1 2008-09-01 Andreas Schwab <schwab@suse.de>
3 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
5 2008-09-01 Paul Brook <paul@codesourcery.com>
7 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
9 2008-00-01 Jan Hubicka <jh@suse.cz>
11 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
13 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
14 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
15 * gimplify.c (gimplify_init_constructor): Add speed operand.
16 * tree-sra.c (decide_block_copy): Likewise.
17 * tree-inline.c (estimate_move_cost): Likewise.
18 * config/alpha/alpha.h (MOVE_RATIO): Update.
19 * config/frv/frv.c (MOVE_RATIO): Update.
20 * config/spu/spu.h (MOVE_RATIO): Update.
21 * config/sparc/sparc.h (MOVE_RATIO): Update.
22 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
23 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
24 * config/cris/cris.h (MOVE_RATIO): Update.
25 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
26 * config/arm/arm.h (MOVE_RATIO): Update.
27 * config/pa/pa.md: Update uses of MOVE_RATIO
28 * config/pa/pa.h (MOVE_RATIO): Update.
29 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
30 * config/h8300/h8300.h (MOVE_RATIO): Update.
31 * config/v850/v850.h (MOVE_RATIO): Update.
32 * config/bfin/bfin.h (MOVE_RATIO): Update.
34 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
35 Dmitry Melnik <dm@ispras.ru>
36 Dmitry Zhurikhin <zhur@ispras.ru>
37 Alexander Monakov <amonakov@ispras.ru>
38 Maxim Kuvyrkov <maxim@codesourcery.com>
40 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
41 sel-sched-dump.c, sel-sched-ir.c: New files.
42 * Makefile.in (OBJS-common): Add selective scheduling object
44 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
45 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
46 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
47 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
48 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
49 (make_forwarder_block): Update loop latch if we have redirected
51 * cfgloop.c (get_loop_body_in_custom_order): New function.
52 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
53 (CP_FALLTHRU_PREHEADERS): Likewise.
54 (get_loop_body_in_custom_order): Declare.
55 * cfgloopmanip.c (has_preds_from_loop): New.
56 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
57 Assert that the preheader edge will be fall thru when it is set.
58 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
59 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
60 fsel-sched-substitution, fselective-scheduling): New flags.
61 * cse.c (hash_rtx_cb): New.
63 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
64 sel_sched_insn_cnt): New counters.
65 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
66 * genattr.c (main): Output maximal_insn_latency prototype.
67 * genautomata.c (output_default_latencies): New. Factor its code from ...
68 (output_internal_insn_latency_func): ... here.
69 (output_internal_maximal_insn_latency_func): New.
70 (output_maximal_insn_latency_func): New.
71 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
72 (struct hard_reg_set_iterator): New.
73 (hard_reg_set_iter_init, hard_reg_set_iter_set,
74 hard_reg_set_iter_next): New functions.
75 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
76 * lists.c (remove_free_INSN_LIST_node,
77 remove_free_EXPR_LIST_node): New functions.
78 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
79 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
80 (loop_optimizer_finalize): Do not verify flow info after reload.
81 * recog.c (validate_replace_rtx_1): New parameter simplify.
82 Default it to true. Update all uses. Factor out simplifying
84 (simplify_while_replacing): ... this new function.
85 (validate_replace_rtx_part,
86 validate_replace_rtx_part_nosimplify): New.
87 * recog.h (validate_replace_rtx_part,
88 validate_replace_rtx_part_nosimplify): Declare.
89 * rtl.c (rtx_equal_p_cb): New.
90 (rtx_equal_p): Use it.
91 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
92 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
93 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
94 * vecprim.h: Add a vector type for unsigned int.
95 * haifa-sched.c: Include vecprim.h and cfgloop.h.
96 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
97 ready_try, cycle_issued_insns, spec_info): Make global.
99 (dfa_lookahead): New global variable.
100 (old_max_uid, old_last_basic_block): Remove.
101 (h_i_d): Make it a vector.
102 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
104 (after_recovery, adding_bb_to_current_region_p):
105 New variables to handle correct insertion of the recovery code.
106 (struct ready_list): Move declaration to sched-int.h.
107 (rgn_n_insns): Removed.
108 (rtx_vec_t): Move to sched-int.h.
109 (find_insn_reg_weight): Remove.
110 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
111 (haifa_init_h_i_d, haifa_finish_h_i_d):
112 New functions to initialize / finalize haifa instruction data.
113 (extend_h_i_d, init_h_i_d): Rewrite.
114 (unlink_other_notes): Move logic to add_to_note_list. Handle
116 (ready_lastpos, ready_element, ready_sort, reemit_notes,
117 find_fallthru_edge): Make global, remove static prototypes.
118 (max_issue): Make global. Add privileged_n and state parameters. Use
120 (extend_global, extend_all): Removed.
121 (init_before_recovery): Add new param. Fix the handling of the case
122 when we insert a recovery code before the EXIT which has a predecessor
123 with a fallthrough edge to it.
124 (create_recovery_block): Make global. Rename to
125 sched_create_recovery_block. Update.
126 (change_pattern): Rename to sched_change_pattern. Make global.
127 (speculate_insn): Rename to sched_speculate_insn. Make global.
128 Split haifa-specific functionality into ...
129 (haifa_change_pattern): New static function.
130 (sched_extend_bb): New static function.
131 (sched_init_bbs): New function.
132 (current_sched_info): Change type to struct haifa_sched_info.
133 (insn_cost): Adjust for selective scheduling.
134 (dep_cost_1): New function. Move logic from ...
135 (dep_cost): ... here.
136 (dep_cost): Use dep_cost_1.
137 (contributes_to_priority_p): Use sched_deps_info instead of
139 (priority): Adjust to work with selective scheduling. Process the
140 corner case when all dependencies don't contribute to priority.
141 (rank_for_schedule): Use ds_weak instead of dep_weak.
142 (advance_state): New function. Move logic from ...
143 (advance_one_cycle): ... here.
144 (add_to_note_list, concat_note_lists): New functions.
145 (rm_other_notes): Make static. Adjust for selective scheduling.
146 (remove_notes, restore_other_notes): New functions.
147 (move_insn): Add two arguments. Update assert. Don't call
149 (choose_ready): Remove lookahead variable, use dfa_lookahead.
150 Remove more_issue, max_points. Move the code to initialize
151 max_lookahead_tries to max_issue.
152 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
153 ready. Adjust use of move_insn. Call restore_other_notes.
155 (sched_init, sched_finish): Move Haifa-specific initialization/
157 (haifa_sched_init, haifa_sched_finish): ... respectively.
159 (setup_sched_dump): New function.
160 (haifa_init_only_bb): New static function.
161 (haifa_speculate_insn): New static function.
162 (try_ready): Use haifa_* instead of speculate_insn and
164 (extend_ready, extend_all): Remove.
165 (sched_extend_ready_list, sched_finish_ready_list): New functions.
166 (create_check_block_twin, add_to_speculative_block): Use
167 haifa_insns_init instead of extend_global. Update to use new
168 initialization functions. Change parameter. Factor out code from
169 create_check_block_twin to ...
170 (sched_create_recovery_edges) ... this new function.
172 (sched_scan_info): New.
173 (extend_bb): Use sched_scan_info.
174 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
175 static functions for walking through scheduling region.
176 (sched_luids): New vector variable to replace uid_to_luid.
177 (luids_extend_insn): New function.
178 (sched_max_luid): New variable.
179 (luids_init_insn): New function.
180 (sched_init_luids, sched_finish_luids): New functions.
181 (insn_luid): New debug function.
182 (sched_extend_target): New function.
183 (haifa_init_insn): New static function.
184 (sched_init_only_bb): New hook.
185 (sched_split_block): New hook.
186 (sched_split_block_1): New function.
187 (sched_create_empty_bb): New hook.
188 (sched_create_empty_bb_1): New function.
189 (common_sched_info, ready): New global variables.
190 (current_sched_info_var): Remove.
191 (move_block_after_check): Use common_sched_info.
192 (haifa_luid_for_non_insn): New static function.
193 (init_before_recovery): Use haifa_init_only_bb instead of
195 (increase_insn_priority): New.
196 * modulo-sched.c: (issue_rate): Remove static declaration.
197 (sms_sched_info): Change type to haifa_sched_info.
198 (sms_sched_deps_info, sms_common_sched_info): New variables.
199 (setup_sched_infos): New.
200 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
201 Do not call regstat_free_calls_crossed.
202 (sms_print_insn): Use const_rtx.
203 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
204 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
205 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
206 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
207 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
208 current_sched_info to use it.
209 (enum reg_pending_barrier_mode): Move to sched-int.h.
210 (h_d_i_d): New variable. Initialize to NULL.
211 ({true, output, anti, spec, forward}_dependency_cache): Initialize
213 (estimate_dep_weak): Remove static declaration.
214 (sched_has_condition_p): New function. Adjust users of
215 sched_get_condition to use it instead.
216 (conditions_mutex_p): Add arguments indicating which conditions are
218 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
219 argument to indicate whether returned condition is reversed. Do not
220 generate new rtx when condition should be reversed; indicate it by
221 setting new argument instead.
222 (add_dependence_list_and_free): Add deps parameter.
223 Update all users. Do not free dependence list when
224 deps context is readonly.
225 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
227 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
228 (remove_from_deps): New. Use the above functions.
229 (cur_insn, can_start_lhs_rhs_p): New static variables.
230 (add_or_update_back_dep_1): Initialize present_dep_type.
231 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
232 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
233 haifa_note_dep): New functions implementing dependence hooks for
235 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
236 note_dep): New functions.
237 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
239 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
240 (free_deps): Initialize deps->reg_last.
241 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
242 sched_analyze_insn): Update to use dependency hooks infrastructure
243 and readonly contexts.
244 (deps_analyze_insn): New function. Move part of logic from ...
245 (sched_analyze): ... here. Also move some logic to ...
246 (deps_start_bb): ... here. New function.
247 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
249 (sched_deps_init): New function. Move code from ...
250 (init_dependency_caches): ... here. Remove.
251 (init_deps_data_vector): New.
252 (sched_deps_finish): New function. Move code from ...
253 (free_dependency_caches): ... here. Remove.
254 (init_deps_global, finish_deps_global): Adjust for use with
255 selective scheduling.
256 (get_dep_weak): Move logic to ...
257 (get_dep_weak_1): New function.
258 (ds_merge): Move logic to ...
259 (ds_merge_1): New static function.
260 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
261 (ds_get_max_dep_weak): New function.
262 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
263 (n_insns): Rename to rgn_n_insns.
264 (debug_ebb_dependencies): New function.
265 (init_ready_list): Use it.
266 (begin_schedule_ready): Use sched_init_only_bb.
267 (ebb_print_insn): Indicate when an insn starts a new cycle.
268 (contributes_to_priority, compute_jump_reg_dependencies,
269 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
270 (add_block1): Remove to ebb_add_block.
271 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
272 (schedule_ebb): Initialize them. Use remove_notes instead of
273 rm_other_notes. Use haifa_local_init/finish.
274 (schedule_ebbs): Use haifa_sched_init/finish.
275 * sched-int.h: Include vecprim.h, remove rtl.h.
276 (struct ready_list): Delete declaration.
277 (sched_verbose_param, enum sched_pass_id_t,
278 bb_vec_t, insn_vec_t, rtx_vec_t): New.
279 (struct sched_scan_info_def): New structure.
280 (sched_scan_info, sched_scan, sched_init_bbs,
281 sched_init_luids, sched_finish_luids, sched_extend_target,
282 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
283 (struct common_sched_info_def): New.
284 (common_sched_info, haifa_common_sched_info,
285 sched_emulate_haifa_p): Declare.
287 (sched_luids): Declare.
288 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
289 (sched_max_luid, insn_luid): Declare.
290 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
291 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
292 print_insn, print_pattern, print_value, haifa_classify_insn,
293 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
294 setup_sched_dump, sched_init, sched_finish,
295 sel_insn_is_speculation_check): Export.
296 (struct ready_list): Move from haifa-sched.c.
297 (ready_try, ready, max_issue): Export.
298 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
299 sched_init_only_bb, sched_split_block, sched_split_block_1,
300 sched_create_empty_bb, sched_create_empty_bb_1,
301 sched_create_recovery_block, sched_create_recovery_edges): Export.
302 (enum reg_pending_barrier_mode): Export.
303 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
305 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
306 print_insn field. Move add_block and fix_recovery_cfg to
307 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
308 (struct sched_deps_info_def): ... this new structure.
309 (sched_deps_info): Declare.
310 (struct spec_info_def): Remove weakness_cutoff, add
311 data_weakness_cutoff and control_weakness_cutoff.
312 (spec_info): Declare.
313 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
315 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
316 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
317 (current_sched_info): Change type to struct haifa_sched_info.
318 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
319 (h_d_i_d): New variable.
320 (HDID): New accessor macro.
321 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
322 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
324 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
325 (enum SCHED_FLAGS): Update for selective scheduler.
326 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
327 (init_dependency_caches, free_dependency_caches): Delete declarations.
328 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
329 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
330 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
331 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
332 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
334 (rm_other_notes): Delete declaration.
335 (schedule_block): Remove one argument.
336 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
337 ready_element, ready_lastpos, sched_extend_ready_list,
338 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
339 concat_note_lists): Export.
340 (struct region): Move from sched-rgn.h.
341 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
342 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
343 BLOCK_TO_BB, CONTAINING_RGN): Export.
344 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
345 (current_nr_blocks, current_blocks, target_bb): Likewise.
346 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
347 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
348 sched_rgn_local_init, extend_regions,
349 rgn_make_new_region_out_of_new_block, compute_priorities,
350 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
351 extend_rgns, deps_join rgn_setup_common_sched_info,
352 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
353 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
354 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
355 increase_insn_priority): Likewise.
356 * sched-rgn.c: Include sel-sched.h.
357 (ref_counts): New static variable. Use it ...
358 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
359 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
360 (sched_is_disabled_for_current_region_p): Delete static declaration.
361 (struct region): Move to sched-int.h.
362 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
363 ebb_head): Define and initialize.
364 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
365 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
366 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
368 (find_single_block_region): Add new argument to indicate that EBB
369 regions should be constructed.
370 (debug_live): Delete declaration.
371 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
372 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
374 (init_regions): Delete declaration.
375 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
376 rgn_estimate_number_of_insns): New.
377 (too_large): Use estimate_number_of_insns.
378 (haifa_find_rgns): New. Move the code from ...
379 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
380 (free_trg_info): New.
381 (compute_trg_info): Allocate candidate tables here instead of ...
382 (init_ready_list): ... here.
383 (rgn_print_insn): Use const_rtx.
384 (contributes_to_priority, extend_regions): Delete static declaration.
385 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
386 (add_block1): Rename to rgn_add_block.
387 (debug_rgn_dependencies): Delete static qualifier.
388 (new_ready): Use sched_deps_info. Simplify.
389 (rgn_common_sched_info, rgn_const_sched_deps_info,
390 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
391 (region_sched_info): Rename to rgn_const_sched_info.
392 (deps_join): New, extracted from ...
393 (propagate_deps): ... here.
394 (compute_block_dependences, debug_dependencies): Update for selective
396 (free_rgn_deps, compute_priorities): New functions.
397 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
398 sched_rgn_compute_dependencies): New functions.
399 (schedule_region): Use them.
400 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
401 rgn_setup_common_sched_info, rgn_setup_sched_infos):
403 (schedule_insns): Call new functions that were split out.
404 (rgn_make_new_region_out_of_new_block): New.
405 (get_rgn_sched_max_insns_priority): New.
406 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
407 scheduling when appropriate.
408 * sched-vis.c: Include insn-attr.h.
409 (print_value, print_pattern): Make global.
410 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
411 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
412 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
413 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
414 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
415 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
416 hooks. Initialize them to 0.
417 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
418 * target.h (struct gcc_target): Add them. Rename gen_check field to
420 * flags.h (sel_sched_switch_set): Declare.
421 * opts.c (sel_sched_switch_set): New variable.
422 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
423 pipelining is disabled from command line.
424 (common_handle_option): Record whether selective scheduling is
425 requested from command line.
426 * doc/invoke.texi: Document new flags and parameters.
427 * doc/tm.texi: Document new target hooks.
428 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
429 (dfa_state_size): Do not declare locally.
430 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
431 * config/rs6000/rs6000.c (rs6000_init_sched_context,
432 rs6000_alloc_sched_context, rs6000_set_sched_context,
433 rs6000_free_sched_context): New functions.
434 (struct _rs6000_sched_context): New.
435 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
437 (rs6000_sched_finish): Do not run for selective scheduling.
439 2008-08-31 Jan Hubicka <jh@suse.cz>
441 * frv.c (frv_rtx_costs): Update forward declaration.
442 * spu.c (spu_rtx_costs): Likewise.
443 * pdp11.c: Include df.h
444 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
445 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
446 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
447 * iq2000.c (iq2000_address_cost): Add speed argument.
448 (iq2000_rtx_costs): Likewise.
449 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
450 update call of mn10300_address_cost.
451 * mcore.c: Include df.h
452 (mcore_rtx_costs): Update prototype.
453 * score3.c: Include df.h
454 (score3_rtx_costs): Remove speed argument.
455 * score7.c: Include df.h
456 (score7_address_cost): Remove speed argument.
457 * score-protos.h (score_address_cost): Update prototype.
458 * score.c: Include df.h
459 (score_rtx_costs): Update call of costs functions.
460 * v850.c (v850_rtx_costs): Add bool argument.
462 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
464 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
466 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
468 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
469 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
471 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
473 * mkmap-flat.awk: Add option pe_dll.
474 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
475 * config/i386/t-cygwin (SHLIB_LC): Add.
476 * config/i386/t-mingw32 (SHLIB_LC): Add.
477 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
478 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
479 (LINK_SPEC): Support libgcc_s.
480 (LIBGCC_SPEC): Support libgcc_s.
481 (LIBGCC_SONAME): New.
483 2008-08-31 Jan Hubicka <jh@suse.cz>
485 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
486 mistakely had old version of patch.
488 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
489 (ipcp_estimate_growth): New.
490 (ipcp_insert_stage): Use ipcp_estimate_growth.
491 * profile.c (branch_prob): When reading failed, do not consider
494 2008-08-31 Jan Hubicka <jh@suse.cz>
496 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
497 loop is optimized for speed.
499 2008-08-31 Richard Guenther <rguenther@suse.de>
502 * fold-const.c (fold_binary): Retain conversions in folding
505 2008-08-31 Jan Hubicka <jh@suse.cz>
507 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
508 * predict.c (maybe_hot_frequency_p): Make inline.
509 (maybe_hot_count_p): Break out from ...
510 (maybe_hot_bb_p): ... this one.
511 (maybe_hot_edge_p): Simplify.
512 * basic-block.h (probably_cold_bb_p): Remove.
514 2008-08-31 Jakub Jelinek <jakub@redhat.com>
517 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
519 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
520 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
522 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
525 2008-08-31 Jan Hubicka <jh@suse.cz>
527 * predict.c (PROB_VERY_LIKELY): Make small enough so things
529 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
531 2008-08-31 Jakub Jelinek <jakub@redhat.com>
534 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
537 * dwarf2out.c (native_encode_initializer): Subtract min_index for
538 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
540 2008-08-31 Jan Hubicka <jh@suse.cz>
542 * sparc.h (BRANCH_COST): Fix macro definition.
543 * avr.c (avr_operand_rtx_cost): Add speed argument.
544 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
546 2008-08-31 Richard Guenther <rguenther@suse.de>
548 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
549 types instead of operands. Re-instantiate verifying of
550 binary expression operands.
552 2008-08-30 Jan Hubicka <jh@suse.cz>
554 * fwprop.c (should_replace_address): Add speed attribute.
555 (PR_OPTIMIZE_FOR_SPEED): New flag.
556 (propagate_rtx_1): Use it.
557 (propagate_rtx): Set it.
558 (try_fwprop_subst): Update call of rtx_costs.
559 (forward_propagate_and_simplify): LIkewise.
560 * hooks.c (hook_int_rtx_bool_0): New
561 (hook_bool_rtx_int_int_intp_false): Replace by ...
562 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
563 * hooks.h (hook_int_rtx_bool_0): New
564 (hook_bool_rtx_int_int_intp_false): Replace by ...
565 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
566 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
567 (prepare_cmp_insn): UPdate call of rtx_cost.
568 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
569 (reload_cse_simplify_operands): Update call of rtx_cost.
570 (reload_cse_move2add): call of rtx_cost.
571 * target.h (struct gcc_target): Update rtx_costs and address_costs.
572 * rtlanal.c (rtx_cost): Add speed argument.
573 (address_cost): Add speed argument
574 (default_address_cost): Likewise.
575 (insn_rtx_cost): Likewise.
576 * cfgloopanal.c (seq_cost): Add speed argument.
577 (target_reg_cost, target_spill_cost): Turn to array.
578 (init_set_costs): Update for speed.
579 (estimate_reg_pressure_cost): Add speed argument.
580 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
581 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
582 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
583 (seq_cost): Add speed argument.
584 (computation_cost): Add speed arugment.
585 (add_cost, multiply_by_const, get_address_cost): add speed argument.
586 (force_expr_to_var_cost): Update for profile info.
587 (force_var_cost): Likewise.
588 (split_address_cost): Likewise.
589 (ptr_difference_cost): Likewise.
590 (difference_cost): Likewise.
591 (get_computation_cost_at): Likewise.
592 (determine_iv_cost): Likewise.
593 (ivopts_global_cost_for_size): Likewise.
594 (rewrite_use_address): Likewise.
595 (tree_ssa_iv_optimize_loop): Initialize speed field.
596 * cse.c (optimize_this_for_speed_p): New static var.
597 (notreg_cost): Update call of rtx_cost.
598 (cse_extended_basic_block): set optimize_this_for_speed_p.
599 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
600 (noce_try_cmove_arith): Likewise.
601 (noce_try_sign_mask): LIkewise.
602 * expr.c (compress_float_constant): Update rtx_cost calls.
603 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
604 (addr_to_parts): Likewise.
605 (create_mem_ref): Likewise.
606 * dse.c (find_shift_sequence): Add speed argument.
607 (replace_read): Update call.
608 * calls.c (precompute_register_parameters): Update call of rtx_cost.
609 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
610 * neg_cost, shift_cost, shiftadd_cost,
611 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
612 mul_highpart_cost): Increase dimension.
613 (init_expmed): Initialize for both size and speed.
614 (expand_shift): Use profile.
615 (synth_mult): Use profile.
616 (choose_mult_variant): Use profile.
617 (expand_mult): Use profile.
618 (expand_mult_highpart_optab): Use profile.
619 (expand_mult_highpart): Use profile.
620 (expand_smod_pow2): Use profile.
621 (expand_divmod): Use profile.
622 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
623 * loop-invariant.c (create_new_invariant): Use profile.
624 (gain_for_invariant): Add speed parameter.
625 (best_gain_for_invariant): Likewise.
626 (find_invariants_to_move): Likewise.
627 (move_single_loop_invariants): Set it.
628 * target-def.h (TARGET_RTX_COSTS): Use hook.
629 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
630 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
631 * output.h (default_address_cost): Update prototype.
632 * combine.c (optimize_this_for_speed_p): New static var.
633 (combine_validate_cost): Update call of rtx_cost.
634 (combine_instructions): Set optimize_this_for_speed_p.
635 (expand_compound_operation): Update call of rtx_cost.
636 (make_extraction):Update call of rtx_cost.
637 (force_to_mode):Update call of rtx_cost.
638 (distribute_and_simplify_rtx):Update call of rtx_cost.
639 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
640 (estimate_reg_pressure_cost): Update prototype.
641 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
642 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
644 * config/alpha/alpha.c (alpha_rtx_costs): Update.
645 (alpha_rtx_costs): Update.
646 * config/frv/frv.c (frv_rtx_costs): Update.
647 * config/s390/s390.c (s390_rtx_costs): Update.
648 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
649 (m32c_rtx_costs): Update.
650 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
651 (spu_rtx_costs): Update.
652 * config/sparc/sparc.c (sparc_rtx_costs): Update.
653 * config/m32r/m32r.c (m32r_rtx_costs): Update.
654 * config/i386/i386.c (:ix86_address_cost): Update.
655 (ix86_rtx_costs): Update.
656 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
657 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
658 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
659 * config/crx/crx.c (crx_address_cost): Update.
660 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
661 * config/stormy16/stormy16.c
662 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
663 * config/m68hc11/m68hc11.c
664 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
665 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
666 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
667 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
668 * config/ia64/ia64.c (ia64_rtx_costs): Update.
669 * config/m68k/m68k.c (m68k_rtx_costs): Update.
670 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
671 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
672 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
673 (mcore_rtx_costs): update.
674 * config/score/score3.c (score3_rtx_costs): Update.
675 * config/score/score7.c (score7_rtx_costs): Update.
676 * config/score/score3.h (score3_rtx_costs):Update.
677 * config/score/score7.h (score7_rtx_costs): Update.
678 * config/score/score.c (score_rtx_costs): Update.
679 * config/arm/arm.c (arm_address_cost): Update.
680 (arm_rtx_costs_1): Update.
681 (arm_rtx_costs_1): Update.
682 (arm_size_rtx_costs): Update.
683 (arm_size_rtx_costs): Update.
684 (arm_size_rtx_costs): Update.
685 (arm_xscale_rtx_costs): Update.
686 (arm_thumb_address_cost): Update.
687 * config/pa/pa.c (hppa_address_cost): Update.
688 * config/mips/mips.c (mips_rtx_costs): Update.
689 * config/vax/vax.c (vax_address_cost): Update.
690 * config/h8300/h8300.c (h8300_shift_costs): Update.
691 (h8300_rtx_costs): Update.
692 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
693 (v850_rtx_costs): Update.
694 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
696 (bfin_address_cost): Update.
697 (bfin_rtx_costs): Update.
698 * stmt.c (lshift_cheap_p): Update.
700 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
703 * expmed.c (extract_bit_field_1): Check the mode size to make
704 sure the vector modes have the same size.
706 2008-08-29 Michael Meissner <gnu@the-meissners.org>
708 * dojump.c (top level): Include basic-block.h to declare
709 optimize_insn_for_speed_p
711 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
713 * opts.h (CL_SAVE): New option class for marking options that are
714 target specific options usable in the target attribute.
715 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
717 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
718 can easily find the target specific options that are safe to use
719 in the attribute or pragma.
721 * attribs.c (decl_attributes): Change #pragma GCC option to
722 #pragma GCC target, and attribute((option(...))) to
723 attribute((target(...))).
725 * doc/extend.texi (target attribute): Change from option
726 attribute. Delete push/pop/reset.
727 (#pragma GCC target): Change from #pragma GCC option. Delete
729 (#pragma GCC push_options): Document new pragma.
730 (#pragma GCC pop_options): Document new pragma.
731 (#pragma GCC reset_options): Document new pragma.
733 * targhooks.c (default_target_option_valid_attribute_p): Add
734 warning about port not supporting target attributes.
735 (default_target_option_pragma_parse): New function, warn about
736 #pragma GCC target not being supported.
738 * targhooks.h (default_target_option_pragma_parse): Add
741 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
742 TI_CURRENT_OPTION_PRAGMA.
743 (current_target_pragma): Rename from current_option_pragma.
745 * target.h: (struct target_option): Delete booleans for changing
746 the optimization level on hot/cold functions. Change signature of
747 pragma_parse hook to take a second tree.
749 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
751 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
752 that the declaration is done at global scope.
754 * langhooks.c (add_builtin_function_common): Move most of the code
755 from add_builtin_function here, calling the hook passed in.
756 (add_builtin_function): Call add_builtin_function_common with
757 standard builtin hook.
758 (add_builtin_function_ext_scope): New function to add builtins to
761 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
763 (add_builtin_function_ext_scope): Add declaration.
765 * c-pragma.c (handle_pragma_target): Rename from
766 handle_pragma_option, #pragma GCC option is now #pragma GCC
767 target. Move warning about port not supporting target options to
768 default pragma parse hook. Remove push/pop/reset from this
770 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
771 (option_stack): Delete static variable.
772 (optimize_stack): Ditto.
773 (optons_stack): New stack of saved target and optimization
775 (handle_pragma_push_options): New function to handle pushing both
776 target and optimization options.
777 (handle_pragma_pop_options): New function to handle popping both
778 target and optimization options.
779 (handle_pragma_reset_options): New function to handle resetting
780 both target and optimization options to their initial state.
781 (init_pragma): Rename handle_pragma_option to
782 handle_pragma_target. Add support for push_options, pop_options,
783 and reset_options pragmas.
785 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
786 default_target_option_pragma_parse.
787 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
788 default_target_option_valid_attribute_p.
789 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
790 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
791 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
792 optimization level on hot/cold functions.
794 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
795 if the caller and callee have different optimization levels.
797 * c-common.c (handle_target_attribute): Rename from
798 handle_option_attribute, attribute((option(...))) is now
799 attribute((target(...))). Move warning if the port does not
800 support target attributes to the default hook.
801 (handle_hot_attribute): Delete code to change the optimization
802 level of hot functions.
803 (handle_cold_attribute): Ditto.
805 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
806 argument that is the binary tree options to use if there are no
807 arguments. Call ix86_valid_target_attribute_tree instead of
808 ix86_valid_option_attribute_tree.
809 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
810 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
811 ix86_pragma_option_parse.
813 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
814 Rename from ix86_valid_option_attribute_tree.
816 * config/i386/i386.c (ix86_add_new_builtins): New function to add
817 new builtins when the ISA changes.
818 (ix86_valid_target_attribute_tree): Rename from
819 ix86_valid_option_attribute_tree. Change callers. If the
820 function specified optimization options, use those as the starting
821 point before setting up the target attributes. If the
822 optimization options were changed in the course of setting the
823 target attributes, record the new optimization options.
824 (ix86_valid_target_attribute_tree_inner_p): Rename from
825 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
826 ix86_add_new_builtins if the ISA changed.
827 (ix86_valid_target_attribute_p): Rename from
828 ix86_valid_option_attribute_p. Change callers.
829 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
830 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
831 as delayed builtin functions.
832 (struct builtin_isa): New structure to record builtin functions
833 that should be delayed until the ISA for that function is used.
834 (ix86_builtins_isa): Change from int to struct to track builtin
835 functions we want to declare at some point.
836 (def_builtin): If the front end can delay defining the builtin
837 functions, don't create builtins for ISAs not part of the default
839 (def_builtin_const): Ditto.
840 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
841 __builtin_ia32_pcmov_v2di to be different builtin functions.
842 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
843 a structure instead of an int.
844 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
845 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
846 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
847 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
850 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
851 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
853 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
854 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
855 (LANG_HOOKS_INITIALIZER): Add
856 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
858 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
861 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
862 the reload address with the index register for SFmode
863 access with a displacement.
865 2008-08-30 Jan Hubicka <jh@suse.cz>
867 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
868 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
869 * dojump.c (do_jump): Likewise.
870 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
871 (note-if_info): Add BRANCH_COST.
872 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
873 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
874 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
876 * expr.h (BRANCH_COST): Update default.
877 * predict.c (predictable_edge_p): New function.
878 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
879 Update BRANCH_COST call.
880 * basic-block.h (predictable_edge_p): Declare.
881 * config/alpha/alpha.h (BRANCH_COST): Update.
882 * config/frv/frv.h (BRANCH_COST): Update.
883 * config/s390/s390.h (BRANCH_COST): Update.
884 * config/spu/spu.h (BRANCH_COST): Update.
885 * config/sparc/sparc.h (BRANCH_COST): Update.
886 * config/m32r/m32r.h (BRANCH_COST): Update.
887 * config/i386/i386.h (BRANCH_COST): Update.
888 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
889 * config/sh/sh.h (BRANCH_COST): Update.
890 * config/pdp11/pdp11.h (BRANCH_COST): Update.
891 * config/avr/avr.h (BRANCH_COST): Update.
892 * config/crx/crx.h (BRANCH_COST): Update.
893 * config/xtensa/xtensa.h (BRANCH_COST): Update.
894 * config/stormy16/stormy16.h (BRANCH_COST): Update.
895 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
896 * config/iq2000/iq2000.h (BRANCH_COST): Update.
897 * config/ia64/ia64.h (BRANCH_COST): Update.
898 * config/rs6000/rs6000.h (BRANCH_COST): Update.
899 * config/arc/arc.h (BRANCH_COST): Update.
900 * config/score/score.h (BRANCH_COST): Update.
901 * config/arm/arm.h (BRANCH_COST): Update.
902 * config/pa/pa.h (BRANCH_COST): Update.
903 * config/mips/mips.h (BRANCH_COST): Update.
904 * config/vax/vax.h (BRANCH_COST): Update.
905 * config/h8300/h8300.h (BRANCH_COST): Update.
906 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
907 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
908 * doc/tm.texi (BRANCH_COST): Update.
910 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
913 * config/arm/arm.c (arm_optimization_options): Set
914 flag_section_anchors to 2 instead of 1 to distinguish it from
915 -fsection-anchors given explicitely on the command line.
917 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
919 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
920 final insn of a split.
922 2008-08-30 Jan Hubicka <jh@suse.cz>
924 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
926 * final.c (compute_alignments): Use optimize_bb_for_size_p.
927 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
928 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
929 flag_gcse_after_reload_set): New static vars.
930 (common_handle_option): Enable those flags for profile-use.
931 (decode_options): Remove optimize_size flags that are handled
932 on higher granuality.
933 * tree-vectorizer.c (vectorize_loops): Use
934 optimize_loop_nest_for_speed_p.
935 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
936 * tree-predcom.c (tree_predictive_commoning): Use
937 optimize_loop_for_speed_p.
938 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
939 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
940 * predict.c (optimize_loop_for_speed_p): Fix walk.
942 2008-08-30 Jan Hubicka <jh@suse.cz>
944 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
946 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
947 profile presence locally.
949 2008-08-29 Joseph Myers <joseph@codesourcery.com>
952 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
955 2008-08-29 Jan Hubicka <jh@suse.cz>
957 * tree-inline.c (insert_init_stmt): Insert sequence even when
960 2008-08-29 Jeff Law <law@redhat.com>
962 * mn10300.c (mn10300_secondary_reload_class): We need secondary
963 reloads for AM33-2 if IN is a pseudo with an equivalent memory
964 location and class is an FP register.
966 2008-08-29 Jan Hubicka <jh@suse.cz>
968 * see.c (see_merge_one_def_extension): Silence used uninitialized
970 * matrix-reorg.c (check_allocation_function): Likewise.
971 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
973 2008-08-29 Jakub Jelinek <jakub@redhat.com>
976 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
977 compute new & and | in type rather than TREE_TYPE (arg0).
979 * dwarf2out.c (fortran_common): Update comment.
980 (gen_variable_die): Swap com_die and var_die variables in Fortran
981 COMMON block handling code.
983 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
985 * dwarf2out.c (gen_const_die): New function.
986 (size_of_die, value_format, output_die): Output larger
987 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
988 (native_encode_initializer): New function.
989 (tree_add_const_value_attribute): Call it.
990 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
992 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
993 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
994 TREE_THIS_VOLATILE to add_type_attribute.
996 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
998 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
1001 * dwarf2out.c (loc_by_reference): New function.
1002 (add_location_or_const_value_attribute): Use it.
1005 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
1006 as DW_TAG_variable children of DW_TAG_common_block rather than
1007 DW_TAG_member children. Put DW_AT_external to individual
1008 DW_TAG_variable DIEs, not to DW_TAG_common_block.
1010 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
1011 loc_descriptor_from_tree_1.
1015 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
1016 arguments to imported_module_or_decl.
1017 (debug_nothing_tree_tree): Removed.
1018 (debug_nothing_tree_tree_tree_bool): New prototype.
1019 * debug.c (do_nothing_debug_hooks): Adjust.
1020 (debug_nothing_tree_tree): Removed.
1021 (debug_nothing_tree_tree_tree_bool): New function.
1022 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
1023 (gen_variable_die): Put all common vars for the
1024 same COMMON block under one DW_TAG_common_block.
1025 (declare_in_namespace): Return new context_die, for Fortran
1026 return the module DIE instead of adding extra declarations into
1028 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
1029 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
1030 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
1032 (dwarf2out_global_decl): Don't skip Fortran global vars.
1033 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
1034 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
1035 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
1036 DW_TAG_imported_declaration as child of previous
1037 DW_TAG_imported_module.
1038 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
1039 * sdbout.c (sdb_debug_hooks): Likewise.
1040 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1042 2008-08-29 Jan Hubicka <jh@suse.cz>
1044 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
1046 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
1047 * ipa-cp.c (n_cloning_candidates): New static variable.
1048 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
1049 (ipcp_print_all_lattices): Improve debug output.
1050 (ipcp_cloning_candidate_p): New function.
1051 (ipcp_initialize_node_lattices): Use it.
1052 (ipcp_init_stage): Do only analyzis here; prettier debug output.
1053 (ipcp_propagate_stage): Prettier debug output.
1054 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
1055 (ipcp_print_all_structures): Remove.
1056 (ipcp_need_redirect_p): Test !n_cloning_candidates.
1057 (ipcp_insert_stage): Prettier debug output; call
1058 cgraph_remove_unreachable_nodes before propagating.
1059 (pass_ipa_cp): Schedule function removal pass.
1060 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
1062 (cgraph_maybe_hot_edge_p): Move to ...
1063 * predict.c (cgraph_maybe_hot_edge_p) ... here.
1064 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
1065 (common_handle_option): Set them; enable ipa-cp when profiling.
1066 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
1067 (ipa_print_all_jump_functions): Likewise.
1068 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
1069 (ipa_print_node_params, ipa_print_all_params): New.
1070 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
1071 ipa_print_all_param_flags): Remove.
1072 (ipa_print_node_params, ipa_print_all_params): New.
1074 2008-08-29 Bob Wilson <bob.wilson@acm.org>
1076 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
1077 change from 2008-04-03.
1078 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
1080 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1084 * ira-color.c (push_allocnos_to_stack): Truncate
1085 removed_splay_allocno_vec.
1087 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1090 * ira-color (ira_fast_allocation): Don't assign hard registers to
1093 2008-08-29 Jan Hubicka <jh@suse.cz>
1096 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
1097 for cold internal loops.
1099 2008-08-29 Richard Guenther <rguenther@suse.de>
1101 * tree-ssa-structalias.c (create_variable_info_for): Do not
1102 create fields for heap vars or vars with a noalias state.
1103 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
1106 2008-08-29 Richard Guenther <rguenther@suse.de>
1108 * common.opt (ftree-store-ccp): Mark as preserved for
1109 backward compatibility.
1110 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
1111 * tree-pass.h (pass_store_ccp): Remove.
1112 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
1113 (first_vdef): Remove declaration.
1114 (get_value_loaded_by): Likewise.
1115 * tree-ssa-ccp.c (do_store_ccp): Remove.
1116 (get_default_value): Simplify as do_store_ccp is always false
1117 now. Do not initialize mem_ref.
1118 (set_value_varying): Likewise.
1119 (canonicalize_float_value): Likewise.
1120 (set_lattice_value): Likewise.
1121 (likely_value): Likewise.
1122 (surely_varying_stmt_p): Likewise.
1123 (ccp_initialize): Likewise.
1124 (ccp_lattice_meet): Likewise.
1125 (ccp_visit_phi_node): Likewise.
1126 (ccp_fold): Likewise.
1127 (evaluate_stmt): Likewise.
1128 (visit_assignment): Likewise.
1129 (ccp_visit_stmt): Likewise.
1130 (execute_ssa_ccp): Fold into ...
1131 (do_ssa_ccp): ... this.
1132 (do_ssa_store_ccp): Remove.
1133 (gate_store_ccp): Likewise.
1134 (pass_store_ccp): Likewise.
1135 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
1137 * tree-ssa-propagate.c (first_vdef): Remove.
1138 (get_value_loaded_by): Likewise.
1139 (replace_vuses_in): Likewise.
1140 (substitute_and_fold): Do not call replace_vuses_in.
1141 * opts.c (decode_options): Do not set flag_tree_store_ccp.
1143 2008-08-29 Richard Guenther <rguenther@suse.de>
1146 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
1147 PARAM_NOALIAS tags with is_heapvar.
1148 * tree-ssa-operands.c (access_can_touch_variable): Offset
1149 based tests do not apply for heapvars. Fix offset test.
1151 2008-08-29 Jan Hubicka <jh@suse.cz>
1153 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
1154 (-fipa-cp-clone): Enabled by default at -O3.
1155 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
1156 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
1158 2008-08-29 Jan Hubicka <jh@suse.cz>
1160 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
1162 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
1164 * gimple.c (giple_copy_call_skip_args): New function.
1165 (giple_copy_call_skip_args): Declare.
1167 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
1168 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
1169 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
1170 (ipcp_create_replace_map): Improve debug output.
1171 (ipcp_need_redirect_p): Return false when not clonning.
1172 (ipcp_update_callgraph): Skip args.
1173 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
1175 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
1176 (save_inline_function_body): Update call of tree_function_versioning.
1177 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
1178 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
1179 (tree_function_versioning): Likewise.
1180 * tree-inline.h (tree_function_versioning): Update prototype.
1182 2008-08-29 Jan Hubicka <jh@suse.cz>
1184 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
1185 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
1186 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
1187 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
1188 * value-prof.c (gimple_divmod_fixed_value_transform,
1189 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
1190 gimple_stringops_transform): Use optimize_bb_for_size_p.
1191 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
1192 * final.c (compute_alignments): Use optimize_function_for_size_p.
1193 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
1194 (fold_builtin_strcpy, fold_builtin_fputs): Use
1195 optimize_function_for_size_p.
1196 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
1197 * recog.c (relax_delay_slots): Likewise.
1198 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
1199 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
1200 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
1201 optimize_function_for_size_p.
1202 (cgraph_decide_inlining_of_small_function): Use
1203 optimize_function_for_size_p.
1204 * global.c (find_reg): Use optimize_function_for_size_p.
1205 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
1206 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
1207 flag_prefetch_loop_arrays. Those can work it out from profile.
1208 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
1209 optimize_loop_for_speed_p.
1210 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
1212 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
1213 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
1214 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
1215 * local-alloc.c (block_alloc): Pass BB pointer.
1216 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
1217 * gcse.c (gcse_main): Use optimize_function_for_size_p.
1218 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
1219 (decide_peel_completely): Likewise.
1220 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
1221 optimize_loop_for_size_p.
1222 (vect_enhance_data_refs_alignment): Likewise.
1223 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
1224 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
1225 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
1226 (try_crossjump_bb): Use optimize_bb_for_size_p.
1227 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
1228 optimize_loop_for_speed_p.
1229 * bb-reorder.c (find_traces_1_round): Likewise.
1230 (copy_bb): Use optimize_bb_for_speed_p.
1231 (duplicate_computed_gotos): Likewise.
1232 * basic-block.h (optimize_loop_nest_for_size_p,
1233 optimize_loop_nest_for_speed_p): New.
1234 * stmt.c (expand_case): Use optimize_insn_for_size_p.
1236 2008-08-29 Tristan Gingold <gingold@adacore.com>
1238 * gcov.c (main): Call expandargv.
1240 2008-08-29 Jan Hubicka <jh@suse.cz>
1242 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
1244 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1246 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
1247 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1249 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
1251 2008-08-29 Jan Hubicka <jh@suse.cz>
1253 * tree-pass.h (pass_strip_predict_hints): Declare.
1254 * predict.c (strip_builtin_expect): Rename to ...
1255 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
1256 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
1257 (tree_estimate_probability): Do not strip builtin_expect.
1258 (pass_strip_predict_hints): New pass.
1259 * tree-inline.c (expand_call_inline): When inlining cold function, predict
1261 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
1263 2008-08-29 Richard Guenther <rguenther@suse.de>
1265 PR tree-optimization/37207
1266 * tree-vrp.c (extract_range_from_binary_expr): Also try
1267 to constant fold if only one of the operands is a constant.
1269 2008-08-29 Nick Clifton <nickc@redhat.com>
1271 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
1272 the same way as SYMBOL_REFs.
1274 2008-08-28 Bob Wilson <bob.wilson@acm.org>
1276 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
1278 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1280 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
1281 * config/mips/mips.md (branch_likely): Remove const. Fix
1283 (define_delay for type "branch"): Change to only apply for branch
1284 with likely variant.
1285 (define_delay for type "branch" and "branch_likely" no). New delay
1287 (equality_op): New code iterator.
1288 (bbv, bbinv): New code attributes.
1289 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
1292 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1293 Andrew Pinski <pinskia@gcc.gnu.org>
1296 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
1298 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
1300 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
1301 rule that a symbolic constant must be defined and >= 0 for the
1302 corresponding facility to be present at compile-time.
1303 * gthr-posix.c: Likewise.
1305 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1307 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
1308 * config/mips/mips.md (D): New mode attribute.
1309 (mulsi3, muldi3): Merge it into ...
1310 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
1312 (muldi3_mul3): New pattern.
1313 (mulsi3_mult3): Rename to mulsi3_mul3.
1315 2008-08-28 Jan Hubicka <jh@suse.cz>
1317 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
1319 * predict.c (always_optimize_for_size_p): Rename to ...
1320 (optimize_function_for_size): ... this one; make extern.
1321 (optimize_function_for_speed_p): New.
1322 (optimize_bb_for_size_p, optimize_bb_for_size_p,
1323 optimize_edge_for_size_p,optimize_edge_for_size_p,
1324 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
1325 * basic-block.h (optimize_function_for_size_p,
1326 optimize_function_for_speed_p): Declare.
1327 * i386.md (optimize_size checks): Replace them by appropriate
1329 (standard_80387_constant_p, ix86_compute_frame_layout,
1330 ix86_expand_epilogue, ix86_decompose_address,
1331 print_operand, emit_i387_cw_initialization,
1332 inline_memory_move_cost, ix86_pad_returns,
1333 ix86_reorg): Replace optimize_size checks.
1335 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
1337 * rtl.h (simplify_subreg_regno): Declare.
1338 * rtlanal.c (simplify_subreg_regno): New function, split out from...
1339 * simplify-rtx.c (simplify_subreg): ...here.
1340 * reload.c (find_reloads): Use simplify_subreg_regno instead of
1341 subreg_offset_representable_p.
1343 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1346 * c-typeck.c (convert_for_assignment): Give a note describing what
1347 was passed and what was expected.
1349 2008-08-28 Joey Ye <joey.ye@intel.com>
1351 * doc/extend.texi: Document AVX built-in functions.
1352 * doc/invoke.texi: Document -mavx.
1354 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
1355 Joey Ye <joey.ye@intel.com>
1356 Xuepeng Guo <xuepeng.guo@intel.com>
1358 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
1360 * config/i386/cpuid.h (bit_FMA): New.
1361 (bit_XSAVE): Likewise.
1362 (bit_OSXSAVE): Likewise.
1363 (bit_AVX): Likewise.
1365 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
1366 define. Use ASM_OUTPUT_AVX_PREFIX.
1368 * config/i386/gmmintrin.h: New.
1370 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
1371 (OPTION_MASK_ISA_AVX_SET): New.
1372 (OPTION_MASK_ISA_FMA_SET): Likewise.
1373 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
1374 (OPTION_MASK_ISA_FMA_SET): Likewise.
1375 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
1376 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
1377 (pta_flags): Add PTA_AVX and PTA_FMA.
1378 (override_options): Handle PTA_AVX and PTA_FMA.
1379 (init_cumulative_args): Handle warn_avx.
1380 (classify_argument): Return 0 for COImode and OImode. Return
1381 1 and X86_64_AVX_CLASS for 256bit vector types.
1382 (examine_argument): Handle X86_64_AVX_CLASS.
1383 (construct_container): Likewise.
1384 (function_arg_advance_32): Pass OImode and 256bit vector types
1386 (function_arg_advance_64): Take a new argument to indicate if a
1387 parameter is named. Handle 256bit vector types. Return
1388 immediately for unnamed 256bit vector mode parameters.
1389 (function_arg_advance): Updated.
1390 (function_arg_32): Add comments for TImode. Handle OImode
1391 and 256bit vector types.
1392 (function_arg_64): Take a new argument to indicate if a
1393 parameter is named. Handle 256bit vector types. Return NULL
1394 for unnamed 256bit vector mode parameters.
1395 (function_arg): Updated.
1396 (setup_incoming_varargs_64): Support
1397 AVX encoding for *sse_prologue_save_insn.
1398 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
1399 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
1400 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
1401 enabled, otherwise return -3.
1402 (standard_sse_constant_opcode): Handle AVX and 256bit vector
1404 (print_reg): Support AVX registers. Handle 'x' and 't'.
1405 Handle 'd' to duplicate the operand.
1406 (print_operand): Likewise. Also support AVX vector compare
1408 (output_387_binary_op): Support AVX.
1409 (output_fp_compare): Likewise.
1410 (ix86_expand_vector_move_misalign): Likewise.
1411 (ix86_attr_length_vex_default): New.
1412 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1413 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1414 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1415 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1416 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
1417 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1418 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
1419 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
1420 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
1421 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
1422 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
1423 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
1424 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
1425 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
1426 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1427 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
1428 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
1429 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1430 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
1431 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
1432 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
1433 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
1434 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
1435 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
1436 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
1437 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
1438 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
1439 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1440 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
1441 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
1442 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
1443 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
1444 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
1445 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
1446 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
1447 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
1448 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
1449 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
1450 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
1451 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
1452 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
1453 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
1454 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
1455 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
1456 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
1457 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
1458 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
1459 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
1460 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
1461 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
1462 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
1463 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
1464 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
1465 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
1466 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
1467 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
1468 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
1469 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
1470 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
1471 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
1472 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
1473 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
1474 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
1475 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
1476 and IX86_BUILTIN_MOVMSKPS256,
1477 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
1478 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
1479 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
1480 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
1481 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
1482 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
1483 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
1484 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
1485 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
1486 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
1487 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
1488 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
1489 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
1490 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
1491 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
1492 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
1493 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
1494 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
1495 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
1496 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
1497 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
1498 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
1499 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
1500 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
1501 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
1502 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
1503 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
1504 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
1505 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
1506 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
1507 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
1508 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
1509 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
1510 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
1511 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
1512 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
1513 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
1514 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
1515 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1516 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1517 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1518 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1519 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
1520 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
1521 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
1522 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
1523 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
1524 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
1525 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
1526 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
1527 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
1528 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
1529 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1530 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
1531 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1532 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
1533 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1534 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1536 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
1537 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
1538 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
1539 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
1540 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
1541 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
1542 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
1543 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
1544 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
1545 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
1546 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
1547 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
1548 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
1549 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
1550 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
1551 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
1552 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
1553 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
1554 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
1555 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
1556 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
1557 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
1558 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
1559 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
1560 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
1561 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
1562 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
1563 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
1564 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
1565 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
1566 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
1567 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
1568 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
1569 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
1570 IX86_BUILTIN_MOVMSKPS256.
1571 (ix86_init_mmx_sse_builtins): Support AVX builtins.
1572 (ix86_expand_args_builtin): Likewise.
1573 (ix86_expand_special_args_builtin): Likewise.
1574 (ix86_hard_regno_mode_ok): Handle AVX modes.
1575 (ix86_expand_vector_init_duplicate): Likewise.
1576 (ix86_expand_vector_init_one_nonzero): Likewise.
1577 (ix86_expand_vector_init_one_var): Likewise.
1578 (ix86_expand_vector_init_concat): Likewise.
1579 (ix86_expand_vector_init_general): Likewise.
1580 (ix86_expand_vector_set): Likewise.
1581 (ix86_vector_mode_supported_p): Likewise.
1582 (x86_extended_reg_mentioned_p): Check INSN_P before using
1585 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
1586 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
1588 * config/i386/i386.h (TARGET_AVX): New.
1589 (TARGET_FMA): Likewise.
1590 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
1591 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
1592 (VALID_AVX256_REG_MODE): New.
1593 (AVX256_VEC_FLOAT_MODE_P): Likewise.
1594 (AVX_FLOAT_MODE_P): Likewise.
1595 (AVX128_VEC_FLOAT_MODE_P): Likewise.
1596 (AVX256_VEC_FLOAT_MODE_P): Likewise.
1597 (AVX_VEC_FLOAT_MODE_P): Likewise.
1598 (ASM_OUTPUT_AVX_PREFIX): Likewise.
1599 (ASM_OUTPUT_OPCODE): Likewise.
1600 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
1602 (SSE_REG_MODE_P): Allow 256bit vector modes.
1603 (ix86_args): Add a warn_avx field.
1605 * config/i386/i386.md (UNSPEC_PCMP): New.
1606 (UNSPEC_VPERMIL): Likewise.
1607 (UNSPEC_VPERMIL2): Likewise.
1608 (UNSPEC_VPERMIL2F128): Likewise.
1609 (UNSPEC_MASKLOAD): Likewise.
1610 (UNSPEC_MASKSTORE): Likewise.
1611 (UNSPEC_CAST): Likewise.
1612 (UNSPEC_VTESTP): Likewise.
1613 (UNSPECV_VZEROALL): Likewise.
1614 (UNSPECV_VZEROUPPER): Likewise.
1615 (XMM0_REG): Likewise.
1616 (XMM1_REG): Likewise.
1617 (XMM2_REG): Likewise.
1618 (XMM3_REG): Likewise.
1619 (XMM4_REG): Likewise.
1620 (XMM5_REG): Likewise.
1621 (XMM6_REG): Likewise.
1622 (XMM8_REG): Likewise.
1623 (XMM9_REG): Likewise.
1624 (XMM10_REG): Likewise.
1625 (XMM11_REG): Likewise.
1626 (XMM12_REG): Likewise.
1627 (XMM13_REG): Likewise.
1628 (XMM14_REG): Likewise.
1629 (XMM15_REG): Likewise.
1631 (prefix_vex_imm8): Likewise.
1632 (prefix_vex_w): Likewise.
1633 (length_vex): Likewise.
1636 (*avx_ashlti3): Likewise.
1637 (*avx_lshrti3): Likewise.
1638 (*avx_setcc<mode>): Likewise.
1639 (*fop_<mode>_comm_mixed_avx): Likewise.
1640 (*fop_<mode>_comm_avx): Likewise.
1641 (*fop_<mode>_1_mixed_avx): Likewise.
1642 (*fop_<mode>_1_avx): Likewise.
1643 (*avx_<code><mode>3): Likewise.
1644 (*avx_ieee_smin<mode>3): Likewise.
1645 (*avx_ieee_smax<mode>3): Likewise.
1646 (mode): Add OI, V8SF and V4DF.
1647 (length): Support VEX prefix.
1648 (*cmpfp_i_mixed): Set prefix attribute.
1649 (*cmpfp_i_sse): Likewise.
1650 (*cmpfp_iu_mixed): Likewise.
1651 (*cmpfp_iu_sse): Likewise.
1652 (*movsi_1): Support AVX.
1653 (*movdi_2): Likewise.
1654 (*movdi_1_rex64): Likewise.
1655 (*movti_internal): Likewise.
1656 (*movti_rex64): Likewise.
1657 (*movsf_1): Likewise.
1658 (*movdf_nointeger): Likewise.
1659 (*movdf_integer_rex64): Likewise.
1660 (*movtf_internal): Likewise.
1661 (zero_extendsidi2_32): Likewise.
1662 (zero_extendsidi2_rex64): Likewise.
1663 (*extendsfdf2_mixed): Likewise.
1664 (*extendsfdf2_sse): Likewise.
1665 (*truncdfsf_fast_mixed): Likewise.
1666 (*truncdfsf_fast_sse): Likewise.
1667 (*truncdfsf_mixed): Likewise.
1668 (fix_trunc<mode>di_sse): Likewise.
1669 (fix_trunc<mode>si_sse): Likewise.
1670 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
1671 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
1672 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
1673 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
1674 (*rcpsf2_sse): Likewise.
1675 (*rsqrtsf2_sse): Likewise.
1676 (*sqrt<mode>2_sse): Likewise.
1677 (sse4_1_round<mode>2): Likewise.
1678 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
1679 Support AVX. Set length attribute properly for AVX.
1681 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
1682 (VECTOR_MODES (FLOAT, 32)): Likewise.
1683 (VECTOR_MODE (INT, DI, 8)): Likewise.
1684 (VECTOR_MODE (INT, HI, 32)): Likewise.
1685 (VECTOR_MODE (INT, QI, 64)): Likewise.
1686 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
1687 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
1688 (VECTOR_MODE (INT, DI, 4)): Removed.
1689 (VECTOR_MODE (INT, SI, 8)): Likewise.
1690 (VECTOR_MODE (INT, HI, 16)): Likewise.
1691 (VECTOR_MODE (INT, QI, 32)): Likewise.
1692 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
1693 (INT_MODE (OI, 32)): Likewise.
1695 * config/i386/i386.opt (mavx): New.
1698 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
1700 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
1701 (*mov<mode>_internal_avx): New.
1702 (*movv2sf_internal_rex64_avx): Likewise.
1703 (*movv2sf_internal_avx): Likewise.
1705 * config/i386/predicates.md (const_4_to_5_operand): New.
1706 (const_6_to_7_operand): Likewise.
1707 (const_8_to_11_operand): Likewise.
1708 (const_12_to_15_operand): Likewise.
1709 (avx_comparison_float_operator): Likewise.
1711 * config/i386/sse.md (AVX256MODEI): New.
1712 (AVX256MODE): Likewise.
1713 (AVXMODEQI): Likewise.
1714 (AVXMODE): Likewise.
1715 (AVX256MODEF2P): Likewise.
1716 (AVX256MODE2P): Likewise.
1717 (AVX256MODE4P): Likewise.
1718 (AVX256MODE8P): Likewise.
1719 (AVXMODEF2P): Likewise.
1720 (AVXMODEF4P): Likewise.
1721 (AVXMODEDCVTDQ2PS): Likewise.
1722 (AVXMODEDCVTPS2DQ): Likewise.
1723 (avxvecmode): Likewise.
1724 (avxvecpsmode): Likewise.
1725 (avxhalfvecmode): Likewise.
1726 (avxscalarmode): Likewise.
1727 (avxcvtvecmode): Likewise.
1728 (avxpermvecmode): Likewise.
1729 (avxmodesuffixf2c): Likewise.
1730 (avxmodesuffixp): Likewise.
1731 (avxmodesuffixs): Likewise.
1732 (avxmodesuffix): Likewise.
1733 (vpermilbits): Likewise.
1734 (pinsrbits): Likewise.
1735 (mov<mode>): Likewise.
1736 (*mov<mode>_internal): Likewise.
1737 (push<mode>1): Likewise.
1738 (movmisalign<mode>): Likewise.
1739 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1740 (avx_movdqu<avxmodesuffix>): Likewise.
1741 (avx_lddqu<avxmodesuffix>): Likewise.
1742 (<plusminus_insn><mode>3): Likewise.
1743 (*avx_<plusminus_insn><mode>3): Likewise.
1744 (*avx_vm<plusminus_insn><mode>3): Likewise.
1745 (mul<mode>3): Likewise.
1746 (*avx_mul<mode>3): Likewise.
1747 (*avx_vmmul<mode>3): Likewise.
1748 (divv8sf3): Likewise.
1749 (divv4df3): Likewise.
1750 (avx_div<mode>3): Likewise.
1751 (*avx_div<mode>3): Likewise.
1752 (*avx_vmdiv<mode>3): Likewise.
1753 (avx_rcpv8sf2): Likewise.
1754 (*avx_vmrcpv4sf2): Likewise.
1755 (sqrtv8sf2): Likewise.
1756 (avx_sqrtv8sf2): Likewise.
1757 (*avx_vmsqrt<mode>2): Likewise.
1758 (rsqrtv8sf2): Likewise.
1759 (avx_rsqrtv8sf2): Likewise.
1760 (*avx_vmrsqrtv4sf2): Likewise.
1761 (<code><mode>3): Likewise.
1762 (*avx_<code><mode>3_finite): Likewise.
1763 (*avx_<code><mode>3): Likewise.
1764 (*avx_vm<code><mode>3): Likewise.
1765 (*avx_ieee_smin<mode>3): Likewise.
1766 (*avx_ieee_smax<mode>3): Likewise.
1767 (avx_addsubv8sf3): Likewise.
1768 (avx_addsubv4df3): Likewise.
1769 (*avx_addsubv4sf3): Likewise.
1770 (*avx_addsubv2df3): Likewise.
1771 (avx_h<plusminus_insn>v4df3): Likewise.
1772 (avx_h<plusminus_insn>v8sf3): Likewise.
1773 (*avx_h<plusminus_insn>v4sf3): Likewise.
1774 (*avx_h<plusminus_insn>v2df3): Likewise.
1775 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
1776 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
1777 (*avx_maskcmp<mode>3): Likewise.
1778 (avx_nand<mode>3): Likewise.
1779 (*avx_<code><mode>3): Likewise.
1780 (*avx_nand<mode>3): Likewise.
1781 (*avx_<code><mode>3): Likewise.
1782 (*avx_cvtsi2ss): Likewise.
1783 (*avx_cvtsi2ssq): Likewise.
1784 (*avx_cvtsi2sd): Likewise.
1785 (*avx_cvtsi2sdq): Likewise.
1786 (*avx_cvtsd2ss): Likewise.
1787 (avx_cvtss2sd): Likewise.
1788 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
1789 (avx_cvtps2dq<avxmodesuffix>): Likewise.
1790 (avx_cvttps2dq<avxmodesuffix>): Likewise.
1791 (*avx_cvtsi2sd): Likewise.
1792 (*avx_cvtsi2sdq): Likewise.
1793 (avx_cvtdq2pd256): Likewise.
1794 (avx_cvtpd2dq256): Likewise.
1795 (avx_cvttpd2dq256): Likewise.
1796 (*avx_cvtsd2ss): Likewise.
1797 (*avx_cvtss2sd): Likewise.
1798 (avx_cvtpd2ps256): Likewise.
1799 (avx_cvtps2pd256): Likewise.
1800 (*avx_movhlps): Likewise.
1801 (*avx_movlhps): Likewise.
1802 (avx_unpckhps256): Likewise.
1803 (*avx_unpckhps): Likewise.
1804 (avx_unpcklps256): Likewise.
1805 (*avx_unpcklps): Likewise.
1806 (avx_movshdup256): Likewise.
1807 (avx_movsldup256): Likewise.
1808 (avx_shufps256): Likewise.
1809 (avx_shufps256_1): Likewise.
1810 (*avx_shufps_<mode>): Likewise.
1811 (*avx_loadhps): Likewise.
1812 (*avx_storelps): Likewise.
1813 (*avx_loadlps): Likewise.
1814 (*avx_movss): Likewise.
1815 (*vec_dupv4sf_avx): Likewise.
1816 (*vec_concatv2sf_avx): Likewise.
1817 (*vec_concatv4sf_avx): Likewise.
1818 (*vec_setv4sf_0_avx): Likewise.
1819 (*vec_setv4sf_avx): Likewise.
1820 (*avx_insertps): Likewise.
1821 (avx_vextractf128<mode>): Likewise.
1822 (vec_extract_lo_<mode>): Likewise.
1823 (vec_extract_hi_<mode>): Likewise.
1824 (vec_extract_lo_<mode>): Likewise.
1825 (vec_extract_hi_<mode>): Likewise.
1826 (vec_extract_lo_v16hi): Likewise.
1827 (vec_extract_hi_v16hi): Likewise.
1828 (vec_extract_lo_v32qi): Likewise.
1829 (vec_extract_hi_v32qi): Likewise.
1830 (avx_unpckhpd256): Likewise.
1831 (*avx_unpckhpd): Likewise.
1832 (avx_movddup256): Likewise.
1833 (*avx_movddup): Likewise.
1834 (avx_unpcklpd256): Likewise.
1835 (*avx_unpcklpd): Likewise.
1836 (avx_shufpd256): Likewise.
1837 (avx_shufpd256_1): Likewise.
1838 (*avx_punpckhqdq): Likewise.
1839 (*avx_punpcklqdq): Likewise.
1840 (*avx_shufpd_<mode>): Likewise.
1841 (*avx_storehpd): Likewise.
1842 (*avx_loadhpd): Likewise.
1843 (*avx_loadlpd): Likewise.
1844 (*avx_movsd): Likewise.
1845 (*vec_concatv2df_avx): Likewise.
1846 (*avx_<plusminus_insn><mode>3): Likewise.
1847 (*avx_<plusminus_insn><mode>3): Likewise.
1848 (*avx_mulv8hi3): Likewise.
1849 (*avxv8hi3_highpart): Likewise.
1850 (*avx_umulv8hi3_highpart): Likewise.
1851 (*avx_umulv2siv2di3): Likewise.
1852 (*avx_mulv2siv2di3): Likewise.
1853 (*avx_pmaddwd): Likewise.
1854 (*avx_mulv4si3): Likewise.
1855 (*avx_ashr<mode>3): Likewise.
1856 (*avx_lshr<mode>3): Likewise.
1857 (*avx_ashl<mode>3): Likewise.
1858 (*avx_<code><mode>3): Likewise.
1859 (*avx_eq<mode>3): Likewise.
1860 (*avx_gt<mode>3): Likewise.
1861 (*avx_nand<mode>3): Likewise.
1862 (*avx_nand<mode>3): Likewise.
1863 (*avx_<code><mode>3): Likewise.
1864 (*avx_<code><mode>3): Likewise.
1865 (*avx_packsswb): Likewise.
1866 (*avx_packssdw): Likewise.
1867 (*avx_packuswb): Likewise.
1868 (*avx_punpckhbw): Likewise.
1869 (*avx_punpcklbw): Likewise.
1870 (*avx_punpckhwd): Likewise.
1871 (*avx_punpcklwd): Likewise.
1872 (*avx_punpckhdq): Likewise.
1873 (*avx_punpckldq): Likewise.
1874 (*avx_pinsr<avxmodesuffixs>): Likewise.
1875 (*avx_pinsrq): Likewise.
1876 (*avx_loadld): Likewise.
1877 (*vec_extractv2di_1_rex64_avx): Likewise.
1878 (*vec_extractv2di_1_avx): Likewise.
1879 (*vec_dupv2di_avx): Likewise.
1880 (*vec_concatv2si_avx): Likewise.
1881 (*vec_concatv4si_1_avx): Likewise.
1882 (*vec_concatv2di_avx): Likewise.
1883 (*vec_concatv2di_rex64_avx): Likewise.
1884 (*avx_uavgv16qi3): Likewise.
1885 (*avx_uavgv8hi3): Likewise.
1886 (*avx_psadbw): Likewise.
1887 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
1888 (*avx_phaddwv8hi3): Likewise.
1889 (*avx_phadddv4si3): Likewise.
1890 (*avx_phaddswv8hi3): Likewise.
1891 (*avx_phsubwv8hi3): Likewise.
1892 (*avx_phsubdv4si3): Likewise.
1893 (*avx_phsubswv8hi3): Likewise.
1894 (*avx_pmaddubsw128): Likewise.
1895 (*avx_pmulhrswv8hi3): Likewise.
1896 (*avx_pshufbv16qi3): Likewise.
1897 (*avx_psign<mode>3): Likewise.
1898 (*avx_palignrti): Likewise.
1899 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1900 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1901 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1902 (*avx_mpsadbw): Likewise.
1903 (*avx_packusdw): Likewise.
1904 (*avx_pblendvb): Likewise.
1905 (*avx_pblendw): Likewise.
1906 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1907 (avx_ptest256): Likewise.
1908 (avx_roundp<avxmodesuffixf2c>256): Likewise.
1909 (*avx_rounds<ssemodesuffixf2c>): Likewise.
1910 (*avx_aesenc): Likewise.
1911 (*avx_aesenclast): Likewise.
1912 (*avx_aesdec): Likewise.
1913 (*avx_aesdeclast): Likewise.
1914 (avx_vzeroupper): Likewise.
1915 (avx_vzeroupper_rex64): Likewise.
1916 (avx_vpermil<mode>): Likewise.
1917 (avx_vpermilvar<mode>3): Likewise.
1918 (avx_vpermil2<mode>3): Likewise.
1919 (avx_vperm2f128<mode>3): Likewise.
1920 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1921 (avx_vbroadcastss256): Likewise.
1922 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
1923 (avx_vinsertf128<mode>): Likewise.
1924 (vec_set_lo_<mode>): Likewise.
1925 (vec_set_hi_<mode>): Likewise.
1926 (vec_set_lo_<mode>): Likewise.
1927 (vec_set_hi_<mode>): Likewise.
1928 (vec_set_lo_v16hi): Likewise.
1929 (vec_set_hi_v16hi): Likewise.
1930 (vec_set_lo_v32qi): Likewise.
1931 (vec_set_hi_v32qi): Likewise.
1932 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1933 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1934 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
1935 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
1936 (vec_init<mode>): Likewise.
1937 (*vec_concat<mode>_avx): Likewise.
1938 (blendbits): Support V8SF and V4DF.
1939 (sse2_movq128): Support AVX.
1940 (<sse>_movnt<mode>): Likewise.
1941 (sse2_movntv2di): Likewise.
1942 (sse_rcpv4sf2): Likewise.
1943 (sse_sqrtv4sf2): Likewise.
1944 (sse_rsqrtv4sf2): Likewise.
1945 (<sse>_comi): Likewise.
1946 (<sse>_ucomi): Likewise.
1947 (sse_cvtss2si): Likewise.
1948 (sse_cvtss2si_2): Likewise.
1949 (sse_cvtss2siq): Likewise.
1950 (sse_cvtss2siq_2): Likewise.
1951 (sse_cvttss2si): Likewise.
1952 (sse_cvttss2siq): Likewise.
1953 (sse2_cvtsd2si): Likewise.
1954 (sse2_cvtsd2si_2): Likewise.
1955 (sse2_cvtsd2siq): Likewise.
1956 (sse2_cvtsd2siq_2): Likewise.
1957 (sse2_cvttsd2si): Likewise.
1958 (sse2_cvttsd2siq): Likewise.
1959 (sse2_cvtdq2pd): Likewise.
1960 (*sse2_cvtpd2dq): Likewise.
1961 (*sse2_cvttpd2dq): Likewise.
1962 (*sse2_cvtpd2ps): Likewise.
1963 (sse2_cvtps2pd): Likewise.
1964 (sse3_movshdup): Likewise.
1965 (sse3_movsldup): Likewise.
1966 (sse_storehps): Likewise.
1967 (*sse4_1_extractps): Likewise.
1968 (sse2_storelpd): Likewise.
1969 (vec_dupv2df_sse3): Likewise.
1970 (*vec_concatv2df_sse3): Likewise.
1971 (*sse4_1_pextrb): Likewise.
1972 (*sse4_1_pextrb_memory): Likewise.
1973 (*sse2_pextrw): Likewise.
1974 (*sse4_1_pextrw_memory): Likewise.
1975 (*sse4_1_pextrd): Likewise.
1976 (*sse4_1_pextrq): Likewise.
1977 (sse2_pshufd_1): Likewise.
1978 (sse2_pshuflw_1): Likewise.
1979 (sse2_pshufhw_1): Likewise.
1980 (*sse2_storeq_rex64): Likewise.
1981 (*vec_dupv4si): Likewise.
1982 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
1983 (sse2_pmovmskb): Likewise.
1984 (*sse2_maskmovdqu): Likewise.
1985 (*sse2_maskmovdqu_rex64): Likewise.
1986 (sse_ldmxcsr): Likewise.
1987 (sse_stmxcsr): Likewise.
1988 (abs<mode>2): Likewise.
1989 (sse4_1_movntdqa): Likewise.
1990 (sse4_1_phminposuw): Likewise.
1991 (sse4_1_extendv8qiv8hi2): Likewise.
1992 (*sse4_1_extendv8qiv8hi2): Likewise.
1993 (sse4_1_extendv4qiv4si2): Likewise.
1994 (*sse4_1_extendv4qiv4si2): Likewise.
1995 (sse4_1_extendv2qiv2di2): Likewise.
1996 (*sse4_1_extendv2qiv2di2): Likewise.
1997 (sse4_1_extendv4hiv4si2): Likewise.
1998 (*sse4_1_extendv4hiv4si2): Likewise.
1999 (sse4_1_extendv2hiv2di2): Likewise.
2000 (*sse4_1_extendv2hiv2di2): Likewise.
2001 (sse4_1_extendv2siv2di2): Likewise.
2002 (*sse4_1_extendv2siv2di2): Likewise.
2003 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2004 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2005 (sse4_1_zero_extendv4qiv4si2): Likewise.
2006 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2007 (sse4_1_zero_extendv2qiv2di2): Likewise.
2008 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2009 (sse4_1_zero_extendv4hiv4si2): Likewise.
2010 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2011 (sse4_1_zero_extendv2hiv2di2): Likewise.
2012 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2013 (sse4_1_zero_extendv2siv2di2): Likewise.
2014 (*sse4_1_zero_extendv2siv2di2): Likewise.
2015 (sse4_1_ptest): Likewise.
2016 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
2017 (sse4_2_pcmpestri): Likewise.
2018 (sse4_2_pcmpestrm): Likewise.
2019 (sse4_2_pcmpistri): Likewise.
2020 (sse4_2_pcmpistrm): Likewise.
2022 (aeskeygenassist): Likewise.
2024 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
2026 * config/i386/predicates.md (vzeroall_operation): New.
2028 * config/i386/sse.md (avx_vzeroall): New.
2029 (*avx_vzeroall): Likewise.
2031 2008-08-28 Paul Brook <paul@codesourcery.com>
2032 Mark Shinwell <shinwell@codesourcery.com>
2033 Richard Earnshaw <richard.earnshaw@arm.com>
2035 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
2036 (TARGET_MIN_ANCHOR_OFFSET): New.
2037 (arm_override_options): Set correct anchor ranges for Thumb-1
2038 and Thumb-2 if required.
2039 (legitimize_pic_address): Handle case involving a TLS symbol
2040 reference with an addend.
2041 (arm_optimization_options): Enable section anchors at -O1 and
2043 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
2044 * config/arm/arm-protos.h (arm_optimization_options): New.
2046 2008-08-28 Nick Clifton <nickc@redhat.com>
2048 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
2049 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
2052 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
2053 * config/v850/v850.md (return): Remove frame size restriction.
2055 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
2057 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
2059 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
2061 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
2063 2008-08-28 Paul Brook <paul@codesourcery.com>
2065 * config/arm/vfp11.md: Update license notice.
2066 * config/arm/cortex-r4.md: Ditto.
2068 2008-08-28 Richard Guenther <rguenther@suse.de>
2070 PR tree-optimization/37207
2071 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
2074 2008-08-28 Dodji Seketeli <dodji@redhat.com>
2077 * tree.c (int_fits_type_p): Don't forget unsigned integers
2078 of type sizetype which higher end word equals -1.
2080 2008-08-28 Ira Rosen <irar@il.ibm.com>
2082 * target.h (struct vectorize): Add new target builtin.
2083 * tree-vectorizer.c (destroy_loop_vec_info): Call
2084 vect_free_slp_instance instead of vect_free_slp_node.
2085 * tree-vectorizer.h (enum slp_load_perm_type): New.
2086 (struct _slp_instance): Add new fields.
2087 (SLP_INSTANCE_LOAD_PERMUTATION): New.
2088 (SLP_INSTANCE_LOADS): New.
2089 (vect_free_slp_tree): Remove.
2090 (vect_free_slp_instance): Declare.
2091 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
2092 (vectorizable_load): Add argument.
2093 (vect_transform_slp_perm_load): New.
2094 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
2096 (vect_get_place_in_interleaving_chain): New function.
2097 (vect_free_slp_tree): Make static.
2098 (vect_free_slp_instance): New function.
2099 (vect_build_slp_tree): Add new arguments. Allow load permutations and
2100 collect the load location in the interleaving chain.
2101 (vect_supported_slp_permutation_p): New function.
2102 (vect_supported_load_permutation_p): Likewise.
2103 (vect_analyze_slp_instance): In case of loads permutation, call
2104 vect_supported_load_permutation_p to check that the permutation is
2106 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
2107 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
2108 (vect_create_mask_and_perm): New function.
2109 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
2110 (vectorizable_load): Add an argument. Don't keep the created vectors
2111 statements in the node if permutation is required. Call
2112 vect_transform_slp_perm_load to generate the permutation.
2113 (vect_transform_stmt): Add new argument. Call vectorizable_load with
2114 additional argument.
2115 (vect_schedule_slp_instance): In case of loads permutation, allocate
2116 vectorized statements structure for all the related SLP nodes. Call
2117 vect_transform_stmt with addditional argument.
2118 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
2119 * config/spu/spu.c (spu_builtin_vec_perm): New.
2120 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2121 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
2122 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
2123 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2125 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
2127 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
2128 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
2129 __gthread_cond_signal, __gthread_cond_timedwait,
2130 __gthread_cond_timedwait_recursive): New functions.
2131 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
2133 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
2136 2008-08-28 Richard Guenther <rguenther@suse.de>
2139 * fold-const.c (maybe_canonicalize_comparison_1): Require
2140 undefined overflow only for canonicalizing A +- CST cmp CST.
2141 Make sure to not generate new constants that are not inside
2142 their TYPE_MIN/MAX_VALUE range.
2143 (maybe_canonicalize_comparison): Remove undefined overflow
2145 (fold_binary): Remove now duplicate folding.
2147 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2149 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
2150 use not updated in the last change.
2152 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
2154 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
2155 (IRA_COVER_CLASSES): Add FPUL_REGS.
2157 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2160 * c-common.c (conversion_warning): Check for null operands.
2162 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2165 * c-decl.c (check_for_loop_decls): Improve error message. Give
2168 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2171 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
2172 (convert_for_assignment): Pass corrent OPT_W* parameter to
2173 WARN_FOR_ASSIGNMENT.
2175 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2178 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
2180 2008-08-27 Paul Brook <paul@codesourcery.com>
2182 * config.gcc: Loosen checks for arm uclinux eabi targets.
2184 2008-08-27 Paul Brook <paul@codesourcery.com>
2186 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
2188 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2190 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
2192 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
2193 the enumerators of an ENUMERAL_TYPE.
2194 * dbxout.c (dbxout_type): Ditto.
2196 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
2199 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
2200 (fwprop_addr): Check that the loop_father is not the outer loop.
2202 2008-08-26 Paul Brook <paul@codesourcery.com>
2204 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
2205 Remove documentation entry for fmul type.
2206 Use fmuls to annotate single-precision multiplication patterns,
2207 fmuld to annotate double-precision multiplication patterns,
2208 fmacs to annotate single-precision multiply-accumulate patterns
2209 and fmacd to annotate double-precision multiply-accumulate patterns.
2210 * config/arm/vfp11.md: Update reservations accordingly.
2211 * config/arm/arm.md: Note that certain values of the "type"
2212 attribute are documented in vfp.md.
2213 * config/arm/arm1020e.md: Remove out of date duplicate comment.
2214 (v10_cvt): Use new fmul types.
2216 2008-08-26 Paul Brook <paul@codesourcery.com>
2218 * config/arm/vfp.md: Move pipeline description for VFP11 to...
2219 * config/arm/vfp11.md: ...here. New.
2220 * config/arm/arm.md: Include vfp11.md.
2222 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
2224 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
2225 parameter to inform call.
2227 2008-08-26 Jeff Law <law@redhat.com>
2229 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
2230 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
2231 preferred class when copying a constant into a partial word register.
2233 2008-08-26 Ben Elliston <bje@au.ibm.com>
2235 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
2236 * cp/typeck.c: Likewise.
2237 * cp/tree.c: Likewise.
2238 * gimple-low.c: Likewise.
2241 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
2243 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
2244 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
2246 * doc/passes.texi: Describe IRA.
2248 * doc/tm.texi (IRA_COVER_CLASSES,
2249 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
2251 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
2252 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
2253 -fira-propagate-cost, -fno-ira-share-save-slots,
2254 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
2256 * flags.h (ira_algorithm): New enumeration.
2257 (flag_ira_algorithm, flag_ira_verbose): New external variable
2260 * postreload.c (gate_handle_postreload): Don't do post reload
2261 optimizations unless the reload is completed.
2263 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
2266 * tree-pass.h (pass_ira): New external variable declaration.
2268 * reload.h: Add 2008 to the Copyright.
2270 * cfgloopanal.c: Include params.h.
2271 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
2274 * params.h (IRA_MAX_LOOPS_NUM): New macro.
2276 * toplev.c (ira.h): New include.
2277 (flag_ira_algorithm, flag_ira_verbose): New external variables.
2278 (backend_init_target): Call ira_init.
2279 (backend_init): Call ira_init_once.
2280 (finalize): Call finish_ira_once.
2282 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
2283 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
2286 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
2287 may_move_out_cost): New external variable declarations.
2288 (move_table): New typedef.
2290 * caller-save.c: Include headers output.h and ira.h.
2291 (no_caller_save_reg_set): New global variable.
2292 (save_slots_num, save_slots): New variables.
2293 (reg_save_code, reg_restore_code, add_stored_regs): Add
2295 (init_caller_save): Set up no_caller_save_reg_set.
2296 (init_save_areas): Reset save_slots_num.
2297 (saved_hard_reg): New structure.
2298 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
2299 (initiate_saved_hard_regs, new_saved_hard_reg,
2300 finish_saved_hard_regs, saved_hard_reg_compare_func): New
2302 (setup_save_areas): Add code for sharing stack slots.
2303 (all_blocks): New variable.
2304 (save_call_clobbered_regs): Process pseudo-register too.
2305 (mark_set_regs): Process pseudo-register too.
2306 (insert_one_insn): Put the insn after bb note in a empty basic
2307 block. Add insn check.
2309 * global.c (eliminable_regset): Make it external.
2310 (mark_elimination): Use DF_LR_IN for IRA.
2311 (pseudo_for_reload_consideration_p): New.
2312 (build_insn_chain): Make it external. Don't ignore spilled
2313 pseudos for IRA. Use pseudo_for_reload_consideration_p.
2314 (gate_handle_global_alloc): New function.
2315 (pass_global_alloc): Add the gate function.
2317 * opts.c (decode_options): Set up flag_ira. Print the warning for
2319 (common_handle_option): Process -fira-algorithm and -fira-verbose.
2321 * timevar.def (TV_IRA, TV_RELOAD): New passes.
2323 * regmove.c (regmove_optimize): Don't do replacement of output for
2326 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
2327 New external variable declarations.
2329 * local-alloc.c (update_equiv_regs): Make it external. Return
2330 true if jump label rebuilding should be done. Rescan new_insn for
2332 (gate_handle_local_alloc): New function.
2333 (pass_local_alloc): Add the gate function.
2335 * alias.c (value_addr_p, stack_addr_p): New functions.
2336 (nonoverlapping_memrefs_p): Use them for IRA.
2338 * common.opt (fira, fira-algorithm, fira-coalesce,
2339 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
2340 fira-verbose): New options.
2342 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
2343 move_cost, may_move_in_cost, may_move_out_cost): Make the
2345 (move_table): Remove typedef.
2346 (init_move_cost): Make it external.
2347 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
2350 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
2351 setup_reg_classes): New function prototypes.
2352 (eliminable_regset): New external variable declaration.
2353 (build_insn_chain, update_equiv_regs): New function prototypes.
2355 * Makefile.in (IRA_INT_H): New definition.
2356 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
2357 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
2358 (reload1.o, toplev.o): Add dependence on ira.h.
2359 (cfgloopanal.o): Add PARAMS_H.
2360 (caller-save.o): Add dependence on output.h and ira.h.
2361 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
2362 ira-emit.o, ira-lives.o): New entries.
2364 * passes.c (pass_ira): New pass.
2366 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
2368 * reload1.c (ira.h): Include the header.
2369 (changed_allocation_pseudos): New bitmap.
2370 (init_reload): Initiate the bitmap.
2371 (compute_use_by_pseudos): Permits spilled registers in FROM.
2372 (temp_pseudo_reg_arr): New variable.
2373 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
2374 IRA. Call alter_reg with the additional parameter. Don't clear
2375 spilled_pseudos for IRA. Restore original insn chain for IRA.
2376 Clear changed_allocation_pseudos at the end of reload.
2377 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
2378 (hard_regno_to_pseudo_regno): New variable.
2379 (count_pseudo): Check spilled pseudos. Set up
2380 hard_regno_to_pseudo_regno.
2381 (count_spilled_pseudo): Check spilled pseudos. Update
2382 hard_regno_to_pseudo_regno.
2383 (find_reg): Use better_spill_reload_regno_p. Check
2384 hard_regno_to_pseudo_regno.
2385 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
2387 (eliminate_regs_1): Use additional parameter for alter_reg.
2388 (finish_spills): Set up pseudo_previous_regs only for spilled
2389 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
2390 more arguments. Don't clear live_throughout and dead_or_set for
2391 spilled pseudos. Use additional parameter for alter_reg. Call
2392 mark_allocation_change. Set up changed_allocation_pseudos.
2393 Remove sanity check.
2394 (emit_input_reload_insns, delete_output_reload): Use additional
2395 parameter for alter_reg. Call mark_allocation_change.
2396 (substitute, gen_reload_chain_without_interm_reg_p): New
2398 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
2400 * testsuite/gcc.dg/20080410-1.c: New file.
2402 * config/s390/s390.h (IRA_COVER_CLASSES,
2403 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
2405 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
2407 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
2409 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
2411 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
2413 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
2415 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
2417 2008-08-24 Jeff Law <law@redhat.com>
2418 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
2419 when ignoring unavailable registers.
2421 2008-08-24 Jeff Law <law@redhat.com>
2422 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
2423 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
2424 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
2425 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
2427 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
2428 * ira-build.c (allocno_range_compare_func): Stabilize sort.
2430 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
2431 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
2432 * reload1.c (find_reg): Process registers in register allocation order.
2434 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2435 * toplev.c (backend_init_target): Move ira_init call from
2437 (lang_dependent_init_target): ...to here.
2439 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2440 * ira.c (setup_class_subset_and_memory_move_costs): Don't
2441 calculate memory move costs for NO_REGS.
2443 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
2444 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
2445 STACK_REGS is defined.
2447 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2448 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
2450 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
2451 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
2453 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
2454 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
2455 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
2458 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
2459 Dorit Nuzman <dorit@il.ibm.com>
2461 * gcc/config/spu/spu.md (vec_extract_evenv4si,
2462 vec_extract_evenv4sf, vec_extract_evenv8hi,
2463 vec_extract_evenv16qi, vec_extract_oddv4si,
2464 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
2465 vec_interleave_highv4sf, vec_interleave_lowv4sf,
2466 vec_interleave_highv4si, vec_interleave_lowv4si,
2467 vec_interleave_highv8hi, vec_interleave_lowv8hi,
2468 vec_interleave_highv16qi, vec_interleave_lowv16qi,
2469 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
2471 2008-08-25 Janis Johnson <janis187@us.ibm.com>
2474 * config/rs6000/rs6000.c (optimization_options): Don't default to
2475 section anchors without toplevel reorder.
2477 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2479 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
2480 (mfc_end_critical_section): Likewise.
