1 2008-09-01 Paul Brook <paul@codesourcery.com>
3 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
5 2008-00-01 Jan Hubicka <jh@suse.cz>
7 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
9 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
10 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
11 * gimplify.c (gimplify_init_constructor): Add speed operand.
12 * tree-sra.c (decide_block_copy): Likewise.
13 * tree-inline.c (estimate_move_cost): Likewise.
14 * config/alpha/alpha.h (MOVE_RATIO): Update.
15 * config/frv/frv.c (MOVE_RATIO): Update.
16 * config/spu/spu.h (MOVE_RATIO): Update.
17 * config/sparc/sparc.h (MOVE_RATIO): Update.
18 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
19 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
20 * config/cris/cris.h (MOVE_RATIO): Update.
21 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
22 * config/arm/arm.h (MOVE_RATIO): Update.
23 * config/pa/pa.md: Update uses of MOVE_RATIO
24 * config/pa/pa.h (MOVE_RATIO): Update.
25 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
26 * config/h8300/h8300.h (MOVE_RATIO): Update.
27 * config/v850/v850.h (MOVE_RATIO): Update.
28 * config/bfin/bfin.h (MOVE_RATIO): Update.
30 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
31 Dmitry Melnik <dm@ispras.ru>
32 Dmitry Zhurikhin <zhur@ispras.ru>
33 Alexander Monakov <amonakov@ispras.ru>
34 Maxim Kuvyrkov <maxim@codesourcery.com>
36 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
37 sel-sched-dump.c, sel-sched-ir.c: New files.
38 * Makefile.in (OBJS-common): Add selective scheduling object
40 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
41 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
42 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
43 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
44 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
45 (make_forwarder_block): Update loop latch if we have redirected
47 * cfgloop.c (get_loop_body_in_custom_order): New function.
48 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
49 (CP_FALLTHRU_PREHEADERS): Likewise.
50 (get_loop_body_in_custom_order): Declare.
51 * cfgloopmanip.c (has_preds_from_loop): New.
52 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
53 Assert that the preheader edge will be fall thru when it is set.
54 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
55 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
56 fsel-sched-substitution, fselective-scheduling): New flags.
57 * cse.c (hash_rtx_cb): New.
59 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
60 sel_sched_insn_cnt): New counters.
61 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
62 * genattr.c (main): Output maximal_insn_latency prototype.
63 * genautomata.c (output_default_latencies): New. Factor its code from ...
64 (output_internal_insn_latency_func): ... here.
65 (output_internal_maximal_insn_latency_func): New.
66 (output_maximal_insn_latency_func): New.
67 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
68 (struct hard_reg_set_iterator): New.
69 (hard_reg_set_iter_init, hard_reg_set_iter_set,
70 hard_reg_set_iter_next): New functions.
71 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
72 * lists.c (remove_free_INSN_LIST_node,
73 remove_free_EXPR_LIST_node): New functions.
74 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
75 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
76 (loop_optimizer_finalize): Do not verify flow info after reload.
77 * recog.c (validate_replace_rtx_1): New parameter simplify.
78 Default it to true. Update all uses. Factor out simplifying
80 (simplify_while_replacing): ... this new function.
81 (validate_replace_rtx_part,
82 validate_replace_rtx_part_nosimplify): New.
83 * recog.h (validate_replace_rtx_part,
84 validate_replace_rtx_part_nosimplify): Declare.
85 * rtl.c (rtx_equal_p_cb): New.
86 (rtx_equal_p): Use it.
87 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
88 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
89 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
90 * vecprim.h: Add a vector type for unsigned int.
91 * haifa-sched.c: Include vecprim.h and cfgloop.h.
92 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
93 ready_try, cycle_issued_insns, spec_info): Make global.
95 (dfa_lookahead): New global variable.
96 (old_max_uid, old_last_basic_block): Remove.
97 (h_i_d): Make it a vector.
98 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
100 (after_recovery, adding_bb_to_current_region_p):
101 New variables to handle correct insertion of the recovery code.
102 (struct ready_list): Move declaration to sched-int.h.
103 (rgn_n_insns): Removed.
104 (rtx_vec_t): Move to sched-int.h.
105 (find_insn_reg_weight): Remove.
106 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
107 (haifa_init_h_i_d, haifa_finish_h_i_d):
108 New functions to initialize / finalize haifa instruction data.
109 (extend_h_i_d, init_h_i_d): Rewrite.
110 (unlink_other_notes): Move logic to add_to_note_list. Handle
112 (ready_lastpos, ready_element, ready_sort, reemit_notes,
113 find_fallthru_edge): Make global, remove static prototypes.
114 (max_issue): Make global. Add privileged_n and state parameters. Use
116 (extend_global, extend_all): Removed.
117 (init_before_recovery): Add new param. Fix the handling of the case
118 when we insert a recovery code before the EXIT which has a predecessor
119 with a fallthrough edge to it.
120 (create_recovery_block): Make global. Rename to
121 sched_create_recovery_block. Update.
122 (change_pattern): Rename to sched_change_pattern. Make global.
123 (speculate_insn): Rename to sched_speculate_insn. Make global.
124 Split haifa-specific functionality into ...
125 (haifa_change_pattern): New static function.
126 (sched_extend_bb): New static function.
127 (sched_init_bbs): New function.
128 (current_sched_info): Change type to struct haifa_sched_info.
129 (insn_cost): Adjust for selective scheduling.
130 (dep_cost_1): New function. Move logic from ...
131 (dep_cost): ... here.
132 (dep_cost): Use dep_cost_1.
133 (contributes_to_priority_p): Use sched_deps_info instead of
135 (priority): Adjust to work with selective scheduling. Process the
136 corner case when all dependencies don't contribute to priority.
137 (rank_for_schedule): Use ds_weak instead of dep_weak.
138 (advance_state): New function. Move logic from ...
139 (advance_one_cycle): ... here.
140 (add_to_note_list, concat_note_lists): New functions.
141 (rm_other_notes): Make static. Adjust for selective scheduling.
142 (remove_notes, restore_other_notes): New functions.
143 (move_insn): Add two arguments. Update assert. Don't call
145 (choose_ready): Remove lookahead variable, use dfa_lookahead.
146 Remove more_issue, max_points. Move the code to initialize
147 max_lookahead_tries to max_issue.
148 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
149 ready. Adjust use of move_insn. Call restore_other_notes.
151 (sched_init, sched_finish): Move Haifa-specific initialization/
153 (haifa_sched_init, haifa_sched_finish): ... respectively.
155 (setup_sched_dump): New function.
156 (haifa_init_only_bb): New static function.
157 (haifa_speculate_insn): New static function.
158 (try_ready): Use haifa_* instead of speculate_insn and
160 (extend_ready, extend_all): Remove.
161 (sched_extend_ready_list, sched_finish_ready_list): New functions.
162 (create_check_block_twin, add_to_speculative_block): Use
163 haifa_insns_init instead of extend_global. Update to use new
164 initialization functions. Change parameter. Factor out code from
165 create_check_block_twin to ...
166 (sched_create_recovery_edges) ... this new function.
168 (sched_scan_info): New.
169 (extend_bb): Use sched_scan_info.
170 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
171 static functions for walking through scheduling region.
172 (sched_luids): New vector variable to replace uid_to_luid.
173 (luids_extend_insn): New function.
174 (sched_max_luid): New variable.
175 (luids_init_insn): New function.
176 (sched_init_luids, sched_finish_luids): New functions.
177 (insn_luid): New debug function.
178 (sched_extend_target): New function.
179 (haifa_init_insn): New static function.
180 (sched_init_only_bb): New hook.
181 (sched_split_block): New hook.
182 (sched_split_block_1): New function.
183 (sched_create_empty_bb): New hook.
184 (sched_create_empty_bb_1): New function.
185 (common_sched_info, ready): New global variables.
186 (current_sched_info_var): Remove.
187 (move_block_after_check): Use common_sched_info.
188 (haifa_luid_for_non_insn): New static function.
189 (init_before_recovery): Use haifa_init_only_bb instead of
191 (increase_insn_priority): New.
192 * modulo-sched.c: (issue_rate): Remove static declaration.
193 (sms_sched_info): Change type to haifa_sched_info.
194 (sms_sched_deps_info, sms_common_sched_info): New variables.
195 (setup_sched_infos): New.
196 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
197 Do not call regstat_free_calls_crossed.
198 (sms_print_insn): Use const_rtx.
199 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
200 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
201 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
202 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
203 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
204 current_sched_info to use it.
205 (enum reg_pending_barrier_mode): Move to sched-int.h.
206 (h_d_i_d): New variable. Initialize to NULL.
207 ({true, output, anti, spec, forward}_dependency_cache): Initialize
209 (estimate_dep_weak): Remove static declaration.
210 (sched_has_condition_p): New function. Adjust users of
211 sched_get_condition to use it instead.
212 (conditions_mutex_p): Add arguments indicating which conditions are
214 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
215 argument to indicate whether returned condition is reversed. Do not
216 generate new rtx when condition should be reversed; indicate it by
217 setting new argument instead.
218 (add_dependence_list_and_free): Add deps parameter.
219 Update all users. Do not free dependence list when
220 deps context is readonly.
221 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
223 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
224 (remove_from_deps): New. Use the above functions.
225 (cur_insn, can_start_lhs_rhs_p): New static variables.
226 (add_or_update_back_dep_1): Initialize present_dep_type.
227 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
228 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
229 haifa_note_dep): New functions implementing dependence hooks for
231 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
232 note_dep): New functions.
233 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
235 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
236 (free_deps): Initialize deps->reg_last.
237 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
238 sched_analyze_insn): Update to use dependency hooks infrastructure
239 and readonly contexts.
240 (deps_analyze_insn): New function. Move part of logic from ...
241 (sched_analyze): ... here. Also move some logic to ...
242 (deps_start_bb): ... here. New function.
243 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
245 (sched_deps_init): New function. Move code from ...
246 (init_dependency_caches): ... here. Remove.
247 (init_deps_data_vector): New.
248 (sched_deps_finish): New function. Move code from ...
249 (free_dependency_caches): ... here. Remove.
250 (init_deps_global, finish_deps_global): Adjust for use with
251 selective scheduling.
252 (get_dep_weak): Move logic to ...
253 (get_dep_weak_1): New function.
254 (ds_merge): Move logic to ...
255 (ds_merge_1): New static function.
256 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
257 (ds_get_max_dep_weak): New function.
258 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
259 (n_insns): Rename to rgn_n_insns.
260 (debug_ebb_dependencies): New function.
261 (init_ready_list): Use it.
262 (begin_schedule_ready): Use sched_init_only_bb.
263 (ebb_print_insn): Indicate when an insn starts a new cycle.
264 (contributes_to_priority, compute_jump_reg_dependencies,
265 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
266 (add_block1): Remove to ebb_add_block.
267 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
268 (schedule_ebb): Initialize them. Use remove_notes instead of
269 rm_other_notes. Use haifa_local_init/finish.
270 (schedule_ebbs): Use haifa_sched_init/finish.
271 * sched-int.h: Include vecprim.h, remove rtl.h.
272 (struct ready_list): Delete declaration.
273 (sched_verbose_param, enum sched_pass_id_t,
274 bb_vec_t, insn_vec_t, rtx_vec_t): New.
275 (struct sched_scan_info_def): New structure.
276 (sched_scan_info, sched_scan, sched_init_bbs,
277 sched_init_luids, sched_finish_luids, sched_extend_target,
278 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
279 (struct common_sched_info_def): New.
280 (common_sched_info, haifa_common_sched_info,
281 sched_emulate_haifa_p): Declare.
283 (sched_luids): Declare.
284 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
285 (sched_max_luid, insn_luid): Declare.
286 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
287 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
288 print_insn, print_pattern, print_value, haifa_classify_insn,
289 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
290 setup_sched_dump, sched_init, sched_finish,
291 sel_insn_is_speculation_check): Export.
292 (struct ready_list): Move from haifa-sched.c.
293 (ready_try, ready, max_issue): Export.
294 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
295 sched_init_only_bb, sched_split_block, sched_split_block_1,
296 sched_create_empty_bb, sched_create_empty_bb_1,
297 sched_create_recovery_block, sched_create_recovery_edges): Export.
298 (enum reg_pending_barrier_mode): Export.
299 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
301 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
302 print_insn field. Move add_block and fix_recovery_cfg to
303 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
304 (struct sched_deps_info_def): ... this new structure.
305 (sched_deps_info): Declare.
306 (struct spec_info_def): Remove weakness_cutoff, add
307 data_weakness_cutoff and control_weakness_cutoff.
308 (spec_info): Declare.
309 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
311 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
312 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
313 (current_sched_info): Change type to struct haifa_sched_info.
314 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
315 (h_d_i_d): New variable.
316 (HDID): New accessor macro.
317 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
318 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
320 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
321 (enum SCHED_FLAGS): Update for selective scheduler.
322 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
323 (init_dependency_caches, free_dependency_caches): Delete declarations.
324 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
325 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
326 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
327 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
328 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
330 (rm_other_notes): Delete declaration.
331 (schedule_block): Remove one argument.
332 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
333 ready_element, ready_lastpos, sched_extend_ready_list,
334 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
335 concat_note_lists): Export.
336 (struct region): Move from sched-rgn.h.
337 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
338 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
339 BLOCK_TO_BB, CONTAINING_RGN): Export.
340 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
341 (current_nr_blocks, current_blocks, target_bb): Likewise.
342 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
343 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
344 sched_rgn_local_init, extend_regions,
345 rgn_make_new_region_out_of_new_block, compute_priorities,
346 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
347 extend_rgns, deps_join rgn_setup_common_sched_info,
348 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
349 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
350 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
351 increase_insn_priority): Likewise.
352 * sched-rgn.c: Include sel-sched.h.
353 (ref_counts): New static variable. Use it ...
354 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
355 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
356 (sched_is_disabled_for_current_region_p): Delete static declaration.
357 (struct region): Move to sched-int.h.
358 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
359 ebb_head): Define and initialize.
360 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
361 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
362 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
364 (find_single_block_region): Add new argument to indicate that EBB
365 regions should be constructed.
366 (debug_live): Delete declaration.
367 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
368 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
370 (init_regions): Delete declaration.
371 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
372 rgn_estimate_number_of_insns): New.
373 (too_large): Use estimate_number_of_insns.
374 (haifa_find_rgns): New. Move the code from ...
375 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
376 (free_trg_info): New.
377 (compute_trg_info): Allocate candidate tables here instead of ...
378 (init_ready_list): ... here.
379 (rgn_print_insn): Use const_rtx.
380 (contributes_to_priority, extend_regions): Delete static declaration.
381 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
382 (add_block1): Rename to rgn_add_block.
383 (debug_rgn_dependencies): Delete static qualifier.
384 (new_ready): Use sched_deps_info. Simplify.
385 (rgn_common_sched_info, rgn_const_sched_deps_info,
386 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
387 (region_sched_info): Rename to rgn_const_sched_info.
388 (deps_join): New, extracted from ...
389 (propagate_deps): ... here.
390 (compute_block_dependences, debug_dependencies): Update for selective
392 (free_rgn_deps, compute_priorities): New functions.
393 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
394 sched_rgn_compute_dependencies): New functions.
395 (schedule_region): Use them.
396 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
397 rgn_setup_common_sched_info, rgn_setup_sched_infos):
399 (schedule_insns): Call new functions that were split out.
400 (rgn_make_new_region_out_of_new_block): New.
401 (get_rgn_sched_max_insns_priority): New.
402 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
403 scheduling when appropriate.
404 * sched-vis.c: Include insn-attr.h.
405 (print_value, print_pattern): Make global.
406 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
407 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
408 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
409 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
410 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
411 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
412 hooks. Initialize them to 0.
413 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
414 * target.h (struct gcc_target): Add them. Rename gen_check field to
416 * flags.h (sel_sched_switch_set): Declare.
417 * opts.c (sel_sched_switch_set): New variable.
418 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
419 pipelining is disabled from command line.
420 (common_handle_option): Record whether selective scheduling is
421 requested from command line.
422 * doc/invoke.texi: Document new flags and parameters.
423 * doc/tm.texi: Document new target hooks.
424 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
425 (dfa_state_size): Do not declare locally.
426 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
427 * config/rs6000/rs6000.c (rs6000_init_sched_context,
428 rs6000_alloc_sched_context, rs6000_set_sched_context,
429 rs6000_free_sched_context): New functions.
430 (struct _rs6000_sched_context): New.
431 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
433 (rs6000_sched_finish): Do not run for selective scheduling.
435 2008-08-31 Jan Hubicka <jh@suse.cz>
437 * frv.c (frv_rtx_costs): Update forward declaration.
438 * spu.c (spu_rtx_costs): Likewise.
439 * pdp11.c: Include df.h
440 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
441 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
442 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
443 * iq2000.c (iq2000_address_cost): Add speed argument.
444 (iq2000_rtx_costs): Likewise.
445 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
446 update call of mn10300_address_cost.
447 * mcore.c: Include df.h
448 (mcore_rtx_costs): Update prototype.
449 * score3.c: Include df.h
450 (score3_rtx_costs): Remove speed argument.
451 * score7.c: Include df.h
452 (score7_address_cost): Remove speed argument.
453 * score-protos.h (score_address_cost): Update prototype.
454 * score.c: Include df.h
455 (score_rtx_costs): Update call of costs functions.
456 * v850.c (v850_rtx_costs): Add bool argument.
458 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
460 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
462 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
464 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
465 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
467 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
469 * mkmap-flat.awk: Add option pe_dll.
470 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
471 * config/i386/t-cygwin (SHLIB_LC): Add.
472 * config/i386/t-mingw32 (SHLIB_LC): Add.
473 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
474 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
475 (LINK_SPEC): Support libgcc_s.
476 (LIBGCC_SPEC): Support libgcc_s.
477 (LIBGCC_SONAME): New.
479 2008-08-31 Jan Hubicka <jh@suse.cz>
481 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
482 mistakely had old version of patch.
484 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
485 (ipcp_estimate_growth): New.
486 (ipcp_insert_stage): Use ipcp_estimate_growth.
487 * profile.c (branch_prob): When reading failed, do not consider
490 2008-08-31 Jan Hubicka <jh@suse.cz>
492 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
493 loop is optimized for speed.
495 2008-08-31 Richard Guenther <rguenther@suse.de>
498 * fold-const.c (fold_binary): Retain conversions in folding
501 2008-08-31 Jan Hubicka <jh@suse.cz>
503 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
504 * predict.c (maybe_hot_frequency_p): Make inline.
505 (maybe_hot_count_p): Break out from ...
506 (maybe_hot_bb_p): ... this one.
507 (maybe_hot_edge_p): Simplify.
508 * basic-block.h (probably_cold_bb_p): Remove.
510 2008-08-31 Jakub Jelinek <jakub@redhat.com>
513 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
515 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
516 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
518 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
521 2008-08-31 Jan Hubicka <jh@suse.cz>
523 * predict.c (PROB_VERY_LIKELY): Make small enough so things
525 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
527 2008-08-31 Jakub Jelinek <jakub@redhat.com>
530 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
533 * dwarf2out.c (native_encode_initializer): Subtract min_index for
534 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
536 2008-08-31 Jan Hubicka <jh@suse.cz>
538 * sparc.h (BRANCH_COST): Fix macro definition.
539 * avr.c (avr_operand_rtx_cost): Add speed argument.
540 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
542 2008-08-31 Richard Guenther <rguenther@suse.de>
544 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
545 types instead of operands. Re-instantiate verifying of
546 binary expression operands.
548 2008-08-30 Jan Hubicka <jh@suse.cz>
550 * fwprop.c (should_replace_address): Add speed attribute.
551 (PR_OPTIMIZE_FOR_SPEED): New flag.
552 (propagate_rtx_1): Use it.
553 (propagate_rtx): Set it.
554 (try_fwprop_subst): Update call of rtx_costs.
555 (forward_propagate_and_simplify): LIkewise.
556 * hooks.c (hook_int_rtx_bool_0): New
557 (hook_bool_rtx_int_int_intp_false): Replace by ...
558 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
559 * hooks.h (hook_int_rtx_bool_0): New
560 (hook_bool_rtx_int_int_intp_false): Replace by ...
561 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
562 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
563 (prepare_cmp_insn): UPdate call of rtx_cost.
564 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
565 (reload_cse_simplify_operands): Update call of rtx_cost.
566 (reload_cse_move2add): call of rtx_cost.
567 * target.h (struct gcc_target): Update rtx_costs and address_costs.
568 * rtlanal.c (rtx_cost): Add speed argument.
569 (address_cost): Add speed argument
570 (default_address_cost): Likewise.
571 (insn_rtx_cost): Likewise.
572 * cfgloopanal.c (seq_cost): Add speed argument.
573 (target_reg_cost, target_spill_cost): Turn to array.
574 (init_set_costs): Update for speed.
575 (estimate_reg_pressure_cost): Add speed argument.
576 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
577 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
578 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
579 (seq_cost): Add speed argument.
580 (computation_cost): Add speed arugment.
581 (add_cost, multiply_by_const, get_address_cost): add speed argument.
582 (force_expr_to_var_cost): Update for profile info.
583 (force_var_cost): Likewise.
584 (split_address_cost): Likewise.
585 (ptr_difference_cost): Likewise.
586 (difference_cost): Likewise.
587 (get_computation_cost_at): Likewise.
588 (determine_iv_cost): Likewise.
589 (ivopts_global_cost_for_size): Likewise.
590 (rewrite_use_address): Likewise.
591 (tree_ssa_iv_optimize_loop): Initialize speed field.
592 * cse.c (optimize_this_for_speed_p): New static var.
593 (notreg_cost): Update call of rtx_cost.
594 (cse_extended_basic_block): set optimize_this_for_speed_p.
595 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
596 (noce_try_cmove_arith): Likewise.
597 (noce_try_sign_mask): LIkewise.
598 * expr.c (compress_float_constant): Update rtx_cost calls.
599 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
600 (addr_to_parts): Likewise.
601 (create_mem_ref): Likewise.
602 * dse.c (find_shift_sequence): Add speed argument.
603 (replace_read): Update call.
604 * calls.c (precompute_register_parameters): Update call of rtx_cost.
605 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
606 * neg_cost, shift_cost, shiftadd_cost,
607 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
608 mul_highpart_cost): Increase dimension.
609 (init_expmed): Initialize for both size and speed.
610 (expand_shift): Use profile.
611 (synth_mult): Use profile.
612 (choose_mult_variant): Use profile.
613 (expand_mult): Use profile.
614 (expand_mult_highpart_optab): Use profile.
615 (expand_mult_highpart): Use profile.
616 (expand_smod_pow2): Use profile.
617 (expand_divmod): Use profile.
618 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
619 * loop-invariant.c (create_new_invariant): Use profile.
620 (gain_for_invariant): Add speed parameter.
621 (best_gain_for_invariant): Likewise.
622 (find_invariants_to_move): Likewise.
623 (move_single_loop_invariants): Set it.
624 * target-def.h (TARGET_RTX_COSTS): Use hook.
625 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
626 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
627 * output.h (default_address_cost): Update prototype.
628 * combine.c (optimize_this_for_speed_p): New static var.
629 (combine_validate_cost): Update call of rtx_cost.
630 (combine_instructions): Set optimize_this_for_speed_p.
631 (expand_compound_operation): Update call of rtx_cost.
632 (make_extraction):Update call of rtx_cost.
633 (force_to_mode):Update call of rtx_cost.
634 (distribute_and_simplify_rtx):Update call of rtx_cost.
635 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
636 (estimate_reg_pressure_cost): Update prototype.
637 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
638 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
640 * config/alpha/alpha.c (alpha_rtx_costs): Update.
641 (alpha_rtx_costs): Update.
642 * config/frv/frv.c (frv_rtx_costs): Update.
643 * config/s390/s390.c (s390_rtx_costs): Update.
644 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
645 (m32c_rtx_costs): Update.
646 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
647 (spu_rtx_costs): Update.
648 * config/sparc/sparc.c (sparc_rtx_costs): Update.
649 * config/m32r/m32r.c (m32r_rtx_costs): Update.
650 * config/i386/i386.c (:ix86_address_cost): Update.
651 (ix86_rtx_costs): Update.
652 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
653 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
654 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
655 * config/crx/crx.c (crx_address_cost): Update.
656 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
657 * config/stormy16/stormy16.c
658 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
659 * config/m68hc11/m68hc11.c
660 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
661 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
662 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
663 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
664 * config/ia64/ia64.c (ia64_rtx_costs): Update.
665 * config/m68k/m68k.c (m68k_rtx_costs): Update.
666 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
667 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
668 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
669 (mcore_rtx_costs): update.
670 * config/score/score3.c (score3_rtx_costs): Update.
671 * config/score/score7.c (score7_rtx_costs): Update.
672 * config/score/score3.h (score3_rtx_costs):Update.
673 * config/score/score7.h (score7_rtx_costs): Update.
674 * config/score/score.c (score_rtx_costs): Update.
675 * config/arm/arm.c (arm_address_cost): Update.
676 (arm_rtx_costs_1): Update.
677 (arm_rtx_costs_1): Update.
678 (arm_size_rtx_costs): Update.
679 (arm_size_rtx_costs): Update.
680 (arm_size_rtx_costs): Update.
681 (arm_xscale_rtx_costs): Update.
682 (arm_thumb_address_cost): Update.
683 * config/pa/pa.c (hppa_address_cost): Update.
684 * config/mips/mips.c (mips_rtx_costs): Update.
685 * config/vax/vax.c (vax_address_cost): Update.
686 * config/h8300/h8300.c (h8300_shift_costs): Update.
687 (h8300_rtx_costs): Update.
688 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
689 (v850_rtx_costs): Update.
690 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
692 (bfin_address_cost): Update.
693 (bfin_rtx_costs): Update.
694 * stmt.c (lshift_cheap_p): Update.
696 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
699 * expmed.c (extract_bit_field_1): Check the mode size to make
700 sure the vector modes have the same size.
702 2008-08-29 Michael Meissner <gnu@the-meissners.org>
704 * dojump.c (top level): Include basic-block.h to declare
705 optimize_insn_for_speed_p
707 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
709 * opts.h (CL_SAVE): New option class for marking options that are
710 target specific options usable in the target attribute.
711 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
713 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
714 can easily find the target specific options that are safe to use
715 in the attribute or pragma.
717 * attribs.c (decl_attributes): Change #pragma GCC option to
718 #pragma GCC target, and attribute((option(...))) to
719 attribute((target(...))).
721 * doc/extend.texi (target attribute): Change from option
722 attribute. Delete push/pop/reset.
723 (#pragma GCC target): Change from #pragma GCC option. Delete
725 (#pragma GCC push_options): Document new pragma.
726 (#pragma GCC pop_options): Document new pragma.
727 (#pragma GCC reset_options): Document new pragma.
729 * targhooks.c (default_target_option_valid_attribute_p): Add
730 warning about port not supporting target attributes.
731 (default_target_option_pragma_parse): New function, warn about
732 #pragma GCC target not being supported.
734 * targhooks.h (default_target_option_pragma_parse): Add
737 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
738 TI_CURRENT_OPTION_PRAGMA.
739 (current_target_pragma): Rename from current_option_pragma.
741 * target.h: (struct target_option): Delete booleans for changing
742 the optimization level on hot/cold functions. Change signature of
743 pragma_parse hook to take a second tree.
745 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
747 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
748 that the declaration is done at global scope.
750 * langhooks.c (add_builtin_function_common): Move most of the code
751 from add_builtin_function here, calling the hook passed in.
752 (add_builtin_function): Call add_builtin_function_common with
753 standard builtin hook.
754 (add_builtin_function_ext_scope): New function to add builtins to
757 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
759 (add_builtin_function_ext_scope): Add declaration.
761 * c-pragma.c (handle_pragma_target): Rename from
762 handle_pragma_option, #pragma GCC option is now #pragma GCC
763 target. Move warning about port not supporting target options to
764 default pragma parse hook. Remove push/pop/reset from this
766 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
767 (option_stack): Delete static variable.
768 (optimize_stack): Ditto.
769 (optons_stack): New stack of saved target and optimization
771 (handle_pragma_push_options): New function to handle pushing both
772 target and optimization options.
773 (handle_pragma_pop_options): New function to handle popping both
774 target and optimization options.
775 (handle_pragma_reset_options): New function to handle resetting
776 both target and optimization options to their initial state.
777 (init_pragma): Rename handle_pragma_option to
778 handle_pragma_target. Add support for push_options, pop_options,
779 and reset_options pragmas.
781 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
782 default_target_option_pragma_parse.
783 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
784 default_target_option_valid_attribute_p.
785 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
786 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
787 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
788 optimization level on hot/cold functions.
790 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
791 if the caller and callee have different optimization levels.
793 * c-common.c (handle_target_attribute): Rename from
794 handle_option_attribute, attribute((option(...))) is now
795 attribute((target(...))). Move warning if the port does not
796 support target attributes to the default hook.
797 (handle_hot_attribute): Delete code to change the optimization
798 level of hot functions.
799 (handle_cold_attribute): Ditto.
801 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
802 argument that is the binary tree options to use if there are no
803 arguments. Call ix86_valid_target_attribute_tree instead of
804 ix86_valid_option_attribute_tree.
805 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
806 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
807 ix86_pragma_option_parse.
809 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
810 Rename from ix86_valid_option_attribute_tree.
812 * config/i386/i386.c (ix86_add_new_builtins): New function to add
813 new builtins when the ISA changes.
814 (ix86_valid_target_attribute_tree): Rename from
815 ix86_valid_option_attribute_tree. Change callers. If the
816 function specified optimization options, use those as the starting
817 point before setting up the target attributes. If the
818 optimization options were changed in the course of setting the
819 target attributes, record the new optimization options.
820 (ix86_valid_target_attribute_tree_inner_p): Rename from
821 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
822 ix86_add_new_builtins if the ISA changed.
823 (ix86_valid_target_attribute_p): Rename from
824 ix86_valid_option_attribute_p. Change callers.
825 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
826 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
827 as delayed builtin functions.
828 (struct builtin_isa): New structure to record builtin functions
829 that should be delayed until the ISA for that function is used.
830 (ix86_builtins_isa): Change from int to struct to track builtin
831 functions we want to declare at some point.
832 (def_builtin): If the front end can delay defining the builtin
833 functions, don't create builtins for ISAs not part of the default
835 (def_builtin_const): Ditto.
836 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
837 __builtin_ia32_pcmov_v2di to be different builtin functions.
838 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
839 a structure instead of an int.
840 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
841 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
842 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
843 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
846 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
847 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
849 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
850 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
851 (LANG_HOOKS_INITIALIZER): Add
852 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
854 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
857 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
858 the reload address with the index register for SFmode
859 access with a displacement.
861 2008-08-30 Jan Hubicka <jh@suse.cz>
863 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
864 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
865 * dojump.c (do_jump): Likewise.
866 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
867 (note-if_info): Add BRANCH_COST.
868 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
869 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
870 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
872 * expr.h (BRANCH_COST): Update default.
873 * predict.c (predictable_edge_p): New function.
874 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
875 Update BRANCH_COST call.
876 * basic-block.h (predictable_edge_p): Declare.
877 * config/alpha/alpha.h (BRANCH_COST): Update.
878 * config/frv/frv.h (BRANCH_COST): Update.
879 * config/s390/s390.h (BRANCH_COST): Update.
880 * config/spu/spu.h (BRANCH_COST): Update.
881 * config/sparc/sparc.h (BRANCH_COST): Update.
882 * config/m32r/m32r.h (BRANCH_COST): Update.
883 * config/i386/i386.h (BRANCH_COST): Update.
884 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
885 * config/sh/sh.h (BRANCH_COST): Update.
886 * config/pdp11/pdp11.h (BRANCH_COST): Update.
887 * config/avr/avr.h (BRANCH_COST): Update.
888 * config/crx/crx.h (BRANCH_COST): Update.
889 * config/xtensa/xtensa.h (BRANCH_COST): Update.
890 * config/stormy16/stormy16.h (BRANCH_COST): Update.
891 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
892 * config/iq2000/iq2000.h (BRANCH_COST): Update.
893 * config/ia64/ia64.h (BRANCH_COST): Update.
894 * config/rs6000/rs6000.h (BRANCH_COST): Update.
895 * config/arc/arc.h (BRANCH_COST): Update.
896 * config/score/score.h (BRANCH_COST): Update.
897 * config/arm/arm.h (BRANCH_COST): Update.
898 * config/pa/pa.h (BRANCH_COST): Update.
899 * config/mips/mips.h (BRANCH_COST): Update.
900 * config/vax/vax.h (BRANCH_COST): Update.
901 * config/h8300/h8300.h (BRANCH_COST): Update.
902 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
903 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
904 * doc/tm.texi (BRANCH_COST): Update.
906 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
909 * config/arm/arm.c (arm_optimization_options): Set
910 flag_section_anchors to 2 instead of 1 to distinguish it from
911 -fsection-anchors given explicitely on the command line.
913 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
915 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
916 final insn of a split.
918 2008-08-30 Jan Hubicka <jh@suse.cz>
920 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
922 * final.c (compute_alignments): Use optimize_bb_for_size_p.
923 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
924 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
925 flag_gcse_after_reload_set): New static vars.
926 (common_handle_option): Enable those flags for profile-use.
927 (decode_options): Remove optimize_size flags that are handled
928 on higher granuality.
929 * tree-vectorizer.c (vectorize_loops): Use
930 optimize_loop_nest_for_speed_p.
931 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
932 * tree-predcom.c (tree_predictive_commoning): Use
933 optimize_loop_for_speed_p.
934 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
935 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
936 * predict.c (optimize_loop_for_speed_p): Fix walk.
938 2008-08-30 Jan Hubicka <jh@suse.cz>
940 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
942 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
943 profile presence locally.
945 2008-08-29 Joseph Myers <joseph@codesourcery.com>
948 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
951 2008-08-29 Jan Hubicka <jh@suse.cz>
953 * tree-inline.c (insert_init_stmt): Insert sequence even when
956 2008-08-29 Jeff Law <law@redhat.com>
958 * mn10300.c (mn10300_secondary_reload_class): We need secondary
959 reloads for AM33-2 if IN is a pseudo with an equivalent memory
960 location and class is an FP register.
962 2008-08-29 Jan Hubicka <jh@suse.cz>
964 * see.c (see_merge_one_def_extension): Silence used uninitialized
966 * matrix-reorg.c (check_allocation_function): Likewise.
967 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
969 2008-08-29 Jakub Jelinek <jakub@redhat.com>
972 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
973 compute new & and | in type rather than TREE_TYPE (arg0).
975 * dwarf2out.c (fortran_common): Update comment.
976 (gen_variable_die): Swap com_die and var_die variables in Fortran
977 COMMON block handling code.
979 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
981 * dwarf2out.c (gen_const_die): New function.
982 (size_of_die, value_format, output_die): Output larger
983 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
984 (native_encode_initializer): New function.
985 (tree_add_const_value_attribute): Call it.
986 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
988 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
989 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
990 TREE_THIS_VOLATILE to add_type_attribute.
992 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
994 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
997 * dwarf2out.c (loc_by_reference): New function.
998 (add_location_or_const_value_attribute): Use it.
1001 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
1002 as DW_TAG_variable children of DW_TAG_common_block rather than
1003 DW_TAG_member children. Put DW_AT_external to individual
1004 DW_TAG_variable DIEs, not to DW_TAG_common_block.
1006 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
1007 loc_descriptor_from_tree_1.
1011 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
1012 arguments to imported_module_or_decl.
1013 (debug_nothing_tree_tree): Removed.
1014 (debug_nothing_tree_tree_tree_bool): New prototype.
1015 * debug.c (do_nothing_debug_hooks): Adjust.
1016 (debug_nothing_tree_tree): Removed.
1017 (debug_nothing_tree_tree_tree_bool): New function.
1018 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
1019 (gen_variable_die): Put all common vars for the
1020 same COMMON block under one DW_TAG_common_block.
1021 (declare_in_namespace): Return new context_die, for Fortran
1022 return the module DIE instead of adding extra declarations into
1024 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
1025 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
1026 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
1028 (dwarf2out_global_decl): Don't skip Fortran global vars.
1029 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
1030 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
1031 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
1032 DW_TAG_imported_declaration as child of previous
1033 DW_TAG_imported_module.
1034 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
1035 * sdbout.c (sdb_debug_hooks): Likewise.
1036 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1038 2008-08-29 Jan Hubicka <jh@suse.cz>
1040 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
1042 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
1043 * ipa-cp.c (n_cloning_candidates): New static variable.
1044 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
1045 (ipcp_print_all_lattices): Improve debug output.
1046 (ipcp_cloning_candidate_p): New function.
1047 (ipcp_initialize_node_lattices): Use it.
1048 (ipcp_init_stage): Do only analyzis here; prettier debug output.
1049 (ipcp_propagate_stage): Prettier debug output.
1050 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
1051 (ipcp_print_all_structures): Remove.
1052 (ipcp_need_redirect_p): Test !n_cloning_candidates.
1053 (ipcp_insert_stage): Prettier debug output; call
1054 cgraph_remove_unreachable_nodes before propagating.
1055 (pass_ipa_cp): Schedule function removal pass.
1056 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
1058 (cgraph_maybe_hot_edge_p): Move to ...
1059 * predict.c (cgraph_maybe_hot_edge_p) ... here.
1060 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
1061 (common_handle_option): Set them; enable ipa-cp when profiling.
1062 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
1063 (ipa_print_all_jump_functions): Likewise.
1064 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
1065 (ipa_print_node_params, ipa_print_all_params): New.
1066 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
1067 ipa_print_all_param_flags): Remove.
1068 (ipa_print_node_params, ipa_print_all_params): New.
1070 2008-08-29 Bob Wilson <bob.wilson@acm.org>
1072 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
1073 change from 2008-04-03.
1074 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
1076 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1080 * ira-color.c (push_allocnos_to_stack): Truncate
1081 removed_splay_allocno_vec.
1083 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1086 * ira-color (ira_fast_allocation): Don't assign hard registers to
1089 2008-08-29 Jan Hubicka <jh@suse.cz>
1092 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
1093 for cold internal loops.
1095 2008-08-29 Richard Guenther <rguenther@suse.de>
1097 * tree-ssa-structalias.c (create_variable_info_for): Do not
1098 create fields for heap vars or vars with a noalias state.
1099 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
1102 2008-08-29 Richard Guenther <rguenther@suse.de>
1104 * common.opt (ftree-store-ccp): Mark as preserved for
1105 backward compatibility.
1106 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
1107 * tree-pass.h (pass_store_ccp): Remove.
1108 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
1109 (first_vdef): Remove declaration.
1110 (get_value_loaded_by): Likewise.
1111 * tree-ssa-ccp.c (do_store_ccp): Remove.
1112 (get_default_value): Simplify as do_store_ccp is always false
1113 now. Do not initialize mem_ref.
1114 (set_value_varying): Likewise.
1115 (canonicalize_float_value): Likewise.
1116 (set_lattice_value): Likewise.
1117 (likely_value): Likewise.
1118 (surely_varying_stmt_p): Likewise.
1119 (ccp_initialize): Likewise.
1120 (ccp_lattice_meet): Likewise.
1121 (ccp_visit_phi_node): Likewise.
1122 (ccp_fold): Likewise.
1123 (evaluate_stmt): Likewise.
1124 (visit_assignment): Likewise.
1125 (ccp_visit_stmt): Likewise.
1126 (execute_ssa_ccp): Fold into ...
1127 (do_ssa_ccp): ... this.
1128 (do_ssa_store_ccp): Remove.
1129 (gate_store_ccp): Likewise.
1130 (pass_store_ccp): Likewise.
1131 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
1133 * tree-ssa-propagate.c (first_vdef): Remove.
1134 (get_value_loaded_by): Likewise.
1135 (replace_vuses_in): Likewise.
1136 (substitute_and_fold): Do not call replace_vuses_in.
1137 * opts.c (decode_options): Do not set flag_tree_store_ccp.
1139 2008-08-29 Richard Guenther <rguenther@suse.de>
1142 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
1143 PARAM_NOALIAS tags with is_heapvar.
1144 * tree-ssa-operands.c (access_can_touch_variable): Offset
1145 based tests do not apply for heapvars. Fix offset test.
1147 2008-08-29 Jan Hubicka <jh@suse.cz>
1149 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
1150 (-fipa-cp-clone): Enabled by default at -O3.
1151 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
1152 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
1154 2008-08-29 Jan Hubicka <jh@suse.cz>
1156 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
1158 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
1160 * gimple.c (giple_copy_call_skip_args): New function.
1161 (giple_copy_call_skip_args): Declare.
1163 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
1164 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
1165 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
1166 (ipcp_create_replace_map): Improve debug output.
1167 (ipcp_need_redirect_p): Return false when not clonning.
1168 (ipcp_update_callgraph): Skip args.
1169 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
1171 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
1172 (save_inline_function_body): Update call of tree_function_versioning.
1173 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
1174 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
1175 (tree_function_versioning): Likewise.
1176 * tree-inline.h (tree_function_versioning): Update prototype.
1178 2008-08-29 Jan Hubicka <jh@suse.cz>
1180 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
1181 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
1182 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
1183 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
1184 * value-prof.c (gimple_divmod_fixed_value_transform,
1185 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
1186 gimple_stringops_transform): Use optimize_bb_for_size_p.
1187 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
1188 * final.c (compute_alignments): Use optimize_function_for_size_p.
1189 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
1190 (fold_builtin_strcpy, fold_builtin_fputs): Use
1191 optimize_function_for_size_p.
1192 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
1193 * recog.c (relax_delay_slots): Likewise.
1194 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
1195 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
1196 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
1197 optimize_function_for_size_p.
1198 (cgraph_decide_inlining_of_small_function): Use
1199 optimize_function_for_size_p.
1200 * global.c (find_reg): Use optimize_function_for_size_p.
1201 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
1202 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
1203 flag_prefetch_loop_arrays. Those can work it out from profile.
1204 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
1205 optimize_loop_for_speed_p.
1206 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
1208 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
1209 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
1210 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
1211 * local-alloc.c (block_alloc): Pass BB pointer.
1212 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
1213 * gcse.c (gcse_main): Use optimize_function_for_size_p.
1214 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
1215 (decide_peel_completely): Likewise.
1216 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
1217 optimize_loop_for_size_p.
1218 (vect_enhance_data_refs_alignment): Likewise.
1219 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
1220 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
1221 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
1222 (try_crossjump_bb): Use optimize_bb_for_size_p.
1223 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
1224 optimize_loop_for_speed_p.
1225 * bb-reorder.c (find_traces_1_round): Likewise.
1226 (copy_bb): Use optimize_bb_for_speed_p.
1227 (duplicate_computed_gotos): Likewise.
1228 * basic-block.h (optimize_loop_nest_for_size_p,
1229 optimize_loop_nest_for_speed_p): New.
1230 * stmt.c (expand_case): Use optimize_insn_for_size_p.
1232 2008-08-29 Tristan Gingold <gingold@adacore.com>
1234 * gcov.c (main): Call expandargv.
1236 2008-08-29 Jan Hubicka <jh@suse.cz>
1238 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
1240 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1242 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
1243 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1245 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
1247 2008-08-29 Jan Hubicka <jh@suse.cz>
1249 * tree-pass.h (pass_strip_predict_hints): Declare.
1250 * predict.c (strip_builtin_expect): Rename to ...
1251 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
1252 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
1253 (tree_estimate_probability): Do not strip builtin_expect.
1254 (pass_strip_predict_hints): New pass.
1255 * tree-inline.c (expand_call_inline): When inlining cold function, predict
1257 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
1259 2008-08-29 Richard Guenther <rguenther@suse.de>
1261 PR tree-optimization/37207
1262 * tree-vrp.c (extract_range_from_binary_expr): Also try
1263 to constant fold if only one of the operands is a constant.
1265 2008-08-29 Nick Clifton <nickc@redhat.com>
1267 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
1268 the same way as SYMBOL_REFs.
1270 2008-08-28 Bob Wilson <bob.wilson@acm.org>
1272 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
1274 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1276 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
1277 * config/mips/mips.md (branch_likely): Remove const. Fix
1279 (define_delay for type "branch"): Change to only apply for branch
1280 with likely variant.
1281 (define_delay for type "branch" and "branch_likely" no). New delay
1283 (equality_op): New code iterator.
1284 (bbv, bbinv): New code attributes.
1285 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
1288 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1289 Andrew Pinski <pinskia@gcc.gnu.org>
1292 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
1294 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
1296 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
1297 rule that a symbolic constant must be defined and >= 0 for the
1298 corresponding facility to be present at compile-time.
1299 * gthr-posix.c: Likewise.
1301 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1303 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
1304 * config/mips/mips.md (D): New mode attribute.
1305 (mulsi3, muldi3): Merge it into ...
1306 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
1308 (muldi3_mul3): New pattern.
1309 (mulsi3_mult3): Rename to mulsi3_mul3.
1311 2008-08-28 Jan Hubicka <jh@suse.cz>
1313 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
1315 * predict.c (always_optimize_for_size_p): Rename to ...
1316 (optimize_function_for_size): ... this one; make extern.
1317 (optimize_function_for_speed_p): New.
1318 (optimize_bb_for_size_p, optimize_bb_for_size_p,
1319 optimize_edge_for_size_p,optimize_edge_for_size_p,
1320 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
1321 * basic-block.h (optimize_function_for_size_p,
1322 optimize_function_for_speed_p): Declare.
1323 * i386.md (optimize_size checks): Replace them by appropriate
1325 (standard_80387_constant_p, ix86_compute_frame_layout,
1326 ix86_expand_epilogue, ix86_decompose_address,
1327 print_operand, emit_i387_cw_initialization,
1328 inline_memory_move_cost, ix86_pad_returns,
1329 ix86_reorg): Replace optimize_size checks.
1331 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
1333 * rtl.h (simplify_subreg_regno): Declare.
1334 * rtlanal.c (simplify_subreg_regno): New function, split out from...
1335 * simplify-rtx.c (simplify_subreg): ...here.
1336 * reload.c (find_reloads): Use simplify_subreg_regno instead of
1337 subreg_offset_representable_p.
1339 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1342 * c-typeck.c (convert_for_assignment): Give a note describing what
1343 was passed and what was expected.
1345 2008-08-28 Joey Ye <joey.ye@intel.com>
1347 * doc/extend.texi: Document AVX built-in functions.
1348 * doc/invoke.texi: Document -mavx.
1350 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
1351 Joey Ye <joey.ye@intel.com>
1352 Xuepeng Guo <xuepeng.guo@intel.com>
1354 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
1356 * config/i386/cpuid.h (bit_FMA): New.
1357 (bit_XSAVE): Likewise.
1358 (bit_OSXSAVE): Likewise.
1359 (bit_AVX): Likewise.
1361 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
1362 define. Use ASM_OUTPUT_AVX_PREFIX.
1364 * config/i386/gmmintrin.h: New.
1366 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
1367 (OPTION_MASK_ISA_AVX_SET): New.
1368 (OPTION_MASK_ISA_FMA_SET): Likewise.
1369 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
1370 (OPTION_MASK_ISA_FMA_SET): Likewise.
1371 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
1372 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
1373 (pta_flags): Add PTA_AVX and PTA_FMA.
1374 (override_options): Handle PTA_AVX and PTA_FMA.
1375 (init_cumulative_args): Handle warn_avx.
1376 (classify_argument): Return 0 for COImode and OImode. Return
1377 1 and X86_64_AVX_CLASS for 256bit vector types.
1378 (examine_argument): Handle X86_64_AVX_CLASS.
1379 (construct_container): Likewise.
1380 (function_arg_advance_32): Pass OImode and 256bit vector types
1382 (function_arg_advance_64): Take a new argument to indicate if a
1383 parameter is named. Handle 256bit vector types. Return
1384 immediately for unnamed 256bit vector mode parameters.
1385 (function_arg_advance): Updated.
1386 (function_arg_32): Add comments for TImode. Handle OImode
1387 and 256bit vector types.
1388 (function_arg_64): Take a new argument to indicate if a
1389 parameter is named. Handle 256bit vector types. Return NULL
1390 for unnamed 256bit vector mode parameters.
1391 (function_arg): Updated.
1392 (setup_incoming_varargs_64): Support
1393 AVX encoding for *sse_prologue_save_insn.
1394 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
1395 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
1396 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
1397 enabled, otherwise return -3.
1398 (standard_sse_constant_opcode): Handle AVX and 256bit vector
1400 (print_reg): Support AVX registers. Handle 'x' and 't'.
1401 Handle 'd' to duplicate the operand.
1402 (print_operand): Likewise. Also support AVX vector compare
1404 (output_387_binary_op): Support AVX.
1405 (output_fp_compare): Likewise.
1406 (ix86_expand_vector_move_misalign): Likewise.
1407 (ix86_attr_length_vex_default): New.
1408 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1409 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1410 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1411 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1412 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
1413 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1414 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
1415 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
1416 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
1417 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
1418 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
1419 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
1420 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
1421 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
1422 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1423 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
1424 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
1425 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1426 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
1427 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
1428 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
1429 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
1430 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
1431 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
1432 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
1433 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
1434 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
1435 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1436 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
1437 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
1438 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
1439 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
1440 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
1441 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
1442 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
1443 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
1444 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
1445 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
1446 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
1447 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
1448 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
1449 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
1450 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
1451 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
1452 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
1453 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
1454 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
1455 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
1456 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
1457 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
1458 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
1459 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
1460 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
1461 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
1462 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
1463 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
1464 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
1465 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
1466 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
1467 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
1468 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
1469 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
1470 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
1471 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
1472 and IX86_BUILTIN_MOVMSKPS256,
1473 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
1474 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
1475 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
1476 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
1477 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
1478 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
1479 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
1480 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
1481 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
1482 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
1483 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
1484 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
1485 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
1486 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
1487 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
1488 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
1489 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
1490 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
1491 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
1492 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
1493 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
1494 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
1495 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
1496 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
1497 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
1498 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
1499 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
1500 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
1501 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
1502 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
1503 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
1504 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
1505 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
1506 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
1507 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
1508 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
1509 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
1510 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
1511 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1512 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1513 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1514 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1515 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
1516 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
1517 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
1518 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
1519 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
1520 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
1521 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
1522 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
1523 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
1524 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
1525 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1526 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
1527 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1528 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
1529 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1530 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1532 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
1533 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
1534 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
1535 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
1536 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
1537 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
1538 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
1539 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
1540 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
1541 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
1542 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
1543 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
1544 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
1545 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
1546 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
1547 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
1548 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
1549 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
1550 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
1551 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
1552 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
1553 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
1554 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
1555 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
1556 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
1557 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
1558 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
1559 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
1560 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
1561 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
1562 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
1563 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
1564 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
1565 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
1566 IX86_BUILTIN_MOVMSKPS256.
1567 (ix86_init_mmx_sse_builtins): Support AVX builtins.
1568 (ix86_expand_args_builtin): Likewise.
1569 (ix86_expand_special_args_builtin): Likewise.
1570 (ix86_hard_regno_mode_ok): Handle AVX modes.
1571 (ix86_expand_vector_init_duplicate): Likewise.
1572 (ix86_expand_vector_init_one_nonzero): Likewise.
1573 (ix86_expand_vector_init_one_var): Likewise.
1574 (ix86_expand_vector_init_concat): Likewise.
1575 (ix86_expand_vector_init_general): Likewise.
1576 (ix86_expand_vector_set): Likewise.
1577 (ix86_vector_mode_supported_p): Likewise.
1578 (x86_extended_reg_mentioned_p): Check INSN_P before using
1581 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
1582 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
1584 * config/i386/i386.h (TARGET_AVX): New.
1585 (TARGET_FMA): Likewise.
1586 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
1587 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
1588 (VALID_AVX256_REG_MODE): New.
1589 (AVX256_VEC_FLOAT_MODE_P): Likewise.
1590 (AVX_FLOAT_MODE_P): Likewise.
1591 (AVX128_VEC_FLOAT_MODE_P): Likewise.
1592 (AVX256_VEC_FLOAT_MODE_P): Likewise.
1593 (AVX_VEC_FLOAT_MODE_P): Likewise.
1594 (ASM_OUTPUT_AVX_PREFIX): Likewise.
1595 (ASM_OUTPUT_OPCODE): Likewise.
1596 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
1598 (SSE_REG_MODE_P): Allow 256bit vector modes.
1599 (ix86_args): Add a warn_avx field.
1601 * config/i386/i386.md (UNSPEC_PCMP): New.
1602 (UNSPEC_VPERMIL): Likewise.
1603 (UNSPEC_VPERMIL2): Likewise.
1604 (UNSPEC_VPERMIL2F128): Likewise.
1605 (UNSPEC_MASKLOAD): Likewise.
1606 (UNSPEC_MASKSTORE): Likewise.
1607 (UNSPEC_CAST): Likewise.
1608 (UNSPEC_VTESTP): Likewise.
1609 (UNSPECV_VZEROALL): Likewise.
1610 (UNSPECV_VZEROUPPER): Likewise.
1611 (XMM0_REG): Likewise.
1612 (XMM1_REG): Likewise.
1613 (XMM2_REG): Likewise.
1614 (XMM3_REG): Likewise.
1615 (XMM4_REG): Likewise.
1616 (XMM5_REG): Likewise.
1617 (XMM6_REG): Likewise.
1618 (XMM8_REG): Likewise.
1619 (XMM9_REG): Likewise.
1620 (XMM10_REG): Likewise.
1621 (XMM11_REG): Likewise.
1622 (XMM12_REG): Likewise.
1623 (XMM13_REG): Likewise.
1624 (XMM14_REG): Likewise.
1625 (XMM15_REG): Likewise.
1627 (prefix_vex_imm8): Likewise.
1628 (prefix_vex_w): Likewise.
1629 (length_vex): Likewise.
1632 (*avx_ashlti3): Likewise.
1633 (*avx_lshrti3): Likewise.
1634 (*avx_setcc<mode>): Likewise.
1635 (*fop_<mode>_comm_mixed_avx): Likewise.
1636 (*fop_<mode>_comm_avx): Likewise.
1637 (*fop_<mode>_1_mixed_avx): Likewise.
1638 (*fop_<mode>_1_avx): Likewise.
1639 (*avx_<code><mode>3): Likewise.
1640 (*avx_ieee_smin<mode>3): Likewise.
1641 (*avx_ieee_smax<mode>3): Likewise.
1642 (mode): Add OI, V8SF and V4DF.
1643 (length): Support VEX prefix.
1644 (*cmpfp_i_mixed): Set prefix attribute.
1645 (*cmpfp_i_sse): Likewise.
1646 (*cmpfp_iu_mixed): Likewise.
1647 (*cmpfp_iu_sse): Likewise.
1648 (*movsi_1): Support AVX.
1649 (*movdi_2): Likewise.
1650 (*movdi_1_rex64): Likewise.
1651 (*movti_internal): Likewise.
1652 (*movti_rex64): Likewise.
1653 (*movsf_1): Likewise.
1654 (*movdf_nointeger): Likewise.
1655 (*movdf_integer_rex64): Likewise.
1656 (*movtf_internal): Likewise.
1657 (zero_extendsidi2_32): Likewise.
1658 (zero_extendsidi2_rex64): Likewise.
1659 (*extendsfdf2_mixed): Likewise.
1660 (*extendsfdf2_sse): Likewise.
1661 (*truncdfsf_fast_mixed): Likewise.
1662 (*truncdfsf_fast_sse): Likewise.
1663 (*truncdfsf_mixed): Likewise.
1664 (fix_trunc<mode>di_sse): Likewise.
1665 (fix_trunc<mode>si_sse): Likewise.
1666 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
1667 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
1668 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
1669 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
1670 (*rcpsf2_sse): Likewise.
1671 (*rsqrtsf2_sse): Likewise.
1672 (*sqrt<mode>2_sse): Likewise.
1673 (sse4_1_round<mode>2): Likewise.
1674 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
1675 Support AVX. Set length attribute properly for AVX.
1677 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
1678 (VECTOR_MODES (FLOAT, 32)): Likewise.
1679 (VECTOR_MODE (INT, DI, 8)): Likewise.
1680 (VECTOR_MODE (INT, HI, 32)): Likewise.
1681 (VECTOR_MODE (INT, QI, 64)): Likewise.
1682 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
1683 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
1684 (VECTOR_MODE (INT, DI, 4)): Removed.
1685 (VECTOR_MODE (INT, SI, 8)): Likewise.
1686 (VECTOR_MODE (INT, HI, 16)): Likewise.
1687 (VECTOR_MODE (INT, QI, 32)): Likewise.
1688 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
1689 (INT_MODE (OI, 32)): Likewise.
1691 * config/i386/i386.opt (mavx): New.
1694 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
1696 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
1697 (*mov<mode>_internal_avx): New.
1698 (*movv2sf_internal_rex64_avx): Likewise.
1699 (*movv2sf_internal_avx): Likewise.
1701 * config/i386/predicates.md (const_4_to_5_operand): New.
1702 (const_6_to_7_operand): Likewise.
1703 (const_8_to_11_operand): Likewise.
1704 (const_12_to_15_operand): Likewise.
1705 (avx_comparison_float_operator): Likewise.
1707 * config/i386/sse.md (AVX256MODEI): New.
1708 (AVX256MODE): Likewise.
1709 (AVXMODEQI): Likewise.
1710 (AVXMODE): Likewise.
1711 (AVX256MODEF2P): Likewise.
1712 (AVX256MODE2P): Likewise.
1713 (AVX256MODE4P): Likewise.
1714 (AVX256MODE8P): Likewise.
1715 (AVXMODEF2P): Likewise.
1716 (AVXMODEF4P): Likewise.
1717 (AVXMODEDCVTDQ2PS): Likewise.
1718 (AVXMODEDCVTPS2DQ): Likewise.
1719 (avxvecmode): Likewise.
1720 (avxvecpsmode): Likewise.
1721 (avxhalfvecmode): Likewise.
1722 (avxscalarmode): Likewise.
1723 (avxcvtvecmode): Likewise.
1724 (avxpermvecmode): Likewise.
1725 (avxmodesuffixf2c): Likewise.
1726 (avxmodesuffixp): Likewise.
1727 (avxmodesuffixs): Likewise.
1728 (avxmodesuffix): Likewise.
1729 (vpermilbits): Likewise.
1730 (pinsrbits): Likewise.
1731 (mov<mode>): Likewise.
1732 (*mov<mode>_internal): Likewise.
1733 (push<mode>1): Likewise.
1734 (movmisalign<mode>): Likewise.
1735 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1736 (avx_movdqu<avxmodesuffix>): Likewise.
1737 (avx_lddqu<avxmodesuffix>): Likewise.
1738 (<plusminus_insn><mode>3): Likewise.
1739 (*avx_<plusminus_insn><mode>3): Likewise.
1740 (*avx_vm<plusminus_insn><mode>3): Likewise.
1741 (mul<mode>3): Likewise.
1742 (*avx_mul<mode>3): Likewise.
1743 (*avx_vmmul<mode>3): Likewise.
1744 (divv8sf3): Likewise.
1745 (divv4df3): Likewise.
1746 (avx_div<mode>3): Likewise.
1747 (*avx_div<mode>3): Likewise.
1748 (*avx_vmdiv<mode>3): Likewise.
1749 (avx_rcpv8sf2): Likewise.
1750 (*avx_vmrcpv4sf2): Likewise.
1751 (sqrtv8sf2): Likewise.
1752 (avx_sqrtv8sf2): Likewise.
1753 (*avx_vmsqrt<mode>2): Likewise.
1754 (rsqrtv8sf2): Likewise.
1755 (avx_rsqrtv8sf2): Likewise.
1756 (*avx_vmrsqrtv4sf2): Likewise.
1757 (<code><mode>3): Likewise.
1758 (*avx_<code><mode>3_finite): Likewise.
1759 (*avx_<code><mode>3): Likewise.
1760 (*avx_vm<code><mode>3): Likewise.
1761 (*avx_ieee_smin<mode>3): Likewise.
1762 (*avx_ieee_smax<mode>3): Likewise.
1763 (avx_addsubv8sf3): Likewise.
1764 (avx_addsubv4df3): Likewise.
1765 (*avx_addsubv4sf3): Likewise.
1766 (*avx_addsubv2df3): Likewise.
1767 (avx_h<plusminus_insn>v4df3): Likewise.
1768 (avx_h<plusminus_insn>v8sf3): Likewise.
1769 (*avx_h<plusminus_insn>v4sf3): Likewise.
1770 (*avx_h<plusminus_insn>v2df3): Likewise.
1771 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
1772 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
1773 (*avx_maskcmp<mode>3): Likewise.
1774 (avx_nand<mode>3): Likewise.
1775 (*avx_<code><mode>3): Likewise.
1776 (*avx_nand<mode>3): Likewise.
1777 (*avx_<code><mode>3): Likewise.
1778 (*avx_cvtsi2ss): Likewise.
1779 (*avx_cvtsi2ssq): Likewise.
1780 (*avx_cvtsi2sd): Likewise.
1781 (*avx_cvtsi2sdq): Likewise.
1782 (*avx_cvtsd2ss): Likewise.
1783 (avx_cvtss2sd): Likewise.
1784 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
1785 (avx_cvtps2dq<avxmodesuffix>): Likewise.
1786 (avx_cvttps2dq<avxmodesuffix>): Likewise.
1787 (*avx_cvtsi2sd): Likewise.
1788 (*avx_cvtsi2sdq): Likewise.
1789 (avx_cvtdq2pd256): Likewise.
1790 (avx_cvtpd2dq256): Likewise.
1791 (avx_cvttpd2dq256): Likewise.
1792 (*avx_cvtsd2ss): Likewise.
1793 (*avx_cvtss2sd): Likewise.
1794 (avx_cvtpd2ps256): Likewise.
1795 (avx_cvtps2pd256): Likewise.
1796 (*avx_movhlps): Likewise.
1797 (*avx_movlhps): Likewise.
1798 (avx_unpckhps256): Likewise.
1799 (*avx_unpckhps): Likewise.
1800 (avx_unpcklps256): Likewise.
1801 (*avx_unpcklps): Likewise.
1802 (avx_movshdup256): Likewise.
1803 (avx_movsldup256): Likewise.
1804 (avx_shufps256): Likewise.
1805 (avx_shufps256_1): Likewise.
1806 (*avx_shufps_<mode>): Likewise.
1807 (*avx_loadhps): Likewise.
1808 (*avx_storelps): Likewise.
1809 (*avx_loadlps): Likewise.
1810 (*avx_movss): Likewise.
1811 (*vec_dupv4sf_avx): Likewise.
1812 (*vec_concatv2sf_avx): Likewise.
1813 (*vec_concatv4sf_avx): Likewise.
1814 (*vec_setv4sf_0_avx): Likewise.
1815 (*vec_setv4sf_avx): Likewise.
1816 (*avx_insertps): Likewise.
1817 (avx_vextractf128<mode>): Likewise.
1818 (vec_extract_lo_<mode>): Likewise.
1819 (vec_extract_hi_<mode>): Likewise.
1820 (vec_extract_lo_<mode>): Likewise.
1821 (vec_extract_hi_<mode>): Likewise.
1822 (vec_extract_lo_v16hi): Likewise.
1823 (vec_extract_hi_v16hi): Likewise.
1824 (vec_extract_lo_v32qi): Likewise.
1825 (vec_extract_hi_v32qi): Likewise.
1826 (avx_unpckhpd256): Likewise.
1827 (*avx_unpckhpd): Likewise.
1828 (avx_movddup256): Likewise.
1829 (*avx_movddup): Likewise.
1830 (avx_unpcklpd256): Likewise.
1831 (*avx_unpcklpd): Likewise.
1832 (avx_shufpd256): Likewise.
1833 (avx_shufpd256_1): Likewise.
1834 (*avx_punpckhqdq): Likewise.
1835 (*avx_punpcklqdq): Likewise.
1836 (*avx_shufpd_<mode>): Likewise.
1837 (*avx_storehpd): Likewise.
1838 (*avx_loadhpd): Likewise.
1839 (*avx_loadlpd): Likewise.
1840 (*avx_movsd): Likewise.
1841 (*vec_concatv2df_avx): Likewise.
1842 (*avx_<plusminus_insn><mode>3): Likewise.
1843 (*avx_<plusminus_insn><mode>3): Likewise.
1844 (*avx_mulv8hi3): Likewise.
1845 (*avxv8hi3_highpart): Likewise.
1846 (*avx_umulv8hi3_highpart): Likewise.
1847 (*avx_umulv2siv2di3): Likewise.
1848 (*avx_mulv2siv2di3): Likewise.
1849 (*avx_pmaddwd): Likewise.
1850 (*avx_mulv4si3): Likewise.
1851 (*avx_ashr<mode>3): Likewise.
1852 (*avx_lshr<mode>3): Likewise.
1853 (*avx_ashl<mode>3): Likewise.
1854 (*avx_<code><mode>3): Likewise.
1855 (*avx_eq<mode>3): Likewise.
1856 (*avx_gt<mode>3): Likewise.
1857 (*avx_nand<mode>3): Likewise.
1858 (*avx_nand<mode>3): Likewise.
1859 (*avx_<code><mode>3): Likewise.
1860 (*avx_<code><mode>3): Likewise.
1861 (*avx_packsswb): Likewise.
1862 (*avx_packssdw): Likewise.
1863 (*avx_packuswb): Likewise.
1864 (*avx_punpckhbw): Likewise.
1865 (*avx_punpcklbw): Likewise.
1866 (*avx_punpckhwd): Likewise.
1867 (*avx_punpcklwd): Likewise.
1868 (*avx_punpckhdq): Likewise.
1869 (*avx_punpckldq): Likewise.
1870 (*avx_pinsr<avxmodesuffixs>): Likewise.
1871 (*avx_pinsrq): Likewise.
1872 (*avx_loadld): Likewise.
1873 (*vec_extractv2di_1_rex64_avx): Likewise.
1874 (*vec_extractv2di_1_avx): Likewise.
1875 (*vec_dupv2di_avx): Likewise.
1876 (*vec_concatv2si_avx): Likewise.
1877 (*vec_concatv4si_1_avx): Likewise.
1878 (*vec_concatv2di_avx): Likewise.
1879 (*vec_concatv2di_rex64_avx): Likewise.
1880 (*avx_uavgv16qi3): Likewise.
1881 (*avx_uavgv8hi3): Likewise.
1882 (*avx_psadbw): Likewise.
1883 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
1884 (*avx_phaddwv8hi3): Likewise.
1885 (*avx_phadddv4si3): Likewise.
1886 (*avx_phaddswv8hi3): Likewise.
1887 (*avx_phsubwv8hi3): Likewise.
1888 (*avx_phsubdv4si3): Likewise.
1889 (*avx_phsubswv8hi3): Likewise.
1890 (*avx_pmaddubsw128): Likewise.
1891 (*avx_pmulhrswv8hi3): Likewise.
1892 (*avx_pshufbv16qi3): Likewise.
1893 (*avx_psign<mode>3): Likewise.
1894 (*avx_palignrti): Likewise.
1895 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1896 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1897 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1898 (*avx_mpsadbw): Likewise.
1899 (*avx_packusdw): Likewise.
1900 (*avx_pblendvb): Likewise.
1901 (*avx_pblendw): Likewise.
1902 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1903 (avx_ptest256): Likewise.
1904 (avx_roundp<avxmodesuffixf2c>256): Likewise.
1905 (*avx_rounds<ssemodesuffixf2c>): Likewise.
1906 (*avx_aesenc): Likewise.
1907 (*avx_aesenclast): Likewise.
1908 (*avx_aesdec): Likewise.
1909 (*avx_aesdeclast): Likewise.
1910 (avx_vzeroupper): Likewise.
1911 (avx_vzeroupper_rex64): Likewise.
1912 (avx_vpermil<mode>): Likewise.
1913 (avx_vpermilvar<mode>3): Likewise.
1914 (avx_vpermil2<mode>3): Likewise.
1915 (avx_vperm2f128<mode>3): Likewise.
1916 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1917 (avx_vbroadcastss256): Likewise.
1918 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
1919 (avx_vinsertf128<mode>): Likewise.
1920 (vec_set_lo_<mode>): Likewise.
1921 (vec_set_hi_<mode>): Likewise.
1922 (vec_set_lo_<mode>): Likewise.
1923 (vec_set_hi_<mode>): Likewise.
1924 (vec_set_lo_v16hi): Likewise.
1925 (vec_set_hi_v16hi): Likewise.
1926 (vec_set_lo_v32qi): Likewise.
1927 (vec_set_hi_v32qi): Likewise.
1928 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1929 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1930 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
1931 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
1932 (vec_init<mode>): Likewise.
1933 (*vec_concat<mode>_avx): Likewise.
1934 (blendbits): Support V8SF and V4DF.
1935 (sse2_movq128): Support AVX.
1936 (<sse>_movnt<mode>): Likewise.
1937 (sse2_movntv2di): Likewise.
1938 (sse_rcpv4sf2): Likewise.
1939 (sse_sqrtv4sf2): Likewise.
1940 (sse_rsqrtv4sf2): Likewise.
1941 (<sse>_comi): Likewise.
1942 (<sse>_ucomi): Likewise.
1943 (sse_cvtss2si): Likewise.
1944 (sse_cvtss2si_2): Likewise.
1945 (sse_cvtss2siq): Likewise.
1946 (sse_cvtss2siq_2): Likewise.
1947 (sse_cvttss2si): Likewise.
1948 (sse_cvttss2siq): Likewise.
1949 (sse2_cvtsd2si): Likewise.
1950 (sse2_cvtsd2si_2): Likewise.
1951 (sse2_cvtsd2siq): Likewise.
1952 (sse2_cvtsd2siq_2): Likewise.
1953 (sse2_cvttsd2si): Likewise.
1954 (sse2_cvttsd2siq): Likewise.
1955 (sse2_cvtdq2pd): Likewise.
1956 (*sse2_cvtpd2dq): Likewise.
1957 (*sse2_cvttpd2dq): Likewise.
1958 (*sse2_cvtpd2ps): Likewise.
1959 (sse2_cvtps2pd): Likewise.
1960 (sse3_movshdup): Likewise.
1961 (sse3_movsldup): Likewise.
1962 (sse_storehps): Likewise.
1963 (*sse4_1_extractps): Likewise.
1964 (sse2_storelpd): Likewise.
1965 (vec_dupv2df_sse3): Likewise.
1966 (*vec_concatv2df_sse3): Likewise.
1967 (*sse4_1_pextrb): Likewise.
1968 (*sse4_1_pextrb_memory): Likewise.
1969 (*sse2_pextrw): Likewise.
1970 (*sse4_1_pextrw_memory): Likewise.
1971 (*sse4_1_pextrd): Likewise.
1972 (*sse4_1_pextrq): Likewise.
1973 (sse2_pshufd_1): Likewise.
1974 (sse2_pshuflw_1): Likewise.
1975 (sse2_pshufhw_1): Likewise.
1976 (*sse2_storeq_rex64): Likewise.
1977 (*vec_dupv4si): Likewise.
1978 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
1979 (sse2_pmovmskb): Likewise.
1980 (*sse2_maskmovdqu): Likewise.
1981 (*sse2_maskmovdqu_rex64): Likewise.
1982 (sse_ldmxcsr): Likewise.
1983 (sse_stmxcsr): Likewise.
1984 (abs<mode>2): Likewise.
1985 (sse4_1_movntdqa): Likewise.
1986 (sse4_1_phminposuw): Likewise.
1987 (sse4_1_extendv8qiv8hi2): Likewise.
1988 (*sse4_1_extendv8qiv8hi2): Likewise.
1989 (sse4_1_extendv4qiv4si2): Likewise.
1990 (*sse4_1_extendv4qiv4si2): Likewise.
1991 (sse4_1_extendv2qiv2di2): Likewise.
1992 (*sse4_1_extendv2qiv2di2): Likewise.
1993 (sse4_1_extendv4hiv4si2): Likewise.
1994 (*sse4_1_extendv4hiv4si2): Likewise.
1995 (sse4_1_extendv2hiv2di2): Likewise.
1996 (*sse4_1_extendv2hiv2di2): Likewise.
1997 (sse4_1_extendv2siv2di2): Likewise.
1998 (*sse4_1_extendv2siv2di2): Likewise.
1999 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2000 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2001 (sse4_1_zero_extendv4qiv4si2): Likewise.
2002 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2003 (sse4_1_zero_extendv2qiv2di2): Likewise.
2004 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2005 (sse4_1_zero_extendv4hiv4si2): Likewise.
2006 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2007 (sse4_1_zero_extendv2hiv2di2): Likewise.
2008 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2009 (sse4_1_zero_extendv2siv2di2): Likewise.
2010 (*sse4_1_zero_extendv2siv2di2): Likewise.
2011 (sse4_1_ptest): Likewise.
2012 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
2013 (sse4_2_pcmpestri): Likewise.
2014 (sse4_2_pcmpestrm): Likewise.
2015 (sse4_2_pcmpistri): Likewise.
2016 (sse4_2_pcmpistrm): Likewise.
2018 (aeskeygenassist): Likewise.
2020 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
2022 * config/i386/predicates.md (vzeroall_operation): New.
2024 * config/i386/sse.md (avx_vzeroall): New.
2025 (*avx_vzeroall): Likewise.
2027 2008-08-28 Paul Brook <paul@codesourcery.com>
2028 Mark Shinwell <shinwell@codesourcery.com>
2029 Richard Earnshaw <richard.earnshaw@arm.com>
2031 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
2032 (TARGET_MIN_ANCHOR_OFFSET): New.
2033 (arm_override_options): Set correct anchor ranges for Thumb-1
2034 and Thumb-2 if required.
2035 (legitimize_pic_address): Handle case involving a TLS symbol
2036 reference with an addend.
2037 (arm_optimization_options): Enable section anchors at -O1 and
2039 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
2040 * config/arm/arm-protos.h (arm_optimization_options): New.
2042 2008-08-28 Nick Clifton <nickc@redhat.com>
2044 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
2045 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
2048 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
2049 * config/v850/v850.md (return): Remove frame size restriction.
2051 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
2053 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
2055 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
2057 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
2059 2008-08-28 Paul Brook <paul@codesourcery.com>
2061 * config/arm/vfp11.md: Update license notice.
2062 * config/arm/cortex-r4.md: Ditto.
2064 2008-08-28 Richard Guenther <rguenther@suse.de>
2066 PR tree-optimization/37207
2067 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
2070 2008-08-28 Dodji Seketeli <dodji@redhat.com>
2073 * tree.c (int_fits_type_p): Don't forget unsigned integers
2074 of type sizetype which higher end word equals -1.
2076 2008-08-28 Ira Rosen <irar@il.ibm.com>
2078 * target.h (struct vectorize): Add new target builtin.
2079 * tree-vectorizer.c (destroy_loop_vec_info): Call
2080 vect_free_slp_instance instead of vect_free_slp_node.
2081 * tree-vectorizer.h (enum slp_load_perm_type): New.
2082 (struct _slp_instance): Add new fields.
2083 (SLP_INSTANCE_LOAD_PERMUTATION): New.
2084 (SLP_INSTANCE_LOADS): New.
2085 (vect_free_slp_tree): Remove.
2086 (vect_free_slp_instance): Declare.
2087 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
2088 (vectorizable_load): Add argument.
2089 (vect_transform_slp_perm_load): New.
2090 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
2092 (vect_get_place_in_interleaving_chain): New function.
2093 (vect_free_slp_tree): Make static.
2094 (vect_free_slp_instance): New function.
2095 (vect_build_slp_tree): Add new arguments. Allow load permutations and
2096 collect the load location in the interleaving chain.
2097 (vect_supported_slp_permutation_p): New function.
2098 (vect_supported_load_permutation_p): Likewise.
2099 (vect_analyze_slp_instance): In case of loads permutation, call
2100 vect_supported_load_permutation_p to check that the permutation is
2102 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
2103 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
2104 (vect_create_mask_and_perm): New function.
2105 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
2106 (vectorizable_load): Add an argument. Don't keep the created vectors
2107 statements in the node if permutation is required. Call
2108 vect_transform_slp_perm_load to generate the permutation.
2109 (vect_transform_stmt): Add new argument. Call vectorizable_load with
2110 additional argument.
2111 (vect_schedule_slp_instance): In case of loads permutation, allocate
2112 vectorized statements structure for all the related SLP nodes. Call
2113 vect_transform_stmt with addditional argument.
2114 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
2115 * config/spu/spu.c (spu_builtin_vec_perm): New.
2116 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2117 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
2118 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
2119 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2121 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
2123 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
2124 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
2125 __gthread_cond_signal, __gthread_cond_timedwait,
2126 __gthread_cond_timedwait_recursive): New functions.
2127 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
2129 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
2132 2008-08-28 Richard Guenther <rguenther@suse.de>
2135 * fold-const.c (maybe_canonicalize_comparison_1): Require
2136 undefined overflow only for canonicalizing A +- CST cmp CST.
2137 Make sure to not generate new constants that are not inside
2138 their TYPE_MIN/MAX_VALUE range.
2139 (maybe_canonicalize_comparison): Remove undefined overflow
2141 (fold_binary): Remove now duplicate folding.
2143 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2145 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
2146 use not updated in the last change.
2148 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
2150 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
2151 (IRA_COVER_CLASSES): Add FPUL_REGS.
2153 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2156 * c-common.c (conversion_warning): Check for null operands.
2158 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2161 * c-decl.c (check_for_loop_decls): Improve error message. Give
2164 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2167 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
2168 (convert_for_assignment): Pass corrent OPT_W* parameter to
2169 WARN_FOR_ASSIGNMENT.
2171 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2174 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
2176 2008-08-27 Paul Brook <paul@codesourcery.com>
2178 * config.gcc: Loosen checks for arm uclinux eabi targets.
2180 2008-08-27 Paul Brook <paul@codesourcery.com>
2182 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
2184 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2186 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
2188 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
2189 the enumerators of an ENUMERAL_TYPE.
2190 * dbxout.c (dbxout_type): Ditto.
2192 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
2195 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
2196 (fwprop_addr): Check that the loop_father is not the outer loop.
2198 2008-08-26 Paul Brook <paul@codesourcery.com>
2200 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
2201 Remove documentation entry for fmul type.
2202 Use fmuls to annotate single-precision multiplication patterns,
2203 fmuld to annotate double-precision multiplication patterns,
2204 fmacs to annotate single-precision multiply-accumulate patterns
2205 and fmacd to annotate double-precision multiply-accumulate patterns.
2206 * config/arm/vfp11.md: Update reservations accordingly.
2207 * config/arm/arm.md: Note that certain values of the "type"
2208 attribute are documented in vfp.md.
2209 * config/arm/arm1020e.md: Remove out of date duplicate comment.
2210 (v10_cvt): Use new fmul types.
2212 2008-08-26 Paul Brook <paul@codesourcery.com>
2214 * config/arm/vfp.md: Move pipeline description for VFP11 to...
2215 * config/arm/vfp11.md: ...here. New.
2216 * config/arm/arm.md: Include vfp11.md.
2218 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
2220 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
2221 parameter to inform call.
2223 2008-08-26 Jeff Law <law@redhat.com>
2225 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
2226 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
2227 preferred class when copying a constant into a partial word register.
2229 2008-08-26 Ben Elliston <bje@au.ibm.com>
2231 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
2232 * cp/typeck.c: Likewise.
2233 * cp/tree.c: Likewise.
2234 * gimple-low.c: Likewise.
2237 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
2239 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
2240 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
2242 * doc/passes.texi: Describe IRA.
2244 * doc/tm.texi (IRA_COVER_CLASSES,
2245 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
2247 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
2248 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
2249 -fira-propagate-cost, -fno-ira-share-save-slots,
2250 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
2252 * flags.h (ira_algorithm): New enumeration.
2253 (flag_ira_algorithm, flag_ira_verbose): New external variable
2256 * postreload.c (gate_handle_postreload): Don't do post reload
2257 optimizations unless the reload is completed.
2259 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
2262 * tree-pass.h (pass_ira): New external variable declaration.
2264 * reload.h: Add 2008 to the Copyright.
2266 * cfgloopanal.c: Include params.h.
2267 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
2270 * params.h (IRA_MAX_LOOPS_NUM): New macro.
2272 * toplev.c (ira.h): New include.
2273 (flag_ira_algorithm, flag_ira_verbose): New external variables.
2274 (backend_init_target): Call ira_init.
2275 (backend_init): Call ira_init_once.
2276 (finalize): Call finish_ira_once.
2278 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
2279 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
2282 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
2283 may_move_out_cost): New external variable declarations.
2284 (move_table): New typedef.
2286 * caller-save.c: Include headers output.h and ira.h.
2287 (no_caller_save_reg_set): New global variable.
2288 (save_slots_num, save_slots): New variables.
2289 (reg_save_code, reg_restore_code, add_stored_regs): Add
2291 (init_caller_save): Set up no_caller_save_reg_set.
2292 (init_save_areas): Reset save_slots_num.
2293 (saved_hard_reg): New structure.
2294 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
2295 (initiate_saved_hard_regs, new_saved_hard_reg,
2296 finish_saved_hard_regs, saved_hard_reg_compare_func): New
2298 (setup_save_areas): Add code for sharing stack slots.
2299 (all_blocks): New variable.
2300 (save_call_clobbered_regs): Process pseudo-register too.
2301 (mark_set_regs): Process pseudo-register too.
2302 (insert_one_insn): Put the insn after bb note in a empty basic
2303 block. Add insn check.
2305 * global.c (eliminable_regset): Make it external.
2306 (mark_elimination): Use DF_LR_IN for IRA.
2307 (pseudo_for_reload_consideration_p): New.
2308 (build_insn_chain): Make it external. Don't ignore spilled
2309 pseudos for IRA. Use pseudo_for_reload_consideration_p.
2310 (gate_handle_global_alloc): New function.
2311 (pass_global_alloc): Add the gate function.
2313 * opts.c (decode_options): Set up flag_ira. Print the warning for
2315 (common_handle_option): Process -fira-algorithm and -fira-verbose.
2317 * timevar.def (TV_IRA, TV_RELOAD): New passes.
2319 * regmove.c (regmove_optimize): Don't do replacement of output for
2322 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
2323 New external variable declarations.
2325 * local-alloc.c (update_equiv_regs): Make it external. Return
2326 true if jump label rebuilding should be done. Rescan new_insn for
2328 (gate_handle_local_alloc): New function.
2329 (pass_local_alloc): Add the gate function.
2331 * alias.c (value_addr_p, stack_addr_p): New functions.
2332 (nonoverlapping_memrefs_p): Use them for IRA.
2334 * common.opt (fira, fira-algorithm, fira-coalesce,
2335 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
2336 fira-verbose): New options.
2338 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
2339 move_cost, may_move_in_cost, may_move_out_cost): Make the
2341 (move_table): Remove typedef.
2342 (init_move_cost): Make it external.
2343 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
2346 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
2347 setup_reg_classes): New function prototypes.
2348 (eliminable_regset): New external variable declaration.
2349 (build_insn_chain, update_equiv_regs): New function prototypes.
2351 * Makefile.in (IRA_INT_H): New definition.
2352 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
2353 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
2354 (reload1.o, toplev.o): Add dependence on ira.h.
2355 (cfgloopanal.o): Add PARAMS_H.
2356 (caller-save.o): Add dependence on output.h and ira.h.
2357 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
2358 ira-emit.o, ira-lives.o): New entries.
2360 * passes.c (pass_ira): New pass.
2362 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
2364 * reload1.c (ira.h): Include the header.
2365 (changed_allocation_pseudos): New bitmap.
2366 (init_reload): Initiate the bitmap.
2367 (compute_use_by_pseudos): Permits spilled registers in FROM.
2368 (temp_pseudo_reg_arr): New variable.
2369 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
2370 IRA. Call alter_reg with the additional parameter. Don't clear
2371 spilled_pseudos for IRA. Restore original insn chain for IRA.
2372 Clear changed_allocation_pseudos at the end of reload.
2373 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
2374 (hard_regno_to_pseudo_regno): New variable.
2375 (count_pseudo): Check spilled pseudos. Set up
2376 hard_regno_to_pseudo_regno.
2377 (count_spilled_pseudo): Check spilled pseudos. Update
2378 hard_regno_to_pseudo_regno.
2379 (find_reg): Use better_spill_reload_regno_p. Check
2380 hard_regno_to_pseudo_regno.
2381 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
2383 (eliminate_regs_1): Use additional parameter for alter_reg.
2384 (finish_spills): Set up pseudo_previous_regs only for spilled
2385 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
2386 more arguments. Don't clear live_throughout and dead_or_set for
2387 spilled pseudos. Use additional parameter for alter_reg. Call
2388 mark_allocation_change. Set up changed_allocation_pseudos.
2389 Remove sanity check.
2390 (emit_input_reload_insns, delete_output_reload): Use additional
2391 parameter for alter_reg. Call mark_allocation_change.
2392 (substitute, gen_reload_chain_without_interm_reg_p): New
2394 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
2396 * testsuite/gcc.dg/20080410-1.c: New file.
2398 * config/s390/s390.h (IRA_COVER_CLASSES,
2399 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
2401 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
2403 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
2405 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
2407 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
2409 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
2411 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
2413 2008-08-24 Jeff Law <law@redhat.com>
2414 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
2415 when ignoring unavailable registers.
2417 2008-08-24 Jeff Law <law@redhat.com>
2418 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
2419 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
2420 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
2421 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
2423 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
2424 * ira-build.c (allocno_range_compare_func): Stabilize sort.
2426 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
2427 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
2428 * reload1.c (find_reg): Process registers in register allocation order.
2430 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2431 * toplev.c (backend_init_target): Move ira_init call from
2433 (lang_dependent_init_target): ...to here.
2435 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2436 * ira.c (setup_class_subset_and_memory_move_costs): Don't
2437 calculate memory move costs for NO_REGS.
2439 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
2440 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
2441 STACK_REGS is defined.
2443 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2444 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
2446 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
2447 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
2449 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
2450 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
2451 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
2454 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
2455 Dorit Nuzman <dorit@il.ibm.com>
2457 * gcc/config/spu/spu.md (vec_extract_evenv4si,
2458 vec_extract_evenv4sf, vec_extract_evenv8hi,
2459 vec_extract_evenv16qi, vec_extract_oddv4si,
2460 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
2461 vec_interleave_highv4sf, vec_interleave_lowv4sf,
2462 vec_interleave_highv4si, vec_interleave_lowv4si,
2463 vec_interleave_highv8hi, vec_interleave_lowv8hi,
2464 vec_interleave_highv16qi, vec_interleave_lowv16qi,
2465 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
2467 2008-08-25 Janis Johnson <janis187@us.ibm.com>
2470 * config/rs6000/rs6000.c (optimization_options): Don't default to
2471 section anchors without toplevel reorder.
2473 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2475 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
2476 (mfc_end_critical_section): Likewise.
2478 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2480 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
2481 all type qualifiers from element type to vector type.
