1 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
6 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
12 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
14 * toplev.c (process_options): Move setter of flag_var_tracking
15 before other tests that depend on it. Move down setter of
16 flag_rename_registers. Don't enable var-tracking-assignments
17 by default if selective scheduling is enabled. Warn if both
20 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
22 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
23 comment. Use switch statement to catch overlaps between rtx
24 and tree codes. Accept FUNCTION_DECLs in addition to those in...
25 (IS_DECL_CODE): ... here. Remove.
26 (check_value_is_not_decl): Remove.
27 (dv_from_decl, dv_from_value): Check after conversion.
29 2009-09-04 Richard Guenther <rguenther@suse.de>
32 * (cgraph_finalize_compilation_unit): Move finalizing aliases
33 after emitting tunks. Move emitting thunks and ctors from ...
34 (cgraph_optimize): ... here. Remove redundant
35 cgraph_analyze_functions.
36 * varasm.c (find_decl_and_mark_needed): Remove no longer
38 (finish_aliases_1): Adjust check for thunk aliases.
40 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
42 * config/arm/arm.md (ctzsi2): Added braces
43 to avoid warning that broke booststrap.
45 2009-09-04 Martin Jambor <mjambor@suse.cz>
47 PR tree-optimization/41112
48 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
49 handle variable-bounded arrays.
50 (expr_with_var_bounded_array_refs_p): New function.
51 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
53 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
55 * config/s390/2097.md: Removed two incorrect bypasses.
56 (z10_fsimpdf): Fixed latency.
57 (z10_fhex): New insn_reservation.
58 (z10_floaddf): Fixed latency.
59 (z10_floadsf): Fixed latency.
60 (z10_ftrunctf): Fixed latency.
61 (z10_ftruncdf): Fixed latency.
62 * config/s390/s390.c (z10_cost): Fixed values.
63 (s390_adjust_priority): Added z10 path.
64 * config/s390/s390.md (type): Added fhex.
65 (*mov<mode>_64dfp): Updated type attribute.
66 (*mov<mode>_64): Updated type attribute.
67 (*mov<mode>_31): Updated type attribute.
68 (*mov<mode>"): Likewise.
69 * config/s390/2084.md (x_fsimpdf): Updated condition.
71 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
73 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
74 RTXs in the predicate for operand 1.
76 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
78 * config/arm/arm.md (UNSPEC_RBIT): New constant.
81 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
84 * gcc.target/arm/ctz.c: New test case.
86 2009-09-03 Martin Jambor <mjambor@suse.cz>
88 * tree-sra.c (duplicate_expr_for_different_base): Removed.
89 (create_artificial_child_access): Use build_ref_for_offset instead
90 of duplicate_expr_for_different_base.
91 (propagate_subacesses_accross_link): Likewise.
93 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
95 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
97 (mips16e_collect_argument_saves): Skip debug instructions.
98 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
99 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
100 (r10k_insert_cache_barriers): Likewise.
101 (mips_reorg_process_insns): Likewise.
103 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
106 * ira.c (update_equiv_reg): Remove check on class likely spill.
108 2009-09-03 Jakub Jelinek <jakub@redhat.com>
111 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
112 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
116 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
117 the stack slot if it is passed by invisible reference.
118 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
119 by invisible reference.
121 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
123 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
124 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
125 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
127 * config/bfin/sync.md: New file.
128 * config/bfin/bfin.md: Include it.
129 (UNSPEC_ATOMIC): New.
130 (UNSPEC_ONES): Provide a unique number.
132 From Jie Zhang <jie.zhang@analog.com>:
133 * config/bfin/bfin.c (ret_regs): New.
134 (must_save_fp_p): Don't return true because of frame_pointer_needed.
135 (must_save_rets_p): New.
136 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
137 current_function_is_leaf.
139 (do_unlink): Likewise.
140 (expand_interrupt_handler_prologue): Use ret_regs array.
141 (expand_interrupt_handler_epilogue): Use ret_regs array and
142 pass return register to gen_return_internal.
143 (bfin_expand_epilogue): Pass return register to
145 (bfin_expand_call): Explicitly clobber RETS.
146 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
147 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
148 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
149 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
151 (return_internal): Take a reg rtx rather than the register number.
153 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
155 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
156 when comparing against estimated_loop_iterations_int return.
158 2009-09-03 Richard Guenther <rguenther@suse.de>
160 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
161 eh_personality_libfunc.
163 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
165 * tree-parloops.c (separate_decls_in_region): Add space.
167 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
169 * tree-parloops.c (separate_decls_in_region): Change the condition
170 checking if there are reductions in the loop.
172 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
174 PR tree-optimization/38275
176 * tree-parloops.c (parallelize_loops): Replace profitability condition
177 for expected number of iterations.
179 2009-09-03 Alon Dayan <alond@il.ibm.com>
181 PR tree-optimization/38275
183 * testsuite/gcc.dg/autopar/reduc-1char.c: Increase number
184 of iterations. Adjust the logic accordingly.
185 * testsuite/gcc.dg/autopar/reduc-2char.c: Ditto.
186 * testsuite/gcc.dg/autopar/reduc-1.c: Ditto.
187 * testsuite/gcc.dg/autopar/reduc-2.c: Ditto.
188 * testsuite/gcc.dg/autopar/reduc-3.c: Ditto.
189 * testsuite/gcc.dg/autopar/reduc-6.c: Ditto.
190 * testsuite/gcc.dg/autopar/reduc-7.c: Ditto.
191 * testsuite/gcc.dg/autopar/reduc-8.c: Ditto.
192 * testsuite/gcc.dg/autopar/reduc-9.c: Ditto.
193 * testsuite/gcc.dg/autopar/pr39500-1.c: Ditto.
194 * testsuite/gcc.dg/autopar/reduc-1short.c: Ditto.
195 * testsuite/gcc.dg/autopar/reduc-2short.c: Ditto.
196 * testsuite/gcc.dg/autopar/parallelization-1.c: Ditto.
199 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
201 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
202 (bootstrap-debug): Explain conditions in which it becomes default.
203 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
206 2009-09-03 Namhyung Kim <namhyung@gmail.com>
208 * doc/invoke.texi (Optimize Options): Move
209 -finline-small-functions to the -O2 list.
211 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
213 * toplev.c (process_options): Enable var-tracking-assignments
214 by default if var-tracking is enabled.
216 2009-09-02 David Daney <ddaney@caviumnetworks.com>
218 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
220 * emit-rtl.c (prev_nonnote_insn_bb): New function.
221 * rtl.h (prev_nonnote_insn_bb): Declare it.
223 2009-09-03 Diego Novillo <dnovillo@google.com>
225 * cgraph.c (cgraph_node_for_decl): New.
226 * cgraph.h (cgraph_node_for_decl): Declare.
227 * tree.c (host_integerp): Return 0 if T is NULL.
229 2009-09-03 Diego Novillo <dnovillo@google.com>
231 * tree.h (struct alias_pair): Move from varasm.c.
232 (alias_pairs): Likewise.
233 (TYPE_MAXVAL): Define.
234 (TYPE_MINVAL): Define.
235 (iterative_hash_host_wide_int): Declare.
236 (remove_unreachable_alias_pairs): Declare.
237 * tree-pass.h (pass_ipa_free_lang_data): Declare.
238 * diagnostic.c (default_diagnostic_starter): Make extern.
239 (default_diagnostic_finalizer): Make extern.
240 * diagnostic.h (default_diagnostic_starter): Declare.
241 (default_diagnostic_finalizer): Declare.
242 (default_tree_printer): Declare.
243 * toplev.c (default_tree_printer): Make extern.
245 2009-09-03 Richard Guenther <rguenther@suse.de>
246 Diego Novillo <dnovillo@google.com>
248 * cgraph.c (cgraph_add_new_function): Remove gimplification.
249 * cgraphunit.c (cgraph_expand_function): Do not emit
250 associated thunks from here.
251 (cgraph_emit_thunks): New.
252 (cgraph_optimize): Call it.
253 Return if any IPA pass finds an error.
254 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
257 2009-09-03 Simon Baldwin <simonb@google.com>
258 Rafael Espindola <espindola@google.com>
259 Richard Guenther <rguenther@suse.de>
260 Doug Kwan <dougkwan@google.com>
261 Diego Novillo <dnovillo@google.com>
263 * tree.c: Include tree-pass.h, langhooks-def.h,
264 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
265 (free_lang_data_in_type): New.
266 (need_assembler_name_p): New.
267 (free_lang_data_in_block): New.
268 (free_lang_data_in_decl): New.
269 (struct free_lang_data_d): New.
270 (add_tree_to_fld_list): New.
271 (find_decls_types_r): New.
272 (get_eh_types_for_runtime): New.
273 (find_decls_types_in_eh_region): New.
274 (find_decls_types_in_node): New.
275 (find_decls_types_in_var): New.
276 (free_lang_data_in_cgraph): New.
277 (free_lang_data): New.
278 (gate_free_lang_data): New.
279 (pass_ipa_free_lang_data): New.
281 2009-09-03 Diego Novillo <dnovillo@google.com>
283 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
284 * langhooks.h (struct lang_hooks): Add field free_lang_data.
285 (lang_hooks): Remove const qualifier.
286 * ipa.c (cgraph_remove_unreachable_nodes): Call
287 remove_unreachable_alias_pairs.
288 * except.c (add_type_for_runtime): Check if TYPE has
289 already been converted.
290 (lookup_type_for_runtime): Likewise.
291 (check_handled): Handle converted types.
292 * varasm.c (remove_unreachable_alias_pairs): New.
293 * gimple.c: Include demangle.h.
294 (gimple_decl_printable_name): New.
295 (gimple_fold_obj_type_ref): New.
296 * gimple.h (gimple_decl_printable_name): Declare.
297 (gimple_fold_obj_type_ref): Declare.
298 * passes.c (init_optimization_passes): Add pass
299 pass_ipa_free_lang_data.
300 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
301 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
303 2009-09-03 Diego Novillo <dnovillo@google.com>
305 * c-lang.c (lang_hooks): Remove const qualifier.
307 2009-09-02 Loren James Rittle <ljrittle@acm.org>
309 * doc/install.texi (*-*-freebsd*): Update target information.
311 2009-09-02 Anatoly Sokolov <aesok@post.ru>
313 * hard-reg-set.h (call_fixed_regs): Remove.
314 * reginfo.c (call_fixed_regs): Remove.
315 (init_reg_sets_1): Remove initialization of call_fixed_regs.
316 (globalize_reg): Don't use call_fixed_regs.
317 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
320 2009-09-01 Michael Matz <matz@suse.de>
322 * expr.h (emit_storent_insn, expand_expr_real_1,
323 expand_expr_real_2): Declare.
324 * expr.c (emit_storent_insn, expand_expr_real_1,
325 expand_expr_real_2): Export.
326 (store_expr): Setting and evaluating dont_return_target is
328 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
329 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
330 * except.c (expand_resx_expr): Rename to ...
331 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
332 * except.h (expand_resx_stmt): Declare.
333 * stmt.c: Add include gimple.h
334 (expand_asm_expr): Rename to ...
335 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
336 (expand_case): Rewrite to take gimple statement.
337 * tree.h (expand_asm_stmt): Declare.
338 (expand_case): Change prototype.
339 * Makefile.in (stmt.o): Depend on gimple.h.
340 * builtins.c (expand_builtin_synchronize): Build gimple asm
341 statement, not an ASM_EXPR.
342 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
343 gimple_to_tree, release_stmt_tree): Remove.
344 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
345 ggc_free, but hold comparison code and operands separately.
346 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
347 (expand_call_stmt, expand_gimple_stmt_1,
348 expand_gimple_stmt): New helpers.
349 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
350 release_stmt_tree. Call expand_gimple_stmt instead.
351 (expand_gimple_basic_block): Ditto.
353 * calls.c (emit_call_1): Don't look at EH regions here, make
354 fntree parameter useless.
355 (expand_call): New local rettype for TREE_TYPE(exp), use it
356 throughout. Remove local p, use addr instead.
357 Don't look at EH regions here.
359 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
361 * doc/invoke.texi (-fsched-pressure): Document it.
362 (-fsched-reg-pressure-heuristic): Remove it.
364 * reload.c (ira.h): Include.
365 (find_reloads): Add choosing reload on number of small spilled
368 * haifa-sched.c (ira.h): Include.
369 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
370 saved_reg_pressure, curr_reg_live, saved_reg_live,
371 region_ref_regs): New variables.
372 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
373 initiate_reg_pressure_info, setup_ref_regs,
374 initiate_bb_reg_pressure_info, save_reg_pressure,
375 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
377 (setup_insn_reg_pressure_info): New function.
378 (rank_for_schedule): Add pressure checking and insn issue time.
379 Remove comparison of insn reg weights.
380 (ready_sort): Set insn reg pressure info.
381 (update_register_pressure, setup_insn_max_reg_pressure,
382 update_reg_and_insn_max_reg_pressure,
383 sched_setup_bb_reg_pressure_info): New functions.
384 (schedule_insn): Add code for printing and updating reg pressure
386 (find_set_reg_weight, find_insn_reg_weight): Remove.
387 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
388 (debug_ready_list): Print reg pressure info.
389 (schedule_block): Ditto. Check insn issue time.
390 (sched_init): Set up sched_pressure_p. Allocate and set up some
391 reg pressure related info.
392 (sched_finish): Free some reg pressure related info.
393 (fix_tick_ready): Make insn always ready if pressure_p.
394 (init_h_i_d): Don't call find_insn_reg_weight.
395 (haifa_finish_h_i_d): Free insn reg pressure info.
397 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
398 ira_memory_move_cost, ira_class_hard_regs,
399 ira_class_hard_regs_num, ira_no_alloc_regs,
400 ira_available_class_regs, ira_reg_class_cover_size,
401 ira_reg_class_cover, ira_class_translate): Move to ira.h.
403 * ira-lives.c (single_reg_class): Check mode to find how many
404 registers are necessary for operand.
405 (ira_implicitly_set_insn_hard_regs): New.
407 * common.opt (fsched-pressure): New options.
408 (fsched-reg-pressure-heuristic): Remove.
410 * ira.c (setup_eliminable_regset): Rename to
411 ira_setup_eliminable_regset. Make it external.
412 (expand_reg_info): Pass cover class to setup_reg_classes.
413 (ira): Call resize_reg_info instead of allocate_reg_info.
415 * sched-deps.c: Include ira.h.
416 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
417 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
418 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
419 mark_insn_hard_regno_birth, mark_insn_reg_birth,
420 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
421 mark_insn_reg_store, mark_insn_reg_clobber,
422 setup_insn_reg_pressure_info): New.
423 (sched_analyze_1): Update implicit_reg_pending_uses.
424 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
425 Use them to create dependencies. Set insn reg uses and pressure
426 info. Process reg_pending_uses in one place.
427 (free_deps): Free implicit sets.
428 (remove_from_deps): Remove implicit sets if necessary. Check
429 implicit sets when clearing reg_last_in_use.
430 (init_deps_global): Clear implicit_reg_pending_clobbers and
431 implicit_reg_pending_uses.
433 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
434 ira_memory_move_cost, ira_class_hard_regs,
435 ira_class_hard_regs_num, ira_no_alloc_regs,
436 ira_available_class_regs, ira_reg_class_cover_size,
437 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
438 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
439 ira_implicitly_set_insn_hard_regs): New prototypes.
441 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
442 cost_elements_num): New variables.
443 (allocno_costs, total_costs): Rename to costs and
445 (COSTS_OF_ALLOCNO): Rename to COSTS.
446 (allocno_pref): Rename to pref.
447 (allocno_pref_buffer): Rename to pref_buffer.
448 (common_classes): Rename to regno_cover_class.
450 (record_reg_classes): Set allocno attributes only if allocno_p.
451 (record_address_regs): Ditto. Use COST_INDEX instead of
453 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
454 and COSTS_OF_ALLOCNO.
455 (print_costs): Rename to print_allocno_costs.
456 (print_pseudo_costs): New.
457 (process_bb_node_for_costs): Split into 2 functions with new
458 function process_bb_for_costs. Pass BB to process_bb_for_costs.
459 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
460 new parameter dump_file. Use cost_elements_num instead of
461 ira_allocnos_num. Make one iteration if preferred classes were
462 already calculated for scheduler. Make 2 versions of code
463 depending on allocno_p.
464 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
465 regno_cover_class and COSTS instead of common_classes and
467 (init_costs, finish_costs): New.
468 (ira_costs): Set up allocno_p and cost_elements_num. Call
469 init_costs and finish_costs.
470 (ira_set_pseudo_classes): New.
472 * rtl.h (allocate_reg_info): Remove.
473 (resize_reg_info): Change return type.
474 (reg_cover_class): New.
475 (setup_reg_classes): Add new parameter.
477 * sched-int.h (struct deps_reg): New member implicit_sets.
478 (sched_pressure_p, sched_regno_cover_class): New external
480 (INCREASE_BITS): New macro.
481 (struct reg_pressure_data, struct reg_use_data): New.
482 (struct _haifa_insn_data): Remove reg_weight. Add members
483 reg_pressure, reg_use_list, reg_set_list, and
484 reg_pressure_excess_cost_change.
485 (struct deps): New member implicit_sets.
486 (pressure_p): New variable.
487 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
488 (struct reg_pressure_data, struct reg_use_data): New.
489 (INSN_REG_WEIGHT): Remove.
490 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
491 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New
493 (sched_init_region_reg_pressure_info,
494 sched_setup_bb_reg_pressure_info): New prototypes.
496 * reginfo.c (struct reg_pref): New member coverclass.
497 (reg_cover_class): New function.
498 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
499 (reg_info_size): New variable.
500 (allocate_reg_info): Make static. Setup reg_info_size.
501 (resize_reg_info): Use reg_info_size. Return flag of resizing.
502 (setup_reg_classes): Add a new parameter. Setup cover class too.
504 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to the
507 * sched-rgn.c (deps_join): Set up implicit_sets.
508 (schedule_region): Set up region and basic blocks pressure
511 * passes.c (init_optimization_passes): Move
512 pass_subregs_of_mode_init before pass_sched.
514 2009-09-02 Martin Jambor <mjambor@suse.cz>
516 * tree-sra.c (struct access): New field grp_hint.
517 (dump_access): Dump grp_hint.
518 (sort_and_splice_var_accesses): Set grp_hint if a group is read
520 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
521 those which have been specifically read and somehow written to.
522 (propagate_subacesses_accross_link): Set grp_hint of right child and
523 also possibly of the left child.
525 2009-09-02 Jakub Jelinek <jakub@redhat.com>
527 * tree-object-size.c (addr_object_size): Always use object_size_type
528 0 or 2 when determining the pointer pointed object size.
530 2009-09-02 Richard Guenther <rguenther@suse.de>
533 2009-08-31 Richard Guenther <rguenther@suse.de>
535 * builtins.c (fold_builtin_memory_op): Use the alias oracle
536 to query if the memory regions for memmove overlap.
537 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
538 asserts on pointers, instead deal with odd trees.
539 (ptr_derefs_may_alias_p): Likewise.
540 (refs_may_alias_p_1): Constructor bases also never alias.
542 2009-08-01 Christian Bruel <christian.bruel@st.com>
545 2009-07-31 Christian Bruel <christian.bruel@st.com>
546 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
548 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
550 * doc/invoke.texi (-fvar-tracking-assignments): New.
551 (-fvar-tracking-assignments-toggle): New.
552 (-fdump-final-insns=file): Mark filename as optional.
553 (--param min-nondebug-insn-uid): New.
554 (-gdwarf-@{version}): Mention version 4.
555 * opts.c (common_handle_option): Accept it.
556 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
557 * regrename.c (regrename_optimize): Drop last. Don't count debug
558 insns as uses. Don't reject change because of debug insn.
559 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
560 from the chain starter, and check for inexact matches in
562 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
563 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
564 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
565 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
566 * doc/gimple.texi (is_gimple_debug): New.
567 (gimple_debug_bind_p): New.
568 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
569 * doc/install.texi (bootstrap-debug): More details.
570 (bootstrap-debug-big, bootstrap-debug-lean): Document.
571 (bootstrap-debug-lib): More details.
572 (bootstrap-debug-ckovw): Update.
573 (bootstrap-time): New.
574 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
575 (insert_phi_nodes_for): Insert debug stmts.
576 (rewrite_stmt): Take iterator. Insert debug stmts.
577 (rewrite_enter_block): Adjust.
578 (maybe_replace_use_in_debug_stmt): New.
579 (rewrite_update_stmt): Use it.
580 (mark_use_interesting): Return early for debug stmts.
581 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
582 stmts before replacing stmt.
583 (move_computations_stmt): Likewise.
584 * ira-conflicts.c (add_copies): Skip debug insns.
585 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
586 (regstat_bb_compute_ri): Skip debug insns.
587 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
588 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
589 check_loop_closed_ssa_stmt): Skip debug stmts.
590 * tree-tailcall.c (find_tail_calls): Likewise.
591 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
592 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
593 (build_var_debug_value_stat): Declare.
594 (build_var_debug_value): Define.
595 (target_for_debug_bind): Declare.
596 * reload.c (find_equiv_reg): Skip debug insns.
597 * rtlanal.c (reg_used_between_p): Skip debug insns.
598 (side_effects_p): Likewise.
599 (canonicalize_condition): Likewise.
600 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
601 insns never depend on debug insns.
602 (create_ddg_dep_no_link): Likewise.
603 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
604 Don't add inter-loop dependencies for debug insns.
605 (build_intra_loop_deps): Likewise.
606 (create_ddg): Count debug insns.
607 * ddg.h (struct ddg::num_debug): New.
608 (num_backargs): Pair up with previous int field.
609 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
610 -fcompare-debug-second.
611 * final.c (get_attr_length_1): Skip debug insns.
612 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
613 * gcc.c (invoke_as): Call compare-debug-dump-opt.
614 (driver_self_specs): Map -fdump-final-insns to
615 -fdump-final-insns=..
616 (get_local_tick): New.
617 (compare_debug_dump_opt_spec_function): Test for . argument and
618 compute output name. Compute temp output spec without flag name.
619 Compute -frandom-seed.
620 (OPT): Undef after use.
621 * cfgloopanal.c (num_loop_insns): Skip debug insns.
622 (average_num_loop_insns): Likewise.
623 * params.h (MIN_NONDEBUG_INSN_UID): New.
624 * gimple.def (GIMPLE_DEBUG): New.
625 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
626 * auto-inc-dec.c (merge_in_block): Skip debug insns.
627 (merge_in_block): Fix whitespace.
628 * toplev.c (flag_var_tracking): Update comment.
629 (flag_var_tracking_assignments): New.
630 (flag_var_tracking_assignments_toggle): New.
631 (process_options): Don't open final insns dump file if we're not
632 going to write to it. Compute defaults for var_tracking.
633 * df-scan.c (df_insn_rescan_debug_internal): New.
634 (df_uses_record): Handle debug insns.
635 * haifa-sched.c (ready): Initialize n_debug.
636 (contributes_to_priority): Skip debug insns.
637 (dep_list_size): New.
639 (rank_for_schedule): Likewise. Schedule debug insns as soon as
640 they're ready. Disregard previous debug insns to make decisions.
641 (queue_insn): Never queue debug insns.
642 (ready_add, ready_remove_first, ready_remove): Count debug insns.
643 (schedule_insn): Don't reject debug insns because of issue rate.
644 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
645 (queue_to_ready): Skip and discount debug insns.
646 (choose_ready): Let debug insns through.
647 (schedule_block): Check boundary debug insns. Discount debug
648 insns, schedule them early. Adjust whitespace.
649 (set_priorities): Check for boundary debug insns.
650 (add_jump_dependencies): Use dep_list_size.
651 (prev_non_location_insn): New.
653 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
655 (remove_unused_ivs): Reset debug stmts.
656 * modulo-sched.c (const_iteration_count): Skip debug insns.
657 (res_MII): Discount debug insns.
658 (loop_single_full_bb_p): Skip debug insns.
659 (sms_schedule): Likewise.
660 (sms_schedule_by_order): Likewise.
661 (ps_has_conflicts): Likewise.
662 * caller-save.c (refmarker_fn): New.
663 (save_call_clobbered_regs): Replace regs with saved mem in
665 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
666 Call refmarker_fn mark for hardregnos.
667 (mark_reg_as_referenced): New.
668 (replace_reg_with_saved_mem): New.
669 * ipa-pure-const.c (check_stmt): Skip debug stmts.
670 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
672 (cse_extended_basic_block): Skip debug insns.
673 (count_reg_usage): Likewise.
674 (is_dead_reg): New, split out of...
675 (set_live_p): ... here.
676 (insn_live_p): Use it for debug insns.
677 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
678 (execute_optimize_stdarg): Likewise.
679 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
680 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
681 changes in debug stmts as changes.
682 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
683 (moveup_expr): Don't move across debug insns. Don't move
684 debug insn if it would create a bookkeeping block.
685 (moveup_expr_cached): Don't use cache for debug insns that
687 (compute_av_set_inside_bb): Skip debug insns.
688 (sel_rank_for_schedule): Schedule debug insns first. Remove
690 (block_valid_for_bookkeeping_p); Support lax searches.
691 (create_block_for_bookkeeping): Adjust block numbers when
692 encountering debug-only blocks.
693 (find_place_for_bookkeeping): Deal with debug-only blocks.
694 (generate_bookkeeping_insn): Accept no place to insert.
695 (remove_temp_moveop_nops): New argument full_tidying.
696 (prepare_place_to_insert): Deal with debug insns.
697 (advance_state_on_fence): Debug insns don't start cycles.
698 (update_boundaries): Take fence as argument. Deal with
700 (schedule_expr_on_boundary): No full_tidying on debug insns.
701 (fill_insns): Deal with debug insns.
702 (track_scheduled_insns_and_blocks): Don't count debug insns.
703 (need_nop_to_preserve_insn_bb): New, split out of...
704 (remove_insn_from_stream): ... this.
705 (fur_orig_expr_not_found): Skip debug insns.
706 * rtl.def (VALUE): Move up.
708 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug
710 (nearest_common_dominator_of_uses): Take debug_stmts argument.
711 Set it if debug stmts are found.
712 (statement_sink_location): Skip debug stmts. Propagate
713 moving defs into debug stmts.
714 * ifcvt.c (first_active_insn): Skip debug insns.
715 (last_active_insns): Likewise.
716 (cond_exec_process_insns): Likewise.
717 (noce_process_if_block): Likewise.
718 (check_cond_move_block): Likewise.
719 (cond_move_convert_if_block): Likewise.
720 (block_jumps_and_fallthru_p): Likewise.
721 (dead_or_predicable): Likewise.
722 * dwarf2out.c (debug_str_hash_forced): New.
723 (find_AT_string): Add comment.
724 (gen_label_for_indirect_string): New.
725 (get_debug_string_label): New.
726 (AT_string_form): Use it.
727 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
728 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
729 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
730 several operations that cannot be represented with DWARF opcodes.
731 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
732 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
733 (dwarf2out_var_location): Take during-call mark into account.
734 (output_indirect_string): Update comment. Output if there are
735 label and references.
736 (prune_indirect_string): New.
737 (prune_unused_types): Call it if debug_str_hash_forced.
738 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
739 (dw_long_long_const): Remove.
740 (struct dw_val_struct): Change val_long_long type to rtx.
741 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
742 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
743 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
744 component instead of HOST_BITS_PER_LONG.
745 (output_loc_operands): Likewise. For const8* assert
746 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
747 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
748 rather than HOST_BITS_PER_LONG is >= 64.
749 (add_AT_long_long): Remove val_hi and val_lo arguments, add
751 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
752 HOST_BITS_PER_LONG for dw_val_class_long_long.
753 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
754 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
755 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
757 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
758 Handle DW_OP_implicit_value.
759 (extract_int): Move prototype earlier.
760 (mem_loc_descriptor): For SUBREG punt if inner
761 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
762 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
763 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
764 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
765 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
766 instead of Pmode size.
767 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
768 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
769 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
770 (concat_loc_descriptor, concatn_loc_descriptor,
771 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
772 (add_location_or_const_value_attribute): Likewise. For single
773 location loc_lists attempt to use add_const_value_attribute
774 for constant decls. Add DW_AT_const_value even if
775 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
777 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
778 (control_flow_insn_p): Likewise.
779 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug
781 (separate_decls_in_region_debug_bind): New.
782 (separate_decls_in_region): Process debug bind stmts afterwards.
783 * recog.c (verify_changes): Handle debug insns.
784 (extract_insn): Likewise.
785 (peephole2_optimize): Skip debug insns.
786 * dse.c (scan_insn): Skip debug insns.
787 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
789 (setup_id_for_insn): Handle debug insns.
790 (maybe_tidy_empty_bb): Adjust whitespace.
791 (tidy_control_flow): Skip debug insns.
792 (sel_remove_insn): Adjust for debug insns.
793 (sel_estimate_number_of_insns): Skip debug insns.
794 (create_insn_rtx_from_pattern): Handle debug insns.
795 (create_copy_of_insn_rtx): Likewise.
796 * sel-sched-.h (sel_bb_end): Declare.
797 (sel_bb_empty_or_nop_p): New.
798 (get_all_loop_exits): Use it.
799 (_eligible_successor_edge_p): Likewise.
800 (return_nop_to_pool): Adjust.
801 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
802 * ira-lives.c (process_bb_node_lives): Skip debug insns.
803 * gimple-pretty-print.c (dump_gimple_debug): New.
804 (dump_gimple_stmt): Use it.
805 (dump_bb_header): Skip gimple debug stmts.
806 * regmove.c (optimize_reg_copy_1): Discount debug insns.
807 (fixup_match_2): Likewise.
808 (regmove_backward_pass): Likewise. Simplify combined
809 replacement. Handle debug insns.
810 * function.c (instantiate_virtual_regs): Handle debug insns.
811 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
812 * print-rtl.h: Include cselib.h.
813 (print_rtx): Print VALUEs. Split out and recurse for
815 * df.h (df_inns_rescan_debug_internal): Declare.
816 * gcse.c (alloc_hash_table): Estimate n_insns.
817 (cprop_insn): Don't regard debug insns as changes.
818 (bypass_conditional_jumps): Skip debug insns.
819 (one_pre_gcse_pass): Adjust.
820 (one_code_hoisting_pass): Likewise.
821 (compute_ld_motion_mems): Skip debug insns.
822 (one_cprop_pass): Adjust.
823 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
824 (if_convertible_stmt_p): Handle debug stmts.
825 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
826 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
827 * ira-build.c (create_bb_allocnos): Skip debug insns.
828 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
829 (has_single_use): Likewise.
830 (single_imm_use): Likewise.
831 (num_imm_uses): Likewise.
832 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
833 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
834 (create_outofssa_var_map): Likewise.
835 * lower-subreg.c (adjust_decomposed_uses): New.
836 (resolve_debug): New.
837 (decompose_multiword_subregs): Use it.
838 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
839 * emit-rtl.c: Include params.h.
840 (cur_debug_insn_uid): Define.
841 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
842 (copy_rtx_if_shared_1): Handle debug insns.
843 (reset_used_flags): Likewise.
844 (set_used_flags): LIkewise.
845 (get_max_insn_count): New.
846 (next_nondebug_insn): New.
847 (prev_nondebug_insn): New.
848 (make_debug_insn_raw): New.
849 (emit_insn_before_noloc): Handle debug insns.
850 (emit_jump_insn_before_noloc): Likewise.
851 (emit_call_insn_before_noloc): Likewise.
852 (emit_debug_insn_before_noloc): New.
853 (emit_insn_after_noloc): Handle debug insns.
854 (emit_jump_insn_after_noloc): Likewise.
855 (emit_call_insn_after_noloc): Likewise.
856 (emit_debug_insn_after_noloc): Likewise.
857 (emit_insn_after): Take loc from earlier non-debug insn.
858 (emit_jump_insn_after): Likewise.
859 (emit_call_insn_after): Likewise.
860 (emit_debug_insn_after_setloc): New.
861 (emit_debug_insn_after): New.
862 (emit_insn_before): Take loc from later non-debug insn.
863 (emit_jump_insn_before): Likewise.
864 (emit_call_insn_before): Likewise.
865 (emit_debug_insn_before_setloc): New.
866 (emit_debug_insn_before): New.
867 (emit_insn): Handle debug insns.
868 (emit_debug_insn): New.
869 (emit_jump_insn): Handle debug insns.
870 (emit_call_insn): Likewise.
872 (init_emit): Take min-nondebug-insn-uid into account.
873 Initialize cur_debug_insn_uid.
874 (emit_copy_of_insn_after): Handle debug insns.
875 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
876 location of single rhs in place.
877 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
878 (floor_sdiv_adjust): New.
879 (cell_sdiv_adjust): New.
880 (cell_udiv_adjust): New.
881 (round_sdiv_adjust): New.
882 (round_udiv_adjust): New.
883 (wrap_constant): Moved from cselib.
884 (unwrap_constant): New.
885 (expand_debug_expr): New.
886 (expand_debug_locations): New.
887 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
889 (gimple_expand_cfg): Expand debug locations.
890 * cselib.c: Include tree-pass.h.
891 (struct expand_value_data): New.
892 (cselib_record_sets_hook): New.
893 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
894 (cselib_clear_table): Move, and implemnet in terms of...
895 (cselib_reset_table_with_next_value): ... this.
896 (cselib_get_next_unknown_value): New.
897 (discard_useless_locs): Don't discard preserved values.
898 (cselib_preserve_value): New.
899 (cselib_preserved_value_p): New.
900 (cselib_preserve_definitely): New.
901 (cselib_clear_preserve): New.
902 (cselib_preserve_only_values): New.
903 (new_cselib_val): Take rtx argument. Dump it in details.
904 (cselib_lookup_mem): Adjust.
905 (expand_loc): Take regs_active in struct. Adjust. Silence
906 dumps unless details are requested.
907 (cselib_expand_value_rtx_cb): New.
908 (cselib_expand_value_rtx): Rename and reimplment in terms of...
909 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
910 without details. Copy more subregs. Try to resolve values
911 using a callback. Wrap constants.
912 (cselib_subst_to_values): Adjust.
913 (cselib_log_lookup): New.
914 (cselib_lookup): Call it.
915 (cselib_invalidate_regno): Don't count preserved values as
917 (cselib_invalidate_mem): Likewise.
918 (cselib_record_set): Likewise.
919 (struct set): Renamed to cselib_set, moved to cselib.h.
920 (cselib_record_sets): Adjust. Call hook.
921 (cselib_process_insn): Reset table when it would be cleared.
922 (dump_cselib_val): New.
923 (dump_cselib_table): New.
924 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
925 (remove_forwarder_block): Support moving debug stmts.
926 * cselib.h (cselib_record_sets_hook): Declare.
927 (cselib_expand_callback): New type.
928 (cselib_expand_value_rtx_cb): Declare.
929 (cselib_reset_table_with_next_value): Declare.
930 (cselib_get_next_unknown_value): Declare.
931 (cselib_preserve_value): Declare.
932 (cselib_preserved_value_p): Declare.
933 (cselib_preserve_only_values): Declare.
934 (dump_cselib_table): Declare.
935 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
936 (try_crossjump_to_edge): Likewise.
937 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
938 dominated blocks when debug stmts are present.
939 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
940 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
941 (set_var_live_on_entry): Likewise.
942 * loop-invariant.c (find_invariants_bb): Skip debug insns.
943 * cfglayout.c (curr_location, last_location): Make static.
944 (set_curr_insn_source_location): Don't avoid bouncing.
945 (get_curr_insn_source_location): New.
946 (get_curr_insn_block): New.
947 (duplicate_insn_chain): Handle debug insns.
948 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
950 * common.opt (fcompare-debug): Move to sort order.
951 (fdump-unnumbered-links): Likewise.
952 (fvar-tracking-assignments): New.
953 (fvar-tracking-assignments-toggle): New.
954 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
955 because of debug stmts.
956 (mark_stmt_if_obviously_necessary): Mark debug stmts.
957 (eliminate_unnecessary_stmts): Walk dominated blocks before
959 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
960 * ira.c (memref_used_between_p): Skip debug insns.
961 (update_equiv_regs): Likewise.
962 * sched-deps.c (sd_lists_size): Accept empty list.
963 (sd_init_insn): Mark debug insns.
964 (sd_finish_insn): Unmark them.
965 (sd_add_dep): Reject non-debug deps on debug insns.
966 (fixup_sched_groups): Give debug insns group treatment.
968 (sched_analyze_reg): Don't mark debug insns for sched before call.
969 (sched_analyze_2): Handle debug insns.
970 (sched_analyze_insn): Compute next non-debug insn. Handle debug
972 (deps_analyze_insn): Handle debug insns.
973 (deps_start_bb): Skip debug insns.
974 (init_deps): Initialize last_debug_insn.
975 * tree-ssa.c (target_for_debug_bind): New.
976 (find_released_ssa_name): New.
977 (propagate_var_def_into_debug_stmts): New.
978 (propagate_defs_into_debug_stmts): New.
979 (verify_ssa): Skip debug bind stmts without values.
980 (warn_uninialized_vars): Skip debug stmts.
981 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
982 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
983 (rtx_equal_p): Likewise.
984 * ira-costs.c (scan_one_insn): Skip debug insns.
985 (process_bb_node_for_hard_reg_moves): Likewise.
986 * rtl.h (DEBUG_INSN_P): New.
987 (NONDEBUG_INSN_P): New.
988 (MAY_HAVE_DEBUG_INSNS): New.
989 (INSN_P): Accept debug insns.
990 (RTX_FRAME_RELATED_P): Likewise.
991 (INSN_DELETED_P): Likewise
992 (PAT_VAR_LOCATION_DECL): New.
993 (PAT_VAR_LOCATION_LOC): New.
994 (PAT_VAR_OCATION_STATUS): New.
995 (NOTE_VAR_LOCATION_DECL): Reimplement.
996 (NOTE_VAR_LOCATION_LOC): Likewise.
997 (NOTE_VAR_LOCATION_STATUS): Likewise.
998 (INSN_VAR_LOCATION): New.
999 (INSN_VAR_LOCATION_DECL): New.
1000 (INSN_VAR_LOCATION_LOC): New.
1001 (INSN_VAR_LOCATION_STATUS): New.
1002 (gen_rtx_UNKNOWN_VAR_LOC): New.
1003 (VAR_LOC_UNKNOWN_P): New.
1004 (NOTE_DURING_CALL_P): New.
1005 (SCHED_GROUP_P): Accept debug insns.
1006 (emit_debug_insn_before): Declare.
1007 (emit_debug_insn_before_noloc): Declare.
1008 (emit_debug_insn_beore_setloc): Declare.
1009 (emit_debug_insn_after): Declare.
1010 (emit_debug_insn_after_noloc): Declare.
1011 (emit_debug_insn_after_setloc): Declare.
1012 (emit_debug_insn): Declare.
1013 (make_debug_insn_raw): Declare.
1014 (prev_nondebug_insn): Declare.
1015 (next_nondebug_insn): Declare.
1016 (delegitimize_mem_from_attrs): Declare.
1017 (get_max_insn_count): Declare.
1018 (wrap_constant): Declare.
1019 (unwrap_constant): Declare.
1020 (get_curr_insn_source_location): Declare.
1021 (get_curr_insn_block): Declare.
1022 * tree-inline.c (insert_debug_decl_map): New.
1023 (processing_debug_stmt): New.
1024 (remap_decl): Don't create new mappings in debug stmts.
1025 (remap_gimple_op_r): Don't add references in debug stmts.
1026 (copy_tree_body_r): Likewise.
1027 (remap_gimple_stmt): Handle debug bind stmts.
1028 (copy_bb): Skip debug stmts.
1029 (copy_edges_for_bb): Likewise.
1030 (copy_debug_stmt): New.
1031 (copy_debug_stmts): New.
1032 (copy_body): Copy debug stmts at the end.
1033 (insert_init_debug_bind): New.
1034 (insert_init_stmt): Take id. Skip and emit debug stmts.
1035 (setup_one_parameter): Remap variable earlier, register debug
1037 (estimate_num_insns): Skip debug stmts.
1038 (expand_call_inline): Preserve debug_map.
1039 (optimize_inline_calls): Check for no debug_stmts left-overs.
1040 (unsave_expr_now): Preserve debug_map.
1041 (copy_gimple_seq_and_replace_locals): Likewise.
1042 (tree_function_versioning): Check for no debug_stmts left-overs.
1043 Init and destroy debug_map as needed. Split edges unconditionally.
1044 (build_duplicate_type): Init and destroy debug_map as needed.
1045 * tree-inline.h: Include gimple.h instead of pointer-set.h.
1046 (struct copy_body_data): Add debug_stmts and debug_map.
1047 * sched-int.h (struct ready_list): Add n_debug.
1048 (struct deps): Add last_debug_insn.
1049 (DEBUG_INSN_SCHED_P): New.
1050 (BOUNDARY_DEBUG_INSN_P): New.
1051 (SCHEDULE_DEBUG_INSN_P): New.
1052 (sd_iterator_cond): Accept empty list.
1053 * combine.c (create_log_links): Skip debug insns.
1054 (combine_instructions): Likewise.
1055 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
1056 return value is always unshared.
1057 (struct rtx_subst_pair): New.
1058 (auto_adjust_pair): New.
1059 (propagate_for_debug_subst): New.
1060 (propagate_for_debug): New.
1061 (try_combine): Skip debug insns. Propagate removed defs into
1063 (next_nonnote_nondebug_insn): New.
1064 (distribute_notes): Use it. Skip debug insns.
1065 (distribute_links): Skip debug insns.
1066 * tree-outof-ssa.c (set_location_for_edge): Likewise.
1067 * resource.c (mark_target_live_regs): Likewise.
1068 * var-tracking.c: Include cselib.h and target.h.
1069 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
1071 (micro_operation_type_name): New.
1072 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
1073 (struct micro_operation_def): Update comments.
1074 (decl_or_value): New type. Use instead of decls.
1075 (struct emit_note_data_def): Add vars.
1076 (struct attrs_def): Use decl_or_value.
1077 (struct variable_tracking_info_def): Add permp, flooded.
1078 (struct location_chain_def): Update comment.
1079 (struct variable_part_def): Use decl_or_value.
1080 (struct variable_def): Make var_part a variable length array.
1082 (scratch_regs): New.
1083 (cselib_hook_called): New.
1084 (dv_is_decl_p): New.
1085 (dv_is_value_p): New.
1088 (dv_as_opaque): New.
1089 (dv_onepart_p): New.
1091 (IS_DECL_CODE): New.
1092 (check_value_is_not_decl): New.
1093 (dv_from_decl): New.
1094 (dv_from_value): New.
1095 (dv_htab_hash): New.
1096 (variable_htab_hash): Use it.
1097 (variable_htab_eq): Support values.
1098 (variable_htab_free): Free from the right pool.
1099 (attrs_list_member, attrs_list_insert): Use decl_or_value.
1100 (attrs_list_union): Adjust.
1101 (attrs_list_mpdv_union): New.
1102 (tie_break_pointers): New.
1103 (canon_value_cmp): New.
1104 (unshare_variable): Return possibly-modified slot.
1105 (vars_copy_1): Adjust.
1106 (var_reg_decl_set): Adjust. Split out of...
1107 (var_reg_set): ... this.
1108 (get_init_value): Adjust.
1109 (var_reg_delete_and_set): Adjust.
1110 (var_reg_delete): Adjust.
1111 (var_regno_delete): Adjust.
1112 (var_mem_decl_set): Split out of...
1113 (var_mem_set): ... this.
1114 (var_mem_delete_and_set): Adjust.
1115 (var_mem_delete): Adjust.
1119 (variable_union): Adjust. Speed up merge of 1-part vars.
1120 (variable_canonicalize): Use unshared slot.
1121 (VALUED_RECURSED_INTO): New.
1122 (find_loc_in_1pdv): New.
1123 (struct dfset_merge): New.
1124 (insert_into_intersection): New.
1125 (intersect_loc_chains): New.
1127 (canonicalize_loc_order_check): New.
1128 (canonicalize_values_mark): New.
1129 (canonicalize_values_star): New.
1130 (variable_merge_over_cur): New.
1131 (variable_merge_over_src): New.
1132 (dataflow_set_merge): New.
1133 (dataflow_set_equiv_regs): New.
1134 (remove_duplicate_values): New.
1135 (struct dfset_post_merge): New.
1136 (variable_post_merge_new_vals): New.
1137 (variable_post_merge_perm_vals): New.
1138 (dataflow_post_merge_adjust): New.
1139 (find_mem_expr_in_1pdv): New.
1140 (dataflow_set_preserve_mem_locs): New.
1141 (dataflow_set_remove_mem_locs): New.
1142 (dataflow_set_clear_at_call): New.
1143 (onepart_variable_different_p): New.
1144 (variable_different_p): Use it.
1145 (dataflow_set_different_1): Adjust. Make detailed dump
1147 (track_expr_p): Add need_rtl parameter. Don't generate rtl
1149 (track_loc_p): Pass it true.
1150 (struct count_use_info): New.
1151 (find_use_val): New.
1152 (replace_expr_with_values): New.
1154 (use_type): New, partially split out of...
1155 (count_uses): ... this. Count new micro-ops.
1156 (count_uses_1): Adjust.
1157 (count_stores): Adjust.
1158 (count_with_sets): New.
1159 (VAL_NEEDS_RESOLUTION): New.
1160 (VAL_HOLDS_TRACK_EXPR): New.
1161 (VAL_EXPR_IS_COPIED): New.
1162 (VAL_EXPR_IS_CLOBBERED): New.
1163 (add_uses): Adjust. Generate new micro-ops.
1164 (add_uses_1): Adjust.
1165 (add_stores): Generate new micro-ops.
1166 (add_with_sets): New.
1167 (find_src_status): Adjust.
1168 (find_src_set_src): Adjust.
1169 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
1170 Handle new micro-ops. Canonicalize value equivalances.
1171 (vt_find_locations): Compute total size of hash tables for
1172 dumping. Perform merge for var-tracking-assignments. Don't
1173 disregard single-block loops.
1174 (dump_attrs_list): Handle decl_or_value.
1175 (dump_variable): Take variable. Deal with decl_or_value.
1176 (dump_variable_slot): New.
1177 (dump_vars): Use it.
1178 (dump_dataflow_sets): Adjust.
1179 (set_slot_part): New, extended to support one-part variables
1180 after splitting out of...
1181 (set_variable_part): ... this.
1182 (clobber_slot_part): New, split out of...
1183 (clobber_variable_part): ... this.
1184 (delete_slot_part): New, split out of...
1185 (delete_variable_part): .... this.
1186 (check_wrap_constant): New.
1187 (vt_expand_loc_callback): New.
1188 (vt_expand_loc): New.
1189 (emit_note_insn_var_location): Adjust. Handle values. Handle
1190 EMIT_NOTE_AFTER_CALL_INSN.
1191 (emit_notes_for_differences_1): Adjust. Handle values.
1192 (emit_notes_for_differences_2): Likewise.
1193 (emit_notes_for_differences): Adjust.
1194 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN
1195 notes. Adjust. Handle new micro-ops.
1196 (vt_add_function_parameters): Adjust. Create and bind values.
1197 (vt_initialize): Adjust. Initialize scratch_regs and
1198 valvar_pool, flooded and perm.. Initialize and use cselib. Log
1199 operations. Move some code to count_with_sets and add_with_sets.
1200 (delete_debug_insns): New.
1201 (vt_debug_insns_local): New.
1202 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
1204 (var_tracking_main): If var-tracking-assignments is enabled
1205 but var-tracking isn't, delete debug insns and leave. Likewise
1206 if we exceed limits or fail the stack adjustments tests, and
1207 after all var-tracking processing.
1208 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
1209 (dataflow_set): Add traversed_vars.
1210 (value_chain, const_value_chain): New typedefs.
1211 (value_chain_pool, value_chains): New variables.
1212 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
1213 add_value_chains, add_cselib_value_chains, remove_value_chain,
1214 remove_value_chains, remove_cselib_value_chains): New functions.
1215 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
1216 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
1218 (shared_hash_find_slot_unshare, shared_hash_find_slot,
1219 shared_hash_find_slot_noinsert, shared_hash_find): Update.
1220 (dst_can_be_shared): New variable.
1221 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
1222 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
1223 different from set->vars, look up slot again instead of using the
1225 (dataflow_set_init): Initialize traversed_vars.
1226 (variable_union): Use shared_hash_*. Use initially NO_INSERT
1227 lookup if set->vars is shared. Don't keep slot cleared before
1228 calling unshare_variable. Unshare set->vars if needed. Adjust
1229 unshare_variable callers. Clear dst_can_be_shared if needed.
1230 Even ->refcount == 1 vars must be unshared if set->vars is shared
1231 and var needs to be modified.
1232 (dataflow_set_union): Set traversed_vars during canonicalization.
1233 (VALUE_CHANGED, DECL_CHANGED): Define.
1234 (set_dv_changed, dv_changed_p): New static inlines.
1235 (track_expr_p): Clear DECL_CHANGED.
1236 (dump_dataflow_sets): Set it.
1237 (variable_was_changed): Call set_dv_changed.
1238 (emit_note_insn_var_location): Likewise.
1239 (changed_variables_stack): New variable.
1240 (check_changed_vars_1, check_changed_vars_2): New functions.
1241 (emit_notes_for_changes): Do nothing if changed_variables is
1242 empty. Traverse changed_variables with check_changed_vars_1,
1243 call check_changed_vars_2 on each changed_variables_stack entry.
1244 (emit_notes_in_bb): Add SET argument. Just clear it at the
1245 beginning, use it instead of local &set, don't destroy it at the
1247 (vt_emit_notes): Call dataflow_set_clear early on all
1248 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
1249 computed set, dataflow_set_clear also VTI(bb)->in when we are
1250 done with the basic block. Initialize changed_variables_stack,
1251 free it afterwards. If ENABLE_CHECKING verify that after noting
1252 differences to an empty set value_chains hash table is empty.
1253 (vt_initialize): Initialize value_chains and value_chain_pool.
1254 (vt_finalize): Delete value_chains htab, free value_chain_pool.
1255 (variable_tracking_main): Call dump_dataflow_sets before calling
1256 vt_emit_notes, not after it.
1257 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
1258 (propagate_var_def_into_debug_stmts): Declare.
1259 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
1260 (df_set_note): Reject debug insns.
1261 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
1262 add notes to debug insns.
1263 (df_note_bb_compute): Adjust. Likewise.
1264 (df_simulate_uses): Skip debug insns.
1265 (df_simulate_initialize_backwards): Likewise.
1266 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
1267 (subst_stack_regs_pat): Reject debug insns.
1268 (convert_regs_1): Handle debug insns.
1269 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
1270 (print-rtl.o): Depend on cselib.h.
1271 (cselib.o): Depend on TREE_PASS_H.
1272 (var-tracking.o): Depend on cselib.h and TARGET_H.
1273 * sched-rgn.c (rgn_estimate_number_of_insns): Discount
1275 (init_ready_list): Skip boundary debug insns.
1276 (add_branch_dependences): Skip debug insns.
1277 (free_block_dependencies): Check for blocks with only debug
1279 (compute_priorities): Likewise.
1280 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
1281 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
1283 (gimple_build_debug_bind_stat): New.
1284 (empty_body_p): Skip debug stmts.
1285 (gimple_has_side_effects): Likewise.
1286 (gimple_rhs_has_side_effects): Likewise.
1287 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
1288 (gimple_build_debug_bind_stat): Declare.
1289 (gimple_build_debug_bind): Define.
1290 (is_gimple_debug): New.
1291 (gimple_debug_bind_p): New.
1292 (gimple_debug_bind_get_var): New.
1293 (gimple_debug_bind_get_value): New.
1294 (gimple_debug_bind_get_value_ptr): New.
1295 (gimple_debug_bind_set_var): New.
1296 (gimple_debug_bind_set_value): New.
1297 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
1298 (gimple_debug_bind_reset_value): New.
1299 (gimple_debug_bind_has_value_p): New.
1300 (gsi_next_nondebug): New.
1301 (gsi_prev_nondebug): New.
1302 (gsi_start_nondebug_bb): New.
1303 (gsi_last_nondebug_bb): New.
1304 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
1305 (print_insn): Handle DEBUG_INSN.
1306 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
1307 of first insn prevail.
1308 (first_stmt): Skip debug stmts.
1309 (first_non_label_stmt): Likewise.
1310 (last_stmt): Likewise.
1311 (has_zero_uses_1): New.
1312 (single_imm_use_1): New.
1313 (verify_gimple_debug): New.
1314 (verify_types_in_gimple_stmt): Handle debug stmts.
1315 (verify_stmt): Likewise.
1316 (debug_loop_num): Skip debug stmts.
1317 (remove_edge_and_dominated_blocks): Remove dominators last.
1318 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into
1320 (linearize_expr): Likewise.
1321 * config/i386/i386.c (ix86_delegitimize_address): Call
1322 default implementation.
1323 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug
1325 (group_barrier_needed): Skip debug insns.
1326 (emit_insn_group_barriers): Likewise.
1327 (emit_all_insn_group_barriers): Likewise.
1328 (ia64_variable_issue): Handle debug insns.
1329 (ia64_dfa_new_cycle): Likewise.
1330 (final_emit_insn_group_barriers): Skip debug insns.
1331 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
1332 def cfa without frame.
1333 (process_set): Likewise.
1334 (process_for_unwind_directive): Pass frame on.
1335 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1336 (rs6000_delegitimize_address): New.
1337 (rs6000_debug_adjust_cost): Handle debug insns.
1338 (is_microcoded_insn): Likewise.
1339 (is_cracked_insn): Likewise.
1340 (is_nonpipeline_insn): Likewise.
1341 (insn_must_be_first_in_group): Likewise.
1342 (insn_must_be_last_in_group): Likewise.
1343 (force_new_group): Likewise.
1344 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
1345 contains only debug insns.
1346 (rtl_merge_blocks): Skip debug insns.
1347 (purge_dead_edges): Likewise.
1348 (rtl_block_ends_with_call_p): Skip debug insns.
1349 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
1350 (mark_reg_dependencies): Skip debug insns.
1351 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
1352 * tree-ssanames.c (release_ssa_name): Propagate def into
1354 * tree-ssa-threadedge.c
1355 (record_temporary_equivalences_from_stmts): Skip debug stmts.
1356 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
1357 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
1358 (copyprop_hardreg_forward_1): Handle debug insns.
1359 * reload1.c (reload): Skip debug insns. Replace unassigned
1360 pseudos in debug insns with their equivalences.
1361 (eliminate_regs_in_insn): Skip debug insns.
1362 (emit_input_reload_insns): Skip debug insns at first, adjust
1364 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
1365 (get_indirect_ref_operands): Pass opf_no_vops on.
1366 (get_expr_operands): Likewise. Skip debug stmts.
1367 (parse_ssa_operands): Scan debug insns with opf_no_vops.
1369 2009-09-01 Richard Henderson <rth@redhat.com>
1371 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
1372 stmt_ends_pp_p statements at least once.
1373 * tree-vrp.c (vrp_initialize): Likewise.
1374 (vrp_visit_stmt): Be prepared for non-interesting stmts.
1376 2009-09-01 Dodji Seketeli <dodji@redhat.com>
1379 Fix AIX bootstrap after PR debug/30161
1380 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
1381 that is a GNU extension.
1382 (tmpl_value_parm_die_table): Move the definition of this global
1383 outside #ifdef DWARF2_DEBUGGING_INFO region.
1385 2009-09-01 Richard Guenther <rguenther@suse.de>
1387 * tree.c (tree_expr_size): New function.
1388 * tree.h (tree_expr_size): Declare.
1389 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
1390 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
1391 * langhooks.c (lhd_expr_size): Remove.
1392 * langhooks.h (struct lang_hooks): Remove expr_size.
1393 * explow.c (expr_size): Use tree_expr_size.
1394 (int_expr_size): Likewise.
1395 * langhooks-def.h (lhd_expr_size): Remove.
1396 (LANG_HOOKS_EXPR_SIZE): Likewise.
1397 (LANG_HOOKS_INITIALIZER): Adjust.
1399 2009-09-01 Richard Guenther <rguenther@suse.de>
1401 * tree-flow.h (mark_addressable): Move declaration ...
1402 * tree.h (mark_addressable): ... here.
1403 * stmt.c (expand_asm_operands): Use mark_addressable, not
1404 lang_hooks.mark_addressable.
1405 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1406 LANG_HOOKS_MARK_ADDRESSABLE.
1407 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
1408 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
1410 2009-08-31 Chris Demetriou <cgd@google.com>
1412 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
1413 vectorize if not TARGET_SSE2.
1415 2009-08-31 DJ Delorie <dj@redhat.com>
1417 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
1418 registers if no coprocessor is enabled.
1420 2009-08-31 Dodji Seketeli <dodji@redhat.com>
1423 * cgraph.h (cgraph_get_node): Declare ...
1424 * cgraph.c (cgraph_get_node): ... new function.
1425 * dwarf2out.c (gen_generic_params_dies,
1426 generic_parameter_die, tree_add_const_value_attribute_for_decl,
1427 make_ith_pack_parameter_name,
1428 append_entry_to_tmpl_value_parm_die_table,
1429 gen_remaining_tmpl_value_param_die_attribute): New functions.
1430 (gen_subprogram_die): Generate debug info for template parameters
1431 if debug info level is higher than DINFO_LEVEL_TERSE.
1432 Use tree_add_const_value_attribute_for_decl instead of
1433 tree_add_const_value_attribute.
1434 (gen_const_die): Use tree_add_const_value_attribute_for_decl
1435 instead of tree_add_const_value_attribute.
1436 (gen_struct_or_union_type_die): Generate debug
1437 info for template parameters if debug info level is higher than
1439 (tree_add_const_value_attribute): Handle integral and pointer
1440 constants. Update comment.
1441 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
1442 (dwarf_attr_name): Support DW_AT_GNU_template_name.
1443 (reference_to_unused): Fix thinko. Remove redundant predicates from
1445 (tree_add_const_value_attribute): Make this work for constant
1447 tree_add_const_value_attribute_for_decl is to be used for variable
1449 (add_location_or_const_value_attribute): Use
1450 tree_add_const_value_attribute_for_decl now.
1451 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
1452 DW_TAG_template_value_param DIEs after function DIEs have been
1454 * langhooks.h (lang_hooks_for_types): Add
1455 get_argument_pack_elems.
1456 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
1457 (lang_hooks): Added get_innermost_generic_parms,
1458 get_innermost_generic_args.
1459 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
1460 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
1461 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
1462 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
1464 2009-08-31 DJ Delorie <dj@redhat.com>
1466 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
1467 it once we start generating the prologue or epilogue.
1468 (mep_call_saves_register): If the frame is locked, re-use
1470 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
1471 (mep_expand_prologue): Call it.
1472 (mep_expand_epilogue): Likewise.
1473 (mep_start_function): Use the same logic as mep_expand_prologue.
1474 (mep_pass_by_reference): Make logic more readable.
1475 (mep_return_in_memory): Zero-sized objects are passed in memory.
1476 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
1479 2009-08-31 Richard Guenther <rguenther@suse.de>
1481 * builtins.c (fold_builtin_memory_op): Use the alias oracle
1482 to query if the memory regions for memmove overlap.
1483 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
1484 asserts on pointers, instead deal with odd trees.
1485 (ptr_derefs_may_alias_p): Likewise.
1486 (refs_may_alias_p_1): Constructor bases also never alias.
1488 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
1490 * doc/install.texi (Final install): Adjust reference on where to
1491 order printed manuals.
1493 2009-08-30 Olivier Hainque <hainque@adacore.com>
1495 * dwarf2out.c (switch_to_frame_table_section): Move
1496 definition prior to first use.
1498 2009-08-30 Richard Guenther <rguenther@suse.de>
1500 PR tree-optimization/41186
1501 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
1502 (ao_ref_init_from_ptr_and_size): New function.
1503 (ref_maybe_used_by_call_p_1): Be more precise tracking
1504 used ranges for builtin functions.
1505 (ref_maybe_used_by_call_p): Adjust.
1506 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
1507 ranges for builtin functions.
1508 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
1510 2009-08-30 Alan Modra <amodra@bigpond.net.au>
1513 * fwprop.c (get_reg_use_in): Delete.
1514 (free_load_extend): New function.
1515 (forward_propagate_subreg): Use it.
1517 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
1519 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
1521 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
1524 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
1527 2009-08-29 Douglas B Rupp <rupp@gnat.com>
1529 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
1530 fini or fini_array section.
1532 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1534 * graphite-dependences.c (graphite_legal_transform_bb): Call
1535 pbb_remove_duplicate_pdrs.
1536 * graphite-poly.c (can_collapse_pdr): Removed.
1537 (pdr_find_duplicate): Removed.
1538 (can_collapse_pdrs): New.
1539 (pbb_remove_duplicate_pdrs): New.
1540 (new_poly_dr): Do not look for duplicates.
1541 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
1542 (PBB_PDR_DUPLICATES_REMOVED): New.
1543 (pbb_remove_duplicate_pdrs): Declared.
1545 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1547 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
1548 the strides by multiplying by PDR_NB_REFS.
1549 * graphite-poly.c (can_collapse_pdr): New.
1550 (pdr_find_duplicate): New.
1551 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
1552 Initialize PDR_NB_REFS.
1553 * graphite-poly.h (struct poly_dr): Add field nb_refs.
1555 (new_poly_dr): Number of subscripts is a graphite_dim_t.
1557 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1560 * graphite-poly.c (apply_poly_transforms): Remove legality test before
1563 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1565 * graphite-dependences.c (pddr_original_scattering): Return NULL
1566 for read-read dependence relations.
1567 * graphite-poly.h (enum poly_dr_type): Fix comment.
1570 (pdr_may_write_p): New.
1572 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1574 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
1575 (struct poly_dr): Same.
1576 (new_poly_dr): Same.
1577 * graphite-poly.c (new_poly_dr): Same.
1578 * graphite-dependences.c (dot_deps): Disable call to system.
1580 2009-08-28 Cary Coutant <ccoutant@google.com>
1583 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
1584 struct/union/enum types local to a function.
1586 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1587 Sebastian Pop <sebastian.pop@amd.com>
1589 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
1590 pbb_strip_mine_time_depth. Changed the implementation so that
1591 transformation is expressed as a transformation on
1592 time (scatttering) dimensions. Also, ensures that the 2d+1
1593 scheduling format is preserved.
1594 (pbb_strip_mine_profitable_p): Profitability is based on the
1595 iteration number of a given time (scattering) dimension,
1596 and not on a original loop depth dimension.
1597 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
1598 (pbb_do_strip_mine): Call psct_dynamic_dim.
1599 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
1600 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
1601 (pbb_nb_dynamic_scattering_transform): New.
1602 (psct_dynamic_dim): New.
1604 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1606 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1607 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1608 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
1609 * graphite-interchange.c (build_linearized_memory_access): Same.
1610 (memory_stride_in_loop): Same.
1612 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1614 * graphite-dependences.c (pddr_original_scattering): New.
1615 (graphite_legal_transform_dr): Call pddr_original_scattering.
1618 * graphite-dependences.h (dot_deps): Declared.
1619 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
1620 (print_pdr): Print PDR_ID.
1621 * graphite-poly.h (struct poly_dr): Add field id.
1624 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
1626 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1628 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
1629 not delete the original dependence relation.
1631 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1633 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
1634 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
1635 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
1636 (free_poly_ddr): New.
1637 (pddr_is_empty): New.
1638 (dependence_polyhedron_1): Now returns a poly_ddr_p.
1639 (dependence_polyhedron): Same. Remove useless gcc_assert.
1641 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
1642 (graphite_carried_dependence_level_k): Call pddr_is_empty.
1643 * graphite-dependences.h (enum poly_dependence_kind): New.
1644 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
1645 (PDRP_SOURCE): Renamed PDDR_SOURCE.
1646 (PDRP_SINK): Renamed PDDR_SINK.
1647 (PDRP_DDP): Renamed PDDR_DDP.
1649 (free_poly_ddr): Declared.
1650 * graphite-poly.c (new_scop): Use the new hash function names.
1651 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
1652 into original_pddrs.
1653 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
1655 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1657 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
1658 bounds with LT_EXPR to make niter analysis more precise on code
1659 generated by Graphite.
1661 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1663 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
1664 (graphite_legal_transform_bb): Same.
1665 (poly_drs_may_alias_p): Same.
1667 2009-08-28 Richard Guenther <rguenther@suse.de>
1669 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
1671 2009-08-28 Jan Beulich <jbeulich@novell.com>
1673 * config/i386/netware.c: Include langhooks.h.
1674 (i386_nlm_encode_section_info): Simplify.
1675 (netware_override_options): Delete.
1676 * config/i386/netware.h (netware_override_options): Delete
1678 (OVERRIDE_OPTIONS): Delete definition.
1679 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1680 (ASM_COMMENT_START): Define.
1681 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
1683 2009-08-28 Jan Beulich <jbeulich@novell.com>
1685 * configure.ac: For in-tree ld, do a plain version check to
1686 determine whether comdat groups are supported.
1687 * configure: Regenerate.
1689 2009-08-28 Olivier Hainque <hainque@adacore.com>
1691 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
1692 always defined. Reflect definition or absence of such for
1693 COLLECT_EXPORT_LIST. Readability helper.
1694 (scanfilter): New enum, to help control what symbols
1695 are to be considered or ignored by scan_prog_file.
1696 (enum pass): Rename as "scanpass", moved together with scanfilter
1697 prior to scan_prog_file's prototype.
1698 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
1699 Group prototype with the scanpass/scanfilter definitions, factorize
1700 head comments for the several implementations at the prototype.
1701 (main): Reorganize the first pass link control to let AIX
1702 drag only the needed frame tables in executables. Prevent
1703 frame tables collection during the scan aimed at static ctors.
1704 Pre-link and scan for frame tables later to compensate.
1705 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
1706 A C statement to issue assembly directives that create a reference
1707 to the given DWARF table identifier label from the current function
1709 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
1710 to differentiate first time section entry. Only emit a .data
1711 tables start identifier label the first time around.
1712 (switch_to_frame_table_section): New function. Helper for
1713 output_call_frame_info to switch possibly BACK into the eh_frame
1714 or the debug_frame section depending on FOR_EH.
1715 (output_call_frame_info): Use helper to first enter the proper
1717 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
1718 emit a link to the frame table start label from each function
1720 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
1721 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
1722 * config/rs6000/rs6000-protos.h: Declare it.
1723 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
1725 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
1727 * config/sh/sh.c (split_branches): Check the result of
1730 2009-08-27 Steve Ellcey <sje@cup.hp.com>
1732 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
1733 using -pthread -fopenmp
1735 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
1737 * doc/service.texi (service directory): Update URL.
1739 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
1741 PR rtl-optimization/40861
1742 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
1743 extract word from a multi-word subreg for negative byte positions.
1745 2009-08-27 Tristan Gingold <gingold@adacore.com>
1746 Douglas B Rupp <rupp@gnat.com>
1748 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
1749 (SECTION_VMS_OVERLAY): Define.
1750 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
1752 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
1754 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
1755 common_object declarations.
1756 (ia64_section_type_flags): Set section flag for common_object.
1757 * config/ia64/ia64-protos.h
1758 (ia64_vms_output_aligned_decl_common): Declare.
1759 (ia64_vms_elf_asm_named_section): Declare.
1761 2009-08-27 Michael Matz <matz@suse.de>
1763 * expr.c (expand_expr_real_2): New function taking exploded
1764 unary or binary expression, split out from ...
1765 (expand_expr_real_1): ... here. Move over all unary/binary
1766 switch parts to above function, in particular these codes:
1767 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
1768 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
1769 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
1770 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
1771 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
1772 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
1773 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
1774 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
1775 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
1776 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
1777 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
1778 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
1779 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
1780 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
1781 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
1782 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
1783 VEC_PACK_FIX_TRUNC_EXPR.
1784 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
1787 2009-08-27 Richard Guenther <rguenther@suse.de>
1789 * gengtype.c (main): Handle uint64_t.
1790 * ipa-utils.c (get_base_var): Indent properly.
1791 * tree-ssa-live.c (debug_scope_block): New function.
1792 * tree-flow.h (debug_scope_block): Declare.
1793 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
1794 * basic-block.h (enum profile_status): Rename to
1795 enum profile_status_d.
1796 (x_profile_status): Adjust type.
1798 2009-08-27 Dodji Seketeli <dodji@redhat.com>
1801 * dwarf2out.c (get_context_die): Declare this static function.
1802 (gen_type_die_with_usage): Make sure a DIE is a generated for
1803 the context of a typedef.
1805 2009-08-26 Anatoly Sokolov <aesok@post.ru>
1807 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
1810 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
1812 * config/mips/mips-protos.h (mips_output_sync): Declare.
1813 (mips_sync_loop_insns): Likewise.
1814 (mips_output_sync_loop): Replace first two parameters with an rtx.
1815 * config/mips/mips.c (mips_multi_member): New structure.
1816 (mips_multi_members): New variable.
1817 (mips_multi_start): New function.
1818 (mips_multi_add): Likewise.
1819 (mips_multi_add_insn): Likewise.
1820 (mips_multi_add_label): Likewise.
1821 (mips_multi_last_index): Likewise.
1822 (mips_multi_copy_insn): Likewise.
1823 (mips_multi_set_operand): Likewise.
1824 (mips_multi_write): Likewise.
1825 (mips_print_operand_punctuation): Remove '%|' and '%-'.
1826 (mips_init_print_operand_punct): Update accordingly.
1827 (mips_start_ll_sc_sync_block): New function.
1828 (mips_end_ll_sc_sync_block): Likewise.
1829 (mips_output_sync): Likewise.
1830 (mips_sync_insn1_template): Likewise.
1831 (mips_sync_insn2_template): Likewise.
1832 (mips_get_sync_operand): Likewise.
1833 (mips_process_sync_loop): Likewise.
1834 (mips_output_sync_loop): Use mips_process_sync_loop.
1835 (mips_sync_loop_insns): New function.
1836 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
1837 (MIPS_COMPARE_AND_SWAP_12): Likewise.
1838 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
1839 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
1840 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
1841 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
1842 (MIPS_SYNC_OLD_OP_12): Likewise.
1843 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
1844 (MIPS_SYNC_NEW_OP_12): Likewise.
1845 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
1846 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
1847 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
1848 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
1849 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
1850 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
1851 * config/mips/mips.md (sync_mem): New attribute.
1852 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
1853 (sync_exclusive_mask, sync_required_oldval): Likewise.
1854 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
1855 (sync_release_barrier): Likewise.
1856 (length): Handle sync loops.
1857 (sync): Use mips_output_sync.
1858 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
1859 (sync_compare_and_swap<mode>): Set the new sync_* attributes
1860 and use mips_output_sync_loop.
1861 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
1862 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
1863 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
1864 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
1865 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
1866 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
1867 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
1868 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
1869 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
1871 2009-08-26 Richard Guenther <rguenther@suse.de>
1874 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
1875 the types to not match.
1876 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
1878 * tree-ssa.c (useless_type_conversion_p): Conversions to
1879 pointers to unprototyped functions are useless.
1881 2009-08-26 Richard Guenther <rguenther@suse.de>
1883 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
1884 whole-program condition, prepare to be called for non-globals.
1885 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
1886 params build a representative with known type and track its fields.
1888 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
1890 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
1891 clearing by a taken branch.
1892 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
1893 effectively after bbro pass.
1894 (sync_nand<mode>): Ditto.
1895 (sync_old_<fetchop_name><mode>): Ditto.
1896 (sync_old_nand<mode>): Ditto.
1897 (sync_new_<fetchop_name><mode>): Dito.
1898 (sync_new_nand<mode>): Ditto.
1899 (sync_compare_and_swap<mode>_1): Ditto.
1900 (*sync_compare_and_swap<mode>): Ditto.
1901 (sync_lock_test_and_set<mode>_1): Ditto.
1902 ("sync_lock_test_and_set<mode>): Ditto.
1904 2009-08-25 Douglas B Rupp <rupp@gnat.com>
1906 * hwint.h (HOST_LONG_FORMAT): New macro
1907 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
1908 Use HOST_PTR_PRINTF.
1909 * system.h (HOST_PTR_PRINTF): Resurrect old macro
1910 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
1911 (HOST_PTR_PRINTF): Document.
1913 2009-08-25 Jan Hubicka <jh@suse.cz>
1915 * config/i386/bmmintrin.h: Replace by #error.
1918 Michael Meissner <michael.meissner@amd.com>
1919 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1920 Tony Linthicum <tony.linthicum@amd.com>
1922 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
1923 (TARGET_ROUND): New macro for the round/ptest instructions which
1924 are shared between SSE4.1 and SSE5.
1925 (OPTION_MASK_ISA_ROUND): Ditto.
1926 (OPTION_ISA_ROUND): Ditto.
1927 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
1928 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
1930 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
1931 (-mfused-madd): New switch to give users control over whether the
1932 compiler optimizes to use the multiply/add SSE5 instructions.
1934 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
1935 (ix86_handle_option): Turn off 3dnow if -msse5.
1936 (override_options): Add SSE5 support.
1937 (print_operand): %Y prints comparison codes for SSE5 com/pcom
1939 (ix86_expand_sse_movcc): Add SSE5 support.
1940 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
1941 vector type to the next largest size.
1942 (ix86_expand_sse5_pack): New function to use pperm to pack a
1943 vector type to the next smallest size.
1944 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
1945 (IX86_BUILTIN_FMADDSD): Ditto.
1946 (IX86_BUILTIN_FMADDPS): Ditto.
1947 (IX86_BUILTIN_FMADDPD): Ditto.
1948 (IX86_BUILTIN_FMSUBSS): Ditto.
1949 (IX86_BUILTIN_FMSUBSD): Ditto.
1950 (IX86_BUILTIN_FMSUBPS): Ditto.
1951 (IX86_BUILTIN_FMSUBPD): Ditto.
1952 (IX86_BUILTIN_FNMADDSS): Ditto.
1953 (IX86_BUILTIN_FNMADDSD): Ditto.
1954 (IX86_BUILTIN_FNMADDPS): Ditto.
1955 (IX86_BUILTIN_FNMADDPD): Ditto.
1956 (IX86_BUILTIN_FNMSUBSS): Ditto.
1957 (IX86_BUILTIN_FNMSUBSD): Ditto.
1958 (IX86_BUILTIN_FNMSUBPS): Ditto.
1959 (IX86_BUILTIN_FNMSUBPD): Ditto.
1960 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
1961 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
1962 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
1963 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
1964 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
1965 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
1966 (IX86_BUILTIN_PPERM): Ditto.
1967 (IX86_BUILTIN_PERMPS): Ditto.
1968 (IX86_BUILTIN_PERMPD): Ditto.
1969 (IX86_BUILTIN_PMACSSWW): Ditto.
1970 (IX86_BUILTIN_PMACSWW): Ditto.
1971 (IX86_BUILTIN_PMACSSWD): Ditto.
1972 (IX86_BUILTIN_PMACSWD): Ditto.
1973 (IX86_BUILTIN_PMACSSDD): Ditto.
1974 (IX86_BUILTIN_PMACSDD): Ditto.
1975 (IX86_BUILTIN_PMACSSDQL): Ditto.
1976 (IX86_BUILTIN_PMACSSDQH): Ditto.
1977 (IX86_BUILTIN_PMACSDQL): Ditto.
1978 (IX86_BUILTIN_PMACSDQH): Ditto.
1979 (IX86_BUILTIN_PMADCSSWD): Ditto.
1980 (IX86_BUILTIN_PMADCSWD): Ditto.
1981 (IX86_BUILTIN_PHADDBW): Ditto.
1982 (IX86_BUILTIN_PHADDBD): Ditto.
1983 (IX86_BUILTIN_PHADDBQ): Ditto.
1984 (IX86_BUILTIN_PHADDWD): Ditto.
1985 (IX86_BUILTIN_PHADDWQ): Ditto.
1986 (IX86_BUILTIN_PHADDDQ): Ditto.
1987 (IX86_BUILTIN_PHADDUBW): Ditto.
1988 (IX86_BUILTIN_PHADDUBD): Ditto.
1989 (IX86_BUILTIN_PHADDUBQ): Ditto.
1990 (IX86_BUILTIN_PHADDUWD): Ditto.
1991 (IX86_BUILTIN_PHADDUWQ): Ditto.
1992 (IX86_BUILTIN_PHADDUDQ): Ditto.
1993 (IX86_BUILTIN_PHSUBBW): Ditto.
1994 (IX86_BUILTIN_PHSUBWD): Ditto.
1995 (IX86_BUILTIN_PHSUBDQ): Ditto.
1996 (IX86_BUILTIN_PROTB): Ditto.
1997 (IX86_BUILTIN_PROTW): Ditto.
1998 (IX86_BUILTIN_PROTD): Ditto.
1999 (IX86_BUILTIN_PROTQ): Ditto.
2000 (IX86_BUILTIN_PROTB_IMM): Ditto.
2001 (IX86_BUILTIN_PROTW_IMM): Ditto.
2002 (IX86_BUILTIN_PROTD_IMM): Ditto.
2003 (IX86_BUILTIN_PROTQ_IMM): Ditto.
2004 (IX86_BUILTIN_PSHLB): Ditto.
2005 (IX86_BUILTIN_PSHLW): Ditto.
2006 (IX86_BUILTIN_PSHLD): Ditto.
2007 (IX86_BUILTIN_PSHLQ): Ditto.
2008 (IX86_BUILTIN_PSHAB): Ditto.
2009 (IX86_BUILTIN_PSHAW): Ditto.
2010 (IX86_BUILTIN_PSHAD): Ditto.
2011 (IX86_BUILTIN_PSHAQ): Ditto.
2012 (IX86_BUILTIN_FRCZSS): Ditto.
2013 (IX86_BUILTIN_FRCZSD): Ditto.
2014 (IX86_BUILTIN_FRCZPS): Ditto.
2015 (IX86_BUILTIN_FRCZPD): Ditto.
2016 (IX86_BUILTIN_CVTPH2PS): Ditto.
2017 (IX86_BUILTIN_CVTPS2PH): Ditto.
2018 (IX86_BUILTIN_COMEQSS): Ditto.
2019 (IX86_BUILTIN_COMNESS): Ditto.
2020 (IX86_BUILTIN_COMLTSS): Ditto.
2021 (IX86_BUILTIN_COMLESS): Ditto.
2022 (IX86_BUILTIN_COMGTSS): Ditto.
2023 (IX86_BUILTIN_COMGESS): Ditto.
2024 (IX86_BUILTIN_COMUEQSS): Ditto.
2025 (IX86_BUILTIN_COMUNESS): Ditto.
2026 (IX86_BUILTIN_COMULTSS): Ditto.
2027 (IX86_BUILTIN_COMULESS): Ditto.
2028 (IX86_BUILTIN_COMUGTSS): Ditto.
2029 (IX86_BUILTIN_COMUGESS): Ditto.
2030 (IX86_BUILTIN_COMORDSS): Ditto.
2031 (IX86_BUILTIN_COMUNORDSS): Ditto.
2032 (IX86_BUILTIN_COMFALSESS): Ditto.
2033 (IX86_BUILTIN_COMTRUESS): Ditto.
2034 (IX86_BUILTIN_COMEQSD): Ditto.
2035 (IX86_BUILTIN_COMNESD): Ditto.
2036 (IX86_BUILTIN_COMLTSD): Ditto.
2037 (IX86_BUILTIN_COMLESD): Ditto.
2038 (IX86_BUILTIN_COMGTSD): Ditto.
2039 (IX86_BUILTIN_COMGESD): Ditto.
2040 (IX86_BUILTIN_COMUEQSD): Ditto.
2041 (IX86_BUILTIN_COMUNESD): Ditto.
2042 (IX86_BUILTIN_COMULTSD): Ditto.
2043 (IX86_BUILTIN_COMULESD): Ditto.
2044 (IX86_BUILTIN_COMUGTSD): Ditto.
2045 (IX86_BUILTIN_COMUGESD): Ditto.
2046 (IX86_BUILTIN_COMORDSD): Ditto.
2047 (IX86_BUILTIN_COMUNORDSD): Ditto.
2048 (IX86_BUILTIN_COMFALSESD): Ditto.
2049 (IX86_BUILTIN_COMTRUESD): Ditto.
2050 (IX86_BUILTIN_COMEQPS): Ditto.
2051 (IX86_BUILTIN_COMNEPS): Ditto.
2052 (IX86_BUILTIN_COMLTPS): Ditto.
2053 (IX86_BUILTIN_COMLEPS): Ditto.
2054 (IX86_BUILTIN_COMGTPS): Ditto.
2055 (IX86_BUILTIN_COMGEPS): Ditto.
2056 (IX86_BUILTIN_COMUEQPS): Ditto.
2057 (IX86_BUILTIN_COMUNEPS): Ditto.
2058 (IX86_BUILTIN_COMULTPS): Ditto.
2059 (IX86_BUILTIN_COMULEPS): Ditto.
2060 (IX86_BUILTIN_COMUGTPS): Ditto.
2061 (IX86_BUILTIN_COMUGEPS): Ditto.
2062 (IX86_BUILTIN_COMORDPS): Ditto.
2063 (IX86_BUILTIN_COMUNORDPS): Ditto.
2064 (IX86_BUILTIN_COMFALSEPS): Ditto.
2065 (IX86_BUILTIN_COMTRUEPS): Ditto.
2066 (IX86_BUILTIN_COMEQPD): Ditto.
2067 (IX86_BUILTIN_COMNEPD): Ditto.
2068 (IX86_BUILTIN_COMLTPD): Ditto.
2069 (IX86_BUILTIN_COMLEPD): Ditto.
2070 (IX86_BUILTIN_COMGTPD): Ditto.
2071 (IX86_BUILTIN_COMGEPD): Ditto.
2072 (IX86_BUILTIN_COMUEQPD): Ditto.
2073 (IX86_BUILTIN_COMUNEPD): Ditto.
2074 (IX86_BUILTIN_COMULTPD): Ditto.
2075 (IX86_BUILTIN_COMULEPD): Ditto.
2076 (IX86_BUILTIN_COMUGTPD): Ditto.
2077 (IX86_BUILTIN_COMUGEPD): Ditto.
2078 (IX86_BUILTIN_COMORDPD): Ditto.
2079 (IX86_BUILTIN_COMUNORDPD): Ditto.
2080 (IX86_BUILTIN_COMFALSEPD): Ditto.
2081 (IX86_BUILTIN_COMTRUEPD): Ditto.
2082 (IX86_BUILTIN_PCOMEQUB): Ditto.
2083 (IX86_BUILTIN_PCOMNEUB): Ditto.
2084 (IX86_BUILTIN_PCOMLTUB): Ditto.
2085 (IX86_BUILTIN_PCOMLEUB): Ditto.
2086 (IX86_BUILTIN_PCOMGTUB): Ditto.
2087 (IX86_BUILTIN_PCOMGEUB): Ditto.
2088 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
2089 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
2090 (IX86_BUILTIN_PCOMEQUW): Ditto.
2091 (IX86_BUILTIN_PCOMNEUW): Ditto.
2092 (IX86_BUILTIN_PCOMLTUW): Ditto.
2093 (IX86_BUILTIN_PCOMLEUW): Ditto.
2094 (IX86_BUILTIN_PCOMGTUW): Ditto.
2095 (IX86_BUILTIN_PCOMGEUW): Ditto.
2096 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
2097 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
2098 (IX86_BUILTIN_PCOMEQUD): Ditto.
2099 (IX86_BUILTIN_PCOMNEUD): Ditto.
2100 (IX86_BUILTIN_PCOMLTUD): Ditto.
2101 (IX86_BUILTIN_PCOMLEUD): Ditto.
2102 (IX86_BUILTIN_PCOMGTUD): Ditto.
2103 (IX86_BUILTIN_PCOMGEUD): Ditto.
2104 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
2105 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
2106 (IX86_BUILTIN_PCOMEQUQ): Ditto.
2107 (IX86_BUILTIN_PCOMNEUQ): Ditto.
2108 (IX86_BUILTIN_PCOMLTUQ): Ditto.
2109 (IX86_BUILTIN_PCOMLEUQ): Ditto.
2110 (IX86_BUILTIN_PCOMGTUQ): Ditto.
2111 (IX86_BUILTIN_PCOMGEUQ): Ditto.
2112 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
2113 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
2114 (IX86_BUILTIN_PCOMEQB): Ditto.
2115 (IX86_BUILTIN_PCOMNEB): Ditto.
2116 (IX86_BUILTIN_PCOMLTB): Ditto.
2117 (IX86_BUILTIN_PCOMLEB): Ditto.
2118 (IX86_BUILTIN_PCOMGTB): Ditto.
2119 (IX86_BUILTIN_PCOMGEB): Ditto.
2120 (IX86_BUILTIN_PCOMFALSEB): Ditto.
2121 (IX86_BUILTIN_PCOMTRUEB): Ditto.
2122 (IX86_BUILTIN_PCOMEQW): Ditto.
2123 (IX86_BUILTIN_PCOMNEW): Ditto.
2124 (IX86_BUILTIN_PCOMLTW): Ditto.
2125 (IX86_BUILTIN_PCOMLEW): Ditto.
2126 (IX86_BUILTIN_PCOMGTW): Ditto.
2127 (IX86_BUILTIN_PCOMGEW): Ditto.
2128 (IX86_BUILTIN_PCOMFALSEW): Ditto.
2129 (IX86_BUILTIN_PCOMTRUEW): Ditto.
2130 (IX86_BUILTIN_PCOMEQD): Ditto.
2131 (IX86_BUILTIN_PCOMNED): Ditto.
2132 (IX86_BUILTIN_PCOMLTD): Ditto.
2133 (IX86_BUILTIN_PCOMLED): Ditto.
2134 (IX86_BUILTIN_PCOMGTD): Ditto.
2135 (IX86_BUILTIN_PCOMGED): Ditto.
2136 (IX86_BUILTIN_PCOMFALSED): Ditto.
2137 (IX86_BUILTIN_PCOMTRUED): Ditto.
2138 (IX86_BUILTIN_PCOMEQQ): Ditto.
2139 (IX86_BUILTIN_PCOMNEQ): Ditto.
2140 (IX86_BUILTIN_PCOMLTQ): Ditto.
2141 (IX86_BUILTIN_PCOMLEQ): Ditto.
2142 (IX86_BUILTIN_PCOMGTQ): Ditto.
2143 (IX86_BUILTIN_PCOMGEQ): Ditto.
2144 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
2145 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
2146 (enum multi_arg_type): New enum for describing the various SSE5
2147 intrinsic argument types.
2148 (bdesc_multi_arg): New table for SSE5 intrinsics.
2149 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
2150 (ix86_expand_multi_arg_builtin): New function for creating SSE5
2152 (ix86_expand_builtin): Add SSE5 intrinsic support.
2153 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
2154 operand instructions.
2155 (ix86_expand_sse5_multiple_memory): New function to split the
2156 second memory reference from SSE5 instructions.
2157 (type_has_variadic_args_p): Delete in favor of stdarg_p.
2158 (ix86_return_pops_args): Use stdarg_p to determine if the function
2159 has variable arguments.
2160 (ix86_setup_incoming_varargs): Ditto.
2161 (x86_this_parameter): Ditto.
2163 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
2165 (ix86_expand_sse5_pack): Ditto.
2166 (ix86_sse5_valid_op_p): Ditto.
2167 (ix86_expand_sse5_multiple_memory): Ditto.
2169 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
2170 constant for SSE5 support.
2171 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
2172 (UNSPEC_SSE5_TRUEFALSE): Ditto.
2173 (UNSPEC_SSE5_PERMUTE): Ditto.
2174 (UNSPEC_SSE5_ASHIFT): Ditto.
2175 (UNSPEC_SSE5_LSHIFT): Ditto.
2176 (UNSPEC_FRCZ): Ditto.
2177 (UNSPEC_CVTPH2PS): Ditto.
2178 (UNSPEC_CVTPS2PH): Ditto.
2179 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
2181 (COM_FALSE_S): Ditto.
2182 (COM_FALSE_P): Ditto.
2183 (COM_TRUE_S): Ditto.
2184 (COM_TRUE_P): Ditto.
2185 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
2186 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
2188 (memory attribute): Ditto.
2189 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2190 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
2191 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2192 (floor<mode>2): Ditto.
2193 (ceil<mode>2): Ditto.
2194 (btrunc<mode>2): Ditto.
2195 (nearbyintdf2): Ditto.
2196 (nearbyintsf2): Ditto.
2197 (sse_setccsf): Disable if SSE5.
2198 (sse_setccdf): Ditto.
2199 (sse5_setcc<mode>): New support for SSE5 conditional move.
2200 (sse5_pcmov_<mode>): Ditto.
2202 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
2204 (SSEMODEF2P): Ditto.
2205 (ssemodesuffixf4): New mode attribute for SSE5.
2206 (ssemodesuffixf2s): Ditto.
2207 (ssemodesuffixf2c): Ditto.
2208 (sserotatemax): Ditto.
2209 (ssescalarmode): Ditto.
2210 (sse_maskcmpv4sf3): Disable if SSE5.
2211 (sse_maskcmpv2df3): Ditto.
2212 (sse_vmmaskcmpv4sf3): Ditto.
2213 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
2214 (sse5_vmfmadd<mode>4): Ditto.
2215 (sse5_fmsub<mode>4): Ditto.
2216 (sse5_vmfmsub<mode>4): Ditto.
2217 (sse5_fnmadd<mode>4): Ditto.
2218 (sse5_vmfnmadd<mode>4): Ditto.
2219 (sse5_fnmsub<mode>4): Ditto.
2220 (sse5_vmfnmsub<mode>4): Ditto.
2221 (sse5i_fmadd<mode>4): Ditto.
2222 (sse5i_fmsub<mode>4): Ditto.
2223 (sse5i_fnmadd<mode>4): Ditto.
2224 (sse5i_fnmsub<mode>4): Ditto.
2225 (sse5i_vmfmadd<mode>4): Ditto.
2226 (sse5i_vmfmsub<mode>4): Ditto.
2227 (sse5i_vmfnmadd<mode>4): Ditto.
2228 (sse5i_vmfnmsub<mode>4): Ditto.
2229 (mulv16qi3): Add SSE5 support.
2231 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
2232 (sse2_mulv4si3): Disable if SSE5.
2233 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
2234 (sse4_1_roundps): Ditto.
2235 (sse4_1_roundsd): Ditto.
2236 (sse4_1_roundss): Ditto.
2237 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
2239 (sse_maskcmpsf3): Ditto.
2240 (sse_vmmaskcmpv4sf3): Ditto.
2241 (sse2_maskcmpv2df3): Ditto.
2242 (sse2_maskcmpdf3): Ditto.
2243 (sse2_vmmaskcmpv2df3): Ditto.
2244 (sse2_eq<mode>3): Ditto.
2245 (sse2_gt<mode>3): Ditto.
2246 (sse5_pcmov_<mode>): Add SSE5 support.
2247 (vec_unpacku_hi_v16qi): Ditto.
2248 (vec_unpacks_hi_v16qi): Ditto.
2249 (vec_unpacku_lo_v16qi): Ditto.
2250 (vec_unpacks_lo_v16qi): Ditto.
2251 (vec_unpacku_hi_v8hi): Ditto.
2252 (vec_unpacks_hi_v8hi): Ditto.
2253 (vec_unpacku_lo_v8hi): Ditto.
2254 (vec_unpacks_lo_v8hi): Ditto.
2255 (vec_unpacku_hi_v4si): Ditto.
2256 (vec_unpacks_hi_v4si): Ditto.
2257 (vec_unpacku_lo_v4si): Ditto.
2258 (vec_unpacks_lo_v4si): Ditto.
2259 (sse5_pmacsww): New SSE5 intrinsic insn.
2260 (sse5_pmacssww): Ditto.
2261 (sse5_pmacsdd): Ditto.
2262 (sse5_pmacssdd): Ditto.
2263 (sse5_pmacssdql): Ditto.
2264 (sse5_pmacssdqh): Ditto.
2265 (sse5_pmacsdqh): Ditto.
2266 (sse5_pmacsswd): Ditto.
2267 (sse5_pmacswd): Ditto.
2268 (sse5_pmadcsswd): Ditto.
2269 (sse5_pmadcswd): Ditto.
2270 (sse5_pcmov_<move>): Conditional move support on SSE5.
2271 (sse5_phaddbw): New SSE5 intrinsic insn.
2272 (sse5_phaddbd): Ditto.
2273 (sse5_phaddbq): Ditto.
2274 (sse5_phaddwd): Ditto.
2275 (sse5_phaddwq): Ditto.
2276 (sse5_phadddq): Ditto.
2277 (sse5_phaddubw): Ditto.
2278 (sse5_phaddubd): Ditto.
2279 (sse5_phaddubq): Ditto.
2280 (sse5_phadduwd): Ditto.
2281 (sse5_phadduwq): Ditto.
2282 (sse5_phaddudq): Ditto.
2283 (sse5_phsubbw): Ditto.
2284 (sse5_phsubwd): Ditto.
2285 (sse5_phsubdq): Ditto.
2286 (sse5_pperm): Ditto.
2287 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
2288 (sse5_pperm_zero_v16qi_v8hi): Ditto.
2289 (sse5_pperm_sign_v8hi_v4si): Ditto.
2290 (sse5_pperm_zero_v8hi_v4si): Ditto.
2291 (sse5_pperm_sign_v4si_v2di): Ditto.
2292 (sse5_pperm_sign_v4si_v2di): Ditto.
2293 (sse5_pperm_pack_v2di_v4si): Ditto.
2294 (sse5_pperm_pack_v4si_v8hi): Ditto.
2295 (sse5_pperm_pack_v8hi_v16qi): Ditto.
2296 (sse5_perm<mode>): New SSE5 intrinsic insn.
2297 (rotl<mode>3): Ditto.
2298 (sse5_rotl<mode>3): Ditto.
2299 (sse5_ashl<mode>3): Ditto.
2300 (sse5_lshl<mode>3): Ditto.
2301 (sse5_frcz<mode>2): Ditto.
2302 (sse5s_frcz<mode>2): Ditto.
2303 (sse5_cvtph2ps): Ditto.
2304 (sse5_cvtps2ph): Ditto.
2305 (sse5_vmmaskcmp<mode>3): Ditto.
2306 (sse5_com_tf<mode>3): Ditto.
2307 (sse5_maskcmp<mode>3): Ditto.
2308 (sse5_maskcmp_uns<mode>3): Ditto.
2309 (sse5_maskcmp_uns2<mode>3): Ditto.
2310 (sse5_pcom_tf<mode>3): Ditto.
2312 * config/i386/predicates.md (sse5_comparison_float_operator):
2313 New predicate to match the comparison operators supported by
2314 the SSE5 com instruction.
2315 (ix86_comparison_int_operator): New predicate to match just the
2316 signed int comparisons.
2317 (ix86_comparison_uns_operator): New predicate to match just the
2318 unsigned int comparisons.
2320 * doc/invoke.texi (-msse5): Add documentation.
2321 (-mfused-madd): Ditto.
2323 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
2325 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
2327 (x86_64-*-*): Ditto.
2329 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
2331 * config/i386/bmmintrin.h: New file, provide common x86 compiler
2332 intrinisics for SSE5.
2334 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
2337 * config/i386/mmintrin-common.h: New file, to contain common
2338 instructions between SSE4.1 and SSE5.
2340 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
2341 FOREACH_FUNCTION_ARGS to iterate over the argument list.
2342 (gen_regparm_prefix): Ditto.
2344 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
2345 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
2346 prototype_p to determine if a function is prototyped.
2348 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
2350 * c-common.c (c_common_reswords) add the alignof keyword,
2351 with same RID as __alignof and __alignof__
2353 2009-08-25 Anatoly Sokolov <aesok@post.ru>
2355 * hooks.h (hook_bool_const_int_const_int_true): Declare.
2356 * hooks.c (hook_bool_const_int_const_int_true): New function.
2357 * target.h (struct gcc_target): Add can_eliminate field.
2358 * target-def.h (TARGET_CAN_ELIMINATE): Define.
2359 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
2360 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
2361 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
2362 (elim_table): Revise comment.
2363 * system.h (CAN_ELIMINATE): Poison.
2364 * defaults.h (CAN_ELIMINATE): Remove.
2365 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2367 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
2368 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
2370 (alpha_vms_can_eliminate): Declare as static, change return type to
2372 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
2374 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
2375 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
2376 (arm_can_eliminate): New function.
2378 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
2379 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
2380 (avr_can_eliminate): Declare as static.
2381 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
2383 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
2384 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
2385 (bfin_can_eliminate): New function.
2387 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
2388 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
2389 (crx_can_eliminate): New function.
2391 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
2392 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
2393 (fr30_can_eliminate): New function.
2395 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
2396 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
2397 (frv_can_eliminate): New function.
2399 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
2400 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
2401 (h8300_can_eliminate): New function.
2403 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
2404 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
2405 (i386_can_eliminate): Declare as static, change return type to bool.
2406 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
2408 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
2409 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
2410 (ia64_can_eliminate): New function.
2412 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
2413 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
2414 (iq2000_can_eliminate): New function.
2416 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
2417 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
2418 (m32r_can_eliminate): New function.
2420 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
2421 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
2422 (m68hc11_can_eliminate): New function.
2424 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
2425 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
2426 (m68k_can_eliminate): New function.
2428 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
2429 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
2430 (mep_can_eliminate): New function.
2432 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
2433 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
2434 (mips_can_eliminate): New function.
2436 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
2437 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
2438 (rs6000_can_eliminate): New function.
2440 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
2441 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
2442 (s390_can_eliminate): Declare as static.
2443 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
2445 * config/score/score.h (CAN_ELIMINATE): Remove macro.
2446 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
2447 (score_can_eliminate): New function.
2449 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
2450 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
2451 (sparc_can_eliminate): Declare as static.
2452 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
2454 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
2455 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
2456 (xstormy16_can_eliminate): New function.
2458 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
2459 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
2460 (v850_can_eliminate): New function.
2462 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
2464 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
2465 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
2466 (*movdfcc_ext[1234]): Disable for IEEE mode.
2468 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
2470 * gimplify.c (prepare_gimple_addressable): New static function.
2471 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
2473 (gimplify_addr_expr): Invoke it similarly on the operand instead of
2474 manually fiddling with it.
2476 2009-08-25 Michael Matz <matz@suse.de>
2478 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
2479 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
2481 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
2482 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
2483 (do_jump): Split out code for simple binary comparisons into ...
2484 (do_jump_1): ... this, taking the individual operands and code.
2485 Change callers to helper function above accordingly.
2486 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
2489 2009-08-25 Michael Matz <matz@suse.de>
2491 * expr.h (struct separate_ops, sepops): New type for passing
2492 around an exploded simple expression.
2493 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
2494 Use this structure instead of expression tree.
2495 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
2496 expression, only its type.