2482 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2484 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
2485 all type qualifiers from element type to vector type.
2487 2008-08-25 David Daney <ddaney@avtrex.com>
2489 * config/mips/mips.md (immediate_insn): Move up in file, fix
2490 comment typo, reformat.
2491 (fetchop_bit, atomic_hiqi_op memory_barrier,
2492 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
2493 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
2494 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
2495 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
2496 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
2497 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
2498 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
2499 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
2500 sync_old_nand<mode>, sync_new_nand<mode>,
2501 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
2502 test_and_set_12): Moved to sync.md.
2504 * config/mips/sync.md: New file.
2506 2008-08-25 Richard Henderson <rth@redhat.com>
2508 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
2509 (regsave): Likewise.
2510 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
2511 (output_cfi_directive): Likewise.
2512 (div_data_align): New.
2513 (output_cfi): Use it.
2515 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
2517 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
2518 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
2519 (TARGET_OCTEON): New macro.
2520 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
2521 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
2522 (ISA_HAS_POP): New macro.
2523 * config/mips/driver-native.c (host_detect_local_cpu): Handle
2525 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
2527 * config/mips/mips.md (cpu): Add octeon.
2528 (type): Add pop attribute value.
2529 (popcount<mode>2): New pattern.
2530 * doc/invoke.texi (-march=@var{arch}): Add octeon.
2532 2008-08-24 Jan Hubicka <jh@suse.cz>
2534 * doc/invoke.texi (-fipa-cp-clone): New option.
2535 (-fipa-cp): Update docs.
2536 (--param ipcp-unit-growth):New.
2537 * ipa-cp.c: Include fibheap.h, params.h
2538 (ipcp_initialize_node_lattices): When not cloning, all externally
2539 visible functions are bottom.
2540 (ipcp_need_redirect_p): Accept clones.
2541 (ipcp_insert_stage): Use cost driven heuristics.
2542 (max_count, dead_nodes): New static vars.
2543 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
2544 ipcp_const_param_count): New functions.
2545 * common.opt (ipa-cp-clone): New command line option.
2546 * params.def (ipcp-unit-growth): New.
2548 2008-08-24 Jan Hubicka <jh@suse.cz>
2550 * tree-inline.c (tree_function_versioning): Look harder
2551 for referenced vars.
2553 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
2555 PR tree-optimization/37185
2556 * matrix-reorg.c (transform_access_sites): Update changed stmt.
2558 2008-08-23 Jan Hubicka <jh@suse.cz>
2560 * ipa-cp.c (ipcp_analyze_node): New function.
2561 (ipcp_update_cloned_node): Use it.
2562 (ipcp_init_stage): Likewise.
2563 * ipa-inline.c (function_insertion_hook_holder): New static var.
2564 (analyze_function): Break out from ....
2565 (inline_generate_summary): Here; register insertion hook.
2566 (cgraph_decide_inlining): Remove hook.
2567 (add_new_function): New function.
2569 2008-08-23 Jan Hubicka <jh@suse.cz>
2571 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
2573 2008-08-23 Jan Hubicka <jh@suse.cz>
2575 * ipa-cp.c (constant_val_insert): Remove.
2576 (ipcp_propagate_one_const): Remove.
2577 (ipcp_create_replace_map): Always insert replacements to the map.
2578 (ipcp_insert_stage): Do not try to insert statements by hand.
2579 * tree-inline.c (insert_init_stmt): Break out from ...
2580 (setup_one_parameter): ... here; allow NULL BB pointer.
2581 (tree_function_versioning): Use setup_one_parameter to process
2584 2008-08-23 Jan Hubicka <jh@suse.cz>
2586 * tree.c (decl_address_ip_invariant_p): New function.
2587 * tree.h (decl_address_ip_invariant_p): Declare.
2588 * gimple.c (strip_invariant_refs): Break out from ...
2589 (is_gimple_invariant_address): ... here
2590 (is_gimple_ip_invariant_address): New function.
2591 (is_gimple_ip_invariant): New function.
2592 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
2595 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
2596 (ipcp_lat_is_insertable): All constants are insertable.
2597 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
2598 IPA_CONST_VALUE_REF.
2599 (ipcp_initialize_node_lattices): Propagate all types of operands.
2600 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
2601 (ipcp_create_replace_map): Reformat.
2602 (ipcp_need_redirect_p): Simplify.
2603 (ipcp_insert_stage): Check that argument is used before clonning.
2604 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
2605 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
2606 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
2607 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
2608 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
2609 (jump_func_type): Remove IPA_CONST_VALUE_REF.
2610 * tree-inline.c (tree_function_versioning): Add variables referenced by
2613 2008-08-23 Jan Hubicka <jh@suse.cz>
2616 * i386.c (standard_80387_constant_p): Use optimize_size.
2618 2008-08-23 Ira Rosen <irar@il.ibm.com>
2620 PR tree-optimization/37161
2621 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
2622 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
2623 (vect_determine_vectorization_factor): Move the scalar type
2624 retrieval to vect_get_smallest_scalar_type.
2625 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
2626 scalar type. Remove redundant computation.
2627 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
2628 (vect_get_slp_defs): Take the type of RHS into account if
2629 necessary by calling vect_get_smallest_scalar_type. Call
2630 vect_get_constant_vectors with additional argument.
2632 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2635 * doc/invoke.texi (Wwrite-strings): Clarify description.
2637 2008-08-23 Ira Rosen <irar@il.ibm.com>
2639 PR tree-optimization/37174
2640 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
2641 def stmt is a part of the loop before accessing its stmt_vec_info.
2643 2008-08-22 Anatoly Sokolov <aesok@post.ru>
2646 * config/avr/avr.md (UNSPEC_SWAP): New constants.
2647 (*swap): New insn pattern.
2648 (*ashlqi3): Rename from ashlqi3 insn pattern.
2649 (ashlqi3): New expanders.
2650 (*lshrqi3): Rename from lshrqi3 insn pattern.
2651 (lshrqi3): New expanders.
2652 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
2653 lshrqi3_const5, lshrqi3_const6): New splitters.
2654 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
2655 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
2658 2008-08-22 Richard Guenther <rguenther@suse.de>
2660 PR tree-optimization/37078
2661 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
2662 [+INF, +INF] ranges.
2664 2008-08-22 Richard Guenther <rguenther@suse.de>
2666 PR tree-optimization/37143
2667 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
2668 a conversion statement instead of a copy.
2670 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
2673 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
2674 CCCmode, CCOmode and CCSmode destination modes.
2677 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
2678 from different units in a single alternative.
2679 (*vec_extractv2sf_1): Ditto.
2680 (*vec_extractv2si_0): Ditto.
2681 (*vec_extractv2si_1): Ditto.
2682 * config/i386/sse.md (sse2_storehpd): Ditto.
2683 (sse2_storelpd): Ditto.
2684 (sse2_loadhpd): Ditto.
2685 (sse2_loadlpd): Ditto.
2688 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
2689 (popcountsi2): Ditto.
2690 (clzdi2_abm): Ditto.
2691 (popcountdi2): Ditto.
2692 (clzhi2_abm): Ditto.
2693 (popcounthi2): Ditto.
2695 2008-08-22 Richard Guenther <rguenther@suse.de>
2699 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
2700 if the multiplication does not overflow.
2702 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
2704 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
2706 2008-08-21 Richard Henderson <rth@redhat.com>
2708 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
2709 spurrious comma from test.
2710 * configure: Rebuild.
2712 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2715 * builtins.c (fold_builtin_next_arg): Add warning about undefined
2718 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
2720 * c-tree.h (grokfield): New argument.
2721 * c-decl.c (grokfield): Handle new location argument.
2722 * c-parser.c (c_parser_struct_declaration): Pass location to
2725 2008-08-21 Richard Guenther <rguenther@suse.de>
2727 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
2729 2008-08-21 Jan Hubicka <jh@suse.cz>
2731 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
2732 (cgraph_add_function_insertion_hook,
2733 cgraph_remove_function_insertion_hook,
2734 cgraph_call_function_insertion_hooks): New functions.
2735 * cgraph.h (cgraph_add_function_insertion_hook,
2736 cgraph_remove_function_insertion_hook,
2737 cgraph_call_function_insertion_hooks): Declare.
2738 * ipa-reference.c (function_insertion_hook_holder): New variable.
2739 (check_operand, look_for_address_of): When checking late, do not care
2740 about module bitmaps.
2741 (add_new_function): New function.
2742 (generate_summary): Register hooks; zero module bitmaps.
2743 (propagate): Unregister hooks.
2744 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
2745 (add_new_function): New function.
2746 (generate_summary): Register hook.
2747 (propagate): Remove hook.
2749 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
2751 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
2752 * ipa-cp.c (ipcp_update_cloned_node): New function.
2753 (build_const_val): Handle functions correctly; bring type logic
2754 into sync with tree-inline.c
2755 (ipcp_init_stage): Take care of computing stuff needed by
2756 indirect inlining; update clones.
2757 (ipcp_generate_summary): Break out of ipcp_driver.
2758 (ipcp_driver): Do only execution and transformation.
2759 (pass_ipa_cp): Make IPA_PASS.
2760 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
2762 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
2763 ipcp, some info is already available.
2764 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
2765 * tree-inline.c (remap_ssa_name): Unshare expression.
2767 2008-08-21 Richard Guenther <rguenther@suse.de>
2769 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
2770 a PHI ask VN if it is already available.
2771 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
2772 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
2774 2008-08-21 Richard Guenther <rguenther@suse.de>
2777 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
2778 makes sure to produce a result of the correct type.
2780 2008-08-21 Jan Hubicka <jh@suse.cz>
2781 Backport from LTO branch:
2783 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2784 Jan Hubicka <jh@suse.cz>
2787 (init_state, finish_state, set_function_state, generate_summary):
2789 (scan_stmt): Renamed from scan_function. Changed to keep state in
2790 local static vars rather than cgraph aux field.
2791 (propagate): Renamed from static_execute. Changed to keep state in
2792 local static vars rather than cgraph aux field.
2793 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
2794 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
2796 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2798 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
2799 * ipa-reference.c (init_function_info, generate_summary,
2800 propagate): New functions.
2801 (analyze_function): Call init_function_info.
2802 (static_execute): Stripped into generate_summary and propagate.
2803 (pass_ipa_reference): Made into ipa_opt_pass.
2805 2008-08-21 Richard Guenther <rguenther@suse.de>
2807 PR tree-optimization/37181
2808 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
2810 (extract_range_from_unary_expr): Likewise.
2812 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2814 * diagnostic.c (pedwarn_at): Rename as pedwarn.
2816 * toplev.h (pedwarn_at): Likewise.
2817 * builtins.c: Update all calls to pedwarn.
2818 * c-lex.c: Likewise.
2819 * toplev.c: Likewise.
2820 * c-tree.h: Likewise.
2821 * c-decl.c: Likewise.
2822 * c-errors.c: Likewise.
2823 * c-typeck.c: Likewise.
2824 * c-common.c: Likewise.
2825 * c-parser.c: Likewise.
2827 2008-08-20 Joseph Myers <joseph@codesourcery.com>
2830 * config/sparc/sparc.c (function_arg_slotno): Handle structure
2831 with MODE_VECTOR_INT mode.
2833 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2836 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
2837 initialized outside the current module.
2838 (warn_uninitialized_var): Ignore left-hand side when walking the
2839 trees. Ignore address expressions. Examine VUSE operands in gimple
2840 statements with a variable declaration on the right-hand side.
2842 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
2845 * rtlanal.c (subreg_offset_representable_p): Revert last change.
2847 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2850 * c-common.c (conversion_warning): Do not warn if applying bit-and
2851 operator to unsigned constant that fits in the target type.
2853 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2856 * c-common.c (conversion_warning): Do not warn for artificial
2859 2008-08-20 Richard Guenther <rguenther@suse.de>
2861 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
2862 (extract_range_from_binary_expr): Fall back to constant propagation.
2863 (extract_range_from_unary_expr): Likewise.
2865 2008-08-20 Richard Guenther <rguenther@suse.de>
2867 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
2868 with TREE_THIS_VOLATILE on shared nodes.
2869 (fold_stmt_r): Likewise.
2871 2008-08-20 Jakub Jelinek <jakub@redhat.com>
2874 * c-parser.c (c_parser_attributes): For keywords use canonical
2875 spelling for attr_name.
2877 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2879 * value-prof.c (check_counter): Revert wrong call to error.
2881 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2883 * profile.c: Update calls to inform.
2884 * value-prof.c: Update calls to inform.
2886 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2888 * diagnostic.c (inform): Add an explicit location_t parameter.
2889 * toplev.h (inform): Update declaration.
2890 * builtins.c: Update all calls to inform.
2891 * c-common.c: Likewise.
2892 * c-decl.c: Likewise.
2893 * c-opts.c: Likewise.
2894 * c-pch.c: Likewise.
2895 * c-pragma.c: Likewise.
2896 * c-typeck.c: Likewise.
2897 * coverage.c: Likewise.
2899 * toplev.c: Likewise.
2900 * tree-cfg.c: Likewise.
2901 * tree-ssa.c: Likewise.
2903 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
2906 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
2907 V2DI mode, for SSE4.1, use movq instead of vector set if the
2908 second element is zero and inter-unit moves are OK.
2910 2008-08-20 Richard Guenther <rguenther@suse.de>
2912 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
2913 properly handle conversion/copy chains after tuplification.
2915 2008-08-20 Richard Guenther <rguenther@suse.de>
2917 * passes.c (init_optimization_passes): Move the second
2918 forwprop pass before alias computation. Remove the second
2919 DCE pass. Remove the first dominator and phi copy/const
2922 2008-08-20 Nick Clifton <nickc@redhat.com>
2924 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
2925 support of this feature. Do not assume that a sufficiently new
2926 assembler will support the feature regardless of the target type.
2927 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
2928 * configure: Regenerate.
2930 2008-08-20 Richard Guenther <rguenther@suse.de>
2932 * tree-vrp.c (found_in_subgraph): Remove.
2933 (live): New global static.
2934 (live_on_edge): New function.
2935 (blocks_visited): Remove.
2936 (register_edge_assert_for_2): Use live_on_edge.
2937 (find_conditional_asserts): Remove code dealing with
2938 found_in_subgraph. Do not walk the CFG.
2939 (find_switch_asserts): Likewise.
2940 (find_assert_locations_1): Renamed from find_assert_locations.
2941 Move finding assert locations for conditional and switch
2942 statements first. Update live bitmap. Do not walk the CFG.
2943 (find_assert_locations): New function.
2944 (insert_range_assertions): Remove entry of CFG walk.
2945 Adjust call to find_assert_locations.
2946 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
2947 that only can appear because of fake exit edges but assert we
2948 never try to insert on those.
2949 (fini_pre): Do not remove fake exit edges here...
2950 (execute_pre): ...but here, before committing edge inserts.
2952 2008-08-19 Richard Guenther <rguenther@suse.de>
2954 * passes.c (init_optimization_passes): Exchange store-ccp
2957 2008-08-19 Rafael Espindola <espindola@google.com>
2959 * varasm.c (weak_decls): Move earlier in the file.
2960 (assemble_external): Add weak decls to the weak_decls list.
2961 (declare_weak): Don't add decls to the weak_decls list.
2963 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
2966 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
2967 before (sse2_shufpd_<mode>).
2969 2008-08-19 Jakub Jelinek <jakub@redhat.com>
2972 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
2973 * tree.c (block_nonartificial_location): Likewise.
2975 2008-08-19 Richard Guenther <rguenther@suse.de>
2977 PR tree-optimization/35972
2978 PR tree-optimization/23094
2979 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
2981 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
2982 handle MISALIGNED_INDIRECT_REF.
2983 (get_ref_from_reference_ops): New helper.
2984 (vn_reference_lookup_pieces): Walk the use-def chain using the
2985 alias-oracle if requested.
2986 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
2987 walking the use-def chain.
2988 (compute_avail): But not here.
2989 (create_component_ref_by_pieces_1): Properly handle
2990 MISALIGNED_INDIRECT_REF.
2991 (do_regular_insertion): Handle fully redundant
2992 expressions after PHI-translation also for SSA_NAME values, not
2993 only constants. Correctly use edoubleprime for that.
2995 2008-08-19 Ira Rosen <irar@il.ibm.com>
2997 * tree-vectorizer.c (supportable_widening_operation): Support
2998 multi-step conversion, return the number of steps in such conversion
2999 and the required intermediate types.
3000 (supportable_narrowing_operation): Likewise.
3001 * tree-vectorizer.h (vect_pow2): New function.
3002 (supportable_widening_operation): Change argument types.
3003 (supportable_narrowing_operation): Likewise.
3004 (vectorizable_type_promotion): Add an argument.
3005 (vectorizable_type_demotion): Likewise.
3006 * tree-vect-analyze.c (vect_analyze_operations): Call
3007 vectorizable_type_promotion and vectorizable_type_demotion with
3008 additional argument.
3009 (vect_get_and_check_slp_defs): Detect patterns.
3010 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
3012 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
3013 vect_build_slp_tree with correct arguments. Calculate unrolling factor
3014 according to the smallest type in the loop.
3015 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
3016 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
3017 supportable_widening_operation with correct arguments.
3018 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
3019 operands lists according to the number of vector statements in left
3020 or right node, if exists.
3021 (vect_gen_widened_results_half): Remove unused argument.
3022 (vectorizable_conversion): Call supportable_widening_operation,
3023 supportable_narrowing_operation, and vect_gen_widened_results_half
3024 with correct arguments.
3025 (vectorizable_assignment): Change documentation, support multiple
3027 (vectorizable_operation): Likewise.
3028 (vect_get_loop_based_defs): New function.
3029 (vect_create_vectorized_demotion_stmts): Likewise.
3030 (vectorizable_type_demotion): Support loop-aware SLP and general
3031 multi-step conversion. Call vect_get_loop_based_defs and
3032 vect_create_vectorized_demotion_stmts for transformation.
3033 (vect_create_vectorized_promotion_stmts): New function.
3034 (vectorizable_type_promotion): Support loop-aware SLP and general
3035 multi-step conversion. Call vect_create_vectorized_promotion_stmts
3037 (vectorizable_store): Change documentation, support multiple
3039 (vectorizable_load): Likewise.
3040 (vect_transform_stmt): Pass SLP_NODE to
3041 vectorizable_type_promotion and vectorizable_type_demotion.
3042 (vect_schedule_slp_instance): Move here the calculation of number
3043 of vectorized statements for each node from...
3044 (vect_schedule_slp): ... here.
3045 (vect_transform_loop): Call vect_schedule_slp without the last
3048 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
3051 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
3052 to == in assert statement.
3053 (vectorizable_reduction): Fix typo.
3055 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3058 * value-prof.c (check_counter): Dereference pointer to overall
3059 count when printing it.
3061 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3063 * profile.h: Really add it.
3065 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3067 * mcf.c: Really add it.
3069 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
3070 Vinodha Ramasamy <vinodha@google.com>
3072 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
3074 * value-prof.c (check_counter): Fix the counter if
3075 flag_profile_correction is true.
3076 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3077 tree_mod_subtract_transform):
3078 Follow check_counter parameter change.
3079 * common.opt (fprofile-correction): New option.
3081 * profile.h: Likewise.
3082 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
3083 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
3084 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
3086 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
3087 flag_profile_correction is set.
3089 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
3091 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
3093 2008-08-18 Tomas Bily <tbily@suse.cz>
3095 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
3096 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
3098 * tree-data-ref.c (split_constant_offset_1): Likewise.
3099 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
3100 * tree-sra.c (sra_walk_expr): Likewise.
3101 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
3102 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3103 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
3104 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
3106 * gimple.c (gimple_assign_unary_nop_p): Likewise.
3107 * tree-vect-transform.c (vectorizable_type_demotion)
3108 (vectorizable_type_promotion): Likewise.
3109 * tree-inline.c (expand_call_inline):
3110 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3111 (forward_propagate_addr_expr_1, forward_propagate_comparison)
3112 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3113 * expr.c (expand_expr_real_1): Likewise.
3114 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
3115 (gimple_assign_unary_useless_conversion_p): Likewise.
3116 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3117 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
3118 * fold-const.c (fold_unary): Likewise.
3119 * tree.h (CONVERT_EXPR_P): Likewise.
3120 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
3121 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3123 (register_edge_assert_for_2, extract_range_from_unary_expr)
3124 (register_edge_assert_for_1): Likewise.
3126 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3128 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
3129 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
3130 (enum real_value_const): Delete.
3131 (get_real_const): Delete.
3132 * real.c (get_real_const): Delete.
3133 (dconst_e_ptr): Define.
3134 (dconst_third_ptr): Define.
3135 (dconst_sqrt2_ptr): Define.
3136 * builtins.c: Update all callers.
3138 2008-08-18 Richard Guenther <rguenther@suse.de>
3140 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
3141 statement iterator after statement removal.
3143 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
3145 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
3146 (detect_processor_freebsd): Likewise.
3147 (host_detect_local_cpu): Call newly added functions for FreeBSD.
3149 2008-08-18 Richard Guenther <rguenther@suse.de>
3151 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
3152 and loads have the correct types.
3154 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3157 * c-opts.c (cpp_opts): Remove static.
3158 * c-parser.c (cpp_opts): Declare it extern.
3159 (disable_extension_diagnostics): Handle cpp options.
3160 (enable_extension_diagnostics): Likewise.
3162 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3164 * diagnostics.c (permerror_at): Rename as permerror.
3165 (permerror): Delete.
3166 * toplev.h: Likewise.
3168 2008-08-18 Richard Guenther <rguenther@suse.de>
3170 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
3171 sdse1 and addressables2 passes. Replace dce1 with cddce1.
3172 Move call_cdce before build_alias. Move copyrename2,
3173 cunrolli and ccp2 beafore build_alias. Re-add addressable2
3174 right after final inlining.
3175 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
3176 (pass_build_cfg): But instead via TODO_dump_func.
3178 2008-08-18 Richard Guenther <rguenther@suse.de>
3180 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
3182 (scalarize_init): If we failed to generate some initializers
3183 do not generate zeros for not instantiated members. Instead
3184 rely on the copy out.
3185 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
3186 about missing flow-sensitive alias info only if we have
3189 2008-08-17 Nick Clifton <nickc@redhat.com>
3191 * doc/extend.texi (Function Attributes): Fix typo in description
3192 if hot function attribute.
3194 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
3195 Richard Sandiford <rdsandiford@googlemail.com>
3197 * doc/install.texi (--with-mips-plt): Document.
3198 * doc/invoke.texi (-mplt, -mno-plt): Document.
3199 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
3200 and handle ${with_mips_plt}.
3201 * config/mips/mips.opt (mplt): New option.
3202 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
3203 (TARGET_ABICALLS_PIC2): Likewise.
3204 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
3205 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
3206 (ASM_SPEC): Use !mabi=* instead of !mabi*.
3207 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
3208 to decide whether to output ".option picX" directives.
3209 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
3210 Pass -call_nonpic rather than -KPIC for -mplt.
3211 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
3212 on the command line. Also remove it when -mabi=64 is used without
3214 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
3215 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
3216 TARGET_ABICALLS_PIC0.
3217 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
3219 (mips16_build_function_stub): Only output ".option pic" directives
3220 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
3221 (mips16_build_call_stub): Fix comment and remove redundant
3222 ".set at"/"set .noat" directives.
3223 (mips_function_rodata_section): Use the default behaviour for
3224 TARGET_ABSOLUTE_ABICALLS.
3225 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
3226 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
3227 (mips_restore_gp): Do nothing if the current function doesn't use
3229 (mips_expand_prologue): Only save $gp if the current function uses it.
3230 Use a normal move for TARGET_ABICALLS_PIC0.
3231 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
3233 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
3235 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
3236 of function when handling GLOBAL_POINTER_REGNUM.
3238 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
3241 * common.opt (-fstack-check): Do not declare the variable here.
3242 (-fstack-check=): New option variant.
3243 * doc/invoke.texi (Code Gen Options): Document it.
3244 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
3245 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
3246 (STACK_CHECK_STATIC_BUILTIN): New macro.
3247 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
3248 * opts.c: Include expr.h.
3249 (common_handle_option) <OPT_fold_stack_check_>: New case.
3250 <OPT_fstack_check>: Likewise.
3251 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
3252 consistently in the test for variable-sized types. Adjust for
3253 new behaviour of flag_stack_check.
3254 * explow.c: Include except.h.
3255 (allocate_dynamic_stack_space): Do not take into account
3256 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
3257 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
3258 for variable-sized parameters. Treat all parameters whose size is
3259 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
3260 stack checking is enabled.
3261 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
3262 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
3263 if generic stack checking is enabled.
3264 (expand_function_end): Adjust for new behaviour of flag_stack_check.
3265 * reload1.c (reload): Likewise.
3266 * stmt.c (expand_decl): Assert that all automatic variables have
3267 fixed size at this point and remove dead code.
3268 * flags.h (stack_check_type): New enumeration type.
3269 (flag_stack_check): Declare.
3270 * toplev.c (flag_stack_check): New global variable.
3271 * Makefile.in (opts.o): Add dependency on EXPR_H.
3272 (explow.o): Add dependency on except.h.
3274 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
3276 * config/avr/avr.c (avr_override_options): Reduce value of
3277 PARAM_INLINE_CALL_COST.
3279 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
3281 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
3282 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
3283 lieu of TYPE_MODE (type) throughout.
3285 2008-08-15 Joseph Myers <joseph@codesourcery.com>
3287 * config/arm/arm.c (add_minipool_backward_ref): Check for
3288 8-byte-aligned entries in second case of forcing insertion after a
3289 particular entry. Change third case to avoid inserting
3290 non-8-byte-aligned entries before 8-byte-aligned ones.
3292 2008-08-15 Richard Guenther <rguenther@suse.de>
3294 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
3295 strip components for unknown size accesses.
3297 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
3299 * config/s390/2097.md New file.
3300 * config/s390/s390.md ("z10prop" attribute): Define none,
3301 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
3302 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
3303 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
3304 possible values and apply them to insns as appropriate.
3305 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
3306 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
3307 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
3308 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
3310 ("bfp" mode attribute): Removed. Every occurence replaced
3312 * config/s390/s390.c (struct "z10_cost"): Updated entries.
3313 * config/s390/2084.md (insn_reservation "x_itof"): Updated
3316 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3319 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
3322 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
3324 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
3325 additional argument. Support reduction when duplication is needed due
3326 to data-types of different sizes in the loop.
3327 (get_initial_def_for_induction): Fix printout.
3328 (vect_get_vec_def_for_stmt_copy): Support case where the
3329 vec_stmt_for_operand is a phi node.
3330 (vectorizable_reduction): Support reduction when duplication is needed
3331 due to data-types of different sizes in the loop.
3332 (vectorizable_call): Remove restriction to not vectorize in case we
3333 have data-types of different sizes in the loop.
3334 (vectorizable_conversion): Likewise.
3335 (vectorizable_operation): Likewise.
3336 (vectorizable_type_demotion): Likewise.
3337 (vectorizable_type_promotion): Likewise.
3338 (vectorizable_induction): Add restriction to not vectorize in case
3339 we have data-types of different sizes in the loop.
3341 2008-08-14 Christophe Saout <christophe@saout.de>
3342 Uros Bizjak <ubizjak@gmail.com>
3345 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
3346 (*vec_concatv2di_rex64_sse4_1): Ditto.
3347 (*vec_concatv2di_rex64_sse): Ditto.
3349 2008-08-14 Jakub Jelinek <jakub@redhat.com>
3352 * fold-const.c (fold_widened_comparison): Do not allow
3353 sign changes that change the result even if shorter type
3354 is wider than arg1_unw's type.
3356 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
3358 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
3359 Skip if the multilib testing specifies -march that does not
3360 agree with the one specified in the testcase.
3362 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3364 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
3365 zero extend SImode values being converted to TFmode before passing
3368 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3370 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
3371 __PPU__ when targeting the Cell/B.E. PPU processor.
3373 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
3375 * gimple.h (gimple_call_set_chain): Accept SSA variables.
3376 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
3377 Rematerialize the static chain, if any.
3378 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
3381 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3383 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
3384 (new_loc_descr): Likewise.
3385 (add_loc_descr): Likewise.
3386 (size_of_loc_descr): Likewise.
3387 (size_of_locs): Likewise.
3388 (output_loc_operands): Likewise.
3389 (output_loc_sequence): Likewise.
3390 (new_reg_loc_descr): New.
3391 (build_cfa_loc): Use it.
3392 (build_cfa_aligned_loc): Likewise.
3393 (one_reg_loc_descriptor): Likewise.
3394 (based_loc_descr): Likewise.
3396 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3399 * doc/invoke.texi (Wmain): Update.
3400 * c-decl.c (start_decl): warn_main is only 0 or 1.
3401 (start_function): Likewise. Fix formatting.
3402 (finish_function): Delete redundant warning.
3403 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
3404 * c-opts (c_common_handle_option): -Wall only has effect if
3405 warn_main is uninitialized. OPT_Wmain is automatically
3406 handled. -pedantic also enables Wmain.
3407 (c_common_post_options): Handle all logic for Wmain here.
3408 * c-common.c (warn_main): Delete.
3409 (check_main_parameter_types): Make pedwarns conditional on
3411 * c-common.h (warn_main): Delete.
3413 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3416 * expr.c (emit_group_store): Allocate stack temp with the
3417 largest alignment when copying from register to stack.
3419 2008-08-13 Richard Guenther <rguenther@suse.de>
3421 * tree.h (maybe_fold_offset_to_address): Declare.
3422 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
3423 (ccp_fold): Handle pointer conversions the same as fold_stmt.
3424 Likewise for POINTER_PLUS_EXPR.
3425 (maybe_fold_offset_to_reference): Enable disabled code.
3426 (maybe_fold_offset_to_address): New function.
3427 (fold_stmt_r): Use it.
3428 (fold_gimple_assign): Likewise.
3429 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
3430 (gimplify_expr): Likewise.
3432 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3434 * toplev.h (pedwarn_at): Fix declaration.
3436 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3438 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
3439 LINK_SPEC): Use %R in -Y P argument.
3441 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3444 * diagnostic.c (pedwarn_at): New.
3445 * toplev.h (pedwarn_at): Declare.
3446 * c-tree.h (build_enumerator): Update declaration.
3447 * c-decl.c (finish_enum): Update comment.
3448 (build_enumerator): Take a location parameter. Give a pedwarn but do
3449 not perform any conversion.
3450 * c-parser.c (c_parser_enum_specifier): Set correct location for
3453 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3456 * c-common.c (conversion_warning): Use a switch. Ignore boolean
3457 expressions except for conversions to signed:1 bitfields. Handle
3458 COND_EXPR with constant operands.
3460 2008-08-13 Richard Guenther <rguenther@suse.de>
3462 PR tree-optimization/15255
3463 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
3464 (struct oecount_s): New struct and VEC types.
3466 (oecount_hash): New function.
3467 (oecount_eq): Likewise.
3468 (oecount_cmp): Likewise.
3469 (zero_one_operation): New function.
3470 (build_and_add_sum): Likewise.
3471 (undistribute_ops_list): Perform un-distribution of multiplication
3472 and division on the chain of summands.
3473 (should_break_up_subtract): Also break up subtracts for factors.
3474 (reassociate_bb): Delete dead visited statements.
3475 Call undistribute_ops_list. Re-sort and optimize if it did something.
3476 * passes.c (init_optimization_passes): Move DSE before
3478 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
3481 2008-08-12 Janis Johnson <janis187@us.ibm.com>
3483 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
3485 * doc/invoke.texi: Revert unintended checkin.
3487 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
3490 * gcc.c (include_spec_function): Tweak call to find_a_file.
3492 2008-08-12 Jakub Jelinek <jakub@redhat.com>
3495 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
3496 and TRUTH_ORIF_EXPR.
3497 * dojump.c (do_jump): Likewise.
3499 PR tree-optimization/37084
3500 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
3501 if id->regimplify, don't assume stmt is a cast assignment.
3503 2008-08-12 Anatoly Sokolov <aesok@post.ru>
3505 * final.c (final_scan_insn): Use app_enable/app_disable functions.
3507 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3510 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
3513 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3515 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
3516 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
3518 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
3519 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
3520 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
3521 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
3522 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
3524 * doc/tm.texi (Storage Layout): Remove documentation for
3525 TARGET_FLOAT_FORMAT.
3527 * simplify-rtx.c (simplify_binary_operation_1): Replace
3528 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
3530 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3532 * real.h (struct real_format): New member has_sign_dependent_rounding.
3533 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
3534 spu_single_format, ieee_double_format, mips_double_format,
3535 motorola_double_format, ieee_extended_motorola_format,
3536 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
3537 ieee_extended_intel_96_round_53_format, ibm_extended_format,
3538 mips_extended_format, ieee_quad_format, mips_quad_format,
3539 vax_f_format, vax_d_format, vax_g_format): Initialize it.
3540 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
3542 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
3543 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
3544 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
3545 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
3546 (ROUND_TOWARDS_ZERO): Likewise.
3548 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
3549 (FLOAT_MODE_FORMAT): New macro.
3550 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
3551 (MODE_COMPOSITE_P): ... this new macro.
3552 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
3553 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
3554 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
3556 * flags.h: Include "real.h".
3558 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
3559 REAL_MODE_FORMAT_COMPOSITE_P.
3560 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3562 * doc/tm.texi (Storage Layout): Remove documentation of
3563 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
3564 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
3565 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
3566 they only apply to libgcc2.a.
3568 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3570 * config/spu/float_disf.c: New file.
3571 * config/spu/float_unsdisf.c: New file.
3572 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
3573 (LIB2FUNCS_EXCLUDE): Define.
3575 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3576 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3578 * real.h (struct real_format): New member round_towards_zero.
3579 * real.c (round_for_format): Respect fmt->round_towards_zero.
3580 (ieee_single_format, mips_single_format, motorola_single_format,
3581 spu_single_format, ieee_double_format, mips_double_format,
3582 motorola_double_format, ieee_extended_motorola_format,
3583 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
3584 ieee_extended_intel_96_round_53_format, ibm_extended_format,
3585 mips_extended_format, ieee_quad_format, mips_quad_format,
3586 vax_f_format, vax_d_format, vax_g_format): Initialize it.
3587 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
3589 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
3590 real_format to choose rounding mode when calling MPFR functions.
3591 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
3592 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
3594 * real.h (real_to_decimal_for_mode): Add prototype.
3595 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
3596 Respect target rounding mode when generating decimal representation.
3597 (real_to_decimal): New stub for backwards compatibility.
3598 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
3599 real_to_decimal_for_mode instead of real_to_decimal.
3601 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
3603 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3604 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3606 * real.c (spu_single_format): New variable.
3607 * real.h (spu_single_format): Declare.
3609 * config/spu/spu.c (spu_override_options): Install SFmode format.
3610 (spu_split_immediate): Use integer mode to operate on pieces of
3611 floating-point values in all cases.
3613 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
3614 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
3615 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
3617 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3619 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
3621 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3623 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
3625 2008-08-12 Jakub Jelinek <jakub@redhat.com>
3628 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
3629 on the VAR_DECL instead of TYPE_READONLY on its type.
3631 2008-08-12 Ira Rosen <irar@il.ibm.com>
3633 * tree-vectorizer.c: Depend on langhooks.h.
3634 (supportable_widening_operation): Add two arguments. Support double
3636 (supportable_narrowing_operation): Likewise.
3637 * tree-vectorizer.h (supportable_widening_operation): Add two
3639 (supportable_narrowing_operation): Likewise.
3640 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
3641 supportable_widening_operation with correct arguments.
3642 * tree-vect-transform.c (vectorizable_conversion): Likewise.
3643 (vectorizable_type_demotion): Support double type conversions.
3644 (vectorizable_type_promotion): Likewise.
3645 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
3647 2008-08-11 Michael Matz <matz@suse.de>
3649 * i386/i386.c (override_options): Move initialisation from
3650 flag_schedule_insns_after_reload to here from ...
3651 (optimization_options): ... here.
3653 2008-08-11 Jakub Jelinek <jakub@redhat.com>
3655 PR rtl-optimization/36998
3656 * dwarf2out.c (compute_barrier_args_size_1,
3657 compute_barrier_args_size): Temporarily remove assertions.
3659 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3662 * tree-ssa.c (struct walk_data): Add new flag
3663 warn_possibly_uninitialized.
3664 (warn_uninitialized_var): Use it.
3665 (warn_uninitialized_vars): New.
3666 (execute_early_warn_uninitialized): Call it.
3667 (execute_late_warn_uninitialized): Likewise.
3669 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3672 * reload1.c (gen_reload): Guard calls to get_secondary_mem
3675 2008-08-09 Jan Hubicka <jh@suse.cz>
3678 * optabs.c (maybe_emit_unop_insn): Remove produced code if
3680 (expand_fix): Be prepared for expansion to fail.
3681 (expand_sfix_optab): Remove instructions if expansion failed.
3683 2008-08-09 Anatoly Sokolov <aesok@post.ru>
3685 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
3687 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
3688 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3690 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3692 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
3693 mips/t-libgcc-mips16 to tmake_file.
3694 * config/mips/mips-protos.h (mips_call_type): New enum.
3695 (mips_pic_base_register, mips_got_load): Declare.
3696 (mips_restore_gp): Take an rtx argument.
3697 (mips_use_pic_fn_addr_reg_p): Declare.
3698 (mips_expand_call): Replace the sibcall_p argument with
3699 a mips_call_type argument. Add a lazy_p parameter.
3700 (mips_split_call): Declare.
3701 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
3702 (MIPS16_PIC_TEMP): Likewise.
3703 (reg_class): Delete M16_NA_REGS.
3704 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
3705 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
3706 (mips_split_hi_p): Declare.
3707 * config/mips/mips.c (mips_split_hi_p): New array.
3708 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
3709 (mips_got_symbol_type_p): New function.
3710 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
3711 (mips16_stub_function_p): New function.
3712 (mips16_local_function_p): Likewise.
3713 (mips_use_pic_fn_addr_reg_p): Likewise.
3714 (mips_cannot_force_const_mem): Return false for HIGHs.
3715 Extend CONST_INT and symbolic handling to MIPS16, using
3716 mips_symbol_insns to check that the base symbol type is a
3717 legitimate constant. Reject GOT-based constants if
3718 TARGET_MIPS16_PCREL_LOADS.
3719 (mips_const_insns): Check targetm.cannot_force_const_mem when
3720 decomposing a symbolic base and a large offset.
3721 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
3722 When calling a function that needs $25 from MIPS16 code,
3723 move the target address into $25 separately and add a USE
3725 (mips16_gp_pseudo_reg): Insert the initializer immediately
3726 before the first real insn.
3727 (mips_pic_base_register, mips_got_load): New functions.
3728 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
3729 parameter to LOW_OUT. Say that it can be any valid SET_SRC
3730 when splitting a load-address operation. Split SYMBOL_GOT_DISP
3731 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
3732 (mips_call_tls_get_addr): Update the call to mips_expand_call,
3733 also passing NULL_RTX rather than const0_rtx as the aux argument.
3734 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
3735 instead of TARGET_EXPLICIT_RELOCS.
3736 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
3737 (mips_load_call_address): Replace the sibcall_p argument with
3738 a mips_call_type argument. Use mips_got_load.
3739 (mips16_local_alias): New structure.
3740 (mips16_local_aliases): New variable.
3741 (mips16_local_aliases_hash): New function.
3742 (mips16_local_aliases_eq): Likewise.
3743 (mips16_local_alias): Likewise.
3744 (mips16_stub_function): Likewise.
3745 (mips16_build_function_stub): Create a local alias for the target
3746 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
3747 .cpload directive and an R_MIPS_NONE relocation for the target
3748 function, then load the alias rather than the function itself.
3749 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
3750 (mips16_copy_fpr_return_value): Use mips16_stub_function and
3751 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
3752 (mips16_build_call_stub): Replace the FN parameter with an
3753 FN_PTR parameter. Force the address into a register if it
3754 isn't a call_insn_operand; don't rely on the caller to do this.
3755 If a call to a locally-defined and locally-binding MIPS16
3756 function must be made indirectly, redirect the call to the
3757 function's local alias. Use mips16_stub_function_p,
3758 mips16_stub_function, mips_expand_call and use_reg.
3759 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
3760 Use explicit %hi and %lo accesses where possible.
3761 Use MIPS_CALL to generate the correct code form of a
3762 jal instruction. Add clobbers of $18 instead of uses.
3763 Update the call to mips_emit_call_insn.
3764 (mips_expand_call): Replace the SIBCALL_P argument with a
3765 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
3766 Take a LAZY_P parameter. Call mips16_build_call_stub first,
3767 allowing it to modify the call address. Update the calls to
3768 mips_load_call_address and mips_emit_call_insn.
3769 (mips_split_call): New function.
3770 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
3771 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
3772 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
3773 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
3774 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
3776 (mips_cprestore_slot): New function.
3777 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
3778 and use mips_cprestore_slot.
3779 (mips_output_function_prologue): Handle TARGET_MIPS16 for
3781 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
3782 then use a copygp_mips16 instruction to set up $28.
3783 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
3784 (mips16_lay_out_constants): Call split_all_insns_noflow.
3785 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
3786 false if TARGET_MIPS16.
3787 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
3788 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
3789 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
3790 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
3791 MIPS16 code. Allow MIPS16 o32 PIC.
3792 (mips_override_options): Allow MIPS16 o32 PIC.
3793 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
3794 after reload if TARGET_USE_GOT.
3795 (UNSPEC_COPYGP): New constant.
3796 (length): Use a default length of 8 for MIPS16 GOT loads.
3797 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
3798 (*got_page<mode>): Check mips_split_hi_p.
3799 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
3800 (unspec_got<mode>, unspec_call<mode>): New expanders.
3801 (load_got<mode>, load_call<mode>): Remove the length attributes.
3802 Use a got attribute instead of a type attribute.
3803 (copygp_mips16): New insn.
3804 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
3805 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
3806 (sibcall, sibcall_value, call, call_value): Update the calls
3807 to mips_expand_call.
3808 (call_internal, call_value_internal): Use mips_split_call.
3809 (call_value_multiple_internal): Likewise.
3810 (call_split): Move after call_internal (the insn it is split from).
3811 (call_internal_direct, call_value_internal_direct): Turn into
3812 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
3813 (call_direct_split, call_value_direct_split): New patterns.
3814 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
3815 and use M16_REGS instead of M16_NA_REGS.
3816 * config/mips/predicates.md (const_call_insn_operand): Replace
3817 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
3818 mips_use_pic_fn_addr_reg_p check.
3819 (move_operand): Reject HIGHs if mips_split_hi_p.
3820 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
3821 (__mips16_floatunsisf): Inline __mips16_floatsisf.
3822 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
3823 * config/mips/libgcc-mips16.ver: New file.
3824 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
3825 $(srcdir)/config/mips/libgcc-mips16.ver.
3827 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3829 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
3830 (mips_unspec_address, mips_unspec_offset_high): Likewise.
3831 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
3832 (mips16_cfun_returns_in_fpr_p): Likewise.
3834 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3836 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
3837 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
3838 rather than 4 to PC.
3840 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3842 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
3843 (FUNCTION_PROFILER): Save the static chain pointer into $2
3844 beforehand and restore it aftewards.
3845 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
3846 address directly into $25 and call the function through $25;
3847 do not clobber $3. Pad the DImode version to cover the space
3848 left by the deleted $25 <- $3 move.
3849 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
3850 the removal of the $25 <- $3 move.
3851 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
3852 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
3854 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3855 Daniel Jacobowitz <dan@codesourcery.com>
3857 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
3858 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
3859 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
3860 * config/mips/mips.c (mips_start_function_definition): New function.
3861 (mips_end_function_definition): Likewise.
3862 (mips_output_function_prologue): Use mips_start_function_definition.
3863 (mips_output_function_epilogue): Use mips_end_function_definition.
3864 (build_mips16_function_stub): Use mips_start_function_definition
3865 and mips_end_function_definition.
3866 (build_mips16_call_stub): Likewise.
3868 2008-08-09 Richard Guenther <rguenther@suse.de>
3870 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
3871 * gimple.h (gimple_call_fn): Adjust comment.
3872 (gimple_call_set_fndecl): New function.
3873 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
3874 longer having bare FUNCTION_DECL operand.
3875 (gimple_call_return_type): Likewise.
3876 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
3878 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
3879 (gimple_mod_pow2): Likewise.
3880 (gimple_mod_subtract): Likewise.
3881 (gimple_ic): Likewise.
3882 (gimple_stringop_fixed_value): Likewise.
3883 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
3884 longer having bare FUNCTION_DECL operand.
3885 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
3886 * omp-low.c (optimize_omp_library_calls): Likewise.
3887 * cgraphunit.c (update_call_expr): Likewise.
3888 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
3889 (execute_convert_to_rsqrt): Likewise.
3890 * cfgexpand.c (gimple_to_tree): Simplify.
3891 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
3892 bare FUNCTION_DECL operand.
3893 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
3894 (convert_gimple_call): Use gimple_call_fndecl.
3895 * c-common.c (c_warn_unused_result): Likewise.
3897 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3900 * c-typeck.c (digest_init): Call verify_sequence_points from here.
3901 (c_finish_return): Likewise.
3902 (c_start_case): Likewise.
3903 * c-common.c (warn_for_collisions_1): Use explicit location in
3905 * c-parser.c (c_parser_condition): New. Call
3906 verify_sequence_points.
3907 (c_parser_paren_condition): Call c_parser_condition.
3908 (c_parser_for_statement): Call c_parser_condition.
3910 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3913 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
3914 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
3915 Moved from diagnostic.h
3916 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
3918 (emit_diagnostic): New.
3919 (warning0, pedwarn0): Delete.
3920 (warning, warning_at, pedwarn, permerror): Return bool.
3921 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
3922 Moved to diagnostic.c.
3923 (struct diagnostic_context): Use correct type for
3924 classify_diagnostic.
3925 (diagnostic_report_diagnostic): Update declaration.
3926 (emit_diagnostic): Declare.
3927 * errors.c (warning): Return bool.
3928 * errors.h (warning): Update declaration.
3929 * toplev.h (warning0, pedwarn0): Delete.
3930 (warning, warning_at, pedwarn, permerror): Return bool.
3931 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
3932 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
3933 inform. Update all calls.
3934 (diagnose_mismatched_decls): Check return value of warning/pedwarn
3935 before giving informative note.
3936 (implicit_decl_warning): Likewise.
3937 * c-typeck.c (build_function_call): Likewise.
3938 * tree-sssa.c (warn_uninit): Likewise.
3939 * builtins.c (gimplify_va_arg_expr): Likewise.
3941 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3944 * doc/invoke.texi (-Wextra): Move warning from here...
3945 (-Wuninitialized): ... to here.
3947 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3950 * flags.h (set_Wunused): Delete
3951 * toplev.c (process_options): Handle Wunused flags here.
3952 * opts.c (maybe_warn_unused_parameter): Delete.
3953 (common_handle_option): Replace set_Wunused by warn_unused.
3954 (set_Wextra): Do not handle Wunused-parameter here.
3955 (set_Wunused): Delete.
3956 * c-opts.c (c_common_handle_option): Replace set_Wunused by
3958 * common.opt (Wunused): Add Var and Init.
3959 (Wunused-function): Likewise.
3960 (Wunused-label): Likewise.
3961 (Wunused-parameter): Likewise.
3962 (Wunused-value): Likewise.
3963 (Wunused-variable): Likewise.
3965 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
3967 * doc/invoke.texi: Add cpu_type power7.
3968 * config.in (HAVE_AS_VSX): New.
3969 * config.gcc: Add cpu_type power7.
3970 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
3972 * configure: Regenerate.
3973 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
3975 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
3976 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
3977 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
3979 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
3981 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
3982 type to vectorize.builtin_conversion.
3983 (vectorizable_conversion): Likewise.
3984 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
3985 integral type as input.
3986 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
3988 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
3989 and ALTIVEC_BUILTIN_VCTSXS.
3990 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
3993 2008-08-08 Richard Guenther <rguenther@suse.de>
3995 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
3996 (surely_varying_stmt_p): Calls are varying only if they are
3997 non-builtin and not indirect or have no result.
3998 (ccp_fold): Re-instantiate code before the tuples merge.
4000 2008-08-08 Richard Guenther <rguenther@suse.de>
4002 PR tree-optimization/37056
4003 * gimple.h (gimple_assign_rhs_class): New helper function.
4004 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
4005 unary operations properly.
4007 2008-08-07 Jan Hubicka <jh@suse.cz>
4009 * i386.h (ix86_size_cost): Declare.
4010 (ix86_cur_cost): New function macro.
4011 * i386.md (peepholes expanding size and splitters): Predicate by
4012 optimize_insn_for_speed_p.
4013 (peepholes reduce size and splitters): Predicate by
4014 optimize_insn_for_size_p.
4015 * i386.c (ix86_size_cost): Rename from ...
4016 (size_cost): This one.
4017 (override_options): Update.
4018 (decide_alg): Likewise.
4019 (ix86_expand_clear): Use RTL profile.
4020 (ix86_pad_returns): Use RTL profile.
4022 2008-08-07 Jan Hubicka <jh@suse.cz>
4024 * recog.c (split_all_insns): Set RTL profile
4025 (peephole2_optimize): Likewise.
4026 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4027 * combine.c (combine_instructions): Likewise.
4029 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4031 * c-common.c (c_common_reswords): Also warn about keyword "bool".
4033 2008-08-07 Bob Wilson <bob.wilson@acm.org>
4035 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
4036 value in a6 after the set_frame_ptr insn.
4038 2008-08-07 Richard Henderson <rth@redhat.com>
4041 * gcc.c (cpp_options): Pass along -g*.
4043 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4045 * config/arm/arm.c (output_move_neon): Update comment describing
4046 big-endian vector layout.
4047 (arm_assemble_integer): Do not handle big-endian NEON vectors
4049 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
4050 neon_vget_lane<mode>_sext_internal,
4051 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
4052 element indices for big-endian.
4054 2008-08-07 Richard Henderson <rth@redhat.com>
4056 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
4057 * configure, config.in: Rebuild.
4058 * debug.h (dwarf2out_do_cfi_asm): Declare.
4059 * c-cppbuiltin.c (c_cpp_builtins): Use it.
4060 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
4061 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
4062 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
4064 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4066 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4067 movv2si_internal): Combine into mov<mode>_internal.
4068 (movv2si_internal_2): Remove.
4070 2008-08-07 Jan Hubicka <jh@suse.cz>
4073 * i386.md (single stringop patterns): Enable unconditionally.
4075 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
4078 * config/i386/emmintrin.h (_mm_move_epi64): Use
4079 __builtin_ia32_movq128.
4081 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
4082 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
4084 * config/i386/sse.md (sse2_movq128): New.
4086 * doc/extend.texi: Document __builtin_ia32_movq128.
4088 2008-08-07 Richard Guenther <rguenther@suse.de>
4091 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
4092 pointers can access anything.
4094 2008-08-06 Jan Hubicka <jh@suse.cz>
4096 * optabs.c (emit_unop_insn): Break out to ...
4097 (maybe_emit_unop_insn): ... this one.
4098 (expand_sfix_optab): Use maybe variant.
4099 * optabs.h (maybe_emit_unop_insn): Declare.
4101 * i386.md (mov0 patterns): Enable by default.
4102 (FP conversion expanders): Disable expansion of code expanding
4103 sequences when instruction should be optimized for size.
4104 (single strinop patterns): Enable when optimizing for size.
4105 (string expanders): Disable expanding of code expanding sequences
4106 when optimizning instruction for size.
4107 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
4109 (ix86_fp_comparison_sahf_cost): Likewise.
4110 (ix86_expand_branch): Likewise.
4111 (ix86_expand_ashl_const): Likewise.
4112 (ix86_split_ashl): Likewise.
4113 (ix86_expand_strlen): Likewise.
4114 (ix86_emit_fp_unordered_jump): Likewie.
4116 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4118 * c-common.c: Fix typo.
4119 (c_common_reswords): Activate more C++ keyword warnings.
4121 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
4123 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4126 * diagnostic.c (permerror_at): New.
4127 * toplev.h (permerror_at): Declare.
4129 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
4130 Ira Rosen <irar@il.ibm.com>
4132 * tree-vect-transform.c (vect_model_simple_cost): Return
4133 immediately if stmt is pure SLP.
4134 (vect_model_store_cost): Ditto.
4135 (vect_model_load_cost): Ditto.
4136 (vectorizable_store): Remove PURE_SLP check before call
4137 to vect_model_store_cost.
4138 (vect_model_store_cost): When checking whether stmt describe
4139 strided access, add a check that it is not slp_node.
4141 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4144 * c-common.c (warn_for_sign_compare): New. Handle separately the
4145 case that 'constant' is zero.
4146 * c-typeck.c (build_binary_op): Move code to c-common.c
4148 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4150 * config/alpha/alpha.c (alpha_preferred_reload_class,
4151 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
4152 alpha_output_mi_thunk_osf): Avoid C++ keywords.
4153 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
4154 * config/arm/arm.md: Likewise.
4155 * config/avr/avr-protos.h (preferred_reload_class,
4156 test_hard_reg_class, avr_simplify_comparison_p,
4157 out_shift_with_cnt, class_max_nregs): Likewise.
4158 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
4159 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
4160 preferred_reload_class, test_hard_reg_class): Likewise.
4161 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
4162 bfin_memory_move_cost, bfin_secondary_reload,
4163 bfin_output_mi_thunk): Likewise.
4164 * config/crx/crx.c (crx_secondary_reload_class,
4165 crx_memory_move_cost): Likewise.
4166 * config/frv/frv-protos.h (frv_secondary_reload_class,
4167 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
4168 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
4169 frv_secondary_reload_class, frv_class_likely_spilled_p,
4170 frv_class_max_nregs): Likewise.
4171 * config/h8300/h8300.c (h8300_classify_operand,
4172 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
4174 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
4175 * config/ia64/ia64.c (ia64_preferred_reload_class,
4176 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
4177 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
4178 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
4180 * config/m68hc11/m68hc11.c (preferred_reload_class,
4181 m68hc11_memory_move_cost): Likewise.
4182 * config/mcore/mcore.c (mcore_secondary_reload_class,
4183 mcore_reload_class): Likewise.
4184 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
4185 mips_class_max_nregs, mips_cannot_change_mode_class,
4186 mips_preferred_reload_class, mips_secondary_reload_class,
4187 mips_output_mi_thunk): Likewise.
4188 * config/mmix/mmix.c (mmix_preferred_reload_class,
4189 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
4191 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4193 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
4194 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
4195 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4196 * config/rs6000/rs6000.c (paired_expand_vector_init,
4197 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
4198 compare_section_name, rs6000_memory_move_cost): Likewise.
4199 * config/s390/s390.c (s390_emit_compare_and_swap,
4200 s390_preferred_reload_class, s390_secondary_reload,
4201 legitimize_pic_address, legitimize_tls_address,
4202 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
4203 s390_class_max_nregs): Likewise.
4204 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4205 * config/s390/s390.md: Likewise.
4206 * config/score/score-protos.h (score_secondary_reload_class,
4207 score_preferred_reload_class): Likewise.
4208 * config/score/score.c (score_preferred_reload_class,
4209 score_secondary_reload_class): Likewise.
4210 * config/score/score3.c (score3_output_mi_thunk,
4211 score3_preferred_reload_class, score3_secondary_reload_class,
4212 score3_hard_regno_mode_ok): Likewise.
4213 * config/score/score3.h (score3_preferred_reload_class,
4214 score3_secondary_reload_class): Likewise.
4215 * config/score/score7.c (score7_output_mi_thunk,
4216 score7_preferred_reload_class, score7_secondary_reload_class,
4217 score7_hard_regno_mode_ok): Likewise.
4218 * config/score/score7.h (score7_preferred_reload_class,
4219 score7_secondary_reload_class): Likewise.
4220 * config/sh/sh.c (prepare_move_operands, output_far_jump,
4221 output_branchy_insn, add_constant, gen_block_redirect,
4222 sh_insn_length_adjustment, sh_cannot_change_mode_class,
4223 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
4225 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4226 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
4227 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
4228 xstormy16_preferred_reload_class): Likewise.
4229 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
4230 xtensa_expand_atomic, override_options,
4231 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
4233 * reorg.c (try_merge_delay_insns): Likewise.
4234 * tree.c (merge_dllimport_decl_attributes): Likewise.
4236 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
4238 2008-08-06 Michael Matz <matz@suse.de>
4240 * Makefile.in (write_entries_to_file): Quote words.
4241 * gengtype.c: (read_input_line): Skip over leading white-space.
4243 2008-08-06 Marc Gauthier <marc@tensilica.com>
4245 * config.gcc: Match more processor names for Xtensa.
4246 * configure.ac: Likewise.
4247 * doc/install.texi (Specific): Likewise.
4248 * configure: Regenerate.
4250 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4252 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
4253 * calls.c (avoid_likely_spilled_reg): Likewise.
4254 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
4255 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
4256 * config/i386/i386.c (ix86_expand_special_args_builtin,
4257 ix86_secondary_reload): Likewise.
4258 * except.c (struct eh_region, gen_eh_region_catch,
4259 remove_unreachable_regions, duplicate_eh_regions,
4260 assign_filter_values, build_post_landing_pads,
4261 sjlj_find_directly_reachable_regions, remove_eh_handler,
4262 reachable_next_level, foreach_reachable_handler,
4263 can_throw_internal_1, can_throw_external_1,
4264 collect_one_action_chain): Likewise.
4265 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
4266 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
4267 * function.c (update_temp_slot_address, instantiate_new_reg,
4268 instantiate_virtual_regs_in_rtx,
4269 instantiate_virtual_regs_in_insn): Likewise.
4270 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
4271 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
4272 gimplify_cleanup_point_expr): Likewise.
4273 * ipa-cp.c (ipcp_lattice_changed): Likewise.
4274 * passes.c (next_pass_1): Likewise.
4275 * print-tree.c (print_node_brief, print_node): Likewise.
4276 * profile.c (branch_prob): Likewise.
4277 * tree-dump.c (dump_register): Likewise.
4278 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
4280 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
4281 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
4282 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
4283 copy_arguments_for_versioning, copy_static_chain): Likewise.
4284 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
4285 add_new_name_mapping, register_new_name_mapping): Likewise.
4286 * tree-mudflap.c (mf_xform_derefs): Likewise.
4287 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
4288 get_init_expr, combine_chains): Likewise.
4289 * tree-pretty-print.c (dump_generic_node): Likewise.
4290 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
4291 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
4292 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
4293 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
4295 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4298 * calls.c (expand_call): Use the biggest preferred stack
4301 2008-08-06 Michael Matz <matz@suse.de>
4304 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
4305 for reused reload, instead of overwriting them.
4307 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4310 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
4311 for incoming stack boundary.
4313 * function.c (assign_parm_find_entry_rtl): Update
4314 parm_stack_boundary.
4316 * function.h (rtl_data): Add parm_stack_boundary.
4318 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
4319 parm_stack_boundary for incoming stack boundary.
4321 2008-08-06 Joseph Myers <joseph@codesourcery.com>
4323 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
4324 for unrepresentable subregs or treat them as equal to other regs
4325 or subregs with the same register number.
4327 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
4330 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
4333 2008-08-06 Jan Hubicka <jh@suse.cz>
4335 * predict.c (maybe_hot_frequency_p): When profile is absent, all
4336 frequencies might be hot.
4338 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
4340 * reload.c (find_reloads): Force constants into literal pool
4341 also if they are wrapped in a SUBREG.
4343 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4346 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
4347 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
4348 Don't allow predicated instructions for data speculation.
4349 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
4352 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4354 * haifa-sched.c (extend_global): Split to extend_global_data and
4355 extend_region_data. Update all uses.
4356 (extend_all): Rename to extend_block_data.
4358 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4360 * sched-rgn.c (new_ready): Check if instruction can be
4361 speculatively scheduled before attempting speculation.
4362 (debug_rgn_dependencies): Remove wrongful assert.
4364 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4366 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
4368 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4370 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
4371 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
4372 va_size, and type_size.
4374 2008-08-04 Jason Merrill <jason@redhat.com>
4377 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
4378 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
4380 2008-08-05 Richard Henderson <rth@redhat.com>
4382 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
4383 * configure: Rebuild.
4385 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4388 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
4389 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
4392 2008-08-05 Richard Henderson <rth@redhat.com>
4394 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
4395 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
4396 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
4397 * common.opt (fdwarf2-cfi-asm): New.
4398 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
4399 * config.in, configure: Rebuild.
4400 * dwarf2asm.c (dw2_asm_output_data_raw): New.
4401 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
4402 (dw2_force_const_mem): Externalize.
4403 * dwarf2asm.h: Update.
4404 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
4405 generate a real label.
4406 (output_cfi_directive): New.
4407 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
4408 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
4409 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
4411 (dwarf2out_end_epilogue): Emit .cfi_endproc.
4412 (output_loc_operands_raw, output_loc_sequence_raw): New.
4413 (output_cfa_loc_raw): New.
4415 2008-08-05 Paul Brook <paul@codesourcery.com>
4417 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
4418 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
4419 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
4420 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
4421 * config/arm/arm.h (TARGET_VFPD32): Define.
4422 (TARGET_VFP3): Use TARGET_VFPD32.
4423 (fputype): Add FPUTYPE_VFP3D16.
4424 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
4425 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
4426 * config/arm/arm-cores.def: Add cortex-r4f.
4427 * config/arm/arm-tune.md: Regenerate.
4429 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4431 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
4432 Reword some comments throughout the file.
4434 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
4435 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
4436 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
4437 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
4439 (MFC_START_ENABLE): Remove PPU-only define.
4440 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
4441 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
4443 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
4444 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
4445 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
4446 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
4447 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
4448 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
4449 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
4451 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
4452 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
4453 (mfc_sdcrt, mfc_sdcrtst): Likewise.
4454 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
4456 (spu_read_machine_status): Fix typo.
4458 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4460 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
4461 SUBREG of multi-word hard register.
4462 * config/spu/spu.c (valid_subreg): Likewise.
4463 (adjust_operand): Handle SUBREGs of multi-word hard registers.
4465 2008-08-04 Richard Guenther <rguenther@suse.de>
4467 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
4468 the candidate with the stripped base if that base is different
4469 from the original base even for offset zero.
4471 2008-08-04 Richard Guenther <rguenther@suse.de>
4474 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
4475 check for no_overflow.
4477 2008-08-04 Richard Guenther <rguenther@suse.de>
4479 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
4481 2008-08-04 Paul Brook <paul@codesourcery.com>
4483 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
4484 (arm_order_regs_for_local_alloc): New function.
4485 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
4487 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
4489 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4492 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
4493 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
4494 (ix86_expand_epilogue): Likewise.
4496 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4498 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
4501 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
4503 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
4504 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
4505 (*movv2sf_internal_rex64): Ditto.
4507 2008-08-03 Jan Hubicka <jh@suse.cz>
4509 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
4510 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
4511 * expmed.c (expand_smod_pow2): Likewise.
4513 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
4516 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
4517 alternative 0 of operand 1.
4518 (*vec_concatv2di_rex64_sse): Ditto.
4519 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
4521 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
4522 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
4523 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
4524 (*movv2sf_internal_rex64): Ditto.
4526 2008-08-02 Richard Guenther <rguenther@suse.de>
4529 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
4530 (ssedoublesizemode): New mode attribute.
4531 (sse_shufps): Call gen_sse_shufps_v4sf.
4532 (sse_shufps_1): Macroize.
4533 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
4534 (sse2_shufpd_1): Macroize.
4535 (vec_extract_odd, vec_extract_even): New expanders.
4536 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
4537 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
4538 * i386.c (ix86_expand_vector_init_one_nonzero): Call
4539 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
4540 (ix86_expand_vector_set): Likewise.
4541 (ix86_expand_reduc_v4sf): Likewise.
4543 2008-08-01 Doug Kwan <dougkwan@google.com>
4545 * matrix-reorg.c: Re-enable all code.
4546 (struct malloc_call_data): Change CALL_STMT to gimple type.
4547 (collect_data_for_malloc_call): Tuplify.
4548 (struct access_site_info): Change STMT to gimple type.
4549 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
4550 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
4551 (struct free_info): Change STMT to gimple type.
4552 (struct matrix_access_phi_node): Change PHI to gimple type.
4553 (get_inner_of_cast_expr): Remove.
4554 (may_flatten_matrices_1): Tuplify.
4555 (may_flatten_matrices): Ditto.
4556 (mark_min_matrix_escape_level): Ditto.
4557 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
4558 (ssa_accessed_in_call_rhs): New
4559 (ssa_accessed_in_assign_rhs): New
4560 (record_access_alloc_site_info): Tuplify.
4561 (add_allocation_site): Ditto.
4562 (analyze_matrix_allocation_site): Ditto.
4563 (analyze_transpose): Ditto.
4564 (get_index_from_offset): Ditto.
4565 (update_type_size): Ditto.
4566 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
4567 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
4568 (analyze_accesses_for_phi_node): Tuplify.
4569 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
4570 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
4571 (analyze_matrix_accesses): Tuplify.
4572 (check_var_data): New call-back type for check_var_notmodified_p.
4573 (check_var_notmodified_p): Tuplify and use call-back struct to
4574 return statement found.
4575 (can_calculate_expr_before_stmt): Factor out statement related code
4577 (can_calculate_stmt_before_stmt): New.
4578 (check_allocation_function): Tuplify.
4579 (find_sites_in_func): Ditto.
4580 (record_all_accesses_in_func): Ditto.
4581 (transform_access_sites): Ditto.
4582 (transform_allocation_sites): Ditto.
4583 (matrix_reorg): Re-enable.
4584 (gate_matrix_reorg): Re-enable.
4586 2008-08-01 Jakub Jelinek <jakub@redhat.com>
4588 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
4589 for labels for which it hasn't been set yet. If it has been set,
4590 stop walking insns and continue with next worklist item.
4591 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
4592 if the only BARRIER is at the very end of a function.
4594 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
4596 * cfgexpand.c (expand_stack_alignment): Assert that
4597 stack_realign_drap and drap_rtx must match.
4599 * function.c (instantiate_new_reg): If DRAP is used to realign
4600 stack, replace virtual_incoming_args_rtx with internal arg
4603 2008-08-01 Richard Guenther <rguenther@suse.de>
4605 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
4606 loop information only if we initialized it.
4607 (execute_pre): Call fini_pre with in_fre.
4608 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
4609 if we do not unroll because we hit max-completely-peeled-insns.
4610 Use our estimation for consistency, do allow shrinking.
4612 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
4614 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
4615 with MIN_STACK_BOUNDARY.
4616 (ix86_update_stack_boundary): Likewise.
4617 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
4620 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
4621 (MIN_STACK_BOUNDARY): This.
4623 2008-08-01 Richard Guenther <rguenther@suse.de>
4626 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
4628 2008-08-01 Richard Guenther <rguenther@suse.de>
4630 PR tree-optimization/36988
4631 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
4632 do not matter if that doesn't change volatile qualification.
4634 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
4636 * configure.ac: Do not generate libada-mk. Do not subst
4638 * libada-mk.in: Remove.
4639 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
4640 * configure: Regenerate.
4642 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
4644 * tree-pass.h: Added comment about not dumping passes with name
4645 starting with star in struct opt_pass.
4646 * passes.c (register_dump_files_1): Don't do dump for a pass with
4647 name starting with star.
4648 * doc/passes.texi (Pass manager): Mention pass names and special
4649 meaning of star prefix to avoid dump.
4651 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
4653 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
4655 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
4656 (ISA_MIPS64R2): New macro.
4657 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
4658 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
4659 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
4660 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
4661 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
4662 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
4663 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
4664 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
4665 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
4666 Move up to keep list alphabetically sorted.
4667 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
4668 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
4670 * doc/invoke.texi (MIPS Options): Add -mips64r2.
4671 (-march=@var{arch}): Add mips64r2.
4673 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4675 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
4677 2008-07-31 Steve Ellcey <sje@cup.hp.com>
4679 * expr.c (expand_assignment): Check for complete type.
4681 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4684 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
4686 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
4687 for stack alignment.
4689 * function.h (rtl_data): Add stack_realign_tried. Update comments.
4691 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
4693 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
4694 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
4696 2008-07-31 Jakub Jelinek <jakub@redhat.com>
4698 PR rtl-optimization/36419
4699 * dwarf2out.c (barrier_args_size): New variable.
4700 (compute_barrier_args_size, compute_barrier_args_size_1): New
4702 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
4703 if not called yet in the current function, use barrier_args_size
4704 array to find the new args_size value.
4705 (dwarf2out_frame_debug): Free and clear barrier_args_size.
4707 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4710 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
4713 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4716 * dwarf2out.c (dwarf2out_args_size_adjust): New.
4717 (dwarf2out_stack_adjust): Use it.
4718 (dwarf2out_frame_debug_expr): Likewise.
4720 2008-07-31 Richard Guenther <rguenther@suse.de>
4722 PR tree-optimization/36978
4723 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
4724 the generated condition.
4726 2008-07-31 Richard Guenther <rguenther@suse.de>
4728 * passes.c (init_optimization_passes): Always call
4729 pass_early_warn_uninitialized.
4730 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
4731 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
4732 * doc/passes.texi (Warn for uninitialized variables): Adjust.
4734 2008-07-31 Jakub Jelinek <jakub@redhat.com>
4737 * builtins.c (maybe_emit_free_warning): New function.
4738 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
4739 maybe_emit_free_warning for BUILT_IN_FREE.
4742 * dwarf2out.c (get_context_die): New function.
4743 (force_decl_die, force_type_die): Use it.
4744 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
4745 returns NULL, force generation of DW_TAG_typedef and put that into
4748 PR preprocessor/36649
4749 * c-pch.c (c_common_read_pch): Save and restore
4750 line_table->trace_includes across PCH restore.
4752 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
4755 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
4757 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
4760 * final.c (call_from_call_insn): Handle COND_EXEC.
4762 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
4764 * builtins.c (std_gimplify_va_arg_expr): Replace
4765 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
4766 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
4768 2008-07-30 Joey Ye <joey.ye@intel.com>
4769 H.J. Lu <hongjiu.lu@intel.com>
4771 * builtins.c (expand_builtin_setjmp_receiver): Replace
4772 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
4773 (expand_builtin_apply_args_1): Likewise.
4774 (expand_builtin_longjmp): Need DRAP for stack alignment.
4775 (expand_builtin_apply): Likewise.
4777 * caller-save.c (setup_save_areas): Call assign_stack_local_1
4778 instead of assign_stack_local to allow alignment reduction.
4780 * calls.c (emit_call_1): Need DRAP for stack alignment if
4782 (expand_call): Replace virtual_incoming_args_rtx with
4783 crtl->args.internal_arg_pointer.
4784 * stmt.c (expand_nl_goto_receiver): Likewise.
4786 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
4787 alignment and store to stack_alignment_estimated and
4788 max_used_stack_slot_alignment.
4789 (expand_one_var): Likewise.
4790 (expand_stack_alignment): New function.
4791 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
4792 and stack_alignment_estimated fields in rtl_data. Call
4793 expand_stack_alignment at end.
4795 * defaults.h (INCOMING_STACK_BOUNDARY): New.
4796 (MAX_STACK_ALIGNMENT): Likewise.
4797 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
4798 (SUPPORTS_STACK_ALIGNMENT): Likewise.
4800 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
4801 stack alignment when generating virtual registers.
4803 * function.c (assign_stack_local): Renamed to ...
4804 (assign_stack_local_1): This. Add a parameter to indicate
4805 if it is OK to reduce alignment.
4806 (assign_stack_local): Use it.
4807 (instantiate_new_reg): Instantiate virtual incoming args rtx
4808 to vDRAP if stack realignment and DRAP is needed.
4809 (assign_parms): Collect parameter/return type alignment and
4810 contribute to stack_alignment_estimated.
4811 (locate_and_pad_parm): Likewise.
4812 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
4813 with crtl->args.internal_arg_pointer.
4815 * function.h (rtl_data): Add new field drap_reg,
4816 max_used_stack_slot_alignment, stack_alignment_estimated,
4817 stack_realign_needed, need_drap, stack_realign_processed and
4818 stack_realign_finalized.
4819 (stack_realign_fp): New macro.
4820 (stack_realign_drap): Likewise.
4822 * global.c (compute_regsets): Frame pointer is needed when
4823 stack is realigned. Can eliminate frame pointer when stack is
4824 realigned and dynamic realigned argument pointer isn't used.
4826 * reload1.c (update_eliminables): Frame pointer is needed
4827 when stack is realigned.
4828 (init_elim_table): Can eliminate frame pointer when stack is
4829 realigned and dynamic realigned argument pointer isn't used.
4831 * rtl.h (assign_stack_local_1): Declare new funtion.
4833 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
4834 (TARGET_GET_DRAP_RTX): Likewise.
4835 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
4836 TARGET_GET_DRAP_RTX.
4838 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
4840 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
4841 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
4843 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
4844 H.J. Lu <hongjiu.lu@intel.com>
4846 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
4847 vdrap_reg, stack_realign and drap_reg_saved.
4848 (add_cfi): Don't allow redefining CFA when DRAP is used.
4849 (reg_save): Handle stack alignment.
4850 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
4851 alignment. Don't generate DWARF information for (set fp sp)
4853 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
4855 (int_loc_descriptor): Move prototype forward. Also define if
4856 DWARF2_UNWIND_INFO is true.
4857 (output_cfa_loc): Handle DW_CFA_expression.
4858 (build_cfa_aligned_loc): New.
4859 (based_loc_descr): Update assert for stack realign. For local
4860 variables, use sp+offset when stack is aligned without drap and
4861 fp+offset when stack is aligned with drap. For arguments, use
4862 cfa+offset when drap is used to align stack.
4864 2008-07-30 Joey Ye <joey.ye@intel.com>
4865 H.J. Lu <hongjiu.lu@intel.com>
4867 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
4869 (ix86_gen_andsp): New.
4870 (ix86_user_incoming_stack_boundary): Likewise.
4871 (ix86_default_incoming_stack_boundary): Likewise.
4872 (ix86_incoming_stack_boundary): Likewise.
4873 (ix86_can_eliminate): Likewise.
4874 (find_drap_reg): Likewise.
4875 (ix86_update_stack_boundary): Likewise.
4876 (ix86_get_drap_rtx): Likewise.
4877 (ix86_finalize_stack_realign_flags): Likewise.
4878 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
4879 (TARGET_GET_DRAP_RTX): Likewise.
4880 (override_options): Overide option value for new options.
4881 (ix86_function_ok_for_sibcall): Remove check for
4882 force_align_arg_pointer.
4883 (ix86_handle_cconv_attribute): Likewise.
4884 (ix86_function_regparm): Likewise.
4885 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
4886 (ix86_va_start): Replace virtual_incoming_args_rtx with
4887 crtl->args.internal_arg_pointer.
4888 (ix86_select_alt_pic_regnum): Check DRAP register.
4889 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
4890 (ix86_compute_frame_layout): Compute frame layout wrt stack
4892 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
4893 (ix86_expand_prologue): Decide if stack realignment is needed
4894 and generate prologue code accordingly.
4895 (ix86_expand_epilogue): Generate epilogue code wrt stack
4896 realignment is really needed or not.
4898 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
4899 (ABI_STACK_BOUNDARY): Likewise.
4900 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
4901 (STACK_REALIGN_DEFAULT): Likewise.
4902 (INCOMING_STACK_BOUNDARY): Likewise.
4903 (MAX_STACK_ALIGNMENT): Likewise.
4904 (ix86_incoming_stack_boundary): Likewise.
4905 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
4906 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
4907 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
4908 (machine_function): Remove force_align_arg_pointer.
4910 * config/i386/i386.md (BX_REG): New.
4911 (R13_REG): Likewise.
4913 * config/i386/i386.opt (mforce_drap): New.
4914 (mincoming-stack-boundary): Likewise.
4915 (mstackrealign): Add Init(-1).
4917 * config/i386/i386-protos.h (ix86_can_eliminate): New
4919 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
4921 * doc/extend.texi: Update force_align_arg_pointer.
4923 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
4926 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
4927 (INCOMING_STACK_BOUNDARY): Likewise.
4928 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
4929 (TARGET_GET_DRAP_RTX): Likewise.
4931 2008-07-30 Andreas Schwab <schwab@suse.de>
4933 PR rtl-optimization/36929
4934 * dse.c (replace_inc_dec): Use emit_insn_before instead of
4935 add_insn_before and fix argument order.
4936 (replace_inc_dec_mem): Handle NULL rtx.
4938 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
4940 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
4942 (arm_compute_initial_elimination_offset): Use it.
4943 (arm_compute_save_reg_mask): Include static chain save slot when
4944 calculating alignment.
4945 (arm_get_frame_offsets): Ditto.
4946 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
4947 that we can use to decrement the stack when the stack decrement
4948 could be too big for an immediate value in a single insn.
4949 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
4951 2008-07-30 Richard Guenther <rguenther@suse.de>
4953 PR tree-optimization/36967
4954 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
4955 Release defs of statements we remove.
4957 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
4959 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
4960 instead of NULL_RTVEC.
4962 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
4966 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
4969 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
4971 * final.c (call_from_call_insn): New.
4972 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
4974 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
4976 * configure.ac: Substitute ADA_CFLAGS.
4977 * configure: Regenerate.
4978 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
4979 * Makefile.in: Remove mention of X_* variables.
4980 * config/pa/x-ada-hpux10: Remove.
4981 * config/pa/x-ada: Remove.
4983 * doc/fragments.texi: Update.
4985 2008-07-30 Olivier Hainque <hainque@adacore.com>
4987 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
4988 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
4989 __dso_handle explicitly here.
4991 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4994 * c-typeck.c (build_binary_op): Encapsulate code into...
4995 * c-common.c (shorten_binary_op): ...this new function.
4996 (conversion_warning): Use the new function. Handle non-negative
4997 constant in bitwise-and.
4998 * c-common.h (shorten_binary_op): Declare.
5000 2008-07-30 Olivier Hainque <hainque@adacore.com>
5002 * scan.c (make_sstring_space): Add explicit conversions of
5003 allocator's return value.
5004 * fix-header.c (recognized_function): Likewise.
5006 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5008 * doc/cpp.texi: Update to GFDL 1.2.
5009 * doc/gcc.texi: Do not list GPL as Invariant Section.
5010 * doc/gccint.texi: Likewise. Update copyright years.
5011 * doc/install.texi: Update copyright years.
5013 2008-07-30 Alan Modra <amodra@bigpond.net.au>
5016 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
5017 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
5019 2008-07-29 Jan Hubicka <jh@suse.cz>
5021 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
5022 (grokdeclarator): Likewise.
5023 * langhooks.c (lhd_warn_unused_global_decl): Use
5024 DECL_DECLARED_INLINE_P.
5025 * print-tree.c (print_node): Remove DECL_INLINE check.
5027 2008-07-29 Richard Guenther <rguenther@suse.de>
5029 PR tree-optimization/36945
5030 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
5031 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
5032 Record invariant addresses un-decomposed.
5033 (copy_reference_ops_from_call): Record reference call
5034 arguments properly. Simplify.
5035 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
5036 helper split out from ...
5037 (create_component_ref_by_pieces): ... here. Simplify.
5038 Prepare for recursive invocation for call arguments.
5039 (create_expression_by_pieces): Adjust call to
5040 create_component_ref_by_pieces.
5041 (compute_avail): Process operand 2 of reference ops.
5043 2008-07-29 Richard Guenther <rguenther@suse.de>
5045 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
5047 2008-07-29 Jakub Jelinek <jakub@redhat.com>
5049 * c-format.c (check_format_types): Revert unwanted checkin.
5051 2008-07-29 Jan Hubicka <jh@suse.cz>
5053 * flags.h (flag_really_no_inline): Remove.
5054 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
5055 * toplev.c (flag_really_no_inline): Remove.
5056 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
5057 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
5058 (cgraph_decide_inlining_incrementally): Likewise.
5059 (compute_inline_parameters): Likewise.
5060 * opts.c (decode_options): Simplify.
5061 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
5062 * common.opt (finline): Initialize to 1.
5063 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
5065 2008-07-29 Jan Hubicka <jh@suse.cz>
5067 * predict.c (always_optimize_for_size_p): New function.
5068 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5069 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5070 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
5072 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
5073 * function.c (prepare_function_start): Set default profile.
5074 * function.h (rtl_data): Add maybe_hot_insn_p.
5075 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
5076 (construct_exit_block): Likewise.
5077 (tree_expand_cfg): Likewise.
5079 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5080 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5081 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5082 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
5085 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5088 * c-decl.c (merge_decls): Merge USED flags.
5090 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
5092 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
5093 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
5094 next_stack, lab_false and lab_over trees.
5096 2008-07-28 Richard Guenther <rguenther@suse.de>
5098 PR tree-optimization/36957
5099 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
5100 (useless_type_conversion_p): Remove.
5101 (types_compatible_p): Remove.
5102 * gimple.h (tree_ssa_useless_type_conversion): Declare.
5103 (useless_type_conversion_p): Declare.
5104 (types_compatible_p): Declare.
5105 (gimple_expr_type): Return the base type only if it is
5106 trivially convertible to the subtype.
5108 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
5110 * configure.ac: Use the m4_do macro to concatenate the warnings into
5111 one string in ACX_PROG_CC_WARNING_OPTS,
5112 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
5113 * configure: Regenerate.
5115 2008-07-28 Richard Guenther <rguenther@suse.de>
5117 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
5118 (insert_fake_stores): Remove.
5119 (realify_fake_stores): Likewise.
5120 (execute_pre): Remove dead code.
5121 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
5122 (find_func_aliases): Deal with it here instead.
5123 Re-enable gcc_unreachable call.
5125 2008-07-28 Richard Guenther <rguenther@suse.de>
5127 Merge from gimple-tuples-branch.
5129 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
5130 * gimple.def: New file.
5131 * gsstruct.def: Likewise.
5132 * gimple-iterator.c: Likewise.
5133 * gimple-pretty-print.c: Likewise.
5134 * tree-gimple.c: Removed. Merged into ...
5135 * gimple.c: ... here. New file.
5136 * tree-gimple.h: Removed. Merged into ...
5137 * gimple.h: ... here. New file.
5139 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
5140 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
5141 --enable-checking=gimple flag.
5142 * config.in: Likewise.
5143 * configure: Regenerated.
5145 * tree-ssa-operands.h: Tuplified.
5146 * tree-vrp.c: Likewise.
5147 * tree-loop-linear.c: Likewise.
5148 * tree-into-ssa.c: Likewise.
5149 * tree-ssa-loop-im.c: Likewise.
5150 * tree-dump.c: Likewise.
5151 * tree-complex.c: Likewise.
5152 * cgraphbuild.c: Likewise.
5153 * tree-ssa-threadupdate.c: Likewise.
5154 * tree-ssa-loop-niter.c: Likewise.
5155 * tree-pretty-print.c: Likewise.
5156 * tracer.c: Likewise.
5157 * gengtype.c: Likewise.
5158 * tree-loop-distribution.c: Likewise.
5159 * tree-ssa-loop-unswitch.c: Likewise.
5160 * cgraph.c: Likewise.
5161 * cgraph.h: Likewise.
5162 * tree-ssa-loop-manip.c: Likewise.
5163 * value-prof.c: Likewise.
5164 * tree-ssa-loop-ch.c: Likewise.
5165 * tree-tailcall.c: Likewise.
5166 * value-prof.h: Likewise.
5169 * tree-pass.h: Likewise.
5170 * ipa-cp.c: Likewise.
5171 * tree-scalar-evolution.c: Likewise.
5172 * tree-scalar-evolution.h: Likewise.
5173 * target.h: Likewise.
5174 * lambda-mat.c: Likewise.
5175 * tree-phinodes.c: Likewise.
5176 * diagnostic.h: Likewise.
5177 * builtins.c: Likewise.
5178 * tree-ssa-alias-warnings.c: Likewise.
5179 * cfghooks.c: Likewise.
5180 * fold-const.c: Likewise.
5181 * cfghooks.h: Likewise.
5182 * omp-low.c: Likewise.
5183 * tree-ssa-dse.c: Likewise.
5184 * ipa-reference.c: Likewise.
5185 * tree-ssa-uncprop.c: Likewise.
5186 * toplev.c: Likewise.
5187 * tree-gimple.c: Likewise.
5188 * tree-gimple.h: Likewise.
5189 * tree-chrec.c: Likewise.
5190 * tree-chrec.h: Likewise.
5191 * tree-ssa-sccvn.c: Likewise.
5192 * tree-ssa-sccvn.h: Likewise.
5193 * cgraphunit.c: Likewise.
5194 * tree-ssa-copyrename.c: Likewise.
5195 * tree-ssa-ccp.c: Likewise.
5196 * tree-ssa-loop-ivopts.c: Likewise.
5197 * tree-nomudflap.c: Likewise.
5198 * tree-call-cdce.c: Likewise.
5199 * ipa-pure-const.c: Likewise.
5200 * c-format.c: Likewise.
5201 * tree-stdarg.c: Likewise.
5202 * tree-ssa-math-opts.c: Likewise.
5203 * tree-ssa-dom.c: Likewise.
5204 * tree-nrv.c: Likewise.
5205 * tree-ssa-propagate.c: Likewise.
5206 * ipa-utils.c: Likewise.
5207 * tree-ssa-propagate.h: Likewise.
5208 * tree-ssa-alias.c: Likewise.
5209 * gimple-low.c: Likewise.
5210 * tree-ssa-sink.c: Likewise.
5211 * ipa-inline.c: Likewise.
5212 * c-semantics.c: Likewise.
5213 * dwarf2out.c: Likewise.
5215 * tree-ssa-loop-ivcanon.c: Likewise.
5216 * predict.c: Likewise.
5217 * tree-ssa-loop.c: Likewise.
5218 * tree-parloops.c: Likewise.
5219 * tree-ssa-address.c: Likewise.
5220 * tree-ssa-ifcombine.c: Likewise.
5221 * matrix-reorg.c: Likewise.
5222 * c-decl.c: Likewise.
5223 * tree-eh.c: Likewise.
5224 * c-pretty-print.c: Likewise.
5225 * lambda-trans.c: Likewise.
5226 * function.c: Likewise.
5227 * langhooks.c: Likewise.
5228 * ebitmap.h: Likewise.
5229 * tree-vectorizer.c: Likewise.
5230 * function.h: Likewise.
5231 * langhooks.h: Likewise.
5232 * tree-vectorizer.h: Likewise.
5233 * ipa-type-escape.c: Likewise.
5234 * ipa-type-escape.h: Likewise.
5235 * domwalk.c: Likewise.
5236 * tree-if-conv.c: Likewise.
5237 * profile.c: Likewise.
5238 * domwalk.h: Likewise.
5239 * tree-data-ref.c: Likewise.
5240 * tree-data-ref.h: Likewise.