2483 2008-08-25 David Daney <ddaney@avtrex.com>
2485 * config/mips/mips.md (immediate_insn): Move up in file, fix
2486 comment typo, reformat.
2487 (fetchop_bit, atomic_hiqi_op memory_barrier,
2488 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
2489 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
2490 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
2491 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
2492 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
2493 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
2494 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
2495 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
2496 sync_old_nand<mode>, sync_new_nand<mode>,
2497 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
2498 test_and_set_12): Moved to sync.md.
2500 * config/mips/sync.md: New file.
2502 2008-08-25 Richard Henderson <rth@redhat.com>
2504 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
2505 (regsave): Likewise.
2506 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
2507 (output_cfi_directive): Likewise.
2508 (div_data_align): New.
2509 (output_cfi): Use it.
2511 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
2513 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
2514 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
2515 (TARGET_OCTEON): New macro.
2516 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
2517 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
2518 (ISA_HAS_POP): New macro.
2519 * config/mips/driver-native.c (host_detect_local_cpu): Handle
2521 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
2523 * config/mips/mips.md (cpu): Add octeon.
2524 (type): Add pop attribute value.
2525 (popcount<mode>2): New pattern.
2526 * doc/invoke.texi (-march=@var{arch}): Add octeon.
2528 2008-08-24 Jan Hubicka <jh@suse.cz>
2530 * doc/invoke.texi (-fipa-cp-clone): New option.
2531 (-fipa-cp): Update docs.
2532 (--param ipcp-unit-growth):New.
2533 * ipa-cp.c: Include fibheap.h, params.h
2534 (ipcp_initialize_node_lattices): When not cloning, all externally
2535 visible functions are bottom.
2536 (ipcp_need_redirect_p): Accept clones.
2537 (ipcp_insert_stage): Use cost driven heuristics.
2538 (max_count, dead_nodes): New static vars.
2539 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
2540 ipcp_const_param_count): New functions.
2541 * common.opt (ipa-cp-clone): New command line option.
2542 * params.def (ipcp-unit-growth): New.
2544 2008-08-24 Jan Hubicka <jh@suse.cz>
2546 * tree-inline.c (tree_function_versioning): Look harder
2547 for referenced vars.
2549 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
2551 PR tree-optimization/37185
2552 * matrix-reorg.c (transform_access_sites): Update changed stmt.
2554 2008-08-23 Jan Hubicka <jh@suse.cz>
2556 * ipa-cp.c (ipcp_analyze_node): New function.
2557 (ipcp_update_cloned_node): Use it.
2558 (ipcp_init_stage): Likewise.
2559 * ipa-inline.c (function_insertion_hook_holder): New static var.
2560 (analyze_function): Break out from ....
2561 (inline_generate_summary): Here; register insertion hook.
2562 (cgraph_decide_inlining): Remove hook.
2563 (add_new_function): New function.
2565 2008-08-23 Jan Hubicka <jh@suse.cz>
2567 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
2569 2008-08-23 Jan Hubicka <jh@suse.cz>
2571 * ipa-cp.c (constant_val_insert): Remove.
2572 (ipcp_propagate_one_const): Remove.
2573 (ipcp_create_replace_map): Always insert replacements to the map.
2574 (ipcp_insert_stage): Do not try to insert statements by hand.
2575 * tree-inline.c (insert_init_stmt): Break out from ...
2576 (setup_one_parameter): ... here; allow NULL BB pointer.
2577 (tree_function_versioning): Use setup_one_parameter to process
2580 2008-08-23 Jan Hubicka <jh@suse.cz>
2582 * tree.c (decl_address_ip_invariant_p): New function.
2583 * tree.h (decl_address_ip_invariant_p): Declare.
2584 * gimple.c (strip_invariant_refs): Break out from ...
2585 (is_gimple_invariant_address): ... here
2586 (is_gimple_ip_invariant_address): New function.
2587 (is_gimple_ip_invariant): New function.
2588 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
2591 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
2592 (ipcp_lat_is_insertable): All constants are insertable.
2593 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
2594 IPA_CONST_VALUE_REF.
2595 (ipcp_initialize_node_lattices): Propagate all types of operands.
2596 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
2597 (ipcp_create_replace_map): Reformat.
2598 (ipcp_need_redirect_p): Simplify.
2599 (ipcp_insert_stage): Check that argument is used before clonning.
2600 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
2601 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
2602 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
2603 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
2604 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
2605 (jump_func_type): Remove IPA_CONST_VALUE_REF.
2606 * tree-inline.c (tree_function_versioning): Add variables referenced by
2609 2008-08-23 Jan Hubicka <jh@suse.cz>
2612 * i386.c (standard_80387_constant_p): Use optimize_size.
2614 2008-08-23 Ira Rosen <irar@il.ibm.com>
2616 PR tree-optimization/37161
2617 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
2618 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
2619 (vect_determine_vectorization_factor): Move the scalar type
2620 retrieval to vect_get_smallest_scalar_type.
2621 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
2622 scalar type. Remove redundant computation.
2623 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
2624 (vect_get_slp_defs): Take the type of RHS into account if
2625 necessary by calling vect_get_smallest_scalar_type. Call
2626 vect_get_constant_vectors with additional argument.
2628 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2631 * doc/invoke.texi (Wwrite-strings): Clarify description.
2633 2008-08-23 Ira Rosen <irar@il.ibm.com>
2635 PR tree-optimization/37174
2636 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
2637 def stmt is a part of the loop before accessing its stmt_vec_info.
2639 2008-08-22 Anatoly Sokolov <aesok@post.ru>
2642 * config/avr/avr.md (UNSPEC_SWAP): New constants.
2643 (*swap): New insn pattern.
2644 (*ashlqi3): Rename from ashlqi3 insn pattern.
2645 (ashlqi3): New expanders.
2646 (*lshrqi3): Rename from lshrqi3 insn pattern.
2647 (lshrqi3): New expanders.
2648 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
2649 lshrqi3_const5, lshrqi3_const6): New splitters.
2650 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
2651 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
2654 2008-08-22 Richard Guenther <rguenther@suse.de>
2656 PR tree-optimization/37078
2657 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
2658 [+INF, +INF] ranges.
2660 2008-08-22 Richard Guenther <rguenther@suse.de>
2662 PR tree-optimization/37143
2663 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
2664 a conversion statement instead of a copy.
2666 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
2669 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
2670 CCCmode, CCOmode and CCSmode destination modes.
2673 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
2674 from different units in a single alternative.
2675 (*vec_extractv2sf_1): Ditto.
2676 (*vec_extractv2si_0): Ditto.
2677 (*vec_extractv2si_1): Ditto.
2678 * config/i386/sse.md (sse2_storehpd): Ditto.
2679 (sse2_storelpd): Ditto.
2680 (sse2_loadhpd): Ditto.
2681 (sse2_loadlpd): Ditto.
2684 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
2685 (popcountsi2): Ditto.
2686 (clzdi2_abm): Ditto.
2687 (popcountdi2): Ditto.
2688 (clzhi2_abm): Ditto.
2689 (popcounthi2): Ditto.
2691 2008-08-22 Richard Guenther <rguenther@suse.de>
2695 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
2696 if the multiplication does not overflow.
2698 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
2700 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
2702 2008-08-21 Richard Henderson <rth@redhat.com>
2704 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
2705 spurrious comma from test.
2706 * configure: Rebuild.
2708 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2711 * builtins.c (fold_builtin_next_arg): Add warning about undefined
2714 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
2716 * c-tree.h (grokfield): New argument.
2717 * c-decl.c (grokfield): Handle new location argument.
2718 * c-parser.c (c_parser_struct_declaration): Pass location to
2721 2008-08-21 Richard Guenther <rguenther@suse.de>
2723 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
2725 2008-08-21 Jan Hubicka <jh@suse.cz>
2727 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
2728 (cgraph_add_function_insertion_hook,
2729 cgraph_remove_function_insertion_hook,
2730 cgraph_call_function_insertion_hooks): New functions.
2731 * cgraph.h (cgraph_add_function_insertion_hook,
2732 cgraph_remove_function_insertion_hook,
2733 cgraph_call_function_insertion_hooks): Declare.
2734 * ipa-reference.c (function_insertion_hook_holder): New variable.
2735 (check_operand, look_for_address_of): When checking late, do not care
2736 about module bitmaps.
2737 (add_new_function): New function.
2738 (generate_summary): Register hooks; zero module bitmaps.
2739 (propagate): Unregister hooks.
2740 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
2741 (add_new_function): New function.
2742 (generate_summary): Register hook.
2743 (propagate): Remove hook.
2745 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
2747 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
2748 * ipa-cp.c (ipcp_update_cloned_node): New function.
2749 (build_const_val): Handle functions correctly; bring type logic
2750 into sync with tree-inline.c
2751 (ipcp_init_stage): Take care of computing stuff needed by
2752 indirect inlining; update clones.
2753 (ipcp_generate_summary): Break out of ipcp_driver.
2754 (ipcp_driver): Do only execution and transformation.
2755 (pass_ipa_cp): Make IPA_PASS.
2756 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
2758 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
2759 ipcp, some info is already available.
2760 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
2761 * tree-inline.c (remap_ssa_name): Unshare expression.
2763 2008-08-21 Richard Guenther <rguenther@suse.de>
2765 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
2766 a PHI ask VN if it is already available.
2767 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
2768 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
2770 2008-08-21 Richard Guenther <rguenther@suse.de>
2773 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
2774 makes sure to produce a result of the correct type.
2776 2008-08-21 Jan Hubicka <jh@suse.cz>
2777 Backport from LTO branch:
2779 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2780 Jan Hubicka <jh@suse.cz>
2783 (init_state, finish_state, set_function_state, generate_summary):
2785 (scan_stmt): Renamed from scan_function. Changed to keep state in
2786 local static vars rather than cgraph aux field.
2787 (propagate): Renamed from static_execute. Changed to keep state in
2788 local static vars rather than cgraph aux field.
2789 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
2790 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
2792 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2794 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
2795 * ipa-reference.c (init_function_info, generate_summary,
2796 propagate): New functions.
2797 (analyze_function): Call init_function_info.
2798 (static_execute): Stripped into generate_summary and propagate.
2799 (pass_ipa_reference): Made into ipa_opt_pass.
2801 2008-08-21 Richard Guenther <rguenther@suse.de>
2803 PR tree-optimization/37181
2804 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
2806 (extract_range_from_unary_expr): Likewise.
2808 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2810 * diagnostic.c (pedwarn_at): Rename as pedwarn.
2812 * toplev.h (pedwarn_at): Likewise.
2813 * builtins.c: Update all calls to pedwarn.
2814 * c-lex.c: Likewise.
2815 * toplev.c: Likewise.
2816 * c-tree.h: Likewise.
2817 * c-decl.c: Likewise.
2818 * c-errors.c: Likewise.
2819 * c-typeck.c: Likewise.
2820 * c-common.c: Likewise.
2821 * c-parser.c: Likewise.
2823 2008-08-20 Joseph Myers <joseph@codesourcery.com>
2826 * config/sparc/sparc.c (function_arg_slotno): Handle structure
2827 with MODE_VECTOR_INT mode.
2829 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2832 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
2833 initialized outside the current module.
2834 (warn_uninitialized_var): Ignore left-hand side when walking the
2835 trees. Ignore address expressions. Examine VUSE operands in gimple
2836 statements with a variable declaration on the right-hand side.
2838 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
2841 * rtlanal.c (subreg_offset_representable_p): Revert last change.
2843 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2846 * c-common.c (conversion_warning): Do not warn if applying bit-and
2847 operator to unsigned constant that fits in the target type.
2849 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2852 * c-common.c (conversion_warning): Do not warn for artificial
2855 2008-08-20 Richard Guenther <rguenther@suse.de>
2857 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
2858 (extract_range_from_binary_expr): Fall back to constant propagation.
2859 (extract_range_from_unary_expr): Likewise.
2861 2008-08-20 Richard Guenther <rguenther@suse.de>
2863 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
2864 with TREE_THIS_VOLATILE on shared nodes.
2865 (fold_stmt_r): Likewise.
2867 2008-08-20 Jakub Jelinek <jakub@redhat.com>
2870 * c-parser.c (c_parser_attributes): For keywords use canonical
2871 spelling for attr_name.
2873 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2875 * value-prof.c (check_counter): Revert wrong call to error.
2877 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2879 * profile.c: Update calls to inform.
2880 * value-prof.c: Update calls to inform.
2882 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2884 * diagnostic.c (inform): Add an explicit location_t parameter.
2885 * toplev.h (inform): Update declaration.
2886 * builtins.c: Update all calls to inform.
2887 * c-common.c: Likewise.
2888 * c-decl.c: Likewise.
2889 * c-opts.c: Likewise.
2890 * c-pch.c: Likewise.
2891 * c-pragma.c: Likewise.
2892 * c-typeck.c: Likewise.
2893 * coverage.c: Likewise.
2895 * toplev.c: Likewise.
2896 * tree-cfg.c: Likewise.
2897 * tree-ssa.c: Likewise.
2899 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
2902 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
2903 V2DI mode, for SSE4.1, use movq instead of vector set if the
2904 second element is zero and inter-unit moves are OK.
2906 2008-08-20 Richard Guenther <rguenther@suse.de>
2908 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
2909 properly handle conversion/copy chains after tuplification.
2911 2008-08-20 Richard Guenther <rguenther@suse.de>
2913 * passes.c (init_optimization_passes): Move the second
2914 forwprop pass before alias computation. Remove the second
2915 DCE pass. Remove the first dominator and phi copy/const
2918 2008-08-20 Nick Clifton <nickc@redhat.com>
2920 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
2921 support of this feature. Do not assume that a sufficiently new
2922 assembler will support the feature regardless of the target type.
2923 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
2924 * configure: Regenerate.
2926 2008-08-20 Richard Guenther <rguenther@suse.de>
2928 * tree-vrp.c (found_in_subgraph): Remove.
2929 (live): New global static.
2930 (live_on_edge): New function.
2931 (blocks_visited): Remove.
2932 (register_edge_assert_for_2): Use live_on_edge.
2933 (find_conditional_asserts): Remove code dealing with
2934 found_in_subgraph. Do not walk the CFG.
2935 (find_switch_asserts): Likewise.
2936 (find_assert_locations_1): Renamed from find_assert_locations.
2937 Move finding assert locations for conditional and switch
2938 statements first. Update live bitmap. Do not walk the CFG.
2939 (find_assert_locations): New function.
2940 (insert_range_assertions): Remove entry of CFG walk.
2941 Adjust call to find_assert_locations.
2942 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
2943 that only can appear because of fake exit edges but assert we
2944 never try to insert on those.
2945 (fini_pre): Do not remove fake exit edges here...
2946 (execute_pre): ...but here, before committing edge inserts.
2948 2008-08-19 Richard Guenther <rguenther@suse.de>
2950 * passes.c (init_optimization_passes): Exchange store-ccp
2953 2008-08-19 Rafael Espindola <espindola@google.com>
2955 * varasm.c (weak_decls): Move earlier in the file.
2956 (assemble_external): Add weak decls to the weak_decls list.
2957 (declare_weak): Don't add decls to the weak_decls list.
2959 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
2962 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
2963 before (sse2_shufpd_<mode>).
2965 2008-08-19 Jakub Jelinek <jakub@redhat.com>
2968 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
2969 * tree.c (block_nonartificial_location): Likewise.
2971 2008-08-19 Richard Guenther <rguenther@suse.de>
2973 PR tree-optimization/35972
2974 PR tree-optimization/23094
2975 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
2977 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
2978 handle MISALIGNED_INDIRECT_REF.
2979 (get_ref_from_reference_ops): New helper.
2980 (vn_reference_lookup_pieces): Walk the use-def chain using the
2981 alias-oracle if requested.
2982 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
2983 walking the use-def chain.
2984 (compute_avail): But not here.
2985 (create_component_ref_by_pieces_1): Properly handle
2986 MISALIGNED_INDIRECT_REF.
2987 (do_regular_insertion): Handle fully redundant
2988 expressions after PHI-translation also for SSA_NAME values, not
2989 only constants. Correctly use edoubleprime for that.
2991 2008-08-19 Ira Rosen <irar@il.ibm.com>
2993 * tree-vectorizer.c (supportable_widening_operation): Support
2994 multi-step conversion, return the number of steps in such conversion
2995 and the required intermediate types.
2996 (supportable_narrowing_operation): Likewise.
2997 * tree-vectorizer.h (vect_pow2): New function.
2998 (supportable_widening_operation): Change argument types.
2999 (supportable_narrowing_operation): Likewise.
3000 (vectorizable_type_promotion): Add an argument.
3001 (vectorizable_type_demotion): Likewise.
3002 * tree-vect-analyze.c (vect_analyze_operations): Call
3003 vectorizable_type_promotion and vectorizable_type_demotion with
3004 additional argument.
3005 (vect_get_and_check_slp_defs): Detect patterns.
3006 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
3008 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
3009 vect_build_slp_tree with correct arguments. Calculate unrolling factor
3010 according to the smallest type in the loop.
3011 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
3012 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
3013 supportable_widening_operation with correct arguments.
3014 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
3015 operands lists according to the number of vector statements in left
3016 or right node, if exists.
3017 (vect_gen_widened_results_half): Remove unused argument.
3018 (vectorizable_conversion): Call supportable_widening_operation,
3019 supportable_narrowing_operation, and vect_gen_widened_results_half
3020 with correct arguments.
3021 (vectorizable_assignment): Change documentation, support multiple
3023 (vectorizable_operation): Likewise.
3024 (vect_get_loop_based_defs): New function.
3025 (vect_create_vectorized_demotion_stmts): Likewise.
3026 (vectorizable_type_demotion): Support loop-aware SLP and general
3027 multi-step conversion. Call vect_get_loop_based_defs and
3028 vect_create_vectorized_demotion_stmts for transformation.
3029 (vect_create_vectorized_promotion_stmts): New function.
3030 (vectorizable_type_promotion): Support loop-aware SLP and general
3031 multi-step conversion. Call vect_create_vectorized_promotion_stmts
3033 (vectorizable_store): Change documentation, support multiple
3035 (vectorizable_load): Likewise.
3036 (vect_transform_stmt): Pass SLP_NODE to
3037 vectorizable_type_promotion and vectorizable_type_demotion.
3038 (vect_schedule_slp_instance): Move here the calculation of number
3039 of vectorized statements for each node from...
3040 (vect_schedule_slp): ... here.
3041 (vect_transform_loop): Call vect_schedule_slp without the last
3044 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
3047 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
3048 to == in assert statement.
3049 (vectorizable_reduction): Fix typo.
3051 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3054 * value-prof.c (check_counter): Dereference pointer to overall
3055 count when printing it.
3057 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3059 * profile.h: Really add it.
3061 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3063 * mcf.c: Really add it.
3065 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
3066 Vinodha Ramasamy <vinodha@google.com>
3068 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
3070 * value-prof.c (check_counter): Fix the counter if
3071 flag_profile_correction is true.
3072 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3073 tree_mod_subtract_transform):
3074 Follow check_counter parameter change.
3075 * common.opt (fprofile-correction): New option.
3077 * profile.h: Likewise.
3078 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
3079 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
3080 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
3082 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
3083 flag_profile_correction is set.
3085 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
3087 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
3089 2008-08-18 Tomas Bily <tbily@suse.cz>
3091 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
3092 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
3094 * tree-data-ref.c (split_constant_offset_1): Likewise.
3095 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
3096 * tree-sra.c (sra_walk_expr): Likewise.
3097 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
3098 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3099 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
3100 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
3102 * gimple.c (gimple_assign_unary_nop_p): Likewise.
3103 * tree-vect-transform.c (vectorizable_type_demotion)
3104 (vectorizable_type_promotion): Likewise.
3105 * tree-inline.c (expand_call_inline):
3106 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3107 (forward_propagate_addr_expr_1, forward_propagate_comparison)
3108 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3109 * expr.c (expand_expr_real_1): Likewise.
3110 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
3111 (gimple_assign_unary_useless_conversion_p): Likewise.
3112 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3113 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
3114 * fold-const.c (fold_unary): Likewise.
3115 * tree.h (CONVERT_EXPR_P): Likewise.
3116 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
3117 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3119 (register_edge_assert_for_2, extract_range_from_unary_expr)
3120 (register_edge_assert_for_1): Likewise.
3122 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3124 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
3125 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
3126 (enum real_value_const): Delete.
3127 (get_real_const): Delete.
3128 * real.c (get_real_const): Delete.
3129 (dconst_e_ptr): Define.
3130 (dconst_third_ptr): Define.
3131 (dconst_sqrt2_ptr): Define.
3132 * builtins.c: Update all callers.
3134 2008-08-18 Richard Guenther <rguenther@suse.de>
3136 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
3137 statement iterator after statement removal.
3139 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
3141 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
3142 (detect_processor_freebsd): Likewise.
3143 (host_detect_local_cpu): Call newly added functions for FreeBSD.
3145 2008-08-18 Richard Guenther <rguenther@suse.de>
3147 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
3148 and loads have the correct types.
3150 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3153 * c-opts.c (cpp_opts): Remove static.
3154 * c-parser.c (cpp_opts): Declare it extern.
3155 (disable_extension_diagnostics): Handle cpp options.
3156 (enable_extension_diagnostics): Likewise.
3158 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3160 * diagnostics.c (permerror_at): Rename as permerror.
3161 (permerror): Delete.
3162 * toplev.h: Likewise.
3164 2008-08-18 Richard Guenther <rguenther@suse.de>
3166 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
3167 sdse1 and addressables2 passes. Replace dce1 with cddce1.
3168 Move call_cdce before build_alias. Move copyrename2,
3169 cunrolli and ccp2 beafore build_alias. Re-add addressable2
3170 right after final inlining.
3171 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
3172 (pass_build_cfg): But instead via TODO_dump_func.
3174 2008-08-18 Richard Guenther <rguenther@suse.de>
3176 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
3178 (scalarize_init): If we failed to generate some initializers
3179 do not generate zeros for not instantiated members. Instead
3180 rely on the copy out.
3181 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
3182 about missing flow-sensitive alias info only if we have
3185 2008-08-17 Nick Clifton <nickc@redhat.com>
3187 * doc/extend.texi (Function Attributes): Fix typo in description
3188 if hot function attribute.
3190 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
3191 Richard Sandiford <rdsandiford@googlemail.com>
3193 * doc/install.texi (--with-mips-plt): Document.
3194 * doc/invoke.texi (-mplt, -mno-plt): Document.
3195 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
3196 and handle ${with_mips_plt}.
3197 * config/mips/mips.opt (mplt): New option.
3198 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
3199 (TARGET_ABICALLS_PIC2): Likewise.
3200 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
3201 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
3202 (ASM_SPEC): Use !mabi=* instead of !mabi*.
3203 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
3204 to decide whether to output ".option picX" directives.
3205 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
3206 Pass -call_nonpic rather than -KPIC for -mplt.
3207 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
3208 on the command line. Also remove it when -mabi=64 is used without
3210 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
3211 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
3212 TARGET_ABICALLS_PIC0.
3213 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
3215 (mips16_build_function_stub): Only output ".option pic" directives
3216 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
3217 (mips16_build_call_stub): Fix comment and remove redundant
3218 ".set at"/"set .noat" directives.
3219 (mips_function_rodata_section): Use the default behaviour for
3220 TARGET_ABSOLUTE_ABICALLS.
3221 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
3222 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
3223 (mips_restore_gp): Do nothing if the current function doesn't use
3225 (mips_expand_prologue): Only save $gp if the current function uses it.
3226 Use a normal move for TARGET_ABICALLS_PIC0.
3227 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
3229 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
3231 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
3232 of function when handling GLOBAL_POINTER_REGNUM.
3234 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
3237 * common.opt (-fstack-check): Do not declare the variable here.
3238 (-fstack-check=): New option variant.
3239 * doc/invoke.texi (Code Gen Options): Document it.
3240 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
3241 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
3242 (STACK_CHECK_STATIC_BUILTIN): New macro.
3243 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
3244 * opts.c: Include expr.h.
3245 (common_handle_option) <OPT_fold_stack_check_>: New case.
3246 <OPT_fstack_check>: Likewise.
3247 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
3248 consistently in the test for variable-sized types. Adjust for
3249 new behaviour of flag_stack_check.
3250 * explow.c: Include except.h.
3251 (allocate_dynamic_stack_space): Do not take into account
3252 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
3253 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
3254 for variable-sized parameters. Treat all parameters whose size is
3255 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
3256 stack checking is enabled.
3257 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
3258 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
3259 if generic stack checking is enabled.
3260 (expand_function_end): Adjust for new behaviour of flag_stack_check.
3261 * reload1.c (reload): Likewise.
3262 * stmt.c (expand_decl): Assert that all automatic variables have
3263 fixed size at this point and remove dead code.
3264 * flags.h (stack_check_type): New enumeration type.
3265 (flag_stack_check): Declare.
3266 * toplev.c (flag_stack_check): New global variable.
3267 * Makefile.in (opts.o): Add dependency on EXPR_H.
3268 (explow.o): Add dependency on except.h.
3270 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
3272 * config/avr/avr.c (avr_override_options): Reduce value of
3273 PARAM_INLINE_CALL_COST.
3275 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
3277 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
3278 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
3279 lieu of TYPE_MODE (type) throughout.
3281 2008-08-15 Joseph Myers <joseph@codesourcery.com>
3283 * config/arm/arm.c (add_minipool_backward_ref): Check for
3284 8-byte-aligned entries in second case of forcing insertion after a
3285 particular entry. Change third case to avoid inserting
3286 non-8-byte-aligned entries before 8-byte-aligned ones.
3288 2008-08-15 Richard Guenther <rguenther@suse.de>
3290 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
3291 strip components for unknown size accesses.
3293 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
3295 * config/s390/2097.md New file.
3296 * config/s390/s390.md ("z10prop" attribute): Define none,
3297 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
3298 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
3299 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
3300 possible values and apply them to insns as appropriate.
3301 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
3302 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
3303 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
3304 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
3306 ("bfp" mode attribute): Removed. Every occurence replaced
3308 * config/s390/s390.c (struct "z10_cost"): Updated entries.
3309 * config/s390/2084.md (insn_reservation "x_itof"): Updated
3312 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3315 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
3318 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
3320 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
3321 additional argument. Support reduction when duplication is needed due
3322 to data-types of different sizes in the loop.
3323 (get_initial_def_for_induction): Fix printout.
3324 (vect_get_vec_def_for_stmt_copy): Support case where the
3325 vec_stmt_for_operand is a phi node.
3326 (vectorizable_reduction): Support reduction when duplication is needed
3327 due to data-types of different sizes in the loop.
3328 (vectorizable_call): Remove restriction to not vectorize in case we
3329 have data-types of different sizes in the loop.
3330 (vectorizable_conversion): Likewise.
3331 (vectorizable_operation): Likewise.
3332 (vectorizable_type_demotion): Likewise.
3333 (vectorizable_type_promotion): Likewise.
3334 (vectorizable_induction): Add restriction to not vectorize in case
3335 we have data-types of different sizes in the loop.
3337 2008-08-14 Christophe Saout <christophe@saout.de>
3338 Uros Bizjak <ubizjak@gmail.com>
3341 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
3342 (*vec_concatv2di_rex64_sse4_1): Ditto.
3343 (*vec_concatv2di_rex64_sse): Ditto.
3345 2008-08-14 Jakub Jelinek <jakub@redhat.com>
3348 * fold-const.c (fold_widened_comparison): Do not allow
3349 sign changes that change the result even if shorter type
3350 is wider than arg1_unw's type.
3352 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
3354 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
3355 Skip if the multilib testing specifies -march that does not
3356 agree with the one specified in the testcase.
3358 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3360 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
3361 zero extend SImode values being converted to TFmode before passing
3364 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3366 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
3367 __PPU__ when targeting the Cell/B.E. PPU processor.
3369 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
3371 * gimple.h (gimple_call_set_chain): Accept SSA variables.
3372 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
3373 Rematerialize the static chain, if any.
3374 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
3377 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3379 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
3380 (new_loc_descr): Likewise.
3381 (add_loc_descr): Likewise.
3382 (size_of_loc_descr): Likewise.
3383 (size_of_locs): Likewise.
3384 (output_loc_operands): Likewise.
3385 (output_loc_sequence): Likewise.
3386 (new_reg_loc_descr): New.
3387 (build_cfa_loc): Use it.
3388 (build_cfa_aligned_loc): Likewise.
3389 (one_reg_loc_descriptor): Likewise.
3390 (based_loc_descr): Likewise.
3392 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3395 * doc/invoke.texi (Wmain): Update.
3396 * c-decl.c (start_decl): warn_main is only 0 or 1.
3397 (start_function): Likewise. Fix formatting.
3398 (finish_function): Delete redundant warning.
3399 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
3400 * c-opts (c_common_handle_option): -Wall only has effect if
3401 warn_main is uninitialized. OPT_Wmain is automatically
3402 handled. -pedantic also enables Wmain.
3403 (c_common_post_options): Handle all logic for Wmain here.
3404 * c-common.c (warn_main): Delete.
3405 (check_main_parameter_types): Make pedwarns conditional on
3407 * c-common.h (warn_main): Delete.
3409 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3412 * expr.c (emit_group_store): Allocate stack temp with the
3413 largest alignment when copying from register to stack.
3415 2008-08-13 Richard Guenther <rguenther@suse.de>
3417 * tree.h (maybe_fold_offset_to_address): Declare.
3418 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
3419 (ccp_fold): Handle pointer conversions the same as fold_stmt.
3420 Likewise for POINTER_PLUS_EXPR.
3421 (maybe_fold_offset_to_reference): Enable disabled code.
3422 (maybe_fold_offset_to_address): New function.
3423 (fold_stmt_r): Use it.
3424 (fold_gimple_assign): Likewise.
3425 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
3426 (gimplify_expr): Likewise.
3428 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3430 * toplev.h (pedwarn_at): Fix declaration.
3432 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3434 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
3435 LINK_SPEC): Use %R in -Y P argument.
3437 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3440 * diagnostic.c (pedwarn_at): New.
3441 * toplev.h (pedwarn_at): Declare.
3442 * c-tree.h (build_enumerator): Update declaration.
3443 * c-decl.c (finish_enum): Update comment.
3444 (build_enumerator): Take a location parameter. Give a pedwarn but do
3445 not perform any conversion.
3446 * c-parser.c (c_parser_enum_specifier): Set correct location for
3449 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3452 * c-common.c (conversion_warning): Use a switch. Ignore boolean
3453 expressions except for conversions to signed:1 bitfields. Handle
3454 COND_EXPR with constant operands.
3456 2008-08-13 Richard Guenther <rguenther@suse.de>
3458 PR tree-optimization/15255
3459 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
3460 (struct oecount_s): New struct and VEC types.
3462 (oecount_hash): New function.
3463 (oecount_eq): Likewise.
3464 (oecount_cmp): Likewise.
3465 (zero_one_operation): New function.
3466 (build_and_add_sum): Likewise.
3467 (undistribute_ops_list): Perform un-distribution of multiplication
3468 and division on the chain of summands.
3469 (should_break_up_subtract): Also break up subtracts for factors.
3470 (reassociate_bb): Delete dead visited statements.
3471 Call undistribute_ops_list. Re-sort and optimize if it did something.
3472 * passes.c (init_optimization_passes): Move DSE before
3474 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
3477 2008-08-12 Janis Johnson <janis187@us.ibm.com>
3479 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
3481 * doc/invoke.texi: Revert unintended checkin.
3483 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
3486 * gcc.c (include_spec_function): Tweak call to find_a_file.
3488 2008-08-12 Jakub Jelinek <jakub@redhat.com>
3491 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
3492 and TRUTH_ORIF_EXPR.
3493 * dojump.c (do_jump): Likewise.
3495 PR tree-optimization/37084
3496 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
3497 if id->regimplify, don't assume stmt is a cast assignment.
3499 2008-08-12 Anatoly Sokolov <aesok@post.ru>
3501 * final.c (final_scan_insn): Use app_enable/app_disable functions.
3503 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3506 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
3509 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3511 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
3512 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
3514 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
3515 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
3516 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
3517 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
3518 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
3520 * doc/tm.texi (Storage Layout): Remove documentation for
3521 TARGET_FLOAT_FORMAT.
3523 * simplify-rtx.c (simplify_binary_operation_1): Replace
3524 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
3526 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3528 * real.h (struct real_format): New member has_sign_dependent_rounding.
3529 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
3530 spu_single_format, ieee_double_format, mips_double_format,
3531 motorola_double_format, ieee_extended_motorola_format,
3532 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
3533 ieee_extended_intel_96_round_53_format, ibm_extended_format,
3534 mips_extended_format, ieee_quad_format, mips_quad_format,
3535 vax_f_format, vax_d_format, vax_g_format): Initialize it.
3536 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
3538 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
3539 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
3540 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
3541 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
3542 (ROUND_TOWARDS_ZERO): Likewise.
3544 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
3545 (FLOAT_MODE_FORMAT): New macro.
3546 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
3547 (MODE_COMPOSITE_P): ... this new macro.
3548 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
3549 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
3550 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
3552 * flags.h: Include "real.h".
3554 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
3555 REAL_MODE_FORMAT_COMPOSITE_P.
3556 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3558 * doc/tm.texi (Storage Layout): Remove documentation of
3559 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
3560 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
3561 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
3562 they only apply to libgcc2.a.
3564 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3566 * config/spu/float_disf.c: New file.
3567 * config/spu/float_unsdisf.c: New file.
3568 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
3569 (LIB2FUNCS_EXCLUDE): Define.
3571 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3572 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3574 * real.h (struct real_format): New member round_towards_zero.
3575 * real.c (round_for_format): Respect fmt->round_towards_zero.
3576 (ieee_single_format, mips_single_format, motorola_single_format,
3577 spu_single_format, ieee_double_format, mips_double_format,
3578 motorola_double_format, ieee_extended_motorola_format,
3579 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
3580 ieee_extended_intel_96_round_53_format, ibm_extended_format,
3581 mips_extended_format, ieee_quad_format, mips_quad_format,
3582 vax_f_format, vax_d_format, vax_g_format): Initialize it.
3583 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
3585 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
3586 real_format to choose rounding mode when calling MPFR functions.
3587 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
3588 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
3590 * real.h (real_to_decimal_for_mode): Add prototype.
3591 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
3592 Respect target rounding mode when generating decimal representation.
3593 (real_to_decimal): New stub for backwards compatibility.
3594 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
3595 real_to_decimal_for_mode instead of real_to_decimal.
3597 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
3599 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3600 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3602 * real.c (spu_single_format): New variable.
3603 * real.h (spu_single_format): Declare.
3605 * config/spu/spu.c (spu_override_options): Install SFmode format.
3606 (spu_split_immediate): Use integer mode to operate on pieces of
3607 floating-point values in all cases.
3609 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
3610 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
3611 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
3613 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3615 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
3617 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3619 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
3621 2008-08-12 Jakub Jelinek <jakub@redhat.com>
3624 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
3625 on the VAR_DECL instead of TYPE_READONLY on its type.
3627 2008-08-12 Ira Rosen <irar@il.ibm.com>
3629 * tree-vectorizer.c: Depend on langhooks.h.
3630 (supportable_widening_operation): Add two arguments. Support double
3632 (supportable_narrowing_operation): Likewise.
3633 * tree-vectorizer.h (supportable_widening_operation): Add two
3635 (supportable_narrowing_operation): Likewise.
3636 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
3637 supportable_widening_operation with correct arguments.
3638 * tree-vect-transform.c (vectorizable_conversion): Likewise.
3639 (vectorizable_type_demotion): Support double type conversions.
3640 (vectorizable_type_promotion): Likewise.
3641 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
3643 2008-08-11 Michael Matz <matz@suse.de>
3645 * i386/i386.c (override_options): Move initialisation from
3646 flag_schedule_insns_after_reload to here from ...
3647 (optimization_options): ... here.
3649 2008-08-11 Jakub Jelinek <jakub@redhat.com>
3651 PR rtl-optimization/36998
3652 * dwarf2out.c (compute_barrier_args_size_1,
3653 compute_barrier_args_size): Temporarily remove assertions.
3655 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3658 * tree-ssa.c (struct walk_data): Add new flag
3659 warn_possibly_uninitialized.
3660 (warn_uninitialized_var): Use it.
3661 (warn_uninitialized_vars): New.
3662 (execute_early_warn_uninitialized): Call it.
3663 (execute_late_warn_uninitialized): Likewise.
3665 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3668 * reload1.c (gen_reload): Guard calls to get_secondary_mem
3671 2008-08-09 Jan Hubicka <jh@suse.cz>
3674 * optabs.c (maybe_emit_unop_insn): Remove produced code if
3676 (expand_fix): Be prepared for expansion to fail.
3677 (expand_sfix_optab): Remove instructions if expansion failed.
3679 2008-08-09 Anatoly Sokolov <aesok@post.ru>
3681 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
3683 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
3684 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3686 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3688 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
3689 mips/t-libgcc-mips16 to tmake_file.
3690 * config/mips/mips-protos.h (mips_call_type): New enum.
3691 (mips_pic_base_register, mips_got_load): Declare.
3692 (mips_restore_gp): Take an rtx argument.
3693 (mips_use_pic_fn_addr_reg_p): Declare.
3694 (mips_expand_call): Replace the sibcall_p argument with
3695 a mips_call_type argument. Add a lazy_p parameter.
3696 (mips_split_call): Declare.
3697 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
3698 (MIPS16_PIC_TEMP): Likewise.
3699 (reg_class): Delete M16_NA_REGS.
3700 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
3701 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
3702 (mips_split_hi_p): Declare.
3703 * config/mips/mips.c (mips_split_hi_p): New array.
3704 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
3705 (mips_got_symbol_type_p): New function.
3706 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
3707 (mips16_stub_function_p): New function.
3708 (mips16_local_function_p): Likewise.
3709 (mips_use_pic_fn_addr_reg_p): Likewise.
3710 (mips_cannot_force_const_mem): Return false for HIGHs.
3711 Extend CONST_INT and symbolic handling to MIPS16, using
3712 mips_symbol_insns to check that the base symbol type is a
3713 legitimate constant. Reject GOT-based constants if
3714 TARGET_MIPS16_PCREL_LOADS.
3715 (mips_const_insns): Check targetm.cannot_force_const_mem when
3716 decomposing a symbolic base and a large offset.
3717 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
3718 When calling a function that needs $25 from MIPS16 code,
3719 move the target address into $25 separately and add a USE
3721 (mips16_gp_pseudo_reg): Insert the initializer immediately
3722 before the first real insn.
3723 (mips_pic_base_register, mips_got_load): New functions.
3724 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
3725 parameter to LOW_OUT. Say that it can be any valid SET_SRC
3726 when splitting a load-address operation. Split SYMBOL_GOT_DISP
3727 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
3728 (mips_call_tls_get_addr): Update the call to mips_expand_call,
3729 also passing NULL_RTX rather than const0_rtx as the aux argument.
3730 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
3731 instead of TARGET_EXPLICIT_RELOCS.
3732 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
3733 (mips_load_call_address): Replace the sibcall_p argument with
3734 a mips_call_type argument. Use mips_got_load.
3735 (mips16_local_alias): New structure.
3736 (mips16_local_aliases): New variable.
3737 (mips16_local_aliases_hash): New function.
3738 (mips16_local_aliases_eq): Likewise.
3739 (mips16_local_alias): Likewise.
3740 (mips16_stub_function): Likewise.
3741 (mips16_build_function_stub): Create a local alias for the target
3742 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
3743 .cpload directive and an R_MIPS_NONE relocation for the target
3744 function, then load the alias rather than the function itself.
3745 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
3746 (mips16_copy_fpr_return_value): Use mips16_stub_function and
3747 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
3748 (mips16_build_call_stub): Replace the FN parameter with an
3749 FN_PTR parameter. Force the address into a register if it
3750 isn't a call_insn_operand; don't rely on the caller to do this.
3751 If a call to a locally-defined and locally-binding MIPS16
3752 function must be made indirectly, redirect the call to the
3753 function's local alias. Use mips16_stub_function_p,
3754 mips16_stub_function, mips_expand_call and use_reg.
3755 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
3756 Use explicit %hi and %lo accesses where possible.
3757 Use MIPS_CALL to generate the correct code form of a
3758 jal instruction. Add clobbers of $18 instead of uses.
3759 Update the call to mips_emit_call_insn.
3760 (mips_expand_call): Replace the SIBCALL_P argument with a
3761 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
3762 Take a LAZY_P parameter. Call mips16_build_call_stub first,
3763 allowing it to modify the call address. Update the calls to
3764 mips_load_call_address and mips_emit_call_insn.
3765 (mips_split_call): New function.
3766 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
3767 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
3768 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
3769 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
3770 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
3772 (mips_cprestore_slot): New function.
3773 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
3774 and use mips_cprestore_slot.
3775 (mips_output_function_prologue): Handle TARGET_MIPS16 for
3777 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
3778 then use a copygp_mips16 instruction to set up $28.
3779 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
3780 (mips16_lay_out_constants): Call split_all_insns_noflow.
3781 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
3782 false if TARGET_MIPS16.
3783 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
3784 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
3785 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
3786 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
3787 MIPS16 code. Allow MIPS16 o32 PIC.
3788 (mips_override_options): Allow MIPS16 o32 PIC.
3789 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
3790 after reload if TARGET_USE_GOT.
3791 (UNSPEC_COPYGP): New constant.
3792 (length): Use a default length of 8 for MIPS16 GOT loads.
3793 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
3794 (*got_page<mode>): Check mips_split_hi_p.
3795 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
3796 (unspec_got<mode>, unspec_call<mode>): New expanders.
3797 (load_got<mode>, load_call<mode>): Remove the length attributes.
3798 Use a got attribute instead of a type attribute.
3799 (copygp_mips16): New insn.
3800 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
3801 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
3802 (sibcall, sibcall_value, call, call_value): Update the calls
3803 to mips_expand_call.
3804 (call_internal, call_value_internal): Use mips_split_call.
3805 (call_value_multiple_internal): Likewise.
3806 (call_split): Move after call_internal (the insn it is split from).
3807 (call_internal_direct, call_value_internal_direct): Turn into
3808 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
3809 (call_direct_split, call_value_direct_split): New patterns.
3810 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
3811 and use M16_REGS instead of M16_NA_REGS.
3812 * config/mips/predicates.md (const_call_insn_operand): Replace
3813 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
3814 mips_use_pic_fn_addr_reg_p check.
3815 (move_operand): Reject HIGHs if mips_split_hi_p.
3816 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
3817 (__mips16_floatunsisf): Inline __mips16_floatsisf.
3818 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
3819 * config/mips/libgcc-mips16.ver: New file.
3820 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
3821 $(srcdir)/config/mips/libgcc-mips16.ver.
3823 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3825 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
3826 (mips_unspec_address, mips_unspec_offset_high): Likewise.
3827 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
3828 (mips16_cfun_returns_in_fpr_p): Likewise.
3830 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3832 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
3833 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
3834 rather than 4 to PC.
3836 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3838 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
3839 (FUNCTION_PROFILER): Save the static chain pointer into $2
3840 beforehand and restore it aftewards.
3841 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
3842 address directly into $25 and call the function through $25;
3843 do not clobber $3. Pad the DImode version to cover the space
3844 left by the deleted $25 <- $3 move.
3845 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
3846 the removal of the $25 <- $3 move.
3847 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
3848 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
3850 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3851 Daniel Jacobowitz <dan@codesourcery.com>
3853 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
3854 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
3855 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
3856 * config/mips/mips.c (mips_start_function_definition): New function.
3857 (mips_end_function_definition): Likewise.
3858 (mips_output_function_prologue): Use mips_start_function_definition.
3859 (mips_output_function_epilogue): Use mips_end_function_definition.
3860 (build_mips16_function_stub): Use mips_start_function_definition
3861 and mips_end_function_definition.
3862 (build_mips16_call_stub): Likewise.
3864 2008-08-09 Richard Guenther <rguenther@suse.de>
3866 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
3867 * gimple.h (gimple_call_fn): Adjust comment.
3868 (gimple_call_set_fndecl): New function.
3869 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
3870 longer having bare FUNCTION_DECL operand.
3871 (gimple_call_return_type): Likewise.
3872 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
3874 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
3875 (gimple_mod_pow2): Likewise.
3876 (gimple_mod_subtract): Likewise.
3877 (gimple_ic): Likewise.
3878 (gimple_stringop_fixed_value): Likewise.
3879 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
3880 longer having bare FUNCTION_DECL operand.
3881 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
3882 * omp-low.c (optimize_omp_library_calls): Likewise.
3883 * cgraphunit.c (update_call_expr): Likewise.
3884 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
3885 (execute_convert_to_rsqrt): Likewise.
3886 * cfgexpand.c (gimple_to_tree): Simplify.
3887 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
3888 bare FUNCTION_DECL operand.
3889 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
3890 (convert_gimple_call): Use gimple_call_fndecl.
3891 * c-common.c (c_warn_unused_result): Likewise.
3893 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3896 * c-typeck.c (digest_init): Call verify_sequence_points from here.
3897 (c_finish_return): Likewise.
3898 (c_start_case): Likewise.
3899 * c-common.c (warn_for_collisions_1): Use explicit location in
3901 * c-parser.c (c_parser_condition): New. Call
3902 verify_sequence_points.
3903 (c_parser_paren_condition): Call c_parser_condition.
3904 (c_parser_for_statement): Call c_parser_condition.
3906 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3909 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
3910 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
3911 Moved from diagnostic.h
3912 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
3914 (emit_diagnostic): New.
3915 (warning0, pedwarn0): Delete.
3916 (warning, warning_at, pedwarn, permerror): Return bool.
3917 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
3918 Moved to diagnostic.c.
3919 (struct diagnostic_context): Use correct type for
3920 classify_diagnostic.
3921 (diagnostic_report_diagnostic): Update declaration.
3922 (emit_diagnostic): Declare.
3923 * errors.c (warning): Return bool.
3924 * errors.h (warning): Update declaration.
3925 * toplev.h (warning0, pedwarn0): Delete.
3926 (warning, warning_at, pedwarn, permerror): Return bool.
3927 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
3928 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
3929 inform. Update all calls.
3930 (diagnose_mismatched_decls): Check return value of warning/pedwarn
3931 before giving informative note.
3932 (implicit_decl_warning): Likewise.
3933 * c-typeck.c (build_function_call): Likewise.
3934 * tree-sssa.c (warn_uninit): Likewise.
3935 * builtins.c (gimplify_va_arg_expr): Likewise.
3937 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3940 * doc/invoke.texi (-Wextra): Move warning from here...
3941 (-Wuninitialized): ... to here.
3943 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3946 * flags.h (set_Wunused): Delete
3947 * toplev.c (process_options): Handle Wunused flags here.
3948 * opts.c (maybe_warn_unused_parameter): Delete.
3949 (common_handle_option): Replace set_Wunused by warn_unused.
3950 (set_Wextra): Do not handle Wunused-parameter here.
3951 (set_Wunused): Delete.
3952 * c-opts.c (c_common_handle_option): Replace set_Wunused by
3954 * common.opt (Wunused): Add Var and Init.
3955 (Wunused-function): Likewise.
3956 (Wunused-label): Likewise.
3957 (Wunused-parameter): Likewise.
3958 (Wunused-value): Likewise.
3959 (Wunused-variable): Likewise.
3961 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
3963 * doc/invoke.texi: Add cpu_type power7.
3964 * config.in (HAVE_AS_VSX): New.
3965 * config.gcc: Add cpu_type power7.
3966 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
3968 * configure: Regenerate.
3969 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
3971 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
3972 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
3973 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
3975 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
3977 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
3978 type to vectorize.builtin_conversion.
3979 (vectorizable_conversion): Likewise.
3980 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
3981 integral type as input.
3982 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
3984 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
3985 and ALTIVEC_BUILTIN_VCTSXS.
3986 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
3989 2008-08-08 Richard Guenther <rguenther@suse.de>
3991 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
3992 (surely_varying_stmt_p): Calls are varying only if they are
3993 non-builtin and not indirect or have no result.
3994 (ccp_fold): Re-instantiate code before the tuples merge.
3996 2008-08-08 Richard Guenther <rguenther@suse.de>
3998 PR tree-optimization/37056
3999 * gimple.h (gimple_assign_rhs_class): New helper function.
4000 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
4001 unary operations properly.
4003 2008-08-07 Jan Hubicka <jh@suse.cz>
4005 * i386.h (ix86_size_cost): Declare.
4006 (ix86_cur_cost): New function macro.
4007 * i386.md (peepholes expanding size and splitters): Predicate by
4008 optimize_insn_for_speed_p.
4009 (peepholes reduce size and splitters): Predicate by
4010 optimize_insn_for_size_p.
4011 * i386.c (ix86_size_cost): Rename from ...
4012 (size_cost): This one.
4013 (override_options): Update.
4014 (decide_alg): Likewise.
4015 (ix86_expand_clear): Use RTL profile.
4016 (ix86_pad_returns): Use RTL profile.
4018 2008-08-07 Jan Hubicka <jh@suse.cz>
4020 * recog.c (split_all_insns): Set RTL profile
4021 (peephole2_optimize): Likewise.
4022 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4023 * combine.c (combine_instructions): Likewise.
4025 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4027 * c-common.c (c_common_reswords): Also warn about keyword "bool".
4029 2008-08-07 Bob Wilson <bob.wilson@acm.org>
4031 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
4032 value in a6 after the set_frame_ptr insn.
4034 2008-08-07 Richard Henderson <rth@redhat.com>
4037 * gcc.c (cpp_options): Pass along -g*.
4039 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4041 * config/arm/arm.c (output_move_neon): Update comment describing
4042 big-endian vector layout.
4043 (arm_assemble_integer): Do not handle big-endian NEON vectors
4045 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
4046 neon_vget_lane<mode>_sext_internal,
4047 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
4048 element indices for big-endian.
4050 2008-08-07 Richard Henderson <rth@redhat.com>
4052 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
4053 * configure, config.in: Rebuild.
4054 * debug.h (dwarf2out_do_cfi_asm): Declare.
4055 * c-cppbuiltin.c (c_cpp_builtins): Use it.
4056 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
4057 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
4058 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
4060 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4062 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4063 movv2si_internal): Combine into mov<mode>_internal.
4064 (movv2si_internal_2): Remove.
4066 2008-08-07 Jan Hubicka <jh@suse.cz>
4069 * i386.md (single stringop patterns): Enable unconditionally.
4071 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
4074 * config/i386/emmintrin.h (_mm_move_epi64): Use
4075 __builtin_ia32_movq128.
4077 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
4078 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
4080 * config/i386/sse.md (sse2_movq128): New.
4082 * doc/extend.texi: Document __builtin_ia32_movq128.
4084 2008-08-07 Richard Guenther <rguenther@suse.de>
4087 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
4088 pointers can access anything.
4090 2008-08-06 Jan Hubicka <jh@suse.cz>
4092 * optabs.c (emit_unop_insn): Break out to ...
4093 (maybe_emit_unop_insn): ... this one.
4094 (expand_sfix_optab): Use maybe variant.
4095 * optabs.h (maybe_emit_unop_insn): Declare.
4097 * i386.md (mov0 patterns): Enable by default.
4098 (FP conversion expanders): Disable expansion of code expanding
4099 sequences when instruction should be optimized for size.
4100 (single strinop patterns): Enable when optimizing for size.
4101 (string expanders): Disable expanding of code expanding sequences
4102 when optimizning instruction for size.
4103 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
4105 (ix86_fp_comparison_sahf_cost): Likewise.
4106 (ix86_expand_branch): Likewise.
4107 (ix86_expand_ashl_const): Likewise.
4108 (ix86_split_ashl): Likewise.
4109 (ix86_expand_strlen): Likewise.
4110 (ix86_emit_fp_unordered_jump): Likewie.
4112 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4114 * c-common.c: Fix typo.
4115 (c_common_reswords): Activate more C++ keyword warnings.
4117 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
4119 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4122 * diagnostic.c (permerror_at): New.
4123 * toplev.h (permerror_at): Declare.
4125 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
4126 Ira Rosen <irar@il.ibm.com>
4128 * tree-vect-transform.c (vect_model_simple_cost): Return
4129 immediately if stmt is pure SLP.
4130 (vect_model_store_cost): Ditto.
4131 (vect_model_load_cost): Ditto.
4132 (vectorizable_store): Remove PURE_SLP check before call
4133 to vect_model_store_cost.
4134 (vect_model_store_cost): When checking whether stmt describe
4135 strided access, add a check that it is not slp_node.
4137 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4140 * c-common.c (warn_for_sign_compare): New. Handle separately the
4141 case that 'constant' is zero.
4142 * c-typeck.c (build_binary_op): Move code to c-common.c
4144 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4146 * config/alpha/alpha.c (alpha_preferred_reload_class,
4147 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
4148 alpha_output_mi_thunk_osf): Avoid C++ keywords.
4149 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
4150 * config/arm/arm.md: Likewise.
4151 * config/avr/avr-protos.h (preferred_reload_class,
4152 test_hard_reg_class, avr_simplify_comparison_p,
4153 out_shift_with_cnt, class_max_nregs): Likewise.
4154 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
4155 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
4156 preferred_reload_class, test_hard_reg_class): Likewise.
4157 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
4158 bfin_memory_move_cost, bfin_secondary_reload,
4159 bfin_output_mi_thunk): Likewise.
4160 * config/crx/crx.c (crx_secondary_reload_class,
4161 crx_memory_move_cost): Likewise.
4162 * config/frv/frv-protos.h (frv_secondary_reload_class,
4163 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
4164 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
4165 frv_secondary_reload_class, frv_class_likely_spilled_p,
4166 frv_class_max_nregs): Likewise.
4167 * config/h8300/h8300.c (h8300_classify_operand,
4168 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
4170 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
4171 * config/ia64/ia64.c (ia64_preferred_reload_class,
4172 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
4173 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
4174 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
4176 * config/m68hc11/m68hc11.c (preferred_reload_class,
4177 m68hc11_memory_move_cost): Likewise.
4178 * config/mcore/mcore.c (mcore_secondary_reload_class,
4179 mcore_reload_class): Likewise.
4180 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
4181 mips_class_max_nregs, mips_cannot_change_mode_class,
4182 mips_preferred_reload_class, mips_secondary_reload_class,
4183 mips_output_mi_thunk): Likewise.
4184 * config/mmix/mmix.c (mmix_preferred_reload_class,
4185 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
4187 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4189 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
4190 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
4191 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4192 * config/rs6000/rs6000.c (paired_expand_vector_init,
4193 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
4194 compare_section_name, rs6000_memory_move_cost): Likewise.
4195 * config/s390/s390.c (s390_emit_compare_and_swap,
4196 s390_preferred_reload_class, s390_secondary_reload,
4197 legitimize_pic_address, legitimize_tls_address,
4198 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
4199 s390_class_max_nregs): Likewise.
4200 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4201 * config/s390/s390.md: Likewise.
4202 * config/score/score-protos.h (score_secondary_reload_class,
4203 score_preferred_reload_class): Likewise.
4204 * config/score/score.c (score_preferred_reload_class,
4205 score_secondary_reload_class): Likewise.
4206 * config/score/score3.c (score3_output_mi_thunk,
4207 score3_preferred_reload_class, score3_secondary_reload_class,
4208 score3_hard_regno_mode_ok): Likewise.
4209 * config/score/score3.h (score3_preferred_reload_class,
4210 score3_secondary_reload_class): Likewise.
4211 * config/score/score7.c (score7_output_mi_thunk,
4212 score7_preferred_reload_class, score7_secondary_reload_class,
4213 score7_hard_regno_mode_ok): Likewise.
4214 * config/score/score7.h (score7_preferred_reload_class,
4215 score7_secondary_reload_class): Likewise.
4216 * config/sh/sh.c (prepare_move_operands, output_far_jump,
4217 output_branchy_insn, add_constant, gen_block_redirect,
4218 sh_insn_length_adjustment, sh_cannot_change_mode_class,
4219 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
4221 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4222 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
4223 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
4224 xstormy16_preferred_reload_class): Likewise.
4225 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
4226 xtensa_expand_atomic, override_options,
4227 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
4229 * reorg.c (try_merge_delay_insns): Likewise.
4230 * tree.c (merge_dllimport_decl_attributes): Likewise.
4232 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
4234 2008-08-06 Michael Matz <matz@suse.de>
4236 * Makefile.in (write_entries_to_file): Quote words.
4237 * gengtype.c: (read_input_line): Skip over leading white-space.
4239 2008-08-06 Marc Gauthier <marc@tensilica.com>
4241 * config.gcc: Match more processor names for Xtensa.
4242 * configure.ac: Likewise.
4243 * doc/install.texi (Specific): Likewise.
4244 * configure: Regenerate.
4246 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4248 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
4249 * calls.c (avoid_likely_spilled_reg): Likewise.
4250 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
4251 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
4252 * config/i386/i386.c (ix86_expand_special_args_builtin,
4253 ix86_secondary_reload): Likewise.
4254 * except.c (struct eh_region, gen_eh_region_catch,
4255 remove_unreachable_regions, duplicate_eh_regions,
4256 assign_filter_values, build_post_landing_pads,
4257 sjlj_find_directly_reachable_regions, remove_eh_handler,
4258 reachable_next_level, foreach_reachable_handler,
4259 can_throw_internal_1, can_throw_external_1,
4260 collect_one_action_chain): Likewise.
4261 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
4262 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
4263 * function.c (update_temp_slot_address, instantiate_new_reg,
4264 instantiate_virtual_regs_in_rtx,
4265 instantiate_virtual_regs_in_insn): Likewise.
4266 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
4267 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
4268 gimplify_cleanup_point_expr): Likewise.
4269 * ipa-cp.c (ipcp_lattice_changed): Likewise.
4270 * passes.c (next_pass_1): Likewise.
4271 * print-tree.c (print_node_brief, print_node): Likewise.
4272 * profile.c (branch_prob): Likewise.
4273 * tree-dump.c (dump_register): Likewise.
4274 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
4276 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
4277 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
4278 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
4279 copy_arguments_for_versioning, copy_static_chain): Likewise.
4280 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
4281 add_new_name_mapping, register_new_name_mapping): Likewise.
4282 * tree-mudflap.c (mf_xform_derefs): Likewise.
4283 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
4284 get_init_expr, combine_chains): Likewise.
4285 * tree-pretty-print.c (dump_generic_node): Likewise.
4286 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
4287 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
4288 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
4289 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
4291 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4294 * calls.c (expand_call): Use the biggest preferred stack
4297 2008-08-06 Michael Matz <matz@suse.de>
4300 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
4301 for reused reload, instead of overwriting them.
4303 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4306 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
4307 for incoming stack boundary.
4309 * function.c (assign_parm_find_entry_rtl): Update
4310 parm_stack_boundary.
4312 * function.h (rtl_data): Add parm_stack_boundary.
4314 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
4315 parm_stack_boundary for incoming stack boundary.
4317 2008-08-06 Joseph Myers <joseph@codesourcery.com>
4319 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
4320 for unrepresentable subregs or treat them as equal to other regs
4321 or subregs with the same register number.
4323 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
4326 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
4329 2008-08-06 Jan Hubicka <jh@suse.cz>
4331 * predict.c (maybe_hot_frequency_p): When profile is absent, all
4332 frequencies might be hot.
4334 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
4336 * reload.c (find_reloads): Force constants into literal pool
4337 also if they are wrapped in a SUBREG.
4339 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4342 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
4343 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
4344 Don't allow predicated instructions for data speculation.
4345 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
4348 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4350 * haifa-sched.c (extend_global): Split to extend_global_data and
4351 extend_region_data. Update all uses.
4352 (extend_all): Rename to extend_block_data.
4354 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4356 * sched-rgn.c (new_ready): Check if instruction can be
4357 speculatively scheduled before attempting speculation.
4358 (debug_rgn_dependencies): Remove wrongful assert.
4360 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4362 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
4364 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4366 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
4367 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
4368 va_size, and type_size.
4370 2008-08-04 Jason Merrill <jason@redhat.com>
4373 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
4374 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
4376 2008-08-05 Richard Henderson <rth@redhat.com>
4378 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
4379 * configure: Rebuild.
4381 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4384 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
4385 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
4388 2008-08-05 Richard Henderson <rth@redhat.com>
4390 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
4391 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
4392 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
4393 * common.opt (fdwarf2-cfi-asm): New.
4394 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
4395 * config.in, configure: Rebuild.
4396 * dwarf2asm.c (dw2_asm_output_data_raw): New.
4397 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
4398 (dw2_force_const_mem): Externalize.
4399 * dwarf2asm.h: Update.
4400 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
4401 generate a real label.
4402 (output_cfi_directive): New.
4403 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
4404 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
4405 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
4407 (dwarf2out_end_epilogue): Emit .cfi_endproc.
4408 (output_loc_operands_raw, output_loc_sequence_raw): New.
4409 (output_cfa_loc_raw): New.
4411 2008-08-05 Paul Brook <paul@codesourcery.com>
4413 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
4414 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
4415 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
4416 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
4417 * config/arm/arm.h (TARGET_VFPD32): Define.
4418 (TARGET_VFP3): Use TARGET_VFPD32.
4419 (fputype): Add FPUTYPE_VFP3D16.
4420 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
4421 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
4422 * config/arm/arm-cores.def: Add cortex-r4f.
4423 * config/arm/arm-tune.md: Regenerate.
4425 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4427 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
4428 Reword some comments throughout the file.
4430 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
4431 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
4432 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
4433 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
4435 (MFC_START_ENABLE): Remove PPU-only define.
4436 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
4437 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
4439 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
4440 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
4441 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
4442 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
4443 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
4444 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
4445 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
4447 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
4448 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
4449 (mfc_sdcrt, mfc_sdcrtst): Likewise.
4450 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
4452 (spu_read_machine_status): Fix typo.
4454 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4456 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
4457 SUBREG of multi-word hard register.
4458 * config/spu/spu.c (valid_subreg): Likewise.
4459 (adjust_operand): Handle SUBREGs of multi-word hard registers.
4461 2008-08-04 Richard Guenther <rguenther@suse.de>
4463 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
4464 the candidate with the stripped base if that base is different
4465 from the original base even for offset zero.
4467 2008-08-04 Richard Guenther <rguenther@suse.de>
4470 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
4471 check for no_overflow.
4473 2008-08-04 Richard Guenther <rguenther@suse.de>
4475 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
4477 2008-08-04 Paul Brook <paul@codesourcery.com>
4479 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
4480 (arm_order_regs_for_local_alloc): New function.
4481 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
4483 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
4485 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4488 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
4489 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
4490 (ix86_expand_epilogue): Likewise.
4492 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4494 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
4497 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
4499 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
4500 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
4501 (*movv2sf_internal_rex64): Ditto.
4503 2008-08-03 Jan Hubicka <jh@suse.cz>
4505 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
4506 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
4507 * expmed.c (expand_smod_pow2): Likewise.
4509 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
4512 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
4513 alternative 0 of operand 1.
4514 (*vec_concatv2di_rex64_sse): Ditto.
4515 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
4517 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
4518 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
4519 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
4520 (*movv2sf_internal_rex64): Ditto.
4522 2008-08-02 Richard Guenther <rguenther@suse.de>
4525 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
4526 (ssedoublesizemode): New mode attribute.
4527 (sse_shufps): Call gen_sse_shufps_v4sf.
4528 (sse_shufps_1): Macroize.
4529 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
4530 (sse2_shufpd_1): Macroize.
4531 (vec_extract_odd, vec_extract_even): New expanders.
4532 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
4533 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
4534 * i386.c (ix86_expand_vector_init_one_nonzero): Call
4535 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
4536 (ix86_expand_vector_set): Likewise.
4537 (ix86_expand_reduc_v4sf): Likewise.
4539 2008-08-01 Doug Kwan <dougkwan@google.com>
4541 * matrix-reorg.c: Re-enable all code.
4542 (struct malloc_call_data): Change CALL_STMT to gimple type.
4543 (collect_data_for_malloc_call): Tuplify.
4544 (struct access_site_info): Change STMT to gimple type.
4545 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
4546 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
4547 (struct free_info): Change STMT to gimple type.
4548 (struct matrix_access_phi_node): Change PHI to gimple type.
4549 (get_inner_of_cast_expr): Remove.
4550 (may_flatten_matrices_1): Tuplify.
4551 (may_flatten_matrices): Ditto.
4552 (mark_min_matrix_escape_level): Ditto.
4553 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
4554 (ssa_accessed_in_call_rhs): New
4555 (ssa_accessed_in_assign_rhs): New
4556 (record_access_alloc_site_info): Tuplify.
4557 (add_allocation_site): Ditto.
4558 (analyze_matrix_allocation_site): Ditto.
4559 (analyze_transpose): Ditto.
4560 (get_index_from_offset): Ditto.
4561 (update_type_size): Ditto.
4562 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
4563 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
4564 (analyze_accesses_for_phi_node): Tuplify.
4565 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
4566 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
4567 (analyze_matrix_accesses): Tuplify.
4568 (check_var_data): New call-back type for check_var_notmodified_p.
4569 (check_var_notmodified_p): Tuplify and use call-back struct to
4570 return statement found.
4571 (can_calculate_expr_before_stmt): Factor out statement related code
4573 (can_calculate_stmt_before_stmt): New.
4574 (check_allocation_function): Tuplify.
4575 (find_sites_in_func): Ditto.
4576 (record_all_accesses_in_func): Ditto.
4577 (transform_access_sites): Ditto.
4578 (transform_allocation_sites): Ditto.
4579 (matrix_reorg): Re-enable.
4580 (gate_matrix_reorg): Re-enable.
4582 2008-08-01 Jakub Jelinek <jakub@redhat.com>
4584 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
4585 for labels for which it hasn't been set yet. If it has been set,
4586 stop walking insns and continue with next worklist item.
4587 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
4588 if the only BARRIER is at the very end of a function.
4590 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
4592 * cfgexpand.c (expand_stack_alignment): Assert that
4593 stack_realign_drap and drap_rtx must match.
4595 * function.c (instantiate_new_reg): If DRAP is used to realign
4596 stack, replace virtual_incoming_args_rtx with internal arg
4599 2008-08-01 Richard Guenther <rguenther@suse.de>
4601 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
4602 loop information only if we initialized it.
4603 (execute_pre): Call fini_pre with in_fre.
4604 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
4605 if we do not unroll because we hit max-completely-peeled-insns.
4606 Use our estimation for consistency, do allow shrinking.
4608 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
4610 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
4611 with MIN_STACK_BOUNDARY.
4612 (ix86_update_stack_boundary): Likewise.
4613 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
4616 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
4617 (MIN_STACK_BOUNDARY): This.
4619 2008-08-01 Richard Guenther <rguenther@suse.de>
4622 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
4624 2008-08-01 Richard Guenther <rguenther@suse.de>
4626 PR tree-optimization/36988
4627 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
4628 do not matter if that doesn't change volatile qualification.
4630 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
4632 * configure.ac: Do not generate libada-mk. Do not subst
4634 * libada-mk.in: Remove.
4635 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
4636 * configure: Regenerate.
4638 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
4640 * tree-pass.h: Added comment about not dumping passes with name
4641 starting with star in struct opt_pass.
4642 * passes.c (register_dump_files_1): Don't do dump for a pass with
4643 name starting with star.
4644 * doc/passes.texi (Pass manager): Mention pass names and special
4645 meaning of star prefix to avoid dump.
4647 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
4649 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
4651 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
4652 (ISA_MIPS64R2): New macro.
4653 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
4654 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
4655 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
4656 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
4657 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
4658 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
4659 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
4660 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
4661 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
4662 Move up to keep list alphabetically sorted.
4663 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
4664 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
4666 * doc/invoke.texi (MIPS Options): Add -mips64r2.
4667 (-march=@var{arch}): Add mips64r2.
4669 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4671 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
4673 2008-07-31 Steve Ellcey <sje@cup.hp.com>
4675 * expr.c (expand_assignment): Check for complete type.
4677 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4680 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
4682 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
4683 for stack alignment.
4685 * function.h (rtl_data): Add stack_realign_tried. Update comments.
4687 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
4689 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
4690 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
4692 2008-07-31 Jakub Jelinek <jakub@redhat.com>
4694 PR rtl-optimization/36419
4695 * dwarf2out.c (barrier_args_size): New variable.
4696 (compute_barrier_args_size, compute_barrier_args_size_1): New
4698 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
4699 if not called yet in the current function, use barrier_args_size
4700 array to find the new args_size value.
4701 (dwarf2out_frame_debug): Free and clear barrier_args_size.
4703 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4706 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
4709 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4712 * dwarf2out.c (dwarf2out_args_size_adjust): New.
4713 (dwarf2out_stack_adjust): Use it.
4714 (dwarf2out_frame_debug_expr): Likewise.
4716 2008-07-31 Richard Guenther <rguenther@suse.de>
4718 PR tree-optimization/36978
4719 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
4720 the generated condition.
4722 2008-07-31 Richard Guenther <rguenther@suse.de>
4724 * passes.c (init_optimization_passes): Always call
4725 pass_early_warn_uninitialized.
4726 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
4727 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
4728 * doc/passes.texi (Warn for uninitialized variables): Adjust.
4730 2008-07-31 Jakub Jelinek <jakub@redhat.com>
4733 * builtins.c (maybe_emit_free_warning): New function.
4734 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
4735 maybe_emit_free_warning for BUILT_IN_FREE.
4738 * dwarf2out.c (get_context_die): New function.
4739 (force_decl_die, force_type_die): Use it.
4740 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
4741 returns NULL, force generation of DW_TAG_typedef and put that into
4744 PR preprocessor/36649
4745 * c-pch.c (c_common_read_pch): Save and restore
4746 line_table->trace_includes across PCH restore.
4748 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
4751 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
4753 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
4756 * final.c (call_from_call_insn): Handle COND_EXEC.
4758 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
4760 * builtins.c (std_gimplify_va_arg_expr): Replace
4761 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
4762 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
4764 2008-07-30 Joey Ye <joey.ye@intel.com>
4765 H.J. Lu <hongjiu.lu@intel.com>
4767 * builtins.c (expand_builtin_setjmp_receiver): Replace
4768 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
4769 (expand_builtin_apply_args_1): Likewise.
4770 (expand_builtin_longjmp): Need DRAP for stack alignment.
4771 (expand_builtin_apply): Likewise.
4773 * caller-save.c (setup_save_areas): Call assign_stack_local_1
4774 instead of assign_stack_local to allow alignment reduction.
4776 * calls.c (emit_call_1): Need DRAP for stack alignment if
4778 (expand_call): Replace virtual_incoming_args_rtx with
4779 crtl->args.internal_arg_pointer.
4780 * stmt.c (expand_nl_goto_receiver): Likewise.
4782 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
4783 alignment and store to stack_alignment_estimated and
4784 max_used_stack_slot_alignment.
4785 (expand_one_var): Likewise.
4786 (expand_stack_alignment): New function.
4787 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
4788 and stack_alignment_estimated fields in rtl_data. Call
4789 expand_stack_alignment at end.
4791 * defaults.h (INCOMING_STACK_BOUNDARY): New.
4792 (MAX_STACK_ALIGNMENT): Likewise.
4793 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
4794 (SUPPORTS_STACK_ALIGNMENT): Likewise.
4796 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
4797 stack alignment when generating virtual registers.
4799 * function.c (assign_stack_local): Renamed to ...
4800 (assign_stack_local_1): This. Add a parameter to indicate
4801 if it is OK to reduce alignment.
4802 (assign_stack_local): Use it.
4803 (instantiate_new_reg): Instantiate virtual incoming args rtx
4804 to vDRAP if stack realignment and DRAP is needed.
4805 (assign_parms): Collect parameter/return type alignment and
4806 contribute to stack_alignment_estimated.
4807 (locate_and_pad_parm): Likewise.
4808 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
4809 with crtl->args.internal_arg_pointer.
4811 * function.h (rtl_data): Add new field drap_reg,
4812 max_used_stack_slot_alignment, stack_alignment_estimated,
4813 stack_realign_needed, need_drap, stack_realign_processed and
4814 stack_realign_finalized.
4815 (stack_realign_fp): New macro.
4816 (stack_realign_drap): Likewise.
4818 * global.c (compute_regsets): Frame pointer is needed when
4819 stack is realigned. Can eliminate frame pointer when stack is
4820 realigned and dynamic realigned argument pointer isn't used.
4822 * reload1.c (update_eliminables): Frame pointer is needed
4823 when stack is realigned.
4824 (init_elim_table): Can eliminate frame pointer when stack is
4825 realigned and dynamic realigned argument pointer isn't used.
4827 * rtl.h (assign_stack_local_1): Declare new funtion.
4829 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
4830 (TARGET_GET_DRAP_RTX): Likewise.
4831 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
4832 TARGET_GET_DRAP_RTX.
4834 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
4836 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
4837 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
4839 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
4840 H.J. Lu <hongjiu.lu@intel.com>
4842 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
4843 vdrap_reg, stack_realign and drap_reg_saved.
4844 (add_cfi): Don't allow redefining CFA when DRAP is used.
4845 (reg_save): Handle stack alignment.
4846 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
4847 alignment. Don't generate DWARF information for (set fp sp)
4849 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
4851 (int_loc_descriptor): Move prototype forward. Also define if
4852 DWARF2_UNWIND_INFO is true.
4853 (output_cfa_loc): Handle DW_CFA_expression.
4854 (build_cfa_aligned_loc): New.
4855 (based_loc_descr): Update assert for stack realign. For local
4856 variables, use sp+offset when stack is aligned without drap and
4857 fp+offset when stack is aligned with drap. For arguments, use
4858 cfa+offset when drap is used to align stack.
4860 2008-07-30 Joey Ye <joey.ye@intel.com>
4861 H.J. Lu <hongjiu.lu@intel.com>
4863 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
4865 (ix86_gen_andsp): New.
4866 (ix86_user_incoming_stack_boundary): Likewise.
4867 (ix86_default_incoming_stack_boundary): Likewise.
4868 (ix86_incoming_stack_boundary): Likewise.
4869 (ix86_can_eliminate): Likewise.
4870 (find_drap_reg): Likewise.
4871 (ix86_update_stack_boundary): Likewise.
4872 (ix86_get_drap_rtx): Likewise.
4873 (ix86_finalize_stack_realign_flags): Likewise.
4874 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
4875 (TARGET_GET_DRAP_RTX): Likewise.
4876 (override_options): Overide option value for new options.
4877 (ix86_function_ok_for_sibcall): Remove check for
4878 force_align_arg_pointer.
4879 (ix86_handle_cconv_attribute): Likewise.
4880 (ix86_function_regparm): Likewise.
4881 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
4882 (ix86_va_start): Replace virtual_incoming_args_rtx with
4883 crtl->args.internal_arg_pointer.
4884 (ix86_select_alt_pic_regnum): Check DRAP register.
4885 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
4886 (ix86_compute_frame_layout): Compute frame layout wrt stack
4888 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
4889 (ix86_expand_prologue): Decide if stack realignment is needed
4890 and generate prologue code accordingly.
4891 (ix86_expand_epilogue): Generate epilogue code wrt stack
4892 realignment is really needed or not.
4894 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
4895 (ABI_STACK_BOUNDARY): Likewise.
4896 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
4897 (STACK_REALIGN_DEFAULT): Likewise.
4898 (INCOMING_STACK_BOUNDARY): Likewise.
4899 (MAX_STACK_ALIGNMENT): Likewise.
4900 (ix86_incoming_stack_boundary): Likewise.
4901 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
4902 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
4903 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
4904 (machine_function): Remove force_align_arg_pointer.
4906 * config/i386/i386.md (BX_REG): New.
4907 (R13_REG): Likewise.
4909 * config/i386/i386.opt (mforce_drap): New.
4910 (mincoming-stack-boundary): Likewise.
4911 (mstackrealign): Add Init(-1).
4913 * config/i386/i386-protos.h (ix86_can_eliminate): New
4915 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
4917 * doc/extend.texi: Update force_align_arg_pointer.
4919 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
4922 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
4923 (INCOMING_STACK_BOUNDARY): Likewise.
4924 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
4925 (TARGET_GET_DRAP_RTX): Likewise.
4927 2008-07-30 Andreas Schwab <schwab@suse.de>
4929 PR rtl-optimization/36929
4930 * dse.c (replace_inc_dec): Use emit_insn_before instead of
4931 add_insn_before and fix argument order.
4932 (replace_inc_dec_mem): Handle NULL rtx.
4934 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
4936 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
4938 (arm_compute_initial_elimination_offset): Use it.
4939 (arm_compute_save_reg_mask): Include static chain save slot when
4940 calculating alignment.
4941 (arm_get_frame_offsets): Ditto.
4942 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
4943 that we can use to decrement the stack when the stack decrement
4944 could be too big for an immediate value in a single insn.
4945 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
4947 2008-07-30 Richard Guenther <rguenther@suse.de>
4949 PR tree-optimization/36967
4950 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
4951 Release defs of statements we remove.
4953 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
4955 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
4956 instead of NULL_RTVEC.
4958 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
4962 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
4965 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
4967 * final.c (call_from_call_insn): New.
4968 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
4970 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
4972 * configure.ac: Substitute ADA_CFLAGS.
4973 * configure: Regenerate.
4974 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
4975 * Makefile.in: Remove mention of X_* variables.
4976 * config/pa/x-ada-hpux10: Remove.
4977 * config/pa/x-ada: Remove.
4979 * doc/fragments.texi: Update.
4981 2008-07-30 Olivier Hainque <hainque@adacore.com>
4983 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
4984 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
4985 __dso_handle explicitly here.
4987 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4990 * c-typeck.c (build_binary_op): Encapsulate code into...
4991 * c-common.c (shorten_binary_op): ...this new function.
4992 (conversion_warning): Use the new function. Handle non-negative
4993 constant in bitwise-and.
4994 * c-common.h (shorten_binary_op): Declare.
4996 2008-07-30 Olivier Hainque <hainque@adacore.com>
4998 * scan.c (make_sstring_space): Add explicit conversions of
4999 allocator's return value.
5000 * fix-header.c (recognized_function): Likewise.
5002 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5004 * doc/cpp.texi: Update to GFDL 1.2.
5005 * doc/gcc.texi: Do not list GPL as Invariant Section.
5006 * doc/gccint.texi: Likewise. Update copyright years.
5007 * doc/install.texi: Update copyright years.
5009 2008-07-30 Alan Modra <amodra@bigpond.net.au>
5012 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
5013 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
5015 2008-07-29 Jan Hubicka <jh@suse.cz>
5017 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
5018 (grokdeclarator): Likewise.
5019 * langhooks.c (lhd_warn_unused_global_decl): Use
5020 DECL_DECLARED_INLINE_P.
5021 * print-tree.c (print_node): Remove DECL_INLINE check.
5023 2008-07-29 Richard Guenther <rguenther@suse.de>
5025 PR tree-optimization/36945
5026 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
5027 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
5028 Record invariant addresses un-decomposed.
5029 (copy_reference_ops_from_call): Record reference call
5030 arguments properly. Simplify.
5031 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
5032 helper split out from ...
5033 (create_component_ref_by_pieces): ... here. Simplify.
5034 Prepare for recursive invocation for call arguments.
5035 (create_expression_by_pieces): Adjust call to
5036 create_component_ref_by_pieces.
5037 (compute_avail): Process operand 2 of reference ops.
5039 2008-07-29 Richard Guenther <rguenther@suse.de>
5041 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
5043 2008-07-29 Jakub Jelinek <jakub@redhat.com>
5045 * c-format.c (check_format_types): Revert unwanted checkin.
5047 2008-07-29 Jan Hubicka <jh@suse.cz>
5049 * flags.h (flag_really_no_inline): Remove.
5050 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
5051 * toplev.c (flag_really_no_inline): Remove.
5052 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
5053 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
5054 (cgraph_decide_inlining_incrementally): Likewise.
5055 (compute_inline_parameters): Likewise.
5056 * opts.c (decode_options): Simplify.
5057 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
5058 * common.opt (finline): Initialize to 1.
5059 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
5061 2008-07-29 Jan Hubicka <jh@suse.cz>
5063 * predict.c (always_optimize_for_size_p): New function.
5064 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5065 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5066 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
5068 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
5069 * function.c (prepare_function_start): Set default profile.
5070 * function.h (rtl_data): Add maybe_hot_insn_p.
5071 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
5072 (construct_exit_block): Likewise.
5073 (tree_expand_cfg): Likewise.
5075 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5076 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5077 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5078 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
5081 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5084 * c-decl.c (merge_decls): Merge USED flags.
5086 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
5088 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
5089 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
5090 next_stack, lab_false and lab_over trees.
5092 2008-07-28 Richard Guenther <rguenther@suse.de>
5094 PR tree-optimization/36957
5095 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
5096 (useless_type_conversion_p): Remove.
5097 (types_compatible_p): Remove.
5098 * gimple.h (tree_ssa_useless_type_conversion): Declare.
5099 (useless_type_conversion_p): Declare.
5100 (types_compatible_p): Declare.
5101 (gimple_expr_type): Return the base type only if it is
5102 trivially convertible to the subtype.
5104 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
5106 * configure.ac: Use the m4_do macro to concatenate the warnings into
5107 one string in ACX_PROG_CC_WARNING_OPTS,
5108 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
5109 * configure: Regenerate.
5111 2008-07-28 Richard Guenther <rguenther@suse.de>
5113 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
5114 (insert_fake_stores): Remove.
5115 (realify_fake_stores): Likewise.
5116 (execute_pre): Remove dead code.
5117 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
5118 (find_func_aliases): Deal with it here instead.
5119 Re-enable gcc_unreachable call.
5121 2008-07-28 Richard Guenther <rguenther@suse.de>
5123 Merge from gimple-tuples-branch.
5125 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
5126 * gimple.def: New file.
5127 * gsstruct.def: Likewise.
5128 * gimple-iterator.c: Likewise.
5129 * gimple-pretty-print.c: Likewise.
5130 * tree-gimple.c: Removed. Merged into ...
5131 * gimple.c: ... here. New file.
5132 * tree-gimple.h: Removed. Merged into ...
5133 * gimple.h: ... here. New file.
5135 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
5136 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
5137 --enable-checking=gimple flag.
5138 * config.in: Likewise.
5139 * configure: Regenerated.
5141 * tree-ssa-operands.h: Tuplified.
5142 * tree-vrp.c: Likewise.
5143 * tree-loop-linear.c: Likewise.
5144 * tree-into-ssa.c: Likewise.
5145 * tree-ssa-loop-im.c: Likewise.
5146 * tree-dump.c: Likewise.
5147 * tree-complex.c: Likewise.
5148 * cgraphbuild.c: Likewise.
5149 * tree-ssa-threadupdate.c: Likewise.
5150 * tree-ssa-loop-niter.c: Likewise.
5151 * tree-pretty-print.c: Likewise.
5152 * tracer.c: Likewise.
5153 * gengtype.c: Likewise.
5154 * tree-loop-distribution.c: Likewise.
5155 * tree-ssa-loop-unswitch.c: Likewise.
5156 * cgraph.c: Likewise.
5157 * cgraph.h: Likewise.
5158 * tree-ssa-loop-manip.c: Likewise.
5159 * value-prof.c: Likewise.
5160 * tree-ssa-loop-ch.c: Likewise.
5161 * tree-tailcall.c: Likewise.
5162 * value-prof.h: Likewise.
5165 * tree-pass.h: Likewise.
5166 * ipa-cp.c: Likewise.
5167 * tree-scalar-evolution.c: Likewise.
5168 * tree-scalar-evolution.h: Likewise.
5169 * target.h: Likewise.
5170 * lambda-mat.c: Likewise.
5171 * tree-phinodes.c: Likewise.
5172 * diagnostic.h: Likewise.
5173 * builtins.c: Likewise.
5174 * tree-ssa-alias-warnings.c: Likewise.
5175 * cfghooks.c: Likewise.
5176 * fold-const.c: Likewise.
5177 * cfghooks.h: Likewise.
5178 * omp-low.c: Likewise.
5179 * tree-ssa-dse.c: Likewise.
5180 * ipa-reference.c: Likewise.
5181 * tree-ssa-uncprop.c: Likewise.
5182 * toplev.c: Likewise.
5183 * tree-gimple.c: Likewise.
5184 * tree-gimple.h: Likewise.
5185 * tree-chrec.c: Likewise.
5186 * tree-chrec.h: Likewise.
5187 * tree-ssa-sccvn.c: Likewise.
5188 * tree-ssa-sccvn.h: Likewise.
5189 * cgraphunit.c: Likewise.
5190 * tree-ssa-copyrename.c: Likewise.
5191 * tree-ssa-ccp.c: Likewise.
5192 * tree-ssa-loop-ivopts.c: Likewise.
5193 * tree-nomudflap.c: Likewise.
5194 * tree-call-cdce.c: Likewise.
5195 * ipa-pure-const.c: Likewise.
5196 * c-format.c: Likewise.
5197 * tree-stdarg.c: Likewise.
5198 * tree-ssa-math-opts.c: Likewise.
5199 * tree-ssa-dom.c: Likewise.
5200 * tree-nrv.c: Likewise.
5201 * tree-ssa-propagate.c: Likewise.
5202 * ipa-utils.c: Likewise.
5203 * tree-ssa-propagate.h: Likewise.
5204 * tree-ssa-alias.c: Likewise.
5205 * gimple-low.c: Likewise.
5206 * tree-ssa-sink.c: Likewise.
5207 * ipa-inline.c: Likewise.
5208 * c-semantics.c: Likewise.
5209 * dwarf2out.c: Likewise.
5211 * tree-ssa-loop-ivcanon.c: Likewise.
5212 * predict.c: Likewise.
5213 * tree-ssa-loop.c: Likewise.
5214 * tree-parloops.c: Likewise.
5215 * tree-ssa-address.c: Likewise.
5216 * tree-ssa-ifcombine.c: Likewise.
5217 * matrix-reorg.c: Likewise.
5218 * c-decl.c: Likewise.
5219 * tree-eh.c: Likewise.
5220 * c-pretty-print.c: Likewise.
5221 * lambda-trans.c: Likewise.
5222 * function.c: Likewise.
5223 * langhooks.c: Likewise.
5224 * ebitmap.h: Likewise.
5225 * tree-vectorizer.c: Likewise.
5226 * function.h: Likewise.
5227 * langhooks.h: Likewise.
5228 * tree-vectorizer.h: Likewise.
5229 * ipa-type-escape.c: Likewise.
5230 * ipa-type-escape.h: Likewise.
5231 * domwalk.c: Likewise.
5232 * tree-if-conv.c: Likewise.
5233 * profile.c: Likewise.
5234 * domwalk.h: Likewise.
5235 * tree-data-ref.c: Likewise.
5236 * tree-data-ref.h: Likewise.
5237 * tree-flow-inline.h: Likewise.
