1 2009-10-19 Jakub Jelinek <jakub@redhat.com>
3 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
4 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
5 instead of C_LEX_RAW_STRINGS.
6 (lex_string): Handle CPP_UTF8STRING.
7 * c-parser.c (c_parser_postfix_expression): Likewise.
8 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
9 (C_LEX_STRING_NO_JOIN): ... this.
11 2009-10-19 Anatoly Sokolov <aesok@post.ru>
13 * config/cris/cris.c (cris_function_value, cris_libcall_value,
14 cris_function_value_regno_p): New functions.
15 (cris_promote_function_mode): Update comment.
16 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
17 * config/cris/cris.h: (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
18 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
19 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
21 2009-10-19 Jakub Jelinek <jakub@redhat.com>
23 * unwind-dw2.c (execute_stack_op): Fix operand order for
24 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
26 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
28 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
29 (lower_stmt) <GIMPLE_BIND>: Add comment.
30 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
32 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
33 Otherwise lower it and set cannot_fallthru to true.
34 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
35 <GIMPLE_CATCH, GIMPLE_EH_FILTER>; Set cannot_fallthru to false.
36 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
37 to true for a noreturn call. Do not remove statements.
38 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
39 Set cannot_fallthru to false on function exit.
40 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
41 <GIMPLE_ASSIGN>: Remove.
43 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
45 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
47 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
49 * config/s390/s390.c (s390_z10_optimize_cmp): Use
50 next/prev_active_insn to skip DEBUG_INSNs as well.
52 2009-10-19 Joseph Myers <joseph@codesourcery.com>
54 * config/arm/arm.c (output_move_neon): Use DImode in call to
57 2009-10-19 Matthias Klose <doko@ubuntu.com>
60 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
62 2009-10-19 Jakub Jelinek <jakub@redhat.com>
64 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM
67 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
70 * optabs.c (expand_binop): Make mode of shift count expression mode
71 of shift count not target.
74 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
76 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
77 case. Force using values to replace references within the statement.
78 (convert_local_reference_stmt): Likewise.
80 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
82 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
83 remove a subsequent GOTO or RETURN statement.
85 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
87 * config/avr.md (*movqi): Add zero as equally preferable constraint
91 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
93 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
95 2009-10-17 Richard Guenther <rguenther@suse.de>
97 * lto-streamer-in.c (lto_input_location): Try to reuse
100 2009-10-17 Richard Guenther <rguenther@suse.de>
102 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
103 operands in COMPONENT_REFs.
105 2009-10-17 Anatoly Sokolov <aesok@post.ru>
107 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
108 if not defined. Change type of second argument to const_rtx.
109 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
111 * targhooks.h (default_libcall_value): Update prototype.
112 * target.h (struct gcc_target): Change type of second argument of
113 libcall_value to const_rtx.
114 * config/arm/arm.c (arm_libcall_value): Change type of second argument
116 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
117 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
119 2009-10-17 Jakub Jelinek <jakub@redhat.com>
122 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
123 * cgraphunit.c (cgraph_optimize): Call it.
124 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
125 (dwarf2out_assembly_start): ... here. New hook.
126 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
127 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
129 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
130 * sdbout.c (sdb_debug_hooks): Likewise.
131 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
132 (vmsdbgout_assembly_start): New hook.
134 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
136 * rtl.h (RTL_LOCATION): Fix typo.
138 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
140 * print-rtl.c (print_rtx): Print locators in asm_operands
143 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
146 * sched-deps.c (depl_on_debug_p): New.
147 (attach_dep_link): Reject debug deps before nondebug deps.
148 (add_to_deps_list): Insert debug deps after nondebug deps.
149 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
151 (sd_add_dep): Do not reject debug deps.
152 (add_insn_mem_dependence): Don't count debug deps.
153 (remove_from_deps): Likewise.
154 (sched_analyze_2): Set up mem deps on debug insns.
155 (sched_analyze_insn): Record reg uses for deps on debug insns.
156 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
157 try_ready nondebug insn after debug insn.
158 * ddg.c (create_ddg_dep_from_intra_loop_link,
159 create_ddg_dep_no_link): Don't reject debug deps.
161 2009-10-16 Richard Guenther <rguenther@suse.de>
163 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
164 (maybe_merge_incomplete_and_complete_type): Likewise.
165 (lto_symtab_merge): Do not call them. Do not warn for
166 complete vs. incomplete compatible types.
167 (lto_symtab_merge_decls_2): Simplify.
168 * gimple.c (gimple_force_type_merge): Remove.
169 (gimple_types_compatible_p): Make it static.
170 * gimple.h (gimple_force_type_merge): Remove.
171 (gimple_types_compatible_p): Likewise.
173 2009-10-16 Jakub Jelinek <jakub@redhat.com>
175 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
176 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
178 2009-10-16 Richard Guenther <rguenther@suse.de>
180 PR tree-optimization/41728
181 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
182 if fold_stmt did anything.
184 2009-10-16 Richard Guenther <rguenther@suse.de>
187 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
188 (maybe_fixup_handled_component): New function.
189 (input_gimple_stmt): Fixup mismatched decl replacements.
191 2009-10-16 Richard Guenther <rguenther@suse.de>
194 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
195 the same as VAR_DECL.
197 2009-10-16 Richard Guenther <rguenther@suse.de>
199 * gimple.c (iterative_hash_gimple_type): For integer types
200 also hash their minimum and maximum values and the string flag.
201 For array types hash their domain and the string flag.
203 2009-10-16 Richard Guenther <rguenther@suse.de>
205 * gimple.c (gimple_types_compatible_p): Restrict completing
206 types to record or unions. Simplify completion.
207 Do not merge records or unions with different
208 TYPE_STRUCTURAL_EQUALITY_P tag.
209 (iterative_hash_gimple_type): Restrict non-recursing into
210 pointer targets for records and unions.
212 2009-10-15 Jakub Jelinek <jakub@redhat.com>
215 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
216 * dwarf2out.c (mem_loc_descriptor): Don't handle
217 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
218 punt if it is not lowpart subreg or if inner mode isn't
221 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
223 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
224 investigating previous or next insns.
226 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
228 * tree-sra.c (build_ref_for_offset_1): Update comment.
230 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
232 * config/s390/s390.md (atype): Added missing values.
234 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
237 * pa.md (casesi): Use sign extended index in call to
239 (casesi64p): Update pattern to reflect above.
241 2009-10-15 Steve Ellcey <sje@cup.hp.com>
243 PR rtl-optimization/41697
244 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
246 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
249 * config/rs6000/predicates.md: Update copyright year.
250 * config/rs6000/altivec.md: Ditto.
252 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
253 (MD_INCLUDES): Add a2.md.
255 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
256 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
257 (builtin_classify): New static vector to classify various builtins
258 to get the tree attributes correct.
259 (def_builtin): Set the attributes of builtins based on what the
260 builtin does (i.e. memory operation, floating point, saturation
261 need special attributes, others are pure functions).
263 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
265 (enum rs6000_builtins): Include rs6000-builtin.def to define the
266 builtins. Change the end marker to MAX_RS6000_BUILTINS from
267 RS6000_BUILTIN_COUNT.
268 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
271 * config/rs6000/rs6000-builtin.def: New file that combines the
272 builtin enumeration name and attributes.
274 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
276 * config/i386/linux.h (ASM_SPEC): Add --32.
278 2009-10-15 Jakub Jelinek <jakub@redhat.com>
280 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
281 and DW_TAG_template_alias.
282 (dwarf_attr_name): Handle DW_AT_main_subprogram,
283 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
284 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
285 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
286 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
287 and DW_AT_GNU_odr_signature.
288 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
289 DW_FORM_flag_present and DW_FORM_ref_sig8.
290 (output_signature): Only print name on the first byte.
291 (output_die): Likewise for dw_val_class_data8.
293 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
295 * doc/invoke.texi: Clarify that most optimizations are not enabled
298 2009-10-15 Richard Guenther <rguenther@suse.de>
301 * gimple.c (compare_type_names_p): Handle anonymous names
302 differently based on new mode argument.
303 (gimple_types_compatible_p): For structs also compare the tags.
304 (iterative_hash_type_name): Rename to ...
305 (iterative_hash_name): ... this. Hash all names.
306 (iterative_hash_gimple_type): Fix hashing the struct tag of
307 pointer targets. Hash field decl names.
309 2009-10-15 Richard Guenther <rguenther@suse.de>
312 * gimple.c (gimple_get_alias_set): Avoid recursing on
313 invalid type topology.
315 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
317 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
319 2009-10-15 Richard Guenther <rguenther@suse.de>
321 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
323 2009-10-15 Jakub Jelinek <jakub@redhat.com>
325 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
326 add --with-tune{,-32,-64} configured default for -mtune if explicit
329 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
331 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds
334 2009-10-14 DJ Delorie <dj@redhat.com>
336 * config/h8300/h8300.c (F): New.
338 (h8300_emit_stack_adjustment): Call them.
340 (h8300_push_pop): Likewise.
341 (h8300_expand_prologue): Likewise.
342 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
343 (MUST_USE_SJLJ_EXCEPTIONS): Define.
344 (INCOMING_RETURN_ADDR_RTX): Define.
345 (INCOMING_FRAME_SP_OFFSET): Define.
346 (DWARF_CIE_DATA_ALIGNMENT): Define.
348 2009-10-14 Jakub Jelinek <jakub@redhat.com>
350 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
351 fields in builtin structs.
352 (finalize_record_size): Likewise.
354 2009-10-14 Richard Guenther <rguenther@suse.de>
356 * gimple.c (gtc_ob): New global.
357 (struct type_pair_d): Replace pointers with type UIDs.
358 (type_pair_hash): Adjust.
359 (type_pair_eq): Likewise.
360 (lookup_type_pair): Likewise. Allocate from an obstack.
361 (gimple_force_type_merge): Adjust.
362 (gimple_types_compatible_p): Likewise.
363 (free_gimple_type_tables): Free the obstack.
365 2009-10-14 Jakub Jelinek <jakub@redhat.com>
367 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
368 stmts setting DEBUG_EXPR_DECLs.
370 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
371 Don't crash if mode1 is VOIDmode.
373 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
375 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
376 * params.h (IRA_LOOP_RESERVED_REGS): New
377 * tree-pass.h (pass_subregs_of_mode_init,
378 pass_subregs_of_mode_finish): Remove.
379 * passes.c (pass_subregs_of_mode_init,
380 pass_subregs_of_mode_finish): Remove.
381 (pass_reginfo_init): Move before loop optimizations.
382 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
383 * common.opt (fira-loop-pressure): New.
384 * toplev.h (flag_ira_loop_pressure): New.
385 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New
387 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
388 Make external and void type functions.
389 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
390 pass_subregs_of_mode_finish): Remove.
391 * ira-costs.c (init_costs): Call init_subregs_of_mode.
392 * regmove.c: Include ira.h.
393 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
394 register pressure calculation in loops.
395 * loop-invariant.c: Include REGS_H and ira.h.
396 (struct loop_data): New members max_reg_pressure, regs_ref, and
398 (struct invariant): New member orig_regno.
399 (curr_loop): New variable.
400 (find_exits): Initialize regs_ref and regs_live.
401 (create_new_invariant): Initialize orig_regno.
402 (get_cover_class_and_nregs): New.
403 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
404 array. Add code for flag_ira_loop_pressure.
405 (gain_for_invariant): Make new_regs an array. Add code for
406 flag_ira_loop_pressure.
407 (best_gain_for_invariant): Ditto.
408 (set_move_mark): New parameter gain. Use it for debugging output.
409 (find_invariants_to_move): Make regs_needed and new_regs an array.
410 Add code for flag_ira_loop_pressure.
411 (move_invariant_reg): Set up orig_regno.
412 (move_invariants): Set up reg classes for pseudos for
413 flag_ira_loop_pressure.
414 (free_loop_data): Clear regs_ref and regs_live.
415 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
416 get_regno_cover_class, change_pressure, mark_regno_live,
417 mark_regno_death, mark_reg_store, mark_reg_clobber,
418 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
419 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
420 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
421 register pressure calculation in loops if new regs were added.
422 Call finish_subregs_of_mode.
423 * opts.c (decode_options): Set up flag_ira_loop_pressure.
424 * Makefile.in (loop-invariant.o): Add ira.h.
426 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
428 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
430 2009-10-14 Richard Guenther <rguenther@suse.de>
432 * lto-symtab.c (lto_symtab_compatible): Fold in ...
433 (lto_symtab_merge): ... here. Rewrite both to take the
434 prevailing and a to-be-merged entry and to queue diagnostics
436 (lto_symtab_resolve_replaceable_p): New predicate for
438 (lto_symtab_resolve_can_prevail_p): Likewise.
439 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
440 handles merging commons by choosing the largest decl. Fold
441 in code that gives ODR errors.
442 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
444 (lto_symtab_merge_decls_1): Re-structure. Deal with the
445 case of no prevailing decl here. Diagnose mismatches
446 in object types here. Drop all but the prevailing decls.
447 (lto_symtab_prevailing_decl): Return the single prevailing decl.
448 * lto-streamer-in.c (lto_input_tree_ref): Deal with
449 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
451 2009-10-14 Richard Guenther <rguenther@suse.de>
454 * lto-streamer-in.c (input_bb): Replace debug stmts with
455 nops instead of dropping them.
457 2009-10-14 Nick Clifton <nickc@redhat.com>
459 * gcc/doc/extended.texi: Replace the dash character with
460 @minus{} in situations where it is being used as a minus
462 * gcc/doc/tm.texi: Likewise.
463 * gcc/doc/md.texi: Likewise.
465 2009-10-14 Jakub Jelinek <jakub@redhat.com>
467 PR preprocessor/41543
468 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
469 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
470 * tree.c: Include intl.h.
471 (expand_location): Handle BUILTINS_LOCATION.
472 * Makefile.in (tree.o): Depend on intl.h.
475 * dwarf2out.c (dwarf2out_var_location): Always clear
476 last_postcall_label when changing last_label.
478 2009-10-14 Pascal Obry <obry@adacore.com>
480 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
481 (process_command): Handle -E as done with -c and -S. Do not add
482 the target executable suffix to the output file when -E is used.
483 (main): Adjust error message accordingly.
485 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
491 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
493 (tree_code_size): Likewise.
495 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
497 * builtins.c (fold_builtin_1): Support complex "arc" functions.
498 * real.h (HAVE_mpc_arc): Define.
500 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
502 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
503 (struct builtin_description): Add fndecl field.
504 (bdesc): Remove const qualifier. Update initializer.
505 (sh_media_init_builtins): Remove const qualifier for d. Record
506 the result of add_builtin_function to the fndecl field.
507 (sh_builtin_decl): New.
508 (sh_media_builtin_decl): New.
510 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
513 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
514 requests between special registers.
516 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
518 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
520 2009-10-13 Richard Henderson <rth@redhat.com>
522 PR tree-optimization/41377
523 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
524 (cleanup_empty_eh_merge_phis): New change_region parameter;
525 pass it on to redirect_eh_edge_1. Update callers.
526 (cleanup_empty_eh_unsplit): Don't require an existing EH label
527 at the destination block.
529 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
531 * passes.c (register_pass): Replaced gcc_unreachable by
532 fatal_error on failure. Mentions plugins in comments & messages.
534 2009-10-13 Jakub Jelinek <jakub@redhat.com>
537 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
538 * sched-vis.c (print_value): Use it.
539 * cselib.c (cselib_hash_rtx): Likewise.
540 * print-rtl.c (print_rtx): Likewise.
541 * cfgexpand.c (expand_debug_rtx): Likewise.
542 * var-tracking.c (vt_expand_loc_callback): Likewise.
544 2009-10-13 Richard Guenther <rguenther@suse.de>
547 * opts.c (handle_option): Split out code to handle setting
548 the options flag var ...
549 (set_option): ... here.
550 * opts.h (set_option): Declare.
551 * lto-opts.c (register_user_option_p): Include -fexceptions
552 and all position independent code variants.
553 (handle_common_option): Remove.
554 (lto_reissue_options): Use set_option.
556 2009-10-13 Martin Jambor <mjambor@suse.cz>
558 PR tree-optimization/41661
559 * ipa-prop.c (compute_complex_pass_through): Allow only operations
560 that are tcc_comparisons or do not change the type in any
562 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
563 folding tcc_comparison operations.
565 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
567 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
570 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
576 * tree.def (DEBUG_EXPR_DECL): New.
577 * rtl.def (DEBUG_EXPR): New.
578 * gengtype.c (adjust_field_rtx_def): Handle it.
579 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
580 (insert_debug_temp_for_var_def): ... this. Drop support for
581 moving. Take iterator for def stmt; insert debug stmt before it.
582 Scan early for use count and kind in debug stmts.
583 (propagate_defs_into_debug_stmts): Rename to...
584 (insert_debug_temps_for_defs): ... this. Likewise.
585 * tree.h (DEBUG_TEMP_UID): New.
586 * tree.c (next_debug_decl_uid): New.
587 (make_node_stat): Count debug decls separately.
588 (copy_node_stat): Likewise.
589 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
590 * var-tracking.c (dv_is_decl_p): Recognize it.
591 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
592 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
593 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
594 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
595 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
596 (cselib_hash_rtx): Likewise.
597 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
598 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
600 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
601 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
602 * rtl.c (copy_rtx): Likewise.
603 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
604 * print-rtl.c (print_rtx): Likewise.
605 * sched-vis.c (print_value): Likewise.
606 (print_insn): Handle DEBUG_EXPR_DECL.
607 * tree-dump.c (dequeue_and_dump): Likewise.
608 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
609 * gimple-iterator (gsi_replace): Check for same lhs.
610 (gsi_remove): Insert debug temps.
611 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
612 (move_computations_stmt): Drop explicit propagation into debug stmts.
613 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
614 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
615 * tree-ssa-sink.c (statement_sink_location): Likewise.
616 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
617 * tree-ssanames.c (release_ssa_name): Adjust for rename.
618 * tree-flow.h: Likewise.
619 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
620 debug temps without values.
621 (eliminate_unnecessary_stmts): Don't discard just-inserted
624 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
627 * config/cris/cris.md (andu): Check that operand 1 is one of the
628 general registers. Fix typo in head comment.
630 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
632 * config/i386/i386.md (vswapmov): New.
633 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
634 (ix86_function_ms_hook_prologue): New.
635 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
636 * configure.ac: Test for swap suffix support in as.
637 * configure: Rebuild.
639 2009-10-12 Jakub Jelinek <jakub@redhat.com>
642 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
643 paradoxical subregs to prevent partial register stalls if the inner
644 mode is integer mode.
646 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
648 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
650 2009-10-12 Dodji Seketeli <dodji@redhat.com>
653 * gcc/dwarf2out.c (template_parameter_pack_die,
654 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
656 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
659 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
661 (maybe_register_def): Likewise. Take stmt iterator.
662 (rewrite_update_stmt): Take stmt iterator and pass it on.
663 (rewrite_update_enter_block): Pass stmt iterator.
665 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
667 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
668 (spu_builtin_decl): New function.
670 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
672 * config/i386/i386.md (SWIM): New mode iterator.
673 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
674 using SWIM mode iterator.
675 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
676 patterns using SWI48 mode iterator.
677 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
678 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
679 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
680 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
681 patterns using SWI248 mode iterator.
682 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
683 gen_x86_movdicc_0_m1_rex64 for renamed function
685 2009-10-11 Jose Ruiz <ruiz@adacore.com>
686 Eric Botcazou <ebotcazou@adacore.com>
689 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
690 * config/sparc/sol2-unwind.h: New file.
692 2009-10-11 Olivier Hainque <hainque@adacore.com>
693 Eric Botcazou <ebotcazou@adacore.com>
696 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
697 * config/i386/sol2-unwind.h: New file.
699 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
702 * config/i386/i386.md (addsi_1_zext): Get the proper second
705 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
707 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
708 all OLD_RTXes, not just REGs. Use copy_rtx to create the
711 2009-10-11 Richard Guenther <rguenther@suse.de>
713 * gimple.c (iterative_hash_type_name): Do not handle special
716 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
718 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
719 (*setcc_si_1_and): Ditto.
720 (*setcc_si_1_movzbl): Ditto.
721 (*setcc_<mode>_2): Ditto.
722 (*setcc_qi): Rename from *setcc_1.
723 (*setcc_qi_slp): Rename from *setcc_2.
725 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
726 (*zero_extendqisi2_movzbw_and splitter): Ditto.
728 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
729 "if" condition, there is already assert with reload_completed present.
731 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
733 * plugin.c (try_init_one_plugin): Improve constness of variable err.
735 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
737 * doc/install.texi (Final install): Refer to
738 http://gcc.gnu.org/bugs/ for bug reporting.
740 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
742 * configure.ac: Add test for dci instruction.
743 * configure: Regenerate.
744 * config.in: Likewise.
745 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
746 * doc/invoke.texi: Add cpu_type 476 and 476fp.
747 (-mmulhw): Add 476 to description.
749 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
750 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
751 (processor_target_table): Add 476 and 476fp entries.
752 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
753 (rs6000_issue_rate): Add CPU_PPC476.
754 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
755 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
756 (processor_type): Add PROCESSOR_PPC476.
757 (EXTRA_SPECS): Add asm_cpu_476 string.
758 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
759 (define_attr "cpu"): Add ppc476.
761 Update comments for 476.
762 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
763 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
764 Update copyright year.
765 * config/rs6000/476.md: New file.
766 * config/rs6000/40x.md: Add description for "isel" attribute.
767 Update copyright year.
768 * config/rs6000/440.md: Likewise.
769 * config/rs6000/603.md: Likewise.
770 * config/rs6000/6xx.md: Likewise.
771 * config/rs6000/7450.md: Likewise.
772 * config/rs6000/7xx.md: Likewise.
773 * config/rs6000/8540.md: Likewise.
774 * config/rs6000/cell.md: Likewise.
775 * config/rs6000/e300c2c3.md: Likewise.
776 * config/rs6000/e500mc.md: Likewise.
777 * config/rs6000/mpc.md: Likewise.
778 * config/rs6000/power4.md: Likewise.
779 * config/rs6000/power5.md: Likewise.
780 * config/rs6000/power6.md: Likewise.
781 * config/rs6000/power7.md: Likewise.
782 * config/rs6000/rios1.md: Likewise.
783 * config/rs6000/rios2.md: Likewise.
784 * config/rs6000/rs64.md: Likewise.
786 2009-10-10 Richard Guenther <rguenther@suse.de>
788 PR tree-optimization/41654
789 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
790 a cond expr before calling gimple_cond_set_condition_from_tree.
791 (ifcombine_iforif): Likewise.
793 2009-10-09 Ian Lance Taylor <iant@google.com>
795 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
796 * configure: Rebuild.
798 2009-10-09 Neil Vachharajani <nvachhar@google.com>
800 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
803 2009-10-09 Richard Guenther <rguenther@suse.de>
806 * target-def.h (TARGET_BUILTIN_DECL): Define.
807 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
808 * target.h (struct gcc_target): Add builtin_decl target hook.
809 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
810 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
812 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
814 (lto_output_builtin_tree): Sorry if the target does not support
815 streaming target builtins.
816 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
817 (rs6000_builtin_decl): New function.
818 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
819 (ix86_builtin_decl): New function.
821 2009-10-09 Jakub Jelinek <jakub@redhat.com>
823 PR preprocessor/41445
824 * c-ppoutput.c (do_line_change): New function.
825 (cb_line_change): Use it.
826 (scan_translation_unit): Call do_line_change if
827 avoid_paste or PREV_WHITE and token location is on a different line
831 * dwarf2out.c (dwarf2out_init): Test whether
832 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
835 PR rtl-optimization/41646
836 * calls.c (expand_call): For BLKmode types returned in registers
837 avoid likely spilled hard regs in copy_blkmode_from_reg generated
840 2009-10-09 Richard Guenther <rguenther@suse.de>
842 PR tree-optimization/41634
843 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
844 we remove the correct elements.
845 (optimize_stmt): Make sure to update stmt operands before
846 optimizing redundancies.
848 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
850 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
852 2009-10-09 Richard Guenther <rguenther@suse.de>
855 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
857 (lto_wrapper_exit): New function.
859 (fatal_perror): Likewise.
860 (fork_execute): Use global args_name, do not free it.
861 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
862 * lto-streamer.h: Remove duplicate prototypes.
864 2009-10-09 Richard Guenther <rguenther@suse.de>
866 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
867 before calling stmt_can_throw_external.
869 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
871 PR tree-optimization/40071
872 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
873 pointer if the original data reference doesn't conflict with the
874 created vector data reference. Fix long line.
876 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
878 * config/i386/i386.md (any_div): New code iterator.
879 (u): Handle div and udiv.
881 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
883 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
884 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
885 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
886 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
888 2009-10-08 Joseph Myers <joseph@codesourcery.com>
890 * gcc.c (main): Remove trailing "." from diagnostics.
892 2009-10-08 Cary Coutant <ccoutant@google.com>
894 Add support for debugging with ICF (Identical Code Folding).
895 * calls.c (debug.h): New #include.
896 (emit_call_1): Call virtual_call_token debug hook.
897 * common.opt (-fenable-icf-debug): New option.
898 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
899 locations in the source).
900 (poc_label_num): New variable.
901 (dcall_entry, vcall_entry): New typedefs.
902 (dcall_table, vcall_table): New variables.
903 (struct vcall_insn): New type.
904 (vcall_insn_table): New variable.
905 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
906 (size_of_dcall_table): New function.
907 (output_dcall_table): New function.
908 (size_of_vcall_table): New function.
909 (output_vcall_table): New function.
910 (dwarf2out_direct_call): New function.
911 (vcall_insn_table_hash): New function.
912 (vcall_insn_table_eq): New function.
913 (dwarf2out_virtual_call_token): New function.
914 (dwarf2out_virtual_call): New function.
915 (dwarf2out_init): Allocate new tables and sections.
916 (prune_unused_types): Mark DIEs referenced from direct call table.
917 (dwarf2out_finish): Output direct and virtual call tables.
918 * final.c (final_scan_insn): Call direct_call and virtual_call
920 * debug.h (struct gcc_debug_hooks): Add direct_call,
921 virtual_call_token, virtual_call hooks.
922 (debug_nothing_uid): New function.
923 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
924 (debug_nothing_uid): New function.
925 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
926 (xcoff_debug_hooks): Likewise.
927 * sdbout.c (sdb_debug_hooks): Likewise.
928 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
929 * doc/invoke.texi (-fenable-icf-debug): New option.
931 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
934 * regmove.c (regmove_backward_pass): Replace src with dst in the
935 debug insn, and check for dst before rather than after.
937 2009-10-08 Janis Johnson <janis187@us.ibm.com>
939 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
940 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
942 2009-10-08 Jan Hubicka <jh@suse.cz>
945 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
946 do not mark cgraph nodes as needed.
947 (record_references_in_initializer): Add new only_vars parameter.
948 * cgraph.h (record_references_in_initializer): New parameter.
949 * varasm.c (assemble_variable): Update call.
950 * varpool.c (varpool_analyze_pending_decls): Always look for
953 2009-10-08 Anatoly Sokolov <aesok@post.ru>
955 * config/avr/avr.c (last_insn_address) Remove variable.
956 (expand_prologue): Don't initialise last_insn_address variable.
957 (final_prescan_insn): Don't output insn size.
958 * config/avr/avr.opt (msize): Remove switch.
959 * doc/invoke.texi (AVR Options): Remove documentation of -msize
962 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
964 * combine.c (label_tick_ebb_start): Fix comment.
965 (combine_instructions): Set label_tick and label_tick_ebb_start before
966 calling setup_incoming_promotions. Start them from 1. Increment
967 label_tick instead of deriving it from the BB index. Rather than
968 comparing ticks use the block from the previous iteration to decide
969 whether to start a new EBB. Remove empty lines before function.
971 2009-10-08 Michael Matz <matz@suse.de>
974 * builtins.c (fold_builtin_isascii): Use fold_build2.
975 (fold_builtin_isdigit): Ditto.
976 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
977 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
978 remove_useless_stmts_cond, remove_useless_stmts_tf,
979 remove_useless_stmts_tc, remove_useless_stmts_bind,
980 remove_useless_stmts_goto, remove_useless_stmts_label,
981 remove_useless_stmts_1, remove_useless_stmts,
982 pass_remove_useless_stmts): Remove.
983 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
984 * passes.c (init_optimization_passes): Don't add
985 pass_remove_useless_stmts.
986 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
987 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
989 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
990 for static constants.
991 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
992 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
994 2009-10-08 Richard Guenther <rguenther@suse.de>
996 * gimple.c (free_gimple_type_tables): New function.
997 * gimple.h (free_gimple_type_tables): Declare.
999 2009-10-07 Mark Heffernan <meheff@google.com>
1001 * ipa-prop.c (ipa_print_node_params) Only print
1002 names of named arguments.
1004 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
1006 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
1007 being statically linked.
1009 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1011 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
1013 2009-10-08 Jan Hubicka <jh@suse.cz>
1016 * ipa.c (cgraph_externally_visible_p,
1017 function_and_variable_visibility,
1018 whole_program_function_and_variable_visibility): Skip non-finalized
1021 2009-10-08 Nick Clifton <nickc@redhat.com>
1023 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
1026 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
1029 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
1031 2009-10-07 Joseph Myers <joseph@codesourcery.com>
1034 * c-common.c (c_fully_fold_internal): Strip nops from the result
1035 of recursive calls to c_fully_fold_internal.
1036 (c_wrap_maybe_const): New.
1037 (c_save_expr): Use c_wrap_maybe_const.
1038 * c-common.h (c_wrap_maybe_const): Declare.
1039 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
1040 build_binary_op): Use c_wrap_maybe_const.
1042 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1044 * real.c: Fix comment to reflect actual exponent size.
1046 2009-10-08 Ben Elliston <bje@au.ibm.com>
1048 * config/rs6000/a2.md: Add FSF comment header.
1050 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
1052 * config/i386/i386.md (any_extend): New code iterator.
1053 (u, s): New code attributes.
1055 (DWIH): Rewrite as code iterator for SI and DI modes.
1056 (DWI): Rewrite as mode attribute.
1057 (dwi): New mode attribute.
1058 (di): Depend on SI mode and DI mode.
1059 (doubleint_general_operand): Remove mode attribute.
1061 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
1064 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
1065 (*sub<mode>3_doubleword): Ditto.
1067 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
1068 using SWIM248 mode iterator.
1069 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
1070 using SWI48 mode iterator.
1071 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
1072 patterns using DWIH mode iterator and any_extend code iterator.
1073 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
1074 using any_extend code iterator.
1075 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
1076 patterns using DWIH mode iterator and any_extend code iterator.
1077 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
1078 using any_extend code iterator.
1079 (<s>mul<mode>3_highpart): Macroize expander from
1080 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
1081 and any_extend code iterator.
1082 (*<s>muldi3_highpart_1): Macroize insn from
1083 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
1084 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
1085 patterns using any_extend code iterator.
1086 (*<s>mulsi3_highpart_zext): Macroize insn from
1087 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
1089 2009-10-07 Jakub Jelinek <jakub@redhat.com>
1091 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
1092 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
1093 refering to a DIE with DW_AT_const_value.
1095 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
1098 * ira-lives.c (check_and_make_def_conflict): Process all operands.
1100 2009-10-06 Jan Hubicka <jh@suse.cz>
1102 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
1105 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1107 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
1108 *lea_2_rex64): Move before *add<mode>_1 pattern.
1110 2009-10-07 Jan Hubicka <jh@suse.cz>
1112 * collect2.c (main): Add -fno-whole-program.
1113 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
1115 2009-10-07 Jan Hubicka <jh@suse.cz>
1117 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
1118 has no address taken.
1119 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
1121 (cgraph_clone_node): Clear externally_visible flag for clones.
1122 * cgraph.h (cgraph_only_called_directly_p,
1123 cgraph_can_remove_if_no_direct_calls_p): New predicates.
1124 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
1125 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
1126 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
1127 ipcp_insert_stage): Likwise.
1128 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
1129 externally_visible flag.
1130 (verify_cgraph_node): Verify that inline clones look right.
1131 (process_function_and_variable_attributes): Do not set
1132 externally_visible flags.
1133 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
1135 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
1137 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
1138 clear externally_visible when turning into inline clones
1139 (cgraph_mark_inline_edge): Use new predicates.
1140 (cgraph_estimate_growth): Likewise.
1141 (cgraph_decide_inlining): Likewise.
1142 * ipa.c (cgraph_postorder): Likewise.
1143 (cgraph_remove_unreachable_nodes): Likewise; sanity check
1144 that inline clones are not needed.
1145 (cgraph_externally_visible_p): New predicate.
1146 (function_and_variable_visibility): Add whole_program parameter;
1147 always set externally_visible flag; handle COMDAT function
1149 (local_function_and_variable_visibility): New function.
1150 (gate_whole_program_function_and_variable_visibility): New function.
1151 (whole_program_function_and_variable_visibility): New function.
1152 (pass_ipa_whole_program_visibility): New function.
1153 * passes.c (init_optimization_passes): Add whole program visibility
1155 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
1156 not care about needed/reachable flags.
1157 * varpool.c: Include flags.h
1158 (decide_is_variable_needed): When doing LTO assume whole-program mode.
1159 (varpool_finalize_decl): When we are in LTO read-back, all variables
1161 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
1163 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1165 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
1168 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1170 * config.gcc: Don't include the makefile fragments intended for
1172 * config/s390/fixdfdi.h: File removed.
1173 * config/s390/libgcc-glibc.ver: File removed.
1174 * config/s390/s390.h: Remove the fixdfdi.h hack.
1175 * config/s390/t-crtstuff: File moved to libgcc dir.
1176 * config/s390/t-linux: Likewise.
1177 * config/s390/t-tpf: libgcc specific parts removed.
1178 * config/s390/t-linux64: Likewise.
1180 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1182 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
1183 (lto-compress.o): Likewise.
1185 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
1188 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
1189 dllexport to class members here.
1190 (i386_pe_determine_dllimport_p): Only check static class data for
1192 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
1193 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
1194 functions for vague linkage.
1195 (i386_pe_type_dllexport_p): Fix formatting.
1196 (maybe_add_dllexport) New function.
1197 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
1200 2009-10-07 Ben Elliston <bje@au.ibm.com>
1202 * config/rs6000/a2.md: Remove duplicated lines.
1204 2009-10-07 Ben Elliston <bje@au.ibm.com>
1206 * config.gcc (powerpc*-*-*): Handle a2.
1207 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
1208 * config/rs6000/a2.md: New file.
1209 * config/rs6000/rs6000.opt (mno-update): New.
1210 (mupdate): Return to using a mask, not a var.
1211 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
1212 (enum processor_type): Add PROCESSOR_PPCA2.
1213 * config/rs6000/rs6000.c (ppca2_cost): New costs.
1214 (rs6000_override_options): Add "a2" to processor_target_table.
1215 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
1216 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
1218 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1220 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
1221 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
1222 reference to nonexistent gen_truncxfxf2 function.
1224 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1226 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
1227 (DWIH, g, di, doubleint_general_operand): New mode attributes.
1228 (general_operand): Handle TI mode.
1229 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
1230 using SDWIM mode iterator.
1231 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
1232 pattern from *add{di,ti}3_1 patterns and corresponding splitters
1233 using DWI mode iterator.
1234 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
1235 patterns using SWI mode iterator.
1236 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
1237 using SWI48 mode iterator.
1238 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
1239 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
1240 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
1241 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
1242 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
1243 using SDWIM mode iterator.
1244 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
1245 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
1246 using DWI mode iterator.
1247 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
1248 patterns using SWI mode iterator.
1249 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
1250 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
1251 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
1252 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
1253 patterns using plusminus code iterator.
1254 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
1255 sub<mode>3 patterns using plusminus code iterator.
1256 * config/i386/i386.c (override_options): Update the call to
1257 gen_subdi_carry_rex64 for renamed function.
1258 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
1259 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
1260 calls to instruction expanders.
1262 2009-10-06 Martin Jambor <mjambor@suse.cz>
1265 * opts.c (decode_options): Run IPA-SRA at -O2.
1267 2009-10-06 Richard Guenther <rguenther@suse.de>
1269 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
1271 2009-10-06 Tobias Burnus <burnus@net-b.de>
1274 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
1275 -flto and -fwhole-program flags can be combined.
1277 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
1280 * gcc.c (process_command): Check that -o argument was specified.
1282 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1284 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
1286 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1288 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
1289 * doc/invoke.texi (Warning Options): Annotate allowed languages
1290 for -Wunsuffixed-float-constants.
1292 2009-10-05 Jakub Jelinek <jakub@redhat.com>
1294 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
1295 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
1296 same name and isn't the main variant.
1299 * dwarf2out.c (loc_by_reference): Removed.
1300 (dw_loc_list_1): New function.
1301 (dw_loc_list): Remove toplev argument, add want_address argument.
1302 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1303 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1304 want_address == 2 to dw_loc_list. For successful dw_loc_list
1305 set have_address to 1 only if want_address is not 0.
1307 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1309 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1310 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1311 a code block followed by two pointers.
1312 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1313 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1314 (MIPS_MOVE): Likewise.
1315 (MIPS_LUI): Likewise.
1316 (MIPS_JR): Likewise.
1317 (MIPS_BAL): Likewise.
1318 (MIPS_NOP): Likewise.
1319 (mips_asm_trampoline_template): Delete.
1320 (mips_trampoline_code_size): New function.
1321 (mips_trampoline_init): Add shorter sequences for all cases
1322 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1323 Calculate the opcodes directly, rather than copying from a template.
1324 Only flush the code part of the trampoline.
1325 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1327 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1329 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1330 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1331 (INCOMING_RETURN_ADDR_RTX): Likewise.
1332 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1334 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1335 with RETURN_ADDR_REGNUM.
1336 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1337 * config/mips/mips.c (mips16_build_call_stub): Replace
1338 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1339 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1340 (mips_print_operand_punctuation): Likewise.
1341 (mips_frame_set): Likewise.
1342 (mips16e_output_save_restore): Likewise.
1343 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1344 (mips_save_reg_p): Likewise.
1345 (mips_return_addr): Likewise.
1346 (mips_set_return_address): Likewise.
1347 (mips_direct_save_slot_move_p): Likewise.
1348 (mips_output_function_prologue): Likewise.
1349 (mips_restore_reg): Likewise.
1350 (mips_expand_epilogue): Likewise.
1351 (mips_epilogue_uses): Likewise.
1352 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1353 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1354 (clear_hazard_<mode>): Likewise.
1355 (call_internal): Likewise.
1356 (call_internal_direct): Likewise.
1357 (call_direct_split): Likewise.
1358 (call_value_internal): Likewise.
1359 (call_value_split): Likewise.
1360 (call_value_internal_direct): Likewise.
1361 (call_value_direct_split): Likewise.
1362 (call_value_multiple_internal): Likewise.
1363 (call_value_multiple_split): Likewise.
1365 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1366 Jakub Jelinek <jakub@redhat.com>
1368 PR rtl-optimization/41511
1369 * combine.c (record_value_for_reg): Pass explicit values as argument
1370 to get_last_value_validate.
1371 (get_last_value_validate): Document INSN parameter.
1372 For non-readonly MEMs, assume they might have been modified if INSN
1373 was in another basic block.
1374 (get_last_value): Minor reformatting.
1376 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1379 * final.c (asm_str_count): Split out from asm_insn_count.
1380 * rtl.h (asm_str_count): New prototype.
1381 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1384 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1386 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1388 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1389 Rafael Espindola <espindola@google.com>
1391 * gengtype.c (write_types): Moved call to write_func_for_structure
1392 into seperate loops.
1394 2009-10-05 Richard Guenther <rguenther@suse.de>
1397 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1398 (input_cgraph_1): Input toplevel asms.
1400 2009-10-05 Richard Guenther <rguenther@suse.de>
1403 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1404 (external_aggregate_decl_p): Likewise.
1405 (lto_symtab_compatible): Re-structure. Remove dead code.
1406 For variables ignore toplevel qualifiers when comparing types.
1407 Issue warnings, not errors for mismatched user-alignment.
1409 2009-10-05 Richard Guenther <rguenther@suse.de>
1413 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1414 (struct lto_symtab_identifier_def): Likewise.
1415 (struct lto_symtab_decl_def): Likewise.
1416 (struct lto_symtab_entry_def): New.
1417 (lto_symtab_identifier_t): Rename to ...
1418 (lto_symtab_entry_t): ... this.
1419 (lto_symtab_decls): Remove.
1420 (lto_symtab_base_hash): Rename to ...
1421 (lto_symtab_entry_hash): ... this.
1422 (lto_symtab_base_eq): Rename to ...
1423 (lto_symtab_entry_eq): ... this.
1424 (lto_symtab_base_marked_p): Rename to ...
1425 (lto_symtab_entry_marked_p): ... this.
1426 (lto_symtab_identifier_marked_p): Remove.
1427 (lto_symtab_decl_marked_p): Likewise.
1428 (lto_symtab_maybe_init_hash_tables): Rename to ...
1429 (lto_symtab_maybe_init_hash_table): ... this.
1430 (lto_symtab_set_resolution_and_file_data): Remove.
1431 (lto_symtab_register_decl): New function.
1432 (lto_symtab_get_identifier): Remove.
1433 (lto_symtab_get): New function.
1434 (lto_symtab_get_resolution): Adjust.
1435 (lto_symtab_get_identifier_decl): Remove.
1436 (lto_symtab_set_identifier_decl): Likewise.
1437 (lto_symtab_merge_decl): Rename to ...
1438 (lto_symtab_merge): ... this. Rewrite.
1439 (lto_symtab_merge_var): Remove.
1440 (lto_symtab_merge_fn): Likewise.
1441 (lto_symtab_prevailing_decl): Adjust.
1442 (lto_cgraph_replace_node): New function.
1443 (lto_symtab_merge_decls_2): Likewise.
1444 (lto_symtab_merge_decls_1): Likewise.
1445 (lto_symtab_fixup_var_decls): Likewise.
1446 (lto_symtab_resolve_symbols): Likewise.
1447 (lto_symtab_merge_decls): Likewise.
1448 (lto_symtab_prevailing_decl): Adjust.
1449 (lto_symtab_get_symtab_def): Remove.
1450 (lto_symtab_get_file_data): Likewise.
1451 (lto_symtab_clear_resolution): Adjust.
1452 (lto_symtab_clear_resolution): Likewise.
1453 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1454 (input_cgraph_1): Likewise.
1455 * lto-streamer-in.c (get_resolution): Do not provide fake
1456 symbol resolutions here.
1457 (deferred_global_decls): Remove.
1458 (lto_register_deferred_decls_in_symtab): Likewise.
1459 (lto_register_var_decl_in_symtab): Change signature, register
1460 variable via lto_symtab_register_decl.
1461 (lto_register_function_decl_in_symtab): Likewise.
1462 (lto_read_tree): Adjust.
1463 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1464 (lto_symtab_merge_var): Likewise.
1465 (lto_symtab_merge_fn): Likewise.
1466 (lto_symtab_register_decl): Declare.
1467 (lto_symtab_merge_decls): Likewise.
1469 2009-10-05 Richard Guenther <rguenther@suse.de>
1471 PR tree-optimization/23821
1472 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1473 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1474 simple IV increments.
1476 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1478 * config/arm/arm.c (arm_override_options): Really initialize
1479 flag_dwarf2_cfi_asm to 0.
1481 2009-10-05 Doug Kwan <dougkwan@google.com>
1483 PR rtl-optimization/41574
1484 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1485 floating point and we are not doing unsafe math optimizations.
1487 2009-10-03 Simon Baldwin <simonb@google.com>
1488 Cary Coutant <ccoutant@google.com>
1489 Rafael Espindola <espindola@google.com>
1490 Richard Guenther <rguenther@suse.de>
1491 Jan Hubicka <jh@suse.cz>
1492 Doug Kwan <dougkwan@google.com>
1493 H.J. Lu <hongjiu.lu@intel.com>
1494 Bill Maddox <maddox@google.com>
1495 Ryan Mansfield <rmansfield@qnx.com>
1496 Diego Novillo <dnovillo@google.com>
1497 Ollie Wild <aaw@google.com>
1498 Kenneth Zadeck <zadeck@naturalbridge.com>
1500 * lto-cgraph.c: New file.
1501 * lto-compress.c: New file.
1502 * lto-compress.h: New file.
1503 * lto-opts.c: New file.
1504 * lto-section-in.c: New file.
1505 * lto-section-out.c: New file.
1506 * lto-streamer-in.c: New file.
1507 * lto-streamer-out.c: New file.
1508 * lto-streamer.c: New file.
1509 * lto-streamer.h: New file.
1510 * lto-symtab.c: New file.
1511 * lto-wpa-fixup.c: New file.
1512 * lto-wrapper.c: New file.
1514 2009-10-03 Simon Baldwin <baldwin@google.com>
1515 Ben Elliston <bje@au.ibm.com>
1516 Rafael Espindola <espindola@google.com>
1517 Nathan Froyd <froydnj@codesourcery.com>
1518 Jan Hubicka <jh@suse.cz>
1519 Doug Kwan <dougkwan@google.com>
1520 Diego Novillo <dnovillo@google.com>
1521 Kenneth Zadeck <zadeck@naturalbridge.com>
1523 * Makefile.in (enable_lto): New.
1524 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1525 (LINKER_PLUGIN_API_H): Define.
1526 (LTO_SYMTAB_H): Define.
1527 (LTO_STREAMER_H): Define.
1528 (TREE_VECTORIZER_H): Define.
1529 (INCLUDES): Add LIBELFINC.
1530 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1531 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1532 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1533 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1534 (native): Add lto-wrapper$(exeext)
1535 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1536 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1537 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1538 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1539 (varasm.o): Add dependency on tree-iterator.h.
1540 (cgraph.o): Add dependency on cif-code.def.
1541 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1542 (ipa-pure-const.o): Likewise.
1543 (GTFILES): Add lto-symtab.c.
1544 (install-lto-wrapper): New.
1545 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1546 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1547 * config.in: Regenerate.
1549 2009-10-03 Rafael Espindola <espindola@google.com>
1550 Diego Novillo <dnovillo@google.com>
1552 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1553 ipa_write_summaries.
1554 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1556 (cgraph_optimize): Make extern.
1558 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1559 Kenneth Zadeck <zadeck@naturalbridge.com>
1561 * toplev.c (in_lto_p): Declare.
1562 * collect2.c (scan_prog_file): Read all the output when reading
1563 information for LTO.
1564 (enum lto_mode_d): Declare.
1566 2009-10-03 Richard Guenther <rguenther@suse.de>
1567 Diego Novillo <dnovillo@google.com>
1569 * gimple.c: Include target.h and alias.h.
1570 (gimple_types): Declare.
1571 (type_hash_cache): Declare.
1572 (gimple_alloc_stat): Make extern.
1573 (gimple_build_eh_must_not_throw): Call
1574 gimple_eh_must_not_throw_set_fndecl.
1575 (struct type_pair_d): Declare.
1576 (type_pair_t): Declare.
1577 (type_pair_hash): New.
1578 (type_pair_eq): New.
1579 (lookup_type_pair): New.
1580 (gimple_force_type_merge): New.
1581 (compare_type_names_p): New.
1582 (compare_field_offset): New.
1583 (gimple_types_compatible_p): New.
1584 (struct sccs): Declare.
1585 (next_dfs_num): Declare.
1586 (iterative_hash_gimple_type): New.
1588 (iterative_hash_type_name): New.
1589 (iterative_hash_gimple_type): New.
1590 (gimple_type_hash): New.
1591 (gimple_type_eq): New.
1592 (gimple_register_type): New.
1593 (print_gimple_types_stats): New.
1594 (gimple_signed_or_unsigned_type): New.
1595 (gimple_unsigned_type): New.
1596 (gimple_signed_type): New.
1597 (gimple_get_alias_set): New.
1598 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1599 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1600 (gimple_force_type_merge): Declare.
1601 (gimple_types_compatible_p): Declare.
1602 (gimple_register_type): Declare.
1603 (print_gimple_types_stats): Declare.
1604 (gimple_unsigned_type): Declare.
1605 (gimple_signed_type): Declare.
1606 (gimple_get_alias_set): Declare.
1607 (gimple_eh_must_not_throw_set_fndecl): New.
1609 2009-10-03 Jan Hubicka <jh@suse.cz>
1610 Kenneth Zadeck <zadeck@naturalbridge.com>
1612 * ipa-pure-const.c: Include lto-streamer.h.
1613 (register_hooks): Factor out of ...
1614 (generate_summary): ... here.
1615 (pure_const_write_summary): New.
1616 (pure_const_read_summary): New.
1617 (pass_ipa_pure_const): Add pure_const_write_summary and
1618 pure_const_read_summary.
1619 * ipa-reference.c: Include lto-streamer.h.
1620 (add_new_function): New.
1621 (remove_node_data): New.
1622 (duplicate_node_data): New.
1623 (ipa_init): Guard against multiple calls.
1624 Move hook setup from analyze_function.
1625 (write_node_summary_p): New.
1626 (ipa_reference_write_summary): New.
1627 (ipa_reference_read_summary): New.
1628 (pass_ipa_reference): Add ipa_reference_write_summary and
1629 ipa_reference_read_summary.
1630 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1631 (struct cgraph_edge): Add fields lto_stmt_uid and
1632 call_stmt_cannot_inline_p.
1633 (cgraph_optimize): Declare.
1634 (cgraph_decide_is_function_needed): Declare.
1635 (reset_inline_failed): Declare.
1636 (enum LTO_cgraph_tags): Declare.
1637 (LTO_cgraph_tag_names): Declare.
1638 (LCC_NOT_FOUND): Define.
1640 2009-10-03 Doug Kwan <dougkwan@google.com>
1641 Rafael Espindola <espindola@google.com>
1642 Jan Hubicka <jh@suse.cz>
1643 Diego Novillo <dnovillo@google.com>
1644 Kenneth Zadeck <zadeck@naturalbridge.com>
1646 * passes.c (all_regular_ipa_passes): New.
1647 (all_ipa_passes): Rename to all_small_ipa_passes.
1648 (init_optimization_passes): Init all_regular_ipa_passes.
1649 * tree-pass.h (all_regular_ipa_passes): New.
1650 (all_ipa_passes): Rename to all_small_ipa_passes.
1651 * passes.c (all_lto_gen_passes): New.
1652 (init_optimization_passes): Initialize all_lto_gen_passes.
1653 (execute_ipa_summary_passes): Make non-static.
1654 (ipa_write_summaries_1): New.
1655 (ipa_write_summaries_2): New.
1656 (ipa_write_summaries): New.
1657 (ipa_write_summaries_of_cgraph_node_set): New.
1658 (ipa_read_summaries_1): New.
1659 (ipa_read_summaries): New.
1660 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1661 (execute_regular_ipa_pass_list): Remove.
1662 (init_optimization_passes): Schedule
1663 pass_rebuild_cgraph_edges and pass_early_inline outside
1664 of pass_all_early_optimizations. Document reason.
1665 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1666 pass_ipa_lto_finish_out): New pass.
1667 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1668 (execute_all_ipa_transforms): New.
1669 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1670 (dump_properties, debug_properties): New.
1671 * tree-optimize.c (gate_all_early_local_passes): Return
1672 false if we are in lto1.
1673 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1674 * tree-pass.h (execute_all_ipa_transforms): Declare.
1675 (pass_ipa_function_and_variable_visibility): Declare.
1676 (pass_ipa_early_inline): Declare.
1677 (pass_ipa_lto_gimple_out): Declare.
1678 (pass_ipa_lto_wpa_fixup): Declare.
1679 (pass_ipa_lto_finish_out): Declare.
1680 (all_small_ipa_passes, all_regular_ipa_passes,
1681 all_lto_gen_passes): Declare.
1682 (execute_ipa_summary_passes): Declare.
1683 (execute_all_ipa_transforms): Declare.
1684 (ipa_write_summaries): Declare
1685 (ipa_write_summaries_of_cgraph_node_set): Declare.
1686 (ipa_read_summaries): Declare.
1688 2009-10-03 Doug Kwan <dougkwan@google.com>
1689 Ollie Wild <aaw@google.com>
1691 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1693 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1694 (lto_mode): New variable.
1695 (maybe_run_lto_and_relink): Handle the -fwpa option.
1696 (main): Handle the -fwpa option.
1697 (maybe_unlink_list): New function.
1698 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1699 * common.opt (flto): New flag.
1700 * toplev.c (flag_generate_lto): Declare.
1702 2009-10-03 Simon Baldwin <simonb@google.com>
1704 * common.opt (flto-compression-level): New flag.
1706 * opts.c: Include lto-opts.h.
1707 (handle_option): Call lto_register_user_option for each
1708 valid option handled.
1709 (decode_options): Clear registered options before the options
1712 2009-10-03 Cary Coutant <ccoutant@google.com>
1714 * collect2.c (is_elf): New function.
1715 (scan_prog_file): Require LTO object to be in ELF format.
1717 2009-10-03 Rafael Espindola <espindola@google.com>
1719 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1720 libgcc to the linker.
1722 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1724 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1725 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1727 * collect2.h (collect_execute): Add flags argument.
1728 * tlink.c (tlink_execute): Update call to collect_execute.
1729 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1730 (use_linker_plugin): New.
1731 (use_linker_plugin_spec_function): New.
1732 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1733 (linker_plugin_file_spec): New.
1734 (lto_wrapper_spec): New.
1735 (lto_gcc_spec): New.
1736 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1737 (static_spec_functions): Add use-linker-plugin.
1738 (process_command): Handle -use-linker-plugin.
1739 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1740 linker_plugin_file_spec and lto_gcc_spec.
1741 (use_linker_plugin_spec_function): New.
1743 2009-10-03 Richard Guenther <rguenther@suse.de>
1747 * tree.h (is_lang_specific): Include LANG_TYPE.
1748 * tree.c (find_decls_types_r): Manually add interesting parts
1749 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1751 * gimple.c (type_pair_hash): Make symmetric.
1752 (type_pair_eq): Likewise.
1753 (lookup_type_pair): Increase initial hashtable size.
1754 (gimple_force_type_merge): Rely on type-pair symmetry.
1755 (visit): Remove excessive checking code.
1756 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1757 (gimple_register_type): Remove getenv calls, shrink initial
1761 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1762 inline functions if not generating lto output.
1765 * toplev.c (finalize): In WPA mode remove the asm file.
1767 2009-10-03 Doug Kwan <dougkwan@google.com>
1769 * ipa-inline.c (cgraph_mark_inline): Check
1770 edge->call_stmt_cannot_inline_p instead of calling
1771 gimple_call_cannot_inline_p.
1772 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1773 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1774 (inline_generate_summary): Do nothing in LTRANS.
1775 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1776 exists before calling gimple_call_cannot_inline_p.
1777 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1778 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1779 Update new_edge->lto_stmt_uid.
1780 * cgraphbuild.c (reset_inline_failed): New.
1782 * common.opt (fwpa): New flag.
1783 (fltrans): New option.
1784 * gcc.c (gcc_lto_option_t): New type.
1785 (current_lto_option): New variable.
1786 (lto_single_spec_function): Remove and is replaced by ..
1787 (lto_option_spec_function): New function.
1788 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1789 passing the -flto flag.
1790 (cc1_options): Separate non-LTO related parts into ..
1791 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1792 (lto1_options): New spec for lto FE.
1793 (link_lto_options): New spec for handling LTO flags in linker.
1794 (invoke_lto_single): Re-format to fit in 80 column. Replace
1795 lto-single with lto-option.
1796 (static_specs): Add cc1_non_lto_options, lto1_options and
1798 (static_spec_function): Replace lto-single with lto-option.
1799 (process_command): Handle -flto, -fwpa and -fltran by setting
1800 current_lto_option and not passing it to subprocess unconditionally.
1802 2009-10-03 Bill Maddox <maddox@google.com>
1804 Add `gcc' driver support for link-time code generation (LTO).
1806 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1807 (lto_flag, lto_objects, lto_o_file): New variables.
1808 (struct lto_object, struct lto_object_list): New structures.
1809 (collect_exit, handler): Remove LTO temporary output file on exit.
1810 (add_lto_object): New function.
1811 (maybe_run_lto_and_relink): New function. Perform link time code
1812 generation and relinking for object files containing LTO information.
1813 (main): Invoke maybe_run_lto_and_relink().
1814 (dump_argv): New function. For debugging, currently disabled.
1815 (scan_prog_file): Add LTO information pass.
1816 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1818 * toplev.c (compile_file): Emit assembler directive to create
1819 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1821 2009-10-03 Diego Novillo <dnovillo@google.com>
1823 * c.opt: Add LTO to warn_abi and warn_psabi.
1825 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1826 inline function. Ignore language-specific nodes. Update all users.
1827 (find_decls_types_r): Do not traverse the subtrees of
1828 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1829 * tree.h (is_lang_specific): New.
1830 * langhooks.h (struct lang_hooks_for_decls): Remove
1831 may_need_assembler_name_p. Update all users.
1833 * c-common.c (set_builtin_user_assembler_name): Move ...
1834 * builtins.c (set_builtin_user_assembler_name): ... here.
1835 (is_builtin_name): Add comment
1836 (is_builtin_fn): New.
1837 * except.c (output_ttype): Only call
1838 lookup_type_for_runtime if TYPE is not a runtime type.
1840 * passes.c (register_pass): Call position_pass on
1841 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1842 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1843 (TV_IPA_LTO_DECL_IO): Define.
1844 (TV_IPA_LTO_CGRAPH_IO): Define.
1846 (TV_WHOPR_WPA): Define.
1847 (TV_WHOPR_WPA_IO): Define.
1848 (TV_WHOPR_LTRANS): Define.
1849 (TV_WHOPR_WPA_FIXUP): Define.
1850 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1851 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1852 * tree-flow.h (tree_node_can_be_shared): Declare.
1853 * tree-inline.c (tree_can_inline_p): Check that E has a
1854 statement associated with it.
1855 * tree.c (free_lang_data_in_binf): Factor out of ...
1856 (free_lang_data_in_type): ... here.
1857 Call RECORD_OR_UNION_TYPE_P.
1858 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1859 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1860 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1861 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1862 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1863 (gate_free_lang_data): Return true if flag_generate_lto is set.
1864 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1865 * c-common.h (set_builtin_user_assembler_name): Move ...
1866 * tree.h (set_builtin_user_assembler_name): ... here.
1868 * common.opt (flto-report): New flag.
1869 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1870 * collect2.c (scan_prog_file): Send the error output of
1871 'nm' to HOST_BIT_BUCKET.
1873 2009-10-03 Ollie Wild <aaw@google.com>
1875 * langhooks-def.h (lhd_begin_section): New function declaration.
1876 (lhd_write_section): New function declaration.
1877 (lhd_end_section): New function declaration.
1878 (LANG_HOOKS_BEGIN_SECTION): New macro.
1879 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1880 (LANG_HOOKS_END_SECTION): New macro.
1881 (LANG_HOOKS_LTO): New macro.
1882 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1883 * langhooks.c (output.h): Add include.
1884 (saved_section): New static variable.
1885 (lhd_begin_section): New function.
1886 (lhd_write_section_data): New function.
1887 (lhd_end_section): New function.
1888 * langhooks.h (struct lang_hooks_for_lto): New structure.
1889 (struct lang_hooks): Add member lto.
1890 * Makefile.in (langhooks.o): Add dependency on output.h.
1892 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1894 2009-10-03 Richard Guenther <rguenther@suse.de>
1896 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1899 2009-10-03 Simon Baldwin <simonb@google.com>
1900 Richard Guenther <rguenther@suse.de>
1901 Janis Johnson <janis187@us.ibm.com>
1902 Doug Kwan <dougkwan@google.com>
1903 Diego Novillo <dnovillo@google.com>
1904 Ramana Radhakrishnan <ramana.r@gmail.com>
1905 Ollie Wild <aaw@google.com>
1907 * doc/install.texi: Add documentation for libelf and --enable-lto.
1908 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1909 -flto-report, -flto-compression-level and -use-linker-plugin.
1910 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1911 Add section for LTO Testing.
1913 2009-10-02 Cary Coutant <ccoutant@google.com>
1915 Add support for comdat type sections for DWARF v4.
1916 Merge from dwarf4 branch.
1918 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1919 (dw_die_ref): Define vector type.
1920 (enum dw_val_class): Add dw_val_class_data8.
1921 (struct dw_val_struct): Add v.val_data8.
1922 (comdat_type_node_ref): New type.
1923 (struct die_struct): Move die_symbol into a union; add new field
1924 die_type_node. Change all uses.
1925 (comdat_type_node): New type.
1926 (skeleton_chain_node): New type.
1927 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1928 (comdat_type_list): New variable.
1929 (dwarf_tag_name): Add DW_TAG_type_unit.
1930 (dwarf_attr_name): Add DW_AT_signature.
1931 (add_AT_data8): New function.
1932 (replace_child): New function.
1933 (move_all_children): New function.
1934 (print_signature): New function.
1935 (print_die): Print signature information; add dw_val_class_data8.
1936 (attr_checksum): Support dw_val_class_data8.
1937 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1938 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1939 (checksum_sleb128, checksum_uleb128): New functions.
1940 (checksum_die_context): New function.
1941 (loc_checksum_ordered): New function.
1942 (attr_checksum_ordered): New function.
1943 (struct checksum_attributes): New structure.
1944 (collect_checksum_attributes): New function.
1945 (die_checksum_ordered): New function.
1946 (generate_type_signature): New function.
1947 (same_dw_val_p): Add dw_val_class_data8.
1948 (is_symbol_die): Use new is_declaration_die function.
1949 (is_declaration_die): New function.
1950 (should_move_die_to_comdat): New function.
1951 (clone_die): New function.
1952 (clone_tree): New function.
1953 (clone_as_declaration): New function.
1954 (copy_declaration_context): New function.
1955 (generate_skeleton_ancestor_tree): New function.
1956 (generate_skeleton_bottom_up): New function.
1957 (generate_skeleton): New function.
1958 (remove_child_or_replace_with_skeleton): New function.
1959 (break_out_comdat_types): New function.
1960 (struct decl_table_entry): New type.
1961 (htab_decl_hash): New function.
1962 (htab_decl_eq): New function.
1963 (htab_decl_del): New function.
1964 (copy_ancestor_tree): New function.
1965 (copy_decls_walk): New function.
1966 (copy_decls_for_unworthy_types): New function.
1967 (build_abbrev_table): Don't assert on missing die_symbol when doing
1968 comdat type sections.
1969 (size_of_die): Use DW_FORM_sig8 for external references. Add
1971 (unmark_dies): Don't assert for unmarked dies when doing comdat
1973 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1974 (output_signature): New function.
1975 (output_die): Likewise.
1976 (output_compilation_unit_header): Mark output as DWARF version 3
1977 even if generating DWARF 4.
1978 (output_comdat_type_unit): New function.
1979 (output_line_info): Mark output as DWARF version 3 even if generating
1981 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1983 (dwarf2out_end_source_file): Likewise.
1984 (prune_unused_types_walk_attribs): Don't follow references into
1985 comdat type sections.
1986 (prune_unused_types_mark): When generating type units, do not mark
1987 children of non-defining declarations of types; do mark children of
1989 (prune_unused_types): Process comdat type sections.
1990 (htab_ct_hash): New function.
1991 (htab_ct_eq): New function.
1992 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1993 Add a pointer to the line table from type unit entries so
1994 DW_AT_decl_file has meaning.
1995 * varasm.c (default_elf_asm_named_section): Use identifier name as
1996 comdat key instead of lang hook.
1998 2009-10-02 Neil Vachharajani <nvachhar@google.com>
2000 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
2002 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
2004 * config/i386/i386.md (SWIM248): New mode iterator.
2005 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
2006 divmodhi4 patterns using SWIM248 macro.
2007 (*divmod<mode>4): Macroize insn_and_split pattern from
2008 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
2009 and their corresponding splitters usign SWIM248 macro. Split SImode
2010 insn to generate cltd and DImode insn to generate cqto instead of
2011 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
2012 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
2013 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
2014 *divmodsi_noext patterns using SWIM248 macro.
2015 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
2016 udivmodhi4 patterns using SWIM248 macro.
2017 (*udivmod<mode>4): Macroize insn_and_split pattern from
2018 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
2019 corresponding splitters using SWIM248 macro.
2020 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
2021 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
2023 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
2025 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
2026 of zero-sized element is zero-sized regardless of its extent.
2028 2009-10-02 Jakub Jelinek <jakub@redhat.com>
2031 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
2032 * configure: Regenerated.
2033 * config.in: Regenerated.
2034 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
2035 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
2036 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
2037 not emitting .eh_frame, emit .cfi_sections .debug_frame
2042 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
2043 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
2045 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
2046 vars use DECL_RTL with resetting it back to NULL afterwards.
2047 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
2048 rtx_equal_p instead of asserting it is a SYMBOL_REF.
2049 (value_format): For dw_val_class_addr only use DW_FORM_addr if
2050 the attribute type allows it, otherwise use DW_FORM_dataN.
2051 (mem_loc_descriptor): Handle CONST_STRING.
2052 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
2053 Handle MEM with CONST_STRING address using add_AT_string.
2054 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
2055 CONST_STRING for const arrays initialized with a string literal.
2056 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
2057 (dwarf2out_finish): Call resolve_addr.
2059 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
2060 Maxim Kuvyrkov <maxim@codesourcery.com>
2062 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
2064 2009-10-02 Nick Clifton <nickc@redhat.com>
2066 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
2067 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
2069 2009-10-01 Jan Hubicka <jh@suse.cz>
2071 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
2072 (cgraph_create_virtual_clone): Just pass redirect_callers
2074 * cgraph.h (cgraph_clone_node): Update prototype.
2075 * ipa-pure-const.c (self_recursive_p): New function.
2076 (propagate): Use it.
2077 * ipa-inline.c (cgraph_clone_inlined_nodes,
2078 cgraph_decide_recursive_inlining): Update.
2080 2009-10-01 David Daney <ddaney@caviumnetworks.com>
2082 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
2083 instructions for TARGET_OCTEON.
2085 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2087 * config/arm/arm.c (arm_override_options): Turn off
2088 flag_dwarf2_cfi_asm for AAPCS variants.
2090 2009-10-01 Martin Jambor <mjambor@suse.cz>
2093 * tree-sra.c (convert_callers): Do not call
2094 compute_inline_parameters on one caller more than once.
2096 2009-10-01 Nick Clifton <nickc@redhat.com>
2098 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
2099 an empty string if not already defined.
2101 2009-10-01 Martin Jambor <mjambor@suse.cz>
2104 * tree-sra.c (is_va_list_type): New function.
2105 (find_var_candidates): Call is_va_list_type.
2106 (find_param_candidates): Check that the type or the type pointed
2107 to are not va_list types.
2109 2009-10-01 Martin Jambor <mjambor@suse.cz>
2112 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
2113 DECL_ARTIFICIAL (param_decl) is true.
2115 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
2117 * tree.h (tree_decl_common::lang_flag_8): New.
2118 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
2120 * c-common.h (RID_CONSTEXPR): New.
2122 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2124 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
2125 Use ref-all pointers.
2126 (alpha_gimplify_va_arg): Ditto.
2128 2009-09-30 Jakub Jelinek <jakub@redhat.com>
2131 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
2132 before insn counting loop now that BB_END (bb) is counted. Ensure
2133 the return value isn't zero.
2135 2009-09-30 Nick Clifton <nickc@redhat.com>
2137 * config.gcc (sh-symbianelf): Replace definition of extra_objs
2138 with separate definitions of c_target_objs and cxx_target_objs.
2139 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
2141 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
2142 sh_symbian_import_export_class.
2143 * config/sh/sh-protos.h: Fix names of exported symbian functions.
2144 * config/sh/symbian.c: Delete, moving code into...
2145 * config/sh/symbian-base.c: ... here
2146 * config/sh/symbian-c.c: ... and here
2147 * config/sh/symbian-cxx.c: ... and here.
2149 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2152 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
2153 of plus RTX into register.
2155 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2157 * doc/install.texi: Linguistic and markup fixes.
2158 (Configuration) <--disable-cpp>: Remove description.
2159 <--enable-maintainer-mode>: Autotools files are affected, too.
2160 <--with-sysroot>: Improve description.
2161 (Building): Bump required GNU make version.
2163 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2165 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
2166 (x86_64-*-*): Ditto.
2168 * config/i386/fma4intrin.h: New file, provide common x86 compiler
2169 intrinisics for FMA4.
2170 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
2171 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
2172 Add FMA4 check and fma4intrin.h.
2173 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2175 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
2176 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
2177 constant for FMA4 support.
2178 (UNSPEC_FMA4_FMADDSUB): Ditto.
2179 (UNSPEC_FMA4_FMSUBADD): Ditto.
2180 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
2181 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
2182 (ix86_expand_fma4_multiple_memory): Ditto.
2183 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
2184 (OPTION_MASK_ISA_FMA4_UNSET): New.
2185 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
2186 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
2187 (ix86_handle_option): Handle -mfma4.
2188 (isa_opts): Handle -mfma4.
2189 (enum pta_flags): Add PTA_FMA4.
2190 (override_options): Add FMA4 support.
2191 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
2192 (IX86_BUILTIN_VFMADDSD): Ditto.
2193 (IX86_BUILTIN_VFMADDPS): Ditto.
2194 (IX86_BUILTIN_VFMADDPD): Ditto.
2195 (IX86_BUILTIN_VFMSUBSS): Ditto.
2196 (IX86_BUILTIN_VFMSUBSD): Ditto.
2197 (IX86_BUILTIN_VFMSUBPS): Ditto.
2198 (IX86_BUILTIN_VFMSUBPD): Ditto.
2199 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
2200 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
2201 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
2202 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
2203 (IX86_BUILTIN_VFNMADDSS): Ditto.
2204 (IX86_BUILTIN_VFNMADDSD): Ditto.
2205 (IX86_BUILTIN_VFNMADDPS): Ditto.
2206 (IX86_BUILTIN_VFNMADDPD): Ditto.
2207 (IX86_BUILTIN_VFNMSUBSS): Ditto.
2208 (IX86_BUILTIN_VFNMSUBSD): Ditto.
2209 (IX86_BUILTIN_VFNMSUBPS): Ditto.
2210 (IX86_BUILTIN_VFNMSUBPD): Ditto.
2211 (IX86_BUILTIN_VFMADDPS256): Ditto.
2212 (IX86_BUILTIN_VFMADDPD256): Ditto.
2213 (IX86_BUILTIN_VFMSUBPS256): Ditto.
2214 (IX86_BUILTIN_VFMSUBPD256): Ditto.
2215 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
2216 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
2217 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
2218 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
2219 (IX86_BUILTIN_VFNMADDPS256): Ditto.
2220 (IX86_BUILTIN_VFNMADDPD256): Ditto.
2221 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
2222 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
2223 (enum multi_arg_type): New enum for describing the various FMA4
2224 intrinsic argument types.
2225 (bdesc_multi_arg): New table for FMA4 intrinsics.
2226 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
2227 (ix86_expand_multi_arg_builtin): New function for creating FMA4
2229 (ix86_expand_builtin): Add FMA4 intrinsic support.
2230 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
2231 operand instructions.
2232 (ix86_expand_fma4_multiple_memory): New function to split the
2233 second memory reference from FMA4 instructions.
2234 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
2235 (ssemodesuffixf2s): Ditto.
2236 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
2238 (fma4_fmsub<mode>4): Ditto.
2239 (fma4_fnmadd<mode>4): Ditto.
2240 (fma4_fnmsub<mode>4): Ditto.
2241 (fma4_vmfmadd<mode>4): Ditto.
2242 (fma4_vmfmsub<mode>4): Ditto.
2243 (fma4_vmfnmadd<mode>4): Ditto.
2244 (fma4_vmfnmsub<mode>4): Ditto.
2245 (fma4_fmadd<mode>4256): Ditto.
2246 (fma4_fmsub<mode>4256): Ditto.
2247 (fma4_fnmadd<mode>4256): Ditto.
2248 (fma4_fnmsub<mode>4256): Ditto.
2249 (fma4_fmaddsubv8sf4): Ditto.
2250 (fma4_fmaddsubv4sf4): Ditto.
2251 (fma4_fmaddsubv4df4): Ditto.
2252 (fma4_fmaddsubv2df4): Ditto.
2253 (fma4_fmsubaddv8sf4): Ditto.
2254 (fma4_fmsubaddv4sf4): Ditto.
2255 (fma4_fmsubaddv4df4): Ditto.
2256 (fma4_fmsubaddv2df4): Ditto.
2257 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
2258 instructions for intrinsics.
2259 (fma4i_fmsub<mode>4): Ditto.
2260 (fma4i_fnmadd<mode>4): Ditto.
2261 (fma4i_fnmsub<mode>4): Ditto.
2262 (fma4i_vmfmadd<mode>4): Ditto.
2263 (fma4i_vmfmsub<mode>4): Ditto.
2264 (fma4i_vmfnmadd<mode>4): Ditto.
2265 (fma4i_vmfnmsub<mode>4): Ditto.
2266 (fma4i_fmadd<mode>4256): Ditto.
2267 (fma4i_fmsub<mode>4256): Ditto.
2268 (fma4i_fnmadd<mode>4256): Ditto.
2269 (fma4i_fnmsub<mode>4256): Ditto.
2270 (fma4i_fmaddsubv8sf4): Ditto.
2271 (fma4i_fmaddsubv4sf4): Ditto.
2272 (fma4i_fmaddsubv4df4): Ditto.
2273 (fma4i_fmaddsubv2df4): Ditto.
2274 (fma4i_fmsubaddv8sf4): Ditto.
2275 (fma4i_fmsubaddv4sf4): Ditto.
2276 (fma4i_fmsubaddv4df4): Ditto.
2277 (fma4i_fmsubaddv2df4): Ditto.
2279 * doc/invoke.texi (-mfma4): Add documentation.
2280 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2282 2009-09-29 Richard Henderson <rth@redhat.com>
2284 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
2285 an edge to the new destination block.
2287 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2290 * pa.c (hppa_profile_hook): Use
2291 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2293 2009-09-29 Steve Ellcey <sje@cup.hp.com>
2294 Alexander Monakov <amonakov@ispras.ru>
2297 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2298 (not_postinc_memory_operand): New.
2299 (not_postinc_move_operand): New.
2300 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2301 (*cmovsi_internal): Ditto.
2303 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2305 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2306 restrict issue_rate in first pass when scheduling for register
2309 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2310 Rafael Avila de Espindola <espindola@google.com>
2312 * gengtype.c (plugin_output): New.
2313 (get_output_file_with_visibility): Return plugin_output for plugins.
2314 (main): Parse and use the -P option.
2315 * gty.texi: Update the command line format.
2317 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2320 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2322 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2323 out if !const_ok_for_output.
2326 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2327 case VAR_LOCATION>: Remove gcc_unreachable ().
2329 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2331 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2332 (x86_64-*-*): Ditto.
2333 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2334 back to smmintrin.h.
2335 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
2336 * config/i386/x86intrin.h: Remove SSE5.
2337 * config/i386/mmintrin-common.h: Delete file.
2338 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2340 2009-09-29 Richard Guenther <rguenther@suse.de>
2342 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2343 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2345 2009-09-29 Nick Clifton <nickc@redhat.com>
2347 * function.c (current_function_name): If there is no current
2348 function just return "<none>".
2350 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2352 * tree-pass.h (register_pass_info): New structure.
2353 (pass_positioning_ops): Move enum from gcc-plugin.h.
2354 (register_pass): New function.
2355 * gcc-plugin.h (plugin_pass): Delete structure.
2356 (pass_positioning_ops): Delete enum.
2357 * plugin.c (regsiter_pass): Delete function.
2358 (position_pass): Delete function.
2359 (added_pass_nodes): Delete variable.
2360 (prev_added_pass_nodes): Delete variable.
2361 (pass_list_node): Delete structure.
2362 * passes.c (make_pass_instance): New function.
2363 (next_pass_1): Change to call make_pass_instance.
2364 (pass_list_node): Move structure from gcc-plugin.h.
2365 (added_pass_nodes): Move variable from plugin.c.
2366 (prev_added_pass_nodes): Move variable from plugin.c.
2367 (position_pass): New function.
2368 (register_pass): New function.
2370 2009-09-28 Easwaran Raman <eraman@google.com>
2372 * ifcvt.c (noce_try_abs): Recognize pattern and call
2373 expand_one_cmpl_abs_nojump.
2374 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2375 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2377 2009-09-28 Ian Lance Taylor <iant@google.com>
2380 * c-opts.c (c_common_handle_option): Don't set
2381 warn_jump_misses_init for -Wall.
2382 * doc/invoke.texi (Warning Options): Update documentation.
2384 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2386 * Makefile.in ($(out_object_file)): Depend on
2387 gt-$(basename $(notdir $(out_file))).h.
2389 2009-09-28 Richard Henderson <rth@redhat.com>
2391 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2392 * except.c (gen_eh_region): Set it.
2393 (duplicate_eh_regions_1): Copy it.
2394 * tree-eh.c (lower_resx): Use it to determine which function
2397 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2398 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2399 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2400 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2401 BUILT_IN_CXA_END_CLEANUP if necessary.
2403 * c-common.c (c_define_builtins): Update call to
2404 build_common_builtin_nodes.
2406 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2408 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2410 2009-09-28 Michael Matz <matz@suse.de>
2412 * builtins.c (interclass_mathfn_icode): New helper.
2413 (expand_builtin_interclass_mathfn): Use it here, and split folding
2415 (fold_builtin_interclass_mathfn): ... this new folder.
2416 (build_call_nofold_loc): New static helper.
2417 (build_call_nofold): New wrapper macro for above.
2418 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2419 (expand_builtin_pow): Ditto.
2420 (expand_builtin_memset_args): Ditto.
2421 (expand_builtin_printf): Ditto.
2422 (expand_builtin_fprintf): Ditto.
2423 (expand_builtin_sprintf): Ditto.
2424 (expand_builtin_memory_chk): Ditto.
2425 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2426 (expand_builtin_stpcpy): Ditto.
2427 (expand_builtin_strcmp): Ditto.
2428 (expand_builtin_strncmp): Ditto.
2429 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2430 (expand_builtin_strcpy_args): Don't call folders.
2431 (expand_builtin_memcmp): Ditto.
2432 (expand_builtin_strncpy): Ditto, and use target.
2433 (expand_builtin_memcpy): Ditto.
2434 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2435 expand_builtin_strpbrk, expand_builtin_memmove,
2436 expand_builtin_memmove_args, expand_builtin_bcopy,
2437 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2438 expand_builtin_strspn, expand_builtin_strcspn,
2439 expand_builtin_fputs): Remove these.
2440 (expand_builtin): Don't call the above, change calls to other
2441 expanders that changed prototype.
2442 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2443 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2444 fold_builtin_interclass_mathfn.
2445 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2446 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2448 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2449 * passes.c (init_optimization_passes): Move pass_fold_builtins
2450 after last phiopt pass.
2451 * tree-inline.c (fold_marked_statements): When folding builtins
2452 iterate over all instruction potentially generated.
2453 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2455 (fold_gimple_call): Use it to always fold calls (into potentially
2456 multiple instructions).
2457 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2458 calls into zero at this time.
2459 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2460 statements generated by builtin folding.
2462 2009-09-28 Nick Clifton <nickc@redhat.com>
2464 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2466 2009-09-28 Duncan Sands <baldrick@free.fr>
2468 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2469 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2470 (register_callback): Dispatch it.
2471 (invoke_plugin_callbacks): Incorporate in sanity check.
2472 * ggc.h (ggc_register_cache_tab): Add declaration.
2473 * ggc-common.c (ggc_register_root_tab): Simplify.
2474 (const_ggc_cache_tab_t): New typedef.
2475 (extra_cache_vec): New vector of dynamically added cache tables.
2476 (ggc_register_cache_tab): New function.
2477 (ggc_scan_cache_tab): New function.
2478 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2479 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2481 2009-09-27 Richard Henderson <rth@redhat.com>
2483 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2484 which we remove __builtin_stack_restore.
2486 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2488 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2489 to test for GRD_INVARIANT.
2490 (simple_rhs_p): Anything that's function_invariant_p is fine.
2492 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2494 * gengtype.c (main): Use plunge_files instead of plugin_output.
2496 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2497 Rafael Avila de Espindola <espindola@google.com>
2499 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2500 Don't print pch related info if it is false.
2501 (main): Don't print pch info in plugin mode.
2503 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2505 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2506 with dw_val_class_const_double.
2507 (struct dw_val_struct): Replace val_long_long with val_double and
2508 adjust for above change.
2509 (output_loc_operands): Likewise.
2510 (add_AT_long_long): Rename into...
2511 (add_AT_double): ...this.
2512 (print_die): Replace dw_val_class_long_long with
2513 dw_val_class_const_double and adjust.
2514 (attr_checksum): Likewise.
2515 (same_dw_val_p): Likewise.
2516 (size_of_die): Likewise.
2517 (value_format): Likewise.
2518 (output_die): Likewise.
2519 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2520 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2521 instead of add_AT_long_long.
2522 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2523 value with the precision of its type.
2525 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2528 * c-typeck.c (build_conditional_expr): Use the readonly and
2529 volatile flags of the operand types, not of the operands itself.
2531 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2533 * collect2.c (main): Look for -brtl before adding libraries.
2535 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2537 * config.gcc: Update OpenBSD targets.
2538 * config/openbsd-stdint.h: New file.
2539 * config/openbsd-libpthread.h: New file.
2540 * config/openbsd.h: Update and break out LIB_SPEC definition.
2541 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2542 * config/i386/openbsdelf.h: Correct types.
2543 * config/m68k/openbsd.h: Likewise.
2544 * config/mips/openbsd.h: Likewise.
2545 * config/vax/openbsd.h: Likewise.
2547 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2549 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2550 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2551 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2552 of the length and zero.
2554 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2556 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2557 (FLAGS_H): Add options.h $(REAL_H).
2558 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2559 (TREE_VECTORIZER_H): New.
2560 (EBITMAP_H): Renamed from EBIMAP_H.
2561 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2562 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2563 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2564 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2565 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2566 (graphite-clast-to-gimple.o, graphite-dependences.o)
2567 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2568 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2569 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2570 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2571 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2572 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2573 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2574 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2575 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2576 updated and fixed as per above changes and per
2577 check_makefile_deps.sh output.
2580 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2581 * configure: Regenerate.
2583 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2585 * doc/install.texi: Update minimum MPC version to 0.7.
2587 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2589 * doc/install.texi (Binaries): Remove reference to the binary
2590 distribution CD-ROM from the FSF.
2592 2009-09-26 Michael Matz <matz@suse.de>
2596 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2597 that are mentioned in the body.
2599 2009-09-26 Michael Matz <matz@suse.de>
2601 PR tree-optimization/41454
2602 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2603 (tree_ssa_dominator_optimize): Don't allocate and free it.
2604 (dom_opt_leave_block): Don't iterate over it.
2605 (eliminate_redundant_computations): Don't return a value.
2606 (cprop_operand, cprop_into_stmt): Ditto.
2607 (optimize_stmt): Don't defer updating stmts.
2609 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2611 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2612 generic_parameter_die, template_parameter_pack_die,
2613 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2614 renaming DW_TAG_formal_parameter_pack and
2615 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2616 and DW_TAG_GNU_template_parameter_pack.
2618 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2620 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2621 * config/v850/v850.c (v850_function_value): New function.
2622 (TARGET_FUNCTION_VALUE): Define.
2624 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2626 * tree-vect-stmts.c (vectorizable_call): Call
2627 mark_symbols_for_renaming after vect_finish_stmt_generation.
2629 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2630 to loc_descriptor_from_tree.
2631 (add_location_or_const_value_attribute): Pass 0 instead of 2
2632 for decl_by_reference_p decls.
2634 2009-09-25 Richard Guenther <rguenther@suse.de>
2637 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2640 2009-09-25 Ben Elliston <bje@au.ibm.com>
2642 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2645 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2647 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2648 form of instruction.
2650 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2653 * fold-const.c (const_binop): Handle complex int division.
2654 * tree-complex.c (expand_complex_div_straight,
2655 expand_complex_div_wide): Update comments.
2657 2009-09-24 DJ Delorie <dj@redhat.com>
2660 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2661 (reg_class): Likewise.
2662 (REG_CLASS_NAMES): Likewise.
2663 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2664 (m32c_override_options): Disable -fivopts for M32C.
2666 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2668 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2669 Delete VSX load/store with update support.
2670 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2671 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2675 (VStype_load_update): Ditto.
2676 (VStype_store_update): Ditto.
2677 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2678 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2680 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2681 load/store with update builtins.
2683 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2685 * libgcc2.c (L_trampoline): Prototype for getpagesize
2686 and mprotect in WINNT case.
2688 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2690 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2691 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2692 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2693 'outgoing' argument.
2694 (TARGET_FUNCTION_VALUE): Define.
2696 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2698 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2700 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2703 * common.opt: Initialize dwarf_strict to -1.
2704 * toplev.c (process_options): Catch unset dwarf_strict
2705 and set to 0 for all targets not overriding.
2706 * config/darwin.c (darwin_override_options): Catch unset
2707 dwarf_strict and override to 1.
2709 2009-09-24 Jeff Law <law@redhat.com>
2711 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2713 2009-09-24 Richard Guenther <rguenther@suse.de>
2715 PR tree-optimization/36143
2716 PR tree-optimization/38747
2717 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2718 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2720 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2723 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2724 return false instead of gcc_unreachable (). For CONST return the
2725 value returned by recursive call instead of always returning true.
2726 (tree_add_const_value_attribute): Return the value returned by
2727 add_const_value_attribute instead of always returning true if rtl
2730 2009-09-23 Justin Seyster <jrseys@gmail.com>
2732 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2734 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2736 * cgraphunit.c (cgraph_lower_function): Revert last change.
2737 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2738 instead of DECL_NO_STATIC_CHAIN.
2739 * tree-cfg.c (verify_gimple_call): Likewise.
2740 * tree-nested.c (get_chain_decl, get_chain_field,
2741 convert_tramp_reference_op, convert_gimple_call): Likewise.
2742 (convert_all_function_calls): Likewise. Always set or clear
2743 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2744 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2745 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2747 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2748 DECL_NO_STATIC_CHAIN.
2749 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2750 instead of DECL_NO_STATIC_CHAIN.
2751 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2752 decl_function_context.
2753 * varasm.c (initializer_constant_valid_p): Likewise.
2754 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2755 (DECL_STATIC_CHAIN): ... this.
2756 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2757 instead of DECL_NO_STATIC_CHAIN.
2759 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2760 Rafael Avila de Espindola <espindola@google.com>
2762 * gengtype.c (nb_plugin_files): Make it unsigned to match
2763 num_gt_files. Adjust other variables to avoid warnings.
2764 (main): Allocate an all zero lang_bitmap before each plugin file name
2765 to match regular file names.
2767 2009-09-23 Richard Henderson <rth@redhat.com>
2769 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2770 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2771 static chain passed in memory.
2772 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2773 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2774 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2775 STATIC_CHAIN_REGNUM defined.
2777 * config/picochip/picochip-protos.h: s/class/klass/.
2778 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2779 (picochip_static_chain): New.
2780 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2781 (STATIC_CHAIN_INCOMING): Remove.
2783 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2784 (xtensa_static_chain): New.
2785 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2786 (STATIC_CHAIN_INCOMING): Remove.
2788 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2790 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2791 * config/pa/pa-protos.h (function_value): Remove.
2792 * config/pa/pa.c (pa_function_value): Rename from function_value.
2793 Make static, add 'outgoing' argument.
2794 (TARGET_FUNCTION_VALUE): Define.
2796 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2798 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2799 instead of cfun->machine->is_leaf.
2800 * config/avr/avr.h (machine_function): Remove is_leaf field.
2802 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2805 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2806 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2807 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2808 the same size, prefer DW_OP_stack_value.
2809 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2810 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2812 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2815 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2817 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2820 * cfgexpand.c (convert_debug_memory_address): New.
2821 (expand_debug_expr): Convert base address and offset to the same
2822 mode. Use it to convert addresses to other modes. Accept
2825 2009-09-23 Richard Guenther <rguenther@suse.de>
2827 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2828 produced for bigendian targets with promoted subregs.
2830 2009-09-23 Richard Guenther <rguenther@suse.de>
2832 * value-prof.c (gimple_ic): Purge old EH edges only after building
2835 2009-09-23 Nick Clifton <nickc@redhat.com>
2837 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2839 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2842 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2845 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2846 on non-nested functions.
2848 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2849 Jan Hubicka <jh@suse.cz>
2851 * dwarf2out.c (loc_list_plus_const): Only define if
2852 DWARF2_DEBUGGING_INFO.
2853 (address_of_int_loc_descriptor): Likewise.
2856 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2858 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2861 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2862 constant is more than zero.
2864 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2867 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2868 call final to emit non-scheduled prologue, instead insert at entry.
2870 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2871 Joseph S. Myers <joseph@codesourcery.com>
2873 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2875 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2876 Rafael Avila de Espindola <espindola@google.com>
2878 * gengtype.c (is_file_equal): New function.
2879 (close_output_files): Use is_file_equal. Free of->buf.
2881 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2882 Rafael Avila de Espindola <espindola@google.com>
2884 * gengtype.c (write_types, write_local): Add the output_header
2885 argument. Update all callers.
2887 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2889 * dwarf2out.c (template_parameter_pack_die,
2890 gen_formal_parameter_pack_die ): New functions.
2891 (make_ith_pack_parameter_name): Remove this function.
2892 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2893 DW_TAG_formal_parameter_pack.
2894 (gen_generic_params_dies): Represent each template parameter pack
2895 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2896 represented by usual DW_TAG_template_*_parameter DIEs that are
2897 children of the DW_TAG_template_parameter_pack element DIE.
2898 (generic_parameter_die): This doesn't deal with parameter pack
2899 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2900 of parameter pack DIEs.
2901 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2902 in certain cases, e.g. for pack elements.
2903 (gen_formal_types_die, gen_decl_die): Adjust usage of
2904 gen_formal_parameter_die.
2905 (gen_subprogram_die): Represent each function parameter pack by a
2906 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2907 represented by usual DW_TAG_formal_parameter DIEs that are children
2908 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2909 ____builtin_va_alist decls as no part of the compiler uses those
2911 * langhooks.h (struct lang_hooks_for_decls): Add
2912 function_parm_expanded_from_pack_p, get_generic_function_decl
2913 and function_parameter_pack_p hooks. Fix comment for
2914 get_innermost_generic_parms hook.
2915 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2916 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2917 macros and use them to initialize lang_hook.
2919 2009-09-22 Richard Henderson <rth@redhat.com>
2921 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2922 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2923 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2924 on TRAMPOLINE_TEMPLATE.
2925 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2926 TRAMPOLINE_ADJUST_ADDRESS.
2927 * targhooks.c (default_asm_trampoline_template): Remove.
2928 (default_trampoline_adjust_address): Remove.
2929 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2930 * targhooks.h: Update decls.
2932 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2934 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2935 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2936 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2938 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2941 * reload1.c (reload): Reset debug insns with pseudos without
2944 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2946 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2947 unconditional true for decimal float modes.
2948 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2949 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2951 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2953 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2954 Enable a new case for __FreeBSD__ >= 7.
2955 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2956 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2957 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2958 and USE_LD_AS_NEEDED.
2960 * doc/install.texi (*-*-freebsd*): Update target information.
2962 2009-09-22 Richard Guenther <rguenther@suse.de>
2965 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2966 arrays really properly.
2968 2009-09-22 Richard Henderson <rth@redhat.com>
2971 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2972 calls.static_chain, calls.trampoline_init,
2973 calls.trampoline_adjust_address.
2974 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2975 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2976 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2977 * builtins.c (expand_builtin_setjmp_receiver): Use
2978 targetm.calls.static_chain; only clobber registers.
2979 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2980 set up memory attributes properly for the trampoline block.
2981 (expand_builtin_adjust_trampoline): Use
2982 targetm.calls.trampoline_adjust_address.
2983 * calls.c (prepare_call_address): Add fndecl argument. Use
2984 targetm.calls.static_chain.
2985 * df-scan.c (df_need_static_chain_reg): Remove.
2986 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2987 consolodate static chain handling.
2988 * doc/tm.texi: Document new hooks.
2989 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2990 (init_emit_regs): Don't initialize them.
2991 * expr.h (prepare_call_address): Update decl.
2992 * final.c (profile_function): Use targetm.calls.static_chain.
2993 * function.c (expand_function_start): Likewise.
2994 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2995 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2996 only clobber registers.
2997 * targhooks.c (default_static_chain): New.
2998 (default_asm_trampoline_template, default_trampoline_init): New.
2999 (default_trampoline_adjust_address): New.
3000 * targhooks.h: Declare them.
3001 * varasm.c (assemble_trampoline_template): Use
3002 targetm.asm_out.trampoline_template. Make the memory block const
3005 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
3006 alpha_initialize_trampoline. Make static. Merge VMS parameter
3007 differences into the TARGET_ABI_OPEN_VMS code block.
3008 (TARGET_TRAMPOLINE_INIT): New.
3009 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
3010 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
3011 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
3012 (INITIALIZE_TRAMPOLINE): Remove.
3014 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
3015 (TRAMPOLINE_TEMPLATE): Merge with ...
3016 (INITIALIZE_TRAMPOLINE): ... this and move ...
3017 * config/arc/arc.c (arc_trampoline_init): ... here.
3018 (TARGET_TRAMPOLINE_INIT): New.
3020 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3021 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3022 (arm_asm_trampoline_template): New.
3023 (arm_trampoline_init, arm_trampoline_adjust_address): New.
3024 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
3025 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
3026 code to arm_asm_trampoline_template.
3027 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
3028 arm_trampoline_adjust_address.
3029 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
3030 adjust for target hook parameters.
3032 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
3035 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
3036 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
3037 (bfin_trampoline_init): Rename from initialize_trampoline;
3038 make static; update for target hook parameters.
3039 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3040 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
3041 bfin_asm_trampoline_template.
3042 (INITIALIZE_TRAMPOLINE): Remove.
3044 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3045 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
3046 cris_trampoline_init): New.
3047 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
3048 cris_asm_trampoline_template.
3049 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
3050 adjust for target hook parameters.
3052 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
3054 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3055 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
3056 fr30_trampoline_init): New.
3057 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
3058 fr30_asm_trampoline_template.
3059 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
3060 adjust for target hook parameters.
3062 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
3063 (frv_trampoline_init): Rename from frv_initialize_trampoline;
3064 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
3065 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
3066 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
3068 * config/h8300/h8300.c (h8300_trampoline_init): New.
3069 (TARGET_TRAMPOLINE_INIT): New.
3070 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
3071 to h8300_trampoline_init and adjust for hook parameters.
3073 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
3074 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
3075 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
3076 make static; adjust for hook parameters.
3077 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
3079 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3080 (TARGET_TRAMPOLINE_INIT): New.
3081 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
3082 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
3083 iq2000_asm_trampoline_template.
3084 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
3085 (TRAMPOLINE_CODE_SIZE): New.
3086 (TRAMPOLINE_SIZE): Use it.
3087 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
3089 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
3090 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
3091 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
3092 adjust for hook parameters.
3093 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
3095 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
3096 (m32r_trampoline_init): New.
3097 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
3098 m32r_trampoline_init.
3100 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
3101 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
3102 make static; update for hook parameters.
3103 * config/m68hc11/m68hc11-protos.h: Update.
3104 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
3106 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3107 (TARGET_TRAMPOLINE_INIT): New.
3108 (mcore_function_value): Fix typo.
3109 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
3110 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
3111 to mcore_asm_trampoline_template.
3112 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
3114 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
3115 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
3116 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
3117 update for hook parameters.
3118 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
3120 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3121 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3122 mips_trampoline_init): New.
3123 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
3124 mips_asm_trampoline_template.
3125 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
3126 update for hook parameters.
3128 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3129 (TARGET_TRAMPOLINE_INIT): New.
3130 (mmix_trampoline_size): Remove.
3131 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
3132 make static. Remove out-of-date tetra vs octa comment.
3133 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
3134 make static; update for hook parameters.
3135 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
3136 (INITIALIZE_TRAMPOLINE): Remove.
3137 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
3138 (TRAMPOLINE_ALIGNMENT): New.
3139 * gcc/config/mmix/mmix-protos.h: Update.
3141 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3142 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3143 mn10300_trampoline_init): New.
3144 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
3145 mn10300_asm_trampoline_template.
3146 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
3148 * config/moxie/moxie.c (moxie_static_chain,
3149 moxie_asm_trampoline_template, moxie_trampoline_init,
3150 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
3151 TARGET_TRAMPOLINE_INIT): New.
3152 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
3153 moxie_trampoline_init.
3154 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
3155 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
3157 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3158 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3159 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
3160 pa_trampoline_adjust_address): New.
3161 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
3162 pa_asm_trampoline_template.
3163 (TRAMPOLINE_ALIGNMENT): New.
3164 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
3165 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
3166 adjust for hook parameters.
3167 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
3169 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
3170 (TARGET_TRAMPOLINE_INIT): New.
3171 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
3172 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
3174 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
3176 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
3177 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
3178 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
3179 make static; adjust parameters for the hook.
3180 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
3182 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
3183 s390_trampoline_template; make static.
3184 (s390_trampoline_init): Rename from s390_initialize_trampoline;
3185 make static; adjust for target hook.
3186 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3187 * config/s390/s390-protos.h: Remove trampoline decls.
3188 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
3189 (TRAMPOLINE_TEMPLATE): Remove.
3190 (TRAMPOLINE_ALIGNMENT): New.
3192 * config/score/score-protos.h (score_initialize_trampoline): Remove.
3193 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3194 (TARGET_TRAMPOLINE_INIT): New.
3195 (score_asm_trampoline_template): New.
3196 (score_trampoline_init): Rename from score_initialize_trampoline;
3197 make static; adjust for hook parameters.
3198 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
3199 score[37]_asm_trampoline_template.
3200 (INITIALIZE_TRAMPOLINE): Remove.
3201 * config/score/score3.c (score3_asm_trampoline_template): New.
3202 (score3_trampoline_init): Rename from score3_initialize_trampoline;
3203 adjust for target hook.
3204 * config/score/score7.c (score7_asm_trampoline_template): New.
3205 (score7_trampoline_init): Rename from score7_initialize_trampoline;
3206 adjust for target hook.
3207 * config/score/score3.h, config/score/score7.h: Update.
3209 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
3210 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
3211 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3212 (sh_trampoline_init): Rename from sh_initialize_trampoline;
3213 make static; adjust for target hook parameters.
3214 (sh_trampoline_adjust_address): New.
3215 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
3216 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
3218 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
3219 (sparc32_initialize_trampoline): Rename from
3220 sparc_initialize_trampoline; make static; replace tramp parameter
3221 with m_tramp and update memory accesses.
3222 (sparc64_initialize_trampoline): Similarly.
3223 (sparc_trampoline_init): New.
3224 * config/sparc/sparc-protos.h: Remove trampoline decls.
3225 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
3226 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
3228 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
3229 (array_to_constant): Make ARR parameter const.
3230 (spu_trampoline_init): Rename from spu_initialize_trampoline;
3231 make static; update for hook parameters.
3232 * config/spu/spu-protos.h: Update decls.
3233 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
3235 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
3236 from xstormy16_initialize_trampoline; make static; update for
3238 (TARGET_TRAMPOLINE_INIT): New.
3239 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
3241 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3242 (TARGET_TRAMPOLINE_INIT): New.
3243 (v850_can_eliminate): Make static.
3244 (v850_asm_trampoline_template, v850_trampoline_init): New.
3245 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
3246 v850_asm_trampoline_template.
3247 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
3248 and adjust for target hook parameters.
3250 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3251 (TARGET_TRAMPOLINE_INIT): New.
3252 (vax_asm_trampoline_template, vax_trampoline_init): New.
3253 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
3254 vax_asm_trampoline_template.
3255 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
3257 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3258 (TARGET_TRAMPOLINE_INIT): New.
3259 (xtensa_asm_trampoline_template): Rename from
3260 xtensa_trampoline_template; make static.
3261 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
3262 make static; update for hook parameters.
3263 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
3264 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
3265 (INITIALIZE_TRAMPOLINE): Remove.
3267 * config/i386/i386.c (ix86_function_regparm): Do not issue an
3268 error for nested functions with regparm=3.
3269 (ix86_compute_frame_layout): Adjust frame pointer offset for
3270 ix86_static_chain_on_stack.
3271 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
3272 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
3273 don't reset to UNITS_PER_WORD.
3274 (ix86_emit_leave): Adjust ix86_cfa_state.
3275 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
3276 (ix86_static_chain): New.
3277 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
3278 make static; update for target hook parameters; use ix86_static_chain.
3279 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3280 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
3281 (INITIALIZE_TRAMPOLINE): Remove.
3282 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
3283 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
3284 to the end. Add static_chain_on_stack.
3285 (ix86_static_chain_on_stack): New.
3287 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
3288 (m68k_output_mi_thunk): Don't use static_chain_rtx.
3289 (m68k_trampoline_init): New.
3290 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
3291 m68k_trampoline_init and adjust for hook parameters.
3292 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
3293 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
3295 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3297 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3298 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3300 * reload1.c (reload): Call wrap_constant when substituting
3301 reg for equiv inside of DEBUG_INSNs.
3304 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3305 add_call_src_coords_attributes, add_high_low_attributes,
3306 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3307 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3308 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3309 when -gdwarf-2 -gstrict-dwarf.
3310 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3311 -gdwarf-[23] -gstrict-dwarf.
3312 (address_of_int_loc_descriptor, loc_descriptor,
3313 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3314 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3315 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3317 2009-09-22 Richard Guenther <rguenther@suse.de>
3319 PR tree-optimization/41428
3320 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3321 (ccp_finalize): Pass it to substitute_and_fold.
3323 2009-09-22 Richard Guenther <rguenther@suse.de>
3325 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3326 (substitute_and_fold): Adjust prototype.
3327 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3328 (simplify_stmt_using_ranges): Likewise.
3329 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3330 (vrp_fold_stmt): New function.
3331 (vrp_finalize): Pass it to substitute_and_fold.
3332 * tree-flow.h (vrp_evaluate_conditional): Remove.
3333 (simplify_stmt_using_ranges): Likewise.
3334 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3335 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3336 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3338 (fold_predicate_in): Move to tree-vrp.c.
3339 (substitute_and_fold): Use the callback instead of calling into
3340 tree-vrp.c functions directly.
3342 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3344 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3345 comparison warning on rs6000.
3348 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3349 GIMPLE_EH_MUST_NOT_THROW cleanup.
