1 2008-00-01 Jan Hubicka <jh@suse.cz>
3 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
5 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
6 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
7 * gimplify.c (gimplify_init_constructor): Add speed operand.
8 * tree-sra.c (decide_block_copy): Likewise.
9 * tree-inline.c (estimate_move_cost): Likewise.
10 * config/alpha/alpha.h (MOVE_RATIO): Update.
11 * config/frv/frv.c (MOVE_RATIO): Update.
12 * config/spu/spu.h (MOVE_RATIO): Update.
13 * config/sparc/sparc.h (MOVE_RATIO): Update.
14 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
15 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
16 * config/cris/cris.h (MOVE_RATIO): Update.
17 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
18 * config/arm/arm.h (MOVE_RATIO): Update.
19 * config/pa/pa.md: Update uses of MOVE_RATIO
20 * config/pa/pa.h (MOVE_RATIO): Update.
21 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
22 * config/h8300/h8300.h (MOVE_RATIO): Update.
23 * config/v850/v850.h (MOVE_RATIO): Update.
24 * config/bfin/bfin.h (MOVE_RATIO): Update.
26 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
27 Dmitry Melnik <dm@ispras.ru>
28 Dmitry Zhurikhin <zhur@ispras.ru>
29 Alexander Monakov <amonakov@ispras.ru>
30 Maxim Kuvyrkov <maxim@codesourcery.com>
32 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
33 sel-sched-dump.c, sel-sched-ir.c: New files.
34 * Makefile.in (OBJS-common): Add selective scheduling object
36 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
37 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
38 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
39 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
40 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
41 (make_forwarder_block): Update loop latch if we have redirected
43 * cfgloop.c (get_loop_body_in_custom_order): New function.
44 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
45 (CP_FALLTHRU_PREHEADERS): Likewise.
46 (get_loop_body_in_custom_order): Declare.
47 * cfgloopmanip.c (has_preds_from_loop): New.
48 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
49 Assert that the preheader edge will be fall thru when it is set.
50 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
51 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
52 fsel-sched-substitution, fselective-scheduling): New flags.
53 * cse.c (hash_rtx_cb): New.
55 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
56 sel_sched_insn_cnt): New counters.
57 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
58 * genattr.c (main): Output maximal_insn_latency prototype.
59 * genautomata.c (output_default_latencies): New. Factor its code from ...
60 (output_internal_insn_latency_func): ... here.
61 (output_internal_maximal_insn_latency_func): New.
62 (output_maximal_insn_latency_func): New.
63 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
64 (struct hard_reg_set_iterator): New.
65 (hard_reg_set_iter_init, hard_reg_set_iter_set,
66 hard_reg_set_iter_next): New functions.
67 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
68 * lists.c (remove_free_INSN_LIST_node,
69 remove_free_EXPR_LIST_node): New functions.
70 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
71 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
72 (loop_optimizer_finalize): Do not verify flow info after reload.
73 * recog.c (validate_replace_rtx_1): New parameter simplify.
74 Default it to true. Update all uses. Factor out simplifying
76 (simplify_while_replacing): ... this new function.
77 (validate_replace_rtx_part,
78 validate_replace_rtx_part_nosimplify): New.
79 * recog.h (validate_replace_rtx_part,
80 validate_replace_rtx_part_nosimplify): Declare.
81 * rtl.c (rtx_equal_p_cb): New.
82 (rtx_equal_p): Use it.
83 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
84 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
85 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
86 * vecprim.h: Add a vector type for unsigned int.
87 * haifa-sched.c: Include vecprim.h and cfgloop.h.
88 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
89 ready_try, cycle_issued_insns, spec_info): Make global.
91 (dfa_lookahead): New global variable.
92 (old_max_uid, old_last_basic_block): Remove.
93 (h_i_d): Make it a vector.
94 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
96 (after_recovery, adding_bb_to_current_region_p):
97 New variables to handle correct insertion of the recovery code.
98 (struct ready_list): Move declaration to sched-int.h.
99 (rgn_n_insns): Removed.
100 (rtx_vec_t): Move to sched-int.h.
101 (find_insn_reg_weight): Remove.
102 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
103 (haifa_init_h_i_d, haifa_finish_h_i_d):
104 New functions to initialize / finalize haifa instruction data.
105 (extend_h_i_d, init_h_i_d): Rewrite.
106 (unlink_other_notes): Move logic to add_to_note_list. Handle
108 (ready_lastpos, ready_element, ready_sort, reemit_notes,
109 find_fallthru_edge): Make global, remove static prototypes.
110 (max_issue): Make global. Add privileged_n and state parameters. Use
112 (extend_global, extend_all): Removed.
113 (init_before_recovery): Add new param. Fix the handling of the case
114 when we insert a recovery code before the EXIT which has a predecessor
115 with a fallthrough edge to it.
116 (create_recovery_block): Make global. Rename to
117 sched_create_recovery_block. Update.
118 (change_pattern): Rename to sched_change_pattern. Make global.
119 (speculate_insn): Rename to sched_speculate_insn. Make global.
120 Split haifa-specific functionality into ...
121 (haifa_change_pattern): New static function.
122 (sched_extend_bb): New static function.
123 (sched_init_bbs): New function.
124 (current_sched_info): Change type to struct haifa_sched_info.
125 (insn_cost): Adjust for selective scheduling.
126 (dep_cost_1): New function. Move logic from ...
127 (dep_cost): ... here.
128 (dep_cost): Use dep_cost_1.
129 (contributes_to_priority_p): Use sched_deps_info instead of
131 (priority): Adjust to work with selective scheduling. Process the
132 corner case when all dependencies don't contribute to priority.
133 (rank_for_schedule): Use ds_weak instead of dep_weak.
134 (advance_state): New function. Move logic from ...
135 (advance_one_cycle): ... here.
136 (add_to_note_list, concat_note_lists): New functions.
137 (rm_other_notes): Make static. Adjust for selective scheduling.
138 (remove_notes, restore_other_notes): New functions.
139 (move_insn): Add two arguments. Update assert. Don't call
141 (choose_ready): Remove lookahead variable, use dfa_lookahead.
142 Remove more_issue, max_points. Move the code to initialize
143 max_lookahead_tries to max_issue.
144 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
145 ready. Adjust use of move_insn. Call restore_other_notes.
147 (sched_init, sched_finish): Move Haifa-specific initialization/
149 (haifa_sched_init, haifa_sched_finish): ... respectively.
151 (setup_sched_dump): New function.
152 (haifa_init_only_bb): New static function.
153 (haifa_speculate_insn): New static function.
154 (try_ready): Use haifa_* instead of speculate_insn and
156 (extend_ready, extend_all): Remove.
157 (sched_extend_ready_list, sched_finish_ready_list): New functions.
158 (create_check_block_twin, add_to_speculative_block): Use
159 haifa_insns_init instead of extend_global. Update to use new
160 initialization functions. Change parameter. Factor out code from
161 create_check_block_twin to ...
162 (sched_create_recovery_edges) ... this new function.
164 (sched_scan_info): New.
165 (extend_bb): Use sched_scan_info.
166 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
167 static functions for walking through scheduling region.
168 (sched_luids): New vector variable to replace uid_to_luid.
169 (luids_extend_insn): New function.
170 (sched_max_luid): New variable.
171 (luids_init_insn): New function.
172 (sched_init_luids, sched_finish_luids): New functions.
173 (insn_luid): New debug function.
174 (sched_extend_target): New function.
175 (haifa_init_insn): New static function.
176 (sched_init_only_bb): New hook.
177 (sched_split_block): New hook.
178 (sched_split_block_1): New function.
179 (sched_create_empty_bb): New hook.
180 (sched_create_empty_bb_1): New function.
181 (common_sched_info, ready): New global variables.
182 (current_sched_info_var): Remove.
183 (move_block_after_check): Use common_sched_info.
184 (haifa_luid_for_non_insn): New static function.
185 (init_before_recovery): Use haifa_init_only_bb instead of
187 (increase_insn_priority): New.
188 * modulo-sched.c: (issue_rate): Remove static declaration.
189 (sms_sched_info): Change type to haifa_sched_info.
190 (sms_sched_deps_info, sms_common_sched_info): New variables.
191 (setup_sched_infos): New.
192 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
193 Do not call regstat_free_calls_crossed.
194 (sms_print_insn): Use const_rtx.
195 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
196 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
197 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
198 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
199 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
200 current_sched_info to use it.
201 (enum reg_pending_barrier_mode): Move to sched-int.h.
202 (h_d_i_d): New variable. Initialize to NULL.
203 ({true, output, anti, spec, forward}_dependency_cache): Initialize
205 (estimate_dep_weak): Remove static declaration.
206 (sched_has_condition_p): New function. Adjust users of
207 sched_get_condition to use it instead.
208 (conditions_mutex_p): Add arguments indicating which conditions are
210 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
211 argument to indicate whether returned condition is reversed. Do not
212 generate new rtx when condition should be reversed; indicate it by
213 setting new argument instead.
214 (add_dependence_list_and_free): Add deps parameter.
215 Update all users. Do not free dependence list when
216 deps context is readonly.
217 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
219 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
220 (remove_from_deps): New. Use the above functions.
221 (cur_insn, can_start_lhs_rhs_p): New static variables.
222 (add_or_update_back_dep_1): Initialize present_dep_type.
223 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
224 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
225 haifa_note_dep): New functions implementing dependence hooks for
227 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
228 note_dep): New functions.
229 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
231 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
232 (free_deps): Initialize deps->reg_last.
233 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
234 sched_analyze_insn): Update to use dependency hooks infrastructure
235 and readonly contexts.
236 (deps_analyze_insn): New function. Move part of logic from ...
237 (sched_analyze): ... here. Also move some logic to ...
238 (deps_start_bb): ... here. New function.
239 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
241 (sched_deps_init): New function. Move code from ...
242 (init_dependency_caches): ... here. Remove.
243 (init_deps_data_vector): New.
244 (sched_deps_finish): New function. Move code from ...
245 (free_dependency_caches): ... here. Remove.
246 (init_deps_global, finish_deps_global): Adjust for use with
247 selective scheduling.
248 (get_dep_weak): Move logic to ...
249 (get_dep_weak_1): New function.
250 (ds_merge): Move logic to ...
251 (ds_merge_1): New static function.
252 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
253 (ds_get_max_dep_weak): New function.
254 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
255 (n_insns): Rename to rgn_n_insns.
256 (debug_ebb_dependencies): New function.
257 (init_ready_list): Use it.
258 (begin_schedule_ready): Use sched_init_only_bb.
259 (ebb_print_insn): Indicate when an insn starts a new cycle.
260 (contributes_to_priority, compute_jump_reg_dependencies,
261 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
262 (add_block1): Remove to ebb_add_block.
263 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
264 (schedule_ebb): Initialize them. Use remove_notes instead of
265 rm_other_notes. Use haifa_local_init/finish.
266 (schedule_ebbs): Use haifa_sched_init/finish.
267 * sched-int.h: Include vecprim.h, remove rtl.h.
268 (struct ready_list): Delete declaration.
269 (sched_verbose_param, enum sched_pass_id_t,
270 bb_vec_t, insn_vec_t, rtx_vec_t): New.
271 (struct sched_scan_info_def): New structure.
272 (sched_scan_info, sched_scan, sched_init_bbs,
273 sched_init_luids, sched_finish_luids, sched_extend_target,
274 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
275 (struct common_sched_info_def): New.
276 (common_sched_info, haifa_common_sched_info,
277 sched_emulate_haifa_p): Declare.
279 (sched_luids): Declare.
280 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
281 (sched_max_luid, insn_luid): Declare.
282 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
283 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
284 print_insn, print_pattern, print_value, haifa_classify_insn,
285 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
286 setup_sched_dump, sched_init, sched_finish,
287 sel_insn_is_speculation_check): Export.
288 (struct ready_list): Move from haifa-sched.c.
289 (ready_try, ready, max_issue): Export.
290 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
291 sched_init_only_bb, sched_split_block, sched_split_block_1,
292 sched_create_empty_bb, sched_create_empty_bb_1,
293 sched_create_recovery_block, sched_create_recovery_edges): Export.
294 (enum reg_pending_barrier_mode): Export.
295 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
297 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
298 print_insn field. Move add_block and fix_recovery_cfg to
299 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
300 (struct sched_deps_info_def): ... this new structure.
301 (sched_deps_info): Declare.
302 (struct spec_info_def): Remove weakness_cutoff, add
303 data_weakness_cutoff and control_weakness_cutoff.
304 (spec_info): Declare.
305 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
307 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
308 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
309 (current_sched_info): Change type to struct haifa_sched_info.
310 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
311 (h_d_i_d): New variable.
312 (HDID): New accessor macro.
313 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
314 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
316 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
317 (enum SCHED_FLAGS): Update for selective scheduler.
318 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
319 (init_dependency_caches, free_dependency_caches): Delete declarations.
320 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
321 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
322 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
323 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
324 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
326 (rm_other_notes): Delete declaration.
327 (schedule_block): Remove one argument.
328 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
329 ready_element, ready_lastpos, sched_extend_ready_list,
330 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
331 concat_note_lists): Export.
332 (struct region): Move from sched-rgn.h.
333 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
334 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
335 BLOCK_TO_BB, CONTAINING_RGN): Export.
336 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
337 (current_nr_blocks, current_blocks, target_bb): Likewise.
338 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
339 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
340 sched_rgn_local_init, extend_regions,
341 rgn_make_new_region_out_of_new_block, compute_priorities,
342 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
343 extend_rgns, deps_join rgn_setup_common_sched_info,
344 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
345 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
346 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
347 increase_insn_priority): Likewise.
348 * sched-rgn.c: Include sel-sched.h.
349 (ref_counts): New static variable. Use it ...
350 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
351 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
352 (sched_is_disabled_for_current_region_p): Delete static declaration.
353 (struct region): Move to sched-int.h.
354 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
355 ebb_head): Define and initialize.
356 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
357 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
358 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
360 (find_single_block_region): Add new argument to indicate that EBB
361 regions should be constructed.
362 (debug_live): Delete declaration.
363 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
364 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
366 (init_regions): Delete declaration.
367 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
368 rgn_estimate_number_of_insns): New.
369 (too_large): Use estimate_number_of_insns.
370 (haifa_find_rgns): New. Move the code from ...
371 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
372 (free_trg_info): New.
373 (compute_trg_info): Allocate candidate tables here instead of ...
374 (init_ready_list): ... here.
375 (rgn_print_insn): Use const_rtx.
376 (contributes_to_priority, extend_regions): Delete static declaration.
377 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
378 (add_block1): Rename to rgn_add_block.
379 (debug_rgn_dependencies): Delete static qualifier.
380 (new_ready): Use sched_deps_info. Simplify.
381 (rgn_common_sched_info, rgn_const_sched_deps_info,
382 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
383 (region_sched_info): Rename to rgn_const_sched_info.
384 (deps_join): New, extracted from ...
385 (propagate_deps): ... here.
386 (compute_block_dependences, debug_dependencies): Update for selective
388 (free_rgn_deps, compute_priorities): New functions.
389 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
390 sched_rgn_compute_dependencies): New functions.
391 (schedule_region): Use them.
392 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
393 rgn_setup_common_sched_info, rgn_setup_sched_infos):
395 (schedule_insns): Call new functions that were split out.
396 (rgn_make_new_region_out_of_new_block): New.
397 (get_rgn_sched_max_insns_priority): New.
398 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
399 scheduling when appropriate.
400 * sched-vis.c: Include insn-attr.h.
401 (print_value, print_pattern): Make global.
402 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
403 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
404 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
405 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
406 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
407 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
408 hooks. Initialize them to 0.
409 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
410 * target.h (struct gcc_target): Add them. Rename gen_check field to
412 * flags.h (sel_sched_switch_set): Declare.
413 * opts.c (sel_sched_switch_set): New variable.
414 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
415 pipelining is disabled from command line.
416 (common_handle_option): Record whether selective scheduling is
417 requested from command line.
418 * doc/invoke.texi: Document new flags and parameters.
419 * doc/tm.texi: Document new target hooks.
420 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
421 (dfa_state_size): Do not declare locally.
422 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
423 * config/rs6000/rs6000.c (rs6000_init_sched_context,
424 rs6000_alloc_sched_context, rs6000_set_sched_context,
425 rs6000_free_sched_context): New functions.
426 (struct _rs6000_sched_context): New.
427 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
429 (rs6000_sched_finish): Do not run for selective scheduling.
431 2008-08-31 Jan Hubicka <jh@suse.cz>
433 * frv.c (frv_rtx_costs): Update forward declaration.
434 * spu.c (spu_rtx_costs): Likewise.
435 * pdp11.c: Include df.h
436 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
437 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
438 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
439 * iq2000.c (iq2000_address_cost): Add speed argument.
440 (iq2000_rtx_costs): Likewise.
441 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
442 update call of mn10300_address_cost.
443 * mcore.c: Include df.h
444 (mcore_rtx_costs): Update prototype.
445 * score3.c: Include df.h
446 (score3_rtx_costs): Remove speed argument.
447 * score7.c: Include df.h
448 (score7_address_cost): Remove speed argument.
449 * score-protos.h (score_address_cost): Update prototype.
450 * score.c: Include df.h
451 (score_rtx_costs): Update call of costs functions.
452 * v850.c (v850_rtx_costs): Add bool argument.
454 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
456 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
458 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
460 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
461 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
463 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
465 * mkmap-flat.awk: Add option pe_dll.
466 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
467 * config/i386/t-cygwin (SHLIB_LC): Add.
468 * config/i386/t-mingw32 (SHLIB_LC): Add.
469 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
470 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
471 (LINK_SPEC): Support libgcc_s.
472 (LIBGCC_SPEC): Support libgcc_s.
473 (LIBGCC_SONAME): New.
475 2008-08-31 Jan Hubicka <jh@suse.cz>
477 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
478 mistakely had old version of patch.
480 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
481 (ipcp_estimate_growth): New.
482 (ipcp_insert_stage): Use ipcp_estimate_growth.
483 * profile.c (branch_prob): When reading failed, do not consider
486 2008-08-31 Jan Hubicka <jh@suse.cz>
488 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
489 loop is optimized for speed.
491 2008-08-31 Richard Guenther <rguenther@suse.de>
494 * fold-const.c (fold_binary): Retain conversions in folding
497 2008-08-31 Jan Hubicka <jh@suse.cz>
499 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
500 * predict.c (maybe_hot_frequency_p): Make inline.
501 (maybe_hot_count_p): Break out from ...
502 (maybe_hot_bb_p): ... this one.
503 (maybe_hot_edge_p): Simplify.
504 * basic-block.h (probably_cold_bb_p): Remove.
506 2008-08-31 Jakub Jelinek <jakub@redhat.com>
509 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
511 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
512 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
514 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
517 2008-08-31 Jan Hubicka <jh@suse.cz>
519 * predict.c (PROB_VERY_LIKELY): Make small enough so things
521 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
523 2008-08-31 Jakub Jelinek <jakub@redhat.com>
526 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
529 * dwarf2out.c (native_encode_initializer): Subtract min_index for
530 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
532 2008-08-31 Jan Hubicka <jh@suse.cz>
534 * sparc.h (BRANCH_COST): Fix macro definition.
535 * avr.c (avr_operand_rtx_cost): Add speed argument.
536 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
538 2008-08-31 Richard Guenther <rguenther@suse.de>
540 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
541 types instead of operands. Re-instantiate verifying of
542 binary expression operands.
544 2008-08-30 Jan Hubicka <jh@suse.cz>
546 * fwprop.c (should_replace_address): Add speed attribute.
547 (PR_OPTIMIZE_FOR_SPEED): New flag.
548 (propagate_rtx_1): Use it.
549 (propagate_rtx): Set it.
550 (try_fwprop_subst): Update call of rtx_costs.
551 (forward_propagate_and_simplify): LIkewise.
552 * hooks.c (hook_int_rtx_bool_0): New
553 (hook_bool_rtx_int_int_intp_false): Replace by ...
554 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
555 * hooks.h (hook_int_rtx_bool_0): New
556 (hook_bool_rtx_int_int_intp_false): Replace by ...
557 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
558 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
559 (prepare_cmp_insn): UPdate call of rtx_cost.
560 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
561 (reload_cse_simplify_operands): Update call of rtx_cost.
562 (reload_cse_move2add): call of rtx_cost.
563 * target.h (struct gcc_target): Update rtx_costs and address_costs.
564 * rtlanal.c (rtx_cost): Add speed argument.
565 (address_cost): Add speed argument
566 (default_address_cost): Likewise.
567 (insn_rtx_cost): Likewise.
568 * cfgloopanal.c (seq_cost): Add speed argument.
569 (target_reg_cost, target_spill_cost): Turn to array.
570 (init_set_costs): Update for speed.
571 (estimate_reg_pressure_cost): Add speed argument.
572 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
573 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
574 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
575 (seq_cost): Add speed argument.
576 (computation_cost): Add speed arugment.
577 (add_cost, multiply_by_const, get_address_cost): add speed argument.
578 (force_expr_to_var_cost): Update for profile info.
579 (force_var_cost): Likewise.
580 (split_address_cost): Likewise.
581 (ptr_difference_cost): Likewise.
582 (difference_cost): Likewise.
583 (get_computation_cost_at): Likewise.
584 (determine_iv_cost): Likewise.
585 (ivopts_global_cost_for_size): Likewise.
586 (rewrite_use_address): Likewise.
587 (tree_ssa_iv_optimize_loop): Initialize speed field.
588 * cse.c (optimize_this_for_speed_p): New static var.
589 (notreg_cost): Update call of rtx_cost.
590 (cse_extended_basic_block): set optimize_this_for_speed_p.
591 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
592 (noce_try_cmove_arith): Likewise.
593 (noce_try_sign_mask): LIkewise.
594 * expr.c (compress_float_constant): Update rtx_cost calls.
595 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
596 (addr_to_parts): Likewise.
597 (create_mem_ref): Likewise.
598 * dse.c (find_shift_sequence): Add speed argument.
599 (replace_read): Update call.
600 * calls.c (precompute_register_parameters): Update call of rtx_cost.
601 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
602 * neg_cost, shift_cost, shiftadd_cost,
603 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
604 mul_highpart_cost): Increase dimension.
605 (init_expmed): Initialize for both size and speed.
606 (expand_shift): Use profile.
607 (synth_mult): Use profile.
608 (choose_mult_variant): Use profile.
609 (expand_mult): Use profile.
610 (expand_mult_highpart_optab): Use profile.
611 (expand_mult_highpart): Use profile.
612 (expand_smod_pow2): Use profile.
613 (expand_divmod): Use profile.
614 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
615 * loop-invariant.c (create_new_invariant): Use profile.
616 (gain_for_invariant): Add speed parameter.
617 (best_gain_for_invariant): Likewise.
618 (find_invariants_to_move): Likewise.
619 (move_single_loop_invariants): Set it.
620 * target-def.h (TARGET_RTX_COSTS): Use hook.
621 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
622 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
623 * output.h (default_address_cost): Update prototype.
624 * combine.c (optimize_this_for_speed_p): New static var.
625 (combine_validate_cost): Update call of rtx_cost.
626 (combine_instructions): Set optimize_this_for_speed_p.
627 (expand_compound_operation): Update call of rtx_cost.
628 (make_extraction):Update call of rtx_cost.
629 (force_to_mode):Update call of rtx_cost.
630 (distribute_and_simplify_rtx):Update call of rtx_cost.
631 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
632 (estimate_reg_pressure_cost): Update prototype.
633 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
634 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
636 * config/alpha/alpha.c (alpha_rtx_costs): Update.
637 (alpha_rtx_costs): Update.
638 * config/frv/frv.c (frv_rtx_costs): Update.
639 * config/s390/s390.c (s390_rtx_costs): Update.
640 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
641 (m32c_rtx_costs): Update.
642 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
643 (spu_rtx_costs): Update.
644 * config/sparc/sparc.c (sparc_rtx_costs): Update.
645 * config/m32r/m32r.c (m32r_rtx_costs): Update.
646 * config/i386/i386.c (:ix86_address_cost): Update.
647 (ix86_rtx_costs): Update.
648 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
649 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
650 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
651 * config/crx/crx.c (crx_address_cost): Update.
652 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
653 * config/stormy16/stormy16.c
654 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
655 * config/m68hc11/m68hc11.c
656 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
657 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
658 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
659 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
660 * config/ia64/ia64.c (ia64_rtx_costs): Update.
661 * config/m68k/m68k.c (m68k_rtx_costs): Update.
662 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
663 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
664 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
665 (mcore_rtx_costs): update.
666 * config/score/score3.c (score3_rtx_costs): Update.
667 * config/score/score7.c (score7_rtx_costs): Update.
668 * config/score/score3.h (score3_rtx_costs):Update.
669 * config/score/score7.h (score7_rtx_costs): Update.
670 * config/score/score.c (score_rtx_costs): Update.
671 * config/arm/arm.c (arm_address_cost): Update.
672 (arm_rtx_costs_1): Update.
673 (arm_rtx_costs_1): Update.
674 (arm_size_rtx_costs): Update.
675 (arm_size_rtx_costs): Update.
676 (arm_size_rtx_costs): Update.
677 (arm_xscale_rtx_costs): Update.
678 (arm_thumb_address_cost): Update.
679 * config/pa/pa.c (hppa_address_cost): Update.
680 * config/mips/mips.c (mips_rtx_costs): Update.
681 * config/vax/vax.c (vax_address_cost): Update.
682 * config/h8300/h8300.c (h8300_shift_costs): Update.
683 (h8300_rtx_costs): Update.
684 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
685 (v850_rtx_costs): Update.
686 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
688 (bfin_address_cost): Update.
689 (bfin_rtx_costs): Update.
690 * stmt.c (lshift_cheap_p): Update.
692 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
695 * expmed.c (extract_bit_field_1): Check the mode size to make
696 sure the vector modes have the same size.
698 2008-08-29 Michael Meissner <gnu@the-meissners.org>
700 * dojump.c (top level): Include basic-block.h to declare
701 optimize_insn_for_speed_p
703 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
705 * opts.h (CL_SAVE): New option class for marking options that are
706 target specific options usable in the target attribute.
707 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
709 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
710 can easily find the target specific options that are safe to use
711 in the attribute or pragma.
713 * attribs.c (decl_attributes): Change #pragma GCC option to
714 #pragma GCC target, and attribute((option(...))) to
715 attribute((target(...))).
717 * doc/extend.texi (target attribute): Change from option
718 attribute. Delete push/pop/reset.
719 (#pragma GCC target): Change from #pragma GCC option. Delete
721 (#pragma GCC push_options): Document new pragma.
722 (#pragma GCC pop_options): Document new pragma.
723 (#pragma GCC reset_options): Document new pragma.
725 * targhooks.c (default_target_option_valid_attribute_p): Add
726 warning about port not supporting target attributes.
727 (default_target_option_pragma_parse): New function, warn about
728 #pragma GCC target not being supported.
730 * targhooks.h (default_target_option_pragma_parse): Add
733 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
734 TI_CURRENT_OPTION_PRAGMA.
735 (current_target_pragma): Rename from current_option_pragma.
737 * target.h: (struct target_option): Delete booleans for changing
738 the optimization level on hot/cold functions. Change signature of
739 pragma_parse hook to take a second tree.
741 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
743 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
744 that the declaration is done at global scope.
746 * langhooks.c (add_builtin_function_common): Move most of the code
747 from add_builtin_function here, calling the hook passed in.
748 (add_builtin_function): Call add_builtin_function_common with
749 standard builtin hook.
750 (add_builtin_function_ext_scope): New function to add builtins to
753 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
755 (add_builtin_function_ext_scope): Add declaration.
757 * c-pragma.c (handle_pragma_target): Rename from
758 handle_pragma_option, #pragma GCC option is now #pragma GCC
759 target. Move warning about port not supporting target options to
760 default pragma parse hook. Remove push/pop/reset from this
762 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
763 (option_stack): Delete static variable.
764 (optimize_stack): Ditto.
765 (optons_stack): New stack of saved target and optimization
767 (handle_pragma_push_options): New function to handle pushing both
768 target and optimization options.
769 (handle_pragma_pop_options): New function to handle popping both
770 target and optimization options.
771 (handle_pragma_reset_options): New function to handle resetting
772 both target and optimization options to their initial state.
773 (init_pragma): Rename handle_pragma_option to
774 handle_pragma_target. Add support for push_options, pop_options,
775 and reset_options pragmas.
777 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
778 default_target_option_pragma_parse.
779 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
780 default_target_option_valid_attribute_p.
781 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
782 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
783 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
784 optimization level on hot/cold functions.
786 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
787 if the caller and callee have different optimization levels.
789 * c-common.c (handle_target_attribute): Rename from
790 handle_option_attribute, attribute((option(...))) is now
791 attribute((target(...))). Move warning if the port does not
792 support target attributes to the default hook.
793 (handle_hot_attribute): Delete code to change the optimization
794 level of hot functions.
795 (handle_cold_attribute): Ditto.
797 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
798 argument that is the binary tree options to use if there are no
799 arguments. Call ix86_valid_target_attribute_tree instead of
800 ix86_valid_option_attribute_tree.
801 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
802 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
803 ix86_pragma_option_parse.
805 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
806 Rename from ix86_valid_option_attribute_tree.
808 * config/i386/i386.c (ix86_add_new_builtins): New function to add
809 new builtins when the ISA changes.
810 (ix86_valid_target_attribute_tree): Rename from
811 ix86_valid_option_attribute_tree. Change callers. If the
812 function specified optimization options, use those as the starting
813 point before setting up the target attributes. If the
814 optimization options were changed in the course of setting the
815 target attributes, record the new optimization options.
816 (ix86_valid_target_attribute_tree_inner_p): Rename from
817 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
818 ix86_add_new_builtins if the ISA changed.
819 (ix86_valid_target_attribute_p): Rename from
820 ix86_valid_option_attribute_p. Change callers.
821 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
822 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
823 as delayed builtin functions.
824 (struct builtin_isa): New structure to record builtin functions
825 that should be delayed until the ISA for that function is used.
826 (ix86_builtins_isa): Change from int to struct to track builtin
827 functions we want to declare at some point.
828 (def_builtin): If the front end can delay defining the builtin
829 functions, don't create builtins for ISAs not part of the default
831 (def_builtin_const): Ditto.
832 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
833 __builtin_ia32_pcmov_v2di to be different builtin functions.
834 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
835 a structure instead of an int.
836 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
837 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
838 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
839 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
842 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
843 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
845 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
846 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
847 (LANG_HOOKS_INITIALIZER): Add
848 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
850 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
853 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
854 the reload address with the index register for SFmode
855 access with a displacement.
857 2008-08-30 Jan Hubicka <jh@suse.cz>
859 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
860 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
861 * dojump.c (do_jump): Likewise.
862 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
863 (note-if_info): Add BRANCH_COST.
864 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
865 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
866 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
868 * expr.h (BRANCH_COST): Update default.
869 * predict.c (predictable_edge_p): New function.
870 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
871 Update BRANCH_COST call.
872 * basic-block.h (predictable_edge_p): Declare.
873 * config/alpha/alpha.h (BRANCH_COST): Update.
874 * config/frv/frv.h (BRANCH_COST): Update.
875 * config/s390/s390.h (BRANCH_COST): Update.
876 * config/spu/spu.h (BRANCH_COST): Update.
877 * config/sparc/sparc.h (BRANCH_COST): Update.
878 * config/m32r/m32r.h (BRANCH_COST): Update.
879 * config/i386/i386.h (BRANCH_COST): Update.
880 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
881 * config/sh/sh.h (BRANCH_COST): Update.
882 * config/pdp11/pdp11.h (BRANCH_COST): Update.
883 * config/avr/avr.h (BRANCH_COST): Update.
884 * config/crx/crx.h (BRANCH_COST): Update.
885 * config/xtensa/xtensa.h (BRANCH_COST): Update.
886 * config/stormy16/stormy16.h (BRANCH_COST): Update.
887 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
888 * config/iq2000/iq2000.h (BRANCH_COST): Update.
889 * config/ia64/ia64.h (BRANCH_COST): Update.
890 * config/rs6000/rs6000.h (BRANCH_COST): Update.
891 * config/arc/arc.h (BRANCH_COST): Update.
892 * config/score/score.h (BRANCH_COST): Update.
893 * config/arm/arm.h (BRANCH_COST): Update.
894 * config/pa/pa.h (BRANCH_COST): Update.
895 * config/mips/mips.h (BRANCH_COST): Update.
896 * config/vax/vax.h (BRANCH_COST): Update.
897 * config/h8300/h8300.h (BRANCH_COST): Update.
898 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
899 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
900 * doc/tm.texi (BRANCH_COST): Update.
902 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
905 * config/arm/arm.c (arm_optimization_options): Set
906 flag_section_anchors to 2 instead of 1 to distinguish it from
907 -fsection-anchors given explicitely on the command line.
909 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
911 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
912 final insn of a split.
914 2008-08-30 Jan Hubicka <jh@suse.cz>
916 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
918 * final.c (compute_alignments): Use optimize_bb_for_size_p.
919 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
920 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
921 flag_gcse_after_reload_set): New static vars.
922 (common_handle_option): Enable those flags for profile-use.
923 (decode_options): Remove optimize_size flags that are handled
924 on higher granuality.
925 * tree-vectorizer.c (vectorize_loops): Use
926 optimize_loop_nest_for_speed_p.
927 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
928 * tree-predcom.c (tree_predictive_commoning): Use
929 optimize_loop_for_speed_p.
930 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
931 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
932 * predict.c (optimize_loop_for_speed_p): Fix walk.
934 2008-08-30 Jan Hubicka <jh@suse.cz>
936 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
938 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
939 profile presence locally.
941 2008-08-29 Joseph Myers <joseph@codesourcery.com>
944 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
947 2008-08-29 Jan Hubicka <jh@suse.cz>
949 * tree-inline.c (insert_init_stmt): Insert sequence even when
952 2008-08-29 Jeff Law <law@redhat.com>
954 * mn10300.c (mn10300_secondary_reload_class): We need secondary
955 reloads for AM33-2 if IN is a pseudo with an equivalent memory
956 location and class is an FP register.
958 2008-08-29 Jan Hubicka <jh@suse.cz>
960 * see.c (see_merge_one_def_extension): Silence used uninitialized
962 * matrix-reorg.c (check_allocation_function): Likewise.
963 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
965 2008-08-29 Jakub Jelinek <jakub@redhat.com>
968 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
969 compute new & and | in type rather than TREE_TYPE (arg0).
971 * dwarf2out.c (fortran_common): Update comment.
972 (gen_variable_die): Swap com_die and var_die variables in Fortran
973 COMMON block handling code.
975 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
977 * dwarf2out.c (gen_const_die): New function.
978 (size_of_die, value_format, output_die): Output larger
979 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
980 (native_encode_initializer): New function.
981 (tree_add_const_value_attribute): Call it.
982 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
984 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
985 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
986 TREE_THIS_VOLATILE to add_type_attribute.
988 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
990 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
993 * dwarf2out.c (loc_by_reference): New function.
994 (add_location_or_const_value_attribute): Use it.
997 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
998 as DW_TAG_variable children of DW_TAG_common_block rather than
999 DW_TAG_member children. Put DW_AT_external to individual
1000 DW_TAG_variable DIEs, not to DW_TAG_common_block.
1002 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
1003 loc_descriptor_from_tree_1.
1007 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
1008 arguments to imported_module_or_decl.
1009 (debug_nothing_tree_tree): Removed.
1010 (debug_nothing_tree_tree_tree_bool): New prototype.
1011 * debug.c (do_nothing_debug_hooks): Adjust.
1012 (debug_nothing_tree_tree): Removed.
1013 (debug_nothing_tree_tree_tree_bool): New function.
1014 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
1015 (gen_variable_die): Put all common vars for the
1016 same COMMON block under one DW_TAG_common_block.
1017 (declare_in_namespace): Return new context_die, for Fortran
1018 return the module DIE instead of adding extra declarations into
1020 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
1021 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
1022 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
1024 (dwarf2out_global_decl): Don't skip Fortran global vars.
1025 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
1026 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
1027 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
1028 DW_TAG_imported_declaration as child of previous
1029 DW_TAG_imported_module.
1030 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
1031 * sdbout.c (sdb_debug_hooks): Likewise.
1032 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1034 2008-08-29 Jan Hubicka <jh@suse.cz>
1036 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
1038 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
1039 * ipa-cp.c (n_cloning_candidates): New static variable.
1040 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
1041 (ipcp_print_all_lattices): Improve debug output.
1042 (ipcp_cloning_candidate_p): New function.
1043 (ipcp_initialize_node_lattices): Use it.
1044 (ipcp_init_stage): Do only analyzis here; prettier debug output.
1045 (ipcp_propagate_stage): Prettier debug output.
1046 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
1047 (ipcp_print_all_structures): Remove.
1048 (ipcp_need_redirect_p): Test !n_cloning_candidates.
1049 (ipcp_insert_stage): Prettier debug output; call
1050 cgraph_remove_unreachable_nodes before propagating.
1051 (pass_ipa_cp): Schedule function removal pass.
1052 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
1054 (cgraph_maybe_hot_edge_p): Move to ...
1055 * predict.c (cgraph_maybe_hot_edge_p) ... here.
1056 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
1057 (common_handle_option): Set them; enable ipa-cp when profiling.
1058 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
1059 (ipa_print_all_jump_functions): Likewise.
1060 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
1061 (ipa_print_node_params, ipa_print_all_params): New.
1062 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
1063 ipa_print_all_param_flags): Remove.
1064 (ipa_print_node_params, ipa_print_all_params): New.
1066 2008-08-29 Bob Wilson <bob.wilson@acm.org>
1068 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
1069 change from 2008-04-03.
1070 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
1072 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1076 * ira-color.c (push_allocnos_to_stack): Truncate
1077 removed_splay_allocno_vec.
1079 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1082 * ira-color (ira_fast_allocation): Don't assign hard registers to
1085 2008-08-29 Jan Hubicka <jh@suse.cz>
1088 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
1089 for cold internal loops.
1091 2008-08-29 Richard Guenther <rguenther@suse.de>
1093 * tree-ssa-structalias.c (create_variable_info_for): Do not
1094 create fields for heap vars or vars with a noalias state.
1095 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
1098 2008-08-29 Richard Guenther <rguenther@suse.de>
1100 * common.opt (ftree-store-ccp): Mark as preserved for
1101 backward compatibility.
1102 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
1103 * tree-pass.h (pass_store_ccp): Remove.
1104 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
1105 (first_vdef): Remove declaration.
1106 (get_value_loaded_by): Likewise.
1107 * tree-ssa-ccp.c (do_store_ccp): Remove.
1108 (get_default_value): Simplify as do_store_ccp is always false
1109 now. Do not initialize mem_ref.
1110 (set_value_varying): Likewise.
1111 (canonicalize_float_value): Likewise.
1112 (set_lattice_value): Likewise.
1113 (likely_value): Likewise.
1114 (surely_varying_stmt_p): Likewise.
1115 (ccp_initialize): Likewise.
1116 (ccp_lattice_meet): Likewise.
1117 (ccp_visit_phi_node): Likewise.
1118 (ccp_fold): Likewise.
1119 (evaluate_stmt): Likewise.
1120 (visit_assignment): Likewise.
1121 (ccp_visit_stmt): Likewise.
1122 (execute_ssa_ccp): Fold into ...
1123 (do_ssa_ccp): ... this.
1124 (do_ssa_store_ccp): Remove.
1125 (gate_store_ccp): Likewise.
1126 (pass_store_ccp): Likewise.
1127 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
1129 * tree-ssa-propagate.c (first_vdef): Remove.
1130 (get_value_loaded_by): Likewise.
1131 (replace_vuses_in): Likewise.
1132 (substitute_and_fold): Do not call replace_vuses_in.
1133 * opts.c (decode_options): Do not set flag_tree_store_ccp.
1135 2008-08-29 Richard Guenther <rguenther@suse.de>
1138 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
1139 PARAM_NOALIAS tags with is_heapvar.
1140 * tree-ssa-operands.c (access_can_touch_variable): Offset
1141 based tests do not apply for heapvars. Fix offset test.
1143 2008-08-29 Jan Hubicka <jh@suse.cz>
1145 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
1146 (-fipa-cp-clone): Enabled by default at -O3.
1147 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
1148 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
1150 2008-08-29 Jan Hubicka <jh@suse.cz>
1152 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
1154 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
1156 * gimple.c (giple_copy_call_skip_args): New function.
1157 (giple_copy_call_skip_args): Declare.
1159 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
1160 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
1161 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
1162 (ipcp_create_replace_map): Improve debug output.
1163 (ipcp_need_redirect_p): Return false when not clonning.
1164 (ipcp_update_callgraph): Skip args.
1165 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
1167 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
1168 (save_inline_function_body): Update call of tree_function_versioning.
1169 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
1170 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
1171 (tree_function_versioning): Likewise.
1172 * tree-inline.h (tree_function_versioning): Update prototype.
1174 2008-08-29 Jan Hubicka <jh@suse.cz>
1176 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
1177 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
1178 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
1179 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
1180 * value-prof.c (gimple_divmod_fixed_value_transform,
1181 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
1182 gimple_stringops_transform): Use optimize_bb_for_size_p.
1183 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
1184 * final.c (compute_alignments): Use optimize_function_for_size_p.
1185 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
1186 (fold_builtin_strcpy, fold_builtin_fputs): Use
1187 optimize_function_for_size_p.
1188 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
1189 * recog.c (relax_delay_slots): Likewise.
1190 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
1191 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
1192 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
1193 optimize_function_for_size_p.
1194 (cgraph_decide_inlining_of_small_function): Use
1195 optimize_function_for_size_p.
1196 * global.c (find_reg): Use optimize_function_for_size_p.
1197 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
1198 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
1199 flag_prefetch_loop_arrays. Those can work it out from profile.
1200 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
1201 optimize_loop_for_speed_p.
1202 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
1204 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
1205 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
1206 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
1207 * local-alloc.c (block_alloc): Pass BB pointer.
1208 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
1209 * gcse.c (gcse_main): Use optimize_function_for_size_p.
1210 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
1211 (decide_peel_completely): Likewise.
1212 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
1213 optimize_loop_for_size_p.
1214 (vect_enhance_data_refs_alignment): Likewise.
1215 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
1216 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
1217 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
1218 (try_crossjump_bb): Use optimize_bb_for_size_p.
1219 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
1220 optimize_loop_for_speed_p.
1221 * bb-reorder.c (find_traces_1_round): Likewise.
1222 (copy_bb): Use optimize_bb_for_speed_p.
1223 (duplicate_computed_gotos): Likewise.
1224 * basic-block.h (optimize_loop_nest_for_size_p,
1225 optimize_loop_nest_for_speed_p): New.
1226 * stmt.c (expand_case): Use optimize_insn_for_size_p.
1228 2008-08-29 Tristan Gingold <gingold@adacore.com>
1230 * gcov.c (main): Call expandargv.
1232 2008-08-29 Jan Hubicka <jh@suse.cz>
1234 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
1236 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1238 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
1239 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1241 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
1243 2008-08-29 Jan Hubicka <jh@suse.cz>
1245 * tree-pass.h (pass_strip_predict_hints): Declare.
1246 * predict.c (strip_builtin_expect): Rename to ...
1247 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
1248 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
1249 (tree_estimate_probability): Do not strip builtin_expect.
1250 (pass_strip_predict_hints): New pass.
1251 * tree-inline.c (expand_call_inline): When inlining cold function, predict
1253 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
1255 2008-08-29 Richard Guenther <rguenther@suse.de>
1257 PR tree-optimization/37207
1258 * tree-vrp.c (extract_range_from_binary_expr): Also try
1259 to constant fold if only one of the operands is a constant.
1261 2008-08-29 Nick Clifton <nickc@redhat.com>
1263 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
1264 the same way as SYMBOL_REFs.
1266 2008-08-28 Bob Wilson <bob.wilson@acm.org>
1268 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
1270 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1272 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
1273 * config/mips/mips.md (branch_likely): Remove const. Fix
1275 (define_delay for type "branch"): Change to only apply for branch
1276 with likely variant.
1277 (define_delay for type "branch" and "branch_likely" no). New delay
1279 (equality_op): New code iterator.
1280 (bbv, bbinv): New code attributes.
1281 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
1284 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1285 Andrew Pinski <pinskia@gcc.gnu.org>
1288 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
1290 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
1292 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
1293 rule that a symbolic constant must be defined and >= 0 for the
1294 corresponding facility to be present at compile-time.
1295 * gthr-posix.c: Likewise.
1297 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1299 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
1300 * config/mips/mips.md (D): New mode attribute.
1301 (mulsi3, muldi3): Merge it into ...
1302 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
1304 (muldi3_mul3): New pattern.
1305 (mulsi3_mult3): Rename to mulsi3_mul3.
1307 2008-08-28 Jan Hubicka <jh@suse.cz>
1309 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
1311 * predict.c (always_optimize_for_size_p): Rename to ...
1312 (optimize_function_for_size): ... this one; make extern.
1313 (optimize_function_for_speed_p): New.
1314 (optimize_bb_for_size_p, optimize_bb_for_size_p,
1315 optimize_edge_for_size_p,optimize_edge_for_size_p,
1316 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
1317 * basic-block.h (optimize_function_for_size_p,
1318 optimize_function_for_speed_p): Declare.
1319 * i386.md (optimize_size checks): Replace them by appropriate
1321 (standard_80387_constant_p, ix86_compute_frame_layout,
1322 ix86_expand_epilogue, ix86_decompose_address,
1323 print_operand, emit_i387_cw_initialization,
1324 inline_memory_move_cost, ix86_pad_returns,
1325 ix86_reorg): Replace optimize_size checks.
1327 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
1329 * rtl.h (simplify_subreg_regno): Declare.
1330 * rtlanal.c (simplify_subreg_regno): New function, split out from...
1331 * simplify-rtx.c (simplify_subreg): ...here.
1332 * reload.c (find_reloads): Use simplify_subreg_regno instead of
1333 subreg_offset_representable_p.
1335 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1338 * c-typeck.c (convert_for_assignment): Give a note describing what
1339 was passed and what was expected.
1341 2008-08-28 Joey Ye <joey.ye@intel.com>
1343 * doc/extend.texi: Document AVX built-in functions.
1344 * doc/invoke.texi: Document -mavx.
1346 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
1347 Joey Ye <joey.ye@intel.com>
1348 Xuepeng Guo <xuepeng.guo@intel.com>
1350 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
1352 * config/i386/cpuid.h (bit_FMA): New.
1353 (bit_XSAVE): Likewise.
1354 (bit_OSXSAVE): Likewise.
1355 (bit_AVX): Likewise.
1357 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
1358 define. Use ASM_OUTPUT_AVX_PREFIX.
1360 * config/i386/gmmintrin.h: New.
1362 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
1363 (OPTION_MASK_ISA_AVX_SET): New.
1364 (OPTION_MASK_ISA_FMA_SET): Likewise.
1365 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
1366 (OPTION_MASK_ISA_FMA_SET): Likewise.
1367 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
1368 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
1369 (pta_flags): Add PTA_AVX and PTA_FMA.
1370 (override_options): Handle PTA_AVX and PTA_FMA.
1371 (init_cumulative_args): Handle warn_avx.
1372 (classify_argument): Return 0 for COImode and OImode. Return
1373 1 and X86_64_AVX_CLASS for 256bit vector types.
1374 (examine_argument): Handle X86_64_AVX_CLASS.
1375 (construct_container): Likewise.
1376 (function_arg_advance_32): Pass OImode and 256bit vector types
1378 (function_arg_advance_64): Take a new argument to indicate if a
1379 parameter is named. Handle 256bit vector types. Return
1380 immediately for unnamed 256bit vector mode parameters.
1381 (function_arg_advance): Updated.
1382 (function_arg_32): Add comments for TImode. Handle OImode
1383 and 256bit vector types.
1384 (function_arg_64): Take a new argument to indicate if a
1385 parameter is named. Handle 256bit vector types. Return NULL
1386 for unnamed 256bit vector mode parameters.
1387 (function_arg): Updated.
1388 (setup_incoming_varargs_64): Support
1389 AVX encoding for *sse_prologue_save_insn.
1390 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
1391 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
1392 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
1393 enabled, otherwise return -3.
1394 (standard_sse_constant_opcode): Handle AVX and 256bit vector
1396 (print_reg): Support AVX registers. Handle 'x' and 't'.
1397 Handle 'd' to duplicate the operand.
1398 (print_operand): Likewise. Also support AVX vector compare
1400 (output_387_binary_op): Support AVX.
1401 (output_fp_compare): Likewise.
1402 (ix86_expand_vector_move_misalign): Likewise.
1403 (ix86_attr_length_vex_default): New.
1404 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1405 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1406 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1407 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1408 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
1409 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1410 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
1411 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
1412 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
1413 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
1414 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
1415 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
1416 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
1417 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
1418 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1419 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
1420 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
1421 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1422 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
1423 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
1424 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
1425 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
1426 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
1427 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
1428 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
1429 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
1430 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
1431 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1432 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
1433 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
1434 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
1435 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
1436 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
1437 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
1438 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
1439 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
1440 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
1441 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
1442 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
1443 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
1444 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
1445 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
1446 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
1447 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
1448 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
1449 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
1450 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
1451 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
1452 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
1453 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
1454 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
1455 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
1456 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
1457 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
1458 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
1459 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
1460 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
1461 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
1462 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
1463 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
1464 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
1465 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
1466 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
1467 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
1468 and IX86_BUILTIN_MOVMSKPS256,
1469 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
1470 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
1471 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
1472 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
1473 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
1474 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
1475 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
1476 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
1477 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
1478 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
1479 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
1480 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
1481 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
1482 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
1483 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
1484 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
1485 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
1486 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
1487 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
1488 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
1489 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
1490 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
1491 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
1492 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
1493 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
1494 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
1495 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
1496 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
1497 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
1498 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
1499 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
1500 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
1501 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
1502 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
1503 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
1504 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
1505 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
1506 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
1507 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1508 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1509 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1510 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1511 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
1512 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
1513 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
1514 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
1515 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
1516 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
1517 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
1518 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
1519 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
1520 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
1521 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1522 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
1523 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1524 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
1525 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1526 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1528 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
1529 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
1530 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
1531 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
1532 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
1533 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
1534 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
1535 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
1536 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
1537 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
1538 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
1539 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
1540 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
1541 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
1542 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
1543 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
1544 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
1545 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
1546 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
1547 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
1548 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
1549 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
1550 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
1551 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
1552 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
1553 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
1554 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
1555 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
1556 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
1557 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
1558 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
1559 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
1560 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
1561 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
1562 IX86_BUILTIN_MOVMSKPS256.
1563 (ix86_init_mmx_sse_builtins): Support AVX builtins.
1564 (ix86_expand_args_builtin): Likewise.
1565 (ix86_expand_special_args_builtin): Likewise.
1566 (ix86_hard_regno_mode_ok): Handle AVX modes.
1567 (ix86_expand_vector_init_duplicate): Likewise.
1568 (ix86_expand_vector_init_one_nonzero): Likewise.
1569 (ix86_expand_vector_init_one_var): Likewise.
1570 (ix86_expand_vector_init_concat): Likewise.
1571 (ix86_expand_vector_init_general): Likewise.
1572 (ix86_expand_vector_set): Likewise.
1573 (ix86_vector_mode_supported_p): Likewise.
1574 (x86_extended_reg_mentioned_p): Check INSN_P before using
1577 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
1578 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
1580 * config/i386/i386.h (TARGET_AVX): New.
1581 (TARGET_FMA): Likewise.
1582 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
1583 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
1584 (VALID_AVX256_REG_MODE): New.
1585 (AVX256_VEC_FLOAT_MODE_P): Likewise.
1586 (AVX_FLOAT_MODE_P): Likewise.
1587 (AVX128_VEC_FLOAT_MODE_P): Likewise.
1588 (AVX256_VEC_FLOAT_MODE_P): Likewise.
1589 (AVX_VEC_FLOAT_MODE_P): Likewise.
1590 (ASM_OUTPUT_AVX_PREFIX): Likewise.
1591 (ASM_OUTPUT_OPCODE): Likewise.
1592 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
1594 (SSE_REG_MODE_P): Allow 256bit vector modes.
1595 (ix86_args): Add a warn_avx field.
1597 * config/i386/i386.md (UNSPEC_PCMP): New.
1598 (UNSPEC_VPERMIL): Likewise.
1599 (UNSPEC_VPERMIL2): Likewise.
1600 (UNSPEC_VPERMIL2F128): Likewise.
1601 (UNSPEC_MASKLOAD): Likewise.
1602 (UNSPEC_MASKSTORE): Likewise.
1603 (UNSPEC_CAST): Likewise.
1604 (UNSPEC_VTESTP): Likewise.
1605 (UNSPECV_VZEROALL): Likewise.
1606 (UNSPECV_VZEROUPPER): Likewise.
1607 (XMM0_REG): Likewise.
1608 (XMM1_REG): Likewise.
1609 (XMM2_REG): Likewise.
1610 (XMM3_REG): Likewise.
1611 (XMM4_REG): Likewise.
1612 (XMM5_REG): Likewise.
1613 (XMM6_REG): Likewise.
1614 (XMM8_REG): Likewise.
1615 (XMM9_REG): Likewise.
1616 (XMM10_REG): Likewise.
1617 (XMM11_REG): Likewise.
1618 (XMM12_REG): Likewise.
1619 (XMM13_REG): Likewise.
1620 (XMM14_REG): Likewise.
1621 (XMM15_REG): Likewise.
1623 (prefix_vex_imm8): Likewise.
1624 (prefix_vex_w): Likewise.
1625 (length_vex): Likewise.
1628 (*avx_ashlti3): Likewise.
1629 (*avx_lshrti3): Likewise.
1630 (*avx_setcc<mode>): Likewise.
1631 (*fop_<mode>_comm_mixed_avx): Likewise.
1632 (*fop_<mode>_comm_avx): Likewise.
1633 (*fop_<mode>_1_mixed_avx): Likewise.
1634 (*fop_<mode>_1_avx): Likewise.
1635 (*avx_<code><mode>3): Likewise.
1636 (*avx_ieee_smin<mode>3): Likewise.
1637 (*avx_ieee_smax<mode>3): Likewise.
1638 (mode): Add OI, V8SF and V4DF.
1639 (length): Support VEX prefix.
1640 (*cmpfp_i_mixed): Set prefix attribute.
1641 (*cmpfp_i_sse): Likewise.
1642 (*cmpfp_iu_mixed): Likewise.
1643 (*cmpfp_iu_sse): Likewise.
1644 (*movsi_1): Support AVX.
1645 (*movdi_2): Likewise.
1646 (*movdi_1_rex64): Likewise.
1647 (*movti_internal): Likewise.
1648 (*movti_rex64): Likewise.
1649 (*movsf_1): Likewise.
1650 (*movdf_nointeger): Likewise.
1651 (*movdf_integer_rex64): Likewise.
1652 (*movtf_internal): Likewise.
1653 (zero_extendsidi2_32): Likewise.
1654 (zero_extendsidi2_rex64): Likewise.
1655 (*extendsfdf2_mixed): Likewise.
1656 (*extendsfdf2_sse): Likewise.
1657 (*truncdfsf_fast_mixed): Likewise.
1658 (*truncdfsf_fast_sse): Likewise.
1659 (*truncdfsf_mixed): Likewise.
1660 (fix_trunc<mode>di_sse): Likewise.
1661 (fix_trunc<mode>si_sse): Likewise.
1662 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
1663 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
1664 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
1665 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
1666 (*rcpsf2_sse): Likewise.
1667 (*rsqrtsf2_sse): Likewise.
1668 (*sqrt<mode>2_sse): Likewise.
1669 (sse4_1_round<mode>2): Likewise.
1670 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
1671 Support AVX. Set length attribute properly for AVX.
1673 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
1674 (VECTOR_MODES (FLOAT, 32)): Likewise.
1675 (VECTOR_MODE (INT, DI, 8)): Likewise.
1676 (VECTOR_MODE (INT, HI, 32)): Likewise.
1677 (VECTOR_MODE (INT, QI, 64)): Likewise.
1678 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
1679 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
1680 (VECTOR_MODE (INT, DI, 4)): Removed.
1681 (VECTOR_MODE (INT, SI, 8)): Likewise.
1682 (VECTOR_MODE (INT, HI, 16)): Likewise.
1683 (VECTOR_MODE (INT, QI, 32)): Likewise.
1684 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
1685 (INT_MODE (OI, 32)): Likewise.
1687 * config/i386/i386.opt (mavx): New.
1690 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
1692 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
1693 (*mov<mode>_internal_avx): New.
1694 (*movv2sf_internal_rex64_avx): Likewise.
1695 (*movv2sf_internal_avx): Likewise.
1697 * config/i386/predicates.md (const_4_to_5_operand): New.
1698 (const_6_to_7_operand): Likewise.
1699 (const_8_to_11_operand): Likewise.
1700 (const_12_to_15_operand): Likewise.
1701 (avx_comparison_float_operator): Likewise.
1703 * config/i386/sse.md (AVX256MODEI): New.
1704 (AVX256MODE): Likewise.
1705 (AVXMODEQI): Likewise.
1706 (AVXMODE): Likewise.
1707 (AVX256MODEF2P): Likewise.
1708 (AVX256MODE2P): Likewise.
1709 (AVX256MODE4P): Likewise.
1710 (AVX256MODE8P): Likewise.
1711 (AVXMODEF2P): Likewise.
1712 (AVXMODEF4P): Likewise.
1713 (AVXMODEDCVTDQ2PS): Likewise.
1714 (AVXMODEDCVTPS2DQ): Likewise.
1715 (avxvecmode): Likewise.
1716 (avxvecpsmode): Likewise.
1717 (avxhalfvecmode): Likewise.
1718 (avxscalarmode): Likewise.
1719 (avxcvtvecmode): Likewise.
1720 (avxpermvecmode): Likewise.
1721 (avxmodesuffixf2c): Likewise.
1722 (avxmodesuffixp): Likewise.
1723 (avxmodesuffixs): Likewise.
1724 (avxmodesuffix): Likewise.
1725 (vpermilbits): Likewise.
1726 (pinsrbits): Likewise.
1727 (mov<mode>): Likewise.
1728 (*mov<mode>_internal): Likewise.
1729 (push<mode>1): Likewise.
1730 (movmisalign<mode>): Likewise.
1731 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1732 (avx_movdqu<avxmodesuffix>): Likewise.
1733 (avx_lddqu<avxmodesuffix>): Likewise.
1734 (<plusminus_insn><mode>3): Likewise.
1735 (*avx_<plusminus_insn><mode>3): Likewise.
1736 (*avx_vm<plusminus_insn><mode>3): Likewise.
1737 (mul<mode>3): Likewise.
1738 (*avx_mul<mode>3): Likewise.
1739 (*avx_vmmul<mode>3): Likewise.
1740 (divv8sf3): Likewise.
1741 (divv4df3): Likewise.
1742 (avx_div<mode>3): Likewise.
1743 (*avx_div<mode>3): Likewise.
1744 (*avx_vmdiv<mode>3): Likewise.
1745 (avx_rcpv8sf2): Likewise.
1746 (*avx_vmrcpv4sf2): Likewise.
1747 (sqrtv8sf2): Likewise.
1748 (avx_sqrtv8sf2): Likewise.
1749 (*avx_vmsqrt<mode>2): Likewise.
1750 (rsqrtv8sf2): Likewise.
1751 (avx_rsqrtv8sf2): Likewise.
1752 (*avx_vmrsqrtv4sf2): Likewise.
1753 (<code><mode>3): Likewise.
1754 (*avx_<code><mode>3_finite): Likewise.
1755 (*avx_<code><mode>3): Likewise.
1756 (*avx_vm<code><mode>3): Likewise.
1757 (*avx_ieee_smin<mode>3): Likewise.
1758 (*avx_ieee_smax<mode>3): Likewise.
1759 (avx_addsubv8sf3): Likewise.
1760 (avx_addsubv4df3): Likewise.
1761 (*avx_addsubv4sf3): Likewise.
1762 (*avx_addsubv2df3): Likewise.
1763 (avx_h<plusminus_insn>v4df3): Likewise.
1764 (avx_h<plusminus_insn>v8sf3): Likewise.
1765 (*avx_h<plusminus_insn>v4sf3): Likewise.
1766 (*avx_h<plusminus_insn>v2df3): Likewise.
1767 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
1768 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
1769 (*avx_maskcmp<mode>3): Likewise.
1770 (avx_nand<mode>3): Likewise.
1771 (*avx_<code><mode>3): Likewise.
1772 (*avx_nand<mode>3): Likewise.
1773 (*avx_<code><mode>3): Likewise.
1774 (*avx_cvtsi2ss): Likewise.
1775 (*avx_cvtsi2ssq): Likewise.
1776 (*avx_cvtsi2sd): Likewise.
1777 (*avx_cvtsi2sdq): Likewise.
1778 (*avx_cvtsd2ss): Likewise.
1779 (avx_cvtss2sd): Likewise.
1780 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
1781 (avx_cvtps2dq<avxmodesuffix>): Likewise.
1782 (avx_cvttps2dq<avxmodesuffix>): Likewise.
1783 (*avx_cvtsi2sd): Likewise.
1784 (*avx_cvtsi2sdq): Likewise.
1785 (avx_cvtdq2pd256): Likewise.
1786 (avx_cvtpd2dq256): Likewise.
1787 (avx_cvttpd2dq256): Likewise.
1788 (*avx_cvtsd2ss): Likewise.
1789 (*avx_cvtss2sd): Likewise.
1790 (avx_cvtpd2ps256): Likewise.
1791 (avx_cvtps2pd256): Likewise.
1792 (*avx_movhlps): Likewise.
1793 (*avx_movlhps): Likewise.
1794 (avx_unpckhps256): Likewise.
1795 (*avx_unpckhps): Likewise.
1796 (avx_unpcklps256): Likewise.
1797 (*avx_unpcklps): Likewise.
1798 (avx_movshdup256): Likewise.
1799 (avx_movsldup256): Likewise.
1800 (avx_shufps256): Likewise.
1801 (avx_shufps256_1): Likewise.
1802 (*avx_shufps_<mode>): Likewise.
1803 (*avx_loadhps): Likewise.
1804 (*avx_storelps): Likewise.
1805 (*avx_loadlps): Likewise.
1806 (*avx_movss): Likewise.
1807 (*vec_dupv4sf_avx): Likewise.
1808 (*vec_concatv2sf_avx): Likewise.
1809 (*vec_concatv4sf_avx): Likewise.
1810 (*vec_setv4sf_0_avx): Likewise.
1811 (*vec_setv4sf_avx): Likewise.
1812 (*avx_insertps): Likewise.
1813 (avx_vextractf128<mode>): Likewise.
1814 (vec_extract_lo_<mode>): Likewise.
1815 (vec_extract_hi_<mode>): Likewise.
1816 (vec_extract_lo_<mode>): Likewise.
1817 (vec_extract_hi_<mode>): Likewise.
1818 (vec_extract_lo_v16hi): Likewise.
1819 (vec_extract_hi_v16hi): Likewise.
1820 (vec_extract_lo_v32qi): Likewise.
1821 (vec_extract_hi_v32qi): Likewise.
1822 (avx_unpckhpd256): Likewise.
1823 (*avx_unpckhpd): Likewise.
1824 (avx_movddup256): Likewise.
1825 (*avx_movddup): Likewise.
1826 (avx_unpcklpd256): Likewise.
1827 (*avx_unpcklpd): Likewise.
1828 (avx_shufpd256): Likewise.
1829 (avx_shufpd256_1): Likewise.
1830 (*avx_punpckhqdq): Likewise.
1831 (*avx_punpcklqdq): Likewise.
1832 (*avx_shufpd_<mode>): Likewise.
1833 (*avx_storehpd): Likewise.
1834 (*avx_loadhpd): Likewise.
1835 (*avx_loadlpd): Likewise.
1836 (*avx_movsd): Likewise.
1837 (*vec_concatv2df_avx): Likewise.
1838 (*avx_<plusminus_insn><mode>3): Likewise.
1839 (*avx_<plusminus_insn><mode>3): Likewise.
1840 (*avx_mulv8hi3): Likewise.
1841 (*avxv8hi3_highpart): Likewise.
1842 (*avx_umulv8hi3_highpart): Likewise.
1843 (*avx_umulv2siv2di3): Likewise.
1844 (*avx_mulv2siv2di3): Likewise.
1845 (*avx_pmaddwd): Likewise.
1846 (*avx_mulv4si3): Likewise.
1847 (*avx_ashr<mode>3): Likewise.
1848 (*avx_lshr<mode>3): Likewise.
1849 (*avx_ashl<mode>3): Likewise.
1850 (*avx_<code><mode>3): Likewise.
1851 (*avx_eq<mode>3): Likewise.
1852 (*avx_gt<mode>3): Likewise.
1853 (*avx_nand<mode>3): Likewise.
1854 (*avx_nand<mode>3): Likewise.
1855 (*avx_<code><mode>3): Likewise.
1856 (*avx_<code><mode>3): Likewise.
1857 (*avx_packsswb): Likewise.
1858 (*avx_packssdw): Likewise.
1859 (*avx_packuswb): Likewise.
1860 (*avx_punpckhbw): Likewise.
1861 (*avx_punpcklbw): Likewise.
1862 (*avx_punpckhwd): Likewise.
1863 (*avx_punpcklwd): Likewise.
1864 (*avx_punpckhdq): Likewise.
1865 (*avx_punpckldq): Likewise.
1866 (*avx_pinsr<avxmodesuffixs>): Likewise.
1867 (*avx_pinsrq): Likewise.
1868 (*avx_loadld): Likewise.
1869 (*vec_extractv2di_1_rex64_avx): Likewise.
1870 (*vec_extractv2di_1_avx): Likewise.
1871 (*vec_dupv2di_avx): Likewise.
1872 (*vec_concatv2si_avx): Likewise.
1873 (*vec_concatv4si_1_avx): Likewise.
1874 (*vec_concatv2di_avx): Likewise.
1875 (*vec_concatv2di_rex64_avx): Likewise.
1876 (*avx_uavgv16qi3): Likewise.
1877 (*avx_uavgv8hi3): Likewise.
1878 (*avx_psadbw): Likewise.
1879 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
1880 (*avx_phaddwv8hi3): Likewise.
1881 (*avx_phadddv4si3): Likewise.
1882 (*avx_phaddswv8hi3): Likewise.
1883 (*avx_phsubwv8hi3): Likewise.
1884 (*avx_phsubdv4si3): Likewise.
1885 (*avx_phsubswv8hi3): Likewise.
1886 (*avx_pmaddubsw128): Likewise.
1887 (*avx_pmulhrswv8hi3): Likewise.
1888 (*avx_pshufbv16qi3): Likewise.
1889 (*avx_psign<mode>3): Likewise.
1890 (*avx_palignrti): Likewise.
1891 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1892 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1893 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1894 (*avx_mpsadbw): Likewise.
1895 (*avx_packusdw): Likewise.
1896 (*avx_pblendvb): Likewise.
1897 (*avx_pblendw): Likewise.
1898 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1899 (avx_ptest256): Likewise.
1900 (avx_roundp<avxmodesuffixf2c>256): Likewise.
1901 (*avx_rounds<ssemodesuffixf2c>): Likewise.
1902 (*avx_aesenc): Likewise.
1903 (*avx_aesenclast): Likewise.
1904 (*avx_aesdec): Likewise.
1905 (*avx_aesdeclast): Likewise.
1906 (avx_vzeroupper): Likewise.
1907 (avx_vzeroupper_rex64): Likewise.
1908 (avx_vpermil<mode>): Likewise.
1909 (avx_vpermilvar<mode>3): Likewise.
1910 (avx_vpermil2<mode>3): Likewise.
1911 (avx_vperm2f128<mode>3): Likewise.
1912 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1913 (avx_vbroadcastss256): Likewise.
1914 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
1915 (avx_vinsertf128<mode>): Likewise.
1916 (vec_set_lo_<mode>): Likewise.
1917 (vec_set_hi_<mode>): Likewise.
1918 (vec_set_lo_<mode>): Likewise.
1919 (vec_set_hi_<mode>): Likewise.
1920 (vec_set_lo_v16hi): Likewise.
1921 (vec_set_hi_v16hi): Likewise.
1922 (vec_set_lo_v32qi): Likewise.
1923 (vec_set_hi_v32qi): Likewise.
1924 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1925 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1926 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
1927 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
1928 (vec_init<mode>): Likewise.
1929 (*vec_concat<mode>_avx): Likewise.
1930 (blendbits): Support V8SF and V4DF.
1931 (sse2_movq128): Support AVX.
1932 (<sse>_movnt<mode>): Likewise.
1933 (sse2_movntv2di): Likewise.
1934 (sse_rcpv4sf2): Likewise.
1935 (sse_sqrtv4sf2): Likewise.
1936 (sse_rsqrtv4sf2): Likewise.
1937 (<sse>_comi): Likewise.
1938 (<sse>_ucomi): Likewise.
1939 (sse_cvtss2si): Likewise.
1940 (sse_cvtss2si_2): Likewise.
1941 (sse_cvtss2siq): Likewise.
1942 (sse_cvtss2siq_2): Likewise.
1943 (sse_cvttss2si): Likewise.
1944 (sse_cvttss2siq): Likewise.
1945 (sse2_cvtsd2si): Likewise.
1946 (sse2_cvtsd2si_2): Likewise.
1947 (sse2_cvtsd2siq): Likewise.
1948 (sse2_cvtsd2siq_2): Likewise.
1949 (sse2_cvttsd2si): Likewise.
1950 (sse2_cvttsd2siq): Likewise.
1951 (sse2_cvtdq2pd): Likewise.
1952 (*sse2_cvtpd2dq): Likewise.
1953 (*sse2_cvttpd2dq): Likewise.
1954 (*sse2_cvtpd2ps): Likewise.
1955 (sse2_cvtps2pd): Likewise.
1956 (sse3_movshdup): Likewise.
1957 (sse3_movsldup): Likewise.
1958 (sse_storehps): Likewise.
1959 (*sse4_1_extractps): Likewise.
1960 (sse2_storelpd): Likewise.
1961 (vec_dupv2df_sse3): Likewise.
1962 (*vec_concatv2df_sse3): Likewise.
1963 (*sse4_1_pextrb): Likewise.
1964 (*sse4_1_pextrb_memory): Likewise.
1965 (*sse2_pextrw): Likewise.
1966 (*sse4_1_pextrw_memory): Likewise.
1967 (*sse4_1_pextrd): Likewise.
1968 (*sse4_1_pextrq): Likewise.
1969 (sse2_pshufd_1): Likewise.
1970 (sse2_pshuflw_1): Likewise.
1971 (sse2_pshufhw_1): Likewise.
1972 (*sse2_storeq_rex64): Likewise.
1973 (*vec_dupv4si): Likewise.
1974 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
1975 (sse2_pmovmskb): Likewise.
1976 (*sse2_maskmovdqu): Likewise.
1977 (*sse2_maskmovdqu_rex64): Likewise.
1978 (sse_ldmxcsr): Likewise.
1979 (sse_stmxcsr): Likewise.
1980 (abs<mode>2): Likewise.
1981 (sse4_1_movntdqa): Likewise.
1982 (sse4_1_phminposuw): Likewise.
1983 (sse4_1_extendv8qiv8hi2): Likewise.
1984 (*sse4_1_extendv8qiv8hi2): Likewise.
1985 (sse4_1_extendv4qiv4si2): Likewise.
1986 (*sse4_1_extendv4qiv4si2): Likewise.
1987 (sse4_1_extendv2qiv2di2): Likewise.
1988 (*sse4_1_extendv2qiv2di2): Likewise.
1989 (sse4_1_extendv4hiv4si2): Likewise.
1990 (*sse4_1_extendv4hiv4si2): Likewise.
1991 (sse4_1_extendv2hiv2di2): Likewise.
1992 (*sse4_1_extendv2hiv2di2): Likewise.
1993 (sse4_1_extendv2siv2di2): Likewise.
1994 (*sse4_1_extendv2siv2di2): Likewise.
1995 (sse4_1_zero_extendv8qiv8hi2): Likewise.
1996 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
1997 (sse4_1_zero_extendv4qiv4si2): Likewise.
1998 (*sse4_1_zero_extendv4qiv4si2): Likewise.
1999 (sse4_1_zero_extendv2qiv2di2): Likewise.
2000 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2001 (sse4_1_zero_extendv4hiv4si2): Likewise.
2002 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2003 (sse4_1_zero_extendv2hiv2di2): Likewise.
2004 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2005 (sse4_1_zero_extendv2siv2di2): Likewise.
2006 (*sse4_1_zero_extendv2siv2di2): Likewise.
2007 (sse4_1_ptest): Likewise.
2008 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
2009 (sse4_2_pcmpestri): Likewise.
2010 (sse4_2_pcmpestrm): Likewise.
2011 (sse4_2_pcmpistri): Likewise.
2012 (sse4_2_pcmpistrm): Likewise.
2014 (aeskeygenassist): Likewise.
2016 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
2018 * config/i386/predicates.md (vzeroall_operation): New.
2020 * config/i386/sse.md (avx_vzeroall): New.
2021 (*avx_vzeroall): Likewise.
2023 2008-08-28 Paul Brook <paul@codesourcery.com>
2024 Mark Shinwell <shinwell@codesourcery.com>
2025 Richard Earnshaw <richard.earnshaw@arm.com>
2027 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
2028 (TARGET_MIN_ANCHOR_OFFSET): New.
2029 (arm_override_options): Set correct anchor ranges for Thumb-1
2030 and Thumb-2 if required.
2031 (legitimize_pic_address): Handle case involving a TLS symbol
2032 reference with an addend.
2033 (arm_optimization_options): Enable section anchors at -O1 and
2035 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
2036 * config/arm/arm-protos.h (arm_optimization_options): New.
2038 2008-08-28 Nick Clifton <nickc@redhat.com>
2040 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
2041 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
2044 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
2045 * config/v850/v850.md (return): Remove frame size restriction.
2047 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
2049 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
2051 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
2053 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
2055 2008-08-28 Paul Brook <paul@codesourcery.com>
2057 * config/arm/vfp11.md: Update license notice.
2058 * config/arm/cortex-r4.md: Ditto.
2060 2008-08-28 Richard Guenther <rguenther@suse.de>
2062 PR tree-optimization/37207
2063 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
2066 2008-08-28 Dodji Seketeli <dodji@redhat.com>
2069 * tree.c (int_fits_type_p): Don't forget unsigned integers
2070 of type sizetype which higher end word equals -1.
2072 2008-08-28 Ira Rosen <irar@il.ibm.com>
2074 * target.h (struct vectorize): Add new target builtin.
2075 * tree-vectorizer.c (destroy_loop_vec_info): Call
2076 vect_free_slp_instance instead of vect_free_slp_node.
2077 * tree-vectorizer.h (enum slp_load_perm_type): New.
2078 (struct _slp_instance): Add new fields.
2079 (SLP_INSTANCE_LOAD_PERMUTATION): New.
2080 (SLP_INSTANCE_LOADS): New.
2081 (vect_free_slp_tree): Remove.
2082 (vect_free_slp_instance): Declare.
2083 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
2084 (vectorizable_load): Add argument.
2085 (vect_transform_slp_perm_load): New.
2086 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
2088 (vect_get_place_in_interleaving_chain): New function.
2089 (vect_free_slp_tree): Make static.
2090 (vect_free_slp_instance): New function.
2091 (vect_build_slp_tree): Add new arguments. Allow load permutations and
2092 collect the load location in the interleaving chain.
2093 (vect_supported_slp_permutation_p): New function.
2094 (vect_supported_load_permutation_p): Likewise.
2095 (vect_analyze_slp_instance): In case of loads permutation, call
2096 vect_supported_load_permutation_p to check that the permutation is
2098 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
2099 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
2100 (vect_create_mask_and_perm): New function.
2101 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
2102 (vectorizable_load): Add an argument. Don't keep the created vectors
2103 statements in the node if permutation is required. Call
2104 vect_transform_slp_perm_load to generate the permutation.
2105 (vect_transform_stmt): Add new argument. Call vectorizable_load with
2106 additional argument.
2107 (vect_schedule_slp_instance): In case of loads permutation, allocate
2108 vectorized statements structure for all the related SLP nodes. Call
2109 vect_transform_stmt with addditional argument.
2110 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
2111 * config/spu/spu.c (spu_builtin_vec_perm): New.
2112 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2113 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
2114 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
2115 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2117 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
2119 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
2120 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
2121 __gthread_cond_signal, __gthread_cond_timedwait,
2122 __gthread_cond_timedwait_recursive): New functions.
2123 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
2125 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
2128 2008-08-28 Richard Guenther <rguenther@suse.de>
2131 * fold-const.c (maybe_canonicalize_comparison_1): Require
2132 undefined overflow only for canonicalizing A +- CST cmp CST.
2133 Make sure to not generate new constants that are not inside
2134 their TYPE_MIN/MAX_VALUE range.
2135 (maybe_canonicalize_comparison): Remove undefined overflow
2137 (fold_binary): Remove now duplicate folding.
2139 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2141 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
2142 use not updated in the last change.
2144 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
2146 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
2147 (IRA_COVER_CLASSES): Add FPUL_REGS.
2149 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2152 * c-common.c (conversion_warning): Check for null operands.
2154 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2157 * c-decl.c (check_for_loop_decls): Improve error message. Give
2160 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2163 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
2164 (convert_for_assignment): Pass corrent OPT_W* parameter to
2165 WARN_FOR_ASSIGNMENT.
2167 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2170 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
2172 2008-08-27 Paul Brook <paul@codesourcery.com>
2174 * config.gcc: Loosen checks for arm uclinux eabi targets.
2176 2008-08-27 Paul Brook <paul@codesourcery.com>
2178 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
2180 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2182 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
2184 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
2185 the enumerators of an ENUMERAL_TYPE.
2186 * dbxout.c (dbxout_type): Ditto.
2188 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
2191 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
2192 (fwprop_addr): Check that the loop_father is not the outer loop.
2194 2008-08-26 Paul Brook <paul@codesourcery.com>
2196 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
2197 Remove documentation entry for fmul type.
2198 Use fmuls to annotate single-precision multiplication patterns,
2199 fmuld to annotate double-precision multiplication patterns,
2200 fmacs to annotate single-precision multiply-accumulate patterns
2201 and fmacd to annotate double-precision multiply-accumulate patterns.
2202 * config/arm/vfp11.md: Update reservations accordingly.
2203 * config/arm/arm.md: Note that certain values of the "type"
2204 attribute are documented in vfp.md.
2205 * config/arm/arm1020e.md: Remove out of date duplicate comment.
2206 (v10_cvt): Use new fmul types.
2208 2008-08-26 Paul Brook <paul@codesourcery.com>
2210 * config/arm/vfp.md: Move pipeline description for VFP11 to...
2211 * config/arm/vfp11.md: ...here. New.
2212 * config/arm/arm.md: Include vfp11.md.
2214 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
2216 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
2217 parameter to inform call.
2219 2008-08-26 Jeff Law <law@redhat.com>
2221 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
2222 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
2223 preferred class when copying a constant into a partial word register.
2225 2008-08-26 Ben Elliston <bje@au.ibm.com>
2227 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
2228 * cp/typeck.c: Likewise.
2229 * cp/tree.c: Likewise.
2230 * gimple-low.c: Likewise.
2233 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
2235 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
2236 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
2238 * doc/passes.texi: Describe IRA.
2240 * doc/tm.texi (IRA_COVER_CLASSES,
2241 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
2243 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
2244 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
2245 -fira-propagate-cost, -fno-ira-share-save-slots,
2246 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
2248 * flags.h (ira_algorithm): New enumeration.
2249 (flag_ira_algorithm, flag_ira_verbose): New external variable
2252 * postreload.c (gate_handle_postreload): Don't do post reload
2253 optimizations unless the reload is completed.
2255 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
2258 * tree-pass.h (pass_ira): New external variable declaration.
2260 * reload.h: Add 2008 to the Copyright.
2262 * cfgloopanal.c: Include params.h.
2263 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
2266 * params.h (IRA_MAX_LOOPS_NUM): New macro.
2268 * toplev.c (ira.h): New include.
2269 (flag_ira_algorithm, flag_ira_verbose): New external variables.
2270 (backend_init_target): Call ira_init.
2271 (backend_init): Call ira_init_once.
2272 (finalize): Call finish_ira_once.
2274 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
2275 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
2278 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
2279 may_move_out_cost): New external variable declarations.
2280 (move_table): New typedef.
2282 * caller-save.c: Include headers output.h and ira.h.
2283 (no_caller_save_reg_set): New global variable.
2284 (save_slots_num, save_slots): New variables.
2285 (reg_save_code, reg_restore_code, add_stored_regs): Add
2287 (init_caller_save): Set up no_caller_save_reg_set.
2288 (init_save_areas): Reset save_slots_num.
2289 (saved_hard_reg): New structure.
2290 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
2291 (initiate_saved_hard_regs, new_saved_hard_reg,
2292 finish_saved_hard_regs, saved_hard_reg_compare_func): New
2294 (setup_save_areas): Add code for sharing stack slots.
2295 (all_blocks): New variable.
2296 (save_call_clobbered_regs): Process pseudo-register too.
2297 (mark_set_regs): Process pseudo-register too.
2298 (insert_one_insn): Put the insn after bb note in a empty basic
2299 block. Add insn check.
2301 * global.c (eliminable_regset): Make it external.
2302 (mark_elimination): Use DF_LR_IN for IRA.
2303 (pseudo_for_reload_consideration_p): New.
2304 (build_insn_chain): Make it external. Don't ignore spilled
2305 pseudos for IRA. Use pseudo_for_reload_consideration_p.
2306 (gate_handle_global_alloc): New function.
2307 (pass_global_alloc): Add the gate function.
2309 * opts.c (decode_options): Set up flag_ira. Print the warning for
2311 (common_handle_option): Process -fira-algorithm and -fira-verbose.
2313 * timevar.def (TV_IRA, TV_RELOAD): New passes.
2315 * regmove.c (regmove_optimize): Don't do replacement of output for
2318 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
2319 New external variable declarations.
2321 * local-alloc.c (update_equiv_regs): Make it external. Return
2322 true if jump label rebuilding should be done. Rescan new_insn for
2324 (gate_handle_local_alloc): New function.
2325 (pass_local_alloc): Add the gate function.
2327 * alias.c (value_addr_p, stack_addr_p): New functions.
2328 (nonoverlapping_memrefs_p): Use them for IRA.
2330 * common.opt (fira, fira-algorithm, fira-coalesce,
2331 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
2332 fira-verbose): New options.
2334 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
2335 move_cost, may_move_in_cost, may_move_out_cost): Make the
2337 (move_table): Remove typedef.
2338 (init_move_cost): Make it external.
2339 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
2342 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
2343 setup_reg_classes): New function prototypes.
2344 (eliminable_regset): New external variable declaration.
2345 (build_insn_chain, update_equiv_regs): New function prototypes.
2347 * Makefile.in (IRA_INT_H): New definition.
2348 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
2349 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
2350 (reload1.o, toplev.o): Add dependence on ira.h.
2351 (cfgloopanal.o): Add PARAMS_H.
2352 (caller-save.o): Add dependence on output.h and ira.h.
2353 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
2354 ira-emit.o, ira-lives.o): New entries.
2356 * passes.c (pass_ira): New pass.
2358 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
2360 * reload1.c (ira.h): Include the header.
2361 (changed_allocation_pseudos): New bitmap.
2362 (init_reload): Initiate the bitmap.
2363 (compute_use_by_pseudos): Permits spilled registers in FROM.
2364 (temp_pseudo_reg_arr): New variable.
2365 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
2366 IRA. Call alter_reg with the additional parameter. Don't clear
2367 spilled_pseudos for IRA. Restore original insn chain for IRA.
2368 Clear changed_allocation_pseudos at the end of reload.
2369 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
2370 (hard_regno_to_pseudo_regno): New variable.
2371 (count_pseudo): Check spilled pseudos. Set up
2372 hard_regno_to_pseudo_regno.
2373 (count_spilled_pseudo): Check spilled pseudos. Update
2374 hard_regno_to_pseudo_regno.
2375 (find_reg): Use better_spill_reload_regno_p. Check
2376 hard_regno_to_pseudo_regno.
2377 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
2379 (eliminate_regs_1): Use additional parameter for alter_reg.
2380 (finish_spills): Set up pseudo_previous_regs only for spilled
2381 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
2382 more arguments. Don't clear live_throughout and dead_or_set for
2383 spilled pseudos. Use additional parameter for alter_reg. Call
2384 mark_allocation_change. Set up changed_allocation_pseudos.
2385 Remove sanity check.
2386 (emit_input_reload_insns, delete_output_reload): Use additional
2387 parameter for alter_reg. Call mark_allocation_change.
2388 (substitute, gen_reload_chain_without_interm_reg_p): New
2390 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
2392 * testsuite/gcc.dg/20080410-1.c: New file.
2394 * config/s390/s390.h (IRA_COVER_CLASSES,
2395 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
2397 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
2399 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
2401 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
2403 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
2405 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
2407 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
2409 2008-08-24 Jeff Law <law@redhat.com>
2410 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
2411 when ignoring unavailable registers.
2413 2008-08-24 Jeff Law <law@redhat.com>
2414 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
2415 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
2416 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
2417 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
2419 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
2420 * ira-build.c (allocno_range_compare_func): Stabilize sort.
2422 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
2423 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
2424 * reload1.c (find_reg): Process registers in register allocation order.
2426 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2427 * toplev.c (backend_init_target): Move ira_init call from
2429 (lang_dependent_init_target): ...to here.
2431 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2432 * ira.c (setup_class_subset_and_memory_move_costs): Don't
2433 calculate memory move costs for NO_REGS.
2435 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
2436 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
2437 STACK_REGS is defined.
2439 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2440 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
2442 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
2443 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
2445 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
2446 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
2447 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
2450 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
2451 Dorit Nuzman <dorit@il.ibm.com>
2453 * gcc/config/spu/spu.md (vec_extract_evenv4si,
2454 vec_extract_evenv4sf, vec_extract_evenv8hi,
2455 vec_extract_evenv16qi, vec_extract_oddv4si,
2456 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
2457 vec_interleave_highv4sf, vec_interleave_lowv4sf,
2458 vec_interleave_highv4si, vec_interleave_lowv4si,
2459 vec_interleave_highv8hi, vec_interleave_lowv8hi,
2460 vec_interleave_highv16qi, vec_interleave_lowv16qi,
2461 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
2463 2008-08-25 Janis Johnson <janis187@us.ibm.com>
2466 * config/rs6000/rs6000.c (optimization_options): Don't default to
2467 section anchors without toplevel reorder.
2469 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2471 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
2472 (mfc_end_critical_section): Likewise.