2497 (expand_vec_cond_expr): Take type and individual operands instead
2499 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
2500 expand_vec_shift_expr): Change prototype accordingly.
2501 * tree-vect-stmts.c (vectorizable_condition): Change call of
2502 expand_vec_cond_expr_p to pass only type.
2503 * expr.c (do_store_flags): Change prototype and implementation
2504 to take an exploded expression.
2505 (expand_expr_real_1): New local ops initialized with details
2506 of the full expression. Use it instead of full
2507 expression in calls to do_store_flags, expand_vec_cond_expr,
2508 expand_widen_pattern_expr and expand_vec_shift_expr.
2510 2009-08-25 Michael Matz <matz@suse.de>
2512 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
2513 treeop2 initialized with first three operands of the full expression.
2514 Substitute all TREE_OPERAND (exp, [012]) calls with them.
2516 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
2518 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
2519 (__gthread_objc_condition_allocate): Mark arguments as unused.
2520 (__gthread_objc_condition_deallocate): Likewise.
2521 (__gthread_objc_condition_wait): Likewise.
2522 (__gthread_objc_condition_broadcast): Likewise.
2523 (__gthread_objc_condition_signal): Likewise.
2524 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
2525 (__gthread_objc_thread_id): Likewise.
2527 2009-08-25 Janus Weil <janus@gcc.gnu.org>
2530 * tree-pretty-print.c (print_call_name): Print the correct call name
2531 for procedure pointer components.
2533 2009-08-24 Steve Ellcey <sje@cup.hp.com>
2535 * config/ia64/ia64.c (ia64_promote_function_mode): Call
2536 default_promote_function_mode when not VMS.
2538 2009-08-24 Olivier Hainque <hainque@adacore.com>
2540 * convert.c (convert_to_integer): Don't assume an input pointer is
2541 POINTER_SIZE wide. Fetch from the type instead.
2543 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2545 * configure.ac (AC_PREREQ): Bump to 2.64.
2547 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
2549 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
2550 (process_command): Don't search standard_exec_prefix_1 and
2551 standard_exec_prefix_2.
2553 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2555 * config/arm/arm.c (output_return_instruction): Handle for
2558 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2560 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
2562 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2564 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
2565 (*arm_movdf_vfp): Likewise.
2567 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2569 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
2570 (vashr<mode>3): Rename from ashr<mode>3.
2571 (vlshr<mode>3): Rename from lshr<mode>3.
2573 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
2576 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
2577 (check_format_info_main): Use scalar_identify_flag.
2578 (check_format_types): Check for scalar size identity if
2579 scalar_identify_flag is set.
2580 (printf_length_specs): Extend by new field.
2581 (asm_fprintf_length_specs): Likewise.
2582 (gcc_diag_length_specs): Likewise.
2583 (scanf_length_specs): Likewise.
2584 (strfmon_length_specs): Likewise.
2585 (gcc_gfc_length_specs): Likewise.
2586 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
2587 (ms_printf_flag_specs): Likewise.
2588 * c-format.h (format_length_info): Add new member scalar_identity_flag.
2590 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
2593 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
2594 (*call_value_pop_1): Ditto.
2595 (*sibcall_pop_1): New insn pattern.
2596 (*sibcall_value_pop_1): Ditto.
2598 2009-08-23 Alan Modra <amodra@bigpond.net.au>
2601 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
2604 2009-08-23 Alan Modra <amodra@bigpond.net.au>
2607 * fwprop.c (try_fwprop_subst): Allow multiple sets.
2608 (get_reg_use_in): New function.
2609 (forward_propagate_subreg): Propagate through subreg of zero_extend
2612 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
2614 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
2615 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
2617 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2619 * configure.ac: Remove --with-datarootdir, --with-docdir,
2620 --with-htmldir switches. No need to call AC_SUBST for
2621 datarootdir, docdir, htmldir any more.
2622 * configure: Regenerate.
2623 * doc/install.texi (Configuration): Document --datarootdir,
2624 --docdir, --htmldir, --pdfdir; update documentation for
2625 --infodir, --mandir.
2626 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
2629 * aclocal.m4: Regenerate.
2630 * config.in: Regenerate.
2631 * configure: Regenerate.
2633 2009-08-21 Douglas B Rupp <rupp@gnat.com>
2634 Olivier Hainque <hainque@adacore.com>
2636 * config/ia64/ia64.c: Include libfuncs.h.
2637 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
2638 (ia64_expand_call): Use reg 25 on VMS.
2639 (ia64_initialize_trampoline): Fix for VMS ABI.
2640 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
2641 (ia64_function_arg): Initialize reg 25 on VMS.
2642 Fix OpenVMS ABI issues for varargs.
2643 For OpenVMS, emit the Argument Information register set in the
2644 incoming/sibcall case as well.
2645 (ia64_arg_type): New function.
2646 (ia64_function_arg_advance): Keep track of cum->words.
2647 Fix OpenVMS ABI issues for varargs.
2648 (ia64_function_value): On VMS, promote mode of non-aggregate types.
2649 (ia64_override_options): Set flag_no_common on VMS.
2650 (ia64_init_builtins): Disable FWRITE builtin.
2651 (ia64_asm_output_external): Call DO_CRTL_NAMES.
2652 (ia64_vms_init_libfuncs): Add decc$ routines.
2653 (ia64_vms_valid_pointer_mode): New function.
2654 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
2655 (ia64_promote_function_mode): New function
2656 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
2657 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
2658 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
2659 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
2660 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
2661 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
2662 Suppress trailing '#' if VALUE is numeric.
2663 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
2664 ia64_promote_function_mode.
2665 (TARGET_VALID_POINTER_MODE): Define.
2667 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2670 * config/rs6000/rs6000.c (rs6000_override_options): Use
2671 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
2674 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
2675 reporting of vector + decimal/boolean/complex error.
2677 2009-08-21 Jakub Jelinek <jakub@redhat.com>
2679 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
2680 __vector double TYPE_DECL.
2682 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
2684 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
2685 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
2686 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
2687 to pointer to enum machine_mode. Update all callers as needed.
2689 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
2691 * config/alpha/alpha.md (exception_receiver): Emit alternative
2692 GP load sequence if flag_reorder_blocks_and_partition is set.
2693 (*exception_receiver_2): Also enable when
2694 flag_reorder_blocks_and_partition is set.
2696 2009-08-20 Matt Rice <ratmice@gmail.com>
2697 Diego Novillo <dnovillo@google.com>
2699 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
2702 2009-08-20 Richard Guenther <rguenther@suse.de>
2704 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
2705 * c-tree.h (c_dup_lang_specific_decl): Remove.
2706 (struct lang_decl, struct lang_type): Move definitions ...
2707 * c-lang.h: ... here. New file.
2708 * c-decl.c: Include c-lang.h.
2709 (c_dup_lang_specific_decl): Remove.
2710 * c-typeck.c: Include c-lang.h.
2711 * Makefile.in (c-decl.o): Add c-lang.h dependency.
2712 (c-typeck.o): Likewise.
2713 * c-config-lang.in (gtfiles): Add c-lang.h.
2714 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
2717 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
2719 * config/alpha/alpha.c (alpha_end_function): Do not clear
2720 crtl->emit structure and free insn locators if cfun->is_thunk is true,
2721 this is now handled in generic code.
2723 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
2725 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
2726 (s390_z10_fix_long_loop_prediction): New function.
2727 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
2728 (s390_reorg): Walk over the INSNs and invoke
2729 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
2731 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
2733 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
2734 "*brx_64bit", "*brx_31bit"): New patterns.
2735 * config/s390/s390.c ('E'): New output modifier.
2737 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2738 Richard Earnshaw <richard.earnshaw@arm.com>
2740 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
2741 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
2743 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2745 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
2747 * pa.c (emit_move_sequence): Check if address of operand1 is valid
2748 for mode mode of operand0 when doing secondary reload for SAR.
2750 2009-08-19 Jakub Jelinek <jakub@redhat.com>
2753 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
2754 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
2756 2009-08-19 Jason Merrill <jason@redhat.com>
2758 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
2759 supported template depth in C++0x.
2761 2009-08-19 Jakub Jelinek <jakub@redhat.com>
2763 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
2764 free_after_compilation.
2765 * config/score/score7.c (score7_output_mi_thunk): Likewise.
2766 * config/score/score3.c (score3_output_mi_thunk): Likewise.
2767 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2768 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2769 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2770 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2771 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2773 2009-08-19 Ian Lance Taylor <iant@google.com>
2775 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
2776 of (plus (mult (neg B) C) A).
2778 2009-08-18 Michael Matz <matz@suse.de>
2780 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
2781 instead of comparing TYPE_MAIN_VARIANT for equality.
2782 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
2783 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
2784 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
2785 * gimplify.c (goa_lhs_expr_p): Ditto and use
2786 STRIP_USELESS_TYPE_CONVERSION.
2788 2009-08-18 Michael Matz <matz@suse.de>
2790 * tree-ssa-structalias.c (create_variable_info_for): Also mark
2791 first field in a struct.
2792 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
2794 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
2796 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
2797 locators before emit_insn is called. Remove assert that
2799 (alpha_end_function): Clear crtl->emit structure and free insn
2800 locators if cfun->is_thunk is true.
2802 2009-08-18 Jason Merrill <jason@redhat.com>
2804 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
2806 * configure.ac: Test for it.
2807 * configure, config.in: Regenerate.
2808 * doc/install.texi: Document --enable-gnu-unique-object.
2810 2009-08-18 Richard Guenther <rguenther@suse.de>
2813 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
2814 pow(x,y*z) only if x is nonnegative.
2816 2009-08-18 Jakub Jelinek <jakub@redhat.com>
2818 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
2822 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
2823 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
2825 2009-08-17 DJ Delorie <dj@redhat.com>
2827 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
2828 * config/m32c/prologue.md (epilogue_freit): New.
2830 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
2831 (bank_switch_p): Likewise.
2832 (fast_interrupt_p): Likewise.
2833 (interrupt_p): Likewise.
2834 (m32c_conditional_register_usage): Round memregs size up.
2835 (need_to_save): We only need to save $a0 when we use ENTER.
2836 (interrupt_p): Check for fast_interrupt too.
2837 (bank_switch_p): New.
2838 (fast_interrupt_p): New.
2839 (m32c_attribute_table): Add bank_switch and fast_interrupt.
2840 (m32c_emit_prolog): Support bank switching and fast interrupts.
2841 * doc/extend.texi (Function Attributes): Add bank_switch and
2844 2009-08-17 Douglas B Rupp <rupp@gnat.com>
2846 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
2847 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
2849 2009-08-16 Douglas B Rupp <rupp@gnat.com>
2851 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
2852 (menu): Add IA-64/VMS Options.
2853 (IA-64/VMS Options): Likewise.
2855 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
2858 * config/mips/mips.md (*lwxs): Use :P for pointer values.
2860 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
2862 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
2863 (mips_pop_asm_switch): Likewise.
2864 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
2866 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
2867 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
2868 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
2869 (mips_print_operand_punctuation): Use them. Check mips_noreorder
2870 instead of set_noreorder.
2871 (mips_output_function_prologue): Use the new functions.
2872 (mips_output_function_epilogue): Likewise.
2873 (mips_need_noat_wrapper_p): New function, split out from...
2874 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
2875 Use mips_push_asm_switch and mips_pop_asm_switch.
2876 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
2877 and mips_pop_asm_switch.
2878 (ASM_OUTPUT_REG_POP): Likewise.
2879 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
2880 Use mips_pop_asm_switch.
2881 (mips_asm_switch): New structure.
2882 (set_noreorder, set_nomacro): Replace with...
2883 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
2884 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
2885 instead of set_nomacro.
2886 (fix_truncsfsi2_macro): Likewise.
2887 (cprestore): Likewise.
2888 (hazard): Use mips_noreorder instead of set_noreorder.
2889 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
2891 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
2893 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
2894 from prev_active_insn.
2896 2009-08-16 Anatoly Sokolov <aesok@post.ru>
2898 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
2899 * config/avr/avr.c (avr_override_options): Initialize
2900 avr_current_arch variable.
2901 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
2902 __AVR_HAVE_16BIT_SP__ according to the device type.
2903 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
2905 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
2906 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
2908 2009-08-16 Dodji Seketeli <dodji@redhat.com>
2911 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
2912 generating inlined subroutine die only. We shouldn't be
2913 called for anything else.
2914 (gen_block_die): Don't generate inline subroutine debug info for
2917 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
2919 * graphite-poly.c (print_pbb): Print PBB index.
2921 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
2924 * graphite-interchange.c (ppl_max_for_le): Moved...
2925 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
2926 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
2927 ppl_Pointset_Powerset_C_Polyhedron_maximize.
2928 * graphite-ppl.h (ppl_max_for_le): Declared.
2930 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
2932 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
2933 supported on all platforms.
2934 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
2935 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
2936 * c-pragma.c: Likewise.
2937 * target-def.h (TARGET_INITIALIZER): Remove
2938 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
2939 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
2941 2009-08-14 Douglas B Rupp <rupp@gnat.com>
2943 * config/ia64/fde-vms.c: New file.
2944 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
2945 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
2946 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
2947 (uw_frame_state_for): Only register a personality routine if it is
2948 known to be compatible with our expectations.
2949 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
2950 Declare unw_table_entry stack variable and
2951 mod all calls to _Unwind_FindTableEntry to add arg.
2952 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
2953 (_Unwind_FindTableEntry): Add arg to prototype.
2955 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
2957 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
2958 field 'signal_pfs_loc'.
2959 (uw_frame_state_for): Remove duplicate code dealing with leaf
2960 procedures without unwind info.
2961 If in the frame after unwinding through a signal handler, restore
2962 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
2963 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
2964 'pfs_loc' to the AR.PFS location in the signal context; instead
2965 set 'signal_pfs_loc'.
2966 Manually generate the unwind info for the AR.PFS register.
2967 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
2968 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
2969 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
2970 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
2971 instead set 'signal_pfs_loc'.
2972 Remove code preventing the AR.PFS register from being restored
2973 from the signal context.
2975 2009-08-14 Douglas B Rupp <rupp@gnat.com>
2976 Tristan Gingold <gingold@adacore.com>
2978 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
2979 * config/ia64/t-vms: New file.
2980 * config/ia64/vms64.h: New file.
2981 * config/ia64/vms.h: New file.
2982 * config/ia64/vms-crtinit.asm: New file.
2983 * config/ia64/vms_symvec_libgcc_s.opt: New file.
2984 * config/ia64/vms-unwind.h: New file.
2986 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
2988 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
2991 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2994 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
2996 * real.h (do_mpc_arg2): ... here.
2997 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
3000 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
3002 * final.c (add_debug_prefix_map): Don't use GC memory for
3003 old_prefix and new_prefix.
3005 2009-08-14 Richard Guenther <rguenther@suse.de>
3007 * ipa-prop.c (compute_complex_pass_through): If we cannot
3008 compute a non-varying offset for IPA_JF_ANCESTOR punt.
3010 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3012 * c-lex.c (c_lex_with_flags): Increase size of local variable
3013 to avoid memory clobber.
3015 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
3018 * config/i386/i386.c (ix86_fp_comparison_strategy):
3019 Only enable/disable sahf at function granularity.
3021 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
3023 PR rtl-optimization/41064
3024 * reload1.c (reload_as_needed): Don't call extract_insn
3025 for known invalid replacements after calling
3026 validate_replace_rtx_group and verify_changes.
3028 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
3031 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
3032 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
3033 ix86_expand_fp_vcond.
3034 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
3035 Assert that operation is supported by ix86_expand_int_vcond.
3036 (vcondu<SSEMODE124C8:mode>): Ditto.
3038 2009-08-13 DJ Delorie <dj@redhat.com>
3040 * config/i386/djgpp-stdint.h: New.
3041 * config.gcc (djgpp): Use it.
3043 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
3045 * config/sh/sh.c (sh_override_options): When flag_exceptions or
3046 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
3048 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3050 * tree-ssa-loop-prefetch.c
3051 (prune_ref_by_group_reuse): Enhance probabilistic analysis
3052 for long-stride pruning.
3053 (compute_miss_rate): New function to compute the probability
3054 that two memory references access different cache lines.
3056 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
3058 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
3060 2009-08-13 Richard Guenther <rguenther@suse.de>
3063 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
3064 use the constant pointer type.
3065 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
3066 of CV qualifiers on the target pointer type.
3067 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
3068 conversion check before restrict check.
3070 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3073 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
3075 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3077 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
3079 2009-08-12 Richard Guenther <rguenther@suse.de>
3081 PR tree-optimization/41011
3082 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
3083 and reference constructing.
3085 2009-08-12 Xinliang David Li <davidxl@google.com>
3087 PR tree-optimization/41012
3088 * tree-flow.h : New external interface.
3089 * gimple-low.c (check_call_arg): Change to public function.
3090 Remove argument mismatch check in lowering.
3091 * tree-inline.h (tree_can_inline_p): Interface change.
3092 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
3094 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
3095 Call change to tree_can_inline_p function.
3096 (cgraph_decide_inlining_incrementally): Ditto.
3098 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
3100 PR tree-optimization/41031
3101 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
3102 on the partition variable rather than promote_mode on the source
3103 type. Assert that the partition variable's type has the same
3104 mode as the source value's.
3106 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
3108 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
3109 for for_return == 2.
3110 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
3112 * calls.c (expand_call): Fix typo.
3113 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
3115 * stmt.c (expand_value_return): Use promote_function_mode to copy out
3117 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
3118 * config/cris/cris.c (cris_promote_function_mode): Likewise.
3119 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
3120 * config/pa/pa.c (pa_promote_function_mode): Likewise.
3122 2009-08-12 Andrew Haley <aph@redhat.com>
3124 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
3126 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3129 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
3131 2009-08-12 Richard Guenther <rguenther@suse.de>
3133 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
3134 * gimplify.c (gimplify_modify_expr): Do not use
3135 lang_hooks.types_compatible_p.
3136 * tree-ssa.c (useless_type_conversion_p): For aggregates
3137 just return false if the canonical types differ.
3139 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3142 * sese.c (convert_for_phi_arg): New.
3143 (add_guard_exit_phis): Use convert_for_phi_arg.
3145 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3147 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
3148 unknown subscript upper bounds.
3150 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3151 Pranav Garg <pranav.garg2107@gmail.com>
3153 * graphite-interchange.c (gather_access_strides): Removed.
3154 (ppl_max_for_le): New.
3155 (build_linearized_memory_access): New.
3156 (memory_stride_in_loop): New.
3157 (pbb_interchange_profitable_p): Reimplemented.
3158 * graphite-ppl.h (ppl_new_id_map): New.
3159 (ppl_interchange): New.
3161 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3163 * graphite-interchange.c (compute_subscript): Removed.
3164 (compute_array_size_cstr): Removed.
3165 (compute_array_size_poly): Removed.
3166 (compute_array_size): Removed.
3167 (gather_access_strides_poly): Removed.
3168 (gather_access_strides): Empty.
3170 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3172 * graphite-dependences.c (dependence_polyhedron_1): Replace
3173 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
3174 (graphite_legal_transform_dr): Same.
3175 (graphite_carried_dependence_level_k): Same.
3176 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
3177 Initialize PDR_NB_SUBSCRIPTS.
3178 (print_pdr_access_layout): Replace pdr_nb_subscripts with
3180 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
3181 (PDR_NB_SUBSCRIPTS): New.
3182 (pdr_nb_subscripts): Removed.
3183 (pdr_dim): Simplified.
3184 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
3185 with PDR_NB_SUBSCRIPTS.
3187 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3189 * graphite-interchange.c (compute_array_size): Remove use of
3191 * graphite-poly.c (new_poly_dr): Remove argument data_container.
3192 Do not initialize PDR_DATA_CONTAINER.
3193 (print_pdr): Do not print PDR_DATA_CONTAINER.
3194 * graphite-poly.h (struct poly_dr): Remove data_container field.
3195 (PDR_DATA_CONTAINER): Removed.
3196 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
3198 (build_poly_dr): Same.
3200 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3201 Sebastian Pop <sebastian.pop@amd.com>
3203 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
3204 copy of the dependence polyhedron. Free the temporary objects.
3205 (graphite_carried_dependence_level_k): Free unused objects before
3208 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
3209 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
3210 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
3211 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
3212 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
3214 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3216 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
3217 Early return without analyzing the data dependences if no
3218 transform has been done. Call restore_scattering if the transform
3220 (graphite-interchange.c): Same.
3221 * graphite-poly.c (print_scattering_function): Test for
3223 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
3224 (apply_poly_transforms): Do not gcc_assert that
3225 the transform is legal.
3226 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
3227 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
3228 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
3229 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
3230 * graphite-poly.h (struct poly_scattering): New.
3231 (struct poly_bb): Add original, transformed, and saved fields.
3232 Remove transformed_scattering, original_scattering,
3233 nb_local_variables and nb_scattering_transform fields.
3234 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
3235 (poly_scattering_new): New.
3236 (poly_scattering_free): New.
3237 (poly_scattering_copy): New.
3238 (store_scattering_pbb): New.
3239 (store_scattering): New.
3240 (restore_scattering_pbb): New.
3241 (restore_scattering): New.
3242 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
3243 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
3245 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3247 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
3250 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3252 * Makefile.in (graphite.o): Depends on PREDICT_H.
3253 * graphite.c: Include predict.h.
3254 (graphite_finalize): Call tree_estimate_probability.
3255 * predict.c (predict_loops): Do not call scev_initialize and
3257 (tree_estimate_probability_bb): New.
3258 (tree_estimate_probability): Do not initialize loops: move that
3259 code to the driver. Call tree_estimate_probability_bb.
3260 (tree_estimate_probability_driver): New.
3261 (pass_profile): Use tree_estimate_probability_driver.
3262 * predict.h (tree_estimate_probability): Declared.
3264 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3266 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
3267 * graphite-dependences.c (graphite_legal_transform): Add time to
3268 TV_GRAPHITE_DATA_DEPS.
3269 (dependency_between_pbbs_p): Same.
3270 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
3272 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
3274 PR rtl-optimization/41033
3275 * alias.c (nonoverlapping_component_refs_p): Punt when strict
3276 aliasing is disabled.
3278 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
3280 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
3281 si_mask_operand, and_load_operand, low_bitmask_operand,
3282 and_reg_operand, and_operand): New predicates.
3283 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
3284 * config/mips/mips.c (and_operands_ok): New function.
3285 * config/mips/mips-protos.h (and_operands_ok): Declare it.
3286 * config/mips/mips.md (move_type): Add ext_ins and logical.
3287 (type): Handle them.
3288 (and<mode>3): Use and_reg_operand as the second operand's predicate.
3289 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
3290 shift_shift. Remove commutative constraint modifier.
3291 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
3293 (*clear_upper32_dext): Remove define_insn_and_split.
3294 (*clear_upper32): Turn this define_insn_and_split ...
3295 (splitter for ANDing register with 0xffff_ffff): .. into this.
3297 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
3299 * combine.c (try_widen_shift_mode): Factor out code to check if an
3300 integer constant is a low-order bitmask from here ...
3301 * rtlanal.c (low_bitmask_len): ... to here.
3302 * rtl.h (low_bitmask_len): Declare.
3304 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
3307 * config/alpha/alpha.md (addsi3): Remove expander.
3308 (addsi3): Rename from *addsi3_internal insn pattern.
3309 (subsi3): Remove expander.
3310 (subsi3): Rename from *subsi3_internal insn pattern.
3312 2009-08-11 Douglas B Rupp <rupp@gnat.com>
3314 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
3317 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
3318 Eric Botcazou <botcazou@adacore.com>
3319 Douglas B Rupp <rupp@gnat.com>
3321 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
3322 that records that fit in 64 bits are returned by immediate value,
3323 as required by OpenVMS Calling Standard.
3324 (function_value): Adjust for above modification.
3325 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
3326 virtual_incoming_args_rtx as base object, not next_arg.
3327 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
3329 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3331 * reload.c (find_reloads_subreg_address): Check the original
3332 req_equiv_mem address to detect the case where an address is
3333 not valid in the outer mode.
3335 2009-08-11 Richard Guenther <rguenther@suse.de>
3338 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
3340 2009-08-10 Douglas B Rupp <rupp@gnat.com>
3342 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
3343 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
3345 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
3346 Douglas B Rupp <rupp@gnat.com>
3348 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
3349 PT_STACK when frame_pointer_needed on OpenVMS.
3350 (alpha_pv_save_size, alpha_using_fp): Remove.
3351 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
3352 with proper processing for PT_NULL.
3353 (alpha_vms_initial_elimination_offset): New function. Support for
3354 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
3355 (alpha_sa_size): Force procedure type to PT_STACK when
3356 frame_pointer_needed on OpenVMS.
3357 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
3358 (alpha_using_fp): Likewise.
3359 (alpha_vms_can_eliminate): Add prototype.
3360 (alpha_vms_initial_elimination_offset): Likewise.
3361 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
3362 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
3364 2009-08-10 Eric Botcazou <botcazou@adacore.com>
3365 Douglas B Rupp <rupp@gnat.com>
3367 * config/alpha/alpha.c (common_object_handler): New function.
3368 (vms_attribute_table): Declare a single attribute "common_object".
3369 (vms_output_aligned_decl_common): New global function.
3370 (SECTION_VMS_OVERLAY): Delete.
3371 (SECTION_VMS_GLOBAL): Likewise.
3372 (SECTION_VMS_INITIALIZE): Likewise.
3373 (vms_asm_named_section): Remove support for above flags.
3374 (vms_section_type_flags): Delete.
3375 (TARGET_SECTION_TYPE_FLAGS): Likewise.
3376 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
3377 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
3378 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
3380 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
3383 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
3384 (sub_ddmmss): Likewise.
3386 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
3389 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
3392 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3395 * reload1.c (reload_as_needed): Use cancel_changes to completely
3396 undo a failed replacement attempt.
3398 2009-08-10 Richard Guenther <rguenther@suse.de>
3401 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
3402 (useless_type_conversion_p): ... here. Require pointer targets
3405 2009-08-10 Dodji Seketeli <dodji@redhat.com>
3408 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
3409 loose the original type of the statement list.
3411 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3413 * config/alpha/alpha.c: Include libfuncs.h
3414 (avms_asm_output_extern): New function.
3415 (alpha_init_libfuncs): Init some decc libfuncs.
3416 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
3417 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
3418 (DO_CRTL_NAMES): Define.
3420 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
3421 (LONG_TYPE_SIZE): Define.
3422 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
3423 (SUBTARGET_SWITCHES): Define malloc64 switch.
3424 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
3425 (MASK_RETURN_ADDR): Define.
3426 doc/invoke.texi (mmalloc64): Document switch.
3428 2009-08-09 Olivier Hainque <hainque@adacore.com>
3429 Douglas B Rupp <rupp@gnat.com>
3431 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
3432 uses_condition_handler.
3433 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
3434 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
3435 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
3436 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
3437 (code_for_builtin): New insn codes for the new alpha_builtins.
3438 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
3439 (alpha_sa_size): Account for uses_condition_handler.
3440 (alpha_expand_prologue): Likewise.
3441 (alpha_start_function): Likewise.
3442 (alpha_expand_epilogue): Likewise.
3443 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
3444 establish/revert expanders.
3445 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
3446 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
3447 New expander, resorting to the alpha.c associated function.
3448 (builtin_revert_vms_condition_handler): Likewise.
3449 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
3450 __gcc_shell_handler, the static VMS condition handler used as
3451 an indirection wrapper to the current dynamically established
3453 * config/alpha/vms-unwind.h: Complete rewrite.
3454 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
3455 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
3457 2009-08-09 Eric Botcazou <botcazou@adacore.com>
3458 Douglas B Rupp <rupp@gnat.com>
3460 * config/alpha/alpha.c (alpha_links): Add 'target' field.
3461 (alpha_need_linkage): Handle aliases. Return function symbol.
3462 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
3463 Use ultimate alias target for the linkage name.
3464 * config/alpha/alpha.md (movmemdi): Use the symbol returned
3465 by alpha_need_linkage for the function symbol.
3466 (setmemdi): Likewise.
3468 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3470 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
3471 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
3472 (ASM_WEAKEN_LABEL): Define.
3473 (CRT_CALL_STATIC_FUNCTION): Define.
3474 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
3475 (ENDFILE_SPEC): Define.
3476 (INIT_SECTION_ASM_OP): Define.
3477 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
3478 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
3480 (MULTILIB_OSDIRNAMES): Define.
3481 (shlib_version): Define.
3482 (SHLIB_EXT): Define.
3483 (SHLIB_OBJS): Define.
3484 (SHLIB_NAME): Define.
3485 (SHLIB_MULTILIB): Define.
3486 (SHLIB_INSTALL): Define.
3487 (SHLIB_SYMVEC): Define.
3488 (SHLIB_SYMVECX2): Define.
3489 (SHLIB_LINK): Define.
3491 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3493 * config/alpha/alpha.c (alpha_initialize_trampoline):
3494 Initialize VMS trampoline IAW ABI for bounded procedure calls.
3495 (alpha_start_function): Emit transfer address on nested functions
3496 for VMS trampoline call.
3497 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
3498 since no longer used.
3499 * config/alpha/vms-tramp.asm: Remove.
3500 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
3501 since now only data initialized at runtime.
3503 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3505 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
3506 (LINK_GCC_C_SEQUENCE_SPEC): Define.
3507 (MD_EXEC_PREFIX): Remove, no longer used.
3508 (MD_STARTFILE_PREFIX): Likewise.
3509 (INCLUDE_DEFAULTS): Likewise.
3510 * config/alpha/t-vms:
3511 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
3513 2009-08-09 Richard Guenther <rguenther@suse.de>
3515 PR tree-optimization/41016
3516 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
3517 (operand_precision): Remove.
3518 (integral_operand_p): Likewise.
3519 (recognize_single_bit_test): Adjust.
3521 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3523 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
3524 operation overflows. Likewise non-cast unary arithmetic.
3525 If one arm of a conditional expression is always taken,
3526 inhibit evaluation warnings for the other arm. Likewise inhibit
3527 evaluation warnings for the second && or || operand if the first
3528 operand is enough to determine the result.
3529 * c-typeck.c (build_conditional_expr): Apply the same inhibition
3531 (build_binary_op): Prevent duplicate evaluation warnings.
3533 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3535 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
3536 and destination have different modes, Use promote_mode to
3537 determine the signedness of the conversion. Assert that the
3538 promoted source mode matches the destination mode. Don't pass
3539 the destination and destination mode to expand_expr if the source
3540 mode is different. Simplify conversion logic.
3542 2009-08-09 Ira Rosen <irar@il.ibm.com>
3544 PR tree-optimization/41008
3545 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
3546 from condition only in case it's a comparison. Adjust checks.
3548 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
3550 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
3551 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
3552 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
3553 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
3554 (dump_cand): Handle them.
3555 (struct iv_cand): New members COST_STEP and AINC_USE.
3556 (stmt_after_increment): Likewise.
3557 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
3558 callers changed. Use gimple_uid comparison instead of scanning.
3559 (add_candidate_1): When looking for identical candidates, take
3560 AINC_USE into account. Set it for new candidates.
3561 (force_expr_to_var_cost): Cast target_spill_cost to int.
3562 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
3563 All callers changed. Check for availability of autoinc addressing
3564 modes, both in general for a given mode, and in the specific use case.
3565 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
3567 (get_computation_cost): Likewise.
3568 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
3569 add_autoinc_candidates): New static functions.
3570 (add_candidate): Call add_autoinc_candidates for candidates based on
3572 (find_iv_candidates): Call set_autoinc_for_original_candidates.
3573 (determine_use_iv_cost_address): If we have an autoinc candidate at
3574 the matching use, verify autoinc is possible and subtract the cost
3575 of the candidate's step from the cost.
3576 (determine_iv_cost): Record the cost of the increment in the COST_STEP
3577 member of the candidate.
3578 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
3579 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
3581 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3583 * config.build (ia64-hp-*vms*): New target.
3584 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3586 * config.gcc (ia64-hp-*vms*): New target.
3587 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3589 * config.host (ia64-hp-*vms*): New target.
3590 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3593 2009-08-08 Richard Guenther <rguenther@suse.de>
3595 PR tree-optimization/40991
3596 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
3598 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
3600 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
3601 mode check. Do truncations in an integer mode.
3602 (force_to_mode): Handle subregs for all mode types. Only do
3603 arithmetic simplifications on integer modes.
3605 2009-08-07 Richard Guenther <rguenther@suse.de>
3607 PR tree-optimization/40999
3608 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
3609 (maybe_fold_reference): Lookup constant initializers.
3610 (fold_gimple_assign): Likewise.
3612 2009-08-07 Richard Guenther <rguenther@suse.de>
3614 * tree-ssa.c (useless_type_conversion_p_1): Only for types
3615 that require structural equality defer to the langhook.
3617 2009-08-07 Martin Jambor <mjambor@suse.cz>
3619 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
3621 (struct ipa_pass_through_data): New type.
3622 (struct ipa_ancestor_jf_data): New type.
3623 (union jump_func_value): Removed field formal_id, added fields
3624 pass_through and ancestor.
3625 (struct ipa_param_call_note): Changed type of formal_id to int from
3627 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
3628 operations jump functions and ancestor jump functions.
3629 (compute_complex_pass_through): New function.
3630 (compute_scalar_jump_functions): Call compute_complex_pass_through,
3631 reflect changes in the jump function strucutre.
3632 (update_jump_functions_after_inlining): Ignore complex pass-through
3633 and ancestor jump functions.
3634 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
3635 polynomial pass-through with operation jump functions.
3637 2009-08-07 Jakub Jelinek <jakub@redhat.com>
3639 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
3640 fde->dw_fde_begin as begin label instead of hot/cold label.
3641 Use LLSDAC label instead of LLSDA for second section lsda.
3642 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
3643 label instead of LLSDA if it is true.
3644 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
3646 * except.c (add_call_site, dw2_size_of_call_site_table): Add
3647 SECTION argument. Use it as index into crtl->eh.call_site_record
3649 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
3650 use it to determine how to print table entries instead of using
3651 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
3652 label instead of normal begin label as base.
3653 (sjlj_assign_call_site_values): Adjust add_call_site caller.
3654 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
3655 ensure no EH range spans between sections and that landing pads
3656 are always in the corresponding section.
3657 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
3658 for crtl->eh.call_site_record being an array rather than scalar.
3659 (output_one_function_exception_table): New function, copied
3660 from output_function_exception_table. Adjust
3661 dw2_size_of_call_site_table, dw2_output_call_site_table
3662 callers. For SECOND section use *C suffixed labels.
3663 (output_function_exception_table): Call
3664 output_one_function_exception_table and, when doing hot/cold
3665 partitioning, also another time for the second section.
3666 * opts.c: Include except.h.
3667 (decode_options): Allow -freorder-blocks-and-partition with
3668 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
3669 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
3670 * function.h (struct rtl_eh): Change call_site_record from
3671 scalar into array of 2 elements.
3673 2009-08-07 Martin Jambor <mjambor@suse.cz>
3675 * ipa-prop.c (count_formal_params_1): New function.
3676 (ipa_get_vector_of_formal_parms): New function.
3677 (get_vector_of_formal_parm_types): New function.
3678 (ipa_modify_formal_parameters): New function.
3679 (ipa_modify_call_arguments): New function.
3680 (index_in_adjustments_multiple_times_p): New function.
3681 (ipa_combine_adjustments): New function.
3682 (ipa_dump_param_adjustments): New function.
3683 * ipa-prop.h (struct ipa_parm_adjustment): New type.
3684 (ipa_get_vector_of_formal_parms): Declare.
3685 (ipa_modify_formal_parameters): Declare.
3686 (ipa_modify_call_arguments): Declare.
3687 (ipa_combine_adjustments): Declare.
3688 (ipa_dump_param_adjustments): Declare.
3689 (build_ref_for_offset): Declare.
3690 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
3691 * tree-sra.c: Include ipa-prop.c.
3692 (build_ref_for_offset): Make public.
3694 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
3696 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
3698 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
3700 * gcc/doc/extend.texi (__builtin_extract_return_address)
3701 (__builtin_frob_return_address): Document.
3703 2009-08-06 Paul Brook <paul@codesourcery.com>
3705 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
3706 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
3707 implementation on ARMv6-M.
3709 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3711 * doc/extend.texi (pcs): Document new attribute for ARM.
3713 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3715 * arm.c (pcs_attribute_args): Comment out unsupported attribute
3718 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3720 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
3723 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3725 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
3727 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3729 Merge ARM/hard_vfp_branch to trunk.
3731 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
3733 * arm.c (libcall_eq): New function.
3734 (libcall_hash): New function.
3735 (add_libcall): New function.
3736 (arm_libcall_uses_aapcs_base): New function.
3737 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
3738 libcalls using the base PCS.
3739 (arm_init_cumulative_args): Likewise.
3741 2009-07-20 Joseph Myers <joseph@codesourcery.com>
3743 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
3744 Use base ABI for conversion libfuncs between HFmode and SFmode.
3746 2009-05-12 Joseph Myers <joseph@codesourcery.com>
3748 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
3749 V4SImode as representatives of all 64-bit and 128-bit vector
3750 types. Allow vector types without vector modes.
3751 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
3752 without vector modes like BLKmode.
3753 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
3754 BLKmode. Avoid unsupported vector modes or TImode moves for
3756 (aapcs_vfp_allocate_return_reg): Likewise.
3757 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
3758 V8QImode if TARGET_NEON || TARGET_IWMMXT.
3760 2009-05-12 Joseph Myers <joseph@codesourcery.com>
3762 * config/arm/arm.c (arm_handle_pcs_attribute): New.
3763 (arm_get_pcs_model): Pass attribute arguments to
3764 arm_pcs_from_attribute.
3765 (arm_init_cumulative_args): Use base AAPCS for conversions from
3766 floating-point types to DImode.
3767 (arm_attribute_table): Add pcs attribute.
3768 (arm_handle_pcs_attribute): New.
3769 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
3770 conversions from floating-point types to DImode, also declare them
3771 to use base AAPCS and declare functions they call to use base
3772 AAPCS and their RTABI names.
3774 2009-05-12 Joseph Myers <joseph@codesourcery.com>
3776 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
3777 -mfloat-abi=hard not being supported for VFP.
3779 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
3781 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
3782 SYMBOL_REF to hard_libcall_value.
3784 2009-03-05 Joseph Myers <joseph@codesourcery.com>
3785 Richard Earnshaw <rearnsha@arm.com>
3787 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
3788 has been put on the stack, all remaining co-processory arguments for
3789 that co-processor also go on the stack.
3791 2009-03-05 Joseph Myers <joseph@codesourcery.com>
3793 * config/arm/arm.c (arm_return_in_memory): Handle returning
3794 vectors of suitable size in registers also for AAPCS case.
3796 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
3798 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
3800 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
3802 ARM Hard-VFP calling convention
3803 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
3804 * target.h (gcc_target): Add libcall_value to table of call hooks.
3805 * targhooks.h (default_libcall_value): Default implementation.
3806 * targhooks.c (default_libcall_value): Likewise.
3807 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
3808 * optabs.c (expand_unop): Use it.
3809 * expr.h (hard_libcall_value): Pass the function RTX through.
3810 * calls.c (emit_library_call_value_1): Update call to
3812 * explow.c (hard_libcall_value): Use new target hook.
3813 * testsuite/lib/target-supports.exp
3814 (check_effective_target_arm_hard_vfp_ok): New hook.
3815 (check_effective_target_arm_neon_ok): Improve test for neon
3817 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
3818 * config/arm/arm.c: Include cgraph.h
3819 (TARGET_FUNCTION_VALUE): Override default hook.
3820 (arm_pcs_default): New variable.
3821 (arm_override_options): Don't fault hard calling convention with VFP.
3822 Add support for AAPCS variants.
3823 (arm_function_value): Make static. Handle AAPCS variants.
3824 (arm_libcall_value): New function.
3825 (arm_apply_result_size): Handle VFP registers in results.
3826 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
3828 (pcs_attribute_args): New variable.
3829 (arm_pcs_from_attribute): New function.
3830 (arm_get_pcs_model): New function.
3831 (aapcs_vfp_cum_init): New function.
3832 (aapcs_vfp_sub_candidate): New function.
3833 (aapcs_vfp_is_return_candidate): New function.
3834 (aapcs_vfp_is_call_candidate): New function.
3835 (aapcs_vfp_allocate): New function.
3836 (aapcs_vfp_allocate_return_reg): New function.
3837 (aapcs_vfp_advance): New function.
3838 (aapcs_cp_arg_layout): New variable.
3839 (aapcs_select_call_coproc): New function.
3840 (aapcs_select_return_coproc): New function.
3841 (aapcs_allocate_return_reg): New function.
3842 (aapcs_libcall_value): New function.
3843 (aapcs_layout_arg): New function.
3844 (arm_init_cumulative_args): Initialize AAPCS args data.
3845 (arm_function_arg): Handle AAPCS variants using new interface.
3846 (arm_arg_parital_bytes): Likewise.
3847 (arm_function_arg_advance): New function.
3848 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
3849 calling conventions.
3850 (arm_setup_incoming_varargs): Handle new AAPCS args data.
3851 * arm.h (NUM_VFP_ARG_REGS): Define.
3852 (LIBCALL_VALUE): Update.
3853 (FUNCTION_VALUE): Delete.
3854 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
3855 (arm_pcs): New enum.
3856 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
3857 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
3858 (FUNCTION_ARG_REGNO_P): Add VFP regs.
3859 * arm-protos.h (arm_function_arg_advance): Add.
3860 (aapcs_libcall_value): Add.
3861 (arm_function_value): Delete.
3863 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
3864 H.J. Lu <hongjiu.lu@intel.com>
3867 * config/i386/i386.c (standard_sse_mode_p): Remove.
3868 (standard_sse_constant_p): Return 2 for integer mode
3869 vector_all_ones_operand when SSE2 is enabled.
3870 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
3871 (ix86_expand_vector_move): Do not check for negative values from
3872 standard_sse_constant_p.
3874 2009-08-06 Richard Guenther <rguenther@suse.de>
3876 * tree-ssa.c (useless_type_conversion_p_1): Make function and
3877 array type comparisons frontend independent.
3878 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
3879 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
3880 out array reference lower bound and element size operands.
3881 (ao_ref_init_from_vn_reference): Properly compute the offset
3882 for ARRAY_RANGE_REF.
3883 (vn_reference_fold_indirect): Fill out array reference lower
3884 bound and element size operands.
3885 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
3886 a non gimple valued reference operand which can happen for
3887 array reference lower bound or element size.
3888 (create_component_ref_by_pieces_1): Properly generate the
3889 element size operand for array references.
3891 2009-08-06 Richard Guenther <rguenther@suse.de>
3893 PR tree-optimization/40964
3894 * tree.c (iterative_hash_host_wide_int): Export.
3895 * tree.h (iterative_hash_host_wide_int): Declare.
3896 * tree-ssa-structalias.c (heapvar_map): New struct.
3897 (heapvar_map_eq): New function.
3898 (heapvar_map_hash): Likewise.
3899 (heapvar_lookup): Adjust.
3900 (heapvar_insert): Likewise.
3901 (make_constraint_from_heapvar): Allow multiple heap variables
3902 per decl at different offsets.
3903 (init_alias_heapvars): Adjust.
3905 2009-08-04 David Daney <ddaney@caviumnetworks.com>
3907 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
3908 * mips_output_sync_loop (mips_output_sync_loop): Only emit
3909 trailing sync if TARGET_SYNC_AFTER_SC.
3911 2009-08-05 David Daney <ddaney@caviumnetworks.com>
3913 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
3914 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
3915 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
3916 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
3917 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3918 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3919 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3920 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
3921 test_and_set_12): Rewrite calls to mips_output_sync_loop.
3922 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
3923 the prototype declaration match the definition.
3924 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
3925 instructions explicitly. Add barrier_before and operands
3927 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
3928 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
3929 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
3930 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3931 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
3932 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
3934 2009-08-05 Andrew Pinski <pinskia@gmail.com>
3936 * tree-ssa-alias.c: Fix intervals to use [) syntax.
3938 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
3939 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
3942 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
3945 2009-08-05 Jakub Jelinek <jakub@redhat.com>
3947 PR rtl-optimization/40924
3948 * dse.c (canon_address): Before calling cselib_expand_value_rtx
3949 make sure canon_rtx (mem_address) isn't simpler than
3950 canon_rtx (expanded_mem_address).
3952 2009-08-05 Li Feng <nemokingdom@gmail.com>
3954 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
3956 (build_scop_drs): Build alias set for each SCoP.
3958 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
3960 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
3961 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
3962 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
3963 (MIPS_ARCH_FLOAT_SPEC): Likewise.
3964 (BASE_DRIVER_SELF_SPECS): Likewise.
3966 2009-08-04 Andrew Pinski <pinskia@gmail.com>
3968 * tree-ssa-alias.c: Fix some comment typos.
3970 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
3972 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
3973 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
3975 2009-08-03 Janis Johnson <janis187@us.ibm.com>
3978 * simplify-rtx.c (simplify_binary_operation_1): Disable
3979 simplifications for decimal float operations.
3981 2009-08-03 Jakub Jelinek <jakub@redhat.com>
3984 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
3985 operand of INDIRECT_REF.
3987 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
3989 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
3990 constants referencing TLS symbols.
3992 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
3994 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
3995 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
3997 2009-08-03 Richard Guenther <rguenther@suse.de>
3999 * tree.c (make_vector_type): Build a main variant first,
4000 get the canonical one and then build the variant.
4001 * tree-ssa.c (useless_type_conversion_p_1): Handle
4003 (useless_type_conversion_p): Conversions to pointers to
4004 incomplete record types are useless.
4006 2009-08-03 Richard Guenther <rguenther@suse.de>
4008 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
4009 file will be created.
4010 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
4011 * toplev.c (compile_file): Adjust comment.
4013 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
4015 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
4016 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
4017 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4018 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4019 (sh_promote_function_mode): Fix typo.
4021 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
4023 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
4025 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4027 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
4028 declaration arguments.
4030 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
4032 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
4033 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
4034 (ix86_split_ashl): Ditto.
4035 (ix86_expand_vector_init_one_nonzero): Ditto.
4036 (ix86_expand_vector_set): Ditto.
4037 (ix86_expand_reduc_v4sf): Ditto.
4039 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
4041 * explow.c (promote_function_mode): Remove assert.
4042 * config/sh/sh.c (sh_promote_function_mode): Declare.
4044 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4046 * config/pa/pa.c (pa_promote_function_mode): Declare.
4047 Change to static. Fix promote_mode call.
4049 * gthr-dce.h (CONST_CAST2): Define if not defined.
4050 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
4052 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
4054 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
4056 * expr.c (store_constructor): Use promote_decl_mode. Remove
4057 now write-only variable unsignedp.
4058 (expand_expr_real_1): Use promote_decl_mode.
4059 * expr.h (promote_function_mode, promote_decl_mode): New.
4060 (promote_mode): Remove last argument.
4061 * function.c (assign_temp): Drop last argument of promote_mode.
4062 (assign_parm_find_data_types): Use promote_function_mode.
4063 (assign_parm_setup_reg): Likewise.
4064 (expand_function_end): Use promote_function_mode.
4065 * calls.c (initialize_argument_information): Use promote_function_mode.
4066 (precompute_arguments): Use promote_mode instead of checking if
4067 only PROMOTE_FUNCTION_MODE is defined.
4068 (expand_call): When making sibcall decisions, use promote_function_mode.
4069 Below, remove an if for targetm.calls.promote_function_return and
4070 and use promote_function_mode.
4071 (emit_library_call_value_1): Use promote_function_mode, fix bug
4072 where promote_mode was passed FOR_CALL == 0 for a return value in an
4074 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
4075 * explow.c (promote_function_mode, promote_decl_mode): New.
4076 (promote_mode): Keep only the FOR_CALL == 0 case.
4077 * combine.c (setup_incoming_promotion): Remove test of
4078 promote_function_args. Use promote_function_mode.
4079 * stmt.c (expand_value_return): Use promote_decl_mode.
4080 (expand_decl): Use promote_decl_mode.
4082 * expr.c (store_constructor): Use promote_decl_mode. Remove
4083 now write-only variable unsignedp.
4084 (expand_expr_real_1): Use promote_decl_mode.
4085 * expr.h (promote_function_mode, promote_decl_mode): New.
4086 (promote_mode): Remove last argument.
4087 * function.c (assign_temp): Drop last argument of promote_mode.
4088 (assign_parm_find_data_types): Use promote_function_mode.
4089 (assign_parm_setup_reg): Likewise.
4090 (expand_function_end): Use promote_function_mode.
4091 * calls.c (initialize_argument_information): Use promote_function_mode.
4092 (precompute_arguments): Use promote_mode instead of checking if
4093 only PROMOTE_FUNCTION_MODE is defined.
4094 (expand_call): When making sibcall decisions, use promote_function_mode.
4095 Below, remove an if for targetm.calls.promote_function_return and
4096 and use promote_function_mode.
4097 (emit_library_call_value_1): Use promote_function_mode, fix bug
4098 where promote_mode was passed FOR_CALL == 0 for a return value in an
4100 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
4101 * explow.c (promote_function_mode, promote_decl_mode): New.
4102 (promote_mode): Keep only the FOR_CALL == 0 case.
4103 * combine.c (setup_incoming_promotion): Remove test of
4104 promote_function_args. Use promote_function_mode.
4105 * stmt.c (expand_value_return): Use promote_decl_mode.
4106 (expand_decl): Use promote_decl_mode.
4108 * explow.c (promote_function_mode): Just call the target hook.
4109 * targhooks.c (default_promote_function_mode,
4110 default_promote_function_mode_always_promote): New.
4111 * targhooks.h (default_promote_function_mode,
4112 default_promote_function_mode_always_promote): Declare.
4113 * target.h (promote_function_args, promote_function_return): Remove.
4114 (promote_function_mode): New.
4115 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4116 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4117 (TARGET_PROMOTE_FUNCTION_MODE): New.
4118 (TARGET_CALLS): Adjust.
4119 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
4120 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
4122 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
4123 * config/s390/s390.c (s390_promote_function_mode): ... here,
4124 with pointer handling.
4125 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4126 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4128 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
4129 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
4130 with pointer handling.
4131 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4132 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4134 * config/sh/sh-protos.h (sh_promote_function_mode): New.
4135 * config/sh/sh.c (sh_promote_function_mode): New.
4136 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4137 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4139 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
4140 * config/cris/cris.c (cris_promote_function_mode): ... here.
4141 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4142 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4144 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
4145 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
4146 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4147 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4149 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
4150 * config/arm/arm.c (arm_promote_function_mode): ... here, without
4151 complex type handling.
4152 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4153 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4155 * config/pa/pa.c (pa_promote_function_mode): New.
4156 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4157 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4159 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
4160 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4161 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
4162 * config/xtensa/xtensa.c: Likewise.
4163 * config/stormy16/stormy16.c: Likewise.
4164 * config/iq2000/iq2000.c: Likewise.
4165 * config/rs6000/rs6000.c: Likewise.
4166 * config/picochip/picochip.c: Likewise.
4167 * config/arc/arc.c: Likewise.
4168 * config/mcore/mcore.c: Likewise.
4169 * config/score/score.c: Likewise.
4170 * config/mips/mips.c: Likewise.
4171 * config/bfin/bfin.c: Likewise.
4172 * config/ia64/ia64.c: Likewise (disabled though).
4174 * config/frv/frv.h: Remove pointless remark.
4176 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
4177 TARGET_PROMOTE_FUNCTION_ARGS,
4178 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
4179 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
4181 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
4183 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
4184 -floop-parallelize-all.
4185 * toplev.c (process_options): Rename flag_graphite_force_parallel to
4186 flag_loop_parallelize_all.
4187 * tree-ssa-loop.c (gate_graphite_transforms): Same.
4188 * graphite.c (graphite_transform_loops): Same.
4190 * graphite-poly.c (apply_poly_transforms): Same.
4192 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
4194 PR tree-optimization/40914
4195 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
4196 if set, then check the delta field of the PMF record.
4197 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
4198 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
4199 call is stored in the delta.
4201 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
4203 * config/mips/mips.md (*clear_upper32_dext): New pattern.
4205 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
4207 * config/i386/bsd.h (ASM_BYTE): New define.
4208 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
4209 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
4210 .byte. Use fputs or putc instead of fprintf where appropriate.
4211 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
4212 fputs or putc instead of fprintf where appropriate.
4213 * config/i386/i386elf.h: Ditto.
4214 * config/i386/sysv4.h: Ditto.
4216 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
4217 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
4218 (*tls_global_dynamic_64): Ditto.
4220 2009-07-31 Christian Bruel <christian.bruel@st.com>
4222 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4224 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4226 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
4227 Remove dead code for MINUS.
4229 2009-07-31 Anthony Green <green@moxielogic.com>
4231 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
4233 (moxie_expand_epilogue): Ditto for epilogue.
4234 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
4236 (moxie_function_arg): Ditto.
4237 (moxie_pass_by_reference): Ditto.
4238 (moxie_arg_partial_bytes): Ditto.
4239 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
4240 (FUNCTION_ARG_ADVANCE) Ditto.
4241 (REG_PARM_STACK_SPACE) Ditto.
4242 (FUNCTION_ARG_REGNO_P) Dito.
4244 * config.gcc: Add moxie linux config support.
4245 * gcc/config/moxie/uclinux.h: New file.
4247 2009-07-31 DJ Delorie <dj@redhat.com>
4249 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
4250 (UNSPECV_SP_SWITCH_E): New.
4251 (sp_switch_1): Change to an unspec.
4252 (sp_switch_2): Change to an unspec. Don't use post-inc when we
4254 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
4255 reference the new stack's address
4257 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4259 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
4260 graphite-clast-to-gimple.o, graphite-dependences.o,
4261 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
4262 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
4263 (graphite-blocking.o,
4264 graphite-clast-to-gimple.o, graphite-dependences.o,
4265 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
4266 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
4267 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
4268 * cfgloop.h (struct loop): Add can_be_parallel field.
4269 * common.opt (fgraphite-identity): Moved up.
4270 (fgraphite-force-parallel): New flag.
4271 * graphite.c: Rewrite.
4272 * graphite.h: Rewrite.
4273 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
4275 * toplev.c (graphite_out_file): New file descriptor.
4276 (graphite_in_file): New.
4277 (process_options): flag_graphite_force_parallel cannot be used without
4279 * tree-ssa-loop.c: Include toplev.h.
4280 (gate_graphite_transforms): Enable flag_graphite for
4281 flag_graphite_force_parallel.
4283 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4285 * ChangeLog.graphite: New.
4286 * graphite-blocking.c: New.
4287 * graphite-clast-to-gimple.c: New.
4288 * graphite-clast-to-gimple.h: New.
4289 * graphite-dependences.c: New.
4290 * graphite-dependences.h: New.
4291 * graphite-interchange.c: New.
4292 * graphite-poly.c: New.
4293 * graphite-poly.h: New.
4294 * graphite-ppl.c: New.
4295 * graphite-ppl.h: New.
4296 * graphite-scop-detection.c: New.
4297 * graphite-scop-detection.h: New.
4298 * graphite-sese-to-poly.c: New.
4299 * graphite-sese-to-poly.h: New.
4303 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4305 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
4306 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
4308 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4310 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
4311 (scev_is_linear_expression): Return false if the evolution is not
4312 affine multivariate.
4314 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4316 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
4317 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
4319 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4321 * tree-data-ref.c (debug_data_references): New.
4322 (debug_data_reference): New.
4323 * tree-data-ref.h (debug_data_references): Declared.
4324 (debug_data_reference): Declared.
4326 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4328 * tree-data-ref.c (stmt_simple_memref_p: Removed.
4329 * tree-data-ref.h (scop_p): Removed.
4330 (struct data_reference): Remove field scop.
4332 (stmt_simple_memref_p): Removed.
4334 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4336 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
4337 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
4340 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4342 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
4344 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4346 * doc/invoke.texi (-fgraphite-identity): Documented.
4348 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4350 * tree-scalar-evolution.c: Fix comment.
4351 (instantiate_scev_1): Return unknow from scev instantiation if the
4352 result is not above instantiate_below.
4354 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4356 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
4357 static anymore. Instantiate the symbols that may have been introduced
4359 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
4362 2009-07-30 DJ Delorie <dj@redhat.com>
4364 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
4365 .vliw directive to VLIW sections.
4367 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4369 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
4371 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
4372 (AUTOHEADER): New variable.
4373 ($(srcdir)/cstamp-h.in): Use it.
4375 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
4376 Pat Haugen <pthaugen@us.ibm.com>
4377 Revital Eres <ERES@il.ibm.com>
4379 * config/rs6000/vector.md (VEC_F): Add VSX support.
4383 (vector_load_<mode>): Ditto.
4384 (vector_store_<mode>): Ditto.
4385 (vector GPR move split): Ditto.
4386 (vec_reload_and_plus_<mptrsize>): Ditto.
4387 (vec_reload_and_reg_<mptrsize>): Ditto.
4388 (add<mode>3): Ditto.
4389 (sub<mode>3): Ditto.
4390 (mul<mode>3): Ditto.
4391 (neg<mode>2): Ditto.
4392 (abs<mode>2): Ditto.
4393 (smin<mode>3): Ditto.
4394 (smax<mode>3): Ditto.
4395 (vector_eq<mode>): Ditto.
4396 (vector_gt<mode>): Ditto.
4397 (vector_ge<mode>): Ditto.
4398 (vector_gtu<mode>): Ditto.
4399 (vector_select_<mode>_uns): Ditto.
4400 (vector_eq_<mode>_p): Ditto.
4401 (vector_gt_<mode>_p): Ditto.
4402 (vector_ge_<mode>_p): Ditto.
4403 (vector_gtu_<mode>_p): Ditto.
4404 (cr6_test_for_zero): Ditto.
4405 (cr6_test_for_zero_reverse): Ditto.
4406 (cr6_test_for_lt): Ditto.
4407 (cr6_test_for_lt_reverse): Ditto.
4408 (xor<mode>3): Ditto.
4409 (ior<mode>3): Ditto.
4410 (and<mode>3): Ditto.
4411 (one_cmpl<mode>2): Ditto.
4412 (nor<mode>2): Ditto.
4413 (andc<mode>2): Ditto.
4414 (float<VEC_int<mode>2): Ditto.
4415 (unsigned_float<VEC_int><mode>2): Ditto.
4416 (fix_trunc<mode><VEC_int>2): Ditto.
4417 (fixuns_trunc<mode><VEC_int>2): Ditto.
4419 (vec_set<mode>): Ditto.
4420 (vec_extract<mode>): Ditto.
4421 (vec_interleave_highv4sf): Ditto.
4422 (vec_interleave_lowv4sf): Ditto.
4423 (vec_realign_load_<mode>): Ditto.
4424 (vec_shl_<mode>): Ditto.
4425 (vec_shr_<mode>): Ditto.
4426 (div<mode>3): New patterns for VSX.
4427 (vec_interleave_highv2df): Ditto.
4428 (vec_interleave_lowv2df): Ditto.
4429 (vec_pack_trunc_v2df): Ditto.
4430 (vec_pack_sfix_trunc_v2df): Ditto.
4431 (vec_pack_ufix_trunc_v2df): Ditto.
4432 (vec_unpacks_hi_v4sf): Ditto.
4433 (vec_unpacks_lo_v4sf): Ditto.
4434 (vec_unpacks_float_hi_v4si): Ditto.
4435 (vec_unpacks_float_lo_v4si): Ditto.
4436 (vec_unpacku_float_hi_v4si): Ditto.
4437 (vec_unpacku_float_lo_v4si): Ditto.
4438 (movmisalign<mode>): Ditto.
4439 (vector_ceil<mode>2): New patterns for vectorizing math library.
4440 (vector_floor<mode>2): Ditto.
4441 (vector_btrunc<mode>2): Ditto.
4442 (vector_copysign<mode>3): Ditto.
4444 * config/rs6000/predicates.md (easy_vector_constant_msb): New
4445 predicate for setting the high bit in each word, used for copysign.
4447 * config/rs6000/ppc-asm.h (f19): Whitespace.
4448 (f32-f63): Define if VSX.
4449 (v0-v31): Define if Altivec.
4450 (vs0-vs63): Define if VSX.
4452 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
4454 * config/rs6000/power7.md: New file, provide tuning parameters for
4457 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
4458 (rs6000_cpu_cpp_builtins): Ditto.
4459 (altivec_overloaded_builtins): Ditto.
4460 (altivec_resolve_overloaded_builtin): Ditto.
4462 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
4463 debug switch to disable vectorizing simple math builtin
4466 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4467 Vectorize simple math builtin functions.
4468 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
4469 hook to vectorize math builtins.
4470 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
4471 (rs6000_builtin_conversion): Add VSX/power7 support.
4472 (rs6000_builtin_vec_perm): Ditto.
4473 (vsplits_constant): Add support for loading up a vector constant
4474 with just the high bit set in each part.
4475 (rs6000_expand_vector_init): Add VSX/power7 support.
4476 (rs6000_expand_vector_set): Ditto.
4477 (rs6000_expand_vector_extract): Ditto.
4478 (rs6000_emit_move): Ditto.
4479 (bdesc_3arg): Ditto.
4480 (bdesc_2arg): Ditto.
4481 (bdesc_1arg): Ditto.
4482 (rs6000_expand_ternop_builtin): Ditto.
4483 (altivec_expand_builtin): Ditto.
4484 (rs6000_expand_unop_builtin): Ditto.
4485 (rs6000_init_builtins): Ditto.
4486 (altivec_init_builtins): Ditto.
4487 (builtin_function_type): Ditto.
4488 (rs6000_common_init_builtins): Ditto.
4489 (rs6000_handle_altivec_attribute); Ditto.
4490 (rs6000_mangle_type): Ditto.
4491 (rs6000_vector_mode_supported_p): Ditto.
4492 (rs6000_mode_dependent_address): Altivec addresses with AND -16
4495 * config/rs6000/vsx.md: New file for VSX support.
4497 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
4498 identifing values with just the most significant bit set.
4499 (enum rs6000_builtins): Add builtins for VSX. Add simple math
4500 vectorized builtins.
4502 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
4503 (UNSPEC_VRFIM): Delete.
4504 (splitter for loading up vector with most significant bit): New
4505 splitter for vectorizing copysign.
4506 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
4507 vectorizing simple math functions.
4508 (altivec_vrfip): Add support for vectorizing simple math functions.
4509 (altivec_vrfim): Ditto.
4510 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
4512 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
4513 (power7.md, vsx.md): Include for power7 support.
4514 (copysigndf3): Use VSX instructions if -mvsx.
4515 (negdf2_fpr): Ditto.
4516 (absdf2_fpr): Ditto.
4517 (nabsdf2_fpr): Ditto.
4518 (adddf3_fpr): Ditto.
4519 (subdf3_fpr): Ditto.
4520 (muldf3_fpr): Ditto.
4521 (divdf3_fpr): Ditto.
4522 (fix_truncdfdi2_fpr): Ditto.
4523 (cmpdf_internal1): Ditto.
4524 (fred, fred_fpr): Convert into expander/insn to add VSX support.
4525 (btruncdf2, btruncdf2_fpr): Ditto.
4526 (ceildf2, ceildf2_fpr): Ditto.
4527 (floordf2, floordf2_fpr): Ditto.
4528 (floatdidf2, floatdidf2_fpr): Ditto.
4529 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
4530 (fmsubdf4_fpr): Ditto.
4531 (fnmadddf4_fpr_1): Ditto.
4532 (fnmadddf4_fpr_2): Ditto.
4533 (fnmsubdf4_fpr_1): Ditto.
4534 (fnmsubdf4_fpr_2): Ditto.
4535 (fixuns_truncdfdi2): Add expander for VSX support.
4536 (fix_truncdfdi2): Ditto.
4537 (fix_truncdfsi2): Ditto.
4539 (btruncsf2): Whitespace.
4540 (movdf_hardfloat32): Add support for VSX registers.
4541 (movdf_softfloat32): Ditto.
4542 (movdf_hardfloat64): Ditto.
4543 (movdf_hardfloat64_mfpgpr): Ditto.
4544 (movdf_softfloat64): Ditto.
4545 (movti splitters): Add check for vector registers supporting
4546 TImode in the future.
4547 (bpermd): Add power7 bpermd instruction.
4549 * config/rs6000/altivec.h (vec_div): Define if VSX.
4553 (vec_nearbyint): Ditto.
4556 (all predicates): Use the generic builtin function, and not the V4SF
4557 specific function so that the predicates will work with VSX's V2DF.
4561 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
4562 Document new VSX functions and types.
4564 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
4567 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
4568 "wa", and "j" constraints. Modify "v" to talk about Altivec
4569 instead of just vector.
4571 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
4574 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
4575 location for phi arguments.
4576 (rewrite_update_phi_arguments): Find locations for reaching defs.
4577 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
4578 Add location to add_phi_arg calls.
4579 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
4580 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
4581 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
4582 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
4583 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
4584 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
4585 * tree-phinodes.c (make_phi_node): Initialize location.
4586 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
4587 (add_phi_arg): Add location parameter.
4588 (remove_phi_arg_num): Move location when moving phi argument.
4589 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
4591 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
4592 slpeel_update_phi_nodes_for_guard1,
4593 slpeel_update_phi_nodes_for_guard2,
4594 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
4595 vect_loop_versioning): Set locations.
4596 * tree-parloops.c (create_phi_for_local_result,
4597 transform_to_exit_first_loop, create_parallel_loop): Add locations.
4598 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
4599 * tree-vect-loop.c (get_initial_def_for_induction,
4600 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
4602 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
4603 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
4604 (gimple_phi_arg_set_location): New. Set locus.
4605 (gimple_phi_arg_has_location): New. Check for locus.
4606 (redirect_edge_var_map_location): New. Return locus from var_map.
4607 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
4608 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
4609 combining PHI arguments.
4610 (cond_store_replacement): Set location.
4611 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
4612 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
4613 scop_add_exit_phis_edge): Add locations.
4614 * tree-cfgcleanup.c (remove_forwarder_block,
4615 remove_forwarder_block_with_phi): Add locations.
4616 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
4617 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
4619 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
4620 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
4621 flush_pending_stmts): Add source location.
4622 * lambda-code.c (perfect_nestify): Maintain location stack with argument
4623 stack to preserve locations.
4624 * tree-vect-stmts.c (vectorizable_load): Add location.
4625 * tree-inline.c (copy_phis_for_bb): Copy locus.
4626 (setup_one_parameter): Add call locus to inlined parameter stmts.
4627 (initialize_inlined_parameters): Pass in call location as parameter
4629 (tree_function_versioning): Pass location to setup_one_parameter.
4630 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
4631 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
4632 copy and edge lists.
4633 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
4634 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
4635 locus parameter and override the stmt default if provided.
4636 (new_elim_graph, clear_elim_graph, delete_elim_graph,
4637 elim_graph_add_edge, elim_graph_remove_succ_edge,
4638 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
4639 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
4640 eliminate_phi): Add locus info in elimination graph for each edge and
4642 (insert_backedge_copies): Copy locus if present.
4643 * tree-flow.h (struct _edge_var_map): Add locus field.
4644 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
4645 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
4646 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
4648 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
4650 2009-07-30 Martin Jambor <mjambor@suse.cz>
4652 PR tree-optimization/40570
4653 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
4656 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
4658 * ssa-loop-manip.c: Include langhooks.h.
4659 (rewrite_phi_with_iv): New.
4660 (rewrite_all_phi_nodes_with_iv): New.
4661 (canonicalize_loop_ivs): Move here from tree-parloops.c.
4662 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
4663 * tree-parloops.c (loop_parallel_p): Move out all conditions
4664 except dependency check.
4665 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
4666 (gen_parallel_loop): Call canonicalize_loop_ivs without
4667 reduction_list argument.
4668 (build_new_reduction): New.
4669 (gather_scalar_reductions): New.
4670 (try_get_loop_niter): New.
4671 (try_create_reduction_list): New.
4672 (parallleize_loops): Change the parallel conditions check.
4673 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
4674 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
4676 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
4678 * opt-functions.awk (opt_args): Allow argument to be enclosed in
4680 * doc/options.texi (Option properties): Mention new quoting syntax.
4682 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4684 * config/alpha/alpha.c (alpha_start_function):
4685 Handle VMS_DEBUG_MAIN_POINTER
4686 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
4687 * doc/invoke.texi: Document -mdebug-main switch.
4689 2009-07-29 Richard Henderson <rth@redhat.com>
4691 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
4692 (cgraph_create_edge_including_clones): Likewise.
4693 * tree-inline.c (copy_bb): Operate on the correct edges
4694 when updating the callgraph.
4696 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4698 * config/alpha/vms-cc.c: Deleted.
4699 * config/alpha/vms-ld.c: Deleted.
4700 * config/alpha/t-vms64: Moved to config/vms
4701 * config/alpha/vms-crt0-64.c: Moved to config/vms
4702 * config/alpha/vms-crt0.c: Moved to config/vms
4703 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
4704 * config/alpha/vms-psxcrt0.c: Moved to config/vms
4705 * config/alpha/xm-vms.h: Moved to config/vms
4706 * config/alpha/x-vms: Moved to config/vms
4707 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
4709 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
4710 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
4712 * config/vms/t-vms64: Moved here from config/alpha
4713 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
4714 (argc,argv,envp): Enforce 32bit malloc'ing.
4715 * config/vms/vms-psxcrt0-64.c: Likewise.
4716 * config/vms/vms-crt0.c: Moved here from config/alpha.
4717 * config/vms/vms-psxcrt0.c: Likewise.
4718 * config/vms/vms-crtl-64.h: New file.
4719 * config/vms/vms-crtl.h: New file.
4720 * config/vms/vms.opt: New file.
4721 * config/vms/xm-vms64.h: New file.
4722 * config/vms/xm-vms.h: Moved here from config/alpha.
4723 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
4725 * config/vms/x-vms: Moved here from config/alpha.
4726 (version, VMS_EXTRA_PARTS): Moved to t-vms.
4727 (vms-ld.o, vms-cc.o): Removed.
4728 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
4730 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4732 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
4733 correct stack (obvious VMS fix).
4735 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4737 * dwarf2out.c (output_file_names): Output VMS style file name, size,
4738 date, version info if VMS_DEBUGGING_INFO defined.
4739 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
4740 size, date calculating code moved here.
4742 2009-07-29 Paul Brook <paul@codesourcery.com>
4744 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
4747 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
4750 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
4751 to DImode when generating insq_le insn.
4753 2009-07-28 Douglas B Rupp <rupp@gnat.com>
4755 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
4756 New macro set for VMS_DEBUGGGING_INFO.
4757 (AT_string_form): Use it.
4759 2009-07-28 DJ Delorie <dj@redhat.com>
4761 * config/mep/mep.c (vtext_section): New.
4762 (vftext_section): New.
4763 (ftext_section): New.
4764 (mep_select_section): Add support for functions.
4765 (mep_unique_section): Likewise.
4766 (mep_asm_init_sections): Likewise.
4767 (mep_encode_section_info): Remove it from here.
4769 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
4771 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
4773 * tree.h (TREE_DEPRECATED): Document it is used for types too.
4774 (TYPE_VECTOR_OPAQUE): Use default_def_flag
4776 2009-07-28 Douglas B Rupp <rupp@gnat.com>
4778 * dwarf2out.c (output_file_names): Test new macro
4779 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
4780 (add_comp_dir_attribute): Likewise.
4782 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
4784 * config/i386/mingw-w64.h (LINK_SPEC): Add
4785 separating space between commands.
4787 2009-07-28 Jan Hubicka <jh@suse.cz>
4789 PR tree-optimization/40759
4790 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
4793 2009-07-27 DJ Delorie <dj@redhat.com>
4795 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
4796 types are dword-aligned.
4797 (mep_expand_va_start): Likewise.
4799 2009-07-27 Olivier Hainque <hainque@adacore.com>
4800 Douglas B Rupp <rupp@gnat.com>
4802 * convert.c (convert_to_pointer): Don't assume the target
4803 pointer type is POINTER_SIZE long. Fetch its precision instead.
4805 2009-07-27 Douglas B Rupp <rupp@gnat.com>
4807 * system.h (fopen): Undefine if macro.
4809 2009-07-27 Jakub Jelinek <jakub@redhat.com>
4811 * dwarf2out.c (output_cfi_p): Removed.
4812 (output_cfis): New function.
4813 (output_fde): New function, split from output_call_frame_info.
4814 (output_call_frame_info): Use it.
4815 (dwarf2out_switch_text_section): Use output_cfis.
4817 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
4819 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
4820 TARGET_BI_ARCH is specified without enabling SJLJ.
4821 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
4822 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
4824 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
4826 * arm.md (negdi2): Use DImode if forcing a value into a register.
4828 2009-07-26 Ira Rosen <irar@il.ibm.com>
4830 PR tree-optimization/40801
4831 * tree-vect-stmts.c (vectorizable_call): Get previous copy
4832 of vector operand from the previous copy of vector statement.
4833 Pass the correct definition type value to
4834 vect_get_vec_def_for_stmt_copy().
4836 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4838 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
4839 const char ** conversion.
4841 2009-07-25 David Daney <ddaney@caviumnetworks.com>
4843 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
4844 fancy_abort() if !ENABLE_ASSERT_CHECKING.
4845 (gcc_unreachable): Invoke __builtin_unreachable() if
4846 !ENABLE_ASSERT_CHECKING.
4848 2009-07-25 David Daney <ddaney@caviumnetworks.com>
4850 PR rtl-optimization/40445
4851 * emit-rtl.c (next_nonnote_insn_bb): New function.
4852 * rtl.h (next_nonnote_insn_bb): Declare new function.
4853 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
4854 with no successors that is the successor of the ENTRY_BLOCK.
4855 Continue from the top after removing an empty fallthrough block.
4856 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
4857 of next_nonnote_insn.
4859 2009-07-25 David Daney <ddaney@caviumnetworks.com>
4861 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
4863 2009-07-25 Martin Jambor <mjambor@suse.cz>
4865 * c-common.c (c_common_attribute_table): New element for noclone.
4866 (handle_noclone_attribute): New function. Forward-declare.
4867 * tree-inline.c (tree_versionable_function_p): Check for noclone
4869 * doc/extend.texi (Labels as Values): Document need for noclone.
4870 (Function Attributes): Document noclone attribute.
4872 2009-07-25 Jakub Jelinek <jakub@redhat.com>
4874 PR rtl-optimization/34999
4875 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
4876 and dw_fde_switched_cold_to_hot fields.
4877 (output_cfi_p): New function.
4878 (output_call_frame_info): If fde->dw_fde_switched_sections,
4879 output 2 FDEs instead of one with corrupted header.
4880 (dwarf2out_do_cfi_startproc): New function.
4881 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
4882 and fde->dw_fde_switched_cold_to_hot.
4883 (dwarf2out_switch_text_section): Compute
4884 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
4885 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
4886 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
4887 Otherwise, compute fde->dw_fde_switch_cfi.
4889 2009-07-24 Cary Coutant <ccoutant@google.com>
4891 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
4893 2009-07-24 Cary Coutant <ccoutant@google.com>
4895 * cfghooks.c (split_block): Copy discriminator to new block.
4896 * tree-cfg.c (assign_discriminator): Check location of last
4897 instruction in block as well as first.
4899 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
4901 * config/i386/linux.c: Use fputs or putc instead of fprintf
4903 * config/i386/gas.h: Ditto.
4904 * config/i386/x86-64.h: Ditto.
4905 * config/i386/att.h: Ditto.
4907 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4909 * expmed.c (emit_store_flag): Use a recursive call to optimize the
4912 2009-07-24 Martin Jambor <mjambor@suse.cz>
4914 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
4915 (ipa_push_func_to_list_1): Declare.
4916 (ipa_push_func_to_list): New function.
4918 * ipa-prop.c (ipa_push_func_to_list_1): New function.
4919 (ipa_init_func_list): Call ipa_push_func_to_list_1.
4920 (ipa_push_func_to_list): Removed.
4921 (ipa_pop_func_from_list): Clear node_enqueued flag.
4923 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
4925 * config/s390/s390.c (override_options): Default
4926 max-unrolled-insns to 100 for z10 tuning.
4928 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
4930 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
4931 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
4932 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
4933 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
4934 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
4935 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
4936 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
4938 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
4940 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
4941 use default set in mingw32.h header.
4942 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
4943 64-bit /mingw/include path.
4944 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
4947 2009-07-23 Neil Vachharajani <nvachhar@google.com>
4949 PR rtl-optimization/40209
4950 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
4952 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
4954 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
4955 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
4956 with the rest of string where appropriate. Use fputs or putc
4957 instead of fprintf where appropriate.
4959 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
4960 Pat Haugen <pthaugen@us.ibm.com>
4961 Revital Eres <ERES@il.ibm.com>
4963 * config/rs6000/vector.md: New file. Move most of the vector
4964 expander support here from altivec.md to allow for the VSX vector
4965 unit in the future. Add support for secondary_reload patterns.
4966 Rewrite the patterns for vector comparison, and vector comparison
4967 predicate instructions so that the RTL expresses the desired
4968 behavior, instead of using unspec.
4970 * config/rs6000/constraints.md ("f" constraint): Use
4971 rs6000_constraints to hold the precalculated register class.
4972 ("d" constraint): Ditto.
4973 ("wd" constraint): New constraint for VSX.
4974 ("wf" constraint): Ditto.
4975 ("ws" constraint): Ditto.
4976 ("wa" constraint): Ditto.
4977 ("wZ" constraint): Ditto.
4978 ("j" constraint): Ditto.
4980 * config/rs6000/predicates.md (vsx_register_operand): New
4982 (vfloat_operand): New predicate for vector.md.
4983 (vint_operand): Ditto.
4984 (vlogical_operand): Ditto.
4985 (easy_fp_constant): If VSX, 0.0 is an easy constant.
4986 (easy_vector_constant): Add VSX support.
4987 (altivec_indexed_or_indirect_operand): New predicate for
4988 recognizing Altivec style memory references with AND -16.
4990 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
4991 for vector secondary reload support.
4992 (rs6000_vector_reg_class): Delete, replacing it with
4994 (rs6000_vsx_reg_class): Ditto.
4995 (rs6000_constraints): New array to hold the register classes of
4996 each of the register constraints that can vary at runtime.
4997 (builtin_mode_to_type): New static array for builtin function type
4999 (builtin_hash_table): New static hash table for builtin function
5001 (TARGET_SECONDARY_RELOAD): Define target hook.
5002 (TARGET_IRA_COVER_CLASSES): Ditto.
5003 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
5004 registers are 128 bits if VSX memory reference instructions are used.
5005 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
5007 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
5008 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
5009 Print several of the scheduling related parameters.
5010 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
5011 rs6000_constraints instead of rs6000_vector_reg_class. Move
5012 -mdebug=reg code to rs6000_debug_reg_global. Add support for
5013 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
5014 Altivec. Add VSX support. Setup for secondary reload support on
5015 Altivec/VSX registers.
5016 (rs6000_override_options): Make power7 set the scheduling groups
5017 like the power5. Add support for new debug switches to override
5018 the scheduling defaults. Temporarily disable -mcpu=power7 from
5019 setting -mvsx. Add support for debug switches -malways-hint,
5020 -msched-groups, and -malign-branch-targets.
5021 (rs6000_buitlin_conversion): Add support for returning unsigned
5022 vector conversion functions to fix regressions due to stricter
5024 (rs6000_builtin_mul_widen_even): Ditto.
5025 (rs6000_builtin_mul_widen_odd): Ditto.
5026 (rs6000_builtin_vec_perm): Ditto.
5027 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
5028 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
5030 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
5032 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
5033 VSX types for bit operations. Changes to accomidate vector.md.
5034 (bdesc_2arg): Ditto.
5035 (bdesc_1arg): Ditto.
5036 (struct builtin_description_predicates): Rewrite predicate
5037 handling so that RTL describes the operation, instead of passing
5038 the instruction to be used as a string argument.
5039 (bdesc_altivec_preds): Ditto.
5040 (altivec_expand_predicate_builtin): Ditto.
5041 (altivec_expand_builtin): Ditto.
5042 (rs6000_expand_ternop_builtin): Use a switch instead of an if
5043 statement for vsldoi support.
5044 (altivec_expand_ld_builtin): Change to use new names from vector.md.
5045 (altivec_expand_st_builtin): Ditto.
5046 (paired_expand_builtin): Whitespace changes.
5047 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
5048 builtin_mode_to_type table for secondary reload. Call
5049 builtin_function_type to build random builtin functions.
5050 (altivec_init_builtins): Change to use builtin_function_type to
5051 create builtin function types dynamically as we need them.
5052 (builtin_hash_function): New support for hashing the tree types
5053 for builtin function as we need it, rather than trying to build
5054 all of the trees that we need. Add initial preliminary VSX support.
5055 (builtin_function_type): Ditto.
5056 (builtin_function_eq): Ditto.
5057 (builtin_hash_struct): Ditto.
5058 (rs6000_init_builtins): Ditto.
5059 (rs6000_common_init_builtins): Ditto.
5060 (altivec_init_builtins): Ditto.
5061 (rs6000_common_init_builtins): Ditto.
5062 (enum reload_reg_type): New enum for simplifing reg classes.
5063 (rs6000_reload_register_type): Simplify register classes into GPR,
5064 Vector, and other registers. Altivec and VSX addresses in reload.
5065 (rs6000_secondary_reload_inner): Ditto.
5066 (rs6000_ira_cover_classes): New target hook, that returns the
5067 appropriate cover classes, based on -mvsx being used or not.
5068 (rs6000_secondary_reload_class): Add VSX support.
5069 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
5070 (get_vsel_insn): Ditto.
5071 (rs6000_emit_vector_compare): Rewrite vector conditional support
5072 so that where we can, we use RTL operators, instead of blindly use
5074 (rs6000_emit_vector_select): Ditto.
5075 (rs6000_emit_vector_cond_expr): Ditto.
5076 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
5077 (create_TOC_reference): Add -mdebug=addr support.
5078 (emit_frame_save): VSX loads/stores need register indexed addressing.
5080 * config/rs6000/rs6000.md: Include vector.md.
5082 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
5084 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5085 support for V2DI, V2DF in logical, permute, select operations.
5087 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
5088 switch for vsx/power7.
5089 (-mvsx-scalar-memory): Ditto.
5090 (-mvsx-align-128): Ditto.
5091 (-mallow-movmisalign): Ditto.
5092 (-mallow-df-permute): Ditto.
5093 (-msched-groups): Ditto.
5094 (-malways-hint): Ditto.
5095 (-malign-branch-targets): Ditto.
5097 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
5099 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
5100 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
5101 (rs6000_vector_reg_class): Delete.
5102 (rs6000_vsx_reg_class): Ditto.
5103 (enum rs6000_reg_class_enum): New enum for the constraints that
5104 vary based on target switches.
5105 (rs6000_constraints): New array to hold the register class for all
5106 of the register constraints that vary based on the switches used.
5107 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
5108 (enum rs6000_builtins): Add unsigned varients for the builtin
5109 declarations returned by target hooks for expanding multiplies,
5110 select, and permute operations. Add VSX builtins.
5111 (enum rs6000_builtin_type_index): Add entries for VSX.
5112 (V2DI_type_node): Ditto.
5113 (V2DF_type_node): Ditto.
5114 (unsigned_V2DI_type_node): Ditto.
5115 (bool_long_type_node): Ditto.
5116 (intDI_type_internal_node): Ditto.
5117 (uintDI_type_internal_node): Ditto.
5118 (double_type_internal_node): Ditto.
5120 * config/rs6000/altivec.md (whole file): Move all expanders to
5121 vector.md from altivec.md. Rename insn matching functions to be
5123 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
5124 (altivec_vcmp*): Ditto.
5125 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
5126 (VM): New iterator for moves that includes the VSX types.
5127 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
5128 (altivec_vperm_<mode>_uns): New, for unsigned types.
5129 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
5130 (altivec_eq<mode>): Ditto.
5131 (altivec_gt<mode>): Ditto.
5132 (altivec_gtu<mode>): Ditto.
5133 (altivec_eqv4sf): Ditto.
5134 (altivec_gev4sf): Ditto.
5135 (altivec_gtv4sf): Ditto.
5136 (altivec_vcmpbfp_p): Ditto.
5138 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
5140 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
5143 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
5146 * config/i386/i386.c (output_387_ffreep): Rewrite to use
5147 ASM_SHORT instead of .word.
5148 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
5149 instead of .word in asm template.
5151 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
5154 * ira-lives.c (bb_has_abnormal_call_pred): New function.
5155 (process_bb_node_lives): Use it.
5157 * ira.c (setup_cover_and_important_classes): Don't setup
5158 ira_important_class_nums. Add cover classes to the end of
5160 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
5162 (find_reg_class_closure): Use reorder_important_classes.
5164 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
5166 * config/i386/i386.c (i386_ira_cover_classes): New function.
5167 (TARGET_IRA_COVER_CLASSES): Redefine.
5169 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
5170 importance of order of cover classes in the array.
5172 2009-07-22 Diego Novillo <dnovillo@google.com>
5174 * tree-pass.h (TDF_EH): Define.
5175 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
5176 contains TDF_EH, print the EH region number holding GS.
5177 * tree-dump.c (dump_options): Add "eh".
5178 * doc/invoke.texi: Document it.
5180 2009-07-22 Doug Kwan <dougkwan@google.com>
5182 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
5184 2009-07-22 Michael Matz <matz@suse.de>
5186 PR tree-optimization/35229
5187 PR tree-optimization/39300
5189 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
5190 (inhibit_phi_insertion): New function.
5191 (insert_into_preds_of_block): Call it for REFERENCEs.
5192 (init_pre): Initialize and finalize scalar evolutions.
5193 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
5195 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
5197 * config/i386/predicates.md (zero_extended_scalar_load_operand):
5198 Use CONST_VECTOR_NUNITS to determine number of elements.
5200 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
5202 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
5203 (U, W): Constraints are now deprecated and will be removed if we
5205 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
5207 ("prefetch"): Add the stcmh instruction for prefetching.
5208 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
5210 (s390_short_displacement): Return always true if compiling for
5211 machines not providing the long displacement facility.
5212 (s390_mem_constraint): Support the new constraint letter Z.
5213 (s390_check_qrst_address): New function.
5215 2009-07-21 DJ Delorie <dj@redhat.com>
5217 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
5220 2009-07-21 Jason Merrill <jason@redhat.com>
5222 * c-common.c (max_tinst_depth): Increase default to 1024.
5224 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
5226 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
5227 (vec_unpacku_float_lo_v4si): Ditto.
5229 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
5232 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
5233 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
5234 (builtin_description): Add __builtin_ia32_cvtudq2ps.
5235 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
5237 2009-07-21 Jakub Jelinek <jakub@redhat.com>
5239 PR tree-optimization/40813
5240 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
5243 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
5245 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
5246 with a NOP_EXPR if needed.
5248 2009-07-21 Paul Brook <paul@codesourcery.com>
5250 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
5251 Terminate debug dump with newline.
5253 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5255 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
5256 Cast "1" to unsigned HOST_WIDE_INT.
5257 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
5258 deposit length to the maximum length - lsb. Extend length if
5259 HOST_BITS_PER_WIDE_INT is 32.
5261 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
5263 * cgraph.h (constant_pool_htab): New function.
5264 (constant_descriptor_tree): Move from varasm.c.
5265 * varasm.c (constant_pool_htab): New function.
5266 (constant_descriptor_tree): Move to cgraph.h.
5268 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
5270 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
5272 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
5274 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
5277 2009-07-20 Xinliang David Li <davidxl@google.com>
5279 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
5281 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
5283 * config/mips/mips.md (move_type): Add arith.
5284 (type): Handle arith.
5285 (zero_extendsidi2): Rename this into ...
5286 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
5287 (zero_extendsidi2): New expander.
5288 (*zero_extendsidi2_dext): New pattern.
5290 2009-07-20 Nick Clifton <nickc@redhat.com>
5292 * config.gcc (mips64-*-*): Add definition of tm_defines in order
5293 to set MIPS_ABI_DEFAULT.
5294 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
5296 2009-07-20 Jakub Jelinek <jakub@redhat.com>
5298 * tree-object-size.c (addr_object_size): Handle unions with
5299 array in it as last field of structs in __bos (, 1) as __bos (, 0).
5301 PR tree-optimization/40792
5302 * tree.c (build_function_type_skip_args): Remove bogus assert.
5304 2009-07-20 Jan Hubicka <jh@suse.cz>
5305 Martin Jambor <mjambor@suse.cz>
5307 * cgraph.h (combined_args_to_skip): New field.
5308 * cgraph.c (cgraph_create_virtual_clone): Properly handle
5309 combined_args_to_skip and args_to_skip.
5310 * tree-inline.c (update_clone_info): New function.
5311 (tree_function_versioning): Call update_clone_info.
5312 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
5314 (cgraph_materialize_all_clones): More extensive dumping, working
5315 with combined_args_to_skip rather than args_to_skip.
5317 2009-07-20 Ira Rosen <irar@il.ibm.com>
5319 * tree-vectorizer.h (vectorizable_condition): Add parameters.
5320 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
5321 (get_initial_def_for_reduction): Likewise.
5322 (vectorizable_reduction): Skip the check of first operand in case
5323 of COND_EXPR. Add check that it is outer loop vectorization if
5324 nested cycle was detected. Call vectorizable_condition() for
5325 COND_EXPR. If reduction epilogue cannot be created do not fail for
5326 nested cycles (if it is not double reduction). Assert that there
5327 is only one type in the loop in case of COND_EXPR. Call
5328 vectorizable_condition() to vectorize COND_EXPR.
5329 * tree-vect-stmts.c (vectorizable_condition): Update comment.
5330 Add parameters. Allow nested cycles if called from
5331 vectorizable_reduction(). Use reduction vector variable if provided.
5332 (vect_analyze_stmt): Call vectorizable_reduction() before
5333 vectorizable_condition().
5334 (vect_transform_stmt): Update call to vectorizable_condition().
5336 2009-07-20 Christian Bruel <christian.bruel@st.com>
5338 * config/sh/sh.opt (-mfmovd): Resurrect and document.
5339 * doc/invoke.texi (-mfmovd): Likewise.
5340 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
5342 2009-07-20 Jan Hubicka <jh@suse.cz>
5344 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
5345 when handling SSA name.
5347 2009-07-19 Jan Hubicka <jh@suse.cz>
5349 PR tree-optimization/40676
5350 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
5351 virtual PHIs in empty BBs.
5353 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5355 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
5356 re-expanded the compound use gen_lowpart instead to convert to the
5359 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5361 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
5362 OUTER_CONST arguments.
5363 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
5364 the new wider mode will be masked off.
5365 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
5367 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5369 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
5370 high-order bits are zero.
5372 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5374 * combine.c (simplify_shift_const_1): Split code to determine
5376 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
5377 new bits shifted in are identical to the old sign bit.
5379 2009-07-18 Richard Guenther <rguenther@suse.de>
5382 * gimplify.c (gimplify_call_expr): Reject code using results from
5383 functions returning void.
5385 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
5387 * doc/md.texi: Document the new PowerPC "es" constraint.
5388 Document that "m" can include automodified addresses on this target,
5389 and explain how %U must be used. Extend the "Q" and "Z" documentation
5390 to suggest "es" as well as "m".
5391 * config/rs6000/constraints.md (es): New memory constraint.
5392 (Q, Z): Update strings to match new documentation.
5394 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
5396 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
5397 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
5398 * config/rs6000/predicates.md (volatile_mem_operand): Use
5399 offsettable_nonstrict_memref_p.
5400 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
5401 (*floatunssidf2_internal): Likewise.
5402 (*fix_truncdfsi2_internal): Likewise.
5403 (*fix_trunctfsi2_internal): Likewise.
5405 2009-07-17 Anatoly Sokolov <aesok@post.ru>
5407 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
5409 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5411 2009-07-17 Richard Guenther <rguenther@suse.de>
5414 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
5415 (pass_warn_unused_result): Likewise.
5416 (TODO_set_props): Remove.
5417 * omp-low.c (diagnose_omp_structured_block_errors): Change to
5419 (pass_diagnose_omp_blocks): Define.
5420 * c-decl.c (pop_file_scope): Do not finalize the CU here.
5421 (c_gimple_diagnostics_recursively): Remove.
5422 (finish_function): Do not call it.
5423 (c_write_global_declarations): Continue after errors.
5424 Finalize the CU here.
5425 * c-gimplify.c (c_genericize): Do not gimplify here.
5426 * c-common.c (c_warn_unused_result): Move ...
5427 * tree-cfg.c (do_warn_unused_result): ... here.
5428 (run_warn_unused_result): New function.
5429 (gate_warn_unused_result): New function.
5430 (pass_warn_unused_result): New pass.
5431 * c-common.h (c_warn_unused_result): Remove.
5432 * flags.h (flag_warn_unused_result): Declare.
5433 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
5434 * opts.c (flag_warn_unused_result): Initialize to false.
5435 * toplev.c (compile_file): Add comment.
5436 * omp-low.c (create_omp_child_function): Do not register
5437 the function with the frontend.
5438 (diagnose_omp_structured_block_errors): Prepare to be
5439 called as optimization pass.
5440 (gate_diagnose_omp_blocks): New function.
5441 (pass_diagnose_omp_blocks): New pass.
5442 * cgraph.h (cgraph_optimize): Remove.
5443 (cgraph_analyze_function): Likewise.
5444 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
5445 * cgraphunit.c (cgraph_lower_function): Lower nested functions
5446 before their parents here.
5447 (cgraph_finalize_function): Not here.
5448 (cgraph_analyze_function): Gimplify functions here.
5449 (cgraph_finalize_compilation_unit): Continue after errors.
5450 Optimize the callgraph from here.
5451 (cgraph_optimize): Make static.
5452 * langhooks.c (write_global_declarations): Finalize the CU.
5453 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
5454 (gimplify_function_tree): Assert we gimplify only once.
5455 Set PROP_gimple_any property.
5456 * tree-nested.c (gimplify_all_functions): New function.
5457 (lower_nested_functions): Gimplify all nested functions.
5458 * gimple.h (diagnose_omp_structured_block_errors): Remove.
5459 * passes.c (init_optimization_passes): Add pass_warn_unused_result
5460 and pass_diagnose_omp_blocks after gimplification. Do not
5461 set TODO_set_props on all_lowering_passes.
5462 (execute_one_pass): Do not handle TODO_set_props.
5463 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
5464 (gimplify.o): Add tree-pass.h dependency.
5465 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
5466 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
5467 (unsave_r): Likewise.
5468 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
5471 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
5473 * doc/service.texi (Service): Restore previously removed link,
5474 which isn't broken after all.
5476 2009-07-17 Richard Guenther <rguenther@suse.de>
5478 PR tree-optimization/40321
5479 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
5480 PHI nodes to the maximal set.
5481 (make_values_for_phi): Add PHI arguments to the maximal set.
5482 (execute_pre): Dump PHI_GEN and the maximal set.
5484 2009-07-17 Jakub Jelinek <jakub@redhat.com>
5487 * gimplify.c (gimplify_conversion): Don't change non-conversions into
5490 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
5492 * doc/extend.texi (Nested Functions): Replace broken link with
5494 * doc/service.texi (Service): Remove broken link.
5496 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
5499 * builtins.c (expand_builtin_memcmp): Use loc instead of
5500 EXPR_LOCATION (exp).
5501 (expand_builtin_strncmp): Likewise.
5503 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
5504 Manuel López-Ibáñez <manu@gcc.gnu.org>
5507 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
5508 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
5509 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
5510 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
5511 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
5512 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
5513 tree-inline.c, c-common.c, c-common.h, gimple.c,
5514 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
5515 convert.c: Add location argument to fold_{unary,binary,ternary},
5516 fold_build[123], build_call_expr, build_size_arg,
5517 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
5518 fold_build1_initializer, fold_build2_initializer,
5519 fold_build3_initializer, fold_build_call_array,
5520 fold_build_call_array_initializer, fold_single_bit_test,
5521 omit_one_operand, omit_two_operands, invert_truthvalue,
5522 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
5523 combine_comparisons, fold_builtin_*, fold_call_expr,
5524 build_range_check, maybe_fold_offset_to_address, round_up,
5527 2009-07-16 Jason Merrill <jason@redhat.com>
5530 * c-common.c (c_common_reswords): Add __is_standard_layout
5532 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
5533 * doc/implement-cxx.texi: New.
5534 * doc/gcc.texi: Include it.
5536 2009-07-16 DJ Delorie <dj@redhat.com>
5538 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
5539 compares that may be indirectly affected by previous instructions.
5541 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5543 * builtins.c (do_mpc_arg2): New.
5544 (fold_builtin_2): Fold builtin cpow.
5545 * real.h (HAVE_mpc_pow): New.
5547 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
5549 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
5550 comparison to skip unprofitable schedule
5552 2009-07-16 Simon Baldwin <simonb@google.com>
5554 * gcc.c (option_map): New flag -no-canonical-prefixes.
5555 * (display_help): Print help text for new flag.
5556 * (process_command): Move options translation and language specifics
5557 and handle new flag early. Use it to set a function pointer to a
5558 prefix builder. Replace make_relative_prefix calls with calls to
5559 the function pointed to. Ignore new flag in regular options handling.
5560 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
5562 2009-07-15 DJ Delorie <dj@redhat.com>
5564 * config/mep/mep.md (sibcall_internal): Change register to avoid
5566 (sibcall_value_internal): Likewise.
5568 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
5570 PR rtl-optimization/40710
5571 * resource.c (mark_target_live_regs): Reset DF problem to LR.
5573 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
5575 * config/mips/mips.md (*extenddi_truncate<mode>,
5576 *extendsi_truncate<mode>): Change type attribute to move_type
5577 with shift_shift. Split out code handling exts from here ...
5578 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
5580 (*extendhi_truncateqi): Change type attribute to move_type with
5581 shift_shift. Split out code handling exts from here ...
5582 (*extendhi_truncateqi_exts): ... to this new pattern.
5584 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
5586 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
5587 instead of "and" with inverted sign bit mask value. Use
5588 "nonimmediate_operand" for operand 1 and operand 2 predicate.
5589 Allocate registers only for operand 4 and operand 5.
5591 2009-07-15 Jakub Jelinek <jakub@redhat.com>
5594 * fold-const.c (fold_cond_expr_with_comparison): When folding
5595 < and <= to MIN, make sure the MIN uses the same type as the
5596 comparison's operands.
5598 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
5600 * arm.md (ior_xor): New code iterator.
5601 (split for ior/xor with shift and zero-extend): New split pattern.
5602 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
5604 2009-07-15 Richard Guenther <rguenther@suse.de>
5606 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
5609 2009-07-15 Richard Guenther <rguenther@suse.de>
5612 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
5614 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5616 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
5617 handle 2.6.30 kernel.