5241 * tree-flow-inline.h: Likewise.
5242 * tree-affine.c: Likewise.
5243 * tree-vect-analyze.c: Likewise.
5244 * c-typeck.c: Likewise.
5245 * gimplify.c: Likewise.
5246 * coretypes.h: Likewise.
5247 * tree-ssa-phiopt.c: Likewise.
5248 * calls.c: Likewise.
5249 * tree-ssa-coalesce.c: Likewise.
5250 * tree.def: Likewise.
5251 * tree-dfa.c: Likewise.
5252 * except.c: Likewise.
5253 * except.h: Likewise.
5254 * cfgexpand.c: Likewise.
5255 * tree-cfgcleanup.c: Likewise.
5256 * tree-ssa-pre.c: Likewise.
5257 * tree-ssa-live.c: Likewise.
5258 * tree-sra.c: Likewise.
5259 * tree-ssa-live.h: Likewise.
5260 * tree-predcom.c: Likewise.
5261 * lambda.h: Likewise.
5262 * tree-mudflap.c: Likewise.
5263 * ipa-prop.c: Likewise.
5264 * print-tree.c: Likewise.
5265 * tree-ssa-copy.c: Likewise.
5266 * ipa-prop.h: Likewise.
5267 * tree-ssa-forwprop.c: Likewise.
5268 * ggc-page.c: Likewise.
5269 * c-omp.c: Likewise.
5270 * tree-ssa-dce.c: Likewise.
5271 * tree-vect-patterns.c: Likewise.
5272 * tree-ssa-ter.c: Likewise.
5273 * tree-nested.c: Likewise.
5274 * tree-ssa.c: Likewise.
5275 * lambda-code.c: Likewise.
5276 * tree-ssa-loop-prefetch.c: Likewise.
5277 * tree-inline.c: Likewise.
5278 * tree-inline.h: Likewise.
5279 * tree-iterator.c: Likewise.
5280 * tree-optimize.c: Likewise.
5281 * tree-ssa-phiprop.c: Likewise.
5282 * tree-vect-transform.c: Likewise.
5283 * tree-object-size.c: Likewise.
5284 * tree-outof-ssa.c: Likewise.
5285 * cfgloop.c: Likewise.
5286 * system.h: Likewise.
5287 * tree-profile.c: Likewise.
5288 * cfgloop.h: Likewise.
5289 * c-gimplify.c: Likewise.
5290 * c-common.c: Likewise.
5291 * tree-vect-generic.c: Likewise.
5292 * tree-flow.h: Likewise.
5293 * c-common.h: Likewise.
5294 * basic-block.h: Likewise.
5295 * tree-ssa-structalias.c: Likewise.
5296 * tree-switch-conversion.c: Likewise.
5297 * tree-ssa-structalias.h: Likewise.
5298 * tree-cfg.c: Likewise.
5299 * passes.c: Likewise.
5300 * ipa-struct-reorg.c: Likewise.
5301 * ipa-struct-reorg.h: Likewise.
5302 * tree-ssa-reassoc.c: Likewise.
5303 * cfgrtl.c: Likewise.
5304 * varpool.c: Likewise.
5306 * tree-ssanames.c: Likewise.
5307 * tree-ssa-threadedge.c: Likewise.
5308 * langhooks-def.h: Likewise.
5309 * tree-ssa-operands.c: Likewise.
5310 * config/alpha/alpha.c: Likewise.
5311 * config/frv/frv.c: Likewise.
5312 * config/s390/s390.c: Likewise.
5313 * config/m32c/m32c.c: Likewise.
5314 * config/m32c/m32c-protos.h: Likewise.
5315 * config/spu/spu.c: Likewise.
5316 * config/sparc/sparc.c: Likewise.
5317 * config/i386/i386.c: Likewise.
5318 * config/sh/sh.c: Likewise.
5319 * config/xtensa/xtensa.c: Likewise.
5320 * config/stormy16/stormy16.c: Likewise.
5321 * config/ia64/ia64.c: Likewise.
5322 * config/rs6000/rs6000.c: Likewise.
5323 * config/pa/pa.c: Likewise.
5324 * config/mips/mips.c: Likewise.
5326 2008-07-28 Simon Baldwin <simonb@google.com>
5328 * c-pragma.c (handle_pragma_message): New function.
5329 (init_pragma): Register handle_pragma_message.
5330 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
5333 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
5335 PR tree-optimization/35252
5336 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
5337 REALPART_EXPR to be considered as same load operation.
5339 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
5341 PR tree-optimization/36830
5342 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
5343 (expressions_equal_p): Return false if only one operand is null.
5345 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
5347 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
5348 version requirements.
5350 2008-07-26 Olivier Hainque <hainque@adacore.com>
5352 * collect2.c (symkind): New enum. Symbol kinds we care about.
5353 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
5354 code and head comment accordingly.
5355 (scan_prog_file): Use symkind names instead of bare integers.
5357 2008-07-25 Jan Hubicka <jh@suse.cz>
5359 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
5361 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
5362 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
5363 * dojump.c (clear_pending_stack_adjust): Likewise.
5364 * print-tree.c (print_node): Ignore DECL_INLINE.
5365 * tree-inline.c (inlinable_function_p): Likewise.
5367 2008-07-25 Michael Meissner <gnu@the-meissners.org>
5369 * doc/extend.texi (hot attribute): Document that the hot attribute
5370 turns on -O3 for some ports.
5371 (cold attribute): Document that the cold attribute turns on -Os
5374 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
5375 reflect function specific option support.
5377 * target.h (struct target_option_hooks): Add fields to say whether
5378 the cold attribute implies -Os and the hot attribute implies -O3.
5380 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
5381 By default, do not turn on -Os for cold functions.
5382 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
5383 not turn on -O3 for hot functions.
5385 * c-common.c (handle_hot_attribute): Use target hook to determine
5386 if hot functions should enable -O3.
5387 (handle_cold_attribute): Use target hook to determine if cold
5388 functions should enable -Os.
5390 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
5391 (override_options): Move disable scheduling to
5392 optimization_options.
5393 (optimization_options): Disable scheduling here, not
5395 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5396 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5398 * config/ia64/ia64.c (ia64_override_options): Move setting
5399 scheduling flags to ia64_optimization_options.
5400 (ia64_optimization_options): Disable scheduling options here, and
5401 not in ia64_override_options.
5402 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5403 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5405 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
5408 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
5410 2008-07-25 Martin Jambor <mjambor@suse.cz>
5412 PR tree-optimization/36926
5413 * ipa-prop.c (ipa_analyze_call_uses): Call
5414 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
5416 2008-07-25 Joseph Myers <joseph@codesourcery.com>
5418 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5419 movv2si_internal): Add mem = reg alternative.
5421 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
5424 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
5425 DEFAULT_PCC_STRUCT_RETURN to 127.
5427 2008-07-24 Jan Hubicka <jh@suse.cz>
5429 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
5430 (build_cgraph_edges): Likewise.
5431 * cgraph.c (cgraph_node): Do not update assembler hash.
5432 (cgraph_remove_node): Drop non-unit-at-a-time code.
5433 * tree-pass.h (pass_O0_always_inline): Remove.
5434 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
5435 * toplev.c (process_options): Flag unit-at-a-time does not imply
5437 * cgraphunit.c: Update comments.
5438 (decide_is_function_needed): Drop non-unit-at-a-time mode.
5439 (cgraph_assemble_pending_functions): Remove.
5440 (cgraph_reset_node): Drop non-unit-at-a-time code.
5441 (cgraph_finalize_function): Likewise.
5442 (cgraph_analyze_function): Likewise.
5443 (cgraph_finalize_compilation_unit): Likewise.
5444 (cgraph_expand_function): Likewise.
5445 (cgraph_optimize): Likesise.
5446 (save_inline_function_body): Likewise.
5447 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
5448 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
5449 * ipa-inline.c: Update comments.
5450 (enum inlining_mode): remove INLINE_SPEED.
5451 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
5452 (cgraph_mark_inline_edge): Likewise.
5453 (try_inline): Likewise.
5454 (cgraph_decide_inlining_incrementally): Likewise.
5455 (cgraph_gate_inlining): Remove.
5456 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
5457 (cgraph_gate_early_inlining): Likewise.
5458 (gate_inline_passes): Remove.
5459 (pass_inline_parameters, pass_ipa_inline): Remove gates.
5460 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5461 pass_O0_always_inline): Remove.
5462 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
5463 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
5464 * opts.c (no_unit_at_a_time_default): Remove.
5465 (decode_options): Remove flag_unit_at_a_time reset and warning.
5466 * opts.h (no_unit_at_a_time_default): Remove.
5467 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
5468 early in GNU dialect.
5469 (merge_decls): Update comment; drop unit-at-a-time check.
5470 (finish_decl): Likewise.
5471 (grok_declaration): Remove flag_inline_trees code.
5472 (finish_functions): Return on function returning non-void on all
5474 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
5475 * cfgexpand.c (expand_one_static_var): Remove.
5476 (expand_one_var): Remove expand_one_static_var call.
5477 (expand_used_vars_for_block): Remove flag_unit_a_time check.
5478 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
5479 and flag_unit_at_a-time compatibility checks.
5480 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
5481 * tree-inline.c (flag_inline_trees): Remove.
5482 (inlinable_function_p): Don't check it.
5483 (expand_call_inline): Remove non-unit-at-a-time code.
5484 * tree-inline.h (flag_inline_trees): Remove.
5485 * tree-optimize.c (execute_early_local_optimizations): Remove
5486 unit-at-a-time checks.
5487 (tree_rest_of_compilation): Likewise.
5488 * combine.c (setup_incoming_promotions): Likewise.
5489 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
5490 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
5491 * passes.c (pass_inline_parameters): Update comments; remove
5492 O0_alwaysinline pass.
5493 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
5494 (execute_one_pass): Likewise.
5495 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
5496 (ix86_function_sseregparm): Likewise.
5497 * arm.c (arm_function_in_section_p): Likewise.
5498 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
5499 * varpool.c: Update comments.
5500 (decide_is_variable_needed): Remove unit-at-a-time checks.
5501 (varpool_finalize_decl): Likewise.
5503 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
5505 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
5507 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
5509 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
5511 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
5512 imp symbol extension.
5514 2008-07-23 Ian Lance Taylor <iant@google.com>
5516 * tree-vrp.c (infer_value_range): Ignore asm statements when
5517 looking for memory accesses for -fdelete-null-pointer-checks.
5519 2008-07-24 Ben Elliston <bje@au.ibm.com>
5521 * config/spu/spu-c.c (__vector_keyword): New variable.
5522 (vector_keyword): Likewise.
5523 (spu_categorize_keyword): New function.
5524 (spu_macro_to_expand): Likewise.
5525 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
5526 compiling an ISO C dialect.
5528 2008-07-24 Ben Elliston <bje@au.ibm.com>
5530 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
5533 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5535 * configure: Regenerate.
5536 * configure.ac: Require texinfo 4.7.
5537 * doc/install.texi: Document texinfo 4.7 requirement.
5539 2008-07-23 Martin Jambor <mjambor@suse.cz>
5541 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
5542 rather than for DECL_SAVED_TREE.
5543 * ipa-prop.c: Include diagnostic.h.
5544 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
5546 (ipa_detect_param_modifications): Function rewritten from scratch.
5547 (ipa_compute_jump_functions): Changed accesses to modification flags.
5548 (ipa_free_node_params_substructures): Update flags destruction.
5549 (ipa_node_duplication_hook): Update flags duplication.
5550 (ipa_print_all_params_modified): Updated flag access.
5551 * ipa-prop.h (struct ipa_param_flags): New structure.
5552 (struct ipa_node_params): New field modification_analysis_done,
5553 modified_flags changed into param_flags.
5554 (ipa_is_ith_param_modified): Changed to use new flags.
5555 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
5557 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
5558 ipa-cp.c and split into two functions.
5559 (ipa_print_node_jump_functions): New function.
5560 (compute_scalar_jump_functions): New function.
5561 (type_like_member_ptr_p): New function.
5562 (compute_pass_through_member_ptrs): New function.
5563 (fill_member_ptr_cst_jump_function): New function.
5564 (determine_cst_member_ptr): New function.
5565 (compute_cst_member_ptr_arguments): New function.
5566 (ipa_compute_jump_functions): Complete rewrite.
5567 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
5568 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
5569 (struct ipa_member_ptr_cst): New structure.
5570 (union jump_func_value): New field member_cst.
5571 * ipa-cp.c (ipcp_lat_is_insertable): New function.
5572 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
5573 jump function types.
5574 (ipcp_print_all_lattices): Slight fprintf rearrangement.
5575 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
5576 instead of ipcp_print_all_jump_functions.
5577 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
5578 only for replacable scalars.
5580 * doc/invoke.texi (Optimize options): Add description of
5581 -findirect-inlining.
5582 * common.opt (flag_indirect_inlining): New flag.
5583 * opts.c (decode_options): Set flag_indirect_inlining when
5586 * ipa-inline.c: Include ipa-prop.h.
5587 (inline_indirect_intraprocedural_analysis): New function.
5588 (inline_generate_summary): Allocate parameter and argument info
5589 structures, call inline_indirect_intraprocedural_analysis on each
5590 node when doing indirect inlining and deallocate indirect inlining
5591 data structures in the end.
5592 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
5593 (free_all_ipa_structures_after_iinln): New function.
5594 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
5596 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
5598 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
5599 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
5600 of computing the frequency separately.
5601 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
5602 of computing the frequency separately.
5603 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
5604 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
5605 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
5606 (ipa_get_stmt_member_ptr_load_param): New function.
5607 (ipa_is_ssa_with_stmt_def): New function.
5608 (ipa_note_param_call): New function.
5609 (ipa_analyze_call_uses): New function.
5610 (ipa_analyze_stmt_uses): New function.
5611 (ipa_analyze_params_uses): New function.
5612 (ipa_free_node_params_substructures): Also free the param_calls linked
5614 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
5615 (ipa_print_node_param_flags): New function.
5616 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
5617 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
5618 * ipa-prop.h (struct ipa_param_flags): New field called.
5619 (struct ipa_param_call_note): New structure.
5620 (struct ipa_node_params): New fields param_calls and
5622 (ipa_is_ith_param_called): New function.
5623 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5624 ipa_analyze_params_uses and dump parameter flags.
5626 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
5627 ipa_propagate_indirect_call_infos if performing indirect inlining,
5628 pass a new parameter new_edges to it.
5629 (add_new_edges_to_heap): New fucntion.
5630 (cgraph_decide_inlining_of_small_functions): New vector
5631 new_indirect_edges for newly found indirect edges , call
5632 ipa_propagate_indirect_call_infos after inlining.
5633 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
5634 inlining if performing indirect inlining. Call
5635 free_all_ipa_structures_after_iinln when doing so too.
5636 (inline_generate_summary): Do not call
5637 free_all_ipa_structures_after_iinln here.
5638 * ipa-prop.c (update_jump_functions_after_inlining): New function.
5639 (print_edge_addition_message): New function.
5640 (update_call_notes_after_inlining): New function.
5641 (propagate_info_to_inlined_callees): New function.
5642 (ipa_propagate_indirect_call_infos): New function.
5643 * ipa-prop.h: Include cgraph.h
5644 (struct ipa_param_call_note): Fields reordered, new field processed.
5645 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
5647 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
5648 rediscovered call statements.
5649 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
5650 (dump_cgraph_node): Dump also the indirect_call flag.
5651 (cgraph_clone_edge): Copy also the indirect_call flag.
5652 * tree-inline.c (copy_bb): Do not check for fndecls from call
5653 expressions, check for edge availability when moving clones.
5654 (get_indirect_callee_fndecl): New function.
5655 (expand_call_inline): If callee declaration is not apprent from
5656 the statement, try calling get_indirect_callee_fndecl. Do not
5657 issue warnings or call sorry when not inlinings an indirect edge.
5658 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
5660 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
5661 bit more frandly to matching.
5662 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
5663 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
5664 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
5666 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5669 * opth-gen.awk: Suppress function specific features when building
5671 * optc-gen.awk: Ditto.
5673 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5676 * diagnostic.c (pedwarn): Add opt parameter.
5678 * c-tree.h (pedwarn_init): Add opt parameter.
5679 (pedwarn_c90): Likewise.
5680 (pedwarn_c99): Likewise.
5681 * c-errors.c (pedwarn_c99): Likewise.
5682 (pedwarn_c90): Likewise.
5683 * toplev.h (pedwarn): Update declaration.
5684 (pedwarn0): Declare.
5685 * c-lex.c: All calls to pedwarn changed.
5686 * builtins.c: All calls to pedwarn changed.
5687 * toplev.c: All calls to pedwarn changed.
5688 * c-decl.c: All calls to pedwarn changed.
5689 * c-typeck.c: All calls to pedwarn changed.
5690 * c-common.c: All calls to pedwarn changed.
5691 * c-parser.c: All calls to pedwarn changed.
5693 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5694 Karthik Kumar <karthikkumar@gmail.com>
5696 * attribs.c (file scope): Include c-common.h.
5697 (decl_attributes): Add support for #pragma GCC optimize and
5700 * targhooks.c (default_can_inline_p): New function that is the
5701 default for the TARGET_CAN_INLINE_P target hook.
5703 * targhooks.h (default_can_inline_p): Add declaration.
5705 * tree.c (cl_optimization_node): New static tree for building
5706 OPTIMIZATION_NODE tree.
5707 (cl_target_option_node): New static tree for building
5708 TARGET_OPTION_NODE tree.
5709 (cl_option_hash_table): New hash table for hashing
5710 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
5711 (cl_option_hash_hash): New function to provide the hash value for
5712 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
5713 (cl_option_hash_eq): New function to provide an equality test for
5714 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
5715 (tree_code_size): Add support for OPTIMIZATION_NODE and
5716 TARGET_OPTION_NODE trees.
5717 (tree_code_structure): Add support for OPTIMIZATION_NODE and
5718 TARGET_OPTION_NODE trees.
5719 (build_optimization_node): Build a tree that has all of the
5720 current optimization options.
5721 (build_target_option_node): Build a tree that has the target
5722 options that might be changed on a per function basis.
5724 * tree.h (file scope): Include options.h.
5725 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
5726 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
5727 (TREE_OPTIMIZATION): Ditto.
5728 (TREE_TARGET_SPECIFIC): Ditto.
5729 (struct tree_function_decl): Add fields for remembering the
5730 current optimization options and target specific options.
5731 (struct tree_optimization_option): New tree variant that remembers
5732 the optimization options.
5733 (struct tree_target_option): New tree variant that remembers the
5734 target specific flags that might change for compiling a particular
5736 (union tree_node): Include tree_optimization_option and
5737 tree_target_option fields.
5738 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
5739 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
5740 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
5741 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
5742 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
5743 optimization and target options.
5744 (optimization_default_node): New macro to refer to global_trees
5746 (optimization_current_node): Ditto.
5747 (optimization_cold_node): Ditto.
5748 (optimization_hot_node): Ditto.
5749 (target_option_default_node): Ditto.
5750 (target_option_current_node): Ditto.
5751 (current_option_pragma): Ditto.
5752 (current_optimize_pragma): Ditto.
5754 * target.h (struct gcc_target): Add valid_option_attribute_p,
5755 target_option_save, target_option_restore, target_option_print,
5756 target_option_pragma_parse, and can_inline_p hooks.
5758 * toplev.h (parse_optimize_options): Add declaration.
5759 (fast_math_flags_struct_set_p): Ditto.
5761 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
5762 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
5765 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
5766 tree_can_inline_p hook to see if one function can inline another.
5767 (cgraph_decide_inlining): Ditto.
5768 (cgraph_decide_inlining_incrementally): Ditto.
5770 * opts.c (decode_options): Add support for running multiple times
5771 to allow functions with different target or optimization options
5772 than was specified on the command line.
5773 (fast_math_flags_struct_set_p): New function that is similar to
5774 fast_math_flags_set_p, except it uses the values in the
5775 cl_optimization structure instead of global variables.
5777 * optc-gen.awk: Add support for TargetSave to allow a back end to
5778 declare new fields that need to be saved when using function
5779 specific options. Include flags.h and target.h in the options.c
5780 source. Add support for Save to indicate which options can be set
5781 for individual functions. Generate cl_optimize_save,
5782 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
5783 cl_target_option_restore, cl_target_option_print functions to
5784 allow functions to use different optimization or target options.
5786 * opt-functions.awk (var_type_struct): Return the type used for
5787 storing the field in a structure.
5789 * opth-gen.awk: Add support for TargetSave to allow a back end to
5790 declare new fields that need to be saved when using function
5791 specific options. Add support for Save to indicate which options
5792 can be set for individual functions. Only generate one extern for
5793 Mask fields. Generate cl_optimization and cl_target_option
5794 structures to remember optimization and target options.
5796 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
5797 collecting new tree nodes.
5798 (TS_TARGET_OPTION): Ditto.
5800 * c-decl.c (merge_decls): Merge function specific target and
5801 optimization options.
5803 * function.c (invoke_set_current_function_hook): If the function
5804 uses different optimization options, change the global variables
5807 * coretypes.h (struct cl_optimization): Add forward reference.
5808 (struct cl_target_option): Ditto.
5810 * c-pragma.c (option_stack): New static vector to remember the
5811 current #pragma GCC option stack.
5812 (handle_pragma_option): New function to support #pragma GCC option
5813 to change target options.
5814 (optimize_stack): New static vector to remember the current
5815 #pragma GCC optimize stack.
5816 (handle_pragma_optimize): New function to support #pragma GCC
5817 optimize to change optimization options.
5818 (init_pragma): Add support for #pragma GCC optimize and #pragma
5821 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
5822 optimization options.
5823 (TARGET_OPTION_NODE): New tree code for remembering certain target
5826 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
5827 TARGET_OPTION_NODE trees.
5829 * common.opt (-O): Add Optimization flag.
5831 (-fmath-errno): Ditto.
5832 (-falign-functions): Add UInteger flag to make sure flag gets full
5833 int in cl_optimization structure.
5834 (-falign-jumps): Ditto.
5835 (-falign-labels): Ditto.
5836 (-falign-loops): Ditto.
5837 (-fsched-stalled-insns): Ditto.
5838 (-fsched-stalled-insns-dep): Ditto.
5840 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
5842 (TARGET_OPTION_SAVE): Ditto.
5843 (TARGET_OPTION_RESTORE): Ditto.
5844 (TARGET_OPTION_PRINT): Ditto.
5845 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
5846 (TARGET_CAN_INLINE_P): Ditto.
5847 (TARGET_INITIALIZER): Add new hooks.
5849 * tree-inline.c (tree_can_inline_p): New function to determine
5850 whether one function can inline another. Check if the functions
5851 use compatible optimization options, and also call the backend
5854 * tree-inline.h (tree_can_inline_p): Add declaration.
5856 * c-common.c (c_common_attribute): Add support for option and
5857 optimize attributes.
5858 (handle_option_attribute): Add support for the option attribute to
5859 allow the user to specify different target options for compiling a
5861 (handle_optimize_attribute): Add support for the optimize
5862 attribute to allow the user to specify different optimization
5863 options for compiling a specific function.
5864 (handle_hot_attribute): Turn on -O3 optimization for this one
5865 function if it isn't the default optimization level.
5866 (handle_cold_attribute): Turn on -Os optimization for this one
5867 function if it insn't the default optimization.
5868 (const_char_p): New const char * typedef.
5869 (optimize_args): New static vector to remember the optimization
5871 (parse_optimize_options): New function to set up the optimization
5872 arguments from either the optimize attribute or #pragma GCC optimize.
5874 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
5875 (builtin_define_std): Ditto.
5877 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
5878 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
5879 (x86_64-*-*): Ditto.
5881 * Makefile.in (TREE_H): Add options.h.
5882 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
5884 * doc/extend.texi (option attribute): Document new attribute.
5885 (optimize attribute): Ditto.
5886 (hot attribute): Document hot attribute sets -O3.
5887 (cold attribute): Document cold attribute sets -Os.
5888 (#pragma GCC option): Document new pragma.
5889 (#pragma GCC optimize): Ditto.
5891 * doc/options.texi (TargetSave): Document TargetSave syntax.
5892 (UInteger): Document UInteger must be used for certain flags.
5893 (Save): Document Save option to create target specific options
5894 that can be saved/restored on a function specific context.
5896 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
5897 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
5899 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
5900 (TARGET_OPTION_SAVE): Ditto.
5901 (TARGET_OPTION_RESTORE): Ditto.
5902 (TARGET_OPTION_PRINT): Ditto.
5903 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
5904 (TARGET_CAN_INLINE_P): Ditto.
5906 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
5908 (-mfpmath=both): Ditto.
5910 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5911 Karthik Kumar <karthikkumar@gmail.com>
5913 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
5914 (TARGET_POPCNT): Ditto.
5915 (TARGET_SAHF): Ditto.
5916 (TARGET_AES): Ditto.
5917 (TARGET_PCLMUL): Ditto.
5918 (TARGET_CMPXCHG16B): Ditto.
5919 (TARGET_RECIP): Move switch into target_flags.
5920 (TARGET_FUSED_MADD): Ditto.
5921 (ix86_arch_features): Make an unsigned char type.
5922 (ix86_tune_features): Ditto.
5923 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
5924 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
5925 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
5927 * config/i386/i386.opt (arch): New TargetSave field to define
5928 fields that need to be saved for function specific option support.
5931 (branch_cost): Ditto.
5932 (ix86_isa_flags_explicit): Ditto.
5933 (tune_defaulted): Ditto.
5934 (arch_specified): Ditto.
5935 (-m128-long-double): Add Save flag to save option for target
5936 specific option support.
5938 (-maccumulate-outgoing-args): Ditto.
5939 (-malign-double): Ditto.
5940 (-malign-stringops): Ditto.
5941 (-mfancy-math-387): Ditto.
5942 (-mhard-float): Ditto.
5944 (-minline-all-stringops): Ditto.
5945 (-minline-stringops-dynamically): Ditto.
5946 (-mms-bitfields): Ditto.
5947 (-mno-align-stringops): Ditto.
5948 (-mno-fancy-math-387): Ditto.
5949 (-mno-push-args): Ditto.
5950 (-mno-red-zone): Ditto.
5951 (-mpush-args): Ditto.
5952 (-mred-zone): Ditto.
5954 (-msseregparm): Ditto.
5955 (-mstack-arg-probe): Ditto.
5970 (-mrecip): Move flag into target_flags.
5972 (-mno-fused-madd): Ditto.
5973 (-mfused-madd): Ditto.
5974 (-mabm): Move flag into ix86_isa_flags.
5981 * config/i386/i386-c.c: New file for #pragma support.
5982 (ix86_target_macros_internal): New function to #define or #undef
5983 target macros based when the user uses the #pragma GCC option to
5984 change target options.
5985 (ix86_pragma_option_parse): New function to add #pragma GCC option
5987 (ix86_target_macros): Move defining the target macros here from
5988 TARGET_CPU_CPP_BUILTINS in i386.h.
5989 (ix86_register_pragmas): Register the #pragma GCC option hook. If
5990 defined, initialize any subtarget #pragmas.
5992 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
5993 REGISTER_TARGET_PRAGMAS.
5995 * config/i386/t-i386: New file for x86 dependencies.
5996 (i386.o): Make dependencies mirror the include files used.
5997 (i386-c.o): New file, add dependencies.
5999 * config/i386/i386-protos.h (override_options): Add bool argument.
6000 (ix86_valid_option_attribute_tree): Add declaration.
6001 (ix86_target_macros): Ditto.
6002 (ix86_register_macros): Ditto.
6004 * config/i386/i386.c (ix86_tune_features): Move initialization of
6005 the target masks to initial_ix86_tune_features to allow functions
6006 to have different target options. Make type unsigned char,
6007 instead of unsigned int.
6008 (initial_ix86_tune_features): New static vector to hold processor
6009 masks for the tune variables.
6010 (ix86_arch_features): Move initialization of the target masks to
6011 initial_ix86_arch_features to allow functions to have different
6012 target options. Make type unsigned char, instead of unsigned int.
6013 (initial_ix86_arch_features): New static vector to hold processor
6014 masks for the arch variables.
6015 (enum ix86_function_specific_strings): New enum to describe the
6016 string options used for attribute((option(...))).
6017 (ix86_target_string): New function to return a string that
6018 describes the target options.
6019 (ix86_debug_options): New function to print the current options in
6021 (ix86_function_specific_save): New function hook to save the
6022 function specific global variables in the cl_target_option structure.
6023 (ix86_function_specific_restore): New function hook to restore the
6024 function specific variables from the cl_target_option structure to
6025 the global variables.
6026 (ix86_function_specific_print): New function hook to print the
6027 target specific options in the cl_target_option structure.
6028 (ix86_valid_option_attribute_p): New function hook to validate
6029 attribute((option(...))) arguments.
6030 (ix86_valid_option_attribute_tree): New function that is common
6031 code between attribute((option(...))) and #pragma GCC option
6032 support that parses the options and returns a tree holding the options.
6033 (ix86_valid_option_attribute_inner_p): New helper function for
6034 ix86_valid_option_attribute_tree.
6035 (ix86_can_inline_p): New function hook to decide if one function
6036 can inline another on a target specific basis.
6037 (ix86_set_current_function); New function hook to switch target
6038 options if the user used attribute((option(...))) or #pragma GCC
6040 (ix86_tune_defaulted): Move to static file scope from
6042 (ix86_arch_specified): Ditto.
6043 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
6045 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
6046 (OPTION_MASK_ISA_ABM_SET): Ditto.
6047 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
6048 (OPTION_MASK_ISA_CX16_SET): Ditto.
6049 (OPTION_MASK_ISA_SAHF_SET): Ditto.
6050 (OPTION_MASK_ISA_AES_UNSET): Ditto.
6051 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
6052 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
6053 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
6054 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
6055 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
6056 (struct ptt): Move to static file scope from override_options.
6057 (processor_target_table): Ditto.
6059 (ix86_handle_option): Add support for options that are now isa options.
6060 (override_options): Add support for declaring functions that
6061 support different target options than were specified on the
6062 command line. Move struct ptt, processor_target_table, cpu_names,
6063 ix86_tune_defaulted, ix86_arch_specified to static file scope.
6064 Add bool argument. Fix up error messages so the appropriate error
6065 is given for either command line or attribute.
6066 (ix86_previous_fndecl): New static to remember previous function
6067 declaration to see if we need to change target options.
6068 (ix86_builtins_isa): New array to record the ISA of each builtin
6070 (def_builtin): Always create the builtin function, even if the
6071 current ISA doesn't support it.
6072 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
6073 tests for those builtins.
6074 (ix86_init_builtins): Remove TARGET_MMX test for calling
6075 ix86_init_mmx_sse_builtins.
6076 (ix86_expand_builtin): If the current ISA doesn't support a given
6077 builtin, signal an error.
6078 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
6079 (TARGET_SET_CURRENT_FUNCTION): Ditto.
6080 (TARGET_OPTION_SAVE): Ditto.
6081 (TARGET_OPTION_RESTORE): Ditto.
6082 (TARGET_OPTION_PRINT): Ditto.
6083 (TARGET_CAN_INLINE_P): Ditto.
6085 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
6087 * c-typeck.c (build_external_ref): Don't call assemble_external.
6088 * final.c (output_operand): Call assemble_external.
6090 2008-07-21 DJ Delorie <dj@redhat.com>
6092 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
6093 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6095 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6097 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
6098 original insn and splitter contents into ...
6099 ("*div<mode>3_fast"): ... this new pattern. Enable only if
6100 flag_unsafe_math_optimizations. Add dummy scratch register.
6101 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
6102 !flag_unsafe_math_optimizations. Returns number with next
6103 highest magnitude if this is still less or equal to the true
6104 quotient in magnitude.
6106 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
6108 * Makefile.in: Replace toplev.h with TOPLEV_H.
6109 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
6110 * c-lex.c (fe_file_change): Don't set in_system_header.
6111 * c-parser.c (c_token): Remove in_system_header.
6112 (c_lex_one_token): Don't set in_system_header.
6113 (c_parser_set_source_position_from_token): Don't set in_system_header.
6114 * diagnostic.c (diagnostic_report_diagnostic): Use location from
6117 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
6118 * flags.h (in_system_header): Remove.
6119 * function.c (saved_in_system_header): Remove.
6120 (push_cfun): Don't set in_system_header.
6121 (pop_cfun): Don't set in_system_header.
6122 (push_struct_function): Don't set in_system_header.
6123 * input.h (expanded_location): Add sysp.
6124 (in_system_header_at): New.
6125 (in_system_header): New.
6126 * toplev.c (in_system_header): Remove.
6127 * toplev.h: Include input.h
6129 * tree-cfg.c (execute_warn_function_return): Call warning_at.
6130 * tree-ssa.c (warn_uninit): Call warning_at.
6131 (warn_uninitialized_var): Update calls to warn_uninit.
6132 (warn_uninitialized_phi): Update calls to warn_uninit.
6133 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
6134 (expand_location): Initialize xloc.sysp.
6135 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
6136 (tree_decl_with_vis): Remove in_system_header_flag.
6138 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
6141 * recog.c (asm_operand_ok): Change the order of the extra
6142 memory constraint checks.
6144 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6147 * tree-switch-conversion.c (build_one_array): Call
6148 varpool_mark_needed_node and varpool_finalize_decl
6149 instead of assemble_variable.
6151 2008-07-19 Jan Hubicka <jh@suse.cz>
6153 * cgraph.c (cgraph_add_new_function): Do early local passes.
6154 * tree-nrv.c (gate_pass_return_slot): New gate.
6155 (pass_nrv): Add the gate.
6156 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
6158 (coalesce_ssa_name): Coalesce SSA names.
6159 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
6160 not optimizing so unused user vars remains visible.
6161 * common.opt (flag_tree_ter): Always enable by default.
6162 * tree-ssa-ter.c: Include flags.h
6163 (is_replaceable_p): Check that locations match; when aliasing is missing
6164 be conservative about loads.
6165 * tree-optimize.c (gate_init_datastructures): Remove.
6166 (pass_init_datastructures): New.
6167 * passes.c: Reorder passes so we always go into SSA.
6169 2008-07-19 Jan Hubicka <jh@suse.cz>
6171 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
6172 * doc/invoke.texi (--combine): Likewise.
6173 (-finline-functions-called-once): Update levels when enabled.
6174 (-funit-at-a-time): Document new behaviour.
6175 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
6176 -fno-section-anchors when disabled explicitly.
6177 (inline params): They are not ignored now.
6178 (precompiled headers): Remove unit-at-a-time as being incompatible.
6179 * opts.c (decode_options): Handle unit-at-a-time as alias;
6180 imply -fno-section-anchors when toplevel reorder is disabled
6182 * common.opt (ftoplevel-reorder): Set default value to 2.
6183 (funit-at-a-time): Set default value to 1.
6184 * config/rs6000/rs6000.c (optimization_options): Set section anchors
6187 2008-07-19 Jan Hubicka <jh@suse.cz>
6189 * builtins.c (expand_builtin_int_roundingfn,
6190 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
6193 2008-07-19 Richard Guenther <rguenther@suse.de>
6196 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
6197 * tree-ssa-sccvn.c (get_constant_value_id): New function.
6198 * tree-ssa-pre.c (get_expr_value_id): For newly created
6199 constant value-ids make sure to add the expression to its
6202 2008-07-19 Jakub Jelinek <jakub@redhat.com>
6205 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
6206 return value of the builtin is ignored.
6208 2008-07-19 Olivier Hainque <hainque@adacore.com>
6210 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
6211 bits, a C conformant malloc implementation has to provide.
6212 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
6214 2008-07-19 Joseph Myers <joseph@codesourcery.com>
6218 * reload.c (find_reloads_subreg_address): Only reload address if
6219 reloaded == 0, not for reloaded != 1.
6222 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6223 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6224 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6225 m32c_legitimize_reload_address.
6227 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6228 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6229 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6231 2008-07-19 Olivier Hainque <hainque@adacore.com>
6233 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
6234 argument, saying whether nested array are to be collapsed
6235 into a single array type DIE with multiple subscripts.
6236 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
6237 issues, centralize the nested array types collapsing control and
6238 disable the transformation for Ada.
6240 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
6243 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
6245 (x86_64_shift_adj_2): New expander.
6246 (x86_64_shift_adj_3): Ditto.
6247 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
6248 to split TImode operands.
6249 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
6250 (ix86_split_lshr): Ditto.
6252 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
6254 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
6255 and __CHAR32_TYPE__.
6256 * c-typeck.c (digest_init): Support char16_t and char32_t.
6257 (set_nonincremental_init_from_string): Idem.
6259 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6262 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
6263 PREFERRED_STACK_BOUNDARY.
6264 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6266 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6269 * function.c (locate_and_pad_parm): Cap boundary earlier.
6271 2008-07-17 Julian Brown <julian@codesourcery.com>
6273 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
6274 no-op for targets which don't use DLLs.
6276 2008-07-17 Martin Jambor <mjambor@suse.cz>
6278 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
6279 that nodes are relevant by examining the node->analyzed flag.
6280 (ipcp_init_stage): Check which nodes are relevant, assert that the
6281 relevant ones are also required.
6282 (ipcp_propagate_stage): Check on the side arrays are properly
6284 (ipcp_print_all_jump_functions): Make sure not to touch any node
6285 that is not analyzed or an edge that does not have a corresponding
6286 entry in the on-the-side vectors.
6287 (ipcp_function_scale_print): Likewise.
6288 (ipcp_update_callgraph): Check that the node is relevant.
6289 (ipcp_insert_stage): Check that the node is relevant. Check there is
6290 an info for every node and edge.
6291 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
6292 (ipa_print_all_tree_maps): Likewise and a new variable info.
6293 (ipa_print_all_params_modified): Likewise.
6294 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
6296 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
6299 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
6301 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
6303 PR rtl-optimization/36753
6304 * fwprop.c (use_killed_between): Don't shortcut
6305 single-definition global registers.
6307 2008-07-16 Jan Hubicka <jh@suse.cz>
6309 * cgraph.h (varpool_empty_needed_queue): Declare.
6310 * cgraphunit.c (output_in_order): Mark all variables as needed;
6312 * varpool.c (varpool_assemble_node): Update debug queue.
6313 (varpool_assemble_pending_decls): Don't do it here.
6314 (varpool_empty_needed_queue): New function.
6316 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6318 * recog.c (peephole2_optimize): Fix formatting.
6320 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6322 * c-pch.c (get_ident): Avoid C++ keywords.
6323 * combine-stack-adj.c (single_set_for_csa): Likewise.
6324 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
6325 output_asm_insn): Likewise.
6326 * reload.c (push_secondary_reload, find_reusable_reload,
6327 push_reload, combine_reloads, find_reloads,
6328 debug_reload_to_stream): Likewise.
6329 * reload.h (struct reload): Likewise.
6330 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
6331 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
6332 emit_output_reload_insns): Likewise.
6333 * targhooks.c (default_secondary_reload): Likewise.
6334 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
6336 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6338 * recog.c (validate_change_1, validate_change,
6339 validate_unshare_change, validate_replace_rtx_1, struct
6340 funny_match, constrain_operands, peephole2_optimize): Avoid C++
6342 * reload.c (push_secondary_reload, secondary_reload_class,
6343 scratch_reload_class, find_valid_class, find_reusable_reload,
6344 push_reload, find_dummy_reload, find_reloads_address_1,
6345 find_reloads_address_part, find_equiv_reg): Likewise.
6346 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
6347 choose_reload_regs): Likewise.
6348 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
6350 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
6351 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
6352 * sched-rgn.c (concat_INSN_LIST): Likewise.
6353 * stor-layout.c (mode_for_size, mode_for_size_tree,
6354 smallest_mode_for_size): Likewise.
6356 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6358 * cfg.c (dump_reg_info): Avoid C++ keywords.
6359 * dwarf2asm.c (dw2_force_const_mem,
6360 dw2_asm_output_encoded_addr_rtx): Likewise.
6361 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
6362 * expmed.c (expand_shift): Likewise.
6363 * global.c (find_reg): Likewise.
6364 * graph.c (draw_edge): Likewise.
6365 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
6366 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
6367 widen_clz, widen_bswap, expand_parity, expand_unop,
6368 emit_cmp_and_jump_insn_1): Likewise.
6369 * postreload.c (reload_cse_simplify_operands): Likewise.
6370 * ra.h (add_neighbor): Likewise.
6371 * reg-stack.c (remove_regno_note, change_stack): Likewise.
6372 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
6373 record_reg_classes, copy_cost, record_address_regs,
6374 invalid_mode_change_p): Likewise.
6375 * regrename.c (regrename_optimize, scan_rtx_reg,
6376 dump_def_use_chain, find_oldest_value_reg,
6377 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
6379 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6381 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
6382 MASK_POWERPC64 for power4 in previous commit.
6384 2008-07-16 Olivier Hainque <hainque@adacore.com>
6386 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
6387 instead of bare conversion to cast const-ness away.
6389 2008-07-16 Anatoly Sokolov <aesok@post.ru>
6391 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
6392 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
6393 * config/xtensa/xtensa.c (xtensa_function_value): New function.
6394 (TARGET_FUNCTION_VALUE): Define.
6396 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6398 * config/rs6000/rs6000.c (processor_target_table): Add
6399 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
6401 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6404 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6405 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6406 m32c_legitimize_reload_address.
6408 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
6410 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
6411 DECL_IN_SYSTEM_HEADER in sync.
6413 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
6415 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
6416 * tree-ssa-pre.c (pre_expr_eq): Ditto
6417 (get_constant_for_value_id): Take a type as an argument.
6418 (fully_constant_expression): Pass in type.
6419 (find_or_generate_expression): Short circuit constant case.
6420 (create_expression_by_pieces): Remove special casing of
6422 (do_regular_insertion): Short circuit constant case.
6423 (do_partial_partial_insertion): Ditto.
6425 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6428 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
6430 2008-07-15 Bob Wilson <bob.wilson@acm.org>
6432 * config/xtensa/libgcc-xtensa.ver: New file.
6433 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
6435 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6437 * df-problems.c (df_set_note): Avoid C++ keywords.
6438 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
6439 * dse.c (record_store, remove_useless_values): Likewise.
6440 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
6441 gen_reg_rtx_offset, operand_subword, change_address_1,
6442 change_address, adjust_address_1, offset_address,
6443 widen_memory_access, emit_copy_of_insn_after): Likewise.
6444 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
6445 * fwprop.c (should_replace_address, propagate_rtx_1,
6446 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
6448 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
6449 gcse_emit_move_after, update_ld_motion_stores): Likewise.
6450 * lcm.c (compute_insert_delete, pre_edge_lcm,
6451 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
6452 * lower-subreg.c (resolve_reg_notes): Likewise.
6453 * mode-switching.c (optimize_mode_switching): Likewise.
6455 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6457 * bt-load.c (add_btr_def, migrate_btr_def,
6458 branch_target_load_optimize): Avoid C++ keywords.
6459 * caller-save.c (insert_restore, insert_save, insert_one_insn):
6461 * combine.c (subst, simplify_set, make_extraction,
6462 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
6463 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
6464 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
6466 2008-07-15 Richard Guenther <rguenther@suse.de>
6469 * c-common.c (strict_aliasing_warning): Do not warn for
6470 TYPE_REF_CAN_ALIAS_ALL pointers.
6471 (c_common_get_alias_set): may_alias types are not special.
6472 * tree.c (build_pointer_type_for_mode): Look up the may_alias
6473 attribute and set can_ref_all accordingly.
6474 (build_reference_type_for_mode): Likewise.
6475 * doc/extend.texi (may_alias): Clarify.
6477 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6480 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6481 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6483 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6486 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
6487 gcc_assert, instead call output_operand_lossage.
6489 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
6491 * builtins.c (std_canonical_va_list): Treat structure based
6494 2008-07-15 Ben Elliston <bje@au.ibm.com>
6496 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
6498 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
6500 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
6503 2008-07-14 Jan Hubicka <jh@suse.cz>
6505 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
6506 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
6507 fix predicates and constraints.
6508 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
6509 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
6511 2008-07-14 Doug Kwan <dougkwan@google.com>
6513 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
6514 additional option file arm/eabi.opt.
6515 * config/arm/eabi.h (File): New configuration file for EABI targets.
6516 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
6517 SUBSUBTARGET_EXTRA_SPECS.
6518 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
6519 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
6520 from STARTFILE_SPEC so that it can be referenced in an override.
6521 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
6522 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
6523 can be referenced in an override.
6524 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
6525 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
6526 so that it can be referenced in an override.
6527 (LINK_SPEC): Use BPABI_LINK_SPEC.
6528 * config/arm/eabi.opt (File): New.
6530 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6532 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
6533 (FIXED_VALUE_H): New variable.
6534 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
6535 input.h, fixed-value.h.
6536 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
6537 (BASIC_BLOCK_H): Use $(BITMAP_H).
6538 (FUNCTION_H): Add varray.h.
6539 (IPA_REFERENCE_H): Use $(BITMAP_H).
6540 (CGRAPH_H): Add $(BASIC_BLOCK_H).
6541 (DF_H): Use $(BITMAP_H).
6542 (GGC_H): Add statistics.h.
6544 (INSN_ATTR_H): Use it.
6545 (SYSTEM_H): Add safe-ctype.h, filenames.h.
6547 (SYMTAB_H): Add $(OBSTACK_H).
6548 (CPP_INTERNAL_H): New.
6549 (TREE_DUMP_H): Add tree-pass.h.
6550 (TREE_FLOW_H): Use $(BITMAP_H)
6551 (PRETTY_PRINT_H): Use $(INPUT_H).
6552 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
6555 (many object files): Fix lots of header dependencies throughout.
6557 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6559 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
6561 (s-gtyp-input): Use them to write tmp-gi.list.
6562 (echo_to_gi.list): Remove.
6564 2008-07-14 Richard Guenther <rguenther@suse.de>
6566 * tree-ssa-sccvn.c (pre_info): Remove.
6567 (switch_to_PRE_table): Likewise.
6568 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
6569 (set_hashtable_value_ids): Do not create value-ids for the
6571 (run_scc_vn): Remove double test. Remove bogus special-case
6572 in value-number printing.
6573 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
6574 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
6576 * tree-flow-inline.h (get_value_handle): Remove.
6577 * tree-flow.h (get_value_handle): Remove.
6579 2008-07-14 Martin Jambor <mjambor@suse.cz>
6581 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
6582 in which we generate arithmetics is not a subrange.
6584 2008-07-14 Martin Jambor <mjambor@suse.cz>
6586 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
6588 2008-07-14 Richard Guenther <rguenther@suse.de>
6590 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
6592 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
6595 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
6596 reload for symbol refs moved to r0 with -fPIC.
6597 (legitimize_pic_address): Use the target register as temporary
6599 (emit_symbolic_move): Adjust comment.
6600 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
6603 2008-07-14 Ben Elliston <bje@au.ibm.com>
6605 * c-common.h (C_CPP_HASHNODE): New macro.
6606 * coretypes.h (struct cpp_token): Forward declare.
6607 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6608 the context-sensitive keyword method.
6609 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
6610 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
6611 expand_bool_pixel): New.
6612 (altivec_categorize_keyword): New function.
6613 (init_vector_keywords): New function.
6614 (rs6000_macro_to_expand): Likewise.
6615 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
6616 compiling an ISO C dialect.
6618 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
6620 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
6621 (create_expression_by_pieces): Fix typo.
6622 (do_regular_insertion): Use debug counter here too.
6624 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
6627 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
6628 CONST_OK_FOR_LETTER_P. All port-local users changed.
6629 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
6630 implement Kp matching power-of-two.
6631 (CONSTRAINT_LEN): Define to match.
6632 * config/cris/cris.md: Replace all use of constraint K with Kc.
6633 ("*btst*): Use Kp for operand 0 of last alternative.
6635 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6638 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
6641 2008-07-13 Jan Hubicka <jh@suse.cz>
6643 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
6646 2008-07-13 Richard Guenther <rguenther@suse.de>
6649 * langhooks.c (lhd_print_error_function): Deal with recursive
6652 2008-07-12 Jan Hubicka <jh@suse.cz>
6654 * cgraph.c (assembler_name_hash): New static var.
6655 (hash_node_by_assembler_name, eq_assembler_name): New.
6656 (cgraph_node_for_asm): Use hashtable.
6657 (cgraph_remove_node): Maintain hashtable.
6658 (change_decl_assembler_name): Sanity check that names are not changing
6659 after aliasing was processed.
6660 * cgraph.h (varpoon_node): Add next GGC marker.
6661 * tree.c (decl_assembler_name_equal): Constify.
6662 (decl_assembler_name_hash): New.
6663 * tree.h (decl_assembler_name_equal): Constify.
6664 (decl_assembler_name_hash): Update.
6666 2008-07-12 David Daney <ddaney@avtrex.com>
6668 * config/mips/driver-native.c (host_detect_local_cpu): Handle
6671 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
6673 * doc/md.texi: Document the MIPS "v" constraint.
6674 * config/mips/mips.h (reg_class): Revert last change.
6675 (REG_CLASS_NAMES): Likewise.
6676 (REG_CLASS_CONTENTS): Likewise.
6677 * config/mips/mips.c (mips_regno_to_class): Likewise.
6678 * config/mips/constraints.md (v): Likewise, but add documentation.
6679 Add a comment to say that this constraint should not be used in
6682 2008-07-11 DJ Delorie <dj@redhat.com>
6684 * config/h8300/h8300.md (length): Fix branch offset limit.
6686 2008-07-11 Anatoly Sokolov <aesok@post.ru>
6688 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
6689 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
6690 (avr_hard_regno_scratch_ok): New function.
6691 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6692 * config/avr/avr.md (all peepholes that request a scratch register):
6693 Remove avr_peep2_scratch_safe use.
6695 2008-07-11 Tom Tromey <tromey@redhat.com>
6696 Ian Lance Taylor <iant@google.com>
6698 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
6699 (struct c_common_resword): Define.
6700 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
6701 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
6702 (c_common_reswords, num_c_common_reswords): Declare.
6703 * c-common.c (c_common_reswords): New global const array.
6704 (num_c_common_reswords): New const int.
6705 * c-parser.c (struct resword, reswords): Don't define.
6706 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
6707 (c_parse_init): Clarify mask code. Use c_common_reswords rather
6708 than reswords. If warning about C++ keywords, give them a special
6710 (c_lex_one_token): Warn about C++ keywords. Call
6711 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
6712 (c_parser_external_declaration): Look for RID_xxx rather than
6713 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
6714 (c_parser_statement_after_labels): Likewise.
6715 (c_parser_objc_class_instance_variables): Likewise.
6716 (c_parser_objc_class_declaration): Likewise.
6717 (c_parser_objc_try_catch_statement): Likewise.
6718 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
6719 (declspecs_add_type): Likewise.
6721 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
6723 * ggc-page.c (alloc_page):
6724 Substituting xmalloc, xcalloc with
6725 XNEWVEC and XCNEWVAR macros which add the
6728 2008-07-11 Richard Guenther <rguenther@suse.de>
6730 PR tree-optimization/36765
6731 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
6732 aliases from HEAP vars to SMTs.
6734 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6736 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
6737 * configure.ac (loose_warn): Move -Wc++-compat from here...
6738 (strict_warn): ...to here.
6739 * configure: Regenerate.
6741 2008-07-10 Joseph Myers <joseph@codesourcery.com>
6743 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
6744 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
6745 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
6746 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
6747 excluding more specific h8300-*-* and sh-*-* targets.
6749 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
6751 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
6753 (execute_pre): Call loop_optimizer_finalize in early exit.
6755 2008-07-10 Jakub Jelinek <jakub@redhat.com>
6758 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
6759 uids in the bitmap, not just VAR_DECL uids.
6761 PR rtl-optimization/36419
6762 * combine-stack-adj.c (adjust_frame_related_expr): New function.
6763 (combine_stack_adjustments_for_block): Call it if needed. Delete
6765 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
6766 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
6767 prologue sp adjustment.
6769 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
6772 * opts.c (print_ignored_options): Report postponed diagnostics for
6773 unknown -Wno-* options as warnings, not errors.
6774 (postpone_unknown_option_error): Renamed to...
6775 (postpone_unknown_option_warning): ... this.
6777 2008-07-09 Doug Kwan <dougkwan@google.com>
6780 2008-07-08 Doug Kwan <dougkwan@google.com>
6782 * config/arm/arm.opt (mandroid): New option.
6783 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
6784 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
6786 (CC1PLUS_SPEC): Same.
6788 (STARTFILE_SPEC): Same.
6789 (ENDFILE_SPEC): Same.
6790 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
6793 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
6796 * config/mips/mips.h (reg_class): Remove V1_REG.
6797 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6798 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
6800 (mips_get_tp): New function.
6801 (mips_legitimize_tls_address): Use it.
6802 * config/mips/constraints.md (v): Delete.
6803 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
6804 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
6805 After reload, split into a move and ...
6806 (*tls_get_tp_<mode>_split): ...this new instruction.
6808 2008-07-09 David Daney <ddaney@avtrex.com>
6810 * config/mips/driver-native.c: Include coretypes.h and tm.h.
6812 2008-07-09 Jakub Jelinek <jakub@redhat.com>
6814 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
6815 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
6817 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
6818 htab_delete should be called. Don't free c.
6819 (lookup_tmp_var): Create temp_htab lazily.
6820 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
6821 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
6823 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
6824 lower_omp_ordered, lower_omp_critical, lower_omp_for,
6825 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
6826 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
6827 * tree-sra.c (generate_element_init): Likewise.
6828 * tree-mudflap.c (execute_mudflap_function_ops,
6829 execute_mudflap_function_decls): Likewise.
6830 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
6831 * tree-gimple.h (struct gimplify_ctx): New type.
6832 (push_gimplify_context): Adjust prototype.
6834 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
6836 * tree-ssa-pre.c (phi_translate_1): Update placement of
6839 2008-07-09 Anatoly Sokolov <aesok@post.ru>
6841 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
6842 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
6843 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
6844 * targhooks.c (default_hard_regno_scratch_ok): New function.
6845 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
6846 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
6847 * recog.c: Include "target.h".
6848 (peep2_find_free_register): Add check for global regs. Add target
6850 * Makefile.in (recog.o): Depend on target.h.
6852 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
6854 * config/sh/sh.c (sh_canonical_va_list_type): New.
6855 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
6857 2008-07-09 Raksit Ashok <raksit@google.com>
6859 * doc/invoke.texi (Option Summary): Mention new option
6860 -Wdisallowed-function-list=...
6861 (Warning Options): Document -Wdisallowed-function-list=...
6862 * common.opt (Wdisallowed-function-list=): New flag.
6863 * flags.h (warn_disallowed_functions): External definition of new
6864 boolean warning flag.
6865 (warn_if_disallowed_function_p): Declare new function.
6866 * opts.c (warning_disallowed_functions): New static variable.
6867 (warn_disallowed_functions): New boolean warning flag.
6868 (warn_if_disallowed_function_p): New function.
6869 (add_comma_separated_to_vector): Rename
6870 add_instrument_functions_exclude_list to this.
6871 (common_handle_option): Handle new option. Rename calls to
6872 add_instrument_functions_exclude_list into calls to
6873 add_comma_separated_to_vector.
6874 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
6875 based on flag warn_disallowed_functions.
6877 2008-07-09 Christian Bruel <christian.bruel@st.com>
6879 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
6880 instead of get_attr_length.
6882 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6884 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
6886 * genemit.c (gen_insn): Likewise.
6887 * gengtype.c (note_def_vec): Likewise.
6888 * gengtype.h (note_def_vec): Likewise.
6889 * genoutput.c (struct data, output_insn_data, process_template,
6890 gen_expand, gen_split, note_constraint): Likewise.
6891 * genrecog.c (new_decision, add_to_sequence, factor_tests,
6892 make_insn_sequence): Likewise.
6893 * gensupport.c (record_insn_name): Likewise.
6895 2008-07-08 Doug Kwan <dougkwan@google.com>
6897 * config/arm/arm.opt (mandroid): New option.
6898 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
6899 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
6901 (CC1PLUS_SPEC): Same.
6903 (STARTFILE_SPEC): Same.
6904 (ENDFILE_SPEC): Same.
6905 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
6908 2008-07-08 Raksit Ashok <raksit@google.com>
6910 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
6911 (set_storage_via_setmem): Fix expected_align parameter.
6912 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
6913 missing from the list.
6914 * doc/md.texi (movmem): Explicitly state that expected alignment is
6915 to be expressed in bytes.
6916 (setmem): Explicitly state that expected alignment is to be expressed
6919 2008-07-08 Joseph Myers <joseph@codesourcery.com>
6921 * reload.c (find_reloads_subreg_address): Do not require validity
6922 of address in original mode before reloading address.
6924 2008-07-07 Tianwei Sheng <tianweis@google.com>
6926 * df-core.c (df_remove_problem): Adjust the access to avoid out of
6927 bounds array access.
6929 2008-07-08 Jakub Jelinek <jakub@redhat.com>
6931 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
6933 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
6935 Fix PR tree-optimization/23455
6936 Fix PR tree-optimization/35286
6937 Fix PR tree-optimization/35287
6938 * Makefile.in (OBJS-common): Remove tree-vn.o.
6939 (tree-vn.o): Remove.
6940 * dbgcnt.def: Add treepre_insert debug counter.
6941 * gcc/tree-flow.h (add_to_value): Updated for other changes.
6942 (debug_value_expressions): Ditto.
6943 (print_value_expressions): Ditto.
6944 * tree-pretty-print.c (dump_generic_node): Updated for
6945 VALUE_HANDLE removal.
6946 * tree-ssa-dom.c (record_equality): Ditto.
6947 (cprop_operand): Ditto.
6948 (lookup_avail_expr): Ditto.
6949 * tree-ssa-threadedge.c
6950 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
6951 (simplify_control_stmt_condition): Ditto.
6952 * tree.c (tree_code_size): Ditto.
6953 (tree_node_structure): Ditto.
6954 (iterative_hash_expr): Ditto.
6956 * tree.h (VALUE_HANDLE_ID): Ditto.
6957 (VALUE_HANDLE_EXPR_SET): Ditto.
6958 (struct tree_value_handle): Ditto.
6959 (union tree_node): Ditto.
6960 * treestruct.def: Ditto.
6961 * tree-vn.c: Removed.
6962 * tree-ssa-pre.c: Rewritten entirely.
6963 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
6964 (constant_value_ids): Ditto.
6965 (vn_nary_op_t): Moved to header.
6967 (vn_reference_op_t): Ditto
6968 (vn_reference_t): Ditto.
6969 (next_value_id): New variable.
6970 (VN_INFO): Add an assert.
6971 (vn_constant_eq): New function.
6972 (vn_constant_hash): Ditto.
6973 (get_or_alloc_constant_value_id): Ditto.
6974 (value_id_constant_p): Ditto.
6975 (vn_reference_compute_hash): De-staticify.
6976 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
6977 Disable some code with a FIXME. Remove VALUE_HANDLE use.
6978 (valueize_refs): Update opcode if it changes from ssa name to constant.
6979 (vn_reference_lookup_1): Add new argument.
6980 (vn_reference_lookup): Ditto.
6981 (vn_reference_lookup_pieces): New function.
6982 (vn_reference_insert): Add return type. Modify to deal with value ids.
6983 (vn_reference_insert_pieces): New function.
6984 (vn_nary_op_compute_hash): De-staticify.
6985 (vn_nary_op_eq): Ditto.
6986 (vn_nary_op_lookup_pieces): New function.
6987 (vn_nary_op_lookup): Add new argument.
6988 (vn_nary_op_insert_pieces): New function.
6989 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
6990 (vn_phi_insert): Ditto.
6991 (visit_unary_op): Update for callee changes.
6992 (visit_binary_op): Ditto.
6993 (visit_reference_op_load): Ditto.
6994 (visit_reference_op_store): Ditto.
6995 (init_scc_vn): Init next_value_id, constant_to_value_id and
6997 (free_scc_vn): Free them.
6998 (set_hashtable_value_ids): New function.
6999 (run_scc_vn): Use it.
7000 (get_max_value_id): New function.
7001 (get_next_value_id): Ditto.
7002 (expressions_equal_p): Moved from tree-vn.c
7003 (sort_vuses): Ditto.
7004 (sort_vuses_heap): Ditto.
7005 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
7007 * tree.c (iterative_hash_hashval_t): Made non-static
7008 * tree.h (iterative_hash_hashval_t): Declare it.
7010 2008-07-08 Martin Jambor <mjambor@suse.cz>
7012 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
7013 instead of ipa_create_node_params.
7014 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
7015 ipa_check_create_edge_args, free them with
7016 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
7018 * ipa-prop.c: Include flags.h and tree-inline.h.
7019 (ipa_node_params_vector): New variable.
7020 (ipa_edge_args_vector): New variable.
7021 (edge_removal_hook_holder): New variable.
7022 (node_removal_hook_holder): New variable.
7023 (edge_duplication_hook_holder): New variable.
7024 (node_duplication_hook_holder): New variable.
7025 (ipa_detect_param_modifications): Check for presence of modified flags.
7026 (ipa_compute_jump_functions): Check for presence of jump functions.
7027 (ipa_free_edge_args_substructures): New function.
7028 (ipa_create_node_params): Removed.
7029 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
7030 (ipa_free_node_params_substructures): New function.
7031 (ipa_free_all_node_params): Changed to deallocate the on-the-side
7033 (ipa_edge_removal_hook): New function.
7034 (ipa_node_removal_hook): New function.
7035 (duplicate_array): New function.
7036 (ipa_edge_duplication_hook): New function.
7037 (ipa_node_duplication_hook): New function.
7038 (ipa_register_cgraph_hooks): New function.
7039 (ipa_unregister_cgraph_hooks): New function.
7040 (free_all_ipa_structures_after_ipa_cp): New function.
7042 * ipa-prop.h: Include vec.h.
7043 (ipa_node_params_t): New typedef with vector types for it.
7044 (ipa_edge_args_t): New typedef with vector types for it.
7045 (IPA_NODE_REF): Changed to access an on-the-side vector.
7046 (IPA_EDGE_REF): Changed to access an on-the-side vector.
7047 (ipa_check_create_node_params): New function.
7048 (ipa_check_create_edge_args): New function.
7050 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
7053 2008-07-07 Tom Tromey <tromey@redhat.com>
7055 * configure, config.in: Rebuilt.
7056 * configure.ac: Don't check for scandir or alphasort.
7058 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7060 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
7061 types immediately after creating them.
7063 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7065 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
7067 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
7069 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
7070 dump_constraint_graph.
7071 (dump_constraint_edge): New function.
7072 (dump_constraint_graph): New function.
7073 (debug_constraint_graph): New function.
7074 (dump_constraint): Removed useless comparison.
7075 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
7076 (dump_constraint_graph): Declare.
7077 (debug_constraint_graph): Declare.
7078 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
7080 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
7082 * config/i386/i386.c (is_va_list_char_pointer): New.
7083 (ix86_va_start): Replace compare with ms_va_list_type_node
7084 by is_va_list_char_pointer.
7085 (ix86_gimplify_va_arg): Likewise.
7087 2008-07-07 Martin Jambor <mjambor@suse.cz>
7089 * cgraph.c (cgraph_edge_max_uid): New variable.
7090 (struct cgraph_edge_hook_list): New type.
7091 (struct cgraph_node_hook_list): New type.
7092 (struct cgraph_2edge_hook_list): New type.
7093 (struct cgraph_2node_hook_list): New type.
7094 (first_cgraph_edge_removal_hook): New variable.
7095 (first_cgraph_node_removal_hook): New variable.
7096 (first_cgraph_edge_duplicated_hook): New variable.
7097 (first_cgraph_node_duplicated_hook): New variable.
7098 (cgraph_add_edge_removal_hook): New function.
7099 (cgraph_remove_edge_removal_hook): New function.
7100 (cgraph_call_edge_removal_hooks): New function.
7101 (cgraph_add_node_removal_hook): New function.
7102 (cgraph_remove_node_removal_hook): New function.
7103 (cgraph_call_node_removal_hooks): New function.
7104 (cgraph_add_edge_duplication_hook): New function.
7105 (cgraph_remove_edge_duplication_hook): New function.
7106 (cgraph_call_edge_duplication_hooks): New function.
7107 (cgraph_add_node_duplication_hook): New function.
7108 (cgraph_remove_node_duplication_hook): New function.
7109 (cgraph_call_node_duplication_hooks): New function.
7110 (cgraph_create_edge): Assign to edge uid.
7111 (cgraph_remove_edge): Call edge removal hooks.
7112 (cgraph_node_remove_callees): Call edge removal hooks.
7113 (cgraph_node_remove_callers): Call edge removal hooks.
7114 (cgraph_remove_node): Call node removal hooks.
7115 (cgraph_clone_edge): Call edge duplication hooks.
7116 (cgraph_clone_node): Call node duplication hooks.
7118 * cgraph.h (cgraph_edge): New field uid.
7119 (cgraph_edge_hook): New type.
7120 (cgraph_node_hook): New type.
7121 (cgraph_2edge_hook): New type.
7122 (cgraph_2node_hook): New type.
7124 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
7126 * config.in: Regenerate.
7128 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
7130 * gcc.c (print_sysroot): New.
7131 (option_map, display_help, process_command): Handle the
7132 -print-sysroot option.
7133 (main): Print the sysroot if requested.
7134 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
7136 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7139 * unwind-pe.h (size_of_encoded_value): add attribute unused.
7141 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
7143 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
7144 (assign_parm_setup_block_p): Also check mode of entry_parm.
7146 2008-07-07 Richard Guenther <rguenther@suse.de>
7148 * tree-ssa-structalias.h (set_used_smts): Remove.
7149 * tree-ssa-structalias.c (used_smts): Likewise.
7150 (set_used_smts): Likewise.
7151 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
7152 call to set_used_smts.
7154 2008-07-07 Richard Guenther <rguenther@suse.de>
7156 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
7157 (new_var_info): Set it to false.
7158 (solution_set_add): Correctly handle pointers outside a var and
7160 (type_safe): Treat variables with is_full_var properly.
7161 (do_sd_constraint): Likewise.
7162 (do_ds_constraint): Likewise.
7163 (process_constraint): Remove zeroing offset for !use_field_sensitive.
7164 (get_constraint_for_ptr_offset): New function.
7165 (get_constraint_for_component_ref): For addresses at least include
7166 the last field of the variable. Handle is_full_vars properly.
7167 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
7168 (handle_ptr_arith): Remove.
7169 (find_func_aliases): Simplify assignment handling.
7170 (create_function_info_for): For parameter and result varinfos set
7172 (create_variable_info_for): Set is_full_var flag whenever we
7173 just created a single varinfo for a decl.
7174 (init_alias_vars): Initialize use_field_sensitive from
7175 max-fields-for-field-sensitive parameter.
7177 2008-07-07 Richard Guenther <rguenther@suse.de>
7179 PR tree-optimization/36713
7180 * tree-flow-inline.h (is_call_used): New function.
7181 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
7182 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7183 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
7185 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7187 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
7189 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
7191 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
7193 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7194 Nathan Sidwell <nathan@codesourcery.com>
7196 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
7197 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
7199 * config/m68k/t-linux: New.
7200 * doc/install.texi: Document m68k-*-linux is now multilibbed by
7203 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
7205 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
7206 * config/m68k/m68k-devices.def: Remove multilibs that only differ
7209 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7211 * gcc.c (execute): Fix -Wc++-compat warning.
7213 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
7216 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
7217 constant for little endian.
7219 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
7221 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
7222 mips_base_mips16 instead of TARGET_MIPS16.
7223 (mips_base_mips16): Declare.
7224 * config/mips/mips.c (mips_base_mips16): Make global.
7225 (was_mips16_p): Remove GTY marker.
7226 (was_mips16_pch_p): New variable.
7227 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
7228 (mips_override_options): Force to non-MIPS16 mode initially.
7229 Do not complain about MIPS16 PIC incompatibilities here.
7230 Only allow -mgpopt if -mexplicit-relocs is in force for
7233 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
7235 * configure.ac: Check for caddr_t, define to char * if not defined.
7236 * configure: Regenerate.
7237 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
7238 (mmap_gt_pch_use_address): Likewise.
7239 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
7241 2008-07-06 Richard Guenther <rguenther@suse.de>
7243 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
7244 (new_var_info): Deal with it.
7245 (solution_set_add): Likewise.
7246 (bitpos_of_field): Make signed, fix.
7247 (struct fieldoff): Remove type and decl fields. Make size field
7248 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
7250 (fieldoff_compare): Deal with it.
7251 (push_fields_onto_fieldstack): Remove has_union argument, glob
7252 adjacent non-pointer fields together.
7253 (create_function_info_for): Do not set has_union.
7254 (create_variable_info_for): Simplify.
7256 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
7258 * config.gcc (extra_headers): Add cross-stdarg.h for target
7259 x86_64-*-* and i?86-*-*.
7260 * config/i386/cross-stdarg.h: New.
7261 * builtins.c (std_fn_abi_va_list): New.
7262 (std_canonical_va_list_type): New.
7263 (stabilize_va_list): Replace va_list_type_node use by
7264 mtarget.canonical_va_list_type.
7265 (gimplify_va_arg_expr): Likewise.
7266 (expand_builtin_va_copy): Replace va_list_type_node use by
7267 mtarget.fn_abi_va_list.
7268 * tree-sra.c (is_va_list_type): New helper.
7269 (decl_can_be_decomposed_p): Replace
7270 va_list_type_node use by is_va_list_type.
7271 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
7272 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7273 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
7274 * config/i386/i386-protos.h (ix86_get_valist_type): New.
7275 (ix86_enum_va_list): New.
7276 * config/i386/i386.c (sysv_va_list_type_node): New.
7277 (ms_va_list_type_node): New.
7278 (ix86_function_type_abi): Remove sorry.
7279 (ix86_build_builtin_va_list_abi): New.
7280 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
7282 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
7283 (ix86_init_builtins_va_builtins_abi): New.
7284 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
7286 (ix86_handle_abi_attribute): New.
7287 (attribute_spec): Add sysv_abi and ms_abi.
7288 (ix86_fn_abi_va_list): New.
7289 (ix86_canonical_va_list_type): New.
7290 (ix86_enum_va_list): New.
7291 (TARGET_FN_ABI_VA_LIST): New.
7292 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7293 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
7294 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
7295 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7296 (TARGET_ENUM_VA_LIST): New.
7297 * expr.h (std_fn_abi_va_list): New.
7298 (std_canonical_va_list_type): New.
7299 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
7300 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7301 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
7302 TARGET_CANONICAL_VA_LIST_TYPE.
7303 * target.h (struct gcc_target): Add fn_abi_va_list hook
7304 and canonical_va_list_type hook.
7306 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7308 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
7309 integral and pointer types.
7311 2008-07-04 Roger Sayle <roger@eyesopen.com>
7313 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
7314 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
7316 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
7319 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
7321 2008-07-04 Jakub Jelinek <jakub@redhat.com>
7323 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
7324 build_gimple_modify_stmt.
7325 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
7326 gimple operand. Use fold_build* instead of build*.
7328 2008-07-04 Richard Guenther <rguenther@suse.de>
7330 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
7331 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
7332 properly to compute the reachability set if we do field-sensitive PTA.
7333 * invoke.texi (max-fields-for-field-sensitive): Document default.
7334 * opts.c (decode_options): Set max-fields-for-field-sensitive to
7335 100 for optimize >= 2.
7337 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7339 * ggc-zone.c (lookup_page_table_if_allocated,
7340 set_page_table_entry, zone_find_object_size, alloc_small_page,
7341 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
7342 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
7343 -Wc++-compat and/or -Wcast-qual warnings.
7345 2008-07-04 Alan Modra <amodra@bigpond.net.au>
7348 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
7349 pic_offset_table_rtx to be marked as used here.
7350 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
7351 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
7352 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
7353 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
7356 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7358 * alloc-pool.c (hash_descriptor, eq_descriptor,
7359 alloc_pool_descriptor): Fix -Wc++-compat warnings.
7360 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
7362 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
7363 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
7364 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
7365 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
7368 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
7370 * tree-flow.h (loop_only_exit_p): Declare.
7371 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
7372 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
7373 the number of iterations if it is constant. Otherwise, if this is the
7374 only possible exit of the loop, use the conservative estimate on the
7375 number of iterations of the entire loop if available.
7377 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
7379 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
7380 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
7381 Add synchronization functions.
7382 * config/sync.c: New file.
7383 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
7384 (LIBGCC_SYNC_CFLAGS): Likewise.
7386 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
7389 * config/i386/i386.md (mode): Add TF to "mode" attribute.
7390 (*pushtf_sse): New insn pattern.
7391 (pushtf splitters): New splitters.
7393 2008-07-03 Michael Meissner <gnu@the-meissners.org>
7396 * predict.c (build_predict_expr): Use void_type_node for the tree
7397 type, instead of NULL_TREE.
7399 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
7401 * config/i386/i386.c (contains_aligned_value_p): Return true
7403 (ix86_data_alignment): Align TCmode to 128bits.
7404 (ix86_local_alignment): Likewise.
7406 2008-07-03 Andrew Haley <aph@redhat.com>
7409 * vec.h (VEC_TA): New.
7410 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
7411 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
7412 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
7413 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
7414 (C_COMMON_FIXED_TYPES): Remove first arg.
7415 (C_COMMON_FIXED_MODE_TYPES): Likewise.
7416 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
7417 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
7418 not to use empty macro arguments.
7420 2008-07-02 Joseph Myers <joseph@codesourcery.com>
7422 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
7423 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
7424 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
7425 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
7426 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
7427 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
7428 config/ia64/crtn.asm, config/m68hc11/larith.asm,
7429 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
7430 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
7431 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
7432 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
7433 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
7434 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
7435 config/rs6000/e500crtres64gpr.asm,
7436 config/rs6000/e500crtres64gprctr.asm,
7437 config/rs6000/e500crtrest32gpr.asm,
7438 config/rs6000/e500crtrest64gpr.asm,
7439 config/rs6000/e500crtresx32gpr.asm,
7440 config/rs6000/e500crtresx64gpr.asm,
7441 config/rs6000/e500crtsav32gpr.asm,
7442 config/rs6000/e500crtsav64gpr.asm,
7443 config/rs6000/e500crtsav64gprctr.asm,
7444 config/rs6000/e500crtsavg32gpr.asm,
7445 config/rs6000/e500crtsavg64gpr.asm,
7446 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
7447 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
7448 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
7449 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
7450 config/sparc/sol2-cn.asm: Remove .file directives.
7452 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
7454 * resource.c (mark_referenced_resources): Look inside
7455 UNSPEC_VOLATILEs and ASM_INPUTs.
7457 2008-07-02 Ian Lance Taylor <iant@google.com>
7459 * rtlanal.c (add_reg_note): New function.
7460 * rtl.h (add_reg_note): Declare.
7461 * auto-inc-dec.c (attempt_change): Use add_reg_note.
7462 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
7463 * builtins.c (expand_builtin_longjmp): Likewise.
7464 (expand_builtin_nonlocal_goto): Likewise.
7465 * calls.c (emit_call_1, expand_call): Likewise.
7466 * cfgexpand.c (add_reg_br_prob_note): Likewise.
7467 * cfglayout.c (fixup_reorder_chain): Likewise.
7468 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
7469 (commit_one_edge_insertion): Likewise.
7470 * combine.c (move_deaths, distribute_notes): Likewise.
7471 * df-problems.c (df_set_note): Likewise.
7472 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
7473 (set_unique_reg_note): Likewise.
7474 (emit_copy_of_insn_after): Likewise.
7475 * expr.c (expand_expr_real): Likewise.
7476 * gcse.c (add_label_notes): Likewise.
7477 * haifa-sched.c (create_check_block_twin): Likewise.
7478 * jump.c (mark_jump_label_1): Likewise.
7479 * loop-doloop.c (add_test, doloop_modify): Likewise.
7480 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7481 * lower-subreg.c (move_eh_region_note): Likewise.
7482 * optabs.c (emit_libcall_block): Likewise.
7483 * predict.c (predict_insn): Likewise.
7484 (combine_predictions_for_insn): Likewise.
7485 * recog.c (peephole2_optimize): Likewise.
7486 * regmove.c (try_auto_increment): Likewise.
7487 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
7488 * reload.c (find_reloads): Likewise.
7489 * reload1.c (fixup_eh_region_note): Likewise.
7490 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
7491 * reorg.c (delete_prior_computation): Likewise.
7492 (delete_computation, dbr_schedule): Likewise.
7493 * config/pa/pa.c (legitimize_pic_address): Likewise.
7494 * config/sh/sh.c (sh_reorg): Likewise.
7496 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
7499 * config/libgcc-glibc.ver: Add %exclude.
7500 * config/m32r/libgcc-glibc.ver: Likwise.
7501 * config/s390/libgcc-glibc.ver: Likwise.
7502 * config/sh/libgcc-glibc.ver: Likwise.
7503 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
7505 * config/i386/libgcc-glibc.ver: New.
7507 * config/i386/libgcc-x86_64-glibc.ver: Removed.
7509 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
7511 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
7512 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
7513 i[34567]86-*-linux*, x86_64-*-linux*. Add
7514 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
7515 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
7516 x86_64-*-linux*. Add i386/t-linux to tmake_file for
7517 i[34567]86-*-linux*, x86_64-*-linux*.
7519 * libgcc-std.ver: Add empty GCC_4.4.0.
7521 * mkmap-symver.awk: Support multiple versions per symbol.
7523 * config/i386/i386.c (ix86_init_builtins): Always define
7524 __builtin_fabsq and __builtin_copysignq with fallbacks.
7525 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
7526 and __builtin_copysignq if SSE2 isn't available.
7528 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
7529 (LIBGCC2_TF_CEXT): Likwise.
7532 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
7534 * config/i386/sfp-machine.h: Moved to libgcc.
7536 * config/i386/sfp-machine.h: New.
7537 * config/i386/t-linux: Likwise.
7539 * config/i386/t-darwin: Remove softfp_wrap_start and
7541 * config/i386/t-darwin64: Likewise.
7543 * config/i386/t-fprules-softfp64: Renamed to ...
7544 * config/i386/t-fprules-softfp: This.
7546 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
7547 and softfp_wrap_end.
7549 2008-07-02 Jason Merrill <jason@redhat.com>
7551 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
7553 * tree.c (ctor_to_list): New fn.
7554 * tree.h: Declare it.
7555 (CONSTRUCTOR_ELT): New macro.
7556 (CONSTRUCTOR_NELTS): New macro.
7558 2008-07-02 Richard Guenther <rguenther@suse.de>
7560 * tree-ssa-structalias.c (struct variable_info): Reorder
7561 to fill padding on 64bit hosts. Make collapsed_to an int.
7562 (get_varinfo_fc): Deal with that.
7563 (new_var_info): Likewise.
7564 (collapse_rest_of_var): Likewise.
7566 2008-07-02 Joshua Sumali <jsumali@redhat.com>
7568 * doc/install.texi (--enable-java-home): Document.
7569 (--enable-aot-compile-rpm): Likewise.
7570 (--with-arch-directory): Likewise.
7571 (--with-os-directory): Likewise.
7572 (--with-origin-name): Likewise.
7573 (--with-arch-suffix): Likewise.
7574 (--with-jvm-root-dir): Likewise.
7575 (--with-jvm-jar-dir): Likewise.
7576 (--with-python-dir): Likewise.
7578 2008-07-02 Richard Guenther <rguenther@suse.de>
7580 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
7581 from decls explicitly. Merge operand checking from tuples.
7583 2008-07-02 Martin Jambor <mjambor@suse.cz>
7585 * tree-switch-conversion.c: Included timevar.h which I forgot before.
7587 2008-07-02 Martin Jambor <mjambor@suse.cz>
7589 * tree-switch-conversion.c: Included timevar.h
7590 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
7592 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
7594 2008-07-02 Martin Jambor <mjambor@suse.cz>
7596 * tree-switch-conversion.c: Corrected various comments and
7598 (build_constructors): Fixed minor formatting mistakes.
7600 * invoke.texi (Optimize Options): Corrected the
7601 switch-conversion-max-branch-ratio parameter.
7603 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
7605 * final.c (asm_insn_count): Return zero for an empty asm body.
7607 2008-07-02 Richard Guenther <rguenther@suse.de>
7609 * bitmap.h (bitmap_set_bit): Return bool.
7610 (bitmap_clear_bit): Likewise.
7611 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
7612 write to the bitmap if it would.
7613 (bitmap_clear_bit): Likewise.
7614 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
7615 bitmap_set_bit return value.
7616 (add_pred_graph_edge): Likewise.
7617 (add_graph_edge): Likewise.
7618 (do_sd_constraint): Likewise.
7619 (do_ds_constraint): Likewise.
7621 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7623 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
7624 Fix -Wc++-compat and/or -Wcast-qual warnings.
7625 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
7626 gen_regparm_prefix): Likewise.
7627 * vmsdbgout.c (write_modbeg, lookup_filename,
7628 vmsdbgout_source_line, vmsdbgout_init): Likewise.
7630 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
7632 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
7633 defaults.h definition apply.
7635 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7637 * function.c (assign_parm_remove_parallels): New.
7638 (assign_parm_setup_block_p): Do not return true for non-BLKmode
7640 (assign_parm_setup_block): Do not handle them.
7641 (assign_parm_setup_reg, assign_parm_setup_stack): Call
7642 assign_parm_remove_parallels.
7644 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7646 * c-typeck.c (convert_for_assignment): Use
7647 vector_targets_convertible_p.
7648 * c-common.c (vector_targets_convertible_p): New.
7649 * c-common.h (vector_targets_convertible_p): New prototype.
7650 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
7651 opaque_p_V2SI_type_node.
7653 2008-07-01 Steve Ellcey <sje@cup.hp.com>
7655 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
7658 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
7660 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
7661 TFmode constants via two element DImode vector for hosts with
7662 HOST_BITS_PER_WIDE_INT < 64.
7663 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
7664 also for HOST_BITS_PER_WIDE_INT < 64.
7666 2008-07-01 Richard Guenther <rguenther@suse.de>
7668 PR tree-optimization/36666
7669 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
7670 (get_constraint_exp_from_ssa_var): Split into ...
7671 (get_constraint_exp_for_temp): ... this ...
7672 (get_constraint_for_ssa_var): ... and that.
7673 Return constraint expressions for all touched sub-fields
7674 if the results address is not taken.
7675 (process_constraint): Remove assertion that aggregate
7676 assignments do not happen at this place.
7677 (get_constraint_for_component_ref): Add address_p argument.
7678 Return constraint expressions for all touched sub-fields
7679 if the results address is not taken.
7680 (do_deref): Use get_constraint_exp_for_temp.
7681 (get_constraint_for_1): Rename from ...
7682 (get_constraint_for): ... this. Add the old function as wrapper.
7683 (do_structure_copy): Use get_constraint_for_1.
7685 2008-07-01 Martin Jambor <mjambor@suse.cz>
7687 * Makefile.in (tree-switch-conversion.o): Add.
7688 (OBJS-common): Add tree-swtch-conversion.o.
7689 * passes.c (init_optimization_passes): Add pass_convert_switch.
7690 * tree-pass.h: (pass_convert_switch): Add.
7691 * tree-switch-conversion.c: New file.
7692 * gcc.dg/tree-ssa/cswtch.c: New testcase.
7693 * common.opt (ftree-cswtch): New option.
7694 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
7695 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
7696 * opts.c (decode_options): Set flag_tree_switch_conversion when
7697 optimization level is >= 2.
7698 * doc/invoke.texi (Optimize Options): Added description of
7699 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
7701 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7703 * config/darwin-driver.c (darwin_default_min_version): Fix
7704 -Wc++-compat warnings.
7706 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
7708 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
7711 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7713 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
7715 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7717 PR rtl-optimization/34744
7718 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
7719 (df_scan_free_internal): Free data structures not
7720 allocated in storage pools.
7721 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
7722 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
7723 df_scan_free_mws_vec.
7724 * dse.c (dse_step6): Free offset_map_p and offset_map_n
7727 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
7729 * config/i386/i386.c (contains_aligned_value_p): Return true
7731 (ix86_function_arg_boundary): Return its natural boundary
7733 (return_in_memory_32): Don't check TDmode.
7734 (ix86_split_to_parts): Support splitting into 4 parts and
7735 support TFmode for 32bit target.
7736 (ix86_split_long_move): Support splitting into 4 parts.
7737 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
7739 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
7740 (ix86_init_builtins): Here.
7741 (ix86_scalar_mode_supported_p): Always return true for TFmode.
7742 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
7743 'q' and 'w', respectively.
7745 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
7747 (movtf_internal): Likewise.
7748 (<code>tf2): Likewise.
7749 (*absnegtf2_sse): Likewise.
7750 (copysign<mode>3): Likewise.
7751 (copysign<mode>3_const): Likewise.
7752 (copysign<mode>3_var): Likewise.
7753 (define_split UNSPEC_COPYSIGN): Likewise.
7754 * config/i386/sse.md (*nandtf3): Likewise.
7755 (<code>tf3): Likewise.
7756 (*<code>tf3): Likewise.
7758 2008-06-30 Joey Ye <joey.ye@intel.com>
7759 H.J. Lu <hongjiu.lu@intel.com>
7761 * global.c (compute_regsets): Set frame_pointer_needed here.
7762 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
7764 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7766 * doc/install.texi (specific): Expand Windows build notes.
7768 2008-06-30 Ira Rosen <irar@il.ibm.com>
7770 PR tree-optimization/36648
7771 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
7772 number of prolog iterations by step. Fix the comment.
7774 2008-06-30 Richard Guenther <rguenther@suse.de>
7777 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
7778 handle calls from ECF_MALLOC functions.
7779 (handle_pure_call): ECF_MALLOC functions do not return
7781 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
7783 2008-06-29 Andreas Schwab <schwab@suse.de>
7785 * config/m68k/m68k.c (print_operand): Always print a float
7787 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
7788 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
7791 * config/rs6000/x-linux64: Remove never used file.
7793 2008-06-29 Richard Guenther <rguenther@suse.de>
7795 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
7797 (struct alias_info): Move ...
7798 * tree-ssa-alias.c: ... here.
7799 (update_alias_info): Declare.
7800 (compute_may_aliases): Call it.
7801 (update_alias_info): New function.
7802 * tree-ssa-structalias.c (update_alias_info): Move ...
7803 * tree-ssa-alias.c (update_alias_info_1): ... here.
7804 * tree-ssa-structalias.c (process_constraint_1): Remove
7805 unused from_call argument. Rename to ...
7806 (process_constraint): ... this. Delete old wrapper.
7807 (make_constraint_to): Adjust callers.
7808 (handle_const_call): Likewise.
7809 (handle_pure_call): Likewise.
7810 (init_base_vars): Likewise.
7811 (handle_lhs_call): Likewise. Remove unnecessary constraint.
7812 (find_func_aliases): We don't need structure copies for
7814 (make_constraint_from_anything): Remove.