2474 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2476 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
2477 all type qualifiers from element type to vector type.
2479 2008-08-25 David Daney <ddaney@avtrex.com>
2481 * config/mips/mips.md (immediate_insn): Move up in file, fix
2482 comment typo, reformat.
2483 (fetchop_bit, atomic_hiqi_op memory_barrier,
2484 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
2485 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
2486 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
2487 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
2488 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
2489 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
2490 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
2491 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
2492 sync_old_nand<mode>, sync_new_nand<mode>,
2493 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
2494 test_and_set_12): Moved to sync.md.
2496 * config/mips/sync.md: New file.
2498 2008-08-25 Richard Henderson <rth@redhat.com>
2500 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
2501 (regsave): Likewise.
2502 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
2503 (output_cfi_directive): Likewise.
2504 (div_data_align): New.
2505 (output_cfi): Use it.
2507 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
2509 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
2510 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
2511 (TARGET_OCTEON): New macro.
2512 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
2513 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
2514 (ISA_HAS_POP): New macro.
2515 * config/mips/driver-native.c (host_detect_local_cpu): Handle
2517 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
2519 * config/mips/mips.md (cpu): Add octeon.
2520 (type): Add pop attribute value.
2521 (popcount<mode>2): New pattern.
2522 * doc/invoke.texi (-march=@var{arch}): Add octeon.
2524 2008-08-24 Jan Hubicka <jh@suse.cz>
2526 * doc/invoke.texi (-fipa-cp-clone): New option.
2527 (-fipa-cp): Update docs.
2528 (--param ipcp-unit-growth):New.
2529 * ipa-cp.c: Include fibheap.h, params.h
2530 (ipcp_initialize_node_lattices): When not cloning, all externally
2531 visible functions are bottom.
2532 (ipcp_need_redirect_p): Accept clones.
2533 (ipcp_insert_stage): Use cost driven heuristics.
2534 (max_count, dead_nodes): New static vars.
2535 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
2536 ipcp_const_param_count): New functions.
2537 * common.opt (ipa-cp-clone): New command line option.
2538 * params.def (ipcp-unit-growth): New.
2540 2008-08-24 Jan Hubicka <jh@suse.cz>
2542 * tree-inline.c (tree_function_versioning): Look harder
2543 for referenced vars.
2545 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
2547 PR tree-optimization/37185
2548 * matrix-reorg.c (transform_access_sites): Update changed stmt.
2550 2008-08-23 Jan Hubicka <jh@suse.cz>
2552 * ipa-cp.c (ipcp_analyze_node): New function.
2553 (ipcp_update_cloned_node): Use it.
2554 (ipcp_init_stage): Likewise.
2555 * ipa-inline.c (function_insertion_hook_holder): New static var.
2556 (analyze_function): Break out from ....
2557 (inline_generate_summary): Here; register insertion hook.
2558 (cgraph_decide_inlining): Remove hook.
2559 (add_new_function): New function.
2561 2008-08-23 Jan Hubicka <jh@suse.cz>
2563 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
2565 2008-08-23 Jan Hubicka <jh@suse.cz>
2567 * ipa-cp.c (constant_val_insert): Remove.
2568 (ipcp_propagate_one_const): Remove.
2569 (ipcp_create_replace_map): Always insert replacements to the map.
2570 (ipcp_insert_stage): Do not try to insert statements by hand.
2571 * tree-inline.c (insert_init_stmt): Break out from ...
2572 (setup_one_parameter): ... here; allow NULL BB pointer.
2573 (tree_function_versioning): Use setup_one_parameter to process
2576 2008-08-23 Jan Hubicka <jh@suse.cz>
2578 * tree.c (decl_address_ip_invariant_p): New function.
2579 * tree.h (decl_address_ip_invariant_p): Declare.
2580 * gimple.c (strip_invariant_refs): Break out from ...
2581 (is_gimple_invariant_address): ... here
2582 (is_gimple_ip_invariant_address): New function.
2583 (is_gimple_ip_invariant): New function.
2584 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
2587 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
2588 (ipcp_lat_is_insertable): All constants are insertable.
2589 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
2590 IPA_CONST_VALUE_REF.
2591 (ipcp_initialize_node_lattices): Propagate all types of operands.
2592 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
2593 (ipcp_create_replace_map): Reformat.
2594 (ipcp_need_redirect_p): Simplify.
2595 (ipcp_insert_stage): Check that argument is used before clonning.
2596 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
2597 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
2598 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
2599 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
2600 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
2601 (jump_func_type): Remove IPA_CONST_VALUE_REF.
2602 * tree-inline.c (tree_function_versioning): Add variables referenced by
2605 2008-08-23 Jan Hubicka <jh@suse.cz>
2608 * i386.c (standard_80387_constant_p): Use optimize_size.
2610 2008-08-23 Ira Rosen <irar@il.ibm.com>
2612 PR tree-optimization/37161
2613 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
2614 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
2615 (vect_determine_vectorization_factor): Move the scalar type
2616 retrieval to vect_get_smallest_scalar_type.
2617 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
2618 scalar type. Remove redundant computation.
2619 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
2620 (vect_get_slp_defs): Take the type of RHS into account if
2621 necessary by calling vect_get_smallest_scalar_type. Call
2622 vect_get_constant_vectors with additional argument.
2624 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2627 * doc/invoke.texi (Wwrite-strings): Clarify description.
2629 2008-08-23 Ira Rosen <irar@il.ibm.com>
2631 PR tree-optimization/37174
2632 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
2633 def stmt is a part of the loop before accessing its stmt_vec_info.
2635 2008-08-22 Anatoly Sokolov <aesok@post.ru>
2638 * config/avr/avr.md (UNSPEC_SWAP): New constants.
2639 (*swap): New insn pattern.
2640 (*ashlqi3): Rename from ashlqi3 insn pattern.
2641 (ashlqi3): New expanders.
2642 (*lshrqi3): Rename from lshrqi3 insn pattern.
2643 (lshrqi3): New expanders.
2644 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
2645 lshrqi3_const5, lshrqi3_const6): New splitters.
2646 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
2647 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
2650 2008-08-22 Richard Guenther <rguenther@suse.de>
2652 PR tree-optimization/37078
2653 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
2654 [+INF, +INF] ranges.
2656 2008-08-22 Richard Guenther <rguenther@suse.de>
2658 PR tree-optimization/37143
2659 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
2660 a conversion statement instead of a copy.
2662 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
2665 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
2666 CCCmode, CCOmode and CCSmode destination modes.
2669 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
2670 from different units in a single alternative.
2671 (*vec_extractv2sf_1): Ditto.
2672 (*vec_extractv2si_0): Ditto.
2673 (*vec_extractv2si_1): Ditto.
2674 * config/i386/sse.md (sse2_storehpd): Ditto.
2675 (sse2_storelpd): Ditto.
2676 (sse2_loadhpd): Ditto.
2677 (sse2_loadlpd): Ditto.
2680 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
2681 (popcountsi2): Ditto.
2682 (clzdi2_abm): Ditto.
2683 (popcountdi2): Ditto.
2684 (clzhi2_abm): Ditto.
2685 (popcounthi2): Ditto.
2687 2008-08-22 Richard Guenther <rguenther@suse.de>
2691 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
2692 if the multiplication does not overflow.
2694 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
2696 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
2698 2008-08-21 Richard Henderson <rth@redhat.com>
2700 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
2701 spurrious comma from test.
2702 * configure: Rebuild.
2704 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2707 * builtins.c (fold_builtin_next_arg): Add warning about undefined
2710 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
2712 * c-tree.h (grokfield): New argument.
2713 * c-decl.c (grokfield): Handle new location argument.
2714 * c-parser.c (c_parser_struct_declaration): Pass location to
2717 2008-08-21 Richard Guenther <rguenther@suse.de>
2719 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
2721 2008-08-21 Jan Hubicka <jh@suse.cz>
2723 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
2724 (cgraph_add_function_insertion_hook,
2725 cgraph_remove_function_insertion_hook,
2726 cgraph_call_function_insertion_hooks): New functions.
2727 * cgraph.h (cgraph_add_function_insertion_hook,
2728 cgraph_remove_function_insertion_hook,
2729 cgraph_call_function_insertion_hooks): Declare.
2730 * ipa-reference.c (function_insertion_hook_holder): New variable.
2731 (check_operand, look_for_address_of): When checking late, do not care
2732 about module bitmaps.
2733 (add_new_function): New function.
2734 (generate_summary): Register hooks; zero module bitmaps.
2735 (propagate): Unregister hooks.
2736 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
2737 (add_new_function): New function.
2738 (generate_summary): Register hook.
2739 (propagate): Remove hook.
2741 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
2743 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
2744 * ipa-cp.c (ipcp_update_cloned_node): New function.
2745 (build_const_val): Handle functions correctly; bring type logic
2746 into sync with tree-inline.c
2747 (ipcp_init_stage): Take care of computing stuff needed by
2748 indirect inlining; update clones.
2749 (ipcp_generate_summary): Break out of ipcp_driver.
2750 (ipcp_driver): Do only execution and transformation.
2751 (pass_ipa_cp): Make IPA_PASS.
2752 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
2754 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
2755 ipcp, some info is already available.
2756 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
2757 * tree-inline.c (remap_ssa_name): Unshare expression.
2759 2008-08-21 Richard Guenther <rguenther@suse.de>
2761 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
2762 a PHI ask VN if it is already available.
2763 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
2764 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
2766 2008-08-21 Richard Guenther <rguenther@suse.de>
2769 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
2770 makes sure to produce a result of the correct type.
2772 2008-08-21 Jan Hubicka <jh@suse.cz>
2773 Backport from LTO branch:
2775 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2776 Jan Hubicka <jh@suse.cz>
2779 (init_state, finish_state, set_function_state, generate_summary):
2781 (scan_stmt): Renamed from scan_function. Changed to keep state in
2782 local static vars rather than cgraph aux field.
2783 (propagate): Renamed from static_execute. Changed to keep state in
2784 local static vars rather than cgraph aux field.
2785 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
2786 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
2788 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2790 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
2791 * ipa-reference.c (init_function_info, generate_summary,
2792 propagate): New functions.
2793 (analyze_function): Call init_function_info.
2794 (static_execute): Stripped into generate_summary and propagate.
2795 (pass_ipa_reference): Made into ipa_opt_pass.
2797 2008-08-21 Richard Guenther <rguenther@suse.de>
2799 PR tree-optimization/37181
2800 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
2802 (extract_range_from_unary_expr): Likewise.
2804 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2806 * diagnostic.c (pedwarn_at): Rename as pedwarn.
2808 * toplev.h (pedwarn_at): Likewise.
2809 * builtins.c: Update all calls to pedwarn.
2810 * c-lex.c: Likewise.
2811 * toplev.c: Likewise.
2812 * c-tree.h: Likewise.
2813 * c-decl.c: Likewise.
2814 * c-errors.c: Likewise.
2815 * c-typeck.c: Likewise.
2816 * c-common.c: Likewise.
2817 * c-parser.c: Likewise.
2819 2008-08-20 Joseph Myers <joseph@codesourcery.com>
2822 * config/sparc/sparc.c (function_arg_slotno): Handle structure
2823 with MODE_VECTOR_INT mode.
2825 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2828 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
2829 initialized outside the current module.
2830 (warn_uninitialized_var): Ignore left-hand side when walking the
2831 trees. Ignore address expressions. Examine VUSE operands in gimple
2832 statements with a variable declaration on the right-hand side.
2834 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
2837 * rtlanal.c (subreg_offset_representable_p): Revert last change.
2839 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2842 * c-common.c (conversion_warning): Do not warn if applying bit-and
2843 operator to unsigned constant that fits in the target type.
2845 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2848 * c-common.c (conversion_warning): Do not warn for artificial
2851 2008-08-20 Richard Guenther <rguenther@suse.de>
2853 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
2854 (extract_range_from_binary_expr): Fall back to constant propagation.
2855 (extract_range_from_unary_expr): Likewise.
2857 2008-08-20 Richard Guenther <rguenther@suse.de>
2859 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
2860 with TREE_THIS_VOLATILE on shared nodes.
2861 (fold_stmt_r): Likewise.
2863 2008-08-20 Jakub Jelinek <jakub@redhat.com>
2866 * c-parser.c (c_parser_attributes): For keywords use canonical
2867 spelling for attr_name.
2869 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2871 * value-prof.c (check_counter): Revert wrong call to error.
2873 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2875 * profile.c: Update calls to inform.
2876 * value-prof.c: Update calls to inform.
2878 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2880 * diagnostic.c (inform): Add an explicit location_t parameter.
2881 * toplev.h (inform): Update declaration.
2882 * builtins.c: Update all calls to inform.
2883 * c-common.c: Likewise.
2884 * c-decl.c: Likewise.
2885 * c-opts.c: Likewise.
2886 * c-pch.c: Likewise.
2887 * c-pragma.c: Likewise.
2888 * c-typeck.c: Likewise.
2889 * coverage.c: Likewise.
2891 * toplev.c: Likewise.
2892 * tree-cfg.c: Likewise.
2893 * tree-ssa.c: Likewise.
2895 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
2898 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
2899 V2DI mode, for SSE4.1, use movq instead of vector set if the
2900 second element is zero and inter-unit moves are OK.
2902 2008-08-20 Richard Guenther <rguenther@suse.de>
2904 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
2905 properly handle conversion/copy chains after tuplification.
2907 2008-08-20 Richard Guenther <rguenther@suse.de>
2909 * passes.c (init_optimization_passes): Move the second
2910 forwprop pass before alias computation. Remove the second
2911 DCE pass. Remove the first dominator and phi copy/const
2914 2008-08-20 Nick Clifton <nickc@redhat.com>
2916 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
2917 support of this feature. Do not assume that a sufficiently new
2918 assembler will support the feature regardless of the target type.
2919 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
2920 * configure: Regenerate.
2922 2008-08-20 Richard Guenther <rguenther@suse.de>
2924 * tree-vrp.c (found_in_subgraph): Remove.
2925 (live): New global static.
2926 (live_on_edge): New function.
2927 (blocks_visited): Remove.
2928 (register_edge_assert_for_2): Use live_on_edge.
2929 (find_conditional_asserts): Remove code dealing with
2930 found_in_subgraph. Do not walk the CFG.
2931 (find_switch_asserts): Likewise.
2932 (find_assert_locations_1): Renamed from find_assert_locations.
2933 Move finding assert locations for conditional and switch
2934 statements first. Update live bitmap. Do not walk the CFG.
2935 (find_assert_locations): New function.
2936 (insert_range_assertions): Remove entry of CFG walk.
2937 Adjust call to find_assert_locations.
2938 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
2939 that only can appear because of fake exit edges but assert we
2940 never try to insert on those.
2941 (fini_pre): Do not remove fake exit edges here...
2942 (execute_pre): ...but here, before committing edge inserts.
2944 2008-08-19 Richard Guenther <rguenther@suse.de>
2946 * passes.c (init_optimization_passes): Exchange store-ccp
2949 2008-08-19 Rafael Espindola <espindola@google.com>
2951 * varasm.c (weak_decls): Move earlier in the file.
2952 (assemble_external): Add weak decls to the weak_decls list.
2953 (declare_weak): Don't add decls to the weak_decls list.
2955 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
2958 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
2959 before (sse2_shufpd_<mode>).
2961 2008-08-19 Jakub Jelinek <jakub@redhat.com>
2964 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
2965 * tree.c (block_nonartificial_location): Likewise.
2967 2008-08-19 Richard Guenther <rguenther@suse.de>
2969 PR tree-optimization/35972
2970 PR tree-optimization/23094
2971 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
2973 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
2974 handle MISALIGNED_INDIRECT_REF.
2975 (get_ref_from_reference_ops): New helper.
2976 (vn_reference_lookup_pieces): Walk the use-def chain using the
2977 alias-oracle if requested.
2978 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
2979 walking the use-def chain.
2980 (compute_avail): But not here.
2981 (create_component_ref_by_pieces_1): Properly handle
2982 MISALIGNED_INDIRECT_REF.
2983 (do_regular_insertion): Handle fully redundant
2984 expressions after PHI-translation also for SSA_NAME values, not
2985 only constants. Correctly use edoubleprime for that.
2987 2008-08-19 Ira Rosen <irar@il.ibm.com>
2989 * tree-vectorizer.c (supportable_widening_operation): Support
2990 multi-step conversion, return the number of steps in such conversion
2991 and the required intermediate types.
2992 (supportable_narrowing_operation): Likewise.
2993 * tree-vectorizer.h (vect_pow2): New function.
2994 (supportable_widening_operation): Change argument types.
2995 (supportable_narrowing_operation): Likewise.
2996 (vectorizable_type_promotion): Add an argument.
2997 (vectorizable_type_demotion): Likewise.
2998 * tree-vect-analyze.c (vect_analyze_operations): Call
2999 vectorizable_type_promotion and vectorizable_type_demotion with
3000 additional argument.
3001 (vect_get_and_check_slp_defs): Detect patterns.
3002 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
3004 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
3005 vect_build_slp_tree with correct arguments. Calculate unrolling factor
3006 according to the smallest type in the loop.
3007 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
3008 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
3009 supportable_widening_operation with correct arguments.
3010 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
3011 operands lists according to the number of vector statements in left
3012 or right node, if exists.
3013 (vect_gen_widened_results_half): Remove unused argument.
3014 (vectorizable_conversion): Call supportable_widening_operation,
3015 supportable_narrowing_operation, and vect_gen_widened_results_half
3016 with correct arguments.
3017 (vectorizable_assignment): Change documentation, support multiple
3019 (vectorizable_operation): Likewise.
3020 (vect_get_loop_based_defs): New function.
3021 (vect_create_vectorized_demotion_stmts): Likewise.
3022 (vectorizable_type_demotion): Support loop-aware SLP and general
3023 multi-step conversion. Call vect_get_loop_based_defs and
3024 vect_create_vectorized_demotion_stmts for transformation.
3025 (vect_create_vectorized_promotion_stmts): New function.
3026 (vectorizable_type_promotion): Support loop-aware SLP and general
3027 multi-step conversion. Call vect_create_vectorized_promotion_stmts
3029 (vectorizable_store): Change documentation, support multiple
3031 (vectorizable_load): Likewise.
3032 (vect_transform_stmt): Pass SLP_NODE to
3033 vectorizable_type_promotion and vectorizable_type_demotion.
3034 (vect_schedule_slp_instance): Move here the calculation of number
3035 of vectorized statements for each node from...
3036 (vect_schedule_slp): ... here.
3037 (vect_transform_loop): Call vect_schedule_slp without the last
3040 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
3043 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
3044 to == in assert statement.
3045 (vectorizable_reduction): Fix typo.
3047 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3050 * value-prof.c (check_counter): Dereference pointer to overall
3051 count when printing it.
3053 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3055 * profile.h: Really add it.
3057 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3059 * mcf.c: Really add it.
3061 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
3062 Vinodha Ramasamy <vinodha@google.com>
3064 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
3066 * value-prof.c (check_counter): Fix the counter if
3067 flag_profile_correction is true.
3068 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3069 tree_mod_subtract_transform):
3070 Follow check_counter parameter change.
3071 * common.opt (fprofile-correction): New option.
3073 * profile.h: Likewise.
3074 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
3075 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
3076 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
3078 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
3079 flag_profile_correction is set.
3081 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
3083 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
3085 2008-08-18 Tomas Bily <tbily@suse.cz>
3087 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
3088 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
3090 * tree-data-ref.c (split_constant_offset_1): Likewise.
3091 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
3092 * tree-sra.c (sra_walk_expr): Likewise.
3093 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
3094 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3095 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
3096 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
3098 * gimple.c (gimple_assign_unary_nop_p): Likewise.
3099 * tree-vect-transform.c (vectorizable_type_demotion)
3100 (vectorizable_type_promotion): Likewise.
3101 * tree-inline.c (expand_call_inline):
3102 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3103 (forward_propagate_addr_expr_1, forward_propagate_comparison)
3104 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3105 * expr.c (expand_expr_real_1): Likewise.
3106 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
3107 (gimple_assign_unary_useless_conversion_p): Likewise.
3108 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3109 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
3110 * fold-const.c (fold_unary): Likewise.
3111 * tree.h (CONVERT_EXPR_P): Likewise.
3112 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
3113 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3115 (register_edge_assert_for_2, extract_range_from_unary_expr)
3116 (register_edge_assert_for_1): Likewise.
3118 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3120 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
3121 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
3122 (enum real_value_const): Delete.
3123 (get_real_const): Delete.
3124 * real.c (get_real_const): Delete.
3125 (dconst_e_ptr): Define.
3126 (dconst_third_ptr): Define.
3127 (dconst_sqrt2_ptr): Define.
3128 * builtins.c: Update all callers.
3130 2008-08-18 Richard Guenther <rguenther@suse.de>
3132 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
3133 statement iterator after statement removal.
3135 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
3137 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
3138 (detect_processor_freebsd): Likewise.
3139 (host_detect_local_cpu): Call newly added functions for FreeBSD.
3141 2008-08-18 Richard Guenther <rguenther@suse.de>
3143 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
3144 and loads have the correct types.
3146 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3149 * c-opts.c (cpp_opts): Remove static.
3150 * c-parser.c (cpp_opts): Declare it extern.
3151 (disable_extension_diagnostics): Handle cpp options.
3152 (enable_extension_diagnostics): Likewise.
3154 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3156 * diagnostics.c (permerror_at): Rename as permerror.
3157 (permerror): Delete.
3158 * toplev.h: Likewise.
3160 2008-08-18 Richard Guenther <rguenther@suse.de>
3162 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
3163 sdse1 and addressables2 passes. Replace dce1 with cddce1.
3164 Move call_cdce before build_alias. Move copyrename2,
3165 cunrolli and ccp2 beafore build_alias. Re-add addressable2
3166 right after final inlining.
3167 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
3168 (pass_build_cfg): But instead via TODO_dump_func.
3170 2008-08-18 Richard Guenther <rguenther@suse.de>
3172 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
3174 (scalarize_init): If we failed to generate some initializers
3175 do not generate zeros for not instantiated members. Instead
3176 rely on the copy out.
3177 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
3178 about missing flow-sensitive alias info only if we have
3181 2008-08-17 Nick Clifton <nickc@redhat.com>
3183 * doc/extend.texi (Function Attributes): Fix typo in description
3184 if hot function attribute.
3186 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
3187 Richard Sandiford <rdsandiford@googlemail.com>
3189 * doc/install.texi (--with-mips-plt): Document.
3190 * doc/invoke.texi (-mplt, -mno-plt): Document.
3191 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
3192 and handle ${with_mips_plt}.
3193 * config/mips/mips.opt (mplt): New option.
3194 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
3195 (TARGET_ABICALLS_PIC2): Likewise.
3196 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
3197 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
3198 (ASM_SPEC): Use !mabi=* instead of !mabi*.
3199 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
3200 to decide whether to output ".option picX" directives.
3201 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
3202 Pass -call_nonpic rather than -KPIC for -mplt.
3203 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
3204 on the command line. Also remove it when -mabi=64 is used without
3206 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
3207 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
3208 TARGET_ABICALLS_PIC0.
3209 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
3211 (mips16_build_function_stub): Only output ".option pic" directives
3212 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
3213 (mips16_build_call_stub): Fix comment and remove redundant
3214 ".set at"/"set .noat" directives.
3215 (mips_function_rodata_section): Use the default behaviour for
3216 TARGET_ABSOLUTE_ABICALLS.
3217 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
3218 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
3219 (mips_restore_gp): Do nothing if the current function doesn't use
3221 (mips_expand_prologue): Only save $gp if the current function uses it.
3222 Use a normal move for TARGET_ABICALLS_PIC0.
3223 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
3225 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
3227 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
3228 of function when handling GLOBAL_POINTER_REGNUM.
3230 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
3233 * common.opt (-fstack-check): Do not declare the variable here.
3234 (-fstack-check=): New option variant.
3235 * doc/invoke.texi (Code Gen Options): Document it.
3236 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
3237 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
3238 (STACK_CHECK_STATIC_BUILTIN): New macro.
3239 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
3240 * opts.c: Include expr.h.
3241 (common_handle_option) <OPT_fold_stack_check_>: New case.
3242 <OPT_fstack_check>: Likewise.
3243 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
3244 consistently in the test for variable-sized types. Adjust for
3245 new behaviour of flag_stack_check.
3246 * explow.c: Include except.h.
3247 (allocate_dynamic_stack_space): Do not take into account
3248 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
3249 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
3250 for variable-sized parameters. Treat all parameters whose size is
3251 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
3252 stack checking is enabled.
3253 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
3254 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
3255 if generic stack checking is enabled.
3256 (expand_function_end): Adjust for new behaviour of flag_stack_check.
3257 * reload1.c (reload): Likewise.
3258 * stmt.c (expand_decl): Assert that all automatic variables have
3259 fixed size at this point and remove dead code.
3260 * flags.h (stack_check_type): New enumeration type.
3261 (flag_stack_check): Declare.
3262 * toplev.c (flag_stack_check): New global variable.
3263 * Makefile.in (opts.o): Add dependency on EXPR_H.
3264 (explow.o): Add dependency on except.h.
3266 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
3268 * config/avr/avr.c (avr_override_options): Reduce value of
3269 PARAM_INLINE_CALL_COST.
3271 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
3273 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
3274 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
3275 lieu of TYPE_MODE (type) throughout.
3277 2008-08-15 Joseph Myers <joseph@codesourcery.com>
3279 * config/arm/arm.c (add_minipool_backward_ref): Check for
3280 8-byte-aligned entries in second case of forcing insertion after a
3281 particular entry. Change third case to avoid inserting
3282 non-8-byte-aligned entries before 8-byte-aligned ones.
3284 2008-08-15 Richard Guenther <rguenther@suse.de>
3286 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
3287 strip components for unknown size accesses.
3289 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
3291 * config/s390/2097.md New file.
3292 * config/s390/s390.md ("z10prop" attribute): Define none,
3293 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
3294 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
3295 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
3296 possible values and apply them to insns as appropriate.
3297 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
3298 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
3299 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
3300 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
3302 ("bfp" mode attribute): Removed. Every occurence replaced
3304 * config/s390/s390.c (struct "z10_cost"): Updated entries.
3305 * config/s390/2084.md (insn_reservation "x_itof"): Updated
3308 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3311 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
3314 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
3316 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
3317 additional argument. Support reduction when duplication is needed due
3318 to data-types of different sizes in the loop.
3319 (get_initial_def_for_induction): Fix printout.
3320 (vect_get_vec_def_for_stmt_copy): Support case where the
3321 vec_stmt_for_operand is a phi node.
3322 (vectorizable_reduction): Support reduction when duplication is needed
3323 due to data-types of different sizes in the loop.
3324 (vectorizable_call): Remove restriction to not vectorize in case we
3325 have data-types of different sizes in the loop.
3326 (vectorizable_conversion): Likewise.
3327 (vectorizable_operation): Likewise.
3328 (vectorizable_type_demotion): Likewise.
3329 (vectorizable_type_promotion): Likewise.
3330 (vectorizable_induction): Add restriction to not vectorize in case
3331 we have data-types of different sizes in the loop.
3333 2008-08-14 Christophe Saout <christophe@saout.de>
3334 Uros Bizjak <ubizjak@gmail.com>
3337 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
3338 (*vec_concatv2di_rex64_sse4_1): Ditto.
3339 (*vec_concatv2di_rex64_sse): Ditto.
3341 2008-08-14 Jakub Jelinek <jakub@redhat.com>
3344 * fold-const.c (fold_widened_comparison): Do not allow
3345 sign changes that change the result even if shorter type
3346 is wider than arg1_unw's type.
3348 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
3350 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
3351 Skip if the multilib testing specifies -march that does not
3352 agree with the one specified in the testcase.
3354 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3356 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
3357 zero extend SImode values being converted to TFmode before passing
3360 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3362 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
3363 __PPU__ when targeting the Cell/B.E. PPU processor.
3365 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
3367 * gimple.h (gimple_call_set_chain): Accept SSA variables.
3368 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
3369 Rematerialize the static chain, if any.
3370 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
3373 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3375 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
3376 (new_loc_descr): Likewise.
3377 (add_loc_descr): Likewise.
3378 (size_of_loc_descr): Likewise.
3379 (size_of_locs): Likewise.
3380 (output_loc_operands): Likewise.
3381 (output_loc_sequence): Likewise.
3382 (new_reg_loc_descr): New.
3383 (build_cfa_loc): Use it.
3384 (build_cfa_aligned_loc): Likewise.
3385 (one_reg_loc_descriptor): Likewise.
3386 (based_loc_descr): Likewise.
3388 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3391 * doc/invoke.texi (Wmain): Update.
3392 * c-decl.c (start_decl): warn_main is only 0 or 1.
3393 (start_function): Likewise. Fix formatting.
3394 (finish_function): Delete redundant warning.
3395 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
3396 * c-opts (c_common_handle_option): -Wall only has effect if
3397 warn_main is uninitialized. OPT_Wmain is automatically
3398 handled. -pedantic also enables Wmain.
3399 (c_common_post_options): Handle all logic for Wmain here.
3400 * c-common.c (warn_main): Delete.
3401 (check_main_parameter_types): Make pedwarns conditional on
3403 * c-common.h (warn_main): Delete.
3405 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3408 * expr.c (emit_group_store): Allocate stack temp with the
3409 largest alignment when copying from register to stack.
3411 2008-08-13 Richard Guenther <rguenther@suse.de>
3413 * tree.h (maybe_fold_offset_to_address): Declare.
3414 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
3415 (ccp_fold): Handle pointer conversions the same as fold_stmt.
3416 Likewise for POINTER_PLUS_EXPR.
3417 (maybe_fold_offset_to_reference): Enable disabled code.
3418 (maybe_fold_offset_to_address): New function.
3419 (fold_stmt_r): Use it.
3420 (fold_gimple_assign): Likewise.
3421 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
3422 (gimplify_expr): Likewise.
3424 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3426 * toplev.h (pedwarn_at): Fix declaration.
3428 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3430 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
3431 LINK_SPEC): Use %R in -Y P argument.
3433 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3436 * diagnostic.c (pedwarn_at): New.
3437 * toplev.h (pedwarn_at): Declare.
3438 * c-tree.h (build_enumerator): Update declaration.
3439 * c-decl.c (finish_enum): Update comment.
3440 (build_enumerator): Take a location parameter. Give a pedwarn but do
3441 not perform any conversion.
3442 * c-parser.c (c_parser_enum_specifier): Set correct location for
3445 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3448 * c-common.c (conversion_warning): Use a switch. Ignore boolean
3449 expressions except for conversions to signed:1 bitfields. Handle
3450 COND_EXPR with constant operands.
3452 2008-08-13 Richard Guenther <rguenther@suse.de>
3454 PR tree-optimization/15255
3455 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
3456 (struct oecount_s): New struct and VEC types.
3458 (oecount_hash): New function.
3459 (oecount_eq): Likewise.
3460 (oecount_cmp): Likewise.
3461 (zero_one_operation): New function.
3462 (build_and_add_sum): Likewise.
3463 (undistribute_ops_list): Perform un-distribution of multiplication
3464 and division on the chain of summands.
3465 (should_break_up_subtract): Also break up subtracts for factors.
3466 (reassociate_bb): Delete dead visited statements.
3467 Call undistribute_ops_list. Re-sort and optimize if it did something.
3468 * passes.c (init_optimization_passes): Move DSE before
3470 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
3473 2008-08-12 Janis Johnson <janis187@us.ibm.com>
3475 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
3477 * doc/invoke.texi: Revert unintended checkin.
3479 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
3482 * gcc.c (include_spec_function): Tweak call to find_a_file.
3484 2008-08-12 Jakub Jelinek <jakub@redhat.com>
3487 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
3488 and TRUTH_ORIF_EXPR.
3489 * dojump.c (do_jump): Likewise.
3491 PR tree-optimization/37084
3492 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
3493 if id->regimplify, don't assume stmt is a cast assignment.
3495 2008-08-12 Anatoly Sokolov <aesok@post.ru>
3497 * final.c (final_scan_insn): Use app_enable/app_disable functions.
3499 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3502 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
3505 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3507 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
3508 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
3510 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
3511 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
3512 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
3513 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
3514 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
3516 * doc/tm.texi (Storage Layout): Remove documentation for
3517 TARGET_FLOAT_FORMAT.
3519 * simplify-rtx.c (simplify_binary_operation_1): Replace
3520 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
3522 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3524 * real.h (struct real_format): New member has_sign_dependent_rounding.
3525 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
3526 spu_single_format, ieee_double_format, mips_double_format,
3527 motorola_double_format, ieee_extended_motorola_format,
3528 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
3529 ieee_extended_intel_96_round_53_format, ibm_extended_format,
3530 mips_extended_format, ieee_quad_format, mips_quad_format,
3531 vax_f_format, vax_d_format, vax_g_format): Initialize it.
3532 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
3534 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
3535 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
3536 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
3537 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
3538 (ROUND_TOWARDS_ZERO): Likewise.
3540 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
3541 (FLOAT_MODE_FORMAT): New macro.
3542 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
3543 (MODE_COMPOSITE_P): ... this new macro.
3544 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
3545 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
3546 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
3548 * flags.h: Include "real.h".
3550 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
3551 REAL_MODE_FORMAT_COMPOSITE_P.
3552 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3554 * doc/tm.texi (Storage Layout): Remove documentation of
3555 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
3556 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
3557 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
3558 they only apply to libgcc2.a.
3560 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3562 * config/spu/float_disf.c: New file.
3563 * config/spu/float_unsdisf.c: New file.
3564 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
3565 (LIB2FUNCS_EXCLUDE): Define.
3567 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3568 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3570 * real.h (struct real_format): New member round_towards_zero.
3571 * real.c (round_for_format): Respect fmt->round_towards_zero.
3572 (ieee_single_format, mips_single_format, motorola_single_format,
3573 spu_single_format, ieee_double_format, mips_double_format,
3574 motorola_double_format, ieee_extended_motorola_format,
3575 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
3576 ieee_extended_intel_96_round_53_format, ibm_extended_format,
3577 mips_extended_format, ieee_quad_format, mips_quad_format,
3578 vax_f_format, vax_d_format, vax_g_format): Initialize it.
3579 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
3581 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
3582 real_format to choose rounding mode when calling MPFR functions.
3583 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
3584 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
3586 * real.h (real_to_decimal_for_mode): Add prototype.
3587 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
3588 Respect target rounding mode when generating decimal representation.
3589 (real_to_decimal): New stub for backwards compatibility.
3590 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
3591 real_to_decimal_for_mode instead of real_to_decimal.
3593 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
3595 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3596 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3598 * real.c (spu_single_format): New variable.
3599 * real.h (spu_single_format): Declare.
3601 * config/spu/spu.c (spu_override_options): Install SFmode format.
3602 (spu_split_immediate): Use integer mode to operate on pieces of
3603 floating-point values in all cases.
3605 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
3606 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
3607 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
3609 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3611 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
3613 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3615 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
3617 2008-08-12 Jakub Jelinek <jakub@redhat.com>
3620 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
3621 on the VAR_DECL instead of TYPE_READONLY on its type.
3623 2008-08-12 Ira Rosen <irar@il.ibm.com>
3625 * tree-vectorizer.c: Depend on langhooks.h.
3626 (supportable_widening_operation): Add two arguments. Support double
3628 (supportable_narrowing_operation): Likewise.
3629 * tree-vectorizer.h (supportable_widening_operation): Add two
3631 (supportable_narrowing_operation): Likewise.
3632 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
3633 supportable_widening_operation with correct arguments.
3634 * tree-vect-transform.c (vectorizable_conversion): Likewise.
3635 (vectorizable_type_demotion): Support double type conversions.
3636 (vectorizable_type_promotion): Likewise.
3637 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
3639 2008-08-11 Michael Matz <matz@suse.de>
3641 * i386/i386.c (override_options): Move initialisation from
3642 flag_schedule_insns_after_reload to here from ...
3643 (optimization_options): ... here.
3645 2008-08-11 Jakub Jelinek <jakub@redhat.com>
3647 PR rtl-optimization/36998
3648 * dwarf2out.c (compute_barrier_args_size_1,
3649 compute_barrier_args_size): Temporarily remove assertions.
3651 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3654 * tree-ssa.c (struct walk_data): Add new flag
3655 warn_possibly_uninitialized.
3656 (warn_uninitialized_var): Use it.
3657 (warn_uninitialized_vars): New.
3658 (execute_early_warn_uninitialized): Call it.
3659 (execute_late_warn_uninitialized): Likewise.
3661 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3664 * reload1.c (gen_reload): Guard calls to get_secondary_mem
3667 2008-08-09 Jan Hubicka <jh@suse.cz>
3670 * optabs.c (maybe_emit_unop_insn): Remove produced code if
3672 (expand_fix): Be prepared for expansion to fail.
3673 (expand_sfix_optab): Remove instructions if expansion failed.
3675 2008-08-09 Anatoly Sokolov <aesok@post.ru>
3677 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
3679 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
3680 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3682 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3684 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
3685 mips/t-libgcc-mips16 to tmake_file.
3686 * config/mips/mips-protos.h (mips_call_type): New enum.
3687 (mips_pic_base_register, mips_got_load): Declare.
3688 (mips_restore_gp): Take an rtx argument.
3689 (mips_use_pic_fn_addr_reg_p): Declare.
3690 (mips_expand_call): Replace the sibcall_p argument with
3691 a mips_call_type argument. Add a lazy_p parameter.
3692 (mips_split_call): Declare.
3693 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
3694 (MIPS16_PIC_TEMP): Likewise.
3695 (reg_class): Delete M16_NA_REGS.
3696 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
3697 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
3698 (mips_split_hi_p): Declare.
3699 * config/mips/mips.c (mips_split_hi_p): New array.
3700 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
3701 (mips_got_symbol_type_p): New function.
3702 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
3703 (mips16_stub_function_p): New function.
3704 (mips16_local_function_p): Likewise.
3705 (mips_use_pic_fn_addr_reg_p): Likewise.
3706 (mips_cannot_force_const_mem): Return false for HIGHs.
3707 Extend CONST_INT and symbolic handling to MIPS16, using
3708 mips_symbol_insns to check that the base symbol type is a
3709 legitimate constant. Reject GOT-based constants if
3710 TARGET_MIPS16_PCREL_LOADS.
3711 (mips_const_insns): Check targetm.cannot_force_const_mem when
3712 decomposing a symbolic base and a large offset.
3713 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
3714 When calling a function that needs $25 from MIPS16 code,
3715 move the target address into $25 separately and add a USE
3717 (mips16_gp_pseudo_reg): Insert the initializer immediately
3718 before the first real insn.
3719 (mips_pic_base_register, mips_got_load): New functions.
3720 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
3721 parameter to LOW_OUT. Say that it can be any valid SET_SRC
3722 when splitting a load-address operation. Split SYMBOL_GOT_DISP
3723 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
3724 (mips_call_tls_get_addr): Update the call to mips_expand_call,
3725 also passing NULL_RTX rather than const0_rtx as the aux argument.
3726 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
3727 instead of TARGET_EXPLICIT_RELOCS.
3728 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
3729 (mips_load_call_address): Replace the sibcall_p argument with
3730 a mips_call_type argument. Use mips_got_load.
3731 (mips16_local_alias): New structure.
3732 (mips16_local_aliases): New variable.
3733 (mips16_local_aliases_hash): New function.
3734 (mips16_local_aliases_eq): Likewise.
3735 (mips16_local_alias): Likewise.
3736 (mips16_stub_function): Likewise.
3737 (mips16_build_function_stub): Create a local alias for the target
3738 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
3739 .cpload directive and an R_MIPS_NONE relocation for the target
3740 function, then load the alias rather than the function itself.
3741 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
3742 (mips16_copy_fpr_return_value): Use mips16_stub_function and
3743 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
3744 (mips16_build_call_stub): Replace the FN parameter with an
3745 FN_PTR parameter. Force the address into a register if it
3746 isn't a call_insn_operand; don't rely on the caller to do this.
3747 If a call to a locally-defined and locally-binding MIPS16
3748 function must be made indirectly, redirect the call to the
3749 function's local alias. Use mips16_stub_function_p,
3750 mips16_stub_function, mips_expand_call and use_reg.
3751 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
3752 Use explicit %hi and %lo accesses where possible.
3753 Use MIPS_CALL to generate the correct code form of a
3754 jal instruction. Add clobbers of $18 instead of uses.
3755 Update the call to mips_emit_call_insn.
3756 (mips_expand_call): Replace the SIBCALL_P argument with a
3757 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
3758 Take a LAZY_P parameter. Call mips16_build_call_stub first,
3759 allowing it to modify the call address. Update the calls to
3760 mips_load_call_address and mips_emit_call_insn.
3761 (mips_split_call): New function.
3762 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
3763 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
3764 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
3765 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
3766 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
3768 (mips_cprestore_slot): New function.
3769 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
3770 and use mips_cprestore_slot.
3771 (mips_output_function_prologue): Handle TARGET_MIPS16 for
3773 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
3774 then use a copygp_mips16 instruction to set up $28.
3775 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
3776 (mips16_lay_out_constants): Call split_all_insns_noflow.
3777 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
3778 false if TARGET_MIPS16.
3779 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
3780 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
3781 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
3782 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
3783 MIPS16 code. Allow MIPS16 o32 PIC.
3784 (mips_override_options): Allow MIPS16 o32 PIC.
3785 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
3786 after reload if TARGET_USE_GOT.
3787 (UNSPEC_COPYGP): New constant.
3788 (length): Use a default length of 8 for MIPS16 GOT loads.
3789 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
3790 (*got_page<mode>): Check mips_split_hi_p.
3791 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
3792 (unspec_got<mode>, unspec_call<mode>): New expanders.
3793 (load_got<mode>, load_call<mode>): Remove the length attributes.
3794 Use a got attribute instead of a type attribute.
3795 (copygp_mips16): New insn.
3796 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
3797 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
3798 (sibcall, sibcall_value, call, call_value): Update the calls
3799 to mips_expand_call.
3800 (call_internal, call_value_internal): Use mips_split_call.
3801 (call_value_multiple_internal): Likewise.
3802 (call_split): Move after call_internal (the insn it is split from).
3803 (call_internal_direct, call_value_internal_direct): Turn into
3804 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
3805 (call_direct_split, call_value_direct_split): New patterns.
3806 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
3807 and use M16_REGS instead of M16_NA_REGS.
3808 * config/mips/predicates.md (const_call_insn_operand): Replace
3809 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
3810 mips_use_pic_fn_addr_reg_p check.
3811 (move_operand): Reject HIGHs if mips_split_hi_p.
3812 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
3813 (__mips16_floatunsisf): Inline __mips16_floatsisf.
3814 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
3815 * config/mips/libgcc-mips16.ver: New file.
3816 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
3817 $(srcdir)/config/mips/libgcc-mips16.ver.
3819 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3821 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
3822 (mips_unspec_address, mips_unspec_offset_high): Likewise.
3823 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
3824 (mips16_cfun_returns_in_fpr_p): Likewise.
3826 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3828 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
3829 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
3830 rather than 4 to PC.
3832 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3834 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
3835 (FUNCTION_PROFILER): Save the static chain pointer into $2
3836 beforehand and restore it aftewards.
3837 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
3838 address directly into $25 and call the function through $25;
3839 do not clobber $3. Pad the DImode version to cover the space
3840 left by the deleted $25 <- $3 move.
3841 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
3842 the removal of the $25 <- $3 move.
3843 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
3844 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
3846 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3847 Daniel Jacobowitz <dan@codesourcery.com>
3849 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
3850 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
3851 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
3852 * config/mips/mips.c (mips_start_function_definition): New function.
3853 (mips_end_function_definition): Likewise.
3854 (mips_output_function_prologue): Use mips_start_function_definition.
3855 (mips_output_function_epilogue): Use mips_end_function_definition.
3856 (build_mips16_function_stub): Use mips_start_function_definition
3857 and mips_end_function_definition.
3858 (build_mips16_call_stub): Likewise.
3860 2008-08-09 Richard Guenther <rguenther@suse.de>
3862 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
3863 * gimple.h (gimple_call_fn): Adjust comment.
3864 (gimple_call_set_fndecl): New function.
3865 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
3866 longer having bare FUNCTION_DECL operand.
3867 (gimple_call_return_type): Likewise.
3868 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
3870 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
3871 (gimple_mod_pow2): Likewise.
3872 (gimple_mod_subtract): Likewise.
3873 (gimple_ic): Likewise.
3874 (gimple_stringop_fixed_value): Likewise.
3875 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
3876 longer having bare FUNCTION_DECL operand.
3877 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
3878 * omp-low.c (optimize_omp_library_calls): Likewise.
3879 * cgraphunit.c (update_call_expr): Likewise.
3880 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
3881 (execute_convert_to_rsqrt): Likewise.
3882 * cfgexpand.c (gimple_to_tree): Simplify.
3883 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
3884 bare FUNCTION_DECL operand.
3885 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
3886 (convert_gimple_call): Use gimple_call_fndecl.
3887 * c-common.c (c_warn_unused_result): Likewise.
3889 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3892 * c-typeck.c (digest_init): Call verify_sequence_points from here.
3893 (c_finish_return): Likewise.
3894 (c_start_case): Likewise.
3895 * c-common.c (warn_for_collisions_1): Use explicit location in
3897 * c-parser.c (c_parser_condition): New. Call
3898 verify_sequence_points.
3899 (c_parser_paren_condition): Call c_parser_condition.
3900 (c_parser_for_statement): Call c_parser_condition.
3902 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3905 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
3906 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
3907 Moved from diagnostic.h
3908 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
3910 (emit_diagnostic): New.
3911 (warning0, pedwarn0): Delete.
3912 (warning, warning_at, pedwarn, permerror): Return bool.
3913 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
3914 Moved to diagnostic.c.
3915 (struct diagnostic_context): Use correct type for
3916 classify_diagnostic.
3917 (diagnostic_report_diagnostic): Update declaration.
3918 (emit_diagnostic): Declare.
3919 * errors.c (warning): Return bool.
3920 * errors.h (warning): Update declaration.
3921 * toplev.h (warning0, pedwarn0): Delete.
3922 (warning, warning_at, pedwarn, permerror): Return bool.
3923 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
3924 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
3925 inform. Update all calls.
3926 (diagnose_mismatched_decls): Check return value of warning/pedwarn
3927 before giving informative note.
3928 (implicit_decl_warning): Likewise.
3929 * c-typeck.c (build_function_call): Likewise.
3930 * tree-sssa.c (warn_uninit): Likewise.
3931 * builtins.c (gimplify_va_arg_expr): Likewise.
3933 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3936 * doc/invoke.texi (-Wextra): Move warning from here...
3937 (-Wuninitialized): ... to here.
3939 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3942 * flags.h (set_Wunused): Delete
3943 * toplev.c (process_options): Handle Wunused flags here.
3944 * opts.c (maybe_warn_unused_parameter): Delete.
3945 (common_handle_option): Replace set_Wunused by warn_unused.
3946 (set_Wextra): Do not handle Wunused-parameter here.
3947 (set_Wunused): Delete.
3948 * c-opts.c (c_common_handle_option): Replace set_Wunused by
3950 * common.opt (Wunused): Add Var and Init.
3951 (Wunused-function): Likewise.
3952 (Wunused-label): Likewise.
3953 (Wunused-parameter): Likewise.
3954 (Wunused-value): Likewise.
3955 (Wunused-variable): Likewise.
3957 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
3959 * doc/invoke.texi: Add cpu_type power7.
3960 * config.in (HAVE_AS_VSX): New.
3961 * config.gcc: Add cpu_type power7.
3962 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
3964 * configure: Regenerate.
3965 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
3967 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
3968 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
3969 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
3971 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
3973 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
3974 type to vectorize.builtin_conversion.
3975 (vectorizable_conversion): Likewise.
3976 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
3977 integral type as input.
3978 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
3980 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
3981 and ALTIVEC_BUILTIN_VCTSXS.
3982 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
3985 2008-08-08 Richard Guenther <rguenther@suse.de>
3987 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
3988 (surely_varying_stmt_p): Calls are varying only if they are
3989 non-builtin and not indirect or have no result.
3990 (ccp_fold): Re-instantiate code before the tuples merge.
3992 2008-08-08 Richard Guenther <rguenther@suse.de>
3994 PR tree-optimization/37056
3995 * gimple.h (gimple_assign_rhs_class): New helper function.
3996 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
3997 unary operations properly.
3999 2008-08-07 Jan Hubicka <jh@suse.cz>
4001 * i386.h (ix86_size_cost): Declare.
4002 (ix86_cur_cost): New function macro.
4003 * i386.md (peepholes expanding size and splitters): Predicate by
4004 optimize_insn_for_speed_p.
4005 (peepholes reduce size and splitters): Predicate by
4006 optimize_insn_for_size_p.
4007 * i386.c (ix86_size_cost): Rename from ...
4008 (size_cost): This one.
4009 (override_options): Update.
4010 (decide_alg): Likewise.
4011 (ix86_expand_clear): Use RTL profile.
4012 (ix86_pad_returns): Use RTL profile.
4014 2008-08-07 Jan Hubicka <jh@suse.cz>
4016 * recog.c (split_all_insns): Set RTL profile
4017 (peephole2_optimize): Likewise.
4018 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4019 * combine.c (combine_instructions): Likewise.
4021 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4023 * c-common.c (c_common_reswords): Also warn about keyword "bool".
4025 2008-08-07 Bob Wilson <bob.wilson@acm.org>
4027 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
4028 value in a6 after the set_frame_ptr insn.
4030 2008-08-07 Richard Henderson <rth@redhat.com>
4033 * gcc.c (cpp_options): Pass along -g*.
4035 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4037 * config/arm/arm.c (output_move_neon): Update comment describing
4038 big-endian vector layout.
4039 (arm_assemble_integer): Do not handle big-endian NEON vectors
4041 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
4042 neon_vget_lane<mode>_sext_internal,
4043 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
4044 element indices for big-endian.
4046 2008-08-07 Richard Henderson <rth@redhat.com>
4048 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
4049 * configure, config.in: Rebuild.
4050 * debug.h (dwarf2out_do_cfi_asm): Declare.
4051 * c-cppbuiltin.c (c_cpp_builtins): Use it.
4052 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
4053 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
4054 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
4056 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4058 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4059 movv2si_internal): Combine into mov<mode>_internal.
4060 (movv2si_internal_2): Remove.
4062 2008-08-07 Jan Hubicka <jh@suse.cz>
4065 * i386.md (single stringop patterns): Enable unconditionally.
4067 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
4070 * config/i386/emmintrin.h (_mm_move_epi64): Use
4071 __builtin_ia32_movq128.
4073 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
4074 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
4076 * config/i386/sse.md (sse2_movq128): New.
4078 * doc/extend.texi: Document __builtin_ia32_movq128.
4080 2008-08-07 Richard Guenther <rguenther@suse.de>
4083 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
4084 pointers can access anything.
4086 2008-08-06 Jan Hubicka <jh@suse.cz>
4088 * optabs.c (emit_unop_insn): Break out to ...
4089 (maybe_emit_unop_insn): ... this one.
4090 (expand_sfix_optab): Use maybe variant.
4091 * optabs.h (maybe_emit_unop_insn): Declare.
4093 * i386.md (mov0 patterns): Enable by default.
4094 (FP conversion expanders): Disable expansion of code expanding
4095 sequences when instruction should be optimized for size.
4096 (single strinop patterns): Enable when optimizing for size.
4097 (string expanders): Disable expanding of code expanding sequences
4098 when optimizning instruction for size.
4099 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
4101 (ix86_fp_comparison_sahf_cost): Likewise.
4102 (ix86_expand_branch): Likewise.
4103 (ix86_expand_ashl_const): Likewise.
4104 (ix86_split_ashl): Likewise.
4105 (ix86_expand_strlen): Likewise.
4106 (ix86_emit_fp_unordered_jump): Likewie.
4108 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4110 * c-common.c: Fix typo.
4111 (c_common_reswords): Activate more C++ keyword warnings.
4113 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
4115 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4118 * diagnostic.c (permerror_at): New.
4119 * toplev.h (permerror_at): Declare.
4121 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
4122 Ira Rosen <irar@il.ibm.com>
4124 * tree-vect-transform.c (vect_model_simple_cost): Return
4125 immediately if stmt is pure SLP.
4126 (vect_model_store_cost): Ditto.
4127 (vect_model_load_cost): Ditto.
4128 (vectorizable_store): Remove PURE_SLP check before call
4129 to vect_model_store_cost.
4130 (vect_model_store_cost): When checking whether stmt describe
4131 strided access, add a check that it is not slp_node.
4133 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4136 * c-common.c (warn_for_sign_compare): New. Handle separately the
4137 case that 'constant' is zero.
4138 * c-typeck.c (build_binary_op): Move code to c-common.c
4140 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4142 * config/alpha/alpha.c (alpha_preferred_reload_class,
4143 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
4144 alpha_output_mi_thunk_osf): Avoid C++ keywords.
4145 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
4146 * config/arm/arm.md: Likewise.
4147 * config/avr/avr-protos.h (preferred_reload_class,
4148 test_hard_reg_class, avr_simplify_comparison_p,
4149 out_shift_with_cnt, class_max_nregs): Likewise.
4150 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
4151 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
4152 preferred_reload_class, test_hard_reg_class): Likewise.
4153 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
4154 bfin_memory_move_cost, bfin_secondary_reload,
4155 bfin_output_mi_thunk): Likewise.
4156 * config/crx/crx.c (crx_secondary_reload_class,
4157 crx_memory_move_cost): Likewise.
4158 * config/frv/frv-protos.h (frv_secondary_reload_class,
4159 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
4160 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
4161 frv_secondary_reload_class, frv_class_likely_spilled_p,
4162 frv_class_max_nregs): Likewise.
4163 * config/h8300/h8300.c (h8300_classify_operand,
4164 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
4166 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
4167 * config/ia64/ia64.c (ia64_preferred_reload_class,
4168 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
4169 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
4170 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
4172 * config/m68hc11/m68hc11.c (preferred_reload_class,
4173 m68hc11_memory_move_cost): Likewise.
4174 * config/mcore/mcore.c (mcore_secondary_reload_class,
4175 mcore_reload_class): Likewise.
4176 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
4177 mips_class_max_nregs, mips_cannot_change_mode_class,
4178 mips_preferred_reload_class, mips_secondary_reload_class,
4179 mips_output_mi_thunk): Likewise.
4180 * config/mmix/mmix.c (mmix_preferred_reload_class,
4181 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
4183 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4185 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
4186 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
4187 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4188 * config/rs6000/rs6000.c (paired_expand_vector_init,
4189 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
4190 compare_section_name, rs6000_memory_move_cost): Likewise.
4191 * config/s390/s390.c (s390_emit_compare_and_swap,
4192 s390_preferred_reload_class, s390_secondary_reload,
4193 legitimize_pic_address, legitimize_tls_address,
4194 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
4195 s390_class_max_nregs): Likewise.
4196 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4197 * config/s390/s390.md: Likewise.
4198 * config/score/score-protos.h (score_secondary_reload_class,
4199 score_preferred_reload_class): Likewise.
4200 * config/score/score.c (score_preferred_reload_class,
4201 score_secondary_reload_class): Likewise.
4202 * config/score/score3.c (score3_output_mi_thunk,
4203 score3_preferred_reload_class, score3_secondary_reload_class,
4204 score3_hard_regno_mode_ok): Likewise.
4205 * config/score/score3.h (score3_preferred_reload_class,
4206 score3_secondary_reload_class): Likewise.
4207 * config/score/score7.c (score7_output_mi_thunk,
4208 score7_preferred_reload_class, score7_secondary_reload_class,
4209 score7_hard_regno_mode_ok): Likewise.
4210 * config/score/score7.h (score7_preferred_reload_class,
4211 score7_secondary_reload_class): Likewise.
4212 * config/sh/sh.c (prepare_move_operands, output_far_jump,
4213 output_branchy_insn, add_constant, gen_block_redirect,
4214 sh_insn_length_adjustment, sh_cannot_change_mode_class,
4215 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
4217 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4218 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
4219 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
4220 xstormy16_preferred_reload_class): Likewise.
4221 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
4222 xtensa_expand_atomic, override_options,
4223 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
4225 * reorg.c (try_merge_delay_insns): Likewise.
4226 * tree.c (merge_dllimport_decl_attributes): Likewise.
4228 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
4230 2008-08-06 Michael Matz <matz@suse.de>
4232 * Makefile.in (write_entries_to_file): Quote words.
4233 * gengtype.c: (read_input_line): Skip over leading white-space.
4235 2008-08-06 Marc Gauthier <marc@tensilica.com>
4237 * config.gcc: Match more processor names for Xtensa.
4238 * configure.ac: Likewise.
4239 * doc/install.texi (Specific): Likewise.
4240 * configure: Regenerate.
4242 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4244 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
4245 * calls.c (avoid_likely_spilled_reg): Likewise.
4246 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
4247 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
4248 * config/i386/i386.c (ix86_expand_special_args_builtin,
4249 ix86_secondary_reload): Likewise.
4250 * except.c (struct eh_region, gen_eh_region_catch,
4251 remove_unreachable_regions, duplicate_eh_regions,
4252 assign_filter_values, build_post_landing_pads,
4253 sjlj_find_directly_reachable_regions, remove_eh_handler,
4254 reachable_next_level, foreach_reachable_handler,
4255 can_throw_internal_1, can_throw_external_1,
4256 collect_one_action_chain): Likewise.
4257 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
4258 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
4259 * function.c (update_temp_slot_address, instantiate_new_reg,
4260 instantiate_virtual_regs_in_rtx,
4261 instantiate_virtual_regs_in_insn): Likewise.
4262 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
4263 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
4264 gimplify_cleanup_point_expr): Likewise.
4265 * ipa-cp.c (ipcp_lattice_changed): Likewise.
4266 * passes.c (next_pass_1): Likewise.
4267 * print-tree.c (print_node_brief, print_node): Likewise.
4268 * profile.c (branch_prob): Likewise.
4269 * tree-dump.c (dump_register): Likewise.
4270 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
4272 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
4273 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
4274 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
4275 copy_arguments_for_versioning, copy_static_chain): Likewise.
4276 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
4277 add_new_name_mapping, register_new_name_mapping): Likewise.
4278 * tree-mudflap.c (mf_xform_derefs): Likewise.
4279 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
4280 get_init_expr, combine_chains): Likewise.
4281 * tree-pretty-print.c (dump_generic_node): Likewise.
4282 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
4283 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
4284 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
4285 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
4287 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4290 * calls.c (expand_call): Use the biggest preferred stack
4293 2008-08-06 Michael Matz <matz@suse.de>
4296 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
4297 for reused reload, instead of overwriting them.
4299 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4302 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
4303 for incoming stack boundary.
4305 * function.c (assign_parm_find_entry_rtl): Update
4306 parm_stack_boundary.
4308 * function.h (rtl_data): Add parm_stack_boundary.
4310 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
4311 parm_stack_boundary for incoming stack boundary.
4313 2008-08-06 Joseph Myers <joseph@codesourcery.com>
4315 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
4316 for unrepresentable subregs or treat them as equal to other regs
4317 or subregs with the same register number.
4319 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
4322 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
4325 2008-08-06 Jan Hubicka <jh@suse.cz>
4327 * predict.c (maybe_hot_frequency_p): When profile is absent, all
4328 frequencies might be hot.
4330 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
4332 * reload.c (find_reloads): Force constants into literal pool
4333 also if they are wrapped in a SUBREG.
4335 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4338 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
4339 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
4340 Don't allow predicated instructions for data speculation.
4341 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
4344 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4346 * haifa-sched.c (extend_global): Split to extend_global_data and
4347 extend_region_data. Update all uses.
4348 (extend_all): Rename to extend_block_data.
4350 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4352 * sched-rgn.c (new_ready): Check if instruction can be
4353 speculatively scheduled before attempting speculation.
4354 (debug_rgn_dependencies): Remove wrongful assert.
4356 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4358 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
4360 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4362 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
4363 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
4364 va_size, and type_size.
4366 2008-08-04 Jason Merrill <jason@redhat.com>
4369 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
4370 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
4372 2008-08-05 Richard Henderson <rth@redhat.com>
4374 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
4375 * configure: Rebuild.
4377 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4380 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
4381 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
4384 2008-08-05 Richard Henderson <rth@redhat.com>
4386 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
4387 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
4388 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
4389 * common.opt (fdwarf2-cfi-asm): New.
4390 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
4391 * config.in, configure: Rebuild.
4392 * dwarf2asm.c (dw2_asm_output_data_raw): New.
4393 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
4394 (dw2_force_const_mem): Externalize.
4395 * dwarf2asm.h: Update.
4396 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
4397 generate a real label.
4398 (output_cfi_directive): New.
4399 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
4400 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
4401 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
4403 (dwarf2out_end_epilogue): Emit .cfi_endproc.
4404 (output_loc_operands_raw, output_loc_sequence_raw): New.
4405 (output_cfa_loc_raw): New.
4407 2008-08-05 Paul Brook <paul@codesourcery.com>
4409 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
4410 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
4411 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
4412 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
4413 * config/arm/arm.h (TARGET_VFPD32): Define.
4414 (TARGET_VFP3): Use TARGET_VFPD32.
4415 (fputype): Add FPUTYPE_VFP3D16.
4416 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
4417 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
4418 * config/arm/arm-cores.def: Add cortex-r4f.
4419 * config/arm/arm-tune.md: Regenerate.
4421 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4423 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
4424 Reword some comments throughout the file.
4426 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
4427 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
4428 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
4429 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
4431 (MFC_START_ENABLE): Remove PPU-only define.
4432 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
4433 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
4435 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
4436 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
4437 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
4438 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
4439 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
4440 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
4441 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
4443 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
4444 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
4445 (mfc_sdcrt, mfc_sdcrtst): Likewise.
4446 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
4448 (spu_read_machine_status): Fix typo.
4450 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4452 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
4453 SUBREG of multi-word hard register.
4454 * config/spu/spu.c (valid_subreg): Likewise.
4455 (adjust_operand): Handle SUBREGs of multi-word hard registers.
4457 2008-08-04 Richard Guenther <rguenther@suse.de>
4459 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
4460 the candidate with the stripped base if that base is different
4461 from the original base even for offset zero.
4463 2008-08-04 Richard Guenther <rguenther@suse.de>
4466 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
4467 check for no_overflow.
4469 2008-08-04 Richard Guenther <rguenther@suse.de>
4471 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
4473 2008-08-04 Paul Brook <paul@codesourcery.com>
4475 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
4476 (arm_order_regs_for_local_alloc): New function.
4477 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
4479 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
4481 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4484 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
4485 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
4486 (ix86_expand_epilogue): Likewise.
4488 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4490 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
4493 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
4495 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
4496 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
4497 (*movv2sf_internal_rex64): Ditto.
4499 2008-08-03 Jan Hubicka <jh@suse.cz>
4501 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
4502 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
4503 * expmed.c (expand_smod_pow2): Likewise.
4505 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
4508 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
4509 alternative 0 of operand 1.
4510 (*vec_concatv2di_rex64_sse): Ditto.
4511 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
4513 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
4514 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
4515 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
4516 (*movv2sf_internal_rex64): Ditto.
4518 2008-08-02 Richard Guenther <rguenther@suse.de>
4521 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
4522 (ssedoublesizemode): New mode attribute.
4523 (sse_shufps): Call gen_sse_shufps_v4sf.
4524 (sse_shufps_1): Macroize.
4525 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
4526 (sse2_shufpd_1): Macroize.
4527 (vec_extract_odd, vec_extract_even): New expanders.
4528 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
4529 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
4530 * i386.c (ix86_expand_vector_init_one_nonzero): Call
4531 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
4532 (ix86_expand_vector_set): Likewise.
4533 (ix86_expand_reduc_v4sf): Likewise.
4535 2008-08-01 Doug Kwan <dougkwan@google.com>
4537 * matrix-reorg.c: Re-enable all code.
4538 (struct malloc_call_data): Change CALL_STMT to gimple type.
4539 (collect_data_for_malloc_call): Tuplify.
4540 (struct access_site_info): Change STMT to gimple type.
4541 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
4542 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
4543 (struct free_info): Change STMT to gimple type.
4544 (struct matrix_access_phi_node): Change PHI to gimple type.
4545 (get_inner_of_cast_expr): Remove.
4546 (may_flatten_matrices_1): Tuplify.
4547 (may_flatten_matrices): Ditto.
4548 (mark_min_matrix_escape_level): Ditto.
4549 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
4550 (ssa_accessed_in_call_rhs): New
4551 (ssa_accessed_in_assign_rhs): New
4552 (record_access_alloc_site_info): Tuplify.
4553 (add_allocation_site): Ditto.
4554 (analyze_matrix_allocation_site): Ditto.
4555 (analyze_transpose): Ditto.
4556 (get_index_from_offset): Ditto.
4557 (update_type_size): Ditto.
4558 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
4559 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
4560 (analyze_accesses_for_phi_node): Tuplify.
4561 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
4562 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
4563 (analyze_matrix_accesses): Tuplify.
4564 (check_var_data): New call-back type for check_var_notmodified_p.
4565 (check_var_notmodified_p): Tuplify and use call-back struct to
4566 return statement found.
4567 (can_calculate_expr_before_stmt): Factor out statement related code
4569 (can_calculate_stmt_before_stmt): New.
4570 (check_allocation_function): Tuplify.
4571 (find_sites_in_func): Ditto.
4572 (record_all_accesses_in_func): Ditto.
4573 (transform_access_sites): Ditto.
4574 (transform_allocation_sites): Ditto.
4575 (matrix_reorg): Re-enable.
4576 (gate_matrix_reorg): Re-enable.
4578 2008-08-01 Jakub Jelinek <jakub@redhat.com>
4580 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
4581 for labels for which it hasn't been set yet. If it has been set,
4582 stop walking insns and continue with next worklist item.
4583 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
4584 if the only BARRIER is at the very end of a function.
4586 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
4588 * cfgexpand.c (expand_stack_alignment): Assert that
4589 stack_realign_drap and drap_rtx must match.
4591 * function.c (instantiate_new_reg): If DRAP is used to realign
4592 stack, replace virtual_incoming_args_rtx with internal arg
4595 2008-08-01 Richard Guenther <rguenther@suse.de>
4597 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
4598 loop information only if we initialized it.
4599 (execute_pre): Call fini_pre with in_fre.
4600 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
4601 if we do not unroll because we hit max-completely-peeled-insns.
4602 Use our estimation for consistency, do allow shrinking.
4604 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
4606 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
4607 with MIN_STACK_BOUNDARY.
4608 (ix86_update_stack_boundary): Likewise.
4609 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
4612 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
4613 (MIN_STACK_BOUNDARY): This.
4615 2008-08-01 Richard Guenther <rguenther@suse.de>
4618 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
4620 2008-08-01 Richard Guenther <rguenther@suse.de>
4622 PR tree-optimization/36988
4623 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
4624 do not matter if that doesn't change volatile qualification.
4626 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
4628 * configure.ac: Do not generate libada-mk. Do not subst
4630 * libada-mk.in: Remove.
4631 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
4632 * configure: Regenerate.
4634 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
4636 * tree-pass.h: Added comment about not dumping passes with name
4637 starting with star in struct opt_pass.
4638 * passes.c (register_dump_files_1): Don't do dump for a pass with
4639 name starting with star.
4640 * doc/passes.texi (Pass manager): Mention pass names and special
4641 meaning of star prefix to avoid dump.
4643 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
4645 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
4647 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
4648 (ISA_MIPS64R2): New macro.
4649 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
4650 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
4651 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
4652 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
4653 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
4654 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
4655 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
4656 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
4657 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
4658 Move up to keep list alphabetically sorted.
4659 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
4660 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
4662 * doc/invoke.texi (MIPS Options): Add -mips64r2.
4663 (-march=@var{arch}): Add mips64r2.
4665 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4667 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
4669 2008-07-31 Steve Ellcey <sje@cup.hp.com>
4671 * expr.c (expand_assignment): Check for complete type.
4673 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4676 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
4678 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
4679 for stack alignment.
4681 * function.h (rtl_data): Add stack_realign_tried. Update comments.
4683 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
4685 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
4686 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
4688 2008-07-31 Jakub Jelinek <jakub@redhat.com>
4690 PR rtl-optimization/36419
4691 * dwarf2out.c (barrier_args_size): New variable.
4692 (compute_barrier_args_size, compute_barrier_args_size_1): New
4694 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
4695 if not called yet in the current function, use barrier_args_size
4696 array to find the new args_size value.
4697 (dwarf2out_frame_debug): Free and clear barrier_args_size.
4699 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4702 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
4705 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4708 * dwarf2out.c (dwarf2out_args_size_adjust): New.
4709 (dwarf2out_stack_adjust): Use it.
4710 (dwarf2out_frame_debug_expr): Likewise.
4712 2008-07-31 Richard Guenther <rguenther@suse.de>
4714 PR tree-optimization/36978
4715 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
4716 the generated condition.
4718 2008-07-31 Richard Guenther <rguenther@suse.de>
4720 * passes.c (init_optimization_passes): Always call
4721 pass_early_warn_uninitialized.
4722 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
4723 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
4724 * doc/passes.texi (Warn for uninitialized variables): Adjust.
4726 2008-07-31 Jakub Jelinek <jakub@redhat.com>
4729 * builtins.c (maybe_emit_free_warning): New function.
4730 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
4731 maybe_emit_free_warning for BUILT_IN_FREE.
4734 * dwarf2out.c (get_context_die): New function.
4735 (force_decl_die, force_type_die): Use it.
4736 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
4737 returns NULL, force generation of DW_TAG_typedef and put that into
4740 PR preprocessor/36649
4741 * c-pch.c (c_common_read_pch): Save and restore
4742 line_table->trace_includes across PCH restore.
4744 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
4747 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
4749 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
4752 * final.c (call_from_call_insn): Handle COND_EXEC.
4754 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
4756 * builtins.c (std_gimplify_va_arg_expr): Replace
4757 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
4758 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
4760 2008-07-30 Joey Ye <joey.ye@intel.com>
4761 H.J. Lu <hongjiu.lu@intel.com>
4763 * builtins.c (expand_builtin_setjmp_receiver): Replace
4764 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
4765 (expand_builtin_apply_args_1): Likewise.
4766 (expand_builtin_longjmp): Need DRAP for stack alignment.
4767 (expand_builtin_apply): Likewise.
4769 * caller-save.c (setup_save_areas): Call assign_stack_local_1
4770 instead of assign_stack_local to allow alignment reduction.
4772 * calls.c (emit_call_1): Need DRAP for stack alignment if
4774 (expand_call): Replace virtual_incoming_args_rtx with
4775 crtl->args.internal_arg_pointer.
4776 * stmt.c (expand_nl_goto_receiver): Likewise.
4778 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
4779 alignment and store to stack_alignment_estimated and
4780 max_used_stack_slot_alignment.
4781 (expand_one_var): Likewise.
4782 (expand_stack_alignment): New function.
4783 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
4784 and stack_alignment_estimated fields in rtl_data. Call
4785 expand_stack_alignment at end.
4787 * defaults.h (INCOMING_STACK_BOUNDARY): New.
4788 (MAX_STACK_ALIGNMENT): Likewise.
4789 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
4790 (SUPPORTS_STACK_ALIGNMENT): Likewise.
4792 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
4793 stack alignment when generating virtual registers.
4795 * function.c (assign_stack_local): Renamed to ...
4796 (assign_stack_local_1): This. Add a parameter to indicate
4797 if it is OK to reduce alignment.
4798 (assign_stack_local): Use it.
4799 (instantiate_new_reg): Instantiate virtual incoming args rtx
4800 to vDRAP if stack realignment and DRAP is needed.
4801 (assign_parms): Collect parameter/return type alignment and
4802 contribute to stack_alignment_estimated.
4803 (locate_and_pad_parm): Likewise.
4804 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
4805 with crtl->args.internal_arg_pointer.
4807 * function.h (rtl_data): Add new field drap_reg,
4808 max_used_stack_slot_alignment, stack_alignment_estimated,
4809 stack_realign_needed, need_drap, stack_realign_processed and
4810 stack_realign_finalized.
4811 (stack_realign_fp): New macro.
4812 (stack_realign_drap): Likewise.
4814 * global.c (compute_regsets): Frame pointer is needed when
4815 stack is realigned. Can eliminate frame pointer when stack is
4816 realigned and dynamic realigned argument pointer isn't used.
4818 * reload1.c (update_eliminables): Frame pointer is needed
4819 when stack is realigned.
4820 (init_elim_table): Can eliminate frame pointer when stack is
4821 realigned and dynamic realigned argument pointer isn't used.
4823 * rtl.h (assign_stack_local_1): Declare new funtion.
4825 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
4826 (TARGET_GET_DRAP_RTX): Likewise.
4827 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
4828 TARGET_GET_DRAP_RTX.
4830 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
4832 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
4833 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
4835 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
4836 H.J. Lu <hongjiu.lu@intel.com>
4838 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
4839 vdrap_reg, stack_realign and drap_reg_saved.
4840 (add_cfi): Don't allow redefining CFA when DRAP is used.
4841 (reg_save): Handle stack alignment.
4842 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
4843 alignment. Don't generate DWARF information for (set fp sp)
4845 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
4847 (int_loc_descriptor): Move prototype forward. Also define if
4848 DWARF2_UNWIND_INFO is true.
4849 (output_cfa_loc): Handle DW_CFA_expression.
4850 (build_cfa_aligned_loc): New.
4851 (based_loc_descr): Update assert for stack realign. For local
4852 variables, use sp+offset when stack is aligned without drap and
4853 fp+offset when stack is aligned with drap. For arguments, use
4854 cfa+offset when drap is used to align stack.
4856 2008-07-30 Joey Ye <joey.ye@intel.com>
4857 H.J. Lu <hongjiu.lu@intel.com>
4859 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
4861 (ix86_gen_andsp): New.
4862 (ix86_user_incoming_stack_boundary): Likewise.
4863 (ix86_default_incoming_stack_boundary): Likewise.
4864 (ix86_incoming_stack_boundary): Likewise.
4865 (ix86_can_eliminate): Likewise.
4866 (find_drap_reg): Likewise.
4867 (ix86_update_stack_boundary): Likewise.
4868 (ix86_get_drap_rtx): Likewise.
4869 (ix86_finalize_stack_realign_flags): Likewise.
4870 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
4871 (TARGET_GET_DRAP_RTX): Likewise.
4872 (override_options): Overide option value for new options.
4873 (ix86_function_ok_for_sibcall): Remove check for
4874 force_align_arg_pointer.
4875 (ix86_handle_cconv_attribute): Likewise.
4876 (ix86_function_regparm): Likewise.
4877 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
4878 (ix86_va_start): Replace virtual_incoming_args_rtx with
4879 crtl->args.internal_arg_pointer.
4880 (ix86_select_alt_pic_regnum): Check DRAP register.
4881 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
4882 (ix86_compute_frame_layout): Compute frame layout wrt stack
4884 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
4885 (ix86_expand_prologue): Decide if stack realignment is needed
4886 and generate prologue code accordingly.
4887 (ix86_expand_epilogue): Generate epilogue code wrt stack
4888 realignment is really needed or not.
4890 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
4891 (ABI_STACK_BOUNDARY): Likewise.
4892 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
4893 (STACK_REALIGN_DEFAULT): Likewise.
4894 (INCOMING_STACK_BOUNDARY): Likewise.
4895 (MAX_STACK_ALIGNMENT): Likewise.
4896 (ix86_incoming_stack_boundary): Likewise.
4897 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
4898 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
4899 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
4900 (machine_function): Remove force_align_arg_pointer.
4902 * config/i386/i386.md (BX_REG): New.
4903 (R13_REG): Likewise.
4905 * config/i386/i386.opt (mforce_drap): New.
4906 (mincoming-stack-boundary): Likewise.
4907 (mstackrealign): Add Init(-1).
4909 * config/i386/i386-protos.h (ix86_can_eliminate): New
4911 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
4913 * doc/extend.texi: Update force_align_arg_pointer.
4915 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
4918 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
4919 (INCOMING_STACK_BOUNDARY): Likewise.
4920 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
4921 (TARGET_GET_DRAP_RTX): Likewise.
4923 2008-07-30 Andreas Schwab <schwab@suse.de>
4925 PR rtl-optimization/36929
4926 * dse.c (replace_inc_dec): Use emit_insn_before instead of
4927 add_insn_before and fix argument order.
4928 (replace_inc_dec_mem): Handle NULL rtx.
4930 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
4932 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
4934 (arm_compute_initial_elimination_offset): Use it.
4935 (arm_compute_save_reg_mask): Include static chain save slot when
4936 calculating alignment.
4937 (arm_get_frame_offsets): Ditto.
4938 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
4939 that we can use to decrement the stack when the stack decrement
4940 could be too big for an immediate value in a single insn.
4941 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
4943 2008-07-30 Richard Guenther <rguenther@suse.de>
4945 PR tree-optimization/36967
4946 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
4947 Release defs of statements we remove.
4949 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
4951 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
4952 instead of NULL_RTVEC.
4954 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
4958 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
4961 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
4963 * final.c (call_from_call_insn): New.
4964 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
4966 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
4968 * configure.ac: Substitute ADA_CFLAGS.
4969 * configure: Regenerate.
4970 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
4971 * Makefile.in: Remove mention of X_* variables.
4972 * config/pa/x-ada-hpux10: Remove.
4973 * config/pa/x-ada: Remove.
4975 * doc/fragments.texi: Update.
4977 2008-07-30 Olivier Hainque <hainque@adacore.com>
4979 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
4980 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
4981 __dso_handle explicitly here.
4983 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4986 * c-typeck.c (build_binary_op): Encapsulate code into...
4987 * c-common.c (shorten_binary_op): ...this new function.
4988 (conversion_warning): Use the new function. Handle non-negative
4989 constant in bitwise-and.
4990 * c-common.h (shorten_binary_op): Declare.
4992 2008-07-30 Olivier Hainque <hainque@adacore.com>
4994 * scan.c (make_sstring_space): Add explicit conversions of
4995 allocator's return value.
4996 * fix-header.c (recognized_function): Likewise.
4998 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5000 * doc/cpp.texi: Update to GFDL 1.2.
5001 * doc/gcc.texi: Do not list GPL as Invariant Section.
5002 * doc/gccint.texi: Likewise. Update copyright years.
5003 * doc/install.texi: Update copyright years.
5005 2008-07-30 Alan Modra <amodra@bigpond.net.au>
5008 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
5009 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
5011 2008-07-29 Jan Hubicka <jh@suse.cz>
5013 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
5014 (grokdeclarator): Likewise.
5015 * langhooks.c (lhd_warn_unused_global_decl): Use
5016 DECL_DECLARED_INLINE_P.
5017 * print-tree.c (print_node): Remove DECL_INLINE check.
5019 2008-07-29 Richard Guenther <rguenther@suse.de>
5021 PR tree-optimization/36945
5022 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
5023 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
5024 Record invariant addresses un-decomposed.
5025 (copy_reference_ops_from_call): Record reference call
5026 arguments properly. Simplify.
5027 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
5028 helper split out from ...
5029 (create_component_ref_by_pieces): ... here. Simplify.
5030 Prepare for recursive invocation for call arguments.
5031 (create_expression_by_pieces): Adjust call to
5032 create_component_ref_by_pieces.
5033 (compute_avail): Process operand 2 of reference ops.
5035 2008-07-29 Richard Guenther <rguenther@suse.de>
5037 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
5039 2008-07-29 Jakub Jelinek <jakub@redhat.com>
5041 * c-format.c (check_format_types): Revert unwanted checkin.
5043 2008-07-29 Jan Hubicka <jh@suse.cz>
5045 * flags.h (flag_really_no_inline): Remove.
5046 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
5047 * toplev.c (flag_really_no_inline): Remove.
5048 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
5049 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
5050 (cgraph_decide_inlining_incrementally): Likewise.
5051 (compute_inline_parameters): Likewise.
5052 * opts.c (decode_options): Simplify.
5053 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
5054 * common.opt (finline): Initialize to 1.
5055 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
5057 2008-07-29 Jan Hubicka <jh@suse.cz>
5059 * predict.c (always_optimize_for_size_p): New function.
5060 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5061 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5062 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
5064 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
5065 * function.c (prepare_function_start): Set default profile.
5066 * function.h (rtl_data): Add maybe_hot_insn_p.
5067 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
5068 (construct_exit_block): Likewise.
5069 (tree_expand_cfg): Likewise.
5071 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5072 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5073 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5074 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
5077 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5080 * c-decl.c (merge_decls): Merge USED flags.
5082 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
5084 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
5085 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
5086 next_stack, lab_false and lab_over trees.
5088 2008-07-28 Richard Guenther <rguenther@suse.de>
5090 PR tree-optimization/36957
5091 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
5092 (useless_type_conversion_p): Remove.
5093 (types_compatible_p): Remove.
5094 * gimple.h (tree_ssa_useless_type_conversion): Declare.
5095 (useless_type_conversion_p): Declare.
5096 (types_compatible_p): Declare.
5097 (gimple_expr_type): Return the base type only if it is
5098 trivially convertible to the subtype.
5100 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
5102 * configure.ac: Use the m4_do macro to concatenate the warnings into
5103 one string in ACX_PROG_CC_WARNING_OPTS,
5104 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
5105 * configure: Regenerate.
5107 2008-07-28 Richard Guenther <rguenther@suse.de>
5109 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
5110 (insert_fake_stores): Remove.
5111 (realify_fake_stores): Likewise.
5112 (execute_pre): Remove dead code.
5113 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
5114 (find_func_aliases): Deal with it here instead.
5115 Re-enable gcc_unreachable call.
5117 2008-07-28 Richard Guenther <rguenther@suse.de>
5119 Merge from gimple-tuples-branch.
5121 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
5122 * gimple.def: New file.
5123 * gsstruct.def: Likewise.
5124 * gimple-iterator.c: Likewise.
5125 * gimple-pretty-print.c: Likewise.
5126 * tree-gimple.c: Removed. Merged into ...
5127 * gimple.c: ... here. New file.
5128 * tree-gimple.h: Removed. Merged into ...
5129 * gimple.h: ... here. New file.
5131 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
5132 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
5133 --enable-checking=gimple flag.
5134 * config.in: Likewise.
5135 * configure: Regenerated.
5137 * tree-ssa-operands.h: Tuplified.
5138 * tree-vrp.c: Likewise.
5139 * tree-loop-linear.c: Likewise.
5140 * tree-into-ssa.c: Likewise.
5141 * tree-ssa-loop-im.c: Likewise.
5142 * tree-dump.c: Likewise.
5143 * tree-complex.c: Likewise.
5144 * cgraphbuild.c: Likewise.
5145 * tree-ssa-threadupdate.c: Likewise.
5146 * tree-ssa-loop-niter.c: Likewise.
5147 * tree-pretty-print.c: Likewise.
5148 * tracer.c: Likewise.
5149 * gengtype.c: Likewise.
5150 * tree-loop-distribution.c: Likewise.
5151 * tree-ssa-loop-unswitch.c: Likewise.
5152 * cgraph.c: Likewise.
5153 * cgraph.h: Likewise.
5154 * tree-ssa-loop-manip.c: Likewise.
5155 * value-prof.c: Likewise.
5156 * tree-ssa-loop-ch.c: Likewise.
5157 * tree-tailcall.c: Likewise.
5158 * value-prof.h: Likewise.
5161 * tree-pass.h: Likewise.
5162 * ipa-cp.c: Likewise.
5163 * tree-scalar-evolution.c: Likewise.
5164 * tree-scalar-evolution.h: Likewise.
5165 * target.h: Likewise.
5166 * lambda-mat.c: Likewise.
5167 * tree-phinodes.c: Likewise.
5168 * diagnostic.h: Likewise.
5169 * builtins.c: Likewise.
5170 * tree-ssa-alias-warnings.c: Likewise.
5171 * cfghooks.c: Likewise.
5172 * fold-const.c: Likewise.
5173 * cfghooks.h: Likewise.
5174 * omp-low.c: Likewise.
5175 * tree-ssa-dse.c: Likewise.
5176 * ipa-reference.c: Likewise.
5177 * tree-ssa-uncprop.c: Likewise.
5178 * toplev.c: Likewise.
5179 * tree-gimple.c: Likewise.
5180 * tree-gimple.h: Likewise.
5181 * tree-chrec.c: Likewise.
5182 * tree-chrec.h: Likewise.
5183 * tree-ssa-sccvn.c: Likewise.
5184 * tree-ssa-sccvn.h: Likewise.
5185 * cgraphunit.c: Likewise.
5186 * tree-ssa-copyrename.c: Likewise.
5187 * tree-ssa-ccp.c: Likewise.
5188 * tree-ssa-loop-ivopts.c: Likewise.
5189 * tree-nomudflap.c: Likewise.
5190 * tree-call-cdce.c: Likewise.
5191 * ipa-pure-const.c: Likewise.
5192 * c-format.c: Likewise.
5193 * tree-stdarg.c: Likewise.
5194 * tree-ssa-math-opts.c: Likewise.
5195 * tree-ssa-dom.c: Likewise.
5196 * tree-nrv.c: Likewise.
5197 * tree-ssa-propagate.c: Likewise.
5198 * ipa-utils.c: Likewise.
5199 * tree-ssa-propagate.h: Likewise.
5200 * tree-ssa-alias.c: Likewise.
5201 * gimple-low.c: Likewise.
5202 * tree-ssa-sink.c: Likewise.
5203 * ipa-inline.c: Likewise.
5204 * c-semantics.c: Likewise.
5205 * dwarf2out.c: Likewise.
5207 * tree-ssa-loop-ivcanon.c: Likewise.
5208 * predict.c: Likewise.
5209 * tree-ssa-loop.c: Likewise.
5210 * tree-parloops.c: Likewise.
5211 * tree-ssa-address.c: Likewise.
5212 * tree-ssa-ifcombine.c: Likewise.
5213 * matrix-reorg.c: Likewise.
5214 * c-decl.c: Likewise.
5215 * tree-eh.c: Likewise.
5216 * c-pretty-print.c: Likewise.
5217 * lambda-trans.c: Likewise.
5218 * function.c: Likewise.
5219 * langhooks.c: Likewise.
5220 * ebitmap.h: Likewise.
5221 * tree-vectorizer.c: Likewise.
5222 * function.h: Likewise.
5223 * langhooks.h: Likewise.
5224 * tree-vectorizer.h: Likewise.
5225 * ipa-type-escape.c: Likewise.
5226 * ipa-type-escape.h: Likewise.
5227 * domwalk.c: Likewise.
5228 * tree-if-conv.c: Likewise.
5229 * profile.c: Likewise.
5230 * domwalk.h: Likewise.
5231 * tree-data-ref.c: Likewise.
5232 * tree-data-ref.h: Likewise.