3350 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3352 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3355 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3356 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3357 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3358 libSystem which is derived from the gcc 4.2.1 unwinder.
3360 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3363 * varasm.c (default_encode_section_info): Copy TLS model into
3364 sym_ref flags regardless of backend support for TLS, for all
3365 model types except TLS_MODEL_EMULATED.
3367 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3370 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3371 we can handle it correctly.
3373 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3375 * doc/install.texi (os2): Remove section.
3377 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3379 * doc/standards.texi (Objective-C): Adjust two URLs.
3381 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3383 * tree-tailcall.c (process_assignment): Don't check if a
3384 multiplication or an addition are already present.
3385 (find_tail_calls): Combine multiple additions and multiplications.
3386 (adjust_accumulator_values): Emit accumulators.
3388 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3390 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3391 xmm register restore.
3393 2009-09-21 Jan Hubicka <jh@suse.cz>
3395 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3396 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3399 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3401 * stor-layout.c (layout_type): Remove obsolete code.
3403 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3406 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3408 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3411 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3412 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3413 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3414 * fold-const.c (const_binop): Likewise.
3415 * real.h (do_mpc_arg2): Update prototype.
3417 2009-09-20 Jan Hubicka <jh@suse.cz>
3419 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3420 (add_location_or_const_value_attribute): Rewrite using
3422 (tree_add_const_value_attribute): Return true if successful.
3423 (tree_add_const_value_attribute_for_decl): Likewise.
3425 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3426 (loc_descriptor): ... here;
3427 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3428 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3429 pool items that was not marked for output.
3430 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3431 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3432 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3433 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3434 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3435 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3436 DW_OP_stack_value to get address of items that are not available
3438 (dw_loc_list): Handle single element lists correctly.
3440 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3441 Pascal Obry <obry@adacore.com>
3443 * unwind-dw2-fde.c (classify_object_over_fdes):
3444 Cast the constant 1 to _Unwind_Ptr.
3445 (add_fdes): Likewise.
3446 (linear_search_fdes): Likewise.
3448 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3450 * stor-layout.c (set_sizetype): Avoid useless type copy.
3452 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3454 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3456 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3457 * configure, config.in: Regenerate.
3458 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3460 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3461 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3462 for global data if the output could be used in a shared library.
3463 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3464 to 0 if TARGET_WRITABLE_EH_FRAME.
3466 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3468 PR rtl-optimization/39886
3469 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3470 just when insn is equal to BB_END (bb).
3472 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3474 * config/mips/mips.opt (mrelax-pic-calls): New option.
3475 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3477 (mips_unspec_call): Change "unspec_call" expander into this.
3478 (mips_strip_unspec_call): New function.
3479 (mips_got_load): Call mips_unspec_call instead of
3480 gen_unspec_call<mode>.
3481 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3483 (mips_cfg_in_reorg): New function.
3484 (mips16_lay_out_constants): Use it to decide whether to call
3485 CFG-aware insn splitting.
3486 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3487 mips_reorg. Move DF set-up code from here ...
3488 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3490 (mips_reorg): Call mips_df_reorg instead of
3491 r10k_insert_cache_barriers. Move CFG set-up code here from
3492 r10k_insert_cache_barriers.
3493 (mips_call_expr_from_insn): New function.
3494 (mips_pic_call_symbol_from_set): Likewise.
3495 (mips_find_pic_call_symbol): Likewise.
3496 (mips_annotate_pic_call_expr): Likewise.
3497 (mips_get_pic_call_symbol): Likewise.
3498 (mips_annotate_pic_calls): Likewise.
3499 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3501 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3502 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3503 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3505 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3506 (unspec_call<mode>): Remove it.
3507 (sibcall_internal, sibcall_value_internal,
3508 sibcall_value_multiple_internal, call_internal, call_split,
3509 call_value_internal, call_value_split,
3510 call_value_multiple_internal, call_value_multiple_split): Pass
3511 SIZE_OPNO to MIPS_CALL.
3512 (call_internal_direct, call_direct_split,
3513 call_value_internal_direct, call_value_direct_split): Pass -1 as
3514 SIZE_OPNO to MIPS_CALL.
3515 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3516 * configure: Regenerate.
3517 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3518 and -mno-relax-pic-calls.
3519 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3521 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3524 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3525 in the directory this rule is called from, rather than the
3526 toplevel 'gcc' directory, to fix in-tree build.
3528 2009-09-19 Chris Demetriou <cgd@google.com>
3530 PR preprocessor/28435:
3531 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3532 to cpplib that the preprocessor output is needed.
3534 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3536 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3537 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3538 *return_and_restore_fpregs_<mode>,
3539 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3542 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3543 instead of assuming it has always a REG inside of it.
3545 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3547 * config/freebsd.h: Update comment on types.
3548 (WINT_TYPE): Define.
3550 2009-09-18 Jason Merrill <jason@redhat.com>
3552 * c.opt: Add -fno-deduce-init-list.
3554 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3556 * value-prof.c (interesting_stringop_to_profile_p): Added output
3557 argument to indicate which parameter is the size parameter.
3558 * value-prof.c (gimple_stringop_fixed_value): Use
3559 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3560 * value-prof.c (gimple_stringops_transform): Update call sites to
3561 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3563 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3566 From David Binderman <dcb314@hotmail.com>:
3567 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3568 local variable f. Remove stale comments.
3569 (ix86_compute_frame_layout): Remove useless local variable total_size.
3570 Remove #if 0'd code.
3571 (legitimate_address_p): Remove useless local variables
3572 reason_rtx and reason.
3573 (ix86_split_copysign_const): Remove useless local variable op1.
3574 (scale_counter): Remove useless local variable piece_size_mask.
3576 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3578 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3581 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3584 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3586 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3588 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3591 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3593 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3594 DW_OP_implicit_value even without dwarf_version 4.
3596 2009-09-17 Jan Hubicka <jh@suse.cz>
3598 * dwarf2out.c: Include tree-pass.h and gimple.h.
3599 (loc_list_plus_const): New function.
3600 (loc_descriptor_from_tree_1): Rename to ...
3601 (loc_descriptor_from_tree): ... remove original.
3602 (loc_list_from_tree): New function.
3603 (add_AT_location_description): Accept location list.
3604 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3605 (concatn_mem_loc_descriptor): Remove.
3606 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3608 (secname_for_decl): Move up.
3609 (hidden_reference_p): New function; break out from ...
3610 (loc_by_refernece): ... here; move up.
3611 (dw_loc_list): New function.
3612 (single_element_loc_list): New function.
3613 (single_element_loc_list_p): New function.
3614 (add_loc_descr_to_each): New function.
3615 (add_loc_list): New function.
3616 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3617 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3618 add diagnostics why expansion failed.
3619 (add_location_or_const_value_attribute): Support location lists.
3620 (add_bound_info): Likewise.
3621 (descr_info_loc): Update call of loc_descriptor_from_tree.
3622 (gen_variable_die): Work on location lists.
3623 * final.c (pass_final): Add dump file.
3624 * Makefile.in (dwarf2out.o): Add new dependencies.
3626 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3629 * real.c decimal_from_integer, decimal_integer_string): New.
3630 (real_from_integer): Use them as special case for decimal float.
3631 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3632 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3633 Do not append zero after the decimal point in string to convert.
3635 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3637 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3638 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3640 2009-09-17 Martin Jambor <mjambor@suse.cz>
3642 * common.opt (fipa-sra): New switch.
3643 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3644 * timevar.def (TV_IPA_SRA): New timevar.
3645 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3646 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3647 * tree-sra.c: Include cgraph.c.
3648 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3649 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3650 and grp_not_necessarilly_dereferenced.
3651 (func_param_count): New variable.
3652 (encountered_apply_args): New variable.
3653 (bb_dereferences): New variable.
3654 (final_bbs): New variable.
3655 (no_accesses_representant): New variable.
3656 (no_accesses_p): New function.
3657 (dump_access): Dump the new fields.
3658 (sra_initialize): Set encountered_apply_args to false.
3659 (get_ssa_base_param): New function.
3660 (mark_parm_dereference): New function.
3661 (create_access): Caring for INIDRECT_REFs and different handling of
3662 varialble length accesses in early IPA SRA. Store the stmt - a new
3663 parameter - to the new access.
3664 (build_access_from_expr_1): New parameter stmt, passed to
3665 create_access. Handle INDIRECT_REFs.
3666 (build_access_from_expr): Pass the current statement to
3667 build_access_from_expr_1.
3668 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3670 (build_accesses_from_assign): Pass the current statement to
3671 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3672 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3673 final_bbs when necessary. Check for calls to __builtin_apply_args.
3674 Fixup EH info if anythng was changed.
3675 (is_unused_scalar_param): New function.
3676 (ptr_parm_has_direct_uses): New function.
3677 (find_param_candidates): New function.
3678 (mark_maybe_modified): New function.
3679 (analyze_modified_params): New function.
3680 (propagate_dereference_distances): New function.
3681 (dump_dereferences_table): New function.
3682 (analyze_caller_dereference_legality): New function.
3683 (unmodified_by_ref_scalar_representative): New function.
3684 (splice_param_accesses): New function.
3685 (decide_one_param_reduction): New function.
3686 (enum ipa_splicing_result): New type.
3687 (splice_all_param_accesses): New function.
3688 (get_param_index): New function.
3689 (turn_representatives_into_adjustments): New function.
3690 (analyze_all_param_acesses): New function.
3691 (get_replaced_param_substitute): New function.
3692 (get_adjustment_for_base): New function.
3693 (replace_removed_params_ssa_names): New function.
3694 (sra_ipa_reset_debug_stmts): New function.
3695 (sra_ipa_modify_expr): New function.
3696 (sra_ipa_modify_assign): New function.
3697 (convert_callers): New function.
3698 (modify_function): New function.
3699 (ipa_sra_preliminary_function_checks): New function.
3700 (ipa_early_sra): New function.
3701 (ipa_early_sra_gate): New function.
3702 (pass_early_ipa_sra): New variable.
3703 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3705 2009-09-17 Michael Matz <matz@suse.de>
3708 * tree.c (build_type_attribute_qual_variant): Export.
3709 * tree.h (build_type_attribute_qual_variant): Declare.
3710 * tree-inline.c (remap_type_1): Use it to build variants with
3711 the original qualifiers and attributes.
3713 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3715 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3716 without a fallthrough edge.
3718 2009-09-16 DJ Delorie <dj@redhat.com>
3720 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3721 chip and ignore the "fast_interrupt" attribute if so.
3723 2009-09-16 Richard Henderson <rth@redhat.com>
3726 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3729 2009-09-16 Richard Henderson <rth@redhat.com>
3732 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3733 is set only if DECL_NO_STATIC_CHAIN is unset.
3734 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3735 (FOR_EACH_NEST_INFO): New.
3736 (walk_all_functions): Use it.
3737 (finalize_nesting_tree): Likewise.
3738 (unnest_nesting_tree): Likewise.
3739 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3740 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3741 (convert_gimple_call): Early out if gimple_call_chain already set.
3742 (convert_all_function_calls): Iterate until no new functions
3743 require a static chain.
3744 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3745 when building a trampoline. Use dump_function_to_file instead
3747 (lower_nested_functions): Open dump_file. Validate that decls
3748 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3749 bit reset by this pass.
3751 2009-09-16 Michael Matz <matz@suse.de>
3754 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3755 shorten decl_common_unused.
3756 (DECL_RESTRICTED_P): New accessor.
3757 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3758 to disambiguate marked decls and restrict pointers.
3760 2009-09-16 Richard Henderson <rth@redhat.com>
3763 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3765 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3767 * integrate.c (set_block_abstract_flags): Call
3768 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3770 2009-09-16 Richard Guenther <rguenther@suse.de>
3773 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3776 2009-09-16 DJ Delorie <dj@redhat.com>
3777 Kaz Kojima <kkojima@gcc.gnu.org>
3779 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3780 (sh_expand_prologue): Update calls to output_stack_adjust.
3781 (sh_expand_epilogue): Likewise.
3783 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3786 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3787 trying to limit the extent of searches in the insn stream.
3789 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3790 Jakub Jelinek <jakub@redhat.com>
3794 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3796 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3797 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3798 (rs6000_savres_strategy): Always save FP registers inline if the
3799 target doesn't support hardware double-precision. Set the above
3800 bits in return value when needed.
3801 (rs6000_savres_routine_sym): Fix computation for cache selector.
3802 Mark the generated symbol as a function. Rename exitp argument to
3803 lr. Move code for determining the name of the symbol...
3804 (rs6000_savres_routine_name): ...here. New function. Add cases for
3805 getting the names right on AIX and 64-bit Linux.
3806 (savres_routine_name): New variable.
3807 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3808 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3809 on what the target routine uses as a base register. If savep && lr
3810 describe saving of r0 into memory slot.
3811 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3812 line calls for AIX ABI.
3813 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3814 determine FP save/restore functions.
3815 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3816 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3818 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3819 Duplicate restoration of LR and execute the appropriate one
3820 depending on whether GPRs are being restored inline. Set r11 from
3821 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3822 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3823 Fix out of line calls for AIX ABI.
3824 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3826 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3828 (*restore_gpregs_spe): Likewise.
3829 (*return_and_restore_gpregs_spe): Likewise.
3830 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3831 Define to empty string unconditionally.
3832 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3833 Define to empty string unconditionally.
3834 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3837 2009-09-15 Jan Hubicka <jh@suse.cz>
3839 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3840 * params.def (inline-insns-auto): Likewise.
3842 2009-09-15 Martin Jambor <mjambor@suse.cz>
3844 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3845 individual statements only at TDF_DETAILS dump level. Format
3846 source for 80 characters per line.
3848 2009-09-15 Christian Bruel <christian.bruel@st.com>
3850 * regrename.c (do_replace): Update REG_DEAD notes.
3852 2009-09-15 Revital Eres <eres@il.ibm.com>
3854 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3855 * targhooks.c (default_builtin_support_vector_misalignment):
3856 New builtin function.
3857 * targhooks.h (default_builtin_support_vector_misalignment):
3859 * target.h (builtin_support_vector_misalignment):
3860 New field in struct gcc_target.
3861 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3862 new builtin function.
3863 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3865 * config/rs6000/rs6000.c
3866 (rs6000_builtin_support_vector_misalignment): New function.
3867 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3869 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3871 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3873 (bfin_optimize_loop): Likewise.
3874 (bfin_gen_bundles): Likewise.
3875 (workaround_speculation): Likewise.
3876 (find_load): Return NULL_RTX for debug_insn.
3878 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3880 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3883 2009-09-14 DJ Delorie <dj@redhat.com>
3885 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3886 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3889 2009-09-14 Richard Henderson <rth@redhat.com>
3890 Jakub Jelinek <jakub@redhat.com>
3892 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3893 * cfgbuild.c (make_edges): Handle asm goto.
3894 * cfglayout.c (fixup_reorder_chain): Likewise.
3895 * cfgrtl.c (patch_jump_insn): Likewise.
3896 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3897 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3898 (gimple_build_asm_vec): Add and use labels parameter.
3899 (gimple_build_asm): Remove.
3900 (walk_gimple_asm): Walk labels too.
3901 * gimple.def (GIMPLE_ASM): Update docs.
3902 * gimple.h: Update decls.
3903 (struct gimple_statement_asm): Change nc to use unsigned char;
3905 (gimple_asm_nlabels): New.
3906 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3907 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3908 into gimple_build_asm_vec.
3909 * jump.c (mark_jump_label_asm): New.
3910 (mark_jump_label): Use it.
3911 (redirect_jump_1): Handle asm goto.
3912 (invert_jump_1): Soft fail if X is null.
3913 * recog.c (extract_asm_operands): New.
3914 (asm_noperands): Use it; handle asm labels.
3915 (decode_asm_operands): Use extract_asm_operands.
3916 (asm_operand_ok): Properly handle empty string.
3917 * reg-stack.c (get_asm_operands_in_out): Rename from
3918 get_asm_operand_n_inputs; use extract_asm_operands; return both
3919 inputs and outputs by reference; update all callers.
3920 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3921 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3922 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3923 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3924 (extract_asm_operands): Declare.
3925 * stmt.c (expand_asm_operands): Add and use labels parameter.
3926 (check_unique_operand_names): Likewise.
3927 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3928 (expand_asm_stmt): Handle asm labels.
3929 * tree-cfg.c (make_gimple_asm_edges): New.
3930 (make_edges): Use it.
3931 (cleanup_dead_labels): Handle asm labels.
3932 (is_ctrl_altering_stmt): Likewise.
3933 (gimple_redirect_edge_and_branch): Likewise.
3934 * tree.def (ASM_EXPR): Add 5th operand.
3935 * tree.h (ASM_LABELS): New.
3936 (resolve_asm_operand_names): Update decl.
3938 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3939 (c_parser_asm_goto_operands): New.
3940 * c-tree.h (build_asm_expr): Update decl.
3941 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3942 * doc/extend.texi: Document asm goto.
3944 2009-09-14 Richard Henderson <rth@redhat.com>
3946 * except.h: Update declarations.
3947 (struct pointer_map_t): Forward declare.
3948 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3949 (struct eh_landing_pad_d, eh_landing_pad): New.
3950 (struct eh_catch_d, eh_catch): New.
3951 (struct eh_region_d): Remove next_region_sharing_label, aka,
3952 label, tree_label, landing_pad, post_landing_pad, resume,
3953 may_contain_throw. Rename region_number to index. Remove
3954 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3955 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3956 (VEC(eh_landing_pad,gc)): New.
3957 (struct eh_status): Remove last_region_number. Add lp_array,
3958 throw_stmt_table, ttype_data, ehspec_data.
3959 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3960 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3961 * except.c (lang_protect_cleanup_actions): Return tree.
3962 (struct ehl_map_entry): Remove.
3963 (init_eh_for_function): Push zero entries for region and lp_array.
3964 (gen_eh_region): Add to region_array immediately.
3965 (gen_eh_region_catch): Operate on eh_catch objects.
3966 (gen_eh_landing_pad): New.
3967 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3968 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3969 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3970 (get_eh_landing_pad_from_number_fn): New.
3971 (get_eh_landing_pad_from_number): New.
3972 (get_eh_region_from_lp_number_fn): New.
3973 (get_eh_region_from_lp_number): New.
3974 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3975 (get_exception_pointer, get_exception_filter): Remove.
3976 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3977 (current_function_has_exception_handlers): Simplify.
3978 (bring_to_root, eh_region_replaceable_by_p): Remove.
3979 (replace_region, hash_type_list, hash_eh_region): Remove.
3980 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3981 (label_to_region_map, num_eh_regions): Remove.
3982 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3983 (find_exception_handler_labels): Remove.
3984 (duplicate_eh_regions_0, find_prev_try): Remove.
3985 (struct duplicate_eh_regions_data): New.
3986 (duplicate_eh_regions_1): Rewrite.
3987 (duplicate_eh_regions): Return a pointer map instead of an
3989 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3990 (redirect_eh_edge_to_label): Remove.
3991 (eh_region_outermost): Rewrite using eh_region pointers
3992 instead of integers.
3993 (add_ttypes_entry): Update for ttype_data move to eh_status.
3994 (add_ehspec_entry): Rewrite with VEC instead of varray.
3995 (assign_filter_values): Likewise. Export.
3996 (build_post_landing_pads, connect_post_landing_pads): Remove.
3997 (dw2_build_landing_pads): Rewrite to use lp_array.
3998 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3999 (sjlj_assign_call_site_values): Rewrite to use lp_array.
4000 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
4001 (sjlj_mark_call_sites): Update for landing pad numbers.
4002 (finish_eh_generation): Rewrite.
4003 (gate_handle_eh): Do nothing for no eh tree.
4004 (pass_rtl_eh): Move up near finish_eh_generation.
4005 (remove_eh_landing_pad): New.
4006 (remove_eh_handler): Export.
4007 (remove_eh_region, remove_eh_handler_and_replace): Remove.
4008 (for_each_eh_label): Rewrite to use lp_array.
4009 (make_reg_eh_region_note): New.
4010 (make_reg_eh_region_note_nothrow_nononlocal): New.
4011 (insn_could_throw_p): New.
4012 (copy_reg_eh_region_note_forward): New.
4013 (copy_reg_eh_region_note_backward): New.
4014 (check_handled, add_reachable_handler): Remove.
4015 (reachable_next_level, foreach_reachable_handler): Remove.
4016 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
4017 (get_eh_region_and_lp_from_rtx): New.
4018 (get_eh_region_from_rtx): New.
4019 (can_throw_internal_1, can_throw_external_1): Remove.
4020 (can_throw_internal): Use get_eh_region_from_rtx.
4021 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
4022 (insn_nothrow_p, can_nonlocal_goto): New.
4023 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
4024 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
4025 (add_action_record): Use VEC not varray.
4026 (collect_one_action_chain): Update for eh_region changes.
4027 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
4028 Use get_eh_region_and_lp_from_rtx.
4029 (gate_convert_to_eh_region_ranges): New.
4030 (pass_convert_to_eh_region_ranges): Use it.
4031 (push_uleb128, push_sleb128): Use VEC not varray.
4032 (output_one_function_exception_table): Likewise.
4033 (dump_eh_tree): Update for eh_region changes.
4034 (verify_eh_tree): Likewise.
4035 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
4036 * tree-eh.c: Include target.h.
4037 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
4038 Don't disallow GIMPLE_RESX; adjust argument check.
4039 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
4040 (record_stmt_eh_region): Update for landing pad numbers;
4041 generate a landing pad if necessary.
4042 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
4043 (remove_stmt_from_eh_lp_fn): Similarly.
4044 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
4045 Update for lp numbers; don't special case missing throw_stmt_table.
4046 (lookup_expr_eh_lp): Similarly.
4047 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
4048 (eh_seq, eh_region_may_contain_throw): New.
4049 (struct leh_state): Add ehp_region.
4050 (struct leh_tf_state): Remove eh_label.
4051 (emit_post_landing_pad): New.
4052 (emit_resx, emit_eh_dispatch): New.
4053 (note_eh_region_may_contain_throw): New.
4054 (frob_into_branch_around): Take eh_region not eh label;
4055 emit eh code into eh_seq.
4056 (honor_protect_cleanup_actions): Early exit for no actions. Don't
4057 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
4058 lower_eh_must_not_throw. Emit code to eh_seq.
4059 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
4060 (lower_try_finally_onedest): Likewise.
4061 (lower_try_finally_copy): Likewise.
4062 (lower_try_finally_switch): Likewise.
4063 (lower_try_finally): Initialize ehp_region.
4064 (lower_catch): Update for eh_catch objects.
4065 (lower_eh_filter): Don't handle must_not_throw.
4066 (lower_eh_must_not_throw): New.
4067 (lower_cleanup): Don't set eh_label.
4068 (lower_eh_constructs_2): Resolve eh builtins.
4069 Handle GIMPLE_EH_MUST_NOT_THROW.
4070 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
4071 Add eh_seq to the end of the function body.
4072 (make_eh_dispatch_edges): New.
4073 (make_eh_edge): Remove.
4074 (make_eh_edges): Simplify for landing pads.
4075 (redirect_eh_edge_1): New.
4076 (redirect_eh_edge): Use it.
4077 (redirect_eh_dispatch_edge): New.
4078 (stmt_could_throw_p): Use a switch. Allow RESX.
4079 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
4080 (stmt_can_throw_internal): Likewise.
4081 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
4082 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
4083 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
4084 (gate_refactor_eh): New.
4085 (pass_refactor_eh): Use it.
4086 (lower_resx, execute_lower_resx, pass_lower_resx): New.
4087 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
4088 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
4089 (remove_unreachable_handlers): Rename from
4090 tree_remove_unreachable_handlers; rewrite for landing pads;
4091 call remove_eh_handler directly.
4092 (remove_unreachable_handlers_no_lp): New.
4093 (unsplit_eh, unsplit_all_eh): New.
4094 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
4095 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
4096 (cleanup_empty_eh_unsplit): New.
4097 (cleanup_empty_eh): Rewrite.
4098 (cleanup_all_empty_eh): New.
4099 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
4100 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
4101 (gate_cleanup_eh): New.
4102 (pass_cleanup_eh): Use it.
4103 (verify_eh_edges): Move later in file. Expect one EH edge.
4104 (verify_eh_dispatch_edge): New.
4106 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
4107 (gtype-desc.o): Add TARGET_H.
4108 (tree.o): Use EXCEPT_H, not except.h.
4109 (cfgbuild.o): Add EXPR_H.
4110 (GTFILES): Add vecprim.h.
4111 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
4112 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
4113 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
4114 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
4115 * calls.c (emit_call_1): Use make_reg_eh_region_note.
4116 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
4117 calls to can_throw_internal.
4118 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
4119 (make_edges): Don't handle RESX; use can_nonlocal_goto.
4120 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
4121 (expand_gimple_stmt): Use make_reg_eh_region_note.
4122 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
4123 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
4124 or find_exception_handler_labels.
4125 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
4126 there is exacly one EH edge. Use can_nonlocal_goto and
4128 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
4129 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
4130 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
4131 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
4132 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
4133 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
4134 * dse.c (scan_insn): Use insn_could_throw_p.
4135 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
4136 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
4137 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
4138 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
4139 EXC_PTR_EXPR or FILTER_EXPR.
4140 (tree_expr_nonzero_warnv_p): Likewise.
4141 * function.h: Include vecprim.h, not varray.h
4142 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
4143 move ttype_data and ehspec_data members to struct eh_status; change
4144 action_record_data member to a VEC.
4145 * gcse.c (hash_scan_set): Use can_throw_internal.
4146 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
4147 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
4148 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
4149 (block_may_fallthru): Don't handle RESX_EXPR.
4150 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
4151 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
4152 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
4153 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
4154 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
4155 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
4156 (gimple_size): Likewise.
4157 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
4158 (gimple_build_resx): Use gimple_build_with_ops.
4159 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
4160 (is_gimple_val): Likewise.
4161 (is_gimple_stmt): Remove RESX_EXPR.
4162 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
4163 (GIMPLE_RESX): Reorder with other EH constructs.
4164 * gimple.h (struct gimple_statement_eh_mnt): New.
4165 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
4166 (gimple_eh_filter_must_not_throw): Remove.
4167 (gimple_eh_filter_set_must_not_throw): Remove.
4168 (gimple_eh_must_not_throw_fndecl): New.
4169 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
4170 (is_gimple_resx): New.
4171 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
4172 Don't copy EH_FILTER_MUST_NOT_THROW.
4173 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
4174 * ipa-inline.c (estimate_function_body_sizes): Don't try to
4175 handle must_not_throw_labels specially.
4176 * ipa-pure-const.c (check_call): Update debug statement for LP.
4177 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
4178 * ipa-utils.c (get_base_var): Likewise.
4179 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
4180 * lower-subreg.c (move_eh_region_note): Remove.
4181 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
4182 * omp-low.c (new_omp_context): Update for eh_lp_nr.
4183 (create_task_copyfn): Likewise.
4184 (maybe_catch_exception): Use gimple_build_eh_filter.
4185 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
4186 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
4187 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
4188 and pass_lower_resx.
4189 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
4190 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
4191 can_throw_internal, can_nonlocal_goto.
4192 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
4193 copy_reg_eh_region_note_forward.
4194 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
4195 (emit_output_reload_insns): Likewise.
4196 (copy_eh_notes): Remove.
4197 * rtl.def (RESX): Remove.
4198 * rtl.h: Update declarations.
4199 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
4200 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
4201 (update_eh_label): Remove.
4202 (cleanup_dead_labels_eh): New.
4203 (cleanup_deal_labels): Use it instead of update_eh_label.
4204 (gimple_merge_blocks): Update landing pad data structure when
4205 removing a landing pad label.
4206 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
4207 test; handle GIMPLE_EH_MUST_NOT_THROW.
4208 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
4209 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
4210 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
4211 (verify_stmt): Likewise. Verify landing pads.
4212 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
4213 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
4214 (struct move_stmt_d): Add eh_map.
4215 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
4216 (move_stmt_r): Remap eh region numbers in builtin calls,
4217 resx and eh_dispatch.
4218 (move_block_to_fn): Remove eh_offset parameter. Use
4219 maybe_duplicate_eh_stmt_fn.
4220 (find_outermost_region_in_block): Operate on eh_region pointers
4221 instead of region numbers.
4222 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
4223 duplicate_eh_regions.
4224 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
4225 test earlier. Disallow EH landing pads.
4226 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
4227 * tree-flow.h: Update declarations.
4228 (struct tree_ann_common_d): Replace rn with lp_nr.
4229 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
4230 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
4231 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
4232 resx and eh_dispatch.
4233 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
4234 (copy_edges_for_bb): Use make_eh_dispatch_edges.
4235 (copy_cfg_body): Expect eh_map instead of eh_region_offset
4236 from duplicate_eh_regions.
4237 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
4238 update RESX; handle EH_DISPATCH.
4239 (expand_call_inline): Set eh_lp_nr, not eh_region.
4240 (maybe_inline_call_in_expr): Likewise.
4241 * tree-inline.h (struct copy_body_data): Replace eh_region with
4242 eh_lp_nr, eh_region_offset with eh_map.
4243 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
4244 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
4245 * tree-pretty-print.c (dump_generic_node): Don't handle
4246 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
4247 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
4248 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
4249 EXC_PTR_EXPR, FILTER_EXPR.
4250 * tree-ssa-operands.c (get_expr_operands): Likewise.
4251 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
4252 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4253 (ao_ref_init_from_vn_reference): Likewise.
4254 * tree-ssa-sink.c (statement_sink_location): Likewise.
4255 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4256 (mark_virtual_phi_result_for_renaming): Export. Tidy.
4257 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
4258 EXC_PTR_EXPR, FILTER_EXPR.
4259 (is_exception_related): Remove.
4260 (compute_avail): Don't call it.
4261 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
4262 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
4263 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
4264 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
4266 (build_resx): Remove.
4267 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
4268 * tree.h: Update declarations.
4269 (EH_FILTER_MUST_NOT_THROW): Remove.
4270 (struct tree_label_decl): Add eh_landing_pad_nr.
4271 (EH_LANDING_PAD_NR): New.
4272 * value-prof.c (gimple_ic): Tidy variable names. Update for
4273 landing pad numbers.
4274 (gimple_stringop_fixed_value): Tidy variable names. Assert
4275 that neither call stmt can throw.
4276 * vecprim.h (uchar): New.
4277 (VEC(uchar,heap), VEC(uchar,gc)): New.
4279 * c-common.c (c_define_builtins): Update call to
4280 build_common_builtin_nodes.
4281 * c-parser.c (c_parse_file): Don't call
4282 default_init_unwind_resume_libfunc.
4284 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
4286 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4287 (mips_cprestore_address_p): Likewise.
4288 (mips_save_gp_to_cprestore_slot): Likewise.
4289 (mips_restore_gp): Rename to...
4290 (mips_restore_gp_from_cprestore_slot): ...this.
4291 (mips_must_initialize_gp_p): Declare.
4292 (mips_emit_save_slot_move): Likewise.
4293 (mips_output_load_label): Return nothing.
4294 (mips_eh_uses): Declare.
4295 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
4296 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4297 (TARGET_ABSOLUTE_JUMPS): Likewise.
4298 (EH_USES): Likewise.
4299 (FIRST_PSEUDO_REGISTER): Update comment.
4300 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4301 (MIPS_CALL): ...here.
4302 (REGISTER_NAMES): Add $cprestore.
4303 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4304 Add load_label_length, has_inflexible_gp_insn_p,
4305 has_flexible_gp_insn_p, must_initialize_gp_p and
4306 must_restore_gp_when_clobbered_p.
4307 (mips_expand_call): Don't generate split instructions here.
4308 (mips_split_call): Update the call to mips_restore_gp after
4309 the above name change.
4310 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4311 (mips_find_gp_ref): New function.
4312 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4313 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4314 (mips_insn_has_flexible_gp_ref_p): Likewise.
4315 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4316 (mips_function_has_gp_insn): Delete.
4317 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4318 Use the new functions above. Only return INVALID_REGNUM
4319 for TARGET_ABSOLUTE_JUMPS.
4320 (mips_must_initialize_gp_p): New function.
4321 (mips_get_cprestore_base_and_offset): New function, extracted from...
4322 (mips_cprestore_slot): ...here. Take a bool parameter.
4323 (mips_cfun_has_cprestore_slot_p): New function.
4324 (mips_cprestore_address_p): Likewise.
4325 (mips_save_gp_to_cprestore_slot): Likewise.
4326 (mips_restore_gp): Rename to...
4327 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4328 epilogue_completed. Update the call to mips_cprestore_slot.
4329 Test cfun->machine->must_restore_gp_when_clobbered_p.
4330 (mips_direct_save_slot_move_p): New function.
4331 (mips_emit_save_slot_move): Likewise.
4332 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4333 of cfun->machine->global_pointer.
4334 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4335 (mips_save_reg): Use mips_emit_save_slot_move.
4336 (mips_expand_prologue): Set must_initialize_gp_p.
4337 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4338 for all cprestore saves. Emit a use_cprestore instruction after
4339 setting up the cprestore slot.
4340 (mips_restore_reg): Use mips_emit_save_slot_move.
4341 (mips_process_load_label): New function.
4342 (mips_load_label_length): Likewise.
4343 (mips_output_load_label): Don't return asm: output it here instead.
4344 Use mips_process_load_label.
4345 (mips_adjust_insn_length): Adjust the length of branch instructions
4346 that have length MAX_PIC_BRANCH_LENGTH.
4347 (mips_output_conditional_branch): Update the call to
4348 mips_output_load_label. Assume the branch target is OPERANDS[0]
4349 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4350 (mips_output_order_conditional_branch): Swap the meaning of
4351 OPERANDS[0] and OPERANDS[1].
4352 (mips_variable_issue): Don't count ghost instructions.
4353 (mips_expand_ghost_gp_insns): New function.
4354 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4355 (mips_output_mi_thunk): Set must_initialize_gp_p.
4356 (mips_eh_uses): New function.
4357 * config/mips/predicates.md (cprestore_save_slot_operand)
4358 (cprestore_load_slot_operand): New predicates.
4359 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4360 (UNSPEC_MOVE_GP): Likewise.
4361 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4362 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4363 (CPRESTORE_SLOT_REGNUM): New register.
4364 (MAX_PIC_BRANCH_LENGTH): New constant.
4365 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4366 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4367 branches. Fix commentary.
4368 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4369 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4370 Change type to "ghost".
4371 (loadgp_absolute_<mode>): Likewise.
4372 (loadgp_rtp_<mode>): Likewise.
4373 (copygp_mips16): Likewise.
4374 (loadgp_blockage): Remove redundant mode attribute.
4375 (potential_cprestore): New instruction.
4376 (cprestore): Turn into an unspec set.
4377 (use_cprestore): New instruction.
4378 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4379 (*branch_fp_inverted): Likewise.
4380 (*branch_order<mode>): Likewise.
4381 (*branch_order<mode>_inverted): Likewise.
4382 (*branch_equality<mode>): Likewise.
4383 (*branch_equality<mode>_inverted): Likewise.
4384 (*branch_bit<bbv><mode>): Likewise.
4385 (*branch_bit<bbv><mode>_inverted): Likewise.
4386 (*branch_equality<mode>_mips16): Remove redundant mode.
4387 (jump): Turn into a define_expand.
4388 (*jump_absolute): New instruction.
4389 (*jump_pic): Likewise.
4390 (*jump_mips16): Rename previously-unnamed pattern. Remove
4391 redundant mode attribute.
4392 (restore_gp): Split on epilogue_completed rather than
4393 reload_completed. Change type to "ghost".
4394 (move_gp<mode>): New instruction.
4395 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4396 Remove redundant mode attribute.
4397 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4398 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4399 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4401 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4404 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4405 are returned in the same register (vs34 or v2) that Altivec vector
4406 types are returned in.
4407 (rs6000_libcall_value): Ditto.
4410 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4411 instead of explicit addsi3/adddi3 calls.
4412 (rs6000_split_multireg_move): Ditto.
4413 (rs6000_emit_allocate_stack): Ditto.
4414 (rs6000_emit_prologue): Ditto.
4415 (rs6000_output_mi_thunk): Ditto.
4417 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4418 size is 64 bits if we can use 64-bit registers.
4420 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4422 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4425 From Jie Zhang <jie.zhang@analog.com>:
4426 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4427 save FP and RETS with saveall attribute.
4428 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4429 with saveall attribute.
4431 * config/bfin/bfin.c (bfin_expand_builtin,
4432 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4435 From Jie Zhang <jie.zhang@analog.com>:
4436 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4437 before use in two places.
4438 * config/bfin/bfin.md (AREG): Define mode iterator.
4439 (reload_in, reload_out): Use mode iterator AREG.
4441 2009-09-14 Richard Guenther <rguenther@suse.de>
4444 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4445 EH personality path.
4447 2009-09-13 Richard Guenther <rguenther@suse.de>
4448 Rafael Avila de Espindola <espindola@google.com>
4450 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4451 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4452 (LANG_HOOKS_INITIALIZER): Adjust.
4453 (lhd_pass_through_t): Declare.
4454 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4456 * langhooks.c (lhd_pass_through_t): New function.
4457 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4458 dwarf2out_begin_prologue): Use personality from current_function_decl.
4459 * expr.h (get_personality_function): Declare.
4460 * expr.c (get_personality_function): New function.
4461 (build_personality_function): Likewise.
4462 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4463 (eh_personality_libfunc): Remove.
4464 * optabs.c (build_libfunc_function): New function split out from ...
4465 (init_one_libfunc): ... here.
4466 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4467 (tree_function_decl): Add personality.
4468 (lhd_gcc_personality): Declare.
4469 (build_personality_function): Likewise.
4470 * tree.c (gcc_eh_personality_decl): New.
4471 (lhd_gcc_personality): New function.
4472 * except.h (lang_eh_runtime_type): Remove.
4473 (enum eh_personality_kind): New.
4474 (build_personality_function): Declare.
4475 (function_needs_eh_personality): Declare.
4476 * except.c (lang_eh_runtime_type): Remove.
4477 (function_needs_eh_personality): New function.
4478 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4479 (sjlj_emit_function_enter, output_function_exception_table):
4480 Use personality from current_function_decl.
4481 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4482 * tree-inline.c (tree_can_inline_p): Do not inline across different
4484 (expand_call_inline): Likewise. Adjust the callers EH personality.
4485 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4486 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4487 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4488 (c-parser.o): Likewise
4489 * c-tree.h (c_eh_initialized_p): Remove.
4490 (c_maybe_initialize_eh): Likewise.
4491 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4492 (finish_decl): Don't call c_maybe_initialize_eh.
4493 (c_eh_initialized_p): Remove.
4494 (c_maybe_initialize_eh): Likewise.
4495 * c-parser.c (c_parser_omp_construct): Likewise.
4496 (c_parse_file): Initialize exception handling.
4498 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4500 * config.gcc (tm_file): Remove i386/biarch32.h
4501 for i?86-w64-mingw* case.
4502 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4504 * config.host: Set for x64 mingw the option
4505 use_long_long_for_widest_fast_int to yes.
4507 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4509 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4510 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4511 (dbxout_begin_function): Likewise.
4512 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4513 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4514 set on the function.
4515 (final_end_function): Likewise.
4516 (final_scan_insn): Likewise.
4517 (rest_of_handle_final): Likewise.
4518 * varasm.c (assemble_start_function): Likewise.
4519 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4521 2009-09-12 Jason Merrill <jason@redhat.com>
4523 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4524 * opts.c (common_handle_option): constify.
4526 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4528 * doc/install.texi (avr): Remove obsolete reference site.
4530 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4532 * doc/install.texi (Binaries): Adjust AIX link.
4534 2009-09-12 Akim Demaille <demaille@gostai.com>
4536 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4537 Use an imperative sentence.
4539 2009-09-11 Richard Henderson <rth@redhat.com>
4541 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4542 structure-name and has-tree-operands arguments; update all entries.
4543 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4545 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4546 (gsstruct_code_size): New.
4547 (gss_for_code_): New.
4548 (gss_for_code): Remove.
4549 (gimple_size): Rewrite using gsstruct_code_size.
4550 (gimple_statement_structure): Move to gimple.h.
4551 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4552 (gss_for_code, gimple_statement_structure): New.
4553 (gimple_ops): Use new arrays; tidy.
4555 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4557 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4558 operand to be a PLUS expression.
4559 * config/pa/pa.c (pa_secondary_reload): Likewise.
4561 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4563 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4565 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4568 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4570 From Jie Zhang <jie.zhang@analog.com>:
4571 * doc/extend.texi (node Function Attributes): Document l2
4573 (node Blackfin Variable Attributes): Document l2 variable attributes.
4575 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4577 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4578 to match the system compiler's configuration at inflection point.
4579 Add comment to remark a remaining difference with system compiler.
4581 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4582 * configure: Regenerate.
4584 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4586 From Jie Zhang <jie.zhang@analog.com>:
4587 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4588 (bfin_handle_l2_attribute): New.
4589 (bfin_attribute_table): Add l2 attribute.
4591 2009-09-11 Michael Matz <matz@suse.de>
4594 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4595 on the local_decls list.
4597 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4601 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4603 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4604 for VALUEs, to implement the documented interface.
4605 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4606 Adjust for VALUEs and anything else, to implement the
4607 documented interface.
4609 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4611 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4612 with actual SPE/paired vector modes before using 64-bit alignment.
4613 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4615 2009-09-10 DJ Delorie <dj@redhat.com>
4617 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4620 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4621 * config/mep/mep.c (mep_legitimate_constant_p): New.
4622 * config/mep/mep-protos.h: Prototype it.
4624 2009-09-10 Richard Henderson <rth@redhat.com>
4626 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4628 2009-09-10 Jason Merrill <jason@redhat.com>
4630 * tree.c (chain_index): New fn.
4631 * tree.h: Declare it.
4633 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4635 * config/sol2-c.c (cmn_err_length_specs): Initialize
4636 scalar_identity_flag.
4638 2009-09-10 Richard Henderson <rth@redhat.com>
4640 * tree.h (struct tree_decl_common): Move align member earlier;
4641 move label_decl_uid member ...
4642 (struct tree_label_decl): ... here.
4643 (LABEL_DECL_UID): Update to match.
4645 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4648 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4649 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4651 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4652 dest_prev if the edge is complex.
4654 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4656 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4657 loop latch tests earlier.
4659 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4660 before GIMPLE_RETURN, not after its predecessor; insert
4663 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4664 gimple_seq_empty_p to test for no PHI nodes.
4665 * tree-cfg.c (split_critical_edges): Likewise.
4667 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4669 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4671 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4672 introduced by the VTA branch merge.
4674 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4676 * ira-conflicts.c: Use fputs or putc instead of fprintf
4680 * tree-switch-conversion.c: Ditto.
4682 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4684 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4685 introduced by the VTA branch merge.
4687 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4690 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4692 PR rtl-optimization/39779
4693 * expr.c (convert_modes): Return when mode == oldmode after
4694 CONST_INTs are processed.
4696 2009-09-10 Nick Clifton <nickc@redhat.com>
4698 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4699 attribute and referring decl when creating renamed symbol.
4701 2009-09-10 Richard Guenther <rguenther@suse.de>
4704 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4706 (cgraph_finalize_compilation_unit): Compute reachability
4707 before emitting thunks. Properly process aliases before
4708 possibly removing unreachable nodes.
4710 2009-09-10 Richard Guenther <rguenther@suse.de>
4713 * tree.c (struct free_lang_data_d): Add worklist member.
4714 (find_decls_types_r): Push onto the worklist instead of recursing.
4715 Handle TREE_BINFOs properly.
4716 (find_decls_types): New function wrapped around find_decls_types_r
4717 to process the worklist.
4718 (find_decls_types_in_eh_region): Use it.
4719 (find_decls_types_in_node): Likewise.
4720 (find_decls_types_in_var): Likewise.
4721 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4722 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4723 (AGGREGATE_TYPE_P): Adjust.
4725 2009-09-09 Jason Merrill <jason@redhat.com>
4727 * configure.ac: Check glibc version even if we have an in-tree
4730 2009-09-09 Anthony Green <green@moxielogic.com>
4732 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4733 the constant 0 when appropriate.
4734 * config/moxie/constraints.md: Add constraint O.
4736 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4737 to pass up to 6 32-bit argument values in registers.
4738 (moxie_function_arg): Ditto.
4739 (moxie_arg_partial_bytes): Ditto.
4740 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4741 (REG_PARM_STACK_SPACE): Ditto.
4742 (FUNCTION_ARG_REGNO_P): Ditto.
4744 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4745 instruction to allocate stack space.
4747 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4749 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4750 unnecessarily stringent constraints. Fix address
4751 calculation in the splitters.
4753 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4755 PR rtl-optimization/39779
4756 * expr.c (convert_modes): Return when mode == oldmode after
4757 CONST_INTs are processed.
4759 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4762 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4763 (ix86_expand_prologue): Take frame.padding0 into logic of
4765 (ix86_expand_epilogue): Likewise.
4767 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4769 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4771 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4772 * config/t-slibgcc-libgcc: New file.
4773 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4775 2009-09-09 Martin Jambor <mjambor@suse.cz>
4777 PR tree-optimization/41089
4778 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4781 2009-09-09 Richard Henderson <rth@redhat.com>
4783 * gimple.h (CASE_GIMPLE_OMP): New.
4784 (is_gimple_omp): Use it.
4785 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4786 (verify_gimple_debug): Likewise.
4788 2009-09-09 Richard Guenther <rguenther@suse.de>
4790 PR tree-optimization/41101
4791 * tree-ssa-pre.c (maximal_set): Remove.
4792 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4793 Defer all blocks we didn't visit at least one successor.
4794 (add_to_exp_gen): Do not add to the maximal set.
4795 (make_values_for_phi): Likewise.
4796 (compute_avail): Likewise.
4797 (init_pre): Do not allocate the maximal set.
4798 (execute_pre): Do not dump it.
4800 2009-09-09 Martin Jambor <mjambor@suse.cz>
4802 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4803 an SSA_NAME rather than a is_gimple_variable.
4805 2009-09-09 Richard Guenther <rguenther@suse.de>
4808 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4809 code dealing with plain pointer bases.
4810 (maybe_fold_offset_to_reference): Likewise.
4811 (maybe_fold_stmt_addition): Adjust.
4813 2009-09-09 Richard Guenther <rguenther@suse.de>
4815 * tree.c (free_lang_data_in_type): Do not free the type variant
4817 (free_lang_data): Merge char_type_node with its properly signed
4819 (pass_ipa_free): Collect after freeing language specific data.
4821 2009-09-09 Michael Matz <matz@suse.de>
4824 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4825 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4826 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4829 2009-09-08 DJ Delorie <dj@redhat.com>
4831 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4833 2009-09-04 Jason Merrill <jason@redhat.com>
4835 * tree.c (tree_find_value): Remove.
4836 * tree.h: Remove prototype.
4837 * varasm.c (assemble_external): Use value_member instead.
4839 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4841 * toplev.c (process_options): Choose default debugging type when
4842 gtoggle enables debug info and type is unset.
4844 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4848 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4851 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4853 * configure: Rebuilt with modified libtool.m4.
4855 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4860 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4862 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4864 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4865 (remove_statement): Likewise.
4866 (rewrite_use_nonlinear_expr): Adjust.
4867 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4868 * tree-ssa.c (release_defs_bitset): ... this. New.
4869 * tree-flow.h (release_defs_bitset): Declare.
4871 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4874 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4875 in the middle block.
4877 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4879 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4880 via intptr_t to long type.
4881 (insert_operand_rank): Cast long type via intptr_t to
4883 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4885 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4886 from pointer to unsigned via uintptr_t.
4888 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4889 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4891 * configure: Regenerated.
4892 * config.in: Regenerated
4893 * system.h (stdint.h): Add include.
4894 (inttypes.h): Likewise.
4895 * Makefile.in (aclocal): Add config/stdint.m4.
4896 * aclocal.m4: Regenerated.
4898 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4900 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4902 (note_np_check_stores): New function.
4903 (harmless_null_pointer_p): New function.
4904 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4905 changed. Take into account whether we're in the shadow of a condjump
4906 that tested NP_REG for NULL.
4907 Lose all code that tested for SEQUENCEs.
4908 (workaround_speculation): Avoid inserting NOPs for loads that are
4909 either always executed or a NULL pointer.
4911 2009-09-08 Jan Hubicka <jh@suse.cz>
4913 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4914 * params.def (early-inlining-insns): Likewise.
4916 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4918 PR rtl-optimization/41239
4919 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4920 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4922 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4923 across calls, as the calls might not always return normally.
4924 (call_may_noreturn_p): New function.
4925 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4926 (init_deps): Initialize it.
4927 (remove_from_deps): Also remove calls from
4928 last_function_call_may_noreturn list.
4930 2009-09-07 Richard Henderson <rth@redhat.com>
4932 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4933 more VR->OPERANDS than LHS operands. Free LHS before returning.
4935 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4937 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4938 (attr "addrtype"): New member "spreg".
4939 Use it if mem_spfp_address_operand is true for the address.
4940 (attr "type"): New entry "stall".
4941 (cpu_unit "load"): New.
4942 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4944 (insn_reservation "loadsp"): New.
4945 (insn_reservation "load_stall1"): New.
4946 (insn_reservation "load_stall3"): New.
4948 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4949 (mem_p_address_operand): Exclude stack and frame pointer based
4951 (mem_spfp_address_operand): New; match them here.
4952 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4953 (bfin_reorg): Call it if scheduling insns.
4954 (bfin_gen_bundles): Remove dummy insns created by
4955 add_sched_insns_for_speculation.
4957 From Jie Zhang <jie.zhang@analog.com>:
4958 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4959 bfin_si_revision, bfin_workarounds): Move these ...
4960 * config/bfin/bfin.h: ... here.
4962 From Mike Frysinger <michael.frysinger@analog.com>
4963 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4964 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4965 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4966 bf547m, bf548m, and bf549m.
4967 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4968 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4969 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4970 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4971 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4972 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4973 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4974 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4975 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4976 bf542m, bf544m, bf547m, bf548m, and bf549m.
4978 From Jie Zhang <jie.zhang@analog.com>:
4979 * config/bfin/predicates.md (p_register_operand): New predicate.
4980 (dp_register_operand): New predicate.
4981 * config/bfin/bfin-protos.h (WA_05000074): Define.
4982 (ENABLE_WA_05000074): Define.
4983 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4984 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4985 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4986 (define_attr addrtype): Allow load/store register to be P register.
4987 (define_attr storereg): New.
4988 (define_cpu_unit anomaly_05000074): New.
4989 (define_insn_reservation dsp32shiftimm): New.
4990 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4991 (define_insn_reservation loadp): Cannot use slot2.
4992 (define_insn_reservation loadsp): Cannot use slot2.
4993 (define_insn_reservation storep): Cannot use slot2. Does not
4994 apply when working around 05000074.
4995 (define_insn_reservation storep_anomaly_05000074): New.
4996 (define_insn_reservation storei): Does not apply when working
4998 (define_insn_reservation storei_anomaly_05000074): New.
4999 (define_attr length): Add dsp32shiftimm case.
5000 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
5001 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
5002 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
5003 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
5004 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
5006 2009-09-07 Martin Jambor <mjambor@suse.cz>
5009 * tree-sra.c (create_artificial_child_access): Return NULL if
5010 build_ref_for_offset fails.
5011 (propagate_subacesses_accross_link): Allow build_ref_for_offset
5012 and create_artificial_child_access to fail.
5014 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5017 * unwind-dw2.c (uw_init_context_1): Mark noinline.
5018 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
5019 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
5021 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5023 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
5024 block, ensure it has an exit edge. Emit a barrier after a jump.
5026 2009-09-07 Nick Clifton <nickc@redhat.com>
5028 * gcc.c (this_is_linker_script): New variable. Like
5029 this_is_library_file but for the %T constructor.
5030 (end_going_arg): If this_is_linker_script is set then locate the
5031 script and insert a --script switch before it
5032 (do_spec_2): Initialise this_is_linker_script.
5033 (do_spec_1): Likewise. Handle %T construct.
5034 (eval_spec_function): Preserve this_is_linker_script.
5035 * doc/invoke.texi: Document %T construct in spec files.
5036 * config/m32c/m32c.h (LIB_SPEC): Use it.
5038 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5040 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
5041 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
5042 when volatile flag is set.
5043 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
5045 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
5048 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
5049 (combine_stack_adjustments_for_block): Allow insns between stack
5050 adjustments and stores with corresponding pre-(dec|inc)rement or
5051 pre-modify operation.
5053 2009-09-06 Jakub Jelinek <jakub@redhat.com>
5056 * combine-stack-adj.c (struct csa_memlist): Rename to...
5057 (struct csa_reflist): ... this. Rename mem field to ref.
5058 (free_csa_memlist): Rename to...
5059 (free_csa_reflist): ... this.
5060 (record_one_stack_memref): Rename to...
5061 (record_one_stack_ref): ... this. Handle also REG_P.
5062 (try_apply_stack_adjustment): Handle also REG_P.
5063 (struct record_stack_memrefs_data): Rename to...
5064 (struct record_stack_refs_data): ... this. Rename memlist field to
5066 (record_stack_memrefs): Rename to...
5067 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
5068 subexpressions instead of failing when a MEM contains SP references.
5069 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
5070 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
5072 2009-09-06 Richard Guenther <rguenther@suse.de>
5075 * tree.c (build_array_type): Do not record types marked
5076 with structural equality in the canonical type hashtable.
5078 2009-09-06 Richard Guenther <rguenther@suse.de>
5081 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
5083 2009-09-05 Richard Guenther <rguenther@suse.de>
5086 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
5088 2009-09-05 Richard Guenther <rguenther@suse.de>
5091 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
5093 2009-09-05 Richard Guenther <rguenther@suse.de>
5096 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
5097 before comparing function argument types.
5099 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5102 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
5105 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5108 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5110 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5111 locators before emit_insn is called.
5113 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
5116 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
5117 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
5118 (reginfo_init): Don't call allocate_reg_info.
5120 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5123 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
5124 NONDEBUG_INSN_P instead of INSN_P.
5126 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5129 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
5131 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5134 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
5135 pattern of the split.
5137 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5139 * toplev.c (process_options): Move setter of flag_var_tracking
5140 before other tests that depend on it. Move down setter of
5141 flag_rename_registers. Don't enable var-tracking-assignments
5142 by default if selective scheduling is enabled. Warn if both
5145 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5147 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
5148 comment. Use switch statement to catch overlaps between rtx
5149 and tree codes. Accept FUNCTION_DECLs in addition to those in...
5150 (IS_DECL_CODE): ... here. Remove.
5151 (check_value_is_not_decl): Remove.
5152 (dv_from_decl, dv_from_value): Check after conversion.
5154 2009-09-04 Richard Guenther <rguenther@suse.de>
5157 * (cgraph_finalize_compilation_unit): Move finalizing aliases
5158 after emitting tunks. Move emitting thunks and ctors from ...
5159 (cgraph_optimize): ... here. Remove redundant
5160 cgraph_analyze_functions.
5161 * varasm.c (find_decl_and_mark_needed): Remove no longer
5163 (finish_aliases_1): Adjust check for thunk aliases.
5165 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
5167 * config/arm/arm.md (ctzsi2): Added braces
5168 to avoid warning that broke booststrap.
5170 2009-09-04 Martin Jambor <mjambor@suse.cz>
5172 PR tree-optimization/41112
5173 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
5174 handle variable-bounded arrays.
5175 (expr_with_var_bounded_array_refs_p): New function.
5176 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
5178 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
5180 * config/s390/2097.md: Removed two incorrect bypasses.
5181 (z10_fsimpdf): Fixed latency.
5182 (z10_fhex): New insn_reservation.
5183 (z10_floaddf): Fixed latency.
5184 (z10_floadsf): Fixed latency.
5185 (z10_ftrunctf): Fixed latency.
5186 (z10_ftruncdf): Fixed latency.
5187 * config/s390/s390.c (z10_cost): Fixed values.
5188 (s390_adjust_priority): Added z10 path.
5189 * config/s390/s390.md (type): Added fhex.
5190 (*mov<mode>_64dfp): Updated type attribute.
5191 (*mov<mode>_64): Updated type attribute.
5192 (*mov<mode>_31): Updated type attribute.
5193 (*mov<mode>"): Likewise.
5194 * config/s390/2084.md (x_fsimpdf): Updated condition.
5196 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
5198 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
5199 RTXs in the predicate for operand 1.
5201 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
5203 * config/arm/arm.md (UNSPEC_RBIT): New constant.
5204 (rbitsi2): New insn.
5205 (ctzsi2): New expand.
5206 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
5208 2009-09-03 Martin Jambor <mjambor@suse.cz>
5210 * tree-sra.c (duplicate_expr_for_different_base): Removed.
5211 (create_artificial_child_access): Use build_ref_for_offset instead
5212 of duplicate_expr_for_different_base.
5213 (propagate_subacesses_accross_link): Likewise.
5215 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
5217 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
5219 (mips16e_collect_argument_saves): Skip debug instructions.
5220 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
5221 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
5222 (r10k_insert_cache_barriers): Likewise.
5223 (mips_reorg_process_insns): Likewise.
5225 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
5228 * ira.c (update_equiv_reg): Remove check on class likely spill.
5230 2009-09-03 Jakub Jelinek <jakub@redhat.com>
5233 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
5234 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
5238 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
5239 the stack slot if it is passed by invisible reference.
5240 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
5241 by invisible reference.
5243 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5245 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5246 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5247 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
5249 * config/bfin/sync.md: New file.
5250 * config/bfin/bfin.md: Include it.
5251 (UNSPEC_ATOMIC): New.
5252 (UNSPEC_ONES): Provide a unique number.
5254 From Jie Zhang <jie.zhang@analog.com>:
5255 * config/bfin/bfin.c (ret_regs): New.
5256 (must_save_fp_p): Don't return true because of frame_pointer_needed.
5257 (must_save_rets_p): New.
5258 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
5259 current_function_is_leaf.
5260 (do_link): Likewise.
5261 (do_unlink): Likewise.
5262 (expand_interrupt_handler_prologue): Use ret_regs array.
5263 (expand_interrupt_handler_epilogue): Use ret_regs array and
5264 pass return register to gen_return_internal.
5265 (bfin_expand_epilogue): Pass return register to
5266 gen_return_internal.
5267 (bfin_expand_call): Explicitly clobber RETS.
5268 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
5269 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
5270 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
5271 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
5273 (return_internal): Take a reg rtx rather than the register number.
5275 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
5277 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
5278 when comparing against estimated_loop_iterations_int return.
5280 2009-09-03 Richard Guenther <rguenther@suse.de>
5282 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
5283 eh_personality_libfunc.
5285 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5287 * tree-parloops.c (separate_decls_in_region): Add space.
5289 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5291 * tree-parloops.c (separate_decls_in_region): Change the condition
5292 checking if there are reductions in the loop.
5294 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5296 PR tree-optimization/38275
5297 * tree-parloops.c (parallelize_loops): Replace profitability condition
5298 for expected number of iterations.
5300 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5302 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5303 (bootstrap-debug): Explain conditions in which it becomes default.
5304 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5307 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5309 * doc/invoke.texi (Optimize Options): Move
5310 -finline-small-functions to the -O2 list.
5312 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5314 * toplev.c (process_options): Enable var-tracking-assignments
5315 by default if var-tracking is enabled.
5317 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5319 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5321 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5322 * rtl.h (prev_nonnote_insn_bb): Declare it.
5324 2009-09-03 Diego Novillo <dnovillo@google.com>
5326 * cgraph.c (cgraph_node_for_decl): New.
5327 * cgraph.h (cgraph_node_for_decl): Declare.
5328 * tree.c (host_integerp): Return 0 if T is NULL.
5330 2009-09-03 Diego Novillo <dnovillo@google.com>
5332 * tree.h (struct alias_pair): Move from varasm.c.
5333 (alias_pairs): Likewise.
5334 (TYPE_MAXVAL): Define.
5335 (TYPE_MINVAL): Define.
5336 (iterative_hash_host_wide_int): Declare.
5337 (remove_unreachable_alias_pairs): Declare.
5338 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5339 * diagnostic.c (default_diagnostic_starter): Make extern.
5340 (default_diagnostic_finalizer): Make extern.
5341 * diagnostic.h (default_diagnostic_starter): Declare.
5342 (default_diagnostic_finalizer): Declare.
5343 (default_tree_printer): Declare.
5344 * toplev.c (default_tree_printer): Make extern.
5346 2009-09-03 Richard Guenther <rguenther@suse.de>
5347 Diego Novillo <dnovillo@google.com>
5349 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5350 * cgraphunit.c (cgraph_expand_function): Do not emit
5351 associated thunks from here.
5352 (cgraph_emit_thunks): New.
5353 (cgraph_optimize): Call it.
5354 Return if any IPA pass finds an error.
5355 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5358 2009-09-03 Simon Baldwin <simonb@google.com>
5359 Rafael Espindola <espindola@google.com>
5360 Richard Guenther <rguenther@suse.de>
5361 Doug Kwan <dougkwan@google.com>
5362 Diego Novillo <dnovillo@google.com>
5364 * tree.c: Include tree-pass.h, langhooks-def.h,
5365 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5366 (free_lang_data_in_type): New.
5367 (need_assembler_name_p): New.
5368 (free_lang_data_in_block): New.
5369 (free_lang_data_in_decl): New.
5370 (struct free_lang_data_d): New.
5371 (add_tree_to_fld_list): New.
5372 (find_decls_types_r): New.
5373 (get_eh_types_for_runtime): New.
5374 (find_decls_types_in_eh_region): New.
5375 (find_decls_types_in_node): New.
5376 (find_decls_types_in_var): New.
5377 (free_lang_data_in_cgraph): New.
5378 (free_lang_data): New.
5379 (gate_free_lang_data): New.
5380 (pass_ipa_free_lang_data): New.
5382 2009-09-03 Diego Novillo <dnovillo@google.com>
5384 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5385 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5386 (lang_hooks): Remove const qualifier.
5387 * ipa.c (cgraph_remove_unreachable_nodes): Call
5388 remove_unreachable_alias_pairs.
5389 * except.c (add_type_for_runtime): Check if TYPE has
5390 already been converted.
5391 (lookup_type_for_runtime): Likewise.
5392 (check_handled): Handle converted types.
5393 * varasm.c (remove_unreachable_alias_pairs): New.
5394 * gimple.c: Include demangle.h.
5395 (gimple_decl_printable_name): New.
5396 (gimple_fold_obj_type_ref): New.
5397 * gimple.h (gimple_decl_printable_name): Declare.
5398 (gimple_fold_obj_type_ref): Declare.
5399 * passes.c (init_optimization_passes): Add pass
5400 pass_ipa_free_lang_data.
5401 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5402 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5404 2009-09-03 Diego Novillo <dnovillo@google.com>
5406 * c-lang.c (lang_hooks): Remove const qualifier.
5408 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5410 * doc/install.texi (*-*-freebsd*): Update target information.
5412 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5414 * hard-reg-set.h (call_fixed_regs): Remove.
5415 * reginfo.c (call_fixed_regs): Remove.
5416 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5417 (globalize_reg): Don't use call_fixed_regs.
5418 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5421 2009-09-01 Michael Matz <matz@suse.de>
5423 * expr.h (emit_storent_insn, expand_expr_real_1,
5424 expand_expr_real_2): Declare.
5425 * expr.c (emit_storent_insn, expand_expr_real_1,
5426 expand_expr_real_2): Export.
5427 (store_expr): Setting and evaluating dont_return_target is useless.
5428 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5429 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5430 * except.c (expand_resx_expr): Rename to ...
5431 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5432 * except.h (expand_resx_stmt): Declare.
5433 * stmt.c: Add include gimple.h
5434 (expand_asm_expr): Rename to ...
5435 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5436 (expand_case): Rewrite to take gimple statement.
5437 * tree.h (expand_asm_stmt): Declare.
5438 (expand_case): Change prototype.
5439 * Makefile.in (stmt.o): Depend on gimple.h.
5440 * builtins.c (expand_builtin_synchronize): Build gimple asm
5441 statement, not an ASM_EXPR.
5442 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5443 gimple_to_tree, release_stmt_tree): Remove.
5444 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5445 ggc_free, but hold comparison code and operands separately.
5446 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5447 (expand_call_stmt, expand_gimple_stmt_1,
5448 expand_gimple_stmt): New helpers.
5449 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5450 release_stmt_tree. Call expand_gimple_stmt instead.
5451 (expand_gimple_basic_block): Ditto.
5453 * calls.c (emit_call_1): Don't look at EH regions here, make
5454 fntree parameter useless.
5455 (expand_call): New local rettype for TREE_TYPE(exp), use it
5456 throughout. Remove local p, use addr instead.
5457 Don't look at EH regions here.
5459 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5461 * doc/invoke.texi (-fsched-pressure): Document it.
5462 (-fsched-reg-pressure-heuristic): Remove it.
5464 * reload.c (ira.h): Include.
5465 (find_reloads): Add choosing reload on number of small spilled
5468 * haifa-sched.c (ira.h): Include.
5469 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5470 saved_reg_pressure, curr_reg_live, saved_reg_live,
5471 region_ref_regs): New variables.
5472 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5473 initiate_reg_pressure_info, setup_ref_regs,
5474 initiate_bb_reg_pressure_info, save_reg_pressure,
5475 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5477 (setup_insn_reg_pressure_info): New function.
5478 (rank_for_schedule): Add pressure checking and insn issue time.
5479 Remove comparison of insn reg weights.
5480 (ready_sort): Set insn reg pressure info.
5481 (update_register_pressure, setup_insn_max_reg_pressure,
5482 update_reg_and_insn_max_reg_pressure,
5483 sched_setup_bb_reg_pressure_info): New functions.
5484 (schedule_insn): Add code for printing and updating reg pressure info.
5485 (find_set_reg_weight, find_insn_reg_weight): Remove.
5486 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5487 (debug_ready_list): Print reg pressure info.
5488 (schedule_block): Ditto. Check insn issue time.
5489 (sched_init): Set up sched_pressure_p. Allocate and set up some
5490 reg pressure related info.
5491 (sched_finish): Free some reg pressure related info.
5492 (fix_tick_ready): Make insn always ready if pressure_p.
5493 (init_h_i_d): Don't call find_insn_reg_weight.
5494 (haifa_finish_h_i_d): Free insn reg pressure info.
5496 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5497 ira_memory_move_cost, ira_class_hard_regs,
5498 ira_class_hard_regs_num, ira_no_alloc_regs,
5499 ira_available_class_regs, ira_reg_class_cover_size,
5500 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5502 * ira-lives.c (single_reg_class): Check mode to find how many
5503 registers are necessary for operand.
5504 (ira_implicitly_set_insn_hard_regs): New.
5506 * common.opt (fsched-pressure): New options.
5507 (fsched-reg-pressure-heuristic): Remove.
5509 * ira.c (setup_eliminable_regset): Rename to
5510 ira_setup_eliminable_regset. Make it external.
5511 (expand_reg_info): Pass cover class to setup_reg_classes.
5512 (ira): Call resize_reg_info instead of allocate_reg_info.
5514 * sched-deps.c: Include ira.h.
5515 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5516 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5517 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5518 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5519 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5520 mark_insn_reg_store, mark_insn_reg_clobber,
5521 setup_insn_reg_pressure_info): New.
5522 (sched_analyze_1): Update implicit_reg_pending_uses.
5523 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5524 Use them to create dependencies. Set insn reg uses and pressure
5525 info. Process reg_pending_uses in one place.
5526 (free_deps): Free implicit sets.
5527 (remove_from_deps): Remove implicit sets if necessary. Check
5528 implicit sets when clearing reg_last_in_use.
5529 (init_deps_global): Clear implicit_reg_pending_clobbers and
5530 implicit_reg_pending_uses.
5532 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5533 ira_memory_move_cost, ira_class_hard_regs,
5534 ira_class_hard_regs_num, ira_no_alloc_regs,
5535 ira_available_class_regs, ira_reg_class_cover_size,
5536 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5537 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5538 ira_implicitly_set_insn_hard_regs): New prototypes.
5540 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5541 cost_elements_num): New variables.
5542 (allocno_costs, total_costs): Rename to costs and
5543 total_allocno_costs.
5544 (COSTS_OF_ALLOCNO): Rename to COSTS.
5545 (allocno_pref): Rename to pref.
5546 (allocno_pref_buffer): Rename to pref_buffer.
5547 (common_classes): Rename to regno_cover_class.
5549 (record_reg_classes): Set allocno attributes only if allocno_p.
5550 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5551 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5552 and COSTS_OF_ALLOCNO.
5553 (print_costs): Rename to print_allocno_costs.
5554 (print_pseudo_costs): New.
5555 (process_bb_node_for_costs): Split into 2 functions with new
5556 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5557 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5558 new parameter dump_file. Use cost_elements_num instead of
5559 ira_allocnos_num. Make one iteration if preferred classes were
5560 already calculated for scheduler. Make 2 versions of code
5561 depending on allocno_p.
5562 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5563 regno_cover_class and COSTS instead of common_classes and
5565 (init_costs, finish_costs): New.
5566 (ira_costs): Set up allocno_p and cost_elements_num. Call
5567 init_costs and finish_costs.
5568 (ira_set_pseudo_classes): New.
5570 * rtl.h (allocate_reg_info): Remove.
5571 (resize_reg_info): Change return type.
5572 (reg_cover_class): New.
5573 (setup_reg_classes): Add new parameter.
5575 * sched-int.h (struct deps_reg): New member implicit_sets.
5576 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5577 (INCREASE_BITS): New macro.
5578 (struct reg_pressure_data, struct reg_use_data): New.
5579 (struct _haifa_insn_data): Remove reg_weight. Add members
5580 reg_pressure, reg_use_list, reg_set_list, and
5581 reg_pressure_excess_cost_change.
5582 (struct deps): New member implicit_sets.
5583 (pressure_p): New variable.
5584 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5585 (struct reg_pressure_data, struct reg_use_data): New.
5586 (INSN_REG_WEIGHT): Remove.
5587 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5588 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5589 (sched_init_region_reg_pressure_info,
5590 sched_setup_bb_reg_pressure_info): New prototypes.
5592 * reginfo.c (struct reg_pref): New member coverclass.
5593 (reg_cover_class): New function.
5594 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5595 (reg_info_size): New variable.
5596 (allocate_reg_info): Make static. Setup reg_info_size.
5597 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5598 (setup_reg_classes): Add a new parameter. Setup cover class too.
5600 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5603 * sched-rgn.c (deps_join): Set up implicit_sets.
5604 (schedule_region): Set up region and basic blocks pressure
5607 * passes.c (init_optimization_passes): Move
5608 pass_subregs_of_mode_init before pass_sched.
5610 2009-09-02 Martin Jambor <mjambor@suse.cz>
5612 * tree-sra.c (struct access): New field grp_hint.
5613 (dump_access): Dump grp_hint.
5614 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5616 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5617 those which have been specifically read and somehow written to.
5618 (propagate_subacesses_accross_link): Set grp_hint of right child and
5619 also possibly of the left child.
5621 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5623 * tree-object-size.c (addr_object_size): Always use object_size_type
5624 0 or 2 when determining the pointer pointed object size.
5626 2009-09-02 Richard Guenther <rguenther@suse.de>
5629 2009-08-31 Richard Guenther <rguenther@suse.de>
5631 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5632 to query if the memory regions for memmove overlap.
5633 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5634 asserts on pointers, instead deal with odd trees.
5635 (ptr_derefs_may_alias_p): Likewise.
5636 (refs_may_alias_p_1): Constructor bases also never alias.
5638 2009-08-01 Christian Bruel <christian.bruel@st.com>
5641 2009-07-31 Christian Bruel <christian.bruel@st.com>
5642 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5644 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5646 * doc/invoke.texi (-fvar-tracking-assignments): New.
5647 (-fvar-tracking-assignments-toggle): New.
5648 (-fdump-final-insns=file): Mark filename as optional.
5649 (--param min-nondebug-insn-uid): New.
5650 (-gdwarf-@{version}): Mention version 4.
5651 * opts.c (common_handle_option): Accept it.
5652 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5653 * regrename.c (regrename_optimize): Drop last. Don't count debug
5654 insns as uses. Don't reject change because of debug insn.
5655 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5656 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5657 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5658 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5659 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5660 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5661 * doc/gimple.texi (is_gimple_debug): New.
5662 (gimple_debug_bind_p): New.
5663 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5664 * doc/install.texi (bootstrap-debug): More details.
5665 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5666 (bootstrap-debug-lib): More details.
5667 (bootstrap-debug-ckovw): Update.
5668 (bootstrap-time): New.
5669 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5670 (insert_phi_nodes_for): Insert debug stmts.
5671 (rewrite_stmt): Take iterator. Insert debug stmts.
5672 (rewrite_enter_block): Adjust.
5673 (maybe_replace_use_in_debug_stmt): New.
5674 (rewrite_update_stmt): Use it.
5675 (mark_use_interesting): Return early for debug stmts.
5676 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5677 stmts before replacing stmt.
5678 (move_computations_stmt): Likewise.
5679 * ira-conflicts.c (add_copies): Skip debug insns.
5680 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5681 (regstat_bb_compute_ri): Skip debug insns.
5682 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5683 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5684 check_loop_closed_ssa_stmt): Skip debug stmts.
5685 * tree-tailcall.c (find_tail_calls): Likewise.
5686 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5687 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5688 (build_var_debug_value_stat): Declare.
5689 (build_var_debug_value): Define.
5690 (target_for_debug_bind): Declare.
5691 * reload.c (find_equiv_reg): Skip debug insns.
5692 * rtlanal.c (reg_used_between_p): Skip debug insns.
5693 (side_effects_p): Likewise.
5694 (canonicalize_condition): Likewise.
5695 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5696 insns never depend on debug insns.
5697 (create_ddg_dep_no_link): Likewise.
5698 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5699 Don't add inter-loop dependencies for debug insns.
5700 (build_intra_loop_deps): Likewise.
5701 (create_ddg): Count debug insns.
5702 * ddg.h (struct ddg::num_debug): New.
5703 (num_backargs): Pair up with previous int field.
5704 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5705 -fcompare-debug-second.
5706 * final.c (get_attr_length_1): Skip debug insns.
5707 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5708 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5709 (driver_self_specs): Map -fdump-final-insns to
5710 -fdump-final-insns=..
5711 (get_local_tick): New.
5712 (compare_debug_dump_opt_spec_function): Test for . argument and
5713 compute output name. Compute temp output spec without flag name.
5714 Compute -frandom-seed.
5715 (OPT): Undef after use.
5716 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5717 (average_num_loop_insns): Likewise.
5718 * params.h (MIN_NONDEBUG_INSN_UID): New.
5719 * gimple.def (GIMPLE_DEBUG): New.
5720 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5721 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5722 (merge_in_block): Fix whitespace.
5723 * toplev.c (flag_var_tracking): Update comment.
5724 (flag_var_tracking_assignments): New.
5725 (flag_var_tracking_assignments_toggle): New.
5726 (process_options): Don't open final insns dump file if we're not
5727 going to write to it. Compute defaults for var_tracking.
5728 * df-scan.c (df_insn_rescan_debug_internal): New.
5729 (df_uses_record): Handle debug insns.
5730 * haifa-sched.c (ready): Initialize n_debug.
5731 (contributes_to_priority): Skip debug insns.
5732 (dep_list_size): New.
5734 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5735 they're ready. Disregard previous debug insns to make decisions.
5736 (queue_insn): Never queue debug insns.
5737 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5738 (schedule_insn): Don't reject debug insns because of issue rate.
5739 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5740 (queue_to_ready): Skip and discount debug insns.
5741 (choose_ready): Let debug insns through.
5742 (schedule_block): Check boundary debug insns. Discount debug
5743 insns, schedule them early. Adjust whitespace.
5744 (set_priorities): Check for boundary debug insns.
5745 (add_jump_dependencies): Use dep_list_size.
5746 (prev_non_location_insn): New.
5747 (check_cfg): Use it.
5748 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5750 (remove_unused_ivs): Reset debug stmts.
5751 * modulo-sched.c (const_iteration_count): Skip debug insns.
5752 (res_MII): Discount debug insns.
5753 (loop_single_full_bb_p): Skip debug insns.
5754 (sms_schedule): Likewise.
5755 (sms_schedule_by_order): Likewise.
5756 (ps_has_conflicts): Likewise.
5757 * caller-save.c (refmarker_fn): New.
5758 (save_call_clobbered_regs): Replace regs with saved mem in
5760 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5761 Call refmarker_fn mark for hardregnos.
5762 (mark_reg_as_referenced): New.
5763 (replace_reg_with_saved_mem): New.
5764 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5765 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5767 (cse_extended_basic_block): Skip debug insns.
5768 (count_reg_usage): Likewise.
5769 (is_dead_reg): New, split out of...
5770 (set_live_p): ... here.
5771 (insn_live_p): Use it for debug insns.
5772 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5773 (execute_optimize_stdarg): Likewise.
5774 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5775 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5776 changes in debug stmts as changes.
5777 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5778 (moveup_expr): Don't move across debug insns. Don't move
5779 debug insn if it would create a bookkeeping block.
5780 (moveup_expr_cached): Don't use cache for debug insns that
5781 are heads of blocks.
5782 (compute_av_set_inside_bb): Skip debug insns.
5783 (sel_rank_for_schedule): Schedule debug insns first. Remove
5785 (block_valid_for_bookkeeping_p); Support lax searches.
5786 (create_block_for_bookkeeping): Adjust block numbers when
5787 encountering debug-only blocks.
5788 (find_place_for_bookkeeping): Deal with debug-only blocks.
5789 (generate_bookkeeping_insn): Accept no place to insert.
5790 (remove_temp_moveop_nops): New argument full_tidying.
5791 (prepare_place_to_insert): Deal with debug insns.
5792 (advance_state_on_fence): Debug insns don't start cycles.
5793 (update_boundaries): Take fence as argument. Deal with
5795 (schedule_expr_on_boundary): No full_tidying on debug insns.
5796 (fill_insns): Deal with debug insns.
5797 (track_scheduled_insns_and_blocks): Don't count debug insns.
5798 (need_nop_to_preserve_insn_bb): New, split out of...
5799 (remove_insn_from_stream): ... this.
5800 (fur_orig_expr_not_found): Skip debug insns.
5801 * rtl.def (VALUE): Move up.
5803 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5804 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5805 Set it if debug stmts are found.
5806 (statement_sink_location): Skip debug stmts. Propagate
5807 moving defs into debug stmts.
5808 * ifcvt.c (first_active_insn): Skip debug insns.
5809 (last_active_insns): Likewise.
5810 (cond_exec_process_insns): Likewise.
5811 (noce_process_if_block): Likewise.
5812 (check_cond_move_block): Likewise.
5813 (cond_move_convert_if_block): Likewise.
5814 (block_jumps_and_fallthru_p): Likewise.
5815 (dead_or_predicable): Likewise.
5816 * dwarf2out.c (debug_str_hash_forced): New.
5817 (find_AT_string): Add comment.
5818 (gen_label_for_indirect_string): New.
5819 (get_debug_string_label): New.
5820 (AT_string_form): Use it.
5821 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5822 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5823 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5824 several operations that cannot be represented with DWARF opcodes.
5825 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5826 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5827 (dwarf2out_var_location): Take during-call mark into account.
5828 (output_indirect_string): Update comment. Output if there are
5829 label and references.
5830 (prune_indirect_string): New.
5831 (prune_unused_types): Call it if debug_str_hash_forced.
5832 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5833 (dw_long_long_const): Remove.
5834 (struct dw_val_struct): Change val_long_long type to rtx.
5835 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5836 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5837 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5838 component instead of HOST_BITS_PER_LONG.
5839 (output_loc_operands): Likewise. For const8* assert
5840 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5841 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5842 rather than HOST_BITS_PER_LONG is >= 64.
5843 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5845 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5846 HOST_BITS_PER_LONG for dw_val_class_long_long.
5847 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5848 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5849 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5851 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5852 Handle DW_OP_implicit_value.
5853 (extract_int): Move prototype earlier.
5854 (mem_loc_descriptor): For SUBREG punt if inner
5855 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5856 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5857 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5858 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5859 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5860 instead of Pmode size.
5861 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5862 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5863 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5864 (concat_loc_descriptor, concatn_loc_descriptor,
5865 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5866 (add_location_or_const_value_attribute): Likewise. For single
5867 location loc_lists attempt to use add_const_value_attribute
5868 for constant decls. Add DW_AT_const_value even if
5869 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5871 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5872 (control_flow_insn_p): Likewise.
5873 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5874 (separate_decls_in_region_debug_bind): New.
5875 (separate_decls_in_region): Process debug bind stmts afterwards.
5876 * recog.c (verify_changes): Handle debug insns.
5877 (extract_insn): Likewise.
5878 (peephole2_optimize): Skip debug insns.
5879 * dse.c (scan_insn): Skip debug insns.
5880 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5882 (setup_id_for_insn): Handle debug insns.
5883 (maybe_tidy_empty_bb): Adjust whitespace.
5884 (tidy_control_flow): Skip debug insns.
5885 (sel_remove_insn): Adjust for debug insns.
5886 (sel_estimate_number_of_insns): Skip debug insns.
5887 (create_insn_rtx_from_pattern): Handle debug insns.
5888 (create_copy_of_insn_rtx): Likewise.
5889 * sel-sched-.h (sel_bb_end): Declare.
5890 (sel_bb_empty_or_nop_p): New.
5891 (get_all_loop_exits): Use it.
5892 (_eligible_successor_edge_p): Likewise.
5893 (return_nop_to_pool): Adjust.
5894 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5895 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5896 * gimple-pretty-print.c (dump_gimple_debug): New.
5897 (dump_gimple_stmt): Use it.
5898 (dump_bb_header): Skip gimple debug stmts.
5899 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5900 (fixup_match_2): Likewise.
5901 (regmove_backward_pass): Likewise. Simplify combined
5902 replacement. Handle debug insns.
5903 * function.c (instantiate_virtual_regs): Handle debug insns.
5904 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5905 * print-rtl.h: Include cselib.h.
5906 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5907 * df.h (df_inns_rescan_debug_internal): Declare.
5908 * gcse.c (alloc_hash_table): Estimate n_insns.
5909 (cprop_insn): Don't regard debug insns as changes.
5910 (bypass_conditional_jumps): Skip debug insns.
5911 (one_pre_gcse_pass): Adjust.
5912 (one_code_hoisting_pass): Likewise.
5913 (compute_ld_motion_mems): Skip debug insns.
5914 (one_cprop_pass): Adjust.
5915 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5916 (if_convertible_stmt_p): Handle debug stmts.
5917 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5918 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5919 * ira-build.c (create_bb_allocnos): Skip debug insns.
5920 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5921 (has_single_use): Likewise.
5922 (single_imm_use): Likewise.
5923 (num_imm_uses): Likewise.
5924 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5925 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5926 (create_outofssa_var_map): Likewise.
5927 * lower-subreg.c (adjust_decomposed_uses): New.
5928 (resolve_debug): New.
5929 (decompose_multiword_subregs): Use it.
5930 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5931 * emit-rtl.c: Include params.h.
5932 (cur_debug_insn_uid): Define.
5933 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5934 (copy_rtx_if_shared_1): Handle debug insns.
5935 (reset_used_flags): Likewise.
5936 (set_used_flags): LIkewise.
5937 (get_max_insn_count): New.
5938 (next_nondebug_insn): New.
5939 (prev_nondebug_insn): New.
5940 (make_debug_insn_raw): New.
5941 (emit_insn_before_noloc): Handle debug insns.
5942 (emit_jump_insn_before_noloc): Likewise.
5943 (emit_call_insn_before_noloc): Likewise.
5944 (emit_debug_insn_before_noloc): New.
5945 (emit_insn_after_noloc): Handle debug insns.
5946 (emit_jump_insn_after_noloc): Likewise.
5947 (emit_call_insn_after_noloc): Likewise.
5948 (emit_debug_insn_after_noloc): Likewise.
5949 (emit_insn_after): Take loc from earlier non-debug insn.
5950 (emit_jump_insn_after): Likewise.
5951 (emit_call_insn_after): Likewise.
5952 (emit_debug_insn_after_setloc): New.
5953 (emit_debug_insn_after): New.
5954 (emit_insn_before): Take loc from later non-debug insn.
5955 (emit_jump_insn_before): Likewise.
5956 (emit_call_insn_before): Likewise.
5957 (emit_debug_insn_before_setloc): New.
5958 (emit_debug_insn_before): New.
5959 (emit_insn): Handle debug insns.
5960 (emit_debug_insn): New.
5961 (emit_jump_insn): Handle debug insns.
5962 (emit_call_insn): Likewise.
5964 (init_emit): Take min-nondebug-insn-uid into account.
5965 Initialize cur_debug_insn_uid.
5966 (emit_copy_of_insn_after): Handle debug insns.
5967 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5968 location of single rhs in place.
5969 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5970 (floor_sdiv_adjust): New.
5971 (cell_sdiv_adjust): New.
5972 (cell_udiv_adjust): New.
5973 (round_sdiv_adjust): New.
5974 (round_udiv_adjust): New.
5975 (wrap_constant): Moved from cselib.
5976 (unwrap_constant): New.
5977 (expand_debug_expr): New.
5978 (expand_debug_locations): New.
5979 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5981 (gimple_expand_cfg): Expand debug locations.
5982 * cselib.c: Include tree-pass.h.
5983 (struct expand_value_data): New.
5984 (cselib_record_sets_hook): New.
5985 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5986 (cselib_clear_table): Move, and implemnet in terms of...
5987 (cselib_reset_table_with_next_value): ... this.
5988 (cselib_get_next_unknown_value): New.
5989 (discard_useless_locs): Don't discard preserved values.
5990 (cselib_preserve_value): New.
5991 (cselib_preserved_value_p): New.
5992 (cselib_preserve_definitely): New.
5993 (cselib_clear_preserve): New.
5994 (cselib_preserve_only_values): New.
5995 (new_cselib_val): Take rtx argument. Dump it in details.
5996 (cselib_lookup_mem): Adjust.
5997 (expand_loc): Take regs_active in struct. Adjust. Silence
5998 dumps unless details are requested.
5999 (cselib_expand_value_rtx_cb): New.
6000 (cselib_expand_value_rtx): Rename and reimplment in terms of...
6001 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
6002 without details. Copy more subregs. Try to resolve values
6003 using a callback. Wrap constants.
6004 (cselib_subst_to_values): Adjust.
6005 (cselib_log_lookup): New.
6006 (cselib_lookup): Call it.
6007 (cselib_invalidate_regno): Don't count preserved values as useless.
6008 (cselib_invalidate_mem): Likewise.
6009 (cselib_record_set): Likewise.
6010 (struct set): Renamed to cselib_set, moved to cselib.h.
6011 (cselib_record_sets): Adjust. Call hook.
6012 (cselib_process_insn): Reset table when it would be cleared.
6013 (dump_cselib_val): New.
6014 (dump_cselib_table): New.
6015 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
6016 (remove_forwarder_block): Support moving debug stmts.
6017 * cselib.h (cselib_record_sets_hook): Declare.
6018 (cselib_expand_callback): New type.
6019 (cselib_expand_value_rtx_cb): Declare.
6020 (cselib_reset_table_with_next_value): Declare.
6021 (cselib_get_next_unknown_value): Declare.
6022 (cselib_preserve_value): Declare.
6023 (cselib_preserved_value_p): Declare.
6024 (cselib_preserve_only_values): Declare.
6025 (dump_cselib_table): Declare.
6026 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
6027 (try_crossjump_to_edge): Likewise.
6028 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
6029 dominated blocks when debug stmts are present.
6030 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
6031 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
6032 (set_var_live_on_entry): Likewise.
6033 * loop-invariant.c (find_invariants_bb): Skip debug insns.
6034 * cfglayout.c (curr_location, last_location): Make static.
6035 (set_curr_insn_source_location): Don't avoid bouncing.
6036 (get_curr_insn_source_location): New.
6037 (get_curr_insn_block): New.
6038 (duplicate_insn_chain): Handle debug insns.
6039 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
6041 * common.opt (fcompare-debug): Move to sort order.
6042 (fdump-unnumbered-links): Likewise.
6043 (fvar-tracking-assignments): New.
6044 (fvar-tracking-assignments-toggle): New.
6045 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
6046 because of debug stmts.
6047 (mark_stmt_if_obviously_necessary): Mark debug stmts.
6048 (eliminate_unnecessary_stmts): Walk dominated blocks before
6050 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
6051 * ira.c (memref_used_between_p): Skip debug insns.
6052 (update_equiv_regs): Likewise.
6053 * sched-deps.c (sd_lists_size): Accept empty list.
6054 (sd_init_insn): Mark debug insns.
6055 (sd_finish_insn): Unmark them.
6056 (sd_add_dep): Reject non-debug deps on debug insns.
6057 (fixup_sched_groups): Give debug insns group treatment.
6059 (sched_analyze_reg): Don't mark debug insns for sched before call.
6060 (sched_analyze_2): Handle debug insns.
6061 (sched_analyze_insn): Compute next non-debug insn. Handle debug
6063 (deps_analyze_insn): Handle debug insns.
6064 (deps_start_bb): Skip debug insns.
6065 (init_deps): Initialize last_debug_insn.
6066 * tree-ssa.c (target_for_debug_bind): New.
6067 (find_released_ssa_name): New.
6068 (propagate_var_def_into_debug_stmts): New.
6069 (propagate_defs_into_debug_stmts): New.
6070 (verify_ssa): Skip debug bind stmts without values.
6071 (warn_uninialized_vars): Skip debug stmts.
6072 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
6073 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
6074 (rtx_equal_p): Likewise.
6075 * ira-costs.c (scan_one_insn): Skip debug insns.
6076 (process_bb_node_for_hard_reg_moves): Likewise.
6077 * rtl.h (DEBUG_INSN_P): New.
6078 (NONDEBUG_INSN_P): New.
6079 (MAY_HAVE_DEBUG_INSNS): New.
6080 (INSN_P): Accept debug insns.
6081 (RTX_FRAME_RELATED_P): Likewise.
6082 (INSN_DELETED_P): Likewise
6083 (PAT_VAR_LOCATION_DECL): New.
6084 (PAT_VAR_LOCATION_LOC): New.
6085 (PAT_VAR_OCATION_STATUS): New.
6086 (NOTE_VAR_LOCATION_DECL): Reimplement.
6087 (NOTE_VAR_LOCATION_LOC): Likewise.
6088 (NOTE_VAR_LOCATION_STATUS): Likewise.
6089 (INSN_VAR_LOCATION): New.
6090 (INSN_VAR_LOCATION_DECL): New.
6091 (INSN_VAR_LOCATION_LOC): New.
6092 (INSN_VAR_LOCATION_STATUS): New.
6093 (gen_rtx_UNKNOWN_VAR_LOC): New.
6094 (VAR_LOC_UNKNOWN_P): New.
6095 (NOTE_DURING_CALL_P): New.
6096 (SCHED_GROUP_P): Accept debug insns.
6097 (emit_debug_insn_before): Declare.
6098 (emit_debug_insn_before_noloc): Declare.
6099 (emit_debug_insn_beore_setloc): Declare.
6100 (emit_debug_insn_after): Declare.
6101 (emit_debug_insn_after_noloc): Declare.
6102 (emit_debug_insn_after_setloc): Declare.
6103 (emit_debug_insn): Declare.
6104 (make_debug_insn_raw): Declare.
6105 (prev_nondebug_insn): Declare.
6106 (next_nondebug_insn): Declare.
6107 (delegitimize_mem_from_attrs): Declare.
6108 (get_max_insn_count): Declare.
6109 (wrap_constant): Declare.
6110 (unwrap_constant): Declare.
6111 (get_curr_insn_source_location): Declare.
6112 (get_curr_insn_block): Declare.
6113 * tree-inline.c (insert_debug_decl_map): New.
6114 (processing_debug_stmt): New.
6115 (remap_decl): Don't create new mappings in debug stmts.
6116 (remap_gimple_op_r): Don't add references in debug stmts.
6117 (copy_tree_body_r): Likewise.
6118 (remap_gimple_stmt): Handle debug bind stmts.
6119 (copy_bb): Skip debug stmts.
6120 (copy_edges_for_bb): Likewise.
6121 (copy_debug_stmt): New.
6122 (copy_debug_stmts): New.
6123 (copy_body): Copy debug stmts at the end.
6124 (insert_init_debug_bind): New.
6125 (insert_init_stmt): Take id. Skip and emit debug stmts.
6126 (setup_one_parameter): Remap variable earlier, register debug mapping.
6127 (estimate_num_insns): Skip debug stmts.
6128 (expand_call_inline): Preserve debug_map.
6129 (optimize_inline_calls): Check for no debug_stmts left-overs.
6130 (unsave_expr_now): Preserve debug_map.
6131 (copy_gimple_seq_and_replace_locals): Likewise.
6132 (tree_function_versioning): Check for no debug_stmts left-overs.
6133 Init and destroy debug_map as needed. Split edges unconditionally.
6134 (build_duplicate_type): Init and destroy debug_map as needed.
6135 * tree-inline.h: Include gimple.h instead of pointer-set.h.
6136 (struct copy_body_data): Add debug_stmts and debug_map.
6137 * sched-int.h (struct ready_list): Add n_debug.
6138 (struct deps): Add last_debug_insn.
6139 (DEBUG_INSN_SCHED_P): New.
6140 (BOUNDARY_DEBUG_INSN_P): New.
6141 (SCHEDULE_DEBUG_INSN_P): New.
6142 (sd_iterator_cond): Accept empty list.
6143 * combine.c (create_log_links): Skip debug insns.
6144 (combine_instructions): Likewise.
6145 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
6146 return value is always unshared.
6147 (struct rtx_subst_pair): New.
6148 (auto_adjust_pair): New.
6149 (propagate_for_debug_subst): New.
6150 (propagate_for_debug): New.
6151 (try_combine): Skip debug insns. Propagate removed defs into
6153 (next_nonnote_nondebug_insn): New.
6154 (distribute_notes): Use it. Skip debug insns.
6155 (distribute_links): Skip debug insns.
6156 * tree-outof-ssa.c (set_location_for_edge): Likewise.
6157 * resource.c (mark_target_live_regs): Likewise.
6158 * var-tracking.c: Include cselib.h and target.h.
6159 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
6161 (micro_operation_type_name): New.
6162 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
6163 (struct micro_operation_def): Update comments.
6164 (decl_or_value): New type. Use instead of decls.
6165 (struct emit_note_data_def): Add vars.
6166 (struct attrs_def): Use decl_or_value.
6167 (struct variable_tracking_info_def): Add permp, flooded.
6168 (struct location_chain_def): Update comment.
6169 (struct variable_part_def): Use decl_or_value.
6170 (struct variable_def): Make var_part a variable length array.
6172 (scratch_regs): New.
6173 (cselib_hook_called): New.
6174 (dv_is_decl_p): New.
6175 (dv_is_value_p): New.
6178 (dv_as_opaque): New.
6179 (dv_onepart_p): New.
6181 (IS_DECL_CODE): New.
6182 (check_value_is_not_decl): New.
6183 (dv_from_decl): New.
6184 (dv_from_value): New.
6185 (dv_htab_hash): New.
6186 (variable_htab_hash): Use it.
6187 (variable_htab_eq): Support values.
6188 (variable_htab_free): Free from the right pool.
6189 (attrs_list_member, attrs_list_insert): Use decl_or_value.
6190 (attrs_list_union): Adjust.
6191 (attrs_list_mpdv_union): New.
6192 (tie_break_pointers): New.
6193 (canon_value_cmp): New.
6194 (unshare_variable): Return possibly-modified slot.
6195 (vars_copy_1): Adjust.
6196 (var_reg_decl_set): Adjust. Split out of...
6197 (var_reg_set): ... this.
6198 (get_init_value): Adjust.
6199 (var_reg_delete_and_set): Adjust.
6200 (var_reg_delete): Adjust.
6201 (var_regno_delete): Adjust.
6202 (var_mem_decl_set): Split out of...
6203 (var_mem_set): ... this.
6204 (var_mem_delete_and_set): Adjust.
6205 (var_mem_delete): Adjust.
6209 (variable_union): Adjust. Speed up merge of 1-part vars.
6210 (variable_canonicalize): Use unshared slot.
6211 (VALUED_RECURSED_INTO): New.
6212 (find_loc_in_1pdv): New.
6213 (struct dfset_merge): New.
6214 (insert_into_intersection): New.
6215 (intersect_loc_chains): New.
6217 (canonicalize_loc_order_check): New.
6218 (canonicalize_values_mark): New.
6219 (canonicalize_values_star): New.
6220 (variable_merge_over_cur): New.
6221 (variable_merge_over_src): New.
6222 (dataflow_set_merge): New.
6223 (dataflow_set_equiv_regs): New.
6224 (remove_duplicate_values): New.
6225 (struct dfset_post_merge): New.
6226 (variable_post_merge_new_vals): New.
6227 (variable_post_merge_perm_vals): New.
6228 (dataflow_post_merge_adjust): New.
6229 (find_mem_expr_in_1pdv): New.
6230 (dataflow_set_preserve_mem_locs): New.
6231 (dataflow_set_remove_mem_locs): New.
6232 (dataflow_set_clear_at_call): New.
6233 (onepart_variable_different_p): New.
6234 (variable_different_p): Use it.
6235 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
6236 (track_expr_p): Add need_rtl parameter. Don't generate rtl
6238 (track_loc_p): Pass it true.
6239 (struct count_use_info): New.
6240 (find_use_val): New.
6241 (replace_expr_with_values): New.
6243 (use_type): New, partially split out of...
6244 (count_uses): ... this. Count new micro-ops.
6245 (count_uses_1): Adjust.
6246 (count_stores): Adjust.
6247 (count_with_sets): New.
6248 (VAL_NEEDS_RESOLUTION): New.
6249 (VAL_HOLDS_TRACK_EXPR): New.
6250 (VAL_EXPR_IS_COPIED): New.
6251 (VAL_EXPR_IS_CLOBBERED): New.
6252 (add_uses): Adjust. Generate new micro-ops.
6253 (add_uses_1): Adjust.
6254 (add_stores): Generate new micro-ops.
6255 (add_with_sets): New.
6256 (find_src_status): Adjust.
6257 (find_src_set_src): Adjust.
6258 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
6259 Handle new micro-ops. Canonicalize value equivalances.
6260 (vt_find_locations): Compute total size of hash tables for
6261 dumping. Perform merge for var-tracking-assignments. Don't
6262 disregard single-block loops.
6263 (dump_attrs_list): Handle decl_or_value.
6264 (dump_variable): Take variable. Deal with decl_or_value.
6265 (dump_variable_slot): New.
6266 (dump_vars): Use it.
6267 (dump_dataflow_sets): Adjust.
6268 (set_slot_part): New, extended to support one-part variables
6269 after splitting out of...
6270 (set_variable_part): ... this.
6271 (clobber_slot_part): New, split out of...
6272 (clobber_variable_part): ... this.
6273 (delete_slot_part): New, split out of...
6274 (delete_variable_part): .... this.
6275 (check_wrap_constant): New.
6276 (vt_expand_loc_callback): New.
6277 (vt_expand_loc): New.
6278 (emit_note_insn_var_location): Adjust. Handle values. Handle
6279 EMIT_NOTE_AFTER_CALL_INSN.
6280 (emit_notes_for_differences_1): Adjust. Handle values.
6281 (emit_notes_for_differences_2): Likewise.
6282 (emit_notes_for_differences): Adjust.
6283 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
6284 Adjust. Handle new micro-ops.
6285 (vt_add_function_parameters): Adjust. Create and bind values.
6286 (vt_initialize): Adjust. Initialize scratch_regs and
6287 valvar_pool, flooded and perm.. Initialize and use cselib. Log
6288 operations. Move some code to count_with_sets and add_with_sets.
6289 (delete_debug_insns): New.
6290 (vt_debug_insns_local): New.
6291 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
6293 (var_tracking_main): If var-tracking-assignments is enabled
6294 but var-tracking isn't, delete debug insns and leave. Likewise
6295 if we exceed limits or fail the stack adjustments tests, and
6296 after all var-tracking processing.
6297 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6298 (dataflow_set): Add traversed_vars.
6299 (value_chain, const_value_chain): New typedefs.
6300 (value_chain_pool, value_chains): New variables.
6301 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6302 add_value_chains, add_cselib_value_chains, remove_value_chain,
6303 remove_value_chains, remove_cselib_value_chains): New functions.
6304 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6305 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6307 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6308 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6309 (dst_can_be_shared): New variable.
6310 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6311 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6312 different from set->vars, look up slot again instead of using the
6314 (dataflow_set_init): Initialize traversed_vars.
6315 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6316 lookup if set->vars is shared. Don't keep slot cleared before
6317 calling unshare_variable. Unshare set->vars if needed. Adjust
6318 unshare_variable callers. Clear dst_can_be_shared if needed.
6319 Even ->refcount == 1 vars must be unshared if set->vars is shared
6320 and var needs to be modified.
6321 (dataflow_set_union): Set traversed_vars during canonicalization.
6322 (VALUE_CHANGED, DECL_CHANGED): Define.
6323 (set_dv_changed, dv_changed_p): New static inlines.
6324 (track_expr_p): Clear DECL_CHANGED.
6325 (dump_dataflow_sets): Set it.
6326 (variable_was_changed): Call set_dv_changed.
6327 (emit_note_insn_var_location): Likewise.
6328 (changed_variables_stack): New variable.
6329 (check_changed_vars_1, check_changed_vars_2): New functions.
6330 (emit_notes_for_changes): Do nothing if changed_variables is
6331 empty. Traverse changed_variables with check_changed_vars_1,
6332 call check_changed_vars_2 on each changed_variables_stack entry.
6333 (emit_notes_in_bb): Add SET argument. Just clear it at the
6334 beginning, use it instead of local &set, don't destroy it at the end.
6335 (vt_emit_notes): Call dataflow_set_clear early on all
6336 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6337 computed set, dataflow_set_clear also VTI(bb)->in when we are
6338 done with the basic block. Initialize changed_variables_stack,
6339 free it afterwards. If ENABLE_CHECKING verify that after noting
6340 differences to an empty set value_chains hash table is empty.
6341 (vt_initialize): Initialize value_chains and value_chain_pool.
6342 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6343 (variable_tracking_main): Call dump_dataflow_sets before calling
6344 vt_emit_notes, not after it.
6345 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6346 (propagate_var_def_into_debug_stmts): Declare.
6347 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6348 (df_set_note): Reject debug insns.
6349 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6350 add notes to debug insns.