5238 * tree-affine.c: Likewise.
5239 * tree-vect-analyze.c: Likewise.
5240 * c-typeck.c: Likewise.
5241 * gimplify.c: Likewise.
5242 * coretypes.h: Likewise.
5243 * tree-ssa-phiopt.c: Likewise.
5244 * calls.c: Likewise.
5245 * tree-ssa-coalesce.c: Likewise.
5246 * tree.def: Likewise.
5247 * tree-dfa.c: Likewise.
5248 * except.c: Likewise.
5249 * except.h: Likewise.
5250 * cfgexpand.c: Likewise.
5251 * tree-cfgcleanup.c: Likewise.
5252 * tree-ssa-pre.c: Likewise.
5253 * tree-ssa-live.c: Likewise.
5254 * tree-sra.c: Likewise.
5255 * tree-ssa-live.h: Likewise.
5256 * tree-predcom.c: Likewise.
5257 * lambda.h: Likewise.
5258 * tree-mudflap.c: Likewise.
5259 * ipa-prop.c: Likewise.
5260 * print-tree.c: Likewise.
5261 * tree-ssa-copy.c: Likewise.
5262 * ipa-prop.h: Likewise.
5263 * tree-ssa-forwprop.c: Likewise.
5264 * ggc-page.c: Likewise.
5265 * c-omp.c: Likewise.
5266 * tree-ssa-dce.c: Likewise.
5267 * tree-vect-patterns.c: Likewise.
5268 * tree-ssa-ter.c: Likewise.
5269 * tree-nested.c: Likewise.
5270 * tree-ssa.c: Likewise.
5271 * lambda-code.c: Likewise.
5272 * tree-ssa-loop-prefetch.c: Likewise.
5273 * tree-inline.c: Likewise.
5274 * tree-inline.h: Likewise.
5275 * tree-iterator.c: Likewise.
5276 * tree-optimize.c: Likewise.
5277 * tree-ssa-phiprop.c: Likewise.
5278 * tree-vect-transform.c: Likewise.
5279 * tree-object-size.c: Likewise.
5280 * tree-outof-ssa.c: Likewise.
5281 * cfgloop.c: Likewise.
5282 * system.h: Likewise.
5283 * tree-profile.c: Likewise.
5284 * cfgloop.h: Likewise.
5285 * c-gimplify.c: Likewise.
5286 * c-common.c: Likewise.
5287 * tree-vect-generic.c: Likewise.
5288 * tree-flow.h: Likewise.
5289 * c-common.h: Likewise.
5290 * basic-block.h: Likewise.
5291 * tree-ssa-structalias.c: Likewise.
5292 * tree-switch-conversion.c: Likewise.
5293 * tree-ssa-structalias.h: Likewise.
5294 * tree-cfg.c: Likewise.
5295 * passes.c: Likewise.
5296 * ipa-struct-reorg.c: Likewise.
5297 * ipa-struct-reorg.h: Likewise.
5298 * tree-ssa-reassoc.c: Likewise.
5299 * cfgrtl.c: Likewise.
5300 * varpool.c: Likewise.
5302 * tree-ssanames.c: Likewise.
5303 * tree-ssa-threadedge.c: Likewise.
5304 * langhooks-def.h: Likewise.
5305 * tree-ssa-operands.c: Likewise.
5306 * config/alpha/alpha.c: Likewise.
5307 * config/frv/frv.c: Likewise.
5308 * config/s390/s390.c: Likewise.
5309 * config/m32c/m32c.c: Likewise.
5310 * config/m32c/m32c-protos.h: Likewise.
5311 * config/spu/spu.c: Likewise.
5312 * config/sparc/sparc.c: Likewise.
5313 * config/i386/i386.c: Likewise.
5314 * config/sh/sh.c: Likewise.
5315 * config/xtensa/xtensa.c: Likewise.
5316 * config/stormy16/stormy16.c: Likewise.
5317 * config/ia64/ia64.c: Likewise.
5318 * config/rs6000/rs6000.c: Likewise.
5319 * config/pa/pa.c: Likewise.
5320 * config/mips/mips.c: Likewise.
5322 2008-07-28 Simon Baldwin <simonb@google.com>
5324 * c-pragma.c (handle_pragma_message): New function.
5325 (init_pragma): Register handle_pragma_message.
5326 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
5329 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
5331 PR tree-optimization/35252
5332 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
5333 REALPART_EXPR to be considered as same load operation.
5335 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
5337 PR tree-optimization/36830
5338 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
5339 (expressions_equal_p): Return false if only one operand is null.
5341 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
5343 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
5344 version requirements.
5346 2008-07-26 Olivier Hainque <hainque@adacore.com>
5348 * collect2.c (symkind): New enum. Symbol kinds we care about.
5349 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
5350 code and head comment accordingly.
5351 (scan_prog_file): Use symkind names instead of bare integers.
5353 2008-07-25 Jan Hubicka <jh@suse.cz>
5355 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
5357 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
5358 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
5359 * dojump.c (clear_pending_stack_adjust): Likewise.
5360 * print-tree.c (print_node): Ignore DECL_INLINE.
5361 * tree-inline.c (inlinable_function_p): Likewise.
5363 2008-07-25 Michael Meissner <gnu@the-meissners.org>
5365 * doc/extend.texi (hot attribute): Document that the hot attribute
5366 turns on -O3 for some ports.
5367 (cold attribute): Document that the cold attribute turns on -Os
5370 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
5371 reflect function specific option support.
5373 * target.h (struct target_option_hooks): Add fields to say whether
5374 the cold attribute implies -Os and the hot attribute implies -O3.
5376 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
5377 By default, do not turn on -Os for cold functions.
5378 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
5379 not turn on -O3 for hot functions.
5381 * c-common.c (handle_hot_attribute): Use target hook to determine
5382 if hot functions should enable -O3.
5383 (handle_cold_attribute): Use target hook to determine if cold
5384 functions should enable -Os.
5386 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
5387 (override_options): Move disable scheduling to
5388 optimization_options.
5389 (optimization_options): Disable scheduling here, not
5391 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5392 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5394 * config/ia64/ia64.c (ia64_override_options): Move setting
5395 scheduling flags to ia64_optimization_options.
5396 (ia64_optimization_options): Disable scheduling options here, and
5397 not in ia64_override_options.
5398 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5399 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5401 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
5404 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
5406 2008-07-25 Martin Jambor <mjambor@suse.cz>
5408 PR tree-optimization/36926
5409 * ipa-prop.c (ipa_analyze_call_uses): Call
5410 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
5412 2008-07-25 Joseph Myers <joseph@codesourcery.com>
5414 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5415 movv2si_internal): Add mem = reg alternative.
5417 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
5420 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
5421 DEFAULT_PCC_STRUCT_RETURN to 127.
5423 2008-07-24 Jan Hubicka <jh@suse.cz>
5425 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
5426 (build_cgraph_edges): Likewise.
5427 * cgraph.c (cgraph_node): Do not update assembler hash.
5428 (cgraph_remove_node): Drop non-unit-at-a-time code.
5429 * tree-pass.h (pass_O0_always_inline): Remove.
5430 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
5431 * toplev.c (process_options): Flag unit-at-a-time does not imply
5433 * cgraphunit.c: Update comments.
5434 (decide_is_function_needed): Drop non-unit-at-a-time mode.
5435 (cgraph_assemble_pending_functions): Remove.
5436 (cgraph_reset_node): Drop non-unit-at-a-time code.
5437 (cgraph_finalize_function): Likewise.
5438 (cgraph_analyze_function): Likewise.
5439 (cgraph_finalize_compilation_unit): Likewise.
5440 (cgraph_expand_function): Likewise.
5441 (cgraph_optimize): Likesise.
5442 (save_inline_function_body): Likewise.
5443 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
5444 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
5445 * ipa-inline.c: Update comments.
5446 (enum inlining_mode): remove INLINE_SPEED.
5447 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
5448 (cgraph_mark_inline_edge): Likewise.
5449 (try_inline): Likewise.
5450 (cgraph_decide_inlining_incrementally): Likewise.
5451 (cgraph_gate_inlining): Remove.
5452 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
5453 (cgraph_gate_early_inlining): Likewise.
5454 (gate_inline_passes): Remove.
5455 (pass_inline_parameters, pass_ipa_inline): Remove gates.
5456 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5457 pass_O0_always_inline): Remove.
5458 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
5459 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
5460 * opts.c (no_unit_at_a_time_default): Remove.
5461 (decode_options): Remove flag_unit_at_a_time reset and warning.
5462 * opts.h (no_unit_at_a_time_default): Remove.
5463 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
5464 early in GNU dialect.
5465 (merge_decls): Update comment; drop unit-at-a-time check.
5466 (finish_decl): Likewise.
5467 (grok_declaration): Remove flag_inline_trees code.
5468 (finish_functions): Return on function returning non-void on all
5470 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
5471 * cfgexpand.c (expand_one_static_var): Remove.
5472 (expand_one_var): Remove expand_one_static_var call.
5473 (expand_used_vars_for_block): Remove flag_unit_a_time check.
5474 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
5475 and flag_unit_at_a-time compatibility checks.
5476 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
5477 * tree-inline.c (flag_inline_trees): Remove.
5478 (inlinable_function_p): Don't check it.
5479 (expand_call_inline): Remove non-unit-at-a-time code.
5480 * tree-inline.h (flag_inline_trees): Remove.
5481 * tree-optimize.c (execute_early_local_optimizations): Remove
5482 unit-at-a-time checks.
5483 (tree_rest_of_compilation): Likewise.
5484 * combine.c (setup_incoming_promotions): Likewise.
5485 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
5486 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
5487 * passes.c (pass_inline_parameters): Update comments; remove
5488 O0_alwaysinline pass.
5489 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
5490 (execute_one_pass): Likewise.
5491 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
5492 (ix86_function_sseregparm): Likewise.
5493 * arm.c (arm_function_in_section_p): Likewise.
5494 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
5495 * varpool.c: Update comments.
5496 (decide_is_variable_needed): Remove unit-at-a-time checks.
5497 (varpool_finalize_decl): Likewise.
5499 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
5501 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
5503 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
5505 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
5507 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
5508 imp symbol extension.
5510 2008-07-23 Ian Lance Taylor <iant@google.com>
5512 * tree-vrp.c (infer_value_range): Ignore asm statements when
5513 looking for memory accesses for -fdelete-null-pointer-checks.
5515 2008-07-24 Ben Elliston <bje@au.ibm.com>
5517 * config/spu/spu-c.c (__vector_keyword): New variable.
5518 (vector_keyword): Likewise.
5519 (spu_categorize_keyword): New function.
5520 (spu_macro_to_expand): Likewise.
5521 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
5522 compiling an ISO C dialect.
5524 2008-07-24 Ben Elliston <bje@au.ibm.com>
5526 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
5529 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5531 * configure: Regenerate.
5532 * configure.ac: Require texinfo 4.7.
5533 * doc/install.texi: Document texinfo 4.7 requirement.
5535 2008-07-23 Martin Jambor <mjambor@suse.cz>
5537 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
5538 rather than for DECL_SAVED_TREE.
5539 * ipa-prop.c: Include diagnostic.h.
5540 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
5542 (ipa_detect_param_modifications): Function rewritten from scratch.
5543 (ipa_compute_jump_functions): Changed accesses to modification flags.
5544 (ipa_free_node_params_substructures): Update flags destruction.
5545 (ipa_node_duplication_hook): Update flags duplication.
5546 (ipa_print_all_params_modified): Updated flag access.
5547 * ipa-prop.h (struct ipa_param_flags): New structure.
5548 (struct ipa_node_params): New field modification_analysis_done,
5549 modified_flags changed into param_flags.
5550 (ipa_is_ith_param_modified): Changed to use new flags.
5551 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
5553 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
5554 ipa-cp.c and split into two functions.
5555 (ipa_print_node_jump_functions): New function.
5556 (compute_scalar_jump_functions): New function.
5557 (type_like_member_ptr_p): New function.
5558 (compute_pass_through_member_ptrs): New function.
5559 (fill_member_ptr_cst_jump_function): New function.
5560 (determine_cst_member_ptr): New function.
5561 (compute_cst_member_ptr_arguments): New function.
5562 (ipa_compute_jump_functions): Complete rewrite.
5563 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
5564 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
5565 (struct ipa_member_ptr_cst): New structure.
5566 (union jump_func_value): New field member_cst.
5567 * ipa-cp.c (ipcp_lat_is_insertable): New function.
5568 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
5569 jump function types.
5570 (ipcp_print_all_lattices): Slight fprintf rearrangement.
5571 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
5572 instead of ipcp_print_all_jump_functions.
5573 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
5574 only for replacable scalars.
5576 * doc/invoke.texi (Optimize options): Add description of
5577 -findirect-inlining.
5578 * common.opt (flag_indirect_inlining): New flag.
5579 * opts.c (decode_options): Set flag_indirect_inlining when
5582 * ipa-inline.c: Include ipa-prop.h.
5583 (inline_indirect_intraprocedural_analysis): New function.
5584 (inline_generate_summary): Allocate parameter and argument info
5585 structures, call inline_indirect_intraprocedural_analysis on each
5586 node when doing indirect inlining and deallocate indirect inlining
5587 data structures in the end.
5588 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
5589 (free_all_ipa_structures_after_iinln): New function.
5590 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
5592 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
5594 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
5595 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
5596 of computing the frequency separately.
5597 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
5598 of computing the frequency separately.
5599 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
5600 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
5601 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
5602 (ipa_get_stmt_member_ptr_load_param): New function.
5603 (ipa_is_ssa_with_stmt_def): New function.
5604 (ipa_note_param_call): New function.
5605 (ipa_analyze_call_uses): New function.
5606 (ipa_analyze_stmt_uses): New function.
5607 (ipa_analyze_params_uses): New function.
5608 (ipa_free_node_params_substructures): Also free the param_calls linked
5610 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
5611 (ipa_print_node_param_flags): New function.
5612 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
5613 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
5614 * ipa-prop.h (struct ipa_param_flags): New field called.
5615 (struct ipa_param_call_note): New structure.
5616 (struct ipa_node_params): New fields param_calls and
5618 (ipa_is_ith_param_called): New function.
5619 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5620 ipa_analyze_params_uses and dump parameter flags.
5622 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
5623 ipa_propagate_indirect_call_infos if performing indirect inlining,
5624 pass a new parameter new_edges to it.
5625 (add_new_edges_to_heap): New fucntion.
5626 (cgraph_decide_inlining_of_small_functions): New vector
5627 new_indirect_edges for newly found indirect edges , call
5628 ipa_propagate_indirect_call_infos after inlining.
5629 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
5630 inlining if performing indirect inlining. Call
5631 free_all_ipa_structures_after_iinln when doing so too.
5632 (inline_generate_summary): Do not call
5633 free_all_ipa_structures_after_iinln here.
5634 * ipa-prop.c (update_jump_functions_after_inlining): New function.
5635 (print_edge_addition_message): New function.
5636 (update_call_notes_after_inlining): New function.
5637 (propagate_info_to_inlined_callees): New function.
5638 (ipa_propagate_indirect_call_infos): New function.
5639 * ipa-prop.h: Include cgraph.h
5640 (struct ipa_param_call_note): Fields reordered, new field processed.
5641 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
5643 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
5644 rediscovered call statements.
5645 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
5646 (dump_cgraph_node): Dump also the indirect_call flag.
5647 (cgraph_clone_edge): Copy also the indirect_call flag.
5648 * tree-inline.c (copy_bb): Do not check for fndecls from call
5649 expressions, check for edge availability when moving clones.
5650 (get_indirect_callee_fndecl): New function.
5651 (expand_call_inline): If callee declaration is not apprent from
5652 the statement, try calling get_indirect_callee_fndecl. Do not
5653 issue warnings or call sorry when not inlinings an indirect edge.
5654 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
5656 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
5657 bit more frandly to matching.
5658 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
5659 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
5660 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
5662 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5665 * opth-gen.awk: Suppress function specific features when building
5667 * optc-gen.awk: Ditto.
5669 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5672 * diagnostic.c (pedwarn): Add opt parameter.
5674 * c-tree.h (pedwarn_init): Add opt parameter.
5675 (pedwarn_c90): Likewise.
5676 (pedwarn_c99): Likewise.
5677 * c-errors.c (pedwarn_c99): Likewise.
5678 (pedwarn_c90): Likewise.
5679 * toplev.h (pedwarn): Update declaration.
5680 (pedwarn0): Declare.
5681 * c-lex.c: All calls to pedwarn changed.
5682 * builtins.c: All calls to pedwarn changed.
5683 * toplev.c: All calls to pedwarn changed.
5684 * c-decl.c: All calls to pedwarn changed.
5685 * c-typeck.c: All calls to pedwarn changed.
5686 * c-common.c: All calls to pedwarn changed.
5687 * c-parser.c: All calls to pedwarn changed.
5689 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5690 Karthik Kumar <karthikkumar@gmail.com>
5692 * attribs.c (file scope): Include c-common.h.
5693 (decl_attributes): Add support for #pragma GCC optimize and
5696 * targhooks.c (default_can_inline_p): New function that is the
5697 default for the TARGET_CAN_INLINE_P target hook.
5699 * targhooks.h (default_can_inline_p): Add declaration.
5701 * tree.c (cl_optimization_node): New static tree for building
5702 OPTIMIZATION_NODE tree.
5703 (cl_target_option_node): New static tree for building
5704 TARGET_OPTION_NODE tree.
5705 (cl_option_hash_table): New hash table for hashing
5706 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
5707 (cl_option_hash_hash): New function to provide the hash value for
5708 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
5709 (cl_option_hash_eq): New function to provide an equality test for
5710 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
5711 (tree_code_size): Add support for OPTIMIZATION_NODE and
5712 TARGET_OPTION_NODE trees.
5713 (tree_code_structure): Add support for OPTIMIZATION_NODE and
5714 TARGET_OPTION_NODE trees.
5715 (build_optimization_node): Build a tree that has all of the
5716 current optimization options.
5717 (build_target_option_node): Build a tree that has the target
5718 options that might be changed on a per function basis.
5720 * tree.h (file scope): Include options.h.
5721 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
5722 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
5723 (TREE_OPTIMIZATION): Ditto.
5724 (TREE_TARGET_SPECIFIC): Ditto.
5725 (struct tree_function_decl): Add fields for remembering the
5726 current optimization options and target specific options.
5727 (struct tree_optimization_option): New tree variant that remembers
5728 the optimization options.
5729 (struct tree_target_option): New tree variant that remembers the
5730 target specific flags that might change for compiling a particular
5732 (union tree_node): Include tree_optimization_option and
5733 tree_target_option fields.
5734 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
5735 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
5736 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
5737 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
5738 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
5739 optimization and target options.
5740 (optimization_default_node): New macro to refer to global_trees
5742 (optimization_current_node): Ditto.
5743 (optimization_cold_node): Ditto.
5744 (optimization_hot_node): Ditto.
5745 (target_option_default_node): Ditto.
5746 (target_option_current_node): Ditto.
5747 (current_option_pragma): Ditto.
5748 (current_optimize_pragma): Ditto.
5750 * target.h (struct gcc_target): Add valid_option_attribute_p,
5751 target_option_save, target_option_restore, target_option_print,
5752 target_option_pragma_parse, and can_inline_p hooks.
5754 * toplev.h (parse_optimize_options): Add declaration.
5755 (fast_math_flags_struct_set_p): Ditto.
5757 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
5758 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
5761 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
5762 tree_can_inline_p hook to see if one function can inline another.
5763 (cgraph_decide_inlining): Ditto.
5764 (cgraph_decide_inlining_incrementally): Ditto.
5766 * opts.c (decode_options): Add support for running multiple times
5767 to allow functions with different target or optimization options
5768 than was specified on the command line.
5769 (fast_math_flags_struct_set_p): New function that is similar to
5770 fast_math_flags_set_p, except it uses the values in the
5771 cl_optimization structure instead of global variables.
5773 * optc-gen.awk: Add support for TargetSave to allow a back end to
5774 declare new fields that need to be saved when using function
5775 specific options. Include flags.h and target.h in the options.c
5776 source. Add support for Save to indicate which options can be set
5777 for individual functions. Generate cl_optimize_save,
5778 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
5779 cl_target_option_restore, cl_target_option_print functions to
5780 allow functions to use different optimization or target options.
5782 * opt-functions.awk (var_type_struct): Return the type used for
5783 storing the field in a structure.
5785 * opth-gen.awk: Add support for TargetSave to allow a back end to
5786 declare new fields that need to be saved when using function
5787 specific options. Add support for Save to indicate which options
5788 can be set for individual functions. Only generate one extern for
5789 Mask fields. Generate cl_optimization and cl_target_option
5790 structures to remember optimization and target options.
5792 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
5793 collecting new tree nodes.
5794 (TS_TARGET_OPTION): Ditto.
5796 * c-decl.c (merge_decls): Merge function specific target and
5797 optimization options.
5799 * function.c (invoke_set_current_function_hook): If the function
5800 uses different optimization options, change the global variables
5803 * coretypes.h (struct cl_optimization): Add forward reference.
5804 (struct cl_target_option): Ditto.
5806 * c-pragma.c (option_stack): New static vector to remember the
5807 current #pragma GCC option stack.
5808 (handle_pragma_option): New function to support #pragma GCC option
5809 to change target options.
5810 (optimize_stack): New static vector to remember the current
5811 #pragma GCC optimize stack.
5812 (handle_pragma_optimize): New function to support #pragma GCC
5813 optimize to change optimization options.
5814 (init_pragma): Add support for #pragma GCC optimize and #pragma
5817 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
5818 optimization options.
5819 (TARGET_OPTION_NODE): New tree code for remembering certain target
5822 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
5823 TARGET_OPTION_NODE trees.
5825 * common.opt (-O): Add Optimization flag.
5827 (-fmath-errno): Ditto.
5828 (-falign-functions): Add UInteger flag to make sure flag gets full
5829 int in cl_optimization structure.
5830 (-falign-jumps): Ditto.
5831 (-falign-labels): Ditto.
5832 (-falign-loops): Ditto.
5833 (-fsched-stalled-insns): Ditto.
5834 (-fsched-stalled-insns-dep): Ditto.
5836 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
5838 (TARGET_OPTION_SAVE): Ditto.
5839 (TARGET_OPTION_RESTORE): Ditto.
5840 (TARGET_OPTION_PRINT): Ditto.
5841 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
5842 (TARGET_CAN_INLINE_P): Ditto.
5843 (TARGET_INITIALIZER): Add new hooks.
5845 * tree-inline.c (tree_can_inline_p): New function to determine
5846 whether one function can inline another. Check if the functions
5847 use compatible optimization options, and also call the backend
5850 * tree-inline.h (tree_can_inline_p): Add declaration.
5852 * c-common.c (c_common_attribute): Add support for option and
5853 optimize attributes.
5854 (handle_option_attribute): Add support for the option attribute to
5855 allow the user to specify different target options for compiling a
5857 (handle_optimize_attribute): Add support for the optimize
5858 attribute to allow the user to specify different optimization
5859 options for compiling a specific function.
5860 (handle_hot_attribute): Turn on -O3 optimization for this one
5861 function if it isn't the default optimization level.
5862 (handle_cold_attribute): Turn on -Os optimization for this one
5863 function if it insn't the default optimization.
5864 (const_char_p): New const char * typedef.
5865 (optimize_args): New static vector to remember the optimization
5867 (parse_optimize_options): New function to set up the optimization
5868 arguments from either the optimize attribute or #pragma GCC optimize.
5870 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
5871 (builtin_define_std): Ditto.
5873 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
5874 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
5875 (x86_64-*-*): Ditto.
5877 * Makefile.in (TREE_H): Add options.h.
5878 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
5880 * doc/extend.texi (option attribute): Document new attribute.
5881 (optimize attribute): Ditto.
5882 (hot attribute): Document hot attribute sets -O3.
5883 (cold attribute): Document cold attribute sets -Os.
5884 (#pragma GCC option): Document new pragma.
5885 (#pragma GCC optimize): Ditto.
5887 * doc/options.texi (TargetSave): Document TargetSave syntax.
5888 (UInteger): Document UInteger must be used for certain flags.
5889 (Save): Document Save option to create target specific options
5890 that can be saved/restored on a function specific context.
5892 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
5893 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
5895 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
5896 (TARGET_OPTION_SAVE): Ditto.
5897 (TARGET_OPTION_RESTORE): Ditto.
5898 (TARGET_OPTION_PRINT): Ditto.
5899 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
5900 (TARGET_CAN_INLINE_P): Ditto.
5902 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
5904 (-mfpmath=both): Ditto.
5906 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5907 Karthik Kumar <karthikkumar@gmail.com>
5909 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
5910 (TARGET_POPCNT): Ditto.
5911 (TARGET_SAHF): Ditto.
5912 (TARGET_AES): Ditto.
5913 (TARGET_PCLMUL): Ditto.
5914 (TARGET_CMPXCHG16B): Ditto.
5915 (TARGET_RECIP): Move switch into target_flags.
5916 (TARGET_FUSED_MADD): Ditto.
5917 (ix86_arch_features): Make an unsigned char type.
5918 (ix86_tune_features): Ditto.
5919 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
5920 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
5921 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
5923 * config/i386/i386.opt (arch): New TargetSave field to define
5924 fields that need to be saved for function specific option support.
5927 (branch_cost): Ditto.
5928 (ix86_isa_flags_explicit): Ditto.
5929 (tune_defaulted): Ditto.
5930 (arch_specified): Ditto.
5931 (-m128-long-double): Add Save flag to save option for target
5932 specific option support.
5934 (-maccumulate-outgoing-args): Ditto.
5935 (-malign-double): Ditto.
5936 (-malign-stringops): Ditto.
5937 (-mfancy-math-387): Ditto.
5938 (-mhard-float): Ditto.
5940 (-minline-all-stringops): Ditto.
5941 (-minline-stringops-dynamically): Ditto.
5942 (-mms-bitfields): Ditto.
5943 (-mno-align-stringops): Ditto.
5944 (-mno-fancy-math-387): Ditto.
5945 (-mno-push-args): Ditto.
5946 (-mno-red-zone): Ditto.
5947 (-mpush-args): Ditto.
5948 (-mred-zone): Ditto.
5950 (-msseregparm): Ditto.
5951 (-mstack-arg-probe): Ditto.
5966 (-mrecip): Move flag into target_flags.
5968 (-mno-fused-madd): Ditto.
5969 (-mfused-madd): Ditto.
5970 (-mabm): Move flag into ix86_isa_flags.
5977 * config/i386/i386-c.c: New file for #pragma support.
5978 (ix86_target_macros_internal): New function to #define or #undef
5979 target macros based when the user uses the #pragma GCC option to
5980 change target options.
5981 (ix86_pragma_option_parse): New function to add #pragma GCC option
5983 (ix86_target_macros): Move defining the target macros here from
5984 TARGET_CPU_CPP_BUILTINS in i386.h.
5985 (ix86_register_pragmas): Register the #pragma GCC option hook. If
5986 defined, initialize any subtarget #pragmas.
5988 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
5989 REGISTER_TARGET_PRAGMAS.
5991 * config/i386/t-i386: New file for x86 dependencies.
5992 (i386.o): Make dependencies mirror the include files used.
5993 (i386-c.o): New file, add dependencies.
5995 * config/i386/i386-protos.h (override_options): Add bool argument.
5996 (ix86_valid_option_attribute_tree): Add declaration.
5997 (ix86_target_macros): Ditto.
5998 (ix86_register_macros): Ditto.
6000 * config/i386/i386.c (ix86_tune_features): Move initialization of
6001 the target masks to initial_ix86_tune_features to allow functions
6002 to have different target options. Make type unsigned char,
6003 instead of unsigned int.
6004 (initial_ix86_tune_features): New static vector to hold processor
6005 masks for the tune variables.
6006 (ix86_arch_features): Move initialization of the target masks to
6007 initial_ix86_arch_features to allow functions to have different
6008 target options. Make type unsigned char, instead of unsigned int.
6009 (initial_ix86_arch_features): New static vector to hold processor
6010 masks for the arch variables.
6011 (enum ix86_function_specific_strings): New enum to describe the
6012 string options used for attribute((option(...))).
6013 (ix86_target_string): New function to return a string that
6014 describes the target options.
6015 (ix86_debug_options): New function to print the current options in
6017 (ix86_function_specific_save): New function hook to save the
6018 function specific global variables in the cl_target_option structure.
6019 (ix86_function_specific_restore): New function hook to restore the
6020 function specific variables from the cl_target_option structure to
6021 the global variables.
6022 (ix86_function_specific_print): New function hook to print the
6023 target specific options in the cl_target_option structure.
6024 (ix86_valid_option_attribute_p): New function hook to validate
6025 attribute((option(...))) arguments.
6026 (ix86_valid_option_attribute_tree): New function that is common
6027 code between attribute((option(...))) and #pragma GCC option
6028 support that parses the options and returns a tree holding the options.
6029 (ix86_valid_option_attribute_inner_p): New helper function for
6030 ix86_valid_option_attribute_tree.
6031 (ix86_can_inline_p): New function hook to decide if one function
6032 can inline another on a target specific basis.
6033 (ix86_set_current_function); New function hook to switch target
6034 options if the user used attribute((option(...))) or #pragma GCC
6036 (ix86_tune_defaulted): Move to static file scope from
6038 (ix86_arch_specified): Ditto.
6039 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
6041 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
6042 (OPTION_MASK_ISA_ABM_SET): Ditto.
6043 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
6044 (OPTION_MASK_ISA_CX16_SET): Ditto.
6045 (OPTION_MASK_ISA_SAHF_SET): Ditto.
6046 (OPTION_MASK_ISA_AES_UNSET): Ditto.
6047 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
6048 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
6049 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
6050 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
6051 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
6052 (struct ptt): Move to static file scope from override_options.
6053 (processor_target_table): Ditto.
6055 (ix86_handle_option): Add support for options that are now isa options.
6056 (override_options): Add support for declaring functions that
6057 support different target options than were specified on the
6058 command line. Move struct ptt, processor_target_table, cpu_names,
6059 ix86_tune_defaulted, ix86_arch_specified to static file scope.
6060 Add bool argument. Fix up error messages so the appropriate error
6061 is given for either command line or attribute.
6062 (ix86_previous_fndecl): New static to remember previous function
6063 declaration to see if we need to change target options.
6064 (ix86_builtins_isa): New array to record the ISA of each builtin
6066 (def_builtin): Always create the builtin function, even if the
6067 current ISA doesn't support it.
6068 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
6069 tests for those builtins.
6070 (ix86_init_builtins): Remove TARGET_MMX test for calling
6071 ix86_init_mmx_sse_builtins.
6072 (ix86_expand_builtin): If the current ISA doesn't support a given
6073 builtin, signal an error.
6074 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
6075 (TARGET_SET_CURRENT_FUNCTION): Ditto.
6076 (TARGET_OPTION_SAVE): Ditto.
6077 (TARGET_OPTION_RESTORE): Ditto.
6078 (TARGET_OPTION_PRINT): Ditto.
6079 (TARGET_CAN_INLINE_P): Ditto.
6081 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
6083 * c-typeck.c (build_external_ref): Don't call assemble_external.
6084 * final.c (output_operand): Call assemble_external.
6086 2008-07-21 DJ Delorie <dj@redhat.com>
6088 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
6089 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6091 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6093 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
6094 original insn and splitter contents into ...
6095 ("*div<mode>3_fast"): ... this new pattern. Enable only if
6096 flag_unsafe_math_optimizations. Add dummy scratch register.
6097 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
6098 !flag_unsafe_math_optimizations. Returns number with next
6099 highest magnitude if this is still less or equal to the true
6100 quotient in magnitude.
6102 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
6104 * Makefile.in: Replace toplev.h with TOPLEV_H.
6105 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
6106 * c-lex.c (fe_file_change): Don't set in_system_header.
6107 * c-parser.c (c_token): Remove in_system_header.
6108 (c_lex_one_token): Don't set in_system_header.
6109 (c_parser_set_source_position_from_token): Don't set in_system_header.
6110 * diagnostic.c (diagnostic_report_diagnostic): Use location from
6113 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
6114 * flags.h (in_system_header): Remove.
6115 * function.c (saved_in_system_header): Remove.
6116 (push_cfun): Don't set in_system_header.
6117 (pop_cfun): Don't set in_system_header.
6118 (push_struct_function): Don't set in_system_header.
6119 * input.h (expanded_location): Add sysp.
6120 (in_system_header_at): New.
6121 (in_system_header): New.
6122 * toplev.c (in_system_header): Remove.
6123 * toplev.h: Include input.h
6125 * tree-cfg.c (execute_warn_function_return): Call warning_at.
6126 * tree-ssa.c (warn_uninit): Call warning_at.
6127 (warn_uninitialized_var): Update calls to warn_uninit.
6128 (warn_uninitialized_phi): Update calls to warn_uninit.
6129 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
6130 (expand_location): Initialize xloc.sysp.
6131 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
6132 (tree_decl_with_vis): Remove in_system_header_flag.
6134 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
6137 * recog.c (asm_operand_ok): Change the order of the extra
6138 memory constraint checks.
6140 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6143 * tree-switch-conversion.c (build_one_array): Call
6144 varpool_mark_needed_node and varpool_finalize_decl
6145 instead of assemble_variable.
6147 2008-07-19 Jan Hubicka <jh@suse.cz>
6149 * cgraph.c (cgraph_add_new_function): Do early local passes.
6150 * tree-nrv.c (gate_pass_return_slot): New gate.
6151 (pass_nrv): Add the gate.
6152 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
6154 (coalesce_ssa_name): Coalesce SSA names.
6155 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
6156 not optimizing so unused user vars remains visible.
6157 * common.opt (flag_tree_ter): Always enable by default.
6158 * tree-ssa-ter.c: Include flags.h
6159 (is_replaceable_p): Check that locations match; when aliasing is missing
6160 be conservative about loads.
6161 * tree-optimize.c (gate_init_datastructures): Remove.
6162 (pass_init_datastructures): New.
6163 * passes.c: Reorder passes so we always go into SSA.
6165 2008-07-19 Jan Hubicka <jh@suse.cz>
6167 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
6168 * doc/invoke.texi (--combine): Likewise.
6169 (-finline-functions-called-once): Update levels when enabled.
6170 (-funit-at-a-time): Document new behaviour.
6171 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
6172 -fno-section-anchors when disabled explicitly.
6173 (inline params): They are not ignored now.
6174 (precompiled headers): Remove unit-at-a-time as being incompatible.
6175 * opts.c (decode_options): Handle unit-at-a-time as alias;
6176 imply -fno-section-anchors when toplevel reorder is disabled
6178 * common.opt (ftoplevel-reorder): Set default value to 2.
6179 (funit-at-a-time): Set default value to 1.
6180 * config/rs6000/rs6000.c (optimization_options): Set section anchors
6183 2008-07-19 Jan Hubicka <jh@suse.cz>
6185 * builtins.c (expand_builtin_int_roundingfn,
6186 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
6189 2008-07-19 Richard Guenther <rguenther@suse.de>
6192 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
6193 * tree-ssa-sccvn.c (get_constant_value_id): New function.
6194 * tree-ssa-pre.c (get_expr_value_id): For newly created
6195 constant value-ids make sure to add the expression to its
6198 2008-07-19 Jakub Jelinek <jakub@redhat.com>
6201 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
6202 return value of the builtin is ignored.
6204 2008-07-19 Olivier Hainque <hainque@adacore.com>
6206 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
6207 bits, a C conformant malloc implementation has to provide.
6208 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
6210 2008-07-19 Joseph Myers <joseph@codesourcery.com>
6214 * reload.c (find_reloads_subreg_address): Only reload address if
6215 reloaded == 0, not for reloaded != 1.
6218 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6219 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6220 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6221 m32c_legitimize_reload_address.
6223 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6224 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6225 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6227 2008-07-19 Olivier Hainque <hainque@adacore.com>
6229 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
6230 argument, saying whether nested array are to be collapsed
6231 into a single array type DIE with multiple subscripts.
6232 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
6233 issues, centralize the nested array types collapsing control and
6234 disable the transformation for Ada.
6236 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
6239 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
6241 (x86_64_shift_adj_2): New expander.
6242 (x86_64_shift_adj_3): Ditto.
6243 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
6244 to split TImode operands.
6245 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
6246 (ix86_split_lshr): Ditto.
6248 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
6250 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
6251 and __CHAR32_TYPE__.
6252 * c-typeck.c (digest_init): Support char16_t and char32_t.
6253 (set_nonincremental_init_from_string): Idem.
6255 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6258 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
6259 PREFERRED_STACK_BOUNDARY.
6260 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6262 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6265 * function.c (locate_and_pad_parm): Cap boundary earlier.
6267 2008-07-17 Julian Brown <julian@codesourcery.com>
6269 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
6270 no-op for targets which don't use DLLs.
6272 2008-07-17 Martin Jambor <mjambor@suse.cz>
6274 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
6275 that nodes are relevant by examining the node->analyzed flag.
6276 (ipcp_init_stage): Check which nodes are relevant, assert that the
6277 relevant ones are also required.
6278 (ipcp_propagate_stage): Check on the side arrays are properly
6280 (ipcp_print_all_jump_functions): Make sure not to touch any node
6281 that is not analyzed or an edge that does not have a corresponding
6282 entry in the on-the-side vectors.
6283 (ipcp_function_scale_print): Likewise.
6284 (ipcp_update_callgraph): Check that the node is relevant.
6285 (ipcp_insert_stage): Check that the node is relevant. Check there is
6286 an info for every node and edge.
6287 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
6288 (ipa_print_all_tree_maps): Likewise and a new variable info.
6289 (ipa_print_all_params_modified): Likewise.
6290 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
6292 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
6295 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
6297 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
6299 PR rtl-optimization/36753
6300 * fwprop.c (use_killed_between): Don't shortcut
6301 single-definition global registers.
6303 2008-07-16 Jan Hubicka <jh@suse.cz>
6305 * cgraph.h (varpool_empty_needed_queue): Declare.
6306 * cgraphunit.c (output_in_order): Mark all variables as needed;
6308 * varpool.c (varpool_assemble_node): Update debug queue.
6309 (varpool_assemble_pending_decls): Don't do it here.
6310 (varpool_empty_needed_queue): New function.
6312 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6314 * recog.c (peephole2_optimize): Fix formatting.
6316 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6318 * c-pch.c (get_ident): Avoid C++ keywords.
6319 * combine-stack-adj.c (single_set_for_csa): Likewise.
6320 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
6321 output_asm_insn): Likewise.
6322 * reload.c (push_secondary_reload, find_reusable_reload,
6323 push_reload, combine_reloads, find_reloads,
6324 debug_reload_to_stream): Likewise.
6325 * reload.h (struct reload): Likewise.
6326 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
6327 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
6328 emit_output_reload_insns): Likewise.
6329 * targhooks.c (default_secondary_reload): Likewise.
6330 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
6332 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6334 * recog.c (validate_change_1, validate_change,
6335 validate_unshare_change, validate_replace_rtx_1, struct
6336 funny_match, constrain_operands, peephole2_optimize): Avoid C++
6338 * reload.c (push_secondary_reload, secondary_reload_class,
6339 scratch_reload_class, find_valid_class, find_reusable_reload,
6340 push_reload, find_dummy_reload, find_reloads_address_1,
6341 find_reloads_address_part, find_equiv_reg): Likewise.
6342 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
6343 choose_reload_regs): Likewise.
6344 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
6346 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
6347 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
6348 * sched-rgn.c (concat_INSN_LIST): Likewise.
6349 * stor-layout.c (mode_for_size, mode_for_size_tree,
6350 smallest_mode_for_size): Likewise.
6352 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6354 * cfg.c (dump_reg_info): Avoid C++ keywords.
6355 * dwarf2asm.c (dw2_force_const_mem,
6356 dw2_asm_output_encoded_addr_rtx): Likewise.
6357 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
6358 * expmed.c (expand_shift): Likewise.
6359 * global.c (find_reg): Likewise.
6360 * graph.c (draw_edge): Likewise.
6361 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
6362 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
6363 widen_clz, widen_bswap, expand_parity, expand_unop,
6364 emit_cmp_and_jump_insn_1): Likewise.
6365 * postreload.c (reload_cse_simplify_operands): Likewise.
6366 * ra.h (add_neighbor): Likewise.
6367 * reg-stack.c (remove_regno_note, change_stack): Likewise.
6368 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
6369 record_reg_classes, copy_cost, record_address_regs,
6370 invalid_mode_change_p): Likewise.
6371 * regrename.c (regrename_optimize, scan_rtx_reg,
6372 dump_def_use_chain, find_oldest_value_reg,
6373 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
6375 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6377 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
6378 MASK_POWERPC64 for power4 in previous commit.
6380 2008-07-16 Olivier Hainque <hainque@adacore.com>
6382 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
6383 instead of bare conversion to cast const-ness away.
6385 2008-07-16 Anatoly Sokolov <aesok@post.ru>
6387 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
6388 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
6389 * config/xtensa/xtensa.c (xtensa_function_value): New function.
6390 (TARGET_FUNCTION_VALUE): Define.
6392 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6394 * config/rs6000/rs6000.c (processor_target_table): Add
6395 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
6397 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6400 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6401 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6402 m32c_legitimize_reload_address.
6404 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
6406 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
6407 DECL_IN_SYSTEM_HEADER in sync.
6409 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
6411 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
6412 * tree-ssa-pre.c (pre_expr_eq): Ditto
6413 (get_constant_for_value_id): Take a type as an argument.
6414 (fully_constant_expression): Pass in type.
6415 (find_or_generate_expression): Short circuit constant case.
6416 (create_expression_by_pieces): Remove special casing of
6418 (do_regular_insertion): Short circuit constant case.
6419 (do_partial_partial_insertion): Ditto.
6421 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6424 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
6426 2008-07-15 Bob Wilson <bob.wilson@acm.org>
6428 * config/xtensa/libgcc-xtensa.ver: New file.
6429 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
6431 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6433 * df-problems.c (df_set_note): Avoid C++ keywords.
6434 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
6435 * dse.c (record_store, remove_useless_values): Likewise.
6436 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
6437 gen_reg_rtx_offset, operand_subword, change_address_1,
6438 change_address, adjust_address_1, offset_address,
6439 widen_memory_access, emit_copy_of_insn_after): Likewise.
6440 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
6441 * fwprop.c (should_replace_address, propagate_rtx_1,
6442 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
6444 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
6445 gcse_emit_move_after, update_ld_motion_stores): Likewise.
6446 * lcm.c (compute_insert_delete, pre_edge_lcm,
6447 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
6448 * lower-subreg.c (resolve_reg_notes): Likewise.
6449 * mode-switching.c (optimize_mode_switching): Likewise.
6451 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6453 * bt-load.c (add_btr_def, migrate_btr_def,
6454 branch_target_load_optimize): Avoid C++ keywords.
6455 * caller-save.c (insert_restore, insert_save, insert_one_insn):
6457 * combine.c (subst, simplify_set, make_extraction,
6458 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
6459 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
6460 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
6462 2008-07-15 Richard Guenther <rguenther@suse.de>
6465 * c-common.c (strict_aliasing_warning): Do not warn for
6466 TYPE_REF_CAN_ALIAS_ALL pointers.
6467 (c_common_get_alias_set): may_alias types are not special.
6468 * tree.c (build_pointer_type_for_mode): Look up the may_alias
6469 attribute and set can_ref_all accordingly.
6470 (build_reference_type_for_mode): Likewise.
6471 * doc/extend.texi (may_alias): Clarify.
6473 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6476 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6477 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6479 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6482 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
6483 gcc_assert, instead call output_operand_lossage.
6485 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
6487 * builtins.c (std_canonical_va_list): Treat structure based
6490 2008-07-15 Ben Elliston <bje@au.ibm.com>
6492 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
6494 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
6496 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
6499 2008-07-14 Jan Hubicka <jh@suse.cz>
6501 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
6502 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
6503 fix predicates and constraints.
6504 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
6505 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
6507 2008-07-14 Doug Kwan <dougkwan@google.com>
6509 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
6510 additional option file arm/eabi.opt.
6511 * config/arm/eabi.h (File): New configuration file for EABI targets.
6512 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
6513 SUBSUBTARGET_EXTRA_SPECS.
6514 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
6515 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
6516 from STARTFILE_SPEC so that it can be referenced in an override.
6517 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
6518 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
6519 can be referenced in an override.
6520 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
6521 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
6522 so that it can be referenced in an override.
6523 (LINK_SPEC): Use BPABI_LINK_SPEC.
6524 * config/arm/eabi.opt (File): New.
6526 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6528 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
6529 (FIXED_VALUE_H): New variable.
6530 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
6531 input.h, fixed-value.h.
6532 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
6533 (BASIC_BLOCK_H): Use $(BITMAP_H).
6534 (FUNCTION_H): Add varray.h.
6535 (IPA_REFERENCE_H): Use $(BITMAP_H).
6536 (CGRAPH_H): Add $(BASIC_BLOCK_H).
6537 (DF_H): Use $(BITMAP_H).
6538 (GGC_H): Add statistics.h.
6540 (INSN_ATTR_H): Use it.
6541 (SYSTEM_H): Add safe-ctype.h, filenames.h.
6543 (SYMTAB_H): Add $(OBSTACK_H).
6544 (CPP_INTERNAL_H): New.
6545 (TREE_DUMP_H): Add tree-pass.h.
6546 (TREE_FLOW_H): Use $(BITMAP_H)
6547 (PRETTY_PRINT_H): Use $(INPUT_H).
6548 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
6551 (many object files): Fix lots of header dependencies throughout.
6553 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6555 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
6557 (s-gtyp-input): Use them to write tmp-gi.list.
6558 (echo_to_gi.list): Remove.
6560 2008-07-14 Richard Guenther <rguenther@suse.de>
6562 * tree-ssa-sccvn.c (pre_info): Remove.
6563 (switch_to_PRE_table): Likewise.
6564 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
6565 (set_hashtable_value_ids): Do not create value-ids for the
6567 (run_scc_vn): Remove double test. Remove bogus special-case
6568 in value-number printing.
6569 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
6570 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
6572 * tree-flow-inline.h (get_value_handle): Remove.
6573 * tree-flow.h (get_value_handle): Remove.
6575 2008-07-14 Martin Jambor <mjambor@suse.cz>
6577 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
6578 in which we generate arithmetics is not a subrange.
6580 2008-07-14 Martin Jambor <mjambor@suse.cz>
6582 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
6584 2008-07-14 Richard Guenther <rguenther@suse.de>
6586 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
6588 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
6591 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
6592 reload for symbol refs moved to r0 with -fPIC.
6593 (legitimize_pic_address): Use the target register as temporary
6595 (emit_symbolic_move): Adjust comment.
6596 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
6599 2008-07-14 Ben Elliston <bje@au.ibm.com>
6601 * c-common.h (C_CPP_HASHNODE): New macro.
6602 * coretypes.h (struct cpp_token): Forward declare.
6603 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6604 the context-sensitive keyword method.
6605 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
6606 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
6607 expand_bool_pixel): New.
6608 (altivec_categorize_keyword): New function.
6609 (init_vector_keywords): New function.
6610 (rs6000_macro_to_expand): Likewise.
6611 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
6612 compiling an ISO C dialect.
6614 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
6616 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
6617 (create_expression_by_pieces): Fix typo.
6618 (do_regular_insertion): Use debug counter here too.
6620 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
6623 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
6624 CONST_OK_FOR_LETTER_P. All port-local users changed.
6625 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
6626 implement Kp matching power-of-two.
6627 (CONSTRAINT_LEN): Define to match.
6628 * config/cris/cris.md: Replace all use of constraint K with Kc.
6629 ("*btst*): Use Kp for operand 0 of last alternative.
6631 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6634 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
6637 2008-07-13 Jan Hubicka <jh@suse.cz>
6639 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
6642 2008-07-13 Richard Guenther <rguenther@suse.de>
6645 * langhooks.c (lhd_print_error_function): Deal with recursive
6648 2008-07-12 Jan Hubicka <jh@suse.cz>
6650 * cgraph.c (assembler_name_hash): New static var.
6651 (hash_node_by_assembler_name, eq_assembler_name): New.
6652 (cgraph_node_for_asm): Use hashtable.
6653 (cgraph_remove_node): Maintain hashtable.
6654 (change_decl_assembler_name): Sanity check that names are not changing
6655 after aliasing was processed.
6656 * cgraph.h (varpoon_node): Add next GGC marker.
6657 * tree.c (decl_assembler_name_equal): Constify.
6658 (decl_assembler_name_hash): New.
6659 * tree.h (decl_assembler_name_equal): Constify.
6660 (decl_assembler_name_hash): Update.
6662 2008-07-12 David Daney <ddaney@avtrex.com>
6664 * config/mips/driver-native.c (host_detect_local_cpu): Handle
6667 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
6669 * doc/md.texi: Document the MIPS "v" constraint.
6670 * config/mips/mips.h (reg_class): Revert last change.
6671 (REG_CLASS_NAMES): Likewise.
6672 (REG_CLASS_CONTENTS): Likewise.
6673 * config/mips/mips.c (mips_regno_to_class): Likewise.
6674 * config/mips/constraints.md (v): Likewise, but add documentation.
6675 Add a comment to say that this constraint should not be used in
6678 2008-07-11 DJ Delorie <dj@redhat.com>
6680 * config/h8300/h8300.md (length): Fix branch offset limit.
6682 2008-07-11 Anatoly Sokolov <aesok@post.ru>
6684 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
6685 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
6686 (avr_hard_regno_scratch_ok): New function.
6687 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6688 * config/avr/avr.md (all peepholes that request a scratch register):
6689 Remove avr_peep2_scratch_safe use.
6691 2008-07-11 Tom Tromey <tromey@redhat.com>
6692 Ian Lance Taylor <iant@google.com>
6694 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
6695 (struct c_common_resword): Define.
6696 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
6697 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
6698 (c_common_reswords, num_c_common_reswords): Declare.
6699 * c-common.c (c_common_reswords): New global const array.
6700 (num_c_common_reswords): New const int.
6701 * c-parser.c (struct resword, reswords): Don't define.
6702 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
6703 (c_parse_init): Clarify mask code. Use c_common_reswords rather
6704 than reswords. If warning about C++ keywords, give them a special
6706 (c_lex_one_token): Warn about C++ keywords. Call
6707 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
6708 (c_parser_external_declaration): Look for RID_xxx rather than
6709 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
6710 (c_parser_statement_after_labels): Likewise.
6711 (c_parser_objc_class_instance_variables): Likewise.
6712 (c_parser_objc_class_declaration): Likewise.
6713 (c_parser_objc_try_catch_statement): Likewise.
6714 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
6715 (declspecs_add_type): Likewise.
6717 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
6719 * ggc-page.c (alloc_page):
6720 Substituting xmalloc, xcalloc with
6721 XNEWVEC and XCNEWVAR macros which add the
6724 2008-07-11 Richard Guenther <rguenther@suse.de>
6726 PR tree-optimization/36765
6727 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
6728 aliases from HEAP vars to SMTs.
6730 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6732 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
6733 * configure.ac (loose_warn): Move -Wc++-compat from here...
6734 (strict_warn): ...to here.
6735 * configure: Regenerate.
6737 2008-07-10 Joseph Myers <joseph@codesourcery.com>
6739 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
6740 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
6741 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
6742 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
6743 excluding more specific h8300-*-* and sh-*-* targets.
6745 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
6747 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
6749 (execute_pre): Call loop_optimizer_finalize in early exit.
6751 2008-07-10 Jakub Jelinek <jakub@redhat.com>
6754 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
6755 uids in the bitmap, not just VAR_DECL uids.
6757 PR rtl-optimization/36419
6758 * combine-stack-adj.c (adjust_frame_related_expr): New function.
6759 (combine_stack_adjustments_for_block): Call it if needed. Delete
6761 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
6762 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
6763 prologue sp adjustment.
6765 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
6768 * opts.c (print_ignored_options): Report postponed diagnostics for
6769 unknown -Wno-* options as warnings, not errors.
6770 (postpone_unknown_option_error): Renamed to...
6771 (postpone_unknown_option_warning): ... this.
6773 2008-07-09 Doug Kwan <dougkwan@google.com>
6776 2008-07-08 Doug Kwan <dougkwan@google.com>
6778 * config/arm/arm.opt (mandroid): New option.
6779 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
6780 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
6782 (CC1PLUS_SPEC): Same.
6784 (STARTFILE_SPEC): Same.
6785 (ENDFILE_SPEC): Same.
6786 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
6789 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
6792 * config/mips/mips.h (reg_class): Remove V1_REG.
6793 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6794 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
6796 (mips_get_tp): New function.
6797 (mips_legitimize_tls_address): Use it.
6798 * config/mips/constraints.md (v): Delete.
6799 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
6800 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
6801 After reload, split into a move and ...
6802 (*tls_get_tp_<mode>_split): ...this new instruction.
6804 2008-07-09 David Daney <ddaney@avtrex.com>
6806 * config/mips/driver-native.c: Include coretypes.h and tm.h.
6808 2008-07-09 Jakub Jelinek <jakub@redhat.com>
6810 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
6811 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
6813 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
6814 htab_delete should be called. Don't free c.
6815 (lookup_tmp_var): Create temp_htab lazily.
6816 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
6817 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
6819 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
6820 lower_omp_ordered, lower_omp_critical, lower_omp_for,
6821 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
6822 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
6823 * tree-sra.c (generate_element_init): Likewise.
6824 * tree-mudflap.c (execute_mudflap_function_ops,
6825 execute_mudflap_function_decls): Likewise.
6826 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
6827 * tree-gimple.h (struct gimplify_ctx): New type.
6828 (push_gimplify_context): Adjust prototype.
6830 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
6832 * tree-ssa-pre.c (phi_translate_1): Update placement of
6835 2008-07-09 Anatoly Sokolov <aesok@post.ru>
6837 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
6838 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
6839 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
6840 * targhooks.c (default_hard_regno_scratch_ok): New function.
6841 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
6842 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
6843 * recog.c: Include "target.h".
6844 (peep2_find_free_register): Add check for global regs. Add target
6846 * Makefile.in (recog.o): Depend on target.h.
6848 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
6850 * config/sh/sh.c (sh_canonical_va_list_type): New.
6851 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
6853 2008-07-09 Raksit Ashok <raksit@google.com>
6855 * doc/invoke.texi (Option Summary): Mention new option
6856 -Wdisallowed-function-list=...
6857 (Warning Options): Document -Wdisallowed-function-list=...
6858 * common.opt (Wdisallowed-function-list=): New flag.
6859 * flags.h (warn_disallowed_functions): External definition of new
6860 boolean warning flag.
6861 (warn_if_disallowed_function_p): Declare new function.
6862 * opts.c (warning_disallowed_functions): New static variable.
6863 (warn_disallowed_functions): New boolean warning flag.
6864 (warn_if_disallowed_function_p): New function.
6865 (add_comma_separated_to_vector): Rename
6866 add_instrument_functions_exclude_list to this.
6867 (common_handle_option): Handle new option. Rename calls to
6868 add_instrument_functions_exclude_list into calls to
6869 add_comma_separated_to_vector.
6870 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
6871 based on flag warn_disallowed_functions.
6873 2008-07-09 Christian Bruel <christian.bruel@st.com>
6875 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
6876 instead of get_attr_length.
6878 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6880 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
6882 * genemit.c (gen_insn): Likewise.
6883 * gengtype.c (note_def_vec): Likewise.
6884 * gengtype.h (note_def_vec): Likewise.
6885 * genoutput.c (struct data, output_insn_data, process_template,
6886 gen_expand, gen_split, note_constraint): Likewise.
6887 * genrecog.c (new_decision, add_to_sequence, factor_tests,
6888 make_insn_sequence): Likewise.
6889 * gensupport.c (record_insn_name): Likewise.
6891 2008-07-08 Doug Kwan <dougkwan@google.com>
6893 * config/arm/arm.opt (mandroid): New option.
6894 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
6895 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
6897 (CC1PLUS_SPEC): Same.
6899 (STARTFILE_SPEC): Same.
6900 (ENDFILE_SPEC): Same.
6901 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
6904 2008-07-08 Raksit Ashok <raksit@google.com>
6906 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
6907 (set_storage_via_setmem): Fix expected_align parameter.
6908 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
6909 missing from the list.
6910 * doc/md.texi (movmem): Explicitly state that expected alignment is
6911 to be expressed in bytes.
6912 (setmem): Explicitly state that expected alignment is to be expressed
6915 2008-07-08 Joseph Myers <joseph@codesourcery.com>
6917 * reload.c (find_reloads_subreg_address): Do not require validity
6918 of address in original mode before reloading address.
6920 2008-07-07 Tianwei Sheng <tianweis@google.com>
6922 * df-core.c (df_remove_problem): Adjust the access to avoid out of
6923 bounds array access.
6925 2008-07-08 Jakub Jelinek <jakub@redhat.com>
6927 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
6929 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
6931 Fix PR tree-optimization/23455
6932 Fix PR tree-optimization/35286
6933 Fix PR tree-optimization/35287
6934 * Makefile.in (OBJS-common): Remove tree-vn.o.
6935 (tree-vn.o): Remove.
6936 * dbgcnt.def: Add treepre_insert debug counter.
6937 * gcc/tree-flow.h (add_to_value): Updated for other changes.
6938 (debug_value_expressions): Ditto.
6939 (print_value_expressions): Ditto.
6940 * tree-pretty-print.c (dump_generic_node): Updated for
6941 VALUE_HANDLE removal.
6942 * tree-ssa-dom.c (record_equality): Ditto.
6943 (cprop_operand): Ditto.
6944 (lookup_avail_expr): Ditto.
6945 * tree-ssa-threadedge.c
6946 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
6947 (simplify_control_stmt_condition): Ditto.
6948 * tree.c (tree_code_size): Ditto.
6949 (tree_node_structure): Ditto.
6950 (iterative_hash_expr): Ditto.
6952 * tree.h (VALUE_HANDLE_ID): Ditto.
6953 (VALUE_HANDLE_EXPR_SET): Ditto.
6954 (struct tree_value_handle): Ditto.
6955 (union tree_node): Ditto.
6956 * treestruct.def: Ditto.
6957 * tree-vn.c: Removed.
6958 * tree-ssa-pre.c: Rewritten entirely.
6959 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
6960 (constant_value_ids): Ditto.
6961 (vn_nary_op_t): Moved to header.
6963 (vn_reference_op_t): Ditto
6964 (vn_reference_t): Ditto.
6965 (next_value_id): New variable.
6966 (VN_INFO): Add an assert.
6967 (vn_constant_eq): New function.
6968 (vn_constant_hash): Ditto.
6969 (get_or_alloc_constant_value_id): Ditto.
6970 (value_id_constant_p): Ditto.
6971 (vn_reference_compute_hash): De-staticify.
6972 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
6973 Disable some code with a FIXME. Remove VALUE_HANDLE use.
6974 (valueize_refs): Update opcode if it changes from ssa name to constant.
6975 (vn_reference_lookup_1): Add new argument.
6976 (vn_reference_lookup): Ditto.
6977 (vn_reference_lookup_pieces): New function.
6978 (vn_reference_insert): Add return type. Modify to deal with value ids.
6979 (vn_reference_insert_pieces): New function.
6980 (vn_nary_op_compute_hash): De-staticify.
6981 (vn_nary_op_eq): Ditto.
6982 (vn_nary_op_lookup_pieces): New function.
6983 (vn_nary_op_lookup): Add new argument.
6984 (vn_nary_op_insert_pieces): New function.
6985 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
6986 (vn_phi_insert): Ditto.
6987 (visit_unary_op): Update for callee changes.
6988 (visit_binary_op): Ditto.
6989 (visit_reference_op_load): Ditto.
6990 (visit_reference_op_store): Ditto.
6991 (init_scc_vn): Init next_value_id, constant_to_value_id and
6993 (free_scc_vn): Free them.
6994 (set_hashtable_value_ids): New function.
6995 (run_scc_vn): Use it.
6996 (get_max_value_id): New function.
6997 (get_next_value_id): Ditto.
6998 (expressions_equal_p): Moved from tree-vn.c
6999 (sort_vuses): Ditto.
7000 (sort_vuses_heap): Ditto.
7001 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
7003 * tree.c (iterative_hash_hashval_t): Made non-static
7004 * tree.h (iterative_hash_hashval_t): Declare it.
7006 2008-07-08 Martin Jambor <mjambor@suse.cz>
7008 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
7009 instead of ipa_create_node_params.
7010 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
7011 ipa_check_create_edge_args, free them with
7012 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
7014 * ipa-prop.c: Include flags.h and tree-inline.h.
7015 (ipa_node_params_vector): New variable.
7016 (ipa_edge_args_vector): New variable.
7017 (edge_removal_hook_holder): New variable.
7018 (node_removal_hook_holder): New variable.
7019 (edge_duplication_hook_holder): New variable.
7020 (node_duplication_hook_holder): New variable.
7021 (ipa_detect_param_modifications): Check for presence of modified flags.
7022 (ipa_compute_jump_functions): Check for presence of jump functions.
7023 (ipa_free_edge_args_substructures): New function.
7024 (ipa_create_node_params): Removed.
7025 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
7026 (ipa_free_node_params_substructures): New function.
7027 (ipa_free_all_node_params): Changed to deallocate the on-the-side
7029 (ipa_edge_removal_hook): New function.
7030 (ipa_node_removal_hook): New function.
7031 (duplicate_array): New function.
7032 (ipa_edge_duplication_hook): New function.
7033 (ipa_node_duplication_hook): New function.
7034 (ipa_register_cgraph_hooks): New function.
7035 (ipa_unregister_cgraph_hooks): New function.
7036 (free_all_ipa_structures_after_ipa_cp): New function.
7038 * ipa-prop.h: Include vec.h.
7039 (ipa_node_params_t): New typedef with vector types for it.
7040 (ipa_edge_args_t): New typedef with vector types for it.
7041 (IPA_NODE_REF): Changed to access an on-the-side vector.
7042 (IPA_EDGE_REF): Changed to access an on-the-side vector.
7043 (ipa_check_create_node_params): New function.
7044 (ipa_check_create_edge_args): New function.
7046 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
7049 2008-07-07 Tom Tromey <tromey@redhat.com>
7051 * configure, config.in: Rebuilt.
7052 * configure.ac: Don't check for scandir or alphasort.
7054 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7056 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
7057 types immediately after creating them.
7059 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7061 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
7063 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
7065 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
7066 dump_constraint_graph.
7067 (dump_constraint_edge): New function.
7068 (dump_constraint_graph): New function.
7069 (debug_constraint_graph): New function.
7070 (dump_constraint): Removed useless comparison.
7071 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
7072 (dump_constraint_graph): Declare.
7073 (debug_constraint_graph): Declare.
7074 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
7076 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
7078 * config/i386/i386.c (is_va_list_char_pointer): New.
7079 (ix86_va_start): Replace compare with ms_va_list_type_node
7080 by is_va_list_char_pointer.
7081 (ix86_gimplify_va_arg): Likewise.
7083 2008-07-07 Martin Jambor <mjambor@suse.cz>
7085 * cgraph.c (cgraph_edge_max_uid): New variable.
7086 (struct cgraph_edge_hook_list): New type.
7087 (struct cgraph_node_hook_list): New type.
7088 (struct cgraph_2edge_hook_list): New type.
7089 (struct cgraph_2node_hook_list): New type.
7090 (first_cgraph_edge_removal_hook): New variable.
7091 (first_cgraph_node_removal_hook): New variable.
7092 (first_cgraph_edge_duplicated_hook): New variable.
7093 (first_cgraph_node_duplicated_hook): New variable.
7094 (cgraph_add_edge_removal_hook): New function.
7095 (cgraph_remove_edge_removal_hook): New function.
7096 (cgraph_call_edge_removal_hooks): New function.
7097 (cgraph_add_node_removal_hook): New function.
7098 (cgraph_remove_node_removal_hook): New function.
7099 (cgraph_call_node_removal_hooks): New function.
7100 (cgraph_add_edge_duplication_hook): New function.
7101 (cgraph_remove_edge_duplication_hook): New function.
7102 (cgraph_call_edge_duplication_hooks): New function.
7103 (cgraph_add_node_duplication_hook): New function.
7104 (cgraph_remove_node_duplication_hook): New function.
7105 (cgraph_call_node_duplication_hooks): New function.
7106 (cgraph_create_edge): Assign to edge uid.
7107 (cgraph_remove_edge): Call edge removal hooks.
7108 (cgraph_node_remove_callees): Call edge removal hooks.
7109 (cgraph_node_remove_callers): Call edge removal hooks.
7110 (cgraph_remove_node): Call node removal hooks.
7111 (cgraph_clone_edge): Call edge duplication hooks.
7112 (cgraph_clone_node): Call node duplication hooks.
7114 * cgraph.h (cgraph_edge): New field uid.
7115 (cgraph_edge_hook): New type.
7116 (cgraph_node_hook): New type.
7117 (cgraph_2edge_hook): New type.
7118 (cgraph_2node_hook): New type.
7120 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
7122 * config.in: Regenerate.
7124 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
7126 * gcc.c (print_sysroot): New.
7127 (option_map, display_help, process_command): Handle the
7128 -print-sysroot option.
7129 (main): Print the sysroot if requested.
7130 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
7132 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7135 * unwind-pe.h (size_of_encoded_value): add attribute unused.
7137 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
7139 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
7140 (assign_parm_setup_block_p): Also check mode of entry_parm.
7142 2008-07-07 Richard Guenther <rguenther@suse.de>
7144 * tree-ssa-structalias.h (set_used_smts): Remove.
7145 * tree-ssa-structalias.c (used_smts): Likewise.
7146 (set_used_smts): Likewise.
7147 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
7148 call to set_used_smts.
7150 2008-07-07 Richard Guenther <rguenther@suse.de>
7152 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
7153 (new_var_info): Set it to false.
7154 (solution_set_add): Correctly handle pointers outside a var and
7156 (type_safe): Treat variables with is_full_var properly.
7157 (do_sd_constraint): Likewise.
7158 (do_ds_constraint): Likewise.
7159 (process_constraint): Remove zeroing offset for !use_field_sensitive.
7160 (get_constraint_for_ptr_offset): New function.
7161 (get_constraint_for_component_ref): For addresses at least include
7162 the last field of the variable. Handle is_full_vars properly.
7163 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
7164 (handle_ptr_arith): Remove.
7165 (find_func_aliases): Simplify assignment handling.
7166 (create_function_info_for): For parameter and result varinfos set
7168 (create_variable_info_for): Set is_full_var flag whenever we
7169 just created a single varinfo for a decl.
7170 (init_alias_vars): Initialize use_field_sensitive from
7171 max-fields-for-field-sensitive parameter.
7173 2008-07-07 Richard Guenther <rguenther@suse.de>
7175 PR tree-optimization/36713
7176 * tree-flow-inline.h (is_call_used): New function.
7177 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
7178 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7179 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
7181 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7183 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
7185 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
7187 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
7189 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7190 Nathan Sidwell <nathan@codesourcery.com>
7192 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
7193 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
7195 * config/m68k/t-linux: New.
7196 * doc/install.texi: Document m68k-*-linux is now multilibbed by
7199 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
7201 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
7202 * config/m68k/m68k-devices.def: Remove multilibs that only differ
7205 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7207 * gcc.c (execute): Fix -Wc++-compat warning.
7209 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
7212 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
7213 constant for little endian.
7215 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
7217 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
7218 mips_base_mips16 instead of TARGET_MIPS16.
7219 (mips_base_mips16): Declare.
7220 * config/mips/mips.c (mips_base_mips16): Make global.
7221 (was_mips16_p): Remove GTY marker.
7222 (was_mips16_pch_p): New variable.
7223 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
7224 (mips_override_options): Force to non-MIPS16 mode initially.
7225 Do not complain about MIPS16 PIC incompatibilities here.
7226 Only allow -mgpopt if -mexplicit-relocs is in force for
7229 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
7231 * configure.ac: Check for caddr_t, define to char * if not defined.
7232 * configure: Regenerate.
7233 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
7234 (mmap_gt_pch_use_address): Likewise.
7235 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
7237 2008-07-06 Richard Guenther <rguenther@suse.de>
7239 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
7240 (new_var_info): Deal with it.
7241 (solution_set_add): Likewise.
7242 (bitpos_of_field): Make signed, fix.
7243 (struct fieldoff): Remove type and decl fields. Make size field
7244 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
7246 (fieldoff_compare): Deal with it.
7247 (push_fields_onto_fieldstack): Remove has_union argument, glob
7248 adjacent non-pointer fields together.
7249 (create_function_info_for): Do not set has_union.
7250 (create_variable_info_for): Simplify.
7252 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
7254 * config.gcc (extra_headers): Add cross-stdarg.h for target
7255 x86_64-*-* and i?86-*-*.
7256 * config/i386/cross-stdarg.h: New.
7257 * builtins.c (std_fn_abi_va_list): New.
7258 (std_canonical_va_list_type): New.
7259 (stabilize_va_list): Replace va_list_type_node use by
7260 mtarget.canonical_va_list_type.
7261 (gimplify_va_arg_expr): Likewise.
7262 (expand_builtin_va_copy): Replace va_list_type_node use by
7263 mtarget.fn_abi_va_list.
7264 * tree-sra.c (is_va_list_type): New helper.
7265 (decl_can_be_decomposed_p): Replace
7266 va_list_type_node use by is_va_list_type.
7267 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
7268 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7269 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
7270 * config/i386/i386-protos.h (ix86_get_valist_type): New.
7271 (ix86_enum_va_list): New.
7272 * config/i386/i386.c (sysv_va_list_type_node): New.
7273 (ms_va_list_type_node): New.
7274 (ix86_function_type_abi): Remove sorry.
7275 (ix86_build_builtin_va_list_abi): New.
7276 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
7278 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
7279 (ix86_init_builtins_va_builtins_abi): New.
7280 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
7282 (ix86_handle_abi_attribute): New.
7283 (attribute_spec): Add sysv_abi and ms_abi.
7284 (ix86_fn_abi_va_list): New.
7285 (ix86_canonical_va_list_type): New.
7286 (ix86_enum_va_list): New.
7287 (TARGET_FN_ABI_VA_LIST): New.
7288 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7289 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
7290 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
7291 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7292 (TARGET_ENUM_VA_LIST): New.
7293 * expr.h (std_fn_abi_va_list): New.
7294 (std_canonical_va_list_type): New.
7295 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
7296 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7297 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
7298 TARGET_CANONICAL_VA_LIST_TYPE.
7299 * target.h (struct gcc_target): Add fn_abi_va_list hook
7300 and canonical_va_list_type hook.
7302 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7304 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
7305 integral and pointer types.
7307 2008-07-04 Roger Sayle <roger@eyesopen.com>
7309 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
7310 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
7312 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
7315 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
7317 2008-07-04 Jakub Jelinek <jakub@redhat.com>
7319 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
7320 build_gimple_modify_stmt.
7321 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
7322 gimple operand. Use fold_build* instead of build*.
7324 2008-07-04 Richard Guenther <rguenther@suse.de>
7326 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
7327 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
7328 properly to compute the reachability set if we do field-sensitive PTA.
7329 * invoke.texi (max-fields-for-field-sensitive): Document default.
7330 * opts.c (decode_options): Set max-fields-for-field-sensitive to
7331 100 for optimize >= 2.
7333 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7335 * ggc-zone.c (lookup_page_table_if_allocated,
7336 set_page_table_entry, zone_find_object_size, alloc_small_page,
7337 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
7338 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
7339 -Wc++-compat and/or -Wcast-qual warnings.
7341 2008-07-04 Alan Modra <amodra@bigpond.net.au>
7344 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
7345 pic_offset_table_rtx to be marked as used here.
7346 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
7347 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
7348 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
7349 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
7352 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7354 * alloc-pool.c (hash_descriptor, eq_descriptor,
7355 alloc_pool_descriptor): Fix -Wc++-compat warnings.
7356 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
7358 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
7359 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
7360 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
7361 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
7364 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
7366 * tree-flow.h (loop_only_exit_p): Declare.
7367 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
7368 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
7369 the number of iterations if it is constant. Otherwise, if this is the
7370 only possible exit of the loop, use the conservative estimate on the
7371 number of iterations of the entire loop if available.
7373 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
7375 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
7376 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
7377 Add synchronization functions.
7378 * config/sync.c: New file.
7379 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
7380 (LIBGCC_SYNC_CFLAGS): Likewise.
7382 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
7385 * config/i386/i386.md (mode): Add TF to "mode" attribute.
7386 (*pushtf_sse): New insn pattern.
7387 (pushtf splitters): New splitters.
7389 2008-07-03 Michael Meissner <gnu@the-meissners.org>
7392 * predict.c (build_predict_expr): Use void_type_node for the tree
7393 type, instead of NULL_TREE.
7395 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
7397 * config/i386/i386.c (contains_aligned_value_p): Return true
7399 (ix86_data_alignment): Align TCmode to 128bits.
7400 (ix86_local_alignment): Likewise.
7402 2008-07-03 Andrew Haley <aph@redhat.com>
7405 * vec.h (VEC_TA): New.
7406 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
7407 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
7408 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
7409 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
7410 (C_COMMON_FIXED_TYPES): Remove first arg.
7411 (C_COMMON_FIXED_MODE_TYPES): Likewise.
7412 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
7413 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
7414 not to use empty macro arguments.
7416 2008-07-02 Joseph Myers <joseph@codesourcery.com>
7418 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
7419 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
7420 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
7421 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
7422 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
7423 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
7424 config/ia64/crtn.asm, config/m68hc11/larith.asm,
7425 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
7426 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
7427 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
7428 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
7429 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
7430 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
7431 config/rs6000/e500crtres64gpr.asm,
7432 config/rs6000/e500crtres64gprctr.asm,
7433 config/rs6000/e500crtrest32gpr.asm,
7434 config/rs6000/e500crtrest64gpr.asm,
7435 config/rs6000/e500crtresx32gpr.asm,
7436 config/rs6000/e500crtresx64gpr.asm,
7437 config/rs6000/e500crtsav32gpr.asm,
7438 config/rs6000/e500crtsav64gpr.asm,
7439 config/rs6000/e500crtsav64gprctr.asm,
7440 config/rs6000/e500crtsavg32gpr.asm,
7441 config/rs6000/e500crtsavg64gpr.asm,
7442 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
7443 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
7444 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
7445 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
7446 config/sparc/sol2-cn.asm: Remove .file directives.
7448 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
7450 * resource.c (mark_referenced_resources): Look inside
7451 UNSPEC_VOLATILEs and ASM_INPUTs.
7453 2008-07-02 Ian Lance Taylor <iant@google.com>
7455 * rtlanal.c (add_reg_note): New function.
7456 * rtl.h (add_reg_note): Declare.
7457 * auto-inc-dec.c (attempt_change): Use add_reg_note.
7458 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
7459 * builtins.c (expand_builtin_longjmp): Likewise.
7460 (expand_builtin_nonlocal_goto): Likewise.
7461 * calls.c (emit_call_1, expand_call): Likewise.
7462 * cfgexpand.c (add_reg_br_prob_note): Likewise.
7463 * cfglayout.c (fixup_reorder_chain): Likewise.
7464 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
7465 (commit_one_edge_insertion): Likewise.
7466 * combine.c (move_deaths, distribute_notes): Likewise.
7467 * df-problems.c (df_set_note): Likewise.
7468 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
7469 (set_unique_reg_note): Likewise.
7470 (emit_copy_of_insn_after): Likewise.
7471 * expr.c (expand_expr_real): Likewise.
7472 * gcse.c (add_label_notes): Likewise.
7473 * haifa-sched.c (create_check_block_twin): Likewise.
7474 * jump.c (mark_jump_label_1): Likewise.
7475 * loop-doloop.c (add_test, doloop_modify): Likewise.
7476 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7477 * lower-subreg.c (move_eh_region_note): Likewise.
7478 * optabs.c (emit_libcall_block): Likewise.
7479 * predict.c (predict_insn): Likewise.
7480 (combine_predictions_for_insn): Likewise.
7481 * recog.c (peephole2_optimize): Likewise.
7482 * regmove.c (try_auto_increment): Likewise.
7483 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
7484 * reload.c (find_reloads): Likewise.
7485 * reload1.c (fixup_eh_region_note): Likewise.
7486 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
7487 * reorg.c (delete_prior_computation): Likewise.
7488 (delete_computation, dbr_schedule): Likewise.
7489 * config/pa/pa.c (legitimize_pic_address): Likewise.
7490 * config/sh/sh.c (sh_reorg): Likewise.
7492 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
7495 * config/libgcc-glibc.ver: Add %exclude.
7496 * config/m32r/libgcc-glibc.ver: Likwise.
7497 * config/s390/libgcc-glibc.ver: Likwise.
7498 * config/sh/libgcc-glibc.ver: Likwise.
7499 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
7501 * config/i386/libgcc-glibc.ver: New.
7503 * config/i386/libgcc-x86_64-glibc.ver: Removed.
7505 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
7507 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
7508 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
7509 i[34567]86-*-linux*, x86_64-*-linux*. Add
7510 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
7511 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
7512 x86_64-*-linux*. Add i386/t-linux to tmake_file for
7513 i[34567]86-*-linux*, x86_64-*-linux*.
7515 * libgcc-std.ver: Add empty GCC_4.4.0.
7517 * mkmap-symver.awk: Support multiple versions per symbol.
7519 * config/i386/i386.c (ix86_init_builtins): Always define
7520 __builtin_fabsq and __builtin_copysignq with fallbacks.
7521 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
7522 and __builtin_copysignq if SSE2 isn't available.
7524 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
7525 (LIBGCC2_TF_CEXT): Likwise.
7528 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
7530 * config/i386/sfp-machine.h: Moved to libgcc.
7532 * config/i386/sfp-machine.h: New.
7533 * config/i386/t-linux: Likwise.
7535 * config/i386/t-darwin: Remove softfp_wrap_start and
7537 * config/i386/t-darwin64: Likewise.
7539 * config/i386/t-fprules-softfp64: Renamed to ...
7540 * config/i386/t-fprules-softfp: This.
7542 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
7543 and softfp_wrap_end.
7545 2008-07-02 Jason Merrill <jason@redhat.com>
7547 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
7549 * tree.c (ctor_to_list): New fn.
7550 * tree.h: Declare it.
7551 (CONSTRUCTOR_ELT): New macro.
7552 (CONSTRUCTOR_NELTS): New macro.
7554 2008-07-02 Richard Guenther <rguenther@suse.de>
7556 * tree-ssa-structalias.c (struct variable_info): Reorder
7557 to fill padding on 64bit hosts. Make collapsed_to an int.
7558 (get_varinfo_fc): Deal with that.
7559 (new_var_info): Likewise.
7560 (collapse_rest_of_var): Likewise.
7562 2008-07-02 Joshua Sumali <jsumali@redhat.com>
7564 * doc/install.texi (--enable-java-home): Document.
7565 (--enable-aot-compile-rpm): Likewise.
7566 (--with-arch-directory): Likewise.
7567 (--with-os-directory): Likewise.
7568 (--with-origin-name): Likewise.
7569 (--with-arch-suffix): Likewise.
7570 (--with-jvm-root-dir): Likewise.
7571 (--with-jvm-jar-dir): Likewise.
7572 (--with-python-dir): Likewise.
7574 2008-07-02 Richard Guenther <rguenther@suse.de>
7576 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
7577 from decls explicitly. Merge operand checking from tuples.
7579 2008-07-02 Martin Jambor <mjambor@suse.cz>
7581 * tree-switch-conversion.c: Included timevar.h which I forgot before.
7583 2008-07-02 Martin Jambor <mjambor@suse.cz>
7585 * tree-switch-conversion.c: Included timevar.h
7586 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
7588 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
7590 2008-07-02 Martin Jambor <mjambor@suse.cz>
7592 * tree-switch-conversion.c: Corrected various comments and
7594 (build_constructors): Fixed minor formatting mistakes.
7596 * invoke.texi (Optimize Options): Corrected the
7597 switch-conversion-max-branch-ratio parameter.
7599 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
7601 * final.c (asm_insn_count): Return zero for an empty asm body.
7603 2008-07-02 Richard Guenther <rguenther@suse.de>
7605 * bitmap.h (bitmap_set_bit): Return bool.
7606 (bitmap_clear_bit): Likewise.
7607 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
7608 write to the bitmap if it would.
7609 (bitmap_clear_bit): Likewise.
7610 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
7611 bitmap_set_bit return value.
7612 (add_pred_graph_edge): Likewise.
7613 (add_graph_edge): Likewise.
7614 (do_sd_constraint): Likewise.
7615 (do_ds_constraint): Likewise.
7617 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7619 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
7620 Fix -Wc++-compat and/or -Wcast-qual warnings.
7621 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
7622 gen_regparm_prefix): Likewise.
7623 * vmsdbgout.c (write_modbeg, lookup_filename,
7624 vmsdbgout_source_line, vmsdbgout_init): Likewise.
7626 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
7628 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
7629 defaults.h definition apply.
7631 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7633 * function.c (assign_parm_remove_parallels): New.
7634 (assign_parm_setup_block_p): Do not return true for non-BLKmode
7636 (assign_parm_setup_block): Do not handle them.
7637 (assign_parm_setup_reg, assign_parm_setup_stack): Call
7638 assign_parm_remove_parallels.
7640 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7642 * c-typeck.c (convert_for_assignment): Use
7643 vector_targets_convertible_p.
7644 * c-common.c (vector_targets_convertible_p): New.
7645 * c-common.h (vector_targets_convertible_p): New prototype.
7646 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
7647 opaque_p_V2SI_type_node.
7649 2008-07-01 Steve Ellcey <sje@cup.hp.com>
7651 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
7654 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
7656 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
7657 TFmode constants via two element DImode vector for hosts with
7658 HOST_BITS_PER_WIDE_INT < 64.
7659 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
7660 also for HOST_BITS_PER_WIDE_INT < 64.
7662 2008-07-01 Richard Guenther <rguenther@suse.de>
7664 PR tree-optimization/36666
7665 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
7666 (get_constraint_exp_from_ssa_var): Split into ...
7667 (get_constraint_exp_for_temp): ... this ...
7668 (get_constraint_for_ssa_var): ... and that.
7669 Return constraint expressions for all touched sub-fields
7670 if the results address is not taken.
7671 (process_constraint): Remove assertion that aggregate
7672 assignments do not happen at this place.
7673 (get_constraint_for_component_ref): Add address_p argument.
7674 Return constraint expressions for all touched sub-fields
7675 if the results address is not taken.
7676 (do_deref): Use get_constraint_exp_for_temp.
7677 (get_constraint_for_1): Rename from ...
7678 (get_constraint_for): ... this. Add the old function as wrapper.
7679 (do_structure_copy): Use get_constraint_for_1.
7681 2008-07-01 Martin Jambor <mjambor@suse.cz>
7683 * Makefile.in (tree-switch-conversion.o): Add.
7684 (OBJS-common): Add tree-swtch-conversion.o.
7685 * passes.c (init_optimization_passes): Add pass_convert_switch.
7686 * tree-pass.h: (pass_convert_switch): Add.
7687 * tree-switch-conversion.c: New file.
7688 * gcc.dg/tree-ssa/cswtch.c: New testcase.
7689 * common.opt (ftree-cswtch): New option.
7690 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
7691 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
7692 * opts.c (decode_options): Set flag_tree_switch_conversion when
7693 optimization level is >= 2.
7694 * doc/invoke.texi (Optimize Options): Added description of
7695 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
7697 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7699 * config/darwin-driver.c (darwin_default_min_version): Fix
7700 -Wc++-compat warnings.
7702 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
7704 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
7707 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7709 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
7711 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7713 PR rtl-optimization/34744
7714 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
7715 (df_scan_free_internal): Free data structures not
7716 allocated in storage pools.
7717 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
7718 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
7719 df_scan_free_mws_vec.
7720 * dse.c (dse_step6): Free offset_map_p and offset_map_n
7723 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
7725 * config/i386/i386.c (contains_aligned_value_p): Return true
7727 (ix86_function_arg_boundary): Return its natural boundary
7729 (return_in_memory_32): Don't check TDmode.
7730 (ix86_split_to_parts): Support splitting into 4 parts and
7731 support TFmode for 32bit target.
7732 (ix86_split_long_move): Support splitting into 4 parts.
7733 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
7735 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
7736 (ix86_init_builtins): Here.
7737 (ix86_scalar_mode_supported_p): Always return true for TFmode.
7738 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
7739 'q' and 'w', respectively.
7741 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
7743 (movtf_internal): Likewise.
7744 (<code>tf2): Likewise.
7745 (*absnegtf2_sse): Likewise.
7746 (copysign<mode>3): Likewise.
7747 (copysign<mode>3_const): Likewise.
7748 (copysign<mode>3_var): Likewise.
7749 (define_split UNSPEC_COPYSIGN): Likewise.
7750 * config/i386/sse.md (*nandtf3): Likewise.
7751 (<code>tf3): Likewise.
7752 (*<code>tf3): Likewise.
7754 2008-06-30 Joey Ye <joey.ye@intel.com>
7755 H.J. Lu <hongjiu.lu@intel.com>
7757 * global.c (compute_regsets): Set frame_pointer_needed here.
7758 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
7760 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7762 * doc/install.texi (specific): Expand Windows build notes.
7764 2008-06-30 Ira Rosen <irar@il.ibm.com>
7766 PR tree-optimization/36648
7767 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
7768 number of prolog iterations by step. Fix the comment.
7770 2008-06-30 Richard Guenther <rguenther@suse.de>
7773 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
7774 handle calls from ECF_MALLOC functions.
7775 (handle_pure_call): ECF_MALLOC functions do not return
7777 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
7779 2008-06-29 Andreas Schwab <schwab@suse.de>
7781 * config/m68k/m68k.c (print_operand): Always print a float
7783 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
7784 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
7787 * config/rs6000/x-linux64: Remove never used file.
7789 2008-06-29 Richard Guenther <rguenther@suse.de>
7791 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
7793 (struct alias_info): Move ...
7794 * tree-ssa-alias.c: ... here.
7795 (update_alias_info): Declare.
7796 (compute_may_aliases): Call it.
7797 (update_alias_info): New function.
7798 * tree-ssa-structalias.c (update_alias_info): Move ...
7799 * tree-ssa-alias.c (update_alias_info_1): ... here.
7800 * tree-ssa-structalias.c (process_constraint_1): Remove
7801 unused from_call argument. Rename to ...
7802 (process_constraint): ... this. Delete old wrapper.
7803 (make_constraint_to): Adjust callers.
7804 (handle_const_call): Likewise.
7805 (handle_pure_call): Likewise.
7806 (init_base_vars): Likewise.
7807 (handle_lhs_call): Likewise. Remove unnecessary constraint.
7808 (find_func_aliases): We don't need structure copies for
7810 (make_constraint_from_anything): Remove.