5233 * tree-flow-inline.h: Likewise.
5234 * tree-affine.c: Likewise.
5235 * tree-vect-analyze.c: Likewise.
5236 * c-typeck.c: Likewise.
5237 * gimplify.c: Likewise.
5238 * coretypes.h: Likewise.
5239 * tree-ssa-phiopt.c: Likewise.
5240 * calls.c: Likewise.
5241 * tree-ssa-coalesce.c: Likewise.
5242 * tree.def: Likewise.
5243 * tree-dfa.c: Likewise.
5244 * except.c: Likewise.
5245 * except.h: Likewise.
5246 * cfgexpand.c: Likewise.
5247 * tree-cfgcleanup.c: Likewise.
5248 * tree-ssa-pre.c: Likewise.
5249 * tree-ssa-live.c: Likewise.
5250 * tree-sra.c: Likewise.
5251 * tree-ssa-live.h: Likewise.
5252 * tree-predcom.c: Likewise.
5253 * lambda.h: Likewise.
5254 * tree-mudflap.c: Likewise.
5255 * ipa-prop.c: Likewise.
5256 * print-tree.c: Likewise.
5257 * tree-ssa-copy.c: Likewise.
5258 * ipa-prop.h: Likewise.
5259 * tree-ssa-forwprop.c: Likewise.
5260 * ggc-page.c: Likewise.
5261 * c-omp.c: Likewise.
5262 * tree-ssa-dce.c: Likewise.
5263 * tree-vect-patterns.c: Likewise.
5264 * tree-ssa-ter.c: Likewise.
5265 * tree-nested.c: Likewise.
5266 * tree-ssa.c: Likewise.
5267 * lambda-code.c: Likewise.
5268 * tree-ssa-loop-prefetch.c: Likewise.
5269 * tree-inline.c: Likewise.
5270 * tree-inline.h: Likewise.
5271 * tree-iterator.c: Likewise.
5272 * tree-optimize.c: Likewise.
5273 * tree-ssa-phiprop.c: Likewise.
5274 * tree-vect-transform.c: Likewise.
5275 * tree-object-size.c: Likewise.
5276 * tree-outof-ssa.c: Likewise.
5277 * cfgloop.c: Likewise.
5278 * system.h: Likewise.
5279 * tree-profile.c: Likewise.
5280 * cfgloop.h: Likewise.
5281 * c-gimplify.c: Likewise.
5282 * c-common.c: Likewise.
5283 * tree-vect-generic.c: Likewise.
5284 * tree-flow.h: Likewise.
5285 * c-common.h: Likewise.
5286 * basic-block.h: Likewise.
5287 * tree-ssa-structalias.c: Likewise.
5288 * tree-switch-conversion.c: Likewise.
5289 * tree-ssa-structalias.h: Likewise.
5290 * tree-cfg.c: Likewise.
5291 * passes.c: Likewise.
5292 * ipa-struct-reorg.c: Likewise.
5293 * ipa-struct-reorg.h: Likewise.
5294 * tree-ssa-reassoc.c: Likewise.
5295 * cfgrtl.c: Likewise.
5296 * varpool.c: Likewise.
5298 * tree-ssanames.c: Likewise.
5299 * tree-ssa-threadedge.c: Likewise.
5300 * langhooks-def.h: Likewise.
5301 * tree-ssa-operands.c: Likewise.
5302 * config/alpha/alpha.c: Likewise.
5303 * config/frv/frv.c: Likewise.
5304 * config/s390/s390.c: Likewise.
5305 * config/m32c/m32c.c: Likewise.
5306 * config/m32c/m32c-protos.h: Likewise.
5307 * config/spu/spu.c: Likewise.
5308 * config/sparc/sparc.c: Likewise.
5309 * config/i386/i386.c: Likewise.
5310 * config/sh/sh.c: Likewise.
5311 * config/xtensa/xtensa.c: Likewise.
5312 * config/stormy16/stormy16.c: Likewise.
5313 * config/ia64/ia64.c: Likewise.
5314 * config/rs6000/rs6000.c: Likewise.
5315 * config/pa/pa.c: Likewise.
5316 * config/mips/mips.c: Likewise.
5318 2008-07-28 Simon Baldwin <simonb@google.com>
5320 * c-pragma.c (handle_pragma_message): New function.
5321 (init_pragma): Register handle_pragma_message.
5322 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
5325 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
5327 PR tree-optimization/35252
5328 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
5329 REALPART_EXPR to be considered as same load operation.
5331 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
5333 PR tree-optimization/36830
5334 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
5335 (expressions_equal_p): Return false if only one operand is null.
5337 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
5339 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
5340 version requirements.
5342 2008-07-26 Olivier Hainque <hainque@adacore.com>
5344 * collect2.c (symkind): New enum. Symbol kinds we care about.
5345 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
5346 code and head comment accordingly.
5347 (scan_prog_file): Use symkind names instead of bare integers.
5349 2008-07-25 Jan Hubicka <jh@suse.cz>
5351 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
5353 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
5354 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
5355 * dojump.c (clear_pending_stack_adjust): Likewise.
5356 * print-tree.c (print_node): Ignore DECL_INLINE.
5357 * tree-inline.c (inlinable_function_p): Likewise.
5359 2008-07-25 Michael Meissner <gnu@the-meissners.org>
5361 * doc/extend.texi (hot attribute): Document that the hot attribute
5362 turns on -O3 for some ports.
5363 (cold attribute): Document that the cold attribute turns on -Os
5366 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
5367 reflect function specific option support.
5369 * target.h (struct target_option_hooks): Add fields to say whether
5370 the cold attribute implies -Os and the hot attribute implies -O3.
5372 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
5373 By default, do not turn on -Os for cold functions.
5374 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
5375 not turn on -O3 for hot functions.
5377 * c-common.c (handle_hot_attribute): Use target hook to determine
5378 if hot functions should enable -O3.
5379 (handle_cold_attribute): Use target hook to determine if cold
5380 functions should enable -Os.
5382 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
5383 (override_options): Move disable scheduling to
5384 optimization_options.
5385 (optimization_options): Disable scheduling here, not
5387 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5388 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5390 * config/ia64/ia64.c (ia64_override_options): Move setting
5391 scheduling flags to ia64_optimization_options.
5392 (ia64_optimization_options): Disable scheduling options here, and
5393 not in ia64_override_options.
5394 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5395 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5397 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
5400 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
5402 2008-07-25 Martin Jambor <mjambor@suse.cz>
5404 PR tree-optimization/36926
5405 * ipa-prop.c (ipa_analyze_call_uses): Call
5406 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
5408 2008-07-25 Joseph Myers <joseph@codesourcery.com>
5410 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5411 movv2si_internal): Add mem = reg alternative.
5413 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
5416 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
5417 DEFAULT_PCC_STRUCT_RETURN to 127.
5419 2008-07-24 Jan Hubicka <jh@suse.cz>
5421 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
5422 (build_cgraph_edges): Likewise.
5423 * cgraph.c (cgraph_node): Do not update assembler hash.
5424 (cgraph_remove_node): Drop non-unit-at-a-time code.
5425 * tree-pass.h (pass_O0_always_inline): Remove.
5426 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
5427 * toplev.c (process_options): Flag unit-at-a-time does not imply
5429 * cgraphunit.c: Update comments.
5430 (decide_is_function_needed): Drop non-unit-at-a-time mode.
5431 (cgraph_assemble_pending_functions): Remove.
5432 (cgraph_reset_node): Drop non-unit-at-a-time code.
5433 (cgraph_finalize_function): Likewise.
5434 (cgraph_analyze_function): Likewise.
5435 (cgraph_finalize_compilation_unit): Likewise.
5436 (cgraph_expand_function): Likewise.
5437 (cgraph_optimize): Likesise.
5438 (save_inline_function_body): Likewise.
5439 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
5440 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
5441 * ipa-inline.c: Update comments.
5442 (enum inlining_mode): remove INLINE_SPEED.
5443 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
5444 (cgraph_mark_inline_edge): Likewise.
5445 (try_inline): Likewise.
5446 (cgraph_decide_inlining_incrementally): Likewise.
5447 (cgraph_gate_inlining): Remove.
5448 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
5449 (cgraph_gate_early_inlining): Likewise.
5450 (gate_inline_passes): Remove.
5451 (pass_inline_parameters, pass_ipa_inline): Remove gates.
5452 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5453 pass_O0_always_inline): Remove.
5454 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
5455 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
5456 * opts.c (no_unit_at_a_time_default): Remove.
5457 (decode_options): Remove flag_unit_at_a_time reset and warning.
5458 * opts.h (no_unit_at_a_time_default): Remove.
5459 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
5460 early in GNU dialect.
5461 (merge_decls): Update comment; drop unit-at-a-time check.
5462 (finish_decl): Likewise.
5463 (grok_declaration): Remove flag_inline_trees code.
5464 (finish_functions): Return on function returning non-void on all
5466 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
5467 * cfgexpand.c (expand_one_static_var): Remove.
5468 (expand_one_var): Remove expand_one_static_var call.
5469 (expand_used_vars_for_block): Remove flag_unit_a_time check.
5470 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
5471 and flag_unit_at_a-time compatibility checks.
5472 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
5473 * tree-inline.c (flag_inline_trees): Remove.
5474 (inlinable_function_p): Don't check it.
5475 (expand_call_inline): Remove non-unit-at-a-time code.
5476 * tree-inline.h (flag_inline_trees): Remove.
5477 * tree-optimize.c (execute_early_local_optimizations): Remove
5478 unit-at-a-time checks.
5479 (tree_rest_of_compilation): Likewise.
5480 * combine.c (setup_incoming_promotions): Likewise.
5481 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
5482 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
5483 * passes.c (pass_inline_parameters): Update comments; remove
5484 O0_alwaysinline pass.
5485 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
5486 (execute_one_pass): Likewise.
5487 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
5488 (ix86_function_sseregparm): Likewise.
5489 * arm.c (arm_function_in_section_p): Likewise.
5490 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
5491 * varpool.c: Update comments.
5492 (decide_is_variable_needed): Remove unit-at-a-time checks.
5493 (varpool_finalize_decl): Likewise.
5495 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
5497 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
5499 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
5501 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
5503 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
5504 imp symbol extension.
5506 2008-07-23 Ian Lance Taylor <iant@google.com>
5508 * tree-vrp.c (infer_value_range): Ignore asm statements when
5509 looking for memory accesses for -fdelete-null-pointer-checks.
5511 2008-07-24 Ben Elliston <bje@au.ibm.com>
5513 * config/spu/spu-c.c (__vector_keyword): New variable.
5514 (vector_keyword): Likewise.
5515 (spu_categorize_keyword): New function.
5516 (spu_macro_to_expand): Likewise.
5517 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
5518 compiling an ISO C dialect.
5520 2008-07-24 Ben Elliston <bje@au.ibm.com>
5522 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
5525 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5527 * configure: Regenerate.
5528 * configure.ac: Require texinfo 4.7.
5529 * doc/install.texi: Document texinfo 4.7 requirement.
5531 2008-07-23 Martin Jambor <mjambor@suse.cz>
5533 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
5534 rather than for DECL_SAVED_TREE.
5535 * ipa-prop.c: Include diagnostic.h.
5536 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
5538 (ipa_detect_param_modifications): Function rewritten from scratch.
5539 (ipa_compute_jump_functions): Changed accesses to modification flags.
5540 (ipa_free_node_params_substructures): Update flags destruction.
5541 (ipa_node_duplication_hook): Update flags duplication.
5542 (ipa_print_all_params_modified): Updated flag access.
5543 * ipa-prop.h (struct ipa_param_flags): New structure.
5544 (struct ipa_node_params): New field modification_analysis_done,
5545 modified_flags changed into param_flags.
5546 (ipa_is_ith_param_modified): Changed to use new flags.
5547 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
5549 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
5550 ipa-cp.c and split into two functions.
5551 (ipa_print_node_jump_functions): New function.
5552 (compute_scalar_jump_functions): New function.
5553 (type_like_member_ptr_p): New function.
5554 (compute_pass_through_member_ptrs): New function.
5555 (fill_member_ptr_cst_jump_function): New function.
5556 (determine_cst_member_ptr): New function.
5557 (compute_cst_member_ptr_arguments): New function.
5558 (ipa_compute_jump_functions): Complete rewrite.
5559 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
5560 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
5561 (struct ipa_member_ptr_cst): New structure.
5562 (union jump_func_value): New field member_cst.
5563 * ipa-cp.c (ipcp_lat_is_insertable): New function.
5564 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
5565 jump function types.
5566 (ipcp_print_all_lattices): Slight fprintf rearrangement.
5567 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
5568 instead of ipcp_print_all_jump_functions.
5569 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
5570 only for replacable scalars.
5572 * doc/invoke.texi (Optimize options): Add description of
5573 -findirect-inlining.
5574 * common.opt (flag_indirect_inlining): New flag.
5575 * opts.c (decode_options): Set flag_indirect_inlining when
5578 * ipa-inline.c: Include ipa-prop.h.
5579 (inline_indirect_intraprocedural_analysis): New function.
5580 (inline_generate_summary): Allocate parameter and argument info
5581 structures, call inline_indirect_intraprocedural_analysis on each
5582 node when doing indirect inlining and deallocate indirect inlining
5583 data structures in the end.
5584 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
5585 (free_all_ipa_structures_after_iinln): New function.
5586 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
5588 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
5590 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
5591 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
5592 of computing the frequency separately.
5593 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
5594 of computing the frequency separately.
5595 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
5596 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
5597 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
5598 (ipa_get_stmt_member_ptr_load_param): New function.
5599 (ipa_is_ssa_with_stmt_def): New function.
5600 (ipa_note_param_call): New function.
5601 (ipa_analyze_call_uses): New function.
5602 (ipa_analyze_stmt_uses): New function.
5603 (ipa_analyze_params_uses): New function.
5604 (ipa_free_node_params_substructures): Also free the param_calls linked
5606 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
5607 (ipa_print_node_param_flags): New function.
5608 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
5609 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
5610 * ipa-prop.h (struct ipa_param_flags): New field called.
5611 (struct ipa_param_call_note): New structure.
5612 (struct ipa_node_params): New fields param_calls and
5614 (ipa_is_ith_param_called): New function.
5615 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5616 ipa_analyze_params_uses and dump parameter flags.
5618 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
5619 ipa_propagate_indirect_call_infos if performing indirect inlining,
5620 pass a new parameter new_edges to it.
5621 (add_new_edges_to_heap): New fucntion.
5622 (cgraph_decide_inlining_of_small_functions): New vector
5623 new_indirect_edges for newly found indirect edges , call
5624 ipa_propagate_indirect_call_infos after inlining.
5625 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
5626 inlining if performing indirect inlining. Call
5627 free_all_ipa_structures_after_iinln when doing so too.
5628 (inline_generate_summary): Do not call
5629 free_all_ipa_structures_after_iinln here.
5630 * ipa-prop.c (update_jump_functions_after_inlining): New function.
5631 (print_edge_addition_message): New function.
5632 (update_call_notes_after_inlining): New function.
5633 (propagate_info_to_inlined_callees): New function.
5634 (ipa_propagate_indirect_call_infos): New function.
5635 * ipa-prop.h: Include cgraph.h
5636 (struct ipa_param_call_note): Fields reordered, new field processed.
5637 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
5639 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
5640 rediscovered call statements.
5641 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
5642 (dump_cgraph_node): Dump also the indirect_call flag.
5643 (cgraph_clone_edge): Copy also the indirect_call flag.
5644 * tree-inline.c (copy_bb): Do not check for fndecls from call
5645 expressions, check for edge availability when moving clones.
5646 (get_indirect_callee_fndecl): New function.
5647 (expand_call_inline): If callee declaration is not apprent from
5648 the statement, try calling get_indirect_callee_fndecl. Do not
5649 issue warnings or call sorry when not inlinings an indirect edge.
5650 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
5652 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
5653 bit more frandly to matching.
5654 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
5655 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
5656 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
5658 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5661 * opth-gen.awk: Suppress function specific features when building
5663 * optc-gen.awk: Ditto.
5665 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5668 * diagnostic.c (pedwarn): Add opt parameter.
5670 * c-tree.h (pedwarn_init): Add opt parameter.
5671 (pedwarn_c90): Likewise.
5672 (pedwarn_c99): Likewise.
5673 * c-errors.c (pedwarn_c99): Likewise.
5674 (pedwarn_c90): Likewise.
5675 * toplev.h (pedwarn): Update declaration.
5676 (pedwarn0): Declare.
5677 * c-lex.c: All calls to pedwarn changed.
5678 * builtins.c: All calls to pedwarn changed.
5679 * toplev.c: All calls to pedwarn changed.
5680 * c-decl.c: All calls to pedwarn changed.
5681 * c-typeck.c: All calls to pedwarn changed.
5682 * c-common.c: All calls to pedwarn changed.
5683 * c-parser.c: All calls to pedwarn changed.
5685 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5686 Karthik Kumar <karthikkumar@gmail.com>
5688 * attribs.c (file scope): Include c-common.h.
5689 (decl_attributes): Add support for #pragma GCC optimize and
5692 * targhooks.c (default_can_inline_p): New function that is the
5693 default for the TARGET_CAN_INLINE_P target hook.
5695 * targhooks.h (default_can_inline_p): Add declaration.
5697 * tree.c (cl_optimization_node): New static tree for building
5698 OPTIMIZATION_NODE tree.
5699 (cl_target_option_node): New static tree for building
5700 TARGET_OPTION_NODE tree.
5701 (cl_option_hash_table): New hash table for hashing
5702 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
5703 (cl_option_hash_hash): New function to provide the hash value for
5704 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
5705 (cl_option_hash_eq): New function to provide an equality test for
5706 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
5707 (tree_code_size): Add support for OPTIMIZATION_NODE and
5708 TARGET_OPTION_NODE trees.
5709 (tree_code_structure): Add support for OPTIMIZATION_NODE and
5710 TARGET_OPTION_NODE trees.
5711 (build_optimization_node): Build a tree that has all of the
5712 current optimization options.
5713 (build_target_option_node): Build a tree that has the target
5714 options that might be changed on a per function basis.
5716 * tree.h (file scope): Include options.h.
5717 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
5718 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
5719 (TREE_OPTIMIZATION): Ditto.
5720 (TREE_TARGET_SPECIFIC): Ditto.
5721 (struct tree_function_decl): Add fields for remembering the
5722 current optimization options and target specific options.
5723 (struct tree_optimization_option): New tree variant that remembers
5724 the optimization options.
5725 (struct tree_target_option): New tree variant that remembers the
5726 target specific flags that might change for compiling a particular
5728 (union tree_node): Include tree_optimization_option and
5729 tree_target_option fields.
5730 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
5731 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
5732 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
5733 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
5734 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
5735 optimization and target options.
5736 (optimization_default_node): New macro to refer to global_trees
5738 (optimization_current_node): Ditto.
5739 (optimization_cold_node): Ditto.
5740 (optimization_hot_node): Ditto.
5741 (target_option_default_node): Ditto.
5742 (target_option_current_node): Ditto.
5743 (current_option_pragma): Ditto.
5744 (current_optimize_pragma): Ditto.
5746 * target.h (struct gcc_target): Add valid_option_attribute_p,
5747 target_option_save, target_option_restore, target_option_print,
5748 target_option_pragma_parse, and can_inline_p hooks.
5750 * toplev.h (parse_optimize_options): Add declaration.
5751 (fast_math_flags_struct_set_p): Ditto.
5753 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
5754 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
5757 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
5758 tree_can_inline_p hook to see if one function can inline another.
5759 (cgraph_decide_inlining): Ditto.
5760 (cgraph_decide_inlining_incrementally): Ditto.
5762 * opts.c (decode_options): Add support for running multiple times
5763 to allow functions with different target or optimization options
5764 than was specified on the command line.
5765 (fast_math_flags_struct_set_p): New function that is similar to
5766 fast_math_flags_set_p, except it uses the values in the
5767 cl_optimization structure instead of global variables.
5769 * optc-gen.awk: Add support for TargetSave to allow a back end to
5770 declare new fields that need to be saved when using function
5771 specific options. Include flags.h and target.h in the options.c
5772 source. Add support for Save to indicate which options can be set
5773 for individual functions. Generate cl_optimize_save,
5774 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
5775 cl_target_option_restore, cl_target_option_print functions to
5776 allow functions to use different optimization or target options.
5778 * opt-functions.awk (var_type_struct): Return the type used for
5779 storing the field in a structure.
5781 * opth-gen.awk: Add support for TargetSave to allow a back end to
5782 declare new fields that need to be saved when using function
5783 specific options. Add support for Save to indicate which options
5784 can be set for individual functions. Only generate one extern for
5785 Mask fields. Generate cl_optimization and cl_target_option
5786 structures to remember optimization and target options.
5788 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
5789 collecting new tree nodes.
5790 (TS_TARGET_OPTION): Ditto.
5792 * c-decl.c (merge_decls): Merge function specific target and
5793 optimization options.
5795 * function.c (invoke_set_current_function_hook): If the function
5796 uses different optimization options, change the global variables
5799 * coretypes.h (struct cl_optimization): Add forward reference.
5800 (struct cl_target_option): Ditto.
5802 * c-pragma.c (option_stack): New static vector to remember the
5803 current #pragma GCC option stack.
5804 (handle_pragma_option): New function to support #pragma GCC option
5805 to change target options.
5806 (optimize_stack): New static vector to remember the current
5807 #pragma GCC optimize stack.
5808 (handle_pragma_optimize): New function to support #pragma GCC
5809 optimize to change optimization options.
5810 (init_pragma): Add support for #pragma GCC optimize and #pragma
5813 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
5814 optimization options.
5815 (TARGET_OPTION_NODE): New tree code for remembering certain target
5818 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
5819 TARGET_OPTION_NODE trees.
5821 * common.opt (-O): Add Optimization flag.
5823 (-fmath-errno): Ditto.
5824 (-falign-functions): Add UInteger flag to make sure flag gets full
5825 int in cl_optimization structure.
5826 (-falign-jumps): Ditto.
5827 (-falign-labels): Ditto.
5828 (-falign-loops): Ditto.
5829 (-fsched-stalled-insns): Ditto.
5830 (-fsched-stalled-insns-dep): Ditto.
5832 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
5834 (TARGET_OPTION_SAVE): Ditto.
5835 (TARGET_OPTION_RESTORE): Ditto.
5836 (TARGET_OPTION_PRINT): Ditto.
5837 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
5838 (TARGET_CAN_INLINE_P): Ditto.
5839 (TARGET_INITIALIZER): Add new hooks.
5841 * tree-inline.c (tree_can_inline_p): New function to determine
5842 whether one function can inline another. Check if the functions
5843 use compatible optimization options, and also call the backend
5846 * tree-inline.h (tree_can_inline_p): Add declaration.
5848 * c-common.c (c_common_attribute): Add support for option and
5849 optimize attributes.
5850 (handle_option_attribute): Add support for the option attribute to
5851 allow the user to specify different target options for compiling a
5853 (handle_optimize_attribute): Add support for the optimize
5854 attribute to allow the user to specify different optimization
5855 options for compiling a specific function.
5856 (handle_hot_attribute): Turn on -O3 optimization for this one
5857 function if it isn't the default optimization level.
5858 (handle_cold_attribute): Turn on -Os optimization for this one
5859 function if it insn't the default optimization.
5860 (const_char_p): New const char * typedef.
5861 (optimize_args): New static vector to remember the optimization
5863 (parse_optimize_options): New function to set up the optimization
5864 arguments from either the optimize attribute or #pragma GCC optimize.
5866 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
5867 (builtin_define_std): Ditto.
5869 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
5870 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
5871 (x86_64-*-*): Ditto.
5873 * Makefile.in (TREE_H): Add options.h.
5874 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
5876 * doc/extend.texi (option attribute): Document new attribute.
5877 (optimize attribute): Ditto.
5878 (hot attribute): Document hot attribute sets -O3.
5879 (cold attribute): Document cold attribute sets -Os.
5880 (#pragma GCC option): Document new pragma.
5881 (#pragma GCC optimize): Ditto.
5883 * doc/options.texi (TargetSave): Document TargetSave syntax.
5884 (UInteger): Document UInteger must be used for certain flags.
5885 (Save): Document Save option to create target specific options
5886 that can be saved/restored on a function specific context.
5888 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
5889 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
5891 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
5892 (TARGET_OPTION_SAVE): Ditto.
5893 (TARGET_OPTION_RESTORE): Ditto.
5894 (TARGET_OPTION_PRINT): Ditto.
5895 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
5896 (TARGET_CAN_INLINE_P): Ditto.
5898 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
5900 (-mfpmath=both): Ditto.
5902 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5903 Karthik Kumar <karthikkumar@gmail.com>
5905 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
5906 (TARGET_POPCNT): Ditto.
5907 (TARGET_SAHF): Ditto.
5908 (TARGET_AES): Ditto.
5909 (TARGET_PCLMUL): Ditto.
5910 (TARGET_CMPXCHG16B): Ditto.
5911 (TARGET_RECIP): Move switch into target_flags.
5912 (TARGET_FUSED_MADD): Ditto.
5913 (ix86_arch_features): Make an unsigned char type.
5914 (ix86_tune_features): Ditto.
5915 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
5916 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
5917 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
5919 * config/i386/i386.opt (arch): New TargetSave field to define
5920 fields that need to be saved for function specific option support.
5923 (branch_cost): Ditto.
5924 (ix86_isa_flags_explicit): Ditto.
5925 (tune_defaulted): Ditto.
5926 (arch_specified): Ditto.
5927 (-m128-long-double): Add Save flag to save option for target
5928 specific option support.
5930 (-maccumulate-outgoing-args): Ditto.
5931 (-malign-double): Ditto.
5932 (-malign-stringops): Ditto.
5933 (-mfancy-math-387): Ditto.
5934 (-mhard-float): Ditto.
5936 (-minline-all-stringops): Ditto.
5937 (-minline-stringops-dynamically): Ditto.
5938 (-mms-bitfields): Ditto.
5939 (-mno-align-stringops): Ditto.
5940 (-mno-fancy-math-387): Ditto.
5941 (-mno-push-args): Ditto.
5942 (-mno-red-zone): Ditto.
5943 (-mpush-args): Ditto.
5944 (-mred-zone): Ditto.
5946 (-msseregparm): Ditto.
5947 (-mstack-arg-probe): Ditto.
5962 (-mrecip): Move flag into target_flags.
5964 (-mno-fused-madd): Ditto.
5965 (-mfused-madd): Ditto.
5966 (-mabm): Move flag into ix86_isa_flags.
5973 * config/i386/i386-c.c: New file for #pragma support.
5974 (ix86_target_macros_internal): New function to #define or #undef
5975 target macros based when the user uses the #pragma GCC option to
5976 change target options.
5977 (ix86_pragma_option_parse): New function to add #pragma GCC option
5979 (ix86_target_macros): Move defining the target macros here from
5980 TARGET_CPU_CPP_BUILTINS in i386.h.
5981 (ix86_register_pragmas): Register the #pragma GCC option hook. If
5982 defined, initialize any subtarget #pragmas.
5984 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
5985 REGISTER_TARGET_PRAGMAS.
5987 * config/i386/t-i386: New file for x86 dependencies.
5988 (i386.o): Make dependencies mirror the include files used.
5989 (i386-c.o): New file, add dependencies.
5991 * config/i386/i386-protos.h (override_options): Add bool argument.
5992 (ix86_valid_option_attribute_tree): Add declaration.
5993 (ix86_target_macros): Ditto.
5994 (ix86_register_macros): Ditto.
5996 * config/i386/i386.c (ix86_tune_features): Move initialization of
5997 the target masks to initial_ix86_tune_features to allow functions
5998 to have different target options. Make type unsigned char,
5999 instead of unsigned int.
6000 (initial_ix86_tune_features): New static vector to hold processor
6001 masks for the tune variables.
6002 (ix86_arch_features): Move initialization of the target masks to
6003 initial_ix86_arch_features to allow functions to have different
6004 target options. Make type unsigned char, instead of unsigned int.
6005 (initial_ix86_arch_features): New static vector to hold processor
6006 masks for the arch variables.
6007 (enum ix86_function_specific_strings): New enum to describe the
6008 string options used for attribute((option(...))).
6009 (ix86_target_string): New function to return a string that
6010 describes the target options.
6011 (ix86_debug_options): New function to print the current options in
6013 (ix86_function_specific_save): New function hook to save the
6014 function specific global variables in the cl_target_option structure.
6015 (ix86_function_specific_restore): New function hook to restore the
6016 function specific variables from the cl_target_option structure to
6017 the global variables.
6018 (ix86_function_specific_print): New function hook to print the
6019 target specific options in the cl_target_option structure.
6020 (ix86_valid_option_attribute_p): New function hook to validate
6021 attribute((option(...))) arguments.
6022 (ix86_valid_option_attribute_tree): New function that is common
6023 code between attribute((option(...))) and #pragma GCC option
6024 support that parses the options and returns a tree holding the options.
6025 (ix86_valid_option_attribute_inner_p): New helper function for
6026 ix86_valid_option_attribute_tree.
6027 (ix86_can_inline_p): New function hook to decide if one function
6028 can inline another on a target specific basis.
6029 (ix86_set_current_function); New function hook to switch target
6030 options if the user used attribute((option(...))) or #pragma GCC
6032 (ix86_tune_defaulted): Move to static file scope from
6034 (ix86_arch_specified): Ditto.
6035 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
6037 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
6038 (OPTION_MASK_ISA_ABM_SET): Ditto.
6039 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
6040 (OPTION_MASK_ISA_CX16_SET): Ditto.
6041 (OPTION_MASK_ISA_SAHF_SET): Ditto.
6042 (OPTION_MASK_ISA_AES_UNSET): Ditto.
6043 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
6044 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
6045 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
6046 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
6047 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
6048 (struct ptt): Move to static file scope from override_options.
6049 (processor_target_table): Ditto.
6051 (ix86_handle_option): Add support for options that are now isa options.
6052 (override_options): Add support for declaring functions that
6053 support different target options than were specified on the
6054 command line. Move struct ptt, processor_target_table, cpu_names,
6055 ix86_tune_defaulted, ix86_arch_specified to static file scope.
6056 Add bool argument. Fix up error messages so the appropriate error
6057 is given for either command line or attribute.
6058 (ix86_previous_fndecl): New static to remember previous function
6059 declaration to see if we need to change target options.
6060 (ix86_builtins_isa): New array to record the ISA of each builtin
6062 (def_builtin): Always create the builtin function, even if the
6063 current ISA doesn't support it.
6064 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
6065 tests for those builtins.
6066 (ix86_init_builtins): Remove TARGET_MMX test for calling
6067 ix86_init_mmx_sse_builtins.
6068 (ix86_expand_builtin): If the current ISA doesn't support a given
6069 builtin, signal an error.
6070 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
6071 (TARGET_SET_CURRENT_FUNCTION): Ditto.
6072 (TARGET_OPTION_SAVE): Ditto.
6073 (TARGET_OPTION_RESTORE): Ditto.
6074 (TARGET_OPTION_PRINT): Ditto.
6075 (TARGET_CAN_INLINE_P): Ditto.
6077 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
6079 * c-typeck.c (build_external_ref): Don't call assemble_external.
6080 * final.c (output_operand): Call assemble_external.
6082 2008-07-21 DJ Delorie <dj@redhat.com>
6084 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
6085 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6087 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6089 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
6090 original insn and splitter contents into ...
6091 ("*div<mode>3_fast"): ... this new pattern. Enable only if
6092 flag_unsafe_math_optimizations. Add dummy scratch register.
6093 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
6094 !flag_unsafe_math_optimizations. Returns number with next
6095 highest magnitude if this is still less or equal to the true
6096 quotient in magnitude.
6098 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
6100 * Makefile.in: Replace toplev.h with TOPLEV_H.
6101 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
6102 * c-lex.c (fe_file_change): Don't set in_system_header.
6103 * c-parser.c (c_token): Remove in_system_header.
6104 (c_lex_one_token): Don't set in_system_header.
6105 (c_parser_set_source_position_from_token): Don't set in_system_header.
6106 * diagnostic.c (diagnostic_report_diagnostic): Use location from
6109 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
6110 * flags.h (in_system_header): Remove.
6111 * function.c (saved_in_system_header): Remove.
6112 (push_cfun): Don't set in_system_header.
6113 (pop_cfun): Don't set in_system_header.
6114 (push_struct_function): Don't set in_system_header.
6115 * input.h (expanded_location): Add sysp.
6116 (in_system_header_at): New.
6117 (in_system_header): New.
6118 * toplev.c (in_system_header): Remove.
6119 * toplev.h: Include input.h
6121 * tree-cfg.c (execute_warn_function_return): Call warning_at.
6122 * tree-ssa.c (warn_uninit): Call warning_at.
6123 (warn_uninitialized_var): Update calls to warn_uninit.
6124 (warn_uninitialized_phi): Update calls to warn_uninit.
6125 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
6126 (expand_location): Initialize xloc.sysp.
6127 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
6128 (tree_decl_with_vis): Remove in_system_header_flag.
6130 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
6133 * recog.c (asm_operand_ok): Change the order of the extra
6134 memory constraint checks.
6136 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6139 * tree-switch-conversion.c (build_one_array): Call
6140 varpool_mark_needed_node and varpool_finalize_decl
6141 instead of assemble_variable.
6143 2008-07-19 Jan Hubicka <jh@suse.cz>
6145 * cgraph.c (cgraph_add_new_function): Do early local passes.
6146 * tree-nrv.c (gate_pass_return_slot): New gate.
6147 (pass_nrv): Add the gate.
6148 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
6150 (coalesce_ssa_name): Coalesce SSA names.
6151 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
6152 not optimizing so unused user vars remains visible.
6153 * common.opt (flag_tree_ter): Always enable by default.
6154 * tree-ssa-ter.c: Include flags.h
6155 (is_replaceable_p): Check that locations match; when aliasing is missing
6156 be conservative about loads.
6157 * tree-optimize.c (gate_init_datastructures): Remove.
6158 (pass_init_datastructures): New.
6159 * passes.c: Reorder passes so we always go into SSA.
6161 2008-07-19 Jan Hubicka <jh@suse.cz>
6163 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
6164 * doc/invoke.texi (--combine): Likewise.
6165 (-finline-functions-called-once): Update levels when enabled.
6166 (-funit-at-a-time): Document new behaviour.
6167 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
6168 -fno-section-anchors when disabled explicitly.
6169 (inline params): They are not ignored now.
6170 (precompiled headers): Remove unit-at-a-time as being incompatible.
6171 * opts.c (decode_options): Handle unit-at-a-time as alias;
6172 imply -fno-section-anchors when toplevel reorder is disabled
6174 * common.opt (ftoplevel-reorder): Set default value to 2.
6175 (funit-at-a-time): Set default value to 1.
6176 * config/rs6000/rs6000.c (optimization_options): Set section anchors
6179 2008-07-19 Jan Hubicka <jh@suse.cz>
6181 * builtins.c (expand_builtin_int_roundingfn,
6182 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
6185 2008-07-19 Richard Guenther <rguenther@suse.de>
6188 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
6189 * tree-ssa-sccvn.c (get_constant_value_id): New function.
6190 * tree-ssa-pre.c (get_expr_value_id): For newly created
6191 constant value-ids make sure to add the expression to its
6194 2008-07-19 Jakub Jelinek <jakub@redhat.com>
6197 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
6198 return value of the builtin is ignored.
6200 2008-07-19 Olivier Hainque <hainque@adacore.com>
6202 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
6203 bits, a C conformant malloc implementation has to provide.
6204 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
6206 2008-07-19 Joseph Myers <joseph@codesourcery.com>
6210 * reload.c (find_reloads_subreg_address): Only reload address if
6211 reloaded == 0, not for reloaded != 1.
6214 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6215 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6216 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6217 m32c_legitimize_reload_address.
6219 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6220 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6221 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6223 2008-07-19 Olivier Hainque <hainque@adacore.com>
6225 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
6226 argument, saying whether nested array are to be collapsed
6227 into a single array type DIE with multiple subscripts.
6228 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
6229 issues, centralize the nested array types collapsing control and
6230 disable the transformation for Ada.
6232 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
6235 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
6237 (x86_64_shift_adj_2): New expander.
6238 (x86_64_shift_adj_3): Ditto.
6239 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
6240 to split TImode operands.
6241 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
6242 (ix86_split_lshr): Ditto.
6244 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
6246 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
6247 and __CHAR32_TYPE__.
6248 * c-typeck.c (digest_init): Support char16_t and char32_t.
6249 (set_nonincremental_init_from_string): Idem.
6251 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6254 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
6255 PREFERRED_STACK_BOUNDARY.
6256 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6258 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6261 * function.c (locate_and_pad_parm): Cap boundary earlier.
6263 2008-07-17 Julian Brown <julian@codesourcery.com>
6265 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
6266 no-op for targets which don't use DLLs.
6268 2008-07-17 Martin Jambor <mjambor@suse.cz>
6270 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
6271 that nodes are relevant by examining the node->analyzed flag.
6272 (ipcp_init_stage): Check which nodes are relevant, assert that the
6273 relevant ones are also required.
6274 (ipcp_propagate_stage): Check on the side arrays are properly
6276 (ipcp_print_all_jump_functions): Make sure not to touch any node
6277 that is not analyzed or an edge that does not have a corresponding
6278 entry in the on-the-side vectors.
6279 (ipcp_function_scale_print): Likewise.
6280 (ipcp_update_callgraph): Check that the node is relevant.
6281 (ipcp_insert_stage): Check that the node is relevant. Check there is
6282 an info for every node and edge.
6283 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
6284 (ipa_print_all_tree_maps): Likewise and a new variable info.
6285 (ipa_print_all_params_modified): Likewise.
6286 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
6288 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
6291 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
6293 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
6295 PR rtl-optimization/36753
6296 * fwprop.c (use_killed_between): Don't shortcut
6297 single-definition global registers.
6299 2008-07-16 Jan Hubicka <jh@suse.cz>
6301 * cgraph.h (varpool_empty_needed_queue): Declare.
6302 * cgraphunit.c (output_in_order): Mark all variables as needed;
6304 * varpool.c (varpool_assemble_node): Update debug queue.
6305 (varpool_assemble_pending_decls): Don't do it here.
6306 (varpool_empty_needed_queue): New function.
6308 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6310 * recog.c (peephole2_optimize): Fix formatting.
6312 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6314 * c-pch.c (get_ident): Avoid C++ keywords.
6315 * combine-stack-adj.c (single_set_for_csa): Likewise.
6316 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
6317 output_asm_insn): Likewise.
6318 * reload.c (push_secondary_reload, find_reusable_reload,
6319 push_reload, combine_reloads, find_reloads,
6320 debug_reload_to_stream): Likewise.
6321 * reload.h (struct reload): Likewise.
6322 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
6323 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
6324 emit_output_reload_insns): Likewise.
6325 * targhooks.c (default_secondary_reload): Likewise.
6326 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
6328 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6330 * recog.c (validate_change_1, validate_change,
6331 validate_unshare_change, validate_replace_rtx_1, struct
6332 funny_match, constrain_operands, peephole2_optimize): Avoid C++
6334 * reload.c (push_secondary_reload, secondary_reload_class,
6335 scratch_reload_class, find_valid_class, find_reusable_reload,
6336 push_reload, find_dummy_reload, find_reloads_address_1,
6337 find_reloads_address_part, find_equiv_reg): Likewise.
6338 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
6339 choose_reload_regs): Likewise.
6340 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
6342 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
6343 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
6344 * sched-rgn.c (concat_INSN_LIST): Likewise.
6345 * stor-layout.c (mode_for_size, mode_for_size_tree,
6346 smallest_mode_for_size): Likewise.
6348 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6350 * cfg.c (dump_reg_info): Avoid C++ keywords.
6351 * dwarf2asm.c (dw2_force_const_mem,
6352 dw2_asm_output_encoded_addr_rtx): Likewise.
6353 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
6354 * expmed.c (expand_shift): Likewise.
6355 * global.c (find_reg): Likewise.
6356 * graph.c (draw_edge): Likewise.
6357 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
6358 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
6359 widen_clz, widen_bswap, expand_parity, expand_unop,
6360 emit_cmp_and_jump_insn_1): Likewise.
6361 * postreload.c (reload_cse_simplify_operands): Likewise.
6362 * ra.h (add_neighbor): Likewise.
6363 * reg-stack.c (remove_regno_note, change_stack): Likewise.
6364 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
6365 record_reg_classes, copy_cost, record_address_regs,
6366 invalid_mode_change_p): Likewise.
6367 * regrename.c (regrename_optimize, scan_rtx_reg,
6368 dump_def_use_chain, find_oldest_value_reg,
6369 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
6371 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6373 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
6374 MASK_POWERPC64 for power4 in previous commit.
6376 2008-07-16 Olivier Hainque <hainque@adacore.com>
6378 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
6379 instead of bare conversion to cast const-ness away.
6381 2008-07-16 Anatoly Sokolov <aesok@post.ru>
6383 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
6384 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
6385 * config/xtensa/xtensa.c (xtensa_function_value): New function.
6386 (TARGET_FUNCTION_VALUE): Define.
6388 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6390 * config/rs6000/rs6000.c (processor_target_table): Add
6391 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
6393 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6396 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6397 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6398 m32c_legitimize_reload_address.
6400 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
6402 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
6403 DECL_IN_SYSTEM_HEADER in sync.
6405 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
6407 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
6408 * tree-ssa-pre.c (pre_expr_eq): Ditto
6409 (get_constant_for_value_id): Take a type as an argument.
6410 (fully_constant_expression): Pass in type.
6411 (find_or_generate_expression): Short circuit constant case.
6412 (create_expression_by_pieces): Remove special casing of
6414 (do_regular_insertion): Short circuit constant case.
6415 (do_partial_partial_insertion): Ditto.
6417 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6420 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
6422 2008-07-15 Bob Wilson <bob.wilson@acm.org>
6424 * config/xtensa/libgcc-xtensa.ver: New file.
6425 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
6427 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6429 * df-problems.c (df_set_note): Avoid C++ keywords.
6430 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
6431 * dse.c (record_store, remove_useless_values): Likewise.
6432 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
6433 gen_reg_rtx_offset, operand_subword, change_address_1,
6434 change_address, adjust_address_1, offset_address,
6435 widen_memory_access, emit_copy_of_insn_after): Likewise.
6436 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
6437 * fwprop.c (should_replace_address, propagate_rtx_1,
6438 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
6440 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
6441 gcse_emit_move_after, update_ld_motion_stores): Likewise.
6442 * lcm.c (compute_insert_delete, pre_edge_lcm,
6443 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
6444 * lower-subreg.c (resolve_reg_notes): Likewise.
6445 * mode-switching.c (optimize_mode_switching): Likewise.
6447 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6449 * bt-load.c (add_btr_def, migrate_btr_def,
6450 branch_target_load_optimize): Avoid C++ keywords.
6451 * caller-save.c (insert_restore, insert_save, insert_one_insn):
6453 * combine.c (subst, simplify_set, make_extraction,
6454 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
6455 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
6456 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
6458 2008-07-15 Richard Guenther <rguenther@suse.de>
6461 * c-common.c (strict_aliasing_warning): Do not warn for
6462 TYPE_REF_CAN_ALIAS_ALL pointers.
6463 (c_common_get_alias_set): may_alias types are not special.
6464 * tree.c (build_pointer_type_for_mode): Look up the may_alias
6465 attribute and set can_ref_all accordingly.
6466 (build_reference_type_for_mode): Likewise.
6467 * doc/extend.texi (may_alias): Clarify.
6469 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6472 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6473 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6475 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6478 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
6479 gcc_assert, instead call output_operand_lossage.
6481 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
6483 * builtins.c (std_canonical_va_list): Treat structure based
6486 2008-07-15 Ben Elliston <bje@au.ibm.com>
6488 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
6490 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
6492 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
6495 2008-07-14 Jan Hubicka <jh@suse.cz>
6497 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
6498 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
6499 fix predicates and constraints.
6500 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
6501 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
6503 2008-07-14 Doug Kwan <dougkwan@google.com>
6505 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
6506 additional option file arm/eabi.opt.
6507 * config/arm/eabi.h (File): New configuration file for EABI targets.
6508 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
6509 SUBSUBTARGET_EXTRA_SPECS.
6510 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
6511 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
6512 from STARTFILE_SPEC so that it can be referenced in an override.
6513 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
6514 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
6515 can be referenced in an override.
6516 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
6517 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
6518 so that it can be referenced in an override.
6519 (LINK_SPEC): Use BPABI_LINK_SPEC.
6520 * config/arm/eabi.opt (File): New.
6522 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6524 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
6525 (FIXED_VALUE_H): New variable.
6526 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
6527 input.h, fixed-value.h.
6528 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
6529 (BASIC_BLOCK_H): Use $(BITMAP_H).
6530 (FUNCTION_H): Add varray.h.
6531 (IPA_REFERENCE_H): Use $(BITMAP_H).
6532 (CGRAPH_H): Add $(BASIC_BLOCK_H).
6533 (DF_H): Use $(BITMAP_H).
6534 (GGC_H): Add statistics.h.
6536 (INSN_ATTR_H): Use it.
6537 (SYSTEM_H): Add safe-ctype.h, filenames.h.
6539 (SYMTAB_H): Add $(OBSTACK_H).
6540 (CPP_INTERNAL_H): New.
6541 (TREE_DUMP_H): Add tree-pass.h.
6542 (TREE_FLOW_H): Use $(BITMAP_H)
6543 (PRETTY_PRINT_H): Use $(INPUT_H).
6544 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
6547 (many object files): Fix lots of header dependencies throughout.
6549 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6551 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
6553 (s-gtyp-input): Use them to write tmp-gi.list.
6554 (echo_to_gi.list): Remove.
6556 2008-07-14 Richard Guenther <rguenther@suse.de>
6558 * tree-ssa-sccvn.c (pre_info): Remove.
6559 (switch_to_PRE_table): Likewise.
6560 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
6561 (set_hashtable_value_ids): Do not create value-ids for the
6563 (run_scc_vn): Remove double test. Remove bogus special-case
6564 in value-number printing.
6565 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
6566 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
6568 * tree-flow-inline.h (get_value_handle): Remove.
6569 * tree-flow.h (get_value_handle): Remove.
6571 2008-07-14 Martin Jambor <mjambor@suse.cz>
6573 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
6574 in which we generate arithmetics is not a subrange.
6576 2008-07-14 Martin Jambor <mjambor@suse.cz>
6578 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
6580 2008-07-14 Richard Guenther <rguenther@suse.de>
6582 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
6584 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
6587 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
6588 reload for symbol refs moved to r0 with -fPIC.
6589 (legitimize_pic_address): Use the target register as temporary
6591 (emit_symbolic_move): Adjust comment.
6592 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
6595 2008-07-14 Ben Elliston <bje@au.ibm.com>
6597 * c-common.h (C_CPP_HASHNODE): New macro.
6598 * coretypes.h (struct cpp_token): Forward declare.
6599 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6600 the context-sensitive keyword method.
6601 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
6602 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
6603 expand_bool_pixel): New.
6604 (altivec_categorize_keyword): New function.
6605 (init_vector_keywords): New function.
6606 (rs6000_macro_to_expand): Likewise.
6607 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
6608 compiling an ISO C dialect.
6610 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
6612 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
6613 (create_expression_by_pieces): Fix typo.
6614 (do_regular_insertion): Use debug counter here too.
6616 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
6619 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
6620 CONST_OK_FOR_LETTER_P. All port-local users changed.
6621 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
6622 implement Kp matching power-of-two.
6623 (CONSTRAINT_LEN): Define to match.
6624 * config/cris/cris.md: Replace all use of constraint K with Kc.
6625 ("*btst*): Use Kp for operand 0 of last alternative.
6627 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6630 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
6633 2008-07-13 Jan Hubicka <jh@suse.cz>
6635 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
6638 2008-07-13 Richard Guenther <rguenther@suse.de>
6641 * langhooks.c (lhd_print_error_function): Deal with recursive
6644 2008-07-12 Jan Hubicka <jh@suse.cz>
6646 * cgraph.c (assembler_name_hash): New static var.
6647 (hash_node_by_assembler_name, eq_assembler_name): New.
6648 (cgraph_node_for_asm): Use hashtable.
6649 (cgraph_remove_node): Maintain hashtable.
6650 (change_decl_assembler_name): Sanity check that names are not changing
6651 after aliasing was processed.
6652 * cgraph.h (varpoon_node): Add next GGC marker.
6653 * tree.c (decl_assembler_name_equal): Constify.
6654 (decl_assembler_name_hash): New.
6655 * tree.h (decl_assembler_name_equal): Constify.
6656 (decl_assembler_name_hash): Update.
6658 2008-07-12 David Daney <ddaney@avtrex.com>
6660 * config/mips/driver-native.c (host_detect_local_cpu): Handle
6663 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
6665 * doc/md.texi: Document the MIPS "v" constraint.
6666 * config/mips/mips.h (reg_class): Revert last change.
6667 (REG_CLASS_NAMES): Likewise.
6668 (REG_CLASS_CONTENTS): Likewise.
6669 * config/mips/mips.c (mips_regno_to_class): Likewise.
6670 * config/mips/constraints.md (v): Likewise, but add documentation.
6671 Add a comment to say that this constraint should not be used in
6674 2008-07-11 DJ Delorie <dj@redhat.com>
6676 * config/h8300/h8300.md (length): Fix branch offset limit.
6678 2008-07-11 Anatoly Sokolov <aesok@post.ru>
6680 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
6681 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
6682 (avr_hard_regno_scratch_ok): New function.
6683 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6684 * config/avr/avr.md (all peepholes that request a scratch register):
6685 Remove avr_peep2_scratch_safe use.
6687 2008-07-11 Tom Tromey <tromey@redhat.com>
6688 Ian Lance Taylor <iant@google.com>
6690 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
6691 (struct c_common_resword): Define.
6692 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
6693 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
6694 (c_common_reswords, num_c_common_reswords): Declare.
6695 * c-common.c (c_common_reswords): New global const array.
6696 (num_c_common_reswords): New const int.
6697 * c-parser.c (struct resword, reswords): Don't define.
6698 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
6699 (c_parse_init): Clarify mask code. Use c_common_reswords rather
6700 than reswords. If warning about C++ keywords, give them a special
6702 (c_lex_one_token): Warn about C++ keywords. Call
6703 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
6704 (c_parser_external_declaration): Look for RID_xxx rather than
6705 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
6706 (c_parser_statement_after_labels): Likewise.
6707 (c_parser_objc_class_instance_variables): Likewise.
6708 (c_parser_objc_class_declaration): Likewise.
6709 (c_parser_objc_try_catch_statement): Likewise.
6710 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
6711 (declspecs_add_type): Likewise.
6713 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
6715 * ggc-page.c (alloc_page):
6716 Substituting xmalloc, xcalloc with
6717 XNEWVEC and XCNEWVAR macros which add the
6720 2008-07-11 Richard Guenther <rguenther@suse.de>
6722 PR tree-optimization/36765
6723 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
6724 aliases from HEAP vars to SMTs.
6726 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6728 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
6729 * configure.ac (loose_warn): Move -Wc++-compat from here...
6730 (strict_warn): ...to here.
6731 * configure: Regenerate.
6733 2008-07-10 Joseph Myers <joseph@codesourcery.com>
6735 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
6736 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
6737 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
6738 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
6739 excluding more specific h8300-*-* and sh-*-* targets.
6741 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
6743 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
6745 (execute_pre): Call loop_optimizer_finalize in early exit.
6747 2008-07-10 Jakub Jelinek <jakub@redhat.com>
6750 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
6751 uids in the bitmap, not just VAR_DECL uids.
6753 PR rtl-optimization/36419
6754 * combine-stack-adj.c (adjust_frame_related_expr): New function.
6755 (combine_stack_adjustments_for_block): Call it if needed. Delete
6757 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
6758 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
6759 prologue sp adjustment.
6761 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
6764 * opts.c (print_ignored_options): Report postponed diagnostics for
6765 unknown -Wno-* options as warnings, not errors.
6766 (postpone_unknown_option_error): Renamed to...
6767 (postpone_unknown_option_warning): ... this.
6769 2008-07-09 Doug Kwan <dougkwan@google.com>
6772 2008-07-08 Doug Kwan <dougkwan@google.com>
6774 * config/arm/arm.opt (mandroid): New option.
6775 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
6776 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
6778 (CC1PLUS_SPEC): Same.
6780 (STARTFILE_SPEC): Same.
6781 (ENDFILE_SPEC): Same.
6782 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
6785 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
6788 * config/mips/mips.h (reg_class): Remove V1_REG.
6789 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6790 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
6792 (mips_get_tp): New function.
6793 (mips_legitimize_tls_address): Use it.
6794 * config/mips/constraints.md (v): Delete.
6795 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
6796 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
6797 After reload, split into a move and ...
6798 (*tls_get_tp_<mode>_split): ...this new instruction.
6800 2008-07-09 David Daney <ddaney@avtrex.com>
6802 * config/mips/driver-native.c: Include coretypes.h and tm.h.
6804 2008-07-09 Jakub Jelinek <jakub@redhat.com>
6806 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
6807 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
6809 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
6810 htab_delete should be called. Don't free c.
6811 (lookup_tmp_var): Create temp_htab lazily.
6812 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
6813 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
6815 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
6816 lower_omp_ordered, lower_omp_critical, lower_omp_for,
6817 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
6818 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
6819 * tree-sra.c (generate_element_init): Likewise.
6820 * tree-mudflap.c (execute_mudflap_function_ops,
6821 execute_mudflap_function_decls): Likewise.
6822 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
6823 * tree-gimple.h (struct gimplify_ctx): New type.
6824 (push_gimplify_context): Adjust prototype.
6826 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
6828 * tree-ssa-pre.c (phi_translate_1): Update placement of
6831 2008-07-09 Anatoly Sokolov <aesok@post.ru>
6833 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
6834 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
6835 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
6836 * targhooks.c (default_hard_regno_scratch_ok): New function.
6837 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
6838 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
6839 * recog.c: Include "target.h".
6840 (peep2_find_free_register): Add check for global regs. Add target
6842 * Makefile.in (recog.o): Depend on target.h.
6844 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
6846 * config/sh/sh.c (sh_canonical_va_list_type): New.
6847 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
6849 2008-07-09 Raksit Ashok <raksit@google.com>
6851 * doc/invoke.texi (Option Summary): Mention new option
6852 -Wdisallowed-function-list=...
6853 (Warning Options): Document -Wdisallowed-function-list=...
6854 * common.opt (Wdisallowed-function-list=): New flag.
6855 * flags.h (warn_disallowed_functions): External definition of new
6856 boolean warning flag.
6857 (warn_if_disallowed_function_p): Declare new function.
6858 * opts.c (warning_disallowed_functions): New static variable.
6859 (warn_disallowed_functions): New boolean warning flag.
6860 (warn_if_disallowed_function_p): New function.
6861 (add_comma_separated_to_vector): Rename
6862 add_instrument_functions_exclude_list to this.
6863 (common_handle_option): Handle new option. Rename calls to
6864 add_instrument_functions_exclude_list into calls to
6865 add_comma_separated_to_vector.
6866 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
6867 based on flag warn_disallowed_functions.
6869 2008-07-09 Christian Bruel <christian.bruel@st.com>
6871 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
6872 instead of get_attr_length.
6874 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6876 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
6878 * genemit.c (gen_insn): Likewise.
6879 * gengtype.c (note_def_vec): Likewise.
6880 * gengtype.h (note_def_vec): Likewise.
6881 * genoutput.c (struct data, output_insn_data, process_template,
6882 gen_expand, gen_split, note_constraint): Likewise.
6883 * genrecog.c (new_decision, add_to_sequence, factor_tests,
6884 make_insn_sequence): Likewise.
6885 * gensupport.c (record_insn_name): Likewise.
6887 2008-07-08 Doug Kwan <dougkwan@google.com>
6889 * config/arm/arm.opt (mandroid): New option.
6890 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
6891 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
6893 (CC1PLUS_SPEC): Same.
6895 (STARTFILE_SPEC): Same.
6896 (ENDFILE_SPEC): Same.
6897 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
6900 2008-07-08 Raksit Ashok <raksit@google.com>
6902 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
6903 (set_storage_via_setmem): Fix expected_align parameter.
6904 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
6905 missing from the list.
6906 * doc/md.texi (movmem): Explicitly state that expected alignment is
6907 to be expressed in bytes.
6908 (setmem): Explicitly state that expected alignment is to be expressed
6911 2008-07-08 Joseph Myers <joseph@codesourcery.com>
6913 * reload.c (find_reloads_subreg_address): Do not require validity
6914 of address in original mode before reloading address.
6916 2008-07-07 Tianwei Sheng <tianweis@google.com>
6918 * df-core.c (df_remove_problem): Adjust the access to avoid out of
6919 bounds array access.
6921 2008-07-08 Jakub Jelinek <jakub@redhat.com>
6923 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
6925 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
6927 Fix PR tree-optimization/23455
6928 Fix PR tree-optimization/35286
6929 Fix PR tree-optimization/35287
6930 * Makefile.in (OBJS-common): Remove tree-vn.o.
6931 (tree-vn.o): Remove.
6932 * dbgcnt.def: Add treepre_insert debug counter.
6933 * gcc/tree-flow.h (add_to_value): Updated for other changes.
6934 (debug_value_expressions): Ditto.
6935 (print_value_expressions): Ditto.
6936 * tree-pretty-print.c (dump_generic_node): Updated for
6937 VALUE_HANDLE removal.
6938 * tree-ssa-dom.c (record_equality): Ditto.
6939 (cprop_operand): Ditto.
6940 (lookup_avail_expr): Ditto.
6941 * tree-ssa-threadedge.c
6942 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
6943 (simplify_control_stmt_condition): Ditto.
6944 * tree.c (tree_code_size): Ditto.
6945 (tree_node_structure): Ditto.
6946 (iterative_hash_expr): Ditto.
6948 * tree.h (VALUE_HANDLE_ID): Ditto.
6949 (VALUE_HANDLE_EXPR_SET): Ditto.
6950 (struct tree_value_handle): Ditto.
6951 (union tree_node): Ditto.
6952 * treestruct.def: Ditto.
6953 * tree-vn.c: Removed.
6954 * tree-ssa-pre.c: Rewritten entirely.
6955 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
6956 (constant_value_ids): Ditto.
6957 (vn_nary_op_t): Moved to header.
6959 (vn_reference_op_t): Ditto
6960 (vn_reference_t): Ditto.
6961 (next_value_id): New variable.
6962 (VN_INFO): Add an assert.
6963 (vn_constant_eq): New function.
6964 (vn_constant_hash): Ditto.
6965 (get_or_alloc_constant_value_id): Ditto.
6966 (value_id_constant_p): Ditto.
6967 (vn_reference_compute_hash): De-staticify.
6968 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
6969 Disable some code with a FIXME. Remove VALUE_HANDLE use.
6970 (valueize_refs): Update opcode if it changes from ssa name to constant.
6971 (vn_reference_lookup_1): Add new argument.
6972 (vn_reference_lookup): Ditto.
6973 (vn_reference_lookup_pieces): New function.
6974 (vn_reference_insert): Add return type. Modify to deal with value ids.
6975 (vn_reference_insert_pieces): New function.
6976 (vn_nary_op_compute_hash): De-staticify.
6977 (vn_nary_op_eq): Ditto.
6978 (vn_nary_op_lookup_pieces): New function.
6979 (vn_nary_op_lookup): Add new argument.
6980 (vn_nary_op_insert_pieces): New function.
6981 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
6982 (vn_phi_insert): Ditto.
6983 (visit_unary_op): Update for callee changes.
6984 (visit_binary_op): Ditto.
6985 (visit_reference_op_load): Ditto.
6986 (visit_reference_op_store): Ditto.
6987 (init_scc_vn): Init next_value_id, constant_to_value_id and
6989 (free_scc_vn): Free them.
6990 (set_hashtable_value_ids): New function.
6991 (run_scc_vn): Use it.
6992 (get_max_value_id): New function.
6993 (get_next_value_id): Ditto.
6994 (expressions_equal_p): Moved from tree-vn.c
6995 (sort_vuses): Ditto.
6996 (sort_vuses_heap): Ditto.
6997 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
6999 * tree.c (iterative_hash_hashval_t): Made non-static
7000 * tree.h (iterative_hash_hashval_t): Declare it.
7002 2008-07-08 Martin Jambor <mjambor@suse.cz>
7004 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
7005 instead of ipa_create_node_params.
7006 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
7007 ipa_check_create_edge_args, free them with
7008 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
7010 * ipa-prop.c: Include flags.h and tree-inline.h.
7011 (ipa_node_params_vector): New variable.
7012 (ipa_edge_args_vector): New variable.
7013 (edge_removal_hook_holder): New variable.
7014 (node_removal_hook_holder): New variable.
7015 (edge_duplication_hook_holder): New variable.
7016 (node_duplication_hook_holder): New variable.
7017 (ipa_detect_param_modifications): Check for presence of modified flags.
7018 (ipa_compute_jump_functions): Check for presence of jump functions.
7019 (ipa_free_edge_args_substructures): New function.
7020 (ipa_create_node_params): Removed.
7021 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
7022 (ipa_free_node_params_substructures): New function.
7023 (ipa_free_all_node_params): Changed to deallocate the on-the-side
7025 (ipa_edge_removal_hook): New function.
7026 (ipa_node_removal_hook): New function.
7027 (duplicate_array): New function.
7028 (ipa_edge_duplication_hook): New function.
7029 (ipa_node_duplication_hook): New function.
7030 (ipa_register_cgraph_hooks): New function.
7031 (ipa_unregister_cgraph_hooks): New function.
7032 (free_all_ipa_structures_after_ipa_cp): New function.
7034 * ipa-prop.h: Include vec.h.
7035 (ipa_node_params_t): New typedef with vector types for it.
7036 (ipa_edge_args_t): New typedef with vector types for it.
7037 (IPA_NODE_REF): Changed to access an on-the-side vector.
7038 (IPA_EDGE_REF): Changed to access an on-the-side vector.
7039 (ipa_check_create_node_params): New function.
7040 (ipa_check_create_edge_args): New function.
7042 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
7045 2008-07-07 Tom Tromey <tromey@redhat.com>
7047 * configure, config.in: Rebuilt.
7048 * configure.ac: Don't check for scandir or alphasort.
7050 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7052 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
7053 types immediately after creating them.
7055 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7057 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
7059 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
7061 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
7062 dump_constraint_graph.
7063 (dump_constraint_edge): New function.
7064 (dump_constraint_graph): New function.
7065 (debug_constraint_graph): New function.
7066 (dump_constraint): Removed useless comparison.
7067 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
7068 (dump_constraint_graph): Declare.
7069 (debug_constraint_graph): Declare.
7070 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
7072 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
7074 * config/i386/i386.c (is_va_list_char_pointer): New.
7075 (ix86_va_start): Replace compare with ms_va_list_type_node
7076 by is_va_list_char_pointer.
7077 (ix86_gimplify_va_arg): Likewise.
7079 2008-07-07 Martin Jambor <mjambor@suse.cz>
7081 * cgraph.c (cgraph_edge_max_uid): New variable.
7082 (struct cgraph_edge_hook_list): New type.
7083 (struct cgraph_node_hook_list): New type.
7084 (struct cgraph_2edge_hook_list): New type.
7085 (struct cgraph_2node_hook_list): New type.
7086 (first_cgraph_edge_removal_hook): New variable.
7087 (first_cgraph_node_removal_hook): New variable.
7088 (first_cgraph_edge_duplicated_hook): New variable.
7089 (first_cgraph_node_duplicated_hook): New variable.
7090 (cgraph_add_edge_removal_hook): New function.
7091 (cgraph_remove_edge_removal_hook): New function.
7092 (cgraph_call_edge_removal_hooks): New function.
7093 (cgraph_add_node_removal_hook): New function.
7094 (cgraph_remove_node_removal_hook): New function.
7095 (cgraph_call_node_removal_hooks): New function.
7096 (cgraph_add_edge_duplication_hook): New function.
7097 (cgraph_remove_edge_duplication_hook): New function.
7098 (cgraph_call_edge_duplication_hooks): New function.
7099 (cgraph_add_node_duplication_hook): New function.
7100 (cgraph_remove_node_duplication_hook): New function.
7101 (cgraph_call_node_duplication_hooks): New function.
7102 (cgraph_create_edge): Assign to edge uid.
7103 (cgraph_remove_edge): Call edge removal hooks.
7104 (cgraph_node_remove_callees): Call edge removal hooks.
7105 (cgraph_node_remove_callers): Call edge removal hooks.
7106 (cgraph_remove_node): Call node removal hooks.
7107 (cgraph_clone_edge): Call edge duplication hooks.
7108 (cgraph_clone_node): Call node duplication hooks.
7110 * cgraph.h (cgraph_edge): New field uid.
7111 (cgraph_edge_hook): New type.
7112 (cgraph_node_hook): New type.
7113 (cgraph_2edge_hook): New type.
7114 (cgraph_2node_hook): New type.
7116 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
7118 * config.in: Regenerate.
7120 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
7122 * gcc.c (print_sysroot): New.
7123 (option_map, display_help, process_command): Handle the
7124 -print-sysroot option.
7125 (main): Print the sysroot if requested.
7126 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
7128 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7131 * unwind-pe.h (size_of_encoded_value): add attribute unused.
7133 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
7135 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
7136 (assign_parm_setup_block_p): Also check mode of entry_parm.
7138 2008-07-07 Richard Guenther <rguenther@suse.de>
7140 * tree-ssa-structalias.h (set_used_smts): Remove.
7141 * tree-ssa-structalias.c (used_smts): Likewise.
7142 (set_used_smts): Likewise.
7143 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
7144 call to set_used_smts.
7146 2008-07-07 Richard Guenther <rguenther@suse.de>
7148 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
7149 (new_var_info): Set it to false.
7150 (solution_set_add): Correctly handle pointers outside a var and
7152 (type_safe): Treat variables with is_full_var properly.
7153 (do_sd_constraint): Likewise.
7154 (do_ds_constraint): Likewise.
7155 (process_constraint): Remove zeroing offset for !use_field_sensitive.
7156 (get_constraint_for_ptr_offset): New function.
7157 (get_constraint_for_component_ref): For addresses at least include
7158 the last field of the variable. Handle is_full_vars properly.
7159 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
7160 (handle_ptr_arith): Remove.
7161 (find_func_aliases): Simplify assignment handling.
7162 (create_function_info_for): For parameter and result varinfos set
7164 (create_variable_info_for): Set is_full_var flag whenever we
7165 just created a single varinfo for a decl.
7166 (init_alias_vars): Initialize use_field_sensitive from
7167 max-fields-for-field-sensitive parameter.
7169 2008-07-07 Richard Guenther <rguenther@suse.de>
7171 PR tree-optimization/36713
7172 * tree-flow-inline.h (is_call_used): New function.
7173 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
7174 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7175 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
7177 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7179 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
7181 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
7183 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
7185 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7186 Nathan Sidwell <nathan@codesourcery.com>
7188 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
7189 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
7191 * config/m68k/t-linux: New.
7192 * doc/install.texi: Document m68k-*-linux is now multilibbed by
7195 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
7197 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
7198 * config/m68k/m68k-devices.def: Remove multilibs that only differ
7201 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7203 * gcc.c (execute): Fix -Wc++-compat warning.
7205 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
7208 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
7209 constant for little endian.
7211 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
7213 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
7214 mips_base_mips16 instead of TARGET_MIPS16.
7215 (mips_base_mips16): Declare.
7216 * config/mips/mips.c (mips_base_mips16): Make global.
7217 (was_mips16_p): Remove GTY marker.
7218 (was_mips16_pch_p): New variable.
7219 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
7220 (mips_override_options): Force to non-MIPS16 mode initially.
7221 Do not complain about MIPS16 PIC incompatibilities here.
7222 Only allow -mgpopt if -mexplicit-relocs is in force for
7225 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
7227 * configure.ac: Check for caddr_t, define to char * if not defined.
7228 * configure: Regenerate.
7229 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
7230 (mmap_gt_pch_use_address): Likewise.
7231 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
7233 2008-07-06 Richard Guenther <rguenther@suse.de>
7235 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
7236 (new_var_info): Deal with it.
7237 (solution_set_add): Likewise.
7238 (bitpos_of_field): Make signed, fix.
7239 (struct fieldoff): Remove type and decl fields. Make size field
7240 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
7242 (fieldoff_compare): Deal with it.
7243 (push_fields_onto_fieldstack): Remove has_union argument, glob
7244 adjacent non-pointer fields together.
7245 (create_function_info_for): Do not set has_union.
7246 (create_variable_info_for): Simplify.
7248 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
7250 * config.gcc (extra_headers): Add cross-stdarg.h for target
7251 x86_64-*-* and i?86-*-*.
7252 * config/i386/cross-stdarg.h: New.
7253 * builtins.c (std_fn_abi_va_list): New.
7254 (std_canonical_va_list_type): New.
7255 (stabilize_va_list): Replace va_list_type_node use by
7256 mtarget.canonical_va_list_type.
7257 (gimplify_va_arg_expr): Likewise.
7258 (expand_builtin_va_copy): Replace va_list_type_node use by
7259 mtarget.fn_abi_va_list.
7260 * tree-sra.c (is_va_list_type): New helper.
7261 (decl_can_be_decomposed_p): Replace
7262 va_list_type_node use by is_va_list_type.
7263 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
7264 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7265 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
7266 * config/i386/i386-protos.h (ix86_get_valist_type): New.
7267 (ix86_enum_va_list): New.
7268 * config/i386/i386.c (sysv_va_list_type_node): New.
7269 (ms_va_list_type_node): New.
7270 (ix86_function_type_abi): Remove sorry.
7271 (ix86_build_builtin_va_list_abi): New.
7272 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
7274 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
7275 (ix86_init_builtins_va_builtins_abi): New.
7276 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
7278 (ix86_handle_abi_attribute): New.
7279 (attribute_spec): Add sysv_abi and ms_abi.
7280 (ix86_fn_abi_va_list): New.
7281 (ix86_canonical_va_list_type): New.
7282 (ix86_enum_va_list): New.
7283 (TARGET_FN_ABI_VA_LIST): New.
7284 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7285 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
7286 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
7287 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7288 (TARGET_ENUM_VA_LIST): New.
7289 * expr.h (std_fn_abi_va_list): New.
7290 (std_canonical_va_list_type): New.
7291 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
7292 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7293 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
7294 TARGET_CANONICAL_VA_LIST_TYPE.
7295 * target.h (struct gcc_target): Add fn_abi_va_list hook
7296 and canonical_va_list_type hook.
7298 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7300 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
7301 integral and pointer types.
7303 2008-07-04 Roger Sayle <roger@eyesopen.com>
7305 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
7306 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
7308 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
7311 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
7313 2008-07-04 Jakub Jelinek <jakub@redhat.com>
7315 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
7316 build_gimple_modify_stmt.
7317 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
7318 gimple operand. Use fold_build* instead of build*.
7320 2008-07-04 Richard Guenther <rguenther@suse.de>
7322 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
7323 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
7324 properly to compute the reachability set if we do field-sensitive PTA.
7325 * invoke.texi (max-fields-for-field-sensitive): Document default.
7326 * opts.c (decode_options): Set max-fields-for-field-sensitive to
7327 100 for optimize >= 2.
7329 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7331 * ggc-zone.c (lookup_page_table_if_allocated,
7332 set_page_table_entry, zone_find_object_size, alloc_small_page,
7333 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
7334 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
7335 -Wc++-compat and/or -Wcast-qual warnings.
7337 2008-07-04 Alan Modra <amodra@bigpond.net.au>
7340 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
7341 pic_offset_table_rtx to be marked as used here.
7342 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
7343 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
7344 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
7345 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
7348 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7350 * alloc-pool.c (hash_descriptor, eq_descriptor,
7351 alloc_pool_descriptor): Fix -Wc++-compat warnings.
7352 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
7354 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
7355 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
7356 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
7357 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
7360 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
7362 * tree-flow.h (loop_only_exit_p): Declare.
7363 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
7364 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
7365 the number of iterations if it is constant. Otherwise, if this is the
7366 only possible exit of the loop, use the conservative estimate on the
7367 number of iterations of the entire loop if available.
7369 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
7371 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
7372 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
7373 Add synchronization functions.
7374 * config/sync.c: New file.
7375 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
7376 (LIBGCC_SYNC_CFLAGS): Likewise.
7378 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
7381 * config/i386/i386.md (mode): Add TF to "mode" attribute.
7382 (*pushtf_sse): New insn pattern.
7383 (pushtf splitters): New splitters.
7385 2008-07-03 Michael Meissner <gnu@the-meissners.org>
7388 * predict.c (build_predict_expr): Use void_type_node for the tree
7389 type, instead of NULL_TREE.
7391 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
7393 * config/i386/i386.c (contains_aligned_value_p): Return true
7395 (ix86_data_alignment): Align TCmode to 128bits.
7396 (ix86_local_alignment): Likewise.
7398 2008-07-03 Andrew Haley <aph@redhat.com>
7401 * vec.h (VEC_TA): New.
7402 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
7403 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
7404 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
7405 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
7406 (C_COMMON_FIXED_TYPES): Remove first arg.
7407 (C_COMMON_FIXED_MODE_TYPES): Likewise.
7408 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
7409 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
7410 not to use empty macro arguments.
7412 2008-07-02 Joseph Myers <joseph@codesourcery.com>
7414 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
7415 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
7416 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
7417 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
7418 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
7419 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
7420 config/ia64/crtn.asm, config/m68hc11/larith.asm,
7421 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
7422 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
7423 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
7424 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
7425 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
7426 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
7427 config/rs6000/e500crtres64gpr.asm,
7428 config/rs6000/e500crtres64gprctr.asm,
7429 config/rs6000/e500crtrest32gpr.asm,
7430 config/rs6000/e500crtrest64gpr.asm,
7431 config/rs6000/e500crtresx32gpr.asm,
7432 config/rs6000/e500crtresx64gpr.asm,
7433 config/rs6000/e500crtsav32gpr.asm,
7434 config/rs6000/e500crtsav64gpr.asm,
7435 config/rs6000/e500crtsav64gprctr.asm,
7436 config/rs6000/e500crtsavg32gpr.asm,
7437 config/rs6000/e500crtsavg64gpr.asm,
7438 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
7439 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
7440 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
7441 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
7442 config/sparc/sol2-cn.asm: Remove .file directives.
7444 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
7446 * resource.c (mark_referenced_resources): Look inside
7447 UNSPEC_VOLATILEs and ASM_INPUTs.
7449 2008-07-02 Ian Lance Taylor <iant@google.com>
7451 * rtlanal.c (add_reg_note): New function.
7452 * rtl.h (add_reg_note): Declare.
7453 * auto-inc-dec.c (attempt_change): Use add_reg_note.
7454 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
7455 * builtins.c (expand_builtin_longjmp): Likewise.
7456 (expand_builtin_nonlocal_goto): Likewise.
7457 * calls.c (emit_call_1, expand_call): Likewise.
7458 * cfgexpand.c (add_reg_br_prob_note): Likewise.
7459 * cfglayout.c (fixup_reorder_chain): Likewise.
7460 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
7461 (commit_one_edge_insertion): Likewise.
7462 * combine.c (move_deaths, distribute_notes): Likewise.
7463 * df-problems.c (df_set_note): Likewise.
7464 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
7465 (set_unique_reg_note): Likewise.
7466 (emit_copy_of_insn_after): Likewise.
7467 * expr.c (expand_expr_real): Likewise.
7468 * gcse.c (add_label_notes): Likewise.
7469 * haifa-sched.c (create_check_block_twin): Likewise.
7470 * jump.c (mark_jump_label_1): Likewise.
7471 * loop-doloop.c (add_test, doloop_modify): Likewise.
7472 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7473 * lower-subreg.c (move_eh_region_note): Likewise.
7474 * optabs.c (emit_libcall_block): Likewise.
7475 * predict.c (predict_insn): Likewise.
7476 (combine_predictions_for_insn): Likewise.
7477 * recog.c (peephole2_optimize): Likewise.
7478 * regmove.c (try_auto_increment): Likewise.
7479 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
7480 * reload.c (find_reloads): Likewise.
7481 * reload1.c (fixup_eh_region_note): Likewise.
7482 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
7483 * reorg.c (delete_prior_computation): Likewise.
7484 (delete_computation, dbr_schedule): Likewise.
7485 * config/pa/pa.c (legitimize_pic_address): Likewise.
7486 * config/sh/sh.c (sh_reorg): Likewise.
7488 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
7491 * config/libgcc-glibc.ver: Add %exclude.
7492 * config/m32r/libgcc-glibc.ver: Likwise.
7493 * config/s390/libgcc-glibc.ver: Likwise.
7494 * config/sh/libgcc-glibc.ver: Likwise.
7495 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
7497 * config/i386/libgcc-glibc.ver: New.
7499 * config/i386/libgcc-x86_64-glibc.ver: Removed.
7501 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
7503 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
7504 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
7505 i[34567]86-*-linux*, x86_64-*-linux*. Add
7506 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
7507 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
7508 x86_64-*-linux*. Add i386/t-linux to tmake_file for
7509 i[34567]86-*-linux*, x86_64-*-linux*.
7511 * libgcc-std.ver: Add empty GCC_4.4.0.
7513 * mkmap-symver.awk: Support multiple versions per symbol.
7515 * config/i386/i386.c (ix86_init_builtins): Always define
7516 __builtin_fabsq and __builtin_copysignq with fallbacks.
7517 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
7518 and __builtin_copysignq if SSE2 isn't available.
7520 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
7521 (LIBGCC2_TF_CEXT): Likwise.
7524 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
7526 * config/i386/sfp-machine.h: Moved to libgcc.
7528 * config/i386/sfp-machine.h: New.
7529 * config/i386/t-linux: Likwise.
7531 * config/i386/t-darwin: Remove softfp_wrap_start and
7533 * config/i386/t-darwin64: Likewise.
7535 * config/i386/t-fprules-softfp64: Renamed to ...
7536 * config/i386/t-fprules-softfp: This.
7538 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
7539 and softfp_wrap_end.
7541 2008-07-02 Jason Merrill <jason@redhat.com>
7543 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
7545 * tree.c (ctor_to_list): New fn.
7546 * tree.h: Declare it.
7547 (CONSTRUCTOR_ELT): New macro.
7548 (CONSTRUCTOR_NELTS): New macro.
7550 2008-07-02 Richard Guenther <rguenther@suse.de>
7552 * tree-ssa-structalias.c (struct variable_info): Reorder
7553 to fill padding on 64bit hosts. Make collapsed_to an int.
7554 (get_varinfo_fc): Deal with that.
7555 (new_var_info): Likewise.
7556 (collapse_rest_of_var): Likewise.
7558 2008-07-02 Joshua Sumali <jsumali@redhat.com>
7560 * doc/install.texi (--enable-java-home): Document.
7561 (--enable-aot-compile-rpm): Likewise.
7562 (--with-arch-directory): Likewise.
7563 (--with-os-directory): Likewise.
7564 (--with-origin-name): Likewise.
7565 (--with-arch-suffix): Likewise.
7566 (--with-jvm-root-dir): Likewise.
7567 (--with-jvm-jar-dir): Likewise.
7568 (--with-python-dir): Likewise.
7570 2008-07-02 Richard Guenther <rguenther@suse.de>
7572 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
7573 from decls explicitly. Merge operand checking from tuples.
7575 2008-07-02 Martin Jambor <mjambor@suse.cz>
7577 * tree-switch-conversion.c: Included timevar.h which I forgot before.
7579 2008-07-02 Martin Jambor <mjambor@suse.cz>
7581 * tree-switch-conversion.c: Included timevar.h
7582 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
7584 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
7586 2008-07-02 Martin Jambor <mjambor@suse.cz>
7588 * tree-switch-conversion.c: Corrected various comments and
7590 (build_constructors): Fixed minor formatting mistakes.
7592 * invoke.texi (Optimize Options): Corrected the
7593 switch-conversion-max-branch-ratio parameter.
7595 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
7597 * final.c (asm_insn_count): Return zero for an empty asm body.
7599 2008-07-02 Richard Guenther <rguenther@suse.de>
7601 * bitmap.h (bitmap_set_bit): Return bool.
7602 (bitmap_clear_bit): Likewise.
7603 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
7604 write to the bitmap if it would.
7605 (bitmap_clear_bit): Likewise.
7606 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
7607 bitmap_set_bit return value.
7608 (add_pred_graph_edge): Likewise.
7609 (add_graph_edge): Likewise.
7610 (do_sd_constraint): Likewise.
7611 (do_ds_constraint): Likewise.
7613 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7615 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
7616 Fix -Wc++-compat and/or -Wcast-qual warnings.
7617 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
7618 gen_regparm_prefix): Likewise.
7619 * vmsdbgout.c (write_modbeg, lookup_filename,
7620 vmsdbgout_source_line, vmsdbgout_init): Likewise.
7622 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
7624 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
7625 defaults.h definition apply.
7627 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7629 * function.c (assign_parm_remove_parallels): New.
7630 (assign_parm_setup_block_p): Do not return true for non-BLKmode
7632 (assign_parm_setup_block): Do not handle them.
7633 (assign_parm_setup_reg, assign_parm_setup_stack): Call
7634 assign_parm_remove_parallels.
7636 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7638 * c-typeck.c (convert_for_assignment): Use
7639 vector_targets_convertible_p.
7640 * c-common.c (vector_targets_convertible_p): New.
7641 * c-common.h (vector_targets_convertible_p): New prototype.
7642 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
7643 opaque_p_V2SI_type_node.
7645 2008-07-01 Steve Ellcey <sje@cup.hp.com>
7647 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
7650 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
7652 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
7653 TFmode constants via two element DImode vector for hosts with
7654 HOST_BITS_PER_WIDE_INT < 64.
7655 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
7656 also for HOST_BITS_PER_WIDE_INT < 64.
7658 2008-07-01 Richard Guenther <rguenther@suse.de>
7660 PR tree-optimization/36666
7661 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
7662 (get_constraint_exp_from_ssa_var): Split into ...
7663 (get_constraint_exp_for_temp): ... this ...
7664 (get_constraint_for_ssa_var): ... and that.
7665 Return constraint expressions for all touched sub-fields
7666 if the results address is not taken.
7667 (process_constraint): Remove assertion that aggregate
7668 assignments do not happen at this place.
7669 (get_constraint_for_component_ref): Add address_p argument.
7670 Return constraint expressions for all touched sub-fields
7671 if the results address is not taken.
7672 (do_deref): Use get_constraint_exp_for_temp.
7673 (get_constraint_for_1): Rename from ...
7674 (get_constraint_for): ... this. Add the old function as wrapper.
7675 (do_structure_copy): Use get_constraint_for_1.
7677 2008-07-01 Martin Jambor <mjambor@suse.cz>
7679 * Makefile.in (tree-switch-conversion.o): Add.
7680 (OBJS-common): Add tree-swtch-conversion.o.
7681 * passes.c (init_optimization_passes): Add pass_convert_switch.
7682 * tree-pass.h: (pass_convert_switch): Add.
7683 * tree-switch-conversion.c: New file.
7684 * gcc.dg/tree-ssa/cswtch.c: New testcase.
7685 * common.opt (ftree-cswtch): New option.
7686 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
7687 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
7688 * opts.c (decode_options): Set flag_tree_switch_conversion when
7689 optimization level is >= 2.
7690 * doc/invoke.texi (Optimize Options): Added description of
7691 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
7693 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7695 * config/darwin-driver.c (darwin_default_min_version): Fix
7696 -Wc++-compat warnings.
7698 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
7700 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
7703 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7705 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
7707 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7709 PR rtl-optimization/34744
7710 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
7711 (df_scan_free_internal): Free data structures not
7712 allocated in storage pools.
7713 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
7714 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
7715 df_scan_free_mws_vec.
7716 * dse.c (dse_step6): Free offset_map_p and offset_map_n
7719 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
7721 * config/i386/i386.c (contains_aligned_value_p): Return true
7723 (ix86_function_arg_boundary): Return its natural boundary
7725 (return_in_memory_32): Don't check TDmode.
7726 (ix86_split_to_parts): Support splitting into 4 parts and
7727 support TFmode for 32bit target.
7728 (ix86_split_long_move): Support splitting into 4 parts.
7729 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
7731 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
7732 (ix86_init_builtins): Here.
7733 (ix86_scalar_mode_supported_p): Always return true for TFmode.
7734 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
7735 'q' and 'w', respectively.
7737 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
7739 (movtf_internal): Likewise.
7740 (<code>tf2): Likewise.
7741 (*absnegtf2_sse): Likewise.
7742 (copysign<mode>3): Likewise.
7743 (copysign<mode>3_const): Likewise.
7744 (copysign<mode>3_var): Likewise.
7745 (define_split UNSPEC_COPYSIGN): Likewise.
7746 * config/i386/sse.md (*nandtf3): Likewise.
7747 (<code>tf3): Likewise.
7748 (*<code>tf3): Likewise.
7750 2008-06-30 Joey Ye <joey.ye@intel.com>
7751 H.J. Lu <hongjiu.lu@intel.com>
7753 * global.c (compute_regsets): Set frame_pointer_needed here.
7754 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
7756 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7758 * doc/install.texi (specific): Expand Windows build notes.
7760 2008-06-30 Ira Rosen <irar@il.ibm.com>
7762 PR tree-optimization/36648
7763 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
7764 number of prolog iterations by step. Fix the comment.
7766 2008-06-30 Richard Guenther <rguenther@suse.de>
7769 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
7770 handle calls from ECF_MALLOC functions.
7771 (handle_pure_call): ECF_MALLOC functions do not return
7773 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
7775 2008-06-29 Andreas Schwab <schwab@suse.de>
7777 * config/m68k/m68k.c (print_operand): Always print a float
7779 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
7780 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
7783 * config/rs6000/x-linux64: Remove never used file.
7785 2008-06-29 Richard Guenther <rguenther@suse.de>
7787 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
7789 (struct alias_info): Move ...
7790 * tree-ssa-alias.c: ... here.
7791 (update_alias_info): Declare.
7792 (compute_may_aliases): Call it.
7793 (update_alias_info): New function.
7794 * tree-ssa-structalias.c (update_alias_info): Move ...
7795 * tree-ssa-alias.c (update_alias_info_1): ... here.
7796 * tree-ssa-structalias.c (process_constraint_1): Remove
7797 unused from_call argument. Rename to ...
7798 (process_constraint): ... this. Delete old wrapper.
7799 (make_constraint_to): Adjust callers.
7800 (handle_const_call): Likewise.
7801 (handle_pure_call): Likewise.
7802 (init_base_vars): Likewise.
7803 (handle_lhs_call): Likewise. Remove unnecessary constraint.
7804 (find_func_aliases): We don't need structure copies for
7806 (make_constraint_from_anything): Remove.