6351 (df_note_bb_compute): Adjust. Likewise.
6352 (df_simulate_uses): Skip debug insns.
6353 (df_simulate_initialize_backwards): Likewise.
6354 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6355 (subst_stack_regs_pat): Reject debug insns.
6356 (convert_regs_1): Handle debug insns.
6357 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6358 (print-rtl.o): Depend on cselib.h.
6359 (cselib.o): Depend on TREE_PASS_H.
6360 (var-tracking.o): Depend on cselib.h and TARGET_H.
6361 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6362 (init_ready_list): Skip boundary debug insns.
6363 (add_branch_dependences): Skip debug insns.
6364 (free_block_dependencies): Check for blocks with only debug insns.
6365 (compute_priorities): Likewise.
6366 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6367 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6369 (gimple_build_debug_bind_stat): New.
6370 (empty_body_p): Skip debug stmts.
6371 (gimple_has_side_effects): Likewise.
6372 (gimple_rhs_has_side_effects): Likewise.
6373 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6374 (gimple_build_debug_bind_stat): Declare.
6375 (gimple_build_debug_bind): Define.
6376 (is_gimple_debug): New.
6377 (gimple_debug_bind_p): New.
6378 (gimple_debug_bind_get_var): New.
6379 (gimple_debug_bind_get_value): New.
6380 (gimple_debug_bind_get_value_ptr): New.
6381 (gimple_debug_bind_set_var): New.
6382 (gimple_debug_bind_set_value): New.
6383 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6384 (gimple_debug_bind_reset_value): New.
6385 (gimple_debug_bind_has_value_p): New.
6386 (gsi_next_nondebug): New.
6387 (gsi_prev_nondebug): New.
6388 (gsi_start_nondebug_bb): New.
6389 (gsi_last_nondebug_bb): New.
6390 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6391 (print_insn): Handle DEBUG_INSN.
6392 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6393 of first insn prevail.
6394 (first_stmt): Skip debug stmts.
6395 (first_non_label_stmt): Likewise.
6396 (last_stmt): Likewise.
6397 (has_zero_uses_1): New.
6398 (single_imm_use_1): New.
6399 (verify_gimple_debug): New.
6400 (verify_types_in_gimple_stmt): Handle debug stmts.
6401 (verify_stmt): Likewise.
6402 (debug_loop_num): Skip debug stmts.
6403 (remove_edge_and_dominated_blocks): Remove dominators last.
6404 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6405 (linearize_expr): Likewise.
6406 * config/i386/i386.c (ix86_delegitimize_address): Call
6407 default implementation.
6408 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6409 (group_barrier_needed): Skip debug insns.
6410 (emit_insn_group_barriers): Likewise.
6411 (emit_all_insn_group_barriers): Likewise.
6412 (ia64_variable_issue): Handle debug insns.
6413 (ia64_dfa_new_cycle): Likewise.
6414 (final_emit_insn_group_barriers): Skip debug insns.
6415 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6416 def cfa without frame.
6417 (process_set): Likewise.
6418 (process_for_unwind_directive): Pass frame on.
6419 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6420 (rs6000_delegitimize_address): New.
6421 (rs6000_debug_adjust_cost): Handle debug insns.
6422 (is_microcoded_insn): Likewise.
6423 (is_cracked_insn): Likewise.
6424 (is_nonpipeline_insn): Likewise.
6425 (insn_must_be_first_in_group): Likewise.
6426 (insn_must_be_last_in_group): Likewise.
6427 (force_new_group): Likewise.
6428 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6429 contains only debug insns.
6430 (rtl_merge_blocks): Skip debug insns.
6431 (purge_dead_edges): Likewise.
6432 (rtl_block_ends_with_call_p): Skip debug insns.
6433 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6434 (mark_reg_dependencies): Skip debug insns.
6435 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6436 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6437 * tree-ssa-threadedge.c
6438 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6439 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6440 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6441 (copyprop_hardreg_forward_1): Handle debug insns.
6442 * reload1.c (reload): Skip debug insns. Replace unassigned
6443 pseudos in debug insns with their equivalences.
6444 (eliminate_regs_in_insn): Skip debug insns.
6445 (emit_input_reload_insns): Skip debug insns at first, adjust
6447 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6448 (get_indirect_ref_operands): Pass opf_no_vops on.
6449 (get_expr_operands): Likewise. Skip debug stmts.
6450 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6452 2009-09-01 Richard Henderson <rth@redhat.com>
6454 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6455 stmt_ends_pp_p statements at least once.
6456 * tree-vrp.c (vrp_initialize): Likewise.
6457 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6459 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6462 Fix AIX bootstrap after PR debug/30161
6463 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6464 that is a GNU extension.
6465 (tmpl_value_parm_die_table): Move the definition of this global
6466 outside #ifdef DWARF2_DEBUGGING_INFO region.
6468 2009-09-01 Richard Guenther <rguenther@suse.de>
6470 * tree.c (tree_expr_size): New function.
6471 * tree.h (tree_expr_size): Declare.
6472 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6473 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6474 * langhooks.c (lhd_expr_size): Remove.
6475 * langhooks.h (struct lang_hooks): Remove expr_size.
6476 * explow.c (expr_size): Use tree_expr_size.
6477 (int_expr_size): Likewise.
6478 * langhooks-def.h (lhd_expr_size): Remove.
6479 (LANG_HOOKS_EXPR_SIZE): Likewise.
6480 (LANG_HOOKS_INITIALIZER): Adjust.
6482 2009-09-01 Richard Guenther <rguenther@suse.de>
6484 * tree-flow.h (mark_addressable): Move declaration ...
6485 * tree.h (mark_addressable): ... here.
6486 * stmt.c (expand_asm_operands): Use mark_addressable, not
6487 lang_hooks.mark_addressable.
6488 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6489 LANG_HOOKS_MARK_ADDRESSABLE.
6490 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6491 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6493 2009-08-31 Chris Demetriou <cgd@google.com>
6495 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6496 vectorize if not TARGET_SSE2.
6498 2009-08-31 DJ Delorie <dj@redhat.com>
6500 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6501 registers if no coprocessor is enabled.
6503 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6506 * cgraph.h (cgraph_get_node): Declare ...
6507 * cgraph.c (cgraph_get_node): ... new function.
6508 * dwarf2out.c (gen_generic_params_dies,
6509 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6510 make_ith_pack_parameter_name,
6511 append_entry_to_tmpl_value_parm_die_table,
6512 gen_remaining_tmpl_value_param_die_attribute): New functions.
6513 (gen_subprogram_die): Generate debug info for template parameters
6514 if debug info level is higher than DINFO_LEVEL_TERSE.
6515 Use tree_add_const_value_attribute_for_decl instead of
6516 tree_add_const_value_attribute.
6517 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6518 instead of tree_add_const_value_attribute.
6519 (gen_struct_or_union_type_die): Generate debug
6520 info for template parameters if debug info level is higher than
6522 (tree_add_const_value_attribute): Handle integral and pointer
6523 constants. Update comment.
6524 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6525 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6526 (reference_to_unused): Fix thinko. Remove redundant predicates from
6528 (tree_add_const_value_attribute): Make this work for constant
6530 tree_add_const_value_attribute_for_decl is to be used for variable
6532 (add_location_or_const_value_attribute): Use
6533 tree_add_const_value_attribute_for_decl now.
6534 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6535 DW_TAG_template_value_param DIEs after function DIEs have been
6537 * langhooks.h (lang_hooks_for_types): Add
6538 get_argument_pack_elems.
6539 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6540 (lang_hooks): Added get_innermost_generic_parms,
6541 get_innermost_generic_args.
6542 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6543 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6544 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6545 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6547 2009-08-31 DJ Delorie <dj@redhat.com>
6549 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6550 it once we start generating the prologue or epilogue.
6551 (mep_call_saves_register): If the frame is locked, re-use
6553 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6554 (mep_expand_prologue): Call it.
6555 (mep_expand_epilogue): Likewise.
6556 (mep_start_function): Use the same logic as mep_expand_prologue.
6557 (mep_pass_by_reference): Make logic more readable.
6558 (mep_return_in_memory): Zero-sized objects are passed in memory.
6559 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6561 2009-08-31 Richard Guenther <rguenther@suse.de>
6563 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6564 to query if the memory regions for memmove overlap.
6565 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6566 asserts on pointers, instead deal with odd trees.
6567 (ptr_derefs_may_alias_p): Likewise.
6568 (refs_may_alias_p_1): Constructor bases also never alias.
6570 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6572 * doc/install.texi (Final install): Adjust reference on where to
6573 order printed manuals.
6575 2009-08-30 Olivier Hainque <hainque@adacore.com>
6577 * dwarf2out.c (switch_to_frame_table_section): Move
6578 definition prior to first use.
6580 2009-08-30 Richard Guenther <rguenther@suse.de>
6582 PR tree-optimization/41186
6583 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6584 (ao_ref_init_from_ptr_and_size): New function.
6585 (ref_maybe_used_by_call_p_1): Be more precise tracking
6586 used ranges for builtin functions.
6587 (ref_maybe_used_by_call_p): Adjust.
6588 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6589 ranges for builtin functions.
6590 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6592 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6595 * fwprop.c (get_reg_use_in): Delete.
6596 (free_load_extend): New function.
6597 (forward_propagate_subreg): Use it.
6599 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6601 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6603 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6606 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6609 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6611 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6612 fini or fini_array section.
6614 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6616 * graphite-dependences.c (graphite_legal_transform_bb): Call
6617 pbb_remove_duplicate_pdrs.
6618 * graphite-poly.c (can_collapse_pdr): Removed.
6619 (pdr_find_duplicate): Removed.
6620 (can_collapse_pdrs): New.
6621 (pbb_remove_duplicate_pdrs): New.
6622 (new_poly_dr): Do not look for duplicates.
6623 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6624 (PBB_PDR_DUPLICATES_REMOVED): New.
6625 (pbb_remove_duplicate_pdrs): Declared.
6627 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6629 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6630 the strides by multiplying by PDR_NB_REFS.
6631 * graphite-poly.c (can_collapse_pdr): New.
6632 (pdr_find_duplicate): New.
6633 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6634 Initialize PDR_NB_REFS.
6635 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6637 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6639 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6642 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6645 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6647 * graphite-dependences.c (pddr_original_scattering): Return NULL
6648 for read-read dependence relations.
6649 * graphite-poly.h (enum poly_dr_type): Fix comment.
6652 (pdr_may_write_p): New.
6654 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6656 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6657 (struct poly_dr): Same.
6658 (new_poly_dr): Same.
6659 * graphite-poly.c (new_poly_dr): Same.
6660 * graphite-dependences.c (dot_deps): Disable call to system.
6662 2009-08-28 Cary Coutant <ccoutant@google.com>
6665 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6666 struct/union/enum types local to a function.
6668 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6669 Sebastian Pop <sebastian.pop@amd.com>
6671 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6672 pbb_strip_mine_time_depth. Changed the implementation so that
6673 transformation is expressed as a transformation on
6674 time (scatttering) dimensions. Also, ensures that the 2d+1
6675 scheduling format is preserved.
6676 (pbb_strip_mine_profitable_p): Profitability is based on the
6677 iteration number of a given time (scattering) dimension,
6678 and not on a original loop depth dimension.
6679 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6680 (pbb_do_strip_mine): Call psct_dynamic_dim.
6681 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6682 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6683 (pbb_nb_dynamic_scattering_transform): New.
6684 (psct_dynamic_dim): New.
6686 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6688 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6689 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6690 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6691 * graphite-interchange.c (build_linearized_memory_access): Same.
6692 (memory_stride_in_loop): Same.
6694 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6696 * graphite-dependences.c (pddr_original_scattering): New.
6697 (graphite_legal_transform_dr): Call pddr_original_scattering.
6700 * graphite-dependences.h (dot_deps): Declared.
6701 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6702 (print_pdr): Print PDR_ID.
6703 * graphite-poly.h (struct poly_dr): Add field id.
6706 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6708 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6710 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6711 not delete the original dependence relation.
6713 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6715 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6716 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6717 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6718 (free_poly_ddr): New.
6719 (pddr_is_empty): New.
6720 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6721 (dependence_polyhedron): Same. Remove useless gcc_assert.
6723 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6724 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6725 * graphite-dependences.h (enum poly_dependence_kind): New.
6726 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6727 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6728 (PDRP_SINK): Renamed PDDR_SINK.
6729 (PDRP_DDP): Renamed PDDR_DDP.
6731 (free_poly_ddr): Declared.
6732 * graphite-poly.c (new_scop): Use the new hash function names.
6733 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6734 into original_pddrs.
6735 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6737 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6739 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6740 bounds with LT_EXPR to make niter analysis more precise on code
6741 generated by Graphite.
6743 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6745 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6746 (graphite_legal_transform_bb): Same.
6747 (poly_drs_may_alias_p): Same.
6749 2009-08-28 Richard Guenther <rguenther@suse.de>
6751 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6753 2009-08-28 Jan Beulich <jbeulich@novell.com>
6755 * config/i386/netware.c: Include langhooks.h.
6756 (i386_nlm_encode_section_info): Simplify.
6757 (netware_override_options): Delete.
6758 * config/i386/netware.h (netware_override_options): Delete
6760 (OVERRIDE_OPTIONS): Delete definition.
6761 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6762 (ASM_COMMENT_START): Define.
6763 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6765 2009-08-28 Jan Beulich <jbeulich@novell.com>
6767 * configure.ac: For in-tree ld, do a plain version check to
6768 determine whether comdat groups are supported.
6769 * configure: Regenerate.
6771 2009-08-28 Olivier Hainque <hainque@adacore.com>
6773 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6774 always defined. Reflect definition or absence of such for
6775 COLLECT_EXPORT_LIST. Readability helper.
6776 (scanfilter): New enum, to help control what symbols
6777 are to be considered or ignored by scan_prog_file.
6778 (enum pass): Rename as "scanpass", moved together with scanfilter
6779 prior to scan_prog_file's prototype.
6780 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6781 Group prototype with the scanpass/scanfilter definitions, factorize
6782 head comments for the several implementations at the prototype.
6783 (main): Reorganize the first pass link control to let AIX
6784 drag only the needed frame tables in executables. Prevent
6785 frame tables collection during the scan aimed at static ctors.
6786 Pre-link and scan for frame tables later to compensate.
6787 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6788 A C statement to issue assembly directives that create a reference
6789 to the given DWARF table identifier label from the current function
6791 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6792 to differentiate first time section entry. Only emit a .data
6793 tables start identifier label the first time around.
6794 (switch_to_frame_table_section): New function. Helper for
6795 output_call_frame_info to switch possibly BACK into the eh_frame
6796 or the debug_frame section depending on FOR_EH.
6797 (output_call_frame_info): Use helper to first enter the proper
6799 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6800 emit a link to the frame table start label from each function
6802 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6803 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6804 * config/rs6000/rs6000-protos.h: Declare it.
6805 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6807 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6809 * config/sh/sh.c (split_branches): Check the result of
6812 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6814 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6815 using -pthread -fopenmp
6817 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6819 * doc/service.texi (service directory): Update URL.
6821 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6823 PR rtl-optimization/40861
6824 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6825 extract word from a multi-word subreg for negative byte positions.
6827 2009-08-27 Tristan Gingold <gingold@adacore.com>
6828 Douglas B Rupp <rupp@gnat.com>
6830 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6831 (SECTION_VMS_OVERLAY): Define.
6832 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6834 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6836 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6837 common_object declarations.
6838 (ia64_section_type_flags): Set section flag for common_object.
6839 * config/ia64/ia64-protos.h
6840 (ia64_vms_output_aligned_decl_common): Declare.
6841 (ia64_vms_elf_asm_named_section): Declare.
6843 2009-08-27 Michael Matz <matz@suse.de>
6845 * expr.c (expand_expr_real_2): New function taking exploded
6846 unary or binary expression, split out from ...
6847 (expand_expr_real_1): ... here. Move over all unary/binary
6848 switch parts to above function, in particular these codes:
6849 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6850 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6851 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6852 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6853 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6854 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6855 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6856 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6857 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6858 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6859 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6860 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6861 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6862 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6863 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6864 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6865 VEC_PACK_FIX_TRUNC_EXPR.
6866 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6869 2009-08-27 Richard Guenther <rguenther@suse.de>
6871 * gengtype.c (main): Handle uint64_t.
6872 * ipa-utils.c (get_base_var): Indent properly.
6873 * tree-ssa-live.c (debug_scope_block): New function.
6874 * tree-flow.h (debug_scope_block): Declare.
6875 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6876 * basic-block.h (enum profile_status): Rename to
6877 enum profile_status_d.
6878 (x_profile_status): Adjust type.
6880 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6883 * dwarf2out.c (get_context_die): Declare this static function.
6884 (gen_type_die_with_usage): Make sure a DIE is a generated for
6885 the context of a typedef.
6887 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6889 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6892 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6894 * config/mips/mips-protos.h (mips_output_sync): Declare.
6895 (mips_sync_loop_insns): Likewise.
6896 (mips_output_sync_loop): Replace first two parameters with an rtx.
6897 * config/mips/mips.c (mips_multi_member): New structure.
6898 (mips_multi_members): New variable.
6899 (mips_multi_start): New function.
6900 (mips_multi_add): Likewise.
6901 (mips_multi_add_insn): Likewise.
6902 (mips_multi_add_label): Likewise.
6903 (mips_multi_last_index): Likewise.
6904 (mips_multi_copy_insn): Likewise.
6905 (mips_multi_set_operand): Likewise.
6906 (mips_multi_write): Likewise.
6907 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6908 (mips_init_print_operand_punct): Update accordingly.
6909 (mips_start_ll_sc_sync_block): New function.
6910 (mips_end_ll_sc_sync_block): Likewise.
6911 (mips_output_sync): Likewise.
6912 (mips_sync_insn1_template): Likewise.
6913 (mips_sync_insn2_template): Likewise.
6914 (mips_get_sync_operand): Likewise.
6915 (mips_process_sync_loop): Likewise.
6916 (mips_output_sync_loop): Use mips_process_sync_loop.
6917 (mips_sync_loop_insns): New function.
6918 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6919 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6920 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6921 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6922 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6923 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6924 (MIPS_SYNC_OLD_OP_12): Likewise.
6925 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6926 (MIPS_SYNC_NEW_OP_12): Likewise.
6927 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6928 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6929 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6930 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6931 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6932 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6933 * config/mips/mips.md (sync_mem): New attribute.
6934 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6935 (sync_exclusive_mask, sync_required_oldval): Likewise.
6936 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6937 (sync_release_barrier): Likewise.
6938 (length): Handle sync loops.
6939 (sync): Use mips_output_sync.
6940 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6941 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6942 and use mips_output_sync_loop.
6943 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6944 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6945 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6946 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6947 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6948 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6949 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6950 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6951 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6953 2009-08-26 Richard Guenther <rguenther@suse.de>
6956 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6957 the types to not match.
6958 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6960 * tree-ssa.c (useless_type_conversion_p): Conversions to
6961 pointers to unprototyped functions are useless.
6963 2009-08-26 Richard Guenther <rguenther@suse.de>
6965 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6966 whole-program condition, prepare to be called for non-globals.
6967 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6968 params build a representative with known type and track its fields.
6970 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6972 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6973 clearing by a taken branch.
6974 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6975 effectively after bbro pass.
6976 (sync_nand<mode>): Ditto.
6977 (sync_old_<fetchop_name><mode>): Ditto.
6978 (sync_old_nand<mode>): Ditto.
6979 (sync_new_<fetchop_name><mode>): Dito.
6980 (sync_new_nand<mode>): Ditto.
6981 (sync_compare_and_swap<mode>_1): Ditto.
6982 (*sync_compare_and_swap<mode>): Ditto.
6983 (sync_lock_test_and_set<mode>_1): Ditto.
6984 ("sync_lock_test_and_set<mode>): Ditto.
6986 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6988 * hwint.h (HOST_LONG_FORMAT): New macro
6989 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6990 Use HOST_PTR_PRINTF.
6991 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6992 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6993 (HOST_PTR_PRINTF): Document.
6995 2009-08-25 Jan Hubicka <jh@suse.cz>
6997 * config/i386/bmmintrin.h: Replace by #error.
7000 Michael Meissner <michael.meissner@amd.com>
7001 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7002 Tony Linthicum <tony.linthicum@amd.com>
7004 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
7005 (TARGET_ROUND): New macro for the round/ptest instructions which
7006 are shared between SSE4.1 and SSE5.
7007 (OPTION_MASK_ISA_ROUND): Ditto.
7008 (OPTION_ISA_ROUND): Ditto.
7009 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
7010 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
7012 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
7013 (-mfused-madd): New switch to give users control over whether the
7014 compiler optimizes to use the multiply/add SSE5 instructions.
7016 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
7017 (ix86_handle_option): Turn off 3dnow if -msse5.
7018 (override_options): Add SSE5 support.
7019 (print_operand): %Y prints comparison codes for SSE5 com/pcom
7021 (ix86_expand_sse_movcc): Add SSE5 support.
7022 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
7023 vector type to the next largest size.
7024 (ix86_expand_sse5_pack): New function to use pperm to pack a
7025 vector type to the next smallest size.
7026 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
7027 (IX86_BUILTIN_FMADDSD): Ditto.
7028 (IX86_BUILTIN_FMADDPS): Ditto.
7029 (IX86_BUILTIN_FMADDPD): Ditto.
7030 (IX86_BUILTIN_FMSUBSS): Ditto.
7031 (IX86_BUILTIN_FMSUBSD): Ditto.
7032 (IX86_BUILTIN_FMSUBPS): Ditto.
7033 (IX86_BUILTIN_FMSUBPD): Ditto.
7034 (IX86_BUILTIN_FNMADDSS): Ditto.
7035 (IX86_BUILTIN_FNMADDSD): Ditto.
7036 (IX86_BUILTIN_FNMADDPS): Ditto.
7037 (IX86_BUILTIN_FNMADDPD): Ditto.
7038 (IX86_BUILTIN_FNMSUBSS): Ditto.
7039 (IX86_BUILTIN_FNMSUBSD): Ditto.
7040 (IX86_BUILTIN_FNMSUBPS): Ditto.
7041 (IX86_BUILTIN_FNMSUBPD): Ditto.
7042 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
7043 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
7044 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
7045 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
7046 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
7047 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
7048 (IX86_BUILTIN_PPERM): Ditto.
7049 (IX86_BUILTIN_PERMPS): Ditto.
7050 (IX86_BUILTIN_PERMPD): Ditto.
7051 (IX86_BUILTIN_PMACSSWW): Ditto.
7052 (IX86_BUILTIN_PMACSWW): Ditto.
7053 (IX86_BUILTIN_PMACSSWD): Ditto.
7054 (IX86_BUILTIN_PMACSWD): Ditto.
7055 (IX86_BUILTIN_PMACSSDD): Ditto.
7056 (IX86_BUILTIN_PMACSDD): Ditto.
7057 (IX86_BUILTIN_PMACSSDQL): Ditto.
7058 (IX86_BUILTIN_PMACSSDQH): Ditto.
7059 (IX86_BUILTIN_PMACSDQL): Ditto.
7060 (IX86_BUILTIN_PMACSDQH): Ditto.
7061 (IX86_BUILTIN_PMADCSSWD): Ditto.
7062 (IX86_BUILTIN_PMADCSWD): Ditto.
7063 (IX86_BUILTIN_PHADDBW): Ditto.
7064 (IX86_BUILTIN_PHADDBD): Ditto.
7065 (IX86_BUILTIN_PHADDBQ): Ditto.
7066 (IX86_BUILTIN_PHADDWD): Ditto.
7067 (IX86_BUILTIN_PHADDWQ): Ditto.
7068 (IX86_BUILTIN_PHADDDQ): Ditto.
7069 (IX86_BUILTIN_PHADDUBW): Ditto.
7070 (IX86_BUILTIN_PHADDUBD): Ditto.
7071 (IX86_BUILTIN_PHADDUBQ): Ditto.
7072 (IX86_BUILTIN_PHADDUWD): Ditto.
7073 (IX86_BUILTIN_PHADDUWQ): Ditto.
7074 (IX86_BUILTIN_PHADDUDQ): Ditto.
7075 (IX86_BUILTIN_PHSUBBW): Ditto.
7076 (IX86_BUILTIN_PHSUBWD): Ditto.
7077 (IX86_BUILTIN_PHSUBDQ): Ditto.
7078 (IX86_BUILTIN_PROTB): Ditto.
7079 (IX86_BUILTIN_PROTW): Ditto.
7080 (IX86_BUILTIN_PROTD): Ditto.
7081 (IX86_BUILTIN_PROTQ): Ditto.
7082 (IX86_BUILTIN_PROTB_IMM): Ditto.
7083 (IX86_BUILTIN_PROTW_IMM): Ditto.
7084 (IX86_BUILTIN_PROTD_IMM): Ditto.
7085 (IX86_BUILTIN_PROTQ_IMM): Ditto.
7086 (IX86_BUILTIN_PSHLB): Ditto.
7087 (IX86_BUILTIN_PSHLW): Ditto.
7088 (IX86_BUILTIN_PSHLD): Ditto.
7089 (IX86_BUILTIN_PSHLQ): Ditto.
7090 (IX86_BUILTIN_PSHAB): Ditto.
7091 (IX86_BUILTIN_PSHAW): Ditto.
7092 (IX86_BUILTIN_PSHAD): Ditto.
7093 (IX86_BUILTIN_PSHAQ): Ditto.
7094 (IX86_BUILTIN_FRCZSS): Ditto.
7095 (IX86_BUILTIN_FRCZSD): Ditto.
7096 (IX86_BUILTIN_FRCZPS): Ditto.
7097 (IX86_BUILTIN_FRCZPD): Ditto.
7098 (IX86_BUILTIN_CVTPH2PS): Ditto.
7099 (IX86_BUILTIN_CVTPS2PH): Ditto.
7100 (IX86_BUILTIN_COMEQSS): Ditto.
7101 (IX86_BUILTIN_COMNESS): Ditto.
7102 (IX86_BUILTIN_COMLTSS): Ditto.
7103 (IX86_BUILTIN_COMLESS): Ditto.
7104 (IX86_BUILTIN_COMGTSS): Ditto.
7105 (IX86_BUILTIN_COMGESS): Ditto.
7106 (IX86_BUILTIN_COMUEQSS): Ditto.
7107 (IX86_BUILTIN_COMUNESS): Ditto.
7108 (IX86_BUILTIN_COMULTSS): Ditto.
7109 (IX86_BUILTIN_COMULESS): Ditto.
7110 (IX86_BUILTIN_COMUGTSS): Ditto.
7111 (IX86_BUILTIN_COMUGESS): Ditto.
7112 (IX86_BUILTIN_COMORDSS): Ditto.
7113 (IX86_BUILTIN_COMUNORDSS): Ditto.
7114 (IX86_BUILTIN_COMFALSESS): Ditto.
7115 (IX86_BUILTIN_COMTRUESS): Ditto.
7116 (IX86_BUILTIN_COMEQSD): Ditto.
7117 (IX86_BUILTIN_COMNESD): Ditto.
7118 (IX86_BUILTIN_COMLTSD): Ditto.
7119 (IX86_BUILTIN_COMLESD): Ditto.
7120 (IX86_BUILTIN_COMGTSD): Ditto.
7121 (IX86_BUILTIN_COMGESD): Ditto.
7122 (IX86_BUILTIN_COMUEQSD): Ditto.
7123 (IX86_BUILTIN_COMUNESD): Ditto.
7124 (IX86_BUILTIN_COMULTSD): Ditto.
7125 (IX86_BUILTIN_COMULESD): Ditto.
7126 (IX86_BUILTIN_COMUGTSD): Ditto.
7127 (IX86_BUILTIN_COMUGESD): Ditto.
7128 (IX86_BUILTIN_COMORDSD): Ditto.
7129 (IX86_BUILTIN_COMUNORDSD): Ditto.
7130 (IX86_BUILTIN_COMFALSESD): Ditto.
7131 (IX86_BUILTIN_COMTRUESD): Ditto.
7132 (IX86_BUILTIN_COMEQPS): Ditto.
7133 (IX86_BUILTIN_COMNEPS): Ditto.
7134 (IX86_BUILTIN_COMLTPS): Ditto.
7135 (IX86_BUILTIN_COMLEPS): Ditto.
7136 (IX86_BUILTIN_COMGTPS): Ditto.
7137 (IX86_BUILTIN_COMGEPS): Ditto.
7138 (IX86_BUILTIN_COMUEQPS): Ditto.
7139 (IX86_BUILTIN_COMUNEPS): Ditto.
7140 (IX86_BUILTIN_COMULTPS): Ditto.
7141 (IX86_BUILTIN_COMULEPS): Ditto.
7142 (IX86_BUILTIN_COMUGTPS): Ditto.
7143 (IX86_BUILTIN_COMUGEPS): Ditto.
7144 (IX86_BUILTIN_COMORDPS): Ditto.
7145 (IX86_BUILTIN_COMUNORDPS): Ditto.
7146 (IX86_BUILTIN_COMFALSEPS): Ditto.
7147 (IX86_BUILTIN_COMTRUEPS): Ditto.
7148 (IX86_BUILTIN_COMEQPD): Ditto.
7149 (IX86_BUILTIN_COMNEPD): Ditto.
7150 (IX86_BUILTIN_COMLTPD): Ditto.
7151 (IX86_BUILTIN_COMLEPD): Ditto.
7152 (IX86_BUILTIN_COMGTPD): Ditto.
7153 (IX86_BUILTIN_COMGEPD): Ditto.
7154 (IX86_BUILTIN_COMUEQPD): Ditto.
7155 (IX86_BUILTIN_COMUNEPD): Ditto.
7156 (IX86_BUILTIN_COMULTPD): Ditto.
7157 (IX86_BUILTIN_COMULEPD): Ditto.
7158 (IX86_BUILTIN_COMUGTPD): Ditto.
7159 (IX86_BUILTIN_COMUGEPD): Ditto.
7160 (IX86_BUILTIN_COMORDPD): Ditto.
7161 (IX86_BUILTIN_COMUNORDPD): Ditto.
7162 (IX86_BUILTIN_COMFALSEPD): Ditto.
7163 (IX86_BUILTIN_COMTRUEPD): Ditto.
7164 (IX86_BUILTIN_PCOMEQUB): Ditto.
7165 (IX86_BUILTIN_PCOMNEUB): Ditto.
7166 (IX86_BUILTIN_PCOMLTUB): Ditto.
7167 (IX86_BUILTIN_PCOMLEUB): Ditto.
7168 (IX86_BUILTIN_PCOMGTUB): Ditto.
7169 (IX86_BUILTIN_PCOMGEUB): Ditto.
7170 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
7171 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
7172 (IX86_BUILTIN_PCOMEQUW): Ditto.
7173 (IX86_BUILTIN_PCOMNEUW): Ditto.
7174 (IX86_BUILTIN_PCOMLTUW): Ditto.
7175 (IX86_BUILTIN_PCOMLEUW): Ditto.
7176 (IX86_BUILTIN_PCOMGTUW): Ditto.
7177 (IX86_BUILTIN_PCOMGEUW): Ditto.
7178 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
7179 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
7180 (IX86_BUILTIN_PCOMEQUD): Ditto.
7181 (IX86_BUILTIN_PCOMNEUD): Ditto.
7182 (IX86_BUILTIN_PCOMLTUD): Ditto.
7183 (IX86_BUILTIN_PCOMLEUD): Ditto.
7184 (IX86_BUILTIN_PCOMGTUD): Ditto.
7185 (IX86_BUILTIN_PCOMGEUD): Ditto.
7186 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
7187 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
7188 (IX86_BUILTIN_PCOMEQUQ): Ditto.
7189 (IX86_BUILTIN_PCOMNEUQ): Ditto.
7190 (IX86_BUILTIN_PCOMLTUQ): Ditto.
7191 (IX86_BUILTIN_PCOMLEUQ): Ditto.
7192 (IX86_BUILTIN_PCOMGTUQ): Ditto.
7193 (IX86_BUILTIN_PCOMGEUQ): Ditto.
7194 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
7195 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
7196 (IX86_BUILTIN_PCOMEQB): Ditto.
7197 (IX86_BUILTIN_PCOMNEB): Ditto.
7198 (IX86_BUILTIN_PCOMLTB): Ditto.
7199 (IX86_BUILTIN_PCOMLEB): Ditto.
7200 (IX86_BUILTIN_PCOMGTB): Ditto.
7201 (IX86_BUILTIN_PCOMGEB): Ditto.
7202 (IX86_BUILTIN_PCOMFALSEB): Ditto.
7203 (IX86_BUILTIN_PCOMTRUEB): Ditto.
7204 (IX86_BUILTIN_PCOMEQW): Ditto.
7205 (IX86_BUILTIN_PCOMNEW): Ditto.
7206 (IX86_BUILTIN_PCOMLTW): Ditto.
7207 (IX86_BUILTIN_PCOMLEW): Ditto.
7208 (IX86_BUILTIN_PCOMGTW): Ditto.
7209 (IX86_BUILTIN_PCOMGEW): Ditto.
7210 (IX86_BUILTIN_PCOMFALSEW): Ditto.
7211 (IX86_BUILTIN_PCOMTRUEW): Ditto.
7212 (IX86_BUILTIN_PCOMEQD): Ditto.
7213 (IX86_BUILTIN_PCOMNED): Ditto.
7214 (IX86_BUILTIN_PCOMLTD): Ditto.
7215 (IX86_BUILTIN_PCOMLED): Ditto.
7216 (IX86_BUILTIN_PCOMGTD): Ditto.
7217 (IX86_BUILTIN_PCOMGED): Ditto.
7218 (IX86_BUILTIN_PCOMFALSED): Ditto.
7219 (IX86_BUILTIN_PCOMTRUED): Ditto.
7220 (IX86_BUILTIN_PCOMEQQ): Ditto.
7221 (IX86_BUILTIN_PCOMNEQ): Ditto.
7222 (IX86_BUILTIN_PCOMLTQ): Ditto.
7223 (IX86_BUILTIN_PCOMLEQ): Ditto.
7224 (IX86_BUILTIN_PCOMGTQ): Ditto.
7225 (IX86_BUILTIN_PCOMGEQ): Ditto.
7226 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
7227 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
7228 (enum multi_arg_type): New enum for describing the various SSE5
7229 intrinsic argument types.
7230 (bdesc_multi_arg): New table for SSE5 intrinsics.
7231 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
7232 (ix86_expand_multi_arg_builtin): New function for creating SSE5
7234 (ix86_expand_builtin): Add SSE5 intrinsic support.
7235 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
7236 operand instructions.
7237 (ix86_expand_sse5_multiple_memory): New function to split the
7238 second memory reference from SSE5 instructions.
7239 (type_has_variadic_args_p): Delete in favor of stdarg_p.
7240 (ix86_return_pops_args): Use stdarg_p to determine if the function
7241 has variable arguments.
7242 (ix86_setup_incoming_varargs): Ditto.
7243 (x86_this_parameter): Ditto.
7245 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
7247 (ix86_expand_sse5_pack): Ditto.
7248 (ix86_sse5_valid_op_p): Ditto.
7249 (ix86_expand_sse5_multiple_memory): Ditto.
7251 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
7252 constant for SSE5 support.
7253 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
7254 (UNSPEC_SSE5_TRUEFALSE): Ditto.
7255 (UNSPEC_SSE5_PERMUTE): Ditto.
7256 (UNSPEC_SSE5_ASHIFT): Ditto.
7257 (UNSPEC_SSE5_LSHIFT): Ditto.
7258 (UNSPEC_FRCZ): Ditto.
7259 (UNSPEC_CVTPH2PS): Ditto.
7260 (UNSPEC_CVTPS2PH): Ditto.
7261 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
7263 (COM_FALSE_S): Ditto.
7264 (COM_FALSE_P): Ditto.
7265 (COM_TRUE_S): Ditto.
7266 (COM_TRUE_P): Ditto.
7267 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
7268 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
7270 (memory attribute): Ditto.
7271 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7272 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
7273 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7274 (floor<mode>2): Ditto.
7275 (ceil<mode>2): Ditto.
7276 (btrunc<mode>2): Ditto.
7277 (nearbyintdf2): Ditto.
7278 (nearbyintsf2): Ditto.
7279 (sse_setccsf): Disable if SSE5.
7280 (sse_setccdf): Ditto.
7281 (sse5_setcc<mode>): New support for SSE5 conditional move.
7282 (sse5_pcmov_<mode>): Ditto.
7284 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
7286 (SSEMODEF2P): Ditto.
7287 (ssemodesuffixf4): New mode attribute for SSE5.
7288 (ssemodesuffixf2s): Ditto.
7289 (ssemodesuffixf2c): Ditto.
7290 (sserotatemax): Ditto.
7291 (ssescalarmode): Ditto.
7292 (sse_maskcmpv4sf3): Disable if SSE5.
7293 (sse_maskcmpv2df3): Ditto.
7294 (sse_vmmaskcmpv4sf3): Ditto.
7295 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
7296 (sse5_vmfmadd<mode>4): Ditto.
7297 (sse5_fmsub<mode>4): Ditto.
7298 (sse5_vmfmsub<mode>4): Ditto.
7299 (sse5_fnmadd<mode>4): Ditto.
7300 (sse5_vmfnmadd<mode>4): Ditto.
7301 (sse5_fnmsub<mode>4): Ditto.
7302 (sse5_vmfnmsub<mode>4): Ditto.
7303 (sse5i_fmadd<mode>4): Ditto.
7304 (sse5i_fmsub<mode>4): Ditto.
7305 (sse5i_fnmadd<mode>4): Ditto.
7306 (sse5i_fnmsub<mode>4): Ditto.
7307 (sse5i_vmfmadd<mode>4): Ditto.
7308 (sse5i_vmfmsub<mode>4): Ditto.
7309 (sse5i_vmfnmadd<mode>4): Ditto.
7310 (sse5i_vmfnmsub<mode>4): Ditto.
7311 (mulv16qi3): Add SSE5 support.
7313 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7314 (sse2_mulv4si3): Disable if SSE5.
7315 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7316 (sse4_1_roundps): Ditto.
7317 (sse4_1_roundsd): Ditto.
7318 (sse4_1_roundss): Ditto.
7319 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7321 (sse_maskcmpsf3): Ditto.
7322 (sse_vmmaskcmpv4sf3): Ditto.
7323 (sse2_maskcmpv2df3): Ditto.
7324 (sse2_maskcmpdf3): Ditto.
7325 (sse2_vmmaskcmpv2df3): Ditto.
7326 (sse2_eq<mode>3): Ditto.
7327 (sse2_gt<mode>3): Ditto.
7328 (sse5_pcmov_<mode>): Add SSE5 support.
7329 (vec_unpacku_hi_v16qi): Ditto.
7330 (vec_unpacks_hi_v16qi): Ditto.
7331 (vec_unpacku_lo_v16qi): Ditto.
7332 (vec_unpacks_lo_v16qi): Ditto.
7333 (vec_unpacku_hi_v8hi): Ditto.
7334 (vec_unpacks_hi_v8hi): Ditto.
7335 (vec_unpacku_lo_v8hi): Ditto.
7336 (vec_unpacks_lo_v8hi): Ditto.
7337 (vec_unpacku_hi_v4si): Ditto.
7338 (vec_unpacks_hi_v4si): Ditto.
7339 (vec_unpacku_lo_v4si): Ditto.
7340 (vec_unpacks_lo_v4si): Ditto.
7341 (sse5_pmacsww): New SSE5 intrinsic insn.
7342 (sse5_pmacssww): Ditto.
7343 (sse5_pmacsdd): Ditto.
7344 (sse5_pmacssdd): Ditto.
7345 (sse5_pmacssdql): Ditto.
7346 (sse5_pmacssdqh): Ditto.
7347 (sse5_pmacsdqh): Ditto.
7348 (sse5_pmacsswd): Ditto.
7349 (sse5_pmacswd): Ditto.
7350 (sse5_pmadcsswd): Ditto.
7351 (sse5_pmadcswd): Ditto.
7352 (sse5_pcmov_<move>): Conditional move support on SSE5.
7353 (sse5_phaddbw): New SSE5 intrinsic insn.
7354 (sse5_phaddbd): Ditto.
7355 (sse5_phaddbq): Ditto.
7356 (sse5_phaddwd): Ditto.
7357 (sse5_phaddwq): Ditto.
7358 (sse5_phadddq): Ditto.
7359 (sse5_phaddubw): Ditto.
7360 (sse5_phaddubd): Ditto.
7361 (sse5_phaddubq): Ditto.
7362 (sse5_phadduwd): Ditto.
7363 (sse5_phadduwq): Ditto.
7364 (sse5_phaddudq): Ditto.
7365 (sse5_phsubbw): Ditto.
7366 (sse5_phsubwd): Ditto.
7367 (sse5_phsubdq): Ditto.
7368 (sse5_pperm): Ditto.
7369 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7370 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7371 (sse5_pperm_sign_v8hi_v4si): Ditto.
7372 (sse5_pperm_zero_v8hi_v4si): Ditto.
7373 (sse5_pperm_sign_v4si_v2di): Ditto.
7374 (sse5_pperm_sign_v4si_v2di): Ditto.
7375 (sse5_pperm_pack_v2di_v4si): Ditto.
7376 (sse5_pperm_pack_v4si_v8hi): Ditto.
7377 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7378 (sse5_perm<mode>): New SSE5 intrinsic insn.
7379 (rotl<mode>3): Ditto.
7380 (sse5_rotl<mode>3): Ditto.
7381 (sse5_ashl<mode>3): Ditto.
7382 (sse5_lshl<mode>3): Ditto.
7383 (sse5_frcz<mode>2): Ditto.
7384 (sse5s_frcz<mode>2): Ditto.
7385 (sse5_cvtph2ps): Ditto.
7386 (sse5_cvtps2ph): Ditto.
7387 (sse5_vmmaskcmp<mode>3): Ditto.
7388 (sse5_com_tf<mode>3): Ditto.
7389 (sse5_maskcmp<mode>3): Ditto.
7390 (sse5_maskcmp_uns<mode>3): Ditto.
7391 (sse5_maskcmp_uns2<mode>3): Ditto.
7392 (sse5_pcom_tf<mode>3): Ditto.
7394 * config/i386/predicates.md (sse5_comparison_float_operator):
7395 New predicate to match the comparison operators supported by
7396 the SSE5 com instruction.
7397 (ix86_comparison_int_operator): New predicate to match just the
7398 signed int comparisons.
7399 (ix86_comparison_uns_operator): New predicate to match just the
7400 unsigned int comparisons.
7402 * doc/invoke.texi (-msse5): Add documentation.
7403 (-mfused-madd): Ditto.
7405 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7407 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7409 (x86_64-*-*): Ditto.
7411 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7413 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7414 intrinisics for SSE5.
7416 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7419 * config/i386/mmintrin-common.h: New file, to contain common
7420 instructions between SSE4.1 and SSE5.
7422 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7423 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7424 (gen_regparm_prefix): Ditto.
7426 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7427 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7428 prototype_p to determine if a function is prototyped.
7430 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7432 * c-common.c (c_common_reswords) add the alignof keyword,
7433 with same RID as __alignof and __alignof__
7435 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7437 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7438 * hooks.c (hook_bool_const_int_const_int_true): New function.
7439 * target.h (struct gcc_target): Add can_eliminate field.
7440 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7441 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7442 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7443 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7444 (elim_table): Revise comment.
7445 * system.h (CAN_ELIMINATE): Poison.
7446 * defaults.h (CAN_ELIMINATE): Remove.
7447 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7449 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7450 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7452 (alpha_vms_can_eliminate): Declare as static, change return type to
7454 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7456 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7457 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7458 (arm_can_eliminate): New function.
7460 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7461 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7462 (avr_can_eliminate): Declare as static.
7463 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7465 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7466 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7467 (bfin_can_eliminate): New function.
7469 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7470 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7471 (crx_can_eliminate): New function.
7473 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7474 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7475 (fr30_can_eliminate): New function.
7477 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7478 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7479 (frv_can_eliminate): New function.
7481 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7482 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7483 (h8300_can_eliminate): New function.
7485 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7486 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7487 (i386_can_eliminate): Declare as static, change return type to bool.
7488 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7490 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7491 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7492 (ia64_can_eliminate): New function.
7494 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7495 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7496 (iq2000_can_eliminate): New function.
7498 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7499 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7500 (m32r_can_eliminate): New function.
7502 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7503 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7504 (m68hc11_can_eliminate): New function.
7506 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7507 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7508 (m68k_can_eliminate): New function.
7510 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7511 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7512 (mep_can_eliminate): New function.
7514 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7515 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7516 (mips_can_eliminate): New function.
7518 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7519 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7520 (rs6000_can_eliminate): New function.
7522 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7523 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7524 (s390_can_eliminate): Declare as static.
7525 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7527 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7528 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7529 (score_can_eliminate): New function.
7531 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7532 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7533 (sparc_can_eliminate): Declare as static.
7534 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7536 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7537 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7538 (xstormy16_can_eliminate): New function.
7540 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7541 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7542 (v850_can_eliminate): New function.
7544 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7546 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7547 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7548 (*movdfcc_ext[1234]): Disable for IEEE mode.
7550 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7552 * gimplify.c (prepare_gimple_addressable): New static function.
7553 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7555 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7556 manually fiddling with it.
7558 2009-08-25 Michael Matz <matz@suse.de>
7560 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7561 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7563 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7564 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7565 (do_jump): Split out code for simple binary comparisons into ...
7566 (do_jump_1): ... this, taking the individual operands and code.
7567 Change callers to helper function above accordingly.
7568 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7571 2009-08-25 Michael Matz <matz@suse.de>
7573 * expr.h (struct separate_ops, sepops): New type for passing
7574 around an exploded simple expression.
7575 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7576 Use this structure instead of expression tree.
7577 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7578 expression, only its type.
7579 (expand_vec_cond_expr): Take type and individual operands instead
7581 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7582 expand_vec_shift_expr): Change prototype accordingly.
7583 * tree-vect-stmts.c (vectorizable_condition): Change call of
7584 expand_vec_cond_expr_p to pass only type.
7585 * expr.c (do_store_flags): Change prototype and implementation
7586 to take an exploded expression.
7587 (expand_expr_real_1): New local ops initialized with details
7588 of the full expression. Use it instead of full
7589 expression in calls to do_store_flags, expand_vec_cond_expr,
7590 expand_widen_pattern_expr and expand_vec_shift_expr.
7592 2009-08-25 Michael Matz <matz@suse.de>
7594 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7595 treeop2 initialized with first three operands of the full expression.
7596 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7598 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7600 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7601 (__gthread_objc_condition_allocate): Mark arguments as unused.
7602 (__gthread_objc_condition_deallocate): Likewise.
7603 (__gthread_objc_condition_wait): Likewise.
7604 (__gthread_objc_condition_broadcast): Likewise.
7605 (__gthread_objc_condition_signal): Likewise.
7606 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7607 (__gthread_objc_thread_id): Likewise.
7609 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7612 * tree-pretty-print.c (print_call_name): Print the correct call name
7613 for procedure pointer components.
7615 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7617 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7618 default_promote_function_mode when not VMS.
7620 2009-08-24 Olivier Hainque <hainque@adacore.com>
7622 * convert.c (convert_to_integer): Don't assume an input pointer is
7623 POINTER_SIZE wide. Fetch from the type instead.
7625 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7627 * configure.ac (AC_PREREQ): Bump to 2.64.
7629 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7631 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7632 (process_command): Don't search standard_exec_prefix_1 and
7633 standard_exec_prefix_2.
7635 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7637 * config/arm/arm.c (output_return_instruction): Handle for
7640 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7642 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7644 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7646 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7647 (*arm_movdf_vfp): Likewise.
7649 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7651 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7652 (vashr<mode>3): Rename from ashr<mode>3.
7653 (vlshr<mode>3): Rename from lshr<mode>3.
7655 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7658 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7659 (check_format_info_main): Use scalar_identify_flag.
7660 (check_format_types): Check for scalar size identity if
7661 scalar_identify_flag is set.
7662 (printf_length_specs): Extend by new field.
7663 (asm_fprintf_length_specs): Likewise.
7664 (gcc_diag_length_specs): Likewise.
7665 (scanf_length_specs): Likewise.
7666 (strfmon_length_specs): Likewise.
7667 (gcc_gfc_length_specs): Likewise.
7668 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7669 (ms_printf_flag_specs): Likewise.
7670 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7672 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7675 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7676 (*call_value_pop_1): Ditto.
7677 (*sibcall_pop_1): New insn pattern.
7678 (*sibcall_value_pop_1): Ditto.
7680 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7683 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7686 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7689 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7690 (get_reg_use_in): New function.
7691 (forward_propagate_subreg): Propagate through subreg of zero_extend
7694 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7696 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7697 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7699 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7701 * configure.ac: Remove --with-datarootdir, --with-docdir,
7702 --with-htmldir switches. No need to call AC_SUBST for
7703 datarootdir, docdir, htmldir any more.
7704 * configure: Regenerate.
7705 * doc/install.texi (Configuration): Document --datarootdir,
7706 --docdir, --htmldir, --pdfdir; update documentation for
7707 --infodir, --mandir.
7708 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7711 * aclocal.m4: Regenerate.
7712 * config.in: Regenerate.
7713 * configure: Regenerate.
7715 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7716 Olivier Hainque <hainque@adacore.com>
7718 * config/ia64/ia64.c: Include libfuncs.h.
7719 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7720 (ia64_expand_call): Use reg 25 on VMS.
7721 (ia64_initialize_trampoline): Fix for VMS ABI.
7722 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7723 (ia64_function_arg): Initialize reg 25 on VMS.
7724 Fix OpenVMS ABI issues for varargs.
7725 For OpenVMS, emit the Argument Information register set in the
7726 incoming/sibcall case as well.
7727 (ia64_arg_type): New function.
7728 (ia64_function_arg_advance): Keep track of cum->words.
7729 Fix OpenVMS ABI issues for varargs.
7730 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7731 (ia64_override_options): Set flag_no_common on VMS.
7732 (ia64_init_builtins): Disable FWRITE builtin.
7733 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7734 (ia64_vms_init_libfuncs): Add decc$ routines.
7735 (ia64_vms_valid_pointer_mode): New function.
7736 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7737 (ia64_promote_function_mode): New function
7738 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7739 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7740 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7741 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7742 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7743 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7744 Suppress trailing '#' if VALUE is numeric.
7745 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7746 ia64_promote_function_mode.
7747 (TARGET_VALID_POINTER_MODE): Define.
7749 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7752 * config/rs6000/rs6000.c (rs6000_override_options): Use
7753 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7756 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7757 reporting of vector + decimal/boolean/complex error.
7759 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7761 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7762 __vector double TYPE_DECL.
7764 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7766 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7767 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7768 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7769 to pointer to enum machine_mode. Update all callers as needed.
7771 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7773 * config/alpha/alpha.md (exception_receiver): Emit alternative
7774 GP load sequence if flag_reorder_blocks_and_partition is set.
7775 (*exception_receiver_2): Also enable when
7776 flag_reorder_blocks_and_partition is set.
7778 2009-08-20 Matt Rice <ratmice@gmail.com>
7779 Diego Novillo <dnovillo@google.com>
7781 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7784 2009-08-20 Richard Guenther <rguenther@suse.de>
7786 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7787 * c-tree.h (c_dup_lang_specific_decl): Remove.
7788 (struct lang_decl, struct lang_type): Move definitions ...
7789 * c-lang.h: ... here. New file.
7790 * c-decl.c: Include c-lang.h.
7791 (c_dup_lang_specific_decl): Remove.
7792 * c-typeck.c: Include c-lang.h.
7793 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7794 (c-typeck.o): Likewise.
7795 * c-config-lang.in (gtfiles): Add c-lang.h.
7796 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7799 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7801 * config/alpha/alpha.c (alpha_end_function): Do not clear
7802 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7803 this is now handled in generic code.
7805 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7807 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7808 (s390_z10_fix_long_loop_prediction): New function.
7809 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7810 (s390_reorg): Walk over the INSNs and invoke
7811 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7813 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7815 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7816 "*brx_64bit", "*brx_31bit"): New patterns.
7817 * config/s390/s390.c ('E'): New output modifier.
7819 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7820 Richard Earnshaw <richard.earnshaw@arm.com>
7822 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7823 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7825 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7827 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7829 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7830 for mode mode of operand0 when doing secondary reload for SAR.
7832 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7835 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7836 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7838 2009-08-19 Jason Merrill <jason@redhat.com>
7840 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7841 supported template depth in C++0x.
7843 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7845 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7846 free_after_compilation.
7847 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7848 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7849 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7850 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7851 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7852 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7853 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7855 2009-08-19 Ian Lance Taylor <iant@google.com>
7857 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7858 of (plus (mult (neg B) C) A).
7860 2009-08-18 Michael Matz <matz@suse.de>
7862 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7863 instead of comparing TYPE_MAIN_VARIANT for equality.
7864 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7865 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7866 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7867 * gimplify.c (goa_lhs_expr_p): Ditto and use
7868 STRIP_USELESS_TYPE_CONVERSION.
7870 2009-08-18 Michael Matz <matz@suse.de>
7872 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7873 first field in a struct.
7874 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7876 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7878 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7879 locators before emit_insn is called. Remove assert that
7881 (alpha_end_function): Clear crtl->emit structure and free insn
7882 locators if cfun->is_thunk is true.
7884 2009-08-18 Jason Merrill <jason@redhat.com>
7886 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7888 * configure.ac: Test for it.
7889 * configure, config.in: Regenerate.
7890 * doc/install.texi: Document --enable-gnu-unique-object.
7892 2009-08-18 Richard Guenther <rguenther@suse.de>
7895 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7896 pow(x,y*z) only if x is nonnegative.
7898 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7900 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7904 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7905 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7907 2009-08-17 DJ Delorie <dj@redhat.com>
7909 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7910 * config/m32c/prologue.md (epilogue_freit): New.
7912 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7913 (bank_switch_p): Likewise.
7914 (fast_interrupt_p): Likewise.
7915 (interrupt_p): Likewise.
7916 (m32c_conditional_register_usage): Round memregs size up.
7917 (need_to_save): We only need to save $a0 when we use ENTER.
7918 (interrupt_p): Check for fast_interrupt too.
7919 (bank_switch_p): New.
7920 (fast_interrupt_p): New.
7921 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7922 (m32c_emit_prolog): Support bank switching and fast interrupts.
7923 * doc/extend.texi (Function Attributes): Add bank_switch and
7926 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7928 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7929 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7931 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7933 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7934 (menu): Add IA-64/VMS Options.
7935 (IA-64/VMS Options): Likewise.
7937 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7940 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7942 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7944 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7945 (mips_pop_asm_switch): Likewise.
7946 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7948 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7949 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7950 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7951 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7952 instead of set_noreorder.
7953 (mips_output_function_prologue): Use the new functions.
7954 (mips_output_function_epilogue): Likewise.
7955 (mips_need_noat_wrapper_p): New function, split out from...
7956 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7957 Use mips_push_asm_switch and mips_pop_asm_switch.
7958 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7959 and mips_pop_asm_switch.
7960 (ASM_OUTPUT_REG_POP): Likewise.
7961 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7962 Use mips_pop_asm_switch.
7963 (mips_asm_switch): New structure.
7964 (set_noreorder, set_nomacro): Replace with...
7965 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7966 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7967 instead of set_nomacro.
7968 (fix_truncsfsi2_macro): Likewise.
7969 (cprestore): Likewise.
7970 (hazard): Use mips_noreorder instead of set_noreorder.
7971 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7973 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7975 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7976 from prev_active_insn.
7978 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7980 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7981 * config/avr/avr.c (avr_override_options): Initialize
7982 avr_current_arch variable.
7983 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7984 __AVR_HAVE_16BIT_SP__ according to the device type.
7985 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7987 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7988 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7990 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7993 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7994 generating inlined subroutine die only. We shouldn't be
7995 called for anything else.
7996 (gen_block_die): Don't generate inline subroutine debug info for
7999 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
8001 * graphite-poly.c (print_pbb): Print PBB index.
8003 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
8006 * graphite-interchange.c (ppl_max_for_le): Moved...
8007 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
8008 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
8009 ppl_Pointset_Powerset_C_Polyhedron_maximize.
8010 * graphite-ppl.h (ppl_max_for_le): Declared.
8012 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
8014 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
8015 supported on all platforms.
8016 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
8017 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
8018 * c-pragma.c: Likewise.
8019 * target-def.h (TARGET_INITIALIZER): Remove
8020 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
8021 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
8023 2009-08-14 Douglas B Rupp <rupp@gnat.com>
8025 * config/ia64/fde-vms.c: New file.
8026 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
8027 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
8028 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
8029 (uw_frame_state_for): Only register a personality routine if it is
8030 known to be compatible with our expectations.
8031 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
8032 Declare unw_table_entry stack variable and
8033 mod all calls to _Unwind_FindTableEntry to add arg.
8034 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
8035 (_Unwind_FindTableEntry): Add arg to prototype.
8037 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
8039 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
8040 field 'signal_pfs_loc'.
8041 (uw_frame_state_for): Remove duplicate code dealing with leaf
8042 procedures without unwind info.
8043 If in the frame after unwinding through a signal handler, restore
8044 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
8045 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
8046 'pfs_loc' to the AR.PFS location in the signal context; instead
8047 set 'signal_pfs_loc'.
8048 Manually generate the unwind info for the AR.PFS register.
8049 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
8050 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
8051 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
8052 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
8053 instead set 'signal_pfs_loc'.
8054 Remove code preventing the AR.PFS register from being restored
8055 from the signal context.
8057 2009-08-14 Douglas B Rupp <rupp@gnat.com>
8058 Tristan Gingold <gingold@adacore.com>
8060 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
8061 * config/ia64/t-vms: New file.
8062 * config/ia64/vms64.h: New file.
8063 * config/ia64/vms.h: New file.
8064 * config/ia64/vms-crtinit.asm: New file.
8065 * config/ia64/vms_symvec_libgcc_s.opt: New file.
8066 * config/ia64/vms-unwind.h: New file.
8068 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8070 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
8073 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8076 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
8078 * real.h (do_mpc_arg2): ... here.
8079 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
8082 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
8084 * final.c (add_debug_prefix_map): Don't use GC memory for
8085 old_prefix and new_prefix.
8087 2009-08-14 Richard Guenther <rguenther@suse.de>
8089 * ipa-prop.c (compute_complex_pass_through): If we cannot
8090 compute a non-varying offset for IPA_JF_ANCESTOR punt.
8092 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8094 * c-lex.c (c_lex_with_flags): Increase size of local variable
8095 to avoid memory clobber.
8097 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
8100 * config/i386/i386.c (ix86_fp_comparison_strategy):
8101 Only enable/disable sahf at function granularity.
8103 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
8105 PR rtl-optimization/41064
8106 * reload1.c (reload_as_needed): Don't call extract_insn
8107 for known invalid replacements after calling
8108 validate_replace_rtx_group and verify_changes.
8110 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8113 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
8114 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
8115 ix86_expand_fp_vcond.
8116 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
8117 Assert that operation is supported by ix86_expand_int_vcond.
8118 (vcondu<SSEMODE124C8:mode>): Ditto.
8120 2009-08-13 DJ Delorie <dj@redhat.com>
8122 * config/i386/djgpp-stdint.h: New.
8123 * config.gcc (djgpp): Use it.
8125 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
8127 * config/sh/sh.c (sh_override_options): When flag_exceptions or
8128 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
8130 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8132 * tree-ssa-loop-prefetch.c
8133 (prune_ref_by_group_reuse): Enhance probabilistic analysis
8134 for long-stride pruning.
8135 (compute_miss_rate): New function to compute the probability
8136 that two memory references access different cache lines.
8138 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
8140 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
8142 2009-08-13 Richard Guenther <rguenther@suse.de>
8145 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
8146 use the constant pointer type.
8147 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
8148 of CV qualifiers on the target pointer type.
8149 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
8150 conversion check before restrict check.
8152 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8155 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
8157 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8159 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
8161 2009-08-12 Richard Guenther <rguenther@suse.de>
8163 PR tree-optimization/41011
8164 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
8165 and reference constructing.
8167 2009-08-12 Xinliang David Li <davidxl@google.com>
8169 PR tree-optimization/41012
8170 * tree-flow.h : New external interface.
8171 * gimple-low.c (check_call_arg): Change to public function.
8172 Remove argument mismatch check in lowering.
8173 * tree-inline.h (tree_can_inline_p): Interface change.
8174 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
8176 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
8177 Call change to tree_can_inline_p function.
8178 (cgraph_decide_inlining_incrementally): Ditto.
8180 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
8182 PR tree-optimization/41031
8183 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
8184 on the partition variable rather than promote_mode on the source
8185 type. Assert that the partition variable's type has the same
8186 mode as the source value's.
8188 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
8190 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
8191 for for_return == 2.
8192 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
8194 * calls.c (expand_call): Fix typo.
8195 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
8197 * stmt.c (expand_value_return): Use promote_function_mode to copy out
8199 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
8200 * config/cris/cris.c (cris_promote_function_mode): Likewise.
8201 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
8202 * config/pa/pa.c (pa_promote_function_mode): Likewise.
8204 2009-08-12 Andrew Haley <aph@redhat.com>
8206 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
8208 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8211 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
8213 2009-08-12 Richard Guenther <rguenther@suse.de>
8215 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
8216 * gimplify.c (gimplify_modify_expr): Do not use
8217 lang_hooks.types_compatible_p.
8218 * tree-ssa.c (useless_type_conversion_p): For aggregates
8219 just return false if the canonical types differ.
8221 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8224 * sese.c (convert_for_phi_arg): New.
8225 (add_guard_exit_phis): Use convert_for_phi_arg.
8227 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8229 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
8230 unknown subscript upper bounds.
8232 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8233 Pranav Garg <pranav.garg2107@gmail.com>
8235 * graphite-interchange.c (gather_access_strides): Removed.
8236 (ppl_max_for_le): New.
8237 (build_linearized_memory_access): New.
8238 (memory_stride_in_loop): New.
8239 (pbb_interchange_profitable_p): Reimplemented.
8240 * graphite-ppl.h (ppl_new_id_map): New.
8241 (ppl_interchange): New.
8243 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8245 * graphite-interchange.c (compute_subscript): Removed.
8246 (compute_array_size_cstr): Removed.
8247 (compute_array_size_poly): Removed.
8248 (compute_array_size): Removed.
8249 (gather_access_strides_poly): Removed.
8250 (gather_access_strides): Empty.
8252 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8254 * graphite-dependences.c (dependence_polyhedron_1): Replace
8255 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
8256 (graphite_legal_transform_dr): Same.
8257 (graphite_carried_dependence_level_k): Same.
8258 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
8259 Initialize PDR_NB_SUBSCRIPTS.
8260 (print_pdr_access_layout): Replace pdr_nb_subscripts with
8262 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
8263 (PDR_NB_SUBSCRIPTS): New.
8264 (pdr_nb_subscripts): Removed.
8265 (pdr_dim): Simplified.
8266 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
8267 with PDR_NB_SUBSCRIPTS.
8269 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8271 * graphite-interchange.c (compute_array_size): Remove use of
8273 * graphite-poly.c (new_poly_dr): Remove argument data_container.
8274 Do not initialize PDR_DATA_CONTAINER.
8275 (print_pdr): Do not print PDR_DATA_CONTAINER.
8276 * graphite-poly.h (struct poly_dr): Remove data_container field.
8277 (PDR_DATA_CONTAINER): Removed.
8278 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
8280 (build_poly_dr): Same.
8282 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8283 Sebastian Pop <sebastian.pop@amd.com>
8285 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
8286 copy of the dependence polyhedron. Free the temporary objects.
8287 (graphite_carried_dependence_level_k): Free unused objects before
8290 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8292 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
8293 Early return without analyzing the data dependences if no
8294 transform has been done. Call restore_scattering if the transform
8296 (graphite-interchange.c): Same.
8297 * graphite-poly.c (print_scattering_function): Test for
8299 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8300 (apply_poly_transforms): Do not gcc_assert that
8301 the transform is legal.
8302 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8303 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8304 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8305 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8306 * graphite-poly.h (struct poly_scattering): New.
8307 (struct poly_bb): Add original, transformed, and saved fields.
8308 Remove transformed_scattering, original_scattering,
8309 nb_local_variables and nb_scattering_transform fields.
8310 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8311 (poly_scattering_new): New.
8312 (poly_scattering_free): New.
8313 (poly_scattering_copy): New.
8314 (store_scattering_pbb): New.
8315 (store_scattering): New.
8316 (restore_scattering_pbb): New.
8317 (restore_scattering): New.
8318 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8319 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8321 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8323 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8326 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8328 * Makefile.in (graphite.o): Depends on PREDICT_H.
8329 * graphite.c: Include predict.h.
8330 (graphite_finalize): Call tree_estimate_probability.
8331 * predict.c (predict_loops): Do not call scev_initialize and
8333 (tree_estimate_probability_bb): New.
8334 (tree_estimate_probability): Do not initialize loops: move that
8335 code to the driver. Call tree_estimate_probability_bb.
8336 (tree_estimate_probability_driver): New.
8337 (pass_profile): Use tree_estimate_probability_driver.
8338 * predict.h (tree_estimate_probability): Declared.
8340 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8342 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8343 * graphite-dependences.c (graphite_legal_transform): Add time to
8344 TV_GRAPHITE_DATA_DEPS.
8345 (dependency_between_pbbs_p): Same.
8346 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8348 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8350 PR rtl-optimization/41033
8351 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8352 aliasing is disabled.
8354 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8356 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8357 si_mask_operand, and_load_operand, low_bitmask_operand,
8358 and_reg_operand, and_operand): New predicates.
8359 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8360 * config/mips/mips.c (and_operands_ok): New function.
8361 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8362 * config/mips/mips.md (move_type): Add ext_ins and logical.
8363 (type): Handle them.
8364 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8365 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8366 shift_shift. Remove commutative constraint modifier.
8367 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8369 (*clear_upper32_dext): Remove define_insn_and_split.
8370 (*clear_upper32): Turn this define_insn_and_split ...
8371 (splitter for ANDing register with 0xffff_ffff): .. into this.
8373 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8375 * combine.c (try_widen_shift_mode): Factor out code to check if an
8376 integer constant is a low-order bitmask from here ...
8377 * rtlanal.c (low_bitmask_len): ... to here.
8378 * rtl.h (low_bitmask_len): Declare.
8380 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8383 * config/alpha/alpha.md (addsi3): Remove expander.
8384 (addsi3): Rename from *addsi3_internal insn pattern.
8385 (subsi3): Remove expander.
8386 (subsi3): Rename from *subsi3_internal insn pattern.
8388 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8390 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8393 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8394 Eric Botcazou <botcazou@adacore.com>
8395 Douglas B Rupp <rupp@gnat.com>
8397 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8398 that records that fit in 64 bits are returned by immediate value,
8399 as required by OpenVMS Calling Standard.
8400 (function_value): Adjust for above modification.
8401 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8402 virtual_incoming_args_rtx as base object, not next_arg.
8403 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8405 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8407 * reload.c (find_reloads_subreg_address): Check the original
8408 req_equiv_mem address to detect the case where an address is
8409 not valid in the outer mode.
8411 2009-08-11 Richard Guenther <rguenther@suse.de>
8414 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8416 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8418 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8419 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8421 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8422 Douglas B Rupp <rupp@gnat.com>
8424 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8425 PT_STACK when frame_pointer_needed on OpenVMS.
8426 (alpha_pv_save_size, alpha_using_fp): Remove.
8427 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8428 with proper processing for PT_NULL.
8429 (alpha_vms_initial_elimination_offset): New function. Support for
8430 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8431 (alpha_sa_size): Force procedure type to PT_STACK when
8432 frame_pointer_needed on OpenVMS.
8433 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8434 (alpha_using_fp): Likewise.
8435 (alpha_vms_can_eliminate): Add prototype.
8436 (alpha_vms_initial_elimination_offset): Likewise.
8437 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8438 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8440 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8441 Douglas B Rupp <rupp@gnat.com>
8443 * config/alpha/alpha.c (common_object_handler): New function.
8444 (vms_attribute_table): Declare a single attribute "common_object".
8445 (vms_output_aligned_decl_common): New global function.
8446 (SECTION_VMS_OVERLAY): Delete.
8447 (SECTION_VMS_GLOBAL): Likewise.
8448 (SECTION_VMS_INITIALIZE): Likewise.
8449 (vms_asm_named_section): Remove support for above flags.
8450 (vms_section_type_flags): Delete.
8451 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8452 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8453 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8454 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8456 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8459 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8460 (sub_ddmmss): Likewise.
8462 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8465 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8468 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8471 * reload1.c (reload_as_needed): Use cancel_changes to completely
8472 undo a failed replacement attempt.
8474 2009-08-10 Richard Guenther <rguenther@suse.de>
8477 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8478 (useless_type_conversion_p): ... here. Require pointer targets
8481 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8484 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8485 loose the original type of the statement list.
8487 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8489 * config/alpha/alpha.c: Include libfuncs.h
8490 (avms_asm_output_extern): New function.
8491 (alpha_init_libfuncs): Init some decc libfuncs.
8492 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8493 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8494 (DO_CRTL_NAMES): Define.
8496 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
8497 (LONG_TYPE_SIZE): Define.
8498 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8499 (SUBTARGET_SWITCHES): Define malloc64 switch.
8500 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8501 (MASK_RETURN_ADDR): Define.
8502 doc/invoke.texi (mmalloc64): Document switch.
8504 2009-08-09 Olivier Hainque <hainque@adacore.com>
8505 Douglas B Rupp <rupp@gnat.com>
8507 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8508 uses_condition_handler.
8509 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8510 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8511 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8512 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8513 (code_for_builtin): New insn codes for the new alpha_builtins.
8514 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8515 (alpha_sa_size): Account for uses_condition_handler.
8516 (alpha_expand_prologue): Likewise.
8517 (alpha_start_function): Likewise.
8518 (alpha_expand_epilogue): Likewise.
8519 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8520 establish/revert expanders.
8521 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8522 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8523 New expander, resorting to the alpha.c associated function.
8524 (builtin_revert_vms_condition_handler): Likewise.
8525 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8526 __gcc_shell_handler, the static VMS condition handler used as
8527 an indirection wrapper to the current dynamically established
8529 * config/alpha/vms-unwind.h: Complete rewrite.
8530 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8531 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8533 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8534 Douglas B Rupp <rupp@gnat.com>
8536 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8537 (alpha_need_linkage): Handle aliases. Return function symbol.
8538 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8539 Use ultimate alias target for the linkage name.
8540 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8541 by alpha_need_linkage for the function symbol.
8542 (setmemdi): Likewise.
8544 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8546 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8547 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8548 (ASM_WEAKEN_LABEL): Define.
8549 (CRT_CALL_STATIC_FUNCTION): Define.
8550 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8551 (ENDFILE_SPEC): Define.
8552 (INIT_SECTION_ASM_OP): Define.
8553 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8554 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8556 (MULTILIB_OSDIRNAMES): Define.
8557 (shlib_version): Define.
8558 (SHLIB_EXT): Define.
8559 (SHLIB_OBJS): Define.
8560 (SHLIB_NAME): Define.
8561 (SHLIB_MULTILIB): Define.
8562 (SHLIB_INSTALL): Define.
8563 (SHLIB_SYMVEC): Define.
8564 (SHLIB_SYMVECX2): Define.
8565 (SHLIB_LINK): Define.
8567 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8569 * config/alpha/alpha.c (alpha_initialize_trampoline):
8570 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8571 (alpha_start_function): Emit transfer address on nested functions
8572 for VMS trampoline call.
8573 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8574 since no longer used.
8575 * config/alpha/vms-tramp.asm: Remove.
8576 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8577 since now only data initialized at runtime.
8579 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8581 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8582 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8583 (MD_EXEC_PREFIX): Remove, no longer used.
8584 (MD_STARTFILE_PREFIX): Likewise.
8585 (INCLUDE_DEFAULTS): Likewise.
8586 * config/alpha/t-vms:
8587 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8589 2009-08-09 Richard Guenther <rguenther@suse.de>
8591 PR tree-optimization/41016
8592 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8593 (operand_precision): Remove.
8594 (integral_operand_p): Likewise.
8595 (recognize_single_bit_test): Adjust.
8597 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8599 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8600 operation overflows. Likewise non-cast unary arithmetic.
8601 If one arm of a conditional expression is always taken,
8602 inhibit evaluation warnings for the other arm. Likewise inhibit
8603 evaluation warnings for the second && or || operand if the first
8604 operand is enough to determine the result.
8605 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8607 (build_binary_op): Prevent duplicate evaluation warnings.
8609 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8611 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8612 and destination have different modes, Use promote_mode to
8613 determine the signedness of the conversion. Assert that the
8614 promoted source mode matches the destination mode. Don't pass
8615 the destination and destination mode to expand_expr if the source
8616 mode is different. Simplify conversion logic.
8618 2009-08-09 Ira Rosen <irar@il.ibm.com>
8620 PR tree-optimization/41008
8621 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8622 from condition only in case it's a comparison. Adjust checks.
8624 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8626 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8627 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8628 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8629 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8630 (dump_cand): Handle them.
8631 (struct iv_cand): New members COST_STEP and AINC_USE.
8632 (stmt_after_increment): Likewise.
8633 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8634 callers changed. Use gimple_uid comparison instead of scanning.
8635 (add_candidate_1): When looking for identical candidates, take
8636 AINC_USE into account. Set it for new candidates.
8637 (force_expr_to_var_cost): Cast target_spill_cost to int.
8638 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8639 All callers changed. Check for availability of autoinc addressing
8640 modes, both in general for a given mode, and in the specific use case.
8641 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8643 (get_computation_cost): Likewise.
8644 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8645 add_autoinc_candidates): New static functions.
8646 (add_candidate): Call add_autoinc_candidates for candidates based on
8648 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8649 (determine_use_iv_cost_address): If we have an autoinc candidate at
8650 the matching use, verify autoinc is possible and subtract the cost
8651 of the candidate's step from the cost.
8652 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8653 member of the candidate.
8654 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8655 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8657 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8659 * config.build (ia64-hp-*vms*): New target.
8660 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8662 * config.gcc (ia64-hp-*vms*): New target.
8663 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8665 * config.host (ia64-hp-*vms*): New target.
8666 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8669 2009-08-08 Richard Guenther <rguenther@suse.de>
8671 PR tree-optimization/40991
8672 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8674 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8676 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8677 mode check. Do truncations in an integer mode.
8678 (force_to_mode): Handle subregs for all mode types. Only do
8679 arithmetic simplifications on integer modes.
8681 2009-08-07 Richard Guenther <rguenther@suse.de>
8683 PR tree-optimization/40999
8684 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8685 (maybe_fold_reference): Lookup constant initializers.
8686 (fold_gimple_assign): Likewise.
8688 2009-08-07 Richard Guenther <rguenther@suse.de>
8690 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8691 that require structural equality defer to the langhook.
8693 2009-08-07 Martin Jambor <mjambor@suse.cz>
8695 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8697 (struct ipa_pass_through_data): New type.
8698 (struct ipa_ancestor_jf_data): New type.
8699 (union jump_func_value): Removed field formal_id, added fields
8700 pass_through and ancestor.
8701 (struct ipa_param_call_note): Changed type of formal_id to int from
8703 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8704 operations jump functions and ancestor jump functions.
8705 (compute_complex_pass_through): New function.
8706 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8707 reflect changes in the jump function strucutre.
8708 (update_jump_functions_after_inlining): Ignore complex pass-through
8709 and ancestor jump functions.
8710 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8711 polynomial pass-through with operation jump functions.
8713 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8715 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8716 fde->dw_fde_begin as begin label instead of hot/cold label.
8717 Use LLSDAC label instead of LLSDA for second section lsda.
8718 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8719 label instead of LLSDA if it is true.
8720 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8722 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8723 SECTION argument. Use it as index into crtl->eh.call_site_record
8725 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8726 use it to determine how to print table entries instead of using
8727 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8728 label instead of normal begin label as base.
8729 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8730 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8731 ensure no EH range spans between sections and that landing pads
8732 are always in the corresponding section.
8733 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8734 for crtl->eh.call_site_record being an array rather than scalar.
8735 (output_one_function_exception_table): New function, copied
8736 from output_function_exception_table. Adjust
8737 dw2_size_of_call_site_table, dw2_output_call_site_table
8738 callers. For SECOND section use *C suffixed labels.
8739 (output_function_exception_table): Call
8740 output_one_function_exception_table and, when doing hot/cold
8741 partitioning, also another time for the second section.
8742 * opts.c: Include except.h.
8743 (decode_options): Allow -freorder-blocks-and-partition with
8744 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8745 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8746 * function.h (struct rtl_eh): Change call_site_record from
8747 scalar into array of 2 elements.
8749 2009-08-07 Martin Jambor <mjambor@suse.cz>
8751 * ipa-prop.c (count_formal_params_1): New function.
8752 (ipa_get_vector_of_formal_parms): New function.
8753 (get_vector_of_formal_parm_types): New function.
8754 (ipa_modify_formal_parameters): New function.
8755 (ipa_modify_call_arguments): New function.
8756 (index_in_adjustments_multiple_times_p): New function.
8757 (ipa_combine_adjustments): New function.
8758 (ipa_dump_param_adjustments): New function.
8759 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8760 (ipa_get_vector_of_formal_parms): Declare.
8761 (ipa_modify_formal_parameters): Declare.
8762 (ipa_modify_call_arguments): Declare.
8763 (ipa_combine_adjustments): Declare.
8764 (ipa_dump_param_adjustments): Declare.
8765 (build_ref_for_offset): Declare.
8766 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8767 * tree-sra.c: Include ipa-prop.c.
8768 (build_ref_for_offset): Make public.
8770 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8772 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8774 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8776 * gcc/doc/extend.texi (__builtin_extract_return_address)
8777 (__builtin_frob_return_address): Document.
8779 2009-08-06 Paul Brook <paul@codesourcery.com>
8781 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8782 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8783 implementation on ARMv6-M.
8785 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8787 * doc/extend.texi (pcs): Document new attribute for ARM.
8789 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8791 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8794 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8796 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8799 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8801 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8803 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8805 Merge ARM/hard_vfp_branch to trunk.
8807 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8809 * arm.c (libcall_eq): New function.
8810 (libcall_hash): New function.
8811 (add_libcall): New function.
8812 (arm_libcall_uses_aapcs_base): New function.
8813 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8814 libcalls using the base PCS.
8815 (arm_init_cumulative_args): Likewise.
8817 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8819 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8820 Use base ABI for conversion libfuncs between HFmode and SFmode.
8822 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8824 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8825 V4SImode as representatives of all 64-bit and 128-bit vector
8826 types. Allow vector types without vector modes.
8827 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8828 without vector modes like BLKmode.
8829 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8830 BLKmode. Avoid unsupported vector modes or TImode moves for
8832 (aapcs_vfp_allocate_return_reg): Likewise.
8833 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8834 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8836 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8838 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8839 (arm_get_pcs_model): Pass attribute arguments to
8840 arm_pcs_from_attribute.
8841 (arm_init_cumulative_args): Use base AAPCS for conversions from
8842 floating-point types to DImode.
8843 (arm_attribute_table): Add pcs attribute.
8844 (arm_handle_pcs_attribute): New.
8845 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8846 conversions from floating-point types to DImode, also declare them
8847 to use base AAPCS and declare functions they call to use base
8848 AAPCS and their RTABI names.
8850 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8852 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8853 -mfloat-abi=hard not being supported for VFP.
8855 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8857 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8858 SYMBOL_REF to hard_libcall_value.
8860 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8861 Richard Earnshaw <rearnsha@arm.com>
8863 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8864 has been put on the stack, all remaining co-processory arguments for
8865 that co-processor also go on the stack.
8867 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8869 * config/arm/arm.c (arm_return_in_memory): Handle returning
8870 vectors of suitable size in registers also for AAPCS case.
8872 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8874 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8876 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8878 ARM Hard-VFP calling convention
8879 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8880 * target.h (gcc_target): Add libcall_value to table of call hooks.
8881 * targhooks.h (default_libcall_value): Default implementation.
8882 * targhooks.c (default_libcall_value): Likewise.
8883 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8884 * optabs.c (expand_unop): Use it.
8885 * expr.h (hard_libcall_value): Pass the function RTX through.
8886 * calls.c (emit_library_call_value_1): Update call to
8888 * explow.c (hard_libcall_value): Use new target hook.
8889 * testsuite/lib/target-supports.exp
8890 (check_effective_target_arm_hard_vfp_ok): New hook.
8891 (check_effective_target_arm_neon_ok): Improve test for neon
8893 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8894 * config/arm/arm.c: Include cgraph.h
8895 (TARGET_FUNCTION_VALUE): Override default hook.
8896 (arm_pcs_default): New variable.
8897 (arm_override_options): Don't fault hard calling convention with VFP.
8898 Add support for AAPCS variants.
8899 (arm_function_value): Make static. Handle AAPCS variants.
8900 (arm_libcall_value): New function.
8901 (arm_apply_result_size): Handle VFP registers in results.
8902 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8904 (pcs_attribute_args): New variable.
8905 (arm_pcs_from_attribute): New function.
8906 (arm_get_pcs_model): New function.
8907 (aapcs_vfp_cum_init): New function.
8908 (aapcs_vfp_sub_candidate): New function.
8909 (aapcs_vfp_is_return_candidate): New function.
8910 (aapcs_vfp_is_call_candidate): New function.
8911 (aapcs_vfp_allocate): New function.
8912 (aapcs_vfp_allocate_return_reg): New function.
8913 (aapcs_vfp_advance): New function.
8914 (aapcs_cp_arg_layout): New variable.
8915 (aapcs_select_call_coproc): New function.
8916 (aapcs_select_return_coproc): New function.
8917 (aapcs_allocate_return_reg): New function.
8918 (aapcs_libcall_value): New function.
8919 (aapcs_layout_arg): New function.
8920 (arm_init_cumulative_args): Initialize AAPCS args data.
8921 (arm_function_arg): Handle AAPCS variants using new interface.
8922 (arm_arg_parital_bytes): Likewise.
8923 (arm_function_arg_advance): New function.
8924 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8925 calling conventions.
8926 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8927 * arm.h (NUM_VFP_ARG_REGS): Define.
8928 (LIBCALL_VALUE): Update.
8929 (FUNCTION_VALUE): Delete.
8930 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8931 (arm_pcs): New enum.
8932 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8933 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8934 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8935 * arm-protos.h (arm_function_arg_advance): Add.
8936 (aapcs_libcall_value): Add.
8937 (arm_function_value): Delete.
8939 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8940 H.J. Lu <hongjiu.lu@intel.com>
8943 * config/i386/i386.c (standard_sse_mode_p): Remove.
8944 (standard_sse_constant_p): Return 2 for integer mode
8945 vector_all_ones_operand when SSE2 is enabled.
8946 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8947 (ix86_expand_vector_move): Do not check for negative values from
8948 standard_sse_constant_p.
8950 2009-08-06 Richard Guenther <rguenther@suse.de>
8952 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8953 array type comparisons frontend independent.
8954 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8955 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8956 out array reference lower bound and element size operands.
8957 (ao_ref_init_from_vn_reference): Properly compute the offset
8958 for ARRAY_RANGE_REF.
8959 (vn_reference_fold_indirect): Fill out array reference lower
8960 bound and element size operands.
8961 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8962 a non gimple valued reference operand which can happen for
8963 array reference lower bound or element size.
8964 (create_component_ref_by_pieces_1): Properly generate the
8965 element size operand for array references.
8967 2009-08-06 Richard Guenther <rguenther@suse.de>
8969 PR tree-optimization/40964
8970 * tree.c (iterative_hash_host_wide_int): Export.
8971 * tree.h (iterative_hash_host_wide_int): Declare.
8972 * tree-ssa-structalias.c (heapvar_map): New struct.
8973 (heapvar_map_eq): New function.
8974 (heapvar_map_hash): Likewise.
8975 (heapvar_lookup): Adjust.
8976 (heapvar_insert): Likewise.
8977 (make_constraint_from_heapvar): Allow multiple heap variables
8978 per decl at different offsets.
8979 (init_alias_heapvars): Adjust.
8981 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8983 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8984 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8985 trailing sync if TARGET_SYNC_AFTER_SC.
8987 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8989 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8990 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8991 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8992 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8993 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8994 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8995 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8996 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8997 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8998 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8999 the prototype declaration match the definition.
9000 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
9001 instructions explicitly. Add barrier_before and operands
9003 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
9004 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
9005 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
9006 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
9007 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
9008 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
9010 2009-08-05 Andrew Pinski <pinskia@gmail.com>
9012 * tree-ssa-alias.c: Fix intervals to use [) syntax.
9014 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
9015 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
9018 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
9021 2009-08-05 Jakub Jelinek <jakub@redhat.com>
9023 PR rtl-optimization/40924
9024 * dse.c (canon_address): Before calling cselib_expand_value_rtx
9025 make sure canon_rtx (mem_address) isn't simpler than
9026 canon_rtx (expanded_mem_address).
9028 2009-08-05 Li Feng <nemokingdom@gmail.com>
9030 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
9032 (build_scop_drs): Build alias set for each SCoP.
9034 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
9036 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
9037 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
9038 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
9039 (MIPS_ARCH_FLOAT_SPEC): Likewise.
9040 (BASE_DRIVER_SELF_SPECS): Likewise.
9042 2009-08-04 Andrew Pinski <pinskia@gmail.com>
9044 * tree-ssa-alias.c: Fix some comment typos.
9046 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
9048 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
9049 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
9051 2009-08-03 Janis Johnson <janis187@us.ibm.com>
9054 * simplify-rtx.c (simplify_binary_operation_1): Disable
9055 simplifications for decimal float operations.
9057 2009-08-03 Jakub Jelinek <jakub@redhat.com>
9060 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
9061 operand of INDIRECT_REF.
9063 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
9065 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
9066 constants referencing TLS symbols.
9068 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
9070 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
9071 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
9073 2009-08-03 Richard Guenther <rguenther@suse.de>
9075 * tree.c (make_vector_type): Build a main variant first,
9076 get the canonical one and then build the variant.
9077 * tree-ssa.c (useless_type_conversion_p_1): Handle
9079 (useless_type_conversion_p): Conversions to pointers to
9080 incomplete record types are useless.
9082 2009-08-03 Richard Guenther <rguenther@suse.de>
9084 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
9085 file will be created.
9086 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
9087 * toplev.c (compile_file): Adjust comment.
9089 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
9091 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
9092 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
9093 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9094 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9095 (sh_promote_function_mode): Fix typo.
9097 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
9099 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
9101 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9103 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
9104 declaration arguments.
9106 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
9108 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
9109 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
9110 (ix86_split_ashl): Ditto.
9111 (ix86_expand_vector_init_one_nonzero): Ditto.
9112 (ix86_expand_vector_set): Ditto.
9113 (ix86_expand_reduc_v4sf): Ditto.
9115 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
9117 * explow.c (promote_function_mode): Remove assert.
9118 * config/sh/sh.c (sh_promote_function_mode): Declare.
9120 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9122 * config/pa/pa.c (pa_promote_function_mode): Declare.
9123 Change to static. Fix promote_mode call.
9125 * gthr-dce.h (CONST_CAST2): Define if not defined.
9126 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
9128 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
9130 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
9132 * expr.c (store_constructor): Use promote_decl_mode. Remove
9133 now write-only variable unsignedp.
9134 (expand_expr_real_1): Use promote_decl_mode.
9135 * expr.h (promote_function_mode, promote_decl_mode): New.
9136 (promote_mode): Remove last argument.
9137 * function.c (assign_temp): Drop last argument of promote_mode.
9138 (assign_parm_find_data_types): Use promote_function_mode.
9139 (assign_parm_setup_reg): Likewise.
9140 (expand_function_end): Use promote_function_mode.
9141 * calls.c (initialize_argument_information): Use promote_function_mode.
9142 (precompute_arguments): Use promote_mode instead of checking if
9143 only PROMOTE_FUNCTION_MODE is defined.
9144 (expand_call): When making sibcall decisions, use promote_function_mode.
9145 Below, remove an if for targetm.calls.promote_function_return and
9146 and use promote_function_mode.
9147 (emit_library_call_value_1): Use promote_function_mode, fix bug
9148 where promote_mode was passed FOR_CALL == 0 for a return value in an
9150 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9151 * explow.c (promote_function_mode, promote_decl_mode): New.
9152 (promote_mode): Keep only the FOR_CALL == 0 case.
9153 * combine.c (setup_incoming_promotion): Remove test of
9154 promote_function_args. Use promote_function_mode.
9155 * stmt.c (expand_value_return): Use promote_decl_mode.
9156 (expand_decl): Use promote_decl_mode.
9158 * expr.c (store_constructor): Use promote_decl_mode. Remove
9159 now write-only variable unsignedp.
9160 (expand_expr_real_1): Use promote_decl_mode.
9161 * expr.h (promote_function_mode, promote_decl_mode): New.
9162 (promote_mode): Remove last argument.
9163 * function.c (assign_temp): Drop last argument of promote_mode.
9164 (assign_parm_find_data_types): Use promote_function_mode.
9165 (assign_parm_setup_reg): Likewise.
9166 (expand_function_end): Use promote_function_mode.
9167 * calls.c (initialize_argument_information): Use promote_function_mode.
9168 (precompute_arguments): Use promote_mode instead of checking if
9169 only PROMOTE_FUNCTION_MODE is defined.
9170 (expand_call): When making sibcall decisions, use promote_function_mode.
9171 Below, remove an if for targetm.calls.promote_function_return and
9172 and use promote_function_mode.
9173 (emit_library_call_value_1): Use promote_function_mode, fix bug
9174 where promote_mode was passed FOR_CALL == 0 for a return value in an
9176 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9177 * explow.c (promote_function_mode, promote_decl_mode): New.
9178 (promote_mode): Keep only the FOR_CALL == 0 case.
9179 * combine.c (setup_incoming_promotion): Remove test of
9180 promote_function_args. Use promote_function_mode.
9181 * stmt.c (expand_value_return): Use promote_decl_mode.
9182 (expand_decl): Use promote_decl_mode.
9184 * explow.c (promote_function_mode): Just call the target hook.
9185 * targhooks.c (default_promote_function_mode,
9186 default_promote_function_mode_always_promote): New.
9187 * targhooks.h (default_promote_function_mode,
9188 default_promote_function_mode_always_promote): Declare.
9189 * target.h (promote_function_args, promote_function_return): Remove.
9190 (promote_function_mode): New.
9191 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9192 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9193 (TARGET_PROMOTE_FUNCTION_MODE): New.
9194 (TARGET_CALLS): Adjust.
9195 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
9196 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
9198 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
9199 * config/s390/s390.c (s390_promote_function_mode): ... here,
9200 with pointer handling.
9201 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9202 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9204 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
9205 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
9206 with pointer handling.
9207 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9208 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9210 * config/sh/sh-protos.h (sh_promote_function_mode): New.
9211 * config/sh/sh.c (sh_promote_function_mode): New.
9212 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9213 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9215 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
9216 * config/cris/cris.c (cris_promote_function_mode): ... here.
9217 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9218 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9220 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
9221 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
9222 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9223 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9225 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
9226 * config/arm/arm.c (arm_promote_function_mode): ... here, without
9227 complex type handling.
9228 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9229 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9231 * config/pa/pa.c (pa_promote_function_mode): New.
9232 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9233 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9235 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
9236 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9237 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
9238 * config/xtensa/xtensa.c: Likewise.
9239 * config/stormy16/stormy16.c: Likewise.
9240 * config/iq2000/iq2000.c: Likewise.
9241 * config/rs6000/rs6000.c: Likewise.
9242 * config/picochip/picochip.c: Likewise.
9243 * config/arc/arc.c: Likewise.
9244 * config/mcore/mcore.c: Likewise.
9245 * config/score/score.c: Likewise.
9246 * config/mips/mips.c: Likewise.
9247 * config/bfin/bfin.c: Likewise.
9248 * config/ia64/ia64.c: Likewise (disabled though).
9250 * config/frv/frv.h: Remove pointless remark.
9252 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
9253 TARGET_PROMOTE_FUNCTION_ARGS,
9254 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
9255 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
9257 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
9259 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
9260 -floop-parallelize-all.
9261 * toplev.c (process_options): Rename flag_graphite_force_parallel to
9262 flag_loop_parallelize_all.
9263 * tree-ssa-loop.c (gate_graphite_transforms): Same.
9264 * graphite.c (graphite_transform_loops): Same.
9266 * graphite-poly.c (apply_poly_transforms): Same.
9268 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
9270 PR tree-optimization/40914
9271 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
9272 if set, then check the delta field of the PMF record.
9273 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
9274 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
9275 call is stored in the delta.
9277 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
9279 * config/mips/mips.md (*clear_upper32_dext): New pattern.
9281 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
9283 * config/i386/bsd.h (ASM_BYTE): New define.
9284 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
9285 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
9286 .byte. Use fputs or putc instead of fprintf where appropriate.
9287 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
9288 fputs or putc instead of fprintf where appropriate.
9289 * config/i386/i386elf.h: Ditto.
9290 * config/i386/sysv4.h: Ditto.
9292 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
9293 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
9294 (*tls_global_dynamic_64): Ditto.
9296 2009-07-31 Christian Bruel <christian.bruel@st.com>
9298 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9300 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9302 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9303 Remove dead code for MINUS.
9305 2009-07-31 Anthony Green <green@moxielogic.com>
9307 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9309 (moxie_expand_epilogue): Ditto for epilogue.
9310 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9312 (moxie_function_arg): Ditto.
9313 (moxie_pass_by_reference): Ditto.
9314 (moxie_arg_partial_bytes): Ditto.
9315 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9316 (FUNCTION_ARG_ADVANCE) Ditto.
9317 (REG_PARM_STACK_SPACE) Ditto.
9318 (FUNCTION_ARG_REGNO_P) Dito.
9320 * config.gcc: Add moxie linux config support.
9321 * gcc/config/moxie/uclinux.h: New file.
9323 2009-07-31 DJ Delorie <dj@redhat.com>
9325 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9326 (UNSPECV_SP_SWITCH_E): New.
9327 (sp_switch_1): Change to an unspec.
9328 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9330 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9331 reference the new stack's address
9333 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9335 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9336 graphite-clast-to-gimple.o, graphite-dependences.o,
9337 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9338 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9339 (graphite-blocking.o,
9340 graphite-clast-to-gimple.o, graphite-dependences.o,
9341 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9342 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9343 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9344 * cfgloop.h (struct loop): Add can_be_parallel field.
9345 * common.opt (fgraphite-identity): Moved up.
9346 (fgraphite-force-parallel): New flag.
9347 * graphite.c: Rewrite.
9348 * graphite.h: Rewrite.
9349 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9351 * toplev.c (graphite_out_file): New file descriptor.
9352 (graphite_in_file): New.
9353 (process_options): flag_graphite_force_parallel cannot be used without
9355 * tree-ssa-loop.c: Include toplev.h.
9356 (gate_graphite_transforms): Enable flag_graphite for
9357 flag_graphite_force_parallel.
9359 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9361 * ChangeLog.graphite: New.
9362 * graphite-blocking.c: New.
9363 * graphite-clast-to-gimple.c: New.
9364 * graphite-clast-to-gimple.h: New.
9365 * graphite-dependences.c: New.
9366 * graphite-dependences.h: New.
9367 * graphite-interchange.c: New.
9368 * graphite-poly.c: New.
9369 * graphite-poly.h: New.
9370 * graphite-ppl.c: New.
9371 * graphite-ppl.h: New.
9372 * graphite-scop-detection.c: New.
9373 * graphite-scop-detection.h: New.
9374 * graphite-sese-to-poly.c: New.
9375 * graphite-sese-to-poly.h: New.
9379 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9381 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9382 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9384 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9386 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9387 (scev_is_linear_expression): Return false if the evolution is not
9388 affine multivariate.
9390 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9392 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9393 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9395 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9397 * tree-data-ref.c (debug_data_references): New.
9398 (debug_data_reference): New.
9399 * tree-data-ref.h (debug_data_references): Declared.
9400 (debug_data_reference): Declared.
9402 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9404 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9405 * tree-data-ref.h (scop_p): Removed.
9406 (struct data_reference): Remove field scop.
9408 (stmt_simple_memref_p): Removed.
9410 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9412 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9413 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9416 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9418 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9420 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9422 * doc/invoke.texi (-fgraphite-identity): Documented.
9424 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9426 * tree-scalar-evolution.c: Fix comment.
9427 (instantiate_scev_1): Return unknow from scev instantiation if the
9428 result is not above instantiate_below.
9430 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9432 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9433 static anymore. Instantiate the symbols that may have been introduced
9435 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9438 2009-07-30 DJ Delorie <dj@redhat.com>
9440 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9441 .vliw directive to VLIW sections.
9443 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9445 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9447 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9448 (AUTOHEADER): New variable.
9449 ($(srcdir)/cstamp-h.in): Use it.
9451 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9452 Pat Haugen <pthaugen@us.ibm.com>
9453 Revital Eres <ERES@il.ibm.com>
9455 * config/rs6000/vector.md (VEC_F): Add VSX support.
9459 (vector_load_<mode>): Ditto.
9460 (vector_store_<mode>): Ditto.
9461 (vector GPR move split): Ditto.
9462 (vec_reload_and_plus_<mptrsize>): Ditto.
9463 (vec_reload_and_reg_<mptrsize>): Ditto.
9464 (add<mode>3): Ditto.
9465 (sub<mode>3): Ditto.
9466 (mul<mode>3): Ditto.
9467 (neg<mode>2): Ditto.
9468 (abs<mode>2): Ditto.
9469 (smin<mode>3): Ditto.
9470 (smax<mode>3): Ditto.
9471 (vector_eq<mode>): Ditto.
9472 (vector_gt<mode>): Ditto.
9473 (vector_ge<mode>): Ditto.
9474 (vector_gtu<mode>): Ditto.
9475 (vector_select_<mode>_uns): Ditto.
9476 (vector_eq_<mode>_p): Ditto.
9477 (vector_gt_<mode>_p): Ditto.
9478 (vector_ge_<mode>_p): Ditto.
9479 (vector_gtu_<mode>_p): Ditto.
9480 (cr6_test_for_zero): Ditto.
9481 (cr6_test_for_zero_reverse): Ditto.
9482 (cr6_test_for_lt): Ditto.
9483 (cr6_test_for_lt_reverse): Ditto.
9484 (xor<mode>3): Ditto.
9485 (ior<mode>3): Ditto.
9486 (and<mode>3): Ditto.
9487 (one_cmpl<mode>2): Ditto.
9488 (nor<mode>2): Ditto.
9489 (andc<mode>2): Ditto.
9490 (float<VEC_int<mode>2): Ditto.
9491 (unsigned_float<VEC_int><mode>2): Ditto.
9492 (fix_trunc<mode><VEC_int>2): Ditto.
9493 (fixuns_trunc<mode><VEC_int>2): Ditto.
9495 (vec_set<mode>): Ditto.
9496 (vec_extract<mode>): Ditto.
9497 (vec_interleave_highv4sf): Ditto.
9498 (vec_interleave_lowv4sf): Ditto.
9499 (vec_realign_load_<mode>): Ditto.
9500 (vec_shl_<mode>): Ditto.
9501 (vec_shr_<mode>): Ditto.
9502 (div<mode>3): New patterns for VSX.
9503 (vec_interleave_highv2df): Ditto.
9504 (vec_interleave_lowv2df): Ditto.
9505 (vec_pack_trunc_v2df): Ditto.
9506 (vec_pack_sfix_trunc_v2df): Ditto.
9507 (vec_pack_ufix_trunc_v2df): Ditto.
9508 (vec_unpacks_hi_v4sf): Ditto.
9509 (vec_unpacks_lo_v4sf): Ditto.
9510 (vec_unpacks_float_hi_v4si): Ditto.
9511 (vec_unpacks_float_lo_v4si): Ditto.
9512 (vec_unpacku_float_hi_v4si): Ditto.
9513 (vec_unpacku_float_lo_v4si): Ditto.
9514 (movmisalign<mode>): Ditto.
9515 (vector_ceil<mode>2): New patterns for vectorizing math library.
9516 (vector_floor<mode>2): Ditto.
9517 (vector_btrunc<mode>2): Ditto.
9518 (vector_copysign<mode>3): Ditto.
9520 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9521 predicate for setting the high bit in each word, used for copysign.
9523 * config/rs6000/ppc-asm.h (f19): Whitespace.
9524 (f32-f63): Define if VSX.
9525 (v0-v31): Define if Altivec.
9526 (vs0-vs63): Define if VSX.
9528 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9530 * config/rs6000/power7.md: New file, provide tuning parameters for
9533 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9534 (rs6000_cpu_cpp_builtins): Ditto.
9535 (altivec_overloaded_builtins): Ditto.
9536 (altivec_resolve_overloaded_builtin): Ditto.
9538 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9539 debug switch to disable vectorizing simple math builtin
9542 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9543 Vectorize simple math builtin functions.
9544 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9545 hook to vectorize math builtins.
9546 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9547 (rs6000_builtin_conversion): Add VSX/power7 support.
9548 (rs6000_builtin_vec_perm): Ditto.
9549 (vsplits_constant): Add support for loading up a vector constant
9550 with just the high bit set in each part.
9551 (rs6000_expand_vector_init): Add VSX/power7 support.
9552 (rs6000_expand_vector_set): Ditto.
9553 (rs6000_expand_vector_extract): Ditto.
9554 (rs6000_emit_move): Ditto.
9555 (bdesc_3arg): Ditto.
9556 (bdesc_2arg): Ditto.
9557 (bdesc_1arg): Ditto.
9558 (rs6000_expand_ternop_builtin): Ditto.
9559 (altivec_expand_builtin): Ditto.
9560 (rs6000_expand_unop_builtin): Ditto.
9561 (rs6000_init_builtins): Ditto.
9562 (altivec_init_builtins): Ditto.
9563 (builtin_function_type): Ditto.
9564 (rs6000_common_init_builtins): Ditto.
9565 (rs6000_handle_altivec_attribute); Ditto.
9566 (rs6000_mangle_type): Ditto.
9567 (rs6000_vector_mode_supported_p): Ditto.
9568 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9571 * config/rs6000/vsx.md: New file for VSX support.
9573 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9574 identifing values with just the most significant bit set.
9575 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9576 vectorized builtins.
9578 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9579 (UNSPEC_VRFIM): Delete.
9580 (splitter for loading up vector with most significant bit): New
9581 splitter for vectorizing copysign.