5619 2009-07-15 DJ Delorie <dj@redhat.com>
5621 * config/mep/mep.md (sibcall_internal): Change register to allow
5622 for 24-bit addresses.
5623 (sibcall_value_internal): Likewise.
5625 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
5627 * doc/invoke.texi: Added descriptions of the scheduling heuristics
5628 that are enabled/disabled by the flags introduced by a previous patch.
5630 2009-07-14 DJ Delorie <dj@redhat.com>
5632 * config/mep/mep.md (sibcall_internal): Include non-toggling
5634 (sibcall_value_internal): Likewise.
5636 2009-07-14 Taras Glek <tglek@mozilla.com>
5637 Rafael Espindola <espindola@google.com>
5639 * doc/sourcebuild.texi: Document install-plugin target.
5640 * configure.ac: Added install-plugin target to language makefiles.
5641 * configure: Regenerate.
5642 * Makefile.in: (install-plugin): Install more headers,
5643 depend on lang.install-plugin.
5645 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5647 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
5650 2009-07-14 DJ Delorie <dj@redhat.com>
5652 * config/mep/mep.c (mep_vliw_jmp_match): New function.
5653 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
5654 * config/mep/mep.md (sibcall_internal): Change test from
5655 mep_vliw_mode_match to mep_vliw_jmp_match.
5656 (sibcall_value_internal): Likewise.
5658 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
5660 * config/i386/sse.md (copysign<mode>3): New expander.
5661 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
5662 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
5663 Use ix86_build_const_vector.
5664 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
5665 IX86_BUILTIN_CPYSGNPD.
5666 (builtin_description): Add __builtin_ia32_copysignps and
5667 __builtin_ia32_copysignpd.
5668 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
5669 and BUILT_IN_COPYSIGNF.
5671 2009-07-13 Jason Merrill <jason@redhat.com>
5673 * builtins.c (can_trust_pointer_alignment): New fn.
5674 (get_pointer_alignment): Factor it out from here.
5675 * tree.h: Declare it.
5677 2009-07-14 David Edelsohn <edelsohn@gnu.org>
5679 * config/rs6000/predicates.md (offsettable_mem_operand): Test
5682 2009-07-14 Dodji Seketeli <dodji@redhat.com>
5686 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
5688 2009-07-14 Richard Guenther <rguenther@suse.de>
5689 Andrey Belevantsev <abel@ispras.ru>
5692 * cfgexpand.c (partition_stack_vars): Do not bother to update
5693 alias information when not optimizing.
5695 2009-07-14 Richard Guenther <rguenther@suse.de>
5696 Andrey Belevantsev <abel@ispras.ru>
5698 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
5699 (pt_solution_set): Likewise.
5700 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
5701 * tree-ssa-structalias.c (pt_solution_set): New function.
5702 * final.c (rest_of_clean_state): Free SSA data structures.
5703 * print-rtl.c (print_decl_name): Remove.
5704 (print_mem_expr): Implement in terms of print_generic_expr.
5705 * alias.c (ao_ref_from_mem): New function.
5706 (rtx_refs_may_alias_p): Likewise.
5707 (true_dependence): Query alias-export info.
5708 (canon_true_dependence): Likewise.
5709 (write_dependence_p): Likewise.
5710 * tree-dfa.c (get_ref_base_and_extent): For void types leave
5712 * emit-rtl.c (component_ref_for_mem_expr): Remove.
5713 (mem_expr_equal_p): Use operand_equal_p.
5714 (set_mem_attributes_minus_bitpos): Do not use
5715 component_ref_for_mem_expr.
5716 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
5717 (update_alias_info_with_stack_vars): Likewise.
5718 (partition_stack_vars): Call update_alias_info_with_stack_vars.
5719 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
5720 explicitly nor clear stmt operands.
5721 Free the decl-to-pointer map.
5722 * tree-optimize.c (execute_free_datastructures): Do not free
5723 SSA data structures here.
5724 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
5725 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
5726 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
5728 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
5730 2009-07-13 DJ Delorie <dj@redhat.com>
5732 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
5733 unrolling at the right iteration count.
5735 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
5738 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
5740 * haifa-sched.c (rank_for_schedule): Introduced flags to
5741 enable/disable individual scheduling heuristics.
5742 * common.opt: Introduced flags to enable/disable individual
5743 heuristics in the scheduler.
5744 * doc/invoke.texi: Introduced flags to enable/disable individual
5745 heuristics in the scheduler.
5747 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
5749 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
5750 config/i386/mingw-tls.c.
5751 * config/i386/mingw-tls.c: Removed.
5753 2009-07-13 Ira Rosen <irar@il.ibm.com>
5755 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
5756 checks access only relevant statements.
5757 (vectorizable_reduction): Likewise.
5759 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
5761 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
5762 just for 32-bit case.
5764 2009-07-12 Jan Hubicka <jh@suse.cz>
5766 PR tree-optimization/40585
5767 * except.c (expand_resx_expr): When there already is resume
5768 instruction, produce linked list.
5769 (build_post_landing_pads): Assert that resume is empty.
5770 (connect_post_landing_pads): Handle resume lists.
5771 (dump_eh_tree): Dump resume list.
5773 2009-07-12 Ira Rosen <irar@il.ibm.com>
5775 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5776 with additional argument.
5777 * tree-vectorizer.h (enum vect_def_type): Add
5778 vect_double_reduction_def.
5779 (vect_is_simple_reduction): Add argument.
5780 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
5782 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
5783 vect_is_simple_reduction with additional argument.
5784 (vect_analyze_loop_operations): Handle exit phi nodes in case of
5786 (reduction_code_for_scalar_code): Handle additional codes by
5787 returning ERROR_MARK for them. Fix comment and indentation.
5788 (vect_is_simple_reduction): Fix comment, add argument to specify
5789 double reduction. Detect double reduction.
5790 (get_initial_def_for_induction): Fix indentation.
5791 (get_initial_def_for_reduction): Fix comment and indentation.
5792 Handle double reduction. Create initial definitions that do not
5793 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
5794 (vect_create_epilog_for_reduction): Fix comment, add argument to
5795 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
5796 epilogue result extraction. Create double reduction phi node and
5797 replace relevant uses.
5798 (vectorizable_reduction): Call vect_is_simple_reduction with
5799 additional argument. Fix indentation. Update epilogue code treatment
5800 according to the changes in reduction_code_for_scalar_code. Check
5801 for double reduction. Call vect_create_epilog_for_reduction with
5802 additional argument.
5803 * tree-vect-stmts.c (process_use): Handle double reduction, update
5805 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
5806 (vect_get_vec_def_for_operand): Likewise.
5808 2009-07-12 Danny Smith <dansmister@gmail.com>
5810 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
5811 dllexport if !TREE_PUBLIC.
5812 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
5814 2009-07-11 Anatoly Sokolov <aesok@post.ru>
5816 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
5817 (avr_extra_arch_macro) Remove declatation.
5818 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
5819 (avr_extra_arch_macro) Declare as static.
5820 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
5822 2009-07-11 Jan Hubicka <jh@suse.cz>
5825 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
5827 2009-07-11 Jakub Jelinek <jakub@redhat.com>
5830 * dwarf2out.c (dw_fde_struct): Add in_std_section and
5831 cold_in_std_section bits.
5832 (dwarf2out_begin_prologue): Initialize them.
5833 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
5834 if already covered by text_section or cold_text_section range.
5836 PR rtl-optimization/40667
5837 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
5838 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
5839 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
5840 * config/i386/i386.c (ix86_minimum_alignment): New function.
5841 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
5842 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
5843 * emit-rtl.c (gen_reg_rtx): Likewise.
5844 * function.c (assign_parms): Likewise. If nominal_type needs
5845 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
5846 rather than passed_type's alignment.
5849 * function.c (assign_parm_setup_stack): Adjust
5850 MEM_OFFSET (data->stack_parm) if promoted_mode is different
5851 from nominal_mode on big endian.
5853 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
5855 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
5857 2009-07-10 DJ Delorie <dj@redhat.com>
5859 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
5861 2009-07-10 Mark Mitchell <mark@codesourcery.com>
5863 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
5865 (thumb2_cbnz): Likewise.
5867 2009-07-10 David Daney <ddaney@caviumnetworks.com>
5870 * config.gcc (supported_defaults): Add synci.
5871 (with_synci): Add validation.
5872 (all_defaults): Add synci.
5873 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
5876 * config/mips/mips.opt (msynci): New option.
5877 * config/mips/mips.c (mips_override_options): Warn on use of
5878 -msynci for targets that do now support it.
5879 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
5881 * gcc/doc/invoke.texi (-msynci): Document the new option.
5882 * doc/install.texi (--with-synci): Document the new option.
5884 2009-07-10 Richard Guenther <rguenther@suse.de>
5886 PR tree-optimization/40496
5887 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
5888 the PHI result with a compatible type.
5890 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
5894 * c.opt (Wunused-result): New.
5895 * doc/invoke.texi: Document it.
5896 * c-common.c (c_warn_unused_result): Use it.
5898 2009-07-09 DJ Delorie <dj@redhat.com>
5900 * targhooks.c (default_target_can_inline_p): Rename from
5901 default_target_option_can_inline_p.
5902 * targhooks.h (default_target_can_inline_p): Likewise.
5903 * target-def.h (TARGET_CAN_INLINE_P): Rename from
5904 TARGET_OPTION_CAN_INLINE_P.
5905 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
5906 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
5907 (mep_target_can_inline_p): Rename from
5908 mep_target_option_can_inline_p.
5911 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
5912 registers used to pass vectors.
5914 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
5916 2009-07-09 Tom Tromey <tromey@redhat.com>
5918 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
5919 * config/mmix/mmix.c: Include dwarf2.h.
5920 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
5921 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
5922 * config/sh/sh.c: Include dwarf2.h.
5923 * config/i386/i386.c: Include dwarf2.h.
5924 * Makefile.in (DWARF2_H): Remove 'elf'.
5925 * except.c: Include dwarf2.h.
5926 * unwind-dw2.c: Include dwarf2.h.
5927 * dwarf2out.c: Include dwarf2.h.
5928 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
5929 * unwind-dw2-fde.c: Include dwarf2.h.
5930 * dwarf2asm.c: Include dwarf2.h.
5932 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
5934 * haifa-sched.c (insn_finishes_cycle_p): New static function.
5935 (max_issue): Use it.
5936 * sched-int.h (struct sched_info: insn_finishes_block_p): New
5938 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
5939 (region_sched_info): Update.
5940 * sched-ebb.c (ebb_sched_info): Update.
5941 * modulo-sched.c (sms_sched_info): Update.
5942 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
5944 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
5946 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
5948 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
5950 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
5952 2009-07-09 Jakub Jelinek <jakub@redhat.com>
5955 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
5956 arg1 with arg01 if arg1 is already INTEGER_CST.
5958 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
5960 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
5961 Transform (and (truncate)) into (truncate (and)).
5963 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
5965 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
5966 creating LHS paradoxical subregs. Fix surrounding returns to
5967 use NULL_RTX rather than 0.
5969 2009-07-08 DJ Delorie <dj@redhat.com>
5971 * config/mep/mep.c: (mep_option_can_inline_p): New.
5972 (TARGET_OPTION_CAN_INLINE_P): Define.
5974 2009-07-08 Mark Wielaard <mjw@redhat.com>
5977 * dwarf2out.c (add_data_member_location_attribute): When we have
5978 only a constant offset don't emit a new location description using
5979 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
5982 2009-07-08 Richard Henderson <rth@redhat.com>
5985 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
5986 (enum reg_class): Add CLOBBERED_REGS.
5987 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
5988 * config/i386/i386.c (ix86_conditional_register_usage): Moved
5989 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
5990 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
5991 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
5992 force 64-bit sibcalls into R11.
5993 * config/i386/constraints.md (U): New constraint.
5994 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
5995 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
5996 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
5998 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
6000 * basic-block.h (dump_regset, debug_regset): Remove duplicate
6002 * c-objc-common.h (c_initialize_diagnostics): Ditto.
6003 * ebitmap.h (dump_ebitmap): Ditto.
6004 * optabs.h (optab_libfunc): Ditto.
6005 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
6006 * tree-flow.h (vect_can_force_dr_alignment_p,
6007 get_vectype_for_scalar_type): Ditto.
6008 (vectorize_loops): Move prototype to ...
6009 * tree-vectorizer.h: ... here. Also, adjust comment.
6010 (vect_set_verbosity_level): Remove duplicate prototype.
6011 * tree-ssa-loop.c: Include tree-vectorizer.h.
6012 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
6014 2009-07-08 Nick Clifton <nickc@redhat.com>
6016 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
6019 2009-07-08 DJ Delorie <dj@redhat.com>
6021 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
6022 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
6023 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
6025 * config/mep/intrinsics.md: Regenerated.
6026 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
6027 registers when asm() or calls are detected.
6029 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
6032 * gimplify.c (gimplify_expr): Propagate no_warning flag when
6034 * gimple (gimple_build_call_from_tree): Likewise.
6035 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
6036 no_warning flag before warning.
6038 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6040 * tree.c (set_expr_locus): Remove.
6041 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
6042 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
6044 * gimplify.c (internal_get_tmp_var): Likewise.
6045 (gimplify_call_expr): Likewise.
6046 (gimplify_one_sizepos): Likewise.
6048 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
6051 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
6052 to variables for debugging purposes.
6054 2009-06-23 Mark Loeser <mark@halcy0n.com>
6057 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
6059 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6061 * pretty-print.c (pp_base_format): Remove %J.
6062 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
6063 gcc_cxxdiag_char_table): Likewise.
6064 (init_dynamic_diag_info): Likewise.
6066 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6068 * pretty-print.c (pp_base_format): Remove %H.
6069 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
6070 gcc_cxxdiag_char_table): Likewise.
6071 (init_dynamic_diag_info): Likewise.
6072 * config/mep/mep.c (mep_select_section): Likewise.
6074 2009-07-07 Duncan Sands <baldrick@free.fr>
6076 * final.c (pass_clean_state): Give the pass a name.
6077 * passes.c (pass_rest_of_compilation): Likewise.
6078 * tree-optimize.c (pass_all_optimizations): Likewise.
6080 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
6082 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
6083 an extra 'decl' for error_at.
6085 2009-07-07 Jakub Jelinek <jakub@redhat.com>
6088 * tree-tailcall.c (adjust_return_value_with_ops,
6089 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
6090 if it has complex or vector type.
6092 2009-07-07 Olivier Hainque <hainque@adacore.com>
6094 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
6097 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
6099 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
6101 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6103 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
6104 * c-decl.c: Likewise.
6105 * function.c: Likewise.
6106 * varasm.c: Likewise.
6107 * tree-ssa.c: Likewise.
6108 * c-common.c: Likewise.
6109 * tree-cfg.c: Likewise.
6110 * config/spu/spu.c: Likewise.
6111 * config/ia64/ia64.c: Likewise.
6112 * config/v850/v850.c: Likewise.
6114 2009-07-06 DJ Delorie <dj@redhat.com>
6116 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
6117 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
6118 unspecified accesses to control registers.
6119 * config/mep/intrinsics.md: Regenerate.
6120 * config/mep/intrinsics.h: Regenerate.
6121 * config/mep/mep-intrin.h: Regenerate.
6123 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6125 * c-lex.c: Replace %H by an explicit location. Update all calls.
6126 * c-common.c: Likewise.
6127 * c-decl.c: Likewise.
6128 * c-typeck.c: Likewise.
6129 * fold-const.c: Likewise.
6130 * gimplify.c: Likewise.
6132 * tree-cfg.c: Likewise.
6133 * tree-ssa-loop-niter.c: Likewise.
6134 * tree-vrp.c: Likewise.
6135 * value-prof.c: Likewise.
6137 2009-07-06 Diego Novillo <dnovillo@google.com>
6139 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
6140 if it has one. Handle cases where VAR does not have an
6141 annotation or cfun is NULL.
6143 2009-07-06 Diego Novillo <dnovillo@google.com>
6145 * tree.c: Include debug.h.
6146 (initialize_tree_contains_struct): New.
6147 (init_ttree): Call it.
6148 (tree_node_structure_for_code): Factor out of ...
6149 (tree_node_structure): ... here.
6150 * treestruct.def (TS_PHI_NODE): Remove.
6151 (TS_GIMPLE_STATEMENT): Remove.
6153 2009-07-06 Diego Novillo <dnovillo@google.com>
6155 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
6156 (debug_tree_chain): Handle cycles.
6158 2009-07-06 Nick Clifton <nickc@redhat.com>
6159 DJ Delorie <dj@redhat.com>
6161 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
6162 __FMOVD_ENABLED__ is defined.
6164 (TARGET_FMOVD): Provide a default definition.
6165 (MASK_FMOVD): Likewise.
6166 (TARGET_CPU_CPP_BUILTINS): Define
6167 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
6168 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
6169 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
6170 (split for DF load from memory into register): Also handle
6171 MEMs which consist of REG+DISP addressing.
6172 (split for DF store from register to memory): Likewise.
6173 (movsf_ie): Always use single fp_mode.
6174 * config/sh/sh.c (sh_override_options): Do not automatically
6175 enable TARGET_MOVD for the SH2A when supporting doubles - leave
6176 that to the -mfmovd command line switch.
6177 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
6178 (fldi_ok): Always allow.
6179 * config/sh/sh.opt (mfmovd): Remove this switch.
6180 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
6182 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
6183 Kaz Kojima <kkojima@gcc.gnu.org>
6185 PR rtl-optimization/30807
6186 * postreload.c (reload_combine): For every new use of REG_SUM,
6187 record the use of BASE.
6189 2009-07-06 Jan Hubicka <jh@suse.cz>
6191 * params.def: Revert my accidental commit at 2009-06-30.
6193 2009-07-04 Ian Lance Taylor <iant@google.com>
6196 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
6198 (mingw_format_attribute_overrides): Likewise.
6200 2009-07-04 Jakub Jelinek <jakub@redhat.com>
6203 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
6204 don't check cfa.reg. Instead of cfa.indirect use
6205 fde && fde->drap_reg != INVALID_REGNUM test.
6207 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
6209 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
6211 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
6214 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
6216 2009-07-03 Richard Guenther <rguenther@suse.de>
6218 PR tree-optimization/40640
6219 * tree-switch-conversion.c (build_arrays): Perform arithmetic
6222 2009-07-03 Jan Hubicka <jh@suse.cz>
6224 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
6225 for size, reduce amount of inlining.
6227 2009-07-03 Richard Guenther <rguenther@suse.de>
6230 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
6231 if t +- x is known to not overflow and the conversion widens the
6233 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
6235 2009-07-03 Jan Hubicka <jh@suse.cz>
6237 * ipa-pure-const.c (analyze): Update loop optimizer init.
6238 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
6239 try_remove_empty_loop, remove_empty_loops): Remove.
6240 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
6241 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
6242 to mark regular loops as neccesary.
6243 (degenerate_phi_p): New function.
6244 (propagate_necessity, remove_dead_phis): Use it.
6245 (forward_edge_to_pdom): Likewise.
6246 (eliminate_unnecessary_stmts): Take care to remove uses of results of
6247 virtual PHI nodes that became unreachable.
6248 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
6249 * tree-flow.h (remove_empty_loops): Remove.
6250 * passes.c (init_optimization_passes): Remove.
6252 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
6254 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
6255 can_create_pseudo_p.
6256 (*fix_trunc<mode>_i387_1): Ditto.
6257 (*floathi<mode>2_1): Ditto.
6258 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
6259 (*fistdi2_1): Ditto.
6260 (*fist<mode>2_1): Ditto.
6261 (frndintxf2_floor): Ditto.
6262 (*fist<mode>2_floor_1): Ditto.
6263 (frndintxf2_ceil): Ditto.
6264 (*fist<mode>2_ceil_1): Ditto.
6265 (frndintxf2_trunc): Ditto.
6266 (frndintxf2_mask_pm): Ditto.
6267 (fxam<mode>2_i387_with_temp): Ditto.
6268 * config/i386/sse.md (mulv16qi3): Ditto.
6269 (*sse2_mulv4si3): Ditto.
6271 (sse4_2_pcmpestr): Ditto.
6272 (sse4_2_pcmpistr): Ditto.
6274 2009-07-03 Jan Hubicka <jh@suse.cz>
6276 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
6277 (mark_stmt_necessary): Set it.
6278 (mark_operand_necessary): Set it.
6279 (mark_control_dependent_edges_necessary): Set it.
6280 (mark_virtual_phi_result_for_renaming): New function.
6281 (get_live_post_dom): New function.
6282 (forward_edge_to_pdom): New function.
6283 (remove_dead_stmt): Fix handling of control dependences.
6284 (tree_dce_init): Init new bitmap.
6285 (tree_dce_done): Free it.
6287 2009-07-02 Richard Guenther <rguenther@suse.de>
6290 * tree-ssa-structalias.c (new_var_info): Initialize
6293 2009-07-02 Jan Hubicka <jh@suse.cz>
6295 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
6298 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
6300 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
6301 instead of recomputing it. Adjust calls.
6302 (emit_store_flag): Adjust recursive calls.
6304 2009-07-02 Richard Guenther <rguenther@suse.de>
6306 * tree-ssa-live.c (remove_unused_locals): Do not remove
6308 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
6309 of DECL_EXTERNAL for HEAP variables.
6310 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
6311 HEAP variables. Do not adjust RESTRICT vars.
6312 (find_what_var_points_to): Nobody cares if something
6315 2009-07-02 Ben Elliston <bje@au.ibm.com>
6317 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
6318 pc_low and pc_high declarations to the top of the function.
6320 2009-07-01 DJ Delorie <dj@redhat.com>
6322 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
6324 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
6325 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
6326 unspecified accesses to control registers.
6327 * config/mep/intrinsics.md: Regenerate.
6328 * config/mep/intrinsics.h: Regenerate.
6329 * config/mep/mep-intrin.h: Regenerate.
6331 2009-07-01 Anthony Green <green@moxielogic.com>
6333 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
6334 instruction when possible.
6335 (moxie_expand_prologue): Ditto. Also, save an instruction and
6336 some complexity by popping off of $r12 instead of $sp.
6337 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
6340 2009-07-01 Richard Henderson <rth@redhat.com>
6343 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
6344 contained no insns, reposition note before last insn.
6346 2009-07-01 Richard Henderson <rth@redhat.com>
6349 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
6350 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
6352 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
6355 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
6356 darwin9 for printing reg addresses with %y.
6358 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
6360 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
6361 truncation from operands in binary operations.
6363 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
6366 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6367 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6368 subreg of op0 to the original op0.
6370 * expmed.c (store_bit_field_1): Use a temporary as the destination
6371 instead of a paradoxical subreg when we need to truncate the result.
6373 2009-07-01 DJ Delorie <dj@redhat.com>
6375 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
6376 names to VLIW variants.
6377 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
6378 * config/mep/intrinsics.md: Regenerate.
6379 * config/mep/intrinsics.h: Regenerate.
6380 * config/mep/mep-intrin.h: Regenerate.
6382 2009-07-01 Jakub Jelinek <jakub@redhat.com>
6385 * jump.c (returnjump_p): Revert last patch.
6386 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
6388 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6391 * pa.md (casesi32p): Use jump table label to determine the offset
6393 (casesi64p): Likewise.
6395 * pa.c (forward_branch_p): Return bool type. Use instruction
6396 addresses when available. Assert that INSN has a jump label.
6397 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
6400 2009-07-01 Richard Guenther <rguenther@suse.de>
6402 PR tree-optimization/19831
6403 * tree-ssa-dce.c (propagate_necessity): Calls to functions
6404 that only act as barriers do not make any previous stores necessary.
6405 * tree-ssa-structalias.c (handle_lhs_call): Delay making
6406 HEAP variables global, do not add a constraint from nonlocal.
6407 (find_func_aliases): Handle escapes through return statements.
6408 (compute_points_to_sets): Make escaped HEAP variables global.
6410 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
6413 * expmed.c (emit_store_flag): Perform a conversion if necessary,
6414 after reducing a DImode cstore to SImode.
6416 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
6418 * expr.c (expand_expr_real_1): Reinstate fallthrough to
6419 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
6421 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
6423 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
6424 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
6426 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
6427 and umod_optab if TARGET_BSD_DIVMOD.
6428 * config/vax/lib1funcs.asm: New file.
6429 * config/vax/t-linux: New file.
6430 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
6432 2009-06-30 Jakub Jelinek <jakub@redhat.com>
6435 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
6436 to type arguments that have void type.
6439 * dwarf2out.c (gen_formal_parameter_die): Call
6440 equate_decl_number_to_die if node is different from origin.
6442 2009-06-30 Anthony Green <green@moxielogic.com>
6444 Clean up moxie port for --enable-build-with-cxx.
6445 * config/moxie/moxie.c (moxie_function_value): First two
6446 parameters are const_tree, not tree.
6447 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
6448 (REG_CLASS_NAMES): Ditto.
6449 (REGNO_REG_CLASS): Ditto.
6450 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
6451 (moxie_function_value): Fix constyness of arguments.
6453 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
6455 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
6456 finalize_size_functions before further processing.
6457 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
6458 (variable_size): Call self_referential_size on size expressions
6459 that contain a PLACEHOLDER_EXPR.
6460 (size_functions): New static variable.
6461 (copy_self_referential_tree_r): New static function.
6462 (self_referential_size): Likewise.
6463 (finalize_size_functions): New global function.
6464 * tree.c: Include tree-inline.h.
6465 (push_without_duplicates): New static function.
6466 (find_placeholder_in_expr): New global function.
6467 (substitute_in_expr) <tcc_declaration>: Return the replacement object
6469 <tcc_expression>: Likewise.
6470 <tcc_vl_exp>: If the replacement object is a constant, try to inline
6471 the call in the expression.
6472 * tree.h (finalize_size_functions): Declare.
6473 (find_placeholder_in_expr): Likewise.
6474 (FIND_PLACEHOLDER_IN_EXPR): New macro.
6475 (substitute_placeholder_in_expr): Update comment.
6476 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
6478 (copy_tree_body_r): Likewise.
6479 (copy_tree_body): New static function.
6480 (maybe_inline_call_in_expr): New global function.
6481 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
6482 (maybe_inline_call_in_expr): Declare.
6483 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
6484 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
6487 2009-06-30 Richard Guenther <rguenther@suse.de>
6489 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
6491 (propagate_necessity): Do not mark reaching defs of stores
6494 2009-06-30 Jan Hubicka <jh@suse.cz>
6496 * cfgloopanal.c (check_irred): Move into ...
6497 (mark_irreducible_loops): ... here; return true if ireducible
6499 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
6500 (analyze_function): Try to prove loop finiteness.
6501 * cfgloop.h (mark_irreducible_loops): Update prototype.
6502 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
6504 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
6506 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
6508 2009-06-30 Ira Rosen <irar@il.ibm.com>
6510 PR tree-optimization/40542
6511 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
6514 2009-06-30 Martin Jambor <mjambor@suse.cz>
6516 PR tree-optimization/40582
6517 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
6518 than useless_type_conversion_p.
6519 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
6522 2009-06-30 Martin Jambor <mjambor@suse.cz>
6525 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
6527 2009-06-30 Richard Guenther <rguenther@suse.de>
6529 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
6530 use ao_ref references.
6531 (walk_aliased_vdefs): Likewise.
6532 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
6533 * tree-ssa-dce.c (struct ref_data): Remove.
6534 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
6535 (mark_aliased_reaching_defs_necessary): Adjust.
6536 (mark_all_reaching_defs_necessary_1): Likewise.
6538 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
6541 * expmed.c (emit_cstore): New name of emit_store_flag_1.
6542 (emit_store_flag_1): Extract from emit_store_flag, adjust
6543 calls to (what now is) emit_cstore.
6544 (emit_store_flag): Call emit_store_flag_1 and also use it
6545 for what used to be recursive calls.
6547 2009-06-30 Wei Guozhi <carrot@google.com>
6550 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
6551 if the target bb post dominates from bb.
6552 * config/i386/i386.c (memory_address_length): Check existence of base
6553 register before using it.
6555 2009-06-30 Nick Clifton <nickc@redhat.com>
6556 DJ Delorie <dj@redhat.com>
6558 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
6559 __FMOVD_ENABLED__ is defined.
6561 (TARGET_FMOVD): Provide a default definition.
6562 (MASK_FMOVD): Likewise.
6563 (TARGET_CPU_CPP_BUILTINS): Define
6564 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
6565 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
6566 two fmov instructions depending upon whether TARGET_FMOVD is
6568 (split for DF load from memory into register): Also handle
6569 MEMs which consist of REG+DISP addressing.
6570 (split for DF store from register to memory): Likewise.
6571 * config/sh/sh.opt (mfmovd): Remove this switch.
6572 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
6573 * config/sh/sh.c (sh_override_options): Do not automatically
6574 enable TARGET_MOVD for the SH2A when supporting doubles - leave
6575 that to the -mfmovd command line switch.
6577 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
6579 (fldi_ok): Always allow.
6580 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
6582 2009-06-29 DJ Delorie <dj@redhat.com>
6584 * doc/install.texi (mep-x-elf): Correct chip's full name.
6586 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
6588 * doc/extend.texi: Fix typo.
6590 2009-06-29 Tom Tromey <tromey@redhat.com>
6593 * Makefile.in (DWARF2_H): New variable.
6595 (dwarf2out.o): Likewise.
6596 (dwarf2asm.o): Likewise.
6597 * config/i386/t-i386: Use DWARF2_H.
6598 * except.c: Include elf/dwarf2.h.
6599 * unwind-dw2.c: Include elf/dwarf2.h.
6600 * dwarf2out.c: Include elf/dwarf2.h.
6601 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
6602 <dtprel>: New field.
6603 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
6604 (size_of_loc_descr): Likewise.
6605 (output_loc_operands_raw): Likewise.
6606 (output_loc_operands): Handle new dtprel field.
6607 (loc_checksum): Update.
6608 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
6609 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
6610 * unwind-dw2-fde.c: Include elf/dwarf2.h.
6611 * dwarf2asm.c: Include elf/dwarf2.h.
6612 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
6613 * config/mmix/mmix.c: Include elf/dwarf2.h.
6614 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
6615 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
6616 * config/sh/sh.c: Include elf/dwarf2.h.
6617 * config/i386/i386.c: Include elf/dwarf2.h.
6619 2009-06-29 DJ Delorie <dj@redhat.com>
6621 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
6623 * doc/extend.texi: Add MeP attributes and pragmas.
6624 * doc/invoke.text: Add MeP Options.
6625 * doc/contrib.texi: Add MeP contribution.
6626 * doc/md.texi: Add MeP constraints.
6627 * doc/install.texi: Add MeP target.
6629 2009-06-30 Anatoly Sokolov <aesok@post.ru>
6631 * target.h (struct gcc_target): Add frame_pointer_required field.
6632 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
6633 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
6634 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
6636 * reload1.c (update_eliminables): (Ditto.).
6637 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
6638 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
6639 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
6641 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
6643 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
6644 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6645 (arm_frame_pointer_required): New function.
6647 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
6648 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6649 (avr_frame_pointer_required_p): Declare as static.
6650 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
6652 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
6653 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6654 (bfin_frame_pointer_required): Make as static, change return type
6656 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
6658 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
6659 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6660 (cris_frame_pointer_required): New function.
6662 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
6664 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
6665 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6666 (fr30_frame_pointer_required): New function.
6668 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
6669 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6670 (frv_frame_pointer_required): Make as static, change return type
6672 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
6674 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
6675 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6676 (ix86_frame_pointer_required): Make as static, change return type to
6678 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
6680 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
6681 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6683 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
6685 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
6687 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
6689 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
6690 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6691 (mips_frame_pointer_required): Make as static.
6692 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
6694 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
6695 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6696 (mmix_frame_pointer_required): Mew function.
6698 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
6699 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6701 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
6703 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
6705 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
6707 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
6708 (CAN_ELIMINATE): Redefine.
6709 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6710 (sparc_frame_pointer_required): New function.
6711 (sparc_can_eliminate): New function.
6712 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
6714 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
6715 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6717 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
6718 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6719 (xtensa_frame_pointer_required): Make as static, change return type
6721 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
6724 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
6726 * doc/plugins.texi: Document PLUGIN_START_UNIT.
6727 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
6728 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
6729 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
6730 (register_callback): Handle PLUGIN_START_UNIT.
6731 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
6733 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
6735 * tree.c (process_call_operands): Propagate TREE_READONLY from the
6737 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
6738 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
6740 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
6742 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
6745 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
6747 * doc/extend.texi (Additional Floating Types): __float128 is also
6748 supported on i386 targets.
6750 2009-06-29 Richard Guenther <rguenther@suse.de>
6753 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
6755 (pt_solutions_same_restrict_base): Declare.
6756 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
6758 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
6759 (make_constraint_from, make_copy_constraint): Move earlier.
6760 (make_constraint_from_heapvar): New function.
6761 (make_constraint_from_restrict): Likewise.
6762 (handle_lhs_call): Use it.
6763 (find_func_aliases): Use it to track conversions to restrict
6765 (struct fieldoff): Add only_restrict_pointers flag.
6766 (push_fields_onto_fieldstack): Initialize it.
6767 (create_variable_info_for): Track global restrict qualified pointers.
6768 (intra_create_variable_infos): Use make_constraint_from_heapvar.
6769 Track restrict qualified pointer arguments.
6770 (set_uids_in_ptset): Use varinfo is_global_var flag.
6771 (find_what_var_points_to): Set the vars_contains_restrict flag.
6772 Always create the points-to solution for sets including restrict tags.
6773 (pt_solutions_same_restrict_base): New function.
6774 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
6775 qualified pointers use pt_solutions_same_restrict_base as
6776 additional source for disambiguation.
6778 2009-06-29 Richard Guenther <rguenther@suse.de>
6781 * alias.c (find_base_decl): Remove.
6782 (get_deref_alias_set_1): Remove restrict handling.
6783 * c-common.c (c_apply_type_quals_to_decl): Do not set
6784 DECL_POINTER_ALIAS_SET.
6785 * gimplify.c (find_single_pointer_decl_1): Remove.
6786 (find_single_pointer_decl): Likewise.
6787 (internal_get_tmp_var): Remove restrict handling.
6788 (gimple_regimplify_operands): Likewise.
6789 * omp-low.c (expand_omp_atomic_pipeline): Do not set
6790 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
6791 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
6792 * tree.c (restrict_base_for_decl): Remove.
6793 (init_ttree): Do not allocate it.
6794 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
6795 LABEL_DECL_UID for label decls.
6796 (copy_node_stat): Do not copy restrict information.
6797 (decl_restrict_base_lookup): Remove.
6798 (decl_restrict_base_insert): Likewise.
6799 (print_restrict_base_statistics): Likewise.
6800 (dump_tree_statistics): Do not call print_restrict_base_statistics.
6801 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
6802 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
6803 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
6804 (LABEL_DECL_UID): Adjust.
6805 (DECL_BASED_ON_RESTRICT_P): Remove.
6806 (DECL_GET_RESTRICT_BASE): Likewise.
6807 (SET_DECL_RESTRICT_BASE): Likewise.
6808 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
6810 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
6811 instead of DECL_POINTER_ALIAS_SET.
6812 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
6813 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
6814 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
6816 2009-06-29 Richard Guenther <rguenther@suse.de>
6818 PR tree-optimization/40579
6819 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
6820 the IL to simplify has constants that overflowed.
6822 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
6824 PR tree-optimization/40550
6825 * tree-vect-generic.c (expand_vector_operations_1): Compute in
6826 vector_compute_type only when the size of vector_compute_type is
6827 less than the size of type.
6829 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
6831 * fold-const.c (contains_label_1): Fix comments.
6832 (contains_label_p): Do not walk trees multiple time.
6834 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6836 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
6837 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
6838 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
6839 ix86_fp_comparison_operator.
6840 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
6841 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
6842 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
6843 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
6844 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
6845 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
6846 (related splits): Change predicate to ix86_fp_comparison_operator.
6847 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
6848 instead of ix86_fp_comparison_codes.
6849 (ix86_trivial_fp_comparison_operator,
6850 ix86_fp_comparison_operator): New.
6851 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
6852 (ix86_expand_compare): Eliminate last two parameters.
6853 (ix86_fp_jump_nontrivial_p): Kill.
6854 * config/i386/i386.c (put_condition_code): Eliminate call to
6855 ix86_fp_comparison_codes and subsequent assertion.
6856 (ix86_fp_comparison_codes): Eliminate.
6857 (ix86_fp_swap_condition): New.
6858 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
6859 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
6860 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
6861 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
6862 and ix86_fp_swap_condition.
6863 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
6864 Use ix86_fp_comparison_strategy.
6865 (ix86_expand_compare): Likewise. Eliminate last two arguments.
6866 (ix86_fp_jump_nontrivial_p): Eliminate.
6867 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
6868 call to ix86_expand_compare.
6869 (ix86_split_fp_branch, ix86_expand_setcc,
6870 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
6871 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
6873 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6875 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
6876 related to jump_clobbers.
6877 * config/arm/arm.md (conds): Remove jump_clob case.
6878 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
6879 splits): Change comparison_operator to arm_comparison_operator.
6880 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
6883 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6885 * dojump.c (do_compare_rtx_and_jump): Try swapping the
6886 condition for floating point modes.
6887 * expmed.c (emit_store_flag_1): Move here a bigger part
6889 (emit_store_flag): Try swapping the condition for floating point
6891 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
6893 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6895 * expr.c (expand_expr_real_1): Just use do_store_flag.
6896 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
6897 emit_store_flag_force.
6898 * expmed.c (emit_store_flag_force): Copy here trick
6899 previously in expand_expr_real_1. Try reversing the comparison.
6900 (emit_store_flag_1): Work if target is NULL.
6901 (emit_store_flag): Work if target is NULL, using the result mode
6902 from the comparison. Use split_comparison, restructure final part
6903 to simplify conditionals.
6905 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6907 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
6908 * dojump.c (do_jump): Change handling of floating-point
6909 ops to use just do_compare_and_jump.
6910 (split_comparison): New.
6911 (do_compare_rtx_and_jump): Add here logic coming previously
6912 in do_jump, using split_comparison.
6914 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
6917 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
6919 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6921 * tree-ssa-alias.c: Fix unintentional commit.
6923 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6925 * passes.c (execute_one_pass): Fix unintentional commit.
6927 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6929 * df-problems.c (df_set_seen, df_unset_seen): Delete.
6930 (df_rd_local_compute, df_md_local_compute): Inline them.
6932 (df_md_scratch): New.
6933 (df_md_alloc, df_md_free): Allocate/free it.
6934 (df_md_local_compute): Only include live registers in init.
6935 (df_md_transfer_function): Prune the in-set computed by
6936 the confluence function, and the gen-set too.
6938 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6940 PR rtl-optimization/26854
6941 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
6942 * df-problems.c (df_rd_add_problem): Fix comment.
6943 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
6944 df_md_simulate_artificial_defs_at_top,
6945 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
6946 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
6947 df_md_transfer_function, df_md_init, df_md_confluence_0,
6948 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
6949 problem_MD, df_md_add_problem): New.
6950 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
6951 df_md_get_bb_info): New.
6952 (DF_LAST_PROBLEM_PLUS1): Adjust.
6954 * Makefile.in (fwprop.o): Include domwalk.h.
6955 * fwprop.c: Include domwalk.h.
6956 (reg_defs, reg_defs_stack): New.
6957 (bitmap_only_bit_between): Remove.
6958 (process_defs): New.
6959 (process_uses): Use reg_defs and local_md instead of
6960 bitmap_only_bit_between and local_rd.
6961 (single_def_use_enter_block): New, from build_single_def_use_links.
6962 (single_def_use_leave_block): New.
6963 (build_single_def_use_links): Remove code moved to
6964 single_def_use_enter_block, invoke domwalk.
6965 (use_killed_between): Adjust comment.
6967 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6969 * bitmap.h (bitmap_ior_and_into): New.
6970 * bitmap.c (bitmap_ior_and_into): New.
6972 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6974 * domwalk.h (struct dom_walk_data): Remove all callbacks except
6975 before_dom_children_before_stmts and after_dom_children_after_stmts.
6976 Rename the two remaining callbacks to just before_dom_children and
6977 after_dom_children. Remove other GIMPLE statement walking bits.
6978 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
6979 * graphite.c: Do not include domwalk.h.
6980 * tree-into-ssa.c (interesting_blocks): New global.
6981 (struct mark_def_sites_global_data): Remove it and names_to_rename.
6982 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
6983 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
6984 now that they're not domwalk callbacks.
6985 (rewrite_initialize_block): Rename to...
6986 (rewrite_enter_block): ... this, place after called functions. Test
6987 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
6988 (rewrite_finalize_block): Rename to...
6989 (rewrite_leave_block): ... this, place after called functions.
6990 (rewrite_update_init_block): Rename to...
6991 (rewrite_update_enter_block): ... this, place after called functions.
6992 Test interesting_blocks, call rewrite_update_stmt and
6993 rewrite_update_phi_arguments.
6994 (rewrite_update_fini_block): Rename to...
6995 (rewrite_leave_block): ... this, place after called functions.
6996 (rewrite_blocks): Remove last argument, simplify initialization of
6998 (mark_def_sites_initialize_block): Rename to...
6999 (mark_def_sites_block): ... this, call mark_def_sites.
7000 (mark_def_sites_blocks): Remove argument, simplify initialization of
7002 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
7003 (update_ssa): Likewise.
7004 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
7006 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
7007 (dom_opt_initialize_block): Rename to...
7008 (dom_opt_enter_block): ... this, place after called functions. Walk
7009 statements here, inline propagate_to_outgoing_edges.
7010 (dom_opt_finalize_block): Rename to...
7011 (dom_opt_leave_block): ... this, place after called functions.
7012 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
7014 (dse_enter_block, dse_record_phi): New.
7015 (dse_record_phis): Delete.
7016 (dse_finalize_block): Rename to...
7017 (dse_leave_block): ... this.
7018 (tree_ssa_dse): Simplify initialization of walk_data.
7019 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
7020 Adjust initialization of walk_data.
7021 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
7022 * tree-ssa-loop-phiopt.c (get_non_trapping):
7023 Adjust initialization of walk_data.
7024 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
7025 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
7026 it's not a domwalk callback.
7027 (uncprop_initialize_block): Rename to...
7028 (dse_enter_block): ... this, call uncprop_into_successor_phis.
7029 (dse_finalize_block): Rename to...
7030 (dse_leave_block): ... this.
7031 (tree_ssa_uncprop): Simplify initialization of walk_data.
7032 * Makefile.in: Adjust dependencies.
7034 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
7036 * arm.md (casesi): Fix test for Thumb1.
7037 (thumb1_casesi_internal_pic): Likewise.
7038 (thumb1_casesi_dispatch): Likewise.
7040 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
7042 * config/arm/arm-cores.def: Added core cortex-m0.
7043 * config/arm/arm-tune.md: Regenerated.
7044 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
7046 2009-06-26 DJ Delorie <dj@redhat.com>
7048 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
7050 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
7051 the scheduler doesn't tag jump insns.
7053 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
7055 * c-decl.c (merge_decls): Re-indent.
7057 2009-06-26 Janis Johnson <janis187@us.ibm.com>
7060 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
7061 Special-case decimal float constants.
7063 2009-06-26 Richard Henderson <rth@redhat.com>
7065 * function.h (struct function): Add cannot_be_copied_reason,
7066 and cannot_be_copied_set.
7067 * tree-inline.c (has_label_address_in_static_1): Rename from
7068 inline_forbidden_p_2; don't set inline_forbidden_reason here.
7069 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
7070 don't set inline_forbidden_reason.
7071 (copy_forbidden): New function, split out of inline_forbidden_p.
7072 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
7073 (inline_forbidden_p): Use copy_forbidden.
7074 (tree_versionable_function_p): Likewise.
7075 (inlinable_function_p): Merge into tree_inlinable_function_p.
7076 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
7077 * ipa-cp.c (ipcp_versionable_function_p): New function.
7078 (ipcp_cloning_candidate_p): Use it.
7079 (ipcp_node_modifiable_p): Likewise.
7081 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
7083 * builtins.c (expand_builtin_alloca): Handle builtin alloca
7084 that is marked not to be inlined. Remove flag_mudflap use.
7085 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
7086 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
7088 2009-06-26 Steve Ellcey <sje@cup.hp.com>
7091 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
7092 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
7094 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
7096 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
7098 (__mingwthr_remove_key_dtor): Likewise.
7100 2009-06-26 Richard Guenther <rguenther@suse.de>
7102 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
7104 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
7107 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
7108 try the non-cond_exec path also.
7110 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7113 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
7114 (output_cbranch): Use new functions.
7115 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
7118 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7119 Pat Haugen <pthaugen@us.ibm.com>
7120 Revital Eres <ERES@il.ibm.com>
7122 * config/rs6000/rs6000.c (print_operand): Correct lossage message
7123 for %c error. Add %x support to print VSX registers as a unified
7124 register set, instead of separate float and altivec registers.
7125 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
7126 %y case, and add support for VSX pre-modify addresses.
7127 (output_toc): Add assert for CONST containing an integer constant
7129 (rs6000_adjust_cost): Add POWER7 support.
7130 (insn_must_be_first_in_group): Ditto.
7131 (insn_must_be_last_in_group): Ditto.
7132 (rs6000_emit_popcount): Ditto.
7133 (rs6000_vector_mode_supported_p): Ditto.
7135 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
7136 Change some of the functions called by macros to being called
7137 through a pointer, so debug functions can be inserted if
7138 -mdebug=addr or -mdebug=cost.
7139 (rs6000_preferred_reload_class_ptr): Ditto.
7140 (rs6000_secondary_reload_class_ptr): Ditto.
7141 (rs6000_secondary_memory_needed_ptr): Ditto.
7142 (rs6000_cannot_change_mode_class_ptr): Ditto.
7143 (rs6000_secondary_reload_inner): Ditto.
7144 (rs6000_legitimize_reload_address): Ditto.
7145 (rs6000_legitimize_reload_address_ptr): Ditto.
7146 (rs6000_mode_dependent_address): Ditto.
7147 (rs6000_mode_dependent_address_ptr): Ditto.
7149 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
7150 function to return true if the mode allows reg + integer
7152 (virtual_stack_registers_memory_p): New function to return true if
7153 the address refers to a virtual stack register.
7154 (rs6000_legitimate_offset_address_p): Move code to say whether a
7155 mode supports reg+int addressing to reg_offset_addressing_ok_p and
7157 (rs6000_legitimate_address_p): Add checks for modes that only can
7158 do reg+reg addressing. Start adding VSX support.
7159 (rs6000_legitimize_reload_address): Ditto.
7160 (rs6000_legitimize_address): Ditto.
7161 (rs6000_debug_legitimate_address_p): New debug functions for
7162 -mdebug=addr and -mdebug=cost.
7163 (rs6000_debug_rtx_costs): Ditto.
7164 (rs6000_debug_address_costs): Ditto.
7165 (rs6000_debug_adjust_cost): Ditto.
7166 (rs6000_debug_legitimize_address): Ditto.
7167 (rs6000_legitimize_reload_address_ptr): Point to call normal
7168 function or debug function. Make functions called via pointer
7170 (rs6000_mode_dependent_address_ptr): Ditto.
7171 (rs6000_secondary_reload_class_ptr): Ditto.
7172 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
7173 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
7174 into a friendlier error.
7175 (rs6000_init_builtins): Add initial VSX support.
7176 (rs6000_adjust_cost): Fix some spacing issues.
7178 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
7179 (REG_CLASS_NAMES): Ditto.
7180 (REG_CLASS_CONTENTS): Ditto.
7181 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
7182 pointer, to add -mdebug=addr support.
7183 (CANNOT_CHANGE_MODE_CLASS): Ditto.
7184 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
7185 -mdebug=addr support.
7186 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
7187 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
7188 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
7190 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
7192 (bswapsi*): Set attribute types for load/store. Add combiner
7193 patterns to eliminate zero extend on 64-bit.
7194 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
7195 stdbrx if the hardware supports those instructions.
7197 2009-06-25 Ian Lance Taylor <iant@google.com>
7199 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
7200 (Link Options): Document -static-libstdc++.
7202 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7205 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
7206 DATA_ALIGNMENT instead.
7208 2009-06-25 Richard Guenther <rguenther@suse.de>
7210 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
7211 indirect references against the callused/escaped solutions.
7212 (call_may_clobber_ref_p_1): Likewise.
7214 2009-06-25 Martin Jambor <mjambor@suse.cz>
7216 PR tree-optimization/40493
7217 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
7218 (enum unscalarized_data_handling): New type.
7219 (handle_unscalarized_data_in_subtree): Return what has been done.
7220 (load_assign_lhs_subreplacements): Handle left flushes differently.
7221 (sra_modify_assign): Use unscalarized_data_handling, simplified
7222 condition determining whether to remove the statement.
7224 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
7226 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
7227 excerpt - @ should be doubled for texinfo.
7229 2009-06-24 Ian Lance Taylor <iant@google.com>
7231 * config/arc/arc.c: Include "df.h".
7232 (arc_attribute_table): Make static. Move higher in file.
7233 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
7234 (output_shift): Initialize n later to avoid warning.
7235 * config/arm/arm.c (arm_attribute_table): Make static. Move
7237 * config/avr/avr.c (avr_attribute_table): Make static. Move
7239 (reg_class_tab): Change array type from int to enum reg_class.
7240 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
7242 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
7243 (lshrhi3_out): Likewise.
7244 (class_likely_spilled_p): Change return type to bool.
7245 (avr_rtx_costs): Use local code variable with enum type.
7246 * config/avr/avr.md (movmemhi): Use add_reg_note.
7247 (andhi3, andsi3): Don't use AS2 with "and".
7248 (iorhi3, iorsi3): Don't use AS2 with "or".
7249 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
7250 * config/crx/crx.c: Include "df.h".
7251 (crx_attribute_table): Make static.
7252 * config/m32r/m32r.c: Include "df.h".
7253 (m32r_attribute_table): Make static. Move higher in file.
7254 (pop): Use add_reg_note.
7255 (block_move_call): Change 0 to LCT_NORMAL in function call.
7256 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
7257 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
7258 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
7259 declare, not just when TREE_CODE is defined.
7260 * config/m68hc11/m68hc11.c: Include "expr.h".
7261 (m68hc11_attribute_table): Make static. Move higher in file.
7262 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
7264 (m68hc11_register_indirect_p): Likewise.
7265 (m68hc11_function_arg_padding): Change return type to enum
7267 (emit_move_after_reload): Use add_reg_note.
7268 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
7269 (m68hc11_split_logical): Likewise.
7270 (m68hc11_rtx_costs): Add local code_and outer_code variables with
7272 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
7273 to VOIDmode in function call.
7274 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
7276 (m68hc11_split_logical): Update declaration.
7277 (m68hc11_function_arg_padding): Update declaration.
7278 * config/mcore/mcore.c (regno_reg_class): Change form array of int
7279 to array of enum reg_class.
7280 (mcore_attribute_table): Make static. Move higher in file.
7281 (mcore_rtx_costs): Add cast to enum type.
7282 * config/mcore/mcore.h (regno_reg_class): Update declaration.
7283 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
7284 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
7286 * config/sh/predicates.md (trapping_target_operand): Rename and to
7288 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
7290 * config/spu/spu.c (spu_attribute_table): Make static. Move
7292 * config/v850/v850.c (v850_attribute_table): Make static. Move
7294 (v850_rtx_costs): Use local code with enum type.
7295 (expand_epilogue): Add cast.
7296 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
7298 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
7301 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
7302 -m2a-single-only and -m2a-nofpu.
7303 * config/sh/sh.opt: Document m2a generates FPU code.
7305 2009-06-24 Anatoly Sokolov <aesok@post.ru>
7307 * defaults.h (CAN_ELIMINATE): Provide default.
7308 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7309 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
7310 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
7311 * config/spu/spu.h (CAN_ELIMINATE): Delete.
7312 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
7313 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
7314 * config/cris/cris.h (CAN_ELIMINATE): Delete.
7315 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
7316 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
7317 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
7319 2009-06-24 DJ Delorie <dj@redhat.com>
7321 * mep-ext-cop.cpu: Fix copyright notice.
7322 * mep-default: Fix copyright notice.
7323 * mep-core: Fix copyright notice.
7324 * mep: Fix copyright notice.
7325 * mep-ivc2: Fix copyright notice.
7326 * mep-c5: Fix copyright notice.
7328 2009-06-24 Denis Chertykov <chertykov@gmail.com>
7330 * doc/contrib.texi (Contributors):
7332 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
7335 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
7336 src and dst operands if necessary.
7338 2009-06-23 DJ Delorie <dj@redhat.com>
7341 * config.gcc: Add mep support.
7342 * recog.c: Resurrect validate_replace_rtx_subexp().
7343 * recog.h: Likewise.
7344 * config/mep/: Add new port:
7345 * config/mep/constraints.md: New file.
7346 * config/mep/default.h: New file.
7347 * config/mep/intrinsics.h: New file.
7348 * config/mep/intrinsics.md: New file.
7349 * config/mep/ivc2-template.h: New file.
7350 * config/mep/mep-c5.cpu: New file.
7351 * config/mep/mep-core.cpu: New file.
7352 * config/mep/mep-default.cpu: New file.
7353 * config/mep/mep-ext-cop.cpu: New file.
7354 * config/mep/mep-intrin.h: New file.
7355 * config/mep/mep-ivc2.cpu: New file.
7356 * config/mep/mep-lib1.asm: New file.
7357 * config/mep/mep-lib2.c: New file.
7358 * config/mep/mep-pragma.c: New file.
7359 * config/mep/mep-protos.h: New file.
7360 * config/mep/mep-tramp.c: New file.
7361 * config/mep/mep.c: New file.
7362 * config/mep/mep.cpu: New file.
7363 * config/mep/mep.h: New file.
7364 * config/mep/mep.md: New file.
7365 * config/mep/mep.opt: New file.
7366 * config/mep/predicates.md: New file.
7367 * config/mep/t-mep: New file.
7369 2009-06-23 Ian Lance Taylor <iant@google.com>
7371 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
7372 from loose_warn into c_loose_warn and from strict_warn into
7373 c_strict_warn. Set and substitute warn_cxxflags. Check for
7374 --enable-build-with-cxx. Set and substitute
7375 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
7376 * Makefile.in (CXXFLAGS): New variable.
7377 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
7378 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
7379 the default is the same as $(STRICT_WARN).
7380 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
7381 (CXX): New variable.
7382 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
7383 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
7384 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
7385 (HOST_LIBS): New variable.
7386 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
7387 (ALL_CXXFLAGS): New variable.
7388 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
7389 * doc/install.texi (Configuration): Document
7390 --enable-build-with-cxx, --with-stage1-ldflags,
7391 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
7392 * configure: Rebuild.
7394 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7396 * config/arm/arm.c (arm_override_options): Fix braces and formatting
7397 from previous commit.
7399 2009-06-23 Ian Lance Taylor <iant@google.com>
7401 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
7403 2009-06-23 Ian Lance Taylor <iant@google.com>
7405 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
7406 with ATTRIBUTE_UNUSED.
7408 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7409 Pat Haugen <pthaugen@us.ibm.com>
7410 Revital Eres <eres@il.ibm.com>
7412 * config.in (HAVE_AS_POPCNTD): Add default definition.
7413 (HAVE_AS_LWSYNC): Ditto.
7415 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
7417 (gcc_cv_as_powerpc_cmpb): Ditto.
7418 (gcc_cv_as_powerpc_dfp): Ditto.
7419 (gcc_cv_as_powerpc_vsx): Ditto.
7420 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
7421 supporting the popcntd/lwsync instructions.
7422 (gcc_cv_as_powerpc_lwsync): Ditto.
7423 * configure: Regenerate.
7425 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
7426 -mcpu=native and -mcpu=power7.
7427 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
7429 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
7430 a variable instead of a mask to reduce the number of mask bits.
7431 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
7432 (-mbit-word): Ditto.
7433 (-mregnames): Ditto.
7434 * config/rs6000/rs6000.opt (-mupdate): Ditto.
7435 (-mfused-madd): Ditto.
7437 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
7439 (-mvsx): New switch for VSX instructions.
7440 (-misel): Move from a variable to a mask to allow it to be set by
7443 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
7444 function declaration to an array declaration.
7445 (rs6000_hard_regno_nregs): New external array declaration.
7447 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
7448 files included by rs6000.md.
7450 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
7451 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
7453 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
7455 (rs6000_debug_reg): New -mdebug= variables.
7456 (rs6000_debug_addr): Ditto.
7457 (rs6000_debug_cost): Ditto.
7458 (rs6000_pmode): New variable to hold Pmode.
7459 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
7460 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
7461 calculated at compiler start.
7462 (rs6000_hard_regno_nregs): Change function to an array which holds
7463 HARD_REGNO_NREGS calculated at compiler start.
7464 (rs6000_explicit_options): Delete isel field.
7465 (rs6000_vector_unit): New array to hold which vector unit
7466 supports arithmetic options for a given type.
7467 (rs6000_vector_mem): New array to hold which vector unit supports
7468 memory reference operations for a given type.
7469 (rs6000_vector_align): New array to given the alignment of each
7471 (power7_cost): New basic costs for power7.
7472 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
7473 (rs6000_hard_regno_nregs_internal): New function, moved from
7474 HARD_REGNO_NREGS, to calculate the number of registers each hard
7475 register takes for each type.
7476 (rs6000_debug_reg_print): New function for -mdebug=reg support.
7477 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
7478 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
7479 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
7480 unit information here so it is calculated once at compiler startup
7482 (rs6000_override_options): Make -misel a target mask. Add more
7483 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
7484 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
7486 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
7487 (rs6000_handle_option): Move -misel from variable to target mask.
7488 (rs6000_builtin_mask_for_load): Add VSX support.
7489 (rs6000_conditional_register_usage): Ditto.
7490 (USE_ALTIVEC_FOR_ARG_P): Ditto.
7491 (function_arg_boundary): Ditto.
7492 (rs6000_expand_builtin): Ditto.
7493 (def_builtin): Make abort message a little friendlier.
7494 (rs6000_emit_int_cmove): Add support for 64-bit isel.
7496 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
7497 assembler support the popcntd instruction instead of a vsx
7498 instruction to enable power7 support.
7499 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
7500 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
7501 option to the assembler if -mcpu=native.
7502 (ASM_CPU_NATIVE_SPEC): Ditto.
7503 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
7505 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
7506 the lwsync instruction.
7507 (enum processor_type): Add PROCESSOR_POWER7.
7508 (rs6000_debug_reg): New -mdebug= options.
7509 (rs6000_debug_addr): Ditto.
7510 (rs6000_debug_cost): Ditto.
7511 (rs6000_isel): Delete.
7512 (enum rs6000_vector): New enum to say what vector unit we have.
7513 (VECTOR_UNIT_*): New macros to say which vector unit has
7514 arithmetic operations for a given type.
7515 (VECTOR_MEM_*): New macros to say which vector unit has memory
7516 operations for a given type.
7517 (TARGET_LDBRX): Whether the machine supports the ldbrx
7519 (TARGET_ISEL): Delete, -misel moved to be a mask.
7520 (TARGET_ISEL64): New macro for 64-bit isel support.
7521 (UNITS_PER_VSX_WORD): New macro.
7522 (POINTER_SIZE): Move to be an external variable, rather than
7523 calculating whether we are generating 32 ot 64-bit code.
7525 (STACK_BOUNDARY): Add VSX support.
7526 (LOCAL_ALIGNMENT): Ditto.
7527 (SLOW_UNALIGNED_ACCESS): Ditto.
7528 (VSX_REGNO_P): New macro for VSX support.
7529 (VFLOAT_REGNO_P): Ditto.
7530 (VINT_REGNO_P): Ditto.
7531 (VLOGICAL_REGNO_P): Ditto.
7532 (VSX_VECTOR_MODE): Ditto.
7533 (VSX_SCALAR_MODE): Ditto.
7535 (VSX_MOVE_MODE): Ditto.
7536 (VSX_REG_CLASS_P): Ditto.
7537 (HARD_REGNO_NREGS): Instead of calling a function, use an array
7539 (UNITS_PER_SIMD_WORD): Add VSX support.
7540 (MODES_TIEABLE_P): Ditto.
7541 (STARTING_FRAME_OFFSET): Ditto.
7542 (STACK_DYNAMIC_OFFSET): Ditto.
7543 (EPILOGUE_USES): Ditto.
7544 (REGNO_REG_CLASS): Move to array lookup.
7545 (CLASS_MAX_NREGS): Ditto.
7546 (rs6000_vector_reg_class): Add declaration.
7547 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
7548 overlap with the floating point and Altivec registers.
7550 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
7552 * config/rs6000/driver-rs6000.c (asm_names): New static array to
7553 give the appropriate asm switches if -mcpu=native.
7554 (host_detect_local_cpu): Add support for "asm".
7555 (host_detect_local_cpu): Follow GNU code guidelines for name.
7557 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
7558 -mbit-word to a variable instead of being a target mask.
7560 * config/rs6000/sync.md (lwsync): If the assembler supports it,
7561 emit the lwsync instruction instead of emitting the instruction as
7562 an integer constant.
7564 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
7565 fixuns_trundfsi2, move expander into rs6000.md.
7567 * config/rs6000/rs6000.md (cpu): Add power7.
7568 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
7569 (logical predicate patterns): Change the single instruction
7570 primitives that set CR0 to be fast_compare instead of compare.
7572 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
7573 (popcntddi2): Ditto.
7574 (popcount<mode>): Ditto.
7575 (floating multiply/add insns): Name the floating point
7577 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
7578 (isel_unsigned_<mode>): Ditto.
7579 (fixuns_trundfsi2): Move expander here from spe.md.
7580 (smindi3): Define if we have -misel on 64-bit systems.
7585 2009-06-23 Anatoly Sokolov <aesok@post.ru>
7587 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
7589 * config/avr/avr.c (avr_current_device): New variable.
7590 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
7591 (avr_arch, mcu_type_s): Move to avr.h.
7592 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
7593 default_data_section_start fields.
7594 (avr_arch): Moved from avr.c.
7595 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
7596 library_name fields.
7597 (avr_current_device, avr_mcu_types, avr_arch_types,
7598 avr_device_to_arch, avr_device_to_data_start,
7599 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
7600 (EXTRA_SPEC_FUNCTIONS): Define.
7601 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
7602 options mapping. Use device_to_arch and device_to_data_start insted.
7603 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
7604 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
7605 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
7606 * config/avr/driver-avr.c: New file.
7607 * config/avr/avr-devices.c: New file.
7609 2009-06-23 Jakub Jelinek <jakub@redhat.com>
7611 * var-tracking.c (unshare_variable): Force initialized to
7612 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
7613 (set_variable_part): Likewise.
7614 (struct variable_union_info): Remove pos_src field.
7615 (vui_vec, vui_allocated): New variables.
7616 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
7617 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
7618 == 1 use a simpler sorting algorithm. Compute pos field right
7619 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
7620 Avoid quadratic comparison if !flag_var_tracking_uninit.
7621 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
7622 unshare_variable unconditionally.
7623 (dataflow_set_different_2): Removed.
7624 (dataflow_set_different): Don't traverse second hash table.
7625 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
7626 unconditionally to var_reg_set or var_mem_set.
7627 (emit_notes_in_bb): Likewise.
7628 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
7630 (emit_note_insn_var_location): Don't set initialized to
7631 VAR_INIT_STATUS_INITIALIZED early.
7632 (vt_finalize): Free vui_vec if needed, clear vui_vec and
7634 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
7636 * tree-object-size.c (addr_object_size): Instead of checking
7637 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
7638 are no FIELD_DECLs following it.
7640 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
7642 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
7643 order to match bswaps with signed source operands.
7645 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7647 * sdbout.c (sdbout_one_type): Fix braces in switch.
7649 2009-06-23 Richard Guenther <rguenther@suse.de>
7651 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
7653 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
7654 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
7655 var_callused, callused_tree, var_storedanything, storedanything_tree,
7656 var_integer, integer_tree): Remove global variables.
7657 (new_var_info): Do not pass new id, append the new var to the
7658 global variable vector.
7659 (do_ds_constraint): Use is_global_var member of the variable-info.
7660 (new_scalar_tmp_constraint_exp): Adjust.
7661 (create_function_info_for): Likewise.
7662 (create_variable_info_for): Likewise.
7663 (find_what_var_points_to): Remove dead code.
7664 (init_base_vars): Simplify.
7665 (compute_points_to_sets): Adjust.
7667 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
7669 * combine.c (try_combine): Dump information about the insns we're
7672 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
7674 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
7675 check when calling force_to_mode on TRUNCATE's operand.
7677 2009-06-22 Ian Lance Taylor <iant@google.com>
7679 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
7681 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
7683 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
7685 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7687 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
7688 override library linkage flags such as -static-libgcc or
7691 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7693 * config/m68k/m68k-devices.def: Add line for MCF5221x.
7695 2009-06-22 Ian Lance Taylor <iant@google.com>
7697 * config/linux.opt: Put mglibc ahead of muclibc.
7699 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
7700 for duplicate decls.
7702 2009-06-22 Matthias Klose <doko@ubuntu.com>
7704 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
7706 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
7709 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
7710 instead of NULL if a parser error occurs.
7712 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7714 * dwarf2out.c (dwarf2_debug_hooks): Initialize
7715 non-DWARF2_DEBUGGING_INFO version.
7717 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
7719 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
7720 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
7722 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
7723 (LIBGCC2_TF_CEXT): Define.
7726 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7729 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
7731 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7733 * config/arm/arm.c (arm_override_options): Disable
7734 -mcaller-super-interworking and -mcallee-super-interworking.
7735 * doc/invoke.texi (ARM Options): Document this.
7737 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
7739 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
7740 * config/arm/constraints.md (j): New constraint for movw operands.
7741 (N): Remove thumb2 meaning.
7742 * config/arm/arm.md (*arm_movw): Delete.
7743 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
7744 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
7745 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
7747 2009-06-22 Martin Jambor <mjambor@suse.cz>
7749 PR tree-optimization/40492
7750 * tree-sra.c (sra_modify_assign): Pass zero offsets to
7751 build_ref_for_offset.
7753 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
7755 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
7756 JUMP_TABLE_DATA_P predicates where applicable.
7757 * auto-inc-dec.c: Ditto.
7758 * builtins.c: Ditto.
7759 * caller-save.c: Ditto.
7761 * cfgcleanup.c: Ditto.
7762 * cfglayout.c: Ditto.
7765 * combine-stack-adj.c: Ditto.
7771 * dwarf2asm.c: Ditto.
7772 * dwarf2out.c: Ditto.
7773 * emit-rtl.c: Ditto.
7779 * function.c: Ditto.
7782 * genpreds.c: Ditto.
7783 * genrecog.c: Ditto.
7785 * ira-costs.c: Ditto.
7786 * ira-lives.c: Ditto.
7789 * lower-subreg.c: Ditto.
7790 * modulo-sched.c: Ditto.
7792 * postreload.c: Ditto.
7793 * print-rtl.c: Ditto.
7802 * sched-vis.c: Ditto.
7804 * sel-sched-ir.c: Ditto.
7805 * simplify-rtx.c: Ditto.
7806 * targhooks.c: Ditto.
7807 * var-tracking.c: Ditto.
7808 * vmsdbgout.c: Ditto.
7810 2009-06-22 Matthias Klose <doko@ubuntu.com>
7812 * Makefile.in (install-plugin): Always use DESTDIR.
7814 2009-06-22 Olivier Hainque <hainque@adacore.com>
7816 * config/pa/pa.c (output_call): Don't optimize post call jumps
7817 into return address adjustments if the call may throw.
7819 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
7821 * arm.c (thumb1_output_casesi): New function.
7822 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
7823 optimizing for size or PIC.
7824 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
7825 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
7826 (casesi): Handle Thumb-1 when optimizing for size or PIC.
7827 (thumb1_casesi_internal_pic): New expand rule.
7828 (thumb1_casesi_dispatch): New pattern.
7829 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
7831 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
7832 in the text seciton when PIC or optimizing for size.
7833 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
7834 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
7835 preservation properties of code.
7836 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
7837 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
7838 (__gnu_thumb1_case_si): New function.
7839 * t-arm (LIB1ASMSRC): Define here.
7840 (LIB1ASMFUNCS): Add some common functions.
7841 * t-arm-elf (LIB1ASMSRC): Delete.
7842 (LIB1ASMFUNCS): Append to existing set.
7843 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7844 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7845 * t-symbian (LIB1ASMFUNCS): Likewise.
7846 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7847 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7849 2009-06-21 Richard Guenther <rguenther@suse.de>
7851 PR tree-optimization/38729
7852 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
7853 to loops with a single exit if -fno-expensive-optimizations.
7855 2009-06-21 Jakub Jelinek <jakub@redhat.com>
7857 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
7858 (dataflow_set): Change vars type from htab_t to shared_hash.
7859 (shared_hash_pool, empty_shared_hash): New variables.
7860 (vars_clear): Removed.
7861 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
7862 shared_hash_find_slot_unshare, shared_hash_find_slot,
7863 shared_hash_find_slot_noinsert, shared_hash_find): New
7865 (shared_hash_unshare, shared_hash_destroy): New functions.
7866 (unshare_variable): Unshare set->vars if shared, use
7868 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
7869 (get_init_value, find_src_set_src, dump_dataflow_set,
7870 clobber_variable_part, emit_notes_for_differences): Use
7872 (dataflow_set_init): Remove second argument, set vars to
7873 empty_shared_hash instead of creating a new htab.
7874 (dataflow_set_clear): Call shared_hash_destroy and set vars
7875 to empty_shared_hash instead of calling vars_clear.
7876 (dataflow_set_copy): Don't call vars_copy, instead just share
7877 the src htab with dst.
7878 (variable_union): Use shared_hash_*, use initially NO_INSERT
7879 lookup if set->vars is shared. Don't keep slot cleared before
7880 calling unshare_variable. Unshare set->vars if needed.
7881 Even ->refcount == 1 vars must be unshared if set->vars is shared
7882 and var needs to be modified.
7883 (variable_canonicalize): New function.
7884 (dataflow_set_union): If dst->vars is empty, just share src->vars
7885 with dst->vars and traverse with variable_canonicalize to canonicalize
7886 and unshare what is needed.
7887 (dataflow_set_different): If old_set and new_set use the same shared
7888 htab, they aren't different. If number of htab elements is different,
7889 htabs are different. Use shared_hash_*.
7890 (dataflow_set_destroy): Call shared_hash_destroy instead of
7892 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
7893 second argument to dataflow_set_init.
7894 (vt_initialize): Likewise. Initialize shared_hash_pool and
7895 empty_shared_hash, move bb in/out initialization afterwards.
7896 Use variable_htab_free instead of NULL as changed_variables del hook.
7897 (variable_was_changed): Change type of second argument to pointer to
7898 dataflow_set. When inserting var into changed_variables, bump
7899 refcount. Unshare set->vars if set is shared htab and slot needs to
7901 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
7902 lookup if set->vars is shared. Unshare set->vars if needed.
7903 Even ->refcount == 1 vars must be unshared if set->vars is shared
7904 and var needs to be modified. Adjust variable_was_changed caller.
7905 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
7906 vars must be unshared if set->vars is shared and var needs to be
7907 modified. Adjust variable_was_changed caller.
7908 (emit_note_insn_var_location): Don't pool_free var.
7909 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
7911 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
7912 free_alloc_pool on shared_hash_pool.
7914 2009-06-20 Anthony Green <green@moxielogic.com>
7916 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
7917 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
7919 2009-06-20 Richard Guenther <rguenther@suse.de>
7921 * tree-ssa-structalias.c (find_func_aliases): For memset use
7922 a constraint from NULL if we memset to zero.
7923 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
7924 we explicitly handle that do not read from memory.
7925 (call_may_clobber_ref_p_1): Properly handle builtins that may
7928 2009-06-20 Richard Guenther <rguenther@suse.de>
7930 PR tree-optimization/40495
7931 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
7932 (new_scalar_tmp_constraint_exp): New function.
7933 (process_constraint): Do not create temporary decls.
7934 (process_all_all_constraints): Likewise.
7935 (handle_const_call): Likewise.
7936 (create_function_info_for): Do not set decl.
7938 2009-06-19 Ian Lance Taylor <iant@google.com>
7940 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
7941 (rs6000_attribute_table): Make static; move before use.
7943 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
7945 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
7946 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
7947 Propagate the TREE_READONLY flag without overwriting it.
7948 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
7949 Propagate the TREE_READONLY flag onto the result.
7950 (process_call_operands): Move around. Use correct constant value.
7952 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7955 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
7956 * config/arm/arm.md: Likewise.
7958 2009-06-19 Ian Lance Taylor <iant@google.com>
7960 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
7961 to GIMPLE_ERROR_MARK.
7963 * c-typeck.c (build_conditional_expr): Add op1_original_type and
7964 op2_original_type parameters. Warn about using different enum types.
7965 * c-parser.c (c_parser_conditional_expression): Pass original
7966 types to build_conditional_expr.
7967 * c-tree.h (build_conditional_expr): Update declaration.
7969 2009-06-19 Ian Lance Taylor <iant@google.com>
7971 * config/i386/i386.c (ix86_function_specific_save): Test that
7972 fields match values, rather than testing the values are in a
7975 2009-06-19 Richard Guenther <rguenther@suse.de>
7977 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
7979 (ptr_derefs_may_alias_p): Likewise.
7980 (ptr_deref_may_alias_ref_p_1): New function.
7981 (ptr_deref_may_alias_ref_p): Likewise.
7982 (ref_maybe_used_by_call_p_1): Handle builtins that are not
7983 covered by looking at the ESCAPED solution.
7984 (call_may_clobber_ref_p_1): Likewise.
7985 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
7986 Handle NULL_TREE offset. Do not produce redundant constraints.
7987 (process_all_all_constraints): New helper function.
7988 (do_structure_copy): Use it.
7989 (handle_lhs_call): Likewise.
7990 (find_func_aliases): Handle some builtins with pointer arguments
7991 and/or return values explicitly.
7993 2009-06-19 Ian Lance Taylor <iant@google.com>
7995 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
7997 2009-06-19 Ian Lance Taylor <iant@google.com>
7999 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
8001 2009-06-19 Ian Lance Taylor <iant@google.com>
8003 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
8004 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
8007 * c-decl.c (finish_decl): If -Wc++-compat, warn about
8008 uninitialized const.
8010 2009-06-19 Ian Lance Taylor <iant@google.com>
8012 * dse.c (struct store_info): Rename bitmap field to bmap. Change
8015 * c-decl.c (in_struct, struct_types): Remove.
8016 (struct c_binding): Add in_struct field.
8017 (c_binding_ptr): Define type, along with VEC.
8018 (struct c_struct_parse_info): Define.
8019 (struct_parse_info): New static variable.
8020 (bind): Initialize in_struct field.
8021 (start_struct): Remove enclosing_in_struct and
8022 enclosing_struct_types parameters. Add
8023 enclosing_struct_parse_info parameter. Change all callers. Set
8024 struct_parse_info rather than in_struct and struct_types.
8025 (grokfield): If -Wc++-compat and there is a symbol binding for the
8026 field name, set the in_struct flag and push it on the
8027 struct_parse_info->fields vector.
8028 (warn_cxx_compat_finish_struct): New static function.
8029 (finish_struct): Remove enclosing_in_struct and
8030 enclosing_struct_types parameters. Add
8031 enclosing_struct_parse_info parameter. Change all callers. Don't
8032 set C_TYPE_DEFINED_IN_STRUCT here. Call
8033 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
8034 parameter. Only push on struct_types if warn_cxx_compat.
8035 (finish_enum): Only push on struct_types if warn_cxx_compat.
8036 (declspecs_add_type): Add loc parameter. Change all callers.
8037 Change all error calls to error_at. Pass loc, not input_location,
8038 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
8039 defined in a struct. If -Wc++-compat and parsing a struct, record
8040 that a typedef name was used.
8041 * c-parser.c (c_parser_declspecs): Get location to pass to
8043 (c_parser_struct_or_union_specifier): Update calls to start_struct
8045 * c-tree.h (struct c_struct_parse_info): Declare.
8046 (finish_struct, start_struct): Update declarations.
8047 (declspecs_add_type): Update declaration.
8049 2009-06-19 Ian Lance Taylor <iant@google.com>
8051 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
8052 variable with an anonymous type.
8054 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
8056 * see.c: Remove for real.
8058 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
8060 * optabs.h (enum optab_index): Add new OTI_significand.
8061 (significand_optab): Define corresponding macro.
8062 * optabs.c (init_optabs): Initialize significand_optab.
8063 * genopinit.c (optabs): Implement significand_optab using
8064 significand?f2 patterns.
8065 * builtins.c (expand_builtin_mathfn): Handle
8066 BUILT_IN_SIGNIFICAND{,F,L}.
8067 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
8068 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
8070 * config/i386/i386.md (significandxf2, significand<mode>2): New
8071 expanders to implement significandf, significand and significandl
8072 built-ins as inline x87 intrinsics.
8074 2009-06-18 Anatoly Sokolov <aesok@post.ru>
8076 * config/avr/avr.c (avr_override_options): Remove setting value of
8077 PARAM_INLINE_CALL_COST.
8079 2009-06-18 Richard Henderson <rth@redhat.com>
8082 * tree-pass.h (TDF_ASMNAME): New.
8083 * tree-dump.c (dump_options): Add asmname.
8084 * doc/invoke.texi: Document it.
8086 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
8087 (dump_decl_name): ...here.
8088 (dump_function_name): New flags arg; mind TDF_ASMNAME.
8089 (dump_generic_node): Update dump_function_name calls.
8090 (print_call_name): New flags arg; update all dump calls.
8091 * diagnostic.h (print_call_name): Update.
8092 * gimple-pretty-print.c (dump_gimple_call): Update.
8094 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
8097 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
8099 2009-06-18 Diego Novillo <dnovillo@google.com>
8101 * doc/plugins.texi: Document plugin_is_GPL_compatible.
8102 * plugin.c (str_license): Declare.
8103 (try_init_one_plugin): Assert that the symbol
8104 'plugin_is_GPL_compatible' exists.
8106 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
8109 * Makefile.in (OBJS-common): Remove see.o.
8111 * common.opt (fsee): Mark as preserved for backward compatibility.
8112 * opts.c (common_handle_option): Add OPT_fsee to the backward
8113 compatibility section.
8114 * passes.c (init_optimization_passes, pass_see): Remove pass.
8115 * timevar.def (TV_SEE): Remove.
8116 * tree-pass.h (pass_see): Remove declaration.
8117 * doc/invoke.texi (-fsee): Remove documentation.
8119 2009-06-18 Martin Jambor <mjambor@suse.cz>
8121 * tree-sra.c: Include statistics.h
8122 (sra_stats): New variable.
8123 (sra_initialize): Clear sra_stats.
8124 (create_access_replacement): Increment sra_stats.replacements.
8125 (get_access_replacement): Do not return twice.
8126 (analyze_all_variable_accesses): Increment statistics counter by the
8127 number of scalarized aggregates.
8128 (generate_subtree_copies): Increment sra_stats.subtree_copies.
8129 (sra_modify_expr): Increment sra_stats.exprs.
8130 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
8131 (sra_modify_assign): Increment sra_stats.exprs,
8132 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
8133 (perform_intra_sra): Update statistics counters.
8134 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
8136 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
8138 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
8139 (arm_scalar_mode_supported_p): New function.
8141 2009-06-18 Paul Brook <paul@codesourcery.com>
8142 Sandra Loosemore <sandra@codesourcery.com>
8144 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
8145 (__extendhfsf2, __truncsfhf2): Define.
8146 * config/arm/fp16.c: New file.
8147 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
8148 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
8150 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
8152 * doc/extend.texi (Half-Precision): New section.
8153 * doc/invoke.texi (Option Summary): List -mfp16-format.
8154 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
8155 * config/arm/arm.opt (mfp16-format=): New.
8156 * config/arm/arm.c: Include intl.h.
8157 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
8158 (TARGET_INVALID_RETURN_TYPE): Redefine.
8159 (TARGET_PROMOTED_TYPE): Redefine.
8160 (TARGET_CONVERT_TO_TYPE): Redefine.
8161 (arm_fp16_format): Define.
8162 (all_fpus): Add entry for neon-fp16.
8163 (fp_model_for_fpu): Likewise.
8164 (struct fp16_format): Declare.
8165 (all_fp16_formats): Define.
8166 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
8168 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
8170 (arm_legitimate_index_p): Treat HFmode like HImode.
8171 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
8172 (coproc_secondary_reload_class): Special-case HFmode.
8173 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
8174 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
8175 (arm_init_fp16_builtins): New.
8176 (arm_init_builtins): Call it.
8177 (arm_invalid_parameter_type): New.
8178 (arm_invalid_return_type): New.
8179 (arm_promoted_type): New.
8180 (arm_convert_to_type).
8181 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
8183 (arm_emit_fp16_const): New function.
8184 (arm_mangle_type): Mangle __fp16 as "Dh".
8185 * config/arm/arm.h (TARGET_VFPD32): Make it know about
8187 (TARGET_NEON_FP16): New.
8188 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
8189 (enum fputype): Add FPUTYPE_NEON_FP16.
8190 (enum arm_fp16_format_type): Declare.
8191 (arm_fp16_format): Declare.
8192 (LARGEST_EXPONENT_IS_NORMAL): Define.
8193 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
8194 * config/arm/arm-modes.def (HFmode): Define.
8195 * config/arm/vfp.md: (*movhf_vfp): New.
8198 * config/arm/arm.md: (fpu): Add neon_fp16.
8199 (floatsihf2, floatdihf2): New.
8200 (fix_trunchfsi2, fix_trunchfdi2): New.
8204 (*arm32_movhf): New.
8205 (*thumb1_movhf): New.
8206 (consttable_2): Add check for HFmode constants.
8207 (consttable_4): Handle HFmode constants.
8209 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
8211 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
8213 2009-06-17 Olivier Hainque <hainque@adacore.com>
8215 * collect2.c (main): Use CONST_CAST2 to perform char ** to
8216 const char ** conversion in AIX specific section.
8218 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
8220 * config/i386/i386.c (ix86_special_builtin_type): Remove
8221 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
8222 (bdesc_special_args): Updated.
8223 (ix86_init_mmx_sse_builtins): Likewise.
8224 (ix86_expand_special_args_builtin): Likewise.
8226 2009-06-17 Richard Henderson <rth@redhat.com>
8228 * tree-pretty-print.c (maybe_dump_asm_name): New.
8229 (dump_decl_name): Use it.
8230 (PRINT_FUNCTION_NAME): Merge into...
8231 (dump_function_name): ... here. Use maybe_dump_asm_name.
8233 2009-06-17 Cary Coutant <ccoutant@google.com>
8235 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
8237 * debug.c (struct gcc_debug_hooks): Change placeholder for
8239 (debug_nothing_int_charstar_int): Replaced by...
8240 (debug_nothing_int_charstar_int_bool): ...this.
8241 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
8242 source_line prototype.
8243 (debug_nothing_int_charstar_int): Replaced by...
8244 (debug_nothing_int_charstar_int_bool): ...this.
8245 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
8246 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
8247 Output is_stmt operand when necessary.
8248 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
8249 (notice_source_line): Add is_stmt parameter.
8250 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
8251 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
8253 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
8254 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
8256 2009-06-17 Ian Lance Taylor <iant@google.com>
8258 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
8260 (struct store_by_pieces_d): Rename from store_by_pieces. Change
8263 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
8265 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
8266 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
8267 tree_strip_sign_nop_conversions and
8268 tree_ssa_strip_useless_type_conversions rather than stripping
8269 the operations here.
8270 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
8272 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
8273 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
8274 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
8275 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
8278 2009-06-17 Michael Eager <eager@eagercon.com>
8280 * config/rs6000/constraints.md (register_constraint "d"): New.
8281 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
8282 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
8283 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
8284 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
8285 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
8286 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
8287 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
8288 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
8289 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
8290 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
8292 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
8293 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
8294 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
8295 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
8296 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
8297 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
8298 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
8299 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
8300 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
8301 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
8302 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
8303 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
8304 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
8305 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
8307 2009-06-16 Ian Lance Taylor <iant@google.com>
8309 * profile.c (total_num_never_executed): Don't define.
8310 (compute_branch_probabilities): Don't count or print
8312 (init_branch_prob): Don't set total_num_never_executed.
8313 (end_branch_prob): Don't print total_num_never_executed.
8315 2009-06-17 David Daney <ddaney@caviumnetworks.com>
8317 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
8319 2009-06-17 David Edelsohn <edelsohn@gnu.org>
8321 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
8322 (nabstd2_fpr): Same.
8324 2009-06-17 Steve Ellcey <sje@cup.hp.com>
8326 * expr.c (expand_assignment): Change complex type check.
8328 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
8330 * doc/plugins.texi (Building GCC plugins): Added new section.
8332 2009-06-17 Ian Lance Taylor <iant@google.com>
8334 * c-pch.c (get_ident): Don't set size of templ array.
8335 (pch_init): Don't set size of partial_pch array.
8337 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
8338 string constant to intialize an array whose size is the length of
8341 2009-06-17 Richard Guenther <rguenther@suse.de>
8343 PR tree-optimization/40389
8344 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
8345 to addressable types.
8346 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
8348 2009-06-17 Richard Guenther <rguenther@suse.de>
8351 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
8352 if there is no evolution of left in the loop bail out.
8353 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
8354 chrec_fold_multiply.
8356 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
8357 Janis Johnson <janis187@us.ibm.com>
8360 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
8361 for the symbol ref of a constant that is the source of a move
8362 - nor for any other not-obvious-label-ref constants.
8364 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
8366 * plugin.c (position_pass): Skip newly inserted pass during list
8367 traversal to avoid repeated insertion.
8369 2009-06-16 Ian Lance Taylor <iant@google.com>
8371 * vec.h (VEC_stack_alloc): Define different version if
8372 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
8373 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
8374 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
8375 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8377 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
8379 * config.gcc (extra_headers): Add ia32intrin.h for x86.
8381 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
8382 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
8383 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
8384 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
8385 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
8386 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
8387 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
8388 (bdesc_special_args): Add __builtin_ia32_rdtsc and
8389 __builtin_ia32_rdtscp.
8390 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
8391 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
8392 and __builtin_ia32_rorhi.
8393 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
8394 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
8395 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
8396 (ix86_expand_args_builtin): Likewise.
8397 (ix86_expand_special_args_builtin): Likewise.
8399 * config/i386/i386.md (UNSPECV_RDTSCP): New.
8400 (UNSPECV_RDTSC): Likewise.
8401 (UNSPECV_RDPMC): Likewise.
8402 (*bsr): Renamed to ...
8404 (*bsr_rex64): Renamed to ...
8408 (*rdpmc_rex64): Likewise.
8411 (*rdtsc_rex64): Likewise.
8413 (*rdtscp): Likewise.
8414 (*rdtscp_rex64): Likewise.
8416 * config/i386/ia32intrin.h: New.
8418 * config/i386/x86intrin.h: Include <ia32intrin.h>.
8420 2009-06-16 Ian Lance Taylor <iant@google.com>
8422 * ira-build.c (copy_info_to_removed_store_destinations):
8423 Initialize parent_a.
8425 2009-06-16 Ian Lance Taylor <iant@google.com>
8427 * c-decl.c (grokdeclarator): Change size_varies to bool.
8429 2009-06-16 Ian Lance Taylor <iant@google.com>
8431 * sel-sched.c: Make forward declarations of move_op_hooks and
8432 fur_hooks explicitly extern.
8434 2009-06-16 Ian Lance Taylor <iant@google.com>
8436 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
8437 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
8439 2009-06-16 Ian Lance Taylor <iant@google.com>
8441 * resource.c (mark_referenced_resources): Change
8442 include_delayed_effects parameter to bool. Change all callers.
8443 (mark_end_of_function_resources): Likewise.
8444 * reorg.c (insn_references_resource_p): Likewise.
8445 (insn_sets_resource_p): Likewise.
8446 * resource.h (mark_referenced_resources): Update declaration.
8447 (mark_end_of_function_resources): Update declaration.
8449 2009-06-16 David Edelsohn <edelsohn@gnu.org>
8451 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
8453 2009-06-16 David Edelsohn <edelsohn@gnu.org>
8455 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
8456 GCC can bootstrap on AIX with GNU Binutils 2.20.
8458 2009-06-16 Ian Lance Taylor <iant@google.com>
8460 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
8462 2009-06-16 Ian Lance Taylor <iant@google.com>
8464 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
8465 inline, not extern inline.
8466 (exact_log2): Likewise.
8467 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
8469 (exact_log2): Likewise, but don't test CTZ_HWI.
8471 2009-06-16 Ian Lance Taylor <iant@google.com>
8473 * bitmap.c (bitmap_clear): Don't declare as inline.
8474 * gimple.c (gimplify_assign): Likewise.
8475 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
8476 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
8477 (sched_scan_info): Remove duplicate definition.
8479 2009-06-16 Ian Lance Taylor <iant@google.com>
8481 * c-common.c (skip_evaluation): Don't define.
8482 (c_inhibit_evaluation_warnings): Define global variable.
8483 (overflow_warning): Check c_inhibit_evaluation_warnings rather
8484 than skip_evaluation.
8485 (convert_and_check, warn_for_div_by_zero): Likewise.
8486 * c-common.h (skip_evaluation): Don't declare.
8487 (c_inhibit_evaluation_warnings): Declare.
8488 * c-parser.c (c_parser_typeof_specifier): Set
8489 c_inhibit_evaluation_warnings rather than skip_evaluation.
8490 (c_parser_conditional_expression): Likewise.
8491 (c_parser_binary_expression): Likewise.
8492 (c_parser_sizeof_expression): Likewise.
8493 (c_parser_alignof_expression): Likewise.
8494 * c-typeck.c (build_indirect_ref): Check
8495 c_inhibit_evaluation_warnings rather than skip_evaluation.
8496 (build_conditional_expr, build_binary_op): Likewise.
8498 2009-06-16 Richard Guenther <rguenther@suse.de>
8500 * tree-ssa-alias.c (is_escape_site): Remove.
8501 * tree-ssa-alias.h (enum escape_type): Remove.
8502 (is_escape_site): Likewise.
8503 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
8504 via casts and asms without deferring to is_escape_site.
8506 2009-06-16 Jakub Jelinek <jakub@redhat.com>
8509 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
8510 use gen_lowpart if op0 has complex mode.
8512 2009-06-16 Richard Guenther <rguenther@suse.de>
8514 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
8515 variables add them to ESCAPED.
8516 (find_func_aliases): Do not make all indirectly stored values escaped.
8518 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
8520 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
8523 2009-06-16 Martin Jambor <mjambor@suse.cz>
8525 PR tree-optimization/40432
8526 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
8527 check whether we need to force gimple register operand.
8529 2009-06-16 Martin Jambor <mjambor@suse.cz>
8531 PR tree-optimization/40413
8532 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
8533 build_ref_for_offset.
8534 (propagate_subacesses_accross_link): Fix a typo in a comment.
8536 2009-06-16 Ira Rosen <irar@il.ibm.com>
8538 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
8539 with additional parameter.
8540 * tree-vectorizer.h (enum vect_def_type): Add new value
8542 (enum vect_relevant): Add comments.
8543 (vect_is_simple_reduction): Add new argument.
8544 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
8545 Detect nested cycles.
8546 (vect_is_simple_reduction): Update documentation, add an argument to
8547 distinguish inner-loop reduction from nested cycle, detect nested
8548 cycles, fix printings and indentation, don't swap operands in case
8550 (get_initial_def_for_reduction): Handle subtraction.
8551 (vect_create_epilog_for_reduction): Add new argument to specify
8553 (vect_finalize_reduction): Handle subtraction, fix comments.
8554 (vectorizable_reduction): Handle nested cycles. In case of nested
8555 cycle keep track of the reduction variable position. Call
8556 vect_is_simple_reduction with additional parameter. Use original
8557 statement code in reduction epilogue for nested cycle. Call
8558 vect_create_epilog_for_reduction with additional parameter.
8559 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
8560 inner-loop vectorization.
8561 (vect_recog_widen_sum_pattern): Likewise.
8562 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
8564 (vect_mark_stmts_to_be_vectorized): Likewise.
8565 (vect_get_vec_def_for_operand): Handle nested cycles.
8567 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8569 * doc/invoke.texi (Debugging Options): Fix option index entries
8570 for -fdump-statistics, -frandom-seed add entries for
8571 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
8572 (FRV Options): Fix entries for -mTLS, -mtls.
8573 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
8574 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
8575 (M68hc1x Options): Fix @itemx for -mnominmax.
8576 (MCore Options): Fix entry for -mno-lsim.
8577 (MMIX Options): Fix entry for -mabi=mmixware.
8578 (PDP-11 Options): Fix entry for -mbcopy-builtin.
8580 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
8582 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
8583 Mention the plugin mode of gengtype.
8584 * doc/gty.texi (Source Files Containing Type Information): Likewise.
8585 * gengtype.c: Updated copyright.
8586 (plugin_files, nb_plugin_files) Added new static variables.
8587 (measure_input_list) Care about plugin_files.
8588 (write_rtx_next): Added early return in plugin mode.
8589 (create_file): Updated copyright year in generated file. Added
8591 (oprintf): Added early return if NULL outf.
8592 (get_output_file_with_visibility): Care of plugin_files.
8593 (get_output_file_name): May return null.
8594 (write_local): Added early return.
8595 (put_mangled_filename): Ditto.
8596 (finish_root_table): Added check for base_files.
8597 (write_roots): Care about null when plugins.
8598 (main): Added plugin mode.
8600 2009-06-15 Ian Lance Taylor <iant@google.com>
8602 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
8603 * gcov.c (read_count_file): Add braces around variables declared
8606 * c.opt (Wjump-misses-init): New warning.
8607 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
8608 -Wall and -Wc++-compat if not already set.
8609 (c_common_post_options): Clear warn_jump_misses_init if it was not
8611 * c-decl.c (struct c_binding): Change type field to a union with
8612 new label field. Make it the first field in the struct. Update
8613 references to type to use u.type instead.
8614 (struct c_spot_bindings): Define.
8615 (struct c_goto_bindings): Define.
8616 (c_goto_bindings_p): Define, along with VECs.
8617 (struct c_label_vars): Define.
8618 (struct c_scope): Add has_label_bindings field.
8619 (bind_label, set_spot_bindings): New static functions.
8620 (decl_jump_unsafe, update_spot_bindings): New static functions.
8621 (update_label_decls): New static function.
8622 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
8623 Update binding u.label field to shadowed field.
8624 (c_binding_start_stmt_expr): New function.
8625 (c_binding_end_stmt_expr): New function.
8626 (pushdecl): Don't call c_begin_vm_scope.
8627 (make_label): Add defining and p_label_vars parameters. Change
8629 (lookup_label): Correct test for whether a label has not yet been
8630 defined. Call bind_label rather than bind.
8631 (warn_about_goto): New static function.
8632 (lookup_label_for_goto): New function.
8633 (declare_label): Call bind_label rather than bind.
8634 (check_earlier_gotos): New static function.
8635 (define_label): Don't give errors about jumping into statement
8636 expressions or scopes of variably modified types. Call
8637 set_spot_bindings and check_earlier_gotos. Call bind_label
8638 instead of bind. Don't set label_context_stack_se or
8639 label_context_stack_vm.
8640 (c_get_switch_bindings): New function.
8641 (c_release_switch_bindings): New function.
8642 (c_check_switch_jump_warnings): New function.
8643 (start_function): Don't set label_context_stack_se or
8644 label_context_stack_vm.
8645 (finish_function): Likewise.
8646 * c-typeck.c (label_context_stack_se): Don't define.
8647 (label_context_stack_vm): Don't define.
8648 (c_finish_goto_label): Call lookup_label_for_goto rather than
8649 lookup_label. Don't give errors about jumping into a statement
8650 expression or the scope of a variably modified type. Don't set
8651 label_context_stack_se or label_context_stack_vm.
8652 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
8653 fields. Add bindings field.
8654 (c_start_case): Don't set deleted fields. Set bindings field.
8655 (do_case): Rework order of tests. Don't check blocked_stmt_expr
8656 or blocked_vm. Call c_check_switch_jump_warnings.
8657 (c_finish_case): Don't test blocked_stmt_expr field. Call
8658 c_release_switch_bindings.
8659 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
8660 c_switch_stack. Don't walk label_context_stack_se labels. Don't
8661 set label_context_stack_se. Call c_bindings_start_stmt_expr.
8662 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
8663 c_switch_stack. Don't walk label_context_stack_se labels. Don't
8664 set label_context_stack_se. Call c_bindings_end_stmt_expr.
8665 (c_begin_vm_scope, c_end_vm_scope): Don't define.
8666 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
8667 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
8668 (C_DECL_UNJUMPABLE_VM): Don't define.
8669 (C_DECL_UNDEFINABLE_VM): Don't define.
8670 (struct c_label_list): Don't define.
8671 (struct c_label_context_se): Don't define.
8672 (struct c_label_context_vm): Don't define.
8673 (struct c_spot_bindings): Declare.
8674 (c_bindings_start_stmt_expr): Declare.
8675 (c_bindings_end_stmt_expr): Declare.
8676 (lookup_label_for_goto): Declare.
8677 (c_get_switch_bindings, c_release_switch_bindings): Declare.
8678 (c_check_switch_jump_warnings): Declare.
8679 (label_context_stack_se, label_context_stack_vm): Don't declare.
8680 (c_finish_goto_label): Update declaration.
8681 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
8682 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
8683 (Warning Options): Document -Wjump-misses-init.
8685 2009-06-15 Jakub Jelinek <jakub@redhat.com>
8687 * tree-object-size.c (addr_object_size): Fix a pasto in the last
8690 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
8692 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
8694 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
8696 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
8698 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
8700 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
8702 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
8704 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
8705 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
8706 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
8707 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
8708 * dwarf2asm.c (dw2_force_const_mem): Update call to
8710 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
8711 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
8712 * langhooks.c (lhd_comdat_group): Remove.
8713 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
8714 * tree.h (DECL_COMDAT_GROUP): New.
8715 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
8716 (tree_decl_with_vis): Add comdat_group. Remove one_only.
8717 (make_decl_one_only): Change signature.
8718 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
8720 (make_decl_one_only): Change signature.
8721 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
8723 2009-06-15 Richard Guenther <rguenther@suse.de>
8726 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
8728 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8730 * tree-ssa-math-opts.c: Remove extra divide.
8732 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8734 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
8736 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8738 * passes.c: Add bswap pass.
8739 * tree-pass.h: Add pass_optimize_bswap declaration.
8740 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
8741 Include rtl.h, expr.h and optabs.h for optab_handler check.
8742 (struct symbolic_number, pass_optimize_bswap): New definition.