7807 (create_variable_info_for): For globals make constraints
7808 from escaped, not from anything.
7809 (compute_points_to_sets): Do not call update_alias_info.
7810 (ipa_pta_execute): Use make_constraint_from.
7812 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7814 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
7815 (bitmap.o-warn, dominance.o-warn): New.
7816 * configure.ac (cxx_compat_warn): Delete.
7817 (loose_warn): Add -Wcast-qual and -Wc++-compat.
7818 * system.h: Remove #pragma diagnostic for -Wcast-qual and
7820 * configure: Regenerate.
7822 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
7825 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7827 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
7828 * df-scan.c (df_notes_rescan): Likewise.
7829 * ggc-page.c (set_page_table_entry): Likewise.
7830 * intl.c (gcc_gettext_width): Likewise.
7831 * varasm.c (get_unnamed_section, get_noswitch_section,
7832 get_section): Likewise.
7834 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
7836 * regrename.c (build_def_use): Don't copy RTX.
7838 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
7840 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
7841 (Type Attributes): Fix nesting of @table and @subsection. Adjust
7842 punctuation. Use @ref instead of @xref.
7843 (Function Names): Remove stray @display/@end display.
7844 (C++ Attributes): Use @ref instead of @xref.
7845 (Deprecated Features): Fix punctuation around @xref.
7846 (Backwards Compatibility): Likewise.
7847 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
7849 2008-06-28 Joseph Myers <joseph@codesourcery.com>
7851 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
7852 constants for E500 double.
7854 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7856 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
7857 element type of const_vector.
7859 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
7861 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
7862 Remove FLAGS_REG clobber from expander pattern.
7863 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
7864 (anddi3, andsi3, andhi3, andqi3): Ditto.
7865 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
7866 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
7867 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
7868 (ashlsi3, ashlhi3, ashlqi3): Ditto.
7869 (ashrsi3, ashrhi3, ashrqi3): Ditto.
7870 (lshrsi3, lshrhi3, lshrqi3): Ditto.
7871 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
7872 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
7874 2008-06-28 Richard Guenther <rguenther@suse.de>
7876 * tree-ssa-structalias.c (callused_id, var_callused,
7877 callused_tree): Add.
7878 (handle_pure_call): New function.
7879 (find_func_aliases): Call it.
7880 (find_what_p_points_to): Handle the call-used set.
7881 (clobber_what_escaped): Likewise.
7882 (compute_call_used_vars): New function.
7883 (init_base_vars): Init the call-used variable.
7884 (do_sd_constraint): Do not propagate the solution from CALLUSED
7885 but use CALLUSED as a placeholder.
7886 (solve_graph): Likewise.
7887 * tree-flow-inline.h (gimple_call_used_vars): New function.
7888 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
7889 (compute_call_used_vars): Declare.
7890 * tree-ssa-alias.c (set_initial_properties): Call
7891 compute_call_used_vars.
7892 (reset_alias_info): Clear call-used variables.
7893 (add_call_clobber_ops): Assert we are not called for const/pure
7894 functions. Remove handling of them.
7895 (add_call_read_ops): Handle pure functions by adding the
7896 call-used set of variables as VUSEs.
7897 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
7898 (delete_tree_ssa): Free it.
7899 * tree-dfa.c (remove_referenced_var): Clear the var from the
7902 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
7904 * tree.c (build_varargs_function_type_list): New.
7905 (build_function_type_list_1): New.
7906 (build_function_type_list): Use build_function_type_list_1.
7907 * tree.h (build_varargs_function_type_list): New.
7909 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7912 * config/spu/spu.c (spu_builtin_splats): Do not generate
7913 invalid CONST_VECTOR expressions.
7914 (spu_expand_vector_init): Likewise.
7916 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
7918 * optabs.c (libfunc_decls): New variable.
7919 (libfunc_decl_hash, libfunc_decl_eq): New functions.
7920 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
7921 for the same function twice.
7923 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
7925 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
7926 ix86_expand_binary_operator directly.
7927 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
7929 (*ashrti3_1): Ditto.
7930 (*lshrti3_1): Ditto.
7931 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
7932 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
7933 using only one splitter. Conditionaly execute splitter before or
7934 after peephole2 pass.
7935 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
7936 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
7937 Use only one alternative in asm template.
7938 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
7940 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
7941 "J" operand constraint for operand 2.
7942 (*ashldi3_cconly_rex64): Ditto.
7943 (*ashrdi3_cmp_rex64): Ditto.
7944 (*ashrdi3_cconly_rex64): Ditto.
7945 (*lshrdi3_cmp_rex64): Ditto.
7946 (*lshrdi3_cconly_rex64): Ditto.
7947 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
7948 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
7949 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
7952 2008-06-27 Jakub Jelinek <jakub@redhat.com>
7954 * gimplify.c (omp_is_private): Don't return true if decl is not
7955 already private on #pragma omp for or #pragma omp parallel for.
7958 * tree-cfg.c (struct move_stmt_d): Replace block field with
7959 orig_block and new_block fields.
7960 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
7961 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
7962 (move_block_to_fn): Replace vars_map and new_label_map arguments
7963 with struct move_stmt_d pointer.
7964 (replace_block_vars_by_duplicates): New function.
7965 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
7966 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
7967 all subblocks of ORIG_BLOCK to the new function. Call
7968 replace_block_vars_by_duplicates.
7969 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
7970 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
7971 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
7972 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
7973 (expand_omp): Temporarily set input_location to the location of
7974 region's controlling stmt.
7975 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
7976 BIND_EXPR, push ctx->block_vars and gimplification vars into
7977 the BIND_EXPR and its block's BLOCK_VARS instead of directly
7979 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
7980 there are any BLOCK_VARS.
7981 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
7982 OMP_PARALLEL or OMP_TASK stmt.
7983 (lower_omp): Save and restore input_location around the lower_omp_1
7986 2008-06-27 Richard Guenther <rguenther@suse.de>
7988 PR tree-optimization/36400
7989 PR tree-optimization/36373
7990 PR tree-optimization/36344
7991 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
7992 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
7993 (update_alias_info): Remove call clobbering code.
7994 (make_constraint_to): New helper function.
7995 (make_escape_constraint): Likewise.
7996 (handle_rhs_call): Use it on all pointer containing arguments.
7997 Also mark the static chain escaped.
7998 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
7999 instead of ANYTHING.
8000 (make_constraint_from): New helper split out from ...
8001 (make_constraint_from_anything): ... here.
8002 (find_func_aliases): Add constraints for escape sites.
8003 (intra_create_variable_infos): Make constraints from NONLOCAL
8005 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
8007 (clobber_what_p_points_to): Remove.
8008 (clobber_what_escaped): New function.
8009 (init_base_vars): Init NONLOCAL and ESCAPED.
8010 (do_sd_constraint): Do not propagate the solution from ESCAPED
8011 but use ESCAPED as a placeholder.
8012 (solve_graph): Likewise.
8013 * tree-flow.h (clobber_what_p_points_to): Remove.
8014 (clobber_what_escaped): Declare.
8015 * tree-ssa-alias.c (set_initial_properties): Call it.
8016 Remove code clobbering escaped pointers.
8018 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8020 * function.c (allocate_struct_function): Only allocate a unique
8021 funcdef_no if the decl is nonzero.
8023 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8025 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
8026 * config/mips/mips.c (mips_split_const_insns): New function.
8027 * config/mips/mips.md (move_type): New attribute.
8028 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
8029 (dword_mode): New attribute.
8030 (type): Avoid long line. Map "move_type"s to "type"s,
8031 choosing "multi" for doubleword moves if appropriate.
8032 Swap MTC/MFC comments to match their declaration order.
8033 (extended_mips16): Default to "yes" if "move_type" is "sll0",
8034 "type" is "branch" or "jal" is "direct".
8035 (length): Handle "extended_mips16" first. Make the default
8036 "0" for "ghost" instructions. Set the length from "move_type".
8037 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
8038 of "type", with "sll0" for the register alternative. Remove the
8039 "extended_mips16" attribute.
8040 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
8041 of "type", with "shift_shift" for the register alternative.
8042 Remove the "length" attribute.
8043 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
8044 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
8045 of "type", with "andi" for the register alternative.
8046 (*zero_extendqihi2): Likewise.
8047 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
8048 of "andi" instead of a "type" of "arith".
8049 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
8051 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
8052 (mov_<store>r, *mov<mode>_ra): Likewise.
8053 (extendsidi2): Use "move_type" instead of "type", with "move"
8054 for the register alternative.
8055 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
8056 of "type", with "signext" for the register alternative.
8057 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
8058 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
8059 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
8060 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
8061 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
8062 (unnamed branch insn): Likewise.
8063 (*movdi_gp32_fp64): Fold into...
8064 (*movdi_32bit): ...here.
8065 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
8066 (*movdf_hardfloat): ...this new pattern.
8067 (*movdf_softfloat): Remove redundant FPR alternatives.
8068 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
8069 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
8070 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
8071 the "move" attribute.
8072 (*movdi_32bit): Use "move_type" instead of "type" and remove the
8073 "length" attribute. Use "fpload" and "fpstore" instead of "load"
8074 and "store" for COP loads and stores.
8075 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
8076 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
8077 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
8078 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
8079 (*movtf_mips16, *movv2sf): Likewise.
8080 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
8081 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
8082 (mfhc1<mode>): Use "move_type" instead of "move".
8083 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
8084 (loadgp_blockage): Remove the "length" attribute.
8085 (blockage, set_got_version, update_got_version): Likewise.
8086 (call_internal): Remove the "extended_mips16" attribute.
8087 (call_value_internal, call_value_multiple_internal): Likewise.
8088 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
8090 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
8091 the "length" attribute.
8093 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8095 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
8096 -Wcast-qual warnings.
8097 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
8098 handle_pragma_pop_macro): Likewise.
8099 * collect2.c (resolve_lib_name): Likewise.
8100 * config/arc/arc.c (arc_init): Likewise.
8101 * config/arm/arm.c (neon_builtin_compare,
8102 locate_neon_builtin_icode): Likewise.
8103 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
8104 * config/bfin/bfin.c (bfin_init_machine_status,
8105 bfin_optimize_loop): Likewise.
8106 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
8107 * config/cris/cris.c (cris_init_expanders): Likewise.
8108 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
8109 * config/darwin.c (machopic_indirection_eq,
8110 machopic_indirection_name, machopic_output_indirection): Likewise.
8111 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
8112 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
8113 frv_optimize_membar): Likewise.
8114 * config/i386/cygwin.h (mingw_scan,
8115 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
8116 * config/i386/cygwin1.c (mingw_scan): Likewise.
8117 * config/i386/i386.c (machopic_output_stub): Likewise.
8118 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
8119 i386_pe_unique_section): Likewise.
8120 * config/ia64/ia64.c (ia64_init_machine_status,
8121 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
8123 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
8124 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
8125 * config/m68k/m68k.c (m68k_handle_option,
8126 m68k_sched_md_init_global): Likewise.
8127 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
8128 mcore_unique_section): Likewise.
8129 * config/mips/mips.c (mips_block_move_straight,
8130 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
8132 * config/mmix/mmix.c (mmix_init_machine_status,
8133 mmix_encode_section_info): Likewise.
8134 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
8135 * config/rs6000/rs6000.c (rs6000_init_machine_status,
8136 print_operand_address, output_toc, redefine_groups,
8137 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
8138 * config/s390/s390.c (s390_init_machine_status): Likewise.
8139 * config/score/score.c (score_block_move_straight,
8140 score_block_move_loop_body): Likewise.
8141 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
8142 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
8143 * emit-rtl.c (find_auto_inc): Likewise.
8144 * gcc.c (translate_options, process_command): Likewise.
8145 * reorg.c (dbr_schedule): Likewise.
8146 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
8147 * xcoffout.c (xcoffout_declare_function): Likewise.
8149 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
8151 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
8152 ipa-pta working again.
8154 2008-06-27 David Edelsohn <edelsohn@gnu.org>
8156 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
8159 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
8161 * config.gcc (powerpc*-*-*): Add new core e500mc.
8162 * config/rs6000/e500mc.md: New file.
8163 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8165 (rs6000_override_options): Add e500mc case to
8166 processor_target_table. Altivec and Spe options not allowed
8167 with e500mc. Add isel instruction to e500mc by
8168 default. Initialize rs6000_cost for e500mc.
8169 (rs6000_issue_rate): Set issue rate for e500mc.
8170 * config/rs6000/rs6000.h (processor_type): Add
8171 PROCESSOR_PPCE500MC.
8172 (ASM_CPU_SPEC): Add e500mc.
8173 Set TARGET_ISEL to rs6000_isel.
8174 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
8175 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
8176 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
8178 * doc/invoke.texi: Add e500mc to list of cpus.
8180 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8183 * c-lex.c (lex_charconst): Initialize unsignedp.
8185 2008-06-27 Olivier Hainque <hainque@adacore.com>
8187 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
8188 documented assumptions.
8190 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
8192 * dwarf2out.c: Remove trailing white spaces. Break long line
8195 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
8197 * libfuncs.h (LTI_synchronize): New libfunc_index.
8198 (synchronize_libfunc): Declare.
8199 * builtins.c (expand_builtin_synchronize): Consider using
8200 synchronize_libfunc before falling back on an asm blockage.
8201 * config/mips/mips.c: Include libfuncs.h
8202 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
8204 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
8206 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
8207 parameter. Copy stack_reg to r11 where appropriate.
8208 (no_global_regs_above): Add gpr parameter.
8209 (rs6000_stack_info): Only add padding for SPE save area if we
8210 are saving SPE GPRs and CR.
8211 (saveres_routine_syms): New variable.
8212 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
8214 (rs6000_savres_routine_sym): New function.
8215 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
8217 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
8218 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
8219 Tweak FPR out-of-line saving.
8220 (rs6000_make_savres_rtx): New function.
8221 (rs6000_use_multiple_p): New function.
8222 (rs6000_savres_strategy): New function.
8223 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
8224 out-of-line if appropriate.
8225 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
8226 if we are optimizing for size.
8227 (GP_SAVE_INLINE): Define.
8228 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
8229 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
8230 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
8231 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
8232 (*save_fpregs_<mode>): Add use of r11.
8233 (*restore_gpregs_<mode>): New insn.
8234 (*return_and_restore_gpregs_<mode>): New insn.
8235 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
8237 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
8238 (*restore_gpregs_spe): New insn.
8239 (*return_and_restore_gpregs_spe): New insn.
8240 * config/rs6000/predicates.md (save_world_operation): Fix check.
8242 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8244 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
8245 this point, so assert that.
8247 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8249 * cfganal.c: Include vec.h and vecprim.h.
8250 (compute_idf): Import from...
8251 * tree-into-ssa (compute_idf): ...here.
8252 * basic-block.h (compute_idf): Export.
8254 2008-06-26 Joseph Myers <joseph@codesourcery.com>
8256 * c-decl.c (merge_decls): Use !current_function_decl to check for
8257 extern declaration of C99 inline function being at file scope.
8259 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
8261 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
8263 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8265 * alias.c (record_alias_subset, init_alias_analysis): Fix
8266 -Wc++-compat and/or -Wcast-qual warnings.
8267 * attribs.c (lookup_attribute_spec): Likewise.
8268 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
8269 copy_bb, connect_traces,
8270 find_rarely_executed_basic_blocks_and_cr): Likewise.
8271 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
8272 note_btr_set, migrate_btr_defs): Likewise.
8273 * builtins.c (result_vector, expand_builtin_memcpy,
8274 expand_builtin_mempcpy_args, expand_builtin_strncpy,
8275 builtin_memset_read_str, expand_builtin_printf,
8276 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
8278 * caller-save.c (mark_set_regs): Likewise.
8279 * calls.c (expand_call, emit_library_call_value_1): Likewise.
8280 * cgraph.c (cgraph_edge): Likewise.
8281 * combine.c (likely_spilled_retval_1): Likewise.
8282 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
8283 htab_counts_entry_del, get_coverage_counts): Likewise.
8284 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
8285 new_cselib_val): Likewise.
8286 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
8287 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
8289 * df-core.c (df_compact_blocks): Likewise.
8290 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
8291 * df-scan.c (df_grow_reg_info, df_ref_create,
8292 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
8293 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
8294 df_record_entry_block_defs, df_record_exit_block_uses,
8295 df_bb_verify): Likewise.
8296 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
8297 DF_REF_EXTRACT_MODE_CONST): New.
8298 * dominance.c (get_immediate_dominator, get_dominated_by,
8299 nearest_common_dominator, root_of_dom_tree,
8300 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
8301 -Wc++-compat and/or -Wcast-qual warnings.
8302 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
8303 record_store, replace_read, check_mem_read_rtx, scan_insn,
8304 dse_step1, dse_record_singleton_alias_set): Likewise.
8305 * dwarf2asm.c (dw2_force_const_mem): Likewise.
8307 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8309 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
8310 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
8311 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
8312 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
8313 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
8314 add_ranges_num, add_ranges_by_labels, file_info_cmp,
8315 file_name_acquire, output_file_names, add_const_value_attribute,
8316 premark_used_types_helper, file_table_eq, file_table_hash,
8317 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
8318 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
8319 -Wcast-qual warnings.
8320 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
8321 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
8322 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
8323 gen_reg_rtx, start_sequence, init_emit): Likewise.
8324 * et-forest.c (et_new_occ, et_new_tree): Likewise.
8325 * except.c (init_eh_for_function, gen_eh_region,
8326 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
8327 arh_to_landing_pad, arh_to_label, add_action_record,
8328 add_call_site, switch_to_exception_section): Likewise.
8329 * expmed.c (synth_mult): Likewise.
8330 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
8331 store_expr): Likewise.
8332 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
8334 * function.c (assign_stack_temp_for_type,
8335 allocate_struct_function, match_asm_constraints_1): Likewise.
8336 * gcov-io.c (gcov_allocate): Likewise.
8337 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
8338 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
8339 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
8340 record_one_set, insert_expr_in_table, insert_set_in_table,
8341 dump_hash_table, compute_hash_table_work, alloc_hash_table,
8342 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
8343 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
8344 -Wcast-qual warnings.
8346 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8348 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
8349 -Wcast-qual warnings.
8350 * gcc.c (process_command): Likewise.
8351 * genattrtab.c (oballoc): Use XOBNEW.
8352 (oballocvec): Define.
8353 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
8354 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
8355 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
8356 -Wc++-compat and/or -Wcast-qual warnings.
8357 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
8358 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
8359 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
8360 gen_presence_absence_set, gen_automaton, gen_regexp_el,
8361 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
8362 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
8363 add_excls, process_presence_absence_names,
8364 process_presence_absence_patterns, add_presence_absence,
8365 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
8366 get_free_state, add_arc, get_free_automata_list_el,
8367 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
8368 transform_3, cache_presence, create_ainsns, create_automata,
8369 create_state_ainsn_table, dfa_insn_code_enlarge,
8370 output_trans_func, output_min_issue_delay_func,
8371 output_dead_lock_func, output_reset_func,
8372 output_get_cpu_unit_code_func, output_dfa_start_func,
8373 expand_automata): Likewise.
8374 * genextract.c (gen_insn): Likewise.
8375 * gengtype-lex.l: Likewise.
8376 * gengtype.c (read_input_list, adjust_field_type,
8377 process_gc_options): Likewise.
8378 * genoutput.c (note_constraint): Likewise.
8379 * genpreds.c (mangle, add_constraint): Likewise.
8380 * genrecog.c (process_define_predicate, new_decision,
8381 add_to_sequence): Likewise.
8382 * gensupport.c (record_insn_name): Likewise.
8384 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8386 * config/i386/driver-i386.c (detect_caches_amd,
8387 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
8388 and/or -Wcast-qual warnings.
8389 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
8390 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
8391 gt_pch_save): Likewise.
8392 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
8393 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
8394 * global.c (compute_regsets): Likewise.
8395 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
8396 finish_graph_dump_file): Likewise.
8397 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
8398 unlink_bb_notes): Likewise.
8399 * integrate.c (get_hard_reg_initial_val): Likewise.
8400 * ipa-prop.c (ipa_push_func_to_list): Likewise.
8401 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
8402 * local-alloc.c (update_equiv_regs): Likewise.
8403 * loop-invariant.c (check_invariant_table_size,
8404 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
8406 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
8407 altered_reg_used, mark_altered): Likewise.
8408 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
8409 insert_var_expansion_initialization,
8410 combine_var_copies_in_loop_exit, apply_opt_in_copies,
8411 release_var_copies): Likewise.
8412 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
8413 analyze_matrix_decl, add_allocation_site, analyze_transpose,
8414 analyze_accesses_for_phi_node, check_var_notmodified_p,
8415 check_allocation_function, find_sites_in_func,
8416 record_all_accesses_in_func, transform_access_sites,
8417 transform_allocation_sites): Likewise.
8418 * omp-low.c (new_omp_region, create_omp_child_function_name,
8419 check_omp_nesting_restrictions, check_combined_parallel,
8420 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
8421 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
8422 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
8423 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
8425 * opts-common.c (prune_options): Likewise.
8426 * opts.c (add_input_filename, print_filtered_help,
8427 get_option_state): Likewise.
8428 * params.c (add_params): Likewise.
8429 * passes.c (set_pass_for_id, next_pass_1,
8430 do_per_function_toporder, pass_fini_dump_file): Likewise.
8431 * postreload.c (reload_cse_simplify_operands): Likewise.
8432 * predict.c (tree_predicted_by_p, tree_predict_edge,
8433 clear_bb_predictions, combine_predictions_for_bb): Likewise.
8435 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8437 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
8439 * recog.c (check_asm_operands, validate_change_1): Likewise.
8440 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
8441 subst_asm_stack_regs): Likewise.
8442 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
8443 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
8444 * regmove.c (reg_is_remote_constant_p): Likewise.
8445 * regrename.c (regrename_optimize, scan_rtx_reg,
8446 kill_clobbered_value, kill_set_value, kill_autoinc_value):
8448 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
8449 regstat_compute_calls_crossed): Likewise.
8450 * reload1.c (init_reload, new_insn_chain,
8451 has_nonexceptional_receiver, reload, copy_reloads,
8452 calculate_needs_all_insns, init_elim_table): Likewise.
8453 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
8454 * rtl.c (shallow_copy_rtx_stat): Likewise.
8455 * rtlanal.c (parms_set): Likewise.
8456 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
8457 sbitmap_resize, sbitmap_vector_alloc): Likewise.
8458 * sched-ebb.c (earliest_block_with_similiar_load,
8459 add_deps_for_risky_insns): Likewise.
8460 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
8461 schedule_region): Likewise.
8462 * see.c (eq_descriptor_pre_extension,
8463 hash_descriptor_pre_extension, hash_del_pre_extension,
8464 eq_descriptor_properties, hash_descriptor_properties,
8465 hash_del_properties, see_seek_pre_extension_expr,
8466 see_initialize_data_structures, see_print_register_properties,
8467 see_print_pre_extension_expr, see_delete_merged_def_extension,
8468 see_delete_unmerged_def_extension, see_emit_use_extension,
8469 see_pre_delete_extension, see_map_extension, see_commit_changes,
8470 see_analyze_merged_def_local_prop,
8471 see_analyze_merged_def_local_prop,
8472 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
8473 see_set_prop_merged_def, see_set_prop_unmerged_def,
8474 see_set_prop_unmerged_use, see_print_one_extension,
8475 see_merge_one_use_extension, see_merge_one_def_extension,
8476 see_store_reference_and_extension, see_update_uses_relevancy,
8477 see_update_defs_relevancy): Likewise.
8478 * statistics.c (hash_statistics_hash, hash_statistics_eq,
8479 hash_statistics_free, curr_statistics_hash): Likewise.
8480 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
8481 expand_asm_operands, expand_return, case_bit_test_cmp,
8482 expand_case): Likewise.
8483 * stor-layout.c (start_record_layout): Likewise.
8484 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
8485 gt_pch_save_stringpool): Likewise.
8486 * tree-data-ref.c (hash_stmt_vertex_info,
8487 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
8488 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
8490 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
8493 * config/i386/i386.md : Change constraints of HImode and QImode
8494 immediate operands from "i" to "n". Change SImode "ni" constraint to
8495 "i" and SImode "rmi" constraint to "g". Remove all constraints
8496 from const0_operand and const1_operand predicated operands.
8497 (i): Change QImode and HImode attribute from "i" to "n".
8498 (*subqi_2): Change HImode operands to QImode.
8501 2008-06-25 Olivier Hainque <hainque@adacore.com>
8503 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
8506 2008-06-25 Richard Guenther <rguenther@suse.de>
8508 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
8509 not overflow the result type.
8511 2008-06-25 Richard Guenther <rguenther@suse.de>
8513 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
8514 (vn_lookup): Likewise.
8516 2008-06-25 Richard Guenther <rguenther@suse.de>
8518 PR tree-optimization/35518
8519 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
8520 * tree-sra.c (instantiate_element): Use fold_build3 to build
8522 (try_instantiate_multiple_fields): Likewise.
8524 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8526 * config/rs6000/rs6000.md: Change all string instruction's clobber to
8529 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8531 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
8532 use_backchain_to_restore_sp to true
8533 if the offset of the link register save area would go over the 32k - 1
8534 offset limit of the load
8537 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
8539 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
8540 anchor for the type-punning blurb. Cross-reference "Structures
8541 unions enumerations and bit-fields implementation". Provide a
8542 cast-through-pointer example. Make final sentence self-contained.
8543 * doc/implement-c.texi (Structures unions enumerations and
8544 bit-fields implementation): Cross-reference the type-punning blurb
8545 in the -fstrict-aliasing documentation.
8547 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8550 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
8551 the memory instead of the memory itself for the save area.
8553 2008-06-24 Olivier Hainque <hainque@adacore.com>
8554 Nicolas Roche <roche@adacore.com>
8556 * gengtype.c (srcdir_len): size_t instead of int.
8557 (get_file_realbasename): New function. For F a filename, the real
8558 basename of F, with all the path components stripped.
8559 (get_file_srcdir_relative_path): New function. For F a filename, the
8560 relative path to F from $(srcdir).
8561 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
8562 get_file_realbasename. Adjust the head comment.
8563 (get_prefix_langdir_index): New function. For F a filename, return the
8564 lang_dir_names[] relative index of the language directory that is
8566 (get_file_langdir): For F a filename, return the name of the language
8567 directory where F is located.
8568 (get_file_gtfilename): New function. The gt- output file name for an
8570 (get_output_file_with_visibility): Replace in-line computations with
8571 uses of get_file_gtfilename and get_prefix_langdir_index.
8572 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
8574 2008-06-24 Jakub Jelinek <jakub@redhat.com>
8576 PR tree-optimization/36504
8577 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
8578 references without base address.
8580 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8583 * calls.c (expand_call): Increase alignment for recursive functions.
8585 2008-06-23 Anatoly Sokolov <aesok@post.ru>
8587 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
8588 (TARGET_FUNCTION_VALUE): New define.
8589 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
8590 * config/avr/avr.h (FUNCTION_VALUE): Remove.
8592 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8594 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
8595 (fmod<mode>3): Ditto.
8596 (remainderxf3): Ditto.
8597 (remainder<mode>3): Ditto.
8599 2008-06-23 Jakub Jelinek <jakub@redhat.com>
8602 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
8603 REG is a hard register.
8605 PR tree-optimization/36508
8606 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
8607 499, don't check it at all in release compilers.
8609 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8611 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
8612 together with SSE_TARGET_MATH to disable insn pattern.
8613 (*fop_<MODEF:mode>_2_i387): Ditto.
8614 (*fop_<MODEF:mode>_3_i387): Ditto.
8616 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
8618 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
8620 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8623 * gimplify.c (gimplify_asm_expr): Check the return code of
8624 parse_output_constraint call, set function return and is_inout
8627 2008-06-22 Ian Lance Taylor <iant@google.com>
8629 * c-lex.c (narrowest_unsigned_type): Change itk to int.
8630 (narrowest_signed_type): Likewise.
8631 * c-typeck.c (c_common_type): Change local variable mclass to enum
8633 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
8634 tcc_comparison, not the tree code itself.
8635 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
8636 (c_expand_expr): Cast modifier to enum expand_modifier.
8637 * c-common.h (C_RID_CODE): Add casts.
8638 (C_SET_RID_CODE): Define.
8639 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
8640 (c_lex_one_token): Add cast to avoid warning.
8641 (c_parser_objc_type_name): Rename local typename to type_name.
8642 (check_no_duplicate_clause): Change code parameter to enum
8644 (c_parser_omp_var_list_parens): Change kind parameter to enum
8646 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
8647 c_parser_omp_list_var_parens.
8648 (c_parser_omp_threadprivate): Likewise.
8649 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
8650 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
8651 * c-format.c (NO_FMT): Define.
8652 (printf_length_specs): Use NO_FMT.
8653 (asm_fprintf_length_specs): Likewise.
8654 (gcc_diag_length_specs): Likewise.
8655 (scanf_length_specs): Likewise.
8656 (strfmon_length_specs): Likewise.
8657 (gcc_gfc_length_specs): Likewise.
8658 (printf_flag_specs): Change 0 to STD_C89.
8659 (asm_fprintf_flag_specs): Likewise.
8660 (gcc_diag_flag_specs): Likewise.
8661 (gcc_cxxdiag_flag_specs): Likewise.
8662 (scanf_flag_specs): Likewise.
8663 (strftime_flag_specs): Likewise.
8664 (strfmon_flag_specs): Likewise.
8665 (print_char_table): Likewise.
8666 (asm_fprintf_char_table): Likewise.
8667 (gcc_diag_char_table): Likewise.
8668 (gcc_tdiag_char_table): Likewise.
8669 (gcc_cdiag_char_table): Likewise.
8670 (gcc_cxxdiag_char_table): Likewise.
8671 (gcc_gfc_char_table): Likewise.
8672 (scan_char_table): Likewise.
8673 (time_char_table): Likewis.
8674 (monetary_char_table): Likewise.
8675 * c-format.h (BADLEN): Likewise.
8677 2008-06-21 Ian Lance Taylor <iant@google.com>
8679 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
8680 Define END_OF_BASE_TREE_CODES around inclusion.
8681 * tree.c (tree_code_type): New global array.
8682 (tree_code_length, tree_code_name): Likewise.
8683 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
8685 (all-tree.def, s-alltree): New targets.
8686 (gencheck.h, s-gencheck): Remove.
8687 (tree.o): Depend upon all-tree.def.
8688 (build/gencheck.o): Remove gencheck.h dependency.
8689 (mostlyclean): Don't remove gencheck.h.
8690 * c-common.h (enum c_tree_code): Remove.
8691 * c-lang.c (tree_code_type): Remove.
8692 (tree_code_length, tree_code_name): Remove.
8693 * gencheck.c (tree_codes): Include all-tree.def, rather than
8694 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
8696 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
8698 * cp/cp-tree.h (enum cplus_tree_code): Remove.
8699 (operator_name_info): Size to MAX_TREE_CODES.
8700 (assignment_operator_name_info): Likewise.
8701 * cp/cp-lang.c (tree_code_type): Remove.
8702 (tree_code_length, tree_code_name): Remove.
8703 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
8704 (assignment_operator_name_info): Likewise.
8705 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
8707 * cp/mangle.c (write_expression): Likewise.
8708 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
8709 * fortran/f95-lang.c (tree_code_type): Remove.
8710 (tree_code_length, tree_code_name): Remove.
8711 * java/java-tree.h (enum java_tree_code): Remove.
8712 * java/lang.c (tree_code_type): Remove.
8713 (tree_code_length, tree_code_name): Remove.
8714 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
8715 * objc/objc-act.h (enum objc_tree_code): Remove.
8716 * objc/objc-lang.c (tree_code_type): Remove.
8717 (tree_code_length, tree_code_name): Remove.
8718 * objcp/objcp-lang.c (tree_code_type): Remove.
8719 (tree_code_length, tree_code_name): Remove.
8720 * ada/ada-tree.h (enum gnat_tree_code): Remove.
8721 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
8722 * ada/misc.c (tree_code_type): Remove.
8723 (tree_code_length, tree_code_name): Remove.
8725 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
8727 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
8728 the grand_bitmap_obstack.
8730 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8732 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
8733 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
8734 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
8735 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
8736 move_stmt_r, new_label_mapper): Likewise.
8737 * tree-complex.c (cvc_lookup): Likewise.
8738 * tree-dfa.c (create_function_ann): Likewise.
8739 * tree-dump.c (dump_register): Likewise.
8740 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
8741 find_phi_replacement_condition): Likewise.
8742 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
8743 tree_function_versioning): Likewise.
8744 * tree-into-ssa.c (cmp_dfsnum): Likewise.
8745 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
8746 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
8747 get_nonlocal_debug_decl, convert_nonlocal_reference,
8748 convert_nonlocal_omp_clauses, get_local_debug_decl,
8749 convert_local_reference, convert_local_omp_clauses,
8750 convert_nl_goto_reference, convert_nl_goto_receiver,
8751 convert_tramp_reference, convert_call_expr): Likewise.
8752 * tree-outof-ssa.c (contains_tree_r): Likewise.
8753 * tree-parloops.c (reduction_phi, initialize_reductions,
8754 eliminate_local_variables_1, add_field_for_reduction,
8755 add_field_for_name, create_phi_for_local_result,
8756 create_call_for_reduction_1, create_loads_for_reductions,
8757 create_stores_for_reduction, create_loads_and_stores_for_name):
8759 * tree-phinodes.c (allocate_phi_node): Likewise.
8760 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
8761 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
8762 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
8763 * tree-ssa-coalesce.c (compare_pairs): Likewise.
8764 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
8765 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
8766 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
8767 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8768 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
8769 vn_nary_op_insert): Likewise.
8770 * tree-ssa.c (redirect_edge_var_map_add,
8771 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
8772 * tree-vectorizer.c (vectorize_loops): Likewise.
8773 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
8774 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
8775 tree_cons_stat, build1_stat, build_variant_type_copy,
8776 decl_init_priority_lookup, decl_fini_priority_lookup,
8777 decl_priority_info, decl_restrict_base_lookup,
8778 decl_restrict_base_insert, decl_debug_expr_lookup,
8779 decl_debug_expr_insert, decl_value_expr_lookup,
8780 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
8781 type_hash_add, get_file_function_name, tree_check_failed,
8782 tree_not_check_failed, tree_range_check_failed,
8783 omp_clause_range_check_failed, build_omp_clause,
8784 build_vl_exp_stat): Likewise.
8785 * value-prof.c (gimple_histogram_value,
8786 gimple_duplicate_stmt_histograms): Likewise.
8787 * var-tracking.c (attrs_list_insert, attrs_list_copy,
8788 unshare_variable, variable_union_info_cmp_pos, variable_union,
8789 dataflow_set_different_1, dataflow_set_different_2,
8790 vt_find_locations, variable_was_changed, set_variable_part,
8791 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
8792 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
8793 section_entry_hash, object_block_entry_eq,
8794 object_block_entry_hash, create_block_symbol,
8795 initialize_cold_section_name, default_function_rodata_section,
8796 strip_reg_name, set_user_assembler_name, const_desc_eq,
8797 build_constant_desc, output_constant_def, lookup_constant_def,
8798 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
8799 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
8800 default_internal_label): Likewise.
8801 * varray.c (varray_init, varray_grow): Likewise.
8802 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
8804 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
8806 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
8807 operators for "test" insn. Macroize insn using SWI mode macro.
8808 (*jcc_fused_2): Ditto.
8809 (*jcc_fused_3): Macroize insn using SWI mode macro.
8810 (*jcc_fused_4): Ditto.
8812 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
8814 * tree-ssa-pre.c: Fix typo in comment.
8815 (init_antic, fini_antic): Add explicit funtions for
8816 initializing and deinitializing ANTIC and AVAIL sets.
8817 (create_expression_by_pieces): Fix typo in comment.
8818 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
8819 (execute_pre): Eventually dump details about ANTIC_IN.
8821 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8823 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
8824 * gcc.c (translate_options, init_spec, store_arg, read_specs,
8825 add_to_obstack, file_at_path, find_a_file, execute,
8826 add_preprocessor_option, add_assembler_option, add_linker_option,
8827 process_command, insert_wrapper, do_option_spec, do_self_spec,
8828 spec_path, do_spec_1, is_directory, main, used_arg,
8829 getenv_spec_function): Likewise.
8830 * tlink.c (symbol_hash_lookup, file_hash_lookup,
8831 demangled_hash_lookup, symbol_push, file_push, frob_extension):
8834 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8836 * doc/rtl.texi: Updated subreg section.
8838 2008-06-19 Jakub Jelinek <jakub@redhat.com>
8841 * cgraphunit.c (cgraph_process_new_functions): Don't clear
8842 node->needed and node->reachable.
8843 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
8844 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
8845 (expand_task_call): Don't call expand_task_copyfn.
8846 (expand_task_copyfn): Renamed to...
8847 (finalize_task_copyfn): ... this.
8849 2008-06-19 Jan Hubicka <jh@suse.cz>
8851 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
8852 clobbering framepointer.
8854 2008-06-19 Jan Hubicka <jh@suse.cz>
8856 * tree-optimize.c (execute_early_local_optimizations): Set
8857 cgraph_state only at first invocation.
8859 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8861 * system.h (-Wc++-compat): Activate as a warning, no an error.
8863 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
8865 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
8866 instead of "#" in insn asm template.
8867 (*jcc_fused_2): Ditto.
8869 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
8871 * config/i386/i386.h (ix86_tune_indices)
8872 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
8873 (TARGET_FUSE_CMP_AND_BRANCH): New define.
8874 * config/i386/i386.md (*jcc_fused_1): New insn pattern
8875 (*jcc_fused_2): Ditto.
8876 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
8877 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
8878 (print operand): Handle 'E' and 'e' code.
8880 2008-06-19 Anatoly Sokolov <aesok@post.ru>
8882 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
8883 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8884 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8886 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
8888 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
8890 (cgraph_expand_function): Use local copy of decl.
8891 (cgraph_expand_all_functions): Remove redundant initialization of
8893 (cgraph_optimize): Reword internal_error message.
8895 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
8897 * arm-protos.h (arm_return_in_memory): Remove public
8898 arm_return_in_memory() prototype.
8899 * arm.c (arm_return_in_memory): Add static prototype, add target
8900 hook macro, change definition and comments.
8901 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
8903 2008-06-19 Ben Elliston <bje@au.ibm.com>
8905 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
8906 real.c: Remove references to IEEE 754R.
8907 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
8908 * doc/libgcc.texi (Decimal float library routines): Likewise.
8910 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8912 * targhooks.h (struct gcc_target): New member unwind_word_mode.
8913 (default_unwind_word_mode): Add prototype.
8914 * targhooks.c (default_unwind_word_mode): New function.
8915 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
8916 instead of word_mode.
8917 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
8918 (TARGET_INITIALIZER): Use it.
8920 * c-common.c (handle_mode_attribute): Support "unwind_word"
8922 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
8924 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
8925 word_mode to access SjLj_Function_Context member "data".
8926 (sjlj_emit_dispatch_table): Likewise. Also, perform type
8927 conversion from targetm.eh_return_filter_mode () to
8928 targetm.unwind_word_mode () if they differ.
8930 * builtin-types.def (BT_UNWINDWORD): New primitive type.
8931 (BT_FN_UNWINDWORD_PTR): New function type.
8932 (BT_FN_WORD_PTR): Remove.
8933 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
8934 * except.c (expand_builtin_extend_pointer): Convert pointer to
8935 targetm.unwind_word_mode () instead of word_mode.
8937 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
8938 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
8939 (spu_unwind_word_mode): New function.
8940 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
8941 (TARGET_UNWIND_WORD_MODE): Define.
8942 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
8944 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8946 * config/spu/spu.c (reg_align): Remove.
8947 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
8948 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
8949 (spu_split_store): Likewise.
8951 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
8953 * gcc/tree-vn.c: Fix typo in comment.
8955 2008-06-18 Jan Hubicka <jh@suse.cz>
8957 * cgraphunit.c (cgraph_optimize): Output debug info when doing
8958 toplevel reorder too.
8960 2008-06-18 Jan Hubicka <jh@suse.cz>
8962 * c-opts.c (c_common_post_options): PCH is not compatible with
8964 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
8965 -fno-toplevel-reorder by default now.
8967 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8969 PR documentation/30739
8970 * doc/install.texi (Prerequisites): Document dependency on awk.
8972 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
8973 Ian Lance Taylor <iant@google.com>
8975 PR rtl-optimization/35604
8976 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
8977 only want to change jump destinations, not eventual label comparisons.
8979 2008-06-16 Jan Hubicka <jh@suse.cz>
8981 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
8983 (cgraph_analyze_function): Likewise.
8985 2008-06-16 Jan Hubicka <jh@suse.cz>
8987 * cgraph.h (cgraph_mark_if_needed): New function.
8988 * cgraphunit.c (cgraph_mark_if_needed): New function.
8989 * c-decl.c (duplicate_decl): Use it.
8991 2008-06-16 Jan Hubicka <jh@suse.cz>
8993 * cgraph.c (cgraph_add_new_function): When in expansion state, do
8996 2008-06-16 Jan Hubicka <jh@suse.cz>
8998 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
9000 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
9001 Kazu Hirata <kazu@codesourcery.com>
9002 Maxim Kuvyrkov <maxim@codesourcery.com
9004 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
9005 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
9006 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
9007 EXTRA_SPEC_FUNCTIONS.
9008 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
9009 (DRIVER_SELF_SPECS): Adjust.
9010 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
9011 * config/mips/st.h, config/mips/t-st: New.
9012 * config/mips/driver-native.c, config/mips/x-native: New.
9013 * doc/invoke.texi (MIPS): Document 'native' value for -march and
9016 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9018 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
9020 (ISA_HAS_FP_CONDMOVE): New macro.
9021 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
9022 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
9023 (ISA_HAS_NMADD3_NMSUB3): New macro.
9024 * config/mips/mips.c (mips_rtx_costs): Update.
9025 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
9026 compiling for ST Loongson 2E/2F.
9027 (madd<mode>): Rename to madd4<mode>. Update.
9028 (madd3<mode>): New pattern.
9029 (msub<mode>): Rename to msub4<mode>. Update.
9030 (msub3<mode>): New pattern.
9031 (nmadd<mode>): Rename to nmadd4<mode>. Update.
9032 (nmadd3<mode>): New pattern.
9033 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
9034 (nmadd3<mode>_fastmath): New pattern.
9035 (nmsub<mode>): Rename to nmsub4<mode>. Update.
9036 (nmsub3<mode>): New pattern.
9037 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
9038 (nmsub3<mode>_fastmath): New pattern.
9039 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
9041 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
9043 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
9044 (DF_REF_INSN_INFO): New.
9045 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
9046 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
9047 with a NULL DF_REF_INSN_INFO.
9048 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
9050 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
9051 DF_INSN_INFO_EQ_USES): New.
9052 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
9053 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
9054 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
9055 * df-core.c: Update comment for above changes.
9056 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
9057 DF_INSN_UID_* macros.
9058 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
9059 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
9060 insn rtx. Update all callers.
9061 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
9062 df_ref_create_structure, df_insn_refs_collect): Likewise.
9063 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
9064 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
9065 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
9066 macros to access the insn refs.
9067 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
9068 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
9069 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
9070 for accessing the refs.
9071 (try_fwprop_subst): Likewise.
9072 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
9073 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
9074 for accessing the refs.
9075 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
9076 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
9077 to look at the insn refs.
9078 (record_uses): Likewise.
9079 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
9081 (mark_artificial_uses): Don't mark_insn for artificial refs.
9082 (mark_reg_rependencies): Likewise.
9084 * doc/rtl.texi: Remove documentation of ADDRESSOF.
9086 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9088 * configure: Regenerate.
9090 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9092 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
9093 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9094 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9096 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9098 * config/avr/avr.c (avr_mcu_t): Add attiny167.
9099 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9100 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9102 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9104 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
9105 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9106 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9108 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9110 * tree-ssa-sccvn.c: Fix format of comments.
9112 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9114 * cgraph.c: Remove unneeded forward declarations of eq_node()
9117 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
9119 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
9121 (see_update_relevancy): Likewise.
9122 * fwprop.c (try_fwprop_subst): Likewise.
9123 * rtlanal.c (noop_move_p): Likewise.
9124 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
9125 notes to non-existing libcall blocks.
9126 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
9128 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
9129 (dead_libcall_p): Remove.
9130 (delete_trivially_dead_insns): Don't use it.
9131 * web.c (union_defs): Remove comment about keeping nops.
9132 * gcse.c (hash_scan_insn): Don't take libcall pointers.
9133 (compute_hash_table_work): Don't track libcall notes.
9134 (do_local_cprop): Don't take libcall pointers. Don't update
9136 (adjust_libcall_notes): Deleted.
9137 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
9138 ever have existed in the first place).
9139 (replace_store_insn): Don't try to remove libcall notes.
9140 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
9141 (resolve_reg_notes): Don't call them.
9142 (resolve_simple_move): Likewise.
9143 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
9144 Don't remove REG_RETVAL notes.
9145 * emit-rtl.c (try_split): Don't update libcall notes.
9146 (emit_copy_of_insn_after): Dito.
9147 * cselib.c (cselib_current_insn_in_libcall): Remove.
9148 (cselib_process_insn): Don't set/clear it.
9149 (new_elt_loc_list): Don't record it.
9150 (cselib_init): Don't initialize it.
9151 * cselib.c (struct elt_loc_list): Remove in_libcall field.
9152 * loop-invariant.c (find_invariant_insn): Don't look for libcall
9154 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
9155 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
9156 (init_deps): Don't initialize it.
9157 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
9158 * combine.c (delete_noop_moves): Don't update libcall notes.
9159 (can_combine_p): Remove now pointless #if 0 block.
9160 (try_combine): Remove another obsolete #if 0 block.
9161 (distribute_notes): Don't distribute libcall notes.
9162 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
9163 * dce.c (libcall_dead_p): Remove.
9164 (delete_unmarked_insns): Don't handle libcall blocks.
9165 (preserve_libcall_for_dce): Remove.
9166 (prescan_insns_for_dce): Don't special-case libcall block insns.
9167 * reload1 (reload): Don't handle libcall notes.
9168 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
9171 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9173 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
9174 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9175 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9177 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9179 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
9180 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9181 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9183 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9185 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
9187 2008-06-16 Ira Rosen <irar@il.ibm.com>
9189 PR tree-optimization/36493
9190 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
9191 the arguments list. Use VECTYPE to create vector pointer.
9192 (vectorizable_store): Fail if accesses through a pointer to vectype
9193 do not alias the original memory reference operands.
9194 Call vect_create_data_ref_ptr without the removed argument.
9195 (vectorizable_load): Likewise.
9196 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
9199 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
9202 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
9205 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9207 * config/mips/loongson2ef.md: New file.
9208 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
9209 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
9210 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
9211 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
9212 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
9214 (loongson2ef.md): New include.
9215 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
9216 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
9217 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
9218 (loongson_gt_<mode>, loongson_extract_halfword)
9219 (loongson_insert_halfword_0, loongson_insert_halfword_2)
9220 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
9221 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
9222 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
9223 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
9224 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
9225 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
9226 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
9227 (vec_interleave_low<mode>): Define type attribute.
9228 * config/mips/mips.c (mips_ls2): New static variable.
9229 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
9230 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
9231 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
9232 Implement target scheduling hooks.
9233 (mips_multipass_dfa_lookahead): Update to handle tuning for
9235 (mips_sched_init): Initialize data for Loongson scheduling.
9236 (mips_ls2_variable_issue): New static function.
9237 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
9239 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
9240 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
9241 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
9242 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
9243 Handle ST Loongson 2E/2F cores.
9244 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
9246 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9248 * omp-low.c (extract_omp_for_data): Fix comment typo.
9251 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9253 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
9254 FIXME note about gcc/config.guess.
9255 * doc/options.texi (Option file format): Remove non-ASCII bytes.
9256 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
9257 * doc/cppopts.texi: Likewise.
9258 * doc/extend.texi: Likewise.
9259 * doc/gcc.texi: Likewise.
9260 * doc/gccint.texi: Likewise.
9261 * doc/gcov.texi: Likewise.
9262 * doc/gty.texi: Likewise.
9263 * doc/hostconfig.texi: Likewise.
9264 * doc/install.texi: Likewise.
9265 * doc/invoke.texi: Likewise.
9266 * doc/loop.texi: Likewise.
9267 * doc/makefile.texi: Likewise.
9268 * doc/md.texi: Likewise.
9269 * doc/passes.texi: Likewise.
9270 * doc/tm.texi: Likewise.
9271 * doc/tree-ssa.texi: Likewise.
9272 * doc/trouble.texi: Likewise.
9274 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
9275 Nathan Sidwell <nathan@codesourcery.com>
9276 Maxim Kuvyrkov <maxim@codesourcery.com>
9277 Richard Sandiford <rdsandiford@googlemail.com>
9279 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
9280 * config/mips/mips-protos.h (mips_expand_vector_init): New.
9281 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
9283 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
9284 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
9285 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
9287 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
9288 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
9289 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
9290 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
9291 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
9292 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
9293 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
9294 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
9295 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
9296 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
9297 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
9298 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
9299 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
9300 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
9301 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
9302 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
9303 (mips_builtins): Add Loongson builtins.
9304 (mips_loongson_2ef_bdesc): New.
9305 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
9306 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
9307 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
9308 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
9310 (mips_expand_vector_init): New.
9311 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
9312 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
9314 * config/mips/mips.md: Add unspec numbers for Loongson
9315 builtins. Include loongson.md.
9316 (MOVE64): Include Loongson vector modes.
9317 (SPLITF): Include Loongson vector modes.
9318 (HALFMODE): Handle Loongson vector modes.
9319 * config/mips/loongson.md: New.
9320 * config/mips/loongson.h: New.
9321 * config.gcc: Add loongson.h header for mips*-*-* targets.
9322 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
9324 2008-06-14 Joseph Myers <joseph@codesourcery.com>
9326 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
9327 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
9328 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
9329 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
9330 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
9331 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
9332 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
9333 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
9334 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
9335 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
9336 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
9337 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
9338 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
9339 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
9340 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
9341 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
9342 Remove use_fixproto=yes.
9343 (ia64*-*-hpux*): Remove comment about using fixproto.
9344 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
9346 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9348 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
9350 * configure: Regenerate.
9352 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
9355 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
9356 before evaluating it.
9358 2008-06-13 Jakub Jelinek <jakub@redhat.com>
9361 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
9362 nested inline functions.
9363 (start_decl, start_function): Don't invert DECL_EXTERNAL
9364 for nested inline functions.
9366 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9368 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
9369 splits that must be made for correctness.
9371 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9373 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
9374 (AVAIL_NON_MIPS16): Likewise.
9375 (mips_builtin_description): Replace target_flags with a predicate.
9376 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
9377 (dspr2_32): New availability predicates.
9378 (MIPS_BUILTIN): New macro.
9379 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
9380 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
9381 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
9382 Replace the TARGET_FLAGS parameters with AVAIL parameters.
9383 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
9384 (mips_dsp_32only_bdesc): Merge into...
9385 (mips_builtins): ...this new array.
9386 (mips_bdesc_map, mips_bdesc_arrays): Delete.
9387 (mips_init_builtins): Update after above changes.
9388 (mips_expand_builtin_1): Merge into...
9389 (mips_expand_builtin): ...here and update after above changes.
9391 2008-06-12 Paul Brook <paul@codesourcery.com>
9393 * longlong.h (__arm__): Define count_leading_zeros.
9394 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
9395 (clzsi2, clzdi2): New functions.
9396 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
9397 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
9398 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
9399 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
9400 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
9401 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
9402 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
9403 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9404 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
9405 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
9407 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
9409 * config/m68k/m68k.c (m68k_tune_flags): New.
9410 (override_options): Compute m68k_tune_flags.
9411 (MULL_COST, MULW_COST): Update for various variants of CFV2.
9412 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
9414 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9417 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
9419 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9421 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
9422 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
9424 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9426 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
9427 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
9429 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9432 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
9435 2008-06-12 Richard Guenther <rguenther@suse.de>
9437 PR tree-optimization/36345
9438 * tree-flow.h (struct ptr_info_def): Align escape_mask,
9439 add memory_tag_needed flag.
9440 (may_alias_p): Declare.
9441 * tree-ssa-alias.c (may_alias_p): Export.
9442 (set_initial_properties): Use memory_tag_needed flag.
9443 (update_reference_counts): Likewise.
9444 (reset_alias_info): Reset memory_tag_needed flag.
9445 (create_name_tags): Check memory_tag_needed flag.
9446 (dump_points_to_info_for): Dump it.
9447 * tree-ssa-structalias.c (struct variable_info): Remove
9448 directly_dereferenced flag.
9449 (new_var_info): Do not initialize it.
9450 (process_constraint_1): Do not set it.
9451 (update_alias_info): Set is_dereferenced flag.
9452 (set_uids_in_ptset): Use may_alias_p.
9453 (set_used_smts): Check memory_tag_needed flag.
9454 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
9455 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
9456 memory_tag_needed flag.
9457 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
9460 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
9462 * config/i386/i386.c (ix86_compute_frame_layout): Disable
9463 red zone for w64 abi.
9464 (ix86_expand_prologue): Likewise.
9465 (ix86_force_to_memory): Likewise.
9466 (ix86_free_from_memory): Likewise.
9468 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
9471 * config/rs6000/rs6000.c (rs6000_override_options): Set
9472 rs6000_isel conditionally to the absence of comand line override.
9473 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9474 Remove duplicate rs6000_isel setting.
9475 * config/rs6000/eabispe.h: Ditto.
9477 2008-06-11 Richard Guenther <rguenther@suse.de>
9479 * alias.c (get_alias_set): Use the element alias-set for arrays.
9480 (record_component_aliases): For arrays and vectors do nothing.
9481 * c-common.c (strict_aliasing_warning): Handle the cases
9482 of alias set zero explicitly.
9483 * Makefile.in (dfp.o-warn): Add -Wno-error.
9485 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9487 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
9489 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
9490 tune_32 tune_64 to supported_defaults. Allow values not
9491 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
9492 x86_64. Do not override cpu_32 or cpu_64 values from target name.
9493 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
9494 with_cpu_64 to generic for 64-bit-supporting configurations, not
9495 with_cpu. Remove FIXMEs.
9496 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
9497 --with-arch-64, --with-tune-32, --with-tune-64): Document.
9498 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
9499 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
9500 arch_32 and arch_64.
9502 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
9503 Olivier Hainque <hainque@adacore.com>
9505 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
9506 Use DECL_SIZE_UNIT to retrieve the size of the field.
9508 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9510 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
9511 with function calls after declarations. Lay out
9512 neon_float_type_node before further use.
9514 2008-06-11 Richard Guenther <rguenther@suse.de>
9516 * tree-flow.h (may_point_to_global_var): Declare.
9517 * tree-ssa-alias.c (may_point_to_global_var): New function.
9518 * tree-ssa-sink.c (is_hidden_global_store): Use it.
9520 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
9522 * configure.ac: Teach that fido supports .debug_line.
9523 * configure: Regenerate.
9525 2008-06-10 Tom Tromey <tromey@redhat.com>
9527 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
9530 2008-06-10 Joseph Myers <joseph@codesourcery.com>
9532 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
9533 (encode_decimal64, decode_decimal64, encode_decimal128,
9534 decode_decimal128): Reverse order of 32-bit parts of value if host
9535 and target endianness differ.
9537 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
9539 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
9540 Avoid division by 0.
9541 (tree_mod_pow2_value_transform): Likewise.
9542 (tree_ic_transform): Likewise.
9543 (tree_stringops_transform): Likewise.
9544 (tree_mod_subtract_transform): Likewise.
9545 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
9546 (copy_edges_for_bb): Likewise.
9547 (initialize_cfun): Likewise.
9549 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
9551 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
9552 nonmemory_operand. Add "N" operand constraint.
9554 (*jcc_btdi_mask_rex64): New instruction and split pattern.
9555 (*jcc_btsi_mask): Ditto.
9556 (*jcc_btsi_mask_1): Ditto.
9558 2008-06-10 Joseph Myers <joseph@codesourcery.com>
9560 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
9561 TYPE_CANONICAL for copied element type.
9563 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
9566 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
9567 Add m_CORE2 and m_GENERIC.
9568 * config/i386/predicates.md (bt_comparison_operator): New predicate.
9569 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
9571 (*jcc_btdi_rex64): New instruction and split pattern.
9573 (*jcc_btsi_1): Ditto.
9574 (*btsq): Fix Intel asm dialect operand order.
9578 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
9581 * simplify-rtx.c (simplify_subreg): Add check for shift count
9584 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
9586 * doc/md.texi: Synchronize with later constraints.md change.
9587 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
9588 with a C implementation.
9589 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
9591 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
9592 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
9593 when moving to and from MD_REGNUM.
9594 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
9595 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
9596 Handle byte and halfword moves.
9597 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
9599 * config/mips/constraints.md (h): Turn into NO_REGS.
9600 (l, x): Update documentation.
9601 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
9602 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
9603 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
9604 (HILO): New mode iterator.
9606 (any_div): New code iterator.
9607 (u): Extend code attribute to div and udiv.
9608 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
9609 d_operand in the splitters. Remove redundant CONST_INT checks.
9610 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
9611 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
9612 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
9613 accordingly, using normal moves instead of unspecs to move LO into
9614 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
9615 (<u>mulsidi3): Handle expansion in C code.
9616 (<u>mulsidi3_32bit_internal): Rename to...
9617 (<u>mulsidi3_32bit): ...this.
9618 (<u>mulsidi3_32bit_r4000): Fix insn separator.
9619 (*<u>mulsidi3_64bit): Rename to...
9620 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
9621 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
9622 to set LO and HI to the multiplication result. Use a normal move
9623 for MFLO and an unspec for MFHI.
9624 (*<u>mulsidi3_64bit_parts): Replace with...
9625 (<u>mulsidi3_64bit_hilo): ...this new instruction.
9626 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
9627 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
9628 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
9629 instead of HI. Split the instruction into a separate multiplication
9630 and MFHI if !TARGET_FIX_R4000.
9631 (<su>muldi3_highpart): Likewise.
9632 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
9633 and the "=h" clobber.
9634 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
9635 (<u>mulditi3): New expander.
9636 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
9637 (madsi): Remove "=h" clobber.
9638 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
9639 Force the modulus result to be a GPR and split the instruction into
9640 a division followed by an MFHI after reload.
9641 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
9642 (*lea_high64): Use d_operand in the define_peephole2. Likewise
9643 the MIPS16 HIGH define_split.
9644 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
9645 of acc<->gpr moves to "multi".
9646 (*movdi_64bit): Replace the single "x" alternative with
9647 alternatives for moving into and out of "a".
9648 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
9649 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
9650 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
9651 Use d_operand in the splitters. Remove redundant CONST_INT checks.
9652 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
9653 (movti): New expander.
9654 (*movti, *movti_mips16): New insns.
9655 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
9656 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
9657 (mthi<GPR:mode>_<HILO:mode>): Likewise.
9658 * config/mips/predicates.md (fpr_operand): Delete.
9659 (d_operand): New predicate.
9661 2008-06-09 Michael Meissner <michael.meissner@amd.com>
9663 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
9664 failure on some Bourne shells.
9665 (x86_64-*-*): Ditto.
9667 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
9669 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
9671 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
9673 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
9674 (sparc-sun-solaris2*): Likewise.
9676 2008-06-09 Arnaud Charlet <charlet@adacore.com
9678 * doc/install.texi: Update requirements to build the Ada compiler.
9680 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
9682 * df-scan.c (struct df_scan_problem_data): Remove the
9683 mw_link_pool alloc pool.
9684 (df_scan_free_internal): Don't free it.
9685 (df_scan_alloc): Don't allocate it.
9686 * df.h (struct df_link): Update comment.
9688 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
9690 * except.h: Correct checks for when SJLJ exceptions must be used.
9692 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9694 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
9697 2008-06-08 Joseph Myers <joseph@codesourcery.com>
9699 PR tree-optimization/36218
9700 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
9701 configure for the build system.
9702 (BUILD_LDFLAGS): Define.
9703 * configure: Regenerate.
9704 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
9706 2008-07-08 Anatoly Sokolov <aesok@post.ru>
9709 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
9710 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
9711 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
9713 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
9715 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
9717 2008-06-07 Joseph Myers <joseph@codesourcery.com>
9719 * config.gcc (Obsolete configurations): Remove list of
9721 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
9722 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
9723 targets matched by those patterns.
9724 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
9725 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
9726 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
9727 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
9728 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
9729 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
9730 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
9731 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
9732 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
9733 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
9734 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
9735 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
9736 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
9737 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
9738 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
9739 Make code for Solaris 7 and greater unconditional for Solaris.
9740 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
9741 Remove --with-* handling.
9742 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
9743 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
9744 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
9745 LINK_OS_WINDISS_SPEC): Remove.
9746 * config/rs6000/sysv4.opt (mwindiss): Remove.
9747 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
9748 * configure: Regenerate.
9749 * doc/cpp.texi: Don't mention BeOS.
9750 * doc/extend.texi (interrupt): Don't mention MS1.
9751 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
9752 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
9753 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
9754 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
9755 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
9757 * doc/invoke.texi (MT Options): Remove.
9758 (-mwindiss): Remove.
9759 (CRIS Options): Remove cris-axis-aout references.
9760 (HPPA Options): Don't mention hppa1.1-*-pro.
9761 * doc/md.texi: (MorphoTech family): Remove.
9762 * libgcc2.c: Don't handle UWIN.
9763 * config/alpha/t-unicosmk: Remove.
9764 * config/alpha/unicosmk.h: Remove.
9765 * config/arm/kaos-arm.h: Remove.
9766 * config/arm/kaos-strongarm.h: Remove.
9767 * config/arm/strongarm-coff.h: Remove.
9768 * config/arm/strongarm-elf.h: Remove.
9769 * config/arm/strongarm-pe.h: Remove.
9770 * config/arm/t-strongarm-pe: Remove.
9771 * config/arm/t-xscale-coff: Remove.
9772 * config/arm/t-xscale-elf: Remove.
9773 * config/arm/xscale-coff.h: Remove.
9774 * config/arm/xscale-elf.h: Remove.
9775 * config/chorus.h: Remove.
9776 * config/cris/aout.h: Remove.
9777 * config/cris/aout.opt: Remove.
9778 * config/cris/t-aout: Remove.
9779 * config/i386/beos-elf.h: Remove.
9780 * config/i386/kaos-i386.h: Remove.
9781 * config/i386/ptx4-i.h: Remove.
9782 * config/i386/sco5.h: Remove.
9783 * config/i386/sco5.opt: Remove.
9784 * config/i386/sysv4-cpp.h: Remove.
9785 * config/i386/sysv5.h: Remove.
9786 * config/i386/t-beos: Remove.
9787 * config/i386/t-sco5: Remove.
9788 * config/i386/t-uwin: Remove.
9789 * config/i386/uwin.asm: Remove.
9790 * config/i386/uwin.h: Remove.
9791 * config/kaos.h: Remove.
9792 * config/mips/windiss.h: Remove.
9793 * config/mt: Remove directory.
9794 * config/pa/pa-osf.h: Remove.
9795 * config/pa/pa-pro-end.h: Remove.
9796 * config/pa/t-pro: Remove.
9797 * config/ptx4.h: Remove.
9798 * config/rs6000/beos.h: Remove.
9799 * config/rs6000/kaos-ppc.h: Remove.
9800 * config/rs6000/t-beos: Remove.
9801 * config/rs6000/windiss.h: Remove.
9802 * config/sh/kaos-sh.h: Remove.
9803 * config/sol2-6.h: Remove.
9804 * config/sparc/sol26-sld.h: Remove.
9805 * config/sparc/sysv4-only.h: Remove.
9806 * config/vax/bsd.h: Remove.
9807 * config/vax/t-memfuncs: Remove.
9808 * config/vax/ultrix.h: Remove.
9809 * config/vax/vaxv.h: Remove.
9810 * config/windiss.h: Remove.
9812 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
9814 PR rtl-optimization/36438
9815 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
9816 for vector shifts with constant scalar shift operands.
9818 2008-06-06 Sandip Matte <sandip@rmicorp.com>
9820 * doc/invoke.texi: Document -march=xlr.
9821 * config/mips/xlr.md: New file.
9822 * config/mips/mips.md: Include it.
9824 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
9825 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
9826 (mips_rtx_cost_data): Likewise.
9828 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
9830 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
9831 PRE_INC and PRE_DEC cases.
9833 2008-06-06 Jakub Jelinek <jakub@redhat.com>
9835 PR rtl-optimization/36419
9836 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
9837 the emitting jump insn.
9840 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
9841 is not bool, boolify the whole *expr_p and convert to the desired type.
9843 2008-06-06 Jakub Jelinek <jakub@redhat.com>
9845 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
9846 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
9847 Add omp_private_outer_ref hook, add another argument to
9848 omp_clause_default_ctor hook.
9849 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
9850 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
9851 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
9852 hook_tree_tree_tree_tree_null.
9853 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
9854 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
9855 * hooks.c (hook_tree_tree_tree_tree_null): New function.
9856 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
9857 * tree.def (OMP_TASK): New tree code.
9858 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
9859 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
9860 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
9861 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
9862 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
9863 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
9864 OMP_CLAUSE_COLLAPSE_EXPR): Define.
9865 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
9866 (OMP_DIRECTIVE_P): Add OMP_TASK.
9867 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
9868 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
9869 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
9870 and OMP_CLAUSE_UNTIED entries.
9871 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
9873 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
9874 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
9875 * tree-pretty-print.c (dump_omp_clause): Handle
9876 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
9877 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
9878 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
9879 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
9880 warning about unsigned iterators. Change decl/init/cond/incr
9881 arguments to TREE_VECs, check arguments for all collapsed loops.
9882 (c_finish_omp_taskwait): New function.
9883 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
9885 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
9886 default_function_array_conversion on init. Add par_clauses argument.
9887 If decl is present in parallel's lastprivate clause, change it to
9888 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
9889 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
9890 collapse count in clauses.
9891 (c_parser_omp_for, c_parser_omp_parallel): Adjust
9892 c_parser_omp_for_loop callers.
9893 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
9894 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
9895 (c_parser_omp_clause_name): Handle collapse and untied clauses.
9896 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
9898 (c_parser_omp_clause_schedule): Handle schedule(auto).
9899 Include correct location in the error message.
9900 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
9901 and PRAGMA_OMP_CLAUSE_UNTIED.
9902 (OMP_TASK_CLAUSE_MASK): Define.
9903 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
9904 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
9905 * tree-nested.c (convert_nonlocal_omp_clauses,
9906 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
9907 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
9908 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
9909 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
9911 (conver_nonlocal_reference, convert_local_reference,
9912 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
9913 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
9914 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
9915 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
9916 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
9917 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
9918 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
9919 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
9920 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
9922 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
9923 * c-common.h (c_finish_omp_taskwait): New prototype.
9924 * gimple-low.c (lower_stmt): Handle OMP_TASK.
9925 * tree-parloops.c (create_parallel_loop): Create 1 entry
9926 vectors for OMP_FOR_{INIT,COND,INCR}.
9927 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
9928 (make_edges): Handle OMP_TASK.
9929 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
9930 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
9931 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
9932 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
9933 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
9934 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
9935 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
9936 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
9937 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
9938 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
9939 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
9940 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
9941 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
9942 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
9943 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
9944 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
9945 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
9946 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
9947 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
9948 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
9949 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
9950 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
9951 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
9952 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
9953 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
9954 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
9955 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
9956 original iterator is present in lastprivate clause or if
9957 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
9958 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
9959 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
9960 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
9961 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
9962 if it is set, lookup var in outer contexts too. Handle
9963 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
9964 to be implicitly determined firstprivate for task regions.
9965 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
9966 if it is set, lookup var in outer contexts too. Set
9967 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
9968 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
9969 OMP_CLAUSE_UNTIED. Take region_type as last argument
9970 instead of in_parallel and in_combined_parallel.
9971 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
9973 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
9974 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
9975 (new_omp_context): Set default_kind to
9976 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
9977 (omp_region_type): New enum.
9978 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
9979 fields, add region_type.
9980 (new_omp_context): Take region_type as argument instead of is_parallel
9981 and is_combined_parallel.
9982 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
9983 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
9984 ctx->is_combined_parallel checks.
9985 (gimplify_omp_task): New function.
9986 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
9988 * omp-low.c (extract_omp_for_data): Use schedule(static)
9989 for schedule(auto). Handle pointer and unsigned iterators.
9990 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
9991 Add loops argument. Extract data for collapsed OMP_FOR loops.
9992 (expand_parallel_call): Assert sched_kind isn't auto,
9993 map runtime schedule to index 3.
9994 (struct omp_for_data_loop): New type.
9995 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
9996 Add loop, loops, collapse and iter_type fields.
9997 (workshare_safe_to_combine_p): Disallow combined for if
9998 iter_type is unsigned long long. Don't combine collapse > 1 loops
9999 unless all bounds and steps are constant. Adjust extract_omp_for_data
10001 (expand_omp_for_generic): Handle pointer, unsigned and long long
10002 iterators. Handle collapsed OMP_FOR loops. Adjust
10003 for struct omp_for_data changes. If libgomp function doesn't return
10004 boolean_type_node, add comparison of the return value with 0.
10005 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
10006 pointer, unsigned and long long iterators. Adjust for struct
10007 omp_for_data changes.
10008 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
10009 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
10010 unsigned long long. Allocate loops array, pass it to
10011 extract_omp_for_data. For collapse > 1 loops use always
10012 expand_omp_for_generic.
10013 (omp_context): Add sfield_map and srecord_type fields.
10014 (is_task_ctx, lookup_sfield): New functions.
10015 (use_pointer_for_field): Use is_task_ctx helper. Change first
10016 argument's type from const_tree to tree. Clarify comment.
10017 In OMP_TASK disallow copy-in/out sharing.
10018 (build_sender_ref): Call lookup_sfield instead of lookup_field.
10019 (install_var_field): Add mask argument. Populate both record_type
10020 and srecord_type if needed.
10021 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
10023 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
10024 and DECL_FIELD_OFFSET.
10025 (scan_sharing_clauses): Adjust install_var_field callers. For
10026 firstprivate clauses on explicit tasks allocate the var by value in
10027 record_type unconditionally, rather than by reference.
10028 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
10029 Use is_taskreg_ctx instead of is_parallel_ctx.
10030 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10031 (create_omp_child_function_name): Add task_copy argument, use
10032 *_omp_cpyfn* names if it is true.
10033 (create_omp_child_function): Add task_copy argument, if true create
10034 *_omp_cpyfn* helper function.
10035 (scan_omp_parallel): Adjust create_omp_child_function callers.
10036 Rename parallel_nesting_level to taskreg_nesting_level.
10037 (scan_omp_task): New function.
10038 (lower_rec_input_clauses): Don't run constructors for firstprivate
10039 explicit task vars which are initialized by *_omp_cpyfn*.
10040 Pass outer var ref to omp_clause_default_ctor hook if
10041 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
10042 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
10043 OMP_CLAUSE_REDUCTION_INIT.
10044 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
10045 avoid duplicate setting of fields. Handle
10046 OMP_CLAUSE_PRIVATE_OUTER_REF.
10047 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
10048 copy-out if TREE_READONLY, only copy-in.
10049 (expand_task_copyfn): New function.
10050 (expand_task_call): New function.
10051 (struct omp_taskcopy_context): New type.
10052 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
10054 (lower_omp_parallel): Rename to...
10055 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10056 Call create_task_copyfn if srecord_type is needed. Adjust
10058 (task_shared_vars): New variable.
10059 (check_omp_nesting_restrictions): Warn if work-sharing,
10060 barrier, master or ordered region is closely nested inside OMP_TASK.
10061 Add warnings for barrier if closely nested inside of work-sharing,
10062 ordered, or master region.
10063 (scan_omp_1): Call check_omp_nesting_restrictions even for
10064 GOMP_barrier calls. Rename parallel_nesting_level to
10065 taskreg_nesting_level. Handle OMP_TASK.
10066 (lower_lastprivate_clauses): Even if some lastprivate is found on a
10067 work-sharing construct, continue looking for them on parent parallel
10069 (lower_omp_for_lastprivate): Add lastprivate clauses
10070 to the beginning of dlist rather than end. Adjust for struct
10071 omp_for_data changes.
10072 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
10073 not after it. Handle collapsed OMP_FOR loops, adjust for
10074 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
10075 (get_ws_args_for): Adjust extract_omp_for_data caller.
10076 (scan_omp_for): Handle collapsed OMP_FOR
10077 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10078 (lower_omp_single_simple): If libgomp function doesn't return
10079 boolean_type_node, add comparison of the return value with 0.
10080 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
10081 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
10082 (parallel_nesting_level): Rename to...
10083 (taskreg_nesting_level): ... this.
10084 (is_taskreg_ctx): New function.
10085 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
10086 of is_parallel_ctx.
10087 (execute_lower_omp): Rename parallel_nesting_level to
10088 taskreg_nesting_level.
10089 (expand_omp_parallel): Rename to...
10090 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10091 Call omp_task_call for OMP_TASK regions.
10092 (expand_omp): Adjust caller, handle OMP_TASK.
10093 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
10095 * bitmap.c (bitmap_default_obstack_depth): New variable.
10096 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
10097 if argument is NULL and bitmap_default_obstack is already initialized.
10098 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
10100 * matrix-reorg.c (matrix_reorg): Likewise.
10102 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10104 * config/i386/i386.md (*indirect_jump): Macroize using P
10105 mode iterator. Remove !TARGET_64BIT from insn constraints.
10106 (*tablejump_1): Ditto.
10107 (*indirect_jump_rex64): Remove insn pattern.
10108 (*tablejump_1_rex64): Ditto.
10109 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
10110 and eh_return_si insn patterns.
10112 2008-06-06 Richard Guenther <rguenther@suse.de>
10114 * tree-ssa-structalias.c (merge_smts_into): Remove.
10115 (find_what_p_points_to): Do not bother to compute the
10116 points-to set for pt_anything pointers.
10117 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
10118 for pt_anything pointers is ok.
10120 2008-06-06 Jan Hubicka <jh@suse.cz>
10122 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
10124 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10126 * cgraph.c: Fix typos in comments.
10127 (cgraph_availability_names): Fix string typo.
10128 * fold-const.c: Fix typos in comments.
10129 (fold_binary): Fix typo in warning.
10130 * genautomata.c: Fix typos in comments.
10131 (check_presence_pattern_sets): Fix typo in local variable.
10132 (output_description): Fix typo in output.
10133 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
10134 * hwint.h: Likewise.
10135 * matrix-reorg.c (check_allocation_function): Likewise.
10136 * omega.c (smooth_weird_equations): Likewise.
10137 * auto-inc-dec.c: Fix typos in comments.
10138 * bb-reorder.c: Likewise.
10139 * builtins.c: Likewise.
10140 * c-common.c: Likewise.
10141 * c-cppbuiltin.c: Likewise.
10142 * c-parser.c: Likewise.
10143 * c-pretty-print.c: Likewise.
10144 * cfgcleanup.c: Likewise.
10145 * cfgexpand.c: Likewise.
10146 * cfghooks.c: Likewise.
10147 * cfglayout.c: Likewise.
10148 * cfgloopmanip.c: Likewise.
10149 * cgraphunit.c: Likewise.
10150 * coverage.c: Likewise.
10151 * dbxout.c: Likewise.
10152 * df-byte-scan.c: Likewise.
10153 * df-core.c: Likewise.
10154 * df-problems.c: Likewise.
10155 * df-scan.c: Likewise.
10157 * dominance.c: Likewise.
10158 * domwalk.c: Likewise.
10160 * dwarf2out.c: Likewise.
10161 * emit-rtl.c: Likewise.
10162 * et-forest.c: Likewise.
10163 * function.c: Likewise.
10164 * function.h: Likewise.
10166 * gcov-io.c: Likewise.
10167 * gcov.c: Likewise.
10168 * gcse.c: Likewise.
10169 * genattrtab.c: Likewise.
10170 * ggc-page.c: Likewise.
10171 * gimplify.c: Likewise.
10172 * gthr-lynx.h: Likewise.
10173 * haifa-sched.c: Likewise.
10174 * ipa-cp.c: Likewise.
10175 * ipa-inline.c: Likewise.
10176 * ipa-prop.h: Likewise.
10177 * ipa-pure-const.c: Likewise.
10178 * ipa-struct-reorg.c: Likewise.
10179 * ipa-struct-reorg.h: Likewise.
10180 * ipa-type-escape.c: Likewise.
10182 * loop-doloop.c: Likewise.
10183 * mips-tfile.c: Likewise.
10184 * mkmap-flat.awk: Likewise.
10185 * mkmap-symver.awk: Likewise.
10186 * modulo-sched.c: Likewise.
10187 * omp-low.c: Likewise.
10188 * optabs.c: Likewise.
10189 * optabs.h: Likewise.
10190 * opts.c: Likewise.
10191 * passes.c: Likewise.
10192 * postreload-gcse.c: Likewise.
10193 * postreload.c: Likewise.
10194 * predict.c: Likewise.
10195 * pretty-print.h: Likewise.
10196 * profile.c: Likewise.
10197 * protoize.c: Likewise.
10198 * ra-conflict.c: Likewise.
10199 * real.c: Likewise.
10200 * recog.c: Likewise.
10201 * regclass.c: Likewise.
10202 * regs.h: Likewise.
10203 * reload.c: Likewise.
10204 * rtl-error.c: Likewise.
10205 * rtlanal.c: Likewise.
10206 * scan.h: Likewise.
10207 * sched-rgn.c: Likewise.
10209 * stmt.c: Likewise.
10210 * target.h: Likewise.
10211 * tree-dfa.c: Likewise.
10212 * tree-eh.c: Likewise.
10213 * tree-flow-inline.h: Likewise.
10214 * tree-inline.c: Likewise.
10215 * tree-into-ssa.c: Likewise.
10216 * tree-loop-distribution.c: Likewise.
10217 * tree-nested.c: Likewise.
10218 * tree-parloops.c: Likewise.
10219 * tree-pass.h: Likewise.
10220 * tree-pretty-print.c: Likewise.
10221 * tree-profile.c: Likewise.
10222 * tree-scalar-evolution.c: Likewise.
10223 * tree-sra.c: Likewise.
10224 * tree-ssa-alias-warnings.c: Likewise.
10225 * tree-ssa-ccp.c: Likewise.
10226 * tree-ssa-coalesce.c: Likewise.
10227 * tree-ssa-dom.c: Likewise.
10228 * tree-ssa-dse.c: Likewise.
10229 * tree-ssa-forwprop.c: Likewise.
10230 * tree-ssa-live.c: Likewise.
10231 * tree-ssa-live.h: Likewise.
10232 * tree-ssa-loop-im.c: Likewise.
10233 * tree-ssa-loop-ivopts.c: Likewise.
10234 * tree-ssa-loop-niter.c: Likewise.
10235 * tree-ssa-loop-prefetch.c: Likewise.
10236 * tree-ssa-phiopt.c: Likewise.
10237 * tree-ssa-phiprop.c: Likewise.
10238 * tree-ssa-sccvn.c: Likewise.
10239 * tree-ssa-ter.c: Likewise.
10240 * tree-ssa-threadupdate.c: Likewise.
10241 * tree-ssa.c: Likewise.
10242 * tree-vect-analyze.c: Likewise.
10243 * tree-vect-transform.c: Likewise.
10244 * tree-vectorizer.c: Likewise.
10245 * tree-vn.c: Likewise.
10246 * tree-vrp.c: Likewise.
10247 * tree.c: Likewise.
10248 * tree.def: Likewise.
10249 * tree.h: Likewise.
10250 * unwind-dw2-fde.c: Likewise.
10251 * unwind.inc: Likewise.
10252 * value-prof.c: Likewise.
10253 * vmsdbgout.c: Likewise.
10255 2008-06-05 David Edelsohn <edelsohn@gnu.org>
10257 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
10258 always place FP constants in the TOC for TARGET_POWERPC64.
10259 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
10261 2008-06-05 Joseph Myers <joseph@codesourcery.com>
10263 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
10264 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
10265 enable for TARGET_E500_DOUBLE.
10266 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
10267 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
10268 floating-point modes like integer modes for E500 double.
10269 (rs6000_legitimate_offset_address_p): Likewise.
10270 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
10271 addressing for DDmode for E500 double.
10272 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
10273 modes as using 64-bits of registers for E500 double.
10274 (spe_build_register_parallel): Do not handle DDmode or TDmode.
10275 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
10276 specially for E500 double.
10277 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
10278 TDmode for E500 double.
10279 (rs6000_gimplify_va_arg): Only handle SDmode in registers
10280 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
10281 (rs6000_split_multireg_move): Do not handle TDmode specially for
10283 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
10284 using 64-bit registers for E500 double.
10285 (emit_frame_save): Do not handle DDmode specially for E500 double.
10286 (gen_frame_mem_offset): Likewise.
10287 (rs6000_function_value): Do not call spe_build_register_parallel
10288 for DDmode or TDmode.
10289 (rs6000_libcall_value): Likewise.
10290 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
10291 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
10294 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
10296 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
10299 2008-06-04 Junjie Gu <jgu@tensilica.com>
10301 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
10302 comparison for frame pointers.
10304 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10307 * config/avr/avr.h (PUSH_ROUNDING): Remove.
10309 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10312 * builtins.c (expand_builtin_signbit): Don't take lowpart when
10313 register is already smaller or equal to required mode.
10315 2008-06-04 Xinliang David Li <davidxl@google.com>
10317 * tree-call-cdce.c: New file.
10318 (cond_dead_built_in_calls): New static variable.
10319 (input_domain): New struct.
10320 (check_pow): New function.
10321 (check_builtin_call): Ditto.
10322 (check_target_format): Ditto.
10323 (is_call_dce_candidate): Ditto.
10324 (gen_one_condition): Ditto.
10325 (gen_conditions_for_domain): Ditto.
10326 (get_domain): Ditto.
10327 (gen_conditions_for_pow_cst_base): Ditto.
10328 (gen_conditions_for_pow_int_base): Ditto.
10329 (gen_conditions_for_pow): Ditto.
10330 (get_no_error_domain): Ditto.
10331 (gen_shrink_wrap_conditions): Ditto.
10332 (shrink_wrap_one_built_in_call): Ditto.
10333 (shink_wrap_conditional_dead_built_in_calls): Ditto.
10334 (tree_call_cdce): Ditto.
10335 (gate_call_cdce): Ditto.
10336 (pass_call_cdce): New gimple pass.
10337 * passes.c: (init_optimization_passes): New pass.
10338 * tree-pass.h: New pass declaration.
10339 * opts.c (decode_options): New flag setting.
10340 * common.opt: Add -ftree-builtin-call-dce flag.
10341 * Makefile.in: Add new source file.
10342 * tempvar.def: New tv_id.
10343 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
10345 2008-06-04 Richard Guenther <rguenther@suse.de>
10347 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
10348 (is_call_clobbered): Always check var_ann->call_clobbered.
10349 (mark_call_clobbered): Always set var_ann->call_clobbered.
10350 (clear_call_clobbered): Always clear var_ann->call_clobbered.
10351 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
10352 (reset_alias_info): Clear call clobbering info on MTAGs and
10354 (set_pt_anything): Set pt_global_mem.
10355 (create_tag_raw): Adjust comment.
10356 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
10358 2008-06-04 Joseph Myers <joseph@codesourcery.com>
10359 Maxim Kuvyrkov <maxim@codesourcery.com>
10361 * config/m68k/m68k.opt (mxgot): New option.
10362 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
10363 (m68k_output_addr_const_extra): New.
10364 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
10365 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
10366 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
10367 * doc/invoke.texi (M680x0 Options): Document -mxgot.
10369 2008-06-04 Richard Guenther <rguenther@suse.de>
10371 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
10372 negative or non-representable offsets.
10374 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
10376 * config/i386/i386.c (ix86_gen_leave): New.
10377 (ix86_gen_pop1): Likewise.
10378 (ix86_gen_add3): Likewise.
10379 (ix86_gen_sub3): Likewise.
10380 (ix86_gen_sub3_carry): Likewise.
10381 (ix86_gen_one_cmpl2): Likewise.
10382 (ix86_gen_monitor): Likewise.
10383 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
10384 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
10385 ix86_gen_one_cmpl2 and ix86_gen_monitor.
10386 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
10387 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
10388 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
10389 (ix86_expand_epilogue): Updated.
10390 (print_operand): Handle integer register operand for 'z'.
10391 (ix86_expand_strlensi_unroll_1): Likewise.
10392 (ix86_expand_strlen): Likewise.
10393 (ix86_expand_builtin): Likewise.
10394 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
10395 mov{q}/mov{l} and add{q}/add{l}.
10397 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10399 * config/i386/i386.md (P): New mode iterator.
10400 (SFmode push_operand splitter): Macroize DImode and SImode pushes
10401 using P mode iterator.
10402 (DFmode push_operand splitter): Ditto.
10403 (XFmode push_operand splitter): Ditto.
10404 (DFmode float_extend SFmode push_operand splitter): Ditto.
10405 (XFmode float_extend SFmode push_operand splitter): Do not generate
10406 SImode pushes for 64bit target. Macroize Dimode and SImode
10407 pushes using P mode iterator.
10408 (XFmode float_extend DFmode push_operand splitter): Ditto.
10410 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10412 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
10413 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
10414 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
10415 return type to int.
10416 (ix86_call_abi_override): Remove check for call_used_regs.
10418 2008-06-03 Richard Guenther <rguenther@suse.de>
10420 * tree-ssa-structalias.c (find_func_aliases): Add constraints
10421 for the lhs of calls if the return type contains pointers.
10423 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10425 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
10426 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
10427 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
10428 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
10429 of cfun and DEFAULT_ABI to deceide abi mode.
10430 (DEFAULT_ABI): New.
10431 (REG_PARM_STACK_SPACE): Removed.
10432 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
10433 (STACK_BOUNDARY): Use default target to deceide stack boundary.
10434 * config/i386/i386-protos.h (ix86_cfun_abi): New.
10435 (ix86_function_abi): Likewise.
10436 (ix86_function_type_abi): Likewise.
10437 (ix86_call_abi_override): Likewise.
10438 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
10439 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
10440 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
10441 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
10443 (X86_64_REGPARM_MAX): New.
10444 (X86_64_SSE_REGPARM_MAX): New.
10445 (X64_REGPARM_MAX): New.
10446 (X64_SSE_REGPARM_MAX): New.
10447 (X86_32_REGPARM_MAX): New.
10448 (X86_32_SSE_REGPARM_MAX): New.
10449 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
10450 (ix86_function_regparm): Handle user calling abi.
10451 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
10452 by DEFAULT_ABI versus SYSV_ABI check.
10453 (ix86_reg_parm_stack_space): New.