7815 (create_variable_info_for): For globals make constraints
7816 from escaped, not from anything.
7817 (compute_points_to_sets): Do not call update_alias_info.
7818 (ipa_pta_execute): Use make_constraint_from.
7820 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7822 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
7823 (bitmap.o-warn, dominance.o-warn): New.
7824 * configure.ac (cxx_compat_warn): Delete.
7825 (loose_warn): Add -Wcast-qual and -Wc++-compat.
7826 * system.h: Remove #pragma diagnostic for -Wcast-qual and
7828 * configure: Regenerate.
7830 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
7833 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7835 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
7836 * df-scan.c (df_notes_rescan): Likewise.
7837 * ggc-page.c (set_page_table_entry): Likewise.
7838 * intl.c (gcc_gettext_width): Likewise.
7839 * varasm.c (get_unnamed_section, get_noswitch_section,
7840 get_section): Likewise.
7842 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
7844 * regrename.c (build_def_use): Don't copy RTX.
7846 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
7848 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
7849 (Type Attributes): Fix nesting of @table and @subsection. Adjust
7850 punctuation. Use @ref instead of @xref.
7851 (Function Names): Remove stray @display/@end display.
7852 (C++ Attributes): Use @ref instead of @xref.
7853 (Deprecated Features): Fix punctuation around @xref.
7854 (Backwards Compatibility): Likewise.
7855 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
7857 2008-06-28 Joseph Myers <joseph@codesourcery.com>
7859 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
7860 constants for E500 double.
7862 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7864 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
7865 element type of const_vector.
7867 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
7869 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
7870 Remove FLAGS_REG clobber from expander pattern.
7871 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
7872 (anddi3, andsi3, andhi3, andqi3): Ditto.
7873 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
7874 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
7875 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
7876 (ashlsi3, ashlhi3, ashlqi3): Ditto.
7877 (ashrsi3, ashrhi3, ashrqi3): Ditto.
7878 (lshrsi3, lshrhi3, lshrqi3): Ditto.
7879 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
7880 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
7882 2008-06-28 Richard Guenther <rguenther@suse.de>
7884 * tree-ssa-structalias.c (callused_id, var_callused,
7885 callused_tree): Add.
7886 (handle_pure_call): New function.
7887 (find_func_aliases): Call it.
7888 (find_what_p_points_to): Handle the call-used set.
7889 (clobber_what_escaped): Likewise.
7890 (compute_call_used_vars): New function.
7891 (init_base_vars): Init the call-used variable.
7892 (do_sd_constraint): Do not propagate the solution from CALLUSED
7893 but use CALLUSED as a placeholder.
7894 (solve_graph): Likewise.
7895 * tree-flow-inline.h (gimple_call_used_vars): New function.
7896 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
7897 (compute_call_used_vars): Declare.
7898 * tree-ssa-alias.c (set_initial_properties): Call
7899 compute_call_used_vars.
7900 (reset_alias_info): Clear call-used variables.
7901 (add_call_clobber_ops): Assert we are not called for const/pure
7902 functions. Remove handling of them.
7903 (add_call_read_ops): Handle pure functions by adding the
7904 call-used set of variables as VUSEs.
7905 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
7906 (delete_tree_ssa): Free it.
7907 * tree-dfa.c (remove_referenced_var): Clear the var from the
7910 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
7912 * tree.c (build_varargs_function_type_list): New.
7913 (build_function_type_list_1): New.
7914 (build_function_type_list): Use build_function_type_list_1.
7915 * tree.h (build_varargs_function_type_list): New.
7917 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7920 * config/spu/spu.c (spu_builtin_splats): Do not generate
7921 invalid CONST_VECTOR expressions.
7922 (spu_expand_vector_init): Likewise.
7924 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
7926 * optabs.c (libfunc_decls): New variable.
7927 (libfunc_decl_hash, libfunc_decl_eq): New functions.
7928 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
7929 for the same function twice.
7931 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
7933 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
7934 ix86_expand_binary_operator directly.
7935 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
7937 (*ashrti3_1): Ditto.
7938 (*lshrti3_1): Ditto.
7939 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
7940 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
7941 using only one splitter. Conditionaly execute splitter before or
7942 after peephole2 pass.
7943 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
7944 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
7945 Use only one alternative in asm template.
7946 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
7948 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
7949 "J" operand constraint for operand 2.
7950 (*ashldi3_cconly_rex64): Ditto.
7951 (*ashrdi3_cmp_rex64): Ditto.
7952 (*ashrdi3_cconly_rex64): Ditto.
7953 (*lshrdi3_cmp_rex64): Ditto.
7954 (*lshrdi3_cconly_rex64): Ditto.
7955 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
7956 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
7957 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
7960 2008-06-27 Jakub Jelinek <jakub@redhat.com>
7962 * gimplify.c (omp_is_private): Don't return true if decl is not
7963 already private on #pragma omp for or #pragma omp parallel for.
7966 * tree-cfg.c (struct move_stmt_d): Replace block field with
7967 orig_block and new_block fields.
7968 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
7969 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
7970 (move_block_to_fn): Replace vars_map and new_label_map arguments
7971 with struct move_stmt_d pointer.
7972 (replace_block_vars_by_duplicates): New function.
7973 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
7974 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
7975 all subblocks of ORIG_BLOCK to the new function. Call
7976 replace_block_vars_by_duplicates.
7977 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
7978 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
7979 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
7980 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
7981 (expand_omp): Temporarily set input_location to the location of
7982 region's controlling stmt.
7983 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
7984 BIND_EXPR, push ctx->block_vars and gimplification vars into
7985 the BIND_EXPR and its block's BLOCK_VARS instead of directly
7987 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
7988 there are any BLOCK_VARS.
7989 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
7990 OMP_PARALLEL or OMP_TASK stmt.
7991 (lower_omp): Save and restore input_location around the lower_omp_1
7994 2008-06-27 Richard Guenther <rguenther@suse.de>
7996 PR tree-optimization/36400
7997 PR tree-optimization/36373
7998 PR tree-optimization/36344
7999 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
8000 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
8001 (update_alias_info): Remove call clobbering code.
8002 (make_constraint_to): New helper function.
8003 (make_escape_constraint): Likewise.
8004 (handle_rhs_call): Use it on all pointer containing arguments.
8005 Also mark the static chain escaped.
8006 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
8007 instead of ANYTHING.
8008 (make_constraint_from): New helper split out from ...
8009 (make_constraint_from_anything): ... here.
8010 (find_func_aliases): Add constraints for escape sites.
8011 (intra_create_variable_infos): Make constraints from NONLOCAL
8013 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
8015 (clobber_what_p_points_to): Remove.
8016 (clobber_what_escaped): New function.
8017 (init_base_vars): Init NONLOCAL and ESCAPED.
8018 (do_sd_constraint): Do not propagate the solution from ESCAPED
8019 but use ESCAPED as a placeholder.
8020 (solve_graph): Likewise.
8021 * tree-flow.h (clobber_what_p_points_to): Remove.
8022 (clobber_what_escaped): Declare.
8023 * tree-ssa-alias.c (set_initial_properties): Call it.
8024 Remove code clobbering escaped pointers.
8026 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8028 * function.c (allocate_struct_function): Only allocate a unique
8029 funcdef_no if the decl is nonzero.
8031 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8033 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
8034 * config/mips/mips.c (mips_split_const_insns): New function.
8035 * config/mips/mips.md (move_type): New attribute.
8036 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
8037 (dword_mode): New attribute.
8038 (type): Avoid long line. Map "move_type"s to "type"s,
8039 choosing "multi" for doubleword moves if appropriate.
8040 Swap MTC/MFC comments to match their declaration order.
8041 (extended_mips16): Default to "yes" if "move_type" is "sll0",
8042 "type" is "branch" or "jal" is "direct".
8043 (length): Handle "extended_mips16" first. Make the default
8044 "0" for "ghost" instructions. Set the length from "move_type".
8045 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
8046 of "type", with "sll0" for the register alternative. Remove the
8047 "extended_mips16" attribute.
8048 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
8049 of "type", with "shift_shift" for the register alternative.
8050 Remove the "length" attribute.
8051 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
8052 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
8053 of "type", with "andi" for the register alternative.
8054 (*zero_extendqihi2): Likewise.
8055 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
8056 of "andi" instead of a "type" of "arith".
8057 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
8059 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
8060 (mov_<store>r, *mov<mode>_ra): Likewise.
8061 (extendsidi2): Use "move_type" instead of "type", with "move"
8062 for the register alternative.
8063 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
8064 of "type", with "signext" for the register alternative.
8065 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
8066 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
8067 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
8068 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
8069 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
8070 (unnamed branch insn): Likewise.
8071 (*movdi_gp32_fp64): Fold into...
8072 (*movdi_32bit): ...here.
8073 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
8074 (*movdf_hardfloat): ...this new pattern.
8075 (*movdf_softfloat): Remove redundant FPR alternatives.
8076 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
8077 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
8078 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
8079 the "move" attribute.
8080 (*movdi_32bit): Use "move_type" instead of "type" and remove the
8081 "length" attribute. Use "fpload" and "fpstore" instead of "load"
8082 and "store" for COP loads and stores.
8083 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
8084 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
8085 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
8086 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
8087 (*movtf_mips16, *movv2sf): Likewise.
8088 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
8089 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
8090 (mfhc1<mode>): Use "move_type" instead of "move".
8091 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
8092 (loadgp_blockage): Remove the "length" attribute.
8093 (blockage, set_got_version, update_got_version): Likewise.
8094 (call_internal): Remove the "extended_mips16" attribute.
8095 (call_value_internal, call_value_multiple_internal): Likewise.
8096 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
8098 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
8099 the "length" attribute.
8101 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8103 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
8104 -Wcast-qual warnings.
8105 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
8106 handle_pragma_pop_macro): Likewise.
8107 * collect2.c (resolve_lib_name): Likewise.
8108 * config/arc/arc.c (arc_init): Likewise.
8109 * config/arm/arm.c (neon_builtin_compare,
8110 locate_neon_builtin_icode): Likewise.
8111 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
8112 * config/bfin/bfin.c (bfin_init_machine_status,
8113 bfin_optimize_loop): Likewise.
8114 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
8115 * config/cris/cris.c (cris_init_expanders): Likewise.
8116 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
8117 * config/darwin.c (machopic_indirection_eq,
8118 machopic_indirection_name, machopic_output_indirection): Likewise.
8119 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
8120 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
8121 frv_optimize_membar): Likewise.
8122 * config/i386/cygwin.h (mingw_scan,
8123 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
8124 * config/i386/cygwin1.c (mingw_scan): Likewise.
8125 * config/i386/i386.c (machopic_output_stub): Likewise.
8126 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
8127 i386_pe_unique_section): Likewise.
8128 * config/ia64/ia64.c (ia64_init_machine_status,
8129 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
8131 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
8132 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
8133 * config/m68k/m68k.c (m68k_handle_option,
8134 m68k_sched_md_init_global): Likewise.
8135 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
8136 mcore_unique_section): Likewise.
8137 * config/mips/mips.c (mips_block_move_straight,
8138 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
8140 * config/mmix/mmix.c (mmix_init_machine_status,
8141 mmix_encode_section_info): Likewise.
8142 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
8143 * config/rs6000/rs6000.c (rs6000_init_machine_status,
8144 print_operand_address, output_toc, redefine_groups,
8145 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
8146 * config/s390/s390.c (s390_init_machine_status): Likewise.
8147 * config/score/score.c (score_block_move_straight,
8148 score_block_move_loop_body): Likewise.
8149 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
8150 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
8151 * emit-rtl.c (find_auto_inc): Likewise.
8152 * gcc.c (translate_options, process_command): Likewise.
8153 * reorg.c (dbr_schedule): Likewise.
8154 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
8155 * xcoffout.c (xcoffout_declare_function): Likewise.
8157 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
8159 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
8160 ipa-pta working again.
8162 2008-06-27 David Edelsohn <edelsohn@gnu.org>
8164 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
8167 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
8169 * config.gcc (powerpc*-*-*): Add new core e500mc.
8170 * config/rs6000/e500mc.md: New file.
8171 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8173 (rs6000_override_options): Add e500mc case to
8174 processor_target_table. Altivec and Spe options not allowed
8175 with e500mc. Add isel instruction to e500mc by
8176 default. Initialize rs6000_cost for e500mc.
8177 (rs6000_issue_rate): Set issue rate for e500mc.
8178 * config/rs6000/rs6000.h (processor_type): Add
8179 PROCESSOR_PPCE500MC.
8180 (ASM_CPU_SPEC): Add e500mc.
8181 Set TARGET_ISEL to rs6000_isel.
8182 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
8183 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
8184 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
8186 * doc/invoke.texi: Add e500mc to list of cpus.
8188 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8191 * c-lex.c (lex_charconst): Initialize unsignedp.
8193 2008-06-27 Olivier Hainque <hainque@adacore.com>
8195 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
8196 documented assumptions.
8198 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
8200 * dwarf2out.c: Remove trailing white spaces. Break long line
8203 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
8205 * libfuncs.h (LTI_synchronize): New libfunc_index.
8206 (synchronize_libfunc): Declare.
8207 * builtins.c (expand_builtin_synchronize): Consider using
8208 synchronize_libfunc before falling back on an asm blockage.
8209 * config/mips/mips.c: Include libfuncs.h
8210 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
8212 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
8214 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
8215 parameter. Copy stack_reg to r11 where appropriate.
8216 (no_global_regs_above): Add gpr parameter.
8217 (rs6000_stack_info): Only add padding for SPE save area if we
8218 are saving SPE GPRs and CR.
8219 (saveres_routine_syms): New variable.
8220 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
8222 (rs6000_savres_routine_sym): New function.
8223 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
8225 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
8226 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
8227 Tweak FPR out-of-line saving.
8228 (rs6000_make_savres_rtx): New function.
8229 (rs6000_use_multiple_p): New function.
8230 (rs6000_savres_strategy): New function.
8231 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
8232 out-of-line if appropriate.
8233 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
8234 if we are optimizing for size.
8235 (GP_SAVE_INLINE): Define.
8236 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
8237 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
8238 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
8239 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
8240 (*save_fpregs_<mode>): Add use of r11.
8241 (*restore_gpregs_<mode>): New insn.
8242 (*return_and_restore_gpregs_<mode>): New insn.
8243 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
8245 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
8246 (*restore_gpregs_spe): New insn.
8247 (*return_and_restore_gpregs_spe): New insn.
8248 * config/rs6000/predicates.md (save_world_operation): Fix check.
8250 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8252 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
8253 this point, so assert that.
8255 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8257 * cfganal.c: Include vec.h and vecprim.h.
8258 (compute_idf): Import from...
8259 * tree-into-ssa (compute_idf): ...here.
8260 * basic-block.h (compute_idf): Export.
8262 2008-06-26 Joseph Myers <joseph@codesourcery.com>
8264 * c-decl.c (merge_decls): Use !current_function_decl to check for
8265 extern declaration of C99 inline function being at file scope.
8267 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
8269 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
8271 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8273 * alias.c (record_alias_subset, init_alias_analysis): Fix
8274 -Wc++-compat and/or -Wcast-qual warnings.
8275 * attribs.c (lookup_attribute_spec): Likewise.
8276 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
8277 copy_bb, connect_traces,
8278 find_rarely_executed_basic_blocks_and_cr): Likewise.
8279 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
8280 note_btr_set, migrate_btr_defs): Likewise.
8281 * builtins.c (result_vector, expand_builtin_memcpy,
8282 expand_builtin_mempcpy_args, expand_builtin_strncpy,
8283 builtin_memset_read_str, expand_builtin_printf,
8284 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
8286 * caller-save.c (mark_set_regs): Likewise.
8287 * calls.c (expand_call, emit_library_call_value_1): Likewise.
8288 * cgraph.c (cgraph_edge): Likewise.
8289 * combine.c (likely_spilled_retval_1): Likewise.
8290 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
8291 htab_counts_entry_del, get_coverage_counts): Likewise.
8292 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
8293 new_cselib_val): Likewise.
8294 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
8295 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
8297 * df-core.c (df_compact_blocks): Likewise.
8298 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
8299 * df-scan.c (df_grow_reg_info, df_ref_create,
8300 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
8301 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
8302 df_record_entry_block_defs, df_record_exit_block_uses,
8303 df_bb_verify): Likewise.
8304 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
8305 DF_REF_EXTRACT_MODE_CONST): New.
8306 * dominance.c (get_immediate_dominator, get_dominated_by,
8307 nearest_common_dominator, root_of_dom_tree,
8308 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
8309 -Wc++-compat and/or -Wcast-qual warnings.
8310 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
8311 record_store, replace_read, check_mem_read_rtx, scan_insn,
8312 dse_step1, dse_record_singleton_alias_set): Likewise.
8313 * dwarf2asm.c (dw2_force_const_mem): Likewise.
8315 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8317 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
8318 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
8319 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
8320 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
8321 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
8322 add_ranges_num, add_ranges_by_labels, file_info_cmp,
8323 file_name_acquire, output_file_names, add_const_value_attribute,
8324 premark_used_types_helper, file_table_eq, file_table_hash,
8325 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
8326 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
8327 -Wcast-qual warnings.
8328 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
8329 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
8330 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
8331 gen_reg_rtx, start_sequence, init_emit): Likewise.
8332 * et-forest.c (et_new_occ, et_new_tree): Likewise.
8333 * except.c (init_eh_for_function, gen_eh_region,
8334 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
8335 arh_to_landing_pad, arh_to_label, add_action_record,
8336 add_call_site, switch_to_exception_section): Likewise.
8337 * expmed.c (synth_mult): Likewise.
8338 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
8339 store_expr): Likewise.
8340 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
8342 * function.c (assign_stack_temp_for_type,
8343 allocate_struct_function, match_asm_constraints_1): Likewise.
8344 * gcov-io.c (gcov_allocate): Likewise.
8345 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
8346 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
8347 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
8348 record_one_set, insert_expr_in_table, insert_set_in_table,
8349 dump_hash_table, compute_hash_table_work, alloc_hash_table,
8350 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
8351 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
8352 -Wcast-qual warnings.
8354 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8356 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
8357 -Wcast-qual warnings.
8358 * gcc.c (process_command): Likewise.
8359 * genattrtab.c (oballoc): Use XOBNEW.
8360 (oballocvec): Define.
8361 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
8362 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
8363 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
8364 -Wc++-compat and/or -Wcast-qual warnings.
8365 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
8366 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
8367 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
8368 gen_presence_absence_set, gen_automaton, gen_regexp_el,
8369 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
8370 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
8371 add_excls, process_presence_absence_names,
8372 process_presence_absence_patterns, add_presence_absence,
8373 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
8374 get_free_state, add_arc, get_free_automata_list_el,
8375 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
8376 transform_3, cache_presence, create_ainsns, create_automata,
8377 create_state_ainsn_table, dfa_insn_code_enlarge,
8378 output_trans_func, output_min_issue_delay_func,
8379 output_dead_lock_func, output_reset_func,
8380 output_get_cpu_unit_code_func, output_dfa_start_func,
8381 expand_automata): Likewise.
8382 * genextract.c (gen_insn): Likewise.
8383 * gengtype-lex.l: Likewise.
8384 * gengtype.c (read_input_list, adjust_field_type,
8385 process_gc_options): Likewise.
8386 * genoutput.c (note_constraint): Likewise.
8387 * genpreds.c (mangle, add_constraint): Likewise.
8388 * genrecog.c (process_define_predicate, new_decision,
8389 add_to_sequence): Likewise.
8390 * gensupport.c (record_insn_name): Likewise.
8392 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8394 * config/i386/driver-i386.c (detect_caches_amd,
8395 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
8396 and/or -Wcast-qual warnings.
8397 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
8398 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
8399 gt_pch_save): Likewise.
8400 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
8401 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
8402 * global.c (compute_regsets): Likewise.
8403 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
8404 finish_graph_dump_file): Likewise.
8405 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
8406 unlink_bb_notes): Likewise.
8407 * integrate.c (get_hard_reg_initial_val): Likewise.
8408 * ipa-prop.c (ipa_push_func_to_list): Likewise.
8409 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
8410 * local-alloc.c (update_equiv_regs): Likewise.
8411 * loop-invariant.c (check_invariant_table_size,
8412 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
8414 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
8415 altered_reg_used, mark_altered): Likewise.
8416 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
8417 insert_var_expansion_initialization,
8418 combine_var_copies_in_loop_exit, apply_opt_in_copies,
8419 release_var_copies): Likewise.
8420 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
8421 analyze_matrix_decl, add_allocation_site, analyze_transpose,
8422 analyze_accesses_for_phi_node, check_var_notmodified_p,
8423 check_allocation_function, find_sites_in_func,
8424 record_all_accesses_in_func, transform_access_sites,
8425 transform_allocation_sites): Likewise.
8426 * omp-low.c (new_omp_region, create_omp_child_function_name,
8427 check_omp_nesting_restrictions, check_combined_parallel,
8428 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
8429 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
8430 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
8431 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
8433 * opts-common.c (prune_options): Likewise.
8434 * opts.c (add_input_filename, print_filtered_help,
8435 get_option_state): Likewise.
8436 * params.c (add_params): Likewise.
8437 * passes.c (set_pass_for_id, next_pass_1,
8438 do_per_function_toporder, pass_fini_dump_file): Likewise.
8439 * postreload.c (reload_cse_simplify_operands): Likewise.
8440 * predict.c (tree_predicted_by_p, tree_predict_edge,
8441 clear_bb_predictions, combine_predictions_for_bb): Likewise.
8443 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8445 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
8447 * recog.c (check_asm_operands, validate_change_1): Likewise.
8448 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
8449 subst_asm_stack_regs): Likewise.
8450 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
8451 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
8452 * regmove.c (reg_is_remote_constant_p): Likewise.
8453 * regrename.c (regrename_optimize, scan_rtx_reg,
8454 kill_clobbered_value, kill_set_value, kill_autoinc_value):
8456 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
8457 regstat_compute_calls_crossed): Likewise.
8458 * reload1.c (init_reload, new_insn_chain,
8459 has_nonexceptional_receiver, reload, copy_reloads,
8460 calculate_needs_all_insns, init_elim_table): Likewise.
8461 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
8462 * rtl.c (shallow_copy_rtx_stat): Likewise.
8463 * rtlanal.c (parms_set): Likewise.
8464 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
8465 sbitmap_resize, sbitmap_vector_alloc): Likewise.
8466 * sched-ebb.c (earliest_block_with_similiar_load,
8467 add_deps_for_risky_insns): Likewise.
8468 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
8469 schedule_region): Likewise.
8470 * see.c (eq_descriptor_pre_extension,
8471 hash_descriptor_pre_extension, hash_del_pre_extension,
8472 eq_descriptor_properties, hash_descriptor_properties,
8473 hash_del_properties, see_seek_pre_extension_expr,
8474 see_initialize_data_structures, see_print_register_properties,
8475 see_print_pre_extension_expr, see_delete_merged_def_extension,
8476 see_delete_unmerged_def_extension, see_emit_use_extension,
8477 see_pre_delete_extension, see_map_extension, see_commit_changes,
8478 see_analyze_merged_def_local_prop,
8479 see_analyze_merged_def_local_prop,
8480 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
8481 see_set_prop_merged_def, see_set_prop_unmerged_def,
8482 see_set_prop_unmerged_use, see_print_one_extension,
8483 see_merge_one_use_extension, see_merge_one_def_extension,
8484 see_store_reference_and_extension, see_update_uses_relevancy,
8485 see_update_defs_relevancy): Likewise.
8486 * statistics.c (hash_statistics_hash, hash_statistics_eq,
8487 hash_statistics_free, curr_statistics_hash): Likewise.
8488 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
8489 expand_asm_operands, expand_return, case_bit_test_cmp,
8490 expand_case): Likewise.
8491 * stor-layout.c (start_record_layout): Likewise.
8492 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
8493 gt_pch_save_stringpool): Likewise.
8494 * tree-data-ref.c (hash_stmt_vertex_info,
8495 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
8496 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
8498 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
8501 * config/i386/i386.md : Change constraints of HImode and QImode
8502 immediate operands from "i" to "n". Change SImode "ni" constraint to
8503 "i" and SImode "rmi" constraint to "g". Remove all constraints
8504 from const0_operand and const1_operand predicated operands.
8505 (i): Change QImode and HImode attribute from "i" to "n".
8506 (*subqi_2): Change HImode operands to QImode.
8509 2008-06-25 Olivier Hainque <hainque@adacore.com>
8511 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
8514 2008-06-25 Richard Guenther <rguenther@suse.de>
8516 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
8517 not overflow the result type.
8519 2008-06-25 Richard Guenther <rguenther@suse.de>
8521 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
8522 (vn_lookup): Likewise.
8524 2008-06-25 Richard Guenther <rguenther@suse.de>
8526 PR tree-optimization/35518
8527 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
8528 * tree-sra.c (instantiate_element): Use fold_build3 to build
8530 (try_instantiate_multiple_fields): Likewise.
8532 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8534 * config/rs6000/rs6000.md: Change all string instruction's clobber to
8537 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8539 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
8540 use_backchain_to_restore_sp to true
8541 if the offset of the link register save area would go over the 32k - 1
8542 offset limit of the load
8545 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
8547 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
8548 anchor for the type-punning blurb. Cross-reference "Structures
8549 unions enumerations and bit-fields implementation". Provide a
8550 cast-through-pointer example. Make final sentence self-contained.
8551 * doc/implement-c.texi (Structures unions enumerations and
8552 bit-fields implementation): Cross-reference the type-punning blurb
8553 in the -fstrict-aliasing documentation.
8555 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8558 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
8559 the memory instead of the memory itself for the save area.
8561 2008-06-24 Olivier Hainque <hainque@adacore.com>
8562 Nicolas Roche <roche@adacore.com>
8564 * gengtype.c (srcdir_len): size_t instead of int.
8565 (get_file_realbasename): New function. For F a filename, the real
8566 basename of F, with all the path components stripped.
8567 (get_file_srcdir_relative_path): New function. For F a filename, the
8568 relative path to F from $(srcdir).
8569 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
8570 get_file_realbasename. Adjust the head comment.
8571 (get_prefix_langdir_index): New function. For F a filename, return the
8572 lang_dir_names[] relative index of the language directory that is
8574 (get_file_langdir): For F a filename, return the name of the language
8575 directory where F is located.
8576 (get_file_gtfilename): New function. The gt- output file name for an
8578 (get_output_file_with_visibility): Replace in-line computations with
8579 uses of get_file_gtfilename and get_prefix_langdir_index.
8580 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
8582 2008-06-24 Jakub Jelinek <jakub@redhat.com>
8584 PR tree-optimization/36504
8585 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
8586 references without base address.
8588 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8591 * calls.c (expand_call): Increase alignment for recursive functions.
8593 2008-06-23 Anatoly Sokolov <aesok@post.ru>
8595 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
8596 (TARGET_FUNCTION_VALUE): New define.
8597 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
8598 * config/avr/avr.h (FUNCTION_VALUE): Remove.
8600 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8602 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
8603 (fmod<mode>3): Ditto.
8604 (remainderxf3): Ditto.
8605 (remainder<mode>3): Ditto.
8607 2008-06-23 Jakub Jelinek <jakub@redhat.com>
8610 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
8611 REG is a hard register.
8613 PR tree-optimization/36508
8614 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
8615 499, don't check it at all in release compilers.
8617 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8619 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
8620 together with SSE_TARGET_MATH to disable insn pattern.
8621 (*fop_<MODEF:mode>_2_i387): Ditto.
8622 (*fop_<MODEF:mode>_3_i387): Ditto.
8624 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
8626 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
8628 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8631 * gimplify.c (gimplify_asm_expr): Check the return code of
8632 parse_output_constraint call, set function return and is_inout
8635 2008-06-22 Ian Lance Taylor <iant@google.com>
8637 * c-lex.c (narrowest_unsigned_type): Change itk to int.
8638 (narrowest_signed_type): Likewise.
8639 * c-typeck.c (c_common_type): Change local variable mclass to enum
8641 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
8642 tcc_comparison, not the tree code itself.
8643 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
8644 (c_expand_expr): Cast modifier to enum expand_modifier.
8645 * c-common.h (C_RID_CODE): Add casts.
8646 (C_SET_RID_CODE): Define.
8647 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
8648 (c_lex_one_token): Add cast to avoid warning.
8649 (c_parser_objc_type_name): Rename local typename to type_name.
8650 (check_no_duplicate_clause): Change code parameter to enum
8652 (c_parser_omp_var_list_parens): Change kind parameter to enum
8654 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
8655 c_parser_omp_list_var_parens.
8656 (c_parser_omp_threadprivate): Likewise.
8657 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
8658 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
8659 * c-format.c (NO_FMT): Define.
8660 (printf_length_specs): Use NO_FMT.
8661 (asm_fprintf_length_specs): Likewise.
8662 (gcc_diag_length_specs): Likewise.
8663 (scanf_length_specs): Likewise.
8664 (strfmon_length_specs): Likewise.
8665 (gcc_gfc_length_specs): Likewise.
8666 (printf_flag_specs): Change 0 to STD_C89.
8667 (asm_fprintf_flag_specs): Likewise.
8668 (gcc_diag_flag_specs): Likewise.
8669 (gcc_cxxdiag_flag_specs): Likewise.
8670 (scanf_flag_specs): Likewise.
8671 (strftime_flag_specs): Likewise.
8672 (strfmon_flag_specs): Likewise.
8673 (print_char_table): Likewise.
8674 (asm_fprintf_char_table): Likewise.
8675 (gcc_diag_char_table): Likewise.
8676 (gcc_tdiag_char_table): Likewise.
8677 (gcc_cdiag_char_table): Likewise.
8678 (gcc_cxxdiag_char_table): Likewise.
8679 (gcc_gfc_char_table): Likewise.
8680 (scan_char_table): Likewise.
8681 (time_char_table): Likewis.
8682 (monetary_char_table): Likewise.
8683 * c-format.h (BADLEN): Likewise.
8685 2008-06-21 Ian Lance Taylor <iant@google.com>
8687 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
8688 Define END_OF_BASE_TREE_CODES around inclusion.
8689 * tree.c (tree_code_type): New global array.
8690 (tree_code_length, tree_code_name): Likewise.
8691 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
8693 (all-tree.def, s-alltree): New targets.
8694 (gencheck.h, s-gencheck): Remove.
8695 (tree.o): Depend upon all-tree.def.
8696 (build/gencheck.o): Remove gencheck.h dependency.
8697 (mostlyclean): Don't remove gencheck.h.
8698 * c-common.h (enum c_tree_code): Remove.
8699 * c-lang.c (tree_code_type): Remove.
8700 (tree_code_length, tree_code_name): Remove.
8701 * gencheck.c (tree_codes): Include all-tree.def, rather than
8702 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
8704 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
8706 * cp/cp-tree.h (enum cplus_tree_code): Remove.
8707 (operator_name_info): Size to MAX_TREE_CODES.
8708 (assignment_operator_name_info): Likewise.
8709 * cp/cp-lang.c (tree_code_type): Remove.
8710 (tree_code_length, tree_code_name): Remove.
8711 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
8712 (assignment_operator_name_info): Likewise.
8713 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
8715 * cp/mangle.c (write_expression): Likewise.
8716 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
8717 * fortran/f95-lang.c (tree_code_type): Remove.
8718 (tree_code_length, tree_code_name): Remove.
8719 * java/java-tree.h (enum java_tree_code): Remove.
8720 * java/lang.c (tree_code_type): Remove.
8721 (tree_code_length, tree_code_name): Remove.
8722 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
8723 * objc/objc-act.h (enum objc_tree_code): Remove.
8724 * objc/objc-lang.c (tree_code_type): Remove.
8725 (tree_code_length, tree_code_name): Remove.
8726 * objcp/objcp-lang.c (tree_code_type): Remove.
8727 (tree_code_length, tree_code_name): Remove.
8728 * ada/ada-tree.h (enum gnat_tree_code): Remove.
8729 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
8730 * ada/misc.c (tree_code_type): Remove.
8731 (tree_code_length, tree_code_name): Remove.
8733 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
8735 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
8736 the grand_bitmap_obstack.
8738 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8740 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
8741 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
8742 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
8743 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
8744 move_stmt_r, new_label_mapper): Likewise.
8745 * tree-complex.c (cvc_lookup): Likewise.
8746 * tree-dfa.c (create_function_ann): Likewise.
8747 * tree-dump.c (dump_register): Likewise.
8748 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
8749 find_phi_replacement_condition): Likewise.
8750 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
8751 tree_function_versioning): Likewise.
8752 * tree-into-ssa.c (cmp_dfsnum): Likewise.
8753 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
8754 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
8755 get_nonlocal_debug_decl, convert_nonlocal_reference,
8756 convert_nonlocal_omp_clauses, get_local_debug_decl,
8757 convert_local_reference, convert_local_omp_clauses,
8758 convert_nl_goto_reference, convert_nl_goto_receiver,
8759 convert_tramp_reference, convert_call_expr): Likewise.
8760 * tree-outof-ssa.c (contains_tree_r): Likewise.
8761 * tree-parloops.c (reduction_phi, initialize_reductions,
8762 eliminate_local_variables_1, add_field_for_reduction,
8763 add_field_for_name, create_phi_for_local_result,
8764 create_call_for_reduction_1, create_loads_for_reductions,
8765 create_stores_for_reduction, create_loads_and_stores_for_name):
8767 * tree-phinodes.c (allocate_phi_node): Likewise.
8768 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
8769 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
8770 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
8771 * tree-ssa-coalesce.c (compare_pairs): Likewise.
8772 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
8773 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
8774 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
8775 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8776 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
8777 vn_nary_op_insert): Likewise.
8778 * tree-ssa.c (redirect_edge_var_map_add,
8779 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
8780 * tree-vectorizer.c (vectorize_loops): Likewise.
8781 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
8782 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
8783 tree_cons_stat, build1_stat, build_variant_type_copy,
8784 decl_init_priority_lookup, decl_fini_priority_lookup,
8785 decl_priority_info, decl_restrict_base_lookup,
8786 decl_restrict_base_insert, decl_debug_expr_lookup,
8787 decl_debug_expr_insert, decl_value_expr_lookup,
8788 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
8789 type_hash_add, get_file_function_name, tree_check_failed,
8790 tree_not_check_failed, tree_range_check_failed,
8791 omp_clause_range_check_failed, build_omp_clause,
8792 build_vl_exp_stat): Likewise.
8793 * value-prof.c (gimple_histogram_value,
8794 gimple_duplicate_stmt_histograms): Likewise.
8795 * var-tracking.c (attrs_list_insert, attrs_list_copy,
8796 unshare_variable, variable_union_info_cmp_pos, variable_union,
8797 dataflow_set_different_1, dataflow_set_different_2,
8798 vt_find_locations, variable_was_changed, set_variable_part,
8799 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
8800 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
8801 section_entry_hash, object_block_entry_eq,
8802 object_block_entry_hash, create_block_symbol,
8803 initialize_cold_section_name, default_function_rodata_section,
8804 strip_reg_name, set_user_assembler_name, const_desc_eq,
8805 build_constant_desc, output_constant_def, lookup_constant_def,
8806 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
8807 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
8808 default_internal_label): Likewise.
8809 * varray.c (varray_init, varray_grow): Likewise.
8810 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
8812 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
8814 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
8815 operators for "test" insn. Macroize insn using SWI mode macro.
8816 (*jcc_fused_2): Ditto.
8817 (*jcc_fused_3): Macroize insn using SWI mode macro.
8818 (*jcc_fused_4): Ditto.
8820 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
8822 * tree-ssa-pre.c: Fix typo in comment.
8823 (init_antic, fini_antic): Add explicit funtions for
8824 initializing and deinitializing ANTIC and AVAIL sets.
8825 (create_expression_by_pieces): Fix typo in comment.
8826 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
8827 (execute_pre): Eventually dump details about ANTIC_IN.
8829 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8831 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
8832 * gcc.c (translate_options, init_spec, store_arg, read_specs,
8833 add_to_obstack, file_at_path, find_a_file, execute,
8834 add_preprocessor_option, add_assembler_option, add_linker_option,
8835 process_command, insert_wrapper, do_option_spec, do_self_spec,
8836 spec_path, do_spec_1, is_directory, main, used_arg,
8837 getenv_spec_function): Likewise.
8838 * tlink.c (symbol_hash_lookup, file_hash_lookup,
8839 demangled_hash_lookup, symbol_push, file_push, frob_extension):
8842 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8844 * doc/rtl.texi: Updated subreg section.
8846 2008-06-19 Jakub Jelinek <jakub@redhat.com>
8849 * cgraphunit.c (cgraph_process_new_functions): Don't clear
8850 node->needed and node->reachable.
8851 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
8852 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
8853 (expand_task_call): Don't call expand_task_copyfn.
8854 (expand_task_copyfn): Renamed to...
8855 (finalize_task_copyfn): ... this.
8857 2008-06-19 Jan Hubicka <jh@suse.cz>
8859 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
8860 clobbering framepointer.
8862 2008-06-19 Jan Hubicka <jh@suse.cz>
8864 * tree-optimize.c (execute_early_local_optimizations): Set
8865 cgraph_state only at first invocation.
8867 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8869 * system.h (-Wc++-compat): Activate as a warning, no an error.
8871 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
8873 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
8874 instead of "#" in insn asm template.
8875 (*jcc_fused_2): Ditto.
8877 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
8879 * config/i386/i386.h (ix86_tune_indices)
8880 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
8881 (TARGET_FUSE_CMP_AND_BRANCH): New define.
8882 * config/i386/i386.md (*jcc_fused_1): New insn pattern
8883 (*jcc_fused_2): Ditto.
8884 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
8885 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
8886 (print operand): Handle 'E' and 'e' code.
8888 2008-06-19 Anatoly Sokolov <aesok@post.ru>
8890 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
8891 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8892 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8894 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
8896 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
8898 (cgraph_expand_function): Use local copy of decl.
8899 (cgraph_expand_all_functions): Remove redundant initialization of
8901 (cgraph_optimize): Reword internal_error message.
8903 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
8905 * arm-protos.h (arm_return_in_memory): Remove public
8906 arm_return_in_memory() prototype.
8907 * arm.c (arm_return_in_memory): Add static prototype, add target
8908 hook macro, change definition and comments.
8909 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
8911 2008-06-19 Ben Elliston <bje@au.ibm.com>
8913 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
8914 real.c: Remove references to IEEE 754R.
8915 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
8916 * doc/libgcc.texi (Decimal float library routines): Likewise.
8918 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8920 * targhooks.h (struct gcc_target): New member unwind_word_mode.
8921 (default_unwind_word_mode): Add prototype.
8922 * targhooks.c (default_unwind_word_mode): New function.
8923 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
8924 instead of word_mode.
8925 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
8926 (TARGET_INITIALIZER): Use it.
8928 * c-common.c (handle_mode_attribute): Support "unwind_word"
8930 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
8932 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
8933 word_mode to access SjLj_Function_Context member "data".
8934 (sjlj_emit_dispatch_table): Likewise. Also, perform type
8935 conversion from targetm.eh_return_filter_mode () to
8936 targetm.unwind_word_mode () if they differ.
8938 * builtin-types.def (BT_UNWINDWORD): New primitive type.
8939 (BT_FN_UNWINDWORD_PTR): New function type.
8940 (BT_FN_WORD_PTR): Remove.
8941 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
8942 * except.c (expand_builtin_extend_pointer): Convert pointer to
8943 targetm.unwind_word_mode () instead of word_mode.
8945 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
8946 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
8947 (spu_unwind_word_mode): New function.
8948 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
8949 (TARGET_UNWIND_WORD_MODE): Define.
8950 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
8952 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8954 * config/spu/spu.c (reg_align): Remove.
8955 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
8956 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
8957 (spu_split_store): Likewise.
8959 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
8961 * gcc/tree-vn.c: Fix typo in comment.
8963 2008-06-18 Jan Hubicka <jh@suse.cz>
8965 * cgraphunit.c (cgraph_optimize): Output debug info when doing
8966 toplevel reorder too.
8968 2008-06-18 Jan Hubicka <jh@suse.cz>
8970 * c-opts.c (c_common_post_options): PCH is not compatible with
8972 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
8973 -fno-toplevel-reorder by default now.
8975 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8977 PR documentation/30739
8978 * doc/install.texi (Prerequisites): Document dependency on awk.
8980 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
8981 Ian Lance Taylor <iant@google.com>
8983 PR rtl-optimization/35604
8984 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
8985 only want to change jump destinations, not eventual label comparisons.
8987 2008-06-16 Jan Hubicka <jh@suse.cz>
8989 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
8991 (cgraph_analyze_function): Likewise.
8993 2008-06-16 Jan Hubicka <jh@suse.cz>
8995 * cgraph.h (cgraph_mark_if_needed): New function.
8996 * cgraphunit.c (cgraph_mark_if_needed): New function.
8997 * c-decl.c (duplicate_decl): Use it.
8999 2008-06-16 Jan Hubicka <jh@suse.cz>
9001 * cgraph.c (cgraph_add_new_function): When in expansion state, do
9004 2008-06-16 Jan Hubicka <jh@suse.cz>
9006 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
9008 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
9009 Kazu Hirata <kazu@codesourcery.com>
9010 Maxim Kuvyrkov <maxim@codesourcery.com
9012 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
9013 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
9014 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
9015 EXTRA_SPEC_FUNCTIONS.
9016 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
9017 (DRIVER_SELF_SPECS): Adjust.
9018 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
9019 * config/mips/st.h, config/mips/t-st: New.
9020 * config/mips/driver-native.c, config/mips/x-native: New.
9021 * doc/invoke.texi (MIPS): Document 'native' value for -march and
9024 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9026 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
9028 (ISA_HAS_FP_CONDMOVE): New macro.
9029 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
9030 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
9031 (ISA_HAS_NMADD3_NMSUB3): New macro.
9032 * config/mips/mips.c (mips_rtx_costs): Update.
9033 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
9034 compiling for ST Loongson 2E/2F.
9035 (madd<mode>): Rename to madd4<mode>. Update.
9036 (madd3<mode>): New pattern.
9037 (msub<mode>): Rename to msub4<mode>. Update.
9038 (msub3<mode>): New pattern.
9039 (nmadd<mode>): Rename to nmadd4<mode>. Update.
9040 (nmadd3<mode>): New pattern.
9041 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
9042 (nmadd3<mode>_fastmath): New pattern.
9043 (nmsub<mode>): Rename to nmsub4<mode>. Update.
9044 (nmsub3<mode>): New pattern.
9045 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
9046 (nmsub3<mode>_fastmath): New pattern.
9047 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
9049 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
9051 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
9052 (DF_REF_INSN_INFO): New.
9053 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
9054 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
9055 with a NULL DF_REF_INSN_INFO.
9056 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
9058 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
9059 DF_INSN_INFO_EQ_USES): New.
9060 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
9061 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
9062 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
9063 * df-core.c: Update comment for above changes.
9064 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
9065 DF_INSN_UID_* macros.
9066 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
9067 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
9068 insn rtx. Update all callers.
9069 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
9070 df_ref_create_structure, df_insn_refs_collect): Likewise.
9071 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
9072 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
9073 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
9074 macros to access the insn refs.
9075 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
9076 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
9077 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
9078 for accessing the refs.
9079 (try_fwprop_subst): Likewise.
9080 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
9081 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
9082 for accessing the refs.
9083 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
9084 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
9085 to look at the insn refs.
9086 (record_uses): Likewise.
9087 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
9089 (mark_artificial_uses): Don't mark_insn for artificial refs.
9090 (mark_reg_rependencies): Likewise.
9092 * doc/rtl.texi: Remove documentation of ADDRESSOF.
9094 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9096 * configure: Regenerate.
9098 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9100 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
9101 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9102 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9104 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9106 * config/avr/avr.c (avr_mcu_t): Add attiny167.
9107 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9108 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9110 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9112 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
9113 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9114 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9116 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9118 * tree-ssa-sccvn.c: Fix format of comments.
9120 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9122 * cgraph.c: Remove unneeded forward declarations of eq_node()
9125 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
9127 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
9129 (see_update_relevancy): Likewise.
9130 * fwprop.c (try_fwprop_subst): Likewise.
9131 * rtlanal.c (noop_move_p): Likewise.
9132 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
9133 notes to non-existing libcall blocks.
9134 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
9136 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
9137 (dead_libcall_p): Remove.
9138 (delete_trivially_dead_insns): Don't use it.
9139 * web.c (union_defs): Remove comment about keeping nops.
9140 * gcse.c (hash_scan_insn): Don't take libcall pointers.
9141 (compute_hash_table_work): Don't track libcall notes.
9142 (do_local_cprop): Don't take libcall pointers. Don't update
9144 (adjust_libcall_notes): Deleted.
9145 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
9146 ever have existed in the first place).
9147 (replace_store_insn): Don't try to remove libcall notes.
9148 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
9149 (resolve_reg_notes): Don't call them.
9150 (resolve_simple_move): Likewise.
9151 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
9152 Don't remove REG_RETVAL notes.
9153 * emit-rtl.c (try_split): Don't update libcall notes.
9154 (emit_copy_of_insn_after): Dito.
9155 * cselib.c (cselib_current_insn_in_libcall): Remove.
9156 (cselib_process_insn): Don't set/clear it.
9157 (new_elt_loc_list): Don't record it.
9158 (cselib_init): Don't initialize it.
9159 * cselib.c (struct elt_loc_list): Remove in_libcall field.
9160 * loop-invariant.c (find_invariant_insn): Don't look for libcall
9162 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
9163 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
9164 (init_deps): Don't initialize it.
9165 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
9166 * combine.c (delete_noop_moves): Don't update libcall notes.
9167 (can_combine_p): Remove now pointless #if 0 block.
9168 (try_combine): Remove another obsolete #if 0 block.
9169 (distribute_notes): Don't distribute libcall notes.
9170 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
9171 * dce.c (libcall_dead_p): Remove.
9172 (delete_unmarked_insns): Don't handle libcall blocks.
9173 (preserve_libcall_for_dce): Remove.
9174 (prescan_insns_for_dce): Don't special-case libcall block insns.
9175 * reload1 (reload): Don't handle libcall notes.
9176 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
9179 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9181 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
9182 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9183 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9185 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9187 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
9188 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9189 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9191 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9193 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
9195 2008-06-16 Ira Rosen <irar@il.ibm.com>
9197 PR tree-optimization/36493
9198 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
9199 the arguments list. Use VECTYPE to create vector pointer.
9200 (vectorizable_store): Fail if accesses through a pointer to vectype
9201 do not alias the original memory reference operands.
9202 Call vect_create_data_ref_ptr without the removed argument.
9203 (vectorizable_load): Likewise.
9204 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
9207 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
9210 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
9213 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9215 * config/mips/loongson2ef.md: New file.
9216 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
9217 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
9218 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
9219 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
9220 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
9222 (loongson2ef.md): New include.
9223 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
9224 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
9225 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
9226 (loongson_gt_<mode>, loongson_extract_halfword)
9227 (loongson_insert_halfword_0, loongson_insert_halfword_2)
9228 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
9229 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
9230 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
9231 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
9232 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
9233 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
9234 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
9235 (vec_interleave_low<mode>): Define type attribute.
9236 * config/mips/mips.c (mips_ls2): New static variable.
9237 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
9238 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
9239 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
9240 Implement target scheduling hooks.
9241 (mips_multipass_dfa_lookahead): Update to handle tuning for
9243 (mips_sched_init): Initialize data for Loongson scheduling.
9244 (mips_ls2_variable_issue): New static function.
9245 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
9247 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
9248 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
9249 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
9250 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
9251 Handle ST Loongson 2E/2F cores.
9252 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
9254 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9256 * omp-low.c (extract_omp_for_data): Fix comment typo.
9259 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9261 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
9262 FIXME note about gcc/config.guess.
9263 * doc/options.texi (Option file format): Remove non-ASCII bytes.
9264 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
9265 * doc/cppopts.texi: Likewise.
9266 * doc/extend.texi: Likewise.
9267 * doc/gcc.texi: Likewise.
9268 * doc/gccint.texi: Likewise.
9269 * doc/gcov.texi: Likewise.
9270 * doc/gty.texi: Likewise.
9271 * doc/hostconfig.texi: Likewise.
9272 * doc/install.texi: Likewise.
9273 * doc/invoke.texi: Likewise.
9274 * doc/loop.texi: Likewise.
9275 * doc/makefile.texi: Likewise.
9276 * doc/md.texi: Likewise.
9277 * doc/passes.texi: Likewise.
9278 * doc/tm.texi: Likewise.
9279 * doc/tree-ssa.texi: Likewise.
9280 * doc/trouble.texi: Likewise.
9282 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
9283 Nathan Sidwell <nathan@codesourcery.com>
9284 Maxim Kuvyrkov <maxim@codesourcery.com>
9285 Richard Sandiford <rdsandiford@googlemail.com>
9287 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
9288 * config/mips/mips-protos.h (mips_expand_vector_init): New.
9289 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
9291 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
9292 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
9293 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
9295 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
9296 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
9297 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
9298 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
9299 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
9300 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
9301 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
9302 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
9303 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
9304 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
9305 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
9306 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
9307 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
9308 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
9309 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
9310 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
9311 (mips_builtins): Add Loongson builtins.
9312 (mips_loongson_2ef_bdesc): New.
9313 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
9314 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
9315 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
9316 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
9318 (mips_expand_vector_init): New.
9319 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
9320 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
9322 * config/mips/mips.md: Add unspec numbers for Loongson
9323 builtins. Include loongson.md.
9324 (MOVE64): Include Loongson vector modes.
9325 (SPLITF): Include Loongson vector modes.
9326 (HALFMODE): Handle Loongson vector modes.
9327 * config/mips/loongson.md: New.
9328 * config/mips/loongson.h: New.
9329 * config.gcc: Add loongson.h header for mips*-*-* targets.
9330 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
9332 2008-06-14 Joseph Myers <joseph@codesourcery.com>
9334 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
9335 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
9336 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
9337 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
9338 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
9339 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
9340 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
9341 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
9342 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
9343 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
9344 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
9345 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
9346 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
9347 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
9348 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
9349 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
9350 Remove use_fixproto=yes.
9351 (ia64*-*-hpux*): Remove comment about using fixproto.
9352 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
9354 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9356 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
9358 * configure: Regenerate.
9360 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
9363 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
9364 before evaluating it.
9366 2008-06-13 Jakub Jelinek <jakub@redhat.com>
9369 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
9370 nested inline functions.
9371 (start_decl, start_function): Don't invert DECL_EXTERNAL
9372 for nested inline functions.
9374 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9376 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
9377 splits that must be made for correctness.
9379 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9381 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
9382 (AVAIL_NON_MIPS16): Likewise.
9383 (mips_builtin_description): Replace target_flags with a predicate.
9384 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
9385 (dspr2_32): New availability predicates.
9386 (MIPS_BUILTIN): New macro.
9387 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
9388 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
9389 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
9390 Replace the TARGET_FLAGS parameters with AVAIL parameters.
9391 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
9392 (mips_dsp_32only_bdesc): Merge into...
9393 (mips_builtins): ...this new array.
9394 (mips_bdesc_map, mips_bdesc_arrays): Delete.
9395 (mips_init_builtins): Update after above changes.
9396 (mips_expand_builtin_1): Merge into...
9397 (mips_expand_builtin): ...here and update after above changes.
9399 2008-06-12 Paul Brook <paul@codesourcery.com>
9401 * longlong.h (__arm__): Define count_leading_zeros.
9402 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
9403 (clzsi2, clzdi2): New functions.
9404 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
9405 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
9406 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
9407 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
9408 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
9409 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
9410 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
9411 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9412 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
9413 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
9415 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
9417 * config/m68k/m68k.c (m68k_tune_flags): New.
9418 (override_options): Compute m68k_tune_flags.
9419 (MULL_COST, MULW_COST): Update for various variants of CFV2.
9420 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
9422 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9425 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
9427 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9429 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
9430 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
9432 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9434 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
9435 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
9437 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9440 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
9443 2008-06-12 Richard Guenther <rguenther@suse.de>
9445 PR tree-optimization/36345
9446 * tree-flow.h (struct ptr_info_def): Align escape_mask,
9447 add memory_tag_needed flag.
9448 (may_alias_p): Declare.
9449 * tree-ssa-alias.c (may_alias_p): Export.
9450 (set_initial_properties): Use memory_tag_needed flag.
9451 (update_reference_counts): Likewise.
9452 (reset_alias_info): Reset memory_tag_needed flag.
9453 (create_name_tags): Check memory_tag_needed flag.
9454 (dump_points_to_info_for): Dump it.
9455 * tree-ssa-structalias.c (struct variable_info): Remove
9456 directly_dereferenced flag.
9457 (new_var_info): Do not initialize it.
9458 (process_constraint_1): Do not set it.
9459 (update_alias_info): Set is_dereferenced flag.
9460 (set_uids_in_ptset): Use may_alias_p.
9461 (set_used_smts): Check memory_tag_needed flag.
9462 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
9463 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
9464 memory_tag_needed flag.
9465 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
9468 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
9470 * config/i386/i386.c (ix86_compute_frame_layout): Disable
9471 red zone for w64 abi.
9472 (ix86_expand_prologue): Likewise.
9473 (ix86_force_to_memory): Likewise.
9474 (ix86_free_from_memory): Likewise.
9476 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
9479 * config/rs6000/rs6000.c (rs6000_override_options): Set
9480 rs6000_isel conditionally to the absence of comand line override.
9481 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9482 Remove duplicate rs6000_isel setting.
9483 * config/rs6000/eabispe.h: Ditto.
9485 2008-06-11 Richard Guenther <rguenther@suse.de>
9487 * alias.c (get_alias_set): Use the element alias-set for arrays.
9488 (record_component_aliases): For arrays and vectors do nothing.
9489 * c-common.c (strict_aliasing_warning): Handle the cases
9490 of alias set zero explicitly.
9491 * Makefile.in (dfp.o-warn): Add -Wno-error.
9493 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9495 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
9497 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
9498 tune_32 tune_64 to supported_defaults. Allow values not
9499 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
9500 x86_64. Do not override cpu_32 or cpu_64 values from target name.
9501 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
9502 with_cpu_64 to generic for 64-bit-supporting configurations, not
9503 with_cpu. Remove FIXMEs.
9504 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
9505 --with-arch-64, --with-tune-32, --with-tune-64): Document.
9506 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
9507 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
9508 arch_32 and arch_64.
9510 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
9511 Olivier Hainque <hainque@adacore.com>
9513 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
9514 Use DECL_SIZE_UNIT to retrieve the size of the field.
9516 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9518 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
9519 with function calls after declarations. Lay out
9520 neon_float_type_node before further use.
9522 2008-06-11 Richard Guenther <rguenther@suse.de>
9524 * tree-flow.h (may_point_to_global_var): Declare.
9525 * tree-ssa-alias.c (may_point_to_global_var): New function.
9526 * tree-ssa-sink.c (is_hidden_global_store): Use it.
9528 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
9530 * configure.ac: Teach that fido supports .debug_line.
9531 * configure: Regenerate.
9533 2008-06-10 Tom Tromey <tromey@redhat.com>
9535 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
9538 2008-06-10 Joseph Myers <joseph@codesourcery.com>
9540 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
9541 (encode_decimal64, decode_decimal64, encode_decimal128,
9542 decode_decimal128): Reverse order of 32-bit parts of value if host
9543 and target endianness differ.
9545 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
9547 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
9548 Avoid division by 0.
9549 (tree_mod_pow2_value_transform): Likewise.
9550 (tree_ic_transform): Likewise.
9551 (tree_stringops_transform): Likewise.
9552 (tree_mod_subtract_transform): Likewise.
9553 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
9554 (copy_edges_for_bb): Likewise.
9555 (initialize_cfun): Likewise.
9557 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
9559 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
9560 nonmemory_operand. Add "N" operand constraint.
9562 (*jcc_btdi_mask_rex64): New instruction and split pattern.
9563 (*jcc_btsi_mask): Ditto.
9564 (*jcc_btsi_mask_1): Ditto.
9566 2008-06-10 Joseph Myers <joseph@codesourcery.com>
9568 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
9569 TYPE_CANONICAL for copied element type.
9571 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
9574 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
9575 Add m_CORE2 and m_GENERIC.
9576 * config/i386/predicates.md (bt_comparison_operator): New predicate.
9577 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
9579 (*jcc_btdi_rex64): New instruction and split pattern.
9581 (*jcc_btsi_1): Ditto.
9582 (*btsq): Fix Intel asm dialect operand order.
9586 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
9589 * simplify-rtx.c (simplify_subreg): Add check for shift count
9592 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
9594 * doc/md.texi: Synchronize with later constraints.md change.
9595 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
9596 with a C implementation.
9597 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
9599 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
9600 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
9601 when moving to and from MD_REGNUM.
9602 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
9603 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
9604 Handle byte and halfword moves.
9605 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
9607 * config/mips/constraints.md (h): Turn into NO_REGS.
9608 (l, x): Update documentation.
9609 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
9610 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
9611 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
9612 (HILO): New mode iterator.
9614 (any_div): New code iterator.
9615 (u): Extend code attribute to div and udiv.
9616 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
9617 d_operand in the splitters. Remove redundant CONST_INT checks.
9618 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
9619 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
9620 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
9621 accordingly, using normal moves instead of unspecs to move LO into
9622 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
9623 (<u>mulsidi3): Handle expansion in C code.
9624 (<u>mulsidi3_32bit_internal): Rename to...
9625 (<u>mulsidi3_32bit): ...this.
9626 (<u>mulsidi3_32bit_r4000): Fix insn separator.
9627 (*<u>mulsidi3_64bit): Rename to...
9628 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
9629 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
9630 to set LO and HI to the multiplication result. Use a normal move
9631 for MFLO and an unspec for MFHI.
9632 (*<u>mulsidi3_64bit_parts): Replace with...
9633 (<u>mulsidi3_64bit_hilo): ...this new instruction.
9634 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
9635 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
9636 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
9637 instead of HI. Split the instruction into a separate multiplication
9638 and MFHI if !TARGET_FIX_R4000.
9639 (<su>muldi3_highpart): Likewise.
9640 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
9641 and the "=h" clobber.
9642 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
9643 (<u>mulditi3): New expander.
9644 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
9645 (madsi): Remove "=h" clobber.
9646 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
9647 Force the modulus result to be a GPR and split the instruction into
9648 a division followed by an MFHI after reload.
9649 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
9650 (*lea_high64): Use d_operand in the define_peephole2. Likewise
9651 the MIPS16 HIGH define_split.
9652 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
9653 of acc<->gpr moves to "multi".
9654 (*movdi_64bit): Replace the single "x" alternative with
9655 alternatives for moving into and out of "a".
9656 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
9657 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
9658 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
9659 Use d_operand in the splitters. Remove redundant CONST_INT checks.
9660 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
9661 (movti): New expander.
9662 (*movti, *movti_mips16): New insns.
9663 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
9664 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
9665 (mthi<GPR:mode>_<HILO:mode>): Likewise.
9666 * config/mips/predicates.md (fpr_operand): Delete.
9667 (d_operand): New predicate.
9669 2008-06-09 Michael Meissner <michael.meissner@amd.com>
9671 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
9672 failure on some Bourne shells.
9673 (x86_64-*-*): Ditto.
9675 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
9677 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
9679 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
9681 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
9682 (sparc-sun-solaris2*): Likewise.
9684 2008-06-09 Arnaud Charlet <charlet@adacore.com
9686 * doc/install.texi: Update requirements to build the Ada compiler.
9688 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
9690 * df-scan.c (struct df_scan_problem_data): Remove the
9691 mw_link_pool alloc pool.
9692 (df_scan_free_internal): Don't free it.
9693 (df_scan_alloc): Don't allocate it.
9694 * df.h (struct df_link): Update comment.
9696 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
9698 * except.h: Correct checks for when SJLJ exceptions must be used.
9700 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9702 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
9705 2008-06-08 Joseph Myers <joseph@codesourcery.com>
9707 PR tree-optimization/36218
9708 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
9709 configure for the build system.
9710 (BUILD_LDFLAGS): Define.
9711 * configure: Regenerate.
9712 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
9714 2008-07-08 Anatoly Sokolov <aesok@post.ru>
9717 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
9718 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
9719 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
9721 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
9723 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
9725 2008-06-07 Joseph Myers <joseph@codesourcery.com>
9727 * config.gcc (Obsolete configurations): Remove list of
9729 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
9730 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
9731 targets matched by those patterns.
9732 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
9733 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
9734 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
9735 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
9736 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
9737 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
9738 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
9739 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
9740 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
9741 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
9742 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
9743 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
9744 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
9745 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
9746 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
9747 Make code for Solaris 7 and greater unconditional for Solaris.
9748 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
9749 Remove --with-* handling.
9750 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
9751 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
9752 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
9753 LINK_OS_WINDISS_SPEC): Remove.
9754 * config/rs6000/sysv4.opt (mwindiss): Remove.
9755 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
9756 * configure: Regenerate.
9757 * doc/cpp.texi: Don't mention BeOS.
9758 * doc/extend.texi (interrupt): Don't mention MS1.
9759 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
9760 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
9761 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
9762 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
9763 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
9765 * doc/invoke.texi (MT Options): Remove.
9766 (-mwindiss): Remove.
9767 (CRIS Options): Remove cris-axis-aout references.
9768 (HPPA Options): Don't mention hppa1.1-*-pro.
9769 * doc/md.texi: (MorphoTech family): Remove.
9770 * libgcc2.c: Don't handle UWIN.
9771 * config/alpha/t-unicosmk: Remove.
9772 * config/alpha/unicosmk.h: Remove.
9773 * config/arm/kaos-arm.h: Remove.
9774 * config/arm/kaos-strongarm.h: Remove.
9775 * config/arm/strongarm-coff.h: Remove.
9776 * config/arm/strongarm-elf.h: Remove.
9777 * config/arm/strongarm-pe.h: Remove.
9778 * config/arm/t-strongarm-pe: Remove.
9779 * config/arm/t-xscale-coff: Remove.
9780 * config/arm/t-xscale-elf: Remove.
9781 * config/arm/xscale-coff.h: Remove.
9782 * config/arm/xscale-elf.h: Remove.
9783 * config/chorus.h: Remove.
9784 * config/cris/aout.h: Remove.
9785 * config/cris/aout.opt: Remove.
9786 * config/cris/t-aout: Remove.
9787 * config/i386/beos-elf.h: Remove.
9788 * config/i386/kaos-i386.h: Remove.
9789 * config/i386/ptx4-i.h: Remove.
9790 * config/i386/sco5.h: Remove.
9791 * config/i386/sco5.opt: Remove.
9792 * config/i386/sysv4-cpp.h: Remove.
9793 * config/i386/sysv5.h: Remove.
9794 * config/i386/t-beos: Remove.
9795 * config/i386/t-sco5: Remove.
9796 * config/i386/t-uwin: Remove.
9797 * config/i386/uwin.asm: Remove.
9798 * config/i386/uwin.h: Remove.
9799 * config/kaos.h: Remove.
9800 * config/mips/windiss.h: Remove.
9801 * config/mt: Remove directory.
9802 * config/pa/pa-osf.h: Remove.
9803 * config/pa/pa-pro-end.h: Remove.
9804 * config/pa/t-pro: Remove.
9805 * config/ptx4.h: Remove.
9806 * config/rs6000/beos.h: Remove.
9807 * config/rs6000/kaos-ppc.h: Remove.
9808 * config/rs6000/t-beos: Remove.
9809 * config/rs6000/windiss.h: Remove.
9810 * config/sh/kaos-sh.h: Remove.
9811 * config/sol2-6.h: Remove.
9812 * config/sparc/sol26-sld.h: Remove.
9813 * config/sparc/sysv4-only.h: Remove.
9814 * config/vax/bsd.h: Remove.
9815 * config/vax/t-memfuncs: Remove.
9816 * config/vax/ultrix.h: Remove.
9817 * config/vax/vaxv.h: Remove.
9818 * config/windiss.h: Remove.
9820 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
9822 PR rtl-optimization/36438
9823 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
9824 for vector shifts with constant scalar shift operands.
9826 2008-06-06 Sandip Matte <sandip@rmicorp.com>
9828 * doc/invoke.texi: Document -march=xlr.
9829 * config/mips/xlr.md: New file.
9830 * config/mips/mips.md: Include it.
9832 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
9833 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
9834 (mips_rtx_cost_data): Likewise.
9836 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
9838 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
9839 PRE_INC and PRE_DEC cases.
9841 2008-06-06 Jakub Jelinek <jakub@redhat.com>
9843 PR rtl-optimization/36419
9844 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
9845 the emitting jump insn.
9848 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
9849 is not bool, boolify the whole *expr_p and convert to the desired type.
9851 2008-06-06 Jakub Jelinek <jakub@redhat.com>
9853 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
9854 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
9855 Add omp_private_outer_ref hook, add another argument to
9856 omp_clause_default_ctor hook.
9857 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
9858 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
9859 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
9860 hook_tree_tree_tree_tree_null.
9861 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
9862 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
9863 * hooks.c (hook_tree_tree_tree_tree_null): New function.
9864 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
9865 * tree.def (OMP_TASK): New tree code.
9866 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
9867 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
9868 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
9869 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
9870 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
9871 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
9872 OMP_CLAUSE_COLLAPSE_EXPR): Define.
9873 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
9874 (OMP_DIRECTIVE_P): Add OMP_TASK.
9875 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
9876 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
9877 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
9878 and OMP_CLAUSE_UNTIED entries.
9879 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
9881 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
9882 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
9883 * tree-pretty-print.c (dump_omp_clause): Handle
9884 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
9885 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
9886 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
9887 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
9888 warning about unsigned iterators. Change decl/init/cond/incr
9889 arguments to TREE_VECs, check arguments for all collapsed loops.
9890 (c_finish_omp_taskwait): New function.
9891 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
9893 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
9894 default_function_array_conversion on init. Add par_clauses argument.
9895 If decl is present in parallel's lastprivate clause, change it to
9896 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
9897 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
9898 collapse count in clauses.
9899 (c_parser_omp_for, c_parser_omp_parallel): Adjust
9900 c_parser_omp_for_loop callers.
9901 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
9902 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
9903 (c_parser_omp_clause_name): Handle collapse and untied clauses.
9904 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
9906 (c_parser_omp_clause_schedule): Handle schedule(auto).
9907 Include correct location in the error message.
9908 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
9909 and PRAGMA_OMP_CLAUSE_UNTIED.
9910 (OMP_TASK_CLAUSE_MASK): Define.
9911 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
9912 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
9913 * tree-nested.c (convert_nonlocal_omp_clauses,
9914 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
9915 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
9916 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
9917 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
9919 (conver_nonlocal_reference, convert_local_reference,
9920 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
9921 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
9922 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
9923 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
9924 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
9925 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
9926 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
9927 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
9928 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
9930 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
9931 * c-common.h (c_finish_omp_taskwait): New prototype.
9932 * gimple-low.c (lower_stmt): Handle OMP_TASK.
9933 * tree-parloops.c (create_parallel_loop): Create 1 entry
9934 vectors for OMP_FOR_{INIT,COND,INCR}.
9935 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
9936 (make_edges): Handle OMP_TASK.
9937 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
9938 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
9939 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
9940 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
9941 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
9942 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
9943 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
9944 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
9945 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
9946 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
9947 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
9948 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
9949 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
9950 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
9951 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
9952 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
9953 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
9954 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
9955 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
9956 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
9957 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
9958 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
9959 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
9960 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
9961 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
9962 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
9963 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
9964 original iterator is present in lastprivate clause or if
9965 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
9966 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
9967 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
9968 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
9969 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
9970 if it is set, lookup var in outer contexts too. Handle
9971 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
9972 to be implicitly determined firstprivate for task regions.
9973 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
9974 if it is set, lookup var in outer contexts too. Set
9975 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
9976 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
9977 OMP_CLAUSE_UNTIED. Take region_type as last argument
9978 instead of in_parallel and in_combined_parallel.
9979 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
9981 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
9982 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
9983 (new_omp_context): Set default_kind to
9984 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
9985 (omp_region_type): New enum.
9986 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
9987 fields, add region_type.
9988 (new_omp_context): Take region_type as argument instead of is_parallel
9989 and is_combined_parallel.
9990 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
9991 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
9992 ctx->is_combined_parallel checks.
9993 (gimplify_omp_task): New function.
9994 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
9996 * omp-low.c (extract_omp_for_data): Use schedule(static)
9997 for schedule(auto). Handle pointer and unsigned iterators.
9998 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
9999 Add loops argument. Extract data for collapsed OMP_FOR loops.
10000 (expand_parallel_call): Assert sched_kind isn't auto,
10001 map runtime schedule to index 3.
10002 (struct omp_for_data_loop): New type.
10003 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
10004 Add loop, loops, collapse and iter_type fields.
10005 (workshare_safe_to_combine_p): Disallow combined for if
10006 iter_type is unsigned long long. Don't combine collapse > 1 loops
10007 unless all bounds and steps are constant. Adjust extract_omp_for_data
10009 (expand_omp_for_generic): Handle pointer, unsigned and long long
10010 iterators. Handle collapsed OMP_FOR loops. Adjust
10011 for struct omp_for_data changes. If libgomp function doesn't return
10012 boolean_type_node, add comparison of the return value with 0.
10013 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
10014 pointer, unsigned and long long iterators. Adjust for struct
10015 omp_for_data changes.
10016 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
10017 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
10018 unsigned long long. Allocate loops array, pass it to
10019 extract_omp_for_data. For collapse > 1 loops use always
10020 expand_omp_for_generic.
10021 (omp_context): Add sfield_map and srecord_type fields.
10022 (is_task_ctx, lookup_sfield): New functions.
10023 (use_pointer_for_field): Use is_task_ctx helper. Change first
10024 argument's type from const_tree to tree. Clarify comment.
10025 In OMP_TASK disallow copy-in/out sharing.
10026 (build_sender_ref): Call lookup_sfield instead of lookup_field.
10027 (install_var_field): Add mask argument. Populate both record_type
10028 and srecord_type if needed.
10029 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
10031 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
10032 and DECL_FIELD_OFFSET.
10033 (scan_sharing_clauses): Adjust install_var_field callers. For
10034 firstprivate clauses on explicit tasks allocate the var by value in
10035 record_type unconditionally, rather than by reference.
10036 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
10037 Use is_taskreg_ctx instead of is_parallel_ctx.
10038 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10039 (create_omp_child_function_name): Add task_copy argument, use
10040 *_omp_cpyfn* names if it is true.
10041 (create_omp_child_function): Add task_copy argument, if true create
10042 *_omp_cpyfn* helper function.
10043 (scan_omp_parallel): Adjust create_omp_child_function callers.
10044 Rename parallel_nesting_level to taskreg_nesting_level.
10045 (scan_omp_task): New function.
10046 (lower_rec_input_clauses): Don't run constructors for firstprivate
10047 explicit task vars which are initialized by *_omp_cpyfn*.
10048 Pass outer var ref to omp_clause_default_ctor hook if
10049 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
10050 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
10051 OMP_CLAUSE_REDUCTION_INIT.
10052 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
10053 avoid duplicate setting of fields. Handle
10054 OMP_CLAUSE_PRIVATE_OUTER_REF.
10055 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
10056 copy-out if TREE_READONLY, only copy-in.
10057 (expand_task_copyfn): New function.
10058 (expand_task_call): New function.
10059 (struct omp_taskcopy_context): New type.
10060 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
10062 (lower_omp_parallel): Rename to...
10063 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10064 Call create_task_copyfn if srecord_type is needed. Adjust
10066 (task_shared_vars): New variable.
10067 (check_omp_nesting_restrictions): Warn if work-sharing,
10068 barrier, master or ordered region is closely nested inside OMP_TASK.
10069 Add warnings for barrier if closely nested inside of work-sharing,
10070 ordered, or master region.
10071 (scan_omp_1): Call check_omp_nesting_restrictions even for
10072 GOMP_barrier calls. Rename parallel_nesting_level to
10073 taskreg_nesting_level. Handle OMP_TASK.
10074 (lower_lastprivate_clauses): Even if some lastprivate is found on a
10075 work-sharing construct, continue looking for them on parent parallel
10077 (lower_omp_for_lastprivate): Add lastprivate clauses
10078 to the beginning of dlist rather than end. Adjust for struct
10079 omp_for_data changes.
10080 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
10081 not after it. Handle collapsed OMP_FOR loops, adjust for
10082 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
10083 (get_ws_args_for): Adjust extract_omp_for_data caller.
10084 (scan_omp_for): Handle collapsed OMP_FOR
10085 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10086 (lower_omp_single_simple): If libgomp function doesn't return
10087 boolean_type_node, add comparison of the return value with 0.
10088 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
10089 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
10090 (parallel_nesting_level): Rename to...
10091 (taskreg_nesting_level): ... this.
10092 (is_taskreg_ctx): New function.
10093 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
10094 of is_parallel_ctx.
10095 (execute_lower_omp): Rename parallel_nesting_level to
10096 taskreg_nesting_level.
10097 (expand_omp_parallel): Rename to...
10098 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10099 Call omp_task_call for OMP_TASK regions.
10100 (expand_omp): Adjust caller, handle OMP_TASK.
10101 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
10103 * bitmap.c (bitmap_default_obstack_depth): New variable.
10104 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
10105 if argument is NULL and bitmap_default_obstack is already initialized.
10106 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
10108 * matrix-reorg.c (matrix_reorg): Likewise.
10110 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10112 * config/i386/i386.md (*indirect_jump): Macroize using P
10113 mode iterator. Remove !TARGET_64BIT from insn constraints.
10114 (*tablejump_1): Ditto.
10115 (*indirect_jump_rex64): Remove insn pattern.
10116 (*tablejump_1_rex64): Ditto.
10117 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
10118 and eh_return_si insn patterns.
10120 2008-06-06 Richard Guenther <rguenther@suse.de>
10122 * tree-ssa-structalias.c (merge_smts_into): Remove.
10123 (find_what_p_points_to): Do not bother to compute the
10124 points-to set for pt_anything pointers.
10125 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
10126 for pt_anything pointers is ok.
10128 2008-06-06 Jan Hubicka <jh@suse.cz>
10130 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
10132 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10134 * cgraph.c: Fix typos in comments.
10135 (cgraph_availability_names): Fix string typo.
10136 * fold-const.c: Fix typos in comments.
10137 (fold_binary): Fix typo in warning.
10138 * genautomata.c: Fix typos in comments.
10139 (check_presence_pattern_sets): Fix typo in local variable.
10140 (output_description): Fix typo in output.
10141 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
10142 * hwint.h: Likewise.
10143 * matrix-reorg.c (check_allocation_function): Likewise.
10144 * omega.c (smooth_weird_equations): Likewise.
10145 * auto-inc-dec.c: Fix typos in comments.
10146 * bb-reorder.c: Likewise.
10147 * builtins.c: Likewise.
10148 * c-common.c: Likewise.
10149 * c-cppbuiltin.c: Likewise.
10150 * c-parser.c: Likewise.
10151 * c-pretty-print.c: Likewise.
10152 * cfgcleanup.c: Likewise.
10153 * cfgexpand.c: Likewise.
10154 * cfghooks.c: Likewise.
10155 * cfglayout.c: Likewise.
10156 * cfgloopmanip.c: Likewise.
10157 * cgraphunit.c: Likewise.
10158 * coverage.c: Likewise.
10159 * dbxout.c: Likewise.
10160 * df-byte-scan.c: Likewise.
10161 * df-core.c: Likewise.
10162 * df-problems.c: Likewise.
10163 * df-scan.c: Likewise.
10165 * dominance.c: Likewise.
10166 * domwalk.c: Likewise.
10168 * dwarf2out.c: Likewise.
10169 * emit-rtl.c: Likewise.
10170 * et-forest.c: Likewise.
10171 * function.c: Likewise.
10172 * function.h: Likewise.
10174 * gcov-io.c: Likewise.
10175 * gcov.c: Likewise.
10176 * gcse.c: Likewise.
10177 * genattrtab.c: Likewise.
10178 * ggc-page.c: Likewise.
10179 * gimplify.c: Likewise.
10180 * gthr-lynx.h: Likewise.
10181 * haifa-sched.c: Likewise.
10182 * ipa-cp.c: Likewise.
10183 * ipa-inline.c: Likewise.
10184 * ipa-prop.h: Likewise.
10185 * ipa-pure-const.c: Likewise.
10186 * ipa-struct-reorg.c: Likewise.
10187 * ipa-struct-reorg.h: Likewise.
10188 * ipa-type-escape.c: Likewise.
10190 * loop-doloop.c: Likewise.
10191 * mips-tfile.c: Likewise.
10192 * mkmap-flat.awk: Likewise.
10193 * mkmap-symver.awk: Likewise.
10194 * modulo-sched.c: Likewise.
10195 * omp-low.c: Likewise.
10196 * optabs.c: Likewise.
10197 * optabs.h: Likewise.
10198 * opts.c: Likewise.
10199 * passes.c: Likewise.
10200 * postreload-gcse.c: Likewise.
10201 * postreload.c: Likewise.
10202 * predict.c: Likewise.
10203 * pretty-print.h: Likewise.
10204 * profile.c: Likewise.
10205 * protoize.c: Likewise.
10206 * ra-conflict.c: Likewise.
10207 * real.c: Likewise.
10208 * recog.c: Likewise.
10209 * regclass.c: Likewise.
10210 * regs.h: Likewise.
10211 * reload.c: Likewise.
10212 * rtl-error.c: Likewise.
10213 * rtlanal.c: Likewise.
10214 * scan.h: Likewise.
10215 * sched-rgn.c: Likewise.
10217 * stmt.c: Likewise.
10218 * target.h: Likewise.
10219 * tree-dfa.c: Likewise.
10220 * tree-eh.c: Likewise.
10221 * tree-flow-inline.h: Likewise.
10222 * tree-inline.c: Likewise.
10223 * tree-into-ssa.c: Likewise.
10224 * tree-loop-distribution.c: Likewise.
10225 * tree-nested.c: Likewise.
10226 * tree-parloops.c: Likewise.
10227 * tree-pass.h: Likewise.
10228 * tree-pretty-print.c: Likewise.
10229 * tree-profile.c: Likewise.
10230 * tree-scalar-evolution.c: Likewise.
10231 * tree-sra.c: Likewise.
10232 * tree-ssa-alias-warnings.c: Likewise.
10233 * tree-ssa-ccp.c: Likewise.
10234 * tree-ssa-coalesce.c: Likewise.
10235 * tree-ssa-dom.c: Likewise.
10236 * tree-ssa-dse.c: Likewise.
10237 * tree-ssa-forwprop.c: Likewise.
10238 * tree-ssa-live.c: Likewise.
10239 * tree-ssa-live.h: Likewise.
10240 * tree-ssa-loop-im.c: Likewise.
10241 * tree-ssa-loop-ivopts.c: Likewise.
10242 * tree-ssa-loop-niter.c: Likewise.
10243 * tree-ssa-loop-prefetch.c: Likewise.
10244 * tree-ssa-phiopt.c: Likewise.
10245 * tree-ssa-phiprop.c: Likewise.
10246 * tree-ssa-sccvn.c: Likewise.
10247 * tree-ssa-ter.c: Likewise.
10248 * tree-ssa-threadupdate.c: Likewise.
10249 * tree-ssa.c: Likewise.
10250 * tree-vect-analyze.c: Likewise.
10251 * tree-vect-transform.c: Likewise.
10252 * tree-vectorizer.c: Likewise.
10253 * tree-vn.c: Likewise.
10254 * tree-vrp.c: Likewise.
10255 * tree.c: Likewise.
10256 * tree.def: Likewise.
10257 * tree.h: Likewise.
10258 * unwind-dw2-fde.c: Likewise.
10259 * unwind.inc: Likewise.
10260 * value-prof.c: Likewise.
10261 * vmsdbgout.c: Likewise.
10263 2008-06-05 David Edelsohn <edelsohn@gnu.org>
10265 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
10266 always place FP constants in the TOC for TARGET_POWERPC64.
10267 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
10269 2008-06-05 Joseph Myers <joseph@codesourcery.com>
10271 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
10272 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
10273 enable for TARGET_E500_DOUBLE.
10274 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
10275 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
10276 floating-point modes like integer modes for E500 double.
10277 (rs6000_legitimate_offset_address_p): Likewise.
10278 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
10279 addressing for DDmode for E500 double.
10280 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
10281 modes as using 64-bits of registers for E500 double.
10282 (spe_build_register_parallel): Do not handle DDmode or TDmode.
10283 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
10284 specially for E500 double.
10285 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
10286 TDmode for E500 double.
10287 (rs6000_gimplify_va_arg): Only handle SDmode in registers
10288 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
10289 (rs6000_split_multireg_move): Do not handle TDmode specially for
10291 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
10292 using 64-bit registers for E500 double.
10293 (emit_frame_save): Do not handle DDmode specially for E500 double.
10294 (gen_frame_mem_offset): Likewise.
10295 (rs6000_function_value): Do not call spe_build_register_parallel
10296 for DDmode or TDmode.
10297 (rs6000_libcall_value): Likewise.
10298 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
10299 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
10302 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
10304 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
10307 2008-06-04 Junjie Gu <jgu@tensilica.com>
10309 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
10310 comparison for frame pointers.
10312 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10315 * config/avr/avr.h (PUSH_ROUNDING): Remove.
10317 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10320 * builtins.c (expand_builtin_signbit): Don't take lowpart when
10321 register is already smaller or equal to required mode.
10323 2008-06-04 Xinliang David Li <davidxl@google.com>
10325 * tree-call-cdce.c: New file.
10326 (cond_dead_built_in_calls): New static variable.
10327 (input_domain): New struct.
10328 (check_pow): New function.
10329 (check_builtin_call): Ditto.
10330 (check_target_format): Ditto.
10331 (is_call_dce_candidate): Ditto.
10332 (gen_one_condition): Ditto.
10333 (gen_conditions_for_domain): Ditto.
10334 (get_domain): Ditto.
10335 (gen_conditions_for_pow_cst_base): Ditto.
10336 (gen_conditions_for_pow_int_base): Ditto.
10337 (gen_conditions_for_pow): Ditto.
10338 (get_no_error_domain): Ditto.
10339 (gen_shrink_wrap_conditions): Ditto.
10340 (shrink_wrap_one_built_in_call): Ditto.
10341 (shink_wrap_conditional_dead_built_in_calls): Ditto.
10342 (tree_call_cdce): Ditto.
10343 (gate_call_cdce): Ditto.
10344 (pass_call_cdce): New gimple pass.
10345 * passes.c: (init_optimization_passes): New pass.
10346 * tree-pass.h: New pass declaration.
10347 * opts.c (decode_options): New flag setting.
10348 * common.opt: Add -ftree-builtin-call-dce flag.
10349 * Makefile.in: Add new source file.
10350 * tempvar.def: New tv_id.
10351 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
10353 2008-06-04 Richard Guenther <rguenther@suse.de>
10355 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
10356 (is_call_clobbered): Always check var_ann->call_clobbered.
10357 (mark_call_clobbered): Always set var_ann->call_clobbered.
10358 (clear_call_clobbered): Always clear var_ann->call_clobbered.
10359 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
10360 (reset_alias_info): Clear call clobbering info on MTAGs and
10362 (set_pt_anything): Set pt_global_mem.
10363 (create_tag_raw): Adjust comment.
10364 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
10366 2008-06-04 Joseph Myers <joseph@codesourcery.com>
10367 Maxim Kuvyrkov <maxim@codesourcery.com>
10369 * config/m68k/m68k.opt (mxgot): New option.
10370 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
10371 (m68k_output_addr_const_extra): New.
10372 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
10373 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
10374 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
10375 * doc/invoke.texi (M680x0 Options): Document -mxgot.
10377 2008-06-04 Richard Guenther <rguenther@suse.de>
10379 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
10380 negative or non-representable offsets.
10382 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
10384 * config/i386/i386.c (ix86_gen_leave): New.
10385 (ix86_gen_pop1): Likewise.
10386 (ix86_gen_add3): Likewise.
10387 (ix86_gen_sub3): Likewise.
10388 (ix86_gen_sub3_carry): Likewise.
10389 (ix86_gen_one_cmpl2): Likewise.
10390 (ix86_gen_monitor): Likewise.
10391 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
10392 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
10393 ix86_gen_one_cmpl2 and ix86_gen_monitor.
10394 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
10395 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
10396 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
10397 (ix86_expand_epilogue): Updated.
10398 (print_operand): Handle integer register operand for 'z'.
10399 (ix86_expand_strlensi_unroll_1): Likewise.
10400 (ix86_expand_strlen): Likewise.
10401 (ix86_expand_builtin): Likewise.
10402 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
10403 mov{q}/mov{l} and add{q}/add{l}.
10405 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10407 * config/i386/i386.md (P): New mode iterator.
10408 (SFmode push_operand splitter): Macroize DImode and SImode pushes
10409 using P mode iterator.
10410 (DFmode push_operand splitter): Ditto.
10411 (XFmode push_operand splitter): Ditto.
10412 (DFmode float_extend SFmode push_operand splitter): Ditto.
10413 (XFmode float_extend SFmode push_operand splitter): Do not generate
10414 SImode pushes for 64bit target. Macroize Dimode and SImode
10415 pushes using P mode iterator.
10416 (XFmode float_extend DFmode push_operand splitter): Ditto.
10418 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10420 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
10421 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
10422 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
10423 return type to int.
10424 (ix86_call_abi_override): Remove check for call_used_regs.
10426 2008-06-03 Richard Guenther <rguenther@suse.de>
10428 * tree-ssa-structalias.c (find_func_aliases): Add constraints
10429 for the lhs of calls if the return type contains pointers.
10431 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10433 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
10434 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
10435 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
10436 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
10437 of cfun and DEFAULT_ABI to deceide abi mode.
10438 (DEFAULT_ABI): New.
10439 (REG_PARM_STACK_SPACE): Removed.
10440 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
10441 (STACK_BOUNDARY): Use default target to deceide stack boundary.
10442 * config/i386/i386-protos.h (ix86_cfun_abi): New.
10443 (ix86_function_abi): Likewise.
10444 (ix86_function_type_abi): Likewise.
10445 (ix86_call_abi_override): Likewise.
10446 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
10447 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
10448 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
10449 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
10451 (X86_64_REGPARM_MAX): New.
10452 (X86_64_SSE_REGPARM_MAX): New.
10453 (X64_REGPARM_MAX): New.
10454 (X64_SSE_REGPARM_MAX): New.
10455 (X86_32_REGPARM_MAX): New.
10456 (X86_32_SSE_REGPARM_MAX): New.
10457 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
10458 (ix86_function_regparm): Handle user calling abi.
10459 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
10460 by DEFAULT_ABI versus SYSV_ABI check.
10461 (ix86_reg_parm_stack_space): New.