8743 (do_shift_rotate, verify_symbolic_number_p): New functions.
8744 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
8745 (gate_optimize_bswap): New function.
8746 * tree.c (widest_int_cst_value): New function.
8747 * tree.h (widest_int_cst_value): Prototype added.
8749 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
8751 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
8752 REG_EQUAL/REG_EQUIV notes.
8754 2009-06-14 Richard Guenther <rguenther@suse.de>
8757 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
8758 has its address taken if NRV was applied and it is addressable.
8759 * tree-ssa-structalias.c (get_constraint_for_address_of): New
8760 function split out from ...
8761 (get_constraint_for_1): ... here.
8762 (handle_rhs_call): Use it to mark the return slot escaped if
8763 it is addressable and NRV was applied.
8765 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
8767 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
8768 Change first argument type to location_t.
8769 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
8770 Do not set input_location.
8771 Use loc instead of input_location throughout.
8773 2009-06-13 Richard Guenther <rguenther@suse.de>
8775 PR tree-optimization/40421
8776 * tree-predcom.c (should_unroll_loop_p): Remove.
8777 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
8779 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
8781 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8782 Add location argument.
8784 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
8786 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
8788 * config/s390/s390.c (s390_build_builtin_va_list): Same.
8789 (s390_gimplify_va_arg): Pass location to create_artificial_label.
8790 * config/spu/spu-protos.h: Add location to
8791 spu_resolve_overloaded_builtin.
8792 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
8793 spu_build_builtin_va_list.
8794 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
8795 argument. Pass location to build_function_call_vec.
8796 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
8798 (emit_fpu_switch): Same.
8799 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
8800 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
8801 to build_decl and create_artificial_label.
8802 (xtensa_gimplify_va_arg_expr): Same.
8803 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
8804 (xstormy16_gimplify_va_arg_expr): Same.
8805 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
8806 * config/arm/arm.c (arm_build_builtin_va_list): Same.
8807 * config/mips/mips.c (mips_build_builtin_va_list): Same.
8808 (mips16_build_function_stub): Same.
8809 (mips16_build_call_stub): Same.
8811 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
8814 * arm/constraints.md (Pa, Pb): New constraints.
8815 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
8816 split pattern to deal with them.
8818 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
8820 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
8821 fix index entry for -Xpreprocessor.
8823 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
8825 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8826 Add location argument to build_decl call.
8827 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
8828 (rs6000_init_builtins): Same.
8829 (spe_init_builtins): Same.
8830 (rs6000_gimplify_va_arg): Add location argument to
8831 create_artificial_label call.
8833 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
8835 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
8836 * combine-stack-adj.c (pass_stack_adjustments): Use it.
8837 * Makefile.in: Fix GGC dependency for gcse.o.
8839 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
8841 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
8842 * gimple-pretty-print.c (dump_gimple_stmt): Same.
8843 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
8845 * c-parser.c (c_parser_binary_expression): Use current column while
8846 building binary operations.
8847 * common.opt (fshow-column): Enable by default.
8848 * tree-vrp.c (check_array_ref): Use warning_at.
8849 (check_array_bounds): Use location from call back if expr has no
8851 * tree.h: Add location argument to maybe_fold_*.
8852 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
8853 (maybe_fold_offset_to_array_ref): Add location argument and use it.
8854 (maybe_fold_offset_to_component_ref): Same.
8855 (maybe_fold_offset_to_reference): Same.
8856 (maybe_fold_offset_to_address): Same.
8857 (maybe_fold_stmt_indirect): Same.
8858 (maybe_fold_stmt_addition): Same.
8859 (fold_stmt_r): Pass location to maybe_fold_*.
8860 (fold_gimple_assign): Same.
8861 * c-tree.h: Add location argument to finish_decl,
8862 default_function_array_conversion, store_init_value.
8863 * c-decl.c (define_label): Use error_at.
8864 (c_make_fname_decl): Pass location to finish_decl.
8865 (finish_decl): New location argument.
8866 (build_compound_literal): Pass location to store_init_value.
8867 (grokdeclarator): Pass location to finish_decl.
8869 * c-typeck.c (array_to_pointer_conversion): New location argument.
8870 (function_to_pointer_conversion): Same.
8871 (default_function_array_conversion): Same.
8872 (parser_build_unary_op): Pass location to overflow_warning.
8873 (parser_build_binary_op): Same. Use warning_at.
8874 (build_unary_op): Pass location to array_to_pointer_conversion.
8875 (build_c_cast): Pass location to digest_init.
8876 (build_modify_expr): New location argument.
8877 (convert_for_assignment): Same.
8878 (store_init_value): Same.
8879 (digest_init): Same.
8880 (output_init_element): Pass location to digest_init and
8881 array_to_pointer_conversion.
8882 (c_finish_return): Pass location to convert_for_assignment.
8883 * gimplify.c (gimplify_conversion): Pass location to
8884 maybe_fold_offset_to_address.
8885 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
8886 to maybe_fold_stmt_addition.
8887 * c-omp.c (c_finish_omp_atomic): Pass new location to
8889 (c_finish_omp_for): Same.
8890 * c-common.c (overflow_warning): New argument.
8891 * c-common.h: New argument to build_modify_expr, overflow_warning.
8892 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
8894 (c_parser_initializer): Pass location to
8895 default_function_array_conversion.
8896 (c_parser_initelt): Same.
8897 (c_parser_initval): Same.
8898 (c_parser_asm_operands): Same.
8899 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
8900 (c_parser_conditional_expression): Same.
8901 (c_parser_binary_expression): Add location info to stack. Use it.
8902 (c_parser_unary_expression): Pass location to
8903 default_function_array_conversion, parser_build_unary_op,
8904 build_indirect_ref, c_parser_postfix_expression_after_primary.
8905 (c_parser_postfix_expression_after_primary): New location argument.
8907 (c_parser_expression_conv): Pass location to
8908 default_function_array_conversion.
8909 (c_parser_expr_list): Same.
8910 (c_parser_omp_atomic): Same.
8911 (c_parser_omp_for_loop): Same.
8912 * c-tree.h: (struct c_declarator): Add comment to id_loc.
8913 (build_array_declarator): New argument.
8914 * c-decl.c (build_array_declarator): Add location argument.
8915 (grokdeclarator): Set id_loc for cdk_array.
8916 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
8917 build_array_declarator.
8918 * tree.c (build_omp_clause): Add location argument.
8919 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
8920 (OMP_CLAUSE_LOCATION): New macro.
8921 (struct tree_omp_clause): Add location field.
8922 (build_omp_clause): Add argument.
8923 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
8924 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
8926 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
8927 (cp_parser_omp_clause_collapse): Same.
8928 (cp_parser_omp_clause_default): Same.
8929 (cp_parser_omp_clause_if): Same.
8930 (cp_parser_omp_clause_nowait): Same.
8931 (cp_parser_omp_clause_num_threads): Same.
8932 (cp_parser_omp_clause_ordered): Same.
8933 (cp_parser_omp_clause_schedule): Same.
8934 (cp_parser_omp_clause_untied): Same.
8935 (cp_parser_omp_for_loop): Same.
8936 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
8937 * c-tree.h (c_start_case): Add location argument.
8938 (c_process_expr_stmt): Same.
8939 (c_finish_goto_*): Same.
8940 * tree-parloops.c (initialize_reductions): Pass location to
8942 (create_parallel_loop): Same.
8943 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
8944 (gfc_trans_omp_reduction_list): Same.
8945 (gfc_trans_omp_clauses): Same.
8946 (gfc_trans_omp_do): Same.
8947 * c-typeck.c (c_finish_goto_label): Same.
8948 (c_finish_goto_ptr): New location argument.
8949 (c_start_case): Same.
8950 (emit_side_effect_warnings): Same.
8951 (c_process_expr_stmt): Same.
8952 (c_finish_stmt_expr): Same.
8953 (c_finish_omp_clauses): Use error_at instead of error.
8954 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
8956 * c-omp.c (c_split_parallel_clauses): New location argument.
8957 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
8958 to build_omp_clause.
8959 (convert_local_reference_stmt): Same.
8960 (convert_gimple_call): Same.
8961 * c-common.h (c_split_parallel_clauses): New argument.
8962 * c-parser.c (c_parser_statement_after_labels): Pass location to
8963 c_finish_goto_label.
8964 (c_parser_switch_statement): Pass location to c_start_case.
8965 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
8966 and c_process_expr_stmt.
8967 (c_parser_omp_variable_list): Add location argument.
8968 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
8969 (c_parser_omp_clause_default): Same.
8970 (c_parser_omp_clause_if): Same.
8971 (c_parser_omp_clause_num_threads): Same.
8972 (-c_parser_omp_clause_ordered): Same.
8973 (c_parser_omp_clause_reduction): Pass location to
8974 c_parser_omp_variable_list.
8975 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
8976 (c_parser_omp_clause_untied): Same.
8977 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
8978 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
8980 * c-tree.h (check_for_loop_decls, undeclared_variable,
8981 build_component_ref, build_array_ref, build_external_ref,
8982 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
8983 build_conditional_expr, build_compound_expr, c_cast_expr,
8984 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
8985 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
8987 * c-semantics.c (build_stmt): Same.
8988 (build_case_label): Same.
8989 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
8990 (undeclared_variable): New argument.
8992 (lookup_label): Pass location on down.
8993 (define_label): Same.
8994 (finish_decl): Same.
8995 (build_compound_literal): Same.
8996 (finish_struct): Same.
8997 (finish_function): Do not set location here.
8998 (check_for_loop_decls): New argument.
8999 * tree.c (save_expr): Set location.
9000 (build_empty_stmt): New argument.
9001 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
9002 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
9003 * builtins.c (gimplify_va_arg_expr): Use locations.
9004 (expand_builtin_sync_operation): Same.
9005 * c-typeck.c (build_component_ref): New argument.
9006 (build_array_ref): Same.
9007 (build_external_ref): Same.
9008 (c_expr_sizeof_expr): Same.
9009 (c_expr_sizeof_type): Same.
9010 (parser_build_unary_op): Same.
9011 (build_conditional_expr): Same.
9012 (build_compound_expr): Pass location on down.
9013 (build_compound_expr): New argument.
9014 (build_c_cast): Same.
9015 (c_cast_expr): Same.
9016 (build_asm_expr): Same.
9017 (c_finish_return): Same.
9018 (c_process_expr_stmt): Pass location on down.
9019 (c_finish_stmt_expr): New argument.
9020 (push_clenaup): Same.
9021 (c_finish_omp_parallel): Same.
9022 (c_finish_omp_task): Same.
9023 * gimplify.c (gimplify_call_expr): Pass location on down.
9024 * c-omp.c (c_finish_omp_master): New argument.
9025 (c_finish_omp_critical): Same.
9026 (c_finish_omp_ordered): Same.
9027 (c_finish_omp_barrier): Same.
9028 (-c_finish_omp_taskwait): Same.
9029 (c_finish_omp_atomic): Same.
9030 (c_finish_omp_flush): Same.
9031 * tree-inline.c (copy_tree_body_r): Pass location on down.
9032 (inline_forbidden_p): Remove use of input_location.
9033 * c-gimplify.c (c_build_bind_expr): New argument.
9034 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
9035 (c_sizeof_or_alignof_type): New argument.
9036 (c_alignof_expr): Same.
9037 (build_va_arg): Same.
9038 (c_add_case_label): Same.
9039 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
9040 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
9041 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
9042 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
9043 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
9044 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
9046 * stub-objc.c (objc_build_selector_expr): Same.
9047 (objc_build_throw_stmt): Same.
9048 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
9049 (c_parser_initelt): Same.
9050 (c_parser_compound_statement): Same.
9051 (c_parser_compound_statement_nostart): Same.
9052 (c_parser_label): Same.
9053 (c_parser_statement_after_labels): Same.
9054 (c_parser_if_body): Same.
9055 (c_parser_else_body): Same.
9056 (c_parser_if_statement): Same.
9057 (c_parser_switch_statement): Same.
9058 (c_parser_while_statement): Same.
9059 (c_parser_do_statement): Same.
9060 (c_parser_for_statement): Same.
9061 (c_parser_asm_statement): Same.
9062 (c_parser_conditional_expression): Same.
9063 (c_parser_binary_expression): Same.
9064 (c_parser_cast_expression): Same.
9065 (c_parser_unary_expression): Same.
9066 (c_parser_sizeof_expression): Same.
9067 (c_parser_alignof_expression): Same.
9068 (c_parser_postfix_expression): Same.
9069 (c_parser_expression): Same.
9070 (c_parser_objc_receiver): Same.
9071 (c_parser_omp_variable_list): Same.
9072 (c_parser_omp_structured_block): Same.
9073 (c_parser_omp_atomic): New argument.
9074 (c_parser_omp_barrier): Same.
9075 (c_parser_omp_critical): Same.
9076 (c_parser_omp_flush): Pass location on down.
9077 (c_parser_omp_for_loop): New argument.
9078 (c_parser_omp_for): Same.
9079 (c_parser_omp_master): Same.
9080 (c_parser_omp_ordered): Same.
9081 (c_parser_omp_sections_scope): Same.
9082 (c_parser_omp_sections): Same.
9083 (c_parser_omp_parallel): Same.
9084 (c_parser_omp_single): Same.
9085 (c_parser_omp_task): Same.
9086 (c_parser_omp_taskwait): Pass location on down.
9087 (c_parser_omp_construct): Same.
9088 (c_parser_omp_threadprivate): Same.
9089 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
9090 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
9091 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
9092 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
9093 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
9094 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
9095 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
9096 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
9097 config/i386/i386.c, stmt.c:
9098 Add location argument to the following function definitions and/or
9099 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
9100 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
9101 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
9102 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
9103 do_case, c_finish_bc_stmt, build_compound_literal,
9104 build_function_call.
9105 * c-decl.c (build_compound_literal): Add location argument.
9106 Make all diagnostic calls use location.
9107 (start_struct): Same.
9108 (finish_struct): Same.
9110 (build_enumerator): Same.
9111 (start_function): Same.
9112 (grokdeclarator): Make all diagnostic calls use location.
9113 (store_parm_decls_oldstyle): Same.
9114 * c-typeck.c (build_function_call): Add location argument.
9115 Make all diagnostic calls use location.
9117 (c_finish_bc_stmt): Same.
9118 * tree-nested.c (get_trampoline_type): Add argument.
9119 Pass location to build_decl.
9120 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
9121 * rtl.h (RTL_LOCATION): New.
9122 * c-common.c (c_add_case_label): Add location argument.
9123 Make all diagnostic calls use location.
9124 * c-common.h: Add location argument to make_fname_decl, do_case,
9125 c_add_case_label, build_function_call, resolve_overloaded_builtin.
9126 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
9127 Set it appropriately for every case. Pass enum_loc to start_enum
9128 call. Pass value_loc first to build_enumerator. Pass enum_loc to
9130 (c_parser_struct_or_union_specifier): Save location. Use it for
9131 start_struct, finish_struct, and parser_xref_tag.
9133 2009-06-12 Ian Lance Taylor <iant@google.com>
9135 * fold-const.c (fold_unary): Rename local variable and to and_expr.
9137 * c-opts.c (c_common_handle_option): For -Wc++-compat set
9138 cpp_opts->warn_cxx_operator_names.
9140 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9143 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
9144 is returns NULL and OP is a VCE, look through the VCE.
9146 2009-06-12 Ian Lance Taylor <iant@google.com>
9149 * collect2.c (main): Use CONST_CAST2 in code inside #if
9150 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
9152 2009-06-12 Joey Ye <joey.ye@intel.com>
9155 * cfgexpand.c (get_decl_align_unit): Update
9156 max_used_stack_slot_alignment with align instead of
9157 stack_alignment_needed.
9159 * function.c (assign_stack_local_1): Update
9160 max_used_stack_slot_alignment with alignment_in_bits instead
9161 of stack_alignment_needed.
9162 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
9165 2009-06-12 Jakub Jelinek <jakub@redhat.com>
9167 * dwarf2out.c (last_var_location_insn): New variable.
9168 (dwarf2out_end_epilogue): Clear last_var_location_insn.
9169 (dwarf2out_var_location): Don't record anything after last real
9170 insn. Only change labels if there were any real instructions
9171 in between last note and this one, or if changed sections.
9173 2009-06-11 Richard Henderson <rth@redhat.com>
9175 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
9176 note when storing the frame pointer in a register.
9177 (FRP): Don't redefine to nothing for epilogue.
9178 (alpha_expand_epilogue): Mark register and sp restores.
9179 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
9181 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
9182 when gen_lowpart is needed.
9184 2009-06-11 Richard Henderson <rth@redhat.com>
9186 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
9188 * dwarf2out.c (need_data_align_sf_opcode): New.
9189 (div_data_align): Move earlier.
9190 (def_cfa_1, reg_save): Use it.
9192 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
9194 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
9195 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
9196 (ix86_handle_option): Handle OPT_mcrc32.
9197 (ix86_target_string): Add -mcrc32.
9198 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
9200 * config/i386/i386.h (TARGET_CRC32): New.
9202 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
9203 (sse4_2_crc32di): Likewise.
9205 * config/i386/i386.opt (mcrc32): New.
9207 * doc/invoke.texi: Document -mcrc32.
9209 2009-06-11 Richard Henderson <rth@redhat.com>
9211 * common.opt (gdwarf-): Accept a version number.
9212 * doc/invoke.texi (gdwarf-): Update docs.
9213 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
9214 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
9215 version level, and record it.
9217 * dwarf2.h (DW_CIE_VERSION): Remove.
9218 * dwarf2out.c (DWARF_VERSION): Remove.
9219 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
9220 (output_call_frame_info): Use CIE version 3 for dwarf3,
9221 or if the return register column is out of range for version 1.
9222 (dwarf_stack_op_name): Add all dwarf3 values.
9223 (DEBUG_PUBTYPES_SECTION): New.
9224 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
9225 encoding change for dwarf3.
9226 (output_die) [dw_val_class_die_ref]: Likewise.
9227 (output_compilation_unit_header): Emit correct version for dwarf3.
9228 (output_line_info): Likewise.
9229 (output_pubnames): Update for DWARF_VERSION removal.
9230 (output_aranges): Likewise.
9231 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
9232 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
9233 (dwarf2out_finish): Likewise.
9235 2009-06-11 David Daney <ddaney@caviumnetworks.com>
9237 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
9240 2009-06-11 David Daney <ddaney@caviumnetworks.com>
9243 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
9244 * builtins.c (expand_builtin_unreachable): New function.
9245 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
9246 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
9247 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
9249 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
9250 searching for missing barriers.
9252 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9254 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
9255 when -fprofile-generate* was passed.
9256 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9258 2009-06-11 Anthony Green <green@moxielogic.com>
9260 * config/moxie/moxie.md: Define length attribute for all instructions.
9262 (*b<cond:code>): Support limited branch ranges for new PC-relative
9263 branch instructions.
9264 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
9266 2009-06-11 Jakub Jelinek <jakub@redhat.com>
9268 * config/i386/i386.c (min_insn_size): Use get_attr_length
9269 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
9272 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
9273 instead of emit_insn_before.
9275 2009-06-10 Ian Lance Taylor <iant@google.com>
9278 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
9281 2009-06-10 Revital Eres <eres@il.ibm.com>
9283 * passes.c (init_optimization_passes): Reschedule
9284 predictive-commoning pass before complete unroll pass.
9286 2009-06-10 Martin Jambor <mjambor@suse.cz>
9288 * cgraph.c (cgraph_node_can_be_local_p): New function.
9289 (cgraph_make_node_local): New function.
9290 * cgraph.h (cgraph_node_can_be_local_p): Declare.
9291 (cgraph_make_node_local): Declare.
9293 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
9295 * tree.h (tree_base): Add packed_flag and user_align fields.
9296 Decrease size of spare field.
9297 (TYPE_USER_ALIGN): Use user_align from tree_base.
9298 (DECL_USER_ALIGN): Likewise.
9299 (TYPE_PACKED): Use packed_flag from tree_base.
9300 (DECL_PACKED): Likewise.
9301 (tree_type): Delete packed_flag and user_align fields. Widen
9302 precision field. Widen mode field and shuffle fields to align
9303 mode on an 8-bit boundary.
9304 (tree_decl_common): Delete decl_flag_1 and user_align fields.
9305 Renumber decl_flag_* fields. Fix comments. Widen
9306 decl_common_unused field.
9307 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
9308 (DECL_EXTERNAL): Likewise.
9309 (DECL_BIT_FIELD): Likewise.
9310 (DECL_NONADDRESSABLE_P): Likewise.
9311 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
9312 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
9314 2009-06-10 Ian Lance Taylor <iant@google.com>
9316 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
9317 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
9318 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
9319 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
9320 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
9321 DEF_VEC_ALLOC_FUNC_P.
9322 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
9323 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
9324 DEF_VEC_ALLOC_FUNC_O.
9325 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
9326 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
9327 DEF_VEC_ALLOC_FUNC_I.
9328 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
9329 (vec_stack_p_reserve_exact_1): Declare.
9330 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
9331 (vec_stack_free): Declare.
9332 (VEC_stack_alloc): Define.
9333 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
9334 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
9335 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
9336 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
9338 (stack_vecs): New static variable.
9339 (vec_stack_p_reserve_exact_1): New function.
9340 (vec_stack_o_reserve_1): New static function.
9341 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
9342 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
9343 (vec_stack_free): New function.
9344 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
9345 (VEC_df_ref_stack_alloc): Define.
9346 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
9347 DEF_VEC_ALLOC_P_STACK.
9348 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
9349 (struct df_collection_rec): Change _vec fields to VEC. Remove
9351 (df_free_collection_rec): Adjust for new fields.
9352 (df_insn_rescan): Use new df_collection_rec fields.
9353 (df_notes_rescan, df_canonize_collection_rec): Likewise.
9354 (df_ref_create_structure, df_ref_record): Likewise.
9355 (df_get_conditional_uses, df_get_call_refs): Likewise.
9356 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
9357 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
9358 (df_record_exit_block_uses, df_bb_verify): Likewise.
9359 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
9360 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
9361 Remove count parameter. Change return type to void. Change all
9363 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
9364 Remove count parameter. Change return type to void. Change all
9366 (df_install_refs): Change old_vec parameter to VEC. Remove count
9367 parameter. Change all callers.
9368 (df_install_mws): Change old_vec parameter to VEC. Remove count
9369 parameter. Change all callers.
9370 (df_refs_verify): Change new_rec parameter to VEC. Change call
9372 (df_mws_verify): Likewise.
9374 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
9376 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
9378 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
9380 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
9382 2009-06-10 Anthony Green <green@moxielogic.com>
9384 * config/moxie/crti.asm: New file.
9385 * config/moxie/crtn.asm: New file.
9386 * config/moxie/moxie.c: New file.
9387 * config/moxie/moxie.h: New file.
9388 * config/moxie/sfp-machine.h: New file.
9389 * config/moxie/moxie-protos.h: New file.
9390 * config/moxie/t-moxie: Created.
9391 * config/moxie/t-moxie-softfp: Created.
9392 * config/moxie/moxie.md: Created.
9393 * config/moxie/constraints.md: Created.
9394 * config.gcc: Add moxie support.
9395 * doc/md.texi (Machine Constraints): Add moxie constraints.
9396 * doc/contrib.texi (Contributors): Mention moxie port.
9397 * doc/install.texi (Specific): Mention the moxie port.
9399 2009-06-09 Ian Lance Taylor <iant@google.com>
9401 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
9403 * optabs.c (optab_table): Only use designated initializers if
9404 HAVE_DESIGNATED_INITIALIZERS is defined.
9405 (convert_optab_table): Likewise.
9406 (init_optabs): Always call init_insn_codes if
9407 HAVE_DESIGNATED_INITIALIZERS is not defined.
9409 2009-06-09 Ian Lance Taylor <iant@google.com>
9411 * targhooks.c (default_builtin_vectorized_function): Change fn
9412 parameter to unsigned int.
9413 (default_builtin_vectorized_conversion): Change code parameter to
9415 (default_builtin_reciprocal): Change fn parameter to unsigned int.
9416 * targhooks.h: Update declarations.
9417 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
9418 parameter to unsigned int.
9420 * c-typeck.c (comptypes_check_enum_int): New static function.
9421 (comptypes_internal): Add enum_and_int_p parameter. Change all
9423 (comp_target_types): Add location parameter. Change all callers.
9424 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
9426 (function_types_compatible_p, type_lists_compatible_p): Likewise.
9427 (build_conditional_expr): Add colon_loc parameter. Change all
9429 (convert_for_assignment): Add location parameter. Change all callers.
9430 * c-parser.c (c_parser_conditional_expression): Pass location of
9431 colon to build_conditional_expr.
9432 * c-tree.h (build_conditional_expr): Update declaration.
9434 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
9436 * graphite.c: Revert previous patch.
9438 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
9441 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
9443 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
9445 * tree-ssa-loop-prefetch.c
9446 (loop_prefetch_arrays): Fixed a portability problem in printf format
9449 2009-06-09 Martin Jambor <mjambor@suse.cz>
9451 PR tree-optimization/40351
9452 * tree-sra.c (propagate_subacesses_accross_link): Check that a
9453 refrence to a potential artifical subaccess can be constructed.
9455 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
9457 * config/sh/sh-protos.h (sh_optimization_options): Declare.
9458 (sh_override_options): Likewise.
9459 * config/sh/sh.c: Include params.h.
9460 (sh_optimization_options): New.
9461 (sh_override_options): Likewise.
9462 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
9463 (OVERRIDE_OPTIONS): Use sh_override_options.
9465 2009-06-08 Jakub Jelinek <jakub@redhat.com>
9467 * dwarf2out.c (emit_cfa_remember): New variable.
9468 (add_fde_cfi): If emit_cfa_remember, recurse to add
9469 DW_CFA_remember_state first.
9470 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
9471 instead just set emit_cfa_remember.
9473 2009-06-08 Jan Hubicka <jh@suse.cz>
9476 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
9478 2009-06-08 Jan Hubicka <jh@suse.cz>
9481 * cgraphunit.c (save_inline_function_body): Do not copy transform
9482 hooks for saved inline bodies.
9483 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
9486 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
9488 * jump.c (returnjump_p): Handle delayed branches. Add missing
9491 2009-06-08 Jan Hubicka <jh@suse.cz>
9494 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
9495 original node might've been modified.
9496 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
9498 2009-06-08 Jakub Jelinek <jakub@redhat.com>
9500 * tree-object-size.c (addr_object_size): Add OSI argument.
9501 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
9502 (compute_builtin_object_size, expr_object_size): Adjust callers.
9503 (plus_stmt_object_size): Call addr_object_size instead of
9504 compute_builtin_object_size.
9506 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
9507 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9509 * tree-ssa-loop-prefetch.c
9510 (gather_memory_references): Introduced a counter for the number of
9512 (anything_to_prefetch_p): Introduced a counter for the number of
9514 (is_loop_prefetching_profitable): New function with a cost model
9516 (loop_prefetch_arrays): Use the new cost model to determine if
9517 prefetching is profitable.
9518 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
9519 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9520 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
9521 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9522 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
9523 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9525 2009-06-08 Michael Matz <matz@suse.de>
9528 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
9529 partitions use the same.
9530 (expand_one_var): Deal with DECL_RTL sometimes begin set also
9531 for basevars of SSA_NAMEs.
9532 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
9533 to not expand them twice.
9534 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
9537 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
9539 * common.opt (fcompare-debug=, fcompare-debug-second): New.
9540 (fdump-final-insns=, gtoggle): New.
9541 * doc/invoke.texi: Document them.
9542 * final.c (rest_of_clean_state): Dump final insn stream.
9543 * gcc.c (invoke_as): Hook in -fcompare-debug.
9544 (static_spec_functions): Add compare-debug-dump-opt,
9545 compare-debug-self-opt and compare-debug-auxbase-opt.
9546 (compare_debug, compare_debug_second, compare_debug_opt): New.
9547 (switches_debug_check, n_switches_debug_check): New.
9548 (debug_auxbase_opt, debug_check_temp_file): New.
9549 (process_command): Handle -fno-compare-debug, -fcompare-debug and
9551 (do_self_spec): Handle arguments after switches.
9552 (do_spec_1): Add .gk extension to temp file basenames for compare.
9553 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
9554 (cc1_options): Use it instead of normal auxbase computation for
9555 the second compare-debug compilation.
9556 (compare_files): New.
9557 (main): Set up and implement compare debug mode.
9558 (compare_debug_dump_opt_spec_function): New.
9559 (compare_debug_self_opt_spec_function): New.
9560 (compare_debug_auxbase_opt_spec_function): New.
9561 * toplev.c (process_options): Handle flag_gtoggle,
9562 flag_dump_final_insns.
9563 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
9564 during -fcompare-debug-second compilation.
9566 2009-06-07 Ian Lance Taylor <iant@google.com>
9568 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
9569 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
9571 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
9572 with no default node. Change warning with %H to warning_at.
9573 Don't clear warn_switch around case checking.
9574 * doc/invoke.texi (Warning Options): Clarify distinction between
9575 -Wswitch and -Wswitch-enum.
9577 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9579 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
9581 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9583 * gbl-ctors.h: Add header guard.
9585 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9587 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
9588 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
9589 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
9590 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
9591 prototypes for removed functions.
9592 (expressions_equal_p): Move to ...
9593 * tree-ssa-sccvn.h: ... here and ...
9594 * matrix-reorg.c: ... adjust includes.
9596 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9598 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
9600 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9602 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
9603 (finish_function): Remove erroneous whitespace.
9605 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9607 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
9608 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
9610 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9612 * errors.c (internal_error): Commentary typo fix.
9613 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
9614 * tree-ssa-pre.c: Ditto.
9616 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9618 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
9619 them is supposed to hold actual statements.
9621 2009-06-06 Ian Lance Taylor <iant@google.com>
9623 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
9624 empty statements can now have attributes.
9626 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
9628 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
9629 * config/mips/mips.md: Ditto.
9631 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
9633 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
9635 (__eabi_uconvert): Likewise.
9637 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
9639 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
9640 CFI_* definitions with IN_GCC.
9642 2009-06-05 David Edelsohn <edelsohn@gnu.org>
9644 * xcoffout.h (xcoffout_source_line): Update prototype.
9646 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9648 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
9649 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
9651 2009-06-05 Jakub Jelinek <jakub@redhat.com>
9654 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
9655 inlined_function_outer_scope_p blocks for artificial inlines
9657 * tree.c (tree_nonartificial_location): Rewrite using
9658 block_nonartificial_location.
9660 2009-06-05 Revital Eres <eres@il.ibm.com>
9661 Leehod Baruch <leehod@il.ibm.com>
9663 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
9664 (expand_expr_real_1): Remove comment.
9665 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
9666 Vectorize misaligned access when the target supports it.
9667 (vect_supportable_dr_alignment): Check for unaligned access support.
9668 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
9671 2009-06-05 Julian Brown <julian@codesourcery.com>
9673 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
9674 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
9676 2009-06-05 Richard Guenther <rguenther@suse.de>
9679 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
9682 2009-06-05 Jakub Jelinek <jakub@redhat.com>
9684 * config/s390/s390.c (global_not_special_regno_p): New static inline.
9685 (save_gprs): Don't tell unwinder when a global register is saved.
9686 (s390_emit_epilogue): Emit needed epilogue unwind info.
9688 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
9690 * dwarf2out.c (deferred_asm_name): New.
9691 (add_name_and_src_coords_attributes): Defer creation of
9692 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
9694 (move_linkage_attr): New.
9695 (dwarf2out_finish): Revisit deferrals and emit attributes at the
9698 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
9700 * tree-nested.c (finalize_nesting_tree_1): Declare the
9701 frame_decl in the binding tree.
9703 2009-06-04 Cary Coutant <ccoutant@google.com>
9705 * basic-block.h (struct basic_block_def): Add discriminator field.
9706 * dbxout.c (dbxout_source_line): Add new parameter. Change all
9708 * debug.c (do_nothing_debug_hooks): Add additional entry.
9709 (debug_nothing_int_charstar_int): New function.
9710 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
9711 (debug_nothing_int_charstar_int): New declaration.
9712 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
9713 discriminator value in .loc directive.
9714 * final.c (last_discriminator): New variable.
9715 (discriminator): New variable.
9716 (final_start_function): Initialize above variables, pass current
9717 discriminator to debug hook.
9718 (notice_source_line): Check for discriminator change.
9719 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
9720 * sdbout.c (sdbout_source_line): New parameter.
9721 * tree-cfg.c (struct locus_discrim_map): New structure type.
9722 (discriminator_per_locus): New hash table.
9723 (build_gimple_cfg): Allocate and free discriminator hash table.
9724 (make_edges): Call assign_discriminator.
9725 (locus_map_hash): New function.
9726 (locus_map_eq): New function.
9727 (next_discriminator_for_locus): New function.
9728 (same_line_p): New function.
9729 (assign_discriminator): New function.
9730 (make_cond_expr_edges): Call assign_discriminator.
9731 (make_gimple_switch_edges): Likewise.
9732 (first_non_label_stmt): New function.
9733 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
9735 * xcoffout.c (xcoffout_source_line): Add new parameter.
9737 * configure.ac (gcc_cv_as_discriminator): New configury check for
9738 gas support for discriminator.
9739 * configure: Regenerate.
9740 * config.in: Regenerate.
9742 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9744 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
9745 val after checking for integers.
9747 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
9749 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
9751 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
9752 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
9753 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
9754 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
9755 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
9756 X64_SSE_REGPARM_MAX.
9757 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
9758 X64_SSE_REGPARM_MAX.
9760 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
9762 * gcc.c (report_times_to_file): New.
9763 (execute): Implement it.
9764 (process_command): Support -time=.
9765 * doc/invoke.texi: Document it.
9767 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
9769 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
9770 that have value exprs.
9772 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
9774 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
9775 declarations for constants until...
9776 (dw2_output_indirect_constant_1): ... this point.
9778 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
9781 * arm.md (arm_addsi3): Don't try to split an add with an
9782 eliminable register until after reload has completed.
9784 2009-06-03 Ian Lance Taylor <iant@google.com>
9786 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
9787 * genattrtab.c (write_length_unit_log): Likewise.
9788 * genchecksum.c (dosum): Likewise.
9789 * gengtype.c (write_rtx_next): Likewise.
9790 (finish_root_table, write_roots): Likewise.
9791 * gimple.c (gimple_ops_offset_): Likewise.
9792 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
9793 * config/arc/arc.c (arc_attribute_table): Likewise.
9794 * config/arm/arm.c (arm_attribute_table): Likewise.
9795 * config/avr/avr.c (avr_attribute_table): Likewise.
9796 * config/crx/crx.c (crx_attribute_table): Likewise.
9797 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
9798 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
9799 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
9800 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
9801 * config/sh/sh.c (sh_attribute_table): Likewise.
9802 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
9803 * config/spu/spu.c (spu_attribute_table): Likewise.
9804 * config/v850/v850.c (v850_attribute_table): Likewise.
9806 * config/alpha/alpha.c (vms_attribute_table): Make static.
9807 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
9808 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
9809 * config/mips/mips.c (mips_attribute_table): Likewise.
9811 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
9813 (cc1-checksum.o): Likewise.
9815 2009-06-03 Steve Ellcey <sje@cup.hp.com>
9817 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
9819 2009-06-03 Jakub Jelinek <jakub@redhat.com>
9821 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
9822 insn if it is changing sp. Use gen_add3_insn instead of
9823 conditionally gen_addsi3 and gen_adddi3.
9824 (offset_below_red_zone_p): New static inline function.
9825 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
9826 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
9827 * config/rs6000/ppc-asm.h: Include auto-host.h.
9828 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
9829 CFI_RESTORE): Define.
9830 * config/rs6000/crtresxgpr.asm: Add unwind info.
9831 * config/rs6000/crtresxfpr.asm: Likewise.
9832 * config/rs6000/crtresgpr.asm: Likewise.
9833 * config/rs6000/crtresfpr.asm: Likewise.
9834 * config/rs6000/crtsavgpr.asm: Likewise.
9835 * config/rs6000/crtsavfpr.asm: Likewise.
9837 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
9838 argument of DWARF2_FRAME_REG_OUT macros.
9840 2009-06-03 Julian Brown <julian@codesourcery.com>
9842 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
9843 words or less (including TImode) in core registers.
9845 2009-06-03 Richard Guenther <rguenther@suse.de>
9848 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
9850 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
9852 * statistics.c (statistics_counter_event): Do not record event
9853 in pass dump if its number == -1.
9854 (curr_statistics_hash): Add assert that we never get passes
9855 with static number == -1.
9857 2009-06-03 Richard Guenther <rguenther@suse.de>
9858 Andrey Belevantsev <abel@ispras.ru>
9860 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
9861 non-BLKmode arrays addressable.
9863 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
9865 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
9866 * config/m68k/m68k.h: ... here.
9867 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
9870 2009-06-03 Martin Jambor <mjambor@suse.cz>
9872 PR tree-optimization/40323
9873 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
9876 2009-06-03 Richard Guenther <rguenther@suse.de>
9878 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
9881 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
9883 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
9884 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
9885 JUMP_TABLE_DATA_P where applicable.
9886 * config/sh/sh.c: Ditto.
9887 * config/sh/sh.h: Ditto.
9888 * config/sh/sh.md: Ditto.
9889 * config/sh/symbian.c: Ditto.
9891 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
9893 * config/i386/driver-i386.c (describe_cache): Optimize
9894 concatenation of strings. Use snprintf instead of sprintf.
9895 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
9896 target when not compiling with GCC.
9898 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
9900 * config/sh/sh.c: Revert last change.
9901 (sh_expand_epilogue): Emit a blockage insn before the frame
9902 pointer adjustment unconditionally.
9904 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9906 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
9907 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
9908 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
9909 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
9910 to COLLECT_GCC_OPTIONS.
9912 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9914 * collect2.c (target_system_root): New variable.
9915 (main): Handle --sysroot=.
9916 (ignore_library): Strip the sysroot from the library path.
9918 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9920 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
9921 (collect2.o): Depend on collect2-aix.h.
9922 (collect2-aix.o): New rule.
9923 * collect2-aix.h: New file.
9924 * collect2-aix.c: Likewise.
9925 * collect2.c: Include collect2-aix.h. Don't undefine
9926 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
9927 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
9928 Use TARGET_AIX_VERSION instead of _AIX51.
9929 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
9930 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
9931 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
9932 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
9933 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
9935 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9937 * collect2.c (ignore_library): Avoid premature post-increment
9940 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9942 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
9943 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
9944 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
9945 CROSS_DIRECTORY_STRUCTURE too.
9946 (LINK_LIBG_SPEC): Likewise.
9947 (LIB_SPEC): Add %R to sysroot paths.
9948 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
9949 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
9950 * config/rs6000/aix51.h: As for aix43.h.
9951 * config/rs6000/aix52.h: Likewise.
9952 * config/rs6000/aix53.h: Likewise.
9953 * config/rs6000/aix61.h: Likewise.
9954 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
9955 to the beginning of sysroot paths.
9957 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9959 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
9960 INSN_LISTs that are out of the REG_NOTE range.
9962 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9964 * loop-unroll.c (struct iv_to_split): Add pointer to next.
9965 (struct var_to_expand): Likewise.
9966 (struct opt_info): Add head and tail for linked lists of the above.
9967 (analyze_insn_to_expand_var): Initialize next.
9968 (analyze_iv_to_split_insn): Likewise.
9969 (analyze_insns_in_loop): Create linked lists.
9970 (allocate_basic_variable): Simplify for use without hash table.
9971 (insert_var_expansion_initialization): Likewise, make it type-safer.
9972 (combine_var_copies_in_loop_exit): Likewise.
9973 (apply_opt_in_copies): Walk lists rather than hash tables.
9974 (release_var_copies): Simplified and inlined by hand into...
9975 (free_opt_info): ... this function.
9977 2009-06-02 Richard Guenther <rguenther@suse.de>
9979 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
9982 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9984 * cfgexpand.c (gimple_expand_cfg): Discard the source location
9985 only for builtins that are not overridden.
9987 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9989 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
9992 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9994 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
9996 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9998 * combine.c (move_deaths): Compare LUIDs within the same BB only.
10000 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10002 * common.opt (fdump-unnumbered-links): New.
10003 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
10004 * print-rtl.c (flag_dump_unnumbered_links): New.
10005 (print_rtx): Test it.
10007 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
10009 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
10010 push/pop multiple to 8-byte alignment.
10012 2009-06-01 Jakub Jelinek <jakub@redhat.com>
10014 * config/i386/i386.c (queued_cfa_restores): New static variable.
10015 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
10017 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
10018 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
10019 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
10020 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
10021 note unconditionally.
10022 (ix86_emit_restore_regs_using_mov): Likewise.
10023 (ix86_emit_restore_sse_regs_using_mov): Likewise.
10024 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
10025 it through to ix86_emit_restore_reg_using_pop.
10026 (ix86_emit_leave): Add RED_OFFSET argument. Call
10027 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
10028 instead of adding REG_CFA_OFFSET note unconditionally.
10029 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
10030 the above functions. Call ix86_add_queued_cfa_restore_notes when
10033 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
10034 force output of the label even for dwarf2out_do_cfi_asm.
10035 (add_fde_cfi): If -g2 and above and cfi might change CFA,
10036 force creation of CFI label and chain DW_CFA_set_loc jumping to it
10037 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
10039 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
10040 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
10041 dwarf2out_cfi_label callers.
10042 * tree.h (dwarf2out_cfi_label): Adjust prototype.
10043 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
10044 Adjust dwarf2out_cfi_label callers.
10045 * config/vax/vax.c (vax_output_function_prologue): Likewise.
10047 * config/i386/i386.h (struct machine_cfa_state,
10048 struct machine_function): Guard with ifndef USED_FOR_TARGET
10049 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
10052 * emutls.c (__emutls_get_address): Change arr->size to mean number
10053 of allocated arr->data entries instead of # of slots + 1.
10055 PR middle-end/40316
10056 * recog.c (peep2_reinit_state): New function.
10057 (peephole2_init_state): Use it at the end of a basic block and also
10058 when seeing a RTX_FRAME_RELATED_P insn.
10060 2009-06-01 Steve Ellcey <sje@cup.hp.com>
10062 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
10063 fixuns_truncrfdi2): New.
10064 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
10065 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
10066 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
10067 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
10068 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
10069 *recip_approx): Remove.
10070 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
10071 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
10072 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
10074 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
10077 2009-06-01 Ian Lance Taylor <iant@google.com>
10079 * attribs.c (register_attribute): Use CONST_CAST.
10080 * collect2.c (main): Use CONST_CAST2.
10081 (scan_prog_file): Likewise.
10082 * gcc.c (process_command, main): Likewise.
10083 * toplev.c (toplev_main): Likewise.
10085 * c-typeck.c (handle_warn_cast_qual): New static function,
10086 partially broken out of build_c_cast.
10087 (build_c_cast): Call handle_warn_cast_qual.
10088 * doc/invoke.texi (Warning Options): Document new effect of
10091 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
10093 * diagnostic.c (diagnostic_build_prefix): Always print columns.
10094 (diagnostic_report_current_module): Print columns.
10095 * common.opt (flag_show_column): Enable by default.
10097 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
10099 * alias.c (find_base_term): Check for NULL term before returning.
10101 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10103 Revert due to PR40320:
10104 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10105 * calls.c (emit_library_call_value_1): Don't force_operand for move
10108 2009-06-01 Olivier Hainque <hainque@adacore.com>
10109 Eric Botcazou <ebotcazou@adacore.com>
10111 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
10112 to be processed as a bitfield for constructor output purposes.
10113 * output.h (initializer_constant_valid_for_bitfield_p): Declare
10115 * varasm.c (oc_local_state): New type, output_constructor
10116 local state to support communication with helpers.
10117 (oc_outer_state): New type, output_constructor outer state of
10118 relevance in recursive calls.
10119 (output_constructor_array_range): New output_constructor helper,
10120 extracted code for an array range element.
10121 (output_constructor_regular_field): New output_constructor helper,
10122 extracted code for an element that is not a bitfield.
10123 (output_constructor_bitfield): New output_constructor helper,
10124 extracted code for a bitfield element. Accept an OUTER state
10125 argument for recursive processing. Recurse on record or array
10126 CONSTRUCTOR values, possibly past noop conversions.
10127 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
10128 VALUE is a valid constant-valued expression for use in a static
10129 bit-field initializer.
10130 (output_constructor): Rework to use helpers. Accept and honor an
10131 OUTER state argument for recursive calls. Return total size. Be
10132 prepared for nested constructors initializing bitfields.
10133 (output_constant): Feed OUTER in calls to output_constructor.
10135 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10137 * calls.c (emit_library_call_value_1): Don't force_operand for move
10140 2009-06-01 Nick Clifton <nickc@redhat.com>
10142 * doc/invoke.texi (IA-64 Options): Fix typo.
10144 2009-06-01 Ira Rosen <irar@il.ibm.com>
10146 PR tree-optimization/39129
10147 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
10149 (vect_do_peeling_for_loop_bound): Use
10150 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
10151 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
10152 (vect_loop_versioning): Likewise.
10153 (vect_create_cond_for_alias_checks): Fix indentation.
10154 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
10156 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
10157 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
10158 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
10159 "control flow in loop".
10160 (vect_estimate_min_profitable_iters): Use
10161 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
10162 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
10163 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
10164 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
10165 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
10166 statement belongs to a group of strided accesses with the exact code
10168 (vectorizable_load): Likewise.
10169 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
10170 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
10172 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
10174 * config/freebsd-stdint.h: New file.
10175 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
10176 Add freebsd-stdint.h to tm_file.
10178 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
10180 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
10181 (thumb2_extendhidi2): Likewise.
10183 2009-05-31 Ian Lance Taylor <iant@google.com>
10185 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
10187 2009-05-31 Ian Lance Taylor <iant@google.com>
10189 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
10190 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
10191 (ipa-reference.o): Depend upon gt-ipa-reference.h.
10193 2009-05-31 Jason Merrill <jason@redhat.com>
10195 * tree-pretty-print.c (print_call_name): Take the callee, not the
10196 call itself. Make non-static. Use dump_function_name for functions.
10197 (dump_generic_node): Adjust.
10198 * diagnostic.h: Declare print_call_name.
10199 * gimple-pretty-print.c (dump_gimple_call): Use it.
10201 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
10203 * config/sh/sh.md (ashldi3_std): New define_expand.
10206 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
10209 * config/sh/sh.c: Include debug.h.
10210 (sh_expand_epilogue): Emit a blockage insn before the frame
10211 pointer adjustment also when dwarf2out_do_frame returns true.
10213 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
10215 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
10216 (thumb2_extendqidi2): New pattern.
10218 2009-05-31 Ira Rosen <irar@il.ibm.com>
10220 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
10221 mark phis for renaming.
10222 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
10223 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
10224 Call mark_sym_for_renaming.
10225 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
10226 * tree-vect-loop.c (vect_transform_loop): Remove
10227 vect_memsyms_to_rename initialization and a call to
10228 mark_set_for_renaming.
10230 2009-05-31 Jakub Jelinek <jakub@redhat.com>
10232 PR middle-end/40304
10233 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
10234 frame related even if !set_cfa && style < 0.
10236 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
10238 * config/i386/mingw-tls.c: New file.
10239 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
10240 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
10241 defining _WIN32 but not __CYGWIN__.
10243 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10245 * configure.ac: Add MPC support.
10247 * config.in, configure: Regenerate.
10249 2009-05-29 Richard Henderson <rth@redhat.com>
10251 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
10252 NOTE_INSN_BASIC_BLOCK.
10253 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
10254 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
10255 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
10257 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
10259 (add_cfi): Disable check redefining cfa away from drap.
10260 (lookup_cfa_1): Add remember argument; handle remember/restore.
10261 (lookup_cfa): Pass remember argument.
10262 (cfa_remember): New.
10263 (compute_barrier_args_size_1): Remove sibcall check.
10264 (dwarf2out_frame_debug_def_cfa): New.
10265 (dwarf2out_frame_debug_adjust_cfa): New.
10266 (dwarf2out_frame_debug_cfa_offset): New.
10267 (dwarf2out_frame_debug_cfa_register): New.
10268 (dwarf2out_frame_debug_cfa_restore): New.
10269 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
10270 (dwarf2out_begin_epilogue): New.
10271 (dwarf2out_frame_debug_restore_state): New.
10272 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
10273 DW_CFA_restore_state.
10274 (output_cfi_directive): Likewise.
10275 (convert_cfa_to_fb_loc_list): Likewise.
10276 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
10277 * dwarf2out.h: Update.
10278 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
10279 (copy_insn_1): Early out for null.
10280 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
10281 and dwarf2out_frame_debug_restore_state.
10282 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
10283 (prologue_insn_hash, epilogue_insn_hash): New.
10284 (free_after_compilation): Adjust freeing accordingly.
10285 (record_insns): Create hash table if needed; push insns into
10286 hash instead of array.
10287 (maybe_copy_epilogue_insn): New.
10288 (contains): Search hash table instead of array.
10289 (sibcall_epilogue_contains): Remove.
10290 (thread_prologue_and_epilogue_insns): Split eh_return insns
10291 and mark them as epilogues.
10292 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
10293 scanning in terms of basic blocks.
10294 * insn-notes.def (CFA_RESTORE_STATE): New.
10295 * jump.c (returnjump_p_1): Accept EH_RETURN.
10296 (eh_returnjump_p_1, eh_returnjump_p): New.
10297 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
10298 CFA_REGISTER, CFA_RESTORE): New.
10299 * rtl.def (EH_RETURN): New.
10300 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
10302 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
10303 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
10305 * config/i386/i386.c (gen_push): Update cfa state.
10306 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
10307 add a CFA_ADJUST_CFA note.
10308 (ix86_dwarf_handle_frame_unspec): Remove.
10309 (ix86_expand_prologue): Update cfa state.
10310 (ix86_emit_restore_reg_using_pop): New.
10311 (ix86_emit_restore_regs_using_pop): New.
10312 (ix86_emit_leave): New.
10313 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
10314 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
10315 * config/i386/i386.h (struct machine_cfa_state): New.
10316 (ix86_cfa_state): New.
10317 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
10318 (eh_return_internal): Merge from eh_return_<mode>,
10319 use eh_return rtx, split w/ epilogue.
10321 2009-05-29 Ian Lance Taylor <iant@google.com>
10323 * builtins.c (validate_gimple_arglist): Don't use va_arg with
10325 * calls.c (emit_library_call_value_1): Likewise.
10327 * c-typeck.c (c_build_va_arg): New function.
10328 * c-tree.h (c_build_va_arg): Declare.
10329 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
10330 instead of build_va_arg.
10332 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
10334 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
10335 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
10336 (ptr_difference_cost): Use affine combinations to compute it.
10337 (difference_cost): Likewise.
10338 (get_computation_cost_at): Compute more accurate cost for addresses
10339 if the ratio is a multiplier allowed in addresses.
10340 For non-addresses, consider that an additional offset or symbol is
10343 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10345 * config/i386/i386.c (ix86_decompose_address): Avoid useless
10346 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
10348 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
10349 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
10350 (prefix_rex): For UNIT_MMX don't imply the prefix by default
10352 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
10353 to 1 for TYPE_SSE{IADD1,CVT1}.
10354 (prefix_vex_imm8): Removed.
10355 (length_vex): Only pass 1 as second argument to
10356 ix86_attr_length_vex_default if prefix_extra is 0.
10357 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
10358 (length): For prefix vex computation use length_immediate
10359 attribute instead of prefix_vex_imm8.
10360 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
10361 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
10362 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
10363 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
10364 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
10365 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
10366 a space in between the operands.
10367 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
10368 if one operand is 0xff and the other one si, di, bp or sp.
10369 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
10370 other one si, di, bp or sp.
10371 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
10372 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
10373 type and mode attributes.
10374 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
10375 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
10376 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
10377 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
10378 prefix_data16 attribute iff MODE_DF.
10379 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
10380 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
10381 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
10382 constm128_operand in length_immediate computation.
10383 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
10384 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
10385 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
10386 length_immediate attribute to 1.
10387 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
10388 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
10389 for certain alternatives.
10390 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
10391 prefix_data16 attribute if MODE_V1DF.
10392 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
10393 length_immediate to 1.
10394 (set_got_rex64, set_rip_rex64): Remove length attribute, set
10395 length_address to 4, set mode attribute to MODE_DI.
10396 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
10397 (fxam<mode>2_i387): Set length attribute to 4.
10398 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
10399 *prefetch_3dnow_rex): Override length_address attribute.
10400 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
10402 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
10403 (constm128_operand): Removed.
10404 * config/i386/i386.c (memory_address_length): For
10405 disp && !index && !base in 64-bit mode account for SIB byte if
10406 print_operand_address can't optimize disp32 into disp32(%rip)
10407 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
10408 for fs: or gs: segment.
10409 (ix86_attr_length_immediate_default): When checking if shortform
10410 is possible, truncate immediate to the length of the non-shortened
10412 (ix86_attr_length_address_default): Ignore MEM_P operands
10414 (ix86_attr_length_vex_default): Only check for DImode on
10415 GENERAL_REG_P operands.
10416 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
10417 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
10418 (sse_cvttps2pi): Clear prefix_rep attribute.
10419 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
10421 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
10422 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
10423 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
10424 iff operand 2 is const_int_operand.
10425 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
10426 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
10427 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
10429 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
10431 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
10432 prefix_data16 attribute for movlpd and movhpd instructions.
10433 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
10434 length_immediate for shufpd instruction.
10435 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
10436 (avx_cmpp<avxmodesuffixf2c><mode>3,
10437 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
10438 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
10439 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
10440 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
10441 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
10442 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
10443 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
10444 prefix_data16 attribute for the first alternative to 1.
10445 (*avx_loadlps): Override length_immediate for the first alternative.
10446 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
10447 attributes for second alternative.
10448 (*vec_concatv2sf_sse4_1): Override length_immediate and
10449 prefix_data16 attributes for second alternative.
10450 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
10451 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
10452 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
10453 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
10454 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
10455 prefix_data16 and length_immediate to 1.
10456 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
10458 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
10459 prefix_extra attribute for variants that don't have 0f prefix alone.
10460 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
10461 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
10462 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
10463 *sse4_1_pextrd): Set length_immediate to 1.
10464 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
10465 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
10467 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
10468 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
10469 length_immediate to 1 for second alternative.
10470 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
10471 prefix_extra and length_immediate attributes for the first
10473 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
10475 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
10476 to 1 for the first and third alternative.
10477 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
10479 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
10481 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
10483 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
10484 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
10485 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
10486 *avx_psign<mode>3): Set prefix_extra attribute to 1.
10487 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
10488 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
10489 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
10490 ssse3_psign<mode>3): Override prefix_rex attribute.
10491 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
10492 (ssse3_palignrti): Override length_immediate to 1.
10493 (ssse3_palignrdi): Override length_immediate to 1, override
10494 prefix_rex attribute.
10495 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
10496 (sse4a_extrqi): Override length_immediate to 2.
10497 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
10498 (sse4a_insertq): Override prefix_data16 to 0.
10499 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
10500 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
10501 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
10502 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
10503 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
10504 and length_immediate to 1.
10505 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
10506 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
10507 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
10508 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
10509 and length_immediate to 1.
10510 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
10511 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
10512 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
10513 avx_ptest256): Override prefix_extra to 1.
10514 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
10515 Override prefix_data16 and length_immediate to 1.
10516 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
10517 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
10518 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
10519 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
10520 prefix_data16 to 0 and prefix_extra to 2.
10521 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
10522 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
10524 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
10525 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
10526 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
10527 and prefix_extra to 2.
10528 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
10529 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
10530 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
10531 avx_vpermilvar<mode>3,
10532 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
10533 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
10534 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
10535 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
10536 Override prefix_extra to 1.
10537 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
10538 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
10539 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
10540 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
10541 prefix_extra and length_immediate to 1.
10542 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
10544 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
10545 to 1 for the first alternative.
10546 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
10547 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
10549 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
10550 *movv2sf_internal_avx, *movv2sf_internal): Override
10551 prefix_rep attribute for certain alternatives.
10552 (*mov<mode>_internal): Override prefix_rep or prefix_data16
10553 attributes for certain alternatives.
10554 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
10555 attributes for certain alternatives.
10556 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
10557 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
10558 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
10559 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
10560 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
10561 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
10562 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
10563 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
10564 length_immediate to 1 if operand 2 is const_int_operand.
10565 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
10566 *vec_extractv2si_1): Set length_immediate attribute to 1.
10567 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
10568 using old 3DNOW insn rather than SSE/3DNOW_A.
10569 (mmx_emms, mmx_femms): Clear modrm attribute.
10571 2009-05-29 Martin Jambor <mjambor@suse.cz>
10573 * tree-sra.c: New implementation of SRA.
10575 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
10576 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
10577 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
10578 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
10579 (SRA_MAX_STRUCTURE_COUNT): Removed.
10580 (SRA_FIELD_STRUCTURE_RATIO): Removed.
10581 * doc/invoke.texi (sra-max-structure-size): Removed.
10582 (sra-field-structure-ratio): Removed.
10584 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10586 PR middle-end/40291
10587 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
10590 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
10592 PR rtl-optimization/40101
10593 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
10594 seqno. Adjust comment.
10595 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
10596 inserting bookkeeping before a jump, the jump is not scheduled.
10597 When no positive seqno found, provide a value. Add comment.
10599 2009-05-29 Richard Guenther <rguenther@suse.de>
10601 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
10602 short-cutting on the first component.
10604 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10606 PR middle-end/39958
10607 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
10608 for trees other than decls/types.
10610 2009-05-29 Richard Guenther <rguenther@suse.de>
10612 * tree-ssa-operands.c (get_expr_operands): Do not handle
10613 INDIRECT_REFs in the handled-component case. Remove
10614 unused get_ref_base_and_extent case.
10615 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
10616 tree_low_cst and host_integerp where possible.
10617 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
10618 codes for equivalence.
10619 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
10621 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
10623 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
10624 to tmake_file for i[34567]86-*-cygwin*.
10626 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10629 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
10630 (altivec_categorize_keyword, init_vector_keywords,
10631 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
10634 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
10636 * tree.c (handle_dll_attribute): Check if node is
10637 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
10639 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
10641 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
10643 (thumb2_zero_extendqidi2): Likewise.
10645 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
10647 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
10648 instead of gen_movrt.
10649 * config/sh/sh.md (movrt): Remove.
10651 2009-05-28 Steve Ellcey <sje@cup.hp.com>
10653 * doc/invoke.texi (IA-64 Options):
10654 Add -msdata, -mfused-madd, -mno-inline-float-divide,
10655 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
10656 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
10657 -msched-prefer-non-control-spec-insns,
10658 -msched-stop-bits-after-every-cycle,
10659 -msched-count-spec-in-critical-path,
10660 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
10661 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
10662 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
10663 and -msched-spec-verbose.
10665 2009-05-28 Joseph Myers <joseph@codesourcery.com>
10667 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
10668 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
10670 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
10672 2009-05-28 Richard Guenther <rguenther@suse.de>
10674 * tree-ssa-alias.c (ao_ref_init): New function.
10675 (ao_ref_base): Likewise.
10676 (ao_ref_base_alias_set): Likewise.
10677 (ao_ref_alias_set): Likewise.
10678 (refs_may_alias_p_1): Change signature.
10679 (refs_may_alias_p): Adjust.
10680 (refs_anti_dependent_p): Likewise.
10681 (refs_output_dependent_p): Likewise.
10682 (call_may_clobber_ref_p_1): Change signature.
10683 (call_may_clobber_ref_p): Adjust.
10684 (stmt_may_clobber_ref_p_1): New function split out from ...
10685 (stmt_may_clobber_ref_p): ... here.
10686 (maybe_skip_until): Adjust signature.
10687 (get_continuation_for_phi): Likewise.
10688 (walk_non_aliased_vuses): Likewise.
10689 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
10690 (ao_ref_init): Declare.
10691 (ao_ref_base): Likewise.
10692 (ao_ref_alias_set): Likewise.
10693 (stmt_may_clobber_ref_p_1): Likewise.
10694 (walk_non_aliased_vuses): Adjust.
10695 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
10696 (get_ref_from_reference_ops): remove.
10697 (vn_reference_lookup_2): Adjust signature.
10698 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
10699 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
10700 (vn_reference_lookup): Adjust.
10701 (vn_reference_insert): Likewise.
10702 (vn_reference_insert_pieces): Adjust signature.
10703 (visit_reference_op_call): Adjust.
10704 * tree-ssa-pre.c (get_expr_type): Simplify.
10705 (phi_translate_1): Adjust.
10706 (compute_avail): Likewise.
10707 (translate_vuse_through_block): Do not re-build trees.
10708 (value_dies_in_block_x): Likewise.
10709 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
10711 (vn_reference_lookup_pieces): Adjust declaration.
10712 (vn_reference_insert_pieces): Likewise.
10714 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
10716 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
10717 with checking disabled.
10719 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
10723 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
10724 macro definition for support of three-operand format aligned
10725 .comm directive in assembler on cygwin/pe/mingw target OS.
10726 * configure: Regenerate.
10727 * config.h: Regenerate.
10729 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
10730 aligned form of .comm directive if -mpe-aligned-commons is in effect.
10731 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
10733 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
10734 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
10736 2009-05-28 Ira Rosen <irar@il.ibm.com>
10738 PR tree-optimization/40254
10739 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
10740 in analysis of basic blocks.
10742 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
10744 PR middle-end/33699
10745 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
10746 * target-def.h (TARGET_CONST_ANCHOR): New macro.
10747 (TARGET_INITIALIZER): Use it.
10748 * cse.c (CHEAPER): Move it up to the other macros.
10749 (insert): Rename this ...
10750 (insert_with_costs): ... to this. Add cost parameters. Update
10752 (insert): New function. Call insert_with_costs.
10753 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
10754 find_reg_offset_for_const, try_const_anchors): New functions.
10755 (cse_insn): Call try_const_anchors. Adjust cost of src_related
10756 when using a const-anchor. Call insert_const_anchors.
10757 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
10758 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
10760 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
10762 * tree-inline.c (remap_decls): Enable nonlocalized variables
10763 when not optimizing.
10765 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
10767 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
10768 Simplify other tests involving optimize.
10770 2009-05-27 Tom Tromey <tromey@redhat.com>
10772 * unwind-dw2.c (_Unwind_DebugHook): New function.
10773 (uw_install_context): Call _Unwind_DebugHook.
10775 2009-05-27 Tom Tromey <tromey@redhat.com>
10777 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
10779 2009-05-27 Ian Lance Taylor <iant@google.com>
10781 * Makefile.in (LINKER, LINKER_FLAGS): Define.
10782 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
10783 (ALL_LINKERFLAGS): Define.
10784 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
10785 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
10786 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
10787 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
10788 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
10789 $(LINKER_FOR_BUILD).
10790 (build/gcov-iov$(build_exeext)): Likewise.
10792 2009-05-27 Julian Brown <julian@codesourcery.com>
10794 * gcse.c (target.h): Include.
10795 (can_assign_to_reg_without_clobbers_p): Check that the target allows
10796 copy of argument to a pseudo register.
10798 2009-05-27 Diego Novillo <dnovillo@google.com>
10800 * tree-ssa-live.c (dump_scope_block): Document arguments.
10801 (dump_scope_blocks): Document.
10802 (debug_scope_blocks): New.
10803 * tree-flow.h (debug_scope_blocks): Declare.
10805 2009-05-21 Denis Chertykov <denisc@overta.ru>
10807 * doc/contrib.texi (Contributors): Add myself to the list.
10809 2009-05-27 Olivier Hainque <hainque@adacore.com>
10811 * expr.c (target_align): New function. Alignment the TARGET of an
10812 assignment may be assume to have.
10813 (highest_pow2_factor_for_target): Use it instead of relying on
10814 immediate tree attributes of TARGET, not necessarily honored when
10815 intermediate bitfields are involved.
10817 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
10820 * config/i386/driver-i386.c (host_detect_local_cpu): Support
10821 AVX, SSE4, AES, PCLMUL and POPCNT.
10823 2009-05-27 Diego Novillo <dnovillo@google.com>
10825 * tree-pretty-print.c (dump_location): New.
10826 (dump_generic_node): Call it.
10827 Factor code to handle BLOCK nodes ...
10828 (dump_block_node): ... here.
10830 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
10832 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
10834 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
10836 * gcc-plugin.h: Include config.h and system.h.
10837 (IN_GCC): Define if not defined.
10839 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
10841 PR middle-end/40249
10842 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
10845 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
10847 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
10849 * config/m32r/m32r.h: Ditto.
10850 * config/m32r/m32r.md: Ditto.
10851 * config/m32r/predicates.md: Ditto.
10853 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
10855 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
10857 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
10860 (Loading plugins): typo.
10861 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
10862 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
10863 (Interacting with the GCC Garbage Collector): Added new section.
10864 (Giving information about a plugin): Added new section for
10866 * ggc.h (ggc_register_root_tab): Added declaration.
10867 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
10868 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
10869 (register_callback): Improved comment in declaration.
10870 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
10871 (extra_root_vec) Added static variable for dynamic roots registration.
10872 (ggc_register_root_tab) Added new routine.
10873 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
10874 PLUGIN_GGC_MARKING event.
10875 * ggc-zone.c: Include plugin.h.
10876 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
10877 * ggc-page.c: Include plugin.h.
10878 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
10879 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
10880 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
10881 (register_callback): check lack of callbacks for
10882 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
10883 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
10884 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
10885 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
10886 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
10887 dependency on plugin.h.
10888 (plugin.o): Added dependency on ggc.h...
10890 2009-05-26 Richard Guenther <rguenther@suse.de>
10892 PR middle-end/40248
10894 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
10895 with mismatched comparison modes.
10897 * expr.c (expand_expr_real_1): Expand the operand of a
10898 VIEW_CONVERT_EXPR in its natural mode.
10900 2009-05-26 Ian Lance Taylor <iant@google.com>
10902 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
10903 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
10904 (ALL_COMPILERFLAGS): Define.
10905 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
10906 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
10907 (collect2$(exeext), collect2.o): Likewise.
10908 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
10909 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
10910 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
10911 (libbackend.o, intl.o, cppdefault.o): Likewise.
10912 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
10913 (build/%.o): Use $(COMPILER_FOR_BUILD).
10914 (build/gen%$(build_exeext)): Likewise.
10915 (build/gcov-iov$(build_exeext)): LIkewise.
10916 * config/t-darwin (darwin.o): Use $(COMPILER).
10917 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
10918 * config/t-sol2 (sol2-c.o): Likewise.
10919 (sol2.o): Likewise.
10920 * config/t-vxworks (vxworks.o): Likewise.
10921 * config/x-darwin (host-darwin.o): Likewise.
10922 * config/x-hpux (host-hpux.o): Likewise.
10923 * config/x-linux (host-linux.o): Likewise.
10924 * config/x-solaris (host-solaris.o): Likewise.
10925 * config/alpha/x-alpha (driver-alpha.o): Likewise.
10926 * config/arm/t-arm (arm-c.o): Likewise.
10927 * config/arm/t-pe (pe.o): Likewise.
10928 * config/arm/t-wince-pe (pe.o): Likewise.
10929 * config/i386/t-cygming (winnt.o): Likewise.
10930 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
10931 * config/i386/t-cygwin (cygwin1.o): Likewise.
10932 (cygwin2.o): Likewise.
10933 * config/i386/t-i386 (i386-c.o): Likewise.
10934 * config/i386/t-interix (winnt.o): Likewise.
10935 * config/i386/t-netware (netware.o): Likewise.
10936 * config/i386/t-nwld (nwld.o): Likewise.
10937 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
10938 * config/i386/x-i386 (driver-i386.o): Likewise.
10939 * config/i386/x-cygwin (host-cygwin.o): Likewise.
10940 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
10941 * config/ia64/t-ia64 (ia64-c.o): Likewise.
10942 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
10943 * config/mips/x-native (driver-native.o): Likewise.
10944 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
10945 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
10946 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
10947 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
10948 * config/score/t-score-elf (score7.o): Likewise.
10949 (score3.o): Likewise.
10950 * config/sh/t-sh (sh-c.o): Likewise.
10951 * config/sh/t-symbian (sh-c.o): Likewise.
10952 (symbian.o): Likewise.
10953 * config/spu/t-spu-elf (spu-c.o): Likewise.
10954 * config/v850/t-v850 (v850-c.o): Likewise.
10955 * config/v850/t-v850e (v850-c.o): Likewise.
10957 2009-05-26 Richard Guenther <rguenther@suse.de>
10959 PR tree-optimization/40122
10960 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
10961 VECTOR_CSTs if possible.
10962 (fold_gimple_assign): Likewise.
10964 2009-05-26 Richard Guenther <rguenther@suse.de>
10966 PR middle-end/40252
10967 * fold-const.c (fold_binary): Use the correct types for building
10970 2009-05-26 Richard Guenther <rguenther@suse.de>
10972 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
10973 redundant calls to merge_alias_info.
10974 (bump_vector_ptr): Likewise.
10975 * tree-ssa-copy.c (merge_alias_info): Remove.
10976 (replace_exp_1): Remove call to merge_alias_info.
10977 (propagate_tree_value): Likewise.
10978 (fini_copy_prop): Propagate points-to info.
10979 * tree-flow.h (merge_alias_info): Remove.
10981 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
10983 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
10985 2009-05-25 Jan Hubicka <jh@suse.cz>
10987 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
10988 * cgraph.h (struct inline_summary): New filed self_wize,
10989 size_inlining_benefit, self_time and time_inlining_benefit.
10990 (struct cgraph_global_info): Replace insns by time ans size fields.
10991 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
10992 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
10993 (ipcp_update_callgraph): Do not touch function bodies.
10994 * ipa-inline.c: Include except.h
10995 (MAX_TIME): New constant.
10996 (overall_insns): Remove.
10997 (leaf_node_p): New.
10998 (overall_size, max_benefit): New static variables.
10999 (cgraph_estimate_time_after_inlining): New function.
11000 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
11001 (cgraph_clone_inlined_nodes): Update size.
11002 (cgraph_mark_inline_edge): Update size.
11003 (cgraph_estimate_growth): Use size info.
11004 (cgraph_check_inline_limits): Check size.
11005 (cgraph_default_inline_p): Likewise.
11006 (cgraph_edge_badness): Compute badness based on benefit and size cost.
11007 (cgraph_decide_recursive_inlining): Check size.
11008 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
11010 (cgraph_decide_inlining): Likewise.
11011 (cgraph_decide_inlining_incrementally): Likewise; honor
11012 PARAM_EARLY_INLINING_INSNS.
11013 (likely_eliminated_by_inlining_p): New predicate.
11014 (estimate_function_body_sizes): New function.
11015 (compute_inline_parameters): Use it.
11016 * except.c (must_not_throw_labels): New function.
11017 * except.h (must_not_throw_labels): Declare.
11018 * tree-inline.c (init_inline_once): Kill inlining_weigths
11019 * tree-ssa-structalias.c: Avoid uninitialized warning.
11020 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
11021 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
11022 (PARAM_INLINE_CALL_COST): Remove.
11023 (PARAM_EARLY_INLINING_INSNS): New.
11025 2009-05-25 Richard Guenther <rguenther@suse.de>
11027 PR tree-optimization/36327
11028 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
11029 callback for reference translation or lookup at the point of may-defs.
11030 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
11031 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
11032 for union COMPONENT_REFs.
11033 (vn_reference_lookup_3): New callback. Lookup from memset
11034 and CONSTRUCTOR assignment, translate through struct copies.
11035 (vn_reference_lookup_pieces): Make sure to not free the
11036 passed operands array. Adjust walk_non_aliased_vuses call.
11037 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
11038 make sure we do not leak memory.
11040 2009-05-25 Richard Guenther <rguenther@suse.de>
11042 * tree-ssa-alias.h (dump_points_to_solution): Declare.
11043 * tree-inline.c (expand_call_inline): Reset the escaped and
11044 callused solutions.
11045 * tree-ssa-structalias.c (pass_build_ealias): New.
11046 * tree-pass.h (pass_build_ealias): Declare.
11047 * passes.c (init_optimization_passes): Add PTA during
11048 early optimizations.
11049 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
11050 and CALLUSED solutions.
11051 (dump_points_to_solution): New function, split out from ...
11052 (dump_points_to_info_for): ... here.
11053 * tree-parloops.c (parallelize_loops): Reset the escaped and
11054 callused solutions.
11056 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11059 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
11060 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
11062 2009-05-25 Ira Rosen <irar@il.ibm.com>
11064 PR tree-optimization/40238
11065 * tree-vect-stmts.c (vect_init_vector): Insert initialization
11066 statements after basic block's labels.
11067 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
11068 to free the allocated memory.
11070 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
11072 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
11073 return address with a USE.
11075 2009-05-24 Richard Guenther <rguenther@suse.de>
11077 PR middle-end/40233
11078 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
11079 array type from the main variant of the inner type.
11081 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11083 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
11084 definition to bool (from int) to un-break build.
11085 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
11087 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
11089 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
11090 discard_stmt_changes): Delete.
11091 * tree-ssa-operands.c (scb_stack): Delete.
11092 (init_ssa_operands): Do not initialize it.
11093 (fini_ssa_operands): Do not free it.
11094 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
11096 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
11097 update_stmt, remove the others. Fix comments.
11098 * tree-dfa.c (optimize_stack_restore): Likewise.
11099 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
11100 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
11101 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
11102 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
11104 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
11105 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
11106 (dom_opt_finalize_block): Likewise, adjusting access to
11108 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
11109 (stmts_to_rescan): Change item type to gimple.
11110 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
11112 2009-05-24 Ira Rosen <irar@il.ibm.com>
11114 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
11115 * tree-pass.h (pass_slp_vectorize): New pass.
11116 * params.h (SLP_MAX_INSNS_IN_BB): Define.
11117 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
11118 * tree-vectorizer.c (timevar.h): Include.
11119 (user_vect_verbosity_level): Declare.
11120 (vect_location): Fix comment.
11121 (vect_set_verbosity_level): Update user_vect_verbosity_level
11122 instead of vect_verbosity_level.
11123 (vect_set_dump_settings): Add an argument. Ignore user defined
11124 verbosity if dump flags require higher level of verbosity. Print to
11125 stderr only for loop vectorization.
11126 (vectorize_loops): Update call to vect_set_dump_settings.
11127 (execute_vect_slp): New function.
11128 (gate_vect_slp): Likewise.
11129 (struct gimple_opt_pass pass_slp_vectorize): New.
11130 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
11131 access its members.
11132 (vec_info_for_bb): New function.
11133 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
11134 (VECTORIZATION_ENABLED): New macro.
11135 (SLP_ENABLED, SLP_DISABLED): Likewise.
11136 (vect_is_simple_use): Add bb_vec_info argument.
11137 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
11138 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
11139 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
11140 vect_schedule_slp, vect_analyze_slp): Likewise.
11141 (vect_analyze_stmt): Add slp_tree argument.
11142 (find_bb_location): Declare.
11143 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11144 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
11145 (vect_analyze_loop_operations, vect_analyze_loop,
11146 get_initial_def_for_induction, vect_create_epilog_for_reduction,
11147 vect_finalize_reduction, vectorizable_reduction,
11148 vectorizable_live_operation, vect_transform_loop): Likewise.
11149 * tree-data-ref.c (dr_analyze_innermost): Update comment,
11150 skip evolution analysis if analyzing a basic block.
11151 (dr_analyze_indices): Likewise.
11152 (initialize_data_dependence_relation): Skip the test whether the
11153 object is invariant for basic blocks.
11154 (compute_all_dependences): Skip dependence analysis for data
11155 references in basic blocks.
11156 (find_data_references_in_stmt): Don't fail in case of invariant
11157 access in basic block.
11158 (find_data_references_in_bb): New function.
11159 (find_data_references_in_loop): Move code to
11160 find_data_references_in_bb and add a call to it.
11161 (compute_data_dependences_for_bb): New function.
11162 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
11163 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
11165 (vect_analyze_data_ref_dependence): Check for interleaving in case of
11166 unknown dependence in basic block and fail in case of dependence in
11168 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
11169 dependence instances from either loop or basic block vectorization
11171 (vect_compute_data_ref_alignment): Check if it is loop vectorization
11172 before calling nested_in_vect_loop_p.
11173 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
11174 dependence instances from either loop or basic block vectorization
11176 (vect_verify_datarefs_alignment): Likewise.
11177 (vect_enhance_data_refs_alignment): Adjust function calls.
11178 (vect_analyze_data_refs_alignment): Likewise.
11179 (vect_analyze_group_access): Fix printing. Skip different checks if
11180 DR_STEP is 0. Keep strided stores either in loop or basic block
11181 vectorization data structure. Fix indentation.
11182 (vect_analyze_data_ref_access): Fix comments, allow zero step in
11184 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
11185 dependence instances from either loop or basic block vectorization
11187 (vect_analyze_data_refs): Update comment. Call
11188 compute_data_dependences_for_bb to analyze basic blocks.
11189 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
11190 case of loop vectorization. In case of basic block vectorization use
11191 data-ref itself as a base.
11192 (vect_create_data_ref_ptr): In case of basic block vectorization:
11193 don't advance the pointer, add new statements before the current
11194 statement. Adjust function calls.
11195 (vect_supportable_dr_alignment): Support only aligned accesses in
11196 basic block vectorization.
11197 * common.opt (ftree-slp-vectorize): New flag.
11198 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
11199 (vect_pattern_recog_1): Likewise.
11200 * tree-vect-stmts.c (process_use): Likewise.
11201 (vect_init_vector): Add new statements in the beginning of the basic
11202 block in case of basic block SLP.
11203 (vect_get_vec_def_for_operand): Adjust function calls.
11204 (vect_finish_stmt_generation): Likewise.
11205 (vectorizable_call): Add assert that it is loop vectorization, adjust
11207 (vectorizable_conversion, vectorizable_assignment): Likewise.
11208 (vectorizable_operation): In case of basic block SLP, take
11209 vectorization factor from statement's type and skip the relevance
11210 check. Adjust function calls.
11211 (vectorizable_type_demotion): Add assert that it is loop
11212 vectorization, adjust function calls.
11213 (vectorizable_type_promotion): Likewise.
11214 (vectorizable_store): Check for outer loop only in case of loop
11215 vectorization. Adjust function calls. For basic blocks, skip the
11216 relevance check and don't advance pointers.
11217 (vectorizable_load): Likewise.
11218 (vectorizable_condition): Add assert that it is loop vectorization,
11219 adjust function calls.
11220 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
11221 that it is not reduction, get vector type, call only supported
11222 functions, skip loop specific parts.
11223 (vect_transform_stmt): Check for outer loop only in case of loop
11225 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
11226 (vect_is_simple_use): Fix comment, add new argument, fix conditions
11227 for external definition.
11228 * passes.c (pass_slp_vectorize): New pass.
11229 * tree-vect-slp.c (find_bb_location): New function.
11230 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
11231 check for patterns only in loops.
11232 (vect_build_slp_tree): Add argument, adjust function calls, fail in
11233 case of multiple types in basic block SLP.
11234 (vect_mark_slp_stmts_relevant): New function.
11235 (vect_supported_load_permutation_p): Fix comment.
11236 (vect_analyze_slp_instance): Add argument. In case of basic block
11237 SLP, take vectorization factor from statement's type, check that
11238 unrolling factor is 1. Adjust function call. Save SLP instance in
11239 either loop or basic block vectorization structure. Return FALSE,
11241 (vect_analyze_slp): Add argument. Get strided stores groups from
11242 either loop or basic block vectorization structure. Return FALSE
11243 if basic block SLP failed.
11244 (new_bb_vec_info): New function.
11245 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
11246 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
11247 (vect_schedule_slp): Add argument. Get SLP instances from either
11248 loop or basic block vectorization structure. Set vectorization factor
11249 to be 1 for basic block SLP.
11250 (vect_slp_transform_bb): New function.
11251 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
11253 2009-05-23 Mark Mitchell <mark@codesourcery.com>
11255 * final.c (shorten_branches): Do not align labels for jump tables.
11256 (final_scan_insn): Use JUMP_TABLE_DATA_P.
11258 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
11260 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
11261 Remove outdated reference to flow.c and fix nits.
11262 * doc/gccint.texi: Tweak RTL description.
11263 * doc/rtl.texi: Likewise.
11265 2009-05-23 Denis Chertykov <chertykov@gmail.com>
11267 * config/avr/avr.c: Change my email address.
11268 * config/avr/avr.h: Likewise.
11269 * config/avr/avr.md: Likewise.
11270 * config/avr/avr-protos.h: Likewise.
11271 * config/avr/libgcc.S: Likewise.
11273 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
11275 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
11276 (spu_split_load, spu_split_store): Change return type to int.
11277 (spu_split_convert): Declare.
11278 * config/spu/predicates.md (spu_mem_operand): Remove.
11279 (spu_mov_operand): Update.
11280 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
11281 * config/spu/spu.c (regno_aligned_for_load): Remove.
11282 (reg_aligned_for_addr, spu_expand_load): Define.
11283 (spu_expand_extv): Reimplement and handle MEM.
11284 (spu_expand_insv): Handle MEM.
11285 (spu_sched_reorder): Handle insn's with length 0.
11286 (spu_legitimate_address_p): Reimplement.
11287 (store_with_one_insn_p): Return TRUE for any mode with size
11288 larger than 16 bytes.
11289 (address_needs_split): Define.
11290 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
11292 (spu_convert_move): Define.
11293 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
11294 (spu_split_store): Change all MEM's to TImode.
11295 (spu_init_expanders): Preallocate registers that correspond to
11296 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
11298 (spu_split_convert): Define.
11299 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
11300 (_move<mode>, _movdi, _movti): Update predicate and condition.
11301 (load, store): Change to define_split.
11302 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
11304 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
11305 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
11306 define_insn_and_split of lshr<mode>3.
11307 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
11308 (<v>ashr<mode>3_imm): Define.
11309 (extv, extzv, insv): Allow MEM operands.
11310 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
11311 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
11312 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
11313 (_spu_convert2): Change to define_insn_and_split and remove the
11314 corresponding define_peephole2.
11315 (stack_protect_set, stack_protect_test, stack_protect_test_si):
11316 Change predicates to memory_operand.
11318 2009-05-22 Mark Mitchell <mark@codesourcery.com>
11320 * config/arm/thumb2.md: Add 16-bit multiply instructions.
11322 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11324 PR tree-optimization/40219
11325 * tree.c (iterative_hash_expr): Make sure the builtin function is
11326 a normal builtin function and not a front end or back end builtin
11327 before indexing into the built_in_decls array.
11329 2009-05-22 Richard Guenther <rguenther@suse.de>
11331 PR middle-end/38964
11332 * alias.c (write_dependence_p): Do not use TBAA for answering
11333 anti-dependence or output-dependence.
11334 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
11335 (emit_pointer_definition): Remove.
11336 (emit_alias_warning): Likewise.
11337 (find_what_var_points_to): Remove TBAA pruning code.
11338 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
11340 (compute_points_to_sets): Remove code computing the set of
11341 dereferenced pointers.
11342 * tree-data-ref.c (dr_may_alias_p): Properly use the split
11343 oracle for querying anti and output dependencies.
11344 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
11345 if TBAA may be applied.
11346 (refs_anti_dependent_p): New function.
11347 (refs_output_dependent_p): Likewise.
11348 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
11349 (refs_output_dependent_p): Likewise.
11350 * doc/tree-ssa.texi (Memory model): New section.
11351 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
11352 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
11353 * cfgexpand.c (expand_gimple_basic_block): Do not handle
11354 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
11355 * expr.c (expand_expr_real_1): Likewise.
11356 * gimple-low.c (lower_stmt): Likewise.
11357 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
11358 (dump_gimple_cdt): Remove.
11359 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
11360 (gimple_size): Likewise.
11361 (walk_gimple_op): Likewise.
11362 (is_gimple_stmt): Likewise.
11363 (walk_stmt_load_store_addr_ops): Likewise.
11364 (gimple_build_cdt): Remove.
11365 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
11366 * gimple.h (gimple_cdt_new_type): Remove.
11367 (gimple_cdt_new_type_ptr): Likewise.
11368 (gimple_cdt_set_new_type): Likewise.
11369 (gimple_cdt_location): Likewise.
11370 (gimple_cdt_location_ptr): Likewise.
11371 (gimple_cdt_set_location): Likewise.
11372 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
11373 * tree-cfg.c (remove_useless_stmts_1): Do not handle
11374 GIMPLE_CHANGE_DYNAMIC_TYPE.
11375 (verify_types_in_gimple_stmt): Likewise.
11376 * tree-inline.c (estimate_num_insns): Likewise.
11377 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
11378 (copy_decl_to_var): Likewise.
11379 (copy_result_decl_to_var): Likewise.
11380 * tree-pretty-print.c (dump_generic_node): Do not handle
11381 CHANGE_DYNAMIC_TYPE_EXPR.
11382 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
11383 * tree-ssa-operands.c (get_expr_operands): Likewise.
11384 * tree-ssa-structalias.c (struct variable_info): Remove
11385 no_tbaa_pruning member.
11386 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
11387 (unify_nodes): Do not copy it.
11388 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
11389 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
11390 (set_uids_in_ptset): Do not check it.
11391 (find_what_var_points_to): Likewise.
11392 (compute_tbaa_pruning): Remove.
11393 (compute_points_to_sets): Do not call it.
11394 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
11395 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
11396 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
11397 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
11398 (DECL_NO_TBAA_P): Likewise.
11399 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
11400 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
11401 (expand_omp_atomic_pipeline): Do not set it.
11402 * print-tree.c (print_node): Do not dump it.
11403 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
11406 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
11409 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
11412 2009-05-22 Mark Mitchell <mark@codesourcery.com>
11414 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
11417 2009-05-22 Ben Elliston <bje@au.ibm.com>
11419 * Makefile.in (bversion.h, s-bversion): New targets.
11420 (TOPLEV_H): Add bversion.h.
11421 * toplev.h: Include "bversion.h".
11422 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
11423 the __format__ attribute only if compiling with the same version
11424 of GCC as the sources (the "build version").
11426 2009-05-22 Ben Elliston <bje@au.ibm.com>
11428 * c-format.c (handle_format_attribute): Fix comment typo.
11430 2009-05-21 Steve Ellcey <sje@cup.hp.com>
11433 * config/ia64/ia64.opt (mfused-madd): New.
11434 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
11435 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
11436 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
11437 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
11438 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
11439 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
11440 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
11441 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
11442 instruction if !TARGET_FUSED_MADD.
11443 (fpma, fpms): Remove colon from name.
11445 2009-05-22 Richard Guenther <rguenther@suse.de>
11447 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
11448 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
11449 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
11451 (create_expression_by_pieces): Only convert if necessary.
11452 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
11453 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
11455 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
11457 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
11458 regular pattern from a template and rename it ...
11459 (*extzv_truncsi_exts): ... to this.
11461 2009-05-21 Richard Guenther <rguenther@suse.de>
11463 * cgraph.h (struct cgraph_node): Remove inline_decl member.
11464 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
11465 (cgraph_default_inline_p): Likewise.
11466 (cgraph_decide_inlining_incrementally): Likewise.
11468 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
11469 Uros Bizjak <ubizjak@gmail.com>
11471 * config/i386/cpuid.h (bit_MOVBE): New.
11473 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
11475 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
11476 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
11477 (ix86_handle_option): Handle OPT_mmovbe.
11478 (ix86_target_string): Add -mmovbe.
11479 (pta_flags): Add PTA_MOVBE.
11480 (processor_alias_table): Add PTA_MOVBE to "atom".
11481 (override_options): Handle PTA_MOVBE.
11483 * config/i386/i386.h (TARGET_MOVBE): New.
11485 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
11486 (*bswapsi_movbe): New.
11487 (*bswapdi_movbe): Likewise.
11488 (bswapdi2): Renamed to ...
11489 (*bswapdi_1): This.
11490 (bswapdi2): New expander.
11492 * config/i386/i386.opt (mmovbe): New.
11494 * doc/invoke.texi: Document -mmovbe.
11496 2009-05-21 Taras Glek <tglek@mozilla.com>
11498 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
11499 * gcc-plugin.h (plugin_init): Updated signature.
11500 * gcc-plugin.h (plugin_name_args): Moved to this header.
11501 * doc/plugins.texi (plugin_init): Updated documention to reflect
11503 * doc/plugins.texi (plugin_name_args): Added to documention.
11505 2009-05-21 Mark Mitchell <mark@codesourcery.com>
11507 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
11508 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
11510 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
11512 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
11513 JUMP_TABLE_DATA_P predicates where applicable.
11514 * config/i386/predicates.md: Ditto.
11515 * config/i386/sse.md: Ditto.
11517 2009-05-21 Jakub Jelinek <jakub@redhat.com>
11519 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
11520 operand2 -128 override length_immediate attribute to 1.
11521 * config/i386/predicates.md (constm128_operand): New predicate.
11523 * config/i386/i386.c (memory_address_length): Handle %r12
11524 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
11526 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
11527 mode look through optional ZERO_EXTEND and SUBREG.
11528 * config/i386/i386.md (R12_REG): New define_constant.
11529 (prefix_data16): For sse unit set also for MODE_TI insns.
11530 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
11531 insns set if operand 1 is ext_QIreg_operand.
11532 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
11533 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
11535 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
11536 mode from MODE_DI to MODE_SI.
11537 (movdi_1_rex64): Override modrm and length_immediate attributes
11538 only for movabs (TYPE_IMOV, alternative 2).
11539 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
11540 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
11541 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
11542 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
11543 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
11544 prefix_rex attribute if DImode.
11545 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
11546 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
11547 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
11548 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
11549 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
11550 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
11551 Likewise. For TYPE_IMOV clear length_immediate attribute.
11552 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
11553 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
11554 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
11555 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
11556 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
11557 or one operand TYPE_ISHIFT.
11558 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
11559 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
11560 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
11561 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
11562 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
11563 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
11564 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
11565 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
11566 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
11567 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
11568 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
11569 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
11570 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
11571 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
11572 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
11573 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
11574 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
11575 set mode attribute, don't override length attribute.
11576 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
11578 (return_internal_long): Set length attribute to 2 instead of 1.
11579 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
11580 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
11581 prefix_rex attribute.
11582 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
11584 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
11586 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11588 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
11590 2009-05-20 Ian Lance Taylor <iant@google.com>
11592 * tree.c (build_tree_list_vec_stat): New function.
11593 (ctor_to_vec): New function.
11594 (build_nt_call_vec): New function.
11595 (build_call_array): Change args to be a const pointer.
11596 (build_call_vec): New function.
11597 * tree.h (build_nt_call_vec): Declare.
11598 (build_tree_list_vec_stat): Declare.
11599 (build_tree_list_vec): Define.
11600 (build_call_array): Update declaration.
11601 (build_call_vec): Declare.
11602 (ctor_to_vec): Declare.
11603 * c-common.c (tree_vector_cache): New static variable.
11604 (make_tree_vector): New function.
11605 (release_tree_vector): New function.
11606 (make_tree_vector_single): New function.
11607 (make_tree_vector_copy): New function.
11608 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
11609 (make_tree_vector_single, make_tree_vector_copy): Declare.
11610 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
11611 (c_parser_expr_list): Don't manage cache here, instead call
11613 (c_parser_release_expr_list): Remove static function.
11614 (c_parser_vec_to_tree_list): Remove static function.
11615 (c_parser_attributes): Call build_tree_list_vec instead of
11616 c_parser_vec_to_tree_list. Call release_tree_vector instead of
11617 c_parser_release_expr_list.
11618 (c_parser_postfix_expression_after_primary): Likewise.
11619 (c_parser_objc_keywordexpr): Likewise.
11621 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
11623 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
11624 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
11625 TARGET_CONVERT_TO_TYPE.
11626 * hooks.c (hook_tree_const_tree_null): Define.
11627 * hooks.h (hook_tree_const_tree_null): Declare.
11628 * target.h (struct gcc_target): Add invalid_parameter_type,
11629 invalid_return_type, promoted_type, and convert_to_type fields.
11630 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
11631 (TARGET_INVALID_RETURN_TYPE): Define.
11632 (TARGET_PROMOTED_TYPE): Define.
11633 (TARGET_CONVERT_TO_TYPE): Define.
11634 (TARGET_INITIALIZER): Update for new fields.
11635 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
11636 (grokparms): Check targetm.invalid_parameter_type.
11637 * c-typeck.c (default_conversion): Check targetm.promoted_type.
11638 * c-convert.c (convert): Check targetm.convert_to_type.
11640 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
11642 * config/mips/mips.md (*extenddi_truncate<mode>,
11643 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
11645 (*extendhi_truncateqi): New define_insn_and_sptit.
11647 2009-05-20 Jakub Jelinek <jakub@redhat.com>
11649 PR middle-end/40204
11650 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
11651 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
11653 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
11655 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
11656 the operand of VIEW_CONVERT_EXPR.
11658 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
11660 * config/i386/driver-i386.c (host_detect_local_cpu): Check
11661 extended family and model for Intel processors. Support Intel Atom.
11663 2009-05-20 Olivier Hainque <hainque@adacore.com>
11665 * gstab.h (stab_code_type): Define, to be used instead of the
11666 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
11668 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
11669 occurrences by stab_code_type.
11670 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
11672 2009-05-20 Martin Jambor <mjambor@suse.cz>
11674 * tree-flow.h (insert_edge_copies_seq): Undeclare.
11675 (sra_insert_before): Likewise.
11676 (sra_insert_after): Likewise.
11677 (sra_init_cache): Likewise.
11678 (sra_type_can_be_decomposed_p): Likewise.
11679 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
11680 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
11681 (sra_insert_before): Likewise.
11682 (sra_insert_after): Likewise.
11683 (sra_init_cache): Likewise.
11684 (insert_edge_copies_seq): Made static and moved upwards.
11686 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
11689 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
11691 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
11692 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
11695 2009-05-20 Richard Guenther <rguenther@suse.de>
11697 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
11698 with mismatched comparison modes.
11700 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11702 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
11703 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
11704 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
11705 with shifts for Thumb2.
11706 (orsi_notsi): New for orn.
11707 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
11708 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
11709 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
11710 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
11711 Don't invert remainder for IOR.
11713 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
11715 PR tree-optimization/40087
11716 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
11717 number_of_iterations_ne): Rename never_infinite argument.
11718 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
11719 number_of_iterations_le): Handle pointer-type ivs when
11720 exit_must_be_taken is false.
11721 (number_of_iterations_cond): Do not always assume that
11722 exit_must_be_taken if the control variable is a pointer.
11724 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
11726 * c-typeck.c (build_binary_op): Allow % on integal vectors.
11727 * doc/extend.texi (Vector Extension): Document that % is allowed too.
11729 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
11731 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
11732 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
11734 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11737 * c.opt (Wlogical-op): Disabled by default.
11738 * c-opt (c_common_post_options): Do not enable Wlogical-op with
11740 * doc/invoke.texi (Wlogical-op): Likewise.
11742 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
11744 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
11746 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
11747 Propagate the type of the first operand.
11748 <ASSERT_EXPR>: Simplify.
11749 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
11750 Rewrite using the RHS code as discriminant.
11751 <NOP_EXPR>: Turn into CASE_CONVERT.
11752 <PLUS_EXPR>: Propagate the type of the first operand.
11754 2009-05-19 Steve Ellcey <sje@cup.hp.com>
11756 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
11757 (ia64_dconst_0_375): New.
11758 * config/ia64/ia64.c (ia64_override_options): Remove
11759 -minline-sqrt-min-latency warning.
11760 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
11761 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
11762 * config/ia64/ia64.md (*sqrt_approx): Remove.
11763 (sqrtsf2): Remove #if 0.
11764 (sqrtsf2_internal_thr): Rewrite and move to div.md.
11765 (sqrtdf): Remove assert.
11766 (sqrtdf2_internal_thr): Rewrite and move to div.md.
11767 (sqrtxf2): Remove #if 0.
11768 (sqrtxf2_internal_thr): Rewrite and move to div.md.
11769 * div.md (sqrt_approx_rf): New.
11770 (sqrtsf2_internal_thr): New implementation.
11771 (sqrtsf2_internal_lat): New.
11772 (sqrtdf2_internal_thr: New implementation.
11773 (sqrtxf2_internal): New implementation.
11775 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
11776 Hans-Peter Nilsson <hp@axis.com>
11778 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
11779 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
11780 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
11781 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
11782 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
11783 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
11784 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
11785 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
11786 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
11787 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
11788 * c-common.c: ...from here.
11790 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11792 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
11794 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11796 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
11798 2009-05-19 Ben Elliston <bje@au.ibm.com>
11800 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
11801 assignments with memcpy calls.
11802 (add_fdes): Likewise.
11803 (binary_search_unencoded_fdes): Likewise.
11804 (linear_search_fdes): Eliminate type puns.
11806 2009-05-19 Richard Guenther <rguenther@suse.de>
11808 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
11809 not falsely claim to have propagated into all uses.
11811 2009-05-19 Ben Elliston <bje@au.ibm.com>
11813 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
11816 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
11818 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
11819 * config/sh/sh.c (sh_legitimate_address_p): Make static.
11820 (TARGET_LEGITIMATE_ADDRESS_P): New.
11821 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
11822 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
11824 2009-05-18 Dodji Seketeli <dodji@redhat.com>
11827 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
11828 child of the containing namespace's DIE.
11830 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
11832 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
11833 *zero_extendhi_truncqi): Move after the zero_extend patterns.
11834 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
11837 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
11840 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
11841 gen_align with gen_pad.
11842 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
11843 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
11845 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
11846 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
11848 * config/i386/i386.md (align): Renamed to ...
11849 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
11850 ASM_OUTPUT_MAX_SKIP_PAD.
11852 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
11854 * config.gcc: Fix variable syntax.
11857 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
11858 before calling exact_log2.
11859 (output_iorsi3): Likewise.
11860 (output_xorsi3): Likewise.
11862 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
11864 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
11865 for the none zero constant operand except for EQ and NE
11866 comprisons even when the first operand is R0.
11868 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
11870 * config/s390/2064.md: Remove trailing whitespaces.
11871 * config/s390/2084.md: Likewise.
11872 * config/s390/constraints.md: Likewise.
11873 * config/s390/fixdfdi.h: Likewise.
11874 * config/s390/libgcc-glibc.ver: Likewise.
11875 * config/s390/s390-modes.def: Likewise.
11876 * config/s390/s390-protos.h: Likewise.
11877 * config/s390/s390.c: Likewise.
11878 * config/s390/s390.h: Likewise.
11879 * config/s390/s390.md: Likewise.
11880 * config/s390/tpf-unwind.h: Likewise.
11882 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11884 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
11886 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11889 * configure.ac (m68k-*-*): Check if binutils support TLS.
11890 * configure: Regenerate.