9582 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9583 vectorizing simple math functions.
9584 (altivec_vrfip): Add support for vectorizing simple math functions.
9585 (altivec_vrfim): Ditto.
9586 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9588 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9589 (power7.md, vsx.md): Include for power7 support.
9590 (copysigndf3): Use VSX instructions if -mvsx.
9591 (negdf2_fpr): Ditto.
9592 (absdf2_fpr): Ditto.
9593 (nabsdf2_fpr): Ditto.
9594 (adddf3_fpr): Ditto.
9595 (subdf3_fpr): Ditto.
9596 (muldf3_fpr): Ditto.
9597 (divdf3_fpr): Ditto.
9598 (fix_truncdfdi2_fpr): Ditto.
9599 (cmpdf_internal1): Ditto.
9600 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9601 (btruncdf2, btruncdf2_fpr): Ditto.
9602 (ceildf2, ceildf2_fpr): Ditto.
9603 (floordf2, floordf2_fpr): Ditto.
9604 (floatdidf2, floatdidf2_fpr): Ditto.
9605 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9606 (fmsubdf4_fpr): Ditto.
9607 (fnmadddf4_fpr_1): Ditto.
9608 (fnmadddf4_fpr_2): Ditto.
9609 (fnmsubdf4_fpr_1): Ditto.
9610 (fnmsubdf4_fpr_2): Ditto.
9611 (fixuns_truncdfdi2): Add expander for VSX support.
9612 (fix_truncdfdi2): Ditto.
9613 (fix_truncdfsi2): Ditto.
9615 (btruncsf2): Whitespace.
9616 (movdf_hardfloat32): Add support for VSX registers.
9617 (movdf_softfloat32): Ditto.
9618 (movdf_hardfloat64): Ditto.
9619 (movdf_hardfloat64_mfpgpr): Ditto.
9620 (movdf_softfloat64): Ditto.
9621 (movti splitters): Add check for vector registers supporting
9622 TImode in the future.
9623 (bpermd): Add power7 bpermd instruction.
9625 * config/rs6000/altivec.h (vec_div): Define if VSX.
9629 (vec_nearbyint): Ditto.
9632 (all predicates): Use the generic builtin function, and not the V4SF
9633 specific function so that the predicates will work with VSX's V2DF.
9637 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9638 Document new VSX functions and types.
9640 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9643 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9644 "wa", and "j" constraints. Modify "v" to talk about Altivec
9645 instead of just vector.
9647 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9650 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9651 location for phi arguments.
9652 (rewrite_update_phi_arguments): Find locations for reaching defs.
9653 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9654 Add location to add_phi_arg calls.
9655 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9656 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9657 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9658 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9659 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9660 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9661 * tree-phinodes.c (make_phi_node): Initialize location.
9662 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9663 (add_phi_arg): Add location parameter.
9664 (remove_phi_arg_num): Move location when moving phi argument.
9665 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9667 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9668 slpeel_update_phi_nodes_for_guard1,
9669 slpeel_update_phi_nodes_for_guard2,
9670 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9671 vect_loop_versioning): Set locations.
9672 * tree-parloops.c (create_phi_for_local_result,
9673 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9674 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9675 * tree-vect-loop.c (get_initial_def_for_induction,
9676 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9678 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9679 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9680 (gimple_phi_arg_set_location): New. Set locus.
9681 (gimple_phi_arg_has_location): New. Check for locus.
9682 (redirect_edge_var_map_location): New. Return locus from var_map.
9683 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9684 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9685 combining PHI arguments.
9686 (cond_store_replacement): Set location.
9687 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9688 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9689 scop_add_exit_phis_edge): Add locations.
9690 * tree-cfgcleanup.c (remove_forwarder_block,
9691 remove_forwarder_block_with_phi): Add locations.
9692 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9693 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9695 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9696 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9697 flush_pending_stmts): Add source location.
9698 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9699 stack to preserve locations.
9700 * tree-vect-stmts.c (vectorizable_load): Add location.
9701 * tree-inline.c (copy_phis_for_bb): Copy locus.
9702 (setup_one_parameter): Add call locus to inlined parameter stmts.
9703 (initialize_inlined_parameters): Pass in call location as parameter
9705 (tree_function_versioning): Pass location to setup_one_parameter.
9706 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9707 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9708 copy and edge lists.
9709 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9710 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9711 locus parameter and override the stmt default if provided.
9712 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9713 elim_graph_add_edge, elim_graph_remove_succ_edge,
9714 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9715 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9716 eliminate_phi): Add locus info in elimination graph for each edge and
9718 (insert_backedge_copies): Copy locus if present.
9719 * tree-flow.h (struct _edge_var_map): Add locus field.
9720 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9721 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9722 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9724 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9726 2009-07-30 Martin Jambor <mjambor@suse.cz>
9728 PR tree-optimization/40570
9729 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9732 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9734 * ssa-loop-manip.c: Include langhooks.h.
9735 (rewrite_phi_with_iv): New.
9736 (rewrite_all_phi_nodes_with_iv): New.
9737 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9738 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9739 * tree-parloops.c (loop_parallel_p): Move out all conditions
9740 except dependency check.
9741 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9742 (gen_parallel_loop): Call canonicalize_loop_ivs without
9743 reduction_list argument.
9744 (build_new_reduction): New.
9745 (gather_scalar_reductions): New.
9746 (try_get_loop_niter): New.
9747 (try_create_reduction_list): New.
9748 (parallleize_loops): Change the parallel conditions check.
9749 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9750 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9752 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9754 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9756 * doc/options.texi (Option properties): Mention new quoting syntax.
9758 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9760 * config/alpha/alpha.c (alpha_start_function):
9761 Handle VMS_DEBUG_MAIN_POINTER
9762 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9763 * doc/invoke.texi: Document -mdebug-main switch.
9765 2009-07-29 Richard Henderson <rth@redhat.com>
9767 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9768 (cgraph_create_edge_including_clones): Likewise.
9769 * tree-inline.c (copy_bb): Operate on the correct edges
9770 when updating the callgraph.
9772 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9774 * config/alpha/vms-cc.c: Deleted.
9775 * config/alpha/vms-ld.c: Deleted.
9776 * config/alpha/t-vms64: Moved to config/vms
9777 * config/alpha/vms-crt0-64.c: Moved to config/vms
9778 * config/alpha/vms-crt0.c: Moved to config/vms
9779 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9780 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9781 * config/alpha/xm-vms.h: Moved to config/vms
9782 * config/alpha/x-vms: Moved to config/vms
9783 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9785 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9786 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9788 * config/vms/t-vms64: Moved here from config/alpha
9789 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9790 (argc,argv,envp): Enforce 32bit malloc'ing.
9791 * config/vms/vms-psxcrt0-64.c: Likewise.
9792 * config/vms/vms-crt0.c: Moved here from config/alpha.
9793 * config/vms/vms-psxcrt0.c: Likewise.
9794 * config/vms/vms-crtl-64.h: New file.
9795 * config/vms/vms-crtl.h: New file.
9796 * config/vms/vms.opt: New file.
9797 * config/vms/xm-vms64.h: New file.
9798 * config/vms/xm-vms.h: Moved here from config/alpha.
9799 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9801 * config/vms/x-vms: Moved here from config/alpha.
9802 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9803 (vms-ld.o, vms-cc.o): Removed.
9804 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9806 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9808 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9809 correct stack (obvious VMS fix).
9811 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9813 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9814 date, version info if VMS_DEBUGGING_INFO defined.
9815 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9816 size, date calculating code moved here.
9818 2009-07-29 Paul Brook <paul@codesourcery.com>
9820 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9823 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9826 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9827 to DImode when generating insq_le insn.
9829 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9831 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9832 New macro set for VMS_DEBUGGGING_INFO.
9833 (AT_string_form): Use it.
9835 2009-07-28 DJ Delorie <dj@redhat.com>
9837 * config/mep/mep.c (vtext_section): New.
9838 (vftext_section): New.
9839 (ftext_section): New.
9840 (mep_select_section): Add support for functions.
9841 (mep_unique_section): Likewise.
9842 (mep_asm_init_sections): Likewise.
9843 (mep_encode_section_info): Remove it from here.
9845 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9847 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9849 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9850 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9852 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9854 * dwarf2out.c (output_file_names): Test new macro
9855 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9856 (add_comp_dir_attribute): Likewise.
9858 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9860 * config/i386/mingw-w64.h (LINK_SPEC): Add
9861 separating space between commands.
9863 2009-07-28 Jan Hubicka <jh@suse.cz>
9865 PR tree-optimization/40759
9866 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9869 2009-07-27 DJ Delorie <dj@redhat.com>
9871 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9872 types are dword-aligned.
9873 (mep_expand_va_start): Likewise.
9875 2009-07-27 Olivier Hainque <hainque@adacore.com>
9876 Douglas B Rupp <rupp@gnat.com>
9878 * convert.c (convert_to_pointer): Don't assume the target
9879 pointer type is POINTER_SIZE long. Fetch its precision instead.
9881 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9883 * system.h (fopen): Undefine if macro.
9885 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9887 * dwarf2out.c (output_cfi_p): Removed.
9888 (output_cfis): New function.
9889 (output_fde): New function, split from output_call_frame_info.
9890 (output_call_frame_info): Use it.
9891 (dwarf2out_switch_text_section): Use output_cfis.
9893 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9895 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9896 TARGET_BI_ARCH is specified without enabling SJLJ.
9897 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9898 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9900 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9902 * arm.md (negdi2): Use DImode if forcing a value into a register.
9904 2009-07-26 Ira Rosen <irar@il.ibm.com>
9906 PR tree-optimization/40801
9907 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9908 of vector operand from the previous copy of vector statement.
9909 Pass the correct definition type value to
9910 vect_get_vec_def_for_stmt_copy().
9912 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9914 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9915 const char ** conversion.
9917 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9919 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9920 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9921 (gcc_unreachable): Invoke __builtin_unreachable() if
9922 !ENABLE_ASSERT_CHECKING.
9924 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9926 PR rtl-optimization/40445
9927 * emit-rtl.c (next_nonnote_insn_bb): New function.
9928 * rtl.h (next_nonnote_insn_bb): Declare new function.
9929 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9930 with no successors that is the successor of the ENTRY_BLOCK.
9931 Continue from the top after removing an empty fallthrough block.
9932 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9933 of next_nonnote_insn.
9935 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9937 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9939 2009-07-25 Martin Jambor <mjambor@suse.cz>
9941 * c-common.c (c_common_attribute_table): New element for noclone.
9942 (handle_noclone_attribute): New function. Forward-declare.
9943 * tree-inline.c (tree_versionable_function_p): Check for noclone
9945 * doc/extend.texi (Labels as Values): Document need for noclone.
9946 (Function Attributes): Document noclone attribute.
9948 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9950 PR rtl-optimization/34999
9951 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9952 and dw_fde_switched_cold_to_hot fields.
9953 (output_cfi_p): New function.
9954 (output_call_frame_info): If fde->dw_fde_switched_sections,
9955 output 2 FDEs instead of one with corrupted header.
9956 (dwarf2out_do_cfi_startproc): New function.
9957 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9958 and fde->dw_fde_switched_cold_to_hot.
9959 (dwarf2out_switch_text_section): Compute
9960 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9961 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9962 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9963 Otherwise, compute fde->dw_fde_switch_cfi.
9965 2009-07-24 Cary Coutant <ccoutant@google.com>
9967 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9969 2009-07-24 Cary Coutant <ccoutant@google.com>
9971 * cfghooks.c (split_block): Copy discriminator to new block.
9972 * tree-cfg.c (assign_discriminator): Check location of last
9973 instruction in block as well as first.
9975 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9977 * config/i386/linux.c: Use fputs or putc instead of fprintf
9979 * config/i386/gas.h: Ditto.
9980 * config/i386/x86-64.h: Ditto.
9981 * config/i386/att.h: Ditto.
9983 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9985 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9988 2009-07-24 Martin Jambor <mjambor@suse.cz>
9990 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9991 (ipa_push_func_to_list_1): Declare.
9992 (ipa_push_func_to_list): New function.
9994 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9995 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9996 (ipa_push_func_to_list): Removed.
9997 (ipa_pop_func_from_list): Clear node_enqueued flag.
9999 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
10001 * config/s390/s390.c (override_options): Default
10002 max-unrolled-insns to 100 for z10 tuning.
10004 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
10006 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
10007 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
10008 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
10009 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
10010 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
10011 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
10012 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
10014 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
10016 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
10017 use default set in mingw32.h header.
10018 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
10019 64-bit /mingw/include path.
10020 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
10023 2009-07-23 Neil Vachharajani <nvachhar@google.com>
10025 PR rtl-optimization/40209
10026 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
10028 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10030 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
10031 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
10032 with the rest of string where appropriate. Use fputs or putc
10033 instead of fprintf where appropriate.
10035 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
10036 Pat Haugen <pthaugen@us.ibm.com>
10037 Revital Eres <ERES@il.ibm.com>
10039 * config/rs6000/vector.md: New file. Move most of the vector
10040 expander support here from altivec.md to allow for the VSX vector
10041 unit in the future. Add support for secondary_reload patterns.
10042 Rewrite the patterns for vector comparison, and vector comparison
10043 predicate instructions so that the RTL expresses the desired
10044 behavior, instead of using unspec.
10046 * config/rs6000/constraints.md ("f" constraint): Use
10047 rs6000_constraints to hold the precalculated register class.
10048 ("d" constraint): Ditto.
10049 ("wd" constraint): New constraint for VSX.
10050 ("wf" constraint): Ditto.
10051 ("ws" constraint): Ditto.
10052 ("wa" constraint): Ditto.
10053 ("wZ" constraint): Ditto.
10054 ("j" constraint): Ditto.
10056 * config/rs6000/predicates.md (vsx_register_operand): New
10058 (vfloat_operand): New predicate for vector.md.
10059 (vint_operand): Ditto.
10060 (vlogical_operand): Ditto.
10061 (easy_fp_constant): If VSX, 0.0 is an easy constant.
10062 (easy_vector_constant): Add VSX support.
10063 (altivec_indexed_or_indirect_operand): New predicate for
10064 recognizing Altivec style memory references with AND -16.
10066 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
10067 for vector secondary reload support.
10068 (rs6000_vector_reg_class): Delete, replacing it with
10069 rs6000_constraints.
10070 (rs6000_vsx_reg_class): Ditto.
10071 (rs6000_constraints): New array to hold the register classes of
10072 each of the register constraints that can vary at runtime.
10073 (builtin_mode_to_type): New static array for builtin function type
10075 (builtin_hash_table): New static hash table for builtin function
10077 (TARGET_SECONDARY_RELOAD): Define target hook.
10078 (TARGET_IRA_COVER_CLASSES): Ditto.
10079 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
10080 registers are 128 bits if VSX memory reference instructions are used.
10081 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
10082 unit is being used.
10083 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
10084 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
10085 Print several of the scheduling related parameters.
10086 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
10087 rs6000_constraints instead of rs6000_vector_reg_class. Move
10088 -mdebug=reg code to rs6000_debug_reg_global. Add support for
10089 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
10090 Altivec. Add VSX support. Setup for secondary reload support on
10091 Altivec/VSX registers.
10092 (rs6000_override_options): Make power7 set the scheduling groups
10093 like the power5. Add support for new debug switches to override
10094 the scheduling defaults. Temporarily disable -mcpu=power7 from
10095 setting -mvsx. Add support for debug switches -malways-hint,
10096 -msched-groups, and -malign-branch-targets.
10097 (rs6000_buitlin_conversion): Add support for returning unsigned
10098 vector conversion functions to fix regressions due to stricter
10100 (rs6000_builtin_mul_widen_even): Ditto.
10101 (rs6000_builtin_mul_widen_odd): Ditto.
10102 (rs6000_builtin_vec_perm): Ditto.
10103 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
10104 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
10105 to zero a register.
10106 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
10107 generated upstream.
10108 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
10109 VSX types for bit operations. Changes to accomidate vector.md.
10110 (bdesc_2arg): Ditto.
10111 (bdesc_1arg): Ditto.
10112 (struct builtin_description_predicates): Rewrite predicate
10113 handling so that RTL describes the operation, instead of passing
10114 the instruction to be used as a string argument.
10115 (bdesc_altivec_preds): Ditto.
10116 (altivec_expand_predicate_builtin): Ditto.
10117 (altivec_expand_builtin): Ditto.
10118 (rs6000_expand_ternop_builtin): Use a switch instead of an if
10119 statement for vsldoi support.
10120 (altivec_expand_ld_builtin): Change to use new names from vector.md.
10121 (altivec_expand_st_builtin): Ditto.
10122 (paired_expand_builtin): Whitespace changes.
10123 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
10124 builtin_mode_to_type table for secondary reload. Call
10125 builtin_function_type to build random builtin functions.
10126 (altivec_init_builtins): Change to use builtin_function_type to
10127 create builtin function types dynamically as we need them.
10128 (builtin_hash_function): New support for hashing the tree types
10129 for builtin function as we need it, rather than trying to build
10130 all of the trees that we need. Add initial preliminary VSX support.
10131 (builtin_function_type): Ditto.
10132 (builtin_function_eq): Ditto.
10133 (builtin_hash_struct): Ditto.
10134 (rs6000_init_builtins): Ditto.
10135 (rs6000_common_init_builtins): Ditto.
10136 (altivec_init_builtins): Ditto.
10137 (rs6000_common_init_builtins): Ditto.
10138 (enum reload_reg_type): New enum for simplifing reg classes.
10139 (rs6000_reload_register_type): Simplify register classes into GPR,
10140 Vector, and other registers. Altivec and VSX addresses in reload.
10141 (rs6000_secondary_reload_inner): Ditto.
10142 (rs6000_ira_cover_classes): New target hook, that returns the
10143 appropriate cover classes, based on -mvsx being used or not.
10144 (rs6000_secondary_reload_class): Add VSX support.
10145 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
10146 (get_vsel_insn): Ditto.
10147 (rs6000_emit_vector_compare): Rewrite vector conditional support
10148 so that where we can, we use RTL operators, instead of blindly use
10150 (rs6000_emit_vector_select): Ditto.
10151 (rs6000_emit_vector_cond_expr): Ditto.
10152 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
10153 (create_TOC_reference): Add -mdebug=addr support.
10154 (emit_frame_save): VSX loads/stores need register indexed addressing.
10156 * config/rs6000/rs6000.md: Include vector.md.
10158 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
10160 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10161 support for V2DI, V2DF in logical, permute, select operations.
10163 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
10164 switch for vsx/power7.
10165 (-mvsx-scalar-memory): Ditto.
10166 (-mvsx-align-128): Ditto.
10167 (-mallow-movmisalign): Ditto.
10168 (-mallow-df-permute): Ditto.
10169 (-msched-groups): Ditto.
10170 (-malways-hint): Ditto.
10171 (-malign-branch-targets): Ditto.
10173 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
10175 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
10176 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
10177 (rs6000_vector_reg_class): Delete.
10178 (rs6000_vsx_reg_class): Ditto.
10179 (enum rs6000_reg_class_enum): New enum for the constraints that
10180 vary based on target switches.
10181 (rs6000_constraints): New array to hold the register class for all
10182 of the register constraints that vary based on the switches used.
10183 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
10184 (enum rs6000_builtins): Add unsigned varients for the builtin
10185 declarations returned by target hooks for expanding multiplies,
10186 select, and permute operations. Add VSX builtins.
10187 (enum rs6000_builtin_type_index): Add entries for VSX.
10188 (V2DI_type_node): Ditto.
10189 (V2DF_type_node): Ditto.
10190 (unsigned_V2DI_type_node): Ditto.
10191 (bool_long_type_node): Ditto.
10192 (intDI_type_internal_node): Ditto.
10193 (uintDI_type_internal_node): Ditto.
10194 (double_type_internal_node): Ditto.
10196 * config/rs6000/altivec.md (whole file): Move all expanders to
10197 vector.md from altivec.md. Rename insn matching functions to be
10199 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
10200 (altivec_vcmp*): Ditto.
10201 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
10202 (VM): New iterator for moves that includes the VSX types.
10203 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
10204 (altivec_vperm_<mode>_uns): New, for unsigned types.
10205 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
10206 (altivec_eq<mode>): Ditto.
10207 (altivec_gt<mode>): Ditto.
10208 (altivec_gtu<mode>): Ditto.
10209 (altivec_eqv4sf): Ditto.
10210 (altivec_gev4sf): Ditto.
10211 (altivec_gtv4sf): Ditto.
10212 (altivec_vcmpbfp_p): Ditto.
10214 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
10216 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
10219 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10222 * config/i386/i386.c (output_387_ffreep): Rewrite to use
10223 ASM_SHORT instead of .word.
10224 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
10225 instead of .word in asm template.
10227 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
10230 * ira-lives.c (bb_has_abnormal_call_pred): New function.
10231 (process_bb_node_lives): Use it.
10233 * ira.c (setup_cover_and_important_classes): Don't setup
10234 ira_important_class_nums. Add cover classes to the end of
10236 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
10238 (find_reg_class_closure): Use reorder_important_classes.
10240 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
10242 * config/i386/i386.c (i386_ira_cover_classes): New function.
10243 (TARGET_IRA_COVER_CLASSES): Redefine.
10245 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
10246 importance of order of cover classes in the array.
10248 2009-07-22 Diego Novillo <dnovillo@google.com>
10250 * tree-pass.h (TDF_EH): Define.
10251 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
10252 contains TDF_EH, print the EH region number holding GS.
10253 * tree-dump.c (dump_options): Add "eh".
10254 * doc/invoke.texi: Document it.
10256 2009-07-22 Doug Kwan <dougkwan@google.com>
10258 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
10260 2009-07-22 Michael Matz <matz@suse.de>
10262 PR tree-optimization/35229
10263 PR tree-optimization/39300
10265 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
10266 (inhibit_phi_insertion): New function.
10267 (insert_into_preds_of_block): Call it for REFERENCEs.
10268 (init_pre): Initialize and finalize scalar evolutions.
10269 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
10271 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
10273 * config/i386/predicates.md (zero_extended_scalar_load_operand):
10274 Use CONST_VECTOR_NUNITS to determine number of elements.
10276 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
10278 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
10279 (U, W): Constraints are now deprecated and will be removed if we
10280 run out of letters.
10281 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
10283 ("prefetch"): Add the stcmh instruction for prefetching.
10284 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
10286 (s390_short_displacement): Return always true if compiling for
10287 machines not providing the long displacement facility.
10288 (s390_mem_constraint): Support the new constraint letter Z.
10289 (s390_check_qrst_address): New function.
10291 2009-07-21 DJ Delorie <dj@redhat.com>
10293 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
10296 2009-07-21 Jason Merrill <jason@redhat.com>
10298 * c-common.c (max_tinst_depth): Increase default to 1024.
10300 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10302 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10303 (vec_unpacku_float_lo_v4si): Ditto.
10305 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10308 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10309 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10310 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10311 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10313 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10315 PR tree-optimization/40813
10316 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10319 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10321 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10322 with a NOP_EXPR if needed.
10324 2009-07-21 Paul Brook <paul@codesourcery.com>
10326 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10327 Terminate debug dump with newline.
10329 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10331 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10332 Cast "1" to unsigned HOST_WIDE_INT.
10333 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10334 deposit length to the maximum length - lsb. Extend length if
10335 HOST_BITS_PER_WIDE_INT is 32.
10337 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10339 * cgraph.h (constant_pool_htab): New function.
10340 (constant_descriptor_tree): Move from varasm.c.
10341 * varasm.c (constant_pool_htab): New function.
10342 (constant_descriptor_tree): Move to cgraph.h.
10344 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10346 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10348 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10350 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10353 2009-07-20 Xinliang David Li <davidxl@google.com>
10355 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10357 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10359 * config/mips/mips.md (move_type): Add arith.
10360 (type): Handle arith.
10361 (zero_extendsidi2): Rename this into ...
10362 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10363 (zero_extendsidi2): New expander.
10364 (*zero_extendsidi2_dext): New pattern.
10366 2009-07-20 Nick Clifton <nickc@redhat.com>
10368 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10369 to set MIPS_ABI_DEFAULT.
10370 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10372 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10374 * tree-object-size.c (addr_object_size): Handle unions with
10375 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10377 PR tree-optimization/40792
10378 * tree.c (build_function_type_skip_args): Remove bogus assert.
10380 2009-07-20 Jan Hubicka <jh@suse.cz>
10381 Martin Jambor <mjambor@suse.cz>
10383 * cgraph.h (combined_args_to_skip): New field.
10384 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10385 combined_args_to_skip and args_to_skip.
10386 * tree-inline.c (update_clone_info): New function.
10387 (tree_function_versioning): Call update_clone_info.
10388 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
10390 (cgraph_materialize_all_clones): More extensive dumping, working
10391 with combined_args_to_skip rather than args_to_skip.
10393 2009-07-20 Ira Rosen <irar@il.ibm.com>
10395 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10396 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10397 (get_initial_def_for_reduction): Likewise.
10398 (vectorizable_reduction): Skip the check of first operand in case
10399 of COND_EXPR. Add check that it is outer loop vectorization if
10400 nested cycle was detected. Call vectorizable_condition() for
10401 COND_EXPR. If reduction epilogue cannot be created do not fail for
10402 nested cycles (if it is not double reduction). Assert that there
10403 is only one type in the loop in case of COND_EXPR. Call
10404 vectorizable_condition() to vectorize COND_EXPR.
10405 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10406 Add parameters. Allow nested cycles if called from
10407 vectorizable_reduction(). Use reduction vector variable if provided.
10408 (vect_analyze_stmt): Call vectorizable_reduction() before
10409 vectorizable_condition().
10410 (vect_transform_stmt): Update call to vectorizable_condition().
10412 2009-07-20 Christian Bruel <christian.bruel@st.com>
10414 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10415 * doc/invoke.texi (-mfmovd): Likewise.
10416 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10418 2009-07-20 Jan Hubicka <jh@suse.cz>
10420 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10421 when handling SSA name.
10423 2009-07-19 Jan Hubicka <jh@suse.cz>
10425 PR tree-optimization/40676
10426 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10427 virtual PHIs in empty BBs.
10429 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10431 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10432 re-expanded the compound use gen_lowpart instead to convert to the
10435 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10437 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10438 OUTER_CONST arguments.
10439 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10440 the new wider mode will be masked off.
10441 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10443 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10445 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10446 high-order bits are zero.
10448 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10450 * combine.c (simplify_shift_const_1): Split code to determine
10451 shift_mode into ...
10452 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10453 new bits shifted in are identical to the old sign bit.
10455 2009-07-18 Richard Guenther <rguenther@suse.de>
10458 * gimplify.c (gimplify_call_expr): Reject code using results from
10459 functions returning void.
10461 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10463 * doc/md.texi: Document the new PowerPC "es" constraint.
10464 Document that "m" can include automodified addresses on this target,
10465 and explain how %U must be used. Extend the "Q" and "Z" documentation
10466 to suggest "es" as well as "m".
10467 * config/rs6000/constraints.md (es): New memory constraint.
10468 (Q, Z): Update strings to match new documentation.
10470 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10472 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10473 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10474 * config/rs6000/predicates.md (volatile_mem_operand): Use
10475 offsettable_nonstrict_memref_p.
10476 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10477 (*floatunssidf2_internal): Likewise.
10478 (*fix_truncdfsi2_internal): Likewise.
10479 (*fix_trunctfsi2_internal): Likewise.
10481 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10483 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10484 atmega32u2 devices.
10485 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10487 2009-07-17 Richard Guenther <rguenther@suse.de>
10490 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10491 (pass_warn_unused_result): Likewise.
10492 (TODO_set_props): Remove.
10493 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10495 (pass_diagnose_omp_blocks): Define.
10496 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10497 (c_gimple_diagnostics_recursively): Remove.
10498 (finish_function): Do not call it.
10499 (c_write_global_declarations): Continue after errors.
10500 Finalize the CU here.
10501 * c-gimplify.c (c_genericize): Do not gimplify here.
10502 * c-common.c (c_warn_unused_result): Move ...
10503 * tree-cfg.c (do_warn_unused_result): ... here.
10504 (run_warn_unused_result): New function.
10505 (gate_warn_unused_result): New function.
10506 (pass_warn_unused_result): New pass.
10507 * c-common.h (c_warn_unused_result): Remove.
10508 * flags.h (flag_warn_unused_result): Declare.
10509 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10510 * opts.c (flag_warn_unused_result): Initialize to false.
10511 * toplev.c (compile_file): Add comment.
10512 * omp-low.c (create_omp_child_function): Do not register
10513 the function with the frontend.
10514 (diagnose_omp_structured_block_errors): Prepare to be
10515 called as optimization pass.
10516 (gate_diagnose_omp_blocks): New function.
10517 (pass_diagnose_omp_blocks): New pass.
10518 * cgraph.h (cgraph_optimize): Remove.
10519 (cgraph_analyze_function): Likewise.
10520 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10521 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10522 before their parents here.
10523 (cgraph_finalize_function): Not here.
10524 (cgraph_analyze_function): Gimplify functions here.
10525 (cgraph_finalize_compilation_unit): Continue after errors.
10526 Optimize the callgraph from here.
10527 (cgraph_optimize): Make static.
10528 * langhooks.c (write_global_declarations): Finalize the CU.
10529 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10530 (gimplify_function_tree): Assert we gimplify only once.
10531 Set PROP_gimple_any property.
10532 * tree-nested.c (gimplify_all_functions): New function.
10533 (lower_nested_functions): Gimplify all nested functions.
10534 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10535 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10536 and pass_diagnose_omp_blocks after gimplification. Do not
10537 set TODO_set_props on all_lowering_passes.
10538 (execute_one_pass): Do not handle TODO_set_props.
10539 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10540 (gimplify.o): Add tree-pass.h dependency.
10541 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10542 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10543 (unsave_r): Likewise.
10544 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10545 temporary variable.
10547 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10549 * doc/service.texi (Service): Restore previously removed link,
10550 which isn't broken after all.
10552 2009-07-17 Richard Guenther <rguenther@suse.de>
10554 PR tree-optimization/40321
10555 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10556 PHI nodes to the maximal set.
10557 (make_values_for_phi): Add PHI arguments to the maximal set.
10558 (execute_pre): Dump PHI_GEN and the maximal set.
10560 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10563 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10566 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10568 * doc/extend.texi (Nested Functions): Replace broken link with
10570 * doc/service.texi (Service): Remove broken link.
10572 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10575 * builtins.c (expand_builtin_memcmp): Use loc instead of
10576 EXPR_LOCATION (exp).
10577 (expand_builtin_strncmp): Likewise.
10579 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10580 Manuel López-Ibáñez <manu@gcc.gnu.org>
10583 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10584 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10585 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10586 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10587 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10588 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10589 tree-inline.c, c-common.c, c-common.h, gimple.c,
10590 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10591 convert.c: Add location argument to fold_{unary,binary,ternary},
10592 fold_build[123], build_call_expr, build_size_arg,
10593 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10594 fold_build1_initializer, fold_build2_initializer,
10595 fold_build3_initializer, fold_build_call_array,
10596 fold_build_call_array_initializer, fold_single_bit_test,
10597 omit_one_operand, omit_two_operands, invert_truthvalue,
10598 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10599 combine_comparisons, fold_builtin_*, fold_call_expr,
10600 build_range_check, maybe_fold_offset_to_address, round_up,
10603 2009-07-16 Jason Merrill <jason@redhat.com>
10606 * c-common.c (c_common_reswords): Add __is_standard_layout
10608 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10609 * doc/implement-cxx.texi: New.
10610 * doc/gcc.texi: Include it.
10612 2009-07-16 DJ Delorie <dj@redhat.com>
10614 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10615 compares that may be indirectly affected by previous instructions.
10617 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10619 * builtins.c (do_mpc_arg2): New.
10620 (fold_builtin_2): Fold builtin cpow.
10621 * real.h (HAVE_mpc_pow): New.
10623 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10625 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10626 comparison to skip unprofitable schedule
10628 2009-07-16 Simon Baldwin <simonb@google.com>
10630 * gcc.c (option_map): New flag -no-canonical-prefixes.
10631 * (display_help): Print help text for new flag.
10632 * (process_command): Move options translation and language specifics
10633 and handle new flag early. Use it to set a function pointer to a
10634 prefix builder. Replace make_relative_prefix calls with calls to
10635 the function pointed to. Ignore new flag in regular options handling.
10636 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10638 2009-07-15 DJ Delorie <dj@redhat.com>
10640 * config/mep/mep.md (sibcall_internal): Change register to avoid
10641 argument registers.
10642 (sibcall_value_internal): Likewise.
10644 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10646 PR rtl-optimization/40710
10647 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10649 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10651 * config/mips/mips.md (*extenddi_truncate<mode>,
10652 *extendsi_truncate<mode>): Change type attribute to move_type
10653 with shift_shift. Split out code handling exts from here ...
10654 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10656 (*extendhi_truncateqi): Change type attribute to move_type with
10657 shift_shift. Split out code handling exts from here ...
10658 (*extendhi_truncateqi_exts): ... to this new pattern.
10660 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10662 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10663 instead of "and" with inverted sign bit mask value. Use
10664 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10665 Allocate registers only for operand 4 and operand 5.
10667 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10669 PR middle-end/40747
10670 * fold-const.c (fold_cond_expr_with_comparison): When folding
10671 < and <= to MIN, make sure the MIN uses the same type as the
10672 comparison's operands.
10674 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10676 * arm.md (ior_xor): New code iterator.
10677 (split for ior/xor with shift and zero-extend): New split pattern.
10678 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10680 2009-07-15 Richard Guenther <rguenther@suse.de>
10682 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10685 2009-07-15 Richard Guenther <rguenther@suse.de>
10687 PR middle-end/40753
10688 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10690 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10692 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10693 handle 2.6.30 kernel.
10695 2009-07-15 DJ Delorie <dj@redhat.com>
10697 * config/mep/mep.md (sibcall_internal): Change register to allow
10698 for 24-bit addresses.
10699 (sibcall_value_internal): Likewise.
10701 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10703 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10704 that are enabled/disabled by the flags introduced by a previous patch.
10706 2009-07-14 DJ Delorie <dj@redhat.com>
10708 * config/mep/mep.md (sibcall_internal): Include non-toggling
10710 (sibcall_value_internal): Likewise.
10712 2009-07-14 Taras Glek <tglek@mozilla.com>
10713 Rafael Espindola <espindola@google.com>
10715 * doc/sourcebuild.texi: Document install-plugin target.
10716 * configure.ac: Added install-plugin target to language makefiles.
10717 * configure: Regenerate.
10718 * Makefile.in: (install-plugin): Install more headers,
10719 depend on lang.install-plugin.
10721 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10723 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10726 2009-07-14 DJ Delorie <dj@redhat.com>
10728 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10729 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10730 * config/mep/mep.md (sibcall_internal): Change test from
10731 mep_vliw_mode_match to mep_vliw_jmp_match.
10732 (sibcall_value_internal): Likewise.
10734 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10736 * config/i386/sse.md (copysign<mode>3): New expander.
10737 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10738 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10739 Use ix86_build_const_vector.
10740 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10741 IX86_BUILTIN_CPYSGNPD.
10742 (builtin_description): Add __builtin_ia32_copysignps and
10743 __builtin_ia32_copysignpd.
10744 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10745 and BUILT_IN_COPYSIGNF.
10747 2009-07-13 Jason Merrill <jason@redhat.com>
10749 * builtins.c (can_trust_pointer_alignment): New fn.
10750 (get_pointer_alignment): Factor it out from here.
10751 * tree.h: Declare it.
10753 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10755 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10758 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10762 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10764 2009-07-14 Richard Guenther <rguenther@suse.de>
10765 Andrey Belevantsev <abel@ispras.ru>
10767 PR middle-end/40745
10768 * cfgexpand.c (partition_stack_vars): Do not bother to update
10769 alias information when not optimizing.
10771 2009-07-14 Richard Guenther <rguenther@suse.de>
10772 Andrey Belevantsev <abel@ispras.ru>
10774 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10775 (pt_solution_set): Likewise.
10776 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10777 * tree-ssa-structalias.c (pt_solution_set): New function.
10778 * final.c (rest_of_clean_state): Free SSA data structures.
10779 * print-rtl.c (print_decl_name): Remove.
10780 (print_mem_expr): Implement in terms of print_generic_expr.
10781 * alias.c (ao_ref_from_mem): New function.
10782 (rtx_refs_may_alias_p): Likewise.
10783 (true_dependence): Query alias-export info.
10784 (canon_true_dependence): Likewise.
10785 (write_dependence_p): Likewise.
10786 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10788 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10789 (mem_expr_equal_p): Use operand_equal_p.
10790 (set_mem_attributes_minus_bitpos): Do not use
10791 component_ref_for_mem_expr.
10792 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10793 (update_alias_info_with_stack_vars): Likewise.
10794 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10795 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10796 explicitly nor clear stmt operands.
10797 Free the decl-to-pointer map.
10798 * tree-optimize.c (execute_free_datastructures): Do not free
10799 SSA data structures here.
10800 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10801 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10802 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10804 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10806 2009-07-13 DJ Delorie <dj@redhat.com>
10808 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10809 unrolling at the right iteration count.
10811 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10814 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10816 * haifa-sched.c (rank_for_schedule): Introduced flags to
10817 enable/disable individual scheduling heuristics.
10818 * common.opt: Introduced flags to enable/disable individual
10819 heuristics in the scheduler.
10820 * doc/invoke.texi: Introduced flags to enable/disable individual
10821 heuristics in the scheduler.
10823 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10825 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10826 config/i386/mingw-tls.c.
10827 * config/i386/mingw-tls.c: Removed.
10829 2009-07-13 Ira Rosen <irar@il.ibm.com>
10831 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10832 checks access only relevant statements.
10833 (vectorizable_reduction): Likewise.
10835 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10837 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10838 just for 32-bit case.
10840 2009-07-12 Jan Hubicka <jh@suse.cz>
10842 PR tree-optimization/40585
10843 * except.c (expand_resx_expr): When there already is resume
10844 instruction, produce linked list.
10845 (build_post_landing_pads): Assert that resume is empty.
10846 (connect_post_landing_pads): Handle resume lists.
10847 (dump_eh_tree): Dump resume list.
10849 2009-07-12 Ira Rosen <irar@il.ibm.com>
10851 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10852 with additional argument.
10853 * tree-vectorizer.h (enum vect_def_type): Add
10854 vect_double_reduction_def.
10855 (vect_is_simple_reduction): Add argument.
10856 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10858 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10859 vect_is_simple_reduction with additional argument.
10860 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10862 (reduction_code_for_scalar_code): Handle additional codes by
10863 returning ERROR_MARK for them. Fix comment and indentation.
10864 (vect_is_simple_reduction): Fix comment, add argument to specify
10865 double reduction. Detect double reduction.
10866 (get_initial_def_for_induction): Fix indentation.
10867 (get_initial_def_for_reduction): Fix comment and indentation.
10868 Handle double reduction. Create initial definitions that do not
10869 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10870 (vect_create_epilog_for_reduction): Fix comment, add argument to
10871 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10872 epilogue result extraction. Create double reduction phi node and
10873 replace relevant uses.
10874 (vectorizable_reduction): Call vect_is_simple_reduction with
10875 additional argument. Fix indentation. Update epilogue code treatment
10876 according to the changes in reduction_code_for_scalar_code. Check
10877 for double reduction. Call vect_create_epilog_for_reduction with
10878 additional argument.
10879 * tree-vect-stmts.c (process_use): Handle double reduction, update
10881 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10882 (vect_get_vec_def_for_operand): Likewise.
10884 2009-07-12 Danny Smith <dansmister@gmail.com>
10886 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10887 dllexport if !TREE_PUBLIC.
10888 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10890 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10892 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10893 (avr_extra_arch_macro) Remove declatation.
10894 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10895 (avr_extra_arch_macro) Declare as static.
10896 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10898 2009-07-11 Jan Hubicka <jh@suse.cz>
10900 PR middle-end/48388
10901 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10903 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10906 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10907 cold_in_std_section bits.
10908 (dwarf2out_begin_prologue): Initialize them.
10909 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10910 if already covered by text_section or cold_text_section range.
10912 PR rtl-optimization/40667
10913 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10914 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10915 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10916 * config/i386/i386.c (ix86_minimum_alignment): New function.
10917 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10918 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10919 * emit-rtl.c (gen_reg_rtx): Likewise.
10920 * function.c (assign_parms): Likewise. If nominal_type needs
10921 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10922 rather than passed_type's alignment.
10925 * function.c (assign_parm_setup_stack): Adjust
10926 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10927 from nominal_mode on big endian.
10929 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10931 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10933 2009-07-10 DJ Delorie <dj@redhat.com>
10935 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10937 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10939 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10941 (thumb2_cbnz): Likewise.
10943 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10946 * config.gcc (supported_defaults): Add synci.
10947 (with_synci): Add validation.
10948 (all_defaults): Add synci.
10949 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10952 * config/mips/mips.opt (msynci): New option.
10953 * config/mips/mips.c (mips_override_options): Warn on use of
10954 -msynci for targets that do now support it.
10955 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10957 * gcc/doc/invoke.texi (-msynci): Document the new option.
10958 * doc/install.texi (--with-synci): Document the new option.
10960 2009-07-10 Richard Guenther <rguenther@suse.de>
10962 PR tree-optimization/40496
10963 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10964 the PHI result with a compatible type.
10966 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10970 * c.opt (Wunused-result): New.
10971 * doc/invoke.texi: Document it.
10972 * c-common.c (c_warn_unused_result): Use it.
10974 2009-07-09 DJ Delorie <dj@redhat.com>
10976 * targhooks.c (default_target_can_inline_p): Rename from
10977 default_target_option_can_inline_p.
10978 * targhooks.h (default_target_can_inline_p): Likewise.
10979 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10980 TARGET_OPTION_CAN_INLINE_P.
10981 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10982 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10983 (mep_target_can_inline_p): Rename from
10984 mep_target_option_can_inline_p.
10987 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10988 registers used to pass vectors.
10990 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10992 2009-07-09 Tom Tromey <tromey@redhat.com>
10994 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10995 * config/mmix/mmix.c: Include dwarf2.h.
10996 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10997 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10998 * config/sh/sh.c: Include dwarf2.h.
10999 * config/i386/i386.c: Include dwarf2.h.
11000 * Makefile.in (DWARF2_H): Remove 'elf'.
11001 * except.c: Include dwarf2.h.
11002 * unwind-dw2.c: Include dwarf2.h.
11003 * dwarf2out.c: Include dwarf2.h.
11004 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
11005 * unwind-dw2-fde.c: Include dwarf2.h.
11006 * dwarf2asm.c: Include dwarf2.h.
11008 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11010 * haifa-sched.c (insn_finishes_cycle_p): New static function.
11011 (max_issue): Use it.
11012 * sched-int.h (struct sched_info: insn_finishes_block_p): New
11014 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
11015 (region_sched_info): Update.
11016 * sched-ebb.c (ebb_sched_info): Update.
11017 * modulo-sched.c (sms_sched_info): Update.
11018 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
11020 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11022 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
11024 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
11026 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
11028 2009-07-09 Jakub Jelinek <jakub@redhat.com>
11030 PR middle-end/40692
11031 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
11032 arg1 with arg01 if arg1 is already INTEGER_CST.
11034 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
11036 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
11037 Transform (and (truncate)) into (truncate (and)).
11039 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
11041 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
11042 creating LHS paradoxical subregs. Fix surrounding returns to
11043 use NULL_RTX rather than 0.
11045 2009-07-08 DJ Delorie <dj@redhat.com>
11047 * config/mep/mep.c: (mep_option_can_inline_p): New.
11048 (TARGET_OPTION_CAN_INLINE_P): Define.
11050 2009-07-08 Mark Wielaard <mjw@redhat.com>
11053 * dwarf2out.c (add_data_member_location_attribute): When we have
11054 only a constant offset don't emit a new location description using
11055 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
11058 2009-07-08 Richard Henderson <rth@redhat.com>
11061 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
11062 (enum reg_class): Add CLOBBERED_REGS.
11063 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
11064 * config/i386/i386.c (ix86_conditional_register_usage): Moved
11065 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
11066 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
11067 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
11068 force 64-bit sibcalls into R11.
11069 * config/i386/constraints.md (U): New constraint.
11070 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
11071 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
11072 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
11074 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
11076 * basic-block.h (dump_regset, debug_regset): Remove duplicate
11078 * c-objc-common.h (c_initialize_diagnostics): Ditto.
11079 * ebitmap.h (dump_ebitmap): Ditto.
11080 * optabs.h (optab_libfunc): Ditto.
11081 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
11082 * tree-flow.h (vect_can_force_dr_alignment_p,
11083 get_vectype_for_scalar_type): Ditto.
11084 (vectorize_loops): Move prototype to ...
11085 * tree-vectorizer.h: ... here. Also, adjust comment.
11086 (vect_set_verbosity_level): Remove duplicate prototype.
11087 * tree-ssa-loop.c: Include tree-vectorizer.h.
11088 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
11090 2009-07-08 Nick Clifton <nickc@redhat.com>
11092 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
11095 2009-07-08 DJ Delorie <dj@redhat.com>
11097 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
11098 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
11099 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
11101 * config/mep/intrinsics.md: Regenerated.
11102 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
11103 registers when asm() or calls are detected.
11105 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
11108 * gimplify.c (gimplify_expr): Propagate no_warning flag when
11110 * gimple (gimple_build_call_from_tree): Likewise.
11111 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
11112 no_warning flag before warning.
11114 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11116 * tree.c (set_expr_locus): Remove.
11117 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
11118 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
11120 * gimplify.c (internal_get_tmp_var): Likewise.
11121 (gimplify_call_expr): Likewise.
11122 (gimplify_one_sizepos): Likewise.
11124 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
11127 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
11128 to variables for debugging purposes.
11130 2009-06-23 Mark Loeser <mark@halcy0n.com>
11133 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
11135 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11137 * pretty-print.c (pp_base_format): Remove %J.
11138 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11139 gcc_cxxdiag_char_table): Likewise.
11140 (init_dynamic_diag_info): Likewise.
11142 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11144 * pretty-print.c (pp_base_format): Remove %H.
11145 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11146 gcc_cxxdiag_char_table): Likewise.
11147 (init_dynamic_diag_info): Likewise.
11148 * config/mep/mep.c (mep_select_section): Likewise.
11150 2009-07-07 Duncan Sands <baldrick@free.fr>
11152 * final.c (pass_clean_state): Give the pass a name.
11153 * passes.c (pass_rest_of_compilation): Likewise.
11154 * tree-optimize.c (pass_all_optimizations): Likewise.
11156 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
11158 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
11159 an extra 'decl' for error_at.
11161 2009-07-07 Jakub Jelinek <jakub@redhat.com>
11163 PR middle-end/40669
11164 * tree-tailcall.c (adjust_return_value_with_ops,
11165 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
11166 if it has complex or vector type.
11168 2009-07-07 Olivier Hainque <hainque@adacore.com>
11170 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
11173 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
11175 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
11177 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11179 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
11180 * c-decl.c: Likewise.
11181 * function.c: Likewise.
11182 * varasm.c: Likewise.
11183 * tree-ssa.c: Likewise.
11184 * c-common.c: Likewise.
11185 * tree-cfg.c: Likewise.
11186 * config/spu/spu.c: Likewise.
11187 * config/ia64/ia64.c: Likewise.
11188 * config/v850/v850.c: Likewise.
11190 2009-07-06 DJ Delorie <dj@redhat.com>
11192 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
11193 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
11194 unspecified accesses to control registers.
11195 * config/mep/intrinsics.md: Regenerate.
11196 * config/mep/intrinsics.h: Regenerate.
11197 * config/mep/mep-intrin.h: Regenerate.
11199 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11201 * c-lex.c: Replace %H by an explicit location. Update all calls.
11202 * c-common.c: Likewise.
11203 * c-decl.c: Likewise.
11204 * c-typeck.c: Likewise.
11205 * fold-const.c: Likewise.
11206 * gimplify.c: Likewise.
11207 * stmt.c: Likewise.
11208 * tree-cfg.c: Likewise.
11209 * tree-ssa-loop-niter.c: Likewise.
11210 * tree-vrp.c: Likewise.
11211 * value-prof.c: Likewise.
11213 2009-07-06 Diego Novillo <dnovillo@google.com>
11215 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
11216 if it has one. Handle cases where VAR does not have an
11217 annotation or cfun is NULL.
11219 2009-07-06 Diego Novillo <dnovillo@google.com>
11221 * tree.c: Include debug.h.
11222 (initialize_tree_contains_struct): New.
11223 (init_ttree): Call it.
11224 (tree_node_structure_for_code): Factor out of ...
11225 (tree_node_structure): ... here.
11226 * treestruct.def (TS_PHI_NODE): Remove.
11227 (TS_GIMPLE_STATEMENT): Remove.
11229 2009-07-06 Diego Novillo <dnovillo@google.com>
11231 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
11232 (debug_tree_chain): Handle cycles.
11234 2009-07-06 Nick Clifton <nickc@redhat.com>
11235 DJ Delorie <dj@redhat.com>
11237 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11238 __FMOVD_ENABLED__ is defined.
11240 (TARGET_FMOVD): Provide a default definition.
11241 (MASK_FMOVD): Likewise.
11242 (TARGET_CPU_CPP_BUILTINS): Define
11243 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11244 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11245 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
11246 (split for DF load from memory into register): Also handle
11247 MEMs which consist of REG+DISP addressing.
11248 (split for DF store from register to memory): Likewise.
11249 (movsf_ie): Always use single fp_mode.
11250 * config/sh/sh.c (sh_override_options): Do not automatically
11251 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11252 that to the -mfmovd command line switch.
11253 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
11254 (fldi_ok): Always allow.
11255 * config/sh/sh.opt (mfmovd): Remove this switch.
11256 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11258 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
11259 Kaz Kojima <kkojima@gcc.gnu.org>
11261 PR rtl-optimization/30807
11262 * postreload.c (reload_combine): For every new use of REG_SUM,
11263 record the use of BASE.
11265 2009-07-06 Jan Hubicka <jh@suse.cz>
11267 * params.def: Revert my accidental commit at 2009-06-30.
11269 2009-07-04 Ian Lance Taylor <iant@google.com>
11272 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
11274 (mingw_format_attribute_overrides): Likewise.
11276 2009-07-04 Jakub Jelinek <jakub@redhat.com>
11279 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
11280 don't check cfa.reg. Instead of cfa.indirect use
11281 fde && fde->drap_reg != INVALID_REGNUM test.
11283 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
11285 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
11287 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
11290 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
11292 2009-07-03 Richard Guenther <rguenther@suse.de>
11294 PR tree-optimization/40640
11295 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11298 2009-07-03 Jan Hubicka <jh@suse.cz>
11300 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11301 for size, reduce amount of inlining.
11303 2009-07-03 Richard Guenther <rguenther@suse.de>
11305 PR middle-end/34163
11306 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11307 if t +- x is known to not overflow and the conversion widens the
11309 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11311 2009-07-03 Jan Hubicka <jh@suse.cz>
11313 * ipa-pure-const.c (analyze): Update loop optimizer init.
11314 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11315 try_remove_empty_loop, remove_empty_loops): Remove.
11316 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11317 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11318 to mark regular loops as neccesary.
11319 (degenerate_phi_p): New function.
11320 (propagate_necessity, remove_dead_phis): Use it.
11321 (forward_edge_to_pdom): Likewise.
11322 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11323 virtual PHI nodes that became unreachable.
11324 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11325 * tree-flow.h (remove_empty_loops): Remove.
11326 * passes.c (init_optimization_passes): Remove.
11328 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11330 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11331 can_create_pseudo_p.
11332 (*fix_trunc<mode>_i387_1): Ditto.
11333 (*floathi<mode>2_1): Ditto.
11334 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11335 (*fistdi2_1): Ditto.
11336 (*fist<mode>2_1): Ditto.
11337 (frndintxf2_floor): Ditto.
11338 (*fist<mode>2_floor_1): Ditto.
11339 (frndintxf2_ceil): Ditto.
11340 (*fist<mode>2_ceil_1): Ditto.
11341 (frndintxf2_trunc): Ditto.
11342 (frndintxf2_mask_pm): Ditto.
11343 (fxam<mode>2_i387_with_temp): Ditto.
11344 * config/i386/sse.md (mulv16qi3): Ditto.
11345 (*sse2_mulv4si3): Ditto.
11347 (sse4_2_pcmpestr): Ditto.
11348 (sse4_2_pcmpistr): Ditto.
11350 2009-07-03 Jan Hubicka <jh@suse.cz>
11352 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11353 (mark_stmt_necessary): Set it.
11354 (mark_operand_necessary): Set it.
11355 (mark_control_dependent_edges_necessary): Set it.
11356 (mark_virtual_phi_result_for_renaming): New function.
11357 (get_live_post_dom): New function.
11358 (forward_edge_to_pdom): New function.
11359 (remove_dead_stmt): Fix handling of control dependences.
11360 (tree_dce_init): Init new bitmap.
11361 (tree_dce_done): Free it.
11363 2009-07-02 Richard Guenther <rguenther@suse.de>
11366 * tree-ssa-structalias.c (new_var_info): Initialize
11369 2009-07-02 Jan Hubicka <jh@suse.cz>
11371 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11374 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11376 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11377 instead of recomputing it. Adjust calls.
11378 (emit_store_flag): Adjust recursive calls.
11380 2009-07-02 Richard Guenther <rguenther@suse.de>
11382 * tree-ssa-live.c (remove_unused_locals): Do not remove
11384 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11385 of DECL_EXTERNAL for HEAP variables.
11386 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11387 HEAP variables. Do not adjust RESTRICT vars.
11388 (find_what_var_points_to): Nobody cares if something
11389 points to READONLY.
11391 2009-07-02 Ben Elliston <bje@au.ibm.com>
11393 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11394 pc_low and pc_high declarations to the top of the function.
11396 2009-07-01 DJ Delorie <dj@redhat.com>
11398 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11399 registers as fixed.
11400 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11401 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11402 unspecified accesses to control registers.
11403 * config/mep/intrinsics.md: Regenerate.
11404 * config/mep/intrinsics.h: Regenerate.
11405 * config/mep/mep-intrin.h: Regenerate.
11407 2009-07-01 Anthony Green <green@moxielogic.com>
11409 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11410 instruction when possible.
11411 (moxie_expand_prologue): Ditto. Also, save an instruction and
11412 some complexity by popping off of $r12 instead of $sp.
11413 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11416 2009-07-01 Richard Henderson <rth@redhat.com>
11419 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11420 contained no insns, reposition note before last insn.
11422 2009-07-01 Richard Henderson <rth@redhat.com>
11425 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11426 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11428 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11431 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11432 darwin9 for printing reg addresses with %y.
11434 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11436 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11437 truncation from operands in binary operations.
11439 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11442 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11443 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11444 subreg of op0 to the original op0.
11446 * expmed.c (store_bit_field_1): Use a temporary as the destination
11447 instead of a paradoxical subreg when we need to truncate the result.
11449 2009-07-01 DJ Delorie <dj@redhat.com>
11451 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11452 names to VLIW variants.
11453 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11454 * config/mep/intrinsics.md: Regenerate.
11455 * config/mep/intrinsics.h: Regenerate.
11456 * config/mep/mep-intrin.h: Regenerate.
11458 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11461 * jump.c (returnjump_p): Revert last patch.
11462 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11464 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11467 * pa.md (casesi32p): Use jump table label to determine the offset
11469 (casesi64p): Likewise.
11471 * pa.c (forward_branch_p): Return bool type. Use instruction
11472 addresses when available. Assert that INSN has a jump label.
11473 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11476 2009-07-01 Richard Guenther <rguenther@suse.de>
11478 PR tree-optimization/19831
11479 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11480 that only act as barriers do not make any previous stores necessary.
11481 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11482 HEAP variables global, do not add a constraint from nonlocal.
11483 (find_func_aliases): Handle escapes through return statements.
11484 (compute_points_to_sets): Make escaped HEAP variables global.
11486 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11489 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11490 after reducing a DImode cstore to SImode.
11492 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11494 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11495 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11497 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11499 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11500 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11502 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11503 and umod_optab if TARGET_BSD_DIVMOD.
11504 * config/vax/lib1funcs.asm: New file.
11505 * config/vax/t-linux: New file.
11506 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11508 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11511 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11512 to type arguments that have void type.
11515 * dwarf2out.c (gen_formal_parameter_die): Call
11516 equate_decl_number_to_die if node is different from origin.
11518 2009-06-30 Anthony Green <green@moxielogic.com>
11520 Clean up moxie port for --enable-build-with-cxx.
11521 * config/moxie/moxie.c (moxie_function_value): First two
11522 parameters are const_tree, not tree.
11523 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11524 (REG_CLASS_NAMES): Ditto.
11525 (REGNO_REG_CLASS): Ditto.
11526 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11527 (moxie_function_value): Fix constyness of arguments.
11529 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11531 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11532 finalize_size_functions before further processing.
11533 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11534 (variable_size): Call self_referential_size on size expressions
11535 that contain a PLACEHOLDER_EXPR.
11536 (size_functions): New static variable.
11537 (copy_self_referential_tree_r): New static function.
11538 (self_referential_size): Likewise.
11539 (finalize_size_functions): New global function.
11540 * tree.c: Include tree-inline.h.
11541 (push_without_duplicates): New static function.
11542 (find_placeholder_in_expr): New global function.
11543 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11545 <tcc_expression>: Likewise.
11546 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11547 the call in the expression.
11548 * tree.h (finalize_size_functions): Declare.
11549 (find_placeholder_in_expr): Likewise.
11550 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11551 (substitute_placeholder_in_expr): Update comment.
11552 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11554 (copy_tree_body_r): Likewise.
11555 (copy_tree_body): New static function.
11556 (maybe_inline_call_in_expr): New global function.
11557 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11558 (maybe_inline_call_in_expr): Declare.
11559 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11560 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11563 2009-06-30 Richard Guenther <rguenther@suse.de>
11565 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11567 (propagate_necessity): Do not mark reaching defs of stores
11570 2009-06-30 Jan Hubicka <jh@suse.cz>
11572 * cfgloopanal.c (check_irred): Move into ...
11573 (mark_irreducible_loops): ... here; return true if ireducible
11575 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11576 (analyze_function): Try to prove loop finiteness.
11577 * cfgloop.h (mark_irreducible_loops): Update prototype.
11578 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11580 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11582 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11584 2009-06-30 Ira Rosen <irar@il.ibm.com>
11586 PR tree-optimization/40542
11587 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11590 2009-06-30 Martin Jambor <mjambor@suse.cz>
11592 PR tree-optimization/40582
11593 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11594 than useless_type_conversion_p.
11595 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11598 2009-06-30 Martin Jambor <mjambor@suse.cz>
11600 PR middle-end/40554
11601 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11603 2009-06-30 Richard Guenther <rguenther@suse.de>
11605 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11606 use ao_ref references.
11607 (walk_aliased_vdefs): Likewise.
11608 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11609 * tree-ssa-dce.c (struct ref_data): Remove.
11610 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11611 (mark_aliased_reaching_defs_necessary): Adjust.
11612 (mark_all_reaching_defs_necessary_1): Likewise.
11614 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11617 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11618 (emit_store_flag_1): Extract from emit_store_flag, adjust
11619 calls to (what now is) emit_cstore.
11620 (emit_store_flag): Call emit_store_flag_1 and also use it
11621 for what used to be recursive calls.
11623 2009-06-30 Wei Guozhi <carrot@google.com>
11626 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11627 if the target bb post dominates from bb.
11628 * config/i386/i386.c (memory_address_length): Check existence of base
11629 register before using it.
11631 2009-06-30 Nick Clifton <nickc@redhat.com>
11632 DJ Delorie <dj@redhat.com>
11634 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11635 __FMOVD_ENABLED__ is defined.
11637 (TARGET_FMOVD): Provide a default definition.
11638 (MASK_FMOVD): Likewise.
11639 (TARGET_CPU_CPP_BUILTINS): Define
11640 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11641 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11642 two fmov instructions depending upon whether TARGET_FMOVD is
11644 (split for DF load from memory into register): Also handle
11645 MEMs which consist of REG+DISP addressing.
11646 (split for DF store from register to memory): Likewise.
11647 * config/sh/sh.opt (mfmovd): Remove this switch.
11648 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11649 * config/sh/sh.c (sh_override_options): Do not automatically
11650 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11651 that to the -mfmovd command line switch.
11653 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11655 (fldi_ok): Always allow.
11656 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11658 2009-06-29 DJ Delorie <dj@redhat.com>
11660 * doc/install.texi (mep-x-elf): Correct chip's full name.
11662 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11664 * doc/extend.texi: Fix typo.
11666 2009-06-29 Tom Tromey <tromey@redhat.com>
11668 * dwarf2.h: Remove.
11669 * Makefile.in (DWARF2_H): New variable.
11670 (except.o): Use it.
11671 (dwarf2out.o): Likewise.
11672 (dwarf2asm.o): Likewise.
11673 * config/i386/t-i386: Use DWARF2_H.
11674 * except.c: Include elf/dwarf2.h.
11675 * unwind-dw2.c: Include elf/dwarf2.h.
11676 * dwarf2out.c: Include elf/dwarf2.h.
11677 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11678 <dtprel>: New field.
11679 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11680 (size_of_loc_descr): Likewise.
11681 (output_loc_operands_raw): Likewise.
11682 (output_loc_operands): Handle new dtprel field.
11683 (loc_checksum): Update.
11684 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11685 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11686 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11687 * dwarf2asm.c: Include elf/dwarf2.h.
11688 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11689 * config/mmix/mmix.c: Include elf/dwarf2.h.
11690 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11691 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11692 * config/sh/sh.c: Include elf/dwarf2.h.
11693 * config/i386/i386.c: Include elf/dwarf2.h.
11695 2009-06-29 DJ Delorie <dj@redhat.com>
11697 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11699 * doc/extend.texi: Add MeP attributes and pragmas.
11700 * doc/invoke.text: Add MeP Options.
11701 * doc/contrib.texi: Add MeP contribution.
11702 * doc/md.texi: Add MeP constraints.
11703 * doc/install.texi: Add MeP target.
11705 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11707 * target.h (struct gcc_target): Add frame_pointer_required field.
11708 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11709 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11710 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11712 * reload1.c (update_eliminables): (Ditto.).
11713 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11714 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11715 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11717 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11719 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11720 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11721 (arm_frame_pointer_required): New function.
11723 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11724 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11725 (avr_frame_pointer_required_p): Declare as static.
11726 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11728 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11729 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11730 (bfin_frame_pointer_required): Make as static, change return type
11732 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11734 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11735 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11736 (cris_frame_pointer_required): New function.
11738 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11740 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11741 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11742 (fr30_frame_pointer_required): New function.
11744 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11745 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11746 (frv_frame_pointer_required): Make as static, change return type
11748 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11750 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11751 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11752 (ix86_frame_pointer_required): Make as static, change return type to
11754 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11756 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11757 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11759 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11761 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11763 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11765 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11766 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11767 (mips_frame_pointer_required): Make as static.
11768 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11770 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11771 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11772 (mmix_frame_pointer_required): Mew function.
11774 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11775 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11777 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11779 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11781 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11783 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11784 (CAN_ELIMINATE): Redefine.
11785 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11786 (sparc_frame_pointer_required): New function.
11787 (sparc_can_eliminate): New function.
11788 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11790 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11791 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11793 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11794 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11795 (xtensa_frame_pointer_required): Make as static, change return type
11797 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11800 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11802 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11803 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11804 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11805 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11806 (register_callback): Handle PLUGIN_START_UNIT.
11807 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11809 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11811 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11813 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11814 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11816 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11818 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11821 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11823 * doc/extend.texi (Additional Floating Types): __float128 is also
11824 supported on i386 targets.
11826 2009-06-29 Richard Guenther <rguenther@suse.de>
11828 PR middle-end/14187
11829 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11831 (pt_solutions_same_restrict_base): Declare.
11832 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11834 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11835 (make_constraint_from, make_copy_constraint): Move earlier.
11836 (make_constraint_from_heapvar): New function.
11837 (make_constraint_from_restrict): Likewise.
11838 (handle_lhs_call): Use it.
11839 (find_func_aliases): Use it to track conversions to restrict
11840 qualified pointers.
11841 (struct fieldoff): Add only_restrict_pointers flag.
11842 (push_fields_onto_fieldstack): Initialize it.
11843 (create_variable_info_for): Track global restrict qualified pointers.
11844 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11845 Track restrict qualified pointer arguments.
11846 (set_uids_in_ptset): Use varinfo is_global_var flag.
11847 (find_what_var_points_to): Set the vars_contains_restrict flag.
11848 Always create the points-to solution for sets including restrict tags.
11849 (pt_solutions_same_restrict_base): New function.
11850 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11851 qualified pointers use pt_solutions_same_restrict_base as
11852 additional source for disambiguation.
11854 2009-06-29 Richard Guenther <rguenther@suse.de>
11856 PR middle-end/38212
11857 * alias.c (find_base_decl): Remove.
11858 (get_deref_alias_set_1): Remove restrict handling.
11859 * c-common.c (c_apply_type_quals_to_decl): Do not set
11860 DECL_POINTER_ALIAS_SET.
11861 * gimplify.c (find_single_pointer_decl_1): Remove.
11862 (find_single_pointer_decl): Likewise.
11863 (internal_get_tmp_var): Remove restrict handling.
11864 (gimple_regimplify_operands): Likewise.
11865 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11866 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11867 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11868 * tree.c (restrict_base_for_decl): Remove.
11869 (init_ttree): Do not allocate it.
11870 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11871 LABEL_DECL_UID for label decls.
11872 (copy_node_stat): Do not copy restrict information.
11873 (decl_restrict_base_lookup): Remove.
11874 (decl_restrict_base_insert): Likewise.
11875 (print_restrict_base_statistics): Likewise.
11876 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11877 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11878 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11879 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11880 (LABEL_DECL_UID): Adjust.
11881 (DECL_BASED_ON_RESTRICT_P): Remove.
11882 (DECL_GET_RESTRICT_BASE): Likewise.
11883 (SET_DECL_RESTRICT_BASE): Likewise.
11884 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11886 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11887 instead of DECL_POINTER_ALIAS_SET.
11888 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11889 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11890 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11892 2009-06-29 Richard Guenther <rguenther@suse.de>
11894 PR tree-optimization/40579
11895 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11896 the IL to simplify has constants that overflowed.
11898 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11900 PR tree-optimization/40550
11901 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11902 vector_compute_type only when the size of vector_compute_type is
11903 less than the size of type.
11905 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11907 * fold-const.c (contains_label_1): Fix comments.
11908 (contains_label_p): Do not walk trees multiple time.
11910 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11912 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11913 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11914 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11915 ix86_fp_comparison_operator.
11916 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11917 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11918 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11919 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11920 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11921 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11922 (related splits): Change predicate to ix86_fp_comparison_operator.
11923 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11924 instead of ix86_fp_comparison_codes.
11925 (ix86_trivial_fp_comparison_operator,
11926 ix86_fp_comparison_operator): New.
11927 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11928 (ix86_expand_compare): Eliminate last two parameters.
11929 (ix86_fp_jump_nontrivial_p): Kill.
11930 * config/i386/i386.c (put_condition_code): Eliminate call to
11931 ix86_fp_comparison_codes and subsequent assertion.
11932 (ix86_fp_comparison_codes): Eliminate.
11933 (ix86_fp_swap_condition): New.
11934 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11935 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11936 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11937 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11938 and ix86_fp_swap_condition.
11939 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11940 Use ix86_fp_comparison_strategy.
11941 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11942 (ix86_fp_jump_nontrivial_p): Eliminate.
11943 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11944 call to ix86_expand_compare.
11945 (ix86_split_fp_branch, ix86_expand_setcc,
11946 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11947 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11949 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11951 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11952 related to jump_clobbers.
11953 * config/arm/arm.md (conds): Remove jump_clob case.
11954 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11955 splits): Change comparison_operator to arm_comparison_operator.
11956 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11959 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11961 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11962 condition for floating point modes.
11963 * expmed.c (emit_store_flag_1): Move here a bigger part
11964 of emit_store_flag.
11965 (emit_store_flag): Try swapping the condition for floating point
11967 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11969 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11971 * expr.c (expand_expr_real_1): Just use do_store_flag.
11972 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11973 emit_store_flag_force.
11974 * expmed.c (emit_store_flag_force): Copy here trick
11975 previously in expand_expr_real_1. Try reversing the comparison.
11976 (emit_store_flag_1): Work if target is NULL.
11977 (emit_store_flag): Work if target is NULL, using the result mode
11978 from the comparison. Use split_comparison, restructure final part
11979 to simplify conditionals.
11981 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11983 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11984 * dojump.c (do_jump): Change handling of floating-point
11985 ops to use just do_compare_and_jump.
11986 (split_comparison): New.
11987 (do_compare_rtx_and_jump): Add here logic coming previously
11988 in do_jump, using split_comparison.
11990 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11993 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11995 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11997 * tree-ssa-alias.c: Fix unintentional commit.
11999 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12001 * passes.c (execute_one_pass): Fix unintentional commit.
12003 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12005 * df-problems.c (df_set_seen, df_unset_seen): Delete.
12006 (df_rd_local_compute, df_md_local_compute): Inline them.
12008 (df_md_scratch): New.
12009 (df_md_alloc, df_md_free): Allocate/free it.
12010 (df_md_local_compute): Only include live registers in init.
12011 (df_md_transfer_function): Prune the in-set computed by
12012 the confluence function, and the gen-set too.
12014 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12016 PR rtl-optimization/26854
12017 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
12018 * df-problems.c (df_rd_add_problem): Fix comment.
12019 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
12020 df_md_simulate_artificial_defs_at_top,
12021 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
12022 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
12023 df_md_transfer_function, df_md_init, df_md_confluence_0,
12024 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
12025 problem_MD, df_md_add_problem): New.
12026 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
12027 df_md_get_bb_info): New.
12028 (DF_LAST_PROBLEM_PLUS1): Adjust.
12030 * Makefile.in (fwprop.o): Include domwalk.h.
12031 * fwprop.c: Include domwalk.h.
12032 (reg_defs, reg_defs_stack): New.
12033 (bitmap_only_bit_between): Remove.
12034 (process_defs): New.
12035 (process_uses): Use reg_defs and local_md instead of
12036 bitmap_only_bit_between and local_rd.
12037 (single_def_use_enter_block): New, from build_single_def_use_links.
12038 (single_def_use_leave_block): New.
12039 (build_single_def_use_links): Remove code moved to
12040 single_def_use_enter_block, invoke domwalk.
12041 (use_killed_between): Adjust comment.
12043 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12045 * bitmap.h (bitmap_ior_and_into): New.
12046 * bitmap.c (bitmap_ior_and_into): New.
12048 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12050 * domwalk.h (struct dom_walk_data): Remove all callbacks except
12051 before_dom_children_before_stmts and after_dom_children_after_stmts.
12052 Rename the two remaining callbacks to just before_dom_children and
12053 after_dom_children. Remove other GIMPLE statement walking bits.
12054 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
12055 * graphite.c: Do not include domwalk.h.
12056 * tree-into-ssa.c (interesting_blocks): New global.
12057 (struct mark_def_sites_global_data): Remove it and names_to_rename.
12058 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
12059 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
12060 now that they're not domwalk callbacks.
12061 (rewrite_initialize_block): Rename to...
12062 (rewrite_enter_block): ... this, place after called functions. Test
12063 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
12064 (rewrite_finalize_block): Rename to...
12065 (rewrite_leave_block): ... this, place after called functions.
12066 (rewrite_update_init_block): Rename to...
12067 (rewrite_update_enter_block): ... this, place after called functions.
12068 Test interesting_blocks, call rewrite_update_stmt and
12069 rewrite_update_phi_arguments.
12070 (rewrite_update_fini_block): Rename to...
12071 (rewrite_leave_block): ... this, place after called functions.
12072 (rewrite_blocks): Remove last argument, simplify initialization of
12074 (mark_def_sites_initialize_block): Rename to...
12075 (mark_def_sites_block): ... this, call mark_def_sites.
12076 (mark_def_sites_blocks): Remove argument, simplify initialization of
12078 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
12079 (update_ssa): Likewise.
12080 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
12082 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
12083 (dom_opt_initialize_block): Rename to...
12084 (dom_opt_enter_block): ... this, place after called functions. Walk
12085 statements here, inline propagate_to_outgoing_edges.
12086 (dom_opt_finalize_block): Rename to...
12087 (dom_opt_leave_block): ... this, place after called functions.
12088 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
12090 (dse_enter_block, dse_record_phi): New.
12091 (dse_record_phis): Delete.
12092 (dse_finalize_block): Rename to...
12093 (dse_leave_block): ... this.
12094 (tree_ssa_dse): Simplify initialization of walk_data.
12095 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
12096 Adjust initialization of walk_data.
12097 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
12098 * tree-ssa-loop-phiopt.c (get_non_trapping):
12099 Adjust initialization of walk_data.
12100 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
12101 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
12102 it's not a domwalk callback.
12103 (uncprop_initialize_block): Rename to...
12104 (dse_enter_block): ... this, call uncprop_into_successor_phis.
12105 (dse_finalize_block): Rename to...
12106 (dse_leave_block): ... this.
12107 (tree_ssa_uncprop): Simplify initialization of walk_data.
12108 * Makefile.in: Adjust dependencies.
12110 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
12112 * arm.md (casesi): Fix test for Thumb1.
12113 (thumb1_casesi_internal_pic): Likewise.
12114 (thumb1_casesi_dispatch): Likewise.
12116 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
12118 * config/arm/arm-cores.def: Added core cortex-m0.
12119 * config/arm/arm-tune.md: Regenerated.
12120 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
12122 2009-06-26 DJ Delorie <dj@redhat.com>
12124 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
12126 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
12127 the scheduler doesn't tag jump insns.
12129 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
12131 * c-decl.c (merge_decls): Re-indent.
12133 2009-06-26 Janis Johnson <janis187@us.ibm.com>
12136 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
12137 Special-case decimal float constants.
12139 2009-06-26 Richard Henderson <rth@redhat.com>
12141 * function.h (struct function): Add cannot_be_copied_reason,
12142 and cannot_be_copied_set.
12143 * tree-inline.c (has_label_address_in_static_1): Rename from
12144 inline_forbidden_p_2; don't set inline_forbidden_reason here.
12145 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
12146 don't set inline_forbidden_reason.
12147 (copy_forbidden): New function, split out of inline_forbidden_p.
12148 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
12149 (inline_forbidden_p): Use copy_forbidden.
12150 (tree_versionable_function_p): Likewise.
12151 (inlinable_function_p): Merge into tree_inlinable_function_p.
12152 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
12153 * ipa-cp.c (ipcp_versionable_function_p): New function.
12154 (ipcp_cloning_candidate_p): Use it.
12155 (ipcp_node_modifiable_p): Likewise.
12157 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
12159 * builtins.c (expand_builtin_alloca): Handle builtin alloca
12160 that is marked not to be inlined. Remove flag_mudflap use.
12161 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
12162 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
12164 2009-06-26 Steve Ellcey <sje@cup.hp.com>
12167 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
12168 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
12170 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
12172 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
12174 (__mingwthr_remove_key_dtor): Likewise.
12176 2009-06-26 Richard Guenther <rguenther@suse.de>
12178 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
12180 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
12182 PR middle-end/40525
12183 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
12184 try the non-cond_exec path also.
12186 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12189 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
12190 (output_cbranch): Use new functions.
12191 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
12194 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
12195 Pat Haugen <pthaugen@us.ibm.com>
12196 Revital Eres <ERES@il.ibm.com>
12198 * config/rs6000/rs6000.c (print_operand): Correct lossage message
12199 for %c error. Add %x support to print VSX registers as a unified
12200 register set, instead of separate float and altivec registers.
12201 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
12202 %y case, and add support for VSX pre-modify addresses.
12203 (output_toc): Add assert for CONST containing an integer constant
12205 (rs6000_adjust_cost): Add POWER7 support.
12206 (insn_must_be_first_in_group): Ditto.
12207 (insn_must_be_last_in_group): Ditto.
12208 (rs6000_emit_popcount): Ditto.
12209 (rs6000_vector_mode_supported_p): Ditto.
12211 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
12212 Change some of the functions called by macros to being called
12213 through a pointer, so debug functions can be inserted if
12214 -mdebug=addr or -mdebug=cost.
12215 (rs6000_preferred_reload_class_ptr): Ditto.
12216 (rs6000_secondary_reload_class_ptr): Ditto.
12217 (rs6000_secondary_memory_needed_ptr): Ditto.
12218 (rs6000_cannot_change_mode_class_ptr): Ditto.
12219 (rs6000_secondary_reload_inner): Ditto.
12220 (rs6000_legitimize_reload_address): Ditto.
12221 (rs6000_legitimize_reload_address_ptr): Ditto.
12222 (rs6000_mode_dependent_address): Ditto.
12223 (rs6000_mode_dependent_address_ptr): Ditto.
12225 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
12226 function to return true if the mode allows reg + integer
12228 (virtual_stack_registers_memory_p): New function to return true if
12229 the address refers to a virtual stack register.
12230 (rs6000_legitimate_offset_address_p): Move code to say whether a
12231 mode supports reg+int addressing to reg_offset_addressing_ok_p and
12233 (rs6000_legitimate_address_p): Add checks for modes that only can
12234 do reg+reg addressing. Start adding VSX support.
12235 (rs6000_legitimize_reload_address): Ditto.
12236 (rs6000_legitimize_address): Ditto.
12237 (rs6000_debug_legitimate_address_p): New debug functions for
12238 -mdebug=addr and -mdebug=cost.
12239 (rs6000_debug_rtx_costs): Ditto.
12240 (rs6000_debug_address_costs): Ditto.
12241 (rs6000_debug_adjust_cost): Ditto.
12242 (rs6000_debug_legitimize_address): Ditto.
12243 (rs6000_legitimize_reload_address_ptr): Point to call normal
12244 function or debug function. Make functions called via pointer
12246 (rs6000_mode_dependent_address_ptr): Ditto.
12247 (rs6000_secondary_reload_class_ptr): Ditto.
12248 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
12249 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
12250 into a friendlier error.
12251 (rs6000_init_builtins): Add initial VSX support.
12252 (rs6000_adjust_cost): Fix some spacing issues.
12254 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
12255 (REG_CLASS_NAMES): Ditto.
12256 (REG_CLASS_CONTENTS): Ditto.
12257 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
12258 pointer, to add -mdebug=addr support.
12259 (CANNOT_CHANGE_MODE_CLASS): Ditto.
12260 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
12261 -mdebug=addr support.
12262 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
12263 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
12264 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
12266 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
12268 (bswapsi*): Set attribute types for load/store. Add combiner
12269 patterns to eliminate zero extend on 64-bit.
12270 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
12271 stdbrx if the hardware supports those instructions.
12273 2009-06-25 Ian Lance Taylor <iant@google.com>
12275 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
12276 (Link Options): Document -static-libstdc++.
12278 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12281 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
12282 DATA_ALIGNMENT instead.
12284 2009-06-25 Richard Guenther <rguenther@suse.de>
12286 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
12287 indirect references against the callused/escaped solutions.
12288 (call_may_clobber_ref_p_1): Likewise.
12290 2009-06-25 Martin Jambor <mjambor@suse.cz>
12292 PR tree-optimization/40493
12293 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
12294 (enum unscalarized_data_handling): New type.
12295 (handle_unscalarized_data_in_subtree): Return what has been done.
12296 (load_assign_lhs_subreplacements): Handle left flushes differently.
12297 (sra_modify_assign): Use unscalarized_data_handling, simplified
12298 condition determining whether to remove the statement.
12300 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12302 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12303 excerpt - @ should be doubled for texinfo.
12305 2009-06-24 Ian Lance Taylor <iant@google.com>
12307 * config/arc/arc.c: Include "df.h".
12308 (arc_attribute_table): Make static. Move higher in file.
12309 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12310 (output_shift): Initialize n later to avoid warning.
12311 * config/arm/arm.c (arm_attribute_table): Make static. Move
12313 * config/avr/avr.c (avr_attribute_table): Make static. Move
12315 (reg_class_tab): Change array type from int to enum reg_class.
12316 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12318 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12319 (lshrhi3_out): Likewise.
12320 (class_likely_spilled_p): Change return type to bool.
12321 (avr_rtx_costs): Use local code variable with enum type.
12322 * config/avr/avr.md (movmemhi): Use add_reg_note.
12323 (andhi3, andsi3): Don't use AS2 with "and".
12324 (iorhi3, iorsi3): Don't use AS2 with "or".
12325 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12326 * config/crx/crx.c: Include "df.h".
12327 (crx_attribute_table): Make static.
12328 * config/m32r/m32r.c: Include "df.h".
12329 (m32r_attribute_table): Make static. Move higher in file.
12330 (pop): Use add_reg_note.
12331 (block_move_call): Change 0 to LCT_NORMAL in function call.
12332 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12333 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12334 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12335 declare, not just when TREE_CODE is defined.
12336 * config/m68hc11/m68hc11.c: Include "expr.h".
12337 (m68hc11_attribute_table): Make static. Move higher in file.
12338 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12340 (m68hc11_register_indirect_p): Likewise.
12341 (m68hc11_function_arg_padding): Change return type to enum
12343 (emit_move_after_reload): Use add_reg_note.
12344 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12345 (m68hc11_split_logical): Likewise.
12346 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12348 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12349 to VOIDmode in function call.
12350 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12352 (m68hc11_split_logical): Update declaration.
12353 (m68hc11_function_arg_padding): Update declaration.
12354 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12355 to array of enum reg_class.
12356 (mcore_attribute_table): Make static. Move higher in file.
12357 (mcore_rtx_costs): Add cast to enum type.
12358 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12359 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12360 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12362 * config/sh/predicates.md (trapping_target_operand): Rename and to
12364 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12366 * config/spu/spu.c (spu_attribute_table): Make static. Move
12368 * config/v850/v850.c (v850_attribute_table): Make static. Move
12370 (v850_rtx_costs): Use local code with enum type.
12371 (expand_epilogue): Add cast.
12372 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12374 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12377 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12378 -m2a-single-only and -m2a-nofpu.
12379 * config/sh/sh.opt: Document m2a generates FPU code.
12381 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12383 * defaults.h (CAN_ELIMINATE): Provide default.
12384 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12385 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12386 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12387 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12388 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12389 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12390 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12391 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12392 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12393 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12395 2009-06-24 DJ Delorie <dj@redhat.com>
12397 * mep-ext-cop.cpu: Fix copyright notice.
12398 * mep-default: Fix copyright notice.
12399 * mep-core: Fix copyright notice.
12400 * mep: Fix copyright notice.
12401 * mep-ivc2: Fix copyright notice.
12402 * mep-c5: Fix copyright notice.
12404 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12406 * doc/contrib.texi (Contributors):
12408 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12410 PR middle-end/40501
12411 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12412 src and dst operands if necessary.
12414 2009-06-23 DJ Delorie <dj@redhat.com>
12417 * config.gcc: Add mep support.
12418 * recog.c: Resurrect validate_replace_rtx_subexp().
12419 * recog.h: Likewise.
12420 * config/mep/: Add new port:
12421 * config/mep/constraints.md: New file.
12422 * config/mep/default.h: New file.
12423 * config/mep/intrinsics.h: New file.
12424 * config/mep/intrinsics.md: New file.
12425 * config/mep/ivc2-template.h: New file.
12426 * config/mep/mep-c5.cpu: New file.
12427 * config/mep/mep-core.cpu: New file.
12428 * config/mep/mep-default.cpu: New file.
12429 * config/mep/mep-ext-cop.cpu: New file.
12430 * config/mep/mep-intrin.h: New file.
12431 * config/mep/mep-ivc2.cpu: New file.
12432 * config/mep/mep-lib1.asm: New file.
12433 * config/mep/mep-lib2.c: New file.
12434 * config/mep/mep-pragma.c: New file.
12435 * config/mep/mep-protos.h: New file.
12436 * config/mep/mep-tramp.c: New file.
12437 * config/mep/mep.c: New file.
12438 * config/mep/mep.cpu: New file.
12439 * config/mep/mep.h: New file.
12440 * config/mep/mep.md: New file.
12441 * config/mep/mep.opt: New file.
12442 * config/mep/predicates.md: New file.
12443 * config/mep/t-mep: New file.
12445 2009-06-23 Ian Lance Taylor <iant@google.com>
12447 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12448 from loose_warn into c_loose_warn and from strict_warn into
12449 c_strict_warn. Set and substitute warn_cxxflags. Check for
12450 --enable-build-with-cxx. Set and substitute
12451 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12452 * Makefile.in (CXXFLAGS): New variable.
12453 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12454 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12455 the default is the same as $(STRICT_WARN).
12456 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12457 (CXX): New variable.
12458 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12459 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12460 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12461 (HOST_LIBS): New variable.
12462 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12463 (ALL_CXXFLAGS): New variable.
12464 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12465 * doc/install.texi (Configuration): Document
12466 --enable-build-with-cxx, --with-stage1-ldflags,
12467 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12468 * configure: Rebuild.
12470 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12472 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12473 from previous commit.
12475 2009-06-23 Ian Lance Taylor <iant@google.com>
12477 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12479 2009-06-23 Ian Lance Taylor <iant@google.com>
12481 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12482 with ATTRIBUTE_UNUSED.
12484 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12485 Pat Haugen <pthaugen@us.ibm.com>
12486 Revital Eres <eres@il.ibm.com>
12488 * config.in (HAVE_AS_POPCNTD): Add default definition.
12489 (HAVE_AS_LWSYNC): Ditto.
12491 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12493 (gcc_cv_as_powerpc_cmpb): Ditto.
12494 (gcc_cv_as_powerpc_dfp): Ditto.
12495 (gcc_cv_as_powerpc_vsx): Ditto.
12496 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12497 supporting the popcntd/lwsync instructions.
12498 (gcc_cv_as_powerpc_lwsync): Ditto.
12499 * configure: Regenerate.
12501 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12502 -mcpu=native and -mcpu=power7.
12503 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12505 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12506 a variable instead of a mask to reduce the number of mask bits.
12507 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12508 (-mbit-word): Ditto.
12509 (-mregnames): Ditto.
12510 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12511 (-mfused-madd): Ditto.
12513 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12515 (-mvsx): New switch for VSX instructions.
12516 (-misel): Move from a variable to a mask to allow it to be set by
12519 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12520 function declaration to an array declaration.
12521 (rs6000_hard_regno_nregs): New external array declaration.
12523 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12524 files included by rs6000.md.
12526 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12527 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12529 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12531 (rs6000_debug_reg): New -mdebug= variables.
12532 (rs6000_debug_addr): Ditto.
12533 (rs6000_debug_cost): Ditto.
12534 (rs6000_pmode): New variable to hold Pmode.
12535 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12536 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12537 calculated at compiler start.
12538 (rs6000_hard_regno_nregs): Change function to an array which holds
12539 HARD_REGNO_NREGS calculated at compiler start.
12540 (rs6000_explicit_options): Delete isel field.
12541 (rs6000_vector_unit): New array to hold which vector unit
12542 supports arithmetic options for a given type.
12543 (rs6000_vector_mem): New array to hold which vector unit supports
12544 memory reference operations for a given type.
12545 (rs6000_vector_align): New array to given the alignment of each
12547 (power7_cost): New basic costs for power7.
12548 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12549 (rs6000_hard_regno_nregs_internal): New function, moved from
12550 HARD_REGNO_NREGS, to calculate the number of registers each hard
12551 register takes for each type.
12552 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12553 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12554 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12555 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12556 unit information here so it is calculated once at compiler startup
12558 (rs6000_override_options): Make -misel a target mask. Add more
12559 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12560 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12562 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12563 (rs6000_handle_option): Move -misel from variable to target mask.
12564 (rs6000_builtin_mask_for_load): Add VSX support.
12565 (rs6000_conditional_register_usage): Ditto.
12566 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12567 (function_arg_boundary): Ditto.
12568 (rs6000_expand_builtin): Ditto.
12569 (def_builtin): Make abort message a little friendlier.
12570 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12572 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12573 assembler support the popcntd instruction instead of a vsx
12574 instruction to enable power7 support.
12575 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12576 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12577 option to the assembler if -mcpu=native.
12578 (ASM_CPU_NATIVE_SPEC): Ditto.
12579 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12581 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12582 the lwsync instruction.
12583 (enum processor_type): Add PROCESSOR_POWER7.
12584 (rs6000_debug_reg): New -mdebug= options.
12585 (rs6000_debug_addr): Ditto.
12586 (rs6000_debug_cost): Ditto.
12587 (rs6000_isel): Delete.
12588 (enum rs6000_vector): New enum to say what vector unit we have.
12589 (VECTOR_UNIT_*): New macros to say which vector unit has
12590 arithmetic operations for a given type.
12591 (VECTOR_MEM_*): New macros to say which vector unit has memory
12592 operations for a given type.
12593 (TARGET_LDBRX): Whether the machine supports the ldbrx
12595 (TARGET_ISEL): Delete, -misel moved to be a mask.
12596 (TARGET_ISEL64): New macro for 64-bit isel support.
12597 (UNITS_PER_VSX_WORD): New macro.
12598 (POINTER_SIZE): Move to be an external variable, rather than
12599 calculating whether we are generating 32 ot 64-bit code.
12601 (STACK_BOUNDARY): Add VSX support.
12602 (LOCAL_ALIGNMENT): Ditto.
12603 (SLOW_UNALIGNED_ACCESS): Ditto.
12604 (VSX_REGNO_P): New macro for VSX support.
12605 (VFLOAT_REGNO_P): Ditto.
12606 (VINT_REGNO_P): Ditto.
12607 (VLOGICAL_REGNO_P): Ditto.
12608 (VSX_VECTOR_MODE): Ditto.
12609 (VSX_SCALAR_MODE): Ditto.
12611 (VSX_MOVE_MODE): Ditto.
12612 (VSX_REG_CLASS_P): Ditto.
12613 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12615 (UNITS_PER_SIMD_WORD): Add VSX support.
12616 (MODES_TIEABLE_P): Ditto.
12617 (STARTING_FRAME_OFFSET): Ditto.
12618 (STACK_DYNAMIC_OFFSET): Ditto.
12619 (EPILOGUE_USES): Ditto.
12620 (REGNO_REG_CLASS): Move to array lookup.
12621 (CLASS_MAX_NREGS): Ditto.
12622 (rs6000_vector_reg_class): Add declaration.
12623 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12624 overlap with the floating point and Altivec registers.
12626 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12628 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12629 give the appropriate asm switches if -mcpu=native.
12630 (host_detect_local_cpu): Add support for "asm".
12631 (host_detect_local_cpu): Follow GNU code guidelines for name.
12633 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12634 -mbit-word to a variable instead of being a target mask.
12636 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12637 emit the lwsync instruction instead of emitting the instruction as
12638 an integer constant.
12640 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12641 fixuns_trundfsi2, move expander into rs6000.md.
12643 * config/rs6000/rs6000.md (cpu): Add power7.
12644 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12645 (logical predicate patterns): Change the single instruction
12646 primitives that set CR0 to be fast_compare instead of compare.
12648 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12649 (popcntddi2): Ditto.
12650 (popcount<mode>): Ditto.
12651 (floating multiply/add insns): Name the floating point
12652 multiply/add insns.
12653 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12654 (isel_unsigned_<mode>): Ditto.
12655 (fixuns_trundfsi2): Move expander here from spe.md.
12656 (smindi3): Define if we have -misel on 64-bit systems.
12661 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12663 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12665 * config/avr/avr.c (avr_current_device): New variable.
12666 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12667 (avr_arch, mcu_type_s): Move to avr.h.
12668 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12669 default_data_section_start fields.
12670 (avr_arch): Moved from avr.c.
12671 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12672 library_name fields.
12673 (avr_current_device, avr_mcu_types, avr_arch_types,
12674 avr_device_to_arch, avr_device_to_data_start,
12675 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12676 (EXTRA_SPEC_FUNCTIONS): Define.
12677 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12678 options mapping. Use device_to_arch and device_to_data_start insted.
12679 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12680 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12681 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12682 * config/avr/driver-avr.c: New file.
12683 * config/avr/avr-devices.c: New file.
12685 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12687 * var-tracking.c (unshare_variable): Force initialized to
12688 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12689 (set_variable_part): Likewise.
12690 (struct variable_union_info): Remove pos_src field.
12691 (vui_vec, vui_allocated): New variables.
12692 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12693 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12694 == 1 use a simpler sorting algorithm. Compute pos field right
12695 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12696 Avoid quadratic comparison if !flag_var_tracking_uninit.
12697 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12698 unshare_variable unconditionally.
12699 (dataflow_set_different_2): Removed.
12700 (dataflow_set_different): Don't traverse second hash table.
12701 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12702 unconditionally to var_reg_set or var_mem_set.
12703 (emit_notes_in_bb): Likewise.
12704 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12706 (emit_note_insn_var_location): Don't set initialized to
12707 VAR_INIT_STATUS_INITIALIZED early.
12708 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12710 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12712 * tree-object-size.c (addr_object_size): Instead of checking
12713 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12714 are no FIELD_DECLs following it.
12716 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12718 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12719 order to match bswaps with signed source operands.
12721 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12723 * sdbout.c (sdbout_one_type): Fix braces in switch.
12725 2009-06-23 Richard Guenther <rguenther@suse.de>
12727 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12729 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12730 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12731 var_callused, callused_tree, var_storedanything, storedanything_tree,
12732 var_integer, integer_tree): Remove global variables.
12733 (new_var_info): Do not pass new id, append the new var to the
12734 global variable vector.
12735 (do_ds_constraint): Use is_global_var member of the variable-info.
12736 (new_scalar_tmp_constraint_exp): Adjust.
12737 (create_function_info_for): Likewise.
12738 (create_variable_info_for): Likewise.
12739 (find_what_var_points_to): Remove dead code.
12740 (init_base_vars): Simplify.
12741 (compute_points_to_sets): Adjust.
12743 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12745 * combine.c (try_combine): Dump information about the insns we're
12748 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12750 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12751 check when calling force_to_mode on TRUNCATE's operand.
12753 2009-06-22 Ian Lance Taylor <iant@google.com>
12755 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12757 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12759 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12761 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12763 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12764 override library linkage flags such as -static-libgcc or
12767 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12769 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12771 2009-06-22 Ian Lance Taylor <iant@google.com>
12773 * config/linux.opt: Put mglibc ahead of muclibc.
12775 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12776 for duplicate decls.
12778 2009-06-22 Matthias Klose <doko@ubuntu.com>
12780 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12782 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12785 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12786 instead of NULL if a parser error occurs.
12788 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12790 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12791 non-DWARF2_DEBUGGING_INFO version.
12793 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12795 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12796 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12798 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12799 (LIBGCC2_TF_CEXT): Define.
12802 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12805 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12807 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12809 * config/arm/arm.c (arm_override_options): Disable
12810 -mcaller-super-interworking and -mcallee-super-interworking.
12811 * doc/invoke.texi (ARM Options): Document this.
12813 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12815 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12816 * config/arm/constraints.md (j): New constraint for movw operands.
12817 (N): Remove thumb2 meaning.
12818 * config/arm/arm.md (*arm_movw): Delete.
12819 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12820 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12821 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12823 2009-06-22 Martin Jambor <mjambor@suse.cz>
12825 PR tree-optimization/40492
12826 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12827 build_ref_for_offset.
12829 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12831 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12832 JUMP_TABLE_DATA_P predicates where applicable.
12833 * auto-inc-dec.c: Ditto.
12834 * builtins.c: Ditto.
12835 * caller-save.c: Ditto.
12837 * cfgcleanup.c: Ditto.
12838 * cfglayout.c: Ditto.
12840 * combine.c: Ditto.
12841 * combine-stack-adj.c: Ditto.
12845 * df-scan.c: Ditto.
12847 * dwarf2asm.c: Ditto.
12848 * dwarf2out.c: Ditto.
12849 * emit-rtl.c: Ditto.
12855 * function.c: Ditto.
12858 * genpreds.c: Ditto.
12859 * genrecog.c: Ditto.
12861 * ira-costs.c: Ditto.
12862 * ira-lives.c: Ditto.
12864 * loop-iv.c: Ditto.
12865 * lower-subreg.c: Ditto.
12866 * modulo-sched.c: Ditto.
12868 * postreload.c: Ditto.
12869 * print-rtl.c: Ditto.
12871 * reginfo.c: Ditto.
12872 * regmove.c: Ditto.
12873 * reload1.c: Ditto.
12876 * rtlanal.c: Ditto.
12878 * sched-vis.c: Ditto.
12880 * sel-sched-ir.c: Ditto.
12881 * simplify-rtx.c: Ditto.
12882 * targhooks.c: Ditto.
12883 * var-tracking.c: Ditto.
12884 * vmsdbgout.c: Ditto.
12886 2009-06-22 Matthias Klose <doko@ubuntu.com>
12888 * Makefile.in (install-plugin): Always use DESTDIR.
12890 2009-06-22 Olivier Hainque <hainque@adacore.com>
12892 * config/pa/pa.c (output_call): Don't optimize post call jumps
12893 into return address adjustments if the call may throw.
12895 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12897 * arm.c (thumb1_output_casesi): New function.
12898 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12899 optimizing for size or PIC.
12900 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12901 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12902 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12903 (thumb1_casesi_internal_pic): New expand rule.
12904 (thumb1_casesi_dispatch): New pattern.
12905 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12907 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12908 in the text seciton when PIC or optimizing for size.
12909 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12910 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12911 preservation properties of code.
12912 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12913 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12914 (__gnu_thumb1_case_si): New function.
12915 * t-arm (LIB1ASMSRC): Define here.
12916 (LIB1ASMFUNCS): Add some common functions.
12917 * t-arm-elf (LIB1ASMSRC): Delete.
12918 (LIB1ASMFUNCS): Append to existing set.
12919 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12920 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12921 * t-symbian (LIB1ASMFUNCS): Likewise.
12922 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12923 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12925 2009-06-21 Richard Guenther <rguenther@suse.de>
12927 PR tree-optimization/38729
12928 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12929 to loops with a single exit if -fno-expensive-optimizations.
12931 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12933 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12934 (dataflow_set): Change vars type from htab_t to shared_hash.
12935 (shared_hash_pool, empty_shared_hash): New variables.
12936 (vars_clear): Removed.
12937 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12938 shared_hash_find_slot_unshare, shared_hash_find_slot,
12939 shared_hash_find_slot_noinsert, shared_hash_find): New
12941 (shared_hash_unshare, shared_hash_destroy): New functions.
12942 (unshare_variable): Unshare set->vars if shared, use
12944 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12945 (get_init_value, find_src_set_src, dump_dataflow_set,
12946 clobber_variable_part, emit_notes_for_differences): Use
12948 (dataflow_set_init): Remove second argument, set vars to
12949 empty_shared_hash instead of creating a new htab.
12950 (dataflow_set_clear): Call shared_hash_destroy and set vars
12951 to empty_shared_hash instead of calling vars_clear.
12952 (dataflow_set_copy): Don't call vars_copy, instead just share
12953 the src htab with dst.
12954 (variable_union): Use shared_hash_*, use initially NO_INSERT
12955 lookup if set->vars is shared. Don't keep slot cleared before
12956 calling unshare_variable. Unshare set->vars if needed.
12957 Even ->refcount == 1 vars must be unshared if set->vars is shared
12958 and var needs to be modified.
12959 (variable_canonicalize): New function.
12960 (dataflow_set_union): If dst->vars is empty, just share src->vars
12961 with dst->vars and traverse with variable_canonicalize to canonicalize
12962 and unshare what is needed.
12963 (dataflow_set_different): If old_set and new_set use the same shared
12964 htab, they aren't different. If number of htab elements is different,
12965 htabs are different. Use shared_hash_*.
12966 (dataflow_set_destroy): Call shared_hash_destroy instead of
12968 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12969 second argument to dataflow_set_init.
12970 (vt_initialize): Likewise. Initialize shared_hash_pool and
12971 empty_shared_hash, move bb in/out initialization afterwards.
12972 Use variable_htab_free instead of NULL as changed_variables del hook.
12973 (variable_was_changed): Change type of second argument to pointer to
12974 dataflow_set. When inserting var into changed_variables, bump
12975 refcount. Unshare set->vars if set is shared htab and slot needs to
12977 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12978 lookup if set->vars is shared. Unshare set->vars if needed.
12979 Even ->refcount == 1 vars must be unshared if set->vars is shared
12980 and var needs to be modified. Adjust variable_was_changed caller.
12981 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12982 vars must be unshared if set->vars is shared and var needs to be
12983 modified. Adjust variable_was_changed caller.
12984 (emit_note_insn_var_location): Don't pool_free var.
12985 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12987 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12988 free_alloc_pool on shared_hash_pool.
12990 2009-06-20 Anthony Green <green@moxielogic.com>
12992 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12993 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12995 2009-06-20 Richard Guenther <rguenther@suse.de>
12997 * tree-ssa-structalias.c (find_func_aliases): For memset use
12998 a constraint from NULL if we memset to zero.
12999 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
13000 we explicitly handle that do not read from memory.
13001 (call_may_clobber_ref_p_1): Properly handle builtins that may
13004 2009-06-20 Richard Guenther <rguenther@suse.de>
13006 PR tree-optimization/40495
13007 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
13008 (new_scalar_tmp_constraint_exp): New function.
13009 (process_constraint): Do not create temporary decls.
13010 (process_all_all_constraints): Likewise.
13011 (handle_const_call): Likewise.
13012 (create_function_info_for): Do not set decl.
13014 2009-06-19 Ian Lance Taylor <iant@google.com>
13016 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
13017 (rs6000_attribute_table): Make static; move before use.
13019 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
13021 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
13022 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
13023 Propagate the TREE_READONLY flag without overwriting it.
13024 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
13025 Propagate the TREE_READONLY flag onto the result.
13026 (process_call_operands): Move around. Use correct constant value.
13028 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13031 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
13032 * config/arm/arm.md: Likewise.
13034 2009-06-19 Ian Lance Taylor <iant@google.com>
13036 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
13037 to GIMPLE_ERROR_MARK.
13039 * c-typeck.c (build_conditional_expr): Add op1_original_type and
13040 op2_original_type parameters. Warn about using different enum types.
13041 * c-parser.c (c_parser_conditional_expression): Pass original
13042 types to build_conditional_expr.
13043 * c-tree.h (build_conditional_expr): Update declaration.