10462 (ix86_function_type_abi): New.
10463 (ix86_call_abi_override): New.
10464 (ix86_function_abi): New.
10465 (ix86_cfun_abi): New.
10466 (init_cumulative_args): Call abi specific initialization.
10467 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
10468 (function_arg_64): Extend SSE_REGPARM_MAX check.
10469 (function_arg (): Remove TARGET_64BIT_MS_ABI.
10470 (ix86_pass_by_reference): Likewise.
10471 (ix86_function_value_regno_p): Likewise.
10472 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
10473 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
10474 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
10475 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
10476 (setup_incoming_varargs_64): Adjust regparm for call abi.
10477 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
10478 (ix86_va_start): Likewise.
10479 (ix86_gimplify_va_arg): Likewise.
10480 (ix86_expand_prologue): Likewise.
10481 (output_pic_addr_const): Likewise.
10482 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
10483 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
10484 (x86_output_mi_thunk): Likewise.
10485 (x86_function_profiler): Likewise.
10486 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
10487 (SYSV_ABI, MS_ABI): New constants.
10488 (DEFAULT_ABI): New.
10489 (init_regs): Add prototype of function in regclass.c file.
10490 (OVERRIDE_ABI_FORMAT): New.
10491 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
10492 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
10493 (OUTGOING_REG_PARM_STACK_SPACE): New.
10494 (ix86_reg_parm_stack_space): New prototype.
10495 (CUMULATIVE_ARGS): Add call_abi member.
10496 (machine_function): Add call_abi member.
10497 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
10498 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
10500 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
10503 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
10504 (avr_builtin_setjmp_frame_value): New function.
10505 * config/avr/avr.md (nonlocal_goto_receiver): Define.
10506 (nonlocal_goto): Define.
10508 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
10510 * config/mips/mips.c (mips_emit_loadgp): Return early if
10511 there is nothing do to, otherwise emit a blockage if
10512 !TARGET_EXPLICIT_RELOCS || crtl->profile.
10513 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
10515 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10517 * configure.ac: Drop unneeded backslash ending up in config.in.
10518 * acinclude.m4: Likewise.
10519 * config.in: Regenerate.
10521 2008-05-26 Jan Hubicka <jh@suse.cz>
10523 * predict.c (maybe_hot_frequency_p): Break out of...
10524 (maybe_hot_bb_p): ... here.
10525 (maybe_hot_edge_p): New.
10526 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
10527 * basic-block.h (maybe_hot_edge_p): Declare.
10529 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
10531 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
10532 (*cmpfp_<mode>_cc): Ditto.
10533 (*fp_jcc_8<mode>_387): Ditto.
10534 (*fop_<MODEF:mode>_2_i387): Ditto.
10535 (*fop_<MODEF:mode>_3_i387): Ditto.
10536 (*fop_xf_2_i387): Ditto.
10537 (*fop_xf_3_i387): Ditto.
10539 2008-06-02 Tomas Bily <tbily@suse.cz>
10541 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
10543 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10545 * config/mips/mips.c (mips_valid_offset_p): New function.
10546 (mips_valid_lo_sum_p): Likewise.
10547 (mips_classify_address): Use them.
10548 (mips_force_address): New function.
10549 (mips_legitimize_address): Use it.
10550 * config/mips/mips.md (MOVE128): New mode iterator.
10551 (movtf): Require TARGET_64BIT. Remove empty strings.
10552 (*movtf_internal): Rename to...
10553 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
10554 of "R" and use {,fp}{load,store} attributes instead of "multi".
10555 Use a separate define_split.
10556 (*movtf_mips16): New pattern.
10558 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10560 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
10561 * config/mips/mips.c (mips_expand_before_return): New function.
10562 (mips_expand_epilogue): Call it.
10563 * config/mips/mips.md (return): Turn into a define_expand.
10564 (*return): New insn.
10566 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10568 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
10569 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
10570 functions. Do not emit uses and clobbers of CONCATs; individually
10571 use and clobber their operands.
10572 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
10573 gen_clobber, emit_use and gen_use.
10574 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
10575 (expand_builtin_return): Likewise.
10576 * cfgbuild.c (count_basic_blocks): Likewise.
10577 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
10578 * explow.c (emit_stack_restore): Likewise.
10579 * expmed.c (extract_bit_field_1): Likewise.
10580 * expr.c (convert_move, emit_move_complex_parts): Likewise.
10581 (emit_move_multi_word, store_constructor): Likewise.
10582 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
10583 (thread_prologue_and_epilogue_insns): Likewise.
10584 * lower-subreg.c (resolve_simple_move): Likewise.
10585 * optabs.c (widen_operand, expand_binop): Likewise.
10586 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
10587 * reload.c (find_reloads): Likewise.
10588 * reload1.c (eliminate_regs_in_insn): Likewise.
10589 * stmt.c (expand_nl_goto_receiver): Likewise.
10590 * config/alpha/alpha.md (builtin_longjmp): Likewise.
10591 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
10592 * config/arm/arm.c (arm_load_pic_register): Likewise.
10593 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
10594 * config/arm/arm.md (untyped_return): Likewise.
10595 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
10596 * config/avr/avr.c (expand_prologue): Likewise.
10597 * config/bfin/bfin.c (do_unlink): Likewise.
10598 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
10599 * config/cris/cris.c (cris_expand_prologue): Likewise.
10600 * config/darwin.c (machopic_indirect_data_reference): Likewise.
10601 (machopic_legitimize_pic_address): Likewise.
10602 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
10603 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
10604 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
10605 (ix86_expand_convert_uns_didf_sse): Likewise.
10606 (ix86_expand_vector_init_general): Likewise.
10607 * config/ia64/ia64.md (eh_epilogue): Likewise.
10608 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
10609 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
10610 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
10611 (config/iq2000/iq2000.c): Likewise.
10612 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
10613 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
10614 (builtin_longjmp): Likewise.
10615 * config/mn10300/mn10300.md (call, call_value): Likewise.
10616 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
10617 * config/pdp11/pdp11.md (abshi2): Likewise.
10618 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10619 * config/s390/s390.c (s390_emit_prologue): Likewise.
10620 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
10621 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
10622 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
10623 * config/sh/sh.c (prepare_move_operands): Likewise.
10624 (output_stack_adjust, sh_expand_epilogue): Likewise.
10625 (sh_set_return_address, sh_expand_t_scc): Likewise.
10626 * config/sparc/sparc.c (load_pic_register): Likewise.
10627 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
10628 * config/spu/spu.c (spu_expand_epilogue): Likewise.
10629 * config/v850/v850.c (expand_epilogue): Likewise.
10631 2008-05-31 Anatoly Sokolov <aesok@post.ru>
10633 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
10634 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
10635 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
10636 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
10637 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
10638 stack pointer register.
10639 (output_movhi): Remove code for interrupt specific writing to the
10640 stack pointer register.
10642 2008-05-31 Richard Guenther <rguenther@suse.de>
10644 PR tree-optimization/34244
10645 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
10646 (tree_expr_nonzero_warnv_p): Likewise.
10647 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
10648 ssa_name_nonnegative_p.
10649 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
10650 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
10651 not tree_expr_nonzero_warnv_p.
10653 PR tree-optimization/36262
10655 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
10657 PR tree-optimization/34244
10658 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
10659 (record_numbers_of_iterations): New function.
10660 (execute_vrp): Cache the numbers of iterations of loops.
10661 * tree-scalar-evolution.c (scev_reset_except_niters):
10663 (scev_reset): Use scev_reset_except_niters.
10664 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
10666 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
10668 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
10669 __WORKAROUND_RETS when appropriate.
10671 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
10673 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
10674 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
10676 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
10677 *fop_df_comm_sse insn patterns using MODEF mode iterator.
10678 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
10679 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
10680 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
10681 *fop_df_1_mixed insn patterns using MODEF mode iterator.
10682 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
10683 *fop_df_1_sse insn patterns using MODEF mode iterator.
10684 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
10685 *fop_df_1_i387 insn patterns using MODEF mode iterator.
10686 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
10687 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
10688 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
10689 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
10690 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
10691 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
10692 (*fop_xf_4_i387): Use <MODE> for mode attribute.
10693 (*fop_xf_5_i387): Ditto.
10694 (*fop_xf_6_i387): Ditto.
10696 2008-05-30 Richard Guenther <rguenther@suse.de>
10698 * builtins.c (build_string_literal): Avoid generating
10699 a non-gimple_val result.
10701 2008-05-30 DJ Delorie <dj@redhat.com>
10703 * exec-tool.in: Use an environment variable (private) instead of a
10704 file (shared) as a semaphore, so as to not break parallel builds.
10706 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
10708 * optabs.c (maybe_encapsulate_block): Remove.
10709 (emit_libcall_block): Adjust accordingly.
10710 * optabs.h (maybe_encapsulate_block): Remove prototype.
10712 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
10713 Don't use maybe_encapsulate_block.
10715 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
10717 * config/rs6000/rs6000.c (rs6000_legitimize_address,
10718 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
10719 rtx is a SYMBOL_REF before calling get_pool_constant.
10721 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
10723 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
10725 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
10727 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
10728 rather than OS names to choose INO_T_EQ definition.
10729 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
10730 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
10732 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
10735 * config/darwin-f.c: New.
10736 * config/t-darwin: Added rule to build darwin-f.o.
10737 * config.gcc: Defined new variable, fortran_target_objs.
10738 (*-*-darwin*): Set fortran_target_objs.
10739 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
10740 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
10741 * configure: Regenerated.
10743 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
10746 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
10747 canonical type if needed.
10749 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
10751 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
10753 2008-05-29 Richard Guenther <rguenther@suse.de>
10755 PR tree-optimization/36343
10756 PR tree-optimization/36346
10757 PR tree-optimization/36347
10758 * tree-flow.h (clobber_what_p_points_to): Declare.
10759 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
10760 pointed-to variable is dereferenced is irrelevant to whether
10761 the pointer can access the pointed-to variable.
10762 (clobber_what_p_points_to): New function.
10763 * tree-ssa-alias.c (set_initial_properties): Use it.
10764 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
10765 call clobber check for NMTs.
10767 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
10769 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
10770 for printing gcov_type.
10772 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
10774 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
10775 and the eh region information.
10776 * value-prof.c (gimple_move_stmt_histograms): New function.
10777 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
10779 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
10781 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
10783 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
10785 * value-prof.c (tree_ic_transform): Print counts.
10786 * tree-profile.c (tree_gen_ic_func_profiler):
10787 Clear __gcov_indreict_call_callee variable to avoid misattribution
10790 2008-05-28 Rafael Espindola <espindola@google.com>
10792 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
10795 2008-05-28 Richard Guenther <rguenther@suse.de>
10797 PR tree-optimization/36339
10798 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
10799 and clobbering code out of the loop.
10801 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
10803 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
10806 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
10807 s390_contiguous_bitmask_p, s390_symref_operand_p,
10808 s390_check_symref_alignment, s390_reload_larl_operand,
10809 s390_reload_symref_address): New functions.
10810 (s390_branch_condition_mnemonic): Support compare and branch
10812 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
10813 and 'W' constraints.
10814 (s390_secondary_reload): Add secondary reloads for unaligned
10815 symbol refs or symbol refs to floating point or QI/TI mode
10817 (legitimate_address_p): Accept symbol references as addresses.
10818 (s390_expand_insv): Use rotate and insert selected bits
10819 instruction for insv when building for z10.
10820 (print_operand_address): Handle symbol ref addresses.
10821 (print_operand): Output modifier 'c' added for signed byte values.
10822 (s390_encode_section_info): Mark symbol refs with
10823 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
10825 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
10826 (length attribute): RRF, RRR have 4 byte length.
10827 (FPALL, INTALL): New mode iterators added.
10828 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
10829 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
10830 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
10831 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
10832 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
10833 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
10834 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
10835 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
10837 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
10838 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
10839 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
10840 reload<INTALL:mode><P:mode>_toreg_z10,
10841 reload<FPALL:mode><P:mode>_tomem_z10,
10842 reload<FPALL:mode><P:mode>_toreg_z10,
10843 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
10844 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
10845 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
10846 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
10848 (movmem, clrmem, cmpmem): New splitters added.
10850 * config/s390/predicates.md (larl_operand): Use
10851 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
10852 SYMBOL_REF_ALIGN1_P.
10853 (s390_signed_integer_comparison,
10854 s390_unsigned_integer_comparison): New predicates.
10856 * config/s390/s390-protos.h (s390_check_symref_alignment,
10857 s390_contiguous_bitmask_p, s390_reload_larl_operand,
10858 s390_reload_symref_address,
10859 s390_compare_and_branch_condition_mask): Prototypes added.
10861 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
10862 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
10863 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
10865 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
10867 * config/s390/s390.c (z10_cost): New cost function for z10.
10868 (s390_handle_arch_option, override_options): Support -march=z10 switch.
10869 (s390_issue_rate): Adjust issue rate for z10.
10870 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
10871 (processor_flags): Add PF_Z10.
10872 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
10873 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
10874 * gcc/config.gcc: Add z10.
10876 2008-05-28 Richard Guenther <rguenther@suse.de>
10878 PR tree-optimization/36291
10879 * tree-flow. h (struct gimple_df): Remove var_anns member.
10880 * tree-flow-inline.h (gimple_var_anns): Remove.
10881 (var_ann): Simplify.
10882 * tree-dfa.c (create_var_ann): Simplify.
10883 (remove_referenced_var): Clear alias info from var_anns of globals.
10884 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
10885 (delete_tree_ssa): Clear alias info from var_anns of globals.
10886 Do not free var_anns.
10887 (var_ann_eq): Remove.
10888 (var_ann_hash): Likewise.
10890 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
10892 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
10893 and loongson2f entries.
10894 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
10895 * config/mips/mips.h (processor_type): Add Loongson-2E
10896 and Loongson-2F entries.
10897 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
10898 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
10899 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
10900 * doc/invoke.texi (MIPS Options): Document loongson2e
10901 and loongson2f processor names.
10903 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
10907 * config/i386/i386.c (ix86_function_arg_boundary): Use
10908 alignment of canonical type.
10909 (ix86_expand_vector_move): Check unaligned memory access for
10912 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
10914 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
10915 Moved to the front of file.
10917 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
10918 H.J. Lu <hongjiu.lu@intel.com>
10920 * dwarf2out.c (current_fde): New.
10922 (lookup_cfa:): Likewise.
10923 (dwarf2out_end_epilogue): Likewise.
10924 (dwarf2out_note_section_used): Likewise.
10926 2008-05-27 Michael Matz <matz@suse.de>
10929 * c.opt (Wenum-compare): New warning option.
10930 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
10932 2008-05-27 Michael Matz <matz@suse.de>
10934 PR middle-end/36326
10935 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
10937 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
10938 into memory as tail calls.
10940 2008-05-27 Richard Guenther <rguenther@suse.de>
10942 PR tree-optimization/36339
10943 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
10944 pointers cause all addressable variables to be call clobbered.
10946 2008-05-27 Richard Guenther <rguenther@suse.de>
10948 PR tree-optimization/36245
10949 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
10951 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10953 * config/s390/s390.md: Replace all occurences of the 'm'
10954 constraint with 'RT'.
10956 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10958 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
10960 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
10962 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
10963 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
10964 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
10966 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10968 * reload.c: (find_reloads): Skip alternatives according to the
10969 "enabled" attribute. Constify the constraint variable.
10970 * recog.c (get_attr_enabled): Add default implementation.
10971 (extract_insn): Set the alternative_enabled_p array
10972 in the recog_data struct.
10973 (preprocess_constraints, constrain_operands): Skip
10974 alternatives according to the "enabled" attribute
10975 * recog.h (struct recog_data): New field alternative_enabled_p.
10976 (skip_alternative): New inline function.
10977 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
10978 (record_reg_classes): Skip alternative according to the
10979 "enabled" attribute.
10981 * doc/md.texi: Add documention for the "enabled" attribute.
10983 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10985 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
10986 * postreload.c (reload_cse_simplify_operands): Replace 'm'
10987 constraint with TARGET_MEM_CONSTRAINT.
10988 * recog.c (asm_operand_ok, preprocess_constraints,
10989 constrain_operands): Likewise.
10990 * regclass.c (record_reg_classes): Likewise.
10991 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
10992 * reload1.c (maybe_fix_stack_asms): Likewise.
10993 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
10994 * recog.h: Adjust comment.
10995 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
10996 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
10997 * doc/md.texi: Add a note to description of 'm' constraint.
10998 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
11000 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
11002 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
11003 that the bitfield is of integral type before testing its precision.
11005 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11006 Sa Liu <saliu@de.ibm.com>
11008 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
11009 __modti3, __udivti3, __umodti3 and __udivmodti4.
11010 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
11011 that implement TImode mul and div functions.
11012 * config/spu/multi3.c: New. Implement __multi3.
11013 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
11014 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
11017 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
11019 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
11020 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
11021 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
11022 tls_sysv_suffix): New mode and mode attribute iterators.
11023 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
11024 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
11025 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
11026 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
11027 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
11030 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
11032 PR tree-optimization/36329
11033 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
11034 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
11035 * cgraphbuild.c (initialize_inline_failed): Use the latter
11036 macro in lieu of the former.
11037 * ipa-inline.c (cgraph_mark_inline): Likewise.
11038 (cgraph_decide_inlining_of_small_function): Likewise.
11039 (cgraph_decide_inlining): Likewise.
11040 (cgraph_decide_inlining_incrementally): Likewise.
11042 2008-05-26 Tristan Gingold <gingold@adacore.com>
11043 Anatoly Sokolov <aesok@post.ru>
11045 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
11046 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
11047 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
11048 optimization for 'avr6' architecture.
11050 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
11053 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
11055 2008-05-26 Richard Guenther <rguenther@suse.de>
11057 * tree-ssa-sccvn.c (expr_has_constants): Declare.
11058 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
11060 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
11062 PR middle-end/36253
11063 * caller-save.c (insert_restore): Verify alignment of spill space.
11064 (insert_save): Likewise.
11065 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
11066 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
11067 (STACK_SLOT_ALIGNMENT): Likewise.
11068 * function.c (LOCAL_ALIGNMENT): Removed.
11069 (get_stack_local_alignment): New.
11070 (assign_stack_local): Use it. Set alignment on stack slot.
11071 (assign_stack_temp_for_type): Use get_stack_local_alignment.
11072 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
11073 (STACK_SLOT_ALIGNMENT): New.
11074 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
11075 stack slot in XFmode.
11077 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
11079 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
11082 * config/i386/i386.md (allocate_stack_worker_64): Make sure
11083 argument operand in rax isn't removed.
11085 2008-05-26 Richard Guenther <rguenther@suse.de>
11087 PR middle-end/36300
11088 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
11089 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
11091 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11094 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
11096 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
11098 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
11099 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
11101 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11103 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
11104 build a trampoline if we don't want one.
11105 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
11106 return zero for nested functions if we don't want a trampoline.
11108 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11110 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
11112 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11115 * c.opt: Removed undocumented option '-lang-fortran'.
11116 * c-common.h: Removed global variable 'lang_fortran'.
11117 * c-opts.c (c_common_handle_option): Removed code to handle
11118 option '-lang-fortran'. Updated includes.
11119 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
11120 definition of '__GFORTRAN__'.
11121 (define__GNUC__): Reimplemented to use BASEVER and
11122 cpp_define_formatted.
11123 (builtin_define_with_value_n): Removed.
11124 * c-incpath.h: Renamed to ...
11125 * incpath.h: ... this.
11126 * c-incpath.c: Renamed to ...
11127 * incpath.c: ... this. Updated includes.
11128 * fix-header.c: Updated includes.
11129 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
11130 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
11131 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
11133 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11135 * tree.h: Update the table of flags used on tree nodes.
11136 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
11137 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
11138 (FORCED_LABEL): Add access check.
11139 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
11140 (ASM_INPUT_P): Likewise.
11141 (ASM_VOLATILE_P): Likewise.
11142 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
11143 (OMP_SECTION_LAST): Access private_flag directly.
11144 (OMP_RETURN_NOWAIT): Likewise.
11145 (OMP_PARALLEL_COMBINED): Likewise.
11146 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
11147 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
11148 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
11149 deprecated_flag directly.
11151 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
11153 * final.c (frame_pointer_needed): Removed.
11154 * flags.h (frame_pointer_needed): Likewise.
11156 * function.h (rtl_data): Add frame_pointer_needed.
11157 (frame_pointer_needed): New.
11159 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
11161 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
11163 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
11165 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
11168 2008-05-25 Alan Modra <amodra@bigpond.net.au>
11170 * c-common.c (strip_array_types): Move function to..
11172 (get_inner_array_type): Delete.
11173 * c-common.h (strip_array_types): Move declaration to..
11175 (get_inner_array_type): Delete.
11176 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
11177 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
11178 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
11179 * config/pa/pa.c (emit_move_sequence): Likewise.
11181 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
11183 * config/i386/i386.md (*sse_prologue_save_insn): Set length
11186 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
11188 * function.c: Include target hook for nonlocal_goto frame value.
11190 2008-05-24 Richard Guenther <rguenther@suse.de>
11192 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
11193 variable can be only accessed through a pointer or a union.
11195 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11197 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
11198 * doc/extend.texi: Likewise.
11200 2008-05-23 DJ Delorie <dj@redhat.com>
11202 * config/m32c/jump.md (untyped_call): Add.
11204 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
11205 for A24 to PSImode.
11206 (m32c_address_cost): Detail costs for indirect offsets.
11208 2008-05-23 Rafael Espindola <espindola@google.com>
11210 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
11211 if a node is a SUBREG.
11212 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
11215 2008-05-23 Paul Brook <paul@codesourcery.com>
11216 Carlos O'Donell <carlos@codesourcery.com>
11218 * doc/extend.texi: Clarify use of __attribute__((naked)).
11219 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11220 * target.h (gcc_target): Add allocate_stack_slots_for_args.
11221 * function.c (use_register_for_decl): Use
11222 targetm.calls.allocate_stack_slots_for_args.
11223 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11224 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
11225 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
11227 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
11229 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
11231 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
11233 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
11234 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
11235 is only rounded once.
11237 2008-05-23 Richard Guenther <rguenther@suse.de>
11239 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
11241 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
11242 Jakub Jelinek <jakub@redhat.com>
11245 * configure.ac: Handle --enable-cld.
11246 * configure: Regenerated.
11247 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
11248 * config/i386/i386.h (struct machine_function): Add needs_cld field.
11249 (ix86_current_function_needs_cld): New define.
11250 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
11251 (cld): New isns pattern.
11252 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
11253 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
11254 * config/i386/i386.opt (mcld): New option.
11255 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
11256 TARGET_CLD and ix86_current_function_needs_cld.
11257 (override_options): Use -mcld by default for 32-bit code if
11260 * doc/install.texi (Options specification): Document --enable-cld.
11261 * doc/invoke.texi (Machine Dependent Options)
11262 [i386 and x86-64 Options]: Add -mcld option.
11263 (Intel 386 and AMD x86-64 Options): Document -mcld option.
11265 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
11266 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
11267 (return_in_memory_64): Likewise.
11268 (return_in_memory_ms_64): Likewise.
11270 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11272 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
11273 * builtins.c (fold_builtin_fpclassify): New.
11274 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
11275 * builtins.def (BUILT_IN_FPCLASSIFY): New.
11276 * c-common.c (handle_type_generic_attribute): Adjust to accept
11277 fixed arguments before an elipsis.
11278 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
11279 * doc/extend.texi: Document __builtin_fpclassify.
11281 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
11283 * omp-low.c (gate_expand_omp_ssa): Remove.
11284 (pass_expand_omp_ssa): Remove.
11285 (gate_expand_omp): Do not check for flag_openmp_ssa.
11286 * common.opt (-fopenmp-ssa): Remove.
11287 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
11289 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
11291 * config/sh/sh.opt (mfixed-range): New option.
11292 * config/sh/sh-protos.h (sh_fix_range): Declare.
11293 * config/sh/sh.c (sh_fix_range): New function.
11294 * config/sh/sh.h (sh_fixed_range_str): Declare.
11295 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
11297 * doc/invoke.texi (SH Options): Document -mfixed-range.
11299 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
11301 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
11302 it before the redeclaration.
11304 2008-05-22 Anatoly Sokolov <aesok@post.ru>
11306 * config/avr/avr.c (get_sequence_length): Add new function.
11307 (expand_prologue, expand_epilogue): Remove duplicate code.
11309 2008-05-22 Rafael Espindola <espindola@google.com>
11311 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
11314 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
11316 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
11317 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
11319 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
11320 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
11321 (vect_update_misalignment_for_peel): Likewise.
11322 (vector_alignment_reachable_p): Likewise.
11323 * tree-vect-transform.c (vectorizable_load): Likewise.
11324 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11325 (get_vectype_for_scalar_type): Pass mode of scalar_type
11326 to UNITS_PER_SIMD_WORD.
11328 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
11329 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
11330 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
11331 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
11332 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
11334 2008-05-22 Ira Rosen <irar@il.ibm.com>
11336 PR tree-optimization/36293
11337 * tree-vect-transform.c (vect_transform_strided_load): Don't check
11338 if the first load must be skipped because of a gap.
11340 2008-05-22 Richard Guenther <rguenther@suse.de>
11342 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
11343 more cases of offset disambiguation that is possible if
11344 strict-aliasing rules apply.
11345 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
11346 for basic offset and type-based disambiguation.
11348 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11350 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
11351 ix86_expand_vector_set on V16QImode for SSE4.1.
11353 2008-05-21 Tom Tromey <tromey@redhat.com>
11355 * c.opt (Wimport): Mark as undocumented.
11356 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
11358 (Warning Options): Likewise.
11359 * doc/cppopts.texi: Don't mention -Wimport.
11361 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
11363 PR tree-optimization/36287
11364 PR tree-optimization/36286
11365 * lambda-code.c (build_access_matrix): Do not use the loop->num
11366 for computing the number of induction variables: use the loop depth
11369 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
11372 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
11373 option -f(no-)leading-underscore.
11375 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11377 * config/i386/i386.c (ix86_expand_vector_init_general): Use
11378 GET_MODE_NUNITS (mode).
11380 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
11382 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
11383 (-mmulhw): Add 464 to description.
11384 (-mdlmzb): Likewise.
11385 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
11386 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
11388 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
11389 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
11390 * config/rs6000/rs6000.md: Update comments for 464.
11392 2008-05-21 Janis Johnson <janis187@us.ibm.com>
11394 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
11396 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11398 * config/i386/sse.md (vec_extractv4sf): Removed.
11399 (vec_extractv2df): Likewise.
11400 (vec_extractv2di): Likewise.
11401 (vec_extractv4si): Likewise.
11402 (vec_extractv8hi): Likewise.
11403 (vec_extractv16qi): Likewise.
11404 (vec_extract<mode>): New.
11406 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11408 * config/i386/sse.md (vec_setv4sf): Removed.
11409 (vec_setv2df): Likewise.
11410 (vec_setv2di): Likewise.
11411 (vec_setv4si): Likewise.
11412 (vec_setv8hi): Likewise.
11413 (vec_setv16qi): Likewise.
11414 (vec_set<mode>): New.
11416 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11418 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
11419 goto for vec_concat and vec_interleave.
11421 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11423 * config/i386/sse.md (vec_initv4sf): Removed.
11424 (vec_initv2df): Likewise.
11425 (vec_initv2di): Likewise.
11426 (vec_initv4si): Likewise.
11427 (vec_initv8hi): Likewise.
11428 (vec_initv16qi): Likewise.
11429 (vec_init<mode>): New.
11431 2008-05-21 Joseph Myers <joseph@codesourcery.com>
11433 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
11435 2008-05-21 Tom Tromey <tromey@redhat.com>
11437 * ggc-zone.c (lookup_page_table_if_allocated): New function.
11438 (zone_find_object_offset): Likewise.
11439 (gt_ggc_m_S): Likewise.
11440 (highest_bit): Likewise.
11441 * ggc-page.c (gt_ggc_m_S): New function.
11442 * stringpool.c (string_stack): Remove.
11443 (init_stringpool): Update.
11444 (ggc_alloc_string): Use ggc_alloc.
11445 (maybe_delete_ident): New function.
11446 (ggc_purge_stringpool): Likewise.
11447 (gt_ggc_m_S): Remove.
11448 * ggc-common.c (ggc_protect_identifiers): New global.
11449 (ggc_mark_roots): Call ggc_purge_stringpool. Use
11450 ggc_protect_identifiers.
11451 * ggc.h (ggc_protect_identifiers): Declare.
11452 (gt_ggc_m_S): Update.
11453 (ggc_purge_stringpool): Declare.
11454 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
11455 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
11457 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
11459 2008-05-21 David S. Miller <davem@davemloft.net>
11461 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
11464 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
11466 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
11469 2008-05-20 David Daney <ddaney@avtrex.com>
11471 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
11472 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
11473 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
11474 UNSPEC_UPDATE_GOT_VERSION): Renumber.
11475 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
11476 (atomic_hiqi_op): New define_code_iterator.
11477 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
11478 mips_expand_compare_and_swap_12.
11479 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
11480 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
11481 (sync_<optab><mode>, sync_old_<optab><mode>,
11482 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11483 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
11484 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
11485 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
11486 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
11487 (test_and_set_12): New insn.
11488 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
11489 sync_new_<optab><mode>, sync_old_nand<mode>,
11490 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
11491 clobber to operand 0 for SI and DI mode insns.
11492 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
11493 mips_gen_fn_4): New typedefs.
11494 (mips_gen_fn_ptrs): Define new union type.
11495 (mips_expand_compare_and_swap_12): Remove declaration.
11496 (mips_expand_atomic_qihi): Declare function.
11497 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
11498 (mips_expand_atomic_qihi): ... this. Use new generator function
11500 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
11501 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
11502 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
11503 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
11504 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
11505 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
11506 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
11507 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
11508 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
11509 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
11512 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
11514 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
11517 2008-05-20 Anatoly Sokolov <aesok@post.ru>
11519 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
11520 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
11521 (avr_attribute_table): Add 'OS_main' function attribute.
11522 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
11523 functions with 'OS_main' attribute.
11525 2008-05-20 Richard Guenther <rguenther@suse.de>
11527 PR tree-optimization/35204
11528 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
11529 helper, split out from ...
11530 (DFS): ... here. Make the DFS walk non-recursive.
11532 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
11533 Jan Sjodin <jan.sjodin@amd.com>
11535 PR tree-optimization/36181
11536 * tree-parloops.c (loop_has_vector_phi_nodes): New.
11537 (parallelize_loops): Don't parallelize when the loop has vector
11540 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11541 Sebastian Pop <sebastian.pop@amd.com>
11543 * tree-loop-linear.c (gather_interchange_stats): Look in the access
11544 matrix, and never look at the tree representation of the memory
11546 (linear_transform_loops): Computes parameters and access matrices.
11547 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
11549 (access_matrix_get_index_for_parameter): New.
11550 * tree-data-ref.h (struct access_matrix): New.
11551 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
11552 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
11553 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
11554 am_vector_index_for_loop): New.
11555 (struct data_reference): Add field access_matrix.
11556 (DR_ACCESS_MATRIX): New.
11557 (compute_data_dependences_for_loop): Update declaration.
11558 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
11559 * lambda.h (lambda_vector_vec_p): Declared.
11560 * lambda-code.c: Depend on pointer-set.h.
11561 (lambda_collect_parameters_from_af, lambda_collect_parameters,
11562 av_for_af_base, av_for_af, build_access_matrix,
11563 lambda_compute_access_matrices): New.
11564 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
11566 2008-05-20 Joseph Myers <joseph@codesourcery.com>
11568 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
11569 $SOURCEDIR/include.
11571 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11572 Sebastian Pop <sebastian.pop@amd.com>
11574 PR tree-optimization/36206
11575 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
11577 (instantiate_scev_1): Rename flags to fold_conversions.
11578 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
11579 outeside instantiation_loop.
11580 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
11581 (evolution_function_is_affine_or_constant_p): Removed.
11582 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
11584 (analyze_siv_subscript): Pass in the loop nest number.
11585 Call evolution_function_is_affine_in_loop instead of
11586 evolution_function_is_affine_p.
11587 (analyze_overlapping_iterations): Pass in the loop nest number.
11589 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11590 Sebastian Pop <sebastian.pop@amd.com>
11592 PR tree-optimization/36206
11593 * tree-chrec.h (chrec_fold_op): New.
11594 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
11597 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
11599 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
11601 (remove_duplicates): Do not set inode on non-inode systems.
11604 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
11606 * config.gcc (tm_file): Update comments about relative pathnames.
11608 2008-05-20 Richard Guenther <rguenther@suse.de>
11610 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
11611 * tree-ssa-sccvn.c (process_scc): Likewise.
11612 * tree-ssa-sink.c (execute_sink_code): Likewise.
11613 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
11614 * tree-vrp.c (process_assert_insertions): Likewise.
11615 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
11616 (perform_tree_ssa_dce): Likewise.
11617 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
11618 (dump_dominator_optimization_stats): Likewise.
11619 * tree-vectorizer.c (vectorize_loops): Likewise.
11621 2008-05-20 Richard Guenther <rguenther@suse.de>
11623 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
11625 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
11627 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
11628 (ix86_i386elf_return_in_memory): Likewise.
11629 (ix86_i386interix_return_in_memory): Likewise.
11630 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
11631 (SUBTARGET_RETURN_IN_MEMORY): New.
11632 * config/i386/i386elf.h: Likewise.
11633 * config/i386/ptx4-i.h: Likewise.
11634 * config/i386/sol2-10.h: Likewise.
11635 * config/i386/sysv4.h: Likewise.
11636 * config/i386/vx-common.h: Likewise.
11637 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
11638 * config/i386/i386.c (ix86_return_in_memory): Made static and
11639 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
11640 (ix86_i386elf_return_in_memory): Removed.
11641 (ix86_i386interix_return_in_memory): Removed.
11642 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
11643 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
11645 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
11647 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
11649 2008-05-19 Xinliang David Li <davidxl@google.com>
11651 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
11653 * common.opt: Ditto.
11654 * doc/invoke.texi: Ditto.
11656 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
11658 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
11659 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
11661 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
11663 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
11664 sizes of operand array from 8/4 to 4/2.
11665 (ix86_expand_vector_init_general): Change size of operand array
11666 from 32 to 16. Remove op0, op1 and half_mode.
11668 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
11670 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
11671 (ix86_expand_vector_init_interleave): Likewise.
11672 (ix86_expand_vector_init_general): Use them. Assert
11673 word_mode == SImode when n_words == 4.
11675 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
11677 * config/i386/i386.c (ix86_secondary_reload): New static function.
11678 (TARGET_SECONDARY_RELOAD): New define.
11679 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11680 * config/i386/i386.md (reload_outqi): Remove.
11682 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11684 PR middle-end/35509
11685 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
11686 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
11687 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
11688 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
11689 (fold_builtin_1): Likewise.
11690 * builtins.def (BUILT_IN_ISINF_SIGN): New.
11691 c-common.c (check_builtin_function_arguments): Handle
11692 BUILT_IN_ISINF_SIGN.
11693 * doc/extend.texi: Document __builtin_isinf_sign.
11694 * fold-const.c (operand_equal_p): Handle COND_EXPR.
11696 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
11698 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
11699 EH cleanup at the end of the pass, search for those that have been
11700 turned into forwarder blocks and do the cleanup on their successor.
11702 2008-05-18 Richard Guenther <rguenther@suse.de>
11704 * tree-cfg.c (verify_gimple_expr): Allow conversions from
11705 pointers to sizetype and vice versa.
11707 2008-05-18 Xinliang David Li <davidxl@google.com>
11709 * gcc/tree-ssa-dce.c: Coding style fix.
11710 (check_pow): Documentation comment.
11711 (check_log): Documenation comment. Coding style fix.
11712 (is_unnecessary_except_errno_call): Ditto.
11713 (gen_conditions_for_pow): Ditto.
11714 (gen_conditions_for_log): Ditto.
11715 (gen_shrink_wrap_conditions): Ditto.
11716 (shrink_wrap_one_built_in_calls): Ditto.
11717 * gcc/doc/invoke.texi: Better documentation string.
11718 * ChangeLog: Fix wrong change log entries from
11719 May 17 checkin on function call DCE.
11721 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
11723 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
11725 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
11727 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
11728 * df-problems.c (simulation routines): Fixed block comment to
11729 properly say how to add forwards scanning functions.
11731 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
11733 * tree-inline.c (setup_one_parameter): Remove dead code.
11735 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
11737 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
11738 a BIT_AND_EXPR only for an INTEGER_TYPE.
11740 2008-05-17 Xinliang David Li <davidxl@google.com>
11742 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
11743 (check_pow, check_log, is_unnecessary_except_errno_call): New
11744 functions to check for eliminating math functions that are pure
11745 except for setting errno.
11746 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
11747 general condition expressions for shrink-wrapping pow/log calls.
11748 (gen_shrink_wrap_conditions): Ditto.
11749 (shrink_wrap_one_built_in_call): Ditto.
11750 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
11751 (mark_operand_necessary): If debugging, output if OP is necessary.
11752 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
11754 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
11756 * gcc/common.opt: New user flag -ftree-builtin-dce.
11757 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
11759 2008-05-16 David S. Miller <davem@davemloft.net>
11761 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
11762 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
11764 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
11767 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
11769 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11771 * ifcvt.c (dead_or_predicable): Rename
11772 df_simulate_one_insn_backwards to df_simulate_one_insn.
11773 * recog.c (peephole2_optimize): Ditto.
11774 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
11776 * df.h: Rename df_simulate_one_insn_backwards to
11777 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
11778 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
11779 scanning of defs and uses.
11780 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
11781 (df_simulate_one_insn_forwards): Removed.
11783 2008-05-16 Doug Kwan <dougkwan@google.com>
11785 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
11787 (real_from_string): Handle NaNs and Inf as approriate.
11789 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
11791 * doc/gty.texi (Source Files Containing Type Information): Note
11792 that headers should appear first in the gtfiles list.
11794 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11796 * tree.def (COND_EXEC): Properly documented this code.
11798 2008-05-16 Diego Novillo <dnovillo@google.com>
11800 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
11801 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
11804 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11806 * tree-ssa-dse (max_stmt_uid): Removed.
11807 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
11808 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
11809 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
11810 * function.h (cfun.last_stmt_uid): New field.
11811 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
11812 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
11814 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
11815 (create_stmt_ann): Initialize the ann->uid field.
11816 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
11818 * tree-flow.h (renumber_gimple_stmt_uids): New function.
11820 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
11822 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
11823 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
11824 (init_empty_tree_cfg): Call it.
11826 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11828 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
11831 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11833 * doc/invoke.text (-fdump-tree-*-verbose): New option.
11834 * tree-dump.c (dump_options): New verbose option.
11835 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
11837 * tree-pass.h (TDF_VERBOSE): New dump flag.
11838 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
11839 (tree-flow.h): Added include.
11840 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
11842 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
11844 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
11846 From Jie Zhang <jie.zhang@analog.com>
11847 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11848 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
11849 mcpu=bf561-none and mcpu=bf561-0.2.
11850 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11851 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
11852 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11853 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
11854 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
11855 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
11856 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
11858 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
11859 (cputype_selected): Remove.
11860 (bfin_handle_option): Don't use cputype_selected.
11861 (override_options): When no mcpu option, enable all workarounds.
11862 Don't use bfin_workarounds.
11863 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
11865 (DEFAULT_CPU_TYPE): Don't define.
11867 2008-05-16 Richard Guenther <rguenther@suse.de>
11869 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
11870 on deletion of the last stmt.
11872 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
11874 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
11875 V8HImode for SSE2 and V16QImode for SSE4.1.
11877 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
11879 * cgraph.h (compute_inline_parameters): Made public.
11880 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
11881 variable_generate_summary, function_write_summary,
11882 variable_write_summary, variable_read_summary. Added generate_summary,
11883 write_summary, read_summary.
11884 * cgraphunit.c (cgraph_process_new_functions): Changed call from
11885 pass_ipa_inline.function_generate_summary, to
11886 compute_inline_parameters.
11887 * ipa-inline.c (compute_inline_parameters): Made public and added
11889 (compute_inline_parameters_for_current): New function.
11890 (pass_inline_param): Now calls compute_inline_parameters_for_current.
11891 (inline_generate_summary): Removed parameter and made to loop over
11893 (pass_ipa_inline): Updated for new IPA_PASS structure.
11894 * passes.c (execute_ipa_summary_passes): Now is called once per
11895 pass rather than once per node*pass.
11897 2008-05-15 Anatoly Sokolov <aesok@post.ru>
11899 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
11900 avr_have_mul_p, avr_asm_only_p): Remove variables.
11901 (avr_override_options): Remove initialization of removed variables.
11902 (avr_file_start): Convert removed variables to fields of
11903 'struct base_arch_s *avr_current_arch'.
11904 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
11905 (AVR_HAVE_MUL): (Ditto.).
11906 (AVR_HAVE_MOVW): (Ditto.).
11907 (AVR_HAVE_LPMX): (Ditto.).
11908 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
11909 avr_asm_only_p): Remove declaration.
11911 2008-05-15 Diego Novillo <dnovillo@google.com>
11913 * config/arm/arm.c (arm_return_in_memory): Fix return type.
11914 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
11916 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
11918 PR middle-end/36194
11919 * combine.c (check_conversion): Rename back to check_promoted_subreg.
11920 Don't call record_truncated_value from here.
11921 (record_truncated_value): Turn it into a for_each_rtx callback.
11922 (record_truncated_values): New function.
11923 (combine_instructions): Call note_uses with record_truncated_values.
11924 Change name of check_conversion to check_promoted_subreg.
11926 2008-05-15 Janis Johnson <janis187@us.ibm.com>
11928 * doc/sourcebuild.texi: Document support for torture tests.
11930 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
11932 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
11933 to alternative 4 of operand 2.
11935 2008-05-15 Richard Guenther <rguenther@suse.de>
11937 * tree-pass.h (current_pass): Declare.
11938 (get_pass_for_id): Likewise.
11939 * passes.c (passes_by_id, passes_by_id_size): New globals.
11940 (set_pass_for_id): New function.
11941 (get_pass_for_id): Likewise.
11942 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
11943 (execute_function_todo): Flush per function statistics.
11944 * toplev.c (compile_file): Init statistics.
11945 (general_init): Do early statistics initialization.
11946 (finalize): Finish statistics.
11947 * statistics.h (statistics_early_init): Declare.
11948 (statistics_init): Likewise.
11949 (statistics_fini): Likewise.
11950 (statistics_fini_pass): Likewise.
11951 (statistics_counter_event): Likewise.
11952 (statistics_histogram_event): Likewise.
11953 * statistics.c: New file.
11954 * Makefile.in (OBJS-common): Add statistics.o.
11955 (statistics.o): Add dependencies.
11956 * doc/invoke.texi (-fdump-statistics): Document.
11958 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
11959 (insert): Likewise.
11960 (execute_pre): Use statistics_counter_event.
11961 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
11962 (substitute_and_fold): Increment it. Use statistics_counter_event.
11964 2008-05-15 Diego Novillo <dnovillo@google.com>
11966 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
11968 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
11969 * tree-ssa-alias.c (new_type_alias): Remove references to
11970 sub-variables from comment.
11971 * tree-ssa-operands.c (swap_tree_operands): Likewise.
11973 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
11975 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
11976 attribute to 1 only for insertps alternative.
11978 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
11980 * config/bfin/bfin.md (loadbytes): New pattern.
11981 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
11982 (bfin_init_builtins): Initialize it.
11983 (bdesc_1arg): Add it.
11985 2008-05-15 Sa Liu <saliu@de.ibm.com>
11987 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
11988 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
11989 * testsuite/lib/target-supports.exp: Add
11990 check_effective_target_fortran_integer_16.
11992 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
11994 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
11995 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
11996 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
11997 (TARGET_RETURN_IN_MEMORY): Define.
11999 2008-05-15 Richard Guenther <rguenther@suse.de>
12001 PR middle-end/36244
12002 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
12003 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
12004 represent unmodifiable vars.
12006 2008-05-15 Richard Guenther <rguenther@suse.de>
12008 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
12009 INDIRECT_REF and TARGET_MEM_REF.
12010 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12013 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12014 H.J. Lu <hongjiu.lu@intel.com>
12016 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
12017 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
12018 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
12019 insn alternatives. Add missing alternatives.
12020 (*vec_concatv2di_rex64_sse4_1): Likewise.
12021 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
12022 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
12023 Require TARGET_SSE.
12025 2008-05-15 Richard Guenther <rguenther@suse.de>
12027 PR tree-optimization/36009
12028 PR tree-optimization/36204
12029 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
12030 (determine_invariantness_stmt): Record the loop a store is
12031 always executed in.
12032 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
12035 2008-05-15 Richard Guenther <rguenther@suse.de>
12037 PR tree-optimization/34330
12038 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
12039 through the pointer will alias the SMT.
12041 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
12043 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
12045 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
12047 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
12049 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12050 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12052 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
12053 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
12054 (vashl_optab): New optab for vector/vector shifts.
12055 (vashr_optab): Ditto.
12056 (vlshr_optab): Ditto.
12057 (vrotl_optab): Ditto.
12058 (vrotr_optab): Ditto.
12059 (optab_subtype): New enum for optab_for_tree_code call.
12060 (optab_for_tree_code): Add enum optab_subtype argument.
12062 * optabs.c (optab_for_tree_code): Take an additional argument to
12063 distinguish between a vector shift by a scalar and vector shift by
12064 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
12065 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
12066 vector shift by a vector.
12067 (expand_widen_pattern_expr): Pass additional argument to
12068 optab_for_tree_code.
12070 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
12071 vrotl_optab, vrotr_optab.
12073 * expr.c (expand_expr_real_1): Update calls to
12074 optab_for_tree_code to distinguish between vector shifted by a
12075 scalar and vector shifted by a vector.
12076 * tree-vectorizer.c (supportable_widening_operation): Ditto.
12077 (supportable_narrowing_operation): Ditto.
12078 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
12079 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
12080 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
12081 (vect_create_epilog_for_reduction): Ditto.
12082 (vectorizable_reduction): Ditto.
12083 (vectorizable_operation): Ditto.
12084 (vect_strided_store_supported): Ditto.
12085 (vect_strided_load_supported): Ditto.
12086 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12087 * expmed.c (expand_shift): Ditto.
12089 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
12091 (ashr@var{m}3): Ditto.
12092 (vashl@var{m}3): Document new vector/vector shift standard name.
12093 (vashr@var{m}3): Ditto.
12094 (vlshr@var{m}3): Ditto.
12095 (vrotl@var{m}3): Ditto.
12096 (vrotr@var{m}3): Ditto.
12098 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
12099 (PPERM_INVERT): Ditto.
12100 (PPERM_REVERSE): Ditto.
12101 (PPERM_REV_INV): Ditto.
12102 (PPERM_ZERO): Ditto.
12103 (PPERM_ONES): Ditto.
12104 (PPERM_SIGN): Ditto.
12105 (PPERM_INV_SIGN): Ditto.
12106 (PPERM_SRC1): Ditto.
12107 (PPERM_SRC2): Ditto.
12109 * config/i386/sse.md (mulv2di3): Add SSE5 support.
12110 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
12111 allows a memory operand to be the value being added, and split it
12112 to improve vectorization.
12113 (sse5_pmacsdqh_mem): Ditto.
12114 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
12115 (sse5_mulv2div2di3_high): Ditto.
12116 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
12117 (vec_pack_trunc_v4si): Ditto.
12118 (vec_pack_trunc_v2di): Ditto.
12119 (sse5_pcmov_<mode>): Remove code that tried to use use
12120 andps/andnps instead of pcmov.
12121 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
12122 pmacsdqh instructions.
12123 (vec_widen_smult_lo_v4si): Ditto.
12125 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
12126 (PPERM_INVERT): Ditto.
12127 (PPERM_REVERSE): Ditto.
12128 (PPERM_REV_INV): Ditto.
12129 (PPERM_ZERO): Ditto.
12130 (PPERM_ONES): Ditto.
12131 (PPERM_SIGN): Ditto.
12132 (PPERM_INV_SIGN): Ditto.
12133 (PPERM_SRC1): Ditto.
12134 (PPERM_SRC2): Ditto.
12135 (ix86_expand_sse_movcc): Move the SSE5 test after the if
12137 (ix86_expand_int_vcond): If SSE5 generate all possible integer
12139 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
12140 says ignore whether the last reference is a memory operand.
12142 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12143 Paolo Bonzini <bonzini at gnu dot org>
12145 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
12148 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
12149 (vlshr<mode>3): Rename from vlshr<mode>3.
12150 (vashr<mode>3): Rename from vashr<mode>3.
12151 (mulv4sf3): Change the names of vector shift patterns.
12155 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
12158 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
12183 * config/spu/spu.md (v): New iterator macro to add v for vector types.
12184 (floatunssidf2_internal): Change vector/vector shift names.
12185 (floatunsdidf2_internal): Ditto.
12192 (vashl<mode>3): Rename from ashl<mode>3.
12193 (vashr<mode>3): Rename from ashr<mode>3.
12194 (vlshr<mode>3): Rename from lshr<mode>3.
12195 (vrotl<mode>3): Rename from rotl<mode>3.
12197 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12200 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
12201 multiply gives the wrong value when doing widening multiplies.
12202 (vec_widen_smult_lo_v4si): Ditto.
12204 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12206 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
12207 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
12208 emit_library_call_value.
12209 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
12210 * tree.h (ECF_LIBCALL_BLOCK): Removed.
12211 * calls.c (initialize_argument_information, precompute_arguments,
12212 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
12213 (precompute_arguments): Removed flags parameter.
12214 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
12216 2008-05-14 Richard Guenther <rguenther@suse.de>
12218 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
12219 Make sure to register the store if the use is a PHI_NODE.
12221 2008-05-14 Olivier Hainque <hainque@adacore.com>
12223 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
12224 memory if the component is to be referenced in BLKmode according
12225 to get_inner_reference.
12227 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
12229 * calls.c (emit_library_call_value_1): Restore code clearing
12230 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
12232 2008-05-14 Olivier Hainque <hainque@adacore.com>
12233 Nicolas Roche <roche@adacore.com>
12235 * configure.ac: Add support for a "gcc_subdir" variable in
12236 config-lang.in, to denote a subdirectory where the language/GCC
12237 integration files are to be found.
12238 * configure: Regenerate.
12240 2008-05-14 Ira Rosen <irar@il.ibm.com>
12242 PR tree-optimization/36098
12243 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
12244 value for the first load in the group in case of a gap.
12245 (vect_build_slp_tree): Check that there are no gaps in loads.
12247 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12249 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
12250 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
12251 expand_copysign_bit, ): Change call to emit_no_conflict_block to
12252 emit_insn and remove unneeded code to construct extra args.
12253 (emit_no_conflict_block): Removed.
12254 * optabls.h: (emit_no_conflict_block): Removed.
12255 * cse.c (cse_extended_basic_block): Remove search for
12256 REG_NO_CONFLICT note.
12257 * global.c: Removed incorrect comment added in revision 117.
12258 * expr.c (convert_move): Change call to emit_no_conflict_block to
12260 * recog.c: Change comments so that they do not mention
12262 * local_alloc.c (combine_regs): Removed last parameter.
12263 (no_conflict_p): Removed.
12264 (block_alloc): Removed note, no_conflict_combined_regno and set
12265 local vars. Removed all code to process REG_NO_CONFLICT blocks.
12266 (combine_regs): Removed already_dead and code to look for
12267 REG_NO_CONFLICT notes.
12268 * lower_subreg (remove_retval_note): Removed code to look for
12269 REG_NO_CONFLICT block.
12270 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
12271 (resolve_clobber): Remove code to process libcalls that have
12272 REG_NO_CONFLICT notes.
12273 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
12275 * combine.c (can_combine_p, distribute_notes): Removed
12276 REG_NO_CONFLICT case.
12277 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
12279 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
12280 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
12282 * reg-notes.def (NO_CONFLICT): Removed.
12284 2008-05-14 David S. Miller <davem@davemloft.net>
12286 * config/sparc/sparc.c (sparc_profile_hook): If
12287 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
12288 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
12289 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12291 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
12293 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
12295 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
12298 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
12299 and op1 expansion before vector concat to have less live pseudos.
12301 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
12303 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
12304 ix86_expand_vector_set if supported.
12306 2008-05-13 Diego Novillo <dnovillo@google.com>
12307 Kenneth Zadeck <zadeck@naturalbridge.com>
12309 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
12311 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
12312 phinodes_print_statistics, init_ssanames, fini_ssanames,
12313 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
12314 release_ssa_name, release_defs, replace_ssa_name_symbol,
12315 ssanames_print_statistics): Move ...
12316 * tree-flow.h: ... here.
12317 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
12318 Use FN instead of cfun.
12319 (make_ssa_name_fn): Rename from make_ssa_name.
12320 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
12321 * tree-flow-inline.h (make_ssa_name): Move from
12322 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
12323 * omp-low.c (expand_omp_parallel):
12324 * tree-flow-inline.h (redirect_edge_var_map_result):
12325 * tree-ssa.c (init_tree_ssa): Add argument FN.
12326 Use it instead of cfun. Update all users.
12328 2008-05-13 Tom Tromey <tromey@redhat.com>
12330 PR preprocessor/22168:
12331 * doc/cpp.texi (Top): Update menu.
12332 (Alternatives to Wrapper #ifndef): New node.
12333 (Other Directives): Document deprecation.
12334 (Obsolete Features): Remove menu.
12335 (Assertions): Merge node into Obsolete Features.
12336 (Obsolete once-only headers): Move earlier; rename to Alternatives
12337 to Wrapper #ifndef.
12338 * doc/cppopts.texi: Update.
12339 * c.opt (Wdeprecated): Enable for C and ObjC.
12340 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
12341 (C++ Dialect Options): Move -Wno-deprecated from here to...
12342 (Warning Options): ... here.
12344 2008-05-13 Richard Guenther <rguenther@suse.de>
12346 PR middle-end/36227
12347 * fold-const.c (fold_sign_changed_comparison): Do not allow
12348 changes in pointer-ness.
12350 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12353 * config/sh/sh.c (sh_expand_prologue): Don't clear
12354 RTX_FRAME_RELATED_P for push insns.
12356 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
12358 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
12360 2008-05-12 Anatoly Sokolov <aesok@post.ru>
12362 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
12363 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
12364 Use 'machine->is_leaf' instead of 'leaf_func_p'.
12366 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
12368 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
12369 (*vec_concatv4sf_sse): This.
12370 (*sse2_concatv2si): Renamed to ...
12371 (*vec_concatv2si_sse2): This.
12372 (*sse1_concatv2si): Renamed to ...
12373 (*vec_concatv2si_sse): This.
12374 (*vec_concatv2di_rex): Renamed to ...
12375 (*vec_concatv2di_rex64): This.
12376 (*vec_concatv2si_sse4_1): New.
12377 (*vec_concatv2di_rex64_sse4_1): Likewise.
12379 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
12381 PR rtl-optimization/36111
12382 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
12383 that was created for swappable operands.
12385 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
12388 * Makefile.in: Substitute GNATMAKE and GNATBIND.
12389 * configure.ac: Add call to ACX_PROG_GNAT.
12391 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
12393 * optc-gen.awk: Fix comment typo.
12395 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12397 * pretty-print.c (pp_integer_with_precision): Use
12398 HOST_LONG_LONG_FORMAT.
12400 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
12402 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
12404 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
12406 * config/i386/i386.c (bdesc_ptest): Removed.
12407 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
12408 (bdesc_args): Add __builtin_ia32_ptestz128,
12409 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
12410 (ix86_init_mmx_sse_builtins): Updated.
12411 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
12412 (ix86_expand_builtin): Updated.
12414 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
12416 * tree-cfg.c (valid_fixed_convert_types_p): New function.
12417 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
12419 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
12421 * value-prof.c (interesting_stringop_to_profile): Do not
12422 return early for BUILT_IN_MEMPCPY.
12424 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
12426 * calls.c (expand_call): Don't use callgraph to increase
12427 preferred_stack_boundary.
12429 * cgraph.h (cgraph_rtl_info): Use unsigned on
12430 preferred_incoming_stack_boundary.
12432 * final.c (rest_of_clean_state): Use unsigned on
12433 preferred_stack_boundary.
12435 2008-05-09 Tom Tromey <tromey@redhat.com>
12437 PR preprocessor/22231:
12438 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
12441 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
12443 PR tree-optimization/36129
12444 * tree-ssa-ccp.c: Include value-prof.h.
12445 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
12446 built-in function was folded to a constant.
12447 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
12449 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
12450 Sebastian Pop <sebastian.pop@amd.com>
12452 * tree-scalar-evolution.c: Document instantiate_scev.
12453 (instantiate_parameters_1): Renamed instantiate_scev_1.
12454 Don't use the same loop for instantiation_loop and evolution_loop.
12455 (instantiate_scev): New.
12456 (instantiate_parameters): Moved...
12457 (resolve_mixers): Update call to instantiate_scev_1 to pass the
12458 same loop twice. Maintains the semantics for this function.
12459 * tree-scalar-evolution.h (instantiate_scev): Declare.
12460 (instantiate_parameters): ...here. Now static inline.
12461 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
12462 instead of resolve_mixers.
12464 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12466 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
12468 2008-05-09 Tomas Bily <tbily@suse.cz>
12470 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
12471 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
12472 * tree-ssa-structalias.c (get_constraint_for): Likewise.
12473 * c-common.c (c_common_truthvalue_conversion): Likewise.
12474 * tree-object-size.c (compute_object_offset): Likewise.
12475 * tree-inline.c (estimate_num_insns_1): Likewise.
12476 * varasm.c (const_hash_1, compare_constant, copy_constant)
12477 (compute_reloc_for_constant, output_addressed_constants)
12478 (initializer_constant_valid_p): Likewise.
12479 * c-omp.c (check_omp_for_incr_expr): Likewise.
12480 * gimplify.c (gimplify_expr): Likewise.
12481 * c-typeck.c (c_finish_return): Likewise.
12482 * tree-vectorizer.c (supportable_widening_operation)
12483 (supportable_narrowing_operation): Likewise.
12484 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
12485 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
12486 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
12487 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
12488 (descr_info_loc): Likewise.
12489 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
12490 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
12491 (fold_unary): Likewise.
12492 * builtins.c (get_pointer_alignment): Likewise.
12493 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
12494 (instantiate_parameters_1): Likewise.
12495 * tree.c (expr_align, stabilize_reference): Likewise.
12496 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
12497 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
12498 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
12499 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
12500 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
12501 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
12503 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
12504 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
12505 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
12506 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
12507 (forward_propagate_comparison)
12508 (tree_ssa_forward_propagate_single_use_vars): Likewise.
12509 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
12510 * emit-rtl.c (component_ref_for_mem_expr)
12511 (set_mem_attributes_minus_bitpos): Likewise.
12512 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
12513 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
12515 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
12516 (build_function_call, pointer_diff, build_compound_expr)
12517 (c_finish_return): Likewise.
12518 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
12519 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
12521 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
12522 * expr.c (is_aligning_offset): Likewise.
12523 * tree-ssa-alias.c (is_escape_site): Likewise.
12524 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
12525 (check_all_va_list_escapes): Likewise.
12526 * tree-ssa-loop-ivopts.c (determine_base_object)
12527 (determine_common_wider_type): Likewise.
12528 * dojump.c (do_jump): Likewise.
12529 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
12530 * tree-gimple.c (is_gimple_cast): Likewise.
12531 * fold-const.c (decode_field_reference, )
12532 (fold_sign_changed_comparison, fold_unary, fold_comparison)
12533 (fold_binary): Likewise.
12534 * tree-ssa-alias-warnings.c (find_alias_site_helper)
12535 (already_warned_in_frontend_p): Likewise.
12536 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
12537 * tree.c (really_constant_p, get_unwidened): Likewise.
12538 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
12539 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
12540 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
12542 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
12544 (CONVERT_EXPR_P): Define.
12545 (CASE_CONVERT): Define.
12547 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
12549 PR middle-end/36117
12550 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
12551 (delete_unmarked_insns): When deleting a call, call
12552 delete_unreachable_blocks.
12553 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
12554 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
12556 2008-05-08 Richard Guenther <rguenther@suse.de>
12558 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
12559 (-ftree-salias): Likewise.
12560 (salias-max-implicit-fields): Remove param documentation.
12561 (salias-max-array-elements): Likewise.
12562 * tree-pass.h (pass_create_structure_vars): Remove.
12563 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
12564 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
12565 * tree-ssa-alias.c (create_structure_vars): Remove.
12566 (gate_structure_vars): Likewise.
12567 (pass_create_structure_vars): Likewise.
12568 (gate_build_alias): Likewise.
12569 (pass_build_alias): Adjust to run always and dump the function.
12570 * common.opt (ftree-salias): Hide.
12571 * passes.c (init_optimization_passes): Remove
12572 pass_create_structure_vars, adjust comment.
12573 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
12574 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
12575 * opts.c (decode_options): Do not set flag_tree_salias.
12576 (common_handle_option): Add OPT_ftree_salias to the backward
12577 compatibility section.
12579 2008-05-08 Richard Guenther <rguenther@suse.de>
12581 * tree-flow-inline.h (var_can_have_subvars): Move ...
12582 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
12583 * tree-flow.h (var_can_have_subvars): Remove.
12584 (push_fields_onto_fieldstack): Remove.
12585 (sort_fieldstack): Likewise.
12586 (struct fieldoff): Move ...
12587 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
12588 alias_set and base_for_components fields.
12589 (sort_fieldstack): Make static.
12590 (push_fields_onto_fieldstack): Likewise. Remove code that
12591 handles anything but RECORD_TYPEs. Remove alias_set and
12592 base_for_components handling.
12593 (create_variable_info_for): Adjust.
12595 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
12597 * common.opt (Wframe-larger-than=): Shorten the help message
12599 * doc/invoke.texi (Wframe-larger-than=): Add more description.
12601 2008-05-08 Rafael Espindola <espindola@google.com>
12603 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
12605 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
12606 trap and that both operands are gimple values.
12607 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
12608 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
12611 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
12613 * read-rtl.c (join_c_conditions): Return the first string if the
12614 two strings are equal.
12616 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
12618 * gensupport.h (pred_data): Add a "num_codes" field.
12619 (add_predicate_code): Declare.
12620 * gensupport.c (add_predicate_code): New function.
12621 (std_pred_table): Add an "allows_const_p" field.
12622 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
12623 Remove the (incomplete) list of such codes from the codes field.
12624 (init_predicate_table): Use add_predicate_code. Add all
12625 RTX_CONST_OBJs if allows_const_p is true.
12626 * genrecog.c (process_define_predicate): Use add_predicate_code.
12628 2008-05-08 David Daney <ddaney@avtrex.com>
12629 Richard Sandiford <rsandifo@nildram.co.uk>
12631 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
12632 special case of constant zero operands.
12633 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
12634 old and new values. Special case constant zero values.
12635 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
12637 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
12638 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
12640 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
12643 * simplify-rtx.c (simplify_plus_minus): Create CONST of
12644 similar RTX_CONST_OBJ before CONST_INT.
12646 2008-05-08 Steve Ellcey <sje@cup.hp.com>
12648 * stmt.c (expand_stack_restore): Change sa mode if needed.
12650 2008-05-08 Richard Guenther <rguenther@suse.de>
12652 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
12653 return type to bool.
12654 (ix86_sol10_return_in_memory): Likewise.
12655 (ix86_i386elf_return_in_memory): Likewise.
12656 (ix86_i386interix_return_in_memory): Likewise.
12657 * config/i386/i386.c (ix86_return_in_memory): Likewise.
12658 (ix86_sol10_return_in_memory): Likewise.
12659 (ix86_i386elf_return_in_memory): Likewise.
12660 (ix86_i386interix_return_in_memory): Likewise.
12662 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
12665 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
12667 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
12668 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
12671 2008-05-08 Richard Guenther <rguenther@suse.de>
12673 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
12674 * tree-data-ref.h (struct dr_alias): Remove subvars field.
12675 (DR_SUBVARS): Remove.
12676 * tree-dfa.c (dump_subvars_for): Remove.
12677 (debug_subvars_for): Likewise.
12678 (dump_variable): Do not dump subvars.
12679 (remove_referenced_var): Do not remove subvars.
12680 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
12681 (lookup_subvars_for_var): Remove.
12682 (get_subvars_for_var): Likewise.
12683 (get_subvars_at): Likewise.
12684 (get_first_overlapping_subvar): Likewise.
12685 (overlap_subvar): Likewise.
12686 * tree-flow.h (subvar_t): Remove.
12687 (struct var_ann_d): Remove subvars field.
12688 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
12689 argument. Remove special handling of SFTs.
12690 (compute_tag_properties): Likewise.
12691 (set_initial_properties): Likewise.
12692 (compute_call_clobbered): Likewise.
12693 (count_mem_refs): Likewise.
12694 (compute_memory_partitions): Likewise.
12695 (compute_flow_insensitive_aliasing): Likewise.
12696 (setup_pointers_and_addressables): Likewise.
12697 (new_type_alias): Likewise.
12698 (struct used_part): Remove.
12699 (used_portions): Likewise.
12700 (struct used_part_map): Likewise.
12701 (used_part_map_eq): Likewise.
12702 (used_part_map_hash): Likewise.
12703 (free_used_part_map): Likewise.
12704 (up_lookup): Likewise.
12705 (up_insert): Likewise.
12706 (get_or_create_used_part_for): Likewise.
12707 (create_sft): Likewise.
12708 (create_overlap_variables_for): Likewise.
12709 (find_used_portions): Likewise.
12710 (create_structure_vars): Likewise.
12711 * tree.def (STRUCT_FIELD_TAG): Remove.
12712 * tree.h (MTAG_P): Adjust.
12713 (struct tree_memory_tag): Remove base_for_components and
12714 unpartitionable flags.
12715 (struct tree_struct_field_tag): Remove.
12716 (SFT_PARENT_VAR): Likewise.
12717 (SFT_OFFSET): Likewise.
12718 (SFT_SIZE): Likewise.
12719 (SFT_NONADDRESSABLE_P): Likewise.
12720 (SFT_ALIAS_SET): Likewise.
12721 (SFT_UNPARTITIONABLE_P): Likewise.
12722 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
12723 (union tree_node): Remove sft field.
12724 * alias.c (get_alias_set): Remove special handling of SFTs.
12725 * print-tree.c (print_node): Remove handling of SFTs.
12726 * tree-dump.c (dequeue_and_dump): Likewise.
12727 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
12728 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
12729 * tree-predcom.c (set_alias_info): Do not set subvars.
12730 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
12731 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
12732 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
12733 (add_vars_for_offset): Remove.
12734 (add_virtual_operand): Remove special handling of SFTs.
12735 (add_call_clobber_ops): Likewise.
12736 (add_call_read_ops): Likewise.
12737 (get_asm_expr_operands): Likewise.
12738 (get_modify_stmt_operands): Likewise.
12739 (get_expr_operands): Likewise.
12740 (add_to_addressable_set): Likewise.
12741 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
12742 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
12743 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
12744 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
12745 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
12746 (tree_node_structure): Likewise.
12747 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
12749 (find_what_p_points_to): Likewise.
12751 2008-05-08 Sa Liu <saliu@de.ibm.com>
12753 * config/spu/spu.md: Fixed subti3 pattern.
12755 2008-05-08 Richard Guenther <rguenther@suse.de>
12757 PR middle-end/36154
12758 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
12759 sure to create a representative for trailing arrays for PTA.
12761 2008-05-08 Richard Guenther <rguenther@suse.de>
12763 PR middle-end/36172
12764 * fold-const.c (operand_equal_p): Two objects which types
12765 differ in pointerness are not equal.
12767 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
12769 * calls.c (compute_argument_block_size): Add argument tree fndecl.
12770 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
12771 (emit_library_call_value_1): Add new variable fndecl initialized by
12772 NULL_TREE. It should be the decl type of orgfun, but this information
12773 seems not to be available here, so it uses the default calling abi.
12774 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
12775 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
12776 by TARGET_RETURN_IN_MEMORY.
12777 * config/i386/i386-interix.h: Likewise.
12778 * config/i386/i386.h: Likewise.
12779 * config/i386/i386elf.h: Likewise.
12780 * config/i386/ptx4-i.h: Likewise.
12781 * config/i386/sol2-10.h: Likewise.
12782 * config/i386/sysv4.h: Likewise.
12783 * config/i386/vx-common.h: Likewise.
12784 * config/cris/cris.h: Removed #if 0 clause.
12785 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
12786 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
12788 (ix86_sol10_return_in_memory): Likewise.
12789 (ix86_i386elf_return_in_memory): New.
12790 (ix86_i386interix_return_in_memory): New.
12791 * config/mt/mt-protos.h (mt_return_in_memory): New.
12792 * config/mt/mt.c: Likewise.
12793 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
12794 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
12795 * config/bfin/bfin.h: Likewise.
12796 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
12798 * config/bfin/bfin.c: Likewise.
12799 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
12800 * config/alpha/unicosmk.h: Likewise.
12801 * config/i386/cygming.h: Likewise.
12802 * config/iq2000/iq2000.h: Likewise.
12803 * config/mips/mips.h: Likewise.
12804 * config/mn10300/mn10300.h: Likewise.
12805 * config/rs6000/rs6000.h: Likewise.
12806 * config/score/score.h: Likewise.
12807 * config/spu/spu.h: Likewise.
12808 * config/v850/v850.h: Likewise.
12809 * defaults.h: Likewise.
12810 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
12811 * expr.c (emit_block_move): Adjust use of
12812 OUTGOING_REG_PARM_STACK_SPACE.
12813 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
12814 OUTGOING_REG_PARM_STACK_SPACE.
12815 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
12817 2008-05-08 Jakub Jelinek <jakub@redhat.com>
12819 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
12820 on OMP_RETURN for OMP_FOR.
12823 * dwarf2out.c (dw_expand_expr, common_check): Removed.
12824 (fortran_common): New function.
12825 (gen_variable_die): Call fortran_common instead of common_check,
12826 adjust for it returning tree instead of rtx. Formatting.
12828 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
12832 * see.c (see_copy_insn): Copy new pure const attributes for new call.
12833 * c-decl.c (merge_decls): Ditto.
12834 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
12835 to RTL_CONST_OR_PURE_CALL_P.
12836 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
12837 Initialized DECL_LOOPING_CONST_PURE.
12838 (process_call_operands): Set tree_side_effects properly.
12839 * tree.h (TREE_READONLY_DECL_P): Removed.
12840 (DECL_IS_PURE): Renamed to DECL_PURE_P.
12841 (DECL_LOOPING_OR_CONST_P): New macro.
12842 (struct tree_function_decl): Added looping_const_or_pure_p.
12843 (ECF_*) Renumbered.
12844 (ECF_LOOPING_OR_CONST_P): New macro.
12845 * rtlanal.c (pure_const_p): Removed.
12846 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
12847 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
12848 to RTL_CONST_CALL_P.
12849 * ipa-pure-const.c (pure_const_state_e): Added looping field.
12850 (check_decl, check_tree, check_call, scan_function): Initialize
12852 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
12853 (static_execute): Set looping true for recursive functions.
12854 Undo setting state to IPA_NEITHER for recursive functions.
12855 * cse.c (cse_insn):
12856 * ifcvt.c (noce_can_store_speculate_p): Changed
12857 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
12858 RTL_CONST_OR_PURE_CALL_P.
12859 * dse.c (scan_insn): Ditto.
12860 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
12861 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
12862 RTL_CONST_OR_PURE_CALL_P.
12863 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
12864 pure_call_p to RTL_CONST_CALL_P.
12865 * gimplify.c (gimplify_call_expr): Clear side effects for
12866 non-looping pure and constant calls.
12867 * calls.c (emit_call_1): Set rtl flags from ecf flags.
12868 (flags_from_decl_or_type): Set ecf flags from decl flags.
12869 (initialize_argument_information): Turn off
12870 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
12871 Change const to pure if callee_copies is true rather than just
12873 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
12874 way of marking pure calls.
12875 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
12876 Remove hack that was supposed to fix pr7335 and remove old
12877 way of marking pure calls.
12878 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
12879 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
12880 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
12881 RTL_CONST_OR_PURE_CALL_P.
12882 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
12883 * loop-invariant.c (find_exits, find_invariant_bb): Changed
12884 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
12885 * sched-deps.c (schedule_analyze): Ditto.
12886 * rtl.h (struct rtx_def): Use call field, unchanging field, and
12887 return_val field of calls to represent pure and const function info.
12888 (CONST_OR_PURE_CALL_P): Deleted macro.
12889 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
12890 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
12891 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
12893 * tree-optimize.c (execute_fixup_cfg): Added test for
12894 ECF_LOOPING_CONST_OR_PURE.
12895 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
12897 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
12898 effects for looping pure or const calls.
12899 (verify_gimple_expr): Added verification code.
12900 * config/alpha/alpha.c (alpha_legitimize_address,
12901 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
12903 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
12904 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
12905 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
12906 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
12907 RTL_CONST_OR_PURE_CALL_P.
12908 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
12909 and const calls to be deleted.
12911 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
12914 * config/i386/mmx.md (mmx_subv2sf3): New expander.
12915 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
12916 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
12917 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
12918 to handle nonimmediate operands.
12919 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
12920 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
12921 to handle nonimmediate operands.
12922 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
12923 (mmx_pmulhrwv4hi3): New expander. Use
12924 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12925 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
12926 (sse2_umulv1siv1di3): New expander. Use
12927 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12928 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
12929 (mmx_eq<mode>3): New expander. Use
12930 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12931 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
12932 (mmx_uavgv8qi3): New expander. Use
12933 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12934 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
12935 (mmx_uavgv4hi3): New expander. Use
12936 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12938 * config/i386/sse.md
12939 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
12940 to handle nonimmediate operands.
12941 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
12942 to handle nonimmediate operands.
12943 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
12944 to handle nonimmediate operands.
12945 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
12946 to handle nonimmediate operands.
12947 (sse2_unpckhpd_exp): New expander. Use
12948 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12949 (sse2_unpcklpd_exp): New expander. Use
12950 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12951 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
12952 to handle nonimmediate operands.
12953 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
12954 to handle nonimmediate operands.
12955 (*sse2_<plusminus_insn><mode>3): Rename from
12956 sse2_<plusminus_insn><mode>3 insn pattern.
12957 (sse2_<plusminus_insn><mode>3): New expander. Use
12958 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12959 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
12960 (sse2_umulv2siv2di3): New expander. Use
12961 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12962 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
12963 (sse4_1_mulv2siv2di3): New expander. Use
12964 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12965 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
12966 (sse2_pmaddwd): New expander. Use
12967 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12968 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
12969 (sse2_eq<mode>3): New expander. Use
12970 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12971 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
12972 (sse4_1_eqv2di3): New expander. Use
12973 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12974 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
12975 (sse2_uavgv16qi3): New expander. Use
12976 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12977 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
12978 (sse2_uavgv16qi3): New expander. Use
12979 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12980 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
12981 (sse2_uavgv8hi3): New expander. Use
12982 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12983 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
12984 (ssse3_pmulhrswv8hi3): New expander. Use
12985 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12986 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
12987 (ssse3_pmulhrswv4hi3): New expander. Use
12988 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12990 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
12991 (<sse>_vmmul<mode>3): Ditto.
12992 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
12994 (ssse3_pmaddubsw128): Use register_operand for operand 1.
12995 (ssse3_pmaddubsw): Ditto.
12997 * config/i386/i386.c (struct_builtin_description)
12998 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
12999 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
13000 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
13001 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
13002 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
13003 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
13004 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
13005 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
13006 (ix86_fixup_binary_operands): Assert that src1
13007 and src2 must have the same mode when swapped.
13008 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
13009 and ix86_binary_operator_ok. Do not force operands in registers
13012 2008-05-07 Jan Hubicka <jh@suse.cz>
13014 * cgraph.c (dump_cgraph_node): Update.
13015 * cgraph.h (cgraph_local_info): Break out inline summary.
13016 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
13018 * ipa-inline (inline_summary): New accestor function.
13019 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
13020 cgraph_decide_inlining, compute_inline_parameters): Update.
13021 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
13023 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13025 Cleanup ColdFire scheduling support and add V4 pipeline model.
13027 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
13028 (define_attr cpu): Add cfv4 value.
13029 (define_attr type, define_attr type1): Merge into a single 'type'
13030 attribute. Update all uses.
13031 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
13032 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
13034 (define_attr opx_mem, define_attr opy_mem): Remove.
13035 (define_attr op_mem): Clean up, update comment.
13036 (define_attr size): Use specific values instead of general int.
13037 (define_attr guess, define_attr split): Remove. Update all uses.
13038 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
13039 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
13040 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
13041 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
13042 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
13043 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
13044 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
13045 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
13046 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
13047 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
13048 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
13049 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
13050 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
13051 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
13052 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
13053 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
13054 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
13055 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
13056 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
13057 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
13058 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
13059 Update or set attributes.
13060 (stack_tie): New fake instruction.
13062 * config/m68k/m68k.h (TUNE_CFV4): New macro.
13063 (m68k_sched_attr_size): Update declaration.
13064 (m68k_sched_attr_type2): Remove.
13065 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
13066 Declare new bypass predicates.
13068 * config/m68k/m68k.c (m68k_sched_issue_rate,
13069 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
13071 (TARGET_SCHED_ISSUE_RATE,
13072 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
13073 (override_options): Handle scheduling for ColdFire V4 core.
13074 (m68k_expand_prologue): Emit stack_tie.
13075 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
13076 'OP_TYPE_FPN'. Update all uses.
13077 (sched_guess_p): Remove.
13078 (sched_address_type): Handle symbolic addresses.
13079 (sched_get_operand): New static function.
13080 (sched_operand_type): Merge into sched_attr_op_type.
13081 (sched_attr_op_type): Handle FP registers, handle quick constants,
13083 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
13084 (m68k_sched_attr_size): Update. Move logic to ...
13085 (sched_get_attr_size_int): New static function.
13086 (sched_get_opxy_mem_type): New static function.
13087 (m68k_sched_attr_op_mem): Update.
13088 (m68k_sched_attr_type2): Remove.
13089 (sched_cfv4_bypass_data): New static variable.
13090 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
13091 (m68k_sched_issue_rate): Implement scheduler hook.
13092 (struct _sched_ib: enabled_p): New field.
13093 (m68k_sched_variable_issue): Update. Handle V4.
13094 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
13095 sched_dump_class_func_t, sched_dump_split_class,
13096 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
13097 sched_dump_dfa_class, m68k_sched_dump): Remove.
13098 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
13100 (m68k_sched_init_global): Remove statisctics dumping, introduce
13101 sanity check that all instructions have pipeline reservations. Handle
13103 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13104 Handle ColdFire V4 core.
13105 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
13106 New static functions.
13107 (m68k_sched_address_bypass_p): New bypass predicate.
13108 (sched_get_indexed_address_scale): New static function.
13109 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
13111 * cf.md: Update comments.
13112 (define_attr type2): Remove. Use 'type' attribute instead.
13114 (cf_ib): Rename to cfv123_ib. Update all uses.
13115 (cf_oep): Rename to cfv123_oep. Update all uses.
13116 (cf_chr): Rename to cfv123_chr. Update all uses.
13117 (cf_mem): Rename to cfv123_mem. Update all uses.
13118 (cf_mac): Move to more appropriate place.
13119 (cfv123_guess): New automaton and cpu_unit.
13120 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
13121 Update uses of 'size' attribute. Handle before reload scheduling.
13122 (cfv123_guess): New dummy reservation for unhandled instructions.
13123 (cfv4_*): Pipeline description of ColdFire V4 core.
13124 (ignore): New reservation to handle 'ignore' type.
13126 2008-05-07 Ian Lance Taylor <iant@google.com>
13128 PR middle-end/36013
13129 * gimplify.c (find_single_pointer_decl_1): Don't look through
13131 (find_single_pointer_decl): Adjust comments.
13133 2008-05-07 Jakub Jelinek <jakub@redhat.com>
13135 PR middle-end/36137
13136 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
13137 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
13139 PR middle-end/36106
13140 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
13141 integral type rather than floating point, then VIEW_CONVERT_EXPR
13142 to the floating point type.
13144 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13146 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
13147 TFmode op0 to register.
13149 2008-05-07 Alan Modra <amodra@bigpond.net.au>
13151 * c-decl.c (grokdeclarator): Comment typo.
13153 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
13155 * tree-flow.h: Remove prototype for computed_goto_p.
13156 * tree-cfg.c (computed_goto_p): Make static.
13158 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
13161 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
13162 (contains_aligned_value_p): This. Handle _Decimal128.
13163 (ix86_function_arg_boundary): Only align _Decimal128 to its
13164 natural boundary and handle it properly.
13166 2008-05-06 Martin Jambor <mjambor@suse.cz>
13168 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
13169 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
13170 (ipcp_method_set_orig_node): Removed.
13171 (ipcp_cval_get_cvalue_type): Removed.
13172 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
13173 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
13174 (ipcp_cval_set_cvalue_type): Removed.
13175 (ipcp_cval_get_cvalue): Removed.
13176 (ipcp_cval_set_cvalue): Removed.
13177 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
13178 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
13179 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
13180 (ipcp_cval_meet): Renamed to ipa_lattice_meet
13181 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
13182 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
13183 (ipcp_get_ith_lattice): Changed parameters.
13184 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
13185 (ipcp_lattice_from_jfunc): Changed parameters.
13186 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
13187 (ipcp_method_cval_print): Added temporary variable info.
13188 (ipcp_redirect): Removed already unused local variable caller.
13189 (ipcp_redirect): New temporary variable orig_callee_info
13190 (ipcp_redirect): Removed newly unused local variable callee.
13191 (ipcp_redirect): Removed (a bit confusing) local variable type.
13192 (ipcp_insert_stage): Added local variable info.
13193 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
13195 (ipcp_formal_create): Removed.
13196 (ipcp_method_cval_set): Removed.
13197 (ipcp_propagate_stage): Renamed lattice variables.
13198 (ipcp_method_cval_set_cvalue_type): Removed.
13199 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
13200 (ipcp_print_all_lattices): Changed printed strings to refer to
13201 lattices rather than cvals.
13202 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
13203 (ipcp_propagate_const): Changed formal parameters.
13204 (build_const_val): Changed formal parameters.
13205 (ipcp_insert_stage): Removed useless variable cvalue
13206 (build_const_val): Changed formal parameters.
13207 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
13208 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
13209 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
13210 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
13211 (ipcp_print_func_profile_counts): Changed string from "method" to
13213 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
13214 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
13215 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
13216 (ipcp_structures_print): Renamed to ipcp_print_all_structures
13217 (ipcp_profile_print): Renamed to ipcp_print_profile_data
13218 (ipcp_lat_is_const): Changed parameters and made inline.
13219 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
13220 (ipcp_redirect): Renamed to ipcp_need_redirect_p
13221 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
13222 the predicate condition directly
13223 (ipcp_propagate_stage): Added local variable args. Removed local
13224 variable callee. (Both are mere code simplifications.)
13225 (ipcp_method_dont_insert_const): Renamed to
13226 ipcp_node_not_modifiable_p.
13227 (ipcp_node_not_modifiable_p): Made inline.
13228 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
13229 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
13230 (ipcp_print_all_lattices): Removed variable cvalue
13231 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
13234 2008-05-06 Olivier Hainque <hainque@adacore.com>
13236 * tree-sra.c (try_instantiate_multiple_fields): Early return
13237 if field has POINTER_TYPE.
13239 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
13241 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
13242 by using 'q' specifier for instruction.
13243 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
13245 2008-05-06 Anatoly Sokolov <aesok@post.ru>
13247 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
13248 Change mode of zero_extract from QImode to HImode.
13249 (sign bit tests peepholes): (Ditto.).
13251 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
13253 * config/i386/mmx.md: Remove double backslashes from asm templates.
13254 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
13255 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13256 to handle nonimmediate operands.
13257 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
13258 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13259 to handle nonimmediate operands.
13260 (*mmx_<code>v2sf3_finite): New insn pattern.
13261 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
13262 (mmx_<code>v2sf3): New expander. Use
13263 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13264 (mmx_<plusminus_insn><mode>3): New expander. Use
13265 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13266 (*mmx_<plusminus_insn><mode>3): New insn pattern.
13267 (mmx_add<mode>3): Removed.
13268 (mmx_ssadd<mode>3): Ditto.
13269 (mmx_usadd<mode>3): Ditto.
13270 (mmx_sub<mode>3): Ditto.
13271 (mmx_sssub<mode>3): Ditto.
13272 (mmx_ussub<mode>3): Ditto.
13273 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
13274 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
13275 to handle nonimmediate operands.
13276 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
13278 (mmx_smulv4hi3_highpart): New expander. Use
13279 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13280 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
13282 (mmx_umulv4hi3_highpart): New expander. Use
13283 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13284 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
13285 (mmx_<code>v4hi3): New expander. Use
13286 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13287 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
13288 (mmx_<code>v8qi3): New expander. Use
13289 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13290 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
13291 (mmx_<code><mode>3): New expander. Use
13292 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13294 2008-05-05 Jan Hubicka <jh@suse.cz>
13296 PR tree-optimization/36118
13297 * passes.c (pass_init_dump_file): Fix dump header.
13299 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13301 PR middle-end/36141
13302 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
13303 VCE for function decls.
13305 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13307 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
13309 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13311 * config/i386/i386.md (sat_plusminus): New.
13312 (plusminus_insn): Likewise.
13313 (plusminus_mnemonic): Likewise.
13315 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
13316 (*<addsub><mode>3_cc_overflow): Renamed to ...
13317 (*<plusminus_insn><mode>3_cc_overflow): This.
13318 (*<addsub>si3_zext_cc_overflow): Renamed to ...
13319 (*<plusminus_insn>si3_zext_cc_overflow): This.
13321 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
13322 (<plusminus_insn><mode>3): This.
13323 (*<addsub><mode>3): Renamed to ...
13324 (*<plusminus_insn><mode>3): This.
13325 (<sse>_vm<addsub><mode>3): Renamed to ...
13326 (<sse>_vm<plusminus_insn><mode>3): This.
13327 (sse3_h<addsub>v4sf3): Renamed to ...
13328 (sse3_h<plusminus_insn>v4sf3): This.
13329 (sse3_h<addsub>v2df3): Renamed to ...
13330 (sse3_h<plusminus_insn>v2df3): This.
13331 (<plusminus_insn><mode>3): New.
13332 (*<plusminus_insn><mode>3): Likewise.
13333 (sse2_<plusminus_insn><mode>3): Likewise.
13334 (add<mode>): Removed.
13335 (*add<mode>3): Likewise.
13336 (sse2_ssadd<mode>3): Likewise.
13337 (sse2_usadd<mode>3): Likewise.
13338 (sub<mode>3): Likewise.
13339 (*sub<mode>3): Likewise.
