1 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3 * toplev.c (process_options): Move setter of flag_var_tracking
4 before other tests that depend on it. Move down setter of
5 flag_rename_registers. Don't enable var-tracking-assignments
6 by default if selective scheduling is enabled. Warn if both
9 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
11 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
12 comment. Use switch statement to catch overlaps between rtx
13 and tree codes. Accept FUNCTION_DECLs in addition to those in...
14 (IS_DECL_CODE): ... here. Remove.
15 (check_value_is_not_decl): Remove.
16 (dv_from_decl, dv_from_value): Check after conversion.
18 2009-09-04 Richard Guenther <rguenther@suse.de>
21 * (cgraph_finalize_compilation_unit): Move finalizing aliases
22 after emitting tunks. Move emitting thunks and ctors from ...
23 (cgraph_optimize): ... here. Remove redundant
24 cgraph_analyze_functions.
25 * varasm.c (find_decl_and_mark_needed): Remove no longer
27 (finish_aliases_1): Adjust check for thunk aliases.
29 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
31 * config/arm/arm.md (ctzsi2): Added braces
32 to avoid warning that broke booststrap.
34 2009-09-04 Martin Jambor <mjambor@suse.cz>
36 PR tree-optimization/41112
37 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
38 handle variable-bounded arrays.
39 (expr_with_var_bounded_array_refs_p): New function.
40 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
42 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
44 * config/s390/2097.md: Removed two incorrect bypasses.
45 (z10_fsimpdf): Fixed latency.
46 (z10_fhex): New insn_reservation.
47 (z10_floaddf): Fixed latency.
48 (z10_floadsf): Fixed latency.
49 (z10_ftrunctf): Fixed latency.
50 (z10_ftruncdf): Fixed latency.
51 * config/s390/s390.c (z10_cost): Fixed values.
52 (s390_adjust_priority): Added z10 path.
53 * config/s390/s390.md (type): Added fhex.
54 (*mov<mode>_64dfp): Updated type attribute.
55 (*mov<mode>_64): Updated type attribute.
56 (*mov<mode>_31): Updated type attribute.
57 (*mov<mode>"): Likewise.
58 * config/s390/2084.md (x_fsimpdf): Updated condition.
60 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
62 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
63 RTXs in the predicate for operand 1.
65 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
67 * config/arm/arm.md (UNSPEC_RBIT): New constant.
70 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
73 * gcc.target/arm/ctz.c: New test case.
75 2009-09-03 Martin Jambor <mjambor@suse.cz>
77 * tree-sra.c (duplicate_expr_for_different_base): Removed.
78 (create_artificial_child_access): Use build_ref_for_offset instead
79 of duplicate_expr_for_different_base.
80 (propagate_subacesses_accross_link): Likewise.
82 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
84 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
86 (mips16e_collect_argument_saves): Skip debug instructions.
87 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
88 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
89 (r10k_insert_cache_barriers): Likewise.
90 (mips_reorg_process_insns): Likewise.
92 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
95 * ira.c (update_equiv_reg): Remove check on class likely spill.
97 2009-09-03 Jakub Jelinek <jakub@redhat.com>
100 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
101 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
105 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
106 the stack slot if it is passed by invisible reference.
107 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
108 by invisible reference.
110 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
112 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
113 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
114 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
116 * config/bfin/sync.md: New file.
117 * config/bfin/bfin.md: Include it.
118 (UNSPEC_ATOMIC): New.
119 (UNSPEC_ONES): Provide a unique number.
121 From Jie Zhang <jie.zhang@analog.com>:
122 * config/bfin/bfin.c (ret_regs): New.
123 (must_save_fp_p): Don't return true because of frame_pointer_needed.
124 (must_save_rets_p): New.
125 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
126 current_function_is_leaf.
128 (do_unlink): Likewise.
129 (expand_interrupt_handler_prologue): Use ret_regs array.
130 (expand_interrupt_handler_epilogue): Use ret_regs array and
131 pass return register to gen_return_internal.
132 (bfin_expand_epilogue): Pass return register to
134 (bfin_expand_call): Explicitly clobber RETS.
135 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
136 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
137 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
138 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
140 (return_internal): Take a reg rtx rather than the register number.
142 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
144 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
145 when comparing against estimated_loop_iterations_int return.
147 2009-09-03 Richard Guenther <rguenther@suse.de>
149 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
150 eh_personality_libfunc.
152 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
154 * tree-parloops.c (separate_decls_in_region): Add space.
156 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
158 * tree-parloops.c (separate_decls_in_region): Change the condition
159 checking if there are reductions in the loop.
161 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
163 PR tree-optimization/38275
165 * tree-parloops.c (parallelize_loops): Replace profitability condition
166 for expected number of iterations.
168 2009-09-03 Alon Dayan <alond@il.ibm.com>
170 PR tree-optimization/38275
172 * testsuite/gcc.dg/autopar/reduc-1char.c: Increase number
173 of iterations. Adjust the logic accordingly.
174 * testsuite/gcc.dg/autopar/reduc-2char.c: Ditto.
175 * testsuite/gcc.dg/autopar/reduc-1.c: Ditto.
176 * testsuite/gcc.dg/autopar/reduc-2.c: Ditto.
177 * testsuite/gcc.dg/autopar/reduc-3.c: Ditto.
178 * testsuite/gcc.dg/autopar/reduc-6.c: Ditto.
179 * testsuite/gcc.dg/autopar/reduc-7.c: Ditto.
180 * testsuite/gcc.dg/autopar/reduc-8.c: Ditto.
181 * testsuite/gcc.dg/autopar/reduc-9.c: Ditto.
182 * testsuite/gcc.dg/autopar/pr39500-1.c: Ditto.
183 * testsuite/gcc.dg/autopar/reduc-1short.c: Ditto.
184 * testsuite/gcc.dg/autopar/reduc-2short.c: Ditto.
185 * testsuite/gcc.dg/autopar/parallelization-1.c: Ditto.
188 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
190 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
191 (bootstrap-debug): Explain conditions in which it becomes default.
192 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
195 2009-09-03 Namhyung Kim <namhyung@gmail.com>
197 * doc/invoke.texi (Optimize Options): Move
198 -finline-small-functions to the -O2 list.
200 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
202 * toplev.c (process_options): Enable var-tracking-assignments
203 by default if var-tracking is enabled.
205 2009-09-02 David Daney <ddaney@caviumnetworks.com>
207 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
209 * emit-rtl.c (prev_nonnote_insn_bb): New function.
210 * rtl.h (prev_nonnote_insn_bb): Declare it.
212 2009-09-03 Diego Novillo <dnovillo@google.com>
214 * cgraph.c (cgraph_node_for_decl): New.
215 * cgraph.h (cgraph_node_for_decl): Declare.
216 * tree.c (host_integerp): Return 0 if T is NULL.
218 2009-09-03 Diego Novillo <dnovillo@google.com>
220 * tree.h (struct alias_pair): Move from varasm.c.
221 (alias_pairs): Likewise.
222 (TYPE_MAXVAL): Define.
223 (TYPE_MINVAL): Define.
224 (iterative_hash_host_wide_int): Declare.
225 (remove_unreachable_alias_pairs): Declare.
226 * tree-pass.h (pass_ipa_free_lang_data): Declare.
227 * diagnostic.c (default_diagnostic_starter): Make extern.
228 (default_diagnostic_finalizer): Make extern.
229 * diagnostic.h (default_diagnostic_starter): Declare.
230 (default_diagnostic_finalizer): Declare.
231 (default_tree_printer): Declare.
232 * toplev.c (default_tree_printer): Make extern.
234 2009-09-03 Richard Guenther <rguenther@suse.de>
235 Diego Novillo <dnovillo@google.com>
237 * cgraph.c (cgraph_add_new_function): Remove gimplification.
238 * cgraphunit.c (cgraph_expand_function): Do not emit
239 associated thunks from here.
240 (cgraph_emit_thunks): New.
241 (cgraph_optimize): Call it.
242 Return if any IPA pass finds an error.
243 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
246 2009-09-03 Simon Baldwin <simonb@google.com>
247 Rafael Espindola <espindola@google.com>
248 Richard Guenther <rguenther@suse.de>
249 Doug Kwan <dougkwan@google.com>
250 Diego Novillo <dnovillo@google.com>
252 * tree.c: Include tree-pass.h, langhooks-def.h,
253 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
254 (free_lang_data_in_type): New.
255 (need_assembler_name_p): New.
256 (free_lang_data_in_block): New.
257 (free_lang_data_in_decl): New.
258 (struct free_lang_data_d): New.
259 (add_tree_to_fld_list): New.
260 (find_decls_types_r): New.
261 (get_eh_types_for_runtime): New.
262 (find_decls_types_in_eh_region): New.
263 (find_decls_types_in_node): New.
264 (find_decls_types_in_var): New.
265 (free_lang_data_in_cgraph): New.
266 (free_lang_data): New.
267 (gate_free_lang_data): New.
268 (pass_ipa_free_lang_data): New.
270 2009-09-03 Diego Novillo <dnovillo@google.com>
272 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
273 * langhooks.h (struct lang_hooks): Add field free_lang_data.
274 (lang_hooks): Remove const qualifier.
275 * ipa.c (cgraph_remove_unreachable_nodes): Call
276 remove_unreachable_alias_pairs.
277 * except.c (add_type_for_runtime): Check if TYPE has
278 already been converted.
279 (lookup_type_for_runtime): Likewise.
280 (check_handled): Handle converted types.
281 * varasm.c (remove_unreachable_alias_pairs): New.
282 * gimple.c: Include demangle.h.
283 (gimple_decl_printable_name): New.
284 (gimple_fold_obj_type_ref): New.
285 * gimple.h (gimple_decl_printable_name): Declare.
286 (gimple_fold_obj_type_ref): Declare.
287 * passes.c (init_optimization_passes): Add pass
288 pass_ipa_free_lang_data.
289 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
290 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
292 2009-09-03 Diego Novillo <dnovillo@google.com>
294 * c-lang.c (lang_hooks): Remove const qualifier.
296 2009-09-02 Loren James Rittle <ljrittle@acm.org>
298 * doc/install.texi (*-*-freebsd*): Update target information.
300 2009-09-02 Anatoly Sokolov <aesok@post.ru>
302 * hard-reg-set.h (call_fixed_regs): Remove.
303 * reginfo.c (call_fixed_regs): Remove.
304 (init_reg_sets_1): Remove initialization of call_fixed_regs.
305 (globalize_reg): Don't use call_fixed_regs.
306 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
309 2009-09-01 Michael Matz <matz@suse.de>
311 * expr.h (emit_storent_insn, expand_expr_real_1,
312 expand_expr_real_2): Declare.
313 * expr.c (emit_storent_insn, expand_expr_real_1,
314 expand_expr_real_2): Export.
315 (store_expr): Setting and evaluating dont_return_target is
317 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
318 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
319 * except.c (expand_resx_expr): Rename to ...
320 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
321 * except.h (expand_resx_stmt): Declare.
322 * stmt.c: Add include gimple.h
323 (expand_asm_expr): Rename to ...
324 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
325 (expand_case): Rewrite to take gimple statement.
326 * tree.h (expand_asm_stmt): Declare.
327 (expand_case): Change prototype.
328 * Makefile.in (stmt.o): Depend on gimple.h.
329 * builtins.c (expand_builtin_synchronize): Build gimple asm
330 statement, not an ASM_EXPR.
331 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
332 gimple_to_tree, release_stmt_tree): Remove.
333 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
334 ggc_free, but hold comparison code and operands separately.
335 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
336 (expand_call_stmt, expand_gimple_stmt_1,
337 expand_gimple_stmt): New helpers.
338 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
339 release_stmt_tree. Call expand_gimple_stmt instead.
340 (expand_gimple_basic_block): Ditto.
342 * calls.c (emit_call_1): Don't look at EH regions here, make
343 fntree parameter useless.
344 (expand_call): New local rettype for TREE_TYPE(exp), use it
345 throughout. Remove local p, use addr instead.
346 Don't look at EH regions here.
348 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
350 * doc/invoke.texi (-fsched-pressure): Document it.
351 (-fsched-reg-pressure-heuristic): Remove it.
353 * reload.c (ira.h): Include.
354 (find_reloads): Add choosing reload on number of small spilled
357 * haifa-sched.c (ira.h): Include.
358 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
359 saved_reg_pressure, curr_reg_live, saved_reg_live,
360 region_ref_regs): New variables.
361 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
362 initiate_reg_pressure_info, setup_ref_regs,
363 initiate_bb_reg_pressure_info, save_reg_pressure,
364 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
366 (setup_insn_reg_pressure_info): New function.
367 (rank_for_schedule): Add pressure checking and insn issue time.
368 Remove comparison of insn reg weights.
369 (ready_sort): Set insn reg pressure info.
370 (update_register_pressure, setup_insn_max_reg_pressure,
371 update_reg_and_insn_max_reg_pressure,
372 sched_setup_bb_reg_pressure_info): New functions.
373 (schedule_insn): Add code for printing and updating reg pressure
375 (find_set_reg_weight, find_insn_reg_weight): Remove.
376 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
377 (debug_ready_list): Print reg pressure info.
378 (schedule_block): Ditto. Check insn issue time.
379 (sched_init): Set up sched_pressure_p. Allocate and set up some
380 reg pressure related info.
381 (sched_finish): Free some reg pressure related info.
382 (fix_tick_ready): Make insn always ready if pressure_p.
383 (init_h_i_d): Don't call find_insn_reg_weight.
384 (haifa_finish_h_i_d): Free insn reg pressure info.
386 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
387 ira_memory_move_cost, ira_class_hard_regs,
388 ira_class_hard_regs_num, ira_no_alloc_regs,
389 ira_available_class_regs, ira_reg_class_cover_size,
390 ira_reg_class_cover, ira_class_translate): Move to ira.h.
392 * ira-lives.c (single_reg_class): Check mode to find how many
393 registers are necessary for operand.
394 (ira_implicitly_set_insn_hard_regs): New.
396 * common.opt (fsched-pressure): New options.
397 (fsched-reg-pressure-heuristic): Remove.
399 * ira.c (setup_eliminable_regset): Rename to
400 ira_setup_eliminable_regset. Make it external.
401 (expand_reg_info): Pass cover class to setup_reg_classes.
402 (ira): Call resize_reg_info instead of allocate_reg_info.
404 * sched-deps.c: Include ira.h.
405 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
406 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
407 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
408 mark_insn_hard_regno_birth, mark_insn_reg_birth,
409 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
410 mark_insn_reg_store, mark_insn_reg_clobber,
411 setup_insn_reg_pressure_info): New.
412 (sched_analyze_1): Update implicit_reg_pending_uses.
413 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
414 Use them to create dependencies. Set insn reg uses and pressure
415 info. Process reg_pending_uses in one place.
416 (free_deps): Free implicit sets.
417 (remove_from_deps): Remove implicit sets if necessary. Check
418 implicit sets when clearing reg_last_in_use.
419 (init_deps_global): Clear implicit_reg_pending_clobbers and
420 implicit_reg_pending_uses.
422 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
423 ira_memory_move_cost, ira_class_hard_regs,
424 ira_class_hard_regs_num, ira_no_alloc_regs,
425 ira_available_class_regs, ira_reg_class_cover_size,
426 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
427 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
428 ira_implicitly_set_insn_hard_regs): New prototypes.
430 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
431 cost_elements_num): New variables.
432 (allocno_costs, total_costs): Rename to costs and
434 (COSTS_OF_ALLOCNO): Rename to COSTS.
435 (allocno_pref): Rename to pref.
436 (allocno_pref_buffer): Rename to pref_buffer.
437 (common_classes): Rename to regno_cover_class.
439 (record_reg_classes): Set allocno attributes only if allocno_p.
440 (record_address_regs): Ditto. Use COST_INDEX instead of
442 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
443 and COSTS_OF_ALLOCNO.
444 (print_costs): Rename to print_allocno_costs.
445 (print_pseudo_costs): New.
446 (process_bb_node_for_costs): Split into 2 functions with new
447 function process_bb_for_costs. Pass BB to process_bb_for_costs.
448 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
449 new parameter dump_file. Use cost_elements_num instead of
450 ira_allocnos_num. Make one iteration if preferred classes were
451 already calculated for scheduler. Make 2 versions of code
452 depending on allocno_p.
453 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
454 regno_cover_class and COSTS instead of common_classes and
456 (init_costs, finish_costs): New.
457 (ira_costs): Set up allocno_p and cost_elements_num. Call
458 init_costs and finish_costs.
459 (ira_set_pseudo_classes): New.
461 * rtl.h (allocate_reg_info): Remove.
462 (resize_reg_info): Change return type.
463 (reg_cover_class): New.
464 (setup_reg_classes): Add new parameter.
466 * sched-int.h (struct deps_reg): New member implicit_sets.
467 (sched_pressure_p, sched_regno_cover_class): New external
469 (INCREASE_BITS): New macro.
470 (struct reg_pressure_data, struct reg_use_data): New.
471 (struct _haifa_insn_data): Remove reg_weight. Add members
472 reg_pressure, reg_use_list, reg_set_list, and
473 reg_pressure_excess_cost_change.
474 (struct deps): New member implicit_sets.
475 (pressure_p): New variable.
476 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
477 (struct reg_pressure_data, struct reg_use_data): New.
478 (INSN_REG_WEIGHT): Remove.
479 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
480 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New
482 (sched_init_region_reg_pressure_info,
483 sched_setup_bb_reg_pressure_info): New prototypes.
485 * reginfo.c (struct reg_pref): New member coverclass.
486 (reg_cover_class): New function.
487 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
488 (reg_info_size): New variable.
489 (allocate_reg_info): Make static. Setup reg_info_size.
490 (resize_reg_info): Use reg_info_size. Return flag of resizing.
491 (setup_reg_classes): Add a new parameter. Setup cover class too.
493 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to the
496 * sched-rgn.c (deps_join): Set up implicit_sets.
497 (schedule_region): Set up region and basic blocks pressure
500 * passes.c (init_optimization_passes): Move
501 pass_subregs_of_mode_init before pass_sched.
503 2009-09-02 Martin Jambor <mjambor@suse.cz>
505 * tree-sra.c (struct access): New field grp_hint.
506 (dump_access): Dump grp_hint.
507 (sort_and_splice_var_accesses): Set grp_hint if a group is read
509 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
510 those which have been specifically read and somehow written to.
511 (propagate_subacesses_accross_link): Set grp_hint of right child and
512 also possibly of the left child.
514 2009-09-02 Jakub Jelinek <jakub@redhat.com>
516 * tree-object-size.c (addr_object_size): Always use object_size_type
517 0 or 2 when determining the pointer pointed object size.
519 2009-09-02 Richard Guenther <rguenther@suse.de>
522 2009-08-31 Richard Guenther <rguenther@suse.de>
524 * builtins.c (fold_builtin_memory_op): Use the alias oracle
525 to query if the memory regions for memmove overlap.
526 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
527 asserts on pointers, instead deal with odd trees.
528 (ptr_derefs_may_alias_p): Likewise.
529 (refs_may_alias_p_1): Constructor bases also never alias.
531 2009-08-01 Christian Bruel <christian.bruel@st.com>
534 2009-07-31 Christian Bruel <christian.bruel@st.com>
535 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
537 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
539 * doc/invoke.texi (-fvar-tracking-assignments): New.
540 (-fvar-tracking-assignments-toggle): New.
541 (-fdump-final-insns=file): Mark filename as optional.
542 (--param min-nondebug-insn-uid): New.
543 (-gdwarf-@{version}): Mention version 4.
544 * opts.c (common_handle_option): Accept it.
545 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
546 * regrename.c (regrename_optimize): Drop last. Don't count debug
547 insns as uses. Don't reject change because of debug insn.
548 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
549 from the chain starter, and check for inexact matches in
551 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
552 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
553 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
554 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
555 * doc/gimple.texi (is_gimple_debug): New.
556 (gimple_debug_bind_p): New.
557 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
558 * doc/install.texi (bootstrap-debug): More details.
559 (bootstrap-debug-big, bootstrap-debug-lean): Document.
560 (bootstrap-debug-lib): More details.
561 (bootstrap-debug-ckovw): Update.
562 (bootstrap-time): New.
563 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
564 (insert_phi_nodes_for): Insert debug stmts.
565 (rewrite_stmt): Take iterator. Insert debug stmts.
566 (rewrite_enter_block): Adjust.
567 (maybe_replace_use_in_debug_stmt): New.
568 (rewrite_update_stmt): Use it.
569 (mark_use_interesting): Return early for debug stmts.
570 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
571 stmts before replacing stmt.
572 (move_computations_stmt): Likewise.
573 * ira-conflicts.c (add_copies): Skip debug insns.
574 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
575 (regstat_bb_compute_ri): Skip debug insns.
576 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
577 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
578 check_loop_closed_ssa_stmt): Skip debug stmts.
579 * tree-tailcall.c (find_tail_calls): Likewise.
580 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
581 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
582 (build_var_debug_value_stat): Declare.
583 (build_var_debug_value): Define.
584 (target_for_debug_bind): Declare.
585 * reload.c (find_equiv_reg): Skip debug insns.
586 * rtlanal.c (reg_used_between_p): Skip debug insns.
587 (side_effects_p): Likewise.
588 (canonicalize_condition): Likewise.
589 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
590 insns never depend on debug insns.
591 (create_ddg_dep_no_link): Likewise.
592 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
593 Don't add inter-loop dependencies for debug insns.
594 (build_intra_loop_deps): Likewise.
595 (create_ddg): Count debug insns.
596 * ddg.h (struct ddg::num_debug): New.
597 (num_backargs): Pair up with previous int field.
598 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
599 -fcompare-debug-second.
600 * final.c (get_attr_length_1): Skip debug insns.
601 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
602 * gcc.c (invoke_as): Call compare-debug-dump-opt.
603 (driver_self_specs): Map -fdump-final-insns to
604 -fdump-final-insns=..
605 (get_local_tick): New.
606 (compare_debug_dump_opt_spec_function): Test for . argument and
607 compute output name. Compute temp output spec without flag name.
608 Compute -frandom-seed.
609 (OPT): Undef after use.
610 * cfgloopanal.c (num_loop_insns): Skip debug insns.
611 (average_num_loop_insns): Likewise.
612 * params.h (MIN_NONDEBUG_INSN_UID): New.
613 * gimple.def (GIMPLE_DEBUG): New.
614 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
615 * auto-inc-dec.c (merge_in_block): Skip debug insns.
616 (merge_in_block): Fix whitespace.
617 * toplev.c (flag_var_tracking): Update comment.
618 (flag_var_tracking_assignments): New.
619 (flag_var_tracking_assignments_toggle): New.
620 (process_options): Don't open final insns dump file if we're not
621 going to write to it. Compute defaults for var_tracking.
622 * df-scan.c (df_insn_rescan_debug_internal): New.
623 (df_uses_record): Handle debug insns.
624 * haifa-sched.c (ready): Initialize n_debug.
625 (contributes_to_priority): Skip debug insns.
626 (dep_list_size): New.
628 (rank_for_schedule): Likewise. Schedule debug insns as soon as
629 they're ready. Disregard previous debug insns to make decisions.
630 (queue_insn): Never queue debug insns.
631 (ready_add, ready_remove_first, ready_remove): Count debug insns.
632 (schedule_insn): Don't reject debug insns because of issue rate.
633 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
634 (queue_to_ready): Skip and discount debug insns.
635 (choose_ready): Let debug insns through.
636 (schedule_block): Check boundary debug insns. Discount debug
637 insns, schedule them early. Adjust whitespace.
638 (set_priorities): Check for boundary debug insns.
639 (add_jump_dependencies): Use dep_list_size.
640 (prev_non_location_insn): New.
642 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
644 (remove_unused_ivs): Reset debug stmts.
645 * modulo-sched.c (const_iteration_count): Skip debug insns.
646 (res_MII): Discount debug insns.
647 (loop_single_full_bb_p): Skip debug insns.
648 (sms_schedule): Likewise.
649 (sms_schedule_by_order): Likewise.
650 (ps_has_conflicts): Likewise.
651 * caller-save.c (refmarker_fn): New.
652 (save_call_clobbered_regs): Replace regs with saved mem in
654 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
655 Call refmarker_fn mark for hardregnos.
656 (mark_reg_as_referenced): New.
657 (replace_reg_with_saved_mem): New.
658 * ipa-pure-const.c (check_stmt): Skip debug stmts.
659 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
661 (cse_extended_basic_block): Skip debug insns.
662 (count_reg_usage): Likewise.
663 (is_dead_reg): New, split out of...
664 (set_live_p): ... here.
665 (insn_live_p): Use it for debug insns.
666 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
667 (execute_optimize_stdarg): Likewise.
668 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
669 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
670 changes in debug stmts as changes.
671 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
672 (moveup_expr): Don't move across debug insns. Don't move
673 debug insn if it would create a bookkeeping block.
674 (moveup_expr_cached): Don't use cache for debug insns that
676 (compute_av_set_inside_bb): Skip debug insns.
677 (sel_rank_for_schedule): Schedule debug insns first. Remove
679 (block_valid_for_bookkeeping_p); Support lax searches.
680 (create_block_for_bookkeeping): Adjust block numbers when
681 encountering debug-only blocks.
682 (find_place_for_bookkeeping): Deal with debug-only blocks.
683 (generate_bookkeeping_insn): Accept no place to insert.
684 (remove_temp_moveop_nops): New argument full_tidying.
685 (prepare_place_to_insert): Deal with debug insns.
686 (advance_state_on_fence): Debug insns don't start cycles.
687 (update_boundaries): Take fence as argument. Deal with
689 (schedule_expr_on_boundary): No full_tidying on debug insns.
690 (fill_insns): Deal with debug insns.
691 (track_scheduled_insns_and_blocks): Don't count debug insns.
692 (need_nop_to_preserve_insn_bb): New, split out of...
693 (remove_insn_from_stream): ... this.
694 (fur_orig_expr_not_found): Skip debug insns.
695 * rtl.def (VALUE): Move up.
697 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug
699 (nearest_common_dominator_of_uses): Take debug_stmts argument.
700 Set it if debug stmts are found.
701 (statement_sink_location): Skip debug stmts. Propagate
702 moving defs into debug stmts.
703 * ifcvt.c (first_active_insn): Skip debug insns.
704 (last_active_insns): Likewise.
705 (cond_exec_process_insns): Likewise.
706 (noce_process_if_block): Likewise.
707 (check_cond_move_block): Likewise.
708 (cond_move_convert_if_block): Likewise.
709 (block_jumps_and_fallthru_p): Likewise.
710 (dead_or_predicable): Likewise.
711 * dwarf2out.c (debug_str_hash_forced): New.
712 (find_AT_string): Add comment.
713 (gen_label_for_indirect_string): New.
714 (get_debug_string_label): New.
715 (AT_string_form): Use it.
716 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
717 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
718 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
719 several operations that cannot be represented with DWARF opcodes.
720 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
721 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
722 (dwarf2out_var_location): Take during-call mark into account.
723 (output_indirect_string): Update comment. Output if there are
724 label and references.
725 (prune_indirect_string): New.
726 (prune_unused_types): Call it if debug_str_hash_forced.
727 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
728 (dw_long_long_const): Remove.
729 (struct dw_val_struct): Change val_long_long type to rtx.
730 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
731 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
732 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
733 component instead of HOST_BITS_PER_LONG.
734 (output_loc_operands): Likewise. For const8* assert
735 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
736 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
737 rather than HOST_BITS_PER_LONG is >= 64.
738 (add_AT_long_long): Remove val_hi and val_lo arguments, add
740 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
741 HOST_BITS_PER_LONG for dw_val_class_long_long.
742 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
743 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
744 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
746 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
747 Handle DW_OP_implicit_value.
748 (extract_int): Move prototype earlier.
749 (mem_loc_descriptor): For SUBREG punt if inner
750 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
751 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
752 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
753 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
754 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
755 instead of Pmode size.
756 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
757 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
758 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
759 (concat_loc_descriptor, concatn_loc_descriptor,
760 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
761 (add_location_or_const_value_attribute): Likewise. For single
762 location loc_lists attempt to use add_const_value_attribute
763 for constant decls. Add DW_AT_const_value even if
764 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
766 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
767 (control_flow_insn_p): Likewise.
768 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug
770 (separate_decls_in_region_debug_bind): New.
771 (separate_decls_in_region): Process debug bind stmts afterwards.
772 * recog.c (verify_changes): Handle debug insns.
773 (extract_insn): Likewise.
774 (peephole2_optimize): Skip debug insns.
775 * dse.c (scan_insn): Skip debug insns.
776 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
778 (setup_id_for_insn): Handle debug insns.
779 (maybe_tidy_empty_bb): Adjust whitespace.
780 (tidy_control_flow): Skip debug insns.
781 (sel_remove_insn): Adjust for debug insns.
782 (sel_estimate_number_of_insns): Skip debug insns.
783 (create_insn_rtx_from_pattern): Handle debug insns.
784 (create_copy_of_insn_rtx): Likewise.
785 * sel-sched-.h (sel_bb_end): Declare.
786 (sel_bb_empty_or_nop_p): New.
787 (get_all_loop_exits): Use it.
788 (_eligible_successor_edge_p): Likewise.
789 (return_nop_to_pool): Adjust.
790 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
791 * ira-lives.c (process_bb_node_lives): Skip debug insns.
792 * gimple-pretty-print.c (dump_gimple_debug): New.
793 (dump_gimple_stmt): Use it.
794 (dump_bb_header): Skip gimple debug stmts.
795 * regmove.c (optimize_reg_copy_1): Discount debug insns.
796 (fixup_match_2): Likewise.
797 (regmove_backward_pass): Likewise. Simplify combined
798 replacement. Handle debug insns.
799 * function.c (instantiate_virtual_regs): Handle debug insns.
800 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
801 * print-rtl.h: Include cselib.h.
802 (print_rtx): Print VALUEs. Split out and recurse for
804 * df.h (df_inns_rescan_debug_internal): Declare.
805 * gcse.c (alloc_hash_table): Estimate n_insns.
806 (cprop_insn): Don't regard debug insns as changes.
807 (bypass_conditional_jumps): Skip debug insns.
808 (one_pre_gcse_pass): Adjust.
809 (one_code_hoisting_pass): Likewise.
810 (compute_ld_motion_mems): Skip debug insns.
811 (one_cprop_pass): Adjust.
812 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
813 (if_convertible_stmt_p): Handle debug stmts.
814 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
815 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
816 * ira-build.c (create_bb_allocnos): Skip debug insns.
817 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
818 (has_single_use): Likewise.
819 (single_imm_use): Likewise.
820 (num_imm_uses): Likewise.
821 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
822 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
823 (create_outofssa_var_map): Likewise.
824 * lower-subreg.c (adjust_decomposed_uses): New.
825 (resolve_debug): New.
826 (decompose_multiword_subregs): Use it.
827 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
828 * emit-rtl.c: Include params.h.
829 (cur_debug_insn_uid): Define.
830 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
831 (copy_rtx_if_shared_1): Handle debug insns.
832 (reset_used_flags): Likewise.
833 (set_used_flags): LIkewise.
834 (get_max_insn_count): New.
835 (next_nondebug_insn): New.
836 (prev_nondebug_insn): New.
837 (make_debug_insn_raw): New.
838 (emit_insn_before_noloc): Handle debug insns.
839 (emit_jump_insn_before_noloc): Likewise.
840 (emit_call_insn_before_noloc): Likewise.
841 (emit_debug_insn_before_noloc): New.
842 (emit_insn_after_noloc): Handle debug insns.
843 (emit_jump_insn_after_noloc): Likewise.
844 (emit_call_insn_after_noloc): Likewise.
845 (emit_debug_insn_after_noloc): Likewise.
846 (emit_insn_after): Take loc from earlier non-debug insn.
847 (emit_jump_insn_after): Likewise.
848 (emit_call_insn_after): Likewise.
849 (emit_debug_insn_after_setloc): New.
850 (emit_debug_insn_after): New.
851 (emit_insn_before): Take loc from later non-debug insn.
852 (emit_jump_insn_before): Likewise.
853 (emit_call_insn_before): Likewise.
854 (emit_debug_insn_before_setloc): New.
855 (emit_debug_insn_before): New.
856 (emit_insn): Handle debug insns.
857 (emit_debug_insn): New.
858 (emit_jump_insn): Handle debug insns.
859 (emit_call_insn): Likewise.
861 (init_emit): Take min-nondebug-insn-uid into account.
862 Initialize cur_debug_insn_uid.
863 (emit_copy_of_insn_after): Handle debug insns.
864 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
865 location of single rhs in place.
866 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
867 (floor_sdiv_adjust): New.
868 (cell_sdiv_adjust): New.
869 (cell_udiv_adjust): New.
870 (round_sdiv_adjust): New.
871 (round_udiv_adjust): New.
872 (wrap_constant): Moved from cselib.
873 (unwrap_constant): New.
874 (expand_debug_expr): New.
875 (expand_debug_locations): New.
876 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
878 (gimple_expand_cfg): Expand debug locations.
879 * cselib.c: Include tree-pass.h.
880 (struct expand_value_data): New.
881 (cselib_record_sets_hook): New.
882 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
883 (cselib_clear_table): Move, and implemnet in terms of...
884 (cselib_reset_table_with_next_value): ... this.
885 (cselib_get_next_unknown_value): New.
886 (discard_useless_locs): Don't discard preserved values.
887 (cselib_preserve_value): New.
888 (cselib_preserved_value_p): New.
889 (cselib_preserve_definitely): New.
890 (cselib_clear_preserve): New.
891 (cselib_preserve_only_values): New.
892 (new_cselib_val): Take rtx argument. Dump it in details.
893 (cselib_lookup_mem): Adjust.
894 (expand_loc): Take regs_active in struct. Adjust. Silence
895 dumps unless details are requested.
896 (cselib_expand_value_rtx_cb): New.
897 (cselib_expand_value_rtx): Rename and reimplment in terms of...
898 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
899 without details. Copy more subregs. Try to resolve values
900 using a callback. Wrap constants.
901 (cselib_subst_to_values): Adjust.
902 (cselib_log_lookup): New.
903 (cselib_lookup): Call it.
904 (cselib_invalidate_regno): Don't count preserved values as
906 (cselib_invalidate_mem): Likewise.
907 (cselib_record_set): Likewise.
908 (struct set): Renamed to cselib_set, moved to cselib.h.
909 (cselib_record_sets): Adjust. Call hook.
910 (cselib_process_insn): Reset table when it would be cleared.
911 (dump_cselib_val): New.
912 (dump_cselib_table): New.
913 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
914 (remove_forwarder_block): Support moving debug stmts.
915 * cselib.h (cselib_record_sets_hook): Declare.
916 (cselib_expand_callback): New type.
917 (cselib_expand_value_rtx_cb): Declare.
918 (cselib_reset_table_with_next_value): Declare.
919 (cselib_get_next_unknown_value): Declare.
920 (cselib_preserve_value): Declare.
921 (cselib_preserved_value_p): Declare.
922 (cselib_preserve_only_values): Declare.
923 (dump_cselib_table): Declare.
924 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
925 (try_crossjump_to_edge): Likewise.
926 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
927 dominated blocks when debug stmts are present.
928 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
929 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
930 (set_var_live_on_entry): Likewise.
931 * loop-invariant.c (find_invariants_bb): Skip debug insns.
932 * cfglayout.c (curr_location, last_location): Make static.
933 (set_curr_insn_source_location): Don't avoid bouncing.
934 (get_curr_insn_source_location): New.
935 (get_curr_insn_block): New.
936 (duplicate_insn_chain): Handle debug insns.
937 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
939 * common.opt (fcompare-debug): Move to sort order.
940 (fdump-unnumbered-links): Likewise.
941 (fvar-tracking-assignments): New.
942 (fvar-tracking-assignments-toggle): New.
943 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
944 because of debug stmts.
945 (mark_stmt_if_obviously_necessary): Mark debug stmts.
946 (eliminate_unnecessary_stmts): Walk dominated blocks before
948 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
949 * ira.c (memref_used_between_p): Skip debug insns.
950 (update_equiv_regs): Likewise.
951 * sched-deps.c (sd_lists_size): Accept empty list.
952 (sd_init_insn): Mark debug insns.
953 (sd_finish_insn): Unmark them.
954 (sd_add_dep): Reject non-debug deps on debug insns.
955 (fixup_sched_groups): Give debug insns group treatment.
957 (sched_analyze_reg): Don't mark debug insns for sched before call.
958 (sched_analyze_2): Handle debug insns.
959 (sched_analyze_insn): Compute next non-debug insn. Handle debug
961 (deps_analyze_insn): Handle debug insns.
962 (deps_start_bb): Skip debug insns.
963 (init_deps): Initialize last_debug_insn.
964 * tree-ssa.c (target_for_debug_bind): New.
965 (find_released_ssa_name): New.
966 (propagate_var_def_into_debug_stmts): New.
967 (propagate_defs_into_debug_stmts): New.
968 (verify_ssa): Skip debug bind stmts without values.
969 (warn_uninialized_vars): Skip debug stmts.
970 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
971 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
972 (rtx_equal_p): Likewise.
973 * ira-costs.c (scan_one_insn): Skip debug insns.
974 (process_bb_node_for_hard_reg_moves): Likewise.
975 * rtl.h (DEBUG_INSN_P): New.
976 (NONDEBUG_INSN_P): New.
977 (MAY_HAVE_DEBUG_INSNS): New.
978 (INSN_P): Accept debug insns.
979 (RTX_FRAME_RELATED_P): Likewise.
980 (INSN_DELETED_P): Likewise
981 (PAT_VAR_LOCATION_DECL): New.
982 (PAT_VAR_LOCATION_LOC): New.
983 (PAT_VAR_OCATION_STATUS): New.
984 (NOTE_VAR_LOCATION_DECL): Reimplement.
985 (NOTE_VAR_LOCATION_LOC): Likewise.
986 (NOTE_VAR_LOCATION_STATUS): Likewise.
987 (INSN_VAR_LOCATION): New.
988 (INSN_VAR_LOCATION_DECL): New.
989 (INSN_VAR_LOCATION_LOC): New.
990 (INSN_VAR_LOCATION_STATUS): New.
991 (gen_rtx_UNKNOWN_VAR_LOC): New.
992 (VAR_LOC_UNKNOWN_P): New.
993 (NOTE_DURING_CALL_P): New.
994 (SCHED_GROUP_P): Accept debug insns.
995 (emit_debug_insn_before): Declare.
996 (emit_debug_insn_before_noloc): Declare.
997 (emit_debug_insn_beore_setloc): Declare.
998 (emit_debug_insn_after): Declare.
999 (emit_debug_insn_after_noloc): Declare.
1000 (emit_debug_insn_after_setloc): Declare.
1001 (emit_debug_insn): Declare.
1002 (make_debug_insn_raw): Declare.
1003 (prev_nondebug_insn): Declare.
1004 (next_nondebug_insn): Declare.
1005 (delegitimize_mem_from_attrs): Declare.
1006 (get_max_insn_count): Declare.
1007 (wrap_constant): Declare.
1008 (unwrap_constant): Declare.
1009 (get_curr_insn_source_location): Declare.
1010 (get_curr_insn_block): Declare.
1011 * tree-inline.c (insert_debug_decl_map): New.
1012 (processing_debug_stmt): New.
1013 (remap_decl): Don't create new mappings in debug stmts.
1014 (remap_gimple_op_r): Don't add references in debug stmts.
1015 (copy_tree_body_r): Likewise.
1016 (remap_gimple_stmt): Handle debug bind stmts.
1017 (copy_bb): Skip debug stmts.
1018 (copy_edges_for_bb): Likewise.
1019 (copy_debug_stmt): New.
1020 (copy_debug_stmts): New.
1021 (copy_body): Copy debug stmts at the end.
1022 (insert_init_debug_bind): New.
1023 (insert_init_stmt): Take id. Skip and emit debug stmts.
1024 (setup_one_parameter): Remap variable earlier, register debug
1026 (estimate_num_insns): Skip debug stmts.
1027 (expand_call_inline): Preserve debug_map.
1028 (optimize_inline_calls): Check for no debug_stmts left-overs.
1029 (unsave_expr_now): Preserve debug_map.
1030 (copy_gimple_seq_and_replace_locals): Likewise.
1031 (tree_function_versioning): Check for no debug_stmts left-overs.
1032 Init and destroy debug_map as needed. Split edges unconditionally.
1033 (build_duplicate_type): Init and destroy debug_map as needed.
1034 * tree-inline.h: Include gimple.h instead of pointer-set.h.
1035 (struct copy_body_data): Add debug_stmts and debug_map.
1036 * sched-int.h (struct ready_list): Add n_debug.
1037 (struct deps): Add last_debug_insn.
1038 (DEBUG_INSN_SCHED_P): New.
1039 (BOUNDARY_DEBUG_INSN_P): New.
1040 (SCHEDULE_DEBUG_INSN_P): New.
1041 (sd_iterator_cond): Accept empty list.
1042 * combine.c (create_log_links): Skip debug insns.
1043 (combine_instructions): Likewise.
1044 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
1045 return value is always unshared.
1046 (struct rtx_subst_pair): New.
1047 (auto_adjust_pair): New.
1048 (propagate_for_debug_subst): New.
1049 (propagate_for_debug): New.
1050 (try_combine): Skip debug insns. Propagate removed defs into
1052 (next_nonnote_nondebug_insn): New.
1053 (distribute_notes): Use it. Skip debug insns.
1054 (distribute_links): Skip debug insns.
1055 * tree-outof-ssa.c (set_location_for_edge): Likewise.
1056 * resource.c (mark_target_live_regs): Likewise.
1057 * var-tracking.c: Include cselib.h and target.h.
1058 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
1060 (micro_operation_type_name): New.
1061 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
1062 (struct micro_operation_def): Update comments.
1063 (decl_or_value): New type. Use instead of decls.
1064 (struct emit_note_data_def): Add vars.
1065 (struct attrs_def): Use decl_or_value.
1066 (struct variable_tracking_info_def): Add permp, flooded.
1067 (struct location_chain_def): Update comment.
1068 (struct variable_part_def): Use decl_or_value.
1069 (struct variable_def): Make var_part a variable length array.
1071 (scratch_regs): New.
1072 (cselib_hook_called): New.
1073 (dv_is_decl_p): New.
1074 (dv_is_value_p): New.
1077 (dv_as_opaque): New.
1078 (dv_onepart_p): New.
1080 (IS_DECL_CODE): New.
1081 (check_value_is_not_decl): New.
1082 (dv_from_decl): New.
1083 (dv_from_value): New.
1084 (dv_htab_hash): New.
1085 (variable_htab_hash): Use it.
1086 (variable_htab_eq): Support values.
1087 (variable_htab_free): Free from the right pool.
1088 (attrs_list_member, attrs_list_insert): Use decl_or_value.
1089 (attrs_list_union): Adjust.
1090 (attrs_list_mpdv_union): New.
1091 (tie_break_pointers): New.
1092 (canon_value_cmp): New.
1093 (unshare_variable): Return possibly-modified slot.
1094 (vars_copy_1): Adjust.
1095 (var_reg_decl_set): Adjust. Split out of...
1096 (var_reg_set): ... this.
1097 (get_init_value): Adjust.
1098 (var_reg_delete_and_set): Adjust.
1099 (var_reg_delete): Adjust.
1100 (var_regno_delete): Adjust.
1101 (var_mem_decl_set): Split out of...
1102 (var_mem_set): ... this.
1103 (var_mem_delete_and_set): Adjust.
1104 (var_mem_delete): Adjust.
1108 (variable_union): Adjust. Speed up merge of 1-part vars.
1109 (variable_canonicalize): Use unshared slot.
1110 (VALUED_RECURSED_INTO): New.
1111 (find_loc_in_1pdv): New.
1112 (struct dfset_merge): New.
1113 (insert_into_intersection): New.
1114 (intersect_loc_chains): New.
1116 (canonicalize_loc_order_check): New.
1117 (canonicalize_values_mark): New.
1118 (canonicalize_values_star): New.
1119 (variable_merge_over_cur): New.
1120 (variable_merge_over_src): New.
1121 (dataflow_set_merge): New.
1122 (dataflow_set_equiv_regs): New.
1123 (remove_duplicate_values): New.
1124 (struct dfset_post_merge): New.
1125 (variable_post_merge_new_vals): New.
1126 (variable_post_merge_perm_vals): New.
1127 (dataflow_post_merge_adjust): New.
1128 (find_mem_expr_in_1pdv): New.
1129 (dataflow_set_preserve_mem_locs): New.
1130 (dataflow_set_remove_mem_locs): New.
1131 (dataflow_set_clear_at_call): New.
1132 (onepart_variable_different_p): New.
1133 (variable_different_p): Use it.
1134 (dataflow_set_different_1): Adjust. Make detailed dump
1136 (track_expr_p): Add need_rtl parameter. Don't generate rtl
1138 (track_loc_p): Pass it true.
1139 (struct count_use_info): New.
1140 (find_use_val): New.
1141 (replace_expr_with_values): New.
1143 (use_type): New, partially split out of...
1144 (count_uses): ... this. Count new micro-ops.
1145 (count_uses_1): Adjust.
1146 (count_stores): Adjust.
1147 (count_with_sets): New.
1148 (VAL_NEEDS_RESOLUTION): New.
1149 (VAL_HOLDS_TRACK_EXPR): New.
1150 (VAL_EXPR_IS_COPIED): New.
1151 (VAL_EXPR_IS_CLOBBERED): New.
1152 (add_uses): Adjust. Generate new micro-ops.
1153 (add_uses_1): Adjust.
1154 (add_stores): Generate new micro-ops.
1155 (add_with_sets): New.
1156 (find_src_status): Adjust.
1157 (find_src_set_src): Adjust.
1158 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
1159 Handle new micro-ops. Canonicalize value equivalances.
1160 (vt_find_locations): Compute total size of hash tables for
1161 dumping. Perform merge for var-tracking-assignments. Don't
1162 disregard single-block loops.
1163 (dump_attrs_list): Handle decl_or_value.
1164 (dump_variable): Take variable. Deal with decl_or_value.
1165 (dump_variable_slot): New.
1166 (dump_vars): Use it.
1167 (dump_dataflow_sets): Adjust.
1168 (set_slot_part): New, extended to support one-part variables
1169 after splitting out of...
1170 (set_variable_part): ... this.
1171 (clobber_slot_part): New, split out of...
1172 (clobber_variable_part): ... this.
1173 (delete_slot_part): New, split out of...
1174 (delete_variable_part): .... this.
1175 (check_wrap_constant): New.
1176 (vt_expand_loc_callback): New.
1177 (vt_expand_loc): New.
1178 (emit_note_insn_var_location): Adjust. Handle values. Handle
1179 EMIT_NOTE_AFTER_CALL_INSN.
1180 (emit_notes_for_differences_1): Adjust. Handle values.
1181 (emit_notes_for_differences_2): Likewise.
1182 (emit_notes_for_differences): Adjust.
1183 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN
1184 notes. Adjust. Handle new micro-ops.
1185 (vt_add_function_parameters): Adjust. Create and bind values.
1186 (vt_initialize): Adjust. Initialize scratch_regs and
1187 valvar_pool, flooded and perm.. Initialize and use cselib. Log
1188 operations. Move some code to count_with_sets and add_with_sets.
1189 (delete_debug_insns): New.
1190 (vt_debug_insns_local): New.
1191 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
1193 (var_tracking_main): If var-tracking-assignments is enabled
1194 but var-tracking isn't, delete debug insns and leave. Likewise
1195 if we exceed limits or fail the stack adjustments tests, and
1196 after all var-tracking processing.
1197 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
1198 (dataflow_set): Add traversed_vars.
1199 (value_chain, const_value_chain): New typedefs.
1200 (value_chain_pool, value_chains): New variables.
1201 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
1202 add_value_chains, add_cselib_value_chains, remove_value_chain,
1203 remove_value_chains, remove_cselib_value_chains): New functions.
1204 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
1205 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
1207 (shared_hash_find_slot_unshare, shared_hash_find_slot,
1208 shared_hash_find_slot_noinsert, shared_hash_find): Update.
1209 (dst_can_be_shared): New variable.
1210 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
1211 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
1212 different from set->vars, look up slot again instead of using the
1214 (dataflow_set_init): Initialize traversed_vars.
1215 (variable_union): Use shared_hash_*. Use initially NO_INSERT
1216 lookup if set->vars is shared. Don't keep slot cleared before
1217 calling unshare_variable. Unshare set->vars if needed. Adjust
1218 unshare_variable callers. Clear dst_can_be_shared if needed.
1219 Even ->refcount == 1 vars must be unshared if set->vars is shared
1220 and var needs to be modified.
1221 (dataflow_set_union): Set traversed_vars during canonicalization.
1222 (VALUE_CHANGED, DECL_CHANGED): Define.
1223 (set_dv_changed, dv_changed_p): New static inlines.
1224 (track_expr_p): Clear DECL_CHANGED.
1225 (dump_dataflow_sets): Set it.
1226 (variable_was_changed): Call set_dv_changed.
1227 (emit_note_insn_var_location): Likewise.
1228 (changed_variables_stack): New variable.
1229 (check_changed_vars_1, check_changed_vars_2): New functions.
1230 (emit_notes_for_changes): Do nothing if changed_variables is
1231 empty. Traverse changed_variables with check_changed_vars_1,
1232 call check_changed_vars_2 on each changed_variables_stack entry.
1233 (emit_notes_in_bb): Add SET argument. Just clear it at the
1234 beginning, use it instead of local &set, don't destroy it at the
1236 (vt_emit_notes): Call dataflow_set_clear early on all
1237 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
1238 computed set, dataflow_set_clear also VTI(bb)->in when we are
1239 done with the basic block. Initialize changed_variables_stack,
1240 free it afterwards. If ENABLE_CHECKING verify that after noting
1241 differences to an empty set value_chains hash table is empty.
1242 (vt_initialize): Initialize value_chains and value_chain_pool.
1243 (vt_finalize): Delete value_chains htab, free value_chain_pool.
1244 (variable_tracking_main): Call dump_dataflow_sets before calling
1245 vt_emit_notes, not after it.
1246 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
1247 (propagate_var_def_into_debug_stmts): Declare.
1248 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
1249 (df_set_note): Reject debug insns.
1250 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
1251 add notes to debug insns.
1252 (df_note_bb_compute): Adjust. Likewise.
1253 (df_simulate_uses): Skip debug insns.
1254 (df_simulate_initialize_backwards): Likewise.
1255 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
1256 (subst_stack_regs_pat): Reject debug insns.
1257 (convert_regs_1): Handle debug insns.
1258 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
1259 (print-rtl.o): Depend on cselib.h.
1260 (cselib.o): Depend on TREE_PASS_H.
1261 (var-tracking.o): Depend on cselib.h and TARGET_H.
1262 * sched-rgn.c (rgn_estimate_number_of_insns): Discount
1264 (init_ready_list): Skip boundary debug insns.
1265 (add_branch_dependences): Skip debug insns.
1266 (free_block_dependencies): Check for blocks with only debug
1268 (compute_priorities): Likewise.
1269 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
1270 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
1272 (gimple_build_debug_bind_stat): New.
1273 (empty_body_p): Skip debug stmts.
1274 (gimple_has_side_effects): Likewise.
1275 (gimple_rhs_has_side_effects): Likewise.
1276 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
1277 (gimple_build_debug_bind_stat): Declare.
1278 (gimple_build_debug_bind): Define.
1279 (is_gimple_debug): New.
1280 (gimple_debug_bind_p): New.
1281 (gimple_debug_bind_get_var): New.
1282 (gimple_debug_bind_get_value): New.
1283 (gimple_debug_bind_get_value_ptr): New.
1284 (gimple_debug_bind_set_var): New.
1285 (gimple_debug_bind_set_value): New.
1286 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
1287 (gimple_debug_bind_reset_value): New.
1288 (gimple_debug_bind_has_value_p): New.
1289 (gsi_next_nondebug): New.
1290 (gsi_prev_nondebug): New.
1291 (gsi_start_nondebug_bb): New.
1292 (gsi_last_nondebug_bb): New.
1293 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
1294 (print_insn): Handle DEBUG_INSN.
1295 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
1296 of first insn prevail.
1297 (first_stmt): Skip debug stmts.
1298 (first_non_label_stmt): Likewise.
1299 (last_stmt): Likewise.
1300 (has_zero_uses_1): New.
1301 (single_imm_use_1): New.
1302 (verify_gimple_debug): New.
1303 (verify_types_in_gimple_stmt): Handle debug stmts.
1304 (verify_stmt): Likewise.
1305 (debug_loop_num): Skip debug stmts.
1306 (remove_edge_and_dominated_blocks): Remove dominators last.
1307 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into
1309 (linearize_expr): Likewise.
1310 * config/i386/i386.c (ix86_delegitimize_address): Call
1311 default implementation.
1312 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug
1314 (group_barrier_needed): Skip debug insns.
1315 (emit_insn_group_barriers): Likewise.
1316 (emit_all_insn_group_barriers): Likewise.
1317 (ia64_variable_issue): Handle debug insns.
1318 (ia64_dfa_new_cycle): Likewise.
1319 (final_emit_insn_group_barriers): Skip debug insns.
1320 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
1321 def cfa without frame.
1322 (process_set): Likewise.
1323 (process_for_unwind_directive): Pass frame on.
1324 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1325 (rs6000_delegitimize_address): New.
1326 (rs6000_debug_adjust_cost): Handle debug insns.
1327 (is_microcoded_insn): Likewise.
1328 (is_cracked_insn): Likewise.
1329 (is_nonpipeline_insn): Likewise.
1330 (insn_must_be_first_in_group): Likewise.
1331 (insn_must_be_last_in_group): Likewise.
1332 (force_new_group): Likewise.
1333 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
1334 contains only debug insns.
1335 (rtl_merge_blocks): Skip debug insns.
1336 (purge_dead_edges): Likewise.
1337 (rtl_block_ends_with_call_p): Skip debug insns.
1338 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
1339 (mark_reg_dependencies): Skip debug insns.
1340 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
1341 * tree-ssanames.c (release_ssa_name): Propagate def into
1343 * tree-ssa-threadedge.c
1344 (record_temporary_equivalences_from_stmts): Skip debug stmts.
1345 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
1346 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
1347 (copyprop_hardreg_forward_1): Handle debug insns.
1348 * reload1.c (reload): Skip debug insns. Replace unassigned
1349 pseudos in debug insns with their equivalences.
1350 (eliminate_regs_in_insn): Skip debug insns.
1351 (emit_input_reload_insns): Skip debug insns at first, adjust
1353 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
1354 (get_indirect_ref_operands): Pass opf_no_vops on.
1355 (get_expr_operands): Likewise. Skip debug stmts.
1356 (parse_ssa_operands): Scan debug insns with opf_no_vops.
1358 2009-09-01 Richard Henderson <rth@redhat.com>
1360 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
1361 stmt_ends_pp_p statements at least once.
1362 * tree-vrp.c (vrp_initialize): Likewise.
1363 (vrp_visit_stmt): Be prepared for non-interesting stmts.
1365 2009-09-01 Dodji Seketeli <dodji@redhat.com>
1368 Fix AIX bootstrap after PR debug/30161
1369 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
1370 that is a GNU extension.
1371 (tmpl_value_parm_die_table): Move the definition of this global
1372 outside #ifdef DWARF2_DEBUGGING_INFO region.
1374 2009-09-01 Richard Guenther <rguenther@suse.de>
1376 * tree.c (tree_expr_size): New function.
1377 * tree.h (tree_expr_size): Declare.
1378 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
1379 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
1380 * langhooks.c (lhd_expr_size): Remove.
1381 * langhooks.h (struct lang_hooks): Remove expr_size.
1382 * explow.c (expr_size): Use tree_expr_size.
1383 (int_expr_size): Likewise.
1384 * langhooks-def.h (lhd_expr_size): Remove.
1385 (LANG_HOOKS_EXPR_SIZE): Likewise.
1386 (LANG_HOOKS_INITIALIZER): Adjust.
1388 2009-09-01 Richard Guenther <rguenther@suse.de>
1390 * tree-flow.h (mark_addressable): Move declaration ...
1391 * tree.h (mark_addressable): ... here.
1392 * stmt.c (expand_asm_operands): Use mark_addressable, not
1393 lang_hooks.mark_addressable.
1394 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1395 LANG_HOOKS_MARK_ADDRESSABLE.
1396 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
1397 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
1399 2009-08-31 Chris Demetriou <cgd@google.com>
1401 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
1402 vectorize if not TARGET_SSE2.
1404 2009-08-31 DJ Delorie <dj@redhat.com>
1406 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
1407 registers if no coprocessor is enabled.
1409 2009-08-31 Dodji Seketeli <dodji@redhat.com>
1412 * cgraph.h (cgraph_get_node): Declare ...
1413 * cgraph.c (cgraph_get_node): ... new function.
1414 * dwarf2out.c (gen_generic_params_dies,
1415 generic_parameter_die, tree_add_const_value_attribute_for_decl,
1416 make_ith_pack_parameter_name,
1417 append_entry_to_tmpl_value_parm_die_table,
1418 gen_remaining_tmpl_value_param_die_attribute): New functions.
1419 (gen_subprogram_die): Generate debug info for template parameters
1420 if debug info level is higher than DINFO_LEVEL_TERSE.
1421 Use tree_add_const_value_attribute_for_decl instead of
1422 tree_add_const_value_attribute.
1423 (gen_const_die): Use tree_add_const_value_attribute_for_decl
1424 instead of tree_add_const_value_attribute.
1425 (gen_struct_or_union_type_die): Generate debug
1426 info for template parameters if debug info level is higher than
1428 (tree_add_const_value_attribute): Handle integral and pointer
1429 constants. Update comment.
1430 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
1431 (dwarf_attr_name): Support DW_AT_GNU_template_name.
1432 (reference_to_unused): Fix thinko. Remove redundant predicates from
1434 (tree_add_const_value_attribute): Make this work for constant
1436 tree_add_const_value_attribute_for_decl is to be used for variable
1438 (add_location_or_const_value_attribute): Use
1439 tree_add_const_value_attribute_for_decl now.
1440 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
1441 DW_TAG_template_value_param DIEs after function DIEs have been
1443 * langhooks.h (lang_hooks_for_types): Add
1444 get_argument_pack_elems.
1445 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
1446 (lang_hooks): Added get_innermost_generic_parms,
1447 get_innermost_generic_args.
1448 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
1449 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
1450 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
1451 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
1453 2009-08-31 DJ Delorie <dj@redhat.com>
1455 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
1456 it once we start generating the prologue or epilogue.
1457 (mep_call_saves_register): If the frame is locked, re-use
1459 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
1460 (mep_expand_prologue): Call it.
1461 (mep_expand_epilogue): Likewise.
1462 (mep_start_function): Use the same logic as mep_expand_prologue.
1463 (mep_pass_by_reference): Make logic more readable.
1464 (mep_return_in_memory): Zero-sized objects are passed in memory.
1465 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
1468 2009-08-31 Richard Guenther <rguenther@suse.de>
1470 * builtins.c (fold_builtin_memory_op): Use the alias oracle
1471 to query if the memory regions for memmove overlap.
1472 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
1473 asserts on pointers, instead deal with odd trees.
1474 (ptr_derefs_may_alias_p): Likewise.
1475 (refs_may_alias_p_1): Constructor bases also never alias.
1477 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
1479 * doc/install.texi (Final install): Adjust reference on where to
1480 order printed manuals.
1482 2009-08-30 Olivier Hainque <hainque@adacore.com>
1484 * dwarf2out.c (switch_to_frame_table_section): Move
1485 definition prior to first use.
1487 2009-08-30 Richard Guenther <rguenther@suse.de>
1489 PR tree-optimization/41186
1490 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
1491 (ao_ref_init_from_ptr_and_size): New function.
1492 (ref_maybe_used_by_call_p_1): Be more precise tracking
1493 used ranges for builtin functions.
1494 (ref_maybe_used_by_call_p): Adjust.
1495 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
1496 ranges for builtin functions.
1497 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
1499 2009-08-30 Alan Modra <amodra@bigpond.net.au>
1502 * fwprop.c (get_reg_use_in): Delete.
1503 (free_load_extend): New function.
1504 (forward_propagate_subreg): Use it.
1506 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
1508 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
1510 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
1513 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
1516 2009-08-29 Douglas B Rupp <rupp@gnat.com>
1518 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
1519 fini or fini_array section.
1521 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1523 * graphite-dependences.c (graphite_legal_transform_bb): Call
1524 pbb_remove_duplicate_pdrs.
1525 * graphite-poly.c (can_collapse_pdr): Removed.
1526 (pdr_find_duplicate): Removed.
1527 (can_collapse_pdrs): New.
1528 (pbb_remove_duplicate_pdrs): New.
1529 (new_poly_dr): Do not look for duplicates.
1530 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
1531 (PBB_PDR_DUPLICATES_REMOVED): New.
1532 (pbb_remove_duplicate_pdrs): Declared.
1534 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1536 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
1537 the strides by multiplying by PDR_NB_REFS.
1538 * graphite-poly.c (can_collapse_pdr): New.
1539 (pdr_find_duplicate): New.
1540 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
1541 Initialize PDR_NB_REFS.
1542 * graphite-poly.h (struct poly_dr): Add field nb_refs.
1544 (new_poly_dr): Number of subscripts is a graphite_dim_t.
1546 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1549 * graphite-poly.c (apply_poly_transforms): Remove legality test before
1552 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1554 * graphite-dependences.c (pddr_original_scattering): Return NULL
1555 for read-read dependence relations.
1556 * graphite-poly.h (enum poly_dr_type): Fix comment.
1559 (pdr_may_write_p): New.
1561 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1563 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
1564 (struct poly_dr): Same.
1565 (new_poly_dr): Same.
1566 * graphite-poly.c (new_poly_dr): Same.
1567 * graphite-dependences.c (dot_deps): Disable call to system.
1569 2009-08-28 Cary Coutant <ccoutant@google.com>
1572 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
1573 struct/union/enum types local to a function.
1575 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1576 Sebastian Pop <sebastian.pop@amd.com>
1578 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
1579 pbb_strip_mine_time_depth. Changed the implementation so that
1580 transformation is expressed as a transformation on
1581 time (scatttering) dimensions. Also, ensures that the 2d+1
1582 scheduling format is preserved.
1583 (pbb_strip_mine_profitable_p): Profitability is based on the
1584 iteration number of a given time (scattering) dimension,
1585 and not on a original loop depth dimension.
1586 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
1587 (pbb_do_strip_mine): Call psct_dynamic_dim.
1588 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
1589 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
1590 (pbb_nb_dynamic_scattering_transform): New.
1591 (psct_dynamic_dim): New.
1593 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1595 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1596 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1597 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
1598 * graphite-interchange.c (build_linearized_memory_access): Same.
1599 (memory_stride_in_loop): Same.
1601 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1603 * graphite-dependences.c (pddr_original_scattering): New.
1604 (graphite_legal_transform_dr): Call pddr_original_scattering.
1607 * graphite-dependences.h (dot_deps): Declared.
1608 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
1609 (print_pdr): Print PDR_ID.
1610 * graphite-poly.h (struct poly_dr): Add field id.
1613 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
1615 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1617 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
1618 not delete the original dependence relation.
1620 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1622 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
1623 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
1624 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
1625 (free_poly_ddr): New.
1626 (pddr_is_empty): New.
1627 (dependence_polyhedron_1): Now returns a poly_ddr_p.
1628 (dependence_polyhedron): Same. Remove useless gcc_assert.
1630 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
1631 (graphite_carried_dependence_level_k): Call pddr_is_empty.
1632 * graphite-dependences.h (enum poly_dependence_kind): New.
1633 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
1634 (PDRP_SOURCE): Renamed PDDR_SOURCE.
1635 (PDRP_SINK): Renamed PDDR_SINK.
1636 (PDRP_DDP): Renamed PDDR_DDP.
1638 (free_poly_ddr): Declared.
1639 * graphite-poly.c (new_scop): Use the new hash function names.
1640 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
1641 into original_pddrs.
1642 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
1644 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1646 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
1647 bounds with LT_EXPR to make niter analysis more precise on code
1648 generated by Graphite.
1650 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1652 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
1653 (graphite_legal_transform_bb): Same.
1654 (poly_drs_may_alias_p): Same.
1656 2009-08-28 Richard Guenther <rguenther@suse.de>
1658 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
1660 2009-08-28 Jan Beulich <jbeulich@novell.com>
1662 * config/i386/netware.c: Include langhooks.h.
1663 (i386_nlm_encode_section_info): Simplify.
1664 (netware_override_options): Delete.
1665 * config/i386/netware.h (netware_override_options): Delete
1667 (OVERRIDE_OPTIONS): Delete definition.
1668 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1669 (ASM_COMMENT_START): Define.
1670 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
1672 2009-08-28 Jan Beulich <jbeulich@novell.com>
1674 * configure.ac: For in-tree ld, do a plain version check to
1675 determine whether comdat groups are supported.
1676 * configure: Regenerate.
1678 2009-08-28 Olivier Hainque <hainque@adacore.com>
1680 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
1681 always defined. Reflect definition or absence of such for
1682 COLLECT_EXPORT_LIST. Readability helper.
1683 (scanfilter): New enum, to help control what symbols
1684 are to be considered or ignored by scan_prog_file.
1685 (enum pass): Rename as "scanpass", moved together with scanfilter
1686 prior to scan_prog_file's prototype.
1687 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
1688 Group prototype with the scanpass/scanfilter definitions, factorize
1689 head comments for the several implementations at the prototype.
1690 (main): Reorganize the first pass link control to let AIX
1691 drag only the needed frame tables in executables. Prevent
1692 frame tables collection during the scan aimed at static ctors.
1693 Pre-link and scan for frame tables later to compensate.
1694 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
1695 A C statement to issue assembly directives that create a reference
1696 to the given DWARF table identifier label from the current function
1698 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
1699 to differentiate first time section entry. Only emit a .data
1700 tables start identifier label the first time around.
1701 (switch_to_frame_table_section): New function. Helper for
1702 output_call_frame_info to switch possibly BACK into the eh_frame
1703 or the debug_frame section depending on FOR_EH.
1704 (output_call_frame_info): Use helper to first enter the proper
1706 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
1707 emit a link to the frame table start label from each function
1709 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
1710 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
1711 * config/rs6000/rs6000-protos.h: Declare it.
1712 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
1714 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
1716 * config/sh/sh.c (split_branches): Check the result of
1719 2009-08-27 Steve Ellcey <sje@cup.hp.com>
1721 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
1722 using -pthread -fopenmp
1724 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
1726 * doc/service.texi (service directory): Update URL.
1728 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
1730 PR rtl-optimization/40861
1731 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
1732 extract word from a multi-word subreg for negative byte positions.
1734 2009-08-27 Tristan Gingold <gingold@adacore.com>
1735 Douglas B Rupp <rupp@gnat.com>
1737 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
1738 (SECTION_VMS_OVERLAY): Define.
1739 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
1741 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
1743 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
1744 common_object declarations.
1745 (ia64_section_type_flags): Set section flag for common_object.
1746 * config/ia64/ia64-protos.h
1747 (ia64_vms_output_aligned_decl_common): Declare.
1748 (ia64_vms_elf_asm_named_section): Declare.
1750 2009-08-27 Michael Matz <matz@suse.de>
1752 * expr.c (expand_expr_real_2): New function taking exploded
1753 unary or binary expression, split out from ...
1754 (expand_expr_real_1): ... here. Move over all unary/binary
1755 switch parts to above function, in particular these codes:
1756 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
1757 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
1758 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
1759 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
1760 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
1761 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
1762 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
1763 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
1764 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
1765 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
1766 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
1767 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
1768 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
1769 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
1770 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
1771 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
1772 VEC_PACK_FIX_TRUNC_EXPR.
1773 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
1776 2009-08-27 Richard Guenther <rguenther@suse.de>
1778 * gengtype.c (main): Handle uint64_t.
1779 * ipa-utils.c (get_base_var): Indent properly.
1780 * tree-ssa-live.c (debug_scope_block): New function.
1781 * tree-flow.h (debug_scope_block): Declare.
1782 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
1783 * basic-block.h (enum profile_status): Rename to
1784 enum profile_status_d.
1785 (x_profile_status): Adjust type.
1787 2009-08-27 Dodji Seketeli <dodji@redhat.com>
1790 * dwarf2out.c (get_context_die): Declare this static function.
1791 (gen_type_die_with_usage): Make sure a DIE is a generated for
1792 the context of a typedef.
1794 2009-08-26 Anatoly Sokolov <aesok@post.ru>
1796 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
1799 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
1801 * config/mips/mips-protos.h (mips_output_sync): Declare.
1802 (mips_sync_loop_insns): Likewise.
1803 (mips_output_sync_loop): Replace first two parameters with an rtx.
1804 * config/mips/mips.c (mips_multi_member): New structure.
1805 (mips_multi_members): New variable.
1806 (mips_multi_start): New function.
1807 (mips_multi_add): Likewise.
1808 (mips_multi_add_insn): Likewise.
1809 (mips_multi_add_label): Likewise.
1810 (mips_multi_last_index): Likewise.
1811 (mips_multi_copy_insn): Likewise.
1812 (mips_multi_set_operand): Likewise.
1813 (mips_multi_write): Likewise.
1814 (mips_print_operand_punctuation): Remove '%|' and '%-'.
1815 (mips_init_print_operand_punct): Update accordingly.
1816 (mips_start_ll_sc_sync_block): New function.
1817 (mips_end_ll_sc_sync_block): Likewise.
1818 (mips_output_sync): Likewise.
1819 (mips_sync_insn1_template): Likewise.
1820 (mips_sync_insn2_template): Likewise.
1821 (mips_get_sync_operand): Likewise.
1822 (mips_process_sync_loop): Likewise.
1823 (mips_output_sync_loop): Use mips_process_sync_loop.
1824 (mips_sync_loop_insns): New function.
1825 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
1826 (MIPS_COMPARE_AND_SWAP_12): Likewise.
1827 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
1828 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
1829 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
1830 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
1831 (MIPS_SYNC_OLD_OP_12): Likewise.
1832 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
1833 (MIPS_SYNC_NEW_OP_12): Likewise.
1834 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
1835 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
1836 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
1837 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
1838 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
1839 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
1840 * config/mips/mips.md (sync_mem): New attribute.
1841 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
1842 (sync_exclusive_mask, sync_required_oldval): Likewise.
1843 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
1844 (sync_release_barrier): Likewise.
1845 (length): Handle sync loops.
1846 (sync): Use mips_output_sync.
1847 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
1848 (sync_compare_and_swap<mode>): Set the new sync_* attributes
1849 and use mips_output_sync_loop.
1850 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
1851 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
1852 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
1853 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
1854 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
1855 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
1856 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
1857 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
1858 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
1860 2009-08-26 Richard Guenther <rguenther@suse.de>
1863 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
1864 the types to not match.
1865 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
1867 * tree-ssa.c (useless_type_conversion_p): Conversions to
1868 pointers to unprototyped functions are useless.
1870 2009-08-26 Richard Guenther <rguenther@suse.de>
1872 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
1873 whole-program condition, prepare to be called for non-globals.
1874 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
1875 params build a representative with known type and track its fields.
1877 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
1879 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
1880 clearing by a taken branch.
1881 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
1882 effectively after bbro pass.
1883 (sync_nand<mode>): Ditto.
1884 (sync_old_<fetchop_name><mode>): Ditto.
1885 (sync_old_nand<mode>): Ditto.
1886 (sync_new_<fetchop_name><mode>): Dito.
1887 (sync_new_nand<mode>): Ditto.
1888 (sync_compare_and_swap<mode>_1): Ditto.
1889 (*sync_compare_and_swap<mode>): Ditto.
1890 (sync_lock_test_and_set<mode>_1): Ditto.
1891 ("sync_lock_test_and_set<mode>): Ditto.
1893 2009-08-25 Douglas B Rupp <rupp@gnat.com>
1895 * hwint.h (HOST_LONG_FORMAT): New macro
1896 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
1897 Use HOST_PTR_PRINTF.
1898 * system.h (HOST_PTR_PRINTF): Resurrect old macro
1899 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
1900 (HOST_PTR_PRINTF): Document.
1902 2009-08-25 Jan Hubicka <jh@suse.cz>
1904 * config/i386/bmmintrin.h: Replace by #error.
1907 Michael Meissner <michael.meissner@amd.com>
1908 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1909 Tony Linthicum <tony.linthicum@amd.com>
1911 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
1912 (TARGET_ROUND): New macro for the round/ptest instructions which
1913 are shared between SSE4.1 and SSE5.
1914 (OPTION_MASK_ISA_ROUND): Ditto.
1915 (OPTION_ISA_ROUND): Ditto.
1916 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
1917 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
1919 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
1920 (-mfused-madd): New switch to give users control over whether the
1921 compiler optimizes to use the multiply/add SSE5 instructions.
1923 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
1924 (ix86_handle_option): Turn off 3dnow if -msse5.
1925 (override_options): Add SSE5 support.
1926 (print_operand): %Y prints comparison codes for SSE5 com/pcom
1928 (ix86_expand_sse_movcc): Add SSE5 support.
1929 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
1930 vector type to the next largest size.
1931 (ix86_expand_sse5_pack): New function to use pperm to pack a
1932 vector type to the next smallest size.
1933 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
1934 (IX86_BUILTIN_FMADDSD): Ditto.
1935 (IX86_BUILTIN_FMADDPS): Ditto.
1936 (IX86_BUILTIN_FMADDPD): Ditto.
1937 (IX86_BUILTIN_FMSUBSS): Ditto.
1938 (IX86_BUILTIN_FMSUBSD): Ditto.
1939 (IX86_BUILTIN_FMSUBPS): Ditto.
1940 (IX86_BUILTIN_FMSUBPD): Ditto.
1941 (IX86_BUILTIN_FNMADDSS): Ditto.
1942 (IX86_BUILTIN_FNMADDSD): Ditto.
1943 (IX86_BUILTIN_FNMADDPS): Ditto.
1944 (IX86_BUILTIN_FNMADDPD): Ditto.
1945 (IX86_BUILTIN_FNMSUBSS): Ditto.
1946 (IX86_BUILTIN_FNMSUBSD): Ditto.
1947 (IX86_BUILTIN_FNMSUBPS): Ditto.
1948 (IX86_BUILTIN_FNMSUBPD): Ditto.
1949 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
1950 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
1951 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
1952 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
1953 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
1954 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
1955 (IX86_BUILTIN_PPERM): Ditto.
1956 (IX86_BUILTIN_PERMPS): Ditto.
1957 (IX86_BUILTIN_PERMPD): Ditto.
1958 (IX86_BUILTIN_PMACSSWW): Ditto.
1959 (IX86_BUILTIN_PMACSWW): Ditto.
1960 (IX86_BUILTIN_PMACSSWD): Ditto.
1961 (IX86_BUILTIN_PMACSWD): Ditto.
1962 (IX86_BUILTIN_PMACSSDD): Ditto.
1963 (IX86_BUILTIN_PMACSDD): Ditto.
1964 (IX86_BUILTIN_PMACSSDQL): Ditto.
1965 (IX86_BUILTIN_PMACSSDQH): Ditto.
1966 (IX86_BUILTIN_PMACSDQL): Ditto.
1967 (IX86_BUILTIN_PMACSDQH): Ditto.
1968 (IX86_BUILTIN_PMADCSSWD): Ditto.
1969 (IX86_BUILTIN_PMADCSWD): Ditto.
1970 (IX86_BUILTIN_PHADDBW): Ditto.
1971 (IX86_BUILTIN_PHADDBD): Ditto.
1972 (IX86_BUILTIN_PHADDBQ): Ditto.
1973 (IX86_BUILTIN_PHADDWD): Ditto.
1974 (IX86_BUILTIN_PHADDWQ): Ditto.
1975 (IX86_BUILTIN_PHADDDQ): Ditto.
1976 (IX86_BUILTIN_PHADDUBW): Ditto.
1977 (IX86_BUILTIN_PHADDUBD): Ditto.
1978 (IX86_BUILTIN_PHADDUBQ): Ditto.
1979 (IX86_BUILTIN_PHADDUWD): Ditto.
1980 (IX86_BUILTIN_PHADDUWQ): Ditto.
1981 (IX86_BUILTIN_PHADDUDQ): Ditto.
1982 (IX86_BUILTIN_PHSUBBW): Ditto.
1983 (IX86_BUILTIN_PHSUBWD): Ditto.
1984 (IX86_BUILTIN_PHSUBDQ): Ditto.
1985 (IX86_BUILTIN_PROTB): Ditto.
1986 (IX86_BUILTIN_PROTW): Ditto.
1987 (IX86_BUILTIN_PROTD): Ditto.
1988 (IX86_BUILTIN_PROTQ): Ditto.
1989 (IX86_BUILTIN_PROTB_IMM): Ditto.
1990 (IX86_BUILTIN_PROTW_IMM): Ditto.
1991 (IX86_BUILTIN_PROTD_IMM): Ditto.
1992 (IX86_BUILTIN_PROTQ_IMM): Ditto.
1993 (IX86_BUILTIN_PSHLB): Ditto.
1994 (IX86_BUILTIN_PSHLW): Ditto.
1995 (IX86_BUILTIN_PSHLD): Ditto.
1996 (IX86_BUILTIN_PSHLQ): Ditto.
1997 (IX86_BUILTIN_PSHAB): Ditto.
1998 (IX86_BUILTIN_PSHAW): Ditto.
1999 (IX86_BUILTIN_PSHAD): Ditto.
2000 (IX86_BUILTIN_PSHAQ): Ditto.
2001 (IX86_BUILTIN_FRCZSS): Ditto.
2002 (IX86_BUILTIN_FRCZSD): Ditto.
2003 (IX86_BUILTIN_FRCZPS): Ditto.
2004 (IX86_BUILTIN_FRCZPD): Ditto.
2005 (IX86_BUILTIN_CVTPH2PS): Ditto.
2006 (IX86_BUILTIN_CVTPS2PH): Ditto.
2007 (IX86_BUILTIN_COMEQSS): Ditto.
2008 (IX86_BUILTIN_COMNESS): Ditto.
2009 (IX86_BUILTIN_COMLTSS): Ditto.
2010 (IX86_BUILTIN_COMLESS): Ditto.
2011 (IX86_BUILTIN_COMGTSS): Ditto.
2012 (IX86_BUILTIN_COMGESS): Ditto.
2013 (IX86_BUILTIN_COMUEQSS): Ditto.
2014 (IX86_BUILTIN_COMUNESS): Ditto.
2015 (IX86_BUILTIN_COMULTSS): Ditto.
2016 (IX86_BUILTIN_COMULESS): Ditto.
2017 (IX86_BUILTIN_COMUGTSS): Ditto.
2018 (IX86_BUILTIN_COMUGESS): Ditto.
2019 (IX86_BUILTIN_COMORDSS): Ditto.
2020 (IX86_BUILTIN_COMUNORDSS): Ditto.
2021 (IX86_BUILTIN_COMFALSESS): Ditto.
2022 (IX86_BUILTIN_COMTRUESS): Ditto.
2023 (IX86_BUILTIN_COMEQSD): Ditto.
2024 (IX86_BUILTIN_COMNESD): Ditto.
2025 (IX86_BUILTIN_COMLTSD): Ditto.
2026 (IX86_BUILTIN_COMLESD): Ditto.
2027 (IX86_BUILTIN_COMGTSD): Ditto.
2028 (IX86_BUILTIN_COMGESD): Ditto.
2029 (IX86_BUILTIN_COMUEQSD): Ditto.
2030 (IX86_BUILTIN_COMUNESD): Ditto.
2031 (IX86_BUILTIN_COMULTSD): Ditto.
2032 (IX86_BUILTIN_COMULESD): Ditto.
2033 (IX86_BUILTIN_COMUGTSD): Ditto.
2034 (IX86_BUILTIN_COMUGESD): Ditto.
2035 (IX86_BUILTIN_COMORDSD): Ditto.
2036 (IX86_BUILTIN_COMUNORDSD): Ditto.
2037 (IX86_BUILTIN_COMFALSESD): Ditto.
2038 (IX86_BUILTIN_COMTRUESD): Ditto.
2039 (IX86_BUILTIN_COMEQPS): Ditto.
2040 (IX86_BUILTIN_COMNEPS): Ditto.
2041 (IX86_BUILTIN_COMLTPS): Ditto.
2042 (IX86_BUILTIN_COMLEPS): Ditto.
2043 (IX86_BUILTIN_COMGTPS): Ditto.
2044 (IX86_BUILTIN_COMGEPS): Ditto.
2045 (IX86_BUILTIN_COMUEQPS): Ditto.
2046 (IX86_BUILTIN_COMUNEPS): Ditto.
2047 (IX86_BUILTIN_COMULTPS): Ditto.
2048 (IX86_BUILTIN_COMULEPS): Ditto.
2049 (IX86_BUILTIN_COMUGTPS): Ditto.
2050 (IX86_BUILTIN_COMUGEPS): Ditto.
2051 (IX86_BUILTIN_COMORDPS): Ditto.
2052 (IX86_BUILTIN_COMUNORDPS): Ditto.
2053 (IX86_BUILTIN_COMFALSEPS): Ditto.
2054 (IX86_BUILTIN_COMTRUEPS): Ditto.
2055 (IX86_BUILTIN_COMEQPD): Ditto.
2056 (IX86_BUILTIN_COMNEPD): Ditto.
2057 (IX86_BUILTIN_COMLTPD): Ditto.
2058 (IX86_BUILTIN_COMLEPD): Ditto.
2059 (IX86_BUILTIN_COMGTPD): Ditto.
2060 (IX86_BUILTIN_COMGEPD): Ditto.
2061 (IX86_BUILTIN_COMUEQPD): Ditto.
2062 (IX86_BUILTIN_COMUNEPD): Ditto.
2063 (IX86_BUILTIN_COMULTPD): Ditto.
2064 (IX86_BUILTIN_COMULEPD): Ditto.
2065 (IX86_BUILTIN_COMUGTPD): Ditto.
2066 (IX86_BUILTIN_COMUGEPD): Ditto.
2067 (IX86_BUILTIN_COMORDPD): Ditto.
2068 (IX86_BUILTIN_COMUNORDPD): Ditto.
2069 (IX86_BUILTIN_COMFALSEPD): Ditto.
2070 (IX86_BUILTIN_COMTRUEPD): Ditto.
2071 (IX86_BUILTIN_PCOMEQUB): Ditto.
2072 (IX86_BUILTIN_PCOMNEUB): Ditto.
2073 (IX86_BUILTIN_PCOMLTUB): Ditto.
2074 (IX86_BUILTIN_PCOMLEUB): Ditto.
2075 (IX86_BUILTIN_PCOMGTUB): Ditto.
2076 (IX86_BUILTIN_PCOMGEUB): Ditto.
2077 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
2078 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
2079 (IX86_BUILTIN_PCOMEQUW): Ditto.
2080 (IX86_BUILTIN_PCOMNEUW): Ditto.
2081 (IX86_BUILTIN_PCOMLTUW): Ditto.
2082 (IX86_BUILTIN_PCOMLEUW): Ditto.
2083 (IX86_BUILTIN_PCOMGTUW): Ditto.
2084 (IX86_BUILTIN_PCOMGEUW): Ditto.
2085 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
2086 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
2087 (IX86_BUILTIN_PCOMEQUD): Ditto.
2088 (IX86_BUILTIN_PCOMNEUD): Ditto.
2089 (IX86_BUILTIN_PCOMLTUD): Ditto.
2090 (IX86_BUILTIN_PCOMLEUD): Ditto.
2091 (IX86_BUILTIN_PCOMGTUD): Ditto.
2092 (IX86_BUILTIN_PCOMGEUD): Ditto.
2093 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
2094 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
2095 (IX86_BUILTIN_PCOMEQUQ): Ditto.
2096 (IX86_BUILTIN_PCOMNEUQ): Ditto.
2097 (IX86_BUILTIN_PCOMLTUQ): Ditto.
2098 (IX86_BUILTIN_PCOMLEUQ): Ditto.
2099 (IX86_BUILTIN_PCOMGTUQ): Ditto.
2100 (IX86_BUILTIN_PCOMGEUQ): Ditto.
2101 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
2102 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
2103 (IX86_BUILTIN_PCOMEQB): Ditto.
2104 (IX86_BUILTIN_PCOMNEB): Ditto.
2105 (IX86_BUILTIN_PCOMLTB): Ditto.
2106 (IX86_BUILTIN_PCOMLEB): Ditto.
2107 (IX86_BUILTIN_PCOMGTB): Ditto.
2108 (IX86_BUILTIN_PCOMGEB): Ditto.
2109 (IX86_BUILTIN_PCOMFALSEB): Ditto.
2110 (IX86_BUILTIN_PCOMTRUEB): Ditto.
2111 (IX86_BUILTIN_PCOMEQW): Ditto.
2112 (IX86_BUILTIN_PCOMNEW): Ditto.
2113 (IX86_BUILTIN_PCOMLTW): Ditto.
2114 (IX86_BUILTIN_PCOMLEW): Ditto.
2115 (IX86_BUILTIN_PCOMGTW): Ditto.
2116 (IX86_BUILTIN_PCOMGEW): Ditto.
2117 (IX86_BUILTIN_PCOMFALSEW): Ditto.
2118 (IX86_BUILTIN_PCOMTRUEW): Ditto.
2119 (IX86_BUILTIN_PCOMEQD): Ditto.
2120 (IX86_BUILTIN_PCOMNED): Ditto.
2121 (IX86_BUILTIN_PCOMLTD): Ditto.
2122 (IX86_BUILTIN_PCOMLED): Ditto.
2123 (IX86_BUILTIN_PCOMGTD): Ditto.
2124 (IX86_BUILTIN_PCOMGED): Ditto.
2125 (IX86_BUILTIN_PCOMFALSED): Ditto.
2126 (IX86_BUILTIN_PCOMTRUED): Ditto.
2127 (IX86_BUILTIN_PCOMEQQ): Ditto.
2128 (IX86_BUILTIN_PCOMNEQ): Ditto.
2129 (IX86_BUILTIN_PCOMLTQ): Ditto.
2130 (IX86_BUILTIN_PCOMLEQ): Ditto.
2131 (IX86_BUILTIN_PCOMGTQ): Ditto.
2132 (IX86_BUILTIN_PCOMGEQ): Ditto.
2133 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
2134 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
2135 (enum multi_arg_type): New enum for describing the various SSE5
2136 intrinsic argument types.
2137 (bdesc_multi_arg): New table for SSE5 intrinsics.
2138 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
2139 (ix86_expand_multi_arg_builtin): New function for creating SSE5
2141 (ix86_expand_builtin): Add SSE5 intrinsic support.
2142 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
2143 operand instructions.
2144 (ix86_expand_sse5_multiple_memory): New function to split the
2145 second memory reference from SSE5 instructions.
2146 (type_has_variadic_args_p): Delete in favor of stdarg_p.
2147 (ix86_return_pops_args): Use stdarg_p to determine if the function
2148 has variable arguments.
2149 (ix86_setup_incoming_varargs): Ditto.
2150 (x86_this_parameter): Ditto.
2152 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
2154 (ix86_expand_sse5_pack): Ditto.
2155 (ix86_sse5_valid_op_p): Ditto.
2156 (ix86_expand_sse5_multiple_memory): Ditto.
2158 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
2159 constant for SSE5 support.
2160 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
2161 (UNSPEC_SSE5_TRUEFALSE): Ditto.
2162 (UNSPEC_SSE5_PERMUTE): Ditto.
2163 (UNSPEC_SSE5_ASHIFT): Ditto.
2164 (UNSPEC_SSE5_LSHIFT): Ditto.
2165 (UNSPEC_FRCZ): Ditto.
2166 (UNSPEC_CVTPH2PS): Ditto.
2167 (UNSPEC_CVTPS2PH): Ditto.
2168 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
2170 (COM_FALSE_S): Ditto.
2171 (COM_FALSE_P): Ditto.
2172 (COM_TRUE_S): Ditto.
2173 (COM_TRUE_P): Ditto.
2174 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
2175 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
2177 (memory attribute): Ditto.
2178 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2179 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
2180 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2181 (floor<mode>2): Ditto.
2182 (ceil<mode>2): Ditto.
2183 (btrunc<mode>2): Ditto.
2184 (nearbyintdf2): Ditto.
2185 (nearbyintsf2): Ditto.
2186 (sse_setccsf): Disable if SSE5.
2187 (sse_setccdf): Ditto.
2188 (sse5_setcc<mode>): New support for SSE5 conditional move.
2189 (sse5_pcmov_<mode>): Ditto.
2191 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
2193 (SSEMODEF2P): Ditto.
2194 (ssemodesuffixf4): New mode attribute for SSE5.
2195 (ssemodesuffixf2s): Ditto.
2196 (ssemodesuffixf2c): Ditto.
2197 (sserotatemax): Ditto.
2198 (ssescalarmode): Ditto.
2199 (sse_maskcmpv4sf3): Disable if SSE5.
2200 (sse_maskcmpv2df3): Ditto.
2201 (sse_vmmaskcmpv4sf3): Ditto.
2202 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
2203 (sse5_vmfmadd<mode>4): Ditto.
2204 (sse5_fmsub<mode>4): Ditto.
2205 (sse5_vmfmsub<mode>4): Ditto.
2206 (sse5_fnmadd<mode>4): Ditto.
2207 (sse5_vmfnmadd<mode>4): Ditto.
2208 (sse5_fnmsub<mode>4): Ditto.
2209 (sse5_vmfnmsub<mode>4): Ditto.
2210 (sse5i_fmadd<mode>4): Ditto.
2211 (sse5i_fmsub<mode>4): Ditto.
2212 (sse5i_fnmadd<mode>4): Ditto.
2213 (sse5i_fnmsub<mode>4): Ditto.
2214 (sse5i_vmfmadd<mode>4): Ditto.
2215 (sse5i_vmfmsub<mode>4): Ditto.
2216 (sse5i_vmfnmadd<mode>4): Ditto.
2217 (sse5i_vmfnmsub<mode>4): Ditto.
2218 (mulv16qi3): Add SSE5 support.
2220 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
2221 (sse2_mulv4si3): Disable if SSE5.
2222 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
2223 (sse4_1_roundps): Ditto.
2224 (sse4_1_roundsd): Ditto.
2225 (sse4_1_roundss): Ditto.
2226 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
2228 (sse_maskcmpsf3): Ditto.
2229 (sse_vmmaskcmpv4sf3): Ditto.
2230 (sse2_maskcmpv2df3): Ditto.
2231 (sse2_maskcmpdf3): Ditto.
2232 (sse2_vmmaskcmpv2df3): Ditto.
2233 (sse2_eq<mode>3): Ditto.
2234 (sse2_gt<mode>3): Ditto.
2235 (sse5_pcmov_<mode>): Add SSE5 support.
2236 (vec_unpacku_hi_v16qi): Ditto.
2237 (vec_unpacks_hi_v16qi): Ditto.
2238 (vec_unpacku_lo_v16qi): Ditto.
2239 (vec_unpacks_lo_v16qi): Ditto.
2240 (vec_unpacku_hi_v8hi): Ditto.
2241 (vec_unpacks_hi_v8hi): Ditto.
2242 (vec_unpacku_lo_v8hi): Ditto.
2243 (vec_unpacks_lo_v8hi): Ditto.
2244 (vec_unpacku_hi_v4si): Ditto.
2245 (vec_unpacks_hi_v4si): Ditto.
2246 (vec_unpacku_lo_v4si): Ditto.
2247 (vec_unpacks_lo_v4si): Ditto.
2248 (sse5_pmacsww): New SSE5 intrinsic insn.
2249 (sse5_pmacssww): Ditto.
2250 (sse5_pmacsdd): Ditto.
2251 (sse5_pmacssdd): Ditto.
2252 (sse5_pmacssdql): Ditto.
2253 (sse5_pmacssdqh): Ditto.
2254 (sse5_pmacsdqh): Ditto.
2255 (sse5_pmacsswd): Ditto.
2256 (sse5_pmacswd): Ditto.
2257 (sse5_pmadcsswd): Ditto.
2258 (sse5_pmadcswd): Ditto.
2259 (sse5_pcmov_<move>): Conditional move support on SSE5.
2260 (sse5_phaddbw): New SSE5 intrinsic insn.
2261 (sse5_phaddbd): Ditto.
2262 (sse5_phaddbq): Ditto.
2263 (sse5_phaddwd): Ditto.
2264 (sse5_phaddwq): Ditto.
2265 (sse5_phadddq): Ditto.
2266 (sse5_phaddubw): Ditto.
2267 (sse5_phaddubd): Ditto.
2268 (sse5_phaddubq): Ditto.
2269 (sse5_phadduwd): Ditto.
2270 (sse5_phadduwq): Ditto.
2271 (sse5_phaddudq): Ditto.
2272 (sse5_phsubbw): Ditto.
2273 (sse5_phsubwd): Ditto.
2274 (sse5_phsubdq): Ditto.
2275 (sse5_pperm): Ditto.
2276 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
2277 (sse5_pperm_zero_v16qi_v8hi): Ditto.
2278 (sse5_pperm_sign_v8hi_v4si): Ditto.
2279 (sse5_pperm_zero_v8hi_v4si): Ditto.
2280 (sse5_pperm_sign_v4si_v2di): Ditto.
2281 (sse5_pperm_sign_v4si_v2di): Ditto.
2282 (sse5_pperm_pack_v2di_v4si): Ditto.
2283 (sse5_pperm_pack_v4si_v8hi): Ditto.
2284 (sse5_pperm_pack_v8hi_v16qi): Ditto.
2285 (sse5_perm<mode>): New SSE5 intrinsic insn.
2286 (rotl<mode>3): Ditto.
2287 (sse5_rotl<mode>3): Ditto.
2288 (sse5_ashl<mode>3): Ditto.
2289 (sse5_lshl<mode>3): Ditto.
2290 (sse5_frcz<mode>2): Ditto.
2291 (sse5s_frcz<mode>2): Ditto.
2292 (sse5_cvtph2ps): Ditto.
2293 (sse5_cvtps2ph): Ditto.
2294 (sse5_vmmaskcmp<mode>3): Ditto.
2295 (sse5_com_tf<mode>3): Ditto.
2296 (sse5_maskcmp<mode>3): Ditto.
2297 (sse5_maskcmp_uns<mode>3): Ditto.
2298 (sse5_maskcmp_uns2<mode>3): Ditto.
2299 (sse5_pcom_tf<mode>3): Ditto.
2301 * config/i386/predicates.md (sse5_comparison_float_operator):
2302 New predicate to match the comparison operators supported by
2303 the SSE5 com instruction.
2304 (ix86_comparison_int_operator): New predicate to match just the
2305 signed int comparisons.
2306 (ix86_comparison_uns_operator): New predicate to match just the
2307 unsigned int comparisons.
2309 * doc/invoke.texi (-msse5): Add documentation.
2310 (-mfused-madd): Ditto.
2312 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
2314 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
2316 (x86_64-*-*): Ditto.
2318 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
2320 * config/i386/bmmintrin.h: New file, provide common x86 compiler
2321 intrinisics for SSE5.
2323 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
2326 * config/i386/mmintrin-common.h: New file, to contain common
2327 instructions between SSE4.1 and SSE5.
2329 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
2330 FOREACH_FUNCTION_ARGS to iterate over the argument list.
2331 (gen_regparm_prefix): Ditto.
2333 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
2334 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
2335 prototype_p to determine if a function is prototyped.
2337 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
2339 * c-common.c (c_common_reswords) add the alignof keyword,
2340 with same RID as __alignof and __alignof__
2342 2009-08-25 Anatoly Sokolov <aesok@post.ru>
2344 * hooks.h (hook_bool_const_int_const_int_true): Declare.
2345 * hooks.c (hook_bool_const_int_const_int_true): New function.
2346 * target.h (struct gcc_target): Add can_eliminate field.
2347 * target-def.h (TARGET_CAN_ELIMINATE): Define.
2348 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
2349 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
2350 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
2351 (elim_table): Revise comment.
2352 * system.h (CAN_ELIMINATE): Poison.
2353 * defaults.h (CAN_ELIMINATE): Remove.
2354 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2356 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
2357 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
2359 (alpha_vms_can_eliminate): Declare as static, change return type to
2361 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
2363 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
2364 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
2365 (arm_can_eliminate): New function.
2367 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
2368 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
2369 (avr_can_eliminate): Declare as static.
2370 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
2372 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
2373 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
2374 (bfin_can_eliminate): New function.
2376 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
2377 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
2378 (crx_can_eliminate): New function.
2380 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
2381 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
2382 (fr30_can_eliminate): New function.
2384 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
2385 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
2386 (frv_can_eliminate): New function.
2388 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
2389 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
2390 (h8300_can_eliminate): New function.
2392 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
2393 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
2394 (i386_can_eliminate): Declare as static, change return type to bool.
2395 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
2397 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
2398 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
2399 (ia64_can_eliminate): New function.
2401 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
2402 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
2403 (iq2000_can_eliminate): New function.
2405 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
2406 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
2407 (m32r_can_eliminate): New function.
2409 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
2410 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
2411 (m68hc11_can_eliminate): New function.
2413 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
2414 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
2415 (m68k_can_eliminate): New function.
2417 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
2418 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
2419 (mep_can_eliminate): New function.
2421 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
2422 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
2423 (mips_can_eliminate): New function.
2425 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
2426 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
2427 (rs6000_can_eliminate): New function.
2429 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
2430 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
2431 (s390_can_eliminate): Declare as static.
2432 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
2434 * config/score/score.h (CAN_ELIMINATE): Remove macro.
2435 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
2436 (score_can_eliminate): New function.
2438 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
2439 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
2440 (sparc_can_eliminate): Declare as static.
2441 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
2443 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
2444 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
2445 (xstormy16_can_eliminate): New function.
2447 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
2448 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
2449 (v850_can_eliminate): New function.
2451 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
2453 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
2454 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
2455 (*movdfcc_ext[1234]): Disable for IEEE mode.
2457 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
2459 * gimplify.c (prepare_gimple_addressable): New static function.
2460 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
2462 (gimplify_addr_expr): Invoke it similarly on the operand instead of
2463 manually fiddling with it.
2465 2009-08-25 Michael Matz <matz@suse.de>
2467 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
2468 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
2470 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
2471 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
2472 (do_jump): Split out code for simple binary comparisons into ...
2473 (do_jump_1): ... this, taking the individual operands and code.
2474 Change callers to helper function above accordingly.
2475 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
2478 2009-08-25 Michael Matz <matz@suse.de>
2480 * expr.h (struct separate_ops, sepops): New type for passing
2481 around an exploded simple expression.
2482 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
2483 Use this structure instead of expression tree.
2484 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
2485 expression, only its type.