11891 * config/m68k/predicates.md (symbolic_operand): Extend comment.
11892 * config/m68k/constraints.md (Cu): New constraint.
11893 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
11894 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
11895 (movsi): Handle TLS symbols.
11896 (addsi3_5200): Handle XTLS symbols, indent.
11897 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
11898 (m68k_tls_reference_p): Declare.
11899 (m68k_legitimize_address): Declare.
11900 (m68k_unwrap_symbol): Declare.
11901 * config/m68k/m68k.opt (mxtls): New option.
11902 * config/m68k/m68k.c (ggc.h): Include.
11903 (m68k_output_dwarf_dtprel): Implement hook.
11904 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
11905 (m68k_expand_prologue): Load GOT pointer when function needs it.
11906 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
11907 (m68k_legitimate_constant_address_p): Same.
11908 (m68k_decompose_address): Handle TLS references.
11909 (m68k_get_gp): New static function.
11910 (enum m68k_reloc): New contants.
11911 (TLS_RELOC_P): New macro.
11912 (m68k_wrap_symbol): New static function.
11913 (m68k_unwrap_symbol): New function.
11914 (m68k_final_prescan_insn_1): New static function.
11915 (m68k_final_prescan_insn): New function.
11916 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
11918 (legitimize_pic_address): Handle TLS references..
11919 (m68k_tls_get_addr, m68k_get_tls_get_addr)
11920 (m68k_libcall_value_in_a0_p)
11921 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
11922 (m68k_call_m68k_read_tp): Helper variables and functions for ...
11923 (m68k_legitimize_tls_address): Handle TLS references.
11924 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
11926 (m68k_legitimize_address): Handle TLS symbols.
11927 (m68k_get_reloc_decoration): New static function.
11928 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
11930 (m68k_output_dwarf_dtprel): Implement hook.
11931 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
11932 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
11933 m68k_call_* routines.
11934 (sched_attr_op_type): Handle TLS symbols.
11935 (gt-m68k.h): Include.
11936 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
11937 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
11939 2009-05-18 Martin Jambor <mjambor@suse.cz>
11941 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
11942 (visit_store_addr_for_mod_analysis): New function.
11943 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
11944 (determine_cst_member_ptr): Use gimple_assign_single_p.
11945 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
11946 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
11947 operands. Don't check number of operands of a NOP_EXPR.
11949 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
11951 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
11953 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
11956 * c-common.c (warn_logical_operator): Don't warn if one of
11957 expression isn't always true or false.
11959 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
11961 * config/i386/biarch32.h: New file.
11962 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
11964 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
11966 * config/mips/mips.md (*zero_extend<mode>_trunchi,
11967 *zero_extend<mode>_truncqi): Merge these into ...
11968 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
11969 Name the pattern following this as *zero_extendhi_truncqi.
11971 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
11973 PR middle-end/39301
11974 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
11975 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
11976 (output_info): Make field HOST_WIDEST_INT.
11977 (print_statistics): Use HOST_WIDEST_INT_PRINT.
11978 (dump_bitmat_statistics): Same.
11980 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
11982 * config.gcc (use_gcc_stdint): Set to wrap.
11983 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
11984 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
11985 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
11986 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
11987 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
11988 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
11989 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
11990 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
11992 2009-05-16 Joseph Myers <joseph@codesourcery.com>
11994 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
11996 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
11997 Move definitions earlier.
11998 (OPT_ARCH64, OPT_ARCH32): Define.
11999 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
12002 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
12005 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
12008 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
12010 * arm.md (movdi2): Copy non-reg values to DImode registers.
12012 2009-05-16 Jakub Jelinek <jakub@redhat.com>
12015 * final.c (label_to_max_skip): New function.
12016 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
12017 CODE_LABEL_NUMBER <= max_labelno.
12018 * output.h (label_to_max_skip): New prototype.
12019 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
12020 (ix86_avoid_jump_mispredicts): ... this. Don't define if
12021 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
12022 Handle CODE_LABELs with >= 16 byte alignment or with
12023 max_skip == (1 << align) - 1.
12024 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
12025 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
12028 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
12029 .p2align 3 if MAX_SKIP is smaller than 7.
12030 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
12032 2009-05-15 Ian Lance Taylor <iant@google.com>
12034 * alias.c (struct alias_set_entry_d): Rename from struct
12035 alias_set_entry. Change all uses.
12036 * except.c (struct call_site_record_d): Rename from struct
12037 call_site_record. Change all uses.
12038 * except.h (struct eh_region_d): Rename from struct eh_region.
12040 * gcse.c (struct hash_table_d): Rename from struct hash_table.
12042 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
12043 ivtype_map_elt. Change all uses.
12044 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
12046 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
12047 * graphite.h (struct name_tree_d): Rename from struct name_tree.
12049 (struct sese_d): Rename from struct sese. Change all uses.
12050 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
12051 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
12052 * optabs.h (struct optab_d): Rename from struct optab. Change all
12054 (struct convert_optab_d): Rename from struct convert_optab.
12056 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
12057 ipa_opt_pass. Change all uses.
12058 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
12061 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
12062 defined as a typedef.
12063 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
12066 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12069 * fold-const.c (make_range,build_range_check,merge_ranges): Move
12071 (merge_ranges): Returns bool.
12072 * tree.h (make_range): .. to here.
12073 (build_range_check): Likewise.
12074 (merge_ranges): Likewise. Renamed from merge_ranges.
12075 * c-typeck.c (parser_build_binary_op): Update calls to
12076 warn_logical_operator.
12077 * c-common.c (warn_logical_operator): Add new warning.
12078 * c-common.h (warn_logical_operator): Update declaration.
12080 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12082 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
12084 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12086 * doc/install.texi: Document MPC requirements, flags etc.
12088 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
12089 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
12090 Evaluate constant arguments.
12091 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
12092 (fold_builtin_1): Likewise, also evaluate constant arguments.
12093 Remove superfluous break.
12094 (do_mpc_ckconv): New.
12095 * real.h: Include mpc.h.
12096 * toplev.c (print_version): Output MPC version info if available.
12098 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12100 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
12102 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
12104 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
12107 2009-05-15 Jan Hubicka <jh@suse.cz>
12109 * doc/invoke.texi (max-early-inliner-iterations): New flag.
12110 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
12111 (try_inline): Fix return value.
12112 (cgraph_decide_inlining_incrementally): Honor new value.
12113 (cgraph_early_inlining): Handle indirect inlining.
12114 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
12116 2009-05-15 Jan Hubicka <jh@suse.cz>
12118 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
12119 * cgraphunit.c (cgraph_finalize_function): Set it.
12120 (cgraph_expand_function): Use it.
12122 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12124 * real.c (encode_ieee_half): Define.
12125 (decode_ieee_half): Define.
12126 (ieee_half_format): Define.
12127 (arm_half_format): Define.
12128 * real.h (ieee_half_format): Declare.
12129 (arm_half_format): Declare.
12131 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12133 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
12134 swapped, and reversed optabs exist before trying to use them.
12136 2009-05-15 Paul Brook <paul@codesourcery.com>
12137 Sandra Loosemore <sandra@codesourcery.com>
12139 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
12140 loads. Allow PRE_DEC.
12141 (output_move_neon): Handle PRE_DEC.
12142 (arm_print_operand): Add 'A' for neon structure loads.
12143 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
12144 * config/arm/neon.md (neon_mov): Update comment.
12145 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
12147 (Um): New constraint.
12149 2009-05-15 Jan Hubicka <jh@suse.cz>
12151 Revert the following patch until testsuite fallout is fixed:
12152 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12153 * cgraph.h (struct inline_summary): New filed self_wize,
12154 size_inlining_benefit, self_time and time_inlining_benefit.
12155 (struct cgraph_global_info): Replace insns by time ans size fields.
12156 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12157 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12158 (ipcp_update_callgraph): Do not touch function bodies.
12159 * ipa-inline.c: Include except.h
12160 (MAX_TIME): New constant.
12161 (overall_insns): Remove
12162 (overall_size, max_benefit): New static variables.
12163 (cgraph_estimate_time_after_inlining): New function.
12164 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12165 (cgraph_clone_inlined_nodes): Update size.
12166 (cgraph_mark_inline_edge): Update size.
12167 (cgraph_estimate_growth): Use size info.
12168 (cgraph_check_inline_limits): Check size.
12169 (cgraph_default_inline_p): Likewise.
12170 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12171 (cgraph_decide_recursive_inlining): Check size.
12172 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12174 (cgraph_decide_inlining): Likewise.
12175 (cgraph_decide_inlining_incrementally): Likewise; honor
12176 PARAM_EARLY_INLINING_INSNS.
12177 (likely_eliminated_by_inlining_p): New predicate.
12178 (estimate_function_body_sizes): New function.
12179 (compute_inline_parameters): Use it.
12180 * except.c (must_not_throw_labels): New function.
12181 * except.h (must_not_throw_labels): Declare.
12182 * tree-inline.c (init_inline_once): Kill inlining_weigths
12183 * tree-ssa-structalias.c: Avoid uninitialized warning.
12184 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12185 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12186 (PARAM_INLINE_CALL_COST): Remove.
12187 (PARAM_EARLY_INLINING_INSNS): New.
12189 2009-05-15 Richard Guenther <rguenther@suse.de>
12191 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
12192 not TODO_update_ssa.
12194 2009-05-15 Richard Guenther <rguenther@suse.de>
12196 PR tree-optimization/39999
12197 * gimple.h (gimple_expr_type): Use the expression type looking
12198 through useless conversions.
12199 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
12200 (vn_nary_op_insert_stmt): Likewise.
12201 (simplify_binary_expression): Likewise.
12203 2009-05-15 Richard Guenther <rguenther@suse.de>
12205 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
12206 New options, enabled by default.
12207 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
12209 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
12210 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
12211 * tree-ssa-structalias.c (gate_tree_pta): New function.
12212 (pass_build_alias): Use it.
12214 2009-05-15 Joseph Myers <joseph@codesourcery.com>
12216 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
12217 recurse on an invariant address if a conversion from a pointer
12218 type to a wider integer type is involved.
12220 2009-05-15 Jan Hubicka <jh@suse.cz>
12222 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12223 * cgraph.h (struct inline_summary): New filed self_wize,
12224 size_inlining_benefit, self_time and time_inlining_benefit.
12225 (struct cgraph_global_info): Replace insns by time ans size fields.
12226 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12227 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12228 (ipcp_update_callgraph): Do not touch function bodies.
12229 * ipa-inline.c: Include except.h
12230 (MAX_TIME): New constant.
12231 (overall_insns): Remove
12232 (overall_size, max_benefit): New static variables.
12233 (cgraph_estimate_time_after_inlining): New function.
12234 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12235 (cgraph_clone_inlined_nodes): Update size.
12236 (cgraph_mark_inline_edge): Update size.
12237 (cgraph_estimate_growth): Use size info.
12238 (cgraph_check_inline_limits): Check size.
12239 (cgraph_default_inline_p): Likewise.
12240 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12241 (cgraph_decide_recursive_inlining): Check size.
12242 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12244 (cgraph_decide_inlining): Likewise.
12245 (cgraph_decide_inlining_incrementally): Likewise; honor
12246 PARAM_EARLY_INLINING_INSNS.
12247 (likely_eliminated_by_inlining_p): New predicate.
12248 (estimate_function_body_sizes): New function.
12249 (compute_inline_parameters): Use it.
12250 * except.c (must_not_throw_labels): New function.
12251 * except.h (must_not_throw_labels): Declare.
12252 * tree-inline.c (init_inline_once): Kill inlining_weigths
12253 * tree-ssa-structalias.c: Avoid uninitialized warning.
12254 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12255 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12256 (PARAM_INLINE_CALL_COST): Remove.
12257 (PARAM_EARLY_INLINING_INSNS): New.
12258 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
12259 (inline-call-cost): Remove.
12260 (early-inlining-insns): New.
12262 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
12264 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
12266 (print_int_cst_bounds_in_octal_p): Likewise.
12267 (dbxout_type): Adjust calls to above functions. Be prepared to deal
12269 * dwarf2out.c (base_type_die): Likewise.
12270 (is_subrange_type): Delete.
12271 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
12272 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
12273 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
12274 if the destination type is boolean.
12275 (build_range_check): Do not special-case subtypes.
12276 (fold_sign_changed_comparison): Likewise.
12277 (fold_unary): Likewise.
12278 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
12279 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
12280 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
12281 * tree.c (subrange_type_for_debug_p): New predicate based on the
12282 former is_subrange_type.
12283 * tree.h (subrange_type_for_debug_p): Declare.
12284 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
12285 (convert_affine_scev): Remove call to above function.
12286 (chrec_convert_aggressive): Likewise.
12287 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
12288 false for conversions involving subtypes.
12289 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
12290 (vrp_val_min): Likewise.
12291 (needs_overflow_infinity): Likewise.
12292 (extract_range_from_unary_expr): Likewise.
12294 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
12296 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
12297 * config/frv/frv.c: Likewise.
12298 * config/s390/s390.c: Likewise.
12299 * config/sparc/sparc.h: Likewise.
12300 * config/i386/i386.h: Likewise.
12301 * config/i386/i386.c: Likewise.
12302 * config/crx/crx.c: Likewise.
12303 * config/m68hc11/m68hc11.h: Likewise.
12304 * config/iq2000/iq2000.c: Likewise.
12305 * config/mn10300/mn10300.h: Likewise.
12306 * config/mn10300/mn10300.c: Likewise.
12307 * config/m68k/m68k.c: Likewise.
12308 * config/rs6000/rs6000.c: Likewise.
12309 * config/rs6000/xcoff.h: Likewise.
12310 * config/rs6000/linux64.h: Likewise.
12311 * config/rs6000/sysv4.h: Likewise.
12312 * config/score/score3.c: Likewise.
12313 * config/score/score7.c: Likewise.
12314 * config/score/score.c: Likewise.
12315 * config/arm/arm.md: Likewise.
12316 * config/mips/mips.c: Likewise.
12317 * config/mips/mips.md: Likewise.
12318 * config/bfin/bfin.h: Likewise.
12319 * config/pa/pa.c: Likewise.
12320 * config/pa/constraints.md: Likewise.
12322 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
12323 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
12324 * config/pdp11/pdp11.h: Use memory_address_p instead.
12326 2009-05-14 Ian Lance Taylor <iant@google.com>
12328 * passes.c (finish_optimization_passes): Change i to int.
12329 * plugin.c (plugins_active_p): Change event to int.
12330 (dump_active_plugins): Likewise.
12331 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
12333 * tree.c (tree_range_check_failed): Change c to unsigned int.
12334 (omp_clause_range_check_failed): Likewise.
12335 (build_common_builtin_nodes): Change mode to int. Add cast.
12336 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
12337 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
12339 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
12340 ++ or -- with a variable of enum type.
12342 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12345 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
12347 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12349 * store-motion.c: Do not include params.h
12350 * Makefile.in: Fix dependencies for various files.
12352 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12354 * auto-inc-dec.c: Fix pass description, remove apparent
12355 accidental duplication.
12357 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
12359 PR middle-end/40147
12360 * ipa-utils.h (memory_identifier_string): Moved to ...
12361 * tree.h (memory_identifier_string): Here. Add GTY(()).
12363 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
12365 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
12366 in the former documentation of...
12367 (GO_IF_LEGITIMATE_ADDRESS): ... this.
12368 * ira-conflicts.c (get_dup_num): Use address_operand.
12369 * targhooks.c (default_legitimate_address_p): New.
12370 * targhooks.h (default_legitimate_address_p): New.
12371 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
12373 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
12374 * target.h (struct target): Add legitimate_address_p.
12375 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
12376 (TARGET_INITIALIZER): Include it.
12378 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12379 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
12380 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
12381 (TARGET_LEGITIMATE_ADDRESS_P): New.
12383 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12384 (REG_OK_STRICT_P): Delete.
12385 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
12386 (frv_legitimate_address_p_1): ... this.
12387 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
12388 (frv_legitimate_address_p_1): ... the renamed old
12389 frv_legitimate_address_p.
12390 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
12391 (TARGET_LEGITIMATE_ADDRESS_P): New.
12393 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12394 * config/s390/s390-protos.h (legitimate_address_p): Remove.
12395 * config/s390/s390.c (legitimate_address_p): Rename to...
12396 (s390_legitimate_address_p): ... this, make static.
12397 (legitimize_address): Adjust call.
12398 (TARGET_LEGITIMATE_ADDRESS_P): New.
12399 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
12401 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12402 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
12403 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
12404 (TARGET_LEGITIMATE_ADDRESS_P): New.
12406 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12407 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
12408 * config/spu/spu.c (spu_legitimate_address): Rename to...
12409 (spu_legitimate_address_p): ... this, make static.
12410 (TARGET_LEGITIMATE_ADDRESS_P): New.
12412 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12413 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
12414 * config/sparc/sparc.c (legitimate_address_p): Rename to...
12415 (sparc_legitimate_address_p): ... this, make static and return bool.
12416 (legitimize_address): Adjust call.
12417 (TARGET_LEGITIMATE_ADDRESS_P): New.
12419 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12420 * config/i386/i386-protos.h (legitimate_address_p): Remove.
12421 * config/i386/i386.c (legitimate_address_p): Rename to...
12422 (ix86_legitimate_address_p): ... this, make static.
12423 (constant_address_p): Move after it, adjust call.
12424 (TARGET_LEGITIMATE_ADDRESS_P): New.
12426 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12427 * config/avr/avr-protos.h (legitimate_address_p): Remove.
12428 * config/avr/avr.c (legitimate_address_p): Rename to...
12429 (avr_legitimate_address_p): ... this, make static.
12430 (legitimize_address): Adjust call.
12431 (TARGET_LEGITIMATE_ADDRESS_P): New.
12433 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12434 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
12435 * config/crx/crx.c (crx_legitimate_address_p): Make static.
12436 (TARGET_LEGITIMATE_ADDRESS_P): New.
12438 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12439 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
12440 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
12441 (TARGET_LEGITIMATE_ADDRESS_P): New.
12443 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12444 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
12446 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
12448 (TARGET_LEGITIMATE_ADDRESS_P): New.
12450 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12451 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
12453 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
12455 (m68hc11_legitimate_address_p): ... this, make static.
12456 (go_if_legitimate_address_internal): Rename to...
12457 (m68hc11_legitimate_address_p_1): ... this.
12458 (legitimize_address): Adjust call.
12459 (TARGET_LEGITIMATE_ADDRESS_P): New.
12461 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12462 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
12463 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
12464 (TARGET_LEGITIMATE_ADDRESS_P): New.
12466 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12467 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
12468 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
12469 (mn10300_legitimate_address_p): ... this, make static.
12470 (TARGET_LEGITIMATE_ADDRESS_P): New.
12472 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12473 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
12474 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
12475 (TARGET_LEGITIMATE_ADDRESS_P): New.
12477 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12478 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
12479 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
12480 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12481 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
12482 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
12483 (rs6000_legitimate_address_p): ... this, make static.
12484 (TARGET_LEGITIMATE_ADDRESS_P): New.
12485 (REG_MODE_OK_FOR_BASE_P): Delete.
12486 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
12488 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12489 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
12491 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
12492 static, adjust types.
12493 (TARGET_LEGITIMATE_ADDRESS_P): New.
12495 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12496 * config/score/score.c (score_address_p): Rename to...
12497 (score_legitimate_address_p): ... this.
12498 (TARGET_LEGITIMATE_ADDRESS_P): New.
12499 * config/score/score3.c (score3_address_p): Rename to...
12500 (score3_legitimate_address_p): ... this.
12501 * config/score/score7.c (score7_address_p): Rename to...
12502 (score7_legitimate_address_p): ... this.
12504 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
12505 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
12506 GO_IF_LEGITIMATE_ADDRESS): Delete.
12507 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
12508 thumb2_legitimate_address_p): Delete.
12509 (arm_legitimate_address_p): Rename to...
12510 (arm_legitimate_address_outer_p): ... this.
12511 * config/arm/constraints.md ("Uq"): Adjust call.
12512 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
12513 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
12515 (arm_legitimate_address_outer_p): ... this.
12516 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
12518 (TARGET_LEGITIMATE_ADDRESS_P): New.
12520 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12521 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
12522 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
12523 (TARGET_LEGITIMATE_ADDRESS_P): New.
12525 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12526 * config/vax/vax-protos.h (legitimate_address_p): Remove.
12527 * config/vax/vax.c (legitimate_address_p): Rename to...
12528 (vax_legitimate_address_p): ... this, make static.
12529 (TARGET_LEGITIMATE_ADDRESS_P): New.
12531 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12532 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
12533 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
12534 (TARGET_LEGITIMATE_ADDRESS_P): New.
12536 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12537 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
12538 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
12539 (mmix_legitimate_address_p): ... this, make static.
12540 (TARGET_LEGITIMATE_ADDRESS_P): New.
12542 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12543 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
12544 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
12545 (TARGET_LEGITIMATE_ADDRESS_P): New.
12547 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
12549 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
12550 of MODE_COMPLEX_INT.
12552 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12554 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
12555 LCT_NORMAL in function call.
12556 * mips-tdump.c (print_file_desc): Add cast to enum type.
12557 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
12558 (mark_stabs): Add casts to enum types.
12559 (parse_stabs_common): Add casts to enum types.
12561 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
12563 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
12564 Check for invalid values of LETTER.
12566 2009-05-13 Taras Glek <tglek@mozilla.com>
12568 * attribs.c (register_attribute): moved out attribute registration
12569 into register_attribute.
12570 * doc/plugins.texi: Documented register_attribute and
12572 * gcc-plugin.h: Added forward decl for register_attribute.
12573 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
12574 * plugin.c (register_callback, invoke_plugin_callbacks): Added
12575 PLUGIN_ATTRIBUTES boilerplate.
12577 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
12579 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
12580 values even in sentinel and empty entries.
12581 (ms_printf_flag_specs): Likewise.
12582 (ms_scanf_flag_specs): Likewise.
12583 (ms_strftime_flag_specs): Likewise.
12584 (ms_print_char_table): Likewise.
12585 (ms_scan_char_table): Likewise.
12586 (ms_time_char_table): Likewise.
12588 2009-05-13 Doug Kwan <dougkwan@google.com>
12590 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
12592 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
12594 * config/mips/mips.md (store): Add attributes for QI and HI.
12596 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
12597 (truncdi<mode>2): ... this new pattern.
12599 2009-05-13 Brad Hards <bradh@kde.org>
12601 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
12603 2009-05-14 Jakub Jelinek <jakub@redhat.com>
12604 Ben Elliston <bje@au.ibm.com>
12606 PR middle-end/40035
12607 * dse.c (check_mem_read_rtx): Guard against width == -1.
12609 2009-05-13 Michael Matz <matz@suse.de>
12611 PR middle-end/39976
12612 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
12613 (trivially_conflicts_p): New function.
12614 (insert_backedge_copies): Use it.
12616 2009-05-13 Janis Johnson <janis187@us.ibm.com>
12618 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
12619 (handle_stdc_pragma): Use new enum constant names.
12620 (handle_pragma_float_const_decimal64): Ditto.
12622 2009-05-13 Ian Lance Taylor <iant@google.com>
12624 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
12627 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
12629 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
12630 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
12632 * config/m68k/m68k.h (FL_UCLINUX): Define.
12634 2009-05-13 Jan Hubicka <jh@suse.cz>
12636 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
12638 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12640 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
12641 unless -fschedule-insns is specified.
12643 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12646 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
12647 TARGET_EXPAND_CBRANCHDI4.
12648 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
12649 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
12650 (cmpeqdi): Fix comment.
12652 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12654 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
12655 (sh_legitimate_address_p): Likewise.
12656 * config/sh/sh.c (sh_legitimate_index_p): New.
12657 (sh_legitimate_address_p): Likewise.
12658 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
12659 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
12660 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
12661 (MAYBE_BASE_REGISTER_RTX_P): New macro.
12662 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
12663 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
12664 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
12665 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
12666 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
12668 2009-05-12 Jan Hubicka <jh@suse.cz>
12670 * tree-inline.c (estimate_operator_cost): Add operands;
12671 when division happens by constant, it is cheap.
12672 (estimate_num_insns): Loads and stores are not having cost of 0;
12673 EH magic stuff is cheap; when computing runtime cost of switch,
12674 use log2 base of amount of its cases; builtin_expect has cost of 0;
12675 compute cost for moving return value of call.
12676 (init_inline_once): Initialize time_based flags.
12677 * tree-inline.h (eni_weights_d): Add time_based flag.
12679 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12681 * df-core.c: Update head documentation.
12683 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12686 * rs6000.c (rs6000_generate_compare): Use op1b instead of
12687 shadowing exisiting variable op1.
12689 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
12692 * config/i386/driver-i386.c (processor_signatures): New enum.
12693 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
12694 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
12695 processor signature to detect geode processor.
12697 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12701 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12703 * optabs.c (prepare_cmp_insn): Temporarily disable test that
12704 causes spurious differences between trunk and cond-optab branch.
12706 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12708 * dojump.c (compare_from_rtx): Delete.
12709 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
12710 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
12711 if the comparison does not satisfy the predicate; test predicates for
12712 operands 2 and 3 of a cstore pattern. Don't try cstore optab
12713 further if one existing pattern fails.
12714 * expr.h (compare_from_rtx): Delete.
12715 (prepare_operand): Declare it.
12716 * optabs.c: Change "lib call" to "libcall" throughout.
12717 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
12718 HAVE_conditional_trap, emit_cmp_insn): Delete.
12719 (can_compare_p): Delete cmp_optab case.
12720 (prepare_float_lib_cmp): Return an rtx and a machine mode.
12721 Accept other parameters by value.
12722 (prepare_operand): Make non-static.
12723 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
12724 other parameters by value. Try to widen operands here based on
12725 an optab_methods argument and looking at cbranch_optab.
12726 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
12727 loop. Use cbranch_optab directly.
12728 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
12729 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
12731 (emit_conditional_move, emit_conditional_add): Inline what's needed
12732 of compare_from_rtx, using new prepare_cmp_insn for the rest.
12733 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
12734 with COMPARE. Move cmov_optab and cstore_optab above
12735 with cbranch_optab, move cmp_optab down with ucmp_optab,
12736 remove tst_otpab. Do not initialize trap_rtx.
12737 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
12738 for trap code. Do not check HAVE_conditional_trap. Use
12739 prepare_cmp_insn. Accept no predicate for operand 3.
12740 * optabs.h (OTI_cmp): Mark as used only for libcalls.
12741 (OTI_ctrap, ctrap_optab): New.
12742 (tst_optab): Delete.
12743 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
12744 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
12745 with lookup of ctrap_optab.
12746 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
12748 (ctrap_optab): New.
12750 * combine.c (combine_simplify_rtx, simplify_set): Do not
12751 special case comparing against zero for cc0 machines.
12752 * simplify-rtx.c (simplify_binary_operation_1): Never remove
12753 COMPARE on cc0 machines.
12754 (simplify_relational_operation): Return a new expression when
12755 a COMPARE could be removed.
12756 * final.c (final_scan_insn): Compare cc_status values
12757 against LHS of a (compare FOO (const_int 0)) cc0 source.
12758 Also check if cc_status.value is the full compare.
12760 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
12761 (cstoreMM4): Document.
12762 (conditional_trap): Document ctrapMM4 instead.
12763 (sync_compare_and_swapMM): Refer to cbranchcc4.
12764 (Dependent Patterns): Eliminate obsolete information referring to
12765 the old jump optimization phase.
12766 (Canonicalization): Include cbranchcc4 case, omit canonicalization
12767 of compares with 0 on cc0 machines.
12768 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
12769 avoiding references to cc0. Remove text about storing operands
12771 * doc/tm.texi (Condition Codes): Include blurb on different
12772 condition code representations, separate into subsections for
12773 CC0, MODE_CC and conditional execution.
12775 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
12776 alpha_emit_setcc): Accept operands and a machine mode.
12777 * config/alpha/alpha.c (alpha_emit_conditional_branch):
12778 Get code/op0/op1 from operands, use machine mode argument
12779 instead of alpha_compare.fp_p. Emit the branch here.
12780 (alpha_emit_setcc): Likewise, and return boolean.
12781 (alpha_emit_conditional_move): Likewise. Assert that
12782 cmp_op_mode == cmp_mode, and simplify accordingly.
12783 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
12784 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
12785 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
12787 (stack probe test): Use cbranchdi4.
12788 * config/alpha/predicates.md (alpha_cbranch_operator): New.
12790 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
12791 * config/arc/arc.h (movsicc, movsfcc): Use it.
12792 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
12793 (cbranchsi4, cstoresi4): New.
12794 (cmpsi, bCC and sCC expanders): Remove.
12796 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
12797 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
12798 * config/arm/predicates.md (arm_comparison_operator): Only include
12799 floating-point operators if there is a hardware floating-point unit.
12800 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
12801 deferring to cbranch_cc and cstore_cc respectively.
12802 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
12803 cbranch_cc, cstore_cc): New.
12804 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
12806 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
12808 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
12809 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
12811 (adjust_insn_length): Adjust calls.
12812 (avr_reorg): Handle (compare (foo) (const_int 0)).
12813 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
12814 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
12815 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
12816 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
12818 (cbranchqi4, cbranchhi4, cbranchsi4): New.
12819 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
12821 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
12822 (cbranchsi4, cstorebi4, cstoresi4): New.
12823 (movbisi): This insn is duplicate, split it to zero_extend.
12824 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
12825 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
12826 (bfin_optimize_loop): Use cbranch expander.
12827 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
12828 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
12829 (bfin_bimode_comparison_operator): ... this.
12830 (bfin_direct_comparison_operator): New.
12832 * config/cris/cris.c (cris_normal_notice_update_cc): Look
12833 inside (compare FOO (const_int 0)).
12834 (cris_rtx_costs): Handle ZERO_EXTRACT.
12835 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
12836 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
12837 (*tstdi_v32): Delete.
12838 (*cmpdi_non_v32): Add M alternative for operand 1.
12839 (cmpsi, cmp<mode>): Make private.
12840 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
12842 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
12844 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
12845 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
12846 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
12847 (cc_reg_operand): New.
12848 (any_cond): Delete.
12849 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
12850 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
12851 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
12852 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
12853 crx_expand_scond): Delete.
12855 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
12857 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
12858 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
12860 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
12861 cstoresi4, cstoresf4, cstoredf4): New.
12862 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
12863 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
12864 Receive the entire operands array.
12865 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
12866 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
12867 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
12868 Get test/op0/op1 from the operands array.
12869 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
12871 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
12872 (h8300_expand_store): New.
12873 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
12875 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
12876 (h8300_expand_store): New.
12877 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
12878 or do not try to produce (set (cc0) REG).
12879 (peepholes): Wrap arguments with COMPARE. Add a peephole to
12880 change a compare into a move to a scratch register. Disable some
12881 peepholes when comparing with zero.
12882 (tstsi, tsthi, tstsi, cmpqi): Make private.
12884 (bCC, sCC): Delete.
12885 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
12888 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
12889 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
12890 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
12891 (ix86_emit_i387_log1p): Use cbranchxf2.
12892 (ix86_expand_setcc): Return void.
12893 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
12894 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
12895 cmp<MODEF>, cmpcc): Remove.
12896 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
12897 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
12898 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
12899 (sCC and bCC expanders): Remove.
12900 (stack_protect_test): Use cbranchcc4.
12902 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
12904 (ia64_expand_compare): Accept three rtx by reference and return void.
12905 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
12906 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
12907 from *expr. Update *expr with the BImode comparison to do.
12908 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
12909 cmptf, bCC, sCC, conditional_trap): Delete.
12910 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
12911 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
12912 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
12913 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
12914 * config/ia64/predicates.md (ia64_cbranch_operator): New.
12916 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
12917 type of last argument.
12918 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
12919 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
12920 use machine mode argument instead of branch_type. Remove dead
12921 code for floating-point comparisons.
12922 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
12923 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
12925 (cbranchsi4, cstoresi4): New.
12926 * config/iq2000/predicates.md (reg_or_const_operand): New.
12928 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
12929 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
12930 (b<code>_op): Rewrite to...
12931 (bcc_op): ... this, using match_operator.
12932 (s<code>_op): Rewrite to...
12933 (scc_op): ... this, using match_operator.
12934 (s<code>_24_op): Rewrite to...
12935 (scc_op_24): ... this, using match_operator.
12936 (s<code>_<mode>): Rewrite to...
12937 (cstore<mode>4): ... this, using match_operator.
12938 (s<code>_<mode>_24): Rewrite to...
12939 (cstore<mode>4_24): ... this, using match_operator.
12940 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
12941 m32c_unpend_compare, m32c_expand_scc): Delete.
12942 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
12943 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
12944 (m32c_expand_movcc): Change NE to EQ if necessary.
12945 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
12947 * config/m32r/m32r-protos.h (gen_cond_store): New.
12948 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
12949 (gen_cond_store): New, from sCC patterns.
12950 (m32r_expand_block_move): Use cbranchsi4.
12951 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
12952 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
12953 (cbranchsi4, cstoresi4): New.
12955 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
12957 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
12958 (m68hc11_notice_update_cc): Look into a compare with 0.
12959 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
12961 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
12962 cmphi, cmpqi, bCC): Delete.
12963 (cbranchsi4, cbranchhi4, cbranchqi4): New.
12964 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
12965 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
12968 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
12969 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
12970 * config/m68k/constraints.md (H): New.
12971 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
12972 the define_insn below.
12973 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
12974 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
12975 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
12976 patterns): Wrap RHS with COMPARE.
12977 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
12978 (*cmpdi_internal): Name this pattern.
12979 (cmpdi): Change to define_insn.
12980 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
12981 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
12982 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
12984 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
12985 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
12986 (conditional_trap): Change to...
12987 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
12988 (*conditional_trap): Use the ordered_comparison_operator and
12989 const1_operand predicates.
12990 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
12991 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
12992 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
12993 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
12995 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
12996 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
12997 (mcore_gen_compare): New.
12998 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
12999 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
13000 (mcore_gen_compare): ... this.
13001 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
13002 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
13003 (stack probe pattern): Use cbranchsi4.
13005 * config/mips/predicates.md (mips_cstore_operator): New.
13006 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
13007 * config/mips/mips.md (any_cond): Delete.
13008 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
13010 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
13011 fixuns_truncsfdi2): Use cbranch patterns.
13012 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
13013 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
13014 Adjust call to mips_expand_conditional_branch.
13015 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
13017 * config/mips/mips-protos.h (mips_expand_conditional_branch,
13018 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
13019 * config/mips/mips.c (cmp_operands): Delete.
13020 (mips_emit_compare): Get comparison operands from *op0/*op1.
13021 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
13022 that it succeeds. Use op0/op1 instead of cmp_operands.
13023 (mips_expand_conditional_branch, mips_expand_conditional_move,
13024 mips_expand_conditional_trap): Likewise.
13025 (mips_block_move_loop): Use cbranch patterns.
13026 * config/mips/mips.h (cmp_operands): Delete.
13028 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
13029 (mmix_gen_compare_reg): Just return a register in the right CC mode.
13030 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
13031 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
13032 (*cmpcc_folded): Rename to...
13033 (*cmpdi_folded): this.
13034 (*cmpcc): Rename to...
13036 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
13039 (cbranchdf4): New. Handle invalid comparisons here.
13040 * config/mmix/predicates.md (float_comparison_operator): New.
13042 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
13043 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
13044 * config/mn10300/mn10300.md (tst): Delete.
13045 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
13046 Name these patterns and wrap RHS in a compare.
13047 (*cmpsi): Make this pattern private. Include tst.
13048 (*cmpsf): Make this pattern private.
13049 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
13050 (compare with zero peepholes): Likewise.
13052 (cbranchsi4, cbranchsf4): New.
13053 (casesi): Use cbranchsi4.
13055 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
13056 hppa_branch_type): Delete.
13057 (return_addr_rtx): Use cbranchsi4.
13058 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
13059 Emit CCFPmode comparison here.
13060 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
13061 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
13062 hppa_branch_type): Delete.
13063 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
13064 (movsicc, movdicc): Remove references to hppa_compare_op0,
13065 hppa_compare_op1 and compare_from_rtx.
13066 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
13067 (casesi): Use cbranchsi4.
13069 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
13070 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
13071 * config/pdp11/pdp11.md (register_or_const0_operand): New.
13072 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
13073 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
13075 (cbranchdf4, cbranchhi4, cbranchqi4): New.
13076 (*branch, *branch_inverted): New.
13078 * config/picochip/picochip.md (cbranchhi4): Use
13079 ordered_comparison_operator.
13080 (cmphi, bCC): Remove.
13082 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
13083 (trap_comparison_operator): Delete.
13084 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
13085 rs6000_emit_cbranch): Accept mode and operands.
13086 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
13087 rs6000_compare_fp_p): Delete.
13088 (rs6000_generate_compare): Accept mode and comparison. Extract code
13089 and op0/op1 from there. Replace references to rs6000_compare_op0
13090 and rs6000_compare_op1.
13091 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
13092 extract result from passed operands.
13093 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
13094 extract loc from passed operands.
13095 (rs6000_emit_cmove): Likewise.
13096 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
13097 rs6000_compare_fp_p): Delete.
13098 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
13099 (cbranch<GPR>4, cbranch<FP>4): New.
13100 (cstore<mode>4): New. Consolidate here all choices about when to use
13101 portable or specialized sCC sequences.
13102 (stack_protect_test): Use cbranchsi4.
13103 (conditional_trap): Replace with ctrap<GPR>4.
13104 (conditional trap insn): Replace trap_comparison_operator with
13105 ordered_comparison_operator.
13107 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
13108 (s390_emit_prologue): Use ctrap.
13109 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
13110 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
13111 New predicates replacing...
13112 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
13113 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
13114 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
13115 (add<mode>cc): Do not use s390_compare_op0/op1.
13116 (s<code>): Change to...
13117 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
13118 (seq): Change to...
13119 (cstorecc4): ... this. Handle EQ or NE equally.
13120 (*sne): Un-privatize for use in cstorecc4.
13121 (b<code>): Change to...
13122 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
13123 (conditional_trap): Replace with...
13124 (ctrap<GPR>4, ctrap<FP>4): ... these.
13125 (stack_protect): Use cbranchcc4.
13127 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
13128 * config/score/score-protos.h (score_gen_cmp): Delete.
13129 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
13130 (score_block_move-loop): Use cbranchsi4.
13131 * config/score/score.md (cbranchsi4): New.
13132 (cmpsi, bCC): Delete.
13133 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
13134 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
13135 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
13136 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
13137 * config/score/score3.h (score3_gen_cmp): Delete.
13138 * config/score/score7.h (score7_gen_cmp): Delete.
13140 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
13141 (sh_emit_scc_to_t): ... this. Return void.
13142 (from_compare): Rename to...
13143 (sh_emit_compare_and_branch): ... this.
13144 (sh_emit_compare_and_set): New.
13145 (sh_expand_t_scc): Accept operands.
13146 * config/sh/predicates.md (sh_float_comparison_operator): New.
13147 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
13148 (prepare_scc_operands): Rename to...
13149 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
13151 (sh_emit_cheap_store_flag): New.
13152 (sh_emit_set_t_insn): New.
13153 (from_compare): Rename to...
13154 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
13155 handling of TARGET_SH2E floating point to avoid recursive call.
13156 Generate branch here.
13157 (sh_emit_compare_and_set): New.
13158 (sh_expand_t_scc): Get op0/op1 from arguments.
13159 (sh_emit_cheap_store_flag): New.
13160 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
13162 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
13163 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
13164 (movsicc, movdicc): Do nothing when it recreated operands from
13165 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
13166 prepare_scc_operands (now sh_emit_scc_to_t).
13167 (udivdi3): Use cstoresi4.
13168 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
13169 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
13170 (cbranchint4_media, cbranchfp4_media): New.
13171 (casesi): Use cbranchdi4.
13172 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
13174 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
13175 (movnegt): Remove second operand.
13176 (cbranchsf4, cbranchdf4): New.
13177 (stack_protect): Use cbranchdi4/cbranchsi4.
13179 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
13180 (gen_compare_reg): Accept comparison, extract part of it to...
13181 (gen_compare_reg_1): ... this.
13182 (gen_compare_operator): Delete.
13183 (gen_v9_scc): Accept separate destination, comparison code and arms.
13184 Do not use sparc_compare_op0/sparc_compare_op1.
13185 (emit_scc_insn, emit_conditional_branch_insn): New.
13186 (emit_v9_brxx): Make static. Remove useless assertion.
13187 (sparc_emit_float_lib_cmp): Return RTL instead of calling
13189 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
13190 * config/sparc/sparc-protos.h (gen_compare_reg,
13191 sparc_emit_float_lib_cmp): Adjust prototype.
13192 (emit_scc_insn, emit_conditional_branch_insn): New.
13193 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
13194 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
13195 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
13196 iterators to the top.
13197 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
13198 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
13199 snedi_special_trunc): Delete.
13200 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
13201 and snedi_special_trunc.
13202 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
13203 cbranchdi4, cbranch<F:mode>4): New.
13204 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
13205 here. Use gen_compare_reg instead of gen_compare_operator.
13206 (conditional_trap): Replace with...
13207 (ctrapsi4, ctrapdi4): ... this.
13208 (stack_protect_test): Use cbranchcc4.
13210 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
13212 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
13213 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
13214 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
13215 from operands[0] or operands[3] depending on is_set.
13216 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
13217 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
13218 cmpdf, bCC), sCC: Remove.
13219 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
13220 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
13222 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
13223 spu_emit_branch_or_set.
13225 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
13227 * config/stormy16/stormy16.h (xstormy16_compare_op0,
13228 xstormy16_compare_op1): Delete.
13229 * config/stormy16/stormy16.c (xstormy16_compare_op0,
13230 xstormy16_compare_op1): Delete.
13231 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
13233 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
13234 (cmphi, cmpsi, bCC): Remove.
13236 * config/v850/v850.md (tstsi, cmpsi): Fold into...
13237 (*cmpsi): ... this one.
13238 (cbranchsi4, cstoresi4): New.
13239 (bCC expanders): Delete.
13240 (sCC insns): Fold into...
13241 (*setcc): ... this one.
13242 (casesi): Do not use gen_cmpsi and gen_bgtu.
13243 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
13244 (movsicc): Simplify.
13245 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
13247 * config/vax/vax-protos.h (cond_name): New.
13248 (vax_output_conditional_branch): Remove.
13249 * config/vax/vax.c (cond_name): New.
13250 (vax_output_conditional_branch): Remove.
13251 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
13252 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
13253 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
13254 (bit<VAXint>): Wrap source with (compare).
13255 (b<code> and following unnamed pattern): Rename to *branch and
13256 *branch_reversed. Change macroization to match_operator.
13257 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
13259 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
13260 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
13261 Change last argument to machine_mode.
13262 (xtensa_expand_scc): Add machine_mode argument.
13263 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
13264 (gen_conditional_move, xtensa_expand_conditional_branch,
13265 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
13266 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
13267 Adjust operand numbers.
13268 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
13270 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
13271 (cmpsi, cmpsf, b<code>, s<code>): Delete.
13272 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
13274 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13276 * optabs.c (prepare_cmp_insn): Temporarily disable test that
13277 causes spurious differences between trunk and cond-optab branch.
13279 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
13282 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
13284 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
13286 * tree.c (iterative_hash_pointer): Delete.
13287 (iterative_hash_expr): Short-circuit handling of NULL pointer.
13288 Hash UIDs and versions of SSA names. Don't special-case built-in
13289 function declarations.
13291 2009-05-11 Ian Lance Taylor <iant@google.com>
13294 * graphite.c: Force -Wc++-compat to only be a warning before
13295 #including "cloog/cloog.h".
13297 2009-05-11 Martin Jambor <mjambor@suse.cz>
13299 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
13301 2009-05-11 Jan Hubicka <jh@suse.cz>
13303 * tree-ssa-loop-ivcanon.c: Include target.h
13304 (struct loop_size): new structure.
13305 (constant_after_peeling): New predicate.
13306 (tree_estimate_loop_size): New function.
13307 (estimated_unrolled_size): Rewrite for new estimates.
13308 (try_unroll_loop_completely): Use new estimates.
13309 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
13311 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
13313 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
13314 libcpp interface change.
13315 (spu_macro_to_expand): Likewise.
13317 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
13319 PR tree-optimization/40026
13320 * gimplify.c (gimplify_init_constructor): Change initial conditional
13321 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
13322 optimize_compound_literals_in_ctor.
13324 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
13326 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
13328 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
13330 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
13332 * tree-vect-data-refs.c (vect_analyze_group_access): Use
13333 HOST_WIDE_INT for gap.
13335 2009-05-11 Ira Rosen <irar@il.ibm.com>
13337 PR tree-optimization/40074
13338 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
13339 account in group size and step comparison.
13341 2009-05-11 Richard Guenther <rguenther@suse.de>
13343 * passes.c (init_optimization_passes): Strip now incorrect comment.
13344 (execute_function_todo): Do not set PROP_alias.
13345 * tree-pass.h (PROP_alias): Remove.
13346 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
13347 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
13348 * tree-nrv.c (pass_return_slot): Likewise.
13349 * tree-object-size.c (pass_object_sizes): Likewise.
13350 * tree-ssa-dom.c (pass_dominator): Likewise.
13351 (pass_phi_only_cprop): Likewise.
13352 * tree-ssa-dse.c (pass_dse): Likewise.
13353 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
13354 (pass_cselim): Likewise.
13355 * tree-ssa-pre.c (pass_pre): Likewise.
13356 (pass_fre): Likewise.
13357 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
13358 * tree-ssa-sink.c (pass_sink_code): Likewise.
13359 * tree-stdarg.c (pass_stdarg): Likewise.
13360 * tree-tailcall.c (pass_tail_calls): Likewise.
13361 * tree-vrp.c (pass_vrp): Likewise.
13363 2009-05-10 Ian Lance Taylor <iant@google.com>
13365 * basic-block.h (enum profile_status): Break out of struct
13366 control_flow_graph.
13367 * cgraph.h (struct inline_summary): Break out of struct
13369 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
13370 of struct cgraph_order_sort.
13371 * combine.c (enum undo_kind): New enum, broken out of struct undo.
13372 * cse.c (struct branch_path): Break out of struct
13373 cse_basic_block_data.
13374 * except.h (enum eh_region_type): Break out of struct eh_region.
13375 * gcc.c (enum add_del): Break out of struct modify_target.
13376 * genrecog.c (enum decision_type): Break out of struct decision_test.
13377 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
13379 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
13380 * regmove.c (enum match_use): New enum, broken out of struct match.
13381 * sched-int.h (enum post_call_group): New enum, broken out of
13383 (struct deps_reg): Break out of struct deps.
13384 * target.h (struct asm_int_op): Break out of struct gcc_target.
13385 * tree-eh.c (struct goto_queue_node): Break out of struct
13387 * tree-inline.h (enum copy_body_cge_which): Break out of
13389 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
13391 * c-decl.c (in_struct, struct_types): New static variables.
13392 (pushtag): Add loc parameter. Change all callers.
13393 (lookup_tag): Add ploc parameter. Change all callers.
13394 (check_compound_literal_type): New function.
13395 (parser_xref_tag): Add loc parameter. Change all callers. If
13396 -Wc++-compat, warn about struct/union/enum types defined within a
13398 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
13399 and loc parameters. Change all callers. Change error calls to
13400 error_at, using loc. For a redefinition, if the location of the
13401 original definition is known, report it. Set in_struct and
13402 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
13403 (finish_struct): Add new parameters enclosing_in_struct and
13404 enclosing_struct_types. Change all callers. Set
13405 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
13406 in the struct. If in a struct, add this struct to struct_types.
13407 (start_enum): Add loc parameter. Change all callers. Use
13408 error_at for errors, using loc. For a redefinition, if the
13409 location of the original definition is known, report it. If in a
13410 struct, add this enum type to struct_types. If -Wc++-compat warn
13411 if in sizeof, typeof, or alignof.
13412 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
13413 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
13414 (c_parser_enum_specifier): Get enum location for start_enum.
13415 (c_parser_struct_or_union_specifier): Get struct location for
13416 start_struct. Save in_struct and struct_types status between
13417 start_struct and finish_struct.
13418 (c_parser_cast_expression): Get location of cast.
13419 (c_parser_alignof_expression): Get location of type.
13420 (c_parser_postfix_expression): Likewise.
13421 (c_parser_postfix_expression_after_paren_type): Add type_loc
13422 parameter. Change all callers. Call check_compound_literal_type.
13423 Use type_loc for error about variable size type.
13424 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
13425 of an enum constant from an enum type defined in a struct or union.
13426 (c_cast_expr): Add loc parameter. Change all callers. If
13427 -Wc++-compat, warn about defining a type in a cast.
13428 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
13429 (start_enum, start_struct, finish_struct): Update declarations.
13430 (parser_xref_tag, c_cast_expr): Update declarations.
13431 (check_compound_literal_type): Declare.
13433 2009-05-11 Ben Elliston <bje@au.ibm.com>
13435 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
13436 for recent libcpp interface change.
13437 (rs6000_macro_to_expand): Likewise.
13439 2009-05-10 Michael Matz <matz@suse.de>
13442 * config/arm/arm.c (require_pic_register): Emit on entry edge,
13443 not at entry of function.
13445 2009-05-10 Richard Guenther <rguenther@suse.de>
13447 PR tree-optimization/40081
13449 * tree-sra.c (instantiate_element): Instantiate scalar replacements
13450 using the main variant of the element type. Do not fiddle with
13451 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
13453 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
13454 structs with volatile fields.
13456 2009-05-10 Jan Hubicka <jh@suse.cz>
13458 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
13459 (estimate_move_cost): Assert that it does not get called for
13461 (estimate_num_insns): Skip VOID types in argument handling.
13462 (optimize_inline_calls): Delete unreachable blocks and verify that
13463 callgraph is valid.
13465 2009-05-10 Jan Hubicka <jh@suse.cz>
13467 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
13468 * cgraph.c (cgraph_mark_address_taken_node): New function.
13469 (dump_cgraph_node): Dump new flag.
13470 * cgraph.h (struct cgraph_node): Add address_taken.
13471 (cgraph_mark_address_taken_node): New function.
13472 * ipa.c (cgraph_postorder): Prioritize functions with address taken
13473 since new direct calls can be born.
13475 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13477 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
13478 tok->val.node.node.
13480 2009-05-10 Jan Hubicka <jh@suse.cz>
13482 PR middle-end/40084
13483 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
13485 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
13486 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
13487 * tree-inline.c (copy_bb): Set frequency correctly.
13488 (fold_marked_statements): Update call to
13489 cgraph_update_edges_for_call_stmt.
13491 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13493 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
13494 identifiers in diagnostics.
13495 * config/arm/arm.c (arm_handle_fndecl_attribute,
13496 arm_handle_isr_attribute): Likewise.
13497 * config/avr/avr.c (avr_handle_progmem_attribute,
13498 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
13499 * config/bfin/bfin.c (handle_int_attribute,
13500 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
13501 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
13502 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
13504 * config/darwin.c (darwin_handle_kext_attribute,
13505 darwin_handle_weak_import_attribute): Likewise.
13506 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
13507 h8300_handle_eightbit_data_attribute,
13508 h8300_handle_tiny_data_attribute): Likewise.
13509 * config/i386/i386.c (ix86_handle_cconv_attribute,
13510 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
13511 * config/i386/winnt.c (ix86_handle_shared_attribute,
13512 ix86_handle_selectany_attribute): Likewise.
13513 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
13514 * config/m32c/m32c.c (function_vector_handler): Likewise.
13515 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
13516 m68hc11_handle_fntype_attribute): Likewise.
13517 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
13518 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
13519 * config/mips/mips.c (mips_insert_attributes,
13520 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
13521 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
13522 rs6000_handle_struct_attribute): Likewise.
13523 * config/sh/sh.c (sh_insert_attributes,
13524 sh_handle_resbank_handler_attribute,
13525 sh_handle_interrupt_handler_attribute,
13526 sh2a_handle_function_vector_handler_attribute,
13527 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
13529 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
13530 * config/spu/spu.c (spu_handle_fndecl_attribute,
13531 spu_handle_vector_attribute): Likewise.
13532 * config/stormy16/stormy16.c
13533 (xstormy16_handle_interrupt_attribute): Likewise.
13534 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
13535 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
13537 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13539 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
13540 (pp_translate_identifiers): New.
13541 (pp_identifier): Only conditionally translate identifier to locale
13543 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
13544 (pp_base_tree_identifier): Only conditionally translate identifier
13545 to locale character set.
13546 * c-pretty-print.c (M_): Define.
13547 (pp_c_type_specifier, pp_c_primary_expression): Mark English
13548 fragments for conditional translation with M_.
13549 * tree-pretty-print.c (maybe_init_pretty_print): Disable
13550 identifier translation.
13552 2009-05-10 Richard Guenther <rguenther@suse.de>
13554 PR tree-optimization/40081
13555 * tree-sra.c (instantiate_element): Instantiate scalar replacements
13556 using the main variant of the element type. Do not fiddle with
13557 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
13559 2009-05-09 Jan Hubicka <jh@suse.cz>
13561 PR middle-end/40080
13562 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
13563 indirect calls; verify cgraph afterwards.
13565 2009-05-09 Jan Hubicka <jh@suse.cz>
13568 * ipa.c (update_inlined_to_pointer): New function.
13569 (cgraph_remove_unreachable_nodes): Use it.
13571 2009-05-09 Jan Hubicka <jh@suse.cz>
13573 * tree-eh.c (struct leh_state): Remove prev_try.
13574 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
13575 not track prev_try.
13576 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
13577 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
13578 remove_eh_handler_and_replace, foreach_reachable_handler,
13579 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
13580 * except.h (struct eh_region): Remove eh_region_u_cleanup.
13581 (gen_eh_region_cleanup): Update prototype.
13583 2009-05-09 Jan Hubicka <jh@suse.cz>
13585 PR middle-end/40043
13586 * except.c (copy_eh_region): Always set prev_try.
13587 (redirect_eh_edge_to_label): Find outer try.
13588 (foreach_reachable_handler): When looking for prev try
13589 handle case where previous try is not going to be taken.
13591 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
13593 PR tree-optimization/40049
13594 * tree-vect-stmts.c (vectorizable_operation): If the machine has
13595 only vector/vector shifts, convert the type of the constant to the
13596 appropriate type to avoid building incorrect trees, which
13597 eventually have problems with garbage collection.
13599 2009-05-08 Joseph Myers <joseph@codesourcery.com>
13601 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
13602 -1 for complex floating-point types if honoring signed zeros.
13604 2009-05-08 Jan Hubicka <jh@suse.cz>
13606 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
13607 argument; handle correctly when profile is absent.
13608 (build_cgraph_edges): Update.
13609 (rebuild_cgraph_edges): Update.
13610 * cgraph.c: Do not include varray.h.
13611 (cgraph_set_call_stmt_including_clones): New function.
13612 (cgraph_create_edge_including_clones): Likewise
13613 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
13614 (cgraph_update_edges_for_call_stmt): Handle clones.
13615 (cgraph_remove_node): Handle clone tree.
13616 (cgraph_remove_node_and_inline_clones): New function.
13617 (dump_cgraph_node): Dump clone tree.
13618 (cgraph_clone_node): Handle clone tree.
13619 (clone_function_name): Bring here from tree-inline.c.
13620 (cgraph_create_virtual_clone): New function.
13621 * cgraph.h (ipa_replace_map): Move here from ipa.h.
13622 (cgraph_clone_info): New function.
13623 (strut cgraph_node): Add clone_info and new clone tree pointers.
13624 (cgraph_remove_node_and_inline_clones,
13625 cgraph_set_call_stmt_including_clones,
13626 cgraph_create_edge_including_clones,
13627 cgraph_create_virtual_clone): Declare.
13628 (cgraph_function_versioning): Use VEC argument.
13629 (compute_call_stmt_bb_frequency): Update prototype.
13630 (cgraph_materialize_all_clones): New function.
13631 * ipa-cp.c (ipcp_update_cloned_node): Remove.
13632 (ipcp_create_replace_map): Update to VECtors.
13633 (ipcp_update_callgraph): Use virtual clones.
13634 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
13635 (ipcp_update_profiling): Do not update local profiling.
13636 (ipcp_insert_stage): Use VECtors and virtual clones.
13637 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
13638 (clone_of_p): New function.
13639 (cgraph_preserve_function_body_p): Use clone tree.
13640 (cgraph_optimize): Materialize clones.
13641 (cgraph_function_versioning): Update for VECtors.
13642 (save_inline_function_body): Use clone tree.
13643 (cgraph_materialize_clone): New function.
13644 (cgraph_materialize_all_clones): Likewise.
13645 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
13646 * ipa.c: Include gimple.h.
13647 (cgraph_remove_unreachable_nodes): Use clone tree.
13648 * ipa-prop.c (ipa_note_param_call): Update call to
13649 compute_call_stmt_bb_frequencycall.
13650 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
13651 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
13652 (copy_bb): Handle updating of clone tree; add new edge when new call
13654 (expand_call_inline): Be strict about every call having edge.
13655 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
13656 (delete_unreachable_blocks_update_callgraph): New function.
13657 (tree_function_versioning): Use VECtors; always remove unreachable
13658 blocks and fold conditionals.
13659 * tree-inline.h: Do not include varray.h.
13660 (tree_function_versioning): Remove.
13661 * Makefile.in (GTFILES): Remove tree-inline.c
13662 * passes.c (do_per_function): Do only functions having body.
13663 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
13666 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
13667 Andrew Morrow <acm@google.com>
13670 * c-common.c (c_common_attribute_table): Permit deprecated
13671 attribute to take an optional argument.
13672 (handle_deprecated_attribute): If the optional argument to
13673 __attribute__((deprecated)) is not a string ignore the attribute
13674 and emit a warning.
13676 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
13677 * c-typeck.c (build_component_ref): Likewise.
13678 (build_external_ref): Likewise.
13680 * toplev.c (warn_deprecated_use): Add an attribute argument.
13681 Emit the message associated with __attribute__((deprecated)).
13683 * toplev.h (warn_deprecated_use): Updated.
13685 * doc/extend.texi: Document new optional parameter to
13686 __attribute__((deprecated))
13688 2009-05-08 Michael Eager <eager@eagercon.com>
13690 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
13691 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
13693 2009-05-08 Richard Guenther <rguenther@suse.de>
13695 PR tree-optimization/40062
13696 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
13697 Avoid exponential behavior.
13699 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13701 PR rtl-optimization/33928
13703 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
13704 process_uses, build_single_def_use_links): New.
13705 (update_df): Update use_def_ref.
13706 (forward_propagate_into): Use get_def_for_use instead of use-def
13708 (fwprop_init): Call build_single_def_use_links and let it initialize
13710 (fwprop_done): Free use_def_ref.
13711 (fwprop_addr): Eliminate duplicate call to df_set_flags.
13712 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
13713 df_rd_simulate_one_insn): New.
13714 (df_rd_bb_local_compute_process_def): Update head comment.
13715 (df_chain_create_bb): Use the new RD simulation functions.
13716 * df.h (df_rd_simulate_artificial_defs_at_top,
13717 df_rd_simulate_one_insn): New.
13718 * opts.c (decode_options): Enable fwprop at -O1.
13719 * doc/invoke.texi (-fforward-propagate): Document this.
13721 2009-05-08 Joseph Myers <joseph@codesourcery.com>
13724 * c-typeck.c (build_binary_op): Handle arithmetic between one real
13725 and one complex operand specially.
13726 * tree-complex.c (some_nonzerop): Do not identify a real value as
13727 zero if flag_signed_zeros.
13729 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13731 PR rtl-optimization/33928
13732 * loop-invariant.c (record_use): Fix && vs. || mishap.
13734 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13736 PR rtl-optimization/33928
13737 * loop-invariant.c (struct use): Add addr_use_p.
13738 (struct def): Add n_addr_uses.
13739 (struct invariant): Add cheap_address.
13740 (create_new_invariant): Set cheap_address.
13741 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
13742 (record_uses): Pass df_ref to record_use.
13743 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
13746 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
13748 * config/sh/sh.c: Do not include c-pragma.h.
13750 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
13752 * config/spu/spu.c: Remove include of c-common.h.
13754 2009-05-07 Janis Johnson <janis187@us.ibm.com>
13757 * c-common.h (mark_valid_location_for_stdc_pragma,
13758 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
13759 clear_float_const_decimal64, float_const_decimal64_p): New.
13760 * c.opt (Wunsuffixed-float-constants): New.
13761 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
13762 unsuffixed float constant, handle new warning.
13763 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
13764 * c-decl.c (c_scope): New flag float_const_decimal64.
13765 (set_float_const_decimal64, clear_float_const_decimal64,
13766 float_const_decimal64_p): New.
13767 (push_scope): Set new flag.
13768 * c-parser.c (c_parser_translation_unit): Mark when it's valid
13769 to use STDC pragmas.
13770 (c_parser_external_declaration): Ditto.
13771 (c_parser_compound_statement_nostart): Ditto.
13772 * c-pragma.c (valid_location_for_stdc_pragma,
13773 mark_valid_location_for_stdc_pragma,
13774 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
13775 handle_pragma_float_const_decimal64): New.
13776 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
13777 * cp/semantics.c (valid_location_for_stdc_pragma_p,
13778 set_float_const_decimal64, clear_float_const_decimal64,
13779 float_const_decimal64_p): New dummy functions.
13780 * doc/extend.texi (Decimal Float): Remove statement that the
13781 pragma, and suffix for double constants, are not supported.
13782 * doc/invoke.texi (Warning Options): List new option.
13783 (-Wunsuffixed-float-constants): New.
13785 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
13787 * config/i386/i386.c: Do not include c-common.h.
13789 2009-05-07 Mark Heffernan <meheff@google.com>
13791 * doc/invoke.texi (Debugging Options): Document change of debugging
13793 * opts.c (decode_options): Make dump_base_name relative to
13794 aux_base_name directory.
13796 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
13798 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
13799 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
13801 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
13803 * Makefile.in (install-plugin): Simplify a bit.
13805 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
13807 * Makefile.in (OBJS-common): Add regcprop.o.
13809 * timevar.def (TV_CPROP_REGISTERS): New.
13810 * regrename.c (regrename_optimize): Return 0.
13811 (rest_of_handle_regrename): Delete.
13812 (pass_rename_registers): Point to regrename_optimize.
13813 (struct value_data_entry, struct value_data,
13814 kill_value_one_regno, kill_value_regno, kill_value,
13815 set_value_regno, init_value_data, kill_clobbered_value,
13816 kill_set_value, kill_autoinc_value, copy_value,
13817 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
13818 replace_oldest_value_reg, replace_oldest_value_addr,
13819 replace_oldest_value_mem, copyprop_hardreg_forward_1,
13820 debug_value_data, validate_value_data): Move...
13821 * regcprop.c: ... here.
13822 (rest_of_handle_cprop): Delete.
13823 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
13825 2009-05-07 Jakub Jelinek <jakub@redhat.com>
13827 PR middle-end/40057
13828 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
13829 GEN_INT for 1 << bitnum.
13830 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
13831 build_int_cst_type.
13833 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
13835 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
13836 Remove wrong description of "nand" operation.
13838 2009-05-06 Richard Guenther <rguenther@suse.de>
13839 Adam Nemet <anemet@caviumnetworks.com>
13841 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
13842 comment. Add that if LHS is not a gimple register, then RHS1 has
13843 to be a single object (GIMPLE_SINGLE_RHS).
13845 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
13847 * expr.c (get_def_for_expr): Move it up in the file.
13848 (store_field): When expanding a bit-field store, look at the
13849 defining gimple stmt for the masking conversion.
13851 2009-05-06 Janis Johnson <janis187@us.ibm.com>
13853 PR middle-end/39986
13854 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
13855 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
13856 32-bit memcpy into long.
13858 2009-05-06 Jakub Jelinek <jakub@redhat.com>
13860 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
13861 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
13863 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
13864 instead of appending DW_OP_deref*.
13866 2009-05-06 Michael Matz <matz@suse.de>
13868 PR middle-end/40021
13869 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
13870 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
13872 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
13874 * Makefile.in (install-plugin): Fix srcdir handling.
13876 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
13878 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
13879 when processing for not_regs_needed bitmap.
13880 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
13881 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
13882 handling it for rhs.
13884 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
13886 * config/i386/i386.md (unnamed inc/dec peephole): Use
13887 optimize_insn_for_size_p instead of optimize_size.
13888 * config/i386/predicates.md (incdec_operand): Likewise.
13889 (aligned_operand): Likewise.
13890 * config/i386/sse.md (divv8sf3): Likewise.
13891 (sqrtv8sf2): Likewise.
13893 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
13895 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
13897 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
13899 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
13901 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
13902 ssemodesuffixf2c with avxmodesuffixf2c.
13904 2009-05-06 Joseph Myers <joseph@codesourcery.com>
13907 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
13909 2009-05-05 Jakub Jelinek <jakub@redhat.com>
13911 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
13912 (struct tree_base): Adjust spacing for 8 bit boundaries.
13913 (struct tree_decl_common): Add decl_by_reference_flag bit.
13914 (DECL_BY_REFERENCE): Adjust.
13915 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
13916 print DECL_BY_REFERENCE bit.
13917 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
13918 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
13919 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
13920 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
13923 PR middle-end/39666
13924 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
13925 range of the type, but default label is missing, add it with one
13926 of the existing labels instead of adding a new label for it.
13928 2009-05-05 Joseph Myers <joseph@codesourcery.com>
13932 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
13934 * Makefile.in (enable_plugin, plugin_includedir): New.
13935 (install): Depend on install-plugin.
13936 (PLUGIN_HEADERS): New.
13937 (install-plugin): New.
13938 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
13940 2009-05-05 Richard Guenther <rguenther@suse.de>
13942 PR tree-optimization/40022
13943 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
13945 (phivn_valid_p): Fix tuplification error, simplify.
13946 (phiprop_insert_phi): Add dumps.
13947 (propagate_with_phi): Simplify.
13949 2009-05-05 Richard Guenther <rguenther@suse.de>
13951 PR middle-end/40023
13952 * builtins.c (gimplify_va_arg_expr): Properly build the address.
13954 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
13956 * tree.h (strip_float_extensions): Remove duplicate declaration.
13957 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
13958 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
13959 block_ultimate_origin): Rearrange the declarations line to match the
13960 comment that indicates the .c file which the functions are defined.
13961 (dwarf2out_*, set_decl_rtl): Add comment.
13962 (get_base_address): Adjust comment.
13963 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
13964 declarations line and add comment.
13965 (is_builtin_name): Add blank after function name, for clarity.
13967 2009-05-04 Joseph Myers <joseph@codesourcery.com>
13969 * attribs.c (decl_attributes): Use %qE for identifiers in
13971 * cgraphunit.c (verify_cgraph_node): Translate function names to
13972 locale character set in diagnostics.
13973 * coverage.c (get_coverage_counts): Use %qE for identifiers in
13975 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
13976 Document that functions are named in UTF-8.
13977 * expr.c (expand_expr_real_1): Translate function names to locale
13978 character set in diagnostics.
13979 * gimplify.c (omp_notice_variable, omp_is_private,
13980 gimplify_scan_omp_clauses): Use %qE for identifiers in
13982 * langhooks.c (lhd_print_error_function): Translate function names
13983 to locale character set.
13984 * langhooks.h (decl_printable_name): Document that return value is
13985 in internal character set.
13986 * stmt.c: Include pretty-print.h
13987 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
13989 (resolve_operand_name_1): Translate named operand name to locale
13991 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
13993 * toplev.c (announce_function): Translate function names to locale
13995 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
13996 (default_tree_printer): Use pp_identifier or translate identifiers
13997 to locale character set. Mark "<anonymous>" for translation.
13998 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
13999 for identifiers in diagnostics.
14000 * tree.c (handle_dll_attribute): Use %qE for identifiers in
14002 * varasm.c (output_constructor): Use %qE for identifiers in
14005 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
14007 * configure.ac: use ` ` instead of $()
14008 * configure: Regenerate.
14010 2009-05-05 Ben Elliston <bje@au.ibm.com>
14012 * config/pa/linux-atomic.c: Eliminate conditional include of
14013 errno.h on non-LP64 systems to simplify build requirements.
14015 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14017 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
14019 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
14020 and pass value to identifier_to_locale.
14021 (warn_variable_length_array): Make name a tree.
14022 (grokdeclarator): Separate diagnostic texts for named and unnamed
14023 declarators. Use %qE for named declarators.
14024 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
14026 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
14027 identifiers in diagnostics.
14028 * c-typeck.c (push_member_name, start_init): Pass identifiers to
14029 identifier_to_locale. Mark "anonymous" strings for translation.
14031 2009-05-04 Michael Eager <eager@eagercon.com>
14033 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
14034 address for DImode/DFmode only if double-precision FP regs.
14036 2009-05-04 Michael Eager <eager@eagercon.com>
14038 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
14039 TARGET_SINGLE_FLOAT check.
14041 2009-05-04 Michael Eager <eager@eagercon.com>
14043 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
14045 2009-05-04 Michael Eager <eager@eagercon.com>
14047 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
14048 * config/rs6000/t-xilinx: New
14050 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
14052 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
14053 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
14054 * gcc/explow.c (memory_address): Use target hook.
14055 * gcc/targhooks.c (default_legitimize_address): New.
14056 * gcc/targhooks.h (default_legitimize_address): New.
14057 * gcc/target.h (legitimize_address): New.
14058 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
14059 (TARGET_INITIALIZER): Include it.
14060 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
14062 * config/bfin/bfin-protos.h (legitimize_address): Remove.
14063 * config/bfin/bfin.c (legitimize_address): Remove.
14064 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
14065 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
14067 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
14068 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
14070 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
14071 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
14072 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
14073 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
14074 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
14075 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
14076 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
14077 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
14078 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
14079 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
14080 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
14081 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
14082 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
14083 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
14084 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
14085 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
14086 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
14087 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
14088 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
14089 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
14090 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
14091 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
14092 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
14094 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
14095 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
14096 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
14097 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
14098 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
14099 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
14100 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
14101 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
14102 (thumb_legitimize_address): Delete.
14103 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
14104 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
14105 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
14106 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
14107 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
14108 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
14110 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
14113 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
14114 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
14115 * config/m32r/m32r.c (m32r_legitimize_address): New.
14116 * config/m68k/m68k.c (m68k_legitimize_address): New.
14117 * config/score/score.c (score_legitimize_address): Standardize.
14118 * config/score/score3.c (score3_legitimize_address): Standardize.
14119 * config/score/score3.h (score3_legitimize_address): Adjust.
14120 * config/score/score7.c (score7_legitimize_address): Standardize.
14121 * config/score/score7.h (score7_legitimize_address): Adjust.
14122 * config/sh/sh.c (sh_legitimize_address): New.
14123 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
14125 * gcc/config/s390/s390.c (legitimize_address): Rename to...
14126 (s390_legitimize_address): ... this.
14127 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
14128 (sparc_legitimize_address): ... this.
14129 * gcc/config/i386/i386.c (legitimize_address): Rename to...
14130 (ix86_legitimize_address): ... this.
14131 * gcc/config/avr/avr.c (legitimize_address): Rename to...
14132 (avr_legitimize_address): ... this.
14133 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
14134 (mn10300_legitimize_address): ... this.
14135 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
14136 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
14137 (alpha_expand_mov): Adjust call.
14139 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
14140 * config/spu/spu.c (spu_legitimize_address): Likewise.
14141 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
14142 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
14144 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14146 * intl.c (locale_encoding, locale_utf8): New.
14147 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
14148 * intl.h (locale_encoding, locale_utf8): Declare.
14149 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
14150 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
14152 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
14154 (pp_tree_identifier): Define to call pp_base_tree_identifier.
14155 (pp_base_tree_identifier): Declare as function.
14156 (identifier_to_locale): Declare.
14157 * Makefile.in (pretty-print.o): Update dependencies.
14158 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
14160 2009-05-04 Richard Guenther <rguenther@suse.de>
14162 PR middle-end/40015
14163 * builtins.c (fold_builtin_memory_op): Do not decay to element
14164 type if the size matches the whole array.
14166 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
14168 * expmed.c (synth_mult): When trying out a shift, pass the result
14171 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
14173 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
14174 (shiftsub1_cost): New.
14175 (init_expmed): Compute shiftsub1_cost.
14176 (synth_mult): Optimize multiplications by constants of the form
14177 -(2^^m-1) for some constant positive integer m.
14179 2009-05-03 Richard Guenther <rguenther@suse.de>
14182 * c-typeck.c (array_to_pointer_conversion): Do not built
14183 ADDR_EXPRs of arrays of pointer-to-element type.
14184 * c-gimplify.c (c_gimplify_expr): Revert change fixing
14185 up wrong ADDR_EXPRs after-the-fact.
14186 * c-common.c (strict_aliasing_warning): Strip pointer
14187 conversions for obtaining the original type.
14188 * builtins.c (fold_builtin_memset): Handle array types.
14189 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
14192 2009-05-03 Richard Guenther <rguenther@suse.de>
14194 PR middle-end/23329
14195 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
14196 Do not lose casts from array types with unknown extent to array
14197 types with known extent.
14198 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
14199 alias set compatibility.
14201 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
14203 * flags.h (extra_warnings): Delete.
14204 * toplev.c (process_options): Handle Wuninitialized here.
14205 * opts.c (extra_warnings): Delete.
14206 (set_Wextra): Delete.
14207 (common_handle_option): -Wextra can be handled automatically.
14208 * c-opts.c (c_common_handle_option): Delete obsolete code.
14209 (c_common_post_options): Simplify comment.
14210 * common.opt (W): Add Var.
14212 (Wuninitialized): Initialize to -1.
14214 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
14215 Richard Guenther <rguenther@suse.de>
14217 * expr.c (get_def_for_expr): New function.
14218 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
14219 SSA rather than trees.
14220 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
14221 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
14223 2009-05-03 Joseph Myers <joseph@codesourcery.com>
14225 * c-common.c (reswords): Add _Imaginary.
14226 * c-common.c (enum rid): Add RID_IMAGINARY.
14228 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
14230 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
14231 Patch by Richard Guenther.
14233 2009-05-03 Anatoly Sokolov <aesok@post.ru>
14235 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
14236 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14237 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
14238 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
14239 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
14240 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
14241 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
14242 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
14243 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
14244 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
14245 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
14246 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
14247 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
14248 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
14249 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
14250 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
14251 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
14252 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
14254 2009-05-02 Richard Guenther <rguenther@suse.de>
14256 PR tree-optimization/39940
14257 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
14260 2009-05-02 Richard Guenther <rguenther@suse.de>
14262 PR middle-end/40001
14263 * tree-ssa.c (execute_update_addresses_taken): Properly check
14264 if we can mark a variable DECL_GIMPLE_REG_P.
14265 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
14266 back to the end of the function.
14267 (is_gimple_reg_type): Remove complex type special casing.
14268 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
14271 2009-05-02 Ben Elliston <bje@au.ibm.com>
14273 * doc/collect2.texi (Collect2): Document search path behaviour
14274 when configured with --with-ld.
14276 2009-05-02 Jan Hubicka <jh@suse.cz>
14278 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
14279 parameter; update callers.
14280 (coalesce_cost_edge): EH edges are costier because they needs
14281 splitting even if not critical and even more costier when there are
14282 multiple EH predecestors.
14284 2009-05-02 Jan Hubicka <jh@suse.cz>
14286 * except.c (remove_eh_handler_and_replace): Handle updating after
14287 removing TRY blocks.
14289 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
14291 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
14293 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
14295 * varasm.c: Do not include c-pragma.h.
14296 * attribs.c: Do not incude c-common.h.
14298 2009-05-01 Michael Matz <matz@suse.de>
14300 * calls.c (initialize_argument_information): Handle SSA names like
14301 decls with a non MEM_P DECL_RTL.
14303 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
14305 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
14306 * ipa-utils.c: Likewise.
14307 * ipa-type-escape.c: Likewise.
14308 * cgraphunit.c Do not include c-common.h.
14309 * ipa-pure-const.c: Likewise.
14310 * tree-if-conv.c: Likewise.
14311 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
14312 * ipa-struct-reorg.c: Likewise.
14313 * tree-nomudflap.c: Likewise.
14314 * tree-ssa-structalias.c: Likewise.
14316 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
14318 * store-motion.c: Many cleanups to make this pass a first-class
14319 citizen instead of an appendix to gcse load motion. Add TODO list
14320 to make this pass faster/cleaner/better.
14322 (struct ls_expr): Post gcse.c-split cleanups.
14323 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
14324 "stores" field to "avail_stores".
14325 (pre_ldst_mems): Rename to store_motion_mems.
14326 (pre_ldst_table): Rename to store_motion_mems_table.
14327 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
14328 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
14329 (ldst_entry): Rename to st_expr_entry, update users.
14330 (free_ldst_entry): Rename to free_st_expr_entry, update users.
14331 (free_ldst_mems): Rename to free_store_motion_mems, update users.
14332 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
14334 (first_ls_expr): Rename to first_st_expr, update users.
14335 (next_ls_expr): Rename to next_st_expr, update users.
14336 (print_ldst_list): Rename to print_store_motion_mems. Print names of
14337 fields properly for store motion instead of names inherited from load
14339 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
14340 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
14343 (ae_kill): Rename to st_kill, update users.
14344 (ae_gen): Rename to st_avloc, update users.
14345 (transp): Rename to st_transp, update users.
14346 (pre_insert_map): Rename to st_insert_map, update users.
14347 (pre_delete_map): Rename to st_delete_map, update users.
14348 (insert_store, build_store_vectors, free_store_memory,
14349 one_store_motion_pass): Update for abovementioned changes.
14351 (gcse_subst_count, gcse_create_count): Remove.
14352 (one_store_motion_pass): New statistics counters "n_stores_deleted"
14353 and "n_stores_created", local variables.
14355 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
14358 (regvec, compute_store_table_current_insn): Remove.
14359 (reg_set_info, reg_clear_last_set): Remove.
14360 (compute_store_table): Use DF caches instead of local dataflow
14363 2009-05-01 Joseph Myers <joseph@codesourcery.com>
14365 * c-objc-common.c (c_tree_printer): Print identifiers with
14366 pp_identifier, not pp_string. Mark "({anonymous})" for
14368 * c-pretty-print.c (pp_c_ws_string): New.
14369 (pp_c_cv_qualifier, pp_c_type_specifier,
14370 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
14371 pp_c_storage_class_specifier, pp_c_function_specifier,
14372 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
14373 pp_c_primary_expression, pp_c_postfix_expression,
14374 pp_c_unary_expression, pp_c_shift_expression,
14375 pp_c_relational_expression, pp_c_equality_expression,
14376 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
14377 use pp_string and pp_c_ws_string in place of pp_identifier and
14378 pp_c_identifier for non-identifiers. Mark English strings for
14380 * c-pretty-print.h (pp_c_ws_string): Declare.
14382 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
14383 Roland McGrath <roland@redhat.com>
14385 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
14386 (ENABLE_LD_BUILDID): New configuration option.
14387 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
14388 (LINK_BUILDID_SPEC): New macro.
14389 (init_spec): If defined, prepend it between LINK_EH_SPEC and
14391 * doc/install.texi: Document --enable-linker-build-id option.
14392 * configure: Rebuild.
14393 * config.in: Rebuild.
14395 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
14397 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
14398 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
14399 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
14400 MIPS_GP_SAVE_AREA_SIZE.
14401 * config/mips/mips.c (struct mips_frame_info): Update comment
14402 before arg_pointer_offset and hard_frame_pointer_offset.
14403 (mips_compute_frame_info): Update diagram before function: to
14404 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
14405 indicate the position of frame_pointer_rtx with -fstack-protector and
14406 to show args_size. Don't allocate cprestore area for leaf functions
14407 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
14409 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
14411 2009-04-30 Michael Matz <matz@suse.de>
14413 PR tree-optimization/39955
14414 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
14416 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
14418 * ira.c (setup_cover_and_important_classes): Use safe macro
14419 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
14421 * genpreds.c (write_tm_preds_h): Output suitable definition of
14422 REG_CLASS_FOR_CONSTRAINT.
14424 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
14426 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
14428 * bitmap.c (bitmap_descriptor): Likewise.
14429 * ggc-common.c (loc_descriptor): Likewise.
14430 * varray.c (varray_descriptor): Likewise.
14431 * vec.c (vec_descriptor): Likewise.
14433 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
14435 * Makefile.in (dce.o): Add $(EXCEPT_H).
14436 * dce.c: Include except.h and delete redundant vector definitions.
14437 (deletable_insn_p): Return false for non-call insns that can throw
14440 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
14442 * gcse.c (ae_gen): Remove.
14443 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
14444 and make non-static function to make it available in store-motion.c.
14445 Update call sites with search-and-replace.
14446 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
14447 extract_mentioned_regs, extract_mentioned_regs_helper,
14448 find_moveable_store, compute_store_table, load_kills_store, find_loads,
14449 store_killed_in_insn, store_killed_after, store_killed_before,
14450 build_store_vectors, insert_insn_start_basic_block, insert-store,
14451 remove_reachable_equiv_notes, replace_store_insn, delete_store,
14452 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
14453 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
14454 * store-motion.c: ...new file. Also copy data structures from gcse.c
14455 and clean up to remove parts not used by store motion.
14456 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
14457 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
14459 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14462 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
14463 when optimizing for size.
14465 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
14467 * gcse.c (gcse_constant_p): Fix typo in last change.
14469 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
14471 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
14473 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
14475 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
14477 2009-04-29 James E. Wilson <wilson@codesourcery.com>
14479 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
14480 CONST_HIGH_PART result.
14482 2009-04-29 Anatoly Sokolov <aesok@post.ru>
14484 * config/avr/avr.c (initial_elimination_offset): Rename to
14485 avr_initial_elimination_offset.
14486 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
14487 change return type to bool.
14488 (avr_can_eliminate): New function.
14489 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
14490 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
14491 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
14492 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
14493 avr_initial_elimination_offset.
14494 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
14495 (avr_initial_elimination_offset): Define.
14497 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
14498 Steven Bosscher <steven@gcc.gnu.org>
14500 PR rtl-optimization/39938
14501 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
14502 * cfgrtl.c: Include insn-attr.h.
14503 (rest_of_pass_free_cfg): New function.
14504 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
14505 * resource.c (init_resource_info): Remove call to df_analyze.
14507 2009-04-29 Richard Guenther <rguenther@suse.de>
14510 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
14511 allow conversion to signed integers.
14513 2009-04-29 Richard Guenther <rguenther@suse.de>
14515 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
14516 shifts of floating point vectors if the shift amount is
14517 a constant multiple of the element size.
14519 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
14520 Michael Matz <matz@suse.de>
14522 PR middle-end/39927
14524 * tree-outof-ssa.c (emit_partition_copy): New function.
14525 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
14526 insert_part_to_rtx_on_edge): Perform the partition base var
14527 copy using emit_partition_copy.
14528 (insert_value_copy_on_edge): Convert constants to the right mode.
14529 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
14530 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
14532 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14534 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
14535 scan backwards to try to find a constant to initialize it.
14537 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
14538 insn before the loop_end instruction, don't look past labels.
14540 2009-04-29 Richard Guenther <rguenther@suse.de>
14542 PR middle-end/39937
14543 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
14544 loose type conversions.
14545 (forward_propagate_addr_expr): Fix tuplification bug. Remove
14546 stmts only if there are no uses of its definition.
14548 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14550 * config/bfin/bfin.h (splitting_loops): Declare.
14551 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
14552 Reorder bit definitions to be ascending.
14553 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
14554 * config/bfin/bfin.c (splitting_loops): New variable.
14555 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
14556 (struct loop_info): Remove members INIT and LOOP_INIT.
14557 (bfin_optimize_loop): Don't set them. Reorder the code that generates
14558 the LSETUP sequence. Allow LC to be loaded from any register, but
14559 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
14560 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
14562 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
14563 of reload_completed.
14566 * config/bfin/bfin.md (movsi_insn): Refine constraints.
14568 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
14570 * Makefile.in (PLUGIN_VERSION_H): New.
14571 (OBJS-common): Remove plugin-version.o.
14572 (plugin.o): Depend on (PLUGIN_VERSION_H).
14573 (plugin-version.o): Remove.
14574 * configure: Regenerate
14575 * configure.ac: Create plugin-version.h.
14576 * gcc-plugin.h (plugin_gcc_version): Remove.
14577 (plugin_default_version_check): Change signature.
14578 * plugin-version.c: Remove.
14579 * plugin.c: Include plugin-version.h.
14580 (str_plugin_gcc_version_name): Remove.
14581 (try_init_one_plugin): Pass gcc version to plugin_init.
14582 (plugin_default_version_check): Both gcc and plugin versions are now
14585 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14587 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
14588 problematic last insns. Test for TYPE_CALL rather than CALL_P.
14589 Remove special case testing for last insn of inner loops. Don't fail
14590 if the loop ends with a jump, emit an extra nop instead.
14592 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
14593 DREGS rather than comparing directly. Remove code that tries to
14594 account for latencies.
14596 2009-04-29 Richard Guenther <rguenther@suse.de>
14598 PR tree-optimization/39941
14599 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
14600 eliminating an indirect call.
14602 2009-04-29 Richard Guenther <rguenther@suse.de>
14604 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
14605 parameter. Allow invariants as base if !require_lvalue.
14606 (verify_gimple_assign_single): Adjust.
14608 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14610 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
14611 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
14612 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
14613 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
14614 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
14616 * config/bfin/bfin.c (bfin_expand_builtin,
14617 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
14619 2009-04-28 Richard Guenther <rguenther@suse.de>
14621 * tree-vect-loop.c (get_initial_def_for_induction): Use
14622 correct types for pointer increment.
14624 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14626 * toplev.c (print_version): Update GMP version string calculation.
14628 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
14630 PR rtl-optimization/39938
14631 * resource.c (init_resource_info): Add call to df_analyze.
14633 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14635 * config/alpha/alpha.md (usegp): Cast the result of
14636 alpha_find_lo_sum_using_gp to enum attr_usegp.
14637 * config/alpha/alpha.c (override_options): Remove end-of-structure
14638 marker element from cpu_table. Use array size of cpu_table to handle
14639 -mcpu and -mtune options.
14640 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
14642 2009-04-28 Joseph Myers <joseph@codesourcery.com>
14644 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
14645 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
14646 tune_32 and tune_64.
14647 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
14648 support on PowerPC.
14649 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
14650 * config/rs6000/option-defaults.h: ... here. New file.
14651 (OPT_64, OPT_32): Define.
14652 (MASK_64BIT): Define to 0 if not already defined.
14653 (OPT_ARCH64, OPT_ARCH32): Define.
14654 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
14657 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14659 * config/arm/arm.c (arm_override_options): Emit error on using
14662 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14664 PR rtl-optimization/39914
14665 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
14666 registers for allocnos created from user-defined variables only
14667 when not optimizing.
14669 2009-04-28 Richard Guenther <rguenther@suse.de>
14671 PR middle-end/39937
14672 * fold-const.c (fold_binary): Use distribute_real_division only
14675 2009-04-28 Steve Ellcey <sje@cup.hp.com>
14677 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
14678 add hpux-stdint.h to tm_file.
14679 (hppa[12]*-*-hpux11*): Ditto.
14680 (ia64*-*-hpux*): Ditto.
14681 * config/hpux-stdint.h: New.
14682 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
14683 __STDC_EXT__ for all compiles.
14684 * config/pa/pa-hpux.h: Ditto.
14685 * config/pa/pa-hpux10.h: Ditto.
14686 * config/pa/pa-hpux11.h: Ditto.
14688 2009-04-28 Catherine Moore <clm@codesourcery.com>
14690 * debug.h (set_name): Add comment.
14692 2009-04-28 Andrew Pinski <pinskia@gmail.com>
14695 * config/darwin.c (machopic_gen_offset): Check
14696 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
14697 * config/arm/arm.c (require_pic_register): Likewise.
14699 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
14701 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
14702 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
14703 m32c_promote_prototypes): Delete.
14705 2009-04-28 Michael Matz <matz@suse.de>
14707 PR middle-end/39922
14708 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
14711 2009-04-28 Richard Guenther <rguenther@suse.de>
14713 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
14715 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14717 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
14718 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
14719 * config/arm/arm-tune.md: Regenerate.
14721 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
14723 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
14724 block if there are complex incoming edges.
14725 (sel_merge_blocks): Remove useless assert.
14726 (sel_redirect_edge_and_branch): Check that edge was redirected.
14727 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
14728 (sel_find_rgns): Delete declaration.
14729 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
14730 the region when it is not a preheader.
14732 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14735 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
14737 2009-04-28 Richard Guenther <rguenther@suse.de>
14739 * tree.h (SSA_NAME_VALUE): Remove.
14740 (struct tree_ssa_name): Remove value_handle member.
14741 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
14742 array for jump threading.
14743 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
14745 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
14746 * tree-flow.h (threadedge_initialize_values): Declare.
14747 (threadedge_finalize_values): Likewise.
14748 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
14749 (SSA_NAME_VALUE): Define.
14750 (threadedge_initialize_values): New function.
14751 (threadedge_finalize_values): Likewise.
14752 * tree-ssa-dom.c (ssa_name_values): New global variable.
14753 (SSA_NAME_VALUE): Define.
14754 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
14756 2009-04-28 Ira Rosen <irar@il.ibm.com>
14758 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
14759 Use REPORT_VECTORIZED_LOCATIONS instead
14760 REPORT_VECTORIZED_LOOPS.
14761 * tree-vectorizer.c (vect_verbosity_level): Make static.
14762 (vect_loop_location): Rename to vect_location.
14763 (vect_set_verbosity_level): Update comment.
14764 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
14766 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
14767 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
14768 instead REPORT_UNVECTORIZED_LOOPS.
14769 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
14770 and vect_loop_def to vect_external_def and vect_internal_def.
14771 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
14772 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
14773 REPORT_UNVECTORIZED_LOCATIONS.
14774 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
14775 and vect_used_in_loop and to vect_unused_in_scope and
14776 vect_used_in_scope.
14777 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
14778 (vect_verbosity_level): Remove declaration.
14779 (vect_analyze_operations): Likewise.
14780 (vect_analyze_stmt): Declare.
14781 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
14782 REPORT_UNVECTORIZED_LOCATIONS.
14783 (vect_get_loop_niters): Fix indentation.
14784 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
14785 (vect_analyze_loop_operations): New function.
14786 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
14787 vect_analyze_operations.
14788 (vect_is_simple_reduction): Use new names.
14789 (vectorizable_live_operation, vect_transform_loop): Likewise.
14790 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
14791 to specify whether the data references can be a part of interleaving
14793 (vect_analyze_data_ref_dependence): Use new names.
14794 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
14795 (vect_create_addr_base_for_vector_ref): Remove redundant code.
14796 * tree-vect-patterns.c (widened_name_p): Use new names.
14797 (vect_recog_dot_prod_pattern): Likewise.
14798 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
14799 (process_use, vect_mark_stmts_to_be_vectorized,
14800 vect_model_simple_cost, vect_model_store_cost,
14801 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
14802 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
14803 vectorizable_operation, vectorizable_type_demotion,
14804 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
14805 vectorizable_condition): Likewise.
14806 (vect_analyze_operations): Split into vect_analyze_loop_operations
14808 (vect_analyze_stmt): ... new function.
14809 (new_stmt_vec_info): Use new names.
14810 (vect_is_simple_use): Use new names and fix comment.
14811 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
14812 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
14814 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14817 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
14818 and integer modes for x87 operands. Do not ICE for unsupported size,
14819 generate error instead. Generate error for unsupported operand types.
14820 ['z']: Do not handle HImode memory operands specially. Warning
14821 for floating-point operands. Fallthru to 'Z' for unsupported operand
14822 types. Do not ICE for unsupported size, generate error instead.
14823 (output_387_binary_op): Use %Z to output operands.
14824 (output_fp_compare): Ditto.
14825 (output_387_reg_move): Ditto.
14827 2009-04-28 Ben Elliston <bje@au.ibm.com>
14832 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14834 * builtins.c (c_strlen): Do not warn here.
14835 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
14836 * c-common.c (pointer_int_sum): Take an explicit location.
14837 Warn about offsets out of bounds.
14838 * c-common.h (pointer_int_sum): Adjust declaration.
14840 2009-04-27 Ian Lance Taylor <iant@google.com>
14842 * collect2.c (is_ctor_dtor): Change type of ret field in struct
14844 * dce.c (run_fast_df_dce): Change type of old_flags to int.
14845 * df-core.c (df_set_flags): Change return type to int. Change
14846 type of old_flags to int.
14847 (df_clear_flags): Likewise.
14848 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
14849 (df_get_conditional_uses): Likewise.
14850 * df.h (df_set_flags, df_clear_flags): Update declarations.
14851 * dwarf2out.c (struct indirect_string_node): Change type of form
14852 field to enum dwarf_form.
14853 (AT_string_form): Change return type to enum dwarf_form.
14854 * fixed-value.c (fixed_compare): Add cast to enum type.
14855 * fwprop.c (update_df): Change 0 to VOIDmode.
14856 * gensupport.c: Change 0 to UNKNOWN.
14857 * gimple.h (gimple_cond_code): Add cast to enum type.
14858 * haifa-sched.c (reemit_notes): Add cast to enum type.
14859 * hooks.c (hook_int_void_no_regs): Remove function.
14860 * hooks.h (hook_int_void_no_regs): Remove declaration.
14861 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
14862 * predict.c (combine_predictions_for_insn): Add casts to enum type.
14863 * real.c (real_arithmetic): Add cast to enum type.
14864 (real_compare): Likewise.
14865 * target.h (struct gcc_target): Change return type of
14866 branch_target_register_class to enum reg_class.
14867 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
14868 default_branch_target_register_class.
14869 * targhooks.c (default_branch_target_register_class): New function.
14870 * targhooks.h (default_branch_target_register_class): Declare.
14871 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
14872 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
14874 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
14876 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
14877 vect_uninitialized_def. Change 0 to ERROR_MARK.
14878 * tree-vect-stmts.c (supportable_widening_operation): Don't
14879 initialize icode1 and icode2.
14880 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
14881 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
14883 (cmn_err_flag_specs): Change 0 to STD_C89.
14884 (cmn_err_char_table): Likewise.
14885 * config/arm/arm.c (get_arm_condition_code): Change type of code
14886 to enum arm_cond_code.
14887 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
14888 (IWMMXT_BUILTIN2): Likewise.
14889 (neon_builtin_type_bits): Don't define typedef.
14890 (neon_builtin_datum): Change type of bits field to int.
14891 (arm_expand_neon_args): Add cast to enum type.
14892 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
14894 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
14895 casts to enum type.
14896 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
14898 * config/mips/mips.md (jal_macro): Return enum constant.
14899 (single_insn): Likewise.
14900 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
14902 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14903 casts to enum type.
14904 * config/s390/s390.c (s390_tune_flags): Change type to int.
14905 (s390_arch_flags): Likewise.
14906 (s390_handle_arch_option): Change flags field of struct pta to int.
14907 * config/s390/s390.h (s390_tune_flags): Update declaration.
14908 (s390_arch_flags): Likewise.
14909 * config/sh/sh.c (prepare_move_operands): Compare
14910 tls_symbolic_operand result with enum constant.
14911 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
14912 (sh_expand_prologue): Add cast to enum type.
14913 (sh_expand_epilogue): Likewise.
14914 (tls_symbolic_operand): Change return type to enum tls_model.
14915 (fpscr_set_from_mem): Add cast to enum type.
14916 (legitimize_pic_address): Compare tls_symbolic_operand result with
14918 (sh_target_reg_class): Change return type to enum reg_class.
14919 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
14921 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
14922 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
14923 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
14924 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
14925 (delayed_branch, tls_call_delay): Likewise.
14926 (eligible_for_sibcall_delay): Likewise.
14927 (eligible_for_return_delay): Likewise.
14928 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
14929 (spu_expand_builtin_1): Likewise.
14931 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
14932 for all types of conversions.
14933 (output_init_element): Issue -Wc++-compat warning if needed when
14934 initializing a bitfield with enum type.
14935 * c-parser.c (c_parser_expression): Set original_type to
14936 original_type of right hand operand of comma operator.
14938 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14940 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
14942 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
14943 * doc/cpp.texi (Standard Predefined Macros)
14944 (Implementation-defined behavior): Likewise.
14945 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
14946 * doc/gimple.texi (GIMPLE Exception Handling)
14947 (@code{GIMPLE_ASSIGN}): Likewise.
14948 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
14949 * doc/invoke.texi (Warning Options, Optimize Options)
14950 (AVR Options, Darwin Options): Likewise.
14951 (Optimize Options): Reformulate -fwhole-program description.
14952 * doc/loop.texi (Lambda): Likewise.
14953 * doc/md.texi (Output Template, Define Constraints)
14954 (Standard Names, Insn Splitting): Likewise.
14955 * doc/options.texi (Option properties): Likewise.
14956 * doc/passes.texi (Tree-SSA passes): Likewise.
14957 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
14958 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
14959 (File Names and DBX): Likewise.
14960 * doc/trouble.texi (Incompatibilities): Likewise.
14962 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14964 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
14965 instruction is correct.
14967 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14969 Allow non-constant arguments to conversion intrinsics.
14970 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
14971 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
14972 * spu.c (print_operand): Handle 'v' and 'w'.
14973 (exp2_immediate_p, spu_gen_exp2): Define.
14974 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
14975 spu_convtf_1): Update parameter descriptions.
14976 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
14977 * constraints.md ('v', 'w'): New.
14978 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
14980 (i2f, I2F): New define_mode_attr.
14981 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
14982 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
14983 fixuns_truncv4sfv4si2): Update to use mode attribute.
14984 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
14985 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
14986 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
14987 patterns for combine.
14989 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
14991 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
14992 (cprop, hoist, pre, store_motion): New debug counters.
14993 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
14994 is not an RTL pass anymore.
14995 (pass_profiling): Remove extern decl for pass removed in 2005.
14996 (pass_gcse, pass_jump_bypass): Remove.
14997 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
14998 to 0 for clean state.
14999 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
15000 * cse.c (gate_handle_cse_after_global_opts,
15001 rest_of_handle_cse_after_global_opts): New functions.
15002 (pass_cse_after_global_opts): New pass, does local CSE.
15003 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
15004 (TV_CPROP): New timevar.
15005 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
15006 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
15007 (gcse_main, recompute_all_luids): Remove.
15008 (compute_hash_table_work): Call max_reg_num instead of reading
15010 (cprop_jump): Don't set run_jump_opt_after_gcse.
15011 (constprop_register): Always allow to alter jumps.
15012 (cprop_insn): Likewise.
15013 (do_local_cprop): Likewise.
15014 (local_cprop_pass): Likewise. Return non-zero if something changed.
15015 (cprop): Remove function, fold interesting bits into one_cprop_pass.