13340 (sse2_sssub<mode>3): Likewise.
13341 (sse2_ussub<mode>3): Likewise.
13343 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
13345 * gthr-single.h: Add in required interface elements as per gthr.h.
13346 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
13347 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
13348 Generalize UNUSED macro.
13349 (__gthread_once): Add.
13350 (__gthread_key_create): Add.
13351 (__gthread_key_delete): Add.
13352 (__gthread_getspecific): Add.
13353 (__gthread_setspecific): Add.
13355 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
13357 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
13358 the same size types for the indirect reference on the rhs, then
13361 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
13363 * config/i386/i386.md
13364 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
13365 one insn template instead of template series.
13366 (*xordi_1_rex64): Ditto.
13367 (*xordi_2_rex64): Ditto.
13369 2008-05-05 Ira Rosen <irar@il.ibm.com>
13371 PR tree-optimization/36119
13372 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
13375 2008-06-04 Jan Hubicka <jh@suse.cz>
13377 tree-optimization/36100
13378 * tree-pass.h (pass_O0_always_inline): Declare.
13379 * ipa-inline.c (inline_transform): Remove dead code.
13380 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
13381 pass_O0_always_inline): New.
13382 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
13384 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
13386 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
13387 mnemonic in this_param move for TARGET_64BIT.
13389 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
13391 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
13392 (*strmovsi_rex_1): Ditto.
13393 (*strsetsi_1): Ditto.
13394 (*strsetsi_rex_1): Ditto.
13396 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
13397 adddicc expanders using SWI mode iterator.
13399 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
13402 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
13405 2008-05-04 David S. Miller <davem@davemloft.net>
13407 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
13408 (sparc*-*-linux*): Use linux.h in tm_file.
13409 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
13410 compiler defaulting to 32-bit.
13411 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
13413 * config/sparc/linux.h: Remove definitions now obtained
13414 properly from linux.h
13415 * config/sparc/linux64.h: Likewise.
13416 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
13417 don't want this setting for 32-bit builds in a biarch compiler.
13418 * doc/install.texi: Add sparc-linux to list of targets
13419 supporting --enable-targets=all.
13421 2008-05-03 Andrew Pinski <pinskia@gmail.com>
13423 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
13425 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
13427 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
13428 after V4SI_FTYPE_V8HI.
13429 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
13430 case V4SI_FTYPE_V2DF.
13432 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
13434 * doc/invoke.texi (max-flow-memory-locations): Removed.
13435 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
13437 2008-05-03 Richard Guenther <rguenther@suse.de>
13439 PR middle-end/34973
13440 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
13442 2008-05-02 David S. Miller <davem@davemloft.net>
13444 * config.gcc (need_64bit_hwint): Document libcpp dependency.
13446 2008-05-02 Simon Baldwin <simonb@google.com>
13449 * c-common.h (warn_array_subscript_range): Removed.
13450 * c-common.c (warn_array_subscript_range): Ditto.
13451 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
13452 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
13454 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13456 * config/i386/i386.c (ix86_special_builtin_type): New.
13457 (bdesc_special_args): Likewise.
13458 (ix86_expand_special_args_builtin): Likewise.
13459 (ix86_init_mmx_sse_builtins): Updated.
13460 (ix86_expand_builtin): Updated.
13461 (ix86_expand_store_builtin): Removed.
13462 (ix86_expand_unop_builtin): Likewise.
13464 * config/i386/mm3dnow.h (__v2sf): Moved to ...
13465 * config/i386/mmintrin.h (__v2sf): Here.
13467 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
13469 (_mm_loadl_pi): Likewise.
13470 (_mm_storeh_pi): Replace __v2si with __v2sf.
13471 (_mm_storel_pi): Likewise.
13473 * doc/extend.texi: Correct __builtin_ia32_loadhps,
13474 __builtin_ia32_loadlps, __builtin_ia32_storehps,
13475 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
13476 __builtin_ia32_loadlpd.
13478 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13480 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
13481 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
13482 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
13483 (ix86_init_mmx_sse_builtins): Updated.
13484 (ix86_expand_args_builtin): Likewise.
13485 (ix86_expand_builtin): Likewise.
13486 (ix86_expand_unop1_builtin): Renamed to ...
13487 (ix86_expand_unop_vec_merge_builtin): This.
13489 2008-05-01 Jan Hubicka <jh@suse.cz>
13492 * ipa-inline.c (inline_generate_summary): Make static.
13493 (inline_transform): Do not call inlining at -O0; make static.
13494 * passes.c (execute_todo): Add sanity check.
13495 (execute_one_ipa_transform_pass): Execute proper flags.
13497 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
13499 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
13500 (DECL_NONADDRESSABLE_P): Likewise.
13501 * alias.c (record_component_aliases): Fix comment.
13503 2008-05-01 Simon Baldwin <simonb@google.com>
13505 * c-common.h (warn_array_subscript_range): New function.
13506 * c-common.c (warn_array_subscript_range): Ditto.
13507 * tree-vrp.c (check_array_ref): Corrected code to agree with
13508 comment, ignoring only arrays of size 0 or size 1.
13509 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
13511 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13513 * config/i386/i386.c (ix86_builtin_type): Replace
13514 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
13515 (bdesc_args): Updated.
13516 (ix86_init_mmx_sse_builtins): Likewise.
13517 (ix86_expand_args_builtin): Likewise.
13519 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
13522 * doc/extend.texi: Correct __builtin_ia32_palignr.
13524 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13527 * config/i386/i386.c (bdesc_crc32): Removed.
13528 (ix86_expand_crc32): Likewise.
13529 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
13530 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
13531 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
13532 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
13533 UINT_FTYPE_UINT_UCHAR.
13534 (bdesc_args): Updated. Add crc32 builtins.
13535 (ix86_init_mmx_sse_builtins): Updated.
13536 (ix86_expand_args_builtin): Updated to support subreg.
13538 * doc/extend.texi: Correct __builtin_ia32_crc32di.
13540 2008-05-01 Jan Hubicka <jh@suse.cz>
13542 * tree-pass.h (opt_pass): Add IPA_PASS.
13543 (varpool_node, cgraph_node): Forward declare.
13544 (ipa_opt_pass): Define.
13545 (pass_ipa_inline): Turn into ipa_opt_pass.
13546 (pass_apply_inline): Remove.
13547 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
13548 (apply_inline): Turn into ....
13549 (inline_transform): ... this one.
13550 (inline_generate_summary): New function.
13551 (pass_apply_inline): Remove.
13552 * function.h (ipa_opt_pass): Forward declare structure; typedef;
13554 (struct function): Add ipa_transforms_to_apply.
13555 * passes.c (register_one_dump_file): Work on IPA_PASS.
13556 (init_optimization_passes): Remove pass_inline_parameters and
13558 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
13559 (execute_one_pass) ... here; apply transforms when possible.
13560 (add_ipa_transform_pass, execute_ipa_summary_asses,
13561 execute_one_ipa_transform_pass): New.
13562 (execute_ipa_pass_list): Update for IPA_PASS type.
13564 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13566 * config/i386/i386.c (ix86_builtin_type): Add
13567 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
13568 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
13569 (bdesc_args): Add SSE4a builtins.
13570 (ix86_init_mmx_sse_builtins): Updated.
13571 (ix86_expand_args_builtin): Likewise.
13572 (ix86_expand_builtin): Likewise.
13574 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13576 * config/i386/i386.c (ix86_builtin_type): Add
13577 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
13578 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
13579 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
13580 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
13581 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
13582 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
13583 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
13584 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
13585 and DI_FTYPE_DI_DI_INT.
13586 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
13587 (ix86_init_mmx_sse_builtins): Updated.
13588 (ix86_expand_args_builtin): Likewise.
13589 (ix86_expand_builtin): Likewise.
13590 (ix86_expand_binop_imm_builtin): Removed.
13592 * doc/extend.texi: Correct __builtin_ia32_palignr128.
13594 2008-04-30 Richard Guenther <rguenther@suse.de>
13596 PR tree-optimization/32921
13597 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
13599 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
13601 * config/arm/arm.c (arm_unwind_emit): Use
13602 crtl->all_throwers_are_sibcalls instead of
13603 cfun->all_throwers_are_sibcalls.
13604 (arm_output_fn_unwind): Likewise.
13605 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
13606 instead of cfun->uses_pic_offset_table.
13607 (frv_expand_prologue): Likewise.
13608 (frv_frame_pointer_required): Likewise.
13609 (frv_expand_fdpic_call): Likewise.
13610 (frv_emit_movsi): Likewise.
13611 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
13612 cfun->returns_pcc_struct instead of
13613 current_function_returns_pcc_struct.
13614 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
13615 instead of cfun->calls_eh_return.
13616 (m32c_pushm_popm): Likewise.
13617 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
13618 "extern" declaration.
13620 2008-04-30 Richard Guenther <rguenther@suse.de>
13622 PR tree-optimization/21636
13623 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
13625 (evaluate_stmt): Print the likely value.
13626 (ccp_visit_stmt): Avoid excessive vertical spacing.
13628 2008-04-30 Rafael Espindola <espindola@google.com>
13630 * builtins.c (fold_call_expr): Return realret.
13631 * tree-ssa-threadedge.c
13632 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
13633 __builtin_object_size.
13635 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
13637 * gcc.c (wrapper_string): New variable.
13638 (insert_wrapper): New function.
13639 (execute): New option -wrapper.
13640 * doc/invoke.texi (Overall Options): New driver option -wrapper.
13642 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
13644 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
13645 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
13646 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
13648 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
13649 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
13650 config/rs6000/e500crtres64gprctr.asm,
13651 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
13652 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
13653 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
13654 config/rs6000/e500crtsav64gprctr.asm,
13655 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
13656 config/rs6000/e500crtsavg64gprctr.asm: New files.
13657 * config/rs6000/t-ppccomm: Add build rules for new files.
13658 (LIB2FUNCS_STATIC_EXTRA): Add new files.
13659 * config/rs6000/t-netbsd: Add build rules for new files.
13660 (LIB2FUNCS_STATIC_EXTRA): New variable.
13661 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
13662 (CRTSAVRES_DEFAULT_SPEC): Likewise.
13663 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
13665 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
13667 * config/i386/i386.c (ix86_builtin_type): Add
13668 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
13669 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
13670 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
13671 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
13672 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
13673 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
13674 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
13675 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
13676 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
13677 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
13678 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
13679 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
13680 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
13681 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
13682 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
13683 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
13684 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
13685 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
13686 V1DI_FTYPE_V2SI_V2SI.
13687 (bdesc_2arg): Moved to ...
13688 (bdesc_args): Here.
13689 (ix86_init_mmx_sse_builtins): Updated.
13690 (ix86_expand_args_builtin): Updated. Take a pointer
13691 to const struct builtin_description. Handle comparison
13693 (ix86_expand_sse_compare): Take a new argument for swapping operands.
13694 (ix86_expand_builtin): Updated.
13696 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
13697 (ssse3_pmaddubsw128): This.
13698 (ssse3_pmaddubswv4hi3): Renamed to ...
13699 (ssse3_pmaddubsw): This.
13701 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
13702 (__builtin_ia32_packssdw128): Likewise.
13703 (__builtin_ia32_packuswb128): Likewise.
13704 (__builtin_ia32_pmaddubsw): Likewise.
13705 (__builtin_ia32_pmaddubsw128): Likewise.
13707 2008-04-30 Richard Guenther <rguenther@suse.de>
13709 PR tree-optimization/14847
13710 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
13711 (recognize_bits_test): Use it.
13712 (recognize_single_bit_test): Likewise.
13714 2008-04-30 Martin Jambor <mjambor@suse.cz>
13716 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
13717 instead of setting number of formal parameters to zero.
13718 (ipcp_init_stage): Do not set the number of actual parameters to zero
13720 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
13721 which are called with variable number of arguments.
13722 (ipcp_insert_stage): Explicitely skipping all nodes which are
13723 called with variable number of arguments.
13724 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
13725 number of parameters.
13727 * ipa-prop.h (struct ipa_node_params): Added flag
13728 called_with_var_arguments
13729 (ipa_set_param_count): Added. Changed sole setter to use it.
13730 (ipa_get_param_count): Added. All readers of param_count
13731 converted to use it instead.
13732 (ipa_set_called_with_variable_arg): Added.
13733 (ipa_is_called_with_var_arguments): Added.
13734 (ipa_get_ith_param): Added. All readers of param_decls converted
13736 (ipa_set_cs_argument_count): Added, sole writer to argument_count
13738 (ipa_get_cs_argument_count): Added, all readers of argument_count
13740 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
13743 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
13744 (struct ipcp_lattice): Renamed cval_type to type
13745 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
13747 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
13748 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
13749 (ipcp_insert_stage): Changed the type of variable cvalue to tree
13750 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
13751 (build_const_val): Changed the type of parameter cvalue to tree
13752 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
13753 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
13755 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
13758 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
13759 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
13760 (ipa_add_method): Renamed to ipa_push_func_to_list
13761 (ipa_remove_method): Renamed to ipa_pop_func_from_list
13762 (ipa_callsite_param_count): Removed.
13763 (ipa_callsite_param_count_set): Removed.
13764 (ipa_callsite_param): Removed.
13765 (ipa_callsite_callee): Removed.
13766 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
13767 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
13768 (ipa_method_formal_count): Removed.
13769 (ipa_method_formal_count_set): Removed.
13770 (ipa_method_get_tree): Removed.
13771 (ipa_method_tree_map_create): Removed.
13772 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
13773 (ipa_create_param_decls_array): Creates the array itself
13774 (ipa_create_param_decls_array): Temporary variable info instead of
13775 a few dereferences.
13776 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
13777 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
13778 (get_type): Removed.
13779 (ipa_jf_get_info_type): Removed.
13780 (ipa_node_create): Renamed to ipa_create_node_params
13781 (ipa_free): Renamed to ipa_free_all_node_params
13782 (ipa_nodes_create): Renamed to ipa_create_all_node_params
13783 (ipa_edges_create): Renamed to ipa_create_all_edge_args
13784 (ipa_edges_free): Renamed to ipa_free_all_edge_args
13785 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
13786 (ipa_free_all_node_params): Deallocation to jump_functions moved to
13787 ipa_free_all_edge_args
13788 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
13789 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
13790 (ipa_create_methodlist_node): Removed.
13791 (ipa_methodlist_method): Removed.
13792 (ipa_methodlist_method_set): Removed.
13793 (ipa_methodlist_next_method): Removed.
13794 (ipa_methodlist_next_method_set): Removed.
13795 (ipa_method_is_modified): Removed.
13796 (ipa_method_modify_create): Removed.
13797 (ipa_method_modify_init): Temporary variable info instead of a few
13799 (ipa_detect_param_modifications): Temporary variable info instead of
13800 a few dereferences.
13801 (ipa_compute_jump_functions): Temporary variable info instead of
13802 a few dereferences.
13803 (ipa_method_modify_set): Removed.
13804 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
13805 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
13806 than craph_node as the first parameter.
13807 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
13808 (ipa_method_modify_init): Removed.
13809 (ipa_compute_jump_functions): Added a temp variable instead of
13810 repeatadly dereferencing the cgraph_edge.aux pointer
13811 (ipa_callsite_param_set_type): Removed.
13812 (ipa_compute_jump_functions): i renamed to index and moved to
13814 (ipa_callsite_param_set_info_type_formal): Removed.
13815 (ipa_callsite_param_set_info_type): Removed.
13816 (ipa_callsite_param_map_create): Removed.
13817 (ipa_callsite_tree): Removed.
13818 (ipa_callsite_caller): Removed.
13819 (ipa_pop_func_from_list): return_method removed to return_func
13821 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
13822 prefixed all values with IPA_. Changed all users.
13823 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
13824 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
13825 and FORMAL_IPATYPE IPA_PASS_THROUGH.
13826 (union parameter_info): Renamed to jump_func_value.
13827 (union jump_func_value): Renamed value to constant
13828 (struct ipa_jump_func): Renamed info_type to value
13829 (struct ipa_node): Renamed to ipa_node_params
13830 (struct ipa_node_params): Renamed ipa_arg_num to param_count
13831 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
13832 (struct ipa_node_params): Renamed ipa_mod to modified_flags
13833 (struct ipa_edge): Renamed to ipa_edge_args
13834 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
13835 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
13836 (struct ipa_methodlist): Renamed to ipa_func_list
13837 (struct ipa_func_list): method_p renamed to node, next_method
13839 (ipa_methodlist_p): Removed, switched all users to struct pointer
13840 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
13842 2008-04-30 Alan Modra <amodra@bigpond.net.au>
13844 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
13845 (rs6000_emit_epilogue): Use backchain to restore only when we
13846 have a large frame. Make use of frame pointer to restore if we
13847 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
13849 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
13851 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
13852 Add mode to zero_extract.
13853 (sign bit tests peepholes): (Ditto.).
13855 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
13857 * config/i386/i386.c (ix86_builtins): Replace Prescott New
13858 Instructions in comments with SSE3.
13859 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
13860 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
13861 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
13862 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
13863 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
13864 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
13865 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
13866 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
13867 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
13868 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
13869 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
13870 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
13871 (bdesc_sse_args): Renamed to ...
13872 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
13873 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
13874 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
13875 IX86_BUILTIN_FABSQ.
13876 (bdesc_1arg): Moved to ...
13877 (bdesc_args): Here.
13878 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
13879 Instructions in comments with SSE3.
13880 (ix86_expand_sse_operands_builtin): Renamed to ...
13881 (ix86_expand_args_builtin): This. Updated.
13882 (ix86_expand_unop1_builtin): Update comments.
13883 (ix86_expand_builtin): Updated.
13885 2008-04-29 Richard Guenther <rguenther@suse.de>
13887 PR tree-optimization/36078
13888 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
13889 Update virtual SSA form after cleaning up the CFG.
13891 2008-04-29 Richard Guenther <rguenther@suse.de>
13893 PR middle-end/15255
13894 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
13896 2008-04-29 Richard Guenther <rguenther@suse.de>
13898 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
13899 (compute_may_aliases): Do not call finalize_ref_all_pointers.
13900 (compute_flow_insensitive_aliasing): Do not treat
13901 PTR_IS_REF_ALL pointers special.
13902 (get_smt_for): Likewise.
13903 (may_alias_p): Re-structure.
13904 (is_escape_site): A ref-all pointer conversion is not an escape site.
13905 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
13906 PTR_IS_REF_ALL pointers special.
13907 * tree-ssa-structalias.h (struct alias_info): Remove
13908 ref_all_symbol_mem_tag field.
13909 (PTR_IS_REF_ALL): Remove.
13911 2008-04-29 Richard Guenther <rguenther@suse.de>
13913 PR middle-end/36077
13914 * fold-const.c (extract_muldiv_1): In combining division constants
13915 make sure to never overflow.
13917 2008-04-29 Nick Clifton <nickc@redhat.com>
13919 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
13921 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13924 * optc-gen.awk: Work around HP-UX/IA awk bug.
13926 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
13928 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
13931 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
13934 * config/i386/i386.md
13935 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
13936 Change operand 1 predicate to nonimmediate_operand.
13938 2008-04-28 Jakub Jelinek <jakub@redhat.com>
13941 * dwarf2out.c (struct die_struct): Mark as chain_circular through
13943 * gengtype.c (walk_type, write_func_for_structure): Handle
13945 * doc/gty.texi: Document chain_circular.
13947 2008-04-28 Richard Guenther <rguenther@suse.de>
13949 PR tree-optimization/36066
13950 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
13953 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
13956 * config/i386/i386.md
13957 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
13958 Use match_scratch instead of match_operand for operands 3 and 4.
13960 2008-04-27 Richard Guenther <rguenther@suse.de>
13962 PR tree-optimization/18754
13963 PR tree-optimization/34223
13964 * tree-pass.h (pass_complete_unrolli): Declare.
13965 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
13966 loop size before and after unconditionally of UL_NO_GROWTH in effect.
13967 Rewrite loop into loop closed SSA form if it is not already.
13968 (tree_unroll_loops_completely): Re-structure to iterate over
13969 innermost loops with intermediate CFG cleanups.
13970 Unroll outermost loops only if requested or the code does not grow
13972 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
13973 loops are available.
13974 (tree_vectorize): Instead do so here.
13975 (tree_complete_unroll): Also unroll outermost loops.
13976 (tree_complete_unroll_inner): New function.
13977 (gate_tree_complete_unroll_inner): Likewise.
13978 (pass_complete_unrolli): New pass.
13979 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
13980 uses outside of the loop.
13981 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
13982 form if it is available.
13983 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
13984 * passes.c (init_optimization_passes): Schedule complete inner
13985 loop unrolling pass before the first CCP pass after final inlining.
13987 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
13989 * targhooks.h (default_emutls_var_fields,
13990 default_emutls_var_init): Declare.
13991 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
13992 * target.h (struct gcc_target): Add struct emutls member.
13993 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
13994 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
13995 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
13996 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
13997 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
13998 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
13999 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
14000 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
14001 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
14002 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
14003 emit debug information.
14004 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
14005 * varasm.c: Include targhooks.h.
14006 (emutls_object_section, emutls_tmpl_section): New.
14007 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
14008 (EMUTLS_SEPARATOR): New.
14009 (prefix_name): New.
14010 (get_emutls_object_name): New.
14011 (default_emutls_var_fields): New, broken out of ...
14012 (get_emutls_object_type): ... here. Adjust to use target hooks.
14013 (get_emutls_init_templ_addr): Adjust to use target hooks.
14014 (emutls_decl): Adjust to use target hooks.
14015 (emutls_finish): Likewise.
14016 (default_emutls_var_init): New, broken out of ...
14017 (assemble_variable): ... here. Adjust to use target hooks.
14018 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
14019 SECCAT_EMUTLS_TMPL.
14020 * c-common.c (handle_section_attribute): Prevent overriding
14021 sections for emulated tls with special sections.
14022 * config/i386/i386.c (x86_64_elf_select_section): Add
14023 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
14024 (x86_64_elf_unique_section): Likewise.
14025 * config/vxworks.c: Include tree.h.
14026 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
14027 (vxworks_override_options): Set TLS scheme.
14028 * doc/tm.texi (Emulated TLS): New node.
14030 2008-04-26 Simon Baldwin <simonb@google.com>
14033 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
14034 with propagated string constants.
14036 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
14038 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
14039 constraint for operand 2 when operand 0 is memory operand.
14040 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
14041 operand 0 is memory operand.
14042 (fix_trunc<mode>_i387_with_temp): Ditto.
14043 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
14044 operand 2 when operand 1 is memory operand.
14045 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
14046 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
14047 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
14048 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
14049 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
14050 operands 2,3 and 4 when operand 1 is memory operand.
14051 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
14053 (fistdi2_floor_with_temp): Ditto.
14054 (fist<mode>2_floor_with_temp): Ditto.
14055 (fistdi2_ceil_with_temp): Ditto.
14056 (fist<mode>2_ceil_with_temp): Ditto.
14057 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
14059 2008-04-26 David Daney <ddaney@avtrex.com>
14061 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
14063 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
14064 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14065 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14066 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
14067 (compare_and_swap_12): New insn.
14068 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
14069 * config/mips/mips.c (mips_force_binary): New function.
14070 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
14071 (mips_expand_compare_and_swap_12): New function.
14072 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
14074 2008-04-25 Jan Hubicka <jh@suse.cz>
14077 * cfgexpand.c (pass_expand): Turn into RTL pass.
14078 * passes.c (execute_one_pass): Do pass typechecking after execution.
14079 * tree-pass.h (pass_expand): Turn into RTL pass.
14081 * function.h (struct rtl_data): Move here fields
14082 accesses_prior_frames, calls_eh_return, saves_all_registers,
14083 has_nonlocal_goto, has_asm_statement, is_thunk,
14084 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
14085 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
14086 arg_pointer_save_area_init from struct function; turn into bool.
14087 (struct function): Move
14088 calls_eh_return, saves_all_registers, has_nonlocal_goto,
14089 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
14090 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
14091 tail_call_emit, arg_pointer_save_area_init
14092 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
14093 (current_function_returns_struct, current_function_returns_pcc_struct,
14094 current_function_calls_setjmp, current_function_calls_alloca,
14095 current_function_accesses_prior_frames,
14096 current_function_calls_eh_return, current_function_is_thunk,
14097 current_function_stdarg, current_function_profile,
14098 current_function_limit_stack, current_function_uses_pic_offset_table,
14099 current_function_uses_const_pool, current_function_has_nonlocal_label,
14100 current_function_saves_all_registers,
14101 current_function_has_nonlocal_goto,
14102 current_function_has_asm_statement): Remove accesor macros.
14103 * ra-conflict.c (global_conflicts): Update.
14104 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
14105 (suitable_for_tail_call_opt_p): Update.
14106 * builtins.c (expand_builtin_return_addr): Update.
14107 (expand_builtin_setjmp_setup): Update.
14108 (expand_builtin_nonlocal_goto): Update.
14109 * final.c (final_start_function): Update.
14110 (profile_function): Update.
14111 (leaf_function_p): Update.
14112 (only_leaf_regs_used): Update.
14113 * df-scan.c (df_get_exit_block_use_set): Update.
14114 * dojump.c (clear_pending_stack_adjust): Update.
14115 * tree-stdarg.c (gate_optimize_stdarg): Update.
14116 * gimple-low.c (lower_function_body): Update.
14117 * global.c (compute_regsets): Update.
14118 (global_alloc): Update.
14119 * dwarf2out.c (dwarf2out_begin_prologue): Update.
14120 * expr.c (expand_assignment): Update.
14121 * dse.c (dse_step0): Update.
14122 (dse_step1): Update.
14123 * c-decl.c (store_parm_decls): Update.
14124 * local-alloc.c (combine_regs): Update.
14125 (find_free_reg): Update.
14126 * function.c (assign_parms_augmented_arg_list): Update.
14127 (assign_parm_find_data_types): Update.
14128 (assign_parms): Update.
14129 (allocate_struct_function): Update.
14130 (expand_function_start): Update.
14131 (expand_function_end): Update.
14132 (get_arg_pointer_save_area): Update.
14133 (thread_prologue_and_epilogue_insns): Update.
14134 (rest_of_match_asm_constraints): Update.
14135 * stor-layout.c (variable_size): Update.
14136 * gcse.c (gcse_main): Update.
14137 (bypass_jumps): Update.
14138 * gimplify.c (gimplify_function_tree): Update.
14139 * calls.c (emit_call_1): Update.
14140 (expand_call): Update.
14141 * bt-load.c (compute_defs_uses_and_gen): Update.
14142 * except.c (sjlj_assign_call_site_values): Update.
14143 (sjlj_emit_function_enter): Update.
14144 (can_throw_external): Update.
14145 (set_nothrow_function_flags): Update.
14146 (expand_builtin_unwind_init): Update.
14147 (expand_eh_return): Update.
14148 (convert_to_eh_region_ranges): Update.
14149 (output_function_exception_table): Update.
14150 * emit-rtl.c (gen_tmp_stack_mem): Update.
14151 * cfgexpand.c (expand_used_vars): Update.
14152 (tree_expand_cfg): Update.
14153 * cfgcleanup.c (rest_of_handle_jump): Update.
14154 * explow.c (allocate_dynamic_stack_space): Update.
14155 * varasm.c (assemble_start_function): Update.
14156 (force_const_mem): Update.
14157 (mark_constant_pool): Update.
14158 * tree-optimize.c (tree_rest_of_compilation): Update.
14159 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
14160 * tree-cfg.c (notice_special_calls): Update.
14161 (is_ctrl_altering_stmt): Update.
14162 (tree_can_make_abnormal_goto): Update.
14163 (tree_purge_dead_abnormal_call_edges): Update.
14164 * config/alpha/predicates.md: Update.
14165 * config/alpha/alpha.c (alpha_sa_mask): Update.
14166 (alpha_sa_size): Update.
14167 (alpha_does_function_need_gp): Update.
14168 (alpha_expand_prologue): Update.
14169 (alpha_start_function): Update.
14170 (alpha_output_function_end_prologue): Update.
14171 (alpha_expand_epilogue): Update.
14172 * config/frv/frv.c (frv_stack_info): Update.
14173 (frv_expand_epilogue): Update.
14174 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
14175 (s390_register_info): Update.
14176 (s390_frame_info): Update.
14177 (s390_init_frame_layout): Update.
14178 (s390_can_eliminate): Update.
14179 (save_gprs): Update.
14180 * config/spu/spu.c (spu_split_immediate): Update.
14181 (need_to_save_reg): Update.
14182 (spu_expand_prologue): Update.
14183 (spu_expand_epilogue): Update.
14184 * config/sparc/sparc.md: Update.
14185 * config/sparc/sparc.c (eligible_for_return_delay): Update.
14186 (sparc_tls_got): Update.
14187 (legitimize_pic_address): Update.
14188 (sparc_emit_call_insn): Update.
14189 (sparc_expand_prologue): Update.
14190 (output_return): Update.
14191 (print_operand): Update.
14192 (sparc_function_ok_for_sibcall): Update.
14193 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
14194 * config/m32r/m32r.md: Update.
14195 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
14196 (m32r_compute_frame_size): Update.
14197 (m32r_expand_prologue): Update.
14198 (m32r_expand_epilogue): Update.
14199 (m32r_legitimize_pic_address): Update.
14200 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
14201 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14202 * config/i386/i386.c (ix86_frame_pointer_required): Update.
14203 (gen_push): Update.
14204 (ix86_save_reg): Update.
14205 (ix86_compute_frame_layout): Update.
14206 (ix86_expand_prologue): Update.
14207 (ix86_expand_epilogue): Update.
14208 * config/sh/sh.c (output_stack_adjust): Update.
14209 (calc_live_regs): Update.
14210 (sh5_schedule_saves): Update.
14211 (sh_expand_prologue): Update.
14212 (sh_expand_epilogue): Update.
14213 (sh_setup_incoming_varargs): Update.
14214 (sh_allocate_initial_value): Update.
14215 (sh_get_pr_initial_val): Update.
14216 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
14217 * config/sh/sh.md (label:): Update.
14218 * config/avr/avr.c (out_movhi_mr_r): Update.
14219 * config/crx/crx.h (enum): Update.
14220 * config/xtensa/xtensa.h (along): Update.
14221 * config/stormy16/stormy16.c Update.
14222 (xstormy16_compute_stack_layout): Update.
14223 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
14224 (fr30_expand_prologue): Update.
14225 * config/cris/cris.c (cris_conditional_register_usage): Update.
14226 (cris_reg_saved_in_regsave_area): Update.
14227 (cris_initial_frame_pointer_offset): Update.
14228 (cris_simple_epilogue): Update.
14229 (cris_expand_prologue): Update.
14230 (cris_expand_epilogue): Update.
14231 (cris_expand_pic_call_address): Update.
14232 (cris_asm_output_symbol_ref): Update.
14233 (cris_asm_output_label_ref): Update.
14234 * config/cris/cris.md Update.
14235 * config/iq2000/iq2000.c (compute_frame_size): Update.
14236 (iq2000_expand_epilogue): Update.
14237 * config/mt/mt.h (save_direction): Update.
14238 * config/mn10300/mn10300.c (mn10300_function_value): Update.
14239 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14240 (ia64_secondary_reload_class): Update.
14241 * config/m68k/m68k.c (m68k_save_reg): Update.
14242 (m68k_expand_prologue): Update.
14243 (m68k_expand_epilogue): Update.
14244 (legitimize_pic_address): Update.
14245 * config/rs6000/rs6000.c (rs6000_got_register): Update.
14246 (first_reg_to_save): Update.
14247 (first_altivec_reg_to_save): Update.
14248 (compute_vrsave_mask): Update.
14249 (compute_save_world_info): Update.
14250 (rs6000_stack_info): Update.
14251 (spe_func_has_64bit_regs_p): Update.
14252 (rs6000_ra_ever_killed): Update.
14253 (rs6000_emit_eh_reg_restore): Update.
14254 (rs6000_emit_allocate_stack): Update.
14255 (rs6000_emit_prologue): Update.
14256 (rs6000_emit_epilogue): Update.
14257 (rs6000_output_function_epilogue): Update.
14258 (output_profile_hook): Update.
14259 (rs6000_elf_declare_function_name): Update.
14260 * config/rs6000/rs6000.h (rs6000_args): Update.
14261 * config/rs6000/rs6000.md: Update.
14262 * config/mcore/mcore.c (mcore_expand_prolog): Update.
14263 * config/arc/arc.c (arc_output_function_epilogue): Update.
14264 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
14265 * config/darwin.c (machopic_function_base_name): Update.
14266 * config/score/score3.c (score3_compute_frame_size): Update.
14269 (score3_epilogue): Update.
14270 * config/score/score7.c (score7_compute_frame_size): Update.
14271 (score7_prologue): Update.
14272 (score7_epilogue): Update.
14273 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
14274 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14275 * config/arm/arm.c (use_return_insn): Update.
14276 (require_pic_register): Update.
14277 (arm_load_pic_register): Update.
14278 (arm_compute_save_reg0_reg12_mask): Update.
14279 (arm_compute_save_reg_mask): Update.
14280 (thumb1_compute_save_reg_mask): Update.
14281 (output_return_instruction): Update.
14282 (arm_output_function_prologue): Update.
14283 (arm_output_epilogue): Update.
14284 (arm_get_frame_offsets): Update.
14285 (arm_expand_prologue): Update.
14286 (thumb_pushpop): Update.
14287 (thumb_exit): Update.
14288 (thumb1_expand_prologue): Update.
14289 (thumb1_expand_epilogue): Update.
14290 (arm_unwind_emit): Update.
14291 (arm_output_fn_unwind): Update.
14292 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
14293 * config/arm/arm.md: Update.
14294 * config/pa/pa.md: Update.
14295 * config/pa/pa.c (legitimize_pic_address): Update.
14296 (compute_frame_size): Update.
14297 (hppa_expand_prologue): Update.
14298 (hppa_expand_epilogue): Update.
14299 (borx_reg_operand): Update.
14300 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
14301 (HARD_REGNO_RENAME_OK): Update.
14302 * config/mips/mips.c (mips_global_pointer): Update.
14303 (mips_save_reg_p): Update.
14304 (mips_compute_frame_info): Update.
14305 (mips_frame_pointer_required): Update.
14306 (mips_expand_prologue): Update.
14307 (mips_expand_epilogue): Update.
14308 (mips_can_use_return_insn): Update.
14309 (mips_reorg_process_insns): Update.
14310 * config/v850/v850.c (compute_register_save_size): Update.
14311 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
14312 * config/mmix/mmix.c (along): Update.
14313 (mmix_expand_epilogue): Update.
14314 * config/bfin/bfin.c (legitimize_pic_address): Update.
14315 (must_save_p): Update.
14316 (stack_frame_needed_p): Update.
14317 (add_to_reg): Update.
14318 (bfin_expand_prologue): Update.
14319 * stmt.c (expand_asm_operands): Update.
14320 * reload1.c (reload): Update.
14321 (init_elim_table): Update.
14323 2008-04-25 Bob Wilson <bob.wilson@acm.org>
14325 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
14327 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
14329 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
14330 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
14331 (mov<mode>): Removed.
14332 (*movv4sf_internal): Likewise.
14333 (*movv2df_internal): Likewise.
14335 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
14337 * config.gcc (crx-*-elf): Remove deprecation.
14339 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
14341 * config/i386/cygming-crtend.c (register_frame_ctor): Register
14342 __gcc_deregister_frame with atexit.
14343 (deregister_frame_dtor): Remove.
14345 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
14346 Nathan Sidwell <nathan@codesourcery.com>
14348 * config/rs6000/rs6000.opt (mspe): Remove Var property.
14350 * config/rs6000/rs6000.h (rs6000_spe): Declare.
14351 (rs6000_isel): Likewise.
14352 * config/rs6000/rs6000.c (rs6000_spe): New variable.
14353 (rs6000_isel): New variable.
14354 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
14356 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14359 * c-common.c (handle_vector_size_attribute): Call
14360 lang_hooks.types.reconstruct_complex_type instead of
14361 reconstruct_complex_type.
14362 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
14363 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
14364 * langhooks.h (struct lang_hooks_for_types): Add
14365 reconstruct_complex_type hook.
14366 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
14367 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
14369 2008-04-24 Richard Guenther <rguenther@suse.de>
14371 * c-common.h (check_builtin_function_arguments): Declare.
14372 * c-common.c (validate_nargs): New function.
14373 (check_builtin_function_arguments): Likewise.
14374 * c-typeck.c (build_function_call): Call
14375 check_builtin_function_arguments.
14376 * builtins.c (fold_builtin_classify): Remove error reporting code.
14377 (fold_builtin_unordered_cmp): Likewise.
14378 (fold_builtin_1): Likewise.
14379 (fold_builtin_n): Likewise.
14381 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14383 PR tree-optimization/36008
14384 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
14385 the original op1, rather than delta by step.
14387 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
14388 Sebastian Pop <sebastian.pop@amd.com>
14390 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
14391 eliminate_local_variables_stmt, eliminate_local_variables,
14392 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
14393 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
14394 of code delimited by two edges in the CFG.
14395 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
14396 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
14397 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
14398 the case of parallelisation of reductions.
14399 (expr_invariant_in_region_p): New.
14401 * tree-flow.h (gather_blocks_in_sese_region): Declared.
14402 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
14404 2008-04-24 Ira Rosen <irar@il.ibm.com>
14405 Richard Guenther <rguenther@suse.de>
14407 PR tree-optimization/36034
14408 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
14409 incapable of dealing with loads with gaps.
14411 2008-04-24 Rafael Espindola <espindola@google.com>
14413 * tree-flow.h (vrp_evaluate_conditional): Change signature.
14414 * tree-ssa-propagate.c (fold_predicate_in): Update call to
14415 vrp_evaluate_conditional.
14416 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
14417 (vrp_evaluate_conditional): Split the cond argument.
14418 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
14419 (simplify_stmt_for_jump_threading): Update call to
14420 vrp_evaluate_conditional.
14422 2008-04-24 Ira Rosen <irar@il.ibm.com>
14424 PR tree-optimization/35982
14425 * tree-vect-analyze.c (vect_check_interleaving): Check that the
14426 interleaved data-refs are of the same type.
14428 2008-04-24 Danny Smith <dannysmith@users.net>
14430 * c-format.c (check_format_info_main): Use strncmp rather than a
14431 magic prefix to handle multichar length specs.
14432 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
14433 Don't prefix "I64" and "I32" with '\0'.
14435 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14438 * config/i386/i386.c (init_cumulative_args): Don't pass anything
14439 in registers for -m32 only if stdarg_p (fntype).
14441 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
14443 PR rtl-optimization/36006
14444 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
14445 temp to op0 in order to avoid invalid rtx sharing.
14447 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
14449 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
14450 check TREE_INVARIANT.
14451 * tree-gimple.c (is_gimple_address): New.
14452 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
14453 * tree-gimple.h (is_gimple_address): New.
14454 * tree.h (decl_address_invariant_p): New.
14455 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
14456 (build_string): Likewise.
14457 (decl_address_invariant_p): New, from is_gimple_invariant_address.
14458 (tree_invariant_p_1): Likewise.
14459 (save_expr): Use it.
14460 (tree_invariant_p): New.
14461 (skip_simple_arithmetic): Use it.
14462 (stabilize_reference_1): Use it.
14463 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
14465 (build1_stat): Drop code to compute TREE_INVARIANT.
14466 (build2_stat): Drop code to compute TREE_INVARIANT.
14467 (build3_stat): Drop code to compute TREE_INVARIANT.
14468 (build4_stat): Drop code to compute TREE_INVARIANT.
14469 (build5_stat): Drop code to compute TREE_INVARIANT.
14470 (build7_stat): Drop code to compute TREE_INVARIANT.
14471 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
14472 * tree.h (struct tree_base): Remove invariant_flag.
14473 (TREE_INVARIANT): Remove.
14474 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
14475 (fold_builtin_expect): Check TREE_CONSTANT.
14476 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
14477 * c-tree.h (c_expr_to_decl): Drop third parameter.
14478 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
14479 (build_c_cast): Don't set TREE_INVARIANT.
14480 (pop_init_level): Don't set TREE_INVARIANT.
14481 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
14482 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
14484 (gimplify_init_constructor): Don't set TREE_INVARIANT.
14485 (gimplify_addr_expr): Adjust comment.
14486 * tree-mudflap.c (mf_build_string):
14487 * print-tree.c (print_node): Don't print TREE_INVARIANT.
14488 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
14489 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
14490 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
14491 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
14492 * langhooks.h (struct lang_hooks): Drop third parameter from
14495 2008-04-23 Richard Guenther <rguenther@suse.de>
14497 PR tree-optimization/27799
14498 PR tree-optimization/32921
14499 PR tree-optimization/32624
14500 * tree-ssa-structalias.c (merge_smts_into): Only merge the
14501 SMTs aliases and the tag itself into the solution.
14502 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
14503 merge the points-to solution back into the SMT aliases.
14504 (may_alias_p): Use alias_set_subset_of instead of
14505 aliases_conflict_p. A pointer which points to
14506 memory with alias set zero may access any variable.
14508 2008-04-23 Richard Guenther <rguenther@suse.de>
14510 * alias.c (alias_set_subset_of): Correctly handle asking
14511 if zero is a subset of an alias set with zero child.
14512 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
14513 (compute_flow_insensitive_aliasing): Correctly walk all
14514 pointers. Do not unnecessarily union sets.
14516 2008-04-23 Richard Guenther <rguenther@suse.de>
14518 PR middle-end/36021
14519 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
14521 2008-04-22 Tomas Bily <tbily@suse.cz>
14523 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
14525 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
14527 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14528 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14529 * tree-inline.c (estimate_num_insns_1): Likewise.
14530 * varasm.c (const_hash_1, compare_constant, copy_constant)
14531 (compute_reloc_for_constant, output_addressed_constants): Likewise.
14532 * emit-rtl.c (component_ref_for_mem_expr)
14533 (set_mem_attributes_minus_bitpos): Likewise.
14534 * expr.c (highest_pow2_factor, expand_expr_real_1, )
14535 (is_aligning_offset): Likewise.
14536 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
14537 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
14538 * dojump.c (do_jump): Likewise.
14539 * builtins.c (get_pointer_alignment, get_memory_rtx)
14540 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
14541 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
14543 2008-04-23 Jakub Jelinek <jakub@redhat.com>
14545 PR rtl-optimization/36017
14546 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
14547 expanding the library call.
14549 2008-04-22 Ian Lance Taylor <iant@google.com>
14551 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
14552 than size_in_bytes.
14554 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
14556 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
14557 of LR/CTR moves for Power6.
14559 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
14561 PR middle-end/36003
14562 * passes.c (init_optimization_passes): Remove
14563 pass_fast_rtl_byte_dce.
14565 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
14568 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
14569 builtin functions to generate faster code.
14570 (_mm_cvtpu16_ps): Ditto.
14571 (_mm_cvtpi32x2_ps): Ditto.
14573 2008-04-22 Nick Clifton <nickc@redhat.com>
14575 * common.opt (ftree-loop-distribution): Add Optimization
14578 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
14579 (frv_expand_builtin_va_start): Likewise.
14581 * config/arm/arm.c (thumb_find_work_register): Fix location of
14582 argument register count.
14584 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14586 Support scheduling for ColdFire V1 and V3 microarchitecture.
14587 Improve scheduling of multiplication instructions.
14589 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
14590 (mac): New instruction attribute.
14591 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
14592 (m68k_sched_mac): New variable.
14593 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
14594 Handle cfv1 and cfv3.
14595 (max_insn_size): New static variable.
14596 (struct _sched_ib): New type.
14597 (sched_ib): New static variable.
14598 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
14599 to fields of 'struct _sched_ib sched_ib'. Update all uses.
14600 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
14602 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
14603 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
14604 new variables. Update.
14605 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14606 Add modeling of cfv3 instruction buffer. Update.
14607 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
14608 * config/m68k/m68k.h (TUNE_CFV3): New macro.
14609 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
14610 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
14611 a particular reservation applies to.
14612 (type2): Reorganize attribute values. Rename alu to alu_reg,
14613 alu_l to alu, move_l to omove. Join move to alu. Split mul
14614 to mul_l and mul_w.
14615 (cf_ib_*): Simplify description of instruction buffer.
14616 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
14617 (cf_mem): Split into cf_mem1 and cf_mem2.
14618 (cf_v2_move_??): Rename to cfv12_alu_??.
14619 (cf_v2_move_l_??): Rename to cfv12_omove_??.
14620 (cf_v2_mul_??): Remove reservations.
14621 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
14622 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
14623 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
14625 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
14626 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
14627 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
14628 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
14629 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
14630 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
14631 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
14632 expansions of the above reservations for instructions of sizes
14635 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14637 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
14639 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
14641 * coverage.c: Include tree-pass.h.
14642 (coverage_counter_alloc): Print da_file_name to the dump file.
14644 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
14646 * sbitmap.c (sbitmap_range_empty_p): New function.
14647 * sbitmap.h (sbitmap_range_empty_p): New function.
14648 * bitmap.h: Now includes obstack.h.
14650 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
14651 Kenneth Zadeck <zadeck@naturalbridge.com>
14653 * dbgcnt.def (ra_byte_scan): Added.
14654 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
14655 when the last hit happens for a counter.
14656 * timevar.def (TV_DF_BYTE_LR): New variable.
14657 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
14658 * passes.c (pass_fast_rtl_byte_dce): New pass.
14659 * fwprop.c (update_df): Added mode to call df_ref_create.
14660 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
14661 DF_REF_EXTRACT_OFFSET.
14662 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
14663 DF_BYTE_LR_OUT, df_byte_lr): New macro.
14665 (df_ref_extract): Added mode field.
14666 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
14667 DF_REF_EXTRACT_OFFSET.
14668 (DF_REF_EXTRACT_MODE): New macro.
14669 (df_byte_lr_bb_info): New structure.
14670 (df_print_byte_regset, df_compute_accessed_bytes,
14671 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
14672 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
14673 df_byte_lr_simulate_uses,
14674 df_byte_lr_simulate_artificial_refs_at_top,
14675 df_byte_lr_simulate_artificial_refs_at_end,
14676 df_compute_accessed_bytes): New function.
14677 (df_ref_create): Add parameter.
14678 (df_byte_lr_get_bb_info): New inline function.
14679 * df-scan.c (df_ref_record, df_uses_record,
14680 df_ref_create_structure): Added mode parameter.
14681 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
14682 df_defs_record, df_uses_record, df_get_conditional_uses,
14683 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
14684 df_entry_block_defs_collect, df_exit_block_uses_collect):
14685 Added mode parameter to calls to df_ref_record, df_uses_record,
14686 df_ref_create_structure.
14687 (df_ref_equal_p, df_ref_compare): Added test for modes.
14688 (df_ref_create_structure): Added code to set mode. Renamed
14689 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
14690 DF_REF_EXTRACT_OFFSET.
14691 * df-core.c (df_print_byte_regset): New function.
14692 * df-byte-scan.c: New file.
14693 * df-problems.c (df_rd_transfer_function): Removed unnecessary
14694 calls to BITMAP_FREE.
14695 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
14696 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
14697 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
14698 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
14699 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
14700 df_byte_lr_local_compute, df_byte_lr_init,
14701 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
14702 df_byte_lr_transfer_function, df_byte_lr_free,
14703 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
14704 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
14705 df_byte_lr_simulate_uses,
14706 df_byte_lr_simulate_artificial_refs_at_top,
14707 df_byte_lr_simulate_artificial_refs_at_end): New function.
14708 * dce.c (byte_dce_process_block): New function.
14709 (dce_process_block): au is now passed in rather than computed
14710 locally. Changed loops that look at artificial defs to not look
14711 for conditional or partial ones, because there never are any.
14712 (fast_dce): Now is able to drive byte_dce_process_block or
14713 dce_process_block depending on the kind of dce being done.
14714 (rest_of_handle_fast_dce): Add parameter to fast_dce.
14715 (rest_of_handle_fast_byte_dce): New function.
14716 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
14717 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
14719 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
14722 * gcc.h: Added fortran options that take arguments to
14723 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
14726 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
14728 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
14729 scalarization if on the LHS and not a full access.
14731 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14733 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
14735 2008-04-18 Rafael Espindola <espindola@google.com>
14737 * tree-vrp.c (find_case_label_index): Fix the binary search.
14738 (find_case_label_range): New.
14739 (vrp_visit_switch_stmt): Use find_case_label_range.
14740 (simplify_switch_using_ranges): Use find_case_label_range.
14742 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
14744 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
14745 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
14747 2008-04-18 Tom Tromey <tromey@redhat.com>
14750 * doc/cpp.texi (Implementation-defined behavior): Mention
14753 2008-04-18 Ian Lance Taylor <iant@google.com>
14755 * fold-const.c (pointer_may_wrap_p): New static function.
14756 (fold_comparison): Add another test for pointer overflow. Use
14757 pointer_may_wrap_p to disable some false positives.
14759 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
14761 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
14762 (fname_as_string): Match updated cpp_interpret_string prototype.
14763 (fix_string_type): Support char16_t* and char32_t*.
14764 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
14765 derivative) nodes. Register as builtin if C++0x.
14766 (c_parse_error): Support CPP_CHAR{16,32}.
14767 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
14768 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
14769 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
14770 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
14771 CTI_CHAR32_ARRAY_TYPE>: New elements.
14772 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
14773 char32_type_node, signed_char32_type_node, char16_array_type_node,
14774 char32_array_type_node): New defines.
14775 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
14776 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
14777 (lex_string): Support CPP_STRING{16,32}, match updated
14778 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
14779 (lex_charconst): Support CPP_CHAR{16,32}.
14780 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
14781 and CPP_STRING{16,32}.
14783 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
14786 * aclocal.m4: Regenerate.
14787 * configure: Regenerate.
14789 2008-04-18 Jan Hubicka <jh@suse.cz>
14791 * except.c (dw2_size_of_call_site_table,
14792 sjlj_size_of_call_site_table): Use vector API for call_site_record.
14794 * cgraphbuild.c (build_cgraph_edges): Update.
14795 * tree-pass.h: Update comment.
14796 * final.c (leaf_function_p): Update.
14797 (leaf_renumber_regs): Update.
14798 (rest_of_clean_state): Update.
14799 * omp-low.c (expand_omp_parallel): Update.
14800 * ipa-reference.c (analyze_function): Update.
14801 * reorg.c (find_end_label): Update.
14802 (optimize_skip): Update.
14803 (fill_simple_delay_slots): Update.
14804 (fill_simple_delay_slots): Update.
14805 (make_return_insns): Update.
14806 (dbr_schedule): Update.
14807 * gimple-low.c (record_vars_into): Update.
14808 * cfgbuild.c (make_edges): Update.
14809 * function.c (assign_stack_local): Update.
14810 (assign_parm_adjust_stack_rtl): Update.
14811 (locate_and_pad_parm): Update.
14812 (allocate_struct_function): Do not initialize stack_alignment_needed
14813 and preferred_stack_boundary here.
14814 (stack_protect_prologue): Update.
14815 (stack_protect_epilogue): Update.
14816 (expand_function_start): Initialize stack_alignment_needed,
14817 preferred_stack_boundary and max_jumptable_ents.
14818 (expand_function_end): Update.
14819 (free_after_compilation): Do not NULLify epilogue_delay_list.
14820 * function.h (struct rtl_data): Add stack_protect_guard,
14821 stack_alignment_needed,
14822 preferred_stack_boundary, epilogue_delay_list.
14823 (struct function): Remove value_histograms, stack_alignment_needed,
14824 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
14826 unexpanded_var_list, stack_protect_guard.
14827 (current_function_epilogue_delay_list): Remove.
14828 * ipa-type-escape.c (analyze_function): Update.
14829 * gimplify.c (pop_gimplify_context): Update comment.
14830 * calls.c (expand_call): Update.
14831 (emit_library_call_value_1): Update.
14832 * except.c (set_nothrow_function_flags): Update.
14833 * cfgexpand.c (get_decl_align_unit): Update.
14834 (create_stack_guard): Update.
14835 (estimated_stack_frame_size): Update.
14836 (expand_used_vars): Update.
14837 (tree_expand_cfg): Free histogram earliers, init expansion variables.
14838 * explow.c (allocate_dynamic_stack_space): Update.
14839 * tree-ssa-live.c (remove_unused_locals): Update.
14840 * varasm.c (mark_constant_pool): Update.
14841 * tree-inline.c (remap_decls): Update.
14842 (initialize_cfun): Update.
14843 (declare_return_variable): Update.
14844 (inline_forbidden_p): Update.
14845 (expand_call_inline): Update.
14846 (declare_inline_vars): Update.
14847 (tree_function_versioning): Update.
14848 * tree-flow.h (value_histograms): New.
14849 (VALUE_HISTOGRAMS): New macro.
14850 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
14852 * tree-cfg.c (set_bb_for_stmt): Update.
14853 (replace_by_duplicate_decl): Update.
14854 (move_block_to_fn): Update.
14855 (new_label_mapper): Update.
14856 (dump_function_to_file): Update.
14857 * ipa-struct-reorg.c (build_data_structure): Update.
14858 * cfgrtl.c (print_rtl_with_bb): Update.
14859 * reload1.c (reload): Update.
14861 * config/i386/i386.c (setup_incoming_varargs_64,
14862 ix86_compute_frame_layout): Update.
14863 * config/arc/arc.c (arc_output_function_epilogue): Update.
14865 2008-04-18 Marius Strobl <marius@FreeBSD.org>
14867 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
14868 for FreeBSD as well.
14869 * gthr-posix95.h: Likewise.
14871 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
14873 PR rtl-optimization/35838
14874 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
14875 out the byte offset of the first subreg.
14877 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
14879 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
14880 to split_ti instead of three separate calls with single member arrays.
14881 (subti3 splitter): Ditto.
14882 (adddi3 splitter): Ditto with split_di.
14883 (subdi3 splitter): Ditto.
14884 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
14885 two separate calls with single member arrays. Swap match_dup
14886 operands 1 and 2 to better fit into the array.
14887 (negdi2 splitter): Ditto with split_di.
14888 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
14889 two separate calls with single member arrays. Swap match_dup operands
14890 6 and 7 to better fit into the array.
14892 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
14894 * config/i386/i386.c (sse_builtin_type): New.
14895 (bdesc_sse_args): Likewise.
14896 (bdesc_sse_3arg): Removed.
14897 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
14898 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
14899 IX86_BUILTIN_ROUNDPS.
14900 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
14901 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
14902 IX86_BUILTIN_ROUNDPS.
14903 (ix86_expand_sse_4_operands_builtin): Removed.
14904 (ix86_expand_sse_operands_builtin): New.
14905 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
14906 and CODE_FOR_sse4_1_roundps.
14907 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
14908 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
14910 2008-04-17 Alan Modra <amodra@bigpond.net.au>
14913 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
14914 regs before frame pop when needed. If use_backchain_to_restore_sp
14915 then load backchain into a temp reg to restore vr and vrsave. Add
14916 code to restore vr after frame pop if possible.
14918 2008-04-17 Richard Guenther <rguenther@suse.de>
14920 * tree-vn.c (expressions_equal_p): Do not check type
14921 equality or compatibility before calling operand_equal_p.
14922 * fold-const.c (operand_equal_p): Check equivalence of
14923 integer constants before bailing out due to signedness or
14924 precision differences.
14925 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
14926 spurious differences in type qualification. Ignore types
14927 for COMPONENT_REFs at all.
14929 2008-04-17 Christian Bruel <christian.bruel@st.com>
14931 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
14932 msw_skip comparison.
14934 2008-04-16 Jakub Jelinek <jakub@redhat.com>
14937 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
14940 PR tree-optimization/35899
14941 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
14942 rather than TREE_OPERAND.
14944 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
14947 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
14948 temporary registers. Change operand predicate to general_operand.
14949 (remainderxf3): Ditto.
14951 2008-04-16 Richard Guenther <rguenther@suse.de>
14953 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
14954 * tree-affine.c (aff_combination_expand): Look through some
14957 2008-04-15 Doug Kwan <dougkwan@google.com>
14959 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
14961 * tree-pretty-print.c (dump_generic_node): Ditto.
14962 * final.c (output_addr_const): Ditto.
14963 * dwarf2out.c (output_cfi): Ditto.
14964 * c-pretty-print.c (pp_c_integer_constant): Ditto.
14965 * print-rtl.c (print_rtx): Ditto.
14966 * print-tree.c (print_node_brief, print_node): Ditto.
14967 * c-common.c (match_case_to_enum_1): Ditto.
14968 * sched-vis.c (print_value): Ditto.
14969 * config/i386/i386.c (print_operand): Cast to long unsigned int
14972 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
14973 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
14974 MS Windows VirtualProtect function.
14976 2008-04-15 Jan Hubicka <jh@suse.cz>
14978 * gengtype.c (write_root): Param_is argument is OK.
14979 * expr.c (expand_expr_real_1): Update call of get_exception_*.
14980 * function.h: Include varray.h
14981 (rtl_eh): New stucture based on except.c one.
14982 (call_site_record): New forward declaration and vector type.
14983 * calls.c (emit_call_1): Do not call
14984 note_current_region_may_contain_throw.
14985 * except.c (eh_status): Remove cur_region, try_region since they are
14987 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
14988 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
14989 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
14990 Remove call_site_data_used, call_site_data_size.
14991 Turn call_site_record into vector in function.h.
14992 (note_current_region_may_contain_throw): Remove.
14993 (get_exception_pointer, get_exception_filter): Do not take struct
14994 function argument; update.
14995 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
14996 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
14997 build_post_landing_pads, dw2_build_landing_pads,
14998 sjlj_assign_call_site_values, sjlj_mark_call_sites,
14999 sjlj_emit_function_enter, sjlj_emit_function_enter,
15000 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
15001 sjlj_build_landing_pads, finish_eh_generation,
15002 remove_exception_handler_label, remove_eh_handler,
15003 maybe_remove_eh_handler, add_reachable_handler,
15004 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
15005 add_action_record, collect_one_action_chain, add_call_site,
15006 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
15007 sjlj_output_call_site_table, output_function_exception_table,
15008 * except.h (note_current_region_may_contain_throw): Remove
15009 (get_exception_pointer, get_exception_filter): Do not take struct
15011 * Makefile.in (GTFILES): Put varargs before struct function.
15013 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15015 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
15016 punt for STRING_CST.
15017 (get_constraint_for): Deal with STRING_CST here instead.
15019 2008-04-15 Richard Guenther <rguenther@suse.de>
15021 * tree-ssa-propagate.c (substitute_and_fold): Substitute
15022 statements in a basic-block with a backward walk. Do not
15023 substitute into dead statements but instead remove those.
15025 2008-04-15 Richard Guenther <rguenther@suse.de>
15027 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
15028 to zero, thus disable creation of SFTs.
15030 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15032 * tree-predcom.c (suitable_reference_p): Return false if the
15033 reference can throw.
15035 2008-04-15 Jakub Jelinek <jakub@redhat.com>
15038 * c-decl.c (finish_decl): If extern or static var has variable
15039 size, set TREE_TYPE (decl) to error_mark_node.
15041 2008-04-15 Rafael Espindola <espindola@google.com>
15043 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
15046 2008-04-15 Richard Guenther <rguenther@suse.de>
15048 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15049 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
15050 (visit_reference_op_load): Do walk vuse-vdef chains on
15051 vn_reference_lookup.
15052 (visit_reference_op_store): But do not here.
15053 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
15054 vn_reference_lookup.
15055 (vn_lookup_with_vuses): But do so here.
15057 2008-04-14 Ian Lance Taylor <iant@google.com>
15059 * fold-const.c (fold_overflow_warning): Remove assertion.
15061 2008-04-15 Ben Elliston <bje@au.ibm.com>
15063 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
15064 temp1 local variables.
15066 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
15069 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
15070 ".text.unlikely" section as executable.
15072 2008-04-14 James E. Wilson <wilson@tuliptree.org>
15074 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15075 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
15076 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
15077 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
15078 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
15079 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
15080 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
15082 2008-04-14 Ian Lance Taylor <iant@google.com>
15084 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
15085 * fold-const.c (fold_comparison): If appropriate, test
15086 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
15087 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
15088 reassociating a pointer type.
15089 * doc/invoke.texi (Optimize Options): Document that
15090 -fstrict-overflow applies to pointer wraparound.
15092 2008-04-13 Jan Hubicka <jh@suse.cz>
15094 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
15096 2008-04-12 Andrew Pinski <pinskia@gmail.com>
15098 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
15099 we are going to "save the world".
15101 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
15103 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
15104 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
15105 operand 0 constraint, not "=".
15107 2008-04-11 James E. Wilson <wilson@tuliptree.org>
15109 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
15111 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15113 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
15114 of size of positions_needed * CHAR_BIT.
15116 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15118 PR middle-end/35897
15119 * dse.c (store_info): Change positions_needed to unsigned
15121 (lowpart_bitmask): New.
15122 (record_store): Cast to unsigned HOST_WIDE_INT for
15123 positions_needed. Assert width <= size of positions_needed *
15124 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
15125 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
15126 lowpart_bitmask to set mask.
15128 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15130 * config/bfin/constraints.md: New file.
15131 * config/bfin/bfin.md: Include it.
15132 (adddi3): Use satisfies_constraint functions instead of the old macros.
15133 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
15134 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
15135 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
15136 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
15137 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
15138 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
15139 EXTRA_CONSTRAINT): Delete.
15140 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
15141 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
15143 * config/bfin/bfin.c: Include "tm-constrs.h".
15144 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
15145 Use satisfies_constraint functions instead of the old macros.
15146 * doc/md.texi (Blackfin Constraints): Update file name reference.
15148 2008-04-11 Richard Guenther <rguenther@suse.de>
15150 PR tree-optimization/35869
15151 * tree-vrp.c (execute_vrp): Move switch statement update after
15152 jump threading. Schedule another cfg cleanup run.
15154 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
15157 * attribs.c (decl_attributes): Return early on errorneous node.
15159 2008-04-10 Oleg Ryjkov <olegr@google.com>
15161 * tree.h (struct tree_base): Added a new flag default_def_flag.
15162 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
15164 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
15166 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
15168 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15171 * pa.md: Define mode iterator P. Define mode attribute dwc.
15172 (dcacheflush): Update pattern to use iterator P and attribute dwc.
15173 (icacheflush): Likewise.
15174 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
15175 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
15177 2008-04-11 Ben Elliston <bje@au.ibm.com>
15179 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
15181 2008-04-10 Rafael Espindola <espindola@google.com>
15183 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
15184 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
15185 (extract_range_from_expr): The same.
15187 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15189 * config/mips/mips.md (GPR2): New mode iterator.
15190 (seq): Add comment.
15191 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
15192 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
15193 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
15194 Rewrite these to take two modes, the mode of comparison and the
15195 mode of the destination.
15196 * config/mips/mips.c (mips_expand_scc): Instead of having
15197 paradoxical subreg as destination, expand "narrowing" scc if mode
15198 of comparison is SI and target is requested in DI mode.
15199 (mips_emit_int_order_test): Update comment. Make mode of
15200 comparison match CMP0 rather than TARGET. When creating inverse
15201 target use mode of TARGET.
15203 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15205 * gcov-dump.c (tag_summary): Only print summaries for the first
15206 GCOV_COUNTERS_SUMMABLE counters.
15208 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
15210 * config/i386/i386.md (absneg): New code iterator.
15211 (absnegprefix): New code attribute.
15212 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
15213 patterns using absneg code iterator.
15214 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
15215 using absneg code iterator.
15216 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
15217 *neg<mode>2 patterns using absneg code iterator.
15218 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15219 *negextendsfdf2 patterns using absneg code iterator.
15220 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
15221 *negextendsfxf2 patterns using absneg code iterator.
15222 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15223 *negextendsfdf2 patterns using absneg code iterator.
15224 * config/i386/sse.md (<code><mode>2): Macroize expander from
15225 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
15227 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
15229 * config/s390/s390.h: Remove the remains of the recent search
15230 & replace action of current_function_outgoing_args_size.
15232 2008-04-10 Ira Rosen <irar@il.ibm.com>
15234 PR tree-optimization/35821
15235 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
15236 NEW_STMT_LIST is not NULL.
15238 2008-04-09 David Edelsohn <edelsohn@gnu.org>
15241 * toplev.c (process_options): Remove -ffunction-sections debugging
15244 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
15246 PR middle-end/PR28690
15247 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
15248 than gen_rtx_fmt_ee to perform more canonicalizations.
15250 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15253 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
15255 2008-04-09 Richard Guenther <rguenther@suse.de>
15257 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
15258 (dump_function_to_file): Dump function arguments with types.
15260 2008-04-08 Richard Guenther <rguenther@suse.de>
15262 * fold-const.c (fold_widened_comparison): Do not allow
15263 sign-changes that change the result.
15265 2008-04-08 Janis Johnson <janis187@us.ibm.com>
15268 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
15269 kinds of indirect references.
15271 2008-04-08 David Edelsohn <edelsohn@gnu.org>
15273 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
15274 GNU Fortran language string.
15276 2008-04-08 Rafael Espindola <espindola@google.com>
15278 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
15279 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
15280 * tree.h (tree_call_nonnegative_warnv_p): New.
15282 2008-04-08 Jan Hubicka <jh@suse.cz>
15284 * function.c (free_after_compilation): Clear out regno_reg_rtx
15287 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
15290 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15292 PR middle-end/PR28690
15293 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
15294 same precedence as REG_POINTER and MEM_POINTER operands.
15296 2008-04-08 Richard Guenther <rguenther@suse.de>
15298 PR middle-end/35834
15299 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
15300 for adding index to base.
15302 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
15304 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
15305 (MINGW_ENABLE_EXECUTE_STACK): New.
15306 (IN_LIBGCC2): For libgcc include windows.h file for
15307 function declarations.
15309 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
15311 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
15312 and tem2 if tem1 is not a REG or MULT.
15314 2008-04-08 Jan Hubicka <jh@suse.cz>
15316 * function.h (incomming_args): Break out of struct function.
15317 (function_subsections): Break out of struct function.
15318 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
15319 return_rtx and hard_reg_initial_vals from struct function.
15320 Kill inl_max_label_num.
15321 (current_function_pops_args, current_function_args_info,
15322 current_function_args_size, current_function_args_size,
15323 current_function_pretend_args_size,
15324 current_function_outgoing_args_size,
15325 current_function_internal_arg_pointer, current_function_return_rtx):
15326 Kill compatibility accestor macros.
15327 * builtins.c (expand_builtin_apply_args_1): Update.
15328 (expand_builtin_next_arg): Update.
15329 * df-scan.c (df_get_call_refs): Update.
15330 * dbxout.c (dbxout_function_end): Update.
15331 * dwarf2out.c (dwarf2out_switch_text_section): Update.
15332 (output_line_info): Update.
15333 (secname_for_decl): Update.
15334 (dwarf2out_var_location): Update.
15335 * function.c (free_after_compilation): Update.
15336 (assign_parm_find_stack_rtl): Update.
15337 (assign_parms): Update.
15338 (expand_dummy_function_end): Update.
15339 (expand_function_end): Update.
15340 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
15341 (expand_call): Update.
15342 (emit_library_call_value_1): Update.
15343 (store_one_arg): Update.
15344 * varasm.c (initialize_cold_section_name): Update.
15345 (unlikely_text_section): Update.
15346 (unlikely_text_section_p): Update.
15347 (assemble_start_function): Update.
15348 (assemble_end_function): Update.
15349 (default_section_type_flags): Update.
15350 (switch_to_section): Update.
15351 * integrate.c (set_decl_abstract_flags): Update.
15352 (get_hard_reg_initial_val): Update.
15353 (has_hard_reg_initial_val): Update.
15354 (allocate_initial_values): Update.
15355 * resource.c (init_resource_info): Update.
15356 * config/alpha/alpha.c (NUM_ARGS): Update.
15357 (direct_return): Update.
15358 (alpha_va_start): Update.
15359 (alpha_sa_size): Update.
15360 (alpha_initial_elimination_offset): Update.
15361 (alpha_expand_prologue): Update.
15362 (alpha_start_function): Update.
15363 (alpha_expand_epilogue): Update.
15364 (unicosmk_initial_elimination_offset):
15365 * config/alpha/alpha.md (call expander): Update.
15366 * config/s390/s390.c (s390_register_info): Update.
15367 (s390_register_info): Update.
15368 (s390_frame_info): Update.
15369 (s390_initial_elimination_offset): Update.
15370 (s390_build_builtin_va_list): Update.
15371 (s390_va_start): Update.
15372 * config/spu/spu.c (direct_return): Update.
15373 (spu_expand_prologue): Update.
15374 (spu_initial_elimination_offset): Update.
15375 (spu_build_builtin_va_list): Update.
15376 (spu_va_start): Update.
15377 * config/sparc/sparc.c (sparc_init_modes): Update.
15378 (sparc_compute_frame_size): Update.
15379 (function_value): Update.
15380 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
15381 * config/i386/i386.md (return expander): Update.
15382 * config/i386/i386.c (ix86_va_start): Update.
15383 (ix86_can_use_return_insn_p): Update.
15384 (ix86_compute_frame_layout): Update.
15385 (ix86_expand_epilogue): Update.
15386 * config/sh/sh.c (output_stack_adjust): Update.
15387 (calc_live_regs): Update.
15388 (sh_expand_prologue): Update.
15389 (sh_builtin_saveregs): Update.
15390 (sh_va_start): Update.
15391 (initial_elimination_offset): Update.
15392 (sh_allocate_initial_value): Update.
15393 (sh_function_ok_for_sibcall): Update.
15394 (sh_get_pr_initial_val): Update.
15395 * config/sh/sh.md (return expander): Update.
15396 * config/avr/avr.c (frame_pointer_required_p): UPdate.
15397 * config/crx/crx.c (crx_compute_frame): UPdate.
15398 (crx_initial_elimination_offset): UPdate.
15399 * config/xtensa/xtensa.c (compute_frame_size): Update
15400 (xtensa_builtin_saveregs): Update.
15401 (xtensa_va_start): Update.
15402 (order_regs_for_local_alloc): Update.
15403 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
15404 (xstormy16_expand_builtin_va_start): Update.
15405 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
15406 * config/m68hc11/m68hc11.md (return expanders): Update.
15407 * config/m68hc11/m68hc11.c (expand_prologue): Update.
15408 (expand_epilogue): Update.
15409 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
15410 (cris_simple_epilogue): Update.
15411 (cris_expand_prologue): Update.
15412 (cris_expand_epilogue): Update.
15413 * config/iq2000/iq2000.c (iq2000_va_start): Update.
15414 (compute_frame_size): Update.
15415 * config/mt/mt.c (mt_compute_frame_size): Update.
15416 * config/mn10300/mn10300.c (expand_prologue): Update.
15417 (expand_epilogue): Update.
15418 (initial_offset): Update.
15419 (mn10300_builtin_saveregs):
15420 * config/mn10300/mn10300.md (return expander): Update.
15421 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15422 (ia64_initial_elimination_offset): Update.
15423 (ia64_initial_elimination_offset): Update.
15424 (ia64_expand_prologue): Update.
15425 * config/m68k/m68k.md (return expander): Update.
15426 * config/rs6000/rs6000.c (rs6000_va_start): Update.
15427 (rs6000_stack_info): Update.
15428 * config/mcore/mcore.c (layout_mcore_frame): Update.
15429 (mcore_expand_prolog): Update.
15430 * config/arc/arc.c (arc_compute_frame_size): Update.
15431 * config/score/score3.c (score3_compute_frame_size): Update.
15432 * config/score/score7.c (score7_compute_frame_size): Update.
15433 * config/arm/arm.c (use_return_insn): Update.
15434 (thumb_find_work_register): Update.
15435 (arm_compute_save_reg_mask): Update.
15436 (arm_output_function_prologue): Update.
15437 (arm_output_epilogue): Update.
15438 (arm_size_return_regs): Update.
15439 (arm_get_frame_offsets): Update.
15440 (arm_expand_prologue): Update.
15441 (thumb_exit): Update.
15442 (thumb_unexpanded_epilogue): Update.
15443 (thumb1_output_function_prologue): Update.
15444 * config/pa/pa.md (return expander): Update.
15445 * config/pa/pa.c (compute_frame_size): Update.
15446 (hppa_builtin_saveregs): Update.
15447 * config/mips/mips.c (mips_va_start): Update.
15448 (mips16_build_function_stub): Update.
15449 (mips_compute_frame_info): Update.
15450 (mips_restore_gp): Update.
15451 (mips_output_function_prologue): Update.
15452 (mips_expand_prologue): Update.
15453 * config/v850/v850.c (compute_frame_size): Update.
15454 (expand_prologue): * config/mmix/mmix.c (along): update.
15455 (mmix_initial_elimination_offset): update.
15456 (mmix_reorg): update.
15457 (mmix_use_simple_return): update.
15458 (mmix_expand_prologue): update.
15459 (mmix_expand_epilogue): Update.
15460 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
15461 (emit_link_insn): Update.
15463 2008-04-08 Anatoly Sokolov <aesok@post.ru>
15465 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
15466 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
15468 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
15471 2008-04-07 Jan Hubicka <jh@suse.cz>
15473 * function.h (rtl): Rename to x_rtl.
15474 (crtl): New define.
15475 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
15476 frame_offset, stack_check_probe_note, arg_pointer_save_area,
15477 used_temp_slots avail_temp_slots, temp_slot_level,
15478 nonlocal_goto_handler_labels): Update accesstors.
15479 (rtl): New global variable.
15480 (struct function): Move some fileds to rtl_data.
15481 (get_arg_pointer_save_area): Update prototype.
15482 * builtins.c (expand_builtin_setjmp_receiver): Update call of
15483 get_arg_pointer_save_area.
15484 * expr.c (init_expr): Update
15485 * function.c (get_frame_size): Update
15486 (assign_stack_local): Update
15487 (expand_function_end): Update.
15488 (get_art_pointer_save_area): Update
15490 * emit-rtl.c (rtl): Declare.
15491 (regno_reg_rtx): Declare.
15492 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
15494 (gen_reg_rtx): Update.
15495 * varasm.c (n_deferred_constatns): Update accestor.
15496 (init_varasm_status): Do not allocate varasm_status.
15497 (force_const_mem, get_pool_size, output_constant_pool): Update.
15498 * stmt.c (force_label_rtx): Do not use x_ prefixes.
15499 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
15500 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
15501 * sparc/sparc.h (INIT_EXPANDERS): Update.
15502 * ia64/ia64.h (INIT_EXPANDERS): Update.
15504 2008-04-07 James E. Wilson <wilson@tuliptree.org>
15506 * reload.c (push_secondary_reload): Add missing break to for loop.
15508 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15510 PR middle-end/PR28690
15511 * rtlanal.c: Update copyright years.
15512 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
15513 as REG_POINTER and MEM_POINTER operands.
15514 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
15515 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
15516 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
15517 * gcse.c: Update copyright years.
15518 (pre_delete): Call gen_reg_rtx_and_attrs.
15519 (hoist_code): Likewise.
15520 (build_store_vectors): Likewise.
15521 (delete_store): Likewise.
15522 * loop-invariant.c (move_invariant_reg): Likewise.
15523 Update copyright years.
15525 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
15527 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
15528 control string instead of quoted.
15530 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15532 * doc/rtl.texi: Rewrite of subreg section.
15534 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
15537 * config/i386/i386.c (legitimize_pic_address): Add treating
15538 of dllimport SYM_REF's.
15539 (legitimize_dllimport_symbol): Add prototype.
15541 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
15543 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
15544 reference in constructor with non self-referential type.
15546 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
15548 Removal of Return with Depressed Stack Pointer support
15549 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
15550 (ECF_SP_DEPRESSED): Likewise.
15551 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
15552 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
15553 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15554 (expand_call): Do not test ECF_SP_DEPRESSED.
15555 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15556 * function.c (keep_stack_depressed): Delete.
15557 (handle_epilogue_set): Likewise.
15558 (update_epilogue_consts): Likewise.
15559 (emit_equiv_load): Likewise.
15560 (thread_prologue_and_epilogue_insns): Remove support for Return with
15561 Depressed Stack Pointer.
15562 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15564 2008-04-06 Richard Guenther <rguenther@suse.de>
15566 PR tree-optimization/35400
15567 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
15568 information from SSA_NAMEs.
15570 2008-04-06 Anatoly Sokolov <aesok@post.ru>
15572 * config/avr/avr.h (avr_mega_p): Remove declaration.
15573 (AVR_MEGA): Remove macro.
15574 * config/avr/avr.c (avr_mega_p): Remove variable.
15575 (avr_override_options): Remove inicializion of avr_mega_p.
15576 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
15577 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
15578 (avr_jump_mode): (Ditto.).
15579 (avr_output_progmem_section_asm_op): (Ditto.).
15580 (avr_asm_init_sections): (Ditto.).
15581 (avr_asm_init_sections): (Ditto.).
15582 (avr_rtx_costs): (Ditto.).
15583 * config/avr/avr.md: (Ditto.).
15584 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
15587 2008-04-06 Richard Guenther <rguenther@suse.de>
15589 PR tree-optimization/35842
15590 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
15591 is_gimple_invariant_address.
15593 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15595 * gcc.c (default_compilers): Sync Fortran extensions list with
15596 that in fortran/lang-specs.h.
15597 * doc/invoke.texi: Likewise.
15598 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
15599 * dwarf2out.c (gen_compile_unit_die): Likewise.
15601 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
15603 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
15605 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
15608 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
15609 attribute is used for nested functions.
15611 2008-04-05 Jan Hubicka <jh@suse.cz>
15613 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
15615 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
15617 (dump_files): Update.
15618 (enable_rtl_dump_file): Do not accept letter argument.
15619 * tree-pass.h (dump_file_info): Remove letter argument.
15620 * toplev.c (decode_d_option): Update -da handling.
15621 * toplev.h (enable_rtl_dump_file): Update prototype.
15622 * passes.c (register_one_dump_file): Do not accept IPA argument; work
15623 it out based on pass type.
15624 (register_dump_files_1): Likewise.
15625 (init_optimization_passes): Update register_one_dump_file calls.
15626 (execute_one_pass): Sanity check that IPA passes are called at IPA
15627 level and RTL passes at RTL level.
15628 (execute_pass_list): IPA pass can not be after or subpass of
15630 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
15631 disallov RTL subpasses of IPA subpasses.
15633 2008-04-05 Ben Elliston <bje@au.ibm.com>
15635 * tree-cfg.c (need_fake_edge_p): Return false for calls to
15636 builtins that return exactly once and do not throw. Cache call to
15639 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
15641 PR rtl-optimization/34916
15642 PR middle-end/35519
15643 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
15644 between instruction pairs.
15646 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
15648 * doc/invoke.texi: Document -mbitops for SH.
15649 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
15650 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
15651 * config/sh/sh.c (print_operand): Add %t operand code.
15652 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
15653 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
15654 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
15655 (extendqihi2): Likewise.
15656 (movqi_i): Likewise.
15657 (insv): Use bset, bclr and bst instructions for SH2A if possible.
15658 (extv): Use bld instruction for SH2A if possible.
15660 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
15661 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
15662 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
15663 (bset.b, bclr.b): Define peepholes.
15664 * config/sh/sh.opt (mbitops): New option.
15666 2008-04-04 Janis Johnson <janis187@us.ibm.com>
15669 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
15670 and view convert expression.
15672 2008-04-04 Jakub Jelinek <jakub@redhat.com>
15675 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
15677 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
15679 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
15681 * config/i386/cpuid.h (bit_AES): New.
15682 (bit_PCLMUL): Likewise.
15684 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
15685 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
15686 SSE2 if AES or PCLMUL is enabled.
15687 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
15688 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
15689 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
15690 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
15691 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
15692 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
15693 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
15694 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
15695 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
15696 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
15697 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
15698 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
15699 __builtin_ia32_aeskeygenassist128 and
15700 __builtin_ia32_pclmulqdq128.
15701 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
15702 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
15703 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
15705 * config/i386/i386.h (TARGET_AES): New.
15706 (TARGET_PCLMUL): Likewise.
15707 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
15709 * config/i386/i386.md (UNSPEC_AESENC): New.
15710 (UNSPEC_AESENCLAST): Likewise.
15711 (UNSPEC_AESDEC): Likewise.
15712 (UNSPEC_AESDECLAST): Likewise.
15713 (UNSPEC_AESIMC): Likewise.
15714 (UNSPEC_AESKEYGENASSIST): Likewise.
15715 (UNSPEC_PCLMUL): Likewise.
15717 * config/i386/i386.opt (maes): New.
15718 (mpclmul): Likewise.
15720 * config/i386/sse.md (aesenc): New pattern.
15721 (aesenclast): Likewise.
15722 (aesdec): Likewise.
15723 (aesdeclast): Likewise.
15724 (aesimc): Likewise.
15725 (aeskeygenassist): Likewise.
15726 (pclmulqdq): Likewise.
15728 * config/i386/wmmintrin.h: New.
15730 * doc/extend.texi: Document AES and PCLMUL built-in function.
15732 * doc/invoke.texi: Document -maes and -mpclmul.
15734 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
15736 * function.c (free_after_parsing): Replace with
15737 cxx_push_function_context from C++ front-end.
15738 (allocate_struct_function): Don't call langhook.
15739 * langhooks.h (struct lang_hooks_for_functions): Delete.
15740 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
15742 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
15743 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
15744 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
15745 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
15746 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
15747 remove LANG_HOOKS_FUNCTION_INITIALIZER.
15748 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
15750 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
15751 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
15753 2008-04-04 Jakub Jelinek <jakub@redhat.com>
15756 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
15759 2008-04-04 Richard Guenther <rguenther@suse.de>
15761 PR middle-end/35823
15762 * fold-const.c (optimize_minmax_comparison): Use the correct
15763 type for the constant in the simplified comparison.
15765 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
15767 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
15768 Pass L2 size as "--param l2-cache-size" to the compiler.
15769 (decode_l2_cache): New function to decode L2 cache parameters using
15770 0x8000006 extended cpuid function.
15771 (detect_caches_amd): Determine parameters of L2 cache using
15772 decode_l2_caches function.
15773 (decode_caches_intel): Decode L2 cache parameters.
15774 (detect_caches_intel): Determine L2 cache parameters using
15775 decode_caches_intel and decode_l2_caches functions.
15777 2008-04-03 Bob Wilson <bob.wilson@acm.org>
15779 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
15780 secondary input reload for subword loads from the constant pool.
15782 2008-04-03 Janis Johnson <janis187@us.ibm.com>
15785 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
15786 constants of the appropriate size for runtime calculations.
15789 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
15790 decimal-float literal constant zero.
15792 2008-04-03 Jakub Jelinek <jakub@redhat.com>
15795 * c-parser.c (c_parser_omp_atomic): Call
15796 default_function_array_conversion on the RHS.
15798 PR middle-end/35818
15799 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
15800 call is_variable_sized if decl has incomplete type.
15802 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
15804 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
15806 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
15808 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
15810 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
15811 (sgt<u>): Merge sgt and sgtu into new expander.
15812 (sgt, sgtu): Remove expanders.
15813 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
15814 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
15815 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
15816 *sgtu_<mode>_mips16 into new pattern.
15817 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
15818 (sge<u>): Merge sge and sgeu into new expander.
15819 (sge, sgeu): Remove expanders.
15820 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
15822 (*sge_<mode>, second *sge_<mode>): Remove patterns.
15823 (slt<u>): Merge slt and sltu into new expander.
15824 (slt, sltu): Remove expanders.
15825 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
15826 (*slt_<mode>, *sltu_<mode>): Remove patterns.
15827 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
15828 *sltu_<mode>_mips16 into new pattern.
15829 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
15830 (sle<u>): Merge sle and sleu into new expander.
15831 (sle, sleu): Remove expanders.
15832 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
15833 (*sle_<mode>, *sleu_<mode>): Remove patterns.
15834 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
15835 *sleu_<mode>_mips16 into new pattern.
15836 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
15838 2008-04-03 Jan Hubicka <jh@suse.cz>
15840 PR tree-optimization/35795
15841 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
15842 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
15843 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
15844 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
15845 * score/score3.c (score3_output_mi_thunk): Likewise.
15846 * score/score7.c (score7_output_mi_thunk): Likewise.
15847 * mips/mips.c (mips_output_mi_thunk): Likewise.
15849 2008-04-03 Richard Guenther <rguenther@suse.de>
15851 * tree-vrp.c (extract_range_from_unary_expr): Handle all
15852 conversions. Simplify code.
15854 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
15856 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
15858 2008-04-03 Tom Tromey <tromey@redhat.com>
15859 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15861 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
15862 * config/bfin/t-bfin-linux (generated_files): Add
15863 linux-sysroot-suffix.h.
15864 * doc/install.texi (Prerequisites): Require make 3.80.
15865 * doc/sourcebuild.texi (Front End Directory): Document new
15867 * Makefile.in (generated_files): New variable.
15868 (ALL_HOST_OBJS): New variable.
15869 ($(ALL_HOST_OBJS)): New target.
15871 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
15873 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
15874 (remap_block): Call id->transform_lang_insert_block instead
15876 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
15877 Set id.transform_lang_insert_block to NULL.
15878 (clone_body): Move to cp/optimize.c
15879 * tree-inline.h (struct copy_body_data): Change
15880 transform_lang_insert_block to function pointer.
15881 (copy_generic_body, copy_decl_no_change): Export.
15882 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
15883 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
15884 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
15886 * c-tree.h (insert_block): Kill.
15887 * c-decl.c (insert_block): Kill.
15889 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
15891 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
15892 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
15893 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
15895 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
15896 argument, call {push,pop}_function_context from here.
15897 * c-parser.c: Use c_{push,pop}_function_context.
15899 * function.c (push_function_context_to): Move meat ...
15900 (push_function_context): ... here. Simplify.
15901 * function.c (pop_function_context_from): Move meat ...
15902 (pop_function_context): ... here. Simplify.
15903 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
15905 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
15906 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
15907 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
15908 * tree.h (push_function_context_to, pop_function_context_from): Remove.
15910 2008-04-03 Ben Elliston <bje@au.ibm.com>
15912 * expmed.c (extract_force_align_mem_bit_field): Remove.
15914 2008-04-03 Richard Guenther <rguenther@suse.de>
15916 PR middle-end/35800
15917 * expr.h (try_casesi): Adjust prototype.
15918 * expr.c (try_casesi): Take fallback label as extra parameter.
15919 Use that for gen_casesi if default_label is NULL.
15920 * stmt.c (expand_case): Pass fallback label to try_casesi,
15921 make sure to fill gaps with a fallback label if default_label
15924 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
15927 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
15929 2008-04-03 Ben Elliston <bje@au.ibm.com>
15931 * expmed.c (extract_split_bit_field): Remove if (0) code.
15932 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
15933 (do_ds_constraint): Likewise.
15935 2008-04-02 Joseph Myers <joseph@codesourcery.com>
15937 * doc/cppopts.texi (-dU): Document.