7811 (create_variable_info_for): For globals make constraints
7812 from escaped, not from anything.
7813 (compute_points_to_sets): Do not call update_alias_info.
7814 (ipa_pta_execute): Use make_constraint_from.
7816 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7818 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
7819 (bitmap.o-warn, dominance.o-warn): New.
7820 * configure.ac (cxx_compat_warn): Delete.
7821 (loose_warn): Add -Wcast-qual and -Wc++-compat.
7822 * system.h: Remove #pragma diagnostic for -Wcast-qual and
7824 * configure: Regenerate.
7826 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
7829 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7831 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
7832 * df-scan.c (df_notes_rescan): Likewise.
7833 * ggc-page.c (set_page_table_entry): Likewise.
7834 * intl.c (gcc_gettext_width): Likewise.
7835 * varasm.c (get_unnamed_section, get_noswitch_section,
7836 get_section): Likewise.
7838 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
7840 * regrename.c (build_def_use): Don't copy RTX.
7842 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
7844 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
7845 (Type Attributes): Fix nesting of @table and @subsection. Adjust
7846 punctuation. Use @ref instead of @xref.
7847 (Function Names): Remove stray @display/@end display.
7848 (C++ Attributes): Use @ref instead of @xref.
7849 (Deprecated Features): Fix punctuation around @xref.
7850 (Backwards Compatibility): Likewise.
7851 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
7853 2008-06-28 Joseph Myers <joseph@codesourcery.com>
7855 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
7856 constants for E500 double.
7858 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7860 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
7861 element type of const_vector.
7863 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
7865 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
7866 Remove FLAGS_REG clobber from expander pattern.
7867 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
7868 (anddi3, andsi3, andhi3, andqi3): Ditto.
7869 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
7870 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
7871 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
7872 (ashlsi3, ashlhi3, ashlqi3): Ditto.
7873 (ashrsi3, ashrhi3, ashrqi3): Ditto.
7874 (lshrsi3, lshrhi3, lshrqi3): Ditto.
7875 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
7876 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
7878 2008-06-28 Richard Guenther <rguenther@suse.de>
7880 * tree-ssa-structalias.c (callused_id, var_callused,
7881 callused_tree): Add.
7882 (handle_pure_call): New function.
7883 (find_func_aliases): Call it.
7884 (find_what_p_points_to): Handle the call-used set.
7885 (clobber_what_escaped): Likewise.
7886 (compute_call_used_vars): New function.
7887 (init_base_vars): Init the call-used variable.
7888 (do_sd_constraint): Do not propagate the solution from CALLUSED
7889 but use CALLUSED as a placeholder.
7890 (solve_graph): Likewise.
7891 * tree-flow-inline.h (gimple_call_used_vars): New function.
7892 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
7893 (compute_call_used_vars): Declare.
7894 * tree-ssa-alias.c (set_initial_properties): Call
7895 compute_call_used_vars.
7896 (reset_alias_info): Clear call-used variables.
7897 (add_call_clobber_ops): Assert we are not called for const/pure
7898 functions. Remove handling of them.
7899 (add_call_read_ops): Handle pure functions by adding the
7900 call-used set of variables as VUSEs.
7901 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
7902 (delete_tree_ssa): Free it.
7903 * tree-dfa.c (remove_referenced_var): Clear the var from the
7906 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
7908 * tree.c (build_varargs_function_type_list): New.
7909 (build_function_type_list_1): New.
7910 (build_function_type_list): Use build_function_type_list_1.
7911 * tree.h (build_varargs_function_type_list): New.
7913 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7916 * config/spu/spu.c (spu_builtin_splats): Do not generate
7917 invalid CONST_VECTOR expressions.
7918 (spu_expand_vector_init): Likewise.
7920 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
7922 * optabs.c (libfunc_decls): New variable.
7923 (libfunc_decl_hash, libfunc_decl_eq): New functions.
7924 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
7925 for the same function twice.
7927 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
7929 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
7930 ix86_expand_binary_operator directly.
7931 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
7933 (*ashrti3_1): Ditto.
7934 (*lshrti3_1): Ditto.
7935 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
7936 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
7937 using only one splitter. Conditionaly execute splitter before or
7938 after peephole2 pass.
7939 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
7940 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
7941 Use only one alternative in asm template.
7942 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
7944 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
7945 "J" operand constraint for operand 2.
7946 (*ashldi3_cconly_rex64): Ditto.
7947 (*ashrdi3_cmp_rex64): Ditto.
7948 (*ashrdi3_cconly_rex64): Ditto.
7949 (*lshrdi3_cmp_rex64): Ditto.
7950 (*lshrdi3_cconly_rex64): Ditto.
7951 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
7952 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
7953 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
7956 2008-06-27 Jakub Jelinek <jakub@redhat.com>
7958 * gimplify.c (omp_is_private): Don't return true if decl is not
7959 already private on #pragma omp for or #pragma omp parallel for.
7962 * tree-cfg.c (struct move_stmt_d): Replace block field with
7963 orig_block and new_block fields.
7964 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
7965 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
7966 (move_block_to_fn): Replace vars_map and new_label_map arguments
7967 with struct move_stmt_d pointer.
7968 (replace_block_vars_by_duplicates): New function.
7969 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
7970 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
7971 all subblocks of ORIG_BLOCK to the new function. Call
7972 replace_block_vars_by_duplicates.
7973 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
7974 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
7975 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
7976 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
7977 (expand_omp): Temporarily set input_location to the location of
7978 region's controlling stmt.
7979 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
7980 BIND_EXPR, push ctx->block_vars and gimplification vars into
7981 the BIND_EXPR and its block's BLOCK_VARS instead of directly
7983 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
7984 there are any BLOCK_VARS.
7985 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
7986 OMP_PARALLEL or OMP_TASK stmt.
7987 (lower_omp): Save and restore input_location around the lower_omp_1
7990 2008-06-27 Richard Guenther <rguenther@suse.de>
7992 PR tree-optimization/36400
7993 PR tree-optimization/36373
7994 PR tree-optimization/36344
7995 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
7996 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
7997 (update_alias_info): Remove call clobbering code.
7998 (make_constraint_to): New helper function.
7999 (make_escape_constraint): Likewise.
8000 (handle_rhs_call): Use it on all pointer containing arguments.
8001 Also mark the static chain escaped.
8002 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
8003 instead of ANYTHING.
8004 (make_constraint_from): New helper split out from ...
8005 (make_constraint_from_anything): ... here.
8006 (find_func_aliases): Add constraints for escape sites.
8007 (intra_create_variable_infos): Make constraints from NONLOCAL
8009 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
8011 (clobber_what_p_points_to): Remove.
8012 (clobber_what_escaped): New function.
8013 (init_base_vars): Init NONLOCAL and ESCAPED.
8014 (do_sd_constraint): Do not propagate the solution from ESCAPED
8015 but use ESCAPED as a placeholder.
8016 (solve_graph): Likewise.
8017 * tree-flow.h (clobber_what_p_points_to): Remove.
8018 (clobber_what_escaped): Declare.
8019 * tree-ssa-alias.c (set_initial_properties): Call it.
8020 Remove code clobbering escaped pointers.
8022 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8024 * function.c (allocate_struct_function): Only allocate a unique
8025 funcdef_no if the decl is nonzero.
8027 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8029 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
8030 * config/mips/mips.c (mips_split_const_insns): New function.
8031 * config/mips/mips.md (move_type): New attribute.
8032 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
8033 (dword_mode): New attribute.
8034 (type): Avoid long line. Map "move_type"s to "type"s,
8035 choosing "multi" for doubleword moves if appropriate.
8036 Swap MTC/MFC comments to match their declaration order.
8037 (extended_mips16): Default to "yes" if "move_type" is "sll0",
8038 "type" is "branch" or "jal" is "direct".
8039 (length): Handle "extended_mips16" first. Make the default
8040 "0" for "ghost" instructions. Set the length from "move_type".
8041 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
8042 of "type", with "sll0" for the register alternative. Remove the
8043 "extended_mips16" attribute.
8044 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
8045 of "type", with "shift_shift" for the register alternative.
8046 Remove the "length" attribute.
8047 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
8048 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
8049 of "type", with "andi" for the register alternative.
8050 (*zero_extendqihi2): Likewise.
8051 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
8052 of "andi" instead of a "type" of "arith".
8053 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
8055 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
8056 (mov_<store>r, *mov<mode>_ra): Likewise.
8057 (extendsidi2): Use "move_type" instead of "type", with "move"
8058 for the register alternative.
8059 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
8060 of "type", with "signext" for the register alternative.
8061 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
8062 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
8063 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
8064 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
8065 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
8066 (unnamed branch insn): Likewise.
8067 (*movdi_gp32_fp64): Fold into...
8068 (*movdi_32bit): ...here.
8069 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
8070 (*movdf_hardfloat): ...this new pattern.
8071 (*movdf_softfloat): Remove redundant FPR alternatives.
8072 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
8073 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
8074 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
8075 the "move" attribute.
8076 (*movdi_32bit): Use "move_type" instead of "type" and remove the
8077 "length" attribute. Use "fpload" and "fpstore" instead of "load"
8078 and "store" for COP loads and stores.
8079 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
8080 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
8081 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
8082 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
8083 (*movtf_mips16, *movv2sf): Likewise.
8084 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
8085 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
8086 (mfhc1<mode>): Use "move_type" instead of "move".
8087 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
8088 (loadgp_blockage): Remove the "length" attribute.
8089 (blockage, set_got_version, update_got_version): Likewise.
8090 (call_internal): Remove the "extended_mips16" attribute.
8091 (call_value_internal, call_value_multiple_internal): Likewise.
8092 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
8094 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
8095 the "length" attribute.
8097 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8099 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
8100 -Wcast-qual warnings.
8101 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
8102 handle_pragma_pop_macro): Likewise.
8103 * collect2.c (resolve_lib_name): Likewise.
8104 * config/arc/arc.c (arc_init): Likewise.
8105 * config/arm/arm.c (neon_builtin_compare,
8106 locate_neon_builtin_icode): Likewise.
8107 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
8108 * config/bfin/bfin.c (bfin_init_machine_status,
8109 bfin_optimize_loop): Likewise.
8110 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
8111 * config/cris/cris.c (cris_init_expanders): Likewise.
8112 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
8113 * config/darwin.c (machopic_indirection_eq,
8114 machopic_indirection_name, machopic_output_indirection): Likewise.
8115 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
8116 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
8117 frv_optimize_membar): Likewise.
8118 * config/i386/cygwin.h (mingw_scan,
8119 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
8120 * config/i386/cygwin1.c (mingw_scan): Likewise.
8121 * config/i386/i386.c (machopic_output_stub): Likewise.
8122 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
8123 i386_pe_unique_section): Likewise.
8124 * config/ia64/ia64.c (ia64_init_machine_status,
8125 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
8127 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
8128 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
8129 * config/m68k/m68k.c (m68k_handle_option,
8130 m68k_sched_md_init_global): Likewise.
8131 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
8132 mcore_unique_section): Likewise.
8133 * config/mips/mips.c (mips_block_move_straight,
8134 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
8136 * config/mmix/mmix.c (mmix_init_machine_status,
8137 mmix_encode_section_info): Likewise.
8138 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
8139 * config/rs6000/rs6000.c (rs6000_init_machine_status,
8140 print_operand_address, output_toc, redefine_groups,
8141 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
8142 * config/s390/s390.c (s390_init_machine_status): Likewise.
8143 * config/score/score.c (score_block_move_straight,
8144 score_block_move_loop_body): Likewise.
8145 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
8146 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
8147 * emit-rtl.c (find_auto_inc): Likewise.
8148 * gcc.c (translate_options, process_command): Likewise.
8149 * reorg.c (dbr_schedule): Likewise.
8150 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
8151 * xcoffout.c (xcoffout_declare_function): Likewise.
8153 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
8155 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
8156 ipa-pta working again.
8158 2008-06-27 David Edelsohn <edelsohn@gnu.org>
8160 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
8163 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
8165 * config.gcc (powerpc*-*-*): Add new core e500mc.
8166 * config/rs6000/e500mc.md: New file.
8167 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8169 (rs6000_override_options): Add e500mc case to
8170 processor_target_table. Altivec and Spe options not allowed
8171 with e500mc. Add isel instruction to e500mc by
8172 default. Initialize rs6000_cost for e500mc.
8173 (rs6000_issue_rate): Set issue rate for e500mc.
8174 * config/rs6000/rs6000.h (processor_type): Add
8175 PROCESSOR_PPCE500MC.
8176 (ASM_CPU_SPEC): Add e500mc.
8177 Set TARGET_ISEL to rs6000_isel.
8178 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
8179 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
8180 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
8182 * doc/invoke.texi: Add e500mc to list of cpus.
8184 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8187 * c-lex.c (lex_charconst): Initialize unsignedp.
8189 2008-06-27 Olivier Hainque <hainque@adacore.com>
8191 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
8192 documented assumptions.
8194 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
8196 * dwarf2out.c: Remove trailing white spaces. Break long line
8199 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
8201 * libfuncs.h (LTI_synchronize): New libfunc_index.
8202 (synchronize_libfunc): Declare.
8203 * builtins.c (expand_builtin_synchronize): Consider using
8204 synchronize_libfunc before falling back on an asm blockage.
8205 * config/mips/mips.c: Include libfuncs.h
8206 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
8208 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
8210 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
8211 parameter. Copy stack_reg to r11 where appropriate.
8212 (no_global_regs_above): Add gpr parameter.
8213 (rs6000_stack_info): Only add padding for SPE save area if we
8214 are saving SPE GPRs and CR.
8215 (saveres_routine_syms): New variable.
8216 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
8218 (rs6000_savres_routine_sym): New function.
8219 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
8221 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
8222 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
8223 Tweak FPR out-of-line saving.
8224 (rs6000_make_savres_rtx): New function.
8225 (rs6000_use_multiple_p): New function.
8226 (rs6000_savres_strategy): New function.
8227 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
8228 out-of-line if appropriate.
8229 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
8230 if we are optimizing for size.
8231 (GP_SAVE_INLINE): Define.
8232 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
8233 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
8234 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
8235 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
8236 (*save_fpregs_<mode>): Add use of r11.
8237 (*restore_gpregs_<mode>): New insn.
8238 (*return_and_restore_gpregs_<mode>): New insn.
8239 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
8241 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
8242 (*restore_gpregs_spe): New insn.
8243 (*return_and_restore_gpregs_spe): New insn.
8244 * config/rs6000/predicates.md (save_world_operation): Fix check.
8246 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8248 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
8249 this point, so assert that.
8251 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8253 * cfganal.c: Include vec.h and vecprim.h.
8254 (compute_idf): Import from...
8255 * tree-into-ssa (compute_idf): ...here.
8256 * basic-block.h (compute_idf): Export.
8258 2008-06-26 Joseph Myers <joseph@codesourcery.com>
8260 * c-decl.c (merge_decls): Use !current_function_decl to check for
8261 extern declaration of C99 inline function being at file scope.
8263 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
8265 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
8267 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8269 * alias.c (record_alias_subset, init_alias_analysis): Fix
8270 -Wc++-compat and/or -Wcast-qual warnings.
8271 * attribs.c (lookup_attribute_spec): Likewise.
8272 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
8273 copy_bb, connect_traces,
8274 find_rarely_executed_basic_blocks_and_cr): Likewise.
8275 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
8276 note_btr_set, migrate_btr_defs): Likewise.
8277 * builtins.c (result_vector, expand_builtin_memcpy,
8278 expand_builtin_mempcpy_args, expand_builtin_strncpy,
8279 builtin_memset_read_str, expand_builtin_printf,
8280 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
8282 * caller-save.c (mark_set_regs): Likewise.
8283 * calls.c (expand_call, emit_library_call_value_1): Likewise.
8284 * cgraph.c (cgraph_edge): Likewise.
8285 * combine.c (likely_spilled_retval_1): Likewise.
8286 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
8287 htab_counts_entry_del, get_coverage_counts): Likewise.
8288 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
8289 new_cselib_val): Likewise.
8290 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
8291 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
8293 * df-core.c (df_compact_blocks): Likewise.
8294 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
8295 * df-scan.c (df_grow_reg_info, df_ref_create,
8296 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
8297 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
8298 df_record_entry_block_defs, df_record_exit_block_uses,
8299 df_bb_verify): Likewise.
8300 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
8301 DF_REF_EXTRACT_MODE_CONST): New.
8302 * dominance.c (get_immediate_dominator, get_dominated_by,
8303 nearest_common_dominator, root_of_dom_tree,
8304 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
8305 -Wc++-compat and/or -Wcast-qual warnings.
8306 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
8307 record_store, replace_read, check_mem_read_rtx, scan_insn,
8308 dse_step1, dse_record_singleton_alias_set): Likewise.
8309 * dwarf2asm.c (dw2_force_const_mem): Likewise.
8311 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8313 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
8314 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
8315 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
8316 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
8317 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
8318 add_ranges_num, add_ranges_by_labels, file_info_cmp,
8319 file_name_acquire, output_file_names, add_const_value_attribute,
8320 premark_used_types_helper, file_table_eq, file_table_hash,
8321 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
8322 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
8323 -Wcast-qual warnings.
8324 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
8325 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
8326 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
8327 gen_reg_rtx, start_sequence, init_emit): Likewise.
8328 * et-forest.c (et_new_occ, et_new_tree): Likewise.
8329 * except.c (init_eh_for_function, gen_eh_region,
8330 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
8331 arh_to_landing_pad, arh_to_label, add_action_record,
8332 add_call_site, switch_to_exception_section): Likewise.
8333 * expmed.c (synth_mult): Likewise.
8334 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
8335 store_expr): Likewise.
8336 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
8338 * function.c (assign_stack_temp_for_type,
8339 allocate_struct_function, match_asm_constraints_1): Likewise.
8340 * gcov-io.c (gcov_allocate): Likewise.
8341 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
8342 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
8343 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
8344 record_one_set, insert_expr_in_table, insert_set_in_table,
8345 dump_hash_table, compute_hash_table_work, alloc_hash_table,
8346 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
8347 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
8348 -Wcast-qual warnings.
8350 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8352 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
8353 -Wcast-qual warnings.
8354 * gcc.c (process_command): Likewise.
8355 * genattrtab.c (oballoc): Use XOBNEW.
8356 (oballocvec): Define.
8357 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
8358 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
8359 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
8360 -Wc++-compat and/or -Wcast-qual warnings.
8361 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
8362 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
8363 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
8364 gen_presence_absence_set, gen_automaton, gen_regexp_el,
8365 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
8366 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
8367 add_excls, process_presence_absence_names,
8368 process_presence_absence_patterns, add_presence_absence,
8369 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
8370 get_free_state, add_arc, get_free_automata_list_el,
8371 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
8372 transform_3, cache_presence, create_ainsns, create_automata,
8373 create_state_ainsn_table, dfa_insn_code_enlarge,
8374 output_trans_func, output_min_issue_delay_func,
8375 output_dead_lock_func, output_reset_func,
8376 output_get_cpu_unit_code_func, output_dfa_start_func,
8377 expand_automata): Likewise.
8378 * genextract.c (gen_insn): Likewise.
8379 * gengtype-lex.l: Likewise.
8380 * gengtype.c (read_input_list, adjust_field_type,
8381 process_gc_options): Likewise.
8382 * genoutput.c (note_constraint): Likewise.
8383 * genpreds.c (mangle, add_constraint): Likewise.
8384 * genrecog.c (process_define_predicate, new_decision,
8385 add_to_sequence): Likewise.
8386 * gensupport.c (record_insn_name): Likewise.
8388 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8390 * config/i386/driver-i386.c (detect_caches_amd,
8391 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
8392 and/or -Wcast-qual warnings.
8393 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
8394 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
8395 gt_pch_save): Likewise.
8396 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
8397 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
8398 * global.c (compute_regsets): Likewise.
8399 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
8400 finish_graph_dump_file): Likewise.
8401 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
8402 unlink_bb_notes): Likewise.
8403 * integrate.c (get_hard_reg_initial_val): Likewise.
8404 * ipa-prop.c (ipa_push_func_to_list): Likewise.
8405 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
8406 * local-alloc.c (update_equiv_regs): Likewise.
8407 * loop-invariant.c (check_invariant_table_size,
8408 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
8410 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
8411 altered_reg_used, mark_altered): Likewise.
8412 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
8413 insert_var_expansion_initialization,
8414 combine_var_copies_in_loop_exit, apply_opt_in_copies,
8415 release_var_copies): Likewise.
8416 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
8417 analyze_matrix_decl, add_allocation_site, analyze_transpose,
8418 analyze_accesses_for_phi_node, check_var_notmodified_p,
8419 check_allocation_function, find_sites_in_func,
8420 record_all_accesses_in_func, transform_access_sites,
8421 transform_allocation_sites): Likewise.
8422 * omp-low.c (new_omp_region, create_omp_child_function_name,
8423 check_omp_nesting_restrictions, check_combined_parallel,
8424 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
8425 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
8426 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
8427 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
8429 * opts-common.c (prune_options): Likewise.
8430 * opts.c (add_input_filename, print_filtered_help,
8431 get_option_state): Likewise.
8432 * params.c (add_params): Likewise.
8433 * passes.c (set_pass_for_id, next_pass_1,
8434 do_per_function_toporder, pass_fini_dump_file): Likewise.
8435 * postreload.c (reload_cse_simplify_operands): Likewise.
8436 * predict.c (tree_predicted_by_p, tree_predict_edge,
8437 clear_bb_predictions, combine_predictions_for_bb): Likewise.
8439 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8441 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
8443 * recog.c (check_asm_operands, validate_change_1): Likewise.
8444 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
8445 subst_asm_stack_regs): Likewise.
8446 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
8447 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
8448 * regmove.c (reg_is_remote_constant_p): Likewise.
8449 * regrename.c (regrename_optimize, scan_rtx_reg,
8450 kill_clobbered_value, kill_set_value, kill_autoinc_value):
8452 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
8453 regstat_compute_calls_crossed): Likewise.
8454 * reload1.c (init_reload, new_insn_chain,
8455 has_nonexceptional_receiver, reload, copy_reloads,
8456 calculate_needs_all_insns, init_elim_table): Likewise.
8457 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
8458 * rtl.c (shallow_copy_rtx_stat): Likewise.
8459 * rtlanal.c (parms_set): Likewise.
8460 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
8461 sbitmap_resize, sbitmap_vector_alloc): Likewise.
8462 * sched-ebb.c (earliest_block_with_similiar_load,
8463 add_deps_for_risky_insns): Likewise.
8464 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
8465 schedule_region): Likewise.
8466 * see.c (eq_descriptor_pre_extension,
8467 hash_descriptor_pre_extension, hash_del_pre_extension,
8468 eq_descriptor_properties, hash_descriptor_properties,
8469 hash_del_properties, see_seek_pre_extension_expr,
8470 see_initialize_data_structures, see_print_register_properties,
8471 see_print_pre_extension_expr, see_delete_merged_def_extension,
8472 see_delete_unmerged_def_extension, see_emit_use_extension,
8473 see_pre_delete_extension, see_map_extension, see_commit_changes,
8474 see_analyze_merged_def_local_prop,
8475 see_analyze_merged_def_local_prop,
8476 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
8477 see_set_prop_merged_def, see_set_prop_unmerged_def,
8478 see_set_prop_unmerged_use, see_print_one_extension,
8479 see_merge_one_use_extension, see_merge_one_def_extension,
8480 see_store_reference_and_extension, see_update_uses_relevancy,
8481 see_update_defs_relevancy): Likewise.
8482 * statistics.c (hash_statistics_hash, hash_statistics_eq,
8483 hash_statistics_free, curr_statistics_hash): Likewise.
8484 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
8485 expand_asm_operands, expand_return, case_bit_test_cmp,
8486 expand_case): Likewise.
8487 * stor-layout.c (start_record_layout): Likewise.
8488 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
8489 gt_pch_save_stringpool): Likewise.
8490 * tree-data-ref.c (hash_stmt_vertex_info,
8491 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
8492 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
8494 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
8497 * config/i386/i386.md : Change constraints of HImode and QImode
8498 immediate operands from "i" to "n". Change SImode "ni" constraint to
8499 "i" and SImode "rmi" constraint to "g". Remove all constraints
8500 from const0_operand and const1_operand predicated operands.
8501 (i): Change QImode and HImode attribute from "i" to "n".
8502 (*subqi_2): Change HImode operands to QImode.
8505 2008-06-25 Olivier Hainque <hainque@adacore.com>
8507 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
8510 2008-06-25 Richard Guenther <rguenther@suse.de>
8512 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
8513 not overflow the result type.
8515 2008-06-25 Richard Guenther <rguenther@suse.de>
8517 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
8518 (vn_lookup): Likewise.
8520 2008-06-25 Richard Guenther <rguenther@suse.de>
8522 PR tree-optimization/35518
8523 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
8524 * tree-sra.c (instantiate_element): Use fold_build3 to build
8526 (try_instantiate_multiple_fields): Likewise.
8528 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8530 * config/rs6000/rs6000.md: Change all string instruction's clobber to
8533 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8535 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
8536 use_backchain_to_restore_sp to true
8537 if the offset of the link register save area would go over the 32k - 1
8538 offset limit of the load
8541 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
8543 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
8544 anchor for the type-punning blurb. Cross-reference "Structures
8545 unions enumerations and bit-fields implementation". Provide a
8546 cast-through-pointer example. Make final sentence self-contained.
8547 * doc/implement-c.texi (Structures unions enumerations and
8548 bit-fields implementation): Cross-reference the type-punning blurb
8549 in the -fstrict-aliasing documentation.
8551 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8554 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
8555 the memory instead of the memory itself for the save area.
8557 2008-06-24 Olivier Hainque <hainque@adacore.com>
8558 Nicolas Roche <roche@adacore.com>
8560 * gengtype.c (srcdir_len): size_t instead of int.
8561 (get_file_realbasename): New function. For F a filename, the real
8562 basename of F, with all the path components stripped.
8563 (get_file_srcdir_relative_path): New function. For F a filename, the
8564 relative path to F from $(srcdir).
8565 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
8566 get_file_realbasename. Adjust the head comment.
8567 (get_prefix_langdir_index): New function. For F a filename, return the
8568 lang_dir_names[] relative index of the language directory that is
8570 (get_file_langdir): For F a filename, return the name of the language
8571 directory where F is located.
8572 (get_file_gtfilename): New function. The gt- output file name for an
8574 (get_output_file_with_visibility): Replace in-line computations with
8575 uses of get_file_gtfilename and get_prefix_langdir_index.
8576 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
8578 2008-06-24 Jakub Jelinek <jakub@redhat.com>
8580 PR tree-optimization/36504
8581 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
8582 references without base address.
8584 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8587 * calls.c (expand_call): Increase alignment for recursive functions.
8589 2008-06-23 Anatoly Sokolov <aesok@post.ru>
8591 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
8592 (TARGET_FUNCTION_VALUE): New define.
8593 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
8594 * config/avr/avr.h (FUNCTION_VALUE): Remove.
8596 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8598 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
8599 (fmod<mode>3): Ditto.
8600 (remainderxf3): Ditto.
8601 (remainder<mode>3): Ditto.
8603 2008-06-23 Jakub Jelinek <jakub@redhat.com>
8606 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
8607 REG is a hard register.
8609 PR tree-optimization/36508
8610 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
8611 499, don't check it at all in release compilers.
8613 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8615 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
8616 together with SSE_TARGET_MATH to disable insn pattern.
8617 (*fop_<MODEF:mode>_2_i387): Ditto.
8618 (*fop_<MODEF:mode>_3_i387): Ditto.
8620 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
8622 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
8624 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8627 * gimplify.c (gimplify_asm_expr): Check the return code of
8628 parse_output_constraint call, set function return and is_inout
8631 2008-06-22 Ian Lance Taylor <iant@google.com>
8633 * c-lex.c (narrowest_unsigned_type): Change itk to int.
8634 (narrowest_signed_type): Likewise.
8635 * c-typeck.c (c_common_type): Change local variable mclass to enum
8637 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
8638 tcc_comparison, not the tree code itself.
8639 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
8640 (c_expand_expr): Cast modifier to enum expand_modifier.
8641 * c-common.h (C_RID_CODE): Add casts.
8642 (C_SET_RID_CODE): Define.
8643 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
8644 (c_lex_one_token): Add cast to avoid warning.
8645 (c_parser_objc_type_name): Rename local typename to type_name.
8646 (check_no_duplicate_clause): Change code parameter to enum
8648 (c_parser_omp_var_list_parens): Change kind parameter to enum
8650 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
8651 c_parser_omp_list_var_parens.
8652 (c_parser_omp_threadprivate): Likewise.
8653 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
8654 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
8655 * c-format.c (NO_FMT): Define.
8656 (printf_length_specs): Use NO_FMT.
8657 (asm_fprintf_length_specs): Likewise.
8658 (gcc_diag_length_specs): Likewise.
8659 (scanf_length_specs): Likewise.
8660 (strfmon_length_specs): Likewise.
8661 (gcc_gfc_length_specs): Likewise.
8662 (printf_flag_specs): Change 0 to STD_C89.
8663 (asm_fprintf_flag_specs): Likewise.
8664 (gcc_diag_flag_specs): Likewise.
8665 (gcc_cxxdiag_flag_specs): Likewise.
8666 (scanf_flag_specs): Likewise.
8667 (strftime_flag_specs): Likewise.
8668 (strfmon_flag_specs): Likewise.
8669 (print_char_table): Likewise.
8670 (asm_fprintf_char_table): Likewise.
8671 (gcc_diag_char_table): Likewise.
8672 (gcc_tdiag_char_table): Likewise.
8673 (gcc_cdiag_char_table): Likewise.
8674 (gcc_cxxdiag_char_table): Likewise.
8675 (gcc_gfc_char_table): Likewise.
8676 (scan_char_table): Likewise.
8677 (time_char_table): Likewis.
8678 (monetary_char_table): Likewise.
8679 * c-format.h (BADLEN): Likewise.
8681 2008-06-21 Ian Lance Taylor <iant@google.com>
8683 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
8684 Define END_OF_BASE_TREE_CODES around inclusion.
8685 * tree.c (tree_code_type): New global array.
8686 (tree_code_length, tree_code_name): Likewise.
8687 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
8689 (all-tree.def, s-alltree): New targets.
8690 (gencheck.h, s-gencheck): Remove.
8691 (tree.o): Depend upon all-tree.def.
8692 (build/gencheck.o): Remove gencheck.h dependency.
8693 (mostlyclean): Don't remove gencheck.h.
8694 * c-common.h (enum c_tree_code): Remove.
8695 * c-lang.c (tree_code_type): Remove.
8696 (tree_code_length, tree_code_name): Remove.
8697 * gencheck.c (tree_codes): Include all-tree.def, rather than
8698 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
8700 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
8702 * cp/cp-tree.h (enum cplus_tree_code): Remove.
8703 (operator_name_info): Size to MAX_TREE_CODES.
8704 (assignment_operator_name_info): Likewise.
8705 * cp/cp-lang.c (tree_code_type): Remove.
8706 (tree_code_length, tree_code_name): Remove.
8707 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
8708 (assignment_operator_name_info): Likewise.
8709 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
8711 * cp/mangle.c (write_expression): Likewise.
8712 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
8713 * fortran/f95-lang.c (tree_code_type): Remove.
8714 (tree_code_length, tree_code_name): Remove.
8715 * java/java-tree.h (enum java_tree_code): Remove.
8716 * java/lang.c (tree_code_type): Remove.
8717 (tree_code_length, tree_code_name): Remove.
8718 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
8719 * objc/objc-act.h (enum objc_tree_code): Remove.
8720 * objc/objc-lang.c (tree_code_type): Remove.
8721 (tree_code_length, tree_code_name): Remove.
8722 * objcp/objcp-lang.c (tree_code_type): Remove.
8723 (tree_code_length, tree_code_name): Remove.
8724 * ada/ada-tree.h (enum gnat_tree_code): Remove.
8725 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
8726 * ada/misc.c (tree_code_type): Remove.
8727 (tree_code_length, tree_code_name): Remove.
8729 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
8731 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
8732 the grand_bitmap_obstack.
8734 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8736 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
8737 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
8738 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
8739 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
8740 move_stmt_r, new_label_mapper): Likewise.
8741 * tree-complex.c (cvc_lookup): Likewise.
8742 * tree-dfa.c (create_function_ann): Likewise.
8743 * tree-dump.c (dump_register): Likewise.
8744 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
8745 find_phi_replacement_condition): Likewise.
8746 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
8747 tree_function_versioning): Likewise.
8748 * tree-into-ssa.c (cmp_dfsnum): Likewise.
8749 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
8750 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
8751 get_nonlocal_debug_decl, convert_nonlocal_reference,
8752 convert_nonlocal_omp_clauses, get_local_debug_decl,
8753 convert_local_reference, convert_local_omp_clauses,
8754 convert_nl_goto_reference, convert_nl_goto_receiver,
8755 convert_tramp_reference, convert_call_expr): Likewise.
8756 * tree-outof-ssa.c (contains_tree_r): Likewise.
8757 * tree-parloops.c (reduction_phi, initialize_reductions,
8758 eliminate_local_variables_1, add_field_for_reduction,
8759 add_field_for_name, create_phi_for_local_result,
8760 create_call_for_reduction_1, create_loads_for_reductions,
8761 create_stores_for_reduction, create_loads_and_stores_for_name):
8763 * tree-phinodes.c (allocate_phi_node): Likewise.
8764 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
8765 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
8766 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
8767 * tree-ssa-coalesce.c (compare_pairs): Likewise.
8768 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
8769 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
8770 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
8771 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8772 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
8773 vn_nary_op_insert): Likewise.
8774 * tree-ssa.c (redirect_edge_var_map_add,
8775 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
8776 * tree-vectorizer.c (vectorize_loops): Likewise.
8777 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
8778 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
8779 tree_cons_stat, build1_stat, build_variant_type_copy,
8780 decl_init_priority_lookup, decl_fini_priority_lookup,
8781 decl_priority_info, decl_restrict_base_lookup,
8782 decl_restrict_base_insert, decl_debug_expr_lookup,
8783 decl_debug_expr_insert, decl_value_expr_lookup,
8784 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
8785 type_hash_add, get_file_function_name, tree_check_failed,
8786 tree_not_check_failed, tree_range_check_failed,
8787 omp_clause_range_check_failed, build_omp_clause,
8788 build_vl_exp_stat): Likewise.
8789 * value-prof.c (gimple_histogram_value,
8790 gimple_duplicate_stmt_histograms): Likewise.
8791 * var-tracking.c (attrs_list_insert, attrs_list_copy,
8792 unshare_variable, variable_union_info_cmp_pos, variable_union,
8793 dataflow_set_different_1, dataflow_set_different_2,
8794 vt_find_locations, variable_was_changed, set_variable_part,
8795 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
8796 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
8797 section_entry_hash, object_block_entry_eq,
8798 object_block_entry_hash, create_block_symbol,
8799 initialize_cold_section_name, default_function_rodata_section,
8800 strip_reg_name, set_user_assembler_name, const_desc_eq,
8801 build_constant_desc, output_constant_def, lookup_constant_def,
8802 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
8803 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
8804 default_internal_label): Likewise.
8805 * varray.c (varray_init, varray_grow): Likewise.
8806 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
8808 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
8810 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
8811 operators for "test" insn. Macroize insn using SWI mode macro.
8812 (*jcc_fused_2): Ditto.
8813 (*jcc_fused_3): Macroize insn using SWI mode macro.
8814 (*jcc_fused_4): Ditto.
8816 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
8818 * tree-ssa-pre.c: Fix typo in comment.
8819 (init_antic, fini_antic): Add explicit funtions for
8820 initializing and deinitializing ANTIC and AVAIL sets.
8821 (create_expression_by_pieces): Fix typo in comment.
8822 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
8823 (execute_pre): Eventually dump details about ANTIC_IN.
8825 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8827 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
8828 * gcc.c (translate_options, init_spec, store_arg, read_specs,
8829 add_to_obstack, file_at_path, find_a_file, execute,
8830 add_preprocessor_option, add_assembler_option, add_linker_option,
8831 process_command, insert_wrapper, do_option_spec, do_self_spec,
8832 spec_path, do_spec_1, is_directory, main, used_arg,
8833 getenv_spec_function): Likewise.
8834 * tlink.c (symbol_hash_lookup, file_hash_lookup,
8835 demangled_hash_lookup, symbol_push, file_push, frob_extension):
8838 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8840 * doc/rtl.texi: Updated subreg section.
8842 2008-06-19 Jakub Jelinek <jakub@redhat.com>
8845 * cgraphunit.c (cgraph_process_new_functions): Don't clear
8846 node->needed and node->reachable.
8847 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
8848 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
8849 (expand_task_call): Don't call expand_task_copyfn.
8850 (expand_task_copyfn): Renamed to...
8851 (finalize_task_copyfn): ... this.
8853 2008-06-19 Jan Hubicka <jh@suse.cz>
8855 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
8856 clobbering framepointer.
8858 2008-06-19 Jan Hubicka <jh@suse.cz>
8860 * tree-optimize.c (execute_early_local_optimizations): Set
8861 cgraph_state only at first invocation.
8863 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8865 * system.h (-Wc++-compat): Activate as a warning, no an error.
8867 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
8869 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
8870 instead of "#" in insn asm template.
8871 (*jcc_fused_2): Ditto.
8873 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
8875 * config/i386/i386.h (ix86_tune_indices)
8876 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
8877 (TARGET_FUSE_CMP_AND_BRANCH): New define.
8878 * config/i386/i386.md (*jcc_fused_1): New insn pattern
8879 (*jcc_fused_2): Ditto.
8880 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
8881 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
8882 (print operand): Handle 'E' and 'e' code.
8884 2008-06-19 Anatoly Sokolov <aesok@post.ru>
8886 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
8887 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8888 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8890 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
8892 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
8894 (cgraph_expand_function): Use local copy of decl.
8895 (cgraph_expand_all_functions): Remove redundant initialization of
8897 (cgraph_optimize): Reword internal_error message.
8899 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
8901 * arm-protos.h (arm_return_in_memory): Remove public
8902 arm_return_in_memory() prototype.
8903 * arm.c (arm_return_in_memory): Add static prototype, add target
8904 hook macro, change definition and comments.
8905 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
8907 2008-06-19 Ben Elliston <bje@au.ibm.com>
8909 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
8910 real.c: Remove references to IEEE 754R.
8911 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
8912 * doc/libgcc.texi (Decimal float library routines): Likewise.
8914 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8916 * targhooks.h (struct gcc_target): New member unwind_word_mode.
8917 (default_unwind_word_mode): Add prototype.
8918 * targhooks.c (default_unwind_word_mode): New function.
8919 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
8920 instead of word_mode.
8921 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
8922 (TARGET_INITIALIZER): Use it.
8924 * c-common.c (handle_mode_attribute): Support "unwind_word"
8926 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
8928 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
8929 word_mode to access SjLj_Function_Context member "data".
8930 (sjlj_emit_dispatch_table): Likewise. Also, perform type
8931 conversion from targetm.eh_return_filter_mode () to
8932 targetm.unwind_word_mode () if they differ.
8934 * builtin-types.def (BT_UNWINDWORD): New primitive type.
8935 (BT_FN_UNWINDWORD_PTR): New function type.
8936 (BT_FN_WORD_PTR): Remove.
8937 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
8938 * except.c (expand_builtin_extend_pointer): Convert pointer to
8939 targetm.unwind_word_mode () instead of word_mode.
8941 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
8942 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
8943 (spu_unwind_word_mode): New function.
8944 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
8945 (TARGET_UNWIND_WORD_MODE): Define.
8946 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
8948 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8950 * config/spu/spu.c (reg_align): Remove.
8951 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
8952 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
8953 (spu_split_store): Likewise.
8955 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
8957 * gcc/tree-vn.c: Fix typo in comment.
8959 2008-06-18 Jan Hubicka <jh@suse.cz>
8961 * cgraphunit.c (cgraph_optimize): Output debug info when doing
8962 toplevel reorder too.
8964 2008-06-18 Jan Hubicka <jh@suse.cz>
8966 * c-opts.c (c_common_post_options): PCH is not compatible with
8968 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
8969 -fno-toplevel-reorder by default now.
8971 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8973 PR documentation/30739
8974 * doc/install.texi (Prerequisites): Document dependency on awk.
8976 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
8977 Ian Lance Taylor <iant@google.com>
8979 PR rtl-optimization/35604
8980 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
8981 only want to change jump destinations, not eventual label comparisons.
8983 2008-06-16 Jan Hubicka <jh@suse.cz>
8985 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
8987 (cgraph_analyze_function): Likewise.
8989 2008-06-16 Jan Hubicka <jh@suse.cz>
8991 * cgraph.h (cgraph_mark_if_needed): New function.
8992 * cgraphunit.c (cgraph_mark_if_needed): New function.
8993 * c-decl.c (duplicate_decl): Use it.
8995 2008-06-16 Jan Hubicka <jh@suse.cz>
8997 * cgraph.c (cgraph_add_new_function): When in expansion state, do
9000 2008-06-16 Jan Hubicka <jh@suse.cz>
9002 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
9004 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
9005 Kazu Hirata <kazu@codesourcery.com>
9006 Maxim Kuvyrkov <maxim@codesourcery.com
9008 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
9009 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
9010 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
9011 EXTRA_SPEC_FUNCTIONS.
9012 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
9013 (DRIVER_SELF_SPECS): Adjust.
9014 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
9015 * config/mips/st.h, config/mips/t-st: New.
9016 * config/mips/driver-native.c, config/mips/x-native: New.
9017 * doc/invoke.texi (MIPS): Document 'native' value for -march and
9020 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9022 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
9024 (ISA_HAS_FP_CONDMOVE): New macro.
9025 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
9026 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
9027 (ISA_HAS_NMADD3_NMSUB3): New macro.
9028 * config/mips/mips.c (mips_rtx_costs): Update.
9029 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
9030 compiling for ST Loongson 2E/2F.
9031 (madd<mode>): Rename to madd4<mode>. Update.
9032 (madd3<mode>): New pattern.
9033 (msub<mode>): Rename to msub4<mode>. Update.
9034 (msub3<mode>): New pattern.
9035 (nmadd<mode>): Rename to nmadd4<mode>. Update.
9036 (nmadd3<mode>): New pattern.
9037 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
9038 (nmadd3<mode>_fastmath): New pattern.
9039 (nmsub<mode>): Rename to nmsub4<mode>. Update.
9040 (nmsub3<mode>): New pattern.
9041 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
9042 (nmsub3<mode>_fastmath): New pattern.
9043 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
9045 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
9047 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
9048 (DF_REF_INSN_INFO): New.
9049 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
9050 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
9051 with a NULL DF_REF_INSN_INFO.
9052 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
9054 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
9055 DF_INSN_INFO_EQ_USES): New.
9056 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
9057 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
9058 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
9059 * df-core.c: Update comment for above changes.
9060 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
9061 DF_INSN_UID_* macros.
9062 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
9063 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
9064 insn rtx. Update all callers.
9065 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
9066 df_ref_create_structure, df_insn_refs_collect): Likewise.
9067 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
9068 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
9069 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
9070 macros to access the insn refs.
9071 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
9072 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
9073 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
9074 for accessing the refs.
9075 (try_fwprop_subst): Likewise.
9076 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
9077 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
9078 for accessing the refs.
9079 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
9080 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
9081 to look at the insn refs.
9082 (record_uses): Likewise.
9083 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
9085 (mark_artificial_uses): Don't mark_insn for artificial refs.
9086 (mark_reg_rependencies): Likewise.
9088 * doc/rtl.texi: Remove documentation of ADDRESSOF.
9090 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9092 * configure: Regenerate.
9094 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9096 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
9097 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9098 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9100 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9102 * config/avr/avr.c (avr_mcu_t): Add attiny167.
9103 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9104 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9106 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9108 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
9109 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9110 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9112 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9114 * tree-ssa-sccvn.c: Fix format of comments.
9116 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9118 * cgraph.c: Remove unneeded forward declarations of eq_node()
9121 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
9123 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
9125 (see_update_relevancy): Likewise.
9126 * fwprop.c (try_fwprop_subst): Likewise.
9127 * rtlanal.c (noop_move_p): Likewise.
9128 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
9129 notes to non-existing libcall blocks.
9130 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
9132 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
9133 (dead_libcall_p): Remove.
9134 (delete_trivially_dead_insns): Don't use it.
9135 * web.c (union_defs): Remove comment about keeping nops.
9136 * gcse.c (hash_scan_insn): Don't take libcall pointers.
9137 (compute_hash_table_work): Don't track libcall notes.
9138 (do_local_cprop): Don't take libcall pointers. Don't update
9140 (adjust_libcall_notes): Deleted.
9141 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
9142 ever have existed in the first place).
9143 (replace_store_insn): Don't try to remove libcall notes.
9144 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
9145 (resolve_reg_notes): Don't call them.
9146 (resolve_simple_move): Likewise.
9147 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
9148 Don't remove REG_RETVAL notes.
9149 * emit-rtl.c (try_split): Don't update libcall notes.
9150 (emit_copy_of_insn_after): Dito.
9151 * cselib.c (cselib_current_insn_in_libcall): Remove.
9152 (cselib_process_insn): Don't set/clear it.
9153 (new_elt_loc_list): Don't record it.
9154 (cselib_init): Don't initialize it.
9155 * cselib.c (struct elt_loc_list): Remove in_libcall field.
9156 * loop-invariant.c (find_invariant_insn): Don't look for libcall
9158 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
9159 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
9160 (init_deps): Don't initialize it.
9161 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
9162 * combine.c (delete_noop_moves): Don't update libcall notes.
9163 (can_combine_p): Remove now pointless #if 0 block.
9164 (try_combine): Remove another obsolete #if 0 block.
9165 (distribute_notes): Don't distribute libcall notes.
9166 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
9167 * dce.c (libcall_dead_p): Remove.
9168 (delete_unmarked_insns): Don't handle libcall blocks.
9169 (preserve_libcall_for_dce): Remove.
9170 (prescan_insns_for_dce): Don't special-case libcall block insns.
9171 * reload1 (reload): Don't handle libcall notes.
9172 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
9175 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9177 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
9178 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9179 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9181 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9183 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
9184 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9185 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9187 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9189 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
9191 2008-06-16 Ira Rosen <irar@il.ibm.com>
9193 PR tree-optimization/36493
9194 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
9195 the arguments list. Use VECTYPE to create vector pointer.
9196 (vectorizable_store): Fail if accesses through a pointer to vectype
9197 do not alias the original memory reference operands.
9198 Call vect_create_data_ref_ptr without the removed argument.
9199 (vectorizable_load): Likewise.
9200 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
9203 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
9206 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
9209 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9211 * config/mips/loongson2ef.md: New file.
9212 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
9213 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
9214 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
9215 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
9216 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
9218 (loongson2ef.md): New include.
9219 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
9220 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
9221 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
9222 (loongson_gt_<mode>, loongson_extract_halfword)
9223 (loongson_insert_halfword_0, loongson_insert_halfword_2)
9224 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
9225 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
9226 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
9227 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
9228 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
9229 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
9230 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
9231 (vec_interleave_low<mode>): Define type attribute.
9232 * config/mips/mips.c (mips_ls2): New static variable.
9233 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
9234 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
9235 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
9236 Implement target scheduling hooks.
9237 (mips_multipass_dfa_lookahead): Update to handle tuning for
9239 (mips_sched_init): Initialize data for Loongson scheduling.
9240 (mips_ls2_variable_issue): New static function.
9241 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
9243 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
9244 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
9245 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
9246 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
9247 Handle ST Loongson 2E/2F cores.
9248 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
9250 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9252 * omp-low.c (extract_omp_for_data): Fix comment typo.
9255 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9257 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
9258 FIXME note about gcc/config.guess.
9259 * doc/options.texi (Option file format): Remove non-ASCII bytes.
9260 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
9261 * doc/cppopts.texi: Likewise.
9262 * doc/extend.texi: Likewise.
9263 * doc/gcc.texi: Likewise.
9264 * doc/gccint.texi: Likewise.
9265 * doc/gcov.texi: Likewise.
9266 * doc/gty.texi: Likewise.
9267 * doc/hostconfig.texi: Likewise.
9268 * doc/install.texi: Likewise.
9269 * doc/invoke.texi: Likewise.
9270 * doc/loop.texi: Likewise.
9271 * doc/makefile.texi: Likewise.
9272 * doc/md.texi: Likewise.
9273 * doc/passes.texi: Likewise.
9274 * doc/tm.texi: Likewise.
9275 * doc/tree-ssa.texi: Likewise.
9276 * doc/trouble.texi: Likewise.
9278 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
9279 Nathan Sidwell <nathan@codesourcery.com>
9280 Maxim Kuvyrkov <maxim@codesourcery.com>
9281 Richard Sandiford <rdsandiford@googlemail.com>
9283 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
9284 * config/mips/mips-protos.h (mips_expand_vector_init): New.
9285 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
9287 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
9288 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
9289 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
9291 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
9292 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
9293 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
9294 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
9295 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
9296 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
9297 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
9298 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
9299 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
9300 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
9301 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
9302 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
9303 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
9304 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
9305 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
9306 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
9307 (mips_builtins): Add Loongson builtins.
9308 (mips_loongson_2ef_bdesc): New.
9309 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
9310 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
9311 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
9312 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
9314 (mips_expand_vector_init): New.
9315 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
9316 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
9318 * config/mips/mips.md: Add unspec numbers for Loongson
9319 builtins. Include loongson.md.
9320 (MOVE64): Include Loongson vector modes.
9321 (SPLITF): Include Loongson vector modes.
9322 (HALFMODE): Handle Loongson vector modes.
9323 * config/mips/loongson.md: New.
9324 * config/mips/loongson.h: New.
9325 * config.gcc: Add loongson.h header for mips*-*-* targets.
9326 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
9328 2008-06-14 Joseph Myers <joseph@codesourcery.com>
9330 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
9331 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
9332 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
9333 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
9334 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
9335 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
9336 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
9337 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
9338 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
9339 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
9340 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
9341 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
9342 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
9343 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
9344 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
9345 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
9346 Remove use_fixproto=yes.
9347 (ia64*-*-hpux*): Remove comment about using fixproto.
9348 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
9350 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9352 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
9354 * configure: Regenerate.
9356 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
9359 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
9360 before evaluating it.
9362 2008-06-13 Jakub Jelinek <jakub@redhat.com>
9365 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
9366 nested inline functions.
9367 (start_decl, start_function): Don't invert DECL_EXTERNAL
9368 for nested inline functions.
9370 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9372 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
9373 splits that must be made for correctness.
9375 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9377 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
9378 (AVAIL_NON_MIPS16): Likewise.
9379 (mips_builtin_description): Replace target_flags with a predicate.
9380 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
9381 (dspr2_32): New availability predicates.
9382 (MIPS_BUILTIN): New macro.
9383 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
9384 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
9385 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
9386 Replace the TARGET_FLAGS parameters with AVAIL parameters.
9387 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
9388 (mips_dsp_32only_bdesc): Merge into...
9389 (mips_builtins): ...this new array.
9390 (mips_bdesc_map, mips_bdesc_arrays): Delete.
9391 (mips_init_builtins): Update after above changes.
9392 (mips_expand_builtin_1): Merge into...
9393 (mips_expand_builtin): ...here and update after above changes.
9395 2008-06-12 Paul Brook <paul@codesourcery.com>
9397 * longlong.h (__arm__): Define count_leading_zeros.
9398 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
9399 (clzsi2, clzdi2): New functions.
9400 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
9401 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
9402 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
9403 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
9404 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
9405 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
9406 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
9407 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9408 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
9409 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
9411 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
9413 * config/m68k/m68k.c (m68k_tune_flags): New.
9414 (override_options): Compute m68k_tune_flags.
9415 (MULL_COST, MULW_COST): Update for various variants of CFV2.
9416 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
9418 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9421 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
9423 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9425 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
9426 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
9428 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9430 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
9431 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
9433 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9436 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
9439 2008-06-12 Richard Guenther <rguenther@suse.de>
9441 PR tree-optimization/36345
9442 * tree-flow.h (struct ptr_info_def): Align escape_mask,
9443 add memory_tag_needed flag.
9444 (may_alias_p): Declare.
9445 * tree-ssa-alias.c (may_alias_p): Export.
9446 (set_initial_properties): Use memory_tag_needed flag.
9447 (update_reference_counts): Likewise.
9448 (reset_alias_info): Reset memory_tag_needed flag.
9449 (create_name_tags): Check memory_tag_needed flag.
9450 (dump_points_to_info_for): Dump it.
9451 * tree-ssa-structalias.c (struct variable_info): Remove
9452 directly_dereferenced flag.
9453 (new_var_info): Do not initialize it.
9454 (process_constraint_1): Do not set it.
9455 (update_alias_info): Set is_dereferenced flag.
9456 (set_uids_in_ptset): Use may_alias_p.
9457 (set_used_smts): Check memory_tag_needed flag.
9458 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
9459 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
9460 memory_tag_needed flag.
9461 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
9464 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
9466 * config/i386/i386.c (ix86_compute_frame_layout): Disable
9467 red zone for w64 abi.
9468 (ix86_expand_prologue): Likewise.
9469 (ix86_force_to_memory): Likewise.
9470 (ix86_free_from_memory): Likewise.
9472 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
9475 * config/rs6000/rs6000.c (rs6000_override_options): Set
9476 rs6000_isel conditionally to the absence of comand line override.
9477 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9478 Remove duplicate rs6000_isel setting.
9479 * config/rs6000/eabispe.h: Ditto.
9481 2008-06-11 Richard Guenther <rguenther@suse.de>
9483 * alias.c (get_alias_set): Use the element alias-set for arrays.
9484 (record_component_aliases): For arrays and vectors do nothing.
9485 * c-common.c (strict_aliasing_warning): Handle the cases
9486 of alias set zero explicitly.
9487 * Makefile.in (dfp.o-warn): Add -Wno-error.
9489 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9491 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
9493 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
9494 tune_32 tune_64 to supported_defaults. Allow values not
9495 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
9496 x86_64. Do not override cpu_32 or cpu_64 values from target name.
9497 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
9498 with_cpu_64 to generic for 64-bit-supporting configurations, not
9499 with_cpu. Remove FIXMEs.
9500 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
9501 --with-arch-64, --with-tune-32, --with-tune-64): Document.
9502 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
9503 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
9504 arch_32 and arch_64.
9506 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
9507 Olivier Hainque <hainque@adacore.com>
9509 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
9510 Use DECL_SIZE_UNIT to retrieve the size of the field.
9512 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9514 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
9515 with function calls after declarations. Lay out
9516 neon_float_type_node before further use.
9518 2008-06-11 Richard Guenther <rguenther@suse.de>
9520 * tree-flow.h (may_point_to_global_var): Declare.
9521 * tree-ssa-alias.c (may_point_to_global_var): New function.
9522 * tree-ssa-sink.c (is_hidden_global_store): Use it.
9524 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
9526 * configure.ac: Teach that fido supports .debug_line.
9527 * configure: Regenerate.
9529 2008-06-10 Tom Tromey <tromey@redhat.com>
9531 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
9534 2008-06-10 Joseph Myers <joseph@codesourcery.com>
9536 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
9537 (encode_decimal64, decode_decimal64, encode_decimal128,
9538 decode_decimal128): Reverse order of 32-bit parts of value if host
9539 and target endianness differ.
9541 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
9543 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
9544 Avoid division by 0.
9545 (tree_mod_pow2_value_transform): Likewise.
9546 (tree_ic_transform): Likewise.
9547 (tree_stringops_transform): Likewise.
9548 (tree_mod_subtract_transform): Likewise.
9549 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
9550 (copy_edges_for_bb): Likewise.
9551 (initialize_cfun): Likewise.
9553 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
9555 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
9556 nonmemory_operand. Add "N" operand constraint.
9558 (*jcc_btdi_mask_rex64): New instruction and split pattern.
9559 (*jcc_btsi_mask): Ditto.
9560 (*jcc_btsi_mask_1): Ditto.
9562 2008-06-10 Joseph Myers <joseph@codesourcery.com>
9564 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
9565 TYPE_CANONICAL for copied element type.
9567 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
9570 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
9571 Add m_CORE2 and m_GENERIC.
9572 * config/i386/predicates.md (bt_comparison_operator): New predicate.
9573 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
9575 (*jcc_btdi_rex64): New instruction and split pattern.
9577 (*jcc_btsi_1): Ditto.
9578 (*btsq): Fix Intel asm dialect operand order.
9582 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
9585 * simplify-rtx.c (simplify_subreg): Add check for shift count
9588 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
9590 * doc/md.texi: Synchronize with later constraints.md change.
9591 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
9592 with a C implementation.
9593 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
9595 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
9596 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
9597 when moving to and from MD_REGNUM.
9598 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
9599 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
9600 Handle byte and halfword moves.
9601 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
9603 * config/mips/constraints.md (h): Turn into NO_REGS.
9604 (l, x): Update documentation.
9605 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
9606 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
9607 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
9608 (HILO): New mode iterator.
9610 (any_div): New code iterator.
9611 (u): Extend code attribute to div and udiv.
9612 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
9613 d_operand in the splitters. Remove redundant CONST_INT checks.
9614 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
9615 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
9616 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
9617 accordingly, using normal moves instead of unspecs to move LO into
9618 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
9619 (<u>mulsidi3): Handle expansion in C code.
9620 (<u>mulsidi3_32bit_internal): Rename to...
9621 (<u>mulsidi3_32bit): ...this.
9622 (<u>mulsidi3_32bit_r4000): Fix insn separator.
9623 (*<u>mulsidi3_64bit): Rename to...
9624 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
9625 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
9626 to set LO and HI to the multiplication result. Use a normal move
9627 for MFLO and an unspec for MFHI.
9628 (*<u>mulsidi3_64bit_parts): Replace with...
9629 (<u>mulsidi3_64bit_hilo): ...this new instruction.
9630 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
9631 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
9632 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
9633 instead of HI. Split the instruction into a separate multiplication
9634 and MFHI if !TARGET_FIX_R4000.
9635 (<su>muldi3_highpart): Likewise.
9636 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
9637 and the "=h" clobber.
9638 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
9639 (<u>mulditi3): New expander.
9640 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
9641 (madsi): Remove "=h" clobber.
9642 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
9643 Force the modulus result to be a GPR and split the instruction into
9644 a division followed by an MFHI after reload.
9645 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
9646 (*lea_high64): Use d_operand in the define_peephole2. Likewise
9647 the MIPS16 HIGH define_split.
9648 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
9649 of acc<->gpr moves to "multi".
9650 (*movdi_64bit): Replace the single "x" alternative with
9651 alternatives for moving into and out of "a".
9652 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
9653 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
9654 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
9655 Use d_operand in the splitters. Remove redundant CONST_INT checks.
9656 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
9657 (movti): New expander.
9658 (*movti, *movti_mips16): New insns.
9659 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
9660 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
9661 (mthi<GPR:mode>_<HILO:mode>): Likewise.
9662 * config/mips/predicates.md (fpr_operand): Delete.
9663 (d_operand): New predicate.
9665 2008-06-09 Michael Meissner <michael.meissner@amd.com>
9667 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
9668 failure on some Bourne shells.
9669 (x86_64-*-*): Ditto.
9671 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
9673 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
9675 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
9677 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
9678 (sparc-sun-solaris2*): Likewise.
9680 2008-06-09 Arnaud Charlet <charlet@adacore.com
9682 * doc/install.texi: Update requirements to build the Ada compiler.
9684 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
9686 * df-scan.c (struct df_scan_problem_data): Remove the
9687 mw_link_pool alloc pool.
9688 (df_scan_free_internal): Don't free it.
9689 (df_scan_alloc): Don't allocate it.
9690 * df.h (struct df_link): Update comment.
9692 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
9694 * except.h: Correct checks for when SJLJ exceptions must be used.
9696 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9698 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
9701 2008-06-08 Joseph Myers <joseph@codesourcery.com>
9703 PR tree-optimization/36218
9704 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
9705 configure for the build system.
9706 (BUILD_LDFLAGS): Define.
9707 * configure: Regenerate.
9708 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
9710 2008-07-08 Anatoly Sokolov <aesok@post.ru>
9713 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
9714 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
9715 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
9717 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
9719 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
9721 2008-06-07 Joseph Myers <joseph@codesourcery.com>
9723 * config.gcc (Obsolete configurations): Remove list of
9725 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
9726 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
9727 targets matched by those patterns.
9728 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
9729 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
9730 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
9731 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
9732 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
9733 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
9734 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
9735 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
9736 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
9737 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
9738 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
9739 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
9740 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
9741 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
9742 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
9743 Make code for Solaris 7 and greater unconditional for Solaris.
9744 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
9745 Remove --with-* handling.
9746 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
9747 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
9748 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
9749 LINK_OS_WINDISS_SPEC): Remove.
9750 * config/rs6000/sysv4.opt (mwindiss): Remove.
9751 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
9752 * configure: Regenerate.
9753 * doc/cpp.texi: Don't mention BeOS.
9754 * doc/extend.texi (interrupt): Don't mention MS1.
9755 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
9756 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
9757 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
9758 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
9759 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
9761 * doc/invoke.texi (MT Options): Remove.
9762 (-mwindiss): Remove.
9763 (CRIS Options): Remove cris-axis-aout references.
9764 (HPPA Options): Don't mention hppa1.1-*-pro.
9765 * doc/md.texi: (MorphoTech family): Remove.
9766 * libgcc2.c: Don't handle UWIN.
9767 * config/alpha/t-unicosmk: Remove.
9768 * config/alpha/unicosmk.h: Remove.
9769 * config/arm/kaos-arm.h: Remove.
9770 * config/arm/kaos-strongarm.h: Remove.
9771 * config/arm/strongarm-coff.h: Remove.
9772 * config/arm/strongarm-elf.h: Remove.
9773 * config/arm/strongarm-pe.h: Remove.
9774 * config/arm/t-strongarm-pe: Remove.
9775 * config/arm/t-xscale-coff: Remove.
9776 * config/arm/t-xscale-elf: Remove.
9777 * config/arm/xscale-coff.h: Remove.
9778 * config/arm/xscale-elf.h: Remove.
9779 * config/chorus.h: Remove.
9780 * config/cris/aout.h: Remove.
9781 * config/cris/aout.opt: Remove.
9782 * config/cris/t-aout: Remove.
9783 * config/i386/beos-elf.h: Remove.
9784 * config/i386/kaos-i386.h: Remove.
9785 * config/i386/ptx4-i.h: Remove.
9786 * config/i386/sco5.h: Remove.
9787 * config/i386/sco5.opt: Remove.
9788 * config/i386/sysv4-cpp.h: Remove.
9789 * config/i386/sysv5.h: Remove.
9790 * config/i386/t-beos: Remove.
9791 * config/i386/t-sco5: Remove.
9792 * config/i386/t-uwin: Remove.
9793 * config/i386/uwin.asm: Remove.
9794 * config/i386/uwin.h: Remove.
9795 * config/kaos.h: Remove.
9796 * config/mips/windiss.h: Remove.
9797 * config/mt: Remove directory.
9798 * config/pa/pa-osf.h: Remove.
9799 * config/pa/pa-pro-end.h: Remove.
9800 * config/pa/t-pro: Remove.
9801 * config/ptx4.h: Remove.
9802 * config/rs6000/beos.h: Remove.
9803 * config/rs6000/kaos-ppc.h: Remove.
9804 * config/rs6000/t-beos: Remove.
9805 * config/rs6000/windiss.h: Remove.
9806 * config/sh/kaos-sh.h: Remove.
9807 * config/sol2-6.h: Remove.
9808 * config/sparc/sol26-sld.h: Remove.
9809 * config/sparc/sysv4-only.h: Remove.
9810 * config/vax/bsd.h: Remove.
9811 * config/vax/t-memfuncs: Remove.
9812 * config/vax/ultrix.h: Remove.
9813 * config/vax/vaxv.h: Remove.
9814 * config/windiss.h: Remove.
9816 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
9818 PR rtl-optimization/36438
9819 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
9820 for vector shifts with constant scalar shift operands.
9822 2008-06-06 Sandip Matte <sandip@rmicorp.com>
9824 * doc/invoke.texi: Document -march=xlr.
9825 * config/mips/xlr.md: New file.
9826 * config/mips/mips.md: Include it.
9828 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
9829 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
9830 (mips_rtx_cost_data): Likewise.
9832 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
9834 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
9835 PRE_INC and PRE_DEC cases.
9837 2008-06-06 Jakub Jelinek <jakub@redhat.com>
9839 PR rtl-optimization/36419
9840 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
9841 the emitting jump insn.
9844 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
9845 is not bool, boolify the whole *expr_p and convert to the desired type.
9847 2008-06-06 Jakub Jelinek <jakub@redhat.com>
9849 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
9850 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
9851 Add omp_private_outer_ref hook, add another argument to
9852 omp_clause_default_ctor hook.
9853 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
9854 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
9855 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
9856 hook_tree_tree_tree_tree_null.
9857 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
9858 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
9859 * hooks.c (hook_tree_tree_tree_tree_null): New function.
9860 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
9861 * tree.def (OMP_TASK): New tree code.
9862 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
9863 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
9864 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
9865 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
9866 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
9867 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
9868 OMP_CLAUSE_COLLAPSE_EXPR): Define.
9869 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
9870 (OMP_DIRECTIVE_P): Add OMP_TASK.
9871 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
9872 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
9873 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
9874 and OMP_CLAUSE_UNTIED entries.
9875 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
9877 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
9878 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
9879 * tree-pretty-print.c (dump_omp_clause): Handle
9880 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
9881 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
9882 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
9883 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
9884 warning about unsigned iterators. Change decl/init/cond/incr
9885 arguments to TREE_VECs, check arguments for all collapsed loops.
9886 (c_finish_omp_taskwait): New function.
9887 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
9889 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
9890 default_function_array_conversion on init. Add par_clauses argument.
9891 If decl is present in parallel's lastprivate clause, change it to
9892 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
9893 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
9894 collapse count in clauses.
9895 (c_parser_omp_for, c_parser_omp_parallel): Adjust
9896 c_parser_omp_for_loop callers.
9897 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
9898 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
9899 (c_parser_omp_clause_name): Handle collapse and untied clauses.
9900 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
9902 (c_parser_omp_clause_schedule): Handle schedule(auto).
9903 Include correct location in the error message.
9904 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
9905 and PRAGMA_OMP_CLAUSE_UNTIED.
9906 (OMP_TASK_CLAUSE_MASK): Define.
9907 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
9908 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
9909 * tree-nested.c (convert_nonlocal_omp_clauses,
9910 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
9911 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
9912 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
9913 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
9915 (conver_nonlocal_reference, convert_local_reference,
9916 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
9917 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
9918 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
9919 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
9920 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
9921 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
9922 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
9923 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
9924 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
9926 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
9927 * c-common.h (c_finish_omp_taskwait): New prototype.
9928 * gimple-low.c (lower_stmt): Handle OMP_TASK.
9929 * tree-parloops.c (create_parallel_loop): Create 1 entry
9930 vectors for OMP_FOR_{INIT,COND,INCR}.
9931 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
9932 (make_edges): Handle OMP_TASK.
9933 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
9934 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
9935 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
9936 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
9937 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
9938 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
9939 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
9940 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
9941 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
9942 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
9943 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
9944 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
9945 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
9946 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
9947 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
9948 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
9949 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
9950 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
9951 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
9952 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
9953 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
9954 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
9955 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
9956 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
9957 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
9958 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
9959 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
9960 original iterator is present in lastprivate clause or if
9961 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
9962 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
9963 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
9964 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
9965 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
9966 if it is set, lookup var in outer contexts too. Handle
9967 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
9968 to be implicitly determined firstprivate for task regions.
9969 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
9970 if it is set, lookup var in outer contexts too. Set
9971 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
9972 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
9973 OMP_CLAUSE_UNTIED. Take region_type as last argument
9974 instead of in_parallel and in_combined_parallel.
9975 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
9977 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
9978 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
9979 (new_omp_context): Set default_kind to
9980 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
9981 (omp_region_type): New enum.
9982 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
9983 fields, add region_type.
9984 (new_omp_context): Take region_type as argument instead of is_parallel
9985 and is_combined_parallel.
9986 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
9987 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
9988 ctx->is_combined_parallel checks.
9989 (gimplify_omp_task): New function.
9990 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
9992 * omp-low.c (extract_omp_for_data): Use schedule(static)
9993 for schedule(auto). Handle pointer and unsigned iterators.
9994 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
9995 Add loops argument. Extract data for collapsed OMP_FOR loops.
9996 (expand_parallel_call): Assert sched_kind isn't auto,
9997 map runtime schedule to index 3.
9998 (struct omp_for_data_loop): New type.
9999 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
10000 Add loop, loops, collapse and iter_type fields.
10001 (workshare_safe_to_combine_p): Disallow combined for if
10002 iter_type is unsigned long long. Don't combine collapse > 1 loops
10003 unless all bounds and steps are constant. Adjust extract_omp_for_data
10005 (expand_omp_for_generic): Handle pointer, unsigned and long long
10006 iterators. Handle collapsed OMP_FOR loops. Adjust
10007 for struct omp_for_data changes. If libgomp function doesn't return
10008 boolean_type_node, add comparison of the return value with 0.
10009 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
10010 pointer, unsigned and long long iterators. Adjust for struct
10011 omp_for_data changes.
10012 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
10013 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
10014 unsigned long long. Allocate loops array, pass it to
10015 extract_omp_for_data. For collapse > 1 loops use always
10016 expand_omp_for_generic.
10017 (omp_context): Add sfield_map and srecord_type fields.
10018 (is_task_ctx, lookup_sfield): New functions.
10019 (use_pointer_for_field): Use is_task_ctx helper. Change first
10020 argument's type from const_tree to tree. Clarify comment.
10021 In OMP_TASK disallow copy-in/out sharing.
10022 (build_sender_ref): Call lookup_sfield instead of lookup_field.
10023 (install_var_field): Add mask argument. Populate both record_type
10024 and srecord_type if needed.
10025 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
10027 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
10028 and DECL_FIELD_OFFSET.
10029 (scan_sharing_clauses): Adjust install_var_field callers. For
10030 firstprivate clauses on explicit tasks allocate the var by value in
10031 record_type unconditionally, rather than by reference.
10032 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
10033 Use is_taskreg_ctx instead of is_parallel_ctx.
10034 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10035 (create_omp_child_function_name): Add task_copy argument, use
10036 *_omp_cpyfn* names if it is true.
10037 (create_omp_child_function): Add task_copy argument, if true create
10038 *_omp_cpyfn* helper function.
10039 (scan_omp_parallel): Adjust create_omp_child_function callers.
10040 Rename parallel_nesting_level to taskreg_nesting_level.
10041 (scan_omp_task): New function.
10042 (lower_rec_input_clauses): Don't run constructors for firstprivate
10043 explicit task vars which are initialized by *_omp_cpyfn*.
10044 Pass outer var ref to omp_clause_default_ctor hook if
10045 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
10046 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
10047 OMP_CLAUSE_REDUCTION_INIT.
10048 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
10049 avoid duplicate setting of fields. Handle
10050 OMP_CLAUSE_PRIVATE_OUTER_REF.
10051 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
10052 copy-out if TREE_READONLY, only copy-in.
10053 (expand_task_copyfn): New function.
10054 (expand_task_call): New function.
10055 (struct omp_taskcopy_context): New type.
10056 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
10058 (lower_omp_parallel): Rename to...
10059 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10060 Call create_task_copyfn if srecord_type is needed. Adjust
10062 (task_shared_vars): New variable.
10063 (check_omp_nesting_restrictions): Warn if work-sharing,
10064 barrier, master or ordered region is closely nested inside OMP_TASK.
10065 Add warnings for barrier if closely nested inside of work-sharing,
10066 ordered, or master region.
10067 (scan_omp_1): Call check_omp_nesting_restrictions even for
10068 GOMP_barrier calls. Rename parallel_nesting_level to
10069 taskreg_nesting_level. Handle OMP_TASK.
10070 (lower_lastprivate_clauses): Even if some lastprivate is found on a
10071 work-sharing construct, continue looking for them on parent parallel
10073 (lower_omp_for_lastprivate): Add lastprivate clauses
10074 to the beginning of dlist rather than end. Adjust for struct
10075 omp_for_data changes.
10076 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
10077 not after it. Handle collapsed OMP_FOR loops, adjust for
10078 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
10079 (get_ws_args_for): Adjust extract_omp_for_data caller.
10080 (scan_omp_for): Handle collapsed OMP_FOR
10081 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10082 (lower_omp_single_simple): If libgomp function doesn't return
10083 boolean_type_node, add comparison of the return value with 0.
10084 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
10085 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
10086 (parallel_nesting_level): Rename to...
10087 (taskreg_nesting_level): ... this.
10088 (is_taskreg_ctx): New function.
10089 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
10090 of is_parallel_ctx.
10091 (execute_lower_omp): Rename parallel_nesting_level to
10092 taskreg_nesting_level.
10093 (expand_omp_parallel): Rename to...
10094 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10095 Call omp_task_call for OMP_TASK regions.
10096 (expand_omp): Adjust caller, handle OMP_TASK.
10097 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
10099 * bitmap.c (bitmap_default_obstack_depth): New variable.
10100 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
10101 if argument is NULL and bitmap_default_obstack is already initialized.
10102 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
10104 * matrix-reorg.c (matrix_reorg): Likewise.
10106 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10108 * config/i386/i386.md (*indirect_jump): Macroize using P
10109 mode iterator. Remove !TARGET_64BIT from insn constraints.
10110 (*tablejump_1): Ditto.
10111 (*indirect_jump_rex64): Remove insn pattern.
10112 (*tablejump_1_rex64): Ditto.
10113 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
10114 and eh_return_si insn patterns.
10116 2008-06-06 Richard Guenther <rguenther@suse.de>
10118 * tree-ssa-structalias.c (merge_smts_into): Remove.
10119 (find_what_p_points_to): Do not bother to compute the
10120 points-to set for pt_anything pointers.
10121 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
10122 for pt_anything pointers is ok.
10124 2008-06-06 Jan Hubicka <jh@suse.cz>
10126 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
10128 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10130 * cgraph.c: Fix typos in comments.
10131 (cgraph_availability_names): Fix string typo.
10132 * fold-const.c: Fix typos in comments.
10133 (fold_binary): Fix typo in warning.
10134 * genautomata.c: Fix typos in comments.
10135 (check_presence_pattern_sets): Fix typo in local variable.
10136 (output_description): Fix typo in output.
10137 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
10138 * hwint.h: Likewise.
10139 * matrix-reorg.c (check_allocation_function): Likewise.
10140 * omega.c (smooth_weird_equations): Likewise.
10141 * auto-inc-dec.c: Fix typos in comments.
10142 * bb-reorder.c: Likewise.
10143 * builtins.c: Likewise.
10144 * c-common.c: Likewise.
10145 * c-cppbuiltin.c: Likewise.
10146 * c-parser.c: Likewise.
10147 * c-pretty-print.c: Likewise.
10148 * cfgcleanup.c: Likewise.
10149 * cfgexpand.c: Likewise.
10150 * cfghooks.c: Likewise.
10151 * cfglayout.c: Likewise.
10152 * cfgloopmanip.c: Likewise.
10153 * cgraphunit.c: Likewise.
10154 * coverage.c: Likewise.
10155 * dbxout.c: Likewise.
10156 * df-byte-scan.c: Likewise.
10157 * df-core.c: Likewise.
10158 * df-problems.c: Likewise.
10159 * df-scan.c: Likewise.
10161 * dominance.c: Likewise.
10162 * domwalk.c: Likewise.
10164 * dwarf2out.c: Likewise.
10165 * emit-rtl.c: Likewise.
10166 * et-forest.c: Likewise.
10167 * function.c: Likewise.
10168 * function.h: Likewise.
10170 * gcov-io.c: Likewise.
10171 * gcov.c: Likewise.
10172 * gcse.c: Likewise.
10173 * genattrtab.c: Likewise.
10174 * ggc-page.c: Likewise.
10175 * gimplify.c: Likewise.
10176 * gthr-lynx.h: Likewise.
10177 * haifa-sched.c: Likewise.
10178 * ipa-cp.c: Likewise.
10179 * ipa-inline.c: Likewise.
10180 * ipa-prop.h: Likewise.
10181 * ipa-pure-const.c: Likewise.
10182 * ipa-struct-reorg.c: Likewise.
10183 * ipa-struct-reorg.h: Likewise.
10184 * ipa-type-escape.c: Likewise.
10186 * loop-doloop.c: Likewise.
10187 * mips-tfile.c: Likewise.
10188 * mkmap-flat.awk: Likewise.
10189 * mkmap-symver.awk: Likewise.
10190 * modulo-sched.c: Likewise.
10191 * omp-low.c: Likewise.
10192 * optabs.c: Likewise.
10193 * optabs.h: Likewise.
10194 * opts.c: Likewise.
10195 * passes.c: Likewise.
10196 * postreload-gcse.c: Likewise.
10197 * postreload.c: Likewise.
10198 * predict.c: Likewise.
10199 * pretty-print.h: Likewise.
10200 * profile.c: Likewise.
10201 * protoize.c: Likewise.
10202 * ra-conflict.c: Likewise.
10203 * real.c: Likewise.
10204 * recog.c: Likewise.
10205 * regclass.c: Likewise.
10206 * regs.h: Likewise.
10207 * reload.c: Likewise.
10208 * rtl-error.c: Likewise.
10209 * rtlanal.c: Likewise.
10210 * scan.h: Likewise.
10211 * sched-rgn.c: Likewise.
10213 * stmt.c: Likewise.
10214 * target.h: Likewise.
10215 * tree-dfa.c: Likewise.
10216 * tree-eh.c: Likewise.
10217 * tree-flow-inline.h: Likewise.
10218 * tree-inline.c: Likewise.
10219 * tree-into-ssa.c: Likewise.
10220 * tree-loop-distribution.c: Likewise.
10221 * tree-nested.c: Likewise.
10222 * tree-parloops.c: Likewise.
10223 * tree-pass.h: Likewise.
10224 * tree-pretty-print.c: Likewise.
10225 * tree-profile.c: Likewise.
10226 * tree-scalar-evolution.c: Likewise.
10227 * tree-sra.c: Likewise.
10228 * tree-ssa-alias-warnings.c: Likewise.
10229 * tree-ssa-ccp.c: Likewise.
10230 * tree-ssa-coalesce.c: Likewise.
10231 * tree-ssa-dom.c: Likewise.
10232 * tree-ssa-dse.c: Likewise.
10233 * tree-ssa-forwprop.c: Likewise.
10234 * tree-ssa-live.c: Likewise.
10235 * tree-ssa-live.h: Likewise.
10236 * tree-ssa-loop-im.c: Likewise.
10237 * tree-ssa-loop-ivopts.c: Likewise.
10238 * tree-ssa-loop-niter.c: Likewise.
10239 * tree-ssa-loop-prefetch.c: Likewise.
10240 * tree-ssa-phiopt.c: Likewise.
10241 * tree-ssa-phiprop.c: Likewise.
10242 * tree-ssa-sccvn.c: Likewise.
10243 * tree-ssa-ter.c: Likewise.
10244 * tree-ssa-threadupdate.c: Likewise.
10245 * tree-ssa.c: Likewise.
10246 * tree-vect-analyze.c: Likewise.
10247 * tree-vect-transform.c: Likewise.
10248 * tree-vectorizer.c: Likewise.
10249 * tree-vn.c: Likewise.
10250 * tree-vrp.c: Likewise.
10251 * tree.c: Likewise.
10252 * tree.def: Likewise.
10253 * tree.h: Likewise.
10254 * unwind-dw2-fde.c: Likewise.
10255 * unwind.inc: Likewise.
10256 * value-prof.c: Likewise.
10257 * vmsdbgout.c: Likewise.
10259 2008-06-05 David Edelsohn <edelsohn@gnu.org>
10261 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
10262 always place FP constants in the TOC for TARGET_POWERPC64.
10263 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
10265 2008-06-05 Joseph Myers <joseph@codesourcery.com>
10267 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
10268 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
10269 enable for TARGET_E500_DOUBLE.
10270 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
10271 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
10272 floating-point modes like integer modes for E500 double.
10273 (rs6000_legitimate_offset_address_p): Likewise.
10274 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
10275 addressing for DDmode for E500 double.
10276 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
10277 modes as using 64-bits of registers for E500 double.
10278 (spe_build_register_parallel): Do not handle DDmode or TDmode.
10279 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
10280 specially for E500 double.
10281 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
10282 TDmode for E500 double.
10283 (rs6000_gimplify_va_arg): Only handle SDmode in registers
10284 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
10285 (rs6000_split_multireg_move): Do not handle TDmode specially for
10287 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
10288 using 64-bit registers for E500 double.
10289 (emit_frame_save): Do not handle DDmode specially for E500 double.
10290 (gen_frame_mem_offset): Likewise.
10291 (rs6000_function_value): Do not call spe_build_register_parallel
10292 for DDmode or TDmode.
10293 (rs6000_libcall_value): Likewise.
10294 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
10295 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
10298 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
10300 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
10303 2008-06-04 Junjie Gu <jgu@tensilica.com>
10305 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
10306 comparison for frame pointers.
10308 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10311 * config/avr/avr.h (PUSH_ROUNDING): Remove.
10313 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10316 * builtins.c (expand_builtin_signbit): Don't take lowpart when
10317 register is already smaller or equal to required mode.
10319 2008-06-04 Xinliang David Li <davidxl@google.com>
10321 * tree-call-cdce.c: New file.
10322 (cond_dead_built_in_calls): New static variable.
10323 (input_domain): New struct.
10324 (check_pow): New function.
10325 (check_builtin_call): Ditto.
10326 (check_target_format): Ditto.
10327 (is_call_dce_candidate): Ditto.
10328 (gen_one_condition): Ditto.
10329 (gen_conditions_for_domain): Ditto.
10330 (get_domain): Ditto.
10331 (gen_conditions_for_pow_cst_base): Ditto.
10332 (gen_conditions_for_pow_int_base): Ditto.
10333 (gen_conditions_for_pow): Ditto.
10334 (get_no_error_domain): Ditto.
10335 (gen_shrink_wrap_conditions): Ditto.
10336 (shrink_wrap_one_built_in_call): Ditto.
10337 (shink_wrap_conditional_dead_built_in_calls): Ditto.
10338 (tree_call_cdce): Ditto.
10339 (gate_call_cdce): Ditto.
10340 (pass_call_cdce): New gimple pass.
10341 * passes.c: (init_optimization_passes): New pass.
10342 * tree-pass.h: New pass declaration.
10343 * opts.c (decode_options): New flag setting.
10344 * common.opt: Add -ftree-builtin-call-dce flag.
10345 * Makefile.in: Add new source file.
10346 * tempvar.def: New tv_id.
10347 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
10349 2008-06-04 Richard Guenther <rguenther@suse.de>
10351 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
10352 (is_call_clobbered): Always check var_ann->call_clobbered.
10353 (mark_call_clobbered): Always set var_ann->call_clobbered.
10354 (clear_call_clobbered): Always clear var_ann->call_clobbered.
10355 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
10356 (reset_alias_info): Clear call clobbering info on MTAGs and
10358 (set_pt_anything): Set pt_global_mem.
10359 (create_tag_raw): Adjust comment.
10360 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
10362 2008-06-04 Joseph Myers <joseph@codesourcery.com>
10363 Maxim Kuvyrkov <maxim@codesourcery.com>
10365 * config/m68k/m68k.opt (mxgot): New option.
10366 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
10367 (m68k_output_addr_const_extra): New.
10368 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
10369 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
10370 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
10371 * doc/invoke.texi (M680x0 Options): Document -mxgot.
10373 2008-06-04 Richard Guenther <rguenther@suse.de>
10375 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
10376 negative or non-representable offsets.
10378 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
10380 * config/i386/i386.c (ix86_gen_leave): New.
10381 (ix86_gen_pop1): Likewise.
10382 (ix86_gen_add3): Likewise.
10383 (ix86_gen_sub3): Likewise.
10384 (ix86_gen_sub3_carry): Likewise.
10385 (ix86_gen_one_cmpl2): Likewise.
10386 (ix86_gen_monitor): Likewise.
10387 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
10388 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
10389 ix86_gen_one_cmpl2 and ix86_gen_monitor.
10390 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
10391 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
10392 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
10393 (ix86_expand_epilogue): Updated.
10394 (print_operand): Handle integer register operand for 'z'.
10395 (ix86_expand_strlensi_unroll_1): Likewise.
10396 (ix86_expand_strlen): Likewise.
10397 (ix86_expand_builtin): Likewise.
10398 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
10399 mov{q}/mov{l} and add{q}/add{l}.
10401 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10403 * config/i386/i386.md (P): New mode iterator.
10404 (SFmode push_operand splitter): Macroize DImode and SImode pushes
10405 using P mode iterator.
10406 (DFmode push_operand splitter): Ditto.
10407 (XFmode push_operand splitter): Ditto.
10408 (DFmode float_extend SFmode push_operand splitter): Ditto.
10409 (XFmode float_extend SFmode push_operand splitter): Do not generate
10410 SImode pushes for 64bit target. Macroize Dimode and SImode
10411 pushes using P mode iterator.
10412 (XFmode float_extend DFmode push_operand splitter): Ditto.
10414 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10416 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
10417 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
10418 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
10419 return type to int.
10420 (ix86_call_abi_override): Remove check for call_used_regs.
10422 2008-06-03 Richard Guenther <rguenther@suse.de>
10424 * tree-ssa-structalias.c (find_func_aliases): Add constraints
10425 for the lhs of calls if the return type contains pointers.
10427 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10429 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
10430 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
10431 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
10432 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
10433 of cfun and DEFAULT_ABI to deceide abi mode.
10434 (DEFAULT_ABI): New.
10435 (REG_PARM_STACK_SPACE): Removed.
10436 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
10437 (STACK_BOUNDARY): Use default target to deceide stack boundary.
10438 * config/i386/i386-protos.h (ix86_cfun_abi): New.
10439 (ix86_function_abi): Likewise.
10440 (ix86_function_type_abi): Likewise.
10441 (ix86_call_abi_override): Likewise.
10442 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
10443 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
10444 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
10445 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
10447 (X86_64_REGPARM_MAX): New.
10448 (X86_64_SSE_REGPARM_MAX): New.
10449 (X64_REGPARM_MAX): New.
10450 (X64_SSE_REGPARM_MAX): New.
10451 (X86_32_REGPARM_MAX): New.
10452 (X86_32_SSE_REGPARM_MAX): New.
10453 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
10454 (ix86_function_regparm): Handle user calling abi.
10455 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
10456 by DEFAULT_ABI versus SYSV_ABI check.
10457 (ix86_reg_parm_stack_space): New.
10458 (ix86_function_type_abi): New.