10454 (ix86_function_type_abi): New.
10455 (ix86_call_abi_override): New.
10456 (ix86_function_abi): New.
10457 (ix86_cfun_abi): New.
10458 (init_cumulative_args): Call abi specific initialization.
10459 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
10460 (function_arg_64): Extend SSE_REGPARM_MAX check.
10461 (function_arg (): Remove TARGET_64BIT_MS_ABI.
10462 (ix86_pass_by_reference): Likewise.
10463 (ix86_function_value_regno_p): Likewise.
10464 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
10465 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
10466 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
10467 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
10468 (setup_incoming_varargs_64): Adjust regparm for call abi.
10469 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
10470 (ix86_va_start): Likewise.
10471 (ix86_gimplify_va_arg): Likewise.
10472 (ix86_expand_prologue): Likewise.
10473 (output_pic_addr_const): Likewise.
10474 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
10475 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
10476 (x86_output_mi_thunk): Likewise.
10477 (x86_function_profiler): Likewise.
10478 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
10479 (SYSV_ABI, MS_ABI): New constants.
10480 (DEFAULT_ABI): New.
10481 (init_regs): Add prototype of function in regclass.c file.
10482 (OVERRIDE_ABI_FORMAT): New.
10483 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
10484 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
10485 (OUTGOING_REG_PARM_STACK_SPACE): New.
10486 (ix86_reg_parm_stack_space): New prototype.
10487 (CUMULATIVE_ARGS): Add call_abi member.
10488 (machine_function): Add call_abi member.
10489 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
10490 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
10492 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
10495 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
10496 (avr_builtin_setjmp_frame_value): New function.
10497 * config/avr/avr.md (nonlocal_goto_receiver): Define.
10498 (nonlocal_goto): Define.
10500 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
10502 * config/mips/mips.c (mips_emit_loadgp): Return early if
10503 there is nothing do to, otherwise emit a blockage if
10504 !TARGET_EXPLICIT_RELOCS || crtl->profile.
10505 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
10507 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10509 * configure.ac: Drop unneeded backslash ending up in config.in.
10510 * acinclude.m4: Likewise.
10511 * config.in: Regenerate.
10513 2008-05-26 Jan Hubicka <jh@suse.cz>
10515 * predict.c (maybe_hot_frequency_p): Break out of...
10516 (maybe_hot_bb_p): ... here.
10517 (maybe_hot_edge_p): New.
10518 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
10519 * basic-block.h (maybe_hot_edge_p): Declare.
10521 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
10523 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
10524 (*cmpfp_<mode>_cc): Ditto.
10525 (*fp_jcc_8<mode>_387): Ditto.
10526 (*fop_<MODEF:mode>_2_i387): Ditto.
10527 (*fop_<MODEF:mode>_3_i387): Ditto.
10528 (*fop_xf_2_i387): Ditto.
10529 (*fop_xf_3_i387): Ditto.
10531 2008-06-02 Tomas Bily <tbily@suse.cz>
10533 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
10535 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10537 * config/mips/mips.c (mips_valid_offset_p): New function.
10538 (mips_valid_lo_sum_p): Likewise.
10539 (mips_classify_address): Use them.
10540 (mips_force_address): New function.
10541 (mips_legitimize_address): Use it.
10542 * config/mips/mips.md (MOVE128): New mode iterator.
10543 (movtf): Require TARGET_64BIT. Remove empty strings.
10544 (*movtf_internal): Rename to...
10545 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
10546 of "R" and use {,fp}{load,store} attributes instead of "multi".
10547 Use a separate define_split.
10548 (*movtf_mips16): New pattern.
10550 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10552 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
10553 * config/mips/mips.c (mips_expand_before_return): New function.
10554 (mips_expand_epilogue): Call it.
10555 * config/mips/mips.md (return): Turn into a define_expand.
10556 (*return): New insn.
10558 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10560 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
10561 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
10562 functions. Do not emit uses and clobbers of CONCATs; individually
10563 use and clobber their operands.
10564 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
10565 gen_clobber, emit_use and gen_use.
10566 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
10567 (expand_builtin_return): Likewise.
10568 * cfgbuild.c (count_basic_blocks): Likewise.
10569 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
10570 * explow.c (emit_stack_restore): Likewise.
10571 * expmed.c (extract_bit_field_1): Likewise.
10572 * expr.c (convert_move, emit_move_complex_parts): Likewise.
10573 (emit_move_multi_word, store_constructor): Likewise.
10574 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
10575 (thread_prologue_and_epilogue_insns): Likewise.
10576 * lower-subreg.c (resolve_simple_move): Likewise.
10577 * optabs.c (widen_operand, expand_binop): Likewise.
10578 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
10579 * reload.c (find_reloads): Likewise.
10580 * reload1.c (eliminate_regs_in_insn): Likewise.
10581 * stmt.c (expand_nl_goto_receiver): Likewise.
10582 * config/alpha/alpha.md (builtin_longjmp): Likewise.
10583 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
10584 * config/arm/arm.c (arm_load_pic_register): Likewise.
10585 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
10586 * config/arm/arm.md (untyped_return): Likewise.
10587 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
10588 * config/avr/avr.c (expand_prologue): Likewise.
10589 * config/bfin/bfin.c (do_unlink): Likewise.
10590 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
10591 * config/cris/cris.c (cris_expand_prologue): Likewise.
10592 * config/darwin.c (machopic_indirect_data_reference): Likewise.
10593 (machopic_legitimize_pic_address): Likewise.
10594 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
10595 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
10596 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
10597 (ix86_expand_convert_uns_didf_sse): Likewise.
10598 (ix86_expand_vector_init_general): Likewise.
10599 * config/ia64/ia64.md (eh_epilogue): Likewise.
10600 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
10601 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
10602 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
10603 (config/iq2000/iq2000.c): Likewise.
10604 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
10605 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
10606 (builtin_longjmp): Likewise.
10607 * config/mn10300/mn10300.md (call, call_value): Likewise.
10608 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
10609 * config/pdp11/pdp11.md (abshi2): Likewise.
10610 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10611 * config/s390/s390.c (s390_emit_prologue): Likewise.
10612 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
10613 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
10614 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
10615 * config/sh/sh.c (prepare_move_operands): Likewise.
10616 (output_stack_adjust, sh_expand_epilogue): Likewise.
10617 (sh_set_return_address, sh_expand_t_scc): Likewise.
10618 * config/sparc/sparc.c (load_pic_register): Likewise.
10619 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
10620 * config/spu/spu.c (spu_expand_epilogue): Likewise.
10621 * config/v850/v850.c (expand_epilogue): Likewise.
10623 2008-05-31 Anatoly Sokolov <aesok@post.ru>
10625 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
10626 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
10627 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
10628 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
10629 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
10630 stack pointer register.
10631 (output_movhi): Remove code for interrupt specific writing to the
10632 stack pointer register.
10634 2008-05-31 Richard Guenther <rguenther@suse.de>
10636 PR tree-optimization/34244
10637 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
10638 (tree_expr_nonzero_warnv_p): Likewise.
10639 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
10640 ssa_name_nonnegative_p.
10641 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
10642 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
10643 not tree_expr_nonzero_warnv_p.
10645 PR tree-optimization/36262
10647 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
10649 PR tree-optimization/34244
10650 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
10651 (record_numbers_of_iterations): New function.
10652 (execute_vrp): Cache the numbers of iterations of loops.
10653 * tree-scalar-evolution.c (scev_reset_except_niters):
10655 (scev_reset): Use scev_reset_except_niters.
10656 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
10658 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
10660 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
10661 __WORKAROUND_RETS when appropriate.
10663 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
10665 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
10666 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
10668 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
10669 *fop_df_comm_sse insn patterns using MODEF mode iterator.
10670 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
10671 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
10672 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
10673 *fop_df_1_mixed insn patterns using MODEF mode iterator.
10674 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
10675 *fop_df_1_sse insn patterns using MODEF mode iterator.
10676 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
10677 *fop_df_1_i387 insn patterns using MODEF mode iterator.
10678 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
10679 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
10680 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
10681 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
10682 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
10683 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
10684 (*fop_xf_4_i387): Use <MODE> for mode attribute.
10685 (*fop_xf_5_i387): Ditto.
10686 (*fop_xf_6_i387): Ditto.
10688 2008-05-30 Richard Guenther <rguenther@suse.de>
10690 * builtins.c (build_string_literal): Avoid generating
10691 a non-gimple_val result.
10693 2008-05-30 DJ Delorie <dj@redhat.com>
10695 * exec-tool.in: Use an environment variable (private) instead of a
10696 file (shared) as a semaphore, so as to not break parallel builds.
10698 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
10700 * optabs.c (maybe_encapsulate_block): Remove.
10701 (emit_libcall_block): Adjust accordingly.
10702 * optabs.h (maybe_encapsulate_block): Remove prototype.
10704 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
10705 Don't use maybe_encapsulate_block.
10707 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
10709 * config/rs6000/rs6000.c (rs6000_legitimize_address,
10710 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
10711 rtx is a SYMBOL_REF before calling get_pool_constant.
10713 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
10715 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
10717 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
10719 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
10720 rather than OS names to choose INO_T_EQ definition.
10721 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
10722 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
10724 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
10727 * config/darwin-f.c: New.
10728 * config/t-darwin: Added rule to build darwin-f.o.
10729 * config.gcc: Defined new variable, fortran_target_objs.
10730 (*-*-darwin*): Set fortran_target_objs.
10731 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
10732 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
10733 * configure: Regenerated.
10735 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
10738 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
10739 canonical type if needed.
10741 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
10743 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
10745 2008-05-29 Richard Guenther <rguenther@suse.de>
10747 PR tree-optimization/36343
10748 PR tree-optimization/36346
10749 PR tree-optimization/36347
10750 * tree-flow.h (clobber_what_p_points_to): Declare.
10751 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
10752 pointed-to variable is dereferenced is irrelevant to whether
10753 the pointer can access the pointed-to variable.
10754 (clobber_what_p_points_to): New function.
10755 * tree-ssa-alias.c (set_initial_properties): Use it.
10756 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
10757 call clobber check for NMTs.
10759 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
10761 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
10762 for printing gcov_type.
10764 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
10766 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
10767 and the eh region information.
10768 * value-prof.c (gimple_move_stmt_histograms): New function.
10769 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
10771 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
10773 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
10775 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
10777 * value-prof.c (tree_ic_transform): Print counts.
10778 * tree-profile.c (tree_gen_ic_func_profiler):
10779 Clear __gcov_indreict_call_callee variable to avoid misattribution
10782 2008-05-28 Rafael Espindola <espindola@google.com>
10784 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
10787 2008-05-28 Richard Guenther <rguenther@suse.de>
10789 PR tree-optimization/36339
10790 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
10791 and clobbering code out of the loop.
10793 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
10795 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
10798 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
10799 s390_contiguous_bitmask_p, s390_symref_operand_p,
10800 s390_check_symref_alignment, s390_reload_larl_operand,
10801 s390_reload_symref_address): New functions.
10802 (s390_branch_condition_mnemonic): Support compare and branch
10804 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
10805 and 'W' constraints.
10806 (s390_secondary_reload): Add secondary reloads for unaligned
10807 symbol refs or symbol refs to floating point or QI/TI mode
10809 (legitimate_address_p): Accept symbol references as addresses.
10810 (s390_expand_insv): Use rotate and insert selected bits
10811 instruction for insv when building for z10.
10812 (print_operand_address): Handle symbol ref addresses.
10813 (print_operand): Output modifier 'c' added for signed byte values.
10814 (s390_encode_section_info): Mark symbol refs with
10815 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
10817 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
10818 (length attribute): RRF, RRR have 4 byte length.
10819 (FPALL, INTALL): New mode iterators added.
10820 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
10821 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
10822 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
10823 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
10824 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
10825 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
10826 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
10827 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
10829 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
10830 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
10831 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
10832 reload<INTALL:mode><P:mode>_toreg_z10,
10833 reload<FPALL:mode><P:mode>_tomem_z10,
10834 reload<FPALL:mode><P:mode>_toreg_z10,
10835 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
10836 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
10837 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
10838 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
10840 (movmem, clrmem, cmpmem): New splitters added.
10842 * config/s390/predicates.md (larl_operand): Use
10843 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
10844 SYMBOL_REF_ALIGN1_P.
10845 (s390_signed_integer_comparison,
10846 s390_unsigned_integer_comparison): New predicates.
10848 * config/s390/s390-protos.h (s390_check_symref_alignment,
10849 s390_contiguous_bitmask_p, s390_reload_larl_operand,
10850 s390_reload_symref_address,
10851 s390_compare_and_branch_condition_mask): Prototypes added.
10853 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
10854 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
10855 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
10857 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
10859 * config/s390/s390.c (z10_cost): New cost function for z10.
10860 (s390_handle_arch_option, override_options): Support -march=z10 switch.
10861 (s390_issue_rate): Adjust issue rate for z10.
10862 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
10863 (processor_flags): Add PF_Z10.
10864 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
10865 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
10866 * gcc/config.gcc: Add z10.
10868 2008-05-28 Richard Guenther <rguenther@suse.de>
10870 PR tree-optimization/36291
10871 * tree-flow. h (struct gimple_df): Remove var_anns member.
10872 * tree-flow-inline.h (gimple_var_anns): Remove.
10873 (var_ann): Simplify.
10874 * tree-dfa.c (create_var_ann): Simplify.
10875 (remove_referenced_var): Clear alias info from var_anns of globals.
10876 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
10877 (delete_tree_ssa): Clear alias info from var_anns of globals.
10878 Do not free var_anns.
10879 (var_ann_eq): Remove.
10880 (var_ann_hash): Likewise.
10882 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
10884 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
10885 and loongson2f entries.
10886 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
10887 * config/mips/mips.h (processor_type): Add Loongson-2E
10888 and Loongson-2F entries.
10889 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
10890 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
10891 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
10892 * doc/invoke.texi (MIPS Options): Document loongson2e
10893 and loongson2f processor names.
10895 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
10899 * config/i386/i386.c (ix86_function_arg_boundary): Use
10900 alignment of canonical type.
10901 (ix86_expand_vector_move): Check unaligned memory access for
10904 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
10906 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
10907 Moved to the front of file.
10909 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
10910 H.J. Lu <hongjiu.lu@intel.com>
10912 * dwarf2out.c (current_fde): New.
10914 (lookup_cfa:): Likewise.
10915 (dwarf2out_end_epilogue): Likewise.
10916 (dwarf2out_note_section_used): Likewise.
10918 2008-05-27 Michael Matz <matz@suse.de>
10921 * c.opt (Wenum-compare): New warning option.
10922 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
10924 2008-05-27 Michael Matz <matz@suse.de>
10926 PR middle-end/36326
10927 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
10929 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
10930 into memory as tail calls.
10932 2008-05-27 Richard Guenther <rguenther@suse.de>
10934 PR tree-optimization/36339
10935 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
10936 pointers cause all addressable variables to be call clobbered.
10938 2008-05-27 Richard Guenther <rguenther@suse.de>
10940 PR tree-optimization/36245
10941 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
10943 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10945 * config/s390/s390.md: Replace all occurences of the 'm'
10946 constraint with 'RT'.
10948 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10950 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
10952 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
10954 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
10955 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
10956 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
10958 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10960 * reload.c: (find_reloads): Skip alternatives according to the
10961 "enabled" attribute. Constify the constraint variable.
10962 * recog.c (get_attr_enabled): Add default implementation.
10963 (extract_insn): Set the alternative_enabled_p array
10964 in the recog_data struct.
10965 (preprocess_constraints, constrain_operands): Skip
10966 alternatives according to the "enabled" attribute
10967 * recog.h (struct recog_data): New field alternative_enabled_p.
10968 (skip_alternative): New inline function.
10969 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
10970 (record_reg_classes): Skip alternative according to the
10971 "enabled" attribute.
10973 * doc/md.texi: Add documention for the "enabled" attribute.
10975 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10977 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
10978 * postreload.c (reload_cse_simplify_operands): Replace 'm'
10979 constraint with TARGET_MEM_CONSTRAINT.
10980 * recog.c (asm_operand_ok, preprocess_constraints,
10981 constrain_operands): Likewise.
10982 * regclass.c (record_reg_classes): Likewise.
10983 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
10984 * reload1.c (maybe_fix_stack_asms): Likewise.
10985 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
10986 * recog.h: Adjust comment.
10987 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
10988 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
10989 * doc/md.texi: Add a note to description of 'm' constraint.
10990 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
10992 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
10994 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
10995 that the bitfield is of integral type before testing its precision.
10997 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10998 Sa Liu <saliu@de.ibm.com>
11000 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
11001 __modti3, __udivti3, __umodti3 and __udivmodti4.
11002 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
11003 that implement TImode mul and div functions.
11004 * config/spu/multi3.c: New. Implement __multi3.
11005 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
11006 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
11009 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
11011 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
11012 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
11013 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
11014 tls_sysv_suffix): New mode and mode attribute iterators.
11015 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
11016 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
11017 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
11018 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
11019 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
11022 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
11024 PR tree-optimization/36329
11025 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
11026 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
11027 * cgraphbuild.c (initialize_inline_failed): Use the latter
11028 macro in lieu of the former.
11029 * ipa-inline.c (cgraph_mark_inline): Likewise.
11030 (cgraph_decide_inlining_of_small_function): Likewise.
11031 (cgraph_decide_inlining): Likewise.
11032 (cgraph_decide_inlining_incrementally): Likewise.
11034 2008-05-26 Tristan Gingold <gingold@adacore.com>
11035 Anatoly Sokolov <aesok@post.ru>
11037 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
11038 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
11039 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
11040 optimization for 'avr6' architecture.
11042 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
11045 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
11047 2008-05-26 Richard Guenther <rguenther@suse.de>
11049 * tree-ssa-sccvn.c (expr_has_constants): Declare.
11050 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
11052 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
11054 PR middle-end/36253
11055 * caller-save.c (insert_restore): Verify alignment of spill space.
11056 (insert_save): Likewise.
11057 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
11058 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
11059 (STACK_SLOT_ALIGNMENT): Likewise.
11060 * function.c (LOCAL_ALIGNMENT): Removed.
11061 (get_stack_local_alignment): New.
11062 (assign_stack_local): Use it. Set alignment on stack slot.
11063 (assign_stack_temp_for_type): Use get_stack_local_alignment.
11064 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
11065 (STACK_SLOT_ALIGNMENT): New.
11066 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
11067 stack slot in XFmode.
11069 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
11071 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
11074 * config/i386/i386.md (allocate_stack_worker_64): Make sure
11075 argument operand in rax isn't removed.
11077 2008-05-26 Richard Guenther <rguenther@suse.de>
11079 PR middle-end/36300
11080 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
11081 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
11083 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11086 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
11088 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
11090 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
11091 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
11093 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11095 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
11096 build a trampoline if we don't want one.
11097 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
11098 return zero for nested functions if we don't want a trampoline.
11100 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11102 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
11104 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11107 * c.opt: Removed undocumented option '-lang-fortran'.
11108 * c-common.h: Removed global variable 'lang_fortran'.
11109 * c-opts.c (c_common_handle_option): Removed code to handle
11110 option '-lang-fortran'. Updated includes.
11111 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
11112 definition of '__GFORTRAN__'.
11113 (define__GNUC__): Reimplemented to use BASEVER and
11114 cpp_define_formatted.
11115 (builtin_define_with_value_n): Removed.
11116 * c-incpath.h: Renamed to ...
11117 * incpath.h: ... this.
11118 * c-incpath.c: Renamed to ...
11119 * incpath.c: ... this. Updated includes.
11120 * fix-header.c: Updated includes.
11121 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
11122 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
11123 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
11125 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11127 * tree.h: Update the table of flags used on tree nodes.
11128 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
11129 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
11130 (FORCED_LABEL): Add access check.
11131 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
11132 (ASM_INPUT_P): Likewise.
11133 (ASM_VOLATILE_P): Likewise.
11134 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
11135 (OMP_SECTION_LAST): Access private_flag directly.
11136 (OMP_RETURN_NOWAIT): Likewise.
11137 (OMP_PARALLEL_COMBINED): Likewise.
11138 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
11139 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
11140 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
11141 deprecated_flag directly.
11143 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
11145 * final.c (frame_pointer_needed): Removed.
11146 * flags.h (frame_pointer_needed): Likewise.
11148 * function.h (rtl_data): Add frame_pointer_needed.
11149 (frame_pointer_needed): New.
11151 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
11153 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
11155 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
11157 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
11160 2008-05-25 Alan Modra <amodra@bigpond.net.au>
11162 * c-common.c (strip_array_types): Move function to..
11164 (get_inner_array_type): Delete.
11165 * c-common.h (strip_array_types): Move declaration to..
11167 (get_inner_array_type): Delete.
11168 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
11169 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
11170 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
11171 * config/pa/pa.c (emit_move_sequence): Likewise.
11173 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
11175 * config/i386/i386.md (*sse_prologue_save_insn): Set length
11178 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
11180 * function.c: Include target hook for nonlocal_goto frame value.
11182 2008-05-24 Richard Guenther <rguenther@suse.de>
11184 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
11185 variable can be only accessed through a pointer or a union.
11187 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11189 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
11190 * doc/extend.texi: Likewise.
11192 2008-05-23 DJ Delorie <dj@redhat.com>
11194 * config/m32c/jump.md (untyped_call): Add.
11196 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
11197 for A24 to PSImode.
11198 (m32c_address_cost): Detail costs for indirect offsets.
11200 2008-05-23 Rafael Espindola <espindola@google.com>
11202 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
11203 if a node is a SUBREG.
11204 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
11207 2008-05-23 Paul Brook <paul@codesourcery.com>
11208 Carlos O'Donell <carlos@codesourcery.com>
11210 * doc/extend.texi: Clarify use of __attribute__((naked)).
11211 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11212 * target.h (gcc_target): Add allocate_stack_slots_for_args.
11213 * function.c (use_register_for_decl): Use
11214 targetm.calls.allocate_stack_slots_for_args.
11215 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11216 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
11217 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
11219 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
11221 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
11223 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
11225 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
11226 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
11227 is only rounded once.
11229 2008-05-23 Richard Guenther <rguenther@suse.de>
11231 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
11233 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
11234 Jakub Jelinek <jakub@redhat.com>
11237 * configure.ac: Handle --enable-cld.
11238 * configure: Regenerated.
11239 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
11240 * config/i386/i386.h (struct machine_function): Add needs_cld field.
11241 (ix86_current_function_needs_cld): New define.
11242 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
11243 (cld): New isns pattern.
11244 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
11245 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
11246 * config/i386/i386.opt (mcld): New option.
11247 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
11248 TARGET_CLD and ix86_current_function_needs_cld.
11249 (override_options): Use -mcld by default for 32-bit code if
11252 * doc/install.texi (Options specification): Document --enable-cld.
11253 * doc/invoke.texi (Machine Dependent Options)
11254 [i386 and x86-64 Options]: Add -mcld option.
11255 (Intel 386 and AMD x86-64 Options): Document -mcld option.
11257 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
11258 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
11259 (return_in_memory_64): Likewise.
11260 (return_in_memory_ms_64): Likewise.
11262 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11264 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
11265 * builtins.c (fold_builtin_fpclassify): New.
11266 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
11267 * builtins.def (BUILT_IN_FPCLASSIFY): New.
11268 * c-common.c (handle_type_generic_attribute): Adjust to accept
11269 fixed arguments before an elipsis.
11270 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
11271 * doc/extend.texi: Document __builtin_fpclassify.
11273 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
11275 * omp-low.c (gate_expand_omp_ssa): Remove.
11276 (pass_expand_omp_ssa): Remove.
11277 (gate_expand_omp): Do not check for flag_openmp_ssa.
11278 * common.opt (-fopenmp-ssa): Remove.
11279 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
11281 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
11283 * config/sh/sh.opt (mfixed-range): New option.
11284 * config/sh/sh-protos.h (sh_fix_range): Declare.
11285 * config/sh/sh.c (sh_fix_range): New function.
11286 * config/sh/sh.h (sh_fixed_range_str): Declare.
11287 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
11289 * doc/invoke.texi (SH Options): Document -mfixed-range.
11291 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
11293 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
11294 it before the redeclaration.
11296 2008-05-22 Anatoly Sokolov <aesok@post.ru>
11298 * config/avr/avr.c (get_sequence_length): Add new function.
11299 (expand_prologue, expand_epilogue): Remove duplicate code.
11301 2008-05-22 Rafael Espindola <espindola@google.com>
11303 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
11306 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
11308 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
11309 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
11311 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
11312 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
11313 (vect_update_misalignment_for_peel): Likewise.
11314 (vector_alignment_reachable_p): Likewise.
11315 * tree-vect-transform.c (vectorizable_load): Likewise.
11316 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11317 (get_vectype_for_scalar_type): Pass mode of scalar_type
11318 to UNITS_PER_SIMD_WORD.
11320 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
11321 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
11322 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
11323 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
11324 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
11326 2008-05-22 Ira Rosen <irar@il.ibm.com>
11328 PR tree-optimization/36293
11329 * tree-vect-transform.c (vect_transform_strided_load): Don't check
11330 if the first load must be skipped because of a gap.
11332 2008-05-22 Richard Guenther <rguenther@suse.de>
11334 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
11335 more cases of offset disambiguation that is possible if
11336 strict-aliasing rules apply.
11337 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
11338 for basic offset and type-based disambiguation.
11340 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11342 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
11343 ix86_expand_vector_set on V16QImode for SSE4.1.
11345 2008-05-21 Tom Tromey <tromey@redhat.com>
11347 * c.opt (Wimport): Mark as undocumented.
11348 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
11350 (Warning Options): Likewise.
11351 * doc/cppopts.texi: Don't mention -Wimport.
11353 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
11355 PR tree-optimization/36287
11356 PR tree-optimization/36286
11357 * lambda-code.c (build_access_matrix): Do not use the loop->num
11358 for computing the number of induction variables: use the loop depth
11361 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
11364 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
11365 option -f(no-)leading-underscore.
11367 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11369 * config/i386/i386.c (ix86_expand_vector_init_general): Use
11370 GET_MODE_NUNITS (mode).
11372 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
11374 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
11375 (-mmulhw): Add 464 to description.
11376 (-mdlmzb): Likewise.
11377 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
11378 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
11380 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
11381 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
11382 * config/rs6000/rs6000.md: Update comments for 464.
11384 2008-05-21 Janis Johnson <janis187@us.ibm.com>
11386 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
11388 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11390 * config/i386/sse.md (vec_extractv4sf): Removed.
11391 (vec_extractv2df): Likewise.
11392 (vec_extractv2di): Likewise.
11393 (vec_extractv4si): Likewise.
11394 (vec_extractv8hi): Likewise.
11395 (vec_extractv16qi): Likewise.
11396 (vec_extract<mode>): New.
11398 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11400 * config/i386/sse.md (vec_setv4sf): Removed.
11401 (vec_setv2df): Likewise.
11402 (vec_setv2di): Likewise.
11403 (vec_setv4si): Likewise.
11404 (vec_setv8hi): Likewise.
11405 (vec_setv16qi): Likewise.
11406 (vec_set<mode>): New.
11408 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11410 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
11411 goto for vec_concat and vec_interleave.
11413 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11415 * config/i386/sse.md (vec_initv4sf): Removed.
11416 (vec_initv2df): Likewise.
11417 (vec_initv2di): Likewise.
11418 (vec_initv4si): Likewise.
11419 (vec_initv8hi): Likewise.
11420 (vec_initv16qi): Likewise.
11421 (vec_init<mode>): New.
11423 2008-05-21 Joseph Myers <joseph@codesourcery.com>
11425 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
11427 2008-05-21 Tom Tromey <tromey@redhat.com>
11429 * ggc-zone.c (lookup_page_table_if_allocated): New function.
11430 (zone_find_object_offset): Likewise.
11431 (gt_ggc_m_S): Likewise.
11432 (highest_bit): Likewise.
11433 * ggc-page.c (gt_ggc_m_S): New function.
11434 * stringpool.c (string_stack): Remove.
11435 (init_stringpool): Update.
11436 (ggc_alloc_string): Use ggc_alloc.
11437 (maybe_delete_ident): New function.
11438 (ggc_purge_stringpool): Likewise.
11439 (gt_ggc_m_S): Remove.
11440 * ggc-common.c (ggc_protect_identifiers): New global.
11441 (ggc_mark_roots): Call ggc_purge_stringpool. Use
11442 ggc_protect_identifiers.
11443 * ggc.h (ggc_protect_identifiers): Declare.
11444 (gt_ggc_m_S): Update.
11445 (ggc_purge_stringpool): Declare.
11446 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
11447 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
11449 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
11451 2008-05-21 David S. Miller <davem@davemloft.net>
11453 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
11456 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
11458 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
11461 2008-05-20 David Daney <ddaney@avtrex.com>
11463 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
11464 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
11465 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
11466 UNSPEC_UPDATE_GOT_VERSION): Renumber.
11467 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
11468 (atomic_hiqi_op): New define_code_iterator.
11469 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
11470 mips_expand_compare_and_swap_12.
11471 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
11472 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
11473 (sync_<optab><mode>, sync_old_<optab><mode>,
11474 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11475 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
11476 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
11477 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
11478 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
11479 (test_and_set_12): New insn.
11480 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
11481 sync_new_<optab><mode>, sync_old_nand<mode>,
11482 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
11483 clobber to operand 0 for SI and DI mode insns.
11484 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
11485 mips_gen_fn_4): New typedefs.
11486 (mips_gen_fn_ptrs): Define new union type.
11487 (mips_expand_compare_and_swap_12): Remove declaration.
11488 (mips_expand_atomic_qihi): Declare function.
11489 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
11490 (mips_expand_atomic_qihi): ... this. Use new generator function
11492 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
11493 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
11494 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
11495 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
11496 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
11497 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
11498 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
11499 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
11500 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
11501 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
11504 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
11506 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
11509 2008-05-20 Anatoly Sokolov <aesok@post.ru>
11511 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
11512 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
11513 (avr_attribute_table): Add 'OS_main' function attribute.
11514 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
11515 functions with 'OS_main' attribute.
11517 2008-05-20 Richard Guenther <rguenther@suse.de>
11519 PR tree-optimization/35204
11520 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
11521 helper, split out from ...
11522 (DFS): ... here. Make the DFS walk non-recursive.
11524 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
11525 Jan Sjodin <jan.sjodin@amd.com>
11527 PR tree-optimization/36181
11528 * tree-parloops.c (loop_has_vector_phi_nodes): New.
11529 (parallelize_loops): Don't parallelize when the loop has vector
11532 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11533 Sebastian Pop <sebastian.pop@amd.com>
11535 * tree-loop-linear.c (gather_interchange_stats): Look in the access
11536 matrix, and never look at the tree representation of the memory
11538 (linear_transform_loops): Computes parameters and access matrices.
11539 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
11541 (access_matrix_get_index_for_parameter): New.
11542 * tree-data-ref.h (struct access_matrix): New.
11543 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
11544 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
11545 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
11546 am_vector_index_for_loop): New.
11547 (struct data_reference): Add field access_matrix.
11548 (DR_ACCESS_MATRIX): New.
11549 (compute_data_dependences_for_loop): Update declaration.
11550 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
11551 * lambda.h (lambda_vector_vec_p): Declared.
11552 * lambda-code.c: Depend on pointer-set.h.
11553 (lambda_collect_parameters_from_af, lambda_collect_parameters,
11554 av_for_af_base, av_for_af, build_access_matrix,
11555 lambda_compute_access_matrices): New.
11556 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
11558 2008-05-20 Joseph Myers <joseph@codesourcery.com>
11560 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
11561 $SOURCEDIR/include.
11563 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11564 Sebastian Pop <sebastian.pop@amd.com>
11566 PR tree-optimization/36206
11567 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
11569 (instantiate_scev_1): Rename flags to fold_conversions.
11570 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
11571 outeside instantiation_loop.
11572 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
11573 (evolution_function_is_affine_or_constant_p): Removed.
11574 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
11576 (analyze_siv_subscript): Pass in the loop nest number.
11577 Call evolution_function_is_affine_in_loop instead of
11578 evolution_function_is_affine_p.
11579 (analyze_overlapping_iterations): Pass in the loop nest number.
11581 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11582 Sebastian Pop <sebastian.pop@amd.com>
11584 PR tree-optimization/36206
11585 * tree-chrec.h (chrec_fold_op): New.
11586 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
11589 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
11591 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
11593 (remove_duplicates): Do not set inode on non-inode systems.
11596 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
11598 * config.gcc (tm_file): Update comments about relative pathnames.
11600 2008-05-20 Richard Guenther <rguenther@suse.de>
11602 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
11603 * tree-ssa-sccvn.c (process_scc): Likewise.
11604 * tree-ssa-sink.c (execute_sink_code): Likewise.
11605 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
11606 * tree-vrp.c (process_assert_insertions): Likewise.
11607 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
11608 (perform_tree_ssa_dce): Likewise.
11609 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
11610 (dump_dominator_optimization_stats): Likewise.
11611 * tree-vectorizer.c (vectorize_loops): Likewise.
11613 2008-05-20 Richard Guenther <rguenther@suse.de>
11615 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
11617 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
11619 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
11620 (ix86_i386elf_return_in_memory): Likewise.
11621 (ix86_i386interix_return_in_memory): Likewise.
11622 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
11623 (SUBTARGET_RETURN_IN_MEMORY): New.
11624 * config/i386/i386elf.h: Likewise.
11625 * config/i386/ptx4-i.h: Likewise.
11626 * config/i386/sol2-10.h: Likewise.
11627 * config/i386/sysv4.h: Likewise.
11628 * config/i386/vx-common.h: Likewise.
11629 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
11630 * config/i386/i386.c (ix86_return_in_memory): Made static and
11631 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
11632 (ix86_i386elf_return_in_memory): Removed.
11633 (ix86_i386interix_return_in_memory): Removed.
11634 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
11635 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
11637 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
11639 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
11641 2008-05-19 Xinliang David Li <davidxl@google.com>
11643 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
11645 * common.opt: Ditto.
11646 * doc/invoke.texi: Ditto.
11648 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
11650 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
11651 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
11653 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
11655 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
11656 sizes of operand array from 8/4 to 4/2.
11657 (ix86_expand_vector_init_general): Change size of operand array
11658 from 32 to 16. Remove op0, op1 and half_mode.
11660 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
11662 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
11663 (ix86_expand_vector_init_interleave): Likewise.
11664 (ix86_expand_vector_init_general): Use them. Assert
11665 word_mode == SImode when n_words == 4.
11667 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
11669 * config/i386/i386.c (ix86_secondary_reload): New static function.
11670 (TARGET_SECONDARY_RELOAD): New define.
11671 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11672 * config/i386/i386.md (reload_outqi): Remove.
11674 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11676 PR middle-end/35509
11677 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
11678 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
11679 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
11680 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
11681 (fold_builtin_1): Likewise.
11682 * builtins.def (BUILT_IN_ISINF_SIGN): New.
11683 c-common.c (check_builtin_function_arguments): Handle
11684 BUILT_IN_ISINF_SIGN.
11685 * doc/extend.texi: Document __builtin_isinf_sign.
11686 * fold-const.c (operand_equal_p): Handle COND_EXPR.
11688 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
11690 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
11691 EH cleanup at the end of the pass, search for those that have been
11692 turned into forwarder blocks and do the cleanup on their successor.
11694 2008-05-18 Richard Guenther <rguenther@suse.de>
11696 * tree-cfg.c (verify_gimple_expr): Allow conversions from
11697 pointers to sizetype and vice versa.
11699 2008-05-18 Xinliang David Li <davidxl@google.com>
11701 * gcc/tree-ssa-dce.c: Coding style fix.
11702 (check_pow): Documentation comment.
11703 (check_log): Documenation comment. Coding style fix.
11704 (is_unnecessary_except_errno_call): Ditto.
11705 (gen_conditions_for_pow): Ditto.
11706 (gen_conditions_for_log): Ditto.
11707 (gen_shrink_wrap_conditions): Ditto.
11708 (shrink_wrap_one_built_in_calls): Ditto.
11709 * gcc/doc/invoke.texi: Better documentation string.
11710 * ChangeLog: Fix wrong change log entries from
11711 May 17 checkin on function call DCE.
11713 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
11715 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
11717 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
11719 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
11720 * df-problems.c (simulation routines): Fixed block comment to
11721 properly say how to add forwards scanning functions.
11723 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
11725 * tree-inline.c (setup_one_parameter): Remove dead code.
11727 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
11729 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
11730 a BIT_AND_EXPR only for an INTEGER_TYPE.
11732 2008-05-17 Xinliang David Li <davidxl@google.com>
11734 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
11735 (check_pow, check_log, is_unnecessary_except_errno_call): New
11736 functions to check for eliminating math functions that are pure
11737 except for setting errno.
11738 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
11739 general condition expressions for shrink-wrapping pow/log calls.
11740 (gen_shrink_wrap_conditions): Ditto.
11741 (shrink_wrap_one_built_in_call): Ditto.
11742 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
11743 (mark_operand_necessary): If debugging, output if OP is necessary.
11744 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
11746 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
11748 * gcc/common.opt: New user flag -ftree-builtin-dce.
11749 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
11751 2008-05-16 David S. Miller <davem@davemloft.net>
11753 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
11754 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
11756 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
11759 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
11761 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11763 * ifcvt.c (dead_or_predicable): Rename
11764 df_simulate_one_insn_backwards to df_simulate_one_insn.
11765 * recog.c (peephole2_optimize): Ditto.
11766 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
11768 * df.h: Rename df_simulate_one_insn_backwards to
11769 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
11770 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
11771 scanning of defs and uses.
11772 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
11773 (df_simulate_one_insn_forwards): Removed.
11775 2008-05-16 Doug Kwan <dougkwan@google.com>
11777 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
11779 (real_from_string): Handle NaNs and Inf as approriate.
11781 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
11783 * doc/gty.texi (Source Files Containing Type Information): Note
11784 that headers should appear first in the gtfiles list.
11786 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11788 * tree.def (COND_EXEC): Properly documented this code.
11790 2008-05-16 Diego Novillo <dnovillo@google.com>
11792 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
11793 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
11796 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11798 * tree-ssa-dse (max_stmt_uid): Removed.
11799 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
11800 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
11801 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
11802 * function.h (cfun.last_stmt_uid): New field.
11803 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
11804 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
11806 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
11807 (create_stmt_ann): Initialize the ann->uid field.
11808 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
11810 * tree-flow.h (renumber_gimple_stmt_uids): New function.
11812 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
11814 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
11815 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
11816 (init_empty_tree_cfg): Call it.
11818 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11820 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
11823 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11825 * doc/invoke.text (-fdump-tree-*-verbose): New option.
11826 * tree-dump.c (dump_options): New verbose option.
11827 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
11829 * tree-pass.h (TDF_VERBOSE): New dump flag.
11830 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
11831 (tree-flow.h): Added include.
11832 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
11834 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
11836 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
11838 From Jie Zhang <jie.zhang@analog.com>
11839 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11840 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
11841 mcpu=bf561-none and mcpu=bf561-0.2.
11842 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11843 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
11844 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11845 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
11846 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
11847 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
11848 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
11850 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
11851 (cputype_selected): Remove.
11852 (bfin_handle_option): Don't use cputype_selected.
11853 (override_options): When no mcpu option, enable all workarounds.
11854 Don't use bfin_workarounds.
11855 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
11857 (DEFAULT_CPU_TYPE): Don't define.
11859 2008-05-16 Richard Guenther <rguenther@suse.de>
11861 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
11862 on deletion of the last stmt.
11864 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
11866 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
11867 V8HImode for SSE2 and V16QImode for SSE4.1.
11869 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
11871 * cgraph.h (compute_inline_parameters): Made public.
11872 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
11873 variable_generate_summary, function_write_summary,
11874 variable_write_summary, variable_read_summary. Added generate_summary,
11875 write_summary, read_summary.
11876 * cgraphunit.c (cgraph_process_new_functions): Changed call from
11877 pass_ipa_inline.function_generate_summary, to
11878 compute_inline_parameters.
11879 * ipa-inline.c (compute_inline_parameters): Made public and added
11881 (compute_inline_parameters_for_current): New function.
11882 (pass_inline_param): Now calls compute_inline_parameters_for_current.
11883 (inline_generate_summary): Removed parameter and made to loop over
11885 (pass_ipa_inline): Updated for new IPA_PASS structure.
11886 * passes.c (execute_ipa_summary_passes): Now is called once per
11887 pass rather than once per node*pass.
11889 2008-05-15 Anatoly Sokolov <aesok@post.ru>
11891 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
11892 avr_have_mul_p, avr_asm_only_p): Remove variables.
11893 (avr_override_options): Remove initialization of removed variables.
11894 (avr_file_start): Convert removed variables to fields of
11895 'struct base_arch_s *avr_current_arch'.
11896 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
11897 (AVR_HAVE_MUL): (Ditto.).
11898 (AVR_HAVE_MOVW): (Ditto.).
11899 (AVR_HAVE_LPMX): (Ditto.).
11900 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
11901 avr_asm_only_p): Remove declaration.
11903 2008-05-15 Diego Novillo <dnovillo@google.com>
11905 * config/arm/arm.c (arm_return_in_memory): Fix return type.
11906 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
11908 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
11910 PR middle-end/36194
11911 * combine.c (check_conversion): Rename back to check_promoted_subreg.
11912 Don't call record_truncated_value from here.
11913 (record_truncated_value): Turn it into a for_each_rtx callback.
11914 (record_truncated_values): New function.
11915 (combine_instructions): Call note_uses with record_truncated_values.
11916 Change name of check_conversion to check_promoted_subreg.
11918 2008-05-15 Janis Johnson <janis187@us.ibm.com>
11920 * doc/sourcebuild.texi: Document support for torture tests.
11922 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
11924 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
11925 to alternative 4 of operand 2.
11927 2008-05-15 Richard Guenther <rguenther@suse.de>
11929 * tree-pass.h (current_pass): Declare.
11930 (get_pass_for_id): Likewise.
11931 * passes.c (passes_by_id, passes_by_id_size): New globals.
11932 (set_pass_for_id): New function.
11933 (get_pass_for_id): Likewise.
11934 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
11935 (execute_function_todo): Flush per function statistics.
11936 * toplev.c (compile_file): Init statistics.
11937 (general_init): Do early statistics initialization.
11938 (finalize): Finish statistics.
11939 * statistics.h (statistics_early_init): Declare.
11940 (statistics_init): Likewise.
11941 (statistics_fini): Likewise.
11942 (statistics_fini_pass): Likewise.
11943 (statistics_counter_event): Likewise.
11944 (statistics_histogram_event): Likewise.
11945 * statistics.c: New file.
11946 * Makefile.in (OBJS-common): Add statistics.o.
11947 (statistics.o): Add dependencies.
11948 * doc/invoke.texi (-fdump-statistics): Document.
11950 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
11951 (insert): Likewise.
11952 (execute_pre): Use statistics_counter_event.
11953 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
11954 (substitute_and_fold): Increment it. Use statistics_counter_event.
11956 2008-05-15 Diego Novillo <dnovillo@google.com>
11958 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
11960 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
11961 * tree-ssa-alias.c (new_type_alias): Remove references to
11962 sub-variables from comment.
11963 * tree-ssa-operands.c (swap_tree_operands): Likewise.
11965 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
11967 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
11968 attribute to 1 only for insertps alternative.
11970 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
11972 * config/bfin/bfin.md (loadbytes): New pattern.
11973 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
11974 (bfin_init_builtins): Initialize it.
11975 (bdesc_1arg): Add it.
11977 2008-05-15 Sa Liu <saliu@de.ibm.com>
11979 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
11980 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
11981 * testsuite/lib/target-supports.exp: Add
11982 check_effective_target_fortran_integer_16.
11984 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
11986 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
11987 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
11988 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
11989 (TARGET_RETURN_IN_MEMORY): Define.
11991 2008-05-15 Richard Guenther <rguenther@suse.de>
11993 PR middle-end/36244
11994 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
11995 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
11996 represent unmodifiable vars.
11998 2008-05-15 Richard Guenther <rguenther@suse.de>
12000 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
12001 INDIRECT_REF and TARGET_MEM_REF.
12002 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12005 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12006 H.J. Lu <hongjiu.lu@intel.com>
12008 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
12009 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
12010 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
12011 insn alternatives. Add missing alternatives.
12012 (*vec_concatv2di_rex64_sse4_1): Likewise.
12013 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
12014 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
12015 Require TARGET_SSE.
12017 2008-05-15 Richard Guenther <rguenther@suse.de>
12019 PR tree-optimization/36009
12020 PR tree-optimization/36204
12021 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
12022 (determine_invariantness_stmt): Record the loop a store is
12023 always executed in.
12024 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
12027 2008-05-15 Richard Guenther <rguenther@suse.de>
12029 PR tree-optimization/34330
12030 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
12031 through the pointer will alias the SMT.
12033 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
12035 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
12037 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
12039 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
12041 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12042 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12044 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
12045 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
12046 (vashl_optab): New optab for vector/vector shifts.
12047 (vashr_optab): Ditto.
12048 (vlshr_optab): Ditto.
12049 (vrotl_optab): Ditto.
12050 (vrotr_optab): Ditto.
12051 (optab_subtype): New enum for optab_for_tree_code call.
12052 (optab_for_tree_code): Add enum optab_subtype argument.
12054 * optabs.c (optab_for_tree_code): Take an additional argument to
12055 distinguish between a vector shift by a scalar and vector shift by
12056 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
12057 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
12058 vector shift by a vector.
12059 (expand_widen_pattern_expr): Pass additional argument to
12060 optab_for_tree_code.
12062 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
12063 vrotl_optab, vrotr_optab.
12065 * expr.c (expand_expr_real_1): Update calls to
12066 optab_for_tree_code to distinguish between vector shifted by a
12067 scalar and vector shifted by a vector.
12068 * tree-vectorizer.c (supportable_widening_operation): Ditto.
12069 (supportable_narrowing_operation): Ditto.
12070 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
12071 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
12072 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
12073 (vect_create_epilog_for_reduction): Ditto.
12074 (vectorizable_reduction): Ditto.
12075 (vectorizable_operation): Ditto.
12076 (vect_strided_store_supported): Ditto.
12077 (vect_strided_load_supported): Ditto.
12078 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12079 * expmed.c (expand_shift): Ditto.
12081 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
12083 (ashr@var{m}3): Ditto.
12084 (vashl@var{m}3): Document new vector/vector shift standard name.
12085 (vashr@var{m}3): Ditto.
12086 (vlshr@var{m}3): Ditto.
12087 (vrotl@var{m}3): Ditto.
12088 (vrotr@var{m}3): Ditto.
12090 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
12091 (PPERM_INVERT): Ditto.
12092 (PPERM_REVERSE): Ditto.
12093 (PPERM_REV_INV): Ditto.
12094 (PPERM_ZERO): Ditto.
12095 (PPERM_ONES): Ditto.
12096 (PPERM_SIGN): Ditto.
12097 (PPERM_INV_SIGN): Ditto.
12098 (PPERM_SRC1): Ditto.
12099 (PPERM_SRC2): Ditto.
12101 * config/i386/sse.md (mulv2di3): Add SSE5 support.
12102 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
12103 allows a memory operand to be the value being added, and split it
12104 to improve vectorization.
12105 (sse5_pmacsdqh_mem): Ditto.
12106 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
12107 (sse5_mulv2div2di3_high): Ditto.
12108 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
12109 (vec_pack_trunc_v4si): Ditto.
12110 (vec_pack_trunc_v2di): Ditto.
12111 (sse5_pcmov_<mode>): Remove code that tried to use use
12112 andps/andnps instead of pcmov.
12113 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
12114 pmacsdqh instructions.
12115 (vec_widen_smult_lo_v4si): Ditto.
12117 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
12118 (PPERM_INVERT): Ditto.
12119 (PPERM_REVERSE): Ditto.
12120 (PPERM_REV_INV): Ditto.
12121 (PPERM_ZERO): Ditto.
12122 (PPERM_ONES): Ditto.
12123 (PPERM_SIGN): Ditto.
12124 (PPERM_INV_SIGN): Ditto.
12125 (PPERM_SRC1): Ditto.
12126 (PPERM_SRC2): Ditto.
12127 (ix86_expand_sse_movcc): Move the SSE5 test after the if
12129 (ix86_expand_int_vcond): If SSE5 generate all possible integer
12131 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
12132 says ignore whether the last reference is a memory operand.
12134 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12135 Paolo Bonzini <bonzini at gnu dot org>
12137 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
12140 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
12141 (vlshr<mode>3): Rename from vlshr<mode>3.
12142 (vashr<mode>3): Rename from vashr<mode>3.
12143 (mulv4sf3): Change the names of vector shift patterns.
12147 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
12150 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
12175 * config/spu/spu.md (v): New iterator macro to add v for vector types.
12176 (floatunssidf2_internal): Change vector/vector shift names.
12177 (floatunsdidf2_internal): Ditto.
12184 (vashl<mode>3): Rename from ashl<mode>3.
12185 (vashr<mode>3): Rename from ashr<mode>3.
12186 (vlshr<mode>3): Rename from lshr<mode>3.
12187 (vrotl<mode>3): Rename from rotl<mode>3.
12189 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12192 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
12193 multiply gives the wrong value when doing widening multiplies.
12194 (vec_widen_smult_lo_v4si): Ditto.
12196 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12198 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
12199 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
12200 emit_library_call_value.
12201 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
12202 * tree.h (ECF_LIBCALL_BLOCK): Removed.
12203 * calls.c (initialize_argument_information, precompute_arguments,
12204 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
12205 (precompute_arguments): Removed flags parameter.
12206 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
12208 2008-05-14 Richard Guenther <rguenther@suse.de>
12210 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
12211 Make sure to register the store if the use is a PHI_NODE.
12213 2008-05-14 Olivier Hainque <hainque@adacore.com>
12215 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
12216 memory if the component is to be referenced in BLKmode according
12217 to get_inner_reference.
12219 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
12221 * calls.c (emit_library_call_value_1): Restore code clearing
12222 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
12224 2008-05-14 Olivier Hainque <hainque@adacore.com>
12225 Nicolas Roche <roche@adacore.com>
12227 * configure.ac: Add support for a "gcc_subdir" variable in
12228 config-lang.in, to denote a subdirectory where the language/GCC
12229 integration files are to be found.
12230 * configure: Regenerate.
12232 2008-05-14 Ira Rosen <irar@il.ibm.com>
12234 PR tree-optimization/36098
12235 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
12236 value for the first load in the group in case of a gap.
12237 (vect_build_slp_tree): Check that there are no gaps in loads.
12239 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12241 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
12242 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
12243 expand_copysign_bit, ): Change call to emit_no_conflict_block to
12244 emit_insn and remove unneeded code to construct extra args.
12245 (emit_no_conflict_block): Removed.
12246 * optabls.h: (emit_no_conflict_block): Removed.
12247 * cse.c (cse_extended_basic_block): Remove search for
12248 REG_NO_CONFLICT note.
12249 * global.c: Removed incorrect comment added in revision 117.
12250 * expr.c (convert_move): Change call to emit_no_conflict_block to
12252 * recog.c: Change comments so that they do not mention
12254 * local_alloc.c (combine_regs): Removed last parameter.
12255 (no_conflict_p): Removed.
12256 (block_alloc): Removed note, no_conflict_combined_regno and set
12257 local vars. Removed all code to process REG_NO_CONFLICT blocks.
12258 (combine_regs): Removed already_dead and code to look for
12259 REG_NO_CONFLICT notes.
12260 * lower_subreg (remove_retval_note): Removed code to look for
12261 REG_NO_CONFLICT block.
12262 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
12263 (resolve_clobber): Remove code to process libcalls that have
12264 REG_NO_CONFLICT notes.
12265 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
12267 * combine.c (can_combine_p, distribute_notes): Removed
12268 REG_NO_CONFLICT case.
12269 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
12271 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
12272 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
12274 * reg-notes.def (NO_CONFLICT): Removed.
12276 2008-05-14 David S. Miller <davem@davemloft.net>
12278 * config/sparc/sparc.c (sparc_profile_hook): If
12279 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
12280 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
12281 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12283 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
12285 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
12287 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
12290 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
12291 and op1 expansion before vector concat to have less live pseudos.
12293 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
12295 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
12296 ix86_expand_vector_set if supported.
12298 2008-05-13 Diego Novillo <dnovillo@google.com>
12299 Kenneth Zadeck <zadeck@naturalbridge.com>
12301 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
12303 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
12304 phinodes_print_statistics, init_ssanames, fini_ssanames,
12305 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
12306 release_ssa_name, release_defs, replace_ssa_name_symbol,
12307 ssanames_print_statistics): Move ...
12308 * tree-flow.h: ... here.
12309 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
12310 Use FN instead of cfun.
12311 (make_ssa_name_fn): Rename from make_ssa_name.
12312 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
12313 * tree-flow-inline.h (make_ssa_name): Move from
12314 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
12315 * omp-low.c (expand_omp_parallel):
12316 * tree-flow-inline.h (redirect_edge_var_map_result):
12317 * tree-ssa.c (init_tree_ssa): Add argument FN.
12318 Use it instead of cfun. Update all users.
12320 2008-05-13 Tom Tromey <tromey@redhat.com>
12322 PR preprocessor/22168:
12323 * doc/cpp.texi (Top): Update menu.
12324 (Alternatives to Wrapper #ifndef): New node.
12325 (Other Directives): Document deprecation.
12326 (Obsolete Features): Remove menu.
12327 (Assertions): Merge node into Obsolete Features.
12328 (Obsolete once-only headers): Move earlier; rename to Alternatives
12329 to Wrapper #ifndef.
12330 * doc/cppopts.texi: Update.
12331 * c.opt (Wdeprecated): Enable for C and ObjC.
12332 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
12333 (C++ Dialect Options): Move -Wno-deprecated from here to...
12334 (Warning Options): ... here.
12336 2008-05-13 Richard Guenther <rguenther@suse.de>
12338 PR middle-end/36227
12339 * fold-const.c (fold_sign_changed_comparison): Do not allow
12340 changes in pointer-ness.
12342 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12345 * config/sh/sh.c (sh_expand_prologue): Don't clear
12346 RTX_FRAME_RELATED_P for push insns.
12348 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
12350 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
12352 2008-05-12 Anatoly Sokolov <aesok@post.ru>
12354 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
12355 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
12356 Use 'machine->is_leaf' instead of 'leaf_func_p'.
12358 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
12360 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
12361 (*vec_concatv4sf_sse): This.
12362 (*sse2_concatv2si): Renamed to ...
12363 (*vec_concatv2si_sse2): This.
12364 (*sse1_concatv2si): Renamed to ...
12365 (*vec_concatv2si_sse): This.
12366 (*vec_concatv2di_rex): Renamed to ...
12367 (*vec_concatv2di_rex64): This.
12368 (*vec_concatv2si_sse4_1): New.
12369 (*vec_concatv2di_rex64_sse4_1): Likewise.
12371 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
12373 PR rtl-optimization/36111
12374 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
12375 that was created for swappable operands.
12377 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
12380 * Makefile.in: Substitute GNATMAKE and GNATBIND.
12381 * configure.ac: Add call to ACX_PROG_GNAT.
12383 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
12385 * optc-gen.awk: Fix comment typo.
12387 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12389 * pretty-print.c (pp_integer_with_precision): Use
12390 HOST_LONG_LONG_FORMAT.
12392 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
12394 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
12396 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
12398 * config/i386/i386.c (bdesc_ptest): Removed.
12399 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
12400 (bdesc_args): Add __builtin_ia32_ptestz128,
12401 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
12402 (ix86_init_mmx_sse_builtins): Updated.
12403 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
12404 (ix86_expand_builtin): Updated.
12406 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
12408 * tree-cfg.c (valid_fixed_convert_types_p): New function.
12409 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
12411 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
12413 * value-prof.c (interesting_stringop_to_profile): Do not
12414 return early for BUILT_IN_MEMPCPY.
12416 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
12418 * calls.c (expand_call): Don't use callgraph to increase
12419 preferred_stack_boundary.
12421 * cgraph.h (cgraph_rtl_info): Use unsigned on
12422 preferred_incoming_stack_boundary.
12424 * final.c (rest_of_clean_state): Use unsigned on
12425 preferred_stack_boundary.
12427 2008-05-09 Tom Tromey <tromey@redhat.com>
12429 PR preprocessor/22231:
12430 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
12433 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
12435 PR tree-optimization/36129
12436 * tree-ssa-ccp.c: Include value-prof.h.
12437 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
12438 built-in function was folded to a constant.
12439 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
12441 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
12442 Sebastian Pop <sebastian.pop@amd.com>
12444 * tree-scalar-evolution.c: Document instantiate_scev.
12445 (instantiate_parameters_1): Renamed instantiate_scev_1.
12446 Don't use the same loop for instantiation_loop and evolution_loop.
12447 (instantiate_scev): New.
12448 (instantiate_parameters): Moved...
12449 (resolve_mixers): Update call to instantiate_scev_1 to pass the
12450 same loop twice. Maintains the semantics for this function.
12451 * tree-scalar-evolution.h (instantiate_scev): Declare.
12452 (instantiate_parameters): ...here. Now static inline.
12453 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
12454 instead of resolve_mixers.
12456 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12458 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
12460 2008-05-09 Tomas Bily <tbily@suse.cz>
12462 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
12463 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
12464 * tree-ssa-structalias.c (get_constraint_for): Likewise.
12465 * c-common.c (c_common_truthvalue_conversion): Likewise.
12466 * tree-object-size.c (compute_object_offset): Likewise.
12467 * tree-inline.c (estimate_num_insns_1): Likewise.
12468 * varasm.c (const_hash_1, compare_constant, copy_constant)
12469 (compute_reloc_for_constant, output_addressed_constants)
12470 (initializer_constant_valid_p): Likewise.
12471 * c-omp.c (check_omp_for_incr_expr): Likewise.
12472 * gimplify.c (gimplify_expr): Likewise.
12473 * c-typeck.c (c_finish_return): Likewise.
12474 * tree-vectorizer.c (supportable_widening_operation)
12475 (supportable_narrowing_operation): Likewise.
12476 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
12477 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
12478 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
12479 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
12480 (descr_info_loc): Likewise.
12481 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
12482 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
12483 (fold_unary): Likewise.
12484 * builtins.c (get_pointer_alignment): Likewise.
12485 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
12486 (instantiate_parameters_1): Likewise.
12487 * tree.c (expr_align, stabilize_reference): Likewise.
12488 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
12489 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
12490 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
12491 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
12492 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
12493 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
12495 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
12496 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
12497 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
12498 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
12499 (forward_propagate_comparison)
12500 (tree_ssa_forward_propagate_single_use_vars): Likewise.
12501 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
12502 * emit-rtl.c (component_ref_for_mem_expr)
12503 (set_mem_attributes_minus_bitpos): Likewise.
12504 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
12505 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
12507 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
12508 (build_function_call, pointer_diff, build_compound_expr)
12509 (c_finish_return): Likewise.
12510 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
12511 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
12513 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
12514 * expr.c (is_aligning_offset): Likewise.
12515 * tree-ssa-alias.c (is_escape_site): Likewise.
12516 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
12517 (check_all_va_list_escapes): Likewise.
12518 * tree-ssa-loop-ivopts.c (determine_base_object)
12519 (determine_common_wider_type): Likewise.
12520 * dojump.c (do_jump): Likewise.
12521 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
12522 * tree-gimple.c (is_gimple_cast): Likewise.
12523 * fold-const.c (decode_field_reference, )
12524 (fold_sign_changed_comparison, fold_unary, fold_comparison)
12525 (fold_binary): Likewise.
12526 * tree-ssa-alias-warnings.c (find_alias_site_helper)
12527 (already_warned_in_frontend_p): Likewise.
12528 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
12529 * tree.c (really_constant_p, get_unwidened): Likewise.
12530 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
12531 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
12532 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
12534 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
12536 (CONVERT_EXPR_P): Define.
12537 (CASE_CONVERT): Define.
12539 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
12541 PR middle-end/36117
12542 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
12543 (delete_unmarked_insns): When deleting a call, call
12544 delete_unreachable_blocks.
12545 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
12546 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
12548 2008-05-08 Richard Guenther <rguenther@suse.de>
12550 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
12551 (-ftree-salias): Likewise.
12552 (salias-max-implicit-fields): Remove param documentation.
12553 (salias-max-array-elements): Likewise.
12554 * tree-pass.h (pass_create_structure_vars): Remove.
12555 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
12556 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
12557 * tree-ssa-alias.c (create_structure_vars): Remove.
12558 (gate_structure_vars): Likewise.
12559 (pass_create_structure_vars): Likewise.
12560 (gate_build_alias): Likewise.
12561 (pass_build_alias): Adjust to run always and dump the function.
12562 * common.opt (ftree-salias): Hide.
12563 * passes.c (init_optimization_passes): Remove
12564 pass_create_structure_vars, adjust comment.
12565 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
12566 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
12567 * opts.c (decode_options): Do not set flag_tree_salias.
12568 (common_handle_option): Add OPT_ftree_salias to the backward
12569 compatibility section.
12571 2008-05-08 Richard Guenther <rguenther@suse.de>
12573 * tree-flow-inline.h (var_can_have_subvars): Move ...
12574 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
12575 * tree-flow.h (var_can_have_subvars): Remove.
12576 (push_fields_onto_fieldstack): Remove.
12577 (sort_fieldstack): Likewise.
12578 (struct fieldoff): Move ...
12579 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
12580 alias_set and base_for_components fields.
12581 (sort_fieldstack): Make static.
12582 (push_fields_onto_fieldstack): Likewise. Remove code that
12583 handles anything but RECORD_TYPEs. Remove alias_set and
12584 base_for_components handling.
12585 (create_variable_info_for): Adjust.
12587 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
12589 * common.opt (Wframe-larger-than=): Shorten the help message
12591 * doc/invoke.texi (Wframe-larger-than=): Add more description.
12593 2008-05-08 Rafael Espindola <espindola@google.com>
12595 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
12597 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
12598 trap and that both operands are gimple values.
12599 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
12600 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
12603 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
12605 * read-rtl.c (join_c_conditions): Return the first string if the
12606 two strings are equal.
12608 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
12610 * gensupport.h (pred_data): Add a "num_codes" field.
12611 (add_predicate_code): Declare.
12612 * gensupport.c (add_predicate_code): New function.
12613 (std_pred_table): Add an "allows_const_p" field.
12614 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
12615 Remove the (incomplete) list of such codes from the codes field.
12616 (init_predicate_table): Use add_predicate_code. Add all
12617 RTX_CONST_OBJs if allows_const_p is true.
12618 * genrecog.c (process_define_predicate): Use add_predicate_code.
12620 2008-05-08 David Daney <ddaney@avtrex.com>
12621 Richard Sandiford <rsandifo@nildram.co.uk>
12623 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
12624 special case of constant zero operands.
12625 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
12626 old and new values. Special case constant zero values.
12627 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
12629 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
12630 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
12632 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
12635 * simplify-rtx.c (simplify_plus_minus): Create CONST of
12636 similar RTX_CONST_OBJ before CONST_INT.
12638 2008-05-08 Steve Ellcey <sje@cup.hp.com>
12640 * stmt.c (expand_stack_restore): Change sa mode if needed.
12642 2008-05-08 Richard Guenther <rguenther@suse.de>
12644 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
12645 return type to bool.
12646 (ix86_sol10_return_in_memory): Likewise.
12647 (ix86_i386elf_return_in_memory): Likewise.
12648 (ix86_i386interix_return_in_memory): Likewise.
12649 * config/i386/i386.c (ix86_return_in_memory): Likewise.
12650 (ix86_sol10_return_in_memory): Likewise.
12651 (ix86_i386elf_return_in_memory): Likewise.
12652 (ix86_i386interix_return_in_memory): Likewise.
12654 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
12657 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
12659 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
12660 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
12663 2008-05-08 Richard Guenther <rguenther@suse.de>
12665 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
12666 * tree-data-ref.h (struct dr_alias): Remove subvars field.
12667 (DR_SUBVARS): Remove.
12668 * tree-dfa.c (dump_subvars_for): Remove.
12669 (debug_subvars_for): Likewise.
12670 (dump_variable): Do not dump subvars.
12671 (remove_referenced_var): Do not remove subvars.
12672 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
12673 (lookup_subvars_for_var): Remove.
12674 (get_subvars_for_var): Likewise.
12675 (get_subvars_at): Likewise.
12676 (get_first_overlapping_subvar): Likewise.
12677 (overlap_subvar): Likewise.
12678 * tree-flow.h (subvar_t): Remove.
12679 (struct var_ann_d): Remove subvars field.
12680 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
12681 argument. Remove special handling of SFTs.
12682 (compute_tag_properties): Likewise.
12683 (set_initial_properties): Likewise.
12684 (compute_call_clobbered): Likewise.
12685 (count_mem_refs): Likewise.
12686 (compute_memory_partitions): Likewise.
12687 (compute_flow_insensitive_aliasing): Likewise.
12688 (setup_pointers_and_addressables): Likewise.
12689 (new_type_alias): Likewise.
12690 (struct used_part): Remove.
12691 (used_portions): Likewise.
12692 (struct used_part_map): Likewise.
12693 (used_part_map_eq): Likewise.
12694 (used_part_map_hash): Likewise.
12695 (free_used_part_map): Likewise.
12696 (up_lookup): Likewise.
12697 (up_insert): Likewise.
12698 (get_or_create_used_part_for): Likewise.
12699 (create_sft): Likewise.
12700 (create_overlap_variables_for): Likewise.
12701 (find_used_portions): Likewise.
12702 (create_structure_vars): Likewise.
12703 * tree.def (STRUCT_FIELD_TAG): Remove.
12704 * tree.h (MTAG_P): Adjust.
12705 (struct tree_memory_tag): Remove base_for_components and
12706 unpartitionable flags.
12707 (struct tree_struct_field_tag): Remove.
12708 (SFT_PARENT_VAR): Likewise.
12709 (SFT_OFFSET): Likewise.
12710 (SFT_SIZE): Likewise.
12711 (SFT_NONADDRESSABLE_P): Likewise.
12712 (SFT_ALIAS_SET): Likewise.
12713 (SFT_UNPARTITIONABLE_P): Likewise.
12714 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
12715 (union tree_node): Remove sft field.
12716 * alias.c (get_alias_set): Remove special handling of SFTs.
12717 * print-tree.c (print_node): Remove handling of SFTs.
12718 * tree-dump.c (dequeue_and_dump): Likewise.
12719 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
12720 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
12721 * tree-predcom.c (set_alias_info): Do not set subvars.
12722 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
12723 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
12724 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
12725 (add_vars_for_offset): Remove.
12726 (add_virtual_operand): Remove special handling of SFTs.
12727 (add_call_clobber_ops): Likewise.
12728 (add_call_read_ops): Likewise.
12729 (get_asm_expr_operands): Likewise.
12730 (get_modify_stmt_operands): Likewise.
12731 (get_expr_operands): Likewise.
12732 (add_to_addressable_set): Likewise.
12733 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
12734 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
12735 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
12736 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
12737 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
12738 (tree_node_structure): Likewise.
12739 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
12741 (find_what_p_points_to): Likewise.
12743 2008-05-08 Sa Liu <saliu@de.ibm.com>
12745 * config/spu/spu.md: Fixed subti3 pattern.
12747 2008-05-08 Richard Guenther <rguenther@suse.de>
12749 PR middle-end/36154
12750 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
12751 sure to create a representative for trailing arrays for PTA.
12753 2008-05-08 Richard Guenther <rguenther@suse.de>
12755 PR middle-end/36172
12756 * fold-const.c (operand_equal_p): Two objects which types
12757 differ in pointerness are not equal.
12759 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
12761 * calls.c (compute_argument_block_size): Add argument tree fndecl.
12762 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
12763 (emit_library_call_value_1): Add new variable fndecl initialized by
12764 NULL_TREE. It should be the decl type of orgfun, but this information
12765 seems not to be available here, so it uses the default calling abi.
12766 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
12767 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
12768 by TARGET_RETURN_IN_MEMORY.
12769 * config/i386/i386-interix.h: Likewise.
12770 * config/i386/i386.h: Likewise.
12771 * config/i386/i386elf.h: Likewise.
12772 * config/i386/ptx4-i.h: Likewise.
12773 * config/i386/sol2-10.h: Likewise.
12774 * config/i386/sysv4.h: Likewise.
12775 * config/i386/vx-common.h: Likewise.
12776 * config/cris/cris.h: Removed #if 0 clause.
12777 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
12778 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
12780 (ix86_sol10_return_in_memory): Likewise.
12781 (ix86_i386elf_return_in_memory): New.
12782 (ix86_i386interix_return_in_memory): New.
12783 * config/mt/mt-protos.h (mt_return_in_memory): New.
12784 * config/mt/mt.c: Likewise.
12785 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
12786 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
12787 * config/bfin/bfin.h: Likewise.
12788 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
12790 * config/bfin/bfin.c: Likewise.
12791 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
12792 * config/alpha/unicosmk.h: Likewise.
12793 * config/i386/cygming.h: Likewise.
12794 * config/iq2000/iq2000.h: Likewise.
12795 * config/mips/mips.h: Likewise.
12796 * config/mn10300/mn10300.h: Likewise.
12797 * config/rs6000/rs6000.h: Likewise.
12798 * config/score/score.h: Likewise.
12799 * config/spu/spu.h: Likewise.
12800 * config/v850/v850.h: Likewise.
12801 * defaults.h: Likewise.
12802 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
12803 * expr.c (emit_block_move): Adjust use of
12804 OUTGOING_REG_PARM_STACK_SPACE.
12805 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
12806 OUTGOING_REG_PARM_STACK_SPACE.
12807 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
12809 2008-05-08 Jakub Jelinek <jakub@redhat.com>
12811 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
12812 on OMP_RETURN for OMP_FOR.
12815 * dwarf2out.c (dw_expand_expr, common_check): Removed.
12816 (fortran_common): New function.
12817 (gen_variable_die): Call fortran_common instead of common_check,
12818 adjust for it returning tree instead of rtx. Formatting.
12820 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
12824 * see.c (see_copy_insn): Copy new pure const attributes for new call.
12825 * c-decl.c (merge_decls): Ditto.
12826 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
12827 to RTL_CONST_OR_PURE_CALL_P.
12828 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
12829 Initialized DECL_LOOPING_CONST_PURE.
12830 (process_call_operands): Set tree_side_effects properly.
12831 * tree.h (TREE_READONLY_DECL_P): Removed.
12832 (DECL_IS_PURE): Renamed to DECL_PURE_P.
12833 (DECL_LOOPING_OR_CONST_P): New macro.
12834 (struct tree_function_decl): Added looping_const_or_pure_p.
12835 (ECF_*) Renumbered.
12836 (ECF_LOOPING_OR_CONST_P): New macro.
12837 * rtlanal.c (pure_const_p): Removed.
12838 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
12839 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
12840 to RTL_CONST_CALL_P.
12841 * ipa-pure-const.c (pure_const_state_e): Added looping field.
12842 (check_decl, check_tree, check_call, scan_function): Initialize
12844 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
12845 (static_execute): Set looping true for recursive functions.
12846 Undo setting state to IPA_NEITHER for recursive functions.
12847 * cse.c (cse_insn):
12848 * ifcvt.c (noce_can_store_speculate_p): Changed
12849 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
12850 RTL_CONST_OR_PURE_CALL_P.
12851 * dse.c (scan_insn): Ditto.
12852 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
12853 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
12854 RTL_CONST_OR_PURE_CALL_P.
12855 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
12856 pure_call_p to RTL_CONST_CALL_P.
12857 * gimplify.c (gimplify_call_expr): Clear side effects for
12858 non-looping pure and constant calls.
12859 * calls.c (emit_call_1): Set rtl flags from ecf flags.
12860 (flags_from_decl_or_type): Set ecf flags from decl flags.
12861 (initialize_argument_information): Turn off
12862 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
12863 Change const to pure if callee_copies is true rather than just
12865 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
12866 way of marking pure calls.
12867 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
12868 Remove hack that was supposed to fix pr7335 and remove old
12869 way of marking pure calls.
12870 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
12871 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
12872 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
12873 RTL_CONST_OR_PURE_CALL_P.
12874 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
12875 * loop-invariant.c (find_exits, find_invariant_bb): Changed
12876 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
12877 * sched-deps.c (schedule_analyze): Ditto.
12878 * rtl.h (struct rtx_def): Use call field, unchanging field, and
12879 return_val field of calls to represent pure and const function info.
12880 (CONST_OR_PURE_CALL_P): Deleted macro.
12881 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
12882 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
12883 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
12885 * tree-optimize.c (execute_fixup_cfg): Added test for
12886 ECF_LOOPING_CONST_OR_PURE.
12887 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
12889 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
12890 effects for looping pure or const calls.
12891 (verify_gimple_expr): Added verification code.
12892 * config/alpha/alpha.c (alpha_legitimize_address,
12893 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
12895 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
12896 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
12897 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
12898 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
12899 RTL_CONST_OR_PURE_CALL_P.
12900 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
12901 and const calls to be deleted.
12903 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
12906 * config/i386/mmx.md (mmx_subv2sf3): New expander.
12907 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
12908 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
12909 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
12910 to handle nonimmediate operands.
12911 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
12912 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
12913 to handle nonimmediate operands.
12914 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
12915 (mmx_pmulhrwv4hi3): New expander. Use
12916 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12917 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
12918 (sse2_umulv1siv1di3): New expander. Use
12919 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12920 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
12921 (mmx_eq<mode>3): New expander. Use
12922 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12923 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
12924 (mmx_uavgv8qi3): New expander. Use
12925 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12926 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
12927 (mmx_uavgv4hi3): New expander. Use
12928 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12930 * config/i386/sse.md
12931 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
12932 to handle nonimmediate operands.
12933 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
12934 to handle nonimmediate operands.
12935 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
12936 to handle nonimmediate operands.
12937 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
12938 to handle nonimmediate operands.
12939 (sse2_unpckhpd_exp): New expander. Use
12940 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12941 (sse2_unpcklpd_exp): New expander. Use
12942 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12943 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
12944 to handle nonimmediate operands.
12945 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
12946 to handle nonimmediate operands.
12947 (*sse2_<plusminus_insn><mode>3): Rename from
12948 sse2_<plusminus_insn><mode>3 insn pattern.
12949 (sse2_<plusminus_insn><mode>3): New expander. Use
12950 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12951 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
12952 (sse2_umulv2siv2di3): New expander. Use
12953 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12954 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
12955 (sse4_1_mulv2siv2di3): New expander. Use
12956 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12957 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
12958 (sse2_pmaddwd): New expander. Use
12959 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12960 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
12961 (sse2_eq<mode>3): New expander. Use
12962 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12963 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
12964 (sse4_1_eqv2di3): New expander. Use
12965 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12966 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
12967 (sse2_uavgv16qi3): New expander. Use
12968 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12969 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
12970 (sse2_uavgv16qi3): New expander. Use
12971 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12972 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
12973 (sse2_uavgv8hi3): New expander. Use
12974 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12975 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
12976 (ssse3_pmulhrswv8hi3): New expander. Use
12977 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12978 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
12979 (ssse3_pmulhrswv4hi3): New expander. Use
12980 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12982 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
12983 (<sse>_vmmul<mode>3): Ditto.
12984 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
12986 (ssse3_pmaddubsw128): Use register_operand for operand 1.
12987 (ssse3_pmaddubsw): Ditto.
12989 * config/i386/i386.c (struct_builtin_description)
12990 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
12991 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
12992 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
12993 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
12994 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
12995 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
12996 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
12997 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
12998 (ix86_fixup_binary_operands): Assert that src1
12999 and src2 must have the same mode when swapped.
13000 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
13001 and ix86_binary_operator_ok. Do not force operands in registers
13004 2008-05-07 Jan Hubicka <jh@suse.cz>
13006 * cgraph.c (dump_cgraph_node): Update.
13007 * cgraph.h (cgraph_local_info): Break out inline summary.
13008 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
13010 * ipa-inline (inline_summary): New accestor function.
13011 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
13012 cgraph_decide_inlining, compute_inline_parameters): Update.
13013 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
13015 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13017 Cleanup ColdFire scheduling support and add V4 pipeline model.
13019 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
13020 (define_attr cpu): Add cfv4 value.
13021 (define_attr type, define_attr type1): Merge into a single 'type'
13022 attribute. Update all uses.
13023 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
13024 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
13026 (define_attr opx_mem, define_attr opy_mem): Remove.
13027 (define_attr op_mem): Clean up, update comment.
13028 (define_attr size): Use specific values instead of general int.
13029 (define_attr guess, define_attr split): Remove. Update all uses.
13030 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
13031 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
13032 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
13033 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
13034 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
13035 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
13036 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
13037 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
13038 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
13039 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
13040 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
13041 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
13042 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
13043 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
13044 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
13045 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
13046 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
13047 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
13048 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
13049 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
13050 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
13051 Update or set attributes.
13052 (stack_tie): New fake instruction.
13054 * config/m68k/m68k.h (TUNE_CFV4): New macro.
13055 (m68k_sched_attr_size): Update declaration.
13056 (m68k_sched_attr_type2): Remove.
13057 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
13058 Declare new bypass predicates.
13060 * config/m68k/m68k.c (m68k_sched_issue_rate,
13061 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
13063 (TARGET_SCHED_ISSUE_RATE,
13064 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
13065 (override_options): Handle scheduling for ColdFire V4 core.
13066 (m68k_expand_prologue): Emit stack_tie.
13067 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
13068 'OP_TYPE_FPN'. Update all uses.
13069 (sched_guess_p): Remove.
13070 (sched_address_type): Handle symbolic addresses.
13071 (sched_get_operand): New static function.
13072 (sched_operand_type): Merge into sched_attr_op_type.
13073 (sched_attr_op_type): Handle FP registers, handle quick constants,
13075 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
13076 (m68k_sched_attr_size): Update. Move logic to ...
13077 (sched_get_attr_size_int): New static function.
13078 (sched_get_opxy_mem_type): New static function.
13079 (m68k_sched_attr_op_mem): Update.
13080 (m68k_sched_attr_type2): Remove.
13081 (sched_cfv4_bypass_data): New static variable.
13082 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
13083 (m68k_sched_issue_rate): Implement scheduler hook.
13084 (struct _sched_ib: enabled_p): New field.
13085 (m68k_sched_variable_issue): Update. Handle V4.
13086 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
13087 sched_dump_class_func_t, sched_dump_split_class,
13088 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
13089 sched_dump_dfa_class, m68k_sched_dump): Remove.
13090 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
13092 (m68k_sched_init_global): Remove statisctics dumping, introduce
13093 sanity check that all instructions have pipeline reservations. Handle
13095 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13096 Handle ColdFire V4 core.
13097 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
13098 New static functions.
13099 (m68k_sched_address_bypass_p): New bypass predicate.
13100 (sched_get_indexed_address_scale): New static function.
13101 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
13103 * cf.md: Update comments.
13104 (define_attr type2): Remove. Use 'type' attribute instead.
13106 (cf_ib): Rename to cfv123_ib. Update all uses.
13107 (cf_oep): Rename to cfv123_oep. Update all uses.
13108 (cf_chr): Rename to cfv123_chr. Update all uses.
13109 (cf_mem): Rename to cfv123_mem. Update all uses.
13110 (cf_mac): Move to more appropriate place.
13111 (cfv123_guess): New automaton and cpu_unit.
13112 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
13113 Update uses of 'size' attribute. Handle before reload scheduling.
13114 (cfv123_guess): New dummy reservation for unhandled instructions.
13115 (cfv4_*): Pipeline description of ColdFire V4 core.
13116 (ignore): New reservation to handle 'ignore' type.
13118 2008-05-07 Ian Lance Taylor <iant@google.com>
13120 PR middle-end/36013
13121 * gimplify.c (find_single_pointer_decl_1): Don't look through
13123 (find_single_pointer_decl): Adjust comments.
13125 2008-05-07 Jakub Jelinek <jakub@redhat.com>
13127 PR middle-end/36137
13128 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
13129 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
13131 PR middle-end/36106
13132 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
13133 integral type rather than floating point, then VIEW_CONVERT_EXPR
13134 to the floating point type.
13136 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13138 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
13139 TFmode op0 to register.
13141 2008-05-07 Alan Modra <amodra@bigpond.net.au>
13143 * c-decl.c (grokdeclarator): Comment typo.
13145 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
13147 * tree-flow.h: Remove prototype for computed_goto_p.
13148 * tree-cfg.c (computed_goto_p): Make static.
13150 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
13153 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
13154 (contains_aligned_value_p): This. Handle _Decimal128.
13155 (ix86_function_arg_boundary): Only align _Decimal128 to its
13156 natural boundary and handle it properly.
13158 2008-05-06 Martin Jambor <mjambor@suse.cz>
13160 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
13161 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
13162 (ipcp_method_set_orig_node): Removed.
13163 (ipcp_cval_get_cvalue_type): Removed.
13164 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
13165 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
13166 (ipcp_cval_set_cvalue_type): Removed.
13167 (ipcp_cval_get_cvalue): Removed.
13168 (ipcp_cval_set_cvalue): Removed.
13169 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
13170 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
13171 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
13172 (ipcp_cval_meet): Renamed to ipa_lattice_meet
13173 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
13174 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
13175 (ipcp_get_ith_lattice): Changed parameters.
13176 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
13177 (ipcp_lattice_from_jfunc): Changed parameters.
13178 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
13179 (ipcp_method_cval_print): Added temporary variable info.
13180 (ipcp_redirect): Removed already unused local variable caller.
13181 (ipcp_redirect): New temporary variable orig_callee_info
13182 (ipcp_redirect): Removed newly unused local variable callee.
13183 (ipcp_redirect): Removed (a bit confusing) local variable type.
13184 (ipcp_insert_stage): Added local variable info.
13185 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
13187 (ipcp_formal_create): Removed.
13188 (ipcp_method_cval_set): Removed.
13189 (ipcp_propagate_stage): Renamed lattice variables.
13190 (ipcp_method_cval_set_cvalue_type): Removed.
13191 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
13192 (ipcp_print_all_lattices): Changed printed strings to refer to
13193 lattices rather than cvals.
13194 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
13195 (ipcp_propagate_const): Changed formal parameters.
13196 (build_const_val): Changed formal parameters.
13197 (ipcp_insert_stage): Removed useless variable cvalue
13198 (build_const_val): Changed formal parameters.
13199 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
13200 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
13201 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
13202 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
13203 (ipcp_print_func_profile_counts): Changed string from "method" to
13205 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
13206 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
13207 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
13208 (ipcp_structures_print): Renamed to ipcp_print_all_structures
13209 (ipcp_profile_print): Renamed to ipcp_print_profile_data
13210 (ipcp_lat_is_const): Changed parameters and made inline.
13211 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
13212 (ipcp_redirect): Renamed to ipcp_need_redirect_p
13213 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
13214 the predicate condition directly
13215 (ipcp_propagate_stage): Added local variable args. Removed local
13216 variable callee. (Both are mere code simplifications.)
13217 (ipcp_method_dont_insert_const): Renamed to
13218 ipcp_node_not_modifiable_p.
13219 (ipcp_node_not_modifiable_p): Made inline.
13220 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
13221 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
13222 (ipcp_print_all_lattices): Removed variable cvalue
13223 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
13226 2008-05-06 Olivier Hainque <hainque@adacore.com>
13228 * tree-sra.c (try_instantiate_multiple_fields): Early return
13229 if field has POINTER_TYPE.
13231 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
13233 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
13234 by using 'q' specifier for instruction.
13235 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
13237 2008-05-06 Anatoly Sokolov <aesok@post.ru>
13239 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
13240 Change mode of zero_extract from QImode to HImode.
13241 (sign bit tests peepholes): (Ditto.).
13243 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
13245 * config/i386/mmx.md: Remove double backslashes from asm templates.
13246 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
13247 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13248 to handle nonimmediate operands.
13249 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
13250 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13251 to handle nonimmediate operands.
13252 (*mmx_<code>v2sf3_finite): New insn pattern.
13253 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
13254 (mmx_<code>v2sf3): New expander. Use
13255 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13256 (mmx_<plusminus_insn><mode>3): New expander. Use
13257 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13258 (*mmx_<plusminus_insn><mode>3): New insn pattern.
13259 (mmx_add<mode>3): Removed.
13260 (mmx_ssadd<mode>3): Ditto.
13261 (mmx_usadd<mode>3): Ditto.
13262 (mmx_sub<mode>3): Ditto.
13263 (mmx_sssub<mode>3): Ditto.
13264 (mmx_ussub<mode>3): Ditto.
13265 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
13266 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
13267 to handle nonimmediate operands.
13268 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
13270 (mmx_smulv4hi3_highpart): New expander. Use
13271 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13272 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
13274 (mmx_umulv4hi3_highpart): New expander. Use
13275 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13276 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
13277 (mmx_<code>v4hi3): New expander. Use
13278 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13279 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
13280 (mmx_<code>v8qi3): New expander. Use
13281 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13282 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
13283 (mmx_<code><mode>3): New expander. Use
13284 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13286 2008-05-05 Jan Hubicka <jh@suse.cz>
13288 PR tree-optimization/36118
13289 * passes.c (pass_init_dump_file): Fix dump header.
13291 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13293 PR middle-end/36141
13294 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
13295 VCE for function decls.
13297 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13299 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
13301 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13303 * config/i386/i386.md (sat_plusminus): New.
13304 (plusminus_insn): Likewise.
13305 (plusminus_mnemonic): Likewise.
13307 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
13308 (*<addsub><mode>3_cc_overflow): Renamed to ...
13309 (*<plusminus_insn><mode>3_cc_overflow): This.
13310 (*<addsub>si3_zext_cc_overflow): Renamed to ...
13311 (*<plusminus_insn>si3_zext_cc_overflow): This.
13313 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
13314 (<plusminus_insn><mode>3): This.
13315 (*<addsub><mode>3): Renamed to ...
13316 (*<plusminus_insn><mode>3): This.
13317 (<sse>_vm<addsub><mode>3): Renamed to ...
13318 (<sse>_vm<plusminus_insn><mode>3): This.
13319 (sse3_h<addsub>v4sf3): Renamed to ...
13320 (sse3_h<plusminus_insn>v4sf3): This.
13321 (sse3_h<addsub>v2df3): Renamed to ...
13322 (sse3_h<plusminus_insn>v2df3): This.
13323 (<plusminus_insn><mode>3): New.
13324 (*<plusminus_insn><mode>3): Likewise.
13325 (sse2_<plusminus_insn><mode>3): Likewise.
13326 (add<mode>): Removed.
13327 (*add<mode>3): Likewise.
13328 (sse2_ssadd<mode>3): Likewise.
13329 (sse2_usadd<mode>3): Likewise.
13330 (sub<mode>3): Likewise.
13331 (*sub<mode>3): Likewise.