13045 2009-06-19 Ian Lance Taylor <iant@google.com>
13047 * config/i386/i386.c (ix86_function_specific_save): Test that
13048 fields match values, rather than testing the values are in a
13051 2009-06-19 Richard Guenther <rguenther@suse.de>
13053 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
13054 ADDR_EXPR pointers.
13055 (ptr_derefs_may_alias_p): Likewise.
13056 (ptr_deref_may_alias_ref_p_1): New function.
13057 (ptr_deref_may_alias_ref_p): Likewise.
13058 (ref_maybe_used_by_call_p_1): Handle builtins that are not
13059 covered by looking at the ESCAPED solution.
13060 (call_may_clobber_ref_p_1): Likewise.
13061 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
13062 Handle NULL_TREE offset. Do not produce redundant constraints.
13063 (process_all_all_constraints): New helper function.
13064 (do_structure_copy): Use it.
13065 (handle_lhs_call): Likewise.
13066 (find_func_aliases): Handle some builtins with pointer arguments
13067 and/or return values explicitly.
13069 2009-06-19 Ian Lance Taylor <iant@google.com>
13071 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
13073 2009-06-19 Ian Lance Taylor <iant@google.com>
13075 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
13077 2009-06-19 Ian Lance Taylor <iant@google.com>
13079 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
13080 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
13083 * c-decl.c (finish_decl): If -Wc++-compat, warn about
13084 uninitialized const.
13086 2009-06-19 Ian Lance Taylor <iant@google.com>
13088 * dse.c (struct store_info): Rename bitmap field to bmap. Change
13091 * c-decl.c (in_struct, struct_types): Remove.
13092 (struct c_binding): Add in_struct field.
13093 (c_binding_ptr): Define type, along with VEC.
13094 (struct c_struct_parse_info): Define.
13095 (struct_parse_info): New static variable.
13096 (bind): Initialize in_struct field.
13097 (start_struct): Remove enclosing_in_struct and
13098 enclosing_struct_types parameters. Add
13099 enclosing_struct_parse_info parameter. Change all callers. Set
13100 struct_parse_info rather than in_struct and struct_types.
13101 (grokfield): If -Wc++-compat and there is a symbol binding for the
13102 field name, set the in_struct flag and push it on the
13103 struct_parse_info->fields vector.
13104 (warn_cxx_compat_finish_struct): New static function.
13105 (finish_struct): Remove enclosing_in_struct and
13106 enclosing_struct_types parameters. Add
13107 enclosing_struct_parse_info parameter. Change all callers. Don't
13108 set C_TYPE_DEFINED_IN_STRUCT here. Call
13109 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
13110 parameter. Only push on struct_types if warn_cxx_compat.
13111 (finish_enum): Only push on struct_types if warn_cxx_compat.
13112 (declspecs_add_type): Add loc parameter. Change all callers.
13113 Change all error calls to error_at. Pass loc, not input_location,
13114 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
13115 defined in a struct. If -Wc++-compat and parsing a struct, record
13116 that a typedef name was used.
13117 * c-parser.c (c_parser_declspecs): Get location to pass to
13118 declspecs_add_type.
13119 (c_parser_struct_or_union_specifier): Update calls to start_struct
13121 * c-tree.h (struct c_struct_parse_info): Declare.
13122 (finish_struct, start_struct): Update declarations.
13123 (declspecs_add_type): Update declaration.
13125 2009-06-19 Ian Lance Taylor <iant@google.com>
13127 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
13128 variable with an anonymous type.
13130 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13132 * see.c: Remove for real.
13134 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13136 * optabs.h (enum optab_index): Add new OTI_significand.
13137 (significand_optab): Define corresponding macro.
13138 * optabs.c (init_optabs): Initialize significand_optab.
13139 * genopinit.c (optabs): Implement significand_optab using
13140 significand?f2 patterns.
13141 * builtins.c (expand_builtin_mathfn): Handle
13142 BUILT_IN_SIGNIFICAND{,F,L}.
13143 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
13144 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
13146 * config/i386/i386.md (significandxf2, significand<mode>2): New
13147 expanders to implement significandf, significand and significandl
13148 built-ins as inline x87 intrinsics.
13150 2009-06-18 Anatoly Sokolov <aesok@post.ru>
13152 * config/avr/avr.c (avr_override_options): Remove setting value of
13153 PARAM_INLINE_CALL_COST.
13155 2009-06-18 Richard Henderson <rth@redhat.com>
13158 * tree-pass.h (TDF_ASMNAME): New.
13159 * tree-dump.c (dump_options): Add asmname.
13160 * doc/invoke.texi: Document it.
13162 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
13163 (dump_decl_name): ...here.
13164 (dump_function_name): New flags arg; mind TDF_ASMNAME.
13165 (dump_generic_node): Update dump_function_name calls.
13166 (print_call_name): New flags arg; update all dump calls.
13167 * diagnostic.h (print_call_name): Update.
13168 * gimple-pretty-print.c (dump_gimple_call): Update.
13170 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
13173 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
13175 2009-06-18 Diego Novillo <dnovillo@google.com>
13177 * doc/plugins.texi: Document plugin_is_GPL_compatible.
13178 * plugin.c (str_license): Declare.
13179 (try_init_one_plugin): Assert that the symbol
13180 'plugin_is_GPL_compatible' exists.
13182 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
13185 * Makefile.in (OBJS-common): Remove see.o.
13187 * common.opt (fsee): Mark as preserved for backward compatibility.
13188 * opts.c (common_handle_option): Add OPT_fsee to the backward
13189 compatibility section.
13190 * passes.c (init_optimization_passes, pass_see): Remove pass.
13191 * timevar.def (TV_SEE): Remove.
13192 * tree-pass.h (pass_see): Remove declaration.
13193 * doc/invoke.texi (-fsee): Remove documentation.
13195 2009-06-18 Martin Jambor <mjambor@suse.cz>
13197 * tree-sra.c: Include statistics.h
13198 (sra_stats): New variable.
13199 (sra_initialize): Clear sra_stats.
13200 (create_access_replacement): Increment sra_stats.replacements.
13201 (get_access_replacement): Do not return twice.
13202 (analyze_all_variable_accesses): Increment statistics counter by the
13203 number of scalarized aggregates.
13204 (generate_subtree_copies): Increment sra_stats.subtree_copies.
13205 (sra_modify_expr): Increment sra_stats.exprs.
13206 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
13207 (sra_modify_assign): Increment sra_stats.exprs,
13208 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
13209 (perform_intra_sra): Update statistics counters.
13210 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
13212 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13214 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
13215 (arm_scalar_mode_supported_p): New function.
13217 2009-06-18 Paul Brook <paul@codesourcery.com>
13218 Sandra Loosemore <sandra@codesourcery.com>
13220 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
13221 (__extendhfsf2, __truncsfhf2): Define.
13222 * config/arm/fp16.c: New file.
13223 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13224 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13226 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13228 * doc/extend.texi (Half-Precision): New section.
13229 * doc/invoke.texi (Option Summary): List -mfp16-format.
13230 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
13231 * config/arm/arm.opt (mfp16-format=): New.
13232 * config/arm/arm.c: Include intl.h.
13233 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
13234 (TARGET_INVALID_RETURN_TYPE): Redefine.
13235 (TARGET_PROMOTED_TYPE): Redefine.
13236 (TARGET_CONVERT_TO_TYPE): Redefine.
13237 (arm_fp16_format): Define.
13238 (all_fpus): Add entry for neon-fp16.
13239 (fp_model_for_fpu): Likewise.
13240 (struct fp16_format): Declare.
13241 (all_fp16_formats): Define.
13242 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
13244 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
13246 (arm_legitimate_index_p): Treat HFmode like HImode.
13247 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
13248 (coproc_secondary_reload_class): Special-case HFmode.
13249 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
13250 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
13251 (arm_init_fp16_builtins): New.
13252 (arm_init_builtins): Call it.
13253 (arm_invalid_parameter_type): New.
13254 (arm_invalid_return_type): New.
13255 (arm_promoted_type): New.
13256 (arm_convert_to_type).
13257 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
13259 (arm_emit_fp16_const): New function.
13260 (arm_mangle_type): Mangle __fp16 as "Dh".
13261 * config/arm/arm.h (TARGET_VFPD32): Make it know about
13263 (TARGET_NEON_FP16): New.
13264 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
13265 (enum fputype): Add FPUTYPE_NEON_FP16.
13266 (enum arm_fp16_format_type): Declare.
13267 (arm_fp16_format): Declare.
13268 (LARGEST_EXPONENT_IS_NORMAL): Define.
13269 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
13270 * config/arm/arm-modes.def (HFmode): Define.
13271 * config/arm/vfp.md: (*movhf_vfp): New.
13272 (extendhfsf2): New.
13274 * config/arm/arm.md: (fpu): Add neon_fp16.
13275 (floatsihf2, floatdihf2): New.
13276 (fix_trunchfsi2, fix_trunchfdi2): New.
13278 (extendhfdf2): New.
13280 (*arm32_movhf): New.
13281 (*thumb1_movhf): New.
13282 (consttable_2): Add check for HFmode constants.
13283 (consttable_4): Handle HFmode constants.
13285 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
13287 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
13289 2009-06-17 Olivier Hainque <hainque@adacore.com>
13291 * collect2.c (main): Use CONST_CAST2 to perform char ** to
13292 const char ** conversion in AIX specific section.
13294 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
13296 * config/i386/i386.c (ix86_special_builtin_type): Remove
13297 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13298 (bdesc_special_args): Updated.
13299 (ix86_init_mmx_sse_builtins): Likewise.
13300 (ix86_expand_special_args_builtin): Likewise.
13302 2009-06-17 Richard Henderson <rth@redhat.com>
13304 * tree-pretty-print.c (maybe_dump_asm_name): New.
13305 (dump_decl_name): Use it.
13306 (PRINT_FUNCTION_NAME): Merge into...
13307 (dump_function_name): ... here. Use maybe_dump_asm_name.
13309 2009-06-17 Cary Coutant <ccoutant@google.com>
13311 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13313 * debug.c (struct gcc_debug_hooks): Change placeholder for
13315 (debug_nothing_int_charstar_int): Replaced by...
13316 (debug_nothing_int_charstar_int_bool): ...this.
13317 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13318 source_line prototype.
13319 (debug_nothing_int_charstar_int): Replaced by...
13320 (debug_nothing_int_charstar_int_bool): ...this.
13321 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13322 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13323 Output is_stmt operand when necessary.
13324 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13325 (notice_source_line): Add is_stmt parameter.
13326 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13327 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13329 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13330 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13332 2009-06-17 Ian Lance Taylor <iant@google.com>
13334 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13336 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13339 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13341 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13342 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13343 tree_strip_sign_nop_conversions and
13344 tree_ssa_strip_useless_type_conversions rather than stripping
13345 the operations here.
13346 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13348 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13349 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13350 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13351 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13354 2009-06-17 Michael Eager <eager@eagercon.com>
13356 * config/rs6000/constraints.md (register_constraint "d"): New.
13357 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13358 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13359 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13360 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13361 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13362 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13363 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13364 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13365 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13366 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13368 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13369 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13370 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13371 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13372 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13373 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13374 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13375 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13376 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13377 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13378 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13379 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13380 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13381 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13383 2009-06-16 Ian Lance Taylor <iant@google.com>
13385 * profile.c (total_num_never_executed): Don't define.
13386 (compute_branch_probabilities): Don't count or print
13387 num_never_executed.
13388 (init_branch_prob): Don't set total_num_never_executed.
13389 (end_branch_prob): Don't print total_num_never_executed.
13391 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13393 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13395 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13397 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13398 (nabstd2_fpr): Same.
13400 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13402 * expr.c (expand_assignment): Change complex type check.
13404 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13406 * doc/plugins.texi (Building GCC plugins): Added new section.
13408 2009-06-17 Ian Lance Taylor <iant@google.com>
13410 * c-pch.c (get_ident): Don't set size of templ array.
13411 (pch_init): Don't set size of partial_pch array.
13413 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13414 string constant to intialize an array whose size is the length of
13417 2009-06-17 Richard Guenther <rguenther@suse.de>
13419 PR tree-optimization/40389
13420 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13421 to addressable types.
13422 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13424 2009-06-17 Richard Guenther <rguenther@suse.de>
13426 PR middle-end/40460
13427 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13428 if there is no evolution of left in the loop bail out.
13429 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13430 chrec_fold_multiply.
13432 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13433 Janis Johnson <janis187@us.ibm.com>
13436 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13437 for the symbol ref of a constant that is the source of a move
13438 - nor for any other not-obvious-label-ref constants.
13440 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13442 * plugin.c (position_pass): Skip newly inserted pass during list
13443 traversal to avoid repeated insertion.
13445 2009-06-16 Ian Lance Taylor <iant@google.com>
13447 * vec.h (VEC_stack_alloc): Define different version if
13448 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13449 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13450 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13451 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13453 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13455 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13457 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13458 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13459 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13460 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13461 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13462 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13463 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13464 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13465 __builtin_ia32_rdtscp.
13466 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13467 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13468 and __builtin_ia32_rorhi.
13469 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13470 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13471 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13472 (ix86_expand_args_builtin): Likewise.
13473 (ix86_expand_special_args_builtin): Likewise.
13475 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13476 (UNSPECV_RDTSC): Likewise.
13477 (UNSPECV_RDPMC): Likewise.
13478 (*bsr): Renamed to ...
13480 (*bsr_rex64): Renamed to ...
13483 (*rdpmc): Likewise.
13484 (*rdpmc_rex64): Likewise.
13486 (*rdtsc): Likewise.
13487 (*rdtsc_rex64): Likewise.
13488 (rdtscp): Likewise.
13489 (*rdtscp): Likewise.
13490 (*rdtscp_rex64): Likewise.
13492 * config/i386/ia32intrin.h: New.
13494 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13496 2009-06-16 Ian Lance Taylor <iant@google.com>
13498 * ira-build.c (copy_info_to_removed_store_destinations):
13499 Initialize parent_a.
13501 2009-06-16 Ian Lance Taylor <iant@google.com>
13503 * c-decl.c (grokdeclarator): Change size_varies to bool.
13505 2009-06-16 Ian Lance Taylor <iant@google.com>
13507 * sel-sched.c: Make forward declarations of move_op_hooks and
13508 fur_hooks explicitly extern.
13510 2009-06-16 Ian Lance Taylor <iant@google.com>
13512 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13513 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13515 2009-06-16 Ian Lance Taylor <iant@google.com>
13517 * resource.c (mark_referenced_resources): Change
13518 include_delayed_effects parameter to bool. Change all callers.
13519 (mark_end_of_function_resources): Likewise.
13520 * reorg.c (insn_references_resource_p): Likewise.
13521 (insn_sets_resource_p): Likewise.
13522 * resource.h (mark_referenced_resources): Update declaration.
13523 (mark_end_of_function_resources): Update declaration.
13525 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13527 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13529 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13531 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13532 GCC can bootstrap on AIX with GNU Binutils 2.20.
13534 2009-06-16 Ian Lance Taylor <iant@google.com>
13536 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13538 2009-06-16 Ian Lance Taylor <iant@google.com>
13540 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13541 inline, not extern inline.
13542 (exact_log2): Likewise.
13543 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13545 (exact_log2): Likewise, but don't test CTZ_HWI.
13547 2009-06-16 Ian Lance Taylor <iant@google.com>
13549 * bitmap.c (bitmap_clear): Don't declare as inline.
13550 * gimple.c (gimplify_assign): Likewise.
13551 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13552 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13553 (sched_scan_info): Remove duplicate definition.
13555 2009-06-16 Ian Lance Taylor <iant@google.com>
13557 * c-common.c (skip_evaluation): Don't define.
13558 (c_inhibit_evaluation_warnings): Define global variable.
13559 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13560 than skip_evaluation.
13561 (convert_and_check, warn_for_div_by_zero): Likewise.
13562 * c-common.h (skip_evaluation): Don't declare.
13563 (c_inhibit_evaluation_warnings): Declare.
13564 * c-parser.c (c_parser_typeof_specifier): Set
13565 c_inhibit_evaluation_warnings rather than skip_evaluation.
13566 (c_parser_conditional_expression): Likewise.
13567 (c_parser_binary_expression): Likewise.
13568 (c_parser_sizeof_expression): Likewise.
13569 (c_parser_alignof_expression): Likewise.
13570 * c-typeck.c (build_indirect_ref): Check
13571 c_inhibit_evaluation_warnings rather than skip_evaluation.
13572 (build_conditional_expr, build_binary_op): Likewise.
13574 2009-06-16 Richard Guenther <rguenther@suse.de>
13576 * tree-ssa-alias.c (is_escape_site): Remove.
13577 * tree-ssa-alias.h (enum escape_type): Remove.
13578 (is_escape_site): Likewise.
13579 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13580 via casts and asms without deferring to is_escape_site.
13582 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13584 PR middle-end/40446
13585 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13586 use gen_lowpart if op0 has complex mode.
13588 2009-06-16 Richard Guenther <rguenther@suse.de>
13590 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13591 variables add them to ESCAPED.
13592 (find_func_aliases): Do not make all indirectly stored values escaped.
13594 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13596 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13597 make_decl_one_only.
13599 2009-06-16 Martin Jambor <mjambor@suse.cz>
13601 PR tree-optimization/40432
13602 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13603 check whether we need to force gimple register operand.
13605 2009-06-16 Martin Jambor <mjambor@suse.cz>
13607 PR tree-optimization/40413
13608 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13609 build_ref_for_offset.
13610 (propagate_subacesses_accross_link): Fix a typo in a comment.
13612 2009-06-16 Ira Rosen <irar@il.ibm.com>
13614 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13615 with additional parameter.
13616 * tree-vectorizer.h (enum vect_def_type): Add new value
13618 (enum vect_relevant): Add comments.
13619 (vect_is_simple_reduction): Add new argument.
13620 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13621 Detect nested cycles.
13622 (vect_is_simple_reduction): Update documentation, add an argument to
13623 distinguish inner-loop reduction from nested cycle, detect nested
13624 cycles, fix printings and indentation, don't swap operands in case
13626 (get_initial_def_for_reduction): Handle subtraction.
13627 (vect_create_epilog_for_reduction): Add new argument to specify
13628 reduction variable.
13629 (vect_finalize_reduction): Handle subtraction, fix comments.
13630 (vectorizable_reduction): Handle nested cycles. In case of nested
13631 cycle keep track of the reduction variable position. Call
13632 vect_is_simple_reduction with additional parameter. Use original
13633 statement code in reduction epilogue for nested cycle. Call
13634 vect_create_epilog_for_reduction with additional parameter.
13635 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13636 inner-loop vectorization.
13637 (vect_recog_widen_sum_pattern): Likewise.
13638 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13640 (vect_mark_stmts_to_be_vectorized): Likewise.
13641 (vect_get_vec_def_for_operand): Handle nested cycles.
13643 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13645 * doc/invoke.texi (Debugging Options): Fix option index entries
13646 for -fdump-statistics, -frandom-seed add entries for
13647 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13648 (FRV Options): Fix entries for -mTLS, -mtls.
13649 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13650 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13651 (M68hc1x Options): Fix @itemx for -mnominmax.
13652 (MCore Options): Fix entry for -mno-lsim.
13653 (MMIX Options): Fix entry for -mabi=mmixware.
13654 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13656 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13658 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13659 Mention the plugin mode of gengtype.
13660 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13661 * gengtype.c: Updated copyright.
13662 (plugin_files, nb_plugin_files) Added new static variables.
13663 (measure_input_list) Care about plugin_files.
13664 (write_rtx_next): Added early return in plugin mode.
13665 (create_file): Updated copyright year in generated file. Added
13667 (oprintf): Added early return if NULL outf.
13668 (get_output_file_with_visibility): Care of plugin_files.
13669 (get_output_file_name): May return null.
13670 (write_local): Added early return.
13671 (put_mangled_filename): Ditto.
13672 (finish_root_table): Added check for base_files.
13673 (write_roots): Care about null when plugins.
13674 (main): Added plugin mode.
13676 2009-06-15 Ian Lance Taylor <iant@google.com>
13678 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13679 * gcov.c (read_count_file): Add braces around variables declared
13682 * c.opt (Wjump-misses-init): New warning.
13683 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13684 -Wall and -Wc++-compat if not already set.
13685 (c_common_post_options): Clear warn_jump_misses_init if it was not
13687 * c-decl.c (struct c_binding): Change type field to a union with
13688 new label field. Make it the first field in the struct. Update
13689 references to type to use u.type instead.
13690 (struct c_spot_bindings): Define.
13691 (struct c_goto_bindings): Define.
13692 (c_goto_bindings_p): Define, along with VECs.
13693 (struct c_label_vars): Define.
13694 (struct c_scope): Add has_label_bindings field.
13695 (bind_label, set_spot_bindings): New static functions.
13696 (decl_jump_unsafe, update_spot_bindings): New static functions.
13697 (update_label_decls): New static function.
13698 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13699 Update binding u.label field to shadowed field.
13700 (c_binding_start_stmt_expr): New function.
13701 (c_binding_end_stmt_expr): New function.
13702 (pushdecl): Don't call c_begin_vm_scope.
13703 (make_label): Add defining and p_label_vars parameters. Change
13705 (lookup_label): Correct test for whether a label has not yet been
13706 defined. Call bind_label rather than bind.
13707 (warn_about_goto): New static function.
13708 (lookup_label_for_goto): New function.
13709 (declare_label): Call bind_label rather than bind.
13710 (check_earlier_gotos): New static function.
13711 (define_label): Don't give errors about jumping into statement
13712 expressions or scopes of variably modified types. Call
13713 set_spot_bindings and check_earlier_gotos. Call bind_label
13714 instead of bind. Don't set label_context_stack_se or
13715 label_context_stack_vm.
13716 (c_get_switch_bindings): New function.
13717 (c_release_switch_bindings): New function.
13718 (c_check_switch_jump_warnings): New function.
13719 (start_function): Don't set label_context_stack_se or
13720 label_context_stack_vm.
13721 (finish_function): Likewise.
13722 * c-typeck.c (label_context_stack_se): Don't define.
13723 (label_context_stack_vm): Don't define.
13724 (c_finish_goto_label): Call lookup_label_for_goto rather than
13725 lookup_label. Don't give errors about jumping into a statement
13726 expression or the scope of a variably modified type. Don't set
13727 label_context_stack_se or label_context_stack_vm.
13728 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13729 fields. Add bindings field.
13730 (c_start_case): Don't set deleted fields. Set bindings field.
13731 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13732 or blocked_vm. Call c_check_switch_jump_warnings.
13733 (c_finish_case): Don't test blocked_stmt_expr field. Call
13734 c_release_switch_bindings.
13735 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13736 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13737 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13738 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13739 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13740 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13741 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13742 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13743 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13744 (C_DECL_UNJUMPABLE_VM): Don't define.
13745 (C_DECL_UNDEFINABLE_VM): Don't define.
13746 (struct c_label_list): Don't define.
13747 (struct c_label_context_se): Don't define.
13748 (struct c_label_context_vm): Don't define.
13749 (struct c_spot_bindings): Declare.
13750 (c_bindings_start_stmt_expr): Declare.
13751 (c_bindings_end_stmt_expr): Declare.
13752 (lookup_label_for_goto): Declare.
13753 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13754 (c_check_switch_jump_warnings): Declare.
13755 (label_context_stack_se, label_context_stack_vm): Don't declare.
13756 (c_finish_goto_label): Update declaration.
13757 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13758 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13759 (Warning Options): Document -Wjump-misses-init.
13761 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13763 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13766 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13768 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13770 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13772 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13774 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13776 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13778 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13780 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13781 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13782 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13783 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13784 * dwarf2asm.c (dw2_force_const_mem): Update call to
13785 make_decl_one_only.
13786 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13787 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13788 * langhooks.c (lhd_comdat_group): Remove.
13789 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13790 * tree.h (DECL_COMDAT_GROUP): New.
13791 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13792 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13793 (make_decl_one_only): Change signature.
13794 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13795 make_decl_one_only.
13796 (make_decl_one_only): Change signature.
13797 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13799 2009-06-15 Richard Guenther <rguenther@suse.de>
13801 PR middle-end/40439
13802 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13804 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13806 * tree-ssa-math-opts.c: Remove extra divide.
13808 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13810 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13812 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13814 * passes.c: Add bswap pass.
13815 * tree-pass.h: Add pass_optimize_bswap declaration.
13816 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13817 Include rtl.h, expr.h and optabs.h for optab_handler check.
13818 (struct symbolic_number, pass_optimize_bswap): New definition.
13819 (do_shift_rotate, verify_symbolic_number_p): New functions.
13820 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13821 (gate_optimize_bswap): New function.
13822 * tree.c (widest_int_cst_value): New function.
13823 * tree.h (widest_int_cst_value): Prototype added.
13825 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13827 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13828 REG_EQUAL/REG_EQUIV notes.
13830 2009-06-14 Richard Guenther <rguenther@suse.de>
13832 PR middle-end/40389
13833 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13834 has its address taken if NRV was applied and it is addressable.
13835 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13836 function split out from ...
13837 (get_constraint_for_1): ... here.
13838 (handle_rhs_call): Use it to mark the return slot escaped if
13839 it is addressable and NRV was applied.
13841 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13843 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13844 Change first argument type to location_t.
13845 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13846 Do not set input_location.
13847 Use loc instead of input_location throughout.
13849 2009-06-13 Richard Guenther <rguenther@suse.de>
13851 PR tree-optimization/40421
13852 * tree-predcom.c (should_unroll_loop_p): Remove.
13853 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13855 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13857 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13858 Add location argument.
13860 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13862 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13864 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13865 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13866 * config/spu/spu-protos.h: Add location to
13867 spu_resolve_overloaded_builtin.
13868 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13869 spu_build_builtin_va_list.
13870 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13871 argument. Pass location to build_function_call_vec.
13872 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13874 (emit_fpu_switch): Same.
13875 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13876 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13877 to build_decl and create_artificial_label.
13878 (xtensa_gimplify_va_arg_expr): Same.
13879 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13880 (xstormy16_gimplify_va_arg_expr): Same.
13881 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13882 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13883 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13884 (mips16_build_function_stub): Same.
13885 (mips16_build_call_stub): Same.
13887 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13890 * arm/constraints.md (Pa, Pb): New constraints.
13891 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13892 split pattern to deal with them.
13894 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13896 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13897 fix index entry for -Xpreprocessor.
13899 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13901 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13902 Add location argument to build_decl call.
13903 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13904 (rs6000_init_builtins): Same.
13905 (spe_init_builtins): Same.
13906 (rs6000_gimplify_va_arg): Add location argument to
13907 create_artificial_label call.
13909 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13911 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13912 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13913 * Makefile.in: Fix GGC dependency for gcse.o.
13915 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13917 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13918 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13919 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13921 * c-parser.c (c_parser_binary_expression): Use current column while
13922 building binary operations.
13923 * common.opt (fshow-column): Enable by default.
13924 * tree-vrp.c (check_array_ref): Use warning_at.
13925 (check_array_bounds): Use location from call back if expr has no
13927 * tree.h: Add location argument to maybe_fold_*.
13928 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13929 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13930 (maybe_fold_offset_to_component_ref): Same.
13931 (maybe_fold_offset_to_reference): Same.
13932 (maybe_fold_offset_to_address): Same.
13933 (maybe_fold_stmt_indirect): Same.
13934 (maybe_fold_stmt_addition): Same.
13935 (fold_stmt_r): Pass location to maybe_fold_*.
13936 (fold_gimple_assign): Same.
13937 * c-tree.h: Add location argument to finish_decl,
13938 default_function_array_conversion, store_init_value.
13939 * c-decl.c (define_label): Use error_at.
13940 (c_make_fname_decl): Pass location to finish_decl.
13941 (finish_decl): New location argument.
13942 (build_compound_literal): Pass location to store_init_value.
13943 (grokdeclarator): Pass location to finish_decl.
13945 * c-typeck.c (array_to_pointer_conversion): New location argument.
13946 (function_to_pointer_conversion): Same.
13947 (default_function_array_conversion): Same.
13948 (parser_build_unary_op): Pass location to overflow_warning.
13949 (parser_build_binary_op): Same. Use warning_at.
13950 (build_unary_op): Pass location to array_to_pointer_conversion.
13951 (build_c_cast): Pass location to digest_init.
13952 (build_modify_expr): New location argument.
13953 (convert_for_assignment): Same.
13954 (store_init_value): Same.
13955 (digest_init): Same.
13956 (output_init_element): Pass location to digest_init and
13957 array_to_pointer_conversion.
13958 (c_finish_return): Pass location to convert_for_assignment.
13959 * gimplify.c (gimplify_conversion): Pass location to
13960 maybe_fold_offset_to_address.
13961 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13962 to maybe_fold_stmt_addition.
13963 * c-omp.c (c_finish_omp_atomic): Pass new location to
13965 (c_finish_omp_for): Same.
13966 * c-common.c (overflow_warning): New argument.
13967 * c-common.h: New argument to build_modify_expr, overflow_warning.
13968 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13970 (c_parser_initializer): Pass location to
13971 default_function_array_conversion.
13972 (c_parser_initelt): Same.
13973 (c_parser_initval): Same.
13974 (c_parser_asm_operands): Same.
13975 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13976 (c_parser_conditional_expression): Same.
13977 (c_parser_binary_expression): Add location info to stack. Use it.
13978 (c_parser_unary_expression): Pass location to
13979 default_function_array_conversion, parser_build_unary_op,
13980 build_indirect_ref, c_parser_postfix_expression_after_primary.
13981 (c_parser_postfix_expression_after_primary): New location argument.
13983 (c_parser_expression_conv): Pass location to
13984 default_function_array_conversion.
13985 (c_parser_expr_list): Same.
13986 (c_parser_omp_atomic): Same.
13987 (c_parser_omp_for_loop): Same.
13988 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13989 (build_array_declarator): New argument.
13990 * c-decl.c (build_array_declarator): Add location argument.
13991 (grokdeclarator): Set id_loc for cdk_array.
13992 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13993 build_array_declarator.
13994 * tree.c (build_omp_clause): Add location argument.
13995 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13996 (OMP_CLAUSE_LOCATION): New macro.
13997 (struct tree_omp_clause): Add location field.
13998 (build_omp_clause): Add argument.
13999 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
14000 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
14002 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
14003 (cp_parser_omp_clause_collapse): Same.
14004 (cp_parser_omp_clause_default): Same.
14005 (cp_parser_omp_clause_if): Same.
14006 (cp_parser_omp_clause_nowait): Same.
14007 (cp_parser_omp_clause_num_threads): Same.
14008 (cp_parser_omp_clause_ordered): Same.
14009 (cp_parser_omp_clause_schedule): Same.
14010 (cp_parser_omp_clause_untied): Same.
14011 (cp_parser_omp_for_loop): Same.
14012 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
14013 * c-tree.h (c_start_case): Add location argument.
14014 (c_process_expr_stmt): Same.
14015 (c_finish_goto_*): Same.
14016 * tree-parloops.c (initialize_reductions): Pass location to
14018 (create_parallel_loop): Same.
14019 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
14020 (gfc_trans_omp_reduction_list): Same.
14021 (gfc_trans_omp_clauses): Same.
14022 (gfc_trans_omp_do): Same.
14023 * c-typeck.c (c_finish_goto_label): Same.
14024 (c_finish_goto_ptr): New location argument.
14025 (c_start_case): Same.
14026 (emit_side_effect_warnings): Same.
14027 (c_process_expr_stmt): Same.
14028 (c_finish_stmt_expr): Same.
14029 (c_finish_omp_clauses): Use error_at instead of error.
14030 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
14032 * c-omp.c (c_split_parallel_clauses): New location argument.
14033 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
14034 to build_omp_clause.
14035 (convert_local_reference_stmt): Same.
14036 (convert_gimple_call): Same.
14037 * c-common.h (c_split_parallel_clauses): New argument.
14038 * c-parser.c (c_parser_statement_after_labels): Pass location to
14039 c_finish_goto_label.
14040 (c_parser_switch_statement): Pass location to c_start_case.
14041 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
14042 and c_process_expr_stmt.
14043 (c_parser_omp_variable_list): Add location argument.
14044 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
14045 (c_parser_omp_clause_default): Same.
14046 (c_parser_omp_clause_if): Same.
14047 (c_parser_omp_clause_num_threads): Same.
14048 (-c_parser_omp_clause_ordered): Same.
14049 (c_parser_omp_clause_reduction): Pass location to
14050 c_parser_omp_variable_list.
14051 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
14052 (c_parser_omp_clause_untied): Same.
14053 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
14054 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
14056 * c-tree.h (check_for_loop_decls, undeclared_variable,
14057 build_component_ref, build_array_ref, build_external_ref,
14058 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
14059 build_conditional_expr, build_compound_expr, c_cast_expr,
14060 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
14061 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
14063 * c-semantics.c (build_stmt): Same.
14064 (build_case_label): Same.
14065 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
14066 (undeclared_variable): New argument.
14067 (make_label): Same.
14068 (lookup_label): Pass location on down.
14069 (define_label): Same.
14070 (finish_decl): Same.
14071 (build_compound_literal): Same.
14072 (finish_struct): Same.
14073 (finish_function): Do not set location here.
14074 (check_for_loop_decls): New argument.
14075 * tree.c (save_expr): Set location.
14076 (build_empty_stmt): New argument.
14077 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
14078 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
14079 * builtins.c (gimplify_va_arg_expr): Use locations.
14080 (expand_builtin_sync_operation): Same.
14081 * c-typeck.c (build_component_ref): New argument.
14082 (build_array_ref): Same.
14083 (build_external_ref): Same.
14084 (c_expr_sizeof_expr): Same.
14085 (c_expr_sizeof_type): Same.
14086 (parser_build_unary_op): Same.
14087 (build_conditional_expr): Same.
14088 (build_compound_expr): Pass location on down.
14089 (build_compound_expr): New argument.
14090 (build_c_cast): Same.
14091 (c_cast_expr): Same.
14092 (build_asm_expr): Same.
14093 (c_finish_return): Same.
14094 (c_process_expr_stmt): Pass location on down.
14095 (c_finish_stmt_expr): New argument.
14096 (push_clenaup): Same.
14097 (c_finish_omp_parallel): Same.
14098 (c_finish_omp_task): Same.
14099 * gimplify.c (gimplify_call_expr): Pass location on down.
14100 * c-omp.c (c_finish_omp_master): New argument.
14101 (c_finish_omp_critical): Same.
14102 (c_finish_omp_ordered): Same.
14103 (c_finish_omp_barrier): Same.
14104 (-c_finish_omp_taskwait): Same.
14105 (c_finish_omp_atomic): Same.
14106 (c_finish_omp_flush): Same.
14107 * tree-inline.c (copy_tree_body_r): Pass location on down.
14108 (inline_forbidden_p): Remove use of input_location.
14109 * c-gimplify.c (c_build_bind_expr): New argument.
14110 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
14111 (c_sizeof_or_alignof_type): New argument.
14112 (c_alignof_expr): Same.
14113 (build_va_arg): Same.
14114 (c_add_case_label): Same.
14115 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
14116 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
14117 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
14118 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
14119 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
14120 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
14122 * stub-objc.c (objc_build_selector_expr): Same.
14123 (objc_build_throw_stmt): Same.
14124 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
14125 (c_parser_initelt): Same.
14126 (c_parser_compound_statement): Same.
14127 (c_parser_compound_statement_nostart): Same.
14128 (c_parser_label): Same.
14129 (c_parser_statement_after_labels): Same.
14130 (c_parser_if_body): Same.
14131 (c_parser_else_body): Same.
14132 (c_parser_if_statement): Same.
14133 (c_parser_switch_statement): Same.
14134 (c_parser_while_statement): Same.
14135 (c_parser_do_statement): Same.
14136 (c_parser_for_statement): Same.
14137 (c_parser_asm_statement): Same.
14138 (c_parser_conditional_expression): Same.
14139 (c_parser_binary_expression): Same.
14140 (c_parser_cast_expression): Same.
14141 (c_parser_unary_expression): Same.
14142 (c_parser_sizeof_expression): Same.
14143 (c_parser_alignof_expression): Same.
14144 (c_parser_postfix_expression): Same.
14145 (c_parser_expression): Same.
14146 (c_parser_objc_receiver): Same.
14147 (c_parser_omp_variable_list): Same.
14148 (c_parser_omp_structured_block): Same.
14149 (c_parser_omp_atomic): New argument.
14150 (c_parser_omp_barrier): Same.
14151 (c_parser_omp_critical): Same.
14152 (c_parser_omp_flush): Pass location on down.
14153 (c_parser_omp_for_loop): New argument.
14154 (c_parser_omp_for): Same.
14155 (c_parser_omp_master): Same.
14156 (c_parser_omp_ordered): Same.
14157 (c_parser_omp_sections_scope): Same.
14158 (c_parser_omp_sections): Same.
14159 (c_parser_omp_parallel): Same.
14160 (c_parser_omp_single): Same.
14161 (c_parser_omp_task): Same.
14162 (c_parser_omp_taskwait): Pass location on down.
14163 (c_parser_omp_construct): Same.
14164 (c_parser_omp_threadprivate): Same.
14165 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
14166 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
14167 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
14168 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
14169 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
14170 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
14171 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
14172 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
14173 config/i386/i386.c, stmt.c:
14174 Add location argument to the following function definitions and/or
14175 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
14176 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
14177 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
14178 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
14179 do_case, c_finish_bc_stmt, build_compound_literal,
14180 build_function_call.
14181 * c-decl.c (build_compound_literal): Add location argument.
14182 Make all diagnostic calls use location.
14183 (start_struct): Same.
14184 (finish_struct): Same.
14185 (start_enum): Same.
14186 (build_enumerator): Same.
14187 (start_function): Same.
14188 (grokdeclarator): Make all diagnostic calls use location.
14189 (store_parm_decls_oldstyle): Same.
14190 * c-typeck.c (build_function_call): Add location argument.
14191 Make all diagnostic calls use location.
14193 (c_finish_bc_stmt): Same.
14194 * tree-nested.c (get_trampoline_type): Add argument.
14195 Pass location to build_decl.
14196 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
14197 * rtl.h (RTL_LOCATION): New.
14198 * c-common.c (c_add_case_label): Add location argument.
14199 Make all diagnostic calls use location.
14200 * c-common.h: Add location argument to make_fname_decl, do_case,
14201 c_add_case_label, build_function_call, resolve_overloaded_builtin.
14202 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
14203 Set it appropriately for every case. Pass enum_loc to start_enum
14204 call. Pass value_loc first to build_enumerator. Pass enum_loc to
14206 (c_parser_struct_or_union_specifier): Save location. Use it for
14207 start_struct, finish_struct, and parser_xref_tag.
14209 2009-06-12 Ian Lance Taylor <iant@google.com>
14211 * fold-const.c (fold_unary): Rename local variable and to and_expr.
14213 * c-opts.c (c_common_handle_option): For -Wc++-compat set
14214 cpp_opts->warn_cxx_operator_names.
14216 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14219 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
14220 is returns NULL and OP is a VCE, look through the VCE.
14222 2009-06-12 Ian Lance Taylor <iant@google.com>
14225 * collect2.c (main): Use CONST_CAST2 in code inside #if
14226 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
14228 2009-06-12 Joey Ye <joey.ye@intel.com>
14230 PR middle-end/39146
14231 * cfgexpand.c (get_decl_align_unit): Update
14232 max_used_stack_slot_alignment with align instead of
14233 stack_alignment_needed.
14235 * function.c (assign_stack_local_1): Update
14236 max_used_stack_slot_alignment with alignment_in_bits instead
14237 of stack_alignment_needed.
14238 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
14241 2009-06-12 Jakub Jelinek <jakub@redhat.com>
14243 * dwarf2out.c (last_var_location_insn): New variable.
14244 (dwarf2out_end_epilogue): Clear last_var_location_insn.
14245 (dwarf2out_var_location): Don't record anything after last real
14246 insn. Only change labels if there were any real instructions
14247 in between last note and this one, or if changed sections.
14249 2009-06-11 Richard Henderson <rth@redhat.com>
14251 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
14252 note when storing the frame pointer in a register.
14253 (FRP): Don't redefine to nothing for epilogue.
14254 (alpha_expand_epilogue): Mark register and sp restores.
14255 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
14257 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
14258 when gen_lowpart is needed.
14260 2009-06-11 Richard Henderson <rth@redhat.com>
14262 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
14264 * dwarf2out.c (need_data_align_sf_opcode): New.
14265 (div_data_align): Move earlier.
14266 (def_cfa_1, reg_save): Use it.
14268 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
14270 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
14271 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
14272 (ix86_handle_option): Handle OPT_mcrc32.
14273 (ix86_target_string): Add -mcrc32.
14274 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
14276 * config/i386/i386.h (TARGET_CRC32): New.
14278 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
14279 (sse4_2_crc32di): Likewise.
14281 * config/i386/i386.opt (mcrc32): New.
14283 * doc/invoke.texi: Document -mcrc32.
14285 2009-06-11 Richard Henderson <rth@redhat.com>
14287 * common.opt (gdwarf-): Accept a version number.
14288 * doc/invoke.texi (gdwarf-): Update docs.
14289 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
14290 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
14291 version level, and record it.
14293 * dwarf2.h (DW_CIE_VERSION): Remove.
14294 * dwarf2out.c (DWARF_VERSION): Remove.
14295 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
14296 (output_call_frame_info): Use CIE version 3 for dwarf3,
14297 or if the return register column is out of range for version 1.
14298 (dwarf_stack_op_name): Add all dwarf3 values.
14299 (DEBUG_PUBTYPES_SECTION): New.
14300 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14301 encoding change for dwarf3.
14302 (output_die) [dw_val_class_die_ref]: Likewise.
14303 (output_compilation_unit_header): Emit correct version for dwarf3.
14304 (output_line_info): Likewise.
14305 (output_pubnames): Update for DWARF_VERSION removal.
14306 (output_aranges): Likewise.
14307 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14308 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14309 (dwarf2out_finish): Likewise.
14311 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14313 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14316 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14319 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14320 * builtins.c (expand_builtin_unreachable): New function.
14321 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14322 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14323 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14325 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14326 searching for missing barriers.
14328 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14330 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14331 when -fprofile-generate* was passed.
14332 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14334 2009-06-11 Anthony Green <green@moxielogic.com>
14336 * config/moxie/moxie.md: Define length attribute for all instructions.
14338 (*b<cond:code>): Support limited branch ranges for new PC-relative
14339 branch instructions.
14340 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14342 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14344 * config/i386/i386.c (min_insn_size): Use get_attr_length
14345 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14346 For __asm return 0.
14348 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14349 instead of emit_insn_before.
14351 2009-06-10 Ian Lance Taylor <iant@google.com>
14354 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14357 2009-06-10 Revital Eres <eres@il.ibm.com>
14359 * passes.c (init_optimization_passes): Reschedule
14360 predictive-commoning pass before complete unroll pass.
14362 2009-06-10 Martin Jambor <mjambor@suse.cz>
14364 * cgraph.c (cgraph_node_can_be_local_p): New function.
14365 (cgraph_make_node_local): New function.
14366 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14367 (cgraph_make_node_local): Declare.
14369 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14371 * tree.h (tree_base): Add packed_flag and user_align fields.
14372 Decrease size of spare field.
14373 (TYPE_USER_ALIGN): Use user_align from tree_base.
14374 (DECL_USER_ALIGN): Likewise.
14375 (TYPE_PACKED): Use packed_flag from tree_base.
14376 (DECL_PACKED): Likewise.
14377 (tree_type): Delete packed_flag and user_align fields. Widen
14378 precision field. Widen mode field and shuffle fields to align
14379 mode on an 8-bit boundary.
14380 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14381 Renumber decl_flag_* fields. Fix comments. Widen
14382 decl_common_unused field.
14383 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14384 (DECL_EXTERNAL): Likewise.
14385 (DECL_BIT_FIELD): Likewise.
14386 (DECL_NONADDRESSABLE_P): Likewise.
14387 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14388 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14390 2009-06-10 Ian Lance Taylor <iant@google.com>
14392 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14393 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14394 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14395 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14396 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14397 DEF_VEC_ALLOC_FUNC_P.
14398 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14399 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14400 DEF_VEC_ALLOC_FUNC_O.
14401 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14402 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14403 DEF_VEC_ALLOC_FUNC_I.
14404 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14405 (vec_stack_p_reserve_exact_1): Declare.
14406 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14407 (vec_stack_free): Declare.
14408 (VEC_stack_alloc): Define.
14409 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14410 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14411 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14412 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14414 (stack_vecs): New static variable.
14415 (vec_stack_p_reserve_exact_1): New function.
14416 (vec_stack_o_reserve_1): New static function.
14417 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14418 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14419 (vec_stack_free): New function.
14420 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14421 (VEC_df_ref_stack_alloc): Define.
14422 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14423 DEF_VEC_ALLOC_P_STACK.
14424 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14425 (struct df_collection_rec): Change _vec fields to VEC. Remove
14427 (df_free_collection_rec): Adjust for new fields.
14428 (df_insn_rescan): Use new df_collection_rec fields.
14429 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14430 (df_ref_create_structure, df_ref_record): Likewise.
14431 (df_get_conditional_uses, df_get_call_refs): Likewise.
14432 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14433 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14434 (df_record_exit_block_uses, df_bb_verify): Likewise.
14435 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14436 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14437 Remove count parameter. Change return type to void. Change all
14439 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14440 Remove count parameter. Change return type to void. Change all
14442 (df_install_refs): Change old_vec parameter to VEC. Remove count
14443 parameter. Change all callers.
14444 (df_install_mws): Change old_vec parameter to VEC. Remove count
14445 parameter. Change all callers.
14446 (df_refs_verify): Change new_rec parameter to VEC. Change call
14448 (df_mws_verify): Likewise.
14450 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14452 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14454 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14456 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14458 2009-06-10 Anthony Green <green@moxielogic.com>
14460 * config/moxie/crti.asm: New file.
14461 * config/moxie/crtn.asm: New file.
14462 * config/moxie/moxie.c: New file.
14463 * config/moxie/moxie.h: New file.
14464 * config/moxie/sfp-machine.h: New file.
14465 * config/moxie/moxie-protos.h: New file.
14466 * config/moxie/t-moxie: Created.
14467 * config/moxie/t-moxie-softfp: Created.
14468 * config/moxie/moxie.md: Created.
14469 * config/moxie/constraints.md: Created.
14470 * config.gcc: Add moxie support.
14471 * doc/md.texi (Machine Constraints): Add moxie constraints.
14472 * doc/contrib.texi (Contributors): Mention moxie port.
14473 * doc/install.texi (Specific): Mention the moxie port.
14475 2009-06-09 Ian Lance Taylor <iant@google.com>
14477 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14478 compiling with C++.
14479 * optabs.c (optab_table): Only use designated initializers if
14480 HAVE_DESIGNATED_INITIALIZERS is defined.
14481 (convert_optab_table): Likewise.
14482 (init_optabs): Always call init_insn_codes if
14483 HAVE_DESIGNATED_INITIALIZERS is not defined.
14485 2009-06-09 Ian Lance Taylor <iant@google.com>
14487 * targhooks.c (default_builtin_vectorized_function): Change fn
14488 parameter to unsigned int.
14489 (default_builtin_vectorized_conversion): Change code parameter to
14491 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14492 * targhooks.h: Update declarations.
14493 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14494 parameter to unsigned int.
14496 * c-typeck.c (comptypes_check_enum_int): New static function.
14497 (comptypes_internal): Add enum_and_int_p parameter. Change all
14499 (comp_target_types): Add location parameter. Change all callers.
14500 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14501 Change all callers.
14502 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14503 (build_conditional_expr): Add colon_loc parameter. Change all
14505 (convert_for_assignment): Add location parameter. Change all callers.
14506 * c-parser.c (c_parser_conditional_expression): Pass location of
14507 colon to build_conditional_expr.
14508 * c-tree.h (build_conditional_expr): Update declaration.
14510 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14512 * graphite.c: Revert previous patch.
14514 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14517 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14519 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14521 * tree-ssa-loop-prefetch.c
14522 (loop_prefetch_arrays): Fixed a portability problem in printf format
14525 2009-06-09 Martin Jambor <mjambor@suse.cz>
14527 PR tree-optimization/40351
14528 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14529 refrence to a potential artifical subaccess can be constructed.
14531 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14533 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14534 (sh_override_options): Likewise.
14535 * config/sh/sh.c: Include params.h.
14536 (sh_optimization_options): New.
14537 (sh_override_options): Likewise.
14538 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14539 (OVERRIDE_OPTIONS): Use sh_override_options.
14541 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14543 * dwarf2out.c (emit_cfa_remember): New variable.
14544 (add_fde_cfi): If emit_cfa_remember, recurse to add
14545 DW_CFA_remember_state first.
14546 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14547 instead just set emit_cfa_remember.
14549 2009-06-08 Jan Hubicka <jh@suse.cz>
14552 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14554 2009-06-08 Jan Hubicka <jh@suse.cz>
14556 PR middle-end/39834
14557 * cgraphunit.c (save_inline_function_body): Do not copy transform
14558 hooks for saved inline bodies.
14559 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14560 for given function.
14562 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14564 * jump.c (returnjump_p): Handle delayed branches. Add missing
14567 2009-06-08 Jan Hubicka <jh@suse.cz>
14569 PR middle-end/40102
14570 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14571 original node might've been modified.
14572 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14574 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14576 * tree-object-size.c (addr_object_size): Add OSI argument.
14577 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14578 (compute_builtin_object_size, expr_object_size): Adjust callers.
14579 (plus_stmt_object_size): Call addr_object_size instead of
14580 compute_builtin_object_size.
14582 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14583 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14585 * tree-ssa-loop-prefetch.c
14586 (gather_memory_references): Introduced a counter for the number of
14588 (anything_to_prefetch_p): Introduced a counter for the number of
14590 (is_loop_prefetching_profitable): New function with a cost model
14592 (loop_prefetch_arrays): Use the new cost model to determine if
14593 prefetching is profitable.
14594 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14595 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14596 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14597 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14598 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14599 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14601 2009-06-08 Michael Matz <matz@suse.de>
14604 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14605 partitions use the same.
14606 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14607 for basevars of SSA_NAMEs.
14608 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14609 to not expand them twice.
14610 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14613 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14615 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14616 (fdump-final-insns=, gtoggle): New.
14617 * doc/invoke.texi: Document them.
14618 * final.c (rest_of_clean_state): Dump final insn stream.
14619 * gcc.c (invoke_as): Hook in -fcompare-debug.
14620 (static_spec_functions): Add compare-debug-dump-opt,
14621 compare-debug-self-opt and compare-debug-auxbase-opt.
14622 (compare_debug, compare_debug_second, compare_debug_opt): New.
14623 (switches_debug_check, n_switches_debug_check): New.
14624 (debug_auxbase_opt, debug_check_temp_file): New.
14625 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14627 (do_self_spec): Handle arguments after switches.
14628 (do_spec_1): Add .gk extension to temp file basenames for compare.
14629 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14630 (cc1_options): Use it instead of normal auxbase computation for
14631 the second compare-debug compilation.
14632 (compare_files): New.
14633 (main): Set up and implement compare debug mode.
14634 (compare_debug_dump_opt_spec_function): New.
14635 (compare_debug_self_opt_spec_function): New.
14636 (compare_debug_auxbase_opt_spec_function): New.
14637 * toplev.c (process_options): Handle flag_gtoggle,
14638 flag_dump_final_insns.
14639 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14640 during -fcompare-debug-second compilation.
14642 2009-06-07 Ian Lance Taylor <iant@google.com>
14644 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14645 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14647 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14648 with no default node. Change warning with %H to warning_at.
14649 Don't clear warn_switch around case checking.
14650 * doc/invoke.texi (Warning Options): Clarify distinction between
14651 -Wswitch and -Wswitch-enum.
14653 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14655 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14657 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14659 * gbl-ctors.h: Add header guard.
14661 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14663 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14664 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14665 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14666 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14667 prototypes for removed functions.
14668 (expressions_equal_p): Move to ...
14669 * tree-ssa-sccvn.h: ... here and ...
14670 * matrix-reorg.c: ... adjust includes.
14672 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14674 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14676 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14678 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14679 (finish_function): Remove erroneous whitespace.
14681 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14683 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14684 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14686 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14688 * errors.c (internal_error): Commentary typo fix.
14689 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14690 * tree-ssa-pre.c: Ditto.
14692 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14694 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14695 them is supposed to hold actual statements.
14697 2009-06-06 Ian Lance Taylor <iant@google.com>
14699 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14700 empty statements can now have attributes.
14702 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14704 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14705 * config/mips/mips.md: Ditto.
14707 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14709 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14711 (__eabi_uconvert): Likewise.
14713 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14715 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14716 CFI_* definitions with IN_GCC.
14718 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14720 * xcoffout.h (xcoffout_source_line): Update prototype.
14722 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14724 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14725 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14727 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14729 PR middle-end/40340
14730 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14731 inlined_function_outer_scope_p blocks for artificial inlines
14733 * tree.c (tree_nonartificial_location): Rewrite using
14734 block_nonartificial_location.
14736 2009-06-05 Revital Eres <eres@il.ibm.com>
14737 Leehod Baruch <leehod@il.ibm.com>
14739 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14740 (expand_expr_real_1): Remove comment.
14741 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14742 Vectorize misaligned access when the target supports it.
14743 (vect_supportable_dr_alignment): Check for unaligned access support.
14744 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14747 2009-06-05 Julian Brown <julian@codesourcery.com>
14749 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14750 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14752 2009-06-05 Richard Guenther <rguenther@suse.de>
14755 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14756 as possibly unused.
14758 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14760 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14761 (save_gprs): Don't tell unwinder when a global register is saved.
14762 (s390_emit_epilogue): Emit needed epilogue unwind info.
14764 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14766 * dwarf2out.c (deferred_asm_name): New.
14767 (add_name_and_src_coords_attributes): Defer creation of
14768 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14770 (move_linkage_attr): New.
14771 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14774 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14776 * tree-nested.c (finalize_nesting_tree_1): Declare the
14777 frame_decl in the binding tree.
14779 2009-06-04 Cary Coutant <ccoutant@google.com>
14781 * basic-block.h (struct basic_block_def): Add discriminator field.
14782 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14784 * debug.c (do_nothing_debug_hooks): Add additional entry.
14785 (debug_nothing_int_charstar_int): New function.
14786 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14787 (debug_nothing_int_charstar_int): New declaration.
14788 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14789 discriminator value in .loc directive.
14790 * final.c (last_discriminator): New variable.
14791 (discriminator): New variable.
14792 (final_start_function): Initialize above variables, pass current
14793 discriminator to debug hook.
14794 (notice_source_line): Check for discriminator change.
14795 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14796 * sdbout.c (sdbout_source_line): New parameter.
14797 * tree-cfg.c (struct locus_discrim_map): New structure type.
14798 (discriminator_per_locus): New hash table.
14799 (build_gimple_cfg): Allocate and free discriminator hash table.
14800 (make_edges): Call assign_discriminator.
14801 (locus_map_hash): New function.
14802 (locus_map_eq): New function.
14803 (next_discriminator_for_locus): New function.
14804 (same_line_p): New function.
14805 (assign_discriminator): New function.
14806 (make_cond_expr_edges): Call assign_discriminator.
14807 (make_gimple_switch_edges): Likewise.
14808 (first_non_label_stmt): New function.
14809 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14811 * xcoffout.c (xcoffout_source_line): Add new parameter.
14813 * configure.ac (gcc_cv_as_discriminator): New configury check for
14814 gas support for discriminator.
14815 * configure: Regenerate.
14816 * config.in: Regenerate.
14818 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14820 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14821 val after checking for integers.
14823 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14825 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14827 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14828 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14829 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14830 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14831 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14832 X64_SSE_REGPARM_MAX.
14833 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14834 X64_SSE_REGPARM_MAX.
14836 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14838 * gcc.c (report_times_to_file): New.
14839 (execute): Implement it.
14840 (process_command): Support -time=.
14841 * doc/invoke.texi: Document it.
14843 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14845 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14846 that have value exprs.
14848 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14850 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14851 declarations for constants until...
14852 (dw2_output_indirect_constant_1): ... this point.
14854 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14857 * arm.md (arm_addsi3): Don't try to split an add with an
14858 eliminable register until after reload has completed.
14860 2009-06-03 Ian Lance Taylor <iant@google.com>
14862 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14863 * genattrtab.c (write_length_unit_log): Likewise.
14864 * genchecksum.c (dosum): Likewise.
14865 * gengtype.c (write_rtx_next): Likewise.
14866 (finish_root_table, write_roots): Likewise.
14867 * gimple.c (gimple_ops_offset_): Likewise.
14868 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14869 * config/arc/arc.c (arc_attribute_table): Likewise.
14870 * config/arm/arm.c (arm_attribute_table): Likewise.
14871 * config/avr/avr.c (avr_attribute_table): Likewise.
14872 * config/crx/crx.c (crx_attribute_table): Likewise.
14873 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14874 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14875 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14876 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14877 * config/sh/sh.c (sh_attribute_table): Likewise.
14878 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14879 * config/spu/spu.c (spu_attribute_table): Likewise.
14880 * config/v850/v850.c (v850_attribute_table): Likewise.
14882 * config/alpha/alpha.c (vms_attribute_table): Make static.
14883 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14884 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14885 * config/mips/mips.c (mips_attribute_table): Likewise.
14887 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14889 (cc1-checksum.o): Likewise.
14891 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14893 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14895 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14897 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14898 insn if it is changing sp. Use gen_add3_insn instead of
14899 conditionally gen_addsi3 and gen_adddi3.
14900 (offset_below_red_zone_p): New static inline function.
14901 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14902 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14903 * config/rs6000/ppc-asm.h: Include auto-host.h.
14904 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14905 CFI_RESTORE): Define.
14906 * config/rs6000/crtresxgpr.asm: Add unwind info.
14907 * config/rs6000/crtresxfpr.asm: Likewise.
14908 * config/rs6000/crtresgpr.asm: Likewise.
14909 * config/rs6000/crtresfpr.asm: Likewise.
14910 * config/rs6000/crtsavgpr.asm: Likewise.
14911 * config/rs6000/crtsavfpr.asm: Likewise.
14913 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14914 argument of DWARF2_FRAME_REG_OUT macros.
14916 2009-06-03 Julian Brown <julian@codesourcery.com>
14918 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14919 words or less (including TImode) in core registers.
14921 2009-06-03 Richard Guenther <rguenther@suse.de>
14923 PR middle-end/40328
14924 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14926 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14928 * statistics.c (statistics_counter_event): Do not record event
14929 in pass dump if its number == -1.
14930 (curr_statistics_hash): Add assert that we never get passes
14931 with static number == -1.
14933 2009-06-03 Richard Guenther <rguenther@suse.de>
14934 Andrey Belevantsev <abel@ispras.ru>
14936 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14937 non-BLKmode arrays addressable.
14939 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14941 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14942 * config/m68k/m68k.h: ... here.
14944 2009-06-03 Martin Jambor <mjambor@suse.cz>
14946 PR tree-optimization/40323
14947 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14950 2009-06-03 Richard Guenther <rguenther@suse.de>
14952 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14955 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14957 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14958 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14959 JUMP_TABLE_DATA_P where applicable.
14960 * config/sh/sh.c: Ditto.
14961 * config/sh/sh.h: Ditto.
14962 * config/sh/sh.md: Ditto.
14963 * config/sh/symbian.c: Ditto.
14965 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14967 * config/i386/driver-i386.c (describe_cache): Optimize
14968 concatenation of strings. Use snprintf instead of sprintf.
14969 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14970 target when not compiling with GCC.
14972 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14974 * config/sh/sh.c: Revert last change.
14975 (sh_expand_epilogue): Emit a blockage insn before the frame
14976 pointer adjustment unconditionally.
14978 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14980 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14981 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14982 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14983 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14984 to COLLECT_GCC_OPTIONS.
14986 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14988 * collect2.c (target_system_root): New variable.
14989 (main): Handle --sysroot=.
14990 (ignore_library): Strip the sysroot from the library path.
14992 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14994 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14995 (collect2.o): Depend on collect2-aix.h.
14996 (collect2-aix.o): New rule.
14997 * collect2-aix.h: New file.
14998 * collect2-aix.c: Likewise.
14999 * collect2.c: Include collect2-aix.h. Don't undefine
15000 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
15001 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
15002 Use TARGET_AIX_VERSION instead of _AIX51.
15003 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
15004 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
15005 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
15006 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
15007 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
15009 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15011 * collect2.c (ignore_library): Avoid premature post-increment
15012 and null deference.
15014 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15016 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
15017 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
15018 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
15019 CROSS_DIRECTORY_STRUCTURE too.
15020 (LINK_LIBG_SPEC): Likewise.
15021 (LIB_SPEC): Add %R to sysroot paths.
15022 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
15023 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
15024 * config/rs6000/aix51.h: As for aix43.h.
15025 * config/rs6000/aix52.h: Likewise.
15026 * config/rs6000/aix53.h: Likewise.
15027 * config/rs6000/aix61.h: Likewise.
15028 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
15029 to the beginning of sysroot paths.
15031 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15033 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
15034 INSN_LISTs that are out of the REG_NOTE range.
15036 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15038 * loop-unroll.c (struct iv_to_split): Add pointer to next.
15039 (struct var_to_expand): Likewise.
15040 (struct opt_info): Add head and tail for linked lists of the above.
15041 (analyze_insn_to_expand_var): Initialize next.
15042 (analyze_iv_to_split_insn): Likewise.
15043 (analyze_insns_in_loop): Create linked lists.
15044 (allocate_basic_variable): Simplify for use without hash table.
15045 (insert_var_expansion_initialization): Likewise, make it type-safer.
15046 (combine_var_copies_in_loop_exit): Likewise.
15047 (apply_opt_in_copies): Walk lists rather than hash tables.
15048 (release_var_copies): Simplified and inlined by hand into...
15049 (free_opt_info): ... this function.
15051 2009-06-02 Richard Guenther <rguenther@suse.de>
15053 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
15056 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15058 * cfgexpand.c (gimple_expand_cfg): Discard the source location
15059 only for builtins that are not overridden.
15061 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15063 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
15066 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15068 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
15070 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15072 * combine.c (move_deaths): Compare LUIDs within the same BB only.
15074 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15076 * common.opt (fdump-unnumbered-links): New.
15077 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
15078 * print-rtl.c (flag_dump_unnumbered_links): New.
15079 (print_rtx): Test it.
15081 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
15083 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
15084 push/pop multiple to 8-byte alignment.
15086 2009-06-01 Jakub Jelinek <jakub@redhat.com>
15088 * config/i386/i386.c (queued_cfa_restores): New static variable.
15089 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
15091 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
15092 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
15093 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
15094 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
15095 note unconditionally.
15096 (ix86_emit_restore_regs_using_mov): Likewise.
15097 (ix86_emit_restore_sse_regs_using_mov): Likewise.
15098 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
15099 it through to ix86_emit_restore_reg_using_pop.
15100 (ix86_emit_leave): Add RED_OFFSET argument. Call
15101 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
15102 instead of adding REG_CFA_OFFSET note unconditionally.
15103 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
15104 the above functions. Call ix86_add_queued_cfa_restore_notes when
15107 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
15108 force output of the label even for dwarf2out_do_cfi_asm.
15109 (add_fde_cfi): If -g2 and above and cfi might change CFA,
15110 force creation of CFI label and chain DW_CFA_set_loc jumping to it
15111 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
15113 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
15114 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
15115 dwarf2out_cfi_label callers.
15116 * tree.h (dwarf2out_cfi_label): Adjust prototype.
15117 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
15118 Adjust dwarf2out_cfi_label callers.
15119 * config/vax/vax.c (vax_output_function_prologue): Likewise.
15121 * config/i386/i386.h (struct machine_cfa_state,
15122 struct machine_function): Guard with ifndef USED_FOR_TARGET
15123 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
15126 * emutls.c (__emutls_get_address): Change arr->size to mean number
15127 of allocated arr->data entries instead of # of slots + 1.
15129 PR middle-end/40316
15130 * recog.c (peep2_reinit_state): New function.
15131 (peephole2_init_state): Use it at the end of a basic block and also
15132 when seeing a RTX_FRAME_RELATED_P insn.
15134 2009-06-01 Steve Ellcey <sje@cup.hp.com>
15136 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
15137 fixuns_truncrfdi2): New.
15138 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
15139 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
15140 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
15141 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
15142 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
15143 *recip_approx): Remove.
15144 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
15145 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
15146 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
15148 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
15151 2009-06-01 Ian Lance Taylor <iant@google.com>
15153 * attribs.c (register_attribute): Use CONST_CAST.
15154 * collect2.c (main): Use CONST_CAST2.
15155 (scan_prog_file): Likewise.
15156 * gcc.c (process_command, main): Likewise.
15157 * toplev.c (toplev_main): Likewise.
15159 * c-typeck.c (handle_warn_cast_qual): New static function,
15160 partially broken out of build_c_cast.
15161 (build_c_cast): Call handle_warn_cast_qual.
15162 * doc/invoke.texi (Warning Options): Document new effect of
15165 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
15167 * diagnostic.c (diagnostic_build_prefix): Always print columns.
15168 (diagnostic_report_current_module): Print columns.
15169 * common.opt (flag_show_column): Enable by default.
15171 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
15173 * alias.c (find_base_term): Check for NULL term before returning.
15175 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15177 Revert due to PR40320:
15178 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15179 * calls.c (emit_library_call_value_1): Don't force_operand for move
15182 2009-06-01 Olivier Hainque <hainque@adacore.com>
15183 Eric Botcazou <ebotcazou@adacore.com>
15185 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
15186 to be processed as a bitfield for constructor output purposes.
15187 * output.h (initializer_constant_valid_for_bitfield_p): Declare
15189 * varasm.c (oc_local_state): New type, output_constructor
15190 local state to support communication with helpers.
15191 (oc_outer_state): New type, output_constructor outer state of
15192 relevance in recursive calls.
15193 (output_constructor_array_range): New output_constructor helper,
15194 extracted code for an array range element.
15195 (output_constructor_regular_field): New output_constructor helper,
15196 extracted code for an element that is not a bitfield.
15197 (output_constructor_bitfield): New output_constructor helper,
15198 extracted code for a bitfield element. Accept an OUTER state
15199 argument for recursive processing. Recurse on record or array
15200 CONSTRUCTOR values, possibly past noop conversions.
15201 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
15202 VALUE is a valid constant-valued expression for use in a static
15203 bit-field initializer.
15204 (output_constructor): Rework to use helpers. Accept and honor an
15205 OUTER state argument for recursive calls. Return total size. Be
15206 prepared for nested constructors initializing bitfields.
15207 (output_constant): Feed OUTER in calls to output_constructor.
15209 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15211 * calls.c (emit_library_call_value_1): Don't force_operand for move
15214 2009-06-01 Nick Clifton <nickc@redhat.com>
15216 * doc/invoke.texi (IA-64 Options): Fix typo.
15218 2009-06-01 Ira Rosen <irar@il.ibm.com>
15220 PR tree-optimization/39129
15221 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
15223 (vect_do_peeling_for_loop_bound): Use
15224 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15225 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15226 (vect_loop_versioning): Likewise.
15227 (vect_create_cond_for_alias_checks): Fix indentation.
15228 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
15230 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
15231 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
15232 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
15233 "control flow in loop".
15234 (vect_estimate_min_profitable_iters): Use
15235 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15236 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15237 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15238 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
15239 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
15240 statement belongs to a group of strided accesses with the exact code
15242 (vectorizable_load): Likewise.
15243 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
15244 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15246 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
15248 * config/freebsd-stdint.h: New file.
15249 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
15250 Add freebsd-stdint.h to tm_file.
15252 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
15254 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
15255 (thumb2_extendhidi2): Likewise.
15257 2009-05-31 Ian Lance Taylor <iant@google.com>
15259 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
15261 2009-05-31 Ian Lance Taylor <iant@google.com>
15263 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
15264 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
15265 (ipa-reference.o): Depend upon gt-ipa-reference.h.
15267 2009-05-31 Jason Merrill <jason@redhat.com>
15269 * tree-pretty-print.c (print_call_name): Take the callee, not the
15270 call itself. Make non-static. Use dump_function_name for functions.
15271 (dump_generic_node): Adjust.
15272 * diagnostic.h: Declare print_call_name.
15273 * gimple-pretty-print.c (dump_gimple_call): Use it.
15275 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15277 * config/sh/sh.md (ashldi3_std): New define_expand.
15280 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15283 * config/sh/sh.c: Include debug.h.
15284 (sh_expand_epilogue): Emit a blockage insn before the frame
15285 pointer adjustment also when dwarf2out_do_frame returns true.
15287 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
15289 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
15290 (thumb2_extendqidi2): New pattern.
15292 2009-05-31 Ira Rosen <irar@il.ibm.com>
15294 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
15295 mark phis for renaming.
15296 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15297 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15298 Call mark_sym_for_renaming.
15299 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15300 * tree-vect-loop.c (vect_transform_loop): Remove
15301 vect_memsyms_to_rename initialization and a call to
15302 mark_set_for_renaming.
15304 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15306 PR middle-end/40304
15307 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15308 frame related even if !set_cfa && style < 0.
15310 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15312 * config/i386/mingw-tls.c: New file.
15313 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15314 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15315 defining _WIN32 but not __CYGWIN__.
15317 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15319 * configure.ac: Add MPC support.
15321 * config.in, configure: Regenerate.
15323 2009-05-29 Richard Henderson <rth@redhat.com>
15325 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15326 NOTE_INSN_BASIC_BLOCK.
15327 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15328 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15329 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15331 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15333 (add_cfi): Disable check redefining cfa away from drap.
15334 (lookup_cfa_1): Add remember argument; handle remember/restore.
15335 (lookup_cfa): Pass remember argument.
15336 (cfa_remember): New.
15337 (compute_barrier_args_size_1): Remove sibcall check.
15338 (dwarf2out_frame_debug_def_cfa): New.
15339 (dwarf2out_frame_debug_adjust_cfa): New.
15340 (dwarf2out_frame_debug_cfa_offset): New.
15341 (dwarf2out_frame_debug_cfa_register): New.
15342 (dwarf2out_frame_debug_cfa_restore): New.
15343 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15344 (dwarf2out_begin_epilogue): New.
15345 (dwarf2out_frame_debug_restore_state): New.
15346 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15347 DW_CFA_restore_state.
15348 (output_cfi_directive): Likewise.
15349 (convert_cfa_to_fb_loc_list): Likewise.
15350 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15351 * dwarf2out.h: Update.
15352 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15353 (copy_insn_1): Early out for null.
15354 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15355 and dwarf2out_frame_debug_restore_state.
15356 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15357 (prologue_insn_hash, epilogue_insn_hash): New.
15358 (free_after_compilation): Adjust freeing accordingly.
15359 (record_insns): Create hash table if needed; push insns into
15360 hash instead of array.
15361 (maybe_copy_epilogue_insn): New.
15362 (contains): Search hash table instead of array.
15363 (sibcall_epilogue_contains): Remove.
15364 (thread_prologue_and_epilogue_insns): Split eh_return insns
15365 and mark them as epilogues.
15366 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15367 scanning in terms of basic blocks.
15368 * insn-notes.def (CFA_RESTORE_STATE): New.
15369 * jump.c (returnjump_p_1): Accept EH_RETURN.
15370 (eh_returnjump_p_1, eh_returnjump_p): New.
15371 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15372 CFA_REGISTER, CFA_RESTORE): New.
15373 * rtl.def (EH_RETURN): New.
15374 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15376 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15377 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15379 * config/i386/i386.c (gen_push): Update cfa state.
15380 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15381 add a CFA_ADJUST_CFA note.
15382 (ix86_dwarf_handle_frame_unspec): Remove.
15383 (ix86_expand_prologue): Update cfa state.
15384 (ix86_emit_restore_reg_using_pop): New.
15385 (ix86_emit_restore_regs_using_pop): New.
15386 (ix86_emit_leave): New.
15387 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15388 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15389 * config/i386/i386.h (struct machine_cfa_state): New.
15390 (ix86_cfa_state): New.
15391 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15392 (eh_return_internal): Merge from eh_return_<mode>,
15393 use eh_return rtx, split w/ epilogue.
15395 2009-05-29 Ian Lance Taylor <iant@google.com>
15397 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15399 * calls.c (emit_library_call_value_1): Likewise.
15401 * c-typeck.c (c_build_va_arg): New function.
15402 * c-tree.h (c_build_va_arg): Declare.
15403 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15404 instead of build_va_arg.
15406 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15408 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15409 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15410 (ptr_difference_cost): Use affine combinations to compute it.
15411 (difference_cost): Likewise.
15412 (get_computation_cost_at): Compute more accurate cost for addresses
15413 if the ratio is a multiplier allowed in addresses.
15414 For non-addresses, consider that an additional offset or symbol is
15417 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15419 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15420 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15422 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15423 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15424 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15426 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15427 to 1 for TYPE_SSE{IADD1,CVT1}.
15428 (prefix_vex_imm8): Removed.
15429 (length_vex): Only pass 1 as second argument to
15430 ix86_attr_length_vex_default if prefix_extra is 0.
15431 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15432 (length): For prefix vex computation use length_immediate
15433 attribute instead of prefix_vex_imm8.
15434 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15435 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15436 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15437 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15438 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15439 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15440 a space in between the operands.
15441 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15442 if one operand is 0xff and the other one si, di, bp or sp.
15443 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15444 other one si, di, bp or sp.
15445 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15446 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15447 type and mode attributes.
15448 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15449 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15450 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15451 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15452 prefix_data16 attribute iff MODE_DF.
15453 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15454 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15455 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15456 constm128_operand in length_immediate computation.
15457 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15458 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15459 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15460 length_immediate attribute to 1.
15461 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15462 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15463 for certain alternatives.
15464 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15465 prefix_data16 attribute if MODE_V1DF.
15466 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15467 length_immediate to 1.
15468 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15469 length_address to 4, set mode attribute to MODE_DI.
15470 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15471 (fxam<mode>2_i387): Set length attribute to 4.
15472 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15473 *prefetch_3dnow_rex): Override length_address attribute.
15474 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15476 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15477 (constm128_operand): Removed.
15478 * config/i386/i386.c (memory_address_length): For
15479 disp && !index && !base in 64-bit mode account for SIB byte if
15480 print_operand_address can't optimize disp32 into disp32(%rip)
15481 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15482 for fs: or gs: segment.
15483 (ix86_attr_length_immediate_default): When checking if shortform
15484 is possible, truncate immediate to the length of the non-shortened
15486 (ix86_attr_length_address_default): Ignore MEM_P operands
15488 (ix86_attr_length_vex_default): Only check for DImode on
15489 GENERAL_REG_P operands.
15490 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15491 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15492 (sse_cvttps2pi): Clear prefix_rep attribute.
15493 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15495 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15496 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15497 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15498 iff operand 2 is const_int_operand.
15499 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15500 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15501 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15503 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15505 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15506 prefix_data16 attribute for movlpd and movhpd instructions.
15507 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15508 length_immediate for shufpd instruction.
15509 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15510 (avx_cmpp<avxmodesuffixf2c><mode>3,
15511 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15512 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15513 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15514 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15515 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15516 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15517 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15518 prefix_data16 attribute for the first alternative to 1.
15519 (*avx_loadlps): Override length_immediate for the first alternative.
15520 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15521 attributes for second alternative.
15522 (*vec_concatv2sf_sse4_1): Override length_immediate and
15523 prefix_data16 attributes for second alternative.
15524 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15525 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15526 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15527 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15528 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15529 prefix_data16 and length_immediate to 1.
15530 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15532 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15533 prefix_extra attribute for variants that don't have 0f prefix alone.
15534 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15535 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15536 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15537 *sse4_1_pextrd): Set length_immediate to 1.
15538 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15539 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15541 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15542 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15543 length_immediate to 1 for second alternative.
15544 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15545 prefix_extra and length_immediate attributes for the first
15547 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15549 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15550 to 1 for the first and third alternative.
15551 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15553 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15555 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15557 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15558 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15559 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15560 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15561 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15562 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15563 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15564 ssse3_psign<mode>3): Override prefix_rex attribute.
15565 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15566 (ssse3_palignrti): Override length_immediate to 1.
15567 (ssse3_palignrdi): Override length_immediate to 1, override
15568 prefix_rex attribute.
15569 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15570 (sse4a_extrqi): Override length_immediate to 2.
15571 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15572 (sse4a_insertq): Override prefix_data16 to 0.
15573 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15574 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15575 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15576 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15577 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15578 and length_immediate to 1.
15579 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15580 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15581 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15582 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15583 and length_immediate to 1.
15584 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15585 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15586 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15587 avx_ptest256): Override prefix_extra to 1.
15588 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15589 Override prefix_data16 and length_immediate to 1.
15590 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15591 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15592 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15593 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15594 prefix_data16 to 0 and prefix_extra to 2.
15595 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15596 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15598 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15599 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15600 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15601 and prefix_extra to 2.
15602 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15603 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15604 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15605 avx_vpermilvar<mode>3,
15606 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15607 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15608 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15609 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15610 Override prefix_extra to 1.
15611 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15612 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15613 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15614 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15615 prefix_extra and length_immediate to 1.
15616 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15618 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15619 to 1 for the first alternative.
15620 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15621 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15623 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15624 *movv2sf_internal_avx, *movv2sf_internal): Override
15625 prefix_rep attribute for certain alternatives.
15626 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15627 attributes for certain alternatives.
15628 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15629 attributes for certain alternatives.
15630 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15631 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15632 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15633 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15634 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15635 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15636 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15637 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15638 length_immediate to 1 if operand 2 is const_int_operand.
15639 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15640 *vec_extractv2si_1): Set length_immediate attribute to 1.
15641 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15642 using old 3DNOW insn rather than SSE/3DNOW_A.
15643 (mmx_emms, mmx_femms): Clear modrm attribute.
15645 2009-05-29 Martin Jambor <mjambor@suse.cz>
15647 * tree-sra.c: New implementation of SRA.
15649 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15650 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15651 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15652 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15653 (SRA_MAX_STRUCTURE_COUNT): Removed.
15654 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15655 * doc/invoke.texi (sra-max-structure-size): Removed.
15656 (sra-field-structure-ratio): Removed.
15658 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15660 PR middle-end/40291
15661 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15664 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15666 PR rtl-optimization/40101
15667 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15668 seqno. Adjust comment.
15669 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15670 inserting bookkeeping before a jump, the jump is not scheduled.
15671 When no positive seqno found, provide a value. Add comment.
15673 2009-05-29 Richard Guenther <rguenther@suse.de>
15675 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15676 short-cutting on the first component.
15678 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15680 PR middle-end/39958
15681 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15682 for trees other than decls/types.
15684 2009-05-29 Richard Guenther <rguenther@suse.de>
15686 * tree-ssa-operands.c (get_expr_operands): Do not handle
15687 INDIRECT_REFs in the handled-component case. Remove
15688 unused get_ref_base_and_extent case.
15689 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15690 tree_low_cst and host_integerp where possible.
15691 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15692 codes for equivalence.
15693 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15695 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15697 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15698 to tmake_file for i[34567]86-*-cygwin*.
15700 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15703 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15704 (altivec_categorize_keyword, init_vector_keywords,
15705 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15708 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15710 * tree.c (handle_dll_attribute): Check if node is
15711 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15713 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15715 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15717 (thumb2_zero_extendqidi2): Likewise.
15719 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15721 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15722 instead of gen_movrt.
15723 * config/sh/sh.md (movrt): Remove.
15725 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15727 * doc/invoke.texi (IA-64 Options):
15728 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15729 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15730 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15731 -msched-prefer-non-control-spec-insns,
15732 -msched-stop-bits-after-every-cycle,
15733 -msched-count-spec-in-critical-path,
15734 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15735 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15736 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15737 and -msched-spec-verbose.
15739 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15741 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15742 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15744 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15746 2009-05-28 Richard Guenther <rguenther@suse.de>
15748 * tree-ssa-alias.c (ao_ref_init): New function.
15749 (ao_ref_base): Likewise.
15750 (ao_ref_base_alias_set): Likewise.
15751 (ao_ref_alias_set): Likewise.
15752 (refs_may_alias_p_1): Change signature.
15753 (refs_may_alias_p): Adjust.
15754 (refs_anti_dependent_p): Likewise.
15755 (refs_output_dependent_p): Likewise.
15756 (call_may_clobber_ref_p_1): Change signature.
15757 (call_may_clobber_ref_p): Adjust.
15758 (stmt_may_clobber_ref_p_1): New function split out from ...
15759 (stmt_may_clobber_ref_p): ... here.
15760 (maybe_skip_until): Adjust signature.
15761 (get_continuation_for_phi): Likewise.
15762 (walk_non_aliased_vuses): Likewise.
15763 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15764 (ao_ref_init): Declare.
15765 (ao_ref_base): Likewise.
15766 (ao_ref_alias_set): Likewise.
15767 (stmt_may_clobber_ref_p_1): Likewise.
15768 (walk_non_aliased_vuses): Adjust.
15769 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15770 (get_ref_from_reference_ops): remove.
15771 (vn_reference_lookup_2): Adjust signature.
15772 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15773 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15774 (vn_reference_lookup): Adjust.
15775 (vn_reference_insert): Likewise.
15776 (vn_reference_insert_pieces): Adjust signature.
15777 (visit_reference_op_call): Adjust.
15778 * tree-ssa-pre.c (get_expr_type): Simplify.
15779 (phi_translate_1): Adjust.
15780 (compute_avail): Likewise.
15781 (translate_vuse_through_block): Do not re-build trees.
15782 (value_dies_in_block_x): Likewise.
15783 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15785 (vn_reference_lookup_pieces): Adjust declaration.
15786 (vn_reference_insert_pieces): Likewise.
15788 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15790 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15791 with checking disabled.
15793 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15797 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15798 macro definition for support of three-operand format aligned
15799 .comm directive in assembler on cygwin/pe/mingw target OS.
15800 * configure: Regenerate.
15801 * config.h: Regenerate.
15803 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15804 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15805 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15807 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15808 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15810 2009-05-28 Ira Rosen <irar@il.ibm.com>
15812 PR tree-optimization/40254
15813 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15814 in analysis of basic blocks.
15816 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15818 PR middle-end/33699
15819 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15820 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15821 (TARGET_INITIALIZER): Use it.
15822 * cse.c (CHEAPER): Move it up to the other macros.
15823 (insert): Rename this ...
15824 (insert_with_costs): ... to this. Add cost parameters. Update
15826 (insert): New function. Call insert_with_costs.
15827 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15828 find_reg_offset_for_const, try_const_anchors): New functions.
15829 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15830 when using a const-anchor. Call insert_const_anchors.
15831 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15832 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15834 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15836 * tree-inline.c (remap_decls): Enable nonlocalized variables
15837 when not optimizing.
15839 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15841 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15842 Simplify other tests involving optimize.
15844 2009-05-27 Tom Tromey <tromey@redhat.com>
15846 * unwind-dw2.c (_Unwind_DebugHook): New function.
15847 (uw_install_context): Call _Unwind_DebugHook.
15849 2009-05-27 Tom Tromey <tromey@redhat.com>
15851 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15853 2009-05-27 Ian Lance Taylor <iant@google.com>
15855 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15856 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15857 (ALL_LINKERFLAGS): Define.
15858 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15859 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15860 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15861 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15862 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15863 $(LINKER_FOR_BUILD).
15864 (build/gcov-iov$(build_exeext)): Likewise.
15866 2009-05-27 Julian Brown <julian@codesourcery.com>
15868 * gcse.c (target.h): Include.
15869 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15870 copy of argument to a pseudo register.
15872 2009-05-27 Diego Novillo <dnovillo@google.com>
15874 * tree-ssa-live.c (dump_scope_block): Document arguments.
15875 (dump_scope_blocks): Document.
15876 (debug_scope_blocks): New.
15877 * tree-flow.h (debug_scope_blocks): Declare.
15879 2009-05-21 Denis Chertykov <denisc@overta.ru>
15881 * doc/contrib.texi (Contributors): Add myself to the list.
15883 2009-05-27 Olivier Hainque <hainque@adacore.com>
15885 * expr.c (target_align): New function. Alignment the TARGET of an
15886 assignment may be assume to have.
15887 (highest_pow2_factor_for_target): Use it instead of relying on
15888 immediate tree attributes of TARGET, not necessarily honored when
15889 intermediate bitfields are involved.
15891 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15894 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15895 AVX, SSE4, AES, PCLMUL and POPCNT.
15897 2009-05-27 Diego Novillo <dnovillo@google.com>
15899 * tree-pretty-print.c (dump_location): New.
15900 (dump_generic_node): Call it.
15901 Factor code to handle BLOCK nodes ...
15902 (dump_block_node): ... here.
15904 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15906 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15908 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15910 * gcc-plugin.h: Include config.h and system.h.
15911 (IN_GCC): Define if not defined.
15913 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15915 PR middle-end/40249
15916 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15919 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15921 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15923 * config/m32r/m32r.h: Ditto.
15924 * config/m32r/m32r.md: Ditto.
15925 * config/m32r/predicates.md: Ditto.
15927 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15929 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15931 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15934 (Loading plugins): typo.
15935 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15936 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15937 (Interacting with the GCC Garbage Collector): Added new section.
15938 (Giving information about a plugin): Added new section for
15940 * ggc.h (ggc_register_root_tab): Added declaration.
15941 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15942 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15943 (register_callback): Improved comment in declaration.
15944 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15945 (extra_root_vec) Added static variable for dynamic roots registration.
15946 (ggc_register_root_tab) Added new routine.
15947 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15948 PLUGIN_GGC_MARKING event.
15949 * ggc-zone.c: Include plugin.h.
15950 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15951 * ggc-page.c: Include plugin.h.
15952 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15953 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15954 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15955 (register_callback): check lack of callbacks for
15956 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15957 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15958 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15959 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15960 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15961 dependency on plugin.h.
15962 (plugin.o): Added dependency on ggc.h...
15964 2009-05-26 Richard Guenther <rguenther@suse.de>
15966 PR middle-end/40248
15968 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15969 with mismatched comparison modes.
15971 * expr.c (expand_expr_real_1): Expand the operand of a
15972 VIEW_CONVERT_EXPR in its natural mode.
15974 2009-05-26 Ian Lance Taylor <iant@google.com>
15976 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15977 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15978 (ALL_COMPILERFLAGS): Define.
15979 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15980 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15981 (collect2$(exeext), collect2.o): Likewise.
15982 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15983 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15984 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15985 (libbackend.o, intl.o, cppdefault.o): Likewise.
15986 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15987 (build/%.o): Use $(COMPILER_FOR_BUILD).
15988 (build/gen%$(build_exeext)): Likewise.
15989 (build/gcov-iov$(build_exeext)): LIkewise.
15990 * config/t-darwin (darwin.o): Use $(COMPILER).
15991 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15992 * config/t-sol2 (sol2-c.o): Likewise.
15993 (sol2.o): Likewise.
15994 * config/t-vxworks (vxworks.o): Likewise.
15995 * config/x-darwin (host-darwin.o): Likewise.
15996 * config/x-hpux (host-hpux.o): Likewise.
15997 * config/x-linux (host-linux.o): Likewise.
15998 * config/x-solaris (host-solaris.o): Likewise.
15999 * config/alpha/x-alpha (driver-alpha.o): Likewise.
16000 * config/arm/t-arm (arm-c.o): Likewise.
16001 * config/arm/t-pe (pe.o): Likewise.
16002 * config/arm/t-wince-pe (pe.o): Likewise.
16003 * config/i386/t-cygming (winnt.o): Likewise.
16004 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
16005 * config/i386/t-cygwin (cygwin1.o): Likewise.
16006 (cygwin2.o): Likewise.
16007 * config/i386/t-i386 (i386-c.o): Likewise.
16008 * config/i386/t-interix (winnt.o): Likewise.
16009 * config/i386/t-netware (netware.o): Likewise.
16010 * config/i386/t-nwld (nwld.o): Likewise.
16011 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
16012 * config/i386/x-i386 (driver-i386.o): Likewise.
16013 * config/i386/x-cygwin (host-cygwin.o): Likewise.
16014 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
16015 * config/ia64/t-ia64 (ia64-c.o): Likewise.
16016 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
16017 * config/mips/x-native (driver-native.o): Likewise.
16018 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
16019 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
16020 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
16021 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
16022 * config/score/t-score-elf (score7.o): Likewise.
16023 (score3.o): Likewise.
16024 * config/sh/t-sh (sh-c.o): Likewise.
16025 * config/sh/t-symbian (sh-c.o): Likewise.
16026 (symbian.o): Likewise.
16027 * config/spu/t-spu-elf (spu-c.o): Likewise.
16028 * config/v850/t-v850 (v850-c.o): Likewise.
16029 * config/v850/t-v850e (v850-c.o): Likewise.
16031 2009-05-26 Richard Guenther <rguenther@suse.de>
16033 PR tree-optimization/40122
16034 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
16035 VECTOR_CSTs if possible.
16036 (fold_gimple_assign): Likewise.
16038 2009-05-26 Richard Guenther <rguenther@suse.de>
16040 PR middle-end/40252
16041 * fold-const.c (fold_binary): Use the correct types for building
16044 2009-05-26 Richard Guenther <rguenther@suse.de>
16046 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
16047 redundant calls to merge_alias_info.
16048 (bump_vector_ptr): Likewise.
16049 * tree-ssa-copy.c (merge_alias_info): Remove.
16050 (replace_exp_1): Remove call to merge_alias_info.
16051 (propagate_tree_value): Likewise.
16052 (fini_copy_prop): Propagate points-to info.
16053 * tree-flow.h (merge_alias_info): Remove.
16055 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16057 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
16059 2009-05-25 Jan Hubicka <jh@suse.cz>
16061 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16062 * cgraph.h (struct inline_summary): New filed self_wize,
16063 size_inlining_benefit, self_time and time_inlining_benefit.
16064 (struct cgraph_global_info): Replace insns by time ans size fields.
16065 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16066 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16067 (ipcp_update_callgraph): Do not touch function bodies.
16068 * ipa-inline.c: Include except.h
16069 (MAX_TIME): New constant.
16070 (overall_insns): Remove.
16071 (leaf_node_p): New.
16072 (overall_size, max_benefit): New static variables.
16073 (cgraph_estimate_time_after_inlining): New function.
16074 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16075 (cgraph_clone_inlined_nodes): Update size.
16076 (cgraph_mark_inline_edge): Update size.
16077 (cgraph_estimate_growth): Use size info.
16078 (cgraph_check_inline_limits): Check size.
16079 (cgraph_default_inline_p): Likewise.
16080 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16081 (cgraph_decide_recursive_inlining): Check size.
16082 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16084 (cgraph_decide_inlining): Likewise.
16085 (cgraph_decide_inlining_incrementally): Likewise; honor
16086 PARAM_EARLY_INLINING_INSNS.
16087 (likely_eliminated_by_inlining_p): New predicate.
16088 (estimate_function_body_sizes): New function.
16089 (compute_inline_parameters): Use it.
16090 * except.c (must_not_throw_labels): New function.
16091 * except.h (must_not_throw_labels): Declare.
16092 * tree-inline.c (init_inline_once): Kill inlining_weigths
16093 * tree-ssa-structalias.c: Avoid uninitialized warning.
16094 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16095 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16096 (PARAM_INLINE_CALL_COST): Remove.
16097 (PARAM_EARLY_INLINING_INSNS): New.
16099 2009-05-25 Richard Guenther <rguenther@suse.de>
16101 PR tree-optimization/36327
16102 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
16103 callback for reference translation or lookup at the point of may-defs.
16104 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
16105 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
16106 for union COMPONENT_REFs.
16107 (vn_reference_lookup_3): New callback. Lookup from memset
16108 and CONSTRUCTOR assignment, translate through struct copies.
16109 (vn_reference_lookup_pieces): Make sure to not free the
16110 passed operands array. Adjust walk_non_aliased_vuses call.
16111 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
16112 make sure we do not leak memory.
16114 2009-05-25 Richard Guenther <rguenther@suse.de>
16116 * tree-ssa-alias.h (dump_points_to_solution): Declare.
16117 * tree-inline.c (expand_call_inline): Reset the escaped and
16118 callused solutions.
16119 * tree-ssa-structalias.c (pass_build_ealias): New.
16120 * tree-pass.h (pass_build_ealias): Declare.
16121 * passes.c (init_optimization_passes): Add PTA during
16122 early optimizations.
16123 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
16124 and CALLUSED solutions.
16125 (dump_points_to_solution): New function, split out from ...
16126 (dump_points_to_info_for): ... here.
16127 * tree-parloops.c (parallelize_loops): Reset the escaped and
16128 callused solutions.
16130 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16133 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
16134 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
16136 2009-05-25 Ira Rosen <irar@il.ibm.com>
16138 PR tree-optimization/40238
16139 * tree-vect-stmts.c (vect_init_vector): Insert initialization
16140 statements after basic block's labels.
16141 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
16142 to free the allocated memory.
16144 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
16146 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
16147 return address with a USE.
16149 2009-05-24 Richard Guenther <rguenther@suse.de>
16151 PR middle-end/40233
16152 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
16153 array type from the main variant of the inner type.
16155 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16157 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
16158 definition to bool (from int) to un-break build.
16159 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
16161 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
16163 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
16164 discard_stmt_changes): Delete.
16165 * tree-ssa-operands.c (scb_stack): Delete.
16166 (init_ssa_operands): Do not initialize it.
16167 (fini_ssa_operands): Do not free it.
16168 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
16170 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
16171 update_stmt, remove the others. Fix comments.
16172 * tree-dfa.c (optimize_stack_restore): Likewise.
16173 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
16174 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
16175 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16176 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
16178 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
16179 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
16180 (dom_opt_finalize_block): Likewise, adjusting access to
16182 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
16183 (stmts_to_rescan): Change item type to gimple.
16184 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
16186 2009-05-24 Ira Rosen <irar@il.ibm.com>
16188 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
16189 * tree-pass.h (pass_slp_vectorize): New pass.
16190 * params.h (SLP_MAX_INSNS_IN_BB): Define.
16191 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
16192 * tree-vectorizer.c (timevar.h): Include.
16193 (user_vect_verbosity_level): Declare.
16194 (vect_location): Fix comment.
16195 (vect_set_verbosity_level): Update user_vect_verbosity_level
16196 instead of vect_verbosity_level.
16197 (vect_set_dump_settings): Add an argument. Ignore user defined
16198 verbosity if dump flags require higher level of verbosity. Print to
16199 stderr only for loop vectorization.
16200 (vectorize_loops): Update call to vect_set_dump_settings.
16201 (execute_vect_slp): New function.
16202 (gate_vect_slp): Likewise.
16203 (struct gimple_opt_pass pass_slp_vectorize): New.
16204 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
16205 access its members.
16206 (vec_info_for_bb): New function.
16207 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
16208 (VECTORIZATION_ENABLED): New macro.
16209 (SLP_ENABLED, SLP_DISABLED): Likewise.
16210 (vect_is_simple_use): Add bb_vec_info argument.
16211 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
16212 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
16213 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
16214 vect_schedule_slp, vect_analyze_slp): Likewise.
16215 (vect_analyze_stmt): Add slp_tree argument.
16216 (find_bb_location): Declare.
16217 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16218 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
16219 (vect_analyze_loop_operations, vect_analyze_loop,
16220 get_initial_def_for_induction, vect_create_epilog_for_reduction,
16221 vect_finalize_reduction, vectorizable_reduction,
16222 vectorizable_live_operation, vect_transform_loop): Likewise.
16223 * tree-data-ref.c (dr_analyze_innermost): Update comment,
16224 skip evolution analysis if analyzing a basic block.
16225 (dr_analyze_indices): Likewise.
16226 (initialize_data_dependence_relation): Skip the test whether the
16227 object is invariant for basic blocks.
16228 (compute_all_dependences): Skip dependence analysis for data
16229 references in basic blocks.
16230 (find_data_references_in_stmt): Don't fail in case of invariant
16231 access in basic block.
16232 (find_data_references_in_bb): New function.
16233 (find_data_references_in_loop): Move code to
16234 find_data_references_in_bb and add a call to it.
16235 (compute_data_dependences_for_bb): New function.
16236 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
16237 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
16239 (vect_analyze_data_ref_dependence): Check for interleaving in case of
16240 unknown dependence in basic block and fail in case of dependence in
16242 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
16243 dependence instances from either loop or basic block vectorization
16245 (vect_compute_data_ref_alignment): Check if it is loop vectorization
16246 before calling nested_in_vect_loop_p.
16247 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
16248 dependence instances from either loop or basic block vectorization
16250 (vect_verify_datarefs_alignment): Likewise.
16251 (vect_enhance_data_refs_alignment): Adjust function calls.
16252 (vect_analyze_data_refs_alignment): Likewise.
16253 (vect_analyze_group_access): Fix printing. Skip different checks if
16254 DR_STEP is 0. Keep strided stores either in loop or basic block
16255 vectorization data structure. Fix indentation.
16256 (vect_analyze_data_ref_access): Fix comments, allow zero step in
16258 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
16259 dependence instances from either loop or basic block vectorization
16261 (vect_analyze_data_refs): Update comment. Call
16262 compute_data_dependences_for_bb to analyze basic blocks.
16263 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
16264 case of loop vectorization. In case of basic block vectorization use
16265 data-ref itself as a base.
16266 (vect_create_data_ref_ptr): In case of basic block vectorization:
16267 don't advance the pointer, add new statements before the current
16268 statement. Adjust function calls.
16269 (vect_supportable_dr_alignment): Support only aligned accesses in
16270 basic block vectorization.
16271 * common.opt (ftree-slp-vectorize): New flag.
16272 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
16273 (vect_pattern_recog_1): Likewise.
16274 * tree-vect-stmts.c (process_use): Likewise.
16275 (vect_init_vector): Add new statements in the beginning of the basic
16276 block in case of basic block SLP.
16277 (vect_get_vec_def_for_operand): Adjust function calls.
16278 (vect_finish_stmt_generation): Likewise.
16279 (vectorizable_call): Add assert that it is loop vectorization, adjust
16281 (vectorizable_conversion, vectorizable_assignment): Likewise.
16282 (vectorizable_operation): In case of basic block SLP, take
16283 vectorization factor from statement's type and skip the relevance
16284 check. Adjust function calls.
16285 (vectorizable_type_demotion): Add assert that it is loop
16286 vectorization, adjust function calls.
16287 (vectorizable_type_promotion): Likewise.
16288 (vectorizable_store): Check for outer loop only in case of loop
16289 vectorization. Adjust function calls. For basic blocks, skip the
16290 relevance check and don't advance pointers.
16291 (vectorizable_load): Likewise.
16292 (vectorizable_condition): Add assert that it is loop vectorization,
16293 adjust function calls.
16294 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
16295 that it is not reduction, get vector type, call only supported
16296 functions, skip loop specific parts.
16297 (vect_transform_stmt): Check for outer loop only in case of loop
16299 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16300 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16301 for external definition.
16302 * passes.c (pass_slp_vectorize): New pass.
16303 * tree-vect-slp.c (find_bb_location): New function.
16304 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16305 check for patterns only in loops.
16306 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16307 case of multiple types in basic block SLP.
16308 (vect_mark_slp_stmts_relevant): New function.
16309 (vect_supported_load_permutation_p): Fix comment.
16310 (vect_analyze_slp_instance): Add argument. In case of basic block
16311 SLP, take vectorization factor from statement's type, check that
16312 unrolling factor is 1. Adjust function call. Save SLP instance in
16313 either loop or basic block vectorization structure. Return FALSE,
16315 (vect_analyze_slp): Add argument. Get strided stores groups from
16316 either loop or basic block vectorization structure. Return FALSE
16317 if basic block SLP failed.
16318 (new_bb_vec_info): New function.
16319 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16320 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16321 (vect_schedule_slp): Add argument. Get SLP instances from either
16322 loop or basic block vectorization structure. Set vectorization factor
16323 to be 1 for basic block SLP.
16324 (vect_slp_transform_bb): New function.
16325 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16327 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16329 * final.c (shorten_branches): Do not align labels for jump tables.
16330 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16332 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16334 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16335 Remove outdated reference to flow.c and fix nits.
16336 * doc/gccint.texi: Tweak RTL description.
16337 * doc/rtl.texi: Likewise.
16339 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16341 * config/avr/avr.c: Change my email address.
16342 * config/avr/avr.h: Likewise.
16343 * config/avr/avr.md: Likewise.
16344 * config/avr/avr-protos.h: Likewise.
16345 * config/avr/libgcc.S: Likewise.
16347 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16349 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16350 (spu_split_load, spu_split_store): Change return type to int.
16351 (spu_split_convert): Declare.
16352 * config/spu/predicates.md (spu_mem_operand): Remove.
16353 (spu_mov_operand): Update.
16354 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16355 * config/spu/spu.c (regno_aligned_for_load): Remove.
16356 (reg_aligned_for_addr, spu_expand_load): Define.
16357 (spu_expand_extv): Reimplement and handle MEM.
16358 (spu_expand_insv): Handle MEM.
16359 (spu_sched_reorder): Handle insn's with length 0.
16360 (spu_legitimate_address_p): Reimplement.
16361 (store_with_one_insn_p): Return TRUE for any mode with size
16362 larger than 16 bytes.
16363 (address_needs_split): Define.
16364 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16366 (spu_convert_move): Define.
16367 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16368 (spu_split_store): Change all MEM's to TImode.
16369 (spu_init_expanders): Preallocate registers that correspond to
16370 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16372 (spu_split_convert): Define.
16373 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16374 (_move<mode>, _movdi, _movti): Update predicate and condition.
16375 (load, store): Change to define_split.
16376 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16378 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16379 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16380 define_insn_and_split of lshr<mode>3.
16381 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16382 (<v>ashr<mode>3_imm): Define.
16383 (extv, extzv, insv): Allow MEM operands.
16384 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16385 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16386 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16387 (_spu_convert2): Change to define_insn_and_split and remove the
16388 corresponding define_peephole2.
16389 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16390 Change predicates to memory_operand.
16392 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16394 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16396 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16398 PR tree-optimization/40219
16399 * tree.c (iterative_hash_expr): Make sure the builtin function is
16400 a normal builtin function and not a front end or back end builtin
16401 before indexing into the built_in_decls array.
16403 2009-05-22 Richard Guenther <rguenther@suse.de>
16405 PR middle-end/38964
16406 * alias.c (write_dependence_p): Do not use TBAA for answering
16407 anti-dependence or output-dependence.
16408 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16409 (emit_pointer_definition): Remove.
16410 (emit_alias_warning): Likewise.
16411 (find_what_var_points_to): Remove TBAA pruning code.