15938 * c-common.h (flag_dump_macros): Update comment.
15939 * c-opts.c (handle_OPT_d): Handle -dU.
15940 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
15941 dump_queued_macros, cb_used_define, cb_used_undef): New.
15942 (init_pp_output): Handle -dU.
15943 (cb_line_change): Call dump_queued_macros.
15944 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
15946 2008-04-02 Anatoly Sokolov <aesok@post.ru>
15948 * config/avr/predicates.md (io_address_operand): New predicate.
15949 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
15950 * config/avr/avr.c (avr_io_address_p): Remove function.
15951 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
15952 'avr_io_address_p' function.
15953 (out_movhi_r_mr): (Ditto.).
15954 (out_movqi_mr_r): (Ditto.).
15955 (out_movhi_mr_r): (Ditto.).
15956 (avr_address_cost): (Ditto.).
15958 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
15960 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
15961 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
15962 in 32bit mode when XMM registers are available to avoid store
15964 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
15965 corresponding post-reload splitters.
15967 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
15969 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
15970 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
15971 __builtin_ia32_roundss.
15972 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
15973 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
15974 __builtin_ia32_roundss.
15975 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
15976 IX86_BUILTIN_SHUFPD here.
15978 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
15980 * config/i386/i386.md (plogic): New.
15981 (plogicprefix): Likewise.
15983 * config/i386/mmx.md (mmx_<code><mode>3): New.
15984 (mmx_and<mode>3): Removed.
15985 (mmx_ior<mode>3): Likewise.
15986 (mmx_xor<mode>3): Likewise.
15988 * config/i386/sse.md (<code><mode>3): New.
15989 (*<code><mode>3): Likewise.
15990 (*<code><mode>3): Likewise.
15991 (<code><mode>3): Likewise.
15992 (*sse_<code><mode>3): Likewise.
15993 (*sse2_<code><mode>3): Likewise.
15994 (<code>tf3): Likewise.
15995 (*<code>tf3): Likewise.
15996 (and<mode>3): Likewise.
15997 (*and<mode>3): Likewise.
15998 (ior<mode>3): Removed.
15999 (*ior<mode>3): Likewise.
16000 (xor<mode>3): Likewise.
16001 (*xor<mode>3): Likewise.
16002 (*and<mode>3): Likewise.
16003 (*ior<mode>3): Likewise.
16004 (*xor<mode>3): Likewise.
16005 (and<mode>3): Likewise.
16006 (*sse_and<mode>3): Likewise.
16007 (*sse2_and<mode>3): Likewise.
16008 (andtf3): Likewise.
16009 (*andtf3): Likewise.
16010 (ior<mode>3): Likewise.
16011 (*sse_ior<mode>3): Likewise.
16012 (*sse2_ior<mode>3): Likewise.
16013 (iortf3): Likewise.
16014 (*iortf3): Likewise.
16015 (xor<mode>3): Likewise.
16016 (*sse_xor<mode>3): Likewise.
16017 (*sse2_xor<mode>3): Likewise.
16018 (xortf3): Likewise.
16019 (*xortf3): Likewise.
16021 2008-04-02 Richard Guenther <rguenther@suse.de>
16023 PR tree-optimization/14495
16024 PR tree-optimization/34793
16025 * tree-vrp.c (struct switch_update): New structure.
16026 (to_remove_edges, to_update_switch_stmts): New VECs.
16027 (simplify_switch_using_ranges): New function. Remove not taken
16028 case labels and edges.
16029 (simplify_stmt_using_ranges): Call it.
16030 (identify_jump_threads): Mark edges we have queued for removal
16031 so we don't thread them.
16032 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
16034 * tree-cfg.c (group_case_labels): Deal with missing default label.
16035 (tree_verify_flow_info): Allow missing default label.
16036 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
16037 (emit_case_nodes): Likewise.
16038 (expand_case): Do not rely on the default label to be present.
16039 * expr.c (try_casesi): Deal with NULL default_label.
16040 (do_tablejump): Likewise.
16042 2008-04-02 Richard Guenther <rguenther@suse.de>
16044 PR tree-optimization/14495
16045 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
16046 SWITCH_EXPR here ...
16047 (vrp_visit_switch_stmt): ... but here (new function).
16048 (find_case_label_index): New helper function.
16049 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
16051 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16053 * fwprop.c: Fix ISO-C99ism.
16055 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16058 * Makefile.in (objdir): Set it here.
16059 * configure.ac: Not here. Find dynamic linker characteristics.
16060 * exec-tool.in: Use them.
16061 * aclocal.m4: Regenerate.
16062 * configure: Regenerate.
16064 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16066 * expr.c (expand_var): Delete it.
16067 * expr.h (expand_var): Delete prototype.
16068 * function.c (expand_function_start): Use expand_decl instead.
16069 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
16072 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
16074 PR rtl-optimization/35542
16075 * fwprop.c (forward_propagate_and_simplify): Replace
16076 loc_reg_mentioned_in_p with reg_mentioned_p.
16078 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16080 PR rtl-optimization/35281
16081 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
16082 (propagate_rtx_1): Handle PR_HANDLE_MEM.
16083 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
16084 (varying_mem_p): Move above propagate_rtx.
16085 (all_uses_available_at): Do not check MEMs.
16087 2008-04-02 Rafael Espindola <espindola@google.com>
16089 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
16090 (register_edge_assert_for_2): Split the cond argument.
16091 (register_edge_assert_for_1): Adjust for the change in
16092 register_edge_assert_for_2.
16093 (register_edge_assert_for): Split the cond argument.
16094 (find_switch_asserts): Adjust for the change in
16095 register_edge_assert_for.
16097 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
16099 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
16100 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
16101 offsets for 64-bit mingw.
16102 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
16103 abi for x86_64-pc-mingw.
16105 2008-04-02 Richard Guenther <rguenther@suse.de>
16107 * tree-vrp.c (extract_range_from_assert): Make sure to not
16108 produce range min/max with TREE_OVERFOW set.
16109 If merging a anti-range and a range keep the anti-range if
16110 the range covers all values of the type.
16111 (register_edge_assert_for_2): Only allow sign-changing
16112 conversions in detecting canonical range checks. Also
16113 register an assert for the unsigned name if useful.
16115 PR tree-optimization/35787
16116 * tree-vrp.c (vrp_val_max): New function.
16117 (vrp_val_min): Likewise.
16118 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
16119 (vrp_val_is_min): Likewise.
16120 (supports_overflow_infinity): Use vrp_val_{min,max}.
16121 (negative_overflow_infinity): Likewise.
16122 (positive_overflow_infinity): Likewise.
16123 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
16124 (is_positive_overflow_infinity): Likewise.
16125 (is_overflow_infinity): Likewise.
16126 (avoid_overflow_infinity): Use vrp_val_{min,max} and
16127 vrp_val_is_{min,max}.
16128 (set_and_canonicalize_value_range): Canonicalize anti-ranges
16129 to ranges if possible. Avoid empty ranges.
16131 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16133 PR middle-end/35705
16134 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
16135 the expression is a function address.
16137 2008-04-01 George Helffrich <george@gcc.gnu.org>
16139 PR fortran/35154, fortran/23057
16140 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
16141 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
16142 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
16143 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
16145 (dbxout_syms): Check for COMMON-based symbol and wrap in
16146 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
16147 in bracket for efficiency.
16149 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
16150 using DW_TAG_common_block + member offset.
16151 (add_pubname_string): New function.
16152 (dw_expand_expr): New function to find block name and offset for
16154 (common_check): New function to check whether symbol in Fortran COMMON.
16155 (gen_variable_die): If COMMON, use DW_TAG_common_block.
16157 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
16160 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
16162 2008-04-02 Ben Elliston <bje@au.ibm.com>
16164 * config/v850/v850.md (casesi): Remove if (0) code.
16165 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
16166 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
16168 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
16170 * config/i386/i386.md (rex64suffix): New mode attribute.
16171 (floathi<mode>2): Disable expander for SSE math.
16172 (*floathi<mode>2_1): New insn insn_and_split pattern.
16173 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
16174 corresponding post-reload splitters.
16175 (*floathi<mode>2_i387): New macroized insn pattern.
16176 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
16177 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
16178 insn_and_split pattern.
16179 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
16180 New macroized instruction patterns and corresponding post-reload
16182 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
16183 and corresponding post-reload splitters.
16184 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
16185 New macroized instruction patterns.
16186 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
16187 macroized instruction patterns and corresponding post-reload splitters.
16188 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
16189 corresponding post-reload splitters.
16190 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
16191 New macroized instruction patterns.
16192 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
16193 corresponding post-reload splitters.
16194 (*floatsi<mode>2_i387): New macroized instruction patterns.
16196 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
16198 * config/i386/i386.md (smaxmin): New.
16199 (umaxmin): Likewise.
16200 (maxminiprefix): Likewise.
16201 (maxminfprefix): Likewise.
16202 (<code><mode>3): Likewise.
16203 (smin<mode>3): Removed.
16204 (smax<mode>3): Likewise.
16206 * config/i386/mmx.md (mmx_<code>v2sf3): New.
16207 (mmx_<code>v4hi3): Likewise.
16208 (mmx_<code>v8qi3): Likewise.
16209 (mmx_smaxv2sf3): Removed.
16210 (mmx_sminv2sf3): Likewise.
16211 (mmx_umaxv8qi3): Likewise.
16212 (mmx_smaxv4hi3): Likewise.
16213 (mmx_uminv8qi3): Likewise.
16214 (mmx_sminv4hi3): Likewise.
16216 * config/i386/sse.md (<addsub><mode>3): New.
16217 (*<addsub><mode>3): Likewise.
16218 (<sse>_vm<addsub><mode>3): Likewise.
16219 (<maxmin><mode>3): Likewise.
16220 (*<maxmin><mode>3_finite): Likewise.
16221 (*<maxmin><mode>3): Likewise.
16222 (<sse>_vm<maxmin><mode>3): Likewise.
16223 (sse3_h<addsub>v4sf3): Likewise.
16224 (sse3_h<addsub>v2df3): Likewise.
16225 (<maxmin>v16qi3): Likewise.
16226 (*<maxmin>v16qi3): Likewise.
16227 (<maxmin>v8hi3): Likewise.
16228 (*<maxmin>v8hi3): Likewise.
16229 (*sse4_1_<maxmin><mode>3): Likewise.
16230 (*sse4_1_<maxmin><mode>3): Likewise.
16231 (add<mode>3): Removed.
16232 (*add<mode>3): Likewise.
16233 (<sse>_vmadd<mode>3): Likewise.
16234 (sub<mode>3): Likewise.
16235 (*sub<mode>3): Likewise.
16236 (<sse>_vmsub<mode>3): Likewise.
16237 (smin<mode>3): Likewise.
16238 (*smin<mode>3_finite): Likewise.
16239 (*smin<mode>3): Likewise.
16240 (<sse>_vmsmin<mode>3): Likewise.
16241 (smax<mode>3): Likewise.
16242 (*smax<mode>3_finite): Likewise.
16243 (*smax<mode>3): Likewise.
16244 (<sse>_vmsmax<mode>3): Likewise.
16245 (sse3_haddv4sf3): Likewise.
16246 (sse3_haddv2df3): Likewise.
16247 (sse3_hsubv4sf3): Likewise.
16248 (sse3_hsubv2df3): Likewise.
16249 (umaxv16qi3): Likewise.
16250 (*umaxv16qi3): Likewise.
16251 (smaxv8hi3): Likewise.
16252 (*smaxv8hi3): Likewise.
16253 (*sse4_1_smax<mode>3): Likewise.
16254 (*sse4_1_umax<mode>3): Likewise.
16255 (uminv16qi3): Likewise.
16256 (*uminv16qi3): Likewise.
16257 (sminv8hi3): Likewise.
16258 (*sminv8hi3): Likewise.
16259 (*sse4_1_smin<mode>3): Likewise.
16260 (*sse4_1_umin<mode>3): Likewise.
16262 2008-04-01 Rafael Espindola <espindola@google.com>
16264 * tree-cfg.c (verify_expr): remove in_phi.
16265 (verify_stmt): Don't call walk_tree with verify_expr. Use
16266 is_gimple_min_invariant instead of is_gimple_val.
16268 2008-04-01 Joseph Myers <joseph@codesourcery.com>
16270 * doc/include/gpl_v3.texi: Update for manpage generation.
16271 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
16273 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
16274 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
16275 gpl_v3.texi instead of gpl.texi.
16278 2008-04-01 Jakub Jelinek <jakub@redhat.com>
16281 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
16283 2008-04-01 Rafael Espindola <espindola@google.com>
16285 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
16286 (extract_code_and_val_from_cond): Use
16287 extract_code_and_val_from_cond_with_ops.
16289 2008-04-01 Jan Hubicka <jh@suse.cz>
16291 * function.c (free_after_compilation): Free epilogue_delay_list.
16292 (prepare_function_start): Assert that previous compilation was freed.
16294 2008-04-01 Jan Hubicka <jh@suse.cz>
16295 Jim Wilson <wilson@tuliptree.org>
16296 Andreas Tobler <andreast@gcc.gnu.org>
16298 PR middle-end/35781
16299 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
16300 rtl.emit instead cfun->emit.
16301 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
16302 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
16304 2008-04-01 Ben Elliston <bje@au.ibm.com>
16306 * doc/c-tree.texi (Function Basics): Fix grammatical error.
16308 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
16310 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
16312 (fprofile-use): Add var flag_profile_use
16313 * coverage.c (coverage_begin_output): Do not open a gcno file for
16314 output only if -ftest-coverage is set.
16315 Do not add getpwd() to gcda file path.
16316 (build_gcov_info): Check the new flag
16317 flag_profile_datafile_relative_path.
16318 (coverage_init): Use profile_data_prefix.
16319 Read profile counter only if flag_profile_use is set.
16320 * opts.c (common_handle_option): New option fprofile-use=,
16321 fprofile-dir=, fprofile-generate=.
16322 * toplev.c (profile_data_prefix): New variable definition.
16323 * toplev.h (profile_data_prefix): New declaration.
16324 * doc/invoke.tex (Option Summary, Optimization Options):
16327 2008-03-31 James E. Wilson <wilson@tuliptree.org>
16329 * varasm.c (output_constant_pool_1): In LABEL_REF check,
16330 use tmp consistently.
16333 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
16334 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16335 UNSPEC_FR_RECIP_APPROX_RES.
16336 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
16338 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
16341 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
16343 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
16345 PR middle-end/30186
16346 * fold-const.c (fold_indirect_ref_1): Support accessing non first
16347 element of the vector via a pointer.
16349 2008-03-31 Ian Lance Taylor <iant@google.com>
16351 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
16353 2008-03-31 Jan Hubicka <jh@suse.cz>
16355 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16356 get_arg_pointer_save_area.
16357 * expr.c (init_expr): Just clear out rtl.expr.
16358 * function.c (free_after_compilation): Clear out whole RTL structure.
16359 (get_func_frame_size): Merge into ...
16360 (get_frame_size): ... this one.
16361 (assign_stack_local_1): Merge into ...
16362 (assign_stack_local): ... this one.
16363 (expand_function_end): Update call of get_arg_pointer_save_area.
16364 (get_art_pointer_save_area): Remove cfun argument.
16365 * function.h (emit_status): regno_pointer_align does not need length
16366 attribute. Move x_regno_reg_rtx to ...
16367 (regno_reg_rtx): ... new global array.
16368 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
16369 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
16370 apply_args_value, forced_labels, stack_pointer_delta):
16372 (struct varasm_status): Move here from varasm.c
16373 (struct rtl_data): New. Move here some fields from struct function.
16374 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16375 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16376 used_temp_slots avail_temp_slots, temp_slot_level,
16377 nonlocal_goto_handler_labels): Update accesstors.
16378 (rtl): New global variable.
16379 (struct function): Move some fileds to rtl_data.
16380 (get_arg_pointer_save_area): Update prototype.
16381 * emit-rtl.c (rtl): Declare.
16382 (regno_reg_rtx): Declare.
16383 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16385 (gen_reg_rtx): Update.
16386 (init_virtual_regs): Do not tate emit_status argument.
16387 (init_emit): Do not allocate emit.
16388 * varasm.c (varasm_statuc): Move to function.h.
16389 (n_deferred_constatns): Update accestor.
16390 (init_varasm_status): Do not allocate varasm_status.
16391 (force_const_mem, get_pool_size, output_constant_pool): Update.
16392 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16393 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16395 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
16397 PR rtl-optimization/35729
16398 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
16401 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
16404 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
16405 load/store if memory is unaligned.
16406 (*movti_rex64): Likewise.
16408 * config/i386/predicates.md (misaligned_operand): New.
16410 2008-03-31 Andrew Pinski <pinskia@gmail.com>
16413 * tree-ssa-phiopt.c (conditional_replacement): Return early for
16416 2008-03-31 Jan Beulich <jbeulich@novell.com>
16418 * config/ia64/constraints.md: Add 'j' constraint.
16419 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
16420 (movdi_internal): Likewise.
16422 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
16425 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
16427 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
16430 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
16431 proper error message for the third argument on blendpd and
16434 * config/i386/sse.md (blendbits): New.
16435 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
16437 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
16439 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
16441 2008-03-30 Richard Guenther <rguenther@suse.de>
16443 PR middle-end/31023
16444 * fold-const.c (fold_sign_changed_comparison): Do leave
16445 conversions to base-types alone.
16447 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
16449 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
16450 the link register if one altivec register is be saved.
16452 2008-03-30 Ben Elliston <bje@au.ibm.com>
16454 * final.c (final_scan_insn): Remove if (0) code.
16456 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
16458 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
16460 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
16462 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
16463 of V4SFmode to ix86_binary_operator_ok.
16465 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
16467 * config/i386/i386.c (override_options): Initialize
16468 ix86_veclib_handler to ix86_veclibabi_svml when
16469 -mveclibabi=svml is used.
16470 (ix86_veclibabi_svml): New function for SVML ABI style
16471 vectorization support.
16472 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
16474 2008-03-28 Rafael Espindola <espindola@google.com>
16476 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
16477 (tree_binary_nonnegative_warnv_p): Make it public.
16478 (tree_single_nonnegative_warnv_p): Make it public.
16479 (tree_invalid_nonnegative_warnv_p): Make it public.
16480 (tree_unary_nonzero_warnv_p): Make it public.
16481 (tree_binary_nonzero_warnv_p): Make it public
16482 (tree_single_nonzero_warnv_p): Make it public.
16483 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
16484 (extract_range_from_binary_expr): Split the expr argument.
16485 (extract_range_from_unary_expr): Split the expr argument.
16486 (extract_range_from_comparison): Split the expr argument.
16487 (extract_range_from_expr): Use the new aux functions.
16488 (vrp_evaluate_conditional_warnv): Use
16489 vrp_evaluate_conditional_warnv_with_ops.
16490 * tree.h (tree_unary_nonzero_warnv_p): Declare.
16491 (tree_binary_nonzero_warnv_p): Declare.
16492 (tree_single_nonzero_warnv_p): Declare.
16493 (tree_expr_nonzero_warnv_p): Declare.
16494 (tree_unary_nonnegative_warnv_p): Declare.
16495 (tree_binary_nonnegative_warnv_p): Declare.
16496 (tree_single_nonnegative_warnv_p): Declare.
16497 (tree_invalid_nonnegative_warnv_p): Declare.
16499 2008-03-28 Richard Guenther <rguenther@suse.de>
16501 PR tree-optimization/30317
16502 PR tree-optimization/30911
16503 PR tree-optimization/34793
16504 * tree-vrp.c (set_and_canonicalize_value_range): New function.
16505 (struct assert_locus_d): New member EXPR.
16506 (register_new_assert_for): Add EXPR parameter to support
16507 ASSERT_EXPR <name, expr OP limit>.
16508 (register_edge_assert_for_1): Adjust callers.
16509 (find_assert_locations): Likewise.
16510 (process_assert_insertions_for): Build condition from expression.
16511 (extract_range_from_assert): Handle ASSERT_EXPRs
16512 of the form ASSERT_EXPR <name, expr OP limit>.
16513 (register_edge_assert_for_2): New helper registering
16514 asserts for comparisons. Recognize range tests of the form
16515 (unsigned)i - CST1 OP CST2.
16516 (register_edge_assert_for_1): Use it.
16517 (register_edge_assert_for): Likewise.
16518 (needs_overflow_infinity): Integer sub-types
16519 do not need overflow infinities.
16520 (vrp_val_is_max): The extreme values of integer sub-types
16521 are those of the base type.
16522 (vrp_val_is_min): Likewise.
16523 * tree.def (ASSERT_EXPR): Document extra allowed conditional
16526 2008-03-28 Nick Clifton <nickc@redhat.com>
16529 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
16530 Return GENERAL_REGS for stack adjustment reloads.
16532 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16535 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
16536 const_vector when all the vectors are constant.
16538 2008-03-27 Bob Wilson <bob.wilson@acm.org>
16540 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
16542 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
16543 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
16545 (s<code>_sf): Use new scc_sf attribute for opcode names.
16547 2008-03-27 Tom Tromey <tromey@redhat.com>
16549 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
16550 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
16551 config/spu/t-spu-elf, config/i386/t-interix,
16552 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
16553 config/i386/x-darwin, config/i386/x-mingw32,
16554 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
16555 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
16556 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
16557 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
16558 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
16559 config/rs6000/x-darwin, config/rs6000/t-rs6000,
16560 config/score/t-score-elf, config/arm/t-strongarm-pe,
16561 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
16562 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
16563 Revert automatic dependency patch.
16565 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
16568 * config/i386/i386.c (ix86_function_arg_boundary): Align
16569 decimal floating point to its natural boundary.
16571 2008-03-27 Richard Guenther <rguenther@suse.de>
16573 PR middle-end/35716
16574 * fold-const.c (fold_comparison): Restrict distinct decl
16575 comparison folding to VAR_DECLs and PARM_DECLs. Do not
16576 solely rely on operand_equal_p.
16578 2008-03-27 Richard Guenther <rguenther@suse.de>
16581 * c-common.c (handle_weak_attribute): Reject combination of
16584 2008-03-27 Richard Guenther <rguenther@suse.de>
16586 PR tree-optimization/32810
16587 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
16588 conversions from DECL_INITIAL.
16589 (fold_const_aggregate_ref): Likewise from constructor elements.
16591 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
16593 * tree-affine.h (aff_combination_expand): Declare.
16594 (get_inner_reference_aff): Likewise.
16595 * tree-affine.c (aff_combination_expand): Split out from
16596 tree_to_aff_combination_expand.
16597 (get_inner_reference_aff): New function.
16598 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
16599 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
16600 (struct lim_aux_data): sm_done field removed.
16601 (mem_ref_loc_p, mem_ref_locs_p): New types.
16602 (struct mem_ref): Added id, stored, accesses_in_loop,
16603 indep_loop, dep_loop, indep_ref, dep_ref fields.
16604 Removed is_stored, locs and next fields.
16605 (memory_accesses): New variable.
16606 (movement_possibility): Do not allow moving statements
16607 that store to memory.
16608 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
16610 (determine_max_movement): For statements with memory references,
16611 find the outermost loop in that the reference is independent.
16612 (move_computations_stmt): Mark the virtual operands for renaming.
16613 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
16614 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
16615 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
16616 add_vop_ref_mapping, create_vop_ref_mapping_loop,
16617 create_vop_ref_mapping, analyze_memory_references,
16618 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
16619 get_all_locs_in_loop, ref_always_accessed_p,
16620 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
16621 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
16622 store_motion_loop, store_motion): New functions.
16623 (struct vop_to_refs_elt): New type.
16624 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
16625 memref_hash, memref_eq, hoist_memory_references): Rewritten.
16626 (schedule_sm): Replaced by...
16627 (execute_sm): ... this.
16628 (determine_lsm_ref, hoist_memory_references,
16629 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
16630 find_more_ref_vops, free_mem_ref, free_mem_refs,
16631 determine_lsm_loop, determine_lsm): Removed.
16632 (tree_ssa_lim_finalize): Free data structures used by store motion.
16633 (tree_ssa_lim): Call analyze_memory_references. Use
16634 store_motion instead of determine_lsm.
16636 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
16638 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
16639 rename tmake_file to m68hc11/t-m68hc11.
16640 (mcore): Set inhibit_libc to true.
16641 * config.host (alpha*-dec-*vms*): Set extra_programs.
16642 (interix3*): Don't use host_xmake_file.
16643 * configure.ac: Let config.gcc override inhibit_libc.
16644 * configure: Regenerate.
16646 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
16647 * config/t-openbsd-thread: Remove commented out lines.
16649 * config/x-interix: Remove.
16651 * config/m68hc11/t-m68hc11-gas: Rename to...
16652 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
16654 * config/mcore/t-mcore: Remove T_CFLAGS.
16655 * config/mcore/t-mcore-pe: Likewise.
16657 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
16659 * configure.ac: Replace custom __GNU_SOURCE test with
16660 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
16661 * aclocal.m4: Regenerate.
16662 * configure: Regenerate.
16663 * config.in: Regenerate.
16665 2008-03-27 Richard Guenther <rguenther@suse.de>
16667 * fold-const.c (target.h): Include.
16668 (fold_comparison): Fold comparison of addresses of decls
16669 that bind locally or of constants. Consolidate address folding code.
16670 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
16671 results from fold_binary_to_constant.
16672 (compare_values_warnv): Likewise.
16674 2008-03-27 Andrew Pinski <pinskia@gmail.com>
16676 PR middle-end/35429
16677 * fold-const.c (fold_truthop): Check for integeral types when folding
16678 a == 0 && b == 0 and a != 0 || b != 0 .
16680 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
16682 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
16684 2008-03-26 Andreas Schwab <schwab@suse.de>
16686 * doc/invoke.texi: Fix use of @item vs. @itemx.
16688 2008-03-26 Tom Tromey <tromey@redhat.com>
16690 * Makefile.in (build/gensupport.o, build/print-rtl.o,
16691 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
16692 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
16693 build/gencodes.o, build/genconditions.o, build/genconfig.o,
16694 build/genconstants.o, build/genemit.o, build/genextract.o,
16695 build/genflags.o, build/genmddeps.o, build/genopinit.o,
16696 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
16699 2008-03-26 Richard Guenther <rguenther@suse.de>
16702 2008-03-26 Richard Guenther <rguenther@suse.de>
16704 * fold-const.c (target.h): Include.
16705 (fold_comparison): Fold comparison of addresses of two decls
16706 that bind locally. Consolidate address folding code.
16708 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16710 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
16711 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
16712 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
16713 dconstsqrt2, dconstthird, dconste and/or dconst10.
16714 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
16715 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
16716 dconstsqrt2, dconste): Delete.
16717 (init_emit_once): Likewise. Simplify initializing dconstm1.
16719 * real.c (get_real_const): New.
16720 * real.h (dconst3, dconst10, dconstm2, dconstthird,
16721 dconstsqrt2, dconste): Delete.
16722 (real_value_const, get_real_const): New.
16724 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
16726 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
16728 * config/i386/i386.c (ix86_function_arg_boundary): Check
16729 BIGGEST_ALIGNMENT instead of 128.
16730 (setup_incoming_varargs_64): Likewise.
16732 2008-03-26 Tom Tromey <tromey@redhat.com>
16734 * Makefile.in (DEPFILES): Add missing '/'.
16736 2008-03-26 Richard Guenther <rguenther@suse.de>
16738 * fold-const.c (target.h): Include.
16739 (fold_comparison): Fold comparison of addresses of two decls
16740 that bind locally. Consolidate address folding code.
16742 2008-03-26 Nick Clifton <nickc@redhat.com>
16745 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
16746 not allow INT+INT as a legitimate addressing mode.
16748 2008-03-26 Richard Guenther <rguenther@suse.de>
16750 * tree-flow.h (widen_bitfield): Remove declaration.
16751 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
16752 (widen_bitfield): Remove function.
16753 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
16756 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16759 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
16762 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
16764 PR rtl-optimization/35232
16765 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
16766 (forget_old_reloads_1, forget_marked_reloads): Don't clear
16767 reg_reloaded_call_part_clobbered here.
16768 (reload_regs_reach_end_p): New function.
16769 (reload_reg_rtx_for_input): New variable.
16770 (reload_reg_rtx_for_output): Likewise.
16771 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
16772 when reassigning a pseudo register. Load reloadreg from
16773 reload_reg_rtx_for_input, moving the mode and register
16775 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
16776 instead of the original when deciding whether an input reload
16777 would be a no-op or whether an output reload can be deleted.
16778 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
16779 when setting up new_spill_reg_store. Load it from
16780 reload_reg_rtx_for_output, moving the mode and register
16782 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
16783 instead of the original when deciding whether an output reload
16784 would be a no-op. Do the same when modifying insn notes.
16785 Use rtx_equal_p instead of == to compare the registers.
16786 (inherit_piecemeal_p): Take a mode and two register numbers
16788 (emit_reload_insns): Clear new_spill_reg_store for every hard
16789 register in the reload register. Remove spill registers
16790 from reg_reloaded_valid before considering whether to record
16791 inheritance information for them. Use reload_reg_rtx_for_output
16792 instead of reg_rtx when recording output reloads. Use
16793 reload_reg_rtx_for_input instead of reg_rtx when recording
16794 input reloads. Set or clear reg_reloaded_call_part_clobbered
16795 at the same time as setting reg_reloaded_valid.
16796 (delete_output_reload): Add a new_reload_reg parameter and use it
16797 instead of rld[j].reg_rtx.
16798 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
16801 2008-03-25 Tom Tromey <tromey@redhat.com>
16803 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
16804 (build/genattr.o): Likewise.
16805 (build/genattrtab.o): Likewise.
16806 (build/gencodes.o): Likewise.
16807 (build/genconfig.o): Likewise.
16808 (build/genconstants.o): Likewise.
16809 (build/genemit.o): Likewise.
16810 (build/genextract.o): Likewise.
16811 (build/genflags.o): Likewise.
16813 2008-03-25 Bob Wilson <bob.wilson@acm.org>
16815 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
16816 instead of size_int for integer types.
16817 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
16818 to match type of MINUS_EXPR.
16820 2008-03-25 Tom Tromey <tromey@redhat.com>
16822 * configure: Rebuilt.
16823 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
16826 2008-03-25 Tom Tromey <tromey@redhat.com>
16828 * config/x-solaris (host-solaris.o): Update.
16829 * config/x-linux (host-linux.o): Update.
16830 * config/x-hpux (host-hpux.o): Update.
16831 * config/x-darwin (host-darwin.o): Update.
16832 * config/v850/t-v850e (v850-c.o): Update.
16833 * config/v850/t-v850 (v850-c.o): Update.
16834 * config/t-vxworks (vxworks.o): Update.
16835 * config/t-sol2 (sol2-c.o, sol2.o): Update.
16836 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
16837 * config/spu/t-spu-elf (spu-c.o): Update.
16839 * config/sh/t-symbian (sh-c.o): Update.
16840 (symbian.o): Update.
16841 * config/sh/t-sh (sh-c.o): Update.
16842 * config/score/t-score-elf (score7.o, score3.o): Update.
16843 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
16844 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
16845 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
16846 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
16847 (rs6000.o): Remove.
16848 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16849 * config/m32c/t-m32c (m32c-pragma.o): Update.
16850 * config/ia64/t-ia64 (ia64-c.o): Update.
16851 * config/i386/x-mingw32 (host-mingw32.o): Update.
16852 * config/i386/x-i386 (driver-i386.o): Update.
16853 * config/i386/x-darwin (host-i386-darwin.o): Update.
16854 * config/i386/x-cygwin (host-cygwin.o): Update.
16855 * config/i386/t-nwld (nwld.o): Update.
16856 * config/i386/t-netware (netware.o): Update.
16857 * config/i386/t-interix (winnt.o): Update.
16858 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
16859 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
16860 msformat-c.o): Update.
16861 * config/bfin/t-bfin-linux (generated_files): Add
16862 linux-sysroot-suffix.h.
16863 * config/arm/t-wince-pe (pe.o): Update.
16864 * config/arm/t-strongarm-pe (pe.o): Update.
16865 * config/arm/t-pe (pe.o): Update.
16866 * config/arm/t-arm (arm-c.o): Update.
16867 * doc/install.texi (Prerequisites): Require make 3.80.
16868 * Makefile.in: Remove .o targets.
16869 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
16870 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
16871 (simple_generated_h, simple_generated_c): Move earlier.
16872 (generated_files): New variable.
16873 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
16874 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
16875 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
16876 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
16877 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
16878 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
16879 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
16880 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
16881 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
16882 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
16883 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
16884 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
16886 (COMPILE.base, COMPILE): New variables.
16887 (%.o): New pattern rule.
16888 (ALL_HOST_OBJS): New variable.
16889 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
16890 (dummy-checksum.o, cc1-checksum.o): Remove.
16891 (DRIVER_SHLIB): New variable.
16892 (DRIVER_DEFINES): Use it.
16893 (gencondmd.c): Move out of build/.
16894 (s-conditions): Update.
16895 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
16896 (ALL_BUILD_OBJS): Likewise.
16897 (build/%.o): Use BUILDCOMPILE.
16898 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
16899 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
16900 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
16901 build/gencheck.o, build/gencodes.o, build/genconditions.o,
16902 build/genconfig.o, build/genconstants.o, build/genemit.o,
16903 build/genextract.o, build/genflags.o, build/genmddeps.o,
16904 build/genopinit.o, build/genoutput.o, build/genpeep.o,
16905 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
16906 build/gen-protos.o, build/scan.o, build/fix-header.o,
16907 build/scan-decls.o): Simplify.
16908 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
16909 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
16910 prefix.o, toplev.o): Reduce to variable setting.
16911 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
16912 ($(out_object_file), gcc-options.o): New targets.
16913 ($(ALL_HOST_OBJS)): New target. Include dependency files.
16914 * configure: Rebuilt.
16915 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
16916 * doc/sourcebuild.texi (Front End Directory): Document new variable.
16918 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
16920 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
16921 complain when we hit an error, return ERROR_MARK_NODE.
16923 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
16925 * config/sh/constraints.md (Pso, Psz): New constraints.
16926 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
16927 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
16929 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
16931 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
16932 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
16934 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
16936 * config/sh/sh.md (prefetch): Add condition for SH2A target.
16937 (prefetch_sh2a): New.
16939 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
16940 Naveen.H.S <naveen.hs@kpitcummins.com>
16942 * config/sh/constraints.md (I28): New constraint.
16943 * config/sh/sh.c (broken_move): Add support for movi20s.
16944 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
16946 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
16947 Jayant Sonar <Jayant.sonar@kpitcummins.com>
16948 Naveen.H.S <naveen.hs@kpitcummins.com>
16950 * config/sh/sh.c (SH_ATTRIBUTES): Define.
16951 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
16952 (print_operand): Handle resbank in %@ operand code.
16953 (sh_encode_section_info): New.
16954 (push_regs): Add conditions for resbank.
16955 (sh_expand_epilogue): Likewise.
16956 (sh_insert_attributes): Likewise.
16957 (sh_attribute_table): Likewise.
16958 (sh_handle_resbank_handler_attribute): New.
16959 (sh2a_handle_function_vector_handler_attribute): New.
16960 (sh2a_is_function_vector_call): New.
16961 (sh2a_get_function_vector_number): New.
16962 (sh2a_function_vector_p): New.
16963 (sh_cfun_resbank_handler_p): New.
16964 * config/sh/sh.md (calli): Emit jsr/n if possible.
16965 (calli_tbr_rel): New.
16966 (calli_pcrel): Emit jsr/n if possible.
16967 (return_i): Emit rts/n if possible.
16968 (call_valuei_tbr_rel): New.
16969 (call_valuei_pcrel): Add condition for SH2A target.
16970 (call_value): Likewise.
16971 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
16972 (sh2a_get_function_vector_number): Likewise.
16973 (sh2a_is_function_vector_call): Likewise.
16974 * doc/extend.texi: Document TBR relative addressing of SH2A.
16975 (resbank): Add description for SH2A.
16977 2008-03-24 Richard Guenther <rguenther@suse.de>
16980 * gimplify.c (gimplify_modify_expr): For frontend type-correct
16981 pointer assignments change conversions according to middle-end rules.
16982 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
16983 * configure.ac: Include type checking in yes.
16984 * configure: Regenerate.
16986 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16988 * diagnostic.c (diagnostic_count_diagnostic): Delete.
16989 (diagnostic_report_diagnostic): Update. Handle ICEs here.
16991 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
16993 * gthr-vxworks.h (UNUSED): Define.
16995 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
16997 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
16999 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
17001 * doc/extend.texi (Function Attributes): Add missing comma in the
17002 example of the "alloc_size" attribute.
17004 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
17007 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17009 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17012 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17015 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17016 of the underlying type of a MS bitfield layout to the natural
17017 alignment of the type.
17019 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17021 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17022 to their natural alignment to avoid store forwarding stalls.
17024 2008-03-22 Richard Guenther <rguenther@suse.de>
17026 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
17027 For PHI nodes verify the address is invariant.
17028 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
17029 (get_symbol_constant_value): Use is_gimple_min_invariant.
17030 (maybe_fold_stmt_indirect): Likewise.
17032 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
17034 PR rtl-optimization/33927
17035 * Makefile.in (dse.o): Depend on $(TM_P_H).
17036 * expr.h (extract_low_bits): Declare.
17037 * expmed.c (extract_low_bits): New function.
17038 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
17039 * dse.c: Include tm_p.h.
17040 (find_shift_sequence): Remove the read_reg argument and return the
17041 read value. Emit the instructions instead of returning them.
17042 Iterate on new_mode rather than calculating it each time.
17043 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
17044 source to NEW_MODE and extract_low_bits to convert the shifted
17045 value to READ_MODE.
17046 (replace_read): Allow the load and store to have different mode
17047 classes. Use extract_low_bits when SHIFT == 0. Create the shift
17048 or extraction instructions before trying the replacement. Update
17049 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
17051 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17053 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17054 to their natural alignment to avoid store forwarding stalls.
17056 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17059 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
17060 encouraging but not allowing gprs for input;
17061 change the input constraint to !f#r.
17062 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
17064 change the output constraint to !f#r.
17066 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
17069 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
17070 corresponding post-reload splitters.
17071 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
17072 when x87 FP math is selected.
17073 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
17074 New function prototype.
17075 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
17076 unreachable function to ease macroization of insn patterns.
17078 2008-03-21 Martin Jambor <mjambor@suse.cz>
17080 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
17081 reference dumps if ddr is NULL or dependence is unknown.
17083 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17085 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
17086 unsigned extension into account.
17087 (ATOMIC_COMPARE_AND_SWAP): Likewise.
17088 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
17089 Do computations on a scratch register.
17091 2008-03-21 Richard Guenther <rguenther@suse.de>
17093 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17094 Use is_gimple_min_invariant instead of TREE_INVARIANT.
17095 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
17096 * tree-ssa-dom.c (record_equality): Likewise.
17097 * tree-inline.c (copy_body_r): Likewise.
17098 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
17101 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17103 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
17104 as 'delete_unused' argument.
17106 2008-03-20 Richard Guenther <rguenther@suse.de>
17108 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17109 special casing of constant qualifiers.
17110 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
17111 care about them in general.
17112 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
17113 regardless of their type.
17114 (fold_stmt_r): Forcefully fold *& if we end up with that.
17116 2008-03-20 Paul Brook <paul@codesourcery.com>
17118 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
17119 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
17121 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
17123 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
17124 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
17126 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
17128 * common.opt (Wmudflap): New option.
17129 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
17130 (mx_register_decls): Likewise.
17131 (mudflap_finish_file): Likewise.
17132 * doc/invoke.texi: Document -Wno-mudflap.
17134 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
17136 * c-format.c (replace_format_name_to_system_name): New.
17137 (cmp_attribs): New.
17138 (convert_format_name_to_system_name): New.
17139 (decode_format_attr): Add use of convert_format_name_to_system_name.
17140 (format_types_orig): Add gnu_ prefix to names.
17141 (check_format_info_main): Special treating of \0 escaped names for
17142 supporting multi-character format specifiers as I32, I64.
17143 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
17144 (gnu_target_overrides_format_attributes): New.
17145 * c-format.h: Add structure target_ovr_attr to hold
17146 system specific formatter names.
17147 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
17148 msformat-c.o file to c_target_objs and cxx_target_objs.
17149 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17150 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
17151 (TARGET_N_FORMAT_TYPES): New.
17152 * config/i386/msformat-c.c: New.
17153 * config/i386/t-cygming: Add build rule for msformat-c.o.
17154 * doc/extend.texi: Add new format names gnu_* and ms_* and
17156 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17158 2008-03-20 Ira Rosen <irar@il.ibm.com>
17160 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
17161 optimizations turned on under -O3.
17162 (ftree-vectorize): Add that the flag is turned on with -O3.
17164 2008-03-20 Ben Elliston <bje@au.ibm.com>
17166 * regmove.c (try_auto_increment): Fix spelling error in comment.
17167 * final.c (final_scan_insn): Likewise.
17169 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
17172 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
17173 allocator preferences for "y" and "r" class registers.
17174 ("*mov<mode>_internal"): Ditto.
17175 ("*movv2sf_internal_rex64"): Ditto.
17176 ("*movv2sf_internal"): Ditto.
17178 2008-03-19 Michael Matz <matz@suse.de>
17180 PR middle-end/35616
17181 * calls.c (expand_call): Check overlap of arguments with call
17182 address for sibcalls.
17184 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17187 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17188 of the underlying type of a MS bitfield layout to the natural
17189 alignment of the type.
17191 2008-03-19 Jan Hubicka <jh@suse.cz>
17194 * toplev.c (decode_d_option): Handle all CPP flags.
17195 * tree-vrp.c: Update tree_pass descriptors.
17196 * regrename.c: Update tree_pass descriptors.
17197 * fwprop.c: Update tree_pass descriptors.
17198 * doc/invoke.texi: Remove documentation of dropped -d? flags.
17199 * tree-into-ssa.c: Update tree_pass descriptors.
17200 * tree-dump.c: Update tree_pass descriptors.
17201 * tree-complex.c: Update tree_pass descriptors.
17202 * tree-dump.h: Update tree_pass descriptors.
17203 * see.c: Update tree_pass descriptors.
17204 * cgraphbuild.c: Update tree_pass descriptors.
17205 * tracer.c: Update tree_pass descriptors.
17206 * tree-loop-distribution.c: Update tree_pass descriptors.
17207 * cgraph.c: Update tree_pass descriptors.
17208 * postreload-gcse.c: Update tree_pass descriptors.
17209 * postreload.c: Update tree_pass descriptors.
17210 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
17211 * tree-tailcall.c: Update tree_pass descriptors.
17212 * tree-pass.h (tree_opt_pass): Rename to ...
17213 (opt_pass) ... this one; add "type" field and remove letter field.
17214 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
17215 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
17216 all_lowering_passes): Update declaration.
17217 * ipa-cp.c: Update tree_pass descriptors.
17218 * final.c: Update tree_pass descriptors.
17219 * omp-low.c: Update tree_pass descriptors.
17220 * tree-ssa-dse.c: Update tree_pass descriptors.
17221 * ipa-reference.c: Update tree_pass descriptors.
17222 * tree-ssa-uncprop.c: Update tree_pass descriptors.
17223 * auto-inc-dec.c: Update tree_pass descriptors.
17224 * reorg.c: Update tree_pass descriptors.
17225 * cgraphunit.c: Update tree_pass descriptors.
17226 * tree-ssa-copyrename.c: Update tree_pass descriptors.
17227 * tree-ssa-ccp.c: Update tree_pass descriptors.
17228 * df-core.c: Update tree_pass descriptors.
17229 * mode-switching.c: Update tree_pass descriptors.
17230 * tree-nomudflap.c: Update tree_pass descriptors.
17231 * modulo-sched.c: Update tree_pass descriptors.
17232 * ipa-pure-const.c: Update tree_pass descriptors.
17233 * cse.c: Update tree_pass descriptors.
17234 * web.c: Update tree_pass descriptors.
17235 * tree-stdarg.c: Update tree_pass descriptors.
17236 * tree-ssa-math-opts.c: Update tree_pass descriptors.
17237 * tree-ssa-dom.c: Update tree_pass descriptors.
17238 * tree-nrv.c: Update tree_pass descriptors.
17239 * tree-ssa-alias.c: Update tree_pass descriptors.
17240 * loop-init.c: Update tree_pass descriptors.
17241 * gimple-low.c: Update tree_pass descriptors.
17242 * ipa-inline.c: Update tree_pass descriptors.
17243 * tree-ssa-sink.c: Update tree_pass descriptors.
17244 * global.c: Update tree_pass descriptors.
17245 * ifcvt.c: Update tree_pass descriptors.
17246 * jump.c: Update tree_pass descriptors.
17247 * predict.c: Update tree_pass descriptors.
17248 * tree-ssa-loop.c: Update tree_pass descriptors.
17249 * recog.c: Update tree_pass descriptors.
17250 * dse.c: Update tree_pass descriptors.
17251 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
17252 * tree-eh.c: Update tree_pass descriptors.
17253 * regmove.c: Update tree_pass descriptors.
17255 * function.c: Update tree_pass descriptors.
17256 * tree-vectorizer.c: Update tree_pass descriptors.
17257 * gcse.c: Update tree_pass descriptors.
17258 * ipa-type-escape.c: Update tree_pass descriptors.
17259 * tree-if-conv.c: Update tree_pass descriptors.
17260 * init-regs.c: Update tree_pass descriptors.
17261 * ipa.c: Update tree_pass descriptors.
17262 * tree-ssa-phiopt.c: Update tree_pass descriptors.
17263 * rtl-factoring.c: Update tree_pass descriptors.
17264 * lower-subreg.c: Update tree_pass descriptors.
17265 * bt-load.c: Update tree_pass descriptors.
17266 * tree-dfa.c: Update tree_pass descriptors.
17267 * except.c: Update tree_pass descriptors.
17268 * emit-rtl.c: Update tree_pass descriptors.
17269 * cfgexpand.c: Update tree_pass descriptors.
17270 * tree-cfgcleanup.c: Update tree_pass descriptors.
17271 * cfgcleanup.c: Update tree_pass descriptors.
17272 * tree-ssa-pre.c: Update tree_pass descriptors.
17273 * tree-sra.c: Update tree_pass descriptors.
17274 * tree-mudflap.c: Update tree_pass descriptors.
17275 * tree-ssa-copy.c: Update tree_pass descriptors.
17276 * cfglayout.c: Update tree_pass descriptors.
17277 * tree-ssa-forwprop.c: Update tree_pass descriptors.
17278 * tree-ssa-dce.c: Update tree_pass descriptors.
17279 * tree-ssa.c: Update tree_pass descriptors.
17280 * regclass.c: Update tree_pass descriptors.
17281 * integrate.c: Update tree_pass descriptors.
17282 * tree-optimize.c: Update tree_pass descriptors.
17283 * tree-ssa-phiprop.c: Update tree_pass descriptors.
17284 * tree-object-size.c: Update tree_pass descriptors.
17285 * combine.c: Update tree_pass descriptors.
17286 * tree-outof-ssa.c: Update tree_pass descriptors.
17287 * bb-reorder.c: Update tree_pass descriptors.
17288 * stack-ptr-mod.c: Update tree_pass descriptors.
17289 * var-tracking.c: Update tree_pass descriptors.
17290 * tree-profile.c: Update tree_pass descriptors.
17291 * tree-vect-generic.c: Update tree_pass descriptors.
17292 * reg-stack.c: Update tree_pass descriptors.
17293 * sched-rgn.c: Update tree_pass descriptors.
17294 * tree-ssa-structalias.c: Update tree_pass descriptors.
17295 * tree-cfg.c: Update tree_pass descriptors.
17296 * passes.c (current_pass): Update declaration.
17297 (finish_optimization_passes): Update.
17298 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
17299 (register_one_dump_file, register_dump_files_1, next_pass_1):
17301 (init_optimization_passes): Update handling of new types.
17302 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
17303 * ipa-struct-reorg.c: Update tree_pass descriptors.
17304 * tree-ssa-reassoc.c: Update tree_pass descriptors.
17305 * combine-stack-adj.c: Update tree_pass descriptors.
17306 * cfgrtl.c: Update tree_pass descriptors.
17307 * dce.c: Update tree_pass descriptors.
17308 * tree-ssanames.c: Update tree_pass descriptors.
17310 2008-03-19 Richard Guenther <rguenther@suse.de>
17312 PR middle-end/35609
17313 * tree-ssa.c (walk_data): New structure.
17314 (warn_uninitialized_var): If not always_executed warn with "maybe"
17316 (execute_early_warn_uninitialized): Compute post-dominators.
17317 Initialize always_executed before processing each basic block.
17319 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
17322 * config/i386/i386.c (x86_this_parameter): Calculate correct location
17323 of "this" pointer when "regparm = N" or "fastcall" is in effect.
17325 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17327 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
17329 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
17331 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
17333 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
17334 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
17335 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
17336 target after ignore has been set, and move there also the commputation
17337 of subtarget and original_target.
17338 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
17339 (LANG_HOOKS_INITIALIZER): Remove it.
17340 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
17342 2008-03-18 Richard Guenther <rguenther@suse.de>
17344 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
17345 found an expression with constants, note that in the VN for the lhs.
17346 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
17347 fold them to constants if possible. Run cleanup_cfg if done so.
17348 (execute_pre): Return todo.
17349 (do_pre): Likewise.
17350 (execute_fre): Likewise.
17351 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
17353 (get_prop_source_stmt): Look through pointer conversions.
17355 2008-03-18 Jan Hubicka <jh@suse.cz>
17357 * tree-pretty-print.c: Include predict.h.
17358 (dump_generic_node): Dump predictor.
17359 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
17360 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
17361 * gimple-low.c (lower_stmt): Likewise.
17362 * expr.c (expand_expr_real): Likewise.
17363 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
17365 (build_predict_expr, build_predict_expr): New.
17366 * predict.h (predictor_name, build_predict_expr): Update.
17367 * c-typeck.c (c_finish_bc_stmt): Add prediction.
17368 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
17369 * predict.def (PRED_CONTINUE): Update hitrate.
17370 * tree.def (PREDICT_EXPR): Define.
17371 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
17372 do not handle BIND_EXPR.
17373 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
17374 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
17375 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
17378 2008-03-18 Michael Matz <matz@suse.de>
17380 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
17382 2008-03-18 Richard Guenther <rguenther@suse.de>
17384 * tree-gimple.h (is_gimple_invariant_address): Declare.
17385 (is_gimple_constant): Likewise.
17386 * tree-gimple.c (is_gimple_constant): New function.
17387 (is_gimple_invariant_address): Likewise.
17388 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
17389 and is_gimple_invariant_address.
17390 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
17392 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
17393 an addressable base.
17395 2008-03-18 Jakub Jelinek <jakub@redhat.com>
17397 PR middle-end/35611
17398 * gimplify.c (gimplify_expr): Gimplify second operand of
17401 2008-03-17 Richard Guenther <rguenther@suse.de>
17403 PR tree-optimization/19637
17404 * fold-const.c (fold_unary): Remove restrictions of removing
17405 intermediate pointer-conversions (P2)(P1)P0.
17406 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
17407 conversion to void pointer.
17408 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
17410 2008-03-16 James E. Wilson <wilson@tuliptree.org>
17413 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
17414 emulated thread local variables.
17416 2008-03-16 Richard Guenther <rguenther@suse.de>
17418 PR middle-end/35607
17419 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
17420 expand TREE_INVARIANT operations that are not gimple invariant.
17422 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
17424 * doc/extend.texi (Alignment): Say that the ABI controls
17425 the __alignof__ for non-strict-alignment targets rather
17426 than being a recommendation.
17428 2008-03-15 Paul Brook <paul@codesourcery.com>
17430 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
17432 (arm_output_fn_unwind): Mark functions that can not be unwound.
17434 2008-03-15 Paul Brook <paul@codesourcery.com>
17436 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
17437 extension instructions.
17439 2008-03-15 Richard Guenther <rguenther@suse.de>
17441 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
17442 and fold constant aggregate refs.
17443 (fold_const_aggregate_ref): Handle string constants
17444 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
17445 (evaluate_stmt): Simplify now that ccp_fold folds constant
17448 2008-03-15 Paul Brook <paul@codesourcery.com>
17450 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
17451 (extzv): Use gen_extzv_t2.
17452 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
17454 2008-03-15 Richard Guenther <rguenther@suse.de>
17456 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
17457 (fold_const_aggregate_ref): Likewise.
17458 (get_value): Return NULL if we don't have any values.
17459 (ccp_finalize): Set const_val to NULL after freeing it.
17460 * tree-flow.h (get_symbol_constant_value): Declare.
17461 (fold_const_aggregate_ref): Likewise.
17462 * tree-ssa-sccvn.c (try_to_simplify): Use them.
17464 2008-03-15 Richard Guenther <rguenther@suse.de>
17466 PR middle-end/35593
17467 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
17468 to not produce negative array indices if not allowed. Add
17469 parameter to indicate that.
17470 (maybe_fold_offset_to_component_ref): Allow negative array
17471 indices only for the first member of a structure.
17472 (maybe_fold_offset_to_reference): Allow negative array indices.
17473 (maybe_fold_stmt_addition): Likewise.
17475 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
17476 Anatoly Sokolov <aesok@post.ru>
17478 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
17479 (avr_arch): Add ARCH_AVR6.
17480 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
17481 (initial_elimination_offset): Initialize and use 'avr_pc_size'
17482 instead of fixed value 2.
17483 (print_operand_address): Use gs() asm specifier instead of pm().
17484 (avr_assemble_integer): (Ditto.).
17485 (avr_output_addr_vec_elt): (Ditto.).
17486 (print_operand): Handle "!" code.
17487 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
17488 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
17489 (AVR_HAVE_EIJMP_EICALL): Define.
17490 (AVR_3_BYTE_PC): Redefine.
17491 (AVR_2_BYTE_PC): (Ditto.).
17492 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
17493 (LINK_SPEC): Add atmega2560 and atmega2561.
17494 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
17496 * config/avr/avr.md (call_insn): Use eicall instead of icall
17497 for 3 byte PC devices.
17498 (call_value_insn): (Ditto.).
17499 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
17500 (indirect_jump): Use only for for 2 byte PC devices.
17501 (*tablejump): (Ditto.).
17502 (*indirect_jump_avr6): Add insn.
17503 (*tablejump_rjmp): Don't use for 3 byte PC devices.
17504 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
17505 instead of ijmp for 3 byte PC devices.
17506 (__tablejump2__): (Ditto.).
17507 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
17508 (MULITLIB_DIRNAMES): (Ditto.).
17509 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
17511 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
17513 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
17514 "sse2_umulsidi3". Use V1DI mode for operand 0.
17515 ("mmx_psadbw"): Use V1DI mode for operand 0.
17516 * config/i386/i386-modes.def (V1SI): New vector mode.
17517 * config/i386/i386.c (struct builtin_description)
17518 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
17519 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
17520 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
17521 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
17522 v1di_ftype_v8qi_v8qi type.
17523 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
17525 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
17526 __builtin_ia32_pmuludq]: Fix the mode of return value.
17528 2008-03-15 Richard Guenther <rguenther@suse.de>
17530 PR middle-end/35595
17531 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
17534 2008-03-14 Bob Wilson <bob.wilson@acm.org>
17536 * doc/invoke.texi (Option Summary, Xtensa Options): Document
17537 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
17538 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
17539 unless TARGET_SERIALIZE_VOLATILE is enabled.
17540 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
17541 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
17542 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
17544 2008-03-14 Richard Guenther <rguenther@suse.de>
17546 PR tree-optimization/34172
17547 * tree-flow.h (refs_may_alias_p): Declare.
17548 (get_single_def_stmt): Likewise.
17549 (get_single_def_stmt_from_phi): Likewise.
17550 (get_single_def_stmt_with_phi): Likewise.
17551 * tree-dfa.c (refs_may_alias_p): New function.
17552 (get_single_def_stmt): Likewise.
17553 (get_single_def_stmt_from_phi): Likewise.
17554 (get_single_def_stmt_with_phi): Likewise.
17555 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
17556 (vn_reference_lookup_1): New helper function.
17557 (vn_reference_lookup): Walk the virtual use-def chain to
17558 continue searching for a match if the def does not alias the
17559 reference we are looking for.
17561 2008-03-14 David Edelsohn <edelsohn@gnu.org>
17563 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
17564 archive and Perzl. Update The Written Word listing.
17566 2008-03-14 Richard Guenther <rguenther@suse.de>
17568 PR tree-optimization/34043
17569 PR tree-optimization/33989
17570 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
17572 (bitmap_find_leader): Use extra argument to verify dominance
17573 relationship inside a basic-block.
17574 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
17575 (find_leader_in_sets): Adjust.
17576 (create_component_ref_by_pieces): Take extra argument for
17577 dominance check, handle lookup failures.
17578 (find_or_generate_expression): Likewise.
17579 (create_expression_by_pieces): Likewise.
17580 (insert_into_preds_of_block): Adjust.
17581 (create_value_expr_from): If asked for, verify all operands
17582 are in the blocks AVAIL_OUT set.
17583 (make_values_for_stmt): Check for SSA_NAMEs that are life
17584 over an abnormal edge.
17585 (compute_avail): Remove such check.
17586 (do_SCCVN_insertion): New function.
17587 (eliminate): If we do not find a leader suitable for replacement
17588 insert a replacement expression from SCCVN if available.
17589 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
17590 (struct vn_ssa_aux): Add needs_insertion flag.
17591 * tree-ssa-sccvn.c (may_insert): New global flag.
17592 (copy_reference_ops_from_ref): Value-number union member access
17593 based on its size, not type and member if insertion is allowed.
17594 (visit_reference_op_load): For a weak match from union type
17595 punning lookup a view-converted value and insert a SSA_NAME
17596 for that value if that is not found.
17597 (visit_use): Make dumps shorter. Do not disallow value numbering
17598 SSA_NAMEs that are life over an abnormal edge to constants.
17599 (free_scc_vn): Release inserted SSA_NAMEs.
17600 (run_scc_vn): New flag to specify whether insertion is allowed.
17601 Process SSA_NAMEs in forward order.
17602 * tree-ssa-loop-im.c (for_each_index): Handle invariant
17603 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
17604 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
17605 pointer type to/from integral types that do not change the
17606 precision to regular conversions.
17608 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
17610 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
17611 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
17612 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
17613 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
17614 input arguments and the mode of return value. Built-in functions
17615 that operate on whole 64-bit MMX register now use V1DI mode.
17617 2008-03-13 Alon Dayan <alond@il.ibm.com>
17618 Olga Golovanevsky <olga@il.ibm.com>
17620 PR tree-optimization/35041
17621 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
17622 to locate the right position in a statement.
17624 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
17628 * config/i386/xmmintrin.h: Change all static inline functions to
17629 extern inline and add __gnu_inline__ attribute.
17630 * config/i386/bmintrin.h: Ditto.
17631 * config/i386/smmintrin.h: Ditto.
17632 * config/i386/tmmintrin.h: Ditto.
17633 * config/i386/mmintrin-common.h: Ditto.
17634 * config/i386/ammintrin.h: Ditto.
17635 * config/i386/emmintrin.h: Ditto.
17636 * config/i386/pmmintrin.h: Ditto.
17637 * config/i386/mmintrin.h: Ditto.
17638 * config/i386/mm3dnow.h: Ditto.
17640 2008-03-13 Jakub Jelinek <jakub@redhat.com>
17642 PR middle-end/35185
17643 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
17644 (lower_omp_2): New function.
17645 (lower_omp_1, lower_omp): Rewritten.
17647 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
17650 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
17651 with the phrase "Microsoft Windows compilers".
17652 (Push/Pop Macro Pragmas): New subsection. Document
17653 #pragma push_macro and pragma pop_macro.
17655 2008-03-12 Paul Brook <paul@codesourcery.com>
17657 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
17659 2008-03-12 Paul Brook <paul@codesourcery.com>
17661 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
17662 (thumb2_alusi3_short): Exclude PLUS and MINUS.
17663 (thumb2_addsi_shortim): Rename ...
17664 (thumb2_addsi_short): ... to this. Allow register operands.
17665 (thumb2_subsi_short): New pattern.
17666 (thumb2_one_cmplsi2_short,
17667 thumb2_negsi2_short): New patterns and peepholes.
17669 2008-03-12 Paul Brook <paul@codesourcery.com>
17671 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
17673 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
17675 * config/i386/i386.md (int_cond): New code iterator.
17677 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
17678 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
17679 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
17680 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
17681 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
17682 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
17683 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
17684 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
17686 2008-03-12 Paul Brook <paul@codesourcery.com>
17688 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
17689 instead of {arm,thumb}_compute_save_reg_mask.
17690 (output_return_instruction): Ditto.
17691 (thumb_unexpanded_epilogue): Ditto.
17692 (thumb1_expand_prologue): Ditto.
17693 (thumb1_output_function_prologue): Ditto.
17694 (arm_set_return_address): Ditto.
17695 (thumb_set_return_address): Ditto.
17696 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
17697 regs to achieve stack alignment.
17698 (thumb1_compute_save_reg_mask): Fix compiler warning.
17699 (arm_output_epilogue): Use offsets->saved_regs_mask.
17700 Adjust stack pointer by poping call clobered registers.
17701 (arm_expand_prologue): Use offsets->saved_regs_mask.
17702 Adjust stack pointer by pushing extra registers.
17703 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
17705 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
17708 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
17709 conversion to the operands of a multiplication.
17711 2008-03-12 Richard Guenther <rguenther@suse.de>
17713 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
17714 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
17715 * timevar.def (TV_TREE_PHIPROP): Add.
17716 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
17717 pass description. Use TV_TREE_PHIPROP.
17718 * tree-ssa-forwprop.c: Remove phiprop code.
17720 2008-03-12 Jakub Jelinek <jakub@redhat.com>
17722 PR middle-end/35549
17723 * omp-low.c (maybe_lookup_decl): Constify first argument.
17724 (use_pointer_for_field): Change last argument from bool to
17725 omp_context *. Disallow shared copy-in/out in nested
17726 parallel if decl is shared in outer parallel too.
17727 (build_outer_var_ref, scan_sharing_clauses,
17728 lower_rec_input_clauses, lower_copyprivate_clauses,
17729 lower_send_clauses, lower_send_shared_vars): Adjust callers.
17731 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
17732 Ira Rosen <irar@il.ibm.com>
17734 * tree-vectorizer.c (free_stmt_vec_info): New function.
17735 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
17736 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
17737 * tree-vectorizer.h (free_stmt_vec_info): Declare.
17738 * tree-vect-transform.c (vectorizable_conversion): Free
17739 vec_oprnds0 if it was allocated.
17740 (vect_permute_store_chain): Remove unused VECs.
17741 (vectorizable_store): Free VECs that are allocated in the..
17743 (vect_transform_strided_load, vectorizable_load): Likewise.
17744 (vect_remove_stores): Simplify the code.
17745 (vect_transform_loop): Move code to vect_remove_stores().
17746 Call vect_remove_stores() and free_stmt_vec_info().
17748 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17750 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
17751 TARGET_HPUX. Revise comment.
17752 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
17753 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
17754 Use sr4 variant of `be' instruction when not generating PIC code.
17755 (attr_length_call): Adjust for above change.
17757 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17759 * ipa-reference.c (static_execute): Remove module_statics_const and
17760 associated setting code.
17762 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
17765 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
17766 predicate for operand 1.
17767 (paritysi2_cmp): Use register_operand predicate for operand 2.
17768 Use earlyclobber modifier for operand 1. Remove support for
17770 (paritydi2_cmp): Use register_operand predicate for operand 3.
17771 Use earlyclobber modifier for operand 1. Remove support for
17774 2008-03-11 Paul Brook <paul@codesourcery.com>
17775 Vladimir Prus <vladimir@codesourcery.com>
17777 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
17778 (arm_compute_save_reg0_reg12_mask): Always
17779 check if register 11 must be saved. Always safe hard frame pointer
17780 when frame_pointer_needeed.
17781 (arm_compute_save_reg_mask): Save IP and PC
17782 only with apcs frames.
17783 (arm_output_epilogue): Adjust Thumb2 codepath to
17784 be also invoked and work for ARM non-apcs frames.
17785 (arm_expand_prologue): Don't bother saving IP
17786 for non-apcs frame, since it's not clobbered by
17787 prologue code. Implement non-apcs frame
17790 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
17792 PR rtl-optimization/35281
17793 * expr.c (convert_move): Use a new pseudo for the intermediate
17794 from_mode->word_mode result.
17796 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
17798 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
17799 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
17800 * toplev.c (compile_file): Don't call it.
17802 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
17804 PR middle-end/35526
17805 * expr.c (store_expr): Call emit_block_move if the mode
17806 of "temp" RTX is BLKmode.
17808 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17809 Richard Guenther <rguenther@suse.de>
17811 PR tree-optimization/31358
17812 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
17813 the step with a NULL_TREE.
17814 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
17815 to sizetype if type is a pointer type.
17816 (add_candidate_1): Don't convert the base and step to
17817 the generic type if the orginal type is a pointer type.
17818 (add_iv_value_candidates): Use sizetype for the step
17819 if type is a pointer type.
17820 (cand_value_at): Likewise.
17821 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
17823 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
17824 Don't convert the tem affine to the type.
17825 (add_elt_to_tree): Use sizetype for the step if a pointer.
17826 Use POINTER_PLUS_EXPR for pointers.
17827 (aff_combination_to_tree): Use sizetype for the step if a
17830 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
17832 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
17833 Remove commutativity hint.
17835 2008-03-10 Jakub Jelinek <jakub@redhat.com>
17839 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
17840 errorneous type. Check that v is a VAR_DECL.
17842 PR middle-end/35099
17843 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
17845 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
17847 PR tree-optimization/35494
17848 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
17849 may be overriden at link and run time.
17851 2008-03-10 Richard Guenther <rguenther@suse.de>
17853 PR tree-optimization/34677
17854 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
17855 (poolify_tree): Likewise.
17856 (modify_expr_template): Likewise.
17857 (poolify_modify_stmt): Likewise.
17858 (insert_fake_stores): Handle all component-ref style stores
17859 in addition to INDIRECT_REF. Also handle complex types.
17860 Do not poolify the inserted load.
17861 (realify_fake_stores): Do not rebuild the tree but only
17862 make it a SSA_NAME copy.
17863 (init_pre): Remove initialzation of modify_expr_template.
17864 Do not allocate modify_expr_node_pool.
17865 (fini_pre): Do not free modify_expr_node_pool.
17867 2008-03-10 Paul Brook <paul@codesourcery.com>
17869 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
17870 to avoid conflicts.
17872 2008-03-10 Paul Brook <paul@codesourcery.com>
17873 Mark Shinwell <shinwell@codesourcery.com>
17875 * config/arm/cortex-r4.md: New.
17876 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
17878 * config/arm/arm.md: Include cortex-r4.md.
17879 (insn): Add smmls, sdiv and udiv values.
17880 (generic_sched): Don't use generic scheduling for Cortex-R4.
17881 (arm_issue_rate): New function.
17882 (TARGET_SCHED_ISSUE_RATE): Define.
17884 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
17886 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
17888 2008-03-10 Richard Guenther <rguenther@suse.de>
17890 * tree-ssa-pre.c (get_sccvn_value): Simplify.
17891 (compute_avail): Do not add stmt uses to AVAIL_OUT.
17893 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
17895 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
17896 Set default to true.
17898 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17900 * c.opt (Wsynth): Deprecate.
17901 * doc/invoke.texi (Option Summary, Warning Options): Document
17902 -Wno-format-contains-nul.
17904 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
17907 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
17908 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
17910 2008-03-09 Ira Rosen <irar@il.ibm.com>
17912 * config/rs6000/rs6000.c (builtin_description): Rename vector
17913 left shift operations.
17914 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
17915 (altivec_vsl<VI_char>): Rename to ...
17916 (ashl<mode>3): ... new name.
17917 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
17919 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
17921 2008-03-08 Richard Guenther <rguenther@suse.de>
17923 * coverage.h (tree_coverage_counter_addr): Declare.
17924 * coverage.c (tree_coverage_counter_addr): New function.
17925 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
17926 before using again.
17927 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
17928 (tree_gen_one_value_profiler): Likewise.
17929 (tree_gen_ic_profiler): Likewise.
17930 (tree_gen_average_profiler): Likewise.
17931 (tree_gen_ior_profiler): Likewise.
17933 2008-03-08 Richard Guenther <rguenther@suse.de>
17935 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
17936 (vn_binary_op_insert): Likewise.
17937 (vn_unary_op_lookup): Likewise.
17938 (vn_unary_op_insert): Likewise.
17939 (vn_nary_op_lookup): Declare.
17940 (vn_nary_op_insert): Likewise.
17941 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
17942 and binary hashes, use a single obstack for unary_op_pool
17943 and binary_op_pool.
17944 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
17945 a single struct vn_nary_op_s. Store tree code length and
17946 a variable number of operands.
17947 (struct vn_reference_op_struct): Remove unused op2.
17948 (vn_reference_op_eq): Do not compare op2.
17949 (vn_reference_op_compute_hash): Do not compute hash of op2.
17950 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
17951 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
17952 with vn_nary_op_compute_hash.
17953 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
17954 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
17956 (vn_unary_op_insert, vn_binary_op_insert): Replace with
17958 (visit_unary_op): Call nary functions.
17959 (visit_binary_op): Likewise.
17960 (process_scc): Adjust for struct vn_tables_s changes.
17961 (allocate_vn_table): Likewise.
17962 (free_vn_table): Likewise.
17963 * tree-vn.c (vn_add): Call nary functions.
17964 (vn_lookup): Likewise.
17966 2008-03-08 Jakub Jelinek <jakub@redhat.com>
17969 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
17970 wdst back after sync_compare_and_swapqhi_internal.
17972 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
17975 * config/i386/i386-modes.def (V1DI): New vector mode.
17976 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
17977 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
17978 (MMXMODE248): Ditto.
17979 (MMXMODE): Add V1DI mode.
17980 (mmxvecsize): Change DI mode to V1DI mode.
17981 ("mov<mode>): Use MMXMODEI8 mode iterator.
17982 ("*mov<mode>_internal_rex64"): Ditto.
17983 ("*mov<mode>_internal"): Ditto.
17984 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
17985 ("mmx_sub<mode>3"): Ditto.
17986 ("mmx_adddi3"): Remove insn pattern.
17987 ("mmx_subdi3"): Ditto.
17988 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
17989 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
17990 ("mmx_ashl<mode>3"): Ditto.
17991 ("mmx_lshrdi3"): Remove insn pattern.
17992 ("mmx_ashldi3"): Ditto.
17993 * config/i386/i386.c (classify_argument): Handle V1DImode.
17994 (function_arg_advance_32): Ditto.
17995 (function_arg_32): Ditto.
17996 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
17997 mmx_addv1di3 insn pattern.
17998 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
17999 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
18000 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
18001 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
18002 Remove definitions of built-in functions.
18003 (V1DI_type_node): New node.
18004 (v1di_ftype_v1di_int): Ditto.
18005 (v1di_ftype_v1di_v1di): Ditto.
18006 (v2si_ftype_v2si_si): Ditto.
18007 (v4hi_ftype_v4hi_di): Remove node.
18008 (v2si_ftype_v2si_di): Ditto.
18009 (ix86_init_mmx_sse_builtins): Handle V1DImode.
18010 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
18011 Redefine builtins using def_builtin_const with *_ftype_*_int node.
18012 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
18013 Add new builtins using def_builtin_const.
18014 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
18015 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
18016 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
18017 * config/i386/mmintrin.h (__v1di): New typedef.
18018 (_mm_add_si64): Cast arguments to __v1di type.
18019 (_mm_sub_si64): Ditto.
18020 (_mm_sll_pi16): Cast __count to __v4hi type.
18021 (_mm_sll_pi32): Cast __count to __v2si type.
18022 (_mm_sll_si64): Cast arguments to __v1di type.
18023 (_mm_srl_pi16): Cast __count to __v4hi type.
18024 (_mm_srl_pi32): Cast __count to __v2si type.
18025 (_mm_srl_si64): Cast arguments to __v1di type.
18026 (_mm_sra_pi16): Cast __count to __v4hi type.
18027 (_mm_sra_pi32): Cast __count to __v2si type.
18028 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
18029 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
18030 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
18031 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
18032 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
18033 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
18034 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
18035 (_mm_srai_pi32): Use __builtin_ia32_psradi.
18036 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
18037 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18038 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18039 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
18041 2008-03-07 Joseph Myers <joseph@codesourcery.com>
18043 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
18045 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
18048 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
18049 reg+const addressing for Altivec modes. Don't generate reg+reg
18050 addressing for TFmode or TDmode quantities.
18052 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
18054 * c-common.c (vector_types_convertible_p): Call langhook
18055 instead of comptypes.
18057 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18060 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
18061 integral and scalar float variables which have a
18064 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
18066 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
18067 dwarf_register_span hook when emitting unwind information for
18068 register-to-memory saves.
18069 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
18070 (rs6000_frame_related): Remove call to spe_synthesize_frame.
18072 2008-03-06 Jakub Jelinek <jakub@redhat.com>
18074 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
18075 for the same VAR_DECL.
18077 2008-03-06 Tom Tromey <tromey@redhat.com>
18079 * treelang: Delete.
18080 * doc/standards.texi (Standards): Don't mention treelang.
18081 * doc/invoke.texi (Overall Options): Don't mention treelang.
18082 * doc/install.texi (Prerequisites): Don't mention bison or
18084 (Configuration): Don't mention treelang.
18085 (Building): Likewise.
18086 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
18088 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
18090 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
18091 word-extractions out of a multi-word object.
18093 2008-03-06 Richard Guenther <rguenther@suse.de>
18095 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
18096 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
18097 result type and precision.
18098 * expr.c (get_inner_reference): Set unsignedp based on the result
18099 type of BIT_FIELD_REF.
18100 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
18101 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
18102 (try_instantiate_multiple_fields): Likewise. Use the correct type
18104 (sra_build_assignment): Likewise.
18105 (sra_build_elt_assignment): Likewise.
18106 (sra_explode_bitfield_assignment): Likewise.
18107 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
18108 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
18109 set BIT_FIELD_REF_UNSIGNED.
18110 (vectorizable_load): Likewise.
18112 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
18114 * cse.c (cse_extended_basic_block): Invalidate artificial defs
18117 2008-03-06 Richard Guenther <rguenther@suse.de>
18119 * alias.c (struct alias_set_entry): Move has_zero_child field
18120 to pack with alias_set.
18122 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18124 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18127 2008-03-05 Ian Lance Taylor <iant@google.com>
18129 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
18131 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
18133 * fwprop.c (update_df): Support width and offset parameters of
18135 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
18136 global_conflicts): Change DF_REF_EXTRACT to either
18137 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18138 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18139 * df-scan.c (df_ref_record, df_defs_record,
18140 df_ref_create_structure, df_def_record_1, df_uses_record,
18141 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
18142 df_bb_refs_collect, df_entry_block_defs_collect,
18143 df_exit_block_uses_collect): Support new width and offset fields.
18144 (ref_extract_pool): New storage pool.
18145 (df_free_ref): New function.
18146 (df_reg_chain_unlink, df_free_collection_rec,
18147 df_sort_and_compress_refs): Call df_free_ref.
18148 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
18150 (df_ref_create_structure): Allocate df_ref_extract if offset and
18151 width fields are used.
18152 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
18153 (df_uses_record): Get offset and width from ZERO_EXTRACT
18155 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
18156 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18157 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18158 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
18159 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18160 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18161 (df_ref_extract): New structure.
18162 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
18163 (df_ref_create): Add width and offset parameters.
18165 2008-03-05 Richard Guenther <rguenther@suse.de>
18167 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18168 Use ranges_overlap_p.
18169 (offset_overlaps_with_access): Rename
18170 to ranges_overlap_p and move ...
18171 * tree-flow-inline.h (ranges_overlap_p): ... here.
18173 * tree.h (get_inner_reference, handled_component_p): Update
18176 * tree.h (record_component_aliases, get_alias_set,
18177 alias_sets_conflict_p, alias_sets_must_conflict_p,
18178 objects_must_conflict_p): Move declarations ...
18179 * alias.h (record_component_aliases, get_alias_set,
18180 alias_sets_conflict_p, alias_sets_must_conflict_p,
18181 objects_must_conflict_p): ... here.
18182 Include coretypes.h.
18183 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
18185 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
18187 * cfg.c: Include tree-flow.h.
18188 (remove_edge_raw): Call redirect_edge_var_map_clear.
18189 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
18190 * tree-flow-inline.h (redirect_edge_var_map_def): New.
18191 (redirect_edge_var_map_result): New.
18192 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
18193 PENDING_STMT use with redirect_edge_var_map_*.
18194 * tree-ssa.c (edge_var_maps): New definition.
18195 (redirect_edge_var_map_add): New.
18196 (redirect_edge_var_map_clear): New.
18197 (redirect_edge_var_map_dup): New.
18198 (redirect_edge_var_map_vector): New.
18199 (redirect_edge_var_map_destroy): New.
18200 (ssa_redirect_edge): Replace PENDING_STMT use with
18201 redirect_edge_var_map_*.
18202 (flush_pending_stmts): Same.
18203 (delete_tree_ssa): Destroy edge var map.
18204 * tree-flow.h (struct _edge_var_map): New.
18205 Define edge_var_map vector type.
18206 Declare redirect_edge_var_map_* prototypes.
18207 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
18208 * tree-cfg.c (reinstall_phi_args): Replace
18209 PENDING_STMT use with redirect_edge_var_map_*.
18211 2008-03-05 Richard Guenther <rguenther@suse.de>
18213 PR tree-optimization/35472
18214 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
18215 whose single use_stmt has a overlapping set of loaded and
18216 stored symbols as that use_stmt might be a noop assignment then.
18218 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18220 * gthr-rtems.h: Implement __gthread_mutex_destroy.
18222 2008-03-05 Richard Guenther <rguenther@suse.de>
18225 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
18226 should be constants.
18227 * tree-cfg.c (verify_expr): Verify it.
18228 * fold-const.c (fold_truthop): Remove code generating
18229 BIT_FIELD_REFs of structure bases.
18230 (fold_binary): Likewise.
18231 (fold_ternary): Position and size of BIT_FIELD_REFs are
18232 always host integers.
18233 (make_bit_field_ref): Remove.
18234 (optimize_bit_field_compare): Remove.
18235 (all_ones_mask_p): Remove.
18237 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
18240 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
18241 (split_block_and_df_analyze): New. Split basic block and rebuild
18243 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
18245 (split_pattern_seq): Likewise.
18246 (erase_matching_seqs): Likewise.
18247 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
18249 2008-03-04 Geoff Keating <geoffk@apple.com>
18251 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
18252 declaration and code.
18253 (tree_invalid_nonnegative_warnv_p): Likewise.
18255 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
18257 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
18258 examples. Truncate option-names then causing overfull hbox.
18260 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18263 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
18265 * configure: Rebuilt.
18267 2008-03-04 Rafael Espindola <espindola@google.com>
18269 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
18270 (tree_unary_nonnegative_warnv_p): New.
18271 (tree_binary_nonnegative_warnv_p): New.
18272 (tree_single_nonnegative_warnv_p): New.
18273 (tree_invalid_nonnegative_warnv_p): New.
18274 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
18276 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18279 * opts.c (handle_option): Postpone 'unknown option' errors only for
18282 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
18285 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
18288 2008-03-04 Rafael Espindola <espindola@google.com>
18290 * fold-const.c (tree_unary_nonzero_warnv_p): New.
18291 (tree_binary_nonzero_warnv_p): New.
18292 (tree_single_nonzero_warnv_p): New.
18293 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
18295 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
18297 PR middle-end/35456
18298 * fold-const.c (fold_cond_expr_with_comparison): Prevent
18299 transformations for modes that have signed zeros.
18300 * ifcvt.c (noce_try_abs): Ditto.
18302 2008-03-04 Joseph Myers <joseph@codesourcery.com>
18304 * config/i386/i386.c (override_options): Force
18305 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
18307 2008-03-04 Jan Hubicka <jh@suse.cz>
18310 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
18313 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18315 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
18316 label to probe the stack.
18318 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18320 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
18321 (__gthr_win32_mutex_destroy): Declare.
18322 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
18323 __gthr_win32_mutex_destroy.
18324 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
18326 2008-03-03 Jan Hubicka <jh@suse.cz>
18329 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
18330 aggressive on inlining cold calls.
18332 2008-03-03 Richard Guenther <rguenther@suse.de>
18334 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
18335 struct copies into the expression table.
18336 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
18337 (try_to_simplify): Likewise.
18338 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
18339 integral and pointer arguments which do not change the
18340 precision to NOP_EXPRs.
18341 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
18342 VIEW_CONVERT_EXPR case.
18344 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
18346 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
18347 defined in a loop at depth 0 is invariant.
18348 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
18349 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
18350 be called at loop depth 0.
18352 2008-03-02 Jakub Jelinek <jakub@redhat.com>
18355 * gcc.c (process_command): Update copyright notice dates.
18356 * gcov.c (print_version): Likewise.
18357 * gcov-dump.c (print_version): Likewise.
18358 * mips-tfile.c (main): Likewise.
18359 * mips-tdump.c (main): Likewise.
18361 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18364 * c-common.c (flag_permissive): Delete.
18365 (constant_expression_warnings): Check flags first.
18366 (constant_expression_error): New.
18367 * c-common.h (flag_permissive): Delete.
18368 (constant_expression_error): Declare.
18369 * flags.h (flag_permissive): Declare. Update description.
18370 * diagnostic.c (pedwarn): Update.
18372 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
18373 (permissive_error_kind): New.
18374 * toplev.c (flag_permissive): Define. Update description.
18375 * toplev.h (permissive_error_kind): Declare.
18376 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
18377 (pedwarn_c90): Use pedantic_warning_kind.
18378 * c-opts.c (c_common_post_options): flag_permissive does not affect
18379 flag_pedantic_errors.
18381 2008-03-02 Joseph Myers <joseph@codesourcery.com>
18383 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
18384 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
18385 __absvsi2, __absvDI2): Use unsigned arithmetic.
18387 2008-03-02 Andi Kleen <ak@suse.de>
18388 Richard Guenther <rguenther@suse.de>
18390 * struct-equiv.c: Remove file.
18391 * cfg_cleanup.c (condjump_equiv_p): Remove.
18392 * Makefile.in (OBJS-common): Remove struct-equiv.o.
18393 (struct-equiv.o): Remove rule.
18394 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
18395 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
18396 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
18398 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18400 * ifcvt.c (noce_process_if_block): Try to handle only the then
18401 block if the else block exists but isn't suitable.
18403 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18406 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
18407 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
18408 regression from previous patch.
18410 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18413 * gthr.h: Add __gthread_mutex_destroy as a function that must be
18415 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
18416 * gthr-single.h (__gthread_mutex_destroy): Likewise.
18417 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
18418 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
18419 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
18420 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
18421 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
18422 (__gthread_mutex_destroy_function): Rename to
18423 __gthread_mutex_destroy.
18424 * gthr-dce.h (__gthread_mutex_destroy): Call
18425 pthread_mutex_destroy.
18426 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
18427 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
18428 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
18430 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18432 * df-scan.c (df_ref_chain_change_bb): Simplify.
18433 (df_insn_change_bb): Add new_bb argument. Simplify. Call
18434 set_block_for_insn if there's any change.
18435 * df.h ((df_insn_change_bb): Fix prototype.
18436 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
18437 df_insn_change_bb, don't call set_block_for_insn.
18438 * emit-rtl.c (reorder_insns): Likewise.
18439 * haifa-sched.c (move_insn): Likewise.
18441 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18443 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
18445 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18447 * tree-flow-inline.h (next_readonly_imm_use): Return
18448 NULL_USE_OPERAND_P after the end.
18450 2008-03-01 Richard Guenther <rguenther@suse.de>
18452 PR tree-optimization/35411
18453 * tree-sra.c (sra_build_assignment): Split conversion to
18454 final type to a separate statement if we are not assigning
18457 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18459 * fold-const.c (fold_convertible_p): Correct the logic to follow
18460 that in fold_convert().
18462 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
18465 * tree-inline.c (build_duplicate_type): When we make a
18466 duplicate type, make it unique in the canonical types system.
18468 2008-02-29 Tom Tromey <tromey@redhat.com>
18470 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
18471 input_file_stack_history, input_file_stack_restored): Remove.
18472 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18473 * input.h (struct file_stack): Remove.
18474 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18475 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
18477 * diagnostic.h (struct diagnostic_context) <last_module>: Change
18479 (diagnostic_last_module_changed): Add 'map' argument.
18480 (diagnostic_set_last_function): Likewise.
18481 * diagnostic.c (undiagnostic_report_current_module): Iterate using
18482 line map, not input_file_stack.
18483 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
18485 2008-02-29 Paul Brook <paul@codesourcery.com>
18487 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
18489 2008-02-29 Paul Brook <paul@codesourcery.com>
18491 * config/arm/ieee754-df.S (muldf3): Use RET macros.
18493 2008-02-29 Richard Guenther <rguenther@suse.de>
18495 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
18497 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
18498 value for comparing for a store match.
18499 (simplify_unary_expression): Do nothing for SSA_NAMEs.
18500 (try_to_simplify): Do not do a full-blown reference lookup.
18502 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
18504 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
18505 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
18507 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
18509 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
18511 * tree-loop-linear.c (try_interchange_loops): Compare memory access
18512 strides against cache sizes.
18514 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
18516 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
18519 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
18521 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
18522 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
18523 is smaller than the original promoted value.
18524 (simplify_subreg): If OP is a SUBREG, try to preserve its
18525 SUBREG_PROMOTED_VAR_P information.
18527 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
18529 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
18530 (VN_INFO_GET): Allocate new objects on the obstack.
18531 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
18532 for rpo_numbers_temp, for consistency.
18533 (free_scc_vn): Free the obstack.
18535 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
18537 * doc/invoke.texi: Document -ftree-loop-distribution.
18538 * tree-loop-distribution.c: New.
18539 * tree-pass.h (pass_loop_distribution): New.
18540 * graphds.h (struct graph): Add htab_t indices.
18541 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
18542 * tree-vectorizer.c (rename_variables_in_loop): Extern.
18543 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
18544 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
18545 * tree-data-ref.c (debug_data_dependence_relations): New.
18546 (dump_data_dependence_relation): Also print data references.
18547 (free_data_ref): Extern.
18548 (same_access_functions): Moved...
18549 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
18550 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
18551 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
18552 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
18553 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
18554 (stmts_from_loop): Skip LABEL_EXPR.
18555 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
18557 (build_rdg): Initialize rdg->indices htab.
18558 (free_rdg, stores_from_loop, ref_base_address,
18559 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
18560 have_similar_memory_accesses_1, ref_base_address_1,
18561 remove_similar_memory_refs): New.