13332 (sse2_sssub<mode>3): Likewise.
13333 (sse2_ussub<mode>3): Likewise.
13335 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
13337 * gthr-single.h: Add in required interface elements as per gthr.h.
13338 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
13339 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
13340 Generalize UNUSED macro.
13341 (__gthread_once): Add.
13342 (__gthread_key_create): Add.
13343 (__gthread_key_delete): Add.
13344 (__gthread_getspecific): Add.
13345 (__gthread_setspecific): Add.
13347 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
13349 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
13350 the same size types for the indirect reference on the rhs, then
13353 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
13355 * config/i386/i386.md
13356 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
13357 one insn template instead of template series.
13358 (*xordi_1_rex64): Ditto.
13359 (*xordi_2_rex64): Ditto.
13361 2008-05-05 Ira Rosen <irar@il.ibm.com>
13363 PR tree-optimization/36119
13364 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
13367 2008-06-04 Jan Hubicka <jh@suse.cz>
13369 tree-optimization/36100
13370 * tree-pass.h (pass_O0_always_inline): Declare.
13371 * ipa-inline.c (inline_transform): Remove dead code.
13372 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
13373 pass_O0_always_inline): New.
13374 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
13376 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
13378 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
13379 mnemonic in this_param move for TARGET_64BIT.
13381 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
13383 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
13384 (*strmovsi_rex_1): Ditto.
13385 (*strsetsi_1): Ditto.
13386 (*strsetsi_rex_1): Ditto.
13388 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
13389 adddicc expanders using SWI mode iterator.
13391 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
13394 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
13397 2008-05-04 David S. Miller <davem@davemloft.net>
13399 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
13400 (sparc*-*-linux*): Use linux.h in tm_file.
13401 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
13402 compiler defaulting to 32-bit.
13403 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
13405 * config/sparc/linux.h: Remove definitions now obtained
13406 properly from linux.h
13407 * config/sparc/linux64.h: Likewise.
13408 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
13409 don't want this setting for 32-bit builds in a biarch compiler.
13410 * doc/install.texi: Add sparc-linux to list of targets
13411 supporting --enable-targets=all.
13413 2008-05-03 Andrew Pinski <pinskia@gmail.com>
13415 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
13417 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
13419 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
13420 after V4SI_FTYPE_V8HI.
13421 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
13422 case V4SI_FTYPE_V2DF.
13424 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
13426 * doc/invoke.texi (max-flow-memory-locations): Removed.
13427 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
13429 2008-05-03 Richard Guenther <rguenther@suse.de>
13431 PR middle-end/34973
13432 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
13434 2008-05-02 David S. Miller <davem@davemloft.net>
13436 * config.gcc (need_64bit_hwint): Document libcpp dependency.
13438 2008-05-02 Simon Baldwin <simonb@google.com>
13441 * c-common.h (warn_array_subscript_range): Removed.
13442 * c-common.c (warn_array_subscript_range): Ditto.
13443 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
13444 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
13446 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13448 * config/i386/i386.c (ix86_special_builtin_type): New.
13449 (bdesc_special_args): Likewise.
13450 (ix86_expand_special_args_builtin): Likewise.
13451 (ix86_init_mmx_sse_builtins): Updated.
13452 (ix86_expand_builtin): Updated.
13453 (ix86_expand_store_builtin): Removed.
13454 (ix86_expand_unop_builtin): Likewise.
13456 * config/i386/mm3dnow.h (__v2sf): Moved to ...
13457 * config/i386/mmintrin.h (__v2sf): Here.
13459 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
13461 (_mm_loadl_pi): Likewise.
13462 (_mm_storeh_pi): Replace __v2si with __v2sf.
13463 (_mm_storel_pi): Likewise.
13465 * doc/extend.texi: Correct __builtin_ia32_loadhps,
13466 __builtin_ia32_loadlps, __builtin_ia32_storehps,
13467 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
13468 __builtin_ia32_loadlpd.
13470 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13472 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
13473 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
13474 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
13475 (ix86_init_mmx_sse_builtins): Updated.
13476 (ix86_expand_args_builtin): Likewise.
13477 (ix86_expand_builtin): Likewise.
13478 (ix86_expand_unop1_builtin): Renamed to ...
13479 (ix86_expand_unop_vec_merge_builtin): This.
13481 2008-05-01 Jan Hubicka <jh@suse.cz>
13484 * ipa-inline.c (inline_generate_summary): Make static.
13485 (inline_transform): Do not call inlining at -O0; make static.
13486 * passes.c (execute_todo): Add sanity check.
13487 (execute_one_ipa_transform_pass): Execute proper flags.
13489 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
13491 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
13492 (DECL_NONADDRESSABLE_P): Likewise.
13493 * alias.c (record_component_aliases): Fix comment.
13495 2008-05-01 Simon Baldwin <simonb@google.com>
13497 * c-common.h (warn_array_subscript_range): New function.
13498 * c-common.c (warn_array_subscript_range): Ditto.
13499 * tree-vrp.c (check_array_ref): Corrected code to agree with
13500 comment, ignoring only arrays of size 0 or size 1.
13501 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
13503 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13505 * config/i386/i386.c (ix86_builtin_type): Replace
13506 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
13507 (bdesc_args): Updated.
13508 (ix86_init_mmx_sse_builtins): Likewise.
13509 (ix86_expand_args_builtin): Likewise.
13511 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
13514 * doc/extend.texi: Correct __builtin_ia32_palignr.
13516 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13519 * config/i386/i386.c (bdesc_crc32): Removed.
13520 (ix86_expand_crc32): Likewise.
13521 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
13522 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
13523 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
13524 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
13525 UINT_FTYPE_UINT_UCHAR.
13526 (bdesc_args): Updated. Add crc32 builtins.
13527 (ix86_init_mmx_sse_builtins): Updated.
13528 (ix86_expand_args_builtin): Updated to support subreg.
13530 * doc/extend.texi: Correct __builtin_ia32_crc32di.
13532 2008-05-01 Jan Hubicka <jh@suse.cz>
13534 * tree-pass.h (opt_pass): Add IPA_PASS.
13535 (varpool_node, cgraph_node): Forward declare.
13536 (ipa_opt_pass): Define.
13537 (pass_ipa_inline): Turn into ipa_opt_pass.
13538 (pass_apply_inline): Remove.
13539 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
13540 (apply_inline): Turn into ....
13541 (inline_transform): ... this one.
13542 (inline_generate_summary): New function.
13543 (pass_apply_inline): Remove.
13544 * function.h (ipa_opt_pass): Forward declare structure; typedef;
13546 (struct function): Add ipa_transforms_to_apply.
13547 * passes.c (register_one_dump_file): Work on IPA_PASS.
13548 (init_optimization_passes): Remove pass_inline_parameters and
13550 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
13551 (execute_one_pass) ... here; apply transforms when possible.
13552 (add_ipa_transform_pass, execute_ipa_summary_asses,
13553 execute_one_ipa_transform_pass): New.
13554 (execute_ipa_pass_list): Update for IPA_PASS type.
13556 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13558 * config/i386/i386.c (ix86_builtin_type): Add
13559 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
13560 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
13561 (bdesc_args): Add SSE4a builtins.
13562 (ix86_init_mmx_sse_builtins): Updated.
13563 (ix86_expand_args_builtin): Likewise.
13564 (ix86_expand_builtin): Likewise.
13566 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13568 * config/i386/i386.c (ix86_builtin_type): Add
13569 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
13570 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
13571 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
13572 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
13573 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
13574 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
13575 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
13576 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
13577 and DI_FTYPE_DI_DI_INT.
13578 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
13579 (ix86_init_mmx_sse_builtins): Updated.
13580 (ix86_expand_args_builtin): Likewise.
13581 (ix86_expand_builtin): Likewise.
13582 (ix86_expand_binop_imm_builtin): Removed.
13584 * doc/extend.texi: Correct __builtin_ia32_palignr128.
13586 2008-04-30 Richard Guenther <rguenther@suse.de>
13588 PR tree-optimization/32921
13589 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
13591 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
13593 * config/arm/arm.c (arm_unwind_emit): Use
13594 crtl->all_throwers_are_sibcalls instead of
13595 cfun->all_throwers_are_sibcalls.
13596 (arm_output_fn_unwind): Likewise.
13597 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
13598 instead of cfun->uses_pic_offset_table.
13599 (frv_expand_prologue): Likewise.
13600 (frv_frame_pointer_required): Likewise.
13601 (frv_expand_fdpic_call): Likewise.
13602 (frv_emit_movsi): Likewise.
13603 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
13604 cfun->returns_pcc_struct instead of
13605 current_function_returns_pcc_struct.
13606 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
13607 instead of cfun->calls_eh_return.
13608 (m32c_pushm_popm): Likewise.
13609 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
13610 "extern" declaration.
13612 2008-04-30 Richard Guenther <rguenther@suse.de>
13614 PR tree-optimization/21636
13615 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
13617 (evaluate_stmt): Print the likely value.
13618 (ccp_visit_stmt): Avoid excessive vertical spacing.
13620 2008-04-30 Rafael Espindola <espindola@google.com>
13622 * builtins.c (fold_call_expr): Return realret.
13623 * tree-ssa-threadedge.c
13624 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
13625 __builtin_object_size.
13627 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
13629 * gcc.c (wrapper_string): New variable.
13630 (insert_wrapper): New function.
13631 (execute): New option -wrapper.
13632 * doc/invoke.texi (Overall Options): New driver option -wrapper.
13634 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
13636 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
13637 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
13638 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
13640 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
13641 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
13642 config/rs6000/e500crtres64gprctr.asm,
13643 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
13644 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
13645 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
13646 config/rs6000/e500crtsav64gprctr.asm,
13647 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
13648 config/rs6000/e500crtsavg64gprctr.asm: New files.
13649 * config/rs6000/t-ppccomm: Add build rules for new files.
13650 (LIB2FUNCS_STATIC_EXTRA): Add new files.
13651 * config/rs6000/t-netbsd: Add build rules for new files.
13652 (LIB2FUNCS_STATIC_EXTRA): New variable.
13653 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
13654 (CRTSAVRES_DEFAULT_SPEC): Likewise.
13655 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
13657 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
13659 * config/i386/i386.c (ix86_builtin_type): Add
13660 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
13661 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
13662 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
13663 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
13664 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
13665 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
13666 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
13667 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
13668 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
13669 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
13670 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
13671 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
13672 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
13673 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
13674 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
13675 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
13676 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
13677 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
13678 V1DI_FTYPE_V2SI_V2SI.
13679 (bdesc_2arg): Moved to ...
13680 (bdesc_args): Here.
13681 (ix86_init_mmx_sse_builtins): Updated.
13682 (ix86_expand_args_builtin): Updated. Take a pointer
13683 to const struct builtin_description. Handle comparison
13685 (ix86_expand_sse_compare): Take a new argument for swapping operands.
13686 (ix86_expand_builtin): Updated.
13688 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
13689 (ssse3_pmaddubsw128): This.
13690 (ssse3_pmaddubswv4hi3): Renamed to ...
13691 (ssse3_pmaddubsw): This.
13693 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
13694 (__builtin_ia32_packssdw128): Likewise.
13695 (__builtin_ia32_packuswb128): Likewise.
13696 (__builtin_ia32_pmaddubsw): Likewise.
13697 (__builtin_ia32_pmaddubsw128): Likewise.
13699 2008-04-30 Richard Guenther <rguenther@suse.de>
13701 PR tree-optimization/14847
13702 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
13703 (recognize_bits_test): Use it.
13704 (recognize_single_bit_test): Likewise.
13706 2008-04-30 Martin Jambor <mjambor@suse.cz>
13708 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
13709 instead of setting number of formal parameters to zero.
13710 (ipcp_init_stage): Do not set the number of actual parameters to zero
13712 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
13713 which are called with variable number of arguments.
13714 (ipcp_insert_stage): Explicitely skipping all nodes which are
13715 called with variable number of arguments.
13716 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
13717 number of parameters.
13719 * ipa-prop.h (struct ipa_node_params): Added flag
13720 called_with_var_arguments
13721 (ipa_set_param_count): Added. Changed sole setter to use it.
13722 (ipa_get_param_count): Added. All readers of param_count
13723 converted to use it instead.
13724 (ipa_set_called_with_variable_arg): Added.
13725 (ipa_is_called_with_var_arguments): Added.
13726 (ipa_get_ith_param): Added. All readers of param_decls converted
13728 (ipa_set_cs_argument_count): Added, sole writer to argument_count
13730 (ipa_get_cs_argument_count): Added, all readers of argument_count
13732 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
13735 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
13736 (struct ipcp_lattice): Renamed cval_type to type
13737 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
13739 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
13740 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
13741 (ipcp_insert_stage): Changed the type of variable cvalue to tree
13742 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
13743 (build_const_val): Changed the type of parameter cvalue to tree
13744 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
13745 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
13747 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
13750 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
13751 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
13752 (ipa_add_method): Renamed to ipa_push_func_to_list
13753 (ipa_remove_method): Renamed to ipa_pop_func_from_list
13754 (ipa_callsite_param_count): Removed.
13755 (ipa_callsite_param_count_set): Removed.
13756 (ipa_callsite_param): Removed.
13757 (ipa_callsite_callee): Removed.
13758 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
13759 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
13760 (ipa_method_formal_count): Removed.
13761 (ipa_method_formal_count_set): Removed.
13762 (ipa_method_get_tree): Removed.
13763 (ipa_method_tree_map_create): Removed.
13764 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
13765 (ipa_create_param_decls_array): Creates the array itself
13766 (ipa_create_param_decls_array): Temporary variable info instead of
13767 a few dereferences.
13768 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
13769 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
13770 (get_type): Removed.
13771 (ipa_jf_get_info_type): Removed.
13772 (ipa_node_create): Renamed to ipa_create_node_params
13773 (ipa_free): Renamed to ipa_free_all_node_params
13774 (ipa_nodes_create): Renamed to ipa_create_all_node_params
13775 (ipa_edges_create): Renamed to ipa_create_all_edge_args
13776 (ipa_edges_free): Renamed to ipa_free_all_edge_args
13777 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
13778 (ipa_free_all_node_params): Deallocation to jump_functions moved to
13779 ipa_free_all_edge_args
13780 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
13781 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
13782 (ipa_create_methodlist_node): Removed.
13783 (ipa_methodlist_method): Removed.
13784 (ipa_methodlist_method_set): Removed.
13785 (ipa_methodlist_next_method): Removed.
13786 (ipa_methodlist_next_method_set): Removed.
13787 (ipa_method_is_modified): Removed.
13788 (ipa_method_modify_create): Removed.
13789 (ipa_method_modify_init): Temporary variable info instead of a few
13791 (ipa_detect_param_modifications): Temporary variable info instead of
13792 a few dereferences.
13793 (ipa_compute_jump_functions): Temporary variable info instead of
13794 a few dereferences.
13795 (ipa_method_modify_set): Removed.
13796 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
13797 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
13798 than craph_node as the first parameter.
13799 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
13800 (ipa_method_modify_init): Removed.
13801 (ipa_compute_jump_functions): Added a temp variable instead of
13802 repeatadly dereferencing the cgraph_edge.aux pointer
13803 (ipa_callsite_param_set_type): Removed.
13804 (ipa_compute_jump_functions): i renamed to index and moved to
13806 (ipa_callsite_param_set_info_type_formal): Removed.
13807 (ipa_callsite_param_set_info_type): Removed.
13808 (ipa_callsite_param_map_create): Removed.
13809 (ipa_callsite_tree): Removed.
13810 (ipa_callsite_caller): Removed.
13811 (ipa_pop_func_from_list): return_method removed to return_func
13813 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
13814 prefixed all values with IPA_. Changed all users.
13815 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
13816 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
13817 and FORMAL_IPATYPE IPA_PASS_THROUGH.
13818 (union parameter_info): Renamed to jump_func_value.
13819 (union jump_func_value): Renamed value to constant
13820 (struct ipa_jump_func): Renamed info_type to value
13821 (struct ipa_node): Renamed to ipa_node_params
13822 (struct ipa_node_params): Renamed ipa_arg_num to param_count
13823 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
13824 (struct ipa_node_params): Renamed ipa_mod to modified_flags
13825 (struct ipa_edge): Renamed to ipa_edge_args
13826 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
13827 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
13828 (struct ipa_methodlist): Renamed to ipa_func_list
13829 (struct ipa_func_list): method_p renamed to node, next_method
13831 (ipa_methodlist_p): Removed, switched all users to struct pointer
13832 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
13834 2008-04-30 Alan Modra <amodra@bigpond.net.au>
13836 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
13837 (rs6000_emit_epilogue): Use backchain to restore only when we
13838 have a large frame. Make use of frame pointer to restore if we
13839 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
13841 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
13843 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
13844 Add mode to zero_extract.
13845 (sign bit tests peepholes): (Ditto.).
13847 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
13849 * config/i386/i386.c (ix86_builtins): Replace Prescott New
13850 Instructions in comments with SSE3.
13851 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
13852 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
13853 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
13854 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
13855 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
13856 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
13857 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
13858 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
13859 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
13860 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
13861 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
13862 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
13863 (bdesc_sse_args): Renamed to ...
13864 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
13865 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
13866 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
13867 IX86_BUILTIN_FABSQ.
13868 (bdesc_1arg): Moved to ...
13869 (bdesc_args): Here.
13870 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
13871 Instructions in comments with SSE3.
13872 (ix86_expand_sse_operands_builtin): Renamed to ...
13873 (ix86_expand_args_builtin): This. Updated.
13874 (ix86_expand_unop1_builtin): Update comments.
13875 (ix86_expand_builtin): Updated.
13877 2008-04-29 Richard Guenther <rguenther@suse.de>
13879 PR tree-optimization/36078
13880 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
13881 Update virtual SSA form after cleaning up the CFG.
13883 2008-04-29 Richard Guenther <rguenther@suse.de>
13885 PR middle-end/15255
13886 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
13888 2008-04-29 Richard Guenther <rguenther@suse.de>
13890 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
13891 (compute_may_aliases): Do not call finalize_ref_all_pointers.
13892 (compute_flow_insensitive_aliasing): Do not treat
13893 PTR_IS_REF_ALL pointers special.
13894 (get_smt_for): Likewise.
13895 (may_alias_p): Re-structure.
13896 (is_escape_site): A ref-all pointer conversion is not an escape site.
13897 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
13898 PTR_IS_REF_ALL pointers special.
13899 * tree-ssa-structalias.h (struct alias_info): Remove
13900 ref_all_symbol_mem_tag field.
13901 (PTR_IS_REF_ALL): Remove.
13903 2008-04-29 Richard Guenther <rguenther@suse.de>
13905 PR middle-end/36077
13906 * fold-const.c (extract_muldiv_1): In combining division constants
13907 make sure to never overflow.
13909 2008-04-29 Nick Clifton <nickc@redhat.com>
13911 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
13913 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13916 * optc-gen.awk: Work around HP-UX/IA awk bug.
13918 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
13920 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
13923 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
13926 * config/i386/i386.md
13927 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
13928 Change operand 1 predicate to nonimmediate_operand.
13930 2008-04-28 Jakub Jelinek <jakub@redhat.com>
13933 * dwarf2out.c (struct die_struct): Mark as chain_circular through
13935 * gengtype.c (walk_type, write_func_for_structure): Handle
13937 * doc/gty.texi: Document chain_circular.
13939 2008-04-28 Richard Guenther <rguenther@suse.de>
13941 PR tree-optimization/36066
13942 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
13945 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
13948 * config/i386/i386.md
13949 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
13950 Use match_scratch instead of match_operand for operands 3 and 4.
13952 2008-04-27 Richard Guenther <rguenther@suse.de>
13954 PR tree-optimization/18754
13955 PR tree-optimization/34223
13956 * tree-pass.h (pass_complete_unrolli): Declare.
13957 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
13958 loop size before and after unconditionally of UL_NO_GROWTH in effect.
13959 Rewrite loop into loop closed SSA form if it is not already.
13960 (tree_unroll_loops_completely): Re-structure to iterate over
13961 innermost loops with intermediate CFG cleanups.
13962 Unroll outermost loops only if requested or the code does not grow
13964 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
13965 loops are available.
13966 (tree_vectorize): Instead do so here.
13967 (tree_complete_unroll): Also unroll outermost loops.
13968 (tree_complete_unroll_inner): New function.
13969 (gate_tree_complete_unroll_inner): Likewise.
13970 (pass_complete_unrolli): New pass.
13971 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
13972 uses outside of the loop.
13973 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
13974 form if it is available.
13975 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
13976 * passes.c (init_optimization_passes): Schedule complete inner
13977 loop unrolling pass before the first CCP pass after final inlining.
13979 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
13981 * targhooks.h (default_emutls_var_fields,
13982 default_emutls_var_init): Declare.
13983 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
13984 * target.h (struct gcc_target): Add struct emutls member.
13985 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
13986 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
13987 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
13988 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
13989 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
13990 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
13991 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
13992 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
13993 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
13994 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
13995 emit debug information.
13996 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
13997 * varasm.c: Include targhooks.h.
13998 (emutls_object_section, emutls_tmpl_section): New.
13999 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
14000 (EMUTLS_SEPARATOR): New.
14001 (prefix_name): New.
14002 (get_emutls_object_name): New.
14003 (default_emutls_var_fields): New, broken out of ...
14004 (get_emutls_object_type): ... here. Adjust to use target hooks.
14005 (get_emutls_init_templ_addr): Adjust to use target hooks.
14006 (emutls_decl): Adjust to use target hooks.
14007 (emutls_finish): Likewise.
14008 (default_emutls_var_init): New, broken out of ...
14009 (assemble_variable): ... here. Adjust to use target hooks.
14010 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
14011 SECCAT_EMUTLS_TMPL.
14012 * c-common.c (handle_section_attribute): Prevent overriding
14013 sections for emulated tls with special sections.
14014 * config/i386/i386.c (x86_64_elf_select_section): Add
14015 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
14016 (x86_64_elf_unique_section): Likewise.
14017 * config/vxworks.c: Include tree.h.
14018 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
14019 (vxworks_override_options): Set TLS scheme.
14020 * doc/tm.texi (Emulated TLS): New node.
14022 2008-04-26 Simon Baldwin <simonb@google.com>
14025 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
14026 with propagated string constants.
14028 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
14030 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
14031 constraint for operand 2 when operand 0 is memory operand.
14032 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
14033 operand 0 is memory operand.
14034 (fix_trunc<mode>_i387_with_temp): Ditto.
14035 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
14036 operand 2 when operand 1 is memory operand.
14037 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
14038 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
14039 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
14040 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
14041 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
14042 operands 2,3 and 4 when operand 1 is memory operand.
14043 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
14045 (fistdi2_floor_with_temp): Ditto.
14046 (fist<mode>2_floor_with_temp): Ditto.
14047 (fistdi2_ceil_with_temp): Ditto.
14048 (fist<mode>2_ceil_with_temp): Ditto.
14049 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
14051 2008-04-26 David Daney <ddaney@avtrex.com>
14053 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
14055 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
14056 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14057 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14058 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
14059 (compare_and_swap_12): New insn.
14060 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
14061 * config/mips/mips.c (mips_force_binary): New function.
14062 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
14063 (mips_expand_compare_and_swap_12): New function.
14064 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
14066 2008-04-25 Jan Hubicka <jh@suse.cz>
14069 * cfgexpand.c (pass_expand): Turn into RTL pass.
14070 * passes.c (execute_one_pass): Do pass typechecking after execution.
14071 * tree-pass.h (pass_expand): Turn into RTL pass.
14073 * function.h (struct rtl_data): Move here fields
14074 accesses_prior_frames, calls_eh_return, saves_all_registers,
14075 has_nonlocal_goto, has_asm_statement, is_thunk,
14076 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
14077 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
14078 arg_pointer_save_area_init from struct function; turn into bool.
14079 (struct function): Move
14080 calls_eh_return, saves_all_registers, has_nonlocal_goto,
14081 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
14082 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
14083 tail_call_emit, arg_pointer_save_area_init
14084 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
14085 (current_function_returns_struct, current_function_returns_pcc_struct,
14086 current_function_calls_setjmp, current_function_calls_alloca,
14087 current_function_accesses_prior_frames,
14088 current_function_calls_eh_return, current_function_is_thunk,
14089 current_function_stdarg, current_function_profile,
14090 current_function_limit_stack, current_function_uses_pic_offset_table,
14091 current_function_uses_const_pool, current_function_has_nonlocal_label,
14092 current_function_saves_all_registers,
14093 current_function_has_nonlocal_goto,
14094 current_function_has_asm_statement): Remove accesor macros.
14095 * ra-conflict.c (global_conflicts): Update.
14096 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
14097 (suitable_for_tail_call_opt_p): Update.
14098 * builtins.c (expand_builtin_return_addr): Update.
14099 (expand_builtin_setjmp_setup): Update.
14100 (expand_builtin_nonlocal_goto): Update.
14101 * final.c (final_start_function): Update.
14102 (profile_function): Update.
14103 (leaf_function_p): Update.
14104 (only_leaf_regs_used): Update.
14105 * df-scan.c (df_get_exit_block_use_set): Update.
14106 * dojump.c (clear_pending_stack_adjust): Update.
14107 * tree-stdarg.c (gate_optimize_stdarg): Update.
14108 * gimple-low.c (lower_function_body): Update.
14109 * global.c (compute_regsets): Update.
14110 (global_alloc): Update.
14111 * dwarf2out.c (dwarf2out_begin_prologue): Update.
14112 * expr.c (expand_assignment): Update.
14113 * dse.c (dse_step0): Update.
14114 (dse_step1): Update.
14115 * c-decl.c (store_parm_decls): Update.
14116 * local-alloc.c (combine_regs): Update.
14117 (find_free_reg): Update.
14118 * function.c (assign_parms_augmented_arg_list): Update.
14119 (assign_parm_find_data_types): Update.
14120 (assign_parms): Update.
14121 (allocate_struct_function): Update.
14122 (expand_function_start): Update.
14123 (expand_function_end): Update.
14124 (get_arg_pointer_save_area): Update.
14125 (thread_prologue_and_epilogue_insns): Update.
14126 (rest_of_match_asm_constraints): Update.
14127 * stor-layout.c (variable_size): Update.
14128 * gcse.c (gcse_main): Update.
14129 (bypass_jumps): Update.
14130 * gimplify.c (gimplify_function_tree): Update.
14131 * calls.c (emit_call_1): Update.
14132 (expand_call): Update.
14133 * bt-load.c (compute_defs_uses_and_gen): Update.
14134 * except.c (sjlj_assign_call_site_values): Update.
14135 (sjlj_emit_function_enter): Update.
14136 (can_throw_external): Update.
14137 (set_nothrow_function_flags): Update.
14138 (expand_builtin_unwind_init): Update.
14139 (expand_eh_return): Update.
14140 (convert_to_eh_region_ranges): Update.
14141 (output_function_exception_table): Update.
14142 * emit-rtl.c (gen_tmp_stack_mem): Update.
14143 * cfgexpand.c (expand_used_vars): Update.
14144 (tree_expand_cfg): Update.
14145 * cfgcleanup.c (rest_of_handle_jump): Update.
14146 * explow.c (allocate_dynamic_stack_space): Update.
14147 * varasm.c (assemble_start_function): Update.
14148 (force_const_mem): Update.
14149 (mark_constant_pool): Update.
14150 * tree-optimize.c (tree_rest_of_compilation): Update.
14151 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
14152 * tree-cfg.c (notice_special_calls): Update.
14153 (is_ctrl_altering_stmt): Update.
14154 (tree_can_make_abnormal_goto): Update.
14155 (tree_purge_dead_abnormal_call_edges): Update.
14156 * config/alpha/predicates.md: Update.
14157 * config/alpha/alpha.c (alpha_sa_mask): Update.
14158 (alpha_sa_size): Update.
14159 (alpha_does_function_need_gp): Update.
14160 (alpha_expand_prologue): Update.
14161 (alpha_start_function): Update.
14162 (alpha_output_function_end_prologue): Update.
14163 (alpha_expand_epilogue): Update.
14164 * config/frv/frv.c (frv_stack_info): Update.
14165 (frv_expand_epilogue): Update.
14166 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
14167 (s390_register_info): Update.
14168 (s390_frame_info): Update.
14169 (s390_init_frame_layout): Update.
14170 (s390_can_eliminate): Update.
14171 (save_gprs): Update.
14172 * config/spu/spu.c (spu_split_immediate): Update.
14173 (need_to_save_reg): Update.
14174 (spu_expand_prologue): Update.
14175 (spu_expand_epilogue): Update.
14176 * config/sparc/sparc.md: Update.
14177 * config/sparc/sparc.c (eligible_for_return_delay): Update.
14178 (sparc_tls_got): Update.
14179 (legitimize_pic_address): Update.
14180 (sparc_emit_call_insn): Update.
14181 (sparc_expand_prologue): Update.
14182 (output_return): Update.
14183 (print_operand): Update.
14184 (sparc_function_ok_for_sibcall): Update.
14185 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
14186 * config/m32r/m32r.md: Update.
14187 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
14188 (m32r_compute_frame_size): Update.
14189 (m32r_expand_prologue): Update.
14190 (m32r_expand_epilogue): Update.
14191 (m32r_legitimize_pic_address): Update.
14192 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
14193 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14194 * config/i386/i386.c (ix86_frame_pointer_required): Update.
14195 (gen_push): Update.
14196 (ix86_save_reg): Update.
14197 (ix86_compute_frame_layout): Update.
14198 (ix86_expand_prologue): Update.
14199 (ix86_expand_epilogue): Update.
14200 * config/sh/sh.c (output_stack_adjust): Update.
14201 (calc_live_regs): Update.
14202 (sh5_schedule_saves): Update.
14203 (sh_expand_prologue): Update.
14204 (sh_expand_epilogue): Update.
14205 (sh_setup_incoming_varargs): Update.
14206 (sh_allocate_initial_value): Update.
14207 (sh_get_pr_initial_val): Update.
14208 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
14209 * config/sh/sh.md (label:): Update.
14210 * config/avr/avr.c (out_movhi_mr_r): Update.
14211 * config/crx/crx.h (enum): Update.
14212 * config/xtensa/xtensa.h (along): Update.
14213 * config/stormy16/stormy16.c Update.
14214 (xstormy16_compute_stack_layout): Update.
14215 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
14216 (fr30_expand_prologue): Update.
14217 * config/cris/cris.c (cris_conditional_register_usage): Update.
14218 (cris_reg_saved_in_regsave_area): Update.
14219 (cris_initial_frame_pointer_offset): Update.
14220 (cris_simple_epilogue): Update.
14221 (cris_expand_prologue): Update.
14222 (cris_expand_epilogue): Update.
14223 (cris_expand_pic_call_address): Update.
14224 (cris_asm_output_symbol_ref): Update.
14225 (cris_asm_output_label_ref): Update.
14226 * config/cris/cris.md Update.
14227 * config/iq2000/iq2000.c (compute_frame_size): Update.
14228 (iq2000_expand_epilogue): Update.
14229 * config/mt/mt.h (save_direction): Update.
14230 * config/mn10300/mn10300.c (mn10300_function_value): Update.
14231 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14232 (ia64_secondary_reload_class): Update.
14233 * config/m68k/m68k.c (m68k_save_reg): Update.
14234 (m68k_expand_prologue): Update.
14235 (m68k_expand_epilogue): Update.
14236 (legitimize_pic_address): Update.
14237 * config/rs6000/rs6000.c (rs6000_got_register): Update.
14238 (first_reg_to_save): Update.
14239 (first_altivec_reg_to_save): Update.
14240 (compute_vrsave_mask): Update.
14241 (compute_save_world_info): Update.
14242 (rs6000_stack_info): Update.
14243 (spe_func_has_64bit_regs_p): Update.
14244 (rs6000_ra_ever_killed): Update.
14245 (rs6000_emit_eh_reg_restore): Update.
14246 (rs6000_emit_allocate_stack): Update.
14247 (rs6000_emit_prologue): Update.
14248 (rs6000_emit_epilogue): Update.
14249 (rs6000_output_function_epilogue): Update.
14250 (output_profile_hook): Update.
14251 (rs6000_elf_declare_function_name): Update.
14252 * config/rs6000/rs6000.h (rs6000_args): Update.
14253 * config/rs6000/rs6000.md: Update.
14254 * config/mcore/mcore.c (mcore_expand_prolog): Update.
14255 * config/arc/arc.c (arc_output_function_epilogue): Update.
14256 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
14257 * config/darwin.c (machopic_function_base_name): Update.
14258 * config/score/score3.c (score3_compute_frame_size): Update.
14261 (score3_epilogue): Update.
14262 * config/score/score7.c (score7_compute_frame_size): Update.
14263 (score7_prologue): Update.
14264 (score7_epilogue): Update.
14265 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
14266 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14267 * config/arm/arm.c (use_return_insn): Update.
14268 (require_pic_register): Update.
14269 (arm_load_pic_register): Update.
14270 (arm_compute_save_reg0_reg12_mask): Update.
14271 (arm_compute_save_reg_mask): Update.
14272 (thumb1_compute_save_reg_mask): Update.
14273 (output_return_instruction): Update.
14274 (arm_output_function_prologue): Update.
14275 (arm_output_epilogue): Update.
14276 (arm_get_frame_offsets): Update.
14277 (arm_expand_prologue): Update.
14278 (thumb_pushpop): Update.
14279 (thumb_exit): Update.
14280 (thumb1_expand_prologue): Update.
14281 (thumb1_expand_epilogue): Update.
14282 (arm_unwind_emit): Update.
14283 (arm_output_fn_unwind): Update.
14284 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
14285 * config/arm/arm.md: Update.
14286 * config/pa/pa.md: Update.
14287 * config/pa/pa.c (legitimize_pic_address): Update.
14288 (compute_frame_size): Update.
14289 (hppa_expand_prologue): Update.
14290 (hppa_expand_epilogue): Update.
14291 (borx_reg_operand): Update.
14292 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
14293 (HARD_REGNO_RENAME_OK): Update.
14294 * config/mips/mips.c (mips_global_pointer): Update.
14295 (mips_save_reg_p): Update.
14296 (mips_compute_frame_info): Update.
14297 (mips_frame_pointer_required): Update.
14298 (mips_expand_prologue): Update.
14299 (mips_expand_epilogue): Update.
14300 (mips_can_use_return_insn): Update.
14301 (mips_reorg_process_insns): Update.
14302 * config/v850/v850.c (compute_register_save_size): Update.
14303 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
14304 * config/mmix/mmix.c (along): Update.
14305 (mmix_expand_epilogue): Update.
14306 * config/bfin/bfin.c (legitimize_pic_address): Update.
14307 (must_save_p): Update.
14308 (stack_frame_needed_p): Update.
14309 (add_to_reg): Update.
14310 (bfin_expand_prologue): Update.
14311 * stmt.c (expand_asm_operands): Update.
14312 * reload1.c (reload): Update.
14313 (init_elim_table): Update.
14315 2008-04-25 Bob Wilson <bob.wilson@acm.org>
14317 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
14319 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
14321 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
14322 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
14323 (mov<mode>): Removed.
14324 (*movv4sf_internal): Likewise.
14325 (*movv2df_internal): Likewise.
14327 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
14329 * config.gcc (crx-*-elf): Remove deprecation.
14331 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
14333 * config/i386/cygming-crtend.c (register_frame_ctor): Register
14334 __gcc_deregister_frame with atexit.
14335 (deregister_frame_dtor): Remove.
14337 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
14338 Nathan Sidwell <nathan@codesourcery.com>
14340 * config/rs6000/rs6000.opt (mspe): Remove Var property.
14342 * config/rs6000/rs6000.h (rs6000_spe): Declare.
14343 (rs6000_isel): Likewise.
14344 * config/rs6000/rs6000.c (rs6000_spe): New variable.
14345 (rs6000_isel): New variable.
14346 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
14348 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14351 * c-common.c (handle_vector_size_attribute): Call
14352 lang_hooks.types.reconstruct_complex_type instead of
14353 reconstruct_complex_type.
14354 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
14355 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
14356 * langhooks.h (struct lang_hooks_for_types): Add
14357 reconstruct_complex_type hook.
14358 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
14359 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
14361 2008-04-24 Richard Guenther <rguenther@suse.de>
14363 * c-common.h (check_builtin_function_arguments): Declare.
14364 * c-common.c (validate_nargs): New function.
14365 (check_builtin_function_arguments): Likewise.
14366 * c-typeck.c (build_function_call): Call
14367 check_builtin_function_arguments.
14368 * builtins.c (fold_builtin_classify): Remove error reporting code.
14369 (fold_builtin_unordered_cmp): Likewise.
14370 (fold_builtin_1): Likewise.
14371 (fold_builtin_n): Likewise.
14373 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14375 PR tree-optimization/36008
14376 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
14377 the original op1, rather than delta by step.
14379 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
14380 Sebastian Pop <sebastian.pop@amd.com>
14382 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
14383 eliminate_local_variables_stmt, eliminate_local_variables,
14384 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
14385 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
14386 of code delimited by two edges in the CFG.
14387 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
14388 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
14389 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
14390 the case of parallelisation of reductions.
14391 (expr_invariant_in_region_p): New.
14393 * tree-flow.h (gather_blocks_in_sese_region): Declared.
14394 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
14396 2008-04-24 Ira Rosen <irar@il.ibm.com>
14397 Richard Guenther <rguenther@suse.de>
14399 PR tree-optimization/36034
14400 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
14401 incapable of dealing with loads with gaps.
14403 2008-04-24 Rafael Espindola <espindola@google.com>
14405 * tree-flow.h (vrp_evaluate_conditional): Change signature.
14406 * tree-ssa-propagate.c (fold_predicate_in): Update call to
14407 vrp_evaluate_conditional.
14408 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
14409 (vrp_evaluate_conditional): Split the cond argument.
14410 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
14411 (simplify_stmt_for_jump_threading): Update call to
14412 vrp_evaluate_conditional.
14414 2008-04-24 Ira Rosen <irar@il.ibm.com>
14416 PR tree-optimization/35982
14417 * tree-vect-analyze.c (vect_check_interleaving): Check that the
14418 interleaved data-refs are of the same type.
14420 2008-04-24 Danny Smith <dannysmith@users.net>
14422 * c-format.c (check_format_info_main): Use strncmp rather than a
14423 magic prefix to handle multichar length specs.
14424 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
14425 Don't prefix "I64" and "I32" with '\0'.
14427 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14430 * config/i386/i386.c (init_cumulative_args): Don't pass anything
14431 in registers for -m32 only if stdarg_p (fntype).
14433 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
14435 PR rtl-optimization/36006
14436 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
14437 temp to op0 in order to avoid invalid rtx sharing.
14439 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
14441 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
14442 check TREE_INVARIANT.
14443 * tree-gimple.c (is_gimple_address): New.
14444 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
14445 * tree-gimple.h (is_gimple_address): New.
14446 * tree.h (decl_address_invariant_p): New.
14447 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
14448 (build_string): Likewise.
14449 (decl_address_invariant_p): New, from is_gimple_invariant_address.
14450 (tree_invariant_p_1): Likewise.
14451 (save_expr): Use it.
14452 (tree_invariant_p): New.
14453 (skip_simple_arithmetic): Use it.
14454 (stabilize_reference_1): Use it.
14455 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
14457 (build1_stat): Drop code to compute TREE_INVARIANT.
14458 (build2_stat): Drop code to compute TREE_INVARIANT.
14459 (build3_stat): Drop code to compute TREE_INVARIANT.
14460 (build4_stat): Drop code to compute TREE_INVARIANT.
14461 (build5_stat): Drop code to compute TREE_INVARIANT.
14462 (build7_stat): Drop code to compute TREE_INVARIANT.
14463 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
14464 * tree.h (struct tree_base): Remove invariant_flag.
14465 (TREE_INVARIANT): Remove.
14466 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
14467 (fold_builtin_expect): Check TREE_CONSTANT.
14468 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
14469 * c-tree.h (c_expr_to_decl): Drop third parameter.
14470 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
14471 (build_c_cast): Don't set TREE_INVARIANT.
14472 (pop_init_level): Don't set TREE_INVARIANT.
14473 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
14474 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
14476 (gimplify_init_constructor): Don't set TREE_INVARIANT.
14477 (gimplify_addr_expr): Adjust comment.
14478 * tree-mudflap.c (mf_build_string):
14479 * print-tree.c (print_node): Don't print TREE_INVARIANT.
14480 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
14481 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
14482 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
14483 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
14484 * langhooks.h (struct lang_hooks): Drop third parameter from
14487 2008-04-23 Richard Guenther <rguenther@suse.de>
14489 PR tree-optimization/27799
14490 PR tree-optimization/32921
14491 PR tree-optimization/32624
14492 * tree-ssa-structalias.c (merge_smts_into): Only merge the
14493 SMTs aliases and the tag itself into the solution.
14494 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
14495 merge the points-to solution back into the SMT aliases.
14496 (may_alias_p): Use alias_set_subset_of instead of
14497 aliases_conflict_p. A pointer which points to
14498 memory with alias set zero may access any variable.
14500 2008-04-23 Richard Guenther <rguenther@suse.de>
14502 * alias.c (alias_set_subset_of): Correctly handle asking
14503 if zero is a subset of an alias set with zero child.
14504 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
14505 (compute_flow_insensitive_aliasing): Correctly walk all
14506 pointers. Do not unnecessarily union sets.
14508 2008-04-23 Richard Guenther <rguenther@suse.de>
14510 PR middle-end/36021
14511 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
14513 2008-04-22 Tomas Bily <tbily@suse.cz>
14515 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
14517 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
14519 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14520 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14521 * tree-inline.c (estimate_num_insns_1): Likewise.
14522 * varasm.c (const_hash_1, compare_constant, copy_constant)
14523 (compute_reloc_for_constant, output_addressed_constants): Likewise.
14524 * emit-rtl.c (component_ref_for_mem_expr)
14525 (set_mem_attributes_minus_bitpos): Likewise.
14526 * expr.c (highest_pow2_factor, expand_expr_real_1, )
14527 (is_aligning_offset): Likewise.
14528 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
14529 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
14530 * dojump.c (do_jump): Likewise.
14531 * builtins.c (get_pointer_alignment, get_memory_rtx)
14532 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
14533 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
14535 2008-04-23 Jakub Jelinek <jakub@redhat.com>
14537 PR rtl-optimization/36017
14538 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
14539 expanding the library call.
14541 2008-04-22 Ian Lance Taylor <iant@google.com>
14543 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
14544 than size_in_bytes.
14546 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
14548 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
14549 of LR/CTR moves for Power6.
14551 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
14553 PR middle-end/36003
14554 * passes.c (init_optimization_passes): Remove
14555 pass_fast_rtl_byte_dce.
14557 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
14560 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
14561 builtin functions to generate faster code.
14562 (_mm_cvtpu16_ps): Ditto.
14563 (_mm_cvtpi32x2_ps): Ditto.
14565 2008-04-22 Nick Clifton <nickc@redhat.com>
14567 * common.opt (ftree-loop-distribution): Add Optimization
14570 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
14571 (frv_expand_builtin_va_start): Likewise.
14573 * config/arm/arm.c (thumb_find_work_register): Fix location of
14574 argument register count.
14576 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14578 Support scheduling for ColdFire V1 and V3 microarchitecture.
14579 Improve scheduling of multiplication instructions.
14581 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
14582 (mac): New instruction attribute.
14583 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
14584 (m68k_sched_mac): New variable.
14585 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
14586 Handle cfv1 and cfv3.
14587 (max_insn_size): New static variable.
14588 (struct _sched_ib): New type.
14589 (sched_ib): New static variable.
14590 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
14591 to fields of 'struct _sched_ib sched_ib'. Update all uses.
14592 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
14594 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
14595 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
14596 new variables. Update.
14597 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14598 Add modeling of cfv3 instruction buffer. Update.
14599 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
14600 * config/m68k/m68k.h (TUNE_CFV3): New macro.
14601 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
14602 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
14603 a particular reservation applies to.
14604 (type2): Reorganize attribute values. Rename alu to alu_reg,
14605 alu_l to alu, move_l to omove. Join move to alu. Split mul
14606 to mul_l and mul_w.
14607 (cf_ib_*): Simplify description of instruction buffer.
14608 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
14609 (cf_mem): Split into cf_mem1 and cf_mem2.
14610 (cf_v2_move_??): Rename to cfv12_alu_??.
14611 (cf_v2_move_l_??): Rename to cfv12_omove_??.
14612 (cf_v2_mul_??): Remove reservations.
14613 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
14614 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
14615 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
14617 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
14618 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
14619 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
14620 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
14621 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
14622 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
14623 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
14624 expansions of the above reservations for instructions of sizes
14627 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14629 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
14631 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
14633 * coverage.c: Include tree-pass.h.
14634 (coverage_counter_alloc): Print da_file_name to the dump file.
14636 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
14638 * sbitmap.c (sbitmap_range_empty_p): New function.
14639 * sbitmap.h (sbitmap_range_empty_p): New function.
14640 * bitmap.h: Now includes obstack.h.
14642 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
14643 Kenneth Zadeck <zadeck@naturalbridge.com>
14645 * dbgcnt.def (ra_byte_scan): Added.
14646 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
14647 when the last hit happens for a counter.
14648 * timevar.def (TV_DF_BYTE_LR): New variable.
14649 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
14650 * passes.c (pass_fast_rtl_byte_dce): New pass.
14651 * fwprop.c (update_df): Added mode to call df_ref_create.
14652 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
14653 DF_REF_EXTRACT_OFFSET.
14654 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
14655 DF_BYTE_LR_OUT, df_byte_lr): New macro.
14657 (df_ref_extract): Added mode field.
14658 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
14659 DF_REF_EXTRACT_OFFSET.
14660 (DF_REF_EXTRACT_MODE): New macro.
14661 (df_byte_lr_bb_info): New structure.
14662 (df_print_byte_regset, df_compute_accessed_bytes,
14663 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
14664 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
14665 df_byte_lr_simulate_uses,
14666 df_byte_lr_simulate_artificial_refs_at_top,
14667 df_byte_lr_simulate_artificial_refs_at_end,
14668 df_compute_accessed_bytes): New function.
14669 (df_ref_create): Add parameter.
14670 (df_byte_lr_get_bb_info): New inline function.
14671 * df-scan.c (df_ref_record, df_uses_record,
14672 df_ref_create_structure): Added mode parameter.
14673 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
14674 df_defs_record, df_uses_record, df_get_conditional_uses,
14675 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
14676 df_entry_block_defs_collect, df_exit_block_uses_collect):
14677 Added mode parameter to calls to df_ref_record, df_uses_record,
14678 df_ref_create_structure.
14679 (df_ref_equal_p, df_ref_compare): Added test for modes.
14680 (df_ref_create_structure): Added code to set mode. Renamed
14681 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
14682 DF_REF_EXTRACT_OFFSET.
14683 * df-core.c (df_print_byte_regset): New function.
14684 * df-byte-scan.c: New file.
14685 * df-problems.c (df_rd_transfer_function): Removed unnecessary
14686 calls to BITMAP_FREE.
14687 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
14688 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
14689 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
14690 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
14691 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
14692 df_byte_lr_local_compute, df_byte_lr_init,
14693 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
14694 df_byte_lr_transfer_function, df_byte_lr_free,
14695 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
14696 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
14697 df_byte_lr_simulate_uses,
14698 df_byte_lr_simulate_artificial_refs_at_top,
14699 df_byte_lr_simulate_artificial_refs_at_end): New function.
14700 * dce.c (byte_dce_process_block): New function.
14701 (dce_process_block): au is now passed in rather than computed
14702 locally. Changed loops that look at artificial defs to not look
14703 for conditional or partial ones, because there never are any.
14704 (fast_dce): Now is able to drive byte_dce_process_block or
14705 dce_process_block depending on the kind of dce being done.
14706 (rest_of_handle_fast_dce): Add parameter to fast_dce.
14707 (rest_of_handle_fast_byte_dce): New function.
14708 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
14709 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
14711 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
14714 * gcc.h: Added fortran options that take arguments to
14715 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
14718 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
14720 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
14721 scalarization if on the LHS and not a full access.
14723 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14725 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
14727 2008-04-18 Rafael Espindola <espindola@google.com>
14729 * tree-vrp.c (find_case_label_index): Fix the binary search.
14730 (find_case_label_range): New.
14731 (vrp_visit_switch_stmt): Use find_case_label_range.
14732 (simplify_switch_using_ranges): Use find_case_label_range.
14734 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
14736 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
14737 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
14739 2008-04-18 Tom Tromey <tromey@redhat.com>
14742 * doc/cpp.texi (Implementation-defined behavior): Mention
14745 2008-04-18 Ian Lance Taylor <iant@google.com>
14747 * fold-const.c (pointer_may_wrap_p): New static function.
14748 (fold_comparison): Add another test for pointer overflow. Use
14749 pointer_may_wrap_p to disable some false positives.
14751 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
14753 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
14754 (fname_as_string): Match updated cpp_interpret_string prototype.
14755 (fix_string_type): Support char16_t* and char32_t*.
14756 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
14757 derivative) nodes. Register as builtin if C++0x.
14758 (c_parse_error): Support CPP_CHAR{16,32}.
14759 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
14760 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
14761 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
14762 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
14763 CTI_CHAR32_ARRAY_TYPE>: New elements.
14764 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
14765 char32_type_node, signed_char32_type_node, char16_array_type_node,
14766 char32_array_type_node): New defines.
14767 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
14768 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
14769 (lex_string): Support CPP_STRING{16,32}, match updated
14770 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
14771 (lex_charconst): Support CPP_CHAR{16,32}.
14772 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
14773 and CPP_STRING{16,32}.
14775 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
14778 * aclocal.m4: Regenerate.
14779 * configure: Regenerate.
14781 2008-04-18 Jan Hubicka <jh@suse.cz>
14783 * except.c (dw2_size_of_call_site_table,
14784 sjlj_size_of_call_site_table): Use vector API for call_site_record.
14786 * cgraphbuild.c (build_cgraph_edges): Update.
14787 * tree-pass.h: Update comment.
14788 * final.c (leaf_function_p): Update.
14789 (leaf_renumber_regs): Update.
14790 (rest_of_clean_state): Update.
14791 * omp-low.c (expand_omp_parallel): Update.
14792 * ipa-reference.c (analyze_function): Update.
14793 * reorg.c (find_end_label): Update.
14794 (optimize_skip): Update.
14795 (fill_simple_delay_slots): Update.
14796 (fill_simple_delay_slots): Update.
14797 (make_return_insns): Update.
14798 (dbr_schedule): Update.
14799 * gimple-low.c (record_vars_into): Update.
14800 * cfgbuild.c (make_edges): Update.
14801 * function.c (assign_stack_local): Update.
14802 (assign_parm_adjust_stack_rtl): Update.
14803 (locate_and_pad_parm): Update.
14804 (allocate_struct_function): Do not initialize stack_alignment_needed
14805 and preferred_stack_boundary here.
14806 (stack_protect_prologue): Update.
14807 (stack_protect_epilogue): Update.
14808 (expand_function_start): Initialize stack_alignment_needed,
14809 preferred_stack_boundary and max_jumptable_ents.
14810 (expand_function_end): Update.
14811 (free_after_compilation): Do not NULLify epilogue_delay_list.
14812 * function.h (struct rtl_data): Add stack_protect_guard,
14813 stack_alignment_needed,
14814 preferred_stack_boundary, epilogue_delay_list.
14815 (struct function): Remove value_histograms, stack_alignment_needed,
14816 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
14818 unexpanded_var_list, stack_protect_guard.
14819 (current_function_epilogue_delay_list): Remove.
14820 * ipa-type-escape.c (analyze_function): Update.
14821 * gimplify.c (pop_gimplify_context): Update comment.
14822 * calls.c (expand_call): Update.
14823 (emit_library_call_value_1): Update.
14824 * except.c (set_nothrow_function_flags): Update.
14825 * cfgexpand.c (get_decl_align_unit): Update.
14826 (create_stack_guard): Update.
14827 (estimated_stack_frame_size): Update.
14828 (expand_used_vars): Update.
14829 (tree_expand_cfg): Free histogram earliers, init expansion variables.
14830 * explow.c (allocate_dynamic_stack_space): Update.
14831 * tree-ssa-live.c (remove_unused_locals): Update.
14832 * varasm.c (mark_constant_pool): Update.
14833 * tree-inline.c (remap_decls): Update.
14834 (initialize_cfun): Update.
14835 (declare_return_variable): Update.
14836 (inline_forbidden_p): Update.
14837 (expand_call_inline): Update.
14838 (declare_inline_vars): Update.
14839 (tree_function_versioning): Update.
14840 * tree-flow.h (value_histograms): New.
14841 (VALUE_HISTOGRAMS): New macro.
14842 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
14844 * tree-cfg.c (set_bb_for_stmt): Update.
14845 (replace_by_duplicate_decl): Update.
14846 (move_block_to_fn): Update.
14847 (new_label_mapper): Update.
14848 (dump_function_to_file): Update.
14849 * ipa-struct-reorg.c (build_data_structure): Update.
14850 * cfgrtl.c (print_rtl_with_bb): Update.
14851 * reload1.c (reload): Update.
14853 * config/i386/i386.c (setup_incoming_varargs_64,
14854 ix86_compute_frame_layout): Update.
14855 * config/arc/arc.c (arc_output_function_epilogue): Update.
14857 2008-04-18 Marius Strobl <marius@FreeBSD.org>
14859 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
14860 for FreeBSD as well.
14861 * gthr-posix95.h: Likewise.
14863 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
14865 PR rtl-optimization/35838
14866 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
14867 out the byte offset of the first subreg.
14869 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
14871 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
14872 to split_ti instead of three separate calls with single member arrays.
14873 (subti3 splitter): Ditto.
14874 (adddi3 splitter): Ditto with split_di.
14875 (subdi3 splitter): Ditto.
14876 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
14877 two separate calls with single member arrays. Swap match_dup
14878 operands 1 and 2 to better fit into the array.
14879 (negdi2 splitter): Ditto with split_di.
14880 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
14881 two separate calls with single member arrays. Swap match_dup operands
14882 6 and 7 to better fit into the array.
14884 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
14886 * config/i386/i386.c (sse_builtin_type): New.
14887 (bdesc_sse_args): Likewise.
14888 (bdesc_sse_3arg): Removed.
14889 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
14890 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
14891 IX86_BUILTIN_ROUNDPS.
14892 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
14893 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
14894 IX86_BUILTIN_ROUNDPS.
14895 (ix86_expand_sse_4_operands_builtin): Removed.
14896 (ix86_expand_sse_operands_builtin): New.
14897 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
14898 and CODE_FOR_sse4_1_roundps.
14899 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
14900 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
14902 2008-04-17 Alan Modra <amodra@bigpond.net.au>
14905 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
14906 regs before frame pop when needed. If use_backchain_to_restore_sp
14907 then load backchain into a temp reg to restore vr and vrsave. Add
14908 code to restore vr after frame pop if possible.
14910 2008-04-17 Richard Guenther <rguenther@suse.de>
14912 * tree-vn.c (expressions_equal_p): Do not check type
14913 equality or compatibility before calling operand_equal_p.
14914 * fold-const.c (operand_equal_p): Check equivalence of
14915 integer constants before bailing out due to signedness or
14916 precision differences.
14917 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
14918 spurious differences in type qualification. Ignore types
14919 for COMPONENT_REFs at all.
14921 2008-04-17 Christian Bruel <christian.bruel@st.com>
14923 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
14924 msw_skip comparison.
14926 2008-04-16 Jakub Jelinek <jakub@redhat.com>
14929 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
14932 PR tree-optimization/35899
14933 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
14934 rather than TREE_OPERAND.
14936 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
14939 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
14940 temporary registers. Change operand predicate to general_operand.
14941 (remainderxf3): Ditto.
14943 2008-04-16 Richard Guenther <rguenther@suse.de>
14945 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
14946 * tree-affine.c (aff_combination_expand): Look through some
14949 2008-04-15 Doug Kwan <dougkwan@google.com>
14951 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
14953 * tree-pretty-print.c (dump_generic_node): Ditto.
14954 * final.c (output_addr_const): Ditto.
14955 * dwarf2out.c (output_cfi): Ditto.
14956 * c-pretty-print.c (pp_c_integer_constant): Ditto.
14957 * print-rtl.c (print_rtx): Ditto.
14958 * print-tree.c (print_node_brief, print_node): Ditto.
14959 * c-common.c (match_case_to_enum_1): Ditto.
14960 * sched-vis.c (print_value): Ditto.
14961 * config/i386/i386.c (print_operand): Cast to long unsigned int
14964 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
14965 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
14966 MS Windows VirtualProtect function.
14968 2008-04-15 Jan Hubicka <jh@suse.cz>
14970 * gengtype.c (write_root): Param_is argument is OK.
14971 * expr.c (expand_expr_real_1): Update call of get_exception_*.
14972 * function.h: Include varray.h
14973 (rtl_eh): New stucture based on except.c one.
14974 (call_site_record): New forward declaration and vector type.
14975 * calls.c (emit_call_1): Do not call
14976 note_current_region_may_contain_throw.
14977 * except.c (eh_status): Remove cur_region, try_region since they are
14979 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
14980 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
14981 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
14982 Remove call_site_data_used, call_site_data_size.
14983 Turn call_site_record into vector in function.h.
14984 (note_current_region_may_contain_throw): Remove.
14985 (get_exception_pointer, get_exception_filter): Do not take struct
14986 function argument; update.
14987 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
14988 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
14989 build_post_landing_pads, dw2_build_landing_pads,
14990 sjlj_assign_call_site_values, sjlj_mark_call_sites,
14991 sjlj_emit_function_enter, sjlj_emit_function_enter,
14992 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
14993 sjlj_build_landing_pads, finish_eh_generation,
14994 remove_exception_handler_label, remove_eh_handler,
14995 maybe_remove_eh_handler, add_reachable_handler,
14996 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
14997 add_action_record, collect_one_action_chain, add_call_site,
14998 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
14999 sjlj_output_call_site_table, output_function_exception_table,
15000 * except.h (note_current_region_may_contain_throw): Remove
15001 (get_exception_pointer, get_exception_filter): Do not take struct
15003 * Makefile.in (GTFILES): Put varargs before struct function.
15005 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15007 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
15008 punt for STRING_CST.
15009 (get_constraint_for): Deal with STRING_CST here instead.
15011 2008-04-15 Richard Guenther <rguenther@suse.de>
15013 * tree-ssa-propagate.c (substitute_and_fold): Substitute
15014 statements in a basic-block with a backward walk. Do not
15015 substitute into dead statements but instead remove those.
15017 2008-04-15 Richard Guenther <rguenther@suse.de>
15019 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
15020 to zero, thus disable creation of SFTs.
15022 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15024 * tree-predcom.c (suitable_reference_p): Return false if the
15025 reference can throw.
15027 2008-04-15 Jakub Jelinek <jakub@redhat.com>
15030 * c-decl.c (finish_decl): If extern or static var has variable
15031 size, set TREE_TYPE (decl) to error_mark_node.
15033 2008-04-15 Rafael Espindola <espindola@google.com>
15035 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
15038 2008-04-15 Richard Guenther <rguenther@suse.de>
15040 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15041 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
15042 (visit_reference_op_load): Do walk vuse-vdef chains on
15043 vn_reference_lookup.
15044 (visit_reference_op_store): But do not here.
15045 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
15046 vn_reference_lookup.
15047 (vn_lookup_with_vuses): But do so here.
15049 2008-04-14 Ian Lance Taylor <iant@google.com>
15051 * fold-const.c (fold_overflow_warning): Remove assertion.
15053 2008-04-15 Ben Elliston <bje@au.ibm.com>
15055 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
15056 temp1 local variables.
15058 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
15061 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
15062 ".text.unlikely" section as executable.
15064 2008-04-14 James E. Wilson <wilson@tuliptree.org>
15066 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15067 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
15068 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
15069 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
15070 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
15071 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
15072 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
15074 2008-04-14 Ian Lance Taylor <iant@google.com>
15076 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
15077 * fold-const.c (fold_comparison): If appropriate, test
15078 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
15079 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
15080 reassociating a pointer type.
15081 * doc/invoke.texi (Optimize Options): Document that
15082 -fstrict-overflow applies to pointer wraparound.
15084 2008-04-13 Jan Hubicka <jh@suse.cz>
15086 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
15088 2008-04-12 Andrew Pinski <pinskia@gmail.com>
15090 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
15091 we are going to "save the world".
15093 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
15095 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
15096 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
15097 operand 0 constraint, not "=".
15099 2008-04-11 James E. Wilson <wilson@tuliptree.org>
15101 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
15103 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15105 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
15106 of size of positions_needed * CHAR_BIT.
15108 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15110 PR middle-end/35897
15111 * dse.c (store_info): Change positions_needed to unsigned
15113 (lowpart_bitmask): New.
15114 (record_store): Cast to unsigned HOST_WIDE_INT for
15115 positions_needed. Assert width <= size of positions_needed *
15116 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
15117 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
15118 lowpart_bitmask to set mask.
15120 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15122 * config/bfin/constraints.md: New file.
15123 * config/bfin/bfin.md: Include it.
15124 (adddi3): Use satisfies_constraint functions instead of the old macros.
15125 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
15126 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
15127 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
15128 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
15129 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
15130 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
15131 EXTRA_CONSTRAINT): Delete.
15132 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
15133 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
15135 * config/bfin/bfin.c: Include "tm-constrs.h".
15136 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
15137 Use satisfies_constraint functions instead of the old macros.
15138 * doc/md.texi (Blackfin Constraints): Update file name reference.
15140 2008-04-11 Richard Guenther <rguenther@suse.de>
15142 PR tree-optimization/35869
15143 * tree-vrp.c (execute_vrp): Move switch statement update after
15144 jump threading. Schedule another cfg cleanup run.
15146 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
15149 * attribs.c (decl_attributes): Return early on errorneous node.
15151 2008-04-10 Oleg Ryjkov <olegr@google.com>
15153 * tree.h (struct tree_base): Added a new flag default_def_flag.
15154 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
15156 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
15158 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
15160 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15163 * pa.md: Define mode iterator P. Define mode attribute dwc.
15164 (dcacheflush): Update pattern to use iterator P and attribute dwc.
15165 (icacheflush): Likewise.
15166 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
15167 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
15169 2008-04-11 Ben Elliston <bje@au.ibm.com>
15171 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
15173 2008-04-10 Rafael Espindola <espindola@google.com>
15175 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
15176 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
15177 (extract_range_from_expr): The same.
15179 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15181 * config/mips/mips.md (GPR2): New mode iterator.
15182 (seq): Add comment.
15183 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
15184 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
15185 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
15186 Rewrite these to take two modes, the mode of comparison and the
15187 mode of the destination.
15188 * config/mips/mips.c (mips_expand_scc): Instead of having
15189 paradoxical subreg as destination, expand "narrowing" scc if mode
15190 of comparison is SI and target is requested in DI mode.
15191 (mips_emit_int_order_test): Update comment. Make mode of
15192 comparison match CMP0 rather than TARGET. When creating inverse
15193 target use mode of TARGET.
15195 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15197 * gcov-dump.c (tag_summary): Only print summaries for the first
15198 GCOV_COUNTERS_SUMMABLE counters.
15200 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
15202 * config/i386/i386.md (absneg): New code iterator.
15203 (absnegprefix): New code attribute.
15204 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
15205 patterns using absneg code iterator.
15206 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
15207 using absneg code iterator.
15208 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
15209 *neg<mode>2 patterns using absneg code iterator.
15210 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15211 *negextendsfdf2 patterns using absneg code iterator.
15212 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
15213 *negextendsfxf2 patterns using absneg code iterator.
15214 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15215 *negextendsfdf2 patterns using absneg code iterator.
15216 * config/i386/sse.md (<code><mode>2): Macroize expander from
15217 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
15219 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
15221 * config/s390/s390.h: Remove the remains of the recent search
15222 & replace action of current_function_outgoing_args_size.
15224 2008-04-10 Ira Rosen <irar@il.ibm.com>
15226 PR tree-optimization/35821
15227 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
15228 NEW_STMT_LIST is not NULL.
15230 2008-04-09 David Edelsohn <edelsohn@gnu.org>
15233 * toplev.c (process_options): Remove -ffunction-sections debugging
15236 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
15238 PR middle-end/PR28690
15239 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
15240 than gen_rtx_fmt_ee to perform more canonicalizations.
15242 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15245 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
15247 2008-04-09 Richard Guenther <rguenther@suse.de>
15249 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
15250 (dump_function_to_file): Dump function arguments with types.
15252 2008-04-08 Richard Guenther <rguenther@suse.de>
15254 * fold-const.c (fold_widened_comparison): Do not allow
15255 sign-changes that change the result.
15257 2008-04-08 Janis Johnson <janis187@us.ibm.com>
15260 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
15261 kinds of indirect references.
15263 2008-04-08 David Edelsohn <edelsohn@gnu.org>
15265 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
15266 GNU Fortran language string.
15268 2008-04-08 Rafael Espindola <espindola@google.com>
15270 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
15271 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
15272 * tree.h (tree_call_nonnegative_warnv_p): New.
15274 2008-04-08 Jan Hubicka <jh@suse.cz>
15276 * function.c (free_after_compilation): Clear out regno_reg_rtx
15279 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
15282 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15284 PR middle-end/PR28690
15285 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
15286 same precedence as REG_POINTER and MEM_POINTER operands.
15288 2008-04-08 Richard Guenther <rguenther@suse.de>
15290 PR middle-end/35834
15291 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
15292 for adding index to base.
15294 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
15296 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
15297 (MINGW_ENABLE_EXECUTE_STACK): New.
15298 (IN_LIBGCC2): For libgcc include windows.h file for
15299 function declarations.
15301 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
15303 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
15304 and tem2 if tem1 is not a REG or MULT.
15306 2008-04-08 Jan Hubicka <jh@suse.cz>
15308 * function.h (incomming_args): Break out of struct function.
15309 (function_subsections): Break out of struct function.
15310 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
15311 return_rtx and hard_reg_initial_vals from struct function.
15312 Kill inl_max_label_num.
15313 (current_function_pops_args, current_function_args_info,
15314 current_function_args_size, current_function_args_size,
15315 current_function_pretend_args_size,
15316 current_function_outgoing_args_size,
15317 current_function_internal_arg_pointer, current_function_return_rtx):
15318 Kill compatibility accestor macros.
15319 * builtins.c (expand_builtin_apply_args_1): Update.
15320 (expand_builtin_next_arg): Update.
15321 * df-scan.c (df_get_call_refs): Update.
15322 * dbxout.c (dbxout_function_end): Update.
15323 * dwarf2out.c (dwarf2out_switch_text_section): Update.
15324 (output_line_info): Update.
15325 (secname_for_decl): Update.
15326 (dwarf2out_var_location): Update.
15327 * function.c (free_after_compilation): Update.
15328 (assign_parm_find_stack_rtl): Update.
15329 (assign_parms): Update.
15330 (expand_dummy_function_end): Update.
15331 (expand_function_end): Update.
15332 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
15333 (expand_call): Update.
15334 (emit_library_call_value_1): Update.
15335 (store_one_arg): Update.
15336 * varasm.c (initialize_cold_section_name): Update.
15337 (unlikely_text_section): Update.
15338 (unlikely_text_section_p): Update.
15339 (assemble_start_function): Update.
15340 (assemble_end_function): Update.
15341 (default_section_type_flags): Update.
15342 (switch_to_section): Update.
15343 * integrate.c (set_decl_abstract_flags): Update.
15344 (get_hard_reg_initial_val): Update.
15345 (has_hard_reg_initial_val): Update.
15346 (allocate_initial_values): Update.
15347 * resource.c (init_resource_info): Update.
15348 * config/alpha/alpha.c (NUM_ARGS): Update.
15349 (direct_return): Update.
15350 (alpha_va_start): Update.
15351 (alpha_sa_size): Update.
15352 (alpha_initial_elimination_offset): Update.
15353 (alpha_expand_prologue): Update.
15354 (alpha_start_function): Update.
15355 (alpha_expand_epilogue): Update.
15356 (unicosmk_initial_elimination_offset):
15357 * config/alpha/alpha.md (call expander): Update.
15358 * config/s390/s390.c (s390_register_info): Update.
15359 (s390_register_info): Update.
15360 (s390_frame_info): Update.
15361 (s390_initial_elimination_offset): Update.
15362 (s390_build_builtin_va_list): Update.
15363 (s390_va_start): Update.
15364 * config/spu/spu.c (direct_return): Update.
15365 (spu_expand_prologue): Update.
15366 (spu_initial_elimination_offset): Update.
15367 (spu_build_builtin_va_list): Update.
15368 (spu_va_start): Update.
15369 * config/sparc/sparc.c (sparc_init_modes): Update.
15370 (sparc_compute_frame_size): Update.
15371 (function_value): Update.
15372 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
15373 * config/i386/i386.md (return expander): Update.
15374 * config/i386/i386.c (ix86_va_start): Update.
15375 (ix86_can_use_return_insn_p): Update.
15376 (ix86_compute_frame_layout): Update.
15377 (ix86_expand_epilogue): Update.
15378 * config/sh/sh.c (output_stack_adjust): Update.
15379 (calc_live_regs): Update.
15380 (sh_expand_prologue): Update.
15381 (sh_builtin_saveregs): Update.
15382 (sh_va_start): Update.
15383 (initial_elimination_offset): Update.
15384 (sh_allocate_initial_value): Update.
15385 (sh_function_ok_for_sibcall): Update.
15386 (sh_get_pr_initial_val): Update.
15387 * config/sh/sh.md (return expander): Update.
15388 * config/avr/avr.c (frame_pointer_required_p): UPdate.
15389 * config/crx/crx.c (crx_compute_frame): UPdate.
15390 (crx_initial_elimination_offset): UPdate.
15391 * config/xtensa/xtensa.c (compute_frame_size): Update
15392 (xtensa_builtin_saveregs): Update.
15393 (xtensa_va_start): Update.
15394 (order_regs_for_local_alloc): Update.
15395 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
15396 (xstormy16_expand_builtin_va_start): Update.
15397 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
15398 * config/m68hc11/m68hc11.md (return expanders): Update.
15399 * config/m68hc11/m68hc11.c (expand_prologue): Update.
15400 (expand_epilogue): Update.
15401 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
15402 (cris_simple_epilogue): Update.
15403 (cris_expand_prologue): Update.
15404 (cris_expand_epilogue): Update.
15405 * config/iq2000/iq2000.c (iq2000_va_start): Update.
15406 (compute_frame_size): Update.
15407 * config/mt/mt.c (mt_compute_frame_size): Update.
15408 * config/mn10300/mn10300.c (expand_prologue): Update.
15409 (expand_epilogue): Update.
15410 (initial_offset): Update.
15411 (mn10300_builtin_saveregs):
15412 * config/mn10300/mn10300.md (return expander): Update.
15413 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15414 (ia64_initial_elimination_offset): Update.
15415 (ia64_initial_elimination_offset): Update.
15416 (ia64_expand_prologue): Update.
15417 * config/m68k/m68k.md (return expander): Update.
15418 * config/rs6000/rs6000.c (rs6000_va_start): Update.
15419 (rs6000_stack_info): Update.
15420 * config/mcore/mcore.c (layout_mcore_frame): Update.
15421 (mcore_expand_prolog): Update.
15422 * config/arc/arc.c (arc_compute_frame_size): Update.
15423 * config/score/score3.c (score3_compute_frame_size): Update.
15424 * config/score/score7.c (score7_compute_frame_size): Update.
15425 * config/arm/arm.c (use_return_insn): Update.
15426 (thumb_find_work_register): Update.
15427 (arm_compute_save_reg_mask): Update.
15428 (arm_output_function_prologue): Update.
15429 (arm_output_epilogue): Update.
15430 (arm_size_return_regs): Update.
15431 (arm_get_frame_offsets): Update.
15432 (arm_expand_prologue): Update.
15433 (thumb_exit): Update.
15434 (thumb_unexpanded_epilogue): Update.
15435 (thumb1_output_function_prologue): Update.
15436 * config/pa/pa.md (return expander): Update.
15437 * config/pa/pa.c (compute_frame_size): Update.
15438 (hppa_builtin_saveregs): Update.
15439 * config/mips/mips.c (mips_va_start): Update.
15440 (mips16_build_function_stub): Update.
15441 (mips_compute_frame_info): Update.
15442 (mips_restore_gp): Update.
15443 (mips_output_function_prologue): Update.
15444 (mips_expand_prologue): Update.
15445 * config/v850/v850.c (compute_frame_size): Update.
15446 (expand_prologue): * config/mmix/mmix.c (along): update.
15447 (mmix_initial_elimination_offset): update.
15448 (mmix_reorg): update.
15449 (mmix_use_simple_return): update.
15450 (mmix_expand_prologue): update.
15451 (mmix_expand_epilogue): Update.
15452 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
15453 (emit_link_insn): Update.
15455 2008-04-08 Anatoly Sokolov <aesok@post.ru>
15457 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
15458 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
15460 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
15463 2008-04-07 Jan Hubicka <jh@suse.cz>
15465 * function.h (rtl): Rename to x_rtl.
15466 (crtl): New define.
15467 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
15468 frame_offset, stack_check_probe_note, arg_pointer_save_area,
15469 used_temp_slots avail_temp_slots, temp_slot_level,
15470 nonlocal_goto_handler_labels): Update accesstors.
15471 (rtl): New global variable.
15472 (struct function): Move some fileds to rtl_data.
15473 (get_arg_pointer_save_area): Update prototype.
15474 * builtins.c (expand_builtin_setjmp_receiver): Update call of
15475 get_arg_pointer_save_area.
15476 * expr.c (init_expr): Update
15477 * function.c (get_frame_size): Update
15478 (assign_stack_local): Update
15479 (expand_function_end): Update.
15480 (get_art_pointer_save_area): Update
15482 * emit-rtl.c (rtl): Declare.
15483 (regno_reg_rtx): Declare.
15484 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
15486 (gen_reg_rtx): Update.
15487 * varasm.c (n_deferred_constatns): Update accestor.
15488 (init_varasm_status): Do not allocate varasm_status.
15489 (force_const_mem, get_pool_size, output_constant_pool): Update.
15490 * stmt.c (force_label_rtx): Do not use x_ prefixes.
15491 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
15492 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
15493 * sparc/sparc.h (INIT_EXPANDERS): Update.
15494 * ia64/ia64.h (INIT_EXPANDERS): Update.
15496 2008-04-07 James E. Wilson <wilson@tuliptree.org>
15498 * reload.c (push_secondary_reload): Add missing break to for loop.
15500 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15502 PR middle-end/PR28690
15503 * rtlanal.c: Update copyright years.
15504 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
15505 as REG_POINTER and MEM_POINTER operands.
15506 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
15507 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
15508 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
15509 * gcse.c: Update copyright years.
15510 (pre_delete): Call gen_reg_rtx_and_attrs.
15511 (hoist_code): Likewise.
15512 (build_store_vectors): Likewise.
15513 (delete_store): Likewise.
15514 * loop-invariant.c (move_invariant_reg): Likewise.
15515 Update copyright years.
15517 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
15519 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
15520 control string instead of quoted.
15522 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15524 * doc/rtl.texi: Rewrite of subreg section.
15526 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
15529 * config/i386/i386.c (legitimize_pic_address): Add treating
15530 of dllimport SYM_REF's.
15531 (legitimize_dllimport_symbol): Add prototype.
15533 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
15535 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
15536 reference in constructor with non self-referential type.
15538 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
15540 Removal of Return with Depressed Stack Pointer support
15541 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
15542 (ECF_SP_DEPRESSED): Likewise.
15543 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
15544 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
15545 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15546 (expand_call): Do not test ECF_SP_DEPRESSED.
15547 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15548 * function.c (keep_stack_depressed): Delete.
15549 (handle_epilogue_set): Likewise.
15550 (update_epilogue_consts): Likewise.
15551 (emit_equiv_load): Likewise.
15552 (thread_prologue_and_epilogue_insns): Remove support for Return with
15553 Depressed Stack Pointer.
15554 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15556 2008-04-06 Richard Guenther <rguenther@suse.de>
15558 PR tree-optimization/35400
15559 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
15560 information from SSA_NAMEs.
15562 2008-04-06 Anatoly Sokolov <aesok@post.ru>
15564 * config/avr/avr.h (avr_mega_p): Remove declaration.
15565 (AVR_MEGA): Remove macro.
15566 * config/avr/avr.c (avr_mega_p): Remove variable.
15567 (avr_override_options): Remove inicializion of avr_mega_p.
15568 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
15569 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
15570 (avr_jump_mode): (Ditto.).
15571 (avr_output_progmem_section_asm_op): (Ditto.).
15572 (avr_asm_init_sections): (Ditto.).
15573 (avr_asm_init_sections): (Ditto.).
15574 (avr_rtx_costs): (Ditto.).
15575 * config/avr/avr.md: (Ditto.).
15576 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
15579 2008-04-06 Richard Guenther <rguenther@suse.de>
15581 PR tree-optimization/35842
15582 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
15583 is_gimple_invariant_address.
15585 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15587 * gcc.c (default_compilers): Sync Fortran extensions list with
15588 that in fortran/lang-specs.h.
15589 * doc/invoke.texi: Likewise.
15590 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
15591 * dwarf2out.c (gen_compile_unit_die): Likewise.
15593 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
15595 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
15597 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
15600 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
15601 attribute is used for nested functions.
15603 2008-04-05 Jan Hubicka <jh@suse.cz>
15605 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
15607 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
15609 (dump_files): Update.
15610 (enable_rtl_dump_file): Do not accept letter argument.
15611 * tree-pass.h (dump_file_info): Remove letter argument.
15612 * toplev.c (decode_d_option): Update -da handling.
15613 * toplev.h (enable_rtl_dump_file): Update prototype.
15614 * passes.c (register_one_dump_file): Do not accept IPA argument; work
15615 it out based on pass type.
15616 (register_dump_files_1): Likewise.
15617 (init_optimization_passes): Update register_one_dump_file calls.
15618 (execute_one_pass): Sanity check that IPA passes are called at IPA
15619 level and RTL passes at RTL level.
15620 (execute_pass_list): IPA pass can not be after or subpass of
15622 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
15623 disallov RTL subpasses of IPA subpasses.
15625 2008-04-05 Ben Elliston <bje@au.ibm.com>
15627 * tree-cfg.c (need_fake_edge_p): Return false for calls to
15628 builtins that return exactly once and do not throw. Cache call to
15631 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
15633 PR rtl-optimization/34916
15634 PR middle-end/35519
15635 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
15636 between instruction pairs.
15638 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
15640 * doc/invoke.texi: Document -mbitops for SH.
15641 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
15642 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
15643 * config/sh/sh.c (print_operand): Add %t operand code.
15644 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
15645 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
15646 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
15647 (extendqihi2): Likewise.
15648 (movqi_i): Likewise.
15649 (insv): Use bset, bclr and bst instructions for SH2A if possible.
15650 (extv): Use bld instruction for SH2A if possible.
15652 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
15653 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
15654 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
15655 (bset.b, bclr.b): Define peepholes.
15656 * config/sh/sh.opt (mbitops): New option.
15658 2008-04-04 Janis Johnson <janis187@us.ibm.com>
15661 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
15662 and view convert expression.
15664 2008-04-04 Jakub Jelinek <jakub@redhat.com>
15667 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
15669 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
15671 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
15673 * config/i386/cpuid.h (bit_AES): New.
15674 (bit_PCLMUL): Likewise.
15676 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
15677 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
15678 SSE2 if AES or PCLMUL is enabled.
15679 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
15680 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
15681 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
15682 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
15683 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
15684 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
15685 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
15686 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
15687 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
15688 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
15689 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
15690 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
15691 __builtin_ia32_aeskeygenassist128 and
15692 __builtin_ia32_pclmulqdq128.
15693 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
15694 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
15695 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
15697 * config/i386/i386.h (TARGET_AES): New.
15698 (TARGET_PCLMUL): Likewise.
15699 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
15701 * config/i386/i386.md (UNSPEC_AESENC): New.
15702 (UNSPEC_AESENCLAST): Likewise.
15703 (UNSPEC_AESDEC): Likewise.
15704 (UNSPEC_AESDECLAST): Likewise.
15705 (UNSPEC_AESIMC): Likewise.
15706 (UNSPEC_AESKEYGENASSIST): Likewise.
15707 (UNSPEC_PCLMUL): Likewise.
15709 * config/i386/i386.opt (maes): New.
15710 (mpclmul): Likewise.
15712 * config/i386/sse.md (aesenc): New pattern.
15713 (aesenclast): Likewise.
15714 (aesdec): Likewise.
15715 (aesdeclast): Likewise.
15716 (aesimc): Likewise.
15717 (aeskeygenassist): Likewise.
15718 (pclmulqdq): Likewise.
15720 * config/i386/wmmintrin.h: New.
15722 * doc/extend.texi: Document AES and PCLMUL built-in function.
15724 * doc/invoke.texi: Document -maes and -mpclmul.
15726 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
15728 * function.c (free_after_parsing): Replace with
15729 cxx_push_function_context from C++ front-end.
15730 (allocate_struct_function): Don't call langhook.
15731 * langhooks.h (struct lang_hooks_for_functions): Delete.
15732 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
15734 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
15735 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
15736 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
15737 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
15738 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
15739 remove LANG_HOOKS_FUNCTION_INITIALIZER.
15740 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
15742 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
15743 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
15745 2008-04-04 Jakub Jelinek <jakub@redhat.com>
15748 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
15751 2008-04-04 Richard Guenther <rguenther@suse.de>
15753 PR middle-end/35823
15754 * fold-const.c (optimize_minmax_comparison): Use the correct
15755 type for the constant in the simplified comparison.
15757 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
15759 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
15760 Pass L2 size as "--param l2-cache-size" to the compiler.
15761 (decode_l2_cache): New function to decode L2 cache parameters using
15762 0x8000006 extended cpuid function.
15763 (detect_caches_amd): Determine parameters of L2 cache using
15764 decode_l2_caches function.
15765 (decode_caches_intel): Decode L2 cache parameters.
15766 (detect_caches_intel): Determine L2 cache parameters using
15767 decode_caches_intel and decode_l2_caches functions.
15769 2008-04-03 Bob Wilson <bob.wilson@acm.org>
15771 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
15772 secondary input reload for subword loads from the constant pool.
15774 2008-04-03 Janis Johnson <janis187@us.ibm.com>
15777 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
15778 constants of the appropriate size for runtime calculations.
15781 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
15782 decimal-float literal constant zero.
15784 2008-04-03 Jakub Jelinek <jakub@redhat.com>
15787 * c-parser.c (c_parser_omp_atomic): Call
15788 default_function_array_conversion on the RHS.
15790 PR middle-end/35818
15791 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
15792 call is_variable_sized if decl has incomplete type.
15794 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
15796 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
15798 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
15800 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
15802 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
15803 (sgt<u>): Merge sgt and sgtu into new expander.
15804 (sgt, sgtu): Remove expanders.
15805 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
15806 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
15807 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
15808 *sgtu_<mode>_mips16 into new pattern.
15809 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
15810 (sge<u>): Merge sge and sgeu into new expander.
15811 (sge, sgeu): Remove expanders.
15812 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
15814 (*sge_<mode>, second *sge_<mode>): Remove patterns.
15815 (slt<u>): Merge slt and sltu into new expander.
15816 (slt, sltu): Remove expanders.
15817 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
15818 (*slt_<mode>, *sltu_<mode>): Remove patterns.
15819 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
15820 *sltu_<mode>_mips16 into new pattern.
15821 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
15822 (sle<u>): Merge sle and sleu into new expander.
15823 (sle, sleu): Remove expanders.
15824 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
15825 (*sle_<mode>, *sleu_<mode>): Remove patterns.
15826 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
15827 *sleu_<mode>_mips16 into new pattern.
15828 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
15830 2008-04-03 Jan Hubicka <jh@suse.cz>
15832 PR tree-optimization/35795
15833 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
15834 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
15835 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
15836 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
15837 * score/score3.c (score3_output_mi_thunk): Likewise.
15838 * score/score7.c (score7_output_mi_thunk): Likewise.
15839 * mips/mips.c (mips_output_mi_thunk): Likewise.
15841 2008-04-03 Richard Guenther <rguenther@suse.de>
15843 * tree-vrp.c (extract_range_from_unary_expr): Handle all
15844 conversions. Simplify code.
15846 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
15848 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
15850 2008-04-03 Tom Tromey <tromey@redhat.com>
15851 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15853 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
15854 * config/bfin/t-bfin-linux (generated_files): Add
15855 linux-sysroot-suffix.h.
15856 * doc/install.texi (Prerequisites): Require make 3.80.
15857 * doc/sourcebuild.texi (Front End Directory): Document new
15859 * Makefile.in (generated_files): New variable.
15860 (ALL_HOST_OBJS): New variable.
15861 ($(ALL_HOST_OBJS)): New target.
15863 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
15865 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
15866 (remap_block): Call id->transform_lang_insert_block instead
15868 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
15869 Set id.transform_lang_insert_block to NULL.
15870 (clone_body): Move to cp/optimize.c
15871 * tree-inline.h (struct copy_body_data): Change
15872 transform_lang_insert_block to function pointer.
15873 (copy_generic_body, copy_decl_no_change): Export.
15874 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
15875 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
15876 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
15878 * c-tree.h (insert_block): Kill.
15879 * c-decl.c (insert_block): Kill.
15881 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
15883 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
15884 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
15885 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
15887 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
15888 argument, call {push,pop}_function_context from here.
15889 * c-parser.c: Use c_{push,pop}_function_context.
15891 * function.c (push_function_context_to): Move meat ...
15892 (push_function_context): ... here. Simplify.
15893 * function.c (pop_function_context_from): Move meat ...
15894 (pop_function_context): ... here. Simplify.
15895 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
15897 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
15898 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
15899 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
15900 * tree.h (push_function_context_to, pop_function_context_from): Remove.
15902 2008-04-03 Ben Elliston <bje@au.ibm.com>
15904 * expmed.c (extract_force_align_mem_bit_field): Remove.
15906 2008-04-03 Richard Guenther <rguenther@suse.de>
15908 PR middle-end/35800
15909 * expr.h (try_casesi): Adjust prototype.
15910 * expr.c (try_casesi): Take fallback label as extra parameter.
15911 Use that for gen_casesi if default_label is NULL.
15912 * stmt.c (expand_case): Pass fallback label to try_casesi,
15913 make sure to fill gaps with a fallback label if default_label
15916 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
15919 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
15921 2008-04-03 Ben Elliston <bje@au.ibm.com>
15923 * expmed.c (extract_split_bit_field): Remove if (0) code.
15924 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
15925 (do_ds_constraint): Likewise.
15927 2008-04-02 Joseph Myers <joseph@codesourcery.com>
15929 * doc/cppopts.texi (-dU): Document.