2486 (expand_vec_cond_expr): Take type and individual operands instead
2488 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
2489 expand_vec_shift_expr): Change prototype accordingly.
2490 * tree-vect-stmts.c (vectorizable_condition): Change call of
2491 expand_vec_cond_expr_p to pass only type.
2492 * expr.c (do_store_flags): Change prototype and implementation
2493 to take an exploded expression.
2494 (expand_expr_real_1): New local ops initialized with details
2495 of the full expression. Use it instead of full
2496 expression in calls to do_store_flags, expand_vec_cond_expr,
2497 expand_widen_pattern_expr and expand_vec_shift_expr.
2499 2009-08-25 Michael Matz <matz@suse.de>
2501 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
2502 treeop2 initialized with first three operands of the full expression.
2503 Substitute all TREE_OPERAND (exp, [012]) calls with them.
2505 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
2507 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
2508 (__gthread_objc_condition_allocate): Mark arguments as unused.
2509 (__gthread_objc_condition_deallocate): Likewise.
2510 (__gthread_objc_condition_wait): Likewise.
2511 (__gthread_objc_condition_broadcast): Likewise.
2512 (__gthread_objc_condition_signal): Likewise.
2513 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
2514 (__gthread_objc_thread_id): Likewise.
2516 2009-08-25 Janus Weil <janus@gcc.gnu.org>
2519 * tree-pretty-print.c (print_call_name): Print the correct call name
2520 for procedure pointer components.
2522 2009-08-24 Steve Ellcey <sje@cup.hp.com>
2524 * config/ia64/ia64.c (ia64_promote_function_mode): Call
2525 default_promote_function_mode when not VMS.
2527 2009-08-24 Olivier Hainque <hainque@adacore.com>
2529 * convert.c (convert_to_integer): Don't assume an input pointer is
2530 POINTER_SIZE wide. Fetch from the type instead.
2532 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2534 * configure.ac (AC_PREREQ): Bump to 2.64.
2536 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
2538 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
2539 (process_command): Don't search standard_exec_prefix_1 and
2540 standard_exec_prefix_2.
2542 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2544 * config/arm/arm.c (output_return_instruction): Handle for
2547 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2549 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
2551 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2553 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
2554 (*arm_movdf_vfp): Likewise.
2556 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2558 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
2559 (vashr<mode>3): Rename from ashr<mode>3.
2560 (vlshr<mode>3): Rename from lshr<mode>3.
2562 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
2565 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
2566 (check_format_info_main): Use scalar_identify_flag.
2567 (check_format_types): Check for scalar size identity if
2568 scalar_identify_flag is set.
2569 (printf_length_specs): Extend by new field.
2570 (asm_fprintf_length_specs): Likewise.
2571 (gcc_diag_length_specs): Likewise.
2572 (scanf_length_specs): Likewise.
2573 (strfmon_length_specs): Likewise.
2574 (gcc_gfc_length_specs): Likewise.
2575 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
2576 (ms_printf_flag_specs): Likewise.
2577 * c-format.h (format_length_info): Add new member scalar_identity_flag.
2579 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
2582 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
2583 (*call_value_pop_1): Ditto.
2584 (*sibcall_pop_1): New insn pattern.
2585 (*sibcall_value_pop_1): Ditto.
2587 2009-08-23 Alan Modra <amodra@bigpond.net.au>
2590 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
2593 2009-08-23 Alan Modra <amodra@bigpond.net.au>
2596 * fwprop.c (try_fwprop_subst): Allow multiple sets.
2597 (get_reg_use_in): New function.
2598 (forward_propagate_subreg): Propagate through subreg of zero_extend
2601 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
2603 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
2604 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
2606 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2608 * configure.ac: Remove --with-datarootdir, --with-docdir,
2609 --with-htmldir switches. No need to call AC_SUBST for
2610 datarootdir, docdir, htmldir any more.
2611 * configure: Regenerate.
2612 * doc/install.texi (Configuration): Document --datarootdir,
2613 --docdir, --htmldir, --pdfdir; update documentation for
2614 --infodir, --mandir.
2615 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
2618 * aclocal.m4: Regenerate.
2619 * config.in: Regenerate.
2620 * configure: Regenerate.
2622 2009-08-21 Douglas B Rupp <rupp@gnat.com>
2623 Olivier Hainque <hainque@adacore.com>
2625 * config/ia64/ia64.c: Include libfuncs.h.
2626 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
2627 (ia64_expand_call): Use reg 25 on VMS.
2628 (ia64_initialize_trampoline): Fix for VMS ABI.
2629 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
2630 (ia64_function_arg): Initialize reg 25 on VMS.
2631 Fix OpenVMS ABI issues for varargs.
2632 For OpenVMS, emit the Argument Information register set in the
2633 incoming/sibcall case as well.
2634 (ia64_arg_type): New function.
2635 (ia64_function_arg_advance): Keep track of cum->words.
2636 Fix OpenVMS ABI issues for varargs.
2637 (ia64_function_value): On VMS, promote mode of non-aggregate types.
2638 (ia64_override_options): Set flag_no_common on VMS.
2639 (ia64_init_builtins): Disable FWRITE builtin.
2640 (ia64_asm_output_external): Call DO_CRTL_NAMES.
2641 (ia64_vms_init_libfuncs): Add decc$ routines.
2642 (ia64_vms_valid_pointer_mode): New function.
2643 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
2644 (ia64_promote_function_mode): New function
2645 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
2646 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
2647 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
2648 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
2649 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
2650 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
2651 Suppress trailing '#' if VALUE is numeric.
2652 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
2653 ia64_promote_function_mode.
2654 (TARGET_VALID_POINTER_MODE): Define.
2656 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2659 * config/rs6000/rs6000.c (rs6000_override_options): Use
2660 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
2663 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
2664 reporting of vector + decimal/boolean/complex error.
2666 2009-08-21 Jakub Jelinek <jakub@redhat.com>
2668 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
2669 __vector double TYPE_DECL.
2671 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
2673 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
2674 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
2675 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
2676 to pointer to enum machine_mode. Update all callers as needed.
2678 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
2680 * config/alpha/alpha.md (exception_receiver): Emit alternative
2681 GP load sequence if flag_reorder_blocks_and_partition is set.
2682 (*exception_receiver_2): Also enable when
2683 flag_reorder_blocks_and_partition is set.
2685 2009-08-20 Matt Rice <ratmice@gmail.com>
2686 Diego Novillo <dnovillo@google.com>
2688 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
2691 2009-08-20 Richard Guenther <rguenther@suse.de>
2693 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
2694 * c-tree.h (c_dup_lang_specific_decl): Remove.
2695 (struct lang_decl, struct lang_type): Move definitions ...
2696 * c-lang.h: ... here. New file.
2697 * c-decl.c: Include c-lang.h.
2698 (c_dup_lang_specific_decl): Remove.
2699 * c-typeck.c: Include c-lang.h.
2700 * Makefile.in (c-decl.o): Add c-lang.h dependency.
2701 (c-typeck.o): Likewise.
2702 * c-config-lang.in (gtfiles): Add c-lang.h.
2703 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
2706 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
2708 * config/alpha/alpha.c (alpha_end_function): Do not clear
2709 crtl->emit structure and free insn locators if cfun->is_thunk is true,
2710 this is now handled in generic code.
2712 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
2714 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
2715 (s390_z10_fix_long_loop_prediction): New function.
2716 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
2717 (s390_reorg): Walk over the INSNs and invoke
2718 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
2720 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
2722 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
2723 "*brx_64bit", "*brx_31bit"): New patterns.
2724 * config/s390/s390.c ('E'): New output modifier.
2726 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2727 Richard Earnshaw <richard.earnshaw@arm.com>
2729 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
2730 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
2732 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2734 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
2736 * pa.c (emit_move_sequence): Check if address of operand1 is valid
2737 for mode mode of operand0 when doing secondary reload for SAR.
2739 2009-08-19 Jakub Jelinek <jakub@redhat.com>
2742 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
2743 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
2745 2009-08-19 Jason Merrill <jason@redhat.com>
2747 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
2748 supported template depth in C++0x.
2750 2009-08-19 Jakub Jelinek <jakub@redhat.com>
2752 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
2753 free_after_compilation.
2754 * config/score/score7.c (score7_output_mi_thunk): Likewise.
2755 * config/score/score3.c (score3_output_mi_thunk): Likewise.
2756 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2757 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2758 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2759 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2760 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2762 2009-08-19 Ian Lance Taylor <iant@google.com>
2764 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
2765 of (plus (mult (neg B) C) A).
2767 2009-08-18 Michael Matz <matz@suse.de>
2769 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
2770 instead of comparing TYPE_MAIN_VARIANT for equality.
2771 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
2772 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
2773 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
2774 * gimplify.c (goa_lhs_expr_p): Ditto and use
2775 STRIP_USELESS_TYPE_CONVERSION.
2777 2009-08-18 Michael Matz <matz@suse.de>
2779 * tree-ssa-structalias.c (create_variable_info_for): Also mark
2780 first field in a struct.
2781 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
2783 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
2785 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
2786 locators before emit_insn is called. Remove assert that
2788 (alpha_end_function): Clear crtl->emit structure and free insn
2789 locators if cfun->is_thunk is true.
2791 2009-08-18 Jason Merrill <jason@redhat.com>
2793 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
2795 * configure.ac: Test for it.
2796 * configure, config.in: Regenerate.
2797 * doc/install.texi: Document --enable-gnu-unique-object.
2799 2009-08-18 Richard Guenther <rguenther@suse.de>
2802 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
2803 pow(x,y*z) only if x is nonnegative.
2805 2009-08-18 Jakub Jelinek <jakub@redhat.com>
2807 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
2811 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
2812 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
2814 2009-08-17 DJ Delorie <dj@redhat.com>
2816 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
2817 * config/m32c/prologue.md (epilogue_freit): New.
2819 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
2820 (bank_switch_p): Likewise.
2821 (fast_interrupt_p): Likewise.
2822 (interrupt_p): Likewise.
2823 (m32c_conditional_register_usage): Round memregs size up.
2824 (need_to_save): We only need to save $a0 when we use ENTER.
2825 (interrupt_p): Check for fast_interrupt too.
2826 (bank_switch_p): New.
2827 (fast_interrupt_p): New.
2828 (m32c_attribute_table): Add bank_switch and fast_interrupt.
2829 (m32c_emit_prolog): Support bank switching and fast interrupts.
2830 * doc/extend.texi (Function Attributes): Add bank_switch and
2833 2009-08-17 Douglas B Rupp <rupp@gnat.com>
2835 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
2836 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
2838 2009-08-16 Douglas B Rupp <rupp@gnat.com>
2840 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
2841 (menu): Add IA-64/VMS Options.
2842 (IA-64/VMS Options): Likewise.
2844 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
2847 * config/mips/mips.md (*lwxs): Use :P for pointer values.
2849 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
2851 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
2852 (mips_pop_asm_switch): Likewise.
2853 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
2855 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
2856 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
2857 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
2858 (mips_print_operand_punctuation): Use them. Check mips_noreorder
2859 instead of set_noreorder.
2860 (mips_output_function_prologue): Use the new functions.
2861 (mips_output_function_epilogue): Likewise.
2862 (mips_need_noat_wrapper_p): New function, split out from...
2863 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
2864 Use mips_push_asm_switch and mips_pop_asm_switch.
2865 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
2866 and mips_pop_asm_switch.
2867 (ASM_OUTPUT_REG_POP): Likewise.
2868 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
2869 Use mips_pop_asm_switch.
2870 (mips_asm_switch): New structure.
2871 (set_noreorder, set_nomacro): Replace with...
2872 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
2873 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
2874 instead of set_nomacro.
2875 (fix_truncsfsi2_macro): Likewise.
2876 (cprestore): Likewise.
2877 (hazard): Use mips_noreorder instead of set_noreorder.
2878 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
2880 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
2882 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
2883 from prev_active_insn.
2885 2009-08-16 Anatoly Sokolov <aesok@post.ru>
2887 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
2888 * config/avr/avr.c (avr_override_options): Initialize
2889 avr_current_arch variable.
2890 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
2891 __AVR_HAVE_16BIT_SP__ according to the device type.
2892 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
2894 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
2895 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
2897 2009-08-16 Dodji Seketeli <dodji@redhat.com>
2900 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
2901 generating inlined subroutine die only. We shouldn't be
2902 called for anything else.
2903 (gen_block_die): Don't generate inline subroutine debug info for
2906 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
2908 * graphite-poly.c (print_pbb): Print PBB index.
2910 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
2913 * graphite-interchange.c (ppl_max_for_le): Moved...
2914 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
2915 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
2916 ppl_Pointset_Powerset_C_Polyhedron_maximize.
2917 * graphite-ppl.h (ppl_max_for_le): Declared.
2919 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
2921 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
2922 supported on all platforms.
2923 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
2924 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
2925 * c-pragma.c: Likewise.
2926 * target-def.h (TARGET_INITIALIZER): Remove
2927 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
2928 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
2930 2009-08-14 Douglas B Rupp <rupp@gnat.com>
2932 * config/ia64/fde-vms.c: New file.
2933 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
2934 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
2935 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
2936 (uw_frame_state_for): Only register a personality routine if it is
2937 known to be compatible with our expectations.
2938 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
2939 Declare unw_table_entry stack variable and
2940 mod all calls to _Unwind_FindTableEntry to add arg.
2941 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
2942 (_Unwind_FindTableEntry): Add arg to prototype.
2944 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
2946 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
2947 field 'signal_pfs_loc'.
2948 (uw_frame_state_for): Remove duplicate code dealing with leaf
2949 procedures without unwind info.
2950 If in the frame after unwinding through a signal handler, restore
2951 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
2952 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
2953 'pfs_loc' to the AR.PFS location in the signal context; instead
2954 set 'signal_pfs_loc'.
2955 Manually generate the unwind info for the AR.PFS register.
2956 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
2957 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
2958 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
2959 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
2960 instead set 'signal_pfs_loc'.
2961 Remove code preventing the AR.PFS register from being restored
2962 from the signal context.
2964 2009-08-14 Douglas B Rupp <rupp@gnat.com>
2965 Tristan Gingold <gingold@adacore.com>
2967 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
2968 * config/ia64/t-vms: New file.
2969 * config/ia64/vms64.h: New file.
2970 * config/ia64/vms.h: New file.
2971 * config/ia64/vms-crtinit.asm: New file.
2972 * config/ia64/vms_symvec_libgcc_s.opt: New file.
2973 * config/ia64/vms-unwind.h: New file.
2975 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
2977 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
2980 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2983 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
2985 * real.h (do_mpc_arg2): ... here.
2986 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
2989 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
2991 * final.c (add_debug_prefix_map): Don't use GC memory for
2992 old_prefix and new_prefix.
2994 2009-08-14 Richard Guenther <rguenther@suse.de>
2996 * ipa-prop.c (compute_complex_pass_through): If we cannot
2997 compute a non-varying offset for IPA_JF_ANCESTOR punt.
2999 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3001 * c-lex.c (c_lex_with_flags): Increase size of local variable
3002 to avoid memory clobber.
3004 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
3007 * config/i386/i386.c (ix86_fp_comparison_strategy):
3008 Only enable/disable sahf at function granularity.
3010 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
3012 PR rtl-optimization/41064
3013 * reload1.c (reload_as_needed): Don't call extract_insn
3014 for known invalid replacements after calling
3015 validate_replace_rtx_group and verify_changes.
3017 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
3020 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
3021 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
3022 ix86_expand_fp_vcond.
3023 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
3024 Assert that operation is supported by ix86_expand_int_vcond.
3025 (vcondu<SSEMODE124C8:mode>): Ditto.
3027 2009-08-13 DJ Delorie <dj@redhat.com>
3029 * config/i386/djgpp-stdint.h: New.
3030 * config.gcc (djgpp): Use it.
3032 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
3034 * config/sh/sh.c (sh_override_options): When flag_exceptions or
3035 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
3037 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3039 * tree-ssa-loop-prefetch.c
3040 (prune_ref_by_group_reuse): Enhance probabilistic analysis
3041 for long-stride pruning.
3042 (compute_miss_rate): New function to compute the probability
3043 that two memory references access different cache lines.
3045 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
3047 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
3049 2009-08-13 Richard Guenther <rguenther@suse.de>
3052 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
3053 use the constant pointer type.
3054 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
3055 of CV qualifiers on the target pointer type.
3056 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
3057 conversion check before restrict check.
3059 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3062 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
3064 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3066 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
3068 2009-08-12 Richard Guenther <rguenther@suse.de>
3070 PR tree-optimization/41011
3071 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
3072 and reference constructing.
3074 2009-08-12 Xinliang David Li <davidxl@google.com>
3076 PR tree-optimization/41012
3077 * tree-flow.h : New external interface.
3078 * gimple-low.c (check_call_arg): Change to public function.
3079 Remove argument mismatch check in lowering.
3080 * tree-inline.h (tree_can_inline_p): Interface change.
3081 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
3083 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
3084 Call change to tree_can_inline_p function.
3085 (cgraph_decide_inlining_incrementally): Ditto.
3087 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
3089 PR tree-optimization/41031
3090 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
3091 on the partition variable rather than promote_mode on the source
3092 type. Assert that the partition variable's type has the same
3093 mode as the source value's.
3095 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
3097 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
3098 for for_return == 2.
3099 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
3101 * calls.c (expand_call): Fix typo.
3102 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
3104 * stmt.c (expand_value_return): Use promote_function_mode to copy out
3106 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
3107 * config/cris/cris.c (cris_promote_function_mode): Likewise.
3108 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
3109 * config/pa/pa.c (pa_promote_function_mode): Likewise.
3111 2009-08-12 Andrew Haley <aph@redhat.com>
3113 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
3115 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3118 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
3120 2009-08-12 Richard Guenther <rguenther@suse.de>
3122 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
3123 * gimplify.c (gimplify_modify_expr): Do not use
3124 lang_hooks.types_compatible_p.
3125 * tree-ssa.c (useless_type_conversion_p): For aggregates
3126 just return false if the canonical types differ.
3128 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3131 * sese.c (convert_for_phi_arg): New.
3132 (add_guard_exit_phis): Use convert_for_phi_arg.
3134 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3136 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
3137 unknown subscript upper bounds.
3139 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3140 Pranav Garg <pranav.garg2107@gmail.com>
3142 * graphite-interchange.c (gather_access_strides): Removed.
3143 (ppl_max_for_le): New.
3144 (build_linearized_memory_access): New.
3145 (memory_stride_in_loop): New.
3146 (pbb_interchange_profitable_p): Reimplemented.
3147 * graphite-ppl.h (ppl_new_id_map): New.
3148 (ppl_interchange): New.
3150 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3152 * graphite-interchange.c (compute_subscript): Removed.
3153 (compute_array_size_cstr): Removed.
3154 (compute_array_size_poly): Removed.
3155 (compute_array_size): Removed.
3156 (gather_access_strides_poly): Removed.
3157 (gather_access_strides): Empty.
3159 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3161 * graphite-dependences.c (dependence_polyhedron_1): Replace
3162 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
3163 (graphite_legal_transform_dr): Same.
3164 (graphite_carried_dependence_level_k): Same.
3165 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
3166 Initialize PDR_NB_SUBSCRIPTS.
3167 (print_pdr_access_layout): Replace pdr_nb_subscripts with
3169 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
3170 (PDR_NB_SUBSCRIPTS): New.
3171 (pdr_nb_subscripts): Removed.
3172 (pdr_dim): Simplified.
3173 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
3174 with PDR_NB_SUBSCRIPTS.
3176 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3178 * graphite-interchange.c (compute_array_size): Remove use of
3180 * graphite-poly.c (new_poly_dr): Remove argument data_container.
3181 Do not initialize PDR_DATA_CONTAINER.
3182 (print_pdr): Do not print PDR_DATA_CONTAINER.
3183 * graphite-poly.h (struct poly_dr): Remove data_container field.
3184 (PDR_DATA_CONTAINER): Removed.
3185 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
3187 (build_poly_dr): Same.
3189 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3190 Sebastian Pop <sebastian.pop@amd.com>
3192 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
3193 copy of the dependence polyhedron. Free the temporary objects.
3194 (graphite_carried_dependence_level_k): Free unused objects before
3197 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
3198 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
3199 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
3200 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
3201 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
3203 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3205 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
3206 Early return without analyzing the data dependences if no
3207 transform has been done. Call restore_scattering if the transform
3209 (graphite-interchange.c): Same.
3210 * graphite-poly.c (print_scattering_function): Test for
3212 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
3213 (apply_poly_transforms): Do not gcc_assert that
3214 the transform is legal.
3215 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
3216 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
3217 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
3218 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
3219 * graphite-poly.h (struct poly_scattering): New.
3220 (struct poly_bb): Add original, transformed, and saved fields.
3221 Remove transformed_scattering, original_scattering,
3222 nb_local_variables and nb_scattering_transform fields.
3223 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
3224 (poly_scattering_new): New.
3225 (poly_scattering_free): New.
3226 (poly_scattering_copy): New.
3227 (store_scattering_pbb): New.
3228 (store_scattering): New.
3229 (restore_scattering_pbb): New.
3230 (restore_scattering): New.
3231 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
3232 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
3234 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3236 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
3239 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3241 * Makefile.in (graphite.o): Depends on PREDICT_H.
3242 * graphite.c: Include predict.h.
3243 (graphite_finalize): Call tree_estimate_probability.
3244 * predict.c (predict_loops): Do not call scev_initialize and
3246 (tree_estimate_probability_bb): New.
3247 (tree_estimate_probability): Do not initialize loops: move that
3248 code to the driver. Call tree_estimate_probability_bb.
3249 (tree_estimate_probability_driver): New.
3250 (pass_profile): Use tree_estimate_probability_driver.
3251 * predict.h (tree_estimate_probability): Declared.
3253 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3255 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
3256 * graphite-dependences.c (graphite_legal_transform): Add time to
3257 TV_GRAPHITE_DATA_DEPS.
3258 (dependency_between_pbbs_p): Same.
3259 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
3261 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
3263 PR rtl-optimization/41033
3264 * alias.c (nonoverlapping_component_refs_p): Punt when strict
3265 aliasing is disabled.
3267 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
3269 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
3270 si_mask_operand, and_load_operand, low_bitmask_operand,
3271 and_reg_operand, and_operand): New predicates.
3272 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
3273 * config/mips/mips.c (and_operands_ok): New function.
3274 * config/mips/mips-protos.h (and_operands_ok): Declare it.
3275 * config/mips/mips.md (move_type): Add ext_ins and logical.
3276 (type): Handle them.
3277 (and<mode>3): Use and_reg_operand as the second operand's predicate.
3278 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
3279 shift_shift. Remove commutative constraint modifier.
3280 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
3282 (*clear_upper32_dext): Remove define_insn_and_split.
3283 (*clear_upper32): Turn this define_insn_and_split ...
3284 (splitter for ANDing register with 0xffff_ffff): .. into this.
3286 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
3288 * combine.c (try_widen_shift_mode): Factor out code to check if an
3289 integer constant is a low-order bitmask from here ...
3290 * rtlanal.c (low_bitmask_len): ... to here.
3291 * rtl.h (low_bitmask_len): Declare.
3293 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
3296 * config/alpha/alpha.md (addsi3): Remove expander.
3297 (addsi3): Rename from *addsi3_internal insn pattern.
3298 (subsi3): Remove expander.
3299 (subsi3): Rename from *subsi3_internal insn pattern.
3301 2009-08-11 Douglas B Rupp <rupp@gnat.com>
3303 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
3306 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
3307 Eric Botcazou <botcazou@adacore.com>
3308 Douglas B Rupp <rupp@gnat.com>
3310 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
3311 that records that fit in 64 bits are returned by immediate value,
3312 as required by OpenVMS Calling Standard.
3313 (function_value): Adjust for above modification.
3314 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
3315 virtual_incoming_args_rtx as base object, not next_arg.
3316 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
3318 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3320 * reload.c (find_reloads_subreg_address): Check the original
3321 req_equiv_mem address to detect the case where an address is
3322 not valid in the outer mode.
3324 2009-08-11 Richard Guenther <rguenther@suse.de>
3327 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
3329 2009-08-10 Douglas B Rupp <rupp@gnat.com>
3331 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
3332 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
3334 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
3335 Douglas B Rupp <rupp@gnat.com>
3337 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
3338 PT_STACK when frame_pointer_needed on OpenVMS.
3339 (alpha_pv_save_size, alpha_using_fp): Remove.
3340 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
3341 with proper processing for PT_NULL.
3342 (alpha_vms_initial_elimination_offset): New function. Support for
3343 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
3344 (alpha_sa_size): Force procedure type to PT_STACK when
3345 frame_pointer_needed on OpenVMS.
3346 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
3347 (alpha_using_fp): Likewise.
3348 (alpha_vms_can_eliminate): Add prototype.
3349 (alpha_vms_initial_elimination_offset): Likewise.
3350 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
3351 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
3353 2009-08-10 Eric Botcazou <botcazou@adacore.com>
3354 Douglas B Rupp <rupp@gnat.com>
3356 * config/alpha/alpha.c (common_object_handler): New function.
3357 (vms_attribute_table): Declare a single attribute "common_object".
3358 (vms_output_aligned_decl_common): New global function.
3359 (SECTION_VMS_OVERLAY): Delete.
3360 (SECTION_VMS_GLOBAL): Likewise.
3361 (SECTION_VMS_INITIALIZE): Likewise.
3362 (vms_asm_named_section): Remove support for above flags.
3363 (vms_section_type_flags): Delete.
3364 (TARGET_SECTION_TYPE_FLAGS): Likewise.
3365 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
3366 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
3367 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
3369 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
3372 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
3373 (sub_ddmmss): Likewise.
3375 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
3378 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
3381 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3384 * reload1.c (reload_as_needed): Use cancel_changes to completely
3385 undo a failed replacement attempt.
3387 2009-08-10 Richard Guenther <rguenther@suse.de>
3390 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
3391 (useless_type_conversion_p): ... here. Require pointer targets
3394 2009-08-10 Dodji Seketeli <dodji@redhat.com>
3397 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
3398 loose the original type of the statement list.
3400 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3402 * config/alpha/alpha.c: Include libfuncs.h
3403 (avms_asm_output_extern): New function.
3404 (alpha_init_libfuncs): Init some decc libfuncs.
3405 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
3406 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
3407 (DO_CRTL_NAMES): Define.
3409 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
3410 (LONG_TYPE_SIZE): Define.
3411 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
3412 (SUBTARGET_SWITCHES): Define malloc64 switch.
3413 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
3414 (MASK_RETURN_ADDR): Define.
3415 doc/invoke.texi (mmalloc64): Document switch.
3417 2009-08-09 Olivier Hainque <hainque@adacore.com>
3418 Douglas B Rupp <rupp@gnat.com>
3420 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
3421 uses_condition_handler.
3422 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
3423 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
3424 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
3425 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
3426 (code_for_builtin): New insn codes for the new alpha_builtins.
3427 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
3428 (alpha_sa_size): Account for uses_condition_handler.
3429 (alpha_expand_prologue): Likewise.
3430 (alpha_start_function): Likewise.
3431 (alpha_expand_epilogue): Likewise.
3432 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
3433 establish/revert expanders.
3434 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
3435 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
3436 New expander, resorting to the alpha.c associated function.
3437 (builtin_revert_vms_condition_handler): Likewise.
3438 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
3439 __gcc_shell_handler, the static VMS condition handler used as
3440 an indirection wrapper to the current dynamically established
3442 * config/alpha/vms-unwind.h: Complete rewrite.
3443 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
3444 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
3446 2009-08-09 Eric Botcazou <botcazou@adacore.com>
3447 Douglas B Rupp <rupp@gnat.com>
3449 * config/alpha/alpha.c (alpha_links): Add 'target' field.
3450 (alpha_need_linkage): Handle aliases. Return function symbol.
3451 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
3452 Use ultimate alias target for the linkage name.
3453 * config/alpha/alpha.md (movmemdi): Use the symbol returned
3454 by alpha_need_linkage for the function symbol.
3455 (setmemdi): Likewise.
3457 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3459 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
3460 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
3461 (ASM_WEAKEN_LABEL): Define.
3462 (CRT_CALL_STATIC_FUNCTION): Define.
3463 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
3464 (ENDFILE_SPEC): Define.
3465 (INIT_SECTION_ASM_OP): Define.
3466 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
3467 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
3469 (MULTILIB_OSDIRNAMES): Define.
3470 (shlib_version): Define.
3471 (SHLIB_EXT): Define.
3472 (SHLIB_OBJS): Define.
3473 (SHLIB_NAME): Define.
3474 (SHLIB_MULTILIB): Define.
3475 (SHLIB_INSTALL): Define.
3476 (SHLIB_SYMVEC): Define.
3477 (SHLIB_SYMVECX2): Define.
3478 (SHLIB_LINK): Define.
3480 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3482 * config/alpha/alpha.c (alpha_initialize_trampoline):
3483 Initialize VMS trampoline IAW ABI for bounded procedure calls.
3484 (alpha_start_function): Emit transfer address on nested functions
3485 for VMS trampoline call.
3486 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
3487 since no longer used.
3488 * config/alpha/vms-tramp.asm: Remove.
3489 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
3490 since now only data initialized at runtime.
3492 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3494 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
3495 (LINK_GCC_C_SEQUENCE_SPEC): Define.
3496 (MD_EXEC_PREFIX): Remove, no longer used.
3497 (MD_STARTFILE_PREFIX): Likewise.
3498 (INCLUDE_DEFAULTS): Likewise.
3499 * config/alpha/t-vms:
3500 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
3502 2009-08-09 Richard Guenther <rguenther@suse.de>
3504 PR tree-optimization/41016
3505 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
3506 (operand_precision): Remove.
3507 (integral_operand_p): Likewise.
3508 (recognize_single_bit_test): Adjust.
3510 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3512 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
3513 operation overflows. Likewise non-cast unary arithmetic.
3514 If one arm of a conditional expression is always taken,
3515 inhibit evaluation warnings for the other arm. Likewise inhibit
3516 evaluation warnings for the second && or || operand if the first
3517 operand is enough to determine the result.
3518 * c-typeck.c (build_conditional_expr): Apply the same inhibition
3520 (build_binary_op): Prevent duplicate evaluation warnings.
3522 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3524 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
3525 and destination have different modes, Use promote_mode to
3526 determine the signedness of the conversion. Assert that the
3527 promoted source mode matches the destination mode. Don't pass
3528 the destination and destination mode to expand_expr if the source
3529 mode is different. Simplify conversion logic.
3531 2009-08-09 Ira Rosen <irar@il.ibm.com>
3533 PR tree-optimization/41008
3534 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
3535 from condition only in case it's a comparison. Adjust checks.
3537 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
3539 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
3540 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
3541 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
3542 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
3543 (dump_cand): Handle them.
3544 (struct iv_cand): New members COST_STEP and AINC_USE.
3545 (stmt_after_increment): Likewise.
3546 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
3547 callers changed. Use gimple_uid comparison instead of scanning.
3548 (add_candidate_1): When looking for identical candidates, take
3549 AINC_USE into account. Set it for new candidates.
3550 (force_expr_to_var_cost): Cast target_spill_cost to int.
3551 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
3552 All callers changed. Check for availability of autoinc addressing
3553 modes, both in general for a given mode, and in the specific use case.
3554 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
3556 (get_computation_cost): Likewise.
3557 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
3558 add_autoinc_candidates): New static functions.
3559 (add_candidate): Call add_autoinc_candidates for candidates based on
3561 (find_iv_candidates): Call set_autoinc_for_original_candidates.
3562 (determine_use_iv_cost_address): If we have an autoinc candidate at
3563 the matching use, verify autoinc is possible and subtract the cost
3564 of the candidate's step from the cost.
3565 (determine_iv_cost): Record the cost of the increment in the COST_STEP
3566 member of the candidate.
3567 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
3568 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
3570 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3572 * config.build (ia64-hp-*vms*): New target.
3573 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3575 * config.gcc (ia64-hp-*vms*): New target.
3576 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3578 * config.host (ia64-hp-*vms*): New target.
3579 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3582 2009-08-08 Richard Guenther <rguenther@suse.de>
3584 PR tree-optimization/40991
3585 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
3587 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
3589 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
3590 mode check. Do truncations in an integer mode.
3591 (force_to_mode): Handle subregs for all mode types. Only do
3592 arithmetic simplifications on integer modes.
3594 2009-08-07 Richard Guenther <rguenther@suse.de>
3596 PR tree-optimization/40999
3597 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
3598 (maybe_fold_reference): Lookup constant initializers.
3599 (fold_gimple_assign): Likewise.
3601 2009-08-07 Richard Guenther <rguenther@suse.de>
3603 * tree-ssa.c (useless_type_conversion_p_1): Only for types
3604 that require structural equality defer to the langhook.
3606 2009-08-07 Martin Jambor <mjambor@suse.cz>
3608 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
3610 (struct ipa_pass_through_data): New type.
3611 (struct ipa_ancestor_jf_data): New type.
3612 (union jump_func_value): Removed field formal_id, added fields
3613 pass_through and ancestor.
3614 (struct ipa_param_call_note): Changed type of formal_id to int from
3616 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
3617 operations jump functions and ancestor jump functions.
3618 (compute_complex_pass_through): New function.
3619 (compute_scalar_jump_functions): Call compute_complex_pass_through,
3620 reflect changes in the jump function strucutre.
3621 (update_jump_functions_after_inlining): Ignore complex pass-through
3622 and ancestor jump functions.
3623 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
3624 polynomial pass-through with operation jump functions.
3626 2009-08-07 Jakub Jelinek <jakub@redhat.com>
3628 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
3629 fde->dw_fde_begin as begin label instead of hot/cold label.
3630 Use LLSDAC label instead of LLSDA for second section lsda.
3631 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
3632 label instead of LLSDA if it is true.
3633 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
3635 * except.c (add_call_site, dw2_size_of_call_site_table): Add
3636 SECTION argument. Use it as index into crtl->eh.call_site_record
3638 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
3639 use it to determine how to print table entries instead of using
3640 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
3641 label instead of normal begin label as base.
3642 (sjlj_assign_call_site_values): Adjust add_call_site caller.
3643 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
3644 ensure no EH range spans between sections and that landing pads
3645 are always in the corresponding section.
3646 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
3647 for crtl->eh.call_site_record being an array rather than scalar.
3648 (output_one_function_exception_table): New function, copied
3649 from output_function_exception_table. Adjust
3650 dw2_size_of_call_site_table, dw2_output_call_site_table
3651 callers. For SECOND section use *C suffixed labels.
3652 (output_function_exception_table): Call
3653 output_one_function_exception_table and, when doing hot/cold
3654 partitioning, also another time for the second section.
3655 * opts.c: Include except.h.
3656 (decode_options): Allow -freorder-blocks-and-partition with
3657 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
3658 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
3659 * function.h (struct rtl_eh): Change call_site_record from
3660 scalar into array of 2 elements.
3662 2009-08-07 Martin Jambor <mjambor@suse.cz>
3664 * ipa-prop.c (count_formal_params_1): New function.
3665 (ipa_get_vector_of_formal_parms): New function.
3666 (get_vector_of_formal_parm_types): New function.
3667 (ipa_modify_formal_parameters): New function.
3668 (ipa_modify_call_arguments): New function.
3669 (index_in_adjustments_multiple_times_p): New function.
3670 (ipa_combine_adjustments): New function.
3671 (ipa_dump_param_adjustments): New function.
3672 * ipa-prop.h (struct ipa_parm_adjustment): New type.
3673 (ipa_get_vector_of_formal_parms): Declare.
3674 (ipa_modify_formal_parameters): Declare.
3675 (ipa_modify_call_arguments): Declare.
3676 (ipa_combine_adjustments): Declare.
3677 (ipa_dump_param_adjustments): Declare.
3678 (build_ref_for_offset): Declare.
3679 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
3680 * tree-sra.c: Include ipa-prop.c.
3681 (build_ref_for_offset): Make public.
3683 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
3685 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
3687 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
3689 * gcc/doc/extend.texi (__builtin_extract_return_address)
3690 (__builtin_frob_return_address): Document.
3692 2009-08-06 Paul Brook <paul@codesourcery.com>
3694 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
3695 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
3696 implementation on ARMv6-M.
3698 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3700 * doc/extend.texi (pcs): Document new attribute for ARM.
3702 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3704 * arm.c (pcs_attribute_args): Comment out unsupported attribute
3707 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3709 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
3712 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3714 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
3716 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3718 Merge ARM/hard_vfp_branch to trunk.
3720 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
3722 * arm.c (libcall_eq): New function.
3723 (libcall_hash): New function.
3724 (add_libcall): New function.
3725 (arm_libcall_uses_aapcs_base): New function.
3726 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
3727 libcalls using the base PCS.
3728 (arm_init_cumulative_args): Likewise.
3730 2009-07-20 Joseph Myers <joseph@codesourcery.com>
3732 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
3733 Use base ABI for conversion libfuncs between HFmode and SFmode.
3735 2009-05-12 Joseph Myers <joseph@codesourcery.com>
3737 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
3738 V4SImode as representatives of all 64-bit and 128-bit vector
3739 types. Allow vector types without vector modes.
3740 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
3741 without vector modes like BLKmode.
3742 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
3743 BLKmode. Avoid unsupported vector modes or TImode moves for
3745 (aapcs_vfp_allocate_return_reg): Likewise.
3746 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
3747 V8QImode if TARGET_NEON || TARGET_IWMMXT.
3749 2009-05-12 Joseph Myers <joseph@codesourcery.com>
3751 * config/arm/arm.c (arm_handle_pcs_attribute): New.
3752 (arm_get_pcs_model): Pass attribute arguments to
3753 arm_pcs_from_attribute.
3754 (arm_init_cumulative_args): Use base AAPCS for conversions from
3755 floating-point types to DImode.
3756 (arm_attribute_table): Add pcs attribute.
3757 (arm_handle_pcs_attribute): New.
3758 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
3759 conversions from floating-point types to DImode, also declare them
3760 to use base AAPCS and declare functions they call to use base
3761 AAPCS and their RTABI names.
3763 2009-05-12 Joseph Myers <joseph@codesourcery.com>
3765 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
3766 -mfloat-abi=hard not being supported for VFP.
3768 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
3770 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
3771 SYMBOL_REF to hard_libcall_value.
3773 2009-03-05 Joseph Myers <joseph@codesourcery.com>
3774 Richard Earnshaw <rearnsha@arm.com>
3776 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
3777 has been put on the stack, all remaining co-processory arguments for
3778 that co-processor also go on the stack.
3780 2009-03-05 Joseph Myers <joseph@codesourcery.com>
3782 * config/arm/arm.c (arm_return_in_memory): Handle returning
3783 vectors of suitable size in registers also for AAPCS case.
3785 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
3787 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
3789 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
3791 ARM Hard-VFP calling convention
3792 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
3793 * target.h (gcc_target): Add libcall_value to table of call hooks.
3794 * targhooks.h (default_libcall_value): Default implementation.
3795 * targhooks.c (default_libcall_value): Likewise.
3796 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
3797 * optabs.c (expand_unop): Use it.
3798 * expr.h (hard_libcall_value): Pass the function RTX through.
3799 * calls.c (emit_library_call_value_1): Update call to
3801 * explow.c (hard_libcall_value): Use new target hook.
3802 * testsuite/lib/target-supports.exp
3803 (check_effective_target_arm_hard_vfp_ok): New hook.
3804 (check_effective_target_arm_neon_ok): Improve test for neon
3806 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
3807 * config/arm/arm.c: Include cgraph.h
3808 (TARGET_FUNCTION_VALUE): Override default hook.
3809 (arm_pcs_default): New variable.
3810 (arm_override_options): Don't fault hard calling convention with VFP.
3811 Add support for AAPCS variants.
3812 (arm_function_value): Make static. Handle AAPCS variants.
3813 (arm_libcall_value): New function.
3814 (arm_apply_result_size): Handle VFP registers in results.
3815 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
3817 (pcs_attribute_args): New variable.
3818 (arm_pcs_from_attribute): New function.
3819 (arm_get_pcs_model): New function.
3820 (aapcs_vfp_cum_init): New function.
3821 (aapcs_vfp_sub_candidate): New function.
3822 (aapcs_vfp_is_return_candidate): New function.
3823 (aapcs_vfp_is_call_candidate): New function.
3824 (aapcs_vfp_allocate): New function.
3825 (aapcs_vfp_allocate_return_reg): New function.
3826 (aapcs_vfp_advance): New function.
3827 (aapcs_cp_arg_layout): New variable.
3828 (aapcs_select_call_coproc): New function.
3829 (aapcs_select_return_coproc): New function.
3830 (aapcs_allocate_return_reg): New function.
3831 (aapcs_libcall_value): New function.
3832 (aapcs_layout_arg): New function.
3833 (arm_init_cumulative_args): Initialize AAPCS args data.
3834 (arm_function_arg): Handle AAPCS variants using new interface.
3835 (arm_arg_parital_bytes): Likewise.
3836 (arm_function_arg_advance): New function.
3837 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
3838 calling conventions.
3839 (arm_setup_incoming_varargs): Handle new AAPCS args data.
3840 * arm.h (NUM_VFP_ARG_REGS): Define.
3841 (LIBCALL_VALUE): Update.
3842 (FUNCTION_VALUE): Delete.
3843 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
3844 (arm_pcs): New enum.
3845 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
3846 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
3847 (FUNCTION_ARG_REGNO_P): Add VFP regs.
3848 * arm-protos.h (arm_function_arg_advance): Add.
3849 (aapcs_libcall_value): Add.
3850 (arm_function_value): Delete.
3852 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
3853 H.J. Lu <hongjiu.lu@intel.com>
3856 * config/i386/i386.c (standard_sse_mode_p): Remove.
3857 (standard_sse_constant_p): Return 2 for integer mode
3858 vector_all_ones_operand when SSE2 is enabled.
3859 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
3860 (ix86_expand_vector_move): Do not check for negative values from
3861 standard_sse_constant_p.
3863 2009-08-06 Richard Guenther <rguenther@suse.de>
3865 * tree-ssa.c (useless_type_conversion_p_1): Make function and
3866 array type comparisons frontend independent.
3867 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
3868 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
3869 out array reference lower bound and element size operands.
3870 (ao_ref_init_from_vn_reference): Properly compute the offset
3871 for ARRAY_RANGE_REF.
3872 (vn_reference_fold_indirect): Fill out array reference lower
3873 bound and element size operands.
3874 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
3875 a non gimple valued reference operand which can happen for
3876 array reference lower bound or element size.
3877 (create_component_ref_by_pieces_1): Properly generate the
3878 element size operand for array references.
3880 2009-08-06 Richard Guenther <rguenther@suse.de>
3882 PR tree-optimization/40964
3883 * tree.c (iterative_hash_host_wide_int): Export.
3884 * tree.h (iterative_hash_host_wide_int): Declare.
3885 * tree-ssa-structalias.c (heapvar_map): New struct.
3886 (heapvar_map_eq): New function.
3887 (heapvar_map_hash): Likewise.
3888 (heapvar_lookup): Adjust.
3889 (heapvar_insert): Likewise.
3890 (make_constraint_from_heapvar): Allow multiple heap variables
3891 per decl at different offsets.
3892 (init_alias_heapvars): Adjust.
3894 2009-08-04 David Daney <ddaney@caviumnetworks.com>
3896 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
3897 * mips_output_sync_loop (mips_output_sync_loop): Only emit
3898 trailing sync if TARGET_SYNC_AFTER_SC.
3900 2009-08-05 David Daney <ddaney@caviumnetworks.com>
3902 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
3903 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
3904 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
3905 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
3906 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3907 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3908 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3909 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
3910 test_and_set_12): Rewrite calls to mips_output_sync_loop.
3911 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
3912 the prototype declaration match the definition.
3913 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
3914 instructions explicitly. Add barrier_before and operands
3916 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
3917 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
3918 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
3919 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3920 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
3921 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
3923 2009-08-05 Andrew Pinski <pinskia@gmail.com>
3925 * tree-ssa-alias.c: Fix intervals to use [) syntax.
3927 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
3928 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
3931 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
3934 2009-08-05 Jakub Jelinek <jakub@redhat.com>
3936 PR rtl-optimization/40924
3937 * dse.c (canon_address): Before calling cselib_expand_value_rtx
3938 make sure canon_rtx (mem_address) isn't simpler than
3939 canon_rtx (expanded_mem_address).
3941 2009-08-05 Li Feng <nemokingdom@gmail.com>
3943 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
3945 (build_scop_drs): Build alias set for each SCoP.
3947 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
3949 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
3950 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
3951 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
3952 (MIPS_ARCH_FLOAT_SPEC): Likewise.
3953 (BASE_DRIVER_SELF_SPECS): Likewise.
3955 2009-08-04 Andrew Pinski <pinskia@gmail.com>
3957 * tree-ssa-alias.c: Fix some comment typos.
3959 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
3961 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
3962 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
3964 2009-08-03 Janis Johnson <janis187@us.ibm.com>
3967 * simplify-rtx.c (simplify_binary_operation_1): Disable
3968 simplifications for decimal float operations.
3970 2009-08-03 Jakub Jelinek <jakub@redhat.com>
3973 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
3974 operand of INDIRECT_REF.
3976 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
3978 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
3979 constants referencing TLS symbols.
3981 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
3983 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
3984 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
3986 2009-08-03 Richard Guenther <rguenther@suse.de>
3988 * tree.c (make_vector_type): Build a main variant first,
3989 get the canonical one and then build the variant.
3990 * tree-ssa.c (useless_type_conversion_p_1): Handle
3992 (useless_type_conversion_p): Conversions to pointers to
3993 incomplete record types are useless.
3995 2009-08-03 Richard Guenther <rguenther@suse.de>
3997 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
3998 file will be created.
3999 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
4000 * toplev.c (compile_file): Adjust comment.
4002 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
4004 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
4005 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
4006 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4007 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4008 (sh_promote_function_mode): Fix typo.
4010 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
4012 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
4014 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4016 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
4017 declaration arguments.
4019 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
4021 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
4022 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
4023 (ix86_split_ashl): Ditto.
4024 (ix86_expand_vector_init_one_nonzero): Ditto.
4025 (ix86_expand_vector_set): Ditto.
4026 (ix86_expand_reduc_v4sf): Ditto.
4028 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
4030 * explow.c (promote_function_mode): Remove assert.
4031 * config/sh/sh.c (sh_promote_function_mode): Declare.
4033 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4035 * config/pa/pa.c (pa_promote_function_mode): Declare.
4036 Change to static. Fix promote_mode call.
4038 * gthr-dce.h (CONST_CAST2): Define if not defined.
4039 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
4041 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
4043 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
4045 * expr.c (store_constructor): Use promote_decl_mode. Remove
4046 now write-only variable unsignedp.
4047 (expand_expr_real_1): Use promote_decl_mode.
4048 * expr.h (promote_function_mode, promote_decl_mode): New.
4049 (promote_mode): Remove last argument.
4050 * function.c (assign_temp): Drop last argument of promote_mode.
4051 (assign_parm_find_data_types): Use promote_function_mode.
4052 (assign_parm_setup_reg): Likewise.
4053 (expand_function_end): Use promote_function_mode.
4054 * calls.c (initialize_argument_information): Use promote_function_mode.
4055 (precompute_arguments): Use promote_mode instead of checking if
4056 only PROMOTE_FUNCTION_MODE is defined.
4057 (expand_call): When making sibcall decisions, use promote_function_mode.
4058 Below, remove an if for targetm.calls.promote_function_return and
4059 and use promote_function_mode.
4060 (emit_library_call_value_1): Use promote_function_mode, fix bug
4061 where promote_mode was passed FOR_CALL == 0 for a return value in an
4063 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
4064 * explow.c (promote_function_mode, promote_decl_mode): New.
4065 (promote_mode): Keep only the FOR_CALL == 0 case.
4066 * combine.c (setup_incoming_promotion): Remove test of
4067 promote_function_args. Use promote_function_mode.
4068 * stmt.c (expand_value_return): Use promote_decl_mode.
4069 (expand_decl): Use promote_decl_mode.
4071 * expr.c (store_constructor): Use promote_decl_mode. Remove
4072 now write-only variable unsignedp.
4073 (expand_expr_real_1): Use promote_decl_mode.
4074 * expr.h (promote_function_mode, promote_decl_mode): New.
4075 (promote_mode): Remove last argument.
4076 * function.c (assign_temp): Drop last argument of promote_mode.
4077 (assign_parm_find_data_types): Use promote_function_mode.
4078 (assign_parm_setup_reg): Likewise.
4079 (expand_function_end): Use promote_function_mode.
4080 * calls.c (initialize_argument_information): Use promote_function_mode.
4081 (precompute_arguments): Use promote_mode instead of checking if
4082 only PROMOTE_FUNCTION_MODE is defined.
4083 (expand_call): When making sibcall decisions, use promote_function_mode.
4084 Below, remove an if for targetm.calls.promote_function_return and
4085 and use promote_function_mode.
4086 (emit_library_call_value_1): Use promote_function_mode, fix bug
4087 where promote_mode was passed FOR_CALL == 0 for a return value in an
4089 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
4090 * explow.c (promote_function_mode, promote_decl_mode): New.
4091 (promote_mode): Keep only the FOR_CALL == 0 case.
4092 * combine.c (setup_incoming_promotion): Remove test of
4093 promote_function_args. Use promote_function_mode.
4094 * stmt.c (expand_value_return): Use promote_decl_mode.
4095 (expand_decl): Use promote_decl_mode.
4097 * explow.c (promote_function_mode): Just call the target hook.
4098 * targhooks.c (default_promote_function_mode,
4099 default_promote_function_mode_always_promote): New.
4100 * targhooks.h (default_promote_function_mode,
4101 default_promote_function_mode_always_promote): Declare.
4102 * target.h (promote_function_args, promote_function_return): Remove.
4103 (promote_function_mode): New.
4104 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4105 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4106 (TARGET_PROMOTE_FUNCTION_MODE): New.
4107 (TARGET_CALLS): Adjust.
4108 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
4109 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
4111 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
4112 * config/s390/s390.c (s390_promote_function_mode): ... here,
4113 with pointer handling.
4114 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4115 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4117 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
4118 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
4119 with pointer handling.
4120 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4121 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4123 * config/sh/sh-protos.h (sh_promote_function_mode): New.
4124 * config/sh/sh.c (sh_promote_function_mode): New.
4125 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4126 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4128 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
4129 * config/cris/cris.c (cris_promote_function_mode): ... here.
4130 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4131 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4133 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
4134 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
4135 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4136 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4138 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
4139 * config/arm/arm.c (arm_promote_function_mode): ... here, without
4140 complex type handling.
4141 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4142 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4144 * config/pa/pa.c (pa_promote_function_mode): New.
4145 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4146 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4148 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
4149 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4150 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
4151 * config/xtensa/xtensa.c: Likewise.
4152 * config/stormy16/stormy16.c: Likewise.
4153 * config/iq2000/iq2000.c: Likewise.
4154 * config/rs6000/rs6000.c: Likewise.
4155 * config/picochip/picochip.c: Likewise.
4156 * config/arc/arc.c: Likewise.
4157 * config/mcore/mcore.c: Likewise.
4158 * config/score/score.c: Likewise.
4159 * config/mips/mips.c: Likewise.
4160 * config/bfin/bfin.c: Likewise.
4161 * config/ia64/ia64.c: Likewise (disabled though).
4163 * config/frv/frv.h: Remove pointless remark.
4165 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
4166 TARGET_PROMOTE_FUNCTION_ARGS,
4167 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
4168 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
4170 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
4172 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
4173 -floop-parallelize-all.
4174 * toplev.c (process_options): Rename flag_graphite_force_parallel to
4175 flag_loop_parallelize_all.
4176 * tree-ssa-loop.c (gate_graphite_transforms): Same.
4177 * graphite.c (graphite_transform_loops): Same.
4179 * graphite-poly.c (apply_poly_transforms): Same.
4181 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
4183 PR tree-optimization/40914
4184 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
4185 if set, then check the delta field of the PMF record.
4186 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
4187 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
4188 call is stored in the delta.
4190 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
4192 * config/mips/mips.md (*clear_upper32_dext): New pattern.
4194 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
4196 * config/i386/bsd.h (ASM_BYTE): New define.
4197 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
4198 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
4199 .byte. Use fputs or putc instead of fprintf where appropriate.
4200 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
4201 fputs or putc instead of fprintf where appropriate.
4202 * config/i386/i386elf.h: Ditto.
4203 * config/i386/sysv4.h: Ditto.
4205 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
4206 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
4207 (*tls_global_dynamic_64): Ditto.
4209 2009-07-31 Christian Bruel <christian.bruel@st.com>
4211 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4213 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4215 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
4216 Remove dead code for MINUS.
4218 2009-07-31 Anthony Green <green@moxielogic.com>
4220 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
4222 (moxie_expand_epilogue): Ditto for epilogue.
4223 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
4225 (moxie_function_arg): Ditto.
4226 (moxie_pass_by_reference): Ditto.
4227 (moxie_arg_partial_bytes): Ditto.
4228 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
4229 (FUNCTION_ARG_ADVANCE) Ditto.
4230 (REG_PARM_STACK_SPACE) Ditto.
4231 (FUNCTION_ARG_REGNO_P) Dito.
4233 * config.gcc: Add moxie linux config support.
4234 * gcc/config/moxie/uclinux.h: New file.
4236 2009-07-31 DJ Delorie <dj@redhat.com>
4238 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
4239 (UNSPECV_SP_SWITCH_E): New.
4240 (sp_switch_1): Change to an unspec.
4241 (sp_switch_2): Change to an unspec. Don't use post-inc when we
4243 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
4244 reference the new stack's address
4246 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4248 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
4249 graphite-clast-to-gimple.o, graphite-dependences.o,
4250 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
4251 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
4252 (graphite-blocking.o,
4253 graphite-clast-to-gimple.o, graphite-dependences.o,
4254 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
4255 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
4256 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
4257 * cfgloop.h (struct loop): Add can_be_parallel field.
4258 * common.opt (fgraphite-identity): Moved up.
4259 (fgraphite-force-parallel): New flag.
4260 * graphite.c: Rewrite.
4261 * graphite.h: Rewrite.
4262 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
4264 * toplev.c (graphite_out_file): New file descriptor.
4265 (graphite_in_file): New.
4266 (process_options): flag_graphite_force_parallel cannot be used without
4268 * tree-ssa-loop.c: Include toplev.h.
4269 (gate_graphite_transforms): Enable flag_graphite for
4270 flag_graphite_force_parallel.
4272 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4274 * ChangeLog.graphite: New.
4275 * graphite-blocking.c: New.
4276 * graphite-clast-to-gimple.c: New.
4277 * graphite-clast-to-gimple.h: New.
4278 * graphite-dependences.c: New.
4279 * graphite-dependences.h: New.
4280 * graphite-interchange.c: New.
4281 * graphite-poly.c: New.
4282 * graphite-poly.h: New.
4283 * graphite-ppl.c: New.
4284 * graphite-ppl.h: New.
4285 * graphite-scop-detection.c: New.
4286 * graphite-scop-detection.h: New.
4287 * graphite-sese-to-poly.c: New.
4288 * graphite-sese-to-poly.h: New.
4292 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4294 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
4295 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
4297 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4299 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
4300 (scev_is_linear_expression): Return false if the evolution is not
4301 affine multivariate.
4303 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4305 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
4306 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
4308 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4310 * tree-data-ref.c (debug_data_references): New.
4311 (debug_data_reference): New.
4312 * tree-data-ref.h (debug_data_references): Declared.
4313 (debug_data_reference): Declared.
4315 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4317 * tree-data-ref.c (stmt_simple_memref_p: Removed.
4318 * tree-data-ref.h (scop_p): Removed.
4319 (struct data_reference): Remove field scop.
4321 (stmt_simple_memref_p): Removed.
4323 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4325 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
4326 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
4329 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4331 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
4333 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4335 * doc/invoke.texi (-fgraphite-identity): Documented.
4337 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4339 * tree-scalar-evolution.c: Fix comment.
4340 (instantiate_scev_1): Return unknow from scev instantiation if the
4341 result is not above instantiate_below.
4343 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4345 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
4346 static anymore. Instantiate the symbols that may have been introduced
4348 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
4351 2009-07-30 DJ Delorie <dj@redhat.com>
4353 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
4354 .vliw directive to VLIW sections.
4356 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4358 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
4360 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
4361 (AUTOHEADER): New variable.
4362 ($(srcdir)/cstamp-h.in): Use it.
4364 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
4365 Pat Haugen <pthaugen@us.ibm.com>
4366 Revital Eres <ERES@il.ibm.com>
4368 * config/rs6000/vector.md (VEC_F): Add VSX support.
4372 (vector_load_<mode>): Ditto.
4373 (vector_store_<mode>): Ditto.
4374 (vector GPR move split): Ditto.
4375 (vec_reload_and_plus_<mptrsize>): Ditto.
4376 (vec_reload_and_reg_<mptrsize>): Ditto.
4377 (add<mode>3): Ditto.
4378 (sub<mode>3): Ditto.
4379 (mul<mode>3): Ditto.
4380 (neg<mode>2): Ditto.
4381 (abs<mode>2): Ditto.
4382 (smin<mode>3): Ditto.
4383 (smax<mode>3): Ditto.
4384 (vector_eq<mode>): Ditto.
4385 (vector_gt<mode>): Ditto.
4386 (vector_ge<mode>): Ditto.
4387 (vector_gtu<mode>): Ditto.
4388 (vector_select_<mode>_uns): Ditto.
4389 (vector_eq_<mode>_p): Ditto.
4390 (vector_gt_<mode>_p): Ditto.
4391 (vector_ge_<mode>_p): Ditto.
4392 (vector_gtu_<mode>_p): Ditto.
4393 (cr6_test_for_zero): Ditto.
4394 (cr6_test_for_zero_reverse): Ditto.
4395 (cr6_test_for_lt): Ditto.
4396 (cr6_test_for_lt_reverse): Ditto.
4397 (xor<mode>3): Ditto.
4398 (ior<mode>3): Ditto.
4399 (and<mode>3): Ditto.
4400 (one_cmpl<mode>2): Ditto.
4401 (nor<mode>2): Ditto.
4402 (andc<mode>2): Ditto.
4403 (float<VEC_int<mode>2): Ditto.
4404 (unsigned_float<VEC_int><mode>2): Ditto.
4405 (fix_trunc<mode><VEC_int>2): Ditto.
4406 (fixuns_trunc<mode><VEC_int>2): Ditto.
4408 (vec_set<mode>): Ditto.
4409 (vec_extract<mode>): Ditto.
4410 (vec_interleave_highv4sf): Ditto.
4411 (vec_interleave_lowv4sf): Ditto.
4412 (vec_realign_load_<mode>): Ditto.
4413 (vec_shl_<mode>): Ditto.
4414 (vec_shr_<mode>): Ditto.
4415 (div<mode>3): New patterns for VSX.
4416 (vec_interleave_highv2df): Ditto.
4417 (vec_interleave_lowv2df): Ditto.
4418 (vec_pack_trunc_v2df): Ditto.
4419 (vec_pack_sfix_trunc_v2df): Ditto.
4420 (vec_pack_ufix_trunc_v2df): Ditto.
4421 (vec_unpacks_hi_v4sf): Ditto.
4422 (vec_unpacks_lo_v4sf): Ditto.
4423 (vec_unpacks_float_hi_v4si): Ditto.
4424 (vec_unpacks_float_lo_v4si): Ditto.
4425 (vec_unpacku_float_hi_v4si): Ditto.
4426 (vec_unpacku_float_lo_v4si): Ditto.
4427 (movmisalign<mode>): Ditto.
4428 (vector_ceil<mode>2): New patterns for vectorizing math library.
4429 (vector_floor<mode>2): Ditto.
4430 (vector_btrunc<mode>2): Ditto.
4431 (vector_copysign<mode>3): Ditto.
4433 * config/rs6000/predicates.md (easy_vector_constant_msb): New
4434 predicate for setting the high bit in each word, used for copysign.
4436 * config/rs6000/ppc-asm.h (f19): Whitespace.
4437 (f32-f63): Define if VSX.
4438 (v0-v31): Define if Altivec.
4439 (vs0-vs63): Define if VSX.
4441 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
4443 * config/rs6000/power7.md: New file, provide tuning parameters for
4446 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
4447 (rs6000_cpu_cpp_builtins): Ditto.
4448 (altivec_overloaded_builtins): Ditto.
4449 (altivec_resolve_overloaded_builtin): Ditto.
4451 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
4452 debug switch to disable vectorizing simple math builtin
4455 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4456 Vectorize simple math builtin functions.
4457 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
4458 hook to vectorize math builtins.
4459 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
4460 (rs6000_builtin_conversion): Add VSX/power7 support.
4461 (rs6000_builtin_vec_perm): Ditto.
4462 (vsplits_constant): Add support for loading up a vector constant
4463 with just the high bit set in each part.
4464 (rs6000_expand_vector_init): Add VSX/power7 support.
4465 (rs6000_expand_vector_set): Ditto.
4466 (rs6000_expand_vector_extract): Ditto.
4467 (rs6000_emit_move): Ditto.
4468 (bdesc_3arg): Ditto.
4469 (bdesc_2arg): Ditto.
4470 (bdesc_1arg): Ditto.
4471 (rs6000_expand_ternop_builtin): Ditto.
4472 (altivec_expand_builtin): Ditto.
4473 (rs6000_expand_unop_builtin): Ditto.
4474 (rs6000_init_builtins): Ditto.
4475 (altivec_init_builtins): Ditto.
4476 (builtin_function_type): Ditto.
4477 (rs6000_common_init_builtins): Ditto.
4478 (rs6000_handle_altivec_attribute); Ditto.
4479 (rs6000_mangle_type): Ditto.
4480 (rs6000_vector_mode_supported_p): Ditto.
4481 (rs6000_mode_dependent_address): Altivec addresses with AND -16
4484 * config/rs6000/vsx.md: New file for VSX support.
4486 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
4487 identifing values with just the most significant bit set.
4488 (enum rs6000_builtins): Add builtins for VSX. Add simple math
4489 vectorized builtins.
4491 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
4492 (UNSPEC_VRFIM): Delete.
4493 (splitter for loading up vector with most significant bit): New
4494 splitter for vectorizing copysign.
4495 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
4496 vectorizing simple math functions.
4497 (altivec_vrfip): Add support for vectorizing simple math functions.
4498 (altivec_vrfim): Ditto.
4499 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
4501 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
4502 (power7.md, vsx.md): Include for power7 support.
4503 (copysigndf3): Use VSX instructions if -mvsx.
4504 (negdf2_fpr): Ditto.
4505 (absdf2_fpr): Ditto.
4506 (nabsdf2_fpr): Ditto.
4507 (adddf3_fpr): Ditto.
4508 (subdf3_fpr): Ditto.
4509 (muldf3_fpr): Ditto.
4510 (divdf3_fpr): Ditto.
4511 (fix_truncdfdi2_fpr): Ditto.
4512 (cmpdf_internal1): Ditto.
4513 (fred, fred_fpr): Convert into expander/insn to add VSX support.
4514 (btruncdf2, btruncdf2_fpr): Ditto.
4515 (ceildf2, ceildf2_fpr): Ditto.
4516 (floordf2, floordf2_fpr): Ditto.
4517 (floatdidf2, floatdidf2_fpr): Ditto.
4518 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
4519 (fmsubdf4_fpr): Ditto.
4520 (fnmadddf4_fpr_1): Ditto.
4521 (fnmadddf4_fpr_2): Ditto.
4522 (fnmsubdf4_fpr_1): Ditto.
4523 (fnmsubdf4_fpr_2): Ditto.
4524 (fixuns_truncdfdi2): Add expander for VSX support.
4525 (fix_truncdfdi2): Ditto.
4526 (fix_truncdfsi2): Ditto.
4528 (btruncsf2): Whitespace.
4529 (movdf_hardfloat32): Add support for VSX registers.
4530 (movdf_softfloat32): Ditto.
4531 (movdf_hardfloat64): Ditto.
4532 (movdf_hardfloat64_mfpgpr): Ditto.
4533 (movdf_softfloat64): Ditto.
4534 (movti splitters): Add check for vector registers supporting
4535 TImode in the future.
4536 (bpermd): Add power7 bpermd instruction.
4538 * config/rs6000/altivec.h (vec_div): Define if VSX.
4542 (vec_nearbyint): Ditto.
4545 (all predicates): Use the generic builtin function, and not the V4SF
4546 specific function so that the predicates will work with VSX's V2DF.
4550 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
4551 Document new VSX functions and types.
4553 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
4556 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
4557 "wa", and "j" constraints. Modify "v" to talk about Altivec
4558 instead of just vector.
4560 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
4563 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
4564 location for phi arguments.
4565 (rewrite_update_phi_arguments): Find locations for reaching defs.
4566 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
4567 Add location to add_phi_arg calls.
4568 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
4569 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
4570 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
4571 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
4572 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
4573 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
4574 * tree-phinodes.c (make_phi_node): Initialize location.
4575 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
4576 (add_phi_arg): Add location parameter.
4577 (remove_phi_arg_num): Move location when moving phi argument.
4578 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
4580 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
4581 slpeel_update_phi_nodes_for_guard1,
4582 slpeel_update_phi_nodes_for_guard2,
4583 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
4584 vect_loop_versioning): Set locations.
4585 * tree-parloops.c (create_phi_for_local_result,
4586 transform_to_exit_first_loop, create_parallel_loop): Add locations.
4587 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
4588 * tree-vect-loop.c (get_initial_def_for_induction,
4589 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
4591 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
4592 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
4593 (gimple_phi_arg_set_location): New. Set locus.
4594 (gimple_phi_arg_has_location): New. Check for locus.
4595 (redirect_edge_var_map_location): New. Return locus from var_map.
4596 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
4597 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
4598 combining PHI arguments.
4599 (cond_store_replacement): Set location.
4600 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
4601 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
4602 scop_add_exit_phis_edge): Add locations.
4603 * tree-cfgcleanup.c (remove_forwarder_block,
4604 remove_forwarder_block_with_phi): Add locations.
4605 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
4606 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
4608 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
4609 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
4610 flush_pending_stmts): Add source location.
4611 * lambda-code.c (perfect_nestify): Maintain location stack with argument
4612 stack to preserve locations.
4613 * tree-vect-stmts.c (vectorizable_load): Add location.
4614 * tree-inline.c (copy_phis_for_bb): Copy locus.
4615 (setup_one_parameter): Add call locus to inlined parameter stmts.
4616 (initialize_inlined_parameters): Pass in call location as parameter
4618 (tree_function_versioning): Pass location to setup_one_parameter.
4619 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
4620 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
4621 copy and edge lists.
4622 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
4623 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
4624 locus parameter and override the stmt default if provided.
4625 (new_elim_graph, clear_elim_graph, delete_elim_graph,
4626 elim_graph_add_edge, elim_graph_remove_succ_edge,
4627 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
4628 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
4629 eliminate_phi): Add locus info in elimination graph for each edge and
4631 (insert_backedge_copies): Copy locus if present.
4632 * tree-flow.h (struct _edge_var_map): Add locus field.
4633 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
4634 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
4635 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
4637 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
4639 2009-07-30 Martin Jambor <mjambor@suse.cz>
4641 PR tree-optimization/40570
4642 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
4645 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
4647 * ssa-loop-manip.c: Include langhooks.h.
4648 (rewrite_phi_with_iv): New.
4649 (rewrite_all_phi_nodes_with_iv): New.
4650 (canonicalize_loop_ivs): Move here from tree-parloops.c.
4651 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
4652 * tree-parloops.c (loop_parallel_p): Move out all conditions
4653 except dependency check.
4654 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
4655 (gen_parallel_loop): Call canonicalize_loop_ivs without
4656 reduction_list argument.
4657 (build_new_reduction): New.
4658 (gather_scalar_reductions): New.
4659 (try_get_loop_niter): New.
4660 (try_create_reduction_list): New.
4661 (parallleize_loops): Change the parallel conditions check.
4662 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
4663 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
4665 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
4667 * opt-functions.awk (opt_args): Allow argument to be enclosed in
4669 * doc/options.texi (Option properties): Mention new quoting syntax.
4671 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4673 * config/alpha/alpha.c (alpha_start_function):
4674 Handle VMS_DEBUG_MAIN_POINTER
4675 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
4676 * doc/invoke.texi: Document -mdebug-main switch.
4678 2009-07-29 Richard Henderson <rth@redhat.com>
4680 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
4681 (cgraph_create_edge_including_clones): Likewise.
4682 * tree-inline.c (copy_bb): Operate on the correct edges
4683 when updating the callgraph.
4685 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4687 * config/alpha/vms-cc.c: Deleted.
4688 * config/alpha/vms-ld.c: Deleted.
4689 * config/alpha/t-vms64: Moved to config/vms
4690 * config/alpha/vms-crt0-64.c: Moved to config/vms
4691 * config/alpha/vms-crt0.c: Moved to config/vms
4692 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
4693 * config/alpha/vms-psxcrt0.c: Moved to config/vms
4694 * config/alpha/xm-vms.h: Moved to config/vms
4695 * config/alpha/x-vms: Moved to config/vms
4696 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
4698 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
4699 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
4701 * config/vms/t-vms64: Moved here from config/alpha
4702 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
4703 (argc,argv,envp): Enforce 32bit malloc'ing.
4704 * config/vms/vms-psxcrt0-64.c: Likewise.
4705 * config/vms/vms-crt0.c: Moved here from config/alpha.
4706 * config/vms/vms-psxcrt0.c: Likewise.
4707 * config/vms/vms-crtl-64.h: New file.
4708 * config/vms/vms-crtl.h: New file.
4709 * config/vms/vms.opt: New file.
4710 * config/vms/xm-vms64.h: New file.
4711 * config/vms/xm-vms.h: Moved here from config/alpha.
4712 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
4714 * config/vms/x-vms: Moved here from config/alpha.
4715 (version, VMS_EXTRA_PARTS): Moved to t-vms.
4716 (vms-ld.o, vms-cc.o): Removed.
4717 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
4719 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4721 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
4722 correct stack (obvious VMS fix).
4724 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4726 * dwarf2out.c (output_file_names): Output VMS style file name, size,
4727 date, version info if VMS_DEBUGGING_INFO defined.
4728 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
4729 size, date calculating code moved here.
4731 2009-07-29 Paul Brook <paul@codesourcery.com>
4733 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
4736 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
4739 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
4740 to DImode when generating insq_le insn.
4742 2009-07-28 Douglas B Rupp <rupp@gnat.com>
4744 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
4745 New macro set for VMS_DEBUGGGING_INFO.
4746 (AT_string_form): Use it.
4748 2009-07-28 DJ Delorie <dj@redhat.com>
4750 * config/mep/mep.c (vtext_section): New.
4751 (vftext_section): New.
4752 (ftext_section): New.
4753 (mep_select_section): Add support for functions.
4754 (mep_unique_section): Likewise.
4755 (mep_asm_init_sections): Likewise.
4756 (mep_encode_section_info): Remove it from here.
4758 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
4760 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
4762 * tree.h (TREE_DEPRECATED): Document it is used for types too.
4763 (TYPE_VECTOR_OPAQUE): Use default_def_flag
4765 2009-07-28 Douglas B Rupp <rupp@gnat.com>
4767 * dwarf2out.c (output_file_names): Test new macro
4768 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
4769 (add_comp_dir_attribute): Likewise.
4771 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
4773 * config/i386/mingw-w64.h (LINK_SPEC): Add
4774 separating space between commands.
4776 2009-07-28 Jan Hubicka <jh@suse.cz>
4778 PR tree-optimization/40759
4779 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
4782 2009-07-27 DJ Delorie <dj@redhat.com>
4784 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
4785 types are dword-aligned.
4786 (mep_expand_va_start): Likewise.
4788 2009-07-27 Olivier Hainque <hainque@adacore.com>
4789 Douglas B Rupp <rupp@gnat.com>
4791 * convert.c (convert_to_pointer): Don't assume the target
4792 pointer type is POINTER_SIZE long. Fetch its precision instead.
4794 2009-07-27 Douglas B Rupp <rupp@gnat.com>
4796 * system.h (fopen): Undefine if macro.
4798 2009-07-27 Jakub Jelinek <jakub@redhat.com>
4800 * dwarf2out.c (output_cfi_p): Removed.
4801 (output_cfis): New function.
4802 (output_fde): New function, split from output_call_frame_info.
4803 (output_call_frame_info): Use it.
4804 (dwarf2out_switch_text_section): Use output_cfis.
4806 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
4808 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
4809 TARGET_BI_ARCH is specified without enabling SJLJ.
4810 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
4811 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
4813 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
4815 * arm.md (negdi2): Use DImode if forcing a value into a register.
4817 2009-07-26 Ira Rosen <irar@il.ibm.com>
4819 PR tree-optimization/40801
4820 * tree-vect-stmts.c (vectorizable_call): Get previous copy
4821 of vector operand from the previous copy of vector statement.
4822 Pass the correct definition type value to
4823 vect_get_vec_def_for_stmt_copy().
4825 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4827 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
4828 const char ** conversion.
4830 2009-07-25 David Daney <ddaney@caviumnetworks.com>
4832 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
4833 fancy_abort() if !ENABLE_ASSERT_CHECKING.
4834 (gcc_unreachable): Invoke __builtin_unreachable() if
4835 !ENABLE_ASSERT_CHECKING.
4837 2009-07-25 David Daney <ddaney@caviumnetworks.com>
4839 PR rtl-optimization/40445
4840 * emit-rtl.c (next_nonnote_insn_bb): New function.
4841 * rtl.h (next_nonnote_insn_bb): Declare new function.
4842 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
4843 with no successors that is the successor of the ENTRY_BLOCK.
4844 Continue from the top after removing an empty fallthrough block.
4845 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
4846 of next_nonnote_insn.
4848 2009-07-25 David Daney <ddaney@caviumnetworks.com>
4850 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
4852 2009-07-25 Martin Jambor <mjambor@suse.cz>
4854 * c-common.c (c_common_attribute_table): New element for noclone.
4855 (handle_noclone_attribute): New function. Forward-declare.
4856 * tree-inline.c (tree_versionable_function_p): Check for noclone
4858 * doc/extend.texi (Labels as Values): Document need for noclone.
4859 (Function Attributes): Document noclone attribute.
4861 2009-07-25 Jakub Jelinek <jakub@redhat.com>
4863 PR rtl-optimization/34999
4864 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
4865 and dw_fde_switched_cold_to_hot fields.
4866 (output_cfi_p): New function.
4867 (output_call_frame_info): If fde->dw_fde_switched_sections,
4868 output 2 FDEs instead of one with corrupted header.
4869 (dwarf2out_do_cfi_startproc): New function.
4870 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
4871 and fde->dw_fde_switched_cold_to_hot.
4872 (dwarf2out_switch_text_section): Compute
4873 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
4874 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
4875 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
4876 Otherwise, compute fde->dw_fde_switch_cfi.
4878 2009-07-24 Cary Coutant <ccoutant@google.com>
4880 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
4882 2009-07-24 Cary Coutant <ccoutant@google.com>
4884 * cfghooks.c (split_block): Copy discriminator to new block.
4885 * tree-cfg.c (assign_discriminator): Check location of last
4886 instruction in block as well as first.
4888 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
4890 * config/i386/linux.c: Use fputs or putc instead of fprintf
4892 * config/i386/gas.h: Ditto.
4893 * config/i386/x86-64.h: Ditto.
4894 * config/i386/att.h: Ditto.
4896 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4898 * expmed.c (emit_store_flag): Use a recursive call to optimize the
4901 2009-07-24 Martin Jambor <mjambor@suse.cz>
4903 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
4904 (ipa_push_func_to_list_1): Declare.
4905 (ipa_push_func_to_list): New function.
4907 * ipa-prop.c (ipa_push_func_to_list_1): New function.
4908 (ipa_init_func_list): Call ipa_push_func_to_list_1.
4909 (ipa_push_func_to_list): Removed.
4910 (ipa_pop_func_from_list): Clear node_enqueued flag.
4912 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
4914 * config/s390/s390.c (override_options): Default
4915 max-unrolled-insns to 100 for z10 tuning.
4917 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
4919 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
4920 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
4921 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
4922 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
4923 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
4924 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
4925 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
4927 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
4929 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
4930 use default set in mingw32.h header.
4931 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
4932 64-bit /mingw/include path.
4933 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
4936 2009-07-23 Neil Vachharajani <nvachhar@google.com>
4938 PR rtl-optimization/40209
4939 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
4941 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
4943 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
4944 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
4945 with the rest of string where appropriate. Use fputs or putc
4946 instead of fprintf where appropriate.
4948 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
4949 Pat Haugen <pthaugen@us.ibm.com>
4950 Revital Eres <ERES@il.ibm.com>
4952 * config/rs6000/vector.md: New file. Move most of the vector
4953 expander support here from altivec.md to allow for the VSX vector
4954 unit in the future. Add support for secondary_reload patterns.
4955 Rewrite the patterns for vector comparison, and vector comparison
4956 predicate instructions so that the RTL expresses the desired
4957 behavior, instead of using unspec.
4959 * config/rs6000/constraints.md ("f" constraint): Use
4960 rs6000_constraints to hold the precalculated register class.
4961 ("d" constraint): Ditto.
4962 ("wd" constraint): New constraint for VSX.
4963 ("wf" constraint): Ditto.
4964 ("ws" constraint): Ditto.
4965 ("wa" constraint): Ditto.
4966 ("wZ" constraint): Ditto.
4967 ("j" constraint): Ditto.
4969 * config/rs6000/predicates.md (vsx_register_operand): New
4971 (vfloat_operand): New predicate for vector.md.
4972 (vint_operand): Ditto.
4973 (vlogical_operand): Ditto.
4974 (easy_fp_constant): If VSX, 0.0 is an easy constant.
4975 (easy_vector_constant): Add VSX support.
4976 (altivec_indexed_or_indirect_operand): New predicate for
4977 recognizing Altivec style memory references with AND -16.
4979 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
4980 for vector secondary reload support.
4981 (rs6000_vector_reg_class): Delete, replacing it with
4983 (rs6000_vsx_reg_class): Ditto.
4984 (rs6000_constraints): New array to hold the register classes of
4985 each of the register constraints that can vary at runtime.
4986 (builtin_mode_to_type): New static array for builtin function type
4988 (builtin_hash_table): New static hash table for builtin function
4990 (TARGET_SECONDARY_RELOAD): Define target hook.
4991 (TARGET_IRA_COVER_CLASSES): Ditto.
4992 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
4993 registers are 128 bits if VSX memory reference instructions are used.
4994 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
4996 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
4997 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
4998 Print several of the scheduling related parameters.
4999 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
5000 rs6000_constraints instead of rs6000_vector_reg_class. Move
5001 -mdebug=reg code to rs6000_debug_reg_global. Add support for
5002 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
5003 Altivec. Add VSX support. Setup for secondary reload support on
5004 Altivec/VSX registers.
5005 (rs6000_override_options): Make power7 set the scheduling groups
5006 like the power5. Add support for new debug switches to override
5007 the scheduling defaults. Temporarily disable -mcpu=power7 from
5008 setting -mvsx. Add support for debug switches -malways-hint,
5009 -msched-groups, and -malign-branch-targets.
5010 (rs6000_buitlin_conversion): Add support for returning unsigned
5011 vector conversion functions to fix regressions due to stricter
5013 (rs6000_builtin_mul_widen_even): Ditto.
5014 (rs6000_builtin_mul_widen_odd): Ditto.
5015 (rs6000_builtin_vec_perm): Ditto.
5016 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
5017 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
5019 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
5021 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
5022 VSX types for bit operations. Changes to accomidate vector.md.
5023 (bdesc_2arg): Ditto.
5024 (bdesc_1arg): Ditto.
5025 (struct builtin_description_predicates): Rewrite predicate
5026 handling so that RTL describes the operation, instead of passing
5027 the instruction to be used as a string argument.
5028 (bdesc_altivec_preds): Ditto.
5029 (altivec_expand_predicate_builtin): Ditto.
5030 (altivec_expand_builtin): Ditto.
5031 (rs6000_expand_ternop_builtin): Use a switch instead of an if
5032 statement for vsldoi support.
5033 (altivec_expand_ld_builtin): Change to use new names from vector.md.
5034 (altivec_expand_st_builtin): Ditto.
5035 (paired_expand_builtin): Whitespace changes.
5036 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
5037 builtin_mode_to_type table for secondary reload. Call
5038 builtin_function_type to build random builtin functions.
5039 (altivec_init_builtins): Change to use builtin_function_type to
5040 create builtin function types dynamically as we need them.
5041 (builtin_hash_function): New support for hashing the tree types
5042 for builtin function as we need it, rather than trying to build
5043 all of the trees that we need. Add initial preliminary VSX support.
5044 (builtin_function_type): Ditto.
5045 (builtin_function_eq): Ditto.
5046 (builtin_hash_struct): Ditto.
5047 (rs6000_init_builtins): Ditto.
5048 (rs6000_common_init_builtins): Ditto.
5049 (altivec_init_builtins): Ditto.
5050 (rs6000_common_init_builtins): Ditto.
5051 (enum reload_reg_type): New enum for simplifing reg classes.
5052 (rs6000_reload_register_type): Simplify register classes into GPR,
5053 Vector, and other registers. Altivec and VSX addresses in reload.
5054 (rs6000_secondary_reload_inner): Ditto.
5055 (rs6000_ira_cover_classes): New target hook, that returns the
5056 appropriate cover classes, based on -mvsx being used or not.
5057 (rs6000_secondary_reload_class): Add VSX support.
5058 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
5059 (get_vsel_insn): Ditto.
5060 (rs6000_emit_vector_compare): Rewrite vector conditional support
5061 so that where we can, we use RTL operators, instead of blindly use
5063 (rs6000_emit_vector_select): Ditto.
5064 (rs6000_emit_vector_cond_expr): Ditto.
5065 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
5066 (create_TOC_reference): Add -mdebug=addr support.
5067 (emit_frame_save): VSX loads/stores need register indexed addressing.
5069 * config/rs6000/rs6000.md: Include vector.md.
5071 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
5073 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5074 support for V2DI, V2DF in logical, permute, select operations.
5076 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
5077 switch for vsx/power7.
5078 (-mvsx-scalar-memory): Ditto.
5079 (-mvsx-align-128): Ditto.
5080 (-mallow-movmisalign): Ditto.
5081 (-mallow-df-permute): Ditto.
5082 (-msched-groups): Ditto.
5083 (-malways-hint): Ditto.
5084 (-malign-branch-targets): Ditto.
5086 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
5088 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
5089 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
5090 (rs6000_vector_reg_class): Delete.
5091 (rs6000_vsx_reg_class): Ditto.
5092 (enum rs6000_reg_class_enum): New enum for the constraints that
5093 vary based on target switches.
5094 (rs6000_constraints): New array to hold the register class for all
5095 of the register constraints that vary based on the switches used.
5096 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
5097 (enum rs6000_builtins): Add unsigned varients for the builtin
5098 declarations returned by target hooks for expanding multiplies,
5099 select, and permute operations. Add VSX builtins.
5100 (enum rs6000_builtin_type_index): Add entries for VSX.
5101 (V2DI_type_node): Ditto.
5102 (V2DF_type_node): Ditto.
5103 (unsigned_V2DI_type_node): Ditto.
5104 (bool_long_type_node): Ditto.
5105 (intDI_type_internal_node): Ditto.
5106 (uintDI_type_internal_node): Ditto.
5107 (double_type_internal_node): Ditto.
5109 * config/rs6000/altivec.md (whole file): Move all expanders to
5110 vector.md from altivec.md. Rename insn matching functions to be
5112 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
5113 (altivec_vcmp*): Ditto.
5114 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
5115 (VM): New iterator for moves that includes the VSX types.
5116 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
5117 (altivec_vperm_<mode>_uns): New, for unsigned types.
5118 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
5119 (altivec_eq<mode>): Ditto.
5120 (altivec_gt<mode>): Ditto.
5121 (altivec_gtu<mode>): Ditto.
5122 (altivec_eqv4sf): Ditto.
5123 (altivec_gev4sf): Ditto.
5124 (altivec_gtv4sf): Ditto.
5125 (altivec_vcmpbfp_p): Ditto.
5127 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
5129 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
5132 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
5135 * config/i386/i386.c (output_387_ffreep): Rewrite to use
5136 ASM_SHORT instead of .word.
5137 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
5138 instead of .word in asm template.
5140 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
5143 * ira-lives.c (bb_has_abnormal_call_pred): New function.
5144 (process_bb_node_lives): Use it.
5146 * ira.c (setup_cover_and_important_classes): Don't setup
5147 ira_important_class_nums. Add cover classes to the end of
5149 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
5151 (find_reg_class_closure): Use reorder_important_classes.
5153 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
5155 * config/i386/i386.c (i386_ira_cover_classes): New function.
5156 (TARGET_IRA_COVER_CLASSES): Redefine.
5158 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
5159 importance of order of cover classes in the array.
5161 2009-07-22 Diego Novillo <dnovillo@google.com>
5163 * tree-pass.h (TDF_EH): Define.
5164 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
5165 contains TDF_EH, print the EH region number holding GS.
5166 * tree-dump.c (dump_options): Add "eh".
5167 * doc/invoke.texi: Document it.
5169 2009-07-22 Doug Kwan <dougkwan@google.com>
5171 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
5173 2009-07-22 Michael Matz <matz@suse.de>
5175 PR tree-optimization/35229
5176 PR tree-optimization/39300
5178 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
5179 (inhibit_phi_insertion): New function.
5180 (insert_into_preds_of_block): Call it for REFERENCEs.
5181 (init_pre): Initialize and finalize scalar evolutions.
5182 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
5184 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
5186 * config/i386/predicates.md (zero_extended_scalar_load_operand):
5187 Use CONST_VECTOR_NUNITS to determine number of elements.
5189 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
5191 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
5192 (U, W): Constraints are now deprecated and will be removed if we
5194 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
5196 ("prefetch"): Add the stcmh instruction for prefetching.
5197 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
5199 (s390_short_displacement): Return always true if compiling for
5200 machines not providing the long displacement facility.
5201 (s390_mem_constraint): Support the new constraint letter Z.
5202 (s390_check_qrst_address): New function.
5204 2009-07-21 DJ Delorie <dj@redhat.com>
5206 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
5209 2009-07-21 Jason Merrill <jason@redhat.com>
5211 * c-common.c (max_tinst_depth): Increase default to 1024.
5213 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
5215 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
5216 (vec_unpacku_float_lo_v4si): Ditto.
5218 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
5221 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
5222 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
5223 (builtin_description): Add __builtin_ia32_cvtudq2ps.
5224 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
5226 2009-07-21 Jakub Jelinek <jakub@redhat.com>
5228 PR tree-optimization/40813
5229 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
5232 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
5234 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
5235 with a NOP_EXPR if needed.
5237 2009-07-21 Paul Brook <paul@codesourcery.com>
5239 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
5240 Terminate debug dump with newline.
5242 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5244 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
5245 Cast "1" to unsigned HOST_WIDE_INT.
5246 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
5247 deposit length to the maximum length - lsb. Extend length if
5248 HOST_BITS_PER_WIDE_INT is 32.
5250 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
5252 * cgraph.h (constant_pool_htab): New function.
5253 (constant_descriptor_tree): Move from varasm.c.
5254 * varasm.c (constant_pool_htab): New function.
5255 (constant_descriptor_tree): Move to cgraph.h.
5257 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
5259 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
5261 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
5263 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
5266 2009-07-20 Xinliang David Li <davidxl@google.com>
5268 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
5270 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
5272 * config/mips/mips.md (move_type): Add arith.
5273 (type): Handle arith.
5274 (zero_extendsidi2): Rename this into ...
5275 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
5276 (zero_extendsidi2): New expander.
5277 (*zero_extendsidi2_dext): New pattern.
5279 2009-07-20 Nick Clifton <nickc@redhat.com>
5281 * config.gcc (mips64-*-*): Add definition of tm_defines in order
5282 to set MIPS_ABI_DEFAULT.
5283 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
5285 2009-07-20 Jakub Jelinek <jakub@redhat.com>
5287 * tree-object-size.c (addr_object_size): Handle unions with
5288 array in it as last field of structs in __bos (, 1) as __bos (, 0).
5290 PR tree-optimization/40792
5291 * tree.c (build_function_type_skip_args): Remove bogus assert.
5293 2009-07-20 Jan Hubicka <jh@suse.cz>
5294 Martin Jambor <mjambor@suse.cz>
5296 * cgraph.h (combined_args_to_skip): New field.
5297 * cgraph.c (cgraph_create_virtual_clone): Properly handle
5298 combined_args_to_skip and args_to_skip.
5299 * tree-inline.c (update_clone_info): New function.
5300 (tree_function_versioning): Call update_clone_info.
5301 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
5303 (cgraph_materialize_all_clones): More extensive dumping, working
5304 with combined_args_to_skip rather than args_to_skip.
5306 2009-07-20 Ira Rosen <irar@il.ibm.com>
5308 * tree-vectorizer.h (vectorizable_condition): Add parameters.
5309 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
5310 (get_initial_def_for_reduction): Likewise.
5311 (vectorizable_reduction): Skip the check of first operand in case
5312 of COND_EXPR. Add check that it is outer loop vectorization if
5313 nested cycle was detected. Call vectorizable_condition() for
5314 COND_EXPR. If reduction epilogue cannot be created do not fail for
5315 nested cycles (if it is not double reduction). Assert that there
5316 is only one type in the loop in case of COND_EXPR. Call
5317 vectorizable_condition() to vectorize COND_EXPR.
5318 * tree-vect-stmts.c (vectorizable_condition): Update comment.
5319 Add parameters. Allow nested cycles if called from
5320 vectorizable_reduction(). Use reduction vector variable if provided.
5321 (vect_analyze_stmt): Call vectorizable_reduction() before
5322 vectorizable_condition().
5323 (vect_transform_stmt): Update call to vectorizable_condition().
5325 2009-07-20 Christian Bruel <christian.bruel@st.com>
5327 * config/sh/sh.opt (-mfmovd): Resurrect and document.
5328 * doc/invoke.texi (-mfmovd): Likewise.
5329 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
5331 2009-07-20 Jan Hubicka <jh@suse.cz>
5333 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
5334 when handling SSA name.
5336 2009-07-19 Jan Hubicka <jh@suse.cz>
5338 PR tree-optimization/40676
5339 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
5340 virtual PHIs in empty BBs.
5342 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5344 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
5345 re-expanded the compound use gen_lowpart instead to convert to the
5348 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5350 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
5351 OUTER_CONST arguments.
5352 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
5353 the new wider mode will be masked off.
5354 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
5356 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5358 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
5359 high-order bits are zero.
5361 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5363 * combine.c (simplify_shift_const_1): Split code to determine
5365 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
5366 new bits shifted in are identical to the old sign bit.
5368 2009-07-18 Richard Guenther <rguenther@suse.de>
5371 * gimplify.c (gimplify_call_expr): Reject code using results from
5372 functions returning void.
5374 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
5376 * doc/md.texi: Document the new PowerPC "es" constraint.
5377 Document that "m" can include automodified addresses on this target,
5378 and explain how %U must be used. Extend the "Q" and "Z" documentation
5379 to suggest "es" as well as "m".
5380 * config/rs6000/constraints.md (es): New memory constraint.
5381 (Q, Z): Update strings to match new documentation.
5383 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
5385 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
5386 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
5387 * config/rs6000/predicates.md (volatile_mem_operand): Use
5388 offsettable_nonstrict_memref_p.
5389 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
5390 (*floatunssidf2_internal): Likewise.
5391 (*fix_truncdfsi2_internal): Likewise.
5392 (*fix_trunctfsi2_internal): Likewise.
5394 2009-07-17 Anatoly Sokolov <aesok@post.ru>
5396 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
5398 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5400 2009-07-17 Richard Guenther <rguenther@suse.de>
5403 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
5404 (pass_warn_unused_result): Likewise.
5405 (TODO_set_props): Remove.
5406 * omp-low.c (diagnose_omp_structured_block_errors): Change to
5408 (pass_diagnose_omp_blocks): Define.
5409 * c-decl.c (pop_file_scope): Do not finalize the CU here.
5410 (c_gimple_diagnostics_recursively): Remove.
5411 (finish_function): Do not call it.
5412 (c_write_global_declarations): Continue after errors.
5413 Finalize the CU here.
5414 * c-gimplify.c (c_genericize): Do not gimplify here.
5415 * c-common.c (c_warn_unused_result): Move ...
5416 * tree-cfg.c (do_warn_unused_result): ... here.
5417 (run_warn_unused_result): New function.
5418 (gate_warn_unused_result): New function.
5419 (pass_warn_unused_result): New pass.
5420 * c-common.h (c_warn_unused_result): Remove.
5421 * flags.h (flag_warn_unused_result): Declare.
5422 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
5423 * opts.c (flag_warn_unused_result): Initialize to false.
5424 * toplev.c (compile_file): Add comment.
5425 * omp-low.c (create_omp_child_function): Do not register
5426 the function with the frontend.
5427 (diagnose_omp_structured_block_errors): Prepare to be
5428 called as optimization pass.
5429 (gate_diagnose_omp_blocks): New function.
5430 (pass_diagnose_omp_blocks): New pass.
5431 * cgraph.h (cgraph_optimize): Remove.
5432 (cgraph_analyze_function): Likewise.
5433 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
5434 * cgraphunit.c (cgraph_lower_function): Lower nested functions
5435 before their parents here.
5436 (cgraph_finalize_function): Not here.
5437 (cgraph_analyze_function): Gimplify functions here.
5438 (cgraph_finalize_compilation_unit): Continue after errors.
5439 Optimize the callgraph from here.
5440 (cgraph_optimize): Make static.
5441 * langhooks.c (write_global_declarations): Finalize the CU.
5442 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
5443 (gimplify_function_tree): Assert we gimplify only once.
5444 Set PROP_gimple_any property.
5445 * tree-nested.c (gimplify_all_functions): New function.
5446 (lower_nested_functions): Gimplify all nested functions.
5447 * gimple.h (diagnose_omp_structured_block_errors): Remove.
5448 * passes.c (init_optimization_passes): Add pass_warn_unused_result
5449 and pass_diagnose_omp_blocks after gimplification. Do not
5450 set TODO_set_props on all_lowering_passes.
5451 (execute_one_pass): Do not handle TODO_set_props.
5452 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
5453 (gimplify.o): Add tree-pass.h dependency.
5454 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
5455 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
5456 (unsave_r): Likewise.
5457 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
5460 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
5462 * doc/service.texi (Service): Restore previously removed link,
5463 which isn't broken after all.
5465 2009-07-17 Richard Guenther <rguenther@suse.de>
5467 PR tree-optimization/40321
5468 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
5469 PHI nodes to the maximal set.
5470 (make_values_for_phi): Add PHI arguments to the maximal set.
5471 (execute_pre): Dump PHI_GEN and the maximal set.
5473 2009-07-17 Jakub Jelinek <jakub@redhat.com>
5476 * gimplify.c (gimplify_conversion): Don't change non-conversions into
5479 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
5481 * doc/extend.texi (Nested Functions): Replace broken link with
5483 * doc/service.texi (Service): Remove broken link.
5485 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
5488 * builtins.c (expand_builtin_memcmp): Use loc instead of
5489 EXPR_LOCATION (exp).
5490 (expand_builtin_strncmp): Likewise.
5492 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
5493 Manuel López-Ibáñez <manu@gcc.gnu.org>
5496 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
5497 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
5498 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
5499 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
5500 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
5501 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
5502 tree-inline.c, c-common.c, c-common.h, gimple.c,
5503 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
5504 convert.c: Add location argument to fold_{unary,binary,ternary},
5505 fold_build[123], build_call_expr, build_size_arg,
5506 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
5507 fold_build1_initializer, fold_build2_initializer,
5508 fold_build3_initializer, fold_build_call_array,
5509 fold_build_call_array_initializer, fold_single_bit_test,
5510 omit_one_operand, omit_two_operands, invert_truthvalue,
5511 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
5512 combine_comparisons, fold_builtin_*, fold_call_expr,
5513 build_range_check, maybe_fold_offset_to_address, round_up,
5516 2009-07-16 Jason Merrill <jason@redhat.com>
5519 * c-common.c (c_common_reswords): Add __is_standard_layout
5521 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
5522 * doc/implement-cxx.texi: New.
5523 * doc/gcc.texi: Include it.
5525 2009-07-16 DJ Delorie <dj@redhat.com>
5527 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
5528 compares that may be indirectly affected by previous instructions.
5530 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5532 * builtins.c (do_mpc_arg2): New.
5533 (fold_builtin_2): Fold builtin cpow.
5534 * real.h (HAVE_mpc_pow): New.
5536 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
5538 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
5539 comparison to skip unprofitable schedule
5541 2009-07-16 Simon Baldwin <simonb@google.com>
5543 * gcc.c (option_map): New flag -no-canonical-prefixes.
5544 * (display_help): Print help text for new flag.
5545 * (process_command): Move options translation and language specifics
5546 and handle new flag early. Use it to set a function pointer to a
5547 prefix builder. Replace make_relative_prefix calls with calls to
5548 the function pointed to. Ignore new flag in regular options handling.
5549 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
5551 2009-07-15 DJ Delorie <dj@redhat.com>
5553 * config/mep/mep.md (sibcall_internal): Change register to avoid
5555 (sibcall_value_internal): Likewise.
5557 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
5559 PR rtl-optimization/40710
5560 * resource.c (mark_target_live_regs): Reset DF problem to LR.
5562 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
5564 * config/mips/mips.md (*extenddi_truncate<mode>,
5565 *extendsi_truncate<mode>): Change type attribute to move_type
5566 with shift_shift. Split out code handling exts from here ...
5567 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
5569 (*extendhi_truncateqi): Change type attribute to move_type with
5570 shift_shift. Split out code handling exts from here ...
5571 (*extendhi_truncateqi_exts): ... to this new pattern.
5573 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
5575 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
5576 instead of "and" with inverted sign bit mask value. Use
5577 "nonimmediate_operand" for operand 1 and operand 2 predicate.
5578 Allocate registers only for operand 4 and operand 5.
5580 2009-07-15 Jakub Jelinek <jakub@redhat.com>
5583 * fold-const.c (fold_cond_expr_with_comparison): When folding
5584 < and <= to MIN, make sure the MIN uses the same type as the
5585 comparison's operands.
5587 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
5589 * arm.md (ior_xor): New code iterator.
5590 (split for ior/xor with shift and zero-extend): New split pattern.
5591 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
5593 2009-07-15 Richard Guenther <rguenther@suse.de>
5595 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
5598 2009-07-15 Richard Guenther <rguenther@suse.de>
5601 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
5603 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5605 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
5606 handle 2.6.30 kernel.