16412 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16414 (compute_points_to_sets): Remove code computing the set of
16415 dereferenced pointers.
16416 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16417 oracle for querying anti and output dependencies.
16418 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16419 if TBAA may be applied.
16420 (refs_anti_dependent_p): New function.
16421 (refs_output_dependent_p): Likewise.
16422 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16423 (refs_output_dependent_p): Likewise.
16424 * doc/tree-ssa.texi (Memory model): New section.
16425 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16426 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16427 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16428 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16429 * expr.c (expand_expr_real_1): Likewise.
16430 * gimple-low.c (lower_stmt): Likewise.
16431 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16432 (dump_gimple_cdt): Remove.
16433 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16434 (gimple_size): Likewise.
16435 (walk_gimple_op): Likewise.
16436 (is_gimple_stmt): Likewise.
16437 (walk_stmt_load_store_addr_ops): Likewise.
16438 (gimple_build_cdt): Remove.
16439 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16440 * gimple.h (gimple_cdt_new_type): Remove.
16441 (gimple_cdt_new_type_ptr): Likewise.
16442 (gimple_cdt_set_new_type): Likewise.
16443 (gimple_cdt_location): Likewise.
16444 (gimple_cdt_location_ptr): Likewise.
16445 (gimple_cdt_set_location): Likewise.
16446 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16447 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16448 GIMPLE_CHANGE_DYNAMIC_TYPE.
16449 (verify_types_in_gimple_stmt): Likewise.
16450 * tree-inline.c (estimate_num_insns): Likewise.
16451 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16452 (copy_decl_to_var): Likewise.
16453 (copy_result_decl_to_var): Likewise.
16454 * tree-pretty-print.c (dump_generic_node): Do not handle
16455 CHANGE_DYNAMIC_TYPE_EXPR.
16456 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16457 * tree-ssa-operands.c (get_expr_operands): Likewise.
16458 * tree-ssa-structalias.c (struct variable_info): Remove
16459 no_tbaa_pruning member.
16460 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16461 (unify_nodes): Do not copy it.
16462 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16463 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16464 (set_uids_in_ptset): Do not check it.
16465 (find_what_var_points_to): Likewise.
16466 (compute_tbaa_pruning): Remove.
16467 (compute_points_to_sets): Do not call it.
16468 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16469 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16470 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16471 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16472 (DECL_NO_TBAA_P): Likewise.
16473 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16474 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16475 (expand_omp_atomic_pipeline): Do not set it.
16476 * print-tree.c (print_node): Do not dump it.
16477 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16480 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16483 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16486 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16488 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16491 2009-05-22 Ben Elliston <bje@au.ibm.com>
16493 * Makefile.in (bversion.h, s-bversion): New targets.
16494 (TOPLEV_H): Add bversion.h.
16495 * toplev.h: Include "bversion.h".
16496 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16497 the __format__ attribute only if compiling with the same version
16498 of GCC as the sources (the "build version").
16500 2009-05-22 Ben Elliston <bje@au.ibm.com>
16502 * c-format.c (handle_format_attribute): Fix comment typo.
16504 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16507 * config/ia64/ia64.opt (mfused-madd): New.
16508 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16509 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16510 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16511 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16512 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16513 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16514 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16515 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16516 instruction if !TARGET_FUSED_MADD.
16517 (fpma, fpms): Remove colon from name.
16519 2009-05-22 Richard Guenther <rguenther@suse.de>
16521 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16522 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16523 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16525 (create_expression_by_pieces): Only convert if necessary.
16526 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16527 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16529 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16531 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16532 regular pattern from a template and rename it ...
16533 (*extzv_truncsi_exts): ... to this.
16535 2009-05-21 Richard Guenther <rguenther@suse.de>
16537 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16538 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16539 (cgraph_default_inline_p): Likewise.
16540 (cgraph_decide_inlining_incrementally): Likewise.
16542 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16543 Uros Bizjak <ubizjak@gmail.com>
16545 * config/i386/cpuid.h (bit_MOVBE): New.
16547 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16549 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16550 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16551 (ix86_handle_option): Handle OPT_mmovbe.
16552 (ix86_target_string): Add -mmovbe.
16553 (pta_flags): Add PTA_MOVBE.
16554 (processor_alias_table): Add PTA_MOVBE to "atom".
16555 (override_options): Handle PTA_MOVBE.
16557 * config/i386/i386.h (TARGET_MOVBE): New.
16559 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16560 (*bswapsi_movbe): New.
16561 (*bswapdi_movbe): Likewise.
16562 (bswapdi2): Renamed to ...
16563 (*bswapdi_1): This.
16564 (bswapdi2): New expander.
16566 * config/i386/i386.opt (mmovbe): New.
16568 * doc/invoke.texi: Document -mmovbe.
16570 2009-05-21 Taras Glek <tglek@mozilla.com>
16572 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16573 * gcc-plugin.h (plugin_init): Updated signature.
16574 * gcc-plugin.h (plugin_name_args): Moved to this header.
16575 * doc/plugins.texi (plugin_init): Updated documention to reflect
16577 * doc/plugins.texi (plugin_name_args): Added to documention.
16579 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16581 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16582 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16584 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16586 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16587 JUMP_TABLE_DATA_P predicates where applicable.
16588 * config/i386/predicates.md: Ditto.
16589 * config/i386/sse.md: Ditto.
16591 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16593 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16594 operand2 -128 override length_immediate attribute to 1.
16595 * config/i386/predicates.md (constm128_operand): New predicate.
16597 * config/i386/i386.c (memory_address_length): Handle %r12
16598 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16600 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16601 mode look through optional ZERO_EXTEND and SUBREG.
16602 * config/i386/i386.md (R12_REG): New define_constant.
16603 (prefix_data16): For sse unit set also for MODE_TI insns.
16604 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16605 insns set if operand 1 is ext_QIreg_operand.
16606 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16607 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16609 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16610 mode from MODE_DI to MODE_SI.
16611 (movdi_1_rex64): Override modrm and length_immediate attributes
16612 only for movabs (TYPE_IMOV, alternative 2).
16613 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16614 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16615 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16616 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16617 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16618 prefix_rex attribute if DImode.
16619 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16620 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16621 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16622 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16623 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16624 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16625 Likewise. For TYPE_IMOV clear length_immediate attribute.
16626 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16627 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16628 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16629 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16630 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16631 or one operand TYPE_ISHIFT.
16632 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16633 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16634 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16635 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16636 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16637 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16638 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16639 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16640 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16641 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16642 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16643 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16644 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16645 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16646 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16647 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16648 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16649 set mode attribute, don't override length attribute.
16650 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16652 (return_internal_long): Set length attribute to 2 instead of 1.
16653 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16654 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16655 prefix_rex attribute.
16656 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16658 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16660 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16662 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16664 2009-05-20 Ian Lance Taylor <iant@google.com>
16666 * tree.c (build_tree_list_vec_stat): New function.
16667 (ctor_to_vec): New function.
16668 (build_nt_call_vec): New function.
16669 (build_call_array): Change args to be a const pointer.
16670 (build_call_vec): New function.
16671 * tree.h (build_nt_call_vec): Declare.
16672 (build_tree_list_vec_stat): Declare.
16673 (build_tree_list_vec): Define.
16674 (build_call_array): Update declaration.
16675 (build_call_vec): Declare.
16676 (ctor_to_vec): Declare.
16677 * c-common.c (tree_vector_cache): New static variable.
16678 (make_tree_vector): New function.
16679 (release_tree_vector): New function.
16680 (make_tree_vector_single): New function.
16681 (make_tree_vector_copy): New function.
16682 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16683 (make_tree_vector_single, make_tree_vector_copy): Declare.
16684 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16685 (c_parser_expr_list): Don't manage cache here, instead call
16687 (c_parser_release_expr_list): Remove static function.
16688 (c_parser_vec_to_tree_list): Remove static function.
16689 (c_parser_attributes): Call build_tree_list_vec instead of
16690 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16691 c_parser_release_expr_list.
16692 (c_parser_postfix_expression_after_primary): Likewise.
16693 (c_parser_objc_keywordexpr): Likewise.
16695 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16697 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16698 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16699 TARGET_CONVERT_TO_TYPE.
16700 * hooks.c (hook_tree_const_tree_null): Define.
16701 * hooks.h (hook_tree_const_tree_null): Declare.
16702 * target.h (struct gcc_target): Add invalid_parameter_type,
16703 invalid_return_type, promoted_type, and convert_to_type fields.
16704 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16705 (TARGET_INVALID_RETURN_TYPE): Define.
16706 (TARGET_PROMOTED_TYPE): Define.
16707 (TARGET_CONVERT_TO_TYPE): Define.
16708 (TARGET_INITIALIZER): Update for new fields.
16709 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16710 (grokparms): Check targetm.invalid_parameter_type.
16711 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16712 * c-convert.c (convert): Check targetm.convert_to_type.
16714 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16716 * config/mips/mips.md (*extenddi_truncate<mode>,
16717 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16719 (*extendhi_truncateqi): New define_insn_and_sptit.
16721 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16723 PR middle-end/40204
16724 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16725 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16727 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16729 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16730 the operand of VIEW_CONVERT_EXPR.
16732 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16734 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16735 extended family and model for Intel processors. Support Intel Atom.
16737 2009-05-20 Olivier Hainque <hainque@adacore.com>
16739 * gstab.h (stab_code_type): Define, to be used instead of the
16740 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16742 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16743 occurrences by stab_code_type.
16744 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16746 2009-05-20 Martin Jambor <mjambor@suse.cz>
16748 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16749 (sra_insert_before): Likewise.
16750 (sra_insert_after): Likewise.
16751 (sra_init_cache): Likewise.
16752 (sra_type_can_be_decomposed_p): Likewise.
16753 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16754 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16755 (sra_insert_before): Likewise.
16756 (sra_insert_after): Likewise.
16757 (sra_init_cache): Likewise.
16758 (insert_edge_copies_seq): Made static and moved upwards.
16760 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16763 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16765 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16766 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16769 2009-05-20 Richard Guenther <rguenther@suse.de>
16771 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16772 with mismatched comparison modes.
16774 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16776 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16777 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16778 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16779 with shifts for Thumb2.
16780 (orsi_notsi): New for orn.
16781 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16782 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16783 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16784 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16785 Don't invert remainder for IOR.
16787 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16789 PR tree-optimization/40087
16790 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16791 number_of_iterations_ne): Rename never_infinite argument.
16792 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16793 number_of_iterations_le): Handle pointer-type ivs when
16794 exit_must_be_taken is false.
16795 (number_of_iterations_cond): Do not always assume that
16796 exit_must_be_taken if the control variable is a pointer.
16798 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16800 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16801 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16803 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16805 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16806 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16808 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16811 * c.opt (Wlogical-op): Disabled by default.
16812 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16814 * doc/invoke.texi (Wlogical-op): Likewise.
16816 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16818 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16820 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16821 Propagate the type of the first operand.
16822 <ASSERT_EXPR>: Simplify.
16823 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16824 Rewrite using the RHS code as discriminant.
16825 <NOP_EXPR>: Turn into CASE_CONVERT.
16826 <PLUS_EXPR>: Propagate the type of the first operand.
16828 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16830 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16831 (ia64_dconst_0_375): New.
16832 * config/ia64/ia64.c (ia64_override_options): Remove
16833 -minline-sqrt-min-latency warning.
16834 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16835 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16836 * config/ia64/ia64.md (*sqrt_approx): Remove.
16837 (sqrtsf2): Remove #if 0.
16838 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16839 (sqrtdf): Remove assert.
16840 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16841 (sqrtxf2): Remove #if 0.
16842 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16843 * div.md (sqrt_approx_rf): New.
16844 (sqrtsf2_internal_thr): New implementation.
16845 (sqrtsf2_internal_lat): New.
16846 (sqrtdf2_internal_thr: New implementation.
16847 (sqrtxf2_internal): New implementation.
16849 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16850 Hans-Peter Nilsson <hp@axis.com>
16852 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16853 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16854 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16855 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16856 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16857 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16858 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16859 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16860 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16861 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16862 * c-common.c: ...from here.
16864 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16866 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16868 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16870 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16872 2009-05-19 Ben Elliston <bje@au.ibm.com>
16874 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16875 assignments with memcpy calls.
16876 (add_fdes): Likewise.
16877 (binary_search_unencoded_fdes): Likewise.
16878 (linear_search_fdes): Eliminate type puns.
16880 2009-05-19 Richard Guenther <rguenther@suse.de>
16882 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16883 not falsely claim to have propagated into all uses.
16885 2009-05-19 Ben Elliston <bje@au.ibm.com>
16887 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16890 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16892 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16893 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16894 (TARGET_LEGITIMATE_ADDRESS_P): New.
16895 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16896 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16898 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16901 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16902 child of the containing namespace's DIE.
16904 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16906 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16907 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16908 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16911 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16914 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16915 gen_align with gen_pad.
16916 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16917 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16919 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16920 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16922 * config/i386/i386.md (align): Renamed to ...
16923 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16924 ASM_OUTPUT_MAX_SKIP_PAD.
16926 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16928 * config.gcc: Fix variable syntax.
16931 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16932 before calling exact_log2.
16933 (output_iorsi3): Likewise.
16934 (output_xorsi3): Likewise.
16936 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16938 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16939 for the none zero constant operand except for EQ and NE
16940 comprisons even when the first operand is R0.
16942 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16944 * config/s390/2064.md: Remove trailing whitespaces.
16945 * config/s390/2084.md: Likewise.
16946 * config/s390/constraints.md: Likewise.
16947 * config/s390/fixdfdi.h: Likewise.
16948 * config/s390/libgcc-glibc.ver: Likewise.
16949 * config/s390/s390-modes.def: Likewise.
16950 * config/s390/s390-protos.h: Likewise.
16951 * config/s390/s390.c: Likewise.
16952 * config/s390/s390.h: Likewise.
16953 * config/s390/s390.md: Likewise.
16954 * config/s390/tpf-unwind.h: Likewise.
16956 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16958 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16960 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16963 * configure.ac (m68k-*-*): Check if binutils support TLS.
16964 * configure: Regenerate.
16965 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16966 * config/m68k/constraints.md (Cu): New constraint.
16967 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16968 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16969 (movsi): Handle TLS symbols.
16970 (addsi3_5200): Handle XTLS symbols, indent.
16971 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16972 (m68k_tls_reference_p): Declare.
16973 (m68k_legitimize_address): Declare.
16974 (m68k_unwrap_symbol): Declare.
16975 * config/m68k/m68k.opt (mxtls): New option.
16976 * config/m68k/m68k.c (ggc.h): Include.
16977 (m68k_output_dwarf_dtprel): Implement hook.
16978 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16979 (m68k_expand_prologue): Load GOT pointer when function needs it.
16980 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16981 (m68k_legitimate_constant_address_p): Same.
16982 (m68k_decompose_address): Handle TLS references.
16983 (m68k_get_gp): New static function.
16984 (enum m68k_reloc): New contants.
16985 (TLS_RELOC_P): New macro.
16986 (m68k_wrap_symbol): New static function.
16987 (m68k_unwrap_symbol): New function.
16988 (m68k_final_prescan_insn_1): New static function.
16989 (m68k_final_prescan_insn): New function.
16990 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16992 (legitimize_pic_address): Handle TLS references..
16993 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16994 (m68k_libcall_value_in_a0_p)
16995 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16996 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16997 (m68k_legitimize_tls_address): Handle TLS references.
16998 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
17000 (m68k_legitimize_address): Handle TLS symbols.
17001 (m68k_get_reloc_decoration): New static function.
17002 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
17004 (m68k_output_dwarf_dtprel): Implement hook.
17005 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
17006 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
17007 m68k_call_* routines.
17008 (sched_attr_op_type): Handle TLS symbols.
17009 (gt-m68k.h): Include.
17010 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
17011 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
17013 2009-05-18 Martin Jambor <mjambor@suse.cz>
17015 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
17016 (visit_store_addr_for_mod_analysis): New function.
17017 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
17018 (determine_cst_member_ptr): Use gimple_assign_single_p.
17019 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
17020 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
17021 operands. Don't check number of operands of a NOP_EXPR.
17023 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
17025 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
17027 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
17030 * c-common.c (warn_logical_operator): Don't warn if one of
17031 expression isn't always true or false.
17033 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
17035 * config/i386/biarch32.h: New file.
17036 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
17038 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
17040 * config/mips/mips.md (*zero_extend<mode>_trunchi,
17041 *zero_extend<mode>_truncqi): Merge these into ...
17042 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
17043 Name the pattern following this as *zero_extendhi_truncqi.
17045 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
17047 PR middle-end/39301
17048 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
17049 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
17050 (output_info): Make field HOST_WIDEST_INT.
17051 (print_statistics): Use HOST_WIDEST_INT_PRINT.
17052 (dump_bitmat_statistics): Same.
17054 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
17056 * config.gcc (use_gcc_stdint): Set to wrap.
17057 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
17058 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
17059 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17060 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17061 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17062 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17063 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17064 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17066 2009-05-16 Joseph Myers <joseph@codesourcery.com>
17068 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
17070 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
17071 Move definitions earlier.
17072 (OPT_ARCH64, OPT_ARCH32): Define.
17073 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
17076 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17079 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
17082 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17084 * arm.md (movdi2): Copy non-reg values to DImode registers.
17086 2009-05-16 Jakub Jelinek <jakub@redhat.com>
17089 * final.c (label_to_max_skip): New function.
17090 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
17091 CODE_LABEL_NUMBER <= max_labelno.
17092 * output.h (label_to_max_skip): New prototype.
17093 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
17094 (ix86_avoid_jump_mispredicts): ... this. Don't define if
17095 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
17096 Handle CODE_LABELs with >= 16 byte alignment or with
17097 max_skip == (1 << align) - 1.
17098 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
17099 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
17102 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
17103 .p2align 3 if MAX_SKIP is smaller than 7.
17104 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
17106 2009-05-15 Ian Lance Taylor <iant@google.com>
17108 * alias.c (struct alias_set_entry_d): Rename from struct
17109 alias_set_entry. Change all uses.
17110 * except.c (struct call_site_record_d): Rename from struct
17111 call_site_record. Change all uses.
17112 * except.h (struct eh_region_d): Rename from struct eh_region.
17114 * gcse.c (struct hash_table_d): Rename from struct hash_table.
17116 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
17117 ivtype_map_elt. Change all uses.
17118 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
17120 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
17121 * graphite.h (struct name_tree_d): Rename from struct name_tree.
17123 (struct sese_d): Rename from struct sese. Change all uses.
17124 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
17125 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
17126 * optabs.h (struct optab_d): Rename from struct optab. Change all
17128 (struct convert_optab_d): Rename from struct convert_optab.
17130 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
17131 ipa_opt_pass. Change all uses.
17132 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
17135 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
17136 defined as a typedef.
17137 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
17140 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17143 * fold-const.c (make_range,build_range_check,merge_ranges): Move
17145 (merge_ranges): Returns bool.
17146 * tree.h (make_range): .. to here.
17147 (build_range_check): Likewise.
17148 (merge_ranges): Likewise. Renamed from merge_ranges.
17149 * c-typeck.c (parser_build_binary_op): Update calls to
17150 warn_logical_operator.
17151 * c-common.c (warn_logical_operator): Add new warning.
17152 * c-common.h (warn_logical_operator): Update declaration.
17154 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17156 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
17158 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17160 * doc/install.texi: Document MPC requirements, flags etc.
17162 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
17163 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
17164 Evaluate constant arguments.
17165 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
17166 (fold_builtin_1): Likewise, also evaluate constant arguments.
17167 Remove superfluous break.
17168 (do_mpc_ckconv): New.
17169 * real.h: Include mpc.h.
17170 * toplev.c (print_version): Output MPC version info if available.
17172 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17174 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
17176 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
17178 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
17181 2009-05-15 Jan Hubicka <jh@suse.cz>
17183 * doc/invoke.texi (max-early-inliner-iterations): New flag.
17184 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
17185 (try_inline): Fix return value.
17186 (cgraph_decide_inlining_incrementally): Honor new value.
17187 (cgraph_early_inlining): Handle indirect inlining.
17188 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
17190 2009-05-15 Jan Hubicka <jh@suse.cz>
17192 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
17193 * cgraphunit.c (cgraph_finalize_function): Set it.
17194 (cgraph_expand_function): Use it.
17196 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17198 * real.c (encode_ieee_half): Define.
17199 (decode_ieee_half): Define.
17200 (ieee_half_format): Define.
17201 (arm_half_format): Define.
17202 * real.h (ieee_half_format): Declare.
17203 (arm_half_format): Declare.
17205 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17207 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
17208 swapped, and reversed optabs exist before trying to use them.
17210 2009-05-15 Paul Brook <paul@codesourcery.com>
17211 Sandra Loosemore <sandra@codesourcery.com>
17213 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
17214 loads. Allow PRE_DEC.
17215 (output_move_neon): Handle PRE_DEC.
17216 (arm_print_operand): Add 'A' for neon structure loads.
17217 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
17218 * config/arm/neon.md (neon_mov): Update comment.
17219 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
17221 (Um): New constraint.
17223 2009-05-15 Jan Hubicka <jh@suse.cz>
17225 Revert the following patch until testsuite fallout is fixed:
17226 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17227 * cgraph.h (struct inline_summary): New filed self_wize,
17228 size_inlining_benefit, self_time and time_inlining_benefit.
17229 (struct cgraph_global_info): Replace insns by time ans size fields.
17230 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17231 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17232 (ipcp_update_callgraph): Do not touch function bodies.
17233 * ipa-inline.c: Include except.h
17234 (MAX_TIME): New constant.
17235 (overall_insns): Remove
17236 (overall_size, max_benefit): New static variables.
17237 (cgraph_estimate_time_after_inlining): New function.
17238 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17239 (cgraph_clone_inlined_nodes): Update size.
17240 (cgraph_mark_inline_edge): Update size.
17241 (cgraph_estimate_growth): Use size info.
17242 (cgraph_check_inline_limits): Check size.
17243 (cgraph_default_inline_p): Likewise.
17244 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17245 (cgraph_decide_recursive_inlining): Check size.
17246 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17248 (cgraph_decide_inlining): Likewise.
17249 (cgraph_decide_inlining_incrementally): Likewise; honor
17250 PARAM_EARLY_INLINING_INSNS.
17251 (likely_eliminated_by_inlining_p): New predicate.
17252 (estimate_function_body_sizes): New function.
17253 (compute_inline_parameters): Use it.
17254 * except.c (must_not_throw_labels): New function.
17255 * except.h (must_not_throw_labels): Declare.
17256 * tree-inline.c (init_inline_once): Kill inlining_weigths
17257 * tree-ssa-structalias.c: Avoid uninitialized warning.
17258 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17259 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17260 (PARAM_INLINE_CALL_COST): Remove.
17261 (PARAM_EARLY_INLINING_INSNS): New.
17263 2009-05-15 Richard Guenther <rguenther@suse.de>
17265 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
17266 not TODO_update_ssa.
17268 2009-05-15 Richard Guenther <rguenther@suse.de>
17270 PR tree-optimization/39999
17271 * gimple.h (gimple_expr_type): Use the expression type looking
17272 through useless conversions.
17273 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
17274 (vn_nary_op_insert_stmt): Likewise.
17275 (simplify_binary_expression): Likewise.
17277 2009-05-15 Richard Guenther <rguenther@suse.de>
17279 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17280 New options, enabled by default.
17281 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17283 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
17284 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
17285 * tree-ssa-structalias.c (gate_tree_pta): New function.
17286 (pass_build_alias): Use it.
17288 2009-05-15 Joseph Myers <joseph@codesourcery.com>
17290 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
17291 recurse on an invariant address if a conversion from a pointer
17292 type to a wider integer type is involved.
17294 2009-05-15 Jan Hubicka <jh@suse.cz>
17296 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17297 * cgraph.h (struct inline_summary): New filed self_wize,
17298 size_inlining_benefit, self_time and time_inlining_benefit.
17299 (struct cgraph_global_info): Replace insns by time ans size fields.
17300 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17301 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17302 (ipcp_update_callgraph): Do not touch function bodies.
17303 * ipa-inline.c: Include except.h
17304 (MAX_TIME): New constant.
17305 (overall_insns): Remove
17306 (overall_size, max_benefit): New static variables.
17307 (cgraph_estimate_time_after_inlining): New function.
17308 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17309 (cgraph_clone_inlined_nodes): Update size.
17310 (cgraph_mark_inline_edge): Update size.
17311 (cgraph_estimate_growth): Use size info.
17312 (cgraph_check_inline_limits): Check size.
17313 (cgraph_default_inline_p): Likewise.
17314 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17315 (cgraph_decide_recursive_inlining): Check size.
17316 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17318 (cgraph_decide_inlining): Likewise.
17319 (cgraph_decide_inlining_incrementally): Likewise; honor
17320 PARAM_EARLY_INLINING_INSNS.
17321 (likely_eliminated_by_inlining_p): New predicate.
17322 (estimate_function_body_sizes): New function.
17323 (compute_inline_parameters): Use it.
17324 * except.c (must_not_throw_labels): New function.
17325 * except.h (must_not_throw_labels): Declare.
17326 * tree-inline.c (init_inline_once): Kill inlining_weigths
17327 * tree-ssa-structalias.c: Avoid uninitialized warning.
17328 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17329 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17330 (PARAM_INLINE_CALL_COST): Remove.
17331 (PARAM_EARLY_INLINING_INSNS): New.
17332 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17333 (inline-call-cost): Remove.
17334 (early-inlining-insns): New.
17336 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17338 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17340 (print_int_cst_bounds_in_octal_p): Likewise.
17341 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17343 * dwarf2out.c (base_type_die): Likewise.
17344 (is_subrange_type): Delete.
17345 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17346 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17347 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17348 if the destination type is boolean.
17349 (build_range_check): Do not special-case subtypes.
17350 (fold_sign_changed_comparison): Likewise.
17351 (fold_unary): Likewise.
17352 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17353 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17354 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17355 * tree.c (subrange_type_for_debug_p): New predicate based on the
17356 former is_subrange_type.
17357 * tree.h (subrange_type_for_debug_p): Declare.
17358 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17359 (convert_affine_scev): Remove call to above function.
17360 (chrec_convert_aggressive): Likewise.
17361 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17362 false for conversions involving subtypes.
17363 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17364 (vrp_val_min): Likewise.
17365 (needs_overflow_infinity): Likewise.
17366 (extract_range_from_unary_expr): Likewise.
17368 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17370 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17371 * config/frv/frv.c: Likewise.
17372 * config/s390/s390.c: Likewise.
17373 * config/sparc/sparc.h: Likewise.
17374 * config/i386/i386.h: Likewise.
17375 * config/i386/i386.c: Likewise.
17376 * config/crx/crx.c: Likewise.
17377 * config/m68hc11/m68hc11.h: Likewise.
17378 * config/iq2000/iq2000.c: Likewise.
17379 * config/mn10300/mn10300.h: Likewise.
17380 * config/mn10300/mn10300.c: Likewise.
17381 * config/m68k/m68k.c: Likewise.
17382 * config/rs6000/rs6000.c: Likewise.
17383 * config/rs6000/xcoff.h: Likewise.
17384 * config/rs6000/linux64.h: Likewise.
17385 * config/rs6000/sysv4.h: Likewise.
17386 * config/score/score3.c: Likewise.
17387 * config/score/score7.c: Likewise.
17388 * config/score/score.c: Likewise.
17389 * config/arm/arm.md: Likewise.
17390 * config/mips/mips.c: Likewise.
17391 * config/mips/mips.md: Likewise.
17392 * config/bfin/bfin.h: Likewise.
17393 * config/pa/pa.c: Likewise.
17394 * config/pa/constraints.md: Likewise.
17396 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17397 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17398 * config/pdp11/pdp11.h: Use memory_address_p instead.
17400 2009-05-14 Ian Lance Taylor <iant@google.com>
17402 * passes.c (finish_optimization_passes): Change i to int.
17403 * plugin.c (plugins_active_p): Change event to int.
17404 (dump_active_plugins): Likewise.
17405 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17407 * tree.c (tree_range_check_failed): Change c to unsigned int.
17408 (omp_clause_range_check_failed): Likewise.
17409 (build_common_builtin_nodes): Change mode to int. Add cast.
17410 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17411 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17413 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17414 ++ or -- with a variable of enum type.
17416 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17419 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17421 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17423 * store-motion.c: Do not include params.h
17424 * Makefile.in: Fix dependencies for various files.
17426 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17428 * auto-inc-dec.c: Fix pass description, remove apparent
17429 accidental duplication.
17431 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17433 PR middle-end/40147
17434 * ipa-utils.h (memory_identifier_string): Moved to ...
17435 * tree.h (memory_identifier_string): Here. Add GTY(()).
17437 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17439 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17440 in the former documentation of...
17441 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17442 * ira-conflicts.c (get_dup_num): Use address_operand.
17443 * targhooks.c (default_legitimate_address_p): New.
17444 * targhooks.h (default_legitimate_address_p): New.
17445 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17447 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17448 * target.h (struct target): Add legitimate_address_p.
17449 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17450 (TARGET_INITIALIZER): Include it.
17452 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17453 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17454 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17455 (TARGET_LEGITIMATE_ADDRESS_P): New.
17457 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17458 (REG_OK_STRICT_P): Delete.
17459 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17460 (frv_legitimate_address_p_1): ... this.
17461 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17462 (frv_legitimate_address_p_1): ... the renamed old
17463 frv_legitimate_address_p.
17464 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17465 (TARGET_LEGITIMATE_ADDRESS_P): New.
17467 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17468 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17469 * config/s390/s390.c (legitimate_address_p): Rename to...
17470 (s390_legitimate_address_p): ... this, make static.
17471 (legitimize_address): Adjust call.
17472 (TARGET_LEGITIMATE_ADDRESS_P): New.
17473 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17475 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17476 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17477 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17478 (TARGET_LEGITIMATE_ADDRESS_P): New.
17480 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17481 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17482 * config/spu/spu.c (spu_legitimate_address): Rename to...
17483 (spu_legitimate_address_p): ... this, make static.
17484 (TARGET_LEGITIMATE_ADDRESS_P): New.
17486 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17487 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17488 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17489 (sparc_legitimate_address_p): ... this, make static and return bool.
17490 (legitimize_address): Adjust call.
17491 (TARGET_LEGITIMATE_ADDRESS_P): New.
17493 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17494 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17495 * config/i386/i386.c (legitimate_address_p): Rename to...
17496 (ix86_legitimate_address_p): ... this, make static.
17497 (constant_address_p): Move after it, adjust call.
17498 (TARGET_LEGITIMATE_ADDRESS_P): New.
17500 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17501 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17502 * config/avr/avr.c (legitimate_address_p): Rename to...
17503 (avr_legitimate_address_p): ... this, make static.
17504 (legitimize_address): Adjust call.
17505 (TARGET_LEGITIMATE_ADDRESS_P): New.
17507 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17508 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17509 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17510 (TARGET_LEGITIMATE_ADDRESS_P): New.
17512 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17513 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17514 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17515 (TARGET_LEGITIMATE_ADDRESS_P): New.
17517 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17518 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17520 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17522 (TARGET_LEGITIMATE_ADDRESS_P): New.
17524 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17525 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17527 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17529 (m68hc11_legitimate_address_p): ... this, make static.
17530 (go_if_legitimate_address_internal): Rename to...
17531 (m68hc11_legitimate_address_p_1): ... this.
17532 (legitimize_address): Adjust call.
17533 (TARGET_LEGITIMATE_ADDRESS_P): New.
17535 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17536 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17537 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17538 (TARGET_LEGITIMATE_ADDRESS_P): New.
17540 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17541 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17542 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17543 (mn10300_legitimate_address_p): ... this, make static.
17544 (TARGET_LEGITIMATE_ADDRESS_P): New.
17546 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17547 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17548 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17549 (TARGET_LEGITIMATE_ADDRESS_P): New.
17551 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17552 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17553 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17554 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17555 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17556 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17557 (rs6000_legitimate_address_p): ... this, make static.
17558 (TARGET_LEGITIMATE_ADDRESS_P): New.
17559 (REG_MODE_OK_FOR_BASE_P): Delete.
17560 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17562 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17563 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17565 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17566 static, adjust types.
17567 (TARGET_LEGITIMATE_ADDRESS_P): New.
17569 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17570 * config/score/score.c (score_address_p): Rename to...
17571 (score_legitimate_address_p): ... this.
17572 (TARGET_LEGITIMATE_ADDRESS_P): New.
17573 * config/score/score3.c (score3_address_p): Rename to...
17574 (score3_legitimate_address_p): ... this.
17575 * config/score/score7.c (score7_address_p): Rename to...
17576 (score7_legitimate_address_p): ... this.
17578 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17579 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17580 GO_IF_LEGITIMATE_ADDRESS): Delete.
17581 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17582 thumb2_legitimate_address_p): Delete.
17583 (arm_legitimate_address_p): Rename to...
17584 (arm_legitimate_address_outer_p): ... this.
17585 * config/arm/constraints.md ("Uq"): Adjust call.
17586 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17587 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17589 (arm_legitimate_address_outer_p): ... this.
17590 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17592 (TARGET_LEGITIMATE_ADDRESS_P): New.
17594 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17595 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17596 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17597 (TARGET_LEGITIMATE_ADDRESS_P): New.
17599 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17600 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17601 * config/vax/vax.c (legitimate_address_p): Rename to...
17602 (vax_legitimate_address_p): ... this, make static.
17603 (TARGET_LEGITIMATE_ADDRESS_P): New.
17605 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17606 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17607 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17608 (TARGET_LEGITIMATE_ADDRESS_P): New.
17610 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17611 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17612 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17613 (mmix_legitimate_address_p): ... this, make static.
17614 (TARGET_LEGITIMATE_ADDRESS_P): New.
17616 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17617 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17618 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17619 (TARGET_LEGITIMATE_ADDRESS_P): New.
17621 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17623 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17624 of MODE_COMPLEX_INT.
17626 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17628 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17629 LCT_NORMAL in function call.
17630 * mips-tdump.c (print_file_desc): Add cast to enum type.
17631 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17632 (mark_stabs): Add casts to enum types.
17633 (parse_stabs_common): Add casts to enum types.
17635 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17637 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17638 Check for invalid values of LETTER.
17640 2009-05-13 Taras Glek <tglek@mozilla.com>
17642 * attribs.c (register_attribute): moved out attribute registration
17643 into register_attribute.
17644 * doc/plugins.texi: Documented register_attribute and
17646 * gcc-plugin.h: Added forward decl for register_attribute.
17647 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17648 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17649 PLUGIN_ATTRIBUTES boilerplate.
17651 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17653 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17654 values even in sentinel and empty entries.
17655 (ms_printf_flag_specs): Likewise.
17656 (ms_scanf_flag_specs): Likewise.
17657 (ms_strftime_flag_specs): Likewise.
17658 (ms_print_char_table): Likewise.
17659 (ms_scan_char_table): Likewise.
17660 (ms_time_char_table): Likewise.
17662 2009-05-13 Doug Kwan <dougkwan@google.com>
17664 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17666 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17668 * config/mips/mips.md (store): Add attributes for QI and HI.
17670 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17671 (truncdi<mode>2): ... this new pattern.
17673 2009-05-13 Brad Hards <bradh@kde.org>
17675 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17677 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17678 Ben Elliston <bje@au.ibm.com>
17680 PR middle-end/40035
17681 * dse.c (check_mem_read_rtx): Guard against width == -1.
17683 2009-05-13 Michael Matz <matz@suse.de>
17685 PR middle-end/39976
17686 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17687 (trivially_conflicts_p): New function.
17688 (insert_backedge_copies): Use it.
17690 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17692 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17693 (handle_stdc_pragma): Use new enum constant names.
17694 (handle_pragma_float_const_decimal64): Ditto.
17696 2009-05-13 Ian Lance Taylor <iant@google.com>
17698 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17701 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17703 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17704 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17706 * config/m68k/m68k.h (FL_UCLINUX): Define.
17708 2009-05-13 Jan Hubicka <jh@suse.cz>
17710 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17712 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17714 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17715 unless -fschedule-insns is specified.
17717 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17720 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17721 TARGET_EXPAND_CBRANCHDI4.
17722 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17723 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17724 (cmpeqdi): Fix comment.
17726 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17728 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17729 (sh_legitimate_address_p): Likewise.
17730 * config/sh/sh.c (sh_legitimate_index_p): New.
17731 (sh_legitimate_address_p): Likewise.
17732 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17733 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17734 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17735 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17736 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17737 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17738 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17739 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17740 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17742 2009-05-12 Jan Hubicka <jh@suse.cz>
17744 * tree-inline.c (estimate_operator_cost): Add operands;
17745 when division happens by constant, it is cheap.
17746 (estimate_num_insns): Loads and stores are not having cost of 0;
17747 EH magic stuff is cheap; when computing runtime cost of switch,
17748 use log2 base of amount of its cases; builtin_expect has cost of 0;
17749 compute cost for moving return value of call.
17750 (init_inline_once): Initialize time_based flags.
17751 * tree-inline.h (eni_weights_d): Add time_based flag.
17753 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17755 * df-core.c: Update head documentation.
17757 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17760 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17761 shadowing exisiting variable op1.
17763 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17766 * config/i386/driver-i386.c (processor_signatures): New enum.
17767 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17768 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17769 processor signature to detect geode processor.
17771 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17775 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17777 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17778 causes spurious differences between trunk and cond-optab branch.
17780 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17782 * dojump.c (compare_from_rtx): Delete.
17783 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17784 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17785 if the comparison does not satisfy the predicate; test predicates for
17786 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17787 further if one existing pattern fails.
17788 * expr.h (compare_from_rtx): Delete.
17789 (prepare_operand): Declare it.
17790 * optabs.c: Change "lib call" to "libcall" throughout.
17791 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17792 HAVE_conditional_trap, emit_cmp_insn): Delete.
17793 (can_compare_p): Delete cmp_optab case.
17794 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17795 Accept other parameters by value.
17796 (prepare_operand): Make non-static.
17797 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17798 other parameters by value. Try to widen operands here based on
17799 an optab_methods argument and looking at cbranch_optab.
17800 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17801 loop. Use cbranch_optab directly.
17802 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17803 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17805 (emit_conditional_move, emit_conditional_add): Inline what's needed
17806 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17807 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17808 with COMPARE. Move cmov_optab and cstore_optab above
17809 with cbranch_optab, move cmp_optab down with ucmp_optab,
17810 remove tst_otpab. Do not initialize trap_rtx.
17811 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17812 for trap code. Do not check HAVE_conditional_trap. Use
17813 prepare_cmp_insn. Accept no predicate for operand 3.
17814 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17815 (OTI_ctrap, ctrap_optab): New.
17816 (tst_optab): Delete.
17817 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17818 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17819 with lookup of ctrap_optab.
17820 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17822 (ctrap_optab): New.
17824 * combine.c (combine_simplify_rtx, simplify_set): Do not
17825 special case comparing against zero for cc0 machines.
17826 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17827 COMPARE on cc0 machines.
17828 (simplify_relational_operation): Return a new expression when
17829 a COMPARE could be removed.
17830 * final.c (final_scan_insn): Compare cc_status values
17831 against LHS of a (compare FOO (const_int 0)) cc0 source.
17832 Also check if cc_status.value is the full compare.
17834 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17835 (cstoreMM4): Document.
17836 (conditional_trap): Document ctrapMM4 instead.
17837 (sync_compare_and_swapMM): Refer to cbranchcc4.
17838 (Dependent Patterns): Eliminate obsolete information referring to
17839 the old jump optimization phase.
17840 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17841 of compares with 0 on cc0 machines.
17842 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17843 avoiding references to cc0. Remove text about storing operands
17845 * doc/tm.texi (Condition Codes): Include blurb on different
17846 condition code representations, separate into subsections for
17847 CC0, MODE_CC and conditional execution.
17849 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17850 alpha_emit_setcc): Accept operands and a machine mode.
17851 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17852 Get code/op0/op1 from operands, use machine mode argument
17853 instead of alpha_compare.fp_p. Emit the branch here.
17854 (alpha_emit_setcc): Likewise, and return boolean.
17855 (alpha_emit_conditional_move): Likewise. Assert that
17856 cmp_op_mode == cmp_mode, and simplify accordingly.
17857 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17858 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17859 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17861 (stack probe test): Use cbranchdi4.
17862 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17864 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17865 * config/arc/arc.h (movsicc, movsfcc): Use it.
17866 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17867 (cbranchsi4, cstoresi4): New.
17868 (cmpsi, bCC and sCC expanders): Remove.
17870 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17871 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17872 * config/arm/predicates.md (arm_comparison_operator): Only include
17873 floating-point operators if there is a hardware floating-point unit.
17874 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17875 deferring to cbranch_cc and cstore_cc respectively.
17876 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17877 cbranch_cc, cstore_cc): New.
17878 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17880 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17882 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17883 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17885 (adjust_insn_length): Adjust calls.
17886 (avr_reorg): Handle (compare (foo) (const_int 0)).
17887 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17888 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17889 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17890 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17892 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17893 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17895 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17896 (cbranchsi4, cstorebi4, cstoresi4): New.
17897 (movbisi): This insn is duplicate, split it to zero_extend.
17898 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17899 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17900 (bfin_optimize_loop): Use cbranch expander.
17901 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17902 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17903 (bfin_bimode_comparison_operator): ... this.
17904 (bfin_direct_comparison_operator): New.
17906 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17907 inside (compare FOO (const_int 0)).
17908 (cris_rtx_costs): Handle ZERO_EXTRACT.
17909 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17910 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17911 (*tstdi_v32): Delete.
17912 (*cmpdi_non_v32): Add M alternative for operand 1.
17913 (cmpsi, cmp<mode>): Make private.
17914 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17916 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17918 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17919 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17920 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17921 (cc_reg_operand): New.
17922 (any_cond): Delete.
17923 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17924 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17925 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17926 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17927 crx_expand_scond): Delete.
17929 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17931 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17932 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17934 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17935 cstoresi4, cstoresf4, cstoredf4): New.
17936 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17937 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17938 Receive the entire operands array.
17939 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17940 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17941 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17942 Get test/op0/op1 from the operands array.
17943 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17945 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17946 (h8300_expand_store): New.
17947 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17949 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17950 (h8300_expand_store): New.
17951 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17952 or do not try to produce (set (cc0) REG).
17953 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17954 change a compare into a move to a scratch register. Disable some
17955 peepholes when comparing with zero.
17956 (tstsi, tsthi, tstsi, cmpqi): Make private.
17958 (bCC, sCC): Delete.
17959 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17962 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17963 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17964 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17965 (ix86_emit_i387_log1p): Use cbranchxf2.
17966 (ix86_expand_setcc): Return void.
17967 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17968 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17969 cmp<MODEF>, cmpcc): Remove.
17970 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17971 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17972 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17973 (sCC and bCC expanders): Remove.
17974 (stack_protect_test): Use cbranchcc4.
17976 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17978 (ia64_expand_compare): Accept three rtx by reference and return void.
17979 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17980 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17981 from *expr. Update *expr with the BImode comparison to do.
17982 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17983 cmptf, bCC, sCC, conditional_trap): Delete.
17984 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17985 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17986 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17987 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17988 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17990 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17991 type of last argument.
17992 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17993 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17994 use machine mode argument instead of branch_type. Remove dead
17995 code for floating-point comparisons.
17996 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17997 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17999 (cbranchsi4, cstoresi4): New.
18000 * config/iq2000/predicates.md (reg_or_const_operand): New.
18002 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
18003 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
18004 (b<code>_op): Rewrite to...
18005 (bcc_op): ... this, using match_operator.
18006 (s<code>_op): Rewrite to...
18007 (scc_op): ... this, using match_operator.
18008 (s<code>_24_op): Rewrite to...
18009 (scc_op_24): ... this, using match_operator.
18010 (s<code>_<mode>): Rewrite to...
18011 (cstore<mode>4): ... this, using match_operator.
18012 (s<code>_<mode>_24): Rewrite to...
18013 (cstore<mode>4_24): ... this, using match_operator.
18014 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
18015 m32c_unpend_compare, m32c_expand_scc): Delete.
18016 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
18017 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
18018 (m32c_expand_movcc): Change NE to EQ if necessary.
18019 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
18021 * config/m32r/m32r-protos.h (gen_cond_store): New.
18022 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
18023 (gen_cond_store): New, from sCC patterns.
18024 (m32r_expand_block_move): Use cbranchsi4.
18025 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
18026 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
18027 (cbranchsi4, cstoresi4): New.
18029 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
18031 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
18032 (m68hc11_notice_update_cc): Look into a compare with 0.
18033 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
18035 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
18036 cmphi, cmpqi, bCC): Delete.
18037 (cbranchsi4, cbranchhi4, cbranchqi4): New.
18038 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
18039 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
18042 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
18043 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
18044 * config/m68k/constraints.md (H): New.
18045 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
18046 the define_insn below.
18047 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
18048 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
18049 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
18050 patterns): Wrap RHS with COMPARE.
18051 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
18052 (*cmpdi_internal): Name this pattern.
18053 (cmpdi): Change to define_insn.
18054 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
18055 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
18056 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
18058 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
18059 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
18060 (conditional_trap): Change to...
18061 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
18062 (*conditional_trap): Use the ordered_comparison_operator and
18063 const1_operand predicates.
18064 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
18065 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
18066 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
18067 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
18069 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
18070 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
18071 (mcore_gen_compare): New.
18072 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
18073 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
18074 (mcore_gen_compare): ... this.
18075 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
18076 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
18077 (stack probe pattern): Use cbranchsi4.
18079 * config/mips/predicates.md (mips_cstore_operator): New.
18080 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
18081 * config/mips/mips.md (any_cond): Delete.
18082 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
18084 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
18085 fixuns_truncsfdi2): Use cbranch patterns.
18086 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
18087 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
18088 Adjust call to mips_expand_conditional_branch.
18089 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
18091 * config/mips/mips-protos.h (mips_expand_conditional_branch,
18092 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
18093 * config/mips/mips.c (cmp_operands): Delete.
18094 (mips_emit_compare): Get comparison operands from *op0/*op1.
18095 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
18096 that it succeeds. Use op0/op1 instead of cmp_operands.
18097 (mips_expand_conditional_branch, mips_expand_conditional_move,
18098 mips_expand_conditional_trap): Likewise.
18099 (mips_block_move_loop): Use cbranch patterns.
18100 * config/mips/mips.h (cmp_operands): Delete.
18102 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
18103 (mmix_gen_compare_reg): Just return a register in the right CC mode.
18104 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
18105 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
18106 (*cmpcc_folded): Rename to...
18107 (*cmpdi_folded): this.
18108 (*cmpcc): Rename to...
18110 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
18113 (cbranchdf4): New. Handle invalid comparisons here.
18114 * config/mmix/predicates.md (float_comparison_operator): New.
18116 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
18117 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
18118 * config/mn10300/mn10300.md (tst): Delete.
18119 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
18120 Name these patterns and wrap RHS in a compare.
18121 (*cmpsi): Make this pattern private. Include tst.
18122 (*cmpsf): Make this pattern private.
18123 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
18124 (compare with zero peepholes): Likewise.
18126 (cbranchsi4, cbranchsf4): New.
18127 (casesi): Use cbranchsi4.
18129 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
18130 hppa_branch_type): Delete.
18131 (return_addr_rtx): Use cbranchsi4.
18132 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
18133 Emit CCFPmode comparison here.
18134 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
18135 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
18136 hppa_branch_type): Delete.
18137 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
18138 (movsicc, movdicc): Remove references to hppa_compare_op0,
18139 hppa_compare_op1 and compare_from_rtx.
18140 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
18141 (casesi): Use cbranchsi4.
18143 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
18144 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
18145 * config/pdp11/pdp11.md (register_or_const0_operand): New.
18146 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
18147 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
18149 (cbranchdf4, cbranchhi4, cbranchqi4): New.
18150 (*branch, *branch_inverted): New.
18152 * config/picochip/picochip.md (cbranchhi4): Use
18153 ordered_comparison_operator.
18154 (cmphi, bCC): Remove.
18156 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
18157 (trap_comparison_operator): Delete.
18158 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
18159 rs6000_emit_cbranch): Accept mode and operands.
18160 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
18161 rs6000_compare_fp_p): Delete.
18162 (rs6000_generate_compare): Accept mode and comparison. Extract code
18163 and op0/op1 from there. Replace references to rs6000_compare_op0
18164 and rs6000_compare_op1.
18165 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
18166 extract result from passed operands.
18167 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
18168 extract loc from passed operands.
18169 (rs6000_emit_cmove): Likewise.
18170 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
18171 rs6000_compare_fp_p): Delete.
18172 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
18173 (cbranch<GPR>4, cbranch<FP>4): New.
18174 (cstore<mode>4): New. Consolidate here all choices about when to use
18175 portable or specialized sCC sequences.
18176 (stack_protect_test): Use cbranchsi4.
18177 (conditional_trap): Replace with ctrap<GPR>4.
18178 (conditional trap insn): Replace trap_comparison_operator with
18179 ordered_comparison_operator.
18181 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
18182 (s390_emit_prologue): Use ctrap.
18183 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
18184 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
18185 New predicates replacing...
18186 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
18187 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
18188 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
18189 (add<mode>cc): Do not use s390_compare_op0/op1.
18190 (s<code>): Change to...
18191 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
18192 (seq): Change to...
18193 (cstorecc4): ... this. Handle EQ or NE equally.
18194 (*sne): Un-privatize for use in cstorecc4.
18195 (b<code>): Change to...
18196 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
18197 (conditional_trap): Replace with...
18198 (ctrap<GPR>4, ctrap<FP>4): ... these.
18199 (stack_protect): Use cbranchcc4.
18201 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
18202 * config/score/score-protos.h (score_gen_cmp): Delete.
18203 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
18204 (score_block_move-loop): Use cbranchsi4.
18205 * config/score/score.md (cbranchsi4): New.
18206 (cmpsi, bCC): Delete.
18207 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
18208 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18209 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
18210 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18211 * config/score/score3.h (score3_gen_cmp): Delete.
18212 * config/score/score7.h (score7_gen_cmp): Delete.
18214 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
18215 (sh_emit_scc_to_t): ... this. Return void.
18216 (from_compare): Rename to...
18217 (sh_emit_compare_and_branch): ... this.
18218 (sh_emit_compare_and_set): New.
18219 (sh_expand_t_scc): Accept operands.
18220 * config/sh/predicates.md (sh_float_comparison_operator): New.
18221 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
18222 (prepare_scc_operands): Rename to...
18223 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
18225 (sh_emit_cheap_store_flag): New.
18226 (sh_emit_set_t_insn): New.
18227 (from_compare): Rename to...
18228 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
18229 handling of TARGET_SH2E floating point to avoid recursive call.
18230 Generate branch here.
18231 (sh_emit_compare_and_set): New.
18232 (sh_expand_t_scc): Get op0/op1 from arguments.
18233 (sh_emit_cheap_store_flag): New.
18234 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
18236 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
18237 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
18238 (movsicc, movdicc): Do nothing when it recreated operands from
18239 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
18240 prepare_scc_operands (now sh_emit_scc_to_t).
18241 (udivdi3): Use cstoresi4.
18242 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
18243 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
18244 (cbranchint4_media, cbranchfp4_media): New.
18245 (casesi): Use cbranchdi4.
18246 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
18248 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
18249 (movnegt): Remove second operand.
18250 (cbranchsf4, cbranchdf4): New.
18251 (stack_protect): Use cbranchdi4/cbranchsi4.
18253 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
18254 (gen_compare_reg): Accept comparison, extract part of it to...
18255 (gen_compare_reg_1): ... this.
18256 (gen_compare_operator): Delete.
18257 (gen_v9_scc): Accept separate destination, comparison code and arms.
18258 Do not use sparc_compare_op0/sparc_compare_op1.
18259 (emit_scc_insn, emit_conditional_branch_insn): New.
18260 (emit_v9_brxx): Make static. Remove useless assertion.
18261 (sparc_emit_float_lib_cmp): Return RTL instead of calling
18263 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
18264 * config/sparc/sparc-protos.h (gen_compare_reg,
18265 sparc_emit_float_lib_cmp): Adjust prototype.
18266 (emit_scc_insn, emit_conditional_branch_insn): New.
18267 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
18268 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
18269 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
18270 iterators to the top.
18271 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
18272 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
18273 snedi_special_trunc): Delete.
18274 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
18275 and snedi_special_trunc.
18276 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
18277 cbranchdi4, cbranch<F:mode>4): New.
18278 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
18279 here. Use gen_compare_reg instead of gen_compare_operator.
18280 (conditional_trap): Replace with...
18281 (ctrapsi4, ctrapdi4): ... this.
18282 (stack_protect_test): Use cbranchcc4.
18284 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
18286 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
18287 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
18288 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
18289 from operands[0] or operands[3] depending on is_set.
18290 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
18291 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
18292 cmpdf, bCC), sCC: Remove.
18293 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
18294 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
18296 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18297 spu_emit_branch_or_set.
18299 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18301 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18302 xstormy16_compare_op1): Delete.
18303 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18304 xstormy16_compare_op1): Delete.
18305 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18307 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18308 (cmphi, cmpsi, bCC): Remove.
18310 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18311 (*cmpsi): ... this one.
18312 (cbranchsi4, cstoresi4): New.
18313 (bCC expanders): Delete.
18314 (sCC insns): Fold into...
18315 (*setcc): ... this one.
18316 (casesi): Do not use gen_cmpsi and gen_bgtu.
18317 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18318 (movsicc): Simplify.
18319 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18321 * config/vax/vax-protos.h (cond_name): New.
18322 (vax_output_conditional_branch): Remove.
18323 * config/vax/vax.c (cond_name): New.
18324 (vax_output_conditional_branch): Remove.
18325 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18326 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18327 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18328 (bit<VAXint>): Wrap source with (compare).
18329 (b<code> and following unnamed pattern): Rename to *branch and
18330 *branch_reversed. Change macroization to match_operator.
18331 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18333 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18334 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18335 Change last argument to machine_mode.
18336 (xtensa_expand_scc): Add machine_mode argument.
18337 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18338 (gen_conditional_move, xtensa_expand_conditional_branch,
18339 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18340 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18341 Adjust operand numbers.
18342 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18344 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18345 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18346 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18348 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18350 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18351 causes spurious differences between trunk and cond-optab branch.
18353 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18356 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18358 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18360 * tree.c (iterative_hash_pointer): Delete.
18361 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18362 Hash UIDs and versions of SSA names. Don't special-case built-in
18363 function declarations.
18365 2009-05-11 Ian Lance Taylor <iant@google.com>
18368 * graphite.c: Force -Wc++-compat to only be a warning before
18369 #including "cloog/cloog.h".
18371 2009-05-11 Martin Jambor <mjambor@suse.cz>
18373 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18375 2009-05-11 Jan Hubicka <jh@suse.cz>
18377 * tree-ssa-loop-ivcanon.c: Include target.h
18378 (struct loop_size): new structure.
18379 (constant_after_peeling): New predicate.
18380 (tree_estimate_loop_size): New function.
18381 (estimated_unrolled_size): Rewrite for new estimates.
18382 (try_unroll_loop_completely): Use new estimates.
18383 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18385 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18387 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18388 libcpp interface change.
18389 (spu_macro_to_expand): Likewise.
18391 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18393 PR tree-optimization/40026
18394 * gimplify.c (gimplify_init_constructor): Change initial conditional
18395 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18396 optimize_compound_literals_in_ctor.
18398 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18400 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18402 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18404 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18406 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18407 HOST_WIDE_INT for gap.
18409 2009-05-11 Ira Rosen <irar@il.ibm.com>
18411 PR tree-optimization/40074
18412 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18413 account in group size and step comparison.
18415 2009-05-11 Richard Guenther <rguenther@suse.de>
18417 * passes.c (init_optimization_passes): Strip now incorrect comment.
18418 (execute_function_todo): Do not set PROP_alias.
18419 * tree-pass.h (PROP_alias): Remove.
18420 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18421 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18422 * tree-nrv.c (pass_return_slot): Likewise.
18423 * tree-object-size.c (pass_object_sizes): Likewise.
18424 * tree-ssa-dom.c (pass_dominator): Likewise.
18425 (pass_phi_only_cprop): Likewise.
18426 * tree-ssa-dse.c (pass_dse): Likewise.
18427 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18428 (pass_cselim): Likewise.
18429 * tree-ssa-pre.c (pass_pre): Likewise.
18430 (pass_fre): Likewise.
18431 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18432 * tree-ssa-sink.c (pass_sink_code): Likewise.
18433 * tree-stdarg.c (pass_stdarg): Likewise.
18434 * tree-tailcall.c (pass_tail_calls): Likewise.
18435 * tree-vrp.c (pass_vrp): Likewise.
18437 2009-05-10 Ian Lance Taylor <iant@google.com>
18439 * basic-block.h (enum profile_status): Break out of struct
18440 control_flow_graph.
18441 * cgraph.h (struct inline_summary): Break out of struct
18443 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18444 of struct cgraph_order_sort.
18445 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18446 * cse.c (struct branch_path): Break out of struct
18447 cse_basic_block_data.
18448 * except.h (enum eh_region_type): Break out of struct eh_region.
18449 * gcc.c (enum add_del): Break out of struct modify_target.
18450 * genrecog.c (enum decision_type): Break out of struct decision_test.
18451 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18453 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18454 * regmove.c (enum match_use): New enum, broken out of struct match.
18455 * sched-int.h (enum post_call_group): New enum, broken out of
18457 (struct deps_reg): Break out of struct deps.
18458 * target.h (struct asm_int_op): Break out of struct gcc_target.
18459 * tree-eh.c (struct goto_queue_node): Break out of struct
18461 * tree-inline.h (enum copy_body_cge_which): Break out of
18463 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18465 * c-decl.c (in_struct, struct_types): New static variables.
18466 (pushtag): Add loc parameter. Change all callers.
18467 (lookup_tag): Add ploc parameter. Change all callers.
18468 (check_compound_literal_type): New function.
18469 (parser_xref_tag): Add loc parameter. Change all callers. If
18470 -Wc++-compat, warn about struct/union/enum types defined within a
18472 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18473 and loc parameters. Change all callers. Change error calls to
18474 error_at, using loc. For a redefinition, if the location of the
18475 original definition is known, report it. Set in_struct and
18476 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18477 (finish_struct): Add new parameters enclosing_in_struct and
18478 enclosing_struct_types. Change all callers. Set
18479 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18480 in the struct. If in a struct, add this struct to struct_types.
18481 (start_enum): Add loc parameter. Change all callers. Use
18482 error_at for errors, using loc. For a redefinition, if the
18483 location of the original definition is known, report it. If in a
18484 struct, add this enum type to struct_types. If -Wc++-compat warn
18485 if in sizeof, typeof, or alignof.
18486 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18487 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18488 (c_parser_enum_specifier): Get enum location for start_enum.
18489 (c_parser_struct_or_union_specifier): Get struct location for
18490 start_struct. Save in_struct and struct_types status between
18491 start_struct and finish_struct.
18492 (c_parser_cast_expression): Get location of cast.
18493 (c_parser_alignof_expression): Get location of type.
18494 (c_parser_postfix_expression): Likewise.
18495 (c_parser_postfix_expression_after_paren_type): Add type_loc
18496 parameter. Change all callers. Call check_compound_literal_type.
18497 Use type_loc for error about variable size type.
18498 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18499 of an enum constant from an enum type defined in a struct or union.
18500 (c_cast_expr): Add loc parameter. Change all callers. If
18501 -Wc++-compat, warn about defining a type in a cast.
18502 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18503 (start_enum, start_struct, finish_struct): Update declarations.
18504 (parser_xref_tag, c_cast_expr): Update declarations.
18505 (check_compound_literal_type): Declare.
18507 2009-05-11 Ben Elliston <bje@au.ibm.com>
18509 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18510 for recent libcpp interface change.
18511 (rs6000_macro_to_expand): Likewise.
18513 2009-05-10 Michael Matz <matz@suse.de>
18516 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18517 not at entry of function.
18519 2009-05-10 Richard Guenther <rguenther@suse.de>
18521 PR tree-optimization/40081
18523 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18524 using the main variant of the element type. Do not fiddle with
18525 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18527 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18528 structs with volatile fields.
18530 2009-05-10 Jan Hubicka <jh@suse.cz>
18532 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18533 (estimate_move_cost): Assert that it does not get called for
18535 (estimate_num_insns): Skip VOID types in argument handling.
18536 (optimize_inline_calls): Delete unreachable blocks and verify that
18537 callgraph is valid.
18539 2009-05-10 Jan Hubicka <jh@suse.cz>
18541 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18542 * cgraph.c (cgraph_mark_address_taken_node): New function.
18543 (dump_cgraph_node): Dump new flag.
18544 * cgraph.h (struct cgraph_node): Add address_taken.
18545 (cgraph_mark_address_taken_node): New function.
18546 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18547 since new direct calls can be born.
18549 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18551 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18552 tok->val.node.node.
18554 2009-05-10 Jan Hubicka <jh@suse.cz>
18556 PR middle-end/40084
18557 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18559 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18560 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18561 * tree-inline.c (copy_bb): Set frequency correctly.
18562 (fold_marked_statements): Update call to
18563 cgraph_update_edges_for_call_stmt.
18565 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18567 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18568 identifiers in diagnostics.
18569 * config/arm/arm.c (arm_handle_fndecl_attribute,
18570 arm_handle_isr_attribute): Likewise.
18571 * config/avr/avr.c (avr_handle_progmem_attribute,
18572 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18573 * config/bfin/bfin.c (handle_int_attribute,
18574 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18575 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18576 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18578 * config/darwin.c (darwin_handle_kext_attribute,
18579 darwin_handle_weak_import_attribute): Likewise.
18580 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18581 h8300_handle_eightbit_data_attribute,
18582 h8300_handle_tiny_data_attribute): Likewise.
18583 * config/i386/i386.c (ix86_handle_cconv_attribute,
18584 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18585 * config/i386/winnt.c (ix86_handle_shared_attribute,
18586 ix86_handle_selectany_attribute): Likewise.
18587 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18588 * config/m32c/m32c.c (function_vector_handler): Likewise.
18589 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18590 m68hc11_handle_fntype_attribute): Likewise.
18591 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18592 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18593 * config/mips/mips.c (mips_insert_attributes,
18594 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18595 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18596 rs6000_handle_struct_attribute): Likewise.
18597 * config/sh/sh.c (sh_insert_attributes,
18598 sh_handle_resbank_handler_attribute,
18599 sh_handle_interrupt_handler_attribute,
18600 sh2a_handle_function_vector_handler_attribute,
18601 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18603 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18604 * config/spu/spu.c (spu_handle_fndecl_attribute,
18605 spu_handle_vector_attribute): Likewise.
18606 * config/stormy16/stormy16.c
18607 (xstormy16_handle_interrupt_attribute): Likewise.
18608 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18609 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18611 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18613 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18614 (pp_translate_identifiers): New.
18615 (pp_identifier): Only conditionally translate identifier to locale
18617 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18618 (pp_base_tree_identifier): Only conditionally translate identifier
18619 to locale character set.
18620 * c-pretty-print.c (M_): Define.
18621 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18622 fragments for conditional translation with M_.
18623 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18624 identifier translation.
18626 2009-05-10 Richard Guenther <rguenther@suse.de>
18628 PR tree-optimization/40081
18629 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18630 using the main variant of the element type. Do not fiddle with
18631 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18633 2009-05-09 Jan Hubicka <jh@suse.cz>
18635 PR middle-end/40080
18636 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18637 indirect calls; verify cgraph afterwards.
18639 2009-05-09 Jan Hubicka <jh@suse.cz>
18642 * ipa.c (update_inlined_to_pointer): New function.
18643 (cgraph_remove_unreachable_nodes): Use it.
18645 2009-05-09 Jan Hubicka <jh@suse.cz>
18647 * tree-eh.c (struct leh_state): Remove prev_try.
18648 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18649 not track prev_try.
18650 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18651 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18652 remove_eh_handler_and_replace, foreach_reachable_handler,
18653 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18654 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18655 (gen_eh_region_cleanup): Update prototype.
18657 2009-05-09 Jan Hubicka <jh@suse.cz>
18659 PR middle-end/40043
18660 * except.c (copy_eh_region): Always set prev_try.
18661 (redirect_eh_edge_to_label): Find outer try.
18662 (foreach_reachable_handler): When looking for prev try
18663 handle case where previous try is not going to be taken.
18665 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18667 PR tree-optimization/40049
18668 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18669 only vector/vector shifts, convert the type of the constant to the
18670 appropriate type to avoid building incorrect trees, which
18671 eventually have problems with garbage collection.
18673 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18675 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18676 -1 for complex floating-point types if honoring signed zeros.
18678 2009-05-08 Jan Hubicka <jh@suse.cz>
18680 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18681 argument; handle correctly when profile is absent.
18682 (build_cgraph_edges): Update.
18683 (rebuild_cgraph_edges): Update.
18684 * cgraph.c: Do not include varray.h.
18685 (cgraph_set_call_stmt_including_clones): New function.
18686 (cgraph_create_edge_including_clones): Likewise
18687 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18688 (cgraph_update_edges_for_call_stmt): Handle clones.
18689 (cgraph_remove_node): Handle clone tree.
18690 (cgraph_remove_node_and_inline_clones): New function.
18691 (dump_cgraph_node): Dump clone tree.
18692 (cgraph_clone_node): Handle clone tree.
18693 (clone_function_name): Bring here from tree-inline.c.
18694 (cgraph_create_virtual_clone): New function.
18695 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18696 (cgraph_clone_info): New function.
18697 (strut cgraph_node): Add clone_info and new clone tree pointers.
18698 (cgraph_remove_node_and_inline_clones,
18699 cgraph_set_call_stmt_including_clones,
18700 cgraph_create_edge_including_clones,
18701 cgraph_create_virtual_clone): Declare.
18702 (cgraph_function_versioning): Use VEC argument.
18703 (compute_call_stmt_bb_frequency): Update prototype.
18704 (cgraph_materialize_all_clones): New function.
18705 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18706 (ipcp_create_replace_map): Update to VECtors.
18707 (ipcp_update_callgraph): Use virtual clones.
18708 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18709 (ipcp_update_profiling): Do not update local profiling.
18710 (ipcp_insert_stage): Use VECtors and virtual clones.
18711 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18712 (clone_of_p): New function.
18713 (cgraph_preserve_function_body_p): Use clone tree.
18714 (cgraph_optimize): Materialize clones.
18715 (cgraph_function_versioning): Update for VECtors.
18716 (save_inline_function_body): Use clone tree.
18717 (cgraph_materialize_clone): New function.
18718 (cgraph_materialize_all_clones): Likewise.
18719 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18720 * ipa.c: Include gimple.h.
18721 (cgraph_remove_unreachable_nodes): Use clone tree.
18722 * ipa-prop.c (ipa_note_param_call): Update call to
18723 compute_call_stmt_bb_frequencycall.
18724 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18725 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18726 (copy_bb): Handle updating of clone tree; add new edge when new call
18728 (expand_call_inline): Be strict about every call having edge.
18729 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18730 (delete_unreachable_blocks_update_callgraph): New function.
18731 (tree_function_versioning): Use VECtors; always remove unreachable
18732 blocks and fold conditionals.
18733 * tree-inline.h: Do not include varray.h.
18734 (tree_function_versioning): Remove.
18735 * Makefile.in (GTFILES): Remove tree-inline.c
18736 * passes.c (do_per_function): Do only functions having body.
18737 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18740 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18741 Andrew Morrow <acm@google.com>
18744 * c-common.c (c_common_attribute_table): Permit deprecated
18745 attribute to take an optional argument.
18746 (handle_deprecated_attribute): If the optional argument to
18747 __attribute__((deprecated)) is not a string ignore the attribute
18748 and emit a warning.
18750 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18751 * c-typeck.c (build_component_ref): Likewise.
18752 (build_external_ref): Likewise.
18754 * toplev.c (warn_deprecated_use): Add an attribute argument.
18755 Emit the message associated with __attribute__((deprecated)).
18757 * toplev.h (warn_deprecated_use): Updated.
18759 * doc/extend.texi: Document new optional parameter to
18760 __attribute__((deprecated))
18762 2009-05-08 Michael Eager <eager@eagercon.com>
18764 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18765 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18767 2009-05-08 Richard Guenther <rguenther@suse.de>
18769 PR tree-optimization/40062
18770 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18771 Avoid exponential behavior.
18773 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18775 PR rtl-optimization/33928
18777 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18778 process_uses, build_single_def_use_links): New.
18779 (update_df): Update use_def_ref.
18780 (forward_propagate_into): Use get_def_for_use instead of use-def
18782 (fwprop_init): Call build_single_def_use_links and let it initialize
18784 (fwprop_done): Free use_def_ref.
18785 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18786 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18787 df_rd_simulate_one_insn): New.
18788 (df_rd_bb_local_compute_process_def): Update head comment.
18789 (df_chain_create_bb): Use the new RD simulation functions.
18790 * df.h (df_rd_simulate_artificial_defs_at_top,
18791 df_rd_simulate_one_insn): New.
18792 * opts.c (decode_options): Enable fwprop at -O1.
18793 * doc/invoke.texi (-fforward-propagate): Document this.
18795 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18798 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18799 and one complex operand specially.
18800 * tree-complex.c (some_nonzerop): Do not identify a real value as
18801 zero if flag_signed_zeros.
18803 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18805 PR rtl-optimization/33928
18806 * loop-invariant.c (record_use): Fix && vs. || mishap.
18808 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18810 PR rtl-optimization/33928
18811 * loop-invariant.c (struct use): Add addr_use_p.
18812 (struct def): Add n_addr_uses.
18813 (struct invariant): Add cheap_address.
18814 (create_new_invariant): Set cheap_address.
18815 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18816 (record_uses): Pass df_ref to record_use.
18817 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18820 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18822 * config/sh/sh.c: Do not include c-pragma.h.
18824 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18826 * config/spu/spu.c: Remove include of c-common.h.
18828 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18831 * c-common.h (mark_valid_location_for_stdc_pragma,
18832 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18833 clear_float_const_decimal64, float_const_decimal64_p): New.
18834 * c.opt (Wunsuffixed-float-constants): New.
18835 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18836 unsuffixed float constant, handle new warning.
18837 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18838 * c-decl.c (c_scope): New flag float_const_decimal64.
18839 (set_float_const_decimal64, clear_float_const_decimal64,
18840 float_const_decimal64_p): New.
18841 (push_scope): Set new flag.
18842 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18843 to use STDC pragmas.
18844 (c_parser_external_declaration): Ditto.
18845 (c_parser_compound_statement_nostart): Ditto.
18846 * c-pragma.c (valid_location_for_stdc_pragma,
18847 mark_valid_location_for_stdc_pragma,
18848 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18849 handle_pragma_float_const_decimal64): New.
18850 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18851 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18852 set_float_const_decimal64, clear_float_const_decimal64,
18853 float_const_decimal64_p): New dummy functions.
18854 * doc/extend.texi (Decimal Float): Remove statement that the
18855 pragma, and suffix for double constants, are not supported.
18856 * doc/invoke.texi (Warning Options): List new option.
18857 (-Wunsuffixed-float-constants): New.
18859 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18861 * config/i386/i386.c: Do not include c-common.h.
18863 2009-05-07 Mark Heffernan <meheff@google.com>
18865 * doc/invoke.texi (Debugging Options): Document change of debugging
18867 * opts.c (decode_options): Make dump_base_name relative to
18868 aux_base_name directory.
18870 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18872 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18873 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18875 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18877 * Makefile.in (install-plugin): Simplify a bit.
18879 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18881 * Makefile.in (OBJS-common): Add regcprop.o.
18883 * timevar.def (TV_CPROP_REGISTERS): New.
18884 * regrename.c (regrename_optimize): Return 0.
18885 (rest_of_handle_regrename): Delete.
18886 (pass_rename_registers): Point to regrename_optimize.
18887 (struct value_data_entry, struct value_data,
18888 kill_value_one_regno, kill_value_regno, kill_value,
18889 set_value_regno, init_value_data, kill_clobbered_value,
18890 kill_set_value, kill_autoinc_value, copy_value,
18891 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18892 replace_oldest_value_reg, replace_oldest_value_addr,
18893 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18894 debug_value_data, validate_value_data): Move...
18895 * regcprop.c: ... here.
18896 (rest_of_handle_cprop): Delete.
18897 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18899 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18901 PR middle-end/40057
18902 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18903 GEN_INT for 1 << bitnum.
18904 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18905 build_int_cst_type.
18907 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18909 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18910 Remove wrong description of "nand" operation.
18912 2009-05-06 Richard Guenther <rguenther@suse.de>
18913 Adam Nemet <anemet@caviumnetworks.com>
18915 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18916 comment. Add that if LHS is not a gimple register, then RHS1 has
18917 to be a single object (GIMPLE_SINGLE_RHS).
18919 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18921 * expr.c (get_def_for_expr): Move it up in the file.
18922 (store_field): When expanding a bit-field store, look at the
18923 defining gimple stmt for the masking conversion.
18925 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18927 PR middle-end/39986
18928 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18929 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18930 32-bit memcpy into long.
18932 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18934 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18935 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18937 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18938 instead of appending DW_OP_deref*.
18940 2009-05-06 Michael Matz <matz@suse.de>
18942 PR middle-end/40021
18943 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18944 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18946 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18948 * Makefile.in (install-plugin): Fix srcdir handling.
18950 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18952 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18953 when processing for not_regs_needed bitmap.
18954 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18955 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18956 handling it for rhs.
18958 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18960 * config/i386/i386.md (unnamed inc/dec peephole): Use
18961 optimize_insn_for_size_p instead of optimize_size.
18962 * config/i386/predicates.md (incdec_operand): Likewise.
18963 (aligned_operand): Likewise.
18964 * config/i386/sse.md (divv8sf3): Likewise.
18965 (sqrtv8sf2): Likewise.
18967 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18969 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18971 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18973 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18975 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18976 ssemodesuffixf2c with avxmodesuffixf2c.
18978 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18981 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18983 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18985 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18986 (struct tree_base): Adjust spacing for 8 bit boundaries.
18987 (struct tree_decl_common): Add decl_by_reference_flag bit.
18988 (DECL_BY_REFERENCE): Adjust.
18989 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18990 print DECL_BY_REFERENCE bit.
18991 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18992 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18993 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18994 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18997 PR middle-end/39666
18998 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18999 range of the type, but default label is missing, add it with one
19000 of the existing labels instead of adding a new label for it.
19002 2009-05-05 Joseph Myers <joseph@codesourcery.com>
19006 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
19008 * Makefile.in (enable_plugin, plugin_includedir): New.
19009 (install): Depend on install-plugin.
19010 (PLUGIN_HEADERS): New.
19011 (install-plugin): New.
19012 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
19014 2009-05-05 Richard Guenther <rguenther@suse.de>
19016 PR tree-optimization/40022
19017 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
19019 (phivn_valid_p): Fix tuplification error, simplify.
19020 (phiprop_insert_phi): Add dumps.
19021 (propagate_with_phi): Simplify.
19023 2009-05-05 Richard Guenther <rguenther@suse.de>
19025 PR middle-end/40023
19026 * builtins.c (gimplify_va_arg_expr): Properly build the address.
19028 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
19030 * tree.h (strip_float_extensions): Remove duplicate declaration.
19031 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
19032 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
19033 block_ultimate_origin): Rearrange the declarations line to match the
19034 comment that indicates the .c file which the functions are defined.
19035 (dwarf2out_*, set_decl_rtl): Add comment.
19036 (get_base_address): Adjust comment.
19037 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
19038 declarations line and add comment.
19039 (is_builtin_name): Add blank after function name, for clarity.
19041 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19043 * attribs.c (decl_attributes): Use %qE for identifiers in
19045 * cgraphunit.c (verify_cgraph_node): Translate function names to
19046 locale character set in diagnostics.
19047 * coverage.c (get_coverage_counts): Use %qE for identifiers in
19049 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
19050 Document that functions are named in UTF-8.
19051 * expr.c (expand_expr_real_1): Translate function names to locale
19052 character set in diagnostics.
19053 * gimplify.c (omp_notice_variable, omp_is_private,
19054 gimplify_scan_omp_clauses): Use %qE for identifiers in
19056 * langhooks.c (lhd_print_error_function): Translate function names
19057 to locale character set.
19058 * langhooks.h (decl_printable_name): Document that return value is
19059 in internal character set.
19060 * stmt.c: Include pretty-print.h
19061 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
19063 (resolve_operand_name_1): Translate named operand name to locale
19065 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
19067 * toplev.c (announce_function): Translate function names to locale
19069 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
19070 (default_tree_printer): Use pp_identifier or translate identifiers
19071 to locale character set. Mark "<anonymous>" for translation.
19072 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
19073 for identifiers in diagnostics.
19074 * tree.c (handle_dll_attribute): Use %qE for identifiers in
19076 * varasm.c (output_constructor): Use %qE for identifiers in
19079 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
19081 * configure.ac: use ` ` instead of $()
19082 * configure: Regenerate.
19084 2009-05-05 Ben Elliston <bje@au.ibm.com>
19086 * config/pa/linux-atomic.c: Eliminate conditional include of
19087 errno.h on non-LP64 systems to simplify build requirements.
19089 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19091 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
19093 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
19094 and pass value to identifier_to_locale.
19095 (warn_variable_length_array): Make name a tree.
19096 (grokdeclarator): Separate diagnostic texts for named and unnamed
19097 declarators. Use %qE for named declarators.
19098 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
19100 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
19101 identifiers in diagnostics.
19102 * c-typeck.c (push_member_name, start_init): Pass identifiers to
19103 identifier_to_locale. Mark "anonymous" strings for translation.
19105 2009-05-04 Michael Eager <eager@eagercon.com>
19107 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
19108 address for DImode/DFmode only if double-precision FP regs.
19110 2009-05-04 Michael Eager <eager@eagercon.com>
19112 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
19113 TARGET_SINGLE_FLOAT check.
19115 2009-05-04 Michael Eager <eager@eagercon.com>
19117 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
19119 2009-05-04 Michael Eager <eager@eagercon.com>
19121 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
19122 * config/rs6000/t-xilinx: New
19124 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
19126 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
19127 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
19128 * gcc/explow.c (memory_address): Use target hook.
19129 * gcc/targhooks.c (default_legitimize_address): New.
19130 * gcc/targhooks.h (default_legitimize_address): New.
19131 * gcc/target.h (legitimize_address): New.
19132 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
19133 (TARGET_INITIALIZER): Include it.
19134 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
19136 * config/bfin/bfin-protos.h (legitimize_address): Remove.
19137 * config/bfin/bfin.c (legitimize_address): Remove.
19138 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
19139 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
19141 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
19142 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
19144 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
19145 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
19146 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
19147 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
19148 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
19149 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
19150 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
19151 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
19152 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
19153 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
19154 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
19155 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
19156 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
19157 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
19158 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
19159 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
19160 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
19161 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
19162 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
19163 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
19164 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
19165 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
19166 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
19168 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
19169 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
19170 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
19171 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
19172 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
19173 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
19174 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
19175 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
19176 (thumb_legitimize_address): Delete.
19177 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
19178 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
19179 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
19180 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
19181 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
19182 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
19184 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
19187 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
19188 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
19189 * config/m32r/m32r.c (m32r_legitimize_address): New.
19190 * config/m68k/m68k.c (m68k_legitimize_address): New.
19191 * config/score/score.c (score_legitimize_address): Standardize.
19192 * config/score/score3.c (score3_legitimize_address): Standardize.
19193 * config/score/score3.h (score3_legitimize_address): Adjust.
19194 * config/score/score7.c (score7_legitimize_address): Standardize.
19195 * config/score/score7.h (score7_legitimize_address): Adjust.
19196 * config/sh/sh.c (sh_legitimize_address): New.
19197 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
19199 * gcc/config/s390/s390.c (legitimize_address): Rename to...
19200 (s390_legitimize_address): ... this.
19201 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
19202 (sparc_legitimize_address): ... this.
19203 * gcc/config/i386/i386.c (legitimize_address): Rename to...
19204 (ix86_legitimize_address): ... this.
19205 * gcc/config/avr/avr.c (legitimize_address): Rename to...
19206 (avr_legitimize_address): ... this.
19207 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
19208 (mn10300_legitimize_address): ... this.
19209 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
19210 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
19211 (alpha_expand_mov): Adjust call.
19213 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
19214 * config/spu/spu.c (spu_legitimize_address): Likewise.
19215 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
19216 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
19218 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19220 * intl.c (locale_encoding, locale_utf8): New.
19221 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
19222 * intl.h (locale_encoding, locale_utf8): Declare.
19223 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
19224 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
19226 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
19228 (pp_tree_identifier): Define to call pp_base_tree_identifier.
19229 (pp_base_tree_identifier): Declare as function.
19230 (identifier_to_locale): Declare.
19231 * Makefile.in (pretty-print.o): Update dependencies.
19232 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
19234 2009-05-04 Richard Guenther <rguenther@suse.de>
19236 PR middle-end/40015
19237 * builtins.c (fold_builtin_memory_op): Do not decay to element
19238 type if the size matches the whole array.
19240 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19242 * expmed.c (synth_mult): When trying out a shift, pass the result
19245 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19247 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
19248 (shiftsub1_cost): New.
19249 (init_expmed): Compute shiftsub1_cost.
19250 (synth_mult): Optimize multiplications by constants of the form
19251 -(2^^m-1) for some constant positive integer m.
19253 2009-05-03 Richard Guenther <rguenther@suse.de>
19256 * c-typeck.c (array_to_pointer_conversion): Do not built
19257 ADDR_EXPRs of arrays of pointer-to-element type.
19258 * c-gimplify.c (c_gimplify_expr): Revert change fixing
19259 up wrong ADDR_EXPRs after-the-fact.
19260 * c-common.c (strict_aliasing_warning): Strip pointer
19261 conversions for obtaining the original type.
19262 * builtins.c (fold_builtin_memset): Handle array types.
19263 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
19266 2009-05-03 Richard Guenther <rguenther@suse.de>
19268 PR middle-end/23329
19269 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
19270 Do not lose casts from array types with unknown extent to array
19271 types with known extent.
19272 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
19273 alias set compatibility.
19275 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
19277 * flags.h (extra_warnings): Delete.
19278 * toplev.c (process_options): Handle Wuninitialized here.
19279 * opts.c (extra_warnings): Delete.
19280 (set_Wextra): Delete.
19281 (common_handle_option): -Wextra can be handled automatically.
19282 * c-opts.c (c_common_handle_option): Delete obsolete code.
19283 (c_common_post_options): Simplify comment.
19284 * common.opt (W): Add Var.
19286 (Wuninitialized): Initialize to -1.
19288 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
19289 Richard Guenther <rguenther@suse.de>
19291 * expr.c (get_def_for_expr): New function.
19292 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
19293 SSA rather than trees.
19294 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
19295 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19297 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19299 * c-common.c (reswords): Add _Imaginary.
19300 * c-common.c (enum rid): Add RID_IMAGINARY.
19302 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19304 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19305 Patch by Richard Guenther.
19307 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19309 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19310 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19311 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19312 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19313 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19314 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19315 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19316 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19317 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19318 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19319 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19320 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19321 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19322 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19323 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19324 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19325 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19326 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19328 2009-05-02 Richard Guenther <rguenther@suse.de>
19330 PR tree-optimization/39940
19331 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19334 2009-05-02 Richard Guenther <rguenther@suse.de>
19336 PR middle-end/40001
19337 * tree-ssa.c (execute_update_addresses_taken): Properly check
19338 if we can mark a variable DECL_GIMPLE_REG_P.
19339 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19340 back to the end of the function.
19341 (is_gimple_reg_type): Remove complex type special casing.
19342 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19345 2009-05-02 Ben Elliston <bje@au.ibm.com>
19347 * doc/collect2.texi (Collect2): Document search path behaviour
19348 when configured with --with-ld.
19350 2009-05-02 Jan Hubicka <jh@suse.cz>
19352 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19353 parameter; update callers.
19354 (coalesce_cost_edge): EH edges are costier because they needs
19355 splitting even if not critical and even more costier when there are
19356 multiple EH predecestors.
19358 2009-05-02 Jan Hubicka <jh@suse.cz>
19360 * except.c (remove_eh_handler_and_replace): Handle updating after
19361 removing TRY blocks.
19363 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19365 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19367 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19369 * varasm.c: Do not include c-pragma.h.
19370 * attribs.c: Do not incude c-common.h.
19372 2009-05-01 Michael Matz <matz@suse.de>
19374 * calls.c (initialize_argument_information): Handle SSA names like
19375 decls with a non MEM_P DECL_RTL.
19377 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19379 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19380 * ipa-utils.c: Likewise.
19381 * ipa-type-escape.c: Likewise.
19382 * cgraphunit.c Do not include c-common.h.
19383 * ipa-pure-const.c: Likewise.
19384 * tree-if-conv.c: Likewise.
19385 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19386 * ipa-struct-reorg.c: Likewise.
19387 * tree-nomudflap.c: Likewise.
19388 * tree-ssa-structalias.c: Likewise.
19390 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19392 * store-motion.c: Many cleanups to make this pass a first-class
19393 citizen instead of an appendix to gcse load motion. Add TODO list
19394 to make this pass faster/cleaner/better.
19396 (struct ls_expr): Post gcse.c-split cleanups.
19397 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19398 "stores" field to "avail_stores".
19399 (pre_ldst_mems): Rename to store_motion_mems.
19400 (pre_ldst_table): Rename to store_motion_mems_table.
19401 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19402 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19403 (ldst_entry): Rename to st_expr_entry, update users.
19404 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19405 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19406 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19408 (first_ls_expr): Rename to first_st_expr, update users.
19409 (next_ls_expr): Rename to next_st_expr, update users.
19410 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19411 fields properly for store motion instead of names inherited from load
19413 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19414 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19417 (ae_kill): Rename to st_kill, update users.
19418 (ae_gen): Rename to st_avloc, update users.
19419 (transp): Rename to st_transp, update users.
19420 (pre_insert_map): Rename to st_insert_map, update users.
19421 (pre_delete_map): Rename to st_delete_map, update users.
19422 (insert_store, build_store_vectors, free_store_memory,
19423 one_store_motion_pass): Update for abovementioned changes.
19425 (gcse_subst_count, gcse_create_count): Remove.
19426 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19427 and "n_stores_created", local variables.
19429 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19432 (regvec, compute_store_table_current_insn): Remove.
19433 (reg_set_info, reg_clear_last_set): Remove.
19434 (compute_store_table): Use DF caches instead of local dataflow
19437 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19439 * c-objc-common.c (c_tree_printer): Print identifiers with
19440 pp_identifier, not pp_string. Mark "({anonymous})" for
19442 * c-pretty-print.c (pp_c_ws_string): New.
19443 (pp_c_cv_qualifier, pp_c_type_specifier,
19444 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19445 pp_c_storage_class_specifier, pp_c_function_specifier,
19446 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19447 pp_c_primary_expression, pp_c_postfix_expression,
19448 pp_c_unary_expression, pp_c_shift_expression,
19449 pp_c_relational_expression, pp_c_equality_expression,
19450 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19451 use pp_string and pp_c_ws_string in place of pp_identifier and
19452 pp_c_identifier for non-identifiers. Mark English strings for
19454 * c-pretty-print.h (pp_c_ws_string): Declare.
19456 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19457 Roland McGrath <roland@redhat.com>
19459 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19460 (ENABLE_LD_BUILDID): New configuration option.
19461 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19462 (LINK_BUILDID_SPEC): New macro.
19463 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19465 * doc/install.texi: Document --enable-linker-build-id option.
19466 * configure: Rebuild.
19467 * config.in: Rebuild.
19469 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19471 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19472 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19473 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19474 MIPS_GP_SAVE_AREA_SIZE.
19475 * config/mips/mips.c (struct mips_frame_info): Update comment
19476 before arg_pointer_offset and hard_frame_pointer_offset.
19477 (mips_compute_frame_info): Update diagram before function: to
19478 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19479 indicate the position of frame_pointer_rtx with -fstack-protector and
19480 to show args_size. Don't allocate cprestore area for leaf functions
19481 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19483 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19485 2009-04-30 Michael Matz <matz@suse.de>
19487 PR tree-optimization/39955
19488 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19490 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19492 * ira.c (setup_cover_and_important_classes): Use safe macro
19493 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19495 * genpreds.c (write_tm_preds_h): Output suitable definition of
19496 REG_CLASS_FOR_CONSTRAINT.
19498 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19500 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19502 * bitmap.c (bitmap_descriptor): Likewise.
19503 * ggc-common.c (loc_descriptor): Likewise.
19504 * varray.c (varray_descriptor): Likewise.
19505 * vec.c (vec_descriptor): Likewise.
19507 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19509 * Makefile.in (dce.o): Add $(EXCEPT_H).
19510 * dce.c: Include except.h and delete redundant vector definitions.
19511 (deletable_insn_p): Return false for non-call insns that can throw
19514 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19516 * gcse.c (ae_gen): Remove.
19517 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19518 and make non-static function to make it available in store-motion.c.
19519 Update call sites with search-and-replace.
19520 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19521 extract_mentioned_regs, extract_mentioned_regs_helper,
19522 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19523 store_killed_in_insn, store_killed_after, store_killed_before,
19524 build_store_vectors, insert_insn_start_basic_block, insert-store,
19525 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19526 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19527 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19528 * store-motion.c: ...new file. Also copy data structures from gcse.c
19529 and clean up to remove parts not used by store motion.
19530 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19531 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19533 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19536 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19537 when optimizing for size.
19539 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19541 * gcse.c (gcse_constant_p): Fix typo in last change.
19543 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19545 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19547 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19549 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19551 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19553 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19554 CONST_HIGH_PART result.
19556 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19558 * config/avr/avr.c (initial_elimination_offset): Rename to
19559 avr_initial_elimination_offset.
19560 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19561 change return type to bool.
19562 (avr_can_eliminate): New function.
19563 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19564 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19565 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19566 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19567 avr_initial_elimination_offset.
19568 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19569 (avr_initial_elimination_offset): Define.
19571 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19572 Steven Bosscher <steven@gcc.gnu.org>
19574 PR rtl-optimization/39938
19575 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19576 * cfgrtl.c: Include insn-attr.h.
19577 (rest_of_pass_free_cfg): New function.
19578 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19579 * resource.c (init_resource_info): Remove call to df_analyze.
19581 2009-04-29 Richard Guenther <rguenther@suse.de>
19584 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19585 allow conversion to signed integers.
19587 2009-04-29 Richard Guenther <rguenther@suse.de>
19589 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19590 shifts of floating point vectors if the shift amount is
19591 a constant multiple of the element size.
19593 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19594 Michael Matz <matz@suse.de>
19596 PR middle-end/39927
19598 * tree-outof-ssa.c (emit_partition_copy): New function.
19599 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19600 insert_part_to_rtx_on_edge): Perform the partition base var
19601 copy using emit_partition_copy.
19602 (insert_value_copy_on_edge): Convert constants to the right mode.
19603 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19604 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19606 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19608 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19609 scan backwards to try to find a constant to initialize it.
19611 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19612 insn before the loop_end instruction, don't look past labels.
19614 2009-04-29 Richard Guenther <rguenther@suse.de>
19616 PR middle-end/39937
19617 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19618 loose type conversions.
19619 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19620 stmts only if there are no uses of its definition.
19622 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19624 * config/bfin/bfin.h (splitting_loops): Declare.
19625 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19626 Reorder bit definitions to be ascending.
19627 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19628 * config/bfin/bfin.c (splitting_loops): New variable.
19629 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19630 (struct loop_info): Remove members INIT and LOOP_INIT.
19631 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19632 the LSETUP sequence. Allow LC to be loaded from any register, but
19633 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19634 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19636 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19637 of reload_completed.
19640 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19642 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19644 * Makefile.in (PLUGIN_VERSION_H): New.
19645 (OBJS-common): Remove plugin-version.o.
19646 (plugin.o): Depend on (PLUGIN_VERSION_H).
19647 (plugin-version.o): Remove.
19648 * configure: Regenerate
19649 * configure.ac: Create plugin-version.h.
19650 * gcc-plugin.h (plugin_gcc_version): Remove.
19651 (plugin_default_version_check): Change signature.
19652 * plugin-version.c: Remove.
19653 * plugin.c: Include plugin-version.h.
19654 (str_plugin_gcc_version_name): Remove.
19655 (try_init_one_plugin): Pass gcc version to plugin_init.
19656 (plugin_default_version_check): Both gcc and plugin versions are now
19659 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19661 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19662 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19663 Remove special case testing for last insn of inner loops. Don't fail
19664 if the loop ends with a jump, emit an extra nop instead.
19666 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19667 DREGS rather than comparing directly. Remove code that tries to
19668 account for latencies.
19670 2009-04-29 Richard Guenther <rguenther@suse.de>
19672 PR tree-optimization/39941
19673 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19674 eliminating an indirect call.
19676 2009-04-29 Richard Guenther <rguenther@suse.de>
19678 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19679 parameter. Allow invariants as base if !require_lvalue.
19680 (verify_gimple_assign_single): Adjust.
19682 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19684 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19685 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19686 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19687 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19688 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19690 * config/bfin/bfin.c (bfin_expand_builtin,
19691 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19693 2009-04-28 Richard Guenther <rguenther@suse.de>
19695 * tree-vect-loop.c (get_initial_def_for_induction): Use
19696 correct types for pointer increment.
19698 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19700 * toplev.c (print_version): Update GMP version string calculation.
19702 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19704 PR rtl-optimization/39938
19705 * resource.c (init_resource_info): Add call to df_analyze.
19707 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19709 * config/alpha/alpha.md (usegp): Cast the result of
19710 alpha_find_lo_sum_using_gp to enum attr_usegp.
19711 * config/alpha/alpha.c (override_options): Remove end-of-structure
19712 marker element from cpu_table. Use array size of cpu_table to handle
19713 -mcpu and -mtune options.
19714 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19716 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19718 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19719 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19720 tune_32 and tune_64.
19721 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19722 support on PowerPC.
19723 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19724 * config/rs6000/option-defaults.h: ... here. New file.
19725 (OPT_64, OPT_32): Define.
19726 (MASK_64BIT): Define to 0 if not already defined.
19727 (OPT_ARCH64, OPT_ARCH32): Define.
19728 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19731 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19733 * config/arm/arm.c (arm_override_options): Emit error on using
19736 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19738 PR rtl-optimization/39914
19739 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19740 registers for allocnos created from user-defined variables only
19741 when not optimizing.
19743 2009-04-28 Richard Guenther <rguenther@suse.de>
19745 PR middle-end/39937
19746 * fold-const.c (fold_binary): Use distribute_real_division only
19749 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19751 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19752 add hpux-stdint.h to tm_file.
19753 (hppa[12]*-*-hpux11*): Ditto.
19754 (ia64*-*-hpux*): Ditto.
19755 * config/hpux-stdint.h: New.
19756 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19757 __STDC_EXT__ for all compiles.
19758 * config/pa/pa-hpux.h: Ditto.
19759 * config/pa/pa-hpux10.h: Ditto.
19760 * config/pa/pa-hpux11.h: Ditto.
19762 2009-04-28 Catherine Moore <clm@codesourcery.com>
19764 * debug.h (set_name): Add comment.
19766 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19769 * config/darwin.c (machopic_gen_offset): Check
19770 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19771 * config/arm/arm.c (require_pic_register): Likewise.
19773 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19775 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19776 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19777 m32c_promote_prototypes): Delete.
19779 2009-04-28 Michael Matz <matz@suse.de>
19781 PR middle-end/39922
19782 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19785 2009-04-28 Richard Guenther <rguenther@suse.de>
19787 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19789 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19791 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19792 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19793 * config/arm/arm-tune.md: Regenerate.
19795 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19797 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19798 block if there are complex incoming edges.
19799 (sel_merge_blocks): Remove useless assert.
19800 (sel_redirect_edge_and_branch): Check that edge was redirected.
19801 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19802 (sel_find_rgns): Delete declaration.
19803 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19804 the region when it is not a preheader.
19806 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19809 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19811 2009-04-28 Richard Guenther <rguenther@suse.de>
19813 * tree.h (SSA_NAME_VALUE): Remove.
19814 (struct tree_ssa_name): Remove value_handle member.
19815 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19816 array for jump threading.
19817 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19819 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19820 * tree-flow.h (threadedge_initialize_values): Declare.
19821 (threadedge_finalize_values): Likewise.
19822 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19823 (SSA_NAME_VALUE): Define.
19824 (threadedge_initialize_values): New function.
19825 (threadedge_finalize_values): Likewise.
19826 * tree-ssa-dom.c (ssa_name_values): New global variable.
19827 (SSA_NAME_VALUE): Define.
19828 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19830 2009-04-28 Ira Rosen <irar@il.ibm.com>
19832 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19833 Use REPORT_VECTORIZED_LOCATIONS instead
19834 REPORT_VECTORIZED_LOOPS.
19835 * tree-vectorizer.c (vect_verbosity_level): Make static.
19836 (vect_loop_location): Rename to vect_location.
19837 (vect_set_verbosity_level): Update comment.
19838 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19840 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19841 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19842 instead REPORT_UNVECTORIZED_LOOPS.
19843 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19844 and vect_loop_def to vect_external_def and vect_internal_def.
19845 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19846 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19847 REPORT_UNVECTORIZED_LOCATIONS.
19848 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19849 and vect_used_in_loop and to vect_unused_in_scope and
19850 vect_used_in_scope.
19851 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19852 (vect_verbosity_level): Remove declaration.
19853 (vect_analyze_operations): Likewise.
19854 (vect_analyze_stmt): Declare.
19855 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19856 REPORT_UNVECTORIZED_LOCATIONS.
19857 (vect_get_loop_niters): Fix indentation.
19858 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19859 (vect_analyze_loop_operations): New function.
19860 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19861 vect_analyze_operations.
19862 (vect_is_simple_reduction): Use new names.
19863 (vectorizable_live_operation, vect_transform_loop): Likewise.
19864 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19865 to specify whether the data references can be a part of interleaving
19867 (vect_analyze_data_ref_dependence): Use new names.
19868 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19869 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19870 * tree-vect-patterns.c (widened_name_p): Use new names.
19871 (vect_recog_dot_prod_pattern): Likewise.
19872 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19873 (process_use, vect_mark_stmts_to_be_vectorized,
19874 vect_model_simple_cost, vect_model_store_cost,
19875 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19876 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19877 vectorizable_operation, vectorizable_type_demotion,
19878 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19879 vectorizable_condition): Likewise.
19880 (vect_analyze_operations): Split into vect_analyze_loop_operations
19882 (vect_analyze_stmt): ... new function.
19883 (new_stmt_vec_info): Use new names.
19884 (vect_is_simple_use): Use new names and fix comment.
19885 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19886 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19888 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19891 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19892 and integer modes for x87 operands. Do not ICE for unsupported size,
19893 generate error instead. Generate error for unsupported operand types.
19894 ['z']: Do not handle HImode memory operands specially. Warning
19895 for floating-point operands. Fallthru to 'Z' for unsupported operand
19896 types. Do not ICE for unsupported size, generate error instead.
19897 (output_387_binary_op): Use %Z to output operands.
19898 (output_fp_compare): Ditto.
19899 (output_387_reg_move): Ditto.
19901 2009-04-28 Ben Elliston <bje@au.ibm.com>
19906 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19908 * builtins.c (c_strlen): Do not warn here.
19909 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19910 * c-common.c (pointer_int_sum): Take an explicit location.
19911 Warn about offsets out of bounds.
19912 * c-common.h (pointer_int_sum): Adjust declaration.
19914 2009-04-27 Ian Lance Taylor <iant@google.com>
19916 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19918 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19919 * df-core.c (df_set_flags): Change return type to int. Change
19920 type of old_flags to int.
19921 (df_clear_flags): Likewise.
19922 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19923 (df_get_conditional_uses): Likewise.
19924 * df.h (df_set_flags, df_clear_flags): Update declarations.
19925 * dwarf2out.c (struct indirect_string_node): Change type of form
19926 field to enum dwarf_form.
19927 (AT_string_form): Change return type to enum dwarf_form.
19928 * fixed-value.c (fixed_compare): Add cast to enum type.
19929 * fwprop.c (update_df): Change 0 to VOIDmode.
19930 * gensupport.c: Change 0 to UNKNOWN.
19931 * gimple.h (gimple_cond_code): Add cast to enum type.
19932 * haifa-sched.c (reemit_notes): Add cast to enum type.
19933 * hooks.c (hook_int_void_no_regs): Remove function.
19934 * hooks.h (hook_int_void_no_regs): Remove declaration.
19935 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19936 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19937 * real.c (real_arithmetic): Add cast to enum type.
19938 (real_compare): Likewise.
19939 * target.h (struct gcc_target): Change return type of
19940 branch_target_register_class to enum reg_class.
19941 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19942 default_branch_target_register_class.
19943 * targhooks.c (default_branch_target_register_class): New function.
19944 * targhooks.h (default_branch_target_register_class): Declare.
19945 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19946 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19948 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19950 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19951 vect_uninitialized_def. Change 0 to ERROR_MARK.
19952 * tree-vect-stmts.c (supportable_widening_operation): Don't
19953 initialize icode1 and icode2.
19954 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19955 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19957 (cmn_err_flag_specs): Change 0 to STD_C89.
19958 (cmn_err_char_table): Likewise.
19959 * config/arm/arm.c (get_arm_condition_code): Change type of code
19960 to enum arm_cond_code.
19961 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19962 (IWMMXT_BUILTIN2): Likewise.
19963 (neon_builtin_type_bits): Don't define typedef.
19964 (neon_builtin_datum): Change type of bits field to int.
19965 (arm_expand_neon_args): Add cast to enum type.
19966 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19968 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19969 casts to enum type.
19970 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19972 * config/mips/mips.md (jal_macro): Return enum constant.
19973 (single_insn): Likewise.
19974 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19976 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19977 casts to enum type.
19978 * config/s390/s390.c (s390_tune_flags): Change type to int.
19979 (s390_arch_flags): Likewise.
19980 (s390_handle_arch_option): Change flags field of struct pta to int.
19981 * config/s390/s390.h (s390_tune_flags): Update declaration.
19982 (s390_arch_flags): Likewise.
19983 * config/sh/sh.c (prepare_move_operands): Compare
19984 tls_symbolic_operand result with enum constant.
19985 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19986 (sh_expand_prologue): Add cast to enum type.
19987 (sh_expand_epilogue): Likewise.
19988 (tls_symbolic_operand): Change return type to enum tls_model.