15930 * c-common.h (flag_dump_macros): Update comment.
15931 * c-opts.c (handle_OPT_d): Handle -dU.
15932 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
15933 dump_queued_macros, cb_used_define, cb_used_undef): New.
15934 (init_pp_output): Handle -dU.
15935 (cb_line_change): Call dump_queued_macros.
15936 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
15938 2008-04-02 Anatoly Sokolov <aesok@post.ru>
15940 * config/avr/predicates.md (io_address_operand): New predicate.
15941 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
15942 * config/avr/avr.c (avr_io_address_p): Remove function.
15943 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
15944 'avr_io_address_p' function.
15945 (out_movhi_r_mr): (Ditto.).
15946 (out_movqi_mr_r): (Ditto.).
15947 (out_movhi_mr_r): (Ditto.).
15948 (avr_address_cost): (Ditto.).
15950 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
15952 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
15953 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
15954 in 32bit mode when XMM registers are available to avoid store
15956 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
15957 corresponding post-reload splitters.
15959 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
15961 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
15962 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
15963 __builtin_ia32_roundss.
15964 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
15965 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
15966 __builtin_ia32_roundss.
15967 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
15968 IX86_BUILTIN_SHUFPD here.
15970 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
15972 * config/i386/i386.md (plogic): New.
15973 (plogicprefix): Likewise.
15975 * config/i386/mmx.md (mmx_<code><mode>3): New.
15976 (mmx_and<mode>3): Removed.
15977 (mmx_ior<mode>3): Likewise.
15978 (mmx_xor<mode>3): Likewise.
15980 * config/i386/sse.md (<code><mode>3): New.
15981 (*<code><mode>3): Likewise.
15982 (*<code><mode>3): Likewise.
15983 (<code><mode>3): Likewise.
15984 (*sse_<code><mode>3): Likewise.
15985 (*sse2_<code><mode>3): Likewise.
15986 (<code>tf3): Likewise.
15987 (*<code>tf3): Likewise.
15988 (and<mode>3): Likewise.
15989 (*and<mode>3): Likewise.
15990 (ior<mode>3): Removed.
15991 (*ior<mode>3): Likewise.
15992 (xor<mode>3): Likewise.
15993 (*xor<mode>3): Likewise.
15994 (*and<mode>3): Likewise.
15995 (*ior<mode>3): Likewise.
15996 (*xor<mode>3): Likewise.
15997 (and<mode>3): Likewise.
15998 (*sse_and<mode>3): Likewise.
15999 (*sse2_and<mode>3): Likewise.
16000 (andtf3): Likewise.
16001 (*andtf3): Likewise.
16002 (ior<mode>3): Likewise.
16003 (*sse_ior<mode>3): Likewise.
16004 (*sse2_ior<mode>3): Likewise.
16005 (iortf3): Likewise.
16006 (*iortf3): Likewise.
16007 (xor<mode>3): Likewise.
16008 (*sse_xor<mode>3): Likewise.
16009 (*sse2_xor<mode>3): Likewise.
16010 (xortf3): Likewise.
16011 (*xortf3): Likewise.
16013 2008-04-02 Richard Guenther <rguenther@suse.de>
16015 PR tree-optimization/14495
16016 PR tree-optimization/34793
16017 * tree-vrp.c (struct switch_update): New structure.
16018 (to_remove_edges, to_update_switch_stmts): New VECs.
16019 (simplify_switch_using_ranges): New function. Remove not taken
16020 case labels and edges.
16021 (simplify_stmt_using_ranges): Call it.
16022 (identify_jump_threads): Mark edges we have queued for removal
16023 so we don't thread them.
16024 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
16026 * tree-cfg.c (group_case_labels): Deal with missing default label.
16027 (tree_verify_flow_info): Allow missing default label.
16028 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
16029 (emit_case_nodes): Likewise.
16030 (expand_case): Do not rely on the default label to be present.
16031 * expr.c (try_casesi): Deal with NULL default_label.
16032 (do_tablejump): Likewise.
16034 2008-04-02 Richard Guenther <rguenther@suse.de>
16036 PR tree-optimization/14495
16037 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
16038 SWITCH_EXPR here ...
16039 (vrp_visit_switch_stmt): ... but here (new function).
16040 (find_case_label_index): New helper function.
16041 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
16043 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16045 * fwprop.c: Fix ISO-C99ism.
16047 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16050 * Makefile.in (objdir): Set it here.
16051 * configure.ac: Not here. Find dynamic linker characteristics.
16052 * exec-tool.in: Use them.
16053 * aclocal.m4: Regenerate.
16054 * configure: Regenerate.
16056 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16058 * expr.c (expand_var): Delete it.
16059 * expr.h (expand_var): Delete prototype.
16060 * function.c (expand_function_start): Use expand_decl instead.
16061 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
16064 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
16066 PR rtl-optimization/35542
16067 * fwprop.c (forward_propagate_and_simplify): Replace
16068 loc_reg_mentioned_in_p with reg_mentioned_p.
16070 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16072 PR rtl-optimization/35281
16073 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
16074 (propagate_rtx_1): Handle PR_HANDLE_MEM.
16075 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
16076 (varying_mem_p): Move above propagate_rtx.
16077 (all_uses_available_at): Do not check MEMs.
16079 2008-04-02 Rafael Espindola <espindola@google.com>
16081 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
16082 (register_edge_assert_for_2): Split the cond argument.
16083 (register_edge_assert_for_1): Adjust for the change in
16084 register_edge_assert_for_2.
16085 (register_edge_assert_for): Split the cond argument.
16086 (find_switch_asserts): Adjust for the change in
16087 register_edge_assert_for.
16089 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
16091 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
16092 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
16093 offsets for 64-bit mingw.
16094 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
16095 abi for x86_64-pc-mingw.
16097 2008-04-02 Richard Guenther <rguenther@suse.de>
16099 * tree-vrp.c (extract_range_from_assert): Make sure to not
16100 produce range min/max with TREE_OVERFOW set.
16101 If merging a anti-range and a range keep the anti-range if
16102 the range covers all values of the type.
16103 (register_edge_assert_for_2): Only allow sign-changing
16104 conversions in detecting canonical range checks. Also
16105 register an assert for the unsigned name if useful.
16107 PR tree-optimization/35787
16108 * tree-vrp.c (vrp_val_max): New function.
16109 (vrp_val_min): Likewise.
16110 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
16111 (vrp_val_is_min): Likewise.
16112 (supports_overflow_infinity): Use vrp_val_{min,max}.
16113 (negative_overflow_infinity): Likewise.
16114 (positive_overflow_infinity): Likewise.
16115 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
16116 (is_positive_overflow_infinity): Likewise.
16117 (is_overflow_infinity): Likewise.
16118 (avoid_overflow_infinity): Use vrp_val_{min,max} and
16119 vrp_val_is_{min,max}.
16120 (set_and_canonicalize_value_range): Canonicalize anti-ranges
16121 to ranges if possible. Avoid empty ranges.
16123 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16125 PR middle-end/35705
16126 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
16127 the expression is a function address.
16129 2008-04-01 George Helffrich <george@gcc.gnu.org>
16131 PR fortran/35154, fortran/23057
16132 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
16133 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
16134 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
16135 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
16137 (dbxout_syms): Check for COMMON-based symbol and wrap in
16138 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
16139 in bracket for efficiency.
16141 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
16142 using DW_TAG_common_block + member offset.
16143 (add_pubname_string): New function.
16144 (dw_expand_expr): New function to find block name and offset for
16146 (common_check): New function to check whether symbol in Fortran COMMON.
16147 (gen_variable_die): If COMMON, use DW_TAG_common_block.
16149 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
16152 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
16154 2008-04-02 Ben Elliston <bje@au.ibm.com>
16156 * config/v850/v850.md (casesi): Remove if (0) code.
16157 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
16158 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
16160 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
16162 * config/i386/i386.md (rex64suffix): New mode attribute.
16163 (floathi<mode>2): Disable expander for SSE math.
16164 (*floathi<mode>2_1): New insn insn_and_split pattern.
16165 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
16166 corresponding post-reload splitters.
16167 (*floathi<mode>2_i387): New macroized insn pattern.
16168 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
16169 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
16170 insn_and_split pattern.
16171 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
16172 New macroized instruction patterns and corresponding post-reload
16174 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
16175 and corresponding post-reload splitters.
16176 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
16177 New macroized instruction patterns.
16178 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
16179 macroized instruction patterns and corresponding post-reload splitters.
16180 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
16181 corresponding post-reload splitters.
16182 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
16183 New macroized instruction patterns.
16184 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
16185 corresponding post-reload splitters.
16186 (*floatsi<mode>2_i387): New macroized instruction patterns.
16188 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
16190 * config/i386/i386.md (smaxmin): New.
16191 (umaxmin): Likewise.
16192 (maxminiprefix): Likewise.
16193 (maxminfprefix): Likewise.
16194 (<code><mode>3): Likewise.
16195 (smin<mode>3): Removed.
16196 (smax<mode>3): Likewise.
16198 * config/i386/mmx.md (mmx_<code>v2sf3): New.
16199 (mmx_<code>v4hi3): Likewise.
16200 (mmx_<code>v8qi3): Likewise.
16201 (mmx_smaxv2sf3): Removed.
16202 (mmx_sminv2sf3): Likewise.
16203 (mmx_umaxv8qi3): Likewise.
16204 (mmx_smaxv4hi3): Likewise.
16205 (mmx_uminv8qi3): Likewise.
16206 (mmx_sminv4hi3): Likewise.
16208 * config/i386/sse.md (<addsub><mode>3): New.
16209 (*<addsub><mode>3): Likewise.
16210 (<sse>_vm<addsub><mode>3): Likewise.
16211 (<maxmin><mode>3): Likewise.
16212 (*<maxmin><mode>3_finite): Likewise.
16213 (*<maxmin><mode>3): Likewise.
16214 (<sse>_vm<maxmin><mode>3): Likewise.
16215 (sse3_h<addsub>v4sf3): Likewise.
16216 (sse3_h<addsub>v2df3): Likewise.
16217 (<maxmin>v16qi3): Likewise.
16218 (*<maxmin>v16qi3): Likewise.
16219 (<maxmin>v8hi3): Likewise.
16220 (*<maxmin>v8hi3): Likewise.
16221 (*sse4_1_<maxmin><mode>3): Likewise.
16222 (*sse4_1_<maxmin><mode>3): Likewise.
16223 (add<mode>3): Removed.
16224 (*add<mode>3): Likewise.
16225 (<sse>_vmadd<mode>3): Likewise.
16226 (sub<mode>3): Likewise.
16227 (*sub<mode>3): Likewise.
16228 (<sse>_vmsub<mode>3): Likewise.
16229 (smin<mode>3): Likewise.
16230 (*smin<mode>3_finite): Likewise.
16231 (*smin<mode>3): Likewise.
16232 (<sse>_vmsmin<mode>3): Likewise.
16233 (smax<mode>3): Likewise.
16234 (*smax<mode>3_finite): Likewise.
16235 (*smax<mode>3): Likewise.
16236 (<sse>_vmsmax<mode>3): Likewise.
16237 (sse3_haddv4sf3): Likewise.
16238 (sse3_haddv2df3): Likewise.
16239 (sse3_hsubv4sf3): Likewise.
16240 (sse3_hsubv2df3): Likewise.
16241 (umaxv16qi3): Likewise.
16242 (*umaxv16qi3): Likewise.
16243 (smaxv8hi3): Likewise.
16244 (*smaxv8hi3): Likewise.
16245 (*sse4_1_smax<mode>3): Likewise.
16246 (*sse4_1_umax<mode>3): Likewise.
16247 (uminv16qi3): Likewise.
16248 (*uminv16qi3): Likewise.
16249 (sminv8hi3): Likewise.
16250 (*sminv8hi3): Likewise.
16251 (*sse4_1_smin<mode>3): Likewise.
16252 (*sse4_1_umin<mode>3): Likewise.
16254 2008-04-01 Rafael Espindola <espindola@google.com>
16256 * tree-cfg.c (verify_expr): remove in_phi.
16257 (verify_stmt): Don't call walk_tree with verify_expr. Use
16258 is_gimple_min_invariant instead of is_gimple_val.
16260 2008-04-01 Joseph Myers <joseph@codesourcery.com>
16262 * doc/include/gpl_v3.texi: Update for manpage generation.
16263 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
16265 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
16266 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
16267 gpl_v3.texi instead of gpl.texi.
16270 2008-04-01 Jakub Jelinek <jakub@redhat.com>
16273 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
16275 2008-04-01 Rafael Espindola <espindola@google.com>
16277 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
16278 (extract_code_and_val_from_cond): Use
16279 extract_code_and_val_from_cond_with_ops.
16281 2008-04-01 Jan Hubicka <jh@suse.cz>
16283 * function.c (free_after_compilation): Free epilogue_delay_list.
16284 (prepare_function_start): Assert that previous compilation was freed.
16286 2008-04-01 Jan Hubicka <jh@suse.cz>
16287 Jim Wilson <wilson@tuliptree.org>
16288 Andreas Tobler <andreast@gcc.gnu.org>
16290 PR middle-end/35781
16291 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
16292 rtl.emit instead cfun->emit.
16293 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
16294 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
16296 2008-04-01 Ben Elliston <bje@au.ibm.com>
16298 * doc/c-tree.texi (Function Basics): Fix grammatical error.
16300 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
16302 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
16304 (fprofile-use): Add var flag_profile_use
16305 * coverage.c (coverage_begin_output): Do not open a gcno file for
16306 output only if -ftest-coverage is set.
16307 Do not add getpwd() to gcda file path.
16308 (build_gcov_info): Check the new flag
16309 flag_profile_datafile_relative_path.
16310 (coverage_init): Use profile_data_prefix.
16311 Read profile counter only if flag_profile_use is set.
16312 * opts.c (common_handle_option): New option fprofile-use=,
16313 fprofile-dir=, fprofile-generate=.
16314 * toplev.c (profile_data_prefix): New variable definition.
16315 * toplev.h (profile_data_prefix): New declaration.
16316 * doc/invoke.tex (Option Summary, Optimization Options):
16319 2008-03-31 James E. Wilson <wilson@tuliptree.org>
16321 * varasm.c (output_constant_pool_1): In LABEL_REF check,
16322 use tmp consistently.
16325 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
16326 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16327 UNSPEC_FR_RECIP_APPROX_RES.
16328 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
16330 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
16333 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
16335 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
16337 PR middle-end/30186
16338 * fold-const.c (fold_indirect_ref_1): Support accessing non first
16339 element of the vector via a pointer.
16341 2008-03-31 Ian Lance Taylor <iant@google.com>
16343 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
16345 2008-03-31 Jan Hubicka <jh@suse.cz>
16347 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16348 get_arg_pointer_save_area.
16349 * expr.c (init_expr): Just clear out rtl.expr.
16350 * function.c (free_after_compilation): Clear out whole RTL structure.
16351 (get_func_frame_size): Merge into ...
16352 (get_frame_size): ... this one.
16353 (assign_stack_local_1): Merge into ...
16354 (assign_stack_local): ... this one.
16355 (expand_function_end): Update call of get_arg_pointer_save_area.
16356 (get_art_pointer_save_area): Remove cfun argument.
16357 * function.h (emit_status): regno_pointer_align does not need length
16358 attribute. Move x_regno_reg_rtx to ...
16359 (regno_reg_rtx): ... new global array.
16360 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
16361 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
16362 apply_args_value, forced_labels, stack_pointer_delta):
16364 (struct varasm_status): Move here from varasm.c
16365 (struct rtl_data): New. Move here some fields from struct function.
16366 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16367 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16368 used_temp_slots avail_temp_slots, temp_slot_level,
16369 nonlocal_goto_handler_labels): Update accesstors.
16370 (rtl): New global variable.
16371 (struct function): Move some fileds to rtl_data.
16372 (get_arg_pointer_save_area): Update prototype.
16373 * emit-rtl.c (rtl): Declare.
16374 (regno_reg_rtx): Declare.
16375 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16377 (gen_reg_rtx): Update.
16378 (init_virtual_regs): Do not tate emit_status argument.
16379 (init_emit): Do not allocate emit.
16380 * varasm.c (varasm_statuc): Move to function.h.
16381 (n_deferred_constatns): Update accestor.
16382 (init_varasm_status): Do not allocate varasm_status.
16383 (force_const_mem, get_pool_size, output_constant_pool): Update.
16384 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16385 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16387 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
16389 PR rtl-optimization/35729
16390 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
16393 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
16396 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
16397 load/store if memory is unaligned.
16398 (*movti_rex64): Likewise.
16400 * config/i386/predicates.md (misaligned_operand): New.
16402 2008-03-31 Andrew Pinski <pinskia@gmail.com>
16405 * tree-ssa-phiopt.c (conditional_replacement): Return early for
16408 2008-03-31 Jan Beulich <jbeulich@novell.com>
16410 * config/ia64/constraints.md: Add 'j' constraint.
16411 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
16412 (movdi_internal): Likewise.
16414 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
16417 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
16419 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
16422 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
16423 proper error message for the third argument on blendpd and
16426 * config/i386/sse.md (blendbits): New.
16427 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
16429 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
16431 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
16433 2008-03-30 Richard Guenther <rguenther@suse.de>
16435 PR middle-end/31023
16436 * fold-const.c (fold_sign_changed_comparison): Do leave
16437 conversions to base-types alone.
16439 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
16441 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
16442 the link register if one altivec register is be saved.
16444 2008-03-30 Ben Elliston <bje@au.ibm.com>
16446 * final.c (final_scan_insn): Remove if (0) code.
16448 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
16450 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
16452 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
16454 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
16455 of V4SFmode to ix86_binary_operator_ok.
16457 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
16459 * config/i386/i386.c (override_options): Initialize
16460 ix86_veclib_handler to ix86_veclibabi_svml when
16461 -mveclibabi=svml is used.
16462 (ix86_veclibabi_svml): New function for SVML ABI style
16463 vectorization support.
16464 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
16466 2008-03-28 Rafael Espindola <espindola@google.com>
16468 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
16469 (tree_binary_nonnegative_warnv_p): Make it public.
16470 (tree_single_nonnegative_warnv_p): Make it public.
16471 (tree_invalid_nonnegative_warnv_p): Make it public.
16472 (tree_unary_nonzero_warnv_p): Make it public.
16473 (tree_binary_nonzero_warnv_p): Make it public
16474 (tree_single_nonzero_warnv_p): Make it public.
16475 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
16476 (extract_range_from_binary_expr): Split the expr argument.
16477 (extract_range_from_unary_expr): Split the expr argument.
16478 (extract_range_from_comparison): Split the expr argument.
16479 (extract_range_from_expr): Use the new aux functions.
16480 (vrp_evaluate_conditional_warnv): Use
16481 vrp_evaluate_conditional_warnv_with_ops.
16482 * tree.h (tree_unary_nonzero_warnv_p): Declare.
16483 (tree_binary_nonzero_warnv_p): Declare.
16484 (tree_single_nonzero_warnv_p): Declare.
16485 (tree_expr_nonzero_warnv_p): Declare.
16486 (tree_unary_nonnegative_warnv_p): Declare.
16487 (tree_binary_nonnegative_warnv_p): Declare.
16488 (tree_single_nonnegative_warnv_p): Declare.
16489 (tree_invalid_nonnegative_warnv_p): Declare.
16491 2008-03-28 Richard Guenther <rguenther@suse.de>
16493 PR tree-optimization/30317
16494 PR tree-optimization/30911
16495 PR tree-optimization/34793
16496 * tree-vrp.c (set_and_canonicalize_value_range): New function.
16497 (struct assert_locus_d): New member EXPR.
16498 (register_new_assert_for): Add EXPR parameter to support
16499 ASSERT_EXPR <name, expr OP limit>.
16500 (register_edge_assert_for_1): Adjust callers.
16501 (find_assert_locations): Likewise.
16502 (process_assert_insertions_for): Build condition from expression.
16503 (extract_range_from_assert): Handle ASSERT_EXPRs
16504 of the form ASSERT_EXPR <name, expr OP limit>.
16505 (register_edge_assert_for_2): New helper registering
16506 asserts for comparisons. Recognize range tests of the form
16507 (unsigned)i - CST1 OP CST2.
16508 (register_edge_assert_for_1): Use it.
16509 (register_edge_assert_for): Likewise.
16510 (needs_overflow_infinity): Integer sub-types
16511 do not need overflow infinities.
16512 (vrp_val_is_max): The extreme values of integer sub-types
16513 are those of the base type.
16514 (vrp_val_is_min): Likewise.
16515 * tree.def (ASSERT_EXPR): Document extra allowed conditional
16518 2008-03-28 Nick Clifton <nickc@redhat.com>
16521 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
16522 Return GENERAL_REGS for stack adjustment reloads.
16524 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16527 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
16528 const_vector when all the vectors are constant.
16530 2008-03-27 Bob Wilson <bob.wilson@acm.org>
16532 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
16534 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
16535 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
16537 (s<code>_sf): Use new scc_sf attribute for opcode names.
16539 2008-03-27 Tom Tromey <tromey@redhat.com>
16541 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
16542 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
16543 config/spu/t-spu-elf, config/i386/t-interix,
16544 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
16545 config/i386/x-darwin, config/i386/x-mingw32,
16546 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
16547 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
16548 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
16549 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
16550 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
16551 config/rs6000/x-darwin, config/rs6000/t-rs6000,
16552 config/score/t-score-elf, config/arm/t-strongarm-pe,
16553 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
16554 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
16555 Revert automatic dependency patch.
16557 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
16560 * config/i386/i386.c (ix86_function_arg_boundary): Align
16561 decimal floating point to its natural boundary.
16563 2008-03-27 Richard Guenther <rguenther@suse.de>
16565 PR middle-end/35716
16566 * fold-const.c (fold_comparison): Restrict distinct decl
16567 comparison folding to VAR_DECLs and PARM_DECLs. Do not
16568 solely rely on operand_equal_p.
16570 2008-03-27 Richard Guenther <rguenther@suse.de>
16573 * c-common.c (handle_weak_attribute): Reject combination of
16576 2008-03-27 Richard Guenther <rguenther@suse.de>
16578 PR tree-optimization/32810
16579 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
16580 conversions from DECL_INITIAL.
16581 (fold_const_aggregate_ref): Likewise from constructor elements.
16583 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
16585 * tree-affine.h (aff_combination_expand): Declare.
16586 (get_inner_reference_aff): Likewise.
16587 * tree-affine.c (aff_combination_expand): Split out from
16588 tree_to_aff_combination_expand.
16589 (get_inner_reference_aff): New function.
16590 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
16591 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
16592 (struct lim_aux_data): sm_done field removed.
16593 (mem_ref_loc_p, mem_ref_locs_p): New types.
16594 (struct mem_ref): Added id, stored, accesses_in_loop,
16595 indep_loop, dep_loop, indep_ref, dep_ref fields.
16596 Removed is_stored, locs and next fields.
16597 (memory_accesses): New variable.
16598 (movement_possibility): Do not allow moving statements
16599 that store to memory.
16600 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
16602 (determine_max_movement): For statements with memory references,
16603 find the outermost loop in that the reference is independent.
16604 (move_computations_stmt): Mark the virtual operands for renaming.
16605 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
16606 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
16607 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
16608 add_vop_ref_mapping, create_vop_ref_mapping_loop,
16609 create_vop_ref_mapping, analyze_memory_references,
16610 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
16611 get_all_locs_in_loop, ref_always_accessed_p,
16612 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
16613 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
16614 store_motion_loop, store_motion): New functions.
16615 (struct vop_to_refs_elt): New type.
16616 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
16617 memref_hash, memref_eq, hoist_memory_references): Rewritten.
16618 (schedule_sm): Replaced by...
16619 (execute_sm): ... this.
16620 (determine_lsm_ref, hoist_memory_references,
16621 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
16622 find_more_ref_vops, free_mem_ref, free_mem_refs,
16623 determine_lsm_loop, determine_lsm): Removed.
16624 (tree_ssa_lim_finalize): Free data structures used by store motion.
16625 (tree_ssa_lim): Call analyze_memory_references. Use
16626 store_motion instead of determine_lsm.
16628 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
16630 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
16631 rename tmake_file to m68hc11/t-m68hc11.
16632 (mcore): Set inhibit_libc to true.
16633 * config.host (alpha*-dec-*vms*): Set extra_programs.
16634 (interix3*): Don't use host_xmake_file.
16635 * configure.ac: Let config.gcc override inhibit_libc.
16636 * configure: Regenerate.
16638 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
16639 * config/t-openbsd-thread: Remove commented out lines.
16641 * config/x-interix: Remove.
16643 * config/m68hc11/t-m68hc11-gas: Rename to...
16644 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
16646 * config/mcore/t-mcore: Remove T_CFLAGS.
16647 * config/mcore/t-mcore-pe: Likewise.
16649 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
16651 * configure.ac: Replace custom __GNU_SOURCE test with
16652 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
16653 * aclocal.m4: Regenerate.
16654 * configure: Regenerate.
16655 * config.in: Regenerate.
16657 2008-03-27 Richard Guenther <rguenther@suse.de>
16659 * fold-const.c (target.h): Include.
16660 (fold_comparison): Fold comparison of addresses of decls
16661 that bind locally or of constants. Consolidate address folding code.
16662 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
16663 results from fold_binary_to_constant.
16664 (compare_values_warnv): Likewise.
16666 2008-03-27 Andrew Pinski <pinskia@gmail.com>
16668 PR middle-end/35429
16669 * fold-const.c (fold_truthop): Check for integeral types when folding
16670 a == 0 && b == 0 and a != 0 || b != 0 .
16672 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
16674 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
16676 2008-03-26 Andreas Schwab <schwab@suse.de>
16678 * doc/invoke.texi: Fix use of @item vs. @itemx.
16680 2008-03-26 Tom Tromey <tromey@redhat.com>
16682 * Makefile.in (build/gensupport.o, build/print-rtl.o,
16683 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
16684 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
16685 build/gencodes.o, build/genconditions.o, build/genconfig.o,
16686 build/genconstants.o, build/genemit.o, build/genextract.o,
16687 build/genflags.o, build/genmddeps.o, build/genopinit.o,
16688 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
16691 2008-03-26 Richard Guenther <rguenther@suse.de>
16694 2008-03-26 Richard Guenther <rguenther@suse.de>
16696 * fold-const.c (target.h): Include.
16697 (fold_comparison): Fold comparison of addresses of two decls
16698 that bind locally. Consolidate address folding code.
16700 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16702 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
16703 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
16704 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
16705 dconstsqrt2, dconstthird, dconste and/or dconst10.
16706 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
16707 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
16708 dconstsqrt2, dconste): Delete.
16709 (init_emit_once): Likewise. Simplify initializing dconstm1.
16711 * real.c (get_real_const): New.
16712 * real.h (dconst3, dconst10, dconstm2, dconstthird,
16713 dconstsqrt2, dconste): Delete.
16714 (real_value_const, get_real_const): New.
16716 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
16718 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
16720 * config/i386/i386.c (ix86_function_arg_boundary): Check
16721 BIGGEST_ALIGNMENT instead of 128.
16722 (setup_incoming_varargs_64): Likewise.
16724 2008-03-26 Tom Tromey <tromey@redhat.com>
16726 * Makefile.in (DEPFILES): Add missing '/'.
16728 2008-03-26 Richard Guenther <rguenther@suse.de>
16730 * fold-const.c (target.h): Include.
16731 (fold_comparison): Fold comparison of addresses of two decls
16732 that bind locally. Consolidate address folding code.
16734 2008-03-26 Nick Clifton <nickc@redhat.com>
16737 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
16738 not allow INT+INT as a legitimate addressing mode.
16740 2008-03-26 Richard Guenther <rguenther@suse.de>
16742 * tree-flow.h (widen_bitfield): Remove declaration.
16743 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
16744 (widen_bitfield): Remove function.
16745 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
16748 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16751 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
16754 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
16756 PR rtl-optimization/35232
16757 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
16758 (forget_old_reloads_1, forget_marked_reloads): Don't clear
16759 reg_reloaded_call_part_clobbered here.
16760 (reload_regs_reach_end_p): New function.
16761 (reload_reg_rtx_for_input): New variable.
16762 (reload_reg_rtx_for_output): Likewise.
16763 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
16764 when reassigning a pseudo register. Load reloadreg from
16765 reload_reg_rtx_for_input, moving the mode and register
16767 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
16768 instead of the original when deciding whether an input reload
16769 would be a no-op or whether an output reload can be deleted.
16770 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
16771 when setting up new_spill_reg_store. Load it from
16772 reload_reg_rtx_for_output, moving the mode and register
16774 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
16775 instead of the original when deciding whether an output reload
16776 would be a no-op. Do the same when modifying insn notes.
16777 Use rtx_equal_p instead of == to compare the registers.
16778 (inherit_piecemeal_p): Take a mode and two register numbers
16780 (emit_reload_insns): Clear new_spill_reg_store for every hard
16781 register in the reload register. Remove spill registers
16782 from reg_reloaded_valid before considering whether to record
16783 inheritance information for them. Use reload_reg_rtx_for_output
16784 instead of reg_rtx when recording output reloads. Use
16785 reload_reg_rtx_for_input instead of reg_rtx when recording
16786 input reloads. Set or clear reg_reloaded_call_part_clobbered
16787 at the same time as setting reg_reloaded_valid.
16788 (delete_output_reload): Add a new_reload_reg parameter and use it
16789 instead of rld[j].reg_rtx.
16790 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
16793 2008-03-25 Tom Tromey <tromey@redhat.com>
16795 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
16796 (build/genattr.o): Likewise.
16797 (build/genattrtab.o): Likewise.
16798 (build/gencodes.o): Likewise.
16799 (build/genconfig.o): Likewise.
16800 (build/genconstants.o): Likewise.
16801 (build/genemit.o): Likewise.
16802 (build/genextract.o): Likewise.
16803 (build/genflags.o): Likewise.
16805 2008-03-25 Bob Wilson <bob.wilson@acm.org>
16807 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
16808 instead of size_int for integer types.
16809 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
16810 to match type of MINUS_EXPR.
16812 2008-03-25 Tom Tromey <tromey@redhat.com>
16814 * configure: Rebuilt.
16815 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
16818 2008-03-25 Tom Tromey <tromey@redhat.com>
16820 * config/x-solaris (host-solaris.o): Update.
16821 * config/x-linux (host-linux.o): Update.
16822 * config/x-hpux (host-hpux.o): Update.
16823 * config/x-darwin (host-darwin.o): Update.
16824 * config/v850/t-v850e (v850-c.o): Update.
16825 * config/v850/t-v850 (v850-c.o): Update.
16826 * config/t-vxworks (vxworks.o): Update.
16827 * config/t-sol2 (sol2-c.o, sol2.o): Update.
16828 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
16829 * config/spu/t-spu-elf (spu-c.o): Update.
16831 * config/sh/t-symbian (sh-c.o): Update.
16832 (symbian.o): Update.
16833 * config/sh/t-sh (sh-c.o): Update.
16834 * config/score/t-score-elf (score7.o, score3.o): Update.
16835 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
16836 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
16837 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
16838 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
16839 (rs6000.o): Remove.
16840 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16841 * config/m32c/t-m32c (m32c-pragma.o): Update.
16842 * config/ia64/t-ia64 (ia64-c.o): Update.
16843 * config/i386/x-mingw32 (host-mingw32.o): Update.
16844 * config/i386/x-i386 (driver-i386.o): Update.
16845 * config/i386/x-darwin (host-i386-darwin.o): Update.
16846 * config/i386/x-cygwin (host-cygwin.o): Update.
16847 * config/i386/t-nwld (nwld.o): Update.
16848 * config/i386/t-netware (netware.o): Update.
16849 * config/i386/t-interix (winnt.o): Update.
16850 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
16851 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
16852 msformat-c.o): Update.
16853 * config/bfin/t-bfin-linux (generated_files): Add
16854 linux-sysroot-suffix.h.
16855 * config/arm/t-wince-pe (pe.o): Update.
16856 * config/arm/t-strongarm-pe (pe.o): Update.
16857 * config/arm/t-pe (pe.o): Update.
16858 * config/arm/t-arm (arm-c.o): Update.
16859 * doc/install.texi (Prerequisites): Require make 3.80.
16860 * Makefile.in: Remove .o targets.
16861 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
16862 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
16863 (simple_generated_h, simple_generated_c): Move earlier.
16864 (generated_files): New variable.
16865 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
16866 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
16867 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
16868 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
16869 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
16870 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
16871 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
16872 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
16873 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
16874 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
16875 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
16876 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
16878 (COMPILE.base, COMPILE): New variables.
16879 (%.o): New pattern rule.
16880 (ALL_HOST_OBJS): New variable.
16881 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
16882 (dummy-checksum.o, cc1-checksum.o): Remove.
16883 (DRIVER_SHLIB): New variable.
16884 (DRIVER_DEFINES): Use it.
16885 (gencondmd.c): Move out of build/.
16886 (s-conditions): Update.
16887 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
16888 (ALL_BUILD_OBJS): Likewise.
16889 (build/%.o): Use BUILDCOMPILE.
16890 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
16891 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
16892 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
16893 build/gencheck.o, build/gencodes.o, build/genconditions.o,
16894 build/genconfig.o, build/genconstants.o, build/genemit.o,
16895 build/genextract.o, build/genflags.o, build/genmddeps.o,
16896 build/genopinit.o, build/genoutput.o, build/genpeep.o,
16897 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
16898 build/gen-protos.o, build/scan.o, build/fix-header.o,
16899 build/scan-decls.o): Simplify.
16900 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
16901 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
16902 prefix.o, toplev.o): Reduce to variable setting.
16903 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
16904 ($(out_object_file), gcc-options.o): New targets.
16905 ($(ALL_HOST_OBJS)): New target. Include dependency files.
16906 * configure: Rebuilt.
16907 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
16908 * doc/sourcebuild.texi (Front End Directory): Document new variable.
16910 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
16912 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
16913 complain when we hit an error, return ERROR_MARK_NODE.
16915 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
16917 * config/sh/constraints.md (Pso, Psz): New constraints.
16918 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
16919 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
16921 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
16923 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
16924 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
16926 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
16928 * config/sh/sh.md (prefetch): Add condition for SH2A target.
16929 (prefetch_sh2a): New.
16931 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
16932 Naveen.H.S <naveen.hs@kpitcummins.com>
16934 * config/sh/constraints.md (I28): New constraint.
16935 * config/sh/sh.c (broken_move): Add support for movi20s.
16936 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
16938 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
16939 Jayant Sonar <Jayant.sonar@kpitcummins.com>
16940 Naveen.H.S <naveen.hs@kpitcummins.com>
16942 * config/sh/sh.c (SH_ATTRIBUTES): Define.
16943 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
16944 (print_operand): Handle resbank in %@ operand code.
16945 (sh_encode_section_info): New.
16946 (push_regs): Add conditions for resbank.
16947 (sh_expand_epilogue): Likewise.
16948 (sh_insert_attributes): Likewise.
16949 (sh_attribute_table): Likewise.
16950 (sh_handle_resbank_handler_attribute): New.
16951 (sh2a_handle_function_vector_handler_attribute): New.
16952 (sh2a_is_function_vector_call): New.
16953 (sh2a_get_function_vector_number): New.
16954 (sh2a_function_vector_p): New.
16955 (sh_cfun_resbank_handler_p): New.
16956 * config/sh/sh.md (calli): Emit jsr/n if possible.
16957 (calli_tbr_rel): New.
16958 (calli_pcrel): Emit jsr/n if possible.
16959 (return_i): Emit rts/n if possible.
16960 (call_valuei_tbr_rel): New.
16961 (call_valuei_pcrel): Add condition for SH2A target.
16962 (call_value): Likewise.
16963 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
16964 (sh2a_get_function_vector_number): Likewise.
16965 (sh2a_is_function_vector_call): Likewise.
16966 * doc/extend.texi: Document TBR relative addressing of SH2A.
16967 (resbank): Add description for SH2A.
16969 2008-03-24 Richard Guenther <rguenther@suse.de>
16972 * gimplify.c (gimplify_modify_expr): For frontend type-correct
16973 pointer assignments change conversions according to middle-end rules.
16974 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
16975 * configure.ac: Include type checking in yes.
16976 * configure: Regenerate.
16978 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16980 * diagnostic.c (diagnostic_count_diagnostic): Delete.
16981 (diagnostic_report_diagnostic): Update. Handle ICEs here.
16983 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
16985 * gthr-vxworks.h (UNUSED): Define.
16987 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
16989 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
16991 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
16993 * doc/extend.texi (Function Attributes): Add missing comma in the
16994 example of the "alloc_size" attribute.
16996 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
16999 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17001 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17004 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17007 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17008 of the underlying type of a MS bitfield layout to the natural
17009 alignment of the type.
17011 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17013 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17014 to their natural alignment to avoid store forwarding stalls.
17016 2008-03-22 Richard Guenther <rguenther@suse.de>
17018 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
17019 For PHI nodes verify the address is invariant.
17020 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
17021 (get_symbol_constant_value): Use is_gimple_min_invariant.
17022 (maybe_fold_stmt_indirect): Likewise.
17024 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
17026 PR rtl-optimization/33927
17027 * Makefile.in (dse.o): Depend on $(TM_P_H).
17028 * expr.h (extract_low_bits): Declare.
17029 * expmed.c (extract_low_bits): New function.
17030 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
17031 * dse.c: Include tm_p.h.
17032 (find_shift_sequence): Remove the read_reg argument and return the
17033 read value. Emit the instructions instead of returning them.
17034 Iterate on new_mode rather than calculating it each time.
17035 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
17036 source to NEW_MODE and extract_low_bits to convert the shifted
17037 value to READ_MODE.
17038 (replace_read): Allow the load and store to have different mode
17039 classes. Use extract_low_bits when SHIFT == 0. Create the shift
17040 or extraction instructions before trying the replacement. Update
17041 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
17043 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17045 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17046 to their natural alignment to avoid store forwarding stalls.
17048 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17051 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
17052 encouraging but not allowing gprs for input;
17053 change the input constraint to !f#r.
17054 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
17056 change the output constraint to !f#r.
17058 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
17061 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
17062 corresponding post-reload splitters.
17063 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
17064 when x87 FP math is selected.
17065 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
17066 New function prototype.
17067 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
17068 unreachable function to ease macroization of insn patterns.
17070 2008-03-21 Martin Jambor <mjambor@suse.cz>
17072 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
17073 reference dumps if ddr is NULL or dependence is unknown.
17075 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17077 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
17078 unsigned extension into account.
17079 (ATOMIC_COMPARE_AND_SWAP): Likewise.
17080 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
17081 Do computations on a scratch register.
17083 2008-03-21 Richard Guenther <rguenther@suse.de>
17085 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17086 Use is_gimple_min_invariant instead of TREE_INVARIANT.
17087 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
17088 * tree-ssa-dom.c (record_equality): Likewise.
17089 * tree-inline.c (copy_body_r): Likewise.
17090 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
17093 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17095 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
17096 as 'delete_unused' argument.
17098 2008-03-20 Richard Guenther <rguenther@suse.de>
17100 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17101 special casing of constant qualifiers.
17102 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
17103 care about them in general.
17104 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
17105 regardless of their type.
17106 (fold_stmt_r): Forcefully fold *& if we end up with that.
17108 2008-03-20 Paul Brook <paul@codesourcery.com>
17110 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
17111 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
17113 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
17115 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
17116 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
17118 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
17120 * common.opt (Wmudflap): New option.
17121 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
17122 (mx_register_decls): Likewise.
17123 (mudflap_finish_file): Likewise.
17124 * doc/invoke.texi: Document -Wno-mudflap.
17126 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
17128 * c-format.c (replace_format_name_to_system_name): New.
17129 (cmp_attribs): New.
17130 (convert_format_name_to_system_name): New.
17131 (decode_format_attr): Add use of convert_format_name_to_system_name.
17132 (format_types_orig): Add gnu_ prefix to names.
17133 (check_format_info_main): Special treating of \0 escaped names for
17134 supporting multi-character format specifiers as I32, I64.
17135 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
17136 (gnu_target_overrides_format_attributes): New.
17137 * c-format.h: Add structure target_ovr_attr to hold
17138 system specific formatter names.
17139 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
17140 msformat-c.o file to c_target_objs and cxx_target_objs.
17141 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17142 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
17143 (TARGET_N_FORMAT_TYPES): New.
17144 * config/i386/msformat-c.c: New.
17145 * config/i386/t-cygming: Add build rule for msformat-c.o.
17146 * doc/extend.texi: Add new format names gnu_* and ms_* and
17148 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17150 2008-03-20 Ira Rosen <irar@il.ibm.com>
17152 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
17153 optimizations turned on under -O3.
17154 (ftree-vectorize): Add that the flag is turned on with -O3.
17156 2008-03-20 Ben Elliston <bje@au.ibm.com>
17158 * regmove.c (try_auto_increment): Fix spelling error in comment.
17159 * final.c (final_scan_insn): Likewise.
17161 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
17164 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
17165 allocator preferences for "y" and "r" class registers.
17166 ("*mov<mode>_internal"): Ditto.
17167 ("*movv2sf_internal_rex64"): Ditto.
17168 ("*movv2sf_internal"): Ditto.
17170 2008-03-19 Michael Matz <matz@suse.de>
17172 PR middle-end/35616
17173 * calls.c (expand_call): Check overlap of arguments with call
17174 address for sibcalls.
17176 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17179 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17180 of the underlying type of a MS bitfield layout to the natural
17181 alignment of the type.
17183 2008-03-19 Jan Hubicka <jh@suse.cz>
17186 * toplev.c (decode_d_option): Handle all CPP flags.
17187 * tree-vrp.c: Update tree_pass descriptors.
17188 * regrename.c: Update tree_pass descriptors.
17189 * fwprop.c: Update tree_pass descriptors.
17190 * doc/invoke.texi: Remove documentation of dropped -d? flags.
17191 * tree-into-ssa.c: Update tree_pass descriptors.
17192 * tree-dump.c: Update tree_pass descriptors.
17193 * tree-complex.c: Update tree_pass descriptors.
17194 * tree-dump.h: Update tree_pass descriptors.
17195 * see.c: Update tree_pass descriptors.
17196 * cgraphbuild.c: Update tree_pass descriptors.
17197 * tracer.c: Update tree_pass descriptors.
17198 * tree-loop-distribution.c: Update tree_pass descriptors.
17199 * cgraph.c: Update tree_pass descriptors.
17200 * postreload-gcse.c: Update tree_pass descriptors.
17201 * postreload.c: Update tree_pass descriptors.
17202 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
17203 * tree-tailcall.c: Update tree_pass descriptors.
17204 * tree-pass.h (tree_opt_pass): Rename to ...
17205 (opt_pass) ... this one; add "type" field and remove letter field.
17206 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
17207 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
17208 all_lowering_passes): Update declaration.
17209 * ipa-cp.c: Update tree_pass descriptors.
17210 * final.c: Update tree_pass descriptors.
17211 * omp-low.c: Update tree_pass descriptors.
17212 * tree-ssa-dse.c: Update tree_pass descriptors.
17213 * ipa-reference.c: Update tree_pass descriptors.
17214 * tree-ssa-uncprop.c: Update tree_pass descriptors.
17215 * auto-inc-dec.c: Update tree_pass descriptors.
17216 * reorg.c: Update tree_pass descriptors.
17217 * cgraphunit.c: Update tree_pass descriptors.
17218 * tree-ssa-copyrename.c: Update tree_pass descriptors.
17219 * tree-ssa-ccp.c: Update tree_pass descriptors.
17220 * df-core.c: Update tree_pass descriptors.
17221 * mode-switching.c: Update tree_pass descriptors.
17222 * tree-nomudflap.c: Update tree_pass descriptors.
17223 * modulo-sched.c: Update tree_pass descriptors.
17224 * ipa-pure-const.c: Update tree_pass descriptors.
17225 * cse.c: Update tree_pass descriptors.
17226 * web.c: Update tree_pass descriptors.
17227 * tree-stdarg.c: Update tree_pass descriptors.
17228 * tree-ssa-math-opts.c: Update tree_pass descriptors.
17229 * tree-ssa-dom.c: Update tree_pass descriptors.
17230 * tree-nrv.c: Update tree_pass descriptors.
17231 * tree-ssa-alias.c: Update tree_pass descriptors.
17232 * loop-init.c: Update tree_pass descriptors.
17233 * gimple-low.c: Update tree_pass descriptors.
17234 * ipa-inline.c: Update tree_pass descriptors.
17235 * tree-ssa-sink.c: Update tree_pass descriptors.
17236 * global.c: Update tree_pass descriptors.
17237 * ifcvt.c: Update tree_pass descriptors.
17238 * jump.c: Update tree_pass descriptors.
17239 * predict.c: Update tree_pass descriptors.
17240 * tree-ssa-loop.c: Update tree_pass descriptors.
17241 * recog.c: Update tree_pass descriptors.
17242 * dse.c: Update tree_pass descriptors.
17243 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
17244 * tree-eh.c: Update tree_pass descriptors.
17245 * regmove.c: Update tree_pass descriptors.
17247 * function.c: Update tree_pass descriptors.
17248 * tree-vectorizer.c: Update tree_pass descriptors.
17249 * gcse.c: Update tree_pass descriptors.
17250 * ipa-type-escape.c: Update tree_pass descriptors.
17251 * tree-if-conv.c: Update tree_pass descriptors.
17252 * init-regs.c: Update tree_pass descriptors.
17253 * ipa.c: Update tree_pass descriptors.
17254 * tree-ssa-phiopt.c: Update tree_pass descriptors.
17255 * rtl-factoring.c: Update tree_pass descriptors.
17256 * lower-subreg.c: Update tree_pass descriptors.
17257 * bt-load.c: Update tree_pass descriptors.
17258 * tree-dfa.c: Update tree_pass descriptors.
17259 * except.c: Update tree_pass descriptors.
17260 * emit-rtl.c: Update tree_pass descriptors.
17261 * cfgexpand.c: Update tree_pass descriptors.
17262 * tree-cfgcleanup.c: Update tree_pass descriptors.
17263 * cfgcleanup.c: Update tree_pass descriptors.
17264 * tree-ssa-pre.c: Update tree_pass descriptors.
17265 * tree-sra.c: Update tree_pass descriptors.
17266 * tree-mudflap.c: Update tree_pass descriptors.
17267 * tree-ssa-copy.c: Update tree_pass descriptors.
17268 * cfglayout.c: Update tree_pass descriptors.
17269 * tree-ssa-forwprop.c: Update tree_pass descriptors.
17270 * tree-ssa-dce.c: Update tree_pass descriptors.
17271 * tree-ssa.c: Update tree_pass descriptors.
17272 * regclass.c: Update tree_pass descriptors.
17273 * integrate.c: Update tree_pass descriptors.
17274 * tree-optimize.c: Update tree_pass descriptors.
17275 * tree-ssa-phiprop.c: Update tree_pass descriptors.
17276 * tree-object-size.c: Update tree_pass descriptors.
17277 * combine.c: Update tree_pass descriptors.
17278 * tree-outof-ssa.c: Update tree_pass descriptors.
17279 * bb-reorder.c: Update tree_pass descriptors.
17280 * stack-ptr-mod.c: Update tree_pass descriptors.
17281 * var-tracking.c: Update tree_pass descriptors.
17282 * tree-profile.c: Update tree_pass descriptors.
17283 * tree-vect-generic.c: Update tree_pass descriptors.
17284 * reg-stack.c: Update tree_pass descriptors.
17285 * sched-rgn.c: Update tree_pass descriptors.
17286 * tree-ssa-structalias.c: Update tree_pass descriptors.
17287 * tree-cfg.c: Update tree_pass descriptors.
17288 * passes.c (current_pass): Update declaration.
17289 (finish_optimization_passes): Update.
17290 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
17291 (register_one_dump_file, register_dump_files_1, next_pass_1):
17293 (init_optimization_passes): Update handling of new types.
17294 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
17295 * ipa-struct-reorg.c: Update tree_pass descriptors.
17296 * tree-ssa-reassoc.c: Update tree_pass descriptors.
17297 * combine-stack-adj.c: Update tree_pass descriptors.
17298 * cfgrtl.c: Update tree_pass descriptors.
17299 * dce.c: Update tree_pass descriptors.
17300 * tree-ssanames.c: Update tree_pass descriptors.
17302 2008-03-19 Richard Guenther <rguenther@suse.de>
17304 PR middle-end/35609
17305 * tree-ssa.c (walk_data): New structure.
17306 (warn_uninitialized_var): If not always_executed warn with "maybe"
17308 (execute_early_warn_uninitialized): Compute post-dominators.
17309 Initialize always_executed before processing each basic block.
17311 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
17314 * config/i386/i386.c (x86_this_parameter): Calculate correct location
17315 of "this" pointer when "regparm = N" or "fastcall" is in effect.
17317 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17319 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
17321 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
17323 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
17325 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
17326 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
17327 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
17328 target after ignore has been set, and move there also the commputation
17329 of subtarget and original_target.
17330 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
17331 (LANG_HOOKS_INITIALIZER): Remove it.
17332 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
17334 2008-03-18 Richard Guenther <rguenther@suse.de>
17336 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
17337 found an expression with constants, note that in the VN for the lhs.
17338 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
17339 fold them to constants if possible. Run cleanup_cfg if done so.
17340 (execute_pre): Return todo.
17341 (do_pre): Likewise.
17342 (execute_fre): Likewise.
17343 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
17345 (get_prop_source_stmt): Look through pointer conversions.
17347 2008-03-18 Jan Hubicka <jh@suse.cz>
17349 * tree-pretty-print.c: Include predict.h.
17350 (dump_generic_node): Dump predictor.
17351 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
17352 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
17353 * gimple-low.c (lower_stmt): Likewise.
17354 * expr.c (expand_expr_real): Likewise.
17355 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
17357 (build_predict_expr, build_predict_expr): New.
17358 * predict.h (predictor_name, build_predict_expr): Update.
17359 * c-typeck.c (c_finish_bc_stmt): Add prediction.
17360 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
17361 * predict.def (PRED_CONTINUE): Update hitrate.
17362 * tree.def (PREDICT_EXPR): Define.
17363 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
17364 do not handle BIND_EXPR.
17365 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
17366 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
17367 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
17370 2008-03-18 Michael Matz <matz@suse.de>
17372 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
17374 2008-03-18 Richard Guenther <rguenther@suse.de>
17376 * tree-gimple.h (is_gimple_invariant_address): Declare.
17377 (is_gimple_constant): Likewise.
17378 * tree-gimple.c (is_gimple_constant): New function.
17379 (is_gimple_invariant_address): Likewise.
17380 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
17381 and is_gimple_invariant_address.
17382 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
17384 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
17385 an addressable base.
17387 2008-03-18 Jakub Jelinek <jakub@redhat.com>
17389 PR middle-end/35611
17390 * gimplify.c (gimplify_expr): Gimplify second operand of
17393 2008-03-17 Richard Guenther <rguenther@suse.de>
17395 PR tree-optimization/19637
17396 * fold-const.c (fold_unary): Remove restrictions of removing
17397 intermediate pointer-conversions (P2)(P1)P0.
17398 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
17399 conversion to void pointer.
17400 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
17402 2008-03-16 James E. Wilson <wilson@tuliptree.org>
17405 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
17406 emulated thread local variables.
17408 2008-03-16 Richard Guenther <rguenther@suse.de>
17410 PR middle-end/35607
17411 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
17412 expand TREE_INVARIANT operations that are not gimple invariant.
17414 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
17416 * doc/extend.texi (Alignment): Say that the ABI controls
17417 the __alignof__ for non-strict-alignment targets rather
17418 than being a recommendation.
17420 2008-03-15 Paul Brook <paul@codesourcery.com>
17422 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
17424 (arm_output_fn_unwind): Mark functions that can not be unwound.
17426 2008-03-15 Paul Brook <paul@codesourcery.com>
17428 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
17429 extension instructions.
17431 2008-03-15 Richard Guenther <rguenther@suse.de>
17433 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
17434 and fold constant aggregate refs.
17435 (fold_const_aggregate_ref): Handle string constants
17436 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
17437 (evaluate_stmt): Simplify now that ccp_fold folds constant
17440 2008-03-15 Paul Brook <paul@codesourcery.com>
17442 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
17443 (extzv): Use gen_extzv_t2.
17444 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
17446 2008-03-15 Richard Guenther <rguenther@suse.de>
17448 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
17449 (fold_const_aggregate_ref): Likewise.
17450 (get_value): Return NULL if we don't have any values.
17451 (ccp_finalize): Set const_val to NULL after freeing it.
17452 * tree-flow.h (get_symbol_constant_value): Declare.
17453 (fold_const_aggregate_ref): Likewise.
17454 * tree-ssa-sccvn.c (try_to_simplify): Use them.
17456 2008-03-15 Richard Guenther <rguenther@suse.de>
17458 PR middle-end/35593
17459 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
17460 to not produce negative array indices if not allowed. Add
17461 parameter to indicate that.
17462 (maybe_fold_offset_to_component_ref): Allow negative array
17463 indices only for the first member of a structure.
17464 (maybe_fold_offset_to_reference): Allow negative array indices.
17465 (maybe_fold_stmt_addition): Likewise.
17467 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
17468 Anatoly Sokolov <aesok@post.ru>
17470 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
17471 (avr_arch): Add ARCH_AVR6.
17472 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
17473 (initial_elimination_offset): Initialize and use 'avr_pc_size'
17474 instead of fixed value 2.
17475 (print_operand_address): Use gs() asm specifier instead of pm().
17476 (avr_assemble_integer): (Ditto.).
17477 (avr_output_addr_vec_elt): (Ditto.).
17478 (print_operand): Handle "!" code.
17479 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
17480 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
17481 (AVR_HAVE_EIJMP_EICALL): Define.
17482 (AVR_3_BYTE_PC): Redefine.
17483 (AVR_2_BYTE_PC): (Ditto.).
17484 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
17485 (LINK_SPEC): Add atmega2560 and atmega2561.
17486 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
17488 * config/avr/avr.md (call_insn): Use eicall instead of icall
17489 for 3 byte PC devices.
17490 (call_value_insn): (Ditto.).
17491 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
17492 (indirect_jump): Use only for for 2 byte PC devices.
17493 (*tablejump): (Ditto.).
17494 (*indirect_jump_avr6): Add insn.
17495 (*tablejump_rjmp): Don't use for 3 byte PC devices.
17496 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
17497 instead of ijmp for 3 byte PC devices.
17498 (__tablejump2__): (Ditto.).
17499 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
17500 (MULITLIB_DIRNAMES): (Ditto.).
17501 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
17503 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
17505 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
17506 "sse2_umulsidi3". Use V1DI mode for operand 0.
17507 ("mmx_psadbw"): Use V1DI mode for operand 0.
17508 * config/i386/i386-modes.def (V1SI): New vector mode.
17509 * config/i386/i386.c (struct builtin_description)
17510 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
17511 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
17512 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
17513 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
17514 v1di_ftype_v8qi_v8qi type.
17515 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
17517 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
17518 __builtin_ia32_pmuludq]: Fix the mode of return value.
17520 2008-03-15 Richard Guenther <rguenther@suse.de>
17522 PR middle-end/35595
17523 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
17526 2008-03-14 Bob Wilson <bob.wilson@acm.org>
17528 * doc/invoke.texi (Option Summary, Xtensa Options): Document
17529 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
17530 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
17531 unless TARGET_SERIALIZE_VOLATILE is enabled.
17532 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
17533 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
17534 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
17536 2008-03-14 Richard Guenther <rguenther@suse.de>
17538 PR tree-optimization/34172
17539 * tree-flow.h (refs_may_alias_p): Declare.
17540 (get_single_def_stmt): Likewise.
17541 (get_single_def_stmt_from_phi): Likewise.
17542 (get_single_def_stmt_with_phi): Likewise.
17543 * tree-dfa.c (refs_may_alias_p): New function.
17544 (get_single_def_stmt): Likewise.
17545 (get_single_def_stmt_from_phi): Likewise.
17546 (get_single_def_stmt_with_phi): Likewise.
17547 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
17548 (vn_reference_lookup_1): New helper function.
17549 (vn_reference_lookup): Walk the virtual use-def chain to
17550 continue searching for a match if the def does not alias the
17551 reference we are looking for.
17553 2008-03-14 David Edelsohn <edelsohn@gnu.org>
17555 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
17556 archive and Perzl. Update The Written Word listing.
17558 2008-03-14 Richard Guenther <rguenther@suse.de>
17560 PR tree-optimization/34043
17561 PR tree-optimization/33989
17562 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
17564 (bitmap_find_leader): Use extra argument to verify dominance
17565 relationship inside a basic-block.
17566 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
17567 (find_leader_in_sets): Adjust.
17568 (create_component_ref_by_pieces): Take extra argument for
17569 dominance check, handle lookup failures.
17570 (find_or_generate_expression): Likewise.
17571 (create_expression_by_pieces): Likewise.
17572 (insert_into_preds_of_block): Adjust.
17573 (create_value_expr_from): If asked for, verify all operands
17574 are in the blocks AVAIL_OUT set.
17575 (make_values_for_stmt): Check for SSA_NAMEs that are life
17576 over an abnormal edge.
17577 (compute_avail): Remove such check.
17578 (do_SCCVN_insertion): New function.
17579 (eliminate): If we do not find a leader suitable for replacement
17580 insert a replacement expression from SCCVN if available.
17581 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
17582 (struct vn_ssa_aux): Add needs_insertion flag.
17583 * tree-ssa-sccvn.c (may_insert): New global flag.
17584 (copy_reference_ops_from_ref): Value-number union member access
17585 based on its size, not type and member if insertion is allowed.
17586 (visit_reference_op_load): For a weak match from union type
17587 punning lookup a view-converted value and insert a SSA_NAME
17588 for that value if that is not found.
17589 (visit_use): Make dumps shorter. Do not disallow value numbering
17590 SSA_NAMEs that are life over an abnormal edge to constants.
17591 (free_scc_vn): Release inserted SSA_NAMEs.
17592 (run_scc_vn): New flag to specify whether insertion is allowed.
17593 Process SSA_NAMEs in forward order.
17594 * tree-ssa-loop-im.c (for_each_index): Handle invariant
17595 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
17596 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
17597 pointer type to/from integral types that do not change the
17598 precision to regular conversions.
17600 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
17602 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
17603 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
17604 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
17605 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
17606 input arguments and the mode of return value. Built-in functions
17607 that operate on whole 64-bit MMX register now use V1DI mode.
17609 2008-03-13 Alon Dayan <alond@il.ibm.com>
17610 Olga Golovanevsky <olga@il.ibm.com>
17612 PR tree-optimization/35041
17613 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
17614 to locate the right position in a statement.
17616 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
17620 * config/i386/xmmintrin.h: Change all static inline functions to
17621 extern inline and add __gnu_inline__ attribute.
17622 * config/i386/bmintrin.h: Ditto.
17623 * config/i386/smmintrin.h: Ditto.
17624 * config/i386/tmmintrin.h: Ditto.
17625 * config/i386/mmintrin-common.h: Ditto.
17626 * config/i386/ammintrin.h: Ditto.
17627 * config/i386/emmintrin.h: Ditto.
17628 * config/i386/pmmintrin.h: Ditto.
17629 * config/i386/mmintrin.h: Ditto.
17630 * config/i386/mm3dnow.h: Ditto.
17632 2008-03-13 Jakub Jelinek <jakub@redhat.com>
17634 PR middle-end/35185
17635 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
17636 (lower_omp_2): New function.
17637 (lower_omp_1, lower_omp): Rewritten.
17639 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
17642 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
17643 with the phrase "Microsoft Windows compilers".
17644 (Push/Pop Macro Pragmas): New subsection. Document
17645 #pragma push_macro and pragma pop_macro.
17647 2008-03-12 Paul Brook <paul@codesourcery.com>
17649 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
17651 2008-03-12 Paul Brook <paul@codesourcery.com>
17653 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
17654 (thumb2_alusi3_short): Exclude PLUS and MINUS.
17655 (thumb2_addsi_shortim): Rename ...
17656 (thumb2_addsi_short): ... to this. Allow register operands.
17657 (thumb2_subsi_short): New pattern.
17658 (thumb2_one_cmplsi2_short,
17659 thumb2_negsi2_short): New patterns and peepholes.
17661 2008-03-12 Paul Brook <paul@codesourcery.com>
17663 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
17665 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
17667 * config/i386/i386.md (int_cond): New code iterator.
17669 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
17670 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
17671 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
17672 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
17673 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
17674 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
17675 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
17676 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
17678 2008-03-12 Paul Brook <paul@codesourcery.com>
17680 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
17681 instead of {arm,thumb}_compute_save_reg_mask.
17682 (output_return_instruction): Ditto.
17683 (thumb_unexpanded_epilogue): Ditto.
17684 (thumb1_expand_prologue): Ditto.
17685 (thumb1_output_function_prologue): Ditto.
17686 (arm_set_return_address): Ditto.
17687 (thumb_set_return_address): Ditto.
17688 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
17689 regs to achieve stack alignment.
17690 (thumb1_compute_save_reg_mask): Fix compiler warning.
17691 (arm_output_epilogue): Use offsets->saved_regs_mask.
17692 Adjust stack pointer by poping call clobered registers.
17693 (arm_expand_prologue): Use offsets->saved_regs_mask.
17694 Adjust stack pointer by pushing extra registers.
17695 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
17697 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
17700 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
17701 conversion to the operands of a multiplication.
17703 2008-03-12 Richard Guenther <rguenther@suse.de>
17705 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
17706 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
17707 * timevar.def (TV_TREE_PHIPROP): Add.
17708 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
17709 pass description. Use TV_TREE_PHIPROP.
17710 * tree-ssa-forwprop.c: Remove phiprop code.
17712 2008-03-12 Jakub Jelinek <jakub@redhat.com>
17714 PR middle-end/35549
17715 * omp-low.c (maybe_lookup_decl): Constify first argument.
17716 (use_pointer_for_field): Change last argument from bool to
17717 omp_context *. Disallow shared copy-in/out in nested
17718 parallel if decl is shared in outer parallel too.
17719 (build_outer_var_ref, scan_sharing_clauses,
17720 lower_rec_input_clauses, lower_copyprivate_clauses,
17721 lower_send_clauses, lower_send_shared_vars): Adjust callers.
17723 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
17724 Ira Rosen <irar@il.ibm.com>
17726 * tree-vectorizer.c (free_stmt_vec_info): New function.
17727 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
17728 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
17729 * tree-vectorizer.h (free_stmt_vec_info): Declare.
17730 * tree-vect-transform.c (vectorizable_conversion): Free
17731 vec_oprnds0 if it was allocated.
17732 (vect_permute_store_chain): Remove unused VECs.
17733 (vectorizable_store): Free VECs that are allocated in the..
17735 (vect_transform_strided_load, vectorizable_load): Likewise.
17736 (vect_remove_stores): Simplify the code.
17737 (vect_transform_loop): Move code to vect_remove_stores().
17738 Call vect_remove_stores() and free_stmt_vec_info().
17740 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17742 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
17743 TARGET_HPUX. Revise comment.
17744 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
17745 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
17746 Use sr4 variant of `be' instruction when not generating PIC code.
17747 (attr_length_call): Adjust for above change.
17749 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17751 * ipa-reference.c (static_execute): Remove module_statics_const and
17752 associated setting code.
17754 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
17757 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
17758 predicate for operand 1.
17759 (paritysi2_cmp): Use register_operand predicate for operand 2.
17760 Use earlyclobber modifier for operand 1. Remove support for
17762 (paritydi2_cmp): Use register_operand predicate for operand 3.
17763 Use earlyclobber modifier for operand 1. Remove support for
17766 2008-03-11 Paul Brook <paul@codesourcery.com>
17767 Vladimir Prus <vladimir@codesourcery.com>
17769 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
17770 (arm_compute_save_reg0_reg12_mask): Always
17771 check if register 11 must be saved. Always safe hard frame pointer
17772 when frame_pointer_needeed.
17773 (arm_compute_save_reg_mask): Save IP and PC
17774 only with apcs frames.
17775 (arm_output_epilogue): Adjust Thumb2 codepath to
17776 be also invoked and work for ARM non-apcs frames.
17777 (arm_expand_prologue): Don't bother saving IP
17778 for non-apcs frame, since it's not clobbered by
17779 prologue code. Implement non-apcs frame
17782 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
17784 PR rtl-optimization/35281
17785 * expr.c (convert_move): Use a new pseudo for the intermediate
17786 from_mode->word_mode result.
17788 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
17790 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
17791 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
17792 * toplev.c (compile_file): Don't call it.
17794 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
17796 PR middle-end/35526
17797 * expr.c (store_expr): Call emit_block_move if the mode
17798 of "temp" RTX is BLKmode.
17800 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17801 Richard Guenther <rguenther@suse.de>
17803 PR tree-optimization/31358
17804 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
17805 the step with a NULL_TREE.
17806 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
17807 to sizetype if type is a pointer type.
17808 (add_candidate_1): Don't convert the base and step to
17809 the generic type if the orginal type is a pointer type.
17810 (add_iv_value_candidates): Use sizetype for the step
17811 if type is a pointer type.
17812 (cand_value_at): Likewise.
17813 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
17815 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
17816 Don't convert the tem affine to the type.
17817 (add_elt_to_tree): Use sizetype for the step if a pointer.
17818 Use POINTER_PLUS_EXPR for pointers.
17819 (aff_combination_to_tree): Use sizetype for the step if a
17822 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
17824 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
17825 Remove commutativity hint.
17827 2008-03-10 Jakub Jelinek <jakub@redhat.com>
17831 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
17832 errorneous type. Check that v is a VAR_DECL.
17834 PR middle-end/35099
17835 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
17837 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
17839 PR tree-optimization/35494
17840 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
17841 may be overriden at link and run time.
17843 2008-03-10 Richard Guenther <rguenther@suse.de>
17845 PR tree-optimization/34677
17846 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
17847 (poolify_tree): Likewise.
17848 (modify_expr_template): Likewise.
17849 (poolify_modify_stmt): Likewise.
17850 (insert_fake_stores): Handle all component-ref style stores
17851 in addition to INDIRECT_REF. Also handle complex types.
17852 Do not poolify the inserted load.
17853 (realify_fake_stores): Do not rebuild the tree but only
17854 make it a SSA_NAME copy.
17855 (init_pre): Remove initialzation of modify_expr_template.
17856 Do not allocate modify_expr_node_pool.
17857 (fini_pre): Do not free modify_expr_node_pool.
17859 2008-03-10 Paul Brook <paul@codesourcery.com>
17861 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
17862 to avoid conflicts.
17864 2008-03-10 Paul Brook <paul@codesourcery.com>
17865 Mark Shinwell <shinwell@codesourcery.com>
17867 * config/arm/cortex-r4.md: New.
17868 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
17870 * config/arm/arm.md: Include cortex-r4.md.
17871 (insn): Add smmls, sdiv and udiv values.
17872 (generic_sched): Don't use generic scheduling for Cortex-R4.
17873 (arm_issue_rate): New function.
17874 (TARGET_SCHED_ISSUE_RATE): Define.
17876 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
17878 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
17880 2008-03-10 Richard Guenther <rguenther@suse.de>
17882 * tree-ssa-pre.c (get_sccvn_value): Simplify.
17883 (compute_avail): Do not add stmt uses to AVAIL_OUT.
17885 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
17887 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
17888 Set default to true.
17890 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17892 * c.opt (Wsynth): Deprecate.
17893 * doc/invoke.texi (Option Summary, Warning Options): Document
17894 -Wno-format-contains-nul.
17896 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
17899 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
17900 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
17902 2008-03-09 Ira Rosen <irar@il.ibm.com>
17904 * config/rs6000/rs6000.c (builtin_description): Rename vector
17905 left shift operations.
17906 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
17907 (altivec_vsl<VI_char>): Rename to ...
17908 (ashl<mode>3): ... new name.
17909 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
17911 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
17913 2008-03-08 Richard Guenther <rguenther@suse.de>
17915 * coverage.h (tree_coverage_counter_addr): Declare.
17916 * coverage.c (tree_coverage_counter_addr): New function.
17917 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
17918 before using again.
17919 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
17920 (tree_gen_one_value_profiler): Likewise.
17921 (tree_gen_ic_profiler): Likewise.
17922 (tree_gen_average_profiler): Likewise.
17923 (tree_gen_ior_profiler): Likewise.
17925 2008-03-08 Richard Guenther <rguenther@suse.de>
17927 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
17928 (vn_binary_op_insert): Likewise.
17929 (vn_unary_op_lookup): Likewise.
17930 (vn_unary_op_insert): Likewise.
17931 (vn_nary_op_lookup): Declare.
17932 (vn_nary_op_insert): Likewise.
17933 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
17934 and binary hashes, use a single obstack for unary_op_pool
17935 and binary_op_pool.
17936 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
17937 a single struct vn_nary_op_s. Store tree code length and
17938 a variable number of operands.
17939 (struct vn_reference_op_struct): Remove unused op2.
17940 (vn_reference_op_eq): Do not compare op2.
17941 (vn_reference_op_compute_hash): Do not compute hash of op2.
17942 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
17943 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
17944 with vn_nary_op_compute_hash.
17945 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
17946 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
17948 (vn_unary_op_insert, vn_binary_op_insert): Replace with
17950 (visit_unary_op): Call nary functions.
17951 (visit_binary_op): Likewise.
17952 (process_scc): Adjust for struct vn_tables_s changes.
17953 (allocate_vn_table): Likewise.
17954 (free_vn_table): Likewise.
17955 * tree-vn.c (vn_add): Call nary functions.
17956 (vn_lookup): Likewise.
17958 2008-03-08 Jakub Jelinek <jakub@redhat.com>
17961 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
17962 wdst back after sync_compare_and_swapqhi_internal.
17964 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
17967 * config/i386/i386-modes.def (V1DI): New vector mode.
17968 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
17969 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
17970 (MMXMODE248): Ditto.
17971 (MMXMODE): Add V1DI mode.
17972 (mmxvecsize): Change DI mode to V1DI mode.
17973 ("mov<mode>): Use MMXMODEI8 mode iterator.
17974 ("*mov<mode>_internal_rex64"): Ditto.
17975 ("*mov<mode>_internal"): Ditto.
17976 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
17977 ("mmx_sub<mode>3"): Ditto.
17978 ("mmx_adddi3"): Remove insn pattern.
17979 ("mmx_subdi3"): Ditto.
17980 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
17981 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
17982 ("mmx_ashl<mode>3"): Ditto.
17983 ("mmx_lshrdi3"): Remove insn pattern.
17984 ("mmx_ashldi3"): Ditto.
17985 * config/i386/i386.c (classify_argument): Handle V1DImode.
17986 (function_arg_advance_32): Ditto.
17987 (function_arg_32): Ditto.
17988 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
17989 mmx_addv1di3 insn pattern.
17990 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
17991 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
17992 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
17993 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
17994 Remove definitions of built-in functions.
17995 (V1DI_type_node): New node.
17996 (v1di_ftype_v1di_int): Ditto.
17997 (v1di_ftype_v1di_v1di): Ditto.
17998 (v2si_ftype_v2si_si): Ditto.
17999 (v4hi_ftype_v4hi_di): Remove node.
18000 (v2si_ftype_v2si_di): Ditto.
18001 (ix86_init_mmx_sse_builtins): Handle V1DImode.
18002 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
18003 Redefine builtins using def_builtin_const with *_ftype_*_int node.
18004 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
18005 Add new builtins using def_builtin_const.
18006 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
18007 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
18008 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
18009 * config/i386/mmintrin.h (__v1di): New typedef.
18010 (_mm_add_si64): Cast arguments to __v1di type.
18011 (_mm_sub_si64): Ditto.
18012 (_mm_sll_pi16): Cast __count to __v4hi type.
18013 (_mm_sll_pi32): Cast __count to __v2si type.
18014 (_mm_sll_si64): Cast arguments to __v1di type.
18015 (_mm_srl_pi16): Cast __count to __v4hi type.
18016 (_mm_srl_pi32): Cast __count to __v2si type.
18017 (_mm_srl_si64): Cast arguments to __v1di type.
18018 (_mm_sra_pi16): Cast __count to __v4hi type.
18019 (_mm_sra_pi32): Cast __count to __v2si type.
18020 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
18021 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
18022 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
18023 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
18024 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
18025 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
18026 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
18027 (_mm_srai_pi32): Use __builtin_ia32_psradi.
18028 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
18029 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18030 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18031 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
18033 2008-03-07 Joseph Myers <joseph@codesourcery.com>
18035 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
18037 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
18040 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
18041 reg+const addressing for Altivec modes. Don't generate reg+reg
18042 addressing for TFmode or TDmode quantities.
18044 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
18046 * c-common.c (vector_types_convertible_p): Call langhook
18047 instead of comptypes.
18049 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18052 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
18053 integral and scalar float variables which have a
18056 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
18058 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
18059 dwarf_register_span hook when emitting unwind information for
18060 register-to-memory saves.
18061 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
18062 (rs6000_frame_related): Remove call to spe_synthesize_frame.
18064 2008-03-06 Jakub Jelinek <jakub@redhat.com>
18066 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
18067 for the same VAR_DECL.
18069 2008-03-06 Tom Tromey <tromey@redhat.com>
18071 * treelang: Delete.
18072 * doc/standards.texi (Standards): Don't mention treelang.
18073 * doc/invoke.texi (Overall Options): Don't mention treelang.
18074 * doc/install.texi (Prerequisites): Don't mention bison or
18076 (Configuration): Don't mention treelang.
18077 (Building): Likewise.
18078 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
18080 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
18082 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
18083 word-extractions out of a multi-word object.
18085 2008-03-06 Richard Guenther <rguenther@suse.de>
18087 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
18088 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
18089 result type and precision.
18090 * expr.c (get_inner_reference): Set unsignedp based on the result
18091 type of BIT_FIELD_REF.
18092 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
18093 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
18094 (try_instantiate_multiple_fields): Likewise. Use the correct type
18096 (sra_build_assignment): Likewise.
18097 (sra_build_elt_assignment): Likewise.
18098 (sra_explode_bitfield_assignment): Likewise.
18099 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
18100 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
18101 set BIT_FIELD_REF_UNSIGNED.
18102 (vectorizable_load): Likewise.
18104 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
18106 * cse.c (cse_extended_basic_block): Invalidate artificial defs
18109 2008-03-06 Richard Guenther <rguenther@suse.de>
18111 * alias.c (struct alias_set_entry): Move has_zero_child field
18112 to pack with alias_set.
18114 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18116 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18119 2008-03-05 Ian Lance Taylor <iant@google.com>
18121 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
18123 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
18125 * fwprop.c (update_df): Support width and offset parameters of
18127 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
18128 global_conflicts): Change DF_REF_EXTRACT to either
18129 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18130 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18131 * df-scan.c (df_ref_record, df_defs_record,
18132 df_ref_create_structure, df_def_record_1, df_uses_record,
18133 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
18134 df_bb_refs_collect, df_entry_block_defs_collect,
18135 df_exit_block_uses_collect): Support new width and offset fields.
18136 (ref_extract_pool): New storage pool.
18137 (df_free_ref): New function.
18138 (df_reg_chain_unlink, df_free_collection_rec,
18139 df_sort_and_compress_refs): Call df_free_ref.
18140 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
18142 (df_ref_create_structure): Allocate df_ref_extract if offset and
18143 width fields are used.
18144 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
18145 (df_uses_record): Get offset and width from ZERO_EXTRACT
18147 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
18148 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18149 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18150 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
18151 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18152 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18153 (df_ref_extract): New structure.
18154 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
18155 (df_ref_create): Add width and offset parameters.
18157 2008-03-05 Richard Guenther <rguenther@suse.de>
18159 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18160 Use ranges_overlap_p.
18161 (offset_overlaps_with_access): Rename
18162 to ranges_overlap_p and move ...
18163 * tree-flow-inline.h (ranges_overlap_p): ... here.
18165 * tree.h (get_inner_reference, handled_component_p): Update
18168 * tree.h (record_component_aliases, get_alias_set,
18169 alias_sets_conflict_p, alias_sets_must_conflict_p,
18170 objects_must_conflict_p): Move declarations ...
18171 * alias.h (record_component_aliases, get_alias_set,
18172 alias_sets_conflict_p, alias_sets_must_conflict_p,
18173 objects_must_conflict_p): ... here.
18174 Include coretypes.h.
18175 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
18177 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
18179 * cfg.c: Include tree-flow.h.
18180 (remove_edge_raw): Call redirect_edge_var_map_clear.
18181 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
18182 * tree-flow-inline.h (redirect_edge_var_map_def): New.
18183 (redirect_edge_var_map_result): New.
18184 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
18185 PENDING_STMT use with redirect_edge_var_map_*.
18186 * tree-ssa.c (edge_var_maps): New definition.
18187 (redirect_edge_var_map_add): New.
18188 (redirect_edge_var_map_clear): New.
18189 (redirect_edge_var_map_dup): New.
18190 (redirect_edge_var_map_vector): New.
18191 (redirect_edge_var_map_destroy): New.
18192 (ssa_redirect_edge): Replace PENDING_STMT use with
18193 redirect_edge_var_map_*.
18194 (flush_pending_stmts): Same.
18195 (delete_tree_ssa): Destroy edge var map.
18196 * tree-flow.h (struct _edge_var_map): New.
18197 Define edge_var_map vector type.
18198 Declare redirect_edge_var_map_* prototypes.
18199 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
18200 * tree-cfg.c (reinstall_phi_args): Replace
18201 PENDING_STMT use with redirect_edge_var_map_*.
18203 2008-03-05 Richard Guenther <rguenther@suse.de>
18205 PR tree-optimization/35472
18206 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
18207 whose single use_stmt has a overlapping set of loaded and
18208 stored symbols as that use_stmt might be a noop assignment then.
18210 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18212 * gthr-rtems.h: Implement __gthread_mutex_destroy.
18214 2008-03-05 Richard Guenther <rguenther@suse.de>
18217 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
18218 should be constants.
18219 * tree-cfg.c (verify_expr): Verify it.
18220 * fold-const.c (fold_truthop): Remove code generating
18221 BIT_FIELD_REFs of structure bases.
18222 (fold_binary): Likewise.
18223 (fold_ternary): Position and size of BIT_FIELD_REFs are
18224 always host integers.
18225 (make_bit_field_ref): Remove.
18226 (optimize_bit_field_compare): Remove.
18227 (all_ones_mask_p): Remove.
18229 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
18232 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
18233 (split_block_and_df_analyze): New. Split basic block and rebuild
18235 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
18237 (split_pattern_seq): Likewise.
18238 (erase_matching_seqs): Likewise.
18239 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
18241 2008-03-04 Geoff Keating <geoffk@apple.com>
18243 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
18244 declaration and code.
18245 (tree_invalid_nonnegative_warnv_p): Likewise.
18247 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
18249 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
18250 examples. Truncate option-names then causing overfull hbox.
18252 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18255 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
18257 * configure: Rebuilt.
18259 2008-03-04 Rafael Espindola <espindola@google.com>
18261 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
18262 (tree_unary_nonnegative_warnv_p): New.
18263 (tree_binary_nonnegative_warnv_p): New.
18264 (tree_single_nonnegative_warnv_p): New.
18265 (tree_invalid_nonnegative_warnv_p): New.
18266 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
18268 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18271 * opts.c (handle_option): Postpone 'unknown option' errors only for
18274 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
18277 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
18280 2008-03-04 Rafael Espindola <espindola@google.com>
18282 * fold-const.c (tree_unary_nonzero_warnv_p): New.
18283 (tree_binary_nonzero_warnv_p): New.
18284 (tree_single_nonzero_warnv_p): New.
18285 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
18287 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
18289 PR middle-end/35456
18290 * fold-const.c (fold_cond_expr_with_comparison): Prevent
18291 transformations for modes that have signed zeros.
18292 * ifcvt.c (noce_try_abs): Ditto.
18294 2008-03-04 Joseph Myers <joseph@codesourcery.com>
18296 * config/i386/i386.c (override_options): Force
18297 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
18299 2008-03-04 Jan Hubicka <jh@suse.cz>
18302 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
18305 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18307 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
18308 label to probe the stack.
18310 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18312 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
18313 (__gthr_win32_mutex_destroy): Declare.
18314 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
18315 __gthr_win32_mutex_destroy.
18316 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
18318 2008-03-03 Jan Hubicka <jh@suse.cz>
18321 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
18322 aggressive on inlining cold calls.
18324 2008-03-03 Richard Guenther <rguenther@suse.de>
18326 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
18327 struct copies into the expression table.
18328 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
18329 (try_to_simplify): Likewise.
18330 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
18331 integral and pointer arguments which do not change the
18332 precision to NOP_EXPRs.
18333 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
18334 VIEW_CONVERT_EXPR case.
18336 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
18338 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
18339 defined in a loop at depth 0 is invariant.
18340 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
18341 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
18342 be called at loop depth 0.
18344 2008-03-02 Jakub Jelinek <jakub@redhat.com>
18347 * gcc.c (process_command): Update copyright notice dates.
18348 * gcov.c (print_version): Likewise.
18349 * gcov-dump.c (print_version): Likewise.
18350 * mips-tfile.c (main): Likewise.
18351 * mips-tdump.c (main): Likewise.
18353 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18356 * c-common.c (flag_permissive): Delete.
18357 (constant_expression_warnings): Check flags first.
18358 (constant_expression_error): New.
18359 * c-common.h (flag_permissive): Delete.
18360 (constant_expression_error): Declare.
18361 * flags.h (flag_permissive): Declare. Update description.
18362 * diagnostic.c (pedwarn): Update.
18364 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
18365 (permissive_error_kind): New.
18366 * toplev.c (flag_permissive): Define. Update description.
18367 * toplev.h (permissive_error_kind): Declare.
18368 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
18369 (pedwarn_c90): Use pedantic_warning_kind.
18370 * c-opts.c (c_common_post_options): flag_permissive does not affect
18371 flag_pedantic_errors.
18373 2008-03-02 Joseph Myers <joseph@codesourcery.com>
18375 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
18376 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
18377 __absvsi2, __absvDI2): Use unsigned arithmetic.
18379 2008-03-02 Andi Kleen <ak@suse.de>
18380 Richard Guenther <rguenther@suse.de>
18382 * struct-equiv.c: Remove file.
18383 * cfg_cleanup.c (condjump_equiv_p): Remove.
18384 * Makefile.in (OBJS-common): Remove struct-equiv.o.
18385 (struct-equiv.o): Remove rule.
18386 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
18387 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
18388 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
18390 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18392 * ifcvt.c (noce_process_if_block): Try to handle only the then
18393 block if the else block exists but isn't suitable.
18395 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18398 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
18399 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
18400 regression from previous patch.
18402 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18405 * gthr.h: Add __gthread_mutex_destroy as a function that must be
18407 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
18408 * gthr-single.h (__gthread_mutex_destroy): Likewise.
18409 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
18410 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
18411 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
18412 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
18413 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
18414 (__gthread_mutex_destroy_function): Rename to
18415 __gthread_mutex_destroy.
18416 * gthr-dce.h (__gthread_mutex_destroy): Call
18417 pthread_mutex_destroy.
18418 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
18419 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
18420 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
18422 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18424 * df-scan.c (df_ref_chain_change_bb): Simplify.
18425 (df_insn_change_bb): Add new_bb argument. Simplify. Call
18426 set_block_for_insn if there's any change.
18427 * df.h ((df_insn_change_bb): Fix prototype.
18428 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
18429 df_insn_change_bb, don't call set_block_for_insn.
18430 * emit-rtl.c (reorder_insns): Likewise.
18431 * haifa-sched.c (move_insn): Likewise.
18433 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18435 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
18437 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18439 * tree-flow-inline.h (next_readonly_imm_use): Return
18440 NULL_USE_OPERAND_P after the end.
18442 2008-03-01 Richard Guenther <rguenther@suse.de>
18444 PR tree-optimization/35411
18445 * tree-sra.c (sra_build_assignment): Split conversion to
18446 final type to a separate statement if we are not assigning
18449 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18451 * fold-const.c (fold_convertible_p): Correct the logic to follow
18452 that in fold_convert().
18454 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
18457 * tree-inline.c (build_duplicate_type): When we make a
18458 duplicate type, make it unique in the canonical types system.
18460 2008-02-29 Tom Tromey <tromey@redhat.com>
18462 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
18463 input_file_stack_history, input_file_stack_restored): Remove.
18464 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18465 * input.h (struct file_stack): Remove.
18466 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18467 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
18469 * diagnostic.h (struct diagnostic_context) <last_module>: Change
18471 (diagnostic_last_module_changed): Add 'map' argument.
18472 (diagnostic_set_last_function): Likewise.
18473 * diagnostic.c (undiagnostic_report_current_module): Iterate using
18474 line map, not input_file_stack.
18475 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
18477 2008-02-29 Paul Brook <paul@codesourcery.com>
18479 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
18481 2008-02-29 Paul Brook <paul@codesourcery.com>
18483 * config/arm/ieee754-df.S (muldf3): Use RET macros.
18485 2008-02-29 Richard Guenther <rguenther@suse.de>
18487 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
18489 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
18490 value for comparing for a store match.
18491 (simplify_unary_expression): Do nothing for SSA_NAMEs.
18492 (try_to_simplify): Do not do a full-blown reference lookup.
18494 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
18496 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
18497 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
18499 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
18501 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
18503 * tree-loop-linear.c (try_interchange_loops): Compare memory access
18504 strides against cache sizes.
18506 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
18508 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
18511 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
18513 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
18514 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
18515 is smaller than the original promoted value.
18516 (simplify_subreg): If OP is a SUBREG, try to preserve its
18517 SUBREG_PROMOTED_VAR_P information.
18519 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
18521 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
18522 (VN_INFO_GET): Allocate new objects on the obstack.
18523 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
18524 for rpo_numbers_temp, for consistency.
18525 (free_scc_vn): Free the obstack.
18527 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
18529 * doc/invoke.texi: Document -ftree-loop-distribution.
18530 * tree-loop-distribution.c: New.
18531 * tree-pass.h (pass_loop_distribution): New.
18532 * graphds.h (struct graph): Add htab_t indices.
18533 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
18534 * tree-vectorizer.c (rename_variables_in_loop): Extern.
18535 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
18536 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
18537 * tree-data-ref.c (debug_data_dependence_relations): New.
18538 (dump_data_dependence_relation): Also print data references.
18539 (free_data_ref): Extern.
18540 (same_access_functions): Moved...
18541 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
18542 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
18543 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
18544 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
18545 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
18546 (stmts_from_loop): Skip LABEL_EXPR.
18547 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
18549 (build_rdg): Initialize rdg->indices htab.
18550 (free_rdg, stores_from_loop, ref_base_address,
18551 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
18552 have_similar_memory_accesses_1, ref_base_address_1,
18553 remove_similar_memory_refs): New.