5608 2009-07-15 DJ Delorie <dj@redhat.com>
5610 * config/mep/mep.md (sibcall_internal): Change register to allow
5611 for 24-bit addresses.
5612 (sibcall_value_internal): Likewise.
5614 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
5616 * doc/invoke.texi: Added descriptions of the scheduling heuristics
5617 that are enabled/disabled by the flags introduced by a previous patch.
5619 2009-07-14 DJ Delorie <dj@redhat.com>
5621 * config/mep/mep.md (sibcall_internal): Include non-toggling
5623 (sibcall_value_internal): Likewise.
5625 2009-07-14 Taras Glek <tglek@mozilla.com>
5626 Rafael Espindola <espindola@google.com>
5628 * doc/sourcebuild.texi: Document install-plugin target.
5629 * configure.ac: Added install-plugin target to language makefiles.
5630 * configure: Regenerate.
5631 * Makefile.in: (install-plugin): Install more headers,
5632 depend on lang.install-plugin.
5634 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5636 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
5639 2009-07-14 DJ Delorie <dj@redhat.com>
5641 * config/mep/mep.c (mep_vliw_jmp_match): New function.
5642 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
5643 * config/mep/mep.md (sibcall_internal): Change test from
5644 mep_vliw_mode_match to mep_vliw_jmp_match.
5645 (sibcall_value_internal): Likewise.
5647 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
5649 * config/i386/sse.md (copysign<mode>3): New expander.
5650 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
5651 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
5652 Use ix86_build_const_vector.
5653 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
5654 IX86_BUILTIN_CPYSGNPD.
5655 (builtin_description): Add __builtin_ia32_copysignps and
5656 __builtin_ia32_copysignpd.
5657 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
5658 and BUILT_IN_COPYSIGNF.
5660 2009-07-13 Jason Merrill <jason@redhat.com>
5662 * builtins.c (can_trust_pointer_alignment): New fn.
5663 (get_pointer_alignment): Factor it out from here.
5664 * tree.h: Declare it.
5666 2009-07-14 David Edelsohn <edelsohn@gnu.org>
5668 * config/rs6000/predicates.md (offsettable_mem_operand): Test
5671 2009-07-14 Dodji Seketeli <dodji@redhat.com>
5675 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
5677 2009-07-14 Richard Guenther <rguenther@suse.de>
5678 Andrey Belevantsev <abel@ispras.ru>
5681 * cfgexpand.c (partition_stack_vars): Do not bother to update
5682 alias information when not optimizing.
5684 2009-07-14 Richard Guenther <rguenther@suse.de>
5685 Andrey Belevantsev <abel@ispras.ru>
5687 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
5688 (pt_solution_set): Likewise.
5689 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
5690 * tree-ssa-structalias.c (pt_solution_set): New function.
5691 * final.c (rest_of_clean_state): Free SSA data structures.
5692 * print-rtl.c (print_decl_name): Remove.
5693 (print_mem_expr): Implement in terms of print_generic_expr.
5694 * alias.c (ao_ref_from_mem): New function.
5695 (rtx_refs_may_alias_p): Likewise.
5696 (true_dependence): Query alias-export info.
5697 (canon_true_dependence): Likewise.
5698 (write_dependence_p): Likewise.
5699 * tree-dfa.c (get_ref_base_and_extent): For void types leave
5701 * emit-rtl.c (component_ref_for_mem_expr): Remove.
5702 (mem_expr_equal_p): Use operand_equal_p.
5703 (set_mem_attributes_minus_bitpos): Do not use
5704 component_ref_for_mem_expr.
5705 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
5706 (update_alias_info_with_stack_vars): Likewise.
5707 (partition_stack_vars): Call update_alias_info_with_stack_vars.
5708 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
5709 explicitly nor clear stmt operands.
5710 Free the decl-to-pointer map.
5711 * tree-optimize.c (execute_free_datastructures): Do not free
5712 SSA data structures here.
5713 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
5714 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
5715 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
5717 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
5719 2009-07-13 DJ Delorie <dj@redhat.com>
5721 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
5722 unrolling at the right iteration count.
5724 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
5727 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
5729 * haifa-sched.c (rank_for_schedule): Introduced flags to
5730 enable/disable individual scheduling heuristics.
5731 * common.opt: Introduced flags to enable/disable individual
5732 heuristics in the scheduler.
5733 * doc/invoke.texi: Introduced flags to enable/disable individual
5734 heuristics in the scheduler.
5736 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
5738 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
5739 config/i386/mingw-tls.c.
5740 * config/i386/mingw-tls.c: Removed.
5742 2009-07-13 Ira Rosen <irar@il.ibm.com>
5744 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
5745 checks access only relevant statements.
5746 (vectorizable_reduction): Likewise.
5748 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
5750 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
5751 just for 32-bit case.
5753 2009-07-12 Jan Hubicka <jh@suse.cz>
5755 PR tree-optimization/40585
5756 * except.c (expand_resx_expr): When there already is resume
5757 instruction, produce linked list.
5758 (build_post_landing_pads): Assert that resume is empty.
5759 (connect_post_landing_pads): Handle resume lists.
5760 (dump_eh_tree): Dump resume list.
5762 2009-07-12 Ira Rosen <irar@il.ibm.com>
5764 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5765 with additional argument.
5766 * tree-vectorizer.h (enum vect_def_type): Add
5767 vect_double_reduction_def.
5768 (vect_is_simple_reduction): Add argument.
5769 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
5771 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
5772 vect_is_simple_reduction with additional argument.
5773 (vect_analyze_loop_operations): Handle exit phi nodes in case of
5775 (reduction_code_for_scalar_code): Handle additional codes by
5776 returning ERROR_MARK for them. Fix comment and indentation.
5777 (vect_is_simple_reduction): Fix comment, add argument to specify
5778 double reduction. Detect double reduction.
5779 (get_initial_def_for_induction): Fix indentation.
5780 (get_initial_def_for_reduction): Fix comment and indentation.
5781 Handle double reduction. Create initial definitions that do not
5782 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
5783 (vect_create_epilog_for_reduction): Fix comment, add argument to
5784 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
5785 epilogue result extraction. Create double reduction phi node and
5786 replace relevant uses.
5787 (vectorizable_reduction): Call vect_is_simple_reduction with
5788 additional argument. Fix indentation. Update epilogue code treatment
5789 according to the changes in reduction_code_for_scalar_code. Check
5790 for double reduction. Call vect_create_epilog_for_reduction with
5791 additional argument.
5792 * tree-vect-stmts.c (process_use): Handle double reduction, update
5794 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
5795 (vect_get_vec_def_for_operand): Likewise.
5797 2009-07-12 Danny Smith <dansmister@gmail.com>
5799 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
5800 dllexport if !TREE_PUBLIC.
5801 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
5803 2009-07-11 Anatoly Sokolov <aesok@post.ru>
5805 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
5806 (avr_extra_arch_macro) Remove declatation.
5807 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
5808 (avr_extra_arch_macro) Declare as static.
5809 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
5811 2009-07-11 Jan Hubicka <jh@suse.cz>
5814 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
5816 2009-07-11 Jakub Jelinek <jakub@redhat.com>
5819 * dwarf2out.c (dw_fde_struct): Add in_std_section and
5820 cold_in_std_section bits.
5821 (dwarf2out_begin_prologue): Initialize them.
5822 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
5823 if already covered by text_section or cold_text_section range.
5825 PR rtl-optimization/40667
5826 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
5827 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
5828 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
5829 * config/i386/i386.c (ix86_minimum_alignment): New function.
5830 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
5831 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
5832 * emit-rtl.c (gen_reg_rtx): Likewise.
5833 * function.c (assign_parms): Likewise. If nominal_type needs
5834 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
5835 rather than passed_type's alignment.
5838 * function.c (assign_parm_setup_stack): Adjust
5839 MEM_OFFSET (data->stack_parm) if promoted_mode is different
5840 from nominal_mode on big endian.
5842 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
5844 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
5846 2009-07-10 DJ Delorie <dj@redhat.com>
5848 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
5850 2009-07-10 Mark Mitchell <mark@codesourcery.com>
5852 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
5854 (thumb2_cbnz): Likewise.
5856 2009-07-10 David Daney <ddaney@caviumnetworks.com>
5859 * config.gcc (supported_defaults): Add synci.
5860 (with_synci): Add validation.
5861 (all_defaults): Add synci.
5862 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
5865 * config/mips/mips.opt (msynci): New option.
5866 * config/mips/mips.c (mips_override_options): Warn on use of
5867 -msynci for targets that do now support it.
5868 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
5870 * gcc/doc/invoke.texi (-msynci): Document the new option.
5871 * doc/install.texi (--with-synci): Document the new option.
5873 2009-07-10 Richard Guenther <rguenther@suse.de>
5875 PR tree-optimization/40496
5876 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
5877 the PHI result with a compatible type.
5879 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
5883 * c.opt (Wunused-result): New.
5884 * doc/invoke.texi: Document it.
5885 * c-common.c (c_warn_unused_result): Use it.
5887 2009-07-09 DJ Delorie <dj@redhat.com>
5889 * targhooks.c (default_target_can_inline_p): Rename from
5890 default_target_option_can_inline_p.
5891 * targhooks.h (default_target_can_inline_p): Likewise.
5892 * target-def.h (TARGET_CAN_INLINE_P): Rename from
5893 TARGET_OPTION_CAN_INLINE_P.
5894 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
5895 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
5896 (mep_target_can_inline_p): Rename from
5897 mep_target_option_can_inline_p.
5900 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
5901 registers used to pass vectors.
5903 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
5905 2009-07-09 Tom Tromey <tromey@redhat.com>
5907 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
5908 * config/mmix/mmix.c: Include dwarf2.h.
5909 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
5910 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
5911 * config/sh/sh.c: Include dwarf2.h.
5912 * config/i386/i386.c: Include dwarf2.h.
5913 * Makefile.in (DWARF2_H): Remove 'elf'.
5914 * except.c: Include dwarf2.h.
5915 * unwind-dw2.c: Include dwarf2.h.
5916 * dwarf2out.c: Include dwarf2.h.
5917 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
5918 * unwind-dw2-fde.c: Include dwarf2.h.
5919 * dwarf2asm.c: Include dwarf2.h.
5921 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
5923 * haifa-sched.c (insn_finishes_cycle_p): New static function.
5924 (max_issue): Use it.
5925 * sched-int.h (struct sched_info: insn_finishes_block_p): New
5927 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
5928 (region_sched_info): Update.
5929 * sched-ebb.c (ebb_sched_info): Update.
5930 * modulo-sched.c (sms_sched_info): Update.
5931 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
5933 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
5935 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
5937 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
5939 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
5941 2009-07-09 Jakub Jelinek <jakub@redhat.com>
5944 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
5945 arg1 with arg01 if arg1 is already INTEGER_CST.
5947 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
5949 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
5950 Transform (and (truncate)) into (truncate (and)).
5952 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
5954 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
5955 creating LHS paradoxical subregs. Fix surrounding returns to
5956 use NULL_RTX rather than 0.
5958 2009-07-08 DJ Delorie <dj@redhat.com>
5960 * config/mep/mep.c: (mep_option_can_inline_p): New.
5961 (TARGET_OPTION_CAN_INLINE_P): Define.
5963 2009-07-08 Mark Wielaard <mjw@redhat.com>
5966 * dwarf2out.c (add_data_member_location_attribute): When we have
5967 only a constant offset don't emit a new location description using
5968 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
5971 2009-07-08 Richard Henderson <rth@redhat.com>
5974 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
5975 (enum reg_class): Add CLOBBERED_REGS.
5976 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
5977 * config/i386/i386.c (ix86_conditional_register_usage): Moved
5978 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
5979 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
5980 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
5981 force 64-bit sibcalls into R11.
5982 * config/i386/constraints.md (U): New constraint.
5983 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
5984 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
5985 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
5987 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
5989 * basic-block.h (dump_regset, debug_regset): Remove duplicate
5991 * c-objc-common.h (c_initialize_diagnostics): Ditto.
5992 * ebitmap.h (dump_ebitmap): Ditto.
5993 * optabs.h (optab_libfunc): Ditto.
5994 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
5995 * tree-flow.h (vect_can_force_dr_alignment_p,
5996 get_vectype_for_scalar_type): Ditto.
5997 (vectorize_loops): Move prototype to ...
5998 * tree-vectorizer.h: ... here. Also, adjust comment.
5999 (vect_set_verbosity_level): Remove duplicate prototype.
6000 * tree-ssa-loop.c: Include tree-vectorizer.h.
6001 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
6003 2009-07-08 Nick Clifton <nickc@redhat.com>
6005 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
6008 2009-07-08 DJ Delorie <dj@redhat.com>
6010 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
6011 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
6012 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
6014 * config/mep/intrinsics.md: Regenerated.
6015 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
6016 registers when asm() or calls are detected.
6018 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
6021 * gimplify.c (gimplify_expr): Propagate no_warning flag when
6023 * gimple (gimple_build_call_from_tree): Likewise.
6024 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
6025 no_warning flag before warning.
6027 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6029 * tree.c (set_expr_locus): Remove.
6030 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
6031 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
6033 * gimplify.c (internal_get_tmp_var): Likewise.
6034 (gimplify_call_expr): Likewise.
6035 (gimplify_one_sizepos): Likewise.
6037 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
6040 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
6041 to variables for debugging purposes.
6043 2009-06-23 Mark Loeser <mark@halcy0n.com>
6046 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
6048 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6050 * pretty-print.c (pp_base_format): Remove %J.
6051 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
6052 gcc_cxxdiag_char_table): Likewise.
6053 (init_dynamic_diag_info): Likewise.
6055 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6057 * pretty-print.c (pp_base_format): Remove %H.
6058 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
6059 gcc_cxxdiag_char_table): Likewise.
6060 (init_dynamic_diag_info): Likewise.
6061 * config/mep/mep.c (mep_select_section): Likewise.
6063 2009-07-07 Duncan Sands <baldrick@free.fr>
6065 * final.c (pass_clean_state): Give the pass a name.
6066 * passes.c (pass_rest_of_compilation): Likewise.
6067 * tree-optimize.c (pass_all_optimizations): Likewise.
6069 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
6071 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
6072 an extra 'decl' for error_at.
6074 2009-07-07 Jakub Jelinek <jakub@redhat.com>
6077 * tree-tailcall.c (adjust_return_value_with_ops,
6078 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
6079 if it has complex or vector type.
6081 2009-07-07 Olivier Hainque <hainque@adacore.com>
6083 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
6086 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
6088 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
6090 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6092 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
6093 * c-decl.c: Likewise.
6094 * function.c: Likewise.
6095 * varasm.c: Likewise.
6096 * tree-ssa.c: Likewise.
6097 * c-common.c: Likewise.
6098 * tree-cfg.c: Likewise.
6099 * config/spu/spu.c: Likewise.
6100 * config/ia64/ia64.c: Likewise.
6101 * config/v850/v850.c: Likewise.
6103 2009-07-06 DJ Delorie <dj@redhat.com>
6105 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
6106 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
6107 unspecified accesses to control registers.
6108 * config/mep/intrinsics.md: Regenerate.
6109 * config/mep/intrinsics.h: Regenerate.
6110 * config/mep/mep-intrin.h: Regenerate.
6112 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6114 * c-lex.c: Replace %H by an explicit location. Update all calls.
6115 * c-common.c: Likewise.
6116 * c-decl.c: Likewise.
6117 * c-typeck.c: Likewise.
6118 * fold-const.c: Likewise.
6119 * gimplify.c: Likewise.
6121 * tree-cfg.c: Likewise.
6122 * tree-ssa-loop-niter.c: Likewise.
6123 * tree-vrp.c: Likewise.
6124 * value-prof.c: Likewise.
6126 2009-07-06 Diego Novillo <dnovillo@google.com>
6128 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
6129 if it has one. Handle cases where VAR does not have an
6130 annotation or cfun is NULL.
6132 2009-07-06 Diego Novillo <dnovillo@google.com>
6134 * tree.c: Include debug.h.
6135 (initialize_tree_contains_struct): New.
6136 (init_ttree): Call it.
6137 (tree_node_structure_for_code): Factor out of ...
6138 (tree_node_structure): ... here.
6139 * treestruct.def (TS_PHI_NODE): Remove.
6140 (TS_GIMPLE_STATEMENT): Remove.
6142 2009-07-06 Diego Novillo <dnovillo@google.com>
6144 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
6145 (debug_tree_chain): Handle cycles.
6147 2009-07-06 Nick Clifton <nickc@redhat.com>
6148 DJ Delorie <dj@redhat.com>
6150 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
6151 __FMOVD_ENABLED__ is defined.
6153 (TARGET_FMOVD): Provide a default definition.
6154 (MASK_FMOVD): Likewise.
6155 (TARGET_CPU_CPP_BUILTINS): Define
6156 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
6157 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
6158 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
6159 (split for DF load from memory into register): Also handle
6160 MEMs which consist of REG+DISP addressing.
6161 (split for DF store from register to memory): Likewise.
6162 (movsf_ie): Always use single fp_mode.
6163 * config/sh/sh.c (sh_override_options): Do not automatically
6164 enable TARGET_MOVD for the SH2A when supporting doubles - leave
6165 that to the -mfmovd command line switch.
6166 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
6167 (fldi_ok): Always allow.
6168 * config/sh/sh.opt (mfmovd): Remove this switch.
6169 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
6171 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
6172 Kaz Kojima <kkojima@gcc.gnu.org>
6174 PR rtl-optimization/30807
6175 * postreload.c (reload_combine): For every new use of REG_SUM,
6176 record the use of BASE.
6178 2009-07-06 Jan Hubicka <jh@suse.cz>
6180 * params.def: Revert my accidental commit at 2009-06-30.
6182 2009-07-04 Ian Lance Taylor <iant@google.com>
6185 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
6187 (mingw_format_attribute_overrides): Likewise.
6189 2009-07-04 Jakub Jelinek <jakub@redhat.com>
6192 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
6193 don't check cfa.reg. Instead of cfa.indirect use
6194 fde && fde->drap_reg != INVALID_REGNUM test.
6196 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
6198 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
6200 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
6203 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
6205 2009-07-03 Richard Guenther <rguenther@suse.de>
6207 PR tree-optimization/40640
6208 * tree-switch-conversion.c (build_arrays): Perform arithmetic
6211 2009-07-03 Jan Hubicka <jh@suse.cz>
6213 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
6214 for size, reduce amount of inlining.
6216 2009-07-03 Richard Guenther <rguenther@suse.de>
6219 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
6220 if t +- x is known to not overflow and the conversion widens the
6222 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
6224 2009-07-03 Jan Hubicka <jh@suse.cz>
6226 * ipa-pure-const.c (analyze): Update loop optimizer init.
6227 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
6228 try_remove_empty_loop, remove_empty_loops): Remove.
6229 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
6230 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
6231 to mark regular loops as neccesary.
6232 (degenerate_phi_p): New function.
6233 (propagate_necessity, remove_dead_phis): Use it.
6234 (forward_edge_to_pdom): Likewise.
6235 (eliminate_unnecessary_stmts): Take care to remove uses of results of
6236 virtual PHI nodes that became unreachable.
6237 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
6238 * tree-flow.h (remove_empty_loops): Remove.
6239 * passes.c (init_optimization_passes): Remove.
6241 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
6243 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
6244 can_create_pseudo_p.
6245 (*fix_trunc<mode>_i387_1): Ditto.
6246 (*floathi<mode>2_1): Ditto.
6247 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
6248 (*fistdi2_1): Ditto.
6249 (*fist<mode>2_1): Ditto.
6250 (frndintxf2_floor): Ditto.
6251 (*fist<mode>2_floor_1): Ditto.
6252 (frndintxf2_ceil): Ditto.
6253 (*fist<mode>2_ceil_1): Ditto.
6254 (frndintxf2_trunc): Ditto.
6255 (frndintxf2_mask_pm): Ditto.
6256 (fxam<mode>2_i387_with_temp): Ditto.
6257 * config/i386/sse.md (mulv16qi3): Ditto.
6258 (*sse2_mulv4si3): Ditto.
6260 (sse4_2_pcmpestr): Ditto.
6261 (sse4_2_pcmpistr): Ditto.
6263 2009-07-03 Jan Hubicka <jh@suse.cz>
6265 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
6266 (mark_stmt_necessary): Set it.
6267 (mark_operand_necessary): Set it.
6268 (mark_control_dependent_edges_necessary): Set it.
6269 (mark_virtual_phi_result_for_renaming): New function.
6270 (get_live_post_dom): New function.
6271 (forward_edge_to_pdom): New function.
6272 (remove_dead_stmt): Fix handling of control dependences.
6273 (tree_dce_init): Init new bitmap.
6274 (tree_dce_done): Free it.
6276 2009-07-02 Richard Guenther <rguenther@suse.de>
6279 * tree-ssa-structalias.c (new_var_info): Initialize
6282 2009-07-02 Jan Hubicka <jh@suse.cz>
6284 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
6287 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
6289 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
6290 instead of recomputing it. Adjust calls.
6291 (emit_store_flag): Adjust recursive calls.
6293 2009-07-02 Richard Guenther <rguenther@suse.de>
6295 * tree-ssa-live.c (remove_unused_locals): Do not remove
6297 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
6298 of DECL_EXTERNAL for HEAP variables.
6299 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
6300 HEAP variables. Do not adjust RESTRICT vars.
6301 (find_what_var_points_to): Nobody cares if something
6304 2009-07-02 Ben Elliston <bje@au.ibm.com>
6306 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
6307 pc_low and pc_high declarations to the top of the function.
6309 2009-07-01 DJ Delorie <dj@redhat.com>
6311 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
6313 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
6314 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
6315 unspecified accesses to control registers.
6316 * config/mep/intrinsics.md: Regenerate.
6317 * config/mep/intrinsics.h: Regenerate.
6318 * config/mep/mep-intrin.h: Regenerate.
6320 2009-07-01 Anthony Green <green@moxielogic.com>
6322 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
6323 instruction when possible.
6324 (moxie_expand_prologue): Ditto. Also, save an instruction and
6325 some complexity by popping off of $r12 instead of $sp.
6326 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
6329 2009-07-01 Richard Henderson <rth@redhat.com>
6332 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
6333 contained no insns, reposition note before last insn.
6335 2009-07-01 Richard Henderson <rth@redhat.com>
6338 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
6339 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
6341 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
6344 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
6345 darwin9 for printing reg addresses with %y.
6347 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
6349 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
6350 truncation from operands in binary operations.
6352 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
6355 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6356 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6357 subreg of op0 to the original op0.
6359 * expmed.c (store_bit_field_1): Use a temporary as the destination
6360 instead of a paradoxical subreg when we need to truncate the result.
6362 2009-07-01 DJ Delorie <dj@redhat.com>
6364 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
6365 names to VLIW variants.
6366 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
6367 * config/mep/intrinsics.md: Regenerate.
6368 * config/mep/intrinsics.h: Regenerate.
6369 * config/mep/mep-intrin.h: Regenerate.
6371 2009-07-01 Jakub Jelinek <jakub@redhat.com>
6374 * jump.c (returnjump_p): Revert last patch.
6375 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
6377 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6380 * pa.md (casesi32p): Use jump table label to determine the offset
6382 (casesi64p): Likewise.
6384 * pa.c (forward_branch_p): Return bool type. Use instruction
6385 addresses when available. Assert that INSN has a jump label.
6386 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
6389 2009-07-01 Richard Guenther <rguenther@suse.de>
6391 PR tree-optimization/19831
6392 * tree-ssa-dce.c (propagate_necessity): Calls to functions
6393 that only act as barriers do not make any previous stores necessary.
6394 * tree-ssa-structalias.c (handle_lhs_call): Delay making
6395 HEAP variables global, do not add a constraint from nonlocal.
6396 (find_func_aliases): Handle escapes through return statements.
6397 (compute_points_to_sets): Make escaped HEAP variables global.
6399 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
6402 * expmed.c (emit_store_flag): Perform a conversion if necessary,
6403 after reducing a DImode cstore to SImode.
6405 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
6407 * expr.c (expand_expr_real_1): Reinstate fallthrough to
6408 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
6410 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
6412 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
6413 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
6415 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
6416 and umod_optab if TARGET_BSD_DIVMOD.
6417 * config/vax/lib1funcs.asm: New file.
6418 * config/vax/t-linux: New file.
6419 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
6421 2009-06-30 Jakub Jelinek <jakub@redhat.com>
6424 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
6425 to type arguments that have void type.
6428 * dwarf2out.c (gen_formal_parameter_die): Call
6429 equate_decl_number_to_die if node is different from origin.
6431 2009-06-30 Anthony Green <green@moxielogic.com>
6433 Clean up moxie port for --enable-build-with-cxx.
6434 * config/moxie/moxie.c (moxie_function_value): First two
6435 parameters are const_tree, not tree.
6436 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
6437 (REG_CLASS_NAMES): Ditto.
6438 (REGNO_REG_CLASS): Ditto.
6439 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
6440 (moxie_function_value): Fix constyness of arguments.
6442 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
6444 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
6445 finalize_size_functions before further processing.
6446 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
6447 (variable_size): Call self_referential_size on size expressions
6448 that contain a PLACEHOLDER_EXPR.
6449 (size_functions): New static variable.
6450 (copy_self_referential_tree_r): New static function.
6451 (self_referential_size): Likewise.
6452 (finalize_size_functions): New global function.
6453 * tree.c: Include tree-inline.h.
6454 (push_without_duplicates): New static function.
6455 (find_placeholder_in_expr): New global function.
6456 (substitute_in_expr) <tcc_declaration>: Return the replacement object
6458 <tcc_expression>: Likewise.
6459 <tcc_vl_exp>: If the replacement object is a constant, try to inline
6460 the call in the expression.
6461 * tree.h (finalize_size_functions): Declare.
6462 (find_placeholder_in_expr): Likewise.
6463 (FIND_PLACEHOLDER_IN_EXPR): New macro.
6464 (substitute_placeholder_in_expr): Update comment.
6465 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
6467 (copy_tree_body_r): Likewise.
6468 (copy_tree_body): New static function.
6469 (maybe_inline_call_in_expr): New global function.
6470 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
6471 (maybe_inline_call_in_expr): Declare.
6472 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
6473 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
6476 2009-06-30 Richard Guenther <rguenther@suse.de>
6478 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
6480 (propagate_necessity): Do not mark reaching defs of stores
6483 2009-06-30 Jan Hubicka <jh@suse.cz>
6485 * cfgloopanal.c (check_irred): Move into ...
6486 (mark_irreducible_loops): ... here; return true if ireducible
6488 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
6489 (analyze_function): Try to prove loop finiteness.
6490 * cfgloop.h (mark_irreducible_loops): Update prototype.
6491 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
6493 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
6495 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
6497 2009-06-30 Ira Rosen <irar@il.ibm.com>
6499 PR tree-optimization/40542
6500 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
6503 2009-06-30 Martin Jambor <mjambor@suse.cz>
6505 PR tree-optimization/40582
6506 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
6507 than useless_type_conversion_p.
6508 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
6511 2009-06-30 Martin Jambor <mjambor@suse.cz>
6514 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
6516 2009-06-30 Richard Guenther <rguenther@suse.de>
6518 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
6519 use ao_ref references.
6520 (walk_aliased_vdefs): Likewise.
6521 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
6522 * tree-ssa-dce.c (struct ref_data): Remove.
6523 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
6524 (mark_aliased_reaching_defs_necessary): Adjust.
6525 (mark_all_reaching_defs_necessary_1): Likewise.
6527 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
6530 * expmed.c (emit_cstore): New name of emit_store_flag_1.
6531 (emit_store_flag_1): Extract from emit_store_flag, adjust
6532 calls to (what now is) emit_cstore.
6533 (emit_store_flag): Call emit_store_flag_1 and also use it
6534 for what used to be recursive calls.
6536 2009-06-30 Wei Guozhi <carrot@google.com>
6539 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
6540 if the target bb post dominates from bb.
6541 * config/i386/i386.c (memory_address_length): Check existence of base
6542 register before using it.
6544 2009-06-30 Nick Clifton <nickc@redhat.com>
6545 DJ Delorie <dj@redhat.com>
6547 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
6548 __FMOVD_ENABLED__ is defined.
6550 (TARGET_FMOVD): Provide a default definition.
6551 (MASK_FMOVD): Likewise.
6552 (TARGET_CPU_CPP_BUILTINS): Define
6553 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
6554 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
6555 two fmov instructions depending upon whether TARGET_FMOVD is
6557 (split for DF load from memory into register): Also handle
6558 MEMs which consist of REG+DISP addressing.
6559 (split for DF store from register to memory): Likewise.
6560 * config/sh/sh.opt (mfmovd): Remove this switch.
6561 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
6562 * config/sh/sh.c (sh_override_options): Do not automatically
6563 enable TARGET_MOVD for the SH2A when supporting doubles - leave
6564 that to the -mfmovd command line switch.
6566 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
6568 (fldi_ok): Always allow.
6569 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
6571 2009-06-29 DJ Delorie <dj@redhat.com>
6573 * doc/install.texi (mep-x-elf): Correct chip's full name.
6575 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
6577 * doc/extend.texi: Fix typo.
6579 2009-06-29 Tom Tromey <tromey@redhat.com>
6582 * Makefile.in (DWARF2_H): New variable.
6584 (dwarf2out.o): Likewise.
6585 (dwarf2asm.o): Likewise.
6586 * config/i386/t-i386: Use DWARF2_H.
6587 * except.c: Include elf/dwarf2.h.
6588 * unwind-dw2.c: Include elf/dwarf2.h.
6589 * dwarf2out.c: Include elf/dwarf2.h.
6590 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
6591 <dtprel>: New field.
6592 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
6593 (size_of_loc_descr): Likewise.
6594 (output_loc_operands_raw): Likewise.
6595 (output_loc_operands): Handle new dtprel field.
6596 (loc_checksum): Update.
6597 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
6598 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
6599 * unwind-dw2-fde.c: Include elf/dwarf2.h.
6600 * dwarf2asm.c: Include elf/dwarf2.h.
6601 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
6602 * config/mmix/mmix.c: Include elf/dwarf2.h.
6603 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
6604 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
6605 * config/sh/sh.c: Include elf/dwarf2.h.
6606 * config/i386/i386.c: Include elf/dwarf2.h.
6608 2009-06-29 DJ Delorie <dj@redhat.com>
6610 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
6612 * doc/extend.texi: Add MeP attributes and pragmas.
6613 * doc/invoke.text: Add MeP Options.
6614 * doc/contrib.texi: Add MeP contribution.
6615 * doc/md.texi: Add MeP constraints.
6616 * doc/install.texi: Add MeP target.
6618 2009-06-30 Anatoly Sokolov <aesok@post.ru>
6620 * target.h (struct gcc_target): Add frame_pointer_required field.
6621 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
6622 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
6623 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
6625 * reload1.c (update_eliminables): (Ditto.).
6626 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
6627 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
6628 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
6630 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
6632 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
6633 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6634 (arm_frame_pointer_required): New function.
6636 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
6637 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6638 (avr_frame_pointer_required_p): Declare as static.
6639 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
6641 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
6642 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6643 (bfin_frame_pointer_required): Make as static, change return type
6645 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
6647 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
6648 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6649 (cris_frame_pointer_required): New function.
6651 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
6653 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
6654 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6655 (fr30_frame_pointer_required): New function.
6657 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
6658 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6659 (frv_frame_pointer_required): Make as static, change return type
6661 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
6663 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
6664 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6665 (ix86_frame_pointer_required): Make as static, change return type to
6667 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
6669 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
6670 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6672 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
6674 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
6676 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
6678 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
6679 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6680 (mips_frame_pointer_required): Make as static.
6681 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
6683 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
6684 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6685 (mmix_frame_pointer_required): Mew function.
6687 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
6688 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6690 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
6692 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
6694 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
6696 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
6697 (CAN_ELIMINATE): Redefine.
6698 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6699 (sparc_frame_pointer_required): New function.
6700 (sparc_can_eliminate): New function.
6701 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
6703 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
6704 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6706 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
6707 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6708 (xtensa_frame_pointer_required): Make as static, change return type
6710 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
6713 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
6715 * doc/plugins.texi: Document PLUGIN_START_UNIT.
6716 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
6717 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
6718 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
6719 (register_callback): Handle PLUGIN_START_UNIT.
6720 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
6722 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
6724 * tree.c (process_call_operands): Propagate TREE_READONLY from the
6726 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
6727 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
6729 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
6731 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
6734 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
6736 * doc/extend.texi (Additional Floating Types): __float128 is also
6737 supported on i386 targets.
6739 2009-06-29 Richard Guenther <rguenther@suse.de>
6742 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
6744 (pt_solutions_same_restrict_base): Declare.
6745 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
6747 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
6748 (make_constraint_from, make_copy_constraint): Move earlier.
6749 (make_constraint_from_heapvar): New function.
6750 (make_constraint_from_restrict): Likewise.
6751 (handle_lhs_call): Use it.
6752 (find_func_aliases): Use it to track conversions to restrict
6754 (struct fieldoff): Add only_restrict_pointers flag.
6755 (push_fields_onto_fieldstack): Initialize it.
6756 (create_variable_info_for): Track global restrict qualified pointers.
6757 (intra_create_variable_infos): Use make_constraint_from_heapvar.
6758 Track restrict qualified pointer arguments.
6759 (set_uids_in_ptset): Use varinfo is_global_var flag.
6760 (find_what_var_points_to): Set the vars_contains_restrict flag.
6761 Always create the points-to solution for sets including restrict tags.
6762 (pt_solutions_same_restrict_base): New function.
6763 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
6764 qualified pointers use pt_solutions_same_restrict_base as
6765 additional source for disambiguation.
6767 2009-06-29 Richard Guenther <rguenther@suse.de>
6770 * alias.c (find_base_decl): Remove.
6771 (get_deref_alias_set_1): Remove restrict handling.
6772 * c-common.c (c_apply_type_quals_to_decl): Do not set
6773 DECL_POINTER_ALIAS_SET.
6774 * gimplify.c (find_single_pointer_decl_1): Remove.
6775 (find_single_pointer_decl): Likewise.
6776 (internal_get_tmp_var): Remove restrict handling.
6777 (gimple_regimplify_operands): Likewise.
6778 * omp-low.c (expand_omp_atomic_pipeline): Do not set
6779 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
6780 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
6781 * tree.c (restrict_base_for_decl): Remove.
6782 (init_ttree): Do not allocate it.
6783 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
6784 LABEL_DECL_UID for label decls.
6785 (copy_node_stat): Do not copy restrict information.
6786 (decl_restrict_base_lookup): Remove.
6787 (decl_restrict_base_insert): Likewise.
6788 (print_restrict_base_statistics): Likewise.
6789 (dump_tree_statistics): Do not call print_restrict_base_statistics.
6790 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
6791 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
6792 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
6793 (LABEL_DECL_UID): Adjust.
6794 (DECL_BASED_ON_RESTRICT_P): Remove.
6795 (DECL_GET_RESTRICT_BASE): Likewise.
6796 (SET_DECL_RESTRICT_BASE): Likewise.
6797 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
6799 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
6800 instead of DECL_POINTER_ALIAS_SET.
6801 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
6802 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
6803 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
6805 2009-06-29 Richard Guenther <rguenther@suse.de>
6807 PR tree-optimization/40579
6808 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
6809 the IL to simplify has constants that overflowed.
6811 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
6813 PR tree-optimization/40550
6814 * tree-vect-generic.c (expand_vector_operations_1): Compute in
6815 vector_compute_type only when the size of vector_compute_type is
6816 less than the size of type.
6818 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
6820 * fold-const.c (contains_label_1): Fix comments.
6821 (contains_label_p): Do not walk trees multiple time.
6823 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6825 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
6826 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
6827 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
6828 ix86_fp_comparison_operator.
6829 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
6830 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
6831 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
6832 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
6833 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
6834 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
6835 (related splits): Change predicate to ix86_fp_comparison_operator.
6836 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
6837 instead of ix86_fp_comparison_codes.
6838 (ix86_trivial_fp_comparison_operator,
6839 ix86_fp_comparison_operator): New.
6840 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
6841 (ix86_expand_compare): Eliminate last two parameters.
6842 (ix86_fp_jump_nontrivial_p): Kill.
6843 * config/i386/i386.c (put_condition_code): Eliminate call to
6844 ix86_fp_comparison_codes and subsequent assertion.
6845 (ix86_fp_comparison_codes): Eliminate.
6846 (ix86_fp_swap_condition): New.
6847 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
6848 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
6849 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
6850 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
6851 and ix86_fp_swap_condition.
6852 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
6853 Use ix86_fp_comparison_strategy.
6854 (ix86_expand_compare): Likewise. Eliminate last two arguments.
6855 (ix86_fp_jump_nontrivial_p): Eliminate.
6856 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
6857 call to ix86_expand_compare.
6858 (ix86_split_fp_branch, ix86_expand_setcc,
6859 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
6860 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
6862 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6864 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
6865 related to jump_clobbers.
6866 * config/arm/arm.md (conds): Remove jump_clob case.
6867 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
6868 splits): Change comparison_operator to arm_comparison_operator.
6869 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
6872 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6874 * dojump.c (do_compare_rtx_and_jump): Try swapping the
6875 condition for floating point modes.
6876 * expmed.c (emit_store_flag_1): Move here a bigger part
6878 (emit_store_flag): Try swapping the condition for floating point
6880 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
6882 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6884 * expr.c (expand_expr_real_1): Just use do_store_flag.
6885 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
6886 emit_store_flag_force.
6887 * expmed.c (emit_store_flag_force): Copy here trick
6888 previously in expand_expr_real_1. Try reversing the comparison.
6889 (emit_store_flag_1): Work if target is NULL.
6890 (emit_store_flag): Work if target is NULL, using the result mode
6891 from the comparison. Use split_comparison, restructure final part
6892 to simplify conditionals.
6894 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6896 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
6897 * dojump.c (do_jump): Change handling of floating-point
6898 ops to use just do_compare_and_jump.
6899 (split_comparison): New.
6900 (do_compare_rtx_and_jump): Add here logic coming previously
6901 in do_jump, using split_comparison.
6903 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
6906 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
6908 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6910 * tree-ssa-alias.c: Fix unintentional commit.
6912 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6914 * passes.c (execute_one_pass): Fix unintentional commit.
6916 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6918 * df-problems.c (df_set_seen, df_unset_seen): Delete.
6919 (df_rd_local_compute, df_md_local_compute): Inline them.
6921 (df_md_scratch): New.
6922 (df_md_alloc, df_md_free): Allocate/free it.
6923 (df_md_local_compute): Only include live registers in init.
6924 (df_md_transfer_function): Prune the in-set computed by
6925 the confluence function, and the gen-set too.
6927 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6929 PR rtl-optimization/26854
6930 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
6931 * df-problems.c (df_rd_add_problem): Fix comment.
6932 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
6933 df_md_simulate_artificial_defs_at_top,
6934 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
6935 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
6936 df_md_transfer_function, df_md_init, df_md_confluence_0,
6937 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
6938 problem_MD, df_md_add_problem): New.
6939 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
6940 df_md_get_bb_info): New.
6941 (DF_LAST_PROBLEM_PLUS1): Adjust.
6943 * Makefile.in (fwprop.o): Include domwalk.h.
6944 * fwprop.c: Include domwalk.h.
6945 (reg_defs, reg_defs_stack): New.
6946 (bitmap_only_bit_between): Remove.
6947 (process_defs): New.
6948 (process_uses): Use reg_defs and local_md instead of
6949 bitmap_only_bit_between and local_rd.
6950 (single_def_use_enter_block): New, from build_single_def_use_links.
6951 (single_def_use_leave_block): New.
6952 (build_single_def_use_links): Remove code moved to
6953 single_def_use_enter_block, invoke domwalk.
6954 (use_killed_between): Adjust comment.
6956 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6958 * bitmap.h (bitmap_ior_and_into): New.
6959 * bitmap.c (bitmap_ior_and_into): New.
6961 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6963 * domwalk.h (struct dom_walk_data): Remove all callbacks except
6964 before_dom_children_before_stmts and after_dom_children_after_stmts.
6965 Rename the two remaining callbacks to just before_dom_children and
6966 after_dom_children. Remove other GIMPLE statement walking bits.
6967 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
6968 * graphite.c: Do not include domwalk.h.
6969 * tree-into-ssa.c (interesting_blocks): New global.
6970 (struct mark_def_sites_global_data): Remove it and names_to_rename.
6971 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
6972 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
6973 now that they're not domwalk callbacks.
6974 (rewrite_initialize_block): Rename to...
6975 (rewrite_enter_block): ... this, place after called functions. Test
6976 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
6977 (rewrite_finalize_block): Rename to...
6978 (rewrite_leave_block): ... this, place after called functions.
6979 (rewrite_update_init_block): Rename to...
6980 (rewrite_update_enter_block): ... this, place after called functions.
6981 Test interesting_blocks, call rewrite_update_stmt and
6982 rewrite_update_phi_arguments.
6983 (rewrite_update_fini_block): Rename to...
6984 (rewrite_leave_block): ... this, place after called functions.
6985 (rewrite_blocks): Remove last argument, simplify initialization of
6987 (mark_def_sites_initialize_block): Rename to...
6988 (mark_def_sites_block): ... this, call mark_def_sites.
6989 (mark_def_sites_blocks): Remove argument, simplify initialization of
6991 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
6992 (update_ssa): Likewise.
6993 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
6995 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
6996 (dom_opt_initialize_block): Rename to...
6997 (dom_opt_enter_block): ... this, place after called functions. Walk
6998 statements here, inline propagate_to_outgoing_edges.
6999 (dom_opt_finalize_block): Rename to...
7000 (dom_opt_leave_block): ... this, place after called functions.
7001 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
7003 (dse_enter_block, dse_record_phi): New.
7004 (dse_record_phis): Delete.
7005 (dse_finalize_block): Rename to...
7006 (dse_leave_block): ... this.
7007 (tree_ssa_dse): Simplify initialization of walk_data.
7008 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
7009 Adjust initialization of walk_data.
7010 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
7011 * tree-ssa-loop-phiopt.c (get_non_trapping):
7012 Adjust initialization of walk_data.
7013 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
7014 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
7015 it's not a domwalk callback.
7016 (uncprop_initialize_block): Rename to...
7017 (dse_enter_block): ... this, call uncprop_into_successor_phis.
7018 (dse_finalize_block): Rename to...
7019 (dse_leave_block): ... this.
7020 (tree_ssa_uncprop): Simplify initialization of walk_data.
7021 * Makefile.in: Adjust dependencies.
7023 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
7025 * arm.md (casesi): Fix test for Thumb1.
7026 (thumb1_casesi_internal_pic): Likewise.
7027 (thumb1_casesi_dispatch): Likewise.
7029 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
7031 * config/arm/arm-cores.def: Added core cortex-m0.
7032 * config/arm/arm-tune.md: Regenerated.
7033 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
7035 2009-06-26 DJ Delorie <dj@redhat.com>
7037 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
7039 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
7040 the scheduler doesn't tag jump insns.
7042 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
7044 * c-decl.c (merge_decls): Re-indent.
7046 2009-06-26 Janis Johnson <janis187@us.ibm.com>
7049 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
7050 Special-case decimal float constants.
7052 2009-06-26 Richard Henderson <rth@redhat.com>
7054 * function.h (struct function): Add cannot_be_copied_reason,
7055 and cannot_be_copied_set.
7056 * tree-inline.c (has_label_address_in_static_1): Rename from
7057 inline_forbidden_p_2; don't set inline_forbidden_reason here.
7058 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
7059 don't set inline_forbidden_reason.
7060 (copy_forbidden): New function, split out of inline_forbidden_p.
7061 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
7062 (inline_forbidden_p): Use copy_forbidden.
7063 (tree_versionable_function_p): Likewise.
7064 (inlinable_function_p): Merge into tree_inlinable_function_p.
7065 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
7066 * ipa-cp.c (ipcp_versionable_function_p): New function.
7067 (ipcp_cloning_candidate_p): Use it.
7068 (ipcp_node_modifiable_p): Likewise.
7070 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
7072 * builtins.c (expand_builtin_alloca): Handle builtin alloca
7073 that is marked not to be inlined. Remove flag_mudflap use.
7074 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
7075 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
7077 2009-06-26 Steve Ellcey <sje@cup.hp.com>
7080 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
7081 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
7083 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
7085 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
7087 (__mingwthr_remove_key_dtor): Likewise.
7089 2009-06-26 Richard Guenther <rguenther@suse.de>
7091 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
7093 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
7096 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
7097 try the non-cond_exec path also.
7099 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7102 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
7103 (output_cbranch): Use new functions.
7104 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
7107 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7108 Pat Haugen <pthaugen@us.ibm.com>
7109 Revital Eres <ERES@il.ibm.com>
7111 * config/rs6000/rs6000.c (print_operand): Correct lossage message
7112 for %c error. Add %x support to print VSX registers as a unified
7113 register set, instead of separate float and altivec registers.
7114 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
7115 %y case, and add support for VSX pre-modify addresses.
7116 (output_toc): Add assert for CONST containing an integer constant
7118 (rs6000_adjust_cost): Add POWER7 support.
7119 (insn_must_be_first_in_group): Ditto.
7120 (insn_must_be_last_in_group): Ditto.
7121 (rs6000_emit_popcount): Ditto.
7122 (rs6000_vector_mode_supported_p): Ditto.
7124 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
7125 Change some of the functions called by macros to being called
7126 through a pointer, so debug functions can be inserted if
7127 -mdebug=addr or -mdebug=cost.
7128 (rs6000_preferred_reload_class_ptr): Ditto.
7129 (rs6000_secondary_reload_class_ptr): Ditto.
7130 (rs6000_secondary_memory_needed_ptr): Ditto.
7131 (rs6000_cannot_change_mode_class_ptr): Ditto.
7132 (rs6000_secondary_reload_inner): Ditto.
7133 (rs6000_legitimize_reload_address): Ditto.
7134 (rs6000_legitimize_reload_address_ptr): Ditto.
7135 (rs6000_mode_dependent_address): Ditto.
7136 (rs6000_mode_dependent_address_ptr): Ditto.
7138 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
7139 function to return true if the mode allows reg + integer
7141 (virtual_stack_registers_memory_p): New function to return true if
7142 the address refers to a virtual stack register.
7143 (rs6000_legitimate_offset_address_p): Move code to say whether a
7144 mode supports reg+int addressing to reg_offset_addressing_ok_p and
7146 (rs6000_legitimate_address_p): Add checks for modes that only can
7147 do reg+reg addressing. Start adding VSX support.
7148 (rs6000_legitimize_reload_address): Ditto.
7149 (rs6000_legitimize_address): Ditto.
7150 (rs6000_debug_legitimate_address_p): New debug functions for
7151 -mdebug=addr and -mdebug=cost.
7152 (rs6000_debug_rtx_costs): Ditto.
7153 (rs6000_debug_address_costs): Ditto.
7154 (rs6000_debug_adjust_cost): Ditto.
7155 (rs6000_debug_legitimize_address): Ditto.
7156 (rs6000_legitimize_reload_address_ptr): Point to call normal
7157 function or debug function. Make functions called via pointer
7159 (rs6000_mode_dependent_address_ptr): Ditto.
7160 (rs6000_secondary_reload_class_ptr): Ditto.
7161 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
7162 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
7163 into a friendlier error.
7164 (rs6000_init_builtins): Add initial VSX support.
7165 (rs6000_adjust_cost): Fix some spacing issues.
7167 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
7168 (REG_CLASS_NAMES): Ditto.
7169 (REG_CLASS_CONTENTS): Ditto.
7170 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
7171 pointer, to add -mdebug=addr support.
7172 (CANNOT_CHANGE_MODE_CLASS): Ditto.
7173 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
7174 -mdebug=addr support.
7175 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
7176 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
7177 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
7179 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
7181 (bswapsi*): Set attribute types for load/store. Add combiner
7182 patterns to eliminate zero extend on 64-bit.
7183 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
7184 stdbrx if the hardware supports those instructions.
7186 2009-06-25 Ian Lance Taylor <iant@google.com>
7188 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
7189 (Link Options): Document -static-libstdc++.
7191 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7194 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
7195 DATA_ALIGNMENT instead.
7197 2009-06-25 Richard Guenther <rguenther@suse.de>
7199 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
7200 indirect references against the callused/escaped solutions.
7201 (call_may_clobber_ref_p_1): Likewise.
7203 2009-06-25 Martin Jambor <mjambor@suse.cz>
7205 PR tree-optimization/40493
7206 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
7207 (enum unscalarized_data_handling): New type.
7208 (handle_unscalarized_data_in_subtree): Return what has been done.
7209 (load_assign_lhs_subreplacements): Handle left flushes differently.
7210 (sra_modify_assign): Use unscalarized_data_handling, simplified
7211 condition determining whether to remove the statement.
7213 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
7215 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
7216 excerpt - @ should be doubled for texinfo.
7218 2009-06-24 Ian Lance Taylor <iant@google.com>
7220 * config/arc/arc.c: Include "df.h".
7221 (arc_attribute_table): Make static. Move higher in file.
7222 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
7223 (output_shift): Initialize n later to avoid warning.
7224 * config/arm/arm.c (arm_attribute_table): Make static. Move
7226 * config/avr/avr.c (avr_attribute_table): Make static. Move
7228 (reg_class_tab): Change array type from int to enum reg_class.
7229 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
7231 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
7232 (lshrhi3_out): Likewise.
7233 (class_likely_spilled_p): Change return type to bool.
7234 (avr_rtx_costs): Use local code variable with enum type.
7235 * config/avr/avr.md (movmemhi): Use add_reg_note.
7236 (andhi3, andsi3): Don't use AS2 with "and".
7237 (iorhi3, iorsi3): Don't use AS2 with "or".
7238 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
7239 * config/crx/crx.c: Include "df.h".
7240 (crx_attribute_table): Make static.
7241 * config/m32r/m32r.c: Include "df.h".
7242 (m32r_attribute_table): Make static. Move higher in file.
7243 (pop): Use add_reg_note.
7244 (block_move_call): Change 0 to LCT_NORMAL in function call.
7245 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
7246 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
7247 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
7248 declare, not just when TREE_CODE is defined.
7249 * config/m68hc11/m68hc11.c: Include "expr.h".
7250 (m68hc11_attribute_table): Make static. Move higher in file.
7251 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
7253 (m68hc11_register_indirect_p): Likewise.
7254 (m68hc11_function_arg_padding): Change return type to enum
7256 (emit_move_after_reload): Use add_reg_note.
7257 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
7258 (m68hc11_split_logical): Likewise.
7259 (m68hc11_rtx_costs): Add local code_and outer_code variables with
7261 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
7262 to VOIDmode in function call.
7263 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
7265 (m68hc11_split_logical): Update declaration.
7266 (m68hc11_function_arg_padding): Update declaration.
7267 * config/mcore/mcore.c (regno_reg_class): Change form array of int
7268 to array of enum reg_class.
7269 (mcore_attribute_table): Make static. Move higher in file.
7270 (mcore_rtx_costs): Add cast to enum type.
7271 * config/mcore/mcore.h (regno_reg_class): Update declaration.
7272 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
7273 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
7275 * config/sh/predicates.md (trapping_target_operand): Rename and to
7277 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
7279 * config/spu/spu.c (spu_attribute_table): Make static. Move
7281 * config/v850/v850.c (v850_attribute_table): Make static. Move
7283 (v850_rtx_costs): Use local code with enum type.
7284 (expand_epilogue): Add cast.
7285 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
7287 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
7290 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
7291 -m2a-single-only and -m2a-nofpu.
7292 * config/sh/sh.opt: Document m2a generates FPU code.
7294 2009-06-24 Anatoly Sokolov <aesok@post.ru>
7296 * defaults.h (CAN_ELIMINATE): Provide default.
7297 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7298 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
7299 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
7300 * config/spu/spu.h (CAN_ELIMINATE): Delete.
7301 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
7302 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
7303 * config/cris/cris.h (CAN_ELIMINATE): Delete.
7304 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
7305 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
7306 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
7308 2009-06-24 DJ Delorie <dj@redhat.com>
7310 * mep-ext-cop.cpu: Fix copyright notice.
7311 * mep-default: Fix copyright notice.
7312 * mep-core: Fix copyright notice.
7313 * mep: Fix copyright notice.
7314 * mep-ivc2: Fix copyright notice.
7315 * mep-c5: Fix copyright notice.
7317 2009-06-24 Denis Chertykov <chertykov@gmail.com>
7319 * doc/contrib.texi (Contributors):
7321 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
7324 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
7325 src and dst operands if necessary.
7327 2009-06-23 DJ Delorie <dj@redhat.com>
7330 * config.gcc: Add mep support.
7331 * recog.c: Resurrect validate_replace_rtx_subexp().
7332 * recog.h: Likewise.
7333 * config/mep/: Add new port:
7334 * config/mep/constraints.md: New file.
7335 * config/mep/default.h: New file.
7336 * config/mep/intrinsics.h: New file.
7337 * config/mep/intrinsics.md: New file.
7338 * config/mep/ivc2-template.h: New file.
7339 * config/mep/mep-c5.cpu: New file.
7340 * config/mep/mep-core.cpu: New file.
7341 * config/mep/mep-default.cpu: New file.
7342 * config/mep/mep-ext-cop.cpu: New file.
7343 * config/mep/mep-intrin.h: New file.
7344 * config/mep/mep-ivc2.cpu: New file.
7345 * config/mep/mep-lib1.asm: New file.
7346 * config/mep/mep-lib2.c: New file.
7347 * config/mep/mep-pragma.c: New file.
7348 * config/mep/mep-protos.h: New file.
7349 * config/mep/mep-tramp.c: New file.
7350 * config/mep/mep.c: New file.
7351 * config/mep/mep.cpu: New file.
7352 * config/mep/mep.h: New file.
7353 * config/mep/mep.md: New file.
7354 * config/mep/mep.opt: New file.
7355 * config/mep/predicates.md: New file.
7356 * config/mep/t-mep: New file.
7358 2009-06-23 Ian Lance Taylor <iant@google.com>
7360 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
7361 from loose_warn into c_loose_warn and from strict_warn into
7362 c_strict_warn. Set and substitute warn_cxxflags. Check for
7363 --enable-build-with-cxx. Set and substitute
7364 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
7365 * Makefile.in (CXXFLAGS): New variable.
7366 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
7367 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
7368 the default is the same as $(STRICT_WARN).
7369 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
7370 (CXX): New variable.
7371 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
7372 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
7373 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
7374 (HOST_LIBS): New variable.
7375 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
7376 (ALL_CXXFLAGS): New variable.
7377 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
7378 * doc/install.texi (Configuration): Document
7379 --enable-build-with-cxx, --with-stage1-ldflags,
7380 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
7381 * configure: Rebuild.
7383 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7385 * config/arm/arm.c (arm_override_options): Fix braces and formatting
7386 from previous commit.
7388 2009-06-23 Ian Lance Taylor <iant@google.com>
7390 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
7392 2009-06-23 Ian Lance Taylor <iant@google.com>
7394 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
7395 with ATTRIBUTE_UNUSED.
7397 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7398 Pat Haugen <pthaugen@us.ibm.com>
7399 Revital Eres <eres@il.ibm.com>
7401 * config.in (HAVE_AS_POPCNTD): Add default definition.
7402 (HAVE_AS_LWSYNC): Ditto.
7404 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
7406 (gcc_cv_as_powerpc_cmpb): Ditto.
7407 (gcc_cv_as_powerpc_dfp): Ditto.
7408 (gcc_cv_as_powerpc_vsx): Ditto.
7409 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
7410 supporting the popcntd/lwsync instructions.
7411 (gcc_cv_as_powerpc_lwsync): Ditto.
7412 * configure: Regenerate.
7414 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
7415 -mcpu=native and -mcpu=power7.
7416 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
7418 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
7419 a variable instead of a mask to reduce the number of mask bits.
7420 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
7421 (-mbit-word): Ditto.
7422 (-mregnames): Ditto.
7423 * config/rs6000/rs6000.opt (-mupdate): Ditto.
7424 (-mfused-madd): Ditto.
7426 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
7428 (-mvsx): New switch for VSX instructions.
7429 (-misel): Move from a variable to a mask to allow it to be set by
7432 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
7433 function declaration to an array declaration.
7434 (rs6000_hard_regno_nregs): New external array declaration.
7436 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
7437 files included by rs6000.md.
7439 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
7440 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
7442 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
7444 (rs6000_debug_reg): New -mdebug= variables.
7445 (rs6000_debug_addr): Ditto.
7446 (rs6000_debug_cost): Ditto.
7447 (rs6000_pmode): New variable to hold Pmode.
7448 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
7449 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
7450 calculated at compiler start.
7451 (rs6000_hard_regno_nregs): Change function to an array which holds
7452 HARD_REGNO_NREGS calculated at compiler start.
7453 (rs6000_explicit_options): Delete isel field.
7454 (rs6000_vector_unit): New array to hold which vector unit
7455 supports arithmetic options for a given type.
7456 (rs6000_vector_mem): New array to hold which vector unit supports
7457 memory reference operations for a given type.
7458 (rs6000_vector_align): New array to given the alignment of each
7460 (power7_cost): New basic costs for power7.
7461 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
7462 (rs6000_hard_regno_nregs_internal): New function, moved from
7463 HARD_REGNO_NREGS, to calculate the number of registers each hard
7464 register takes for each type.
7465 (rs6000_debug_reg_print): New function for -mdebug=reg support.
7466 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
7467 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
7468 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
7469 unit information here so it is calculated once at compiler startup
7471 (rs6000_override_options): Make -misel a target mask. Add more
7472 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
7473 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
7475 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
7476 (rs6000_handle_option): Move -misel from variable to target mask.
7477 (rs6000_builtin_mask_for_load): Add VSX support.
7478 (rs6000_conditional_register_usage): Ditto.
7479 (USE_ALTIVEC_FOR_ARG_P): Ditto.
7480 (function_arg_boundary): Ditto.
7481 (rs6000_expand_builtin): Ditto.
7482 (def_builtin): Make abort message a little friendlier.
7483 (rs6000_emit_int_cmove): Add support for 64-bit isel.
7485 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
7486 assembler support the popcntd instruction instead of a vsx
7487 instruction to enable power7 support.
7488 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
7489 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
7490 option to the assembler if -mcpu=native.
7491 (ASM_CPU_NATIVE_SPEC): Ditto.
7492 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
7494 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
7495 the lwsync instruction.
7496 (enum processor_type): Add PROCESSOR_POWER7.
7497 (rs6000_debug_reg): New -mdebug= options.
7498 (rs6000_debug_addr): Ditto.
7499 (rs6000_debug_cost): Ditto.
7500 (rs6000_isel): Delete.
7501 (enum rs6000_vector): New enum to say what vector unit we have.
7502 (VECTOR_UNIT_*): New macros to say which vector unit has
7503 arithmetic operations for a given type.
7504 (VECTOR_MEM_*): New macros to say which vector unit has memory
7505 operations for a given type.
7506 (TARGET_LDBRX): Whether the machine supports the ldbrx
7508 (TARGET_ISEL): Delete, -misel moved to be a mask.
7509 (TARGET_ISEL64): New macro for 64-bit isel support.
7510 (UNITS_PER_VSX_WORD): New macro.
7511 (POINTER_SIZE): Move to be an external variable, rather than
7512 calculating whether we are generating 32 ot 64-bit code.
7514 (STACK_BOUNDARY): Add VSX support.
7515 (LOCAL_ALIGNMENT): Ditto.
7516 (SLOW_UNALIGNED_ACCESS): Ditto.
7517 (VSX_REGNO_P): New macro for VSX support.
7518 (VFLOAT_REGNO_P): Ditto.
7519 (VINT_REGNO_P): Ditto.
7520 (VLOGICAL_REGNO_P): Ditto.
7521 (VSX_VECTOR_MODE): Ditto.
7522 (VSX_SCALAR_MODE): Ditto.
7524 (VSX_MOVE_MODE): Ditto.
7525 (VSX_REG_CLASS_P): Ditto.
7526 (HARD_REGNO_NREGS): Instead of calling a function, use an array
7528 (UNITS_PER_SIMD_WORD): Add VSX support.
7529 (MODES_TIEABLE_P): Ditto.
7530 (STARTING_FRAME_OFFSET): Ditto.
7531 (STACK_DYNAMIC_OFFSET): Ditto.
7532 (EPILOGUE_USES): Ditto.
7533 (REGNO_REG_CLASS): Move to array lookup.
7534 (CLASS_MAX_NREGS): Ditto.
7535 (rs6000_vector_reg_class): Add declaration.
7536 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
7537 overlap with the floating point and Altivec registers.
7539 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
7541 * config/rs6000/driver-rs6000.c (asm_names): New static array to
7542 give the appropriate asm switches if -mcpu=native.
7543 (host_detect_local_cpu): Add support for "asm".
7544 (host_detect_local_cpu): Follow GNU code guidelines for name.
7546 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
7547 -mbit-word to a variable instead of being a target mask.
7549 * config/rs6000/sync.md (lwsync): If the assembler supports it,
7550 emit the lwsync instruction instead of emitting the instruction as
7551 an integer constant.
7553 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
7554 fixuns_trundfsi2, move expander into rs6000.md.
7556 * config/rs6000/rs6000.md (cpu): Add power7.
7557 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
7558 (logical predicate patterns): Change the single instruction
7559 primitives that set CR0 to be fast_compare instead of compare.
7561 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
7562 (popcntddi2): Ditto.
7563 (popcount<mode>): Ditto.
7564 (floating multiply/add insns): Name the floating point
7566 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
7567 (isel_unsigned_<mode>): Ditto.
7568 (fixuns_trundfsi2): Move expander here from spe.md.
7569 (smindi3): Define if we have -misel on 64-bit systems.
7574 2009-06-23 Anatoly Sokolov <aesok@post.ru>
7576 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
7578 * config/avr/avr.c (avr_current_device): New variable.
7579 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
7580 (avr_arch, mcu_type_s): Move to avr.h.
7581 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
7582 default_data_section_start fields.
7583 (avr_arch): Moved from avr.c.
7584 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
7585 library_name fields.
7586 (avr_current_device, avr_mcu_types, avr_arch_types,
7587 avr_device_to_arch, avr_device_to_data_start,
7588 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
7589 (EXTRA_SPEC_FUNCTIONS): Define.
7590 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
7591 options mapping. Use device_to_arch and device_to_data_start insted.
7592 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
7593 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
7594 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
7595 * config/avr/driver-avr.c: New file.
7596 * config/avr/avr-devices.c: New file.
7598 2009-06-23 Jakub Jelinek <jakub@redhat.com>
7600 * var-tracking.c (unshare_variable): Force initialized to
7601 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
7602 (set_variable_part): Likewise.
7603 (struct variable_union_info): Remove pos_src field.
7604 (vui_vec, vui_allocated): New variables.
7605 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
7606 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
7607 == 1 use a simpler sorting algorithm. Compute pos field right
7608 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
7609 Avoid quadratic comparison if !flag_var_tracking_uninit.
7610 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
7611 unshare_variable unconditionally.
7612 (dataflow_set_different_2): Removed.
7613 (dataflow_set_different): Don't traverse second hash table.
7614 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
7615 unconditionally to var_reg_set or var_mem_set.
7616 (emit_notes_in_bb): Likewise.
7617 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
7619 (emit_note_insn_var_location): Don't set initialized to
7620 VAR_INIT_STATUS_INITIALIZED early.
7621 (vt_finalize): Free vui_vec if needed, clear vui_vec and
7623 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
7625 * tree-object-size.c (addr_object_size): Instead of checking
7626 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
7627 are no FIELD_DECLs following it.
7629 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
7631 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
7632 order to match bswaps with signed source operands.
7634 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7636 * sdbout.c (sdbout_one_type): Fix braces in switch.
7638 2009-06-23 Richard Guenther <rguenther@suse.de>
7640 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
7642 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
7643 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
7644 var_callused, callused_tree, var_storedanything, storedanything_tree,
7645 var_integer, integer_tree): Remove global variables.
7646 (new_var_info): Do not pass new id, append the new var to the
7647 global variable vector.
7648 (do_ds_constraint): Use is_global_var member of the variable-info.
7649 (new_scalar_tmp_constraint_exp): Adjust.
7650 (create_function_info_for): Likewise.
7651 (create_variable_info_for): Likewise.
7652 (find_what_var_points_to): Remove dead code.
7653 (init_base_vars): Simplify.
7654 (compute_points_to_sets): Adjust.
7656 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
7658 * combine.c (try_combine): Dump information about the insns we're
7661 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
7663 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
7664 check when calling force_to_mode on TRUNCATE's operand.
7666 2009-06-22 Ian Lance Taylor <iant@google.com>
7668 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
7670 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
7672 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
7674 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7676 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
7677 override library linkage flags such as -static-libgcc or
7680 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7682 * config/m68k/m68k-devices.def: Add line for MCF5221x.
7684 2009-06-22 Ian Lance Taylor <iant@google.com>
7686 * config/linux.opt: Put mglibc ahead of muclibc.
7688 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
7689 for duplicate decls.
7691 2009-06-22 Matthias Klose <doko@ubuntu.com>
7693 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
7695 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
7698 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
7699 instead of NULL if a parser error occurs.
7701 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7703 * dwarf2out.c (dwarf2_debug_hooks): Initialize
7704 non-DWARF2_DEBUGGING_INFO version.
7706 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
7708 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
7709 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
7711 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
7712 (LIBGCC2_TF_CEXT): Define.
7715 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7718 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
7720 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7722 * config/arm/arm.c (arm_override_options): Disable
7723 -mcaller-super-interworking and -mcallee-super-interworking.
7724 * doc/invoke.texi (ARM Options): Document this.
7726 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
7728 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
7729 * config/arm/constraints.md (j): New constraint for movw operands.
7730 (N): Remove thumb2 meaning.
7731 * config/arm/arm.md (*arm_movw): Delete.
7732 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
7733 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
7734 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
7736 2009-06-22 Martin Jambor <mjambor@suse.cz>
7738 PR tree-optimization/40492
7739 * tree-sra.c (sra_modify_assign): Pass zero offsets to
7740 build_ref_for_offset.
7742 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
7744 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
7745 JUMP_TABLE_DATA_P predicates where applicable.
7746 * auto-inc-dec.c: Ditto.
7747 * builtins.c: Ditto.
7748 * caller-save.c: Ditto.
7750 * cfgcleanup.c: Ditto.
7751 * cfglayout.c: Ditto.
7754 * combine-stack-adj.c: Ditto.
7760 * dwarf2asm.c: Ditto.
7761 * dwarf2out.c: Ditto.
7762 * emit-rtl.c: Ditto.
7768 * function.c: Ditto.
7771 * genpreds.c: Ditto.
7772 * genrecog.c: Ditto.
7774 * ira-costs.c: Ditto.
7775 * ira-lives.c: Ditto.
7778 * lower-subreg.c: Ditto.
7779 * modulo-sched.c: Ditto.
7781 * postreload.c: Ditto.
7782 * print-rtl.c: Ditto.
7791 * sched-vis.c: Ditto.
7793 * sel-sched-ir.c: Ditto.
7794 * simplify-rtx.c: Ditto.
7795 * targhooks.c: Ditto.
7796 * var-tracking.c: Ditto.
7797 * vmsdbgout.c: Ditto.
7799 2009-06-22 Matthias Klose <doko@ubuntu.com>
7801 * Makefile.in (install-plugin): Always use DESTDIR.
7803 2009-06-22 Olivier Hainque <hainque@adacore.com>
7805 * config/pa/pa.c (output_call): Don't optimize post call jumps
7806 into return address adjustments if the call may throw.
7808 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
7810 * arm.c (thumb1_output_casesi): New function.
7811 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
7812 optimizing for size or PIC.
7813 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
7814 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
7815 (casesi): Handle Thumb-1 when optimizing for size or PIC.
7816 (thumb1_casesi_internal_pic): New expand rule.
7817 (thumb1_casesi_dispatch): New pattern.
7818 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
7820 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
7821 in the text seciton when PIC or optimizing for size.
7822 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
7823 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
7824 preservation properties of code.
7825 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
7826 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
7827 (__gnu_thumb1_case_si): New function.
7828 * t-arm (LIB1ASMSRC): Define here.
7829 (LIB1ASMFUNCS): Add some common functions.
7830 * t-arm-elf (LIB1ASMSRC): Delete.
7831 (LIB1ASMFUNCS): Append to existing set.
7832 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7833 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7834 * t-symbian (LIB1ASMFUNCS): Likewise.
7835 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7836 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7838 2009-06-21 Richard Guenther <rguenther@suse.de>
7840 PR tree-optimization/38729
7841 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
7842 to loops with a single exit if -fno-expensive-optimizations.
7844 2009-06-21 Jakub Jelinek <jakub@redhat.com>
7846 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
7847 (dataflow_set): Change vars type from htab_t to shared_hash.
7848 (shared_hash_pool, empty_shared_hash): New variables.
7849 (vars_clear): Removed.
7850 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
7851 shared_hash_find_slot_unshare, shared_hash_find_slot,
7852 shared_hash_find_slot_noinsert, shared_hash_find): New
7854 (shared_hash_unshare, shared_hash_destroy): New functions.
7855 (unshare_variable): Unshare set->vars if shared, use
7857 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
7858 (get_init_value, find_src_set_src, dump_dataflow_set,
7859 clobber_variable_part, emit_notes_for_differences): Use
7861 (dataflow_set_init): Remove second argument, set vars to
7862 empty_shared_hash instead of creating a new htab.
7863 (dataflow_set_clear): Call shared_hash_destroy and set vars
7864 to empty_shared_hash instead of calling vars_clear.
7865 (dataflow_set_copy): Don't call vars_copy, instead just share
7866 the src htab with dst.
7867 (variable_union): Use shared_hash_*, use initially NO_INSERT
7868 lookup if set->vars is shared. Don't keep slot cleared before
7869 calling unshare_variable. Unshare set->vars if needed.
7870 Even ->refcount == 1 vars must be unshared if set->vars is shared
7871 and var needs to be modified.
7872 (variable_canonicalize): New function.
7873 (dataflow_set_union): If dst->vars is empty, just share src->vars
7874 with dst->vars and traverse with variable_canonicalize to canonicalize
7875 and unshare what is needed.
7876 (dataflow_set_different): If old_set and new_set use the same shared
7877 htab, they aren't different. If number of htab elements is different,
7878 htabs are different. Use shared_hash_*.
7879 (dataflow_set_destroy): Call shared_hash_destroy instead of
7881 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
7882 second argument to dataflow_set_init.
7883 (vt_initialize): Likewise. Initialize shared_hash_pool and
7884 empty_shared_hash, move bb in/out initialization afterwards.
7885 Use variable_htab_free instead of NULL as changed_variables del hook.
7886 (variable_was_changed): Change type of second argument to pointer to
7887 dataflow_set. When inserting var into changed_variables, bump
7888 refcount. Unshare set->vars if set is shared htab and slot needs to
7890 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
7891 lookup if set->vars is shared. Unshare set->vars if needed.
7892 Even ->refcount == 1 vars must be unshared if set->vars is shared
7893 and var needs to be modified. Adjust variable_was_changed caller.
7894 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
7895 vars must be unshared if set->vars is shared and var needs to be
7896 modified. Adjust variable_was_changed caller.
7897 (emit_note_insn_var_location): Don't pool_free var.
7898 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
7900 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
7901 free_alloc_pool on shared_hash_pool.
7903 2009-06-20 Anthony Green <green@moxielogic.com>
7905 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
7906 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
7908 2009-06-20 Richard Guenther <rguenther@suse.de>
7910 * tree-ssa-structalias.c (find_func_aliases): For memset use
7911 a constraint from NULL if we memset to zero.
7912 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
7913 we explicitly handle that do not read from memory.
7914 (call_may_clobber_ref_p_1): Properly handle builtins that may
7917 2009-06-20 Richard Guenther <rguenther@suse.de>
7919 PR tree-optimization/40495
7920 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
7921 (new_scalar_tmp_constraint_exp): New function.
7922 (process_constraint): Do not create temporary decls.
7923 (process_all_all_constraints): Likewise.
7924 (handle_const_call): Likewise.
7925 (create_function_info_for): Do not set decl.
7927 2009-06-19 Ian Lance Taylor <iant@google.com>
7929 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
7930 (rs6000_attribute_table): Make static; move before use.
7932 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
7934 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
7935 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
7936 Propagate the TREE_READONLY flag without overwriting it.
7937 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
7938 Propagate the TREE_READONLY flag onto the result.
7939 (process_call_operands): Move around. Use correct constant value.
7941 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7944 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
7945 * config/arm/arm.md: Likewise.
7947 2009-06-19 Ian Lance Taylor <iant@google.com>
7949 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
7950 to GIMPLE_ERROR_MARK.
7952 * c-typeck.c (build_conditional_expr): Add op1_original_type and
7953 op2_original_type parameters. Warn about using different enum types.
7954 * c-parser.c (c_parser_conditional_expression): Pass original
7955 types to build_conditional_expr.
7956 * c-tree.h (build_conditional_expr): Update declaration.
7958 2009-06-19 Ian Lance Taylor <iant@google.com>
7960 * config/i386/i386.c (ix86_function_specific_save): Test that
7961 fields match values, rather than testing the values are in a
7964 2009-06-19 Richard Guenther <rguenther@suse.de>
7966 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
7968 (ptr_derefs_may_alias_p): Likewise.
7969 (ptr_deref_may_alias_ref_p_1): New function.
7970 (ptr_deref_may_alias_ref_p): Likewise.
7971 (ref_maybe_used_by_call_p_1): Handle builtins that are not
7972 covered by looking at the ESCAPED solution.
7973 (call_may_clobber_ref_p_1): Likewise.
7974 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
7975 Handle NULL_TREE offset. Do not produce redundant constraints.
7976 (process_all_all_constraints): New helper function.
7977 (do_structure_copy): Use it.
7978 (handle_lhs_call): Likewise.
7979 (find_func_aliases): Handle some builtins with pointer arguments
7980 and/or return values explicitly.
7982 2009-06-19 Ian Lance Taylor <iant@google.com>
7984 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
7986 2009-06-19 Ian Lance Taylor <iant@google.com>
7988 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
7990 2009-06-19 Ian Lance Taylor <iant@google.com>
7992 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
7993 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
7996 * c-decl.c (finish_decl): If -Wc++-compat, warn about
7997 uninitialized const.
7999 2009-06-19 Ian Lance Taylor <iant@google.com>
8001 * dse.c (struct store_info): Rename bitmap field to bmap. Change
8004 * c-decl.c (in_struct, struct_types): Remove.
8005 (struct c_binding): Add in_struct field.
8006 (c_binding_ptr): Define type, along with VEC.
8007 (struct c_struct_parse_info): Define.
8008 (struct_parse_info): New static variable.
8009 (bind): Initialize in_struct field.
8010 (start_struct): Remove enclosing_in_struct and
8011 enclosing_struct_types parameters. Add
8012 enclosing_struct_parse_info parameter. Change all callers. Set
8013 struct_parse_info rather than in_struct and struct_types.
8014 (grokfield): If -Wc++-compat and there is a symbol binding for the
8015 field name, set the in_struct flag and push it on the
8016 struct_parse_info->fields vector.
8017 (warn_cxx_compat_finish_struct): New static function.
8018 (finish_struct): Remove enclosing_in_struct and
8019 enclosing_struct_types parameters. Add
8020 enclosing_struct_parse_info parameter. Change all callers. Don't
8021 set C_TYPE_DEFINED_IN_STRUCT here. Call
8022 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
8023 parameter. Only push on struct_types if warn_cxx_compat.
8024 (finish_enum): Only push on struct_types if warn_cxx_compat.
8025 (declspecs_add_type): Add loc parameter. Change all callers.
8026 Change all error calls to error_at. Pass loc, not input_location,
8027 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
8028 defined in a struct. If -Wc++-compat and parsing a struct, record
8029 that a typedef name was used.
8030 * c-parser.c (c_parser_declspecs): Get location to pass to
8032 (c_parser_struct_or_union_specifier): Update calls to start_struct
8034 * c-tree.h (struct c_struct_parse_info): Declare.
8035 (finish_struct, start_struct): Update declarations.
8036 (declspecs_add_type): Update declaration.
8038 2009-06-19 Ian Lance Taylor <iant@google.com>
8040 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
8041 variable with an anonymous type.
8043 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
8045 * see.c: Remove for real.
8047 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
8049 * optabs.h (enum optab_index): Add new OTI_significand.
8050 (significand_optab): Define corresponding macro.
8051 * optabs.c (init_optabs): Initialize significand_optab.
8052 * genopinit.c (optabs): Implement significand_optab using
8053 significand?f2 patterns.
8054 * builtins.c (expand_builtin_mathfn): Handle
8055 BUILT_IN_SIGNIFICAND{,F,L}.
8056 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
8057 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
8059 * config/i386/i386.md (significandxf2, significand<mode>2): New
8060 expanders to implement significandf, significand and significandl
8061 built-ins as inline x87 intrinsics.
8063 2009-06-18 Anatoly Sokolov <aesok@post.ru>
8065 * config/avr/avr.c (avr_override_options): Remove setting value of
8066 PARAM_INLINE_CALL_COST.
8068 2009-06-18 Richard Henderson <rth@redhat.com>
8071 * tree-pass.h (TDF_ASMNAME): New.
8072 * tree-dump.c (dump_options): Add asmname.
8073 * doc/invoke.texi: Document it.
8075 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
8076 (dump_decl_name): ...here.
8077 (dump_function_name): New flags arg; mind TDF_ASMNAME.
8078 (dump_generic_node): Update dump_function_name calls.
8079 (print_call_name): New flags arg; update all dump calls.
8080 * diagnostic.h (print_call_name): Update.
8081 * gimple-pretty-print.c (dump_gimple_call): Update.
8083 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
8086 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
8088 2009-06-18 Diego Novillo <dnovillo@google.com>
8090 * doc/plugins.texi: Document plugin_is_GPL_compatible.
8091 * plugin.c (str_license): Declare.
8092 (try_init_one_plugin): Assert that the symbol
8093 'plugin_is_GPL_compatible' exists.
8095 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
8098 * Makefile.in (OBJS-common): Remove see.o.
8100 * common.opt (fsee): Mark as preserved for backward compatibility.
8101 * opts.c (common_handle_option): Add OPT_fsee to the backward
8102 compatibility section.
8103 * passes.c (init_optimization_passes, pass_see): Remove pass.
8104 * timevar.def (TV_SEE): Remove.
8105 * tree-pass.h (pass_see): Remove declaration.
8106 * doc/invoke.texi (-fsee): Remove documentation.
8108 2009-06-18 Martin Jambor <mjambor@suse.cz>
8110 * tree-sra.c: Include statistics.h
8111 (sra_stats): New variable.
8112 (sra_initialize): Clear sra_stats.
8113 (create_access_replacement): Increment sra_stats.replacements.
8114 (get_access_replacement): Do not return twice.
8115 (analyze_all_variable_accesses): Increment statistics counter by the
8116 number of scalarized aggregates.
8117 (generate_subtree_copies): Increment sra_stats.subtree_copies.
8118 (sra_modify_expr): Increment sra_stats.exprs.
8119 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
8120 (sra_modify_assign): Increment sra_stats.exprs,
8121 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
8122 (perform_intra_sra): Update statistics counters.
8123 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
8125 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
8127 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
8128 (arm_scalar_mode_supported_p): New function.
8130 2009-06-18 Paul Brook <paul@codesourcery.com>
8131 Sandra Loosemore <sandra@codesourcery.com>
8133 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
8134 (__extendhfsf2, __truncsfhf2): Define.
8135 * config/arm/fp16.c: New file.
8136 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
8137 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
8139 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
8141 * doc/extend.texi (Half-Precision): New section.
8142 * doc/invoke.texi (Option Summary): List -mfp16-format.
8143 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
8144 * config/arm/arm.opt (mfp16-format=): New.
8145 * config/arm/arm.c: Include intl.h.
8146 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
8147 (TARGET_INVALID_RETURN_TYPE): Redefine.
8148 (TARGET_PROMOTED_TYPE): Redefine.
8149 (TARGET_CONVERT_TO_TYPE): Redefine.
8150 (arm_fp16_format): Define.
8151 (all_fpus): Add entry for neon-fp16.
8152 (fp_model_for_fpu): Likewise.
8153 (struct fp16_format): Declare.
8154 (all_fp16_formats): Define.
8155 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
8157 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
8159 (arm_legitimate_index_p): Treat HFmode like HImode.
8160 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
8161 (coproc_secondary_reload_class): Special-case HFmode.
8162 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
8163 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
8164 (arm_init_fp16_builtins): New.
8165 (arm_init_builtins): Call it.
8166 (arm_invalid_parameter_type): New.
8167 (arm_invalid_return_type): New.
8168 (arm_promoted_type): New.
8169 (arm_convert_to_type).
8170 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
8172 (arm_emit_fp16_const): New function.
8173 (arm_mangle_type): Mangle __fp16 as "Dh".
8174 * config/arm/arm.h (TARGET_VFPD32): Make it know about
8176 (TARGET_NEON_FP16): New.
8177 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
8178 (enum fputype): Add FPUTYPE_NEON_FP16.
8179 (enum arm_fp16_format_type): Declare.
8180 (arm_fp16_format): Declare.
8181 (LARGEST_EXPONENT_IS_NORMAL): Define.
8182 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
8183 * config/arm/arm-modes.def (HFmode): Define.
8184 * config/arm/vfp.md: (*movhf_vfp): New.
8187 * config/arm/arm.md: (fpu): Add neon_fp16.
8188 (floatsihf2, floatdihf2): New.
8189 (fix_trunchfsi2, fix_trunchfdi2): New.
8193 (*arm32_movhf): New.
8194 (*thumb1_movhf): New.
8195 (consttable_2): Add check for HFmode constants.
8196 (consttable_4): Handle HFmode constants.
8198 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
8200 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
8202 2009-06-17 Olivier Hainque <hainque@adacore.com>
8204 * collect2.c (main): Use CONST_CAST2 to perform char ** to
8205 const char ** conversion in AIX specific section.
8207 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
8209 * config/i386/i386.c (ix86_special_builtin_type): Remove
8210 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
8211 (bdesc_special_args): Updated.
8212 (ix86_init_mmx_sse_builtins): Likewise.
8213 (ix86_expand_special_args_builtin): Likewise.
8215 2009-06-17 Richard Henderson <rth@redhat.com>
8217 * tree-pretty-print.c (maybe_dump_asm_name): New.
8218 (dump_decl_name): Use it.
8219 (PRINT_FUNCTION_NAME): Merge into...
8220 (dump_function_name): ... here. Use maybe_dump_asm_name.
8222 2009-06-17 Cary Coutant <ccoutant@google.com>
8224 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
8226 * debug.c (struct gcc_debug_hooks): Change placeholder for
8228 (debug_nothing_int_charstar_int): Replaced by...
8229 (debug_nothing_int_charstar_int_bool): ...this.
8230 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
8231 source_line prototype.
8232 (debug_nothing_int_charstar_int): Replaced by...
8233 (debug_nothing_int_charstar_int_bool): ...this.
8234 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
8235 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
8236 Output is_stmt operand when necessary.
8237 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
8238 (notice_source_line): Add is_stmt parameter.
8239 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
8240 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
8242 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
8243 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
8245 2009-06-17 Ian Lance Taylor <iant@google.com>
8247 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
8249 (struct store_by_pieces_d): Rename from store_by_pieces. Change
8252 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
8254 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
8255 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
8256 tree_strip_sign_nop_conversions and
8257 tree_ssa_strip_useless_type_conversions rather than stripping
8258 the operations here.
8259 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
8261 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
8262 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
8263 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
8264 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
8267 2009-06-17 Michael Eager <eager@eagercon.com>
8269 * config/rs6000/constraints.md (register_constraint "d"): New.
8270 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
8271 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
8272 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
8273 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
8274 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
8275 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
8276 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
8277 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
8278 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
8279 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
8281 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
8282 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
8283 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
8284 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
8285 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
8286 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
8287 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
8288 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
8289 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
8290 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
8291 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
8292 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
8293 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
8294 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
8296 2009-06-16 Ian Lance Taylor <iant@google.com>
8298 * profile.c (total_num_never_executed): Don't define.
8299 (compute_branch_probabilities): Don't count or print
8301 (init_branch_prob): Don't set total_num_never_executed.
8302 (end_branch_prob): Don't print total_num_never_executed.
8304 2009-06-17 David Daney <ddaney@caviumnetworks.com>
8306 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
8308 2009-06-17 David Edelsohn <edelsohn@gnu.org>
8310 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
8311 (nabstd2_fpr): Same.
8313 2009-06-17 Steve Ellcey <sje@cup.hp.com>
8315 * expr.c (expand_assignment): Change complex type check.
8317 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
8319 * doc/plugins.texi (Building GCC plugins): Added new section.
8321 2009-06-17 Ian Lance Taylor <iant@google.com>
8323 * c-pch.c (get_ident): Don't set size of templ array.
8324 (pch_init): Don't set size of partial_pch array.
8326 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
8327 string constant to intialize an array whose size is the length of
8330 2009-06-17 Richard Guenther <rguenther@suse.de>
8332 PR tree-optimization/40389
8333 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
8334 to addressable types.
8335 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
8337 2009-06-17 Richard Guenther <rguenther@suse.de>
8340 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
8341 if there is no evolution of left in the loop bail out.
8342 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
8343 chrec_fold_multiply.
8345 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
8346 Janis Johnson <janis187@us.ibm.com>
8349 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
8350 for the symbol ref of a constant that is the source of a move
8351 - nor for any other not-obvious-label-ref constants.
8353 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
8355 * plugin.c (position_pass): Skip newly inserted pass during list
8356 traversal to avoid repeated insertion.
8358 2009-06-16 Ian Lance Taylor <iant@google.com>
8360 * vec.h (VEC_stack_alloc): Define different version if
8361 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
8362 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
8363 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
8364 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8366 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
8368 * config.gcc (extra_headers): Add ia32intrin.h for x86.
8370 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
8371 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
8372 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
8373 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
8374 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
8375 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
8376 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
8377 (bdesc_special_args): Add __builtin_ia32_rdtsc and
8378 __builtin_ia32_rdtscp.
8379 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
8380 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
8381 and __builtin_ia32_rorhi.
8382 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
8383 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
8384 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
8385 (ix86_expand_args_builtin): Likewise.
8386 (ix86_expand_special_args_builtin): Likewise.
8388 * config/i386/i386.md (UNSPECV_RDTSCP): New.
8389 (UNSPECV_RDTSC): Likewise.
8390 (UNSPECV_RDPMC): Likewise.
8391 (*bsr): Renamed to ...
8393 (*bsr_rex64): Renamed to ...
8397 (*rdpmc_rex64): Likewise.
8400 (*rdtsc_rex64): Likewise.
8402 (*rdtscp): Likewise.
8403 (*rdtscp_rex64): Likewise.
8405 * config/i386/ia32intrin.h: New.
8407 * config/i386/x86intrin.h: Include <ia32intrin.h>.
8409 2009-06-16 Ian Lance Taylor <iant@google.com>
8411 * ira-build.c (copy_info_to_removed_store_destinations):
8412 Initialize parent_a.
8414 2009-06-16 Ian Lance Taylor <iant@google.com>
8416 * c-decl.c (grokdeclarator): Change size_varies to bool.
8418 2009-06-16 Ian Lance Taylor <iant@google.com>
8420 * sel-sched.c: Make forward declarations of move_op_hooks and
8421 fur_hooks explicitly extern.
8423 2009-06-16 Ian Lance Taylor <iant@google.com>
8425 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
8426 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
8428 2009-06-16 Ian Lance Taylor <iant@google.com>
8430 * resource.c (mark_referenced_resources): Change
8431 include_delayed_effects parameter to bool. Change all callers.
8432 (mark_end_of_function_resources): Likewise.
8433 * reorg.c (insn_references_resource_p): Likewise.
8434 (insn_sets_resource_p): Likewise.
8435 * resource.h (mark_referenced_resources): Update declaration.
8436 (mark_end_of_function_resources): Update declaration.
8438 2009-06-16 David Edelsohn <edelsohn@gnu.org>
8440 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
8442 2009-06-16 David Edelsohn <edelsohn@gnu.org>
8444 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
8445 GCC can bootstrap on AIX with GNU Binutils 2.20.
8447 2009-06-16 Ian Lance Taylor <iant@google.com>
8449 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
8451 2009-06-16 Ian Lance Taylor <iant@google.com>
8453 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
8454 inline, not extern inline.
8455 (exact_log2): Likewise.
8456 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
8458 (exact_log2): Likewise, but don't test CTZ_HWI.
8460 2009-06-16 Ian Lance Taylor <iant@google.com>
8462 * bitmap.c (bitmap_clear): Don't declare as inline.
8463 * gimple.c (gimplify_assign): Likewise.
8464 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
8465 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
8466 (sched_scan_info): Remove duplicate definition.
8468 2009-06-16 Ian Lance Taylor <iant@google.com>
8470 * c-common.c (skip_evaluation): Don't define.
8471 (c_inhibit_evaluation_warnings): Define global variable.
8472 (overflow_warning): Check c_inhibit_evaluation_warnings rather
8473 than skip_evaluation.
8474 (convert_and_check, warn_for_div_by_zero): Likewise.
8475 * c-common.h (skip_evaluation): Don't declare.
8476 (c_inhibit_evaluation_warnings): Declare.
8477 * c-parser.c (c_parser_typeof_specifier): Set
8478 c_inhibit_evaluation_warnings rather than skip_evaluation.
8479 (c_parser_conditional_expression): Likewise.
8480 (c_parser_binary_expression): Likewise.
8481 (c_parser_sizeof_expression): Likewise.
8482 (c_parser_alignof_expression): Likewise.
8483 * c-typeck.c (build_indirect_ref): Check
8484 c_inhibit_evaluation_warnings rather than skip_evaluation.
8485 (build_conditional_expr, build_binary_op): Likewise.
8487 2009-06-16 Richard Guenther <rguenther@suse.de>
8489 * tree-ssa-alias.c (is_escape_site): Remove.
8490 * tree-ssa-alias.h (enum escape_type): Remove.
8491 (is_escape_site): Likewise.
8492 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
8493 via casts and asms without deferring to is_escape_site.
8495 2009-06-16 Jakub Jelinek <jakub@redhat.com>
8498 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
8499 use gen_lowpart if op0 has complex mode.
8501 2009-06-16 Richard Guenther <rguenther@suse.de>
8503 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
8504 variables add them to ESCAPED.
8505 (find_func_aliases): Do not make all indirectly stored values escaped.
8507 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
8509 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
8512 2009-06-16 Martin Jambor <mjambor@suse.cz>
8514 PR tree-optimization/40432
8515 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
8516 check whether we need to force gimple register operand.
8518 2009-06-16 Martin Jambor <mjambor@suse.cz>
8520 PR tree-optimization/40413
8521 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
8522 build_ref_for_offset.
8523 (propagate_subacesses_accross_link): Fix a typo in a comment.
8525 2009-06-16 Ira Rosen <irar@il.ibm.com>
8527 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
8528 with additional parameter.
8529 * tree-vectorizer.h (enum vect_def_type): Add new value
8531 (enum vect_relevant): Add comments.
8532 (vect_is_simple_reduction): Add new argument.
8533 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
8534 Detect nested cycles.
8535 (vect_is_simple_reduction): Update documentation, add an argument to
8536 distinguish inner-loop reduction from nested cycle, detect nested
8537 cycles, fix printings and indentation, don't swap operands in case
8539 (get_initial_def_for_reduction): Handle subtraction.
8540 (vect_create_epilog_for_reduction): Add new argument to specify
8542 (vect_finalize_reduction): Handle subtraction, fix comments.
8543 (vectorizable_reduction): Handle nested cycles. In case of nested
8544 cycle keep track of the reduction variable position. Call
8545 vect_is_simple_reduction with additional parameter. Use original
8546 statement code in reduction epilogue for nested cycle. Call
8547 vect_create_epilog_for_reduction with additional parameter.
8548 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
8549 inner-loop vectorization.
8550 (vect_recog_widen_sum_pattern): Likewise.
8551 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
8553 (vect_mark_stmts_to_be_vectorized): Likewise.
8554 (vect_get_vec_def_for_operand): Handle nested cycles.
8556 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8558 * doc/invoke.texi (Debugging Options): Fix option index entries
8559 for -fdump-statistics, -frandom-seed add entries for
8560 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
8561 (FRV Options): Fix entries for -mTLS, -mtls.
8562 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
8563 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
8564 (M68hc1x Options): Fix @itemx for -mnominmax.
8565 (MCore Options): Fix entry for -mno-lsim.
8566 (MMIX Options): Fix entry for -mabi=mmixware.
8567 (PDP-11 Options): Fix entry for -mbcopy-builtin.
8569 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
8571 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
8572 Mention the plugin mode of gengtype.
8573 * doc/gty.texi (Source Files Containing Type Information): Likewise.
8574 * gengtype.c: Updated copyright.
8575 (plugin_files, nb_plugin_files) Added new static variables.
8576 (measure_input_list) Care about plugin_files.
8577 (write_rtx_next): Added early return in plugin mode.
8578 (create_file): Updated copyright year in generated file. Added
8580 (oprintf): Added early return if NULL outf.
8581 (get_output_file_with_visibility): Care of plugin_files.
8582 (get_output_file_name): May return null.
8583 (write_local): Added early return.
8584 (put_mangled_filename): Ditto.
8585 (finish_root_table): Added check for base_files.
8586 (write_roots): Care about null when plugins.
8587 (main): Added plugin mode.
8589 2009-06-15 Ian Lance Taylor <iant@google.com>
8591 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
8592 * gcov.c (read_count_file): Add braces around variables declared
8595 * c.opt (Wjump-misses-init): New warning.
8596 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
8597 -Wall and -Wc++-compat if not already set.
8598 (c_common_post_options): Clear warn_jump_misses_init if it was not
8600 * c-decl.c (struct c_binding): Change type field to a union with
8601 new label field. Make it the first field in the struct. Update
8602 references to type to use u.type instead.
8603 (struct c_spot_bindings): Define.
8604 (struct c_goto_bindings): Define.
8605 (c_goto_bindings_p): Define, along with VECs.
8606 (struct c_label_vars): Define.
8607 (struct c_scope): Add has_label_bindings field.
8608 (bind_label, set_spot_bindings): New static functions.
8609 (decl_jump_unsafe, update_spot_bindings): New static functions.
8610 (update_label_decls): New static function.
8611 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
8612 Update binding u.label field to shadowed field.
8613 (c_binding_start_stmt_expr): New function.
8614 (c_binding_end_stmt_expr): New function.
8615 (pushdecl): Don't call c_begin_vm_scope.
8616 (make_label): Add defining and p_label_vars parameters. Change
8618 (lookup_label): Correct test for whether a label has not yet been
8619 defined. Call bind_label rather than bind.
8620 (warn_about_goto): New static function.
8621 (lookup_label_for_goto): New function.
8622 (declare_label): Call bind_label rather than bind.
8623 (check_earlier_gotos): New static function.
8624 (define_label): Don't give errors about jumping into statement
8625 expressions or scopes of variably modified types. Call
8626 set_spot_bindings and check_earlier_gotos. Call bind_label
8627 instead of bind. Don't set label_context_stack_se or
8628 label_context_stack_vm.
8629 (c_get_switch_bindings): New function.
8630 (c_release_switch_bindings): New function.
8631 (c_check_switch_jump_warnings): New function.
8632 (start_function): Don't set label_context_stack_se or
8633 label_context_stack_vm.
8634 (finish_function): Likewise.
8635 * c-typeck.c (label_context_stack_se): Don't define.
8636 (label_context_stack_vm): Don't define.
8637 (c_finish_goto_label): Call lookup_label_for_goto rather than
8638 lookup_label. Don't give errors about jumping into a statement
8639 expression or the scope of a variably modified type. Don't set
8640 label_context_stack_se or label_context_stack_vm.
8641 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
8642 fields. Add bindings field.
8643 (c_start_case): Don't set deleted fields. Set bindings field.
8644 (do_case): Rework order of tests. Don't check blocked_stmt_expr
8645 or blocked_vm. Call c_check_switch_jump_warnings.
8646 (c_finish_case): Don't test blocked_stmt_expr field. Call
8647 c_release_switch_bindings.
8648 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
8649 c_switch_stack. Don't walk label_context_stack_se labels. Don't
8650 set label_context_stack_se. Call c_bindings_start_stmt_expr.
8651 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
8652 c_switch_stack. Don't walk label_context_stack_se labels. Don't
8653 set label_context_stack_se. Call c_bindings_end_stmt_expr.
8654 (c_begin_vm_scope, c_end_vm_scope): Don't define.
8655 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
8656 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
8657 (C_DECL_UNJUMPABLE_VM): Don't define.
8658 (C_DECL_UNDEFINABLE_VM): Don't define.
8659 (struct c_label_list): Don't define.
8660 (struct c_label_context_se): Don't define.
8661 (struct c_label_context_vm): Don't define.
8662 (struct c_spot_bindings): Declare.
8663 (c_bindings_start_stmt_expr): Declare.
8664 (c_bindings_end_stmt_expr): Declare.
8665 (lookup_label_for_goto): Declare.
8666 (c_get_switch_bindings, c_release_switch_bindings): Declare.
8667 (c_check_switch_jump_warnings): Declare.
8668 (label_context_stack_se, label_context_stack_vm): Don't declare.
8669 (c_finish_goto_label): Update declaration.
8670 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
8671 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
8672 (Warning Options): Document -Wjump-misses-init.
8674 2009-06-15 Jakub Jelinek <jakub@redhat.com>
8676 * tree-object-size.c (addr_object_size): Fix a pasto in the last
8679 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
8681 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
8683 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
8685 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
8687 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
8689 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
8691 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
8693 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
8694 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
8695 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
8696 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
8697 * dwarf2asm.c (dw2_force_const_mem): Update call to
8699 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
8700 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
8701 * langhooks.c (lhd_comdat_group): Remove.
8702 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
8703 * tree.h (DECL_COMDAT_GROUP): New.
8704 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
8705 (tree_decl_with_vis): Add comdat_group. Remove one_only.
8706 (make_decl_one_only): Change signature.
8707 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
8709 (make_decl_one_only): Change signature.
8710 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
8712 2009-06-15 Richard Guenther <rguenther@suse.de>
8715 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
8717 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8719 * tree-ssa-math-opts.c: Remove extra divide.
8721 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8723 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
8725 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8727 * passes.c: Add bswap pass.
8728 * tree-pass.h: Add pass_optimize_bswap declaration.
8729 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
8730 Include rtl.h, expr.h and optabs.h for optab_handler check.
8731 (struct symbolic_number, pass_optimize_bswap): New definition.