19989 (fpscr_set_from_mem): Add cast to enum type.
19990 (legitimize_pic_address): Compare tls_symbolic_operand result with
19992 (sh_target_reg_class): Change return type to enum reg_class.
19993 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19995 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19996 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19997 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19998 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19999 (delayed_branch, tls_call_delay): Likewise.
20000 (eligible_for_sibcall_delay): Likewise.
20001 (eligible_for_return_delay): Likewise.
20002 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
20003 (spu_expand_builtin_1): Likewise.
20005 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
20006 for all types of conversions.
20007 (output_init_element): Issue -Wc++-compat warning if needed when
20008 initializing a bitfield with enum type.
20009 * c-parser.c (c_parser_expression): Set original_type to
20010 original_type of right hand operand of comma operator.
20012 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20014 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
20016 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
20017 * doc/cpp.texi (Standard Predefined Macros)
20018 (Implementation-defined behavior): Likewise.
20019 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
20020 * doc/gimple.texi (GIMPLE Exception Handling)
20021 (@code{GIMPLE_ASSIGN}): Likewise.
20022 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
20023 * doc/invoke.texi (Warning Options, Optimize Options)
20024 (AVR Options, Darwin Options): Likewise.
20025 (Optimize Options): Reformulate -fwhole-program description.
20026 * doc/loop.texi (Lambda): Likewise.
20027 * doc/md.texi (Output Template, Define Constraints)
20028 (Standard Names, Insn Splitting): Likewise.
20029 * doc/options.texi (Option properties): Likewise.
20030 * doc/passes.texi (Tree-SSA passes): Likewise.
20031 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
20032 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
20033 (File Names and DBX): Likewise.
20034 * doc/trouble.texi (Incompatibilities): Likewise.
20036 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20038 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
20039 instruction is correct.
20041 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20043 Allow non-constant arguments to conversion intrinsics.
20044 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
20045 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
20046 * spu.c (print_operand): Handle 'v' and 'w'.
20047 (exp2_immediate_p, spu_gen_exp2): Define.
20048 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
20049 spu_convtf_1): Update parameter descriptions.
20050 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
20051 * constraints.md ('v', 'w'): New.
20052 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
20054 (i2f, I2F): New define_mode_attr.
20055 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
20056 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
20057 fixuns_truncv4sfv4si2): Update to use mode attribute.
20058 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
20059 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
20060 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
20061 patterns for combine.
20063 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
20065 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
20066 (cprop, hoist, pre, store_motion): New debug counters.
20067 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
20068 is not an RTL pass anymore.
20069 (pass_profiling): Remove extern decl for pass removed in 2005.
20070 (pass_gcse, pass_jump_bypass): Remove.
20071 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
20072 to 0 for clean state.
20073 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
20074 * cse.c (gate_handle_cse_after_global_opts,
20075 rest_of_handle_cse_after_global_opts): New functions.
20076 (pass_cse_after_global_opts): New pass, does local CSE.
20077 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
20078 (TV_CPROP): New timevar.
20079 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
20080 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
20081 (gcse_main, recompute_all_luids): Remove.
20082 (compute_hash_table_work): Call max_reg_num instead of reading
20084 (cprop_jump): Don't set run_jump_opt_after_gcse.
20085 (constprop_register): Always allow to alter jumps.
20086 (cprop_insn): Likewise.
20087 (do_local_cprop): Likewise.
20088 (local_cprop_pass): Likewise. Return non-zero if something changed.
20089 (cprop): Remove function, fold interesting bits into one_cprop_pass.
20090 (find_implicit_sets): Add note about missed optimization opportunity.
20091 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
20092 pass_rtl_cprop execute function.
20093 Don't bother tracking the pass number, each pass gets its own dumpfile
20095 Always allow to alter jumpsand bypass jumps.
20096 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
20097 will just find no suitable set.
20098 (pre_edge_insert): Fix dumping, this function is for PRE only.
20099 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
20100 pass_rtl_pre execute function.
20101 (hoist_code): Return non-zero if something changed. Keep track of
20102 substitutions and insertions for statistics gathering similar to PRE.
20103 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
20104 called from the pass_rtl_hoist execute function. Show pass statistics.
20105 (compute_store_table): Use max_reg_num directly instead of using the
20106 formerly global max_gcse_regno.
20107 (build_store_vectors): Likewise.
20108 (replace_store_insn): Fix dumping.
20109 (store_motion): Rename to ...
20110 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
20111 pass, called from the pass_rtl_store_motion execute function. Keep
20112 track of substitutions and insertions for statistics gathering similar
20114 (bypass_jumps): Remove, fold interesting bits into ...
20115 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
20116 from the pass_rtl_cprop execute function.
20117 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
20118 pass_jump_bypass): Remove.
20119 (gate_handle_gcse, rest_of_handle_gcse): Remove.
20120 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
20121 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
20122 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
20123 (gate_rtl_store_motion, execute_rtl_store_motion,
20124 pass_rtl_store_motion): New.
20125 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
20126 make it clear that -fcse-skip-blocks is a no-op for backward compat.
20127 * passes.c (init_optimization_passes): Remove pass_gcse and
20128 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
20129 and cse_after_global_opts in place of pass_gcse. Schedule cprop
20130 instead of pass_jump_bypass.
20132 2009-04-27 Richard Guenther <rguenther@suse.de>
20134 PR middle-end/39928
20135 * gimplify.c (gimplify_expr): If we are required to create
20136 a temporary make sure it ends up as register.
20138 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
20141 * config/i386/i386.c (construct_container): Don't call
20142 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
20143 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
20145 2009-04-27 Michael Matz <matz@suse.de>
20147 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
20148 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
20149 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
20150 (dump_replaceable_exprs): Take a bitmap.
20151 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
20153 (expand_gimple_basic_block): Likewise.
20154 * tree-ssa-ter.c (struct temp_expr_table_d): Make
20155 replaceable_expressions member a bitmap.
20156 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
20157 (mark_replaceable): Likewise.
20158 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
20159 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
20161 2009-04-27 Richard Guenther <rguenther@suse.de>
20163 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
20164 (verify_stmts): Dispatch to gimple/type verification code.
20165 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
20166 issue with call argument types.
20168 2009-04-27 Michael Matz <matz@suse.de>
20170 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
20171 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
20174 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
20175 Eric Botcazou <ebotcazou@adacore.com>
20177 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
20178 a label's basic block.
20179 (mark_target_live_regs): Tidy and rework obsolete comments.
20180 Change back DF problem to LIVE. If a label starts a basic block,
20181 assume that all registers that used to be live then still are.
20182 (init_resource_info): If a label starts a basic block, set its
20183 BLOCK_FOR_INSN accordingly.
20184 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
20186 2009-04-27 Richard Guenther <rguenther@suse.de>
20188 * tree-flow-inline.h (function_ann): Remove.
20189 (get_function_ann): Likewise.
20190 * tree-dfa.c (create_function_ann): Remove.
20191 * tree-flow.h (struct static_var_ann_d): Remove.
20192 (struct function_ann_d): Likewise.
20193 (union tree_ann_d): Remove fdecl member.
20194 (function_ann_t): Remove.
20195 (function_ann, get_function_ann, create_function_ann): Remove
20198 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
20200 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
20202 2009-04-27 Jan Hubicka <jh@suse.cz>
20204 * ipa-pure-const.c (struct funct_state_d): New fields
20205 state_previously_known, looping_previously_known; remove
20206 state_set_in_source.
20207 (analyze_function): Use new fields.
20208 (propagate): Avoid assumption that state_set_in_source imply
20211 * tree-ssa-loop-niter.c (finite_loop_p): New function.
20212 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
20213 * cfgloop.h (finite_loop_p): Declare.
20215 2009-04-26 Michael Matz <matz@suse.de>
20217 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
20219 2009-04-26 Michael Matz <matz@suse.de>
20221 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
20222 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
20223 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
20224 pass_mark_used_blocks): Remove.
20225 * tree-optimize.c (pass_free_datastructures,
20226 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
20227 * passes.c (init_optimization_passes): Don't call
20228 pass_mark_used_blocks, remove dead code.
20230 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
20232 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
20233 * tree-ssa-live.h (register_ssa_partition): Likewise.
20235 2009-04-26 Michael Matz <matz@suse.de>
20238 * builtins.c (fold_builtin_next_arg): Handle SSA names.
20239 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
20240 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
20242 (compare_pairs): Swap cost comparison.
20243 (coalesce_ssa_name): Don't use change_partition_var.
20244 * tree-nrv.c (struct nrv_data): Add modified member.
20245 (finalize_nrv_r): Set it.
20246 (tree_nrv): Use it to update statements.
20247 (pass_nrv): Require PROP_ssa.
20248 * tree-mudflap.c (mf_decl_cache_locals,
20249 mf_build_check_statement_for): Use make_rename_temp.
20250 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
20251 * alias.c (find_base_decl): Handle SSA names.
20252 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
20253 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
20254 * rtl.h (set_reg_attrs_for_parm): Declare.
20255 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
20256 to "optimized", remove unused locals at finish.
20257 (execute_free_datastructures): Make global, call
20258 delete_tree_cfg_annotations.
20259 (execute_free_cfg_annotations): Don't call
20260 delete_tree_cfg_annotations.
20262 * ssaexpand.h: New file.
20263 * expr.c (toplevel): Include ssaexpand.h.
20264 (expand_assignment): Handle SSA names the same as register variables.
20265 (expand_expr_real_1): Expand SSA names.
20266 * cfgexpand.c (toplevel): Include ssaexpand.h.
20267 (SA): New global variable.
20268 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
20269 (SSAVAR): New macro.
20270 (set_rtl): New helper function.
20271 (add_stack_var): Deal with SSA names, use set_rtl.
20272 (expand_one_stack_var_at): Likewise.
20273 (expand_one_stack_var): Deal with SSA names.
20274 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
20275 before unique numbers.
20276 (expand_stack_vars): Use set_rtl.
20277 (expand_one_var): Accept SSA names, add asserts for them, feed them
20278 to above subroutines.
20279 (expand_used_vars): Expand all partitions (without default defs),
20280 then only the local decls (ignoring those expanded already).
20281 (expand_gimple_cond): Remove edges when jumpif() expands an
20282 unconditional jump.
20283 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
20284 or remove abnormal edges. Ignore insns setting the LHS of a TERed
20286 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
20287 members of SA; deal with PARM_DECL partitions here; expand
20288 all PHI nodes, free tree datastructures and SA. Commit instructions
20289 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
20290 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
20291 info and statements at start, collect garbage at finish.
20292 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
20293 (VAR_ANN_PARTITION) Remove.
20294 (change_partition_var): Don't declare.
20295 (partition_to_var): Always return SSA names.
20296 (var_to_partition): Only accept SSA names.
20297 (register_ssa_partition): Only check argument.
20298 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20300 (delete_var_map): Don't free it.
20301 (var_union): Only accept SSA names, simplify.
20302 (partition_view_init): Mark only useful SSA names as used.
20303 (partition_view_fini): Only deal with SSA names.
20304 (change_partition_var): Remove.
20305 (dump_var_map): Use ssa_name instead of partition_to_var member.
20306 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20308 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20309 (struct _elim_graph): New member const_dests; nodes member vector of
20311 (set_location_for_edge): New static helper.
20312 (create_temp): Remove.
20313 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20314 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20315 (new_elim_graph): Allocate const_dests member.
20316 (clean_elim_graph): Truncate const_dests member.
20317 (delete_elim_graph): Free const_dests member.
20318 (elim_graph_size): Adapt to new type of nodes member.
20319 (elim_graph_add_node): Likewise.
20320 (eliminate_name): Likewise.
20321 (eliminate_build): Don't take basic block argument, deal only with
20322 partition numbers, not variables.
20323 (get_temp_reg): New static helper.
20324 (elim_create): Use it, deal with RTL temporaries instead of trees.
20325 (eliminate_phi): Adjust all calls to new signature.
20326 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20327 (rewrite_trees): Only do checking.
20328 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20329 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20330 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20331 contains_tree_r, MAX_STMTS_IN_LATCH,
20332 process_single_block_loop_latch, analyze_edges_for_bb,
20333 perform_edge_inserts): Remove.
20334 (expand_phi_nodes): New global function.
20335 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20336 functions, initialize new parameter, remember partitions having a
20338 (finish_out_of_ssa): New global function.
20339 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20340 don't reset in_ssa_p here, don't disable TER when mudflap.
20341 (pass_del_ssa): Remove.
20342 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20344 (execute_free_datastructures): Declare.
20345 * Makefile.in (SSAEXPAND_H): New variable.
20346 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20347 * basic-block.h (commit_one_edge_insertion): Declare.
20348 * passes.c (init_optimization_passes): Move pass_nrv and
20349 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20350 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20351 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20352 (redirect_branch_edge): Deal with super block when expanding, split
20353 out jump patching itself into ...
20354 (patch_jump_insn): ... here, new static helper.
20356 2009-04-26 Michael Matz <matz@suse.de>
20358 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20359 beyond num_ssa_names.
20360 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20361 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20363 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20365 PR inline-asm/39543
20366 * fwprop.c (forward_propagate_asm): New function.
20367 (forward_propagate_and_simplify): Propagate also into __asm, if it
20368 doesn't increase the number of referenced registers.
20371 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20373 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20375 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20376 note_nonlocal_vla_type for nonlocal VLAs.
20377 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20378 contains_remapped_vars, remap_vla_decls): New functions.
20379 (convert_nonlocal_reference_stmt): If not optimizing, call
20380 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20381 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20382 if it wasn't found in var_map.
20383 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20384 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20385 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20387 * gimplify.c (nonlocal_vlas): New variable.
20388 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20390 (gimplify_body): Create and destroy nonlocal_vlas.
20392 * dwarf2out.c (loc_descr_plus_const): New function.
20393 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20394 mem_loc_descriptor, loc_descriptor_from_tree_1,
20395 descr_info_loc, gen_variable_die): Use it.
20397 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20398 !TREE_STATIC VAR_DECLs.
20399 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20400 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20401 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20402 DECL_BY_REFERENCE is valid.
20403 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20404 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20405 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20406 Copy DECL_BY_REFERENCE.
20407 (struct nesting_copy_body_data): New type.
20408 (nesting_copy_decl): New function.
20409 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20410 if they have variable length.
20412 2009-04-26 Michael Matz <matz@suse.de>
20414 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20415 mark new temporaries for renaming.
20417 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20420 * c-decl.c (global_bindings_p): Return negative value.
20421 (c_variable_size): New. Based on variable_size from
20423 (grokdeclarator): Call c_variable_size not variable_size.
20425 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20427 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20429 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20431 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20432 Redefine it to just use mingw/include.
20433 (ASM_SPEC): Rules for -m32 and -m64.
20434 (LINK_SPEC): Use Likewise.
20435 (SPEC_32): New define.
20436 (SPEC_64): Likewise.
20437 (SUB_LINK_SPEC): Likewise.
20438 (MULTILIB_DEFAULTS): New define.
20439 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20440 Add multilib options.
20441 (MULTILIB_DIRNAMES): Likewise.
20442 (MULTILIB_OSDIRNAMES): Likewise.
20443 (LIBGCC): Likewise.
20444 (INSTALL_LIBGCC): Likewise.
20446 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20449 * c-tree.h (enum c_inline_static_type): New.
20450 (record_inline_static): Declare.
20451 * c-decl.c (struct c_inline_static, c_inline_statics,
20452 record_inline_static, check_inline_statics): New.
20453 (pop_file_scope): Call check_inline_statics.
20454 (start_decl): Call record_inline_static instead of pedwarning
20455 directly for static in inline function.
20456 * c-typeck.c (build_external_ref): Call record_inline_static
20457 instead of pedwarning directly for static referenced in inline
20460 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20462 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20463 not new but only being rescanned.
20464 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20465 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20466 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20467 record_set_info, compute_set, grealloc): Remove.
20468 (recompute_all_luids): New function.
20469 (gcse_main): Don't compute sets, and don't do related memory
20470 allocations/free-ing. If something changed before the end of the
20471 pass, update LUIDs using recompute_all_luids.
20472 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20473 (free_gcse_mem): Don't free it either.
20474 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20475 Use the df insn LUIDs.
20476 (load_killed_in_block): Likewise.
20477 (compute_hash_table_work): Don't compute reg_set_in_block.
20478 (compute_transp): Use DF_REG_DEF_CHAINs.
20479 (local_cprop_pass): Don't use compute_sets and related functions.
20480 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20481 Use get_max_uid() instead of max_cuid.
20482 (insert_insn_end_basic_block, pre_insert_copy_insn,
20483 update_ld_motion_stores): Don't try to
20484 keep reg_set tables up to date.
20485 (pre_insert_copies): Use df insn LUIDs.
20486 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20487 (reg_set_info): Don't use extra bitmap argument.
20488 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20489 information to compute regs_set_in_block.
20490 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20491 (bypass_jumps): Don't use compute_sets and friends.
20493 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20496 * opts.c (undocumented_msg): Do not leave blank even with
20499 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20501 * c-decl.c (build_enumerator): Allow values folding to integer
20502 constants but not integer constant expressions with a pedwarn if
20505 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20508 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20509 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20510 type is an integer constant.
20512 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20515 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20518 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20521 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20522 with variably modified return type and no storage class
20523 specifiers, except for the case of nested functions. Distinguish
20524 extern declarations of functions with variably modified return
20525 types from those of objects with variably modified types.
20527 2009-04-25 Jan Hubicka <jh@suse.cz>
20529 * tree.c (list_equal_p): New function.
20530 * tree.h (list_equal_p): Declare.
20531 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20532 basic_block_def, basic_block, const_basic_block): New.
20533 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20534 (redirect_eh_edge): New function.
20535 (make_eh_edge_update_phi): EH edges are not abnormal.
20536 * except.c: Include tree-flow.h.
20537 (list_match): New function.
20538 (eh_region_replaceable_by_p): New function.
20539 (replace_region): New function.
20540 (hash_type_list): New function.
20541 (hash_eh_region): New function.
20542 (eh_regions_equal_p): New function.
20543 (merge_peers): New function.
20544 (remove_unreachable_regions): Verify EH tree when checking;
20546 (copy_eh_region_1): New function.
20547 (copy_eh_region): New function.
20548 (push_reachable_handler): New function.
20549 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20550 regions without label but with live RESX.
20551 * except.h (redirect_eh_edge_to_label): New.
20552 * tree-flow.h (redirect_eh_edge): New.
20553 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20554 basic_block_def, basic_block, const_basic_block): Remove.
20555 * Makefile.in (except.o): Add dependency on tree-flow.h
20556 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20557 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20560 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20563 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20564 on the destination of memcpy.
20566 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20568 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20569 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20570 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20572 2009-04-25 Jan Hubicka <jh@suse.cz>
20574 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20575 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20576 to be reached by different label than left.
20577 (update_eh_edges): Update comment; remove edge_to_remove if possible
20578 and return true if suceeded.
20579 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20580 (cleanup_eh): Compute sharing map.
20581 * except.c (remove_eh_handler_and_replace): Add argument if we should
20583 (remove_unreachable_regions): Update for label sharing.
20584 (label_to_region_map): Likewise.
20585 (get_next_region_sharing_label): New function.
20586 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20588 (remove_eh_handler): Update.
20589 (remove_eh_region_and_replace_by_outer_of): New function.
20590 * except.h (struct eh_region): Add next_region_sharing_label.
20591 (remove_eh_region_and_replace_by_outer_of,
20592 get_next_region_sharing_label): Declare.
20593 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20595 2009-04-25 Jan Hubicka <jh@suse.cz>
20597 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20598 insert code even if they are not critical.
20600 2009-04-25 Jan Hubicka <jh@suse.cz>
20602 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20603 (gimple_can_remove_branch_p): EH edges won't remove branch by
20605 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20606 updating of non-abnormal EH edges.
20607 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20608 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20609 (split_critical_edges): Split also edges where emitting code on them
20610 will lead to splitting later.
20612 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20613 H.J. Lu <hongjiu.lu@intel.com>
20616 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20617 the configured assembler supports fildq and fistpq mnemonics.
20618 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20619 * configure: Regenerated.
20620 * config.in: Ditto.
20622 * config/i386/i386.c (print_operand): Handle 'Z'.
20623 ['z']: Remove handling of special fild/fist suffixes.
20624 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20625 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20626 suffix of fild insn.
20627 (*floatsi<mode>2_vector_mixed): Ditto.
20628 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20629 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20630 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20631 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20632 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20634 2009-04-25 Ben Elliston <bje@au.ibm.com>
20636 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20637 the source of a set operation.
20639 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20641 * target.h (struct gcc_target): Add case_values_threshold field.
20642 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20643 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20644 * targhooks.c (default_case_values_threshold): New function.
20645 * targhooks.h (default_case_values_threshold): Declare function.
20646 * stmt.c (expand_case): Use case_values_threshold target hook.
20647 * expr.h (case_values_threshold): Remove declartation.
20648 * expr.c (case_values_threshold): Remove function.
20649 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20651 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20652 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20653 (avr_case_values_threshold): Declare as static.
20654 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20656 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20657 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20658 (mn10300_case_values_threshold): New function.
20660 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20662 * ira.c (setup_cover_and_important_classes): Add enum cast.
20664 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20666 * genpreds.c (write_enum_constraint_num): Output definition of
20667 CONSTRAINT_NUM_DEFINED_P macro.
20668 * ira.c (setup_cover_and_important_classes): Use
20669 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20671 2009-04-24 DJ Delorie <dj@redhat.com>
20673 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20674 __SH2A_SINGLE_ONLY__ also.
20676 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20678 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20679 (movdf_internal): Ditto.
20680 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20681 SFmode and DFmode constants.
20682 (ia64_print_operand): Add 'G' format for printing
20683 floating point constants.
20685 2009-04-24 Richard Guenther <rguenther@suse.de>
20687 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20688 from unsigned additions.
20690 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20692 * c-typeck.c (set_init_index): Allow array designators that are
20693 not integer constant expressions with a pedwarn if pedantic.
20695 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20697 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20698 zero if no overlap in nonzero bits between the operands.
20700 2009-04-24 Ian Lance Taylor <iant@google.com>
20702 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20703 (record_dead_and_set_regs): Likewise.
20704 * df.h (struct df_mw_hardreg): Change flags field to int.
20705 (struct df_base_ref): Likewise.
20706 (struct df): Change changeable_flags field to int.
20707 * df-scan.c (df_defs_record): Change clobber_flags to int.
20708 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20709 constants rather than #define macros.
20710 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20711 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20712 (enum dwarf_calling_convention): Likewise.
20713 (enum dwarf_line_number_x_ops): Likewise.
20714 (enum dwarf_call_frame_info): Likewise.
20715 (enum dwarf_source_language): Likewise.
20716 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20717 (add_calling_convention_attribute): Likewise.
20718 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20719 (combine_comparisons): Change compcode to int. Add cast to enum type.
20720 * genrecog.c (maybe_both_true_2): Change c to int.
20721 (write_switch): Likewise. Add cast to enum type.
20722 * gimplify.c (gimplify_omp_for): Handle return values from
20723 gimplify_expr using MIN rather than bitwise or.
20724 (gimplify_expr): Add cast to enum type.
20725 * ipa-prop.c (update_jump_functions_after_inlining): Change
20726 IPA_BOTTOM to IPA_JF_UNKNOWN.
20727 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20728 Add casts to enum type.
20729 (setup_cover_and_important_classes): Change cl to int. Add casts
20731 (setup_class_translate): Change cl and mode to int.
20732 (ira_init_once): Change mode to int.
20733 (free_register_move_costs): Likewise.
20734 (setup_prohibited_mode_move_regs): Add casts to enum type.
20735 * langhooks.c (add_builtin_function_common): Rework assertion that
20736 value fits bitfield.
20737 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20738 * omega.c (omega_do_elimination): Avoid math on enum types.
20739 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20740 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20741 int local to handle integral_argment value.
20742 * regmove.c (try_auto_increment): Change PUT_MODE to
20744 * reload.c (push_secondary_reload): Add casts to enum type.
20745 (secondary_reload_class, find_valid_class): Likewise.
20746 * reload1.c (emit_input_reload_insns): Likewise.
20747 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20748 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20749 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20751 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20752 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20754 (expand_complex_libcall): Add casts to enum type.
20755 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20756 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20757 with ERROR_MARK, not NUM_TREE_CODES.
20758 (vect_create_epilog_for_reduction): Likewise.
20759 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20760 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20761 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20763 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20764 vect_unused_in_loop. Change 0 to loop_vect.
20765 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20766 * var-tracking.c (get_init_value): Change return type to enum
20768 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20769 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20771 (arm_override_options): Add casts to enum type.
20772 (arm_emit_tls_decoration): Likewise.
20773 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20775 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20776 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20777 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20779 * config/s390/s390.c (code_for_builtin_64): Change to array of
20781 (code_for_builtin_31): Likewise.
20782 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20784 * config/sparc/sparc.c (sparc_override_options): Change value
20785 field in struct code_model to enum cmodel. In initializer change
20786 0 to NULL and add cast to enum type.
20788 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20789 Change all callers. Issue a -Wc++-compat warning using
20790 lhs_origtype if necessary.
20791 (convert_for_assignment): Issue -Wc++-compat warnings about
20792 invalid conversions to enum type on assignment.
20793 * c-common.h (build_modify_expr): Update declaration.
20795 2009-04-24 Nick Clifton <nickc@redhat.com>
20797 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20798 (function_arg_advance): Likewise.
20799 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20802 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20804 * config/s390/constraints.md ('I', 'J'): Fix condition.
20806 2009-04-24 Diego Novillo <dnovillo@google.com>
20808 * gengtype-parse.c (parse_error): Add newline after message.
20810 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20812 * config/i386/sse.md (avxmodesuffixs): Removed.
20813 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20814 (*avx_pinsr<ssevecsize>): This.
20816 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20818 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20819 follow chains of regs with a single definition, and allow expressions
20820 that are function_invariant_p.
20821 (simple_rhs_p): Allow expressions that are function_invariant_p.
20823 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20825 PR middle-end/39867
20826 * fold-const.c (fold_cond_expr_with_comparison): When folding
20827 > and >= to MAX, make sure the MAX uses the same type as the
20828 comparison's operands.
20830 2009-04-24 Nick Clifton <nickc@redhat.com>
20832 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20833 addressing for DImode accesses.
20834 (frv_print_operand_address): Handle PLUS case.
20835 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20837 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20839 PR rtl-optimization/39794
20840 * alias.c (canon_true_dependence): Add x_addr argument.
20841 * rtl.h (canon_true_dependence): Adjust prototype.
20842 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20843 * cselib.c (cselib_invalidate_mem): Likewise.
20844 * gcse.c (compute_transp): Likewise.
20845 * dse.c (scan_reads_nospill): Likewise.
20846 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20847 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20848 canon_base_addr of the group, plus optional offset.
20849 (struct group_info): Rename canon_base_mem to
20851 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20852 canon_rtx of base_mem.
20854 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20856 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20857 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20859 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20861 * config/spu/spu-builtins.h: Delete file.
20863 * config/spu/spu.h (enum spu_builtin_type): Move here from
20865 (struct spu_builtin_description): Likewise. Add GTY marker.
20866 Do not use enum spu_function_code or enum insn_code.
20867 (spu_builtins): Add extern declaration.
20869 * config/spu/spu.c: Do not include "spu-builtins.h".
20870 (enum spu_function_code, enum spu_builtin_type_index,
20871 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20872 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20873 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20874 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20875 (spu_builtin_types): Make static. Add GTY marker.
20876 (spu_builtins): Add extern declaration with GTY marker.
20877 Include "gt-spu.h".
20879 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20880 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20881 Check programmatically whether all parameters are scalar.
20883 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20885 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20887 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20888 assignment from the constructor either if the target is volatile.
20890 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20892 * config/arm/arm.md (insv): Do not share operands[0].
20894 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20896 * config/vxlib-tls.c (active_tls_threads): Delete.
20897 (delete_hook_installed): New.
20898 (tls_delete_hook): Don't delete the delete hook.
20899 (tls_destructor): Delete it here.
20900 (__gthread_set_specific): Adjust installing the delete hook.
20901 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20902 __gthread_leave_tsd_dtor_context.
20904 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20906 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20908 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20910 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20912 (alpha_rtx_costs): Ditto.
20913 (emit_unlikely_jump): Use add_reg_note.
20914 (emit_frame_store_1): Ditto.
20915 (alpha_expand_prologue): Ditto.
20916 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20917 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20919 2009-04-23 Nick Clifton <nickc@redhat.com>
20921 * config/v850/v850.md (epilogue): Remove suppressed code.
20922 (return): Rename to return_simple and remove test of frame size.
20923 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20924 to gen_return_simple.
20926 2009-04-22 Jing Yu <jingyu@google.com>
20929 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20931 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20934 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20935 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20936 value is a VECTOR_CST, the element type is the element type of the
20939 2009-04-22 DJ Delorie <dj@redhat.com>
20941 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20943 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20945 * alias.c (find_base_term): Move around LO_SUM case, so that
20946 CONST falls through into PLUS/MINUS handling.
20949 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20950 into 0, use omit_one_operand.
20952 2009-04-23 Ben Elliston <bje@au.ibm.com>
20954 * config/rs6000/linux-unwind.h (get_regs): Remove type
20955 puns. Change the type of `pc' to an array of unsigned ints and
20956 update all users. Constify frame24.
20958 2009-04-22 DJ Delorie <dj@redhat.com>
20960 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20961 declarations before code.
20962 (current_function_special_page_vector): Likewise.
20963 (m32c_expand_insv): Silence a warning.
20965 2009-04-21 Taras Glek <tglek@mozilla.com>
20967 * alias.c: Update GTY annotations to new syntax.
20968 * basic-block.h: Likewise.
20969 * bitmap.h: Likewise.
20970 * c-common.h: Likewise.
20971 * c-decl.c: Likewise.
20972 * c-parser.c: Likewise.
20973 * c-pragma.c: Likewise.
20974 * c-tree.h: Likewise.
20975 * cfgloop.h: Likewise.
20976 * cgraph.h: Likewise.
20977 * config/alpha/alpha.c: Likewise.
20978 * config/arm/arm.h: Likewise.
20979 * config/avr/avr.h: Likewise.
20980 * config/bfin/bfin.c: Likewise.
20981 * config/cris/cris.c: Likewise.
20982 * config/darwin.c: Likewise.
20983 * config/frv/frv.c: Likewise.
20984 * config/i386/i386.c: Likewise.
20985 * config/i386/i386.h: Likewise.
20986 * config/i386/winnt.c: Likewise.
20987 * config/ia64/ia64.h: Likewise.
20988 * config/iq2000/iq2000.c: Likewise.
20989 * config/mips/mips.c: Likewise.
20990 * config/mmix/mmix.h: Likewise.
20991 * config/pa/pa.c: Likewise.
20992 * config/pa/pa.h: Likewise.
20993 * config/rs6000/rs6000.c: Likewise.
20994 * config/s390/s390.c: Likewise.
20995 * config/sparc/sparc.c: Likewise.
20996 * config/xtensa/xtensa.c: Likewise.
20997 * cselib.h: Likewise.
20998 * dbxout.c: Likewise.
20999 * dwarf2out.c: Likewise.
21000 * except.c: Likewise.
21001 * except.h: Likewise.
21002 * fixed-value.h: Likewise.
21003 * function.c: Likewise.
21004 * function.h: Likewise.
21005 * gimple.h: Likewise.
21006 * integrate.c: Likewise.
21007 * optabs.c: Likewise.
21008 * output.h: Likewise.
21009 * real.h: Likewise.
21011 * stringpool.c: Likewise.
21012 * tree-data-ref.c: Likewise.
21013 * tree-flow.h: Likewise.
21014 * tree-scalar-evolution.c: Likewise.
21015 * tree-ssa-address.c: Likewise.
21016 * tree-ssa-alias.h: Likewise.
21017 * tree-ssa-operands.h: Likewise.
21018 * tree.c: Likewise.
21019 * tree.h: Likewise.
21020 * varasm.c: Likewise.
21021 * varray.h: Likewise.
21023 * coretypes.h: Do not define GTY macro if it is already defined.
21024 * doc/gty.texi: Update GTY documentation to new syntax.
21025 * gengtype-lex.l: Enforce attribute-like syntax for GTY
21026 annotations on structs.
21027 * gengtype-parse.c: Likewise.
21029 2009-04-22 Mark Heffernan <meheff@google.com>
21031 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
21033 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
21035 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
21038 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
21040 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
21041 the same as a PLUS without a shift. Increase the cost of a
21044 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21046 * Makefile.in: Update dependencies.
21047 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
21048 * errors.h: Remove bogus comment about compatibility.
21049 (warning): Update declaration.
21050 * genautomata.c: Update all calls to warning.
21051 * gimple.c: Do not include errors.h. Include toplev.h.
21052 * tree-ssa-structalias.c: Do not include errors.h.
21053 * omega.c: Likewise.
21054 * tree-ssa-reassoc.c: Likewise.
21055 * config/spu/spu-c.c: Likewise.
21056 * config/spu/t-spu-elf: Update dependencies.
21058 2009-04-22 Richard Guenther <rguenther@suse.de>
21060 PR tree-optimization/39824
21061 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
21062 make sure the types are compatible.
21064 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21067 * c-common.c (c_parse_error): Take a token_flags parameter.
21068 Use token_type for the token type instead.
21069 Pass token_flags to cpp_type2name.
21070 * c-common.h (c_parse_error): Update declaration.
21071 * c-parser.c (c_parser_error): Pass 0 as token flags.
21073 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
21075 PR rtl-optimization/39580
21076 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
21078 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21080 * function.c (expand_function_end): Do not emit a jump to the "naked"
21081 return label for fall-through returns.
21082 * except.c (sjlj_emit_function_exit): Always place the call to the
21083 unregister function at the location installed by expand_function_end.
21085 2009-04-22 Richard Guenther <rguenther@suse.de>
21087 PR tree-optimization/39845
21088 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
21089 (gen_inbound_check): Likewise.
21091 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
21093 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
21095 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
21096 * config/vxlib.c (__gthread_once): Add race guard for PPC.
21098 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21100 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
21101 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
21102 shift counts to avoid out-of-bounds array accesses.
21104 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21106 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
21107 (Pmode): Move above.
21109 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
21111 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
21112 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
21113 GET_CODE macro. Use IN_RANGE macro where appropriate.
21114 * config/alpha/alpha.h: Ditto.
21115 * config/alpha/alpha.md: Ditto.
21116 * config/alpha/constraints.md: Ditto.
21117 * config/alpha/predicates.md: Ditto.
21119 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21121 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
21122 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21123 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21124 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21125 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21126 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21127 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21128 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21129 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21130 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21131 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21132 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21133 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21134 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21135 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21136 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21137 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21138 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21139 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21140 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21141 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21142 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21143 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21144 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21145 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21146 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21147 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21149 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
21151 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
21152 references from comments.
21153 * cfgbuild.c: (count_basic_blocks): Delete.
21154 (find_basic_blocks_1): Delete.
21155 (find_basic_blocks): Delete.
21156 * except.c (finish_eh_generation): Make static. Move comment from
21157 except.h here. Remove find_basic_blocks references from comments.
21158 * except.h (finish_eh_generation): Delete.
21159 * basic-block.h (find_basic_blocks): Delete.
21160 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
21162 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
21164 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
21165 (sdbout_parms): Likewise.
21167 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21169 * config/sh/sh.c (prepare_cbranch_operands): Use
21170 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
21171 (expand_cbranchdi4): Likewise.
21172 (from_compare): Add cast to enum type.
21173 (expand_cbranchsi4): Use add_reg_note.
21174 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
21175 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
21176 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
21177 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21178 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
21179 instead of CODE_FOR_nothing.
21180 (cbranchdi4): Likewise. Fix the order of arguments for
21182 (push_fpscr): Use add_reg_note.
21183 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
21184 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
21186 2009-04-21 Joseph Myers <joseph@codesourcery.com>
21188 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
21189 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21190 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21191 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
21192 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
21193 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
21194 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
21195 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
21196 config/alpha/x-vms, config/arc/t-arc,
21197 config/arm/README-interworking, config/arm/arm-c.c,
21198 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
21199 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
21200 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
21201 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
21202 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
21203 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
21204 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
21205 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
21206 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
21207 config/cris/t-elfmulti, config/crx/t-crx,
21208 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
21209 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
21210 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
21211 config/h8300/t-h8300, config/i386/athlon.md,
21212 config/i386/darwin-libgcc.10.4.ver,
21213 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
21214 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
21215 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
21216 config/i386/t-linux64, config/i386/t-nwld,
21217 config/i386/t-rtems-i386, config/i386/t-sol2-10,
21218 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
21219 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
21220 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
21221 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
21222 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
21223 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
21224 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
21225 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
21226 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
21227 config/m68k/t-uclinux, config/mcore/t-mcore,
21228 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
21229 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
21230 config/mips/crtn.asm, config/mips/irix-crti.asm,
21231 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
21232 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
21233 config/mips/mips-fixed.md, config/mips/sb1.md,
21234 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
21235 config/mips/t-iris6, config/mips/t-isa3264,
21236 config/mips/t-libgcc-mips16, config/mips/t-linux64,
21237 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
21238 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
21239 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
21240 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
21241 config/mn10300/t-linux, config/mn10300/t-mn10300,
21242 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
21243 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
21244 config/picochip/libgccExtras/clzsi2.asm,
21245 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
21246 config/rs6000/darwin-libgcc.10.4.ver,
21247 config/rs6000/darwin-libgcc.10.5.ver,
21248 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
21249 config/rs6000/t-aix43, config/rs6000/t-aix52,
21250 config/rs6000/t-darwin, config/rs6000/t-fprules,
21251 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
21252 config/rs6000/t-lynx, config/rs6000/t-netbsd,
21253 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
21254 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
21255 config/rs6000/t-rtems, config/rs6000/t-spe,
21256 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
21257 config/score/t-score-elf, config/sh/divcost-analysis,
21258 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
21259 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
21260 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
21261 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
21262 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
21263 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
21264 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
21265 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
21266 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
21267 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
21268 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
21269 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
21270 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
21271 limitx.h, version.c, xcoff.h: Add copyright and license notices.
21272 * config/h8300/genmova.sh: Include copyright and license notices
21273 in generated output.
21274 * config/h8300/mova.md: Regenerate.
21275 * doc/install.texi2html: Include word "Copyright" in copyright
21276 notice and use name "Free Software Foundation, Inc.".
21277 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21278 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21279 ChangeLog-2007, ChangeLog-2008: Correct dates.
21281 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
21283 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
21284 NE_EXPR operations as well.
21285 * c-parser.c (c_parser_condition): Do not set location information on
21287 (c_parser_conditional_expression): Likewise.
21288 (c_parser_binary_expression): Set location information on operators.
21289 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
21290 TRUTH_NOT_EXPR has been folded.
21291 * fold-const.c (fold_truth_not_expr): Copy location information from
21292 the incoming expression to the outgoing one.
21293 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
21294 recursive calls on the LHS of the operator but pass that of the
21295 operator to recursive calls on the RHS of the operator. Set it
21297 (shortcut_cond_expr): Set the locus of the operator on the second
21298 COND_EXPR and that of the expression on the first in degenerate cases.
21299 Pass the locus of the expression to calls to shortcut_cond_r.
21300 Set the locus of the 'then' block on the associated jump, if any.
21301 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21302 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21303 expression to call to gimplify_boolean_expr.
21305 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21307 * config.gcc: Add additional configuration for
21308 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21309 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21310 (CPP_SPEC): Redefine for allowing -municode option.
21311 (STARTFILE_SPEC): Likewise.
21312 * config/i386/t-mingw-w64: New.
21313 * config/i386/mingw-w64.opt: New.
21314 (municode): Add new target option.
21315 * doc/invoke.texi (municode): Add documentation for new option.
21317 2009-04-21 Ian Lance Taylor <iant@google.com>
21319 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21320 Correct test for number of arguments.
21321 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21323 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21325 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21326 argument of emit_library_call.
21328 2009-04-21 Richard Guenther <rguenther@suse.de>
21330 PR middle-end/39829
21331 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21332 inside VIEW_CONVERT_EXPRs.
21334 2009-04-21 Martin Jambor <mjambor@suse.cz>
21336 * tree-switch-conversion.c (build_constructors): Split a long line.
21337 (constructor_contains_same_values_p): New function.
21338 (build_one_array): Create assigns of constants if possible, do not
21339 call mark_sym_for_renaming, call update_stmt.
21340 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21341 make_rename_temp. Do not call mark_symbols_for_renaming, call
21343 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21344 find_new_referenced_vars, call update_stmt.
21345 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21346 instead of calling make_rename_temp. Do not call
21347 find_new_referenced_vars or mark_symbols_for_renaming, call
21350 2009-04-21 Richard Guenther <rguenther@suse.de>
21352 PR tree-optimization/39827
21353 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21354 (tree_ssa_phiprop): Pass the correct array size.
21356 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21358 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21360 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21363 * c-typeck.c (lvalue_p): Move declaration ...
21364 * c-common.h (lvalue_p): ... to here.
21365 * c-common.c (candidate_equal_p): New.
21366 (add_tlist): Use it.
21367 (merge_tlist): Use it.
21368 (warn_for_collisions_1): Likewise.
21369 (warning_candidate_p): Accept more candidates.
21370 (verify_tree): A warning candidate can be an expression. Use
21373 2009-04-21 Ben Elliston <bje@au.ibm.com>
21376 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21377 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21378 options. Remove -mcall-solaris documentation.
21380 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21383 * doc/invoke.texi (-Wlong-long): Update description.
21384 * c-lex (interpret_integer): Only warn if there was no previous
21385 overflow and -Wlong-long is enabled.
21386 * c-decl.c (declspecs_add_type): Drop redundant flags.
21387 * c.opt (Wlong-long): Init to -1.
21388 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21389 and front-end warn_long_long. Wlong-long only depends on other
21390 flags if it is uninitialized.
21391 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21392 the same for CPP and FE.
21393 (restore_extension_diagnostics): Likewise.
21395 2009-04-20 Ian Lance Taylor <iant@google.com>
21397 Fix enum conversions which are invalid in C++:
21398 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21399 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21400 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21401 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21402 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21403 (dbxout_parms): Likewise.
21404 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21405 (df_clear_flags): Likewise.
21406 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21407 top_flag parameter to int.
21408 (df_chain_create_bb_process_use): Likewise.
21409 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21411 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21412 (df_ref_create_structure, df_def_record_1): Likewise.
21413 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21414 (df_notes_rescan): Change 0 to VOIDmode in function call.
21415 (df_get_call_refs, df_insn_refs_collect): Likewise.
21416 (df_bb_regs_collect): Likewise.
21417 (df_entry_block_defs_collect): Likewise.
21418 (df_exit_block_uses_collect): Likewise.
21419 * df.h: Update declarations.
21420 * double-int.c (double_int_divmod): Add cast to enum type.
21421 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21422 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21423 (based_loc_descr): Likewise.
21424 (loc_descriptor_from_tree_1): Change first_op and second_op to
21425 enum dwarf_location_atom. Add cast to enum type.
21426 * expmed.c (init_expmed): Change 0 to SET in function call.
21427 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21428 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21429 (do_store_flag): Likewise.
21430 * fixed-value.h (struct fixed_value): Change mode to enum
21432 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21433 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21435 (insert_insn_decl, insert_decl, insert_state): Likewise.
21436 (automata_list_finish): Likewise.
21437 * genrecog.c (process_define_predicate): Add cast to enum type.
21438 * gensupport.c (init_predicate_table): Add cast to enum type.
21439 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21441 (gimple_build_call_1, gimple_build_label): Likewise.
21442 (gimple_build_goto, gimple_build_asm_1): Likewise.
21443 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21444 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21445 (enum fallback): Rename from enum fallback_t.
21446 (fallback_t): Typedef as int.
21447 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21448 GSI_SAME_STMT in function call.
21449 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21451 (setup_reg_class_relations): Likewise.
21452 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21453 (setup_prohibited_class_mode_regs): Add cast to enum type.
21454 (setup_prohibited_mode_move_regs): Likewise.
21455 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21456 (record_address_regs): Change i to enum reg_class.
21457 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21458 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21459 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21460 (GET_MODE_2XWIDER_MODE): Likewise.
21461 (GET_CLASS_NARROWEST_MODE): Likewise.
21462 * omp-low.c (expand_omp_for): Add cast to enum type.
21463 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21464 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21465 * postreload.c (reload_cse_simplify_operands): Change rclass local
21467 * predict.c (combine_predictions_for_insn): Change best_predictor
21468 and predictor to enum br_predictor.
21469 (combine_predictions_for_bb): Likewise.
21470 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21471 use SET_PREDICT_EXPR_OUTCOME.
21472 * real.c (real_arithmetic): Change icode to code in function call.
21473 * reginfo.c (init_move_cost): Add casts to enum type.
21474 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21475 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21477 * reload.c (find_valid_class): Add casts to enum type.
21478 (push_reload): Change 0 to NO_REGS in function call.
21479 (find_reloads): Change this_alternative to array of enum
21480 reg_class. Remove some now-unnecessary casts.
21481 (make_memloc): Change 0 to VOIDmode in function call.
21482 * reload1.c (reload): Change 0 to VOIDmode in function call.
21483 (eliminate_regs_1, elimination_effects): Likewise.
21484 (eliminate_regs_in_insn): Likewise.
21485 (emit_input_reload_insns): Add cast to enum type.
21486 (delete_output_reload): Change 0 to VOIDmode in function call.
21487 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21488 to enum type in function call.
21489 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21490 (SET_PREDICT_EXPR_OUTCOME): Define.
21491 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21492 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21493 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21494 (dump_function): Likewise.
21495 * tree-dump.h: Update declarations.
21496 * tree-pass.h: Update declarations.
21497 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21498 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21500 (arm_rtx_costs_1): Correct parenthesization.
21501 (arm_rtx_costs): Add casts to enum type.
21502 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21503 (vfp_emit_fstmd): Use add_rg_note.
21504 (emit_multi_reg_push, emit_sfm): Likewise.
21505 (thumb_set_frame_pointer): Likewise.
21506 (arm_expand_prologue): Likewise.
21507 (arm_regno_class): Change return type to enum reg_class.
21508 (thumb1_expand_prologue): Use add_reg_note.
21509 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21510 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21512 * config/arm/gentune.sh: Add cast to enum type.
21513 * config/arm/arm-tune.md: Rebuild.
21514 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21515 (ix86_split_fp_branch, predict_jump): Likewise.
21516 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21517 insn_code to enum rtx_code.
21518 (ix86_builtin_vectorized_function): Add cast to enum type.
21519 * config/i386/i386.md (truncdfsf2): Change slot to enum
21521 (truncxf<mode>2, isinf<mode>2): Likewise.
21522 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21524 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21525 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21526 (insert_bundle_state): Change 1 to INSERT in function call.
21527 (ia64_add_bundle_selector_before): Likewise.
21528 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21529 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21530 (restore_stack_nonlocal): Likewise.
21531 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21533 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21535 (mips_rtx_costs): Likewise.
21536 (mips_override_options): Add casts to enum type.
21537 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21539 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21540 (store_reg, set_reg_plus_d): Likewise.
21541 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21542 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21544 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21546 (emit_unlikely_jump): Use add_reg_note.
21547 (rs6000_emit_allocate_stack): Likewise.
21548 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21549 (output_toc): Change 1 to INSERT in function call.
21550 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21551 (rs6000_initialize_trampoline): Likewise.
21552 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21554 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21555 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21556 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21557 (save_gprs): Use add_reg_note.
21558 (s390_emit_prologue): Likewise.
21559 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21560 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21561 (sparc_fold_builtin): Add cast to enum type.
21562 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21564 (spu_expand_prologue): Use add_reg_note.
21565 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21567 2009-04-20 Ian Lance Taylor <iant@google.com>
21569 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21570 (c_parser_postfix_expression_after_primary): Get VEC for list of
21571 arguments. Get original types of arguments. Call
21572 build_function_call_vec.
21573 (cached_expr_list_1, cached_expr_list_2): New static variables.
21574 (c_parser_expr_list): Change return type to VEC *. Add
21575 p_orig_types parameter. Change all callers.
21576 (c_parser_release_expr): New static function.
21577 (c_parser_vec_to_tree_list): New static function.
21578 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21579 call build_function_call_vec.
21580 (build_function_call_vec): New function, based on old
21581 build_function_call.
21582 (convert_arguments): Remove nargs and argarray parameters. Change
21583 values to a VEC. Add origtypes parameter.
21584 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21585 (convert_for_assignment): Add origtype parameter. Change all
21586 callers. If warn_cxx_compat, check for conversion to an enum
21587 type when calling a function.
21588 (store_init_value): Add origtype parameter. Change all callers.
21589 (digest_init): Likewise.
21590 (struct init_node): Add origtype field.
21591 (add_pending_init): Add origtype parameter. Change all callers.
21592 (output_init_element): Likewise.
21593 (output_pending_init_elements): Pass origtype from init_node to
21594 output_init_element.
21595 (process_init_element): Pass origtype from c_expr to
21596 output_init_element.
21597 (c_finish_return): Add origtype parameter. Change all callers.
21598 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21600 (sync_resolve_params): Likewise.
21601 (sync_resolve_return): Change params to first_param. Change caller.
21602 (resolve_overloaded_builtins): Change params to VEC *. Change
21603 callers. Save first parameter around call to build_function_call_vec.
21604 * c-decl.c (finish_decl): Add origtype parameter. Change all
21605 callers. Call build_function_call_vec rather than
21606 build_function_call for cleanup.
21607 * c-tree.h: Update declarations.
21608 * c-common.h: Update declarations.
21609 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21610 params to first_param.
21611 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21612 params parameter from tree to void *.
21613 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21614 Change arglist parameter to have type void *, and to be a pointer
21616 * config/rs6000/rs6000-protos.h
21617 (altivec_resolve_overloaded_builtin): Update declaration.
21618 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21619 fnargs parameter to have type void *, and to be a pointer to a
21620 VEC. Call build_function_call_vec instead of
21621 build_function_call.
21622 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21624 2009-04-20 Joey Ye <joey.ye@intel.com>
21625 Xuepeng Guo <xuepeng.guo@intel.com>
21626 H.J. Lu <hongjiu.lu@intel.com>
21628 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21630 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21631 (IX86_LEA_PRIORITY): Likewise.
21632 (distance_non_agu_define): New function.
21633 (distance_agu_use): Likewise.
21634 (ix86_lea_for_add_ok): Likewise.
21635 (ix86_dep_by_shift_count): Likewise.
21637 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21638 should split for LEA.
21640 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21642 (ix86_dep_by_shift_count): Likewise.
21644 2009-04-20 Richard Guenther <rguenther@suse.de>
21646 * expr.c (handled_component_p): Move ...
21647 * tree.h (handled_component_p): ... here.
21648 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21649 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21650 and REALPART_EXPR to be in one group.
21652 2009-04-20 Richard Guenther <rguenther@suse.de>
21654 * basic-block.h (get_all_dominated_blocks): Declare.
21655 * dominance.c (get_all_dominated_blocks): New function.
21656 * tree-cfg.c (get_all_dominated_blocks): Remove.
21657 (remove_edge_and_dominated_blocks): Adjust.
21658 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21659 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21660 instead of recursing.
21662 2009-04-20 Doug Kwan <dougkwan@google.com>
21664 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21665 (struct cgraph_node_set_def): New type.
21666 (cgraph_node_set) New type. Also declare vector functions.
21667 (struct cgraph_node_set_element_def): New type.
21668 (cgraph_node_set_element): Ditto.
21669 (cgraph_node_set_iterator): New iterator type.
21670 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21671 cgraph_node_set_remove, dump_cgraph_node_set,
21672 debug_cgraph_node_set): New prototypes.
21673 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21674 cgraph_node_set_size): New inlines.
21675 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21676 including cgraph.h.
21677 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21678 argument to function 'write_summary'.
21679 * ipa.c: Include ggc.h.
21680 (hash_cgraph_node_set_element,
21681 eq_cgraph_node_set_element, cgraph_node_set_new,
21682 cgraph_node_set_add, cgraph_node_set_remove,
21683 cgraph_node_set_find, dump_cgraph_node_set,
21684 debug_cgraph_node_set): New functions.
21685 * Makefile.in (ipa.o): Add dependency on GGC_H.
21687 2009-04-20 Ira Rosen <irar@il.ibm.com>
21689 PR tree-optimization/39675
21690 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21691 check of the return code of vect_schedule_slp. Check that
21692 stmt_vec_info still exists for the statement, before checking its
21693 vectorization type.
21695 2009-04-20 Michael Matz <matz@suse.de>
21697 * Makefile.in (generated_files): Take out $(simple_generated_c).
21699 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21701 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21702 (UINTPTR_TYPE): Likewise.
21704 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21707 * c-typeck.c (digest_init): Check for initializing an array with a
21710 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21713 * c-semantics.c (pop_stmt_list): Propagate
21714 STATEMENT_LIST_HAS_LABEL to parent statement list.
21716 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21718 * config/mips/mips.h (mips_tune_attr): New macro.
21719 * config/mips/mips.md (cpu): Use it.
21721 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21724 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21727 2009-04-19 Diego Novillo <dnovillo@google.com>
21729 * toplev.c (compile_file): Move call to coverage_finish ...
21730 * cgraphunit.c (ipa_passes): ... here.
21731 Call cgraph_process_new_functions.
21732 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21733 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21735 2009-04-19 Jan Hubicka <jh@suse.cz>
21737 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21739 (dump_cgraph_node): Dump can throw external flag.
21740 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21742 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21746 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21747 * common.opt (Wlogical-op): Move from here...
21748 * c.opt (Wlogical-op): ... to here.
21749 * c-typeck.c (parser_build_binary_op): Update call to
21750 warn_logical_operator.
21751 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21753 * c-common.c (warn_logical_op): Update.
21754 * c-common.h (warn_logical_op): Update declaration.
21756 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21758 * tree.c (protected_set_expr_location): Fix formatting.
21760 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21763 * c-typeck.c (readonly_warning): new.
21764 (build_unary_op, build_modify_expr): Use readonly_warning for
21765 storing into something readonly but not const-qualified.
21767 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21770 * c-typeck.c (build_unary_op): Check for taking address of
21771 expression of type void.
21773 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21776 * c-typeck.c (build_function_call): Check for calling a function
21777 with qualified void return types. Call require_complete_type when
21780 2009-04-18 Jan Hubicka <jh@suse.cz>
21782 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21784 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21785 can_throw_external flag.
21786 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21787 * ipa-pure-const.c (ignore_edge): New function.
21788 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21789 only over can_throw_external edges.
21790 (local_pure_const): Add nothrow flag.
21791 * ipa-utils.c (searchc): Add ignore_edge callback.
21792 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21793 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21794 (set_nothrow_function_flags): Update cgraph.
21795 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21797 2009-04-18 Richard Guenther <rguenther@suse.de>
21799 PR middle-end/39804
21800 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21801 (fold_stmt): ... this and ...
21802 (fold_stmt_inplace): ... this.
21803 (fold_stmt_1): Fold references in calls and asms.
21804 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21806 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21808 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21809 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21811 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21813 * tree.c (function_args_count): Remove.
21814 * tree.h: Remove the prototype for function_args_count.
21816 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21818 * tree-iterator.c (expr_only): Remove.
21819 * tree.h: Remove the prototype for expr_only.
21821 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21823 * reginfo.c (cannot_change_mode_set_regs): Remove.
21824 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21826 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21828 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21829 whether operands 0 and 1 overlaps.
21831 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21833 PR middle-end/36902
21834 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21835 pointer. Use warning_at instead of warning.
21836 (search_for_addr_array): Likewise.
21837 (check_array_bounds): Likewise.
21838 (check_all_array_refs): Check that the incoming edge is not in the
21839 list of edges to be removed.
21840 (check_all_array_refs): Avoid the temporal pointer.
21841 (vrp_visit_cond_stmt): Fix typo.
21842 (simplify_switch_using_ranges): Handle the case where the switch
21843 index is an integer constant.
21845 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21847 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21849 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21851 * doc/extend.texi, doc/invoke.texi: Fix typos.
21853 2009-04-17 Cary Coutant <ccoutant@google.com>
21855 * tree-flow-inline.h (get_lineno): Fix inverted test.
21857 2009-04-17 Diego Novillo <dnovillo@google.com>
21859 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21860 assertion for AVAIL_OUT.
21862 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21865 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21866 * config/sh/linux-atomic.asm: Likewise.
21868 2009-04-17 Diego Novillo <dnovillo@google.com>
21870 * except.c (debug_eh_tree): New.
21871 (struct eh_region, struct eh_status): Move ...
21872 * except.h: ... here.
21873 (add_type_for_runtime): Declare extern.
21874 (lookup_type_for_runtime): Likewise.
21875 (debug_eh_tree): Declare.
21876 * Makefile.in (GTFILES): List except.h before except.c
21878 2009-04-17 Diego Novillo <dnovillo@google.com>
21880 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21881 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21882 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21883 (find_vars_r): ... here.
21884 * tree-flow.h (find_referenced_vars_in): Declare.
21885 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21886 that AVAIL_OUT exists for BLOCK.
21887 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21888 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21889 (tree-parloops.o): Likewise.
21891 2009-04-17 Simon Baldwin <simonb@google.com>
21893 * toplev.c (default_tree_printer): Add handling for %E format.
21895 2009-04-17 Diego Novillo <dnovillo@google.com>
21897 * tree-pretty-print.c (dump_generic_node): Add break after
21898 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21899 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21900 FUNCTION_TYPE together. Call print_struct_decl when printing
21901 structures and TDF_SLIM is not given.
21902 (print_struct_decl): Fix logic for detecting recursion.
21904 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21907 * gcc.c (create_at_file): New.
21908 (compile_input_file_p): New.
21909 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21910 * main.c (main): Update call to toplev_main.
21911 * toplev.c (toplev_main): Change signature. Call expandargv.
21912 * toplev.h (toplev_main): Change signature.
21914 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21916 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21917 if the latter is not constant.
21919 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21921 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21923 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21925 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21926 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21928 2009-04-17 Richard Guenther <rguenther@suse.de>
21930 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21931 Handle component references view-converting an invariant address.
21933 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21935 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21936 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21937 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21938 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21939 Use @deftypevr rather than @deftypevar.
21941 2009-04-17 Richard Guenther <rguenther@suse.de>
21943 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21944 (get_prop_source_stmt): Likewise.
21945 (can_propagate_from): Likewise.
21947 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21949 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21950 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21951 (--with-multilib-list): Add default value.
21952 * configure: Regenerate.
21953 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21954 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21955 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21956 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21957 Don't add default cpu to multilib list unnecessarily, but do enable
21958 the relevant compiler option..
21959 Add support for --with-multilib-list=<blank> and
21960 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21961 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21962 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21963 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21964 TM_MULTILIB_CONFIG.
21965 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21966 (MULTILIB_OSDIRNAMES): New variable.
21967 * config/sh/t-1e: Delete file.
21968 * config/sh/t-mlib-sh1: Delete file.
21969 * config/sh/t-mlib-sh2: Delete file.
21970 * config/sh/t-mlib-sh2a: Delete file.
21971 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21972 * config/sh/t-mlib-sh2a-single: Delete file.
21973 * config/sh/t-mlib-sh2a-single-only: Delete file.
21974 * config/sh/t-mlib-sh2e: Delete file.
21975 * config/sh/t-mlib-sh3e: Delete file.
21976 * config/sh/t-mlib-sh4: Delete file.
21977 * config/sh/t-mlib-sh4-nofpu: Delete file.
21978 * config/sh/t-mlib-sh4-single: Delete file.
21979 * config/sh/t-mlib-sh4-single-only: Delete file.
21980 * config/sh/t-mlib-sh4a: Delete file.
21981 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21982 * config/sh/t-mlib-sh4a-single: Delete file.
21983 * config/sh/t-mlib-sh4a-single-only: Delete file.
21984 * config/sh/t-mlib-sh4al: Delete file.
21985 * config/sh/t-mlib-sh5-32media: Delete file.
21986 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21987 * config/sh/t-mlib-sh5-64media: Delete file.
21988 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21989 * config/sh/t-mlib-sh5-compact: Delete file.
21990 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21991 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21992 * doc/install.texi (Options specification): Add
21993 --with-multilib-list and --with-endian.
21995 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21997 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21999 (OBJS-common): Add plugin-version.o.
22000 (plugin-version.o): New.
22001 * gcc-plugin.h (plugin_gcc_version): New.
22002 (plugin_default_version_check): New.
22003 (plugin_init_func, plugin_init): Add version argument.
22004 * plugin-version.c: New.
22005 * plugin.c (str_plugin_gcc_version_name): New.
22006 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
22007 pass it to the init function.
22008 (plugin_default_version_check): New.
22010 2009-04-17 Richard Guenther <rguenther@suse.de>
22012 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
22013 for decl-vs-decl disambiguation.
22015 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
22017 * config/s390/s390.h (s390_tune_attr): New macro definition.
22018 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
22020 2009-04-17 Richard Guenther <rguenther@suse.de>
22022 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
22023 (fold_stmt_r): Likewise.
22024 (maybe_fold_reference): New function.
22025 (fold_gimple_assign): Handle cases fold_stmt_r did.
22026 (fold_stmt): Do not use fold_stmt_r.
22027 (fold_stmt_inplace): Likewise.
22029 2009-04-17 Richard Guenther <rguenther@suse.de>
22031 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
22032 (record_equivalences_from_stmt): Remove useless checks and
22034 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
22035 the type is already suitable.
22037 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
22039 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
22041 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
22043 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
22044 (CMPtype): Define as __gcc_CMPtype.
22046 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
22048 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
22049 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
22051 2009-04-17 Richard Guenther <rguenther@suse.de>
22053 PR tree-optimization/39746
22054 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
22055 special-casing for builtins and static variable use/def.
22056 (call_may_clobber_ref_p_1): Likewise.
22058 2009-04-16 Ian Lance Taylor <iant@google.com>
22060 * df.h: Include "timevar.h".
22061 (struct df_problem): Change tv_id field to timevar_id_t.
22062 * tree-pass.h: Include "timevar.h".
22063 (struct opt_pass): Change tv_id field to timevar_id_t.
22064 * timevar.h (timevar_id_t): Define TV_NONE.
22065 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
22066 TV_NONE rather than tv_id != 0.
22067 (execute_one_pass): Likewise.
22068 * Makefile.in (DF_H): Add $(TIMEVAR_H).
22069 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
22070 dependencies to $(TREE_PASS_H).
22071 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
22073 (pass_branch_target_load_optimize2): Likewise.
22074 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
22075 (pass_outof_cfg_layout_mode): Likewise.
22076 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
22077 (pass_rebuild_cgraph_edges): Likewise.
22078 (pass_remove_cgraph_callee_edges): Likewise.
22079 * df-core.c (pass_df_initialize_opt): Likewise.
22080 (pass_df_initialize_no_opt): Likewise.
22081 (pass_df_finish): Likewise.
22082 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
22083 * except.c (pass_set_nothrow_function_flags): Likewise.
22084 (pass_convert_to_eh_region_ranges): Likewise.
22085 * final.c (pass_compute_alignments): Likewise.
22086 * function.c (pass_instantiate_virtual_regs): Likewise.
22087 (pass_init_function): Likewise.
22088 (pass_leaf_regs): Likewise.
22089 (pass_match_asm_constraints): Likewise.
22090 * gimple-low.c (pass_lower_cf): Likewise.
22091 (pass_mark_used_blocks): Likewise.
22092 * init-regs.c (pass_initialize_regs): Likewise.
22093 * integrate.c (pass_initial_value_sets): Likewise.
22094 * ira.c (pass_ira): Likewise.
22095 * jump.c (pass_cleanup_barriers): Likewise.
22096 * omp-low.c (pass_expand_omp): Likewise.
22097 (pass_lower_omp): Likewise.
22098 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
22099 * recog.c (pass_split_all_insns): Likewise.
22100 (pass_split_after_reload): Likewise.
22101 (pass_split_before_regstack): Likewise.
22102 (pass_split_before_sched2): Likewise.
22103 (pass_split_for_shorten_branches): Likewise.
22104 * reginfo.c (pass_reginfo_init): Likewise.
22105 (pass_subregs_of_mode_init): Likewise.
22106 (pass_subregs_of_mode_finish): Likewise.
22107 * passes.c (pass_postreload): Likewise.
22108 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
22109 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
22110 (pass_warn_function_return): Likewise.
22111 (pass_warn_function_noreturn): Likewise.
22112 * tree-complex.c (pass_lower_complex): Likewise.
22113 (pass_lower_complex_O0): Likewise.
22114 * tree-if-conv.c (pass_if_conversion): Likewise.
22115 * tree-into-ssa.c (pass_build_ssa): Likewise.
22116 * tree-mudflap.c (pass_mudflap_1): Likewise.
22117 (pass_mudflap_2): Likewise.
22118 * tree-nomudflap.c (pass_mudflap_1): Likewise.
22119 (pass_mudflap_2): Likewise.
22120 * tree-nrv.c (pass_return_slot): Likewise.
22121 * tree-object-size.c (pass_object_sizes): Likewise.
22122 * tree-optimize.c (pass_all_optimizations): Likewise.
22123 (pass_early_local_passes): Likewise.
22124 (pass_all_early_optimizations): Likewise.
22125 (pass_cleanup_cfg): Likewise.
22126 (pass_cleanup_cfg_post_optimizing): Likewise.
22127 (pass_free_datastructures): Likewise.
22128 (pass_free_cfg_annotations): Likewise.
22129 (pass_fixup_cfg): Likewise.
22130 (pass_init_datastructures): Likewise.
22131 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
22132 (pass_late_warn_uninitialized): Likewise.
22133 (pass_update_address_taken): Likewise.
22134 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
22135 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
22136 (pass_cse_sincos): Likewise.
22137 (pass_convert_to_rsqrt): Likewise.
22138 * tree-ssa-structalias.c (pass_build_alias): Likewise.
22139 * tree-stdarg.c (pass_stdarg): Likewise.
22140 * tree-tailcall.c (pass_tail_recursion): Likewise.
22141 (pass_tail_calls): Likewise.
22142 * tree-vect-generic.c (pass_lower_vector): Likewise.
22143 (pass_lower_vector_ssa): Likewise.
22144 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
22146 2009-04-16 Joseph Myers <joseph@codesourcery.com>
22148 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
22150 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
22152 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
22153 logical and signext.
22155 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
22158 * config/sh/predicates.md (arith_operand): Check if the operand
22159 of TRUNCATE is a REG.
22161 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22163 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
22164 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
22166 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22168 * tree-iterator.c (tsi_split_statement_list_after,
22169 tsi_split_statement_list_before): Remove.
22170 * tree-iterator.h: Remove the prototypes for
22171 tsi_split_statement_list_after and tsi_split_statement_list_before.
22173 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22175 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
22176 * tree-ssa-propagate.h: Remove the prototype for
22177 stmt_makes_single_load.
22179 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22181 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
22182 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
22184 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22186 * tree-iterator.c (EXPR_LAST_BODY): Remove.
22188 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22190 * except.c (eh_region_outer_p): Remove.
22191 * except.h: Remove the prototype for eh_region_outer_p.
22193 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22195 * function.c (current_function_assembler_name): Remove.
22196 * function.h: Remove the prototype for
22197 current_function_assembler_name.
22199 2009-04-16 Ian Lance Taylor <iant@google.com>
22201 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
22202 (add_reg_note): Call alloc_reg_note.
22203 * rtl.h (alloc_reg_note): Declare.
22204 * combine.c (try_combine): Use alloc_reg_note.
22205 (recog_for_combine, move_deaths): Likewise.
22206 (distribute_notes): Use alloc_reg_note and add_reg_note.
22207 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
22208 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
22209 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
22211 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
22213 PR rtl-optimization/39762
22214 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
22215 ira_may_move_out_cost): Add comments about way of their usage.
22216 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
22218 * ira-conflicts.c (process_regs_for_copy): Use function
22219 ira_get_register_move_cost instead of global
22220 ira_register_move_cost.
22222 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
22223 color_pass, move_spill_restore, update_curr_costs): Ditto.
22225 * ira-lives.c (process_single_reg_class_operands): Ditto.
22227 * ira-emit.c (emit_move_list): Ditto.
22229 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
22230 (record_reg_classes): Ditto. Use functions
22231 ira_get_register_move_cost and ira_get_may_move_cost instead of
22232 global vars ira_register_move_cost, ira_may_move_out_cost and
22233 ira_may_move_in_cost.
22234 (record_address_regs): Don't call ira_init_register_move_cost.
22235 Use function ira_get_may_move_cost instead of global
22236 ira_may_move_in_cost.
22237 (process_bb_node_for_hard_reg_moves): Use function
22238 ira_get_register_move_cost instead of global ira_register_move_cost.
22239 (ira_costs): Don't call ira_init_register_move_cost.
22241 2009-04-16 Richard Guenther <rguenther@suse.de>
22243 * tree-cfg.c (verify_gimple_assign_binary):
22244 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
22245 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
22246 (create_general_new_stmt): Note that this function is broken.
22248 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22250 * common.opt (fhelp): Add Var(help_flag).
22251 * gcc-plugin.h (plugin_info): Add help.
22252 * plugin.c (plugin_name_args): Add help.
22253 (register_plugin_info): Set plugin->help.
22254 (print_help_one_plugin): New.
22255 (print_plugins_help): New.
22256 * plugin.h (print_plugins_help): New.
22257 * toplev.c (toplev_main): Call print_plugins_help if needed.
22259 2009-04-16 Richard Guenther <rguenther@suse.de>
22261 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
22262 (gimple_ior_addresses_taken_1): New function.
22263 (gimple_ior_addresses_taken): Likewise.
22264 * gimple.h (struct gimple_statement_with_ops_base): Remove
22265 addresses_taken member.
22266 (gimple_ior_addresses_taken): Declare.
22267 (gimple_addresses_taken, gimple_addresses_taken_ptr,
22268 gimple_set_addresses_taken): Remove.
22269 * ipa-reference.c (mark_address): New function.
22270 (scan_stmt_for_static_refs): Use it for marking addresses taken.
22271 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
22272 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
22273 (gimple_add_to_addresses_taken): Remove.
22274 (get_tmr_operands): Call mark_address_taken.
22275 (get_asm_expr_operands): Likewise.
22276 (get_expr_operands): Likewise.
22277 (build_ssa_operands): Do not clear the addresses_taken bitmap.
22278 (free_stmt_operands): Do not free it.
22279 * tree-ssa.c (delete_tree_ssa): Likewise.
22280 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
22282 2009-04-16 Richard Guenther <rguenther@suse.de>
22284 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
22285 (walk_stmt_load_store_ops): Likewise.
22286 * gimple.c (get_base_loadstore): New function.
22287 (walk_stmt_load_store_addr_ops): Likewise.
22288 (walk_stmt_load_store_ops): Likewise.
22289 * ipa-pure-const.c (check_op): Simplify.
22290 (check_load, check_store): New functions.
22291 (check_stmt): Use walk_stmt_load_store_ops.
22292 * ipa-reference.c (mark_load): Adjust signature.
22293 (mark_store): Likewise.
22294 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
22296 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22298 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22299 (plugin_info): New.
22300 * opts.c (common_handle_option): Don't call print_version.
22301 * plugin.c (plugin_name_args): Add version.
22302 (register_plugin_info): New.
22303 (register_callback): Handle PLUGIN_INFO.
22304 (try_init_one_plugin): New.
22305 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22307 (finalize_one_plugin): New.
22308 (finalize_plugins): New.
22309 (print_one_plugin): New.
22310 (print_plugins_versions): New.
22311 * plugin.h (print_plugins_versions): New.
22312 (finalize_plugins): New.
22313 * toplev.c (compile_file): Don't call initialize_plugins.
22314 (print_version): Call print_plugins_versions.
22315 (toplev_main): Call initialize_plugins. Print version if needed.
22316 Call finalize_plugins.
22318 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22320 * common.opt (fversion): New.
22321 * gcc.c (print_version): New.
22322 (process_command): Don't print the version. Just set print_version.
22323 (main): Print version. Call subprocesses if print_version and
22324 verbose_flag are set.
22325 * opts.c (common_handle_option): Handle OPT_fversion.
22327 2009-04-16 Richard Guenther <rguenther@suse.de>
22328 Ira Rosen <irar@il.ibm.com>
22330 PR tree-optimization/39698
22331 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22332 type of the reduction variable. Only generate the def if
22335 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22336 make sure to first convert to an integer of the same precision.
22337 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22338 the type of the evolution correctly in computing the new
22339 induction variable base.
22341 2009-04-16 Richard Guenther <rguenther@suse.de>
22343 PR middle-end/39625
22344 * tree-cfg.c (make_blocks): Split statements with to-be
22345 abnormal SSA names on the lhs.
22347 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22349 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22350 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22351 * c-typeck.c (really_start_incremental_init): Likewise.
22352 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22353 (TARGET_INITIALIZER): Remove it.
22354 * target.h (struct target): Remove vector_opaque_p.
22355 * tree.c (build_opaque_vector_type): New.
22356 * tree.h (TYPE_VECTOR_OPAQUE): New.
22357 (build_opaque_vector_type): Declare.
22358 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22359 * config/rs6000/rs6000.c (build_opaque_vector_type,
22360 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22361 (rs6000_init_builtins): Use build_opaque_vector_type for
22362 opaque_V4SI_type_node.
22364 2009-04-15 Catherine Moore <clm@codesourcery.com>
22366 * debug.h (set_name): Declare.
22367 * dwarf2out.c (dwarf2out_set_name): Declare.
22368 (dwarf2_debug_hooks): Add set_name.
22369 (find_AT_string): New.
22370 (add_AT_string): Call find_AT_string.
22371 (dwarf2out_set_name): New.
22372 * cp/decl.c (grokdeclarator): Call set_name.
22373 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22374 * debug.c (do_nothing_debug_hooks): Likewise.
22375 * dbxout.c (dbx_debug_hooks): Likewise.
22376 * sdbout.c (sdb_debug_hooks): Likewise.
22378 2009-04-15 Michael Eager <eager@eagercon.com>
22380 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22381 reg for single-precision FPU.
22382 * config/rs6000/rs6000.md (movsi_internal1): Only for
22383 !TARGET_SINGLE_FPU.
22384 (movsi_internal1_single): New. Add pattern to move SI values to/from
22385 single-precision FP regs.
22387 2009-04-15 Richard Guenther <rguenther@suse.de>
22389 * omp-low.c (lower_rec_input_clauses): Build correct address
22391 (expand_omp_for_generic): Fix multiplication type.
22392 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22393 (generate_memset_zero): Fix types.
22394 * tree-profile.c (prepare_instrumented_value): Correctly
22397 2009-04-15 Ian Lance Taylor <iant@google.com>
22399 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22400 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22401 for -Wall and for -Wc++-compat.
22402 (c_common_post_options): For C++, set warn_enum_compare if not
22404 * c-tree.h (struct c_expr): Add field original_type.
22405 (build_external_ref): Update declaration.
22406 * c-parser.c (c_parser_braced_init): Set original_type.
22407 (c_parser_initelt): Likewise.
22408 (c_parser_expr_no_commas): Likewise.
22409 (c_parser_conditional_expression): Likewise.
22410 (c_parser_cast_expression): Likewise.
22411 (c_parser_unary_expression): Likewise. Pull setting of
22412 original_code to top of function.
22413 (c_parser_sizeof_expression): Set original_type.
22414 (c_parser_alignof_expression): Likewise.
22415 (c_parser_postfix_expression): Likewise. Pull setting of
22416 original_code to top of function.
22417 (c_parser_postfix_expression_after_paren_type): Set original_type.
22418 (c_parser_postfix_expression_after_primary): Likewise.
22419 (c_parser_expression): Likewise.
22420 * c-typeck.c (build_external_ref): Add type parameter. Change all
22422 (c_expr_sizeof_expr): Set original_type field.
22423 (parser_build_unary_op): Likewise.
22424 (parser_build_binary_op): Likewise. Optionally warn about
22425 comparisons of enums of different types.
22426 (digest_init): Set original_type field.
22427 (really_start_incremental_init): Likewise.
22428 (push_init_level, pop_init_level): Likewise.
22429 * doc/invoke.texi (Warning Options): -Wenum-compare now
22432 2009-04-15 Richard Guenther <rguenther@suse.de>
22434 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22435 out a necessary conversion.
22436 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22437 names we didn't value number.
22438 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22440 2009-04-15 Richard Guenther <rguenther@suse.de>
22442 PR tree-optimization/39764
22443 * tree-ssa-ccp.c (get_value): Canonicalize value with
22444 canonicalize_float_value.
22446 2009-04-15 Jan Hubicka <jh@suse.cz>
22448 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22449 Wrong version of patch.
22451 2009-04-15 Jan Hubicka <jh@suse.cz>
22453 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22455 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22457 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22458 our distinct integral and vector types.
22460 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22462 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22463 * init.c (build_vtbl_address): Remove call to assemble_external.
22465 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22467 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22468 output for other floating point modes.
22470 2009-04-14 Diego Novillo <dnovillo@google.com>
22472 * diagnostic.c (diagnostic_report_diagnostic): Do not
22473 warn about loaded plugins for DK_ERROR and DK_WARNING.
22474 * c-decl.c (declspecs_add_type): Move call to
22475 invoke_plugin_callbacks ...
22476 * c-parser.c (c_parser_declspecs): ... here.
22477 * plugin.c (dump_active_plugins): Tidy output.
22479 2009-04-14 Diego Novillo <dnovillo@google.com>
22480 Le-Chun Wu <lcwu@google.com>
22482 * configure.ac: Add --enable-plugin support.
22483 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22484 * Makefile.in (PLUGIN_H): Define.
22485 Export ENABLE_PLUGIN and GMPINC to site.exp.
22486 Add PLUGINLIBS to link command.
22487 Add/modify dependencies for plugin.o and files including plugin.h.
22489 * config.in: Regenerate.
22491 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22494 2009-04-14 Le-Chun Wu <lcwu@google.com>
22496 * tree-pass.h (register_one_dump_file): Add a prototype for
22497 register_one_dump_file.
22498 * toplev.c (compile_file): Call initialize_plugins.
22499 (do_compile): Call invoke_plugin_callbacks.
22500 (toplev_main): Call invoke_plugin_callbacks.
22501 * common.opt: Add -fplugin= and -fplugin-arg-.
22502 * gcc-plugin.h: New public header file for plugins to include.
22503 * plugin.c: New source file.
22504 * plugin.h: New internal header file.
22505 * passes.c (register_one_dump_file): Make it external.
22507 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22509 2009-04-14 Diego Novillo <dnovillo@google.com>
22511 * doc/plugins.texi: New.
22512 * doc/gccint.texi: Add reference to Plugins chapter.
22513 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22514 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22515 loaded plugins, if any.
22516 * timevar.def (TV_PLUGIN_INIT): Define.
22517 (TV_PLUGIN_RUN): Define.
22518 * plugin.c: Include timevar.h
22519 (plugins_active_p): New.
22520 (dump_active_plugins): New.
22521 (debug_active_plugins): New.
22523 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22525 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22527 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22529 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22531 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22532 the same as a minus without a shift.
22534 2009-04-14 Nick Clifton <nickc@redhat.com>
22536 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22537 comparisons with small integers will always produce a short
22540 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22543 2008-12-19 Diego Novillo <dnovillo@google.com>
22545 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22547 2009-04-14 Richard Guenther <rguenther@suse.de>
22549 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22551 (verify_gimple_assign_binary): Likewise. Handle shifts and
22553 (verify_gimple_phi): Print the mismatched argument position.
22554 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22556 (vect_update_init_of_dr): Likewise.
22557 * matrix-reorg.c (transform_access_sites): Do what the
22559 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22561 2009-04-13 Michael Eager <eager@eagercon.com>
22563 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22564 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22565 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22566 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22567 remove duplicate config
22569 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22571 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22572 file_name:line_number type locator of the call site.
22574 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22576 * genautomata.c: Put blank after comma.
22577 (automaton_decls): New.
22578 (struct unit_usage): Add comments to member next.
22579 (store_alt_unit_usage): Keep the list ordered.
22580 (unit_present_on_list_p, equal_alternatives_p): New.
22581 (check_regexp_units_distribution): Check units distribution
22582 correctness correctly.
22583 (main): Don't write automata if error is found. Return correct
22586 * config/m68k/cf.md (cfv4_ds): Remove.
22587 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22588 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22590 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22591 power4-load-ext, power4-store, power4-store-update,
22592 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22593 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22594 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22595 power4-sqrt, power4-isync): Modify reservation to make correct
22596 unit distribution to automata.
22598 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22599 power5-store-update, power5-two, power5-three, power5-lmul,
22600 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22602 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22604 * except.c (pass_set_nothrow_function_flags): Set name and add
22606 (set_nothrow_function_flags): Mention in the dump file when
22607 changing a function to nothrow.
22609 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22612 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22613 instead of unsigned long.
22615 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22617 * config/arm/arm.c (return_used_this_function): Remove.
22618 (arm_output_function_prologue): Remove use of
22619 return_used_this_function.
22620 (output_return_instruction): Replace use of
22621 return_used_this_function
22622 by cfun->machine->return_used_this_function.
22623 (arm_output_epilogue): Likewise.
22624 (arm_output_function_epilogue): Likewise.
22625 (thumb_unexpanded_epilogue): Likewise.
22626 * config/arm/arm.h (struct machine_function):
22627 New member return_used_this_function.
22629 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22631 * doc/install.texi: Correct description of default directory for
22632 --with-gxx-include-dir.
22634 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22636 * fold-const.c (build_range_check): Properly deal with enumeral and
22637 boolean base types.
22639 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22641 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22642 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22643 * params.h (MAX_GCSE_PASSES): Remove.
22644 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22645 in sequence. Remove ability to run multiple passes.
22646 (bypass_jumps): Report run as third CPROP pass.
22648 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22650 PR middle-end/39651
22651 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22652 when deciding whether the whole SEQUENCE can throw.
22654 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22657 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22658 offseted label references.
22660 2009-04-11 Jan Hubicka <jh@suse.cz>
22662 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22664 2009-04-11 Richard Guenther <rguenther@suse.de>
22666 PR middle-end/39732
22667 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22668 return variables as TREE_ADDRESSABLE.
22670 2009-04-11 Richard Guenther <rguenther@suse.de>
22672 PR tree-optimization/39713
22673 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22674 reference trees have SSA_NAME operands.
22676 2009-04-11 Richard Guenther <rguenther@suse.de>
22679 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22680 address expressions.
22682 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22684 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22685 match changes in Cygwin 1.7
22686 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22687 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22689 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22691 PR tree-optimization/39701
22692 * doc/invoke.texi (Optimization Options): Document change in
22693 meaning and initialization of -fdelete-null-pointer-checks.
22695 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22697 PR middle-end/39701
22698 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22700 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22703 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22705 2009-04-10 Chao-ying Fu <fu@mips.com>
22707 * doc/tm.texi (Instruction Output): Document
22708 TARGET_ASM_FINAL_POSTSCAN_INSN.
22709 * target.h (final_postscan_insn): New field in asm_out.
22710 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22711 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22712 * final.c (final_scan_insn): Call
22713 targetm.asm_out.final_postscan_insn after outputting
22714 an asm macro and a normal instruction.
22716 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22717 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22718 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22719 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22720 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22722 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22724 PR middle-end/39701
22725 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22726 variables as non-NULL even with -fdelete-null-pointer-checks.
22728 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22730 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22732 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22735 * config/i386/i386.c (classify_argument): Handle SCmode with
22736 (bit_offset % 64) != 0.
22738 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22740 * doc/invoke.texi (Optimize Options): Add cross-reference to
22741 -Q --help=optimizers examples.
22743 2009-04-10 Ben Elliston <bje@au.ibm.com>
22746 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22747 regalign for the reg == fpr and TDmode case.
22749 2009-04-09 David Ayers <ayers@fsfe.org>
22752 * objc/objc-act.c (warn_with_method): Remove helper function.
22753 (check_duplicates): Call warning and inform directly.
22754 (really_start_method): Likewise.
22756 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22758 * expmed.c (expand_divmod): Always use a comparison for a division
22759 by a large unsigned integer.
22761 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22762 for things others than variables or functions as nonzero.
22764 2009-04-09 Nick Clifton <nickc@redhat.com>
22766 * unwind-compat.c: Change copyright header to refer to version
22767 3 of the GNU General Public License with version 3.1 of the
22768 GCC Runtime Library Exception and to point readers at the
22769 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22770 * config/alpha/crtfastmath.c: Likewise.
22771 * config/alpha/linux-unwind.h: Likewise.
22772 * config/alpha/qrnnd.asm: Likewise.
22773 * config/alpha/vms-crt0-64.c: Likewise.
22774 * config/alpha/vms-crt0.c: Likewise.
22775 * config/alpha/vms-dwarf2.asm: Likewise.
22776 * config/alpha/vms-dwarf2eh.asm: Likewise.
22777 * config/alpha/vms-psxcrt0-64.c: Likewise.
22778 * config/alpha/vms-psxcrt0.c: Likewise.
22779 * config/alpha/vms_tramp.asm: Likewise.
22780 * config/arc/initfini.c: Likewise.
22781 * config/arc/lib1funcs.asm: Likewise.
22782 * config/arm/bpabi-v6m.S: Likewise.
22783 * config/arm/bpabi.S: Likewise.
22784 * config/arm/bpabi.c: Likewise.
22785 * config/arm/crti.asm: Likewise.
22786 * config/arm/crtn.asm: Likewise.
22787 * config/arm/ieee754-df.S: Likewise.
22788 * config/arm/ieee754-sf.S: Likewise.
22789 * config/arm/lib1funcs.asm: Likewise.
22790 * config/arm/libunwind.S: Likewise.
22791 * config/arm/linux-atomic.c: Likewise.
22792 * config/arm/mmintrin.h: Likewise.
22793 * config/arm/pr-support.c: Likewise.
22794 * config/arm/unaligned-funcs.c: Likewise.
22795 * config/arm/unwind-arm.c: Likewise.
22796 * config/arm/unwind-arm.h: Likewise.
22797 * config/avr/libgcc.S: Likewise.
22798 * config/bfin/crti.s: Likewise.
22799 * config/bfin/crtlibid.s: Likewise.
22800 * config/bfin/crtn.s: Likewise.
22801 * config/bfin/lib1funcs.asm: Likewise.
22802 * config/bfin/linux-unwind.h: Likewise.
22803 * config/cris/arit.c: Likewise.
22804 * config/cris/cris_abi_symbol.c: Likewise.
22805 * config/darwin-64.c: Likewise.
22806 * config/darwin-crt2.c: Likewise.
22807 * config/darwin-crt3.c: Likewise.
22808 * config/darwin.h: Likewise.
22809 * config/dbxelf.h: Likewise.
22810 * config/dfp-bit.c: Likewise.
22811 * config/dfp-bit.h: Likewise.
22812 * config/elfos.h: Likewise.
22813 * config/fixed-bit.c: Likewise.
22814 * config/fixed-bit.h: Likewise.
22815 * config/fp-bit.c: Likewise.
22816 * config/fp-bit.h: Likewise.
22817 * config/fr30/crti.asm: Likewise.
22818 * config/fr30/crtn.asm: Likewise.
22819 * config/fr30/lib1funcs.asm: Likewise.
22820 * config/freebsd-spec.h: Likewise.
22821 * config/frv/cmovd.c: Likewise.
22822 * config/frv/cmovh.c: Likewise.
22823 * config/frv/cmovw.c: Likewise.
22824 * config/frv/frvbegin.c: Likewise.
22825 * config/frv/frvend.c: Likewise.
22826 * config/frv/lib1funcs.asm: Likewise.
22827 * config/glibc-stdint.h: Likewise.
22828 * config/h8300/clzhi2.c: Likewise.
22829 * config/h8300/crti.asm: Likewise.
22830 * config/h8300/crtn.asm: Likewise.
22831 * config/h8300/ctzhi2.c: Likewise.
22832 * config/h8300/fixunssfsi.c: Likewise.
22833 * config/h8300/lib1funcs.asm: Likewise.
22834 * config/h8300/parityhi2.c: Likewise.
22835 * config/h8300/popcounthi2.c: Likewise.
22836 * config/i386/ammintrin.h: Likewise.
22837 * config/i386/att.h: Likewise.
22838 * config/i386/avxintrin.h: Likewise.
22839 * config/i386/biarch64.h: Likewise.
22840 * config/i386/bmmintrin.h: Likewise.
22841 * config/i386/cpuid.h: Likewise.
22842 * config/i386/cross-stdarg.h: Likewise.
22843 * config/i386/crtfastmath.c: Likewise.
22844 * config/i386/crtprec.c: Likewise.
22845 * config/i386/cygming-crtbegin.c: Likewise.
22846 * config/i386/cygming-crtend.c: Likewise.
22847 * config/i386/cygwin.asm: Likewise.
22848 * config/i386/emmintrin.h: Likewise.
22849 * config/i386/gmm_malloc.h: Likewise.
22850 * config/i386/gthr-win32.c: Likewise.
22851 * config/i386/i386.h: Likewise.
22852 * config/i386/immintrin.h: Likewise.
22853 * config/i386/linux-unwind.h: Likewise.
22854 * config/i386/linux64.h: Likewise.
22855 * config/i386/mm3dnow.h: Likewise.
22856 * config/i386/mmintrin-common.h: Likewise.
22857 * config/i386/mmintrin.h: Likewise.
22858 * config/i386/nmmintrin.h: Likewise.
22859 * config/i386/pmm_malloc.h: Likewise.
22860 * config/i386/pmmintrin.h: Likewise.
22861 * config/i386/smmintrin.h: Likewise.
22862 * config/i386/sol2-c1.asm: Likewise.
22863 * config/i386/sol2-ci.asm: Likewise.
22864 * config/i386/sol2-cn.asm: Likewise.
22865 * config/i386/sol2-gc1.asm: Likewise.
22866 * config/i386/tmmintrin.h: Likewise.
22867 * config/i386/unix.h: Likewise.
22868 * config/i386/w32-unwind.h: Likewise.
22869 * config/i386/wmmintrin.h: Likewise.
22870 * config/i386/x86-64.h: Likewise.
22871 * config/i386/x86intrin.h: Likewise.
22872 * config/i386/xmmintrin.h: Likewise.
22873 * config/ia64/crtbegin.asm: Likewise.
22874 * config/ia64/crtend.asm: Likewise.
22875 * config/ia64/crtfastmath.c: Likewise.
22876 * config/ia64/crti.asm: Likewise.
22877 * config/ia64/crtn.asm: Likewise.
22878 * config/ia64/fde-glibc.c: Likewise.
22879 * config/ia64/lib1funcs.asm: Likewise.
22880 * config/ia64/linux-unwind.h: Likewise.
22881 * config/ia64/quadlib.c: Likewise.
22882 * config/ia64/unwind-ia64.c: Likewise.
22883 * config/linux.h: Likewise.
22884 * config/m32c/m32c-lib1.S: Likewise.
22885 * config/m32c/m32c-lib2-trapv.c: Likewise.
22886 * config/m32c/m32c-lib2.c: Likewise.
22887 * config/m32r/initfini.c: Likewise.
22888 * config/m68hc11/larith.asm: Likewise.
22889 * config/m68hc11/m68hc11-crt0.S: Likewise.
22890 * config/m68k/cf.md: Likewise.
22891 * config/m68k/crti.s: Likewise.
22892 * config/m68k/crtn.s: Likewise.
22893 * config/m68k/lb1sf68.asm: Likewise.
22894 * config/m68k/linux-unwind.h: Likewise.
22895 * config/mcore/crti.asm: Likewise.
22896 * config/mcore/crtn.asm: Likewise.
22897 * config/mcore/lib1.asm: Likewise.
22898 * config/mips/linux-unwind.h: Likewise.
22899 * config/mips/loongson.h: Likewise.
22900 * config/mips/mips16.S: Likewise.
22901 * config/mmix/crti.asm: Likewise.
22902 * config/mmix/crtn.asm: Likewise.
22903 * config/pa/fptr.c: Likewise.
22904 * config/pa/hpux-unwind.h: Likewise.
22905 * config/pa/lib2funcs.asm: Likewise.
22906 * config/pa/linux-atomic.c: Likewise.
22907 * config/pa/linux-unwind.h: Likewise.
22908 * config/pa/milli64.S: Likewise.
22909 * config/pa/quadlib.c: Likewise.
22910 * config/pa/stublib.c: Likewise.
22911 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22912 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22913 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22914 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22915 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22916 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22917 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22918 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22919 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22920 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22921 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22922 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22923 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22924 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22925 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22926 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22927 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22928 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22929 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22930 * config/rs6000/750cl.h: Likewise.
22931 * config/rs6000/altivec.h: Likewise.
22932 * config/rs6000/biarch64.h: Likewise.
22933 * config/rs6000/crtresfpr.asm: Likewise.
22934 * config/rs6000/crtresgpr.asm: Likewise.
22935 * config/rs6000/crtresxfpr.asm: Likewise.
22936 * config/rs6000/crtresxgpr.asm: Likewise.
22937 * config/rs6000/crtsavfpr.asm: Likewise.
22938 * config/rs6000/crtsavgpr.asm: Likewise.
22939 * config/rs6000/darwin-asm.h: Likewise.
22940 * config/rs6000/darwin-fallback.c: Likewise.
22941 * config/rs6000/darwin-fpsave.asm: Likewise.
22942 * config/rs6000/darwin-ldouble.c: Likewise.
22943 * config/rs6000/darwin-tramp.asm: Likewise.
22944 * config/rs6000/darwin-unwind.h: Likewise.
22945 * config/rs6000/darwin-vecsave.asm: Likewise.
22946 * config/rs6000/darwin-world.asm: Likewise.
22947 * config/rs6000/e500crtres32gpr.asm: Likewise.
22948 * config/rs6000/e500crtres64gpr.asm: Likewise.
22949 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22950 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22951 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22952 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22953 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22954 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22955 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22956 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22957 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22958 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22959 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22960 * config/rs6000/eabi-ci.asm: Likewise.
22961 * config/rs6000/eabi-cn.asm: Likewise.
22962 * config/rs6000/eabi.asm: Likewise.
22963 * config/rs6000/linux-unwind.h: Likewise.
22964 * config/rs6000/linux64.h: Likewise.
22965 * config/rs6000/paired.h: Likewise.
22966 * config/rs6000/paired.md: Likewise.
22967 * config/rs6000/ppc64-fp.c: Likewise.
22968 * config/rs6000/ppu_intrinsics.h: Likewise.
22969 * config/rs6000/rs6000.h: Likewise.
22970 * config/rs6000/si2vmx.h: Likewise.
22971 * config/rs6000/sol-ci.asm: Likewise.
22972 * config/rs6000/sol-cn.asm: Likewise.
22973 * config/rs6000/spe.h: Likewise.
22974 * config/rs6000/spu2vmx.h: Likewise.
22975 * config/rs6000/sysv4.h: Likewise.
22976 * config/rs6000/tramp.asm: Likewise.
22977 * config/rs6000/vec_types.h: Likewise.
22978 * config/s390/linux-unwind.h: Likewise.
22979 * config/s390/tpf-unwind.h: Likewise.
22980 * config/score/crti.asm: Likewise.
22981 * config/score/crtn.asm: Likewise.
22982 * config/sh/crt1.asm: Likewise.
22983 * config/sh/crti.asm: Likewise.
22984 * config/sh/crtn.asm: Likewise.
22985 * config/sh/divtab-sh4-300.c: Likewise.
22986 * config/sh/divtab-sh4.c: Likewise.
22987 * config/sh/divtab.c: Likewise.
22988 * config/sh/lib1funcs-4-300.asm: Likewise.
22989 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22990 * config/sh/lib1funcs.asm: Likewise.
22991 * config/sh/lib1funcs.h: Likewise.
22992 * config/sh/linux-atomic.asm: Likewise.
22993 * config/sh/linux-unwind.h: Likewise.
22994 * config/sh/shmedia.h: Likewise.
22995 * config/sh/sshmedia.h: Likewise.
22996 * config/sh/ushmedia.h: Likewise.
22997 * config/sparc/crtfastmath.c: Likewise.
22998 * config/sparc/linux-unwind.h: Likewise.
22999 * config/sparc/sol2-c1.asm: Likewise.
23000 * config/sparc/sol2-ci.asm: Likewise.
23001 * config/sparc/sol2-cn.asm: Likewise.
23002 * config/spu/divmodti4.c: Likewise.
23003 * config/spu/divv2df3.c: Likewise.
23004 * config/spu/float_disf.c: Likewise.
23005 * config/spu/float_unsdidf.c: Likewise.
23006 * config/spu/float_unsdisf.c: Likewise.
23007 * config/spu/float_unssidf.c: Likewise.
23008 * config/spu/mfc_multi_tag_release.c: Likewise.
23009 * config/spu/mfc_multi_tag_reserve.c: Likewise.
23010 * config/spu/mfc_tag_release.c: Likewise.
23011 * config/spu/mfc_tag_reserve.c: Likewise.
23012 * config/spu/mfc_tag_table.c: Likewise.
23013 * config/spu/multi3.c: Likewise.
23014 * config/spu/spu_internals.h: Likewise.
23015 * config/spu/spu_intrinsics.h: Likewise.
23016 * config/spu/spu_mfcio.h: Likewise.
23017 * config/spu/vec_types.h: Likewise.
23018 * config/spu/vmx2spu.h: Likewise.
23019 * config/stormy16/stormy16-lib2.c: Likewise.
23020 * config/svr4.h: Likewise.
23021 * config/sync.c: Likewise.
23022 * config/v850/lib1funcs.asm: Likewise.
23023 * config/vxlib-tls.c: Likewise.
23024 * config/vxlib.c: Likewise.
23025 * config/vxworks-dummy.h: Likewise.
23026 * config/xtensa/crti.asm: Likewise.
23027 * config/xtensa/crtn.asm: Likewise.
23028 * config/xtensa/ieee754-df.S: Likewise.
23029 * config/xtensa/ieee754-sf.S: Likewise.
23030 * config/xtensa/lib1funcs.asm: Likewise.
23031 * config/xtensa/lib2funcs.S: Likewise.
23032 * config/xtensa/linux-unwind.h: Likewise.
23033 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
23034 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
23035 * coretypes.h: Likewise.
23036 * crtstuff.c: Likewise.
23037 * defaults.h: Likewise.
23038 * dwarf2.h: Likewise.
23039 * emutls.c: Likewise.
23040 * gbl-ctors.h: Likewise.
23041 * gcov-io.h: Likewise.
23042 * ginclude/float.h: Likewise.
23043 * ginclude/iso646.h: Likewise.
23044 * ginclude/stdarg.h: Likewise.
23045 * ginclude/stdbool.h: Likewise.
23046 * ginclude/stddef.h: Likewise.
23047 * ginclude/stdfix.h: Likewise.
23048 * ginclude/stdint-gcc.h: Likewise.
23049 * ginclude/tgmath.h: Likewise.
23050 * gthr-aix.h: Likewise.
23051 * gthr-dce.h: Likewise.
23052 * gthr-gnat.c: Likewise.
23053 * gthr-gnat.h: Likewise.
23054 * gthr-lynx.h: Likewise.
23055 * gthr-mipssde.h: Likewise.
23056 * gthr-nks.h: Likewise.
23057 * gthr-posix.c: Likewise.
23058 * gthr-posix.h: Likewise.
23059 * gthr-posix95.h: Likewise.
23060 * gthr-rtems.h: Likewise.
23061 * gthr-single.h: Likewise.
23062 * gthr-solaris.h: Likewise.
23063 * gthr-tpf.h: Likewise.
23064 * gthr-vxworks.h: Likewise.
23065 * gthr-win32.h: Likewise.
23066 * gthr.h: Likewise.
23067 * libgcc2.c: Likewise.
23068 * libgcc2.h: Likewise.
23069 * libgcov.c: Likewise.
23070 * tsystem.h: Likewise.
23071 * typeclass.h: Likewise.
23072 * unwind-c.c: Likewise.
23073 * unwind-compat.h: Likewise.
23074 * unwind-dw2-fde-compat.c: Likewise.
23075 * unwind-dw2-fde-darwin.c: Likewise.
23076 * unwind-dw2-fde-glibc.c: Likewise.
23077 * unwind-dw2-fde.c: Likewise.
23078 * unwind-dw2-fde.h: Likewise.
23079 * unwind-dw2.c: Likewise.
23080 * unwind-dw2.h: Likewise.
23081 * unwind-generic.h: Likewise.
23082 * unwind-pe.h: Likewise.
23083 * unwind-sjlj.c: Likewise.
23084 * unwind.inc: Likewise.
23085 * config/arm/neon-gen.ml: Change generated copyright header to
23086 refer to version 3 of the GNU General Public License with
23087 version 3.1 of the GCC Runtime Library Exception and to point
23088 readers at the COPYING3 and COPYING3.RUNTIME files and the
23089 FSF's license web page.
23090 * config/arm/arm_neon.h: Regenerate.
23092 2009-04-09 Jakub Jelinek <jakub@redhat.com>
23094 * config/cris/cris.md: Change copyright header to refer to version
23095 3 of the GNU General Public License.
23096 * doc/install.texi2html: Change copyright header to refer to version
23097 3 of the GNU General Public License and to point readers at the
23098 COPYING3 file and the FSF's license web page.
23099 * config/vax/linux.h: Likewise.
23101 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
23103 * config/i386/i386.md (cmpcc): New.
23104 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
23105 (sync_compare_and_swap_cc*): Delete.
23107 * config/s390/s390.c (s390_compare_emitted): Remove.
23108 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
23109 s390_compare_emitted used to be handled. Assert that modes match.
23110 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
23111 refer to sync_compare_and_swap_ccsi.
23112 * config/s390/s390.h (s390_compare_emitted): Remove.
23113 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
23114 instead of s390_compare_emitted.
23115 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
23116 instead of s390_compare_emitted.
23117 * config/s390/s390.md (cmpcc): New.
23118 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
23119 CC_REGNUM, do not pretend it's set.
23120 (sync_compare_and_swap_cc*): Delete.
23121 * config/s390/predicates.md (cc_reg_operand): New.
23123 * expr.c (sync_compare_and_swap_cc): Delete.
23124 * optabs.h (sync_compare_and_swap_cc): Delete.
23125 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
23126 is being used with can_compare_p.
23127 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
23128 (find_cc_set): New.
23129 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
23130 look for a MODE_CC set instead. Use emit_store_flag.