18554 * tree-data-ref.h: Depend on tree-chrec.h.
18555 (debug_data_dependence_relations, free_data_ref): Declared.
18556 (same_access_functions): ... here.
18557 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
18559 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
18560 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
18561 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
18562 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
18563 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
18564 rdg_vertex_for_stmt): Declared.
18565 (struct rdg_edge): Add level.
18567 (free_rdg, stores_from_loop, remove_similar_memory_refs,
18568 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
18570 (rdg_has_similar_memory_accesses): New.
18571 * tree-vect-analyze.c: Remove unused static decls.
18572 * lambda.h (dependence_level): New.
18573 * common.opt (ftree-loop-distribution): New.
18574 * tree-flow.h (mark_virtual_ops_in_bb,
18575 slpeel_tree_duplicate_loop_to_edge_cfg,
18576 rename_variables_in_loop): Declared.
18577 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
18578 (OBJS-common): Add tree-loop-distribution.o.
18579 (tree-loop-distribution.o): New rule.
18580 * tree-cfg.c (mark_virtual_ops_in_bb): New.
18581 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
18582 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
18584 2008-02-28 Joseph Myers <joseph@codesourcery.com>
18587 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
18588 other than structures and unions.
18590 2008-02-28 Richard Guenther <rguenther@suse.de>
18593 2008-02-26 Richard Guenther <rguenther@suse.de>
18595 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18596 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18597 (lookup_decl_from_uid): Declare.
18598 (remove_decl_from_map): Likewise.
18599 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18600 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18601 (decl_for_uid_map): New global hashtable mapping DECL_UID
18603 (init_ttree): Allocate it.
18604 (insert_decl_to_uid_decl_map): New helper function.
18605 (make_node_stat): Insert new decls into the map.
18606 (copy_node_stat): Likewise.
18607 (lookup_decl_from_uid): New function.
18608 (remove_decl_from_map): Likewise.
18609 (print_decl_for_uid_map_statistics): New helper.
18610 (dump_tree_statistics): Call it.
18612 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18613 (referenced_var_iterator): Adjust.
18614 (FOR_EACH_REFERENCED_VAR): Adjust.
18615 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18616 (num_referenced_vars): Adjust.
18617 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18618 (first_referenced_var): Remove.
18619 (end_referenced_vars_p): Likewise.
18620 (next_referenced_var): Likewise.
18621 (referenced_var_iterator_set): New helper function.
18622 * tree-dfa.c (referenced_var_lookup): Adjust.
18623 (referenced_var_check_and_insert): Likewise.
18624 (remove_referenced_var): Likewise.
18625 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18626 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18627 (verify_call_clobbering): Likewise.
18628 (verify_memory_partitions): Likewise.
18629 (init_tree_ssa): Allocate bitmap instead of hashtable for
18631 (delete_tree_ssa): Adjust.
18632 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18633 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18634 (compute_tag_properties): Likewise.
18635 (set_initial_properties): Likewise.
18636 (find_partition_for): Likewise.
18637 (update_reference_counts): Likewise.
18638 (dump_may_aliases_for): Likewise.
18639 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18640 (add_call_clobber_ops): Likewise.
18641 (add_call_read_ops): Likewise.
18642 (get_asm_expr_operands): Likewise.
18643 * tree-into-ssa.c (dump_decl_set): Likewise.
18644 (update_ssa): Likewise.
18645 * tree-sra.c (scan_function): Likewise.
18646 (decide_instantiations): Likewise.
18647 (scalarize_parms): Likewise.
18648 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18649 (dsa_named_for): Likewise.
18650 * tree-ssa-structalias.c (update_alias_info): Likewise.
18651 (merge_smts_into): Likewise.
18653 2008-02-27 David Daney <ddaney@avtrex.com>
18656 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
18657 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
18658 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
18659 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
18660 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
18662 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
18665 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
18666 (BUILT_IN_NEXTTOWARD): Remove.
18667 (BUILT_IN_NEXTTOWARDF): Ditto.
18668 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
18669 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
18671 2008-02-27 Tom Tromey <tromey@redhat.com>
18673 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
18674 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
18676 2008-02-27 Jan Beulich <jbeulich@novell.com>
18678 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
18679 update the respective field on newdecl.
18681 2008-02-27 Revital Eres <eres@il.ibm.com>
18683 PR rtl-optimization/34999
18684 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
18685 crossing edges that ends with a call insn.
18686 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
18687 call insn and clear the EDGE_CROSSING flag of the crossing edge
18688 when fixing fallthru edges.
18690 2008-02-27 Richard Guenther <rguenther@suse.de>
18692 PR middle-end/35390
18693 * fold-const.c (fold_unary): Return the correct argument,
18694 converted to the result type.
18696 2008-02-27 Richard Guenther <rguenther@suse.de>
18698 PR middle-end/34971
18699 * expr.c (expand_expr_real_1): Assert on rotates that operate
18701 * fold-const.c (fold_binary): Use the types precision, not the
18702 bitsize of the mode if folding rotate expressions. Build rotates
18703 only for full modes.
18705 2008-02-27 Jakub Jelinek <jakub@redhat.com>
18707 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
18708 and CPP_PRAGMA_EOL.
18709 * c-pragma.c (pragma_ns_name): New typedef.
18710 (registered_pp_pragmas): New variable.
18711 (c_pp_lookup_pragma): New function.
18712 (c_register_pragma_1): If flag_preprocess_only, do nothing
18713 for non-expanded pragmas, for expanded ones push pragma's
18714 namespace and name into registered_pp_pragmas vector.
18715 (c_invoke_pragma_handler): Register OpenMP pragmas even when
18716 flag_preprocess_only, don't register GCC pch_preprocess
18717 pragma if flag_preprocess_only.
18718 * c-opts.c (c_common_init): Call init_pragma even if
18719 flag_preprocess_only.
18720 * c-pragma.c (c_pp_lookup_pragma): New prototype.
18721 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
18722 cpp_register_pragma if flag_preprocess_only.
18724 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18727 * c-parser.c (c_parser_translation_unit): Warn for empty
18728 translation unit, not empty source file.
18730 2008-02-26 Paul Brook <paul@codesourcery.com>
18732 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
18733 operand for Thumb-2.
18734 * config/arm/arm.h (reg_class): Add CORE_REGS.
18735 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
18736 (BASE_REG_CLASS): Use CORE_REGS.
18737 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
18738 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
18739 (REGNO_OK_FOR_INDEX_P): Exclude SP.
18740 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
18741 ARM_REGNO_OK_FOR_INDEX_P.
18742 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
18743 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
18744 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
18745 (ldm/stm peepholes): Ditto.
18746 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
18747 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
18748 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
18749 * config/arm/constraints.md: Enable "k" constraint on ARM.
18751 2008-02-27 Ben Elliston <bje@au.ibm.com>
18753 * config/rs6000/rs6000.c: Annotate cache line size field in all
18754 instances of struct processor_costs.
18756 2008-02-26 David Edelsohn <edelsohn@gnu.org>
18758 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
18759 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
18760 jump_bypass): New counters.
18761 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
18762 * dce.c (gate_ud_dce): Same.
18763 (gate_fast_dce): Same.
18764 * dse.c (gate_dse1): New function.
18765 (gate_dse2): New function.
18766 (gate_dse): Merge results of new gate functions.
18767 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
18768 (gate_handle_jump_bypass): Add dbg_cnt.
18769 (gate_handle_gcse): Add dbg_cnt.
18770 * ifcvt.c (gate_handle_if_conversion): Same.
18771 (gate_handle_if_after_combine): Same.
18772 (gate_handle_if_after_reload): Same.
18773 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
18775 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
18777 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
18779 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
18781 2008-02-26 Jason Merrill <jason@redhat.com>
18784 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
18785 alone if it's the naming decl for the type's main variant.
18787 2008-02-26 Tom Tromey <tromey@redhat.com>
18789 * system.h (USE_MAPPED_LOCATION): Poison.
18790 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
18791 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
18792 (make_goto_expr_edges): Likewise.
18793 (remove_bb): Likewise.
18794 (execute_warn_function_return): Likewise.
18795 * basic-block.h (struct edge_def) <goto_locus>: Change type to
18797 * c-common.c (fname_decl): Remove old location code.
18798 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
18800 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
18802 (ASM_INPUT_SOURCE_LOCATION): Likewise.
18803 (gen_rtx_ASM_INPUT): Likewise.
18804 (gen_rtx_ASM_INPUT_loc): Likewise.
18805 (get_rtx_asm_OPERANDS): Remove.
18806 * cfglayout.c (insn_locators_alloc): Remove old location code.
18807 (set_curr_insn_source_location): Likewise.
18808 (curr_insn_locator): Likewise.
18809 * print-tree.c (print_node): Remove old location code.
18810 * tree-mudflap.c (mf_varname_tree): Remove old location code.
18811 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
18812 * cfgexpand.c (expand_gimple_cond_expr): Don't use
18813 location_from_locus.
18814 (construct_exit_block): Remove old location code.
18815 * emit-rtl.c (force_next_line_note): Remove old location code.
18816 * profile.c (branch_prob): Remove old location code.
18817 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
18818 LOC_LINE): Remove old-location variants.
18819 * langhooks.c (lhd_print_error_function): Remove old location
18821 * configure, config.in: Rebuilt.
18822 * configure.ac (--enable-mapped-location): Remove.
18823 * c-decl.c (c_init_decl_processing): Remove old location code.
18824 (finish_function): Likewise.
18825 * recog.c (decode_asm_operands): Remove old location code.
18826 * c-pch.c (c_common_read_pch): Remove old location code.
18827 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
18829 * gimple-low.c (lower_function_body): Remove old location code.
18830 * toplev.c (unknown_location): Remove.
18831 (push_srcloc): Remove old-location variant.
18832 (process_options): Remove old location code.
18833 (lang_dependent_init): Likewise.
18834 * input.h (UNKNOWN_LOCATION): Move definition.
18835 (location_t): Undeprecate.
18836 (source_locus): Remove.
18837 (location_from_locus): Remove.
18838 (struct location_s): Remove.
18839 Remove all old-location code.
18840 (input_line, input_filename): Remove.
18841 * final.c (final_scan_insn): Remove old location code.
18842 * diagnostic.c (diagnostic_build_prefix): Remove
18843 USE_MAPPED_LOCATION test.
18844 * tree.h (gimple_stmt) <locus>: Now a location_t.
18845 (tree_exp) <locus>: Likewise.
18846 (DECL_IS_BUILTIN): Remove old-location variant.
18847 (annotate_with_file_line, annotate_with_locus): Likewise.
18848 (expr_locus, set_expr_locus): Update.
18849 * tree.c (build1_stat): Remove old location code.
18850 (last_annotated_node): Remove.
18851 (annotate_with_file_line): Remove old-location variant.
18852 (annotate_with_locus): Likewise.
18853 (expr_location): Remove old location code.
18854 (set_expr_location): Likewise.
18855 (expr_has_location): Likewise.
18856 (expr_locus): Likewise.
18857 (set_expr_locus): Likewise.
18858 (expr_filename): Don't use location_from_locus.
18859 (expr_lineno): Likewise.
18860 * rtl-error.c (location_for_asm): Remove old location code.
18861 * c-lex.c (cb_line_change): Remove old location code.
18862 (fe_file_change): Likewise.
18863 (cb_def_pragma): Likewise.
18864 (c_lex_with_flags): Likewise.
18865 * gengtype.c (do_typedef): Don't special-case location types.
18866 (define_location_structures): Remove.
18867 (main): Don't call define_location_structures.
18868 * tree-pretty-print.c (dump_implicit_edges): Remove old location
18871 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18874 * builtins.def (BUILT_IN_STDARG_START): Remove.
18875 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
18876 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
18877 * tree-inline.c (inline_forbidden_p_1): Likewise.
18879 2008-02-26 Richard Guenther <rguenther@suse.de>
18881 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18882 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18883 (lookup_decl_from_uid): Declare.
18884 (remove_decl_from_map): Likewise.
18885 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18886 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18887 (decl_for_uid_map): New global hashtable mapping DECL_UID
18889 (init_ttree): Allocate it.
18890 (insert_decl_to_uid_decl_map): New helper function.
18891 (make_node_stat): Insert new decls into the map.
18892 (copy_node_stat): Likewise.
18893 (lookup_decl_from_uid): New function.
18894 (remove_decl_from_map): Likewise.
18895 (print_decl_for_uid_map_statistics): New helper.
18896 (dump_tree_statistics): Call it.
18898 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18899 (referenced_var_iterator): Adjust.
18900 (FOR_EACH_REFERENCED_VAR): Adjust.
18901 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18902 (num_referenced_vars): Adjust.
18903 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18904 (first_referenced_var): Remove.
18905 (end_referenced_vars_p): Likewise.
18906 (next_referenced_var): Likewise.
18907 (referenced_var_iterator_set): New helper function.
18908 * tree-dfa.c (referenced_var_lookup): Adjust.
18909 (referenced_var_check_and_insert): Likewise.
18910 (remove_referenced_var): Likewise.
18911 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18912 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18913 (verify_call_clobbering): Likewise.
18914 (verify_memory_partitions): Likewise.
18915 (init_tree_ssa): Allocate bitmap instead of hashtable for
18917 (delete_tree_ssa): Adjust.
18918 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18919 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18920 (compute_tag_properties): Likewise.
18921 (set_initial_properties): Likewise.
18922 (find_partition_for): Likewise.
18923 (update_reference_counts): Likewise.
18924 (dump_may_aliases_for): Likewise.
18925 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18926 (add_call_clobber_ops): Likewise.
18927 (add_call_read_ops): Likewise.
18928 (get_asm_expr_operands): Likewise.
18929 * tree-into-ssa.c (dump_decl_set): Likewise.
18930 (update_ssa): Likewise.
18931 * tree-sra.c (scan_function): Likewise.
18932 (decide_instantiations): Likewise.
18933 (scalarize_parms): Likewise.
18934 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18935 (dsa_named_for): Likewise.
18936 * tree-ssa-structalias.c (update_alias_info): Likewise.
18937 (merge_smts_into): Likewise.
18939 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18942 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
18943 * c-opts.c (c_common_handle_option): Wall enables
18944 Wvolatile-register-var.
18945 * common.opt: Move Wvolatile-register-var to...
18948 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18950 * common.opt (Wlarger-than=): New.
18951 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
18953 * opts.c (common_handle_option): Handle -Wlarger-than=.
18954 * optc-gen.awk: Likewise.
18955 * opth-gen.awk: Likewise.
18956 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
18957 * tree-optimize.c (tree_rest_of_compilation): Likewise.
18959 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18961 * c-common.c (match_case_to_enum_1): Add appropriate
18962 OPT_W* parameter to warning.
18963 (c_do_switch_warnings): Likewise.
18964 * c-typeck.c (warning_init): Add one more parameter following
18965 'warning' function.
18966 (push_init_level): Update call to warning_init.
18967 (pop_init_level): Likewise.
18968 (add_pending_init): Likewise.
18969 (output_init_element: Likewise.
18971 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18974 * toplev.c (toplev_main): If there are warnings or error, print
18975 errors for ignored options.
18976 * opts.c (ignored_options): New static variable.
18977 (postpone_unknown_option_error): New.
18978 (print_ignored_options): New.
18979 (handle_option): Postpone errors for unknown -Wno-* options.
18980 * opts.h (print_ignored_options): Declare.
18982 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
18984 * config/mips/mips.md (loadgp_blockage, blockage): Change type
18987 2008-02-25 Richard Guenther <rguenther@suse.de>
18990 2008-02-25 Richard Guenther <rguenther@suse.de>
18992 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18993 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18994 (lookup_decl_from_uid): Declare.
18995 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18996 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18997 (decl_for_uid_map): New global hashtable mapping DECL_UID
18999 (init_ttree): Allocate it.
19000 (insert_decl_to_uid_decl_map): New helper function.
19001 (make_node_stat): Insert new decls into the map.
19002 (copy_node_stat): Likewise.
19003 (lookup_decl_from_uid): New function.
19004 (print_decl_for_uid_map_statistics): New helper.
19005 (dump_tree_statistics): Call it.
19007 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19008 (referenced_var_iterator): Adjust.
19009 (FOR_EACH_REFERENCED_VAR): Adjust.
19010 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19011 (num_referenced_vars): Adjust.
19012 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19013 (first_referenced_var): Remove.
19014 (end_referenced_vars_p): Likewise.
19015 (next_referenced_var): Likewise.
19016 (referenced_var_iterator_set): New helper function.
19017 * tree-dfa.c (referenced_var_lookup): Adjust.
19018 (referenced_var_check_and_insert): Likewise.
19019 (remove_referenced_var): Likewise.
19020 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19021 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19022 (verify_call_clobbering): Likewise.
19023 (verify_memory_partitions): Likewise.
19024 (init_tree_ssa): Allocate bitmap instead of hashtable for
19026 (delete_tree_ssa): Adjust.
19027 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19028 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19029 (compute_tag_properties): Likewise.
19030 (set_initial_properties): Likewise.
19031 (find_partition_for): Likewise.
19032 (update_reference_counts): Likewise.
19033 (dump_may_aliases_for): Likewise.
19034 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19035 (add_call_clobber_ops): Likewise.
19036 (add_call_read_ops): Likewise.
19037 (get_asm_expr_operands): Likewise.
19038 * tree-into-ssa.c (dump_decl_set): Likewise.
19039 (update_ssa): Likewise.
19040 * tree-sra.c (scan_function): Likewise.
19041 (decide_instantiations): Likewise.
19042 (scalarize_parms): Likewise.
19043 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19044 (dsa_named_for): Likewise.
19045 * tree-ssa-structalias.c (update_alias_info): Likewise.
19046 (merge_smts_into): Likewise.
19048 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19051 * doc/invoke.texi (-fcx-limited-range): Document new option.
19052 * toplev.c (process_options): Handle -fcx-fortran-rules.
19053 * common.opt: Add documentation for -fcx-fortran-rules.
19055 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19058 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
19059 actual behaviour and C99.
19061 2008-02-26 Ben Elliston <bje@au.ibm.com>
19063 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
19064 (ASM_CPU_POWER6_SPEC): Likewise.
19065 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
19066 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
19067 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
19069 2008-02-25 Richard Guenther <rguenther@suse.de>
19071 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19072 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19073 (lookup_decl_from_uid): Declare.
19074 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19075 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19076 (decl_for_uid_map): New global hashtable mapping DECL_UID
19078 (init_ttree): Allocate it.
19079 (insert_decl_to_uid_decl_map): New helper function.
19080 (make_node_stat): Insert new decls into the map.
19081 (copy_node_stat): Likewise.
19082 (lookup_decl_from_uid): New function.
19083 (print_decl_for_uid_map_statistics): New helper.
19084 (dump_tree_statistics): Call it.
19086 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19087 (referenced_var_iterator): Adjust.
19088 (FOR_EACH_REFERENCED_VAR): Adjust.
19089 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19090 (num_referenced_vars): Adjust.
19091 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19092 (first_referenced_var): Remove.
19093 (end_referenced_vars_p): Likewise.
19094 (next_referenced_var): Likewise.
19095 (referenced_var_iterator_set): New helper function.
19096 * tree-dfa.c (referenced_var_lookup): Adjust.
19097 (referenced_var_check_and_insert): Likewise.
19098 (remove_referenced_var): Likewise.
19099 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19100 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19101 (verify_call_clobbering): Likewise.
19102 (verify_memory_partitions): Likewise.
19103 (init_tree_ssa): Allocate bitmap instead of hashtable for
19105 (delete_tree_ssa): Adjust.
19106 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19107 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19108 (compute_tag_properties): Likewise.
19109 (set_initial_properties): Likewise.
19110 (find_partition_for): Likewise.
19111 (update_reference_counts): Likewise.
19112 (dump_may_aliases_for): Likewise.
19113 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19114 (add_call_clobber_ops): Likewise.
19115 (add_call_read_ops): Likewise.
19116 (get_asm_expr_operands): Likewise.
19117 * tree-into-ssa.c (dump_decl_set): Likewise.
19118 (update_ssa): Likewise.
19119 * tree-sra.c (scan_function): Likewise.
19120 (decide_instantiations): Likewise.
19121 (scalarize_parms): Likewise.
19122 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19123 (dsa_named_for): Likewise.
19124 * tree-ssa-structalias.c (update_alias_info): Likewise.
19125 (merge_smts_into): Likewise.
19127 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
19130 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
19131 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
19132 * alias.h (nonoverlapping_memrefs_p): Likewise.
19134 2008-02-25 Jan Beulich <jbeulich@novell.com>
19136 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
19137 * config/i386/netware-libgcc.exp: Add __bswap?i2,
19138 __emultls_get_address, __emultls_register_common,
19139 __floatundi?f, and _Unwind_GetIPInfo.
19140 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
19141 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
19142 (gen_regparm_prefix): Likewise.
19143 (i386_nlm_encode_section_info): Sync with
19144 config/i386/winnt.c:i386_pe_encode_section_info().
19145 (i386_nlm_maybe_mangle_decl_assembler_name): New.
19146 i386_nlm_mangle_decl_assembler_name): New.
19147 (netware_override_options): New.
19148 * config/i386/netware.h (netware_override_options): Declare.
19149 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
19150 (i386_nlm_mangle_decl_assembler_name): Declare.
19151 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
19153 2008-02-25 Ben Elliston <bje@au.ibm.com>
19156 * c-decl.c (grokdeclarator): Remove unused local variables
19157 `typedef_type' and `type_as_written'.
19159 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
19160 unused local variable `has_hot_blocks'.
19161 (fix_crossing_conditional_branches): Remove unused local variable
19164 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
19166 PR middle-end/19984
19167 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
19168 using DEF_C99_BUILTIN.
19169 (BUILT_IN_NANF): Ditto.
19170 (BUILT_IN_NANL): Ditto.
19172 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
19173 Revital Eres <eres@il.ibm.com>
19175 * modulo-sched.c (calculate_must_precede_follow): Address TODO
19176 regarding the order of two dependent insns in the same row.
19178 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
19180 * stor-layout.c (layout_decl): Do not bump the alignment of a
19181 bit-field to more than byte alignment if it is packed.
19183 2008-02-24 David Edelsohn <edelsohn@gnu.org>
19185 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
19188 2008-02-24 Diego Novillo <dnovillo@google.com>
19190 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
19193 * tree-vrp.c (vrp_evaluate_conditional): With
19194 -Wtype-limits, emit a warning when comparing against a
19195 constant outside the natural range of OP0's type.
19196 * c.opt (Wtype-limits): Move ...
19197 * common.opt (Wtype-limits): ... here.
19199 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
19201 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
19202 * config/rs6000/e300c2c3.md: New file.
19203 * config/rs6000/rs6000.c (processor_costs): Add new costs for
19205 (rs6000_override_options): Add e300c2 and e300c3 cases to
19206 processor_target_table. Do not allow usage of Altivec or Spe
19207 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
19208 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
19209 * config/rs6000/rs6000.h (processor_type): Add
19210 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
19211 (ASM_CPU_SPEC): Add e300c2 and e300c3.
19212 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
19213 and ppce300c3. Include e300c2c3.md.
19215 2008-02-23 David Edelsohn <edelsohn@gnu.org>
19217 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
19218 instead of TARGET_STRICT_ALIGN.
19220 2008-02-23 Joseph Myers <joseph@codesourcery.com>
19222 * explow.c (memory_address): Assert that the generated address is
19225 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19228 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
19229 * config/darwin-ppc-ldouble-patch.def: New file.
19230 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
19231 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
19232 SUBTARGET_INIT_BUILTINS if defined.
19233 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
19236 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19239 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
19240 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
19242 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19245 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
19246 file" warning condtional on -Winvalid-PCH.
19248 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
19250 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
19252 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
19256 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
19257 prevent reload from using MMX registers.
19258 (*mov<mode>_internal): Ditto.
19259 (*movv2sf_internal_rex64): Ditto.
19260 (*movv2sf_internal): Ditto.
19262 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19264 PR documentation/31569
19265 * doc/install.texi2html: Use makeinfo --no-number-sections.
19267 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19269 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
19270 ensure that we can address an entire entity > 8 bytes. Don't
19271 generate reg+reg addressing for such data.
19273 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19275 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
19276 strings when optimizing for size, unless the target cares about
19279 2008-02-22 Tom Tromey <tromey@redhat.com>
19281 * regclass.c (current_pass): Remove declaration.
19283 2008-02-22 Anatoly Sokolov <aesok@post.ru>
19285 * config/avr/libgcc.S (__RAMPZ__): Define.
19286 (__do_copy_data): Add for devices with 128KB code memory.
19288 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19290 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
19292 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
19294 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
19296 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
19299 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19302 * c-typeck.c (build_binary_op): Warn about floating point
19303 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
19305 2008-02-21 Janis Johnson <janis187@us.ibm.com>
19308 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
19309 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
19311 (rs6000_override_options): Set altivec_abi as default, not override,
19312 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
19313 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
19314 is used; use new member spe_abi.
19315 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
19316 spe_abi and altivec_abi.
19318 2008-02-22 Tomas Bily <tbily@suse.cz>
19320 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
19322 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19325 * config.build (build_file_translate): Set to `CMD //c' only if
19327 * Makefile.in (build_file_translate): Improve comment.
19329 2008-02-21 Jan Hubicka <jh@suse.cz>
19331 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
19332 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
19333 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
19335 2008-02-21 Michael Matz <matz@suse.de>
19338 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
19340 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
19342 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
19343 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
19344 as insn constraint.
19345 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
19346 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
19347 SSE_VEC_FLOAT_MODE_P as insn constraint.
19348 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
19349 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
19350 sse4a_movntdf using MODEF mode iterator.
19351 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
19352 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
19353 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
19354 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
19355 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
19356 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
19357 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
19359 2008-02-21 Richard Guenther <rguenther@suse.de>
19361 * tree.def (PAREN_EXPR): New tree code.
19362 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
19364 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
19365 * expr.c (expand_expr_real_1): Likewise.
19366 * tree-inline.c (estimate_num_insns_1): Likewise.
19367 * tree-complex.c (expand_complex_move): Likewise.
19368 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
19371 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19374 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
19376 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19379 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
19381 * config/sh/sh.c (find_barrier): Don't go past
19382 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
19384 2008-02-20 DJ Delorie <dj@redhat.com>
19386 * config/h8300/h8300.md (insv): Force source operand to be a register.
19388 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
19389 as a jump, not as a plain insn.
19391 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
19393 * doc/invoke.texi (Warning Options): Add new option
19394 -Wframe-larger-than=.
19395 (-Wframe-larger-than): Document.
19397 * flags.h (warn_frame_larger_than, frame_larger_than_size):
19398 Add declarations for new option variables.
19400 * final.c (final_start_function): Check the frame size
19401 before emission and issue a Wframe-larger-than warning.
19403 * opts.c (warn_frame_larger_than, frame_larger_than_size):
19404 Add definitions for new option variables.
19405 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
19407 * common.opt (Wframe-larger-than=): New option.
19409 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19411 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
19412 (<sse>_div<mode>3): Ditto.
19413 (<sse>_vmdiv<mode>3): Ditto.
19414 (<sse>_vmsqrt<mode>2): Ditto.
19415 (*smax<mode>3): Ditto.
19416 (sse5_frcz<mode>2): Ditto.
19417 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
19418 as insn constraint.
19420 2008-02-20 Richard Guenther <rguenther@suse.de>
19422 PR middle-end/35265
19423 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
19424 be happy with INTEGRAL_TYPE_P.
19426 2008-02-20 Richard Guenther <rguenther@suse.de>
19428 * fold-const.c (split_tree): Associate floatig-point expressions
19429 if flag_associative_math is set.
19431 2008-02-20 Richard Guenther <rguenther@suse.de>
19433 * tree.h (fold_real_zero_addition_p): Declare.
19434 * fold-const.c (fold_real_zero_addition_p): Export.
19435 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
19436 floating-point operations with zero and one.
19438 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
19440 * doc/install.texi: Correct references to CFLAGS, replacing them
19441 with BOOT_CFLAGS. Document flags used during bootstrap for
19444 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19446 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
19447 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
19448 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
19450 (smin<mode>3): Ditto from similar patterns.
19451 (smax<mode>3): Ditto.
19452 (*ieee_smin<mode>3): Ditto.
19453 (*ieee_smax<mode>3): Ditto.
19454 * config/i386/sse.md (sse): New mode attribute.
19455 (mov<mode>): Macroize expander from movv4sf and movv2df using
19456 SSEMODEF2P mode iterator.
19457 (<sse>_movnt<mode>): Ditto from similar patterns. Use
19458 SSE_VEC_FLOAT_MODE_P as insn constraint.
19459 (storent<mode>): Ditto.
19460 (storent<mode>): Macroize expander from storentsf and storentdf using
19461 MODEF mode iterator.
19462 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
19463 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
19464 (abs<mode>2): Ditto from similar patterns.
19465 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
19466 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
19467 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
19468 (<sse>_vmsqrt<mode>2): Ditto.
19469 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
19470 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
19471 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
19472 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
19473 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
19474 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
19475 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
19477 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
19478 iterator and SSE_FLOAT_MODE_P as insn constraint.
19479 (<sse>_ucomi): Ditto from similar patterns.
19480 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
19481 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
19482 SSE_VEC_FLOAT_MODE_P as insn constraint.
19483 (vcond<mode>): Ditto from similar patterns.
19484 (and<mode>3, *and<mode>3): Ditto.
19485 (<sse>_nand<mode>3): Ditto.
19486 (ior<mode>3, *ior<mode>3): Ditto.
19487 (xor<mode>3, *xor<mode>3): Ditto.
19488 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
19489 iterator and SSE_FLOAT_MODE_P as insn constraint.
19490 (*nand<mode>3): Ditto from similar patterns.
19491 (*ior<mode>3): Ditto.
19492 (*xor<mode>3): Ditto.
19494 2008-02-20 Ira Rosen <irar@il.ibm.com>
19496 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
19497 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
19498 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
19500 2008-02-19 Jan Hubicka <jh@suse.cz>
19502 * predict.c (tree_bb_level_predictions): Remove variable next
19503 mistakely introduced by previous commit.
19505 2008-02-19 Jan Hubicka <jh@suse.cz>
19507 * predict.c (predict_paths_leading_to): Rewrite.
19508 (predict_paths_for_bb): New.
19509 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
19511 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19514 * Makefile.in (build_file_translate): New.
19515 (gcc-vers.texi): Use it for translating $(abs_srcdir).
19516 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
19517 * configure.ac (build_file_translate): Substitute it.
19518 * configure: Regenerate.
19520 2008-02-19 Jan Hubicka <jh@suse.cz>
19522 PR rtl-optimization/34408
19523 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
19526 2008-02-19 Jan Hubicka <jh@suse.cz>
19528 PR middle-end/28779
19529 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
19532 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
19535 * config/i386/i386-modes.def: Revert the last DI alignment
19536 change until Ada people can look into it.
19538 2008-02-19 Nick Clifton <nickc@redhat.com>
19540 * opts.c (print_specific_help): Fix typo in --help text.
19542 2008-02-19 Jakub Jelinek <jakub@redhat.com>
19545 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
19546 32-bit inline asm without asm alternatives for host GCC < 3.0.
19548 2008-02-19 Richard Guenther <rguenther@suse.de>
19550 PR tree-optimization/34989
19551 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
19552 Allow propagation to INDIRECT_REF if we can simplify only.
19554 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19556 * c-common.c (warn_for_collisions_1): Use appropriate option when
19559 2008-02-19 Nick Clifton <nickc@redhat.com>
19562 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
19563 (handle_options): Fix indentation.
19564 (print_filtered_help): If no language-specific options were
19565 displayed tell the user how to list all the options supported by
19566 the language's front-end.
19567 (print_specific_help): Fix indentation and remove duplicate line.
19568 (common_handle_option): Handle the -v option.
19569 For --help enable the display of undocumented options if the -v
19570 switch has been included on the command line.
19571 For --help= check for overlaps in the arguments between the option
19572 classes and the language names and issue a warning when they
19573 cannot be disambiguated.
19574 * c.opt (v): Pass on to the common option handler.
19576 2008-02-19 Revital Eres <eres@il.ibm.com>
19578 * modulo-sched.c (sms_schedule): Change dump message when
19579 create_ddg function fails.
19580 (try_scheduling_node_in_cycle): Rename row to cycle.
19581 (print_partial_schedule): Rename CYCLE to ROW.
19583 2008-02-19 Christian Bruel <christian.bruel@st.com>
19584 Zdenek Dvorak <ook@ucw.cz>
19586 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
19588 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
19591 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
19592 (*x86_movdicc_0_m1_se): Ditto.
19594 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
19596 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
19597 (CMPtype): Define as __gcc_CMPtype.
19598 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
19599 (CMPtype): Define as __gcc_CMPtype.
19601 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
19603 Support valgrind 3.3 for --enable-checking=valgrind.
19604 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
19606 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
19607 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
19608 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
19609 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
19610 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
19611 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
19612 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
19614 * ggc-zone.c: Similar.
19615 * ggc-page.c: Similar.
19617 2008-02-19 Paul Brook <paul@codesourcery.com>
19620 * config/arm/ieee754-df.S: Fix do_it typo.
19621 * config/arm/ieee754-sf.S: Fix do_it typo.
19623 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
19626 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
19627 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
19628 (OPTION_MASK_ISA_SSE_SET): Likewise.
19629 (OPTION_MASK_ISA_SSE2_SET): Likewise.
19630 (OPTION_MASK_ISA_SSE3_SET): Likewise.
19631 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
19632 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
19633 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
19634 (OPTION_MASK_ISA_SSE4_SET): Likewise.
19635 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
19636 (OPTION_MASK_ISA_SSE5_SET): Likewise.
19637 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
19638 (OPTION_MASK_ISA_MMX_UNSET): Updated.
19639 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
19640 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
19641 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
19642 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
19643 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
19644 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
19645 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
19646 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
19647 (OPTION_MASK_ISA_SSE4): Removed.
19648 (ix86_handle_option): Turn on bits in ix86_isa_flags and
19649 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
19650 (override_options): Don't turn on implied SSE/MMX bits in
19653 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
19655 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19658 2008-02-18 Joey Ye <joey.ye@intel.com>
19660 PR middle-end/34921
19661 * tree-nested.c (insert_field_into_struct): Set type alignment
19662 to field alignment if the former is less than the latter.
19664 2008-02-18 Jakub Jelinek <jakub@redhat.com>
19666 * BASE-VER: Set to 4.4.0.
19668 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19670 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
19671 * doc/cfg.texi: Likewise.
19672 * doc/extend.texi: Likewise.
19673 * doc/gty.texi: Likewise.
19674 * doc/invoke.texi: Likewise.
19675 * doc/loop.texi: Likewise.
19676 * doc/md.texi: Likewise.
19677 * doc/passes.texi: Likewise.
19678 * doc/rtl.texi: Likewise.
19679 * doc/sourcebuild.texi: Likewise.
19680 * doc/tm.texi: Likewise.
19681 * doc/tree-ssa.texi: Likewise.
19683 2008-02-17 Richard Guenther <rguenther@suse.de>
19685 PR middle-end/35227
19686 * tree-complex.c (init_parameter_lattice_values): Handle parameters
19687 without default definition.
19689 2008-02-17 Richard Guenther <rguenther@suse.de>
19691 PR tree-optimization/35231
19692 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
19695 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
19698 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19699 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
19700 libgcc_cmp_return mode.
19702 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19705 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
19707 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
19709 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
19712 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19714 * doc/c-tree.texi: Use `@.' where appropriate.
19715 * doc/extend.texi: Likewise.
19716 * doc/install.texi: Likewise.
19717 * doc/invoke.texi: Likewise.
19718 * doc/loop.texi: Likewise.
19719 * doc/makefile.texi: Likewise.
19720 * doc/md.texi: Likewise.
19721 * doc/passes.texi: Likewise.
19722 * doc/standards.texi: Likewise.
19723 * doc/tm.texi: Likewise.
19725 2008-02-15 Jakub Jelinek <jakub@redhat.com>
19727 PR middle-end/35196
19728 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
19730 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
19731 rather than in entry_bb.
19733 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19735 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
19736 libgcc_cmp_return mode.
19738 2008-02-15 Jakub Jelinek <jakub@redhat.com>
19740 PR middle-end/35130
19741 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
19742 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
19744 2008-02-15 Richard Guenther <rguenther@suse.de>
19745 Zdenek Dvorak <ook@ucw.cz>
19747 PR tree-optimization/35164
19748 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
19749 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
19750 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
19751 Only propagate addresses which do not have abnormal SSA_NAMEs
19754 2008-02-15 Joseph Myers <joseph@codesourcery.com>
19757 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
19759 2008-02-15 Jan Hubicka <jh@suse.cz>
19761 PR middle-end/35149
19762 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
19764 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19766 PR middle-end/34621
19767 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
19768 when calculating alignment_pad.
19770 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19772 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
19773 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
19774 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
19775 and STACK_BOUNDARY define.
19777 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
19779 PR preprocessor/35061
19780 * c-pragma.c (handle_pragma_pop_macro): Check that
19781 pushed_macro_table has been allocated.
19783 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
19785 PR middle-end/35136
19786 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
19787 (force_gimple_operand): Likewise.
19788 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
19789 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
19790 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
19791 (find_interesting_uses_address): Check addressability and alignment
19792 of the base expression only after substituting bases of IVs into it.
19794 2008-02-14 Michael Matz <matz@suse.de>
19797 * function.c (instantiate_virtual_regs_in_insn): Reload address
19798 before falling back to reloading the whole operand.
19800 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
19802 * config/s390/s390.c (s390_mainpool_start): Emit the pool
19803 before the first section switch note.
19805 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19807 * doc/bugreport.texi: Update copyright years.
19808 * doc/c-tree.texi: Likewise.
19809 * doc/cfg.texi: Likewise.
19810 * doc/cpp.texi: Likewise.
19811 * doc/cppinternals.texi: Likewise.
19812 * doc/fragments.texi: Likewise.
19813 * doc/frontends.texi: Likewise.
19814 * doc/gcc.texi: Likewise.
19815 * doc/gty.texi: Likewise.
19816 * doc/hostconfig.texi: Likewise.
19817 * doc/implement-c.texi: Likewise.
19818 * doc/libgcc.texi: Likewise.
19819 * doc/loop.texi: Likewise.
19820 * doc/makefile.texi: Likewise.
19821 * doc/options.texi: Likewise.
19822 * doc/passes.texi: Likewise.
19823 * doc/rtl.texi: Likewise.
19824 * doc/sourcebuild.texi: Likewise.
19825 * doc/standards.texi: Likewise.
19826 * doc/tree-ssa.texi: Likewise.
19827 * doc/trouble.texi: Likewise.
19829 * doc/extend.texi: Use @: or add comma where appropriate.
19830 * doc/invoke.texi: Likewise.
19831 * doc/tm.texi: Likewise.
19833 2008-02-14 Alan Modra <amodra@bigpond.net.au>
19836 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
19839 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
19841 * doc/md.texi (clz, ctz): Add reference.
19842 * doc/rtl.texi (clz, ctz): Likewise.
19844 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19847 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
19850 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
19852 * config/s390/s390.c (struct constant_pool): New field
19853 emit_pool_after added.
19854 (s390_mainpool_start): Set the emit_pool_after flag according
19855 to the section switch notes.
19856 (s390_mainpool_finish): Consider emit_pool_after when emitting
19857 the literal pool at the end of the function.
19858 (s390_chunkify_start): Force literal pool splits at section
19861 2008-02-13 Michael Matz <matz@suse.de>
19864 * var-tracking.c (clobber_variable_part): Correctly traverse the
19867 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19870 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
19871 Add -fdump-ipa-inline.
19872 * tree-dump.c (dump_files): Remove tree-inlined dump.
19873 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
19875 2008-02-12 Richard Guenther <rguenther@suse.de>
19877 PR tree-optimization/35171
19878 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
19881 2008-02-12 Richard Guenther <rguenther@suse.de>
19883 PR middle-end/35163
19884 * fold-const.c (fold_widened_comparison): Use get_unwidened in
19885 value-preserving mode. Disallow final truncation.
19887 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
19889 PR middle-end/35136
19890 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
19891 code from here to...
19892 (force_gimple_operand): ...here.
19894 2008-02-12 Jakub Jelinek <jakub@redhat.com>
19897 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
19898 non-compatible pointers.
19899 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
19900 different FIELD_DECLs, try harder by comparing field offsets, sizes
19903 PR inline-asm/35160
19904 * function.c (match_asm_constraints_1): Don't replace the same input
19907 2008-02-12 Anatoly Sokolov <aesok@post.ru>
19909 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
19910 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
19911 (expand_epilogue): Restore RAMPZ register.
19912 * config/avr/avr.md (RAMPZ_ADDR): New constant.
19914 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
19916 * config/i386/cygwin.asm: (__alloca): Correct calling
19917 convention and alignment.
19918 (__chkstk): Force 8 byte stack alignment.
19920 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
19921 Richard Guenther <rguenther@suse.de>
19923 PR tree-optimization/33992
19924 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
19925 the zero we compare against.
19927 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
19929 PR libfortran/35063
19930 * gthr-win32.h (__gthread_mutex_destroy_function): New function
19931 to CloseHandle after unlocking to prevent accumulation of handle
19934 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19936 PR middle_end/34150
19937 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
19938 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
19939 and update LABEL_NUSES during and after reload.
19941 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
19943 PR middle-end/34627
19944 * combine.c (simplify_if_then_else): Make sure the comparison is
19945 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
19947 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
19950 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
19951 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
19952 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
19953 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
19954 * tree.h (get_type_static_bounds): Likewise.
19956 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19958 * doc/invoke.texi (Option Summary, C++ Dialect Options)
19959 (Objective-C and Objective-C++ Dialect Options, Warning Options):
19960 Make -Wfoo language annotations match what the compiler outputs.
19962 2008-02-08 Sa Liu <saliu@de.ibm.com>
19964 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
19965 intrinsics spu_convts, spu_convtu, spu_convtf.
19967 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
19969 * doc/extend.texi (Function Attributes) <noinline>: Mention
19970 asm ("") as method to keep calls.
19972 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19975 * doc/options.texi (Options): Replace references to opts.sh with
19977 * opts-common.c: Likewise.
19978 * optc-gen.awk: Likewise.
19980 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
19982 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
19984 2008-02-07 Richard Henderson <rth@redhat.com>
19987 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
19988 EXPR_LIST for the REG_EQUAL instead of a comparison with a
19991 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
19993 PR tree-optimization/35085
19994 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
19995 for operand entry oe2 in addition to operand entry oe3 in order to
19996 expose more opportunities for vectorizer sum reduction.
19998 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20001 * Makefile.in (LIBS): Remove $(GMPLIBS).
20002 (cc1-dummy, cc1): Add $(GMPLIBS).
20004 2008-02-06 Jan Hubicka <jh@suse.cz>
20007 * i386.md (moddf_integer): Do not produce partial memory stalls for
20008 targets where it hurts.
20010 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
20013 * optabs.c (expand_float): Do not check for decimal modes when
20014 expanding unsigned integer through signed conversion.
20016 2008-02-06 Nick Clifton <nickc@redhat.com>
20018 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
20019 inside the clobber with a match_operand and duplicated operand
20020 number in the constraint.
20021 (ineqbranchsi): Delete redundant comment.
20023 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
20025 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
20026 builtin_define ("__USE_INIT_FINI__").
20027 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
20029 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
20031 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20033 PR documentation/30330
20034 * doc/invoke.texi (C++ Dialect Options)
20035 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20036 For each warning option -Wfoo that allows -Wno-foo, ensure both
20037 -Wfoo and -Wno-foo are listed in the option index. Fix index
20038 entry of -Wswitch-default, index -Wnormalized= including the
20039 `=', and -Wlarger-than-@var{len} including @var{len}.
20041 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20043 * config/i386/i386.md (floatunssisf2): Use
20044 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
20045 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
20046 Macroize expander using MODEF mode iterator.
20048 2008-02-05 Diego Novillo <dnovillo@google.com>
20050 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
20053 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
20055 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20058 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
20060 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
20063 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
20064 to indicate if a message should be generated.
20065 (init_cumulative_args): Updated.
20066 (function_value_32): Likewise.
20068 2008-02-05 Joseph Myers <joseph@codesourcery.com>
20070 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
20072 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20075 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
20076 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
20078 2008-02-04 Diego Novillo <dnovillo@google.com>
20080 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
20083 * tree-vrp.c (vrp_evaluate_conditional): With
20084 -Wtype-limits, emit a warning when comparing against a
20085 constant outside the natural range of OP0's type.
20087 2008-02-04 Richard Guenther <rguenther@suse.de>
20089 PR middle-end/33631
20090 * expr.c (count_type_elements): Give for unions instead of
20093 2008-02-04 Richard Guenther <rguenther@suse.de>
20095 PR middle-end/35043
20096 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
20097 to TYPE_DOMAINs base type instead of using bitsizetype here.
20099 2008-02-03 Jason Merrill <jason@redhat.com>
20101 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
20103 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20106 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
20107 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
20108 (RS/6000 and PowerPC Options): Fix typos and markup.
20109 * doc/passes.texi (Tree-SSA passes): Likewise.
20111 2008-02-02 Michael Matz <matz@suse.de>
20114 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
20115 from record_last_reg_set_info.
20116 (record_last_reg_set_info): Take an RTX argument, iterate over all
20117 constituent hardregs.
20118 (record_last_set_info, record_opr_changes): Change calls to
20119 new signature or to record_last_reg_set_info_regno.
20121 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
20123 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
20125 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
20127 PR rtl-optimization/34773
20128 * reg-notes.def (EQUAL): Mention significance of combination of
20129 REG_EQUAL and REG_RETVAL.
20130 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
20131 insn that has a REG_RETVAL.
20133 2008-02-01 Roger Sayle <roger@eyesopen.com>
20136 * configure.ac (--enable-fixed-point): Disable unless explicitly
20138 * configure: Regenerate.
20140 2008-02-01 Richard Guenther <rguenther@suse.de>
20143 * invoke.texi (-finline-limit): Remove no longer true parts
20144 of the documentation. Note that there is no default value.
20146 2008-02-01 Andrew Pinski <pinskia@gmail.com>
20147 Mark Mitchell <mark@codesourcery.com>
20148 Ben Elliston <bje@au.ibm.com>
20151 * doc/extend.texi (Other Builtins): Document.
20153 2008-01-31 Tom Browder <tom.browder@gmail.com>
20155 * doc/c-tree.texi (Types): Fix grammar.
20156 (Expression trees): Ditto.
20157 * doc/passes.texi (Tree-SSA passes): Ditto.
20159 * doc/configterms.texi (Configure Terms): Fix typo.
20160 * doc/cpp.texi (Common Predefined Macros): Ditto.
20161 * doc/md.texi (Machine Constraints): Ditto.
20163 * doc/makefile.texi (Makefile): Add comma.
20165 2008-01-31 Tom Browder <tom.browder@gmail.com>
20166 Gerald Pfeifer <gerald@pfeifer.com>
20168 * doc/sourcebuild.texi (Front End): Remove references to CVS
20169 and CVSROOT/modules.
20170 (Texinfo Manuals): Replace reference to CVS by one to SVN.
20171 (Back End): Remove reference to CVS.
20173 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20176 * config/mips/mips.c (gen_load_const_gp): New function, taking a
20178 (mips16_gp_pseudo_reg): ...here.
20179 * config/mips/mips.md (load_const_gp): Replace with...
20180 (load_const_gp_<mode>): ...this :P-based insn.
20182 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20184 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
20185 options. Minor fixes.
20186 (-std): Move reference to standards closer to where language
20187 standards are first mentioned.
20189 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20191 PR rtl-optimization/34995
20192 * reload.c (alternative_allows_const_pool_ref): Take an rtx
20193 parameter and return a bool. If the rtx parameter is nonnull,
20194 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
20195 (find_reloads): Update call accordingly. Pass the new operand
20196 if it needed no address reloads, otherwise pass null.
20198 2008-01-30 Richard Henderson <rth@redhat.com>
20201 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
20202 for unbounded arrays.
20204 2008-01-30 Silvius Rus <rus@google.com>
20206 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
20208 2008-01-30 Jan Hubicka <jh@suse.cz>
20211 * i386.c (init_cumulative_args): Use real function declaration when
20214 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
20216 PR rtl-optimization/34998
20217 * global.c (build_insn_chain): Treat non-subreg_lowpart
20218 SUBREGs of pseudos as clobbering all the words covered by the
20219 SUBREG, not just all the bytes.
20220 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
20221 original df_ref rather than an extract parameter.
20222 (global_conflicts): Update call accordingly.
20224 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
20226 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
20227 the overflow check to make it easier to read.
20228 (__fixtfdi): Change the type of the ll member in union
20229 long_double to UDItype_x.
20231 2008-01-30 Jakub Jelinek <jakub@redhat.com>
20233 PR middle-end/34969
20234 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
20235 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
20236 * tree-inline.c (fold_marked_statements): Call
20237 cgraph_update_edges_for_call_stmt if folding a call statement.
20238 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
20239 debug_generic_stmt calls, reset it back afterwards.
20242 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
20244 * c-typeck.c (build_external_ref): Don't pedwarn about
20245 static vars in current function's scope.
20247 2008-01-29 Joseph Myers <joseph@codesourcery.com>
20249 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
20251 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
20254 * ipa-struct-reorg.c: Fix spelling.
20255 * params.def: Ditto.
20257 2008-01-29 Richard Guenther <rguenther@suse.de>
20259 PR middle-end/35006
20260 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
20262 * tree-inline.c (remap_type): Increment remapping_type_depth
20263 around remapping types.
20264 (copy_body_r): Only add referenced variables if they are referenced
20265 from code, not types.
20267 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
20278 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
20279 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
20281 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
20284 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
20285 pointer for tiny stack.
20287 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20289 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
20291 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20293 * config/vx-common.h: Fix typo in comment.
20295 2008-01-28 Ian Lance Taylor <iant@google.com>
20299 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
20300 coalesce pointers if they have different DECL_NO_TBAA_P values.
20301 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
20302 between variables with different DECL_NO_TBAA_P values.
20304 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
20307 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
20308 are not legitimate small data references on SPE targets.
20310 2008-01-28 David Daney <ddaney@avtrex.com>
20312 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
20314 2008-01-28 David Daney <ddaney@avtrex.com>
20316 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
20318 2008-01-27 Joseph Myers <joseph@codesourcery.com>
20320 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
20321 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
20322 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
20323 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
20324 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
20325 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
20326 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
20327 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
20329 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20331 * basic-block.h (condjump_equiv_p): Fix comment.
20333 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20335 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
20336 print_generic_stmt_indented): Fix comment.
20338 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20340 * configure.ac (__stack_chk_fail): Add detecion for availability
20341 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
20342 * configure: Regenerate.
20344 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
20346 PR middle-end/34688
20347 * final.c (output_addr_const): Handle TRUNCATE.
20349 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
20352 * tree-ssa-loop-ivopts.c (comp_cost): New type.
20353 (zero_cost, infinite_cost): New constants.
20354 (struct cost_pair): Change type of cost to comp_cost.
20355 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
20356 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
20358 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
20359 split_address_cost, ptr_difference_cost, difference_cost,
20360 get_computation_cost_at, get_computation_cost,
20361 determine_use_iv_cost_generic, determine_use_iv_cost_address,
20362 determine_use_iv_cost_condition, determine_use_iv_costs,
20363 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
20364 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
20365 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
20366 Change type of cost to comp_cost.
20367 (determine_iv_cost): Increase cost of non-original ivs, instead
20368 of decreasing the cost of original ones.
20369 (get_address_cost): Indicate the complexity of the addressing mode
20371 (try_add_cand_for): Prefer using ivs not specific to some object.
20372 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
20374 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
20375 Janis Johnson <janis187@us.ibm.com>
20378 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
20379 (TARGET_INSTANTIATE_DECLS): Likewise.
20380 * target.h (expand_to_rtl_hook): New target hook.
20381 (instantiate_decls): Likewise.
20382 * function.c (instantiate_decl): Make non-static. Rename to...
20383 (instantiate_decl_rtl): ... this.
20384 (instantiate_expr): Use instantiate_decl_rtl.
20385 (instantiate_decls_1): Likewise.
20386 (instantiate_decls): Likewise.
20387 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
20388 * function.h (instantiate_decl_rtl): Add prototype.
20389 * cfgexpand.c (target.h): New include.
20390 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
20391 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
20392 (TARGET_INSTANTIATE_DECLS): Likewise.
20393 (TARGET_INITIALIZER): New target hooks added.
20394 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
20396 * config/rs6000/rs6000.c (tree-flow.h): New include.
20397 (machine_function): Add sdmode_stack_slot field.
20398 (rs6000_alloc_sdmode_stack_slot): New function.
20399 (rs6000_instantiate_decls): Likewise.
20400 (rs6000_secondary_memory_needed_rtx): Likewise.
20401 (rs6000_check_sdmode): Likewise.
20402 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
20403 (TARGET_INSTANTIATE_DECLS): Likewise.
20404 (rs6000_hard_regno_mode_ok): Allow SDmode.
20405 (num_insns_constant): Likewise. Handle _Decimal32 constants.
20406 (rs6000_emit_move): Handle SDmode.
20407 (function_arg_advance): Likewise.
20408 (function_arg): Likewise.
20409 (rs6000_gimplify_va_arg): Likewise. Add special handling of
20410 SDmode var args for 32-bit compiles.
20411 (rs6000_secondary_reload_class): Handle SDmode.
20412 (rs6000_output_function_epilogue): Likewise.
20413 (rs6000_function_value): Simplify if statement.
20414 (rs6000_libcall_value): Likewise.
20415 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
20416 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
20417 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
20418 (movsd_hardfloat): New define_insn.
20419 (movsd_softfloat): Likewise.
20420 (movsd_store): Likewise.
20421 (movsd_load): Likewise.
20422 (extendsddd2): Likewise.
20423 (extendsdtd2): Likewise.
20424 (truncddsd2): Likewise.
20425 (movdd_hardfloat64): Fixup comment.
20426 (UNSPEC_MOVSD_LOAD): New constant.
20427 (UNSPEC_MOVSD_STORE): Likewise.
20429 2008-01-26 Jakub Jelinek <jakub@redhat.com>
20432 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
20434 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
20435 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
20436 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
20437 and TRUTH_XOR_EXPR.
20439 2008-01-26 David Edelsohn <edelsohn@gnu.org>
20442 * config.gcc: Separate AIX 5.3 from AIX 6.1.
20443 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20444 __LONGDOUBLE128 too.
20445 * config/rs6000/aix61.h: New file.
20447 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20449 PR rtl-optimization/34959
20450 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
20451 popcount and parity rtxes the same mode as their operand.
20452 Truncate or extend the result to the return value's mode
20455 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20458 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
20459 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
20460 to GOT_VERSION_REGNUM.
20461 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
20462 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
20463 * config/mips/mips.c (mips_emit_call_insn): New function.
20464 (mips_call_tls_get_addr): Call mips_expand_call directly.
20465 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
20467 (mips16_build_call_stub): Likewise. Return the call insn or null.
20468 (mips_expand_call): Update the call to mips16_build_call_stub
20469 accordingly and a remove redundant condition. Assert that MIPS16
20470 stubs do not use lazy binding. Use mips_emit_call_insn and return
20472 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
20474 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
20475 (mips_avoid_hazard): Remove hazard_set handling.
20476 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
20477 (UNSPEC_RESTORE_GP): ...this.
20478 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
20479 (FAKE_CALL_REGNO): Rename to...
20480 (GOT_VERSION_REGNUM): ...this.
20481 (type): Add "ghost" value. Add an associated insn reservation.
20482 (hazard_set): Remove.
20483 (exception_receiver): Rename to...
20484 (restore_gp): ...this and update the unspec identifier accordingly.
20485 (exception_receiver, nonlocal_got_receiver): New expanders.
20486 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
20487 FAKE_CALL_REGNO. Remove hazard_set attribute.
20488 (set_got_version, update_got_version): New patterns.
20490 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
20493 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
20495 2008-01-25 Joseph Myers <joseph@codesourcery.com>
20498 * doc/install.texi2html: Generate gcc-vers.texi.
20500 2008-01-25 DJ Delorie <dj@redhat.com>
20502 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
20504 2008-01-25 Joseph Myers <joseph@codesourcery.com>
20506 * config/c4x: Remove directory.
20507 * config.gcc (crx-*, mt-*): Mark obsolete.
20508 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
20509 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
20510 sh-*-rtemscoff*): Remove cases.
20511 * defaults.h (C4X_FLOAT_FORMAT): Remove.
20512 * real.c (encode_c4x_single, decode_c4x_single,
20513 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
20514 c4x_extended_format): Remove.
20515 * real.h (c4x_single_format, c4x_extended_format): Remove.
20516 * doc/extend.texi (interrupt, naked): Remove mention of attributes
20518 (Pragmas): Remove comment about c4x pragmas.
20519 * doc/install.texi (c4x): Remove target-specific instructions.
20520 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
20521 * doc/md.texi (Machine Constraints): Remove C4x documentation.
20522 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
20523 refer to C4x source files as examples.
20524 (C4X_FLOAT_FORMAT): Remove documentation.
20526 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
20528 * config/bfin/bfin.c (override_options): Reorder tests so that
20529 flag_pic gets enabled for -msep-data.
20531 2008-01-25 Richard Guenther <rguenther@suse.de>
20533 PR middle-end/32244
20534 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
20535 to its bitfield precision if required.
20537 2008-01-25 Jakub Jelinek <jakub@redhat.com>
20539 PR middle-end/33880
20540 * tree-nested.c (walk_omp_for): New function.
20541 (convert_nonlocal_reference, convert_local_reference): Call
20542 walk_omp_for on OMP_FOR.
20543 (convert_call_expr): Call walk_body on OMP_FOR's
20544 OMP_FOR_PRE_INIT_BODY.
20546 2008-01-25 Richard Guenther <rguenther@suse.de>
20548 PR tree-optimization/34966
20549 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
20550 default defs and PHI_NODEs we have to insert after the
20551 defining statement.
20553 2008-01-24 Nick Clifton <nickc@redhat.com>
20555 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
20556 Provide a default definition.
20557 (LIBGCC2_UNITS_PER_WORD): Likewise.
20559 * config/stormy16/stormy16.c: Include df.h for the prototype
20560 for df_regs_ever_live_p.
20561 (xstormy16_expand_builtin_va_start): Convert the stack offset
20562 into a component_ref and then use POINTER_PLUS_EXPR to add it
20563 to the incoming_virtual_args_rtx.
20564 (xstormy16_gimplify_va_arg_expr): Rename to
20565 xstormy16_gimplify_va_arg_expr.
20566 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
20567 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
20568 xstormy16_gimplify_va_arg_expr.
20569 Fix up some formatting issues.
20571 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
20572 Move to predicates.md.
20573 (xs_hi_general_operand): Likewise.
20574 (xs_hi_nonmemory_operand): Likewise.
20575 * config/stormy16/predicates.md:
20576 (xstormy16_carry_plus_operand): New predicate.
20577 (xs_hi_general_operand): New predicate.
20578 (xs_hi_nonmemory_operand): New predicate.
20579 * config/stormy16/stormy16-protos.h:
20580 (xstormy16_carry_plus_operand): Delete prototype.
20581 (xs_hi_general_operand): Likewise.
20582 (xs_hi_nonmemory_operand): Likewise.
20584 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
20585 modifiers as they are no longer needed and they can trigger
20586 reload spill failures.
20588 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
20589 with a match_operand in order to help reload.
20591 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
20592 constraint with 'e' for the 8th alternative as this version of
20593 the mov.w instruction only accepts the lower 8 registers.
20595 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
20598 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
20599 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
20602 2008-01-25 Jakub Jelinek <jakub@redhat.com>
20604 PR middle-end/33333
20605 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
20607 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
20609 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
20611 (remove_structure): Update allocations list before removing structure.
20613 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
20615 * ipa-struct-reorg.c (is_safe_cond_expr,
20616 create_new_stmts_for_cond_expr): Use integer_zerop function,
20617 that recognize not only zero-pointer, but zero-integer too.
20619 2008-01-25 Ben Elliston <bje@au.ibm.com>
20622 * fixproto: Escape "." in sed expression that strips leading "./".
20624 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
20627 * gcc.c (SWITCH_OK): Removed.
20628 (SWITCH_LIVE): Changed to bit.
20629 (SWITCH_FALSE): Likewise.
20630 (SWITCH_IGNORE): Likewise.
20631 (switchstr): Change live_cond to unsigned int.
20632 (process_command): Replace SWITCH_OK with 0.
20633 (do_self_spec): Likewise.
20634 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
20635 (give_switch): Likewise.
20636 (used_arg): Likewise.
20637 (do_spec_1): Set the SWITCH_IGNORE bit.
20638 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
20639 bits. Set the SWITCH_LIVE bit.
20641 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20643 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
20645 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
20647 PR tree-optimization/34472
20648 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
20649 parameter to a "bool *" and set *DATA to false if there is
20650 an unsafe access. Do not delete the structure here.
20651 (check_cond_exprs): Delete it here instead.
20652 (check_cond_exprs, exclude_cold_structs): Do not increase
20653 I when removing a structure.
20655 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
20658 * config/i386/i386.c (ix86_expand_vector_init): Consider only
20659 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
20661 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
20663 PR middle-end/34934
20664 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
20665 a fixed vector for stack.
20667 2008-01-24 Ben Elliston <bje@au.ibm.com>
20670 * doc/gcc.texi (Software development): Add a direntry for g++.
20672 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
20674 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
20675 stale and straggling -fforce-addr comments above.
20677 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
20679 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
20680 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
20682 2008-01-23 Michael Matz <matz@suse.de>
20685 * dwarf2out.c (force_type_die): Use modified_type_die instead of
20688 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
20690 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
20691 malloc result type.
20693 2008-01-23 Anatoly Sokolov <aesok@post.ru>
20695 * config/avr/avr.c (avr_current_arch): New variable.
20696 (avr_arch_types): Add 'avr31' and 'avr51' entries.
20697 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
20698 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
20699 (avr_override_options): Init 'avr_current_arch'.
20700 (base_arch_s): Move from here...
20701 * config/avr/avr.h (base_arch_s): ... here. Add new members
20702 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
20703 'mega' to 'have_jmp_call'.
20704 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
20705 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
20707 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
20709 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
20710 MULTILIB_MATCHES): Ditto.
20712 2008-01-23 Richard Guenther <rguenther@suse.de>
20714 PR middle-end/31529
20715 * cgraphunit.c (cgraph_reset_node): Always mark the node
20716 not reachable if it is not queued already.
20718 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
20720 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
20721 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
20722 (cputype_selected): New static variable.
20723 (bfin_handle_option): Set it if -mcpu is used.
20724 (override_option): Select default set of workarounds if no cpu type
20725 selected on the command line.
20726 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
20728 From Michael Frysinger <michael.frysinger@analog.com>
20729 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
20730 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
20732 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
20733 for bf547, bf523, bf524, and bf526.
20734 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
20736 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
20737 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
20738 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
20739 __ADSPBF547__ and __ADSPBF54x__ for bf547.
20740 * doc/invoke.texi (Blackfin Options): Document that
20741 -mcpu now accept bf547, bf523, bf524, and bf526.
20743 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
20745 PR rtl-optimization/34628
20746 * combine.c (try_combine): Stop and undo after the first combination
20747 if an autoincrement side-effect on the first insn has effectively
20750 2008-01-22 David Edelsohn <edelsohn@gnu.org>
20753 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
20754 Offset addresses are not valid for Altivec or paired float modes.
20756 2008-01-22 Jakub Jelinek <jakub@redhat.com>
20759 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
20760 if DECL_INITIAL (decl) is error_mark_node.
20763 * c-common.c (handle_vector_size_attribute): Only allow
20764 integral, scalar float and fixed point types. Handle OFFSET_TYPE
20765 the same way as pointer, array etc. types.
20766 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
20769 * tree.c (build_type_attribute_qual_variant): Call
20770 build_qualified_type if attributes are equal, but quals are not.
20772 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20775 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
20776 * flags.h (warn_strict_aliasing): Remove.
20777 (warn_strict_overflow): Remove.
20778 * opts.c (warn_strict_aliasing): Remove.
20779 (warn_strict_overflow): Remove.
20780 * c-opts.c (c_common_handle_option): -Wall only sets
20781 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
20782 (c_common_post_options): Give default values to -Wstrict-aliasing
20783 and -Wstrict-overflow if they are uninitialized.
20784 * common.opt (Wstrict-aliasing): Specify Var and Init.
20785 (Wstrict-overflow): Likewise.
20787 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20789 PR rtl-optimization/26854
20790 PR rtl-optimization/34400
20791 PR rtl-optimization/34884
20792 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
20794 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
20795 (df_rd_bb_info.expanded_lr_out): Deleted
20796 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
20797 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
20798 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
20799 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
20800 Removed code to allocate, initialize or free expanded_lr_out.
20801 (df_rd_bb_local_compute_process_def): Restructured to make more
20803 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
20804 sets if the sets are being trimmed.
20806 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
20809 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
20810 (as_vers): Likewise.
20811 * configure: Regenerated.
20813 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20815 PR middle-end/33092
20816 * tree-pass.h (pass_build_alias): New pass.
20817 * tree-ssa-alias.c (gate_build_alias): New.
20818 (pass_build_alias): New.
20819 * passes.c (init_optimization_passes): Add pass_build_alias after
20820 pass_create_structure_vars.
20822 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
20824 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
20825 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
20826 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
20827 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
20828 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
20829 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
20830 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
20831 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
20832 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
20833 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
20834 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
20835 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
20836 * config/s390/s390.md (FP_ALL): New mode iterator.
20837 (_d): New mode attribute.
20838 ("*signbit<mode>2>"): Changed mode of first operand.
20839 ("isinf<mode>2"): Changed mode of first operand.
20840 ("*TDC_insn"): Adaptation for DFP modes.
20842 2008-01-22 Ben Elliston <bje@au.ibm.com>
20844 * tree.c (check_qualified_type): Improve function description.
20846 2008-01-21 Jason Merrill <jason@redhat.com>
20849 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
20850 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
20853 2008-01-21 DJ Delorie <dj@redhat.com>
20855 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
20858 2008-01-21 Richard Guenther <rguenther@suse.de>
20860 PR middle-end/34856
20861 * tree-cfg.c (verify_expr): Allow all invariant expressions
20862 instead of just constant class ones as reference argument.
20863 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
20864 like any other constant.
20865 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
20867 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
20869 * regmove.c (fixup_match_1): Update call crossed frequencies.
20871 2008-01-21 Richard Guenther <rguenther@suse.de>
20874 * tree-inline.c (setup_one_parameter): Deal with mismatched
20875 types using a VIEW_CONVERT_EXPR.
20877 2008-01-21 Alon Dayan <alond@il.ibm.com>
20878 Olga Golovanevsky <olga@il.ibm.com>
20880 PR tree-optimization/34701
20881 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
20882 when the structure size is not a power of 2.
20884 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
20886 * doc/install.texi: Add doc for --enable-checking=df.
20888 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
20890 PR rtl-optimization/34808
20891 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
20893 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
20895 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
20898 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
20900 PR rtl-optimization/26854
20901 PR rtl-optimization/34400
20902 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
20904 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
20905 (df_rd_bb_info.expanded_lr_out): New.
20906 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
20907 * loop_iv.c (iv_analysis_loop_init): Ditto.
20908 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
20909 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
20910 Added code to allocate, initialize or free expanded_lr_out.
20911 (df_rd_bb_local_compute_process_def): Restructured to make
20912 more understandable.
20913 (df_rd_confluence_n): Add code to do nothing with fake edges and
20914 code to no apply invalidate_by_call sets if the sets are being trimmed.
20915 (df_lr_local_finalize): Renamed to df_lr_finalize.
20916 (df_live_local_finalize): Renamed to df_live_finalize.
20918 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
20921 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
20922 deciding whether to use reciprocal instructions.
20924 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
20926 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
20927 dwarf2out_note_section_used if cold_text_section is NULL.
20929 2008-01-19 Jakub Jelinek <jakub@redhat.com>
20931 PR gcov-profile/34610
20932 * tree-cfg.c (make_edges): Mark both outgoing edges from
20933 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
20934 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
20935 from OMP_FOR and OMP_CONTINUE outgoing edges.
20937 * tree-profile.c (tree_profiling): Return early if
20938 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
20940 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
20941 from cfun to child_cfun.
20942 * function.h (struct function): Add after_tree_profile bit.
20944 2008-01-19 Anatoly Sokolov <aesok@post.ru>
20946 * config/avr/avr.S (_exit): Disable interrupt.
20948 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
20949 Steven Bosscher <stevenb.gcc@gmail.com>
20951 PR rtl-optimization/26854
20952 PR rtl-optimization/34400
20953 * df-problems.c (df_live_scratch): New scratch bitmap.
20954 (df_live_alloc): Allocate df_live_scratch when doing df_live.
20955 (df_live_reset): Clear the proper bitmaps.
20956 (df_live_bb_local_compute): Only process the artificial defs once
20957 since the order is not important.
20958 (df_live_init): Init the df_live sets only with the variables
20959 found live by df_lr.
20960 (df_live_transfer_function): Use the df_lr sets to prune the
20961 df_live sets as they are being computed.
20962 (df_live_free): Free df_live_scratch.
20964 2008-01-18 Ian Lance Taylor <iant@google.com>
20966 * common.opt: Add fmerge-debug-strings.
20967 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
20968 flag_merge_debug_strings rather than flag_merge_constants.
20969 * doc/invoke.texi (Option Summary): Mention
20970 -fmerge-debug-strings.
20971 (Debugging Options): Document -fmerge-debug-strings.
20973 2008-01-18 Ian Lance Taylor <iant@google.com>
20976 * tree.h (DECL_IS_OPERATOR_NEW): Define.
20977 (struct tree_function_decl): Add new field operator_new_flag.
20978 * tree-inline.c (expand_call_inline): When inlining a call to
20979 operator new, force the return value to go into a variable, and
20980 set DECL_NO_TBAA_P on that variable.
20981 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
20983 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
20986 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
20987 DWARF2_DEBUGGING_INFO.
20988 (dwarf2out_note_section_used): Ditto. Add prototype.
20989 (have_multiple_function_sections, text_section_used,
20990 cold_text_section_used, *cold_text_sections): Move declarations
20993 2008-01-17 Bob Wilson <bob.wilson@acm.org>
20995 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
20996 field and add signal_ra.
20997 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
20998 assignments to frame state pc. Move end of stack check after
20999 MD_FALLBACK_FRAME_STATE_FOR.
21000 (uw_update_context_1): Use frame state signal_regs if set, instead
21001 of checking signal_frame flag.
21002 (uw_update_context): Use frame state signal_ra if set.
21003 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
21004 * config/xtensa/linux-unwind.h: New file.
21006 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
21008 * modulo-sched.c (get_sched_window): Fix comment typo.
21010 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
21012 PR tree-optimization/34648
21013 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
21015 2008-01-17 Anatoly Sokolov <aesok@post.ru>
21017 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
21018 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
21020 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
21022 PR rtl-optimization/34400
21023 * df-core.c (df_worklist_dataflow_overeager,
21024 df_worklist_dataflow_doublequeue): New functions.
21025 (df_worklist_dataflow): Two different worklist solvers.
21026 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
21029 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21032 * doc/invoke.texi: Document the dependence on pthread for fopenmp
21033 and ftree-parallelize-loops.
21035 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
21037 PR rtl-optimization/34826
21038 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
21040 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
21042 * global.c (find_reg): Mark the eh regs as used if necessary.
21043 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
21044 * ra.h (struct allocno): no_eh_reg field added. Changed
21045 no_stack_reg type to bitfield.
21047 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
21049 * tree.c (substitute_in_expr): Add missing 'break'.
21051 2008-01-17 Richard Guenther <rguenther@suse.de>
21053 PR tree-optimization/34825
21054 * tree-ssa-math-opts.c (is_division_by): Do not recognize
21055 x / x as division to handle.
21057 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21059 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
21060 "-pthread" is specified.
21061 * pa-hpux11.h (LIB_SPEC): Likewise.
21063 2008-01-16 Janis Johnson <janis187@us.ibm.com>
21064 Peter Bergner <bergner@vnet.ibm.com>
21066 PR rtl-optimization/33796
21067 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
21069 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21071 PR libgfortran/34699
21072 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
21074 * pa-hpux10.h (LINK_SPEC): Likewise.
21075 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
21077 2008-01-16 Richard Guenther <rguenther@suse.de>
21079 PR middle-end/32628
21080 * fold-const.c (fold_convert_const_int_from_int): Do not
21081 set overflow if that occured only because of a sign extension
21082 change when converting from/to a sizetype with the same
21083 precision and signedness.
21085 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21088 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
21089 location address to the correct place. Update copyright year.
21091 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21093 * lambda-code.c (lambda_transform_legal_p): Handle the case of
21094 no dependences in the dependence_relations vector.
21096 2008-01-16 Jan Hubicka <jh@suse.cz>
21098 PR rtl-optimization/31396
21099 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
21100 * cfg.c (dump_reg_info): Print it.
21101 * regs.h (struct reg_info_t): add freq_calls_crossed.
21102 (REG_FREQ_CALLS_CROSSED): New macro.
21103 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
21104 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
21105 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
21106 regmove_optimize): Update call crossed frequencies.
21107 * local-alloc.c (struct qty): Add freq_calls_crossed.
21108 (alloc_qty): Copute freq_calls_crossed.
21109 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
21110 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
21111 * ra.h (struct allocno): Add freq_calls_crossed.
21113 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21115 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
21116 libgomp when compiling with ftree-parallelize-loops.
21117 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
21119 2008-01-16 Richard Guenther <rguenther@suse.de>
21121 PR tree-optimization/34769
21122 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
21123 * tree.c (int_cst_value): Instead make this function more
21124 permissive in what it accepts as valid input. Document this
21125 function always sign-extends the value.
21127 2008-01-16 Jakub Jelinek <jakub@redhat.com>
21128 Richard Guenther <rguenther@suse.de>
21131 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
21132 (gimple_fold_indirect_ref_rhs): ... this.
21133 (gimple_fold_indirect_ref): New function with foldings
21134 that preserve lvalueness.
21135 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
21136 * tree-flow.h (gimple_fold_indirect_ref): Declare.
21137 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
21138 to fold an INDIRECT_REF, fall back to the old use of
21139 fold_indirect_ref_1.
21141 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21143 * tree-data-ref.c (subscript_dependence_tester_1): Call
21144 free_conflict_function.
21145 (compute_self_dependence): Same.
21147 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21150 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
21151 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
21153 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
21154 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
21155 for DWARF2_UNWIND_INFO targets.
21157 2008-01-16 Richard Guenther <rguenther@suse.de>
21160 * c-typeck.c (common_pointer_type): Do not merge inconsistent
21161 type qualifiers for function types.
21163 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
21165 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
21166 loop_iterator li from previous commit.
21168 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
21170 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
21172 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21174 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
21175 (parallelize_loops): Don't parallelize irreducible components.
21177 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21180 * c-opts (c_common_post_options): Do not enable CPP
21181 flag_pedantic_errors by default.
21183 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
21185 PR rtl-optimization/31944
21186 * cse.c (remove_pseudo_from_table): New function.
21187 (merge_equiv_classes): Use above function to remove pseudo-registers.
21188 (invalidate): Likewise.
21190 2008-01-13 Richard Guenther <rguenther@suse.de>
21192 PR middle-end/34601
21193 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
21194 instead of TYPE_MODE to deal with calls from expand_one_error_var.
21196 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
21198 * gcse.c (cprop_jump): Call validate_unshare_change instead of
21199 validate_change to unshare the source of the PC set.
21201 2008-01-12 Jan Hubicka <jh@suse.cz>
21203 PR middle-end/32135
21204 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
21205 references above array bounds. This might trigger bounds checks for
21206 pointers to arrays.
21208 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21210 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
21211 new_replaceable_dependencies.
21213 2008-01-12 Doug Kwan <dougkwan@google.com>
21215 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
21216 instead of OPT_Wreturn_type in warning due to ignored return type
21218 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
21219 options included in -Wextra.
21220 * c.opt: New option -Wignored_qualifiers.
21221 * doc/invoke.texi (Warning Options, -Wextra): Add new option
21222 -Wignore_qualifiers.
21223 (-Wignored-qualifiers): Document.
21224 (-Wreturn-type): Remove description of functionality now handled
21225 by -Wignored-qualifiers.
21227 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
21230 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
21231 NOP_EXPR if it is between integral types with the same precision.
21233 2008-01-12 Jan Hubicka <jh@suse.cz>
21236 * invoke.texi (max-inline-recursive-depth): Fix default value.
21238 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
21240 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
21243 2008-01-11 Bob Wilson <bob.wilson@acm.org>
21245 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
21247 2008-01-11 James E. Wilson <wilson@specifix.com>
21250 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
21252 2008-01-11 Anatoly Sokolov <aesok@post.ru>
21254 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
21255 save/restore frame pointer register and don't use 'call-prologues'
21256 optimization in function with "OS_task" attribute.
21258 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
21260 PR middle-end/31309
21261 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
21262 when copying to memory.
21264 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
21266 PR rtl-optimization/30905
21267 * cfgcleanup.c: Include dce.h
21268 (crossjumps_occured): New global variable.
21269 (try_crossjump_bb): Exit loop after finding a fallthru edge.
21270 If something changed, set crossjumps_occured to true.
21271 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
21272 Don't add/remove fake edges to exit here...
21273 (cleanup_cfg): ...but do it here, when crossjumping.
21274 Run a fast DCE when successful crossjumps occured in the latest
21275 iteration of try_optimize_cfg.
21277 2008-01-11 Richard Guenther <rguenther@suse.de>
21279 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
21280 (struct vn_unary_op_s): Likewise.
21281 (vn_reference_insert): Free old reference on hash collision.
21283 2008-01-10 Raksit Ashok <raksit@google.com>
21285 PR rtl-optimization/27971
21286 * combine.c (find_split_point): Split PLUS expressions which are
21287 inside a MEM rtx, and whose first operand is complex.
21289 2008-01-10 DJ Delorie <dj@redhat.com>
21291 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
21292 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
21293 (m32c_hard_regno_ok): Call the underlying function.
21295 2008-01-10 Richard Guenther <rguenther@suse.de>
21297 PR middle-end/34683
21298 * tree-cfg.c (tree_merge_blocks): Do not go through the
21299 full-blown folding and stmt updating path if we just deal
21300 with virtual operands.
21301 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
21302 test for abnormal SSA_NAMEs.
21304 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
21306 PR middle-end/34641
21307 * reload.c (push_reload): Add assertions. All constants from
21308 reg_equiv_constant should have been used for replacing the respective
21310 (find_reloads_address): Invoke find_reloads_address_part for
21311 constant taken from the reg_equiv_constant array.
21313 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
21315 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
21316 field (valnum) the first in the struct. Replace bools with
21319 2008-01-10 Richard Guenther <rguenther@suse.de>
21321 PR tree-optimization/34651
21322 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
21323 types and ordering for masking and converting.
21325 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
21327 PR tree-optimization/34017
21328 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
21329 also for PHI_NODE expressions.
21331 2008-01-09 Jan Hubicka <jh@suse.cz>
21333 PR tree-optimization/34708
21334 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
21335 based on number of case labels.
21336 (init_inline_once): Remove switch_cost.
21337 * tree-inline.h (eni_weights_d): Remove switch_cost.
21339 2008-01-09 Richard Guenther <rguenther@suse.de>
21340 Andrew Pinski <andrew_pinski@playstation.sony.com>
21342 PR middle-end/30132
21343 * gimplify.c (gimplify_cond_expr): Do not create an addressable
21344 temporary if an rvalue is ok or an lvalue is not required.
21346 2008-01-09 Richard Guenther <rguenther@suse.de>
21348 PR middle-end/34458
21349 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
21350 adjust return type.
21352 2008-01-09 Richard Guenther <rguenther@suse.de>
21354 PR middle-end/34679
21355 * tree.c (host_integerp): Check for sizetype only if the
21356 type is an integer type.
21358 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
21361 * opts.c (decode_options): Disable inlining of functions called
21362 once if not in unit-at-a-time mode.
21364 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
21366 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
21368 2008-01-08 Richard Guenther <rguenther@suse.de>
21370 PR middle-end/31863
21371 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
21372 out early if the result will be unused.
21374 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21379 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21380 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
21383 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
21385 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
21386 for vectorization tuned.
21388 2008-01-08 Richard Guenther <rguenther@suse.de>
21390 PR tree-optimization/34683
21391 * tree-ssa-operands.c (operand_build_cmp): Export.
21392 * tree-ssa-operands.h (operand_build_cmp): Declare.
21393 * tree-vn.c (vuses_compare): Remove.
21394 (sort_vuses): Use operand_build_cmp.
21395 (sort_vuses_heap): Likewise.
21396 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
21397 to re-use old VEC if available. Do not sort already sorted VUSEs.
21398 (vdefs_to_vec): Do not sort already sorted VDEFs.
21400 2008-01-08 Jakub Jelinek <jakub@redhat.com>
21402 PR middle-end/34694
21403 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
21405 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21408 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
21409 limitations of reciprocal sequences on x86 targets.
21411 2008-01-08 Richard Guenther <rguenther@suse.de>
21413 PR tree-optimization/34683
21414 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
21416 2008-01-07 Jakub Jelinek <jakub@redhat.com>
21419 * config/darwin.c (darwin_mergeable_string_section): Don't use
21420 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
21422 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
21425 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
21426 negxf2. Macroize expander using X87MODEF mode iterator. Change
21427 predicates of op0 and op1 to register_operand.
21428 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
21429 expander using X87MODEF mode iterator. Change predicates of
21430 op0 and op1 to register_operand.
21431 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
21432 corresponding patterns and macroize using MODEF macro. Change
21433 predicates of op0 and op1 to register_operand and remove
21434 "m" constraint. Disparage "r" alternative with "!".
21435 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
21436 macroize using X87MODEF macro. Change predicates of op0 and op1
21437 to register_operand and remove "m" constraint. Disparage "r"
21438 alternative with "!".
21439 (absneg splitter with memory operands): Remove.
21440 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
21441 patterns and macroize using X87MODEF mode iterator.
21442 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
21443 Change predicate of op1 to register_operand.
21444 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
21445 for memory operands.
21447 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
21449 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
21451 2008-01-07 Richard Guenther <rguenther@suse.de>
21453 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
21456 2008-01-07 Richard Guenther <rguenther@suse.de>
21458 PR tree-optimization/34683
21459 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
21460 VOPs of the needed size to save memory. Use VEC_quick_push
21461 to save compile-time.
21462 (vdefs_to_vec): Likewise.
21464 2008-01-07 Sa Liu <saliu@de.ibm.com>
21466 * config/spu/spu.md (divdf3): Genetate inline code for double
21467 division. The implementation doesn't handle INF or NAN, therefore it
21468 only applies when -ffinite-math-only is given.
21470 2008-01-06 Paolo Carlini <pcarlini@suse.de>
21473 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
21474 * doc/cpp.texi ([Common Predefined Macros]): Document.
21476 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
21478 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
21479 order to use commutative addition instead of subtraction.
21481 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
21482 Mircea Namolaru <namolaru@il.ibm.com>
21483 Vladimir Yanovsky <yanov@il.ibm.com>
21484 Revital Eres <eres@il.ibm.com>
21486 PR tree-optimization/34263
21487 * tree-outof-ssa.c (process_single_block_loop_latch,
21488 contains_tree_r): New functions.
21489 (analyze_edges_for_bb): Call process_single_block_loop_latch
21490 function to empty single-basic-block latch block if possible.
21492 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21494 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
21496 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
21498 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
21500 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
21502 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
21504 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
21506 2008-01-05 Jakub Jelinek <jakub@redhat.com>
21508 PR tree-optimization/34618
21509 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
21512 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21515 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
21516 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
21517 Update copyright year.
21519 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
21520 Update copyright year.
21521 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
21524 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
21526 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
21527 edge does not point to current bb before changing need_assert.
21529 2008-01-04 Richard Guenther <rguenther@suse.de>
21531 PR middle-end/34029
21532 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
21533 for verifying purposes if they are is_gimple_min_invariant.
21535 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
21537 PR tree-optimization/34448
21538 PR tree-optimization/34465
21539 * gimplify.c (gimplify_init_constructor): Add new parameter
21540 notify_temp_creation. Use it.
21541 (gimplify_modify_expr_rhs): Take volatiles into account when
21542 optimizing constructors.
21543 Do not optimize constructors if gimplify_init_constructor will dump to
21545 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
21546 * gcc.c-torture/compile/pr34448.c: New.
21548 2008-01-04 Jakub Jelinek <jakub@redhat.com>
21550 PR gcov-profile/34609
21551 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
21552 return_slot if result is TREE_ADDRESSABLE.
21554 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
21556 * config/mips/mips.md (sqrt_condition): Tweak comment.
21557 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
21559 2008-01-03 Tom Tromey <tromey@redhat.com>
21562 * c-common.c (c_type_hash): Handle VLAs.
21564 2008-01-03 Jan Hubicka <jh@suse.cz>
21566 PR tree-optimization/31081
21567 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
21568 0 when inlining and not inlining to first basic block.
21569 (remap_decl): When var is initialized to 0, don't set default_def.
21570 (expand_call_inline): Set entry_bb.
21571 * tree-inline.h (copy_body_data): Add entry_bb.
21573 2008-01-03 Jakub Jelinek <jakub@redhat.com>
21576 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
21579 PR tree-optimization/29484
21580 * tree-inline.c (inline_forbidden_p_2): New function.
21581 (inline_forbidden_p): Disallow inlining if some static var
21582 has an address of a local LABEL_DECL in its initializer.
21583 * doc/extend.texi (Labels as Values): Document &&foo behaviour
21586 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
21588 PR tree-optimization/34635
21589 * tree-data-ref.c (add_other_self_distances): Make sure that the
21590 evolution step is constant.
21592 2008-01-03 Jakub Jelinek <jakub@redhat.com>
21594 PR middle-end/34608
21595 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
21597 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
21599 * tree-sra.c (scalarize_init): Insert the generate_element_init
21600 statements after the generate_element_zero statements.
21602 2008-01-02 Richard Guenther <rguenther@suse.de>
21604 PR middle-end/34093
21605 PR middle-end/31976
21606 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
21607 for very large number of operands instead of ICEing.
21609 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
21612 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
21613 while stack probing.
21615 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
21617 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
21620 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
21622 PR libmudflap/26442
21623 * tree-mudflap.c (mx_register_decls): Guard warning by
21624 !DECL_ARTIFICIAL check.
21626 2008-01-01 Jakub Jelinek <jakub@redhat.com>
21628 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
21629 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
21630 sse5_perm<mode>): Fix constraints.