8732 (do_shift_rotate, verify_symbolic_number_p): New functions.
8733 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
8734 (gate_optimize_bswap): New function.
8735 * tree.c (widest_int_cst_value): New function.
8736 * tree.h (widest_int_cst_value): Prototype added.
8738 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
8740 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
8741 REG_EQUAL/REG_EQUIV notes.
8743 2009-06-14 Richard Guenther <rguenther@suse.de>
8746 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
8747 has its address taken if NRV was applied and it is addressable.
8748 * tree-ssa-structalias.c (get_constraint_for_address_of): New
8749 function split out from ...
8750 (get_constraint_for_1): ... here.
8751 (handle_rhs_call): Use it to mark the return slot escaped if
8752 it is addressable and NRV was applied.
8754 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
8756 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
8757 Change first argument type to location_t.
8758 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
8759 Do not set input_location.
8760 Use loc instead of input_location throughout.
8762 2009-06-13 Richard Guenther <rguenther@suse.de>
8764 PR tree-optimization/40421
8765 * tree-predcom.c (should_unroll_loop_p): Remove.
8766 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
8768 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
8770 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8771 Add location argument.
8773 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
8775 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
8777 * config/s390/s390.c (s390_build_builtin_va_list): Same.
8778 (s390_gimplify_va_arg): Pass location to create_artificial_label.
8779 * config/spu/spu-protos.h: Add location to
8780 spu_resolve_overloaded_builtin.
8781 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
8782 spu_build_builtin_va_list.
8783 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
8784 argument. Pass location to build_function_call_vec.
8785 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
8787 (emit_fpu_switch): Same.
8788 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
8789 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
8790 to build_decl and create_artificial_label.
8791 (xtensa_gimplify_va_arg_expr): Same.
8792 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
8793 (xstormy16_gimplify_va_arg_expr): Same.
8794 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
8795 * config/arm/arm.c (arm_build_builtin_va_list): Same.
8796 * config/mips/mips.c (mips_build_builtin_va_list): Same.
8797 (mips16_build_function_stub): Same.
8798 (mips16_build_call_stub): Same.
8800 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
8803 * arm/constraints.md (Pa, Pb): New constraints.
8804 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
8805 split pattern to deal with them.
8807 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
8809 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
8810 fix index entry for -Xpreprocessor.
8812 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
8814 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8815 Add location argument to build_decl call.
8816 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
8817 (rs6000_init_builtins): Same.
8818 (spe_init_builtins): Same.
8819 (rs6000_gimplify_va_arg): Add location argument to
8820 create_artificial_label call.
8822 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
8824 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
8825 * combine-stack-adj.c (pass_stack_adjustments): Use it.
8826 * Makefile.in: Fix GGC dependency for gcse.o.
8828 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
8830 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
8831 * gimple-pretty-print.c (dump_gimple_stmt): Same.
8832 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
8834 * c-parser.c (c_parser_binary_expression): Use current column while
8835 building binary operations.
8836 * common.opt (fshow-column): Enable by default.
8837 * tree-vrp.c (check_array_ref): Use warning_at.
8838 (check_array_bounds): Use location from call back if expr has no
8840 * tree.h: Add location argument to maybe_fold_*.
8841 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
8842 (maybe_fold_offset_to_array_ref): Add location argument and use it.
8843 (maybe_fold_offset_to_component_ref): Same.
8844 (maybe_fold_offset_to_reference): Same.
8845 (maybe_fold_offset_to_address): Same.
8846 (maybe_fold_stmt_indirect): Same.
8847 (maybe_fold_stmt_addition): Same.
8848 (fold_stmt_r): Pass location to maybe_fold_*.
8849 (fold_gimple_assign): Same.
8850 * c-tree.h: Add location argument to finish_decl,
8851 default_function_array_conversion, store_init_value.
8852 * c-decl.c (define_label): Use error_at.
8853 (c_make_fname_decl): Pass location to finish_decl.
8854 (finish_decl): New location argument.
8855 (build_compound_literal): Pass location to store_init_value.
8856 (grokdeclarator): Pass location to finish_decl.
8858 * c-typeck.c (array_to_pointer_conversion): New location argument.
8859 (function_to_pointer_conversion): Same.
8860 (default_function_array_conversion): Same.
8861 (parser_build_unary_op): Pass location to overflow_warning.
8862 (parser_build_binary_op): Same. Use warning_at.
8863 (build_unary_op): Pass location to array_to_pointer_conversion.
8864 (build_c_cast): Pass location to digest_init.
8865 (build_modify_expr): New location argument.
8866 (convert_for_assignment): Same.
8867 (store_init_value): Same.
8868 (digest_init): Same.
8869 (output_init_element): Pass location to digest_init and
8870 array_to_pointer_conversion.
8871 (c_finish_return): Pass location to convert_for_assignment.
8872 * gimplify.c (gimplify_conversion): Pass location to
8873 maybe_fold_offset_to_address.
8874 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
8875 to maybe_fold_stmt_addition.
8876 * c-omp.c (c_finish_omp_atomic): Pass new location to
8878 (c_finish_omp_for): Same.
8879 * c-common.c (overflow_warning): New argument.
8880 * c-common.h: New argument to build_modify_expr, overflow_warning.
8881 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
8883 (c_parser_initializer): Pass location to
8884 default_function_array_conversion.
8885 (c_parser_initelt): Same.
8886 (c_parser_initval): Same.
8887 (c_parser_asm_operands): Same.
8888 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
8889 (c_parser_conditional_expression): Same.
8890 (c_parser_binary_expression): Add location info to stack. Use it.
8891 (c_parser_unary_expression): Pass location to
8892 default_function_array_conversion, parser_build_unary_op,
8893 build_indirect_ref, c_parser_postfix_expression_after_primary.
8894 (c_parser_postfix_expression_after_primary): New location argument.
8896 (c_parser_expression_conv): Pass location to
8897 default_function_array_conversion.
8898 (c_parser_expr_list): Same.
8899 (c_parser_omp_atomic): Same.
8900 (c_parser_omp_for_loop): Same.
8901 * c-tree.h: (struct c_declarator): Add comment to id_loc.
8902 (build_array_declarator): New argument.
8903 * c-decl.c (build_array_declarator): Add location argument.
8904 (grokdeclarator): Set id_loc for cdk_array.
8905 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
8906 build_array_declarator.
8907 * tree.c (build_omp_clause): Add location argument.
8908 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
8909 (OMP_CLAUSE_LOCATION): New macro.
8910 (struct tree_omp_clause): Add location field.
8911 (build_omp_clause): Add argument.
8912 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
8913 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
8915 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
8916 (cp_parser_omp_clause_collapse): Same.
8917 (cp_parser_omp_clause_default): Same.
8918 (cp_parser_omp_clause_if): Same.
8919 (cp_parser_omp_clause_nowait): Same.
8920 (cp_parser_omp_clause_num_threads): Same.
8921 (cp_parser_omp_clause_ordered): Same.
8922 (cp_parser_omp_clause_schedule): Same.
8923 (cp_parser_omp_clause_untied): Same.
8924 (cp_parser_omp_for_loop): Same.
8925 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
8926 * c-tree.h (c_start_case): Add location argument.
8927 (c_process_expr_stmt): Same.
8928 (c_finish_goto_*): Same.
8929 * tree-parloops.c (initialize_reductions): Pass location to
8931 (create_parallel_loop): Same.
8932 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
8933 (gfc_trans_omp_reduction_list): Same.
8934 (gfc_trans_omp_clauses): Same.
8935 (gfc_trans_omp_do): Same.
8936 * c-typeck.c (c_finish_goto_label): Same.
8937 (c_finish_goto_ptr): New location argument.
8938 (c_start_case): Same.
8939 (emit_side_effect_warnings): Same.
8940 (c_process_expr_stmt): Same.
8941 (c_finish_stmt_expr): Same.
8942 (c_finish_omp_clauses): Use error_at instead of error.
8943 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
8945 * c-omp.c (c_split_parallel_clauses): New location argument.
8946 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
8947 to build_omp_clause.
8948 (convert_local_reference_stmt): Same.
8949 (convert_gimple_call): Same.
8950 * c-common.h (c_split_parallel_clauses): New argument.
8951 * c-parser.c (c_parser_statement_after_labels): Pass location to
8952 c_finish_goto_label.
8953 (c_parser_switch_statement): Pass location to c_start_case.
8954 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
8955 and c_process_expr_stmt.
8956 (c_parser_omp_variable_list): Add location argument.
8957 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
8958 (c_parser_omp_clause_default): Same.
8959 (c_parser_omp_clause_if): Same.
8960 (c_parser_omp_clause_num_threads): Same.
8961 (-c_parser_omp_clause_ordered): Same.
8962 (c_parser_omp_clause_reduction): Pass location to
8963 c_parser_omp_variable_list.
8964 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
8965 (c_parser_omp_clause_untied): Same.
8966 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
8967 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
8969 * c-tree.h (check_for_loop_decls, undeclared_variable,
8970 build_component_ref, build_array_ref, build_external_ref,
8971 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
8972 build_conditional_expr, build_compound_expr, c_cast_expr,
8973 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
8974 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
8976 * c-semantics.c (build_stmt): Same.
8977 (build_case_label): Same.
8978 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
8979 (undeclared_variable): New argument.
8981 (lookup_label): Pass location on down.
8982 (define_label): Same.
8983 (finish_decl): Same.
8984 (build_compound_literal): Same.
8985 (finish_struct): Same.
8986 (finish_function): Do not set location here.
8987 (check_for_loop_decls): New argument.
8988 * tree.c (save_expr): Set location.
8989 (build_empty_stmt): New argument.
8990 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
8991 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
8992 * builtins.c (gimplify_va_arg_expr): Use locations.
8993 (expand_builtin_sync_operation): Same.
8994 * c-typeck.c (build_component_ref): New argument.
8995 (build_array_ref): Same.
8996 (build_external_ref): Same.
8997 (c_expr_sizeof_expr): Same.
8998 (c_expr_sizeof_type): Same.
8999 (parser_build_unary_op): Same.
9000 (build_conditional_expr): Same.
9001 (build_compound_expr): Pass location on down.
9002 (build_compound_expr): New argument.
9003 (build_c_cast): Same.
9004 (c_cast_expr): Same.
9005 (build_asm_expr): Same.
9006 (c_finish_return): Same.
9007 (c_process_expr_stmt): Pass location on down.
9008 (c_finish_stmt_expr): New argument.
9009 (push_clenaup): Same.
9010 (c_finish_omp_parallel): Same.
9011 (c_finish_omp_task): Same.
9012 * gimplify.c (gimplify_call_expr): Pass location on down.
9013 * c-omp.c (c_finish_omp_master): New argument.
9014 (c_finish_omp_critical): Same.
9015 (c_finish_omp_ordered): Same.
9016 (c_finish_omp_barrier): Same.
9017 (-c_finish_omp_taskwait): Same.
9018 (c_finish_omp_atomic): Same.
9019 (c_finish_omp_flush): Same.
9020 * tree-inline.c (copy_tree_body_r): Pass location on down.
9021 (inline_forbidden_p): Remove use of input_location.
9022 * c-gimplify.c (c_build_bind_expr): New argument.
9023 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
9024 (c_sizeof_or_alignof_type): New argument.
9025 (c_alignof_expr): Same.
9026 (build_va_arg): Same.
9027 (c_add_case_label): Same.
9028 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
9029 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
9030 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
9031 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
9032 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
9033 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
9035 * stub-objc.c (objc_build_selector_expr): Same.
9036 (objc_build_throw_stmt): Same.
9037 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
9038 (c_parser_initelt): Same.
9039 (c_parser_compound_statement): Same.
9040 (c_parser_compound_statement_nostart): Same.
9041 (c_parser_label): Same.
9042 (c_parser_statement_after_labels): Same.
9043 (c_parser_if_body): Same.
9044 (c_parser_else_body): Same.
9045 (c_parser_if_statement): Same.
9046 (c_parser_switch_statement): Same.
9047 (c_parser_while_statement): Same.
9048 (c_parser_do_statement): Same.
9049 (c_parser_for_statement): Same.
9050 (c_parser_asm_statement): Same.
9051 (c_parser_conditional_expression): Same.
9052 (c_parser_binary_expression): Same.
9053 (c_parser_cast_expression): Same.
9054 (c_parser_unary_expression): Same.
9055 (c_parser_sizeof_expression): Same.
9056 (c_parser_alignof_expression): Same.
9057 (c_parser_postfix_expression): Same.
9058 (c_parser_expression): Same.
9059 (c_parser_objc_receiver): Same.
9060 (c_parser_omp_variable_list): Same.
9061 (c_parser_omp_structured_block): Same.
9062 (c_parser_omp_atomic): New argument.
9063 (c_parser_omp_barrier): Same.
9064 (c_parser_omp_critical): Same.
9065 (c_parser_omp_flush): Pass location on down.
9066 (c_parser_omp_for_loop): New argument.
9067 (c_parser_omp_for): Same.
9068 (c_parser_omp_master): Same.
9069 (c_parser_omp_ordered): Same.
9070 (c_parser_omp_sections_scope): Same.
9071 (c_parser_omp_sections): Same.
9072 (c_parser_omp_parallel): Same.
9073 (c_parser_omp_single): Same.
9074 (c_parser_omp_task): Same.
9075 (c_parser_omp_taskwait): Pass location on down.
9076 (c_parser_omp_construct): Same.
9077 (c_parser_omp_threadprivate): Same.
9078 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
9079 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
9080 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
9081 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
9082 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
9083 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
9084 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
9085 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
9086 config/i386/i386.c, stmt.c:
9087 Add location argument to the following function definitions and/or
9088 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
9089 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
9090 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
9091 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
9092 do_case, c_finish_bc_stmt, build_compound_literal,
9093 build_function_call.
9094 * c-decl.c (build_compound_literal): Add location argument.
9095 Make all diagnostic calls use location.
9096 (start_struct): Same.
9097 (finish_struct): Same.
9099 (build_enumerator): Same.
9100 (start_function): Same.
9101 (grokdeclarator): Make all diagnostic calls use location.
9102 (store_parm_decls_oldstyle): Same.
9103 * c-typeck.c (build_function_call): Add location argument.
9104 Make all diagnostic calls use location.
9106 (c_finish_bc_stmt): Same.
9107 * tree-nested.c (get_trampoline_type): Add argument.
9108 Pass location to build_decl.
9109 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
9110 * rtl.h (RTL_LOCATION): New.
9111 * c-common.c (c_add_case_label): Add location argument.
9112 Make all diagnostic calls use location.
9113 * c-common.h: Add location argument to make_fname_decl, do_case,
9114 c_add_case_label, build_function_call, resolve_overloaded_builtin.
9115 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
9116 Set it appropriately for every case. Pass enum_loc to start_enum
9117 call. Pass value_loc first to build_enumerator. Pass enum_loc to
9119 (c_parser_struct_or_union_specifier): Save location. Use it for
9120 start_struct, finish_struct, and parser_xref_tag.
9122 2009-06-12 Ian Lance Taylor <iant@google.com>
9124 * fold-const.c (fold_unary): Rename local variable and to and_expr.
9126 * c-opts.c (c_common_handle_option): For -Wc++-compat set
9127 cpp_opts->warn_cxx_operator_names.
9129 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9132 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
9133 is returns NULL and OP is a VCE, look through the VCE.
9135 2009-06-12 Ian Lance Taylor <iant@google.com>
9138 * collect2.c (main): Use CONST_CAST2 in code inside #if
9139 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
9141 2009-06-12 Joey Ye <joey.ye@intel.com>
9144 * cfgexpand.c (get_decl_align_unit): Update
9145 max_used_stack_slot_alignment with align instead of
9146 stack_alignment_needed.
9148 * function.c (assign_stack_local_1): Update
9149 max_used_stack_slot_alignment with alignment_in_bits instead
9150 of stack_alignment_needed.
9151 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
9154 2009-06-12 Jakub Jelinek <jakub@redhat.com>
9156 * dwarf2out.c (last_var_location_insn): New variable.
9157 (dwarf2out_end_epilogue): Clear last_var_location_insn.
9158 (dwarf2out_var_location): Don't record anything after last real
9159 insn. Only change labels if there were any real instructions
9160 in between last note and this one, or if changed sections.
9162 2009-06-11 Richard Henderson <rth@redhat.com>
9164 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
9165 note when storing the frame pointer in a register.
9166 (FRP): Don't redefine to nothing for epilogue.
9167 (alpha_expand_epilogue): Mark register and sp restores.
9168 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
9170 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
9171 when gen_lowpart is needed.
9173 2009-06-11 Richard Henderson <rth@redhat.com>
9175 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
9177 * dwarf2out.c (need_data_align_sf_opcode): New.
9178 (div_data_align): Move earlier.
9179 (def_cfa_1, reg_save): Use it.
9181 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
9183 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
9184 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
9185 (ix86_handle_option): Handle OPT_mcrc32.
9186 (ix86_target_string): Add -mcrc32.
9187 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
9189 * config/i386/i386.h (TARGET_CRC32): New.
9191 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
9192 (sse4_2_crc32di): Likewise.
9194 * config/i386/i386.opt (mcrc32): New.
9196 * doc/invoke.texi: Document -mcrc32.
9198 2009-06-11 Richard Henderson <rth@redhat.com>
9200 * common.opt (gdwarf-): Accept a version number.
9201 * doc/invoke.texi (gdwarf-): Update docs.
9202 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
9203 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
9204 version level, and record it.
9206 * dwarf2.h (DW_CIE_VERSION): Remove.
9207 * dwarf2out.c (DWARF_VERSION): Remove.
9208 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
9209 (output_call_frame_info): Use CIE version 3 for dwarf3,
9210 or if the return register column is out of range for version 1.
9211 (dwarf_stack_op_name): Add all dwarf3 values.
9212 (DEBUG_PUBTYPES_SECTION): New.
9213 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
9214 encoding change for dwarf3.
9215 (output_die) [dw_val_class_die_ref]: Likewise.
9216 (output_compilation_unit_header): Emit correct version for dwarf3.
9217 (output_line_info): Likewise.
9218 (output_pubnames): Update for DWARF_VERSION removal.
9219 (output_aranges): Likewise.
9220 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
9221 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
9222 (dwarf2out_finish): Likewise.
9224 2009-06-11 David Daney <ddaney@caviumnetworks.com>
9226 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
9229 2009-06-11 David Daney <ddaney@caviumnetworks.com>
9232 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
9233 * builtins.c (expand_builtin_unreachable): New function.
9234 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
9235 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
9236 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
9238 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
9239 searching for missing barriers.
9241 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9243 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
9244 when -fprofile-generate* was passed.
9245 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9247 2009-06-11 Anthony Green <green@moxielogic.com>
9249 * config/moxie/moxie.md: Define length attribute for all instructions.
9251 (*b<cond:code>): Support limited branch ranges for new PC-relative
9252 branch instructions.
9253 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
9255 2009-06-11 Jakub Jelinek <jakub@redhat.com>
9257 * config/i386/i386.c (min_insn_size): Use get_attr_length
9258 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
9261 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
9262 instead of emit_insn_before.
9264 2009-06-10 Ian Lance Taylor <iant@google.com>
9267 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
9270 2009-06-10 Revital Eres <eres@il.ibm.com>
9272 * passes.c (init_optimization_passes): Reschedule
9273 predictive-commoning pass before complete unroll pass.
9275 2009-06-10 Martin Jambor <mjambor@suse.cz>
9277 * cgraph.c (cgraph_node_can_be_local_p): New function.
9278 (cgraph_make_node_local): New function.
9279 * cgraph.h (cgraph_node_can_be_local_p): Declare.
9280 (cgraph_make_node_local): Declare.
9282 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
9284 * tree.h (tree_base): Add packed_flag and user_align fields.
9285 Decrease size of spare field.
9286 (TYPE_USER_ALIGN): Use user_align from tree_base.
9287 (DECL_USER_ALIGN): Likewise.
9288 (TYPE_PACKED): Use packed_flag from tree_base.
9289 (DECL_PACKED): Likewise.
9290 (tree_type): Delete packed_flag and user_align fields. Widen
9291 precision field. Widen mode field and shuffle fields to align
9292 mode on an 8-bit boundary.
9293 (tree_decl_common): Delete decl_flag_1 and user_align fields.
9294 Renumber decl_flag_* fields. Fix comments. Widen
9295 decl_common_unused field.
9296 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
9297 (DECL_EXTERNAL): Likewise.
9298 (DECL_BIT_FIELD): Likewise.
9299 (DECL_NONADDRESSABLE_P): Likewise.
9300 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
9301 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
9303 2009-06-10 Ian Lance Taylor <iant@google.com>
9305 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
9306 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
9307 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
9308 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
9309 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
9310 DEF_VEC_ALLOC_FUNC_P.
9311 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
9312 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
9313 DEF_VEC_ALLOC_FUNC_O.
9314 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
9315 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
9316 DEF_VEC_ALLOC_FUNC_I.
9317 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
9318 (vec_stack_p_reserve_exact_1): Declare.
9319 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
9320 (vec_stack_free): Declare.
9321 (VEC_stack_alloc): Define.
9322 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
9323 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
9324 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
9325 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
9327 (stack_vecs): New static variable.
9328 (vec_stack_p_reserve_exact_1): New function.
9329 (vec_stack_o_reserve_1): New static function.
9330 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
9331 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
9332 (vec_stack_free): New function.
9333 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
9334 (VEC_df_ref_stack_alloc): Define.
9335 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
9336 DEF_VEC_ALLOC_P_STACK.
9337 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
9338 (struct df_collection_rec): Change _vec fields to VEC. Remove
9340 (df_free_collection_rec): Adjust for new fields.
9341 (df_insn_rescan): Use new df_collection_rec fields.
9342 (df_notes_rescan, df_canonize_collection_rec): Likewise.
9343 (df_ref_create_structure, df_ref_record): Likewise.
9344 (df_get_conditional_uses, df_get_call_refs): Likewise.
9345 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
9346 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
9347 (df_record_exit_block_uses, df_bb_verify): Likewise.
9348 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
9349 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
9350 Remove count parameter. Change return type to void. Change all
9352 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
9353 Remove count parameter. Change return type to void. Change all
9355 (df_install_refs): Change old_vec parameter to VEC. Remove count
9356 parameter. Change all callers.
9357 (df_install_mws): Change old_vec parameter to VEC. Remove count
9358 parameter. Change all callers.
9359 (df_refs_verify): Change new_rec parameter to VEC. Change call
9361 (df_mws_verify): Likewise.
9363 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
9365 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
9367 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
9369 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
9371 2009-06-10 Anthony Green <green@moxielogic.com>
9373 * config/moxie/crti.asm: New file.
9374 * config/moxie/crtn.asm: New file.
9375 * config/moxie/moxie.c: New file.
9376 * config/moxie/moxie.h: New file.
9377 * config/moxie/sfp-machine.h: New file.
9378 * config/moxie/moxie-protos.h: New file.
9379 * config/moxie/t-moxie: Created.
9380 * config/moxie/t-moxie-softfp: Created.
9381 * config/moxie/moxie.md: Created.
9382 * config/moxie/constraints.md: Created.
9383 * config.gcc: Add moxie support.
9384 * doc/md.texi (Machine Constraints): Add moxie constraints.
9385 * doc/contrib.texi (Contributors): Mention moxie port.
9386 * doc/install.texi (Specific): Mention the moxie port.
9388 2009-06-09 Ian Lance Taylor <iant@google.com>
9390 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
9392 * optabs.c (optab_table): Only use designated initializers if
9393 HAVE_DESIGNATED_INITIALIZERS is defined.
9394 (convert_optab_table): Likewise.
9395 (init_optabs): Always call init_insn_codes if
9396 HAVE_DESIGNATED_INITIALIZERS is not defined.
9398 2009-06-09 Ian Lance Taylor <iant@google.com>
9400 * targhooks.c (default_builtin_vectorized_function): Change fn
9401 parameter to unsigned int.
9402 (default_builtin_vectorized_conversion): Change code parameter to
9404 (default_builtin_reciprocal): Change fn parameter to unsigned int.
9405 * targhooks.h: Update declarations.
9406 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
9407 parameter to unsigned int.
9409 * c-typeck.c (comptypes_check_enum_int): New static function.
9410 (comptypes_internal): Add enum_and_int_p parameter. Change all
9412 (comp_target_types): Add location parameter. Change all callers.
9413 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
9415 (function_types_compatible_p, type_lists_compatible_p): Likewise.
9416 (build_conditional_expr): Add colon_loc parameter. Change all
9418 (convert_for_assignment): Add location parameter. Change all callers.
9419 * c-parser.c (c_parser_conditional_expression): Pass location of
9420 colon to build_conditional_expr.
9421 * c-tree.h (build_conditional_expr): Update declaration.
9423 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
9425 * graphite.c: Revert previous patch.
9427 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
9430 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
9432 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
9434 * tree-ssa-loop-prefetch.c
9435 (loop_prefetch_arrays): Fixed a portability problem in printf format
9438 2009-06-09 Martin Jambor <mjambor@suse.cz>
9440 PR tree-optimization/40351
9441 * tree-sra.c (propagate_subacesses_accross_link): Check that a
9442 refrence to a potential artifical subaccess can be constructed.
9444 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
9446 * config/sh/sh-protos.h (sh_optimization_options): Declare.
9447 (sh_override_options): Likewise.
9448 * config/sh/sh.c: Include params.h.
9449 (sh_optimization_options): New.
9450 (sh_override_options): Likewise.
9451 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
9452 (OVERRIDE_OPTIONS): Use sh_override_options.
9454 2009-06-08 Jakub Jelinek <jakub@redhat.com>
9456 * dwarf2out.c (emit_cfa_remember): New variable.
9457 (add_fde_cfi): If emit_cfa_remember, recurse to add
9458 DW_CFA_remember_state first.
9459 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
9460 instead just set emit_cfa_remember.
9462 2009-06-08 Jan Hubicka <jh@suse.cz>
9465 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
9467 2009-06-08 Jan Hubicka <jh@suse.cz>
9470 * cgraphunit.c (save_inline_function_body): Do not copy transform
9471 hooks for saved inline bodies.
9472 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
9475 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
9477 * jump.c (returnjump_p): Handle delayed branches. Add missing
9480 2009-06-08 Jan Hubicka <jh@suse.cz>
9483 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
9484 original node might've been modified.
9485 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
9487 2009-06-08 Jakub Jelinek <jakub@redhat.com>
9489 * tree-object-size.c (addr_object_size): Add OSI argument.
9490 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
9491 (compute_builtin_object_size, expr_object_size): Adjust callers.
9492 (plus_stmt_object_size): Call addr_object_size instead of
9493 compute_builtin_object_size.
9495 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
9496 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9498 * tree-ssa-loop-prefetch.c
9499 (gather_memory_references): Introduced a counter for the number of
9501 (anything_to_prefetch_p): Introduced a counter for the number of
9503 (is_loop_prefetching_profitable): New function with a cost model
9505 (loop_prefetch_arrays): Use the new cost model to determine if
9506 prefetching is profitable.
9507 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
9508 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9509 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
9510 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9511 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
9512 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9514 2009-06-08 Michael Matz <matz@suse.de>
9517 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
9518 partitions use the same.
9519 (expand_one_var): Deal with DECL_RTL sometimes begin set also
9520 for basevars of SSA_NAMEs.
9521 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
9522 to not expand them twice.
9523 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
9526 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
9528 * common.opt (fcompare-debug=, fcompare-debug-second): New.
9529 (fdump-final-insns=, gtoggle): New.
9530 * doc/invoke.texi: Document them.
9531 * final.c (rest_of_clean_state): Dump final insn stream.
9532 * gcc.c (invoke_as): Hook in -fcompare-debug.
9533 (static_spec_functions): Add compare-debug-dump-opt,
9534 compare-debug-self-opt and compare-debug-auxbase-opt.
9535 (compare_debug, compare_debug_second, compare_debug_opt): New.
9536 (switches_debug_check, n_switches_debug_check): New.
9537 (debug_auxbase_opt, debug_check_temp_file): New.
9538 (process_command): Handle -fno-compare-debug, -fcompare-debug and
9540 (do_self_spec): Handle arguments after switches.
9541 (do_spec_1): Add .gk extension to temp file basenames for compare.
9542 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
9543 (cc1_options): Use it instead of normal auxbase computation for
9544 the second compare-debug compilation.
9545 (compare_files): New.
9546 (main): Set up and implement compare debug mode.
9547 (compare_debug_dump_opt_spec_function): New.
9548 (compare_debug_self_opt_spec_function): New.
9549 (compare_debug_auxbase_opt_spec_function): New.
9550 * toplev.c (process_options): Handle flag_gtoggle,
9551 flag_dump_final_insns.
9552 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
9553 during -fcompare-debug-second compilation.
9555 2009-06-07 Ian Lance Taylor <iant@google.com>
9557 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
9558 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
9560 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
9561 with no default node. Change warning with %H to warning_at.
9562 Don't clear warn_switch around case checking.
9563 * doc/invoke.texi (Warning Options): Clarify distinction between
9564 -Wswitch and -Wswitch-enum.
9566 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9568 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
9570 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9572 * gbl-ctors.h: Add header guard.
9574 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9576 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
9577 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
9578 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
9579 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
9580 prototypes for removed functions.
9581 (expressions_equal_p): Move to ...
9582 * tree-ssa-sccvn.h: ... here and ...
9583 * matrix-reorg.c: ... adjust includes.
9585 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9587 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
9589 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9591 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
9592 (finish_function): Remove erroneous whitespace.
9594 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9596 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
9597 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
9599 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9601 * errors.c (internal_error): Commentary typo fix.
9602 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
9603 * tree-ssa-pre.c: Ditto.
9605 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9607 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
9608 them is supposed to hold actual statements.
9610 2009-06-06 Ian Lance Taylor <iant@google.com>
9612 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
9613 empty statements can now have attributes.
9615 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
9617 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
9618 * config/mips/mips.md: Ditto.
9620 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
9622 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
9624 (__eabi_uconvert): Likewise.
9626 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
9628 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
9629 CFI_* definitions with IN_GCC.
9631 2009-06-05 David Edelsohn <edelsohn@gnu.org>
9633 * xcoffout.h (xcoffout_source_line): Update prototype.
9635 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9637 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
9638 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
9640 2009-06-05 Jakub Jelinek <jakub@redhat.com>
9643 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
9644 inlined_function_outer_scope_p blocks for artificial inlines
9646 * tree.c (tree_nonartificial_location): Rewrite using
9647 block_nonartificial_location.
9649 2009-06-05 Revital Eres <eres@il.ibm.com>
9650 Leehod Baruch <leehod@il.ibm.com>
9652 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
9653 (expand_expr_real_1): Remove comment.
9654 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
9655 Vectorize misaligned access when the target supports it.
9656 (vect_supportable_dr_alignment): Check for unaligned access support.
9657 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
9660 2009-06-05 Julian Brown <julian@codesourcery.com>
9662 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
9663 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
9665 2009-06-05 Richard Guenther <rguenther@suse.de>
9668 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
9671 2009-06-05 Jakub Jelinek <jakub@redhat.com>
9673 * config/s390/s390.c (global_not_special_regno_p): New static inline.
9674 (save_gprs): Don't tell unwinder when a global register is saved.
9675 (s390_emit_epilogue): Emit needed epilogue unwind info.
9677 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
9679 * dwarf2out.c (deferred_asm_name): New.
9680 (add_name_and_src_coords_attributes): Defer creation of
9681 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
9683 (move_linkage_attr): New.
9684 (dwarf2out_finish): Revisit deferrals and emit attributes at the
9687 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
9689 * tree-nested.c (finalize_nesting_tree_1): Declare the
9690 frame_decl in the binding tree.
9692 2009-06-04 Cary Coutant <ccoutant@google.com>
9694 * basic-block.h (struct basic_block_def): Add discriminator field.
9695 * dbxout.c (dbxout_source_line): Add new parameter. Change all
9697 * debug.c (do_nothing_debug_hooks): Add additional entry.
9698 (debug_nothing_int_charstar_int): New function.
9699 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
9700 (debug_nothing_int_charstar_int): New declaration.
9701 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
9702 discriminator value in .loc directive.
9703 * final.c (last_discriminator): New variable.
9704 (discriminator): New variable.
9705 (final_start_function): Initialize above variables, pass current
9706 discriminator to debug hook.
9707 (notice_source_line): Check for discriminator change.
9708 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
9709 * sdbout.c (sdbout_source_line): New parameter.
9710 * tree-cfg.c (struct locus_discrim_map): New structure type.
9711 (discriminator_per_locus): New hash table.
9712 (build_gimple_cfg): Allocate and free discriminator hash table.
9713 (make_edges): Call assign_discriminator.
9714 (locus_map_hash): New function.
9715 (locus_map_eq): New function.
9716 (next_discriminator_for_locus): New function.
9717 (same_line_p): New function.
9718 (assign_discriminator): New function.
9719 (make_cond_expr_edges): Call assign_discriminator.
9720 (make_gimple_switch_edges): Likewise.
9721 (first_non_label_stmt): New function.
9722 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
9724 * xcoffout.c (xcoffout_source_line): Add new parameter.
9726 * configure.ac (gcc_cv_as_discriminator): New configury check for
9727 gas support for discriminator.
9728 * configure: Regenerate.
9729 * config.in: Regenerate.
9731 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9733 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
9734 val after checking for integers.
9736 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
9738 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
9740 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
9741 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
9742 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
9743 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
9744 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
9745 X64_SSE_REGPARM_MAX.
9746 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
9747 X64_SSE_REGPARM_MAX.
9749 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
9751 * gcc.c (report_times_to_file): New.
9752 (execute): Implement it.
9753 (process_command): Support -time=.
9754 * doc/invoke.texi: Document it.
9756 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
9758 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
9759 that have value exprs.
9761 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
9763 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
9764 declarations for constants until...
9765 (dw2_output_indirect_constant_1): ... this point.
9767 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
9770 * arm.md (arm_addsi3): Don't try to split an add with an
9771 eliminable register until after reload has completed.
9773 2009-06-03 Ian Lance Taylor <iant@google.com>
9775 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
9776 * genattrtab.c (write_length_unit_log): Likewise.
9777 * genchecksum.c (dosum): Likewise.
9778 * gengtype.c (write_rtx_next): Likewise.
9779 (finish_root_table, write_roots): Likewise.
9780 * gimple.c (gimple_ops_offset_): Likewise.
9781 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
9782 * config/arc/arc.c (arc_attribute_table): Likewise.
9783 * config/arm/arm.c (arm_attribute_table): Likewise.
9784 * config/avr/avr.c (avr_attribute_table): Likewise.
9785 * config/crx/crx.c (crx_attribute_table): Likewise.
9786 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
9787 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
9788 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
9789 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
9790 * config/sh/sh.c (sh_attribute_table): Likewise.
9791 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
9792 * config/spu/spu.c (spu_attribute_table): Likewise.
9793 * config/v850/v850.c (v850_attribute_table): Likewise.
9795 * config/alpha/alpha.c (vms_attribute_table): Make static.
9796 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
9797 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
9798 * config/mips/mips.c (mips_attribute_table): Likewise.
9800 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
9802 (cc1-checksum.o): Likewise.
9804 2009-06-03 Steve Ellcey <sje@cup.hp.com>
9806 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
9808 2009-06-03 Jakub Jelinek <jakub@redhat.com>
9810 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
9811 insn if it is changing sp. Use gen_add3_insn instead of
9812 conditionally gen_addsi3 and gen_adddi3.
9813 (offset_below_red_zone_p): New static inline function.
9814 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
9815 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
9816 * config/rs6000/ppc-asm.h: Include auto-host.h.
9817 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
9818 CFI_RESTORE): Define.
9819 * config/rs6000/crtresxgpr.asm: Add unwind info.
9820 * config/rs6000/crtresxfpr.asm: Likewise.
9821 * config/rs6000/crtresgpr.asm: Likewise.
9822 * config/rs6000/crtresfpr.asm: Likewise.
9823 * config/rs6000/crtsavgpr.asm: Likewise.
9824 * config/rs6000/crtsavfpr.asm: Likewise.
9826 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
9827 argument of DWARF2_FRAME_REG_OUT macros.
9829 2009-06-03 Julian Brown <julian@codesourcery.com>
9831 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
9832 words or less (including TImode) in core registers.
9834 2009-06-03 Richard Guenther <rguenther@suse.de>
9837 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
9839 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
9841 * statistics.c (statistics_counter_event): Do not record event
9842 in pass dump if its number == -1.
9843 (curr_statistics_hash): Add assert that we never get passes
9844 with static number == -1.
9846 2009-06-03 Richard Guenther <rguenther@suse.de>
9847 Andrey Belevantsev <abel@ispras.ru>
9849 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
9850 non-BLKmode arrays addressable.
9852 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
9854 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
9855 * config/m68k/m68k.h: ... here.
9856 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
9859 2009-06-03 Martin Jambor <mjambor@suse.cz>
9861 PR tree-optimization/40323
9862 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
9865 2009-06-03 Richard Guenther <rguenther@suse.de>
9867 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
9870 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
9872 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
9873 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
9874 JUMP_TABLE_DATA_P where applicable.
9875 * config/sh/sh.c: Ditto.
9876 * config/sh/sh.h: Ditto.
9877 * config/sh/sh.md: Ditto.
9878 * config/sh/symbian.c: Ditto.
9880 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
9882 * config/i386/driver-i386.c (describe_cache): Optimize
9883 concatenation of strings. Use snprintf instead of sprintf.
9884 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
9885 target when not compiling with GCC.
9887 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
9889 * config/sh/sh.c: Revert last change.
9890 (sh_expand_epilogue): Emit a blockage insn before the frame
9891 pointer adjustment unconditionally.
9893 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9895 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
9896 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
9897 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
9898 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
9899 to COLLECT_GCC_OPTIONS.
9901 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9903 * collect2.c (target_system_root): New variable.
9904 (main): Handle --sysroot=.
9905 (ignore_library): Strip the sysroot from the library path.
9907 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9909 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
9910 (collect2.o): Depend on collect2-aix.h.
9911 (collect2-aix.o): New rule.
9912 * collect2-aix.h: New file.
9913 * collect2-aix.c: Likewise.
9914 * collect2.c: Include collect2-aix.h. Don't undefine
9915 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
9916 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
9917 Use TARGET_AIX_VERSION instead of _AIX51.
9918 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
9919 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
9920 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
9921 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
9922 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
9924 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9926 * collect2.c (ignore_library): Avoid premature post-increment
9929 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9931 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
9932 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
9933 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
9934 CROSS_DIRECTORY_STRUCTURE too.
9935 (LINK_LIBG_SPEC): Likewise.
9936 (LIB_SPEC): Add %R to sysroot paths.
9937 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
9938 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
9939 * config/rs6000/aix51.h: As for aix43.h.
9940 * config/rs6000/aix52.h: Likewise.
9941 * config/rs6000/aix53.h: Likewise.
9942 * config/rs6000/aix61.h: Likewise.
9943 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
9944 to the beginning of sysroot paths.
9946 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9948 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
9949 INSN_LISTs that are out of the REG_NOTE range.
9951 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9953 * loop-unroll.c (struct iv_to_split): Add pointer to next.
9954 (struct var_to_expand): Likewise.
9955 (struct opt_info): Add head and tail for linked lists of the above.
9956 (analyze_insn_to_expand_var): Initialize next.
9957 (analyze_iv_to_split_insn): Likewise.
9958 (analyze_insns_in_loop): Create linked lists.
9959 (allocate_basic_variable): Simplify for use without hash table.
9960 (insert_var_expansion_initialization): Likewise, make it type-safer.
9961 (combine_var_copies_in_loop_exit): Likewise.
9962 (apply_opt_in_copies): Walk lists rather than hash tables.
9963 (release_var_copies): Simplified and inlined by hand into...
9964 (free_opt_info): ... this function.
9966 2009-06-02 Richard Guenther <rguenther@suse.de>
9968 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
9971 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9973 * cfgexpand.c (gimple_expand_cfg): Discard the source location
9974 only for builtins that are not overridden.
9976 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9978 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
9981 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9983 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
9985 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9987 * combine.c (move_deaths): Compare LUIDs within the same BB only.
9989 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9991 * common.opt (fdump-unnumbered-links): New.
9992 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
9993 * print-rtl.c (flag_dump_unnumbered_links): New.
9994 (print_rtx): Test it.
9996 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
9998 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
9999 push/pop multiple to 8-byte alignment.
10001 2009-06-01 Jakub Jelinek <jakub@redhat.com>
10003 * config/i386/i386.c (queued_cfa_restores): New static variable.
10004 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
10006 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
10007 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
10008 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
10009 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
10010 note unconditionally.
10011 (ix86_emit_restore_regs_using_mov): Likewise.
10012 (ix86_emit_restore_sse_regs_using_mov): Likewise.
10013 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
10014 it through to ix86_emit_restore_reg_using_pop.
10015 (ix86_emit_leave): Add RED_OFFSET argument. Call
10016 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
10017 instead of adding REG_CFA_OFFSET note unconditionally.
10018 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
10019 the above functions. Call ix86_add_queued_cfa_restore_notes when
10022 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
10023 force output of the label even for dwarf2out_do_cfi_asm.
10024 (add_fde_cfi): If -g2 and above and cfi might change CFA,
10025 force creation of CFI label and chain DW_CFA_set_loc jumping to it
10026 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
10028 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
10029 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
10030 dwarf2out_cfi_label callers.
10031 * tree.h (dwarf2out_cfi_label): Adjust prototype.
10032 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
10033 Adjust dwarf2out_cfi_label callers.
10034 * config/vax/vax.c (vax_output_function_prologue): Likewise.
10036 * config/i386/i386.h (struct machine_cfa_state,
10037 struct machine_function): Guard with ifndef USED_FOR_TARGET
10038 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
10041 * emutls.c (__emutls_get_address): Change arr->size to mean number
10042 of allocated arr->data entries instead of # of slots + 1.
10044 PR middle-end/40316
10045 * recog.c (peep2_reinit_state): New function.
10046 (peephole2_init_state): Use it at the end of a basic block and also
10047 when seeing a RTX_FRAME_RELATED_P insn.
10049 2009-06-01 Steve Ellcey <sje@cup.hp.com>
10051 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
10052 fixuns_truncrfdi2): New.
10053 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
10054 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
10055 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
10056 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
10057 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
10058 *recip_approx): Remove.
10059 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
10060 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
10061 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
10063 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
10066 2009-06-01 Ian Lance Taylor <iant@google.com>
10068 * attribs.c (register_attribute): Use CONST_CAST.
10069 * collect2.c (main): Use CONST_CAST2.
10070 (scan_prog_file): Likewise.
10071 * gcc.c (process_command, main): Likewise.
10072 * toplev.c (toplev_main): Likewise.
10074 * c-typeck.c (handle_warn_cast_qual): New static function,
10075 partially broken out of build_c_cast.
10076 (build_c_cast): Call handle_warn_cast_qual.
10077 * doc/invoke.texi (Warning Options): Document new effect of
10080 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
10082 * diagnostic.c (diagnostic_build_prefix): Always print columns.
10083 (diagnostic_report_current_module): Print columns.
10084 * common.opt (flag_show_column): Enable by default.
10086 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
10088 * alias.c (find_base_term): Check for NULL term before returning.
10090 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10092 Revert due to PR40320:
10093 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10094 * calls.c (emit_library_call_value_1): Don't force_operand for move
10097 2009-06-01 Olivier Hainque <hainque@adacore.com>
10098 Eric Botcazou <ebotcazou@adacore.com>
10100 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
10101 to be processed as a bitfield for constructor output purposes.
10102 * output.h (initializer_constant_valid_for_bitfield_p): Declare
10104 * varasm.c (oc_local_state): New type, output_constructor
10105 local state to support communication with helpers.
10106 (oc_outer_state): New type, output_constructor outer state of
10107 relevance in recursive calls.
10108 (output_constructor_array_range): New output_constructor helper,
10109 extracted code for an array range element.
10110 (output_constructor_regular_field): New output_constructor helper,
10111 extracted code for an element that is not a bitfield.
10112 (output_constructor_bitfield): New output_constructor helper,
10113 extracted code for a bitfield element. Accept an OUTER state
10114 argument for recursive processing. Recurse on record or array
10115 CONSTRUCTOR values, possibly past noop conversions.
10116 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
10117 VALUE is a valid constant-valued expression for use in a static
10118 bit-field initializer.
10119 (output_constructor): Rework to use helpers. Accept and honor an
10120 OUTER state argument for recursive calls. Return total size. Be
10121 prepared for nested constructors initializing bitfields.
10122 (output_constant): Feed OUTER in calls to output_constructor.
10124 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10126 * calls.c (emit_library_call_value_1): Don't force_operand for move
10129 2009-06-01 Nick Clifton <nickc@redhat.com>
10131 * doc/invoke.texi (IA-64 Options): Fix typo.
10133 2009-06-01 Ira Rosen <irar@il.ibm.com>
10135 PR tree-optimization/39129
10136 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
10138 (vect_do_peeling_for_loop_bound): Use
10139 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
10140 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
10141 (vect_loop_versioning): Likewise.
10142 (vect_create_cond_for_alias_checks): Fix indentation.
10143 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
10145 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
10146 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
10147 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
10148 "control flow in loop".
10149 (vect_estimate_min_profitable_iters): Use
10150 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
10151 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
10152 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
10153 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
10154 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
10155 statement belongs to a group of strided accesses with the exact code
10157 (vectorizable_load): Likewise.
10158 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
10159 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
10161 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
10163 * config/freebsd-stdint.h: New file.
10164 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
10165 Add freebsd-stdint.h to tm_file.
10167 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
10169 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
10170 (thumb2_extendhidi2): Likewise.
10172 2009-05-31 Ian Lance Taylor <iant@google.com>
10174 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
10176 2009-05-31 Ian Lance Taylor <iant@google.com>
10178 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
10179 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
10180 (ipa-reference.o): Depend upon gt-ipa-reference.h.
10182 2009-05-31 Jason Merrill <jason@redhat.com>
10184 * tree-pretty-print.c (print_call_name): Take the callee, not the
10185 call itself. Make non-static. Use dump_function_name for functions.
10186 (dump_generic_node): Adjust.
10187 * diagnostic.h: Declare print_call_name.
10188 * gimple-pretty-print.c (dump_gimple_call): Use it.
10190 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
10192 * config/sh/sh.md (ashldi3_std): New define_expand.
10195 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
10198 * config/sh/sh.c: Include debug.h.
10199 (sh_expand_epilogue): Emit a blockage insn before the frame
10200 pointer adjustment also when dwarf2out_do_frame returns true.
10202 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
10204 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
10205 (thumb2_extendqidi2): New pattern.
10207 2009-05-31 Ira Rosen <irar@il.ibm.com>
10209 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
10210 mark phis for renaming.
10211 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
10212 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
10213 Call mark_sym_for_renaming.
10214 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
10215 * tree-vect-loop.c (vect_transform_loop): Remove
10216 vect_memsyms_to_rename initialization and a call to
10217 mark_set_for_renaming.
10219 2009-05-31 Jakub Jelinek <jakub@redhat.com>
10221 PR middle-end/40304
10222 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
10223 frame related even if !set_cfa && style < 0.
10225 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
10227 * config/i386/mingw-tls.c: New file.
10228 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
10229 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
10230 defining _WIN32 but not __CYGWIN__.
10232 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10234 * configure.ac: Add MPC support.
10236 * config.in, configure: Regenerate.
10238 2009-05-29 Richard Henderson <rth@redhat.com>
10240 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
10241 NOTE_INSN_BASIC_BLOCK.
10242 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
10243 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
10244 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
10246 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
10248 (add_cfi): Disable check redefining cfa away from drap.
10249 (lookup_cfa_1): Add remember argument; handle remember/restore.
10250 (lookup_cfa): Pass remember argument.
10251 (cfa_remember): New.
10252 (compute_barrier_args_size_1): Remove sibcall check.
10253 (dwarf2out_frame_debug_def_cfa): New.
10254 (dwarf2out_frame_debug_adjust_cfa): New.
10255 (dwarf2out_frame_debug_cfa_offset): New.
10256 (dwarf2out_frame_debug_cfa_register): New.
10257 (dwarf2out_frame_debug_cfa_restore): New.
10258 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
10259 (dwarf2out_begin_epilogue): New.
10260 (dwarf2out_frame_debug_restore_state): New.
10261 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
10262 DW_CFA_restore_state.
10263 (output_cfi_directive): Likewise.
10264 (convert_cfa_to_fb_loc_list): Likewise.
10265 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
10266 * dwarf2out.h: Update.
10267 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
10268 (copy_insn_1): Early out for null.
10269 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
10270 and dwarf2out_frame_debug_restore_state.
10271 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
10272 (prologue_insn_hash, epilogue_insn_hash): New.
10273 (free_after_compilation): Adjust freeing accordingly.
10274 (record_insns): Create hash table if needed; push insns into
10275 hash instead of array.
10276 (maybe_copy_epilogue_insn): New.
10277 (contains): Search hash table instead of array.
10278 (sibcall_epilogue_contains): Remove.
10279 (thread_prologue_and_epilogue_insns): Split eh_return insns
10280 and mark them as epilogues.
10281 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
10282 scanning in terms of basic blocks.
10283 * insn-notes.def (CFA_RESTORE_STATE): New.
10284 * jump.c (returnjump_p_1): Accept EH_RETURN.
10285 (eh_returnjump_p_1, eh_returnjump_p): New.
10286 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
10287 CFA_REGISTER, CFA_RESTORE): New.
10288 * rtl.def (EH_RETURN): New.
10289 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
10291 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
10292 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
10294 * config/i386/i386.c (gen_push): Update cfa state.
10295 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
10296 add a CFA_ADJUST_CFA note.
10297 (ix86_dwarf_handle_frame_unspec): Remove.
10298 (ix86_expand_prologue): Update cfa state.
10299 (ix86_emit_restore_reg_using_pop): New.
10300 (ix86_emit_restore_regs_using_pop): New.
10301 (ix86_emit_leave): New.
10302 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
10303 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
10304 * config/i386/i386.h (struct machine_cfa_state): New.
10305 (ix86_cfa_state): New.
10306 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
10307 (eh_return_internal): Merge from eh_return_<mode>,
10308 use eh_return rtx, split w/ epilogue.
10310 2009-05-29 Ian Lance Taylor <iant@google.com>
10312 * builtins.c (validate_gimple_arglist): Don't use va_arg with
10314 * calls.c (emit_library_call_value_1): Likewise.
10316 * c-typeck.c (c_build_va_arg): New function.
10317 * c-tree.h (c_build_va_arg): Declare.
10318 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
10319 instead of build_va_arg.
10321 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
10323 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
10324 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
10325 (ptr_difference_cost): Use affine combinations to compute it.
10326 (difference_cost): Likewise.
10327 (get_computation_cost_at): Compute more accurate cost for addresses
10328 if the ratio is a multiplier allowed in addresses.
10329 For non-addresses, consider that an additional offset or symbol is
10332 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10334 * config/i386/i386.c (ix86_decompose_address): Avoid useless
10335 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
10337 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
10338 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
10339 (prefix_rex): For UNIT_MMX don't imply the prefix by default
10341 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
10342 to 1 for TYPE_SSE{IADD1,CVT1}.
10343 (prefix_vex_imm8): Removed.
10344 (length_vex): Only pass 1 as second argument to
10345 ix86_attr_length_vex_default if prefix_extra is 0.
10346 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
10347 (length): For prefix vex computation use length_immediate
10348 attribute instead of prefix_vex_imm8.
10349 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
10350 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
10351 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
10352 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
10353 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
10354 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
10355 a space in between the operands.
10356 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
10357 if one operand is 0xff and the other one si, di, bp or sp.
10358 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
10359 other one si, di, bp or sp.
10360 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
10361 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
10362 type and mode attributes.
10363 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
10364 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
10365 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
10366 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
10367 prefix_data16 attribute iff MODE_DF.
10368 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
10369 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
10370 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
10371 constm128_operand in length_immediate computation.
10372 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
10373 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
10374 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
10375 length_immediate attribute to 1.
10376 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
10377 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
10378 for certain alternatives.
10379 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
10380 prefix_data16 attribute if MODE_V1DF.
10381 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
10382 length_immediate to 1.
10383 (set_got_rex64, set_rip_rex64): Remove length attribute, set
10384 length_address to 4, set mode attribute to MODE_DI.
10385 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
10386 (fxam<mode>2_i387): Set length attribute to 4.
10387 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
10388 *prefetch_3dnow_rex): Override length_address attribute.
10389 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
10391 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
10392 (constm128_operand): Removed.
10393 * config/i386/i386.c (memory_address_length): For
10394 disp && !index && !base in 64-bit mode account for SIB byte if
10395 print_operand_address can't optimize disp32 into disp32(%rip)
10396 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
10397 for fs: or gs: segment.
10398 (ix86_attr_length_immediate_default): When checking if shortform
10399 is possible, truncate immediate to the length of the non-shortened
10401 (ix86_attr_length_address_default): Ignore MEM_P operands
10403 (ix86_attr_length_vex_default): Only check for DImode on
10404 GENERAL_REG_P operands.
10405 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
10406 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
10407 (sse_cvttps2pi): Clear prefix_rep attribute.
10408 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
10410 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
10411 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
10412 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
10413 iff operand 2 is const_int_operand.
10414 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
10415 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
10416 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
10418 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
10420 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
10421 prefix_data16 attribute for movlpd and movhpd instructions.
10422 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
10423 length_immediate for shufpd instruction.
10424 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
10425 (avx_cmpp<avxmodesuffixf2c><mode>3,
10426 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
10427 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
10428 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
10429 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
10430 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
10431 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
10432 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
10433 prefix_data16 attribute for the first alternative to 1.
10434 (*avx_loadlps): Override length_immediate for the first alternative.
10435 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
10436 attributes for second alternative.
10437 (*vec_concatv2sf_sse4_1): Override length_immediate and
10438 prefix_data16 attributes for second alternative.
10439 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
10440 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
10441 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
10442 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
10443 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
10444 prefix_data16 and length_immediate to 1.
10445 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
10447 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
10448 prefix_extra attribute for variants that don't have 0f prefix alone.
10449 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
10450 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
10451 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
10452 *sse4_1_pextrd): Set length_immediate to 1.
10453 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
10454 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
10456 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
10457 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
10458 length_immediate to 1 for second alternative.
10459 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
10460 prefix_extra and length_immediate attributes for the first
10462 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
10464 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
10465 to 1 for the first and third alternative.
10466 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
10468 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
10470 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
10472 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
10473 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
10474 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
10475 *avx_psign<mode>3): Set prefix_extra attribute to 1.
10476 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
10477 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
10478 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
10479 ssse3_psign<mode>3): Override prefix_rex attribute.
10480 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
10481 (ssse3_palignrti): Override length_immediate to 1.
10482 (ssse3_palignrdi): Override length_immediate to 1, override
10483 prefix_rex attribute.
10484 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
10485 (sse4a_extrqi): Override length_immediate to 2.
10486 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
10487 (sse4a_insertq): Override prefix_data16 to 0.
10488 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
10489 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
10490 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
10491 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
10492 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
10493 and length_immediate to 1.
10494 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
10495 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
10496 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
10497 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
10498 and length_immediate to 1.
10499 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
10500 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
10501 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
10502 avx_ptest256): Override prefix_extra to 1.
10503 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
10504 Override prefix_data16 and length_immediate to 1.
10505 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
10506 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
10507 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
10508 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
10509 prefix_data16 to 0 and prefix_extra to 2.
10510 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
10511 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
10513 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
10514 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
10515 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
10516 and prefix_extra to 2.
10517 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
10518 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
10519 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
10520 avx_vpermilvar<mode>3,
10521 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
10522 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
10523 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
10524 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
10525 Override prefix_extra to 1.
10526 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
10527 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
10528 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
10529 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
10530 prefix_extra and length_immediate to 1.
10531 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
10533 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
10534 to 1 for the first alternative.
10535 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
10536 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
10538 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
10539 *movv2sf_internal_avx, *movv2sf_internal): Override
10540 prefix_rep attribute for certain alternatives.
10541 (*mov<mode>_internal): Override prefix_rep or prefix_data16
10542 attributes for certain alternatives.
10543 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
10544 attributes for certain alternatives.
10545 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
10546 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
10547 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
10548 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
10549 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
10550 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
10551 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
10552 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
10553 length_immediate to 1 if operand 2 is const_int_operand.
10554 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
10555 *vec_extractv2si_1): Set length_immediate attribute to 1.
10556 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
10557 using old 3DNOW insn rather than SSE/3DNOW_A.
10558 (mmx_emms, mmx_femms): Clear modrm attribute.
10560 2009-05-29 Martin Jambor <mjambor@suse.cz>
10562 * tree-sra.c: New implementation of SRA.
10564 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
10565 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
10566 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
10567 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
10568 (SRA_MAX_STRUCTURE_COUNT): Removed.
10569 (SRA_FIELD_STRUCTURE_RATIO): Removed.
10570 * doc/invoke.texi (sra-max-structure-size): Removed.
10571 (sra-field-structure-ratio): Removed.
10573 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10575 PR middle-end/40291
10576 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
10579 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
10581 PR rtl-optimization/40101
10582 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
10583 seqno. Adjust comment.
10584 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
10585 inserting bookkeeping before a jump, the jump is not scheduled.
10586 When no positive seqno found, provide a value. Add comment.
10588 2009-05-29 Richard Guenther <rguenther@suse.de>
10590 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
10591 short-cutting on the first component.
10593 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10595 PR middle-end/39958
10596 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
10597 for trees other than decls/types.
10599 2009-05-29 Richard Guenther <rguenther@suse.de>
10601 * tree-ssa-operands.c (get_expr_operands): Do not handle
10602 INDIRECT_REFs in the handled-component case. Remove
10603 unused get_ref_base_and_extent case.
10604 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
10605 tree_low_cst and host_integerp where possible.
10606 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
10607 codes for equivalence.
10608 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
10610 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
10612 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
10613 to tmake_file for i[34567]86-*-cygwin*.
10615 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10618 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
10619 (altivec_categorize_keyword, init_vector_keywords,
10620 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
10623 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
10625 * tree.c (handle_dll_attribute): Check if node is
10626 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
10628 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
10630 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
10632 (thumb2_zero_extendqidi2): Likewise.
10634 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
10636 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
10637 instead of gen_movrt.
10638 * config/sh/sh.md (movrt): Remove.
10640 2009-05-28 Steve Ellcey <sje@cup.hp.com>
10642 * doc/invoke.texi (IA-64 Options):
10643 Add -msdata, -mfused-madd, -mno-inline-float-divide,
10644 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
10645 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
10646 -msched-prefer-non-control-spec-insns,
10647 -msched-stop-bits-after-every-cycle,
10648 -msched-count-spec-in-critical-path,
10649 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
10650 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
10651 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
10652 and -msched-spec-verbose.
10654 2009-05-28 Joseph Myers <joseph@codesourcery.com>
10656 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
10657 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
10659 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
10661 2009-05-28 Richard Guenther <rguenther@suse.de>
10663 * tree-ssa-alias.c (ao_ref_init): New function.
10664 (ao_ref_base): Likewise.
10665 (ao_ref_base_alias_set): Likewise.
10666 (ao_ref_alias_set): Likewise.
10667 (refs_may_alias_p_1): Change signature.
10668 (refs_may_alias_p): Adjust.
10669 (refs_anti_dependent_p): Likewise.
10670 (refs_output_dependent_p): Likewise.
10671 (call_may_clobber_ref_p_1): Change signature.
10672 (call_may_clobber_ref_p): Adjust.
10673 (stmt_may_clobber_ref_p_1): New function split out from ...
10674 (stmt_may_clobber_ref_p): ... here.
10675 (maybe_skip_until): Adjust signature.
10676 (get_continuation_for_phi): Likewise.
10677 (walk_non_aliased_vuses): Likewise.
10678 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
10679 (ao_ref_init): Declare.
10680 (ao_ref_base): Likewise.
10681 (ao_ref_alias_set): Likewise.
10682 (stmt_may_clobber_ref_p_1): Likewise.
10683 (walk_non_aliased_vuses): Adjust.
10684 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
10685 (get_ref_from_reference_ops): remove.
10686 (vn_reference_lookup_2): Adjust signature.
10687 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
10688 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
10689 (vn_reference_lookup): Adjust.
10690 (vn_reference_insert): Likewise.
10691 (vn_reference_insert_pieces): Adjust signature.
10692 (visit_reference_op_call): Adjust.
10693 * tree-ssa-pre.c (get_expr_type): Simplify.
10694 (phi_translate_1): Adjust.
10695 (compute_avail): Likewise.
10696 (translate_vuse_through_block): Do not re-build trees.
10697 (value_dies_in_block_x): Likewise.
10698 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
10700 (vn_reference_lookup_pieces): Adjust declaration.
10701 (vn_reference_insert_pieces): Likewise.
10703 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
10705 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
10706 with checking disabled.
10708 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
10712 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
10713 macro definition for support of three-operand format aligned
10714 .comm directive in assembler on cygwin/pe/mingw target OS.
10715 * configure: Regenerate.
10716 * config.h: Regenerate.
10718 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
10719 aligned form of .comm directive if -mpe-aligned-commons is in effect.
10720 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
10722 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
10723 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
10725 2009-05-28 Ira Rosen <irar@il.ibm.com>
10727 PR tree-optimization/40254
10728 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
10729 in analysis of basic blocks.
10731 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
10733 PR middle-end/33699
10734 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
10735 * target-def.h (TARGET_CONST_ANCHOR): New macro.
10736 (TARGET_INITIALIZER): Use it.
10737 * cse.c (CHEAPER): Move it up to the other macros.
10738 (insert): Rename this ...
10739 (insert_with_costs): ... to this. Add cost parameters. Update
10741 (insert): New function. Call insert_with_costs.
10742 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
10743 find_reg_offset_for_const, try_const_anchors): New functions.
10744 (cse_insn): Call try_const_anchors. Adjust cost of src_related
10745 when using a const-anchor. Call insert_const_anchors.
10746 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
10747 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
10749 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
10751 * tree-inline.c (remap_decls): Enable nonlocalized variables
10752 when not optimizing.
10754 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
10756 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
10757 Simplify other tests involving optimize.
10759 2009-05-27 Tom Tromey <tromey@redhat.com>
10761 * unwind-dw2.c (_Unwind_DebugHook): New function.
10762 (uw_install_context): Call _Unwind_DebugHook.
10764 2009-05-27 Tom Tromey <tromey@redhat.com>
10766 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
10768 2009-05-27 Ian Lance Taylor <iant@google.com>
10770 * Makefile.in (LINKER, LINKER_FLAGS): Define.
10771 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
10772 (ALL_LINKERFLAGS): Define.
10773 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
10774 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
10775 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
10776 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
10777 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
10778 $(LINKER_FOR_BUILD).
10779 (build/gcov-iov$(build_exeext)): Likewise.
10781 2009-05-27 Julian Brown <julian@codesourcery.com>
10783 * gcse.c (target.h): Include.
10784 (can_assign_to_reg_without_clobbers_p): Check that the target allows
10785 copy of argument to a pseudo register.
10787 2009-05-27 Diego Novillo <dnovillo@google.com>
10789 * tree-ssa-live.c (dump_scope_block): Document arguments.
10790 (dump_scope_blocks): Document.
10791 (debug_scope_blocks): New.
10792 * tree-flow.h (debug_scope_blocks): Declare.
10794 2009-05-21 Denis Chertykov <denisc@overta.ru>
10796 * doc/contrib.texi (Contributors): Add myself to the list.
10798 2009-05-27 Olivier Hainque <hainque@adacore.com>
10800 * expr.c (target_align): New function. Alignment the TARGET of an
10801 assignment may be assume to have.
10802 (highest_pow2_factor_for_target): Use it instead of relying on
10803 immediate tree attributes of TARGET, not necessarily honored when
10804 intermediate bitfields are involved.
10806 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
10809 * config/i386/driver-i386.c (host_detect_local_cpu): Support
10810 AVX, SSE4, AES, PCLMUL and POPCNT.
10812 2009-05-27 Diego Novillo <dnovillo@google.com>
10814 * tree-pretty-print.c (dump_location): New.
10815 (dump_generic_node): Call it.
10816 Factor code to handle BLOCK nodes ...
10817 (dump_block_node): ... here.
10819 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
10821 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
10823 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
10825 * gcc-plugin.h: Include config.h and system.h.
10826 (IN_GCC): Define if not defined.
10828 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
10830 PR middle-end/40249
10831 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
10834 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
10836 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
10838 * config/m32r/m32r.h: Ditto.
10839 * config/m32r/m32r.md: Ditto.
10840 * config/m32r/predicates.md: Ditto.
10842 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
10844 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
10846 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
10849 (Loading plugins): typo.
10850 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
10851 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
10852 (Interacting with the GCC Garbage Collector): Added new section.
10853 (Giving information about a plugin): Added new section for
10855 * ggc.h (ggc_register_root_tab): Added declaration.
10856 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
10857 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
10858 (register_callback): Improved comment in declaration.
10859 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
10860 (extra_root_vec) Added static variable for dynamic roots registration.
10861 (ggc_register_root_tab) Added new routine.
10862 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
10863 PLUGIN_GGC_MARKING event.
10864 * ggc-zone.c: Include plugin.h.
10865 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
10866 * ggc-page.c: Include plugin.h.
10867 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
10868 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
10869 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
10870 (register_callback): check lack of callbacks for
10871 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
10872 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
10873 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
10874 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
10875 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
10876 dependency on plugin.h.
10877 (plugin.o): Added dependency on ggc.h...
10879 2009-05-26 Richard Guenther <rguenther@suse.de>
10881 PR middle-end/40248
10883 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
10884 with mismatched comparison modes.
10886 * expr.c (expand_expr_real_1): Expand the operand of a
10887 VIEW_CONVERT_EXPR in its natural mode.
10889 2009-05-26 Ian Lance Taylor <iant@google.com>
10891 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
10892 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
10893 (ALL_COMPILERFLAGS): Define.
10894 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
10895 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
10896 (collect2$(exeext), collect2.o): Likewise.
10897 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
10898 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
10899 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
10900 (libbackend.o, intl.o, cppdefault.o): Likewise.
10901 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
10902 (build/%.o): Use $(COMPILER_FOR_BUILD).
10903 (build/gen%$(build_exeext)): Likewise.
10904 (build/gcov-iov$(build_exeext)): LIkewise.
10905 * config/t-darwin (darwin.o): Use $(COMPILER).
10906 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
10907 * config/t-sol2 (sol2-c.o): Likewise.
10908 (sol2.o): Likewise.
10909 * config/t-vxworks (vxworks.o): Likewise.
10910 * config/x-darwin (host-darwin.o): Likewise.
10911 * config/x-hpux (host-hpux.o): Likewise.
10912 * config/x-linux (host-linux.o): Likewise.
10913 * config/x-solaris (host-solaris.o): Likewise.
10914 * config/alpha/x-alpha (driver-alpha.o): Likewise.
10915 * config/arm/t-arm (arm-c.o): Likewise.
10916 * config/arm/t-pe (pe.o): Likewise.
10917 * config/arm/t-wince-pe (pe.o): Likewise.
10918 * config/i386/t-cygming (winnt.o): Likewise.
10919 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
10920 * config/i386/t-cygwin (cygwin1.o): Likewise.
10921 (cygwin2.o): Likewise.
10922 * config/i386/t-i386 (i386-c.o): Likewise.
10923 * config/i386/t-interix (winnt.o): Likewise.
10924 * config/i386/t-netware (netware.o): Likewise.
10925 * config/i386/t-nwld (nwld.o): Likewise.
10926 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
10927 * config/i386/x-i386 (driver-i386.o): Likewise.
10928 * config/i386/x-cygwin (host-cygwin.o): Likewise.
10929 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
10930 * config/ia64/t-ia64 (ia64-c.o): Likewise.
10931 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
10932 * config/mips/x-native (driver-native.o): Likewise.
10933 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
10934 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
10935 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
10936 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
10937 * config/score/t-score-elf (score7.o): Likewise.
10938 (score3.o): Likewise.
10939 * config/sh/t-sh (sh-c.o): Likewise.
10940 * config/sh/t-symbian (sh-c.o): Likewise.
10941 (symbian.o): Likewise.
10942 * config/spu/t-spu-elf (spu-c.o): Likewise.
10943 * config/v850/t-v850 (v850-c.o): Likewise.
10944 * config/v850/t-v850e (v850-c.o): Likewise.
10946 2009-05-26 Richard Guenther <rguenther@suse.de>
10948 PR tree-optimization/40122
10949 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
10950 VECTOR_CSTs if possible.
10951 (fold_gimple_assign): Likewise.
10953 2009-05-26 Richard Guenther <rguenther@suse.de>
10955 PR middle-end/40252
10956 * fold-const.c (fold_binary): Use the correct types for building
10959 2009-05-26 Richard Guenther <rguenther@suse.de>
10961 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
10962 redundant calls to merge_alias_info.
10963 (bump_vector_ptr): Likewise.
10964 * tree-ssa-copy.c (merge_alias_info): Remove.
10965 (replace_exp_1): Remove call to merge_alias_info.
10966 (propagate_tree_value): Likewise.
10967 (fini_copy_prop): Propagate points-to info.
10968 * tree-flow.h (merge_alias_info): Remove.
10970 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
10972 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
10974 2009-05-25 Jan Hubicka <jh@suse.cz>
10976 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
10977 * cgraph.h (struct inline_summary): New filed self_wize,
10978 size_inlining_benefit, self_time and time_inlining_benefit.
10979 (struct cgraph_global_info): Replace insns by time ans size fields.
10980 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
10981 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
10982 (ipcp_update_callgraph): Do not touch function bodies.
10983 * ipa-inline.c: Include except.h
10984 (MAX_TIME): New constant.
10985 (overall_insns): Remove.
10986 (leaf_node_p): New.
10987 (overall_size, max_benefit): New static variables.
10988 (cgraph_estimate_time_after_inlining): New function.
10989 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
10990 (cgraph_clone_inlined_nodes): Update size.
10991 (cgraph_mark_inline_edge): Update size.
10992 (cgraph_estimate_growth): Use size info.
10993 (cgraph_check_inline_limits): Check size.
10994 (cgraph_default_inline_p): Likewise.
10995 (cgraph_edge_badness): Compute badness based on benefit and size cost.
10996 (cgraph_decide_recursive_inlining): Check size.
10997 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
10999 (cgraph_decide_inlining): Likewise.
11000 (cgraph_decide_inlining_incrementally): Likewise; honor
11001 PARAM_EARLY_INLINING_INSNS.
11002 (likely_eliminated_by_inlining_p): New predicate.
11003 (estimate_function_body_sizes): New function.
11004 (compute_inline_parameters): Use it.
11005 * except.c (must_not_throw_labels): New function.
11006 * except.h (must_not_throw_labels): Declare.
11007 * tree-inline.c (init_inline_once): Kill inlining_weigths
11008 * tree-ssa-structalias.c: Avoid uninitialized warning.
11009 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
11010 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
11011 (PARAM_INLINE_CALL_COST): Remove.
11012 (PARAM_EARLY_INLINING_INSNS): New.
11014 2009-05-25 Richard Guenther <rguenther@suse.de>
11016 PR tree-optimization/36327
11017 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
11018 callback for reference translation or lookup at the point of may-defs.
11019 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
11020 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
11021 for union COMPONENT_REFs.
11022 (vn_reference_lookup_3): New callback. Lookup from memset
11023 and CONSTRUCTOR assignment, translate through struct copies.
11024 (vn_reference_lookup_pieces): Make sure to not free the
11025 passed operands array. Adjust walk_non_aliased_vuses call.
11026 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
11027 make sure we do not leak memory.
11029 2009-05-25 Richard Guenther <rguenther@suse.de>
11031 * tree-ssa-alias.h (dump_points_to_solution): Declare.
11032 * tree-inline.c (expand_call_inline): Reset the escaped and
11033 callused solutions.
11034 * tree-ssa-structalias.c (pass_build_ealias): New.
11035 * tree-pass.h (pass_build_ealias): Declare.
11036 * passes.c (init_optimization_passes): Add PTA during
11037 early optimizations.
11038 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
11039 and CALLUSED solutions.
11040 (dump_points_to_solution): New function, split out from ...
11041 (dump_points_to_info_for): ... here.
11042 * tree-parloops.c (parallelize_loops): Reset the escaped and
11043 callused solutions.
11045 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11048 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
11049 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
11051 2009-05-25 Ira Rosen <irar@il.ibm.com>
11053 PR tree-optimization/40238
11054 * tree-vect-stmts.c (vect_init_vector): Insert initialization
11055 statements after basic block's labels.
11056 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
11057 to free the allocated memory.
11059 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
11061 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
11062 return address with a USE.
11064 2009-05-24 Richard Guenther <rguenther@suse.de>
11066 PR middle-end/40233
11067 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
11068 array type from the main variant of the inner type.
11070 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11072 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
11073 definition to bool (from int) to un-break build.
11074 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
11076 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
11078 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
11079 discard_stmt_changes): Delete.
11080 * tree-ssa-operands.c (scb_stack): Delete.
11081 (init_ssa_operands): Do not initialize it.
11082 (fini_ssa_operands): Do not free it.
11083 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
11085 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
11086 update_stmt, remove the others. Fix comments.
11087 * tree-dfa.c (optimize_stack_restore): Likewise.
11088 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
11089 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
11090 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
11091 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
11093 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
11094 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
11095 (dom_opt_finalize_block): Likewise, adjusting access to
11097 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
11098 (stmts_to_rescan): Change item type to gimple.
11099 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
11101 2009-05-24 Ira Rosen <irar@il.ibm.com>
11103 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
11104 * tree-pass.h (pass_slp_vectorize): New pass.
11105 * params.h (SLP_MAX_INSNS_IN_BB): Define.
11106 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
11107 * tree-vectorizer.c (timevar.h): Include.
11108 (user_vect_verbosity_level): Declare.
11109 (vect_location): Fix comment.
11110 (vect_set_verbosity_level): Update user_vect_verbosity_level
11111 instead of vect_verbosity_level.
11112 (vect_set_dump_settings): Add an argument. Ignore user defined
11113 verbosity if dump flags require higher level of verbosity. Print to
11114 stderr only for loop vectorization.
11115 (vectorize_loops): Update call to vect_set_dump_settings.
11116 (execute_vect_slp): New function.
11117 (gate_vect_slp): Likewise.
11118 (struct gimple_opt_pass pass_slp_vectorize): New.
11119 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
11120 access its members.
11121 (vec_info_for_bb): New function.
11122 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
11123 (VECTORIZATION_ENABLED): New macro.
11124 (SLP_ENABLED, SLP_DISABLED): Likewise.
11125 (vect_is_simple_use): Add bb_vec_info argument.
11126 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
11127 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
11128 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
11129 vect_schedule_slp, vect_analyze_slp): Likewise.
11130 (vect_analyze_stmt): Add slp_tree argument.
11131 (find_bb_location): Declare.
11132 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11133 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
11134 (vect_analyze_loop_operations, vect_analyze_loop,
11135 get_initial_def_for_induction, vect_create_epilog_for_reduction,
11136 vect_finalize_reduction, vectorizable_reduction,
11137 vectorizable_live_operation, vect_transform_loop): Likewise.
11138 * tree-data-ref.c (dr_analyze_innermost): Update comment,
11139 skip evolution analysis if analyzing a basic block.
11140 (dr_analyze_indices): Likewise.
11141 (initialize_data_dependence_relation): Skip the test whether the
11142 object is invariant for basic blocks.
11143 (compute_all_dependences): Skip dependence analysis for data
11144 references in basic blocks.
11145 (find_data_references_in_stmt): Don't fail in case of invariant
11146 access in basic block.
11147 (find_data_references_in_bb): New function.
11148 (find_data_references_in_loop): Move code to
11149 find_data_references_in_bb and add a call to it.
11150 (compute_data_dependences_for_bb): New function.
11151 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
11152 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
11154 (vect_analyze_data_ref_dependence): Check for interleaving in case of
11155 unknown dependence in basic block and fail in case of dependence in
11157 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
11158 dependence instances from either loop or basic block vectorization
11160 (vect_compute_data_ref_alignment): Check if it is loop vectorization
11161 before calling nested_in_vect_loop_p.
11162 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
11163 dependence instances from either loop or basic block vectorization
11165 (vect_verify_datarefs_alignment): Likewise.
11166 (vect_enhance_data_refs_alignment): Adjust function calls.
11167 (vect_analyze_data_refs_alignment): Likewise.
11168 (vect_analyze_group_access): Fix printing. Skip different checks if
11169 DR_STEP is 0. Keep strided stores either in loop or basic block
11170 vectorization data structure. Fix indentation.
11171 (vect_analyze_data_ref_access): Fix comments, allow zero step in
11173 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
11174 dependence instances from either loop or basic block vectorization
11176 (vect_analyze_data_refs): Update comment. Call
11177 compute_data_dependences_for_bb to analyze basic blocks.
11178 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
11179 case of loop vectorization. In case of basic block vectorization use
11180 data-ref itself as a base.
11181 (vect_create_data_ref_ptr): In case of basic block vectorization:
11182 don't advance the pointer, add new statements before the current
11183 statement. Adjust function calls.
11184 (vect_supportable_dr_alignment): Support only aligned accesses in
11185 basic block vectorization.
11186 * common.opt (ftree-slp-vectorize): New flag.
11187 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
11188 (vect_pattern_recog_1): Likewise.
11189 * tree-vect-stmts.c (process_use): Likewise.
11190 (vect_init_vector): Add new statements in the beginning of the basic
11191 block in case of basic block SLP.
11192 (vect_get_vec_def_for_operand): Adjust function calls.
11193 (vect_finish_stmt_generation): Likewise.
11194 (vectorizable_call): Add assert that it is loop vectorization, adjust
11196 (vectorizable_conversion, vectorizable_assignment): Likewise.
11197 (vectorizable_operation): In case of basic block SLP, take
11198 vectorization factor from statement's type and skip the relevance
11199 check. Adjust function calls.
11200 (vectorizable_type_demotion): Add assert that it is loop
11201 vectorization, adjust function calls.
11202 (vectorizable_type_promotion): Likewise.
11203 (vectorizable_store): Check for outer loop only in case of loop
11204 vectorization. Adjust function calls. For basic blocks, skip the
11205 relevance check and don't advance pointers.
11206 (vectorizable_load): Likewise.
11207 (vectorizable_condition): Add assert that it is loop vectorization,
11208 adjust function calls.
11209 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
11210 that it is not reduction, get vector type, call only supported
11211 functions, skip loop specific parts.
11212 (vect_transform_stmt): Check for outer loop only in case of loop
11214 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
11215 (vect_is_simple_use): Fix comment, add new argument, fix conditions
11216 for external definition.
11217 * passes.c (pass_slp_vectorize): New pass.
11218 * tree-vect-slp.c (find_bb_location): New function.
11219 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
11220 check for patterns only in loops.
11221 (vect_build_slp_tree): Add argument, adjust function calls, fail in
11222 case of multiple types in basic block SLP.
11223 (vect_mark_slp_stmts_relevant): New function.
11224 (vect_supported_load_permutation_p): Fix comment.
11225 (vect_analyze_slp_instance): Add argument. In case of basic block
11226 SLP, take vectorization factor from statement's type, check that
11227 unrolling factor is 1. Adjust function call. Save SLP instance in
11228 either loop or basic block vectorization structure. Return FALSE,
11230 (vect_analyze_slp): Add argument. Get strided stores groups from
11231 either loop or basic block vectorization structure. Return FALSE
11232 if basic block SLP failed.
11233 (new_bb_vec_info): New function.
11234 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
11235 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
11236 (vect_schedule_slp): Add argument. Get SLP instances from either
11237 loop or basic block vectorization structure. Set vectorization factor
11238 to be 1 for basic block SLP.
11239 (vect_slp_transform_bb): New function.
11240 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
11242 2009-05-23 Mark Mitchell <mark@codesourcery.com>
11244 * final.c (shorten_branches): Do not align labels for jump tables.
11245 (final_scan_insn): Use JUMP_TABLE_DATA_P.
11247 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
11249 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
11250 Remove outdated reference to flow.c and fix nits.
11251 * doc/gccint.texi: Tweak RTL description.
11252 * doc/rtl.texi: Likewise.
11254 2009-05-23 Denis Chertykov <chertykov@gmail.com>
11256 * config/avr/avr.c: Change my email address.
11257 * config/avr/avr.h: Likewise.
11258 * config/avr/avr.md: Likewise.
11259 * config/avr/avr-protos.h: Likewise.
11260 * config/avr/libgcc.S: Likewise.
11262 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
11264 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
11265 (spu_split_load, spu_split_store): Change return type to int.
11266 (spu_split_convert): Declare.
11267 * config/spu/predicates.md (spu_mem_operand): Remove.
11268 (spu_mov_operand): Update.
11269 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
11270 * config/spu/spu.c (regno_aligned_for_load): Remove.
11271 (reg_aligned_for_addr, spu_expand_load): Define.
11272 (spu_expand_extv): Reimplement and handle MEM.
11273 (spu_expand_insv): Handle MEM.
11274 (spu_sched_reorder): Handle insn's with length 0.
11275 (spu_legitimate_address_p): Reimplement.
11276 (store_with_one_insn_p): Return TRUE for any mode with size
11277 larger than 16 bytes.
11278 (address_needs_split): Define.
11279 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
11281 (spu_convert_move): Define.
11282 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
11283 (spu_split_store): Change all MEM's to TImode.
11284 (spu_init_expanders): Preallocate registers that correspond to
11285 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
11287 (spu_split_convert): Define.
11288 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
11289 (_move<mode>, _movdi, _movti): Update predicate and condition.
11290 (load, store): Change to define_split.
11291 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
11293 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
11294 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
11295 define_insn_and_split of lshr<mode>3.
11296 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
11297 (<v>ashr<mode>3_imm): Define.
11298 (extv, extzv, insv): Allow MEM operands.
11299 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
11300 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
11301 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
11302 (_spu_convert2): Change to define_insn_and_split and remove the
11303 corresponding define_peephole2.
11304 (stack_protect_set, stack_protect_test, stack_protect_test_si):
11305 Change predicates to memory_operand.
11307 2009-05-22 Mark Mitchell <mark@codesourcery.com>
11309 * config/arm/thumb2.md: Add 16-bit multiply instructions.
11311 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11313 PR tree-optimization/40219
11314 * tree.c (iterative_hash_expr): Make sure the builtin function is
11315 a normal builtin function and not a front end or back end builtin
11316 before indexing into the built_in_decls array.
11318 2009-05-22 Richard Guenther <rguenther@suse.de>
11320 PR middle-end/38964
11321 * alias.c (write_dependence_p): Do not use TBAA for answering
11322 anti-dependence or output-dependence.
11323 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
11324 (emit_pointer_definition): Remove.
11325 (emit_alias_warning): Likewise.
11326 (find_what_var_points_to): Remove TBAA pruning code.
11327 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
11329 (compute_points_to_sets): Remove code computing the set of
11330 dereferenced pointers.
11331 * tree-data-ref.c (dr_may_alias_p): Properly use the split
11332 oracle for querying anti and output dependencies.
11333 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
11334 if TBAA may be applied.
11335 (refs_anti_dependent_p): New function.
11336 (refs_output_dependent_p): Likewise.
11337 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
11338 (refs_output_dependent_p): Likewise.
11339 * doc/tree-ssa.texi (Memory model): New section.
11340 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
11341 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
11342 * cfgexpand.c (expand_gimple_basic_block): Do not handle
11343 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
11344 * expr.c (expand_expr_real_1): Likewise.
11345 * gimple-low.c (lower_stmt): Likewise.
11346 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
11347 (dump_gimple_cdt): Remove.
11348 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
11349 (gimple_size): Likewise.
11350 (walk_gimple_op): Likewise.
11351 (is_gimple_stmt): Likewise.
11352 (walk_stmt_load_store_addr_ops): Likewise.
11353 (gimple_build_cdt): Remove.
11354 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
11355 * gimple.h (gimple_cdt_new_type): Remove.
11356 (gimple_cdt_new_type_ptr): Likewise.
11357 (gimple_cdt_set_new_type): Likewise.
11358 (gimple_cdt_location): Likewise.
11359 (gimple_cdt_location_ptr): Likewise.
11360 (gimple_cdt_set_location): Likewise.
11361 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
11362 * tree-cfg.c (remove_useless_stmts_1): Do not handle
11363 GIMPLE_CHANGE_DYNAMIC_TYPE.
11364 (verify_types_in_gimple_stmt): Likewise.
11365 * tree-inline.c (estimate_num_insns): Likewise.
11366 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
11367 (copy_decl_to_var): Likewise.
11368 (copy_result_decl_to_var): Likewise.
11369 * tree-pretty-print.c (dump_generic_node): Do not handle
11370 CHANGE_DYNAMIC_TYPE_EXPR.
11371 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
11372 * tree-ssa-operands.c (get_expr_operands): Likewise.
11373 * tree-ssa-structalias.c (struct variable_info): Remove
11374 no_tbaa_pruning member.
11375 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
11376 (unify_nodes): Do not copy it.
11377 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
11378 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
11379 (set_uids_in_ptset): Do not check it.
11380 (find_what_var_points_to): Likewise.
11381 (compute_tbaa_pruning): Remove.
11382 (compute_points_to_sets): Do not call it.
11383 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
11384 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
11385 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
11386 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
11387 (DECL_NO_TBAA_P): Likewise.
11388 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
11389 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
11390 (expand_omp_atomic_pipeline): Do not set it.
11391 * print-tree.c (print_node): Do not dump it.
11392 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
11395 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
11398 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
11401 2009-05-22 Mark Mitchell <mark@codesourcery.com>
11403 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
11406 2009-05-22 Ben Elliston <bje@au.ibm.com>
11408 * Makefile.in (bversion.h, s-bversion): New targets.
11409 (TOPLEV_H): Add bversion.h.
11410 * toplev.h: Include "bversion.h".
11411 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
11412 the __format__ attribute only if compiling with the same version
11413 of GCC as the sources (the "build version").
11415 2009-05-22 Ben Elliston <bje@au.ibm.com>
11417 * c-format.c (handle_format_attribute): Fix comment typo.
11419 2009-05-21 Steve Ellcey <sje@cup.hp.com>
11422 * config/ia64/ia64.opt (mfused-madd): New.
11423 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
11424 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
11425 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
11426 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
11427 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
11428 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
11429 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
11430 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
11431 instruction if !TARGET_FUSED_MADD.
11432 (fpma, fpms): Remove colon from name.
11434 2009-05-22 Richard Guenther <rguenther@suse.de>
11436 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
11437 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
11438 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
11440 (create_expression_by_pieces): Only convert if necessary.
11441 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
11442 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
11444 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
11446 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
11447 regular pattern from a template and rename it ...
11448 (*extzv_truncsi_exts): ... to this.
11450 2009-05-21 Richard Guenther <rguenther@suse.de>
11452 * cgraph.h (struct cgraph_node): Remove inline_decl member.
11453 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
11454 (cgraph_default_inline_p): Likewise.
11455 (cgraph_decide_inlining_incrementally): Likewise.
11457 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
11458 Uros Bizjak <ubizjak@gmail.com>
11460 * config/i386/cpuid.h (bit_MOVBE): New.
11462 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
11464 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
11465 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
11466 (ix86_handle_option): Handle OPT_mmovbe.
11467 (ix86_target_string): Add -mmovbe.
11468 (pta_flags): Add PTA_MOVBE.
11469 (processor_alias_table): Add PTA_MOVBE to "atom".
11470 (override_options): Handle PTA_MOVBE.
11472 * config/i386/i386.h (TARGET_MOVBE): New.
11474 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
11475 (*bswapsi_movbe): New.
11476 (*bswapdi_movbe): Likewise.
11477 (bswapdi2): Renamed to ...
11478 (*bswapdi_1): This.
11479 (bswapdi2): New expander.
11481 * config/i386/i386.opt (mmovbe): New.
11483 * doc/invoke.texi: Document -mmovbe.
11485 2009-05-21 Taras Glek <tglek@mozilla.com>
11487 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
11488 * gcc-plugin.h (plugin_init): Updated signature.
11489 * gcc-plugin.h (plugin_name_args): Moved to this header.
11490 * doc/plugins.texi (plugin_init): Updated documention to reflect
11492 * doc/plugins.texi (plugin_name_args): Added to documention.
11494 2009-05-21 Mark Mitchell <mark@codesourcery.com>
11496 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
11497 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
11499 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
11501 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
11502 JUMP_TABLE_DATA_P predicates where applicable.
11503 * config/i386/predicates.md: Ditto.
11504 * config/i386/sse.md: Ditto.
11506 2009-05-21 Jakub Jelinek <jakub@redhat.com>
11508 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
11509 operand2 -128 override length_immediate attribute to 1.
11510 * config/i386/predicates.md (constm128_operand): New predicate.
11512 * config/i386/i386.c (memory_address_length): Handle %r12
11513 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
11515 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
11516 mode look through optional ZERO_EXTEND and SUBREG.
11517 * config/i386/i386.md (R12_REG): New define_constant.
11518 (prefix_data16): For sse unit set also for MODE_TI insns.
11519 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
11520 insns set if operand 1 is ext_QIreg_operand.
11521 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
11522 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
11524 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
11525 mode from MODE_DI to MODE_SI.
11526 (movdi_1_rex64): Override modrm and length_immediate attributes
11527 only for movabs (TYPE_IMOV, alternative 2).
11528 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
11529 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
11530 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
11531 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
11532 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
11533 prefix_rex attribute if DImode.
11534 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
11535 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
11536 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
11537 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
11538 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
11539 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
11540 Likewise. For TYPE_IMOV clear length_immediate attribute.
11541 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
11542 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
11543 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
11544 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
11545 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
11546 or one operand TYPE_ISHIFT.
11547 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
11548 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
11549 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
11550 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
11551 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
11552 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
11553 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
11554 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
11555 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
11556 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
11557 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
11558 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
11559 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
11560 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
11561 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
11562 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
11563 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
11564 set mode attribute, don't override length attribute.
11565 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
11567 (return_internal_long): Set length attribute to 2 instead of 1.
11568 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
11569 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
11570 prefix_rex attribute.
11571 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
11573 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
11575 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11577 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
11579 2009-05-20 Ian Lance Taylor <iant@google.com>
11581 * tree.c (build_tree_list_vec_stat): New function.
11582 (ctor_to_vec): New function.
11583 (build_nt_call_vec): New function.
11584 (build_call_array): Change args to be a const pointer.
11585 (build_call_vec): New function.
11586 * tree.h (build_nt_call_vec): Declare.
11587 (build_tree_list_vec_stat): Declare.
11588 (build_tree_list_vec): Define.
11589 (build_call_array): Update declaration.
11590 (build_call_vec): Declare.
11591 (ctor_to_vec): Declare.
11592 * c-common.c (tree_vector_cache): New static variable.
11593 (make_tree_vector): New function.
11594 (release_tree_vector): New function.
11595 (make_tree_vector_single): New function.
11596 (make_tree_vector_copy): New function.
11597 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
11598 (make_tree_vector_single, make_tree_vector_copy): Declare.
11599 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
11600 (c_parser_expr_list): Don't manage cache here, instead call
11602 (c_parser_release_expr_list): Remove static function.
11603 (c_parser_vec_to_tree_list): Remove static function.
11604 (c_parser_attributes): Call build_tree_list_vec instead of
11605 c_parser_vec_to_tree_list. Call release_tree_vector instead of
11606 c_parser_release_expr_list.
11607 (c_parser_postfix_expression_after_primary): Likewise.
11608 (c_parser_objc_keywordexpr): Likewise.
11610 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
11612 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
11613 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
11614 TARGET_CONVERT_TO_TYPE.
11615 * hooks.c (hook_tree_const_tree_null): Define.
11616 * hooks.h (hook_tree_const_tree_null): Declare.
11617 * target.h (struct gcc_target): Add invalid_parameter_type,
11618 invalid_return_type, promoted_type, and convert_to_type fields.
11619 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
11620 (TARGET_INVALID_RETURN_TYPE): Define.
11621 (TARGET_PROMOTED_TYPE): Define.
11622 (TARGET_CONVERT_TO_TYPE): Define.
11623 (TARGET_INITIALIZER): Update for new fields.
11624 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
11625 (grokparms): Check targetm.invalid_parameter_type.
11626 * c-typeck.c (default_conversion): Check targetm.promoted_type.
11627 * c-convert.c (convert): Check targetm.convert_to_type.
11629 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
11631 * config/mips/mips.md (*extenddi_truncate<mode>,
11632 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
11634 (*extendhi_truncateqi): New define_insn_and_sptit.
11636 2009-05-20 Jakub Jelinek <jakub@redhat.com>
11638 PR middle-end/40204
11639 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
11640 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
11642 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
11644 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
11645 the operand of VIEW_CONVERT_EXPR.
11647 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
11649 * config/i386/driver-i386.c (host_detect_local_cpu): Check
11650 extended family and model for Intel processors. Support Intel Atom.
11652 2009-05-20 Olivier Hainque <hainque@adacore.com>
11654 * gstab.h (stab_code_type): Define, to be used instead of the
11655 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
11657 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
11658 occurrences by stab_code_type.
11659 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
11661 2009-05-20 Martin Jambor <mjambor@suse.cz>
11663 * tree-flow.h (insert_edge_copies_seq): Undeclare.
11664 (sra_insert_before): Likewise.
11665 (sra_insert_after): Likewise.
11666 (sra_init_cache): Likewise.
11667 (sra_type_can_be_decomposed_p): Likewise.
11668 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
11669 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
11670 (sra_insert_before): Likewise.
11671 (sra_insert_after): Likewise.
11672 (sra_init_cache): Likewise.
11673 (insert_edge_copies_seq): Made static and moved upwards.
11675 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
11678 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
11680 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
11681 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
11684 2009-05-20 Richard Guenther <rguenther@suse.de>
11686 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
11687 with mismatched comparison modes.
11689 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11691 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
11692 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
11693 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
11694 with shifts for Thumb2.
11695 (orsi_notsi): New for orn.
11696 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
11697 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
11698 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
11699 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
11700 Don't invert remainder for IOR.
11702 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
11704 PR tree-optimization/40087
11705 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
11706 number_of_iterations_ne): Rename never_infinite argument.
11707 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
11708 number_of_iterations_le): Handle pointer-type ivs when
11709 exit_must_be_taken is false.
11710 (number_of_iterations_cond): Do not always assume that
11711 exit_must_be_taken if the control variable is a pointer.
11713 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
11715 * c-typeck.c (build_binary_op): Allow % on integal vectors.
11716 * doc/extend.texi (Vector Extension): Document that % is allowed too.
11718 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
11720 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
11721 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
11723 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11726 * c.opt (Wlogical-op): Disabled by default.
11727 * c-opt (c_common_post_options): Do not enable Wlogical-op with
11729 * doc/invoke.texi (Wlogical-op): Likewise.
11731 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
11733 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
11735 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
11736 Propagate the type of the first operand.
11737 <ASSERT_EXPR>: Simplify.
11738 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
11739 Rewrite using the RHS code as discriminant.
11740 <NOP_EXPR>: Turn into CASE_CONVERT.
11741 <PLUS_EXPR>: Propagate the type of the first operand.
11743 2009-05-19 Steve Ellcey <sje@cup.hp.com>
11745 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
11746 (ia64_dconst_0_375): New.
11747 * config/ia64/ia64.c (ia64_override_options): Remove
11748 -minline-sqrt-min-latency warning.
11749 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
11750 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
11751 * config/ia64/ia64.md (*sqrt_approx): Remove.
11752 (sqrtsf2): Remove #if 0.
11753 (sqrtsf2_internal_thr): Rewrite and move to div.md.
11754 (sqrtdf): Remove assert.
11755 (sqrtdf2_internal_thr): Rewrite and move to div.md.
11756 (sqrtxf2): Remove #if 0.
11757 (sqrtxf2_internal_thr): Rewrite and move to div.md.
11758 * div.md (sqrt_approx_rf): New.
11759 (sqrtsf2_internal_thr): New implementation.
11760 (sqrtsf2_internal_lat): New.
11761 (sqrtdf2_internal_thr: New implementation.
11762 (sqrtxf2_internal): New implementation.
11764 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
11765 Hans-Peter Nilsson <hp@axis.com>
11767 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
11768 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
11769 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
11770 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
11771 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
11772 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
11773 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
11774 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
11775 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
11776 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
11777 * c-common.c: ...from here.
11779 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11781 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
11783 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11785 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
11787 2009-05-19 Ben Elliston <bje@au.ibm.com>
11789 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
11790 assignments with memcpy calls.
11791 (add_fdes): Likewise.
11792 (binary_search_unencoded_fdes): Likewise.
11793 (linear_search_fdes): Eliminate type puns.
11795 2009-05-19 Richard Guenther <rguenther@suse.de>
11797 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
11798 not falsely claim to have propagated into all uses.
11800 2009-05-19 Ben Elliston <bje@au.ibm.com>
11802 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
11805 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
11807 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
11808 * config/sh/sh.c (sh_legitimate_address_p): Make static.
11809 (TARGET_LEGITIMATE_ADDRESS_P): New.
11810 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
11811 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
11813 2009-05-18 Dodji Seketeli <dodji@redhat.com>
11816 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
11817 child of the containing namespace's DIE.
11819 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
11821 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
11822 *zero_extendhi_truncqi): Move after the zero_extend patterns.
11823 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
11826 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
11829 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
11830 gen_align with gen_pad.
11831 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
11832 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
11834 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
11835 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
11837 * config/i386/i386.md (align): Renamed to ...
11838 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
11839 ASM_OUTPUT_MAX_SKIP_PAD.
11841 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
11843 * config.gcc: Fix variable syntax.
11846 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
11847 before calling exact_log2.
11848 (output_iorsi3): Likewise.
11849 (output_xorsi3): Likewise.
11851 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
11853 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
11854 for the none zero constant operand except for EQ and NE
11855 comprisons even when the first operand is R0.
11857 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
11859 * config/s390/2064.md: Remove trailing whitespaces.
11860 * config/s390/2084.md: Likewise.
11861 * config/s390/constraints.md: Likewise.
11862 * config/s390/fixdfdi.h: Likewise.
11863 * config/s390/libgcc-glibc.ver: Likewise.
11864 * config/s390/s390-modes.def: Likewise.
11865 * config/s390/s390-protos.h: Likewise.
11866 * config/s390/s390.c: Likewise.
11867 * config/s390/s390.h: Likewise.
11868 * config/s390/s390.md: Likewise.
11869 * config/s390/tpf-unwind.h: Likewise.
11871 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11873 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
11875 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11878 * configure.ac (m68k-*-*): Check if binutils support TLS.
11879 * configure: Regenerate.
11880 * config/m68k/predicates.md (symbolic_operand): Extend comment.