15016 (find_implicit_sets): Add note about missed optimization opportunity.
15017 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
15018 pass_rtl_cprop execute function.
15019 Don't bother tracking the pass number, each pass gets its own dumpfile
15021 Always allow to alter jumpsand bypass jumps.
15022 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
15023 will just find no suitable set.
15024 (pre_edge_insert): Fix dumping, this function is for PRE only.
15025 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
15026 pass_rtl_pre execute function.
15027 (hoist_code): Return non-zero if something changed. Keep track of
15028 substitutions and insertions for statistics gathering similar to PRE.
15029 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
15030 called from the pass_rtl_hoist execute function. Show pass statistics.
15031 (compute_store_table): Use max_reg_num directly instead of using the
15032 formerly global max_gcse_regno.
15033 (build_store_vectors): Likewise.
15034 (replace_store_insn): Fix dumping.
15035 (store_motion): Rename to ...
15036 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
15037 pass, called from the pass_rtl_store_motion execute function. Keep
15038 track of substitutions and insertions for statistics gathering similar
15040 (bypass_jumps): Remove, fold interesting bits into ...
15041 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
15042 from the pass_rtl_cprop execute function.
15043 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
15044 pass_jump_bypass): Remove.
15045 (gate_handle_gcse, rest_of_handle_gcse): Remove.
15046 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
15047 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
15048 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
15049 (gate_rtl_store_motion, execute_rtl_store_motion,
15050 pass_rtl_store_motion): New.
15051 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
15052 make it clear that -fcse-skip-blocks is a no-op for backward compat.
15053 * passes.c (init_optimization_passes): Remove pass_gcse and
15054 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
15055 and cse_after_global_opts in place of pass_gcse. Schedule cprop
15056 instead of pass_jump_bypass.
15058 2009-04-27 Richard Guenther <rguenther@suse.de>
15060 PR middle-end/39928
15061 * gimplify.c (gimplify_expr): If we are required to create
15062 a temporary make sure it ends up as register.
15064 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
15067 * config/i386/i386.c (construct_container): Don't call
15068 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
15069 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
15071 2009-04-27 Michael Matz <matz@suse.de>
15073 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
15074 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
15075 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
15076 (dump_replaceable_exprs): Take a bitmap.
15077 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
15079 (expand_gimple_basic_block): Likewise.
15080 * tree-ssa-ter.c (struct temp_expr_table_d): Make
15081 replaceable_expressions member a bitmap.
15082 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
15083 (mark_replaceable): Likewise.
15084 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
15085 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
15087 2009-04-27 Richard Guenther <rguenther@suse.de>
15089 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
15090 (verify_stmts): Dispatch to gimple/type verification code.
15091 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
15092 issue with call argument types.
15094 2009-04-27 Michael Matz <matz@suse.de>
15096 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
15097 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
15100 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
15101 Eric Botcazou <ebotcazou@adacore.com>
15103 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
15104 a label's basic block.
15105 (mark_target_live_regs): Tidy and rework obsolete comments.
15106 Change back DF problem to LIVE. If a label starts a basic block,
15107 assume that all registers that used to be live then still are.
15108 (init_resource_info): If a label starts a basic block, set its
15109 BLOCK_FOR_INSN accordingly.
15110 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
15112 2009-04-27 Richard Guenther <rguenther@suse.de>
15114 * tree-flow-inline.h (function_ann): Remove.
15115 (get_function_ann): Likewise.
15116 * tree-dfa.c (create_function_ann): Remove.
15117 * tree-flow.h (struct static_var_ann_d): Remove.
15118 (struct function_ann_d): Likewise.
15119 (union tree_ann_d): Remove fdecl member.
15120 (function_ann_t): Remove.
15121 (function_ann, get_function_ann, create_function_ann): Remove
15124 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
15126 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
15128 2009-04-27 Jan Hubicka <jh@suse.cz>
15130 * ipa-pure-const.c (struct funct_state_d): New fields
15131 state_previously_known, looping_previously_known; remove
15132 state_set_in_source.
15133 (analyze_function): Use new fields.
15134 (propagate): Avoid assumption that state_set_in_source imply
15137 * tree-ssa-loop-niter.c (finite_loop_p): New function.
15138 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
15139 * cfgloop.h (finite_loop_p): Declare.
15141 2009-04-26 Michael Matz <matz@suse.de>
15143 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
15145 2009-04-26 Michael Matz <matz@suse.de>
15147 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
15148 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
15149 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
15150 pass_mark_used_blocks): Remove.
15151 * tree-optimize.c (pass_free_datastructures,
15152 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
15153 * passes.c (init_optimization_passes): Don't call
15154 pass_mark_used_blocks, remove dead code.
15156 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
15158 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
15159 * tree-ssa-live.h (register_ssa_partition): Likewise.
15161 2009-04-26 Michael Matz <matz@suse.de>
15164 * builtins.c (fold_builtin_next_arg): Handle SSA names.
15165 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
15166 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
15168 (compare_pairs): Swap cost comparison.
15169 (coalesce_ssa_name): Don't use change_partition_var.
15170 * tree-nrv.c (struct nrv_data): Add modified member.
15171 (finalize_nrv_r): Set it.
15172 (tree_nrv): Use it to update statements.
15173 (pass_nrv): Require PROP_ssa.
15174 * tree-mudflap.c (mf_decl_cache_locals,
15175 mf_build_check_statement_for): Use make_rename_temp.
15176 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
15177 * alias.c (find_base_decl): Handle SSA names.
15178 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
15179 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
15180 * rtl.h (set_reg_attrs_for_parm): Declare.
15181 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
15182 to "optimized", remove unused locals at finish.
15183 (execute_free_datastructures): Make global, call
15184 delete_tree_cfg_annotations.
15185 (execute_free_cfg_annotations): Don't call
15186 delete_tree_cfg_annotations.
15188 * ssaexpand.h: New file.
15189 * expr.c (toplevel): Include ssaexpand.h.
15190 (expand_assignment): Handle SSA names the same as register variables.
15191 (expand_expr_real_1): Expand SSA names.
15192 * cfgexpand.c (toplevel): Include ssaexpand.h.
15193 (SA): New global variable.
15194 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
15195 (SSAVAR): New macro.
15196 (set_rtl): New helper function.
15197 (add_stack_var): Deal with SSA names, use set_rtl.
15198 (expand_one_stack_var_at): Likewise.
15199 (expand_one_stack_var): Deal with SSA names.
15200 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
15201 before unique numbers.
15202 (expand_stack_vars): Use set_rtl.
15203 (expand_one_var): Accept SSA names, add asserts for them, feed them
15204 to above subroutines.
15205 (expand_used_vars): Expand all partitions (without default defs),
15206 then only the local decls (ignoring those expanded already).
15207 (expand_gimple_cond): Remove edges when jumpif() expands an
15208 unconditional jump.
15209 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
15210 or remove abnormal edges. Ignore insns setting the LHS of a TERed
15212 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
15213 members of SA; deal with PARM_DECL partitions here; expand
15214 all PHI nodes, free tree datastructures and SA. Commit instructions
15215 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
15216 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
15217 info and statements at start, collect garbage at finish.
15218 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
15219 (VAR_ANN_PARTITION) Remove.
15220 (change_partition_var): Don't declare.
15221 (partition_to_var): Always return SSA names.
15222 (var_to_partition): Only accept SSA names.
15223 (register_ssa_partition): Only check argument.
15224 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
15226 (delete_var_map): Don't free it.
15227 (var_union): Only accept SSA names, simplify.
15228 (partition_view_init): Mark only useful SSA names as used.
15229 (partition_view_fini): Only deal with SSA names.
15230 (change_partition_var): Remove.
15231 (dump_var_map): Use ssa_name instead of partition_to_var member.
15232 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
15234 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
15235 (struct _elim_graph): New member const_dests; nodes member vector of
15237 (set_location_for_edge): New static helper.
15238 (create_temp): Remove.
15239 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
15240 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
15241 (new_elim_graph): Allocate const_dests member.
15242 (clean_elim_graph): Truncate const_dests member.
15243 (delete_elim_graph): Free const_dests member.
15244 (elim_graph_size): Adapt to new type of nodes member.
15245 (elim_graph_add_node): Likewise.
15246 (eliminate_name): Likewise.
15247 (eliminate_build): Don't take basic block argument, deal only with
15248 partition numbers, not variables.
15249 (get_temp_reg): New static helper.
15250 (elim_create): Use it, deal with RTL temporaries instead of trees.
15251 (eliminate_phi): Adjust all calls to new signature.
15252 (assign_vars, replace_use_variable, replace_def_variable): Remove.
15253 (rewrite_trees): Only do checking.
15254 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
15255 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
15256 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
15257 contains_tree_r, MAX_STMTS_IN_LATCH,
15258 process_single_block_loop_latch, analyze_edges_for_bb,
15259 perform_edge_inserts): Remove.
15260 (expand_phi_nodes): New global function.
15261 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
15262 functions, initialize new parameter, remember partitions having a
15264 (finish_out_of_ssa): New global function.
15265 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
15266 don't reset in_ssa_p here, don't disable TER when mudflap.
15267 (pass_del_ssa): Remove.
15268 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
15270 (execute_free_datastructures): Declare.
15271 * Makefile.in (SSAEXPAND_H): New variable.
15272 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
15273 * basic-block.h (commit_one_edge_insertion): Declare.
15274 * passes.c (init_optimization_passes): Move pass_nrv and
15275 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
15276 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
15277 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
15278 (redirect_branch_edge): Deal with super block when expanding, split
15279 out jump patching itself into ...
15280 (patch_jump_insn): ... here, new static helper.
15282 2009-04-26 Michael Matz <matz@suse.de>
15284 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
15285 beyond num_ssa_names.
15286 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
15287 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
15289 2009-04-26 Jakub Jelinek <jakub@redhat.com>
15291 PR inline-asm/39543
15292 * fwprop.c (forward_propagate_asm): New function.
15293 (forward_propagate_and_simplify): Propagate also into __asm, if it
15294 doesn't increase the number of referenced registers.
15297 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
15299 2009-04-26 Jakub Jelinek <jakub@redhat.com>
15301 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
15302 note_nonlocal_vla_type for nonlocal VLAs.
15303 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
15304 contains_remapped_vars, remap_vla_decls): New functions.
15305 (convert_nonlocal_reference_stmt): If not optimizing, call
15306 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
15307 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
15308 if it wasn't found in var_map.
15309 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
15310 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
15311 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
15313 * gimplify.c (nonlocal_vlas): New variable.
15314 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
15316 (gimplify_body): Create and destroy nonlocal_vlas.
15318 * dwarf2out.c (loc_descr_plus_const): New function.
15319 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
15320 mem_loc_descriptor, loc_descriptor_from_tree_1,
15321 descr_info_loc, gen_variable_die): Use it.
15323 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
15324 !TREE_STATIC VAR_DECLs.
15325 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
15326 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
15327 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
15328 DECL_BY_REFERENCE is valid.
15329 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
15330 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
15331 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
15332 Copy DECL_BY_REFERENCE.
15333 (struct nesting_copy_body_data): New type.
15334 (nesting_copy_decl): New function.
15335 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
15336 if they have variable length.
15338 2009-04-26 Michael Matz <matz@suse.de>
15340 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
15341 mark new temporaries for renaming.
15343 2009-04-26 Joseph Myers <joseph@codesourcery.com>
15346 * c-decl.c (global_bindings_p): Return negative value.
15347 (c_variable_size): New. Based on variable_size from
15349 (grokdeclarator): Call c_variable_size not variable_size.
15351 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
15353 * config/i386/i386.c (print_operand) ['z']: Fix typo.
15355 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
15357 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
15358 Redefine it to just use mingw/include.
15359 (ASM_SPEC): Rules for -m32 and -m64.
15360 (LINK_SPEC): Use Likewise.
15361 (SPEC_32): New define.
15362 (SPEC_64): Likewise.
15363 (SUB_LINK_SPEC): Likewise.
15364 (MULTILIB_DEFAULTS): New define.
15365 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
15366 Add multilib options.
15367 (MULTILIB_DIRNAMES): Likewise.
15368 (MULTILIB_OSDIRNAMES): Likewise.
15369 (LIBGCC): Likewise.
15370 (INSTALL_LIBGCC): Likewise.
15372 2009-04-26 Joseph Myers <joseph@codesourcery.com>
15375 * c-tree.h (enum c_inline_static_type): New.
15376 (record_inline_static): Declare.
15377 * c-decl.c (struct c_inline_static, c_inline_statics,
15378 record_inline_static, check_inline_statics): New.
15379 (pop_file_scope): Call check_inline_statics.
15380 (start_decl): Call record_inline_static instead of pedwarning
15381 directly for static in inline function.
15382 * c-typeck.c (build_external_ref): Call record_inline_static
15383 instead of pedwarning directly for static referenced in inline
15386 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
15388 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
15389 not new but only being rescanned.
15390 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
15391 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
15392 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
15393 record_set_info, compute_set, grealloc): Remove.
15394 (recompute_all_luids): New function.
15395 (gcse_main): Don't compute sets, and don't do related memory
15396 allocations/free-ing. If something changed before the end of the
15397 pass, update LUIDs using recompute_all_luids.
15398 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
15399 (free_gcse_mem): Don't free it either.
15400 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
15401 Use the df insn LUIDs.
15402 (load_killed_in_block): Likewise.
15403 (compute_hash_table_work): Don't compute reg_set_in_block.
15404 (compute_transp): Use DF_REG_DEF_CHAINs.
15405 (local_cprop_pass): Don't use compute_sets and related functions.
15406 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
15407 Use get_max_uid() instead of max_cuid.
15408 (insert_insn_end_basic_block, pre_insert_copy_insn,
15409 update_ld_motion_stores): Don't try to
15410 keep reg_set tables up to date.
15411 (pre_insert_copies): Use df insn LUIDs.
15412 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
15413 (reg_set_info): Don't use extra bitmap argument.
15414 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
15415 information to compute regs_set_in_block.
15416 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
15417 (bypass_jumps): Don't use compute_sets and friends.
15419 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15422 * opts.c (undocumented_msg): Do not leave blank even with
15425 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15427 * c-decl.c (build_enumerator): Allow values folding to integer
15428 constants but not integer constant expressions with a pedwarn if
15431 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15434 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
15435 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
15436 type is an integer constant.
15438 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
15441 * config/i386/i386.c (print_operand) ['z']: Revert handling of
15444 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15447 * c-decl.c (grokdeclarator): Diagnose declarations of functions
15448 with variably modified return type and no storage class
15449 specifiers, except for the case of nested functions. Distinguish
15450 extern declarations of functions with variably modified return
15451 types from those of objects with variably modified types.
15453 2009-04-25 Jan Hubicka <jh@suse.cz>
15455 * tree.c (list_equal_p): New function.
15456 * tree.h (list_equal_p): Declare.
15457 * coretypes.h (edge_def, edge, const_edge, basic_block_def
15458 basic_block_def, basic_block, const_basic_block): New.
15459 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
15460 (redirect_eh_edge): New function.
15461 (make_eh_edge_update_phi): EH edges are not abnormal.
15462 * except.c: Include tree-flow.h.
15463 (list_match): New function.
15464 (eh_region_replaceable_by_p): New function.
15465 (replace_region): New function.
15466 (hash_type_list): New function.
15467 (hash_eh_region): New function.
15468 (eh_regions_equal_p): New function.
15469 (merge_peers): New function.
15470 (remove_unreachable_regions): Verify EH tree when checking;
15472 (copy_eh_region_1): New function.
15473 (copy_eh_region): New function.
15474 (push_reachable_handler): New function.
15475 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
15476 regions without label but with live RESX.
15477 * except.h (redirect_eh_edge_to_label): New.
15478 * tree-flow.h (redirect_eh_edge): New.
15479 * coretypes.h (edge_def, edge, const_edge, basic_block_def
15480 basic_block_def, basic_block, const_basic_block): Remove.
15481 * Makefile.in (except.o): Add dependency on tree-flow.h
15482 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
15483 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
15486 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
15489 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
15490 on the destination of memcpy.
15492 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
15494 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
15495 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
15496 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
15498 2009-04-25 Jan Hubicka <jh@suse.cz>
15500 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
15501 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
15502 to be reached by different label than left.
15503 (update_eh_edges): Update comment; remove edge_to_remove if possible
15504 and return true if suceeded.
15505 (cleanup_empty_eh): Accept sharing map; handle shared regions.
15506 (cleanup_eh): Compute sharing map.
15507 * except.c (remove_eh_handler_and_replace): Add argument if we should
15509 (remove_unreachable_regions): Update for label sharing.
15510 (label_to_region_map): Likewise.
15511 (get_next_region_sharing_label): New function.
15512 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
15514 (remove_eh_handler): Update.
15515 (remove_eh_region_and_replace_by_outer_of): New function.
15516 * except.h (struct eh_region): Add next_region_sharing_label.
15517 (remove_eh_region_and_replace_by_outer_of,
15518 get_next_region_sharing_label): Declare.
15519 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
15521 2009-04-25 Jan Hubicka <jh@suse.cz>
15523 * tree-cfg.c (split_critical_edges): Split also edges where we can't
15524 insert code even if they are not critical.
15526 2009-04-25 Jan Hubicka <jh@suse.cz>
15528 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
15529 (gimple_can_remove_branch_p): EH edges won't remove branch by
15531 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
15532 updating of non-abnormal EH edges.
15533 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
15534 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
15535 (split_critical_edges): Split also edges where emitting code on them
15536 will lead to splitting later.
15538 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
15539 H.J. Lu <hongjiu.lu@intel.com>
15542 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
15543 the configured assembler supports fildq and fistpq mnemonics.
15544 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
15545 * configure: Regenerated.
15546 * config.in: Ditto.
15548 * config/i386/i386.c (print_operand): Handle 'Z'.
15549 ['z']: Remove handling of special fild/fist suffixes.
15550 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
15551 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
15552 suffix of fild insn.
15553 (*floatsi<mode>2_vector_mixed): Ditto.
15554 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
15555 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
15556 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
15557 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
15558 * config/i386/gas.h (GAS_MNEMONICS): Remove.
15560 2009-04-25 Ben Elliston <bje@au.ibm.com>
15562 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
15563 the source of a set operation.
15565 2009-04-25 Anatoly Sokolov <aesok@post.ru>
15567 * target.h (struct gcc_target): Add case_values_threshold field.
15568 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
15569 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
15570 * targhooks.c (default_case_values_threshold): New function.
15571 * targhooks.h (default_case_values_threshold): Declare function.
15572 * stmt.c (expand_case): Use case_values_threshold target hook.
15573 * expr.h (case_values_threshold): Remove declartation.
15574 * expr.c (case_values_threshold): Remove function.
15575 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
15577 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
15578 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
15579 (avr_case_values_threshold): Declare as static.
15580 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
15582 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
15583 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
15584 (mn10300_case_values_threshold): New function.
15586 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
15588 * ira.c (setup_cover_and_important_classes): Add enum cast.
15590 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
15592 * genpreds.c (write_enum_constraint_num): Output definition of
15593 CONSTRAINT_NUM_DEFINED_P macro.
15594 * ira.c (setup_cover_and_important_classes): Use
15595 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
15597 2009-04-24 DJ Delorie <dj@redhat.com>
15599 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
15600 __SH2A_SINGLE_ONLY__ also.
15602 2009-04-24 Steve Ellcey <sje@cup.hp.com>
15604 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
15605 (movdf_internal): Ditto.
15606 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
15607 SFmode and DFmode constants.
15608 (ia64_print_operand): Add 'G' format for printing
15609 floating point constants.
15611 2009-04-24 Richard Guenther <rguenther@suse.de>
15613 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
15614 from unsigned additions.
15616 2009-04-24 Joseph Myers <joseph@codesourcery.com>
15618 * c-typeck.c (set_init_index): Allow array designators that are
15619 not integer constant expressions with a pedwarn if pedantic.
15621 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
15623 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
15624 zero if no overlap in nonzero bits between the operands.
15626 2009-04-24 Ian Lance Taylor <iant@google.com>
15628 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
15629 (record_dead_and_set_regs): Likewise.
15630 * df.h (struct df_mw_hardreg): Change flags field to int.
15631 (struct df_base_ref): Likewise.
15632 (struct df): Change changeable_flags field to int.
15633 * df-scan.c (df_defs_record): Change clobber_flags to int.
15634 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
15635 constants rather than #define macros.
15636 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
15637 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
15638 (enum dwarf_calling_convention): Likewise.
15639 (enum dwarf_line_number_x_ops): Likewise.
15640 (enum dwarf_call_frame_info): Likewise.
15641 (enum dwarf_source_language): Likewise.
15642 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
15643 (add_calling_convention_attribute): Likewise.
15644 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
15645 (combine_comparisons): Change compcode to int. Add cast to enum type.
15646 * genrecog.c (maybe_both_true_2): Change c to int.
15647 (write_switch): Likewise. Add cast to enum type.
15648 * gimplify.c (gimplify_omp_for): Handle return values from
15649 gimplify_expr using MIN rather than bitwise or.
15650 (gimplify_expr): Add cast to enum type.
15651 * ipa-prop.c (update_jump_functions_after_inlining): Change
15652 IPA_BOTTOM to IPA_JF_UNKNOWN.
15653 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
15654 Add casts to enum type.
15655 (setup_cover_and_important_classes): Change cl to int. Add casts
15657 (setup_class_translate): Change cl and mode to int.
15658 (ira_init_once): Change mode to int.
15659 (free_register_move_costs): Likewise.
15660 (setup_prohibited_mode_move_regs): Add casts to enum type.
15661 * langhooks.c (add_builtin_function_common): Rework assertion that
15662 value fits bitfield.
15663 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
15664 * omega.c (omega_do_elimination): Avoid math on enum types.
15665 * optabs.c (expand_vec_shift_expr): Remove casts to int.
15666 * opts.c (set_debug_level): Change 2 to enum constant. Use new
15667 int local to handle integral_argment value.
15668 * regmove.c (try_auto_increment): Change PUT_MODE to
15670 * reload.c (push_secondary_reload): Add casts to enum type.
15671 (secondary_reload_class, find_valid_class): Likewise.
15672 * reload1.c (emit_input_reload_insns): Likewise.
15673 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
15674 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
15675 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
15677 * tree.c (build_common_builtin_nodes): Add casts to enum type.
15678 * tree-complex.c (complex_lattice_t): Typedef to int rather than
15680 (expand_complex_libcall): Add casts to enum type.
15681 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
15682 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
15683 with ERROR_MARK, not NUM_TREE_CODES.
15684 (vect_create_epilog_for_reduction): Likewise.
15685 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
15686 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
15687 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
15689 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
15690 vect_unused_in_loop. Change 0 to loop_vect.
15691 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
15692 * var-tracking.c (get_init_value): Change return type to enum
15694 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
15695 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
15697 (arm_override_options): Add casts to enum type.
15698 (arm_emit_tls_decoration): Likewise.
15699 * config/i386/i386.c (ix86_function_specific_restore): Add casts
15701 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
15702 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
15703 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
15705 * config/s390/s390.c (code_for_builtin_64): Change to array of
15707 (code_for_builtin_31): Likewise.
15708 (s390_expand_builtin): Change code_for_builtin to enum insn_code
15710 * config/sparc/sparc.c (sparc_override_options): Change value
15711 field in struct code_model to enum cmodel. In initializer change
15712 0 to NULL and add cast to enum type.
15714 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
15715 Change all callers. Issue a -Wc++-compat warning using
15716 lhs_origtype if necessary.
15717 (convert_for_assignment): Issue -Wc++-compat warnings about
15718 invalid conversions to enum type on assignment.
15719 * c-common.h (build_modify_expr): Update declaration.
15721 2009-04-24 Nick Clifton <nickc@redhat.com>
15723 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
15724 (function_arg_advance): Likewise.
15725 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
15728 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
15730 * config/s390/constraints.md ('I', 'J'): Fix condition.
15732 2009-04-24 Diego Novillo <dnovillo@google.com>
15734 * gengtype-parse.c (parse_error): Add newline after message.
15736 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
15738 * config/i386/sse.md (avxmodesuffixs): Removed.
15739 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
15740 (*avx_pinsr<ssevecsize>): This.
15742 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
15744 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
15745 follow chains of regs with a single definition, and allow expressions
15746 that are function_invariant_p.
15747 (simple_rhs_p): Allow expressions that are function_invariant_p.
15749 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
15751 PR middle-end/39867
15752 * fold-const.c (fold_cond_expr_with_comparison): When folding
15753 > and >= to MAX, make sure the MAX uses the same type as the
15754 comparison's operands.
15756 2009-04-24 Nick Clifton <nickc@redhat.com>
15758 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
15759 addressing for DImode accesses.
15760 (frv_print_operand_address): Handle PLUS case.
15761 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
15763 2009-04-24 Jakub Jelinek <jakub@redhat.com>
15765 PR rtl-optimization/39794
15766 * alias.c (canon_true_dependence): Add x_addr argument.
15767 * rtl.h (canon_true_dependence): Adjust prototype.
15768 * cse.c (check_dependence): Adjust canon_true_dependence callers.
15769 * cselib.c (cselib_invalidate_mem): Likewise.
15770 * gcse.c (compute_transp): Likewise.
15771 * dse.c (scan_reads_nospill): Likewise.
15772 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
15773 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
15774 canon_base_addr of the group, plus optional offset.
15775 (struct group_info): Rename canon_base_mem to
15777 (get_group_info): Set canon_base_addr to canon_rtx of base, not
15778 canon_rtx of base_mem.
15780 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
15782 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
15783 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
15785 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15787 * config/spu/spu-builtins.h: Delete file.
15789 * config/spu/spu.h (enum spu_builtin_type): Move here from
15791 (struct spu_builtin_description): Likewise. Add GTY marker.
15792 Do not use enum spu_function_code or enum insn_code.
15793 (spu_builtins): Add extern declaration.
15795 * config/spu/spu.c: Do not include "spu-builtins.h".
15796 (enum spu_function_code, enum spu_builtin_type_index,
15797 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
15798 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
15799 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
15800 unsigned_V2DI_type_node): Move here from spu-builtins.h.
15801 (spu_builtin_types): Make static. Add GTY marker.
15802 (spu_builtins): Add extern declaration with GTY marker.
15803 Include "gt-spu.h".
15805 * config/spu/spu-c.c: Do not include "spu-builtins.h".
15806 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
15807 Check programmatically whether all parameters are scalar.
15809 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
15811 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
15813 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
15814 assignment from the constructor either if the target is volatile.
15816 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
15818 * config/arm/arm.md (insv): Do not share operands[0].
15820 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
15822 * config/vxlib-tls.c (active_tls_threads): Delete.
15823 (delete_hook_installed): New.
15824 (tls_delete_hook): Don't delete the delete hook.
15825 (tls_destructor): Delete it here.
15826 (__gthread_set_specific): Adjust installing the delete hook.
15827 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
15828 __gthread_leave_tsd_dtor_context.
15830 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
15832 * c-format.c (gcc_tdiag_char_table): Add support for %E.
15834 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
15836 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
15838 (alpha_rtx_costs): Ditto.
15839 (emit_unlikely_jump): Use add_reg_note.
15840 (emit_frame_store_1): Ditto.
15841 (alpha_expand_prologue): Ditto.
15842 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
15843 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
15845 2009-04-23 Nick Clifton <nickc@redhat.com>
15847 * config/v850/v850.md (epilogue): Remove suppressed code.
15848 (return): Rename to return_simple and remove test of frame size.
15849 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
15850 to gen_return_simple.
15852 2009-04-22 Jing Yu <jingyu@google.com>
15855 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
15857 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
15860 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
15861 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
15862 value is a VECTOR_CST, the element type is the element type of the
15865 2009-04-22 DJ Delorie <dj@redhat.com>
15867 * config/m32c/m32c.h: Update GTY annotations to new syntax.
15869 2009-04-22 Jakub Jelinek <jakub@redhat.com>
15871 * alias.c (find_base_term): Move around LO_SUM case, so that
15872 CONST falls through into PLUS/MINUS handling.
15875 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
15876 into 0, use omit_one_operand.
15878 2009-04-23 Ben Elliston <bje@au.ibm.com>
15880 * config/rs6000/linux-unwind.h (get_regs): Remove type
15881 puns. Change the type of `pc' to an array of unsigned ints and
15882 update all users. Constify frame24.
15884 2009-04-22 DJ Delorie <dj@redhat.com>
15886 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
15887 declarations before code.
15888 (current_function_special_page_vector): Likewise.
15889 (m32c_expand_insv): Silence a warning.
15891 2009-04-21 Taras Glek <tglek@mozilla.com>
15893 * alias.c: Update GTY annotations to new syntax.
15894 * basic-block.h: Likewise.
15895 * bitmap.h: Likewise.
15896 * c-common.h: Likewise.
15897 * c-decl.c: Likewise.
15898 * c-parser.c: Likewise.
15899 * c-pragma.c: Likewise.
15900 * c-tree.h: Likewise.
15901 * cfgloop.h: Likewise.
15902 * cgraph.h: Likewise.
15903 * config/alpha/alpha.c: Likewise.
15904 * config/arm/arm.h: Likewise.
15905 * config/avr/avr.h: Likewise.
15906 * config/bfin/bfin.c: Likewise.
15907 * config/cris/cris.c: Likewise.
15908 * config/darwin.c: Likewise.
15909 * config/frv/frv.c: Likewise.
15910 * config/i386/i386.c: Likewise.
15911 * config/i386/i386.h: Likewise.
15912 * config/i386/winnt.c: Likewise.
15913 * config/ia64/ia64.h: Likewise.
15914 * config/iq2000/iq2000.c: Likewise.
15915 * config/mips/mips.c: Likewise.
15916 * config/mmix/mmix.h: Likewise.
15917 * config/pa/pa.c: Likewise.
15918 * config/pa/pa.h: Likewise.
15919 * config/rs6000/rs6000.c: Likewise.
15920 * config/s390/s390.c: Likewise.
15921 * config/sparc/sparc.c: Likewise.
15922 * config/xtensa/xtensa.c: Likewise.
15923 * cselib.h: Likewise.
15924 * dbxout.c: Likewise.
15925 * dwarf2out.c: Likewise.
15926 * except.c: Likewise.
15927 * except.h: Likewise.
15928 * fixed-value.h: Likewise.
15929 * function.c: Likewise.
15930 * function.h: Likewise.
15931 * gimple.h: Likewise.
15932 * integrate.c: Likewise.
15933 * optabs.c: Likewise.
15934 * output.h: Likewise.
15935 * real.h: Likewise.
15937 * stringpool.c: Likewise.
15938 * tree-data-ref.c: Likewise.
15939 * tree-flow.h: Likewise.
15940 * tree-scalar-evolution.c: Likewise.
15941 * tree-ssa-address.c: Likewise.
15942 * tree-ssa-alias.h: Likewise.
15943 * tree-ssa-operands.h: Likewise.
15944 * tree.c: Likewise.
15945 * tree.h: Likewise.
15946 * varasm.c: Likewise.
15947 * varray.h: Likewise.
15949 * coretypes.h: Do not define GTY macro if it is already defined.
15950 * doc/gty.texi: Update GTY documentation to new syntax.
15951 * gengtype-lex.l: Enforce attribute-like syntax for GTY
15952 annotations on structs.
15953 * gengtype-parse.c: Likewise.
15955 2009-04-22 Mark Heffernan <meheff@google.com>
15957 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
15959 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
15961 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
15964 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
15966 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
15967 the same as a PLUS without a shift. Increase the cost of a
15970 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15972 * Makefile.in: Update dependencies.
15973 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
15974 * errors.h: Remove bogus comment about compatibility.
15975 (warning): Update declaration.
15976 * genautomata.c: Update all calls to warning.
15977 * gimple.c: Do not include errors.h. Include toplev.h.
15978 * tree-ssa-structalias.c: Do not include errors.h.
15979 * omega.c: Likewise.
15980 * tree-ssa-reassoc.c: Likewise.
15981 * config/spu/spu-c.c: Likewise.
15982 * config/spu/t-spu-elf: Update dependencies.
15984 2009-04-22 Richard Guenther <rguenther@suse.de>
15986 PR tree-optimization/39824
15987 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
15988 make sure the types are compatible.
15990 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15993 * c-common.c (c_parse_error): Take a token_flags parameter.
15994 Use token_type for the token type instead.
15995 Pass token_flags to cpp_type2name.
15996 * c-common.h (c_parse_error): Update declaration.
15997 * c-parser.c (c_parser_error): Pass 0 as token flags.
15999 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
16001 PR rtl-optimization/39580
16002 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
16004 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16006 * function.c (expand_function_end): Do not emit a jump to the "naked"
16007 return label for fall-through returns.
16008 * except.c (sjlj_emit_function_exit): Always place the call to the
16009 unregister function at the location installed by expand_function_end.
16011 2009-04-22 Richard Guenther <rguenther@suse.de>
16013 PR tree-optimization/39845
16014 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
16015 (gen_inbound_check): Likewise.
16017 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
16019 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
16021 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
16022 * config/vxlib.c (__gthread_once): Add race guard for PPC.
16024 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16026 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
16027 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
16028 shift counts to avoid out-of-bounds array accesses.
16030 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16032 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
16033 (Pmode): Move above.
16035 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
16037 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
16038 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
16039 GET_CODE macro. Use IN_RANGE macro where appropriate.
16040 * config/alpha/alpha.h: Ditto.
16041 * config/alpha/alpha.md: Ditto.
16042 * config/alpha/constraints.md: Ditto.
16043 * config/alpha/predicates.md: Ditto.
16045 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16047 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
16048 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16049 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16050 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16051 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16052 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16053 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16054 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16055 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16056 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16057 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16058 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16059 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16060 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16061 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16062 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16063 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16064 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16065 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16066 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16067 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16068 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16069 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16070 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16071 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16072 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16073 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16075 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
16077 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
16078 references from comments.
16079 * cfgbuild.c: (count_basic_blocks): Delete.
16080 (find_basic_blocks_1): Delete.
16081 (find_basic_blocks): Delete.
16082 * except.c (finish_eh_generation): Make static. Move comment from
16083 except.h here. Remove find_basic_blocks references from comments.
16084 * except.h (finish_eh_generation): Delete.
16085 * basic-block.h (find_basic_blocks): Delete.
16086 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
16088 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
16090 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
16091 (sdbout_parms): Likewise.
16093 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
16095 * config/sh/sh.c (prepare_cbranch_operands): Use
16096 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
16097 (expand_cbranchdi4): Likewise.
16098 (from_compare): Add cast to enum type.
16099 (expand_cbranchsi4): Use add_reg_note.
16100 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
16101 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
16102 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
16103 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16104 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
16105 instead of CODE_FOR_nothing.
16106 (cbranchdi4): Likewise. Fix the order of arguments for
16108 (push_fpscr): Use add_reg_note.
16109 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
16110 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
16112 2009-04-21 Joseph Myers <joseph@codesourcery.com>
16114 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
16115 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
16116 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
16117 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
16118 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
16119 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
16120 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
16121 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
16122 config/alpha/x-vms, config/arc/t-arc,
16123 config/arm/README-interworking, config/arm/arm-c.c,
16124 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
16125 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
16126 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
16127 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
16128 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
16129 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
16130 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
16131 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
16132 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
16133 config/cris/t-elfmulti, config/crx/t-crx,
16134 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
16135 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
16136 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
16137 config/h8300/t-h8300, config/i386/athlon.md,
16138 config/i386/darwin-libgcc.10.4.ver,
16139 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
16140 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
16141 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
16142 config/i386/t-linux64, config/i386/t-nwld,
16143 config/i386/t-rtems-i386, config/i386/t-sol2-10,
16144 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
16145 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
16146 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
16147 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
16148 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
16149 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
16150 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
16151 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
16152 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
16153 config/m68k/t-uclinux, config/mcore/t-mcore,
16154 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
16155 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
16156 config/mips/crtn.asm, config/mips/irix-crti.asm,
16157 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
16158 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
16159 config/mips/mips-fixed.md, config/mips/sb1.md,
16160 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
16161 config/mips/t-iris6, config/mips/t-isa3264,
16162 config/mips/t-libgcc-mips16, config/mips/t-linux64,
16163 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
16164 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
16165 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
16166 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
16167 config/mn10300/t-linux, config/mn10300/t-mn10300,
16168 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
16169 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
16170 config/picochip/libgccExtras/clzsi2.asm,
16171 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
16172 config/rs6000/darwin-libgcc.10.4.ver,
16173 config/rs6000/darwin-libgcc.10.5.ver,
16174 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
16175 config/rs6000/t-aix43, config/rs6000/t-aix52,
16176 config/rs6000/t-darwin, config/rs6000/t-fprules,
16177 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
16178 config/rs6000/t-lynx, config/rs6000/t-netbsd,
16179 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
16180 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
16181 config/rs6000/t-rtems, config/rs6000/t-spe,
16182 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
16183 config/score/t-score-elf, config/sh/divcost-analysis,
16184 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
16185 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
16186 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
16187 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
16188 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
16189 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
16190 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
16191 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
16192 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
16193 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
16194 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
16195 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
16196 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
16197 limitx.h, version.c, xcoff.h: Add copyright and license notices.
16198 * config/h8300/genmova.sh: Include copyright and license notices
16199 in generated output.
16200 * config/h8300/mova.md: Regenerate.
16201 * doc/install.texi2html: Include word "Copyright" in copyright
16202 notice and use name "Free Software Foundation, Inc.".
16203 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
16204 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
16205 ChangeLog-2007, ChangeLog-2008: Correct dates.
16207 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
16209 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
16210 NE_EXPR operations as well.
16211 * c-parser.c (c_parser_condition): Do not set location information on
16213 (c_parser_conditional_expression): Likewise.
16214 (c_parser_binary_expression): Set location information on operators.
16215 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
16216 TRUTH_NOT_EXPR has been folded.
16217 * fold-const.c (fold_truth_not_expr): Copy location information from
16218 the incoming expression to the outgoing one.
16219 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
16220 recursive calls on the LHS of the operator but pass that of the
16221 operator to recursive calls on the RHS of the operator. Set it
16223 (shortcut_cond_expr): Set the locus of the operator on the second
16224 COND_EXPR and that of the expression on the first in degenerate cases.
16225 Pass the locus of the expression to calls to shortcut_cond_r.
16226 Set the locus of the 'then' block on the associated jump, if any.
16227 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
16228 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
16229 expression to call to gimplify_boolean_expr.
16231 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
16233 * config.gcc: Add additional configuration for
16234 i686-w64-mingw* and x86_64-w64-mingw* triplet.
16235 * config/i386/mingw-w64.h: New mingw-w64 specific header.
16236 (CPP_SPEC): Redefine for allowing -municode option.
16237 (STARTFILE_SPEC): Likewise.
16238 * config/i386/t-mingw-w64: New.
16239 * config/i386/mingw-w64.opt: New.
16240 (municode): Add new target option.
16241 * doc/invoke.texi (municode): Add documentation for new option.
16243 2009-04-21 Ian Lance Taylor <iant@google.com>
16245 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16246 Correct test for number of arguments.
16247 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
16249 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
16251 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
16252 argument of emit_library_call.
16254 2009-04-21 Richard Guenther <rguenther@suse.de>
16256 PR middle-end/39829
16257 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
16258 inside VIEW_CONVERT_EXPRs.
16260 2009-04-21 Martin Jambor <mjambor@suse.cz>
16262 * tree-switch-conversion.c (build_constructors): Split a long line.
16263 (constructor_contains_same_values_p): New function.
16264 (build_one_array): Create assigns of constants if possible, do not
16265 call mark_sym_for_renaming, call update_stmt.
16266 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
16267 make_rename_temp. Do not call mark_symbols_for_renaming, call
16269 (gen_def_assigns): Do not call mark_symbols_for_renaming or
16270 find_new_referenced_vars, call update_stmt.
16271 (gen_inbound_check): Use create_tmp_var and create ssa names manually
16272 instead of calling make_rename_temp. Do not call
16273 find_new_referenced_vars or mark_symbols_for_renaming, call
16276 2009-04-21 Richard Guenther <rguenther@suse.de>
16278 PR tree-optimization/39827
16279 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
16280 (tree_ssa_phiprop): Pass the correct array size.
16282 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
16284 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
16286 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
16289 * c-typeck.c (lvalue_p): Move declaration ...
16290 * c-common.h (lvalue_p): ... to here.
16291 * c-common.c (candidate_equal_p): New.
16292 (add_tlist): Use it.
16293 (merge_tlist): Use it.
16294 (warn_for_collisions_1): Likewise.
16295 (warning_candidate_p): Accept more candidates.
16296 (verify_tree): A warning candidate can be an expression. Use
16299 2009-04-21 Ben Elliston <bje@au.ibm.com>
16302 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
16303 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
16304 options. Remove -mcall-solaris documentation.
16306 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16309 * doc/invoke.texi (-Wlong-long): Update description.
16310 * c-lex (interpret_integer): Only warn if there was no previous
16311 overflow and -Wlong-long is enabled.
16312 * c-decl.c (declspecs_add_type): Drop redundant flags.
16313 * c.opt (Wlong-long): Init to -1.
16314 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
16315 and front-end warn_long_long. Wlong-long only depends on other
16316 flags if it is uninitialized.
16317 * c-parser.c (disable_extension_diagnostics): warn_long_long is
16318 the same for CPP and FE.
16319 (restore_extension_diagnostics): Likewise.
16321 2009-04-20 Ian Lance Taylor <iant@google.com>
16323 Fix enum conversions which are invalid in C++:
16324 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
16325 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
16326 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
16327 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
16328 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
16329 (dbxout_parms): Likewise.
16330 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
16331 (df_clear_flags): Likewise.
16332 * df-problems.c (df_rd_bb_local_compute_process_def): Change
16333 top_flag parameter to int.
16334 (df_chain_create_bb_process_use): Likewise.
16335 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
16337 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
16338 (df_ref_create_structure, df_def_record_1): Likewise.
16339 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
16340 (df_notes_rescan): Change 0 to VOIDmode in function call.
16341 (df_get_call_refs, df_insn_refs_collect): Likewise.
16342 (df_bb_regs_collect): Likewise.
16343 (df_entry_block_defs_collect): Likewise.
16344 (df_exit_block_uses_collect): Likewise.
16345 * df.h: Update declarations.
16346 * double-int.c (double_int_divmod): Add cast to enum type.
16347 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
16348 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
16349 (based_loc_descr): Likewise.
16350 (loc_descriptor_from_tree_1): Change first_op and second_op to
16351 enum dwarf_location_atom. Add cast to enum type.
16352 * expmed.c (init_expmed): Change 0 to SET in function call.
16353 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
16354 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
16355 (do_store_flag): Likewise.
16356 * fixed-value.h (struct fixed_value): Change mode to enum
16358 * function.c (assign_parms): Change 0 to VOIDmode in function call.
16359 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
16361 (insert_insn_decl, insert_decl, insert_state): Likewise.
16362 (automata_list_finish): Likewise.
16363 * genrecog.c (process_define_predicate): Add cast to enum type.
16364 * gensupport.c (init_predicate_table): Add cast to enum type.
16365 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
16367 (gimple_build_call_1, gimple_build_label): Likewise.
16368 (gimple_build_goto, gimple_build_asm_1): Likewise.
16369 (gimple_build_switch_1, gimple_build_cdt): Likewise.
16370 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
16371 (enum fallback): Rename from enum fallback_t.
16372 (fallback_t): Typedef as int.
16373 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
16374 GSI_SAME_STMT in function call.
16375 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
16377 (setup_reg_class_relations): Likewise.
16378 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
16379 (setup_prohibited_class_mode_regs): Add cast to enum type.
16380 (setup_prohibited_mode_move_regs): Likewise.
16381 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
16382 (record_address_regs): Change i to enum reg_class.
16383 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
16384 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
16385 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
16386 (GET_MODE_2XWIDER_MODE): Likewise.
16387 (GET_CLASS_NARROWEST_MODE): Likewise.
16388 * omp-low.c (expand_omp_for): Add cast to enum type.
16389 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
16390 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
16391 * postreload.c (reload_cse_simplify_operands): Change rclass local
16393 * predict.c (combine_predictions_for_insn): Change best_predictor
16394 and predictor to enum br_predictor.
16395 (combine_predictions_for_bb): Likewise.
16396 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
16397 use SET_PREDICT_EXPR_OUTCOME.
16398 * real.c (real_arithmetic): Change icode to code in function call.
16399 * reginfo.c (init_move_cost): Add casts to enum type.
16400 (init_reg_sets_1, init_fake_stack_mems): Likewise.
16401 * regmove.c (regclass_compatible_p): Change class0 and class1 to
16403 * reload.c (find_valid_class): Add casts to enum type.
16404 (push_reload): Change 0 to NO_REGS in function call.
16405 (find_reloads): Change this_alternative to array of enum
16406 reg_class. Remove some now-unnecessary casts.
16407 (make_memloc): Change 0 to VOIDmode in function call.
16408 * reload1.c (reload): Change 0 to VOIDmode in function call.
16409 (eliminate_regs_1, elimination_effects): Likewise.
16410 (eliminate_regs_in_insn): Likewise.
16411 (emit_input_reload_insns): Add cast to enum type.
16412 (delete_output_reload): Change 0 to VOIDmode in function call.
16413 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
16414 to enum type in function call.
16415 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
16416 (SET_PREDICT_EXPR_OUTCOME): Define.
16417 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
16418 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
16419 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
16420 (dump_function): Likewise.
16421 * tree-dump.h: Update declarations.
16422 * tree-pass.h: Update declarations.
16423 * varasm.c (assemble_integer): Change mclass to enum mode_class.
16424 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
16426 (arm_rtx_costs_1): Correct parenthesization.
16427 (arm_rtx_costs): Add casts to enum type.
16428 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
16429 (vfp_emit_fstmd): Use add_rg_note.
16430 (emit_multi_reg_push, emit_sfm): Likewise.
16431 (thumb_set_frame_pointer): Likewise.
16432 (arm_expand_prologue): Likewise.
16433 (arm_regno_class): Change return type to enum reg_class.
16434 (thumb1_expand_prologue): Use add_reg_note.
16435 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
16436 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
16438 * config/arm/gentune.sh: Add cast to enum type.
16439 * config/arm/arm-tune.md: Rebuild.
16440 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
16441 (ix86_split_fp_branch, predict_jump): Likewise.
16442 (ix86_expand_multi_arg_builtin): Change sub_code from enum
16443 insn_code to enum rtx_code.
16444 (ix86_builtin_vectorized_function): Add cast to enum type.
16445 * config/i386/i386.md (truncdfsf2): Change slot to enum
16447 (truncxf<mode>2, isinf<mode>2): Likewise.
16448 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
16450 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
16451 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
16452 (insert_bundle_state): Change 1 to INSERT in function call.
16453 (ia64_add_bundle_selector_before): Likewise.
16454 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
16455 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
16456 (restore_stack_nonlocal): Likewise.
16457 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
16459 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
16461 (mips_rtx_costs): Likewise.
16462 (mips_override_options): Add casts to enum type.
16463 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
16465 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
16466 (store_reg, set_reg_plus_d): Likewise.
16467 (hppa_expand_prologue, hppa_profile_hook): Likewise.
16468 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
16470 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
16472 (emit_unlikely_jump): Use add_reg_note.
16473 (rs6000_emit_allocate_stack): Likewise.
16474 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
16475 (output_toc): Change 1 to INSERT in function call.
16476 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
16477 (rs6000_initialize_trampoline): Likewise.
16478 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
16480 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
16481 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
16482 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
16483 (save_gprs): Use add_reg_note.
16484 (s390_emit_prologue): Likewise.
16485 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16486 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
16487 (sparc_fold_builtin): Add cast to enum type.
16488 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
16490 (spu_expand_prologue): Use add_reg_note.
16491 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
16493 2009-04-20 Ian Lance Taylor <iant@google.com>
16495 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
16496 (c_parser_postfix_expression_after_primary): Get VEC for list of
16497 arguments. Get original types of arguments. Call
16498 build_function_call_vec.
16499 (cached_expr_list_1, cached_expr_list_2): New static variables.
16500 (c_parser_expr_list): Change return type to VEC *. Add
16501 p_orig_types parameter. Change all callers.
16502 (c_parser_release_expr): New static function.
16503 (c_parser_vec_to_tree_list): New static function.
16504 * c-typeck.c (build_function_call): Rewrite to build a VEC and
16505 call build_function_call_vec.
16506 (build_function_call_vec): New function, based on old
16507 build_function_call.
16508 (convert_arguments): Remove nargs and argarray parameters. Change
16509 values to a VEC. Add origtypes parameter.
16510 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
16511 (convert_for_assignment): Add origtype parameter. Change all
16512 callers. If warn_cxx_compat, check for conversion to an enum
16513 type when calling a function.
16514 (store_init_value): Add origtype parameter. Change all callers.
16515 (digest_init): Likewise.
16516 (struct init_node): Add origtype field.
16517 (add_pending_init): Add origtype parameter. Change all callers.
16518 (output_init_element): Likewise.
16519 (output_pending_init_elements): Pass origtype from init_node to
16520 output_init_element.
16521 (process_init_element): Pass origtype from c_expr to
16522 output_init_element.
16523 (c_finish_return): Add origtype parameter. Change all callers.
16524 * c-common.c (sync_resolve_size): Change params to VEC *. Change
16526 (sync_resolve_params): Likewise.
16527 (sync_resolve_return): Change params to first_param. Change caller.
16528 (resolve_overloaded_builtins): Change params to VEC *. Change
16529 callers. Save first parameter around call to build_function_call_vec.
16530 * c-decl.c (finish_decl): Add origtype parameter. Change all
16531 callers. Call build_function_call_vec rather than
16532 build_function_call for cleanup.
16533 * c-tree.h: Update declarations.
16534 * c-common.h: Update declarations.
16535 * stub-objc.c (objc_rewrite_function_call): Change parameter from
16536 params to first_param.
16537 * target.h (struct gcc_target): Change resolve_overloaded_builtin
16538 params parameter from tree to void *.
16539 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16540 Change arglist parameter to have type void *, and to be a pointer
16542 * config/rs6000/rs6000-protos.h
16543 (altivec_resolve_overloaded_builtin): Update declaration.
16544 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
16545 fnargs parameter to have type void *, and to be a pointer to a
16546 VEC. Call build_function_call_vec instead of
16547 build_function_call.
16548 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
16550 2009-04-20 Joey Ye <joey.ye@intel.com>
16551 Xuepeng Guo <xuepeng.guo@intel.com>
16552 H.J. Lu <hongjiu.lu@intel.com>
16554 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
16556 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
16557 (IX86_LEA_PRIORITY): Likewise.
16558 (distance_non_agu_define): New function.
16559 (distance_agu_use): Likewise.
16560 (ix86_lea_for_add_ok): Likewise.
16561 (ix86_dep_by_shift_count): Likewise.
16563 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
16564 should split for LEA.
16566 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
16568 (ix86_dep_by_shift_count): Likewise.
16570 2009-04-20 Richard Guenther <rguenther@suse.de>
16572 * expr.c (handled_component_p): Move ...
16573 * tree.h (handled_component_p): ... here.
16574 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
16575 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
16576 and REALPART_EXPR to be in one group.
16578 2009-04-20 Richard Guenther <rguenther@suse.de>
16580 * basic-block.h (get_all_dominated_blocks): Declare.
16581 * dominance.c (get_all_dominated_blocks): New function.
16582 * tree-cfg.c (get_all_dominated_blocks): Remove.
16583 (remove_edge_and_dominated_blocks): Adjust.
16584 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
16585 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
16586 instead of recursing.
16588 2009-04-20 Doug Kwan <dougkwan@google.com>
16590 * cgraph.h (cgraph_node_ptr): New type for vector functions.
16591 (struct cgraph_node_set_def): New type.
16592 (cgraph_node_set) New type. Also declare vector functions.
16593 (struct cgraph_node_set_element_def): New type.
16594 (cgraph_node_set_element): Ditto.
16595 (cgraph_node_set_iterator): New iterator type.
16596 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
16597 cgraph_node_set_remove, dump_cgraph_node_set,
16598 debug_cgraph_node_set): New prototypes.
16599 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
16600 cgraph_node_set_size): New inlines.
16601 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
16602 including cgraph.h.
16603 (struct ipa_opt_pass): Add struct cgraph_node_set_def
16604 argument to function 'write_summary'.
16605 * ipa.c: Include ggc.h.
16606 (hash_cgraph_node_set_element,
16607 eq_cgraph_node_set_element, cgraph_node_set_new,
16608 cgraph_node_set_add, cgraph_node_set_remove,
16609 cgraph_node_set_find, dump_cgraph_node_set,
16610 debug_cgraph_node_set): New functions.
16611 * Makefile.in (ipa.o): Add dependency on GGC_H.
16613 2009-04-20 Ira Rosen <irar@il.ibm.com>
16615 PR tree-optimization/39675
16616 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
16617 check of the return code of vect_schedule_slp. Check that
16618 stmt_vec_info still exists for the statement, before checking its
16619 vectorization type.
16621 2009-04-20 Michael Matz <matz@suse.de>
16623 * Makefile.in (generated_files): Take out $(simple_generated_c).
16625 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
16627 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
16628 (UINTPTR_TYPE): Likewise.
16630 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16633 * c-typeck.c (digest_init): Check for initializing an array with a
16636 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16639 * c-semantics.c (pop_stmt_list): Propagate
16640 STATEMENT_LIST_HAS_LABEL to parent statement list.
16642 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
16644 * config/mips/mips.h (mips_tune_attr): New macro.
16645 * config/mips/mips.md (cpu): Use it.
16647 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16650 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
16653 2009-04-19 Diego Novillo <dnovillo@google.com>
16655 * toplev.c (compile_file): Move call to coverage_finish ...
16656 * cgraphunit.c (ipa_passes): ... here.
16657 Call cgraph_process_new_functions.
16658 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
16659 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
16661 2009-04-19 Jan Hubicka <jh@suse.cz>
16663 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
16665 (dump_cgraph_node): Dump can throw external flag.
16666 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
16668 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16672 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
16673 * common.opt (Wlogical-op): Move from here...
16674 * c.opt (Wlogical-op): ... to here.
16675 * c-typeck.c (parser_build_binary_op): Update call to
16676 warn_logical_operator.
16677 * c-opts.c (c_common_post_options): Enable warn_logical_op with
16679 * c-common.c (warn_logical_op): Update.
16680 * c-common.h (warn_logical_op): Update declaration.
16682 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
16684 * tree.c (protected_set_expr_location): Fix formatting.
16686 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16689 * c-typeck.c (readonly_warning): new.
16690 (build_unary_op, build_modify_expr): Use readonly_warning for
16691 storing into something readonly but not const-qualified.
16693 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16696 * c-typeck.c (build_unary_op): Check for taking address of
16697 expression of type void.
16699 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16702 * c-typeck.c (build_function_call): Check for calling a function
16703 with qualified void return types. Call require_complete_type when
16706 2009-04-18 Jan Hubicka <jh@suse.cz>
16708 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
16710 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
16711 can_throw_external flag.
16712 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
16713 * ipa-pure-const.c (ignore_edge): New function.
16714 (propagate): Compute order for NOTHROW computation; set NOTHROWs
16715 only over can_throw_external edges.
16716 (local_pure_const): Add nothrow flag.
16717 * ipa-utils.c (searchc): Add ignore_edge callback.
16718 (ipa_utils_reduced_inorder): Add ignore_edge callback.
16719 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
16720 (set_nothrow_function_flags): Update cgraph.
16721 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
16723 2009-04-18 Richard Guenther <rguenther@suse.de>
16725 PR middle-end/39804
16726 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
16727 (fold_stmt): ... this and ...
16728 (fold_stmt_inplace): ... this.
16729 (fold_stmt_1): Fold references in calls and asms.
16730 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
16732 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16734 * tree-vrp.c (ssa_name_nonzero_p): Remove.
16735 * tree.h: Remove the prototype for ssa_name_nonzero_p.
16737 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16739 * tree.c (function_args_count): Remove.
16740 * tree.h: Remove the prototype for function_args_count.
16742 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16744 * tree-iterator.c (expr_only): Remove.
16745 * tree.h: Remove the prototype for expr_only.
16747 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16749 * reginfo.c (cannot_change_mode_set_regs): Remove.
16750 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
16752 2009-04-08 Anatoly Sokolov <aesok@post.ru>
16754 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
16755 whether operands 0 and 1 overlaps.
16757 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
16759 PR middle-end/36902
16760 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
16761 pointer. Use warning_at instead of warning.
16762 (search_for_addr_array): Likewise.
16763 (check_array_bounds): Likewise.
16764 (check_all_array_refs): Check that the incoming edge is not in the
16765 list of edges to be removed.
16766 (check_all_array_refs): Avoid the temporal pointer.
16767 (vrp_visit_cond_stmt): Fix typo.
16768 (simplify_switch_using_ranges): Handle the case where the switch
16769 index is an integer constant.
16771 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
16773 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
16775 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16777 * doc/extend.texi, doc/invoke.texi: Fix typos.
16779 2009-04-17 Cary Coutant <ccoutant@google.com>
16781 * tree-flow-inline.h (get_lineno): Fix inverted test.
16783 2009-04-17 Diego Novillo <dnovillo@google.com>
16785 * tree-ssa-pre.c (create_expression_by_pieces): Remove
16786 assertion for AVAIL_OUT.
16788 2009-04-17 Mike Frysinger <vapier@gentoo.org>
16791 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
16792 * config/sh/linux-atomic.asm: Likewise.
16794 2009-04-17 Diego Novillo <dnovillo@google.com>
16796 * except.c (debug_eh_tree): New.
16797 (struct eh_region, struct eh_status): Move ...
16798 * except.h: ... here.
16799 (add_type_for_runtime): Declare extern.
16800 (lookup_type_for_runtime): Likewise.
16801 (debug_eh_tree): Declare.
16802 * Makefile.in (GTFILES): List except.h before except.c
16804 2009-04-17 Diego Novillo <dnovillo@google.com>
16806 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
16807 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
16808 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
16809 (find_vars_r): ... here.
16810 * tree-flow.h (find_referenced_vars_in): Declare.
16811 * tree-ssa-pre.c (create_expression_by_pieces): Assert
16812 that AVAIL_OUT exists for BLOCK.
16813 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
16814 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
16815 (tree-parloops.o): Likewise.
16817 2009-04-17 Simon Baldwin <simonb@google.com>
16819 * toplev.c (default_tree_printer): Add handling for %E format.
16821 2009-04-17 Diego Novillo <dnovillo@google.com>
16823 * tree-pretty-print.c (dump_generic_node): Add break after
16824 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
16825 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
16826 FUNCTION_TYPE together. Call print_struct_decl when printing
16827 structures and TDF_SLIM is not given.
16828 (print_struct_decl): Fix logic for detecting recursion.
16830 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
16833 * gcc.c (create_at_file): New.
16834 (compile_input_file_p): New.
16835 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
16836 * main.c (main): Update call to toplev_main.
16837 * toplev.c (toplev_main): Change signature. Call expandargv.
16838 * toplev.h (toplev_main): Change signature.
16840 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
16842 * dwarf2out.c (field_byte_offset): Use the type size as the field size
16843 if the latter is not constant.
16845 2009-04-17 David Edelsohn <edelsohn@gnu.org>
16847 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
16849 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
16851 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
16852 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
16854 2009-04-17 Richard Guenther <rguenther@suse.de>
16856 * tree-ssa-structalias.c (get_constraint_for_component_ref):
16857 Handle component references view-converting an invariant address.
16859 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
16861 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
16862 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
16863 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
16864 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
16865 Use @deftypevr rather than @deftypevar.
16867 2009-04-17 Richard Guenther <rguenther@suse.de>
16869 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
16870 (get_prop_source_stmt): Likewise.
16871 (can_propagate_from): Likewise.
16873 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
16875 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
16876 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
16877 (--with-multilib-list): Add default value.
16878 * configure: Regenerate.
16879 * Makefile.in (TM_ENDIAN_CONFIG): Define.
16880 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
16881 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
16882 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
16883 Don't add default cpu to multilib list unnecessarily, but do enable
16884 the relevant compiler option..
16885 Add support for --with-multilib-list=<blank> and
16886 --with-multilib-list=!<somelib> to supress unwanted multilibs.
16887 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
16888 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
16889 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
16890 TM_MULTILIB_CONFIG.
16891 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
16892 (MULTILIB_OSDIRNAMES): New variable.
16893 * config/sh/t-1e: Delete file.
16894 * config/sh/t-mlib-sh1: Delete file.
16895 * config/sh/t-mlib-sh2: Delete file.
16896 * config/sh/t-mlib-sh2a: Delete file.
16897 * config/sh/t-mlib-sh2a-nofpu: Delete file.
16898 * config/sh/t-mlib-sh2a-single: Delete file.
16899 * config/sh/t-mlib-sh2a-single-only: Delete file.
16900 * config/sh/t-mlib-sh2e: Delete file.
16901 * config/sh/t-mlib-sh3e: Delete file.
16902 * config/sh/t-mlib-sh4: Delete file.
16903 * config/sh/t-mlib-sh4-nofpu: Delete file.
16904 * config/sh/t-mlib-sh4-single: Delete file.
16905 * config/sh/t-mlib-sh4-single-only: Delete file.
16906 * config/sh/t-mlib-sh4a: Delete file.
16907 * config/sh/t-mlib-sh4a-nofpu: Delete file.
16908 * config/sh/t-mlib-sh4a-single: Delete file.
16909 * config/sh/t-mlib-sh4a-single-only: Delete file.
16910 * config/sh/t-mlib-sh4al: Delete file.
16911 * config/sh/t-mlib-sh5-32media: Delete file.
16912 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
16913 * config/sh/t-mlib-sh5-64media: Delete file.
16914 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
16915 * config/sh/t-mlib-sh5-compact: Delete file.
16916 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
16917 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
16918 * doc/install.texi (Options specification): Add
16919 --with-multilib-list and --with-endian.
16921 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
16923 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
16925 (OBJS-common): Add plugin-version.o.
16926 (plugin-version.o): New.
16927 * gcc-plugin.h (plugin_gcc_version): New.
16928 (plugin_default_version_check): New.
16929 (plugin_init_func, plugin_init): Add version argument.
16930 * plugin-version.c: New.
16931 * plugin.c (str_plugin_gcc_version_name): New.
16932 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
16933 pass it to the init function.
16934 (plugin_default_version_check): New.
16936 2009-04-17 Richard Guenther <rguenther@suse.de>
16938 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
16939 for decl-vs-decl disambiguation.
16941 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
16943 * config/s390/s390.h (s390_tune_attr): New macro definition.
16944 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
16946 2009-04-17 Richard Guenther <rguenther@suse.de>
16948 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
16949 (fold_stmt_r): Likewise.
16950 (maybe_fold_reference): New function.
16951 (fold_gimple_assign): Handle cases fold_stmt_r did.
16952 (fold_stmt): Do not use fold_stmt_r.
16953 (fold_stmt_inplace): Likewise.
16955 2009-04-17 Richard Guenther <rguenther@suse.de>
16957 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
16958 (record_equivalences_from_stmt): Remove useless checks and
16960 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
16961 the type is already suitable.
16963 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
16965 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
16967 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
16969 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
16970 (CMPtype): Define as __gcc_CMPtype.
16972 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
16974 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
16975 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
16977 2009-04-17 Richard Guenther <rguenther@suse.de>
16979 PR tree-optimization/39746
16980 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
16981 special-casing for builtins and static variable use/def.
16982 (call_may_clobber_ref_p_1): Likewise.
16984 2009-04-16 Ian Lance Taylor <iant@google.com>
16986 * df.h: Include "timevar.h".
16987 (struct df_problem): Change tv_id field to timevar_id_t.
16988 * tree-pass.h: Include "timevar.h".
16989 (struct opt_pass): Change tv_id field to timevar_id_t.
16990 * timevar.h (timevar_id_t): Define TV_NONE.
16991 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
16992 TV_NONE rather than tv_id != 0.
16993 (execute_one_pass): Likewise.
16994 * Makefile.in (DF_H): Add $(TIMEVAR_H).
16995 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
16996 dependencies to $(TREE_PASS_H).
16997 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
16999 (pass_branch_target_load_optimize2): Likewise.
17000 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
17001 (pass_outof_cfg_layout_mode): Likewise.
17002 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
17003 (pass_rebuild_cgraph_edges): Likewise.
17004 (pass_remove_cgraph_callee_edges): Likewise.
17005 * df-core.c (pass_df_initialize_opt): Likewise.
17006 (pass_df_initialize_no_opt): Likewise.
17007 (pass_df_finish): Likewise.
17008 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
17009 * except.c (pass_set_nothrow_function_flags): Likewise.
17010 (pass_convert_to_eh_region_ranges): Likewise.
17011 * final.c (pass_compute_alignments): Likewise.
17012 * function.c (pass_instantiate_virtual_regs): Likewise.
17013 (pass_init_function): Likewise.
17014 (pass_leaf_regs): Likewise.
17015 (pass_match_asm_constraints): Likewise.
17016 * gimple-low.c (pass_lower_cf): Likewise.
17017 (pass_mark_used_blocks): Likewise.
17018 * init-regs.c (pass_initialize_regs): Likewise.
17019 * integrate.c (pass_initial_value_sets): Likewise.
17020 * ira.c (pass_ira): Likewise.
17021 * jump.c (pass_cleanup_barriers): Likewise.
17022 * omp-low.c (pass_expand_omp): Likewise.
17023 (pass_lower_omp): Likewise.
17024 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
17025 * recog.c (pass_split_all_insns): Likewise.
17026 (pass_split_after_reload): Likewise.
17027 (pass_split_before_regstack): Likewise.
17028 (pass_split_before_sched2): Likewise.
17029 (pass_split_for_shorten_branches): Likewise.
17030 * reginfo.c (pass_reginfo_init): Likewise.
17031 (pass_subregs_of_mode_init): Likewise.
17032 (pass_subregs_of_mode_finish): Likewise.
17033 * passes.c (pass_postreload): Likewise.
17034 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
17035 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
17036 (pass_warn_function_return): Likewise.
17037 (pass_warn_function_noreturn): Likewise.
17038 * tree-complex.c (pass_lower_complex): Likewise.
17039 (pass_lower_complex_O0): Likewise.
17040 * tree-if-conv.c (pass_if_conversion): Likewise.
17041 * tree-into-ssa.c (pass_build_ssa): Likewise.
17042 * tree-mudflap.c (pass_mudflap_1): Likewise.
17043 (pass_mudflap_2): Likewise.
17044 * tree-nomudflap.c (pass_mudflap_1): Likewise.
17045 (pass_mudflap_2): Likewise.
17046 * tree-nrv.c (pass_return_slot): Likewise.
17047 * tree-object-size.c (pass_object_sizes): Likewise.
17048 * tree-optimize.c (pass_all_optimizations): Likewise.
17049 (pass_early_local_passes): Likewise.
17050 (pass_all_early_optimizations): Likewise.
17051 (pass_cleanup_cfg): Likewise.
17052 (pass_cleanup_cfg_post_optimizing): Likewise.
17053 (pass_free_datastructures): Likewise.
17054 (pass_free_cfg_annotations): Likewise.
17055 (pass_fixup_cfg): Likewise.
17056 (pass_init_datastructures): Likewise.
17057 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
17058 (pass_late_warn_uninitialized): Likewise.
17059 (pass_update_address_taken): Likewise.
17060 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
17061 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
17062 (pass_cse_sincos): Likewise.
17063 (pass_convert_to_rsqrt): Likewise.
17064 * tree-ssa-structalias.c (pass_build_alias): Likewise.
17065 * tree-stdarg.c (pass_stdarg): Likewise.
17066 * tree-tailcall.c (pass_tail_recursion): Likewise.
17067 (pass_tail_calls): Likewise.
17068 * tree-vect-generic.c (pass_lower_vector): Likewise.
17069 (pass_lower_vector_ssa): Likewise.
17070 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
17072 2009-04-16 Joseph Myers <joseph@codesourcery.com>
17074 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
17076 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
17078 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
17079 logical and signext.
17081 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
17084 * config/sh/predicates.md (arith_operand): Check if the operand
17085 of TRUNCATE is a REG.
17087 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17089 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
17090 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
17092 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17094 * tree-iterator.c (tsi_split_statement_list_after,
17095 tsi_split_statement_list_before): Remove.
17096 * tree-iterator.h: Remove the prototypes for
17097 tsi_split_statement_list_after and tsi_split_statement_list_before.
17099 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17101 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
17102 * tree-ssa-propagate.h: Remove the prototype for
17103 stmt_makes_single_load.
17105 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17107 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
17108 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
17110 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17112 * tree-iterator.c (EXPR_LAST_BODY): Remove.
17114 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17116 * except.c (eh_region_outer_p): Remove.
17117 * except.h: Remove the prototype for eh_region_outer_p.
17119 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17121 * function.c (current_function_assembler_name): Remove.
17122 * function.h: Remove the prototype for
17123 current_function_assembler_name.
17125 2009-04-16 Ian Lance Taylor <iant@google.com>
17127 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
17128 (add_reg_note): Call alloc_reg_note.
17129 * rtl.h (alloc_reg_note): Declare.
17130 * combine.c (try_combine): Use alloc_reg_note.
17131 (recog_for_combine, move_deaths): Likewise.
17132 (distribute_notes): Use alloc_reg_note and add_reg_note.
17133 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
17134 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
17135 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
17137 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
17139 PR rtl-optimization/39762
17140 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
17141 ira_may_move_out_cost): Add comments about way of their usage.
17142 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
17144 * ira-conflicts.c (process_regs_for_copy): Use function
17145 ira_get_register_move_cost instead of global
17146 ira_register_move_cost.
17148 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
17149 color_pass, move_spill_restore, update_curr_costs): Ditto.
17151 * ira-lives.c (process_single_reg_class_operands): Ditto.
17153 * ira-emit.c (emit_move_list): Ditto.
17155 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
17156 (record_reg_classes): Ditto. Use functions
17157 ira_get_register_move_cost and ira_get_may_move_cost instead of
17158 global vars ira_register_move_cost, ira_may_move_out_cost and
17159 ira_may_move_in_cost.
17160 (record_address_regs): Don't call ira_init_register_move_cost.
17161 Use function ira_get_may_move_cost instead of global
17162 ira_may_move_in_cost.
17163 (process_bb_node_for_hard_reg_moves): Use function
17164 ira_get_register_move_cost instead of global ira_register_move_cost.
17165 (ira_costs): Don't call ira_init_register_move_cost.
17167 2009-04-16 Richard Guenther <rguenther@suse.de>
17169 * tree-cfg.c (verify_gimple_assign_binary):
17170 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
17171 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
17172 (create_general_new_stmt): Note that this function is broken.
17174 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17176 * common.opt (fhelp): Add Var(help_flag).
17177 * gcc-plugin.h (plugin_info): Add help.
17178 * plugin.c (plugin_name_args): Add help.
17179 (register_plugin_info): Set plugin->help.
17180 (print_help_one_plugin): New.
17181 (print_plugins_help): New.
17182 * plugin.h (print_plugins_help): New.
17183 * toplev.c (toplev_main): Call print_plugins_help if needed.
17185 2009-04-16 Richard Guenther <rguenther@suse.de>
17187 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
17188 (gimple_ior_addresses_taken_1): New function.
17189 (gimple_ior_addresses_taken): Likewise.
17190 * gimple.h (struct gimple_statement_with_ops_base): Remove
17191 addresses_taken member.
17192 (gimple_ior_addresses_taken): Declare.
17193 (gimple_addresses_taken, gimple_addresses_taken_ptr,
17194 gimple_set_addresses_taken): Remove.
17195 * ipa-reference.c (mark_address): New function.
17196 (scan_stmt_for_static_refs): Use it for marking addresses taken.
17197 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
17198 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
17199 (gimple_add_to_addresses_taken): Remove.
17200 (get_tmr_operands): Call mark_address_taken.
17201 (get_asm_expr_operands): Likewise.
17202 (get_expr_operands): Likewise.
17203 (build_ssa_operands): Do not clear the addresses_taken bitmap.
17204 (free_stmt_operands): Do not free it.
17205 * tree-ssa.c (delete_tree_ssa): Likewise.
17206 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
17208 2009-04-16 Richard Guenther <rguenther@suse.de>
17210 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
17211 (walk_stmt_load_store_ops): Likewise.
17212 * gimple.c (get_base_loadstore): New function.
17213 (walk_stmt_load_store_addr_ops): Likewise.
17214 (walk_stmt_load_store_ops): Likewise.
17215 * ipa-pure-const.c (check_op): Simplify.
17216 (check_load, check_store): New functions.
17217 (check_stmt): Use walk_stmt_load_store_ops.
17218 * ipa-reference.c (mark_load): Adjust signature.
17219 (mark_store): Likewise.
17220 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
17222 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17224 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
17225 (plugin_info): New.
17226 * opts.c (common_handle_option): Don't call print_version.
17227 * plugin.c (plugin_name_args): Add version.
17228 (register_plugin_info): New.
17229 (register_callback): Handle PLUGIN_INFO.
17230 (try_init_one_plugin): New.
17231 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
17233 (finalize_one_plugin): New.
17234 (finalize_plugins): New.
17235 (print_one_plugin): New.
17236 (print_plugins_versions): New.
17237 * plugin.h (print_plugins_versions): New.
17238 (finalize_plugins): New.
17239 * toplev.c (compile_file): Don't call initialize_plugins.
17240 (print_version): Call print_plugins_versions.
17241 (toplev_main): Call initialize_plugins. Print version if needed.
17242 Call finalize_plugins.
17244 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17246 * common.opt (fversion): New.
17247 * gcc.c (print_version): New.
17248 (process_command): Don't print the version. Just set print_version.
17249 (main): Print version. Call subprocesses if print_version and
17250 verbose_flag are set.
17251 * opts.c (common_handle_option): Handle OPT_fversion.
17253 2009-04-16 Richard Guenther <rguenther@suse.de>
17254 Ira Rosen <irar@il.ibm.com>
17256 PR tree-optimization/39698
17257 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
17258 type of the reduction variable. Only generate the def if
17261 * omp-low.c (expand_omp_for_generic): When converting to a pointer
17262 make sure to first convert to an integer of the same precision.
17263 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
17264 the type of the evolution correctly in computing the new
17265 induction variable base.
17267 2009-04-16 Richard Guenther <rguenther@suse.de>
17269 PR middle-end/39625
17270 * tree-cfg.c (make_blocks): Split statements with to-be
17271 abnormal SSA names on the lhs.
17273 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
17275 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
17276 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
17277 * c-typeck.c (really_start_incremental_init): Likewise.
17278 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
17279 (TARGET_INITIALIZER): Remove it.
17280 * target.h (struct target): Remove vector_opaque_p.
17281 * tree.c (build_opaque_vector_type): New.
17282 * tree.h (TYPE_VECTOR_OPAQUE): New.
17283 (build_opaque_vector_type): Declare.
17284 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
17285 * config/rs6000/rs6000.c (build_opaque_vector_type,
17286 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
17287 (rs6000_init_builtins): Use build_opaque_vector_type for
17288 opaque_V4SI_type_node.
17290 2009-04-15 Catherine Moore <clm@codesourcery.com>
17292 * debug.h (set_name): Declare.
17293 * dwarf2out.c (dwarf2out_set_name): Declare.
17294 (dwarf2_debug_hooks): Add set_name.
17295 (find_AT_string): New.
17296 (add_AT_string): Call find_AT_string.
17297 (dwarf2out_set_name): New.
17298 * cp/decl.c (grokdeclarator): Call set_name.
17299 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
17300 * debug.c (do_nothing_debug_hooks): Likewise.
17301 * dbxout.c (dbx_debug_hooks): Likewise.
17302 * sdbout.c (sdb_debug_hooks): Likewise.
17304 2009-04-15 Michael Eager <eager@eagercon.com>
17306 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
17307 reg for single-precision FPU.
17308 * config/rs6000/rs6000.md (movsi_internal1): Only for
17309 !TARGET_SINGLE_FPU.
17310 (movsi_internal1_single): New. Add pattern to move SI values to/from
17311 single-precision FP regs.
17313 2009-04-15 Richard Guenther <rguenther@suse.de>
17315 * omp-low.c (lower_rec_input_clauses): Build correct address
17317 (expand_omp_for_generic): Fix multiplication type.
17318 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
17319 (generate_memset_zero): Fix types.
17320 * tree-profile.c (prepare_instrumented_value): Correctly
17323 2009-04-15 Ian Lance Taylor <iant@google.com>
17325 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
17326 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
17327 for -Wall and for -Wc++-compat.
17328 (c_common_post_options): For C++, set warn_enum_compare if not
17330 * c-tree.h (struct c_expr): Add field original_type.
17331 (build_external_ref): Update declaration.
17332 * c-parser.c (c_parser_braced_init): Set original_type.
17333 (c_parser_initelt): Likewise.
17334 (c_parser_expr_no_commas): Likewise.
17335 (c_parser_conditional_expression): Likewise.
17336 (c_parser_cast_expression): Likewise.
17337 (c_parser_unary_expression): Likewise. Pull setting of
17338 original_code to top of function.
17339 (c_parser_sizeof_expression): Set original_type.
17340 (c_parser_alignof_expression): Likewise.
17341 (c_parser_postfix_expression): Likewise. Pull setting of
17342 original_code to top of function.
17343 (c_parser_postfix_expression_after_paren_type): Set original_type.
17344 (c_parser_postfix_expression_after_primary): Likewise.
17345 (c_parser_expression): Likewise.
17346 * c-typeck.c (build_external_ref): Add type parameter. Change all
17348 (c_expr_sizeof_expr): Set original_type field.
17349 (parser_build_unary_op): Likewise.
17350 (parser_build_binary_op): Likewise. Optionally warn about
17351 comparisons of enums of different types.
17352 (digest_init): Set original_type field.
17353 (really_start_incremental_init): Likewise.
17354 (push_init_level, pop_init_level): Likewise.
17355 * doc/invoke.texi (Warning Options): -Wenum-compare now
17358 2009-04-15 Richard Guenther <rguenther@suse.de>
17360 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
17361 out a necessary conversion.
17362 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
17363 names we didn't value number.
17364 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
17366 2009-04-15 Richard Guenther <rguenther@suse.de>
17368 PR tree-optimization/39764
17369 * tree-ssa-ccp.c (get_value): Canonicalize value with
17370 canonicalize_float_value.
17372 2009-04-15 Jan Hubicka <jh@suse.cz>
17374 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
17375 Wrong version of patch.
17377 2009-04-15 Jan Hubicka <jh@suse.cz>
17379 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
17381 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
17383 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
17384 our distinct integral and vector types.
17386 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
17388 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
17389 * init.c (build_vtbl_address): Remove call to assemble_external.
17391 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
17393 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
17394 output for other floating point modes.
17396 2009-04-14 Diego Novillo <dnovillo@google.com>
17398 * diagnostic.c (diagnostic_report_diagnostic): Do not
17399 warn about loaded plugins for DK_ERROR and DK_WARNING.
17400 * c-decl.c (declspecs_add_type): Move call to
17401 invoke_plugin_callbacks ...
17402 * c-parser.c (c_parser_declspecs): ... here.
17403 * plugin.c (dump_active_plugins): Tidy output.
17405 2009-04-14 Diego Novillo <dnovillo@google.com>
17406 Le-Chun Wu <lcwu@google.com>
17408 * configure.ac: Add --enable-plugin support.
17409 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
17410 * Makefile.in (PLUGIN_H): Define.
17411 Export ENABLE_PLUGIN and GMPINC to site.exp.
17412 Add PLUGINLIBS to link command.
17413 Add/modify dependencies for plugin.o and files including plugin.h.
17415 * config.in: Regenerate.
17417 * opts.c (common_handle_option): Handle OPT_fplugin_ and
17420 2009-04-14 Le-Chun Wu <lcwu@google.com>
17422 * tree-pass.h (register_one_dump_file): Add a prototype for
17423 register_one_dump_file.
17424 * toplev.c (compile_file): Call initialize_plugins.
17425 (do_compile): Call invoke_plugin_callbacks.
17426 (toplev_main): Call invoke_plugin_callbacks.
17427 * common.opt: Add -fplugin= and -fplugin-arg-.
17428 * gcc-plugin.h: New public header file for plugins to include.
17429 * plugin.c: New source file.
17430 * plugin.h: New internal header file.
17431 * passes.c (register_one_dump_file): Make it external.
17433 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
17435 2009-04-14 Diego Novillo <dnovillo@google.com>
17437 * doc/plugins.texi: New.
17438 * doc/gccint.texi: Add reference to Plugins chapter.
17439 * doc/invoke.texi: Document -fplugin and -fplugin-arg
17440 * diagnostic.c (diagnostic_report_diagnostic): Warn about
17441 loaded plugins, if any.
17442 * timevar.def (TV_PLUGIN_INIT): Define.
17443 (TV_PLUGIN_RUN): Define.
17444 * plugin.c: Include timevar.h
17445 (plugins_active_p): New.
17446 (dump_active_plugins): New.
17447 (debug_active_plugins): New.
17449 2009-04-14 Joseph Myers <joseph@codesourcery.com>
17451 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
17453 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
17455 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
17457 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
17458 the same as a minus without a shift.
17460 2009-04-14 Nick Clifton <nickc@redhat.com>
17462 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
17463 comparisons with small integers will always produce a short
17466 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
17469 2008-12-19 Diego Novillo <dnovillo@google.com>
17471 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
17473 2009-04-14 Richard Guenther <rguenther@suse.de>
17475 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
17477 (verify_gimple_assign_binary): Likewise. Handle shifts and
17479 (verify_gimple_phi): Print the mismatched argument position.
17480 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
17482 (vect_update_init_of_dr): Likewise.
17483 * matrix-reorg.c (transform_access_sites): Do what the
17485 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
17487 2009-04-13 Michael Eager <eager@eagercon.com>
17489 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
17490 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
17491 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
17492 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
17493 remove duplicate config
17495 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17497 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
17498 file_name:line_number type locator of the call site.
17500 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
17502 * genautomata.c: Put blank after comma.
17503 (automaton_decls): New.
17504 (struct unit_usage): Add comments to member next.
17505 (store_alt_unit_usage): Keep the list ordered.
17506 (unit_present_on_list_p, equal_alternatives_p): New.
17507 (check_regexp_units_distribution): Check units distribution
17508 correctness correctly.
17509 (main): Don't write automata if error is found. Return correct
17512 * config/m68k/cf.md (cfv4_ds): Remove.
17513 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
17514 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
17516 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
17517 power4-load-ext, power4-store, power4-store-update,
17518 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
17519 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
17520 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
17521 power4-sqrt, power4-isync): Modify reservation to make correct
17522 unit distribution to automata.
17524 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
17525 power5-store-update, power5-two, power5-three, power5-lmul,
17526 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
17528 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
17530 * except.c (pass_set_nothrow_function_flags): Set name and add
17532 (set_nothrow_function_flags): Mention in the dump file when
17533 changing a function to nothrow.
17535 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
17538 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
17539 instead of unsigned long.
17541 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17543 * config/arm/arm.c (return_used_this_function): Remove.
17544 (arm_output_function_prologue): Remove use of
17545 return_used_this_function.
17546 (output_return_instruction): Replace use of
17547 return_used_this_function
17548 by cfun->machine->return_used_this_function.
17549 (arm_output_epilogue): Likewise.
17550 (arm_output_function_epilogue): Likewise.
17551 (thumb_unexpanded_epilogue): Likewise.
17552 * config/arm/arm.h (struct machine_function):
17553 New member return_used_this_function.
17555 2009-04-12 Mark Mitchell <mark@codesourcery.com>
17557 * doc/install.texi: Correct description of default directory for
17558 --with-gxx-include-dir.
17560 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
17562 * fold-const.c (build_range_check): Properly deal with enumeral and
17563 boolean base types.
17565 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
17567 * doc/invoke.texi (max_gcse_passes): Remove documentation.
17568 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
17569 * params.h (MAX_GCSE_PASSES): Remove.
17570 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
17571 in sequence. Remove ability to run multiple passes.
17572 (bypass_jumps): Report run as third CPROP pass.
17574 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
17576 PR middle-end/39651
17577 * except.c (can_throw_external): Look at each insn in a SEQUENCE
17578 when deciding whether the whole SEQUENCE can throw.
17580 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
17583 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
17584 offseted label references.
17586 2009-04-11 Jan Hubicka <jh@suse.cz>
17588 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
17590 2009-04-11 Richard Guenther <rguenther@suse.de>
17592 PR middle-end/39732
17593 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
17594 return variables as TREE_ADDRESSABLE.
17596 2009-04-11 Richard Guenther <rguenther@suse.de>
17598 PR tree-optimization/39713
17599 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
17600 reference trees have SSA_NAME operands.
17602 2009-04-11 Richard Guenther <rguenther@suse.de>
17605 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
17606 address expressions.
17608 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
17610 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
17611 match changes in Cygwin 1.7
17612 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
17613 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
17615 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
17617 PR tree-optimization/39701
17618 * doc/invoke.texi (Optimization Options): Document change in
17619 meaning and initialization of -fdelete-null-pointer-checks.
17621 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
17623 PR middle-end/39701
17624 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
17626 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
17629 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
17631 2009-04-10 Chao-ying Fu <fu@mips.com>
17633 * doc/tm.texi (Instruction Output): Document
17634 TARGET_ASM_FINAL_POSTSCAN_INSN.
17635 * target.h (final_postscan_insn): New field in asm_out.
17636 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
17637 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
17638 * final.c (final_scan_insn): Call
17639 targetm.asm_out.final_postscan_insn after outputting
17640 an asm macro and a normal instruction.
17642 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
17643 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
17644 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
17645 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
17646 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
17648 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
17650 PR middle-end/39701
17651 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
17652 variables as non-NULL even with -fdelete-null-pointer-checks.
17654 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
17656 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
17658 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
17661 * config/i386/i386.c (classify_argument): Handle SCmode with
17662 (bit_offset % 64) != 0.
17664 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
17666 * doc/invoke.texi (Optimize Options): Add cross-reference to
17667 -Q --help=optimizers examples.
17669 2009-04-10 Ben Elliston <bje@au.ibm.com>
17672 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
17673 regalign for the reg == fpr and TDmode case.
17675 2009-04-09 David Ayers <ayers@fsfe.org>
17678 * objc/objc-act.c (warn_with_method): Remove helper function.
17679 (check_duplicates): Call warning and inform directly.
17680 (really_start_method): Likewise.
17682 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
17684 * expmed.c (expand_divmod): Always use a comparison for a division
17685 by a large unsigned integer.
17687 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
17688 for things others than variables or functions as nonzero.
17690 2009-04-09 Nick Clifton <nickc@redhat.com>
17692 * unwind-compat.c: Change copyright header to refer to version
17693 3 of the GNU General Public License with version 3.1 of the
17694 GCC Runtime Library Exception and to point readers at the
17695 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
17696 * config/alpha/crtfastmath.c: Likewise.
17697 * config/alpha/linux-unwind.h: Likewise.
17698 * config/alpha/qrnnd.asm: Likewise.
17699 * config/alpha/vms-crt0-64.c: Likewise.
17700 * config/alpha/vms-crt0.c: Likewise.
17701 * config/alpha/vms-dwarf2.asm: Likewise.
17702 * config/alpha/vms-dwarf2eh.asm: Likewise.
17703 * config/alpha/vms-psxcrt0-64.c: Likewise.
17704 * config/alpha/vms-psxcrt0.c: Likewise.
17705 * config/alpha/vms_tramp.asm: Likewise.
17706 * config/arc/initfini.c: Likewise.
17707 * config/arc/lib1funcs.asm: Likewise.
17708 * config/arm/bpabi-v6m.S: Likewise.
17709 * config/arm/bpabi.S: Likewise.
17710 * config/arm/bpabi.c: Likewise.
17711 * config/arm/crti.asm: Likewise.
17712 * config/arm/crtn.asm: Likewise.
17713 * config/arm/ieee754-df.S: Likewise.
17714 * config/arm/ieee754-sf.S: Likewise.
17715 * config/arm/lib1funcs.asm: Likewise.
17716 * config/arm/libunwind.S: Likewise.
17717 * config/arm/linux-atomic.c: Likewise.
17718 * config/arm/mmintrin.h: Likewise.
17719 * config/arm/pr-support.c: Likewise.
17720 * config/arm/unaligned-funcs.c: Likewise.
17721 * config/arm/unwind-arm.c: Likewise.
17722 * config/arm/unwind-arm.h: Likewise.
17723 * config/avr/libgcc.S: Likewise.
17724 * config/bfin/crti.s: Likewise.
17725 * config/bfin/crtlibid.s: Likewise.
17726 * config/bfin/crtn.s: Likewise.
17727 * config/bfin/lib1funcs.asm: Likewise.
17728 * config/bfin/linux-unwind.h: Likewise.
17729 * config/cris/arit.c: Likewise.
17730 * config/cris/cris_abi_symbol.c: Likewise.
17731 * config/darwin-64.c: Likewise.
17732 * config/darwin-crt2.c: Likewise.
17733 * config/darwin-crt3.c: Likewise.
17734 * config/darwin.h: Likewise.
17735 * config/dbxelf.h: Likewise.
17736 * config/dfp-bit.c: Likewise.
17737 * config/dfp-bit.h: Likewise.
17738 * config/elfos.h: Likewise.
17739 * config/fixed-bit.c: Likewise.
17740 * config/fixed-bit.h: Likewise.
17741 * config/fp-bit.c: Likewise.
17742 * config/fp-bit.h: Likewise.
17743 * config/fr30/crti.asm: Likewise.
17744 * config/fr30/crtn.asm: Likewise.
17745 * config/fr30/lib1funcs.asm: Likewise.
17746 * config/freebsd-spec.h: Likewise.
17747 * config/frv/cmovd.c: Likewise.
17748 * config/frv/cmovh.c: Likewise.
17749 * config/frv/cmovw.c: Likewise.
17750 * config/frv/frvbegin.c: Likewise.
17751 * config/frv/frvend.c: Likewise.
17752 * config/frv/lib1funcs.asm: Likewise.
17753 * config/glibc-stdint.h: Likewise.
17754 * config/h8300/clzhi2.c: Likewise.
17755 * config/h8300/crti.asm: Likewise.
17756 * config/h8300/crtn.asm: Likewise.
17757 * config/h8300/ctzhi2.c: Likewise.
17758 * config/h8300/fixunssfsi.c: Likewise.
17759 * config/h8300/lib1funcs.asm: Likewise.
17760 * config/h8300/parityhi2.c: Likewise.
17761 * config/h8300/popcounthi2.c: Likewise.
17762 * config/i386/ammintrin.h: Likewise.
17763 * config/i386/att.h: Likewise.
17764 * config/i386/avxintrin.h: Likewise.
17765 * config/i386/biarch64.h: Likewise.
17766 * config/i386/bmmintrin.h: Likewise.
17767 * config/i386/cpuid.h: Likewise.
17768 * config/i386/cross-stdarg.h: Likewise.
17769 * config/i386/crtfastmath.c: Likewise.
17770 * config/i386/crtprec.c: Likewise.
17771 * config/i386/cygming-crtbegin.c: Likewise.
17772 * config/i386/cygming-crtend.c: Likewise.
17773 * config/i386/cygwin.asm: Likewise.
17774 * config/i386/emmintrin.h: Likewise.
17775 * config/i386/gmm_malloc.h: Likewise.
17776 * config/i386/gthr-win32.c: Likewise.
17777 * config/i386/i386.h: Likewise.
17778 * config/i386/immintrin.h: Likewise.
17779 * config/i386/linux-unwind.h: Likewise.
17780 * config/i386/linux64.h: Likewise.
17781 * config/i386/mm3dnow.h: Likewise.
17782 * config/i386/mmintrin-common.h: Likewise.
17783 * config/i386/mmintrin.h: Likewise.
17784 * config/i386/nmmintrin.h: Likewise.
17785 * config/i386/pmm_malloc.h: Likewise.
17786 * config/i386/pmmintrin.h: Likewise.
17787 * config/i386/smmintrin.h: Likewise.
17788 * config/i386/sol2-c1.asm: Likewise.
17789 * config/i386/sol2-ci.asm: Likewise.
17790 * config/i386/sol2-cn.asm: Likewise.
17791 * config/i386/sol2-gc1.asm: Likewise.
17792 * config/i386/tmmintrin.h: Likewise.
17793 * config/i386/unix.h: Likewise.
17794 * config/i386/w32-unwind.h: Likewise.
17795 * config/i386/wmmintrin.h: Likewise.
17796 * config/i386/x86-64.h: Likewise.
17797 * config/i386/x86intrin.h: Likewise.
17798 * config/i386/xmmintrin.h: Likewise.
17799 * config/ia64/crtbegin.asm: Likewise.
17800 * config/ia64/crtend.asm: Likewise.
17801 * config/ia64/crtfastmath.c: Likewise.
17802 * config/ia64/crti.asm: Likewise.
17803 * config/ia64/crtn.asm: Likewise.
17804 * config/ia64/fde-glibc.c: Likewise.
17805 * config/ia64/lib1funcs.asm: Likewise.
17806 * config/ia64/linux-unwind.h: Likewise.
17807 * config/ia64/quadlib.c: Likewise.
17808 * config/ia64/unwind-ia64.c: Likewise.
17809 * config/linux.h: Likewise.
17810 * config/m32c/m32c-lib1.S: Likewise.
17811 * config/m32c/m32c-lib2-trapv.c: Likewise.
17812 * config/m32c/m32c-lib2.c: Likewise.
17813 * config/m32r/initfini.c: Likewise.
17814 * config/m68hc11/larith.asm: Likewise.
17815 * config/m68hc11/m68hc11-crt0.S: Likewise.
17816 * config/m68k/cf.md: Likewise.
17817 * config/m68k/crti.s: Likewise.
17818 * config/m68k/crtn.s: Likewise.
17819 * config/m68k/lb1sf68.asm: Likewise.
17820 * config/m68k/linux-unwind.h: Likewise.
17821 * config/mcore/crti.asm: Likewise.
17822 * config/mcore/crtn.asm: Likewise.
17823 * config/mcore/lib1.asm: Likewise.
17824 * config/mips/linux-unwind.h: Likewise.
17825 * config/mips/loongson.h: Likewise.
17826 * config/mips/mips16.S: Likewise.
17827 * config/mmix/crti.asm: Likewise.
17828 * config/mmix/crtn.asm: Likewise.
17829 * config/pa/fptr.c: Likewise.
17830 * config/pa/hpux-unwind.h: Likewise.
17831 * config/pa/lib2funcs.asm: Likewise.
17832 * config/pa/linux-atomic.c: Likewise.
17833 * config/pa/linux-unwind.h: Likewise.
17834 * config/pa/milli64.S: Likewise.
17835 * config/pa/quadlib.c: Likewise.
17836 * config/pa/stublib.c: Likewise.
17837 * config/picochip/libgccExtras/adddi3.asm: Likewise.
17838 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
17839 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
17840 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
17841 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
17842 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
17843 * config/picochip/libgccExtras/divmod15.asm: Likewise.
17844 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
17845 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
17846 * config/picochip/libgccExtras/longjmp.asm: Likewise.
17847 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
17848 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
17849 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
17850 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
17851 * config/picochip/libgccExtras/setjmp.asm: Likewise.
17852 * config/picochip/libgccExtras/subdi3.asm: Likewise.
17853 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
17854 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
17855 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
17856 * config/rs6000/750cl.h: Likewise.
17857 * config/rs6000/altivec.h: Likewise.
17858 * config/rs6000/biarch64.h: Likewise.
17859 * config/rs6000/crtresfpr.asm: Likewise.
17860 * config/rs6000/crtresgpr.asm: Likewise.
17861 * config/rs6000/crtresxfpr.asm: Likewise.
17862 * config/rs6000/crtresxgpr.asm: Likewise.
17863 * config/rs6000/crtsavfpr.asm: Likewise.
17864 * config/rs6000/crtsavgpr.asm: Likewise.
17865 * config/rs6000/darwin-asm.h: Likewise.
17866 * config/rs6000/darwin-fallback.c: Likewise.
17867 * config/rs6000/darwin-fpsave.asm: Likewise.
17868 * config/rs6000/darwin-ldouble.c: Likewise.
17869 * config/rs6000/darwin-tramp.asm: Likewise.
17870 * config/rs6000/darwin-unwind.h: Likewise.
17871 * config/rs6000/darwin-vecsave.asm: Likewise.
17872 * config/rs6000/darwin-world.asm: Likewise.
17873 * config/rs6000/e500crtres32gpr.asm: Likewise.
17874 * config/rs6000/e500crtres64gpr.asm: Likewise.
17875 * config/rs6000/e500crtres64gprctr.asm: Likewise.
17876 * config/rs6000/e500crtrest32gpr.asm: Likewise.
17877 * config/rs6000/e500crtrest64gpr.asm: Likewise.
17878 * config/rs6000/e500crtresx32gpr.asm: Likewise.
17879 * config/rs6000/e500crtresx64gpr.asm: Likewise.
17880 * config/rs6000/e500crtsav32gpr.asm: Likewise.
17881 * config/rs6000/e500crtsav64gpr.asm: Likewise.
17882 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
17883 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
17884 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
17885 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
17886 * config/rs6000/eabi-ci.asm: Likewise.
17887 * config/rs6000/eabi-cn.asm: Likewise.
17888 * config/rs6000/eabi.asm: Likewise.
17889 * config/rs6000/linux-unwind.h: Likewise.
17890 * config/rs6000/linux64.h: Likewise.
17891 * config/rs6000/paired.h: Likewise.
17892 * config/rs6000/paired.md: Likewise.
17893 * config/rs6000/ppc64-fp.c: Likewise.
17894 * config/rs6000/ppu_intrinsics.h: Likewise.
17895 * config/rs6000/rs6000.h: Likewise.
17896 * config/rs6000/si2vmx.h: Likewise.
17897 * config/rs6000/sol-ci.asm: Likewise.
17898 * config/rs6000/sol-cn.asm: Likewise.
17899 * config/rs6000/spe.h: Likewise.
17900 * config/rs6000/spu2vmx.h: Likewise.
17901 * config/rs6000/sysv4.h: Likewise.
17902 * config/rs6000/tramp.asm: Likewise.
17903 * config/rs6000/vec_types.h: Likewise.
17904 * config/s390/linux-unwind.h: Likewise.
17905 * config/s390/tpf-unwind.h: Likewise.
17906 * config/score/crti.asm: Likewise.
17907 * config/score/crtn.asm: Likewise.
17908 * config/sh/crt1.asm: Likewise.
17909 * config/sh/crti.asm: Likewise.
17910 * config/sh/crtn.asm: Likewise.
17911 * config/sh/divtab-sh4-300.c: Likewise.
17912 * config/sh/divtab-sh4.c: Likewise.