10459 (ix86_call_abi_override): New.
10460 (ix86_function_abi): New.
10461 (ix86_cfun_abi): New.
10462 (init_cumulative_args): Call abi specific initialization.
10463 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
10464 (function_arg_64): Extend SSE_REGPARM_MAX check.
10465 (function_arg (): Remove TARGET_64BIT_MS_ABI.
10466 (ix86_pass_by_reference): Likewise.
10467 (ix86_function_value_regno_p): Likewise.
10468 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
10469 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
10470 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
10471 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
10472 (setup_incoming_varargs_64): Adjust regparm for call abi.
10473 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
10474 (ix86_va_start): Likewise.
10475 (ix86_gimplify_va_arg): Likewise.
10476 (ix86_expand_prologue): Likewise.
10477 (output_pic_addr_const): Likewise.
10478 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
10479 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
10480 (x86_output_mi_thunk): Likewise.
10481 (x86_function_profiler): Likewise.
10482 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
10483 (SYSV_ABI, MS_ABI): New constants.
10484 (DEFAULT_ABI): New.
10485 (init_regs): Add prototype of function in regclass.c file.
10486 (OVERRIDE_ABI_FORMAT): New.
10487 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
10488 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
10489 (OUTGOING_REG_PARM_STACK_SPACE): New.
10490 (ix86_reg_parm_stack_space): New prototype.
10491 (CUMULATIVE_ARGS): Add call_abi member.
10492 (machine_function): Add call_abi member.
10493 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
10494 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
10496 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
10499 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
10500 (avr_builtin_setjmp_frame_value): New function.
10501 * config/avr/avr.md (nonlocal_goto_receiver): Define.
10502 (nonlocal_goto): Define.
10504 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
10506 * config/mips/mips.c (mips_emit_loadgp): Return early if
10507 there is nothing do to, otherwise emit a blockage if
10508 !TARGET_EXPLICIT_RELOCS || crtl->profile.
10509 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
10511 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10513 * configure.ac: Drop unneeded backslash ending up in config.in.
10514 * acinclude.m4: Likewise.
10515 * config.in: Regenerate.
10517 2008-05-26 Jan Hubicka <jh@suse.cz>
10519 * predict.c (maybe_hot_frequency_p): Break out of...
10520 (maybe_hot_bb_p): ... here.
10521 (maybe_hot_edge_p): New.
10522 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
10523 * basic-block.h (maybe_hot_edge_p): Declare.
10525 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
10527 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
10528 (*cmpfp_<mode>_cc): Ditto.
10529 (*fp_jcc_8<mode>_387): Ditto.
10530 (*fop_<MODEF:mode>_2_i387): Ditto.
10531 (*fop_<MODEF:mode>_3_i387): Ditto.
10532 (*fop_xf_2_i387): Ditto.
10533 (*fop_xf_3_i387): Ditto.
10535 2008-06-02 Tomas Bily <tbily@suse.cz>
10537 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
10539 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10541 * config/mips/mips.c (mips_valid_offset_p): New function.
10542 (mips_valid_lo_sum_p): Likewise.
10543 (mips_classify_address): Use them.
10544 (mips_force_address): New function.
10545 (mips_legitimize_address): Use it.
10546 * config/mips/mips.md (MOVE128): New mode iterator.
10547 (movtf): Require TARGET_64BIT. Remove empty strings.
10548 (*movtf_internal): Rename to...
10549 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
10550 of "R" and use {,fp}{load,store} attributes instead of "multi".
10551 Use a separate define_split.
10552 (*movtf_mips16): New pattern.
10554 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10556 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
10557 * config/mips/mips.c (mips_expand_before_return): New function.
10558 (mips_expand_epilogue): Call it.
10559 * config/mips/mips.md (return): Turn into a define_expand.
10560 (*return): New insn.
10562 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10564 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
10565 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
10566 functions. Do not emit uses and clobbers of CONCATs; individually
10567 use and clobber their operands.
10568 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
10569 gen_clobber, emit_use and gen_use.
10570 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
10571 (expand_builtin_return): Likewise.
10572 * cfgbuild.c (count_basic_blocks): Likewise.
10573 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
10574 * explow.c (emit_stack_restore): Likewise.
10575 * expmed.c (extract_bit_field_1): Likewise.
10576 * expr.c (convert_move, emit_move_complex_parts): Likewise.
10577 (emit_move_multi_word, store_constructor): Likewise.
10578 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
10579 (thread_prologue_and_epilogue_insns): Likewise.
10580 * lower-subreg.c (resolve_simple_move): Likewise.
10581 * optabs.c (widen_operand, expand_binop): Likewise.
10582 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
10583 * reload.c (find_reloads): Likewise.
10584 * reload1.c (eliminate_regs_in_insn): Likewise.
10585 * stmt.c (expand_nl_goto_receiver): Likewise.
10586 * config/alpha/alpha.md (builtin_longjmp): Likewise.
10587 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
10588 * config/arm/arm.c (arm_load_pic_register): Likewise.
10589 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
10590 * config/arm/arm.md (untyped_return): Likewise.
10591 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
10592 * config/avr/avr.c (expand_prologue): Likewise.
10593 * config/bfin/bfin.c (do_unlink): Likewise.
10594 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
10595 * config/cris/cris.c (cris_expand_prologue): Likewise.
10596 * config/darwin.c (machopic_indirect_data_reference): Likewise.
10597 (machopic_legitimize_pic_address): Likewise.
10598 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
10599 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
10600 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
10601 (ix86_expand_convert_uns_didf_sse): Likewise.
10602 (ix86_expand_vector_init_general): Likewise.
10603 * config/ia64/ia64.md (eh_epilogue): Likewise.
10604 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
10605 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
10606 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
10607 (config/iq2000/iq2000.c): Likewise.
10608 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
10609 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
10610 (builtin_longjmp): Likewise.
10611 * config/mn10300/mn10300.md (call, call_value): Likewise.
10612 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
10613 * config/pdp11/pdp11.md (abshi2): Likewise.
10614 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10615 * config/s390/s390.c (s390_emit_prologue): Likewise.
10616 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
10617 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
10618 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
10619 * config/sh/sh.c (prepare_move_operands): Likewise.
10620 (output_stack_adjust, sh_expand_epilogue): Likewise.
10621 (sh_set_return_address, sh_expand_t_scc): Likewise.
10622 * config/sparc/sparc.c (load_pic_register): Likewise.
10623 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
10624 * config/spu/spu.c (spu_expand_epilogue): Likewise.
10625 * config/v850/v850.c (expand_epilogue): Likewise.
10627 2008-05-31 Anatoly Sokolov <aesok@post.ru>
10629 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
10630 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
10631 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
10632 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
10633 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
10634 stack pointer register.
10635 (output_movhi): Remove code for interrupt specific writing to the
10636 stack pointer register.
10638 2008-05-31 Richard Guenther <rguenther@suse.de>
10640 PR tree-optimization/34244
10641 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
10642 (tree_expr_nonzero_warnv_p): Likewise.
10643 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
10644 ssa_name_nonnegative_p.
10645 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
10646 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
10647 not tree_expr_nonzero_warnv_p.
10649 PR tree-optimization/36262
10651 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
10653 PR tree-optimization/34244
10654 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
10655 (record_numbers_of_iterations): New function.
10656 (execute_vrp): Cache the numbers of iterations of loops.
10657 * tree-scalar-evolution.c (scev_reset_except_niters):
10659 (scev_reset): Use scev_reset_except_niters.
10660 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
10662 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
10664 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
10665 __WORKAROUND_RETS when appropriate.
10667 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
10669 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
10670 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
10672 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
10673 *fop_df_comm_sse insn patterns using MODEF mode iterator.
10674 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
10675 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
10676 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
10677 *fop_df_1_mixed insn patterns using MODEF mode iterator.
10678 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
10679 *fop_df_1_sse insn patterns using MODEF mode iterator.
10680 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
10681 *fop_df_1_i387 insn patterns using MODEF mode iterator.
10682 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
10683 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
10684 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
10685 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
10686 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
10687 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
10688 (*fop_xf_4_i387): Use <MODE> for mode attribute.
10689 (*fop_xf_5_i387): Ditto.
10690 (*fop_xf_6_i387): Ditto.
10692 2008-05-30 Richard Guenther <rguenther@suse.de>
10694 * builtins.c (build_string_literal): Avoid generating
10695 a non-gimple_val result.
10697 2008-05-30 DJ Delorie <dj@redhat.com>
10699 * exec-tool.in: Use an environment variable (private) instead of a
10700 file (shared) as a semaphore, so as to not break parallel builds.
10702 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
10704 * optabs.c (maybe_encapsulate_block): Remove.
10705 (emit_libcall_block): Adjust accordingly.
10706 * optabs.h (maybe_encapsulate_block): Remove prototype.
10708 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
10709 Don't use maybe_encapsulate_block.
10711 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
10713 * config/rs6000/rs6000.c (rs6000_legitimize_address,
10714 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
10715 rtx is a SYMBOL_REF before calling get_pool_constant.
10717 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
10719 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
10721 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
10723 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
10724 rather than OS names to choose INO_T_EQ definition.
10725 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
10726 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
10728 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
10731 * config/darwin-f.c: New.
10732 * config/t-darwin: Added rule to build darwin-f.o.
10733 * config.gcc: Defined new variable, fortran_target_objs.
10734 (*-*-darwin*): Set fortran_target_objs.
10735 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
10736 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
10737 * configure: Regenerated.
10739 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
10742 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
10743 canonical type if needed.
10745 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
10747 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
10749 2008-05-29 Richard Guenther <rguenther@suse.de>
10751 PR tree-optimization/36343
10752 PR tree-optimization/36346
10753 PR tree-optimization/36347
10754 * tree-flow.h (clobber_what_p_points_to): Declare.
10755 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
10756 pointed-to variable is dereferenced is irrelevant to whether
10757 the pointer can access the pointed-to variable.
10758 (clobber_what_p_points_to): New function.
10759 * tree-ssa-alias.c (set_initial_properties): Use it.
10760 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
10761 call clobber check for NMTs.
10763 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
10765 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
10766 for printing gcov_type.
10768 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
10770 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
10771 and the eh region information.
10772 * value-prof.c (gimple_move_stmt_histograms): New function.
10773 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
10775 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
10777 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
10779 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
10781 * value-prof.c (tree_ic_transform): Print counts.
10782 * tree-profile.c (tree_gen_ic_func_profiler):
10783 Clear __gcov_indreict_call_callee variable to avoid misattribution
10786 2008-05-28 Rafael Espindola <espindola@google.com>
10788 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
10791 2008-05-28 Richard Guenther <rguenther@suse.de>
10793 PR tree-optimization/36339
10794 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
10795 and clobbering code out of the loop.
10797 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
10799 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
10802 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
10803 s390_contiguous_bitmask_p, s390_symref_operand_p,
10804 s390_check_symref_alignment, s390_reload_larl_operand,
10805 s390_reload_symref_address): New functions.
10806 (s390_branch_condition_mnemonic): Support compare and branch
10808 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
10809 and 'W' constraints.
10810 (s390_secondary_reload): Add secondary reloads for unaligned
10811 symbol refs or symbol refs to floating point or QI/TI mode
10813 (legitimate_address_p): Accept symbol references as addresses.
10814 (s390_expand_insv): Use rotate and insert selected bits
10815 instruction for insv when building for z10.
10816 (print_operand_address): Handle symbol ref addresses.
10817 (print_operand): Output modifier 'c' added for signed byte values.
10818 (s390_encode_section_info): Mark symbol refs with
10819 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
10821 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
10822 (length attribute): RRF, RRR have 4 byte length.
10823 (FPALL, INTALL): New mode iterators added.
10824 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
10825 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
10826 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
10827 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
10828 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
10829 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
10830 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
10831 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
10833 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
10834 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
10835 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
10836 reload<INTALL:mode><P:mode>_toreg_z10,
10837 reload<FPALL:mode><P:mode>_tomem_z10,
10838 reload<FPALL:mode><P:mode>_toreg_z10,
10839 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
10840 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
10841 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
10842 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
10844 (movmem, clrmem, cmpmem): New splitters added.
10846 * config/s390/predicates.md (larl_operand): Use
10847 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
10848 SYMBOL_REF_ALIGN1_P.
10849 (s390_signed_integer_comparison,
10850 s390_unsigned_integer_comparison): New predicates.
10852 * config/s390/s390-protos.h (s390_check_symref_alignment,
10853 s390_contiguous_bitmask_p, s390_reload_larl_operand,
10854 s390_reload_symref_address,
10855 s390_compare_and_branch_condition_mask): Prototypes added.
10857 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
10858 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
10859 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
10861 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
10863 * config/s390/s390.c (z10_cost): New cost function for z10.
10864 (s390_handle_arch_option, override_options): Support -march=z10 switch.
10865 (s390_issue_rate): Adjust issue rate for z10.
10866 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
10867 (processor_flags): Add PF_Z10.
10868 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
10869 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
10870 * gcc/config.gcc: Add z10.
10872 2008-05-28 Richard Guenther <rguenther@suse.de>
10874 PR tree-optimization/36291
10875 * tree-flow. h (struct gimple_df): Remove var_anns member.
10876 * tree-flow-inline.h (gimple_var_anns): Remove.
10877 (var_ann): Simplify.
10878 * tree-dfa.c (create_var_ann): Simplify.
10879 (remove_referenced_var): Clear alias info from var_anns of globals.
10880 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
10881 (delete_tree_ssa): Clear alias info from var_anns of globals.
10882 Do not free var_anns.
10883 (var_ann_eq): Remove.
10884 (var_ann_hash): Likewise.
10886 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
10888 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
10889 and loongson2f entries.
10890 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
10891 * config/mips/mips.h (processor_type): Add Loongson-2E
10892 and Loongson-2F entries.
10893 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
10894 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
10895 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
10896 * doc/invoke.texi (MIPS Options): Document loongson2e
10897 and loongson2f processor names.
10899 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
10903 * config/i386/i386.c (ix86_function_arg_boundary): Use
10904 alignment of canonical type.
10905 (ix86_expand_vector_move): Check unaligned memory access for
10908 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
10910 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
10911 Moved to the front of file.
10913 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
10914 H.J. Lu <hongjiu.lu@intel.com>
10916 * dwarf2out.c (current_fde): New.
10918 (lookup_cfa:): Likewise.
10919 (dwarf2out_end_epilogue): Likewise.
10920 (dwarf2out_note_section_used): Likewise.
10922 2008-05-27 Michael Matz <matz@suse.de>
10925 * c.opt (Wenum-compare): New warning option.
10926 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
10928 2008-05-27 Michael Matz <matz@suse.de>
10930 PR middle-end/36326
10931 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
10933 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
10934 into memory as tail calls.
10936 2008-05-27 Richard Guenther <rguenther@suse.de>
10938 PR tree-optimization/36339
10939 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
10940 pointers cause all addressable variables to be call clobbered.
10942 2008-05-27 Richard Guenther <rguenther@suse.de>
10944 PR tree-optimization/36245
10945 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
10947 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10949 * config/s390/s390.md: Replace all occurences of the 'm'
10950 constraint with 'RT'.
10952 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10954 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
10956 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
10958 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
10959 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
10960 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
10962 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10964 * reload.c: (find_reloads): Skip alternatives according to the
10965 "enabled" attribute. Constify the constraint variable.
10966 * recog.c (get_attr_enabled): Add default implementation.
10967 (extract_insn): Set the alternative_enabled_p array
10968 in the recog_data struct.
10969 (preprocess_constraints, constrain_operands): Skip
10970 alternatives according to the "enabled" attribute
10971 * recog.h (struct recog_data): New field alternative_enabled_p.
10972 (skip_alternative): New inline function.
10973 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
10974 (record_reg_classes): Skip alternative according to the
10975 "enabled" attribute.
10977 * doc/md.texi: Add documention for the "enabled" attribute.
10979 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10981 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
10982 * postreload.c (reload_cse_simplify_operands): Replace 'm'
10983 constraint with TARGET_MEM_CONSTRAINT.
10984 * recog.c (asm_operand_ok, preprocess_constraints,
10985 constrain_operands): Likewise.
10986 * regclass.c (record_reg_classes): Likewise.
10987 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
10988 * reload1.c (maybe_fix_stack_asms): Likewise.
10989 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
10990 * recog.h: Adjust comment.
10991 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
10992 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
10993 * doc/md.texi: Add a note to description of 'm' constraint.
10994 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
10996 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
10998 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
10999 that the bitfield is of integral type before testing its precision.
11001 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11002 Sa Liu <saliu@de.ibm.com>
11004 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
11005 __modti3, __udivti3, __umodti3 and __udivmodti4.
11006 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
11007 that implement TImode mul and div functions.
11008 * config/spu/multi3.c: New. Implement __multi3.
11009 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
11010 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
11013 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
11015 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
11016 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
11017 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
11018 tls_sysv_suffix): New mode and mode attribute iterators.
11019 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
11020 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
11021 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
11022 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
11023 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
11026 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
11028 PR tree-optimization/36329
11029 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
11030 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
11031 * cgraphbuild.c (initialize_inline_failed): Use the latter
11032 macro in lieu of the former.
11033 * ipa-inline.c (cgraph_mark_inline): Likewise.
11034 (cgraph_decide_inlining_of_small_function): Likewise.
11035 (cgraph_decide_inlining): Likewise.
11036 (cgraph_decide_inlining_incrementally): Likewise.
11038 2008-05-26 Tristan Gingold <gingold@adacore.com>
11039 Anatoly Sokolov <aesok@post.ru>
11041 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
11042 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
11043 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
11044 optimization for 'avr6' architecture.
11046 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
11049 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
11051 2008-05-26 Richard Guenther <rguenther@suse.de>
11053 * tree-ssa-sccvn.c (expr_has_constants): Declare.
11054 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
11056 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
11058 PR middle-end/36253
11059 * caller-save.c (insert_restore): Verify alignment of spill space.
11060 (insert_save): Likewise.
11061 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
11062 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
11063 (STACK_SLOT_ALIGNMENT): Likewise.
11064 * function.c (LOCAL_ALIGNMENT): Removed.
11065 (get_stack_local_alignment): New.
11066 (assign_stack_local): Use it. Set alignment on stack slot.
11067 (assign_stack_temp_for_type): Use get_stack_local_alignment.
11068 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
11069 (STACK_SLOT_ALIGNMENT): New.
11070 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
11071 stack slot in XFmode.
11073 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
11075 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
11078 * config/i386/i386.md (allocate_stack_worker_64): Make sure
11079 argument operand in rax isn't removed.
11081 2008-05-26 Richard Guenther <rguenther@suse.de>
11083 PR middle-end/36300
11084 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
11085 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
11087 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11090 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
11092 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
11094 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
11095 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
11097 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11099 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
11100 build a trampoline if we don't want one.
11101 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
11102 return zero for nested functions if we don't want a trampoline.
11104 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11106 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
11108 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11111 * c.opt: Removed undocumented option '-lang-fortran'.
11112 * c-common.h: Removed global variable 'lang_fortran'.
11113 * c-opts.c (c_common_handle_option): Removed code to handle
11114 option '-lang-fortran'. Updated includes.
11115 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
11116 definition of '__GFORTRAN__'.
11117 (define__GNUC__): Reimplemented to use BASEVER and
11118 cpp_define_formatted.
11119 (builtin_define_with_value_n): Removed.
11120 * c-incpath.h: Renamed to ...
11121 * incpath.h: ... this.
11122 * c-incpath.c: Renamed to ...
11123 * incpath.c: ... this. Updated includes.
11124 * fix-header.c: Updated includes.
11125 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
11126 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
11127 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
11129 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11131 * tree.h: Update the table of flags used on tree nodes.
11132 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
11133 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
11134 (FORCED_LABEL): Add access check.
11135 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
11136 (ASM_INPUT_P): Likewise.
11137 (ASM_VOLATILE_P): Likewise.
11138 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
11139 (OMP_SECTION_LAST): Access private_flag directly.
11140 (OMP_RETURN_NOWAIT): Likewise.
11141 (OMP_PARALLEL_COMBINED): Likewise.
11142 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
11143 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
11144 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
11145 deprecated_flag directly.
11147 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
11149 * final.c (frame_pointer_needed): Removed.
11150 * flags.h (frame_pointer_needed): Likewise.
11152 * function.h (rtl_data): Add frame_pointer_needed.
11153 (frame_pointer_needed): New.
11155 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
11157 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
11159 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
11161 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
11164 2008-05-25 Alan Modra <amodra@bigpond.net.au>
11166 * c-common.c (strip_array_types): Move function to..
11168 (get_inner_array_type): Delete.
11169 * c-common.h (strip_array_types): Move declaration to..
11171 (get_inner_array_type): Delete.
11172 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
11173 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
11174 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
11175 * config/pa/pa.c (emit_move_sequence): Likewise.
11177 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
11179 * config/i386/i386.md (*sse_prologue_save_insn): Set length
11182 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
11184 * function.c: Include target hook for nonlocal_goto frame value.
11186 2008-05-24 Richard Guenther <rguenther@suse.de>
11188 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
11189 variable can be only accessed through a pointer or a union.
11191 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11193 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
11194 * doc/extend.texi: Likewise.
11196 2008-05-23 DJ Delorie <dj@redhat.com>
11198 * config/m32c/jump.md (untyped_call): Add.
11200 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
11201 for A24 to PSImode.
11202 (m32c_address_cost): Detail costs for indirect offsets.
11204 2008-05-23 Rafael Espindola <espindola@google.com>
11206 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
11207 if a node is a SUBREG.
11208 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
11211 2008-05-23 Paul Brook <paul@codesourcery.com>
11212 Carlos O'Donell <carlos@codesourcery.com>
11214 * doc/extend.texi: Clarify use of __attribute__((naked)).
11215 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11216 * target.h (gcc_target): Add allocate_stack_slots_for_args.
11217 * function.c (use_register_for_decl): Use
11218 targetm.calls.allocate_stack_slots_for_args.
11219 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11220 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
11221 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
11223 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
11225 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
11227 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
11229 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
11230 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
11231 is only rounded once.
11233 2008-05-23 Richard Guenther <rguenther@suse.de>
11235 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
11237 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
11238 Jakub Jelinek <jakub@redhat.com>
11241 * configure.ac: Handle --enable-cld.
11242 * configure: Regenerated.
11243 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
11244 * config/i386/i386.h (struct machine_function): Add needs_cld field.
11245 (ix86_current_function_needs_cld): New define.
11246 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
11247 (cld): New isns pattern.
11248 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
11249 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
11250 * config/i386/i386.opt (mcld): New option.
11251 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
11252 TARGET_CLD and ix86_current_function_needs_cld.
11253 (override_options): Use -mcld by default for 32-bit code if
11256 * doc/install.texi (Options specification): Document --enable-cld.
11257 * doc/invoke.texi (Machine Dependent Options)
11258 [i386 and x86-64 Options]: Add -mcld option.
11259 (Intel 386 and AMD x86-64 Options): Document -mcld option.
11261 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
11262 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
11263 (return_in_memory_64): Likewise.
11264 (return_in_memory_ms_64): Likewise.
11266 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11268 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
11269 * builtins.c (fold_builtin_fpclassify): New.
11270 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
11271 * builtins.def (BUILT_IN_FPCLASSIFY): New.
11272 * c-common.c (handle_type_generic_attribute): Adjust to accept
11273 fixed arguments before an elipsis.
11274 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
11275 * doc/extend.texi: Document __builtin_fpclassify.
11277 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
11279 * omp-low.c (gate_expand_omp_ssa): Remove.
11280 (pass_expand_omp_ssa): Remove.
11281 (gate_expand_omp): Do not check for flag_openmp_ssa.
11282 * common.opt (-fopenmp-ssa): Remove.
11283 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
11285 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
11287 * config/sh/sh.opt (mfixed-range): New option.
11288 * config/sh/sh-protos.h (sh_fix_range): Declare.
11289 * config/sh/sh.c (sh_fix_range): New function.
11290 * config/sh/sh.h (sh_fixed_range_str): Declare.
11291 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
11293 * doc/invoke.texi (SH Options): Document -mfixed-range.
11295 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
11297 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
11298 it before the redeclaration.
11300 2008-05-22 Anatoly Sokolov <aesok@post.ru>
11302 * config/avr/avr.c (get_sequence_length): Add new function.
11303 (expand_prologue, expand_epilogue): Remove duplicate code.
11305 2008-05-22 Rafael Espindola <espindola@google.com>
11307 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
11310 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
11312 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
11313 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
11315 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
11316 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
11317 (vect_update_misalignment_for_peel): Likewise.
11318 (vector_alignment_reachable_p): Likewise.
11319 * tree-vect-transform.c (vectorizable_load): Likewise.
11320 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11321 (get_vectype_for_scalar_type): Pass mode of scalar_type
11322 to UNITS_PER_SIMD_WORD.
11324 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
11325 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
11326 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
11327 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
11328 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
11330 2008-05-22 Ira Rosen <irar@il.ibm.com>
11332 PR tree-optimization/36293
11333 * tree-vect-transform.c (vect_transform_strided_load): Don't check
11334 if the first load must be skipped because of a gap.
11336 2008-05-22 Richard Guenther <rguenther@suse.de>
11338 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
11339 more cases of offset disambiguation that is possible if
11340 strict-aliasing rules apply.
11341 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
11342 for basic offset and type-based disambiguation.
11344 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11346 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
11347 ix86_expand_vector_set on V16QImode for SSE4.1.
11349 2008-05-21 Tom Tromey <tromey@redhat.com>
11351 * c.opt (Wimport): Mark as undocumented.
11352 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
11354 (Warning Options): Likewise.
11355 * doc/cppopts.texi: Don't mention -Wimport.
11357 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
11359 PR tree-optimization/36287
11360 PR tree-optimization/36286
11361 * lambda-code.c (build_access_matrix): Do not use the loop->num
11362 for computing the number of induction variables: use the loop depth
11365 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
11368 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
11369 option -f(no-)leading-underscore.
11371 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11373 * config/i386/i386.c (ix86_expand_vector_init_general): Use
11374 GET_MODE_NUNITS (mode).
11376 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
11378 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
11379 (-mmulhw): Add 464 to description.
11380 (-mdlmzb): Likewise.
11381 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
11382 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
11384 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
11385 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
11386 * config/rs6000/rs6000.md: Update comments for 464.
11388 2008-05-21 Janis Johnson <janis187@us.ibm.com>
11390 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
11392 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11394 * config/i386/sse.md (vec_extractv4sf): Removed.
11395 (vec_extractv2df): Likewise.
11396 (vec_extractv2di): Likewise.
11397 (vec_extractv4si): Likewise.
11398 (vec_extractv8hi): Likewise.
11399 (vec_extractv16qi): Likewise.
11400 (vec_extract<mode>): New.
11402 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11404 * config/i386/sse.md (vec_setv4sf): Removed.
11405 (vec_setv2df): Likewise.
11406 (vec_setv2di): Likewise.
11407 (vec_setv4si): Likewise.
11408 (vec_setv8hi): Likewise.
11409 (vec_setv16qi): Likewise.
11410 (vec_set<mode>): New.
11412 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11414 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
11415 goto for vec_concat and vec_interleave.
11417 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11419 * config/i386/sse.md (vec_initv4sf): Removed.
11420 (vec_initv2df): Likewise.
11421 (vec_initv2di): Likewise.
11422 (vec_initv4si): Likewise.
11423 (vec_initv8hi): Likewise.
11424 (vec_initv16qi): Likewise.
11425 (vec_init<mode>): New.
11427 2008-05-21 Joseph Myers <joseph@codesourcery.com>
11429 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
11431 2008-05-21 Tom Tromey <tromey@redhat.com>
11433 * ggc-zone.c (lookup_page_table_if_allocated): New function.
11434 (zone_find_object_offset): Likewise.
11435 (gt_ggc_m_S): Likewise.
11436 (highest_bit): Likewise.
11437 * ggc-page.c (gt_ggc_m_S): New function.
11438 * stringpool.c (string_stack): Remove.
11439 (init_stringpool): Update.
11440 (ggc_alloc_string): Use ggc_alloc.
11441 (maybe_delete_ident): New function.
11442 (ggc_purge_stringpool): Likewise.
11443 (gt_ggc_m_S): Remove.
11444 * ggc-common.c (ggc_protect_identifiers): New global.
11445 (ggc_mark_roots): Call ggc_purge_stringpool. Use
11446 ggc_protect_identifiers.
11447 * ggc.h (ggc_protect_identifiers): Declare.
11448 (gt_ggc_m_S): Update.
11449 (ggc_purge_stringpool): Declare.
11450 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
11451 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
11453 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
11455 2008-05-21 David S. Miller <davem@davemloft.net>
11457 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
11460 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
11462 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
11465 2008-05-20 David Daney <ddaney@avtrex.com>
11467 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
11468 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
11469 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
11470 UNSPEC_UPDATE_GOT_VERSION): Renumber.
11471 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
11472 (atomic_hiqi_op): New define_code_iterator.
11473 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
11474 mips_expand_compare_and_swap_12.
11475 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
11476 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
11477 (sync_<optab><mode>, sync_old_<optab><mode>,
11478 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11479 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
11480 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
11481 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
11482 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
11483 (test_and_set_12): New insn.
11484 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
11485 sync_new_<optab><mode>, sync_old_nand<mode>,
11486 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
11487 clobber to operand 0 for SI and DI mode insns.
11488 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
11489 mips_gen_fn_4): New typedefs.
11490 (mips_gen_fn_ptrs): Define new union type.
11491 (mips_expand_compare_and_swap_12): Remove declaration.
11492 (mips_expand_atomic_qihi): Declare function.
11493 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
11494 (mips_expand_atomic_qihi): ... this. Use new generator function
11496 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
11497 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
11498 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
11499 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
11500 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
11501 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
11502 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
11503 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
11504 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
11505 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
11508 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
11510 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
11513 2008-05-20 Anatoly Sokolov <aesok@post.ru>
11515 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
11516 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
11517 (avr_attribute_table): Add 'OS_main' function attribute.
11518 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
11519 functions with 'OS_main' attribute.
11521 2008-05-20 Richard Guenther <rguenther@suse.de>
11523 PR tree-optimization/35204
11524 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
11525 helper, split out from ...
11526 (DFS): ... here. Make the DFS walk non-recursive.
11528 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
11529 Jan Sjodin <jan.sjodin@amd.com>
11531 PR tree-optimization/36181
11532 * tree-parloops.c (loop_has_vector_phi_nodes): New.
11533 (parallelize_loops): Don't parallelize when the loop has vector
11536 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11537 Sebastian Pop <sebastian.pop@amd.com>
11539 * tree-loop-linear.c (gather_interchange_stats): Look in the access
11540 matrix, and never look at the tree representation of the memory
11542 (linear_transform_loops): Computes parameters and access matrices.
11543 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
11545 (access_matrix_get_index_for_parameter): New.
11546 * tree-data-ref.h (struct access_matrix): New.
11547 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
11548 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
11549 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
11550 am_vector_index_for_loop): New.
11551 (struct data_reference): Add field access_matrix.
11552 (DR_ACCESS_MATRIX): New.
11553 (compute_data_dependences_for_loop): Update declaration.
11554 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
11555 * lambda.h (lambda_vector_vec_p): Declared.
11556 * lambda-code.c: Depend on pointer-set.h.
11557 (lambda_collect_parameters_from_af, lambda_collect_parameters,
11558 av_for_af_base, av_for_af, build_access_matrix,
11559 lambda_compute_access_matrices): New.
11560 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
11562 2008-05-20 Joseph Myers <joseph@codesourcery.com>
11564 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
11565 $SOURCEDIR/include.
11567 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11568 Sebastian Pop <sebastian.pop@amd.com>
11570 PR tree-optimization/36206
11571 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
11573 (instantiate_scev_1): Rename flags to fold_conversions.
11574 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
11575 outeside instantiation_loop.
11576 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
11577 (evolution_function_is_affine_or_constant_p): Removed.
11578 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
11580 (analyze_siv_subscript): Pass in the loop nest number.
11581 Call evolution_function_is_affine_in_loop instead of
11582 evolution_function_is_affine_p.
11583 (analyze_overlapping_iterations): Pass in the loop nest number.
11585 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11586 Sebastian Pop <sebastian.pop@amd.com>
11588 PR tree-optimization/36206
11589 * tree-chrec.h (chrec_fold_op): New.
11590 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
11593 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
11595 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
11597 (remove_duplicates): Do not set inode on non-inode systems.
11600 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
11602 * config.gcc (tm_file): Update comments about relative pathnames.
11604 2008-05-20 Richard Guenther <rguenther@suse.de>
11606 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
11607 * tree-ssa-sccvn.c (process_scc): Likewise.
11608 * tree-ssa-sink.c (execute_sink_code): Likewise.
11609 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
11610 * tree-vrp.c (process_assert_insertions): Likewise.
11611 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
11612 (perform_tree_ssa_dce): Likewise.
11613 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
11614 (dump_dominator_optimization_stats): Likewise.
11615 * tree-vectorizer.c (vectorize_loops): Likewise.
11617 2008-05-20 Richard Guenther <rguenther@suse.de>
11619 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
11621 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
11623 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
11624 (ix86_i386elf_return_in_memory): Likewise.
11625 (ix86_i386interix_return_in_memory): Likewise.
11626 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
11627 (SUBTARGET_RETURN_IN_MEMORY): New.
11628 * config/i386/i386elf.h: Likewise.
11629 * config/i386/ptx4-i.h: Likewise.
11630 * config/i386/sol2-10.h: Likewise.
11631 * config/i386/sysv4.h: Likewise.
11632 * config/i386/vx-common.h: Likewise.
11633 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
11634 * config/i386/i386.c (ix86_return_in_memory): Made static and
11635 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
11636 (ix86_i386elf_return_in_memory): Removed.
11637 (ix86_i386interix_return_in_memory): Removed.
11638 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
11639 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
11641 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
11643 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
11645 2008-05-19 Xinliang David Li <davidxl@google.com>
11647 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
11649 * common.opt: Ditto.
11650 * doc/invoke.texi: Ditto.
11652 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
11654 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
11655 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
11657 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
11659 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
11660 sizes of operand array from 8/4 to 4/2.
11661 (ix86_expand_vector_init_general): Change size of operand array
11662 from 32 to 16. Remove op0, op1 and half_mode.
11664 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
11666 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
11667 (ix86_expand_vector_init_interleave): Likewise.
11668 (ix86_expand_vector_init_general): Use them. Assert
11669 word_mode == SImode when n_words == 4.
11671 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
11673 * config/i386/i386.c (ix86_secondary_reload): New static function.
11674 (TARGET_SECONDARY_RELOAD): New define.
11675 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11676 * config/i386/i386.md (reload_outqi): Remove.
11678 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11680 PR middle-end/35509
11681 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
11682 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
11683 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
11684 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
11685 (fold_builtin_1): Likewise.
11686 * builtins.def (BUILT_IN_ISINF_SIGN): New.
11687 c-common.c (check_builtin_function_arguments): Handle
11688 BUILT_IN_ISINF_SIGN.
11689 * doc/extend.texi: Document __builtin_isinf_sign.
11690 * fold-const.c (operand_equal_p): Handle COND_EXPR.
11692 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
11694 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
11695 EH cleanup at the end of the pass, search for those that have been
11696 turned into forwarder blocks and do the cleanup on their successor.
11698 2008-05-18 Richard Guenther <rguenther@suse.de>
11700 * tree-cfg.c (verify_gimple_expr): Allow conversions from
11701 pointers to sizetype and vice versa.
11703 2008-05-18 Xinliang David Li <davidxl@google.com>
11705 * gcc/tree-ssa-dce.c: Coding style fix.
11706 (check_pow): Documentation comment.
11707 (check_log): Documenation comment. Coding style fix.
11708 (is_unnecessary_except_errno_call): Ditto.
11709 (gen_conditions_for_pow): Ditto.
11710 (gen_conditions_for_log): Ditto.
11711 (gen_shrink_wrap_conditions): Ditto.
11712 (shrink_wrap_one_built_in_calls): Ditto.
11713 * gcc/doc/invoke.texi: Better documentation string.
11714 * ChangeLog: Fix wrong change log entries from
11715 May 17 checkin on function call DCE.
11717 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
11719 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
11721 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
11723 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
11724 * df-problems.c (simulation routines): Fixed block comment to
11725 properly say how to add forwards scanning functions.
11727 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
11729 * tree-inline.c (setup_one_parameter): Remove dead code.
11731 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
11733 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
11734 a BIT_AND_EXPR only for an INTEGER_TYPE.
11736 2008-05-17 Xinliang David Li <davidxl@google.com>
11738 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
11739 (check_pow, check_log, is_unnecessary_except_errno_call): New
11740 functions to check for eliminating math functions that are pure
11741 except for setting errno.
11742 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
11743 general condition expressions for shrink-wrapping pow/log calls.
11744 (gen_shrink_wrap_conditions): Ditto.
11745 (shrink_wrap_one_built_in_call): Ditto.
11746 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
11747 (mark_operand_necessary): If debugging, output if OP is necessary.
11748 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
11750 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
11752 * gcc/common.opt: New user flag -ftree-builtin-dce.
11753 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
11755 2008-05-16 David S. Miller <davem@davemloft.net>
11757 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
11758 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
11760 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
11763 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
11765 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11767 * ifcvt.c (dead_or_predicable): Rename
11768 df_simulate_one_insn_backwards to df_simulate_one_insn.
11769 * recog.c (peephole2_optimize): Ditto.
11770 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
11772 * df.h: Rename df_simulate_one_insn_backwards to
11773 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
11774 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
11775 scanning of defs and uses.
11776 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
11777 (df_simulate_one_insn_forwards): Removed.
11779 2008-05-16 Doug Kwan <dougkwan@google.com>
11781 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
11783 (real_from_string): Handle NaNs and Inf as approriate.
11785 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
11787 * doc/gty.texi (Source Files Containing Type Information): Note
11788 that headers should appear first in the gtfiles list.
11790 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11792 * tree.def (COND_EXEC): Properly documented this code.
11794 2008-05-16 Diego Novillo <dnovillo@google.com>
11796 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
11797 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
11800 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11802 * tree-ssa-dse (max_stmt_uid): Removed.
11803 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
11804 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
11805 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
11806 * function.h (cfun.last_stmt_uid): New field.
11807 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
11808 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
11810 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
11811 (create_stmt_ann): Initialize the ann->uid field.
11812 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
11814 * tree-flow.h (renumber_gimple_stmt_uids): New function.
11816 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
11818 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
11819 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
11820 (init_empty_tree_cfg): Call it.
11822 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11824 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
11827 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11829 * doc/invoke.text (-fdump-tree-*-verbose): New option.
11830 * tree-dump.c (dump_options): New verbose option.
11831 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
11833 * tree-pass.h (TDF_VERBOSE): New dump flag.
11834 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
11835 (tree-flow.h): Added include.
11836 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
11838 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
11840 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
11842 From Jie Zhang <jie.zhang@analog.com>
11843 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11844 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
11845 mcpu=bf561-none and mcpu=bf561-0.2.
11846 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11847 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
11848 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11849 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
11850 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
11851 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
11852 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
11854 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
11855 (cputype_selected): Remove.
11856 (bfin_handle_option): Don't use cputype_selected.
11857 (override_options): When no mcpu option, enable all workarounds.
11858 Don't use bfin_workarounds.
11859 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
11861 (DEFAULT_CPU_TYPE): Don't define.
11863 2008-05-16 Richard Guenther <rguenther@suse.de>
11865 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
11866 on deletion of the last stmt.
11868 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
11870 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
11871 V8HImode for SSE2 and V16QImode for SSE4.1.
11873 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
11875 * cgraph.h (compute_inline_parameters): Made public.
11876 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
11877 variable_generate_summary, function_write_summary,
11878 variable_write_summary, variable_read_summary. Added generate_summary,
11879 write_summary, read_summary.
11880 * cgraphunit.c (cgraph_process_new_functions): Changed call from
11881 pass_ipa_inline.function_generate_summary, to
11882 compute_inline_parameters.
11883 * ipa-inline.c (compute_inline_parameters): Made public and added
11885 (compute_inline_parameters_for_current): New function.
11886 (pass_inline_param): Now calls compute_inline_parameters_for_current.
11887 (inline_generate_summary): Removed parameter and made to loop over
11889 (pass_ipa_inline): Updated for new IPA_PASS structure.
11890 * passes.c (execute_ipa_summary_passes): Now is called once per
11891 pass rather than once per node*pass.
11893 2008-05-15 Anatoly Sokolov <aesok@post.ru>
11895 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
11896 avr_have_mul_p, avr_asm_only_p): Remove variables.
11897 (avr_override_options): Remove initialization of removed variables.
11898 (avr_file_start): Convert removed variables to fields of
11899 'struct base_arch_s *avr_current_arch'.
11900 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
11901 (AVR_HAVE_MUL): (Ditto.).
11902 (AVR_HAVE_MOVW): (Ditto.).
11903 (AVR_HAVE_LPMX): (Ditto.).
11904 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
11905 avr_asm_only_p): Remove declaration.
11907 2008-05-15 Diego Novillo <dnovillo@google.com>
11909 * config/arm/arm.c (arm_return_in_memory): Fix return type.
11910 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
11912 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
11914 PR middle-end/36194
11915 * combine.c (check_conversion): Rename back to check_promoted_subreg.
11916 Don't call record_truncated_value from here.
11917 (record_truncated_value): Turn it into a for_each_rtx callback.
11918 (record_truncated_values): New function.
11919 (combine_instructions): Call note_uses with record_truncated_values.
11920 Change name of check_conversion to check_promoted_subreg.
11922 2008-05-15 Janis Johnson <janis187@us.ibm.com>
11924 * doc/sourcebuild.texi: Document support for torture tests.
11926 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
11928 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
11929 to alternative 4 of operand 2.
11931 2008-05-15 Richard Guenther <rguenther@suse.de>
11933 * tree-pass.h (current_pass): Declare.
11934 (get_pass_for_id): Likewise.
11935 * passes.c (passes_by_id, passes_by_id_size): New globals.
11936 (set_pass_for_id): New function.
11937 (get_pass_for_id): Likewise.
11938 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
11939 (execute_function_todo): Flush per function statistics.
11940 * toplev.c (compile_file): Init statistics.
11941 (general_init): Do early statistics initialization.
11942 (finalize): Finish statistics.
11943 * statistics.h (statistics_early_init): Declare.
11944 (statistics_init): Likewise.
11945 (statistics_fini): Likewise.
11946 (statistics_fini_pass): Likewise.
11947 (statistics_counter_event): Likewise.
11948 (statistics_histogram_event): Likewise.
11949 * statistics.c: New file.
11950 * Makefile.in (OBJS-common): Add statistics.o.
11951 (statistics.o): Add dependencies.
11952 * doc/invoke.texi (-fdump-statistics): Document.
11954 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
11955 (insert): Likewise.
11956 (execute_pre): Use statistics_counter_event.
11957 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
11958 (substitute_and_fold): Increment it. Use statistics_counter_event.
11960 2008-05-15 Diego Novillo <dnovillo@google.com>
11962 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
11964 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
11965 * tree-ssa-alias.c (new_type_alias): Remove references to
11966 sub-variables from comment.
11967 * tree-ssa-operands.c (swap_tree_operands): Likewise.
11969 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
11971 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
11972 attribute to 1 only for insertps alternative.
11974 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
11976 * config/bfin/bfin.md (loadbytes): New pattern.
11977 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
11978 (bfin_init_builtins): Initialize it.
11979 (bdesc_1arg): Add it.
11981 2008-05-15 Sa Liu <saliu@de.ibm.com>
11983 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
11984 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
11985 * testsuite/lib/target-supports.exp: Add
11986 check_effective_target_fortran_integer_16.
11988 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
11990 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
11991 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
11992 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
11993 (TARGET_RETURN_IN_MEMORY): Define.
11995 2008-05-15 Richard Guenther <rguenther@suse.de>
11997 PR middle-end/36244
11998 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
11999 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
12000 represent unmodifiable vars.
12002 2008-05-15 Richard Guenther <rguenther@suse.de>
12004 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
12005 INDIRECT_REF and TARGET_MEM_REF.
12006 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12009 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12010 H.J. Lu <hongjiu.lu@intel.com>
12012 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
12013 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
12014 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
12015 insn alternatives. Add missing alternatives.
12016 (*vec_concatv2di_rex64_sse4_1): Likewise.
12017 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
12018 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
12019 Require TARGET_SSE.
12021 2008-05-15 Richard Guenther <rguenther@suse.de>
12023 PR tree-optimization/36009
12024 PR tree-optimization/36204
12025 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
12026 (determine_invariantness_stmt): Record the loop a store is
12027 always executed in.
12028 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
12031 2008-05-15 Richard Guenther <rguenther@suse.de>
12033 PR tree-optimization/34330
12034 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
12035 through the pointer will alias the SMT.
12037 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
12039 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
12041 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
12043 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
12045 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12046 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12048 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
12049 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
12050 (vashl_optab): New optab for vector/vector shifts.
12051 (vashr_optab): Ditto.
12052 (vlshr_optab): Ditto.
12053 (vrotl_optab): Ditto.
12054 (vrotr_optab): Ditto.
12055 (optab_subtype): New enum for optab_for_tree_code call.
12056 (optab_for_tree_code): Add enum optab_subtype argument.
12058 * optabs.c (optab_for_tree_code): Take an additional argument to
12059 distinguish between a vector shift by a scalar and vector shift by
12060 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
12061 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
12062 vector shift by a vector.
12063 (expand_widen_pattern_expr): Pass additional argument to
12064 optab_for_tree_code.
12066 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
12067 vrotl_optab, vrotr_optab.
12069 * expr.c (expand_expr_real_1): Update calls to
12070 optab_for_tree_code to distinguish between vector shifted by a
12071 scalar and vector shifted by a vector.
12072 * tree-vectorizer.c (supportable_widening_operation): Ditto.
12073 (supportable_narrowing_operation): Ditto.
12074 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
12075 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
12076 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
12077 (vect_create_epilog_for_reduction): Ditto.
12078 (vectorizable_reduction): Ditto.
12079 (vectorizable_operation): Ditto.
12080 (vect_strided_store_supported): Ditto.
12081 (vect_strided_load_supported): Ditto.
12082 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12083 * expmed.c (expand_shift): Ditto.
12085 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
12087 (ashr@var{m}3): Ditto.
12088 (vashl@var{m}3): Document new vector/vector shift standard name.
12089 (vashr@var{m}3): Ditto.
12090 (vlshr@var{m}3): Ditto.
12091 (vrotl@var{m}3): Ditto.
12092 (vrotr@var{m}3): Ditto.
12094 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
12095 (PPERM_INVERT): Ditto.
12096 (PPERM_REVERSE): Ditto.
12097 (PPERM_REV_INV): Ditto.
12098 (PPERM_ZERO): Ditto.
12099 (PPERM_ONES): Ditto.
12100 (PPERM_SIGN): Ditto.
12101 (PPERM_INV_SIGN): Ditto.
12102 (PPERM_SRC1): Ditto.
12103 (PPERM_SRC2): Ditto.
12105 * config/i386/sse.md (mulv2di3): Add SSE5 support.
12106 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
12107 allows a memory operand to be the value being added, and split it
12108 to improve vectorization.
12109 (sse5_pmacsdqh_mem): Ditto.
12110 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
12111 (sse5_mulv2div2di3_high): Ditto.
12112 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
12113 (vec_pack_trunc_v4si): Ditto.
12114 (vec_pack_trunc_v2di): Ditto.
12115 (sse5_pcmov_<mode>): Remove code that tried to use use
12116 andps/andnps instead of pcmov.
12117 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
12118 pmacsdqh instructions.
12119 (vec_widen_smult_lo_v4si): Ditto.
12121 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
12122 (PPERM_INVERT): Ditto.
12123 (PPERM_REVERSE): Ditto.
12124 (PPERM_REV_INV): Ditto.
12125 (PPERM_ZERO): Ditto.
12126 (PPERM_ONES): Ditto.
12127 (PPERM_SIGN): Ditto.
12128 (PPERM_INV_SIGN): Ditto.
12129 (PPERM_SRC1): Ditto.
12130 (PPERM_SRC2): Ditto.
12131 (ix86_expand_sse_movcc): Move the SSE5 test after the if
12133 (ix86_expand_int_vcond): If SSE5 generate all possible integer
12135 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
12136 says ignore whether the last reference is a memory operand.
12138 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12139 Paolo Bonzini <bonzini at gnu dot org>
12141 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
12144 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
12145 (vlshr<mode>3): Rename from vlshr<mode>3.
12146 (vashr<mode>3): Rename from vashr<mode>3.
12147 (mulv4sf3): Change the names of vector shift patterns.
12151 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
12154 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
12179 * config/spu/spu.md (v): New iterator macro to add v for vector types.
12180 (floatunssidf2_internal): Change vector/vector shift names.
12181 (floatunsdidf2_internal): Ditto.
12188 (vashl<mode>3): Rename from ashl<mode>3.
12189 (vashr<mode>3): Rename from ashr<mode>3.
12190 (vlshr<mode>3): Rename from lshr<mode>3.
12191 (vrotl<mode>3): Rename from rotl<mode>3.
12193 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12196 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
12197 multiply gives the wrong value when doing widening multiplies.
12198 (vec_widen_smult_lo_v4si): Ditto.
12200 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12202 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
12203 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
12204 emit_library_call_value.
12205 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
12206 * tree.h (ECF_LIBCALL_BLOCK): Removed.
12207 * calls.c (initialize_argument_information, precompute_arguments,
12208 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
12209 (precompute_arguments): Removed flags parameter.
12210 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
12212 2008-05-14 Richard Guenther <rguenther@suse.de>
12214 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
12215 Make sure to register the store if the use is a PHI_NODE.
12217 2008-05-14 Olivier Hainque <hainque@adacore.com>
12219 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
12220 memory if the component is to be referenced in BLKmode according
12221 to get_inner_reference.
12223 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
12225 * calls.c (emit_library_call_value_1): Restore code clearing
12226 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
12228 2008-05-14 Olivier Hainque <hainque@adacore.com>
12229 Nicolas Roche <roche@adacore.com>
12231 * configure.ac: Add support for a "gcc_subdir" variable in
12232 config-lang.in, to denote a subdirectory where the language/GCC
12233 integration files are to be found.
12234 * configure: Regenerate.
12236 2008-05-14 Ira Rosen <irar@il.ibm.com>
12238 PR tree-optimization/36098
12239 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
12240 value for the first load in the group in case of a gap.
12241 (vect_build_slp_tree): Check that there are no gaps in loads.
12243 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12245 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
12246 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
12247 expand_copysign_bit, ): Change call to emit_no_conflict_block to
12248 emit_insn and remove unneeded code to construct extra args.
12249 (emit_no_conflict_block): Removed.
12250 * optabls.h: (emit_no_conflict_block): Removed.
12251 * cse.c (cse_extended_basic_block): Remove search for
12252 REG_NO_CONFLICT note.
12253 * global.c: Removed incorrect comment added in revision 117.
12254 * expr.c (convert_move): Change call to emit_no_conflict_block to
12256 * recog.c: Change comments so that they do not mention
12258 * local_alloc.c (combine_regs): Removed last parameter.
12259 (no_conflict_p): Removed.
12260 (block_alloc): Removed note, no_conflict_combined_regno and set
12261 local vars. Removed all code to process REG_NO_CONFLICT blocks.
12262 (combine_regs): Removed already_dead and code to look for
12263 REG_NO_CONFLICT notes.
12264 * lower_subreg (remove_retval_note): Removed code to look for
12265 REG_NO_CONFLICT block.
12266 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
12267 (resolve_clobber): Remove code to process libcalls that have
12268 REG_NO_CONFLICT notes.
12269 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
12271 * combine.c (can_combine_p, distribute_notes): Removed
12272 REG_NO_CONFLICT case.
12273 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
12275 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
12276 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
12278 * reg-notes.def (NO_CONFLICT): Removed.
12280 2008-05-14 David S. Miller <davem@davemloft.net>
12282 * config/sparc/sparc.c (sparc_profile_hook): If
12283 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
12284 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
12285 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12287 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
12289 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
12291 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
12294 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
12295 and op1 expansion before vector concat to have less live pseudos.
12297 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
12299 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
12300 ix86_expand_vector_set if supported.
12302 2008-05-13 Diego Novillo <dnovillo@google.com>
12303 Kenneth Zadeck <zadeck@naturalbridge.com>
12305 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
12307 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
12308 phinodes_print_statistics, init_ssanames, fini_ssanames,
12309 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
12310 release_ssa_name, release_defs, replace_ssa_name_symbol,
12311 ssanames_print_statistics): Move ...
12312 * tree-flow.h: ... here.
12313 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
12314 Use FN instead of cfun.
12315 (make_ssa_name_fn): Rename from make_ssa_name.
12316 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
12317 * tree-flow-inline.h (make_ssa_name): Move from
12318 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
12319 * omp-low.c (expand_omp_parallel):
12320 * tree-flow-inline.h (redirect_edge_var_map_result):
12321 * tree-ssa.c (init_tree_ssa): Add argument FN.
12322 Use it instead of cfun. Update all users.
12324 2008-05-13 Tom Tromey <tromey@redhat.com>
12326 PR preprocessor/22168:
12327 * doc/cpp.texi (Top): Update menu.
12328 (Alternatives to Wrapper #ifndef): New node.
12329 (Other Directives): Document deprecation.
12330 (Obsolete Features): Remove menu.
12331 (Assertions): Merge node into Obsolete Features.
12332 (Obsolete once-only headers): Move earlier; rename to Alternatives
12333 to Wrapper #ifndef.
12334 * doc/cppopts.texi: Update.
12335 * c.opt (Wdeprecated): Enable for C and ObjC.
12336 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
12337 (C++ Dialect Options): Move -Wno-deprecated from here to...
12338 (Warning Options): ... here.
12340 2008-05-13 Richard Guenther <rguenther@suse.de>
12342 PR middle-end/36227
12343 * fold-const.c (fold_sign_changed_comparison): Do not allow
12344 changes in pointer-ness.
12346 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12349 * config/sh/sh.c (sh_expand_prologue): Don't clear
12350 RTX_FRAME_RELATED_P for push insns.
12352 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
12354 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
12356 2008-05-12 Anatoly Sokolov <aesok@post.ru>
12358 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
12359 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
12360 Use 'machine->is_leaf' instead of 'leaf_func_p'.
12362 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
12364 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
12365 (*vec_concatv4sf_sse): This.
12366 (*sse2_concatv2si): Renamed to ...
12367 (*vec_concatv2si_sse2): This.
12368 (*sse1_concatv2si): Renamed to ...
12369 (*vec_concatv2si_sse): This.
12370 (*vec_concatv2di_rex): Renamed to ...
12371 (*vec_concatv2di_rex64): This.
12372 (*vec_concatv2si_sse4_1): New.
12373 (*vec_concatv2di_rex64_sse4_1): Likewise.
12375 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
12377 PR rtl-optimization/36111
12378 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
12379 that was created for swappable operands.
12381 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
12384 * Makefile.in: Substitute GNATMAKE and GNATBIND.
12385 * configure.ac: Add call to ACX_PROG_GNAT.
12387 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
12389 * optc-gen.awk: Fix comment typo.
12391 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12393 * pretty-print.c (pp_integer_with_precision): Use
12394 HOST_LONG_LONG_FORMAT.
12396 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
12398 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
12400 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
12402 * config/i386/i386.c (bdesc_ptest): Removed.
12403 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
12404 (bdesc_args): Add __builtin_ia32_ptestz128,
12405 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
12406 (ix86_init_mmx_sse_builtins): Updated.
12407 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
12408 (ix86_expand_builtin): Updated.
12410 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
12412 * tree-cfg.c (valid_fixed_convert_types_p): New function.
12413 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
12415 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
12417 * value-prof.c (interesting_stringop_to_profile): Do not
12418 return early for BUILT_IN_MEMPCPY.
12420 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
12422 * calls.c (expand_call): Don't use callgraph to increase
12423 preferred_stack_boundary.
12425 * cgraph.h (cgraph_rtl_info): Use unsigned on
12426 preferred_incoming_stack_boundary.
12428 * final.c (rest_of_clean_state): Use unsigned on
12429 preferred_stack_boundary.
12431 2008-05-09 Tom Tromey <tromey@redhat.com>
12433 PR preprocessor/22231:
12434 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
12437 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
12439 PR tree-optimization/36129
12440 * tree-ssa-ccp.c: Include value-prof.h.
12441 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
12442 built-in function was folded to a constant.
12443 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
12445 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
12446 Sebastian Pop <sebastian.pop@amd.com>
12448 * tree-scalar-evolution.c: Document instantiate_scev.
12449 (instantiate_parameters_1): Renamed instantiate_scev_1.
12450 Don't use the same loop for instantiation_loop and evolution_loop.
12451 (instantiate_scev): New.
12452 (instantiate_parameters): Moved...
12453 (resolve_mixers): Update call to instantiate_scev_1 to pass the
12454 same loop twice. Maintains the semantics for this function.
12455 * tree-scalar-evolution.h (instantiate_scev): Declare.
12456 (instantiate_parameters): ...here. Now static inline.
12457 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
12458 instead of resolve_mixers.
12460 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12462 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
12464 2008-05-09 Tomas Bily <tbily@suse.cz>
12466 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
12467 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
12468 * tree-ssa-structalias.c (get_constraint_for): Likewise.
12469 * c-common.c (c_common_truthvalue_conversion): Likewise.
12470 * tree-object-size.c (compute_object_offset): Likewise.
12471 * tree-inline.c (estimate_num_insns_1): Likewise.
12472 * varasm.c (const_hash_1, compare_constant, copy_constant)
12473 (compute_reloc_for_constant, output_addressed_constants)
12474 (initializer_constant_valid_p): Likewise.
12475 * c-omp.c (check_omp_for_incr_expr): Likewise.
12476 * gimplify.c (gimplify_expr): Likewise.
12477 * c-typeck.c (c_finish_return): Likewise.
12478 * tree-vectorizer.c (supportable_widening_operation)
12479 (supportable_narrowing_operation): Likewise.
12480 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
12481 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
12482 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
12483 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
12484 (descr_info_loc): Likewise.
12485 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
12486 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
12487 (fold_unary): Likewise.
12488 * builtins.c (get_pointer_alignment): Likewise.
12489 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
12490 (instantiate_parameters_1): Likewise.
12491 * tree.c (expr_align, stabilize_reference): Likewise.
12492 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
12493 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
12494 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
12495 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
12496 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
12497 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
12499 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
12500 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
12501 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
12502 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
12503 (forward_propagate_comparison)
12504 (tree_ssa_forward_propagate_single_use_vars): Likewise.
12505 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
12506 * emit-rtl.c (component_ref_for_mem_expr)
12507 (set_mem_attributes_minus_bitpos): Likewise.
12508 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
12509 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
12511 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
12512 (build_function_call, pointer_diff, build_compound_expr)
12513 (c_finish_return): Likewise.
12514 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
12515 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
12517 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
12518 * expr.c (is_aligning_offset): Likewise.
12519 * tree-ssa-alias.c (is_escape_site): Likewise.
12520 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
12521 (check_all_va_list_escapes): Likewise.
12522 * tree-ssa-loop-ivopts.c (determine_base_object)
12523 (determine_common_wider_type): Likewise.
12524 * dojump.c (do_jump): Likewise.
12525 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
12526 * tree-gimple.c (is_gimple_cast): Likewise.
12527 * fold-const.c (decode_field_reference, )
12528 (fold_sign_changed_comparison, fold_unary, fold_comparison)
12529 (fold_binary): Likewise.
12530 * tree-ssa-alias-warnings.c (find_alias_site_helper)
12531 (already_warned_in_frontend_p): Likewise.
12532 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
12533 * tree.c (really_constant_p, get_unwidened): Likewise.
12534 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
12535 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
12536 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
12538 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
12540 (CONVERT_EXPR_P): Define.
12541 (CASE_CONVERT): Define.
12543 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
12545 PR middle-end/36117
12546 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
12547 (delete_unmarked_insns): When deleting a call, call
12548 delete_unreachable_blocks.
12549 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
12550 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
12552 2008-05-08 Richard Guenther <rguenther@suse.de>
12554 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
12555 (-ftree-salias): Likewise.
12556 (salias-max-implicit-fields): Remove param documentation.
12557 (salias-max-array-elements): Likewise.
12558 * tree-pass.h (pass_create_structure_vars): Remove.
12559 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
12560 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
12561 * tree-ssa-alias.c (create_structure_vars): Remove.
12562 (gate_structure_vars): Likewise.
12563 (pass_create_structure_vars): Likewise.
12564 (gate_build_alias): Likewise.
12565 (pass_build_alias): Adjust to run always and dump the function.
12566 * common.opt (ftree-salias): Hide.
12567 * passes.c (init_optimization_passes): Remove
12568 pass_create_structure_vars, adjust comment.
12569 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
12570 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
12571 * opts.c (decode_options): Do not set flag_tree_salias.
12572 (common_handle_option): Add OPT_ftree_salias to the backward
12573 compatibility section.
12575 2008-05-08 Richard Guenther <rguenther@suse.de>
12577 * tree-flow-inline.h (var_can_have_subvars): Move ...
12578 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
12579 * tree-flow.h (var_can_have_subvars): Remove.
12580 (push_fields_onto_fieldstack): Remove.
12581 (sort_fieldstack): Likewise.
12582 (struct fieldoff): Move ...
12583 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
12584 alias_set and base_for_components fields.
12585 (sort_fieldstack): Make static.
12586 (push_fields_onto_fieldstack): Likewise. Remove code that
12587 handles anything but RECORD_TYPEs. Remove alias_set and
12588 base_for_components handling.
12589 (create_variable_info_for): Adjust.
12591 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
12593 * common.opt (Wframe-larger-than=): Shorten the help message
12595 * doc/invoke.texi (Wframe-larger-than=): Add more description.
12597 2008-05-08 Rafael Espindola <espindola@google.com>
12599 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
12601 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
12602 trap and that both operands are gimple values.
12603 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
12604 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
12607 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
12609 * read-rtl.c (join_c_conditions): Return the first string if the
12610 two strings are equal.
12612 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
12614 * gensupport.h (pred_data): Add a "num_codes" field.
12615 (add_predicate_code): Declare.
12616 * gensupport.c (add_predicate_code): New function.
12617 (std_pred_table): Add an "allows_const_p" field.
12618 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
12619 Remove the (incomplete) list of such codes from the codes field.
12620 (init_predicate_table): Use add_predicate_code. Add all
12621 RTX_CONST_OBJs if allows_const_p is true.
12622 * genrecog.c (process_define_predicate): Use add_predicate_code.
12624 2008-05-08 David Daney <ddaney@avtrex.com>
12625 Richard Sandiford <rsandifo@nildram.co.uk>
12627 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
12628 special case of constant zero operands.
12629 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
12630 old and new values. Special case constant zero values.
12631 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
12633 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
12634 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
12636 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
12639 * simplify-rtx.c (simplify_plus_minus): Create CONST of
12640 similar RTX_CONST_OBJ before CONST_INT.
12642 2008-05-08 Steve Ellcey <sje@cup.hp.com>
12644 * stmt.c (expand_stack_restore): Change sa mode if needed.
12646 2008-05-08 Richard Guenther <rguenther@suse.de>
12648 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
12649 return type to bool.
12650 (ix86_sol10_return_in_memory): Likewise.
12651 (ix86_i386elf_return_in_memory): Likewise.
12652 (ix86_i386interix_return_in_memory): Likewise.
12653 * config/i386/i386.c (ix86_return_in_memory): Likewise.
12654 (ix86_sol10_return_in_memory): Likewise.
12655 (ix86_i386elf_return_in_memory): Likewise.
12656 (ix86_i386interix_return_in_memory): Likewise.
12658 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
12661 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
12663 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
12664 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
12667 2008-05-08 Richard Guenther <rguenther@suse.de>
12669 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
12670 * tree-data-ref.h (struct dr_alias): Remove subvars field.
12671 (DR_SUBVARS): Remove.
12672 * tree-dfa.c (dump_subvars_for): Remove.
12673 (debug_subvars_for): Likewise.
12674 (dump_variable): Do not dump subvars.
12675 (remove_referenced_var): Do not remove subvars.
12676 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
12677 (lookup_subvars_for_var): Remove.
12678 (get_subvars_for_var): Likewise.
12679 (get_subvars_at): Likewise.
12680 (get_first_overlapping_subvar): Likewise.
12681 (overlap_subvar): Likewise.
12682 * tree-flow.h (subvar_t): Remove.
12683 (struct var_ann_d): Remove subvars field.
12684 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
12685 argument. Remove special handling of SFTs.
12686 (compute_tag_properties): Likewise.
12687 (set_initial_properties): Likewise.
12688 (compute_call_clobbered): Likewise.
12689 (count_mem_refs): Likewise.
12690 (compute_memory_partitions): Likewise.
12691 (compute_flow_insensitive_aliasing): Likewise.
12692 (setup_pointers_and_addressables): Likewise.
12693 (new_type_alias): Likewise.
12694 (struct used_part): Remove.
12695 (used_portions): Likewise.
12696 (struct used_part_map): Likewise.
12697 (used_part_map_eq): Likewise.
12698 (used_part_map_hash): Likewise.
12699 (free_used_part_map): Likewise.
12700 (up_lookup): Likewise.
12701 (up_insert): Likewise.
12702 (get_or_create_used_part_for): Likewise.
12703 (create_sft): Likewise.
12704 (create_overlap_variables_for): Likewise.
12705 (find_used_portions): Likewise.
12706 (create_structure_vars): Likewise.
12707 * tree.def (STRUCT_FIELD_TAG): Remove.
12708 * tree.h (MTAG_P): Adjust.
12709 (struct tree_memory_tag): Remove base_for_components and
12710 unpartitionable flags.
12711 (struct tree_struct_field_tag): Remove.
12712 (SFT_PARENT_VAR): Likewise.
12713 (SFT_OFFSET): Likewise.
12714 (SFT_SIZE): Likewise.
12715 (SFT_NONADDRESSABLE_P): Likewise.
12716 (SFT_ALIAS_SET): Likewise.
12717 (SFT_UNPARTITIONABLE_P): Likewise.
12718 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
12719 (union tree_node): Remove sft field.
12720 * alias.c (get_alias_set): Remove special handling of SFTs.
12721 * print-tree.c (print_node): Remove handling of SFTs.
12722 * tree-dump.c (dequeue_and_dump): Likewise.
12723 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
12724 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
12725 * tree-predcom.c (set_alias_info): Do not set subvars.
12726 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
12727 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
12728 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
12729 (add_vars_for_offset): Remove.
12730 (add_virtual_operand): Remove special handling of SFTs.
12731 (add_call_clobber_ops): Likewise.
12732 (add_call_read_ops): Likewise.
12733 (get_asm_expr_operands): Likewise.
12734 (get_modify_stmt_operands): Likewise.
12735 (get_expr_operands): Likewise.
12736 (add_to_addressable_set): Likewise.
12737 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
12738 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
12739 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
12740 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
12741 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
12742 (tree_node_structure): Likewise.
12743 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
12745 (find_what_p_points_to): Likewise.
12747 2008-05-08 Sa Liu <saliu@de.ibm.com>
12749 * config/spu/spu.md: Fixed subti3 pattern.
12751 2008-05-08 Richard Guenther <rguenther@suse.de>
12753 PR middle-end/36154
12754 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
12755 sure to create a representative for trailing arrays for PTA.
12757 2008-05-08 Richard Guenther <rguenther@suse.de>
12759 PR middle-end/36172
12760 * fold-const.c (operand_equal_p): Two objects which types
12761 differ in pointerness are not equal.
12763 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
12765 * calls.c (compute_argument_block_size): Add argument tree fndecl.
12766 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
12767 (emit_library_call_value_1): Add new variable fndecl initialized by
12768 NULL_TREE. It should be the decl type of orgfun, but this information
12769 seems not to be available here, so it uses the default calling abi.
12770 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
12771 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
12772 by TARGET_RETURN_IN_MEMORY.
12773 * config/i386/i386-interix.h: Likewise.
12774 * config/i386/i386.h: Likewise.
12775 * config/i386/i386elf.h: Likewise.
12776 * config/i386/ptx4-i.h: Likewise.
12777 * config/i386/sol2-10.h: Likewise.
12778 * config/i386/sysv4.h: Likewise.
12779 * config/i386/vx-common.h: Likewise.
12780 * config/cris/cris.h: Removed #if 0 clause.
12781 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
12782 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
12784 (ix86_sol10_return_in_memory): Likewise.
12785 (ix86_i386elf_return_in_memory): New.
12786 (ix86_i386interix_return_in_memory): New.
12787 * config/mt/mt-protos.h (mt_return_in_memory): New.
12788 * config/mt/mt.c: Likewise.
12789 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
12790 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
12791 * config/bfin/bfin.h: Likewise.
12792 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
12794 * config/bfin/bfin.c: Likewise.
12795 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
12796 * config/alpha/unicosmk.h: Likewise.
12797 * config/i386/cygming.h: Likewise.
12798 * config/iq2000/iq2000.h: Likewise.
12799 * config/mips/mips.h: Likewise.
12800 * config/mn10300/mn10300.h: Likewise.
12801 * config/rs6000/rs6000.h: Likewise.
12802 * config/score/score.h: Likewise.
12803 * config/spu/spu.h: Likewise.
12804 * config/v850/v850.h: Likewise.
12805 * defaults.h: Likewise.
12806 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
12807 * expr.c (emit_block_move): Adjust use of
12808 OUTGOING_REG_PARM_STACK_SPACE.
12809 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
12810 OUTGOING_REG_PARM_STACK_SPACE.
12811 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
12813 2008-05-08 Jakub Jelinek <jakub@redhat.com>
12815 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
12816 on OMP_RETURN for OMP_FOR.
12819 * dwarf2out.c (dw_expand_expr, common_check): Removed.
12820 (fortran_common): New function.
12821 (gen_variable_die): Call fortran_common instead of common_check,
12822 adjust for it returning tree instead of rtx. Formatting.
12824 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
12828 * see.c (see_copy_insn): Copy new pure const attributes for new call.
12829 * c-decl.c (merge_decls): Ditto.
12830 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
12831 to RTL_CONST_OR_PURE_CALL_P.
12832 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
12833 Initialized DECL_LOOPING_CONST_PURE.
12834 (process_call_operands): Set tree_side_effects properly.
12835 * tree.h (TREE_READONLY_DECL_P): Removed.
12836 (DECL_IS_PURE): Renamed to DECL_PURE_P.
12837 (DECL_LOOPING_OR_CONST_P): New macro.
12838 (struct tree_function_decl): Added looping_const_or_pure_p.
12839 (ECF_*) Renumbered.
12840 (ECF_LOOPING_OR_CONST_P): New macro.
12841 * rtlanal.c (pure_const_p): Removed.
12842 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
12843 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
12844 to RTL_CONST_CALL_P.
12845 * ipa-pure-const.c (pure_const_state_e): Added looping field.
12846 (check_decl, check_tree, check_call, scan_function): Initialize
12848 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
12849 (static_execute): Set looping true for recursive functions.
12850 Undo setting state to IPA_NEITHER for recursive functions.
12851 * cse.c (cse_insn):
12852 * ifcvt.c (noce_can_store_speculate_p): Changed
12853 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
12854 RTL_CONST_OR_PURE_CALL_P.
12855 * dse.c (scan_insn): Ditto.
12856 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
12857 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
12858 RTL_CONST_OR_PURE_CALL_P.
12859 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
12860 pure_call_p to RTL_CONST_CALL_P.
12861 * gimplify.c (gimplify_call_expr): Clear side effects for
12862 non-looping pure and constant calls.
12863 * calls.c (emit_call_1): Set rtl flags from ecf flags.
12864 (flags_from_decl_or_type): Set ecf flags from decl flags.
12865 (initialize_argument_information): Turn off
12866 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
12867 Change const to pure if callee_copies is true rather than just
12869 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
12870 way of marking pure calls.
12871 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
12872 Remove hack that was supposed to fix pr7335 and remove old
12873 way of marking pure calls.
12874 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
12875 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
12876 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
12877 RTL_CONST_OR_PURE_CALL_P.
12878 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
12879 * loop-invariant.c (find_exits, find_invariant_bb): Changed
12880 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
12881 * sched-deps.c (schedule_analyze): Ditto.
12882 * rtl.h (struct rtx_def): Use call field, unchanging field, and
12883 return_val field of calls to represent pure and const function info.
12884 (CONST_OR_PURE_CALL_P): Deleted macro.
12885 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
12886 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
12887 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
12889 * tree-optimize.c (execute_fixup_cfg): Added test for
12890 ECF_LOOPING_CONST_OR_PURE.
12891 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
12893 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
12894 effects for looping pure or const calls.
12895 (verify_gimple_expr): Added verification code.
12896 * config/alpha/alpha.c (alpha_legitimize_address,
12897 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
12899 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
12900 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
12901 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
12902 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
12903 RTL_CONST_OR_PURE_CALL_P.
12904 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
12905 and const calls to be deleted.
12907 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
12910 * config/i386/mmx.md (mmx_subv2sf3): New expander.
12911 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
12912 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
12913 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
12914 to handle nonimmediate operands.
12915 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
12916 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
12917 to handle nonimmediate operands.
12918 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
12919 (mmx_pmulhrwv4hi3): New expander. Use
12920 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12921 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
12922 (sse2_umulv1siv1di3): New expander. Use
12923 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12924 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
12925 (mmx_eq<mode>3): New expander. Use
12926 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12927 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
12928 (mmx_uavgv8qi3): New expander. Use
12929 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12930 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
12931 (mmx_uavgv4hi3): New expander. Use
12932 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12934 * config/i386/sse.md
12935 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
12936 to handle nonimmediate operands.
12937 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
12938 to handle nonimmediate operands.
12939 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
12940 to handle nonimmediate operands.
12941 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
12942 to handle nonimmediate operands.
12943 (sse2_unpckhpd_exp): New expander. Use
12944 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12945 (sse2_unpcklpd_exp): New expander. Use
12946 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12947 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
12948 to handle nonimmediate operands.
12949 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
12950 to handle nonimmediate operands.
12951 (*sse2_<plusminus_insn><mode>3): Rename from
12952 sse2_<plusminus_insn><mode>3 insn pattern.
12953 (sse2_<plusminus_insn><mode>3): New expander. Use
12954 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12955 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
12956 (sse2_umulv2siv2di3): New expander. Use
12957 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12958 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
12959 (sse4_1_mulv2siv2di3): New expander. Use
12960 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12961 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
12962 (sse2_pmaddwd): New expander. Use
12963 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12964 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
12965 (sse2_eq<mode>3): New expander. Use
12966 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12967 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
12968 (sse4_1_eqv2di3): New expander. Use
12969 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12970 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
12971 (sse2_uavgv16qi3): New expander. Use
12972 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12973 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
12974 (sse2_uavgv16qi3): New expander. Use
12975 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12976 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
12977 (sse2_uavgv8hi3): New expander. Use
12978 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12979 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
12980 (ssse3_pmulhrswv8hi3): New expander. Use
12981 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12982 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
12983 (ssse3_pmulhrswv4hi3): New expander. Use
12984 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12986 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
12987 (<sse>_vmmul<mode>3): Ditto.
12988 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
12990 (ssse3_pmaddubsw128): Use register_operand for operand 1.
12991 (ssse3_pmaddubsw): Ditto.
12993 * config/i386/i386.c (struct_builtin_description)
12994 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
12995 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
12996 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
12997 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
12998 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
12999 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
13000 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
13001 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
13002 (ix86_fixup_binary_operands): Assert that src1
13003 and src2 must have the same mode when swapped.
13004 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
13005 and ix86_binary_operator_ok. Do not force operands in registers
13008 2008-05-07 Jan Hubicka <jh@suse.cz>
13010 * cgraph.c (dump_cgraph_node): Update.
13011 * cgraph.h (cgraph_local_info): Break out inline summary.
13012 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
13014 * ipa-inline (inline_summary): New accestor function.
13015 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
13016 cgraph_decide_inlining, compute_inline_parameters): Update.
13017 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
13019 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13021 Cleanup ColdFire scheduling support and add V4 pipeline model.
13023 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
13024 (define_attr cpu): Add cfv4 value.
13025 (define_attr type, define_attr type1): Merge into a single 'type'
13026 attribute. Update all uses.
13027 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
13028 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
13030 (define_attr opx_mem, define_attr opy_mem): Remove.
13031 (define_attr op_mem): Clean up, update comment.
13032 (define_attr size): Use specific values instead of general int.
13033 (define_attr guess, define_attr split): Remove. Update all uses.
13034 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
13035 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
13036 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
13037 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
13038 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
13039 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
13040 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
13041 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
13042 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
13043 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
13044 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
13045 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
13046 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
13047 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
13048 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
13049 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
13050 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
13051 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
13052 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
13053 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
13054 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
13055 Update or set attributes.
13056 (stack_tie): New fake instruction.
13058 * config/m68k/m68k.h (TUNE_CFV4): New macro.
13059 (m68k_sched_attr_size): Update declaration.
13060 (m68k_sched_attr_type2): Remove.
13061 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
13062 Declare new bypass predicates.
13064 * config/m68k/m68k.c (m68k_sched_issue_rate,
13065 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
13067 (TARGET_SCHED_ISSUE_RATE,
13068 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
13069 (override_options): Handle scheduling for ColdFire V4 core.
13070 (m68k_expand_prologue): Emit stack_tie.
13071 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
13072 'OP_TYPE_FPN'. Update all uses.
13073 (sched_guess_p): Remove.
13074 (sched_address_type): Handle symbolic addresses.
13075 (sched_get_operand): New static function.
13076 (sched_operand_type): Merge into sched_attr_op_type.
13077 (sched_attr_op_type): Handle FP registers, handle quick constants,
13079 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
13080 (m68k_sched_attr_size): Update. Move logic to ...
13081 (sched_get_attr_size_int): New static function.
13082 (sched_get_opxy_mem_type): New static function.
13083 (m68k_sched_attr_op_mem): Update.
13084 (m68k_sched_attr_type2): Remove.
13085 (sched_cfv4_bypass_data): New static variable.
13086 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
13087 (m68k_sched_issue_rate): Implement scheduler hook.
13088 (struct _sched_ib: enabled_p): New field.
13089 (m68k_sched_variable_issue): Update. Handle V4.
13090 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
13091 sched_dump_class_func_t, sched_dump_split_class,
13092 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
13093 sched_dump_dfa_class, m68k_sched_dump): Remove.
13094 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
13096 (m68k_sched_init_global): Remove statisctics dumping, introduce
13097 sanity check that all instructions have pipeline reservations. Handle
13099 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13100 Handle ColdFire V4 core.
13101 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
13102 New static functions.
13103 (m68k_sched_address_bypass_p): New bypass predicate.
13104 (sched_get_indexed_address_scale): New static function.
13105 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
13107 * cf.md: Update comments.
13108 (define_attr type2): Remove. Use 'type' attribute instead.
13110 (cf_ib): Rename to cfv123_ib. Update all uses.
13111 (cf_oep): Rename to cfv123_oep. Update all uses.
13112 (cf_chr): Rename to cfv123_chr. Update all uses.
13113 (cf_mem): Rename to cfv123_mem. Update all uses.
13114 (cf_mac): Move to more appropriate place.
13115 (cfv123_guess): New automaton and cpu_unit.
13116 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
13117 Update uses of 'size' attribute. Handle before reload scheduling.
13118 (cfv123_guess): New dummy reservation for unhandled instructions.
13119 (cfv4_*): Pipeline description of ColdFire V4 core.
13120 (ignore): New reservation to handle 'ignore' type.
13122 2008-05-07 Ian Lance Taylor <iant@google.com>
13124 PR middle-end/36013
13125 * gimplify.c (find_single_pointer_decl_1): Don't look through
13127 (find_single_pointer_decl): Adjust comments.
13129 2008-05-07 Jakub Jelinek <jakub@redhat.com>
13131 PR middle-end/36137
13132 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
13133 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
13135 PR middle-end/36106
13136 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
13137 integral type rather than floating point, then VIEW_CONVERT_EXPR
13138 to the floating point type.
13140 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13142 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
13143 TFmode op0 to register.
13145 2008-05-07 Alan Modra <amodra@bigpond.net.au>
13147 * c-decl.c (grokdeclarator): Comment typo.
13149 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
13151 * tree-flow.h: Remove prototype for computed_goto_p.
13152 * tree-cfg.c (computed_goto_p): Make static.
13154 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
13157 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
13158 (contains_aligned_value_p): This. Handle _Decimal128.
13159 (ix86_function_arg_boundary): Only align _Decimal128 to its
13160 natural boundary and handle it properly.
13162 2008-05-06 Martin Jambor <mjambor@suse.cz>
13164 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
13165 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
13166 (ipcp_method_set_orig_node): Removed.
13167 (ipcp_cval_get_cvalue_type): Removed.
13168 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
13169 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
13170 (ipcp_cval_set_cvalue_type): Removed.
13171 (ipcp_cval_get_cvalue): Removed.
13172 (ipcp_cval_set_cvalue): Removed.
13173 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
13174 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
13175 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
13176 (ipcp_cval_meet): Renamed to ipa_lattice_meet
13177 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
13178 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
13179 (ipcp_get_ith_lattice): Changed parameters.
13180 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
13181 (ipcp_lattice_from_jfunc): Changed parameters.
13182 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
13183 (ipcp_method_cval_print): Added temporary variable info.
13184 (ipcp_redirect): Removed already unused local variable caller.
13185 (ipcp_redirect): New temporary variable orig_callee_info
13186 (ipcp_redirect): Removed newly unused local variable callee.
13187 (ipcp_redirect): Removed (a bit confusing) local variable type.
13188 (ipcp_insert_stage): Added local variable info.
13189 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
13191 (ipcp_formal_create): Removed.
13192 (ipcp_method_cval_set): Removed.
13193 (ipcp_propagate_stage): Renamed lattice variables.
13194 (ipcp_method_cval_set_cvalue_type): Removed.
13195 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
13196 (ipcp_print_all_lattices): Changed printed strings to refer to
13197 lattices rather than cvals.
13198 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
13199 (ipcp_propagate_const): Changed formal parameters.
13200 (build_const_val): Changed formal parameters.
13201 (ipcp_insert_stage): Removed useless variable cvalue
13202 (build_const_val): Changed formal parameters.
13203 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
13204 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
13205 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
13206 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
13207 (ipcp_print_func_profile_counts): Changed string from "method" to
13209 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
13210 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
13211 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
13212 (ipcp_structures_print): Renamed to ipcp_print_all_structures
13213 (ipcp_profile_print): Renamed to ipcp_print_profile_data
13214 (ipcp_lat_is_const): Changed parameters and made inline.
13215 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
13216 (ipcp_redirect): Renamed to ipcp_need_redirect_p
13217 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
13218 the predicate condition directly
13219 (ipcp_propagate_stage): Added local variable args. Removed local
13220 variable callee. (Both are mere code simplifications.)
13221 (ipcp_method_dont_insert_const): Renamed to
13222 ipcp_node_not_modifiable_p.
13223 (ipcp_node_not_modifiable_p): Made inline.
13224 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
13225 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
13226 (ipcp_print_all_lattices): Removed variable cvalue
13227 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
13230 2008-05-06 Olivier Hainque <hainque@adacore.com>
13232 * tree-sra.c (try_instantiate_multiple_fields): Early return
13233 if field has POINTER_TYPE.
13235 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
13237 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
13238 by using 'q' specifier for instruction.
13239 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
13241 2008-05-06 Anatoly Sokolov <aesok@post.ru>
13243 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
13244 Change mode of zero_extract from QImode to HImode.
13245 (sign bit tests peepholes): (Ditto.).
13247 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
13249 * config/i386/mmx.md: Remove double backslashes from asm templates.
13250 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
13251 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13252 to handle nonimmediate operands.
13253 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
13254 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13255 to handle nonimmediate operands.
13256 (*mmx_<code>v2sf3_finite): New insn pattern.
13257 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
13258 (mmx_<code>v2sf3): New expander. Use
13259 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13260 (mmx_<plusminus_insn><mode>3): New expander. Use
13261 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13262 (*mmx_<plusminus_insn><mode>3): New insn pattern.
13263 (mmx_add<mode>3): Removed.
13264 (mmx_ssadd<mode>3): Ditto.
13265 (mmx_usadd<mode>3): Ditto.
13266 (mmx_sub<mode>3): Ditto.
13267 (mmx_sssub<mode>3): Ditto.
13268 (mmx_ussub<mode>3): Ditto.
13269 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
13270 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
13271 to handle nonimmediate operands.
13272 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
13274 (mmx_smulv4hi3_highpart): New expander. Use
13275 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13276 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
13278 (mmx_umulv4hi3_highpart): New expander. Use
13279 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13280 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
13281 (mmx_<code>v4hi3): New expander. Use
13282 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13283 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
13284 (mmx_<code>v8qi3): New expander. Use
13285 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13286 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
13287 (mmx_<code><mode>3): New expander. Use
13288 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13290 2008-05-05 Jan Hubicka <jh@suse.cz>
13292 PR tree-optimization/36118
13293 * passes.c (pass_init_dump_file): Fix dump header.
13295 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13297 PR middle-end/36141
13298 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
13299 VCE for function decls.
13301 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13303 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
13305 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13307 * config/i386/i386.md (sat_plusminus): New.
13308 (plusminus_insn): Likewise.
13309 (plusminus_mnemonic): Likewise.
13311 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
13312 (*<addsub><mode>3_cc_overflow): Renamed to ...
13313 (*<plusminus_insn><mode>3_cc_overflow): This.
13314 (*<addsub>si3_zext_cc_overflow): Renamed to ...
13315 (*<plusminus_insn>si3_zext_cc_overflow): This.
13317 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
13318 (<plusminus_insn><mode>3): This.
13319 (*<addsub><mode>3): Renamed to ...
13320 (*<plusminus_insn><mode>3): This.
13321 (<sse>_vm<addsub><mode>3): Renamed to ...
13322 (<sse>_vm<plusminus_insn><mode>3): This.
13323 (sse3_h<addsub>v4sf3): Renamed to ...
13324 (sse3_h<plusminus_insn>v4sf3): This.
13325 (sse3_h<addsub>v2df3): Renamed to ...
13326 (sse3_h<plusminus_insn>v2df3): This.
13327 (<plusminus_insn><mode>3): New.
13328 (*<plusminus_insn><mode>3): Likewise.
13329 (sse2_<plusminus_insn><mode>3): Likewise.
13330 (add<mode>): Removed.
13331 (*add<mode>3): Likewise.
13332 (sse2_ssadd<mode>3): Likewise.
13333 (sse2_usadd<mode>3): Likewise.
13334 (sub<mode>3): Likewise.
13335 (*sub<mode>3): Likewise.