11881 * config/m68k/constraints.md (Cu): New constraint.
11882 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
11883 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
11884 (movsi): Handle TLS symbols.
11885 (addsi3_5200): Handle XTLS symbols, indent.
11886 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
11887 (m68k_tls_reference_p): Declare.
11888 (m68k_legitimize_address): Declare.
11889 (m68k_unwrap_symbol): Declare.
11890 * config/m68k/m68k.opt (mxtls): New option.
11891 * config/m68k/m68k.c (ggc.h): Include.
11892 (m68k_output_dwarf_dtprel): Implement hook.
11893 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
11894 (m68k_expand_prologue): Load GOT pointer when function needs it.
11895 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
11896 (m68k_legitimate_constant_address_p): Same.
11897 (m68k_decompose_address): Handle TLS references.
11898 (m68k_get_gp): New static function.
11899 (enum m68k_reloc): New contants.
11900 (TLS_RELOC_P): New macro.
11901 (m68k_wrap_symbol): New static function.
11902 (m68k_unwrap_symbol): New function.
11903 (m68k_final_prescan_insn_1): New static function.
11904 (m68k_final_prescan_insn): New function.
11905 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
11907 (legitimize_pic_address): Handle TLS references..
11908 (m68k_tls_get_addr, m68k_get_tls_get_addr)
11909 (m68k_libcall_value_in_a0_p)
11910 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
11911 (m68k_call_m68k_read_tp): Helper variables and functions for ...
11912 (m68k_legitimize_tls_address): Handle TLS references.
11913 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
11915 (m68k_legitimize_address): Handle TLS symbols.
11916 (m68k_get_reloc_decoration): New static function.
11917 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
11919 (m68k_output_dwarf_dtprel): Implement hook.
11920 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
11921 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
11922 m68k_call_* routines.
11923 (sched_attr_op_type): Handle TLS symbols.
11924 (gt-m68k.h): Include.
11925 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
11926 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
11928 2009-05-18 Martin Jambor <mjambor@suse.cz>
11930 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
11931 (visit_store_addr_for_mod_analysis): New function.
11932 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
11933 (determine_cst_member_ptr): Use gimple_assign_single_p.
11934 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
11935 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
11936 operands. Don't check number of operands of a NOP_EXPR.
11938 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
11940 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
11942 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
11945 * c-common.c (warn_logical_operator): Don't warn if one of
11946 expression isn't always true or false.
11948 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
11950 * config/i386/biarch32.h: New file.
11951 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
11953 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
11955 * config/mips/mips.md (*zero_extend<mode>_trunchi,
11956 *zero_extend<mode>_truncqi): Merge these into ...
11957 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
11958 Name the pattern following this as *zero_extendhi_truncqi.
11960 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
11962 PR middle-end/39301
11963 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
11964 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
11965 (output_info): Make field HOST_WIDEST_INT.
11966 (print_statistics): Use HOST_WIDEST_INT_PRINT.
11967 (dump_bitmat_statistics): Same.
11969 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
11971 * config.gcc (use_gcc_stdint): Set to wrap.
11972 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
11973 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
11974 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
11975 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
11976 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
11977 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
11978 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
11979 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
11981 2009-05-16 Joseph Myers <joseph@codesourcery.com>
11983 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
11985 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
11986 Move definitions earlier.
11987 (OPT_ARCH64, OPT_ARCH32): Define.
11988 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
11991 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
11994 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
11997 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
11999 * arm.md (movdi2): Copy non-reg values to DImode registers.
12001 2009-05-16 Jakub Jelinek <jakub@redhat.com>
12004 * final.c (label_to_max_skip): New function.
12005 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
12006 CODE_LABEL_NUMBER <= max_labelno.
12007 * output.h (label_to_max_skip): New prototype.
12008 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
12009 (ix86_avoid_jump_mispredicts): ... this. Don't define if
12010 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
12011 Handle CODE_LABELs with >= 16 byte alignment or with
12012 max_skip == (1 << align) - 1.
12013 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
12014 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
12017 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
12018 .p2align 3 if MAX_SKIP is smaller than 7.
12019 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
12021 2009-05-15 Ian Lance Taylor <iant@google.com>
12023 * alias.c (struct alias_set_entry_d): Rename from struct
12024 alias_set_entry. Change all uses.
12025 * except.c (struct call_site_record_d): Rename from struct
12026 call_site_record. Change all uses.
12027 * except.h (struct eh_region_d): Rename from struct eh_region.
12029 * gcse.c (struct hash_table_d): Rename from struct hash_table.
12031 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
12032 ivtype_map_elt. Change all uses.
12033 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
12035 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
12036 * graphite.h (struct name_tree_d): Rename from struct name_tree.
12038 (struct sese_d): Rename from struct sese. Change all uses.
12039 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
12040 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
12041 * optabs.h (struct optab_d): Rename from struct optab. Change all
12043 (struct convert_optab_d): Rename from struct convert_optab.
12045 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
12046 ipa_opt_pass. Change all uses.
12047 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
12050 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
12051 defined as a typedef.
12052 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
12055 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12058 * fold-const.c (make_range,build_range_check,merge_ranges): Move
12060 (merge_ranges): Returns bool.
12061 * tree.h (make_range): .. to here.
12062 (build_range_check): Likewise.
12063 (merge_ranges): Likewise. Renamed from merge_ranges.
12064 * c-typeck.c (parser_build_binary_op): Update calls to
12065 warn_logical_operator.
12066 * c-common.c (warn_logical_operator): Add new warning.
12067 * c-common.h (warn_logical_operator): Update declaration.
12069 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12071 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
12073 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12075 * doc/install.texi: Document MPC requirements, flags etc.
12077 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
12078 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
12079 Evaluate constant arguments.
12080 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
12081 (fold_builtin_1): Likewise, also evaluate constant arguments.
12082 Remove superfluous break.
12083 (do_mpc_ckconv): New.
12084 * real.h: Include mpc.h.
12085 * toplev.c (print_version): Output MPC version info if available.
12087 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12089 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
12091 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
12093 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
12096 2009-05-15 Jan Hubicka <jh@suse.cz>
12098 * doc/invoke.texi (max-early-inliner-iterations): New flag.
12099 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
12100 (try_inline): Fix return value.
12101 (cgraph_decide_inlining_incrementally): Honor new value.
12102 (cgraph_early_inlining): Handle indirect inlining.
12103 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
12105 2009-05-15 Jan Hubicka <jh@suse.cz>
12107 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
12108 * cgraphunit.c (cgraph_finalize_function): Set it.
12109 (cgraph_expand_function): Use it.
12111 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12113 * real.c (encode_ieee_half): Define.
12114 (decode_ieee_half): Define.
12115 (ieee_half_format): Define.
12116 (arm_half_format): Define.
12117 * real.h (ieee_half_format): Declare.
12118 (arm_half_format): Declare.
12120 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12122 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
12123 swapped, and reversed optabs exist before trying to use them.
12125 2009-05-15 Paul Brook <paul@codesourcery.com>
12126 Sandra Loosemore <sandra@codesourcery.com>
12128 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
12129 loads. Allow PRE_DEC.
12130 (output_move_neon): Handle PRE_DEC.
12131 (arm_print_operand): Add 'A' for neon structure loads.
12132 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
12133 * config/arm/neon.md (neon_mov): Update comment.
12134 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
12136 (Um): New constraint.
12138 2009-05-15 Jan Hubicka <jh@suse.cz>
12140 Revert the following patch until testsuite fallout is fixed:
12141 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12142 * cgraph.h (struct inline_summary): New filed self_wize,
12143 size_inlining_benefit, self_time and time_inlining_benefit.
12144 (struct cgraph_global_info): Replace insns by time ans size fields.
12145 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12146 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12147 (ipcp_update_callgraph): Do not touch function bodies.
12148 * ipa-inline.c: Include except.h
12149 (MAX_TIME): New constant.
12150 (overall_insns): Remove
12151 (overall_size, max_benefit): New static variables.
12152 (cgraph_estimate_time_after_inlining): New function.
12153 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12154 (cgraph_clone_inlined_nodes): Update size.
12155 (cgraph_mark_inline_edge): Update size.
12156 (cgraph_estimate_growth): Use size info.
12157 (cgraph_check_inline_limits): Check size.
12158 (cgraph_default_inline_p): Likewise.
12159 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12160 (cgraph_decide_recursive_inlining): Check size.
12161 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12163 (cgraph_decide_inlining): Likewise.
12164 (cgraph_decide_inlining_incrementally): Likewise; honor
12165 PARAM_EARLY_INLINING_INSNS.
12166 (likely_eliminated_by_inlining_p): New predicate.
12167 (estimate_function_body_sizes): New function.
12168 (compute_inline_parameters): Use it.
12169 * except.c (must_not_throw_labels): New function.
12170 * except.h (must_not_throw_labels): Declare.
12171 * tree-inline.c (init_inline_once): Kill inlining_weigths
12172 * tree-ssa-structalias.c: Avoid uninitialized warning.
12173 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12174 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12175 (PARAM_INLINE_CALL_COST): Remove.
12176 (PARAM_EARLY_INLINING_INSNS): New.
12178 2009-05-15 Richard Guenther <rguenther@suse.de>
12180 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
12181 not TODO_update_ssa.
12183 2009-05-15 Richard Guenther <rguenther@suse.de>
12185 PR tree-optimization/39999
12186 * gimple.h (gimple_expr_type): Use the expression type looking
12187 through useless conversions.
12188 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
12189 (vn_nary_op_insert_stmt): Likewise.
12190 (simplify_binary_expression): Likewise.
12192 2009-05-15 Richard Guenther <rguenther@suse.de>
12194 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
12195 New options, enabled by default.
12196 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
12198 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
12199 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
12200 * tree-ssa-structalias.c (gate_tree_pta): New function.
12201 (pass_build_alias): Use it.
12203 2009-05-15 Joseph Myers <joseph@codesourcery.com>
12205 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
12206 recurse on an invariant address if a conversion from a pointer
12207 type to a wider integer type is involved.
12209 2009-05-15 Jan Hubicka <jh@suse.cz>
12211 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12212 * cgraph.h (struct inline_summary): New filed self_wize,
12213 size_inlining_benefit, self_time and time_inlining_benefit.
12214 (struct cgraph_global_info): Replace insns by time ans size fields.
12215 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12216 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12217 (ipcp_update_callgraph): Do not touch function bodies.
12218 * ipa-inline.c: Include except.h
12219 (MAX_TIME): New constant.
12220 (overall_insns): Remove
12221 (overall_size, max_benefit): New static variables.
12222 (cgraph_estimate_time_after_inlining): New function.
12223 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12224 (cgraph_clone_inlined_nodes): Update size.
12225 (cgraph_mark_inline_edge): Update size.
12226 (cgraph_estimate_growth): Use size info.
12227 (cgraph_check_inline_limits): Check size.
12228 (cgraph_default_inline_p): Likewise.
12229 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12230 (cgraph_decide_recursive_inlining): Check size.
12231 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12233 (cgraph_decide_inlining): Likewise.
12234 (cgraph_decide_inlining_incrementally): Likewise; honor
12235 PARAM_EARLY_INLINING_INSNS.
12236 (likely_eliminated_by_inlining_p): New predicate.
12237 (estimate_function_body_sizes): New function.
12238 (compute_inline_parameters): Use it.
12239 * except.c (must_not_throw_labels): New function.
12240 * except.h (must_not_throw_labels): Declare.
12241 * tree-inline.c (init_inline_once): Kill inlining_weigths
12242 * tree-ssa-structalias.c: Avoid uninitialized warning.
12243 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12244 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12245 (PARAM_INLINE_CALL_COST): Remove.
12246 (PARAM_EARLY_INLINING_INSNS): New.
12247 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
12248 (inline-call-cost): Remove.
12249 (early-inlining-insns): New.
12251 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
12253 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
12255 (print_int_cst_bounds_in_octal_p): Likewise.
12256 (dbxout_type): Adjust calls to above functions. Be prepared to deal
12258 * dwarf2out.c (base_type_die): Likewise.
12259 (is_subrange_type): Delete.
12260 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
12261 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
12262 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
12263 if the destination type is boolean.
12264 (build_range_check): Do not special-case subtypes.
12265 (fold_sign_changed_comparison): Likewise.
12266 (fold_unary): Likewise.
12267 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
12268 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
12269 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
12270 * tree.c (subrange_type_for_debug_p): New predicate based on the
12271 former is_subrange_type.
12272 * tree.h (subrange_type_for_debug_p): Declare.
12273 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
12274 (convert_affine_scev): Remove call to above function.
12275 (chrec_convert_aggressive): Likewise.
12276 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
12277 false for conversions involving subtypes.
12278 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
12279 (vrp_val_min): Likewise.
12280 (needs_overflow_infinity): Likewise.
12281 (extract_range_from_unary_expr): Likewise.
12283 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
12285 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
12286 * config/frv/frv.c: Likewise.
12287 * config/s390/s390.c: Likewise.
12288 * config/sparc/sparc.h: Likewise.
12289 * config/i386/i386.h: Likewise.
12290 * config/i386/i386.c: Likewise.
12291 * config/crx/crx.c: Likewise.
12292 * config/m68hc11/m68hc11.h: Likewise.
12293 * config/iq2000/iq2000.c: Likewise.
12294 * config/mn10300/mn10300.h: Likewise.
12295 * config/mn10300/mn10300.c: Likewise.
12296 * config/m68k/m68k.c: Likewise.
12297 * config/rs6000/rs6000.c: Likewise.
12298 * config/rs6000/xcoff.h: Likewise.
12299 * config/rs6000/linux64.h: Likewise.
12300 * config/rs6000/sysv4.h: Likewise.
12301 * config/score/score3.c: Likewise.
12302 * config/score/score7.c: Likewise.
12303 * config/score/score.c: Likewise.
12304 * config/arm/arm.md: Likewise.
12305 * config/mips/mips.c: Likewise.
12306 * config/mips/mips.md: Likewise.
12307 * config/bfin/bfin.h: Likewise.
12308 * config/pa/pa.c: Likewise.
12309 * config/pa/constraints.md: Likewise.
12311 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
12312 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
12313 * config/pdp11/pdp11.h: Use memory_address_p instead.
12315 2009-05-14 Ian Lance Taylor <iant@google.com>
12317 * passes.c (finish_optimization_passes): Change i to int.
12318 * plugin.c (plugins_active_p): Change event to int.
12319 (dump_active_plugins): Likewise.
12320 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
12322 * tree.c (tree_range_check_failed): Change c to unsigned int.
12323 (omp_clause_range_check_failed): Likewise.
12324 (build_common_builtin_nodes): Change mode to int. Add cast.
12325 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
12326 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
12328 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
12329 ++ or -- with a variable of enum type.
12331 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12334 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
12336 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12338 * store-motion.c: Do not include params.h
12339 * Makefile.in: Fix dependencies for various files.
12341 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12343 * auto-inc-dec.c: Fix pass description, remove apparent
12344 accidental duplication.
12346 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
12348 PR middle-end/40147
12349 * ipa-utils.h (memory_identifier_string): Moved to ...
12350 * tree.h (memory_identifier_string): Here. Add GTY(()).
12352 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
12354 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
12355 in the former documentation of...
12356 (GO_IF_LEGITIMATE_ADDRESS): ... this.
12357 * ira-conflicts.c (get_dup_num): Use address_operand.
12358 * targhooks.c (default_legitimate_address_p): New.
12359 * targhooks.h (default_legitimate_address_p): New.
12360 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
12362 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
12363 * target.h (struct target): Add legitimate_address_p.
12364 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
12365 (TARGET_INITIALIZER): Include it.
12367 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12368 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
12369 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
12370 (TARGET_LEGITIMATE_ADDRESS_P): New.
12372 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12373 (REG_OK_STRICT_P): Delete.
12374 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
12375 (frv_legitimate_address_p_1): ... this.
12376 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
12377 (frv_legitimate_address_p_1): ... the renamed old
12378 frv_legitimate_address_p.
12379 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
12380 (TARGET_LEGITIMATE_ADDRESS_P): New.
12382 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12383 * config/s390/s390-protos.h (legitimate_address_p): Remove.
12384 * config/s390/s390.c (legitimate_address_p): Rename to...
12385 (s390_legitimate_address_p): ... this, make static.
12386 (legitimize_address): Adjust call.
12387 (TARGET_LEGITIMATE_ADDRESS_P): New.
12388 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
12390 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12391 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
12392 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
12393 (TARGET_LEGITIMATE_ADDRESS_P): New.
12395 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12396 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
12397 * config/spu/spu.c (spu_legitimate_address): Rename to...
12398 (spu_legitimate_address_p): ... this, make static.
12399 (TARGET_LEGITIMATE_ADDRESS_P): New.
12401 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12402 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
12403 * config/sparc/sparc.c (legitimate_address_p): Rename to...
12404 (sparc_legitimate_address_p): ... this, make static and return bool.
12405 (legitimize_address): Adjust call.
12406 (TARGET_LEGITIMATE_ADDRESS_P): New.
12408 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12409 * config/i386/i386-protos.h (legitimate_address_p): Remove.
12410 * config/i386/i386.c (legitimate_address_p): Rename to...
12411 (ix86_legitimate_address_p): ... this, make static.
12412 (constant_address_p): Move after it, adjust call.
12413 (TARGET_LEGITIMATE_ADDRESS_P): New.
12415 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12416 * config/avr/avr-protos.h (legitimate_address_p): Remove.
12417 * config/avr/avr.c (legitimate_address_p): Rename to...
12418 (avr_legitimate_address_p): ... this, make static.
12419 (legitimize_address): Adjust call.
12420 (TARGET_LEGITIMATE_ADDRESS_P): New.
12422 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12423 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
12424 * config/crx/crx.c (crx_legitimate_address_p): Make static.
12425 (TARGET_LEGITIMATE_ADDRESS_P): New.
12427 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12428 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
12429 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
12430 (TARGET_LEGITIMATE_ADDRESS_P): New.
12432 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12433 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
12435 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
12437 (TARGET_LEGITIMATE_ADDRESS_P): New.
12439 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12440 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
12442 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
12444 (m68hc11_legitimate_address_p): ... this, make static.
12445 (go_if_legitimate_address_internal): Rename to...
12446 (m68hc11_legitimate_address_p_1): ... this.
12447 (legitimize_address): Adjust call.
12448 (TARGET_LEGITIMATE_ADDRESS_P): New.
12450 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12451 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
12452 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
12453 (TARGET_LEGITIMATE_ADDRESS_P): New.
12455 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12456 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
12457 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
12458 (mn10300_legitimate_address_p): ... this, make static.
12459 (TARGET_LEGITIMATE_ADDRESS_P): New.
12461 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12462 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
12463 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
12464 (TARGET_LEGITIMATE_ADDRESS_P): New.
12466 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12467 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
12468 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
12469 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12470 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
12471 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
12472 (rs6000_legitimate_address_p): ... this, make static.
12473 (TARGET_LEGITIMATE_ADDRESS_P): New.
12474 (REG_MODE_OK_FOR_BASE_P): Delete.
12475 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
12477 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12478 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
12480 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
12481 static, adjust types.
12482 (TARGET_LEGITIMATE_ADDRESS_P): New.
12484 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12485 * config/score/score.c (score_address_p): Rename to...
12486 (score_legitimate_address_p): ... this.
12487 (TARGET_LEGITIMATE_ADDRESS_P): New.
12488 * config/score/score3.c (score3_address_p): Rename to...
12489 (score3_legitimate_address_p): ... this.
12490 * config/score/score7.c (score7_address_p): Rename to...
12491 (score7_legitimate_address_p): ... this.
12493 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
12494 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
12495 GO_IF_LEGITIMATE_ADDRESS): Delete.
12496 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
12497 thumb2_legitimate_address_p): Delete.
12498 (arm_legitimate_address_p): Rename to...
12499 (arm_legitimate_address_outer_p): ... this.
12500 * config/arm/constraints.md ("Uq"): Adjust call.
12501 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
12502 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
12504 (arm_legitimate_address_outer_p): ... this.
12505 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
12507 (TARGET_LEGITIMATE_ADDRESS_P): New.
12509 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12510 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
12511 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
12512 (TARGET_LEGITIMATE_ADDRESS_P): New.
12514 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12515 * config/vax/vax-protos.h (legitimate_address_p): Remove.
12516 * config/vax/vax.c (legitimate_address_p): Rename to...
12517 (vax_legitimate_address_p): ... this, make static.
12518 (TARGET_LEGITIMATE_ADDRESS_P): New.
12520 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12521 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
12522 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
12523 (TARGET_LEGITIMATE_ADDRESS_P): New.
12525 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12526 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
12527 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
12528 (mmix_legitimate_address_p): ... this, make static.
12529 (TARGET_LEGITIMATE_ADDRESS_P): New.
12531 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12532 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
12533 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
12534 (TARGET_LEGITIMATE_ADDRESS_P): New.
12536 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
12538 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
12539 of MODE_COMPLEX_INT.
12541 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12543 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
12544 LCT_NORMAL in function call.
12545 * mips-tdump.c (print_file_desc): Add cast to enum type.
12546 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
12547 (mark_stabs): Add casts to enum types.
12548 (parse_stabs_common): Add casts to enum types.
12550 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
12552 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
12553 Check for invalid values of LETTER.
12555 2009-05-13 Taras Glek <tglek@mozilla.com>
12557 * attribs.c (register_attribute): moved out attribute registration
12558 into register_attribute.
12559 * doc/plugins.texi: Documented register_attribute and
12561 * gcc-plugin.h: Added forward decl for register_attribute.
12562 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
12563 * plugin.c (register_callback, invoke_plugin_callbacks): Added
12564 PLUGIN_ATTRIBUTES boilerplate.
12566 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
12568 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
12569 values even in sentinel and empty entries.
12570 (ms_printf_flag_specs): Likewise.
12571 (ms_scanf_flag_specs): Likewise.
12572 (ms_strftime_flag_specs): Likewise.
12573 (ms_print_char_table): Likewise.
12574 (ms_scan_char_table): Likewise.
12575 (ms_time_char_table): Likewise.
12577 2009-05-13 Doug Kwan <dougkwan@google.com>
12579 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
12581 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
12583 * config/mips/mips.md (store): Add attributes for QI and HI.
12585 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
12586 (truncdi<mode>2): ... this new pattern.
12588 2009-05-13 Brad Hards <bradh@kde.org>
12590 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
12592 2009-05-14 Jakub Jelinek <jakub@redhat.com>
12593 Ben Elliston <bje@au.ibm.com>
12595 PR middle-end/40035
12596 * dse.c (check_mem_read_rtx): Guard against width == -1.
12598 2009-05-13 Michael Matz <matz@suse.de>
12600 PR middle-end/39976
12601 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
12602 (trivially_conflicts_p): New function.
12603 (insert_backedge_copies): Use it.
12605 2009-05-13 Janis Johnson <janis187@us.ibm.com>
12607 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
12608 (handle_stdc_pragma): Use new enum constant names.
12609 (handle_pragma_float_const_decimal64): Ditto.
12611 2009-05-13 Ian Lance Taylor <iant@google.com>
12613 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
12616 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
12618 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
12619 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
12621 * config/m68k/m68k.h (FL_UCLINUX): Define.
12623 2009-05-13 Jan Hubicka <jh@suse.cz>
12625 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
12627 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12629 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
12630 unless -fschedule-insns is specified.
12632 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12635 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
12636 TARGET_EXPAND_CBRANCHDI4.
12637 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
12638 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
12639 (cmpeqdi): Fix comment.
12641 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12643 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
12644 (sh_legitimate_address_p): Likewise.
12645 * config/sh/sh.c (sh_legitimate_index_p): New.
12646 (sh_legitimate_address_p): Likewise.
12647 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
12648 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
12649 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
12650 (MAYBE_BASE_REGISTER_RTX_P): New macro.
12651 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
12652 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
12653 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
12654 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
12655 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
12657 2009-05-12 Jan Hubicka <jh@suse.cz>
12659 * tree-inline.c (estimate_operator_cost): Add operands;
12660 when division happens by constant, it is cheap.
12661 (estimate_num_insns): Loads and stores are not having cost of 0;
12662 EH magic stuff is cheap; when computing runtime cost of switch,
12663 use log2 base of amount of its cases; builtin_expect has cost of 0;
12664 compute cost for moving return value of call.
12665 (init_inline_once): Initialize time_based flags.
12666 * tree-inline.h (eni_weights_d): Add time_based flag.
12668 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12670 * df-core.c: Update head documentation.
12672 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12675 * rs6000.c (rs6000_generate_compare): Use op1b instead of
12676 shadowing exisiting variable op1.
12678 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
12681 * config/i386/driver-i386.c (processor_signatures): New enum.
12682 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
12683 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
12684 processor signature to detect geode processor.
12686 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12690 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12692 * optabs.c (prepare_cmp_insn): Temporarily disable test that
12693 causes spurious differences between trunk and cond-optab branch.
12695 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12697 * dojump.c (compare_from_rtx): Delete.
12698 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
12699 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
12700 if the comparison does not satisfy the predicate; test predicates for
12701 operands 2 and 3 of a cstore pattern. Don't try cstore optab
12702 further if one existing pattern fails.
12703 * expr.h (compare_from_rtx): Delete.
12704 (prepare_operand): Declare it.
12705 * optabs.c: Change "lib call" to "libcall" throughout.
12706 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
12707 HAVE_conditional_trap, emit_cmp_insn): Delete.
12708 (can_compare_p): Delete cmp_optab case.
12709 (prepare_float_lib_cmp): Return an rtx and a machine mode.
12710 Accept other parameters by value.
12711 (prepare_operand): Make non-static.
12712 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
12713 other parameters by value. Try to widen operands here based on
12714 an optab_methods argument and looking at cbranch_optab.
12715 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
12716 loop. Use cbranch_optab directly.
12717 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
12718 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
12720 (emit_conditional_move, emit_conditional_add): Inline what's needed
12721 of compare_from_rtx, using new prepare_cmp_insn for the rest.
12722 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
12723 with COMPARE. Move cmov_optab and cstore_optab above
12724 with cbranch_optab, move cmp_optab down with ucmp_optab,
12725 remove tst_otpab. Do not initialize trap_rtx.
12726 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
12727 for trap code. Do not check HAVE_conditional_trap. Use
12728 prepare_cmp_insn. Accept no predicate for operand 3.
12729 * optabs.h (OTI_cmp): Mark as used only for libcalls.
12730 (OTI_ctrap, ctrap_optab): New.
12731 (tst_optab): Delete.
12732 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
12733 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
12734 with lookup of ctrap_optab.
12735 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
12737 (ctrap_optab): New.
12739 * combine.c (combine_simplify_rtx, simplify_set): Do not
12740 special case comparing against zero for cc0 machines.
12741 * simplify-rtx.c (simplify_binary_operation_1): Never remove
12742 COMPARE on cc0 machines.
12743 (simplify_relational_operation): Return a new expression when
12744 a COMPARE could be removed.
12745 * final.c (final_scan_insn): Compare cc_status values
12746 against LHS of a (compare FOO (const_int 0)) cc0 source.
12747 Also check if cc_status.value is the full compare.
12749 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
12750 (cstoreMM4): Document.
12751 (conditional_trap): Document ctrapMM4 instead.
12752 (sync_compare_and_swapMM): Refer to cbranchcc4.
12753 (Dependent Patterns): Eliminate obsolete information referring to
12754 the old jump optimization phase.
12755 (Canonicalization): Include cbranchcc4 case, omit canonicalization
12756 of compares with 0 on cc0 machines.
12757 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
12758 avoiding references to cc0. Remove text about storing operands
12760 * doc/tm.texi (Condition Codes): Include blurb on different
12761 condition code representations, separate into subsections for
12762 CC0, MODE_CC and conditional execution.
12764 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
12765 alpha_emit_setcc): Accept operands and a machine mode.
12766 * config/alpha/alpha.c (alpha_emit_conditional_branch):
12767 Get code/op0/op1 from operands, use machine mode argument
12768 instead of alpha_compare.fp_p. Emit the branch here.
12769 (alpha_emit_setcc): Likewise, and return boolean.
12770 (alpha_emit_conditional_move): Likewise. Assert that
12771 cmp_op_mode == cmp_mode, and simplify accordingly.
12772 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
12773 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
12774 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
12776 (stack probe test): Use cbranchdi4.
12777 * config/alpha/predicates.md (alpha_cbranch_operator): New.
12779 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
12780 * config/arc/arc.h (movsicc, movsfcc): Use it.
12781 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
12782 (cbranchsi4, cstoresi4): New.
12783 (cmpsi, bCC and sCC expanders): Remove.
12785 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
12786 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
12787 * config/arm/predicates.md (arm_comparison_operator): Only include
12788 floating-point operators if there is a hardware floating-point unit.
12789 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
12790 deferring to cbranch_cc and cstore_cc respectively.
12791 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
12792 cbranch_cc, cstore_cc): New.
12793 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
12795 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
12797 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
12798 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
12800 (adjust_insn_length): Adjust calls.
12801 (avr_reorg): Handle (compare (foo) (const_int 0)).
12802 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
12803 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
12804 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
12805 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
12807 (cbranchqi4, cbranchhi4, cbranchsi4): New.
12808 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
12810 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
12811 (cbranchsi4, cstorebi4, cstoresi4): New.
12812 (movbisi): This insn is duplicate, split it to zero_extend.
12813 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
12814 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
12815 (bfin_optimize_loop): Use cbranch expander.
12816 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
12817 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
12818 (bfin_bimode_comparison_operator): ... this.
12819 (bfin_direct_comparison_operator): New.
12821 * config/cris/cris.c (cris_normal_notice_update_cc): Look
12822 inside (compare FOO (const_int 0)).
12823 (cris_rtx_costs): Handle ZERO_EXTRACT.
12824 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
12825 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
12826 (*tstdi_v32): Delete.
12827 (*cmpdi_non_v32): Add M alternative for operand 1.
12828 (cmpsi, cmp<mode>): Make private.
12829 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
12831 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
12833 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
12834 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
12835 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
12836 (cc_reg_operand): New.
12837 (any_cond): Delete.
12838 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
12839 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
12840 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
12841 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
12842 crx_expand_scond): Delete.
12844 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
12846 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
12847 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
12849 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
12850 cstoresi4, cstoresf4, cstoredf4): New.
12851 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
12852 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
12853 Receive the entire operands array.
12854 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
12855 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
12856 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
12857 Get test/op0/op1 from the operands array.
12858 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
12860 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
12861 (h8300_expand_store): New.
12862 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
12864 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
12865 (h8300_expand_store): New.
12866 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
12867 or do not try to produce (set (cc0) REG).
12868 (peepholes): Wrap arguments with COMPARE. Add a peephole to
12869 change a compare into a move to a scratch register. Disable some
12870 peepholes when comparing with zero.
12871 (tstsi, tsthi, tstsi, cmpqi): Make private.
12873 (bCC, sCC): Delete.
12874 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
12877 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
12878 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
12879 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
12880 (ix86_emit_i387_log1p): Use cbranchxf2.
12881 (ix86_expand_setcc): Return void.
12882 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
12883 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
12884 cmp<MODEF>, cmpcc): Remove.
12885 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
12886 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
12887 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
12888 (sCC and bCC expanders): Remove.
12889 (stack_protect_test): Use cbranchcc4.
12891 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
12893 (ia64_expand_compare): Accept three rtx by reference and return void.
12894 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
12895 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
12896 from *expr. Update *expr with the BImode comparison to do.
12897 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
12898 cmptf, bCC, sCC, conditional_trap): Delete.
12899 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
12900 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
12901 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
12902 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
12903 * config/ia64/predicates.md (ia64_cbranch_operator): New.
12905 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
12906 type of last argument.
12907 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
12908 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
12909 use machine mode argument instead of branch_type. Remove dead
12910 code for floating-point comparisons.
12911 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
12912 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
12914 (cbranchsi4, cstoresi4): New.
12915 * config/iq2000/predicates.md (reg_or_const_operand): New.
12917 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
12918 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
12919 (b<code>_op): Rewrite to...
12920 (bcc_op): ... this, using match_operator.
12921 (s<code>_op): Rewrite to...
12922 (scc_op): ... this, using match_operator.
12923 (s<code>_24_op): Rewrite to...
12924 (scc_op_24): ... this, using match_operator.
12925 (s<code>_<mode>): Rewrite to...
12926 (cstore<mode>4): ... this, using match_operator.
12927 (s<code>_<mode>_24): Rewrite to...
12928 (cstore<mode>4_24): ... this, using match_operator.
12929 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
12930 m32c_unpend_compare, m32c_expand_scc): Delete.
12931 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
12932 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
12933 (m32c_expand_movcc): Change NE to EQ if necessary.
12934 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
12936 * config/m32r/m32r-protos.h (gen_cond_store): New.
12937 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
12938 (gen_cond_store): New, from sCC patterns.
12939 (m32r_expand_block_move): Use cbranchsi4.
12940 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
12941 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
12942 (cbranchsi4, cstoresi4): New.
12944 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
12946 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
12947 (m68hc11_notice_update_cc): Look into a compare with 0.
12948 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
12950 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
12951 cmphi, cmpqi, bCC): Delete.
12952 (cbranchsi4, cbranchhi4, cbranchqi4): New.
12953 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
12954 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
12957 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
12958 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
12959 * config/m68k/constraints.md (H): New.
12960 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
12961 the define_insn below.
12962 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
12963 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
12964 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
12965 patterns): Wrap RHS with COMPARE.
12966 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
12967 (*cmpdi_internal): Name this pattern.
12968 (cmpdi): Change to define_insn.
12969 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
12970 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
12971 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
12973 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
12974 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
12975 (conditional_trap): Change to...
12976 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
12977 (*conditional_trap): Use the ordered_comparison_operator and
12978 const1_operand predicates.
12979 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
12980 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
12981 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
12982 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
12984 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
12985 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
12986 (mcore_gen_compare): New.
12987 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
12988 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
12989 (mcore_gen_compare): ... this.
12990 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
12991 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
12992 (stack probe pattern): Use cbranchsi4.
12994 * config/mips/predicates.md (mips_cstore_operator): New.
12995 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
12996 * config/mips/mips.md (any_cond): Delete.
12997 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
12999 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
13000 fixuns_truncsfdi2): Use cbranch patterns.
13001 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
13002 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
13003 Adjust call to mips_expand_conditional_branch.
13004 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
13006 * config/mips/mips-protos.h (mips_expand_conditional_branch,
13007 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
13008 * config/mips/mips.c (cmp_operands): Delete.
13009 (mips_emit_compare): Get comparison operands from *op0/*op1.
13010 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
13011 that it succeeds. Use op0/op1 instead of cmp_operands.
13012 (mips_expand_conditional_branch, mips_expand_conditional_move,
13013 mips_expand_conditional_trap): Likewise.
13014 (mips_block_move_loop): Use cbranch patterns.
13015 * config/mips/mips.h (cmp_operands): Delete.
13017 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
13018 (mmix_gen_compare_reg): Just return a register in the right CC mode.
13019 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
13020 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
13021 (*cmpcc_folded): Rename to...
13022 (*cmpdi_folded): this.
13023 (*cmpcc): Rename to...
13025 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
13028 (cbranchdf4): New. Handle invalid comparisons here.
13029 * config/mmix/predicates.md (float_comparison_operator): New.
13031 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
13032 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
13033 * config/mn10300/mn10300.md (tst): Delete.
13034 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
13035 Name these patterns and wrap RHS in a compare.
13036 (*cmpsi): Make this pattern private. Include tst.
13037 (*cmpsf): Make this pattern private.
13038 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
13039 (compare with zero peepholes): Likewise.
13041 (cbranchsi4, cbranchsf4): New.
13042 (casesi): Use cbranchsi4.
13044 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
13045 hppa_branch_type): Delete.
13046 (return_addr_rtx): Use cbranchsi4.
13047 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
13048 Emit CCFPmode comparison here.
13049 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
13050 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
13051 hppa_branch_type): Delete.
13052 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
13053 (movsicc, movdicc): Remove references to hppa_compare_op0,
13054 hppa_compare_op1 and compare_from_rtx.
13055 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
13056 (casesi): Use cbranchsi4.
13058 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
13059 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
13060 * config/pdp11/pdp11.md (register_or_const0_operand): New.
13061 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
13062 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
13064 (cbranchdf4, cbranchhi4, cbranchqi4): New.
13065 (*branch, *branch_inverted): New.
13067 * config/picochip/picochip.md (cbranchhi4): Use
13068 ordered_comparison_operator.
13069 (cmphi, bCC): Remove.
13071 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
13072 (trap_comparison_operator): Delete.
13073 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
13074 rs6000_emit_cbranch): Accept mode and operands.
13075 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
13076 rs6000_compare_fp_p): Delete.
13077 (rs6000_generate_compare): Accept mode and comparison. Extract code
13078 and op0/op1 from there. Replace references to rs6000_compare_op0
13079 and rs6000_compare_op1.
13080 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
13081 extract result from passed operands.
13082 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
13083 extract loc from passed operands.
13084 (rs6000_emit_cmove): Likewise.
13085 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
13086 rs6000_compare_fp_p): Delete.
13087 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
13088 (cbranch<GPR>4, cbranch<FP>4): New.
13089 (cstore<mode>4): New. Consolidate here all choices about when to use
13090 portable or specialized sCC sequences.
13091 (stack_protect_test): Use cbranchsi4.
13092 (conditional_trap): Replace with ctrap<GPR>4.
13093 (conditional trap insn): Replace trap_comparison_operator with
13094 ordered_comparison_operator.
13096 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
13097 (s390_emit_prologue): Use ctrap.
13098 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
13099 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
13100 New predicates replacing...
13101 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
13102 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
13103 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
13104 (add<mode>cc): Do not use s390_compare_op0/op1.
13105 (s<code>): Change to...
13106 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
13107 (seq): Change to...
13108 (cstorecc4): ... this. Handle EQ or NE equally.
13109 (*sne): Un-privatize for use in cstorecc4.
13110 (b<code>): Change to...
13111 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
13112 (conditional_trap): Replace with...
13113 (ctrap<GPR>4, ctrap<FP>4): ... these.
13114 (stack_protect): Use cbranchcc4.
13116 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
13117 * config/score/score-protos.h (score_gen_cmp): Delete.
13118 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
13119 (score_block_move-loop): Use cbranchsi4.
13120 * config/score/score.md (cbranchsi4): New.
13121 (cmpsi, bCC): Delete.
13122 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
13123 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
13124 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
13125 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
13126 * config/score/score3.h (score3_gen_cmp): Delete.
13127 * config/score/score7.h (score7_gen_cmp): Delete.
13129 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
13130 (sh_emit_scc_to_t): ... this. Return void.
13131 (from_compare): Rename to...
13132 (sh_emit_compare_and_branch): ... this.
13133 (sh_emit_compare_and_set): New.
13134 (sh_expand_t_scc): Accept operands.
13135 * config/sh/predicates.md (sh_float_comparison_operator): New.
13136 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
13137 (prepare_scc_operands): Rename to...
13138 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
13140 (sh_emit_cheap_store_flag): New.
13141 (sh_emit_set_t_insn): New.
13142 (from_compare): Rename to...
13143 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
13144 handling of TARGET_SH2E floating point to avoid recursive call.
13145 Generate branch here.
13146 (sh_emit_compare_and_set): New.
13147 (sh_expand_t_scc): Get op0/op1 from arguments.
13148 (sh_emit_cheap_store_flag): New.
13149 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
13151 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
13152 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
13153 (movsicc, movdicc): Do nothing when it recreated operands from
13154 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
13155 prepare_scc_operands (now sh_emit_scc_to_t).
13156 (udivdi3): Use cstoresi4.
13157 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
13158 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
13159 (cbranchint4_media, cbranchfp4_media): New.
13160 (casesi): Use cbranchdi4.
13161 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
13163 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
13164 (movnegt): Remove second operand.
13165 (cbranchsf4, cbranchdf4): New.
13166 (stack_protect): Use cbranchdi4/cbranchsi4.
13168 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
13169 (gen_compare_reg): Accept comparison, extract part of it to...
13170 (gen_compare_reg_1): ... this.
13171 (gen_compare_operator): Delete.
13172 (gen_v9_scc): Accept separate destination, comparison code and arms.
13173 Do not use sparc_compare_op0/sparc_compare_op1.
13174 (emit_scc_insn, emit_conditional_branch_insn): New.
13175 (emit_v9_brxx): Make static. Remove useless assertion.
13176 (sparc_emit_float_lib_cmp): Return RTL instead of calling
13178 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
13179 * config/sparc/sparc-protos.h (gen_compare_reg,
13180 sparc_emit_float_lib_cmp): Adjust prototype.
13181 (emit_scc_insn, emit_conditional_branch_insn): New.
13182 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
13183 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
13184 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
13185 iterators to the top.
13186 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
13187 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
13188 snedi_special_trunc): Delete.
13189 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
13190 and snedi_special_trunc.
13191 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
13192 cbranchdi4, cbranch<F:mode>4): New.
13193 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
13194 here. Use gen_compare_reg instead of gen_compare_operator.
13195 (conditional_trap): Replace with...
13196 (ctrapsi4, ctrapdi4): ... this.
13197 (stack_protect_test): Use cbranchcc4.
13199 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
13201 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
13202 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
13203 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
13204 from operands[0] or operands[3] depending on is_set.
13205 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
13206 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
13207 cmpdf, bCC), sCC: Remove.
13208 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
13209 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
13211 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
13212 spu_emit_branch_or_set.
13214 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
13216 * config/stormy16/stormy16.h (xstormy16_compare_op0,
13217 xstormy16_compare_op1): Delete.
13218 * config/stormy16/stormy16.c (xstormy16_compare_op0,
13219 xstormy16_compare_op1): Delete.
13220 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
13222 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
13223 (cmphi, cmpsi, bCC): Remove.
13225 * config/v850/v850.md (tstsi, cmpsi): Fold into...
13226 (*cmpsi): ... this one.
13227 (cbranchsi4, cstoresi4): New.
13228 (bCC expanders): Delete.
13229 (sCC insns): Fold into...
13230 (*setcc): ... this one.
13231 (casesi): Do not use gen_cmpsi and gen_bgtu.
13232 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
13233 (movsicc): Simplify.
13234 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
13236 * config/vax/vax-protos.h (cond_name): New.
13237 (vax_output_conditional_branch): Remove.
13238 * config/vax/vax.c (cond_name): New.
13239 (vax_output_conditional_branch): Remove.
13240 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
13241 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
13242 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
13243 (bit<VAXint>): Wrap source with (compare).
13244 (b<code> and following unnamed pattern): Rename to *branch and
13245 *branch_reversed. Change macroization to match_operator.
13246 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
13248 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
13249 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
13250 Change last argument to machine_mode.
13251 (xtensa_expand_scc): Add machine_mode argument.
13252 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
13253 (gen_conditional_move, xtensa_expand_conditional_branch,
13254 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
13255 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
13256 Adjust operand numbers.
13257 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
13259 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
13260 (cmpsi, cmpsf, b<code>, s<code>): Delete.
13261 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
13263 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13265 * optabs.c (prepare_cmp_insn): Temporarily disable test that
13266 causes spurious differences between trunk and cond-optab branch.
13268 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
13271 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
13273 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
13275 * tree.c (iterative_hash_pointer): Delete.
13276 (iterative_hash_expr): Short-circuit handling of NULL pointer.
13277 Hash UIDs and versions of SSA names. Don't special-case built-in
13278 function declarations.
13280 2009-05-11 Ian Lance Taylor <iant@google.com>
13283 * graphite.c: Force -Wc++-compat to only be a warning before
13284 #including "cloog/cloog.h".
13286 2009-05-11 Martin Jambor <mjambor@suse.cz>
13288 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
13290 2009-05-11 Jan Hubicka <jh@suse.cz>
13292 * tree-ssa-loop-ivcanon.c: Include target.h
13293 (struct loop_size): new structure.
13294 (constant_after_peeling): New predicate.
13295 (tree_estimate_loop_size): New function.
13296 (estimated_unrolled_size): Rewrite for new estimates.
13297 (try_unroll_loop_completely): Use new estimates.
13298 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
13300 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
13302 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
13303 libcpp interface change.
13304 (spu_macro_to_expand): Likewise.
13306 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
13308 PR tree-optimization/40026
13309 * gimplify.c (gimplify_init_constructor): Change initial conditional
13310 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
13311 optimize_compound_literals_in_ctor.
13313 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
13315 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
13317 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
13319 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
13321 * tree-vect-data-refs.c (vect_analyze_group_access): Use
13322 HOST_WIDE_INT for gap.
13324 2009-05-11 Ira Rosen <irar@il.ibm.com>
13326 PR tree-optimization/40074
13327 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
13328 account in group size and step comparison.
13330 2009-05-11 Richard Guenther <rguenther@suse.de>
13332 * passes.c (init_optimization_passes): Strip now incorrect comment.
13333 (execute_function_todo): Do not set PROP_alias.
13334 * tree-pass.h (PROP_alias): Remove.
13335 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
13336 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
13337 * tree-nrv.c (pass_return_slot): Likewise.
13338 * tree-object-size.c (pass_object_sizes): Likewise.
13339 * tree-ssa-dom.c (pass_dominator): Likewise.
13340 (pass_phi_only_cprop): Likewise.
13341 * tree-ssa-dse.c (pass_dse): Likewise.
13342 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
13343 (pass_cselim): Likewise.
13344 * tree-ssa-pre.c (pass_pre): Likewise.
13345 (pass_fre): Likewise.
13346 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
13347 * tree-ssa-sink.c (pass_sink_code): Likewise.
13348 * tree-stdarg.c (pass_stdarg): Likewise.
13349 * tree-tailcall.c (pass_tail_calls): Likewise.
13350 * tree-vrp.c (pass_vrp): Likewise.
13352 2009-05-10 Ian Lance Taylor <iant@google.com>
13354 * basic-block.h (enum profile_status): Break out of struct
13355 control_flow_graph.
13356 * cgraph.h (struct inline_summary): Break out of struct
13358 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
13359 of struct cgraph_order_sort.
13360 * combine.c (enum undo_kind): New enum, broken out of struct undo.
13361 * cse.c (struct branch_path): Break out of struct
13362 cse_basic_block_data.
13363 * except.h (enum eh_region_type): Break out of struct eh_region.
13364 * gcc.c (enum add_del): Break out of struct modify_target.
13365 * genrecog.c (enum decision_type): Break out of struct decision_test.
13366 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
13368 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
13369 * regmove.c (enum match_use): New enum, broken out of struct match.
13370 * sched-int.h (enum post_call_group): New enum, broken out of
13372 (struct deps_reg): Break out of struct deps.
13373 * target.h (struct asm_int_op): Break out of struct gcc_target.
13374 * tree-eh.c (struct goto_queue_node): Break out of struct
13376 * tree-inline.h (enum copy_body_cge_which): Break out of
13378 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
13380 * c-decl.c (in_struct, struct_types): New static variables.
13381 (pushtag): Add loc parameter. Change all callers.
13382 (lookup_tag): Add ploc parameter. Change all callers.
13383 (check_compound_literal_type): New function.
13384 (parser_xref_tag): Add loc parameter. Change all callers. If
13385 -Wc++-compat, warn about struct/union/enum types defined within a
13387 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
13388 and loc parameters. Change all callers. Change error calls to
13389 error_at, using loc. For a redefinition, if the location of the
13390 original definition is known, report it. Set in_struct and
13391 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
13392 (finish_struct): Add new parameters enclosing_in_struct and
13393 enclosing_struct_types. Change all callers. Set
13394 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
13395 in the struct. If in a struct, add this struct to struct_types.
13396 (start_enum): Add loc parameter. Change all callers. Use
13397 error_at for errors, using loc. For a redefinition, if the
13398 location of the original definition is known, report it. If in a
13399 struct, add this enum type to struct_types. If -Wc++-compat warn
13400 if in sizeof, typeof, or alignof.
13401 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
13402 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
13403 (c_parser_enum_specifier): Get enum location for start_enum.
13404 (c_parser_struct_or_union_specifier): Get struct location for
13405 start_struct. Save in_struct and struct_types status between
13406 start_struct and finish_struct.
13407 (c_parser_cast_expression): Get location of cast.
13408 (c_parser_alignof_expression): Get location of type.
13409 (c_parser_postfix_expression): Likewise.
13410 (c_parser_postfix_expression_after_paren_type): Add type_loc
13411 parameter. Change all callers. Call check_compound_literal_type.
13412 Use type_loc for error about variable size type.
13413 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
13414 of an enum constant from an enum type defined in a struct or union.
13415 (c_cast_expr): Add loc parameter. Change all callers. If
13416 -Wc++-compat, warn about defining a type in a cast.
13417 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
13418 (start_enum, start_struct, finish_struct): Update declarations.
13419 (parser_xref_tag, c_cast_expr): Update declarations.
13420 (check_compound_literal_type): Declare.
13422 2009-05-11 Ben Elliston <bje@au.ibm.com>
13424 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
13425 for recent libcpp interface change.
13426 (rs6000_macro_to_expand): Likewise.
13428 2009-05-10 Michael Matz <matz@suse.de>
13431 * config/arm/arm.c (require_pic_register): Emit on entry edge,
13432 not at entry of function.
13434 2009-05-10 Richard Guenther <rguenther@suse.de>
13436 PR tree-optimization/40081
13438 * tree-sra.c (instantiate_element): Instantiate scalar replacements
13439 using the main variant of the element type. Do not fiddle with
13440 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
13442 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
13443 structs with volatile fields.
13445 2009-05-10 Jan Hubicka <jh@suse.cz>
13447 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
13448 (estimate_move_cost): Assert that it does not get called for
13450 (estimate_num_insns): Skip VOID types in argument handling.
13451 (optimize_inline_calls): Delete unreachable blocks and verify that
13452 callgraph is valid.
13454 2009-05-10 Jan Hubicka <jh@suse.cz>
13456 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
13457 * cgraph.c (cgraph_mark_address_taken_node): New function.
13458 (dump_cgraph_node): Dump new flag.
13459 * cgraph.h (struct cgraph_node): Add address_taken.
13460 (cgraph_mark_address_taken_node): New function.
13461 * ipa.c (cgraph_postorder): Prioritize functions with address taken
13462 since new direct calls can be born.
13464 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13466 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
13467 tok->val.node.node.
13469 2009-05-10 Jan Hubicka <jh@suse.cz>
13471 PR middle-end/40084
13472 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
13474 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
13475 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
13476 * tree-inline.c (copy_bb): Set frequency correctly.
13477 (fold_marked_statements): Update call to
13478 cgraph_update_edges_for_call_stmt.
13480 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13482 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
13483 identifiers in diagnostics.
13484 * config/arm/arm.c (arm_handle_fndecl_attribute,
13485 arm_handle_isr_attribute): Likewise.
13486 * config/avr/avr.c (avr_handle_progmem_attribute,
13487 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
13488 * config/bfin/bfin.c (handle_int_attribute,
13489 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
13490 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
13491 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
13493 * config/darwin.c (darwin_handle_kext_attribute,
13494 darwin_handle_weak_import_attribute): Likewise.
13495 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
13496 h8300_handle_eightbit_data_attribute,
13497 h8300_handle_tiny_data_attribute): Likewise.
13498 * config/i386/i386.c (ix86_handle_cconv_attribute,
13499 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
13500 * config/i386/winnt.c (ix86_handle_shared_attribute,
13501 ix86_handle_selectany_attribute): Likewise.
13502 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
13503 * config/m32c/m32c.c (function_vector_handler): Likewise.
13504 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
13505 m68hc11_handle_fntype_attribute): Likewise.
13506 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
13507 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
13508 * config/mips/mips.c (mips_insert_attributes,
13509 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
13510 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
13511 rs6000_handle_struct_attribute): Likewise.
13512 * config/sh/sh.c (sh_insert_attributes,
13513 sh_handle_resbank_handler_attribute,
13514 sh_handle_interrupt_handler_attribute,
13515 sh2a_handle_function_vector_handler_attribute,
13516 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
13518 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
13519 * config/spu/spu.c (spu_handle_fndecl_attribute,
13520 spu_handle_vector_attribute): Likewise.
13521 * config/stormy16/stormy16.c
13522 (xstormy16_handle_interrupt_attribute): Likewise.
13523 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
13524 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
13526 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13528 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
13529 (pp_translate_identifiers): New.
13530 (pp_identifier): Only conditionally translate identifier to locale
13532 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
13533 (pp_base_tree_identifier): Only conditionally translate identifier
13534 to locale character set.
13535 * c-pretty-print.c (M_): Define.
13536 (pp_c_type_specifier, pp_c_primary_expression): Mark English
13537 fragments for conditional translation with M_.
13538 * tree-pretty-print.c (maybe_init_pretty_print): Disable
13539 identifier translation.
13541 2009-05-10 Richard Guenther <rguenther@suse.de>
13543 PR tree-optimization/40081
13544 * tree-sra.c (instantiate_element): Instantiate scalar replacements
13545 using the main variant of the element type. Do not fiddle with
13546 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
13548 2009-05-09 Jan Hubicka <jh@suse.cz>
13550 PR middle-end/40080
13551 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
13552 indirect calls; verify cgraph afterwards.
13554 2009-05-09 Jan Hubicka <jh@suse.cz>
13557 * ipa.c (update_inlined_to_pointer): New function.
13558 (cgraph_remove_unreachable_nodes): Use it.
13560 2009-05-09 Jan Hubicka <jh@suse.cz>
13562 * tree-eh.c (struct leh_state): Remove prev_try.
13563 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
13564 not track prev_try.
13565 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
13566 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
13567 remove_eh_handler_and_replace, foreach_reachable_handler,
13568 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
13569 * except.h (struct eh_region): Remove eh_region_u_cleanup.
13570 (gen_eh_region_cleanup): Update prototype.
13572 2009-05-09 Jan Hubicka <jh@suse.cz>
13574 PR middle-end/40043
13575 * except.c (copy_eh_region): Always set prev_try.
13576 (redirect_eh_edge_to_label): Find outer try.
13577 (foreach_reachable_handler): When looking for prev try
13578 handle case where previous try is not going to be taken.
13580 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
13582 PR tree-optimization/40049
13583 * tree-vect-stmts.c (vectorizable_operation): If the machine has
13584 only vector/vector shifts, convert the type of the constant to the
13585 appropriate type to avoid building incorrect trees, which
13586 eventually have problems with garbage collection.
13588 2009-05-08 Joseph Myers <joseph@codesourcery.com>
13590 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
13591 -1 for complex floating-point types if honoring signed zeros.
13593 2009-05-08 Jan Hubicka <jh@suse.cz>
13595 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
13596 argument; handle correctly when profile is absent.
13597 (build_cgraph_edges): Update.
13598 (rebuild_cgraph_edges): Update.
13599 * cgraph.c: Do not include varray.h.
13600 (cgraph_set_call_stmt_including_clones): New function.
13601 (cgraph_create_edge_including_clones): Likewise
13602 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
13603 (cgraph_update_edges_for_call_stmt): Handle clones.
13604 (cgraph_remove_node): Handle clone tree.
13605 (cgraph_remove_node_and_inline_clones): New function.
13606 (dump_cgraph_node): Dump clone tree.
13607 (cgraph_clone_node): Handle clone tree.
13608 (clone_function_name): Bring here from tree-inline.c.
13609 (cgraph_create_virtual_clone): New function.
13610 * cgraph.h (ipa_replace_map): Move here from ipa.h.
13611 (cgraph_clone_info): New function.
13612 (strut cgraph_node): Add clone_info and new clone tree pointers.
13613 (cgraph_remove_node_and_inline_clones,
13614 cgraph_set_call_stmt_including_clones,
13615 cgraph_create_edge_including_clones,
13616 cgraph_create_virtual_clone): Declare.
13617 (cgraph_function_versioning): Use VEC argument.
13618 (compute_call_stmt_bb_frequency): Update prototype.
13619 (cgraph_materialize_all_clones): New function.
13620 * ipa-cp.c (ipcp_update_cloned_node): Remove.
13621 (ipcp_create_replace_map): Update to VECtors.
13622 (ipcp_update_callgraph): Use virtual clones.
13623 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
13624 (ipcp_update_profiling): Do not update local profiling.
13625 (ipcp_insert_stage): Use VECtors and virtual clones.
13626 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
13627 (clone_of_p): New function.
13628 (cgraph_preserve_function_body_p): Use clone tree.
13629 (cgraph_optimize): Materialize clones.
13630 (cgraph_function_versioning): Update for VECtors.
13631 (save_inline_function_body): Use clone tree.
13632 (cgraph_materialize_clone): New function.
13633 (cgraph_materialize_all_clones): Likewise.
13634 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
13635 * ipa.c: Include gimple.h.
13636 (cgraph_remove_unreachable_nodes): Use clone tree.
13637 * ipa-prop.c (ipa_note_param_call): Update call to
13638 compute_call_stmt_bb_frequencycall.
13639 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
13640 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
13641 (copy_bb): Handle updating of clone tree; add new edge when new call
13643 (expand_call_inline): Be strict about every call having edge.
13644 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
13645 (delete_unreachable_blocks_update_callgraph): New function.
13646 (tree_function_versioning): Use VECtors; always remove unreachable
13647 blocks and fold conditionals.
13648 * tree-inline.h: Do not include varray.h.
13649 (tree_function_versioning): Remove.
13650 * Makefile.in (GTFILES): Remove tree-inline.c
13651 * passes.c (do_per_function): Do only functions having body.
13652 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
13655 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
13656 Andrew Morrow <acm@google.com>
13659 * c-common.c (c_common_attribute_table): Permit deprecated
13660 attribute to take an optional argument.
13661 (handle_deprecated_attribute): If the optional argument to
13662 __attribute__((deprecated)) is not a string ignore the attribute
13663 and emit a warning.
13665 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
13666 * c-typeck.c (build_component_ref): Likewise.
13667 (build_external_ref): Likewise.
13669 * toplev.c (warn_deprecated_use): Add an attribute argument.
13670 Emit the message associated with __attribute__((deprecated)).
13672 * toplev.h (warn_deprecated_use): Updated.
13674 * doc/extend.texi: Document new optional parameter to
13675 __attribute__((deprecated))
13677 2009-05-08 Michael Eager <eager@eagercon.com>
13679 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
13680 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
13682 2009-05-08 Richard Guenther <rguenther@suse.de>
13684 PR tree-optimization/40062
13685 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
13686 Avoid exponential behavior.
13688 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13690 PR rtl-optimization/33928
13692 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
13693 process_uses, build_single_def_use_links): New.
13694 (update_df): Update use_def_ref.
13695 (forward_propagate_into): Use get_def_for_use instead of use-def
13697 (fwprop_init): Call build_single_def_use_links and let it initialize
13699 (fwprop_done): Free use_def_ref.
13700 (fwprop_addr): Eliminate duplicate call to df_set_flags.
13701 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
13702 df_rd_simulate_one_insn): New.
13703 (df_rd_bb_local_compute_process_def): Update head comment.
13704 (df_chain_create_bb): Use the new RD simulation functions.
13705 * df.h (df_rd_simulate_artificial_defs_at_top,
13706 df_rd_simulate_one_insn): New.
13707 * opts.c (decode_options): Enable fwprop at -O1.
13708 * doc/invoke.texi (-fforward-propagate): Document this.
13710 2009-05-08 Joseph Myers <joseph@codesourcery.com>
13713 * c-typeck.c (build_binary_op): Handle arithmetic between one real
13714 and one complex operand specially.
13715 * tree-complex.c (some_nonzerop): Do not identify a real value as
13716 zero if flag_signed_zeros.
13718 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13720 PR rtl-optimization/33928
13721 * loop-invariant.c (record_use): Fix && vs. || mishap.
13723 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13725 PR rtl-optimization/33928
13726 * loop-invariant.c (struct use): Add addr_use_p.
13727 (struct def): Add n_addr_uses.
13728 (struct invariant): Add cheap_address.
13729 (create_new_invariant): Set cheap_address.
13730 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
13731 (record_uses): Pass df_ref to record_use.
13732 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
13735 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
13737 * config/sh/sh.c: Do not include c-pragma.h.
13739 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
13741 * config/spu/spu.c: Remove include of c-common.h.
13743 2009-05-07 Janis Johnson <janis187@us.ibm.com>
13746 * c-common.h (mark_valid_location_for_stdc_pragma,
13747 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
13748 clear_float_const_decimal64, float_const_decimal64_p): New.
13749 * c.opt (Wunsuffixed-float-constants): New.
13750 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
13751 unsuffixed float constant, handle new warning.
13752 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
13753 * c-decl.c (c_scope): New flag float_const_decimal64.
13754 (set_float_const_decimal64, clear_float_const_decimal64,
13755 float_const_decimal64_p): New.
13756 (push_scope): Set new flag.
13757 * c-parser.c (c_parser_translation_unit): Mark when it's valid
13758 to use STDC pragmas.
13759 (c_parser_external_declaration): Ditto.
13760 (c_parser_compound_statement_nostart): Ditto.
13761 * c-pragma.c (valid_location_for_stdc_pragma,
13762 mark_valid_location_for_stdc_pragma,
13763 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
13764 handle_pragma_float_const_decimal64): New.
13765 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
13766 * cp/semantics.c (valid_location_for_stdc_pragma_p,
13767 set_float_const_decimal64, clear_float_const_decimal64,
13768 float_const_decimal64_p): New dummy functions.
13769 * doc/extend.texi (Decimal Float): Remove statement that the
13770 pragma, and suffix for double constants, are not supported.
13771 * doc/invoke.texi (Warning Options): List new option.
13772 (-Wunsuffixed-float-constants): New.
13774 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
13776 * config/i386/i386.c: Do not include c-common.h.
13778 2009-05-07 Mark Heffernan <meheff@google.com>
13780 * doc/invoke.texi (Debugging Options): Document change of debugging
13782 * opts.c (decode_options): Make dump_base_name relative to
13783 aux_base_name directory.
13785 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
13787 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
13788 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
13790 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
13792 * Makefile.in (install-plugin): Simplify a bit.
13794 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
13796 * Makefile.in (OBJS-common): Add regcprop.o.
13798 * timevar.def (TV_CPROP_REGISTERS): New.
13799 * regrename.c (regrename_optimize): Return 0.
13800 (rest_of_handle_regrename): Delete.
13801 (pass_rename_registers): Point to regrename_optimize.
13802 (struct value_data_entry, struct value_data,
13803 kill_value_one_regno, kill_value_regno, kill_value,
13804 set_value_regno, init_value_data, kill_clobbered_value,
13805 kill_set_value, kill_autoinc_value, copy_value,
13806 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
13807 replace_oldest_value_reg, replace_oldest_value_addr,
13808 replace_oldest_value_mem, copyprop_hardreg_forward_1,
13809 debug_value_data, validate_value_data): Move...
13810 * regcprop.c: ... here.
13811 (rest_of_handle_cprop): Delete.
13812 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
13814 2009-05-07 Jakub Jelinek <jakub@redhat.com>
13816 PR middle-end/40057
13817 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
13818 GEN_INT for 1 << bitnum.
13819 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
13820 build_int_cst_type.
13822 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
13824 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
13825 Remove wrong description of "nand" operation.
13827 2009-05-06 Richard Guenther <rguenther@suse.de>
13828 Adam Nemet <anemet@caviumnetworks.com>
13830 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
13831 comment. Add that if LHS is not a gimple register, then RHS1 has
13832 to be a single object (GIMPLE_SINGLE_RHS).
13834 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
13836 * expr.c (get_def_for_expr): Move it up in the file.
13837 (store_field): When expanding a bit-field store, look at the
13838 defining gimple stmt for the masking conversion.
13840 2009-05-06 Janis Johnson <janis187@us.ibm.com>
13842 PR middle-end/39986
13843 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
13844 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
13845 32-bit memcpy into long.
13847 2009-05-06 Jakub Jelinek <jakub@redhat.com>
13849 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
13850 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
13852 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
13853 instead of appending DW_OP_deref*.
13855 2009-05-06 Michael Matz <matz@suse.de>
13857 PR middle-end/40021
13858 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
13859 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
13861 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
13863 * Makefile.in (install-plugin): Fix srcdir handling.
13865 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
13867 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
13868 when processing for not_regs_needed bitmap.
13869 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
13870 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
13871 handling it for rhs.
13873 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
13875 * config/i386/i386.md (unnamed inc/dec peephole): Use
13876 optimize_insn_for_size_p instead of optimize_size.
13877 * config/i386/predicates.md (incdec_operand): Likewise.
13878 (aligned_operand): Likewise.
13879 * config/i386/sse.md (divv8sf3): Likewise.
13880 (sqrtv8sf2): Likewise.
13882 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
13884 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
13886 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
13888 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
13890 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
13891 ssemodesuffixf2c with avxmodesuffixf2c.
13893 2009-05-06 Joseph Myers <joseph@codesourcery.com>
13896 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
13898 2009-05-05 Jakub Jelinek <jakub@redhat.com>
13900 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
13901 (struct tree_base): Adjust spacing for 8 bit boundaries.
13902 (struct tree_decl_common): Add decl_by_reference_flag bit.
13903 (DECL_BY_REFERENCE): Adjust.
13904 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
13905 print DECL_BY_REFERENCE bit.
13906 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
13907 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
13908 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
13909 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
13912 PR middle-end/39666
13913 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
13914 range of the type, but default label is missing, add it with one
13915 of the existing labels instead of adding a new label for it.
13917 2009-05-05 Joseph Myers <joseph@codesourcery.com>
13921 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
13923 * Makefile.in (enable_plugin, plugin_includedir): New.
13924 (install): Depend on install-plugin.
13925 (PLUGIN_HEADERS): New.
13926 (install-plugin): New.
13927 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
13929 2009-05-05 Richard Guenther <rguenther@suse.de>
13931 PR tree-optimization/40022
13932 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
13934 (phivn_valid_p): Fix tuplification error, simplify.
13935 (phiprop_insert_phi): Add dumps.
13936 (propagate_with_phi): Simplify.
13938 2009-05-05 Richard Guenther <rguenther@suse.de>
13940 PR middle-end/40023
13941 * builtins.c (gimplify_va_arg_expr): Properly build the address.
13943 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
13945 * tree.h (strip_float_extensions): Remove duplicate declaration.
13946 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
13947 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
13948 block_ultimate_origin): Rearrange the declarations line to match the
13949 comment that indicates the .c file which the functions are defined.
13950 (dwarf2out_*, set_decl_rtl): Add comment.
13951 (get_base_address): Adjust comment.
13952 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
13953 declarations line and add comment.
13954 (is_builtin_name): Add blank after function name, for clarity.
13956 2009-05-04 Joseph Myers <joseph@codesourcery.com>
13958 * attribs.c (decl_attributes): Use %qE for identifiers in
13960 * cgraphunit.c (verify_cgraph_node): Translate function names to
13961 locale character set in diagnostics.
13962 * coverage.c (get_coverage_counts): Use %qE for identifiers in
13964 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
13965 Document that functions are named in UTF-8.
13966 * expr.c (expand_expr_real_1): Translate function names to locale
13967 character set in diagnostics.
13968 * gimplify.c (omp_notice_variable, omp_is_private,
13969 gimplify_scan_omp_clauses): Use %qE for identifiers in
13971 * langhooks.c (lhd_print_error_function): Translate function names
13972 to locale character set.
13973 * langhooks.h (decl_printable_name): Document that return value is
13974 in internal character set.
13975 * stmt.c: Include pretty-print.h
13976 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
13978 (resolve_operand_name_1): Translate named operand name to locale
13980 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
13982 * toplev.c (announce_function): Translate function names to locale
13984 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
13985 (default_tree_printer): Use pp_identifier or translate identifiers
13986 to locale character set. Mark "<anonymous>" for translation.
13987 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
13988 for identifiers in diagnostics.
13989 * tree.c (handle_dll_attribute): Use %qE for identifiers in
13991 * varasm.c (output_constructor): Use %qE for identifiers in
13994 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
13996 * configure.ac: use ` ` instead of $()
13997 * configure: Regenerate.
13999 2009-05-05 Ben Elliston <bje@au.ibm.com>
14001 * config/pa/linux-atomic.c: Eliminate conditional include of
14002 errno.h on non-LP64 systems to simplify build requirements.
14004 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14006 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
14008 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
14009 and pass value to identifier_to_locale.
14010 (warn_variable_length_array): Make name a tree.
14011 (grokdeclarator): Separate diagnostic texts for named and unnamed
14012 declarators. Use %qE for named declarators.
14013 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
14015 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
14016 identifiers in diagnostics.
14017 * c-typeck.c (push_member_name, start_init): Pass identifiers to
14018 identifier_to_locale. Mark "anonymous" strings for translation.
14020 2009-05-04 Michael Eager <eager@eagercon.com>
14022 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
14023 address for DImode/DFmode only if double-precision FP regs.
14025 2009-05-04 Michael Eager <eager@eagercon.com>
14027 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
14028 TARGET_SINGLE_FLOAT check.
14030 2009-05-04 Michael Eager <eager@eagercon.com>
14032 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
14034 2009-05-04 Michael Eager <eager@eagercon.com>
14036 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
14037 * config/rs6000/t-xilinx: New
14039 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
14041 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
14042 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
14043 * gcc/explow.c (memory_address): Use target hook.
14044 * gcc/targhooks.c (default_legitimize_address): New.
14045 * gcc/targhooks.h (default_legitimize_address): New.
14046 * gcc/target.h (legitimize_address): New.
14047 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
14048 (TARGET_INITIALIZER): Include it.
14049 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
14051 * config/bfin/bfin-protos.h (legitimize_address): Remove.
14052 * config/bfin/bfin.c (legitimize_address): Remove.
14053 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
14054 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
14056 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
14057 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
14059 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
14060 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
14061 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
14062 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
14063 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
14064 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
14065 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
14066 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
14067 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
14068 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
14069 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
14070 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
14071 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
14072 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
14073 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
14074 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
14075 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
14076 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
14077 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
14078 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
14079 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
14080 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
14081 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
14083 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
14084 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
14085 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
14086 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
14087 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
14088 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
14089 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
14090 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
14091 (thumb_legitimize_address): Delete.
14092 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
14093 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
14094 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
14095 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
14096 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
14097 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
14099 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
14102 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
14103 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
14104 * config/m32r/m32r.c (m32r_legitimize_address): New.
14105 * config/m68k/m68k.c (m68k_legitimize_address): New.
14106 * config/score/score.c (score_legitimize_address): Standardize.
14107 * config/score/score3.c (score3_legitimize_address): Standardize.
14108 * config/score/score3.h (score3_legitimize_address): Adjust.
14109 * config/score/score7.c (score7_legitimize_address): Standardize.
14110 * config/score/score7.h (score7_legitimize_address): Adjust.
14111 * config/sh/sh.c (sh_legitimize_address): New.
14112 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
14114 * gcc/config/s390/s390.c (legitimize_address): Rename to...
14115 (s390_legitimize_address): ... this.
14116 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
14117 (sparc_legitimize_address): ... this.
14118 * gcc/config/i386/i386.c (legitimize_address): Rename to...
14119 (ix86_legitimize_address): ... this.
14120 * gcc/config/avr/avr.c (legitimize_address): Rename to...
14121 (avr_legitimize_address): ... this.
14122 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
14123 (mn10300_legitimize_address): ... this.
14124 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
14125 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
14126 (alpha_expand_mov): Adjust call.
14128 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
14129 * config/spu/spu.c (spu_legitimize_address): Likewise.
14130 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
14131 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
14133 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14135 * intl.c (locale_encoding, locale_utf8): New.
14136 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
14137 * intl.h (locale_encoding, locale_utf8): Declare.
14138 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
14139 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
14141 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
14143 (pp_tree_identifier): Define to call pp_base_tree_identifier.
14144 (pp_base_tree_identifier): Declare as function.
14145 (identifier_to_locale): Declare.
14146 * Makefile.in (pretty-print.o): Update dependencies.
14147 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
14149 2009-05-04 Richard Guenther <rguenther@suse.de>
14151 PR middle-end/40015
14152 * builtins.c (fold_builtin_memory_op): Do not decay to element
14153 type if the size matches the whole array.
14155 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
14157 * expmed.c (synth_mult): When trying out a shift, pass the result
14160 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
14162 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
14163 (shiftsub1_cost): New.
14164 (init_expmed): Compute shiftsub1_cost.
14165 (synth_mult): Optimize multiplications by constants of the form
14166 -(2^^m-1) for some constant positive integer m.
14168 2009-05-03 Richard Guenther <rguenther@suse.de>
14171 * c-typeck.c (array_to_pointer_conversion): Do not built
14172 ADDR_EXPRs of arrays of pointer-to-element type.
14173 * c-gimplify.c (c_gimplify_expr): Revert change fixing
14174 up wrong ADDR_EXPRs after-the-fact.
14175 * c-common.c (strict_aliasing_warning): Strip pointer
14176 conversions for obtaining the original type.
14177 * builtins.c (fold_builtin_memset): Handle array types.
14178 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
14181 2009-05-03 Richard Guenther <rguenther@suse.de>
14183 PR middle-end/23329
14184 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
14185 Do not lose casts from array types with unknown extent to array
14186 types with known extent.
14187 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
14188 alias set compatibility.
14190 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
14192 * flags.h (extra_warnings): Delete.
14193 * toplev.c (process_options): Handle Wuninitialized here.
14194 * opts.c (extra_warnings): Delete.
14195 (set_Wextra): Delete.
14196 (common_handle_option): -Wextra can be handled automatically.
14197 * c-opts.c (c_common_handle_option): Delete obsolete code.
14198 (c_common_post_options): Simplify comment.
14199 * common.opt (W): Add Var.
14201 (Wuninitialized): Initialize to -1.
14203 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
14204 Richard Guenther <rguenther@suse.de>
14206 * expr.c (get_def_for_expr): New function.
14207 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
14208 SSA rather than trees.
14209 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
14210 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
14212 2009-05-03 Joseph Myers <joseph@codesourcery.com>
14214 * c-common.c (reswords): Add _Imaginary.
14215 * c-common.c (enum rid): Add RID_IMAGINARY.
14217 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
14219 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
14220 Patch by Richard Guenther.
14222 2009-05-03 Anatoly Sokolov <aesok@post.ru>
14224 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
14225 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14226 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
14227 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
14228 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
14229 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
14230 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
14231 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
14232 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
14233 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
14234 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
14235 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
14236 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
14237 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
14238 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
14239 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
14240 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
14241 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
14243 2009-05-02 Richard Guenther <rguenther@suse.de>
14245 PR tree-optimization/39940
14246 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
14249 2009-05-02 Richard Guenther <rguenther@suse.de>
14251 PR middle-end/40001
14252 * tree-ssa.c (execute_update_addresses_taken): Properly check
14253 if we can mark a variable DECL_GIMPLE_REG_P.
14254 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
14255 back to the end of the function.
14256 (is_gimple_reg_type): Remove complex type special casing.
14257 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
14260 2009-05-02 Ben Elliston <bje@au.ibm.com>
14262 * doc/collect2.texi (Collect2): Document search path behaviour
14263 when configured with --with-ld.
14265 2009-05-02 Jan Hubicka <jh@suse.cz>
14267 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
14268 parameter; update callers.
14269 (coalesce_cost_edge): EH edges are costier because they needs
14270 splitting even if not critical and even more costier when there are
14271 multiple EH predecestors.
14273 2009-05-02 Jan Hubicka <jh@suse.cz>
14275 * except.c (remove_eh_handler_and_replace): Handle updating after
14276 removing TRY blocks.
14278 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
14280 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
14282 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
14284 * varasm.c: Do not include c-pragma.h.
14285 * attribs.c: Do not incude c-common.h.
14287 2009-05-01 Michael Matz <matz@suse.de>
14289 * calls.c (initialize_argument_information): Handle SSA names like
14290 decls with a non MEM_P DECL_RTL.
14292 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
14294 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
14295 * ipa-utils.c: Likewise.
14296 * ipa-type-escape.c: Likewise.
14297 * cgraphunit.c Do not include c-common.h.
14298 * ipa-pure-const.c: Likewise.
14299 * tree-if-conv.c: Likewise.
14300 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
14301 * ipa-struct-reorg.c: Likewise.
14302 * tree-nomudflap.c: Likewise.
14303 * tree-ssa-structalias.c: Likewise.
14305 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
14307 * store-motion.c: Many cleanups to make this pass a first-class
14308 citizen instead of an appendix to gcse load motion. Add TODO list
14309 to make this pass faster/cleaner/better.
14311 (struct ls_expr): Post gcse.c-split cleanups.
14312 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
14313 "stores" field to "avail_stores".
14314 (pre_ldst_mems): Rename to store_motion_mems.
14315 (pre_ldst_table): Rename to store_motion_mems_table.
14316 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
14317 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
14318 (ldst_entry): Rename to st_expr_entry, update users.
14319 (free_ldst_entry): Rename to free_st_expr_entry, update users.
14320 (free_ldst_mems): Rename to free_store_motion_mems, update users.
14321 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
14323 (first_ls_expr): Rename to first_st_expr, update users.
14324 (next_ls_expr): Rename to next_st_expr, update users.
14325 (print_ldst_list): Rename to print_store_motion_mems. Print names of
14326 fields properly for store motion instead of names inherited from load
14328 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
14329 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
14332 (ae_kill): Rename to st_kill, update users.
14333 (ae_gen): Rename to st_avloc, update users.
14334 (transp): Rename to st_transp, update users.
14335 (pre_insert_map): Rename to st_insert_map, update users.
14336 (pre_delete_map): Rename to st_delete_map, update users.
14337 (insert_store, build_store_vectors, free_store_memory,
14338 one_store_motion_pass): Update for abovementioned changes.
14340 (gcse_subst_count, gcse_create_count): Remove.
14341 (one_store_motion_pass): New statistics counters "n_stores_deleted"
14342 and "n_stores_created", local variables.
14344 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
14347 (regvec, compute_store_table_current_insn): Remove.
14348 (reg_set_info, reg_clear_last_set): Remove.
14349 (compute_store_table): Use DF caches instead of local dataflow
14352 2009-05-01 Joseph Myers <joseph@codesourcery.com>
14354 * c-objc-common.c (c_tree_printer): Print identifiers with
14355 pp_identifier, not pp_string. Mark "({anonymous})" for
14357 * c-pretty-print.c (pp_c_ws_string): New.
14358 (pp_c_cv_qualifier, pp_c_type_specifier,
14359 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
14360 pp_c_storage_class_specifier, pp_c_function_specifier,
14361 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
14362 pp_c_primary_expression, pp_c_postfix_expression,
14363 pp_c_unary_expression, pp_c_shift_expression,
14364 pp_c_relational_expression, pp_c_equality_expression,
14365 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
14366 use pp_string and pp_c_ws_string in place of pp_identifier and
14367 pp_c_identifier for non-identifiers. Mark English strings for
14369 * c-pretty-print.h (pp_c_ws_string): Declare.
14371 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
14372 Roland McGrath <roland@redhat.com>
14374 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
14375 (ENABLE_LD_BUILDID): New configuration option.
14376 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
14377 (LINK_BUILDID_SPEC): New macro.
14378 (init_spec): If defined, prepend it between LINK_EH_SPEC and
14380 * doc/install.texi: Document --enable-linker-build-id option.
14381 * configure: Rebuild.
14382 * config.in: Rebuild.
14384 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
14386 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
14387 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
14388 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
14389 MIPS_GP_SAVE_AREA_SIZE.
14390 * config/mips/mips.c (struct mips_frame_info): Update comment
14391 before arg_pointer_offset and hard_frame_pointer_offset.
14392 (mips_compute_frame_info): Update diagram before function: to
14393 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
14394 indicate the position of frame_pointer_rtx with -fstack-protector and
14395 to show args_size. Don't allocate cprestore area for leaf functions
14396 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
14398 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
14400 2009-04-30 Michael Matz <matz@suse.de>
14402 PR tree-optimization/39955
14403 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
14405 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
14407 * ira.c (setup_cover_and_important_classes): Use safe macro
14408 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
14410 * genpreds.c (write_tm_preds_h): Output suitable definition of
14411 REG_CLASS_FOR_CONSTRAINT.
14413 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
14415 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
14417 * bitmap.c (bitmap_descriptor): Likewise.
14418 * ggc-common.c (loc_descriptor): Likewise.
14419 * varray.c (varray_descriptor): Likewise.
14420 * vec.c (vec_descriptor): Likewise.
14422 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
14424 * Makefile.in (dce.o): Add $(EXCEPT_H).
14425 * dce.c: Include except.h and delete redundant vector definitions.
14426 (deletable_insn_p): Return false for non-call insns that can throw
14429 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
14431 * gcse.c (ae_gen): Remove.
14432 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
14433 and make non-static function to make it available in store-motion.c.
14434 Update call sites with search-and-replace.
14435 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
14436 extract_mentioned_regs, extract_mentioned_regs_helper,
14437 find_moveable_store, compute_store_table, load_kills_store, find_loads,
14438 store_killed_in_insn, store_killed_after, store_killed_before,
14439 build_store_vectors, insert_insn_start_basic_block, insert-store,
14440 remove_reachable_equiv_notes, replace_store_insn, delete_store,
14441 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
14442 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
14443 * store-motion.c: ...new file. Also copy data structures from gcse.c
14444 and clean up to remove parts not used by store motion.
14445 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
14446 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
14448 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14451 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
14452 when optimizing for size.
14454 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
14456 * gcse.c (gcse_constant_p): Fix typo in last change.
14458 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
14460 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
14462 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
14464 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
14466 2009-04-29 James E. Wilson <wilson@codesourcery.com>
14468 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
14469 CONST_HIGH_PART result.
14471 2009-04-29 Anatoly Sokolov <aesok@post.ru>
14473 * config/avr/avr.c (initial_elimination_offset): Rename to
14474 avr_initial_elimination_offset.
14475 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
14476 change return type to bool.
14477 (avr_can_eliminate): New function.
14478 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
14479 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
14480 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
14481 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
14482 avr_initial_elimination_offset.
14483 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
14484 (avr_initial_elimination_offset): Define.
14486 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
14487 Steven Bosscher <steven@gcc.gnu.org>
14489 PR rtl-optimization/39938
14490 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
14491 * cfgrtl.c: Include insn-attr.h.
14492 (rest_of_pass_free_cfg): New function.
14493 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
14494 * resource.c (init_resource_info): Remove call to df_analyze.
14496 2009-04-29 Richard Guenther <rguenther@suse.de>
14499 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
14500 allow conversion to signed integers.
14502 2009-04-29 Richard Guenther <rguenther@suse.de>
14504 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
14505 shifts of floating point vectors if the shift amount is
14506 a constant multiple of the element size.
14508 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
14509 Michael Matz <matz@suse.de>
14511 PR middle-end/39927
14513 * tree-outof-ssa.c (emit_partition_copy): New function.
14514 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
14515 insert_part_to_rtx_on_edge): Perform the partition base var
14516 copy using emit_partition_copy.
14517 (insert_value_copy_on_edge): Convert constants to the right mode.
14518 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
14519 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
14521 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14523 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
14524 scan backwards to try to find a constant to initialize it.
14526 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
14527 insn before the loop_end instruction, don't look past labels.
14529 2009-04-29 Richard Guenther <rguenther@suse.de>
14531 PR middle-end/39937
14532 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
14533 loose type conversions.
14534 (forward_propagate_addr_expr): Fix tuplification bug. Remove
14535 stmts only if there are no uses of its definition.
14537 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14539 * config/bfin/bfin.h (splitting_loops): Declare.
14540 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
14541 Reorder bit definitions to be ascending.
14542 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
14543 * config/bfin/bfin.c (splitting_loops): New variable.
14544 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
14545 (struct loop_info): Remove members INIT and LOOP_INIT.
14546 (bfin_optimize_loop): Don't set them. Reorder the code that generates
14547 the LSETUP sequence. Allow LC to be loaded from any register, but
14548 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
14549 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
14551 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
14552 of reload_completed.
14555 * config/bfin/bfin.md (movsi_insn): Refine constraints.
14557 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
14559 * Makefile.in (PLUGIN_VERSION_H): New.
14560 (OBJS-common): Remove plugin-version.o.
14561 (plugin.o): Depend on (PLUGIN_VERSION_H).
14562 (plugin-version.o): Remove.
14563 * configure: Regenerate
14564 * configure.ac: Create plugin-version.h.
14565 * gcc-plugin.h (plugin_gcc_version): Remove.
14566 (plugin_default_version_check): Change signature.
14567 * plugin-version.c: Remove.
14568 * plugin.c: Include plugin-version.h.
14569 (str_plugin_gcc_version_name): Remove.
14570 (try_init_one_plugin): Pass gcc version to plugin_init.
14571 (plugin_default_version_check): Both gcc and plugin versions are now
14574 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14576 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
14577 problematic last insns. Test for TYPE_CALL rather than CALL_P.
14578 Remove special case testing for last insn of inner loops. Don't fail
14579 if the loop ends with a jump, emit an extra nop instead.
14581 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
14582 DREGS rather than comparing directly. Remove code that tries to
14583 account for latencies.
14585 2009-04-29 Richard Guenther <rguenther@suse.de>
14587 PR tree-optimization/39941
14588 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
14589 eliminating an indirect call.
14591 2009-04-29 Richard Guenther <rguenther@suse.de>
14593 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
14594 parameter. Allow invariants as base if !require_lvalue.
14595 (verify_gimple_assign_single): Adjust.
14597 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14599 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
14600 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
14601 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
14602 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
14603 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
14605 * config/bfin/bfin.c (bfin_expand_builtin,
14606 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
14608 2009-04-28 Richard Guenther <rguenther@suse.de>
14610 * tree-vect-loop.c (get_initial_def_for_induction): Use
14611 correct types for pointer increment.
14613 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14615 * toplev.c (print_version): Update GMP version string calculation.
14617 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
14619 PR rtl-optimization/39938
14620 * resource.c (init_resource_info): Add call to df_analyze.
14622 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14624 * config/alpha/alpha.md (usegp): Cast the result of
14625 alpha_find_lo_sum_using_gp to enum attr_usegp.
14626 * config/alpha/alpha.c (override_options): Remove end-of-structure
14627 marker element from cpu_table. Use array size of cpu_table to handle
14628 -mcpu and -mtune options.
14629 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
14631 2009-04-28 Joseph Myers <joseph@codesourcery.com>
14633 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
14634 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
14635 tune_32 and tune_64.
14636 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
14637 support on PowerPC.
14638 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
14639 * config/rs6000/option-defaults.h: ... here. New file.
14640 (OPT_64, OPT_32): Define.
14641 (MASK_64BIT): Define to 0 if not already defined.
14642 (OPT_ARCH64, OPT_ARCH32): Define.
14643 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
14646 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14648 * config/arm/arm.c (arm_override_options): Emit error on using
14651 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14653 PR rtl-optimization/39914
14654 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
14655 registers for allocnos created from user-defined variables only
14656 when not optimizing.
14658 2009-04-28 Richard Guenther <rguenther@suse.de>
14660 PR middle-end/39937
14661 * fold-const.c (fold_binary): Use distribute_real_division only
14664 2009-04-28 Steve Ellcey <sje@cup.hp.com>
14666 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
14667 add hpux-stdint.h to tm_file.
14668 (hppa[12]*-*-hpux11*): Ditto.
14669 (ia64*-*-hpux*): Ditto.
14670 * config/hpux-stdint.h: New.
14671 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
14672 __STDC_EXT__ for all compiles.
14673 * config/pa/pa-hpux.h: Ditto.
14674 * config/pa/pa-hpux10.h: Ditto.
14675 * config/pa/pa-hpux11.h: Ditto.
14677 2009-04-28 Catherine Moore <clm@codesourcery.com>
14679 * debug.h (set_name): Add comment.
14681 2009-04-28 Andrew Pinski <pinskia@gmail.com>
14684 * config/darwin.c (machopic_gen_offset): Check
14685 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
14686 * config/arm/arm.c (require_pic_register): Likewise.
14688 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
14690 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
14691 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
14692 m32c_promote_prototypes): Delete.
14694 2009-04-28 Michael Matz <matz@suse.de>
14696 PR middle-end/39922
14697 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
14700 2009-04-28 Richard Guenther <rguenther@suse.de>
14702 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
14704 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14706 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
14707 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
14708 * config/arm/arm-tune.md: Regenerate.
14710 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
14712 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
14713 block if there are complex incoming edges.
14714 (sel_merge_blocks): Remove useless assert.
14715 (sel_redirect_edge_and_branch): Check that edge was redirected.
14716 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
14717 (sel_find_rgns): Delete declaration.
14718 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
14719 the region when it is not a preheader.
14721 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14724 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
14726 2009-04-28 Richard Guenther <rguenther@suse.de>
14728 * tree.h (SSA_NAME_VALUE): Remove.
14729 (struct tree_ssa_name): Remove value_handle member.
14730 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
14731 array for jump threading.
14732 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
14734 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
14735 * tree-flow.h (threadedge_initialize_values): Declare.
14736 (threadedge_finalize_values): Likewise.
14737 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
14738 (SSA_NAME_VALUE): Define.
14739 (threadedge_initialize_values): New function.
14740 (threadedge_finalize_values): Likewise.
14741 * tree-ssa-dom.c (ssa_name_values): New global variable.
14742 (SSA_NAME_VALUE): Define.
14743 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
14745 2009-04-28 Ira Rosen <irar@il.ibm.com>
14747 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
14748 Use REPORT_VECTORIZED_LOCATIONS instead
14749 REPORT_VECTORIZED_LOOPS.
14750 * tree-vectorizer.c (vect_verbosity_level): Make static.
14751 (vect_loop_location): Rename to vect_location.
14752 (vect_set_verbosity_level): Update comment.
14753 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
14755 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
14756 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
14757 instead REPORT_UNVECTORIZED_LOOPS.
14758 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
14759 and vect_loop_def to vect_external_def and vect_internal_def.
14760 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
14761 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
14762 REPORT_UNVECTORIZED_LOCATIONS.
14763 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
14764 and vect_used_in_loop and to vect_unused_in_scope and
14765 vect_used_in_scope.
14766 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
14767 (vect_verbosity_level): Remove declaration.
14768 (vect_analyze_operations): Likewise.
14769 (vect_analyze_stmt): Declare.
14770 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
14771 REPORT_UNVECTORIZED_LOCATIONS.
14772 (vect_get_loop_niters): Fix indentation.
14773 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
14774 (vect_analyze_loop_operations): New function.
14775 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
14776 vect_analyze_operations.
14777 (vect_is_simple_reduction): Use new names.
14778 (vectorizable_live_operation, vect_transform_loop): Likewise.
14779 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
14780 to specify whether the data references can be a part of interleaving
14782 (vect_analyze_data_ref_dependence): Use new names.
14783 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
14784 (vect_create_addr_base_for_vector_ref): Remove redundant code.
14785 * tree-vect-patterns.c (widened_name_p): Use new names.
14786 (vect_recog_dot_prod_pattern): Likewise.
14787 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
14788 (process_use, vect_mark_stmts_to_be_vectorized,
14789 vect_model_simple_cost, vect_model_store_cost,
14790 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
14791 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
14792 vectorizable_operation, vectorizable_type_demotion,
14793 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
14794 vectorizable_condition): Likewise.
14795 (vect_analyze_operations): Split into vect_analyze_loop_operations
14797 (vect_analyze_stmt): ... new function.
14798 (new_stmt_vec_info): Use new names.
14799 (vect_is_simple_use): Use new names and fix comment.
14800 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
14801 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
14803 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14806 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
14807 and integer modes for x87 operands. Do not ICE for unsupported size,
14808 generate error instead. Generate error for unsupported operand types.
14809 ['z']: Do not handle HImode memory operands specially. Warning
14810 for floating-point operands. Fallthru to 'Z' for unsupported operand
14811 types. Do not ICE for unsupported size, generate error instead.
14812 (output_387_binary_op): Use %Z to output operands.
14813 (output_fp_compare): Ditto.
14814 (output_387_reg_move): Ditto.
14816 2009-04-28 Ben Elliston <bje@au.ibm.com>
14821 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14823 * builtins.c (c_strlen): Do not warn here.
14824 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
14825 * c-common.c (pointer_int_sum): Take an explicit location.
14826 Warn about offsets out of bounds.
14827 * c-common.h (pointer_int_sum): Adjust declaration.
14829 2009-04-27 Ian Lance Taylor <iant@google.com>
14831 * collect2.c (is_ctor_dtor): Change type of ret field in struct
14833 * dce.c (run_fast_df_dce): Change type of old_flags to int.
14834 * df-core.c (df_set_flags): Change return type to int. Change
14835 type of old_flags to int.
14836 (df_clear_flags): Likewise.
14837 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
14838 (df_get_conditional_uses): Likewise.
14839 * df.h (df_set_flags, df_clear_flags): Update declarations.
14840 * dwarf2out.c (struct indirect_string_node): Change type of form
14841 field to enum dwarf_form.
14842 (AT_string_form): Change return type to enum dwarf_form.
14843 * fixed-value.c (fixed_compare): Add cast to enum type.
14844 * fwprop.c (update_df): Change 0 to VOIDmode.
14845 * gensupport.c: Change 0 to UNKNOWN.
14846 * gimple.h (gimple_cond_code): Add cast to enum type.
14847 * haifa-sched.c (reemit_notes): Add cast to enum type.
14848 * hooks.c (hook_int_void_no_regs): Remove function.
14849 * hooks.h (hook_int_void_no_regs): Remove declaration.
14850 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
14851 * predict.c (combine_predictions_for_insn): Add casts to enum type.
14852 * real.c (real_arithmetic): Add cast to enum type.
14853 (real_compare): Likewise.
14854 * target.h (struct gcc_target): Change return type of
14855 branch_target_register_class to enum reg_class.
14856 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
14857 default_branch_target_register_class.
14858 * targhooks.c (default_branch_target_register_class): New function.
14859 * targhooks.h (default_branch_target_register_class): Declare.
14860 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
14861 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
14863 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
14865 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
14866 vect_uninitialized_def. Change 0 to ERROR_MARK.
14867 * tree-vect-stmts.c (supportable_widening_operation): Don't
14868 initialize icode1 and icode2.
14869 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
14870 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
14872 (cmn_err_flag_specs): Change 0 to STD_C89.
14873 (cmn_err_char_table): Likewise.
14874 * config/arm/arm.c (get_arm_condition_code): Change type of code
14875 to enum arm_cond_code.
14876 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
14877 (IWMMXT_BUILTIN2): Likewise.
14878 (neon_builtin_type_bits): Don't define typedef.
14879 (neon_builtin_datum): Change type of bits field to int.
14880 (arm_expand_neon_args): Add cast to enum type.
14881 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
14883 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
14884 casts to enum type.
14885 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
14887 * config/mips/mips.md (jal_macro): Return enum constant.
14888 (single_insn): Likewise.
14889 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
14891 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14892 casts to enum type.
14893 * config/s390/s390.c (s390_tune_flags): Change type to int.
14894 (s390_arch_flags): Likewise.
14895 (s390_handle_arch_option): Change flags field of struct pta to int.
14896 * config/s390/s390.h (s390_tune_flags): Update declaration.
14897 (s390_arch_flags): Likewise.
14898 * config/sh/sh.c (prepare_move_operands): Compare
14899 tls_symbolic_operand result with enum constant.
14900 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
14901 (sh_expand_prologue): Add cast to enum type.
14902 (sh_expand_epilogue): Likewise.
14903 (tls_symbolic_operand): Change return type to enum tls_model.
14904 (fpscr_set_from_mem): Add cast to enum type.
14905 (legitimize_pic_address): Compare tls_symbolic_operand result with
14907 (sh_target_reg_class): Change return type to enum reg_class.
14908 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
14910 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
14911 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
14912 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
14913 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
14914 (delayed_branch, tls_call_delay): Likewise.
14915 (eligible_for_sibcall_delay): Likewise.
14916 (eligible_for_return_delay): Likewise.
14917 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
14918 (spu_expand_builtin_1): Likewise.
14920 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
14921 for all types of conversions.
14922 (output_init_element): Issue -Wc++-compat warning if needed when
14923 initializing a bitfield with enum type.
14924 * c-parser.c (c_parser_expression): Set original_type to
14925 original_type of right hand operand of comma operator.
14927 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14929 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
14931 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
14932 * doc/cpp.texi (Standard Predefined Macros)
14933 (Implementation-defined behavior): Likewise.
14934 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
14935 * doc/gimple.texi (GIMPLE Exception Handling)
14936 (@code{GIMPLE_ASSIGN}): Likewise.
14937 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
14938 * doc/invoke.texi (Warning Options, Optimize Options)
14939 (AVR Options, Darwin Options): Likewise.
14940 (Optimize Options): Reformulate -fwhole-program description.
14941 * doc/loop.texi (Lambda): Likewise.
14942 * doc/md.texi (Output Template, Define Constraints)
14943 (Standard Names, Insn Splitting): Likewise.
14944 * doc/options.texi (Option properties): Likewise.
14945 * doc/passes.texi (Tree-SSA passes): Likewise.
14946 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
14947 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
14948 (File Names and DBX): Likewise.
14949 * doc/trouble.texi (Incompatibilities): Likewise.
14951 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14953 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
14954 instruction is correct.
14956 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14958 Allow non-constant arguments to conversion intrinsics.
14959 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
14960 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
14961 * spu.c (print_operand): Handle 'v' and 'w'.
14962 (exp2_immediate_p, spu_gen_exp2): Define.
14963 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
14964 spu_convtf_1): Update parameter descriptions.
14965 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
14966 * constraints.md ('v', 'w'): New.
14967 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
14969 (i2f, I2F): New define_mode_attr.
14970 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
14971 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
14972 fixuns_truncv4sfv4si2): Update to use mode attribute.
14973 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
14974 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
14975 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
14976 patterns for combine.
14978 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
14980 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
14981 (cprop, hoist, pre, store_motion): New debug counters.
14982 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
14983 is not an RTL pass anymore.
14984 (pass_profiling): Remove extern decl for pass removed in 2005.
14985 (pass_gcse, pass_jump_bypass): Remove.
14986 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
14987 to 0 for clean state.
14988 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
14989 * cse.c (gate_handle_cse_after_global_opts,
14990 rest_of_handle_cse_after_global_opts): New functions.
14991 (pass_cse_after_global_opts): New pass, does local CSE.
14992 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
14993 (TV_CPROP): New timevar.
14994 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
14995 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
14996 (gcse_main, recompute_all_luids): Remove.
14997 (compute_hash_table_work): Call max_reg_num instead of reading
14999 (cprop_jump): Don't set run_jump_opt_after_gcse.
15000 (constprop_register): Always allow to alter jumps.
15001 (cprop_insn): Likewise.
15002 (do_local_cprop): Likewise.
15003 (local_cprop_pass): Likewise. Return non-zero if something changed.
15004 (cprop): Remove function, fold interesting bits into one_cprop_pass.