17913 * config/sh/divtab.c: Likewise.
17914 * config/sh/lib1funcs-4-300.asm: Likewise.
17915 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
17916 * config/sh/lib1funcs.asm: Likewise.
17917 * config/sh/lib1funcs.h: Likewise.
17918 * config/sh/linux-atomic.asm: Likewise.
17919 * config/sh/linux-unwind.h: Likewise.
17920 * config/sh/shmedia.h: Likewise.
17921 * config/sh/sshmedia.h: Likewise.
17922 * config/sh/ushmedia.h: Likewise.
17923 * config/sparc/crtfastmath.c: Likewise.
17924 * config/sparc/linux-unwind.h: Likewise.
17925 * config/sparc/sol2-c1.asm: Likewise.
17926 * config/sparc/sol2-ci.asm: Likewise.
17927 * config/sparc/sol2-cn.asm: Likewise.
17928 * config/spu/divmodti4.c: Likewise.
17929 * config/spu/divv2df3.c: Likewise.
17930 * config/spu/float_disf.c: Likewise.
17931 * config/spu/float_unsdidf.c: Likewise.
17932 * config/spu/float_unsdisf.c: Likewise.
17933 * config/spu/float_unssidf.c: Likewise.
17934 * config/spu/mfc_multi_tag_release.c: Likewise.
17935 * config/spu/mfc_multi_tag_reserve.c: Likewise.
17936 * config/spu/mfc_tag_release.c: Likewise.
17937 * config/spu/mfc_tag_reserve.c: Likewise.
17938 * config/spu/mfc_tag_table.c: Likewise.
17939 * config/spu/multi3.c: Likewise.
17940 * config/spu/spu_internals.h: Likewise.
17941 * config/spu/spu_intrinsics.h: Likewise.
17942 * config/spu/spu_mfcio.h: Likewise.
17943 * config/spu/vec_types.h: Likewise.
17944 * config/spu/vmx2spu.h: Likewise.
17945 * config/stormy16/stormy16-lib2.c: Likewise.
17946 * config/svr4.h: Likewise.
17947 * config/sync.c: Likewise.
17948 * config/v850/lib1funcs.asm: Likewise.
17949 * config/vxlib-tls.c: Likewise.
17950 * config/vxlib.c: Likewise.
17951 * config/vxworks-dummy.h: Likewise.
17952 * config/xtensa/crti.asm: Likewise.
17953 * config/xtensa/crtn.asm: Likewise.
17954 * config/xtensa/ieee754-df.S: Likewise.
17955 * config/xtensa/ieee754-sf.S: Likewise.
17956 * config/xtensa/lib1funcs.asm: Likewise.
17957 * config/xtensa/lib2funcs.S: Likewise.
17958 * config/xtensa/linux-unwind.h: Likewise.
17959 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
17960 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
17961 * coretypes.h: Likewise.
17962 * crtstuff.c: Likewise.
17963 * defaults.h: Likewise.
17964 * dwarf2.h: Likewise.
17965 * emutls.c: Likewise.
17966 * gbl-ctors.h: Likewise.
17967 * gcov-io.h: Likewise.
17968 * ginclude/float.h: Likewise.
17969 * ginclude/iso646.h: Likewise.
17970 * ginclude/stdarg.h: Likewise.
17971 * ginclude/stdbool.h: Likewise.
17972 * ginclude/stddef.h: Likewise.
17973 * ginclude/stdfix.h: Likewise.
17974 * ginclude/stdint-gcc.h: Likewise.
17975 * ginclude/tgmath.h: Likewise.
17976 * gthr-aix.h: Likewise.
17977 * gthr-dce.h: Likewise.
17978 * gthr-gnat.c: Likewise.
17979 * gthr-gnat.h: Likewise.
17980 * gthr-lynx.h: Likewise.
17981 * gthr-mipssde.h: Likewise.
17982 * gthr-nks.h: Likewise.
17983 * gthr-posix.c: Likewise.
17984 * gthr-posix.h: Likewise.
17985 * gthr-posix95.h: Likewise.
17986 * gthr-rtems.h: Likewise.
17987 * gthr-single.h: Likewise.
17988 * gthr-solaris.h: Likewise.
17989 * gthr-tpf.h: Likewise.
17990 * gthr-vxworks.h: Likewise.
17991 * gthr-win32.h: Likewise.
17992 * gthr.h: Likewise.
17993 * libgcc2.c: Likewise.
17994 * libgcc2.h: Likewise.
17995 * libgcov.c: Likewise.
17996 * tsystem.h: Likewise.
17997 * typeclass.h: Likewise.
17998 * unwind-c.c: Likewise.
17999 * unwind-compat.h: Likewise.
18000 * unwind-dw2-fde-compat.c: Likewise.
18001 * unwind-dw2-fde-darwin.c: Likewise.
18002 * unwind-dw2-fde-glibc.c: Likewise.
18003 * unwind-dw2-fde.c: Likewise.
18004 * unwind-dw2-fde.h: Likewise.
18005 * unwind-dw2.c: Likewise.
18006 * unwind-dw2.h: Likewise.
18007 * unwind-generic.h: Likewise.
18008 * unwind-pe.h: Likewise.
18009 * unwind-sjlj.c: Likewise.
18010 * unwind.inc: Likewise.
18011 * config/arm/neon-gen.ml: Change generated copyright header to
18012 refer to version 3 of the GNU General Public License with
18013 version 3.1 of the GCC Runtime Library Exception and to point
18014 readers at the COPYING3 and COPYING3.RUNTIME files and the
18015 FSF's license web page.
18016 * config/arm/arm_neon.h: Regenerate.
18018 2009-04-09 Jakub Jelinek <jakub@redhat.com>
18020 * config/cris/cris.md: Change copyright header to refer to version
18021 3 of the GNU General Public License.
18022 * doc/install.texi2html: Change copyright header to refer to version
18023 3 of the GNU General Public License and to point readers at the
18024 COPYING3 file and the FSF's license web page.
18025 * config/vax/linux.h: Likewise.
18027 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
18029 * config/i386/i386.md (cmpcc): New.
18030 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
18031 (sync_compare_and_swap_cc*): Delete.
18033 * config/s390/s390.c (s390_compare_emitted): Remove.
18034 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
18035 s390_compare_emitted used to be handled. Assert that modes match.
18036 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
18037 refer to sync_compare_and_swap_ccsi.
18038 * config/s390/s390.h (s390_compare_emitted): Remove.
18039 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
18040 instead of s390_compare_emitted.
18041 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
18042 instead of s390_compare_emitted.
18043 * config/s390/s390.md (cmpcc): New.
18044 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
18045 CC_REGNUM, do not pretend it's set.
18046 (sync_compare_and_swap_cc*): Delete.
18047 * config/s390/predicates.md (cc_reg_operand): New.
18049 * expr.c (sync_compare_and_swap_cc): Delete.
18050 * optabs.h (sync_compare_and_swap_cc): Delete.
18051 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
18052 is being used with can_compare_p.
18053 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
18054 (find_cc_set): New.
18055 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
18056 look for a MODE_CC set instead. Use emit_store_flag.
18057 (expand_compare_and_swap_loop): Likewise, with some additional
18058 complication to avoid a force_reg when useless. Use
18059 emit_cmp_and_jump_insns.
18060 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
18061 * doc/md.texi (sync_compare_and_swap_cc): Merge with
18062 sync_compare_and_swap documentation.
18064 2009-04-09 Jan Hubicka <jh@suse.cz>
18066 * except.c (find_prev_try): Break out from ....
18067 (duplicate_eh_regions): ... here; properly update prev_try pointers
18068 when duplication part of tree.
18069 (dump_eh_tree): Improve dumping.
18070 (verify_eh_region): New.
18071 (verify_eh_tree): Use it.
18073 2009-04-06 Richard Guenther <rguenther@suse.de>
18075 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
18076 &ARRAY addresses by adjusting their types and prepending
18078 * tree-cfg.c (verify_gimple_assign_single): Verify that
18079 addresses are correct.
18081 2009-04-09 Richard Guenther <rguenther@suse.de>
18083 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
18084 indices into an array reference if possible.
18085 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
18086 Fold POINTER_PLUS_EXPR statements with invariant address.
18088 2009-04-09 Alan Modra <amodra@bigpond.net.au>
18091 * config.gcc (powerpc64-*-linux*): Always build biarch.
18093 2009-04-09 Joseph Myers <joseph@codesourcery.com>
18096 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
18097 it and pedwarn if this results in an INTEGER_CST.
18099 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18101 * doc/install.texi: Update minimum GMP version. Remove obsolete
18102 text in MPFR section.
18104 2009-04-08 Jakub Jelinek <jakub@redhat.com>
18106 * dwarf2out.c (class_scope_p): New static inline.
18107 (class_or_namespace_scope_p): Use it.
18108 (gen_variable_die): Use DW_TAG_member tag for static data member
18109 declarations instead of DW_TAG_variable.
18111 PR middle-end/39573
18112 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
18115 2009-04-08 Richard Guenther <rguenther@suse.de>
18117 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
18118 valueize random data.
18120 2009-04-08 David Edelsohn <edelsohn@gnu.org>
18122 * config.gcc (aix tm_file): Add aix-stdint.h.
18123 (aix tm clause use_gcc_stdint): Set to wrap.
18124 * config/rs6000/aix-stdint.h: New file.
18126 2009-04-08 Richard Guenther <rguenther@suse.de>
18128 PR middle-end/36291
18129 * tree-dfa.c (add_referenced_var): Do not recurse into
18130 global initializers.
18131 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
18133 (fold_const_aggregate_ref): Likewise.
18135 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
18137 * recog.c (ordered_comparison_operator): New.
18138 * gensupport.c (std_preds): Add it.
18139 * doc/md.texi (Machine-Independent Predicates): Document it.
18141 2009-04-08 Jan Hubicka <jh@suse.cz>
18143 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
18144 * function.h (rtl_eh): Remove exception_handler_label_map.
18145 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
18146 remove_exception_handler_label, for_each_eh_label_1): Remove.
18147 (rtl_remove_unreachable_regions): Remove.
18148 (convert_from_eh_region_ranges): Do not remove unreachable regions.
18149 (find_exception_handler_labels): Don't build the hashtable.
18150 (maybe_remove_eh_handler): Remove.
18151 (for_each_eh_label): Rewrite to walk the tree.
18152 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
18153 * except.h (maybe_remove_eh_handler): Remove.
18154 * passes.c (init_optimization_passes): Schedule second EH cleanup
18156 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
18157 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
18159 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
18161 * genoutput.c (validate_optab_operands): New.
18162 (gen_insn, gen_expand): Call it.
18164 * genflags.c (gen_insn): Detect misused iterators.
18165 (main): Pass line_no to gen_insn, exit with status 1 on error.
18167 * genextract.c (line_no): Make global.
18168 (VEC_safe_set_locstr): Change assertion to error message.
18169 (main): Exit with status 1 on error.
18171 2009-04-08 Joseph Myers <joseph@codesourcery.com>
18175 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
18176 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
18177 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
18178 * c-convert.c (convert): Do not call fold on results of conversion
18179 functions when the result is a C_MAYBE_CONST_EXPR.
18180 * c-parser.c (c_parser_postfix_expression): Do not fold condition
18181 of __builtin_choose_expr.
18182 * c-typeck.c (remove_c_maybe_const_expr): New.
18183 (build_unary_op, build_conditional_expr, build_compound_expr,
18184 build_binary_op, c_objc_common_truthvalue_conversion): Call
18185 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
18188 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
18190 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
18191 CODE to produce a new one. Add a prototype to use fold_convert_const
18193 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
18196 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
18197 mix declarations and code.
18199 2009-04-08 Ben Elliston <bje@au.ibm.com>
18201 * gcc.c: Replace `CC' with `GCC' throughout.
18203 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
18205 * doc/invoke.texi: Document Atom support.
18207 2009-04-07 Jason Merrill <jason@redhat.com>
18210 * c-common.h, c-common.c: Add flag_pretty_templates.
18211 * c-opts.c (c_common_handle_option): Set it.
18212 * c.opt: Add -fno-pretty-templates.
18213 * doc/invoke.texi (C++ Dialect Options): Likewise.
18215 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
18217 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
18218 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
18219 (ia64_expand_builtin): Likewise.
18221 2009-04-07 Martin Jambor <mjambor@suse.cz>
18223 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
18224 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
18225 ADDR_EXPRS are include too.
18227 2009-04-07 Richard Guenther <rguenther@suse.de>
18229 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
18230 decls are only used if passes as parameters or if they are
18231 local statics and the call is not to a builtin.
18232 (call_may_clobber_ref_p_1): Likewise.
18234 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18236 * expr.c (do_store_flag): Remove last argument. Simplify code
18237 to avoid duplication of tests already done by can_compare_p.
18238 (expand_expr_real_1): Adjust caller.
18240 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18242 * optabs.c (can_compare_p): Test the predicate of a
18243 cbranch and cstore pattern.
18245 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18247 * expr.c (convert_move): Use emit_store_flag instead of
18250 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18252 * config/i386/i386.c (ix86_compare_emitted): Remove.
18253 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
18254 ix86_compare_op0 like ix86_compare_emitted used to be handled.
18255 * config/i386/i386.h (ix86_compare_emitted): Remove.
18256 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
18257 instead of ix86_compare_emitted.
18258 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
18260 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
18262 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
18263 Add t-sysroot-suffix to tmake_file.
18264 * config/print-sysroot-suffix.sh: New file.
18265 * config/t-sysroot-suffix: New file.
18267 2009-04-07 Ben Elliston <bje@au.ibm.com>
18269 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
18270 as the latter produces a warning when the target does not support
18273 2009-04-07 Ben Elliston <bje@au.ibm.com>
18275 * dfp.c: Replace type punning assignments with memcpy throughout.
18276 * Makefile.in (dfp.o-warn): Remove.
18278 2009-04-07 Alan Modra <amodra@bigpond.net.au>
18281 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
18282 Include soft-fp/t-softfp after rs6000/t-linux64.
18284 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
18286 * stor-layout.c (set_sizetype): Use the full precision of their
18287 machine mode for bitsize types.
18289 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
18291 * config/i386/i386.md: Revert 2 accidental checkins.
18293 2009-04-06 Joey Ye <joey.ye@intel.com>
18294 Xuepeng Guo <xuepeng.guo@intel.com>
18295 H.J. Lu <hongjiu.lu@intel.com>
18297 Atom pipeline model, tuning and insn selection.
18298 * config.gcc (atom): Add atom config options and target.
18300 * config/i386/atom.md: New.
18302 * config/i386/i386.c (atom_cost): New cost.
18303 (m_ATOM): New macro flag.
18304 (initial_ix86_tune_features): Set m_ATOM.
18305 (x86_accumulate_outgoing_args): Likewise.
18306 (x86_arch_always_fancy_math_387): Likewise.
18307 (processor_target): Add Atom cost.
18308 (cpu_names): Add Atom cpu name.
18309 (override_options): Set Atom ISA.
18310 (ix86_issue_rate): New case PROCESSOR_ATOM.
18311 (ix86_adjust_cost): Likewise.
18313 * config/i386/i386.h (TARGET_ATOM): New target macro.
18314 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
18315 (TARGET_OPT_AGU): New target option.
18316 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
18317 (processor_type): Add PROCESSOR_ATOM.
18319 * config/i386/i386.md (cpu): Add new value "atom".
18320 (use_carry, movu): New attr.
18321 (atom.md): Include atom.md.
18322 (adddi3_carry_rex64): Set attr "use_carry".
18323 (addqi3_carry): Likewise.
18324 (addhi3_carry): Likewise.
18325 (addsi3_carry): Likewise.
18326 (*addsi3_carry_zext): Likewise.
18327 (subdi3_carry_rex64): Likewise.
18328 (subqi3_carry): Likewise.
18329 (subhi3_carry): Likewise.
18330 (subsi3_carry): Likewise.
18331 (x86_movdicc_0_m1_rex64): Likewise.
18332 (*x86_movdicc_0_m1_se): Likewise.
18333 (x86_movsicc_0_m1): Likewise.
18334 (*x86_movsicc_0_m1_se): Likewise.
18335 (*adddi_1_rex64): Emit add insn as much as possible.
18336 (*addsi_1): Likewise.
18337 (return_internal): Set atom_unit.
18338 (return_internal_long): Likewise.
18339 (return_pop_internal): Likewise.
18340 (*rcpsf2_sse): Set atom_sse_attr attr.
18341 (*qrt<mode>2_sse): Likewise.
18342 (*prefetch_sse): Likewise.
18344 * config/i386/i386-c.c (ix86_target_macros_internal): New case
18346 (ix86_target_macros_internal): Likewise.
18348 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
18349 (*prefetch_sse_rex): Likewise.
18350 (sse_rcpv4sf2): Likewise.
18351 (sse_vmrcpv4sf2): Likewise.
18352 (sse_sqrtv4sf2): Likewise.
18353 (<sse>_vmsqrt<mode>2): Likewise.
18354 (sse_ldmxcsr): Likewise.
18355 (sse_stmxcsr): Likewise.
18356 (*sse_sfence): Likewise.
18357 (sse2_clflush): Likewise.
18358 (*sse2_mfence): Likewise.
18359 (*sse2_lfence): Likewise.
18360 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
18361 (<sse>_movup<ssemodesuffixf2c>): Likewise.
18362 (avx_movdqu<avxmodesuffix>): Likewise.
18363 (avx_lddqu<avxmodesuffix>): Likewise.
18364 (sse2_movntv2di): Change attr "type" to "ssemov".
18365 (sse2_movntsi): Likewise.
18366 (rsqrtv8sf2): Change attr "type" to "sseadd".
18367 (sse3_addsubv2df3): Set attr "atom_unit".
18368 (sse3_h<plusminus_insn>v4sf3): Likewise.
18369 (*sse2_pmaddwd): Likewise.
18370 (*vec_extractv2di_1_rex64): Likewise.
18371 (*vec_extractv2di_1_avx): Likewise.
18372 (sse2_psadbw): Likewise.
18373 (ssse3_phaddwv8hi3): Likewise.
18374 (ssse3_phaddwv4hi3): Likewise.
18375 (ssse3_phadddv4si3): Likewise.
18376 (ssse3_phadddv2si3): Likewise.
18377 (ssse3_phaddswv8hi3): Likewise.
18378 (ssse3_phaddswv4hi3): Likewise.
18379 (ssse3_phsubwv8hi3): Likewise.
18380 (ssse3_phsubwv4hi3): Likewise.
18381 (ssse3_phsubdv4si3): Likewise.
18382 (ssse3_phsubdv2si3): Likewise.
18383 (ssse3_phsubswv8hi3): Likewise.
18384 (ssse3_phsubswv4hi3): Likewise.
18385 (ssse3_pmaddubsw128): Likewise.
18386 (sse3_pmaddubsw: Likewise.
18387 (ssse3_palignrti): Likewise.
18388 (ssse3_palignrdi): Likewise.
18390 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
18392 * doc/install.texi (Specific): Fix two cross-references to MinGW.
18394 2009-04-06 Richard Guenther <rguenther@suse.de>
18396 PR tree-optimization/28868
18397 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
18398 of which PHI results we inserted.
18399 (insert_into_preds_of_block): Record inserted PHIs.
18400 (eliminate): Eliminate redundant PHI nodes.
18401 (init_pre): Init inserted_phi_names.
18403 2009-04-06 Richard Guenther <rguenther@suse.de>
18405 PR tree-optimization/39643
18406 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
18407 IMAGPART_EXPRs of complex constants.
18408 (execute_fold_all_builtins): If we folded a call queue
18409 TODO_update_address_taken.
18411 2009-04-06 Jan Hubicka <jh@suse.cz>
18413 PR middle-end/39659
18414 * except.c (remove_unreachable_regions): Propagate may_contain_throw
18417 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
18419 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
18421 (ic_invalidate_array): Likewise.
18423 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
18425 * calls.c (emit_library_call_value_1): Fix a problem with parameter
18426 alignment for library calls.
18428 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
18430 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
18431 (mingw32 tm clause use_gcc_stdint): Set to wrap.
18432 * config/i386/mingw-stdint.h: New file.
18434 2009-04-05 Richard Guenther <rguenther@suse.de>
18436 PR tree-optimization/39648
18437 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
18438 our &A vs. &A[0] IL deficiencies.
18440 2009-04-04 Jan Hubicka <jh@suse.cz>
18442 * except.c (sjlj_find_directly_reachable_regions): Be ready for
18443 removed toplevel regions.
18444 (sjlj_mark_call_sites): Likewise.
18446 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
18448 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
18449 (cygwin tm clause use_gcc_stdint): Set to wrap.
18450 * config/i386/cygwin-stdint.h: New file.
18452 2009-04-04 Richard Guenther <rguenther@suse.de>
18454 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
18455 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
18456 single-argument PHIs if we are in loop-closed SSA form.
18457 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
18458 for the pre-condition.
18459 (slpeel_tree_peel_loop_to_edge): Likewise.
18460 (vect_build_loop_niters): Take an optional sequence to append stmts.
18461 (vect_generate_tmps_on_preheader): Likewise.
18462 (vect_do_peeling_for_loop_bound): Take extra guards for the
18464 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
18465 the cost model check.
18466 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
18467 guards if we are going to peel. Do not apply versioning in that case.
18468 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
18469 (vect_do_peeling_for_loop_bound): Likewise.
18470 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
18471 loop bound only record extra pre-conditions, do not apply loop
18474 2009-04-04 Richard Guenther <rguenther@suse.de>
18476 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
18479 2009-04-04 Jan Hubicka <jh@suse.cz>
18481 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
18482 last_basic_block for size of bb->index indexed array.
18483 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
18484 compute_out, link_btr_uses, build_btr_def_use_webs,
18485 build_btr_def_use_webs, migrate_btr_defs): Likewise.
18487 2009-04-04 Jan Hubicka <jh@suse.cz>
18489 * except.c (remove_eh_handler_and_replace): Break out from ...
18490 (remove_eh_handler): ... here.
18491 (bring_to_root): New function.
18492 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
18493 handled ones, bring others to root of tree.
18495 2009-04-04 Jan Hubicka <jh@suse.cz>
18497 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
18498 (all_phis_safe_to_merge): New function.
18499 (update_info): New structure.
18500 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
18501 (cleanup_empty_eh): Update SSA if possible.
18503 2009-04-04 Richard Guenther <rguenther@suse.de>
18505 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
18506 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
18507 (append_vuse): Likewise.
18509 2009-04-04 Jakub Jelinek <jakub@redhat.com>
18511 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
18512 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
18513 instead of REG_UNSAVED for DW_CFA_undefined.
18514 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
18515 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
18518 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
18521 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
18522 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
18523 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
18525 2009-04-04 Richard Guenther <rguenther@suse.de>
18527 PR tree-optimization/8781
18528 PR tree-optimization/37892
18529 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
18530 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
18531 (valueize_refs): Call it for *& valueizations.
18532 (shared_reference_ops_from_ref): Rename to ...
18533 (valueize_shared_reference_ops_from_ref): ... this and valueize.
18534 (shared_reference_ops_from_call): Rename to ...
18535 (valueize_shared_reference_ops_from_call): ... this and valueize.
18536 (vn_reference_lookup): Update.
18537 (visit_reference_op_call): Likewise.
18538 * tree-ssa-pre.c (phi_translate_1): Fold *&.
18539 (eliminate): Value-replace the call address in call statements.
18541 2009-04-04 Richard Guenther <rguenther@suse.de>
18543 PR tree-optimization/39636
18544 * tree-ssa-forwprop.c
18545 (forward_propagate_addr_into_variable_array_index): Check for
18546 GIMPLE_ASSIGN before accessing the rhs code.
18548 2009-04-03 Jason Merrill <jason@redhat.com>
18550 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
18552 2009-04-03 Steve Ellcey <sje@cup.hp.com>
18554 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
18555 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
18556 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
18557 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
18558 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
18559 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
18560 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
18561 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
18562 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
18563 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
18564 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
18565 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
18566 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
18567 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
18568 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
18569 Use fr_reg_or_fp01_operand instead of fr_register_operand
18571 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
18572 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
18573 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
18575 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
18577 PR rtl-optimization/39607
18578 PR rtl-optimization/39631
18582 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
18583 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
18584 instead of DF_LR_OUT.
18585 * ira-lives.c (process_bb_node_lives): Ditto.
18586 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
18587 instead of DF_LR_{OUT,IN}.
18588 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
18589 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
18591 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
18593 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
18594 (execute_lower_omp): Always run but take the short way out if -fopenmp
18596 (gate_lower_omp): Remove, forcing the pass manager to always run the
18597 pass and always set PROP_gimple_lomp.
18598 (pass_lower_omp): Remove gate function.
18599 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
18600 PROP_trees. Instead, require it.
18601 * ipa-cp.c (pass_ipa_cp): Likewise.
18602 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
18603 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
18604 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
18605 and PROP_gimple_leh.
18607 2009-04-03 Richard Guenther <rguenther@suse.de>
18609 PR middle-end/13146
18610 PR tree-optimization/23940
18611 PR tree-optimization/33237
18612 PR middle-end/33974
18613 PR middle-end/34093
18614 PR tree-optimization/36201
18615 PR tree-optimization/36230
18616 PR tree-optimization/38049
18617 PR tree-optimization/38207
18618 PR tree-optimization/38230
18619 PR tree-optimization/38301
18620 PR tree-optimization/38585
18621 PR middle-end/38895
18622 PR tree-optimization/38985
18623 PR tree-optimization/39299
18624 * tree-ssa-structalias.h: Remove.
18625 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
18626 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
18627 (struct vuse_element_d): Remove.
18628 (struct vuse_vec_d): Likewise.
18629 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
18630 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
18631 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
18632 VUSE_ELEMENT_VAR): Likewise.
18633 (struct voptype_d): Likewise.
18634 (NUM_VOP_FREE_BUCKETS): Likewise.
18635 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
18636 (struct stmt_operands_d): Remove.
18637 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
18638 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
18639 VDEF_NUM, VDEF_VECT): Likewise.
18640 (copy_virtual_operands): Remove.
18641 (operand_build_cmp): Likewise.
18642 (create_ssa_artificial_load_stmt): Likewise.
18643 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
18644 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
18645 vuse_index and mayuse_index members. Pack and move done and iter_type
18646 members to the front.
18647 (SSA_OP_VMAYUSE): Remove.
18648 (SSA_OP_VIRTUAL_USES): Adjust.
18649 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
18650 (unlink_stmt_vdef): Declare.
18651 (add_to_addressable_set): Remove.
18652 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
18653 (vrp_visit_stmt): Likewise.
18654 * doc/tree-ssa.texi (Alias analysis): Update.
18655 * doc/invoke.texi (max-aliased-vops): Remove docs.
18656 (avg-aliased-vops): Likewise.
18657 * tree-into-ssa.c (syms_to_rename): Remove.
18658 (need_to_update_vops_p): Likewise.
18659 (need_to_initialize_update_ssa_p): Rename to ...
18660 (update_ssa_initialized_fn): ... this. Track function we are
18662 (symbol_marked_for_renaming): Simplify.
18663 (add_new_name_mapping): Do not set need_to_update_vops_p.
18664 (dump_currdefs): Use SYMS_TO_RENAME.
18665 (rewrite_update_stmt): Always walk all uses/defs.
18666 (dump_update_ssa): Adjust.
18667 (init_update_ssa): Take function argument. Track what we are
18669 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
18670 (create_new_def_for): Initialize for cfun, assert we are initialized
18672 (mark_sym_for_renaming): Simplify.
18673 (mark_set_for_renaming): Do not initialize update-ssa.
18674 (need_ssa_update_p): Simplify. Take function argument.
18675 (name_mappings_registered_p): Assert we ask for the correct function.
18676 (name_registered_for_update_p): Likewise.
18677 (ssa_names_to_replace): Likewise.
18678 (release_ssa_name_after_update_ssa): Likewise.
18679 (update_ssa): Likewise. Use SYMS_TO_RENAME.
18680 (dump_decl_set): Do not print a newline.
18681 (debug_decl_set): Do it here.
18682 (dump_update_ssa): And here.
18683 * tree-ssa-loop-im.c (move_computations): Adjust.
18684 (movement_possibility): Likewise.
18685 (determine_max_movement): Likewise.
18686 (gather_mem_refs_stmt): Likewise.
18687 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
18688 or NAME_MEMORY_TAG.
18689 * tree-complex.c (update_all_vops): Remove.
18690 (expand_complex_move): Adjust.
18691 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
18692 Simplify test for memory referencing statement. Exclude
18693 non-invariant ADDR_EXPRs.
18694 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
18695 * tree-loop-distribution.c (generate_memset_zero): Adjust.
18696 (rdg_flag_uses): Likewise.
18697 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
18699 (tree_optimize_tail_calls_1): Also split the
18700 edge from the entry block if we have degenerate PHI nodes in
18701 the first basic block.
18702 * tree.c (init_ttree): Remove memory-tag related code.
18703 (tree_code_size): Likewise.
18704 (tree_node_structure): Likewise.
18705 (build7_stat): Re-write to be build6_stat.
18706 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
18707 (SSA_VAR_P): Adjust.
18708 (struct tree_memory_tag): Remove.
18709 (struct tree_memory_partition_tag): Likewise.
18710 (union tree_node): Adjust.
18711 (build7): Re-write to be build6.
18712 * tree-pass.h (pass_reset_cc_flags): Remove.
18713 (TODO_update_address_taken): New flag.
18714 (pass_simple_dse): Remove.
18715 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
18716 * params.h (MAX_ALIASED_VOPS): Remove.
18717 (AVG_ALIASED_VOPS): Likewise.
18718 * omp-low.c (expand_omp_taskreg): Update SSA form.
18719 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
18720 aliases the lhs in a copy stmt.
18721 * tree-ssa-dse.c (struct address_walk_data): Remove.
18722 (memory_ssa_name_same): Likewise.
18723 (memory_address_same): Likewise.
18724 (get_kill_of_stmt_lhs): Likewise.
18725 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
18726 unused stores. Look through PHI nodes into post-dominated regions.
18727 (dse_optimize_stmt): Simplify. Properly remove stores.
18728 (tree_ssa_dse): Compute dominators.
18729 (execute_simple_dse): Remove.
18730 (pass_simple_dse): Likewise.
18731 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
18732 gimple_loaded_syms and gimple_stored_syms computation.
18733 * toplev.c (dump_memory_report): Dump alias and pta stats.
18734 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
18735 (vn_reference_eq): Likewise.
18736 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
18737 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
18738 valueize_vuses): Remove.
18739 (get_def_ref_stmt_vuses): Simplify. Rename to ...
18740 (get_def_ref_stmt_vuse): ... this.
18741 (vn_reference_lookup_2): New function.
18742 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
18743 walking equivalent vuses. Simplify.
18744 (vn_reference_lookup): Likewise.
18745 (vn_reference_insert): Likewise.
18746 (vn_reference_insert_pieces): Likewise.
18747 (visit_reference_op_call): Simplify.
18748 (visit_reference_op_load): Likewise.
18749 (visit_reference_op_store): Likewise.
18750 (init_scc_vn): Remove shared_lookup_vuses initialization.
18751 (free_scc_vn): Remove shared_lookup_vuses freeing.
18752 (sort_vuses, sort_vuses_heap): Remove.
18753 (get_ref_from_reference_ops): Export.
18754 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
18755 vector with single vuse pointer.
18756 (vn_reference_lookup_pieces, vn_reference_lookup,
18757 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
18758 (shared_vuses_from_stmt): Remove.
18759 (get_ref_from_reference_ops): Declare.
18760 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
18761 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
18762 memory-tag related code.
18763 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
18764 (likely_value): Add comment, skip static-chain of call statements.
18765 (surely_varying_stmt_p): Adjust.
18766 (gimplify_and_update_call_from_tree): Likewise.
18767 (execute_fold_all_builtins): Do not rebuild alias info.
18768 (gimplify_and_update_call_from_tree): Properly update VOPs.
18769 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
18770 (copy_ref_info): Remove memory-tag related code.
18771 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
18772 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
18773 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
18775 * tree-ssa-dom.c (gimple_p): Remove typedef.
18776 (eliminate_redundant_computations): Adjust.
18777 (record_equivalences_from_stmt): Likewise.
18778 (avail_expr_hash): Likewise.
18779 (avail_expr_eq): Likewise.
18780 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
18781 (stmt_makes_single_load): Likewise.
18782 (stmt_makes_single_store): Likewise.
18783 * tree-ssa-alias.c: Rewrite completely.
18784 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
18785 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
18786 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
18787 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
18788 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
18789 Remove public functions.
18790 (pass_reset_cc_flags): Remove.
18791 (pass_build_alias): Move ...
18792 * tree-ssa-structalias.c (pass_build_alias): ... here.
18793 * tree-ssa-alias.c (may_be_aliased): Move ...
18794 * tree-flow-inline.h (may_be_aliased): ... here.
18795 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
18796 count_uses_and_derefs): Move ...
18797 * gimple.c: ... here.
18798 * gimple.h (count_uses_and_derefs): Declare.
18799 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
18800 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
18801 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
18802 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
18803 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
18804 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
18805 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
18807 * tree-dfa.c (refs_may_alias_p): Move ...
18808 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
18809 * tree-ssa-alias.h: New file.
18810 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
18811 (statement_sink_location): Likewise.
18812 * opts.c (decode_options): Do not adjust max-aliased-vops or
18813 avg-aliased-vops values.
18814 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
18815 (TV_CALL_CLOBBER): Likewise.
18816 (TV_FLOW_SENSITIVE): Likewise.
18817 (TV_FLOW_INSENSITIVE): Likewise.
18818 (TV_MEMORY_PARTITIONING): Likewise.
18819 (TV_ALIAS_STMT_WALK): New timevar.
18820 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
18821 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
18822 (get_address_description): Remove memory-tag related code.
18823 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
18824 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
18825 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
18826 and immediate uses in statements. Document.
18827 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
18828 (dump_symbols): Remove.
18829 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
18830 * alias.c (get_deref_alias_set): New function split out from ...
18831 (get_alias_set): ... here.
18832 * alias.h (get_deref_alias_set): Declare.
18833 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
18834 type parameter. Remove restrict pointer handling. Create a
18835 ref-all pointer in case type-based alias sets do not conflict.
18836 (vect_analyze_data_refs): Remove SMT related code.
18837 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
18838 (vectorizable_load): Likewise.
18839 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
18840 (DR_SYMBOL_TAG, DR_VOPS): Remove.
18841 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
18842 Ignore vops and SMTs.
18843 (dr_analyze_alias): Likewise..
18844 (free_data_ref): Likewise.
18845 (create_data_ref): Likewise.
18846 (analyze_all_data_dependences): Likewise.
18847 (get_references_in_stmt): Adjust.
18848 * tree-flow-inline.h (gimple_aliases_computed_p,
18849 gimple_addressable_vars, gimple_call_clobbered_vars,
18850 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
18851 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
18852 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
18853 gimple_mem_ref_stats): Remove.
18854 (gimple_vop): New function.
18855 (op_iter_next_use): Remove vuses and mayuses cases.
18856 (op_iter_next_def): Remove vdefs case.
18857 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
18858 (clear_and_done_ssa_iter): Do not set removed fields.
18859 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
18860 Assert we are not iterating over vuses or vdefs if not also
18861 iterating over uses or defs.
18862 (op_iter_init_use): Likewise.
18863 (op_iter_init_def): Likewise.
18864 (op_iter_next_vdef): Remove.
18865 (op_iter_next_mustdef): Likewise.
18866 (op_iter_init_vdef): Likewise.
18867 (compare_ssa_operands_equal): Likewise.
18868 (link_use_stmts_after): Handle vuse operand.
18869 (is_call_used): Use is_call_clobbered.
18870 (is_call_clobbered): Global variables are always call clobbered,
18871 query the call-clobbers bitmap.
18872 (mark_call_clobbered): Ignore global variables.
18873 (clear_call_clobbered): Likewise.
18874 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
18875 virtual operands sanity check.
18876 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
18878 (TARGET_MEM_REF): Remove TMR_TAG operand.
18879 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
18880 Remove call-clobber related code.
18881 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
18882 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
18883 partitions or escape reason.
18884 (get_single_def_stmt, get_single_def_stmt_from_phi,
18885 get_single_def_stmt_with_phi): Remove.
18886 (dump_referenced_vars): Tidy.
18887 (get_ref_base_and_extent): Allow bare decls.
18888 (collect_dfa_stats): Adjust.
18889 * graphite.c (rename_variables_in_stmt): Adjust.
18890 (graphite_copy_stmts_from_block): Likewise.
18891 (translate_clast): Likewise.
18892 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
18894 (translate_vuse_through_block): Use the oracle.
18895 (phi_translate_1): Adjust.
18896 (value_dies_in_block_x): Use the oracle. Cache the outcome
18898 (valid_in_sets): Check if the VUSE for
18899 a REFERENCE is available.
18900 (eliminate): Do not remove stmts during elimination,
18901 instead queue and remove them afterwards.
18902 (do_pre): Do not rebuild alias info.
18903 (pass_pre): Run TODO_rebuild_alias before PRE.
18904 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
18905 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
18906 (mark_all_v_defs_stmt): Remove.
18907 (mark_all_v_defs_seq): Adjust.
18908 (sra_replace): Likewise.
18909 (scalarize_use): Likewise.
18910 (scalarize_copy): Likewise.
18911 (scalarize_init): Likewise.
18912 (scalarize_ldst): Likewise.
18913 (todoflags): Remove.
18914 (tree_sra): Do not rebuild alias info.
18915 (tree_sra_early): Adjust.
18916 (pass_sra): Run TODO_update_address_taken before SRA.
18917 * tree-predcom.c (set_alias_info): Remove.
18918 (prepare_initializers_chain): Do not call it.
18919 (mark_virtual_ops_for_renaming): Adjust.
18920 (mark_virtual_ops_for_renaming_list): Remove.
18921 (initialize_root_vars): Adjust.
18922 (initialize_root_vars_lm): Likewise.
18923 (prepare_initializers_chain): Likewise.
18924 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
18925 (may_propagate_copy_into_stmt): Likewise.
18926 (merge_alias_info): Do nothing for now.
18927 (propagate_tree_value_into_stmt): Adjust.
18928 (stmt_may_generate_copy): Likewise.
18929 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
18930 not mark symbols for renaming.
18931 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
18932 with the same statement, make sure to update the new pointed-to one.
18933 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
18934 call statements, do not mark symbols for renaming.
18935 (mark_operand_necessary): Dump something.
18936 (ref_may_be_aliased): New function.
18937 (mark_aliased_reaching_defs_necessary_1): New helper function.
18938 (mark_aliased_reaching_defs_necessary): Likewise.
18939 (mark_all_reaching_defs_necessary_1): Likewise.
18940 (mark_all_reaching_defs_necessary): Likewise.
18941 (propagate_necessity): Do not process virtual PHIs. For
18942 non-aliased loads mark all reaching definitions as necessary.
18943 For aliased loads and stores mark the immediate dominating
18944 aliased clobbers as necessary.
18945 (visited): New global static.
18946 (perform_tree_ssa_dce): Free visited bitmap after propagating
18948 (remove_dead_phis): Perform simple dead virtual PHI removal.
18949 (remove_dead_stmt): Properly unlink virtual operands when
18951 (eliminate_unnecessary_stmts): Schedule PHI removal after
18953 * tree-ssa-ter.c (is_replaceable_p): Adjust.
18954 (process_replaceable): Likewise.
18955 (find_replaceable_in_bb): Likewise.
18956 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
18957 based on the single gimple vop.
18958 (verify_flow_insensitive_alias_info): Remove.
18959 (verify_flow_sensitive_alias_info): Likewise.
18960 (verify_call_clobbering): Likewise.
18961 (verify_memory_partitions): Likewise.
18962 (verify_alias_info): Likewise.
18963 (verify_ssa): Adjust..
18964 (execute_update_addresses_taken): Export. Update SSA
18965 manually. Optimize only when optimizing. Use a local bitmap.
18966 (pass_update_address_taken): Remove TODO_update_ssa, add
18968 (pass_update_address_taken): Just use TODO_update_address_taken.
18969 (init_tree_ssa): Do not initialize addressable_vars.
18970 (verify_ssa): Verify new VUSE / VDEF properties.
18971 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
18972 Do not call verify_alias_info.
18973 (delete_tree_ssa): Clear the VUSE, VDEF operands.
18974 Do not free the loaded and stored syms bitmaps. Reset the escaped
18975 and callused solutions. Do not free addressable_vars.
18976 Remove memory-tag related code.
18977 (warn_uninitialized_var): Aliases are always available.
18978 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
18979 * lambda-code.c (can_put_in_inner_loop): Adjust.
18980 (can_put_after_inner_loop): Likewise.
18981 (perfect_nestify): Likewise.
18982 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
18983 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
18984 (vectorizable_conversion): Do not mark symbols for renaming.
18985 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
18986 (expand_call_inline): Unlink the calls virtual operands before
18988 (tree_function_versioning): Do not call update_ssa if we are not
18989 updating clones. Simplify.
18990 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
18991 (propagate_with_phi): Likewise..
18992 * tree-outof-ssa.c (create_temp): Remove memory tag and call
18993 clobber code. Assert we are not aliased or global.
18994 * tree-flow.h: Include tree-ssa-alias.h
18995 (enum escape_type): Remove.
18996 (struct mem_sym_stats_d): Likewise.
18997 (struct mem_ref_stats_d): Likewise.
18998 (struct gimple_df): Add vop member. Remove global_var,
18999 call_clobbered_vars, call_used_vars, addressable_vars,
19000 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
19001 escaped and callused members.
19002 (struct ptr_info_def): Remove all members, add points-to solution
19004 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
19005 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
19006 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
19007 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
19008 (tree-ssa-alias.o): Likewise.
19009 (toplev.o): Add tree-ssa-alias.h
19010 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
19011 * gimple.c (gimple_set_bb): Fix off-by-one error.
19012 (is_gimple_reg): Do not handle memory tags.
19013 (gimple_copy): Also copy virtual operands.
19014 Delay updating the statement. Do not reset loaded and stored syms.
19015 (gimple_set_stored_syms): Remove.
19016 (gimple_set_loaded_syms): Likewise.
19017 (gimple_call_copy_skip_args): Copy the virtual operands
19018 and mark the new statement modified.
19019 * tree-ssa-structalias.c (may_alias_p): Remove.
19020 (set_uids_in_ptset): Take the alias set to prune with as
19021 parameter. Fold in the alias test of may_alias_p.
19022 (compute_points_to_sets): Compute whether a ptr is dereferenced
19023 in a local sbitmap.
19024 (process_constraint): Deal with &ANYTHING on the lhs, reject all
19025 other ADDRESSOF constraints on the lhs.
19026 (get_constraint_for_component_ref): Assert that we don't get
19027 ADDRESSOF constraints from the base of the reference.
19028 Properly generate UNKNOWN_OFFSET for DEREF if needed.
19029 (struct variable_info): Remove collapsed_to member.
19030 (get_varinfo_fc): Remove.
19031 (new_var_info): Do not set collapsed_to.
19032 (dump_constraint): Do not follow cycles.
19033 (dump_constraint_graph): Likewise.
19034 (build_pred_graph): Likewise.
19035 (build_succ_graph): Likewise.
19036 (rewrite_constraints): Likewise.
19037 (do_simple_structure_copy): Remove.
19038 (do_rhs_deref_structure_copy): Remove.
19039 (do_lhs_deref_structure_copy): Remove.
19040 (collapse_rest_of_var): Remove.
19041 (do_structure_copy): Re-implement.
19042 (pta_stats): New global variable.
19043 (dump_pta_stats): New function.
19044 (struct constraint_expr): Make offset signed.
19045 (UNKNOWN_OFFSET): Define special value.
19046 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
19047 (solution_set_expand): New helper function split out from ...
19048 (do_sd_constraint): ... here.
19049 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
19050 (do_ds_constraint): Likewise.
19051 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
19052 and CALLUSED = *CALLUSED.
19053 (set_union_with_increment): Make inc argument signed.
19054 (type_safe): Remove.
19055 (get_constraint_for_ptr_offset): Handle unknown and negative
19057 (first_vi_for_offset): Handle offsets before start. Bail
19058 out early for offsets beyond the variable extent.
19059 (first_or_preceding_vi_for_offset): New function.
19060 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
19061 Together with ESCAPED = *ESCAPED this properly computes reachability.
19062 (find_what_var_points_to): New function.
19063 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
19064 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
19065 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
19066 pt_solutions_intersect): New functions.
19067 (compute_call_used_vars): Remove.
19068 (compute_may_aliases): New main entry into PTA computation.
19069 * gimple.h (gimple_p): New typedef.
19070 (struct gimple_statement_base): Remove references_memory_p.
19071 (struct gimple_statement_with_memory_ops_base): Remove
19072 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
19074 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
19075 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
19076 gimple_set_references_memory): Remove.
19077 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
19078 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
19080 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
19081 (verify_expr): Allow RESULT_DECL.
19082 (gimple_duplicate_bb): Do not copy virtual operands.
19083 (gimple_duplicate_sese_region): Adjust.
19084 (gimple_duplicate_sese_tail): Likewise.
19085 (mark_virtual_ops_in_region): Remove.
19086 (move_sese_region_to_fn): Do not call it.
19087 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
19088 and pass_simple_dse.
19089 (execute_function_todo): Handle TODO_update_address_taken,
19090 call execute_update_addresses_taken for TODO_rebuild_alias.
19091 (execute_todo): Adjust.
19092 (execute_one_pass): Init dump files early.
19093 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
19095 (create_general_new_stmt): Clear vops.
19096 * tree-ssa-reassoc.c (get_rank): Adjust.
19097 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
19098 symbols for renaming.
19099 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
19100 (PARAM_AVG_ALIASED_VOPS): Likewise.
19101 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
19102 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
19103 * tree-ssa-operands.c: Simplify for new virtual operand representation.
19104 (operand_build_cmp, copy_virtual_operands,
19105 create_ssa_artificial_load_stmt, add_to_addressable_set,
19106 gimple_add_to_addresses_taken): Remove public functions.
19107 (unlink_stmt_vdef): New function.
19109 2009-04-03 Alan Modra <amodra@bigpond.net.au>
19111 * config.gcc (powerpc-*-linux*): Merge variants.
19113 2009-04-02 Chao-ying Fu <fu@mips.com>
19114 James Grosbach <james.grosbach@microchip.com>
19116 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
19117 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
19119 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
19120 keep_interrupts_masked_p, use_debug_exception_return_p.
19121 (mips_attribute_table): Add interrupt, use_shadow_register_set,
19122 keep_interrupts_masked, use_debug_exception_return.
19123 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
19124 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
19126 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
19127 (mips_print_operand): Process COP0 registers to print $0 .. $31
19128 correctly for GAS to process.
19129 (mips_interrupt_extra_call_saved_reg_p): New function.
19130 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
19132 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
19133 (mips_compute_frame_info): Add supports for interrupt context that
19134 includes doubleword accumulators and COP0 registers.
19135 (mips_for_each_saved_acc): New function.
19136 (mips_for_each_saved_gpr_and_fpr): Change the function name from
19137 mips_for_each_saved_reg.
19138 (mips_save_reg): Save accumulators.
19139 (mips_kernel_reg_p): A new for_each_rtx callback.
19140 (mips_expand_prologue): Support interrupt handlers.
19141 (mips_restore_reg): Restore accumulators.
19142 (mips_expand_epilogue): Support interrupt handlers.
19143 (mips_can_use_return_insn): Return false for interrupt handlers.
19144 (mips_epilogue_uses): New function.
19145 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
19146 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
19147 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
19148 cop0_move): New instructions.
19149 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
19150 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
19152 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
19154 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
19155 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
19156 interrupt handlers, we use K0 as the temporary register.
19157 (EPILOGUE_USES): Change to a function call.
19158 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
19159 handlers, we use K0 as the temporary register.
19161 * doc/extend.texi (Function Attributes): Document interrupt,
19162 use_shadow_register_set, keep_interrupts_masked,
19163 use_debug_exception_return for MIPS attributes.
19165 2009-04-03 Alan Modra <amodra@bigpond.net.au>
19167 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
19168 Remove a number of t-files from tmake_file.
19169 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
19170 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
19171 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
19172 target_prototype, not TARGET_PROTOTYPE.
19173 (LINK_OS_GNU_SPEC): Define.
19174 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
19175 and darwin-ldoubdle.c.
19177 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
19180 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
19181 (cpp_options): Ditto.
19182 (default_compilers): Ditto.
19183 (display_help): Ditto.
19184 (process_command): Ditto.
19185 (do_spec_1): Ditto.
19186 (set_input): Use lbasename instead of duplicate code.
19187 (save_temps_prefix): New static for -save-temps=obj.
19188 (save_temps_length): Ditto.
19190 * doc/invoke.texi (-save-temps=obj): Document new variant to
19191 -save-temps switch.
19193 2009-04-02 Jeff Law <law@redhat.com>
19195 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
19198 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
19200 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
19201 * configure: Regenerated.
19203 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19205 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
19206 share the argument list.
19208 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19212 2009-02-12 Diego Novillo <dnovillo@google.com>
19214 * varpool.c (debug_varpool): New.
19215 * cgraph.h (debug_varpool): Declare.
19217 2009-04-02 Jan Hubicka <jh@suse.cz>
19219 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
19222 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
19224 * config/i386/i386.c (ix86_abi): Move initialization to ...
19225 (override_options): Here.
19227 2009-04-02 Christian Bruel <christian.bruel@st.com>
19229 * config/sh/sh.c (sh_dwarf_register_span): New function.
19230 (TARGET_DWARF_REGISTER_SPAN): Define.
19231 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
19233 2009-04-02 Ira Rosen <irar@il.ibm.com>
19235 PR tree-optimization/39595
19236 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
19237 interleaved loads group is not greater than the SLP group size.
19239 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19241 * builtins.c (is_builtin_name): New.
19242 (called_as_built_in): Use is_builtin_name.
19243 * tree.h (is_builtin_name): New.
19244 * varasm.c (incorporeal_function_p): Use is_builtin_name
19246 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
19248 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
19250 2009-04-02 Dodji Seketeli <dodji@redhat.com>
19253 * c-decl.c (clone_underlying_type): Move this ...
19254 * c-common.c (set_underlying_type): ... here.
19255 Also, make sure the function properly sets TYPE_STUB_DECL() on
19256 the newly created typedef variant type.
19257 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
19258 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
19261 2009-04-02 Richard Guenther <rguenther@suse.de>
19263 PR tree-optimization/37221
19264 * tree-flow.h (degenerate_phi_result): Declare.
19265 * tree-ssa-dom.c (degenerate_phi_result): Export.
19266 * tree-scalar-evolution.c (analyze_initial_condition): If
19267 the initial condition is defined by a degenerate PHI node
19268 use the degenerate value.
19270 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
19272 PR rtl-optimization/39588
19273 * combine.c (merge_outer_ops): Do not set the constant when this
19275 (simplify_shift_const_1): Do not modify it either in this case.
19277 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
19279 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
19280 tuning is deprecated if -mtune value is set to an Itanium1 variant.
19282 2009-04-01 Janis Johnson <janis187@us.ibm.com>
19285 * c-lex.c (interpret_float): Default (no suffix) is double.
19287 2009-04-1 Xinliang David Li <davidxl@google.com>
19289 * config/i386/i386.c (legitimate_constant_p): Recognize
19290 all one vector constant.
19292 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19294 * config/vax/vax.c: Add #includes to silence warnings.
19295 Change #include order to silence two warnings.
19297 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19299 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
19300 (ASM_SPEC): Pass -k to the assembler for PIC code.
19302 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19304 * config.gcc: Add vax-*-linux* to the switch.
19305 * config/vax/linux.h: New file. (TARGET_VERSION,
19306 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
19308 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19310 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
19311 Use predicate macros instead of GET_CODE() == foo.
19312 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
19313 ashlsi3, rotrsi3, <unnamed>): Likewise.
19315 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19317 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
19318 jbbccihi, jbbccisi): Remova trailing whitespace.
19319 * config/vax/constraints.md: Likewise.
19320 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
19321 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
19322 * config/vax/predicates.md: Likewise.
19323 * config/vax/vax.c (print_operand_address, vax_output_int_move,
19324 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
19325 * config/vax/vax.h: Likewise.
19326 * config/vax/vax.md (nonlocal_goto): Likewise.
19328 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19330 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
19331 (indirectable_address_p, adjacent_operands_p): Add spaces around
19333 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
19335 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19337 * config/vax/vax.c (legitimate_constant_address_p,
19338 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
19339 index_term_p, reg_plus_index_p, legitimate_address_p,
19340 vax_mode_dependent_address_p): Update comments to match functions
19341 modified by the recent int->bool conversion.
19343 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19345 * config/vax/builtins.md: Update copyright message.
19346 * config/vax/constraints.md: Likewise.
19347 * config/vax/netbsd-elf.h: Likewise.
19348 * config/vax/predicates.md: Likewise.
19349 * config/vax/vax-protos.h: Likewise.
19350 * config/vax/vax.c: Likewise.
19351 * config/vax/vax.h: Likewise.
19352 * config/vax/vax.md: Likewise.
19353 * config/vax/vax.opt: Likewise.
19355 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19357 * config/vax/builtins.md (ffssi2, ffssi2_internal,
19358 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
19359 * config/vax/constraints.md (B, R): Likewise.
19360 * config/vax/predicates.md (external_memory_operand,
19361 nonimmediate_addsub_di_operand): Likewise.
19362 * config/vax/vax.c (vax_output_int_add): Likewise.
19363 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
19364 untyped_call): Likewise.
19366 2009-04-01 Matt Thomas <matt@3am-software.com>
19368 * config/vax/predicates.md: New file.
19369 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
19370 external_const_operand, nonsymbolic_operand, external_memory_operand,
19371 indirect_memory_operand, indexed_memory_operand,
19372 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
19373 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
19375 * config/vax/constraints.md: New file.
19376 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
19378 * config/vax/builtins.md: New file.
19379 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
19380 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
19382 * config/vax/vax.opt (mqmath): Add option.
19383 * config/vax/vax.md (isfx): Extend with DI.
19384 (VAXintQH, VAXintQHSD): Define.
19385 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
19386 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
19387 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
19388 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
19389 (movdi): Update constraints and use vax_output_int_move().
19390 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
19391 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
19392 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
19393 nonlocal_goto): New.
19394 (mov<mode>): Extend accepted operand types.
19395 (subdi3_old): Rename from subdi3, change update constraints and use
19396 a new implementation.
19397 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
19398 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
19399 MOVE_RATIO, CLEAR_RATIO): Define.
19400 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
19401 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
19402 (PRINT_OPERAND): Redefine using a function instead of inlined code.
19403 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
19404 (split_quadword_operands): Make static and really allow variable
19406 (print_operand_address): Update for PIC generation.
19407 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
19408 indexable_address_p, fixup_mathdi_operand,
19409 vax_expand_addsub_di_operands, adjacent_operands_p): New.
19410 (vax_float_literal, legitimate_constant_p,
19411 indirectable_constant_address_p, index_term_p,
19412 reg_plus_index_p): Return bool instead of int.
19413 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
19415 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
19417 (vax_output_conditional_branch): Indent.
19418 (legitimate_constant_address_p, indirectable_constant_address_p,
19419 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
19420 vax_mode_dependent_address_p): Return bool instead of int, update for
19422 * config/vax/vax-protos.h (legitimate_constant_address_p,
19423 legitimate_constant_p, legitimate_address_p,
19424 vax_mode_dependent_address_p): Change declaration to bool.
19425 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
19426 vax_expand_addsub_di_operands, vax_output_int_subtract,
19427 vax_output_movmemsi): Declare.
19428 (split_quadword_operands, vax_float_literal): Delete declaration.
19429 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
19430 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
19431 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
19432 ASM_OUTPUT_DWARF_PCREL): Define.
19433 (ASM_SPEC): Change definition to allow PIC generation.
19435 2009-04-01 Steve Ellcey <sje@cup.hp.com>
19437 * doc/sourcebuild.texi: Update front-end requirements.
19439 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19442 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
19443 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
19444 (booldi3_internal3): Use boolean_or_operator instead of
19447 2009-04-01 Joseph Myers <joseph@codesourcery.com>
19450 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
19451 declarator whose size is not an integer constant expression but
19452 folds to an integer constant, then treat it as a constant
19455 2009-04-01 Richard Guenther <rguenther@suse.de>
19457 * fold-const.c (fold_plusminus_mult_expr): Do not fold
19458 i * 4 + 2 to (i * 2 + 1) * 2.
19460 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19463 * c-parser.c (c_parser_asm_statement): Skip until close paren and
19464 return if c_parser_asm_string_literal returned NULL.
19466 2009-04-01 Nick Clifton <nickc@redhat.com>
19468 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
19470 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
19471 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
19472 other typedefs to avoid conflicts with libgcc2.c. Define labels
19473 to gain 16-bit bit-manipulation functions from libgcc2.c and then
19475 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
19476 to gain 16-bit trapping arithmetic functions from libgcc2.c and
19479 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
19481 * varasm.c (default_function_rodata_section): Declare DOT as
19484 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
19485 Andrey Galkin <agalkin@hypercom.com>
19488 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
19489 Make object_name unique for each process.
19491 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19494 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
19495 addressable variables in the parallel that could go out of scope while
19496 running queued tasks.
19498 2009-04-01 Anatoly Sokolov <aesok@post.ru>
19500 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
19501 (CASE_VALUES_THRESHOLD): Redefine.
19502 * config/avr/avr.c (avr_override_options): Remove initialization of
19503 avr_case_values_threshold variable.
19504 (avr_case_values_threshold): Remove variable. Add new function.
19505 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
19506 * config/avr/avr.opt (mno-tablejump): Remove option.
19507 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
19509 2009-04-01 DJ Delorie <dj@redhat.com>
19511 * varasm.c (default_function_rodata_section): Don't assume
19512 anything about where the first '.' in the section name is.
19514 2009-04-01 Alan Modra <amodra@bigpond.net.au>
19516 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
19517 rs6000_emit_stack_tie.
19519 2009-03-31 Ian Lance Taylor <iant@google.com>
19521 * tree-eh.c (tree_remove_unreachable_handlers): Compare
19522 gimple_code with GIMPLE_RESX, not RESX.
19524 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19526 * c-common.c (c_get_ident): New.
19527 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
19529 2009-04-01 Ben Elliston <bje@au.ibm.com>
19531 * config/rs6000/sysv4.opt (msdata): Improve option description.
19533 2009-03-31 Steve Ellcey <sje@cup.hp.com>
19535 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
19536 (divdf3_internal_lat): Remove.
19537 (divxf3_internal_lat): Remove.
19538 (divxf3_internal_thr): Remove.
19539 (divxf): Use divxf3_internal.
19540 * config/ia64/div.md (divsf3_internal_lat): New.
19541 (divdf3_internal_lat): New.
19542 (divxf3_internal): New.
19544 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19547 * Makefile.in (USE_GCC_STDINT): Define.
19548 (stmp-int-hdrs): Install stdint.h if applicable.
19549 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
19551 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
19552 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
19553 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
19554 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19555 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19556 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19557 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19558 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19559 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19560 (c_common_nodes_and_builtins): Initialize
19561 underlying_wchar_type_node. Do not initialize
19562 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
19563 nodes for new types.
19564 (c_stddef_cpp_builtins): Define macros for new types.
19565 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
19567 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
19568 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
19569 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
19570 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
19571 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
19572 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
19573 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
19574 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
19575 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
19576 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
19577 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
19578 int16_type_node, int32_type_node, int64_type_node,
19579 uint8_type_node, uint16_type_node, c_uint32_type_node,
19580 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
19581 int_least32_type_node, int_least64_type_node,
19582 uint_least8_type_node, uint_least16_type_node,
19583 uint_least32_type_node, uint_least64_type_node,
19584 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
19585 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
19586 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
19587 uintptr_type_node): Define.
19588 * c-cppbuiltin.c (builtin_define_constants,
19589 builtin_define_type_minmax): New.
19590 (builtin_define_stdint_macros): Define more macros.
19591 (c_cpp_builtins): Define more limit macros.
19592 (type_suffix): New.
19593 (builtin_define_type_max): Define in terms of
19594 builtin_define_type_minmax. Remove is_long parameter. All
19596 * config.gcc (use_gcc_stdint): Define.
19597 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
19598 Add newlib-stdint.h for generic targets.
19599 * config/glibc-stdint.h, config/newlib-stdint.h,
19600 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
19601 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
19602 * config/score/score.h (UINTPTR_TYPE): Define.
19603 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
19604 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
19605 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19606 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19607 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19608 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19609 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19610 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19611 * config/spu/spu.h (STDINT_LONG32): Define.
19612 * configure.ac (use_gcc_stdint): Substitute.
19613 * configure: Regenerate.
19614 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
19615 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
19616 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
19617 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
19618 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
19619 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
19620 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
19621 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
19622 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
19623 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
19624 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
19625 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
19626 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
19627 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
19628 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
19629 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
19630 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
19631 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
19632 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
19633 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
19634 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
19635 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
19636 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
19637 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19638 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19639 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19640 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19641 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19642 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
19644 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
19646 * loop-iv.c (suitable_set_for_replacement): Renamed from
19647 simplify_using_assignment; changed to return bool and to accept new
19648 args DEST and SRC. Return true iff we find a source/destination pair
19649 that can be used to make a replacement, and fill SRC and DEST if so.
19650 Remove arg ALTERED. Don't deal with altered regs here. All callers
19652 (simplify_using_initial_values): Deal with altered regs here and track
19653 more precisely the effect they have on the validity of our expression.
19655 * loop-iv.c (simplify_using_condition): A condition of the form
19656 (EQ REG CONST) can be used to simply make a substitution.
19657 (simplify_using_initial_values): Keep track of conditions we have seen
19658 and keep using them to simplify new expressions, while applying the
19659 same substitutions to them as to the expression.
19661 * simplify-rtx.c (simplify_relational_operation_1): Simplify
19662 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
19665 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
19666 changed. Use this when trying to improve the upper bound.
19667 Generate the comparison by using simplify_gen_relational.
19669 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
19671 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
19673 (simplify_using_assignment, simplify_using_initial_values): Call
19674 replace_in_expr to make replacements. Call replace_single_def_regs
19675 once on the initial version of the expression.
19677 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19680 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
19682 2009-03-31 Richard Guenther <rguenther@suse.de>
19684 PR middle-end/31029
19685 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
19686 equality comparisons. Fold C - X CMP X if C % 2 == 1.
19688 2009-03-31 Richard Guenther <rguenther@suse.de>
19690 * tree.h (div_if_zero_remainder): Declare.
19691 * fold-const.c (div_if_zero_remainder): Export.
19692 * tree-ssa-forwprop.c
19693 (forward_propagate_addr_into_variable_array_index): Handle
19694 constant array index addition outside of the variable index.
19696 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19699 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
19700 define_splits, floatunssi<mode>2): Require x87 conversions from
19701 DImode to be permitted.
19703 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19705 PR preprocessor/15638
19706 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
19708 2009-03-31 Richard Guenther <rguenther@suse.de>
19710 PR middle-end/23401
19711 PR middle-end/27810
19712 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
19713 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
19714 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
19715 a separate statement.
19716 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
19717 (lookup_tmp_var): Likewise.
19718 (is_gimple_formal_tmp_or_call_rhs): Remove.
19719 (is_gimple_reg_or_call_rhs): Rename to ...
19720 (is_gimple_reg_rhs_or_call): ... this.
19721 (is_gimple_mem_or_call_rhs): Rename to ...
19722 (is_gimple_mem_rhs_or_call): ... this.
19723 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
19724 DECL_GIMPLE_REG_P only if is_formal is true.
19725 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
19726 for non-proper post-modify expression gimplification.
19727 (gimplify_self_mod_expr): For post-modify expressions gimplify
19728 the lvalue to a minimal lvalue.
19729 (rhs_predicate_for): Remove formal temp case.
19730 (gimplify_modify_expr_rhs): Likewise.
19731 (gimplify_addr_expr): Use is_gimple_reg.
19732 (gimplify_expr): Remove formal temp cases.
19733 (gimple_regimplify_operands): Likewise.
19734 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
19735 and FILTER_EXPR like constants.
19736 * gimple.c (walk_gimple_op): Fix val_only initialization, use
19738 (is_gimple_formal_tmp_rhs): Remove.
19739 (is_gimple_reg_rhs): Remove special casing.
19740 (is_gimple_mem_rhs): Fix.
19741 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
19742 (is_gimple_formal_tmp_var): Remove.
19743 (is_gimple_formal_tmp_reg): Likewise.
19744 (is_gimple_min_lval): Allow invariant component ref parts.
19745 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
19746 is_gimple_formal_tmp_reg): Remove declarations.
19747 * tree-cfg.c (verify_expr): Verify that variables with address
19748 taken do not have DECL_GIMPLE_REG_P set.
19749 * tree-mudflap.c (mf_build_check_statement_for): Use
19750 force_gimple_operand instead of gimplify_expr.
19752 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
19754 * modulo-sched.c (sms_schedule_by_order): Pass the actual
19755 schedulable rows to compute_split_row.
19757 2009-03-31 Ben Elliston <bje@au.ibm.com>
19760 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
19763 2009-03-31 Alan Modra <amodra@bigpond.net.au>
19765 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
19766 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
19767 * configure: Regenerate.
19768 * config.in: Regenerate.
19769 * config/rs6000/rs6000.opt (mtls-markers): Add.
19770 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
19771 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
19772 (tls_ld_aix, tls_ld_sysv): Likewise.
19773 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
19774 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
19776 2009-03-31 Alan Modra <amodra@bigpond.net.au>
19778 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
19780 2009-03-30 Jan Hubicka <jh@suse.cz>
19782 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
19784 (tree_remove_unreachable_handlers): Cleanup EH predecestor
19785 detection and label handling.
19787 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
19789 * ira-int.h (ira_allocno): Rename left_conflicts_num to
19790 left_conflicts_size.
19791 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
19792 ALLOCNO_LEFT_CONFLICTS_SIZE.
19794 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
19795 remove_allocno_from_bucket_and_push,
19796 allocno_spill_priority_compare, push_allocnos_to_stack,
19797 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
19798 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
19799 (setup_allocno_left_conflicts_num): Ditto. Rename to
19800 setup_allocno_left_conflicts_size.
19801 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
19802 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
19803 setup_allocno_left_conflicts_size instead of
19804 setup_allocno_left_conflicts_num.
19806 * ira-build.c (ira_create_allocno): Use
19807 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
19808 ALLOCNO_LEFT_CONFLICTS_NUM.
19810 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
19812 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
19813 instead of DF_LR_OUT.
19815 * ira-lives.c (process_bb_node_lives): Ditto.
19817 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
19818 instead of DF_LR_{OUT,IN}.
19820 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
19822 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
19824 2009-03-30 Jan Hubicka <jh@suse.cz>
19826 * except.c (label_to_region_map): Fix thinko.
19828 2009-03-30 Steve Ellcey <sje@cup.hp.com>
19830 PR middle-end/38237
19831 * tree.h (tree_find_value): New declaration.
19832 * tree.c (tree_find_value): New function.
19833 * varasm.c (assemble_external): Avoid duplicate entries on lists.
19835 2009-03-30 Jakub Jelinek <jakub@redhat.com>
19838 * c-decl.c (struct c_binding): Add locus field.
19839 (bind): Add locus argument, set locus field from it.
19840 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
19841 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
19842 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
19843 implicitly_declare, undeclared_variable, lookup_label,
19844 declare_label, c_make_fname_decl, c_builtin_function,
19845 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
19848 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
19851 * config/i386/i386.c (classify_argument): Check total size of
19854 2009-03-30 Martin Jambor <mjambor@suse.cz>
19856 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
19857 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
19858 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
19861 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
19862 seen_variable_array_ref while also traversing a union.
19864 * tree-inline.c (optimize_inline_calls): Do not call
19865 cgraph_node_remove_callees.
19866 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
19867 (pass_remove_cgraph_callee_edges): New variable.
19868 * passes.c (init_optimization_passes): Add
19869 pass_remove_cgraph_callee_edges after early inlining and before all
19870 late intraprocedural passes.
19872 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
19874 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19876 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
19877 Fix typos in names.
19879 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19881 * combine.c (simplify_comparison): Use have_insn_for.
19882 * dojump.c (do_jump): Likewise.
19884 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19886 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
19887 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
19888 sparc_compare_op0 like sparc_compare_emitted used to be handled.
19889 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
19890 instead of sparc_compare_emitted.
19891 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
19892 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
19893 instead of sparc_compare_emitted.
19895 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19897 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
19898 enter/exit cfglayout mode.
19899 (pass_partition_block): Require it.
19900 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
19901 (combine_instructions): Track basic blocks instead of labels.
19902 (update_cfg_for_uncondjump): New.
19903 (try_combine): Use it. Update jumps after rescanning.
19904 (pass_combine): Require PROP_cfglayout.
19905 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
19907 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19909 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
19910 Provide/destroy PROP_cfglayout respectively.
19911 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
19912 * tree-pass.h (PROP_cfglayout): New.
19914 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19916 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
19917 fold_convert_const_fixed_from_fixed,
19918 fold_convert_const_fixed_from_int,
19919 fold_convert_const_fixed_from_real, fold_negate_const): Do not
19920 set TREE_CONSTANT_OVERFLOW.
19921 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
19922 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
19924 2009-03-30 Ira Rosen <irar@il.ibm.com>
19926 * tree-vect-loop-manip.c: New file.
19927 * tree-vectorizer.c: Update documentation and included files.
19928 (vect_loop_location): Make extern.
19929 (rename_use_op): Move to tree-vect-loop-manip.c
19930 (rename_variables_in_bb, rename_variables_in_loop,
19931 slpeel_update_phis_for_duplicate_loop,
19932 slpeel_update_phi_nodes_for_guard1,
19933 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
19934 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
19935 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
19936 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
19937 find_loop_location): Likewise.
19938 (new_stmt_vec_info): Move to tree-vect-stmts.c.
19939 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
19940 get_vectype_for_scalar_type, vect_is_simple_use,
19941 supportable_widening_operation, supportable_narrowing_operation):
19943 (bb_in_loop_p): Move to tree-vect-loop.c.
19944 (new_loop_vec_info, destroy_loop_vec_info,
19945 reduction_code_for_scalar_code, report_vect_op,
19946 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
19947 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
19948 (vect_supportable_dr_alignment): Likewise.
19949 * tree-vectorizer.h (tree-data-ref.h): Include.
19950 (vect_loop_location): Declare.
19951 Reorganize function declarations according to the new file structure.
19952 * tree-vect-loop.c: New file.
19953 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
19954 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
19955 * tree-vect-data-refs.c: New file.
19956 * tree-vect-patterns.c (timevar.h): Don't include.
19957 * tree-vect-stmts.c: New file.
19958 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
19959 tree-vect-slp.c, tree-vect-loop.c.
19960 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
19961 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
19962 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
19963 (tree-vect-analyze.o): Remove.
19964 (tree-vect-transform.o): Likewise.
19965 (tree-vect-data-refs.o): Add rule.
19966 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
19967 tree-vect-slp.o): Likewise.
19968 (tree-vect-patterns.o): Remove redundant dependencies.
19969 (tree-vectorizer.o): Likewise.
19970 * tree-vect-slp.c: New file.
19972 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19974 * optc-gen.awk: Warn if an option flag has multiple different
19977 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
19979 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
19980 -floop-block): Document dependences on PPL, CLooG and Graphite.
19982 2009-03-30 Joseph Myers <joseph@codesourcery.com>
19984 PR rtl-optimization/323
19985 * c-common.c (c_fully_fold, convert_and_check,
19986 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
19987 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
19988 * c-common.def (EXCESS_PRECISION_EXPR): New.
19989 * c-cppbuiltin.c (builtin_define_float_constants): Define
19990 constants with enough digits for long double.
19991 * c-lex.c (interpret_float): Interpret constant with excess
19992 precision where appropriate.
19993 * c-opts.c (c_common_post_options): Set
19994 flag_excess_precision_cmdline. Give an error for
19995 -fexcess-precision=standard for C++ for processors where the
19996 option is significant.
19997 * c-parser.c (c_parser_conditional_expression): Handle excess
19998 precision in condition.
19999 * c-typeck.c (convert_arguments): Handle arguments with excess
20001 (build_unary_op): Move excess precision outside operation.
20002 (build_conditional_expr): Likewise.
20003 (build_compound_expr): Likewise.
20004 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
20005 (build_modify_expr): Handle excess precision in RHS.
20006 (convert_for_assignment): Handle excess precision in converted
20008 (digest_init, output_init_element, process_init_element): Handle
20009 excess precision in initializer.
20010 (c_finish_return): Handle excess precision in return value.
20011 (build_binary_op): Handle excess precision in operands and add
20012 excess precision as needed for operation.
20013 * common.opt (-fexcess-precision=): New option.
20014 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
20015 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
20016 For standard excess precision, output explicit conversion to and
20017 truncation from XFmode.
20018 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
20019 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
20020 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
20021 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
20022 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
20023 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
20024 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
20025 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
20026 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
20027 define_splits, sqrt<mode>2): Disable where appropriate for
20028 standard excess precision.
20029 * convert.c (convert_to_real): Do not shorten arithmetic to type
20030 for which excess precision would be used.
20031 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
20032 * doc/invoke.texi (-fexcess-precision=): Document option.
20033 (-mfpmath=): Correct index entry.
20034 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
20035 flag_excess_precision): New.
20036 * langhooks.c (lhd_post_options): Set
20037 flag_excess_precision_cmdline.
20038 * opts.c (common_handle_option): Handle -fexcess-precision=.
20039 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
20040 init_excess_precision): New.
20041 (lang_dependent_init_target): Call init_excess_precision.
20042 * tree.c (excess_precision_type): New.
20043 * tree.h (excess_precision_type): Declare.
20045 2009-03-30 Joseph Myers <joseph@codesourcery.com>
20048 * c-typeck.c (build_component_ref): Do not copy qualifiers from
20049 non-lvalue to component.
20051 2009-03-29 Joseph Myers <joseph@codesourcery.com>
20053 PR preprocessor/34695
20054 * Makefile.in (c-opts.o): Depend on c-tree.h.
20055 * c-common.c: Move down include of diagnostic.h.
20056 (done_lexing, c_cpp_error): New.
20057 * c-common.h (done_lexing): Declare.
20058 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
20060 * c-opts.c: Include c-tree.h.
20061 (c_common_init_options): Set preprocessor error callback.
20062 (c_common_handle_option): Do not set preprocessor
20063 inhibit_warnings, warnings_are_errors, warn_system_headers,
20064 pedantic_errors or inhibit_warnings flags.
20065 (c_common_post_options): Do not check cpp_errors (parse_in).
20066 (c_common_finish): Do not output dependencies if there were
20067 errors. Do not check return value of cpp_finish.
20068 * c-ppoutput.c (pp_file_change): Set input_location.
20069 * c-tree.h (c_cpp_error): Declare.
20070 * diagnostic.c (diagnostic_set_info_translated): Also initialize
20072 (diagnostic_build_prefix): Check override_column.
20073 * diagnostic.h (diagnostic_info): Add override_column field.
20074 (diagnostic_override_column): Define.
20076 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
20078 * c-common.c (c_expand_expr, c_staticp): Remove.
20079 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
20080 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
20081 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
20082 * c-gimplify.c (gimplify_compound_literal_expr,
20083 optimize_compound_literals_in_ctor): Remove.
20084 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
20085 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
20086 * c-semantics.c (emit_local_var): Remove.
20088 * langhooks-def.h (lhd_expand_expr): Remove.
20089 * langhooks.c (lhd_expand_expr): Remove.
20090 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
20092 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
20093 handling from c-semantics.c; don't call into langhook.
20094 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
20095 * gimplify.c (gimplify_compound_literal_expr,
20096 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
20097 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
20098 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
20099 as was done in c-gimplify.c.
20100 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
20101 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
20102 Move from c-common.h.
20103 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
20105 * tree.c (staticp): Do not call langhook.
20106 * langhooks.c (lhd_staticp): Delete.
20107 * langhooks-def.h (lhd_staticp): Delete prototype.
20108 (LANG_HOOKS_STATICP): Delete.
20109 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
20111 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
20112 instead of DECL_STMTs.
20114 2009-03-29 Joseph Myers <joseph@codesourcery.com>
20122 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
20124 (fold_call_expr): Return a NOP_EXPR from folding rather than the
20125 contained expression.
20126 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
20127 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
20128 conditional expressions for C.
20129 (decl_constant_value_for_optimization): Move from
20130 decl_constant_value_for_broken_optimization in c-typeck.c. Check
20131 whether optimizing and that the expression is a VAR_DECL not of
20132 array type instead of doing such checks in the caller. Do not
20133 check pedantic. Call gcc_unreachable for C++.
20134 * c-common.def (C_MAYBE_CONST_EXPR): New.
20135 * c-common.h (c_fully_fold, c_save_expr,
20136 decl_constant_value_for_optimization): New prototypes.
20137 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20138 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20139 EXPR_INT_CONST_OPERANDS): Define.
20140 * c-convert.c (convert): Strip nops from expression.
20141 * c-decl.c (groktypename): Take extra parameters expr and
20142 expr_const_operands. Update call to grokdeclarator.
20143 (start_decl): Update call to grokdeclarator. Add statement for
20144 expressions used in type of decl.
20145 (grokparm): Update call to grokdeclarator.
20146 (push_parm_decl): Update call to grokdeclarator.
20147 (build_compound_literal): Add parameter non_const and build a
20148 C_MAYBE_COSNT_EXPR if applicable.
20149 (grokdeclarator): Take extra parameters expr and
20150 expr_const_operands. Track expressions used in declaration
20151 specifiers and declarators. Fold array sizes and track whether
20152 they are constant expressions and whether they are integer
20153 constant expressions.
20154 (parser_xref_tag): Set expr and expr_const_operands fields in
20156 (grokfield): Update call to grokdeclarator.
20157 (start_function): Update call to grokdeclarator.
20158 (build_null_declspecs): Set expr and expr_const_operands fields in
20160 (declspecs_add_type): Handle expressions in typeof specifiers.
20161 * c-parser.c (c_parser_declspecs): Set expr and
20162 expr_const_operands fields for declaration specifiers.
20163 (c_parser_enum_specifier): Likewise.
20164 (c_parser_struct_or_union_specifier): Likewise.
20165 (c_parser_typeof_specifier): Likewise. Update call to
20166 groktypename. Fold expression as needed. Return expressions with
20167 type instead of adding statements.
20168 (c_parser_attributes): Update calls to c_parser_expr_list.
20169 (c_parser_statement_after_labels): Fold expression before passing
20170 to objc_build_throw_stmt.
20171 (c_parser_condition): Fold expression.
20172 (c_parser_asm_operands): Fold expression.
20173 (c_parser_conditional_expression): Use c_save_expr. Update call
20174 to build_conditional_expr.
20175 (c_parser_alignof_expression): Update call to groktypename.
20176 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
20177 original_code. Fold expression argument of va_arg. Create
20178 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
20179 argument to va_arg. Update calls to groktypename. Fold array
20180 index for offsetof. Verify that first argument to
20181 __builtin_choose_expr has integer type.
20182 (c_parser_postfix_expression_after_paren_type): Update calls to
20183 groktypename and build_compound_literal. Handle expressions with
20184 side effects in type name.
20185 (c_parser_postfix_expression_after_primary): Update call to
20186 c_parser_expr_list. Set original_code for calls to
20187 __builtin_constant_p.
20188 (c_parser_expr_list): Take extra parameter fold_p. Fold
20189 expressions if requested.
20190 (c_parser_objc_type_name): Update call to groktypename.
20191 (c_parser_objc_synchronized_statement): Fold expression.
20192 (c_parser_objc_receiver): Fold expression.
20193 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
20194 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
20195 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
20196 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
20197 (struct c_typespec): Add elements expr and expr_const_operands.
20198 (struct c_declspecs): Add elements expr and expr_const_operands.
20199 (groktypename, build_conditional_expr, build_compound_literal):
20201 (in_late_binary_op): Declare.
20202 * c-typeck.c (note_integer_operands): New function.
20203 (in_late_binary_op): New variable.
20204 (decl_constant_value_for_broken_optimization): Move to c-common.c
20205 and rename to decl_constant_value_for_optimization.
20206 (default_function_array_conversion): Do not strip nops.
20207 (default_conversion): Do not call
20208 decl_constant_value_for_broken_optimization.
20209 (build_array_ref): Do not fold result.
20210 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
20211 result when operand is a VLA.
20212 (c_expr_sizeof_type): Update call to groktypename. Handle
20213 expressions included in type name. Use C_MAYBE_CONST_EXPR for
20214 result when operand names a VLA type.
20215 (build_function_call): Update call to build_compound_literal.
20216 Only fold result for calls to __builtin_* functions. Strip
20217 NOP_EXPR from INTEGER_CST returned from such functions. Fold
20218 the function designator.
20219 (convert_arguments): Fold arguments. Update call to
20220 convert_for_assignment.
20221 (build_unary_op): Handle increment and decrement of
20222 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
20223 decrement earlier. Fold operand of increment and decrement.
20224 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
20225 built for integer operand. Wrap returns that are INTEGER_CSTs
20226 without being integer constant expressions or that have integer
20227 constant operands without being INTEGER_CSTs.
20228 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
20229 (build_conditional_expr): Add operand ifexp_bcp. Track whether
20230 result is an integer constant expression or can be used in
20231 unevaluated parts of one and avoid folding and wrap as
20232 appropriate. Fold operands before possibly doing -Wsign-compare
20234 (build_compound_expr): Wrap result for C99 if operands can be used
20235 in integer constant expressions.
20236 (build_c_cast): Update call to digest_init. Do not ignore
20237 overflow from casting floating-point constants to integers. Wrap
20238 results that could be confused with integer constant expressions,
20239 null pointer constants or floating-point constants.
20240 (c_cast_expr): Update call to groktypename. Handle expressions
20241 included in type name.
20242 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
20243 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
20244 Update calls to convert_for_assignment.
20245 (convert_for_assignment): Take new parameter
20246 null_pointer_constant. Do not strip nops or call
20247 decl_constant_value_for_broken_optimization. Set
20248 in_late_binary_op for conversions to boolean.
20249 (store_init_value): Update call to digest_init.
20250 (digest_init): Take new parameter null_pointer_constant. Do not
20251 call decl_constant_value_for_broken_optimization. pedwarn for
20252 initializers not constant expressions. Update calls to
20253 convert_for_assignment.
20254 (constructor_nonconst): New.
20255 (struct constructor_stack): Add nonconst element.
20256 (really_start_incremental_init, push_init_level, pop_init_level):
20257 Handle constructor_nonconst and nonconst element.
20258 (set_init_index): Call constant_expression_warning for array
20260 (output_init_element): Fold value. Set constructor_nonconst as
20261 applicable. pedwarn for initializers not constant expressions.
20262 Update call to digest_init. Call constant_expression_warning
20263 where constant initializers are required.
20264 (process_init_element): Use c_save_expr.
20265 (c_finish_goto_ptr): Fold expression.
20266 (c_finish_return): Fold return value. Update call to
20267 convert_for_assignment.
20268 (c_start_case): Fold switch expression.
20269 (c_process_expr_stmt): Fold expression.
20270 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
20271 ensure statement expression is not evaluated in constant expression.
20272 (build_binary_op): Track whether results are integer constant
20273 expressions or may occur in such, disable folding and wrap results
20274 as applicable. Fold operands for -Wsign-compare warnings unless
20276 (c_objc_common_truthvalue_conversion): Handle results folded to
20277 integer constants that are not integer constant expressions.
20278 * doc/extend.texi: Document when typeof operands are evaluated,
20279 that condition of __builtin_choose_expr is an integer constant
20280 expression, and more about use of __builtin_constant_p in
20283 2009-03-29 Richard Guenther <rguenther@suse.de>
20285 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
20286 propagate addresses of array references.
20288 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
20290 * regmove.c (perhaps_ends_bb_p): Remove.
20291 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
20292 from INSN and check that the main loop stays within that basic block.
20293 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
20294 (regmove_forward_pass): Split out from regmove_optimize. Use
20295 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
20296 (regmove_backward_pass): Split out from regmove_optimize. Use
20297 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
20298 (regmove_optimize): Simplify.
20300 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
20303 * config/i386/i386.c (classify_argument): Ignore flexible array
20304 member in struct and warn ABI change.
20306 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
20308 * config/i386/i386-protos.h (ix86_agi_dependent): New.
20310 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
20311 (ix86_adjust_cost): Updated.
20313 2009-03-29 Jan Hubicka <jh@suse.cz>
20315 PR middle-end/28850
20316 * tree-pass.h (pass_cleanup_eh): New function.
20317 (remove_unreachable_regions): Break code handling RTL
20318 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
20319 that can not be reached by runtime.
20320 (can_be_reached_by_runtime): New function.
20321 (label_to_region_map): New function.
20322 (num_eh_regions): New function.
20323 (rtl_remove_unreachable_regions): New function.
20324 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
20325 (remove_eh_region): New function.
20326 * except.h: Include sbitmap and vecprim.
20327 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
20328 num_eh_regions): Declare.
20329 * passes.c (init_optimization_passes): Schedule cleanup_eh.
20330 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
20331 * tree-eh.c (tree_remove_unreachable_handlers): New function.
20332 (tree_empty_eh_handler_p): New function.
20333 (cleanup_empty_eh): New function.
20334 (cleanup_eh): New function.
20335 (pass_cleanup_eh): New function.
20337 2009-03-29 Jan Hubicka <jh@suse.cz>
20339 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
20340 for removed regions.
20342 2009-03-29 Jan Hubicka <jh@suse.cz>
20344 * except.c (dump_eh_tree): Dump all datastructures.
20346 2009-03-29 Jan Hubicka <jh@suse.cz>
20348 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
20349 (duplicate_eh_regions_1): Likewise.
20350 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
20351 vector; call EH verification.
20352 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
20353 Be ready for region being removed.
20355 2009-03-29 Jan Hubicka <jh@suse.cz>
20357 * bitmap.c (bitmap_last_set_bit): New function.
20358 * bitmap.h (bitmap_last_set_bit): Declare.
20360 2009-03-29 David Ayers <ayers@fsfe.org>
20363 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
20364 by calling objc_compare_types and surpress warnings about
20365 incompatible C pointers that are compatible ObjC pointers.
20367 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
20369 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
20370 call initialize_inline_failed.
20371 (initialize_inline_failed): Move it from here ...
20372 * cgraph.c (initialize_inline_failed): ... to here.
20373 (cgraph_create_edge): Call initialize_inline_failed rather than
20374 setting inline_failed directly.
20376 2009-03-29 Ben Elliston <bje@au.ibm.com>
20379 * sysv4.opt (msdata): Improve comment.
20380 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
20381 * sysv4.h (SVR4_ASM_SPEC): Likewise.
20383 2009-03-29 Ben Elliston <bje@au.ibm.com>
20386 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
20387 load and store attributes.
20389 2009-03-29 Ben Elliston <bje@au.ibm.com>
20391 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
20392 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
20393 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
20394 * doc/extend.texi (X86 Built-in Functions): Add index entries for
20395 __builtin_infq and __builtin_huge_valq.
20397 2009-03-28 Anatoly Sokolov <aesok@post.ru>
20399 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
20401 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20402 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
20404 2009-03-28 Xinliang David Li <davidxl@google.com>
20406 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
20407 (do_dbg_cnt): New function.
20409 2009-03-28 Jan Hubicka <jh@suse.cz>
20411 Merge from pretty-ipa:
20413 2009-03-27 Jan Hubicka <jh@suse.cz>
20415 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
20416 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
20417 * passes.c (function_called_by_processed_nodes_p): New.
20418 * ipa-pure-const.c (check_call): Fix handling of operands.
20419 (analyze_function): Dump debug output for skipped bodies.
20420 (local_pure_const): Use function_called_by_processed_nodes_p.
20421 * dwarf2out.c (reference_to_unused): Use output.
20422 * passes.c (do_per_function_toporder): Likewise.
20424 2008-11-12 Jan Hubicka <jh@suse.cz>
20426 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
20427 * ipa-pure-const.c (funct_state_d): Add can throw field; make
20428 state_set_in_source enum
20429 (check_decl): Ignore memory tags; do not set fake looping flags;
20431 (check_operand, check_tree, check_rhs_var, check_lhs_var,
20432 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
20433 (check_call, analyze_function): Rewrite.
20435 (add_new_function): Update call of analyze_function.
20436 (generate_summary): Add call of analyze_function.
20437 (propagate): Propagate can_throw; handle state_set_in_source correctly.
20438 (local_pure_const): New function.
20439 (pass_local_pure_const): New pass.
20440 * ipa-inline.c (inline_transform): Set after_inlining.
20441 * tree-eh.c (stmt_can_throw_external): New.
20442 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
20443 work with aliasing built.
20444 * tree-flow.h (stmt_can_throw_external): New.
20445 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
20446 and local pure/const pass in early and late optimization queue.
20448 2009-03-28 Martin Jambor <mjambor@suse.cz>
20450 * fold-const.c (get_pointer_modulus_and_residue): New parameter
20452 (fold_binary): Allow function decl aligment consideration is the
20453 second argument is integer constant one.
20454 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
20455 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
20456 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
20458 2009-03-28 Jan Hubicka <jh@suse.cz>
20460 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
20461 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
20462 * function.h (rtl_data): Add nothrow flag.
20463 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
20464 set DECL_NOTHROW for AVAILABLE functions.
20466 2009-03-28 Jakub Jelinek <jakub@redhat.com>
20468 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
20469 following vector keyword has expansion starting with pixel or bool
20470 keyword, expand vector to __vector and pixel or bool to __pixel or
20474 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
20475 warn_if_disallowed_function_p): Removed.
20476 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
20477 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
20478 warning_if_disallowed_function_p.
20479 * flags.h (warn_if_disallowed_function_p,
20480 warn_disallowed_functions): Removed.
20481 * common.opt (Wdisallowed-function-list=): Removed.
20482 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
20484 2009-03-28 Richard Guenther <rguenther@suse.de>
20486 PR tree-optimization/38723
20487 * tree-ssa-pre.c (compute_avail): Add all default definitions to
20490 2009-03-28 Jan Hubicka <jh@suse.cz>
20492 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
20493 test introduced by my previous patch.
20495 2009-03-28 Richard Guenther <rguenther@suse.de>
20497 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
20498 the PHIs value undefined.
20500 2009-03-28 Jan Hubicka <jh@suse.cz>
20502 * tree-pass.h (pass_fixup_cfg): New pass.
20503 * ipa-inline.c (inline_transform): Set
20504 always_inline_functions_inlined/after_inlining.
20505 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
20506 (pass_fixup_cfg): New pass.
20507 * passes.c (init_optimization_passes): Add fixup_cfg.
20509 2009-03-28 Richard Guenther <rguenther@suse.de>
20511 PR tree-optimization/38458
20512 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
20513 argument use the arguments copy-of value.
20515 2009-03-28 Richard Guenther <rguenther@suse.de>
20517 PR tree-optimization/38180
20518 * tree-ssa-ccp.c (get_default_value): Simplify.
20519 (likely_value): Likewise.
20520 (surely_varying_stmt_p): Properly handle VOP case.
20521 (ccp_initialize): Likewise.
20522 (ccp_fold): Handle propagating through *&.
20523 (fold_const_aggregate_ref): Also handle decls.
20525 2009-03-28 Jan Hubicka <jh@suse.cz>
20527 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
20528 * cgraph.h (cgraph_node): Likewise.
20529 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
20530 (cgraph_reset_node): Use process flag.
20531 (cgraph_mark_functions_to_output): Likewise.
20532 (cgraph_expand_function): Likewise.
20533 (cgraph_expand_all_functions): Likewise.
20534 (cgraph_output_in_order): Likewise.
20535 * dwarf2out.c (reference_to_unused): Likewise.
20536 * passes.c do_per_function_toporder): Likewise.
20538 2009-03-28 Jan Hubicka <jh@suse.cz>
20540 Bring from lto-branch:
20542 2008-09-03 Doug Kwan <dougkwan@google.com>
20544 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
20545 enums instead of reason strings.
20546 * cgraph.c (cgraph_create_edge): Same.
20547 (cgraph_inline_failed_string): New function.
20548 * cgraph.h (cgraph_inline_failed_t): New enum type.
20549 (cgraph_inline_failed_string): New prototype.
20550 (struct cgraph_edge): Change type of INLINED_FAILED from constant
20551 char pointer to cgraph_inline_failed_t.
20552 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
20553 (cgraph_default_inline_p): Ditto.
20554 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
20555 to cgraph_inline_failed_t pointer.
20556 * cif-code.def: New file.
20557 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
20559 (cgraph_check_inline_limits): Change type of REASON to pointer to
20560 cgraph_inline_failed_t. Replace reason strings with enums.
20561 (cgraph_default_inline_p): Ditto.
20562 (cgraph_recursive_inlining_p): Ditto.
20563 (update_caller_keys): Change type of FAILED_REASON to
20564 cgraph_inline_failed_t.
20565 (cgraph_set_inline_failed): Change type of REASON to pointer to
20566 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
20567 convert enums to strings for text output.
20568 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
20569 to be of type cgraph_inline_failed_t. Replace reason strings with
20570 enums. Call cgraph_inline_failed_string to covert enums
20571 to strings for text output.
20572 (cgraph_decide_inlining): Replace reason strings with enums.
20573 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
20574 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
20576 * tree-inline.c (expand_call_inline): Change type of REASON
20577 to cgraph_inline_failed_t. Replace reason strings with enums.
20578 Call cgraph_inline_failed_string for text output.
20579 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
20582 2009-03-28 Jan Hubicka <jh@suse.cz>
20584 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
20585 cgraph_clone_node): Remove master clone handling.
20586 (cgraph_is_master_clone, cgraph_master_clone): Remove.
20587 * cgraph.h (master_clone): Remove.
20588 (cgraph_is_master_clone, cgraph_master_clone): Remove.
20589 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
20590 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
20592 2009-03-28 Jan Hubicka <jh@suse.cz>
20594 * cgraph.c (cgraph_function_body_availability): Functions declared
20595 inline are always safe to assume that it is not going to be replaced.
20597 2009-03-28 Richard Guenther <rguenther@suse.de>
20599 PR tree-optimization/38513
20600 * tree-ssa-pre.c (eliminate): Remove redundant stores.
20601 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
20602 EXC_PTR_EXPR and FILTER_EXPR.
20603 (get_ref_from_reference_ops): Likewise.
20605 2009-03-28 Richard Guenther <rguenther@suse.de>
20607 PR tree-optimization/38968
20608 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
20609 Use FLOOR_MOD_EXPR to compute misalignment.
20611 2009-03-28 Richard Guenther <rguenther@suse.de>
20613 PR tree-optimization/37795
20614 * tree.h (combine_comparisons): Declare.
20615 * fold-const.c (combine_comparisons): Export.
20616 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
20618 (ifcombine_iforif): Use combine_comparisons.
20620 2009-03-28 Jan Hubicka <jh@suse.cz>
20622 * tree-eh.c (inlinable_call_p): New function.
20623 (make_eh_edges): Use it.
20624 (verify_eh_edges): Use it.
20625 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
20626 * except.c (reachable_next_level): Add inlinable_function argument
20627 (sjlj_find_directly_reachable_regions): Update.
20628 (add_reachable_handler): Do not set saw_any_handlers.
20629 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
20630 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
20631 Add new inlinable call parameter.
20632 (can_throw_internal, can_throw_external): Update.
20633 * except.h (can_throw_internal_1, can_throw_external_1,
20634 foreach_reachable_handler): Update declaration.
20636 2009-03-28 Joseph Myers <joseph@codesourcery.com>
20638 * config/arm/t-arm-coff, config/h8300/coff.h,
20639 config/i386/i386-aout.h, config/i386/i386-coff.h,
20640 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
20641 config/pdp11/2bsd.h, config/rs6000/aix41.h,
20642 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
20643 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
20644 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
20645 sys-types.h: Remove.
20646 * Makefile.in: Remove protoize and fixproto support and references
20648 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
20649 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
20651 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
20652 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
20653 unprotoize$(exeext).
20654 (rest.encap): Don't depend on $(STMP_FIXPROTO)
20655 (.PHONY): Don't depend on proto.
20656 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
20657 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
20658 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
20659 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
20660 build/gen-protos.o, build/scan.o, xsys-protos.h,
20661 build/fix-header$(build_exeext), build/fix-header.o,
20662 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
20663 stmp-install-fixproto): Remove.
20664 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
20665 SYSCALLS.c or fixproto files.
20666 (install-common): Don't install protoize.
20667 (install-headers-tar, install-headers-cpio, install-headers-cp):
20668 Don't depend on $(STMP_FIXPROTO).
20669 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
20670 install fixproto files or write out fixproto settings.
20671 (uninstall): Don't uninstall protoize.
20672 * config.gcc (use_fixproto): Remove.
20673 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
20674 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
20675 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
20676 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
20677 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
20678 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
20679 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
20680 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
20681 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
20682 * config/t-vxworks (STMP_FIXPROTO): Remove.
20683 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
20684 STMP_FIXPROTO): Remove.
20685 * config.in, configure: Regenerate.
20686 * crtstuff.c (gid_t, uid_t): Don't undefine.
20687 * doc/install.texi: Change m68k-coff to m68k-elf in example.
20688 (arm-*-coff, arm-*-aout: Remove target entries.
20689 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
20690 Remove mention of AIX 4.1.
20691 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
20692 * doc/invoke.texi (Running Protoize): Remove.
20693 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
20694 (Protoize Caveats): Remove.
20695 * tsystem.h: Update comments on headers assumed to exist.
20697 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
20699 * genautomata.c: Add a new year to the copyright. Add a new
20701 (struct insn_reserv_decl): Add comments for member bypass_list.
20702 (find_bypass): Remove.
20703 (insert_bypass): New.
20704 (process_decls): Use insert_bypass.
20705 (output_internal_insn_latency_func): Output all bypasses with the
20706 same input insn in one switch case.
20708 * rtl.def (define_bypass): Describe bypass choice.
20709 * doc/md.texi (define_bypass): Ditto.
20711 2009-03-27 Richard Guenther <rguenther@suse.de>
20713 * gimplify.c (mark_addressable): Export.
20714 * tree-flow.h (mark_addressable): Declare.
20715 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
20716 * tree-ssa.c (verify_phi_args): Verify that address taken
20717 variables have TREE_ADDRESSABLE set.
20719 2009-03-27 Richard Guenther <rguenther@suse.de>
20721 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
20722 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
20723 Do not mark decls TREE_ADDRESSABLE.
20724 (build_fold_addr_expr): Adjust.
20725 (fold_addr_expr): Remove.
20726 (fold_unary): Use build_fold_addr_expr.