13336 (sse2_sssub<mode>3): Likewise.
13337 (sse2_ussub<mode>3): Likewise.
13339 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
13341 * gthr-single.h: Add in required interface elements as per gthr.h.
13342 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
13343 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
13344 Generalize UNUSED macro.
13345 (__gthread_once): Add.
13346 (__gthread_key_create): Add.
13347 (__gthread_key_delete): Add.
13348 (__gthread_getspecific): Add.
13349 (__gthread_setspecific): Add.
13351 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
13353 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
13354 the same size types for the indirect reference on the rhs, then
13357 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
13359 * config/i386/i386.md
13360 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
13361 one insn template instead of template series.
13362 (*xordi_1_rex64): Ditto.
13363 (*xordi_2_rex64): Ditto.
13365 2008-05-05 Ira Rosen <irar@il.ibm.com>
13367 PR tree-optimization/36119
13368 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
13371 2008-06-04 Jan Hubicka <jh@suse.cz>
13373 tree-optimization/36100
13374 * tree-pass.h (pass_O0_always_inline): Declare.
13375 * ipa-inline.c (inline_transform): Remove dead code.
13376 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
13377 pass_O0_always_inline): New.
13378 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
13380 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
13382 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
13383 mnemonic in this_param move for TARGET_64BIT.
13385 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
13387 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
13388 (*strmovsi_rex_1): Ditto.
13389 (*strsetsi_1): Ditto.
13390 (*strsetsi_rex_1): Ditto.
13392 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
13393 adddicc expanders using SWI mode iterator.
13395 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
13398 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
13401 2008-05-04 David S. Miller <davem@davemloft.net>
13403 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
13404 (sparc*-*-linux*): Use linux.h in tm_file.
13405 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
13406 compiler defaulting to 32-bit.
13407 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
13409 * config/sparc/linux.h: Remove definitions now obtained
13410 properly from linux.h
13411 * config/sparc/linux64.h: Likewise.
13412 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
13413 don't want this setting for 32-bit builds in a biarch compiler.
13414 * doc/install.texi: Add sparc-linux to list of targets
13415 supporting --enable-targets=all.
13417 2008-05-03 Andrew Pinski <pinskia@gmail.com>
13419 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
13421 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
13423 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
13424 after V4SI_FTYPE_V8HI.
13425 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
13426 case V4SI_FTYPE_V2DF.
13428 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
13430 * doc/invoke.texi (max-flow-memory-locations): Removed.
13431 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
13433 2008-05-03 Richard Guenther <rguenther@suse.de>
13435 PR middle-end/34973
13436 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
13438 2008-05-02 David S. Miller <davem@davemloft.net>
13440 * config.gcc (need_64bit_hwint): Document libcpp dependency.
13442 2008-05-02 Simon Baldwin <simonb@google.com>
13445 * c-common.h (warn_array_subscript_range): Removed.
13446 * c-common.c (warn_array_subscript_range): Ditto.
13447 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
13448 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
13450 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13452 * config/i386/i386.c (ix86_special_builtin_type): New.
13453 (bdesc_special_args): Likewise.
13454 (ix86_expand_special_args_builtin): Likewise.
13455 (ix86_init_mmx_sse_builtins): Updated.
13456 (ix86_expand_builtin): Updated.
13457 (ix86_expand_store_builtin): Removed.
13458 (ix86_expand_unop_builtin): Likewise.
13460 * config/i386/mm3dnow.h (__v2sf): Moved to ...
13461 * config/i386/mmintrin.h (__v2sf): Here.
13463 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
13465 (_mm_loadl_pi): Likewise.
13466 (_mm_storeh_pi): Replace __v2si with __v2sf.
13467 (_mm_storel_pi): Likewise.
13469 * doc/extend.texi: Correct __builtin_ia32_loadhps,
13470 __builtin_ia32_loadlps, __builtin_ia32_storehps,
13471 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
13472 __builtin_ia32_loadlpd.
13474 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13476 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
13477 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
13478 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
13479 (ix86_init_mmx_sse_builtins): Updated.
13480 (ix86_expand_args_builtin): Likewise.
13481 (ix86_expand_builtin): Likewise.
13482 (ix86_expand_unop1_builtin): Renamed to ...
13483 (ix86_expand_unop_vec_merge_builtin): This.
13485 2008-05-01 Jan Hubicka <jh@suse.cz>
13488 * ipa-inline.c (inline_generate_summary): Make static.
13489 (inline_transform): Do not call inlining at -O0; make static.
13490 * passes.c (execute_todo): Add sanity check.
13491 (execute_one_ipa_transform_pass): Execute proper flags.
13493 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
13495 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
13496 (DECL_NONADDRESSABLE_P): Likewise.
13497 * alias.c (record_component_aliases): Fix comment.
13499 2008-05-01 Simon Baldwin <simonb@google.com>
13501 * c-common.h (warn_array_subscript_range): New function.
13502 * c-common.c (warn_array_subscript_range): Ditto.
13503 * tree-vrp.c (check_array_ref): Corrected code to agree with
13504 comment, ignoring only arrays of size 0 or size 1.
13505 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
13507 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13509 * config/i386/i386.c (ix86_builtin_type): Replace
13510 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
13511 (bdesc_args): Updated.
13512 (ix86_init_mmx_sse_builtins): Likewise.
13513 (ix86_expand_args_builtin): Likewise.
13515 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
13518 * doc/extend.texi: Correct __builtin_ia32_palignr.
13520 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13523 * config/i386/i386.c (bdesc_crc32): Removed.
13524 (ix86_expand_crc32): Likewise.
13525 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
13526 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
13527 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
13528 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
13529 UINT_FTYPE_UINT_UCHAR.
13530 (bdesc_args): Updated. Add crc32 builtins.
13531 (ix86_init_mmx_sse_builtins): Updated.
13532 (ix86_expand_args_builtin): Updated to support subreg.
13534 * doc/extend.texi: Correct __builtin_ia32_crc32di.
13536 2008-05-01 Jan Hubicka <jh@suse.cz>
13538 * tree-pass.h (opt_pass): Add IPA_PASS.
13539 (varpool_node, cgraph_node): Forward declare.
13540 (ipa_opt_pass): Define.
13541 (pass_ipa_inline): Turn into ipa_opt_pass.
13542 (pass_apply_inline): Remove.
13543 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
13544 (apply_inline): Turn into ....
13545 (inline_transform): ... this one.
13546 (inline_generate_summary): New function.
13547 (pass_apply_inline): Remove.
13548 * function.h (ipa_opt_pass): Forward declare structure; typedef;
13550 (struct function): Add ipa_transforms_to_apply.
13551 * passes.c (register_one_dump_file): Work on IPA_PASS.
13552 (init_optimization_passes): Remove pass_inline_parameters and
13554 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
13555 (execute_one_pass) ... here; apply transforms when possible.
13556 (add_ipa_transform_pass, execute_ipa_summary_asses,
13557 execute_one_ipa_transform_pass): New.
13558 (execute_ipa_pass_list): Update for IPA_PASS type.
13560 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13562 * config/i386/i386.c (ix86_builtin_type): Add
13563 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
13564 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
13565 (bdesc_args): Add SSE4a builtins.
13566 (ix86_init_mmx_sse_builtins): Updated.
13567 (ix86_expand_args_builtin): Likewise.
13568 (ix86_expand_builtin): Likewise.
13570 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13572 * config/i386/i386.c (ix86_builtin_type): Add
13573 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
13574 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
13575 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
13576 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
13577 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
13578 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
13579 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
13580 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
13581 and DI_FTYPE_DI_DI_INT.
13582 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
13583 (ix86_init_mmx_sse_builtins): Updated.
13584 (ix86_expand_args_builtin): Likewise.
13585 (ix86_expand_builtin): Likewise.
13586 (ix86_expand_binop_imm_builtin): Removed.
13588 * doc/extend.texi: Correct __builtin_ia32_palignr128.
13590 2008-04-30 Richard Guenther <rguenther@suse.de>
13592 PR tree-optimization/32921
13593 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
13595 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
13597 * config/arm/arm.c (arm_unwind_emit): Use
13598 crtl->all_throwers_are_sibcalls instead of
13599 cfun->all_throwers_are_sibcalls.
13600 (arm_output_fn_unwind): Likewise.
13601 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
13602 instead of cfun->uses_pic_offset_table.
13603 (frv_expand_prologue): Likewise.
13604 (frv_frame_pointer_required): Likewise.
13605 (frv_expand_fdpic_call): Likewise.
13606 (frv_emit_movsi): Likewise.
13607 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
13608 cfun->returns_pcc_struct instead of
13609 current_function_returns_pcc_struct.
13610 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
13611 instead of cfun->calls_eh_return.
13612 (m32c_pushm_popm): Likewise.
13613 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
13614 "extern" declaration.
13616 2008-04-30 Richard Guenther <rguenther@suse.de>
13618 PR tree-optimization/21636
13619 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
13621 (evaluate_stmt): Print the likely value.
13622 (ccp_visit_stmt): Avoid excessive vertical spacing.
13624 2008-04-30 Rafael Espindola <espindola@google.com>
13626 * builtins.c (fold_call_expr): Return realret.
13627 * tree-ssa-threadedge.c
13628 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
13629 __builtin_object_size.
13631 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
13633 * gcc.c (wrapper_string): New variable.
13634 (insert_wrapper): New function.
13635 (execute): New option -wrapper.
13636 * doc/invoke.texi (Overall Options): New driver option -wrapper.
13638 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
13640 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
13641 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
13642 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
13644 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
13645 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
13646 config/rs6000/e500crtres64gprctr.asm,
13647 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
13648 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
13649 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
13650 config/rs6000/e500crtsav64gprctr.asm,
13651 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
13652 config/rs6000/e500crtsavg64gprctr.asm: New files.
13653 * config/rs6000/t-ppccomm: Add build rules for new files.
13654 (LIB2FUNCS_STATIC_EXTRA): Add new files.
13655 * config/rs6000/t-netbsd: Add build rules for new files.
13656 (LIB2FUNCS_STATIC_EXTRA): New variable.
13657 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
13658 (CRTSAVRES_DEFAULT_SPEC): Likewise.
13659 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
13661 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
13663 * config/i386/i386.c (ix86_builtin_type): Add
13664 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
13665 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
13666 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
13667 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
13668 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
13669 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
13670 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
13671 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
13672 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
13673 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
13674 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
13675 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
13676 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
13677 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
13678 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
13679 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
13680 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
13681 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
13682 V1DI_FTYPE_V2SI_V2SI.
13683 (bdesc_2arg): Moved to ...
13684 (bdesc_args): Here.
13685 (ix86_init_mmx_sse_builtins): Updated.
13686 (ix86_expand_args_builtin): Updated. Take a pointer
13687 to const struct builtin_description. Handle comparison
13689 (ix86_expand_sse_compare): Take a new argument for swapping operands.
13690 (ix86_expand_builtin): Updated.
13692 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
13693 (ssse3_pmaddubsw128): This.
13694 (ssse3_pmaddubswv4hi3): Renamed to ...
13695 (ssse3_pmaddubsw): This.
13697 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
13698 (__builtin_ia32_packssdw128): Likewise.
13699 (__builtin_ia32_packuswb128): Likewise.
13700 (__builtin_ia32_pmaddubsw): Likewise.
13701 (__builtin_ia32_pmaddubsw128): Likewise.
13703 2008-04-30 Richard Guenther <rguenther@suse.de>
13705 PR tree-optimization/14847
13706 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
13707 (recognize_bits_test): Use it.
13708 (recognize_single_bit_test): Likewise.
13710 2008-04-30 Martin Jambor <mjambor@suse.cz>
13712 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
13713 instead of setting number of formal parameters to zero.
13714 (ipcp_init_stage): Do not set the number of actual parameters to zero
13716 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
13717 which are called with variable number of arguments.
13718 (ipcp_insert_stage): Explicitely skipping all nodes which are
13719 called with variable number of arguments.
13720 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
13721 number of parameters.
13723 * ipa-prop.h (struct ipa_node_params): Added flag
13724 called_with_var_arguments
13725 (ipa_set_param_count): Added. Changed sole setter to use it.
13726 (ipa_get_param_count): Added. All readers of param_count
13727 converted to use it instead.
13728 (ipa_set_called_with_variable_arg): Added.
13729 (ipa_is_called_with_var_arguments): Added.
13730 (ipa_get_ith_param): Added. All readers of param_decls converted
13732 (ipa_set_cs_argument_count): Added, sole writer to argument_count
13734 (ipa_get_cs_argument_count): Added, all readers of argument_count
13736 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
13739 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
13740 (struct ipcp_lattice): Renamed cval_type to type
13741 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
13743 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
13744 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
13745 (ipcp_insert_stage): Changed the type of variable cvalue to tree
13746 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
13747 (build_const_val): Changed the type of parameter cvalue to tree
13748 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
13749 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
13751 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
13754 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
13755 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
13756 (ipa_add_method): Renamed to ipa_push_func_to_list
13757 (ipa_remove_method): Renamed to ipa_pop_func_from_list
13758 (ipa_callsite_param_count): Removed.
13759 (ipa_callsite_param_count_set): Removed.
13760 (ipa_callsite_param): Removed.
13761 (ipa_callsite_callee): Removed.
13762 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
13763 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
13764 (ipa_method_formal_count): Removed.
13765 (ipa_method_formal_count_set): Removed.
13766 (ipa_method_get_tree): Removed.
13767 (ipa_method_tree_map_create): Removed.
13768 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
13769 (ipa_create_param_decls_array): Creates the array itself
13770 (ipa_create_param_decls_array): Temporary variable info instead of
13771 a few dereferences.
13772 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
13773 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
13774 (get_type): Removed.
13775 (ipa_jf_get_info_type): Removed.
13776 (ipa_node_create): Renamed to ipa_create_node_params
13777 (ipa_free): Renamed to ipa_free_all_node_params
13778 (ipa_nodes_create): Renamed to ipa_create_all_node_params
13779 (ipa_edges_create): Renamed to ipa_create_all_edge_args
13780 (ipa_edges_free): Renamed to ipa_free_all_edge_args
13781 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
13782 (ipa_free_all_node_params): Deallocation to jump_functions moved to
13783 ipa_free_all_edge_args
13784 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
13785 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
13786 (ipa_create_methodlist_node): Removed.
13787 (ipa_methodlist_method): Removed.
13788 (ipa_methodlist_method_set): Removed.
13789 (ipa_methodlist_next_method): Removed.
13790 (ipa_methodlist_next_method_set): Removed.
13791 (ipa_method_is_modified): Removed.
13792 (ipa_method_modify_create): Removed.
13793 (ipa_method_modify_init): Temporary variable info instead of a few
13795 (ipa_detect_param_modifications): Temporary variable info instead of
13796 a few dereferences.
13797 (ipa_compute_jump_functions): Temporary variable info instead of
13798 a few dereferences.
13799 (ipa_method_modify_set): Removed.
13800 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
13801 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
13802 than craph_node as the first parameter.
13803 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
13804 (ipa_method_modify_init): Removed.
13805 (ipa_compute_jump_functions): Added a temp variable instead of
13806 repeatadly dereferencing the cgraph_edge.aux pointer
13807 (ipa_callsite_param_set_type): Removed.
13808 (ipa_compute_jump_functions): i renamed to index and moved to
13810 (ipa_callsite_param_set_info_type_formal): Removed.
13811 (ipa_callsite_param_set_info_type): Removed.
13812 (ipa_callsite_param_map_create): Removed.
13813 (ipa_callsite_tree): Removed.
13814 (ipa_callsite_caller): Removed.
13815 (ipa_pop_func_from_list): return_method removed to return_func
13817 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
13818 prefixed all values with IPA_. Changed all users.
13819 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
13820 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
13821 and FORMAL_IPATYPE IPA_PASS_THROUGH.
13822 (union parameter_info): Renamed to jump_func_value.
13823 (union jump_func_value): Renamed value to constant
13824 (struct ipa_jump_func): Renamed info_type to value
13825 (struct ipa_node): Renamed to ipa_node_params
13826 (struct ipa_node_params): Renamed ipa_arg_num to param_count
13827 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
13828 (struct ipa_node_params): Renamed ipa_mod to modified_flags
13829 (struct ipa_edge): Renamed to ipa_edge_args
13830 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
13831 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
13832 (struct ipa_methodlist): Renamed to ipa_func_list
13833 (struct ipa_func_list): method_p renamed to node, next_method
13835 (ipa_methodlist_p): Removed, switched all users to struct pointer
13836 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
13838 2008-04-30 Alan Modra <amodra@bigpond.net.au>
13840 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
13841 (rs6000_emit_epilogue): Use backchain to restore only when we
13842 have a large frame. Make use of frame pointer to restore if we
13843 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
13845 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
13847 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
13848 Add mode to zero_extract.
13849 (sign bit tests peepholes): (Ditto.).
13851 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
13853 * config/i386/i386.c (ix86_builtins): Replace Prescott New
13854 Instructions in comments with SSE3.
13855 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
13856 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
13857 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
13858 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
13859 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
13860 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
13861 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
13862 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
13863 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
13864 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
13865 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
13866 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
13867 (bdesc_sse_args): Renamed to ...
13868 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
13869 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
13870 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
13871 IX86_BUILTIN_FABSQ.
13872 (bdesc_1arg): Moved to ...
13873 (bdesc_args): Here.
13874 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
13875 Instructions in comments with SSE3.
13876 (ix86_expand_sse_operands_builtin): Renamed to ...
13877 (ix86_expand_args_builtin): This. Updated.
13878 (ix86_expand_unop1_builtin): Update comments.
13879 (ix86_expand_builtin): Updated.
13881 2008-04-29 Richard Guenther <rguenther@suse.de>
13883 PR tree-optimization/36078
13884 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
13885 Update virtual SSA form after cleaning up the CFG.
13887 2008-04-29 Richard Guenther <rguenther@suse.de>
13889 PR middle-end/15255
13890 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
13892 2008-04-29 Richard Guenther <rguenther@suse.de>
13894 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
13895 (compute_may_aliases): Do not call finalize_ref_all_pointers.
13896 (compute_flow_insensitive_aliasing): Do not treat
13897 PTR_IS_REF_ALL pointers special.
13898 (get_smt_for): Likewise.
13899 (may_alias_p): Re-structure.
13900 (is_escape_site): A ref-all pointer conversion is not an escape site.
13901 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
13902 PTR_IS_REF_ALL pointers special.
13903 * tree-ssa-structalias.h (struct alias_info): Remove
13904 ref_all_symbol_mem_tag field.
13905 (PTR_IS_REF_ALL): Remove.
13907 2008-04-29 Richard Guenther <rguenther@suse.de>
13909 PR middle-end/36077
13910 * fold-const.c (extract_muldiv_1): In combining division constants
13911 make sure to never overflow.
13913 2008-04-29 Nick Clifton <nickc@redhat.com>
13915 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
13917 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13920 * optc-gen.awk: Work around HP-UX/IA awk bug.
13922 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
13924 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
13927 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
13930 * config/i386/i386.md
13931 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
13932 Change operand 1 predicate to nonimmediate_operand.
13934 2008-04-28 Jakub Jelinek <jakub@redhat.com>
13937 * dwarf2out.c (struct die_struct): Mark as chain_circular through
13939 * gengtype.c (walk_type, write_func_for_structure): Handle
13941 * doc/gty.texi: Document chain_circular.
13943 2008-04-28 Richard Guenther <rguenther@suse.de>
13945 PR tree-optimization/36066
13946 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
13949 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
13952 * config/i386/i386.md
13953 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
13954 Use match_scratch instead of match_operand for operands 3 and 4.
13956 2008-04-27 Richard Guenther <rguenther@suse.de>
13958 PR tree-optimization/18754
13959 PR tree-optimization/34223
13960 * tree-pass.h (pass_complete_unrolli): Declare.
13961 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
13962 loop size before and after unconditionally of UL_NO_GROWTH in effect.
13963 Rewrite loop into loop closed SSA form if it is not already.
13964 (tree_unroll_loops_completely): Re-structure to iterate over
13965 innermost loops with intermediate CFG cleanups.
13966 Unroll outermost loops only if requested or the code does not grow
13968 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
13969 loops are available.
13970 (tree_vectorize): Instead do so here.
13971 (tree_complete_unroll): Also unroll outermost loops.
13972 (tree_complete_unroll_inner): New function.
13973 (gate_tree_complete_unroll_inner): Likewise.
13974 (pass_complete_unrolli): New pass.
13975 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
13976 uses outside of the loop.
13977 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
13978 form if it is available.
13979 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
13980 * passes.c (init_optimization_passes): Schedule complete inner
13981 loop unrolling pass before the first CCP pass after final inlining.
13983 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
13985 * targhooks.h (default_emutls_var_fields,
13986 default_emutls_var_init): Declare.
13987 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
13988 * target.h (struct gcc_target): Add struct emutls member.
13989 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
13990 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
13991 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
13992 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
13993 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
13994 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
13995 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
13996 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
13997 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
13998 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
13999 emit debug information.
14000 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
14001 * varasm.c: Include targhooks.h.
14002 (emutls_object_section, emutls_tmpl_section): New.
14003 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
14004 (EMUTLS_SEPARATOR): New.
14005 (prefix_name): New.
14006 (get_emutls_object_name): New.
14007 (default_emutls_var_fields): New, broken out of ...
14008 (get_emutls_object_type): ... here. Adjust to use target hooks.
14009 (get_emutls_init_templ_addr): Adjust to use target hooks.
14010 (emutls_decl): Adjust to use target hooks.
14011 (emutls_finish): Likewise.
14012 (default_emutls_var_init): New, broken out of ...
14013 (assemble_variable): ... here. Adjust to use target hooks.
14014 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
14015 SECCAT_EMUTLS_TMPL.
14016 * c-common.c (handle_section_attribute): Prevent overriding
14017 sections for emulated tls with special sections.
14018 * config/i386/i386.c (x86_64_elf_select_section): Add
14019 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
14020 (x86_64_elf_unique_section): Likewise.
14021 * config/vxworks.c: Include tree.h.
14022 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
14023 (vxworks_override_options): Set TLS scheme.
14024 * doc/tm.texi (Emulated TLS): New node.
14026 2008-04-26 Simon Baldwin <simonb@google.com>
14029 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
14030 with propagated string constants.
14032 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
14034 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
14035 constraint for operand 2 when operand 0 is memory operand.
14036 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
14037 operand 0 is memory operand.
14038 (fix_trunc<mode>_i387_with_temp): Ditto.
14039 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
14040 operand 2 when operand 1 is memory operand.
14041 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
14042 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
14043 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
14044 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
14045 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
14046 operands 2,3 and 4 when operand 1 is memory operand.
14047 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
14049 (fistdi2_floor_with_temp): Ditto.
14050 (fist<mode>2_floor_with_temp): Ditto.
14051 (fistdi2_ceil_with_temp): Ditto.
14052 (fist<mode>2_ceil_with_temp): Ditto.
14053 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
14055 2008-04-26 David Daney <ddaney@avtrex.com>
14057 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
14059 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
14060 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14061 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14062 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
14063 (compare_and_swap_12): New insn.
14064 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
14065 * config/mips/mips.c (mips_force_binary): New function.
14066 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
14067 (mips_expand_compare_and_swap_12): New function.
14068 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
14070 2008-04-25 Jan Hubicka <jh@suse.cz>
14073 * cfgexpand.c (pass_expand): Turn into RTL pass.
14074 * passes.c (execute_one_pass): Do pass typechecking after execution.
14075 * tree-pass.h (pass_expand): Turn into RTL pass.
14077 * function.h (struct rtl_data): Move here fields
14078 accesses_prior_frames, calls_eh_return, saves_all_registers,
14079 has_nonlocal_goto, has_asm_statement, is_thunk,
14080 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
14081 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
14082 arg_pointer_save_area_init from struct function; turn into bool.
14083 (struct function): Move
14084 calls_eh_return, saves_all_registers, has_nonlocal_goto,
14085 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
14086 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
14087 tail_call_emit, arg_pointer_save_area_init
14088 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
14089 (current_function_returns_struct, current_function_returns_pcc_struct,
14090 current_function_calls_setjmp, current_function_calls_alloca,
14091 current_function_accesses_prior_frames,
14092 current_function_calls_eh_return, current_function_is_thunk,
14093 current_function_stdarg, current_function_profile,
14094 current_function_limit_stack, current_function_uses_pic_offset_table,
14095 current_function_uses_const_pool, current_function_has_nonlocal_label,
14096 current_function_saves_all_registers,
14097 current_function_has_nonlocal_goto,
14098 current_function_has_asm_statement): Remove accesor macros.
14099 * ra-conflict.c (global_conflicts): Update.
14100 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
14101 (suitable_for_tail_call_opt_p): Update.
14102 * builtins.c (expand_builtin_return_addr): Update.
14103 (expand_builtin_setjmp_setup): Update.
14104 (expand_builtin_nonlocal_goto): Update.
14105 * final.c (final_start_function): Update.
14106 (profile_function): Update.
14107 (leaf_function_p): Update.
14108 (only_leaf_regs_used): Update.
14109 * df-scan.c (df_get_exit_block_use_set): Update.
14110 * dojump.c (clear_pending_stack_adjust): Update.
14111 * tree-stdarg.c (gate_optimize_stdarg): Update.
14112 * gimple-low.c (lower_function_body): Update.
14113 * global.c (compute_regsets): Update.
14114 (global_alloc): Update.
14115 * dwarf2out.c (dwarf2out_begin_prologue): Update.
14116 * expr.c (expand_assignment): Update.
14117 * dse.c (dse_step0): Update.
14118 (dse_step1): Update.
14119 * c-decl.c (store_parm_decls): Update.
14120 * local-alloc.c (combine_regs): Update.
14121 (find_free_reg): Update.
14122 * function.c (assign_parms_augmented_arg_list): Update.
14123 (assign_parm_find_data_types): Update.
14124 (assign_parms): Update.
14125 (allocate_struct_function): Update.
14126 (expand_function_start): Update.
14127 (expand_function_end): Update.
14128 (get_arg_pointer_save_area): Update.
14129 (thread_prologue_and_epilogue_insns): Update.
14130 (rest_of_match_asm_constraints): Update.
14131 * stor-layout.c (variable_size): Update.
14132 * gcse.c (gcse_main): Update.
14133 (bypass_jumps): Update.
14134 * gimplify.c (gimplify_function_tree): Update.
14135 * calls.c (emit_call_1): Update.
14136 (expand_call): Update.
14137 * bt-load.c (compute_defs_uses_and_gen): Update.
14138 * except.c (sjlj_assign_call_site_values): Update.
14139 (sjlj_emit_function_enter): Update.
14140 (can_throw_external): Update.
14141 (set_nothrow_function_flags): Update.
14142 (expand_builtin_unwind_init): Update.
14143 (expand_eh_return): Update.
14144 (convert_to_eh_region_ranges): Update.
14145 (output_function_exception_table): Update.
14146 * emit-rtl.c (gen_tmp_stack_mem): Update.
14147 * cfgexpand.c (expand_used_vars): Update.
14148 (tree_expand_cfg): Update.
14149 * cfgcleanup.c (rest_of_handle_jump): Update.
14150 * explow.c (allocate_dynamic_stack_space): Update.
14151 * varasm.c (assemble_start_function): Update.
14152 (force_const_mem): Update.
14153 (mark_constant_pool): Update.
14154 * tree-optimize.c (tree_rest_of_compilation): Update.
14155 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
14156 * tree-cfg.c (notice_special_calls): Update.
14157 (is_ctrl_altering_stmt): Update.
14158 (tree_can_make_abnormal_goto): Update.
14159 (tree_purge_dead_abnormal_call_edges): Update.
14160 * config/alpha/predicates.md: Update.
14161 * config/alpha/alpha.c (alpha_sa_mask): Update.
14162 (alpha_sa_size): Update.
14163 (alpha_does_function_need_gp): Update.
14164 (alpha_expand_prologue): Update.
14165 (alpha_start_function): Update.
14166 (alpha_output_function_end_prologue): Update.
14167 (alpha_expand_epilogue): Update.
14168 * config/frv/frv.c (frv_stack_info): Update.
14169 (frv_expand_epilogue): Update.
14170 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
14171 (s390_register_info): Update.
14172 (s390_frame_info): Update.
14173 (s390_init_frame_layout): Update.
14174 (s390_can_eliminate): Update.
14175 (save_gprs): Update.
14176 * config/spu/spu.c (spu_split_immediate): Update.
14177 (need_to_save_reg): Update.
14178 (spu_expand_prologue): Update.
14179 (spu_expand_epilogue): Update.
14180 * config/sparc/sparc.md: Update.
14181 * config/sparc/sparc.c (eligible_for_return_delay): Update.
14182 (sparc_tls_got): Update.
14183 (legitimize_pic_address): Update.
14184 (sparc_emit_call_insn): Update.
14185 (sparc_expand_prologue): Update.
14186 (output_return): Update.
14187 (print_operand): Update.
14188 (sparc_function_ok_for_sibcall): Update.
14189 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
14190 * config/m32r/m32r.md: Update.
14191 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
14192 (m32r_compute_frame_size): Update.
14193 (m32r_expand_prologue): Update.
14194 (m32r_expand_epilogue): Update.
14195 (m32r_legitimize_pic_address): Update.
14196 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
14197 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14198 * config/i386/i386.c (ix86_frame_pointer_required): Update.
14199 (gen_push): Update.
14200 (ix86_save_reg): Update.
14201 (ix86_compute_frame_layout): Update.
14202 (ix86_expand_prologue): Update.
14203 (ix86_expand_epilogue): Update.
14204 * config/sh/sh.c (output_stack_adjust): Update.
14205 (calc_live_regs): Update.
14206 (sh5_schedule_saves): Update.
14207 (sh_expand_prologue): Update.
14208 (sh_expand_epilogue): Update.
14209 (sh_setup_incoming_varargs): Update.
14210 (sh_allocate_initial_value): Update.
14211 (sh_get_pr_initial_val): Update.
14212 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
14213 * config/sh/sh.md (label:): Update.
14214 * config/avr/avr.c (out_movhi_mr_r): Update.
14215 * config/crx/crx.h (enum): Update.
14216 * config/xtensa/xtensa.h (along): Update.
14217 * config/stormy16/stormy16.c Update.
14218 (xstormy16_compute_stack_layout): Update.
14219 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
14220 (fr30_expand_prologue): Update.
14221 * config/cris/cris.c (cris_conditional_register_usage): Update.
14222 (cris_reg_saved_in_regsave_area): Update.
14223 (cris_initial_frame_pointer_offset): Update.
14224 (cris_simple_epilogue): Update.
14225 (cris_expand_prologue): Update.
14226 (cris_expand_epilogue): Update.
14227 (cris_expand_pic_call_address): Update.
14228 (cris_asm_output_symbol_ref): Update.
14229 (cris_asm_output_label_ref): Update.
14230 * config/cris/cris.md Update.
14231 * config/iq2000/iq2000.c (compute_frame_size): Update.
14232 (iq2000_expand_epilogue): Update.
14233 * config/mt/mt.h (save_direction): Update.
14234 * config/mn10300/mn10300.c (mn10300_function_value): Update.
14235 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14236 (ia64_secondary_reload_class): Update.
14237 * config/m68k/m68k.c (m68k_save_reg): Update.
14238 (m68k_expand_prologue): Update.
14239 (m68k_expand_epilogue): Update.
14240 (legitimize_pic_address): Update.
14241 * config/rs6000/rs6000.c (rs6000_got_register): Update.
14242 (first_reg_to_save): Update.
14243 (first_altivec_reg_to_save): Update.
14244 (compute_vrsave_mask): Update.
14245 (compute_save_world_info): Update.
14246 (rs6000_stack_info): Update.
14247 (spe_func_has_64bit_regs_p): Update.
14248 (rs6000_ra_ever_killed): Update.
14249 (rs6000_emit_eh_reg_restore): Update.
14250 (rs6000_emit_allocate_stack): Update.
14251 (rs6000_emit_prologue): Update.
14252 (rs6000_emit_epilogue): Update.
14253 (rs6000_output_function_epilogue): Update.
14254 (output_profile_hook): Update.
14255 (rs6000_elf_declare_function_name): Update.
14256 * config/rs6000/rs6000.h (rs6000_args): Update.
14257 * config/rs6000/rs6000.md: Update.
14258 * config/mcore/mcore.c (mcore_expand_prolog): Update.
14259 * config/arc/arc.c (arc_output_function_epilogue): Update.
14260 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
14261 * config/darwin.c (machopic_function_base_name): Update.
14262 * config/score/score3.c (score3_compute_frame_size): Update.
14265 (score3_epilogue): Update.
14266 * config/score/score7.c (score7_compute_frame_size): Update.
14267 (score7_prologue): Update.
14268 (score7_epilogue): Update.
14269 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
14270 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14271 * config/arm/arm.c (use_return_insn): Update.
14272 (require_pic_register): Update.
14273 (arm_load_pic_register): Update.
14274 (arm_compute_save_reg0_reg12_mask): Update.
14275 (arm_compute_save_reg_mask): Update.
14276 (thumb1_compute_save_reg_mask): Update.
14277 (output_return_instruction): Update.
14278 (arm_output_function_prologue): Update.
14279 (arm_output_epilogue): Update.
14280 (arm_get_frame_offsets): Update.
14281 (arm_expand_prologue): Update.
14282 (thumb_pushpop): Update.
14283 (thumb_exit): Update.
14284 (thumb1_expand_prologue): Update.
14285 (thumb1_expand_epilogue): Update.
14286 (arm_unwind_emit): Update.
14287 (arm_output_fn_unwind): Update.
14288 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
14289 * config/arm/arm.md: Update.
14290 * config/pa/pa.md: Update.
14291 * config/pa/pa.c (legitimize_pic_address): Update.
14292 (compute_frame_size): Update.
14293 (hppa_expand_prologue): Update.
14294 (hppa_expand_epilogue): Update.
14295 (borx_reg_operand): Update.
14296 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
14297 (HARD_REGNO_RENAME_OK): Update.
14298 * config/mips/mips.c (mips_global_pointer): Update.
14299 (mips_save_reg_p): Update.
14300 (mips_compute_frame_info): Update.
14301 (mips_frame_pointer_required): Update.
14302 (mips_expand_prologue): Update.
14303 (mips_expand_epilogue): Update.
14304 (mips_can_use_return_insn): Update.
14305 (mips_reorg_process_insns): Update.
14306 * config/v850/v850.c (compute_register_save_size): Update.
14307 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
14308 * config/mmix/mmix.c (along): Update.
14309 (mmix_expand_epilogue): Update.
14310 * config/bfin/bfin.c (legitimize_pic_address): Update.
14311 (must_save_p): Update.
14312 (stack_frame_needed_p): Update.
14313 (add_to_reg): Update.
14314 (bfin_expand_prologue): Update.
14315 * stmt.c (expand_asm_operands): Update.
14316 * reload1.c (reload): Update.
14317 (init_elim_table): Update.
14319 2008-04-25 Bob Wilson <bob.wilson@acm.org>
14321 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
14323 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
14325 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
14326 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
14327 (mov<mode>): Removed.
14328 (*movv4sf_internal): Likewise.
14329 (*movv2df_internal): Likewise.
14331 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
14333 * config.gcc (crx-*-elf): Remove deprecation.
14335 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
14337 * config/i386/cygming-crtend.c (register_frame_ctor): Register
14338 __gcc_deregister_frame with atexit.
14339 (deregister_frame_dtor): Remove.
14341 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
14342 Nathan Sidwell <nathan@codesourcery.com>
14344 * config/rs6000/rs6000.opt (mspe): Remove Var property.
14346 * config/rs6000/rs6000.h (rs6000_spe): Declare.
14347 (rs6000_isel): Likewise.
14348 * config/rs6000/rs6000.c (rs6000_spe): New variable.
14349 (rs6000_isel): New variable.
14350 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
14352 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14355 * c-common.c (handle_vector_size_attribute): Call
14356 lang_hooks.types.reconstruct_complex_type instead of
14357 reconstruct_complex_type.
14358 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
14359 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
14360 * langhooks.h (struct lang_hooks_for_types): Add
14361 reconstruct_complex_type hook.
14362 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
14363 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
14365 2008-04-24 Richard Guenther <rguenther@suse.de>
14367 * c-common.h (check_builtin_function_arguments): Declare.
14368 * c-common.c (validate_nargs): New function.
14369 (check_builtin_function_arguments): Likewise.
14370 * c-typeck.c (build_function_call): Call
14371 check_builtin_function_arguments.
14372 * builtins.c (fold_builtin_classify): Remove error reporting code.
14373 (fold_builtin_unordered_cmp): Likewise.
14374 (fold_builtin_1): Likewise.
14375 (fold_builtin_n): Likewise.
14377 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14379 PR tree-optimization/36008
14380 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
14381 the original op1, rather than delta by step.
14383 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
14384 Sebastian Pop <sebastian.pop@amd.com>
14386 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
14387 eliminate_local_variables_stmt, eliminate_local_variables,
14388 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
14389 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
14390 of code delimited by two edges in the CFG.
14391 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
14392 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
14393 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
14394 the case of parallelisation of reductions.
14395 (expr_invariant_in_region_p): New.
14397 * tree-flow.h (gather_blocks_in_sese_region): Declared.
14398 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
14400 2008-04-24 Ira Rosen <irar@il.ibm.com>
14401 Richard Guenther <rguenther@suse.de>
14403 PR tree-optimization/36034
14404 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
14405 incapable of dealing with loads with gaps.
14407 2008-04-24 Rafael Espindola <espindola@google.com>
14409 * tree-flow.h (vrp_evaluate_conditional): Change signature.
14410 * tree-ssa-propagate.c (fold_predicate_in): Update call to
14411 vrp_evaluate_conditional.
14412 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
14413 (vrp_evaluate_conditional): Split the cond argument.
14414 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
14415 (simplify_stmt_for_jump_threading): Update call to
14416 vrp_evaluate_conditional.
14418 2008-04-24 Ira Rosen <irar@il.ibm.com>
14420 PR tree-optimization/35982
14421 * tree-vect-analyze.c (vect_check_interleaving): Check that the
14422 interleaved data-refs are of the same type.
14424 2008-04-24 Danny Smith <dannysmith@users.net>
14426 * c-format.c (check_format_info_main): Use strncmp rather than a
14427 magic prefix to handle multichar length specs.
14428 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
14429 Don't prefix "I64" and "I32" with '\0'.
14431 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14434 * config/i386/i386.c (init_cumulative_args): Don't pass anything
14435 in registers for -m32 only if stdarg_p (fntype).
14437 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
14439 PR rtl-optimization/36006
14440 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
14441 temp to op0 in order to avoid invalid rtx sharing.
14443 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
14445 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
14446 check TREE_INVARIANT.
14447 * tree-gimple.c (is_gimple_address): New.
14448 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
14449 * tree-gimple.h (is_gimple_address): New.
14450 * tree.h (decl_address_invariant_p): New.
14451 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
14452 (build_string): Likewise.
14453 (decl_address_invariant_p): New, from is_gimple_invariant_address.
14454 (tree_invariant_p_1): Likewise.
14455 (save_expr): Use it.
14456 (tree_invariant_p): New.
14457 (skip_simple_arithmetic): Use it.
14458 (stabilize_reference_1): Use it.
14459 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
14461 (build1_stat): Drop code to compute TREE_INVARIANT.
14462 (build2_stat): Drop code to compute TREE_INVARIANT.
14463 (build3_stat): Drop code to compute TREE_INVARIANT.
14464 (build4_stat): Drop code to compute TREE_INVARIANT.
14465 (build5_stat): Drop code to compute TREE_INVARIANT.
14466 (build7_stat): Drop code to compute TREE_INVARIANT.
14467 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
14468 * tree.h (struct tree_base): Remove invariant_flag.
14469 (TREE_INVARIANT): Remove.
14470 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
14471 (fold_builtin_expect): Check TREE_CONSTANT.
14472 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
14473 * c-tree.h (c_expr_to_decl): Drop third parameter.
14474 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
14475 (build_c_cast): Don't set TREE_INVARIANT.
14476 (pop_init_level): Don't set TREE_INVARIANT.
14477 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
14478 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
14480 (gimplify_init_constructor): Don't set TREE_INVARIANT.
14481 (gimplify_addr_expr): Adjust comment.
14482 * tree-mudflap.c (mf_build_string):
14483 * print-tree.c (print_node): Don't print TREE_INVARIANT.
14484 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
14485 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
14486 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
14487 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
14488 * langhooks.h (struct lang_hooks): Drop third parameter from
14491 2008-04-23 Richard Guenther <rguenther@suse.de>
14493 PR tree-optimization/27799
14494 PR tree-optimization/32921
14495 PR tree-optimization/32624
14496 * tree-ssa-structalias.c (merge_smts_into): Only merge the
14497 SMTs aliases and the tag itself into the solution.
14498 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
14499 merge the points-to solution back into the SMT aliases.
14500 (may_alias_p): Use alias_set_subset_of instead of
14501 aliases_conflict_p. A pointer which points to
14502 memory with alias set zero may access any variable.
14504 2008-04-23 Richard Guenther <rguenther@suse.de>
14506 * alias.c (alias_set_subset_of): Correctly handle asking
14507 if zero is a subset of an alias set with zero child.
14508 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
14509 (compute_flow_insensitive_aliasing): Correctly walk all
14510 pointers. Do not unnecessarily union sets.
14512 2008-04-23 Richard Guenther <rguenther@suse.de>
14514 PR middle-end/36021
14515 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
14517 2008-04-22 Tomas Bily <tbily@suse.cz>
14519 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
14521 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
14523 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14524 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14525 * tree-inline.c (estimate_num_insns_1): Likewise.
14526 * varasm.c (const_hash_1, compare_constant, copy_constant)
14527 (compute_reloc_for_constant, output_addressed_constants): Likewise.
14528 * emit-rtl.c (component_ref_for_mem_expr)
14529 (set_mem_attributes_minus_bitpos): Likewise.
14530 * expr.c (highest_pow2_factor, expand_expr_real_1, )
14531 (is_aligning_offset): Likewise.
14532 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
14533 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
14534 * dojump.c (do_jump): Likewise.
14535 * builtins.c (get_pointer_alignment, get_memory_rtx)
14536 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
14537 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
14539 2008-04-23 Jakub Jelinek <jakub@redhat.com>
14541 PR rtl-optimization/36017
14542 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
14543 expanding the library call.
14545 2008-04-22 Ian Lance Taylor <iant@google.com>
14547 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
14548 than size_in_bytes.
14550 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
14552 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
14553 of LR/CTR moves for Power6.
14555 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
14557 PR middle-end/36003
14558 * passes.c (init_optimization_passes): Remove
14559 pass_fast_rtl_byte_dce.
14561 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
14564 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
14565 builtin functions to generate faster code.
14566 (_mm_cvtpu16_ps): Ditto.
14567 (_mm_cvtpi32x2_ps): Ditto.
14569 2008-04-22 Nick Clifton <nickc@redhat.com>
14571 * common.opt (ftree-loop-distribution): Add Optimization
14574 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
14575 (frv_expand_builtin_va_start): Likewise.
14577 * config/arm/arm.c (thumb_find_work_register): Fix location of
14578 argument register count.
14580 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14582 Support scheduling for ColdFire V1 and V3 microarchitecture.
14583 Improve scheduling of multiplication instructions.
14585 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
14586 (mac): New instruction attribute.
14587 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
14588 (m68k_sched_mac): New variable.
14589 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
14590 Handle cfv1 and cfv3.
14591 (max_insn_size): New static variable.
14592 (struct _sched_ib): New type.
14593 (sched_ib): New static variable.
14594 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
14595 to fields of 'struct _sched_ib sched_ib'. Update all uses.
14596 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
14598 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
14599 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
14600 new variables. Update.
14601 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14602 Add modeling of cfv3 instruction buffer. Update.
14603 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
14604 * config/m68k/m68k.h (TUNE_CFV3): New macro.
14605 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
14606 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
14607 a particular reservation applies to.
14608 (type2): Reorganize attribute values. Rename alu to alu_reg,
14609 alu_l to alu, move_l to omove. Join move to alu. Split mul
14610 to mul_l and mul_w.
14611 (cf_ib_*): Simplify description of instruction buffer.
14612 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
14613 (cf_mem): Split into cf_mem1 and cf_mem2.
14614 (cf_v2_move_??): Rename to cfv12_alu_??.
14615 (cf_v2_move_l_??): Rename to cfv12_omove_??.
14616 (cf_v2_mul_??): Remove reservations.
14617 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
14618 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
14619 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
14621 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
14622 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
14623 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
14624 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
14625 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
14626 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
14627 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
14628 expansions of the above reservations for instructions of sizes
14631 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14633 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
14635 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
14637 * coverage.c: Include tree-pass.h.
14638 (coverage_counter_alloc): Print da_file_name to the dump file.
14640 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
14642 * sbitmap.c (sbitmap_range_empty_p): New function.
14643 * sbitmap.h (sbitmap_range_empty_p): New function.
14644 * bitmap.h: Now includes obstack.h.
14646 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
14647 Kenneth Zadeck <zadeck@naturalbridge.com>
14649 * dbgcnt.def (ra_byte_scan): Added.
14650 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
14651 when the last hit happens for a counter.
14652 * timevar.def (TV_DF_BYTE_LR): New variable.
14653 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
14654 * passes.c (pass_fast_rtl_byte_dce): New pass.
14655 * fwprop.c (update_df): Added mode to call df_ref_create.
14656 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
14657 DF_REF_EXTRACT_OFFSET.
14658 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
14659 DF_BYTE_LR_OUT, df_byte_lr): New macro.
14661 (df_ref_extract): Added mode field.
14662 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
14663 DF_REF_EXTRACT_OFFSET.
14664 (DF_REF_EXTRACT_MODE): New macro.
14665 (df_byte_lr_bb_info): New structure.
14666 (df_print_byte_regset, df_compute_accessed_bytes,
14667 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
14668 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
14669 df_byte_lr_simulate_uses,
14670 df_byte_lr_simulate_artificial_refs_at_top,
14671 df_byte_lr_simulate_artificial_refs_at_end,
14672 df_compute_accessed_bytes): New function.
14673 (df_ref_create): Add parameter.
14674 (df_byte_lr_get_bb_info): New inline function.
14675 * df-scan.c (df_ref_record, df_uses_record,
14676 df_ref_create_structure): Added mode parameter.
14677 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
14678 df_defs_record, df_uses_record, df_get_conditional_uses,
14679 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
14680 df_entry_block_defs_collect, df_exit_block_uses_collect):
14681 Added mode parameter to calls to df_ref_record, df_uses_record,
14682 df_ref_create_structure.
14683 (df_ref_equal_p, df_ref_compare): Added test for modes.
14684 (df_ref_create_structure): Added code to set mode. Renamed
14685 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
14686 DF_REF_EXTRACT_OFFSET.
14687 * df-core.c (df_print_byte_regset): New function.
14688 * df-byte-scan.c: New file.
14689 * df-problems.c (df_rd_transfer_function): Removed unnecessary
14690 calls to BITMAP_FREE.
14691 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
14692 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
14693 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
14694 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
14695 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
14696 df_byte_lr_local_compute, df_byte_lr_init,
14697 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
14698 df_byte_lr_transfer_function, df_byte_lr_free,
14699 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
14700 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
14701 df_byte_lr_simulate_uses,
14702 df_byte_lr_simulate_artificial_refs_at_top,
14703 df_byte_lr_simulate_artificial_refs_at_end): New function.
14704 * dce.c (byte_dce_process_block): New function.
14705 (dce_process_block): au is now passed in rather than computed
14706 locally. Changed loops that look at artificial defs to not look
14707 for conditional or partial ones, because there never are any.
14708 (fast_dce): Now is able to drive byte_dce_process_block or
14709 dce_process_block depending on the kind of dce being done.
14710 (rest_of_handle_fast_dce): Add parameter to fast_dce.
14711 (rest_of_handle_fast_byte_dce): New function.
14712 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
14713 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
14715 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
14718 * gcc.h: Added fortran options that take arguments to
14719 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
14722 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
14724 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
14725 scalarization if on the LHS and not a full access.
14727 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14729 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
14731 2008-04-18 Rafael Espindola <espindola@google.com>
14733 * tree-vrp.c (find_case_label_index): Fix the binary search.
14734 (find_case_label_range): New.
14735 (vrp_visit_switch_stmt): Use find_case_label_range.
14736 (simplify_switch_using_ranges): Use find_case_label_range.
14738 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
14740 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
14741 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
14743 2008-04-18 Tom Tromey <tromey@redhat.com>
14746 * doc/cpp.texi (Implementation-defined behavior): Mention
14749 2008-04-18 Ian Lance Taylor <iant@google.com>
14751 * fold-const.c (pointer_may_wrap_p): New static function.
14752 (fold_comparison): Add another test for pointer overflow. Use
14753 pointer_may_wrap_p to disable some false positives.
14755 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
14757 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
14758 (fname_as_string): Match updated cpp_interpret_string prototype.
14759 (fix_string_type): Support char16_t* and char32_t*.
14760 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
14761 derivative) nodes. Register as builtin if C++0x.
14762 (c_parse_error): Support CPP_CHAR{16,32}.
14763 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
14764 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
14765 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
14766 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
14767 CTI_CHAR32_ARRAY_TYPE>: New elements.
14768 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
14769 char32_type_node, signed_char32_type_node, char16_array_type_node,
14770 char32_array_type_node): New defines.
14771 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
14772 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
14773 (lex_string): Support CPP_STRING{16,32}, match updated
14774 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
14775 (lex_charconst): Support CPP_CHAR{16,32}.
14776 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
14777 and CPP_STRING{16,32}.
14779 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
14782 * aclocal.m4: Regenerate.
14783 * configure: Regenerate.
14785 2008-04-18 Jan Hubicka <jh@suse.cz>
14787 * except.c (dw2_size_of_call_site_table,
14788 sjlj_size_of_call_site_table): Use vector API for call_site_record.
14790 * cgraphbuild.c (build_cgraph_edges): Update.
14791 * tree-pass.h: Update comment.
14792 * final.c (leaf_function_p): Update.
14793 (leaf_renumber_regs): Update.
14794 (rest_of_clean_state): Update.
14795 * omp-low.c (expand_omp_parallel): Update.
14796 * ipa-reference.c (analyze_function): Update.
14797 * reorg.c (find_end_label): Update.
14798 (optimize_skip): Update.
14799 (fill_simple_delay_slots): Update.
14800 (fill_simple_delay_slots): Update.
14801 (make_return_insns): Update.
14802 (dbr_schedule): Update.
14803 * gimple-low.c (record_vars_into): Update.
14804 * cfgbuild.c (make_edges): Update.
14805 * function.c (assign_stack_local): Update.
14806 (assign_parm_adjust_stack_rtl): Update.
14807 (locate_and_pad_parm): Update.
14808 (allocate_struct_function): Do not initialize stack_alignment_needed
14809 and preferred_stack_boundary here.
14810 (stack_protect_prologue): Update.
14811 (stack_protect_epilogue): Update.
14812 (expand_function_start): Initialize stack_alignment_needed,
14813 preferred_stack_boundary and max_jumptable_ents.
14814 (expand_function_end): Update.
14815 (free_after_compilation): Do not NULLify epilogue_delay_list.
14816 * function.h (struct rtl_data): Add stack_protect_guard,
14817 stack_alignment_needed,
14818 preferred_stack_boundary, epilogue_delay_list.
14819 (struct function): Remove value_histograms, stack_alignment_needed,
14820 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
14822 unexpanded_var_list, stack_protect_guard.
14823 (current_function_epilogue_delay_list): Remove.
14824 * ipa-type-escape.c (analyze_function): Update.
14825 * gimplify.c (pop_gimplify_context): Update comment.
14826 * calls.c (expand_call): Update.
14827 (emit_library_call_value_1): Update.
14828 * except.c (set_nothrow_function_flags): Update.
14829 * cfgexpand.c (get_decl_align_unit): Update.
14830 (create_stack_guard): Update.
14831 (estimated_stack_frame_size): Update.
14832 (expand_used_vars): Update.
14833 (tree_expand_cfg): Free histogram earliers, init expansion variables.
14834 * explow.c (allocate_dynamic_stack_space): Update.
14835 * tree-ssa-live.c (remove_unused_locals): Update.
14836 * varasm.c (mark_constant_pool): Update.
14837 * tree-inline.c (remap_decls): Update.
14838 (initialize_cfun): Update.
14839 (declare_return_variable): Update.
14840 (inline_forbidden_p): Update.
14841 (expand_call_inline): Update.
14842 (declare_inline_vars): Update.
14843 (tree_function_versioning): Update.
14844 * tree-flow.h (value_histograms): New.
14845 (VALUE_HISTOGRAMS): New macro.
14846 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
14848 * tree-cfg.c (set_bb_for_stmt): Update.
14849 (replace_by_duplicate_decl): Update.
14850 (move_block_to_fn): Update.
14851 (new_label_mapper): Update.
14852 (dump_function_to_file): Update.
14853 * ipa-struct-reorg.c (build_data_structure): Update.
14854 * cfgrtl.c (print_rtl_with_bb): Update.
14855 * reload1.c (reload): Update.
14857 * config/i386/i386.c (setup_incoming_varargs_64,
14858 ix86_compute_frame_layout): Update.
14859 * config/arc/arc.c (arc_output_function_epilogue): Update.
14861 2008-04-18 Marius Strobl <marius@FreeBSD.org>
14863 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
14864 for FreeBSD as well.
14865 * gthr-posix95.h: Likewise.
14867 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
14869 PR rtl-optimization/35838
14870 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
14871 out the byte offset of the first subreg.
14873 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
14875 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
14876 to split_ti instead of three separate calls with single member arrays.
14877 (subti3 splitter): Ditto.
14878 (adddi3 splitter): Ditto with split_di.
14879 (subdi3 splitter): Ditto.
14880 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
14881 two separate calls with single member arrays. Swap match_dup
14882 operands 1 and 2 to better fit into the array.
14883 (negdi2 splitter): Ditto with split_di.
14884 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
14885 two separate calls with single member arrays. Swap match_dup operands
14886 6 and 7 to better fit into the array.
14888 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
14890 * config/i386/i386.c (sse_builtin_type): New.
14891 (bdesc_sse_args): Likewise.
14892 (bdesc_sse_3arg): Removed.
14893 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
14894 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
14895 IX86_BUILTIN_ROUNDPS.
14896 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
14897 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
14898 IX86_BUILTIN_ROUNDPS.
14899 (ix86_expand_sse_4_operands_builtin): Removed.
14900 (ix86_expand_sse_operands_builtin): New.
14901 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
14902 and CODE_FOR_sse4_1_roundps.
14903 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
14904 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
14906 2008-04-17 Alan Modra <amodra@bigpond.net.au>
14909 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
14910 regs before frame pop when needed. If use_backchain_to_restore_sp
14911 then load backchain into a temp reg to restore vr and vrsave. Add
14912 code to restore vr after frame pop if possible.
14914 2008-04-17 Richard Guenther <rguenther@suse.de>
14916 * tree-vn.c (expressions_equal_p): Do not check type
14917 equality or compatibility before calling operand_equal_p.
14918 * fold-const.c (operand_equal_p): Check equivalence of
14919 integer constants before bailing out due to signedness or
14920 precision differences.
14921 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
14922 spurious differences in type qualification. Ignore types
14923 for COMPONENT_REFs at all.
14925 2008-04-17 Christian Bruel <christian.bruel@st.com>
14927 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
14928 msw_skip comparison.
14930 2008-04-16 Jakub Jelinek <jakub@redhat.com>
14933 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
14936 PR tree-optimization/35899
14937 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
14938 rather than TREE_OPERAND.
14940 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
14943 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
14944 temporary registers. Change operand predicate to general_operand.
14945 (remainderxf3): Ditto.
14947 2008-04-16 Richard Guenther <rguenther@suse.de>
14949 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
14950 * tree-affine.c (aff_combination_expand): Look through some
14953 2008-04-15 Doug Kwan <dougkwan@google.com>
14955 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
14957 * tree-pretty-print.c (dump_generic_node): Ditto.
14958 * final.c (output_addr_const): Ditto.
14959 * dwarf2out.c (output_cfi): Ditto.
14960 * c-pretty-print.c (pp_c_integer_constant): Ditto.
14961 * print-rtl.c (print_rtx): Ditto.
14962 * print-tree.c (print_node_brief, print_node): Ditto.
14963 * c-common.c (match_case_to_enum_1): Ditto.
14964 * sched-vis.c (print_value): Ditto.
14965 * config/i386/i386.c (print_operand): Cast to long unsigned int
14968 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
14969 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
14970 MS Windows VirtualProtect function.
14972 2008-04-15 Jan Hubicka <jh@suse.cz>
14974 * gengtype.c (write_root): Param_is argument is OK.
14975 * expr.c (expand_expr_real_1): Update call of get_exception_*.
14976 * function.h: Include varray.h
14977 (rtl_eh): New stucture based on except.c one.
14978 (call_site_record): New forward declaration and vector type.
14979 * calls.c (emit_call_1): Do not call
14980 note_current_region_may_contain_throw.
14981 * except.c (eh_status): Remove cur_region, try_region since they are
14983 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
14984 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
14985 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
14986 Remove call_site_data_used, call_site_data_size.
14987 Turn call_site_record into vector in function.h.
14988 (note_current_region_may_contain_throw): Remove.
14989 (get_exception_pointer, get_exception_filter): Do not take struct
14990 function argument; update.
14991 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
14992 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
14993 build_post_landing_pads, dw2_build_landing_pads,
14994 sjlj_assign_call_site_values, sjlj_mark_call_sites,
14995 sjlj_emit_function_enter, sjlj_emit_function_enter,
14996 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
14997 sjlj_build_landing_pads, finish_eh_generation,
14998 remove_exception_handler_label, remove_eh_handler,
14999 maybe_remove_eh_handler, add_reachable_handler,
15000 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
15001 add_action_record, collect_one_action_chain, add_call_site,
15002 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
15003 sjlj_output_call_site_table, output_function_exception_table,
15004 * except.h (note_current_region_may_contain_throw): Remove
15005 (get_exception_pointer, get_exception_filter): Do not take struct
15007 * Makefile.in (GTFILES): Put varargs before struct function.
15009 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15011 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
15012 punt for STRING_CST.
15013 (get_constraint_for): Deal with STRING_CST here instead.
15015 2008-04-15 Richard Guenther <rguenther@suse.de>
15017 * tree-ssa-propagate.c (substitute_and_fold): Substitute
15018 statements in a basic-block with a backward walk. Do not
15019 substitute into dead statements but instead remove those.
15021 2008-04-15 Richard Guenther <rguenther@suse.de>
15023 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
15024 to zero, thus disable creation of SFTs.
15026 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15028 * tree-predcom.c (suitable_reference_p): Return false if the
15029 reference can throw.
15031 2008-04-15 Jakub Jelinek <jakub@redhat.com>
15034 * c-decl.c (finish_decl): If extern or static var has variable
15035 size, set TREE_TYPE (decl) to error_mark_node.
15037 2008-04-15 Rafael Espindola <espindola@google.com>
15039 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
15042 2008-04-15 Richard Guenther <rguenther@suse.de>
15044 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15045 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
15046 (visit_reference_op_load): Do walk vuse-vdef chains on
15047 vn_reference_lookup.
15048 (visit_reference_op_store): But do not here.
15049 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
15050 vn_reference_lookup.
15051 (vn_lookup_with_vuses): But do so here.
15053 2008-04-14 Ian Lance Taylor <iant@google.com>
15055 * fold-const.c (fold_overflow_warning): Remove assertion.
15057 2008-04-15 Ben Elliston <bje@au.ibm.com>
15059 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
15060 temp1 local variables.
15062 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
15065 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
15066 ".text.unlikely" section as executable.
15068 2008-04-14 James E. Wilson <wilson@tuliptree.org>
15070 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15071 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
15072 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
15073 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
15074 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
15075 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
15076 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
15078 2008-04-14 Ian Lance Taylor <iant@google.com>
15080 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
15081 * fold-const.c (fold_comparison): If appropriate, test
15082 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
15083 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
15084 reassociating a pointer type.
15085 * doc/invoke.texi (Optimize Options): Document that
15086 -fstrict-overflow applies to pointer wraparound.
15088 2008-04-13 Jan Hubicka <jh@suse.cz>
15090 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
15092 2008-04-12 Andrew Pinski <pinskia@gmail.com>
15094 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
15095 we are going to "save the world".
15097 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
15099 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
15100 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
15101 operand 0 constraint, not "=".
15103 2008-04-11 James E. Wilson <wilson@tuliptree.org>
15105 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
15107 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15109 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
15110 of size of positions_needed * CHAR_BIT.
15112 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15114 PR middle-end/35897
15115 * dse.c (store_info): Change positions_needed to unsigned
15117 (lowpart_bitmask): New.
15118 (record_store): Cast to unsigned HOST_WIDE_INT for
15119 positions_needed. Assert width <= size of positions_needed *
15120 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
15121 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
15122 lowpart_bitmask to set mask.
15124 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15126 * config/bfin/constraints.md: New file.
15127 * config/bfin/bfin.md: Include it.
15128 (adddi3): Use satisfies_constraint functions instead of the old macros.
15129 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
15130 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
15131 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
15132 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
15133 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
15134 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
15135 EXTRA_CONSTRAINT): Delete.
15136 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
15137 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
15139 * config/bfin/bfin.c: Include "tm-constrs.h".
15140 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
15141 Use satisfies_constraint functions instead of the old macros.
15142 * doc/md.texi (Blackfin Constraints): Update file name reference.
15144 2008-04-11 Richard Guenther <rguenther@suse.de>
15146 PR tree-optimization/35869
15147 * tree-vrp.c (execute_vrp): Move switch statement update after
15148 jump threading. Schedule another cfg cleanup run.
15150 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
15153 * attribs.c (decl_attributes): Return early on errorneous node.
15155 2008-04-10 Oleg Ryjkov <olegr@google.com>
15157 * tree.h (struct tree_base): Added a new flag default_def_flag.
15158 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
15160 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
15162 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
15164 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15167 * pa.md: Define mode iterator P. Define mode attribute dwc.
15168 (dcacheflush): Update pattern to use iterator P and attribute dwc.
15169 (icacheflush): Likewise.
15170 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
15171 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
15173 2008-04-11 Ben Elliston <bje@au.ibm.com>
15175 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
15177 2008-04-10 Rafael Espindola <espindola@google.com>
15179 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
15180 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
15181 (extract_range_from_expr): The same.
15183 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15185 * config/mips/mips.md (GPR2): New mode iterator.
15186 (seq): Add comment.
15187 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
15188 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
15189 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
15190 Rewrite these to take two modes, the mode of comparison and the
15191 mode of the destination.
15192 * config/mips/mips.c (mips_expand_scc): Instead of having
15193 paradoxical subreg as destination, expand "narrowing" scc if mode
15194 of comparison is SI and target is requested in DI mode.
15195 (mips_emit_int_order_test): Update comment. Make mode of
15196 comparison match CMP0 rather than TARGET. When creating inverse
15197 target use mode of TARGET.
15199 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15201 * gcov-dump.c (tag_summary): Only print summaries for the first
15202 GCOV_COUNTERS_SUMMABLE counters.
15204 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
15206 * config/i386/i386.md (absneg): New code iterator.
15207 (absnegprefix): New code attribute.
15208 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
15209 patterns using absneg code iterator.
15210 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
15211 using absneg code iterator.
15212 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
15213 *neg<mode>2 patterns using absneg code iterator.
15214 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15215 *negextendsfdf2 patterns using absneg code iterator.
15216 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
15217 *negextendsfxf2 patterns using absneg code iterator.
15218 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15219 *negextendsfdf2 patterns using absneg code iterator.
15220 * config/i386/sse.md (<code><mode>2): Macroize expander from
15221 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
15223 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
15225 * config/s390/s390.h: Remove the remains of the recent search
15226 & replace action of current_function_outgoing_args_size.
15228 2008-04-10 Ira Rosen <irar@il.ibm.com>
15230 PR tree-optimization/35821
15231 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
15232 NEW_STMT_LIST is not NULL.
15234 2008-04-09 David Edelsohn <edelsohn@gnu.org>
15237 * toplev.c (process_options): Remove -ffunction-sections debugging
15240 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
15242 PR middle-end/PR28690
15243 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
15244 than gen_rtx_fmt_ee to perform more canonicalizations.
15246 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15249 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
15251 2008-04-09 Richard Guenther <rguenther@suse.de>
15253 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
15254 (dump_function_to_file): Dump function arguments with types.
15256 2008-04-08 Richard Guenther <rguenther@suse.de>
15258 * fold-const.c (fold_widened_comparison): Do not allow
15259 sign-changes that change the result.
15261 2008-04-08 Janis Johnson <janis187@us.ibm.com>
15264 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
15265 kinds of indirect references.
15267 2008-04-08 David Edelsohn <edelsohn@gnu.org>
15269 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
15270 GNU Fortran language string.
15272 2008-04-08 Rafael Espindola <espindola@google.com>
15274 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
15275 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
15276 * tree.h (tree_call_nonnegative_warnv_p): New.
15278 2008-04-08 Jan Hubicka <jh@suse.cz>
15280 * function.c (free_after_compilation): Clear out regno_reg_rtx
15283 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
15286 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15288 PR middle-end/PR28690
15289 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
15290 same precedence as REG_POINTER and MEM_POINTER operands.
15292 2008-04-08 Richard Guenther <rguenther@suse.de>
15294 PR middle-end/35834
15295 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
15296 for adding index to base.
15298 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
15300 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
15301 (MINGW_ENABLE_EXECUTE_STACK): New.
15302 (IN_LIBGCC2): For libgcc include windows.h file for
15303 function declarations.
15305 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
15307 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
15308 and tem2 if tem1 is not a REG or MULT.
15310 2008-04-08 Jan Hubicka <jh@suse.cz>
15312 * function.h (incomming_args): Break out of struct function.
15313 (function_subsections): Break out of struct function.
15314 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
15315 return_rtx and hard_reg_initial_vals from struct function.
15316 Kill inl_max_label_num.
15317 (current_function_pops_args, current_function_args_info,
15318 current_function_args_size, current_function_args_size,
15319 current_function_pretend_args_size,
15320 current_function_outgoing_args_size,
15321 current_function_internal_arg_pointer, current_function_return_rtx):
15322 Kill compatibility accestor macros.
15323 * builtins.c (expand_builtin_apply_args_1): Update.
15324 (expand_builtin_next_arg): Update.
15325 * df-scan.c (df_get_call_refs): Update.
15326 * dbxout.c (dbxout_function_end): Update.
15327 * dwarf2out.c (dwarf2out_switch_text_section): Update.
15328 (output_line_info): Update.
15329 (secname_for_decl): Update.
15330 (dwarf2out_var_location): Update.
15331 * function.c (free_after_compilation): Update.
15332 (assign_parm_find_stack_rtl): Update.
15333 (assign_parms): Update.
15334 (expand_dummy_function_end): Update.
15335 (expand_function_end): Update.
15336 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
15337 (expand_call): Update.
15338 (emit_library_call_value_1): Update.
15339 (store_one_arg): Update.
15340 * varasm.c (initialize_cold_section_name): Update.
15341 (unlikely_text_section): Update.
15342 (unlikely_text_section_p): Update.
15343 (assemble_start_function): Update.
15344 (assemble_end_function): Update.
15345 (default_section_type_flags): Update.
15346 (switch_to_section): Update.
15347 * integrate.c (set_decl_abstract_flags): Update.
15348 (get_hard_reg_initial_val): Update.
15349 (has_hard_reg_initial_val): Update.
15350 (allocate_initial_values): Update.
15351 * resource.c (init_resource_info): Update.
15352 * config/alpha/alpha.c (NUM_ARGS): Update.
15353 (direct_return): Update.
15354 (alpha_va_start): Update.
15355 (alpha_sa_size): Update.
15356 (alpha_initial_elimination_offset): Update.
15357 (alpha_expand_prologue): Update.
15358 (alpha_start_function): Update.
15359 (alpha_expand_epilogue): Update.
15360 (unicosmk_initial_elimination_offset):
15361 * config/alpha/alpha.md (call expander): Update.
15362 * config/s390/s390.c (s390_register_info): Update.
15363 (s390_register_info): Update.
15364 (s390_frame_info): Update.
15365 (s390_initial_elimination_offset): Update.
15366 (s390_build_builtin_va_list): Update.
15367 (s390_va_start): Update.
15368 * config/spu/spu.c (direct_return): Update.
15369 (spu_expand_prologue): Update.
15370 (spu_initial_elimination_offset): Update.
15371 (spu_build_builtin_va_list): Update.
15372 (spu_va_start): Update.
15373 * config/sparc/sparc.c (sparc_init_modes): Update.
15374 (sparc_compute_frame_size): Update.
15375 (function_value): Update.
15376 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
15377 * config/i386/i386.md (return expander): Update.
15378 * config/i386/i386.c (ix86_va_start): Update.
15379 (ix86_can_use_return_insn_p): Update.
15380 (ix86_compute_frame_layout): Update.
15381 (ix86_expand_epilogue): Update.
15382 * config/sh/sh.c (output_stack_adjust): Update.
15383 (calc_live_regs): Update.
15384 (sh_expand_prologue): Update.
15385 (sh_builtin_saveregs): Update.
15386 (sh_va_start): Update.
15387 (initial_elimination_offset): Update.
15388 (sh_allocate_initial_value): Update.
15389 (sh_function_ok_for_sibcall): Update.
15390 (sh_get_pr_initial_val): Update.
15391 * config/sh/sh.md (return expander): Update.
15392 * config/avr/avr.c (frame_pointer_required_p): UPdate.
15393 * config/crx/crx.c (crx_compute_frame): UPdate.
15394 (crx_initial_elimination_offset): UPdate.
15395 * config/xtensa/xtensa.c (compute_frame_size): Update
15396 (xtensa_builtin_saveregs): Update.
15397 (xtensa_va_start): Update.
15398 (order_regs_for_local_alloc): Update.
15399 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
15400 (xstormy16_expand_builtin_va_start): Update.
15401 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
15402 * config/m68hc11/m68hc11.md (return expanders): Update.
15403 * config/m68hc11/m68hc11.c (expand_prologue): Update.
15404 (expand_epilogue): Update.
15405 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
15406 (cris_simple_epilogue): Update.
15407 (cris_expand_prologue): Update.
15408 (cris_expand_epilogue): Update.
15409 * config/iq2000/iq2000.c (iq2000_va_start): Update.
15410 (compute_frame_size): Update.
15411 * config/mt/mt.c (mt_compute_frame_size): Update.
15412 * config/mn10300/mn10300.c (expand_prologue): Update.
15413 (expand_epilogue): Update.
15414 (initial_offset): Update.
15415 (mn10300_builtin_saveregs):
15416 * config/mn10300/mn10300.md (return expander): Update.
15417 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15418 (ia64_initial_elimination_offset): Update.
15419 (ia64_initial_elimination_offset): Update.
15420 (ia64_expand_prologue): Update.
15421 * config/m68k/m68k.md (return expander): Update.
15422 * config/rs6000/rs6000.c (rs6000_va_start): Update.
15423 (rs6000_stack_info): Update.
15424 * config/mcore/mcore.c (layout_mcore_frame): Update.
15425 (mcore_expand_prolog): Update.
15426 * config/arc/arc.c (arc_compute_frame_size): Update.
15427 * config/score/score3.c (score3_compute_frame_size): Update.
15428 * config/score/score7.c (score7_compute_frame_size): Update.
15429 * config/arm/arm.c (use_return_insn): Update.
15430 (thumb_find_work_register): Update.
15431 (arm_compute_save_reg_mask): Update.
15432 (arm_output_function_prologue): Update.
15433 (arm_output_epilogue): Update.
15434 (arm_size_return_regs): Update.
15435 (arm_get_frame_offsets): Update.
15436 (arm_expand_prologue): Update.
15437 (thumb_exit): Update.
15438 (thumb_unexpanded_epilogue): Update.
15439 (thumb1_output_function_prologue): Update.
15440 * config/pa/pa.md (return expander): Update.
15441 * config/pa/pa.c (compute_frame_size): Update.
15442 (hppa_builtin_saveregs): Update.
15443 * config/mips/mips.c (mips_va_start): Update.
15444 (mips16_build_function_stub): Update.
15445 (mips_compute_frame_info): Update.
15446 (mips_restore_gp): Update.
15447 (mips_output_function_prologue): Update.
15448 (mips_expand_prologue): Update.
15449 * config/v850/v850.c (compute_frame_size): Update.
15450 (expand_prologue): * config/mmix/mmix.c (along): update.
15451 (mmix_initial_elimination_offset): update.
15452 (mmix_reorg): update.
15453 (mmix_use_simple_return): update.
15454 (mmix_expand_prologue): update.
15455 (mmix_expand_epilogue): Update.
15456 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
15457 (emit_link_insn): Update.
15459 2008-04-08 Anatoly Sokolov <aesok@post.ru>
15461 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
15462 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
15464 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
15467 2008-04-07 Jan Hubicka <jh@suse.cz>
15469 * function.h (rtl): Rename to x_rtl.
15470 (crtl): New define.
15471 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
15472 frame_offset, stack_check_probe_note, arg_pointer_save_area,
15473 used_temp_slots avail_temp_slots, temp_slot_level,
15474 nonlocal_goto_handler_labels): Update accesstors.
15475 (rtl): New global variable.
15476 (struct function): Move some fileds to rtl_data.
15477 (get_arg_pointer_save_area): Update prototype.
15478 * builtins.c (expand_builtin_setjmp_receiver): Update call of
15479 get_arg_pointer_save_area.
15480 * expr.c (init_expr): Update
15481 * function.c (get_frame_size): Update
15482 (assign_stack_local): Update
15483 (expand_function_end): Update.
15484 (get_art_pointer_save_area): Update
15486 * emit-rtl.c (rtl): Declare.
15487 (regno_reg_rtx): Declare.
15488 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
15490 (gen_reg_rtx): Update.
15491 * varasm.c (n_deferred_constatns): Update accestor.
15492 (init_varasm_status): Do not allocate varasm_status.
15493 (force_const_mem, get_pool_size, output_constant_pool): Update.
15494 * stmt.c (force_label_rtx): Do not use x_ prefixes.
15495 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
15496 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
15497 * sparc/sparc.h (INIT_EXPANDERS): Update.
15498 * ia64/ia64.h (INIT_EXPANDERS): Update.
15500 2008-04-07 James E. Wilson <wilson@tuliptree.org>
15502 * reload.c (push_secondary_reload): Add missing break to for loop.
15504 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15506 PR middle-end/PR28690
15507 * rtlanal.c: Update copyright years.
15508 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
15509 as REG_POINTER and MEM_POINTER operands.
15510 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
15511 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
15512 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
15513 * gcse.c: Update copyright years.
15514 (pre_delete): Call gen_reg_rtx_and_attrs.
15515 (hoist_code): Likewise.
15516 (build_store_vectors): Likewise.
15517 (delete_store): Likewise.
15518 * loop-invariant.c (move_invariant_reg): Likewise.
15519 Update copyright years.
15521 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
15523 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
15524 control string instead of quoted.
15526 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15528 * doc/rtl.texi: Rewrite of subreg section.
15530 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
15533 * config/i386/i386.c (legitimize_pic_address): Add treating
15534 of dllimport SYM_REF's.
15535 (legitimize_dllimport_symbol): Add prototype.
15537 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
15539 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
15540 reference in constructor with non self-referential type.
15542 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
15544 Removal of Return with Depressed Stack Pointer support
15545 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
15546 (ECF_SP_DEPRESSED): Likewise.
15547 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
15548 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
15549 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15550 (expand_call): Do not test ECF_SP_DEPRESSED.
15551 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15552 * function.c (keep_stack_depressed): Delete.
15553 (handle_epilogue_set): Likewise.
15554 (update_epilogue_consts): Likewise.
15555 (emit_equiv_load): Likewise.
15556 (thread_prologue_and_epilogue_insns): Remove support for Return with
15557 Depressed Stack Pointer.
15558 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15560 2008-04-06 Richard Guenther <rguenther@suse.de>
15562 PR tree-optimization/35400
15563 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
15564 information from SSA_NAMEs.
15566 2008-04-06 Anatoly Sokolov <aesok@post.ru>
15568 * config/avr/avr.h (avr_mega_p): Remove declaration.
15569 (AVR_MEGA): Remove macro.
15570 * config/avr/avr.c (avr_mega_p): Remove variable.
15571 (avr_override_options): Remove inicializion of avr_mega_p.
15572 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
15573 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
15574 (avr_jump_mode): (Ditto.).
15575 (avr_output_progmem_section_asm_op): (Ditto.).
15576 (avr_asm_init_sections): (Ditto.).
15577 (avr_asm_init_sections): (Ditto.).
15578 (avr_rtx_costs): (Ditto.).
15579 * config/avr/avr.md: (Ditto.).
15580 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
15583 2008-04-06 Richard Guenther <rguenther@suse.de>
15585 PR tree-optimization/35842
15586 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
15587 is_gimple_invariant_address.
15589 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15591 * gcc.c (default_compilers): Sync Fortran extensions list with
15592 that in fortran/lang-specs.h.
15593 * doc/invoke.texi: Likewise.
15594 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
15595 * dwarf2out.c (gen_compile_unit_die): Likewise.
15597 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
15599 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
15601 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
15604 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
15605 attribute is used for nested functions.
15607 2008-04-05 Jan Hubicka <jh@suse.cz>
15609 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
15611 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
15613 (dump_files): Update.
15614 (enable_rtl_dump_file): Do not accept letter argument.
15615 * tree-pass.h (dump_file_info): Remove letter argument.
15616 * toplev.c (decode_d_option): Update -da handling.
15617 * toplev.h (enable_rtl_dump_file): Update prototype.
15618 * passes.c (register_one_dump_file): Do not accept IPA argument; work
15619 it out based on pass type.
15620 (register_dump_files_1): Likewise.
15621 (init_optimization_passes): Update register_one_dump_file calls.
15622 (execute_one_pass): Sanity check that IPA passes are called at IPA
15623 level and RTL passes at RTL level.
15624 (execute_pass_list): IPA pass can not be after or subpass of
15626 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
15627 disallov RTL subpasses of IPA subpasses.
15629 2008-04-05 Ben Elliston <bje@au.ibm.com>
15631 * tree-cfg.c (need_fake_edge_p): Return false for calls to
15632 builtins that return exactly once and do not throw. Cache call to
15635 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
15637 PR rtl-optimization/34916
15638 PR middle-end/35519
15639 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
15640 between instruction pairs.
15642 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
15644 * doc/invoke.texi: Document -mbitops for SH.
15645 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
15646 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
15647 * config/sh/sh.c (print_operand): Add %t operand code.
15648 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
15649 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
15650 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
15651 (extendqihi2): Likewise.
15652 (movqi_i): Likewise.
15653 (insv): Use bset, bclr and bst instructions for SH2A if possible.
15654 (extv): Use bld instruction for SH2A if possible.
15656 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
15657 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
15658 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
15659 (bset.b, bclr.b): Define peepholes.
15660 * config/sh/sh.opt (mbitops): New option.
15662 2008-04-04 Janis Johnson <janis187@us.ibm.com>
15665 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
15666 and view convert expression.
15668 2008-04-04 Jakub Jelinek <jakub@redhat.com>
15671 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
15673 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
15675 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
15677 * config/i386/cpuid.h (bit_AES): New.
15678 (bit_PCLMUL): Likewise.
15680 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
15681 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
15682 SSE2 if AES or PCLMUL is enabled.
15683 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
15684 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
15685 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
15686 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
15687 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
15688 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
15689 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
15690 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
15691 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
15692 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
15693 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
15694 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
15695 __builtin_ia32_aeskeygenassist128 and
15696 __builtin_ia32_pclmulqdq128.
15697 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
15698 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
15699 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
15701 * config/i386/i386.h (TARGET_AES): New.
15702 (TARGET_PCLMUL): Likewise.
15703 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
15705 * config/i386/i386.md (UNSPEC_AESENC): New.
15706 (UNSPEC_AESENCLAST): Likewise.
15707 (UNSPEC_AESDEC): Likewise.
15708 (UNSPEC_AESDECLAST): Likewise.
15709 (UNSPEC_AESIMC): Likewise.
15710 (UNSPEC_AESKEYGENASSIST): Likewise.
15711 (UNSPEC_PCLMUL): Likewise.
15713 * config/i386/i386.opt (maes): New.
15714 (mpclmul): Likewise.
15716 * config/i386/sse.md (aesenc): New pattern.
15717 (aesenclast): Likewise.
15718 (aesdec): Likewise.
15719 (aesdeclast): Likewise.
15720 (aesimc): Likewise.
15721 (aeskeygenassist): Likewise.
15722 (pclmulqdq): Likewise.
15724 * config/i386/wmmintrin.h: New.
15726 * doc/extend.texi: Document AES and PCLMUL built-in function.
15728 * doc/invoke.texi: Document -maes and -mpclmul.
15730 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
15732 * function.c (free_after_parsing): Replace with
15733 cxx_push_function_context from C++ front-end.
15734 (allocate_struct_function): Don't call langhook.
15735 * langhooks.h (struct lang_hooks_for_functions): Delete.
15736 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
15738 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
15739 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
15740 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
15741 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
15742 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
15743 remove LANG_HOOKS_FUNCTION_INITIALIZER.
15744 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
15746 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
15747 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
15749 2008-04-04 Jakub Jelinek <jakub@redhat.com>
15752 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
15755 2008-04-04 Richard Guenther <rguenther@suse.de>
15757 PR middle-end/35823
15758 * fold-const.c (optimize_minmax_comparison): Use the correct
15759 type for the constant in the simplified comparison.
15761 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
15763 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
15764 Pass L2 size as "--param l2-cache-size" to the compiler.
15765 (decode_l2_cache): New function to decode L2 cache parameters using
15766 0x8000006 extended cpuid function.
15767 (detect_caches_amd): Determine parameters of L2 cache using
15768 decode_l2_caches function.
15769 (decode_caches_intel): Decode L2 cache parameters.
15770 (detect_caches_intel): Determine L2 cache parameters using
15771 decode_caches_intel and decode_l2_caches functions.
15773 2008-04-03 Bob Wilson <bob.wilson@acm.org>
15775 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
15776 secondary input reload for subword loads from the constant pool.
15778 2008-04-03 Janis Johnson <janis187@us.ibm.com>
15781 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
15782 constants of the appropriate size for runtime calculations.
15785 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
15786 decimal-float literal constant zero.
15788 2008-04-03 Jakub Jelinek <jakub@redhat.com>
15791 * c-parser.c (c_parser_omp_atomic): Call
15792 default_function_array_conversion on the RHS.
15794 PR middle-end/35818
15795 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
15796 call is_variable_sized if decl has incomplete type.
15798 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
15800 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
15802 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
15804 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
15806 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
15807 (sgt<u>): Merge sgt and sgtu into new expander.
15808 (sgt, sgtu): Remove expanders.
15809 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
15810 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
15811 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
15812 *sgtu_<mode>_mips16 into new pattern.
15813 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
15814 (sge<u>): Merge sge and sgeu into new expander.
15815 (sge, sgeu): Remove expanders.
15816 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
15818 (*sge_<mode>, second *sge_<mode>): Remove patterns.
15819 (slt<u>): Merge slt and sltu into new expander.
15820 (slt, sltu): Remove expanders.
15821 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
15822 (*slt_<mode>, *sltu_<mode>): Remove patterns.
15823 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
15824 *sltu_<mode>_mips16 into new pattern.
15825 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
15826 (sle<u>): Merge sle and sleu into new expander.
15827 (sle, sleu): Remove expanders.
15828 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
15829 (*sle_<mode>, *sleu_<mode>): Remove patterns.
15830 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
15831 *sleu_<mode>_mips16 into new pattern.
15832 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
15834 2008-04-03 Jan Hubicka <jh@suse.cz>
15836 PR tree-optimization/35795
15837 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
15838 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
15839 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
15840 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
15841 * score/score3.c (score3_output_mi_thunk): Likewise.
15842 * score/score7.c (score7_output_mi_thunk): Likewise.
15843 * mips/mips.c (mips_output_mi_thunk): Likewise.
15845 2008-04-03 Richard Guenther <rguenther@suse.de>
15847 * tree-vrp.c (extract_range_from_unary_expr): Handle all
15848 conversions. Simplify code.
15850 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
15852 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
15854 2008-04-03 Tom Tromey <tromey@redhat.com>
15855 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15857 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
15858 * config/bfin/t-bfin-linux (generated_files): Add
15859 linux-sysroot-suffix.h.
15860 * doc/install.texi (Prerequisites): Require make 3.80.
15861 * doc/sourcebuild.texi (Front End Directory): Document new
15863 * Makefile.in (generated_files): New variable.
15864 (ALL_HOST_OBJS): New variable.
15865 ($(ALL_HOST_OBJS)): New target.
15867 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
15869 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
15870 (remap_block): Call id->transform_lang_insert_block instead
15872 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
15873 Set id.transform_lang_insert_block to NULL.
15874 (clone_body): Move to cp/optimize.c
15875 * tree-inline.h (struct copy_body_data): Change
15876 transform_lang_insert_block to function pointer.
15877 (copy_generic_body, copy_decl_no_change): Export.
15878 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
15879 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
15880 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
15882 * c-tree.h (insert_block): Kill.
15883 * c-decl.c (insert_block): Kill.
15885 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
15887 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
15888 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
15889 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
15891 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
15892 argument, call {push,pop}_function_context from here.
15893 * c-parser.c: Use c_{push,pop}_function_context.
15895 * function.c (push_function_context_to): Move meat ...
15896 (push_function_context): ... here. Simplify.
15897 * function.c (pop_function_context_from): Move meat ...
15898 (pop_function_context): ... here. Simplify.
15899 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
15901 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
15902 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
15903 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
15904 * tree.h (push_function_context_to, pop_function_context_from): Remove.
15906 2008-04-03 Ben Elliston <bje@au.ibm.com>
15908 * expmed.c (extract_force_align_mem_bit_field): Remove.
15910 2008-04-03 Richard Guenther <rguenther@suse.de>
15912 PR middle-end/35800
15913 * expr.h (try_casesi): Adjust prototype.
15914 * expr.c (try_casesi): Take fallback label as extra parameter.
15915 Use that for gen_casesi if default_label is NULL.
15916 * stmt.c (expand_case): Pass fallback label to try_casesi,
15917 make sure to fill gaps with a fallback label if default_label
15920 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
15923 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
15925 2008-04-03 Ben Elliston <bje@au.ibm.com>
15927 * expmed.c (extract_split_bit_field): Remove if (0) code.
15928 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
15929 (do_ds_constraint): Likewise.
15931 2008-04-02 Joseph Myers <joseph@codesourcery.com>
15933 * doc/cppopts.texi (-dU): Document.