15005 (find_implicit_sets): Add note about missed optimization opportunity.
15006 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
15007 pass_rtl_cprop execute function.
15008 Don't bother tracking the pass number, each pass gets its own dumpfile
15010 Always allow to alter jumpsand bypass jumps.
15011 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
15012 will just find no suitable set.
15013 (pre_edge_insert): Fix dumping, this function is for PRE only.
15014 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
15015 pass_rtl_pre execute function.
15016 (hoist_code): Return non-zero if something changed. Keep track of
15017 substitutions and insertions for statistics gathering similar to PRE.
15018 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
15019 called from the pass_rtl_hoist execute function. Show pass statistics.
15020 (compute_store_table): Use max_reg_num directly instead of using the
15021 formerly global max_gcse_regno.
15022 (build_store_vectors): Likewise.
15023 (replace_store_insn): Fix dumping.
15024 (store_motion): Rename to ...
15025 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
15026 pass, called from the pass_rtl_store_motion execute function. Keep
15027 track of substitutions and insertions for statistics gathering similar
15029 (bypass_jumps): Remove, fold interesting bits into ...
15030 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
15031 from the pass_rtl_cprop execute function.
15032 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
15033 pass_jump_bypass): Remove.
15034 (gate_handle_gcse, rest_of_handle_gcse): Remove.
15035 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
15036 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
15037 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
15038 (gate_rtl_store_motion, execute_rtl_store_motion,
15039 pass_rtl_store_motion): New.
15040 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
15041 make it clear that -fcse-skip-blocks is a no-op for backward compat.
15042 * passes.c (init_optimization_passes): Remove pass_gcse and
15043 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
15044 and cse_after_global_opts in place of pass_gcse. Schedule cprop
15045 instead of pass_jump_bypass.
15047 2009-04-27 Richard Guenther <rguenther@suse.de>
15049 PR middle-end/39928
15050 * gimplify.c (gimplify_expr): If we are required to create
15051 a temporary make sure it ends up as register.
15053 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
15056 * config/i386/i386.c (construct_container): Don't call
15057 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
15058 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
15060 2009-04-27 Michael Matz <matz@suse.de>
15062 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
15063 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
15064 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
15065 (dump_replaceable_exprs): Take a bitmap.
15066 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
15068 (expand_gimple_basic_block): Likewise.
15069 * tree-ssa-ter.c (struct temp_expr_table_d): Make
15070 replaceable_expressions member a bitmap.
15071 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
15072 (mark_replaceable): Likewise.
15073 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
15074 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
15076 2009-04-27 Richard Guenther <rguenther@suse.de>
15078 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
15079 (verify_stmts): Dispatch to gimple/type verification code.
15080 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
15081 issue with call argument types.
15083 2009-04-27 Michael Matz <matz@suse.de>
15085 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
15086 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
15089 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
15090 Eric Botcazou <ebotcazou@adacore.com>
15092 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
15093 a label's basic block.
15094 (mark_target_live_regs): Tidy and rework obsolete comments.
15095 Change back DF problem to LIVE. If a label starts a basic block,
15096 assume that all registers that used to be live then still are.
15097 (init_resource_info): If a label starts a basic block, set its
15098 BLOCK_FOR_INSN accordingly.
15099 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
15101 2009-04-27 Richard Guenther <rguenther@suse.de>
15103 * tree-flow-inline.h (function_ann): Remove.
15104 (get_function_ann): Likewise.
15105 * tree-dfa.c (create_function_ann): Remove.
15106 * tree-flow.h (struct static_var_ann_d): Remove.
15107 (struct function_ann_d): Likewise.
15108 (union tree_ann_d): Remove fdecl member.
15109 (function_ann_t): Remove.
15110 (function_ann, get_function_ann, create_function_ann): Remove
15113 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
15115 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
15117 2009-04-27 Jan Hubicka <jh@suse.cz>
15119 * ipa-pure-const.c (struct funct_state_d): New fields
15120 state_previously_known, looping_previously_known; remove
15121 state_set_in_source.
15122 (analyze_function): Use new fields.
15123 (propagate): Avoid assumption that state_set_in_source imply
15126 * tree-ssa-loop-niter.c (finite_loop_p): New function.
15127 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
15128 * cfgloop.h (finite_loop_p): Declare.
15130 2009-04-26 Michael Matz <matz@suse.de>
15132 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
15134 2009-04-26 Michael Matz <matz@suse.de>
15136 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
15137 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
15138 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
15139 pass_mark_used_blocks): Remove.
15140 * tree-optimize.c (pass_free_datastructures,
15141 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
15142 * passes.c (init_optimization_passes): Don't call
15143 pass_mark_used_blocks, remove dead code.
15145 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
15147 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
15148 * tree-ssa-live.h (register_ssa_partition): Likewise.
15150 2009-04-26 Michael Matz <matz@suse.de>
15153 * builtins.c (fold_builtin_next_arg): Handle SSA names.
15154 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
15155 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
15157 (compare_pairs): Swap cost comparison.
15158 (coalesce_ssa_name): Don't use change_partition_var.
15159 * tree-nrv.c (struct nrv_data): Add modified member.
15160 (finalize_nrv_r): Set it.
15161 (tree_nrv): Use it to update statements.
15162 (pass_nrv): Require PROP_ssa.
15163 * tree-mudflap.c (mf_decl_cache_locals,
15164 mf_build_check_statement_for): Use make_rename_temp.
15165 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
15166 * alias.c (find_base_decl): Handle SSA names.
15167 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
15168 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
15169 * rtl.h (set_reg_attrs_for_parm): Declare.
15170 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
15171 to "optimized", remove unused locals at finish.
15172 (execute_free_datastructures): Make global, call
15173 delete_tree_cfg_annotations.
15174 (execute_free_cfg_annotations): Don't call
15175 delete_tree_cfg_annotations.
15177 * ssaexpand.h: New file.
15178 * expr.c (toplevel): Include ssaexpand.h.
15179 (expand_assignment): Handle SSA names the same as register variables.
15180 (expand_expr_real_1): Expand SSA names.
15181 * cfgexpand.c (toplevel): Include ssaexpand.h.
15182 (SA): New global variable.
15183 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
15184 (SSAVAR): New macro.
15185 (set_rtl): New helper function.
15186 (add_stack_var): Deal with SSA names, use set_rtl.
15187 (expand_one_stack_var_at): Likewise.
15188 (expand_one_stack_var): Deal with SSA names.
15189 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
15190 before unique numbers.
15191 (expand_stack_vars): Use set_rtl.
15192 (expand_one_var): Accept SSA names, add asserts for them, feed them
15193 to above subroutines.
15194 (expand_used_vars): Expand all partitions (without default defs),
15195 then only the local decls (ignoring those expanded already).
15196 (expand_gimple_cond): Remove edges when jumpif() expands an
15197 unconditional jump.
15198 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
15199 or remove abnormal edges. Ignore insns setting the LHS of a TERed
15201 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
15202 members of SA; deal with PARM_DECL partitions here; expand
15203 all PHI nodes, free tree datastructures and SA. Commit instructions
15204 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
15205 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
15206 info and statements at start, collect garbage at finish.
15207 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
15208 (VAR_ANN_PARTITION) Remove.
15209 (change_partition_var): Don't declare.
15210 (partition_to_var): Always return SSA names.
15211 (var_to_partition): Only accept SSA names.
15212 (register_ssa_partition): Only check argument.
15213 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
15215 (delete_var_map): Don't free it.
15216 (var_union): Only accept SSA names, simplify.
15217 (partition_view_init): Mark only useful SSA names as used.
15218 (partition_view_fini): Only deal with SSA names.
15219 (change_partition_var): Remove.
15220 (dump_var_map): Use ssa_name instead of partition_to_var member.
15221 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
15223 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
15224 (struct _elim_graph): New member const_dests; nodes member vector of
15226 (set_location_for_edge): New static helper.
15227 (create_temp): Remove.
15228 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
15229 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
15230 (new_elim_graph): Allocate const_dests member.
15231 (clean_elim_graph): Truncate const_dests member.
15232 (delete_elim_graph): Free const_dests member.
15233 (elim_graph_size): Adapt to new type of nodes member.
15234 (elim_graph_add_node): Likewise.
15235 (eliminate_name): Likewise.
15236 (eliminate_build): Don't take basic block argument, deal only with
15237 partition numbers, not variables.
15238 (get_temp_reg): New static helper.
15239 (elim_create): Use it, deal with RTL temporaries instead of trees.
15240 (eliminate_phi): Adjust all calls to new signature.
15241 (assign_vars, replace_use_variable, replace_def_variable): Remove.
15242 (rewrite_trees): Only do checking.
15243 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
15244 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
15245 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
15246 contains_tree_r, MAX_STMTS_IN_LATCH,
15247 process_single_block_loop_latch, analyze_edges_for_bb,
15248 perform_edge_inserts): Remove.
15249 (expand_phi_nodes): New global function.
15250 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
15251 functions, initialize new parameter, remember partitions having a
15253 (finish_out_of_ssa): New global function.
15254 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
15255 don't reset in_ssa_p here, don't disable TER when mudflap.
15256 (pass_del_ssa): Remove.
15257 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
15259 (execute_free_datastructures): Declare.
15260 * Makefile.in (SSAEXPAND_H): New variable.
15261 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
15262 * basic-block.h (commit_one_edge_insertion): Declare.
15263 * passes.c (init_optimization_passes): Move pass_nrv and
15264 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
15265 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
15266 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
15267 (redirect_branch_edge): Deal with super block when expanding, split
15268 out jump patching itself into ...
15269 (patch_jump_insn): ... here, new static helper.
15271 2009-04-26 Michael Matz <matz@suse.de>
15273 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
15274 beyond num_ssa_names.
15275 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
15276 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
15278 2009-04-26 Jakub Jelinek <jakub@redhat.com>
15280 PR inline-asm/39543
15281 * fwprop.c (forward_propagate_asm): New function.
15282 (forward_propagate_and_simplify): Propagate also into __asm, if it
15283 doesn't increase the number of referenced registers.
15286 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
15288 2009-04-26 Jakub Jelinek <jakub@redhat.com>
15290 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
15291 note_nonlocal_vla_type for nonlocal VLAs.
15292 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
15293 contains_remapped_vars, remap_vla_decls): New functions.
15294 (convert_nonlocal_reference_stmt): If not optimizing, call
15295 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
15296 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
15297 if it wasn't found in var_map.
15298 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
15299 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
15300 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
15302 * gimplify.c (nonlocal_vlas): New variable.
15303 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
15305 (gimplify_body): Create and destroy nonlocal_vlas.
15307 * dwarf2out.c (loc_descr_plus_const): New function.
15308 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
15309 mem_loc_descriptor, loc_descriptor_from_tree_1,
15310 descr_info_loc, gen_variable_die): Use it.
15312 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
15313 !TREE_STATIC VAR_DECLs.
15314 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
15315 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
15316 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
15317 DECL_BY_REFERENCE is valid.
15318 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
15319 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
15320 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
15321 Copy DECL_BY_REFERENCE.
15322 (struct nesting_copy_body_data): New type.
15323 (nesting_copy_decl): New function.
15324 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
15325 if they have variable length.
15327 2009-04-26 Michael Matz <matz@suse.de>
15329 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
15330 mark new temporaries for renaming.
15332 2009-04-26 Joseph Myers <joseph@codesourcery.com>
15335 * c-decl.c (global_bindings_p): Return negative value.
15336 (c_variable_size): New. Based on variable_size from
15338 (grokdeclarator): Call c_variable_size not variable_size.
15340 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
15342 * config/i386/i386.c (print_operand) ['z']: Fix typo.
15344 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
15346 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
15347 Redefine it to just use mingw/include.
15348 (ASM_SPEC): Rules for -m32 and -m64.
15349 (LINK_SPEC): Use Likewise.
15350 (SPEC_32): New define.
15351 (SPEC_64): Likewise.
15352 (SUB_LINK_SPEC): Likewise.
15353 (MULTILIB_DEFAULTS): New define.
15354 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
15355 Add multilib options.
15356 (MULTILIB_DIRNAMES): Likewise.
15357 (MULTILIB_OSDIRNAMES): Likewise.
15358 (LIBGCC): Likewise.
15359 (INSTALL_LIBGCC): Likewise.
15361 2009-04-26 Joseph Myers <joseph@codesourcery.com>
15364 * c-tree.h (enum c_inline_static_type): New.
15365 (record_inline_static): Declare.
15366 * c-decl.c (struct c_inline_static, c_inline_statics,
15367 record_inline_static, check_inline_statics): New.
15368 (pop_file_scope): Call check_inline_statics.
15369 (start_decl): Call record_inline_static instead of pedwarning
15370 directly for static in inline function.
15371 * c-typeck.c (build_external_ref): Call record_inline_static
15372 instead of pedwarning directly for static referenced in inline
15375 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
15377 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
15378 not new but only being rescanned.
15379 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
15380 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
15381 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
15382 record_set_info, compute_set, grealloc): Remove.
15383 (recompute_all_luids): New function.
15384 (gcse_main): Don't compute sets, and don't do related memory
15385 allocations/free-ing. If something changed before the end of the
15386 pass, update LUIDs using recompute_all_luids.
15387 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
15388 (free_gcse_mem): Don't free it either.
15389 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
15390 Use the df insn LUIDs.
15391 (load_killed_in_block): Likewise.
15392 (compute_hash_table_work): Don't compute reg_set_in_block.
15393 (compute_transp): Use DF_REG_DEF_CHAINs.
15394 (local_cprop_pass): Don't use compute_sets and related functions.
15395 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
15396 Use get_max_uid() instead of max_cuid.
15397 (insert_insn_end_basic_block, pre_insert_copy_insn,
15398 update_ld_motion_stores): Don't try to
15399 keep reg_set tables up to date.
15400 (pre_insert_copies): Use df insn LUIDs.
15401 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
15402 (reg_set_info): Don't use extra bitmap argument.
15403 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
15404 information to compute regs_set_in_block.
15405 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
15406 (bypass_jumps): Don't use compute_sets and friends.
15408 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15411 * opts.c (undocumented_msg): Do not leave blank even with
15414 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15416 * c-decl.c (build_enumerator): Allow values folding to integer
15417 constants but not integer constant expressions with a pedwarn if
15420 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15423 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
15424 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
15425 type is an integer constant.
15427 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
15430 * config/i386/i386.c (print_operand) ['z']: Revert handling of
15433 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15436 * c-decl.c (grokdeclarator): Diagnose declarations of functions
15437 with variably modified return type and no storage class
15438 specifiers, except for the case of nested functions. Distinguish
15439 extern declarations of functions with variably modified return
15440 types from those of objects with variably modified types.
15442 2009-04-25 Jan Hubicka <jh@suse.cz>
15444 * tree.c (list_equal_p): New function.
15445 * tree.h (list_equal_p): Declare.
15446 * coretypes.h (edge_def, edge, const_edge, basic_block_def
15447 basic_block_def, basic_block, const_basic_block): New.
15448 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
15449 (redirect_eh_edge): New function.
15450 (make_eh_edge_update_phi): EH edges are not abnormal.
15451 * except.c: Include tree-flow.h.
15452 (list_match): New function.
15453 (eh_region_replaceable_by_p): New function.
15454 (replace_region): New function.
15455 (hash_type_list): New function.
15456 (hash_eh_region): New function.
15457 (eh_regions_equal_p): New function.
15458 (merge_peers): New function.
15459 (remove_unreachable_regions): Verify EH tree when checking;
15461 (copy_eh_region_1): New function.
15462 (copy_eh_region): New function.
15463 (push_reachable_handler): New function.
15464 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
15465 regions without label but with live RESX.
15466 * except.h (redirect_eh_edge_to_label): New.
15467 * tree-flow.h (redirect_eh_edge): New.
15468 * coretypes.h (edge_def, edge, const_edge, basic_block_def
15469 basic_block_def, basic_block, const_basic_block): Remove.
15470 * Makefile.in (except.o): Add dependency on tree-flow.h
15471 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
15472 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
15475 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
15478 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
15479 on the destination of memcpy.
15481 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
15483 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
15484 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
15485 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
15487 2009-04-25 Jan Hubicka <jh@suse.cz>
15489 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
15490 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
15491 to be reached by different label than left.
15492 (update_eh_edges): Update comment; remove edge_to_remove if possible
15493 and return true if suceeded.
15494 (cleanup_empty_eh): Accept sharing map; handle shared regions.
15495 (cleanup_eh): Compute sharing map.
15496 * except.c (remove_eh_handler_and_replace): Add argument if we should
15498 (remove_unreachable_regions): Update for label sharing.
15499 (label_to_region_map): Likewise.
15500 (get_next_region_sharing_label): New function.
15501 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
15503 (remove_eh_handler): Update.
15504 (remove_eh_region_and_replace_by_outer_of): New function.
15505 * except.h (struct eh_region): Add next_region_sharing_label.
15506 (remove_eh_region_and_replace_by_outer_of,
15507 get_next_region_sharing_label): Declare.
15508 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
15510 2009-04-25 Jan Hubicka <jh@suse.cz>
15512 * tree-cfg.c (split_critical_edges): Split also edges where we can't
15513 insert code even if they are not critical.
15515 2009-04-25 Jan Hubicka <jh@suse.cz>
15517 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
15518 (gimple_can_remove_branch_p): EH edges won't remove branch by
15520 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
15521 updating of non-abnormal EH edges.
15522 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
15523 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
15524 (split_critical_edges): Split also edges where emitting code on them
15525 will lead to splitting later.
15527 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
15528 H.J. Lu <hongjiu.lu@intel.com>
15531 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
15532 the configured assembler supports fildq and fistpq mnemonics.
15533 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
15534 * configure: Regenerated.
15535 * config.in: Ditto.
15537 * config/i386/i386.c (print_operand): Handle 'Z'.
15538 ['z']: Remove handling of special fild/fist suffixes.
15539 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
15540 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
15541 suffix of fild insn.
15542 (*floatsi<mode>2_vector_mixed): Ditto.
15543 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
15544 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
15545 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
15546 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
15547 * config/i386/gas.h (GAS_MNEMONICS): Remove.
15549 2009-04-25 Ben Elliston <bje@au.ibm.com>
15551 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
15552 the source of a set operation.
15554 2009-04-25 Anatoly Sokolov <aesok@post.ru>
15556 * target.h (struct gcc_target): Add case_values_threshold field.
15557 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
15558 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
15559 * targhooks.c (default_case_values_threshold): New function.
15560 * targhooks.h (default_case_values_threshold): Declare function.
15561 * stmt.c (expand_case): Use case_values_threshold target hook.
15562 * expr.h (case_values_threshold): Remove declartation.
15563 * expr.c (case_values_threshold): Remove function.
15564 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
15566 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
15567 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
15568 (avr_case_values_threshold): Declare as static.
15569 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
15571 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
15572 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
15573 (mn10300_case_values_threshold): New function.
15575 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
15577 * ira.c (setup_cover_and_important_classes): Add enum cast.
15579 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
15581 * genpreds.c (write_enum_constraint_num): Output definition of
15582 CONSTRAINT_NUM_DEFINED_P macro.
15583 * ira.c (setup_cover_and_important_classes): Use
15584 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
15586 2009-04-24 DJ Delorie <dj@redhat.com>
15588 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
15589 __SH2A_SINGLE_ONLY__ also.
15591 2009-04-24 Steve Ellcey <sje@cup.hp.com>
15593 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
15594 (movdf_internal): Ditto.
15595 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
15596 SFmode and DFmode constants.
15597 (ia64_print_operand): Add 'G' format for printing
15598 floating point constants.
15600 2009-04-24 Richard Guenther <rguenther@suse.de>
15602 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
15603 from unsigned additions.
15605 2009-04-24 Joseph Myers <joseph@codesourcery.com>
15607 * c-typeck.c (set_init_index): Allow array designators that are
15608 not integer constant expressions with a pedwarn if pedantic.
15610 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
15612 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
15613 zero if no overlap in nonzero bits between the operands.
15615 2009-04-24 Ian Lance Taylor <iant@google.com>
15617 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
15618 (record_dead_and_set_regs): Likewise.
15619 * df.h (struct df_mw_hardreg): Change flags field to int.
15620 (struct df_base_ref): Likewise.
15621 (struct df): Change changeable_flags field to int.
15622 * df-scan.c (df_defs_record): Change clobber_flags to int.
15623 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
15624 constants rather than #define macros.
15625 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
15626 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
15627 (enum dwarf_calling_convention): Likewise.
15628 (enum dwarf_line_number_x_ops): Likewise.
15629 (enum dwarf_call_frame_info): Likewise.
15630 (enum dwarf_source_language): Likewise.
15631 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
15632 (add_calling_convention_attribute): Likewise.
15633 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
15634 (combine_comparisons): Change compcode to int. Add cast to enum type.
15635 * genrecog.c (maybe_both_true_2): Change c to int.
15636 (write_switch): Likewise. Add cast to enum type.
15637 * gimplify.c (gimplify_omp_for): Handle return values from
15638 gimplify_expr using MIN rather than bitwise or.
15639 (gimplify_expr): Add cast to enum type.
15640 * ipa-prop.c (update_jump_functions_after_inlining): Change
15641 IPA_BOTTOM to IPA_JF_UNKNOWN.
15642 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
15643 Add casts to enum type.
15644 (setup_cover_and_important_classes): Change cl to int. Add casts
15646 (setup_class_translate): Change cl and mode to int.
15647 (ira_init_once): Change mode to int.
15648 (free_register_move_costs): Likewise.
15649 (setup_prohibited_mode_move_regs): Add casts to enum type.
15650 * langhooks.c (add_builtin_function_common): Rework assertion that
15651 value fits bitfield.
15652 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
15653 * omega.c (omega_do_elimination): Avoid math on enum types.
15654 * optabs.c (expand_vec_shift_expr): Remove casts to int.
15655 * opts.c (set_debug_level): Change 2 to enum constant. Use new
15656 int local to handle integral_argment value.
15657 * regmove.c (try_auto_increment): Change PUT_MODE to
15659 * reload.c (push_secondary_reload): Add casts to enum type.
15660 (secondary_reload_class, find_valid_class): Likewise.
15661 * reload1.c (emit_input_reload_insns): Likewise.
15662 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
15663 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
15664 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
15666 * tree.c (build_common_builtin_nodes): Add casts to enum type.
15667 * tree-complex.c (complex_lattice_t): Typedef to int rather than
15669 (expand_complex_libcall): Add casts to enum type.
15670 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
15671 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
15672 with ERROR_MARK, not NUM_TREE_CODES.
15673 (vect_create_epilog_for_reduction): Likewise.
15674 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
15675 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
15676 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
15678 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
15679 vect_unused_in_loop. Change 0 to loop_vect.
15680 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
15681 * var-tracking.c (get_init_value): Change return type to enum
15683 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
15684 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
15686 (arm_override_options): Add casts to enum type.
15687 (arm_emit_tls_decoration): Likewise.
15688 * config/i386/i386.c (ix86_function_specific_restore): Add casts
15690 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
15691 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
15692 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
15694 * config/s390/s390.c (code_for_builtin_64): Change to array of
15696 (code_for_builtin_31): Likewise.
15697 (s390_expand_builtin): Change code_for_builtin to enum insn_code
15699 * config/sparc/sparc.c (sparc_override_options): Change value
15700 field in struct code_model to enum cmodel. In initializer change
15701 0 to NULL and add cast to enum type.
15703 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
15704 Change all callers. Issue a -Wc++-compat warning using
15705 lhs_origtype if necessary.
15706 (convert_for_assignment): Issue -Wc++-compat warnings about
15707 invalid conversions to enum type on assignment.
15708 * c-common.h (build_modify_expr): Update declaration.
15710 2009-04-24 Nick Clifton <nickc@redhat.com>
15712 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
15713 (function_arg_advance): Likewise.
15714 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
15717 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
15719 * config/s390/constraints.md ('I', 'J'): Fix condition.
15721 2009-04-24 Diego Novillo <dnovillo@google.com>
15723 * gengtype-parse.c (parse_error): Add newline after message.
15725 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
15727 * config/i386/sse.md (avxmodesuffixs): Removed.
15728 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
15729 (*avx_pinsr<ssevecsize>): This.
15731 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
15733 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
15734 follow chains of regs with a single definition, and allow expressions
15735 that are function_invariant_p.
15736 (simple_rhs_p): Allow expressions that are function_invariant_p.
15738 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
15740 PR middle-end/39867
15741 * fold-const.c (fold_cond_expr_with_comparison): When folding
15742 > and >= to MAX, make sure the MAX uses the same type as the
15743 comparison's operands.
15745 2009-04-24 Nick Clifton <nickc@redhat.com>
15747 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
15748 addressing for DImode accesses.
15749 (frv_print_operand_address): Handle PLUS case.
15750 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
15752 2009-04-24 Jakub Jelinek <jakub@redhat.com>
15754 PR rtl-optimization/39794
15755 * alias.c (canon_true_dependence): Add x_addr argument.
15756 * rtl.h (canon_true_dependence): Adjust prototype.
15757 * cse.c (check_dependence): Adjust canon_true_dependence callers.
15758 * cselib.c (cselib_invalidate_mem): Likewise.
15759 * gcse.c (compute_transp): Likewise.
15760 * dse.c (scan_reads_nospill): Likewise.
15761 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
15762 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
15763 canon_base_addr of the group, plus optional offset.
15764 (struct group_info): Rename canon_base_mem to
15766 (get_group_info): Set canon_base_addr to canon_rtx of base, not
15767 canon_rtx of base_mem.
15769 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
15771 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
15772 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
15774 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15776 * config/spu/spu-builtins.h: Delete file.
15778 * config/spu/spu.h (enum spu_builtin_type): Move here from
15780 (struct spu_builtin_description): Likewise. Add GTY marker.
15781 Do not use enum spu_function_code or enum insn_code.
15782 (spu_builtins): Add extern declaration.
15784 * config/spu/spu.c: Do not include "spu-builtins.h".
15785 (enum spu_function_code, enum spu_builtin_type_index,
15786 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
15787 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
15788 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
15789 unsigned_V2DI_type_node): Move here from spu-builtins.h.
15790 (spu_builtin_types): Make static. Add GTY marker.
15791 (spu_builtins): Add extern declaration with GTY marker.
15792 Include "gt-spu.h".
15794 * config/spu/spu-c.c: Do not include "spu-builtins.h".
15795 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
15796 Check programmatically whether all parameters are scalar.
15798 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
15800 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
15802 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
15803 assignment from the constructor either if the target is volatile.
15805 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
15807 * config/arm/arm.md (insv): Do not share operands[0].
15809 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
15811 * config/vxlib-tls.c (active_tls_threads): Delete.
15812 (delete_hook_installed): New.
15813 (tls_delete_hook): Don't delete the delete hook.
15814 (tls_destructor): Delete it here.
15815 (__gthread_set_specific): Adjust installing the delete hook.
15816 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
15817 __gthread_leave_tsd_dtor_context.
15819 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
15821 * c-format.c (gcc_tdiag_char_table): Add support for %E.
15823 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
15825 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
15827 (alpha_rtx_costs): Ditto.
15828 (emit_unlikely_jump): Use add_reg_note.
15829 (emit_frame_store_1): Ditto.
15830 (alpha_expand_prologue): Ditto.
15831 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
15832 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
15834 2009-04-23 Nick Clifton <nickc@redhat.com>
15836 * config/v850/v850.md (epilogue): Remove suppressed code.
15837 (return): Rename to return_simple and remove test of frame size.
15838 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
15839 to gen_return_simple.
15841 2009-04-22 Jing Yu <jingyu@google.com>
15844 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
15846 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
15849 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
15850 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
15851 value is a VECTOR_CST, the element type is the element type of the
15854 2009-04-22 DJ Delorie <dj@redhat.com>
15856 * config/m32c/m32c.h: Update GTY annotations to new syntax.
15858 2009-04-22 Jakub Jelinek <jakub@redhat.com>
15860 * alias.c (find_base_term): Move around LO_SUM case, so that
15861 CONST falls through into PLUS/MINUS handling.
15864 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
15865 into 0, use omit_one_operand.
15867 2009-04-23 Ben Elliston <bje@au.ibm.com>
15869 * config/rs6000/linux-unwind.h (get_regs): Remove type
15870 puns. Change the type of `pc' to an array of unsigned ints and
15871 update all users. Constify frame24.
15873 2009-04-22 DJ Delorie <dj@redhat.com>
15875 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
15876 declarations before code.
15877 (current_function_special_page_vector): Likewise.
15878 (m32c_expand_insv): Silence a warning.
15880 2009-04-21 Taras Glek <tglek@mozilla.com>
15882 * alias.c: Update GTY annotations to new syntax.
15883 * basic-block.h: Likewise.
15884 * bitmap.h: Likewise.
15885 * c-common.h: Likewise.
15886 * c-decl.c: Likewise.
15887 * c-parser.c: Likewise.
15888 * c-pragma.c: Likewise.
15889 * c-tree.h: Likewise.
15890 * cfgloop.h: Likewise.
15891 * cgraph.h: Likewise.
15892 * config/alpha/alpha.c: Likewise.
15893 * config/arm/arm.h: Likewise.
15894 * config/avr/avr.h: Likewise.
15895 * config/bfin/bfin.c: Likewise.
15896 * config/cris/cris.c: Likewise.
15897 * config/darwin.c: Likewise.
15898 * config/frv/frv.c: Likewise.
15899 * config/i386/i386.c: Likewise.
15900 * config/i386/i386.h: Likewise.
15901 * config/i386/winnt.c: Likewise.
15902 * config/ia64/ia64.h: Likewise.
15903 * config/iq2000/iq2000.c: Likewise.
15904 * config/mips/mips.c: Likewise.
15905 * config/mmix/mmix.h: Likewise.
15906 * config/pa/pa.c: Likewise.
15907 * config/pa/pa.h: Likewise.
15908 * config/rs6000/rs6000.c: Likewise.
15909 * config/s390/s390.c: Likewise.
15910 * config/sparc/sparc.c: Likewise.
15911 * config/xtensa/xtensa.c: Likewise.
15912 * cselib.h: Likewise.
15913 * dbxout.c: Likewise.
15914 * dwarf2out.c: Likewise.
15915 * except.c: Likewise.
15916 * except.h: Likewise.
15917 * fixed-value.h: Likewise.
15918 * function.c: Likewise.
15919 * function.h: Likewise.
15920 * gimple.h: Likewise.
15921 * integrate.c: Likewise.
15922 * optabs.c: Likewise.
15923 * output.h: Likewise.
15924 * real.h: Likewise.
15926 * stringpool.c: Likewise.
15927 * tree-data-ref.c: Likewise.
15928 * tree-flow.h: Likewise.
15929 * tree-scalar-evolution.c: Likewise.
15930 * tree-ssa-address.c: Likewise.
15931 * tree-ssa-alias.h: Likewise.
15932 * tree-ssa-operands.h: Likewise.
15933 * tree.c: Likewise.
15934 * tree.h: Likewise.
15935 * varasm.c: Likewise.
15936 * varray.h: Likewise.
15938 * coretypes.h: Do not define GTY macro if it is already defined.
15939 * doc/gty.texi: Update GTY documentation to new syntax.
15940 * gengtype-lex.l: Enforce attribute-like syntax for GTY
15941 annotations on structs.
15942 * gengtype-parse.c: Likewise.
15944 2009-04-22 Mark Heffernan <meheff@google.com>
15946 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
15948 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
15950 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
15953 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
15955 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
15956 the same as a PLUS without a shift. Increase the cost of a
15959 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15961 * Makefile.in: Update dependencies.
15962 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
15963 * errors.h: Remove bogus comment about compatibility.
15964 (warning): Update declaration.
15965 * genautomata.c: Update all calls to warning.
15966 * gimple.c: Do not include errors.h. Include toplev.h.
15967 * tree-ssa-structalias.c: Do not include errors.h.
15968 * omega.c: Likewise.
15969 * tree-ssa-reassoc.c: Likewise.
15970 * config/spu/spu-c.c: Likewise.
15971 * config/spu/t-spu-elf: Update dependencies.
15973 2009-04-22 Richard Guenther <rguenther@suse.de>
15975 PR tree-optimization/39824
15976 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
15977 make sure the types are compatible.
15979 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15982 * c-common.c (c_parse_error): Take a token_flags parameter.
15983 Use token_type for the token type instead.
15984 Pass token_flags to cpp_type2name.
15985 * c-common.h (c_parse_error): Update declaration.
15986 * c-parser.c (c_parser_error): Pass 0 as token flags.
15988 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
15990 PR rtl-optimization/39580
15991 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
15993 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15995 * function.c (expand_function_end): Do not emit a jump to the "naked"
15996 return label for fall-through returns.
15997 * except.c (sjlj_emit_function_exit): Always place the call to the
15998 unregister function at the location installed by expand_function_end.
16000 2009-04-22 Richard Guenther <rguenther@suse.de>
16002 PR tree-optimization/39845
16003 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
16004 (gen_inbound_check): Likewise.
16006 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
16008 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
16010 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
16011 * config/vxlib.c (__gthread_once): Add race guard for PPC.
16013 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16015 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
16016 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
16017 shift counts to avoid out-of-bounds array accesses.
16019 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16021 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
16022 (Pmode): Move above.
16024 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
16026 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
16027 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
16028 GET_CODE macro. Use IN_RANGE macro where appropriate.
16029 * config/alpha/alpha.h: Ditto.
16030 * config/alpha/alpha.md: Ditto.
16031 * config/alpha/constraints.md: Ditto.
16032 * config/alpha/predicates.md: Ditto.
16034 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16036 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
16037 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16038 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16039 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16040 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16041 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16042 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16043 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16044 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16045 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16046 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16047 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16048 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16049 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16050 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16051 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16052 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16053 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16054 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16055 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16056 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16057 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16058 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16059 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16060 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16061 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16062 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16064 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
16066 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
16067 references from comments.
16068 * cfgbuild.c: (count_basic_blocks): Delete.
16069 (find_basic_blocks_1): Delete.
16070 (find_basic_blocks): Delete.
16071 * except.c (finish_eh_generation): Make static. Move comment from
16072 except.h here. Remove find_basic_blocks references from comments.
16073 * except.h (finish_eh_generation): Delete.
16074 * basic-block.h (find_basic_blocks): Delete.
16075 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
16077 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
16079 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
16080 (sdbout_parms): Likewise.
16082 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
16084 * config/sh/sh.c (prepare_cbranch_operands): Use
16085 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
16086 (expand_cbranchdi4): Likewise.
16087 (from_compare): Add cast to enum type.
16088 (expand_cbranchsi4): Use add_reg_note.
16089 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
16090 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
16091 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
16092 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16093 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
16094 instead of CODE_FOR_nothing.
16095 (cbranchdi4): Likewise. Fix the order of arguments for
16097 (push_fpscr): Use add_reg_note.
16098 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
16099 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
16101 2009-04-21 Joseph Myers <joseph@codesourcery.com>
16103 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
16104 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
16105 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
16106 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
16107 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
16108 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
16109 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
16110 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
16111 config/alpha/x-vms, config/arc/t-arc,
16112 config/arm/README-interworking, config/arm/arm-c.c,
16113 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
16114 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
16115 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
16116 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
16117 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
16118 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
16119 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
16120 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
16121 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
16122 config/cris/t-elfmulti, config/crx/t-crx,
16123 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
16124 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
16125 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
16126 config/h8300/t-h8300, config/i386/athlon.md,
16127 config/i386/darwin-libgcc.10.4.ver,
16128 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
16129 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
16130 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
16131 config/i386/t-linux64, config/i386/t-nwld,
16132 config/i386/t-rtems-i386, config/i386/t-sol2-10,
16133 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
16134 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
16135 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
16136 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
16137 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
16138 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
16139 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
16140 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
16141 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
16142 config/m68k/t-uclinux, config/mcore/t-mcore,
16143 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
16144 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
16145 config/mips/crtn.asm, config/mips/irix-crti.asm,
16146 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
16147 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
16148 config/mips/mips-fixed.md, config/mips/sb1.md,
16149 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
16150 config/mips/t-iris6, config/mips/t-isa3264,
16151 config/mips/t-libgcc-mips16, config/mips/t-linux64,
16152 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
16153 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
16154 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
16155 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
16156 config/mn10300/t-linux, config/mn10300/t-mn10300,
16157 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
16158 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
16159 config/picochip/libgccExtras/clzsi2.asm,
16160 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
16161 config/rs6000/darwin-libgcc.10.4.ver,
16162 config/rs6000/darwin-libgcc.10.5.ver,
16163 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
16164 config/rs6000/t-aix43, config/rs6000/t-aix52,
16165 config/rs6000/t-darwin, config/rs6000/t-fprules,
16166 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
16167 config/rs6000/t-lynx, config/rs6000/t-netbsd,
16168 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
16169 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
16170 config/rs6000/t-rtems, config/rs6000/t-spe,
16171 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
16172 config/score/t-score-elf, config/sh/divcost-analysis,
16173 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
16174 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
16175 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
16176 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
16177 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
16178 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
16179 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
16180 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
16181 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
16182 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
16183 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
16184 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
16185 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
16186 limitx.h, version.c, xcoff.h: Add copyright and license notices.
16187 * config/h8300/genmova.sh: Include copyright and license notices
16188 in generated output.
16189 * config/h8300/mova.md: Regenerate.
16190 * doc/install.texi2html: Include word "Copyright" in copyright
16191 notice and use name "Free Software Foundation, Inc.".
16192 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
16193 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
16194 ChangeLog-2007, ChangeLog-2008: Correct dates.
16196 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
16198 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
16199 NE_EXPR operations as well.
16200 * c-parser.c (c_parser_condition): Do not set location information on
16202 (c_parser_conditional_expression): Likewise.
16203 (c_parser_binary_expression): Set location information on operators.
16204 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
16205 TRUTH_NOT_EXPR has been folded.
16206 * fold-const.c (fold_truth_not_expr): Copy location information from
16207 the incoming expression to the outgoing one.
16208 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
16209 recursive calls on the LHS of the operator but pass that of the
16210 operator to recursive calls on the RHS of the operator. Set it
16212 (shortcut_cond_expr): Set the locus of the operator on the second
16213 COND_EXPR and that of the expression on the first in degenerate cases.
16214 Pass the locus of the expression to calls to shortcut_cond_r.
16215 Set the locus of the 'then' block on the associated jump, if any.
16216 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
16217 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
16218 expression to call to gimplify_boolean_expr.
16220 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
16222 * config.gcc: Add additional configuration for
16223 i686-w64-mingw* and x86_64-w64-mingw* triplet.
16224 * config/i386/mingw-w64.h: New mingw-w64 specific header.
16225 (CPP_SPEC): Redefine for allowing -municode option.
16226 (STARTFILE_SPEC): Likewise.
16227 * config/i386/t-mingw-w64: New.
16228 * config/i386/mingw-w64.opt: New.
16229 (municode): Add new target option.
16230 * doc/invoke.texi (municode): Add documentation for new option.
16232 2009-04-21 Ian Lance Taylor <iant@google.com>
16234 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16235 Correct test for number of arguments.
16236 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
16238 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
16240 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
16241 argument of emit_library_call.
16243 2009-04-21 Richard Guenther <rguenther@suse.de>
16245 PR middle-end/39829
16246 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
16247 inside VIEW_CONVERT_EXPRs.
16249 2009-04-21 Martin Jambor <mjambor@suse.cz>
16251 * tree-switch-conversion.c (build_constructors): Split a long line.
16252 (constructor_contains_same_values_p): New function.
16253 (build_one_array): Create assigns of constants if possible, do not
16254 call mark_sym_for_renaming, call update_stmt.
16255 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
16256 make_rename_temp. Do not call mark_symbols_for_renaming, call
16258 (gen_def_assigns): Do not call mark_symbols_for_renaming or
16259 find_new_referenced_vars, call update_stmt.
16260 (gen_inbound_check): Use create_tmp_var and create ssa names manually
16261 instead of calling make_rename_temp. Do not call
16262 find_new_referenced_vars or mark_symbols_for_renaming, call
16265 2009-04-21 Richard Guenther <rguenther@suse.de>
16267 PR tree-optimization/39827
16268 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
16269 (tree_ssa_phiprop): Pass the correct array size.
16271 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
16273 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
16275 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
16278 * c-typeck.c (lvalue_p): Move declaration ...
16279 * c-common.h (lvalue_p): ... to here.
16280 * c-common.c (candidate_equal_p): New.
16281 (add_tlist): Use it.
16282 (merge_tlist): Use it.
16283 (warn_for_collisions_1): Likewise.
16284 (warning_candidate_p): Accept more candidates.
16285 (verify_tree): A warning candidate can be an expression. Use
16288 2009-04-21 Ben Elliston <bje@au.ibm.com>
16291 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
16292 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
16293 options. Remove -mcall-solaris documentation.
16295 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16298 * doc/invoke.texi (-Wlong-long): Update description.
16299 * c-lex (interpret_integer): Only warn if there was no previous
16300 overflow and -Wlong-long is enabled.
16301 * c-decl.c (declspecs_add_type): Drop redundant flags.
16302 * c.opt (Wlong-long): Init to -1.
16303 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
16304 and front-end warn_long_long. Wlong-long only depends on other
16305 flags if it is uninitialized.
16306 * c-parser.c (disable_extension_diagnostics): warn_long_long is
16307 the same for CPP and FE.
16308 (restore_extension_diagnostics): Likewise.
16310 2009-04-20 Ian Lance Taylor <iant@google.com>
16312 Fix enum conversions which are invalid in C++:
16313 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
16314 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
16315 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
16316 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
16317 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
16318 (dbxout_parms): Likewise.
16319 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
16320 (df_clear_flags): Likewise.
16321 * df-problems.c (df_rd_bb_local_compute_process_def): Change
16322 top_flag parameter to int.
16323 (df_chain_create_bb_process_use): Likewise.
16324 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
16326 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
16327 (df_ref_create_structure, df_def_record_1): Likewise.
16328 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
16329 (df_notes_rescan): Change 0 to VOIDmode in function call.
16330 (df_get_call_refs, df_insn_refs_collect): Likewise.
16331 (df_bb_regs_collect): Likewise.
16332 (df_entry_block_defs_collect): Likewise.
16333 (df_exit_block_uses_collect): Likewise.
16334 * df.h: Update declarations.
16335 * double-int.c (double_int_divmod): Add cast to enum type.
16336 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
16337 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
16338 (based_loc_descr): Likewise.
16339 (loc_descriptor_from_tree_1): Change first_op and second_op to
16340 enum dwarf_location_atom. Add cast to enum type.
16341 * expmed.c (init_expmed): Change 0 to SET in function call.
16342 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
16343 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
16344 (do_store_flag): Likewise.
16345 * fixed-value.h (struct fixed_value): Change mode to enum
16347 * function.c (assign_parms): Change 0 to VOIDmode in function call.
16348 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
16350 (insert_insn_decl, insert_decl, insert_state): Likewise.
16351 (automata_list_finish): Likewise.
16352 * genrecog.c (process_define_predicate): Add cast to enum type.
16353 * gensupport.c (init_predicate_table): Add cast to enum type.
16354 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
16356 (gimple_build_call_1, gimple_build_label): Likewise.
16357 (gimple_build_goto, gimple_build_asm_1): Likewise.
16358 (gimple_build_switch_1, gimple_build_cdt): Likewise.
16359 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
16360 (enum fallback): Rename from enum fallback_t.
16361 (fallback_t): Typedef as int.
16362 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
16363 GSI_SAME_STMT in function call.
16364 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
16366 (setup_reg_class_relations): Likewise.
16367 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
16368 (setup_prohibited_class_mode_regs): Add cast to enum type.
16369 (setup_prohibited_mode_move_regs): Likewise.
16370 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
16371 (record_address_regs): Change i to enum reg_class.
16372 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
16373 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
16374 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
16375 (GET_MODE_2XWIDER_MODE): Likewise.
16376 (GET_CLASS_NARROWEST_MODE): Likewise.
16377 * omp-low.c (expand_omp_for): Add cast to enum type.
16378 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
16379 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
16380 * postreload.c (reload_cse_simplify_operands): Change rclass local
16382 * predict.c (combine_predictions_for_insn): Change best_predictor
16383 and predictor to enum br_predictor.
16384 (combine_predictions_for_bb): Likewise.
16385 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
16386 use SET_PREDICT_EXPR_OUTCOME.
16387 * real.c (real_arithmetic): Change icode to code in function call.
16388 * reginfo.c (init_move_cost): Add casts to enum type.
16389 (init_reg_sets_1, init_fake_stack_mems): Likewise.
16390 * regmove.c (regclass_compatible_p): Change class0 and class1 to
16392 * reload.c (find_valid_class): Add casts to enum type.
16393 (push_reload): Change 0 to NO_REGS in function call.
16394 (find_reloads): Change this_alternative to array of enum
16395 reg_class. Remove some now-unnecessary casts.
16396 (make_memloc): Change 0 to VOIDmode in function call.
16397 * reload1.c (reload): Change 0 to VOIDmode in function call.
16398 (eliminate_regs_1, elimination_effects): Likewise.
16399 (eliminate_regs_in_insn): Likewise.
16400 (emit_input_reload_insns): Add cast to enum type.
16401 (delete_output_reload): Change 0 to VOIDmode in function call.
16402 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
16403 to enum type in function call.
16404 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
16405 (SET_PREDICT_EXPR_OUTCOME): Define.
16406 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
16407 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
16408 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
16409 (dump_function): Likewise.
16410 * tree-dump.h: Update declarations.
16411 * tree-pass.h: Update declarations.
16412 * varasm.c (assemble_integer): Change mclass to enum mode_class.
16413 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
16415 (arm_rtx_costs_1): Correct parenthesization.
16416 (arm_rtx_costs): Add casts to enum type.
16417 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
16418 (vfp_emit_fstmd): Use add_rg_note.
16419 (emit_multi_reg_push, emit_sfm): Likewise.
16420 (thumb_set_frame_pointer): Likewise.
16421 (arm_expand_prologue): Likewise.
16422 (arm_regno_class): Change return type to enum reg_class.
16423 (thumb1_expand_prologue): Use add_reg_note.
16424 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
16425 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
16427 * config/arm/gentune.sh: Add cast to enum type.
16428 * config/arm/arm-tune.md: Rebuild.
16429 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
16430 (ix86_split_fp_branch, predict_jump): Likewise.
16431 (ix86_expand_multi_arg_builtin): Change sub_code from enum
16432 insn_code to enum rtx_code.
16433 (ix86_builtin_vectorized_function): Add cast to enum type.
16434 * config/i386/i386.md (truncdfsf2): Change slot to enum
16436 (truncxf<mode>2, isinf<mode>2): Likewise.
16437 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
16439 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
16440 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
16441 (insert_bundle_state): Change 1 to INSERT in function call.
16442 (ia64_add_bundle_selector_before): Likewise.
16443 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
16444 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
16445 (restore_stack_nonlocal): Likewise.
16446 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
16448 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
16450 (mips_rtx_costs): Likewise.
16451 (mips_override_options): Add casts to enum type.
16452 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
16454 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
16455 (store_reg, set_reg_plus_d): Likewise.
16456 (hppa_expand_prologue, hppa_profile_hook): Likewise.
16457 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
16459 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
16461 (emit_unlikely_jump): Use add_reg_note.
16462 (rs6000_emit_allocate_stack): Likewise.
16463 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
16464 (output_toc): Change 1 to INSERT in function call.
16465 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
16466 (rs6000_initialize_trampoline): Likewise.
16467 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
16469 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
16470 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
16471 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
16472 (save_gprs): Use add_reg_note.
16473 (s390_emit_prologue): Likewise.
16474 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16475 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
16476 (sparc_fold_builtin): Add cast to enum type.
16477 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
16479 (spu_expand_prologue): Use add_reg_note.
16480 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
16482 2009-04-20 Ian Lance Taylor <iant@google.com>
16484 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
16485 (c_parser_postfix_expression_after_primary): Get VEC for list of
16486 arguments. Get original types of arguments. Call
16487 build_function_call_vec.
16488 (cached_expr_list_1, cached_expr_list_2): New static variables.
16489 (c_parser_expr_list): Change return type to VEC *. Add
16490 p_orig_types parameter. Change all callers.
16491 (c_parser_release_expr): New static function.
16492 (c_parser_vec_to_tree_list): New static function.
16493 * c-typeck.c (build_function_call): Rewrite to build a VEC and
16494 call build_function_call_vec.
16495 (build_function_call_vec): New function, based on old
16496 build_function_call.
16497 (convert_arguments): Remove nargs and argarray parameters. Change
16498 values to a VEC. Add origtypes parameter.
16499 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
16500 (convert_for_assignment): Add origtype parameter. Change all
16501 callers. If warn_cxx_compat, check for conversion to an enum
16502 type when calling a function.
16503 (store_init_value): Add origtype parameter. Change all callers.
16504 (digest_init): Likewise.
16505 (struct init_node): Add origtype field.
16506 (add_pending_init): Add origtype parameter. Change all callers.
16507 (output_init_element): Likewise.
16508 (output_pending_init_elements): Pass origtype from init_node to
16509 output_init_element.
16510 (process_init_element): Pass origtype from c_expr to
16511 output_init_element.
16512 (c_finish_return): Add origtype parameter. Change all callers.
16513 * c-common.c (sync_resolve_size): Change params to VEC *. Change
16515 (sync_resolve_params): Likewise.
16516 (sync_resolve_return): Change params to first_param. Change caller.
16517 (resolve_overloaded_builtins): Change params to VEC *. Change
16518 callers. Save first parameter around call to build_function_call_vec.
16519 * c-decl.c (finish_decl): Add origtype parameter. Change all
16520 callers. Call build_function_call_vec rather than
16521 build_function_call for cleanup.
16522 * c-tree.h: Update declarations.
16523 * c-common.h: Update declarations.
16524 * stub-objc.c (objc_rewrite_function_call): Change parameter from
16525 params to first_param.
16526 * target.h (struct gcc_target): Change resolve_overloaded_builtin
16527 params parameter from tree to void *.
16528 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16529 Change arglist parameter to have type void *, and to be a pointer
16531 * config/rs6000/rs6000-protos.h
16532 (altivec_resolve_overloaded_builtin): Update declaration.
16533 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
16534 fnargs parameter to have type void *, and to be a pointer to a
16535 VEC. Call build_function_call_vec instead of
16536 build_function_call.
16537 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
16539 2009-04-20 Joey Ye <joey.ye@intel.com>
16540 Xuepeng Guo <xuepeng.guo@intel.com>
16541 H.J. Lu <hongjiu.lu@intel.com>
16543 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
16545 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
16546 (IX86_LEA_PRIORITY): Likewise.
16547 (distance_non_agu_define): New function.
16548 (distance_agu_use): Likewise.
16549 (ix86_lea_for_add_ok): Likewise.
16550 (ix86_dep_by_shift_count): Likewise.
16552 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
16553 should split for LEA.
16555 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
16557 (ix86_dep_by_shift_count): Likewise.
16559 2009-04-20 Richard Guenther <rguenther@suse.de>
16561 * expr.c (handled_component_p): Move ...
16562 * tree.h (handled_component_p): ... here.
16563 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
16564 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
16565 and REALPART_EXPR to be in one group.
16567 2009-04-20 Richard Guenther <rguenther@suse.de>
16569 * basic-block.h (get_all_dominated_blocks): Declare.
16570 * dominance.c (get_all_dominated_blocks): New function.
16571 * tree-cfg.c (get_all_dominated_blocks): Remove.
16572 (remove_edge_and_dominated_blocks): Adjust.
16573 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
16574 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
16575 instead of recursing.
16577 2009-04-20 Doug Kwan <dougkwan@google.com>
16579 * cgraph.h (cgraph_node_ptr): New type for vector functions.
16580 (struct cgraph_node_set_def): New type.
16581 (cgraph_node_set) New type. Also declare vector functions.
16582 (struct cgraph_node_set_element_def): New type.
16583 (cgraph_node_set_element): Ditto.
16584 (cgraph_node_set_iterator): New iterator type.
16585 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
16586 cgraph_node_set_remove, dump_cgraph_node_set,
16587 debug_cgraph_node_set): New prototypes.
16588 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
16589 cgraph_node_set_size): New inlines.
16590 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
16591 including cgraph.h.
16592 (struct ipa_opt_pass): Add struct cgraph_node_set_def
16593 argument to function 'write_summary'.
16594 * ipa.c: Include ggc.h.
16595 (hash_cgraph_node_set_element,
16596 eq_cgraph_node_set_element, cgraph_node_set_new,
16597 cgraph_node_set_add, cgraph_node_set_remove,
16598 cgraph_node_set_find, dump_cgraph_node_set,
16599 debug_cgraph_node_set): New functions.
16600 * Makefile.in (ipa.o): Add dependency on GGC_H.
16602 2009-04-20 Ira Rosen <irar@il.ibm.com>
16604 PR tree-optimization/39675
16605 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
16606 check of the return code of vect_schedule_slp. Check that
16607 stmt_vec_info still exists for the statement, before checking its
16608 vectorization type.
16610 2009-04-20 Michael Matz <matz@suse.de>
16612 * Makefile.in (generated_files): Take out $(simple_generated_c).
16614 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
16616 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
16617 (UINTPTR_TYPE): Likewise.
16619 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16622 * c-typeck.c (digest_init): Check for initializing an array with a
16625 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16628 * c-semantics.c (pop_stmt_list): Propagate
16629 STATEMENT_LIST_HAS_LABEL to parent statement list.
16631 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
16633 * config/mips/mips.h (mips_tune_attr): New macro.
16634 * config/mips/mips.md (cpu): Use it.
16636 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16639 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
16642 2009-04-19 Diego Novillo <dnovillo@google.com>
16644 * toplev.c (compile_file): Move call to coverage_finish ...
16645 * cgraphunit.c (ipa_passes): ... here.
16646 Call cgraph_process_new_functions.
16647 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
16648 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
16650 2009-04-19 Jan Hubicka <jh@suse.cz>
16652 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
16654 (dump_cgraph_node): Dump can throw external flag.
16655 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
16657 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16661 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
16662 * common.opt (Wlogical-op): Move from here...
16663 * c.opt (Wlogical-op): ... to here.
16664 * c-typeck.c (parser_build_binary_op): Update call to
16665 warn_logical_operator.
16666 * c-opts.c (c_common_post_options): Enable warn_logical_op with
16668 * c-common.c (warn_logical_op): Update.
16669 * c-common.h (warn_logical_op): Update declaration.
16671 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
16673 * tree.c (protected_set_expr_location): Fix formatting.
16675 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16678 * c-typeck.c (readonly_warning): new.
16679 (build_unary_op, build_modify_expr): Use readonly_warning for
16680 storing into something readonly but not const-qualified.
16682 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16685 * c-typeck.c (build_unary_op): Check for taking address of
16686 expression of type void.
16688 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16691 * c-typeck.c (build_function_call): Check for calling a function
16692 with qualified void return types. Call require_complete_type when
16695 2009-04-18 Jan Hubicka <jh@suse.cz>
16697 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
16699 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
16700 can_throw_external flag.
16701 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
16702 * ipa-pure-const.c (ignore_edge): New function.
16703 (propagate): Compute order for NOTHROW computation; set NOTHROWs
16704 only over can_throw_external edges.
16705 (local_pure_const): Add nothrow flag.
16706 * ipa-utils.c (searchc): Add ignore_edge callback.
16707 (ipa_utils_reduced_inorder): Add ignore_edge callback.
16708 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
16709 (set_nothrow_function_flags): Update cgraph.
16710 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
16712 2009-04-18 Richard Guenther <rguenther@suse.de>
16714 PR middle-end/39804
16715 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
16716 (fold_stmt): ... this and ...
16717 (fold_stmt_inplace): ... this.
16718 (fold_stmt_1): Fold references in calls and asms.
16719 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
16721 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16723 * tree-vrp.c (ssa_name_nonzero_p): Remove.
16724 * tree.h: Remove the prototype for ssa_name_nonzero_p.
16726 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16728 * tree.c (function_args_count): Remove.
16729 * tree.h: Remove the prototype for function_args_count.
16731 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16733 * tree-iterator.c (expr_only): Remove.
16734 * tree.h: Remove the prototype for expr_only.
16736 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16738 * reginfo.c (cannot_change_mode_set_regs): Remove.
16739 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
16741 2009-04-08 Anatoly Sokolov <aesok@post.ru>
16743 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
16744 whether operands 0 and 1 overlaps.
16746 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
16748 PR middle-end/36902
16749 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
16750 pointer. Use warning_at instead of warning.
16751 (search_for_addr_array): Likewise.
16752 (check_array_bounds): Likewise.
16753 (check_all_array_refs): Check that the incoming edge is not in the
16754 list of edges to be removed.
16755 (check_all_array_refs): Avoid the temporal pointer.
16756 (vrp_visit_cond_stmt): Fix typo.
16757 (simplify_switch_using_ranges): Handle the case where the switch
16758 index is an integer constant.
16760 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
16762 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
16764 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16766 * doc/extend.texi, doc/invoke.texi: Fix typos.
16768 2009-04-17 Cary Coutant <ccoutant@google.com>
16770 * tree-flow-inline.h (get_lineno): Fix inverted test.
16772 2009-04-17 Diego Novillo <dnovillo@google.com>
16774 * tree-ssa-pre.c (create_expression_by_pieces): Remove
16775 assertion for AVAIL_OUT.
16777 2009-04-17 Mike Frysinger <vapier@gentoo.org>
16780 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
16781 * config/sh/linux-atomic.asm: Likewise.
16783 2009-04-17 Diego Novillo <dnovillo@google.com>
16785 * except.c (debug_eh_tree): New.
16786 (struct eh_region, struct eh_status): Move ...
16787 * except.h: ... here.
16788 (add_type_for_runtime): Declare extern.
16789 (lookup_type_for_runtime): Likewise.
16790 (debug_eh_tree): Declare.
16791 * Makefile.in (GTFILES): List except.h before except.c
16793 2009-04-17 Diego Novillo <dnovillo@google.com>
16795 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
16796 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
16797 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
16798 (find_vars_r): ... here.
16799 * tree-flow.h (find_referenced_vars_in): Declare.
16800 * tree-ssa-pre.c (create_expression_by_pieces): Assert
16801 that AVAIL_OUT exists for BLOCK.
16802 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
16803 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
16804 (tree-parloops.o): Likewise.
16806 2009-04-17 Simon Baldwin <simonb@google.com>
16808 * toplev.c (default_tree_printer): Add handling for %E format.
16810 2009-04-17 Diego Novillo <dnovillo@google.com>
16812 * tree-pretty-print.c (dump_generic_node): Add break after
16813 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
16814 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
16815 FUNCTION_TYPE together. Call print_struct_decl when printing
16816 structures and TDF_SLIM is not given.
16817 (print_struct_decl): Fix logic for detecting recursion.
16819 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
16822 * gcc.c (create_at_file): New.
16823 (compile_input_file_p): New.
16824 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
16825 * main.c (main): Update call to toplev_main.
16826 * toplev.c (toplev_main): Change signature. Call expandargv.
16827 * toplev.h (toplev_main): Change signature.
16829 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
16831 * dwarf2out.c (field_byte_offset): Use the type size as the field size
16832 if the latter is not constant.
16834 2009-04-17 David Edelsohn <edelsohn@gnu.org>
16836 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
16838 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
16840 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
16841 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
16843 2009-04-17 Richard Guenther <rguenther@suse.de>
16845 * tree-ssa-structalias.c (get_constraint_for_component_ref):
16846 Handle component references view-converting an invariant address.
16848 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
16850 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
16851 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
16852 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
16853 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
16854 Use @deftypevr rather than @deftypevar.
16856 2009-04-17 Richard Guenther <rguenther@suse.de>
16858 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
16859 (get_prop_source_stmt): Likewise.
16860 (can_propagate_from): Likewise.
16862 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
16864 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
16865 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
16866 (--with-multilib-list): Add default value.
16867 * configure: Regenerate.
16868 * Makefile.in (TM_ENDIAN_CONFIG): Define.
16869 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
16870 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
16871 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
16872 Don't add default cpu to multilib list unnecessarily, but do enable
16873 the relevant compiler option..
16874 Add support for --with-multilib-list=<blank> and
16875 --with-multilib-list=!<somelib> to supress unwanted multilibs.
16876 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
16877 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
16878 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
16879 TM_MULTILIB_CONFIG.
16880 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
16881 (MULTILIB_OSDIRNAMES): New variable.
16882 * config/sh/t-1e: Delete file.
16883 * config/sh/t-mlib-sh1: Delete file.
16884 * config/sh/t-mlib-sh2: Delete file.
16885 * config/sh/t-mlib-sh2a: Delete file.
16886 * config/sh/t-mlib-sh2a-nofpu: Delete file.
16887 * config/sh/t-mlib-sh2a-single: Delete file.
16888 * config/sh/t-mlib-sh2a-single-only: Delete file.
16889 * config/sh/t-mlib-sh2e: Delete file.
16890 * config/sh/t-mlib-sh3e: Delete file.
16891 * config/sh/t-mlib-sh4: Delete file.
16892 * config/sh/t-mlib-sh4-nofpu: Delete file.
16893 * config/sh/t-mlib-sh4-single: Delete file.
16894 * config/sh/t-mlib-sh4-single-only: Delete file.
16895 * config/sh/t-mlib-sh4a: Delete file.
16896 * config/sh/t-mlib-sh4a-nofpu: Delete file.
16897 * config/sh/t-mlib-sh4a-single: Delete file.
16898 * config/sh/t-mlib-sh4a-single-only: Delete file.
16899 * config/sh/t-mlib-sh4al: Delete file.
16900 * config/sh/t-mlib-sh5-32media: Delete file.
16901 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
16902 * config/sh/t-mlib-sh5-64media: Delete file.
16903 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
16904 * config/sh/t-mlib-sh5-compact: Delete file.
16905 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
16906 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
16907 * doc/install.texi (Options specification): Add
16908 --with-multilib-list and --with-endian.
16910 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
16912 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
16914 (OBJS-common): Add plugin-version.o.
16915 (plugin-version.o): New.
16916 * gcc-plugin.h (plugin_gcc_version): New.
16917 (plugin_default_version_check): New.
16918 (plugin_init_func, plugin_init): Add version argument.
16919 * plugin-version.c: New.
16920 * plugin.c (str_plugin_gcc_version_name): New.
16921 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
16922 pass it to the init function.
16923 (plugin_default_version_check): New.
16925 2009-04-17 Richard Guenther <rguenther@suse.de>
16927 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
16928 for decl-vs-decl disambiguation.
16930 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
16932 * config/s390/s390.h (s390_tune_attr): New macro definition.
16933 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
16935 2009-04-17 Richard Guenther <rguenther@suse.de>
16937 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
16938 (fold_stmt_r): Likewise.
16939 (maybe_fold_reference): New function.
16940 (fold_gimple_assign): Handle cases fold_stmt_r did.
16941 (fold_stmt): Do not use fold_stmt_r.
16942 (fold_stmt_inplace): Likewise.
16944 2009-04-17 Richard Guenther <rguenther@suse.de>
16946 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
16947 (record_equivalences_from_stmt): Remove useless checks and
16949 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
16950 the type is already suitable.
16952 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
16954 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
16956 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
16958 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
16959 (CMPtype): Define as __gcc_CMPtype.
16961 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
16963 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
16964 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
16966 2009-04-17 Richard Guenther <rguenther@suse.de>
16968 PR tree-optimization/39746
16969 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
16970 special-casing for builtins and static variable use/def.
16971 (call_may_clobber_ref_p_1): Likewise.
16973 2009-04-16 Ian Lance Taylor <iant@google.com>
16975 * df.h: Include "timevar.h".
16976 (struct df_problem): Change tv_id field to timevar_id_t.
16977 * tree-pass.h: Include "timevar.h".
16978 (struct opt_pass): Change tv_id field to timevar_id_t.
16979 * timevar.h (timevar_id_t): Define TV_NONE.
16980 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
16981 TV_NONE rather than tv_id != 0.
16982 (execute_one_pass): Likewise.
16983 * Makefile.in (DF_H): Add $(TIMEVAR_H).
16984 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
16985 dependencies to $(TREE_PASS_H).
16986 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
16988 (pass_branch_target_load_optimize2): Likewise.
16989 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
16990 (pass_outof_cfg_layout_mode): Likewise.
16991 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
16992 (pass_rebuild_cgraph_edges): Likewise.
16993 (pass_remove_cgraph_callee_edges): Likewise.
16994 * df-core.c (pass_df_initialize_opt): Likewise.
16995 (pass_df_initialize_no_opt): Likewise.
16996 (pass_df_finish): Likewise.
16997 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
16998 * except.c (pass_set_nothrow_function_flags): Likewise.
16999 (pass_convert_to_eh_region_ranges): Likewise.
17000 * final.c (pass_compute_alignments): Likewise.
17001 * function.c (pass_instantiate_virtual_regs): Likewise.
17002 (pass_init_function): Likewise.
17003 (pass_leaf_regs): Likewise.
17004 (pass_match_asm_constraints): Likewise.
17005 * gimple-low.c (pass_lower_cf): Likewise.
17006 (pass_mark_used_blocks): Likewise.
17007 * init-regs.c (pass_initialize_regs): Likewise.
17008 * integrate.c (pass_initial_value_sets): Likewise.
17009 * ira.c (pass_ira): Likewise.
17010 * jump.c (pass_cleanup_barriers): Likewise.
17011 * omp-low.c (pass_expand_omp): Likewise.
17012 (pass_lower_omp): Likewise.
17013 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
17014 * recog.c (pass_split_all_insns): Likewise.
17015 (pass_split_after_reload): Likewise.
17016 (pass_split_before_regstack): Likewise.
17017 (pass_split_before_sched2): Likewise.
17018 (pass_split_for_shorten_branches): Likewise.
17019 * reginfo.c (pass_reginfo_init): Likewise.
17020 (pass_subregs_of_mode_init): Likewise.
17021 (pass_subregs_of_mode_finish): Likewise.
17022 * passes.c (pass_postreload): Likewise.
17023 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
17024 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
17025 (pass_warn_function_return): Likewise.
17026 (pass_warn_function_noreturn): Likewise.
17027 * tree-complex.c (pass_lower_complex): Likewise.
17028 (pass_lower_complex_O0): Likewise.
17029 * tree-if-conv.c (pass_if_conversion): Likewise.
17030 * tree-into-ssa.c (pass_build_ssa): Likewise.
17031 * tree-mudflap.c (pass_mudflap_1): Likewise.
17032 (pass_mudflap_2): Likewise.
17033 * tree-nomudflap.c (pass_mudflap_1): Likewise.
17034 (pass_mudflap_2): Likewise.
17035 * tree-nrv.c (pass_return_slot): Likewise.
17036 * tree-object-size.c (pass_object_sizes): Likewise.
17037 * tree-optimize.c (pass_all_optimizations): Likewise.
17038 (pass_early_local_passes): Likewise.
17039 (pass_all_early_optimizations): Likewise.
17040 (pass_cleanup_cfg): Likewise.
17041 (pass_cleanup_cfg_post_optimizing): Likewise.
17042 (pass_free_datastructures): Likewise.
17043 (pass_free_cfg_annotations): Likewise.
17044 (pass_fixup_cfg): Likewise.
17045 (pass_init_datastructures): Likewise.
17046 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
17047 (pass_late_warn_uninitialized): Likewise.
17048 (pass_update_address_taken): Likewise.
17049 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
17050 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
17051 (pass_cse_sincos): Likewise.
17052 (pass_convert_to_rsqrt): Likewise.
17053 * tree-ssa-structalias.c (pass_build_alias): Likewise.
17054 * tree-stdarg.c (pass_stdarg): Likewise.
17055 * tree-tailcall.c (pass_tail_recursion): Likewise.
17056 (pass_tail_calls): Likewise.
17057 * tree-vect-generic.c (pass_lower_vector): Likewise.
17058 (pass_lower_vector_ssa): Likewise.
17059 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
17061 2009-04-16 Joseph Myers <joseph@codesourcery.com>
17063 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
17065 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
17067 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
17068 logical and signext.
17070 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
17073 * config/sh/predicates.md (arith_operand): Check if the operand
17074 of TRUNCATE is a REG.
17076 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17078 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
17079 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
17081 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17083 * tree-iterator.c (tsi_split_statement_list_after,
17084 tsi_split_statement_list_before): Remove.
17085 * tree-iterator.h: Remove the prototypes for
17086 tsi_split_statement_list_after and tsi_split_statement_list_before.
17088 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17090 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
17091 * tree-ssa-propagate.h: Remove the prototype for
17092 stmt_makes_single_load.
17094 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17096 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
17097 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
17099 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17101 * tree-iterator.c (EXPR_LAST_BODY): Remove.
17103 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17105 * except.c (eh_region_outer_p): Remove.
17106 * except.h: Remove the prototype for eh_region_outer_p.
17108 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17110 * function.c (current_function_assembler_name): Remove.
17111 * function.h: Remove the prototype for
17112 current_function_assembler_name.
17114 2009-04-16 Ian Lance Taylor <iant@google.com>
17116 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
17117 (add_reg_note): Call alloc_reg_note.
17118 * rtl.h (alloc_reg_note): Declare.
17119 * combine.c (try_combine): Use alloc_reg_note.
17120 (recog_for_combine, move_deaths): Likewise.
17121 (distribute_notes): Use alloc_reg_note and add_reg_note.
17122 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
17123 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
17124 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
17126 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
17128 PR rtl-optimization/39762
17129 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
17130 ira_may_move_out_cost): Add comments about way of their usage.
17131 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
17133 * ira-conflicts.c (process_regs_for_copy): Use function
17134 ira_get_register_move_cost instead of global
17135 ira_register_move_cost.
17137 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
17138 color_pass, move_spill_restore, update_curr_costs): Ditto.
17140 * ira-lives.c (process_single_reg_class_operands): Ditto.
17142 * ira-emit.c (emit_move_list): Ditto.
17144 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
17145 (record_reg_classes): Ditto. Use functions
17146 ira_get_register_move_cost and ira_get_may_move_cost instead of
17147 global vars ira_register_move_cost, ira_may_move_out_cost and
17148 ira_may_move_in_cost.
17149 (record_address_regs): Don't call ira_init_register_move_cost.
17150 Use function ira_get_may_move_cost instead of global
17151 ira_may_move_in_cost.
17152 (process_bb_node_for_hard_reg_moves): Use function
17153 ira_get_register_move_cost instead of global ira_register_move_cost.
17154 (ira_costs): Don't call ira_init_register_move_cost.
17156 2009-04-16 Richard Guenther <rguenther@suse.de>
17158 * tree-cfg.c (verify_gimple_assign_binary):
17159 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
17160 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
17161 (create_general_new_stmt): Note that this function is broken.
17163 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17165 * common.opt (fhelp): Add Var(help_flag).
17166 * gcc-plugin.h (plugin_info): Add help.
17167 * plugin.c (plugin_name_args): Add help.
17168 (register_plugin_info): Set plugin->help.
17169 (print_help_one_plugin): New.
17170 (print_plugins_help): New.
17171 * plugin.h (print_plugins_help): New.
17172 * toplev.c (toplev_main): Call print_plugins_help if needed.
17174 2009-04-16 Richard Guenther <rguenther@suse.de>
17176 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
17177 (gimple_ior_addresses_taken_1): New function.
17178 (gimple_ior_addresses_taken): Likewise.
17179 * gimple.h (struct gimple_statement_with_ops_base): Remove
17180 addresses_taken member.
17181 (gimple_ior_addresses_taken): Declare.
17182 (gimple_addresses_taken, gimple_addresses_taken_ptr,
17183 gimple_set_addresses_taken): Remove.
17184 * ipa-reference.c (mark_address): New function.
17185 (scan_stmt_for_static_refs): Use it for marking addresses taken.
17186 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
17187 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
17188 (gimple_add_to_addresses_taken): Remove.
17189 (get_tmr_operands): Call mark_address_taken.
17190 (get_asm_expr_operands): Likewise.
17191 (get_expr_operands): Likewise.
17192 (build_ssa_operands): Do not clear the addresses_taken bitmap.
17193 (free_stmt_operands): Do not free it.
17194 * tree-ssa.c (delete_tree_ssa): Likewise.
17195 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
17197 2009-04-16 Richard Guenther <rguenther@suse.de>
17199 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
17200 (walk_stmt_load_store_ops): Likewise.
17201 * gimple.c (get_base_loadstore): New function.
17202 (walk_stmt_load_store_addr_ops): Likewise.
17203 (walk_stmt_load_store_ops): Likewise.
17204 * ipa-pure-const.c (check_op): Simplify.
17205 (check_load, check_store): New functions.
17206 (check_stmt): Use walk_stmt_load_store_ops.
17207 * ipa-reference.c (mark_load): Adjust signature.
17208 (mark_store): Likewise.
17209 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
17211 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17213 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
17214 (plugin_info): New.
17215 * opts.c (common_handle_option): Don't call print_version.
17216 * plugin.c (plugin_name_args): Add version.
17217 (register_plugin_info): New.
17218 (register_callback): Handle PLUGIN_INFO.
17219 (try_init_one_plugin): New.
17220 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
17222 (finalize_one_plugin): New.
17223 (finalize_plugins): New.
17224 (print_one_plugin): New.
17225 (print_plugins_versions): New.
17226 * plugin.h (print_plugins_versions): New.
17227 (finalize_plugins): New.
17228 * toplev.c (compile_file): Don't call initialize_plugins.
17229 (print_version): Call print_plugins_versions.
17230 (toplev_main): Call initialize_plugins. Print version if needed.
17231 Call finalize_plugins.
17233 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17235 * common.opt (fversion): New.
17236 * gcc.c (print_version): New.
17237 (process_command): Don't print the version. Just set print_version.
17238 (main): Print version. Call subprocesses if print_version and
17239 verbose_flag are set.
17240 * opts.c (common_handle_option): Handle OPT_fversion.
17242 2009-04-16 Richard Guenther <rguenther@suse.de>
17243 Ira Rosen <irar@il.ibm.com>
17245 PR tree-optimization/39698
17246 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
17247 type of the reduction variable. Only generate the def if
17250 * omp-low.c (expand_omp_for_generic): When converting to a pointer
17251 make sure to first convert to an integer of the same precision.
17252 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
17253 the type of the evolution correctly in computing the new
17254 induction variable base.
17256 2009-04-16 Richard Guenther <rguenther@suse.de>
17258 PR middle-end/39625
17259 * tree-cfg.c (make_blocks): Split statements with to-be
17260 abnormal SSA names on the lhs.
17262 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
17264 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
17265 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
17266 * c-typeck.c (really_start_incremental_init): Likewise.
17267 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
17268 (TARGET_INITIALIZER): Remove it.
17269 * target.h (struct target): Remove vector_opaque_p.
17270 * tree.c (build_opaque_vector_type): New.
17271 * tree.h (TYPE_VECTOR_OPAQUE): New.
17272 (build_opaque_vector_type): Declare.
17273 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
17274 * config/rs6000/rs6000.c (build_opaque_vector_type,
17275 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
17276 (rs6000_init_builtins): Use build_opaque_vector_type for
17277 opaque_V4SI_type_node.
17279 2009-04-15 Catherine Moore <clm@codesourcery.com>
17281 * debug.h (set_name): Declare.
17282 * dwarf2out.c (dwarf2out_set_name): Declare.
17283 (dwarf2_debug_hooks): Add set_name.
17284 (find_AT_string): New.
17285 (add_AT_string): Call find_AT_string.
17286 (dwarf2out_set_name): New.
17287 * cp/decl.c (grokdeclarator): Call set_name.
17288 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
17289 * debug.c (do_nothing_debug_hooks): Likewise.
17290 * dbxout.c (dbx_debug_hooks): Likewise.
17291 * sdbout.c (sdb_debug_hooks): Likewise.
17293 2009-04-15 Michael Eager <eager@eagercon.com>
17295 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
17296 reg for single-precision FPU.
17297 * config/rs6000/rs6000.md (movsi_internal1): Only for
17298 !TARGET_SINGLE_FPU.
17299 (movsi_internal1_single): New. Add pattern to move SI values to/from
17300 single-precision FP regs.
17302 2009-04-15 Richard Guenther <rguenther@suse.de>
17304 * omp-low.c (lower_rec_input_clauses): Build correct address
17306 (expand_omp_for_generic): Fix multiplication type.
17307 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
17308 (generate_memset_zero): Fix types.
17309 * tree-profile.c (prepare_instrumented_value): Correctly
17312 2009-04-15 Ian Lance Taylor <iant@google.com>
17314 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
17315 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
17316 for -Wall and for -Wc++-compat.
17317 (c_common_post_options): For C++, set warn_enum_compare if not
17319 * c-tree.h (struct c_expr): Add field original_type.
17320 (build_external_ref): Update declaration.
17321 * c-parser.c (c_parser_braced_init): Set original_type.
17322 (c_parser_initelt): Likewise.
17323 (c_parser_expr_no_commas): Likewise.
17324 (c_parser_conditional_expression): Likewise.
17325 (c_parser_cast_expression): Likewise.
17326 (c_parser_unary_expression): Likewise. Pull setting of
17327 original_code to top of function.
17328 (c_parser_sizeof_expression): Set original_type.
17329 (c_parser_alignof_expression): Likewise.
17330 (c_parser_postfix_expression): Likewise. Pull setting of
17331 original_code to top of function.
17332 (c_parser_postfix_expression_after_paren_type): Set original_type.
17333 (c_parser_postfix_expression_after_primary): Likewise.
17334 (c_parser_expression): Likewise.
17335 * c-typeck.c (build_external_ref): Add type parameter. Change all
17337 (c_expr_sizeof_expr): Set original_type field.
17338 (parser_build_unary_op): Likewise.
17339 (parser_build_binary_op): Likewise. Optionally warn about
17340 comparisons of enums of different types.
17341 (digest_init): Set original_type field.
17342 (really_start_incremental_init): Likewise.
17343 (push_init_level, pop_init_level): Likewise.
17344 * doc/invoke.texi (Warning Options): -Wenum-compare now
17347 2009-04-15 Richard Guenther <rguenther@suse.de>
17349 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
17350 out a necessary conversion.
17351 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
17352 names we didn't value number.
17353 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
17355 2009-04-15 Richard Guenther <rguenther@suse.de>
17357 PR tree-optimization/39764
17358 * tree-ssa-ccp.c (get_value): Canonicalize value with
17359 canonicalize_float_value.
17361 2009-04-15 Jan Hubicka <jh@suse.cz>
17363 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
17364 Wrong version of patch.
17366 2009-04-15 Jan Hubicka <jh@suse.cz>
17368 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
17370 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
17372 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
17373 our distinct integral and vector types.
17375 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
17377 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
17378 * init.c (build_vtbl_address): Remove call to assemble_external.
17380 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
17382 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
17383 output for other floating point modes.
17385 2009-04-14 Diego Novillo <dnovillo@google.com>
17387 * diagnostic.c (diagnostic_report_diagnostic): Do not
17388 warn about loaded plugins for DK_ERROR and DK_WARNING.
17389 * c-decl.c (declspecs_add_type): Move call to
17390 invoke_plugin_callbacks ...
17391 * c-parser.c (c_parser_declspecs): ... here.
17392 * plugin.c (dump_active_plugins): Tidy output.
17394 2009-04-14 Diego Novillo <dnovillo@google.com>
17395 Le-Chun Wu <lcwu@google.com>
17397 * configure.ac: Add --enable-plugin support.
17398 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
17399 * Makefile.in (PLUGIN_H): Define.
17400 Export ENABLE_PLUGIN and GMPINC to site.exp.
17401 Add PLUGINLIBS to link command.
17402 Add/modify dependencies for plugin.o and files including plugin.h.
17404 * config.in: Regenerate.
17406 * opts.c (common_handle_option): Handle OPT_fplugin_ and
17409 2009-04-14 Le-Chun Wu <lcwu@google.com>
17411 * tree-pass.h (register_one_dump_file): Add a prototype for
17412 register_one_dump_file.
17413 * toplev.c (compile_file): Call initialize_plugins.
17414 (do_compile): Call invoke_plugin_callbacks.
17415 (toplev_main): Call invoke_plugin_callbacks.
17416 * common.opt: Add -fplugin= and -fplugin-arg-.
17417 * gcc-plugin.h: New public header file for plugins to include.
17418 * plugin.c: New source file.
17419 * plugin.h: New internal header file.
17420 * passes.c (register_one_dump_file): Make it external.
17422 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
17424 2009-04-14 Diego Novillo <dnovillo@google.com>
17426 * doc/plugins.texi: New.
17427 * doc/gccint.texi: Add reference to Plugins chapter.
17428 * doc/invoke.texi: Document -fplugin and -fplugin-arg
17429 * diagnostic.c (diagnostic_report_diagnostic): Warn about
17430 loaded plugins, if any.
17431 * timevar.def (TV_PLUGIN_INIT): Define.
17432 (TV_PLUGIN_RUN): Define.
17433 * plugin.c: Include timevar.h
17434 (plugins_active_p): New.
17435 (dump_active_plugins): New.
17436 (debug_active_plugins): New.
17438 2009-04-14 Joseph Myers <joseph@codesourcery.com>
17440 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
17442 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
17444 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
17446 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
17447 the same as a minus without a shift.
17449 2009-04-14 Nick Clifton <nickc@redhat.com>
17451 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
17452 comparisons with small integers will always produce a short
17455 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
17458 2008-12-19 Diego Novillo <dnovillo@google.com>
17460 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
17462 2009-04-14 Richard Guenther <rguenther@suse.de>
17464 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
17466 (verify_gimple_assign_binary): Likewise. Handle shifts and
17468 (verify_gimple_phi): Print the mismatched argument position.
17469 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
17471 (vect_update_init_of_dr): Likewise.
17472 * matrix-reorg.c (transform_access_sites): Do what the
17474 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
17476 2009-04-13 Michael Eager <eager@eagercon.com>
17478 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
17479 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
17480 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
17481 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
17482 remove duplicate config
17484 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17486 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
17487 file_name:line_number type locator of the call site.
17489 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
17491 * genautomata.c: Put blank after comma.
17492 (automaton_decls): New.
17493 (struct unit_usage): Add comments to member next.
17494 (store_alt_unit_usage): Keep the list ordered.
17495 (unit_present_on_list_p, equal_alternatives_p): New.
17496 (check_regexp_units_distribution): Check units distribution
17497 correctness correctly.
17498 (main): Don't write automata if error is found. Return correct
17501 * config/m68k/cf.md (cfv4_ds): Remove.
17502 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
17503 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
17505 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
17506 power4-load-ext, power4-store, power4-store-update,
17507 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
17508 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
17509 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
17510 power4-sqrt, power4-isync): Modify reservation to make correct
17511 unit distribution to automata.
17513 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
17514 power5-store-update, power5-two, power5-three, power5-lmul,
17515 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
17517 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
17519 * except.c (pass_set_nothrow_function_flags): Set name and add
17521 (set_nothrow_function_flags): Mention in the dump file when
17522 changing a function to nothrow.
17524 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
17527 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
17528 instead of unsigned long.
17530 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17532 * config/arm/arm.c (return_used_this_function): Remove.
17533 (arm_output_function_prologue): Remove use of
17534 return_used_this_function.
17535 (output_return_instruction): Replace use of
17536 return_used_this_function
17537 by cfun->machine->return_used_this_function.
17538 (arm_output_epilogue): Likewise.
17539 (arm_output_function_epilogue): Likewise.
17540 (thumb_unexpanded_epilogue): Likewise.
17541 * config/arm/arm.h (struct machine_function):
17542 New member return_used_this_function.
17544 2009-04-12 Mark Mitchell <mark@codesourcery.com>
17546 * doc/install.texi: Correct description of default directory for
17547 --with-gxx-include-dir.
17549 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
17551 * fold-const.c (build_range_check): Properly deal with enumeral and
17552 boolean base types.
17554 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
17556 * doc/invoke.texi (max_gcse_passes): Remove documentation.
17557 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
17558 * params.h (MAX_GCSE_PASSES): Remove.
17559 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
17560 in sequence. Remove ability to run multiple passes.
17561 (bypass_jumps): Report run as third CPROP pass.
17563 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
17565 PR middle-end/39651
17566 * except.c (can_throw_external): Look at each insn in a SEQUENCE
17567 when deciding whether the whole SEQUENCE can throw.
17569 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
17572 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
17573 offseted label references.
17575 2009-04-11 Jan Hubicka <jh@suse.cz>
17577 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
17579 2009-04-11 Richard Guenther <rguenther@suse.de>
17581 PR middle-end/39732
17582 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
17583 return variables as TREE_ADDRESSABLE.
17585 2009-04-11 Richard Guenther <rguenther@suse.de>
17587 PR tree-optimization/39713
17588 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
17589 reference trees have SSA_NAME operands.
17591 2009-04-11 Richard Guenther <rguenther@suse.de>
17594 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
17595 address expressions.
17597 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
17599 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
17600 match changes in Cygwin 1.7
17601 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
17602 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
17604 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
17606 PR tree-optimization/39701
17607 * doc/invoke.texi (Optimization Options): Document change in
17608 meaning and initialization of -fdelete-null-pointer-checks.
17610 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
17612 PR middle-end/39701
17613 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
17615 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
17618 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
17620 2009-04-10 Chao-ying Fu <fu@mips.com>
17622 * doc/tm.texi (Instruction Output): Document
17623 TARGET_ASM_FINAL_POSTSCAN_INSN.
17624 * target.h (final_postscan_insn): New field in asm_out.
17625 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
17626 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
17627 * final.c (final_scan_insn): Call
17628 targetm.asm_out.final_postscan_insn after outputting
17629 an asm macro and a normal instruction.
17631 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
17632 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
17633 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
17634 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
17635 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
17637 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
17639 PR middle-end/39701
17640 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
17641 variables as non-NULL even with -fdelete-null-pointer-checks.
17643 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
17645 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
17647 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
17650 * config/i386/i386.c (classify_argument): Handle SCmode with
17651 (bit_offset % 64) != 0.
17653 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
17655 * doc/invoke.texi (Optimize Options): Add cross-reference to
17656 -Q --help=optimizers examples.
17658 2009-04-10 Ben Elliston <bje@au.ibm.com>
17661 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
17662 regalign for the reg == fpr and TDmode case.
17664 2009-04-09 David Ayers <ayers@fsfe.org>
17667 * objc/objc-act.c (warn_with_method): Remove helper function.
17668 (check_duplicates): Call warning and inform directly.
17669 (really_start_method): Likewise.
17671 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
17673 * expmed.c (expand_divmod): Always use a comparison for a division
17674 by a large unsigned integer.
17676 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
17677 for things others than variables or functions as nonzero.
17679 2009-04-09 Nick Clifton <nickc@redhat.com>
17681 * unwind-compat.c: Change copyright header to refer to version
17682 3 of the GNU General Public License with version 3.1 of the
17683 GCC Runtime Library Exception and to point readers at the
17684 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
17685 * config/alpha/crtfastmath.c: Likewise.
17686 * config/alpha/linux-unwind.h: Likewise.
17687 * config/alpha/qrnnd.asm: Likewise.
17688 * config/alpha/vms-crt0-64.c: Likewise.
17689 * config/alpha/vms-crt0.c: Likewise.
17690 * config/alpha/vms-dwarf2.asm: Likewise.
17691 * config/alpha/vms-dwarf2eh.asm: Likewise.
17692 * config/alpha/vms-psxcrt0-64.c: Likewise.
17693 * config/alpha/vms-psxcrt0.c: Likewise.
17694 * config/alpha/vms_tramp.asm: Likewise.
17695 * config/arc/initfini.c: Likewise.
17696 * config/arc/lib1funcs.asm: Likewise.
17697 * config/arm/bpabi-v6m.S: Likewise.
17698 * config/arm/bpabi.S: Likewise.
17699 * config/arm/bpabi.c: Likewise.
17700 * config/arm/crti.asm: Likewise.
17701 * config/arm/crtn.asm: Likewise.
17702 * config/arm/ieee754-df.S: Likewise.
17703 * config/arm/ieee754-sf.S: Likewise.
17704 * config/arm/lib1funcs.asm: Likewise.
17705 * config/arm/libunwind.S: Likewise.
17706 * config/arm/linux-atomic.c: Likewise.
17707 * config/arm/mmintrin.h: Likewise.
17708 * config/arm/pr-support.c: Likewise.
17709 * config/arm/unaligned-funcs.c: Likewise.
17710 * config/arm/unwind-arm.c: Likewise.
17711 * config/arm/unwind-arm.h: Likewise.
17712 * config/avr/libgcc.S: Likewise.
17713 * config/bfin/crti.s: Likewise.
17714 * config/bfin/crtlibid.s: Likewise.
17715 * config/bfin/crtn.s: Likewise.
17716 * config/bfin/lib1funcs.asm: Likewise.
17717 * config/bfin/linux-unwind.h: Likewise.
17718 * config/cris/arit.c: Likewise.
17719 * config/cris/cris_abi_symbol.c: Likewise.
17720 * config/darwin-64.c: Likewise.
17721 * config/darwin-crt2.c: Likewise.
17722 * config/darwin-crt3.c: Likewise.
17723 * config/darwin.h: Likewise.
17724 * config/dbxelf.h: Likewise.
17725 * config/dfp-bit.c: Likewise.
17726 * config/dfp-bit.h: Likewise.
17727 * config/elfos.h: Likewise.
17728 * config/fixed-bit.c: Likewise.
17729 * config/fixed-bit.h: Likewise.
17730 * config/fp-bit.c: Likewise.
17731 * config/fp-bit.h: Likewise.
17732 * config/fr30/crti.asm: Likewise.
17733 * config/fr30/crtn.asm: Likewise.
17734 * config/fr30/lib1funcs.asm: Likewise.
17735 * config/freebsd-spec.h: Likewise.
17736 * config/frv/cmovd.c: Likewise.
17737 * config/frv/cmovh.c: Likewise.
17738 * config/frv/cmovw.c: Likewise.
17739 * config/frv/frvbegin.c: Likewise.
17740 * config/frv/frvend.c: Likewise.
17741 * config/frv/lib1funcs.asm: Likewise.
17742 * config/glibc-stdint.h: Likewise.
17743 * config/h8300/clzhi2.c: Likewise.
17744 * config/h8300/crti.asm: Likewise.
17745 * config/h8300/crtn.asm: Likewise.
17746 * config/h8300/ctzhi2.c: Likewise.
17747 * config/h8300/fixunssfsi.c: Likewise.
17748 * config/h8300/lib1funcs.asm: Likewise.
17749 * config/h8300/parityhi2.c: Likewise.
17750 * config/h8300/popcounthi2.c: Likewise.
17751 * config/i386/ammintrin.h: Likewise.
17752 * config/i386/att.h: Likewise.
17753 * config/i386/avxintrin.h: Likewise.
17754 * config/i386/biarch64.h: Likewise.
17755 * config/i386/bmmintrin.h: Likewise.
17756 * config/i386/cpuid.h: Likewise.
17757 * config/i386/cross-stdarg.h: Likewise.
17758 * config/i386/crtfastmath.c: Likewise.
17759 * config/i386/crtprec.c: Likewise.
17760 * config/i386/cygming-crtbegin.c: Likewise.
17761 * config/i386/cygming-crtend.c: Likewise.
17762 * config/i386/cygwin.asm: Likewise.
17763 * config/i386/emmintrin.h: Likewise.
17764 * config/i386/gmm_malloc.h: Likewise.
17765 * config/i386/gthr-win32.c: Likewise.
17766 * config/i386/i386.h: Likewise.
17767 * config/i386/immintrin.h: Likewise.
17768 * config/i386/linux-unwind.h: Likewise.
17769 * config/i386/linux64.h: Likewise.
17770 * config/i386/mm3dnow.h: Likewise.
17771 * config/i386/mmintrin-common.h: Likewise.
17772 * config/i386/mmintrin.h: Likewise.
17773 * config/i386/nmmintrin.h: Likewise.
17774 * config/i386/pmm_malloc.h: Likewise.
17775 * config/i386/pmmintrin.h: Likewise.
17776 * config/i386/smmintrin.h: Likewise.
17777 * config/i386/sol2-c1.asm: Likewise.
17778 * config/i386/sol2-ci.asm: Likewise.
17779 * config/i386/sol2-cn.asm: Likewise.
17780 * config/i386/sol2-gc1.asm: Likewise.
17781 * config/i386/tmmintrin.h: Likewise.
17782 * config/i386/unix.h: Likewise.
17783 * config/i386/w32-unwind.h: Likewise.
17784 * config/i386/wmmintrin.h: Likewise.
17785 * config/i386/x86-64.h: Likewise.
17786 * config/i386/x86intrin.h: Likewise.
17787 * config/i386/xmmintrin.h: Likewise.
17788 * config/ia64/crtbegin.asm: Likewise.
17789 * config/ia64/crtend.asm: Likewise.
17790 * config/ia64/crtfastmath.c: Likewise.
17791 * config/ia64/crti.asm: Likewise.
17792 * config/ia64/crtn.asm: Likewise.
17793 * config/ia64/fde-glibc.c: Likewise.
17794 * config/ia64/lib1funcs.asm: Likewise.
17795 * config/ia64/linux-unwind.h: Likewise.
17796 * config/ia64/quadlib.c: Likewise.
17797 * config/ia64/unwind-ia64.c: Likewise.
17798 * config/linux.h: Likewise.
17799 * config/m32c/m32c-lib1.S: Likewise.
17800 * config/m32c/m32c-lib2-trapv.c: Likewise.
17801 * config/m32c/m32c-lib2.c: Likewise.
17802 * config/m32r/initfini.c: Likewise.
17803 * config/m68hc11/larith.asm: Likewise.
17804 * config/m68hc11/m68hc11-crt0.S: Likewise.
17805 * config/m68k/cf.md: Likewise.
17806 * config/m68k/crti.s: Likewise.
17807 * config/m68k/crtn.s: Likewise.
17808 * config/m68k/lb1sf68.asm: Likewise.
17809 * config/m68k/linux-unwind.h: Likewise.
17810 * config/mcore/crti.asm: Likewise.
17811 * config/mcore/crtn.asm: Likewise.
17812 * config/mcore/lib1.asm: Likewise.
17813 * config/mips/linux-unwind.h: Likewise.
17814 * config/mips/loongson.h: Likewise.
17815 * config/mips/mips16.S: Likewise.
17816 * config/mmix/crti.asm: Likewise.
17817 * config/mmix/crtn.asm: Likewise.
17818 * config/pa/fptr.c: Likewise.
17819 * config/pa/hpux-unwind.h: Likewise.
17820 * config/pa/lib2funcs.asm: Likewise.
17821 * config/pa/linux-atomic.c: Likewise.
17822 * config/pa/linux-unwind.h: Likewise.
17823 * config/pa/milli64.S: Likewise.
17824 * config/pa/quadlib.c: Likewise.
17825 * config/pa/stublib.c: Likewise.
17826 * config/picochip/libgccExtras/adddi3.asm: Likewise.
17827 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
17828 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
17829 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
17830 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
17831 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
17832 * config/picochip/libgccExtras/divmod15.asm: Likewise.
17833 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
17834 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
17835 * config/picochip/libgccExtras/longjmp.asm: Likewise.
17836 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
17837 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
17838 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
17839 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
17840 * config/picochip/libgccExtras/setjmp.asm: Likewise.
17841 * config/picochip/libgccExtras/subdi3.asm: Likewise.
17842 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
17843 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
17844 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
17845 * config/rs6000/750cl.h: Likewise.
17846 * config/rs6000/altivec.h: Likewise.
17847 * config/rs6000/biarch64.h: Likewise.
17848 * config/rs6000/crtresfpr.asm: Likewise.
17849 * config/rs6000/crtresgpr.asm: Likewise.
17850 * config/rs6000/crtresxfpr.asm: Likewise.
17851 * config/rs6000/crtresxgpr.asm: Likewise.
17852 * config/rs6000/crtsavfpr.asm: Likewise.
17853 * config/rs6000/crtsavgpr.asm: Likewise.
17854 * config/rs6000/darwin-asm.h: Likewise.
17855 * config/rs6000/darwin-fallback.c: Likewise.
17856 * config/rs6000/darwin-fpsave.asm: Likewise.
17857 * config/rs6000/darwin-ldouble.c: Likewise.
17858 * config/rs6000/darwin-tramp.asm: Likewise.
17859 * config/rs6000/darwin-unwind.h: Likewise.
17860 * config/rs6000/darwin-vecsave.asm: Likewise.
17861 * config/rs6000/darwin-world.asm: Likewise.
17862 * config/rs6000/e500crtres32gpr.asm: Likewise.
17863 * config/rs6000/e500crtres64gpr.asm: Likewise.
17864 * config/rs6000/e500crtres64gprctr.asm: Likewise.
17865 * config/rs6000/e500crtrest32gpr.asm: Likewise.
17866 * config/rs6000/e500crtrest64gpr.asm: Likewise.
17867 * config/rs6000/e500crtresx32gpr.asm: Likewise.
17868 * config/rs6000/e500crtresx64gpr.asm: Likewise.
17869 * config/rs6000/e500crtsav32gpr.asm: Likewise.
17870 * config/rs6000/e500crtsav64gpr.asm: Likewise.
17871 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
17872 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
17873 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
17874 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
17875 * config/rs6000/eabi-ci.asm: Likewise.
17876 * config/rs6000/eabi-cn.asm: Likewise.
17877 * config/rs6000/eabi.asm: Likewise.
17878 * config/rs6000/linux-unwind.h: Likewise.
17879 * config/rs6000/linux64.h: Likewise.
17880 * config/rs6000/paired.h: Likewise.
17881 * config/rs6000/paired.md: Likewise.
17882 * config/rs6000/ppc64-fp.c: Likewise.
17883 * config/rs6000/ppu_intrinsics.h: Likewise.
17884 * config/rs6000/rs6000.h: Likewise.
17885 * config/rs6000/si2vmx.h: Likewise.
17886 * config/rs6000/sol-ci.asm: Likewise.
17887 * config/rs6000/sol-cn.asm: Likewise.
17888 * config/rs6000/spe.h: Likewise.
17889 * config/rs6000/spu2vmx.h: Likewise.
17890 * config/rs6000/sysv4.h: Likewise.
17891 * config/rs6000/tramp.asm: Likewise.
17892 * config/rs6000/vec_types.h: Likewise.
17893 * config/s390/linux-unwind.h: Likewise.
17894 * config/s390/tpf-unwind.h: Likewise.
17895 * config/score/crti.asm: Likewise.
17896 * config/score/crtn.asm: Likewise.
17897 * config/sh/crt1.asm: Likewise.
17898 * config/sh/crti.asm: Likewise.
17899 * config/sh/crtn.asm: Likewise.
17900 * config/sh/divtab-sh4-300.c: Likewise.
17901 * config/sh/divtab-sh4.c: Likewise.
17902 * config/sh/divtab.c: Likewise.