20727 (fold_comparison): Likewise.
20728 (split_address_to_core_and_offset): Likewise.
20729 * coverage.c (tree_coverage_counter_addr): Mark the array decl
20731 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
20732 (gimplify_modify_expr_to_memcpy): Mark source and destination
20734 * omp-low.c (create_omp_child_function): Mark the object decl
20736 (lower_rec_input_clauses): Mark the var we take the address of
20738 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
20740 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20742 PR middle-end/39315
20743 * cfgexpand.c (expand_one_stack_var_at): Change alignment
20744 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
20746 2009-03-27 Richard Guenther <rguenther@suse.de>
20748 PR tree-optimization/39120
20749 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
20751 (handle_lhs_call): Process return constraints. Add escape
20752 constraints if necessary.
20753 (handle_const_call): Fill out return constraints. Make nested
20754 case more precise. Avoid consttmp if possible.
20755 (handle_pure_call): Fill out return constraints. Avoid
20756 callused if possible.
20757 (find_func_aliases): Simplify call handling.
20759 2009-03-27 Richard Guenther <rguenther@suse.de>
20761 PR tree-optimization/39120
20762 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
20763 as a representative.
20764 (solve_graph): Do propagate CALLUSED.
20765 (handle_pure_call): Use a scalar constraint from CALLUSED for
20767 (find_what_p_points_to): CALLUSED shall not appear in poins-to
20770 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20773 * c-common.c (handle_aligned_attribute): Properly check alignment
20774 overflow. Use (1U << i) instead of (1 << i).
20776 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
20778 * expr.h (get_mem_align_offset): Updated.
20780 * tree.h (tree_decl_common): Change align to "unsigned int" and
20781 move it before pointer_alias_set.
20783 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20784 Jakub Jelinek <jakub@redhat.com>
20787 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
20788 gr_register_operand with gr_reg_or_0_operand.
20789 (cmpxchg_rel_di): Likewise.
20790 (sync_lock_test_and_set<mode>): Likewise.
20792 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20794 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
20795 (true_regnum): Likewise.
20797 * rtlanal.c (subreg_info): Moved to ...
20798 * rtl.h (subreg_info): Here. New.
20799 (subreg_get_info): New.
20801 * rtlanal.c (subreg_get_info): Make it extern.
20803 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20806 * config/i386/i386.c (ix86_abi): New.
20807 (override_options): Handle -mabi=.
20808 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
20809 (ix86_call_abi_override): Likewise.
20810 (init_cumulative_args): Likewise.
20811 (function_arg_advance): Likewise.
20812 (function_arg_64): Likewise.
20813 (function_arg): Likewise.
20814 (ix86_pass_by_reference): Likewise.
20815 (ix86_function_value_regno_p): Likewise.
20816 (ix86_build_builtin_va_list_abi): Likewise.
20817 (setup_incoming_varargs_64): Likewise.
20818 (is_va_list_char_pointer): Likewise.
20819 (ix86_init_machine_status): Likewise.
20820 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
20821 (ix86_function_type_abi): Return enum calling_abi. Rewrite
20822 for 64bit. Replace DEFAULT_ABI with ix86_abi.
20823 (ix86_function_abi): Make it static and return enum calling_abi.
20824 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
20826 (ix86_fn_abi_va_list): Updated.
20828 * config/i386/i386.h (ix86_abi): New.
20829 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
20830 (CONDITIONAL_REGISTER_USAGE): Likewise.
20831 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
20832 (machine_function): Likewise.
20834 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
20836 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
20837 (STACK_BOUNDARY): Likewise.
20838 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
20840 * config/i386/i386.opt (mabi=): New.
20842 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
20843 return enum calling_abi.
20844 (ix86_function_type_abi): Likewise.
20845 (ix86_function_abi): Removed.
20847 * doc/invoke.texi: Document -mabi= option for x86.
20849 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20851 * builtins.c (real_dconstp): Delete.
20852 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
20854 2009-03-27 Dodji Seketeli <dodji@redhat.com>
20855 Jakub Jelinek <jakub@redhat.com>
20858 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
20859 (gen_subprogram_die): When a function is explicit, generate the
20860 DW_AT_explicit attribute.
20861 * langhooks.h (struct lang_hooks_for_decls): Add
20862 function_decl_explicit_p langhook.
20863 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
20864 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
20866 2009-03-27 Jakub Jelinek <jakub@redhat.com>
20868 * builtins.c (fold_builtin_memory_op): Optimize memmove
20869 into memcpy if we can prove source and destination don't overlap.
20871 * tree-inline.c: Include gt-tree-inline.h.
20872 (clone_fn_id_num): New variable.
20873 (clone_function_name): New function.
20874 (tree_function_versioning): Use it.
20875 * Makefile.in (GTFILES): Add tree-inline.c.
20877 2009-03-27 Mark Mitchell <mark@codesourcery.com>
20879 * BASE-VER: Change to 4.5.0.
20881 2009-03-27 Xinliang David Li <davidxl@google.com>
20883 PR tree-optimization/39557
20884 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
20886 2009-03-27 Xinliang David Li <davidxl@google.com>
20888 PR tree-optimization/39548
20889 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
20892 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20894 * c-common.c (pointer_int_sum): Use %wd on return from
20897 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20899 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
20900 on return from tree_low_cst.
20902 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
20905 * ginclude/stdarg.h (va_copy): Define also for
20906 __GXX_EXPERIMENTAL_CXX0X__.
20908 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20911 * builtins.h (c_strlen): Do not warn here.
20912 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
20913 * c-common.c (pointer_int_sum): Take an explicit location.
20914 Warn about offsets out of bounds.
20915 * c-common.h (pointer_int_sum): Adjust declaration.
20917 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20919 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
20922 2009-03-26 Jakub Jelinek <jakub@redhat.com>
20925 * opts.c (warn_if_disallowed_function_p): Don't assume
20926 get_callee_fndecl must return non-NULL.
20928 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
20930 PR rtl-optimization/39522
20931 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
20932 when reg_reloaded_valid is set.
20934 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20936 * config/spu/divv2df3.c: New file.
20937 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
20938 (DPBIT_FUNCS): Filter out _div_df.
20940 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
20942 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
20943 a jump insn, count that jump in the distance to the loop start.
20945 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
20948 * config/sh/sh.c (calc_live_regs): Fix condition for global
20949 registers except PIC_OFFSET_TABLE_REGNUM.
20951 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
20954 * doc/invoke.texi (-mconsole): New.
20956 (-mno-cygwin): New.
20958 (-mnop-fun-dllimport): New.
20962 (sub section "i386 and x86-64 Windows Options"): New.
20964 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
20966 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
20967 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
20969 2009-03-25 Richard Guenther <rguenther@suse.de>
20971 PR middle-end/39497
20972 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
20975 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
20977 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
20978 neither of haifa/selective schedulers are working.
20980 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20982 * doc/invoke.texi (Debugging Options): Fix description of
20983 -fno-merge-debug-strings.
20985 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
20987 * config/cris/libgcc.ver: New version-script.
20988 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
20990 * configure.ac <GAS features, nop mnemonic>: Add pattern
20991 crisv32-*-* for "nop".
20992 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
20993 * configure: Regenerate.
20995 2009-03-24 Ira Rosen <irar@il.ibm.com>
20997 PR tree-optimization/39529
20998 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
20999 mark_sym_for_renaming for the tag copied to the new vector
21002 2009-03-24 Arthur Loiret <aloiret@debian.org>
21004 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
21005 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
21006 EXTRA_SPEC_FUNCTIONS.
21007 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
21008 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
21009 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
21010 -march and -mtune options.
21012 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
21014 * config/m68k/t-rtems: Add m5329 multilib.
21016 2009-03-24 Dodji Seketeli <dodji@redhat.com>
21017 Jakub Jelinek <jakub@redhat.com>
21020 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
21023 2009-03-23 Jakub Jelinek <jakub@redhat.com>
21026 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
21027 instead of c_parser_expression_conv, if original_code isn't one of the
21028 4 allowed comparison codes, fail.
21030 2009-03-23 Richard Guenther <rguenther@suse.de>
21032 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
21033 * tree.h (struct tree_type): Likewise.
21034 * reload.h (struct insn_chain): Likewise.
21035 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
21036 * function.h (struct function): Likewise.
21037 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
21039 2009-03-23 Jakub Jelinek <jakub@redhat.com>
21041 PR tree-optimization/39516
21042 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
21044 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
21046 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
21047 should be set true if BITS_PER_WORD of target is bigger than 32
21049 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
21051 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
21052 Translate -B-options to -rpath-link. Correct existing
21053 rpath-link and conditionalize on !nostdlib.
21055 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21057 * doc/extend.texi (Function Attributes, Variable Attributes):
21059 * doc/invoke.texi (Debugging Options, Optimize Options)
21060 (i386 and x86-64 Options, MCore Options): Likewise.
21062 2009-03-20 Jakub Jelinek <jakub@redhat.com>
21065 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
21066 it for block local namespace aliases.
21067 (gen_decl_die): Pass context_die to gen_namespace_die.
21069 2009-03-19 Jakub Jelinek <jakub@redhat.com>
21072 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
21073 minimum or maximum value.
21075 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
21077 * reginfo.c (globalize_reg): Recompute derived reg sets.
21079 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
21082 * libgcc2.c (mprotect): Do not use signed arguments for
21083 VirtualProtect, use DWORD arguments. Also fix the 'may
21084 be used uninitialized' warning for the np variable.
21086 2009-03-19 Jakub Jelinek <jakub@redhat.com>
21089 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
21090 functions using regparm calling conventions when not optimizing.
21091 (ix86_function_sseregparm): Similarly for sseregparm calling
21094 2009-03-19 Li Feng <nemokingdom@gmail.com>
21096 PR middle-end/39500
21097 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
21098 dependence if the first conflict is after niter iterations.
21100 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
21102 PR middle-end/38609
21103 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
21104 functions with dynamic stack-pointer adjustments.
21106 2009-03-19 Ben Elliston <bje@au.ibm.com>
21108 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
21109 option; change to -msdata=data.
21111 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21113 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
21116 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
21119 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
21121 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
21123 * doc/invoke.texi (Code Gen Options): Expand discussion of
21126 2009-03-18 Jakub Jelinek <jakub@redhat.com>
21128 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
21129 * matrix-reorg.c (struct matrix_info): Likewise.
21130 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
21131 * rtl.h (struct mem_attrs): Likewise.
21132 * df.h (struct df): Likewise.
21133 * tree-data-ref.h (struct data_dependence_relation): Likewise.
21134 * ira-int.h (struct ira_allocno): Likewise.
21135 * df-scan.c (struct df_collection_rec): Likewise.
21136 * ira.c (struct equivalence): Likewise.
21137 * function.c (struct temp_slot): Likewise.
21138 * cfgloop.h (struct loop): Likewise.
21141 * function.c (use_register_for_decl): When not optimizing, disregard
21142 register keyword for variables with types containing methods.
21144 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
21146 PR middle-end/39447
21147 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
21148 (is_simple_operand): Call contains_component_ref_p before calling data
21149 reference analysis that would fail on COMPONENT_REFs.
21151 * tree-vrp.c (search_for_addr_array): Fix formatting.
21153 2009-03-18 Richard Guenther <rguenther@suse.de>
21155 * tree-vect-transform.c (vect_loop_versioning): Fold the
21156 generated comparisons.
21157 * tree-vectorizer.c (set_prologue_iterations): Likewise.
21158 (slpeel_tree_peel_loop_to_edge): Likewise.
21160 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21162 PR middle-end/37805
21163 * opts.c (print_specific_help): In addition to `undocumented',
21164 accept `separate' and `joined' flags if passed alone. Describe
21165 output by the first matched one of those.
21166 (common_handle_option): Skip over empty strings.
21167 * gcc.c (display_help): Fix help string for `--help='.
21168 * doc/invoke.texi (Option Summary, Overall Options): With
21169 `--help=', classes and qualifiers can both be repeated, but
21170 only the latter can be negated. One should not pass only
21171 negated qualifiers. Fix markup and examples.
21174 2008-10-14 Jakub Jelinek <jakub@redhat.com>
21175 PR middle-end/37805
21176 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
21177 and -fhelp=separate.
21179 2009-03-17 Jing Yu <jingyu@google.com>
21181 PR middle-end/39378
21182 * function.h (struct rtl_data): Move is_thunk from here...
21183 (struct function): ...to here.
21184 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
21185 * varasm.c (assemble_start_function): Change is_thunk from crtl to
21187 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
21189 (alpha_does_function_need_gp, alpha_start_function): Likewise.
21190 (alpha_output_function_end_prologue): Likewise.
21191 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
21192 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
21193 (rs6000_output_function_epilogue): Likewise.
21194 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
21196 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
21199 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
21200 from different units in a single alternative.
21201 (*truncdfsf_i387): Ditto.
21202 (*truncxfsf2_mixed): Ditto.
21203 (*truncxfdf2_mixed): Ditto.
21205 2009-03-17 Jakub Jelinek <jakub@redhat.com>
21207 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
21208 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
21211 * tree-ssa-live.c (remove_unused_locals): Don't remove local
21212 unused non-artificial variables when not optimizing.
21215 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
21216 DW_TAG_imported_module even if decl is IMPORTED_DECL with
21217 NAMESPACE_DECL in its DECL_INITIAL.
21219 PR middle-end/39443
21220 * optabs.c (set_user_assembler_libfunc): New function.
21221 * expr.h (set_user_assembler_libfunc): New prototype.
21222 * c-common.c: Include libfuncs.h.
21223 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
21224 for memcmp, memset, memcpy, memmove and abort.
21225 * Makefile.in (c-common.o): Depend on libfuncs.h.
21228 * dwarf2out.c (gen_inlined_enumeration_type_die,
21229 gen_inlined_structure_type_die, gen_inlined_union_type_die,
21230 gen_tagged_type_instantiation_die): Removed.
21231 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
21234 2009-03-17 Janis Johnson <janis187@us.ibm.com>
21237 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
21239 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
21240 (check-parallel-%): Ditto.
21241 (check-consistency): Ditto.
21243 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
21245 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
21246 local variable rhs by NULL_TREE.
21248 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21251 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
21253 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21256 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
21258 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21261 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
21262 for ms->sysv ABI calls only in 64bit mode.
21264 * config/i386/i386.md (untyped_call): Support 32bit.
21266 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
21268 * doc/extend.texi: Replace x86_65 with x86_64.
21270 2009-03-16 Jakub Jelinek <jakub@redhat.com>
21272 PR tree-optimization/39455
21273 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
21274 mismatches for POINTER_TYPE_P (type).
21275 (number_of_iterations_le): Likewise.
21277 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
21279 * config/picochip/picochip.c: Removed profiling support.
21280 * config/picochip/picochip.md: Removed profiling instruction.
21281 * config/picochip/picochip.h: Removed profiling builtin.
21283 2009-03-16 Joseph Myers <joseph@codesourcery.com>
21285 * doc/install.texi (--with-host-libstdcxx): Document.
21287 2009-03-14 Anatoly Sokolov <aesok@post.ru>
21290 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
21291 generate a warning if the function name does not begin with
21292 "__vector" and the function has either the 'signal' or 'interrupt'
21293 attribute, from here to ...
21294 (avr_declare_function_name): ...here. New function.
21295 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
21296 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
21298 2009-03-14 Jakub Jelinek <jakub@redhat.com>
21301 * cse.c (fold_rtx): Don't modify original const_arg1 when
21302 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
21303 separate variable instead.
21304 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
21305 from out of range shift counts.
21306 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
21308 2009-03-13 Catherine Moore <clm@codesourcery.com>
21310 * config/i386/x-mingw32 (host-mingw32.o): Replace
21311 diagnostic.h with $(DIAGNOSTIC_H).
21313 2009-03-12 Jakub Jelinek <jakub@redhat.com>
21316 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
21318 * config/i386/sync.md (sync_compare_and_swap<mode>,
21319 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
21320 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
21322 (sync_double_compare_and_swapdi_pic,
21323 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
21324 cmpxchg8b_pic_memory_operand instead of just memory_operand.
21326 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21329 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
21331 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21334 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
21335 (avx_addsubv4df3): Likewise.
21336 (*avx_addsubv4sf3): Likewise.
21337 (sse3_addsubv4sf3): Likewise.
21339 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21342 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
21344 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
21347 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
21348 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
21349 registers for allocnos created from user-defined variables.
21351 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21354 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
21355 of non-integer mode as well.
21357 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
21359 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
21360 for functions for which the parameter types are unknown.
21362 2009-03-11 Jakub Jelinek <jakub@redhat.com>
21365 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
21366 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
21367 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
21368 * config/i386/i386.c (ix86_local_alignment): For
21369 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
21370 long long variables on the stack to avoid dynamic realignment.
21371 Allow the first argument to be a decl rather than type.
21372 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
21374 2009-03-11 Nick Clifton <nickc@redhat.com>
21377 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
21379 Add description to mno-lsim option.
21380 * config/mcore/mcore.h: Remove comment about deprecated m4align
21382 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
21383 * doc/invoke.texi: Add description of mno-lsim and
21384 mstack-increment options.
21386 * config/fr30/fr30.opt: Document the -mno-lsim option.
21387 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
21388 and -mno-lsim options.
21390 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21392 * fold-const.c (fold_comparison): Only call fold_inf_compare
21393 if the mode supports infinities.
21395 2009-03-11 Jason Merrill <jason@redhat.com>
21398 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
21399 end already did. Notice GIMPLE_CALL modifications of the result.
21400 Don't copy debug information from an ignored decl or a decl from
21403 2009-03-10 Richard Guenther <rguenther@suse.de>
21404 Nathan Froyd <froydnj@codesourcery.com>
21406 PR middle-end/37850
21407 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
21408 (__divMODE3): Likewise.
21410 2009-03-09 Jakub Jelinek <jakub@redhat.com>
21412 PR tree-optimization/39394
21413 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
21414 DECL_SIZE_UNIT of variable length FIELD_DECLs.
21416 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21418 * recog.c (verfiy_changes): Disallow renaming of hard regs in
21419 inline asms for register asm ("") declarations.
21421 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
21423 * fold-const.c (fold_unary): Fix comment.
21425 2009-03-07 Jan Hubicka <jh@suse.cz>
21428 * tree-inline.c (setup_one_parameter): Do replacement of const
21429 argument by constant in SSA form.
21431 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21433 PR middle-end/38028
21434 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
21435 determine alignment passed to assign_stack_local.
21436 (assign_parms_unsplit_complex): Likewise.
21437 * except.c (sjlj_build_landing_pads): Likewise.
21439 2009-03-06 Jakub Jelinek <jakub@redhat.com>
21441 PR middle-end/39360
21442 * tree-flow.h (add_referenced_var): Return bool instead of void.
21443 * tree-dfa.c (add_referenced_var): Return result of
21444 referenced_var_check_and_insert call.
21445 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
21446 of referenced_var_check_and_insert.
21449 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
21450 (gen_variable_die): Emit DW_AT_location on abstract static variable's
21451 DIE, don't emit it if abstract origin already has it.
21452 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
21453 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
21455 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
21457 * genpreds.c (needs_variable): Fix parentheses at variable name
21459 (write_tm_constrs_h): Indent generated code.
21461 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21463 * doc/extend.texi (Function Attributes): Add documentation
21464 for isr attributes.
21466 2009-03-06 Jakub Jelinek <jakub@redhat.com>
21469 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
21470 take locus from its DECL_SOURCE_LOCATION instead of input_location.
21472 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21474 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
21477 2009-03-05 Jakub Jelinek <jakub@redhat.com>
21480 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
21481 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
21483 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
21485 * config/i386/i386.md (R8_REG, R9_REG): New constants.
21486 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
21487 constants instead of magic numbers.
21488 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
21490 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
21491 (x86_64_ms_abi_int_parameter_registers): Ditto.
21492 (x86_64_int_return_registers): Ditto.
21493 (ix86_maybe_switch_abi): Ditto.
21494 (ix86_expand_call): Ditto for clobbered_registers array.
21495 (ix86_hard_regno_mode_ok): Ditto.
21496 (x86_extended_QIreg_mentioned_p): Ditto.
21498 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
21500 PR tree-optimization/39349
21501 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
21503 * combine.c (gen_lowpart_for_combine): Use omode when generating
21506 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
21508 PR rtl-optimization/39235
21509 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
21511 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
21513 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
21515 2009-03-04 Richard Guenther <rguenther@suse.de>
21517 PR tree-optimization/39362
21518 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
21519 that occur in abnormal PHIs should be varying.
21521 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
21523 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
21525 (simple_iv): Take loop as an argument instead of statement.
21526 * tree-scalar-evolution.h (simple_iv): Declaration changed.
21527 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
21529 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
21531 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
21532 * matrix-reorg.c (analyze_transpose): Ditto.
21533 * tree-data-ref.c (dr_analyze_innermost): Ditto.
21534 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
21535 * tree-predcom.c (ref_at_iteration): Ditto.
21536 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
21538 2009-03-04 Richard Guenther <rguenther@suse.de>
21540 PR tree-optimization/39358
21541 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
21542 escaped_id and callused_id.
21543 (solve_graph): Likewise.
21545 2009-03-04 Richard Guenther <rguenther@suse.de>
21547 PR tree-optimization/39339
21548 * tree-sra.c (try_instantiate_multiple_fields): Make it
21549 no longer ICE on the above.
21551 2009-03-03 Joseph Myers <joseph@codesourcery.com>
21553 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
21554 that fits within Pmode.
21556 2009-03-03 Steve Ellcey <sje@cup.hp.com>
21558 PR middle-end/10109
21559 * tm.texi (LIBCALL_VALUE): Update description.
21561 2009-03-03 Steve Ellcey <sje@cup.hp.com>
21563 PR middle-end/34443
21564 * doc/extend.texi (section): Update description.
21566 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
21568 PR middle-end/39345
21569 * tree-inline.c (remapped_type): New.
21570 (can_be_nonlocal): Call remapped_type instead of remap_type.
21572 2009-03-03 Jakub Jelinek <jakub@redhat.com>
21575 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
21576 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
21578 2009-03-03 Richard Guenther <rguenther@suse.de>
21580 PR middle-end/39272
21581 * tree.c (tree_nonartificial_location): New function.
21582 * tree.h (tree_nonartificial_location): Declare.
21583 * builtins.c (expand_builtin_memory_chk): Provide location
21584 of the call location for artificial function pieces.
21585 (maybe_emit_chk_warning): Likewise.
21586 (maybe_emit_sprintf_chk_warning): Likewise.
21587 (maybe_emit_free_warning): Likewise.
21588 * expr.c (expand_expr_real_1): Likewise.
21590 2009-03-03 Jakub Jelinek <jakub@redhat.com>
21592 PR tree-optimization/39343
21593 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
21594 COMPONENT_REF t has ARRAY_TYPE.
21596 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
21598 PR middle-end/39335
21599 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
21600 when the type precision of the induction variable should be
21601 larger than the type precision of nit.
21602 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
21603 * graphite.c (graphite_loop_normal_form): Same.
21604 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
21606 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
21608 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
21609 (*call_1_rex64_ms_sysv): Use named constants instead of magic
21610 numbers to describe clobbered registers.
21611 (*call_value_0_rex64_ms_sysv): Ditto.
21612 * config/i386/mmx.md (mmx_emms): Ditto.
21613 (mmx_femms): Ditto.
21615 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
21617 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
21620 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21622 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
21623 (spu_section_type_flags): New function.
21625 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
21627 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
21628 reg_class_contents of FLOAT_REGS into a temporary.
21630 2009-03-02 Richard Guenther <rguenther@suse.de>
21631 Ira Rosen <irar@il.ibm.com>
21633 PR tree-optimization/39318
21634 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
21635 information to the vectorized statement.
21637 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
21639 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
21640 variable. Use defined names instead of magic constants for REX SSE
21643 2009-03-01 Richard Guenther <rguenther@suse.de>
21645 PR tree-optimization/39331
21646 * omp-low.c (lower_send_shared_vars): Do not receive new
21647 values for the reference of DECL_BY_REFERENCE parms or results.
21649 2009-03-01 Jan Hubicka <jh@suse.cz>
21652 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
21653 BLOCK_NONLOCALIZED_VAR): New macros.
21654 (tree_block): Add nonlocalized_vars.
21655 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
21656 gen_decl_die): Add origin argument. Allow generation of die with
21657 origin at hand only.
21658 (gen_member_die, gen_type_die_with_usage, force_decl_die,
21659 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
21661 (gen_block_die): Fix checking for unused blocks.
21662 (process_scope_var): Break out from .... ; work with origins only.
21663 (decls_for_scope) ... here; process nonlocalized list.
21664 (dwarf2out_ignore_block): Look for nonlocalized vars.
21665 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
21667 (dump_scope_block): Dump them.
21668 * tree-inline.c (remap_decls): Handle nonlocalized vars.
21669 (remap_block): Likewise.
21670 (can_be_nonlocal): New predicate.
21671 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
21673 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21675 * configure: Regenerate.
21677 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21679 * optc-gen.awk: No need to duplicate option flags twice.
21680 Reuse help texts for duplicate options which do not have any.
21682 * gcc.c (display_help): Document --version.
21684 * gcc.c (main): If print_help_list and verbose_flag, ensure
21685 driver output comes before subprocess output.
21687 * optc-gen.awk: Assign all remaining fields to help string,
21688 space-separated, for multi-line help in *.opt.
21690 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
21691 -Wno-pedantic-ms-format is for MinGW targets only.
21693 * doc/options.texi (Option file format): Fix bad indentation,
21694 restoring dropped sentence.
21696 2009-02-28 Jan Hubicka <jh@suse.cz>
21698 * tree-inline.c (tree_function_versioning): Output debug info.
21700 2009-02-28 Jan Hubicka <jh@suse.cz>
21703 * tree-inline.c (setup_one_parameter): Do not copy propagate
21704 arguments when not optimizing.
21706 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
21709 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
21710 (avx_addsubv4df3): Likewise.
21711 (*avx_addsubv4sf3): Likewise.
21712 (sse3_addsubv4sf3): Likewise.
21713 (*avx_addsubv2df3): Likewise.
21714 (sse3_addsubv2df3): Likewise.
21715 (avx_unpckhps256): Correct item selectors.
21716 (avx_unpcklps256): Likewise.
21717 (avx_unpckhpd256): Likewise.
21718 (avx_unpcklpd256): Likewise.
21720 2009-02-28 Jan Hubicka <jh@suse.cz>
21722 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
21724 (copy_arguments_for_versioning): If var is declared don't declare it.
21725 (tree_function_versioning): First setup substitutions and then copy
21728 2009-02-27 Jan Hubicka <jh@suse.cz>
21731 * cgraph.h (varpool_output_debug_info): Remove.
21732 * cgraphunit.c (varpool_output_debug_info): Remove.
21733 * dwarf2out.c (deferred_locations_struct): New struct
21734 (deferred_locations): New type.
21735 (deferred_locations_list): New static var.
21736 (deffer_location): New function.
21737 (gen_variable_die): Use it.
21738 (decls_for_scope): Output info on local static vars.
21739 (dwarf2out_finish): Process deferred locations.
21740 * varpool.c (varpool_output_debug_info): Remove.
21742 2009-02-27 Jan Hubicka <jh@suse.cz>
21745 * tree.h (TREE_PROTECTED): Fix comment.
21746 (BLOCK_HANDLER_BLOCK): Remove.
21747 (struct tree_block): Remove handler_block add body_block.
21748 (inlined_function_outer_scope_p): New.
21749 (is_body_block): Remove.
21750 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
21751 * dwarf2out.c (is_inlined_entry_point): Remove.
21752 (add_high_low_attributes): Use inlined_function_outer_scope_p.
21753 (gen_block_die): Use is_inlined_entry_point check. Remove body block
21755 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
21756 * gimplify.c (gimplify_expr): Gimplify body blocks.
21757 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
21758 block with multiple subblocks.
21759 (dump_scope_block): Prettier output; dump more flags and info.
21760 (dump_scope_blocks): New.
21761 (remove_unused_locals): Use dump_scope_blocks.
21762 * tree-flow.h (dump_scope_blocks): Declare.
21763 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
21764 * stmt.c (is_body_block): Remove.
21765 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
21766 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
21768 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
21770 PR middle-end/39308
21771 * graphite.c (graphite_loop_normal_form): Do not call
21772 number_of_iterations_exit from a gcc_assert.
21774 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21776 * config/s390/s390.c (s390_swap_cmp): Look for conditional
21777 jumps if COND is NULL.
21778 (find_cond_jump): New function.
21779 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
21780 * config/s390/s390.md: Remove z10_cobra attribute value.
21782 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
21784 * config/alpha/alpha.h (alpha_expand_mov): Return false if
21785 force_const_mem returns NULL_RTX.
21787 2009-02-26 Jan Hubicka <jh@suse.cz>
21790 * cgraph.h (varpool_output_debug_info): Remove.
21791 * cgraphunit.c (varpool_output_debug_info): Remove.
21792 * dwarf2out.c (deferred_locations_struct): New struct
21793 (deferred_locations): New type.
21794 (deferred_locations_list): New static var.
21795 (deffer_location): New function.
21796 (gen_variable_die): Use it.
21797 (decls_for_scope): Output info on local static vars.
21798 (dwarf2out_finish): Process deferred locations.
21799 * varpool.c (varpool_output_debug_info): Remove.
21801 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
21803 PR rtl-optimization/39241
21804 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
21805 to subreg_offset_representable_p.
21807 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
21809 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
21810 execute function prototype. Get f and nregs from max_reg_num
21811 and get_insns. Remove the first backward pass as it's dead,
21812 guard the forward pass by flag_expensive_optimizations.
21813 (rest_of_handle_regmove): Delete.
21814 (pass_regmove): Replace it with regmove_optimize.
21816 2009-02-25 Martin Jambor <mjambor@suse.cz>
21818 PR tree-optimization/39259
21819 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
21820 calls_alloca function flags.
21821 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
21822 calls are detected.
21824 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
21826 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
21827 flags_set_1_rtx, flags_set_1_set): Delete.
21828 (regmove_optimize): Do not call mark_flags_life_zones.
21830 2009-02-24 Julian Brown <julian@codesourcery.com>
21833 * config/arm/arm.c (require_pic_register): Only set
21834 cfun->machine->pic_reg once per function.
21836 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
21838 * doc/invoke.texi (Link Options): Document an easier way to pass
21839 options that take arguments to the GNU linker using -Xlinker and -Wl.
21841 2009-02-24 Steve Ellcey <sje@cup.hp.com>
21844 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
21846 2009-02-24 Richard Guenther <rguenther@suse.de>
21849 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
21851 2009-02-24 Richard Guenther <rguenther@suse.de>
21852 Zdenek Dvorak <ook@ucw.cz>
21854 PR tree-optimization/39233
21855 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
21856 from converting them to a generic type.
21858 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
21860 PR tree-optimization/39260
21861 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
21862 contains a condition with a real type.
21863 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
21865 2009-02-23 Jason Merrill <jason@redhat.com>
21868 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
21869 narrowing_initializer_constant_valid_p.
21870 (narrowing_initializer_constant_valid_p): Don't return
21871 null_pointer_node for adding a pointer to itself.
21873 2009-02-23 Jan Hubicka <jh@suse.cz>
21876 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
21879 2009-02-23 Jan Hubicka <jh@suse.cz>
21881 PR tree-optimization/37709
21882 * tree.c (block_ultimate_origin): Move here from dwarf2out.
21883 * tree.h (block_ultimate_origin): Declare.
21884 * dwarf2out.c (block_ultimate_origin): Move to tree.c
21885 * tree-ssa-live.c (remove_unused_scope_block_p):
21886 Eliminate blocks containig no instructions nor live variables nor
21888 (dump_scope_block): New function.
21889 (remove_unused_locals): Enable removal of dead blocks by default;
21890 enable dumping at TDF_DETAILS.
21892 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
21894 * config/i386/i386.c (classify_argument): Don't allow COImode
21896 (function_arg_advance_32): Don't allow OImode.
21897 (function_arg_32): Likewise.
21898 (function_value_32): Likewise.
21899 (return_in_memory_32): Likewise.
21900 (function_arg_64): Remove OImode comment.
21902 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
21905 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
21906 ix86_expand_vector_set for V4DImode in 64bit mode only.
21907 (ix86_expand_vector_init_one_var): Likewise.
21909 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
21911 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
21913 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
21916 * loop-iv.c: Revert last change.
21917 * emit-rtl.c: Likewise.
21919 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
21922 * config/i386/i386.c (type_natural_mode): Remove an extra
21923 space in the warning message.
21924 (function_value_32): Handle 32-byte vector modes.
21925 (return_in_memory_32): Likewise.
21927 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
21929 * loop-iv.c (truncate_value): New function.
21930 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
21932 (lowpart_subreg): Move to...
21933 * emit-rtl.c: ...here.
21935 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
21937 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
21938 accidental and undocumented change at revision 140860.
21940 2009-02-21 Joseph Myers <joseph@codesourcery.com>
21942 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
21943 take gimple_seq * arguments.
21944 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
21945 types_compatible_p langhook.
21947 2009-02-20 Mark Mitchell <mark@codesourcery.com>
21948 Joseph Myers <joseph@codesourcery.com>
21950 * config/arm/arm.c (arm_builtin_va_list): New function.
21951 (arm_expand_builtin_va_start): Likewise.
21952 (arm_gimplify_va_arg_expr): Likewise.
21953 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
21954 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
21955 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
21956 (va_list_type): New variable.
21957 (arm_mangle_type): Mangle va_list_type appropriately.
21959 2009-02-20 Jakub Jelinek <jakub@redhat.com>
21961 PR middle-end/39157
21962 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
21963 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
21964 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
21965 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
21966 parameter to 1000 for -O1 by default.
21967 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
21969 * loop-invariant.c: Include params.h.
21970 (move_loop_invariants): Don't call move_single_loop_invariants on
21973 2009-02-20 Jaka Mocnik <jaka@xlab.si>
21975 * calls.c (emit_library_call_value_1): Use slot_offset instead of
21976 offset when calculating bounds for indexing stack_usage_map. Fixes
21977 a buffer overflow with certain target setups.
21979 2009-02-20 Jakub Jelinek <jakub@redhat.com>
21982 * calls.c (expand_call): Clear try_tail_call if caller and callee
21983 disagree in promotion of function return value.
21985 2009-02-19 Jakub Jelinek <jakub@redhat.com>
21988 * c-common.c (c_determine_visibility): If visibility changed and
21989 DECL_RTL has been already set, call make_decl_rtl to update symbol
21992 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
21995 * varasm.c (assemble_variable): Don't check DECL_NAME when
21996 globalizing a variable.
21998 2009-02-19 Joseph Myers <joseph@codesourcery.com>
22001 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
22002 expression before any __builtin_trap call.
22003 * c-typeck.c (build_function_call): Convert and check function
22004 arguments before generating a call to a trap. Evaluate the
22005 function arguments before the trap.
22007 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
22010 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
22011 (UNSPEC_FXAM_MEM): New unspec.
22012 (fxam<mode>2_i387_with_temp): New insn and split pattern.
22013 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
22014 memory using fxam<mode>2_i387_with_temp to remove excess precision.
22016 2009-02-19 Richard Guenther <rguenther@suse.de>
22018 PR tree-optimization/39207
22019 PR tree-optimization/39074
22020 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
22021 storedanything_tree): New.
22022 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
22023 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
22024 (build_succ_graph): Add edges from STOREDANYTHING to all
22026 (init_base_vars): Initialize STOREDANYTHING.
22027 (compute_points_to_sets): Free substitution info after
22028 building the succ graph.
22029 (ipa_pta_execute): Likewise.
22031 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
22033 (do_ds_constraint): Do not add to special var or non-pointer
22035 (type_could_have_pointers): Split out from ...
22036 (could_have_pointers): ... here. For arrays use the element type.
22037 (create_variable_info_for): Initialize may_have_pointers.
22038 (new_var_info): Likewise.
22039 (handle_lhs_call): Make the HEAP variable unknown-sized.
22040 (intra_create_variable_infos): Use a type with pointers for
22041 PARM_NOALIAS, make it unknown-sized.
22043 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
22046 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
22048 2009-02-18 Jason Merrill <jason@redhat.com>
22051 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
22052 value if DECL_EXTERNAL.
22053 * tree-sra.c (sra_walk_gimple_assign): Likewise.
22054 * target.h (gcc_target::binds_local_p): Clarify "module".
22055 * tree.h (TREE_PUBLIC): Clarify "module".
22057 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
22060 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
22061 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
22063 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
22066 * c.opt (Wabi): Support C and ObjC.
22069 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
22071 * config/i386/i386.c (classify_argument): Warn once about the ABI
22072 change when passing union with long double.
22074 * doc/invoke.texi: Update -Wabi for warning psABI changes.
22076 2009-02-18 Joseph Myers <joseph@codesourcery.com>
22079 * c-parser.c (c_parser_compound_statement): Always enter and leave
22082 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22085 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
22087 2009-02-18 Jakub Jelinek <jakub@redhat.com>
22089 PR tree-optimization/36922
22090 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
22091 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
22094 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22096 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
22099 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22101 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
22103 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22105 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
22108 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
22109 Richard Sandiford <rdsandiford@googlemail.com>
22111 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
22112 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
22113 (loongson_biadd): ...this.
22115 2009-02-17 Richard Guenther <rguenther@suse.de>
22117 PR tree-optimization/39202
22118 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
22119 a var make sure to follow existing collapses.
22121 2009-02-17 Richard Guenther <rguenther@suse.de>
22123 PR middle-end/39214
22124 * langhooks.c (lhd_print_error_function): Check for NULL block.
22126 2009-02-17 Richard Guenther <rguenther@suse.de>
22128 PR tree-optimization/39204
22129 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
22132 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
22134 * config/soft-fp/double.h: Update from glibc CVS.
22136 2009-02-17 Richard Guenther <rguenther@suse.de>
22138 PR tree-optimization/39207
22139 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
22140 strict-aliasing warnings for pointers pointing to NULL.
22142 2009-02-16 Joseph Myers <joseph@codesourcery.com>
22145 * c-parser.c (c_parser_braced_init): Call pop_init_level when
22146 skipping until next close brace.
22148 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
22151 * config/i386/i386.c (ix86_expand_push): Set memory alignment
22152 to function argument boundary.
22154 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
22156 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
22157 in the lea_add. Reload eventually constraints it properly.
22158 * config/picochip/constraints.md: Remove the target constraint
22159 "b", since it is not needed anymore.
22161 2009-02-16 Jakub Jelinek <jakub@redhat.com>
22163 * gthr-dce.h: Uglify function parameter and local variable names.
22164 * gthr-gnat.h: Likewise.
22165 * gthr-mipssde.h: Likewise.
22166 * gthr-nks.h: Likewise.
22167 * gthr-posix95.h: Likewise.
22168 * gthr-posix.h: Likewise.
22169 * gthr-rtems.h: Likewise.
22170 * gthr-single.h: Likewise.
22171 * gthr-solaris.h: Likewise.
22172 * gthr-tpf.h: Likewise.
22173 * gthr-vxworks.h: Likewise.
22174 * gthr-win32.h: Likewise.
22176 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
22179 * config/i386/i386.md: Restrict the new peephole2 to move
22180 between MMX/SSE registers.
22182 2009-02-15 Richard Guenther <rguenther@suse.de>
22185 2009-02-13 Richard Guenther <rguenther@suse.de>
22187 * configure.ac: Enable LFS.
22188 * configure: Re-generate.
22189 * config.in: Likewise.
22191 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22193 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
22194 spu_srqwbyte, spu_srqwbytebc): Define.
22195 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
22196 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
22197 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
22198 "shrqby_<mode>"): New insn-and-split patterns.
22199 * config/spu/spu.c (expand_builtin_args): Determine and return
22200 number of operands using spu_builtin_description data.
22201 (spu_expand_builtin_1): Use it.
22203 2009-02-13 Steve Ellcey <sje@cup.hp.com>
22206 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
22209 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22212 * config/i386/i386.c (override_options): Correct warning
22213 messages for -malign-loops, -malign-jumps and -malign-functions.
22215 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22218 * config/i386/i386.md: Restrict the new peephole2 to move
22219 between the general purpose registers.
22221 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22224 * config/i386/i386.c (type_natural_mode): Add a new argument.
22225 Return the original mode and warn ABI change if vector size is 32byte.
22226 (function_arg_advance): Updated.
22227 (function_arg): Likewise.
22228 (ix86_function_value): Likewise.
22229 (ix86_return_in_memory): Likewise.
22230 (ix86_sol10_return_in_memory): Likewise.
22231 (ix86_gimplify_va_arg): Likewise.
22232 (function_arg_32): Don't warn ABX ABI change here.
22233 (function_arg_64): Likewise.
22235 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
22237 * loop-iv.c (implies_p): In the final case, test that operands 0
22238 of the two comparisons match.
22240 * config/bfin/bfin.c (find_prev_insn_start): New function.
22241 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
22242 (find_next_insn_start): Move.
22244 2009-02-13 Richard Guenther <rguenther@suse.de>
22246 * configure.ac: Enable LFS.
22247 * configure: Re-generate.
22248 * config.in: Likewise.
22250 2009-02-13 Joseph Myers <joseph@codesourcery.com>
22253 * c-parser.c (c_parser_parms_list_declarator): Discard pending
22254 sizes on syntax error after some arguments have been parsed.
22256 2009-02-12 Jakub Jelinek <jakub@redhat.com>
22258 * doc/invoke.texi (-fira): Remove.
22260 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22262 * caller-save.c: Replace regclass.c with reginfo.c in comments.
22263 * recog.c: Likewise.
22266 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
22268 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
22269 (umul_ppmm): Likewise.
22270 (count_leading_zeros): Likewise.
22271 (count_trailing_zeros): Likewise.
22272 (UMUL_TIME): Likewise.
22274 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22276 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
22277 soft-fp/t-softfp to tmake_file.
22279 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
22280 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
22281 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
22282 IA64_BUILTIN_INFQ]: New.
22283 (ia64_init_builtins): Initialize __builtin_infq,
22284 __builtin_fabsq and __builtin_copysignq if not HPUX.
22285 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
22286 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
22288 * config/ia64/lib1funcs.asm (__divtf3): Define only if
22290 (__fixtfti): Likewise.
22291 (__fixunstfti): Likewise.
22292 (__floattitf): Likewise.
22294 * config/ia64/libgcc-glibc.ver: New.
22295 * config/ia64/t-fprules-softfp: Likewise.
22296 * config/ia64/sfp-machine.h: Likewise.
22298 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
22299 (LIBGCC2_TF_CEXT): Likewise.
22300 (TF_SIZE): Likewise.
22301 (TARGET_INIT_LIBFUNCS): Likewise.
22303 * config/ia64/t-glibc (SHLINB_MAPFILES):
22304 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
22306 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22308 * config/i386/i386.c (construct_container): Rewrite processing
22309 BLKmode with X86_64_SSE_CLASS.
22311 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
22314 * config/i386/i386.md: Replace simplify_replace_rtx with
22315 replace_rtx in the new peephole2.
22317 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
22319 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
22320 loop unrolling do not happen at -O2.
22322 2009-02-12 Michael Matz <matz@suse.de>
22324 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
22326 2009-02-12 Jakub Jelinek <jakub@redhat.com>
22328 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
22331 2009-02-12 Ben Elliston <bje@au.ibm.com>
22333 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
22334 patterns when updating the back chain. Missed in the 2009-02-10
22337 2009-02-11 Janis Johnson <janis187@us.ibm.com>
22339 * doc/extend.texi (Decimal Floating Types): Update identifier of
22340 draft TR and list of missing support.
22342 2009-02-11 Jakub Jelinek <jakub@redhat.com>
22344 PR middle-end/39154
22345 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
22346 bit to variable length decl's flags, add it also to its
22347 pointer replacement variable.
22349 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
22350 Jakub Jelinek <jakub@redhat.com>
22353 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
22354 (memory_blockage): New expander.
22355 (*memory_blockage): New insn pattern.
22356 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
22357 instead of general blockage at the end of function prologue when
22358 frame pointer is used to access red zone area. Do not emit blockage
22359 when profiling, it is emitted in generic code.
22360 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
22361 function epilogue when frame pointer is used to access red zone area.
22363 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
22366 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
22367 by arithmetic with memory operands.
22368 * config/i386/predicates.md (commutative_operator): New.
22370 2009-02-10 Janis Johnson <janis187@us.ibm.com>
22372 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
22375 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
22377 * alias.h (record_alias_subset): Declare.
22378 * alias.c (record_alias_subset): Make global.
22380 2009-02-10 Nick Clifton <nickc@redhat.com>
22382 * tree-parloops.c: Change license to GPLv3.
22383 * ipa-struct-reorg.c: Change license to GPLv3.
22384 * ipa-struct-reorg.h: Change license to GPLv3.
22386 2009-02-10 Steve Ellcey <sje@cup.hp.com>
22389 * c-decl.c (start_struct): Return NULL on error.
22391 2009-02-10 Jakub Jelinek <jakub@redhat.com>
22393 PR middle-end/39124
22394 * cfgloopmanip.c (remove_path): Call remove_bbs after
22395 cancel_loop_tree, not before it.
22398 * function.h (struct function): Add has_local_explicit_reg_vars bit.
22399 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
22400 VAR_DECLs were seen.
22401 * tree-ssa-live.c (remove_unused_locals): Recompute
22402 cfun->has_local_explicit_reg_vars.
22403 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
22404 copies or clearings if cfun->has_local_explicit_reg_vars.
22406 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
22409 * config/i386/i386.c (expand_prologue): Emit blockage at the end
22410 of function prologue when frame pointer is used to access
22413 2009-02-10 Richard Guenther <rguenther@suse.de>
22415 PR middle-end/39127
22416 * gimplify.c (gimple_regimplify_operands): Always look if
22417 we need to create a temporary.
22419 2009-02-10 Richard Guenther <rguenther@suse.de>
22421 PR tree-optimization/39132
22422 * tree-loop-distribution.c (todo): New global var.
22423 (generate_memset_zero): Trigger TODO_rebuild_alias.
22424 (tree_loop_distribution): Return todo.
22426 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
22429 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
22430 (x86_64_reg_class_name): Removed.
22431 (classify_argument): Return 0 if bytes > 32. Return 0 if the
22432 first one isn't X86_64_SSE_CLASS or any other ones aren't
22433 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
22434 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
22435 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
22436 and 3 X86_64_SSEUP_CLASS.
22437 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
22438 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
22440 2009-02-10 Ben Elliston <bje@au.ibm.com>
22442 * config/rs6000/rs6000.md (allocate_stack): Always use an update
22443 form instruction to update the stack back chain word, even if the
22444 user has disabled the generation of update instructions.
22445 (movdi_<mode>_update_stack): New.
22446 (movsi_update_stack): Likewise.
22447 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
22448 always use an update form instruction to update the stack back
22451 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
22453 PR middle-end/38953
22454 * graphite.c (if_region_set_false_region): After moving a region in
22455 the false branch of a condition, remove the empty dummy basic block.
22456 (gloog): Remove wrong fix for PR38953.
22458 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22460 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
22461 generation due to implicit sign extension.
22463 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
22465 PR middle-end/38981
22466 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
22467 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
22469 2009-02-09 Richard Guenther <rguenther@suse.de>
22471 PR middle-end/35202
22472 * convert.c (convert_to_real): Disable (float)fn((double)x)
22473 to fnf(x) conversion if errno differences may occur and
22474 -fmath-errno is set.
22476 2009-02-07 Anatoly Sokolov <aesok@post.ru>
22478 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
22479 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22480 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
22482 2009-02-06 Joseph Myers <joseph@codesourcery.com>
22485 * c-common.c (handle_alias_attribute): Disallow attribute for
22486 anything not a FUNCTION_DECL or VAR_DECL.
22488 2009-02-06 Janis Johnson <janis187@us.ibm.com>
22491 * real.c (do_compare): Special-case compare of zero against
22492 decimal float value.
22494 2009-02-06 Joseph Myers <joseph@codesourcery.com>
22497 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
22498 as indicating flexible array members unless the field itself is
22499 being declarared as the incomplete array.
22501 2009-02-06 Jan Hubicka <jh@suse.cz>
22503 PR tree-optimization/38844
22504 * ipa-inline.c (try_inline): Stop inlining recursion when edge
22505 is already inlined.
22507 2009-02-06 Richard Guenther <rguenther@suse.de>
22509 PR middle-end/38977
22510 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
22511 fork because we may expand it as __gcov_fork.
22513 2009-02-06 Nick Clifton <nickc@redhat.com>
22515 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
22517 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
22519 PR tree-optimization/35659
22520 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
22521 vn_phi_eq): Shortcut if hashcode does not match.
22522 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
22524 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
22525 and avoid iterative_hash_expr.
22526 (FOR_EACH_VALUE_ID_IN_SET): New.
22527 (value_id_compare): Remove.
22528 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
22529 sort expressions by value id.
22531 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
22534 * config/sh/predicates.md (general_movsrc_operand): Don't check
22535 the subreg of system registers here.
22537 2009-02-05 Jakub Jelinek <jakub@redhat.com>
22540 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
22541 on the copied decl.
22543 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
22545 PR rtl-optimization/39110
22546 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
22547 addresses, not aligned ones.
22549 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
22550 Richard Guenther <rguenther@suse.de>
22552 PR tree-optimization/39100
22553 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
22554 comment says and add edges.
22556 2009-02-05 Joseph Myers <joseph@codesourcery.com>
22559 * c-common.c (handle_tls_model_attribute): Ignore attribute for
22560 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
22562 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
22564 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
22565 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
22566 register_bb_in_sese, new_sese, free_sese): Moved.
22567 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
22568 outermost_loop_in_scop, build_scop_iteration_domain,
22569 expand_scalar_variables_ssa_name, get_vdef_before_scop,
22570 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
22571 Use loop_in_sese_p instead of loop_in_scop_p.
22572 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
22573 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
22574 (scopdet_basic_block_info): Fix bug in scop detection.
22575 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
22576 eq_loop_to_cloog_loop): Remove.
22577 (nb_loops_around_loop_in_scop, nb_loop
22578 ref_nb_loops): Moved here...
22579 * graphite.h (ref_nb_loops): ... from here.
22580 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
22581 (loop_domain_dim, loop_iteration_vector_dim): Remove.
22582 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
22583 * testsuite/gcc.dg/graphite/scop-19.c: New
22585 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
22586 Hans-Peter Nilsson <hp@axis.com>
22588 PR rtl-optimization/37889
22589 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
22590 Move offset handling from PLUS to before the switch. Use new
22591 arguments when considering SYMBOL_REFs too.
22592 (rtx_addr_can_trap_p): Pass dummy offset and size.
22593 (enum may_trap_p_flags): Remove.
22594 (may_trap_p_1): Pass size from MEM_SIZE.
22596 PR rtl-optimization/38921
22597 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
22598 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
22599 * rtlanal.c (may_trap_after_code_motion_p): Delete.
22600 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
22602 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
22604 AVX Programming Reference (January, 2009)
22605 * config/i386/sse.md (*vpclmulqdq): New.
22607 2009-02-04 Jakub Jelinek <jakub@redhat.com>
22609 PR tree-optimization/38977
22610 PR gcov-profile/38292
22611 * calls.c (special_function_p): Disregard __builtin_ prefix.
22613 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
22615 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
22616 non-indexable addresses even before reload.
22618 2009-02-03 Joseph Myers <joseph@codesourcery.com>
22621 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
22622 as having variable size. Do not give an error for unnamed
22623 parameters with [*] declarators. Give a warning for type names
22624 with [*] declarators and mark them as variable size.
22625 * c-parser.c (c_parser_sizeof_expression): Do not give an error
22626 for sizeof applied to [*] type names.
22628 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
22631 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
22633 2009-02-03 Jakub Jelinek <jakub@redhat.com>
22635 * gcc.c (process_command): Update copyright notice dates.
22636 * gcov.c (print_version): Likewise.
22637 * gcov-dump.c (print_version): Likewise.
22638 * mips-tfile.c (main): Likewise.
22639 * mips-tdump.c (main): Likewise.
22641 2009-02-03 Joseph Myers <joseph@codesourcery.com>
22644 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
22645 for composite type involving a zero-length array type.
22647 2009-02-03 Jakub Jelinek <jakub@redhat.com>
22650 * function.c (match_asm_constraints_1): Skip over
22651 initial optional % in the constraint.
22653 PR inline-asm/39059
22654 * c-parser.c (c_parser_postfix_expression): If fixed point is not
22655 supported, don't accept FIXED_CSTs.
22656 * c-decl.c (finish_declspecs): Error if fixed point is not supported
22657 and _Sat is used without _Fract/_Accum. Set specs->type to
22658 integer_type_node for cts_fract/cts_accum if fixed point is not
22661 2009-02-02 Catherine Moore <clm@codesourcery.com>
22663 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
22665 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
22667 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
22668 (ABI_HAS_64BIT_SYMBOLS): Use it.
22669 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
22671 2009-02-02 Paul Brook <paul@codesourcery.com>
22673 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
22675 2009-02-02 Jakub Jelinek <jakub@redhat.com>
22677 PR inline-asm/39058
22678 * recog.h (asm_operand_ok): Add constraints argument.
22679 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
22680 recurse on matching constraint.
22681 (check_asm_operands): Pass constraints as 3rd argument to
22682 asm_operand_ok. Don't look up matching constraint here.
22683 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
22686 2009-02-02 Ben Elliston <bje@au.ibm.com>
22688 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
22689 TARGET_NARROW_VOLATILE_BITFIELD macro names.
22691 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22693 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
22694 information. Remove some obsolete information. Reorganize.
22696 * config/pa/fptr.c: Revert license to GPL 2.
22697 * config/pa/milli64.S: Likewise.
22699 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
22702 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
22703 LIBRARY name in, instead of hard-coding it.
22704 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
22705 extra target make frag to tmake_files according to EH model.
22706 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
22707 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
22708 frags that define makefile variable EH_MODEL appropriately.
22709 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
22710 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
22711 to "-sjlj" according to type of EH configured.
22712 (LIBGCC_SONAME): Concatenate it to shared library base name.
22713 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
22714 to "_sjlj" according to type of EH configured.
22715 (LIBGCC_SONAME): Concatenate it to shared library base name.
22716 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
22717 (SHLIB_LINK): Add missing semicolon to if-else construct.
22718 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
22719 string value of "pe_dll" command-line option.
22720 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
22721 (SHLIB_SONAME): Use it when overriding t-cygming default.
22722 (SHLIB_IMPLIB): Override t-cygming default.
22723 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
22724 string value of "pe_dll" command-line option.
22726 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
22729 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
22730 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
22732 2009-01-31 Richard Guenther <rguenther@suse.de>
22734 PR tree-optimization/38937
22735 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
22736 computing the transitive closure.
22738 2009-01-30 Richard Guenther <rguenther@suse.de>
22740 PR tree-optimization/39041
22741 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
22742 Propagate variable indices only if the types match for this stmt.
22744 2009-01-30 Jakub Jelinek <jakub@redhat.com>
22747 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
22748 inline but never defined.
22750 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
22752 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
22753 (*insv_h_di_reg_extimm): New insn.
22754 (*insv_l<mode>_reg_extimm): New insn.
22756 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
22758 * config/picochip/picochip.c (flag_conserve_stack): set
22759 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
22760 fconserve-stack. Reduce call-overhead used by inliner.
22762 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
22765 * common.opt (flag_conserve_stack): Initialised to zero.
22767 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
22770 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
22771 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
22774 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
22776 * ira-color.c (allocno_reload_assign): Update comments.
22777 * regmove.c (regmove_optimize): Likewise.
22781 2009-01-29 Robert Millan <rmh@aybabtu.com>
22783 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
22784 * config/i386/kopensolaris-gnu.h: New file. Undefine
22785 `MD_UNWIND_SUPPORT'.
22786 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
22788 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
22790 PR tree-optimization/39007
22791 * tree-loop-distribution.c (generate_builtin): Use
22792 recompute_dominator to compute the immediate dominator of the
22793 basic block just after the loop.
22795 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
22797 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
22798 (ASM_OUTPUT_DWARF_PCREL): Define.
22800 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
22802 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
22803 * doc/passes.texi: Remove entries about regclass, local-alloc, and
22804 global. Modify entries about regmove and IRA.
22806 * ra-conflict.c: Remove the file.
22808 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
22810 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
22811 (pass_regclass_init): Rename to pass_reginfo_init.
22813 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
22815 * toplev.h (flag_ira): Remove.
22817 * caller-save.c (setup_save_areas): Remove flag_ira.
22819 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
22821 * global.c: Remove the file.
22823 * opts.c (decode_options): Remove flag_ira.
22825 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
22827 * regmove.c: Modify file description.
22828 (find_use_as_address, try_auto_increment): Define them only if
22829 AUTO_INC_DEC is defined.
22830 (replacement_quality, replace_in_call_usage, fixup_match_1,
22831 stable_and_no_regs_but_for_p): Remove.
22832 (reg_set_in_bb): Make it static.
22833 (regmove_optimize): Remove flag_ira and code which worked for
22836 * local-alloc.c: Remove the file.
22838 * common.opt (fira): Remove.
22840 * ira.c: Include except.h.
22841 (eliminable_regset): Move from global.c.
22842 (mark_elimination): Ditto. Remove flag_ira.
22843 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
22844 equiv_mem_modified, validate_equiv_mem_from_store,
22845 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
22846 contains_replace_regs, memref_referenced_p, memref_used_between_p,
22847 no_equiv, recorded_label_ref): Move from local-alloc.c.
22848 (update_equiv_regs): Ditto. Make it static.
22849 (print_insn_chain, print_insn_chains): Move it from global.c.
22850 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
22851 (build_insn_chain): Ditto. Make it static.
22852 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
22853 Rename to init_live_subregs.
22854 (gate_ira): Remove flag_ira.
22856 * regclass.c: Rename reginfo.c. Change file description.
22857 (FORBIDDEN_INC_DEC_CLASSES): Remove.
22858 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
22859 (init_reg_sets_1): Remove code for evaluation of
22860 reg_class_superclasses and losing_caller_save_reg_set.
22861 (init_regs): Remove init_reg_autoinc.
22862 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
22863 ok_for_base_p_nonstrict): Remove.
22864 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
22865 (pass_regclass_init): Rename to pass_reginfo_init. Modify
22866 corresponding entries.
22867 (dump_regclass, record_operand_costs, scan_one_insn,
22868 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
22869 record_address_regs, auto_inc_dec_reg_p): Remove.
22870 (gt-regclass.h): Rename to gt-reginfo.h.
22872 * rtl.h (dump_global_regs, retry_global_alloc,
22873 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
22875 * Makefile.in (RA_H): Remove.
22876 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
22877 Rename regclass.o to reginfo.o.
22878 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
22880 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
22881 (GTFILES): Rename regclass.c to reginfo.c.
22883 * passes.c (init_optimization_passes): Remove pass_local_alloc and
22884 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
22886 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
22887 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
22889 (finish_spills): Ditto. Remove code for !flag_ira.
22891 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
22893 PR middle-end/35854
22894 * doc/invoke.texi (rtl debug options): Complete rewrite.
22895 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
22897 * mode-switching.c (pass_mode_switching): Rename pass from
22898 "mode-sw" to "mode_sw".
22899 * except.c (pass_convert_to_eh_ranges): Rename pass from
22900 "eh-ranges" to "eh_ranges".
22901 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
22905 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
22906 Alexander Monakov <amonakov@ispras.ru>
22908 PR middle-end/38857
22909 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
22911 (move_exprs_to_boundary): Change return type and pass through
22912 should_move from move_op. Relax assert. Update usage ...
22913 (schedule_expr_on_boundary): ... here. Use should_move instead of
22915 (move_op_orig_expr_found): Indicate that insn was disconnected from
22917 (code_motion_process_successors): Do not call after_merge_succs
22918 callback if original expression was not found when traversing any of
22920 (code_motion_path_driver): Change return type. Update prototype.
22921 (move_op): Update comment. Add a new parameter (should_move). Update
22922 prototype. Set *should_move based on indication provided by
22923 move_op_orig_expr_found.
22925 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
22927 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
22928 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
22929 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
22930 * config/rs6000/rs6000.c (rs6000_override_options): Default
22931 avoid-indexed-addresses on for Power6, off for everything else.
22932 (avoiding_indexed_address_p): New function.
22933 (rs6000_legitimize_address): Use it.
22934 (rs6000_legitimate_address): Likewise.
22935 * config/rs6000/rs6000.md (movXX_updateX): Likewise
22937 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
22939 PR tree-optimization/38997
22940 * tree-loop-distribution.c (generate_memset_zero): Use
22941 POINTER_PLUS_EXPR for a pointer addition.
22943 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
22945 * config/s390/s390.md (bswap<mode>2): New pattern added.
22947 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
22949 * config/s390/s390.md (*tls_load_31): Added type attribute.
22951 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
22953 * config/s390/s390.md: Fix a few comments.
22955 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
22957 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
22958 (*tm<mode>_full): Fixed z10prop attribute.
22959 (*tst<mode>_extimm): Fixed z10prop attribute.
22960 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
22961 (*tstqiCCT_cconly): Fixed z10prop attribute.
22962 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
22963 (*movsi_larl): Fixed z10prop attribute.
22964 (*movsi_zarch): Fixed z10prop attribute.
22965 (*movsi_eas): Fixed z10prop attribute.
22966 (*movhi): Fixed z10prop attribute.
22967 (*movqi): Fixed z10prop attribute.
22968 (*movstrictqi): Fixed z10prop attribute.
22969 (*mov<mode>): Fixed z10prop attribute.
22970 (*movcc): Fixed z10prop attribute.
22971 (*sethighpartdi_64): Fixed z10prop attribute.
22972 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
22973 (*negdi2_sign_cc): Fixed z10prop attribute.
22974 (*negdi2_sign): Fixed z10prop attribute.
22975 (*absdi2_sign_cc): Fixed z10prop attribute.
22976 (*absdi2_sign): Fixed z10prop attribute.
22977 (*negabsdi2_sign_cc): Fixed z10prop attribute.
22978 (*negabsdi2_sign): Fixed z10prop attribute.
22979 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
22980 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
22981 (doloop_si64): Fixed z10prop attribute.
22982 (doloop_si31): Fixed z10prop attribute.
22983 (doloop_long): Fixed z10prop attribute.
22984 (indirect_jump): Fixed z10prop attribute.
22985 (nop): Fixed z10prop attribute.
22986 (main_base_64): Fixed z10prop attribute.
22987 (reload_base_64): Fixed z10prop attribute.
22989 2009-01-28 Jakub Jelinek <jakub@redhat.com>
22991 PR rtl-optimization/38740
22992 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
22994 * config/mips/mips.c (mips_reorg): Likewise.
22996 2009-01-28 Richard Guenther <rguenther@suse.de>
22998 PR tree-optimization/38926
22999 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
23000 with the correct value id to a value.
23001 (do_regular_insertion): Use the value number of edoubleprime
23002 for the value number of the expr.
23005 2008-08-21 Richard Guenther <rguenther@suse.de>
23007 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
23008 a PHI ask VN if it is already available.
23009 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
23010 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
23012 2009-01-28 Jakub Jelinek <jakub@redhat.com>
23014 PR middle-end/38934
23015 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
23016 set to varying whenever max has TREE_OVERFLOW set, similarly
23017 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
23019 2009-01-28 Richard Guenther <rguenther@suse.de>
23021 PR middle-end/38908
23022 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
23023 uninitialized aggregate uses in call arguments.
23025 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
23027 PR tree-optimization/38984
23028 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
23029 the nothing_id variable if -fno-delete-null-pointer-checks.
23031 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
23034 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
23035 (set_got_offset_rex64): Ditto.
23037 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
23040 * doc/extend.texi: Improve local variable with asm reg.
23042 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
23044 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
23045 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
23046 was not supplied then set warn_packed_bitfield_compat to the
23047 default value of 1.
23048 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
23051 2009-01-27 Richard Guenther <rguenther@suse.de>
23053 PR tree-optimization/38503
23054 * cfgexpand.c (expand_gimple_basic_block): Ignore
23055 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
23056 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
23057 variables that cannot have TBAA applied.
23058 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
23061 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
23063 PR middle-end/38969
23064 * calls.c (initialize_argument_information): Do not wrap complex
23065 arguments in SAVE_EXPR.
23067 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
23069 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
23070 (INSTALL_LIBGCC): Revert typo commit.
23072 2009-01-26 Richard Guenther <rguenther@suse.de>
23074 PR tree-optimization/38745
23075 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
23076 from special handling.
23078 2009-01-26 Richard Guenther <rguenther@suse.de>
23080 PR tree-optimization/38745
23081 * tree-ssa.c (execute_update_addresses_taken): Do not include
23082 variables that cannot possibly be a register in not_reg_needs.
23083 Do not clear TREE_ADDRESSABLE on vars that may not become
23085 * tree-ssa.c (update_alias_info_1): Include those in the set
23086 of addressable vars.
23088 2009-01-26 Richard Guenther <rguenther@suse.de>
23090 PR middle-end/38851
23091 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
23092 * tree-ssa-dse.c: Include langhooks.h
23093 (execute_simple_dse): Remove stores with zero size.
23095 2009-01-24 Jakub Jelinek <jakub@redhat.com>
23098 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
23101 2009-01-24 Julian Brown <julian@codesourcery.com>
23103 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
23104 config/arm/linux-atomic.c.
23105 * config/arm/linux-atomic.c: New.
23107 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
23109 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
23110 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
23111 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
23113 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
23116 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
23119 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
23121 PR tree-optimization/38953
23122 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
23123 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
23124 (gloog): Split the exit of the scop when the scop exit is a loop exit.
23125 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
23128 2009-01-24 Paul Brook <paul@codesourcery.com>
23130 * config/arm/neon.md (neon_type): Move to arm.md.
23131 (neon_mov<VSTRUCT>): Add neon_type attribute.
23132 * config/arm/arm.md (neon_type): Move to here.
23133 (conds): Add "unconditioal" and use as default for NEON insns.
23135 2009-01-24 Ben Elliston <bje@au.ibm.com>
23137 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
23138 void *' warning from -Wc++-compat.
23139 * Makefile.in (dominance.o-warn): Remove.
23141 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
23143 PR tree-optimization/38932
23144 * fold-const.c (fold_unary_ignore_overflow): New.
23145 * tree.h (fold_unary_ignore_overflow): Declare.
23146 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
23147 * tree-ssa-sccvn.c (visit_reference_op_load,
23148 simplify_unary_expression): Likewise.
23150 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
23152 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
23153 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
23154 regardless of their type.
23155 * c-common.c (handle_packed_attribute): Don't ignore packed on
23157 * c.opt (Wpacked-bitfield-compat): New warning option.
23158 * stor-layout.c (place_field): Warn if offset of a field changed.
23159 * doc/extend.texi (packed): Mention the ABI change.
23160 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
23161 (Warning Options): Add it to the list.
23163 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
23165 * c-opts.c (c_common_post_options): Fix a typo in comments.
23167 2009-01-22 Steve Ellcey <sje@cup.hp.com>
23169 PR middle-end/38615
23170 * gimplify.c (gimplify_init_constructor): Fix promotion of const
23171 variables to static.
23172 * doc/invoke.texi (-fmerge-all-constants): Update description.
23174 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
23177 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
23178 (*movdi_1_rex64): Use type "mmx" for alternative 5.
23180 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
23182 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
23184 (LOCAL_ALIGNMENT): Similarly.
23186 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
23187 Joseph Myers <joseph@codesourcery.com>
23189 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
23190 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
23191 * config/arm/arm-tune.md: Regenerate.
23192 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
23195 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
23197 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
23198 version number to five.
23200 2009-01-22 Dodji Seketeli <dodji@redhat.com>
23203 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
23204 * c-common.c (set_underlying_type): Likewise.
23205 (is_typedef_decl ): Likewise
23207 (set_underlying_type): Likewise.
23208 (is_typedef_type): Likewise.
23210 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
23212 PR middle-end/38587
23213 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
23216 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
23219 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
23220 (LIBGCC_SPEC): Don't define.
23221 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
23223 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
23225 PR rtl-optimization/38879
23226 * alias.c (base_alias_check): Unaligned access via AND address can
23227 alias all surrounding object types except those with sizes equal
23228 or wider than the size of unaligned access.
23230 2009-01-21 Dodji Seketeli <dodji@redhat.com>
23233 * c-decl.c (clone_underlying_type): Move this ...
23234 * c-common.c (set_underlying_type): ... here.
23235 Also, make sure the function properly sets TYPE_STUB_DECL() on
23236 the newly created typedef variant type.
23237 (is_typedef_decl ): New entry point.
23238 * tree.h: Added a new member member_types_needing_access_check to
23239 struct tree_decl_non_common.
23240 (set_underlying_type): New entry point.
23241 (is_typedef_type): Likewise.
23243 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
23245 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
23246 Check whether two instructions have memory references that
23247 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
23248 are helper functions for traversing.
23249 * alias.h (insn_alias_sets_confilict_p): New prototypes.
23250 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
23251 not to draw dependency edge for instructions with non-conflicting
23254 2009-01-20 Joseph Myers <joseph@codesourcery.com>
23257 * longlong.h: Update copyright years. Use soft-fp license notice.
23258 Sync __clz_tab declaration with glibc.
23260 2009-01-20 Steve Ellcey <sje@cup.hp.com>
23263 * doc/extend.texi (syscall_linkage): New.
23264 (version_id): Modify.
23266 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
23267 Richard Guenther <rguenther@suse.de>
23269 PR tree-optimization/38747
23270 PR tree-optimization/38748
23271 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
23272 conversion if the base address is an indirect reference and the
23273 aliasing sets could cause issues.
23275 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
23277 * common.opt (fgraphite, fgraphite-identity): Add comment for
23278 explaining why these options are not documented.
23280 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
23282 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
23283 gimple_call_lhs is NULL.
23285 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
23288 * emit-rtl.c (adjust_address_1): Make sure memref is never
23291 2009-01-20 Ben Elliston <bje@au.ibm.com>
23293 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
23294 const qualifier from arg parameter. Remove unnecessary cast to char *.
23295 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
23296 const qualifier from arg 2.
23298 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
23300 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
23302 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
23305 * rtl.h (reinit_regs): New prototype.
23306 * regclass.c: Include ira.h.
23307 (reinit_regs): New.
23308 * Makefile.in (regclass.o): Add ira.h.
23309 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
23311 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
23314 * c-common.c (handle_aligned_attribute): Use
23315 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
23316 default alignment value.
23318 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
23320 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
23321 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
23323 * doc/extend.texi: Update __attribute__ ((aligned)). Document
23324 __BIGGEST_ALIGNMENT__.
23326 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
23328 2009-01-18 Richard Guenther <rguenther@suse.de>
23330 PR tree-optimization/38819
23331 * tree-flow.h (operation_could_trap_helper_p): Declare.
23332 * tree-eh.c (operation_could_trap_helper_p): Export.
23333 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
23334 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
23335 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
23336 are about to insert a possibly trapping instruction and fail
23339 2009-01-18 Andreas Schwab <schwab@suse.de>
23341 * doc/install.texi (Configuration): Remove obsolete paragraph
23342 about use of --with-gnu-ld with --with-gnu-as.
23344 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
23346 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
23347 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
23348 Follow spelling conventions.
23350 2009-01-18 Ben Elliston <bje@au.ibm.com>
23352 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
23353 C++ warning about implicit conversion from void * to struct
23355 (bitmap_obstack_free): Likewise for bitmap_element *.
23356 * Makefile.in (bitmap.o-warn): Remove.
23358 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
23360 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
23362 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
23363 Tobias Grosser <tobi.grosser@amd.com>
23365 * graphite.c (graphite_trans_scop_block): Do not block single
23368 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
23370 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
23371 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
23372 test with assertion.
23374 2009-01-16 Richard Guenther <rguenther@suse.de>
23376 PR tree-optimization/38835
23377 PR middle-end/36227
23378 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
23379 and INT + PTR -> (INT)(PTR p+ INT) folding.
23380 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
23382 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
23385 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
23386 the subreg from a lowpart subreg if it is also casting the value.
23388 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
23389 Tobias Grosser <tobi.grosser@amd.com>
23391 * graphite.c (compare_prefix_loops): New.
23392 (build_scop_canonical_schedules): Rewritten.
23393 (graphite_transform_loops): Move build_scop_canonical_schedules
23394 after build_scop_iteration_domain.
23396 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
23397 Tobias Grosser <tobi.grosser@amd.com>
23399 * graphite.c (add_conditions_to_domain): Add the loops to
23400 the dimension of the iteration domain. Do copy the domain
23401 only when it exists.
23402 (build_scop_conditions_1): Do not call add_conditions_to_domain.
23403 (add_conditions_to_constraints): New.
23404 (can_generate_code_stmt, can_generate_code): Removed.
23405 (gloog): Do not call can_generate_code.
23406 (graphite_transform_loops): Call add_conditions_to_constraints
23407 after building the iteration domain.
23409 2009-01-16 Jakub Jelinek <jakub@redhat.com>
23411 PR tree-optimization/38789
23412 * tree-ssa-threadedge.c
23413 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
23414 __builtin_constant_p.
23416 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
23418 * dce.c (delete_unmarked_insns): Reversed the order that insns are
23419 examined before deleting them.
23421 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
23423 * function.c (aggregate_value_p): Correctly extract the function
23424 type from CALL_EXPR_FN lookup.
23426 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23428 * config/picochip/picochip.c (picochip_override_options): Revert
23429 CFI asm flag disable commited previously.
23431 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
23432 Tobias Grosser <tobi.grosser@amd.com>
23433 Jan Sjodin <jan.sjodin@amd.com>
23435 * graphite.c (scan_tree_for_params): On substractions negate
23436 all the coefficients of the term.
23437 (clast_to_gcc_expression_red): New. Handle reduction expressions
23438 of more than two operands.
23439 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
23440 (get_vdef_before_scop): Handle also the case of default definitions.
23442 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
23444 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
23445 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
23446 Also use them when walking CALL_INSN_FUNCTION_USAGE.
23448 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
23449 Joey Ye <joey.ye@intel.com>
23451 PR middle-end/37843
23452 * cfgexpand.c (expand_stack_alignment): Don't update stack
23453 boundary nor check incoming stack boundary here.
23454 (gimple_expand_cfg): Update stack boundary and check incoming
23455 stack boundary here.
23457 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
23459 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
23461 2009-01-14 Jakub Jelinek <jakub@redhat.com>
23463 PR rtl-optimization/38245
23464 * calls.c (expand_call): Add stack arguments to
23465 CALL_INSN_FUNCTION_USAGE even for pure calls (when
23466 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
23467 in regs and partially in memory or BLKmode arguments.
23468 (emit_library_call_value_1): Add stack arguments to
23469 CALL_INSN_FUNCTION_USAGE even for pure calls (when
23470 ACCUMULATE_OUTGOING_ARGS).
23471 * dce.c: Include tm_p.h.
23472 (find_call_stack_args): New function.
23473 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
23475 (mark_insn): Call find_call_stack_args for CALL_Ps.
23476 (prescan_insns_for_dce): Walk insns backwards in bb rather than
23477 forwards. Allocate and free arg_stores bitmap if needed, pass it
23478 down to deletable_insn_p, don't mark stores set in arg_stores
23479 bitmap, clear the bitmap at the beginning of each bb.
23480 * Makefile.in (dce.o): Depend on $(TM_P_H).
23482 2009-01-14 Michael Meissner <gnu@the-meissners.org>
23485 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
23486 to make sure the insn is a conditional test (bug 22599). Reformat a
23489 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
23491 PR middle-end/38431
23492 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
23493 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
23494 (gloog): Do not call cleanup_tree_cfg.
23495 (graphite_transform_loops): Call cleanup_tree_cfg after all
23496 scops have been code generated.
23498 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
23499 * doc/gty.texi (Invoking the garbage collector): Added new node
23500 and section documenting ggc_collect.
23502 2009-01-14 Richard Guenther <rguenther@suse.de>
23504 PR tree-optimization/38826
23505 PR middle-end/38477
23506 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
23507 initialization notes only if we actually emitted a warning.
23508 (intra_create_variable_infos): Add constraints for a result decl
23509 that is passed by hidden reference.
23510 (build_pred_graph): Mark all related variables non-direct on
23513 2009-01-14 Nick Clifton <nickc@redhat.com>
23515 * ira-conflicts.c: Include addresses.h for the definition of
23517 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
23518 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
23520 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
23523 * Makefile.in (ira-lives.o): Add except.h.
23525 * ira-lives.c: Include except.h.
23526 (process_bb_node_lives): Process can_throw_internal.
23528 2009-01-13 Jakub Jelinek <jakub@redhat.com>
23530 PR rtl-optimization/38774
23531 * combine.c (simplify_set): When undoing cc_use change, don't do
23532 PUT_CODE on the newly created comparison, but instead put back the
23535 2009-01-13 Joseph Myers <joseph@codesourcery.com>
23537 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
23538 values. Remove duplicate arm8 entry.
23540 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
23542 PR tree-optimization/38786
23543 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
23544 the SSA_NAME case of expand_scalar_variables_expr.
23545 Set the type of an expression to the type of its assign statement.
23546 (expand_scalar_variables_expr): Also gather the scalar computation
23547 used to index the memory access. Do not pass loop_p.
23548 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
23549 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
23550 the gimple_stmt_iterator where it inserts new code.
23551 Do not pass loop_p.
23552 (copy_bb_and_scalar_dependences): Do not pass loop_p.
23553 (translate_clast): Update call to copy_bb_and_scalar_dependences.
23555 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
23557 * graphite.h (debug_value): Removed.
23558 * graphite.c (debug_value): Removed.
23560 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
23562 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
23563 ldrd/strd with two 32-bit instructions.
23565 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
23567 * config/arm/arm.c (struct processors): Pass for speed down into
23568 cost helper functions.
23569 (const_ok_for_op): Handle COMPARE and inequality nodes.
23570 (arm_rtx_costs_1): Rewrite.
23571 (arm_size_rtx_costs): Update prototype.
23572 (arm_rtx_costs): Pass speed down to helper functions.
23573 (arm_slowmul_rtx_costs): Rework cost calculations.
23574 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
23575 (arm_9e_rtx_costs): Likewise.
23577 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
23579 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
23580 relocations of local symbols wider than UNITS_PER_WORD are not valid.
23581 (alpha_legitimize_address): Do not split local symbols wider than
23582 UNITS_PER_WORD into HIGH/LO_SUM parts.
23584 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
23587 * gcc.c (process_command): Replace call to execvp with calls
23588 to pex_one and exit.
23590 2009-01-03 Anatoly Sokolov <aesok@post.ru>
23593 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
23594 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
23595 variant for devices with 3-byte PC.
23596 (__tablejump_elpm__): New.
23598 2009-01-12 Jakub Jelinek <jakub@redhat.com>
23601 * c-parser.c (c_parser_postfix_expression): Allow `->' in
23602 offsetof member-designator, handle it as `[0].'.
23604 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23606 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
23607 function when not using named sections on targets with named sections
23608 if branch distance is less than 262132.
23610 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
23612 * combine.c (combine_instructions): Recompute
23613 optimize_this_for_speed_p for each BB in the main combine loop.
23615 2009-01-12 Tomas Bily <tbily@suse.cz>
23618 * tree-loop-distribution.c (prop_phis): New function.
23619 (generate_builtin): Call prop_phis.
23620 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
23622 2009-01-12 Jakub Jelinek <jakub@redhat.com>
23624 PR tree-optimization/38807
23625 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
23626 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
23628 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
23630 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
23631 subreg of op0 to the original op0.
23633 2009-01-11 Laurent GUERBY <laurent@guerby.net>
23635 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
23637 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
23640 * mips-tfile.c (parse_def): Fix parsing of def strings
23641 starting with digits.
23643 2009-01-10 Jakub Jelinek <jakub@redhat.com>
23646 * config/arm/arm.c (arm_is_long_call_p): Don't call
23647 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
23649 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
23651 * regrename.c (regrename_optimize): Fix dumping.
23652 (find_oldest_value_reg): Preserve REG_POINTER.
23653 (copy_hardreg_forward_1): Likewise.
23655 2009-01-09 Diego Novillo <dnovillo@google.com>
23657 * gimple.h (struct gimple_statement_base) <uid>: Document
23658 the restrictions on its use.
23659 (gimple_uid): Tidy.
23660 (gimple_set_uid): Tidy.
23662 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23664 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
23665 zero guard even if align_bytes != 0 and count is smaller than
23668 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
23670 PR rtl-optimization/38495
23671 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
23672 (add_range_and_copies_from_move_list): Print all added ranges.
23673 Add ranges to memory optimized destination.
23675 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23679 * config/i386/i386.c (override_options): Reject
23680 -mstringop-strategy=rep_8byte with -m32.
23681 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
23682 to 1. Do count comparison against epilogue_size_needed at compile
23683 time even when count_exp was constant forced into register. For
23684 size_needed don't jump to epilogue, instead just avoid aligning
23685 and invoke the body algorithm. If need_zero_guard, add zero guard
23686 even if count is non-zero, but smaller than size_needed + number of
23687 bytes that could be stored for alignment.
23688 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
23689 to 1. If need_zero_guard, add zero guard even if count is non-zero,
23690 but smaller than size_needed + number of bytes that could be stored
23691 for alignment. Compare size_needed with epilogue_size_needed instead
23692 of desired_align - align, don't adjust size_needed, pass
23693 epilogue_size_needed to the epilogue expanders.
23696 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
23698 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23700 * pa.c (last_address): Change to unsigned.
23701 (update_total_code_bytes): Change argument to unsigned. Don't
23702 check if insn addresses are set.
23703 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
23704 addresses are not set.
23705 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
23707 2009-01-09 Nick Clifton <nickc@redhat.com>
23709 * config/sh/symbian.c: Replace uses of DECL_INLINE with
23710 DECL_DECLARED_INLINE_P.
23712 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23714 PR middle-end/38347
23715 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
23716 GET_MODE (op0) in operand_subword_force calls.
23718 PR middle-end/38771
23719 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
23720 fold_convert arg0 operands to TREE_TYPE (op0) first.
23722 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
23724 * params.def (ira-max-conflict-table-size): Decrease default value
23727 2009-01-08 Jakub Jelinek <jakub@redhat.com>
23729 PR tree-optimization/37031
23730 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
23732 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
23733 allocate it using gc instead of heap, use VEC_quick_push instead of
23735 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
23736 instead of heap, use VEC_quick_push instead of VEC_safe_push.
23737 * tree-data-ref.h (struct access_matrix): Change matrix to gc
23738 allocated vector from heap allocated.
23739 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
23740 * tree-loop-linear.c (linear_transform_loops): Allocate nest
23741 vector only after perfect_loop_nest_depth call.
23743 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
23744 Jan Sjodin <jan.sjodin@amd.com>
23746 PR tree-optimization/38559
23747 * graphite.c (debug_value, copy_constraint,
23748 swap_constraint_variables, scale_constraint_variable, ): New.
23749 (get_lower_bound, get_upper_bound): Removed.
23750 (graphite_trans_bb_strip_mine): Clean up this code that works
23751 only for constant number of iterations. Fully copy upper and
23752 lower bound constraints, not only the constant part of them.
23753 * graphite.h (debug_value): Declared.
23755 2009-01-08 Ira Rosen <irar@il.ibm.com>
23757 PR tree-optimization/37194
23758 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
23759 Don't add the cost of cost model guard in prologue to scalar
23760 outside cost in case of known number of iterations.
23762 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
23763 Alan Modra <amodra@bigpond.net.au>
23765 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
23766 non-word-aligned REG+CONST addressing.
23768 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
23771 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
23772 free_after_compilation when outputting a thunk.
23773 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
23774 Do not call free_after_compilation here.
23776 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
23778 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
23779 (ix86_valid_target_attribute_inner_p): Ditto.
23781 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
23783 PR tree-optimization/38492
23784 PR tree-optimization/38498
23785 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
23786 * tree-chrec.h (scev_is_linear_expression): Declared.
23787 * graphite.c (graphite_cannot_represent_loop_niter): New.
23788 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
23789 (graphite_loop_normal_form): Use gcc_assert.
23790 (scan_tree_for_params): Use CASE_CONVERT.
23791 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
23792 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
23793 Use gcc_assert. Discard scops that contain unhandled cases.
23794 (build_scop_conditions): Return a boolean status for unhandled cases.
23795 (strip_mine_profitable_p): Print the loop number, not its depth.
23796 (is_interchange_valid): Pass the depth of the loop nest, don't
23797 recompute it wrongly.
23798 (graphite_trans_bb_block): Same.
23799 (graphite_trans_bb_block): Print tentative of loop blocking.
23800 (graphite_trans_scop_block): Do not print that the loop has been
23802 (graphite_transform_loops): Do not handle scops that contain condition
23805 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
23807 AVX Programming Reference (December, 2008)
23808 * config/i386/avxintrin.h (_mm256_stream_si256): New.
23809 (_mm256_stream_pd): Likewise.
23810 (_mm256_stream_ps): Likewise.
23812 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
23813 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
23814 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
23815 (bdesc_special_args): Add __builtin_ia32_movntdq256,
23816 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
23817 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
23818 (ix86_expand_special_args_builtin): Likewise.
23820 * config/i386/sse.md (AVXMODEDI): New.
23821 (avx_movnt<mode>): Likewise.
23822 (avx_movnt<mode>): Likewise.
23823 (<sse>_movnt<mode>): Remove AVX support.
23824 (sse2_movntv2di): Likewise.
23826 2009-01-07 Richard Guenther <rguenther@suse.de>
23828 PR middle-end/38751
23829 * fold-const.c (extract_muldiv): Remove obsolete comment.
23830 (fold_plusminus_mult_expr): Undo MINUS_EXPR
23831 to PLUS_EXPR canonicalization for the canonicalization.
23833 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
23835 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
23836 hosted cross-compilers generating less efficient code.
23838 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
23840 * function.h (rtl_data): Add a dbr_scheduled_p field.
23841 * reorg.c (dbr_schedule): Set it.
23842 (gate_handle_delay_slots): Check it.
23843 * config/mips/mips.c (mips_base_delayed_branch): Delete.
23844 (mips_reorg): Check flag_delayed_branch instead of
23845 mips_base_delayed_branch.
23846 (mips_override_options): Don't set mips_base_delayed_branch
23847 or flag_delayed_branch.
23849 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
23851 PR rtl-optimization/38426.
23852 * ira.c (ira): Set current_function_is_leaf earlier.
23854 2009-01-06 Jakub Jelinek <jakub@redhat.com>
23856 PR rtl-optimization/38722
23857 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
23858 too early, only set a flag and modify after last possible
23861 2009-01-06 Janis Johnson <janis187@us.ibm.com>
23864 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
23865 * real.c (decimal_single_format): Correct values of emin and emax.
23866 (decimal_double_format): Ditto.
23867 (decimal_quad_format): Ditto.
23868 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
23869 computation of DECnn_MIN and DECnn_MAX for corrected values of
23870 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
23871 __DECnn_MIN__, and adjust its computation for the corrected value
23874 2009-01-06 Jan Hubicka <jh@suse.cz>
23877 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
23879 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
23881 * doc/contrib.texi (Contributors): Slightly adjust the end note.
23882 Add Robert Clark to the list of testers.
23884 2009-01-06 Jan Hubicka <jh@suse.cz>
23885 Kai Tietz <kai.tietz@onevision.com>
23887 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
23888 * config/i386/i386.c (ix86_expand_call): Add clobbers.
23890 2009-01-06 Jan Hubicka <jh@suse.cz>
23891 Kai Tietz <kai.tietz@onevision.com>
23893 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
23895 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
23896 (ix86_nsaved_regs): Count only general purpose regs.
23897 (ix86_nsaved_sseregs): New.
23898 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
23899 to 16 for w64; compute padding and size of sse reg save area.
23900 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
23901 general purpose regs.
23902 (ix86_emit_save_sse_regs_using_mov): New.
23903 (ix86_expand_prologue): Save SSE regs if needed.
23904 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
23905 (ix86_emit_restore_sse_regs_using_mov): New.
23906 (ix86_expand_epilogue): Save SSE regs if needed.
23908 2009-01-06 Jan Hubicka <jh@suse.cz>
23909 Kai Tietz <kai.tietz@onevision.com>
23911 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
23912 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
23913 functions when accumulate outgoing args is off.
23915 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
23918 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
23919 before using pseudos_have_intersected_live_ranges_p.
23921 * ira-int.h (ira_assert): Always define.
23923 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
23925 AVX Programming Reference (December, 2008)
23926 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
23927 (_mm256_permute2_pd): Likewise.
23928 (_mm_permute2_ps): Likewise.
23929 (_mm256_permute2_ps): Likewise.
23930 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
23931 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
23933 * config/i386/i386.c (ix86_builtins): Remove
23934 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
23935 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
23936 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
23937 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
23938 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
23939 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
23940 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
23941 __builtin_ia32_vpermil2ps256.
23942 (ix86_init_mmx_sse_builtins): Updated.
23943 (ix86_expand_args_builtin): Likewise.
23945 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23947 * pa.c (output_call): Relocate non-jump insns in the delay slot of
23948 long absolute calls when generating PA 2.0 code.
23950 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
23952 PR rtl-optimization/38583
23953 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
23955 * params.def (ira-max-conflict-table-size): New.
23957 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
23959 * ira.h (ira_conflicts_p): New external definition.
23961 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
23962 table. Report this. Return result of building.
23963 (ira_build_conflicts): Use ira_conflicts_p. Check result of
23964 building conflict table.
23966 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
23967 (ira_color): Use ira_conflicts_p.
23969 * global.c: Include ira.h.
23970 (pseudo_for_reload_consideration_p, build_insn_chain): Use
23973 * Makefile.in (global.o): Add ira.h.
23975 * ira-build.c (mark_all_loops_for_removal,
23976 propagate_some_info_from_allocno): New.
23977 (remove_unnecessary_allocnos): Call
23978 propagate_some_info_from_allocno.
23979 (remove_low_level_allocnos): New.
23980 (remove_unnecessary_regions): Add parameter. Call
23981 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
23982 parameter to remove_unnecessary_regions.
23983 (ira_build): Remove all regions but root if the conflict table was
23984 not built. Update conflict hard regs for allocnos crossing calls.
23986 * ira.c (ira_conflicts_p): New global.
23987 (ira): Define and use ira_conflicts_p.
23989 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
23990 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
23991 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
23993 2009-01-06 Ben Elliston <bje@au.ibm.com>
23995 * gengtype-lex.l (YY_NO_INPUT): Define.
23997 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
24000 * c-common.c (handle_vector_size_attribute): Also reject
24001 BOOLEAN_TYPE types.
24003 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
24005 PR tree-optimization/38492
24006 * graphite.c (rename_map_elt, debug_rename_elt,
24007 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
24008 rename_map_elt_info, eq_rename_map_elts,
24009 get_new_name_from_old_name, bb_in_sese_p): Moved around.
24010 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
24011 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
24012 (sese_build_livein_liveouts): New.
24013 (new_sese, free_sese): New.
24014 (new_scop): Call new_sese.
24015 (free_scop): Call free_sese.
24016 (rename_variables_from_edge, rename_phis_end_scop): Removed.
24017 (register_old_new_names): Renamed register_old_and_new_names.
24018 (register_scop_liveout_renames, add_loop_exit_phis,
24019 insert_loop_close_phis, struct igp,
24020 default_liveout_before_guard, add_guard_exit_phis,
24021 insert_guard_phis, copy_renames): New.
24022 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
24023 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
24024 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
24025 (scop_adjust_phis_for_liveouts): New.
24026 (gloog): Call scop_adjust_phis_for_liveouts.
24028 * graphite.h (struct sese): Documented. Added fields liveout,
24029 num_ver and livein.
24030 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
24031 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
24032 (struct scop): Added field liveout_renames.
24033 (SCOP_LIVEOUT_RENAMES): New.
24035 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
24037 PR tree-optimization/38510
24038 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
24039 (translate_clast): Call recompute_all_dominators before
24041 (gloog): Call recompute_all_dominators before graphite_verify.
24043 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
24044 Jan Sjodin <jan.sjodin@amd.com>
24046 PR tree-optimization/38500
24047 * graphite.c (create_sese_edges): Call fix_loop_structure after
24050 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24052 * config.gcc: Add m32r*-*-rtems*.
24053 * config/m32r/rtems.h: New file.
24055 2009-01-05 Ben Elliston <bje@au.ibm.com>
24057 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
24058 (.po.pox): Likewise.
24059 (po/gcc.pot): Likewise.
24061 2009-01-04 David S. Miller <davem@davemloft.net>
24063 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
24064 (STARTING_FRAME_OFFSET): Always set to zero.
24066 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
24068 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
24069 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
24070 fixed-point types, and vectors of the same.
24072 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
24074 * config/mips/sync.md (*mb_barrier): Rename to...
24075 (*memory_barrier): ...this.
24077 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
24079 * doc/extend.texi (Function Attributes): Move @cindex after @item
24080 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
24081 and put in alphabetical order. Fix 'target' name and put in order.
24082 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
24085 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
24087 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
24088 (memory_barrier): Expand as unspec instead of unspec_volatile.
24089 Remove mem:BLK from insn operands. Use Pmode scratch register.
24090 (*memory_barrier): Define as unspec instead of unspec_volatile.
24091 Use (match_dup 0) as input operand.
24093 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
24094 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
24095 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
24096 scratch register. Remove operand 1.
24097 (*stbar): Define as unspec instead of unspec_volatile.
24098 Use (match_dup 0) as input operand, remove (const_int 8).
24099 (*membar): Define as unspec instead of unspec_volatile.
24100 Use (match_dup 0) as input operand, remove input operand 2.
24102 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
24103 (memory_barrier): Expand as unspec instead of unspec_volatile.
24104 Remove mem:BLK from insn operands. Use Pmode scratch register.
24105 (*memory_barrier): Define as unspec instead of unspec_volatile.
24106 Use (match_dup 0) as input operand.
24108 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
24109 Remove mem:BLK from insn operands. Use Pmode scratch register.
24110 Set volatile flag on operand 0.
24111 (*memory_barrier): New insn pattern.
24113 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
24115 (*memory_barrier): Use (match_dup 0) as input operand.
24117 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
24118 Remove mem:BLK from insn operands. Use Pmode scratch register.
24119 Set volatile flag on operand 0.
24120 (*mb_internal): New insn pattern.
24122 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
24124 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
24126 PR middle-end/38586
24127 * function.c (struct temp_slot): Move to the section of the file
24128 that deals with temp slots. Remove field 'address'.
24129 (temp_slot_address_table): New hash table of address -> temp slot.
24130 (struct temp_slot_address_entry): New struct, items for the table.
24131 (temp_slot_address_compute_hash, temp_slot_address_hash,
24132 temp_slot_address_eq, insert_temp_slot_address): Support functions
24134 (find_temp_slot_from_address): Rewrite to use the new hash table.
24135 (remove_unused_temp_slot_addresses): Remove addresses of temp
24136 slots that have been made available.
24137 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
24138 worker function for remove_unused_temp_slot_addresses.
24139 (assign_stack_temp_for_type): Don't clear the temp slot address list.
24140 Add the temp slot address to the address -> temp slot map.
24141 (update_temp_slot_address): Update via insert_temp_slot_address.
24142 (free_temp_slots): Call remove_unused_temp_slot_addresses.
24143 (pop_temp_slots): Likewise.
24144 (init_temp_slots): Allocate the address -> temp slot map, or empty
24145 the map if it is already allocated.
24146 (prepare_function_start): Initialize temp slot processing.
24148 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
24150 PR middle-end/38584
24151 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
24152 Calculate the size of all stack vars assuming no packing of stack
24153 vars will happen, replacing a quadratic algorithm with a linear one.
24155 2009-01-03 Jakub Jelinek <jakub@redhat.com>
24158 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
24161 2009-01-03 Diego Novillo <dnovillo@google.com>
24163 * doc/contrib.texi: Update contributions.
24165 2009-01-03 Jakub Jelinek <jakub@redhat.com>
24168 * builtins.c (fold_builtin_memory_op): Give up if either operand
24169 is volatile. Set srctype or desttype to non-qualified version
24173 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
24174 and FUNCTION_DECLs.
24176 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
24178 PR rtl-optimization/35805
24179 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
24180 problem if fast dce is able to remove any instructions.
24181 * dce.c (dce_process_block): Fix dump message.
24183 2009-01-02 Mark Mitchell <mark@codesourcery.com>
24186 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
24188 2009-01-02 Jakub Jelinek <jakub@redhat.com>
24190 PR middle-end/38690
24191 * tree-flow.h (op_code_prio, op_prio): New prototypes.
24192 * tree-pretty-print.c (op_code_prio): New function.
24193 (op_prio): No longer static. Use op_code_prio.
24194 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
24195 Use op_prio and op_code_prio to determine if () should be
24196 printed around operand(s) or not.
24198 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
24199 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
24200 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
24201 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
24202 pp_character instead of pp_string for single letter printing.
24204 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
24206 * doc/extend.texi: Fix '#pragma GCC option' typo.
24208 2009-01-02 Richard Guenther <rguenther@suse.de>
24210 * doc/install.texi (--enable-checking): Mention different
24211 default for stage1.
24212 (--enable-stage1-checking): Document.
24214 2009-01-01 Andrew Pinski <pinskia@gmail.com>
24216 PR middle-end/30142
24217 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
24218 case to be an error.
24220 2009-01-02 Ben Elliston <bje@au.ibm.com>
24222 * config/fp-bit.h (pack_d): Constify argument.
24223 * config/fp-bit.c (makenan): Constify return type. Remove casts.
24224 (isnan): Constify argument.
24226 (iszero): Likewise.
24227 (pack_d): Likewise.
24228 (_fpadd_parts): Constify return type.
24229 (_fpmul_parts): Likewise.
24230 (_fpdiv_parts): Likewise.
24232 2009-01-01 Jakub Jelinek <jakub@redhat.com>
24235 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
24236 warn about overwriting initializer with side-effects or
24237 -Woverride-init if !IMPLICIT.
24238 (output_init_element): Likewise. Pass IMPLICIT down to
24240 (process_init_element): Add IMPLICIT argument. Pass it down
24241 to output_init_element.
24242 (push_init_element, pop_init_level, set_designator): Adjust
24243 process_init_element callers.
24244 (set_nonincremental_init, set_nonincremental_init_from_string):
24245 Adjust add_pending_init callers.
24246 (output_pending_init_elements): Adjust output_init_element callers.
24247 * c-tree.h (process_init_element): Adjust prototype.
24248 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
24249 process_init_element callers.
24252 Copyright (C) 2009 Free Software Foundation, Inc.
24254 Copying and distribution of this file, with or without modification,
24255 are permitted in any medium without royalty provided the copyright
24256 notice and this notice are preserved.