18562 * tree-data-ref.h: Depend on tree-chrec.h.
18563 (debug_data_dependence_relations, free_data_ref): Declared.
18564 (same_access_functions): ... here.
18565 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
18567 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
18568 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
18569 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
18570 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
18571 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
18572 rdg_vertex_for_stmt): Declared.
18573 (struct rdg_edge): Add level.
18575 (free_rdg, stores_from_loop, remove_similar_memory_refs,
18576 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
18578 (rdg_has_similar_memory_accesses): New.
18579 * tree-vect-analyze.c: Remove unused static decls.
18580 * lambda.h (dependence_level): New.
18581 * common.opt (ftree-loop-distribution): New.
18582 * tree-flow.h (mark_virtual_ops_in_bb,
18583 slpeel_tree_duplicate_loop_to_edge_cfg,
18584 rename_variables_in_loop): Declared.
18585 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
18586 (OBJS-common): Add tree-loop-distribution.o.
18587 (tree-loop-distribution.o): New rule.
18588 * tree-cfg.c (mark_virtual_ops_in_bb): New.
18589 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
18590 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
18592 2008-02-28 Joseph Myers <joseph@codesourcery.com>
18595 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
18596 other than structures and unions.
18598 2008-02-28 Richard Guenther <rguenther@suse.de>
18601 2008-02-26 Richard Guenther <rguenther@suse.de>
18603 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18604 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18605 (lookup_decl_from_uid): Declare.
18606 (remove_decl_from_map): Likewise.
18607 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18608 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18609 (decl_for_uid_map): New global hashtable mapping DECL_UID
18611 (init_ttree): Allocate it.
18612 (insert_decl_to_uid_decl_map): New helper function.
18613 (make_node_stat): Insert new decls into the map.
18614 (copy_node_stat): Likewise.
18615 (lookup_decl_from_uid): New function.
18616 (remove_decl_from_map): Likewise.
18617 (print_decl_for_uid_map_statistics): New helper.
18618 (dump_tree_statistics): Call it.
18620 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18621 (referenced_var_iterator): Adjust.
18622 (FOR_EACH_REFERENCED_VAR): Adjust.
18623 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18624 (num_referenced_vars): Adjust.
18625 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18626 (first_referenced_var): Remove.
18627 (end_referenced_vars_p): Likewise.
18628 (next_referenced_var): Likewise.
18629 (referenced_var_iterator_set): New helper function.
18630 * tree-dfa.c (referenced_var_lookup): Adjust.
18631 (referenced_var_check_and_insert): Likewise.
18632 (remove_referenced_var): Likewise.
18633 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18634 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18635 (verify_call_clobbering): Likewise.
18636 (verify_memory_partitions): Likewise.
18637 (init_tree_ssa): Allocate bitmap instead of hashtable for
18639 (delete_tree_ssa): Adjust.
18640 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18641 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18642 (compute_tag_properties): Likewise.
18643 (set_initial_properties): Likewise.
18644 (find_partition_for): Likewise.
18645 (update_reference_counts): Likewise.
18646 (dump_may_aliases_for): Likewise.
18647 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18648 (add_call_clobber_ops): Likewise.
18649 (add_call_read_ops): Likewise.
18650 (get_asm_expr_operands): Likewise.
18651 * tree-into-ssa.c (dump_decl_set): Likewise.
18652 (update_ssa): Likewise.
18653 * tree-sra.c (scan_function): Likewise.
18654 (decide_instantiations): Likewise.
18655 (scalarize_parms): Likewise.
18656 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18657 (dsa_named_for): Likewise.
18658 * tree-ssa-structalias.c (update_alias_info): Likewise.
18659 (merge_smts_into): Likewise.
18661 2008-02-27 David Daney <ddaney@avtrex.com>
18664 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
18665 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
18666 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
18667 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
18668 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
18670 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
18673 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
18674 (BUILT_IN_NEXTTOWARD): Remove.
18675 (BUILT_IN_NEXTTOWARDF): Ditto.
18676 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
18677 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
18679 2008-02-27 Tom Tromey <tromey@redhat.com>
18681 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
18682 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
18684 2008-02-27 Jan Beulich <jbeulich@novell.com>
18686 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
18687 update the respective field on newdecl.
18689 2008-02-27 Revital Eres <eres@il.ibm.com>
18691 PR rtl-optimization/34999
18692 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
18693 crossing edges that ends with a call insn.
18694 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
18695 call insn and clear the EDGE_CROSSING flag of the crossing edge
18696 when fixing fallthru edges.
18698 2008-02-27 Richard Guenther <rguenther@suse.de>
18700 PR middle-end/35390
18701 * fold-const.c (fold_unary): Return the correct argument,
18702 converted to the result type.
18704 2008-02-27 Richard Guenther <rguenther@suse.de>
18706 PR middle-end/34971
18707 * expr.c (expand_expr_real_1): Assert on rotates that operate
18709 * fold-const.c (fold_binary): Use the types precision, not the
18710 bitsize of the mode if folding rotate expressions. Build rotates
18711 only for full modes.
18713 2008-02-27 Jakub Jelinek <jakub@redhat.com>
18715 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
18716 and CPP_PRAGMA_EOL.
18717 * c-pragma.c (pragma_ns_name): New typedef.
18718 (registered_pp_pragmas): New variable.
18719 (c_pp_lookup_pragma): New function.
18720 (c_register_pragma_1): If flag_preprocess_only, do nothing
18721 for non-expanded pragmas, for expanded ones push pragma's
18722 namespace and name into registered_pp_pragmas vector.
18723 (c_invoke_pragma_handler): Register OpenMP pragmas even when
18724 flag_preprocess_only, don't register GCC pch_preprocess
18725 pragma if flag_preprocess_only.
18726 * c-opts.c (c_common_init): Call init_pragma even if
18727 flag_preprocess_only.
18728 * c-pragma.c (c_pp_lookup_pragma): New prototype.
18729 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
18730 cpp_register_pragma if flag_preprocess_only.
18732 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18735 * c-parser.c (c_parser_translation_unit): Warn for empty
18736 translation unit, not empty source file.
18738 2008-02-26 Paul Brook <paul@codesourcery.com>
18740 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
18741 operand for Thumb-2.
18742 * config/arm/arm.h (reg_class): Add CORE_REGS.
18743 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
18744 (BASE_REG_CLASS): Use CORE_REGS.
18745 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
18746 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
18747 (REGNO_OK_FOR_INDEX_P): Exclude SP.
18748 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
18749 ARM_REGNO_OK_FOR_INDEX_P.
18750 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
18751 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
18752 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
18753 (ldm/stm peepholes): Ditto.
18754 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
18755 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
18756 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
18757 * config/arm/constraints.md: Enable "k" constraint on ARM.
18759 2008-02-27 Ben Elliston <bje@au.ibm.com>
18761 * config/rs6000/rs6000.c: Annotate cache line size field in all
18762 instances of struct processor_costs.
18764 2008-02-26 David Edelsohn <edelsohn@gnu.org>
18766 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
18767 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
18768 jump_bypass): New counters.
18769 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
18770 * dce.c (gate_ud_dce): Same.
18771 (gate_fast_dce): Same.
18772 * dse.c (gate_dse1): New function.
18773 (gate_dse2): New function.
18774 (gate_dse): Merge results of new gate functions.
18775 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
18776 (gate_handle_jump_bypass): Add dbg_cnt.
18777 (gate_handle_gcse): Add dbg_cnt.
18778 * ifcvt.c (gate_handle_if_conversion): Same.
18779 (gate_handle_if_after_combine): Same.
18780 (gate_handle_if_after_reload): Same.
18781 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
18783 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
18785 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
18787 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
18789 2008-02-26 Jason Merrill <jason@redhat.com>
18792 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
18793 alone if it's the naming decl for the type's main variant.
18795 2008-02-26 Tom Tromey <tromey@redhat.com>
18797 * system.h (USE_MAPPED_LOCATION): Poison.
18798 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
18799 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
18800 (make_goto_expr_edges): Likewise.
18801 (remove_bb): Likewise.
18802 (execute_warn_function_return): Likewise.
18803 * basic-block.h (struct edge_def) <goto_locus>: Change type to
18805 * c-common.c (fname_decl): Remove old location code.
18806 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
18808 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
18810 (ASM_INPUT_SOURCE_LOCATION): Likewise.
18811 (gen_rtx_ASM_INPUT): Likewise.
18812 (gen_rtx_ASM_INPUT_loc): Likewise.
18813 (get_rtx_asm_OPERANDS): Remove.
18814 * cfglayout.c (insn_locators_alloc): Remove old location code.
18815 (set_curr_insn_source_location): Likewise.
18816 (curr_insn_locator): Likewise.
18817 * print-tree.c (print_node): Remove old location code.
18818 * tree-mudflap.c (mf_varname_tree): Remove old location code.
18819 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
18820 * cfgexpand.c (expand_gimple_cond_expr): Don't use
18821 location_from_locus.
18822 (construct_exit_block): Remove old location code.
18823 * emit-rtl.c (force_next_line_note): Remove old location code.
18824 * profile.c (branch_prob): Remove old location code.
18825 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
18826 LOC_LINE): Remove old-location variants.
18827 * langhooks.c (lhd_print_error_function): Remove old location
18829 * configure, config.in: Rebuilt.
18830 * configure.ac (--enable-mapped-location): Remove.
18831 * c-decl.c (c_init_decl_processing): Remove old location code.
18832 (finish_function): Likewise.
18833 * recog.c (decode_asm_operands): Remove old location code.
18834 * c-pch.c (c_common_read_pch): Remove old location code.
18835 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
18837 * gimple-low.c (lower_function_body): Remove old location code.
18838 * toplev.c (unknown_location): Remove.
18839 (push_srcloc): Remove old-location variant.
18840 (process_options): Remove old location code.
18841 (lang_dependent_init): Likewise.
18842 * input.h (UNKNOWN_LOCATION): Move definition.
18843 (location_t): Undeprecate.
18844 (source_locus): Remove.
18845 (location_from_locus): Remove.
18846 (struct location_s): Remove.
18847 Remove all old-location code.
18848 (input_line, input_filename): Remove.
18849 * final.c (final_scan_insn): Remove old location code.
18850 * diagnostic.c (diagnostic_build_prefix): Remove
18851 USE_MAPPED_LOCATION test.
18852 * tree.h (gimple_stmt) <locus>: Now a location_t.
18853 (tree_exp) <locus>: Likewise.
18854 (DECL_IS_BUILTIN): Remove old-location variant.
18855 (annotate_with_file_line, annotate_with_locus): Likewise.
18856 (expr_locus, set_expr_locus): Update.
18857 * tree.c (build1_stat): Remove old location code.
18858 (last_annotated_node): Remove.
18859 (annotate_with_file_line): Remove old-location variant.
18860 (annotate_with_locus): Likewise.
18861 (expr_location): Remove old location code.
18862 (set_expr_location): Likewise.
18863 (expr_has_location): Likewise.
18864 (expr_locus): Likewise.
18865 (set_expr_locus): Likewise.
18866 (expr_filename): Don't use location_from_locus.
18867 (expr_lineno): Likewise.
18868 * rtl-error.c (location_for_asm): Remove old location code.
18869 * c-lex.c (cb_line_change): Remove old location code.
18870 (fe_file_change): Likewise.
18871 (cb_def_pragma): Likewise.
18872 (c_lex_with_flags): Likewise.
18873 * gengtype.c (do_typedef): Don't special-case location types.
18874 (define_location_structures): Remove.
18875 (main): Don't call define_location_structures.
18876 * tree-pretty-print.c (dump_implicit_edges): Remove old location
18879 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18882 * builtins.def (BUILT_IN_STDARG_START): Remove.
18883 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
18884 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
18885 * tree-inline.c (inline_forbidden_p_1): Likewise.
18887 2008-02-26 Richard Guenther <rguenther@suse.de>
18889 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18890 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18891 (lookup_decl_from_uid): Declare.
18892 (remove_decl_from_map): Likewise.
18893 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18894 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18895 (decl_for_uid_map): New global hashtable mapping DECL_UID
18897 (init_ttree): Allocate it.
18898 (insert_decl_to_uid_decl_map): New helper function.
18899 (make_node_stat): Insert new decls into the map.
18900 (copy_node_stat): Likewise.
18901 (lookup_decl_from_uid): New function.
18902 (remove_decl_from_map): Likewise.
18903 (print_decl_for_uid_map_statistics): New helper.
18904 (dump_tree_statistics): Call it.
18906 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18907 (referenced_var_iterator): Adjust.
18908 (FOR_EACH_REFERENCED_VAR): Adjust.
18909 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18910 (num_referenced_vars): Adjust.
18911 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18912 (first_referenced_var): Remove.
18913 (end_referenced_vars_p): Likewise.
18914 (next_referenced_var): Likewise.
18915 (referenced_var_iterator_set): New helper function.
18916 * tree-dfa.c (referenced_var_lookup): Adjust.
18917 (referenced_var_check_and_insert): Likewise.
18918 (remove_referenced_var): Likewise.
18919 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18920 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18921 (verify_call_clobbering): Likewise.
18922 (verify_memory_partitions): Likewise.
18923 (init_tree_ssa): Allocate bitmap instead of hashtable for
18925 (delete_tree_ssa): Adjust.
18926 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18927 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18928 (compute_tag_properties): Likewise.
18929 (set_initial_properties): Likewise.
18930 (find_partition_for): Likewise.
18931 (update_reference_counts): Likewise.
18932 (dump_may_aliases_for): Likewise.
18933 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18934 (add_call_clobber_ops): Likewise.
18935 (add_call_read_ops): Likewise.
18936 (get_asm_expr_operands): Likewise.
18937 * tree-into-ssa.c (dump_decl_set): Likewise.
18938 (update_ssa): Likewise.
18939 * tree-sra.c (scan_function): Likewise.
18940 (decide_instantiations): Likewise.
18941 (scalarize_parms): Likewise.
18942 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18943 (dsa_named_for): Likewise.
18944 * tree-ssa-structalias.c (update_alias_info): Likewise.
18945 (merge_smts_into): Likewise.
18947 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18950 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
18951 * c-opts.c (c_common_handle_option): Wall enables
18952 Wvolatile-register-var.
18953 * common.opt: Move Wvolatile-register-var to...
18956 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18958 * common.opt (Wlarger-than=): New.
18959 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
18961 * opts.c (common_handle_option): Handle -Wlarger-than=.
18962 * optc-gen.awk: Likewise.
18963 * opth-gen.awk: Likewise.
18964 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
18965 * tree-optimize.c (tree_rest_of_compilation): Likewise.
18967 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18969 * c-common.c (match_case_to_enum_1): Add appropriate
18970 OPT_W* parameter to warning.
18971 (c_do_switch_warnings): Likewise.
18972 * c-typeck.c (warning_init): Add one more parameter following
18973 'warning' function.
18974 (push_init_level): Update call to warning_init.
18975 (pop_init_level): Likewise.
18976 (add_pending_init): Likewise.
18977 (output_init_element: Likewise.
18979 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18982 * toplev.c (toplev_main): If there are warnings or error, print
18983 errors for ignored options.
18984 * opts.c (ignored_options): New static variable.
18985 (postpone_unknown_option_error): New.
18986 (print_ignored_options): New.
18987 (handle_option): Postpone errors for unknown -Wno-* options.
18988 * opts.h (print_ignored_options): Declare.
18990 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
18992 * config/mips/mips.md (loadgp_blockage, blockage): Change type
18995 2008-02-25 Richard Guenther <rguenther@suse.de>
18998 2008-02-25 Richard Guenther <rguenther@suse.de>
19000 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19001 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19002 (lookup_decl_from_uid): Declare.
19003 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19004 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19005 (decl_for_uid_map): New global hashtable mapping DECL_UID
19007 (init_ttree): Allocate it.
19008 (insert_decl_to_uid_decl_map): New helper function.
19009 (make_node_stat): Insert new decls into the map.
19010 (copy_node_stat): Likewise.
19011 (lookup_decl_from_uid): New function.
19012 (print_decl_for_uid_map_statistics): New helper.
19013 (dump_tree_statistics): Call it.
19015 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19016 (referenced_var_iterator): Adjust.
19017 (FOR_EACH_REFERENCED_VAR): Adjust.
19018 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19019 (num_referenced_vars): Adjust.
19020 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19021 (first_referenced_var): Remove.
19022 (end_referenced_vars_p): Likewise.
19023 (next_referenced_var): Likewise.
19024 (referenced_var_iterator_set): New helper function.
19025 * tree-dfa.c (referenced_var_lookup): Adjust.
19026 (referenced_var_check_and_insert): Likewise.
19027 (remove_referenced_var): Likewise.
19028 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19029 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19030 (verify_call_clobbering): Likewise.
19031 (verify_memory_partitions): Likewise.
19032 (init_tree_ssa): Allocate bitmap instead of hashtable for
19034 (delete_tree_ssa): Adjust.
19035 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19036 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19037 (compute_tag_properties): Likewise.
19038 (set_initial_properties): Likewise.
19039 (find_partition_for): Likewise.
19040 (update_reference_counts): Likewise.
19041 (dump_may_aliases_for): Likewise.
19042 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19043 (add_call_clobber_ops): Likewise.
19044 (add_call_read_ops): Likewise.
19045 (get_asm_expr_operands): Likewise.
19046 * tree-into-ssa.c (dump_decl_set): Likewise.
19047 (update_ssa): Likewise.
19048 * tree-sra.c (scan_function): Likewise.
19049 (decide_instantiations): Likewise.
19050 (scalarize_parms): Likewise.
19051 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19052 (dsa_named_for): Likewise.
19053 * tree-ssa-structalias.c (update_alias_info): Likewise.
19054 (merge_smts_into): Likewise.
19056 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19059 * doc/invoke.texi (-fcx-limited-range): Document new option.
19060 * toplev.c (process_options): Handle -fcx-fortran-rules.
19061 * common.opt: Add documentation for -fcx-fortran-rules.
19063 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19066 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
19067 actual behaviour and C99.
19069 2008-02-26 Ben Elliston <bje@au.ibm.com>
19071 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
19072 (ASM_CPU_POWER6_SPEC): Likewise.
19073 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
19074 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
19075 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
19077 2008-02-25 Richard Guenther <rguenther@suse.de>
19079 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19080 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19081 (lookup_decl_from_uid): Declare.
19082 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19083 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19084 (decl_for_uid_map): New global hashtable mapping DECL_UID
19086 (init_ttree): Allocate it.
19087 (insert_decl_to_uid_decl_map): New helper function.
19088 (make_node_stat): Insert new decls into the map.
19089 (copy_node_stat): Likewise.
19090 (lookup_decl_from_uid): New function.
19091 (print_decl_for_uid_map_statistics): New helper.
19092 (dump_tree_statistics): Call it.
19094 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19095 (referenced_var_iterator): Adjust.
19096 (FOR_EACH_REFERENCED_VAR): Adjust.
19097 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19098 (num_referenced_vars): Adjust.
19099 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19100 (first_referenced_var): Remove.
19101 (end_referenced_vars_p): Likewise.
19102 (next_referenced_var): Likewise.
19103 (referenced_var_iterator_set): New helper function.
19104 * tree-dfa.c (referenced_var_lookup): Adjust.
19105 (referenced_var_check_and_insert): Likewise.
19106 (remove_referenced_var): Likewise.
19107 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19108 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19109 (verify_call_clobbering): Likewise.
19110 (verify_memory_partitions): Likewise.
19111 (init_tree_ssa): Allocate bitmap instead of hashtable for
19113 (delete_tree_ssa): Adjust.
19114 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19115 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19116 (compute_tag_properties): Likewise.
19117 (set_initial_properties): Likewise.
19118 (find_partition_for): Likewise.
19119 (update_reference_counts): Likewise.
19120 (dump_may_aliases_for): Likewise.
19121 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19122 (add_call_clobber_ops): Likewise.
19123 (add_call_read_ops): Likewise.
19124 (get_asm_expr_operands): Likewise.
19125 * tree-into-ssa.c (dump_decl_set): Likewise.
19126 (update_ssa): Likewise.
19127 * tree-sra.c (scan_function): Likewise.
19128 (decide_instantiations): Likewise.
19129 (scalarize_parms): Likewise.
19130 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19131 (dsa_named_for): Likewise.
19132 * tree-ssa-structalias.c (update_alias_info): Likewise.
19133 (merge_smts_into): Likewise.
19135 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
19138 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
19139 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
19140 * alias.h (nonoverlapping_memrefs_p): Likewise.
19142 2008-02-25 Jan Beulich <jbeulich@novell.com>
19144 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
19145 * config/i386/netware-libgcc.exp: Add __bswap?i2,
19146 __emultls_get_address, __emultls_register_common,
19147 __floatundi?f, and _Unwind_GetIPInfo.
19148 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
19149 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
19150 (gen_regparm_prefix): Likewise.
19151 (i386_nlm_encode_section_info): Sync with
19152 config/i386/winnt.c:i386_pe_encode_section_info().
19153 (i386_nlm_maybe_mangle_decl_assembler_name): New.
19154 i386_nlm_mangle_decl_assembler_name): New.
19155 (netware_override_options): New.
19156 * config/i386/netware.h (netware_override_options): Declare.
19157 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
19158 (i386_nlm_mangle_decl_assembler_name): Declare.
19159 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
19161 2008-02-25 Ben Elliston <bje@au.ibm.com>
19164 * c-decl.c (grokdeclarator): Remove unused local variables
19165 `typedef_type' and `type_as_written'.
19167 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
19168 unused local variable `has_hot_blocks'.
19169 (fix_crossing_conditional_branches): Remove unused local variable
19172 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
19174 PR middle-end/19984
19175 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
19176 using DEF_C99_BUILTIN.
19177 (BUILT_IN_NANF): Ditto.
19178 (BUILT_IN_NANL): Ditto.
19180 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
19181 Revital Eres <eres@il.ibm.com>
19183 * modulo-sched.c (calculate_must_precede_follow): Address TODO
19184 regarding the order of two dependent insns in the same row.
19186 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
19188 * stor-layout.c (layout_decl): Do not bump the alignment of a
19189 bit-field to more than byte alignment if it is packed.
19191 2008-02-24 David Edelsohn <edelsohn@gnu.org>
19193 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
19196 2008-02-24 Diego Novillo <dnovillo@google.com>
19198 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
19201 * tree-vrp.c (vrp_evaluate_conditional): With
19202 -Wtype-limits, emit a warning when comparing against a
19203 constant outside the natural range of OP0's type.
19204 * c.opt (Wtype-limits): Move ...
19205 * common.opt (Wtype-limits): ... here.
19207 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
19209 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
19210 * config/rs6000/e300c2c3.md: New file.
19211 * config/rs6000/rs6000.c (processor_costs): Add new costs for
19213 (rs6000_override_options): Add e300c2 and e300c3 cases to
19214 processor_target_table. Do not allow usage of Altivec or Spe
19215 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
19216 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
19217 * config/rs6000/rs6000.h (processor_type): Add
19218 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
19219 (ASM_CPU_SPEC): Add e300c2 and e300c3.
19220 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
19221 and ppce300c3. Include e300c2c3.md.
19223 2008-02-23 David Edelsohn <edelsohn@gnu.org>
19225 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
19226 instead of TARGET_STRICT_ALIGN.
19228 2008-02-23 Joseph Myers <joseph@codesourcery.com>
19230 * explow.c (memory_address): Assert that the generated address is
19233 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19236 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
19237 * config/darwin-ppc-ldouble-patch.def: New file.
19238 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
19239 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
19240 SUBTARGET_INIT_BUILTINS if defined.
19241 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
19244 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19247 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
19248 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
19250 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19253 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
19254 file" warning condtional on -Winvalid-PCH.
19256 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
19258 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
19260 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
19264 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
19265 prevent reload from using MMX registers.
19266 (*mov<mode>_internal): Ditto.
19267 (*movv2sf_internal_rex64): Ditto.
19268 (*movv2sf_internal): Ditto.
19270 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19272 PR documentation/31569
19273 * doc/install.texi2html: Use makeinfo --no-number-sections.
19275 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19277 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
19278 ensure that we can address an entire entity > 8 bytes. Don't
19279 generate reg+reg addressing for such data.
19281 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19283 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
19284 strings when optimizing for size, unless the target cares about
19287 2008-02-22 Tom Tromey <tromey@redhat.com>
19289 * regclass.c (current_pass): Remove declaration.
19291 2008-02-22 Anatoly Sokolov <aesok@post.ru>
19293 * config/avr/libgcc.S (__RAMPZ__): Define.
19294 (__do_copy_data): Add for devices with 128KB code memory.
19296 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19298 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
19300 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
19302 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
19304 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
19307 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19310 * c-typeck.c (build_binary_op): Warn about floating point
19311 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
19313 2008-02-21 Janis Johnson <janis187@us.ibm.com>
19316 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
19317 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
19319 (rs6000_override_options): Set altivec_abi as default, not override,
19320 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
19321 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
19322 is used; use new member spe_abi.
19323 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
19324 spe_abi and altivec_abi.
19326 2008-02-22 Tomas Bily <tbily@suse.cz>
19328 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
19330 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19333 * config.build (build_file_translate): Set to `CMD //c' only if
19335 * Makefile.in (build_file_translate): Improve comment.
19337 2008-02-21 Jan Hubicka <jh@suse.cz>
19339 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
19340 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
19341 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
19343 2008-02-21 Michael Matz <matz@suse.de>
19346 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
19348 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
19350 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
19351 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
19352 as insn constraint.
19353 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
19354 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
19355 SSE_VEC_FLOAT_MODE_P as insn constraint.
19356 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
19357 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
19358 sse4a_movntdf using MODEF mode iterator.
19359 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
19360 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
19361 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
19362 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
19363 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
19364 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
19365 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
19367 2008-02-21 Richard Guenther <rguenther@suse.de>
19369 * tree.def (PAREN_EXPR): New tree code.
19370 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
19372 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
19373 * expr.c (expand_expr_real_1): Likewise.
19374 * tree-inline.c (estimate_num_insns_1): Likewise.
19375 * tree-complex.c (expand_complex_move): Likewise.
19376 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
19379 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19382 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
19384 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19387 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
19389 * config/sh/sh.c (find_barrier): Don't go past
19390 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
19392 2008-02-20 DJ Delorie <dj@redhat.com>
19394 * config/h8300/h8300.md (insv): Force source operand to be a register.
19396 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
19397 as a jump, not as a plain insn.
19399 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
19401 * doc/invoke.texi (Warning Options): Add new option
19402 -Wframe-larger-than=.
19403 (-Wframe-larger-than): Document.
19405 * flags.h (warn_frame_larger_than, frame_larger_than_size):
19406 Add declarations for new option variables.
19408 * final.c (final_start_function): Check the frame size
19409 before emission and issue a Wframe-larger-than warning.
19411 * opts.c (warn_frame_larger_than, frame_larger_than_size):
19412 Add definitions for new option variables.
19413 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
19415 * common.opt (Wframe-larger-than=): New option.
19417 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19419 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
19420 (<sse>_div<mode>3): Ditto.
19421 (<sse>_vmdiv<mode>3): Ditto.
19422 (<sse>_vmsqrt<mode>2): Ditto.
19423 (*smax<mode>3): Ditto.
19424 (sse5_frcz<mode>2): Ditto.
19425 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
19426 as insn constraint.
19428 2008-02-20 Richard Guenther <rguenther@suse.de>
19430 PR middle-end/35265
19431 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
19432 be happy with INTEGRAL_TYPE_P.
19434 2008-02-20 Richard Guenther <rguenther@suse.de>
19436 * fold-const.c (split_tree): Associate floatig-point expressions
19437 if flag_associative_math is set.
19439 2008-02-20 Richard Guenther <rguenther@suse.de>
19441 * tree.h (fold_real_zero_addition_p): Declare.
19442 * fold-const.c (fold_real_zero_addition_p): Export.
19443 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
19444 floating-point operations with zero and one.
19446 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
19448 * doc/install.texi: Correct references to CFLAGS, replacing them
19449 with BOOT_CFLAGS. Document flags used during bootstrap for
19452 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19454 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
19455 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
19456 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
19458 (smin<mode>3): Ditto from similar patterns.
19459 (smax<mode>3): Ditto.
19460 (*ieee_smin<mode>3): Ditto.
19461 (*ieee_smax<mode>3): Ditto.
19462 * config/i386/sse.md (sse): New mode attribute.
19463 (mov<mode>): Macroize expander from movv4sf and movv2df using
19464 SSEMODEF2P mode iterator.
19465 (<sse>_movnt<mode>): Ditto from similar patterns. Use
19466 SSE_VEC_FLOAT_MODE_P as insn constraint.
19467 (storent<mode>): Ditto.
19468 (storent<mode>): Macroize expander from storentsf and storentdf using
19469 MODEF mode iterator.
19470 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
19471 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
19472 (abs<mode>2): Ditto from similar patterns.
19473 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
19474 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
19475 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
19476 (<sse>_vmsqrt<mode>2): Ditto.
19477 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
19478 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
19479 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
19480 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
19481 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
19482 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
19483 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
19485 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
19486 iterator and SSE_FLOAT_MODE_P as insn constraint.
19487 (<sse>_ucomi): Ditto from similar patterns.
19488 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
19489 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
19490 SSE_VEC_FLOAT_MODE_P as insn constraint.
19491 (vcond<mode>): Ditto from similar patterns.
19492 (and<mode>3, *and<mode>3): Ditto.
19493 (<sse>_nand<mode>3): Ditto.
19494 (ior<mode>3, *ior<mode>3): Ditto.
19495 (xor<mode>3, *xor<mode>3): Ditto.
19496 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
19497 iterator and SSE_FLOAT_MODE_P as insn constraint.
19498 (*nand<mode>3): Ditto from similar patterns.
19499 (*ior<mode>3): Ditto.
19500 (*xor<mode>3): Ditto.
19502 2008-02-20 Ira Rosen <irar@il.ibm.com>
19504 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
19505 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
19506 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
19508 2008-02-19 Jan Hubicka <jh@suse.cz>
19510 * predict.c (tree_bb_level_predictions): Remove variable next
19511 mistakely introduced by previous commit.
19513 2008-02-19 Jan Hubicka <jh@suse.cz>
19515 * predict.c (predict_paths_leading_to): Rewrite.
19516 (predict_paths_for_bb): New.
19517 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
19519 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19522 * Makefile.in (build_file_translate): New.
19523 (gcc-vers.texi): Use it for translating $(abs_srcdir).
19524 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
19525 * configure.ac (build_file_translate): Substitute it.
19526 * configure: Regenerate.
19528 2008-02-19 Jan Hubicka <jh@suse.cz>
19530 PR rtl-optimization/34408
19531 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
19534 2008-02-19 Jan Hubicka <jh@suse.cz>
19536 PR middle-end/28779
19537 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
19540 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
19543 * config/i386/i386-modes.def: Revert the last DI alignment
19544 change until Ada people can look into it.
19546 2008-02-19 Nick Clifton <nickc@redhat.com>
19548 * opts.c (print_specific_help): Fix typo in --help text.
19550 2008-02-19 Jakub Jelinek <jakub@redhat.com>
19553 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
19554 32-bit inline asm without asm alternatives for host GCC < 3.0.
19556 2008-02-19 Richard Guenther <rguenther@suse.de>
19558 PR tree-optimization/34989
19559 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
19560 Allow propagation to INDIRECT_REF if we can simplify only.
19562 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19564 * c-common.c (warn_for_collisions_1): Use appropriate option when
19567 2008-02-19 Nick Clifton <nickc@redhat.com>
19570 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
19571 (handle_options): Fix indentation.
19572 (print_filtered_help): If no language-specific options were
19573 displayed tell the user how to list all the options supported by
19574 the language's front-end.
19575 (print_specific_help): Fix indentation and remove duplicate line.
19576 (common_handle_option): Handle the -v option.
19577 For --help enable the display of undocumented options if the -v
19578 switch has been included on the command line.
19579 For --help= check for overlaps in the arguments between the option
19580 classes and the language names and issue a warning when they
19581 cannot be disambiguated.
19582 * c.opt (v): Pass on to the common option handler.
19584 2008-02-19 Revital Eres <eres@il.ibm.com>
19586 * modulo-sched.c (sms_schedule): Change dump message when
19587 create_ddg function fails.
19588 (try_scheduling_node_in_cycle): Rename row to cycle.
19589 (print_partial_schedule): Rename CYCLE to ROW.
19591 2008-02-19 Christian Bruel <christian.bruel@st.com>
19592 Zdenek Dvorak <ook@ucw.cz>
19594 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
19596 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
19599 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
19600 (*x86_movdicc_0_m1_se): Ditto.
19602 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
19604 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
19605 (CMPtype): Define as __gcc_CMPtype.
19606 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
19607 (CMPtype): Define as __gcc_CMPtype.
19609 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
19611 Support valgrind 3.3 for --enable-checking=valgrind.
19612 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
19614 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
19615 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
19616 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
19617 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
19618 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
19619 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
19620 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
19622 * ggc-zone.c: Similar.
19623 * ggc-page.c: Similar.
19625 2008-02-19 Paul Brook <paul@codesourcery.com>
19628 * config/arm/ieee754-df.S: Fix do_it typo.
19629 * config/arm/ieee754-sf.S: Fix do_it typo.
19631 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
19634 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
19635 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
19636 (OPTION_MASK_ISA_SSE_SET): Likewise.
19637 (OPTION_MASK_ISA_SSE2_SET): Likewise.
19638 (OPTION_MASK_ISA_SSE3_SET): Likewise.
19639 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
19640 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
19641 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
19642 (OPTION_MASK_ISA_SSE4_SET): Likewise.
19643 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
19644 (OPTION_MASK_ISA_SSE5_SET): Likewise.
19645 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
19646 (OPTION_MASK_ISA_MMX_UNSET): Updated.
19647 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
19648 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
19649 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
19650 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
19651 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
19652 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
19653 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
19654 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
19655 (OPTION_MASK_ISA_SSE4): Removed.
19656 (ix86_handle_option): Turn on bits in ix86_isa_flags and
19657 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
19658 (override_options): Don't turn on implied SSE/MMX bits in
19661 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
19663 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19666 2008-02-18 Joey Ye <joey.ye@intel.com>
19668 PR middle-end/34921
19669 * tree-nested.c (insert_field_into_struct): Set type alignment
19670 to field alignment if the former is less than the latter.
19672 2008-02-18 Jakub Jelinek <jakub@redhat.com>
19674 * BASE-VER: Set to 4.4.0.
19676 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19678 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
19679 * doc/cfg.texi: Likewise.
19680 * doc/extend.texi: Likewise.
19681 * doc/gty.texi: Likewise.
19682 * doc/invoke.texi: Likewise.
19683 * doc/loop.texi: Likewise.
19684 * doc/md.texi: Likewise.
19685 * doc/passes.texi: Likewise.
19686 * doc/rtl.texi: Likewise.
19687 * doc/sourcebuild.texi: Likewise.
19688 * doc/tm.texi: Likewise.
19689 * doc/tree-ssa.texi: Likewise.
19691 2008-02-17 Richard Guenther <rguenther@suse.de>
19693 PR middle-end/35227
19694 * tree-complex.c (init_parameter_lattice_values): Handle parameters
19695 without default definition.
19697 2008-02-17 Richard Guenther <rguenther@suse.de>
19699 PR tree-optimization/35231
19700 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
19703 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
19706 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19707 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
19708 libgcc_cmp_return mode.
19710 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19713 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
19715 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
19717 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
19720 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19722 * doc/c-tree.texi: Use `@.' where appropriate.
19723 * doc/extend.texi: Likewise.
19724 * doc/install.texi: Likewise.
19725 * doc/invoke.texi: Likewise.
19726 * doc/loop.texi: Likewise.
19727 * doc/makefile.texi: Likewise.
19728 * doc/md.texi: Likewise.
19729 * doc/passes.texi: Likewise.
19730 * doc/standards.texi: Likewise.
19731 * doc/tm.texi: Likewise.
19733 2008-02-15 Jakub Jelinek <jakub@redhat.com>
19735 PR middle-end/35196
19736 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
19738 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
19739 rather than in entry_bb.
19741 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19743 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
19744 libgcc_cmp_return mode.
19746 2008-02-15 Jakub Jelinek <jakub@redhat.com>
19748 PR middle-end/35130
19749 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
19750 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
19752 2008-02-15 Richard Guenther <rguenther@suse.de>
19753 Zdenek Dvorak <ook@ucw.cz>
19755 PR tree-optimization/35164
19756 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
19757 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
19758 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
19759 Only propagate addresses which do not have abnormal SSA_NAMEs
19762 2008-02-15 Joseph Myers <joseph@codesourcery.com>
19765 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
19767 2008-02-15 Jan Hubicka <jh@suse.cz>
19769 PR middle-end/35149
19770 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
19772 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19774 PR middle-end/34621
19775 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
19776 when calculating alignment_pad.
19778 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19780 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
19781 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
19782 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
19783 and STACK_BOUNDARY define.
19785 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
19787 PR preprocessor/35061
19788 * c-pragma.c (handle_pragma_pop_macro): Check that
19789 pushed_macro_table has been allocated.
19791 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
19793 PR middle-end/35136
19794 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
19795 (force_gimple_operand): Likewise.
19796 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
19797 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
19798 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
19799 (find_interesting_uses_address): Check addressability and alignment
19800 of the base expression only after substituting bases of IVs into it.
19802 2008-02-14 Michael Matz <matz@suse.de>
19805 * function.c (instantiate_virtual_regs_in_insn): Reload address
19806 before falling back to reloading the whole operand.
19808 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
19810 * config/s390/s390.c (s390_mainpool_start): Emit the pool
19811 before the first section switch note.
19813 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19815 * doc/bugreport.texi: Update copyright years.
19816 * doc/c-tree.texi: Likewise.
19817 * doc/cfg.texi: Likewise.
19818 * doc/cpp.texi: Likewise.
19819 * doc/cppinternals.texi: Likewise.
19820 * doc/fragments.texi: Likewise.
19821 * doc/frontends.texi: Likewise.
19822 * doc/gcc.texi: Likewise.
19823 * doc/gty.texi: Likewise.
19824 * doc/hostconfig.texi: Likewise.
19825 * doc/implement-c.texi: Likewise.
19826 * doc/libgcc.texi: Likewise.
19827 * doc/loop.texi: Likewise.
19828 * doc/makefile.texi: Likewise.
19829 * doc/options.texi: Likewise.
19830 * doc/passes.texi: Likewise.
19831 * doc/rtl.texi: Likewise.
19832 * doc/sourcebuild.texi: Likewise.
19833 * doc/standards.texi: Likewise.
19834 * doc/tree-ssa.texi: Likewise.
19835 * doc/trouble.texi: Likewise.
19837 * doc/extend.texi: Use @: or add comma where appropriate.
19838 * doc/invoke.texi: Likewise.
19839 * doc/tm.texi: Likewise.
19841 2008-02-14 Alan Modra <amodra@bigpond.net.au>
19844 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
19847 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
19849 * doc/md.texi (clz, ctz): Add reference.
19850 * doc/rtl.texi (clz, ctz): Likewise.
19852 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19855 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
19858 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
19860 * config/s390/s390.c (struct constant_pool): New field
19861 emit_pool_after added.
19862 (s390_mainpool_start): Set the emit_pool_after flag according
19863 to the section switch notes.
19864 (s390_mainpool_finish): Consider emit_pool_after when emitting
19865 the literal pool at the end of the function.
19866 (s390_chunkify_start): Force literal pool splits at section
19869 2008-02-13 Michael Matz <matz@suse.de>
19872 * var-tracking.c (clobber_variable_part): Correctly traverse the
19875 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19878 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
19879 Add -fdump-ipa-inline.
19880 * tree-dump.c (dump_files): Remove tree-inlined dump.
19881 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
19883 2008-02-12 Richard Guenther <rguenther@suse.de>
19885 PR tree-optimization/35171
19886 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
19889 2008-02-12 Richard Guenther <rguenther@suse.de>
19891 PR middle-end/35163
19892 * fold-const.c (fold_widened_comparison): Use get_unwidened in
19893 value-preserving mode. Disallow final truncation.
19895 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
19897 PR middle-end/35136
19898 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
19899 code from here to...
19900 (force_gimple_operand): ...here.
19902 2008-02-12 Jakub Jelinek <jakub@redhat.com>
19905 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
19906 non-compatible pointers.
19907 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
19908 different FIELD_DECLs, try harder by comparing field offsets, sizes
19911 PR inline-asm/35160
19912 * function.c (match_asm_constraints_1): Don't replace the same input
19915 2008-02-12 Anatoly Sokolov <aesok@post.ru>
19917 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
19918 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
19919 (expand_epilogue): Restore RAMPZ register.
19920 * config/avr/avr.md (RAMPZ_ADDR): New constant.
19922 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
19924 * config/i386/cygwin.asm: (__alloca): Correct calling
19925 convention and alignment.
19926 (__chkstk): Force 8 byte stack alignment.
19928 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
19929 Richard Guenther <rguenther@suse.de>
19931 PR tree-optimization/33992
19932 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
19933 the zero we compare against.
19935 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
19937 PR libfortran/35063
19938 * gthr-win32.h (__gthread_mutex_destroy_function): New function
19939 to CloseHandle after unlocking to prevent accumulation of handle
19942 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19944 PR middle_end/34150
19945 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
19946 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
19947 and update LABEL_NUSES during and after reload.
19949 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
19951 PR middle-end/34627
19952 * combine.c (simplify_if_then_else): Make sure the comparison is
19953 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
19955 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
19958 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
19959 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
19960 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
19961 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
19962 * tree.h (get_type_static_bounds): Likewise.
19964 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19966 * doc/invoke.texi (Option Summary, C++ Dialect Options)
19967 (Objective-C and Objective-C++ Dialect Options, Warning Options):
19968 Make -Wfoo language annotations match what the compiler outputs.
19970 2008-02-08 Sa Liu <saliu@de.ibm.com>
19972 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
19973 intrinsics spu_convts, spu_convtu, spu_convtf.
19975 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
19977 * doc/extend.texi (Function Attributes) <noinline>: Mention
19978 asm ("") as method to keep calls.
19980 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19983 * doc/options.texi (Options): Replace references to opts.sh with
19985 * opts-common.c: Likewise.
19986 * optc-gen.awk: Likewise.
19988 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
19990 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
19992 2008-02-07 Richard Henderson <rth@redhat.com>
19995 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
19996 EXPR_LIST for the REG_EQUAL instead of a comparison with a
19999 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
20001 PR tree-optimization/35085
20002 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
20003 for operand entry oe2 in addition to operand entry oe3 in order to
20004 expose more opportunities for vectorizer sum reduction.
20006 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20009 * Makefile.in (LIBS): Remove $(GMPLIBS).
20010 (cc1-dummy, cc1): Add $(GMPLIBS).
20012 2008-02-06 Jan Hubicka <jh@suse.cz>
20015 * i386.md (moddf_integer): Do not produce partial memory stalls for
20016 targets where it hurts.
20018 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
20021 * optabs.c (expand_float): Do not check for decimal modes when
20022 expanding unsigned integer through signed conversion.
20024 2008-02-06 Nick Clifton <nickc@redhat.com>
20026 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
20027 inside the clobber with a match_operand and duplicated operand
20028 number in the constraint.
20029 (ineqbranchsi): Delete redundant comment.
20031 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
20033 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
20034 builtin_define ("__USE_INIT_FINI__").
20035 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
20037 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
20039 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20041 PR documentation/30330
20042 * doc/invoke.texi (C++ Dialect Options)
20043 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20044 For each warning option -Wfoo that allows -Wno-foo, ensure both
20045 -Wfoo and -Wno-foo are listed in the option index. Fix index
20046 entry of -Wswitch-default, index -Wnormalized= including the
20047 `=', and -Wlarger-than-@var{len} including @var{len}.
20049 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20051 * config/i386/i386.md (floatunssisf2): Use
20052 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
20053 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
20054 Macroize expander using MODEF mode iterator.
20056 2008-02-05 Diego Novillo <dnovillo@google.com>
20058 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
20061 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
20063 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20066 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
20068 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
20071 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
20072 to indicate if a message should be generated.
20073 (init_cumulative_args): Updated.
20074 (function_value_32): Likewise.
20076 2008-02-05 Joseph Myers <joseph@codesourcery.com>
20078 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
20080 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20083 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
20084 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
20086 2008-02-04 Diego Novillo <dnovillo@google.com>
20088 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
20091 * tree-vrp.c (vrp_evaluate_conditional): With
20092 -Wtype-limits, emit a warning when comparing against a
20093 constant outside the natural range of OP0's type.
20095 2008-02-04 Richard Guenther <rguenther@suse.de>
20097 PR middle-end/33631
20098 * expr.c (count_type_elements): Give for unions instead of
20101 2008-02-04 Richard Guenther <rguenther@suse.de>
20103 PR middle-end/35043
20104 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
20105 to TYPE_DOMAINs base type instead of using bitsizetype here.
20107 2008-02-03 Jason Merrill <jason@redhat.com>
20109 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
20111 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20114 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
20115 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
20116 (RS/6000 and PowerPC Options): Fix typos and markup.
20117 * doc/passes.texi (Tree-SSA passes): Likewise.
20119 2008-02-02 Michael Matz <matz@suse.de>
20122 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
20123 from record_last_reg_set_info.
20124 (record_last_reg_set_info): Take an RTX argument, iterate over all
20125 constituent hardregs.
20126 (record_last_set_info, record_opr_changes): Change calls to
20127 new signature or to record_last_reg_set_info_regno.
20129 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
20131 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
20133 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
20135 PR rtl-optimization/34773
20136 * reg-notes.def (EQUAL): Mention significance of combination of
20137 REG_EQUAL and REG_RETVAL.
20138 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
20139 insn that has a REG_RETVAL.
20141 2008-02-01 Roger Sayle <roger@eyesopen.com>
20144 * configure.ac (--enable-fixed-point): Disable unless explicitly
20146 * configure: Regenerate.
20148 2008-02-01 Richard Guenther <rguenther@suse.de>
20151 * invoke.texi (-finline-limit): Remove no longer true parts
20152 of the documentation. Note that there is no default value.
20154 2008-02-01 Andrew Pinski <pinskia@gmail.com>
20155 Mark Mitchell <mark@codesourcery.com>
20156 Ben Elliston <bje@au.ibm.com>
20159 * doc/extend.texi (Other Builtins): Document.
20161 2008-01-31 Tom Browder <tom.browder@gmail.com>
20163 * doc/c-tree.texi (Types): Fix grammar.
20164 (Expression trees): Ditto.
20165 * doc/passes.texi (Tree-SSA passes): Ditto.
20167 * doc/configterms.texi (Configure Terms): Fix typo.
20168 * doc/cpp.texi (Common Predefined Macros): Ditto.
20169 * doc/md.texi (Machine Constraints): Ditto.
20171 * doc/makefile.texi (Makefile): Add comma.
20173 2008-01-31 Tom Browder <tom.browder@gmail.com>
20174 Gerald Pfeifer <gerald@pfeifer.com>
20176 * doc/sourcebuild.texi (Front End): Remove references to CVS
20177 and CVSROOT/modules.
20178 (Texinfo Manuals): Replace reference to CVS by one to SVN.
20179 (Back End): Remove reference to CVS.
20181 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20184 * config/mips/mips.c (gen_load_const_gp): New function, taking a
20186 (mips16_gp_pseudo_reg): ...here.
20187 * config/mips/mips.md (load_const_gp): Replace with...
20188 (load_const_gp_<mode>): ...this :P-based insn.
20190 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20192 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
20193 options. Minor fixes.
20194 (-std): Move reference to standards closer to where language
20195 standards are first mentioned.
20197 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20199 PR rtl-optimization/34995
20200 * reload.c (alternative_allows_const_pool_ref): Take an rtx
20201 parameter and return a bool. If the rtx parameter is nonnull,
20202 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
20203 (find_reloads): Update call accordingly. Pass the new operand
20204 if it needed no address reloads, otherwise pass null.
20206 2008-01-30 Richard Henderson <rth@redhat.com>
20209 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
20210 for unbounded arrays.
20212 2008-01-30 Silvius Rus <rus@google.com>
20214 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
20216 2008-01-30 Jan Hubicka <jh@suse.cz>
20219 * i386.c (init_cumulative_args): Use real function declaration when
20222 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
20224 PR rtl-optimization/34998
20225 * global.c (build_insn_chain): Treat non-subreg_lowpart
20226 SUBREGs of pseudos as clobbering all the words covered by the
20227 SUBREG, not just all the bytes.
20228 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
20229 original df_ref rather than an extract parameter.
20230 (global_conflicts): Update call accordingly.
20232 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
20234 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
20235 the overflow check to make it easier to read.
20236 (__fixtfdi): Change the type of the ll member in union
20237 long_double to UDItype_x.
20239 2008-01-30 Jakub Jelinek <jakub@redhat.com>
20241 PR middle-end/34969
20242 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
20243 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
20244 * tree-inline.c (fold_marked_statements): Call
20245 cgraph_update_edges_for_call_stmt if folding a call statement.
20246 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
20247 debug_generic_stmt calls, reset it back afterwards.
20250 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
20252 * c-typeck.c (build_external_ref): Don't pedwarn about
20253 static vars in current function's scope.
20255 2008-01-29 Joseph Myers <joseph@codesourcery.com>
20257 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
20259 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
20262 * ipa-struct-reorg.c: Fix spelling.
20263 * params.def: Ditto.
20265 2008-01-29 Richard Guenther <rguenther@suse.de>
20267 PR middle-end/35006
20268 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
20270 * tree-inline.c (remap_type): Increment remapping_type_depth
20271 around remapping types.
20272 (copy_body_r): Only add referenced variables if they are referenced
20273 from code, not types.
20275 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
20286 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
20287 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
20289 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
20292 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
20293 pointer for tiny stack.
20295 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20297 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
20299 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20301 * config/vx-common.h: Fix typo in comment.
20303 2008-01-28 Ian Lance Taylor <iant@google.com>
20307 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
20308 coalesce pointers if they have different DECL_NO_TBAA_P values.
20309 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
20310 between variables with different DECL_NO_TBAA_P values.
20312 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
20315 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
20316 are not legitimate small data references on SPE targets.
20318 2008-01-28 David Daney <ddaney@avtrex.com>
20320 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
20322 2008-01-28 David Daney <ddaney@avtrex.com>
20324 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
20326 2008-01-27 Joseph Myers <joseph@codesourcery.com>
20328 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
20329 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
20330 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
20331 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
20332 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
20333 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
20334 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
20335 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
20337 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20339 * basic-block.h (condjump_equiv_p): Fix comment.
20341 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20343 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
20344 print_generic_stmt_indented): Fix comment.
20346 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20348 * configure.ac (__stack_chk_fail): Add detecion for availability
20349 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
20350 * configure: Regenerate.
20352 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
20354 PR middle-end/34688
20355 * final.c (output_addr_const): Handle TRUNCATE.
20357 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
20360 * tree-ssa-loop-ivopts.c (comp_cost): New type.
20361 (zero_cost, infinite_cost): New constants.
20362 (struct cost_pair): Change type of cost to comp_cost.
20363 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
20364 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
20366 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
20367 split_address_cost, ptr_difference_cost, difference_cost,
20368 get_computation_cost_at, get_computation_cost,
20369 determine_use_iv_cost_generic, determine_use_iv_cost_address,
20370 determine_use_iv_cost_condition, determine_use_iv_costs,
20371 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
20372 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
20373 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
20374 Change type of cost to comp_cost.
20375 (determine_iv_cost): Increase cost of non-original ivs, instead
20376 of decreasing the cost of original ones.
20377 (get_address_cost): Indicate the complexity of the addressing mode
20379 (try_add_cand_for): Prefer using ivs not specific to some object.
20380 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
20382 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
20383 Janis Johnson <janis187@us.ibm.com>
20386 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
20387 (TARGET_INSTANTIATE_DECLS): Likewise.
20388 * target.h (expand_to_rtl_hook): New target hook.
20389 (instantiate_decls): Likewise.
20390 * function.c (instantiate_decl): Make non-static. Rename to...
20391 (instantiate_decl_rtl): ... this.
20392 (instantiate_expr): Use instantiate_decl_rtl.
20393 (instantiate_decls_1): Likewise.
20394 (instantiate_decls): Likewise.
20395 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
20396 * function.h (instantiate_decl_rtl): Add prototype.
20397 * cfgexpand.c (target.h): New include.
20398 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
20399 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
20400 (TARGET_INSTANTIATE_DECLS): Likewise.
20401 (TARGET_INITIALIZER): New target hooks added.
20402 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
20404 * config/rs6000/rs6000.c (tree-flow.h): New include.
20405 (machine_function): Add sdmode_stack_slot field.
20406 (rs6000_alloc_sdmode_stack_slot): New function.
20407 (rs6000_instantiate_decls): Likewise.
20408 (rs6000_secondary_memory_needed_rtx): Likewise.
20409 (rs6000_check_sdmode): Likewise.
20410 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
20411 (TARGET_INSTANTIATE_DECLS): Likewise.
20412 (rs6000_hard_regno_mode_ok): Allow SDmode.
20413 (num_insns_constant): Likewise. Handle _Decimal32 constants.
20414 (rs6000_emit_move): Handle SDmode.
20415 (function_arg_advance): Likewise.
20416 (function_arg): Likewise.
20417 (rs6000_gimplify_va_arg): Likewise. Add special handling of
20418 SDmode var args for 32-bit compiles.
20419 (rs6000_secondary_reload_class): Handle SDmode.
20420 (rs6000_output_function_epilogue): Likewise.
20421 (rs6000_function_value): Simplify if statement.
20422 (rs6000_libcall_value): Likewise.
20423 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
20424 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
20425 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
20426 (movsd_hardfloat): New define_insn.
20427 (movsd_softfloat): Likewise.
20428 (movsd_store): Likewise.
20429 (movsd_load): Likewise.
20430 (extendsddd2): Likewise.
20431 (extendsdtd2): Likewise.
20432 (truncddsd2): Likewise.
20433 (movdd_hardfloat64): Fixup comment.
20434 (UNSPEC_MOVSD_LOAD): New constant.
20435 (UNSPEC_MOVSD_STORE): Likewise.
20437 2008-01-26 Jakub Jelinek <jakub@redhat.com>
20440 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
20442 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
20443 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
20444 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
20445 and TRUTH_XOR_EXPR.
20447 2008-01-26 David Edelsohn <edelsohn@gnu.org>
20450 * config.gcc: Separate AIX 5.3 from AIX 6.1.
20451 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20452 __LONGDOUBLE128 too.
20453 * config/rs6000/aix61.h: New file.
20455 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20457 PR rtl-optimization/34959
20458 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
20459 popcount and parity rtxes the same mode as their operand.
20460 Truncate or extend the result to the return value's mode
20463 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20466 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
20467 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
20468 to GOT_VERSION_REGNUM.
20469 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
20470 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
20471 * config/mips/mips.c (mips_emit_call_insn): New function.
20472 (mips_call_tls_get_addr): Call mips_expand_call directly.
20473 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
20475 (mips16_build_call_stub): Likewise. Return the call insn or null.
20476 (mips_expand_call): Update the call to mips16_build_call_stub
20477 accordingly and a remove redundant condition. Assert that MIPS16
20478 stubs do not use lazy binding. Use mips_emit_call_insn and return
20480 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
20482 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
20483 (mips_avoid_hazard): Remove hazard_set handling.
20484 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
20485 (UNSPEC_RESTORE_GP): ...this.
20486 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
20487 (FAKE_CALL_REGNO): Rename to...
20488 (GOT_VERSION_REGNUM): ...this.
20489 (type): Add "ghost" value. Add an associated insn reservation.
20490 (hazard_set): Remove.
20491 (exception_receiver): Rename to...
20492 (restore_gp): ...this and update the unspec identifier accordingly.
20493 (exception_receiver, nonlocal_got_receiver): New expanders.
20494 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
20495 FAKE_CALL_REGNO. Remove hazard_set attribute.
20496 (set_got_version, update_got_version): New patterns.
20498 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
20501 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
20503 2008-01-25 Joseph Myers <joseph@codesourcery.com>
20506 * doc/install.texi2html: Generate gcc-vers.texi.
20508 2008-01-25 DJ Delorie <dj@redhat.com>
20510 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
20512 2008-01-25 Joseph Myers <joseph@codesourcery.com>
20514 * config/c4x: Remove directory.
20515 * config.gcc (crx-*, mt-*): Mark obsolete.
20516 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
20517 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
20518 sh-*-rtemscoff*): Remove cases.
20519 * defaults.h (C4X_FLOAT_FORMAT): Remove.
20520 * real.c (encode_c4x_single, decode_c4x_single,
20521 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
20522 c4x_extended_format): Remove.
20523 * real.h (c4x_single_format, c4x_extended_format): Remove.
20524 * doc/extend.texi (interrupt, naked): Remove mention of attributes
20526 (Pragmas): Remove comment about c4x pragmas.
20527 * doc/install.texi (c4x): Remove target-specific instructions.
20528 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
20529 * doc/md.texi (Machine Constraints): Remove C4x documentation.
20530 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
20531 refer to C4x source files as examples.
20532 (C4X_FLOAT_FORMAT): Remove documentation.
20534 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
20536 * config/bfin/bfin.c (override_options): Reorder tests so that
20537 flag_pic gets enabled for -msep-data.
20539 2008-01-25 Richard Guenther <rguenther@suse.de>
20541 PR middle-end/32244
20542 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
20543 to its bitfield precision if required.
20545 2008-01-25 Jakub Jelinek <jakub@redhat.com>
20547 PR middle-end/33880
20548 * tree-nested.c (walk_omp_for): New function.
20549 (convert_nonlocal_reference, convert_local_reference): Call
20550 walk_omp_for on OMP_FOR.
20551 (convert_call_expr): Call walk_body on OMP_FOR's
20552 OMP_FOR_PRE_INIT_BODY.
20554 2008-01-25 Richard Guenther <rguenther@suse.de>
20556 PR tree-optimization/34966
20557 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
20558 default defs and PHI_NODEs we have to insert after the
20559 defining statement.
20561 2008-01-24 Nick Clifton <nickc@redhat.com>
20563 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
20564 Provide a default definition.
20565 (LIBGCC2_UNITS_PER_WORD): Likewise.
20567 * config/stormy16/stormy16.c: Include df.h for the prototype
20568 for df_regs_ever_live_p.
20569 (xstormy16_expand_builtin_va_start): Convert the stack offset
20570 into a component_ref and then use POINTER_PLUS_EXPR to add it
20571 to the incoming_virtual_args_rtx.
20572 (xstormy16_gimplify_va_arg_expr): Rename to
20573 xstormy16_gimplify_va_arg_expr.
20574 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
20575 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
20576 xstormy16_gimplify_va_arg_expr.
20577 Fix up some formatting issues.
20579 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
20580 Move to predicates.md.
20581 (xs_hi_general_operand): Likewise.
20582 (xs_hi_nonmemory_operand): Likewise.
20583 * config/stormy16/predicates.md:
20584 (xstormy16_carry_plus_operand): New predicate.
20585 (xs_hi_general_operand): New predicate.
20586 (xs_hi_nonmemory_operand): New predicate.
20587 * config/stormy16/stormy16-protos.h:
20588 (xstormy16_carry_plus_operand): Delete prototype.
20589 (xs_hi_general_operand): Likewise.
20590 (xs_hi_nonmemory_operand): Likewise.
20592 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
20593 modifiers as they are no longer needed and they can trigger
20594 reload spill failures.
20596 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
20597 with a match_operand in order to help reload.
20599 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
20600 constraint with 'e' for the 8th alternative as this version of
20601 the mov.w instruction only accepts the lower 8 registers.
20603 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
20606 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
20607 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
20610 2008-01-25 Jakub Jelinek <jakub@redhat.com>
20612 PR middle-end/33333
20613 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
20615 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
20617 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
20619 (remove_structure): Update allocations list before removing structure.
20621 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
20623 * ipa-struct-reorg.c (is_safe_cond_expr,
20624 create_new_stmts_for_cond_expr): Use integer_zerop function,
20625 that recognize not only zero-pointer, but zero-integer too.
20627 2008-01-25 Ben Elliston <bje@au.ibm.com>
20630 * fixproto: Escape "." in sed expression that strips leading "./".
20632 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
20635 * gcc.c (SWITCH_OK): Removed.
20636 (SWITCH_LIVE): Changed to bit.
20637 (SWITCH_FALSE): Likewise.
20638 (SWITCH_IGNORE): Likewise.
20639 (switchstr): Change live_cond to unsigned int.
20640 (process_command): Replace SWITCH_OK with 0.
20641 (do_self_spec): Likewise.
20642 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
20643 (give_switch): Likewise.
20644 (used_arg): Likewise.
20645 (do_spec_1): Set the SWITCH_IGNORE bit.
20646 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
20647 bits. Set the SWITCH_LIVE bit.
20649 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20651 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
20653 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
20655 PR tree-optimization/34472
20656 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
20657 parameter to a "bool *" and set *DATA to false if there is
20658 an unsafe access. Do not delete the structure here.
20659 (check_cond_exprs): Delete it here instead.
20660 (check_cond_exprs, exclude_cold_structs): Do not increase
20661 I when removing a structure.
20663 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
20666 * config/i386/i386.c (ix86_expand_vector_init): Consider only
20667 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
20669 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
20671 PR middle-end/34934
20672 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
20673 a fixed vector for stack.
20675 2008-01-24 Ben Elliston <bje@au.ibm.com>
20678 * doc/gcc.texi (Software development): Add a direntry for g++.
20680 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
20682 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
20683 stale and straggling -fforce-addr comments above.
20685 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
20687 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
20688 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
20690 2008-01-23 Michael Matz <matz@suse.de>
20693 * dwarf2out.c (force_type_die): Use modified_type_die instead of
20696 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
20698 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
20699 malloc result type.
20701 2008-01-23 Anatoly Sokolov <aesok@post.ru>
20703 * config/avr/avr.c (avr_current_arch): New variable.
20704 (avr_arch_types): Add 'avr31' and 'avr51' entries.
20705 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
20706 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
20707 (avr_override_options): Init 'avr_current_arch'.
20708 (base_arch_s): Move from here...
20709 * config/avr/avr.h (base_arch_s): ... here. Add new members
20710 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
20711 'mega' to 'have_jmp_call'.
20712 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
20713 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
20715 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
20717 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
20718 MULTILIB_MATCHES): Ditto.
20720 2008-01-23 Richard Guenther <rguenther@suse.de>
20722 PR middle-end/31529
20723 * cgraphunit.c (cgraph_reset_node): Always mark the node
20724 not reachable if it is not queued already.
20726 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
20728 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
20729 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
20730 (cputype_selected): New static variable.
20731 (bfin_handle_option): Set it if -mcpu is used.
20732 (override_option): Select default set of workarounds if no cpu type
20733 selected on the command line.
20734 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
20736 From Michael Frysinger <michael.frysinger@analog.com>
20737 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
20738 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
20740 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
20741 for bf547, bf523, bf524, and bf526.
20742 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
20744 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
20745 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
20746 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
20747 __ADSPBF547__ and __ADSPBF54x__ for bf547.
20748 * doc/invoke.texi (Blackfin Options): Document that
20749 -mcpu now accept bf547, bf523, bf524, and bf526.
20751 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
20753 PR rtl-optimization/34628
20754 * combine.c (try_combine): Stop and undo after the first combination
20755 if an autoincrement side-effect on the first insn has effectively
20758 2008-01-22 David Edelsohn <edelsohn@gnu.org>
20761 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
20762 Offset addresses are not valid for Altivec or paired float modes.
20764 2008-01-22 Jakub Jelinek <jakub@redhat.com>
20767 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
20768 if DECL_INITIAL (decl) is error_mark_node.
20771 * c-common.c (handle_vector_size_attribute): Only allow
20772 integral, scalar float and fixed point types. Handle OFFSET_TYPE
20773 the same way as pointer, array etc. types.
20774 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
20777 * tree.c (build_type_attribute_qual_variant): Call
20778 build_qualified_type if attributes are equal, but quals are not.
20780 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20783 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
20784 * flags.h (warn_strict_aliasing): Remove.
20785 (warn_strict_overflow): Remove.
20786 * opts.c (warn_strict_aliasing): Remove.
20787 (warn_strict_overflow): Remove.
20788 * c-opts.c (c_common_handle_option): -Wall only sets
20789 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
20790 (c_common_post_options): Give default values to -Wstrict-aliasing
20791 and -Wstrict-overflow if they are uninitialized.
20792 * common.opt (Wstrict-aliasing): Specify Var and Init.
20793 (Wstrict-overflow): Likewise.
20795 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20797 PR rtl-optimization/26854
20798 PR rtl-optimization/34400
20799 PR rtl-optimization/34884
20800 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
20802 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
20803 (df_rd_bb_info.expanded_lr_out): Deleted
20804 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
20805 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
20806 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
20807 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
20808 Removed code to allocate, initialize or free expanded_lr_out.
20809 (df_rd_bb_local_compute_process_def): Restructured to make more
20811 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
20812 sets if the sets are being trimmed.
20814 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
20817 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
20818 (as_vers): Likewise.
20819 * configure: Regenerated.
20821 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20823 PR middle-end/33092
20824 * tree-pass.h (pass_build_alias): New pass.
20825 * tree-ssa-alias.c (gate_build_alias): New.
20826 (pass_build_alias): New.
20827 * passes.c (init_optimization_passes): Add pass_build_alias after
20828 pass_create_structure_vars.
20830 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
20832 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
20833 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
20834 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
20835 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
20836 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
20837 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
20838 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
20839 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
20840 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
20841 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
20842 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
20843 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
20844 * config/s390/s390.md (FP_ALL): New mode iterator.
20845 (_d): New mode attribute.
20846 ("*signbit<mode>2>"): Changed mode of first operand.
20847 ("isinf<mode>2"): Changed mode of first operand.
20848 ("*TDC_insn"): Adaptation for DFP modes.
20850 2008-01-22 Ben Elliston <bje@au.ibm.com>
20852 * tree.c (check_qualified_type): Improve function description.
20854 2008-01-21 Jason Merrill <jason@redhat.com>
20857 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
20858 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
20861 2008-01-21 DJ Delorie <dj@redhat.com>
20863 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
20866 2008-01-21 Richard Guenther <rguenther@suse.de>
20868 PR middle-end/34856
20869 * tree-cfg.c (verify_expr): Allow all invariant expressions
20870 instead of just constant class ones as reference argument.
20871 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
20872 like any other constant.
20873 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
20875 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
20877 * regmove.c (fixup_match_1): Update call crossed frequencies.
20879 2008-01-21 Richard Guenther <rguenther@suse.de>
20882 * tree-inline.c (setup_one_parameter): Deal with mismatched
20883 types using a VIEW_CONVERT_EXPR.
20885 2008-01-21 Alon Dayan <alond@il.ibm.com>
20886 Olga Golovanevsky <olga@il.ibm.com>
20888 PR tree-optimization/34701
20889 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
20890 when the structure size is not a power of 2.
20892 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
20894 * doc/install.texi: Add doc for --enable-checking=df.
20896 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
20898 PR rtl-optimization/34808
20899 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
20901 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
20903 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
20906 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
20908 PR rtl-optimization/26854
20909 PR rtl-optimization/34400
20910 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
20912 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
20913 (df_rd_bb_info.expanded_lr_out): New.
20914 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
20915 * loop_iv.c (iv_analysis_loop_init): Ditto.
20916 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
20917 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
20918 Added code to allocate, initialize or free expanded_lr_out.
20919 (df_rd_bb_local_compute_process_def): Restructured to make
20920 more understandable.
20921 (df_rd_confluence_n): Add code to do nothing with fake edges and
20922 code to no apply invalidate_by_call sets if the sets are being trimmed.
20923 (df_lr_local_finalize): Renamed to df_lr_finalize.
20924 (df_live_local_finalize): Renamed to df_live_finalize.
20926 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
20929 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
20930 deciding whether to use reciprocal instructions.
20932 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
20934 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
20935 dwarf2out_note_section_used if cold_text_section is NULL.
20937 2008-01-19 Jakub Jelinek <jakub@redhat.com>
20939 PR gcov-profile/34610
20940 * tree-cfg.c (make_edges): Mark both outgoing edges from
20941 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
20942 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
20943 from OMP_FOR and OMP_CONTINUE outgoing edges.
20945 * tree-profile.c (tree_profiling): Return early if
20946 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
20948 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
20949 from cfun to child_cfun.
20950 * function.h (struct function): Add after_tree_profile bit.
20952 2008-01-19 Anatoly Sokolov <aesok@post.ru>
20954 * config/avr/avr.S (_exit): Disable interrupt.
20956 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
20957 Steven Bosscher <stevenb.gcc@gmail.com>
20959 PR rtl-optimization/26854
20960 PR rtl-optimization/34400
20961 * df-problems.c (df_live_scratch): New scratch bitmap.
20962 (df_live_alloc): Allocate df_live_scratch when doing df_live.
20963 (df_live_reset): Clear the proper bitmaps.
20964 (df_live_bb_local_compute): Only process the artificial defs once
20965 since the order is not important.
20966 (df_live_init): Init the df_live sets only with the variables
20967 found live by df_lr.
20968 (df_live_transfer_function): Use the df_lr sets to prune the
20969 df_live sets as they are being computed.
20970 (df_live_free): Free df_live_scratch.
20972 2008-01-18 Ian Lance Taylor <iant@google.com>
20974 * common.opt: Add fmerge-debug-strings.
20975 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
20976 flag_merge_debug_strings rather than flag_merge_constants.
20977 * doc/invoke.texi (Option Summary): Mention
20978 -fmerge-debug-strings.
20979 (Debugging Options): Document -fmerge-debug-strings.
20981 2008-01-18 Ian Lance Taylor <iant@google.com>
20984 * tree.h (DECL_IS_OPERATOR_NEW): Define.
20985 (struct tree_function_decl): Add new field operator_new_flag.
20986 * tree-inline.c (expand_call_inline): When inlining a call to
20987 operator new, force the return value to go into a variable, and
20988 set DECL_NO_TBAA_P on that variable.
20989 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
20991 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
20994 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
20995 DWARF2_DEBUGGING_INFO.
20996 (dwarf2out_note_section_used): Ditto. Add prototype.
20997 (have_multiple_function_sections, text_section_used,
20998 cold_text_section_used, *cold_text_sections): Move declarations
21001 2008-01-17 Bob Wilson <bob.wilson@acm.org>
21003 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
21004 field and add signal_ra.
21005 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
21006 assignments to frame state pc. Move end of stack check after
21007 MD_FALLBACK_FRAME_STATE_FOR.
21008 (uw_update_context_1): Use frame state signal_regs if set, instead
21009 of checking signal_frame flag.
21010 (uw_update_context): Use frame state signal_ra if set.
21011 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
21012 * config/xtensa/linux-unwind.h: New file.
21014 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
21016 * modulo-sched.c (get_sched_window): Fix comment typo.
21018 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
21020 PR tree-optimization/34648
21021 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
21023 2008-01-17 Anatoly Sokolov <aesok@post.ru>
21025 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
21026 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
21028 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
21030 PR rtl-optimization/34400
21031 * df-core.c (df_worklist_dataflow_overeager,
21032 df_worklist_dataflow_doublequeue): New functions.
21033 (df_worklist_dataflow): Two different worklist solvers.
21034 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
21037 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21040 * doc/invoke.texi: Document the dependence on pthread for fopenmp
21041 and ftree-parallelize-loops.
21043 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
21045 PR rtl-optimization/34826
21046 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
21048 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
21050 * global.c (find_reg): Mark the eh regs as used if necessary.
21051 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
21052 * ra.h (struct allocno): no_eh_reg field added. Changed
21053 no_stack_reg type to bitfield.
21055 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
21057 * tree.c (substitute_in_expr): Add missing 'break'.
21059 2008-01-17 Richard Guenther <rguenther@suse.de>
21061 PR tree-optimization/34825
21062 * tree-ssa-math-opts.c (is_division_by): Do not recognize
21063 x / x as division to handle.
21065 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21067 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
21068 "-pthread" is specified.
21069 * pa-hpux11.h (LIB_SPEC): Likewise.
21071 2008-01-16 Janis Johnson <janis187@us.ibm.com>
21072 Peter Bergner <bergner@vnet.ibm.com>
21074 PR rtl-optimization/33796
21075 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
21077 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21079 PR libgfortran/34699
21080 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
21082 * pa-hpux10.h (LINK_SPEC): Likewise.
21083 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
21085 2008-01-16 Richard Guenther <rguenther@suse.de>
21087 PR middle-end/32628
21088 * fold-const.c (fold_convert_const_int_from_int): Do not
21089 set overflow if that occured only because of a sign extension
21090 change when converting from/to a sizetype with the same
21091 precision and signedness.
21093 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21096 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
21097 location address to the correct place. Update copyright year.
21099 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21101 * lambda-code.c (lambda_transform_legal_p): Handle the case of
21102 no dependences in the dependence_relations vector.
21104 2008-01-16 Jan Hubicka <jh@suse.cz>
21106 PR rtl-optimization/31396
21107 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
21108 * cfg.c (dump_reg_info): Print it.
21109 * regs.h (struct reg_info_t): add freq_calls_crossed.
21110 (REG_FREQ_CALLS_CROSSED): New macro.
21111 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
21112 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
21113 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
21114 regmove_optimize): Update call crossed frequencies.
21115 * local-alloc.c (struct qty): Add freq_calls_crossed.
21116 (alloc_qty): Copute freq_calls_crossed.
21117 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
21118 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
21119 * ra.h (struct allocno): Add freq_calls_crossed.
21121 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21123 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
21124 libgomp when compiling with ftree-parallelize-loops.
21125 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
21127 2008-01-16 Richard Guenther <rguenther@suse.de>
21129 PR tree-optimization/34769
21130 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
21131 * tree.c (int_cst_value): Instead make this function more
21132 permissive in what it accepts as valid input. Document this
21133 function always sign-extends the value.
21135 2008-01-16 Jakub Jelinek <jakub@redhat.com>
21136 Richard Guenther <rguenther@suse.de>
21139 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
21140 (gimple_fold_indirect_ref_rhs): ... this.
21141 (gimple_fold_indirect_ref): New function with foldings
21142 that preserve lvalueness.
21143 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
21144 * tree-flow.h (gimple_fold_indirect_ref): Declare.
21145 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
21146 to fold an INDIRECT_REF, fall back to the old use of
21147 fold_indirect_ref_1.
21149 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21151 * tree-data-ref.c (subscript_dependence_tester_1): Call
21152 free_conflict_function.
21153 (compute_self_dependence): Same.
21155 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21158 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
21159 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
21161 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
21162 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
21163 for DWARF2_UNWIND_INFO targets.
21165 2008-01-16 Richard Guenther <rguenther@suse.de>
21168 * c-typeck.c (common_pointer_type): Do not merge inconsistent
21169 type qualifiers for function types.
21171 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
21173 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
21174 loop_iterator li from previous commit.
21176 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
21178 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
21180 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21182 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
21183 (parallelize_loops): Don't parallelize irreducible components.
21185 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21188 * c-opts (c_common_post_options): Do not enable CPP
21189 flag_pedantic_errors by default.
21191 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
21193 PR rtl-optimization/31944
21194 * cse.c (remove_pseudo_from_table): New function.
21195 (merge_equiv_classes): Use above function to remove pseudo-registers.
21196 (invalidate): Likewise.
21198 2008-01-13 Richard Guenther <rguenther@suse.de>
21200 PR middle-end/34601
21201 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
21202 instead of TYPE_MODE to deal with calls from expand_one_error_var.
21204 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
21206 * gcse.c (cprop_jump): Call validate_unshare_change instead of
21207 validate_change to unshare the source of the PC set.
21209 2008-01-12 Jan Hubicka <jh@suse.cz>
21211 PR middle-end/32135
21212 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
21213 references above array bounds. This might trigger bounds checks for
21214 pointers to arrays.
21216 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21218 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
21219 new_replaceable_dependencies.
21221 2008-01-12 Doug Kwan <dougkwan@google.com>
21223 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
21224 instead of OPT_Wreturn_type in warning due to ignored return type
21226 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
21227 options included in -Wextra.
21228 * c.opt: New option -Wignored_qualifiers.
21229 * doc/invoke.texi (Warning Options, -Wextra): Add new option
21230 -Wignore_qualifiers.
21231 (-Wignored-qualifiers): Document.
21232 (-Wreturn-type): Remove description of functionality now handled
21233 by -Wignored-qualifiers.
21235 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
21238 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
21239 NOP_EXPR if it is between integral types with the same precision.
21241 2008-01-12 Jan Hubicka <jh@suse.cz>
21244 * invoke.texi (max-inline-recursive-depth): Fix default value.
21246 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
21248 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
21251 2008-01-11 Bob Wilson <bob.wilson@acm.org>
21253 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
21255 2008-01-11 James E. Wilson <wilson@specifix.com>
21258 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
21260 2008-01-11 Anatoly Sokolov <aesok@post.ru>
21262 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
21263 save/restore frame pointer register and don't use 'call-prologues'
21264 optimization in function with "OS_task" attribute.
21266 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
21268 PR middle-end/31309
21269 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
21270 when copying to memory.
21272 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
21274 PR rtl-optimization/30905
21275 * cfgcleanup.c: Include dce.h
21276 (crossjumps_occured): New global variable.
21277 (try_crossjump_bb): Exit loop after finding a fallthru edge.
21278 If something changed, set crossjumps_occured to true.
21279 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
21280 Don't add/remove fake edges to exit here...
21281 (cleanup_cfg): ...but do it here, when crossjumping.
21282 Run a fast DCE when successful crossjumps occured in the latest
21283 iteration of try_optimize_cfg.
21285 2008-01-11 Richard Guenther <rguenther@suse.de>
21287 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
21288 (struct vn_unary_op_s): Likewise.
21289 (vn_reference_insert): Free old reference on hash collision.
21291 2008-01-10 Raksit Ashok <raksit@google.com>
21293 PR rtl-optimization/27971
21294 * combine.c (find_split_point): Split PLUS expressions which are
21295 inside a MEM rtx, and whose first operand is complex.
21297 2008-01-10 DJ Delorie <dj@redhat.com>
21299 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
21300 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
21301 (m32c_hard_regno_ok): Call the underlying function.
21303 2008-01-10 Richard Guenther <rguenther@suse.de>
21305 PR middle-end/34683
21306 * tree-cfg.c (tree_merge_blocks): Do not go through the
21307 full-blown folding and stmt updating path if we just deal
21308 with virtual operands.
21309 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
21310 test for abnormal SSA_NAMEs.
21312 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
21314 PR middle-end/34641
21315 * reload.c (push_reload): Add assertions. All constants from
21316 reg_equiv_constant should have been used for replacing the respective
21318 (find_reloads_address): Invoke find_reloads_address_part for
21319 constant taken from the reg_equiv_constant array.
21321 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
21323 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
21324 field (valnum) the first in the struct. Replace bools with
21327 2008-01-10 Richard Guenther <rguenther@suse.de>
21329 PR tree-optimization/34651
21330 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
21331 types and ordering for masking and converting.
21333 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
21335 PR tree-optimization/34017
21336 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
21337 also for PHI_NODE expressions.
21339 2008-01-09 Jan Hubicka <jh@suse.cz>
21341 PR tree-optimization/34708
21342 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
21343 based on number of case labels.
21344 (init_inline_once): Remove switch_cost.
21345 * tree-inline.h (eni_weights_d): Remove switch_cost.
21347 2008-01-09 Richard Guenther <rguenther@suse.de>
21348 Andrew Pinski <andrew_pinski@playstation.sony.com>
21350 PR middle-end/30132
21351 * gimplify.c (gimplify_cond_expr): Do not create an addressable
21352 temporary if an rvalue is ok or an lvalue is not required.
21354 2008-01-09 Richard Guenther <rguenther@suse.de>
21356 PR middle-end/34458
21357 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
21358 adjust return type.
21360 2008-01-09 Richard Guenther <rguenther@suse.de>
21362 PR middle-end/34679
21363 * tree.c (host_integerp): Check for sizetype only if the
21364 type is an integer type.
21366 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
21369 * opts.c (decode_options): Disable inlining of functions called
21370 once if not in unit-at-a-time mode.
21372 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
21374 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
21376 2008-01-08 Richard Guenther <rguenther@suse.de>
21378 PR middle-end/31863
21379 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
21380 out early if the result will be unused.
21382 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21387 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21388 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
21391 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
21393 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
21394 for vectorization tuned.
21396 2008-01-08 Richard Guenther <rguenther@suse.de>
21398 PR tree-optimization/34683
21399 * tree-ssa-operands.c (operand_build_cmp): Export.
21400 * tree-ssa-operands.h (operand_build_cmp): Declare.
21401 * tree-vn.c (vuses_compare): Remove.
21402 (sort_vuses): Use operand_build_cmp.
21403 (sort_vuses_heap): Likewise.
21404 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
21405 to re-use old VEC if available. Do not sort already sorted VUSEs.
21406 (vdefs_to_vec): Do not sort already sorted VDEFs.
21408 2008-01-08 Jakub Jelinek <jakub@redhat.com>
21410 PR middle-end/34694
21411 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
21413 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21416 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
21417 limitations of reciprocal sequences on x86 targets.
21419 2008-01-08 Richard Guenther <rguenther@suse.de>
21421 PR tree-optimization/34683
21422 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
21424 2008-01-07 Jakub Jelinek <jakub@redhat.com>
21427 * config/darwin.c (darwin_mergeable_string_section): Don't use
21428 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
21430 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
21433 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
21434 negxf2. Macroize expander using X87MODEF mode iterator. Change
21435 predicates of op0 and op1 to register_operand.
21436 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
21437 expander using X87MODEF mode iterator. Change predicates of
21438 op0 and op1 to register_operand.
21439 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
21440 corresponding patterns and macroize using MODEF macro. Change
21441 predicates of op0 and op1 to register_operand and remove
21442 "m" constraint. Disparage "r" alternative with "!".
21443 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
21444 macroize using X87MODEF macro. Change predicates of op0 and op1
21445 to register_operand and remove "m" constraint. Disparage "r"
21446 alternative with "!".
21447 (absneg splitter with memory operands): Remove.
21448 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
21449 patterns and macroize using X87MODEF mode iterator.
21450 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
21451 Change predicate of op1 to register_operand.
21452 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
21453 for memory operands.
21455 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
21457 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
21459 2008-01-07 Richard Guenther <rguenther@suse.de>
21461 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
21464 2008-01-07 Richard Guenther <rguenther@suse.de>
21466 PR tree-optimization/34683
21467 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
21468 VOPs of the needed size to save memory. Use VEC_quick_push
21469 to save compile-time.
21470 (vdefs_to_vec): Likewise.
21472 2008-01-07 Sa Liu <saliu@de.ibm.com>
21474 * config/spu/spu.md (divdf3): Genetate inline code for double
21475 division. The implementation doesn't handle INF or NAN, therefore it
21476 only applies when -ffinite-math-only is given.
21478 2008-01-06 Paolo Carlini <pcarlini@suse.de>
21481 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
21482 * doc/cpp.texi ([Common Predefined Macros]): Document.
21484 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
21486 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
21487 order to use commutative addition instead of subtraction.
21489 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
21490 Mircea Namolaru <namolaru@il.ibm.com>
21491 Vladimir Yanovsky <yanov@il.ibm.com>
21492 Revital Eres <eres@il.ibm.com>
21494 PR tree-optimization/34263
21495 * tree-outof-ssa.c (process_single_block_loop_latch,
21496 contains_tree_r): New functions.
21497 (analyze_edges_for_bb): Call process_single_block_loop_latch
21498 function to empty single-basic-block latch block if possible.
21500 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21502 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
21504 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
21506 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
21508 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
21510 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
21512 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
21514 2008-01-05 Jakub Jelinek <jakub@redhat.com>
21516 PR tree-optimization/34618
21517 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
21520 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21523 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
21524 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
21525 Update copyright year.
21527 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
21528 Update copyright year.
21529 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
21532 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
21534 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
21535 edge does not point to current bb before changing need_assert.
21537 2008-01-04 Richard Guenther <rguenther@suse.de>
21539 PR middle-end/34029
21540 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
21541 for verifying purposes if they are is_gimple_min_invariant.
21543 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
21545 PR tree-optimization/34448
21546 PR tree-optimization/34465
21547 * gimplify.c (gimplify_init_constructor): Add new parameter
21548 notify_temp_creation. Use it.
21549 (gimplify_modify_expr_rhs): Take volatiles into account when
21550 optimizing constructors.
21551 Do not optimize constructors if gimplify_init_constructor will dump to
21553 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
21554 * gcc.c-torture/compile/pr34448.c: New.
21556 2008-01-04 Jakub Jelinek <jakub@redhat.com>
21558 PR gcov-profile/34609
21559 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
21560 return_slot if result is TREE_ADDRESSABLE.
21562 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
21564 * config/mips/mips.md (sqrt_condition): Tweak comment.
21565 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
21567 2008-01-03 Tom Tromey <tromey@redhat.com>
21570 * c-common.c (c_type_hash): Handle VLAs.
21572 2008-01-03 Jan Hubicka <jh@suse.cz>
21574 PR tree-optimization/31081
21575 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
21576 0 when inlining and not inlining to first basic block.
21577 (remap_decl): When var is initialized to 0, don't set default_def.
21578 (expand_call_inline): Set entry_bb.
21579 * tree-inline.h (copy_body_data): Add entry_bb.
21581 2008-01-03 Jakub Jelinek <jakub@redhat.com>
21584 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
21587 PR tree-optimization/29484
21588 * tree-inline.c (inline_forbidden_p_2): New function.
21589 (inline_forbidden_p): Disallow inlining if some static var
21590 has an address of a local LABEL_DECL in its initializer.
21591 * doc/extend.texi (Labels as Values): Document &&foo behaviour
21594 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
21596 PR tree-optimization/34635
21597 * tree-data-ref.c (add_other_self_distances): Make sure that the
21598 evolution step is constant.
21600 2008-01-03 Jakub Jelinek <jakub@redhat.com>
21602 PR middle-end/34608
21603 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
21605 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
21607 * tree-sra.c (scalarize_init): Insert the generate_element_init
21608 statements after the generate_element_zero statements.
21610 2008-01-02 Richard Guenther <rguenther@suse.de>
21612 PR middle-end/34093
21613 PR middle-end/31976
21614 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
21615 for very large number of operands instead of ICEing.
21617 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
21620 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
21621 while stack probing.
21623 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
21625 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
21628 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
21630 PR libmudflap/26442
21631 * tree-mudflap.c (mx_register_decls): Guard warning by
21632 !DECL_ARTIFICIAL check.
21634 2008-01-01 Jakub Jelinek <jakub@redhat.com>
21636 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
21637 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
21638 sse5_perm<mode>): Fix constraints.