17903 * config/sh/lib1funcs-4-300.asm: Likewise.
17904 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
17905 * config/sh/lib1funcs.asm: Likewise.
17906 * config/sh/lib1funcs.h: Likewise.
17907 * config/sh/linux-atomic.asm: Likewise.
17908 * config/sh/linux-unwind.h: Likewise.
17909 * config/sh/shmedia.h: Likewise.
17910 * config/sh/sshmedia.h: Likewise.
17911 * config/sh/ushmedia.h: Likewise.
17912 * config/sparc/crtfastmath.c: Likewise.
17913 * config/sparc/linux-unwind.h: Likewise.
17914 * config/sparc/sol2-c1.asm: Likewise.
17915 * config/sparc/sol2-ci.asm: Likewise.
17916 * config/sparc/sol2-cn.asm: Likewise.
17917 * config/spu/divmodti4.c: Likewise.
17918 * config/spu/divv2df3.c: Likewise.
17919 * config/spu/float_disf.c: Likewise.
17920 * config/spu/float_unsdidf.c: Likewise.
17921 * config/spu/float_unsdisf.c: Likewise.
17922 * config/spu/float_unssidf.c: Likewise.
17923 * config/spu/mfc_multi_tag_release.c: Likewise.
17924 * config/spu/mfc_multi_tag_reserve.c: Likewise.
17925 * config/spu/mfc_tag_release.c: Likewise.
17926 * config/spu/mfc_tag_reserve.c: Likewise.
17927 * config/spu/mfc_tag_table.c: Likewise.
17928 * config/spu/multi3.c: Likewise.
17929 * config/spu/spu_internals.h: Likewise.
17930 * config/spu/spu_intrinsics.h: Likewise.
17931 * config/spu/spu_mfcio.h: Likewise.
17932 * config/spu/vec_types.h: Likewise.
17933 * config/spu/vmx2spu.h: Likewise.
17934 * config/stormy16/stormy16-lib2.c: Likewise.
17935 * config/svr4.h: Likewise.
17936 * config/sync.c: Likewise.
17937 * config/v850/lib1funcs.asm: Likewise.
17938 * config/vxlib-tls.c: Likewise.
17939 * config/vxlib.c: Likewise.
17940 * config/vxworks-dummy.h: Likewise.
17941 * config/xtensa/crti.asm: Likewise.
17942 * config/xtensa/crtn.asm: Likewise.
17943 * config/xtensa/ieee754-df.S: Likewise.
17944 * config/xtensa/ieee754-sf.S: Likewise.
17945 * config/xtensa/lib1funcs.asm: Likewise.
17946 * config/xtensa/lib2funcs.S: Likewise.
17947 * config/xtensa/linux-unwind.h: Likewise.
17948 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
17949 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
17950 * coretypes.h: Likewise.
17951 * crtstuff.c: Likewise.
17952 * defaults.h: Likewise.
17953 * dwarf2.h: Likewise.
17954 * emutls.c: Likewise.
17955 * gbl-ctors.h: Likewise.
17956 * gcov-io.h: Likewise.
17957 * ginclude/float.h: Likewise.
17958 * ginclude/iso646.h: Likewise.
17959 * ginclude/stdarg.h: Likewise.
17960 * ginclude/stdbool.h: Likewise.
17961 * ginclude/stddef.h: Likewise.
17962 * ginclude/stdfix.h: Likewise.
17963 * ginclude/stdint-gcc.h: Likewise.
17964 * ginclude/tgmath.h: Likewise.
17965 * gthr-aix.h: Likewise.
17966 * gthr-dce.h: Likewise.
17967 * gthr-gnat.c: Likewise.
17968 * gthr-gnat.h: Likewise.
17969 * gthr-lynx.h: Likewise.
17970 * gthr-mipssde.h: Likewise.
17971 * gthr-nks.h: Likewise.
17972 * gthr-posix.c: Likewise.
17973 * gthr-posix.h: Likewise.
17974 * gthr-posix95.h: Likewise.
17975 * gthr-rtems.h: Likewise.
17976 * gthr-single.h: Likewise.
17977 * gthr-solaris.h: Likewise.
17978 * gthr-tpf.h: Likewise.
17979 * gthr-vxworks.h: Likewise.
17980 * gthr-win32.h: Likewise.
17981 * gthr.h: Likewise.
17982 * libgcc2.c: Likewise.
17983 * libgcc2.h: Likewise.
17984 * libgcov.c: Likewise.
17985 * tsystem.h: Likewise.
17986 * typeclass.h: Likewise.
17987 * unwind-c.c: Likewise.
17988 * unwind-compat.h: Likewise.
17989 * unwind-dw2-fde-compat.c: Likewise.
17990 * unwind-dw2-fde-darwin.c: Likewise.
17991 * unwind-dw2-fde-glibc.c: Likewise.
17992 * unwind-dw2-fde.c: Likewise.
17993 * unwind-dw2-fde.h: Likewise.
17994 * unwind-dw2.c: Likewise.
17995 * unwind-dw2.h: Likewise.
17996 * unwind-generic.h: Likewise.
17997 * unwind-pe.h: Likewise.
17998 * unwind-sjlj.c: Likewise.
17999 * unwind.inc: Likewise.
18000 * config/arm/neon-gen.ml: Change generated copyright header to
18001 refer to version 3 of the GNU General Public License with
18002 version 3.1 of the GCC Runtime Library Exception and to point
18003 readers at the COPYING3 and COPYING3.RUNTIME files and the
18004 FSF's license web page.
18005 * config/arm/arm_neon.h: Regenerate.
18007 2009-04-09 Jakub Jelinek <jakub@redhat.com>
18009 * config/cris/cris.md: Change copyright header to refer to version
18010 3 of the GNU General Public License.
18011 * doc/install.texi2html: Change copyright header to refer to version
18012 3 of the GNU General Public License and to point readers at the
18013 COPYING3 file and the FSF's license web page.
18014 * config/vax/linux.h: Likewise.
18016 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
18018 * config/i386/i386.md (cmpcc): New.
18019 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
18020 (sync_compare_and_swap_cc*): Delete.
18022 * config/s390/s390.c (s390_compare_emitted): Remove.
18023 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
18024 s390_compare_emitted used to be handled. Assert that modes match.
18025 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
18026 refer to sync_compare_and_swap_ccsi.
18027 * config/s390/s390.h (s390_compare_emitted): Remove.
18028 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
18029 instead of s390_compare_emitted.
18030 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
18031 instead of s390_compare_emitted.
18032 * config/s390/s390.md (cmpcc): New.
18033 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
18034 CC_REGNUM, do not pretend it's set.
18035 (sync_compare_and_swap_cc*): Delete.
18036 * config/s390/predicates.md (cc_reg_operand): New.
18038 * expr.c (sync_compare_and_swap_cc): Delete.
18039 * optabs.h (sync_compare_and_swap_cc): Delete.
18040 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
18041 is being used with can_compare_p.
18042 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
18043 (find_cc_set): New.
18044 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
18045 look for a MODE_CC set instead. Use emit_store_flag.
18046 (expand_compare_and_swap_loop): Likewise, with some additional
18047 complication to avoid a force_reg when useless. Use
18048 emit_cmp_and_jump_insns.
18049 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
18050 * doc/md.texi (sync_compare_and_swap_cc): Merge with
18051 sync_compare_and_swap documentation.
18053 2009-04-09 Jan Hubicka <jh@suse.cz>
18055 * except.c (find_prev_try): Break out from ....
18056 (duplicate_eh_regions): ... here; properly update prev_try pointers
18057 when duplication part of tree.
18058 (dump_eh_tree): Improve dumping.
18059 (verify_eh_region): New.
18060 (verify_eh_tree): Use it.
18062 2009-04-06 Richard Guenther <rguenther@suse.de>
18064 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
18065 &ARRAY addresses by adjusting their types and prepending
18067 * tree-cfg.c (verify_gimple_assign_single): Verify that
18068 addresses are correct.
18070 2009-04-09 Richard Guenther <rguenther@suse.de>
18072 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
18073 indices into an array reference if possible.
18074 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
18075 Fold POINTER_PLUS_EXPR statements with invariant address.
18077 2009-04-09 Alan Modra <amodra@bigpond.net.au>
18080 * config.gcc (powerpc64-*-linux*): Always build biarch.
18082 2009-04-09 Joseph Myers <joseph@codesourcery.com>
18085 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
18086 it and pedwarn if this results in an INTEGER_CST.
18088 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18090 * doc/install.texi: Update minimum GMP version. Remove obsolete
18091 text in MPFR section.
18093 2009-04-08 Jakub Jelinek <jakub@redhat.com>
18095 * dwarf2out.c (class_scope_p): New static inline.
18096 (class_or_namespace_scope_p): Use it.
18097 (gen_variable_die): Use DW_TAG_member tag for static data member
18098 declarations instead of DW_TAG_variable.
18100 PR middle-end/39573
18101 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
18104 2009-04-08 Richard Guenther <rguenther@suse.de>
18106 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
18107 valueize random data.
18109 2009-04-08 David Edelsohn <edelsohn@gnu.org>
18111 * config.gcc (aix tm_file): Add aix-stdint.h.
18112 (aix tm clause use_gcc_stdint): Set to wrap.
18113 * config/rs6000/aix-stdint.h: New file.
18115 2009-04-08 Richard Guenther <rguenther@suse.de>
18117 PR middle-end/36291
18118 * tree-dfa.c (add_referenced_var): Do not recurse into
18119 global initializers.
18120 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
18122 (fold_const_aggregate_ref): Likewise.
18124 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
18126 * recog.c (ordered_comparison_operator): New.
18127 * gensupport.c (std_preds): Add it.
18128 * doc/md.texi (Machine-Independent Predicates): Document it.
18130 2009-04-08 Jan Hubicka <jh@suse.cz>
18132 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
18133 * function.h (rtl_eh): Remove exception_handler_label_map.
18134 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
18135 remove_exception_handler_label, for_each_eh_label_1): Remove.
18136 (rtl_remove_unreachable_regions): Remove.
18137 (convert_from_eh_region_ranges): Do not remove unreachable regions.
18138 (find_exception_handler_labels): Don't build the hashtable.
18139 (maybe_remove_eh_handler): Remove.
18140 (for_each_eh_label): Rewrite to walk the tree.
18141 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
18142 * except.h (maybe_remove_eh_handler): Remove.
18143 * passes.c (init_optimization_passes): Schedule second EH cleanup
18145 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
18146 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
18148 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
18150 * genoutput.c (validate_optab_operands): New.
18151 (gen_insn, gen_expand): Call it.
18153 * genflags.c (gen_insn): Detect misused iterators.
18154 (main): Pass line_no to gen_insn, exit with status 1 on error.
18156 * genextract.c (line_no): Make global.
18157 (VEC_safe_set_locstr): Change assertion to error message.
18158 (main): Exit with status 1 on error.
18160 2009-04-08 Joseph Myers <joseph@codesourcery.com>
18164 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
18165 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
18166 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
18167 * c-convert.c (convert): Do not call fold on results of conversion
18168 functions when the result is a C_MAYBE_CONST_EXPR.
18169 * c-parser.c (c_parser_postfix_expression): Do not fold condition
18170 of __builtin_choose_expr.
18171 * c-typeck.c (remove_c_maybe_const_expr): New.
18172 (build_unary_op, build_conditional_expr, build_compound_expr,
18173 build_binary_op, c_objc_common_truthvalue_conversion): Call
18174 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
18177 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
18179 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
18180 CODE to produce a new one. Add a prototype to use fold_convert_const
18182 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
18185 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
18186 mix declarations and code.
18188 2009-04-08 Ben Elliston <bje@au.ibm.com>
18190 * gcc.c: Replace `CC' with `GCC' throughout.
18192 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
18194 * doc/invoke.texi: Document Atom support.
18196 2009-04-07 Jason Merrill <jason@redhat.com>
18199 * c-common.h, c-common.c: Add flag_pretty_templates.
18200 * c-opts.c (c_common_handle_option): Set it.
18201 * c.opt: Add -fno-pretty-templates.
18202 * doc/invoke.texi (C++ Dialect Options): Likewise.
18204 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
18206 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
18207 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
18208 (ia64_expand_builtin): Likewise.
18210 2009-04-07 Martin Jambor <mjambor@suse.cz>
18212 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
18213 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
18214 ADDR_EXPRS are include too.
18216 2009-04-07 Richard Guenther <rguenther@suse.de>
18218 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
18219 decls are only used if passes as parameters or if they are
18220 local statics and the call is not to a builtin.
18221 (call_may_clobber_ref_p_1): Likewise.
18223 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18225 * expr.c (do_store_flag): Remove last argument. Simplify code
18226 to avoid duplication of tests already done by can_compare_p.
18227 (expand_expr_real_1): Adjust caller.
18229 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18231 * optabs.c (can_compare_p): Test the predicate of a
18232 cbranch and cstore pattern.
18234 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18236 * expr.c (convert_move): Use emit_store_flag instead of
18239 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18241 * config/i386/i386.c (ix86_compare_emitted): Remove.
18242 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
18243 ix86_compare_op0 like ix86_compare_emitted used to be handled.
18244 * config/i386/i386.h (ix86_compare_emitted): Remove.
18245 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
18246 instead of ix86_compare_emitted.
18247 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
18249 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
18251 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
18252 Add t-sysroot-suffix to tmake_file.
18253 * config/print-sysroot-suffix.sh: New file.
18254 * config/t-sysroot-suffix: New file.
18256 2009-04-07 Ben Elliston <bje@au.ibm.com>
18258 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
18259 as the latter produces a warning when the target does not support
18262 2009-04-07 Ben Elliston <bje@au.ibm.com>
18264 * dfp.c: Replace type punning assignments with memcpy throughout.
18265 * Makefile.in (dfp.o-warn): Remove.
18267 2009-04-07 Alan Modra <amodra@bigpond.net.au>
18270 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
18271 Include soft-fp/t-softfp after rs6000/t-linux64.
18273 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
18275 * stor-layout.c (set_sizetype): Use the full precision of their
18276 machine mode for bitsize types.
18278 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
18280 * config/i386/i386.md: Revert 2 accidental checkins.
18282 2009-04-06 Joey Ye <joey.ye@intel.com>
18283 Xuepeng Guo <xuepeng.guo@intel.com>
18284 H.J. Lu <hongjiu.lu@intel.com>
18286 Atom pipeline model, tuning and insn selection.
18287 * config.gcc (atom): Add atom config options and target.
18289 * config/i386/atom.md: New.
18291 * config/i386/i386.c (atom_cost): New cost.
18292 (m_ATOM): New macro flag.
18293 (initial_ix86_tune_features): Set m_ATOM.
18294 (x86_accumulate_outgoing_args): Likewise.
18295 (x86_arch_always_fancy_math_387): Likewise.
18296 (processor_target): Add Atom cost.
18297 (cpu_names): Add Atom cpu name.
18298 (override_options): Set Atom ISA.
18299 (ix86_issue_rate): New case PROCESSOR_ATOM.
18300 (ix86_adjust_cost): Likewise.
18302 * config/i386/i386.h (TARGET_ATOM): New target macro.
18303 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
18304 (TARGET_OPT_AGU): New target option.
18305 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
18306 (processor_type): Add PROCESSOR_ATOM.
18308 * config/i386/i386.md (cpu): Add new value "atom".
18309 (use_carry, movu): New attr.
18310 (atom.md): Include atom.md.
18311 (adddi3_carry_rex64): Set attr "use_carry".
18312 (addqi3_carry): Likewise.
18313 (addhi3_carry): Likewise.
18314 (addsi3_carry): Likewise.
18315 (*addsi3_carry_zext): Likewise.
18316 (subdi3_carry_rex64): Likewise.
18317 (subqi3_carry): Likewise.
18318 (subhi3_carry): Likewise.
18319 (subsi3_carry): Likewise.
18320 (x86_movdicc_0_m1_rex64): Likewise.
18321 (*x86_movdicc_0_m1_se): Likewise.
18322 (x86_movsicc_0_m1): Likewise.
18323 (*x86_movsicc_0_m1_se): Likewise.
18324 (*adddi_1_rex64): Emit add insn as much as possible.
18325 (*addsi_1): Likewise.
18326 (return_internal): Set atom_unit.
18327 (return_internal_long): Likewise.
18328 (return_pop_internal): Likewise.
18329 (*rcpsf2_sse): Set atom_sse_attr attr.
18330 (*qrt<mode>2_sse): Likewise.
18331 (*prefetch_sse): Likewise.
18333 * config/i386/i386-c.c (ix86_target_macros_internal): New case
18335 (ix86_target_macros_internal): Likewise.
18337 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
18338 (*prefetch_sse_rex): Likewise.
18339 (sse_rcpv4sf2): Likewise.
18340 (sse_vmrcpv4sf2): Likewise.
18341 (sse_sqrtv4sf2): Likewise.
18342 (<sse>_vmsqrt<mode>2): Likewise.
18343 (sse_ldmxcsr): Likewise.
18344 (sse_stmxcsr): Likewise.
18345 (*sse_sfence): Likewise.
18346 (sse2_clflush): Likewise.
18347 (*sse2_mfence): Likewise.
18348 (*sse2_lfence): Likewise.
18349 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
18350 (<sse>_movup<ssemodesuffixf2c>): Likewise.
18351 (avx_movdqu<avxmodesuffix>): Likewise.
18352 (avx_lddqu<avxmodesuffix>): Likewise.
18353 (sse2_movntv2di): Change attr "type" to "ssemov".
18354 (sse2_movntsi): Likewise.
18355 (rsqrtv8sf2): Change attr "type" to "sseadd".
18356 (sse3_addsubv2df3): Set attr "atom_unit".
18357 (sse3_h<plusminus_insn>v4sf3): Likewise.
18358 (*sse2_pmaddwd): Likewise.
18359 (*vec_extractv2di_1_rex64): Likewise.
18360 (*vec_extractv2di_1_avx): Likewise.
18361 (sse2_psadbw): Likewise.
18362 (ssse3_phaddwv8hi3): Likewise.
18363 (ssse3_phaddwv4hi3): Likewise.
18364 (ssse3_phadddv4si3): Likewise.
18365 (ssse3_phadddv2si3): Likewise.
18366 (ssse3_phaddswv8hi3): Likewise.
18367 (ssse3_phaddswv4hi3): Likewise.
18368 (ssse3_phsubwv8hi3): Likewise.
18369 (ssse3_phsubwv4hi3): Likewise.
18370 (ssse3_phsubdv4si3): Likewise.
18371 (ssse3_phsubdv2si3): Likewise.
18372 (ssse3_phsubswv8hi3): Likewise.
18373 (ssse3_phsubswv4hi3): Likewise.
18374 (ssse3_pmaddubsw128): Likewise.
18375 (sse3_pmaddubsw: Likewise.
18376 (ssse3_palignrti): Likewise.
18377 (ssse3_palignrdi): Likewise.
18379 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
18381 * doc/install.texi (Specific): Fix two cross-references to MinGW.
18383 2009-04-06 Richard Guenther <rguenther@suse.de>
18385 PR tree-optimization/28868
18386 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
18387 of which PHI results we inserted.
18388 (insert_into_preds_of_block): Record inserted PHIs.
18389 (eliminate): Eliminate redundant PHI nodes.
18390 (init_pre): Init inserted_phi_names.
18392 2009-04-06 Richard Guenther <rguenther@suse.de>
18394 PR tree-optimization/39643
18395 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
18396 IMAGPART_EXPRs of complex constants.
18397 (execute_fold_all_builtins): If we folded a call queue
18398 TODO_update_address_taken.
18400 2009-04-06 Jan Hubicka <jh@suse.cz>
18402 PR middle-end/39659
18403 * except.c (remove_unreachable_regions): Propagate may_contain_throw
18406 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
18408 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
18410 (ic_invalidate_array): Likewise.
18412 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
18414 * calls.c (emit_library_call_value_1): Fix a problem with parameter
18415 alignment for library calls.
18417 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
18419 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
18420 (mingw32 tm clause use_gcc_stdint): Set to wrap.
18421 * config/i386/mingw-stdint.h: New file.
18423 2009-04-05 Richard Guenther <rguenther@suse.de>
18425 PR tree-optimization/39648
18426 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
18427 our &A vs. &A[0] IL deficiencies.
18429 2009-04-04 Jan Hubicka <jh@suse.cz>
18431 * except.c (sjlj_find_directly_reachable_regions): Be ready for
18432 removed toplevel regions.
18433 (sjlj_mark_call_sites): Likewise.
18435 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
18437 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
18438 (cygwin tm clause use_gcc_stdint): Set to wrap.
18439 * config/i386/cygwin-stdint.h: New file.
18441 2009-04-04 Richard Guenther <rguenther@suse.de>
18443 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
18444 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
18445 single-argument PHIs if we are in loop-closed SSA form.
18446 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
18447 for the pre-condition.
18448 (slpeel_tree_peel_loop_to_edge): Likewise.
18449 (vect_build_loop_niters): Take an optional sequence to append stmts.
18450 (vect_generate_tmps_on_preheader): Likewise.
18451 (vect_do_peeling_for_loop_bound): Take extra guards for the
18453 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
18454 the cost model check.
18455 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
18456 guards if we are going to peel. Do not apply versioning in that case.
18457 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
18458 (vect_do_peeling_for_loop_bound): Likewise.
18459 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
18460 loop bound only record extra pre-conditions, do not apply loop
18463 2009-04-04 Richard Guenther <rguenther@suse.de>
18465 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
18468 2009-04-04 Jan Hubicka <jh@suse.cz>
18470 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
18471 last_basic_block for size of bb->index indexed array.
18472 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
18473 compute_out, link_btr_uses, build_btr_def_use_webs,
18474 build_btr_def_use_webs, migrate_btr_defs): Likewise.
18476 2009-04-04 Jan Hubicka <jh@suse.cz>
18478 * except.c (remove_eh_handler_and_replace): Break out from ...
18479 (remove_eh_handler): ... here.
18480 (bring_to_root): New function.
18481 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
18482 handled ones, bring others to root of tree.
18484 2009-04-04 Jan Hubicka <jh@suse.cz>
18486 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
18487 (all_phis_safe_to_merge): New function.
18488 (update_info): New structure.
18489 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
18490 (cleanup_empty_eh): Update SSA if possible.
18492 2009-04-04 Richard Guenther <rguenther@suse.de>
18494 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
18495 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
18496 (append_vuse): Likewise.
18498 2009-04-04 Jakub Jelinek <jakub@redhat.com>
18500 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
18501 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
18502 instead of REG_UNSAVED for DW_CFA_undefined.
18503 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
18504 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
18507 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
18510 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
18511 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
18512 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
18514 2009-04-04 Richard Guenther <rguenther@suse.de>
18516 PR tree-optimization/8781
18517 PR tree-optimization/37892
18518 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
18519 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
18520 (valueize_refs): Call it for *& valueizations.
18521 (shared_reference_ops_from_ref): Rename to ...
18522 (valueize_shared_reference_ops_from_ref): ... this and valueize.
18523 (shared_reference_ops_from_call): Rename to ...
18524 (valueize_shared_reference_ops_from_call): ... this and valueize.
18525 (vn_reference_lookup): Update.
18526 (visit_reference_op_call): Likewise.
18527 * tree-ssa-pre.c (phi_translate_1): Fold *&.
18528 (eliminate): Value-replace the call address in call statements.
18530 2009-04-04 Richard Guenther <rguenther@suse.de>
18532 PR tree-optimization/39636
18533 * tree-ssa-forwprop.c
18534 (forward_propagate_addr_into_variable_array_index): Check for
18535 GIMPLE_ASSIGN before accessing the rhs code.
18537 2009-04-03 Jason Merrill <jason@redhat.com>
18539 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
18541 2009-04-03 Steve Ellcey <sje@cup.hp.com>
18543 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
18544 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
18545 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
18546 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
18547 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
18548 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
18549 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
18550 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
18551 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
18552 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
18553 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
18554 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
18555 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
18556 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
18557 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
18558 Use fr_reg_or_fp01_operand instead of fr_register_operand
18560 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
18561 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
18562 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
18564 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
18566 PR rtl-optimization/39607
18567 PR rtl-optimization/39631
18571 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
18572 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
18573 instead of DF_LR_OUT.
18574 * ira-lives.c (process_bb_node_lives): Ditto.
18575 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
18576 instead of DF_LR_{OUT,IN}.
18577 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
18578 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
18580 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
18582 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
18583 (execute_lower_omp): Always run but take the short way out if -fopenmp
18585 (gate_lower_omp): Remove, forcing the pass manager to always run the
18586 pass and always set PROP_gimple_lomp.
18587 (pass_lower_omp): Remove gate function.
18588 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
18589 PROP_trees. Instead, require it.
18590 * ipa-cp.c (pass_ipa_cp): Likewise.
18591 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
18592 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
18593 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
18594 and PROP_gimple_leh.
18596 2009-04-03 Richard Guenther <rguenther@suse.de>
18598 PR middle-end/13146
18599 PR tree-optimization/23940
18600 PR tree-optimization/33237
18601 PR middle-end/33974
18602 PR middle-end/34093
18603 PR tree-optimization/36201
18604 PR tree-optimization/36230
18605 PR tree-optimization/38049
18606 PR tree-optimization/38207
18607 PR tree-optimization/38230
18608 PR tree-optimization/38301
18609 PR tree-optimization/38585
18610 PR middle-end/38895
18611 PR tree-optimization/38985
18612 PR tree-optimization/39299
18613 * tree-ssa-structalias.h: Remove.
18614 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
18615 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
18616 (struct vuse_element_d): Remove.
18617 (struct vuse_vec_d): Likewise.
18618 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
18619 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
18620 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
18621 VUSE_ELEMENT_VAR): Likewise.
18622 (struct voptype_d): Likewise.
18623 (NUM_VOP_FREE_BUCKETS): Likewise.
18624 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
18625 (struct stmt_operands_d): Remove.
18626 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
18627 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
18628 VDEF_NUM, VDEF_VECT): Likewise.
18629 (copy_virtual_operands): Remove.
18630 (operand_build_cmp): Likewise.
18631 (create_ssa_artificial_load_stmt): Likewise.
18632 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
18633 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
18634 vuse_index and mayuse_index members. Pack and move done and iter_type
18635 members to the front.
18636 (SSA_OP_VMAYUSE): Remove.
18637 (SSA_OP_VIRTUAL_USES): Adjust.
18638 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
18639 (unlink_stmt_vdef): Declare.
18640 (add_to_addressable_set): Remove.
18641 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
18642 (vrp_visit_stmt): Likewise.
18643 * doc/tree-ssa.texi (Alias analysis): Update.
18644 * doc/invoke.texi (max-aliased-vops): Remove docs.
18645 (avg-aliased-vops): Likewise.
18646 * tree-into-ssa.c (syms_to_rename): Remove.
18647 (need_to_update_vops_p): Likewise.
18648 (need_to_initialize_update_ssa_p): Rename to ...
18649 (update_ssa_initialized_fn): ... this. Track function we are
18651 (symbol_marked_for_renaming): Simplify.
18652 (add_new_name_mapping): Do not set need_to_update_vops_p.
18653 (dump_currdefs): Use SYMS_TO_RENAME.
18654 (rewrite_update_stmt): Always walk all uses/defs.
18655 (dump_update_ssa): Adjust.
18656 (init_update_ssa): Take function argument. Track what we are
18658 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
18659 (create_new_def_for): Initialize for cfun, assert we are initialized
18661 (mark_sym_for_renaming): Simplify.
18662 (mark_set_for_renaming): Do not initialize update-ssa.
18663 (need_ssa_update_p): Simplify. Take function argument.
18664 (name_mappings_registered_p): Assert we ask for the correct function.
18665 (name_registered_for_update_p): Likewise.
18666 (ssa_names_to_replace): Likewise.
18667 (release_ssa_name_after_update_ssa): Likewise.
18668 (update_ssa): Likewise. Use SYMS_TO_RENAME.
18669 (dump_decl_set): Do not print a newline.
18670 (debug_decl_set): Do it here.
18671 (dump_update_ssa): And here.
18672 * tree-ssa-loop-im.c (move_computations): Adjust.
18673 (movement_possibility): Likewise.
18674 (determine_max_movement): Likewise.
18675 (gather_mem_refs_stmt): Likewise.
18676 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
18677 or NAME_MEMORY_TAG.
18678 * tree-complex.c (update_all_vops): Remove.
18679 (expand_complex_move): Adjust.
18680 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
18681 Simplify test for memory referencing statement. Exclude
18682 non-invariant ADDR_EXPRs.
18683 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
18684 * tree-loop-distribution.c (generate_memset_zero): Adjust.
18685 (rdg_flag_uses): Likewise.
18686 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
18688 (tree_optimize_tail_calls_1): Also split the
18689 edge from the entry block if we have degenerate PHI nodes in
18690 the first basic block.
18691 * tree.c (init_ttree): Remove memory-tag related code.
18692 (tree_code_size): Likewise.
18693 (tree_node_structure): Likewise.
18694 (build7_stat): Re-write to be build6_stat.
18695 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
18696 (SSA_VAR_P): Adjust.
18697 (struct tree_memory_tag): Remove.
18698 (struct tree_memory_partition_tag): Likewise.
18699 (union tree_node): Adjust.
18700 (build7): Re-write to be build6.
18701 * tree-pass.h (pass_reset_cc_flags): Remove.
18702 (TODO_update_address_taken): New flag.
18703 (pass_simple_dse): Remove.
18704 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
18705 * params.h (MAX_ALIASED_VOPS): Remove.
18706 (AVG_ALIASED_VOPS): Likewise.
18707 * omp-low.c (expand_omp_taskreg): Update SSA form.
18708 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
18709 aliases the lhs in a copy stmt.
18710 * tree-ssa-dse.c (struct address_walk_data): Remove.
18711 (memory_ssa_name_same): Likewise.
18712 (memory_address_same): Likewise.
18713 (get_kill_of_stmt_lhs): Likewise.
18714 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
18715 unused stores. Look through PHI nodes into post-dominated regions.
18716 (dse_optimize_stmt): Simplify. Properly remove stores.
18717 (tree_ssa_dse): Compute dominators.
18718 (execute_simple_dse): Remove.
18719 (pass_simple_dse): Likewise.
18720 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
18721 gimple_loaded_syms and gimple_stored_syms computation.
18722 * toplev.c (dump_memory_report): Dump alias and pta stats.
18723 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
18724 (vn_reference_eq): Likewise.
18725 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
18726 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
18727 valueize_vuses): Remove.
18728 (get_def_ref_stmt_vuses): Simplify. Rename to ...
18729 (get_def_ref_stmt_vuse): ... this.
18730 (vn_reference_lookup_2): New function.
18731 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
18732 walking equivalent vuses. Simplify.
18733 (vn_reference_lookup): Likewise.
18734 (vn_reference_insert): Likewise.
18735 (vn_reference_insert_pieces): Likewise.
18736 (visit_reference_op_call): Simplify.
18737 (visit_reference_op_load): Likewise.
18738 (visit_reference_op_store): Likewise.
18739 (init_scc_vn): Remove shared_lookup_vuses initialization.
18740 (free_scc_vn): Remove shared_lookup_vuses freeing.
18741 (sort_vuses, sort_vuses_heap): Remove.
18742 (get_ref_from_reference_ops): Export.
18743 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
18744 vector with single vuse pointer.
18745 (vn_reference_lookup_pieces, vn_reference_lookup,
18746 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
18747 (shared_vuses_from_stmt): Remove.
18748 (get_ref_from_reference_ops): Declare.
18749 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
18750 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
18751 memory-tag related code.
18752 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
18753 (likely_value): Add comment, skip static-chain of call statements.
18754 (surely_varying_stmt_p): Adjust.
18755 (gimplify_and_update_call_from_tree): Likewise.
18756 (execute_fold_all_builtins): Do not rebuild alias info.
18757 (gimplify_and_update_call_from_tree): Properly update VOPs.
18758 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
18759 (copy_ref_info): Remove memory-tag related code.
18760 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
18761 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
18762 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
18764 * tree-ssa-dom.c (gimple_p): Remove typedef.
18765 (eliminate_redundant_computations): Adjust.
18766 (record_equivalences_from_stmt): Likewise.
18767 (avail_expr_hash): Likewise.
18768 (avail_expr_eq): Likewise.
18769 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
18770 (stmt_makes_single_load): Likewise.
18771 (stmt_makes_single_store): Likewise.
18772 * tree-ssa-alias.c: Rewrite completely.
18773 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
18774 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
18775 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
18776 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
18777 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
18778 Remove public functions.
18779 (pass_reset_cc_flags): Remove.
18780 (pass_build_alias): Move ...
18781 * tree-ssa-structalias.c (pass_build_alias): ... here.
18782 * tree-ssa-alias.c (may_be_aliased): Move ...
18783 * tree-flow-inline.h (may_be_aliased): ... here.
18784 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
18785 count_uses_and_derefs): Move ...
18786 * gimple.c: ... here.
18787 * gimple.h (count_uses_and_derefs): Declare.
18788 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
18789 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
18790 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
18791 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
18792 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
18793 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
18794 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
18796 * tree-dfa.c (refs_may_alias_p): Move ...
18797 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
18798 * tree-ssa-alias.h: New file.
18799 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
18800 (statement_sink_location): Likewise.
18801 * opts.c (decode_options): Do not adjust max-aliased-vops or
18802 avg-aliased-vops values.
18803 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
18804 (TV_CALL_CLOBBER): Likewise.
18805 (TV_FLOW_SENSITIVE): Likewise.
18806 (TV_FLOW_INSENSITIVE): Likewise.
18807 (TV_MEMORY_PARTITIONING): Likewise.
18808 (TV_ALIAS_STMT_WALK): New timevar.
18809 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
18810 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
18811 (get_address_description): Remove memory-tag related code.
18812 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
18813 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
18814 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
18815 and immediate uses in statements. Document.
18816 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
18817 (dump_symbols): Remove.
18818 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
18819 * alias.c (get_deref_alias_set): New function split out from ...
18820 (get_alias_set): ... here.
18821 * alias.h (get_deref_alias_set): Declare.
18822 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
18823 type parameter. Remove restrict pointer handling. Create a
18824 ref-all pointer in case type-based alias sets do not conflict.
18825 (vect_analyze_data_refs): Remove SMT related code.
18826 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
18827 (vectorizable_load): Likewise.
18828 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
18829 (DR_SYMBOL_TAG, DR_VOPS): Remove.
18830 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
18831 Ignore vops and SMTs.
18832 (dr_analyze_alias): Likewise..
18833 (free_data_ref): Likewise.
18834 (create_data_ref): Likewise.
18835 (analyze_all_data_dependences): Likewise.
18836 (get_references_in_stmt): Adjust.
18837 * tree-flow-inline.h (gimple_aliases_computed_p,
18838 gimple_addressable_vars, gimple_call_clobbered_vars,
18839 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
18840 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
18841 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
18842 gimple_mem_ref_stats): Remove.
18843 (gimple_vop): New function.
18844 (op_iter_next_use): Remove vuses and mayuses cases.
18845 (op_iter_next_def): Remove vdefs case.
18846 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
18847 (clear_and_done_ssa_iter): Do not set removed fields.
18848 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
18849 Assert we are not iterating over vuses or vdefs if not also
18850 iterating over uses or defs.
18851 (op_iter_init_use): Likewise.
18852 (op_iter_init_def): Likewise.
18853 (op_iter_next_vdef): Remove.
18854 (op_iter_next_mustdef): Likewise.
18855 (op_iter_init_vdef): Likewise.
18856 (compare_ssa_operands_equal): Likewise.
18857 (link_use_stmts_after): Handle vuse operand.
18858 (is_call_used): Use is_call_clobbered.
18859 (is_call_clobbered): Global variables are always call clobbered,
18860 query the call-clobbers bitmap.
18861 (mark_call_clobbered): Ignore global variables.
18862 (clear_call_clobbered): Likewise.
18863 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
18864 virtual operands sanity check.
18865 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
18867 (TARGET_MEM_REF): Remove TMR_TAG operand.
18868 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
18869 Remove call-clobber related code.
18870 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
18871 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
18872 partitions or escape reason.
18873 (get_single_def_stmt, get_single_def_stmt_from_phi,
18874 get_single_def_stmt_with_phi): Remove.
18875 (dump_referenced_vars): Tidy.
18876 (get_ref_base_and_extent): Allow bare decls.
18877 (collect_dfa_stats): Adjust.
18878 * graphite.c (rename_variables_in_stmt): Adjust.
18879 (graphite_copy_stmts_from_block): Likewise.
18880 (translate_clast): Likewise.
18881 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
18883 (translate_vuse_through_block): Use the oracle.
18884 (phi_translate_1): Adjust.
18885 (value_dies_in_block_x): Use the oracle. Cache the outcome
18887 (valid_in_sets): Check if the VUSE for
18888 a REFERENCE is available.
18889 (eliminate): Do not remove stmts during elimination,
18890 instead queue and remove them afterwards.
18891 (do_pre): Do not rebuild alias info.
18892 (pass_pre): Run TODO_rebuild_alias before PRE.
18893 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
18894 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
18895 (mark_all_v_defs_stmt): Remove.
18896 (mark_all_v_defs_seq): Adjust.
18897 (sra_replace): Likewise.
18898 (scalarize_use): Likewise.
18899 (scalarize_copy): Likewise.
18900 (scalarize_init): Likewise.
18901 (scalarize_ldst): Likewise.
18902 (todoflags): Remove.
18903 (tree_sra): Do not rebuild alias info.
18904 (tree_sra_early): Adjust.
18905 (pass_sra): Run TODO_update_address_taken before SRA.
18906 * tree-predcom.c (set_alias_info): Remove.
18907 (prepare_initializers_chain): Do not call it.
18908 (mark_virtual_ops_for_renaming): Adjust.
18909 (mark_virtual_ops_for_renaming_list): Remove.
18910 (initialize_root_vars): Adjust.
18911 (initialize_root_vars_lm): Likewise.
18912 (prepare_initializers_chain): Likewise.
18913 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
18914 (may_propagate_copy_into_stmt): Likewise.
18915 (merge_alias_info): Do nothing for now.
18916 (propagate_tree_value_into_stmt): Adjust.
18917 (stmt_may_generate_copy): Likewise.
18918 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
18919 not mark symbols for renaming.
18920 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
18921 with the same statement, make sure to update the new pointed-to one.
18922 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
18923 call statements, do not mark symbols for renaming.
18924 (mark_operand_necessary): Dump something.
18925 (ref_may_be_aliased): New function.
18926 (mark_aliased_reaching_defs_necessary_1): New helper function.
18927 (mark_aliased_reaching_defs_necessary): Likewise.
18928 (mark_all_reaching_defs_necessary_1): Likewise.
18929 (mark_all_reaching_defs_necessary): Likewise.
18930 (propagate_necessity): Do not process virtual PHIs. For
18931 non-aliased loads mark all reaching definitions as necessary.
18932 For aliased loads and stores mark the immediate dominating
18933 aliased clobbers as necessary.
18934 (visited): New global static.
18935 (perform_tree_ssa_dce): Free visited bitmap after propagating
18937 (remove_dead_phis): Perform simple dead virtual PHI removal.
18938 (remove_dead_stmt): Properly unlink virtual operands when
18940 (eliminate_unnecessary_stmts): Schedule PHI removal after
18942 * tree-ssa-ter.c (is_replaceable_p): Adjust.
18943 (process_replaceable): Likewise.
18944 (find_replaceable_in_bb): Likewise.
18945 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
18946 based on the single gimple vop.
18947 (verify_flow_insensitive_alias_info): Remove.
18948 (verify_flow_sensitive_alias_info): Likewise.
18949 (verify_call_clobbering): Likewise.
18950 (verify_memory_partitions): Likewise.
18951 (verify_alias_info): Likewise.
18952 (verify_ssa): Adjust..
18953 (execute_update_addresses_taken): Export. Update SSA
18954 manually. Optimize only when optimizing. Use a local bitmap.
18955 (pass_update_address_taken): Remove TODO_update_ssa, add
18957 (pass_update_address_taken): Just use TODO_update_address_taken.
18958 (init_tree_ssa): Do not initialize addressable_vars.
18959 (verify_ssa): Verify new VUSE / VDEF properties.
18960 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
18961 Do not call verify_alias_info.
18962 (delete_tree_ssa): Clear the VUSE, VDEF operands.
18963 Do not free the loaded and stored syms bitmaps. Reset the escaped
18964 and callused solutions. Do not free addressable_vars.
18965 Remove memory-tag related code.
18966 (warn_uninitialized_var): Aliases are always available.
18967 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
18968 * lambda-code.c (can_put_in_inner_loop): Adjust.
18969 (can_put_after_inner_loop): Likewise.
18970 (perfect_nestify): Likewise.
18971 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
18972 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
18973 (vectorizable_conversion): Do not mark symbols for renaming.
18974 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
18975 (expand_call_inline): Unlink the calls virtual operands before
18977 (tree_function_versioning): Do not call update_ssa if we are not
18978 updating clones. Simplify.
18979 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
18980 (propagate_with_phi): Likewise..
18981 * tree-outof-ssa.c (create_temp): Remove memory tag and call
18982 clobber code. Assert we are not aliased or global.
18983 * tree-flow.h: Include tree-ssa-alias.h
18984 (enum escape_type): Remove.
18985 (struct mem_sym_stats_d): Likewise.
18986 (struct mem_ref_stats_d): Likewise.
18987 (struct gimple_df): Add vop member. Remove global_var,
18988 call_clobbered_vars, call_used_vars, addressable_vars,
18989 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
18990 escaped and callused members.
18991 (struct ptr_info_def): Remove all members, add points-to solution
18993 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
18994 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
18995 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
18996 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
18997 (tree-ssa-alias.o): Likewise.
18998 (toplev.o): Add tree-ssa-alias.h
18999 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
19000 * gimple.c (gimple_set_bb): Fix off-by-one error.
19001 (is_gimple_reg): Do not handle memory tags.
19002 (gimple_copy): Also copy virtual operands.
19003 Delay updating the statement. Do not reset loaded and stored syms.
19004 (gimple_set_stored_syms): Remove.
19005 (gimple_set_loaded_syms): Likewise.
19006 (gimple_call_copy_skip_args): Copy the virtual operands
19007 and mark the new statement modified.
19008 * tree-ssa-structalias.c (may_alias_p): Remove.
19009 (set_uids_in_ptset): Take the alias set to prune with as
19010 parameter. Fold in the alias test of may_alias_p.
19011 (compute_points_to_sets): Compute whether a ptr is dereferenced
19012 in a local sbitmap.
19013 (process_constraint): Deal with &ANYTHING on the lhs, reject all
19014 other ADDRESSOF constraints on the lhs.
19015 (get_constraint_for_component_ref): Assert that we don't get
19016 ADDRESSOF constraints from the base of the reference.
19017 Properly generate UNKNOWN_OFFSET for DEREF if needed.
19018 (struct variable_info): Remove collapsed_to member.
19019 (get_varinfo_fc): Remove.
19020 (new_var_info): Do not set collapsed_to.
19021 (dump_constraint): Do not follow cycles.
19022 (dump_constraint_graph): Likewise.
19023 (build_pred_graph): Likewise.
19024 (build_succ_graph): Likewise.
19025 (rewrite_constraints): Likewise.
19026 (do_simple_structure_copy): Remove.
19027 (do_rhs_deref_structure_copy): Remove.
19028 (do_lhs_deref_structure_copy): Remove.
19029 (collapse_rest_of_var): Remove.
19030 (do_structure_copy): Re-implement.
19031 (pta_stats): New global variable.
19032 (dump_pta_stats): New function.
19033 (struct constraint_expr): Make offset signed.
19034 (UNKNOWN_OFFSET): Define special value.
19035 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
19036 (solution_set_expand): New helper function split out from ...
19037 (do_sd_constraint): ... here.
19038 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
19039 (do_ds_constraint): Likewise.
19040 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
19041 and CALLUSED = *CALLUSED.
19042 (set_union_with_increment): Make inc argument signed.
19043 (type_safe): Remove.
19044 (get_constraint_for_ptr_offset): Handle unknown and negative
19046 (first_vi_for_offset): Handle offsets before start. Bail
19047 out early for offsets beyond the variable extent.
19048 (first_or_preceding_vi_for_offset): New function.
19049 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
19050 Together with ESCAPED = *ESCAPED this properly computes reachability.
19051 (find_what_var_points_to): New function.
19052 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
19053 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
19054 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
19055 pt_solutions_intersect): New functions.
19056 (compute_call_used_vars): Remove.
19057 (compute_may_aliases): New main entry into PTA computation.
19058 * gimple.h (gimple_p): New typedef.
19059 (struct gimple_statement_base): Remove references_memory_p.
19060 (struct gimple_statement_with_memory_ops_base): Remove
19061 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
19063 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
19064 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
19065 gimple_set_references_memory): Remove.
19066 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
19067 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
19069 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
19070 (verify_expr): Allow RESULT_DECL.
19071 (gimple_duplicate_bb): Do not copy virtual operands.
19072 (gimple_duplicate_sese_region): Adjust.
19073 (gimple_duplicate_sese_tail): Likewise.
19074 (mark_virtual_ops_in_region): Remove.
19075 (move_sese_region_to_fn): Do not call it.
19076 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
19077 and pass_simple_dse.
19078 (execute_function_todo): Handle TODO_update_address_taken,
19079 call execute_update_addresses_taken for TODO_rebuild_alias.
19080 (execute_todo): Adjust.
19081 (execute_one_pass): Init dump files early.
19082 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
19084 (create_general_new_stmt): Clear vops.
19085 * tree-ssa-reassoc.c (get_rank): Adjust.
19086 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
19087 symbols for renaming.
19088 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
19089 (PARAM_AVG_ALIASED_VOPS): Likewise.
19090 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
19091 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
19092 * tree-ssa-operands.c: Simplify for new virtual operand representation.
19093 (operand_build_cmp, copy_virtual_operands,
19094 create_ssa_artificial_load_stmt, add_to_addressable_set,
19095 gimple_add_to_addresses_taken): Remove public functions.
19096 (unlink_stmt_vdef): New function.
19098 2009-04-03 Alan Modra <amodra@bigpond.net.au>
19100 * config.gcc (powerpc-*-linux*): Merge variants.
19102 2009-04-02 Chao-ying Fu <fu@mips.com>
19103 James Grosbach <james.grosbach@microchip.com>
19105 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
19106 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
19108 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
19109 keep_interrupts_masked_p, use_debug_exception_return_p.
19110 (mips_attribute_table): Add interrupt, use_shadow_register_set,
19111 keep_interrupts_masked, use_debug_exception_return.
19112 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
19113 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
19115 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
19116 (mips_print_operand): Process COP0 registers to print $0 .. $31
19117 correctly for GAS to process.
19118 (mips_interrupt_extra_call_saved_reg_p): New function.
19119 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
19121 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
19122 (mips_compute_frame_info): Add supports for interrupt context that
19123 includes doubleword accumulators and COP0 registers.
19124 (mips_for_each_saved_acc): New function.
19125 (mips_for_each_saved_gpr_and_fpr): Change the function name from
19126 mips_for_each_saved_reg.
19127 (mips_save_reg): Save accumulators.
19128 (mips_kernel_reg_p): A new for_each_rtx callback.
19129 (mips_expand_prologue): Support interrupt handlers.
19130 (mips_restore_reg): Restore accumulators.
19131 (mips_expand_epilogue): Support interrupt handlers.
19132 (mips_can_use_return_insn): Return false for interrupt handlers.
19133 (mips_epilogue_uses): New function.
19134 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
19135 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
19136 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
19137 cop0_move): New instructions.
19138 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
19139 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
19141 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
19143 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
19144 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
19145 interrupt handlers, we use K0 as the temporary register.
19146 (EPILOGUE_USES): Change to a function call.
19147 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
19148 handlers, we use K0 as the temporary register.
19150 * doc/extend.texi (Function Attributes): Document interrupt,
19151 use_shadow_register_set, keep_interrupts_masked,
19152 use_debug_exception_return for MIPS attributes.
19154 2009-04-03 Alan Modra <amodra@bigpond.net.au>
19156 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
19157 Remove a number of t-files from tmake_file.
19158 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
19159 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
19160 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
19161 target_prototype, not TARGET_PROTOTYPE.
19162 (LINK_OS_GNU_SPEC): Define.
19163 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
19164 and darwin-ldoubdle.c.
19166 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
19169 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
19170 (cpp_options): Ditto.
19171 (default_compilers): Ditto.
19172 (display_help): Ditto.
19173 (process_command): Ditto.
19174 (do_spec_1): Ditto.
19175 (set_input): Use lbasename instead of duplicate code.
19176 (save_temps_prefix): New static for -save-temps=obj.
19177 (save_temps_length): Ditto.
19179 * doc/invoke.texi (-save-temps=obj): Document new variant to
19180 -save-temps switch.
19182 2009-04-02 Jeff Law <law@redhat.com>
19184 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
19187 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
19189 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
19190 * configure: Regenerated.
19192 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19194 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
19195 share the argument list.
19197 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19201 2009-02-12 Diego Novillo <dnovillo@google.com>
19203 * varpool.c (debug_varpool): New.
19204 * cgraph.h (debug_varpool): Declare.
19206 2009-04-02 Jan Hubicka <jh@suse.cz>
19208 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
19211 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
19213 * config/i386/i386.c (ix86_abi): Move initialization to ...
19214 (override_options): Here.
19216 2009-04-02 Christian Bruel <christian.bruel@st.com>
19218 * config/sh/sh.c (sh_dwarf_register_span): New function.
19219 (TARGET_DWARF_REGISTER_SPAN): Define.
19220 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
19222 2009-04-02 Ira Rosen <irar@il.ibm.com>
19224 PR tree-optimization/39595
19225 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
19226 interleaved loads group is not greater than the SLP group size.
19228 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19230 * builtins.c (is_builtin_name): New.
19231 (called_as_built_in): Use is_builtin_name.
19232 * tree.h (is_builtin_name): New.
19233 * varasm.c (incorporeal_function_p): Use is_builtin_name
19235 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
19237 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
19239 2009-04-02 Dodji Seketeli <dodji@redhat.com>
19242 * c-decl.c (clone_underlying_type): Move this ...
19243 * c-common.c (set_underlying_type): ... here.
19244 Also, make sure the function properly sets TYPE_STUB_DECL() on
19245 the newly created typedef variant type.
19246 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
19247 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
19250 2009-04-02 Richard Guenther <rguenther@suse.de>
19252 PR tree-optimization/37221
19253 * tree-flow.h (degenerate_phi_result): Declare.
19254 * tree-ssa-dom.c (degenerate_phi_result): Export.
19255 * tree-scalar-evolution.c (analyze_initial_condition): If
19256 the initial condition is defined by a degenerate PHI node
19257 use the degenerate value.
19259 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
19261 PR rtl-optimization/39588
19262 * combine.c (merge_outer_ops): Do not set the constant when this
19264 (simplify_shift_const_1): Do not modify it either in this case.
19266 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
19268 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
19269 tuning is deprecated if -mtune value is set to an Itanium1 variant.
19271 2009-04-01 Janis Johnson <janis187@us.ibm.com>
19274 * c-lex.c (interpret_float): Default (no suffix) is double.
19276 2009-04-1 Xinliang David Li <davidxl@google.com>
19278 * config/i386/i386.c (legitimate_constant_p): Recognize
19279 all one vector constant.
19281 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19283 * config/vax/vax.c: Add #includes to silence warnings.
19284 Change #include order to silence two warnings.
19286 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19288 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
19289 (ASM_SPEC): Pass -k to the assembler for PIC code.
19291 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19293 * config.gcc: Add vax-*-linux* to the switch.
19294 * config/vax/linux.h: New file. (TARGET_VERSION,
19295 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
19297 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19299 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
19300 Use predicate macros instead of GET_CODE() == foo.
19301 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
19302 ashlsi3, rotrsi3, <unnamed>): Likewise.
19304 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19306 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
19307 jbbccihi, jbbccisi): Remova trailing whitespace.
19308 * config/vax/constraints.md: Likewise.
19309 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
19310 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
19311 * config/vax/predicates.md: Likewise.
19312 * config/vax/vax.c (print_operand_address, vax_output_int_move,
19313 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
19314 * config/vax/vax.h: Likewise.
19315 * config/vax/vax.md (nonlocal_goto): Likewise.
19317 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19319 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
19320 (indirectable_address_p, adjacent_operands_p): Add spaces around
19322 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
19324 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19326 * config/vax/vax.c (legitimate_constant_address_p,
19327 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
19328 index_term_p, reg_plus_index_p, legitimate_address_p,
19329 vax_mode_dependent_address_p): Update comments to match functions
19330 modified by the recent int->bool conversion.
19332 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19334 * config/vax/builtins.md: Update copyright message.
19335 * config/vax/constraints.md: Likewise.
19336 * config/vax/netbsd-elf.h: Likewise.
19337 * config/vax/predicates.md: Likewise.
19338 * config/vax/vax-protos.h: Likewise.
19339 * config/vax/vax.c: Likewise.
19340 * config/vax/vax.h: Likewise.
19341 * config/vax/vax.md: Likewise.
19342 * config/vax/vax.opt: Likewise.
19344 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19346 * config/vax/builtins.md (ffssi2, ffssi2_internal,
19347 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
19348 * config/vax/constraints.md (B, R): Likewise.
19349 * config/vax/predicates.md (external_memory_operand,
19350 nonimmediate_addsub_di_operand): Likewise.
19351 * config/vax/vax.c (vax_output_int_add): Likewise.
19352 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
19353 untyped_call): Likewise.
19355 2009-04-01 Matt Thomas <matt@3am-software.com>
19357 * config/vax/predicates.md: New file.
19358 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
19359 external_const_operand, nonsymbolic_operand, external_memory_operand,
19360 indirect_memory_operand, indexed_memory_operand,
19361 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
19362 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
19364 * config/vax/constraints.md: New file.
19365 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
19367 * config/vax/builtins.md: New file.
19368 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
19369 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
19371 * config/vax/vax.opt (mqmath): Add option.
19372 * config/vax/vax.md (isfx): Extend with DI.
19373 (VAXintQH, VAXintQHSD): Define.
19374 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
19375 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
19376 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
19377 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
19378 (movdi): Update constraints and use vax_output_int_move().
19379 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
19380 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
19381 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
19382 nonlocal_goto): New.
19383 (mov<mode>): Extend accepted operand types.
19384 (subdi3_old): Rename from subdi3, change update constraints and use
19385 a new implementation.
19386 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
19387 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
19388 MOVE_RATIO, CLEAR_RATIO): Define.
19389 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
19390 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
19391 (PRINT_OPERAND): Redefine using a function instead of inlined code.
19392 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
19393 (split_quadword_operands): Make static and really allow variable
19395 (print_operand_address): Update for PIC generation.
19396 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
19397 indexable_address_p, fixup_mathdi_operand,
19398 vax_expand_addsub_di_operands, adjacent_operands_p): New.
19399 (vax_float_literal, legitimate_constant_p,
19400 indirectable_constant_address_p, index_term_p,
19401 reg_plus_index_p): Return bool instead of int.
19402 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
19404 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
19406 (vax_output_conditional_branch): Indent.
19407 (legitimate_constant_address_p, indirectable_constant_address_p,
19408 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
19409 vax_mode_dependent_address_p): Return bool instead of int, update for
19411 * config/vax/vax-protos.h (legitimate_constant_address_p,
19412 legitimate_constant_p, legitimate_address_p,
19413 vax_mode_dependent_address_p): Change declaration to bool.
19414 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
19415 vax_expand_addsub_di_operands, vax_output_int_subtract,
19416 vax_output_movmemsi): Declare.
19417 (split_quadword_operands, vax_float_literal): Delete declaration.
19418 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
19419 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
19420 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
19421 ASM_OUTPUT_DWARF_PCREL): Define.
19422 (ASM_SPEC): Change definition to allow PIC generation.
19424 2009-04-01 Steve Ellcey <sje@cup.hp.com>
19426 * doc/sourcebuild.texi: Update front-end requirements.
19428 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19431 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
19432 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
19433 (booldi3_internal3): Use boolean_or_operator instead of
19436 2009-04-01 Joseph Myers <joseph@codesourcery.com>
19439 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
19440 declarator whose size is not an integer constant expression but
19441 folds to an integer constant, then treat it as a constant
19444 2009-04-01 Richard Guenther <rguenther@suse.de>
19446 * fold-const.c (fold_plusminus_mult_expr): Do not fold
19447 i * 4 + 2 to (i * 2 + 1) * 2.
19449 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19452 * c-parser.c (c_parser_asm_statement): Skip until close paren and
19453 return if c_parser_asm_string_literal returned NULL.
19455 2009-04-01 Nick Clifton <nickc@redhat.com>
19457 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
19459 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
19460 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
19461 other typedefs to avoid conflicts with libgcc2.c. Define labels
19462 to gain 16-bit bit-manipulation functions from libgcc2.c and then
19464 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
19465 to gain 16-bit trapping arithmetic functions from libgcc2.c and
19468 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
19470 * varasm.c (default_function_rodata_section): Declare DOT as
19473 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
19474 Andrey Galkin <agalkin@hypercom.com>
19477 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
19478 Make object_name unique for each process.
19480 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19483 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
19484 addressable variables in the parallel that could go out of scope while
19485 running queued tasks.
19487 2009-04-01 Anatoly Sokolov <aesok@post.ru>
19489 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
19490 (CASE_VALUES_THRESHOLD): Redefine.
19491 * config/avr/avr.c (avr_override_options): Remove initialization of
19492 avr_case_values_threshold variable.
19493 (avr_case_values_threshold): Remove variable. Add new function.
19494 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
19495 * config/avr/avr.opt (mno-tablejump): Remove option.
19496 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
19498 2009-04-01 DJ Delorie <dj@redhat.com>
19500 * varasm.c (default_function_rodata_section): Don't assume
19501 anything about where the first '.' in the section name is.
19503 2009-04-01 Alan Modra <amodra@bigpond.net.au>
19505 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
19506 rs6000_emit_stack_tie.
19508 2009-03-31 Ian Lance Taylor <iant@google.com>
19510 * tree-eh.c (tree_remove_unreachable_handlers): Compare
19511 gimple_code with GIMPLE_RESX, not RESX.
19513 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19515 * c-common.c (c_get_ident): New.
19516 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
19518 2009-04-01 Ben Elliston <bje@au.ibm.com>
19520 * config/rs6000/sysv4.opt (msdata): Improve option description.
19522 2009-03-31 Steve Ellcey <sje@cup.hp.com>
19524 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
19525 (divdf3_internal_lat): Remove.
19526 (divxf3_internal_lat): Remove.
19527 (divxf3_internal_thr): Remove.
19528 (divxf): Use divxf3_internal.
19529 * config/ia64/div.md (divsf3_internal_lat): New.
19530 (divdf3_internal_lat): New.
19531 (divxf3_internal): New.
19533 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19536 * Makefile.in (USE_GCC_STDINT): Define.
19537 (stmp-int-hdrs): Install stdint.h if applicable.
19538 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
19540 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
19541 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
19542 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
19543 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19544 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19545 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19546 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19547 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19548 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19549 (c_common_nodes_and_builtins): Initialize
19550 underlying_wchar_type_node. Do not initialize
19551 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
19552 nodes for new types.
19553 (c_stddef_cpp_builtins): Define macros for new types.
19554 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
19556 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
19557 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
19558 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
19559 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
19560 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
19561 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
19562 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
19563 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
19564 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
19565 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
19566 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
19567 int16_type_node, int32_type_node, int64_type_node,
19568 uint8_type_node, uint16_type_node, c_uint32_type_node,
19569 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
19570 int_least32_type_node, int_least64_type_node,
19571 uint_least8_type_node, uint_least16_type_node,
19572 uint_least32_type_node, uint_least64_type_node,
19573 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
19574 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
19575 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
19576 uintptr_type_node): Define.
19577 * c-cppbuiltin.c (builtin_define_constants,
19578 builtin_define_type_minmax): New.
19579 (builtin_define_stdint_macros): Define more macros.
19580 (c_cpp_builtins): Define more limit macros.
19581 (type_suffix): New.
19582 (builtin_define_type_max): Define in terms of
19583 builtin_define_type_minmax. Remove is_long parameter. All
19585 * config.gcc (use_gcc_stdint): Define.
19586 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
19587 Add newlib-stdint.h for generic targets.
19588 * config/glibc-stdint.h, config/newlib-stdint.h,
19589 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
19590 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
19591 * config/score/score.h (UINTPTR_TYPE): Define.
19592 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
19593 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
19594 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19595 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19596 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19597 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19598 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19599 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19600 * config/spu/spu.h (STDINT_LONG32): Define.
19601 * configure.ac (use_gcc_stdint): Substitute.
19602 * configure: Regenerate.
19603 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
19604 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
19605 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
19606 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
19607 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
19608 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
19609 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
19610 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
19611 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
19612 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
19613 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
19614 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
19615 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
19616 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
19617 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
19618 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
19619 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
19620 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
19621 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
19622 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
19623 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
19624 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
19625 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
19626 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19627 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19628 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19629 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19630 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19631 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
19633 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
19635 * loop-iv.c (suitable_set_for_replacement): Renamed from
19636 simplify_using_assignment; changed to return bool and to accept new
19637 args DEST and SRC. Return true iff we find a source/destination pair
19638 that can be used to make a replacement, and fill SRC and DEST if so.
19639 Remove arg ALTERED. Don't deal with altered regs here. All callers
19641 (simplify_using_initial_values): Deal with altered regs here and track
19642 more precisely the effect they have on the validity of our expression.
19644 * loop-iv.c (simplify_using_condition): A condition of the form
19645 (EQ REG CONST) can be used to simply make a substitution.
19646 (simplify_using_initial_values): Keep track of conditions we have seen
19647 and keep using them to simplify new expressions, while applying the
19648 same substitutions to them as to the expression.
19650 * simplify-rtx.c (simplify_relational_operation_1): Simplify
19651 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
19654 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
19655 changed. Use this when trying to improve the upper bound.
19656 Generate the comparison by using simplify_gen_relational.
19658 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
19660 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
19662 (simplify_using_assignment, simplify_using_initial_values): Call
19663 replace_in_expr to make replacements. Call replace_single_def_regs
19664 once on the initial version of the expression.
19666 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19669 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
19671 2009-03-31 Richard Guenther <rguenther@suse.de>
19673 PR middle-end/31029
19674 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
19675 equality comparisons. Fold C - X CMP X if C % 2 == 1.
19677 2009-03-31 Richard Guenther <rguenther@suse.de>
19679 * tree.h (div_if_zero_remainder): Declare.
19680 * fold-const.c (div_if_zero_remainder): Export.
19681 * tree-ssa-forwprop.c
19682 (forward_propagate_addr_into_variable_array_index): Handle
19683 constant array index addition outside of the variable index.
19685 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19688 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
19689 define_splits, floatunssi<mode>2): Require x87 conversions from
19690 DImode to be permitted.
19692 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19694 PR preprocessor/15638
19695 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
19697 2009-03-31 Richard Guenther <rguenther@suse.de>
19699 PR middle-end/23401
19700 PR middle-end/27810
19701 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
19702 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
19703 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
19704 a separate statement.
19705 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
19706 (lookup_tmp_var): Likewise.
19707 (is_gimple_formal_tmp_or_call_rhs): Remove.
19708 (is_gimple_reg_or_call_rhs): Rename to ...
19709 (is_gimple_reg_rhs_or_call): ... this.
19710 (is_gimple_mem_or_call_rhs): Rename to ...
19711 (is_gimple_mem_rhs_or_call): ... this.
19712 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
19713 DECL_GIMPLE_REG_P only if is_formal is true.
19714 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
19715 for non-proper post-modify expression gimplification.
19716 (gimplify_self_mod_expr): For post-modify expressions gimplify
19717 the lvalue to a minimal lvalue.
19718 (rhs_predicate_for): Remove formal temp case.
19719 (gimplify_modify_expr_rhs): Likewise.
19720 (gimplify_addr_expr): Use is_gimple_reg.
19721 (gimplify_expr): Remove formal temp cases.
19722 (gimple_regimplify_operands): Likewise.
19723 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
19724 and FILTER_EXPR like constants.
19725 * gimple.c (walk_gimple_op): Fix val_only initialization, use
19727 (is_gimple_formal_tmp_rhs): Remove.
19728 (is_gimple_reg_rhs): Remove special casing.
19729 (is_gimple_mem_rhs): Fix.
19730 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
19731 (is_gimple_formal_tmp_var): Remove.
19732 (is_gimple_formal_tmp_reg): Likewise.
19733 (is_gimple_min_lval): Allow invariant component ref parts.
19734 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
19735 is_gimple_formal_tmp_reg): Remove declarations.
19736 * tree-cfg.c (verify_expr): Verify that variables with address
19737 taken do not have DECL_GIMPLE_REG_P set.
19738 * tree-mudflap.c (mf_build_check_statement_for): Use
19739 force_gimple_operand instead of gimplify_expr.
19741 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
19743 * modulo-sched.c (sms_schedule_by_order): Pass the actual
19744 schedulable rows to compute_split_row.
19746 2009-03-31 Ben Elliston <bje@au.ibm.com>
19749 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
19752 2009-03-31 Alan Modra <amodra@bigpond.net.au>
19754 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
19755 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
19756 * configure: Regenerate.
19757 * config.in: Regenerate.
19758 * config/rs6000/rs6000.opt (mtls-markers): Add.
19759 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
19760 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
19761 (tls_ld_aix, tls_ld_sysv): Likewise.
19762 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
19763 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
19765 2009-03-31 Alan Modra <amodra@bigpond.net.au>
19767 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
19769 2009-03-30 Jan Hubicka <jh@suse.cz>
19771 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
19773 (tree_remove_unreachable_handlers): Cleanup EH predecestor
19774 detection and label handling.
19776 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
19778 * ira-int.h (ira_allocno): Rename left_conflicts_num to
19779 left_conflicts_size.
19780 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
19781 ALLOCNO_LEFT_CONFLICTS_SIZE.
19783 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
19784 remove_allocno_from_bucket_and_push,
19785 allocno_spill_priority_compare, push_allocnos_to_stack,
19786 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
19787 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
19788 (setup_allocno_left_conflicts_num): Ditto. Rename to
19789 setup_allocno_left_conflicts_size.
19790 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
19791 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
19792 setup_allocno_left_conflicts_size instead of
19793 setup_allocno_left_conflicts_num.
19795 * ira-build.c (ira_create_allocno): Use
19796 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
19797 ALLOCNO_LEFT_CONFLICTS_NUM.
19799 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
19801 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
19802 instead of DF_LR_OUT.
19804 * ira-lives.c (process_bb_node_lives): Ditto.
19806 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
19807 instead of DF_LR_{OUT,IN}.
19809 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
19811 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
19813 2009-03-30 Jan Hubicka <jh@suse.cz>
19815 * except.c (label_to_region_map): Fix thinko.
19817 2009-03-30 Steve Ellcey <sje@cup.hp.com>
19819 PR middle-end/38237
19820 * tree.h (tree_find_value): New declaration.
19821 * tree.c (tree_find_value): New function.
19822 * varasm.c (assemble_external): Avoid duplicate entries on lists.
19824 2009-03-30 Jakub Jelinek <jakub@redhat.com>
19827 * c-decl.c (struct c_binding): Add locus field.
19828 (bind): Add locus argument, set locus field from it.
19829 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
19830 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
19831 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
19832 implicitly_declare, undeclared_variable, lookup_label,
19833 declare_label, c_make_fname_decl, c_builtin_function,
19834 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
19837 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
19840 * config/i386/i386.c (classify_argument): Check total size of
19843 2009-03-30 Martin Jambor <mjambor@suse.cz>
19845 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
19846 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
19847 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
19850 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
19851 seen_variable_array_ref while also traversing a union.
19853 * tree-inline.c (optimize_inline_calls): Do not call
19854 cgraph_node_remove_callees.
19855 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
19856 (pass_remove_cgraph_callee_edges): New variable.
19857 * passes.c (init_optimization_passes): Add
19858 pass_remove_cgraph_callee_edges after early inlining and before all
19859 late intraprocedural passes.
19861 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
19863 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19865 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
19866 Fix typos in names.
19868 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19870 * combine.c (simplify_comparison): Use have_insn_for.
19871 * dojump.c (do_jump): Likewise.
19873 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19875 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
19876 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
19877 sparc_compare_op0 like sparc_compare_emitted used to be handled.
19878 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
19879 instead of sparc_compare_emitted.
19880 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
19881 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
19882 instead of sparc_compare_emitted.
19884 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19886 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
19887 enter/exit cfglayout mode.
19888 (pass_partition_block): Require it.
19889 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
19890 (combine_instructions): Track basic blocks instead of labels.
19891 (update_cfg_for_uncondjump): New.
19892 (try_combine): Use it. Update jumps after rescanning.
19893 (pass_combine): Require PROP_cfglayout.
19894 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
19896 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19898 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
19899 Provide/destroy PROP_cfglayout respectively.
19900 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
19901 * tree-pass.h (PROP_cfglayout): New.
19903 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19905 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
19906 fold_convert_const_fixed_from_fixed,
19907 fold_convert_const_fixed_from_int,
19908 fold_convert_const_fixed_from_real, fold_negate_const): Do not
19909 set TREE_CONSTANT_OVERFLOW.
19910 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
19911 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
19913 2009-03-30 Ira Rosen <irar@il.ibm.com>
19915 * tree-vect-loop-manip.c: New file.
19916 * tree-vectorizer.c: Update documentation and included files.
19917 (vect_loop_location): Make extern.
19918 (rename_use_op): Move to tree-vect-loop-manip.c
19919 (rename_variables_in_bb, rename_variables_in_loop,
19920 slpeel_update_phis_for_duplicate_loop,
19921 slpeel_update_phi_nodes_for_guard1,
19922 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
19923 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
19924 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
19925 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
19926 find_loop_location): Likewise.
19927 (new_stmt_vec_info): Move to tree-vect-stmts.c.
19928 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
19929 get_vectype_for_scalar_type, vect_is_simple_use,
19930 supportable_widening_operation, supportable_narrowing_operation):
19932 (bb_in_loop_p): Move to tree-vect-loop.c.
19933 (new_loop_vec_info, destroy_loop_vec_info,
19934 reduction_code_for_scalar_code, report_vect_op,
19935 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
19936 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
19937 (vect_supportable_dr_alignment): Likewise.
19938 * tree-vectorizer.h (tree-data-ref.h): Include.
19939 (vect_loop_location): Declare.
19940 Reorganize function declarations according to the new file structure.
19941 * tree-vect-loop.c: New file.
19942 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
19943 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
19944 * tree-vect-data-refs.c: New file.
19945 * tree-vect-patterns.c (timevar.h): Don't include.
19946 * tree-vect-stmts.c: New file.
19947 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
19948 tree-vect-slp.c, tree-vect-loop.c.
19949 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
19950 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
19951 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
19952 (tree-vect-analyze.o): Remove.
19953 (tree-vect-transform.o): Likewise.
19954 (tree-vect-data-refs.o): Add rule.
19955 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
19956 tree-vect-slp.o): Likewise.
19957 (tree-vect-patterns.o): Remove redundant dependencies.
19958 (tree-vectorizer.o): Likewise.
19959 * tree-vect-slp.c: New file.
19961 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19963 * optc-gen.awk: Warn if an option flag has multiple different
19966 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
19968 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
19969 -floop-block): Document dependences on PPL, CLooG and Graphite.
19971 2009-03-30 Joseph Myers <joseph@codesourcery.com>
19973 PR rtl-optimization/323
19974 * c-common.c (c_fully_fold, convert_and_check,
19975 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
19976 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
19977 * c-common.def (EXCESS_PRECISION_EXPR): New.
19978 * c-cppbuiltin.c (builtin_define_float_constants): Define
19979 constants with enough digits for long double.
19980 * c-lex.c (interpret_float): Interpret constant with excess
19981 precision where appropriate.
19982 * c-opts.c (c_common_post_options): Set
19983 flag_excess_precision_cmdline. Give an error for
19984 -fexcess-precision=standard for C++ for processors where the
19985 option is significant.
19986 * c-parser.c (c_parser_conditional_expression): Handle excess
19987 precision in condition.
19988 * c-typeck.c (convert_arguments): Handle arguments with excess
19990 (build_unary_op): Move excess precision outside operation.
19991 (build_conditional_expr): Likewise.
19992 (build_compound_expr): Likewise.
19993 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
19994 (build_modify_expr): Handle excess precision in RHS.
19995 (convert_for_assignment): Handle excess precision in converted
19997 (digest_init, output_init_element, process_init_element): Handle
19998 excess precision in initializer.
19999 (c_finish_return): Handle excess precision in return value.
20000 (build_binary_op): Handle excess precision in operands and add
20001 excess precision as needed for operation.
20002 * common.opt (-fexcess-precision=): New option.
20003 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
20004 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
20005 For standard excess precision, output explicit conversion to and
20006 truncation from XFmode.
20007 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
20008 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
20009 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
20010 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
20011 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
20012 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
20013 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
20014 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
20015 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
20016 define_splits, sqrt<mode>2): Disable where appropriate for
20017 standard excess precision.
20018 * convert.c (convert_to_real): Do not shorten arithmetic to type
20019 for which excess precision would be used.
20020 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
20021 * doc/invoke.texi (-fexcess-precision=): Document option.
20022 (-mfpmath=): Correct index entry.
20023 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
20024 flag_excess_precision): New.
20025 * langhooks.c (lhd_post_options): Set
20026 flag_excess_precision_cmdline.
20027 * opts.c (common_handle_option): Handle -fexcess-precision=.
20028 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
20029 init_excess_precision): New.
20030 (lang_dependent_init_target): Call init_excess_precision.
20031 * tree.c (excess_precision_type): New.
20032 * tree.h (excess_precision_type): Declare.
20034 2009-03-30 Joseph Myers <joseph@codesourcery.com>
20037 * c-typeck.c (build_component_ref): Do not copy qualifiers from
20038 non-lvalue to component.
20040 2009-03-29 Joseph Myers <joseph@codesourcery.com>
20042 PR preprocessor/34695
20043 * Makefile.in (c-opts.o): Depend on c-tree.h.
20044 * c-common.c: Move down include of diagnostic.h.
20045 (done_lexing, c_cpp_error): New.
20046 * c-common.h (done_lexing): Declare.
20047 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
20049 * c-opts.c: Include c-tree.h.
20050 (c_common_init_options): Set preprocessor error callback.
20051 (c_common_handle_option): Do not set preprocessor
20052 inhibit_warnings, warnings_are_errors, warn_system_headers,
20053 pedantic_errors or inhibit_warnings flags.
20054 (c_common_post_options): Do not check cpp_errors (parse_in).
20055 (c_common_finish): Do not output dependencies if there were
20056 errors. Do not check return value of cpp_finish.
20057 * c-ppoutput.c (pp_file_change): Set input_location.
20058 * c-tree.h (c_cpp_error): Declare.
20059 * diagnostic.c (diagnostic_set_info_translated): Also initialize
20061 (diagnostic_build_prefix): Check override_column.
20062 * diagnostic.h (diagnostic_info): Add override_column field.
20063 (diagnostic_override_column): Define.
20065 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
20067 * c-common.c (c_expand_expr, c_staticp): Remove.
20068 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
20069 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
20070 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
20071 * c-gimplify.c (gimplify_compound_literal_expr,
20072 optimize_compound_literals_in_ctor): Remove.
20073 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
20074 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
20075 * c-semantics.c (emit_local_var): Remove.
20077 * langhooks-def.h (lhd_expand_expr): Remove.
20078 * langhooks.c (lhd_expand_expr): Remove.
20079 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
20081 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
20082 handling from c-semantics.c; don't call into langhook.
20083 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
20084 * gimplify.c (gimplify_compound_literal_expr,
20085 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
20086 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
20087 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
20088 as was done in c-gimplify.c.
20089 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
20090 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
20091 Move from c-common.h.
20092 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
20094 * tree.c (staticp): Do not call langhook.
20095 * langhooks.c (lhd_staticp): Delete.
20096 * langhooks-def.h (lhd_staticp): Delete prototype.
20097 (LANG_HOOKS_STATICP): Delete.
20098 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
20100 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
20101 instead of DECL_STMTs.
20103 2009-03-29 Joseph Myers <joseph@codesourcery.com>
20111 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
20113 (fold_call_expr): Return a NOP_EXPR from folding rather than the
20114 contained expression.
20115 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
20116 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
20117 conditional expressions for C.
20118 (decl_constant_value_for_optimization): Move from
20119 decl_constant_value_for_broken_optimization in c-typeck.c. Check
20120 whether optimizing and that the expression is a VAR_DECL not of
20121 array type instead of doing such checks in the caller. Do not
20122 check pedantic. Call gcc_unreachable for C++.
20123 * c-common.def (C_MAYBE_CONST_EXPR): New.
20124 * c-common.h (c_fully_fold, c_save_expr,
20125 decl_constant_value_for_optimization): New prototypes.
20126 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20127 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20128 EXPR_INT_CONST_OPERANDS): Define.
20129 * c-convert.c (convert): Strip nops from expression.
20130 * c-decl.c (groktypename): Take extra parameters expr and
20131 expr_const_operands. Update call to grokdeclarator.
20132 (start_decl): Update call to grokdeclarator. Add statement for
20133 expressions used in type of decl.
20134 (grokparm): Update call to grokdeclarator.
20135 (push_parm_decl): Update call to grokdeclarator.
20136 (build_compound_literal): Add parameter non_const and build a
20137 C_MAYBE_COSNT_EXPR if applicable.
20138 (grokdeclarator): Take extra parameters expr and
20139 expr_const_operands. Track expressions used in declaration
20140 specifiers and declarators. Fold array sizes and track whether
20141 they are constant expressions and whether they are integer
20142 constant expressions.
20143 (parser_xref_tag): Set expr and expr_const_operands fields in
20145 (grokfield): Update call to grokdeclarator.
20146 (start_function): Update call to grokdeclarator.
20147 (build_null_declspecs): Set expr and expr_const_operands fields in
20149 (declspecs_add_type): Handle expressions in typeof specifiers.
20150 * c-parser.c (c_parser_declspecs): Set expr and
20151 expr_const_operands fields for declaration specifiers.
20152 (c_parser_enum_specifier): Likewise.
20153 (c_parser_struct_or_union_specifier): Likewise.
20154 (c_parser_typeof_specifier): Likewise. Update call to
20155 groktypename. Fold expression as needed. Return expressions with
20156 type instead of adding statements.
20157 (c_parser_attributes): Update calls to c_parser_expr_list.
20158 (c_parser_statement_after_labels): Fold expression before passing
20159 to objc_build_throw_stmt.
20160 (c_parser_condition): Fold expression.
20161 (c_parser_asm_operands): Fold expression.
20162 (c_parser_conditional_expression): Use c_save_expr. Update call
20163 to build_conditional_expr.
20164 (c_parser_alignof_expression): Update call to groktypename.
20165 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
20166 original_code. Fold expression argument of va_arg. Create
20167 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
20168 argument to va_arg. Update calls to groktypename. Fold array
20169 index for offsetof. Verify that first argument to
20170 __builtin_choose_expr has integer type.
20171 (c_parser_postfix_expression_after_paren_type): Update calls to
20172 groktypename and build_compound_literal. Handle expressions with
20173 side effects in type name.
20174 (c_parser_postfix_expression_after_primary): Update call to
20175 c_parser_expr_list. Set original_code for calls to
20176 __builtin_constant_p.
20177 (c_parser_expr_list): Take extra parameter fold_p. Fold
20178 expressions if requested.
20179 (c_parser_objc_type_name): Update call to groktypename.
20180 (c_parser_objc_synchronized_statement): Fold expression.
20181 (c_parser_objc_receiver): Fold expression.
20182 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
20183 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
20184 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
20185 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
20186 (struct c_typespec): Add elements expr and expr_const_operands.
20187 (struct c_declspecs): Add elements expr and expr_const_operands.
20188 (groktypename, build_conditional_expr, build_compound_literal):
20190 (in_late_binary_op): Declare.
20191 * c-typeck.c (note_integer_operands): New function.
20192 (in_late_binary_op): New variable.
20193 (decl_constant_value_for_broken_optimization): Move to c-common.c
20194 and rename to decl_constant_value_for_optimization.
20195 (default_function_array_conversion): Do not strip nops.
20196 (default_conversion): Do not call
20197 decl_constant_value_for_broken_optimization.
20198 (build_array_ref): Do not fold result.
20199 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
20200 result when operand is a VLA.
20201 (c_expr_sizeof_type): Update call to groktypename. Handle
20202 expressions included in type name. Use C_MAYBE_CONST_EXPR for
20203 result when operand names a VLA type.
20204 (build_function_call): Update call to build_compound_literal.
20205 Only fold result for calls to __builtin_* functions. Strip
20206 NOP_EXPR from INTEGER_CST returned from such functions. Fold
20207 the function designator.
20208 (convert_arguments): Fold arguments. Update call to
20209 convert_for_assignment.
20210 (build_unary_op): Handle increment and decrement of
20211 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
20212 decrement earlier. Fold operand of increment and decrement.
20213 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
20214 built for integer operand. Wrap returns that are INTEGER_CSTs
20215 without being integer constant expressions or that have integer
20216 constant operands without being INTEGER_CSTs.
20217 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
20218 (build_conditional_expr): Add operand ifexp_bcp. Track whether
20219 result is an integer constant expression or can be used in
20220 unevaluated parts of one and avoid folding and wrap as
20221 appropriate. Fold operands before possibly doing -Wsign-compare
20223 (build_compound_expr): Wrap result for C99 if operands can be used
20224 in integer constant expressions.
20225 (build_c_cast): Update call to digest_init. Do not ignore
20226 overflow from casting floating-point constants to integers. Wrap
20227 results that could be confused with integer constant expressions,
20228 null pointer constants or floating-point constants.
20229 (c_cast_expr): Update call to groktypename. Handle expressions
20230 included in type name.
20231 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
20232 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
20233 Update calls to convert_for_assignment.
20234 (convert_for_assignment): Take new parameter
20235 null_pointer_constant. Do not strip nops or call
20236 decl_constant_value_for_broken_optimization. Set
20237 in_late_binary_op for conversions to boolean.
20238 (store_init_value): Update call to digest_init.
20239 (digest_init): Take new parameter null_pointer_constant. Do not
20240 call decl_constant_value_for_broken_optimization. pedwarn for
20241 initializers not constant expressions. Update calls to
20242 convert_for_assignment.
20243 (constructor_nonconst): New.
20244 (struct constructor_stack): Add nonconst element.
20245 (really_start_incremental_init, push_init_level, pop_init_level):
20246 Handle constructor_nonconst and nonconst element.
20247 (set_init_index): Call constant_expression_warning for array
20249 (output_init_element): Fold value. Set constructor_nonconst as
20250 applicable. pedwarn for initializers not constant expressions.
20251 Update call to digest_init. Call constant_expression_warning
20252 where constant initializers are required.
20253 (process_init_element): Use c_save_expr.
20254 (c_finish_goto_ptr): Fold expression.
20255 (c_finish_return): Fold return value. Update call to
20256 convert_for_assignment.
20257 (c_start_case): Fold switch expression.
20258 (c_process_expr_stmt): Fold expression.
20259 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
20260 ensure statement expression is not evaluated in constant expression.
20261 (build_binary_op): Track whether results are integer constant
20262 expressions or may occur in such, disable folding and wrap results
20263 as applicable. Fold operands for -Wsign-compare warnings unless
20265 (c_objc_common_truthvalue_conversion): Handle results folded to
20266 integer constants that are not integer constant expressions.
20267 * doc/extend.texi: Document when typeof operands are evaluated,
20268 that condition of __builtin_choose_expr is an integer constant
20269 expression, and more about use of __builtin_constant_p in
20272 2009-03-29 Richard Guenther <rguenther@suse.de>
20274 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
20275 propagate addresses of array references.
20277 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
20279 * regmove.c (perhaps_ends_bb_p): Remove.
20280 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
20281 from INSN and check that the main loop stays within that basic block.
20282 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
20283 (regmove_forward_pass): Split out from regmove_optimize. Use
20284 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
20285 (regmove_backward_pass): Split out from regmove_optimize. Use
20286 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
20287 (regmove_optimize): Simplify.
20289 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
20292 * config/i386/i386.c (classify_argument): Ignore flexible array
20293 member in struct and warn ABI change.
20295 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
20297 * config/i386/i386-protos.h (ix86_agi_dependent): New.
20299 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
20300 (ix86_adjust_cost): Updated.
20302 2009-03-29 Jan Hubicka <jh@suse.cz>
20304 PR middle-end/28850
20305 * tree-pass.h (pass_cleanup_eh): New function.
20306 (remove_unreachable_regions): Break code handling RTL
20307 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
20308 that can not be reached by runtime.
20309 (can_be_reached_by_runtime): New function.
20310 (label_to_region_map): New function.
20311 (num_eh_regions): New function.
20312 (rtl_remove_unreachable_regions): New function.
20313 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
20314 (remove_eh_region): New function.
20315 * except.h: Include sbitmap and vecprim.
20316 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
20317 num_eh_regions): Declare.
20318 * passes.c (init_optimization_passes): Schedule cleanup_eh.
20319 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
20320 * tree-eh.c (tree_remove_unreachable_handlers): New function.
20321 (tree_empty_eh_handler_p): New function.
20322 (cleanup_empty_eh): New function.
20323 (cleanup_eh): New function.
20324 (pass_cleanup_eh): New function.
20326 2009-03-29 Jan Hubicka <jh@suse.cz>
20328 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
20329 for removed regions.
20331 2009-03-29 Jan Hubicka <jh@suse.cz>
20333 * except.c (dump_eh_tree): Dump all datastructures.
20335 2009-03-29 Jan Hubicka <jh@suse.cz>
20337 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
20338 (duplicate_eh_regions_1): Likewise.
20339 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
20340 vector; call EH verification.
20341 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
20342 Be ready for region being removed.
20344 2009-03-29 Jan Hubicka <jh@suse.cz>
20346 * bitmap.c (bitmap_last_set_bit): New function.
20347 * bitmap.h (bitmap_last_set_bit): Declare.
20349 2009-03-29 David Ayers <ayers@fsfe.org>
20352 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
20353 by calling objc_compare_types and surpress warnings about
20354 incompatible C pointers that are compatible ObjC pointers.
20356 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
20358 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
20359 call initialize_inline_failed.
20360 (initialize_inline_failed): Move it from here ...
20361 * cgraph.c (initialize_inline_failed): ... to here.
20362 (cgraph_create_edge): Call initialize_inline_failed rather than
20363 setting inline_failed directly.
20365 2009-03-29 Ben Elliston <bje@au.ibm.com>
20368 * sysv4.opt (msdata): Improve comment.
20369 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
20370 * sysv4.h (SVR4_ASM_SPEC): Likewise.
20372 2009-03-29 Ben Elliston <bje@au.ibm.com>
20375 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
20376 load and store attributes.
20378 2009-03-29 Ben Elliston <bje@au.ibm.com>
20380 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
20381 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
20382 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
20383 * doc/extend.texi (X86 Built-in Functions): Add index entries for
20384 __builtin_infq and __builtin_huge_valq.
20386 2009-03-28 Anatoly Sokolov <aesok@post.ru>
20388 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
20390 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20391 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
20393 2009-03-28 Xinliang David Li <davidxl@google.com>
20395 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
20396 (do_dbg_cnt): New function.
20398 2009-03-28 Jan Hubicka <jh@suse.cz>
20400 Merge from pretty-ipa:
20402 2009-03-27 Jan Hubicka <jh@suse.cz>
20404 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
20405 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
20406 * passes.c (function_called_by_processed_nodes_p): New.
20407 * ipa-pure-const.c (check_call): Fix handling of operands.
20408 (analyze_function): Dump debug output for skipped bodies.
20409 (local_pure_const): Use function_called_by_processed_nodes_p.
20410 * dwarf2out.c (reference_to_unused): Use output.
20411 * passes.c (do_per_function_toporder): Likewise.
20413 2008-11-12 Jan Hubicka <jh@suse.cz>
20415 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
20416 * ipa-pure-const.c (funct_state_d): Add can throw field; make
20417 state_set_in_source enum
20418 (check_decl): Ignore memory tags; do not set fake looping flags;
20420 (check_operand, check_tree, check_rhs_var, check_lhs_var,
20421 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
20422 (check_call, analyze_function): Rewrite.
20424 (add_new_function): Update call of analyze_function.
20425 (generate_summary): Add call of analyze_function.
20426 (propagate): Propagate can_throw; handle state_set_in_source correctly.
20427 (local_pure_const): New function.
20428 (pass_local_pure_const): New pass.
20429 * ipa-inline.c (inline_transform): Set after_inlining.
20430 * tree-eh.c (stmt_can_throw_external): New.
20431 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
20432 work with aliasing built.
20433 * tree-flow.h (stmt_can_throw_external): New.
20434 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
20435 and local pure/const pass in early and late optimization queue.
20437 2009-03-28 Martin Jambor <mjambor@suse.cz>
20439 * fold-const.c (get_pointer_modulus_and_residue): New parameter
20441 (fold_binary): Allow function decl aligment consideration is the
20442 second argument is integer constant one.
20443 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
20444 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
20445 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
20447 2009-03-28 Jan Hubicka <jh@suse.cz>
20449 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
20450 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
20451 * function.h (rtl_data): Add nothrow flag.
20452 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
20453 set DECL_NOTHROW for AVAILABLE functions.
20455 2009-03-28 Jakub Jelinek <jakub@redhat.com>
20457 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
20458 following vector keyword has expansion starting with pixel or bool
20459 keyword, expand vector to __vector and pixel or bool to __pixel or
20463 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
20464 warn_if_disallowed_function_p): Removed.
20465 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
20466 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
20467 warning_if_disallowed_function_p.
20468 * flags.h (warn_if_disallowed_function_p,
20469 warn_disallowed_functions): Removed.
20470 * common.opt (Wdisallowed-function-list=): Removed.
20471 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
20473 2009-03-28 Richard Guenther <rguenther@suse.de>
20475 PR tree-optimization/38723
20476 * tree-ssa-pre.c (compute_avail): Add all default definitions to
20479 2009-03-28 Jan Hubicka <jh@suse.cz>
20481 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
20482 test introduced by my previous patch.
20484 2009-03-28 Richard Guenther <rguenther@suse.de>
20486 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
20487 the PHIs value undefined.
20489 2009-03-28 Jan Hubicka <jh@suse.cz>
20491 * tree-pass.h (pass_fixup_cfg): New pass.
20492 * ipa-inline.c (inline_transform): Set
20493 always_inline_functions_inlined/after_inlining.
20494 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
20495 (pass_fixup_cfg): New pass.
20496 * passes.c (init_optimization_passes): Add fixup_cfg.
20498 2009-03-28 Richard Guenther <rguenther@suse.de>
20500 PR tree-optimization/38458
20501 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
20502 argument use the arguments copy-of value.
20504 2009-03-28 Richard Guenther <rguenther@suse.de>
20506 PR tree-optimization/38180
20507 * tree-ssa-ccp.c (get_default_value): Simplify.
20508 (likely_value): Likewise.
20509 (surely_varying_stmt_p): Properly handle VOP case.
20510 (ccp_initialize): Likewise.
20511 (ccp_fold): Handle propagating through *&.
20512 (fold_const_aggregate_ref): Also handle decls.
20514 2009-03-28 Jan Hubicka <jh@suse.cz>
20516 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
20517 * cgraph.h (cgraph_node): Likewise.
20518 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
20519 (cgraph_reset_node): Use process flag.
20520 (cgraph_mark_functions_to_output): Likewise.
20521 (cgraph_expand_function): Likewise.
20522 (cgraph_expand_all_functions): Likewise.
20523 (cgraph_output_in_order): Likewise.
20524 * dwarf2out.c (reference_to_unused): Likewise.
20525 * passes.c do_per_function_toporder): Likewise.
20527 2009-03-28 Jan Hubicka <jh@suse.cz>
20529 Bring from lto-branch:
20531 2008-09-03 Doug Kwan <dougkwan@google.com>
20533 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
20534 enums instead of reason strings.
20535 * cgraph.c (cgraph_create_edge): Same.
20536 (cgraph_inline_failed_string): New function.
20537 * cgraph.h (cgraph_inline_failed_t): New enum type.
20538 (cgraph_inline_failed_string): New prototype.
20539 (struct cgraph_edge): Change type of INLINED_FAILED from constant
20540 char pointer to cgraph_inline_failed_t.
20541 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
20542 (cgraph_default_inline_p): Ditto.
20543 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
20544 to cgraph_inline_failed_t pointer.
20545 * cif-code.def: New file.
20546 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
20548 (cgraph_check_inline_limits): Change type of REASON to pointer to
20549 cgraph_inline_failed_t. Replace reason strings with enums.
20550 (cgraph_default_inline_p): Ditto.
20551 (cgraph_recursive_inlining_p): Ditto.
20552 (update_caller_keys): Change type of FAILED_REASON to
20553 cgraph_inline_failed_t.
20554 (cgraph_set_inline_failed): Change type of REASON to pointer to
20555 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
20556 convert enums to strings for text output.
20557 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
20558 to be of type cgraph_inline_failed_t. Replace reason strings with
20559 enums. Call cgraph_inline_failed_string to covert enums
20560 to strings for text output.
20561 (cgraph_decide_inlining): Replace reason strings with enums.
20562 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
20563 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
20565 * tree-inline.c (expand_call_inline): Change type of REASON
20566 to cgraph_inline_failed_t. Replace reason strings with enums.
20567 Call cgraph_inline_failed_string for text output.
20568 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
20571 2009-03-28 Jan Hubicka <jh@suse.cz>
20573 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
20574 cgraph_clone_node): Remove master clone handling.
20575 (cgraph_is_master_clone, cgraph_master_clone): Remove.
20576 * cgraph.h (master_clone): Remove.
20577 (cgraph_is_master_clone, cgraph_master_clone): Remove.
20578 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
20579 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
20581 2009-03-28 Jan Hubicka <jh@suse.cz>
20583 * cgraph.c (cgraph_function_body_availability): Functions declared
20584 inline are always safe to assume that it is not going to be replaced.
20586 2009-03-28 Richard Guenther <rguenther@suse.de>
20588 PR tree-optimization/38513
20589 * tree-ssa-pre.c (eliminate): Remove redundant stores.
20590 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
20591 EXC_PTR_EXPR and FILTER_EXPR.
20592 (get_ref_from_reference_ops): Likewise.
20594 2009-03-28 Richard Guenther <rguenther@suse.de>
20596 PR tree-optimization/38968
20597 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
20598 Use FLOOR_MOD_EXPR to compute misalignment.
20600 2009-03-28 Richard Guenther <rguenther@suse.de>
20602 PR tree-optimization/37795
20603 * tree.h (combine_comparisons): Declare.
20604 * fold-const.c (combine_comparisons): Export.
20605 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
20607 (ifcombine_iforif): Use combine_comparisons.
20609 2009-03-28 Jan Hubicka <jh@suse.cz>
20611 * tree-eh.c (inlinable_call_p): New function.
20612 (make_eh_edges): Use it.
20613 (verify_eh_edges): Use it.
20614 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
20615 * except.c (reachable_next_level): Add inlinable_function argument
20616 (sjlj_find_directly_reachable_regions): Update.
20617 (add_reachable_handler): Do not set saw_any_handlers.
20618 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
20619 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
20620 Add new inlinable call parameter.
20621 (can_throw_internal, can_throw_external): Update.
20622 * except.h (can_throw_internal_1, can_throw_external_1,
20623 foreach_reachable_handler): Update declaration.
20625 2009-03-28 Joseph Myers <joseph@codesourcery.com>
20627 * config/arm/t-arm-coff, config/h8300/coff.h,
20628 config/i386/i386-aout.h, config/i386/i386-coff.h,
20629 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
20630 config/pdp11/2bsd.h, config/rs6000/aix41.h,
20631 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
20632 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
20633 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
20634 sys-types.h: Remove.
20635 * Makefile.in: Remove protoize and fixproto support and references
20637 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
20638 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
20640 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
20641 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
20642 unprotoize$(exeext).
20643 (rest.encap): Don't depend on $(STMP_FIXPROTO)
20644 (.PHONY): Don't depend on proto.
20645 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
20646 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
20647 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
20648 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
20649 build/gen-protos.o, build/scan.o, xsys-protos.h,
20650 build/fix-header$(build_exeext), build/fix-header.o,
20651 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
20652 stmp-install-fixproto): Remove.
20653 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
20654 SYSCALLS.c or fixproto files.
20655 (install-common): Don't install protoize.
20656 (install-headers-tar, install-headers-cpio, install-headers-cp):
20657 Don't depend on $(STMP_FIXPROTO).
20658 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
20659 install fixproto files or write out fixproto settings.
20660 (uninstall): Don't uninstall protoize.
20661 * config.gcc (use_fixproto): Remove.
20662 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
20663 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
20664 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
20665 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
20666 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
20667 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
20668 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
20669 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
20670 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
20671 * config/t-vxworks (STMP_FIXPROTO): Remove.
20672 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
20673 STMP_FIXPROTO): Remove.
20674 * config.in, configure: Regenerate.
20675 * crtstuff.c (gid_t, uid_t): Don't undefine.
20676 * doc/install.texi: Change m68k-coff to m68k-elf in example.
20677 (arm-*-coff, arm-*-aout: Remove target entries.
20678 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
20679 Remove mention of AIX 4.1.
20680 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
20681 * doc/invoke.texi (Running Protoize): Remove.
20682 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
20683 (Protoize Caveats): Remove.
20684 * tsystem.h: Update comments on headers assumed to exist.
20686 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
20688 * genautomata.c: Add a new year to the copyright. Add a new
20690 (struct insn_reserv_decl): Add comments for member bypass_list.
20691 (find_bypass): Remove.
20692 (insert_bypass): New.
20693 (process_decls): Use insert_bypass.
20694 (output_internal_insn_latency_func): Output all bypasses with the
20695 same input insn in one switch case.
20697 * rtl.def (define_bypass): Describe bypass choice.
20698 * doc/md.texi (define_bypass): Ditto.
20700 2009-03-27 Richard Guenther <rguenther@suse.de>
20702 * gimplify.c (mark_addressable): Export.
20703 * tree-flow.h (mark_addressable): Declare.
20704 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
20705 * tree-ssa.c (verify_phi_args): Verify that address taken
20706 variables have TREE_ADDRESSABLE set.
20708 2009-03-27 Richard Guenther <rguenther@suse.de>
20710 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
20711 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
20712 Do not mark decls TREE_ADDRESSABLE.
20713 (build_fold_addr_expr): Adjust.
20714 (fold_addr_expr): Remove.
20715 (fold_unary): Use build_fold_addr_expr.