15934 * c-common.h (flag_dump_macros): Update comment.
15935 * c-opts.c (handle_OPT_d): Handle -dU.
15936 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
15937 dump_queued_macros, cb_used_define, cb_used_undef): New.
15938 (init_pp_output): Handle -dU.
15939 (cb_line_change): Call dump_queued_macros.
15940 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
15942 2008-04-02 Anatoly Sokolov <aesok@post.ru>
15944 * config/avr/predicates.md (io_address_operand): New predicate.
15945 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
15946 * config/avr/avr.c (avr_io_address_p): Remove function.
15947 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
15948 'avr_io_address_p' function.
15949 (out_movhi_r_mr): (Ditto.).
15950 (out_movqi_mr_r): (Ditto.).
15951 (out_movhi_mr_r): (Ditto.).
15952 (avr_address_cost): (Ditto.).
15954 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
15956 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
15957 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
15958 in 32bit mode when XMM registers are available to avoid store
15960 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
15961 corresponding post-reload splitters.
15963 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
15965 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
15966 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
15967 __builtin_ia32_roundss.
15968 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
15969 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
15970 __builtin_ia32_roundss.
15971 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
15972 IX86_BUILTIN_SHUFPD here.
15974 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
15976 * config/i386/i386.md (plogic): New.
15977 (plogicprefix): Likewise.
15979 * config/i386/mmx.md (mmx_<code><mode>3): New.
15980 (mmx_and<mode>3): Removed.
15981 (mmx_ior<mode>3): Likewise.
15982 (mmx_xor<mode>3): Likewise.
15984 * config/i386/sse.md (<code><mode>3): New.
15985 (*<code><mode>3): Likewise.
15986 (*<code><mode>3): Likewise.
15987 (<code><mode>3): Likewise.
15988 (*sse_<code><mode>3): Likewise.
15989 (*sse2_<code><mode>3): Likewise.
15990 (<code>tf3): Likewise.
15991 (*<code>tf3): Likewise.
15992 (and<mode>3): Likewise.
15993 (*and<mode>3): Likewise.
15994 (ior<mode>3): Removed.
15995 (*ior<mode>3): Likewise.
15996 (xor<mode>3): Likewise.
15997 (*xor<mode>3): Likewise.
15998 (*and<mode>3): Likewise.
15999 (*ior<mode>3): Likewise.
16000 (*xor<mode>3): Likewise.
16001 (and<mode>3): Likewise.
16002 (*sse_and<mode>3): Likewise.
16003 (*sse2_and<mode>3): Likewise.
16004 (andtf3): Likewise.
16005 (*andtf3): Likewise.
16006 (ior<mode>3): Likewise.
16007 (*sse_ior<mode>3): Likewise.
16008 (*sse2_ior<mode>3): Likewise.
16009 (iortf3): Likewise.
16010 (*iortf3): Likewise.
16011 (xor<mode>3): Likewise.
16012 (*sse_xor<mode>3): Likewise.
16013 (*sse2_xor<mode>3): Likewise.
16014 (xortf3): Likewise.
16015 (*xortf3): Likewise.
16017 2008-04-02 Richard Guenther <rguenther@suse.de>
16019 PR tree-optimization/14495
16020 PR tree-optimization/34793
16021 * tree-vrp.c (struct switch_update): New structure.
16022 (to_remove_edges, to_update_switch_stmts): New VECs.
16023 (simplify_switch_using_ranges): New function. Remove not taken
16024 case labels and edges.
16025 (simplify_stmt_using_ranges): Call it.
16026 (identify_jump_threads): Mark edges we have queued for removal
16027 so we don't thread them.
16028 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
16030 * tree-cfg.c (group_case_labels): Deal with missing default label.
16031 (tree_verify_flow_info): Allow missing default label.
16032 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
16033 (emit_case_nodes): Likewise.
16034 (expand_case): Do not rely on the default label to be present.
16035 * expr.c (try_casesi): Deal with NULL default_label.
16036 (do_tablejump): Likewise.
16038 2008-04-02 Richard Guenther <rguenther@suse.de>
16040 PR tree-optimization/14495
16041 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
16042 SWITCH_EXPR here ...
16043 (vrp_visit_switch_stmt): ... but here (new function).
16044 (find_case_label_index): New helper function.
16045 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
16047 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16049 * fwprop.c: Fix ISO-C99ism.
16051 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16054 * Makefile.in (objdir): Set it here.
16055 * configure.ac: Not here. Find dynamic linker characteristics.
16056 * exec-tool.in: Use them.
16057 * aclocal.m4: Regenerate.
16058 * configure: Regenerate.
16060 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16062 * expr.c (expand_var): Delete it.
16063 * expr.h (expand_var): Delete prototype.
16064 * function.c (expand_function_start): Use expand_decl instead.
16065 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
16068 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
16070 PR rtl-optimization/35542
16071 * fwprop.c (forward_propagate_and_simplify): Replace
16072 loc_reg_mentioned_in_p with reg_mentioned_p.
16074 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16076 PR rtl-optimization/35281
16077 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
16078 (propagate_rtx_1): Handle PR_HANDLE_MEM.
16079 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
16080 (varying_mem_p): Move above propagate_rtx.
16081 (all_uses_available_at): Do not check MEMs.
16083 2008-04-02 Rafael Espindola <espindola@google.com>
16085 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
16086 (register_edge_assert_for_2): Split the cond argument.
16087 (register_edge_assert_for_1): Adjust for the change in
16088 register_edge_assert_for_2.
16089 (register_edge_assert_for): Split the cond argument.
16090 (find_switch_asserts): Adjust for the change in
16091 register_edge_assert_for.
16093 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
16095 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
16096 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
16097 offsets for 64-bit mingw.
16098 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
16099 abi for x86_64-pc-mingw.
16101 2008-04-02 Richard Guenther <rguenther@suse.de>
16103 * tree-vrp.c (extract_range_from_assert): Make sure to not
16104 produce range min/max with TREE_OVERFOW set.
16105 If merging a anti-range and a range keep the anti-range if
16106 the range covers all values of the type.
16107 (register_edge_assert_for_2): Only allow sign-changing
16108 conversions in detecting canonical range checks. Also
16109 register an assert for the unsigned name if useful.
16111 PR tree-optimization/35787
16112 * tree-vrp.c (vrp_val_max): New function.
16113 (vrp_val_min): Likewise.
16114 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
16115 (vrp_val_is_min): Likewise.
16116 (supports_overflow_infinity): Use vrp_val_{min,max}.
16117 (negative_overflow_infinity): Likewise.
16118 (positive_overflow_infinity): Likewise.
16119 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
16120 (is_positive_overflow_infinity): Likewise.
16121 (is_overflow_infinity): Likewise.
16122 (avoid_overflow_infinity): Use vrp_val_{min,max} and
16123 vrp_val_is_{min,max}.
16124 (set_and_canonicalize_value_range): Canonicalize anti-ranges
16125 to ranges if possible. Avoid empty ranges.
16127 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16129 PR middle-end/35705
16130 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
16131 the expression is a function address.
16133 2008-04-01 George Helffrich <george@gcc.gnu.org>
16135 PR fortran/35154, fortran/23057
16136 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
16137 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
16138 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
16139 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
16141 (dbxout_syms): Check for COMMON-based symbol and wrap in
16142 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
16143 in bracket for efficiency.
16145 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
16146 using DW_TAG_common_block + member offset.
16147 (add_pubname_string): New function.
16148 (dw_expand_expr): New function to find block name and offset for
16150 (common_check): New function to check whether symbol in Fortran COMMON.
16151 (gen_variable_die): If COMMON, use DW_TAG_common_block.
16153 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
16156 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
16158 2008-04-02 Ben Elliston <bje@au.ibm.com>
16160 * config/v850/v850.md (casesi): Remove if (0) code.
16161 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
16162 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
16164 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
16166 * config/i386/i386.md (rex64suffix): New mode attribute.
16167 (floathi<mode>2): Disable expander for SSE math.
16168 (*floathi<mode>2_1): New insn insn_and_split pattern.
16169 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
16170 corresponding post-reload splitters.
16171 (*floathi<mode>2_i387): New macroized insn pattern.
16172 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
16173 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
16174 insn_and_split pattern.
16175 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
16176 New macroized instruction patterns and corresponding post-reload
16178 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
16179 and corresponding post-reload splitters.
16180 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
16181 New macroized instruction patterns.
16182 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
16183 macroized instruction patterns and corresponding post-reload splitters.
16184 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
16185 corresponding post-reload splitters.
16186 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
16187 New macroized instruction patterns.
16188 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
16189 corresponding post-reload splitters.
16190 (*floatsi<mode>2_i387): New macroized instruction patterns.
16192 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
16194 * config/i386/i386.md (smaxmin): New.
16195 (umaxmin): Likewise.
16196 (maxminiprefix): Likewise.
16197 (maxminfprefix): Likewise.
16198 (<code><mode>3): Likewise.
16199 (smin<mode>3): Removed.
16200 (smax<mode>3): Likewise.
16202 * config/i386/mmx.md (mmx_<code>v2sf3): New.
16203 (mmx_<code>v4hi3): Likewise.
16204 (mmx_<code>v8qi3): Likewise.
16205 (mmx_smaxv2sf3): Removed.
16206 (mmx_sminv2sf3): Likewise.
16207 (mmx_umaxv8qi3): Likewise.
16208 (mmx_smaxv4hi3): Likewise.
16209 (mmx_uminv8qi3): Likewise.
16210 (mmx_sminv4hi3): Likewise.
16212 * config/i386/sse.md (<addsub><mode>3): New.
16213 (*<addsub><mode>3): Likewise.
16214 (<sse>_vm<addsub><mode>3): Likewise.
16215 (<maxmin><mode>3): Likewise.
16216 (*<maxmin><mode>3_finite): Likewise.
16217 (*<maxmin><mode>3): Likewise.
16218 (<sse>_vm<maxmin><mode>3): Likewise.
16219 (sse3_h<addsub>v4sf3): Likewise.
16220 (sse3_h<addsub>v2df3): Likewise.
16221 (<maxmin>v16qi3): Likewise.
16222 (*<maxmin>v16qi3): Likewise.
16223 (<maxmin>v8hi3): Likewise.
16224 (*<maxmin>v8hi3): Likewise.
16225 (*sse4_1_<maxmin><mode>3): Likewise.
16226 (*sse4_1_<maxmin><mode>3): Likewise.
16227 (add<mode>3): Removed.
16228 (*add<mode>3): Likewise.
16229 (<sse>_vmadd<mode>3): Likewise.
16230 (sub<mode>3): Likewise.
16231 (*sub<mode>3): Likewise.
16232 (<sse>_vmsub<mode>3): Likewise.
16233 (smin<mode>3): Likewise.
16234 (*smin<mode>3_finite): Likewise.
16235 (*smin<mode>3): Likewise.
16236 (<sse>_vmsmin<mode>3): Likewise.
16237 (smax<mode>3): Likewise.
16238 (*smax<mode>3_finite): Likewise.
16239 (*smax<mode>3): Likewise.
16240 (<sse>_vmsmax<mode>3): Likewise.
16241 (sse3_haddv4sf3): Likewise.
16242 (sse3_haddv2df3): Likewise.
16243 (sse3_hsubv4sf3): Likewise.
16244 (sse3_hsubv2df3): Likewise.
16245 (umaxv16qi3): Likewise.
16246 (*umaxv16qi3): Likewise.
16247 (smaxv8hi3): Likewise.
16248 (*smaxv8hi3): Likewise.
16249 (*sse4_1_smax<mode>3): Likewise.
16250 (*sse4_1_umax<mode>3): Likewise.
16251 (uminv16qi3): Likewise.
16252 (*uminv16qi3): Likewise.
16253 (sminv8hi3): Likewise.
16254 (*sminv8hi3): Likewise.
16255 (*sse4_1_smin<mode>3): Likewise.
16256 (*sse4_1_umin<mode>3): Likewise.
16258 2008-04-01 Rafael Espindola <espindola@google.com>
16260 * tree-cfg.c (verify_expr): remove in_phi.
16261 (verify_stmt): Don't call walk_tree with verify_expr. Use
16262 is_gimple_min_invariant instead of is_gimple_val.
16264 2008-04-01 Joseph Myers <joseph@codesourcery.com>
16266 * doc/include/gpl_v3.texi: Update for manpage generation.
16267 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
16269 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
16270 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
16271 gpl_v3.texi instead of gpl.texi.
16274 2008-04-01 Jakub Jelinek <jakub@redhat.com>
16277 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
16279 2008-04-01 Rafael Espindola <espindola@google.com>
16281 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
16282 (extract_code_and_val_from_cond): Use
16283 extract_code_and_val_from_cond_with_ops.
16285 2008-04-01 Jan Hubicka <jh@suse.cz>
16287 * function.c (free_after_compilation): Free epilogue_delay_list.
16288 (prepare_function_start): Assert that previous compilation was freed.
16290 2008-04-01 Jan Hubicka <jh@suse.cz>
16291 Jim Wilson <wilson@tuliptree.org>
16292 Andreas Tobler <andreast@gcc.gnu.org>
16294 PR middle-end/35781
16295 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
16296 rtl.emit instead cfun->emit.
16297 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
16298 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
16300 2008-04-01 Ben Elliston <bje@au.ibm.com>
16302 * doc/c-tree.texi (Function Basics): Fix grammatical error.
16304 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
16306 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
16308 (fprofile-use): Add var flag_profile_use
16309 * coverage.c (coverage_begin_output): Do not open a gcno file for
16310 output only if -ftest-coverage is set.
16311 Do not add getpwd() to gcda file path.
16312 (build_gcov_info): Check the new flag
16313 flag_profile_datafile_relative_path.
16314 (coverage_init): Use profile_data_prefix.
16315 Read profile counter only if flag_profile_use is set.
16316 * opts.c (common_handle_option): New option fprofile-use=,
16317 fprofile-dir=, fprofile-generate=.
16318 * toplev.c (profile_data_prefix): New variable definition.
16319 * toplev.h (profile_data_prefix): New declaration.
16320 * doc/invoke.tex (Option Summary, Optimization Options):
16323 2008-03-31 James E. Wilson <wilson@tuliptree.org>
16325 * varasm.c (output_constant_pool_1): In LABEL_REF check,
16326 use tmp consistently.
16329 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
16330 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16331 UNSPEC_FR_RECIP_APPROX_RES.
16332 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
16334 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
16337 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
16339 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
16341 PR middle-end/30186
16342 * fold-const.c (fold_indirect_ref_1): Support accessing non first
16343 element of the vector via a pointer.
16345 2008-03-31 Ian Lance Taylor <iant@google.com>
16347 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
16349 2008-03-31 Jan Hubicka <jh@suse.cz>
16351 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16352 get_arg_pointer_save_area.
16353 * expr.c (init_expr): Just clear out rtl.expr.
16354 * function.c (free_after_compilation): Clear out whole RTL structure.
16355 (get_func_frame_size): Merge into ...
16356 (get_frame_size): ... this one.
16357 (assign_stack_local_1): Merge into ...
16358 (assign_stack_local): ... this one.
16359 (expand_function_end): Update call of get_arg_pointer_save_area.
16360 (get_art_pointer_save_area): Remove cfun argument.
16361 * function.h (emit_status): regno_pointer_align does not need length
16362 attribute. Move x_regno_reg_rtx to ...
16363 (regno_reg_rtx): ... new global array.
16364 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
16365 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
16366 apply_args_value, forced_labels, stack_pointer_delta):
16368 (struct varasm_status): Move here from varasm.c
16369 (struct rtl_data): New. Move here some fields from struct function.
16370 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16371 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16372 used_temp_slots avail_temp_slots, temp_slot_level,
16373 nonlocal_goto_handler_labels): Update accesstors.
16374 (rtl): New global variable.
16375 (struct function): Move some fileds to rtl_data.
16376 (get_arg_pointer_save_area): Update prototype.
16377 * emit-rtl.c (rtl): Declare.
16378 (regno_reg_rtx): Declare.
16379 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16381 (gen_reg_rtx): Update.
16382 (init_virtual_regs): Do not tate emit_status argument.
16383 (init_emit): Do not allocate emit.
16384 * varasm.c (varasm_statuc): Move to function.h.
16385 (n_deferred_constatns): Update accestor.
16386 (init_varasm_status): Do not allocate varasm_status.
16387 (force_const_mem, get_pool_size, output_constant_pool): Update.
16388 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16389 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16391 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
16393 PR rtl-optimization/35729
16394 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
16397 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
16400 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
16401 load/store if memory is unaligned.
16402 (*movti_rex64): Likewise.
16404 * config/i386/predicates.md (misaligned_operand): New.
16406 2008-03-31 Andrew Pinski <pinskia@gmail.com>
16409 * tree-ssa-phiopt.c (conditional_replacement): Return early for
16412 2008-03-31 Jan Beulich <jbeulich@novell.com>
16414 * config/ia64/constraints.md: Add 'j' constraint.
16415 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
16416 (movdi_internal): Likewise.
16418 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
16421 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
16423 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
16426 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
16427 proper error message for the third argument on blendpd and
16430 * config/i386/sse.md (blendbits): New.
16431 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
16433 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
16435 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
16437 2008-03-30 Richard Guenther <rguenther@suse.de>
16439 PR middle-end/31023
16440 * fold-const.c (fold_sign_changed_comparison): Do leave
16441 conversions to base-types alone.
16443 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
16445 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
16446 the link register if one altivec register is be saved.
16448 2008-03-30 Ben Elliston <bje@au.ibm.com>
16450 * final.c (final_scan_insn): Remove if (0) code.
16452 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
16454 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
16456 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
16458 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
16459 of V4SFmode to ix86_binary_operator_ok.
16461 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
16463 * config/i386/i386.c (override_options): Initialize
16464 ix86_veclib_handler to ix86_veclibabi_svml when
16465 -mveclibabi=svml is used.
16466 (ix86_veclibabi_svml): New function for SVML ABI style
16467 vectorization support.
16468 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
16470 2008-03-28 Rafael Espindola <espindola@google.com>
16472 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
16473 (tree_binary_nonnegative_warnv_p): Make it public.
16474 (tree_single_nonnegative_warnv_p): Make it public.
16475 (tree_invalid_nonnegative_warnv_p): Make it public.
16476 (tree_unary_nonzero_warnv_p): Make it public.
16477 (tree_binary_nonzero_warnv_p): Make it public
16478 (tree_single_nonzero_warnv_p): Make it public.
16479 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
16480 (extract_range_from_binary_expr): Split the expr argument.
16481 (extract_range_from_unary_expr): Split the expr argument.
16482 (extract_range_from_comparison): Split the expr argument.
16483 (extract_range_from_expr): Use the new aux functions.
16484 (vrp_evaluate_conditional_warnv): Use
16485 vrp_evaluate_conditional_warnv_with_ops.
16486 * tree.h (tree_unary_nonzero_warnv_p): Declare.
16487 (tree_binary_nonzero_warnv_p): Declare.
16488 (tree_single_nonzero_warnv_p): Declare.
16489 (tree_expr_nonzero_warnv_p): Declare.
16490 (tree_unary_nonnegative_warnv_p): Declare.
16491 (tree_binary_nonnegative_warnv_p): Declare.
16492 (tree_single_nonnegative_warnv_p): Declare.
16493 (tree_invalid_nonnegative_warnv_p): Declare.
16495 2008-03-28 Richard Guenther <rguenther@suse.de>
16497 PR tree-optimization/30317
16498 PR tree-optimization/30911
16499 PR tree-optimization/34793
16500 * tree-vrp.c (set_and_canonicalize_value_range): New function.
16501 (struct assert_locus_d): New member EXPR.
16502 (register_new_assert_for): Add EXPR parameter to support
16503 ASSERT_EXPR <name, expr OP limit>.
16504 (register_edge_assert_for_1): Adjust callers.
16505 (find_assert_locations): Likewise.
16506 (process_assert_insertions_for): Build condition from expression.
16507 (extract_range_from_assert): Handle ASSERT_EXPRs
16508 of the form ASSERT_EXPR <name, expr OP limit>.
16509 (register_edge_assert_for_2): New helper registering
16510 asserts for comparisons. Recognize range tests of the form
16511 (unsigned)i - CST1 OP CST2.
16512 (register_edge_assert_for_1): Use it.
16513 (register_edge_assert_for): Likewise.
16514 (needs_overflow_infinity): Integer sub-types
16515 do not need overflow infinities.
16516 (vrp_val_is_max): The extreme values of integer sub-types
16517 are those of the base type.
16518 (vrp_val_is_min): Likewise.
16519 * tree.def (ASSERT_EXPR): Document extra allowed conditional
16522 2008-03-28 Nick Clifton <nickc@redhat.com>
16525 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
16526 Return GENERAL_REGS for stack adjustment reloads.
16528 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16531 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
16532 const_vector when all the vectors are constant.
16534 2008-03-27 Bob Wilson <bob.wilson@acm.org>
16536 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
16538 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
16539 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
16541 (s<code>_sf): Use new scc_sf attribute for opcode names.
16543 2008-03-27 Tom Tromey <tromey@redhat.com>
16545 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
16546 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
16547 config/spu/t-spu-elf, config/i386/t-interix,
16548 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
16549 config/i386/x-darwin, config/i386/x-mingw32,
16550 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
16551 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
16552 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
16553 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
16554 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
16555 config/rs6000/x-darwin, config/rs6000/t-rs6000,
16556 config/score/t-score-elf, config/arm/t-strongarm-pe,
16557 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
16558 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
16559 Revert automatic dependency patch.
16561 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
16564 * config/i386/i386.c (ix86_function_arg_boundary): Align
16565 decimal floating point to its natural boundary.
16567 2008-03-27 Richard Guenther <rguenther@suse.de>
16569 PR middle-end/35716
16570 * fold-const.c (fold_comparison): Restrict distinct decl
16571 comparison folding to VAR_DECLs and PARM_DECLs. Do not
16572 solely rely on operand_equal_p.
16574 2008-03-27 Richard Guenther <rguenther@suse.de>
16577 * c-common.c (handle_weak_attribute): Reject combination of
16580 2008-03-27 Richard Guenther <rguenther@suse.de>
16582 PR tree-optimization/32810
16583 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
16584 conversions from DECL_INITIAL.
16585 (fold_const_aggregate_ref): Likewise from constructor elements.
16587 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
16589 * tree-affine.h (aff_combination_expand): Declare.
16590 (get_inner_reference_aff): Likewise.
16591 * tree-affine.c (aff_combination_expand): Split out from
16592 tree_to_aff_combination_expand.
16593 (get_inner_reference_aff): New function.
16594 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
16595 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
16596 (struct lim_aux_data): sm_done field removed.
16597 (mem_ref_loc_p, mem_ref_locs_p): New types.
16598 (struct mem_ref): Added id, stored, accesses_in_loop,
16599 indep_loop, dep_loop, indep_ref, dep_ref fields.
16600 Removed is_stored, locs and next fields.
16601 (memory_accesses): New variable.
16602 (movement_possibility): Do not allow moving statements
16603 that store to memory.
16604 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
16606 (determine_max_movement): For statements with memory references,
16607 find the outermost loop in that the reference is independent.
16608 (move_computations_stmt): Mark the virtual operands for renaming.
16609 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
16610 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
16611 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
16612 add_vop_ref_mapping, create_vop_ref_mapping_loop,
16613 create_vop_ref_mapping, analyze_memory_references,
16614 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
16615 get_all_locs_in_loop, ref_always_accessed_p,
16616 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
16617 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
16618 store_motion_loop, store_motion): New functions.
16619 (struct vop_to_refs_elt): New type.
16620 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
16621 memref_hash, memref_eq, hoist_memory_references): Rewritten.
16622 (schedule_sm): Replaced by...
16623 (execute_sm): ... this.
16624 (determine_lsm_ref, hoist_memory_references,
16625 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
16626 find_more_ref_vops, free_mem_ref, free_mem_refs,
16627 determine_lsm_loop, determine_lsm): Removed.
16628 (tree_ssa_lim_finalize): Free data structures used by store motion.
16629 (tree_ssa_lim): Call analyze_memory_references. Use
16630 store_motion instead of determine_lsm.
16632 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
16634 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
16635 rename tmake_file to m68hc11/t-m68hc11.
16636 (mcore): Set inhibit_libc to true.
16637 * config.host (alpha*-dec-*vms*): Set extra_programs.
16638 (interix3*): Don't use host_xmake_file.
16639 * configure.ac: Let config.gcc override inhibit_libc.
16640 * configure: Regenerate.
16642 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
16643 * config/t-openbsd-thread: Remove commented out lines.
16645 * config/x-interix: Remove.
16647 * config/m68hc11/t-m68hc11-gas: Rename to...
16648 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
16650 * config/mcore/t-mcore: Remove T_CFLAGS.
16651 * config/mcore/t-mcore-pe: Likewise.
16653 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
16655 * configure.ac: Replace custom __GNU_SOURCE test with
16656 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
16657 * aclocal.m4: Regenerate.
16658 * configure: Regenerate.
16659 * config.in: Regenerate.
16661 2008-03-27 Richard Guenther <rguenther@suse.de>
16663 * fold-const.c (target.h): Include.
16664 (fold_comparison): Fold comparison of addresses of decls
16665 that bind locally or of constants. Consolidate address folding code.
16666 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
16667 results from fold_binary_to_constant.
16668 (compare_values_warnv): Likewise.
16670 2008-03-27 Andrew Pinski <pinskia@gmail.com>
16672 PR middle-end/35429
16673 * fold-const.c (fold_truthop): Check for integeral types when folding
16674 a == 0 && b == 0 and a != 0 || b != 0 .
16676 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
16678 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
16680 2008-03-26 Andreas Schwab <schwab@suse.de>
16682 * doc/invoke.texi: Fix use of @item vs. @itemx.
16684 2008-03-26 Tom Tromey <tromey@redhat.com>
16686 * Makefile.in (build/gensupport.o, build/print-rtl.o,
16687 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
16688 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
16689 build/gencodes.o, build/genconditions.o, build/genconfig.o,
16690 build/genconstants.o, build/genemit.o, build/genextract.o,
16691 build/genflags.o, build/genmddeps.o, build/genopinit.o,
16692 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
16695 2008-03-26 Richard Guenther <rguenther@suse.de>
16698 2008-03-26 Richard Guenther <rguenther@suse.de>
16700 * fold-const.c (target.h): Include.
16701 (fold_comparison): Fold comparison of addresses of two decls
16702 that bind locally. Consolidate address folding code.
16704 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16706 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
16707 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
16708 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
16709 dconstsqrt2, dconstthird, dconste and/or dconst10.
16710 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
16711 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
16712 dconstsqrt2, dconste): Delete.
16713 (init_emit_once): Likewise. Simplify initializing dconstm1.
16715 * real.c (get_real_const): New.
16716 * real.h (dconst3, dconst10, dconstm2, dconstthird,
16717 dconstsqrt2, dconste): Delete.
16718 (real_value_const, get_real_const): New.
16720 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
16722 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
16724 * config/i386/i386.c (ix86_function_arg_boundary): Check
16725 BIGGEST_ALIGNMENT instead of 128.
16726 (setup_incoming_varargs_64): Likewise.
16728 2008-03-26 Tom Tromey <tromey@redhat.com>
16730 * Makefile.in (DEPFILES): Add missing '/'.
16732 2008-03-26 Richard Guenther <rguenther@suse.de>
16734 * fold-const.c (target.h): Include.
16735 (fold_comparison): Fold comparison of addresses of two decls
16736 that bind locally. Consolidate address folding code.
16738 2008-03-26 Nick Clifton <nickc@redhat.com>
16741 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
16742 not allow INT+INT as a legitimate addressing mode.
16744 2008-03-26 Richard Guenther <rguenther@suse.de>
16746 * tree-flow.h (widen_bitfield): Remove declaration.
16747 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
16748 (widen_bitfield): Remove function.
16749 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
16752 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16755 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
16758 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
16760 PR rtl-optimization/35232
16761 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
16762 (forget_old_reloads_1, forget_marked_reloads): Don't clear
16763 reg_reloaded_call_part_clobbered here.
16764 (reload_regs_reach_end_p): New function.
16765 (reload_reg_rtx_for_input): New variable.
16766 (reload_reg_rtx_for_output): Likewise.
16767 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
16768 when reassigning a pseudo register. Load reloadreg from
16769 reload_reg_rtx_for_input, moving the mode and register
16771 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
16772 instead of the original when deciding whether an input reload
16773 would be a no-op or whether an output reload can be deleted.
16774 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
16775 when setting up new_spill_reg_store. Load it from
16776 reload_reg_rtx_for_output, moving the mode and register
16778 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
16779 instead of the original when deciding whether an output reload
16780 would be a no-op. Do the same when modifying insn notes.
16781 Use rtx_equal_p instead of == to compare the registers.
16782 (inherit_piecemeal_p): Take a mode and two register numbers
16784 (emit_reload_insns): Clear new_spill_reg_store for every hard
16785 register in the reload register. Remove spill registers
16786 from reg_reloaded_valid before considering whether to record
16787 inheritance information for them. Use reload_reg_rtx_for_output
16788 instead of reg_rtx when recording output reloads. Use
16789 reload_reg_rtx_for_input instead of reg_rtx when recording
16790 input reloads. Set or clear reg_reloaded_call_part_clobbered
16791 at the same time as setting reg_reloaded_valid.
16792 (delete_output_reload): Add a new_reload_reg parameter and use it
16793 instead of rld[j].reg_rtx.
16794 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
16797 2008-03-25 Tom Tromey <tromey@redhat.com>
16799 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
16800 (build/genattr.o): Likewise.
16801 (build/genattrtab.o): Likewise.
16802 (build/gencodes.o): Likewise.
16803 (build/genconfig.o): Likewise.
16804 (build/genconstants.o): Likewise.
16805 (build/genemit.o): Likewise.
16806 (build/genextract.o): Likewise.
16807 (build/genflags.o): Likewise.
16809 2008-03-25 Bob Wilson <bob.wilson@acm.org>
16811 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
16812 instead of size_int for integer types.
16813 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
16814 to match type of MINUS_EXPR.
16816 2008-03-25 Tom Tromey <tromey@redhat.com>
16818 * configure: Rebuilt.
16819 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
16822 2008-03-25 Tom Tromey <tromey@redhat.com>
16824 * config/x-solaris (host-solaris.o): Update.
16825 * config/x-linux (host-linux.o): Update.
16826 * config/x-hpux (host-hpux.o): Update.
16827 * config/x-darwin (host-darwin.o): Update.
16828 * config/v850/t-v850e (v850-c.o): Update.
16829 * config/v850/t-v850 (v850-c.o): Update.
16830 * config/t-vxworks (vxworks.o): Update.
16831 * config/t-sol2 (sol2-c.o, sol2.o): Update.
16832 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
16833 * config/spu/t-spu-elf (spu-c.o): Update.
16835 * config/sh/t-symbian (sh-c.o): Update.
16836 (symbian.o): Update.
16837 * config/sh/t-sh (sh-c.o): Update.
16838 * config/score/t-score-elf (score7.o, score3.o): Update.
16839 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
16840 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
16841 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
16842 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
16843 (rs6000.o): Remove.
16844 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16845 * config/m32c/t-m32c (m32c-pragma.o): Update.
16846 * config/ia64/t-ia64 (ia64-c.o): Update.
16847 * config/i386/x-mingw32 (host-mingw32.o): Update.
16848 * config/i386/x-i386 (driver-i386.o): Update.
16849 * config/i386/x-darwin (host-i386-darwin.o): Update.
16850 * config/i386/x-cygwin (host-cygwin.o): Update.
16851 * config/i386/t-nwld (nwld.o): Update.
16852 * config/i386/t-netware (netware.o): Update.
16853 * config/i386/t-interix (winnt.o): Update.
16854 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
16855 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
16856 msformat-c.o): Update.
16857 * config/bfin/t-bfin-linux (generated_files): Add
16858 linux-sysroot-suffix.h.
16859 * config/arm/t-wince-pe (pe.o): Update.
16860 * config/arm/t-strongarm-pe (pe.o): Update.
16861 * config/arm/t-pe (pe.o): Update.
16862 * config/arm/t-arm (arm-c.o): Update.
16863 * doc/install.texi (Prerequisites): Require make 3.80.
16864 * Makefile.in: Remove .o targets.
16865 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
16866 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
16867 (simple_generated_h, simple_generated_c): Move earlier.
16868 (generated_files): New variable.
16869 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
16870 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
16871 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
16872 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
16873 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
16874 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
16875 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
16876 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
16877 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
16878 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
16879 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
16880 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
16882 (COMPILE.base, COMPILE): New variables.
16883 (%.o): New pattern rule.
16884 (ALL_HOST_OBJS): New variable.
16885 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
16886 (dummy-checksum.o, cc1-checksum.o): Remove.
16887 (DRIVER_SHLIB): New variable.
16888 (DRIVER_DEFINES): Use it.
16889 (gencondmd.c): Move out of build/.
16890 (s-conditions): Update.
16891 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
16892 (ALL_BUILD_OBJS): Likewise.
16893 (build/%.o): Use BUILDCOMPILE.
16894 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
16895 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
16896 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
16897 build/gencheck.o, build/gencodes.o, build/genconditions.o,
16898 build/genconfig.o, build/genconstants.o, build/genemit.o,
16899 build/genextract.o, build/genflags.o, build/genmddeps.o,
16900 build/genopinit.o, build/genoutput.o, build/genpeep.o,
16901 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
16902 build/gen-protos.o, build/scan.o, build/fix-header.o,
16903 build/scan-decls.o): Simplify.
16904 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
16905 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
16906 prefix.o, toplev.o): Reduce to variable setting.
16907 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
16908 ($(out_object_file), gcc-options.o): New targets.
16909 ($(ALL_HOST_OBJS)): New target. Include dependency files.
16910 * configure: Rebuilt.
16911 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
16912 * doc/sourcebuild.texi (Front End Directory): Document new variable.
16914 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
16916 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
16917 complain when we hit an error, return ERROR_MARK_NODE.
16919 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
16921 * config/sh/constraints.md (Pso, Psz): New constraints.
16922 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
16923 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
16925 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
16927 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
16928 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
16930 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
16932 * config/sh/sh.md (prefetch): Add condition for SH2A target.
16933 (prefetch_sh2a): New.
16935 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
16936 Naveen.H.S <naveen.hs@kpitcummins.com>
16938 * config/sh/constraints.md (I28): New constraint.
16939 * config/sh/sh.c (broken_move): Add support for movi20s.
16940 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
16942 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
16943 Jayant Sonar <Jayant.sonar@kpitcummins.com>
16944 Naveen.H.S <naveen.hs@kpitcummins.com>
16946 * config/sh/sh.c (SH_ATTRIBUTES): Define.
16947 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
16948 (print_operand): Handle resbank in %@ operand code.
16949 (sh_encode_section_info): New.
16950 (push_regs): Add conditions for resbank.
16951 (sh_expand_epilogue): Likewise.
16952 (sh_insert_attributes): Likewise.
16953 (sh_attribute_table): Likewise.
16954 (sh_handle_resbank_handler_attribute): New.
16955 (sh2a_handle_function_vector_handler_attribute): New.
16956 (sh2a_is_function_vector_call): New.
16957 (sh2a_get_function_vector_number): New.
16958 (sh2a_function_vector_p): New.
16959 (sh_cfun_resbank_handler_p): New.
16960 * config/sh/sh.md (calli): Emit jsr/n if possible.
16961 (calli_tbr_rel): New.
16962 (calli_pcrel): Emit jsr/n if possible.
16963 (return_i): Emit rts/n if possible.
16964 (call_valuei_tbr_rel): New.
16965 (call_valuei_pcrel): Add condition for SH2A target.
16966 (call_value): Likewise.
16967 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
16968 (sh2a_get_function_vector_number): Likewise.
16969 (sh2a_is_function_vector_call): Likewise.
16970 * doc/extend.texi: Document TBR relative addressing of SH2A.
16971 (resbank): Add description for SH2A.
16973 2008-03-24 Richard Guenther <rguenther@suse.de>
16976 * gimplify.c (gimplify_modify_expr): For frontend type-correct
16977 pointer assignments change conversions according to middle-end rules.
16978 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
16979 * configure.ac: Include type checking in yes.
16980 * configure: Regenerate.
16982 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16984 * diagnostic.c (diagnostic_count_diagnostic): Delete.
16985 (diagnostic_report_diagnostic): Update. Handle ICEs here.
16987 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
16989 * gthr-vxworks.h (UNUSED): Define.
16991 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
16993 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
16995 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
16997 * doc/extend.texi (Function Attributes): Add missing comma in the
16998 example of the "alloc_size" attribute.
17000 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
17003 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17005 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17008 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17011 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17012 of the underlying type of a MS bitfield layout to the natural
17013 alignment of the type.
17015 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17017 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17018 to their natural alignment to avoid store forwarding stalls.
17020 2008-03-22 Richard Guenther <rguenther@suse.de>
17022 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
17023 For PHI nodes verify the address is invariant.
17024 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
17025 (get_symbol_constant_value): Use is_gimple_min_invariant.
17026 (maybe_fold_stmt_indirect): Likewise.
17028 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
17030 PR rtl-optimization/33927
17031 * Makefile.in (dse.o): Depend on $(TM_P_H).
17032 * expr.h (extract_low_bits): Declare.
17033 * expmed.c (extract_low_bits): New function.
17034 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
17035 * dse.c: Include tm_p.h.
17036 (find_shift_sequence): Remove the read_reg argument and return the
17037 read value. Emit the instructions instead of returning them.
17038 Iterate on new_mode rather than calculating it each time.
17039 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
17040 source to NEW_MODE and extract_low_bits to convert the shifted
17041 value to READ_MODE.
17042 (replace_read): Allow the load and store to have different mode
17043 classes. Use extract_low_bits when SHIFT == 0. Create the shift
17044 or extraction instructions before trying the replacement. Update
17045 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
17047 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17049 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17050 to their natural alignment to avoid store forwarding stalls.
17052 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17055 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
17056 encouraging but not allowing gprs for input;
17057 change the input constraint to !f#r.
17058 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
17060 change the output constraint to !f#r.
17062 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
17065 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
17066 corresponding post-reload splitters.
17067 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
17068 when x87 FP math is selected.
17069 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
17070 New function prototype.
17071 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
17072 unreachable function to ease macroization of insn patterns.
17074 2008-03-21 Martin Jambor <mjambor@suse.cz>
17076 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
17077 reference dumps if ddr is NULL or dependence is unknown.
17079 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17081 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
17082 unsigned extension into account.
17083 (ATOMIC_COMPARE_AND_SWAP): Likewise.
17084 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
17085 Do computations on a scratch register.
17087 2008-03-21 Richard Guenther <rguenther@suse.de>
17089 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17090 Use is_gimple_min_invariant instead of TREE_INVARIANT.
17091 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
17092 * tree-ssa-dom.c (record_equality): Likewise.
17093 * tree-inline.c (copy_body_r): Likewise.
17094 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
17097 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17099 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
17100 as 'delete_unused' argument.
17102 2008-03-20 Richard Guenther <rguenther@suse.de>
17104 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17105 special casing of constant qualifiers.
17106 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
17107 care about them in general.
17108 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
17109 regardless of their type.
17110 (fold_stmt_r): Forcefully fold *& if we end up with that.
17112 2008-03-20 Paul Brook <paul@codesourcery.com>
17114 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
17115 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
17117 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
17119 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
17120 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
17122 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
17124 * common.opt (Wmudflap): New option.
17125 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
17126 (mx_register_decls): Likewise.
17127 (mudflap_finish_file): Likewise.
17128 * doc/invoke.texi: Document -Wno-mudflap.
17130 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
17132 * c-format.c (replace_format_name_to_system_name): New.
17133 (cmp_attribs): New.
17134 (convert_format_name_to_system_name): New.
17135 (decode_format_attr): Add use of convert_format_name_to_system_name.
17136 (format_types_orig): Add gnu_ prefix to names.
17137 (check_format_info_main): Special treating of \0 escaped names for
17138 supporting multi-character format specifiers as I32, I64.
17139 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
17140 (gnu_target_overrides_format_attributes): New.
17141 * c-format.h: Add structure target_ovr_attr to hold
17142 system specific formatter names.
17143 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
17144 msformat-c.o file to c_target_objs and cxx_target_objs.
17145 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17146 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
17147 (TARGET_N_FORMAT_TYPES): New.
17148 * config/i386/msformat-c.c: New.
17149 * config/i386/t-cygming: Add build rule for msformat-c.o.
17150 * doc/extend.texi: Add new format names gnu_* and ms_* and
17152 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17154 2008-03-20 Ira Rosen <irar@il.ibm.com>
17156 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
17157 optimizations turned on under -O3.
17158 (ftree-vectorize): Add that the flag is turned on with -O3.
17160 2008-03-20 Ben Elliston <bje@au.ibm.com>
17162 * regmove.c (try_auto_increment): Fix spelling error in comment.
17163 * final.c (final_scan_insn): Likewise.
17165 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
17168 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
17169 allocator preferences for "y" and "r" class registers.
17170 ("*mov<mode>_internal"): Ditto.
17171 ("*movv2sf_internal_rex64"): Ditto.
17172 ("*movv2sf_internal"): Ditto.
17174 2008-03-19 Michael Matz <matz@suse.de>
17176 PR middle-end/35616
17177 * calls.c (expand_call): Check overlap of arguments with call
17178 address for sibcalls.
17180 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17183 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17184 of the underlying type of a MS bitfield layout to the natural
17185 alignment of the type.
17187 2008-03-19 Jan Hubicka <jh@suse.cz>
17190 * toplev.c (decode_d_option): Handle all CPP flags.
17191 * tree-vrp.c: Update tree_pass descriptors.
17192 * regrename.c: Update tree_pass descriptors.
17193 * fwprop.c: Update tree_pass descriptors.
17194 * doc/invoke.texi: Remove documentation of dropped -d? flags.
17195 * tree-into-ssa.c: Update tree_pass descriptors.
17196 * tree-dump.c: Update tree_pass descriptors.
17197 * tree-complex.c: Update tree_pass descriptors.
17198 * tree-dump.h: Update tree_pass descriptors.
17199 * see.c: Update tree_pass descriptors.
17200 * cgraphbuild.c: Update tree_pass descriptors.
17201 * tracer.c: Update tree_pass descriptors.
17202 * tree-loop-distribution.c: Update tree_pass descriptors.
17203 * cgraph.c: Update tree_pass descriptors.
17204 * postreload-gcse.c: Update tree_pass descriptors.
17205 * postreload.c: Update tree_pass descriptors.
17206 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
17207 * tree-tailcall.c: Update tree_pass descriptors.
17208 * tree-pass.h (tree_opt_pass): Rename to ...
17209 (opt_pass) ... this one; add "type" field and remove letter field.
17210 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
17211 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
17212 all_lowering_passes): Update declaration.
17213 * ipa-cp.c: Update tree_pass descriptors.
17214 * final.c: Update tree_pass descriptors.
17215 * omp-low.c: Update tree_pass descriptors.
17216 * tree-ssa-dse.c: Update tree_pass descriptors.
17217 * ipa-reference.c: Update tree_pass descriptors.
17218 * tree-ssa-uncprop.c: Update tree_pass descriptors.
17219 * auto-inc-dec.c: Update tree_pass descriptors.
17220 * reorg.c: Update tree_pass descriptors.
17221 * cgraphunit.c: Update tree_pass descriptors.
17222 * tree-ssa-copyrename.c: Update tree_pass descriptors.
17223 * tree-ssa-ccp.c: Update tree_pass descriptors.
17224 * df-core.c: Update tree_pass descriptors.
17225 * mode-switching.c: Update tree_pass descriptors.
17226 * tree-nomudflap.c: Update tree_pass descriptors.
17227 * modulo-sched.c: Update tree_pass descriptors.
17228 * ipa-pure-const.c: Update tree_pass descriptors.
17229 * cse.c: Update tree_pass descriptors.
17230 * web.c: Update tree_pass descriptors.
17231 * tree-stdarg.c: Update tree_pass descriptors.
17232 * tree-ssa-math-opts.c: Update tree_pass descriptors.
17233 * tree-ssa-dom.c: Update tree_pass descriptors.
17234 * tree-nrv.c: Update tree_pass descriptors.
17235 * tree-ssa-alias.c: Update tree_pass descriptors.
17236 * loop-init.c: Update tree_pass descriptors.
17237 * gimple-low.c: Update tree_pass descriptors.
17238 * ipa-inline.c: Update tree_pass descriptors.
17239 * tree-ssa-sink.c: Update tree_pass descriptors.
17240 * global.c: Update tree_pass descriptors.
17241 * ifcvt.c: Update tree_pass descriptors.
17242 * jump.c: Update tree_pass descriptors.
17243 * predict.c: Update tree_pass descriptors.
17244 * tree-ssa-loop.c: Update tree_pass descriptors.
17245 * recog.c: Update tree_pass descriptors.
17246 * dse.c: Update tree_pass descriptors.
17247 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
17248 * tree-eh.c: Update tree_pass descriptors.
17249 * regmove.c: Update tree_pass descriptors.
17251 * function.c: Update tree_pass descriptors.
17252 * tree-vectorizer.c: Update tree_pass descriptors.
17253 * gcse.c: Update tree_pass descriptors.
17254 * ipa-type-escape.c: Update tree_pass descriptors.
17255 * tree-if-conv.c: Update tree_pass descriptors.
17256 * init-regs.c: Update tree_pass descriptors.
17257 * ipa.c: Update tree_pass descriptors.
17258 * tree-ssa-phiopt.c: Update tree_pass descriptors.
17259 * rtl-factoring.c: Update tree_pass descriptors.
17260 * lower-subreg.c: Update tree_pass descriptors.
17261 * bt-load.c: Update tree_pass descriptors.
17262 * tree-dfa.c: Update tree_pass descriptors.
17263 * except.c: Update tree_pass descriptors.
17264 * emit-rtl.c: Update tree_pass descriptors.
17265 * cfgexpand.c: Update tree_pass descriptors.
17266 * tree-cfgcleanup.c: Update tree_pass descriptors.
17267 * cfgcleanup.c: Update tree_pass descriptors.
17268 * tree-ssa-pre.c: Update tree_pass descriptors.
17269 * tree-sra.c: Update tree_pass descriptors.
17270 * tree-mudflap.c: Update tree_pass descriptors.
17271 * tree-ssa-copy.c: Update tree_pass descriptors.
17272 * cfglayout.c: Update tree_pass descriptors.
17273 * tree-ssa-forwprop.c: Update tree_pass descriptors.
17274 * tree-ssa-dce.c: Update tree_pass descriptors.
17275 * tree-ssa.c: Update tree_pass descriptors.
17276 * regclass.c: Update tree_pass descriptors.
17277 * integrate.c: Update tree_pass descriptors.
17278 * tree-optimize.c: Update tree_pass descriptors.
17279 * tree-ssa-phiprop.c: Update tree_pass descriptors.
17280 * tree-object-size.c: Update tree_pass descriptors.
17281 * combine.c: Update tree_pass descriptors.
17282 * tree-outof-ssa.c: Update tree_pass descriptors.
17283 * bb-reorder.c: Update tree_pass descriptors.
17284 * stack-ptr-mod.c: Update tree_pass descriptors.
17285 * var-tracking.c: Update tree_pass descriptors.
17286 * tree-profile.c: Update tree_pass descriptors.
17287 * tree-vect-generic.c: Update tree_pass descriptors.
17288 * reg-stack.c: Update tree_pass descriptors.
17289 * sched-rgn.c: Update tree_pass descriptors.
17290 * tree-ssa-structalias.c: Update tree_pass descriptors.
17291 * tree-cfg.c: Update tree_pass descriptors.
17292 * passes.c (current_pass): Update declaration.
17293 (finish_optimization_passes): Update.
17294 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
17295 (register_one_dump_file, register_dump_files_1, next_pass_1):
17297 (init_optimization_passes): Update handling of new types.
17298 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
17299 * ipa-struct-reorg.c: Update tree_pass descriptors.
17300 * tree-ssa-reassoc.c: Update tree_pass descriptors.
17301 * combine-stack-adj.c: Update tree_pass descriptors.
17302 * cfgrtl.c: Update tree_pass descriptors.
17303 * dce.c: Update tree_pass descriptors.
17304 * tree-ssanames.c: Update tree_pass descriptors.
17306 2008-03-19 Richard Guenther <rguenther@suse.de>
17308 PR middle-end/35609
17309 * tree-ssa.c (walk_data): New structure.
17310 (warn_uninitialized_var): If not always_executed warn with "maybe"
17312 (execute_early_warn_uninitialized): Compute post-dominators.
17313 Initialize always_executed before processing each basic block.
17315 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
17318 * config/i386/i386.c (x86_this_parameter): Calculate correct location
17319 of "this" pointer when "regparm = N" or "fastcall" is in effect.
17321 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17323 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
17325 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
17327 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
17329 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
17330 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
17331 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
17332 target after ignore has been set, and move there also the commputation
17333 of subtarget and original_target.
17334 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
17335 (LANG_HOOKS_INITIALIZER): Remove it.
17336 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
17338 2008-03-18 Richard Guenther <rguenther@suse.de>
17340 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
17341 found an expression with constants, note that in the VN for the lhs.
17342 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
17343 fold them to constants if possible. Run cleanup_cfg if done so.
17344 (execute_pre): Return todo.
17345 (do_pre): Likewise.
17346 (execute_fre): Likewise.
17347 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
17349 (get_prop_source_stmt): Look through pointer conversions.
17351 2008-03-18 Jan Hubicka <jh@suse.cz>
17353 * tree-pretty-print.c: Include predict.h.
17354 (dump_generic_node): Dump predictor.
17355 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
17356 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
17357 * gimple-low.c (lower_stmt): Likewise.
17358 * expr.c (expand_expr_real): Likewise.
17359 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
17361 (build_predict_expr, build_predict_expr): New.
17362 * predict.h (predictor_name, build_predict_expr): Update.
17363 * c-typeck.c (c_finish_bc_stmt): Add prediction.
17364 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
17365 * predict.def (PRED_CONTINUE): Update hitrate.
17366 * tree.def (PREDICT_EXPR): Define.
17367 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
17368 do not handle BIND_EXPR.
17369 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
17370 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
17371 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
17374 2008-03-18 Michael Matz <matz@suse.de>
17376 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
17378 2008-03-18 Richard Guenther <rguenther@suse.de>
17380 * tree-gimple.h (is_gimple_invariant_address): Declare.
17381 (is_gimple_constant): Likewise.
17382 * tree-gimple.c (is_gimple_constant): New function.
17383 (is_gimple_invariant_address): Likewise.
17384 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
17385 and is_gimple_invariant_address.
17386 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
17388 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
17389 an addressable base.
17391 2008-03-18 Jakub Jelinek <jakub@redhat.com>
17393 PR middle-end/35611
17394 * gimplify.c (gimplify_expr): Gimplify second operand of
17397 2008-03-17 Richard Guenther <rguenther@suse.de>
17399 PR tree-optimization/19637
17400 * fold-const.c (fold_unary): Remove restrictions of removing
17401 intermediate pointer-conversions (P2)(P1)P0.
17402 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
17403 conversion to void pointer.
17404 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
17406 2008-03-16 James E. Wilson <wilson@tuliptree.org>
17409 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
17410 emulated thread local variables.
17412 2008-03-16 Richard Guenther <rguenther@suse.de>
17414 PR middle-end/35607
17415 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
17416 expand TREE_INVARIANT operations that are not gimple invariant.
17418 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
17420 * doc/extend.texi (Alignment): Say that the ABI controls
17421 the __alignof__ for non-strict-alignment targets rather
17422 than being a recommendation.
17424 2008-03-15 Paul Brook <paul@codesourcery.com>
17426 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
17428 (arm_output_fn_unwind): Mark functions that can not be unwound.
17430 2008-03-15 Paul Brook <paul@codesourcery.com>
17432 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
17433 extension instructions.
17435 2008-03-15 Richard Guenther <rguenther@suse.de>
17437 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
17438 and fold constant aggregate refs.
17439 (fold_const_aggregate_ref): Handle string constants
17440 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
17441 (evaluate_stmt): Simplify now that ccp_fold folds constant
17444 2008-03-15 Paul Brook <paul@codesourcery.com>
17446 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
17447 (extzv): Use gen_extzv_t2.
17448 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
17450 2008-03-15 Richard Guenther <rguenther@suse.de>
17452 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
17453 (fold_const_aggregate_ref): Likewise.
17454 (get_value): Return NULL if we don't have any values.
17455 (ccp_finalize): Set const_val to NULL after freeing it.
17456 * tree-flow.h (get_symbol_constant_value): Declare.
17457 (fold_const_aggregate_ref): Likewise.
17458 * tree-ssa-sccvn.c (try_to_simplify): Use them.
17460 2008-03-15 Richard Guenther <rguenther@suse.de>
17462 PR middle-end/35593
17463 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
17464 to not produce negative array indices if not allowed. Add
17465 parameter to indicate that.
17466 (maybe_fold_offset_to_component_ref): Allow negative array
17467 indices only for the first member of a structure.
17468 (maybe_fold_offset_to_reference): Allow negative array indices.
17469 (maybe_fold_stmt_addition): Likewise.
17471 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
17472 Anatoly Sokolov <aesok@post.ru>
17474 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
17475 (avr_arch): Add ARCH_AVR6.
17476 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
17477 (initial_elimination_offset): Initialize and use 'avr_pc_size'
17478 instead of fixed value 2.
17479 (print_operand_address): Use gs() asm specifier instead of pm().
17480 (avr_assemble_integer): (Ditto.).
17481 (avr_output_addr_vec_elt): (Ditto.).
17482 (print_operand): Handle "!" code.
17483 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
17484 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
17485 (AVR_HAVE_EIJMP_EICALL): Define.
17486 (AVR_3_BYTE_PC): Redefine.
17487 (AVR_2_BYTE_PC): (Ditto.).
17488 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
17489 (LINK_SPEC): Add atmega2560 and atmega2561.
17490 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
17492 * config/avr/avr.md (call_insn): Use eicall instead of icall
17493 for 3 byte PC devices.
17494 (call_value_insn): (Ditto.).
17495 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
17496 (indirect_jump): Use only for for 2 byte PC devices.
17497 (*tablejump): (Ditto.).
17498 (*indirect_jump_avr6): Add insn.
17499 (*tablejump_rjmp): Don't use for 3 byte PC devices.
17500 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
17501 instead of ijmp for 3 byte PC devices.
17502 (__tablejump2__): (Ditto.).
17503 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
17504 (MULITLIB_DIRNAMES): (Ditto.).
17505 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
17507 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
17509 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
17510 "sse2_umulsidi3". Use V1DI mode for operand 0.
17511 ("mmx_psadbw"): Use V1DI mode for operand 0.
17512 * config/i386/i386-modes.def (V1SI): New vector mode.
17513 * config/i386/i386.c (struct builtin_description)
17514 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
17515 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
17516 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
17517 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
17518 v1di_ftype_v8qi_v8qi type.
17519 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
17521 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
17522 __builtin_ia32_pmuludq]: Fix the mode of return value.
17524 2008-03-15 Richard Guenther <rguenther@suse.de>
17526 PR middle-end/35595
17527 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
17530 2008-03-14 Bob Wilson <bob.wilson@acm.org>
17532 * doc/invoke.texi (Option Summary, Xtensa Options): Document
17533 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
17534 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
17535 unless TARGET_SERIALIZE_VOLATILE is enabled.
17536 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
17537 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
17538 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
17540 2008-03-14 Richard Guenther <rguenther@suse.de>
17542 PR tree-optimization/34172
17543 * tree-flow.h (refs_may_alias_p): Declare.
17544 (get_single_def_stmt): Likewise.
17545 (get_single_def_stmt_from_phi): Likewise.
17546 (get_single_def_stmt_with_phi): Likewise.
17547 * tree-dfa.c (refs_may_alias_p): New function.
17548 (get_single_def_stmt): Likewise.
17549 (get_single_def_stmt_from_phi): Likewise.
17550 (get_single_def_stmt_with_phi): Likewise.
17551 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
17552 (vn_reference_lookup_1): New helper function.
17553 (vn_reference_lookup): Walk the virtual use-def chain to
17554 continue searching for a match if the def does not alias the
17555 reference we are looking for.
17557 2008-03-14 David Edelsohn <edelsohn@gnu.org>
17559 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
17560 archive and Perzl. Update The Written Word listing.
17562 2008-03-14 Richard Guenther <rguenther@suse.de>
17564 PR tree-optimization/34043
17565 PR tree-optimization/33989
17566 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
17568 (bitmap_find_leader): Use extra argument to verify dominance
17569 relationship inside a basic-block.
17570 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
17571 (find_leader_in_sets): Adjust.
17572 (create_component_ref_by_pieces): Take extra argument for
17573 dominance check, handle lookup failures.
17574 (find_or_generate_expression): Likewise.
17575 (create_expression_by_pieces): Likewise.
17576 (insert_into_preds_of_block): Adjust.
17577 (create_value_expr_from): If asked for, verify all operands
17578 are in the blocks AVAIL_OUT set.
17579 (make_values_for_stmt): Check for SSA_NAMEs that are life
17580 over an abnormal edge.
17581 (compute_avail): Remove such check.
17582 (do_SCCVN_insertion): New function.
17583 (eliminate): If we do not find a leader suitable for replacement
17584 insert a replacement expression from SCCVN if available.
17585 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
17586 (struct vn_ssa_aux): Add needs_insertion flag.
17587 * tree-ssa-sccvn.c (may_insert): New global flag.
17588 (copy_reference_ops_from_ref): Value-number union member access
17589 based on its size, not type and member if insertion is allowed.
17590 (visit_reference_op_load): For a weak match from union type
17591 punning lookup a view-converted value and insert a SSA_NAME
17592 for that value if that is not found.
17593 (visit_use): Make dumps shorter. Do not disallow value numbering
17594 SSA_NAMEs that are life over an abnormal edge to constants.
17595 (free_scc_vn): Release inserted SSA_NAMEs.
17596 (run_scc_vn): New flag to specify whether insertion is allowed.
17597 Process SSA_NAMEs in forward order.
17598 * tree-ssa-loop-im.c (for_each_index): Handle invariant
17599 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
17600 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
17601 pointer type to/from integral types that do not change the
17602 precision to regular conversions.
17604 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
17606 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
17607 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
17608 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
17609 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
17610 input arguments and the mode of return value. Built-in functions
17611 that operate on whole 64-bit MMX register now use V1DI mode.
17613 2008-03-13 Alon Dayan <alond@il.ibm.com>
17614 Olga Golovanevsky <olga@il.ibm.com>
17616 PR tree-optimization/35041
17617 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
17618 to locate the right position in a statement.
17620 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
17624 * config/i386/xmmintrin.h: Change all static inline functions to
17625 extern inline and add __gnu_inline__ attribute.
17626 * config/i386/bmintrin.h: Ditto.
17627 * config/i386/smmintrin.h: Ditto.
17628 * config/i386/tmmintrin.h: Ditto.
17629 * config/i386/mmintrin-common.h: Ditto.
17630 * config/i386/ammintrin.h: Ditto.
17631 * config/i386/emmintrin.h: Ditto.
17632 * config/i386/pmmintrin.h: Ditto.
17633 * config/i386/mmintrin.h: Ditto.
17634 * config/i386/mm3dnow.h: Ditto.
17636 2008-03-13 Jakub Jelinek <jakub@redhat.com>
17638 PR middle-end/35185
17639 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
17640 (lower_omp_2): New function.
17641 (lower_omp_1, lower_omp): Rewritten.
17643 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
17646 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
17647 with the phrase "Microsoft Windows compilers".
17648 (Push/Pop Macro Pragmas): New subsection. Document
17649 #pragma push_macro and pragma pop_macro.
17651 2008-03-12 Paul Brook <paul@codesourcery.com>
17653 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
17655 2008-03-12 Paul Brook <paul@codesourcery.com>
17657 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
17658 (thumb2_alusi3_short): Exclude PLUS and MINUS.
17659 (thumb2_addsi_shortim): Rename ...
17660 (thumb2_addsi_short): ... to this. Allow register operands.
17661 (thumb2_subsi_short): New pattern.
17662 (thumb2_one_cmplsi2_short,
17663 thumb2_negsi2_short): New patterns and peepholes.
17665 2008-03-12 Paul Brook <paul@codesourcery.com>
17667 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
17669 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
17671 * config/i386/i386.md (int_cond): New code iterator.
17673 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
17674 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
17675 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
17676 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
17677 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
17678 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
17679 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
17680 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
17682 2008-03-12 Paul Brook <paul@codesourcery.com>
17684 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
17685 instead of {arm,thumb}_compute_save_reg_mask.
17686 (output_return_instruction): Ditto.
17687 (thumb_unexpanded_epilogue): Ditto.
17688 (thumb1_expand_prologue): Ditto.
17689 (thumb1_output_function_prologue): Ditto.
17690 (arm_set_return_address): Ditto.
17691 (thumb_set_return_address): Ditto.
17692 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
17693 regs to achieve stack alignment.
17694 (thumb1_compute_save_reg_mask): Fix compiler warning.
17695 (arm_output_epilogue): Use offsets->saved_regs_mask.
17696 Adjust stack pointer by poping call clobered registers.
17697 (arm_expand_prologue): Use offsets->saved_regs_mask.
17698 Adjust stack pointer by pushing extra registers.
17699 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
17701 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
17704 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
17705 conversion to the operands of a multiplication.
17707 2008-03-12 Richard Guenther <rguenther@suse.de>
17709 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
17710 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
17711 * timevar.def (TV_TREE_PHIPROP): Add.
17712 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
17713 pass description. Use TV_TREE_PHIPROP.
17714 * tree-ssa-forwprop.c: Remove phiprop code.
17716 2008-03-12 Jakub Jelinek <jakub@redhat.com>
17718 PR middle-end/35549
17719 * omp-low.c (maybe_lookup_decl): Constify first argument.
17720 (use_pointer_for_field): Change last argument from bool to
17721 omp_context *. Disallow shared copy-in/out in nested
17722 parallel if decl is shared in outer parallel too.
17723 (build_outer_var_ref, scan_sharing_clauses,
17724 lower_rec_input_clauses, lower_copyprivate_clauses,
17725 lower_send_clauses, lower_send_shared_vars): Adjust callers.
17727 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
17728 Ira Rosen <irar@il.ibm.com>
17730 * tree-vectorizer.c (free_stmt_vec_info): New function.
17731 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
17732 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
17733 * tree-vectorizer.h (free_stmt_vec_info): Declare.
17734 * tree-vect-transform.c (vectorizable_conversion): Free
17735 vec_oprnds0 if it was allocated.
17736 (vect_permute_store_chain): Remove unused VECs.
17737 (vectorizable_store): Free VECs that are allocated in the..
17739 (vect_transform_strided_load, vectorizable_load): Likewise.
17740 (vect_remove_stores): Simplify the code.
17741 (vect_transform_loop): Move code to vect_remove_stores().
17742 Call vect_remove_stores() and free_stmt_vec_info().
17744 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17746 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
17747 TARGET_HPUX. Revise comment.
17748 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
17749 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
17750 Use sr4 variant of `be' instruction when not generating PIC code.
17751 (attr_length_call): Adjust for above change.
17753 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17755 * ipa-reference.c (static_execute): Remove module_statics_const and
17756 associated setting code.
17758 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
17761 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
17762 predicate for operand 1.
17763 (paritysi2_cmp): Use register_operand predicate for operand 2.
17764 Use earlyclobber modifier for operand 1. Remove support for
17766 (paritydi2_cmp): Use register_operand predicate for operand 3.
17767 Use earlyclobber modifier for operand 1. Remove support for
17770 2008-03-11 Paul Brook <paul@codesourcery.com>
17771 Vladimir Prus <vladimir@codesourcery.com>
17773 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
17774 (arm_compute_save_reg0_reg12_mask): Always
17775 check if register 11 must be saved. Always safe hard frame pointer
17776 when frame_pointer_needeed.
17777 (arm_compute_save_reg_mask): Save IP and PC
17778 only with apcs frames.
17779 (arm_output_epilogue): Adjust Thumb2 codepath to
17780 be also invoked and work for ARM non-apcs frames.
17781 (arm_expand_prologue): Don't bother saving IP
17782 for non-apcs frame, since it's not clobbered by
17783 prologue code. Implement non-apcs frame
17786 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
17788 PR rtl-optimization/35281
17789 * expr.c (convert_move): Use a new pseudo for the intermediate
17790 from_mode->word_mode result.
17792 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
17794 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
17795 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
17796 * toplev.c (compile_file): Don't call it.
17798 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
17800 PR middle-end/35526
17801 * expr.c (store_expr): Call emit_block_move if the mode
17802 of "temp" RTX is BLKmode.
17804 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17805 Richard Guenther <rguenther@suse.de>
17807 PR tree-optimization/31358
17808 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
17809 the step with a NULL_TREE.
17810 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
17811 to sizetype if type is a pointer type.
17812 (add_candidate_1): Don't convert the base and step to
17813 the generic type if the orginal type is a pointer type.
17814 (add_iv_value_candidates): Use sizetype for the step
17815 if type is a pointer type.
17816 (cand_value_at): Likewise.
17817 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
17819 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
17820 Don't convert the tem affine to the type.
17821 (add_elt_to_tree): Use sizetype for the step if a pointer.
17822 Use POINTER_PLUS_EXPR for pointers.
17823 (aff_combination_to_tree): Use sizetype for the step if a
17826 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
17828 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
17829 Remove commutativity hint.
17831 2008-03-10 Jakub Jelinek <jakub@redhat.com>
17835 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
17836 errorneous type. Check that v is a VAR_DECL.
17838 PR middle-end/35099
17839 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
17841 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
17843 PR tree-optimization/35494
17844 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
17845 may be overriden at link and run time.
17847 2008-03-10 Richard Guenther <rguenther@suse.de>
17849 PR tree-optimization/34677
17850 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
17851 (poolify_tree): Likewise.
17852 (modify_expr_template): Likewise.
17853 (poolify_modify_stmt): Likewise.
17854 (insert_fake_stores): Handle all component-ref style stores
17855 in addition to INDIRECT_REF. Also handle complex types.
17856 Do not poolify the inserted load.
17857 (realify_fake_stores): Do not rebuild the tree but only
17858 make it a SSA_NAME copy.
17859 (init_pre): Remove initialzation of modify_expr_template.
17860 Do not allocate modify_expr_node_pool.
17861 (fini_pre): Do not free modify_expr_node_pool.
17863 2008-03-10 Paul Brook <paul@codesourcery.com>
17865 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
17866 to avoid conflicts.
17868 2008-03-10 Paul Brook <paul@codesourcery.com>
17869 Mark Shinwell <shinwell@codesourcery.com>
17871 * config/arm/cortex-r4.md: New.
17872 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
17874 * config/arm/arm.md: Include cortex-r4.md.
17875 (insn): Add smmls, sdiv and udiv values.
17876 (generic_sched): Don't use generic scheduling for Cortex-R4.
17877 (arm_issue_rate): New function.
17878 (TARGET_SCHED_ISSUE_RATE): Define.
17880 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
17882 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
17884 2008-03-10 Richard Guenther <rguenther@suse.de>
17886 * tree-ssa-pre.c (get_sccvn_value): Simplify.
17887 (compute_avail): Do not add stmt uses to AVAIL_OUT.
17889 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
17891 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
17892 Set default to true.
17894 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17896 * c.opt (Wsynth): Deprecate.
17897 * doc/invoke.texi (Option Summary, Warning Options): Document
17898 -Wno-format-contains-nul.
17900 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
17903 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
17904 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
17906 2008-03-09 Ira Rosen <irar@il.ibm.com>
17908 * config/rs6000/rs6000.c (builtin_description): Rename vector
17909 left shift operations.
17910 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
17911 (altivec_vsl<VI_char>): Rename to ...
17912 (ashl<mode>3): ... new name.
17913 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
17915 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
17917 2008-03-08 Richard Guenther <rguenther@suse.de>
17919 * coverage.h (tree_coverage_counter_addr): Declare.
17920 * coverage.c (tree_coverage_counter_addr): New function.
17921 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
17922 before using again.
17923 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
17924 (tree_gen_one_value_profiler): Likewise.
17925 (tree_gen_ic_profiler): Likewise.
17926 (tree_gen_average_profiler): Likewise.
17927 (tree_gen_ior_profiler): Likewise.
17929 2008-03-08 Richard Guenther <rguenther@suse.de>
17931 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
17932 (vn_binary_op_insert): Likewise.
17933 (vn_unary_op_lookup): Likewise.
17934 (vn_unary_op_insert): Likewise.
17935 (vn_nary_op_lookup): Declare.
17936 (vn_nary_op_insert): Likewise.
17937 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
17938 and binary hashes, use a single obstack for unary_op_pool
17939 and binary_op_pool.
17940 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
17941 a single struct vn_nary_op_s. Store tree code length and
17942 a variable number of operands.
17943 (struct vn_reference_op_struct): Remove unused op2.
17944 (vn_reference_op_eq): Do not compare op2.
17945 (vn_reference_op_compute_hash): Do not compute hash of op2.
17946 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
17947 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
17948 with vn_nary_op_compute_hash.
17949 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
17950 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
17952 (vn_unary_op_insert, vn_binary_op_insert): Replace with
17954 (visit_unary_op): Call nary functions.
17955 (visit_binary_op): Likewise.
17956 (process_scc): Adjust for struct vn_tables_s changes.
17957 (allocate_vn_table): Likewise.
17958 (free_vn_table): Likewise.
17959 * tree-vn.c (vn_add): Call nary functions.
17960 (vn_lookup): Likewise.
17962 2008-03-08 Jakub Jelinek <jakub@redhat.com>
17965 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
17966 wdst back after sync_compare_and_swapqhi_internal.
17968 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
17971 * config/i386/i386-modes.def (V1DI): New vector mode.
17972 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
17973 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
17974 (MMXMODE248): Ditto.
17975 (MMXMODE): Add V1DI mode.
17976 (mmxvecsize): Change DI mode to V1DI mode.
17977 ("mov<mode>): Use MMXMODEI8 mode iterator.
17978 ("*mov<mode>_internal_rex64"): Ditto.
17979 ("*mov<mode>_internal"): Ditto.
17980 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
17981 ("mmx_sub<mode>3"): Ditto.
17982 ("mmx_adddi3"): Remove insn pattern.
17983 ("mmx_subdi3"): Ditto.
17984 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
17985 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
17986 ("mmx_ashl<mode>3"): Ditto.
17987 ("mmx_lshrdi3"): Remove insn pattern.
17988 ("mmx_ashldi3"): Ditto.
17989 * config/i386/i386.c (classify_argument): Handle V1DImode.
17990 (function_arg_advance_32): Ditto.
17991 (function_arg_32): Ditto.
17992 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
17993 mmx_addv1di3 insn pattern.
17994 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
17995 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
17996 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
17997 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
17998 Remove definitions of built-in functions.
17999 (V1DI_type_node): New node.
18000 (v1di_ftype_v1di_int): Ditto.
18001 (v1di_ftype_v1di_v1di): Ditto.
18002 (v2si_ftype_v2si_si): Ditto.
18003 (v4hi_ftype_v4hi_di): Remove node.
18004 (v2si_ftype_v2si_di): Ditto.
18005 (ix86_init_mmx_sse_builtins): Handle V1DImode.
18006 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
18007 Redefine builtins using def_builtin_const with *_ftype_*_int node.
18008 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
18009 Add new builtins using def_builtin_const.
18010 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
18011 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
18012 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
18013 * config/i386/mmintrin.h (__v1di): New typedef.
18014 (_mm_add_si64): Cast arguments to __v1di type.
18015 (_mm_sub_si64): Ditto.
18016 (_mm_sll_pi16): Cast __count to __v4hi type.
18017 (_mm_sll_pi32): Cast __count to __v2si type.
18018 (_mm_sll_si64): Cast arguments to __v1di type.
18019 (_mm_srl_pi16): Cast __count to __v4hi type.
18020 (_mm_srl_pi32): Cast __count to __v2si type.
18021 (_mm_srl_si64): Cast arguments to __v1di type.
18022 (_mm_sra_pi16): Cast __count to __v4hi type.
18023 (_mm_sra_pi32): Cast __count to __v2si type.
18024 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
18025 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
18026 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
18027 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
18028 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
18029 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
18030 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
18031 (_mm_srai_pi32): Use __builtin_ia32_psradi.
18032 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
18033 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18034 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18035 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
18037 2008-03-07 Joseph Myers <joseph@codesourcery.com>
18039 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
18041 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
18044 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
18045 reg+const addressing for Altivec modes. Don't generate reg+reg
18046 addressing for TFmode or TDmode quantities.
18048 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
18050 * c-common.c (vector_types_convertible_p): Call langhook
18051 instead of comptypes.
18053 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18056 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
18057 integral and scalar float variables which have a
18060 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
18062 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
18063 dwarf_register_span hook when emitting unwind information for
18064 register-to-memory saves.
18065 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
18066 (rs6000_frame_related): Remove call to spe_synthesize_frame.
18068 2008-03-06 Jakub Jelinek <jakub@redhat.com>
18070 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
18071 for the same VAR_DECL.
18073 2008-03-06 Tom Tromey <tromey@redhat.com>
18075 * treelang: Delete.
18076 * doc/standards.texi (Standards): Don't mention treelang.
18077 * doc/invoke.texi (Overall Options): Don't mention treelang.
18078 * doc/install.texi (Prerequisites): Don't mention bison or
18080 (Configuration): Don't mention treelang.
18081 (Building): Likewise.
18082 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
18084 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
18086 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
18087 word-extractions out of a multi-word object.
18089 2008-03-06 Richard Guenther <rguenther@suse.de>
18091 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
18092 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
18093 result type and precision.
18094 * expr.c (get_inner_reference): Set unsignedp based on the result
18095 type of BIT_FIELD_REF.
18096 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
18097 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
18098 (try_instantiate_multiple_fields): Likewise. Use the correct type
18100 (sra_build_assignment): Likewise.
18101 (sra_build_elt_assignment): Likewise.
18102 (sra_explode_bitfield_assignment): Likewise.
18103 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
18104 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
18105 set BIT_FIELD_REF_UNSIGNED.
18106 (vectorizable_load): Likewise.
18108 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
18110 * cse.c (cse_extended_basic_block): Invalidate artificial defs
18113 2008-03-06 Richard Guenther <rguenther@suse.de>
18115 * alias.c (struct alias_set_entry): Move has_zero_child field
18116 to pack with alias_set.
18118 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18120 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18123 2008-03-05 Ian Lance Taylor <iant@google.com>
18125 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
18127 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
18129 * fwprop.c (update_df): Support width and offset parameters of
18131 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
18132 global_conflicts): Change DF_REF_EXTRACT to either
18133 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18134 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18135 * df-scan.c (df_ref_record, df_defs_record,
18136 df_ref_create_structure, df_def_record_1, df_uses_record,
18137 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
18138 df_bb_refs_collect, df_entry_block_defs_collect,
18139 df_exit_block_uses_collect): Support new width and offset fields.
18140 (ref_extract_pool): New storage pool.
18141 (df_free_ref): New function.
18142 (df_reg_chain_unlink, df_free_collection_rec,
18143 df_sort_and_compress_refs): Call df_free_ref.
18144 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
18146 (df_ref_create_structure): Allocate df_ref_extract if offset and
18147 width fields are used.
18148 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
18149 (df_uses_record): Get offset and width from ZERO_EXTRACT
18151 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
18152 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18153 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18154 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
18155 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18156 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18157 (df_ref_extract): New structure.
18158 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
18159 (df_ref_create): Add width and offset parameters.
18161 2008-03-05 Richard Guenther <rguenther@suse.de>
18163 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18164 Use ranges_overlap_p.
18165 (offset_overlaps_with_access): Rename
18166 to ranges_overlap_p and move ...
18167 * tree-flow-inline.h (ranges_overlap_p): ... here.
18169 * tree.h (get_inner_reference, handled_component_p): Update
18172 * tree.h (record_component_aliases, get_alias_set,
18173 alias_sets_conflict_p, alias_sets_must_conflict_p,
18174 objects_must_conflict_p): Move declarations ...
18175 * alias.h (record_component_aliases, get_alias_set,
18176 alias_sets_conflict_p, alias_sets_must_conflict_p,
18177 objects_must_conflict_p): ... here.
18178 Include coretypes.h.
18179 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
18181 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
18183 * cfg.c: Include tree-flow.h.
18184 (remove_edge_raw): Call redirect_edge_var_map_clear.
18185 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
18186 * tree-flow-inline.h (redirect_edge_var_map_def): New.
18187 (redirect_edge_var_map_result): New.
18188 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
18189 PENDING_STMT use with redirect_edge_var_map_*.
18190 * tree-ssa.c (edge_var_maps): New definition.
18191 (redirect_edge_var_map_add): New.
18192 (redirect_edge_var_map_clear): New.
18193 (redirect_edge_var_map_dup): New.
18194 (redirect_edge_var_map_vector): New.
18195 (redirect_edge_var_map_destroy): New.
18196 (ssa_redirect_edge): Replace PENDING_STMT use with
18197 redirect_edge_var_map_*.
18198 (flush_pending_stmts): Same.
18199 (delete_tree_ssa): Destroy edge var map.
18200 * tree-flow.h (struct _edge_var_map): New.
18201 Define edge_var_map vector type.
18202 Declare redirect_edge_var_map_* prototypes.
18203 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
18204 * tree-cfg.c (reinstall_phi_args): Replace
18205 PENDING_STMT use with redirect_edge_var_map_*.
18207 2008-03-05 Richard Guenther <rguenther@suse.de>
18209 PR tree-optimization/35472
18210 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
18211 whose single use_stmt has a overlapping set of loaded and
18212 stored symbols as that use_stmt might be a noop assignment then.
18214 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18216 * gthr-rtems.h: Implement __gthread_mutex_destroy.
18218 2008-03-05 Richard Guenther <rguenther@suse.de>
18221 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
18222 should be constants.
18223 * tree-cfg.c (verify_expr): Verify it.
18224 * fold-const.c (fold_truthop): Remove code generating
18225 BIT_FIELD_REFs of structure bases.
18226 (fold_binary): Likewise.
18227 (fold_ternary): Position and size of BIT_FIELD_REFs are
18228 always host integers.
18229 (make_bit_field_ref): Remove.
18230 (optimize_bit_field_compare): Remove.
18231 (all_ones_mask_p): Remove.
18233 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
18236 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
18237 (split_block_and_df_analyze): New. Split basic block and rebuild
18239 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
18241 (split_pattern_seq): Likewise.
18242 (erase_matching_seqs): Likewise.
18243 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
18245 2008-03-04 Geoff Keating <geoffk@apple.com>
18247 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
18248 declaration and code.
18249 (tree_invalid_nonnegative_warnv_p): Likewise.
18251 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
18253 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
18254 examples. Truncate option-names then causing overfull hbox.
18256 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18259 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
18261 * configure: Rebuilt.
18263 2008-03-04 Rafael Espindola <espindola@google.com>
18265 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
18266 (tree_unary_nonnegative_warnv_p): New.
18267 (tree_binary_nonnegative_warnv_p): New.
18268 (tree_single_nonnegative_warnv_p): New.
18269 (tree_invalid_nonnegative_warnv_p): New.
18270 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
18272 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18275 * opts.c (handle_option): Postpone 'unknown option' errors only for
18278 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
18281 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
18284 2008-03-04 Rafael Espindola <espindola@google.com>
18286 * fold-const.c (tree_unary_nonzero_warnv_p): New.
18287 (tree_binary_nonzero_warnv_p): New.
18288 (tree_single_nonzero_warnv_p): New.
18289 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
18291 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
18293 PR middle-end/35456
18294 * fold-const.c (fold_cond_expr_with_comparison): Prevent
18295 transformations for modes that have signed zeros.
18296 * ifcvt.c (noce_try_abs): Ditto.
18298 2008-03-04 Joseph Myers <joseph@codesourcery.com>
18300 * config/i386/i386.c (override_options): Force
18301 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
18303 2008-03-04 Jan Hubicka <jh@suse.cz>
18306 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
18309 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18311 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
18312 label to probe the stack.
18314 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18316 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
18317 (__gthr_win32_mutex_destroy): Declare.
18318 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
18319 __gthr_win32_mutex_destroy.
18320 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
18322 2008-03-03 Jan Hubicka <jh@suse.cz>
18325 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
18326 aggressive on inlining cold calls.
18328 2008-03-03 Richard Guenther <rguenther@suse.de>
18330 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
18331 struct copies into the expression table.
18332 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
18333 (try_to_simplify): Likewise.
18334 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
18335 integral and pointer arguments which do not change the
18336 precision to NOP_EXPRs.
18337 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
18338 VIEW_CONVERT_EXPR case.
18340 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
18342 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
18343 defined in a loop at depth 0 is invariant.
18344 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
18345 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
18346 be called at loop depth 0.
18348 2008-03-02 Jakub Jelinek <jakub@redhat.com>
18351 * gcc.c (process_command): Update copyright notice dates.
18352 * gcov.c (print_version): Likewise.
18353 * gcov-dump.c (print_version): Likewise.
18354 * mips-tfile.c (main): Likewise.
18355 * mips-tdump.c (main): Likewise.
18357 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18360 * c-common.c (flag_permissive): Delete.
18361 (constant_expression_warnings): Check flags first.
18362 (constant_expression_error): New.
18363 * c-common.h (flag_permissive): Delete.
18364 (constant_expression_error): Declare.
18365 * flags.h (flag_permissive): Declare. Update description.
18366 * diagnostic.c (pedwarn): Update.
18368 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
18369 (permissive_error_kind): New.
18370 * toplev.c (flag_permissive): Define. Update description.
18371 * toplev.h (permissive_error_kind): Declare.
18372 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
18373 (pedwarn_c90): Use pedantic_warning_kind.
18374 * c-opts.c (c_common_post_options): flag_permissive does not affect
18375 flag_pedantic_errors.
18377 2008-03-02 Joseph Myers <joseph@codesourcery.com>
18379 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
18380 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
18381 __absvsi2, __absvDI2): Use unsigned arithmetic.
18383 2008-03-02 Andi Kleen <ak@suse.de>
18384 Richard Guenther <rguenther@suse.de>
18386 * struct-equiv.c: Remove file.
18387 * cfg_cleanup.c (condjump_equiv_p): Remove.
18388 * Makefile.in (OBJS-common): Remove struct-equiv.o.
18389 (struct-equiv.o): Remove rule.
18390 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
18391 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
18392 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
18394 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18396 * ifcvt.c (noce_process_if_block): Try to handle only the then
18397 block if the else block exists but isn't suitable.
18399 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18402 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
18403 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
18404 regression from previous patch.
18406 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18409 * gthr.h: Add __gthread_mutex_destroy as a function that must be
18411 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
18412 * gthr-single.h (__gthread_mutex_destroy): Likewise.
18413 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
18414 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
18415 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
18416 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
18417 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
18418 (__gthread_mutex_destroy_function): Rename to
18419 __gthread_mutex_destroy.
18420 * gthr-dce.h (__gthread_mutex_destroy): Call
18421 pthread_mutex_destroy.
18422 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
18423 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
18424 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
18426 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18428 * df-scan.c (df_ref_chain_change_bb): Simplify.
18429 (df_insn_change_bb): Add new_bb argument. Simplify. Call
18430 set_block_for_insn if there's any change.
18431 * df.h ((df_insn_change_bb): Fix prototype.
18432 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
18433 df_insn_change_bb, don't call set_block_for_insn.
18434 * emit-rtl.c (reorder_insns): Likewise.
18435 * haifa-sched.c (move_insn): Likewise.
18437 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18439 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
18441 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18443 * tree-flow-inline.h (next_readonly_imm_use): Return
18444 NULL_USE_OPERAND_P after the end.
18446 2008-03-01 Richard Guenther <rguenther@suse.de>
18448 PR tree-optimization/35411
18449 * tree-sra.c (sra_build_assignment): Split conversion to
18450 final type to a separate statement if we are not assigning
18453 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18455 * fold-const.c (fold_convertible_p): Correct the logic to follow
18456 that in fold_convert().
18458 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
18461 * tree-inline.c (build_duplicate_type): When we make a
18462 duplicate type, make it unique in the canonical types system.
18464 2008-02-29 Tom Tromey <tromey@redhat.com>
18466 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
18467 input_file_stack_history, input_file_stack_restored): Remove.
18468 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18469 * input.h (struct file_stack): Remove.
18470 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18471 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
18473 * diagnostic.h (struct diagnostic_context) <last_module>: Change
18475 (diagnostic_last_module_changed): Add 'map' argument.
18476 (diagnostic_set_last_function): Likewise.
18477 * diagnostic.c (undiagnostic_report_current_module): Iterate using
18478 line map, not input_file_stack.
18479 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
18481 2008-02-29 Paul Brook <paul@codesourcery.com>
18483 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
18485 2008-02-29 Paul Brook <paul@codesourcery.com>
18487 * config/arm/ieee754-df.S (muldf3): Use RET macros.
18489 2008-02-29 Richard Guenther <rguenther@suse.de>
18491 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
18493 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
18494 value for comparing for a store match.
18495 (simplify_unary_expression): Do nothing for SSA_NAMEs.
18496 (try_to_simplify): Do not do a full-blown reference lookup.
18498 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
18500 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
18501 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
18503 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
18505 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
18507 * tree-loop-linear.c (try_interchange_loops): Compare memory access
18508 strides against cache sizes.
18510 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
18512 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
18515 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
18517 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
18518 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
18519 is smaller than the original promoted value.
18520 (simplify_subreg): If OP is a SUBREG, try to preserve its
18521 SUBREG_PROMOTED_VAR_P information.
18523 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
18525 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
18526 (VN_INFO_GET): Allocate new objects on the obstack.
18527 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
18528 for rpo_numbers_temp, for consistency.
18529 (free_scc_vn): Free the obstack.
18531 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
18533 * doc/invoke.texi: Document -ftree-loop-distribution.
18534 * tree-loop-distribution.c: New.
18535 * tree-pass.h (pass_loop_distribution): New.
18536 * graphds.h (struct graph): Add htab_t indices.
18537 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
18538 * tree-vectorizer.c (rename_variables_in_loop): Extern.
18539 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
18540 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
18541 * tree-data-ref.c (debug_data_dependence_relations): New.
18542 (dump_data_dependence_relation): Also print data references.
18543 (free_data_ref): Extern.
18544 (same_access_functions): Moved...
18545 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
18546 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
18547 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
18548 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
18549 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
18550 (stmts_from_loop): Skip LABEL_EXPR.
18551 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
18553 (build_rdg): Initialize rdg->indices htab.
18554 (free_rdg, stores_from_loop, ref_base_address,
18555 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
18556 have_similar_memory_accesses_1, ref_base_address_1,
18557 remove_similar_memory_refs): New.
18558 * tree-data-ref.h: Depend on tree-chrec.h.
18559 (debug_data_dependence_relations, free_data_ref): Declared.
18560 (same_access_functions): ... here.
18561 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
18563 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
18564 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
18565 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
18566 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
18567 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
18568 rdg_vertex_for_stmt): Declared.
18569 (struct rdg_edge): Add level.
18571 (free_rdg, stores_from_loop, remove_similar_memory_refs,
18572 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
18574 (rdg_has_similar_memory_accesses): New.
18575 * tree-vect-analyze.c: Remove unused static decls.
18576 * lambda.h (dependence_level): New.
18577 * common.opt (ftree-loop-distribution): New.
18578 * tree-flow.h (mark_virtual_ops_in_bb,
18579 slpeel_tree_duplicate_loop_to_edge_cfg,
18580 rename_variables_in_loop): Declared.
18581 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
18582 (OBJS-common): Add tree-loop-distribution.o.
18583 (tree-loop-distribution.o): New rule.
18584 * tree-cfg.c (mark_virtual_ops_in_bb): New.
18585 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
18586 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
18588 2008-02-28 Joseph Myers <joseph@codesourcery.com>
18591 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
18592 other than structures and unions.
18594 2008-02-28 Richard Guenther <rguenther@suse.de>
18597 2008-02-26 Richard Guenther <rguenther@suse.de>
18599 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18600 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18601 (lookup_decl_from_uid): Declare.
18602 (remove_decl_from_map): Likewise.
18603 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18604 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18605 (decl_for_uid_map): New global hashtable mapping DECL_UID
18607 (init_ttree): Allocate it.
18608 (insert_decl_to_uid_decl_map): New helper function.
18609 (make_node_stat): Insert new decls into the map.
18610 (copy_node_stat): Likewise.
18611 (lookup_decl_from_uid): New function.
18612 (remove_decl_from_map): Likewise.
18613 (print_decl_for_uid_map_statistics): New helper.
18614 (dump_tree_statistics): Call it.
18616 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18617 (referenced_var_iterator): Adjust.
18618 (FOR_EACH_REFERENCED_VAR): Adjust.
18619 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18620 (num_referenced_vars): Adjust.
18621 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18622 (first_referenced_var): Remove.
18623 (end_referenced_vars_p): Likewise.
18624 (next_referenced_var): Likewise.
18625 (referenced_var_iterator_set): New helper function.
18626 * tree-dfa.c (referenced_var_lookup): Adjust.
18627 (referenced_var_check_and_insert): Likewise.
18628 (remove_referenced_var): Likewise.
18629 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18630 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18631 (verify_call_clobbering): Likewise.
18632 (verify_memory_partitions): Likewise.
18633 (init_tree_ssa): Allocate bitmap instead of hashtable for
18635 (delete_tree_ssa): Adjust.
18636 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18637 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18638 (compute_tag_properties): Likewise.
18639 (set_initial_properties): Likewise.
18640 (find_partition_for): Likewise.
18641 (update_reference_counts): Likewise.
18642 (dump_may_aliases_for): Likewise.
18643 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18644 (add_call_clobber_ops): Likewise.
18645 (add_call_read_ops): Likewise.
18646 (get_asm_expr_operands): Likewise.
18647 * tree-into-ssa.c (dump_decl_set): Likewise.
18648 (update_ssa): Likewise.
18649 * tree-sra.c (scan_function): Likewise.
18650 (decide_instantiations): Likewise.
18651 (scalarize_parms): Likewise.
18652 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18653 (dsa_named_for): Likewise.
18654 * tree-ssa-structalias.c (update_alias_info): Likewise.
18655 (merge_smts_into): Likewise.
18657 2008-02-27 David Daney <ddaney@avtrex.com>
18660 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
18661 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
18662 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
18663 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
18664 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
18666 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
18669 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
18670 (BUILT_IN_NEXTTOWARD): Remove.
18671 (BUILT_IN_NEXTTOWARDF): Ditto.
18672 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
18673 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
18675 2008-02-27 Tom Tromey <tromey@redhat.com>
18677 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
18678 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
18680 2008-02-27 Jan Beulich <jbeulich@novell.com>
18682 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
18683 update the respective field on newdecl.
18685 2008-02-27 Revital Eres <eres@il.ibm.com>
18687 PR rtl-optimization/34999
18688 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
18689 crossing edges that ends with a call insn.
18690 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
18691 call insn and clear the EDGE_CROSSING flag of the crossing edge
18692 when fixing fallthru edges.
18694 2008-02-27 Richard Guenther <rguenther@suse.de>
18696 PR middle-end/35390
18697 * fold-const.c (fold_unary): Return the correct argument,
18698 converted to the result type.
18700 2008-02-27 Richard Guenther <rguenther@suse.de>
18702 PR middle-end/34971
18703 * expr.c (expand_expr_real_1): Assert on rotates that operate
18705 * fold-const.c (fold_binary): Use the types precision, not the
18706 bitsize of the mode if folding rotate expressions. Build rotates
18707 only for full modes.
18709 2008-02-27 Jakub Jelinek <jakub@redhat.com>
18711 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
18712 and CPP_PRAGMA_EOL.
18713 * c-pragma.c (pragma_ns_name): New typedef.
18714 (registered_pp_pragmas): New variable.
18715 (c_pp_lookup_pragma): New function.
18716 (c_register_pragma_1): If flag_preprocess_only, do nothing
18717 for non-expanded pragmas, for expanded ones push pragma's
18718 namespace and name into registered_pp_pragmas vector.
18719 (c_invoke_pragma_handler): Register OpenMP pragmas even when
18720 flag_preprocess_only, don't register GCC pch_preprocess
18721 pragma if flag_preprocess_only.
18722 * c-opts.c (c_common_init): Call init_pragma even if
18723 flag_preprocess_only.
18724 * c-pragma.c (c_pp_lookup_pragma): New prototype.
18725 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
18726 cpp_register_pragma if flag_preprocess_only.
18728 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18731 * c-parser.c (c_parser_translation_unit): Warn for empty
18732 translation unit, not empty source file.
18734 2008-02-26 Paul Brook <paul@codesourcery.com>
18736 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
18737 operand for Thumb-2.
18738 * config/arm/arm.h (reg_class): Add CORE_REGS.
18739 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
18740 (BASE_REG_CLASS): Use CORE_REGS.
18741 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
18742 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
18743 (REGNO_OK_FOR_INDEX_P): Exclude SP.
18744 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
18745 ARM_REGNO_OK_FOR_INDEX_P.
18746 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
18747 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
18748 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
18749 (ldm/stm peepholes): Ditto.
18750 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
18751 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
18752 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
18753 * config/arm/constraints.md: Enable "k" constraint on ARM.
18755 2008-02-27 Ben Elliston <bje@au.ibm.com>
18757 * config/rs6000/rs6000.c: Annotate cache line size field in all
18758 instances of struct processor_costs.
18760 2008-02-26 David Edelsohn <edelsohn@gnu.org>
18762 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
18763 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
18764 jump_bypass): New counters.
18765 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
18766 * dce.c (gate_ud_dce): Same.
18767 (gate_fast_dce): Same.
18768 * dse.c (gate_dse1): New function.
18769 (gate_dse2): New function.
18770 (gate_dse): Merge results of new gate functions.
18771 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
18772 (gate_handle_jump_bypass): Add dbg_cnt.
18773 (gate_handle_gcse): Add dbg_cnt.
18774 * ifcvt.c (gate_handle_if_conversion): Same.
18775 (gate_handle_if_after_combine): Same.
18776 (gate_handle_if_after_reload): Same.
18777 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
18779 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
18781 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
18783 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
18785 2008-02-26 Jason Merrill <jason@redhat.com>
18788 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
18789 alone if it's the naming decl for the type's main variant.
18791 2008-02-26 Tom Tromey <tromey@redhat.com>
18793 * system.h (USE_MAPPED_LOCATION): Poison.
18794 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
18795 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
18796 (make_goto_expr_edges): Likewise.
18797 (remove_bb): Likewise.
18798 (execute_warn_function_return): Likewise.
18799 * basic-block.h (struct edge_def) <goto_locus>: Change type to
18801 * c-common.c (fname_decl): Remove old location code.
18802 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
18804 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
18806 (ASM_INPUT_SOURCE_LOCATION): Likewise.
18807 (gen_rtx_ASM_INPUT): Likewise.
18808 (gen_rtx_ASM_INPUT_loc): Likewise.
18809 (get_rtx_asm_OPERANDS): Remove.
18810 * cfglayout.c (insn_locators_alloc): Remove old location code.
18811 (set_curr_insn_source_location): Likewise.
18812 (curr_insn_locator): Likewise.
18813 * print-tree.c (print_node): Remove old location code.
18814 * tree-mudflap.c (mf_varname_tree): Remove old location code.
18815 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
18816 * cfgexpand.c (expand_gimple_cond_expr): Don't use
18817 location_from_locus.
18818 (construct_exit_block): Remove old location code.
18819 * emit-rtl.c (force_next_line_note): Remove old location code.
18820 * profile.c (branch_prob): Remove old location code.
18821 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
18822 LOC_LINE): Remove old-location variants.
18823 * langhooks.c (lhd_print_error_function): Remove old location
18825 * configure, config.in: Rebuilt.
18826 * configure.ac (--enable-mapped-location): Remove.
18827 * c-decl.c (c_init_decl_processing): Remove old location code.
18828 (finish_function): Likewise.
18829 * recog.c (decode_asm_operands): Remove old location code.
18830 * c-pch.c (c_common_read_pch): Remove old location code.
18831 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
18833 * gimple-low.c (lower_function_body): Remove old location code.
18834 * toplev.c (unknown_location): Remove.
18835 (push_srcloc): Remove old-location variant.
18836 (process_options): Remove old location code.
18837 (lang_dependent_init): Likewise.
18838 * input.h (UNKNOWN_LOCATION): Move definition.
18839 (location_t): Undeprecate.
18840 (source_locus): Remove.
18841 (location_from_locus): Remove.
18842 (struct location_s): Remove.
18843 Remove all old-location code.
18844 (input_line, input_filename): Remove.
18845 * final.c (final_scan_insn): Remove old location code.
18846 * diagnostic.c (diagnostic_build_prefix): Remove
18847 USE_MAPPED_LOCATION test.
18848 * tree.h (gimple_stmt) <locus>: Now a location_t.
18849 (tree_exp) <locus>: Likewise.
18850 (DECL_IS_BUILTIN): Remove old-location variant.
18851 (annotate_with_file_line, annotate_with_locus): Likewise.
18852 (expr_locus, set_expr_locus): Update.
18853 * tree.c (build1_stat): Remove old location code.
18854 (last_annotated_node): Remove.
18855 (annotate_with_file_line): Remove old-location variant.
18856 (annotate_with_locus): Likewise.
18857 (expr_location): Remove old location code.
18858 (set_expr_location): Likewise.
18859 (expr_has_location): Likewise.
18860 (expr_locus): Likewise.
18861 (set_expr_locus): Likewise.
18862 (expr_filename): Don't use location_from_locus.
18863 (expr_lineno): Likewise.
18864 * rtl-error.c (location_for_asm): Remove old location code.
18865 * c-lex.c (cb_line_change): Remove old location code.
18866 (fe_file_change): Likewise.
18867 (cb_def_pragma): Likewise.
18868 (c_lex_with_flags): Likewise.
18869 * gengtype.c (do_typedef): Don't special-case location types.
18870 (define_location_structures): Remove.
18871 (main): Don't call define_location_structures.
18872 * tree-pretty-print.c (dump_implicit_edges): Remove old location
18875 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18878 * builtins.def (BUILT_IN_STDARG_START): Remove.
18879 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
18880 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
18881 * tree-inline.c (inline_forbidden_p_1): Likewise.
18883 2008-02-26 Richard Guenther <rguenther@suse.de>
18885 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18886 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18887 (lookup_decl_from_uid): Declare.
18888 (remove_decl_from_map): Likewise.
18889 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18890 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18891 (decl_for_uid_map): New global hashtable mapping DECL_UID
18893 (init_ttree): Allocate it.
18894 (insert_decl_to_uid_decl_map): New helper function.
18895 (make_node_stat): Insert new decls into the map.
18896 (copy_node_stat): Likewise.
18897 (lookup_decl_from_uid): New function.
18898 (remove_decl_from_map): Likewise.
18899 (print_decl_for_uid_map_statistics): New helper.
18900 (dump_tree_statistics): Call it.
18902 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18903 (referenced_var_iterator): Adjust.
18904 (FOR_EACH_REFERENCED_VAR): Adjust.
18905 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18906 (num_referenced_vars): Adjust.
18907 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18908 (first_referenced_var): Remove.
18909 (end_referenced_vars_p): Likewise.
18910 (next_referenced_var): Likewise.
18911 (referenced_var_iterator_set): New helper function.
18912 * tree-dfa.c (referenced_var_lookup): Adjust.
18913 (referenced_var_check_and_insert): Likewise.
18914 (remove_referenced_var): Likewise.
18915 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18916 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18917 (verify_call_clobbering): Likewise.
18918 (verify_memory_partitions): Likewise.
18919 (init_tree_ssa): Allocate bitmap instead of hashtable for
18921 (delete_tree_ssa): Adjust.
18922 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18923 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18924 (compute_tag_properties): Likewise.
18925 (set_initial_properties): Likewise.
18926 (find_partition_for): Likewise.
18927 (update_reference_counts): Likewise.
18928 (dump_may_aliases_for): Likewise.
18929 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18930 (add_call_clobber_ops): Likewise.
18931 (add_call_read_ops): Likewise.
18932 (get_asm_expr_operands): Likewise.
18933 * tree-into-ssa.c (dump_decl_set): Likewise.
18934 (update_ssa): Likewise.
18935 * tree-sra.c (scan_function): Likewise.
18936 (decide_instantiations): Likewise.
18937 (scalarize_parms): Likewise.
18938 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18939 (dsa_named_for): Likewise.
18940 * tree-ssa-structalias.c (update_alias_info): Likewise.
18941 (merge_smts_into): Likewise.
18943 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18946 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
18947 * c-opts.c (c_common_handle_option): Wall enables
18948 Wvolatile-register-var.
18949 * common.opt: Move Wvolatile-register-var to...
18952 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18954 * common.opt (Wlarger-than=): New.
18955 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
18957 * opts.c (common_handle_option): Handle -Wlarger-than=.
18958 * optc-gen.awk: Likewise.
18959 * opth-gen.awk: Likewise.
18960 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
18961 * tree-optimize.c (tree_rest_of_compilation): Likewise.
18963 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18965 * c-common.c (match_case_to_enum_1): Add appropriate
18966 OPT_W* parameter to warning.
18967 (c_do_switch_warnings): Likewise.
18968 * c-typeck.c (warning_init): Add one more parameter following
18969 'warning' function.
18970 (push_init_level): Update call to warning_init.
18971 (pop_init_level): Likewise.
18972 (add_pending_init): Likewise.
18973 (output_init_element: Likewise.
18975 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18978 * toplev.c (toplev_main): If there are warnings or error, print
18979 errors for ignored options.
18980 * opts.c (ignored_options): New static variable.
18981 (postpone_unknown_option_error): New.
18982 (print_ignored_options): New.
18983 (handle_option): Postpone errors for unknown -Wno-* options.
18984 * opts.h (print_ignored_options): Declare.
18986 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
18988 * config/mips/mips.md (loadgp_blockage, blockage): Change type
18991 2008-02-25 Richard Guenther <rguenther@suse.de>
18994 2008-02-25 Richard Guenther <rguenther@suse.de>
18996 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18997 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18998 (lookup_decl_from_uid): Declare.
18999 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19000 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19001 (decl_for_uid_map): New global hashtable mapping DECL_UID
19003 (init_ttree): Allocate it.
19004 (insert_decl_to_uid_decl_map): New helper function.
19005 (make_node_stat): Insert new decls into the map.
19006 (copy_node_stat): Likewise.
19007 (lookup_decl_from_uid): New function.
19008 (print_decl_for_uid_map_statistics): New helper.
19009 (dump_tree_statistics): Call it.
19011 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19012 (referenced_var_iterator): Adjust.
19013 (FOR_EACH_REFERENCED_VAR): Adjust.
19014 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19015 (num_referenced_vars): Adjust.
19016 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19017 (first_referenced_var): Remove.
19018 (end_referenced_vars_p): Likewise.
19019 (next_referenced_var): Likewise.
19020 (referenced_var_iterator_set): New helper function.
19021 * tree-dfa.c (referenced_var_lookup): Adjust.
19022 (referenced_var_check_and_insert): Likewise.
19023 (remove_referenced_var): Likewise.
19024 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19025 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19026 (verify_call_clobbering): Likewise.
19027 (verify_memory_partitions): Likewise.
19028 (init_tree_ssa): Allocate bitmap instead of hashtable for
19030 (delete_tree_ssa): Adjust.
19031 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19032 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19033 (compute_tag_properties): Likewise.
19034 (set_initial_properties): Likewise.
19035 (find_partition_for): Likewise.
19036 (update_reference_counts): Likewise.
19037 (dump_may_aliases_for): Likewise.
19038 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19039 (add_call_clobber_ops): Likewise.
19040 (add_call_read_ops): Likewise.
19041 (get_asm_expr_operands): Likewise.
19042 * tree-into-ssa.c (dump_decl_set): Likewise.
19043 (update_ssa): Likewise.
19044 * tree-sra.c (scan_function): Likewise.
19045 (decide_instantiations): Likewise.
19046 (scalarize_parms): Likewise.
19047 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19048 (dsa_named_for): Likewise.
19049 * tree-ssa-structalias.c (update_alias_info): Likewise.
19050 (merge_smts_into): Likewise.
19052 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19055 * doc/invoke.texi (-fcx-limited-range): Document new option.
19056 * toplev.c (process_options): Handle -fcx-fortran-rules.
19057 * common.opt: Add documentation for -fcx-fortran-rules.
19059 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19062 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
19063 actual behaviour and C99.
19065 2008-02-26 Ben Elliston <bje@au.ibm.com>
19067 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
19068 (ASM_CPU_POWER6_SPEC): Likewise.
19069 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
19070 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
19071 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
19073 2008-02-25 Richard Guenther <rguenther@suse.de>
19075 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19076 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19077 (lookup_decl_from_uid): Declare.
19078 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19079 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19080 (decl_for_uid_map): New global hashtable mapping DECL_UID
19082 (init_ttree): Allocate it.
19083 (insert_decl_to_uid_decl_map): New helper function.
19084 (make_node_stat): Insert new decls into the map.
19085 (copy_node_stat): Likewise.
19086 (lookup_decl_from_uid): New function.
19087 (print_decl_for_uid_map_statistics): New helper.
19088 (dump_tree_statistics): Call it.
19090 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19091 (referenced_var_iterator): Adjust.
19092 (FOR_EACH_REFERENCED_VAR): Adjust.
19093 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19094 (num_referenced_vars): Adjust.
19095 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19096 (first_referenced_var): Remove.
19097 (end_referenced_vars_p): Likewise.
19098 (next_referenced_var): Likewise.
19099 (referenced_var_iterator_set): New helper function.
19100 * tree-dfa.c (referenced_var_lookup): Adjust.
19101 (referenced_var_check_and_insert): Likewise.
19102 (remove_referenced_var): Likewise.
19103 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19104 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19105 (verify_call_clobbering): Likewise.
19106 (verify_memory_partitions): Likewise.
19107 (init_tree_ssa): Allocate bitmap instead of hashtable for
19109 (delete_tree_ssa): Adjust.
19110 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19111 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19112 (compute_tag_properties): Likewise.
19113 (set_initial_properties): Likewise.
19114 (find_partition_for): Likewise.
19115 (update_reference_counts): Likewise.
19116 (dump_may_aliases_for): Likewise.
19117 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19118 (add_call_clobber_ops): Likewise.
19119 (add_call_read_ops): Likewise.
19120 (get_asm_expr_operands): Likewise.
19121 * tree-into-ssa.c (dump_decl_set): Likewise.
19122 (update_ssa): Likewise.
19123 * tree-sra.c (scan_function): Likewise.
19124 (decide_instantiations): Likewise.
19125 (scalarize_parms): Likewise.
19126 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19127 (dsa_named_for): Likewise.
19128 * tree-ssa-structalias.c (update_alias_info): Likewise.
19129 (merge_smts_into): Likewise.
19131 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
19134 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
19135 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
19136 * alias.h (nonoverlapping_memrefs_p): Likewise.
19138 2008-02-25 Jan Beulich <jbeulich@novell.com>
19140 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
19141 * config/i386/netware-libgcc.exp: Add __bswap?i2,
19142 __emultls_get_address, __emultls_register_common,
19143 __floatundi?f, and _Unwind_GetIPInfo.
19144 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
19145 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
19146 (gen_regparm_prefix): Likewise.
19147 (i386_nlm_encode_section_info): Sync with
19148 config/i386/winnt.c:i386_pe_encode_section_info().
19149 (i386_nlm_maybe_mangle_decl_assembler_name): New.
19150 i386_nlm_mangle_decl_assembler_name): New.
19151 (netware_override_options): New.
19152 * config/i386/netware.h (netware_override_options): Declare.
19153 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
19154 (i386_nlm_mangle_decl_assembler_name): Declare.
19155 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
19157 2008-02-25 Ben Elliston <bje@au.ibm.com>
19160 * c-decl.c (grokdeclarator): Remove unused local variables
19161 `typedef_type' and `type_as_written'.
19163 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
19164 unused local variable `has_hot_blocks'.
19165 (fix_crossing_conditional_branches): Remove unused local variable
19168 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
19170 PR middle-end/19984
19171 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
19172 using DEF_C99_BUILTIN.
19173 (BUILT_IN_NANF): Ditto.
19174 (BUILT_IN_NANL): Ditto.
19176 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
19177 Revital Eres <eres@il.ibm.com>
19179 * modulo-sched.c (calculate_must_precede_follow): Address TODO
19180 regarding the order of two dependent insns in the same row.
19182 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
19184 * stor-layout.c (layout_decl): Do not bump the alignment of a
19185 bit-field to more than byte alignment if it is packed.
19187 2008-02-24 David Edelsohn <edelsohn@gnu.org>
19189 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
19192 2008-02-24 Diego Novillo <dnovillo@google.com>
19194 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
19197 * tree-vrp.c (vrp_evaluate_conditional): With
19198 -Wtype-limits, emit a warning when comparing against a
19199 constant outside the natural range of OP0's type.
19200 * c.opt (Wtype-limits): Move ...
19201 * common.opt (Wtype-limits): ... here.
19203 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
19205 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
19206 * config/rs6000/e300c2c3.md: New file.
19207 * config/rs6000/rs6000.c (processor_costs): Add new costs for
19209 (rs6000_override_options): Add e300c2 and e300c3 cases to
19210 processor_target_table. Do not allow usage of Altivec or Spe
19211 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
19212 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
19213 * config/rs6000/rs6000.h (processor_type): Add
19214 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
19215 (ASM_CPU_SPEC): Add e300c2 and e300c3.
19216 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
19217 and ppce300c3. Include e300c2c3.md.
19219 2008-02-23 David Edelsohn <edelsohn@gnu.org>
19221 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
19222 instead of TARGET_STRICT_ALIGN.
19224 2008-02-23 Joseph Myers <joseph@codesourcery.com>
19226 * explow.c (memory_address): Assert that the generated address is
19229 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19232 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
19233 * config/darwin-ppc-ldouble-patch.def: New file.
19234 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
19235 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
19236 SUBTARGET_INIT_BUILTINS if defined.
19237 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
19240 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19243 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
19244 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
19246 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19249 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
19250 file" warning condtional on -Winvalid-PCH.
19252 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
19254 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
19256 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
19260 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
19261 prevent reload from using MMX registers.
19262 (*mov<mode>_internal): Ditto.
19263 (*movv2sf_internal_rex64): Ditto.
19264 (*movv2sf_internal): Ditto.
19266 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19268 PR documentation/31569
19269 * doc/install.texi2html: Use makeinfo --no-number-sections.
19271 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19273 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
19274 ensure that we can address an entire entity > 8 bytes. Don't
19275 generate reg+reg addressing for such data.
19277 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19279 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
19280 strings when optimizing for size, unless the target cares about
19283 2008-02-22 Tom Tromey <tromey@redhat.com>
19285 * regclass.c (current_pass): Remove declaration.
19287 2008-02-22 Anatoly Sokolov <aesok@post.ru>
19289 * config/avr/libgcc.S (__RAMPZ__): Define.
19290 (__do_copy_data): Add for devices with 128KB code memory.
19292 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19294 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
19296 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
19298 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
19300 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
19303 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19306 * c-typeck.c (build_binary_op): Warn about floating point
19307 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
19309 2008-02-21 Janis Johnson <janis187@us.ibm.com>
19312 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
19313 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
19315 (rs6000_override_options): Set altivec_abi as default, not override,
19316 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
19317 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
19318 is used; use new member spe_abi.
19319 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
19320 spe_abi and altivec_abi.
19322 2008-02-22 Tomas Bily <tbily@suse.cz>
19324 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
19326 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19329 * config.build (build_file_translate): Set to `CMD //c' only if
19331 * Makefile.in (build_file_translate): Improve comment.
19333 2008-02-21 Jan Hubicka <jh@suse.cz>
19335 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
19336 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
19337 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
19339 2008-02-21 Michael Matz <matz@suse.de>
19342 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
19344 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
19346 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
19347 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
19348 as insn constraint.
19349 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
19350 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
19351 SSE_VEC_FLOAT_MODE_P as insn constraint.
19352 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
19353 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
19354 sse4a_movntdf using MODEF mode iterator.
19355 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
19356 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
19357 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
19358 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
19359 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
19360 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
19361 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
19363 2008-02-21 Richard Guenther <rguenther@suse.de>
19365 * tree.def (PAREN_EXPR): New tree code.
19366 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
19368 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
19369 * expr.c (expand_expr_real_1): Likewise.
19370 * tree-inline.c (estimate_num_insns_1): Likewise.
19371 * tree-complex.c (expand_complex_move): Likewise.
19372 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
19375 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19378 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
19380 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19383 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
19385 * config/sh/sh.c (find_barrier): Don't go past
19386 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
19388 2008-02-20 DJ Delorie <dj@redhat.com>
19390 * config/h8300/h8300.md (insv): Force source operand to be a register.
19392 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
19393 as a jump, not as a plain insn.
19395 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
19397 * doc/invoke.texi (Warning Options): Add new option
19398 -Wframe-larger-than=.
19399 (-Wframe-larger-than): Document.
19401 * flags.h (warn_frame_larger_than, frame_larger_than_size):
19402 Add declarations for new option variables.
19404 * final.c (final_start_function): Check the frame size
19405 before emission and issue a Wframe-larger-than warning.
19407 * opts.c (warn_frame_larger_than, frame_larger_than_size):
19408 Add definitions for new option variables.
19409 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
19411 * common.opt (Wframe-larger-than=): New option.
19413 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19415 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
19416 (<sse>_div<mode>3): Ditto.
19417 (<sse>_vmdiv<mode>3): Ditto.
19418 (<sse>_vmsqrt<mode>2): Ditto.
19419 (*smax<mode>3): Ditto.
19420 (sse5_frcz<mode>2): Ditto.
19421 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
19422 as insn constraint.
19424 2008-02-20 Richard Guenther <rguenther@suse.de>
19426 PR middle-end/35265
19427 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
19428 be happy with INTEGRAL_TYPE_P.
19430 2008-02-20 Richard Guenther <rguenther@suse.de>
19432 * fold-const.c (split_tree): Associate floatig-point expressions
19433 if flag_associative_math is set.
19435 2008-02-20 Richard Guenther <rguenther@suse.de>
19437 * tree.h (fold_real_zero_addition_p): Declare.
19438 * fold-const.c (fold_real_zero_addition_p): Export.
19439 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
19440 floating-point operations with zero and one.
19442 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
19444 * doc/install.texi: Correct references to CFLAGS, replacing them
19445 with BOOT_CFLAGS. Document flags used during bootstrap for
19448 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19450 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
19451 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
19452 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
19454 (smin<mode>3): Ditto from similar patterns.
19455 (smax<mode>3): Ditto.
19456 (*ieee_smin<mode>3): Ditto.
19457 (*ieee_smax<mode>3): Ditto.
19458 * config/i386/sse.md (sse): New mode attribute.
19459 (mov<mode>): Macroize expander from movv4sf and movv2df using
19460 SSEMODEF2P mode iterator.
19461 (<sse>_movnt<mode>): Ditto from similar patterns. Use
19462 SSE_VEC_FLOAT_MODE_P as insn constraint.
19463 (storent<mode>): Ditto.
19464 (storent<mode>): Macroize expander from storentsf and storentdf using
19465 MODEF mode iterator.
19466 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
19467 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
19468 (abs<mode>2): Ditto from similar patterns.
19469 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
19470 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
19471 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
19472 (<sse>_vmsqrt<mode>2): Ditto.
19473 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
19474 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
19475 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
19476 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
19477 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
19478 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
19479 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
19481 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
19482 iterator and SSE_FLOAT_MODE_P as insn constraint.
19483 (<sse>_ucomi): Ditto from similar patterns.
19484 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
19485 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
19486 SSE_VEC_FLOAT_MODE_P as insn constraint.
19487 (vcond<mode>): Ditto from similar patterns.
19488 (and<mode>3, *and<mode>3): Ditto.
19489 (<sse>_nand<mode>3): Ditto.
19490 (ior<mode>3, *ior<mode>3): Ditto.
19491 (xor<mode>3, *xor<mode>3): Ditto.
19492 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
19493 iterator and SSE_FLOAT_MODE_P as insn constraint.
19494 (*nand<mode>3): Ditto from similar patterns.
19495 (*ior<mode>3): Ditto.
19496 (*xor<mode>3): Ditto.
19498 2008-02-20 Ira Rosen <irar@il.ibm.com>
19500 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
19501 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
19502 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
19504 2008-02-19 Jan Hubicka <jh@suse.cz>
19506 * predict.c (tree_bb_level_predictions): Remove variable next
19507 mistakely introduced by previous commit.
19509 2008-02-19 Jan Hubicka <jh@suse.cz>
19511 * predict.c (predict_paths_leading_to): Rewrite.
19512 (predict_paths_for_bb): New.
19513 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
19515 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19518 * Makefile.in (build_file_translate): New.
19519 (gcc-vers.texi): Use it for translating $(abs_srcdir).
19520 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
19521 * configure.ac (build_file_translate): Substitute it.
19522 * configure: Regenerate.
19524 2008-02-19 Jan Hubicka <jh@suse.cz>
19526 PR rtl-optimization/34408
19527 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
19530 2008-02-19 Jan Hubicka <jh@suse.cz>
19532 PR middle-end/28779
19533 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
19536 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
19539 * config/i386/i386-modes.def: Revert the last DI alignment
19540 change until Ada people can look into it.
19542 2008-02-19 Nick Clifton <nickc@redhat.com>
19544 * opts.c (print_specific_help): Fix typo in --help text.
19546 2008-02-19 Jakub Jelinek <jakub@redhat.com>
19549 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
19550 32-bit inline asm without asm alternatives for host GCC < 3.0.
19552 2008-02-19 Richard Guenther <rguenther@suse.de>
19554 PR tree-optimization/34989
19555 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
19556 Allow propagation to INDIRECT_REF if we can simplify only.
19558 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19560 * c-common.c (warn_for_collisions_1): Use appropriate option when
19563 2008-02-19 Nick Clifton <nickc@redhat.com>
19566 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
19567 (handle_options): Fix indentation.
19568 (print_filtered_help): If no language-specific options were
19569 displayed tell the user how to list all the options supported by
19570 the language's front-end.
19571 (print_specific_help): Fix indentation and remove duplicate line.
19572 (common_handle_option): Handle the -v option.
19573 For --help enable the display of undocumented options if the -v
19574 switch has been included on the command line.
19575 For --help= check for overlaps in the arguments between the option
19576 classes and the language names and issue a warning when they
19577 cannot be disambiguated.
19578 * c.opt (v): Pass on to the common option handler.
19580 2008-02-19 Revital Eres <eres@il.ibm.com>
19582 * modulo-sched.c (sms_schedule): Change dump message when
19583 create_ddg function fails.
19584 (try_scheduling_node_in_cycle): Rename row to cycle.
19585 (print_partial_schedule): Rename CYCLE to ROW.
19587 2008-02-19 Christian Bruel <christian.bruel@st.com>
19588 Zdenek Dvorak <ook@ucw.cz>
19590 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
19592 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
19595 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
19596 (*x86_movdicc_0_m1_se): Ditto.
19598 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
19600 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
19601 (CMPtype): Define as __gcc_CMPtype.
19602 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
19603 (CMPtype): Define as __gcc_CMPtype.
19605 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
19607 Support valgrind 3.3 for --enable-checking=valgrind.
19608 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
19610 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
19611 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
19612 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
19613 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
19614 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
19615 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
19616 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
19618 * ggc-zone.c: Similar.
19619 * ggc-page.c: Similar.
19621 2008-02-19 Paul Brook <paul@codesourcery.com>
19624 * config/arm/ieee754-df.S: Fix do_it typo.
19625 * config/arm/ieee754-sf.S: Fix do_it typo.
19627 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
19630 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
19631 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
19632 (OPTION_MASK_ISA_SSE_SET): Likewise.
19633 (OPTION_MASK_ISA_SSE2_SET): Likewise.
19634 (OPTION_MASK_ISA_SSE3_SET): Likewise.
19635 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
19636 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
19637 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
19638 (OPTION_MASK_ISA_SSE4_SET): Likewise.
19639 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
19640 (OPTION_MASK_ISA_SSE5_SET): Likewise.
19641 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
19642 (OPTION_MASK_ISA_MMX_UNSET): Updated.
19643 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
19644 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
19645 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
19646 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
19647 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
19648 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
19649 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
19650 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
19651 (OPTION_MASK_ISA_SSE4): Removed.
19652 (ix86_handle_option): Turn on bits in ix86_isa_flags and
19653 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
19654 (override_options): Don't turn on implied SSE/MMX bits in
19657 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
19659 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19662 2008-02-18 Joey Ye <joey.ye@intel.com>
19664 PR middle-end/34921
19665 * tree-nested.c (insert_field_into_struct): Set type alignment
19666 to field alignment if the former is less than the latter.
19668 2008-02-18 Jakub Jelinek <jakub@redhat.com>
19670 * BASE-VER: Set to 4.4.0.
19672 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19674 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
19675 * doc/cfg.texi: Likewise.
19676 * doc/extend.texi: Likewise.
19677 * doc/gty.texi: Likewise.
19678 * doc/invoke.texi: Likewise.
19679 * doc/loop.texi: Likewise.
19680 * doc/md.texi: Likewise.
19681 * doc/passes.texi: Likewise.
19682 * doc/rtl.texi: Likewise.
19683 * doc/sourcebuild.texi: Likewise.
19684 * doc/tm.texi: Likewise.
19685 * doc/tree-ssa.texi: Likewise.
19687 2008-02-17 Richard Guenther <rguenther@suse.de>
19689 PR middle-end/35227
19690 * tree-complex.c (init_parameter_lattice_values): Handle parameters
19691 without default definition.
19693 2008-02-17 Richard Guenther <rguenther@suse.de>
19695 PR tree-optimization/35231
19696 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
19699 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
19702 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19703 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
19704 libgcc_cmp_return mode.
19706 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19709 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
19711 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
19713 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
19716 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19718 * doc/c-tree.texi: Use `@.' where appropriate.
19719 * doc/extend.texi: Likewise.
19720 * doc/install.texi: Likewise.
19721 * doc/invoke.texi: Likewise.
19722 * doc/loop.texi: Likewise.
19723 * doc/makefile.texi: Likewise.
19724 * doc/md.texi: Likewise.
19725 * doc/passes.texi: Likewise.
19726 * doc/standards.texi: Likewise.
19727 * doc/tm.texi: Likewise.
19729 2008-02-15 Jakub Jelinek <jakub@redhat.com>
19731 PR middle-end/35196
19732 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
19734 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
19735 rather than in entry_bb.
19737 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19739 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
19740 libgcc_cmp_return mode.
19742 2008-02-15 Jakub Jelinek <jakub@redhat.com>
19744 PR middle-end/35130
19745 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
19746 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
19748 2008-02-15 Richard Guenther <rguenther@suse.de>
19749 Zdenek Dvorak <ook@ucw.cz>
19751 PR tree-optimization/35164
19752 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
19753 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
19754 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
19755 Only propagate addresses which do not have abnormal SSA_NAMEs
19758 2008-02-15 Joseph Myers <joseph@codesourcery.com>
19761 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
19763 2008-02-15 Jan Hubicka <jh@suse.cz>
19765 PR middle-end/35149
19766 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
19768 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19770 PR middle-end/34621
19771 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
19772 when calculating alignment_pad.
19774 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19776 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
19777 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
19778 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
19779 and STACK_BOUNDARY define.
19781 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
19783 PR preprocessor/35061
19784 * c-pragma.c (handle_pragma_pop_macro): Check that
19785 pushed_macro_table has been allocated.
19787 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
19789 PR middle-end/35136
19790 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
19791 (force_gimple_operand): Likewise.
19792 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
19793 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
19794 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
19795 (find_interesting_uses_address): Check addressability and alignment
19796 of the base expression only after substituting bases of IVs into it.
19798 2008-02-14 Michael Matz <matz@suse.de>
19801 * function.c (instantiate_virtual_regs_in_insn): Reload address
19802 before falling back to reloading the whole operand.
19804 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
19806 * config/s390/s390.c (s390_mainpool_start): Emit the pool
19807 before the first section switch note.
19809 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19811 * doc/bugreport.texi: Update copyright years.
19812 * doc/c-tree.texi: Likewise.
19813 * doc/cfg.texi: Likewise.
19814 * doc/cpp.texi: Likewise.
19815 * doc/cppinternals.texi: Likewise.
19816 * doc/fragments.texi: Likewise.
19817 * doc/frontends.texi: Likewise.
19818 * doc/gcc.texi: Likewise.
19819 * doc/gty.texi: Likewise.
19820 * doc/hostconfig.texi: Likewise.
19821 * doc/implement-c.texi: Likewise.
19822 * doc/libgcc.texi: Likewise.
19823 * doc/loop.texi: Likewise.
19824 * doc/makefile.texi: Likewise.
19825 * doc/options.texi: Likewise.
19826 * doc/passes.texi: Likewise.
19827 * doc/rtl.texi: Likewise.
19828 * doc/sourcebuild.texi: Likewise.
19829 * doc/standards.texi: Likewise.
19830 * doc/tree-ssa.texi: Likewise.
19831 * doc/trouble.texi: Likewise.
19833 * doc/extend.texi: Use @: or add comma where appropriate.
19834 * doc/invoke.texi: Likewise.
19835 * doc/tm.texi: Likewise.
19837 2008-02-14 Alan Modra <amodra@bigpond.net.au>
19840 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
19843 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
19845 * doc/md.texi (clz, ctz): Add reference.
19846 * doc/rtl.texi (clz, ctz): Likewise.
19848 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19851 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
19854 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
19856 * config/s390/s390.c (struct constant_pool): New field
19857 emit_pool_after added.
19858 (s390_mainpool_start): Set the emit_pool_after flag according
19859 to the section switch notes.
19860 (s390_mainpool_finish): Consider emit_pool_after when emitting
19861 the literal pool at the end of the function.
19862 (s390_chunkify_start): Force literal pool splits at section
19865 2008-02-13 Michael Matz <matz@suse.de>
19868 * var-tracking.c (clobber_variable_part): Correctly traverse the
19871 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19874 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
19875 Add -fdump-ipa-inline.
19876 * tree-dump.c (dump_files): Remove tree-inlined dump.
19877 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
19879 2008-02-12 Richard Guenther <rguenther@suse.de>
19881 PR tree-optimization/35171
19882 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
19885 2008-02-12 Richard Guenther <rguenther@suse.de>
19887 PR middle-end/35163
19888 * fold-const.c (fold_widened_comparison): Use get_unwidened in
19889 value-preserving mode. Disallow final truncation.
19891 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
19893 PR middle-end/35136
19894 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
19895 code from here to...
19896 (force_gimple_operand): ...here.
19898 2008-02-12 Jakub Jelinek <jakub@redhat.com>
19901 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
19902 non-compatible pointers.
19903 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
19904 different FIELD_DECLs, try harder by comparing field offsets, sizes
19907 PR inline-asm/35160
19908 * function.c (match_asm_constraints_1): Don't replace the same input
19911 2008-02-12 Anatoly Sokolov <aesok@post.ru>
19913 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
19914 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
19915 (expand_epilogue): Restore RAMPZ register.
19916 * config/avr/avr.md (RAMPZ_ADDR): New constant.
19918 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
19920 * config/i386/cygwin.asm: (__alloca): Correct calling
19921 convention and alignment.
19922 (__chkstk): Force 8 byte stack alignment.
19924 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
19925 Richard Guenther <rguenther@suse.de>
19927 PR tree-optimization/33992
19928 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
19929 the zero we compare against.
19931 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
19933 PR libfortran/35063
19934 * gthr-win32.h (__gthread_mutex_destroy_function): New function
19935 to CloseHandle after unlocking to prevent accumulation of handle
19938 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19940 PR middle_end/34150
19941 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
19942 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
19943 and update LABEL_NUSES during and after reload.
19945 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
19947 PR middle-end/34627
19948 * combine.c (simplify_if_then_else): Make sure the comparison is
19949 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
19951 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
19954 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
19955 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
19956 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
19957 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
19958 * tree.h (get_type_static_bounds): Likewise.
19960 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19962 * doc/invoke.texi (Option Summary, C++ Dialect Options)
19963 (Objective-C and Objective-C++ Dialect Options, Warning Options):
19964 Make -Wfoo language annotations match what the compiler outputs.
19966 2008-02-08 Sa Liu <saliu@de.ibm.com>
19968 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
19969 intrinsics spu_convts, spu_convtu, spu_convtf.
19971 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
19973 * doc/extend.texi (Function Attributes) <noinline>: Mention
19974 asm ("") as method to keep calls.
19976 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19979 * doc/options.texi (Options): Replace references to opts.sh with
19981 * opts-common.c: Likewise.
19982 * optc-gen.awk: Likewise.
19984 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
19986 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
19988 2008-02-07 Richard Henderson <rth@redhat.com>
19991 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
19992 EXPR_LIST for the REG_EQUAL instead of a comparison with a
19995 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
19997 PR tree-optimization/35085
19998 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
19999 for operand entry oe2 in addition to operand entry oe3 in order to
20000 expose more opportunities for vectorizer sum reduction.
20002 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20005 * Makefile.in (LIBS): Remove $(GMPLIBS).
20006 (cc1-dummy, cc1): Add $(GMPLIBS).
20008 2008-02-06 Jan Hubicka <jh@suse.cz>
20011 * i386.md (moddf_integer): Do not produce partial memory stalls for
20012 targets where it hurts.
20014 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
20017 * optabs.c (expand_float): Do not check for decimal modes when
20018 expanding unsigned integer through signed conversion.
20020 2008-02-06 Nick Clifton <nickc@redhat.com>
20022 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
20023 inside the clobber with a match_operand and duplicated operand
20024 number in the constraint.
20025 (ineqbranchsi): Delete redundant comment.
20027 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
20029 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
20030 builtin_define ("__USE_INIT_FINI__").
20031 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
20033 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
20035 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20037 PR documentation/30330
20038 * doc/invoke.texi (C++ Dialect Options)
20039 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20040 For each warning option -Wfoo that allows -Wno-foo, ensure both
20041 -Wfoo and -Wno-foo are listed in the option index. Fix index
20042 entry of -Wswitch-default, index -Wnormalized= including the
20043 `=', and -Wlarger-than-@var{len} including @var{len}.
20045 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20047 * config/i386/i386.md (floatunssisf2): Use
20048 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
20049 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
20050 Macroize expander using MODEF mode iterator.
20052 2008-02-05 Diego Novillo <dnovillo@google.com>
20054 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
20057 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
20059 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20062 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
20064 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
20067 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
20068 to indicate if a message should be generated.
20069 (init_cumulative_args): Updated.
20070 (function_value_32): Likewise.
20072 2008-02-05 Joseph Myers <joseph@codesourcery.com>
20074 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
20076 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20079 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
20080 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
20082 2008-02-04 Diego Novillo <dnovillo@google.com>
20084 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
20087 * tree-vrp.c (vrp_evaluate_conditional): With
20088 -Wtype-limits, emit a warning when comparing against a
20089 constant outside the natural range of OP0's type.
20091 2008-02-04 Richard Guenther <rguenther@suse.de>
20093 PR middle-end/33631
20094 * expr.c (count_type_elements): Give for unions instead of
20097 2008-02-04 Richard Guenther <rguenther@suse.de>
20099 PR middle-end/35043
20100 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
20101 to TYPE_DOMAINs base type instead of using bitsizetype here.
20103 2008-02-03 Jason Merrill <jason@redhat.com>
20105 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
20107 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20110 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
20111 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
20112 (RS/6000 and PowerPC Options): Fix typos and markup.
20113 * doc/passes.texi (Tree-SSA passes): Likewise.
20115 2008-02-02 Michael Matz <matz@suse.de>
20118 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
20119 from record_last_reg_set_info.
20120 (record_last_reg_set_info): Take an RTX argument, iterate over all
20121 constituent hardregs.
20122 (record_last_set_info, record_opr_changes): Change calls to
20123 new signature or to record_last_reg_set_info_regno.
20125 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
20127 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
20129 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
20131 PR rtl-optimization/34773
20132 * reg-notes.def (EQUAL): Mention significance of combination of
20133 REG_EQUAL and REG_RETVAL.
20134 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
20135 insn that has a REG_RETVAL.
20137 2008-02-01 Roger Sayle <roger@eyesopen.com>
20140 * configure.ac (--enable-fixed-point): Disable unless explicitly
20142 * configure: Regenerate.
20144 2008-02-01 Richard Guenther <rguenther@suse.de>
20147 * invoke.texi (-finline-limit): Remove no longer true parts
20148 of the documentation. Note that there is no default value.
20150 2008-02-01 Andrew Pinski <pinskia@gmail.com>
20151 Mark Mitchell <mark@codesourcery.com>
20152 Ben Elliston <bje@au.ibm.com>
20155 * doc/extend.texi (Other Builtins): Document.
20157 2008-01-31 Tom Browder <tom.browder@gmail.com>
20159 * doc/c-tree.texi (Types): Fix grammar.
20160 (Expression trees): Ditto.
20161 * doc/passes.texi (Tree-SSA passes): Ditto.
20163 * doc/configterms.texi (Configure Terms): Fix typo.
20164 * doc/cpp.texi (Common Predefined Macros): Ditto.
20165 * doc/md.texi (Machine Constraints): Ditto.
20167 * doc/makefile.texi (Makefile): Add comma.
20169 2008-01-31 Tom Browder <tom.browder@gmail.com>
20170 Gerald Pfeifer <gerald@pfeifer.com>
20172 * doc/sourcebuild.texi (Front End): Remove references to CVS
20173 and CVSROOT/modules.
20174 (Texinfo Manuals): Replace reference to CVS by one to SVN.
20175 (Back End): Remove reference to CVS.
20177 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20180 * config/mips/mips.c (gen_load_const_gp): New function, taking a
20182 (mips16_gp_pseudo_reg): ...here.
20183 * config/mips/mips.md (load_const_gp): Replace with...
20184 (load_const_gp_<mode>): ...this :P-based insn.
20186 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20188 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
20189 options. Minor fixes.
20190 (-std): Move reference to standards closer to where language
20191 standards are first mentioned.
20193 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20195 PR rtl-optimization/34995
20196 * reload.c (alternative_allows_const_pool_ref): Take an rtx
20197 parameter and return a bool. If the rtx parameter is nonnull,
20198 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
20199 (find_reloads): Update call accordingly. Pass the new operand
20200 if it needed no address reloads, otherwise pass null.
20202 2008-01-30 Richard Henderson <rth@redhat.com>
20205 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
20206 for unbounded arrays.
20208 2008-01-30 Silvius Rus <rus@google.com>
20210 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
20212 2008-01-30 Jan Hubicka <jh@suse.cz>
20215 * i386.c (init_cumulative_args): Use real function declaration when
20218 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
20220 PR rtl-optimization/34998
20221 * global.c (build_insn_chain): Treat non-subreg_lowpart
20222 SUBREGs of pseudos as clobbering all the words covered by the
20223 SUBREG, not just all the bytes.
20224 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
20225 original df_ref rather than an extract parameter.
20226 (global_conflicts): Update call accordingly.
20228 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
20230 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
20231 the overflow check to make it easier to read.
20232 (__fixtfdi): Change the type of the ll member in union
20233 long_double to UDItype_x.
20235 2008-01-30 Jakub Jelinek <jakub@redhat.com>
20237 PR middle-end/34969
20238 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
20239 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
20240 * tree-inline.c (fold_marked_statements): Call
20241 cgraph_update_edges_for_call_stmt if folding a call statement.
20242 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
20243 debug_generic_stmt calls, reset it back afterwards.
20246 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
20248 * c-typeck.c (build_external_ref): Don't pedwarn about
20249 static vars in current function's scope.
20251 2008-01-29 Joseph Myers <joseph@codesourcery.com>
20253 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
20255 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
20258 * ipa-struct-reorg.c: Fix spelling.
20259 * params.def: Ditto.
20261 2008-01-29 Richard Guenther <rguenther@suse.de>
20263 PR middle-end/35006
20264 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
20266 * tree-inline.c (remap_type): Increment remapping_type_depth
20267 around remapping types.
20268 (copy_body_r): Only add referenced variables if they are referenced
20269 from code, not types.
20271 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
20282 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
20283 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
20285 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
20288 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
20289 pointer for tiny stack.
20291 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20293 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
20295 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20297 * config/vx-common.h: Fix typo in comment.
20299 2008-01-28 Ian Lance Taylor <iant@google.com>
20303 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
20304 coalesce pointers if they have different DECL_NO_TBAA_P values.
20305 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
20306 between variables with different DECL_NO_TBAA_P values.
20308 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
20311 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
20312 are not legitimate small data references on SPE targets.
20314 2008-01-28 David Daney <ddaney@avtrex.com>
20316 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
20318 2008-01-28 David Daney <ddaney@avtrex.com>
20320 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
20322 2008-01-27 Joseph Myers <joseph@codesourcery.com>
20324 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
20325 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
20326 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
20327 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
20328 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
20329 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
20330 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
20331 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
20333 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20335 * basic-block.h (condjump_equiv_p): Fix comment.
20337 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20339 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
20340 print_generic_stmt_indented): Fix comment.
20342 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20344 * configure.ac (__stack_chk_fail): Add detecion for availability
20345 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
20346 * configure: Regenerate.
20348 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
20350 PR middle-end/34688
20351 * final.c (output_addr_const): Handle TRUNCATE.
20353 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
20356 * tree-ssa-loop-ivopts.c (comp_cost): New type.
20357 (zero_cost, infinite_cost): New constants.
20358 (struct cost_pair): Change type of cost to comp_cost.
20359 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
20360 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
20362 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
20363 split_address_cost, ptr_difference_cost, difference_cost,
20364 get_computation_cost_at, get_computation_cost,
20365 determine_use_iv_cost_generic, determine_use_iv_cost_address,
20366 determine_use_iv_cost_condition, determine_use_iv_costs,
20367 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
20368 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
20369 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
20370 Change type of cost to comp_cost.
20371 (determine_iv_cost): Increase cost of non-original ivs, instead
20372 of decreasing the cost of original ones.
20373 (get_address_cost): Indicate the complexity of the addressing mode
20375 (try_add_cand_for): Prefer using ivs not specific to some object.
20376 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
20378 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
20379 Janis Johnson <janis187@us.ibm.com>
20382 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
20383 (TARGET_INSTANTIATE_DECLS): Likewise.
20384 * target.h (expand_to_rtl_hook): New target hook.
20385 (instantiate_decls): Likewise.
20386 * function.c (instantiate_decl): Make non-static. Rename to...
20387 (instantiate_decl_rtl): ... this.
20388 (instantiate_expr): Use instantiate_decl_rtl.
20389 (instantiate_decls_1): Likewise.
20390 (instantiate_decls): Likewise.
20391 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
20392 * function.h (instantiate_decl_rtl): Add prototype.
20393 * cfgexpand.c (target.h): New include.
20394 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
20395 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
20396 (TARGET_INSTANTIATE_DECLS): Likewise.
20397 (TARGET_INITIALIZER): New target hooks added.
20398 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
20400 * config/rs6000/rs6000.c (tree-flow.h): New include.
20401 (machine_function): Add sdmode_stack_slot field.
20402 (rs6000_alloc_sdmode_stack_slot): New function.
20403 (rs6000_instantiate_decls): Likewise.
20404 (rs6000_secondary_memory_needed_rtx): Likewise.
20405 (rs6000_check_sdmode): Likewise.
20406 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
20407 (TARGET_INSTANTIATE_DECLS): Likewise.
20408 (rs6000_hard_regno_mode_ok): Allow SDmode.
20409 (num_insns_constant): Likewise. Handle _Decimal32 constants.
20410 (rs6000_emit_move): Handle SDmode.
20411 (function_arg_advance): Likewise.
20412 (function_arg): Likewise.
20413 (rs6000_gimplify_va_arg): Likewise. Add special handling of
20414 SDmode var args for 32-bit compiles.
20415 (rs6000_secondary_reload_class): Handle SDmode.
20416 (rs6000_output_function_epilogue): Likewise.
20417 (rs6000_function_value): Simplify if statement.
20418 (rs6000_libcall_value): Likewise.
20419 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
20420 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
20421 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
20422 (movsd_hardfloat): New define_insn.
20423 (movsd_softfloat): Likewise.
20424 (movsd_store): Likewise.
20425 (movsd_load): Likewise.
20426 (extendsddd2): Likewise.
20427 (extendsdtd2): Likewise.
20428 (truncddsd2): Likewise.
20429 (movdd_hardfloat64): Fixup comment.
20430 (UNSPEC_MOVSD_LOAD): New constant.
20431 (UNSPEC_MOVSD_STORE): Likewise.
20433 2008-01-26 Jakub Jelinek <jakub@redhat.com>
20436 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
20438 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
20439 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
20440 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
20441 and TRUTH_XOR_EXPR.
20443 2008-01-26 David Edelsohn <edelsohn@gnu.org>
20446 * config.gcc: Separate AIX 5.3 from AIX 6.1.
20447 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20448 __LONGDOUBLE128 too.
20449 * config/rs6000/aix61.h: New file.
20451 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20453 PR rtl-optimization/34959
20454 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
20455 popcount and parity rtxes the same mode as their operand.
20456 Truncate or extend the result to the return value's mode
20459 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20462 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
20463 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
20464 to GOT_VERSION_REGNUM.
20465 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
20466 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
20467 * config/mips/mips.c (mips_emit_call_insn): New function.
20468 (mips_call_tls_get_addr): Call mips_expand_call directly.
20469 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
20471 (mips16_build_call_stub): Likewise. Return the call insn or null.
20472 (mips_expand_call): Update the call to mips16_build_call_stub
20473 accordingly and a remove redundant condition. Assert that MIPS16
20474 stubs do not use lazy binding. Use mips_emit_call_insn and return
20476 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
20478 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
20479 (mips_avoid_hazard): Remove hazard_set handling.
20480 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
20481 (UNSPEC_RESTORE_GP): ...this.
20482 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
20483 (FAKE_CALL_REGNO): Rename to...
20484 (GOT_VERSION_REGNUM): ...this.
20485 (type): Add "ghost" value. Add an associated insn reservation.
20486 (hazard_set): Remove.
20487 (exception_receiver): Rename to...
20488 (restore_gp): ...this and update the unspec identifier accordingly.
20489 (exception_receiver, nonlocal_got_receiver): New expanders.
20490 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
20491 FAKE_CALL_REGNO. Remove hazard_set attribute.
20492 (set_got_version, update_got_version): New patterns.
20494 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
20497 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
20499 2008-01-25 Joseph Myers <joseph@codesourcery.com>
20502 * doc/install.texi2html: Generate gcc-vers.texi.
20504 2008-01-25 DJ Delorie <dj@redhat.com>
20506 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
20508 2008-01-25 Joseph Myers <joseph@codesourcery.com>
20510 * config/c4x: Remove directory.
20511 * config.gcc (crx-*, mt-*): Mark obsolete.
20512 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
20513 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
20514 sh-*-rtemscoff*): Remove cases.
20515 * defaults.h (C4X_FLOAT_FORMAT): Remove.
20516 * real.c (encode_c4x_single, decode_c4x_single,
20517 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
20518 c4x_extended_format): Remove.
20519 * real.h (c4x_single_format, c4x_extended_format): Remove.
20520 * doc/extend.texi (interrupt, naked): Remove mention of attributes
20522 (Pragmas): Remove comment about c4x pragmas.
20523 * doc/install.texi (c4x): Remove target-specific instructions.
20524 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
20525 * doc/md.texi (Machine Constraints): Remove C4x documentation.
20526 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
20527 refer to C4x source files as examples.
20528 (C4X_FLOAT_FORMAT): Remove documentation.
20530 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
20532 * config/bfin/bfin.c (override_options): Reorder tests so that
20533 flag_pic gets enabled for -msep-data.
20535 2008-01-25 Richard Guenther <rguenther@suse.de>
20537 PR middle-end/32244
20538 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
20539 to its bitfield precision if required.
20541 2008-01-25 Jakub Jelinek <jakub@redhat.com>
20543 PR middle-end/33880
20544 * tree-nested.c (walk_omp_for): New function.
20545 (convert_nonlocal_reference, convert_local_reference): Call
20546 walk_omp_for on OMP_FOR.
20547 (convert_call_expr): Call walk_body on OMP_FOR's
20548 OMP_FOR_PRE_INIT_BODY.
20550 2008-01-25 Richard Guenther <rguenther@suse.de>
20552 PR tree-optimization/34966
20553 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
20554 default defs and PHI_NODEs we have to insert after the
20555 defining statement.
20557 2008-01-24 Nick Clifton <nickc@redhat.com>
20559 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
20560 Provide a default definition.
20561 (LIBGCC2_UNITS_PER_WORD): Likewise.
20563 * config/stormy16/stormy16.c: Include df.h for the prototype
20564 for df_regs_ever_live_p.
20565 (xstormy16_expand_builtin_va_start): Convert the stack offset
20566 into a component_ref and then use POINTER_PLUS_EXPR to add it
20567 to the incoming_virtual_args_rtx.
20568 (xstormy16_gimplify_va_arg_expr): Rename to
20569 xstormy16_gimplify_va_arg_expr.
20570 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
20571 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
20572 xstormy16_gimplify_va_arg_expr.
20573 Fix up some formatting issues.
20575 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
20576 Move to predicates.md.
20577 (xs_hi_general_operand): Likewise.
20578 (xs_hi_nonmemory_operand): Likewise.
20579 * config/stormy16/predicates.md:
20580 (xstormy16_carry_plus_operand): New predicate.
20581 (xs_hi_general_operand): New predicate.
20582 (xs_hi_nonmemory_operand): New predicate.
20583 * config/stormy16/stormy16-protos.h:
20584 (xstormy16_carry_plus_operand): Delete prototype.
20585 (xs_hi_general_operand): Likewise.
20586 (xs_hi_nonmemory_operand): Likewise.
20588 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
20589 modifiers as they are no longer needed and they can trigger
20590 reload spill failures.
20592 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
20593 with a match_operand in order to help reload.
20595 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
20596 constraint with 'e' for the 8th alternative as this version of
20597 the mov.w instruction only accepts the lower 8 registers.
20599 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
20602 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
20603 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
20606 2008-01-25 Jakub Jelinek <jakub@redhat.com>
20608 PR middle-end/33333
20609 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
20611 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
20613 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
20615 (remove_structure): Update allocations list before removing structure.
20617 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
20619 * ipa-struct-reorg.c (is_safe_cond_expr,
20620 create_new_stmts_for_cond_expr): Use integer_zerop function,
20621 that recognize not only zero-pointer, but zero-integer too.
20623 2008-01-25 Ben Elliston <bje@au.ibm.com>
20626 * fixproto: Escape "." in sed expression that strips leading "./".
20628 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
20631 * gcc.c (SWITCH_OK): Removed.
20632 (SWITCH_LIVE): Changed to bit.
20633 (SWITCH_FALSE): Likewise.
20634 (SWITCH_IGNORE): Likewise.
20635 (switchstr): Change live_cond to unsigned int.
20636 (process_command): Replace SWITCH_OK with 0.
20637 (do_self_spec): Likewise.
20638 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
20639 (give_switch): Likewise.
20640 (used_arg): Likewise.
20641 (do_spec_1): Set the SWITCH_IGNORE bit.
20642 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
20643 bits. Set the SWITCH_LIVE bit.
20645 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20647 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
20649 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
20651 PR tree-optimization/34472
20652 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
20653 parameter to a "bool *" and set *DATA to false if there is
20654 an unsafe access. Do not delete the structure here.
20655 (check_cond_exprs): Delete it here instead.
20656 (check_cond_exprs, exclude_cold_structs): Do not increase
20657 I when removing a structure.
20659 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
20662 * config/i386/i386.c (ix86_expand_vector_init): Consider only
20663 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
20665 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
20667 PR middle-end/34934
20668 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
20669 a fixed vector for stack.
20671 2008-01-24 Ben Elliston <bje@au.ibm.com>
20674 * doc/gcc.texi (Software development): Add a direntry for g++.
20676 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
20678 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
20679 stale and straggling -fforce-addr comments above.
20681 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
20683 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
20684 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
20686 2008-01-23 Michael Matz <matz@suse.de>
20689 * dwarf2out.c (force_type_die): Use modified_type_die instead of
20692 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
20694 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
20695 malloc result type.
20697 2008-01-23 Anatoly Sokolov <aesok@post.ru>
20699 * config/avr/avr.c (avr_current_arch): New variable.
20700 (avr_arch_types): Add 'avr31' and 'avr51' entries.
20701 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
20702 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
20703 (avr_override_options): Init 'avr_current_arch'.
20704 (base_arch_s): Move from here...
20705 * config/avr/avr.h (base_arch_s): ... here. Add new members
20706 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
20707 'mega' to 'have_jmp_call'.
20708 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
20709 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
20711 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
20713 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
20714 MULTILIB_MATCHES): Ditto.
20716 2008-01-23 Richard Guenther <rguenther@suse.de>
20718 PR middle-end/31529
20719 * cgraphunit.c (cgraph_reset_node): Always mark the node
20720 not reachable if it is not queued already.
20722 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
20724 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
20725 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
20726 (cputype_selected): New static variable.
20727 (bfin_handle_option): Set it if -mcpu is used.
20728 (override_option): Select default set of workarounds if no cpu type
20729 selected on the command line.
20730 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
20732 From Michael Frysinger <michael.frysinger@analog.com>
20733 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
20734 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
20736 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
20737 for bf547, bf523, bf524, and bf526.
20738 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
20740 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
20741 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
20742 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
20743 __ADSPBF547__ and __ADSPBF54x__ for bf547.
20744 * doc/invoke.texi (Blackfin Options): Document that
20745 -mcpu now accept bf547, bf523, bf524, and bf526.
20747 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
20749 PR rtl-optimization/34628
20750 * combine.c (try_combine): Stop and undo after the first combination
20751 if an autoincrement side-effect on the first insn has effectively
20754 2008-01-22 David Edelsohn <edelsohn@gnu.org>
20757 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
20758 Offset addresses are not valid for Altivec or paired float modes.
20760 2008-01-22 Jakub Jelinek <jakub@redhat.com>
20763 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
20764 if DECL_INITIAL (decl) is error_mark_node.
20767 * c-common.c (handle_vector_size_attribute): Only allow
20768 integral, scalar float and fixed point types. Handle OFFSET_TYPE
20769 the same way as pointer, array etc. types.
20770 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
20773 * tree.c (build_type_attribute_qual_variant): Call
20774 build_qualified_type if attributes are equal, but quals are not.
20776 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20779 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
20780 * flags.h (warn_strict_aliasing): Remove.
20781 (warn_strict_overflow): Remove.
20782 * opts.c (warn_strict_aliasing): Remove.
20783 (warn_strict_overflow): Remove.
20784 * c-opts.c (c_common_handle_option): -Wall only sets
20785 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
20786 (c_common_post_options): Give default values to -Wstrict-aliasing
20787 and -Wstrict-overflow if they are uninitialized.
20788 * common.opt (Wstrict-aliasing): Specify Var and Init.
20789 (Wstrict-overflow): Likewise.
20791 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20793 PR rtl-optimization/26854
20794 PR rtl-optimization/34400
20795 PR rtl-optimization/34884
20796 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
20798 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
20799 (df_rd_bb_info.expanded_lr_out): Deleted
20800 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
20801 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
20802 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
20803 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
20804 Removed code to allocate, initialize or free expanded_lr_out.
20805 (df_rd_bb_local_compute_process_def): Restructured to make more
20807 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
20808 sets if the sets are being trimmed.
20810 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
20813 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
20814 (as_vers): Likewise.
20815 * configure: Regenerated.
20817 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20819 PR middle-end/33092
20820 * tree-pass.h (pass_build_alias): New pass.
20821 * tree-ssa-alias.c (gate_build_alias): New.
20822 (pass_build_alias): New.
20823 * passes.c (init_optimization_passes): Add pass_build_alias after
20824 pass_create_structure_vars.
20826 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
20828 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
20829 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
20830 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
20831 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
20832 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
20833 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
20834 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
20835 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
20836 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
20837 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
20838 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
20839 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
20840 * config/s390/s390.md (FP_ALL): New mode iterator.
20841 (_d): New mode attribute.
20842 ("*signbit<mode>2>"): Changed mode of first operand.
20843 ("isinf<mode>2"): Changed mode of first operand.
20844 ("*TDC_insn"): Adaptation for DFP modes.
20846 2008-01-22 Ben Elliston <bje@au.ibm.com>
20848 * tree.c (check_qualified_type): Improve function description.
20850 2008-01-21 Jason Merrill <jason@redhat.com>
20853 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
20854 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
20857 2008-01-21 DJ Delorie <dj@redhat.com>
20859 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
20862 2008-01-21 Richard Guenther <rguenther@suse.de>
20864 PR middle-end/34856
20865 * tree-cfg.c (verify_expr): Allow all invariant expressions
20866 instead of just constant class ones as reference argument.
20867 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
20868 like any other constant.
20869 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
20871 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
20873 * regmove.c (fixup_match_1): Update call crossed frequencies.
20875 2008-01-21 Richard Guenther <rguenther@suse.de>
20878 * tree-inline.c (setup_one_parameter): Deal with mismatched
20879 types using a VIEW_CONVERT_EXPR.
20881 2008-01-21 Alon Dayan <alond@il.ibm.com>
20882 Olga Golovanevsky <olga@il.ibm.com>
20884 PR tree-optimization/34701
20885 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
20886 when the structure size is not a power of 2.
20888 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
20890 * doc/install.texi: Add doc for --enable-checking=df.
20892 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
20894 PR rtl-optimization/34808
20895 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
20897 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
20899 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
20902 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
20904 PR rtl-optimization/26854
20905 PR rtl-optimization/34400
20906 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
20908 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
20909 (df_rd_bb_info.expanded_lr_out): New.
20910 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
20911 * loop_iv.c (iv_analysis_loop_init): Ditto.
20912 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
20913 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
20914 Added code to allocate, initialize or free expanded_lr_out.
20915 (df_rd_bb_local_compute_process_def): Restructured to make
20916 more understandable.
20917 (df_rd_confluence_n): Add code to do nothing with fake edges and
20918 code to no apply invalidate_by_call sets if the sets are being trimmed.
20919 (df_lr_local_finalize): Renamed to df_lr_finalize.
20920 (df_live_local_finalize): Renamed to df_live_finalize.
20922 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
20925 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
20926 deciding whether to use reciprocal instructions.
20928 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
20930 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
20931 dwarf2out_note_section_used if cold_text_section is NULL.
20933 2008-01-19 Jakub Jelinek <jakub@redhat.com>
20935 PR gcov-profile/34610
20936 * tree-cfg.c (make_edges): Mark both outgoing edges from
20937 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
20938 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
20939 from OMP_FOR and OMP_CONTINUE outgoing edges.
20941 * tree-profile.c (tree_profiling): Return early if
20942 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
20944 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
20945 from cfun to child_cfun.
20946 * function.h (struct function): Add after_tree_profile bit.
20948 2008-01-19 Anatoly Sokolov <aesok@post.ru>
20950 * config/avr/avr.S (_exit): Disable interrupt.
20952 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
20953 Steven Bosscher <stevenb.gcc@gmail.com>
20955 PR rtl-optimization/26854
20956 PR rtl-optimization/34400
20957 * df-problems.c (df_live_scratch): New scratch bitmap.
20958 (df_live_alloc): Allocate df_live_scratch when doing df_live.
20959 (df_live_reset): Clear the proper bitmaps.
20960 (df_live_bb_local_compute): Only process the artificial defs once
20961 since the order is not important.
20962 (df_live_init): Init the df_live sets only with the variables
20963 found live by df_lr.
20964 (df_live_transfer_function): Use the df_lr sets to prune the
20965 df_live sets as they are being computed.
20966 (df_live_free): Free df_live_scratch.
20968 2008-01-18 Ian Lance Taylor <iant@google.com>
20970 * common.opt: Add fmerge-debug-strings.
20971 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
20972 flag_merge_debug_strings rather than flag_merge_constants.
20973 * doc/invoke.texi (Option Summary): Mention
20974 -fmerge-debug-strings.
20975 (Debugging Options): Document -fmerge-debug-strings.
20977 2008-01-18 Ian Lance Taylor <iant@google.com>
20980 * tree.h (DECL_IS_OPERATOR_NEW): Define.
20981 (struct tree_function_decl): Add new field operator_new_flag.
20982 * tree-inline.c (expand_call_inline): When inlining a call to
20983 operator new, force the return value to go into a variable, and
20984 set DECL_NO_TBAA_P on that variable.
20985 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
20987 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
20990 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
20991 DWARF2_DEBUGGING_INFO.
20992 (dwarf2out_note_section_used): Ditto. Add prototype.
20993 (have_multiple_function_sections, text_section_used,
20994 cold_text_section_used, *cold_text_sections): Move declarations
20997 2008-01-17 Bob Wilson <bob.wilson@acm.org>
20999 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
21000 field and add signal_ra.
21001 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
21002 assignments to frame state pc. Move end of stack check after
21003 MD_FALLBACK_FRAME_STATE_FOR.
21004 (uw_update_context_1): Use frame state signal_regs if set, instead
21005 of checking signal_frame flag.
21006 (uw_update_context): Use frame state signal_ra if set.
21007 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
21008 * config/xtensa/linux-unwind.h: New file.
21010 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
21012 * modulo-sched.c (get_sched_window): Fix comment typo.
21014 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
21016 PR tree-optimization/34648
21017 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
21019 2008-01-17 Anatoly Sokolov <aesok@post.ru>
21021 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
21022 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
21024 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
21026 PR rtl-optimization/34400
21027 * df-core.c (df_worklist_dataflow_overeager,
21028 df_worklist_dataflow_doublequeue): New functions.
21029 (df_worklist_dataflow): Two different worklist solvers.
21030 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
21033 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21036 * doc/invoke.texi: Document the dependence on pthread for fopenmp
21037 and ftree-parallelize-loops.
21039 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
21041 PR rtl-optimization/34826
21042 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
21044 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
21046 * global.c (find_reg): Mark the eh regs as used if necessary.
21047 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
21048 * ra.h (struct allocno): no_eh_reg field added. Changed
21049 no_stack_reg type to bitfield.
21051 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
21053 * tree.c (substitute_in_expr): Add missing 'break'.
21055 2008-01-17 Richard Guenther <rguenther@suse.de>
21057 PR tree-optimization/34825
21058 * tree-ssa-math-opts.c (is_division_by): Do not recognize
21059 x / x as division to handle.
21061 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21063 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
21064 "-pthread" is specified.
21065 * pa-hpux11.h (LIB_SPEC): Likewise.
21067 2008-01-16 Janis Johnson <janis187@us.ibm.com>
21068 Peter Bergner <bergner@vnet.ibm.com>
21070 PR rtl-optimization/33796
21071 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
21073 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21075 PR libgfortran/34699
21076 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
21078 * pa-hpux10.h (LINK_SPEC): Likewise.
21079 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
21081 2008-01-16 Richard Guenther <rguenther@suse.de>
21083 PR middle-end/32628
21084 * fold-const.c (fold_convert_const_int_from_int): Do not
21085 set overflow if that occured only because of a sign extension
21086 change when converting from/to a sizetype with the same
21087 precision and signedness.
21089 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21092 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
21093 location address to the correct place. Update copyright year.
21095 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21097 * lambda-code.c (lambda_transform_legal_p): Handle the case of
21098 no dependences in the dependence_relations vector.
21100 2008-01-16 Jan Hubicka <jh@suse.cz>
21102 PR rtl-optimization/31396
21103 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
21104 * cfg.c (dump_reg_info): Print it.
21105 * regs.h (struct reg_info_t): add freq_calls_crossed.
21106 (REG_FREQ_CALLS_CROSSED): New macro.
21107 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
21108 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
21109 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
21110 regmove_optimize): Update call crossed frequencies.
21111 * local-alloc.c (struct qty): Add freq_calls_crossed.
21112 (alloc_qty): Copute freq_calls_crossed.
21113 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
21114 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
21115 * ra.h (struct allocno): Add freq_calls_crossed.
21117 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21119 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
21120 libgomp when compiling with ftree-parallelize-loops.
21121 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
21123 2008-01-16 Richard Guenther <rguenther@suse.de>
21125 PR tree-optimization/34769
21126 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
21127 * tree.c (int_cst_value): Instead make this function more
21128 permissive in what it accepts as valid input. Document this
21129 function always sign-extends the value.
21131 2008-01-16 Jakub Jelinek <jakub@redhat.com>
21132 Richard Guenther <rguenther@suse.de>
21135 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
21136 (gimple_fold_indirect_ref_rhs): ... this.
21137 (gimple_fold_indirect_ref): New function with foldings
21138 that preserve lvalueness.
21139 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
21140 * tree-flow.h (gimple_fold_indirect_ref): Declare.
21141 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
21142 to fold an INDIRECT_REF, fall back to the old use of
21143 fold_indirect_ref_1.
21145 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21147 * tree-data-ref.c (subscript_dependence_tester_1): Call
21148 free_conflict_function.
21149 (compute_self_dependence): Same.
21151 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21154 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
21155 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
21157 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
21158 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
21159 for DWARF2_UNWIND_INFO targets.
21161 2008-01-16 Richard Guenther <rguenther@suse.de>
21164 * c-typeck.c (common_pointer_type): Do not merge inconsistent
21165 type qualifiers for function types.
21167 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
21169 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
21170 loop_iterator li from previous commit.
21172 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
21174 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
21176 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21178 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
21179 (parallelize_loops): Don't parallelize irreducible components.
21181 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21184 * c-opts (c_common_post_options): Do not enable CPP
21185 flag_pedantic_errors by default.
21187 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
21189 PR rtl-optimization/31944
21190 * cse.c (remove_pseudo_from_table): New function.
21191 (merge_equiv_classes): Use above function to remove pseudo-registers.
21192 (invalidate): Likewise.
21194 2008-01-13 Richard Guenther <rguenther@suse.de>
21196 PR middle-end/34601
21197 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
21198 instead of TYPE_MODE to deal with calls from expand_one_error_var.
21200 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
21202 * gcse.c (cprop_jump): Call validate_unshare_change instead of
21203 validate_change to unshare the source of the PC set.
21205 2008-01-12 Jan Hubicka <jh@suse.cz>
21207 PR middle-end/32135
21208 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
21209 references above array bounds. This might trigger bounds checks for
21210 pointers to arrays.
21212 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21214 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
21215 new_replaceable_dependencies.
21217 2008-01-12 Doug Kwan <dougkwan@google.com>
21219 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
21220 instead of OPT_Wreturn_type in warning due to ignored return type
21222 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
21223 options included in -Wextra.
21224 * c.opt: New option -Wignored_qualifiers.
21225 * doc/invoke.texi (Warning Options, -Wextra): Add new option
21226 -Wignore_qualifiers.
21227 (-Wignored-qualifiers): Document.
21228 (-Wreturn-type): Remove description of functionality now handled
21229 by -Wignored-qualifiers.
21231 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
21234 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
21235 NOP_EXPR if it is between integral types with the same precision.
21237 2008-01-12 Jan Hubicka <jh@suse.cz>
21240 * invoke.texi (max-inline-recursive-depth): Fix default value.
21242 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
21244 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
21247 2008-01-11 Bob Wilson <bob.wilson@acm.org>
21249 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
21251 2008-01-11 James E. Wilson <wilson@specifix.com>
21254 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
21256 2008-01-11 Anatoly Sokolov <aesok@post.ru>
21258 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
21259 save/restore frame pointer register and don't use 'call-prologues'
21260 optimization in function with "OS_task" attribute.
21262 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
21264 PR middle-end/31309
21265 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
21266 when copying to memory.
21268 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
21270 PR rtl-optimization/30905
21271 * cfgcleanup.c: Include dce.h
21272 (crossjumps_occured): New global variable.
21273 (try_crossjump_bb): Exit loop after finding a fallthru edge.
21274 If something changed, set crossjumps_occured to true.
21275 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
21276 Don't add/remove fake edges to exit here...
21277 (cleanup_cfg): ...but do it here, when crossjumping.
21278 Run a fast DCE when successful crossjumps occured in the latest
21279 iteration of try_optimize_cfg.
21281 2008-01-11 Richard Guenther <rguenther@suse.de>
21283 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
21284 (struct vn_unary_op_s): Likewise.
21285 (vn_reference_insert): Free old reference on hash collision.
21287 2008-01-10 Raksit Ashok <raksit@google.com>
21289 PR rtl-optimization/27971
21290 * combine.c (find_split_point): Split PLUS expressions which are
21291 inside a MEM rtx, and whose first operand is complex.
21293 2008-01-10 DJ Delorie <dj@redhat.com>
21295 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
21296 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
21297 (m32c_hard_regno_ok): Call the underlying function.
21299 2008-01-10 Richard Guenther <rguenther@suse.de>
21301 PR middle-end/34683
21302 * tree-cfg.c (tree_merge_blocks): Do not go through the
21303 full-blown folding and stmt updating path if we just deal
21304 with virtual operands.
21305 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
21306 test for abnormal SSA_NAMEs.
21308 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
21310 PR middle-end/34641
21311 * reload.c (push_reload): Add assertions. All constants from
21312 reg_equiv_constant should have been used for replacing the respective
21314 (find_reloads_address): Invoke find_reloads_address_part for
21315 constant taken from the reg_equiv_constant array.
21317 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
21319 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
21320 field (valnum) the first in the struct. Replace bools with
21323 2008-01-10 Richard Guenther <rguenther@suse.de>
21325 PR tree-optimization/34651
21326 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
21327 types and ordering for masking and converting.
21329 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
21331 PR tree-optimization/34017
21332 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
21333 also for PHI_NODE expressions.
21335 2008-01-09 Jan Hubicka <jh@suse.cz>
21337 PR tree-optimization/34708
21338 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
21339 based on number of case labels.
21340 (init_inline_once): Remove switch_cost.
21341 * tree-inline.h (eni_weights_d): Remove switch_cost.
21343 2008-01-09 Richard Guenther <rguenther@suse.de>
21344 Andrew Pinski <andrew_pinski@playstation.sony.com>
21346 PR middle-end/30132
21347 * gimplify.c (gimplify_cond_expr): Do not create an addressable
21348 temporary if an rvalue is ok or an lvalue is not required.
21350 2008-01-09 Richard Guenther <rguenther@suse.de>
21352 PR middle-end/34458
21353 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
21354 adjust return type.
21356 2008-01-09 Richard Guenther <rguenther@suse.de>
21358 PR middle-end/34679
21359 * tree.c (host_integerp): Check for sizetype only if the
21360 type is an integer type.
21362 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
21365 * opts.c (decode_options): Disable inlining of functions called
21366 once if not in unit-at-a-time mode.
21368 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
21370 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
21372 2008-01-08 Richard Guenther <rguenther@suse.de>
21374 PR middle-end/31863
21375 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
21376 out early if the result will be unused.
21378 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21383 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21384 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
21387 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
21389 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
21390 for vectorization tuned.
21392 2008-01-08 Richard Guenther <rguenther@suse.de>
21394 PR tree-optimization/34683
21395 * tree-ssa-operands.c (operand_build_cmp): Export.
21396 * tree-ssa-operands.h (operand_build_cmp): Declare.
21397 * tree-vn.c (vuses_compare): Remove.
21398 (sort_vuses): Use operand_build_cmp.
21399 (sort_vuses_heap): Likewise.
21400 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
21401 to re-use old VEC if available. Do not sort already sorted VUSEs.
21402 (vdefs_to_vec): Do not sort already sorted VDEFs.
21404 2008-01-08 Jakub Jelinek <jakub@redhat.com>
21406 PR middle-end/34694
21407 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
21409 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21412 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
21413 limitations of reciprocal sequences on x86 targets.
21415 2008-01-08 Richard Guenther <rguenther@suse.de>
21417 PR tree-optimization/34683
21418 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
21420 2008-01-07 Jakub Jelinek <jakub@redhat.com>
21423 * config/darwin.c (darwin_mergeable_string_section): Don't use
21424 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
21426 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
21429 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
21430 negxf2. Macroize expander using X87MODEF mode iterator. Change
21431 predicates of op0 and op1 to register_operand.
21432 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
21433 expander using X87MODEF mode iterator. Change predicates of
21434 op0 and op1 to register_operand.
21435 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
21436 corresponding patterns and macroize using MODEF macro. Change
21437 predicates of op0 and op1 to register_operand and remove
21438 "m" constraint. Disparage "r" alternative with "!".
21439 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
21440 macroize using X87MODEF macro. Change predicates of op0 and op1
21441 to register_operand and remove "m" constraint. Disparage "r"
21442 alternative with "!".
21443 (absneg splitter with memory operands): Remove.
21444 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
21445 patterns and macroize using X87MODEF mode iterator.
21446 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
21447 Change predicate of op1 to register_operand.
21448 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
21449 for memory operands.
21451 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
21453 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
21455 2008-01-07 Richard Guenther <rguenther@suse.de>
21457 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
21460 2008-01-07 Richard Guenther <rguenther@suse.de>
21462 PR tree-optimization/34683
21463 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
21464 VOPs of the needed size to save memory. Use VEC_quick_push
21465 to save compile-time.
21466 (vdefs_to_vec): Likewise.
21468 2008-01-07 Sa Liu <saliu@de.ibm.com>
21470 * config/spu/spu.md (divdf3): Genetate inline code for double
21471 division. The implementation doesn't handle INF or NAN, therefore it
21472 only applies when -ffinite-math-only is given.
21474 2008-01-06 Paolo Carlini <pcarlini@suse.de>
21477 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
21478 * doc/cpp.texi ([Common Predefined Macros]): Document.
21480 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
21482 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
21483 order to use commutative addition instead of subtraction.
21485 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
21486 Mircea Namolaru <namolaru@il.ibm.com>
21487 Vladimir Yanovsky <yanov@il.ibm.com>
21488 Revital Eres <eres@il.ibm.com>
21490 PR tree-optimization/34263
21491 * tree-outof-ssa.c (process_single_block_loop_latch,
21492 contains_tree_r): New functions.
21493 (analyze_edges_for_bb): Call process_single_block_loop_latch
21494 function to empty single-basic-block latch block if possible.
21496 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21498 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
21500 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
21502 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
21504 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
21506 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
21508 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
21510 2008-01-05 Jakub Jelinek <jakub@redhat.com>
21512 PR tree-optimization/34618
21513 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
21516 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21519 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
21520 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
21521 Update copyright year.
21523 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
21524 Update copyright year.
21525 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
21528 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
21530 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
21531 edge does not point to current bb before changing need_assert.
21533 2008-01-04 Richard Guenther <rguenther@suse.de>
21535 PR middle-end/34029
21536 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
21537 for verifying purposes if they are is_gimple_min_invariant.
21539 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
21541 PR tree-optimization/34448
21542 PR tree-optimization/34465
21543 * gimplify.c (gimplify_init_constructor): Add new parameter
21544 notify_temp_creation. Use it.
21545 (gimplify_modify_expr_rhs): Take volatiles into account when
21546 optimizing constructors.
21547 Do not optimize constructors if gimplify_init_constructor will dump to
21549 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
21550 * gcc.c-torture/compile/pr34448.c: New.
21552 2008-01-04 Jakub Jelinek <jakub@redhat.com>
21554 PR gcov-profile/34609
21555 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
21556 return_slot if result is TREE_ADDRESSABLE.
21558 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
21560 * config/mips/mips.md (sqrt_condition): Tweak comment.
21561 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
21563 2008-01-03 Tom Tromey <tromey@redhat.com>
21566 * c-common.c (c_type_hash): Handle VLAs.
21568 2008-01-03 Jan Hubicka <jh@suse.cz>
21570 PR tree-optimization/31081
21571 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
21572 0 when inlining and not inlining to first basic block.
21573 (remap_decl): When var is initialized to 0, don't set default_def.
21574 (expand_call_inline): Set entry_bb.
21575 * tree-inline.h (copy_body_data): Add entry_bb.
21577 2008-01-03 Jakub Jelinek <jakub@redhat.com>
21580 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
21583 PR tree-optimization/29484
21584 * tree-inline.c (inline_forbidden_p_2): New function.
21585 (inline_forbidden_p): Disallow inlining if some static var
21586 has an address of a local LABEL_DECL in its initializer.
21587 * doc/extend.texi (Labels as Values): Document &&foo behaviour
21590 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
21592 PR tree-optimization/34635
21593 * tree-data-ref.c (add_other_self_distances): Make sure that the
21594 evolution step is constant.
21596 2008-01-03 Jakub Jelinek <jakub@redhat.com>
21598 PR middle-end/34608
21599 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
21601 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
21603 * tree-sra.c (scalarize_init): Insert the generate_element_init
21604 statements after the generate_element_zero statements.
21606 2008-01-02 Richard Guenther <rguenther@suse.de>
21608 PR middle-end/34093
21609 PR middle-end/31976
21610 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
21611 for very large number of operands instead of ICEing.
21613 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
21616 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
21617 while stack probing.
21619 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
21621 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
21624 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
21626 PR libmudflap/26442
21627 * tree-mudflap.c (mx_register_decls): Guard warning by
21628 !DECL_ARTIFICIAL check.
21630 2008-01-01 Jakub Jelinek <jakub@redhat.com>
21632 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
21633 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
21634 sse5_perm<mode>): Fix constraints.