20716 (fold_comparison): Likewise.
20717 (split_address_to_core_and_offset): Likewise.
20718 * coverage.c (tree_coverage_counter_addr): Mark the array decl
20720 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
20721 (gimplify_modify_expr_to_memcpy): Mark source and destination
20723 * omp-low.c (create_omp_child_function): Mark the object decl
20725 (lower_rec_input_clauses): Mark the var we take the address of
20727 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
20729 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20731 PR middle-end/39315
20732 * cfgexpand.c (expand_one_stack_var_at): Change alignment
20733 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
20735 2009-03-27 Richard Guenther <rguenther@suse.de>
20737 PR tree-optimization/39120
20738 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
20740 (handle_lhs_call): Process return constraints. Add escape
20741 constraints if necessary.
20742 (handle_const_call): Fill out return constraints. Make nested
20743 case more precise. Avoid consttmp if possible.
20744 (handle_pure_call): Fill out return constraints. Avoid
20745 callused if possible.
20746 (find_func_aliases): Simplify call handling.
20748 2009-03-27 Richard Guenther <rguenther@suse.de>
20750 PR tree-optimization/39120
20751 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
20752 as a representative.
20753 (solve_graph): Do propagate CALLUSED.
20754 (handle_pure_call): Use a scalar constraint from CALLUSED for
20756 (find_what_p_points_to): CALLUSED shall not appear in poins-to
20759 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20762 * c-common.c (handle_aligned_attribute): Properly check alignment
20763 overflow. Use (1U << i) instead of (1 << i).
20765 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
20767 * expr.h (get_mem_align_offset): Updated.
20769 * tree.h (tree_decl_common): Change align to "unsigned int" and
20770 move it before pointer_alias_set.
20772 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20773 Jakub Jelinek <jakub@redhat.com>
20776 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
20777 gr_register_operand with gr_reg_or_0_operand.
20778 (cmpxchg_rel_di): Likewise.
20779 (sync_lock_test_and_set<mode>): Likewise.
20781 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20783 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
20784 (true_regnum): Likewise.
20786 * rtlanal.c (subreg_info): Moved to ...
20787 * rtl.h (subreg_info): Here. New.
20788 (subreg_get_info): New.
20790 * rtlanal.c (subreg_get_info): Make it extern.
20792 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20795 * config/i386/i386.c (ix86_abi): New.
20796 (override_options): Handle -mabi=.
20797 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
20798 (ix86_call_abi_override): Likewise.
20799 (init_cumulative_args): Likewise.
20800 (function_arg_advance): Likewise.
20801 (function_arg_64): Likewise.
20802 (function_arg): Likewise.
20803 (ix86_pass_by_reference): Likewise.
20804 (ix86_function_value_regno_p): Likewise.
20805 (ix86_build_builtin_va_list_abi): Likewise.
20806 (setup_incoming_varargs_64): Likewise.
20807 (is_va_list_char_pointer): Likewise.
20808 (ix86_init_machine_status): Likewise.
20809 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
20810 (ix86_function_type_abi): Return enum calling_abi. Rewrite
20811 for 64bit. Replace DEFAULT_ABI with ix86_abi.
20812 (ix86_function_abi): Make it static and return enum calling_abi.
20813 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
20815 (ix86_fn_abi_va_list): Updated.
20817 * config/i386/i386.h (ix86_abi): New.
20818 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
20819 (CONDITIONAL_REGISTER_USAGE): Likewise.
20820 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
20821 (machine_function): Likewise.
20823 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
20825 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
20826 (STACK_BOUNDARY): Likewise.
20827 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
20829 * config/i386/i386.opt (mabi=): New.
20831 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
20832 return enum calling_abi.
20833 (ix86_function_type_abi): Likewise.
20834 (ix86_function_abi): Removed.
20836 * doc/invoke.texi: Document -mabi= option for x86.
20838 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20840 * builtins.c (real_dconstp): Delete.
20841 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
20843 2009-03-27 Dodji Seketeli <dodji@redhat.com>
20844 Jakub Jelinek <jakub@redhat.com>
20847 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
20848 (gen_subprogram_die): When a function is explicit, generate the
20849 DW_AT_explicit attribute.
20850 * langhooks.h (struct lang_hooks_for_decls): Add
20851 function_decl_explicit_p langhook.
20852 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
20853 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
20855 2009-03-27 Jakub Jelinek <jakub@redhat.com>
20857 * builtins.c (fold_builtin_memory_op): Optimize memmove
20858 into memcpy if we can prove source and destination don't overlap.
20860 * tree-inline.c: Include gt-tree-inline.h.
20861 (clone_fn_id_num): New variable.
20862 (clone_function_name): New function.
20863 (tree_function_versioning): Use it.
20864 * Makefile.in (GTFILES): Add tree-inline.c.
20866 2009-03-27 Mark Mitchell <mark@codesourcery.com>
20868 * BASE-VER: Change to 4.5.0.
20870 2009-03-27 Xinliang David Li <davidxl@google.com>
20872 PR tree-optimization/39557
20873 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
20875 2009-03-27 Xinliang David Li <davidxl@google.com>
20877 PR tree-optimization/39548
20878 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
20881 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20883 * c-common.c (pointer_int_sum): Use %wd on return from
20886 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20888 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
20889 on return from tree_low_cst.
20891 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
20894 * ginclude/stdarg.h (va_copy): Define also for
20895 __GXX_EXPERIMENTAL_CXX0X__.
20897 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20900 * builtins.h (c_strlen): Do not warn here.
20901 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
20902 * c-common.c (pointer_int_sum): Take an explicit location.
20903 Warn about offsets out of bounds.
20904 * c-common.h (pointer_int_sum): Adjust declaration.
20906 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20908 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
20911 2009-03-26 Jakub Jelinek <jakub@redhat.com>
20914 * opts.c (warn_if_disallowed_function_p): Don't assume
20915 get_callee_fndecl must return non-NULL.
20917 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
20919 PR rtl-optimization/39522
20920 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
20921 when reg_reloaded_valid is set.
20923 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20925 * config/spu/divv2df3.c: New file.
20926 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
20927 (DPBIT_FUNCS): Filter out _div_df.
20929 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
20931 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
20932 a jump insn, count that jump in the distance to the loop start.
20934 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
20937 * config/sh/sh.c (calc_live_regs): Fix condition for global
20938 registers except PIC_OFFSET_TABLE_REGNUM.
20940 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
20943 * doc/invoke.texi (-mconsole): New.
20945 (-mno-cygwin): New.
20947 (-mnop-fun-dllimport): New.
20951 (sub section "i386 and x86-64 Windows Options"): New.
20953 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
20955 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
20956 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
20958 2009-03-25 Richard Guenther <rguenther@suse.de>
20960 PR middle-end/39497
20961 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
20964 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
20966 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
20967 neither of haifa/selective schedulers are working.
20969 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20971 * doc/invoke.texi (Debugging Options): Fix description of
20972 -fno-merge-debug-strings.
20974 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
20976 * config/cris/libgcc.ver: New version-script.
20977 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
20979 * configure.ac <GAS features, nop mnemonic>: Add pattern
20980 crisv32-*-* for "nop".
20981 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
20982 * configure: Regenerate.
20984 2009-03-24 Ira Rosen <irar@il.ibm.com>
20986 PR tree-optimization/39529
20987 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
20988 mark_sym_for_renaming for the tag copied to the new vector
20991 2009-03-24 Arthur Loiret <aloiret@debian.org>
20993 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
20994 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
20995 EXTRA_SPEC_FUNCTIONS.
20996 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
20997 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
20998 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
20999 -march and -mtune options.
21001 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
21003 * config/m68k/t-rtems: Add m5329 multilib.
21005 2009-03-24 Dodji Seketeli <dodji@redhat.com>
21006 Jakub Jelinek <jakub@redhat.com>
21009 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
21012 2009-03-23 Jakub Jelinek <jakub@redhat.com>
21015 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
21016 instead of c_parser_expression_conv, if original_code isn't one of the
21017 4 allowed comparison codes, fail.
21019 2009-03-23 Richard Guenther <rguenther@suse.de>
21021 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
21022 * tree.h (struct tree_type): Likewise.
21023 * reload.h (struct insn_chain): Likewise.
21024 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
21025 * function.h (struct function): Likewise.
21026 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
21028 2009-03-23 Jakub Jelinek <jakub@redhat.com>
21030 PR tree-optimization/39516
21031 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
21033 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
21035 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
21036 should be set true if BITS_PER_WORD of target is bigger than 32
21038 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
21040 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
21041 Translate -B-options to -rpath-link. Correct existing
21042 rpath-link and conditionalize on !nostdlib.
21044 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21046 * doc/extend.texi (Function Attributes, Variable Attributes):
21048 * doc/invoke.texi (Debugging Options, Optimize Options)
21049 (i386 and x86-64 Options, MCore Options): Likewise.
21051 2009-03-20 Jakub Jelinek <jakub@redhat.com>
21054 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
21055 it for block local namespace aliases.
21056 (gen_decl_die): Pass context_die to gen_namespace_die.
21058 2009-03-19 Jakub Jelinek <jakub@redhat.com>
21061 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
21062 minimum or maximum value.
21064 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
21066 * reginfo.c (globalize_reg): Recompute derived reg sets.
21068 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
21071 * libgcc2.c (mprotect): Do not use signed arguments for
21072 VirtualProtect, use DWORD arguments. Also fix the 'may
21073 be used uninitialized' warning for the np variable.
21075 2009-03-19 Jakub Jelinek <jakub@redhat.com>
21078 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
21079 functions using regparm calling conventions when not optimizing.
21080 (ix86_function_sseregparm): Similarly for sseregparm calling
21083 2009-03-19 Li Feng <nemokingdom@gmail.com>
21085 PR middle-end/39500
21086 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
21087 dependence if the first conflict is after niter iterations.
21089 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
21091 PR middle-end/38609
21092 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
21093 functions with dynamic stack-pointer adjustments.
21095 2009-03-19 Ben Elliston <bje@au.ibm.com>
21097 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
21098 option; change to -msdata=data.
21100 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21102 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
21105 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
21108 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
21110 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
21112 * doc/invoke.texi (Code Gen Options): Expand discussion of
21115 2009-03-18 Jakub Jelinek <jakub@redhat.com>
21117 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
21118 * matrix-reorg.c (struct matrix_info): Likewise.
21119 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
21120 * rtl.h (struct mem_attrs): Likewise.
21121 * df.h (struct df): Likewise.
21122 * tree-data-ref.h (struct data_dependence_relation): Likewise.
21123 * ira-int.h (struct ira_allocno): Likewise.
21124 * df-scan.c (struct df_collection_rec): Likewise.
21125 * ira.c (struct equivalence): Likewise.
21126 * function.c (struct temp_slot): Likewise.
21127 * cfgloop.h (struct loop): Likewise.
21130 * function.c (use_register_for_decl): When not optimizing, disregard
21131 register keyword for variables with types containing methods.
21133 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
21135 PR middle-end/39447
21136 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
21137 (is_simple_operand): Call contains_component_ref_p before calling data
21138 reference analysis that would fail on COMPONENT_REFs.
21140 * tree-vrp.c (search_for_addr_array): Fix formatting.
21142 2009-03-18 Richard Guenther <rguenther@suse.de>
21144 * tree-vect-transform.c (vect_loop_versioning): Fold the
21145 generated comparisons.
21146 * tree-vectorizer.c (set_prologue_iterations): Likewise.
21147 (slpeel_tree_peel_loop_to_edge): Likewise.
21149 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21151 PR middle-end/37805
21152 * opts.c (print_specific_help): In addition to `undocumented',
21153 accept `separate' and `joined' flags if passed alone. Describe
21154 output by the first matched one of those.
21155 (common_handle_option): Skip over empty strings.
21156 * gcc.c (display_help): Fix help string for `--help='.
21157 * doc/invoke.texi (Option Summary, Overall Options): With
21158 `--help=', classes and qualifiers can both be repeated, but
21159 only the latter can be negated. One should not pass only
21160 negated qualifiers. Fix markup and examples.
21163 2008-10-14 Jakub Jelinek <jakub@redhat.com>
21164 PR middle-end/37805
21165 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
21166 and -fhelp=separate.
21168 2009-03-17 Jing Yu <jingyu@google.com>
21170 PR middle-end/39378
21171 * function.h (struct rtl_data): Move is_thunk from here...
21172 (struct function): ...to here.
21173 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
21174 * varasm.c (assemble_start_function): Change is_thunk from crtl to
21176 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
21178 (alpha_does_function_need_gp, alpha_start_function): Likewise.
21179 (alpha_output_function_end_prologue): Likewise.
21180 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
21181 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
21182 (rs6000_output_function_epilogue): Likewise.
21183 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
21185 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
21188 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
21189 from different units in a single alternative.
21190 (*truncdfsf_i387): Ditto.
21191 (*truncxfsf2_mixed): Ditto.
21192 (*truncxfdf2_mixed): Ditto.
21194 2009-03-17 Jakub Jelinek <jakub@redhat.com>
21196 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
21197 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
21200 * tree-ssa-live.c (remove_unused_locals): Don't remove local
21201 unused non-artificial variables when not optimizing.
21204 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
21205 DW_TAG_imported_module even if decl is IMPORTED_DECL with
21206 NAMESPACE_DECL in its DECL_INITIAL.
21208 PR middle-end/39443
21209 * optabs.c (set_user_assembler_libfunc): New function.
21210 * expr.h (set_user_assembler_libfunc): New prototype.
21211 * c-common.c: Include libfuncs.h.
21212 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
21213 for memcmp, memset, memcpy, memmove and abort.
21214 * Makefile.in (c-common.o): Depend on libfuncs.h.
21217 * dwarf2out.c (gen_inlined_enumeration_type_die,
21218 gen_inlined_structure_type_die, gen_inlined_union_type_die,
21219 gen_tagged_type_instantiation_die): Removed.
21220 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
21223 2009-03-17 Janis Johnson <janis187@us.ibm.com>
21226 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
21228 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
21229 (check-parallel-%): Ditto.
21230 (check-consistency): Ditto.
21232 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
21234 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
21235 local variable rhs by NULL_TREE.
21237 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21240 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
21242 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21245 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
21247 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21250 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
21251 for ms->sysv ABI calls only in 64bit mode.
21253 * config/i386/i386.md (untyped_call): Support 32bit.
21255 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
21257 * doc/extend.texi: Replace x86_65 with x86_64.
21259 2009-03-16 Jakub Jelinek <jakub@redhat.com>
21261 PR tree-optimization/39455
21262 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
21263 mismatches for POINTER_TYPE_P (type).
21264 (number_of_iterations_le): Likewise.
21266 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
21268 * config/picochip/picochip.c: Removed profiling support.
21269 * config/picochip/picochip.md: Removed profiling instruction.
21270 * config/picochip/picochip.h: Removed profiling builtin.
21272 2009-03-16 Joseph Myers <joseph@codesourcery.com>
21274 * doc/install.texi (--with-host-libstdcxx): Document.
21276 2009-03-14 Anatoly Sokolov <aesok@post.ru>
21279 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
21280 generate a warning if the function name does not begin with
21281 "__vector" and the function has either the 'signal' or 'interrupt'
21282 attribute, from here to ...
21283 (avr_declare_function_name): ...here. New function.
21284 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
21285 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
21287 2009-03-14 Jakub Jelinek <jakub@redhat.com>
21290 * cse.c (fold_rtx): Don't modify original const_arg1 when
21291 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
21292 separate variable instead.
21293 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
21294 from out of range shift counts.
21295 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
21297 2009-03-13 Catherine Moore <clm@codesourcery.com>
21299 * config/i386/x-mingw32 (host-mingw32.o): Replace
21300 diagnostic.h with $(DIAGNOSTIC_H).
21302 2009-03-12 Jakub Jelinek <jakub@redhat.com>
21305 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
21307 * config/i386/sync.md (sync_compare_and_swap<mode>,
21308 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
21309 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
21311 (sync_double_compare_and_swapdi_pic,
21312 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
21313 cmpxchg8b_pic_memory_operand instead of just memory_operand.
21315 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21318 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
21320 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21323 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
21324 (avx_addsubv4df3): Likewise.
21325 (*avx_addsubv4sf3): Likewise.
21326 (sse3_addsubv4sf3): Likewise.
21328 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21331 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
21333 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
21336 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
21337 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
21338 registers for allocnos created from user-defined variables.
21340 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21343 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
21344 of non-integer mode as well.
21346 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
21348 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
21349 for functions for which the parameter types are unknown.
21351 2009-03-11 Jakub Jelinek <jakub@redhat.com>
21354 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
21355 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
21356 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
21357 * config/i386/i386.c (ix86_local_alignment): For
21358 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
21359 long long variables on the stack to avoid dynamic realignment.
21360 Allow the first argument to be a decl rather than type.
21361 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
21363 2009-03-11 Nick Clifton <nickc@redhat.com>
21366 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
21368 Add description to mno-lsim option.
21369 * config/mcore/mcore.h: Remove comment about deprecated m4align
21371 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
21372 * doc/invoke.texi: Add description of mno-lsim and
21373 mstack-increment options.
21375 * config/fr30/fr30.opt: Document the -mno-lsim option.
21376 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
21377 and -mno-lsim options.
21379 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21381 * fold-const.c (fold_comparison): Only call fold_inf_compare
21382 if the mode supports infinities.
21384 2009-03-11 Jason Merrill <jason@redhat.com>
21387 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
21388 end already did. Notice GIMPLE_CALL modifications of the result.
21389 Don't copy debug information from an ignored decl or a decl from
21392 2009-03-10 Richard Guenther <rguenther@suse.de>
21393 Nathan Froyd <froydnj@codesourcery.com>
21395 PR middle-end/37850
21396 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
21397 (__divMODE3): Likewise.
21399 2009-03-09 Jakub Jelinek <jakub@redhat.com>
21401 PR tree-optimization/39394
21402 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
21403 DECL_SIZE_UNIT of variable length FIELD_DECLs.
21405 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21407 * recog.c (verfiy_changes): Disallow renaming of hard regs in
21408 inline asms for register asm ("") declarations.
21410 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
21412 * fold-const.c (fold_unary): Fix comment.
21414 2009-03-07 Jan Hubicka <jh@suse.cz>
21417 * tree-inline.c (setup_one_parameter): Do replacement of const
21418 argument by constant in SSA form.
21420 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21422 PR middle-end/38028
21423 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
21424 determine alignment passed to assign_stack_local.
21425 (assign_parms_unsplit_complex): Likewise.
21426 * except.c (sjlj_build_landing_pads): Likewise.
21428 2009-03-06 Jakub Jelinek <jakub@redhat.com>
21430 PR middle-end/39360
21431 * tree-flow.h (add_referenced_var): Return bool instead of void.
21432 * tree-dfa.c (add_referenced_var): Return result of
21433 referenced_var_check_and_insert call.
21434 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
21435 of referenced_var_check_and_insert.
21438 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
21439 (gen_variable_die): Emit DW_AT_location on abstract static variable's
21440 DIE, don't emit it if abstract origin already has it.
21441 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
21442 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
21444 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
21446 * genpreds.c (needs_variable): Fix parentheses at variable name
21448 (write_tm_constrs_h): Indent generated code.
21450 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21452 * doc/extend.texi (Function Attributes): Add documentation
21453 for isr attributes.
21455 2009-03-06 Jakub Jelinek <jakub@redhat.com>
21458 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
21459 take locus from its DECL_SOURCE_LOCATION instead of input_location.
21461 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21463 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
21466 2009-03-05 Jakub Jelinek <jakub@redhat.com>
21469 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
21470 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
21472 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
21474 * config/i386/i386.md (R8_REG, R9_REG): New constants.
21475 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
21476 constants instead of magic numbers.
21477 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
21479 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
21480 (x86_64_ms_abi_int_parameter_registers): Ditto.
21481 (x86_64_int_return_registers): Ditto.
21482 (ix86_maybe_switch_abi): Ditto.
21483 (ix86_expand_call): Ditto for clobbered_registers array.
21484 (ix86_hard_regno_mode_ok): Ditto.
21485 (x86_extended_QIreg_mentioned_p): Ditto.
21487 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
21489 PR tree-optimization/39349
21490 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
21492 * combine.c (gen_lowpart_for_combine): Use omode when generating
21495 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
21497 PR rtl-optimization/39235
21498 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
21500 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
21502 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
21504 2009-03-04 Richard Guenther <rguenther@suse.de>
21506 PR tree-optimization/39362
21507 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
21508 that occur in abnormal PHIs should be varying.
21510 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
21512 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
21514 (simple_iv): Take loop as an argument instead of statement.
21515 * tree-scalar-evolution.h (simple_iv): Declaration changed.
21516 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
21518 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
21520 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
21521 * matrix-reorg.c (analyze_transpose): Ditto.
21522 * tree-data-ref.c (dr_analyze_innermost): Ditto.
21523 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
21524 * tree-predcom.c (ref_at_iteration): Ditto.
21525 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
21527 2009-03-04 Richard Guenther <rguenther@suse.de>
21529 PR tree-optimization/39358
21530 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
21531 escaped_id and callused_id.
21532 (solve_graph): Likewise.
21534 2009-03-04 Richard Guenther <rguenther@suse.de>
21536 PR tree-optimization/39339
21537 * tree-sra.c (try_instantiate_multiple_fields): Make it
21538 no longer ICE on the above.
21540 2009-03-03 Joseph Myers <joseph@codesourcery.com>
21542 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
21543 that fits within Pmode.
21545 2009-03-03 Steve Ellcey <sje@cup.hp.com>
21547 PR middle-end/10109
21548 * tm.texi (LIBCALL_VALUE): Update description.
21550 2009-03-03 Steve Ellcey <sje@cup.hp.com>
21552 PR middle-end/34443
21553 * doc/extend.texi (section): Update description.
21555 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
21557 PR middle-end/39345
21558 * tree-inline.c (remapped_type): New.
21559 (can_be_nonlocal): Call remapped_type instead of remap_type.
21561 2009-03-03 Jakub Jelinek <jakub@redhat.com>
21564 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
21565 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
21567 2009-03-03 Richard Guenther <rguenther@suse.de>
21569 PR middle-end/39272
21570 * tree.c (tree_nonartificial_location): New function.
21571 * tree.h (tree_nonartificial_location): Declare.
21572 * builtins.c (expand_builtin_memory_chk): Provide location
21573 of the call location for artificial function pieces.
21574 (maybe_emit_chk_warning): Likewise.
21575 (maybe_emit_sprintf_chk_warning): Likewise.
21576 (maybe_emit_free_warning): Likewise.
21577 * expr.c (expand_expr_real_1): Likewise.
21579 2009-03-03 Jakub Jelinek <jakub@redhat.com>
21581 PR tree-optimization/39343
21582 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
21583 COMPONENT_REF t has ARRAY_TYPE.
21585 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
21587 PR middle-end/39335
21588 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
21589 when the type precision of the induction variable should be
21590 larger than the type precision of nit.
21591 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
21592 * graphite.c (graphite_loop_normal_form): Same.
21593 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
21595 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
21597 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
21598 (*call_1_rex64_ms_sysv): Use named constants instead of magic
21599 numbers to describe clobbered registers.
21600 (*call_value_0_rex64_ms_sysv): Ditto.
21601 * config/i386/mmx.md (mmx_emms): Ditto.
21602 (mmx_femms): Ditto.
21604 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
21606 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
21609 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21611 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
21612 (spu_section_type_flags): New function.
21614 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
21616 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
21617 reg_class_contents of FLOAT_REGS into a temporary.
21619 2009-03-02 Richard Guenther <rguenther@suse.de>
21620 Ira Rosen <irar@il.ibm.com>
21622 PR tree-optimization/39318
21623 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
21624 information to the vectorized statement.
21626 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
21628 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
21629 variable. Use defined names instead of magic constants for REX SSE
21632 2009-03-01 Richard Guenther <rguenther@suse.de>
21634 PR tree-optimization/39331
21635 * omp-low.c (lower_send_shared_vars): Do not receive new
21636 values for the reference of DECL_BY_REFERENCE parms or results.
21638 2009-03-01 Jan Hubicka <jh@suse.cz>
21641 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
21642 BLOCK_NONLOCALIZED_VAR): New macros.
21643 (tree_block): Add nonlocalized_vars.
21644 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
21645 gen_decl_die): Add origin argument. Allow generation of die with
21646 origin at hand only.
21647 (gen_member_die, gen_type_die_with_usage, force_decl_die,
21648 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
21650 (gen_block_die): Fix checking for unused blocks.
21651 (process_scope_var): Break out from .... ; work with origins only.
21652 (decls_for_scope) ... here; process nonlocalized list.
21653 (dwarf2out_ignore_block): Look for nonlocalized vars.
21654 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
21656 (dump_scope_block): Dump them.
21657 * tree-inline.c (remap_decls): Handle nonlocalized vars.
21658 (remap_block): Likewise.
21659 (can_be_nonlocal): New predicate.
21660 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
21662 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21664 * configure: Regenerate.
21666 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21668 * optc-gen.awk: No need to duplicate option flags twice.
21669 Reuse help texts for duplicate options which do not have any.
21671 * gcc.c (display_help): Document --version.
21673 * gcc.c (main): If print_help_list and verbose_flag, ensure
21674 driver output comes before subprocess output.
21676 * optc-gen.awk: Assign all remaining fields to help string,
21677 space-separated, for multi-line help in *.opt.
21679 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
21680 -Wno-pedantic-ms-format is for MinGW targets only.
21682 * doc/options.texi (Option file format): Fix bad indentation,
21683 restoring dropped sentence.
21685 2009-02-28 Jan Hubicka <jh@suse.cz>
21687 * tree-inline.c (tree_function_versioning): Output debug info.
21689 2009-02-28 Jan Hubicka <jh@suse.cz>
21692 * tree-inline.c (setup_one_parameter): Do not copy propagate
21693 arguments when not optimizing.
21695 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
21698 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
21699 (avx_addsubv4df3): Likewise.
21700 (*avx_addsubv4sf3): Likewise.
21701 (sse3_addsubv4sf3): Likewise.
21702 (*avx_addsubv2df3): Likewise.
21703 (sse3_addsubv2df3): Likewise.
21704 (avx_unpckhps256): Correct item selectors.
21705 (avx_unpcklps256): Likewise.
21706 (avx_unpckhpd256): Likewise.
21707 (avx_unpcklpd256): Likewise.
21709 2009-02-28 Jan Hubicka <jh@suse.cz>
21711 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
21713 (copy_arguments_for_versioning): If var is declared don't declare it.
21714 (tree_function_versioning): First setup substitutions and then copy
21717 2009-02-27 Jan Hubicka <jh@suse.cz>
21720 * cgraph.h (varpool_output_debug_info): Remove.
21721 * cgraphunit.c (varpool_output_debug_info): Remove.
21722 * dwarf2out.c (deferred_locations_struct): New struct
21723 (deferred_locations): New type.
21724 (deferred_locations_list): New static var.
21725 (deffer_location): New function.
21726 (gen_variable_die): Use it.
21727 (decls_for_scope): Output info on local static vars.
21728 (dwarf2out_finish): Process deferred locations.
21729 * varpool.c (varpool_output_debug_info): Remove.
21731 2009-02-27 Jan Hubicka <jh@suse.cz>
21734 * tree.h (TREE_PROTECTED): Fix comment.
21735 (BLOCK_HANDLER_BLOCK): Remove.
21736 (struct tree_block): Remove handler_block add body_block.
21737 (inlined_function_outer_scope_p): New.
21738 (is_body_block): Remove.
21739 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
21740 * dwarf2out.c (is_inlined_entry_point): Remove.
21741 (add_high_low_attributes): Use inlined_function_outer_scope_p.
21742 (gen_block_die): Use is_inlined_entry_point check. Remove body block
21744 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
21745 * gimplify.c (gimplify_expr): Gimplify body blocks.
21746 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
21747 block with multiple subblocks.
21748 (dump_scope_block): Prettier output; dump more flags and info.
21749 (dump_scope_blocks): New.
21750 (remove_unused_locals): Use dump_scope_blocks.
21751 * tree-flow.h (dump_scope_blocks): Declare.
21752 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
21753 * stmt.c (is_body_block): Remove.
21754 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
21755 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
21757 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
21759 PR middle-end/39308
21760 * graphite.c (graphite_loop_normal_form): Do not call
21761 number_of_iterations_exit from a gcc_assert.
21763 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21765 * config/s390/s390.c (s390_swap_cmp): Look for conditional
21766 jumps if COND is NULL.
21767 (find_cond_jump): New function.
21768 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
21769 * config/s390/s390.md: Remove z10_cobra attribute value.
21771 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
21773 * config/alpha/alpha.h (alpha_expand_mov): Return false if
21774 force_const_mem returns NULL_RTX.
21776 2009-02-26 Jan Hubicka <jh@suse.cz>
21779 * cgraph.h (varpool_output_debug_info): Remove.
21780 * cgraphunit.c (varpool_output_debug_info): Remove.
21781 * dwarf2out.c (deferred_locations_struct): New struct
21782 (deferred_locations): New type.
21783 (deferred_locations_list): New static var.
21784 (deffer_location): New function.
21785 (gen_variable_die): Use it.
21786 (decls_for_scope): Output info on local static vars.
21787 (dwarf2out_finish): Process deferred locations.
21788 * varpool.c (varpool_output_debug_info): Remove.
21790 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
21792 PR rtl-optimization/39241
21793 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
21794 to subreg_offset_representable_p.
21796 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
21798 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
21799 execute function prototype. Get f and nregs from max_reg_num
21800 and get_insns. Remove the first backward pass as it's dead,
21801 guard the forward pass by flag_expensive_optimizations.
21802 (rest_of_handle_regmove): Delete.
21803 (pass_regmove): Replace it with regmove_optimize.
21805 2009-02-25 Martin Jambor <mjambor@suse.cz>
21807 PR tree-optimization/39259
21808 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
21809 calls_alloca function flags.
21810 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
21811 calls are detected.
21813 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
21815 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
21816 flags_set_1_rtx, flags_set_1_set): Delete.
21817 (regmove_optimize): Do not call mark_flags_life_zones.
21819 2009-02-24 Julian Brown <julian@codesourcery.com>
21822 * config/arm/arm.c (require_pic_register): Only set
21823 cfun->machine->pic_reg once per function.
21825 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
21827 * doc/invoke.texi (Link Options): Document an easier way to pass
21828 options that take arguments to the GNU linker using -Xlinker and -Wl.
21830 2009-02-24 Steve Ellcey <sje@cup.hp.com>
21833 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
21835 2009-02-24 Richard Guenther <rguenther@suse.de>
21838 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
21840 2009-02-24 Richard Guenther <rguenther@suse.de>
21841 Zdenek Dvorak <ook@ucw.cz>
21843 PR tree-optimization/39233
21844 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
21845 from converting them to a generic type.
21847 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
21849 PR tree-optimization/39260
21850 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
21851 contains a condition with a real type.
21852 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
21854 2009-02-23 Jason Merrill <jason@redhat.com>
21857 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
21858 narrowing_initializer_constant_valid_p.
21859 (narrowing_initializer_constant_valid_p): Don't return
21860 null_pointer_node for adding a pointer to itself.
21862 2009-02-23 Jan Hubicka <jh@suse.cz>
21865 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
21868 2009-02-23 Jan Hubicka <jh@suse.cz>
21870 PR tree-optimization/37709
21871 * tree.c (block_ultimate_origin): Move here from dwarf2out.
21872 * tree.h (block_ultimate_origin): Declare.
21873 * dwarf2out.c (block_ultimate_origin): Move to tree.c
21874 * tree-ssa-live.c (remove_unused_scope_block_p):
21875 Eliminate blocks containig no instructions nor live variables nor
21877 (dump_scope_block): New function.
21878 (remove_unused_locals): Enable removal of dead blocks by default;
21879 enable dumping at TDF_DETAILS.
21881 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
21883 * config/i386/i386.c (classify_argument): Don't allow COImode
21885 (function_arg_advance_32): Don't allow OImode.
21886 (function_arg_32): Likewise.
21887 (function_value_32): Likewise.
21888 (return_in_memory_32): Likewise.
21889 (function_arg_64): Remove OImode comment.
21891 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
21894 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
21895 ix86_expand_vector_set for V4DImode in 64bit mode only.
21896 (ix86_expand_vector_init_one_var): Likewise.
21898 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
21900 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
21902 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
21905 * loop-iv.c: Revert last change.
21906 * emit-rtl.c: Likewise.
21908 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
21911 * config/i386/i386.c (type_natural_mode): Remove an extra
21912 space in the warning message.
21913 (function_value_32): Handle 32-byte vector modes.
21914 (return_in_memory_32): Likewise.
21916 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
21918 * loop-iv.c (truncate_value): New function.
21919 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
21921 (lowpart_subreg): Move to...
21922 * emit-rtl.c: ...here.
21924 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
21926 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
21927 accidental and undocumented change at revision 140860.
21929 2009-02-21 Joseph Myers <joseph@codesourcery.com>
21931 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
21932 take gimple_seq * arguments.
21933 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
21934 types_compatible_p langhook.
21936 2009-02-20 Mark Mitchell <mark@codesourcery.com>
21937 Joseph Myers <joseph@codesourcery.com>
21939 * config/arm/arm.c (arm_builtin_va_list): New function.
21940 (arm_expand_builtin_va_start): Likewise.
21941 (arm_gimplify_va_arg_expr): Likewise.
21942 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
21943 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
21944 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
21945 (va_list_type): New variable.
21946 (arm_mangle_type): Mangle va_list_type appropriately.
21948 2009-02-20 Jakub Jelinek <jakub@redhat.com>
21950 PR middle-end/39157
21951 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
21952 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
21953 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
21954 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
21955 parameter to 1000 for -O1 by default.
21956 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
21958 * loop-invariant.c: Include params.h.
21959 (move_loop_invariants): Don't call move_single_loop_invariants on
21962 2009-02-20 Jaka Mocnik <jaka@xlab.si>
21964 * calls.c (emit_library_call_value_1): Use slot_offset instead of
21965 offset when calculating bounds for indexing stack_usage_map. Fixes
21966 a buffer overflow with certain target setups.
21968 2009-02-20 Jakub Jelinek <jakub@redhat.com>
21971 * calls.c (expand_call): Clear try_tail_call if caller and callee
21972 disagree in promotion of function return value.
21974 2009-02-19 Jakub Jelinek <jakub@redhat.com>
21977 * c-common.c (c_determine_visibility): If visibility changed and
21978 DECL_RTL has been already set, call make_decl_rtl to update symbol
21981 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
21984 * varasm.c (assemble_variable): Don't check DECL_NAME when
21985 globalizing a variable.
21987 2009-02-19 Joseph Myers <joseph@codesourcery.com>
21990 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
21991 expression before any __builtin_trap call.
21992 * c-typeck.c (build_function_call): Convert and check function
21993 arguments before generating a call to a trap. Evaluate the
21994 function arguments before the trap.
21996 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
21999 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
22000 (UNSPEC_FXAM_MEM): New unspec.
22001 (fxam<mode>2_i387_with_temp): New insn and split pattern.
22002 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
22003 memory using fxam<mode>2_i387_with_temp to remove excess precision.
22005 2009-02-19 Richard Guenther <rguenther@suse.de>
22007 PR tree-optimization/39207
22008 PR tree-optimization/39074
22009 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
22010 storedanything_tree): New.
22011 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
22012 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
22013 (build_succ_graph): Add edges from STOREDANYTHING to all
22015 (init_base_vars): Initialize STOREDANYTHING.
22016 (compute_points_to_sets): Free substitution info after
22017 building the succ graph.
22018 (ipa_pta_execute): Likewise.
22020 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
22022 (do_ds_constraint): Do not add to special var or non-pointer
22024 (type_could_have_pointers): Split out from ...
22025 (could_have_pointers): ... here. For arrays use the element type.
22026 (create_variable_info_for): Initialize may_have_pointers.
22027 (new_var_info): Likewise.
22028 (handle_lhs_call): Make the HEAP variable unknown-sized.
22029 (intra_create_variable_infos): Use a type with pointers for
22030 PARM_NOALIAS, make it unknown-sized.
22032 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
22035 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
22037 2009-02-18 Jason Merrill <jason@redhat.com>
22040 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
22041 value if DECL_EXTERNAL.
22042 * tree-sra.c (sra_walk_gimple_assign): Likewise.
22043 * target.h (gcc_target::binds_local_p): Clarify "module".
22044 * tree.h (TREE_PUBLIC): Clarify "module".
22046 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
22049 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
22050 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
22052 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
22055 * c.opt (Wabi): Support C and ObjC.
22058 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
22060 * config/i386/i386.c (classify_argument): Warn once about the ABI
22061 change when passing union with long double.
22063 * doc/invoke.texi: Update -Wabi for warning psABI changes.
22065 2009-02-18 Joseph Myers <joseph@codesourcery.com>
22068 * c-parser.c (c_parser_compound_statement): Always enter and leave
22071 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22074 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
22076 2009-02-18 Jakub Jelinek <jakub@redhat.com>
22078 PR tree-optimization/36922
22079 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
22080 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
22083 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22085 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
22088 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22090 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
22092 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22094 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
22097 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
22098 Richard Sandiford <rdsandiford@googlemail.com>
22100 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
22101 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
22102 (loongson_biadd): ...this.
22104 2009-02-17 Richard Guenther <rguenther@suse.de>
22106 PR tree-optimization/39202
22107 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
22108 a var make sure to follow existing collapses.
22110 2009-02-17 Richard Guenther <rguenther@suse.de>
22112 PR middle-end/39214
22113 * langhooks.c (lhd_print_error_function): Check for NULL block.
22115 2009-02-17 Richard Guenther <rguenther@suse.de>
22117 PR tree-optimization/39204
22118 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
22121 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
22123 * config/soft-fp/double.h: Update from glibc CVS.
22125 2009-02-17 Richard Guenther <rguenther@suse.de>
22127 PR tree-optimization/39207
22128 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
22129 strict-aliasing warnings for pointers pointing to NULL.
22131 2009-02-16 Joseph Myers <joseph@codesourcery.com>
22134 * c-parser.c (c_parser_braced_init): Call pop_init_level when
22135 skipping until next close brace.
22137 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
22140 * config/i386/i386.c (ix86_expand_push): Set memory alignment
22141 to function argument boundary.
22143 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
22145 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
22146 in the lea_add. Reload eventually constraints it properly.
22147 * config/picochip/constraints.md: Remove the target constraint
22148 "b", since it is not needed anymore.
22150 2009-02-16 Jakub Jelinek <jakub@redhat.com>
22152 * gthr-dce.h: Uglify function parameter and local variable names.
22153 * gthr-gnat.h: Likewise.
22154 * gthr-mipssde.h: Likewise.
22155 * gthr-nks.h: Likewise.
22156 * gthr-posix95.h: Likewise.
22157 * gthr-posix.h: Likewise.
22158 * gthr-rtems.h: Likewise.
22159 * gthr-single.h: Likewise.
22160 * gthr-solaris.h: Likewise.
22161 * gthr-tpf.h: Likewise.
22162 * gthr-vxworks.h: Likewise.
22163 * gthr-win32.h: Likewise.
22165 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
22168 * config/i386/i386.md: Restrict the new peephole2 to move
22169 between MMX/SSE registers.
22171 2009-02-15 Richard Guenther <rguenther@suse.de>
22174 2009-02-13 Richard Guenther <rguenther@suse.de>
22176 * configure.ac: Enable LFS.
22177 * configure: Re-generate.
22178 * config.in: Likewise.
22180 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22182 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
22183 spu_srqwbyte, spu_srqwbytebc): Define.
22184 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
22185 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
22186 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
22187 "shrqby_<mode>"): New insn-and-split patterns.
22188 * config/spu/spu.c (expand_builtin_args): Determine and return
22189 number of operands using spu_builtin_description data.
22190 (spu_expand_builtin_1): Use it.
22192 2009-02-13 Steve Ellcey <sje@cup.hp.com>
22195 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
22198 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22201 * config/i386/i386.c (override_options): Correct warning
22202 messages for -malign-loops, -malign-jumps and -malign-functions.
22204 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22207 * config/i386/i386.md: Restrict the new peephole2 to move
22208 between the general purpose registers.
22210 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22213 * config/i386/i386.c (type_natural_mode): Add a new argument.
22214 Return the original mode and warn ABI change if vector size is 32byte.
22215 (function_arg_advance): Updated.
22216 (function_arg): Likewise.
22217 (ix86_function_value): Likewise.
22218 (ix86_return_in_memory): Likewise.
22219 (ix86_sol10_return_in_memory): Likewise.
22220 (ix86_gimplify_va_arg): Likewise.
22221 (function_arg_32): Don't warn ABX ABI change here.
22222 (function_arg_64): Likewise.
22224 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
22226 * loop-iv.c (implies_p): In the final case, test that operands 0
22227 of the two comparisons match.
22229 * config/bfin/bfin.c (find_prev_insn_start): New function.
22230 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
22231 (find_next_insn_start): Move.
22233 2009-02-13 Richard Guenther <rguenther@suse.de>
22235 * configure.ac: Enable LFS.
22236 * configure: Re-generate.
22237 * config.in: Likewise.
22239 2009-02-13 Joseph Myers <joseph@codesourcery.com>
22242 * c-parser.c (c_parser_parms_list_declarator): Discard pending
22243 sizes on syntax error after some arguments have been parsed.
22245 2009-02-12 Jakub Jelinek <jakub@redhat.com>
22247 * doc/invoke.texi (-fira): Remove.
22249 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22251 * caller-save.c: Replace regclass.c with reginfo.c in comments.
22252 * recog.c: Likewise.
22255 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
22257 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
22258 (umul_ppmm): Likewise.
22259 (count_leading_zeros): Likewise.
22260 (count_trailing_zeros): Likewise.
22261 (UMUL_TIME): Likewise.
22263 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22265 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
22266 soft-fp/t-softfp to tmake_file.
22268 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
22269 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
22270 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
22271 IA64_BUILTIN_INFQ]: New.
22272 (ia64_init_builtins): Initialize __builtin_infq,
22273 __builtin_fabsq and __builtin_copysignq if not HPUX.
22274 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
22275 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
22277 * config/ia64/lib1funcs.asm (__divtf3): Define only if
22279 (__fixtfti): Likewise.
22280 (__fixunstfti): Likewise.
22281 (__floattitf): Likewise.
22283 * config/ia64/libgcc-glibc.ver: New.
22284 * config/ia64/t-fprules-softfp: Likewise.
22285 * config/ia64/sfp-machine.h: Likewise.
22287 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
22288 (LIBGCC2_TF_CEXT): Likewise.
22289 (TF_SIZE): Likewise.
22290 (TARGET_INIT_LIBFUNCS): Likewise.
22292 * config/ia64/t-glibc (SHLINB_MAPFILES):
22293 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
22295 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22297 * config/i386/i386.c (construct_container): Rewrite processing
22298 BLKmode with X86_64_SSE_CLASS.
22300 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
22303 * config/i386/i386.md: Replace simplify_replace_rtx with
22304 replace_rtx in the new peephole2.
22306 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
22308 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
22309 loop unrolling do not happen at -O2.
22311 2009-02-12 Michael Matz <matz@suse.de>
22313 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
22315 2009-02-12 Jakub Jelinek <jakub@redhat.com>
22317 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
22320 2009-02-12 Ben Elliston <bje@au.ibm.com>
22322 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
22323 patterns when updating the back chain. Missed in the 2009-02-10
22326 2009-02-11 Janis Johnson <janis187@us.ibm.com>
22328 * doc/extend.texi (Decimal Floating Types): Update identifier of
22329 draft TR and list of missing support.
22331 2009-02-11 Jakub Jelinek <jakub@redhat.com>
22333 PR middle-end/39154
22334 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
22335 bit to variable length decl's flags, add it also to its
22336 pointer replacement variable.
22338 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
22339 Jakub Jelinek <jakub@redhat.com>
22342 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
22343 (memory_blockage): New expander.
22344 (*memory_blockage): New insn pattern.
22345 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
22346 instead of general blockage at the end of function prologue when
22347 frame pointer is used to access red zone area. Do not emit blockage
22348 when profiling, it is emitted in generic code.
22349 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
22350 function epilogue when frame pointer is used to access red zone area.
22352 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
22355 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
22356 by arithmetic with memory operands.
22357 * config/i386/predicates.md (commutative_operator): New.
22359 2009-02-10 Janis Johnson <janis187@us.ibm.com>
22361 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
22364 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
22366 * alias.h (record_alias_subset): Declare.
22367 * alias.c (record_alias_subset): Make global.
22369 2009-02-10 Nick Clifton <nickc@redhat.com>
22371 * tree-parloops.c: Change license to GPLv3.
22372 * ipa-struct-reorg.c: Change license to GPLv3.
22373 * ipa-struct-reorg.h: Change license to GPLv3.
22375 2009-02-10 Steve Ellcey <sje@cup.hp.com>
22378 * c-decl.c (start_struct): Return NULL on error.
22380 2009-02-10 Jakub Jelinek <jakub@redhat.com>
22382 PR middle-end/39124
22383 * cfgloopmanip.c (remove_path): Call remove_bbs after
22384 cancel_loop_tree, not before it.
22387 * function.h (struct function): Add has_local_explicit_reg_vars bit.
22388 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
22389 VAR_DECLs were seen.
22390 * tree-ssa-live.c (remove_unused_locals): Recompute
22391 cfun->has_local_explicit_reg_vars.
22392 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
22393 copies or clearings if cfun->has_local_explicit_reg_vars.
22395 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
22398 * config/i386/i386.c (expand_prologue): Emit blockage at the end
22399 of function prologue when frame pointer is used to access
22402 2009-02-10 Richard Guenther <rguenther@suse.de>
22404 PR middle-end/39127
22405 * gimplify.c (gimple_regimplify_operands): Always look if
22406 we need to create a temporary.
22408 2009-02-10 Richard Guenther <rguenther@suse.de>
22410 PR tree-optimization/39132
22411 * tree-loop-distribution.c (todo): New global var.
22412 (generate_memset_zero): Trigger TODO_rebuild_alias.
22413 (tree_loop_distribution): Return todo.
22415 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
22418 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
22419 (x86_64_reg_class_name): Removed.
22420 (classify_argument): Return 0 if bytes > 32. Return 0 if the
22421 first one isn't X86_64_SSE_CLASS or any other ones aren't
22422 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
22423 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
22424 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
22425 and 3 X86_64_SSEUP_CLASS.
22426 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
22427 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
22429 2009-02-10 Ben Elliston <bje@au.ibm.com>
22431 * config/rs6000/rs6000.md (allocate_stack): Always use an update
22432 form instruction to update the stack back chain word, even if the
22433 user has disabled the generation of update instructions.
22434 (movdi_<mode>_update_stack): New.
22435 (movsi_update_stack): Likewise.
22436 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
22437 always use an update form instruction to update the stack back
22440 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
22442 PR middle-end/38953
22443 * graphite.c (if_region_set_false_region): After moving a region in
22444 the false branch of a condition, remove the empty dummy basic block.
22445 (gloog): Remove wrong fix for PR38953.
22447 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22449 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
22450 generation due to implicit sign extension.
22452 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
22454 PR middle-end/38981
22455 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
22456 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
22458 2009-02-09 Richard Guenther <rguenther@suse.de>
22460 PR middle-end/35202
22461 * convert.c (convert_to_real): Disable (float)fn((double)x)
22462 to fnf(x) conversion if errno differences may occur and
22463 -fmath-errno is set.
22465 2009-02-07 Anatoly Sokolov <aesok@post.ru>
22467 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
22468 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22469 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
22471 2009-02-06 Joseph Myers <joseph@codesourcery.com>
22474 * c-common.c (handle_alias_attribute): Disallow attribute for
22475 anything not a FUNCTION_DECL or VAR_DECL.
22477 2009-02-06 Janis Johnson <janis187@us.ibm.com>
22480 * real.c (do_compare): Special-case compare of zero against
22481 decimal float value.
22483 2009-02-06 Joseph Myers <joseph@codesourcery.com>
22486 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
22487 as indicating flexible array members unless the field itself is
22488 being declarared as the incomplete array.
22490 2009-02-06 Jan Hubicka <jh@suse.cz>
22492 PR tree-optimization/38844
22493 * ipa-inline.c (try_inline): Stop inlining recursion when edge
22494 is already inlined.
22496 2009-02-06 Richard Guenther <rguenther@suse.de>
22498 PR middle-end/38977
22499 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
22500 fork because we may expand it as __gcov_fork.
22502 2009-02-06 Nick Clifton <nickc@redhat.com>
22504 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
22506 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
22508 PR tree-optimization/35659
22509 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
22510 vn_phi_eq): Shortcut if hashcode does not match.
22511 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
22513 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
22514 and avoid iterative_hash_expr.
22515 (FOR_EACH_VALUE_ID_IN_SET): New.
22516 (value_id_compare): Remove.
22517 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
22518 sort expressions by value id.
22520 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
22523 * config/sh/predicates.md (general_movsrc_operand): Don't check
22524 the subreg of system registers here.
22526 2009-02-05 Jakub Jelinek <jakub@redhat.com>
22529 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
22530 on the copied decl.
22532 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
22534 PR rtl-optimization/39110
22535 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
22536 addresses, not aligned ones.
22538 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
22539 Richard Guenther <rguenther@suse.de>
22541 PR tree-optimization/39100
22542 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
22543 comment says and add edges.
22545 2009-02-05 Joseph Myers <joseph@codesourcery.com>
22548 * c-common.c (handle_tls_model_attribute): Ignore attribute for
22549 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
22551 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
22553 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
22554 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
22555 register_bb_in_sese, new_sese, free_sese): Moved.
22556 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
22557 outermost_loop_in_scop, build_scop_iteration_domain,
22558 expand_scalar_variables_ssa_name, get_vdef_before_scop,
22559 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
22560 Use loop_in_sese_p instead of loop_in_scop_p.
22561 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
22562 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
22563 (scopdet_basic_block_info): Fix bug in scop detection.
22564 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
22565 eq_loop_to_cloog_loop): Remove.
22566 (nb_loops_around_loop_in_scop, nb_loop
22567 ref_nb_loops): Moved here...
22568 * graphite.h (ref_nb_loops): ... from here.
22569 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
22570 (loop_domain_dim, loop_iteration_vector_dim): Remove.
22571 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
22572 * testsuite/gcc.dg/graphite/scop-19.c: New
22574 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
22575 Hans-Peter Nilsson <hp@axis.com>
22577 PR rtl-optimization/37889
22578 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
22579 Move offset handling from PLUS to before the switch. Use new
22580 arguments when considering SYMBOL_REFs too.
22581 (rtx_addr_can_trap_p): Pass dummy offset and size.
22582 (enum may_trap_p_flags): Remove.
22583 (may_trap_p_1): Pass size from MEM_SIZE.
22585 PR rtl-optimization/38921
22586 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
22587 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
22588 * rtlanal.c (may_trap_after_code_motion_p): Delete.
22589 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
22591 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
22593 AVX Programming Reference (January, 2009)
22594 * config/i386/sse.md (*vpclmulqdq): New.
22596 2009-02-04 Jakub Jelinek <jakub@redhat.com>
22598 PR tree-optimization/38977
22599 PR gcov-profile/38292
22600 * calls.c (special_function_p): Disregard __builtin_ prefix.
22602 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
22604 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
22605 non-indexable addresses even before reload.
22607 2009-02-03 Joseph Myers <joseph@codesourcery.com>
22610 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
22611 as having variable size. Do not give an error for unnamed
22612 parameters with [*] declarators. Give a warning for type names
22613 with [*] declarators and mark them as variable size.
22614 * c-parser.c (c_parser_sizeof_expression): Do not give an error
22615 for sizeof applied to [*] type names.
22617 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
22620 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
22622 2009-02-03 Jakub Jelinek <jakub@redhat.com>
22624 * gcc.c (process_command): Update copyright notice dates.
22625 * gcov.c (print_version): Likewise.
22626 * gcov-dump.c (print_version): Likewise.
22627 * mips-tfile.c (main): Likewise.
22628 * mips-tdump.c (main): Likewise.
22630 2009-02-03 Joseph Myers <joseph@codesourcery.com>
22633 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
22634 for composite type involving a zero-length array type.
22636 2009-02-03 Jakub Jelinek <jakub@redhat.com>
22639 * function.c (match_asm_constraints_1): Skip over
22640 initial optional % in the constraint.
22642 PR inline-asm/39059
22643 * c-parser.c (c_parser_postfix_expression): If fixed point is not
22644 supported, don't accept FIXED_CSTs.
22645 * c-decl.c (finish_declspecs): Error if fixed point is not supported
22646 and _Sat is used without _Fract/_Accum. Set specs->type to
22647 integer_type_node for cts_fract/cts_accum if fixed point is not
22650 2009-02-02 Catherine Moore <clm@codesourcery.com>
22652 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
22654 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
22656 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
22657 (ABI_HAS_64BIT_SYMBOLS): Use it.
22658 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
22660 2009-02-02 Paul Brook <paul@codesourcery.com>
22662 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
22664 2009-02-02 Jakub Jelinek <jakub@redhat.com>
22666 PR inline-asm/39058
22667 * recog.h (asm_operand_ok): Add constraints argument.
22668 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
22669 recurse on matching constraint.
22670 (check_asm_operands): Pass constraints as 3rd argument to
22671 asm_operand_ok. Don't look up matching constraint here.
22672 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
22675 2009-02-02 Ben Elliston <bje@au.ibm.com>
22677 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
22678 TARGET_NARROW_VOLATILE_BITFIELD macro names.
22680 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22682 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
22683 information. Remove some obsolete information. Reorganize.
22685 * config/pa/fptr.c: Revert license to GPL 2.
22686 * config/pa/milli64.S: Likewise.
22688 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
22691 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
22692 LIBRARY name in, instead of hard-coding it.
22693 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
22694 extra target make frag to tmake_files according to EH model.
22695 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
22696 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
22697 frags that define makefile variable EH_MODEL appropriately.
22698 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
22699 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
22700 to "-sjlj" according to type of EH configured.
22701 (LIBGCC_SONAME): Concatenate it to shared library base name.
22702 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
22703 to "_sjlj" according to type of EH configured.
22704 (LIBGCC_SONAME): Concatenate it to shared library base name.
22705 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
22706 (SHLIB_LINK): Add missing semicolon to if-else construct.
22707 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
22708 string value of "pe_dll" command-line option.
22709 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
22710 (SHLIB_SONAME): Use it when overriding t-cygming default.
22711 (SHLIB_IMPLIB): Override t-cygming default.
22712 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
22713 string value of "pe_dll" command-line option.
22715 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
22718 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
22719 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
22721 2009-01-31 Richard Guenther <rguenther@suse.de>
22723 PR tree-optimization/38937
22724 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
22725 computing the transitive closure.
22727 2009-01-30 Richard Guenther <rguenther@suse.de>
22729 PR tree-optimization/39041
22730 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
22731 Propagate variable indices only if the types match for this stmt.
22733 2009-01-30 Jakub Jelinek <jakub@redhat.com>
22736 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
22737 inline but never defined.
22739 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
22741 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
22742 (*insv_h_di_reg_extimm): New insn.
22743 (*insv_l<mode>_reg_extimm): New insn.
22745 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
22747 * config/picochip/picochip.c (flag_conserve_stack): set
22748 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
22749 fconserve-stack. Reduce call-overhead used by inliner.
22751 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
22754 * common.opt (flag_conserve_stack): Initialised to zero.
22756 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
22759 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
22760 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
22763 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
22765 * ira-color.c (allocno_reload_assign): Update comments.
22766 * regmove.c (regmove_optimize): Likewise.
22770 2009-01-29 Robert Millan <rmh@aybabtu.com>
22772 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
22773 * config/i386/kopensolaris-gnu.h: New file. Undefine
22774 `MD_UNWIND_SUPPORT'.
22775 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
22777 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
22779 PR tree-optimization/39007
22780 * tree-loop-distribution.c (generate_builtin): Use
22781 recompute_dominator to compute the immediate dominator of the
22782 basic block just after the loop.
22784 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
22786 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
22787 (ASM_OUTPUT_DWARF_PCREL): Define.
22789 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
22791 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
22792 * doc/passes.texi: Remove entries about regclass, local-alloc, and
22793 global. Modify entries about regmove and IRA.
22795 * ra-conflict.c: Remove the file.
22797 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
22799 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
22800 (pass_regclass_init): Rename to pass_reginfo_init.
22802 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
22804 * toplev.h (flag_ira): Remove.
22806 * caller-save.c (setup_save_areas): Remove flag_ira.
22808 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
22810 * global.c: Remove the file.
22812 * opts.c (decode_options): Remove flag_ira.
22814 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
22816 * regmove.c: Modify file description.
22817 (find_use_as_address, try_auto_increment): Define them only if
22818 AUTO_INC_DEC is defined.
22819 (replacement_quality, replace_in_call_usage, fixup_match_1,
22820 stable_and_no_regs_but_for_p): Remove.
22821 (reg_set_in_bb): Make it static.
22822 (regmove_optimize): Remove flag_ira and code which worked for
22825 * local-alloc.c: Remove the file.
22827 * common.opt (fira): Remove.
22829 * ira.c: Include except.h.
22830 (eliminable_regset): Move from global.c.
22831 (mark_elimination): Ditto. Remove flag_ira.
22832 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
22833 equiv_mem_modified, validate_equiv_mem_from_store,
22834 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
22835 contains_replace_regs, memref_referenced_p, memref_used_between_p,
22836 no_equiv, recorded_label_ref): Move from local-alloc.c.
22837 (update_equiv_regs): Ditto. Make it static.
22838 (print_insn_chain, print_insn_chains): Move it from global.c.
22839 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
22840 (build_insn_chain): Ditto. Make it static.
22841 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
22842 Rename to init_live_subregs.
22843 (gate_ira): Remove flag_ira.
22845 * regclass.c: Rename reginfo.c. Change file description.
22846 (FORBIDDEN_INC_DEC_CLASSES): Remove.
22847 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
22848 (init_reg_sets_1): Remove code for evaluation of
22849 reg_class_superclasses and losing_caller_save_reg_set.
22850 (init_regs): Remove init_reg_autoinc.
22851 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
22852 ok_for_base_p_nonstrict): Remove.
22853 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
22854 (pass_regclass_init): Rename to pass_reginfo_init. Modify
22855 corresponding entries.
22856 (dump_regclass, record_operand_costs, scan_one_insn,
22857 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
22858 record_address_regs, auto_inc_dec_reg_p): Remove.
22859 (gt-regclass.h): Rename to gt-reginfo.h.
22861 * rtl.h (dump_global_regs, retry_global_alloc,
22862 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
22864 * Makefile.in (RA_H): Remove.
22865 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
22866 Rename regclass.o to reginfo.o.
22867 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
22869 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
22870 (GTFILES): Rename regclass.c to reginfo.c.
22872 * passes.c (init_optimization_passes): Remove pass_local_alloc and
22873 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
22875 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
22876 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
22878 (finish_spills): Ditto. Remove code for !flag_ira.
22880 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
22882 PR middle-end/35854
22883 * doc/invoke.texi (rtl debug options): Complete rewrite.
22884 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
22886 * mode-switching.c (pass_mode_switching): Rename pass from
22887 "mode-sw" to "mode_sw".
22888 * except.c (pass_convert_to_eh_ranges): Rename pass from
22889 "eh-ranges" to "eh_ranges".
22890 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
22894 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
22895 Alexander Monakov <amonakov@ispras.ru>
22897 PR middle-end/38857
22898 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
22900 (move_exprs_to_boundary): Change return type and pass through
22901 should_move from move_op. Relax assert. Update usage ...
22902 (schedule_expr_on_boundary): ... here. Use should_move instead of
22904 (move_op_orig_expr_found): Indicate that insn was disconnected from
22906 (code_motion_process_successors): Do not call after_merge_succs
22907 callback if original expression was not found when traversing any of
22909 (code_motion_path_driver): Change return type. Update prototype.
22910 (move_op): Update comment. Add a new parameter (should_move). Update
22911 prototype. Set *should_move based on indication provided by
22912 move_op_orig_expr_found.
22914 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
22916 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
22917 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
22918 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
22919 * config/rs6000/rs6000.c (rs6000_override_options): Default
22920 avoid-indexed-addresses on for Power6, off for everything else.
22921 (avoiding_indexed_address_p): New function.
22922 (rs6000_legitimize_address): Use it.
22923 (rs6000_legitimate_address): Likewise.
22924 * config/rs6000/rs6000.md (movXX_updateX): Likewise
22926 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
22928 PR tree-optimization/38997
22929 * tree-loop-distribution.c (generate_memset_zero): Use
22930 POINTER_PLUS_EXPR for a pointer addition.
22932 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
22934 * config/s390/s390.md (bswap<mode>2): New pattern added.
22936 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
22938 * config/s390/s390.md (*tls_load_31): Added type attribute.
22940 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
22942 * config/s390/s390.md: Fix a few comments.
22944 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
22946 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
22947 (*tm<mode>_full): Fixed z10prop attribute.
22948 (*tst<mode>_extimm): Fixed z10prop attribute.
22949 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
22950 (*tstqiCCT_cconly): Fixed z10prop attribute.
22951 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
22952 (*movsi_larl): Fixed z10prop attribute.
22953 (*movsi_zarch): Fixed z10prop attribute.
22954 (*movsi_eas): Fixed z10prop attribute.
22955 (*movhi): Fixed z10prop attribute.
22956 (*movqi): Fixed z10prop attribute.
22957 (*movstrictqi): Fixed z10prop attribute.
22958 (*mov<mode>): Fixed z10prop attribute.
22959 (*movcc): Fixed z10prop attribute.
22960 (*sethighpartdi_64): Fixed z10prop attribute.
22961 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
22962 (*negdi2_sign_cc): Fixed z10prop attribute.
22963 (*negdi2_sign): Fixed z10prop attribute.
22964 (*absdi2_sign_cc): Fixed z10prop attribute.
22965 (*absdi2_sign): Fixed z10prop attribute.
22966 (*negabsdi2_sign_cc): Fixed z10prop attribute.
22967 (*negabsdi2_sign): Fixed z10prop attribute.
22968 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
22969 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
22970 (doloop_si64): Fixed z10prop attribute.
22971 (doloop_si31): Fixed z10prop attribute.
22972 (doloop_long): Fixed z10prop attribute.
22973 (indirect_jump): Fixed z10prop attribute.
22974 (nop): Fixed z10prop attribute.
22975 (main_base_64): Fixed z10prop attribute.
22976 (reload_base_64): Fixed z10prop attribute.
22978 2009-01-28 Jakub Jelinek <jakub@redhat.com>
22980 PR rtl-optimization/38740
22981 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
22983 * config/mips/mips.c (mips_reorg): Likewise.
22985 2009-01-28 Richard Guenther <rguenther@suse.de>
22987 PR tree-optimization/38926
22988 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
22989 with the correct value id to a value.
22990 (do_regular_insertion): Use the value number of edoubleprime
22991 for the value number of the expr.
22994 2008-08-21 Richard Guenther <rguenther@suse.de>
22996 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
22997 a PHI ask VN if it is already available.
22998 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
22999 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
23001 2009-01-28 Jakub Jelinek <jakub@redhat.com>
23003 PR middle-end/38934
23004 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
23005 set to varying whenever max has TREE_OVERFLOW set, similarly
23006 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
23008 2009-01-28 Richard Guenther <rguenther@suse.de>
23010 PR middle-end/38908
23011 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
23012 uninitialized aggregate uses in call arguments.
23014 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
23016 PR tree-optimization/38984
23017 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
23018 the nothing_id variable if -fno-delete-null-pointer-checks.
23020 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
23023 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
23024 (set_got_offset_rex64): Ditto.
23026 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
23029 * doc/extend.texi: Improve local variable with asm reg.
23031 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
23033 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
23034 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
23035 was not supplied then set warn_packed_bitfield_compat to the
23036 default value of 1.
23037 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
23040 2009-01-27 Richard Guenther <rguenther@suse.de>
23042 PR tree-optimization/38503
23043 * cfgexpand.c (expand_gimple_basic_block): Ignore
23044 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
23045 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
23046 variables that cannot have TBAA applied.
23047 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
23050 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
23052 PR middle-end/38969
23053 * calls.c (initialize_argument_information): Do not wrap complex
23054 arguments in SAVE_EXPR.
23056 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
23058 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
23059 (INSTALL_LIBGCC): Revert typo commit.
23061 2009-01-26 Richard Guenther <rguenther@suse.de>
23063 PR tree-optimization/38745
23064 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
23065 from special handling.
23067 2009-01-26 Richard Guenther <rguenther@suse.de>
23069 PR tree-optimization/38745
23070 * tree-ssa.c (execute_update_addresses_taken): Do not include
23071 variables that cannot possibly be a register in not_reg_needs.
23072 Do not clear TREE_ADDRESSABLE on vars that may not become
23074 * tree-ssa.c (update_alias_info_1): Include those in the set
23075 of addressable vars.
23077 2009-01-26 Richard Guenther <rguenther@suse.de>
23079 PR middle-end/38851
23080 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
23081 * tree-ssa-dse.c: Include langhooks.h
23082 (execute_simple_dse): Remove stores with zero size.
23084 2009-01-24 Jakub Jelinek <jakub@redhat.com>
23087 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
23090 2009-01-24 Julian Brown <julian@codesourcery.com>
23092 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
23093 config/arm/linux-atomic.c.
23094 * config/arm/linux-atomic.c: New.
23096 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
23098 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
23099 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
23100 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
23102 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
23105 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
23108 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
23110 PR tree-optimization/38953
23111 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
23112 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
23113 (gloog): Split the exit of the scop when the scop exit is a loop exit.
23114 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
23117 2009-01-24 Paul Brook <paul@codesourcery.com>
23119 * config/arm/neon.md (neon_type): Move to arm.md.
23120 (neon_mov<VSTRUCT>): Add neon_type attribute.
23121 * config/arm/arm.md (neon_type): Move to here.
23122 (conds): Add "unconditioal" and use as default for NEON insns.
23124 2009-01-24 Ben Elliston <bje@au.ibm.com>
23126 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
23127 void *' warning from -Wc++-compat.
23128 * Makefile.in (dominance.o-warn): Remove.
23130 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
23132 PR tree-optimization/38932
23133 * fold-const.c (fold_unary_ignore_overflow): New.
23134 * tree.h (fold_unary_ignore_overflow): Declare.
23135 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
23136 * tree-ssa-sccvn.c (visit_reference_op_load,
23137 simplify_unary_expression): Likewise.
23139 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
23141 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
23142 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
23143 regardless of their type.
23144 * c-common.c (handle_packed_attribute): Don't ignore packed on
23146 * c.opt (Wpacked-bitfield-compat): New warning option.
23147 * stor-layout.c (place_field): Warn if offset of a field changed.
23148 * doc/extend.texi (packed): Mention the ABI change.
23149 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
23150 (Warning Options): Add it to the list.
23152 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
23154 * c-opts.c (c_common_post_options): Fix a typo in comments.
23156 2009-01-22 Steve Ellcey <sje@cup.hp.com>
23158 PR middle-end/38615
23159 * gimplify.c (gimplify_init_constructor): Fix promotion of const
23160 variables to static.
23161 * doc/invoke.texi (-fmerge-all-constants): Update description.
23163 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
23166 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
23167 (*movdi_1_rex64): Use type "mmx" for alternative 5.
23169 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
23171 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
23173 (LOCAL_ALIGNMENT): Similarly.
23175 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
23176 Joseph Myers <joseph@codesourcery.com>
23178 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
23179 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
23180 * config/arm/arm-tune.md: Regenerate.
23181 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
23184 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
23186 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
23187 version number to five.
23189 2009-01-22 Dodji Seketeli <dodji@redhat.com>
23192 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
23193 * c-common.c (set_underlying_type): Likewise.
23194 (is_typedef_decl ): Likewise
23196 (set_underlying_type): Likewise.
23197 (is_typedef_type): Likewise.
23199 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
23201 PR middle-end/38587
23202 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
23205 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
23208 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
23209 (LIBGCC_SPEC): Don't define.
23210 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
23212 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
23214 PR rtl-optimization/38879
23215 * alias.c (base_alias_check): Unaligned access via AND address can
23216 alias all surrounding object types except those with sizes equal
23217 or wider than the size of unaligned access.
23219 2009-01-21 Dodji Seketeli <dodji@redhat.com>
23222 * c-decl.c (clone_underlying_type): Move this ...
23223 * c-common.c (set_underlying_type): ... here.
23224 Also, make sure the function properly sets TYPE_STUB_DECL() on
23225 the newly created typedef variant type.
23226 (is_typedef_decl ): New entry point.
23227 * tree.h: Added a new member member_types_needing_access_check to
23228 struct tree_decl_non_common.
23229 (set_underlying_type): New entry point.
23230 (is_typedef_type): Likewise.
23232 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
23234 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
23235 Check whether two instructions have memory references that
23236 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
23237 are helper functions for traversing.
23238 * alias.h (insn_alias_sets_confilict_p): New prototypes.
23239 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
23240 not to draw dependency edge for instructions with non-conflicting
23243 2009-01-20 Joseph Myers <joseph@codesourcery.com>
23246 * longlong.h: Update copyright years. Use soft-fp license notice.
23247 Sync __clz_tab declaration with glibc.
23249 2009-01-20 Steve Ellcey <sje@cup.hp.com>
23252 * doc/extend.texi (syscall_linkage): New.
23253 (version_id): Modify.
23255 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
23256 Richard Guenther <rguenther@suse.de>
23258 PR tree-optimization/38747
23259 PR tree-optimization/38748
23260 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
23261 conversion if the base address is an indirect reference and the
23262 aliasing sets could cause issues.
23264 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
23266 * common.opt (fgraphite, fgraphite-identity): Add comment for
23267 explaining why these options are not documented.
23269 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
23271 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
23272 gimple_call_lhs is NULL.
23274 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
23277 * emit-rtl.c (adjust_address_1): Make sure memref is never
23280 2009-01-20 Ben Elliston <bje@au.ibm.com>
23282 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
23283 const qualifier from arg parameter. Remove unnecessary cast to char *.
23284 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
23285 const qualifier from arg 2.
23287 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
23289 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
23291 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
23294 * rtl.h (reinit_regs): New prototype.
23295 * regclass.c: Include ira.h.
23296 (reinit_regs): New.
23297 * Makefile.in (regclass.o): Add ira.h.
23298 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
23300 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
23303 * c-common.c (handle_aligned_attribute): Use
23304 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
23305 default alignment value.
23307 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
23309 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
23310 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
23312 * doc/extend.texi: Update __attribute__ ((aligned)). Document
23313 __BIGGEST_ALIGNMENT__.
23315 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
23317 2009-01-18 Richard Guenther <rguenther@suse.de>
23319 PR tree-optimization/38819
23320 * tree-flow.h (operation_could_trap_helper_p): Declare.
23321 * tree-eh.c (operation_could_trap_helper_p): Export.
23322 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
23323 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
23324 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
23325 are about to insert a possibly trapping instruction and fail
23328 2009-01-18 Andreas Schwab <schwab@suse.de>
23330 * doc/install.texi (Configuration): Remove obsolete paragraph
23331 about use of --with-gnu-ld with --with-gnu-as.
23333 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
23335 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
23336 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
23337 Follow spelling conventions.
23339 2009-01-18 Ben Elliston <bje@au.ibm.com>
23341 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
23342 C++ warning about implicit conversion from void * to struct
23344 (bitmap_obstack_free): Likewise for bitmap_element *.
23345 * Makefile.in (bitmap.o-warn): Remove.
23347 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
23349 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
23351 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
23352 Tobias Grosser <tobi.grosser@amd.com>
23354 * graphite.c (graphite_trans_scop_block): Do not block single
23357 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
23359 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
23360 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
23361 test with assertion.
23363 2009-01-16 Richard Guenther <rguenther@suse.de>
23365 PR tree-optimization/38835
23366 PR middle-end/36227
23367 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
23368 and INT + PTR -> (INT)(PTR p+ INT) folding.
23369 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
23371 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
23374 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
23375 the subreg from a lowpart subreg if it is also casting the value.
23377 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
23378 Tobias Grosser <tobi.grosser@amd.com>
23380 * graphite.c (compare_prefix_loops): New.
23381 (build_scop_canonical_schedules): Rewritten.
23382 (graphite_transform_loops): Move build_scop_canonical_schedules
23383 after build_scop_iteration_domain.
23385 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
23386 Tobias Grosser <tobi.grosser@amd.com>
23388 * graphite.c (add_conditions_to_domain): Add the loops to
23389 the dimension of the iteration domain. Do copy the domain
23390 only when it exists.
23391 (build_scop_conditions_1): Do not call add_conditions_to_domain.
23392 (add_conditions_to_constraints): New.
23393 (can_generate_code_stmt, can_generate_code): Removed.
23394 (gloog): Do not call can_generate_code.
23395 (graphite_transform_loops): Call add_conditions_to_constraints
23396 after building the iteration domain.
23398 2009-01-16 Jakub Jelinek <jakub@redhat.com>
23400 PR tree-optimization/38789
23401 * tree-ssa-threadedge.c
23402 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
23403 __builtin_constant_p.
23405 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
23407 * dce.c (delete_unmarked_insns): Reversed the order that insns are
23408 examined before deleting them.
23410 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
23412 * function.c (aggregate_value_p): Correctly extract the function
23413 type from CALL_EXPR_FN lookup.
23415 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23417 * config/picochip/picochip.c (picochip_override_options): Revert
23418 CFI asm flag disable commited previously.
23420 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
23421 Tobias Grosser <tobi.grosser@amd.com>
23422 Jan Sjodin <jan.sjodin@amd.com>
23424 * graphite.c (scan_tree_for_params): On substractions negate
23425 all the coefficients of the term.
23426 (clast_to_gcc_expression_red): New. Handle reduction expressions
23427 of more than two operands.
23428 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
23429 (get_vdef_before_scop): Handle also the case of default definitions.
23431 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
23433 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
23434 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
23435 Also use them when walking CALL_INSN_FUNCTION_USAGE.
23437 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
23438 Joey Ye <joey.ye@intel.com>
23440 PR middle-end/37843
23441 * cfgexpand.c (expand_stack_alignment): Don't update stack
23442 boundary nor check incoming stack boundary here.
23443 (gimple_expand_cfg): Update stack boundary and check incoming
23444 stack boundary here.
23446 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
23448 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
23450 2009-01-14 Jakub Jelinek <jakub@redhat.com>
23452 PR rtl-optimization/38245
23453 * calls.c (expand_call): Add stack arguments to
23454 CALL_INSN_FUNCTION_USAGE even for pure calls (when
23455 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
23456 in regs and partially in memory or BLKmode arguments.
23457 (emit_library_call_value_1): Add stack arguments to
23458 CALL_INSN_FUNCTION_USAGE even for pure calls (when
23459 ACCUMULATE_OUTGOING_ARGS).
23460 * dce.c: Include tm_p.h.
23461 (find_call_stack_args): New function.
23462 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
23464 (mark_insn): Call find_call_stack_args for CALL_Ps.
23465 (prescan_insns_for_dce): Walk insns backwards in bb rather than
23466 forwards. Allocate and free arg_stores bitmap if needed, pass it
23467 down to deletable_insn_p, don't mark stores set in arg_stores
23468 bitmap, clear the bitmap at the beginning of each bb.
23469 * Makefile.in (dce.o): Depend on $(TM_P_H).
23471 2009-01-14 Michael Meissner <gnu@the-meissners.org>
23474 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
23475 to make sure the insn is a conditional test (bug 22599). Reformat a
23478 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
23480 PR middle-end/38431
23481 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
23482 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
23483 (gloog): Do not call cleanup_tree_cfg.
23484 (graphite_transform_loops): Call cleanup_tree_cfg after all
23485 scops have been code generated.
23487 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
23488 * doc/gty.texi (Invoking the garbage collector): Added new node
23489 and section documenting ggc_collect.
23491 2009-01-14 Richard Guenther <rguenther@suse.de>
23493 PR tree-optimization/38826
23494 PR middle-end/38477
23495 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
23496 initialization notes only if we actually emitted a warning.
23497 (intra_create_variable_infos): Add constraints for a result decl
23498 that is passed by hidden reference.
23499 (build_pred_graph): Mark all related variables non-direct on
23502 2009-01-14 Nick Clifton <nickc@redhat.com>
23504 * ira-conflicts.c: Include addresses.h for the definition of
23506 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
23507 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
23509 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
23512 * Makefile.in (ira-lives.o): Add except.h.
23514 * ira-lives.c: Include except.h.
23515 (process_bb_node_lives): Process can_throw_internal.
23517 2009-01-13 Jakub Jelinek <jakub@redhat.com>
23519 PR rtl-optimization/38774
23520 * combine.c (simplify_set): When undoing cc_use change, don't do
23521 PUT_CODE on the newly created comparison, but instead put back the
23524 2009-01-13 Joseph Myers <joseph@codesourcery.com>
23526 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
23527 values. Remove duplicate arm8 entry.
23529 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
23531 PR tree-optimization/38786
23532 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
23533 the SSA_NAME case of expand_scalar_variables_expr.
23534 Set the type of an expression to the type of its assign statement.
23535 (expand_scalar_variables_expr): Also gather the scalar computation
23536 used to index the memory access. Do not pass loop_p.
23537 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
23538 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
23539 the gimple_stmt_iterator where it inserts new code.
23540 Do not pass loop_p.
23541 (copy_bb_and_scalar_dependences): Do not pass loop_p.
23542 (translate_clast): Update call to copy_bb_and_scalar_dependences.
23544 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
23546 * graphite.h (debug_value): Removed.
23547 * graphite.c (debug_value): Removed.
23549 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
23551 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
23552 ldrd/strd with two 32-bit instructions.
23554 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
23556 * config/arm/arm.c (struct processors): Pass for speed down into
23557 cost helper functions.
23558 (const_ok_for_op): Handle COMPARE and inequality nodes.
23559 (arm_rtx_costs_1): Rewrite.
23560 (arm_size_rtx_costs): Update prototype.
23561 (arm_rtx_costs): Pass speed down to helper functions.
23562 (arm_slowmul_rtx_costs): Rework cost calculations.
23563 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
23564 (arm_9e_rtx_costs): Likewise.
23566 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
23568 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
23569 relocations of local symbols wider than UNITS_PER_WORD are not valid.
23570 (alpha_legitimize_address): Do not split local symbols wider than
23571 UNITS_PER_WORD into HIGH/LO_SUM parts.
23573 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
23576 * gcc.c (process_command): Replace call to execvp with calls
23577 to pex_one and exit.
23579 2009-01-03 Anatoly Sokolov <aesok@post.ru>
23582 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
23583 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
23584 variant for devices with 3-byte PC.
23585 (__tablejump_elpm__): New.
23587 2009-01-12 Jakub Jelinek <jakub@redhat.com>
23590 * c-parser.c (c_parser_postfix_expression): Allow `->' in
23591 offsetof member-designator, handle it as `[0].'.
23593 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23595 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
23596 function when not using named sections on targets with named sections
23597 if branch distance is less than 262132.
23599 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
23601 * combine.c (combine_instructions): Recompute
23602 optimize_this_for_speed_p for each BB in the main combine loop.
23604 2009-01-12 Tomas Bily <tbily@suse.cz>
23607 * tree-loop-distribution.c (prop_phis): New function.
23608 (generate_builtin): Call prop_phis.
23609 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
23611 2009-01-12 Jakub Jelinek <jakub@redhat.com>
23613 PR tree-optimization/38807
23614 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
23615 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
23617 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
23619 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
23620 subreg of op0 to the original op0.
23622 2009-01-11 Laurent GUERBY <laurent@guerby.net>
23624 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
23626 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
23629 * mips-tfile.c (parse_def): Fix parsing of def strings
23630 starting with digits.
23632 2009-01-10 Jakub Jelinek <jakub@redhat.com>
23635 * config/arm/arm.c (arm_is_long_call_p): Don't call
23636 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
23638 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
23640 * regrename.c (regrename_optimize): Fix dumping.
23641 (find_oldest_value_reg): Preserve REG_POINTER.
23642 (copy_hardreg_forward_1): Likewise.
23644 2009-01-09 Diego Novillo <dnovillo@google.com>
23646 * gimple.h (struct gimple_statement_base) <uid>: Document
23647 the restrictions on its use.
23648 (gimple_uid): Tidy.
23649 (gimple_set_uid): Tidy.
23651 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23653 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
23654 zero guard even if align_bytes != 0 and count is smaller than
23657 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
23659 PR rtl-optimization/38495
23660 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
23661 (add_range_and_copies_from_move_list): Print all added ranges.
23662 Add ranges to memory optimized destination.
23664 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23668 * config/i386/i386.c (override_options): Reject
23669 -mstringop-strategy=rep_8byte with -m32.
23670 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
23671 to 1. Do count comparison against epilogue_size_needed at compile
23672 time even when count_exp was constant forced into register. For
23673 size_needed don't jump to epilogue, instead just avoid aligning
23674 and invoke the body algorithm. If need_zero_guard, add zero guard
23675 even if count is non-zero, but smaller than size_needed + number of
23676 bytes that could be stored for alignment.
23677 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
23678 to 1. If need_zero_guard, add zero guard even if count is non-zero,
23679 but smaller than size_needed + number of bytes that could be stored
23680 for alignment. Compare size_needed with epilogue_size_needed instead
23681 of desired_align - align, don't adjust size_needed, pass
23682 epilogue_size_needed to the epilogue expanders.
23685 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
23687 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23689 * pa.c (last_address): Change to unsigned.
23690 (update_total_code_bytes): Change argument to unsigned. Don't
23691 check if insn addresses are set.
23692 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
23693 addresses are not set.
23694 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
23696 2009-01-09 Nick Clifton <nickc@redhat.com>
23698 * config/sh/symbian.c: Replace uses of DECL_INLINE with
23699 DECL_DECLARED_INLINE_P.
23701 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23703 PR middle-end/38347
23704 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
23705 GET_MODE (op0) in operand_subword_force calls.
23707 PR middle-end/38771
23708 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
23709 fold_convert arg0 operands to TREE_TYPE (op0) first.
23711 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
23713 * params.def (ira-max-conflict-table-size): Decrease default value
23716 2009-01-08 Jakub Jelinek <jakub@redhat.com>
23718 PR tree-optimization/37031
23719 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
23721 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
23722 allocate it using gc instead of heap, use VEC_quick_push instead of
23724 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
23725 instead of heap, use VEC_quick_push instead of VEC_safe_push.
23726 * tree-data-ref.h (struct access_matrix): Change matrix to gc
23727 allocated vector from heap allocated.
23728 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
23729 * tree-loop-linear.c (linear_transform_loops): Allocate nest
23730 vector only after perfect_loop_nest_depth call.
23732 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
23733 Jan Sjodin <jan.sjodin@amd.com>
23735 PR tree-optimization/38559
23736 * graphite.c (debug_value, copy_constraint,
23737 swap_constraint_variables, scale_constraint_variable, ): New.
23738 (get_lower_bound, get_upper_bound): Removed.
23739 (graphite_trans_bb_strip_mine): Clean up this code that works
23740 only for constant number of iterations. Fully copy upper and
23741 lower bound constraints, not only the constant part of them.
23742 * graphite.h (debug_value): Declared.
23744 2009-01-08 Ira Rosen <irar@il.ibm.com>
23746 PR tree-optimization/37194
23747 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
23748 Don't add the cost of cost model guard in prologue to scalar
23749 outside cost in case of known number of iterations.
23751 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
23752 Alan Modra <amodra@bigpond.net.au>
23754 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
23755 non-word-aligned REG+CONST addressing.
23757 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
23760 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
23761 free_after_compilation when outputting a thunk.
23762 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
23763 Do not call free_after_compilation here.
23765 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
23767 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
23768 (ix86_valid_target_attribute_inner_p): Ditto.
23770 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
23772 PR tree-optimization/38492
23773 PR tree-optimization/38498
23774 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
23775 * tree-chrec.h (scev_is_linear_expression): Declared.
23776 * graphite.c (graphite_cannot_represent_loop_niter): New.
23777 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
23778 (graphite_loop_normal_form): Use gcc_assert.
23779 (scan_tree_for_params): Use CASE_CONVERT.
23780 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
23781 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
23782 Use gcc_assert. Discard scops that contain unhandled cases.
23783 (build_scop_conditions): Return a boolean status for unhandled cases.
23784 (strip_mine_profitable_p): Print the loop number, not its depth.
23785 (is_interchange_valid): Pass the depth of the loop nest, don't
23786 recompute it wrongly.
23787 (graphite_trans_bb_block): Same.
23788 (graphite_trans_bb_block): Print tentative of loop blocking.
23789 (graphite_trans_scop_block): Do not print that the loop has been
23791 (graphite_transform_loops): Do not handle scops that contain condition
23794 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
23796 AVX Programming Reference (December, 2008)
23797 * config/i386/avxintrin.h (_mm256_stream_si256): New.
23798 (_mm256_stream_pd): Likewise.
23799 (_mm256_stream_ps): Likewise.
23801 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
23802 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
23803 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
23804 (bdesc_special_args): Add __builtin_ia32_movntdq256,
23805 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
23806 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
23807 (ix86_expand_special_args_builtin): Likewise.
23809 * config/i386/sse.md (AVXMODEDI): New.
23810 (avx_movnt<mode>): Likewise.
23811 (avx_movnt<mode>): Likewise.
23812 (<sse>_movnt<mode>): Remove AVX support.
23813 (sse2_movntv2di): Likewise.
23815 2009-01-07 Richard Guenther <rguenther@suse.de>
23817 PR middle-end/38751
23818 * fold-const.c (extract_muldiv): Remove obsolete comment.
23819 (fold_plusminus_mult_expr): Undo MINUS_EXPR
23820 to PLUS_EXPR canonicalization for the canonicalization.
23822 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
23824 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
23825 hosted cross-compilers generating less efficient code.
23827 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
23829 * function.h (rtl_data): Add a dbr_scheduled_p field.
23830 * reorg.c (dbr_schedule): Set it.
23831 (gate_handle_delay_slots): Check it.
23832 * config/mips/mips.c (mips_base_delayed_branch): Delete.
23833 (mips_reorg): Check flag_delayed_branch instead of
23834 mips_base_delayed_branch.
23835 (mips_override_options): Don't set mips_base_delayed_branch
23836 or flag_delayed_branch.
23838 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
23840 PR rtl-optimization/38426.
23841 * ira.c (ira): Set current_function_is_leaf earlier.
23843 2009-01-06 Jakub Jelinek <jakub@redhat.com>
23845 PR rtl-optimization/38722
23846 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
23847 too early, only set a flag and modify after last possible
23850 2009-01-06 Janis Johnson <janis187@us.ibm.com>
23853 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
23854 * real.c (decimal_single_format): Correct values of emin and emax.
23855 (decimal_double_format): Ditto.
23856 (decimal_quad_format): Ditto.
23857 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
23858 computation of DECnn_MIN and DECnn_MAX for corrected values of
23859 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
23860 __DECnn_MIN__, and adjust its computation for the corrected value
23863 2009-01-06 Jan Hubicka <jh@suse.cz>
23866 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
23868 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
23870 * doc/contrib.texi (Contributors): Slightly adjust the end note.
23871 Add Robert Clark to the list of testers.
23873 2009-01-06 Jan Hubicka <jh@suse.cz>
23874 Kai Tietz <kai.tietz@onevision.com>
23876 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
23877 * config/i386/i386.c (ix86_expand_call): Add clobbers.
23879 2009-01-06 Jan Hubicka <jh@suse.cz>
23880 Kai Tietz <kai.tietz@onevision.com>
23882 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
23884 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
23885 (ix86_nsaved_regs): Count only general purpose regs.
23886 (ix86_nsaved_sseregs): New.
23887 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
23888 to 16 for w64; compute padding and size of sse reg save area.
23889 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
23890 general purpose regs.
23891 (ix86_emit_save_sse_regs_using_mov): New.
23892 (ix86_expand_prologue): Save SSE regs if needed.
23893 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
23894 (ix86_emit_restore_sse_regs_using_mov): New.
23895 (ix86_expand_epilogue): Save SSE regs if needed.
23897 2009-01-06 Jan Hubicka <jh@suse.cz>
23898 Kai Tietz <kai.tietz@onevision.com>
23900 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
23901 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
23902 functions when accumulate outgoing args is off.
23904 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
23907 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
23908 before using pseudos_have_intersected_live_ranges_p.
23910 * ira-int.h (ira_assert): Always define.
23912 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
23914 AVX Programming Reference (December, 2008)
23915 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
23916 (_mm256_permute2_pd): Likewise.
23917 (_mm_permute2_ps): Likewise.
23918 (_mm256_permute2_ps): Likewise.
23919 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
23920 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
23922 * config/i386/i386.c (ix86_builtins): Remove
23923 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
23924 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
23925 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
23926 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
23927 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
23928 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
23929 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
23930 __builtin_ia32_vpermil2ps256.
23931 (ix86_init_mmx_sse_builtins): Updated.
23932 (ix86_expand_args_builtin): Likewise.
23934 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23936 * pa.c (output_call): Relocate non-jump insns in the delay slot of
23937 long absolute calls when generating PA 2.0 code.
23939 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
23941 PR rtl-optimization/38583
23942 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
23944 * params.def (ira-max-conflict-table-size): New.
23946 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
23948 * ira.h (ira_conflicts_p): New external definition.
23950 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
23951 table. Report this. Return result of building.
23952 (ira_build_conflicts): Use ira_conflicts_p. Check result of
23953 building conflict table.
23955 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
23956 (ira_color): Use ira_conflicts_p.
23958 * global.c: Include ira.h.
23959 (pseudo_for_reload_consideration_p, build_insn_chain): Use
23962 * Makefile.in (global.o): Add ira.h.
23964 * ira-build.c (mark_all_loops_for_removal,
23965 propagate_some_info_from_allocno): New.
23966 (remove_unnecessary_allocnos): Call
23967 propagate_some_info_from_allocno.
23968 (remove_low_level_allocnos): New.
23969 (remove_unnecessary_regions): Add parameter. Call
23970 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
23971 parameter to remove_unnecessary_regions.
23972 (ira_build): Remove all regions but root if the conflict table was
23973 not built. Update conflict hard regs for allocnos crossing calls.
23975 * ira.c (ira_conflicts_p): New global.
23976 (ira): Define and use ira_conflicts_p.
23978 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
23979 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
23980 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
23982 2009-01-06 Ben Elliston <bje@au.ibm.com>
23984 * gengtype-lex.l (YY_NO_INPUT): Define.
23986 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
23989 * c-common.c (handle_vector_size_attribute): Also reject
23990 BOOLEAN_TYPE types.
23992 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
23994 PR tree-optimization/38492
23995 * graphite.c (rename_map_elt, debug_rename_elt,
23996 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
23997 rename_map_elt_info, eq_rename_map_elts,
23998 get_new_name_from_old_name, bb_in_sese_p): Moved around.
23999 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
24000 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
24001 (sese_build_livein_liveouts): New.
24002 (new_sese, free_sese): New.
24003 (new_scop): Call new_sese.
24004 (free_scop): Call free_sese.
24005 (rename_variables_from_edge, rename_phis_end_scop): Removed.
24006 (register_old_new_names): Renamed register_old_and_new_names.
24007 (register_scop_liveout_renames, add_loop_exit_phis,
24008 insert_loop_close_phis, struct igp,
24009 default_liveout_before_guard, add_guard_exit_phis,
24010 insert_guard_phis, copy_renames): New.
24011 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
24012 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
24013 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
24014 (scop_adjust_phis_for_liveouts): New.
24015 (gloog): Call scop_adjust_phis_for_liveouts.
24017 * graphite.h (struct sese): Documented. Added fields liveout,
24018 num_ver and livein.
24019 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
24020 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
24021 (struct scop): Added field liveout_renames.
24022 (SCOP_LIVEOUT_RENAMES): New.
24024 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
24026 PR tree-optimization/38510
24027 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
24028 (translate_clast): Call recompute_all_dominators before
24030 (gloog): Call recompute_all_dominators before graphite_verify.
24032 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
24033 Jan Sjodin <jan.sjodin@amd.com>
24035 PR tree-optimization/38500
24036 * graphite.c (create_sese_edges): Call fix_loop_structure after
24039 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24041 * config.gcc: Add m32r*-*-rtems*.
24042 * config/m32r/rtems.h: New file.
24044 2009-01-05 Ben Elliston <bje@au.ibm.com>
24046 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
24047 (.po.pox): Likewise.
24048 (po/gcc.pot): Likewise.
24050 2009-01-04 David S. Miller <davem@davemloft.net>
24052 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
24053 (STARTING_FRAME_OFFSET): Always set to zero.
24055 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
24057 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
24058 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
24059 fixed-point types, and vectors of the same.
24061 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
24063 * config/mips/sync.md (*mb_barrier): Rename to...
24064 (*memory_barrier): ...this.
24066 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
24068 * doc/extend.texi (Function Attributes): Move @cindex after @item
24069 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
24070 and put in alphabetical order. Fix 'target' name and put in order.
24071 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
24074 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
24076 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
24077 (memory_barrier): Expand as unspec instead of unspec_volatile.
24078 Remove mem:BLK from insn operands. Use Pmode scratch register.
24079 (*memory_barrier): Define as unspec instead of unspec_volatile.
24080 Use (match_dup 0) as input operand.
24082 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
24083 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
24084 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
24085 scratch register. Remove operand 1.
24086 (*stbar): Define as unspec instead of unspec_volatile.
24087 Use (match_dup 0) as input operand, remove (const_int 8).
24088 (*membar): Define as unspec instead of unspec_volatile.
24089 Use (match_dup 0) as input operand, remove input operand 2.
24091 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
24092 (memory_barrier): Expand as unspec instead of unspec_volatile.
24093 Remove mem:BLK from insn operands. Use Pmode scratch register.
24094 (*memory_barrier): Define as unspec instead of unspec_volatile.
24095 Use (match_dup 0) as input operand.
24097 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
24098 Remove mem:BLK from insn operands. Use Pmode scratch register.
24099 Set volatile flag on operand 0.
24100 (*memory_barrier): New insn pattern.
24102 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
24104 (*memory_barrier): Use (match_dup 0) as input operand.
24106 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
24107 Remove mem:BLK from insn operands. Use Pmode scratch register.
24108 Set volatile flag on operand 0.
24109 (*mb_internal): New insn pattern.
24111 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
24113 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
24115 PR middle-end/38586
24116 * function.c (struct temp_slot): Move to the section of the file
24117 that deals with temp slots. Remove field 'address'.
24118 (temp_slot_address_table): New hash table of address -> temp slot.
24119 (struct temp_slot_address_entry): New struct, items for the table.
24120 (temp_slot_address_compute_hash, temp_slot_address_hash,
24121 temp_slot_address_eq, insert_temp_slot_address): Support functions
24123 (find_temp_slot_from_address): Rewrite to use the new hash table.
24124 (remove_unused_temp_slot_addresses): Remove addresses of temp
24125 slots that have been made available.
24126 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
24127 worker function for remove_unused_temp_slot_addresses.
24128 (assign_stack_temp_for_type): Don't clear the temp slot address list.
24129 Add the temp slot address to the address -> temp slot map.
24130 (update_temp_slot_address): Update via insert_temp_slot_address.
24131 (free_temp_slots): Call remove_unused_temp_slot_addresses.
24132 (pop_temp_slots): Likewise.
24133 (init_temp_slots): Allocate the address -> temp slot map, or empty
24134 the map if it is already allocated.
24135 (prepare_function_start): Initialize temp slot processing.
24137 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
24139 PR middle-end/38584
24140 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
24141 Calculate the size of all stack vars assuming no packing of stack
24142 vars will happen, replacing a quadratic algorithm with a linear one.
24144 2009-01-03 Jakub Jelinek <jakub@redhat.com>
24147 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
24150 2009-01-03 Diego Novillo <dnovillo@google.com>
24152 * doc/contrib.texi: Update contributions.
24154 2009-01-03 Jakub Jelinek <jakub@redhat.com>
24157 * builtins.c (fold_builtin_memory_op): Give up if either operand
24158 is volatile. Set srctype or desttype to non-qualified version
24162 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
24163 and FUNCTION_DECLs.
24165 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
24167 PR rtl-optimization/35805
24168 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
24169 problem if fast dce is able to remove any instructions.
24170 * dce.c (dce_process_block): Fix dump message.
24172 2009-01-02 Mark Mitchell <mark@codesourcery.com>
24175 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
24177 2009-01-02 Jakub Jelinek <jakub@redhat.com>
24179 PR middle-end/38690
24180 * tree-flow.h (op_code_prio, op_prio): New prototypes.
24181 * tree-pretty-print.c (op_code_prio): New function.
24182 (op_prio): No longer static. Use op_code_prio.
24183 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
24184 Use op_prio and op_code_prio to determine if () should be
24185 printed around operand(s) or not.
24187 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
24188 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
24189 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
24190 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
24191 pp_character instead of pp_string for single letter printing.
24193 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
24195 * doc/extend.texi: Fix '#pragma GCC option' typo.
24197 2009-01-02 Richard Guenther <rguenther@suse.de>
24199 * doc/install.texi (--enable-checking): Mention different
24200 default for stage1.
24201 (--enable-stage1-checking): Document.
24203 2009-01-01 Andrew Pinski <pinskia@gmail.com>
24205 PR middle-end/30142
24206 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
24207 case to be an error.
24209 2009-01-02 Ben Elliston <bje@au.ibm.com>
24211 * config/fp-bit.h (pack_d): Constify argument.
24212 * config/fp-bit.c (makenan): Constify return type. Remove casts.
24213 (isnan): Constify argument.
24215 (iszero): Likewise.
24216 (pack_d): Likewise.
24217 (_fpadd_parts): Constify return type.
24218 (_fpmul_parts): Likewise.
24219 (_fpdiv_parts): Likewise.
24221 2009-01-01 Jakub Jelinek <jakub@redhat.com>
24224 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
24225 warn about overwriting initializer with side-effects or
24226 -Woverride-init if !IMPLICIT.
24227 (output_init_element): Likewise. Pass IMPLICIT down to
24229 (process_init_element): Add IMPLICIT argument. Pass it down
24230 to output_init_element.
24231 (push_init_element, pop_init_level, set_designator): Adjust
24232 process_init_element callers.
24233 (set_nonincremental_init, set_nonincremental_init_from_string):
24234 Adjust add_pending_init callers.
24235 (output_pending_init_elements): Adjust output_init_element callers.
24236 * c-tree.h (process_init_element): Adjust prototype.
24237 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
24238 process_init_element callers.
24241 Copyright (C) 2009 Free Software Foundation, Inc.
24243 Copying and distribution of this file, with or without modification,
24244 are permitted in any medium without royalty provided the copyright
24245 notice and this notice are preserved.