23131 (expand_compare_and_swap_loop): Likewise, with some additional
23132 complication to avoid a force_reg when useless. Use
23133 emit_cmp_and_jump_insns.
23134 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
23135 * doc/md.texi (sync_compare_and_swap_cc): Merge with
23136 sync_compare_and_swap documentation.
23138 2009-04-09 Jan Hubicka <jh@suse.cz>
23140 * except.c (find_prev_try): Break out from ....
23141 (duplicate_eh_regions): ... here; properly update prev_try pointers
23142 when duplication part of tree.
23143 (dump_eh_tree): Improve dumping.
23144 (verify_eh_region): New.
23145 (verify_eh_tree): Use it.
23147 2009-04-06 Richard Guenther <rguenther@suse.de>
23149 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
23150 &ARRAY addresses by adjusting their types and prepending
23152 * tree-cfg.c (verify_gimple_assign_single): Verify that
23153 addresses are correct.
23155 2009-04-09 Richard Guenther <rguenther@suse.de>
23157 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
23158 indices into an array reference if possible.
23159 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23160 Fold POINTER_PLUS_EXPR statements with invariant address.
23162 2009-04-09 Alan Modra <amodra@bigpond.net.au>
23165 * config.gcc (powerpc64-*-linux*): Always build biarch.
23167 2009-04-09 Joseph Myers <joseph@codesourcery.com>
23170 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
23171 it and pedwarn if this results in an INTEGER_CST.
23173 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23175 * doc/install.texi: Update minimum GMP version. Remove obsolete
23176 text in MPFR section.
23178 2009-04-08 Jakub Jelinek <jakub@redhat.com>
23180 * dwarf2out.c (class_scope_p): New static inline.
23181 (class_or_namespace_scope_p): Use it.
23182 (gen_variable_die): Use DW_TAG_member tag for static data member
23183 declarations instead of DW_TAG_variable.
23185 PR middle-end/39573
23186 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
23189 2009-04-08 Richard Guenther <rguenther@suse.de>
23191 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
23192 valueize random data.
23194 2009-04-08 David Edelsohn <edelsohn@gnu.org>
23196 * config.gcc (aix tm_file): Add aix-stdint.h.
23197 (aix tm clause use_gcc_stdint): Set to wrap.
23198 * config/rs6000/aix-stdint.h: New file.
23200 2009-04-08 Richard Guenther <rguenther@suse.de>
23202 PR middle-end/36291
23203 * tree-dfa.c (add_referenced_var): Do not recurse into
23204 global initializers.
23205 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
23207 (fold_const_aggregate_ref): Likewise.
23209 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23211 * recog.c (ordered_comparison_operator): New.
23212 * gensupport.c (std_preds): Add it.
23213 * doc/md.texi (Machine-Independent Predicates): Document it.
23215 2009-04-08 Jan Hubicka <jh@suse.cz>
23217 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
23218 * function.h (rtl_eh): Remove exception_handler_label_map.
23219 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
23220 remove_exception_handler_label, for_each_eh_label_1): Remove.
23221 (rtl_remove_unreachable_regions): Remove.
23222 (convert_from_eh_region_ranges): Do not remove unreachable regions.
23223 (find_exception_handler_labels): Don't build the hashtable.
23224 (maybe_remove_eh_handler): Remove.
23225 (for_each_eh_label): Rewrite to walk the tree.
23226 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
23227 * except.h (maybe_remove_eh_handler): Remove.
23228 * passes.c (init_optimization_passes): Schedule second EH cleanup
23230 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
23231 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
23233 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23235 * genoutput.c (validate_optab_operands): New.
23236 (gen_insn, gen_expand): Call it.
23238 * genflags.c (gen_insn): Detect misused iterators.
23239 (main): Pass line_no to gen_insn, exit with status 1 on error.
23241 * genextract.c (line_no): Make global.
23242 (VEC_safe_set_locstr): Change assertion to error message.
23243 (main): Exit with status 1 on error.
23245 2009-04-08 Joseph Myers <joseph@codesourcery.com>
23249 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23250 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23251 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
23252 * c-convert.c (convert): Do not call fold on results of conversion
23253 functions when the result is a C_MAYBE_CONST_EXPR.
23254 * c-parser.c (c_parser_postfix_expression): Do not fold condition
23255 of __builtin_choose_expr.
23256 * c-typeck.c (remove_c_maybe_const_expr): New.
23257 (build_unary_op, build_conditional_expr, build_compound_expr,
23258 build_binary_op, c_objc_common_truthvalue_conversion): Call
23259 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
23262 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
23264 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
23265 CODE to produce a new one. Add a prototype to use fold_convert_const
23267 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
23270 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
23271 mix declarations and code.
23273 2009-04-08 Ben Elliston <bje@au.ibm.com>
23275 * gcc.c: Replace `CC' with `GCC' throughout.
23277 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
23279 * doc/invoke.texi: Document Atom support.
23281 2009-04-07 Jason Merrill <jason@redhat.com>
23284 * c-common.h, c-common.c: Add flag_pretty_templates.
23285 * c-opts.c (c_common_handle_option): Set it.
23286 * c.opt: Add -fno-pretty-templates.
23287 * doc/invoke.texi (C++ Dialect Options): Likewise.
23289 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
23291 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
23292 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
23293 (ia64_expand_builtin): Likewise.
23295 2009-04-07 Martin Jambor <mjambor@suse.cz>
23297 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23298 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23299 ADDR_EXPRS are include too.
23301 2009-04-07 Richard Guenther <rguenther@suse.de>
23303 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23304 decls are only used if passes as parameters or if they are
23305 local statics and the call is not to a builtin.
23306 (call_may_clobber_ref_p_1): Likewise.
23308 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23310 * expr.c (do_store_flag): Remove last argument. Simplify code
23311 to avoid duplication of tests already done by can_compare_p.
23312 (expand_expr_real_1): Adjust caller.
23314 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23316 * optabs.c (can_compare_p): Test the predicate of a
23317 cbranch and cstore pattern.
23319 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23321 * expr.c (convert_move): Use emit_store_flag instead of
23324 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23326 * config/i386/i386.c (ix86_compare_emitted): Remove.
23327 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23328 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23329 * config/i386/i386.h (ix86_compare_emitted): Remove.
23330 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23331 instead of ix86_compare_emitted.
23332 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23334 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23336 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23337 Add t-sysroot-suffix to tmake_file.
23338 * config/print-sysroot-suffix.sh: New file.
23339 * config/t-sysroot-suffix: New file.
23341 2009-04-07 Ben Elliston <bje@au.ibm.com>
23343 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23344 as the latter produces a warning when the target does not support
23347 2009-04-07 Ben Elliston <bje@au.ibm.com>
23349 * dfp.c: Replace type punning assignments with memcpy throughout.
23350 * Makefile.in (dfp.o-warn): Remove.
23352 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23355 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23356 Include soft-fp/t-softfp after rs6000/t-linux64.
23358 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23360 * stor-layout.c (set_sizetype): Use the full precision of their
23361 machine mode for bitsize types.
23363 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23365 * config/i386/i386.md: Revert 2 accidental checkins.
23367 2009-04-06 Joey Ye <joey.ye@intel.com>
23368 Xuepeng Guo <xuepeng.guo@intel.com>
23369 H.J. Lu <hongjiu.lu@intel.com>
23371 Atom pipeline model, tuning and insn selection.
23372 * config.gcc (atom): Add atom config options and target.
23374 * config/i386/atom.md: New.
23376 * config/i386/i386.c (atom_cost): New cost.
23377 (m_ATOM): New macro flag.
23378 (initial_ix86_tune_features): Set m_ATOM.
23379 (x86_accumulate_outgoing_args): Likewise.
23380 (x86_arch_always_fancy_math_387): Likewise.
23381 (processor_target): Add Atom cost.
23382 (cpu_names): Add Atom cpu name.
23383 (override_options): Set Atom ISA.
23384 (ix86_issue_rate): New case PROCESSOR_ATOM.
23385 (ix86_adjust_cost): Likewise.
23387 * config/i386/i386.h (TARGET_ATOM): New target macro.
23388 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23389 (TARGET_OPT_AGU): New target option.
23390 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23391 (processor_type): Add PROCESSOR_ATOM.
23393 * config/i386/i386.md (cpu): Add new value "atom".
23394 (use_carry, movu): New attr.
23395 (atom.md): Include atom.md.
23396 (adddi3_carry_rex64): Set attr "use_carry".
23397 (addqi3_carry): Likewise.
23398 (addhi3_carry): Likewise.
23399 (addsi3_carry): Likewise.
23400 (*addsi3_carry_zext): Likewise.
23401 (subdi3_carry_rex64): Likewise.
23402 (subqi3_carry): Likewise.
23403 (subhi3_carry): Likewise.
23404 (subsi3_carry): Likewise.
23405 (x86_movdicc_0_m1_rex64): Likewise.
23406 (*x86_movdicc_0_m1_se): Likewise.
23407 (x86_movsicc_0_m1): Likewise.
23408 (*x86_movsicc_0_m1_se): Likewise.
23409 (*adddi_1_rex64): Emit add insn as much as possible.
23410 (*addsi_1): Likewise.
23411 (return_internal): Set atom_unit.
23412 (return_internal_long): Likewise.
23413 (return_pop_internal): Likewise.
23414 (*rcpsf2_sse): Set atom_sse_attr attr.
23415 (*qrt<mode>2_sse): Likewise.
23416 (*prefetch_sse): Likewise.
23418 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23420 (ix86_target_macros_internal): Likewise.
23422 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23423 (*prefetch_sse_rex): Likewise.
23424 (sse_rcpv4sf2): Likewise.
23425 (sse_vmrcpv4sf2): Likewise.
23426 (sse_sqrtv4sf2): Likewise.
23427 (<sse>_vmsqrt<mode>2): Likewise.
23428 (sse_ldmxcsr): Likewise.
23429 (sse_stmxcsr): Likewise.
23430 (*sse_sfence): Likewise.
23431 (sse2_clflush): Likewise.
23432 (*sse2_mfence): Likewise.
23433 (*sse2_lfence): Likewise.
23434 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23435 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23436 (avx_movdqu<avxmodesuffix>): Likewise.
23437 (avx_lddqu<avxmodesuffix>): Likewise.
23438 (sse2_movntv2di): Change attr "type" to "ssemov".
23439 (sse2_movntsi): Likewise.
23440 (rsqrtv8sf2): Change attr "type" to "sseadd".
23441 (sse3_addsubv2df3): Set attr "atom_unit".
23442 (sse3_h<plusminus_insn>v4sf3): Likewise.
23443 (*sse2_pmaddwd): Likewise.
23444 (*vec_extractv2di_1_rex64): Likewise.
23445 (*vec_extractv2di_1_avx): Likewise.
23446 (sse2_psadbw): Likewise.
23447 (ssse3_phaddwv8hi3): Likewise.
23448 (ssse3_phaddwv4hi3): Likewise.
23449 (ssse3_phadddv4si3): Likewise.
23450 (ssse3_phadddv2si3): Likewise.
23451 (ssse3_phaddswv8hi3): Likewise.
23452 (ssse3_phaddswv4hi3): Likewise.
23453 (ssse3_phsubwv8hi3): Likewise.
23454 (ssse3_phsubwv4hi3): Likewise.
23455 (ssse3_phsubdv4si3): Likewise.
23456 (ssse3_phsubdv2si3): Likewise.
23457 (ssse3_phsubswv8hi3): Likewise.
23458 (ssse3_phsubswv4hi3): Likewise.
23459 (ssse3_pmaddubsw128): Likewise.
23460 (sse3_pmaddubsw: Likewise.
23461 (ssse3_palignrti): Likewise.
23462 (ssse3_palignrdi): Likewise.
23464 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23466 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23468 2009-04-06 Richard Guenther <rguenther@suse.de>
23470 PR tree-optimization/28868
23471 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23472 of which PHI results we inserted.
23473 (insert_into_preds_of_block): Record inserted PHIs.
23474 (eliminate): Eliminate redundant PHI nodes.
23475 (init_pre): Init inserted_phi_names.
23477 2009-04-06 Richard Guenther <rguenther@suse.de>
23479 PR tree-optimization/39643
23480 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23481 IMAGPART_EXPRs of complex constants.
23482 (execute_fold_all_builtins): If we folded a call queue
23483 TODO_update_address_taken.
23485 2009-04-06 Jan Hubicka <jh@suse.cz>
23487 PR middle-end/39659
23488 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23491 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23493 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23495 (ic_invalidate_array): Likewise.
23497 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23499 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23500 alignment for library calls.
23502 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23504 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23505 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23506 * config/i386/mingw-stdint.h: New file.
23508 2009-04-05 Richard Guenther <rguenther@suse.de>
23510 PR tree-optimization/39648
23511 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23512 our &A vs. &A[0] IL deficiencies.
23514 2009-04-04 Jan Hubicka <jh@suse.cz>
23516 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23517 removed toplevel regions.
23518 (sjlj_mark_call_sites): Likewise.
23520 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23522 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23523 (cygwin tm clause use_gcc_stdint): Set to wrap.
23524 * config/i386/cygwin-stdint.h: New file.
23526 2009-04-04 Richard Guenther <rguenther@suse.de>
23528 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23529 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23530 single-argument PHIs if we are in loop-closed SSA form.
23531 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23532 for the pre-condition.
23533 (slpeel_tree_peel_loop_to_edge): Likewise.
23534 (vect_build_loop_niters): Take an optional sequence to append stmts.
23535 (vect_generate_tmps_on_preheader): Likewise.
23536 (vect_do_peeling_for_loop_bound): Take extra guards for the
23538 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23539 the cost model check.
23540 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23541 guards if we are going to peel. Do not apply versioning in that case.
23542 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23543 (vect_do_peeling_for_loop_bound): Likewise.
23544 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23545 loop bound only record extra pre-conditions, do not apply loop
23548 2009-04-04 Richard Guenther <rguenther@suse.de>
23550 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23553 2009-04-04 Jan Hubicka <jh@suse.cz>
23555 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23556 last_basic_block for size of bb->index indexed array.
23557 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23558 compute_out, link_btr_uses, build_btr_def_use_webs,
23559 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23561 2009-04-04 Jan Hubicka <jh@suse.cz>
23563 * except.c (remove_eh_handler_and_replace): Break out from ...
23564 (remove_eh_handler): ... here.
23565 (bring_to_root): New function.
23566 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23567 handled ones, bring others to root of tree.
23569 2009-04-04 Jan Hubicka <jh@suse.cz>
23571 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23572 (all_phis_safe_to_merge): New function.
23573 (update_info): New structure.
23574 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23575 (cleanup_empty_eh): Update SSA if possible.
23577 2009-04-04 Richard Guenther <rguenther@suse.de>
23579 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23580 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23581 (append_vuse): Likewise.
23583 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23585 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23586 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23587 instead of REG_UNSAVED for DW_CFA_undefined.
23588 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23589 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23592 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23595 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23597 2009-04-04 Richard Guenther <rguenther@suse.de>
23599 PR tree-optimization/8781
23600 PR tree-optimization/37892
23601 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23602 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23603 (valueize_refs): Call it for *& valueizations.
23604 (shared_reference_ops_from_ref): Rename to ...
23605 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23606 (shared_reference_ops_from_call): Rename to ...
23607 (valueize_shared_reference_ops_from_call): ... this and valueize.
23608 (vn_reference_lookup): Update.
23609 (visit_reference_op_call): Likewise.
23610 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23611 (eliminate): Value-replace the call address in call statements.
23613 2009-04-04 Richard Guenther <rguenther@suse.de>
23615 PR tree-optimization/39636
23616 * tree-ssa-forwprop.c
23617 (forward_propagate_addr_into_variable_array_index): Check for
23618 GIMPLE_ASSIGN before accessing the rhs code.
23620 2009-04-03 Jason Merrill <jason@redhat.com>
23622 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23624 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23626 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23627 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23628 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23629 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23630 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23631 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23632 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23633 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23634 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23635 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23636 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23637 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23638 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23639 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23640 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23641 Use fr_reg_or_fp01_operand instead of fr_register_operand
23643 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23644 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23645 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23647 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23649 PR rtl-optimization/39607
23650 PR rtl-optimization/39631
23654 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23655 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23656 instead of DF_LR_OUT.
23657 * ira-lives.c (process_bb_node_lives): Ditto.
23658 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23659 instead of DF_LR_{OUT,IN}.
23660 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23661 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23663 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23665 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23666 (execute_lower_omp): Always run but take the short way out if -fopenmp
23668 (gate_lower_omp): Remove, forcing the pass manager to always run the
23669 pass and always set PROP_gimple_lomp.
23670 (pass_lower_omp): Remove gate function.
23671 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23672 PROP_trees. Instead, require it.
23673 * ipa-cp.c (pass_ipa_cp): Likewise.
23674 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23675 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23676 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23677 and PROP_gimple_leh.
23679 2009-04-03 Richard Guenther <rguenther@suse.de>
23681 PR middle-end/13146
23682 PR tree-optimization/23940
23683 PR tree-optimization/33237
23684 PR middle-end/33974
23685 PR middle-end/34093
23686 PR tree-optimization/36201
23687 PR tree-optimization/36230
23688 PR tree-optimization/38049
23689 PR tree-optimization/38207
23690 PR tree-optimization/38230
23691 PR tree-optimization/38301
23692 PR tree-optimization/38585
23693 PR middle-end/38895
23694 PR tree-optimization/38985
23695 PR tree-optimization/39299
23696 * tree-ssa-structalias.h: Remove.
23697 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23698 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23699 (struct vuse_element_d): Remove.
23700 (struct vuse_vec_d): Likewise.
23701 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23702 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23703 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23704 VUSE_ELEMENT_VAR): Likewise.
23705 (struct voptype_d): Likewise.
23706 (NUM_VOP_FREE_BUCKETS): Likewise.
23707 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23708 (struct stmt_operands_d): Remove.
23709 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23710 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23711 VDEF_NUM, VDEF_VECT): Likewise.
23712 (copy_virtual_operands): Remove.
23713 (operand_build_cmp): Likewise.
23714 (create_ssa_artificial_load_stmt): Likewise.
23715 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23716 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23717 vuse_index and mayuse_index members. Pack and move done and iter_type
23718 members to the front.
23719 (SSA_OP_VMAYUSE): Remove.
23720 (SSA_OP_VIRTUAL_USES): Adjust.
23721 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23722 (unlink_stmt_vdef): Declare.
23723 (add_to_addressable_set): Remove.
23724 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23725 (vrp_visit_stmt): Likewise.
23726 * doc/tree-ssa.texi (Alias analysis): Update.
23727 * doc/invoke.texi (max-aliased-vops): Remove docs.
23728 (avg-aliased-vops): Likewise.
23729 * tree-into-ssa.c (syms_to_rename): Remove.
23730 (need_to_update_vops_p): Likewise.
23731 (need_to_initialize_update_ssa_p): Rename to ...
23732 (update_ssa_initialized_fn): ... this. Track function we are
23734 (symbol_marked_for_renaming): Simplify.
23735 (add_new_name_mapping): Do not set need_to_update_vops_p.
23736 (dump_currdefs): Use SYMS_TO_RENAME.
23737 (rewrite_update_stmt): Always walk all uses/defs.
23738 (dump_update_ssa): Adjust.
23739 (init_update_ssa): Take function argument. Track what we are
23741 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23742 (create_new_def_for): Initialize for cfun, assert we are initialized
23744 (mark_sym_for_renaming): Simplify.
23745 (mark_set_for_renaming): Do not initialize update-ssa.
23746 (need_ssa_update_p): Simplify. Take function argument.
23747 (name_mappings_registered_p): Assert we ask for the correct function.
23748 (name_registered_for_update_p): Likewise.
23749 (ssa_names_to_replace): Likewise.
23750 (release_ssa_name_after_update_ssa): Likewise.
23751 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23752 (dump_decl_set): Do not print a newline.
23753 (debug_decl_set): Do it here.
23754 (dump_update_ssa): And here.
23755 * tree-ssa-loop-im.c (move_computations): Adjust.
23756 (movement_possibility): Likewise.
23757 (determine_max_movement): Likewise.
23758 (gather_mem_refs_stmt): Likewise.
23759 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23760 or NAME_MEMORY_TAG.
23761 * tree-complex.c (update_all_vops): Remove.
23762 (expand_complex_move): Adjust.
23763 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23764 Simplify test for memory referencing statement. Exclude
23765 non-invariant ADDR_EXPRs.
23766 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23767 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23768 (rdg_flag_uses): Likewise.
23769 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23771 (tree_optimize_tail_calls_1): Also split the
23772 edge from the entry block if we have degenerate PHI nodes in
23773 the first basic block.
23774 * tree.c (init_ttree): Remove memory-tag related code.
23775 (tree_code_size): Likewise.
23776 (tree_node_structure): Likewise.
23777 (build7_stat): Re-write to be build6_stat.
23778 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23779 (SSA_VAR_P): Adjust.
23780 (struct tree_memory_tag): Remove.
23781 (struct tree_memory_partition_tag): Likewise.
23782 (union tree_node): Adjust.
23783 (build7): Re-write to be build6.
23784 * tree-pass.h (pass_reset_cc_flags): Remove.
23785 (TODO_update_address_taken): New flag.
23786 (pass_simple_dse): Remove.
23787 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23788 * params.h (MAX_ALIASED_VOPS): Remove.
23789 (AVG_ALIASED_VOPS): Likewise.
23790 * omp-low.c (expand_omp_taskreg): Update SSA form.
23791 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23792 aliases the lhs in a copy stmt.
23793 * tree-ssa-dse.c (struct address_walk_data): Remove.
23794 (memory_ssa_name_same): Likewise.
23795 (memory_address_same): Likewise.
23796 (get_kill_of_stmt_lhs): Likewise.
23797 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23798 unused stores. Look through PHI nodes into post-dominated regions.
23799 (dse_optimize_stmt): Simplify. Properly remove stores.
23800 (tree_ssa_dse): Compute dominators.
23801 (execute_simple_dse): Remove.
23802 (pass_simple_dse): Likewise.
23803 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23804 gimple_loaded_syms and gimple_stored_syms computation.
23805 * toplev.c (dump_memory_report): Dump alias and pta stats.
23806 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23807 (vn_reference_eq): Likewise.
23808 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23809 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23810 valueize_vuses): Remove.
23811 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23812 (get_def_ref_stmt_vuse): ... this.
23813 (vn_reference_lookup_2): New function.
23814 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23815 walking equivalent vuses. Simplify.
23816 (vn_reference_lookup): Likewise.
23817 (vn_reference_insert): Likewise.
23818 (vn_reference_insert_pieces): Likewise.
23819 (visit_reference_op_call): Simplify.
23820 (visit_reference_op_load): Likewise.
23821 (visit_reference_op_store): Likewise.
23822 (init_scc_vn): Remove shared_lookup_vuses initialization.
23823 (free_scc_vn): Remove shared_lookup_vuses freeing.
23824 (sort_vuses, sort_vuses_heap): Remove.
23825 (get_ref_from_reference_ops): Export.
23826 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23827 vector with single vuse pointer.
23828 (vn_reference_lookup_pieces, vn_reference_lookup,
23829 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23830 (shared_vuses_from_stmt): Remove.
23831 (get_ref_from_reference_ops): Declare.
23832 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23833 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23834 memory-tag related code.
23835 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23836 (likely_value): Add comment, skip static-chain of call statements.
23837 (surely_varying_stmt_p): Adjust.
23838 (gimplify_and_update_call_from_tree): Likewise.
23839 (execute_fold_all_builtins): Do not rebuild alias info.
23840 (gimplify_and_update_call_from_tree): Properly update VOPs.
23841 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23842 (copy_ref_info): Remove memory-tag related code.
23843 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23844 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23845 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23847 * tree-ssa-dom.c (gimple_p): Remove typedef.
23848 (eliminate_redundant_computations): Adjust.
23849 (record_equivalences_from_stmt): Likewise.
23850 (avail_expr_hash): Likewise.
23851 (avail_expr_eq): Likewise.
23852 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23853 (stmt_makes_single_load): Likewise.
23854 (stmt_makes_single_store): Likewise.
23855 * tree-ssa-alias.c: Rewrite completely.
23856 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23857 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23858 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23859 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23860 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23861 Remove public functions.
23862 (pass_reset_cc_flags): Remove.
23863 (pass_build_alias): Move ...
23864 * tree-ssa-structalias.c (pass_build_alias): ... here.
23865 * tree-ssa-alias.c (may_be_aliased): Move ...
23866 * tree-flow-inline.h (may_be_aliased): ... here.
23867 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23868 count_uses_and_derefs): Move ...
23869 * gimple.c: ... here.
23870 * gimple.h (count_uses_and_derefs): Declare.
23871 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23872 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23873 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23874 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23875 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23876 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23877 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23879 * tree-dfa.c (refs_may_alias_p): Move ...
23880 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23881 * tree-ssa-alias.h: New file.
23882 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23883 (statement_sink_location): Likewise.
23884 * opts.c (decode_options): Do not adjust max-aliased-vops or
23885 avg-aliased-vops values.
23886 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23887 (TV_CALL_CLOBBER): Likewise.
23888 (TV_FLOW_SENSITIVE): Likewise.
23889 (TV_FLOW_INSENSITIVE): Likewise.
23890 (TV_MEMORY_PARTITIONING): Likewise.
23891 (TV_ALIAS_STMT_WALK): New timevar.
23892 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23893 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23894 (get_address_description): Remove memory-tag related code.
23895 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23896 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23897 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23898 and immediate uses in statements. Document.
23899 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23900 (dump_symbols): Remove.
23901 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23902 * alias.c (get_deref_alias_set): New function split out from ...
23903 (get_alias_set): ... here.
23904 * alias.h (get_deref_alias_set): Declare.
23905 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23906 type parameter. Remove restrict pointer handling. Create a
23907 ref-all pointer in case type-based alias sets do not conflict.
23908 (vect_analyze_data_refs): Remove SMT related code.
23909 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23910 (vectorizable_load): Likewise.
23911 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23912 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23913 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23914 Ignore vops and SMTs.
23915 (dr_analyze_alias): Likewise..
23916 (free_data_ref): Likewise.
23917 (create_data_ref): Likewise.
23918 (analyze_all_data_dependences): Likewise.
23919 (get_references_in_stmt): Adjust.
23920 * tree-flow-inline.h (gimple_aliases_computed_p,
23921 gimple_addressable_vars, gimple_call_clobbered_vars,
23922 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23923 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23924 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23925 gimple_mem_ref_stats): Remove.
23926 (gimple_vop): New function.
23927 (op_iter_next_use): Remove vuses and mayuses cases.
23928 (op_iter_next_def): Remove vdefs case.
23929 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23930 (clear_and_done_ssa_iter): Do not set removed fields.
23931 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23932 Assert we are not iterating over vuses or vdefs if not also
23933 iterating over uses or defs.
23934 (op_iter_init_use): Likewise.
23935 (op_iter_init_def): Likewise.
23936 (op_iter_next_vdef): Remove.
23937 (op_iter_next_mustdef): Likewise.
23938 (op_iter_init_vdef): Likewise.
23939 (compare_ssa_operands_equal): Likewise.
23940 (link_use_stmts_after): Handle vuse operand.
23941 (is_call_used): Use is_call_clobbered.
23942 (is_call_clobbered): Global variables are always call clobbered,
23943 query the call-clobbers bitmap.
23944 (mark_call_clobbered): Ignore global variables.
23945 (clear_call_clobbered): Likewise.
23946 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23947 virtual operands sanity check.
23948 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23950 (TARGET_MEM_REF): Remove TMR_TAG operand.
23951 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23952 Remove call-clobber related code.
23953 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23954 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23955 partitions or escape reason.
23956 (get_single_def_stmt, get_single_def_stmt_from_phi,
23957 get_single_def_stmt_with_phi): Remove.
23958 (dump_referenced_vars): Tidy.
23959 (get_ref_base_and_extent): Allow bare decls.
23960 (collect_dfa_stats): Adjust.
23961 * graphite.c (rename_variables_in_stmt): Adjust.
23962 (graphite_copy_stmts_from_block): Likewise.
23963 (translate_clast): Likewise.
23964 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23966 (translate_vuse_through_block): Use the oracle.
23967 (phi_translate_1): Adjust.
23968 (value_dies_in_block_x): Use the oracle. Cache the outcome
23970 (valid_in_sets): Check if the VUSE for
23971 a REFERENCE is available.
23972 (eliminate): Do not remove stmts during elimination,
23973 instead queue and remove them afterwards.
23974 (do_pre): Do not rebuild alias info.
23975 (pass_pre): Run TODO_rebuild_alias before PRE.
23976 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23977 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23978 (mark_all_v_defs_stmt): Remove.
23979 (mark_all_v_defs_seq): Adjust.
23980 (sra_replace): Likewise.
23981 (scalarize_use): Likewise.
23982 (scalarize_copy): Likewise.
23983 (scalarize_init): Likewise.
23984 (scalarize_ldst): Likewise.
23985 (todoflags): Remove.
23986 (tree_sra): Do not rebuild alias info.
23987 (tree_sra_early): Adjust.
23988 (pass_sra): Run TODO_update_address_taken before SRA.
23989 * tree-predcom.c (set_alias_info): Remove.
23990 (prepare_initializers_chain): Do not call it.
23991 (mark_virtual_ops_for_renaming): Adjust.
23992 (mark_virtual_ops_for_renaming_list): Remove.
23993 (initialize_root_vars): Adjust.
23994 (initialize_root_vars_lm): Likewise.
23995 (prepare_initializers_chain): Likewise.
23996 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23997 (may_propagate_copy_into_stmt): Likewise.
23998 (merge_alias_info): Do nothing for now.
23999 (propagate_tree_value_into_stmt): Adjust.
24000 (stmt_may_generate_copy): Likewise.
24001 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
24002 not mark symbols for renaming.
24003 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
24004 with the same statement, make sure to update the new pointed-to one.
24005 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
24006 call statements, do not mark symbols for renaming.
24007 (mark_operand_necessary): Dump something.
24008 (ref_may_be_aliased): New function.
24009 (mark_aliased_reaching_defs_necessary_1): New helper function.
24010 (mark_aliased_reaching_defs_necessary): Likewise.
24011 (mark_all_reaching_defs_necessary_1): Likewise.
24012 (mark_all_reaching_defs_necessary): Likewise.
24013 (propagate_necessity): Do not process virtual PHIs. For
24014 non-aliased loads mark all reaching definitions as necessary.
24015 For aliased loads and stores mark the immediate dominating
24016 aliased clobbers as necessary.
24017 (visited): New global static.
24018 (perform_tree_ssa_dce): Free visited bitmap after propagating
24020 (remove_dead_phis): Perform simple dead virtual PHI removal.
24021 (remove_dead_stmt): Properly unlink virtual operands when
24023 (eliminate_unnecessary_stmts): Schedule PHI removal after
24025 * tree-ssa-ter.c (is_replaceable_p): Adjust.
24026 (process_replaceable): Likewise.
24027 (find_replaceable_in_bb): Likewise.
24028 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
24029 based on the single gimple vop.
24030 (verify_flow_insensitive_alias_info): Remove.
24031 (verify_flow_sensitive_alias_info): Likewise.
24032 (verify_call_clobbering): Likewise.
24033 (verify_memory_partitions): Likewise.
24034 (verify_alias_info): Likewise.
24035 (verify_ssa): Adjust..
24036 (execute_update_addresses_taken): Export. Update SSA
24037 manually. Optimize only when optimizing. Use a local bitmap.
24038 (pass_update_address_taken): Remove TODO_update_ssa, add
24040 (pass_update_address_taken): Just use TODO_update_address_taken.
24041 (init_tree_ssa): Do not initialize addressable_vars.
24042 (verify_ssa): Verify new VUSE / VDEF properties.
24043 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
24044 Do not call verify_alias_info.
24045 (delete_tree_ssa): Clear the VUSE, VDEF operands.
24046 Do not free the loaded and stored syms bitmaps. Reset the escaped
24047 and callused solutions. Do not free addressable_vars.
24048 Remove memory-tag related code.
24049 (warn_uninitialized_var): Aliases are always available.
24050 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
24051 * lambda-code.c (can_put_in_inner_loop): Adjust.
24052 (can_put_after_inner_loop): Likewise.
24053 (perfect_nestify): Likewise.
24054 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
24055 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
24056 (vectorizable_conversion): Do not mark symbols for renaming.
24057 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
24058 (expand_call_inline): Unlink the calls virtual operands before
24060 (tree_function_versioning): Do not call update_ssa if we are not
24061 updating clones. Simplify.
24062 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
24063 (propagate_with_phi): Likewise..
24064 * tree-outof-ssa.c (create_temp): Remove memory tag and call
24065 clobber code. Assert we are not aliased or global.
24066 * tree-flow.h: Include tree-ssa-alias.h
24067 (enum escape_type): Remove.
24068 (struct mem_sym_stats_d): Likewise.
24069 (struct mem_ref_stats_d): Likewise.
24070 (struct gimple_df): Add vop member. Remove global_var,
24071 call_clobbered_vars, call_used_vars, addressable_vars,
24072 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
24073 escaped and callused members.
24074 (struct ptr_info_def): Remove all members, add points-to solution
24076 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
24077 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
24078 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
24079 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
24080 (tree-ssa-alias.o): Likewise.
24081 (toplev.o): Add tree-ssa-alias.h
24082 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
24083 * gimple.c (gimple_set_bb): Fix off-by-one error.
24084 (is_gimple_reg): Do not handle memory tags.
24085 (gimple_copy): Also copy virtual operands.
24086 Delay updating the statement. Do not reset loaded and stored syms.
24087 (gimple_set_stored_syms): Remove.
24088 (gimple_set_loaded_syms): Likewise.
24089 (gimple_call_copy_skip_args): Copy the virtual operands
24090 and mark the new statement modified.
24091 * tree-ssa-structalias.c (may_alias_p): Remove.
24092 (set_uids_in_ptset): Take the alias set to prune with as
24093 parameter. Fold in the alias test of may_alias_p.
24094 (compute_points_to_sets): Compute whether a ptr is dereferenced
24095 in a local sbitmap.
24096 (process_constraint): Deal with &ANYTHING on the lhs, reject all
24097 other ADDRESSOF constraints on the lhs.
24098 (get_constraint_for_component_ref): Assert that we don't get
24099 ADDRESSOF constraints from the base of the reference.
24100 Properly generate UNKNOWN_OFFSET for DEREF if needed.
24101 (struct variable_info): Remove collapsed_to member.
24102 (get_varinfo_fc): Remove.
24103 (new_var_info): Do not set collapsed_to.
24104 (dump_constraint): Do not follow cycles.
24105 (dump_constraint_graph): Likewise.
24106 (build_pred_graph): Likewise.
24107 (build_succ_graph): Likewise.
24108 (rewrite_constraints): Likewise.
24109 (do_simple_structure_copy): Remove.
24110 (do_rhs_deref_structure_copy): Remove.
24111 (do_lhs_deref_structure_copy): Remove.
24112 (collapse_rest_of_var): Remove.
24113 (do_structure_copy): Re-implement.
24114 (pta_stats): New global variable.
24115 (dump_pta_stats): New function.
24116 (struct constraint_expr): Make offset signed.
24117 (UNKNOWN_OFFSET): Define special value.
24118 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
24119 (solution_set_expand): New helper function split out from ...
24120 (do_sd_constraint): ... here.
24121 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
24122 (do_ds_constraint): Likewise.
24123 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
24124 and CALLUSED = *CALLUSED.
24125 (set_union_with_increment): Make inc argument signed.
24126 (type_safe): Remove.
24127 (get_constraint_for_ptr_offset): Handle unknown and negative
24129 (first_vi_for_offset): Handle offsets before start. Bail
24130 out early for offsets beyond the variable extent.
24131 (first_or_preceding_vi_for_offset): New function.
24132 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
24133 Together with ESCAPED = *ESCAPED this properly computes reachability.
24134 (find_what_var_points_to): New function.
24135 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
24136 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
24137 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
24138 pt_solutions_intersect): New functions.
24139 (compute_call_used_vars): Remove.
24140 (compute_may_aliases): New main entry into PTA computation.
24141 * gimple.h (gimple_p): New typedef.
24142 (struct gimple_statement_base): Remove references_memory_p.
24143 (struct gimple_statement_with_memory_ops_base): Remove
24144 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
24146 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
24147 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
24148 gimple_set_references_memory): Remove.
24149 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
24150 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
24152 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
24153 (verify_expr): Allow RESULT_DECL.
24154 (gimple_duplicate_bb): Do not copy virtual operands.
24155 (gimple_duplicate_sese_region): Adjust.
24156 (gimple_duplicate_sese_tail): Likewise.
24157 (mark_virtual_ops_in_region): Remove.
24158 (move_sese_region_to_fn): Do not call it.
24159 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
24160 and pass_simple_dse.
24161 (execute_function_todo): Handle TODO_update_address_taken,
24162 call execute_update_addresses_taken for TODO_rebuild_alias.
24163 (execute_todo): Adjust.
24164 (execute_one_pass): Init dump files early.
24165 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
24167 (create_general_new_stmt): Clear vops.
24168 * tree-ssa-reassoc.c (get_rank): Adjust.
24169 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
24170 symbols for renaming.
24171 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
24172 (PARAM_AVG_ALIASED_VOPS): Likewise.
24173 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
24174 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
24175 * tree-ssa-operands.c: Simplify for new virtual operand representation.
24176 (operand_build_cmp, copy_virtual_operands,
24177 create_ssa_artificial_load_stmt, add_to_addressable_set,
24178 gimple_add_to_addresses_taken): Remove public functions.
24179 (unlink_stmt_vdef): New function.
24181 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24183 * config.gcc (powerpc-*-linux*): Merge variants.
24185 2009-04-02 Chao-ying Fu <fu@mips.com>
24186 James Grosbach <james.grosbach@microchip.com>
24188 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
24189 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
24191 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
24192 keep_interrupts_masked_p, use_debug_exception_return_p.
24193 (mips_attribute_table): Add interrupt, use_shadow_register_set,
24194 keep_interrupts_masked, use_debug_exception_return.
24195 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
24196 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
24198 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
24199 (mips_print_operand): Process COP0 registers to print $0 .. $31
24200 correctly for GAS to process.
24201 (mips_interrupt_extra_call_saved_reg_p): New function.
24202 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
24204 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
24205 (mips_compute_frame_info): Add supports for interrupt context that
24206 includes doubleword accumulators and COP0 registers.
24207 (mips_for_each_saved_acc): New function.
24208 (mips_for_each_saved_gpr_and_fpr): Change the function name from
24209 mips_for_each_saved_reg.
24210 (mips_save_reg): Save accumulators.
24211 (mips_kernel_reg_p): A new for_each_rtx callback.
24212 (mips_expand_prologue): Support interrupt handlers.
24213 (mips_restore_reg): Restore accumulators.
24214 (mips_expand_epilogue): Support interrupt handlers.
24215 (mips_can_use_return_insn): Return false for interrupt handlers.
24216 (mips_epilogue_uses): New function.
24217 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
24218 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
24219 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
24220 cop0_move): New instructions.
24221 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
24222 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
24224 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
24226 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
24227 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
24228 interrupt handlers, we use K0 as the temporary register.
24229 (EPILOGUE_USES): Change to a function call.
24230 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
24231 handlers, we use K0 as the temporary register.
24233 * doc/extend.texi (Function Attributes): Document interrupt,
24234 use_shadow_register_set, keep_interrupts_masked,
24235 use_debug_exception_return for MIPS attributes.
24237 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24239 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
24240 Remove a number of t-files from tmake_file.
24241 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
24242 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
24243 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
24244 target_prototype, not TARGET_PROTOTYPE.
24245 (LINK_OS_GNU_SPEC): Define.
24246 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
24247 and darwin-ldoubdle.c.
24249 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24252 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
24253 (cpp_options): Ditto.
24254 (default_compilers): Ditto.
24255 (display_help): Ditto.
24256 (process_command): Ditto.
24257 (do_spec_1): Ditto.
24258 (set_input): Use lbasename instead of duplicate code.
24259 (save_temps_prefix): New static for -save-temps=obj.
24260 (save_temps_length): Ditto.
24262 * doc/invoke.texi (-save-temps=obj): Document new variant to
24263 -save-temps switch.
24265 2009-04-02 Jeff Law <law@redhat.com>
24267 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
24270 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24272 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
24273 * configure: Regenerated.
24275 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24277 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
24278 share the argument list.
24280 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24284 2009-02-12 Diego Novillo <dnovillo@google.com>
24286 * varpool.c (debug_varpool): New.
24287 * cgraph.h (debug_varpool): Declare.
24289 2009-04-02 Jan Hubicka <jh@suse.cz>
24291 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
24294 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24296 * config/i386/i386.c (ix86_abi): Move initialization to ...
24297 (override_options): Here.
24299 2009-04-02 Christian Bruel <christian.bruel@st.com>
24301 * config/sh/sh.c (sh_dwarf_register_span): New function.
24302 (TARGET_DWARF_REGISTER_SPAN): Define.
24303 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24305 2009-04-02 Ira Rosen <irar@il.ibm.com>
24307 PR tree-optimization/39595
24308 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24309 interleaved loads group is not greater than the SLP group size.
24311 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24313 * builtins.c (is_builtin_name): New.
24314 (called_as_built_in): Use is_builtin_name.
24315 * tree.h (is_builtin_name): New.
24316 * varasm.c (incorporeal_function_p): Use is_builtin_name
24318 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24320 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24322 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24325 * c-decl.c (clone_underlying_type): Move this ...
24326 * c-common.c (set_underlying_type): ... here.
24327 Also, make sure the function properly sets TYPE_STUB_DECL() on
24328 the newly created typedef variant type.
24329 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24330 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24333 2009-04-02 Richard Guenther <rguenther@suse.de>
24335 PR tree-optimization/37221
24336 * tree-flow.h (degenerate_phi_result): Declare.
24337 * tree-ssa-dom.c (degenerate_phi_result): Export.
24338 * tree-scalar-evolution.c (analyze_initial_condition): If
24339 the initial condition is defined by a degenerate PHI node
24340 use the degenerate value.
24342 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24344 PR rtl-optimization/39588
24345 * combine.c (merge_outer_ops): Do not set the constant when this
24347 (simplify_shift_const_1): Do not modify it either in this case.
24349 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24351 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24352 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24354 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24357 * c-lex.c (interpret_float): Default (no suffix) is double.
24359 2009-04-1 Xinliang David Li <davidxl@google.com>
24361 * config/i386/i386.c (legitimate_constant_p): Recognize
24362 all one vector constant.
24364 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24366 * config/vax/vax.c: Add #includes to silence warnings.
24367 Change #include order to silence two warnings.
24369 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24371 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24372 (ASM_SPEC): Pass -k to the assembler for PIC code.
24374 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24376 * config.gcc: Add vax-*-linux* to the switch.
24377 * config/vax/linux.h: New file. (TARGET_VERSION,
24378 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24380 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24382 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24383 Use predicate macros instead of GET_CODE() == foo.
24384 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24385 ashlsi3, rotrsi3, <unnamed>): Likewise.
24387 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24389 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24390 jbbccihi, jbbccisi): Remova trailing whitespace.
24391 * config/vax/constraints.md: Likewise.
24392 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24393 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24394 * config/vax/predicates.md: Likewise.
24395 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24396 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24397 * config/vax/vax.h: Likewise.
24398 * config/vax/vax.md (nonlocal_goto): Likewise.
24400 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24402 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24403 (indirectable_address_p, adjacent_operands_p): Add spaces around
24405 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24407 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24409 * config/vax/vax.c (legitimate_constant_address_p,
24410 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24411 index_term_p, reg_plus_index_p, legitimate_address_p,
24412 vax_mode_dependent_address_p): Update comments to match functions
24413 modified by the recent int->bool conversion.
24415 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24417 * config/vax/builtins.md: Update copyright message.
24418 * config/vax/constraints.md: Likewise.
24419 * config/vax/netbsd-elf.h: Likewise.
24420 * config/vax/predicates.md: Likewise.
24421 * config/vax/vax-protos.h: Likewise.
24422 * config/vax/vax.c: Likewise.
24423 * config/vax/vax.h: Likewise.
24424 * config/vax/vax.md: Likewise.
24425 * config/vax/vax.opt: Likewise.
24427 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24429 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24430 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24431 * config/vax/constraints.md (B, R): Likewise.
24432 * config/vax/predicates.md (external_memory_operand,
24433 nonimmediate_addsub_di_operand): Likewise.
24434 * config/vax/vax.c (vax_output_int_add): Likewise.
24435 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24436 untyped_call): Likewise.
24438 2009-04-01 Matt Thomas <matt@3am-software.com>
24440 * config/vax/predicates.md: New file.
24441 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24442 external_const_operand, nonsymbolic_operand, external_memory_operand,
24443 indirect_memory_operand, indexed_memory_operand,
24444 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24445 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24447 * config/vax/constraints.md: New file.
24448 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24450 * config/vax/builtins.md: New file.
24451 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24452 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24454 * config/vax/vax.opt (mqmath): Add option.
24455 * config/vax/vax.md (isfx): Extend with DI.
24456 (VAXintQH, VAXintQHSD): Define.
24457 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24458 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24459 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24460 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24461 (movdi): Update constraints and use vax_output_int_move().
24462 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24463 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24464 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24465 nonlocal_goto): New.
24466 (mov<mode>): Extend accepted operand types.
24467 (subdi3_old): Rename from subdi3, change update constraints and use
24468 a new implementation.
24469 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24470 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24471 MOVE_RATIO, CLEAR_RATIO): Define.
24472 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24473 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24474 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24475 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24476 (split_quadword_operands): Make static and really allow variable
24478 (print_operand_address): Update for PIC generation.
24479 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24480 indexable_address_p, fixup_mathdi_operand,
24481 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24482 (vax_float_literal, legitimate_constant_p,
24483 indirectable_constant_address_p, index_term_p,
24484 reg_plus_index_p): Return bool instead of int.
24485 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24487 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24489 (vax_output_conditional_branch): Indent.
24490 (legitimate_constant_address_p, indirectable_constant_address_p,
24491 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24492 vax_mode_dependent_address_p): Return bool instead of int, update for
24494 * config/vax/vax-protos.h (legitimate_constant_address_p,
24495 legitimate_constant_p, legitimate_address_p,
24496 vax_mode_dependent_address_p): Change declaration to bool.
24497 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24498 vax_expand_addsub_di_operands, vax_output_int_subtract,
24499 vax_output_movmemsi): Declare.
24500 (split_quadword_operands, vax_float_literal): Delete declaration.
24501 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24502 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24503 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24504 ASM_OUTPUT_DWARF_PCREL): Define.
24505 (ASM_SPEC): Change definition to allow PIC generation.
24507 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24509 * doc/sourcebuild.texi: Update front-end requirements.
24511 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24514 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24515 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24516 (booldi3_internal3): Use boolean_or_operator instead of
24519 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24522 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24523 declarator whose size is not an integer constant expression but
24524 folds to an integer constant, then treat it as a constant
24527 2009-04-01 Richard Guenther <rguenther@suse.de>
24529 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24530 i * 4 + 2 to (i * 2 + 1) * 2.
24532 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24535 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24536 return if c_parser_asm_string_literal returned NULL.
24538 2009-04-01 Nick Clifton <nickc@redhat.com>
24540 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24542 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24543 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24544 other typedefs to avoid conflicts with libgcc2.c. Define labels
24545 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24547 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24548 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24551 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24553 * varasm.c (default_function_rodata_section): Declare DOT as
24556 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24557 Andrey Galkin <agalkin@hypercom.com>
24560 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24561 Make object_name unique for each process.
24563 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24566 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24567 addressable variables in the parallel that could go out of scope while
24568 running queued tasks.
24570 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24572 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24573 (CASE_VALUES_THRESHOLD): Redefine.
24574 * config/avr/avr.c (avr_override_options): Remove initialization of
24575 avr_case_values_threshold variable.
24576 (avr_case_values_threshold): Remove variable. Add new function.
24577 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24578 * config/avr/avr.opt (mno-tablejump): Remove option.
24579 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24581 2009-04-01 DJ Delorie <dj@redhat.com>
24583 * varasm.c (default_function_rodata_section): Don't assume
24584 anything about where the first '.' in the section name is.
24586 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24588 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24589 rs6000_emit_stack_tie.
24591 2009-03-31 Ian Lance Taylor <iant@google.com>
24593 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24594 gimple_code with GIMPLE_RESX, not RESX.
24596 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24598 * c-common.c (c_get_ident): New.
24599 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24601 2009-04-01 Ben Elliston <bje@au.ibm.com>
24603 * config/rs6000/sysv4.opt (msdata): Improve option description.
24605 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24607 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24608 (divdf3_internal_lat): Remove.
24609 (divxf3_internal_lat): Remove.
24610 (divxf3_internal_thr): Remove.
24611 (divxf): Use divxf3_internal.
24612 * config/ia64/div.md (divsf3_internal_lat): New.
24613 (divdf3_internal_lat): New.
24614 (divxf3_internal): New.
24616 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24619 * Makefile.in (USE_GCC_STDINT): Define.
24620 (stmp-int-hdrs): Install stdint.h if applicable.
24621 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24623 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24624 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24625 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24626 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24627 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24628 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24629 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24630 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24631 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24632 (c_common_nodes_and_builtins): Initialize
24633 underlying_wchar_type_node. Do not initialize
24634 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24635 nodes for new types.
24636 (c_stddef_cpp_builtins): Define macros for new types.
24637 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24639 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24640 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24641 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24642 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24643 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24644 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24645 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24646 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24647 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24648 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24649 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24650 int16_type_node, int32_type_node, int64_type_node,
24651 uint8_type_node, uint16_type_node, c_uint32_type_node,
24652 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24653 int_least32_type_node, int_least64_type_node,
24654 uint_least8_type_node, uint_least16_type_node,
24655 uint_least32_type_node, uint_least64_type_node,
24656 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24657 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24658 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24659 uintptr_type_node): Define.
24660 * c-cppbuiltin.c (builtin_define_constants,
24661 builtin_define_type_minmax): New.
24662 (builtin_define_stdint_macros): Define more macros.
24663 (c_cpp_builtins): Define more limit macros.
24664 (type_suffix): New.
24665 (builtin_define_type_max): Define in terms of
24666 builtin_define_type_minmax. Remove is_long parameter. All
24668 * config.gcc (use_gcc_stdint): Define.
24669 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24670 Add newlib-stdint.h for generic targets.
24671 * config/glibc-stdint.h, config/newlib-stdint.h,
24672 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24673 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24674 * config/score/score.h (UINTPTR_TYPE): Define.
24675 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24676 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24677 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24678 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24679 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24680 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24681 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24682 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24683 * config/spu/spu.h (STDINT_LONG32): Define.
24684 * configure.ac (use_gcc_stdint): Substitute.
24685 * configure: Regenerate.
24686 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24687 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24688 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24689 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24690 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24691 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24692 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24693 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24694 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24695 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24696 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24697 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24698 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24699 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24700 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24701 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24702 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24703 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24704 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24705 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24706 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24707 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24708 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24709 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24710 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24711 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24712 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24713 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24714 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24716 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24718 * loop-iv.c (suitable_set_for_replacement): Renamed from
24719 simplify_using_assignment; changed to return bool and to accept new
24720 args DEST and SRC. Return true iff we find a source/destination pair
24721 that can be used to make a replacement, and fill SRC and DEST if so.
24722 Remove arg ALTERED. Don't deal with altered regs here. All callers
24724 (simplify_using_initial_values): Deal with altered regs here and track
24725 more precisely the effect they have on the validity of our expression.
24727 * loop-iv.c (simplify_using_condition): A condition of the form
24728 (EQ REG CONST) can be used to simply make a substitution.
24729 (simplify_using_initial_values): Keep track of conditions we have seen
24730 and keep using them to simplify new expressions, while applying the
24731 same substitutions to them as to the expression.
24733 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24734 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24737 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24738 changed. Use this when trying to improve the upper bound.
24739 Generate the comparison by using simplify_gen_relational.
24741 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24743 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24745 (simplify_using_assignment, simplify_using_initial_values): Call
24746 replace_in_expr to make replacements. Call replace_single_def_regs
24747 once on the initial version of the expression.
24749 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24752 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24754 2009-03-31 Richard Guenther <rguenther@suse.de>
24756 PR middle-end/31029
24757 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24758 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24760 2009-03-31 Richard Guenther <rguenther@suse.de>
24762 * tree.h (div_if_zero_remainder): Declare.
24763 * fold-const.c (div_if_zero_remainder): Export.
24764 * tree-ssa-forwprop.c
24765 (forward_propagate_addr_into_variable_array_index): Handle
24766 constant array index addition outside of the variable index.
24768 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24771 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24772 define_splits, floatunssi<mode>2): Require x87 conversions from
24773 DImode to be permitted.
24775 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24777 PR preprocessor/15638
24778 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24780 2009-03-31 Richard Guenther <rguenther@suse.de>
24782 PR middle-end/23401
24783 PR middle-end/27810
24784 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24785 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24786 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24787 a separate statement.
24788 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24789 (lookup_tmp_var): Likewise.
24790 (is_gimple_formal_tmp_or_call_rhs): Remove.
24791 (is_gimple_reg_or_call_rhs): Rename to ...
24792 (is_gimple_reg_rhs_or_call): ... this.
24793 (is_gimple_mem_or_call_rhs): Rename to ...
24794 (is_gimple_mem_rhs_or_call): ... this.
24795 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24796 DECL_GIMPLE_REG_P only if is_formal is true.
24797 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24798 for non-proper post-modify expression gimplification.
24799 (gimplify_self_mod_expr): For post-modify expressions gimplify
24800 the lvalue to a minimal lvalue.
24801 (rhs_predicate_for): Remove formal temp case.
24802 (gimplify_modify_expr_rhs): Likewise.
24803 (gimplify_addr_expr): Use is_gimple_reg.
24804 (gimplify_expr): Remove formal temp cases.
24805 (gimple_regimplify_operands): Likewise.
24806 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24807 and FILTER_EXPR like constants.
24808 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24810 (is_gimple_formal_tmp_rhs): Remove.
24811 (is_gimple_reg_rhs): Remove special casing.
24812 (is_gimple_mem_rhs): Fix.
24813 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24814 (is_gimple_formal_tmp_var): Remove.
24815 (is_gimple_formal_tmp_reg): Likewise.
24816 (is_gimple_min_lval): Allow invariant component ref parts.
24817 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24818 is_gimple_formal_tmp_reg): Remove declarations.
24819 * tree-cfg.c (verify_expr): Verify that variables with address
24820 taken do not have DECL_GIMPLE_REG_P set.
24821 * tree-mudflap.c (mf_build_check_statement_for): Use
24822 force_gimple_operand instead of gimplify_expr.
24824 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24826 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24827 schedulable rows to compute_split_row.
24829 2009-03-31 Ben Elliston <bje@au.ibm.com>
24832 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24835 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24837 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24838 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24839 * configure: Regenerate.
24840 * config.in: Regenerate.
24841 * config/rs6000/rs6000.opt (mtls-markers): Add.
24842 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24843 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24844 (tls_ld_aix, tls_ld_sysv): Likewise.
24845 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24846 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24848 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24850 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24852 2009-03-30 Jan Hubicka <jh@suse.cz>
24854 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24856 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24857 detection and label handling.
24859 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24861 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24862 left_conflicts_size.
24863 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24864 ALLOCNO_LEFT_CONFLICTS_SIZE.
24866 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24867 remove_allocno_from_bucket_and_push,
24868 allocno_spill_priority_compare, push_allocnos_to_stack,
24869 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24870 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24871 (setup_allocno_left_conflicts_num): Ditto. Rename to
24872 setup_allocno_left_conflicts_size.
24873 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24874 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24875 setup_allocno_left_conflicts_size instead of
24876 setup_allocno_left_conflicts_num.
24878 * ira-build.c (ira_create_allocno): Use
24879 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24880 ALLOCNO_LEFT_CONFLICTS_NUM.
24882 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24884 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24885 instead of DF_LR_OUT.
24887 * ira-lives.c (process_bb_node_lives): Ditto.
24889 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24890 instead of DF_LR_{OUT,IN}.
24892 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24894 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24896 2009-03-30 Jan Hubicka <jh@suse.cz>
24898 * except.c (label_to_region_map): Fix thinko.
24900 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24902 PR middle-end/38237
24903 * tree.h (tree_find_value): New declaration.
24904 * tree.c (tree_find_value): New function.
24905 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24907 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24910 * c-decl.c (struct c_binding): Add locus field.
24911 (bind): Add locus argument, set locus field from it.
24912 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24913 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24914 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24915 implicitly_declare, undeclared_variable, lookup_label,
24916 declare_label, c_make_fname_decl, c_builtin_function,
24917 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24920 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24923 * config/i386/i386.c (classify_argument): Check total size of
24926 2009-03-30 Martin Jambor <mjambor@suse.cz>
24928 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24929 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24930 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24933 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24934 seen_variable_array_ref while also traversing a union.
24936 * tree-inline.c (optimize_inline_calls): Do not call
24937 cgraph_node_remove_callees.
24938 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24939 (pass_remove_cgraph_callee_edges): New variable.
24940 * passes.c (init_optimization_passes): Add
24941 pass_remove_cgraph_callee_edges after early inlining and before all
24942 late intraprocedural passes.
24944 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24946 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24948 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24949 Fix typos in names.
24951 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24953 * combine.c (simplify_comparison): Use have_insn_for.
24954 * dojump.c (do_jump): Likewise.
24956 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24958 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24959 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24960 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24961 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24962 instead of sparc_compare_emitted.
24963 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24964 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24965 instead of sparc_compare_emitted.
24967 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24969 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24970 enter/exit cfglayout mode.
24971 (pass_partition_block): Require it.
24972 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24973 (combine_instructions): Track basic blocks instead of labels.
24974 (update_cfg_for_uncondjump): New.
24975 (try_combine): Use it. Update jumps after rescanning.
24976 (pass_combine): Require PROP_cfglayout.
24977 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24979 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24981 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24982 Provide/destroy PROP_cfglayout respectively.
24983 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24984 * tree-pass.h (PROP_cfglayout): New.
24986 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24988 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24989 fold_convert_const_fixed_from_fixed,
24990 fold_convert_const_fixed_from_int,
24991 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24992 set TREE_CONSTANT_OVERFLOW.
24993 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24994 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24996 2009-03-30 Ira Rosen <irar@il.ibm.com>
24998 * tree-vect-loop-manip.c: New file.
24999 * tree-vectorizer.c: Update documentation and included files.
25000 (vect_loop_location): Make extern.
25001 (rename_use_op): Move to tree-vect-loop-manip.c
25002 (rename_variables_in_bb, rename_variables_in_loop,
25003 slpeel_update_phis_for_duplicate_loop,
25004 slpeel_update_phi_nodes_for_guard1,
25005 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
25006 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
25007 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
25008 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
25009 find_loop_location): Likewise.
25010 (new_stmt_vec_info): Move to tree-vect-stmts.c.
25011 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
25012 get_vectype_for_scalar_type, vect_is_simple_use,
25013 supportable_widening_operation, supportable_narrowing_operation):
25015 (bb_in_loop_p): Move to tree-vect-loop.c.
25016 (new_loop_vec_info, destroy_loop_vec_info,
25017 reduction_code_for_scalar_code, report_vect_op,
25018 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
25019 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
25020 (vect_supportable_dr_alignment): Likewise.
25021 * tree-vectorizer.h (tree-data-ref.h): Include.
25022 (vect_loop_location): Declare.
25023 Reorganize function declarations according to the new file structure.
25024 * tree-vect-loop.c: New file.
25025 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
25026 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
25027 * tree-vect-data-refs.c: New file.
25028 * tree-vect-patterns.c (timevar.h): Don't include.
25029 * tree-vect-stmts.c: New file.
25030 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
25031 tree-vect-slp.c, tree-vect-loop.c.
25032 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
25033 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
25034 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
25035 (tree-vect-analyze.o): Remove.
25036 (tree-vect-transform.o): Likewise.
25037 (tree-vect-data-refs.o): Add rule.
25038 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
25039 tree-vect-slp.o): Likewise.
25040 (tree-vect-patterns.o): Remove redundant dependencies.
25041 (tree-vectorizer.o): Likewise.
25042 * tree-vect-slp.c: New file.
25044 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25046 * optc-gen.awk: Warn if an option flag has multiple different
25049 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
25051 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
25052 -floop-block): Document dependences on PPL, CLooG and Graphite.
25054 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25056 PR rtl-optimization/323
25057 * c-common.c (c_fully_fold, convert_and_check,
25058 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
25059 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
25060 * c-common.def (EXCESS_PRECISION_EXPR): New.
25061 * c-cppbuiltin.c (builtin_define_float_constants): Define
25062 constants with enough digits for long double.
25063 * c-lex.c (interpret_float): Interpret constant with excess
25064 precision where appropriate.
25065 * c-opts.c (c_common_post_options): Set
25066 flag_excess_precision_cmdline. Give an error for
25067 -fexcess-precision=standard for C++ for processors where the
25068 option is significant.
25069 * c-parser.c (c_parser_conditional_expression): Handle excess
25070 precision in condition.
25071 * c-typeck.c (convert_arguments): Handle arguments with excess
25073 (build_unary_op): Move excess precision outside operation.
25074 (build_conditional_expr): Likewise.
25075 (build_compound_expr): Likewise.
25076 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
25077 (build_modify_expr): Handle excess precision in RHS.
25078 (convert_for_assignment): Handle excess precision in converted
25080 (digest_init, output_init_element, process_init_element): Handle
25081 excess precision in initializer.
25082 (c_finish_return): Handle excess precision in return value.
25083 (build_binary_op): Handle excess precision in operands and add
25084 excess precision as needed for operation.
25085 * common.opt (-fexcess-precision=): New option.
25086 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
25087 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
25088 For standard excess precision, output explicit conversion to and
25089 truncation from XFmode.
25090 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
25091 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
25092 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
25093 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
25094 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
25095 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
25096 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
25097 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
25098 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
25099 define_splits, sqrt<mode>2): Disable where appropriate for
25100 standard excess precision.
25101 * convert.c (convert_to_real): Do not shorten arithmetic to type
25102 for which excess precision would be used.
25103 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
25104 * doc/invoke.texi (-fexcess-precision=): Document option.
25105 (-mfpmath=): Correct index entry.
25106 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
25107 flag_excess_precision): New.
25108 * langhooks.c (lhd_post_options): Set
25109 flag_excess_precision_cmdline.
25110 * opts.c (common_handle_option): Handle -fexcess-precision=.
25111 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
25112 init_excess_precision): New.
25113 (lang_dependent_init_target): Call init_excess_precision.
25114 * tree.c (excess_precision_type): New.
25115 * tree.h (excess_precision_type): Declare.
25117 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25120 * c-typeck.c (build_component_ref): Do not copy qualifiers from
25121 non-lvalue to component.
25123 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25125 PR preprocessor/34695
25126 * Makefile.in (c-opts.o): Depend on c-tree.h.
25127 * c-common.c: Move down include of diagnostic.h.
25128 (done_lexing, c_cpp_error): New.
25129 * c-common.h (done_lexing): Declare.
25130 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
25132 * c-opts.c: Include c-tree.h.
25133 (c_common_init_options): Set preprocessor error callback.
25134 (c_common_handle_option): Do not set preprocessor
25135 inhibit_warnings, warnings_are_errors, warn_system_headers,
25136 pedantic_errors or inhibit_warnings flags.
25137 (c_common_post_options): Do not check cpp_errors (parse_in).
25138 (c_common_finish): Do not output dependencies if there were
25139 errors. Do not check return value of cpp_finish.
25140 * c-ppoutput.c (pp_file_change): Set input_location.
25141 * c-tree.h (c_cpp_error): Declare.
25142 * diagnostic.c (diagnostic_set_info_translated): Also initialize
25144 (diagnostic_build_prefix): Check override_column.
25145 * diagnostic.h (diagnostic_info): Add override_column field.
25146 (diagnostic_override_column): Define.
25148 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
25150 * c-common.c (c_expand_expr, c_staticp): Remove.
25151 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
25152 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
25153 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
25154 * c-gimplify.c (gimplify_compound_literal_expr,
25155 optimize_compound_literals_in_ctor): Remove.
25156 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
25157 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
25158 * c-semantics.c (emit_local_var): Remove.
25160 * langhooks-def.h (lhd_expand_expr): Remove.
25161 * langhooks.c (lhd_expand_expr): Remove.
25162 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
25164 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
25165 handling from c-semantics.c; don't call into langhook.
25166 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
25167 * gimplify.c (gimplify_compound_literal_expr,
25168 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
25169 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
25170 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
25171 as was done in c-gimplify.c.
25172 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
25173 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
25174 Move from c-common.h.
25175 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
25177 * tree.c (staticp): Do not call langhook.
25178 * langhooks.c (lhd_staticp): Delete.
25179 * langhooks-def.h (lhd_staticp): Delete prototype.
25180 (LANG_HOOKS_STATICP): Delete.
25181 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
25183 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
25184 instead of DECL_STMTs.
25186 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25194 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
25196 (fold_call_expr): Return a NOP_EXPR from folding rather than the
25197 contained expression.
25198 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
25199 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
25200 conditional expressions for C.
25201 (decl_constant_value_for_optimization): Move from
25202 decl_constant_value_for_broken_optimization in c-typeck.c. Check
25203 whether optimizing and that the expression is a VAR_DECL not of
25204 array type instead of doing such checks in the caller. Do not
25205 check pedantic. Call gcc_unreachable for C++.
25206 * c-common.def (C_MAYBE_CONST_EXPR): New.
25207 * c-common.h (c_fully_fold, c_save_expr,
25208 decl_constant_value_for_optimization): New prototypes.
25209 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25210 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25211 EXPR_INT_CONST_OPERANDS): Define.
25212 * c-convert.c (convert): Strip nops from expression.
25213 * c-decl.c (groktypename): Take extra parameters expr and
25214 expr_const_operands. Update call to grokdeclarator.
25215 (start_decl): Update call to grokdeclarator. Add statement for
25216 expressions used in type of decl.
25217 (grokparm): Update call to grokdeclarator.
25218 (push_parm_decl): Update call to grokdeclarator.
25219 (build_compound_literal): Add parameter non_const and build a
25220 C_MAYBE_COSNT_EXPR if applicable.
25221 (grokdeclarator): Take extra parameters expr and
25222 expr_const_operands. Track expressions used in declaration
25223 specifiers and declarators. Fold array sizes and track whether
25224 they are constant expressions and whether they are integer
25225 constant expressions.
25226 (parser_xref_tag): Set expr and expr_const_operands fields in
25228 (grokfield): Update call to grokdeclarator.
25229 (start_function): Update call to grokdeclarator.
25230 (build_null_declspecs): Set expr and expr_const_operands fields in
25232 (declspecs_add_type): Handle expressions in typeof specifiers.
25233 * c-parser.c (c_parser_declspecs): Set expr and
25234 expr_const_operands fields for declaration specifiers.
25235 (c_parser_enum_specifier): Likewise.
25236 (c_parser_struct_or_union_specifier): Likewise.
25237 (c_parser_typeof_specifier): Likewise. Update call to
25238 groktypename. Fold expression as needed. Return expressions with
25239 type instead of adding statements.
25240 (c_parser_attributes): Update calls to c_parser_expr_list.
25241 (c_parser_statement_after_labels): Fold expression before passing
25242 to objc_build_throw_stmt.
25243 (c_parser_condition): Fold expression.
25244 (c_parser_asm_operands): Fold expression.
25245 (c_parser_conditional_expression): Use c_save_expr. Update call
25246 to build_conditional_expr.
25247 (c_parser_alignof_expression): Update call to groktypename.
25248 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
25249 original_code. Fold expression argument of va_arg. Create
25250 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
25251 argument to va_arg. Update calls to groktypename. Fold array
25252 index for offsetof. Verify that first argument to
25253 __builtin_choose_expr has integer type.
25254 (c_parser_postfix_expression_after_paren_type): Update calls to
25255 groktypename and build_compound_literal. Handle expressions with
25256 side effects in type name.
25257 (c_parser_postfix_expression_after_primary): Update call to
25258 c_parser_expr_list. Set original_code for calls to
25259 __builtin_constant_p.
25260 (c_parser_expr_list): Take extra parameter fold_p. Fold
25261 expressions if requested.
25262 (c_parser_objc_type_name): Update call to groktypename.
25263 (c_parser_objc_synchronized_statement): Fold expression.
25264 (c_parser_objc_receiver): Fold expression.
25265 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
25266 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
25267 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
25268 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
25269 (struct c_typespec): Add elements expr and expr_const_operands.
25270 (struct c_declspecs): Add elements expr and expr_const_operands.
25271 (groktypename, build_conditional_expr, build_compound_literal):
25273 (in_late_binary_op): Declare.
25274 * c-typeck.c (note_integer_operands): New function.
25275 (in_late_binary_op): New variable.
25276 (decl_constant_value_for_broken_optimization): Move to c-common.c
25277 and rename to decl_constant_value_for_optimization.
25278 (default_function_array_conversion): Do not strip nops.
25279 (default_conversion): Do not call
25280 decl_constant_value_for_broken_optimization.
25281 (build_array_ref): Do not fold result.
25282 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
25283 result when operand is a VLA.
25284 (c_expr_sizeof_type): Update call to groktypename. Handle
25285 expressions included in type name. Use C_MAYBE_CONST_EXPR for
25286 result when operand names a VLA type.
25287 (build_function_call): Update call to build_compound_literal.
25288 Only fold result for calls to __builtin_* functions. Strip
25289 NOP_EXPR from INTEGER_CST returned from such functions. Fold
25290 the function designator.
25291 (convert_arguments): Fold arguments. Update call to
25292 convert_for_assignment.
25293 (build_unary_op): Handle increment and decrement of
25294 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
25295 decrement earlier. Fold operand of increment and decrement.
25296 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25297 built for integer operand. Wrap returns that are INTEGER_CSTs
25298 without being integer constant expressions or that have integer
25299 constant operands without being INTEGER_CSTs.
25300 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25301 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25302 result is an integer constant expression or can be used in
25303 unevaluated parts of one and avoid folding and wrap as
25304 appropriate. Fold operands before possibly doing -Wsign-compare
25306 (build_compound_expr): Wrap result for C99 if operands can be used
25307 in integer constant expressions.
25308 (build_c_cast): Update call to digest_init. Do not ignore
25309 overflow from casting floating-point constants to integers. Wrap
25310 results that could be confused with integer constant expressions,
25311 null pointer constants or floating-point constants.
25312 (c_cast_expr): Update call to groktypename. Handle expressions
25313 included in type name.
25314 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25315 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25316 Update calls to convert_for_assignment.
25317 (convert_for_assignment): Take new parameter
25318 null_pointer_constant. Do not strip nops or call
25319 decl_constant_value_for_broken_optimization. Set
25320 in_late_binary_op for conversions to boolean.
25321 (store_init_value): Update call to digest_init.
25322 (digest_init): Take new parameter null_pointer_constant. Do not
25323 call decl_constant_value_for_broken_optimization. pedwarn for
25324 initializers not constant expressions. Update calls to
25325 convert_for_assignment.
25326 (constructor_nonconst): New.
25327 (struct constructor_stack): Add nonconst element.
25328 (really_start_incremental_init, push_init_level, pop_init_level):
25329 Handle constructor_nonconst and nonconst element.
25330 (set_init_index): Call constant_expression_warning for array
25332 (output_init_element): Fold value. Set constructor_nonconst as
25333 applicable. pedwarn for initializers not constant expressions.
25334 Update call to digest_init. Call constant_expression_warning
25335 where constant initializers are required.
25336 (process_init_element): Use c_save_expr.
25337 (c_finish_goto_ptr): Fold expression.
25338 (c_finish_return): Fold return value. Update call to
25339 convert_for_assignment.
25340 (c_start_case): Fold switch expression.
25341 (c_process_expr_stmt): Fold expression.
25342 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25343 ensure statement expression is not evaluated in constant expression.
25344 (build_binary_op): Track whether results are integer constant
25345 expressions or may occur in such, disable folding and wrap results
25346 as applicable. Fold operands for -Wsign-compare warnings unless
25348 (c_objc_common_truthvalue_conversion): Handle results folded to
25349 integer constants that are not integer constant expressions.
25350 * doc/extend.texi: Document when typeof operands are evaluated,
25351 that condition of __builtin_choose_expr is an integer constant
25352 expression, and more about use of __builtin_constant_p in
25355 2009-03-29 Richard Guenther <rguenther@suse.de>
25357 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25358 propagate addresses of array references.
25360 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25362 * regmove.c (perhaps_ends_bb_p): Remove.
25363 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25364 from INSN and check that the main loop stays within that basic block.
25365 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25366 (regmove_forward_pass): Split out from regmove_optimize. Use
25367 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25368 (regmove_backward_pass): Split out from regmove_optimize. Use
25369 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25370 (regmove_optimize): Simplify.
25372 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25375 * config/i386/i386.c (classify_argument): Ignore flexible array
25376 member in struct and warn ABI change.
25378 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25380 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25382 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25383 (ix86_adjust_cost): Updated.
25385 2009-03-29 Jan Hubicka <jh@suse.cz>
25387 PR middle-end/28850
25388 * tree-pass.h (pass_cleanup_eh): New function.
25389 (remove_unreachable_regions): Break code handling RTL
25390 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25391 that can not be reached by runtime.
25392 (can_be_reached_by_runtime): New function.
25393 (label_to_region_map): New function.
25394 (num_eh_regions): New function.
25395 (rtl_remove_unreachable_regions): New function.
25396 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25397 (remove_eh_region): New function.
25398 * except.h: Include sbitmap and vecprim.
25399 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25400 num_eh_regions): Declare.
25401 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25402 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25403 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25404 (tree_empty_eh_handler_p): New function.
25405 (cleanup_empty_eh): New function.
25406 (cleanup_eh): New function.
25407 (pass_cleanup_eh): New function.
25409 2009-03-29 Jan Hubicka <jh@suse.cz>
25411 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25412 for removed regions.
25414 2009-03-29 Jan Hubicka <jh@suse.cz>
25416 * except.c (dump_eh_tree): Dump all datastructures.
25418 2009-03-29 Jan Hubicka <jh@suse.cz>
25420 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25421 (duplicate_eh_regions_1): Likewise.
25422 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25423 vector; call EH verification.
25424 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25425 Be ready for region being removed.
25427 2009-03-29 Jan Hubicka <jh@suse.cz>
25429 * bitmap.c (bitmap_last_set_bit): New function.
25430 * bitmap.h (bitmap_last_set_bit): Declare.
25432 2009-03-29 David Ayers <ayers@fsfe.org>
25435 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25436 by calling objc_compare_types and surpress warnings about
25437 incompatible C pointers that are compatible ObjC pointers.
25439 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25441 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25442 call initialize_inline_failed.
25443 (initialize_inline_failed): Move it from here ...
25444 * cgraph.c (initialize_inline_failed): ... to here.
25445 (cgraph_create_edge): Call initialize_inline_failed rather than
25446 setting inline_failed directly.
25448 2009-03-29 Ben Elliston <bje@au.ibm.com>
25451 * sysv4.opt (msdata): Improve comment.
25452 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25453 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25455 2009-03-29 Ben Elliston <bje@au.ibm.com>
25458 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25459 load and store attributes.
25461 2009-03-29 Ben Elliston <bje@au.ibm.com>
25463 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25464 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25465 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25466 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25467 __builtin_infq and __builtin_huge_valq.
25469 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25471 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25473 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25474 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25476 2009-03-28 Xinliang David Li <davidxl@google.com>
25478 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25479 (do_dbg_cnt): New function.
25481 2009-03-28 Jan Hubicka <jh@suse.cz>
25483 Merge from pretty-ipa:
25485 2009-03-27 Jan Hubicka <jh@suse.cz>
25487 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25488 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25489 * passes.c (function_called_by_processed_nodes_p): New.
25490 * ipa-pure-const.c (check_call): Fix handling of operands.
25491 (analyze_function): Dump debug output for skipped bodies.
25492 (local_pure_const): Use function_called_by_processed_nodes_p.
25493 * dwarf2out.c (reference_to_unused): Use output.
25494 * passes.c (do_per_function_toporder): Likewise.
25496 2008-11-12 Jan Hubicka <jh@suse.cz>
25498 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25499 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25500 state_set_in_source enum
25501 (check_decl): Ignore memory tags; do not set fake looping flags;
25503 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25504 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25505 (check_call, analyze_function): Rewrite.
25507 (add_new_function): Update call of analyze_function.
25508 (generate_summary): Add call of analyze_function.
25509 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25510 (local_pure_const): New function.
25511 (pass_local_pure_const): New pass.
25512 * ipa-inline.c (inline_transform): Set after_inlining.
25513 * tree-eh.c (stmt_can_throw_external): New.
25514 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25515 work with aliasing built.
25516 * tree-flow.h (stmt_can_throw_external): New.
25517 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25518 and local pure/const pass in early and late optimization queue.
25520 2009-03-28 Martin Jambor <mjambor@suse.cz>
25522 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25524 (fold_binary): Allow function decl aligment consideration is the
25525 second argument is integer constant one.
25526 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25527 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25528 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25530 2009-03-28 Jan Hubicka <jh@suse.cz>
25532 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25533 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25534 * function.h (rtl_data): Add nothrow flag.
25535 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25536 set DECL_NOTHROW for AVAILABLE functions.
25538 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25540 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25541 following vector keyword has expansion starting with pixel or bool
25542 keyword, expand vector to __vector and pixel or bool to __pixel or
25546 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25547 warn_if_disallowed_function_p): Removed.
25548 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25549 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25550 warning_if_disallowed_function_p.
25551 * flags.h (warn_if_disallowed_function_p,
25552 warn_disallowed_functions): Removed.
25553 * common.opt (Wdisallowed-function-list=): Removed.
25554 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25556 2009-03-28 Richard Guenther <rguenther@suse.de>
25558 PR tree-optimization/38723
25559 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25562 2009-03-28 Jan Hubicka <jh@suse.cz>
25564 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25565 test introduced by my previous patch.
25567 2009-03-28 Richard Guenther <rguenther@suse.de>
25569 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25570 the PHIs value undefined.
25572 2009-03-28 Jan Hubicka <jh@suse.cz>
25574 * tree-pass.h (pass_fixup_cfg): New pass.
25575 * ipa-inline.c (inline_transform): Set
25576 always_inline_functions_inlined/after_inlining.
25577 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25578 (pass_fixup_cfg): New pass.
25579 * passes.c (init_optimization_passes): Add fixup_cfg.
25581 2009-03-28 Richard Guenther <rguenther@suse.de>
25583 PR tree-optimization/38458
25584 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25585 argument use the arguments copy-of value.
25587 2009-03-28 Richard Guenther <rguenther@suse.de>
25589 PR tree-optimization/38180
25590 * tree-ssa-ccp.c (get_default_value): Simplify.
25591 (likely_value): Likewise.
25592 (surely_varying_stmt_p): Properly handle VOP case.
25593 (ccp_initialize): Likewise.
25594 (ccp_fold): Handle propagating through *&.
25595 (fold_const_aggregate_ref): Also handle decls.
25597 2009-03-28 Jan Hubicka <jh@suse.cz>
25599 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25600 * cgraph.h (cgraph_node): Likewise.
25601 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25602 (cgraph_reset_node): Use process flag.
25603 (cgraph_mark_functions_to_output): Likewise.
25604 (cgraph_expand_function): Likewise.
25605 (cgraph_expand_all_functions): Likewise.
25606 (cgraph_output_in_order): Likewise.
25607 * dwarf2out.c (reference_to_unused): Likewise.
25608 * passes.c do_per_function_toporder): Likewise.
25610 2009-03-28 Jan Hubicka <jh@suse.cz>
25612 Bring from lto-branch:
25614 2008-09-03 Doug Kwan <dougkwan@google.com>
25616 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25617 enums instead of reason strings.
25618 * cgraph.c (cgraph_create_edge): Same.
25619 (cgraph_inline_failed_string): New function.
25620 * cgraph.h (cgraph_inline_failed_t): New enum type.
25621 (cgraph_inline_failed_string): New prototype.
25622 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25623 char pointer to cgraph_inline_failed_t.
25624 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25625 (cgraph_default_inline_p): Ditto.
25626 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25627 to cgraph_inline_failed_t pointer.
25628 * cif-code.def: New file.
25629 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25631 (cgraph_check_inline_limits): Change type of REASON to pointer to
25632 cgraph_inline_failed_t. Replace reason strings with enums.
25633 (cgraph_default_inline_p): Ditto.
25634 (cgraph_recursive_inlining_p): Ditto.
25635 (update_caller_keys): Change type of FAILED_REASON to
25636 cgraph_inline_failed_t.
25637 (cgraph_set_inline_failed): Change type of REASON to pointer to
25638 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25639 convert enums to strings for text output.
25640 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25641 to be of type cgraph_inline_failed_t. Replace reason strings with
25642 enums. Call cgraph_inline_failed_string to covert enums
25643 to strings for text output.
25644 (cgraph_decide_inlining): Replace reason strings with enums.
25645 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25646 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25648 * tree-inline.c (expand_call_inline): Change type of REASON
25649 to cgraph_inline_failed_t. Replace reason strings with enums.
25650 Call cgraph_inline_failed_string for text output.
25651 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25654 2009-03-28 Jan Hubicka <jh@suse.cz>
25656 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25657 cgraph_clone_node): Remove master clone handling.
25658 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25659 * cgraph.h (master_clone): Remove.
25660 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25661 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25662 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25664 2009-03-28 Jan Hubicka <jh@suse.cz>
25666 * cgraph.c (cgraph_function_body_availability): Functions declared
25667 inline are always safe to assume that it is not going to be replaced.
25669 2009-03-28 Richard Guenther <rguenther@suse.de>
25671 PR tree-optimization/38513
25672 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25673 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25674 EXC_PTR_EXPR and FILTER_EXPR.
25675 (get_ref_from_reference_ops): Likewise.
25677 2009-03-28 Richard Guenther <rguenther@suse.de>
25679 PR tree-optimization/38968
25680 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25681 Use FLOOR_MOD_EXPR to compute misalignment.
25683 2009-03-28 Richard Guenther <rguenther@suse.de>
25685 PR tree-optimization/37795
25686 * tree.h (combine_comparisons): Declare.
25687 * fold-const.c (combine_comparisons): Export.
25688 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25690 (ifcombine_iforif): Use combine_comparisons.
25692 2009-03-28 Jan Hubicka <jh@suse.cz>
25694 * tree-eh.c (inlinable_call_p): New function.
25695 (make_eh_edges): Use it.
25696 (verify_eh_edges): Use it.
25697 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25698 * except.c (reachable_next_level): Add inlinable_function argument
25699 (sjlj_find_directly_reachable_regions): Update.
25700 (add_reachable_handler): Do not set saw_any_handlers.
25701 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25702 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25703 Add new inlinable call parameter.
25704 (can_throw_internal, can_throw_external): Update.
25705 * except.h (can_throw_internal_1, can_throw_external_1,
25706 foreach_reachable_handler): Update declaration.
25708 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25710 * config/arm/t-arm-coff, config/h8300/coff.h,
25711 config/i386/i386-aout.h, config/i386/i386-coff.h,
25712 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25713 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25714 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25715 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25716 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25717 sys-types.h: Remove.
25718 * Makefile.in: Remove protoize and fixproto support and references
25720 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25721 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25723 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25724 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25725 unprotoize$(exeext).
25726 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25727 (.PHONY): Don't depend on proto.
25728 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25729 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25730 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25731 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25732 build/gen-protos.o, build/scan.o, xsys-protos.h,
25733 build/fix-header$(build_exeext), build/fix-header.o,
25734 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25735 stmp-install-fixproto): Remove.
25736 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25737 SYSCALLS.c or fixproto files.
25738 (install-common): Don't install protoize.
25739 (install-headers-tar, install-headers-cpio, install-headers-cp):
25740 Don't depend on $(STMP_FIXPROTO).
25741 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25742 install fixproto files or write out fixproto settings.
25743 (uninstall): Don't uninstall protoize.
25744 * config.gcc (use_fixproto): Remove.
25745 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25746 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25747 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25748 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25749 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25750 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25751 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25752 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25753 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25754 * config/t-vxworks (STMP_FIXPROTO): Remove.
25755 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25756 STMP_FIXPROTO): Remove.
25757 * config.in, configure: Regenerate.
25758 * crtstuff.c (gid_t, uid_t): Don't undefine.
25759 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25760 (arm-*-coff, arm-*-aout: Remove target entries.
25761 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25762 Remove mention of AIX 4.1.
25763 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25764 * doc/invoke.texi (Running Protoize): Remove.
25765 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25766 (Protoize Caveats): Remove.
25767 * tsystem.h: Update comments on headers assumed to exist.
25769 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25771 * genautomata.c: Add a new year to the copyright. Add a new
25773 (struct insn_reserv_decl): Add comments for member bypass_list.
25774 (find_bypass): Remove.
25775 (insert_bypass): New.
25776 (process_decls): Use insert_bypass.
25777 (output_internal_insn_latency_func): Output all bypasses with the
25778 same input insn in one switch case.
25780 * rtl.def (define_bypass): Describe bypass choice.
25781 * doc/md.texi (define_bypass): Ditto.
25783 2009-03-27 Richard Guenther <rguenther@suse.de>
25785 * gimplify.c (mark_addressable): Export.
25786 * tree-flow.h (mark_addressable): Declare.
25787 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25788 * tree-ssa.c (verify_phi_args): Verify that address taken
25789 variables have TREE_ADDRESSABLE set.
25791 2009-03-27 Richard Guenther <rguenther@suse.de>
25793 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25794 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25795 Do not mark decls TREE_ADDRESSABLE.
25796 (build_fold_addr_expr): Adjust.
25797 (fold_addr_expr): Remove.
25798 (fold_unary): Use build_fold_addr_expr.
25799 (fold_comparison): Likewise.
25800 (split_address_to_core_and_offset): Likewise.
25801 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25803 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25804 (gimplify_modify_expr_to_memcpy): Mark source and destination
25806 * omp-low.c (create_omp_child_function): Mark the object decl
25808 (lower_rec_input_clauses): Mark the var we take the address of
25810 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25812 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25814 PR middle-end/39315
25815 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25816 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25818 2009-03-27 Richard Guenther <rguenther@suse.de>
25820 PR tree-optimization/39120
25821 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25823 (handle_lhs_call): Process return constraints. Add escape
25824 constraints if necessary.
25825 (handle_const_call): Fill out return constraints. Make nested
25826 case more precise. Avoid consttmp if possible.
25827 (handle_pure_call): Fill out return constraints. Avoid
25828 callused if possible.
25829 (find_func_aliases): Simplify call handling.
25831 2009-03-27 Richard Guenther <rguenther@suse.de>
25833 PR tree-optimization/39120
25834 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25835 as a representative.
25836 (solve_graph): Do propagate CALLUSED.
25837 (handle_pure_call): Use a scalar constraint from CALLUSED for
25839 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25842 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25845 * c-common.c (handle_aligned_attribute): Properly check alignment
25846 overflow. Use (1U << i) instead of (1 << i).
25848 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25850 * expr.h (get_mem_align_offset): Updated.
25852 * tree.h (tree_decl_common): Change align to "unsigned int" and
25853 move it before pointer_alias_set.
25855 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25856 Jakub Jelinek <jakub@redhat.com>
25859 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25860 gr_register_operand with gr_reg_or_0_operand.
25861 (cmpxchg_rel_di): Likewise.
25862 (sync_lock_test_and_set<mode>): Likewise.
25864 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25866 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25867 (true_regnum): Likewise.
25869 * rtlanal.c (subreg_info): Moved to ...
25870 * rtl.h (subreg_info): Here. New.
25871 (subreg_get_info): New.
25873 * rtlanal.c (subreg_get_info): Make it extern.
25875 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25878 * config/i386/i386.c (ix86_abi): New.
25879 (override_options): Handle -mabi=.
25880 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25881 (ix86_call_abi_override): Likewise.
25882 (init_cumulative_args): Likewise.
25883 (function_arg_advance): Likewise.
25884 (function_arg_64): Likewise.
25885 (function_arg): Likewise.
25886 (ix86_pass_by_reference): Likewise.
25887 (ix86_function_value_regno_p): Likewise.
25888 (ix86_build_builtin_va_list_abi): Likewise.
25889 (setup_incoming_varargs_64): Likewise.
25890 (is_va_list_char_pointer): Likewise.
25891 (ix86_init_machine_status): Likewise.
25892 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25893 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25894 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25895 (ix86_function_abi): Make it static and return enum calling_abi.
25896 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25898 (ix86_fn_abi_va_list): Updated.
25900 * config/i386/i386.h (ix86_abi): New.
25901 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25902 (CONDITIONAL_REGISTER_USAGE): Likewise.
25903 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25904 (machine_function): Likewise.
25906 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25908 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25909 (STACK_BOUNDARY): Likewise.
25910 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25912 * config/i386/i386.opt (mabi=): New.
25914 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25915 return enum calling_abi.
25916 (ix86_function_type_abi): Likewise.
25917 (ix86_function_abi): Removed.
25919 * doc/invoke.texi: Document -mabi= option for x86.
25921 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25923 * builtins.c (real_dconstp): Delete.
25924 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25926 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25927 Jakub Jelinek <jakub@redhat.com>
25930 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25931 (gen_subprogram_die): When a function is explicit, generate the
25932 DW_AT_explicit attribute.
25933 * langhooks.h (struct lang_hooks_for_decls): Add
25934 function_decl_explicit_p langhook.
25935 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25936 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25938 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25940 * builtins.c (fold_builtin_memory_op): Optimize memmove
25941 into memcpy if we can prove source and destination don't overlap.
25943 * tree-inline.c: Include gt-tree-inline.h.
25944 (clone_fn_id_num): New variable.
25945 (clone_function_name): New function.
25946 (tree_function_versioning): Use it.
25947 * Makefile.in (GTFILES): Add tree-inline.c.
25949 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25951 * BASE-VER: Change to 4.5.0.
25953 2009-03-27 Xinliang David Li <davidxl@google.com>
25955 PR tree-optimization/39557
25956 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25958 2009-03-27 Xinliang David Li <davidxl@google.com>
25960 PR tree-optimization/39548
25961 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25964 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25966 * c-common.c (pointer_int_sum): Use %wd on return from
25969 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25971 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25972 on return from tree_low_cst.
25974 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25977 * ginclude/stdarg.h (va_copy): Define also for
25978 __GXX_EXPERIMENTAL_CXX0X__.
25980 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25983 * builtins.h (c_strlen): Do not warn here.
25984 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25985 * c-common.c (pointer_int_sum): Take an explicit location.
25986 Warn about offsets out of bounds.
25987 * c-common.h (pointer_int_sum): Adjust declaration.
25989 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25991 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25994 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25997 * opts.c (warn_if_disallowed_function_p): Don't assume
25998 get_callee_fndecl must return non-NULL.
26000 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
26002 PR rtl-optimization/39522
26003 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
26004 when reg_reloaded_valid is set.
26006 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26008 * config/spu/divv2df3.c: New file.
26009 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
26010 (DPBIT_FUNCS): Filter out _div_df.
26012 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
26014 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
26015 a jump insn, count that jump in the distance to the loop start.
26017 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
26020 * config/sh/sh.c (calc_live_regs): Fix condition for global
26021 registers except PIC_OFFSET_TABLE_REGNUM.
26023 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
26026 * doc/invoke.texi (-mconsole): New.
26028 (-mno-cygwin): New.
26030 (-mnop-fun-dllimport): New.
26034 (sub section "i386 and x86-64 Windows Options"): New.
26036 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
26038 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
26039 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
26041 2009-03-25 Richard Guenther <rguenther@suse.de>
26043 PR middle-end/39497
26044 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
26047 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
26049 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
26050 neither of haifa/selective schedulers are working.
26052 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26054 * doc/invoke.texi (Debugging Options): Fix description of
26055 -fno-merge-debug-strings.
26057 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
26059 * config/cris/libgcc.ver: New version-script.
26060 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
26062 * configure.ac <GAS features, nop mnemonic>: Add pattern
26063 crisv32-*-* for "nop".
26064 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
26065 * configure: Regenerate.
26067 2009-03-24 Ira Rosen <irar@il.ibm.com>
26069 PR tree-optimization/39529
26070 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
26071 mark_sym_for_renaming for the tag copied to the new vector
26074 2009-03-24 Arthur Loiret <aloiret@debian.org>
26076 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
26077 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
26078 EXTRA_SPEC_FUNCTIONS.
26079 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
26080 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
26081 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
26082 -march and -mtune options.
26084 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
26086 * config/m68k/t-rtems: Add m5329 multilib.
26088 2009-03-24 Dodji Seketeli <dodji@redhat.com>
26089 Jakub Jelinek <jakub@redhat.com>
26092 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
26095 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26098 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
26099 instead of c_parser_expression_conv, if original_code isn't one of the
26100 4 allowed comparison codes, fail.
26102 2009-03-23 Richard Guenther <rguenther@suse.de>
26104 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
26105 * tree.h (struct tree_type): Likewise.
26106 * reload.h (struct insn_chain): Likewise.
26107 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
26108 * function.h (struct function): Likewise.
26109 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
26111 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26113 PR tree-optimization/39516
26114 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
26116 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
26118 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
26119 should be set true if BITS_PER_WORD of target is bigger than 32
26121 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
26123 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
26124 Translate -B-options to -rpath-link. Correct existing
26125 rpath-link and conditionalize on !nostdlib.
26127 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26129 * doc/extend.texi (Function Attributes, Variable Attributes):
26131 * doc/invoke.texi (Debugging Options, Optimize Options)
26132 (i386 and x86-64 Options, MCore Options): Likewise.
26134 2009-03-20 Jakub Jelinek <jakub@redhat.com>
26137 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
26138 it for block local namespace aliases.
26139 (gen_decl_die): Pass context_die to gen_namespace_die.
26141 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26144 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
26145 minimum or maximum value.
26147 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
26149 * reginfo.c (globalize_reg): Recompute derived reg sets.
26151 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
26154 * libgcc2.c (mprotect): Do not use signed arguments for
26155 VirtualProtect, use DWORD arguments. Also fix the 'may
26156 be used uninitialized' warning for the np variable.
26158 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26161 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
26162 functions using regparm calling conventions when not optimizing.
26163 (ix86_function_sseregparm): Similarly for sseregparm calling
26166 2009-03-19 Li Feng <nemokingdom@gmail.com>
26168 PR middle-end/39500
26169 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
26170 dependence if the first conflict is after niter iterations.
26172 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
26174 PR middle-end/38609
26175 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
26176 functions with dynamic stack-pointer adjustments.
26178 2009-03-19 Ben Elliston <bje@au.ibm.com>
26180 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
26181 option; change to -msdata=data.
26183 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26185 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
26188 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
26191 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
26193 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
26195 * doc/invoke.texi (Code Gen Options): Expand discussion of
26198 2009-03-18 Jakub Jelinek <jakub@redhat.com>
26200 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
26201 * matrix-reorg.c (struct matrix_info): Likewise.
26202 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
26203 * rtl.h (struct mem_attrs): Likewise.
26204 * df.h (struct df): Likewise.
26205 * tree-data-ref.h (struct data_dependence_relation): Likewise.
26206 * ira-int.h (struct ira_allocno): Likewise.
26207 * df-scan.c (struct df_collection_rec): Likewise.
26208 * ira.c (struct equivalence): Likewise.
26209 * function.c (struct temp_slot): Likewise.
26210 * cfgloop.h (struct loop): Likewise.
26213 * function.c (use_register_for_decl): When not optimizing, disregard
26214 register keyword for variables with types containing methods.
26216 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
26218 PR middle-end/39447
26219 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
26220 (is_simple_operand): Call contains_component_ref_p before calling data
26221 reference analysis that would fail on COMPONENT_REFs.
26223 * tree-vrp.c (search_for_addr_array): Fix formatting.
26225 2009-03-18 Richard Guenther <rguenther@suse.de>
26227 * tree-vect-transform.c (vect_loop_versioning): Fold the
26228 generated comparisons.
26229 * tree-vectorizer.c (set_prologue_iterations): Likewise.
26230 (slpeel_tree_peel_loop_to_edge): Likewise.
26232 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26234 PR middle-end/37805
26235 * opts.c (print_specific_help): In addition to `undocumented',
26236 accept `separate' and `joined' flags if passed alone. Describe
26237 output by the first matched one of those.
26238 (common_handle_option): Skip over empty strings.
26239 * gcc.c (display_help): Fix help string for `--help='.
26240 * doc/invoke.texi (Option Summary, Overall Options): With
26241 `--help=', classes and qualifiers can both be repeated, but
26242 only the latter can be negated. One should not pass only
26243 negated qualifiers. Fix markup and examples.
26246 2008-10-14 Jakub Jelinek <jakub@redhat.com>
26247 PR middle-end/37805
26248 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
26249 and -fhelp=separate.
26251 2009-03-17 Jing Yu <jingyu@google.com>
26253 PR middle-end/39378
26254 * function.h (struct rtl_data): Move is_thunk from here...
26255 (struct function): ...to here.
26256 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
26257 * varasm.c (assemble_start_function): Change is_thunk from crtl to
26259 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
26261 (alpha_does_function_need_gp, alpha_start_function): Likewise.
26262 (alpha_output_function_end_prologue): Likewise.
26263 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
26264 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
26265 (rs6000_output_function_epilogue): Likewise.
26266 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
26268 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
26271 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
26272 from different units in a single alternative.
26273 (*truncdfsf_i387): Ditto.
26274 (*truncxfsf2_mixed): Ditto.
26275 (*truncxfdf2_mixed): Ditto.
26277 2009-03-17 Jakub Jelinek <jakub@redhat.com>
26279 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
26280 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
26283 * tree-ssa-live.c (remove_unused_locals): Don't remove local
26284 unused non-artificial variables when not optimizing.
26287 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
26288 DW_TAG_imported_module even if decl is IMPORTED_DECL with
26289 NAMESPACE_DECL in its DECL_INITIAL.
26291 PR middle-end/39443
26292 * optabs.c (set_user_assembler_libfunc): New function.
26293 * expr.h (set_user_assembler_libfunc): New prototype.
26294 * c-common.c: Include libfuncs.h.
26295 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
26296 for memcmp, memset, memcpy, memmove and abort.
26297 * Makefile.in (c-common.o): Depend on libfuncs.h.
26300 * dwarf2out.c (gen_inlined_enumeration_type_die,
26301 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26302 gen_tagged_type_instantiation_die): Removed.
26303 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26306 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26309 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26311 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26312 (check-parallel-%): Ditto.
26313 (check-consistency): Ditto.
26315 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26317 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26318 local variable rhs by NULL_TREE.
26320 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26323 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26325 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26328 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26330 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26333 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26334 for ms->sysv ABI calls only in 64bit mode.
26336 * config/i386/i386.md (untyped_call): Support 32bit.
26338 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26340 * doc/extend.texi: Replace x86_65 with x86_64.
26342 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26344 PR tree-optimization/39455
26345 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26346 mismatches for POINTER_TYPE_P (type).
26347 (number_of_iterations_le): Likewise.
26349 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26351 * config/picochip/picochip.c: Removed profiling support.
26352 * config/picochip/picochip.md: Removed profiling instruction.
26353 * config/picochip/picochip.h: Removed profiling builtin.
26355 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26357 * doc/install.texi (--with-host-libstdcxx): Document.
26359 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26362 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26363 generate a warning if the function name does not begin with
26364 "__vector" and the function has either the 'signal' or 'interrupt'
26365 attribute, from here to ...
26366 (avr_declare_function_name): ...here. New function.
26367 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26368 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26370 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26373 * cse.c (fold_rtx): Don't modify original const_arg1 when
26374 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26375 separate variable instead.
26376 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26377 from out of range shift counts.
26378 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26380 2009-03-13 Catherine Moore <clm@codesourcery.com>
26382 * config/i386/x-mingw32 (host-mingw32.o): Replace
26383 diagnostic.h with $(DIAGNOSTIC_H).
26385 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26388 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26390 * config/i386/sync.md (sync_compare_and_swap<mode>,
26391 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26392 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26394 (sync_double_compare_and_swapdi_pic,
26395 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26396 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26398 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26401 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26403 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26406 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26407 (avx_addsubv4df3): Likewise.
26408 (*avx_addsubv4sf3): Likewise.
26409 (sse3_addsubv4sf3): Likewise.
26411 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26414 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26416 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26419 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26420 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26421 registers for allocnos created from user-defined variables.
26423 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26426 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26427 of non-integer mode as well.
26429 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26431 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26432 for functions for which the parameter types are unknown.
26434 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26437 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26438 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26439 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26440 * config/i386/i386.c (ix86_local_alignment): For
26441 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26442 long long variables on the stack to avoid dynamic realignment.
26443 Allow the first argument to be a decl rather than type.
26444 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26446 2009-03-11 Nick Clifton <nickc@redhat.com>
26449 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26451 Add description to mno-lsim option.
26452 * config/mcore/mcore.h: Remove comment about deprecated m4align
26454 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26455 * doc/invoke.texi: Add description of mno-lsim and
26456 mstack-increment options.
26458 * config/fr30/fr30.opt: Document the -mno-lsim option.
26459 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26460 and -mno-lsim options.
26462 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26464 * fold-const.c (fold_comparison): Only call fold_inf_compare
26465 if the mode supports infinities.
26467 2009-03-11 Jason Merrill <jason@redhat.com>
26470 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26471 end already did. Notice GIMPLE_CALL modifications of the result.
26472 Don't copy debug information from an ignored decl or a decl from
26475 2009-03-10 Richard Guenther <rguenther@suse.de>
26476 Nathan Froyd <froydnj@codesourcery.com>
26478 PR middle-end/37850
26479 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26480 (__divMODE3): Likewise.
26482 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26484 PR tree-optimization/39394
26485 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26486 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26488 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26490 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26491 inline asms for register asm ("") declarations.
26493 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26495 * fold-const.c (fold_unary): Fix comment.
26497 2009-03-07 Jan Hubicka <jh@suse.cz>
26500 * tree-inline.c (setup_one_parameter): Do replacement of const
26501 argument by constant in SSA form.
26503 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26505 PR middle-end/38028
26506 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26507 determine alignment passed to assign_stack_local.
26508 (assign_parms_unsplit_complex): Likewise.
26509 * except.c (sjlj_build_landing_pads): Likewise.
26511 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26513 PR middle-end/39360
26514 * tree-flow.h (add_referenced_var): Return bool instead of void.
26515 * tree-dfa.c (add_referenced_var): Return result of
26516 referenced_var_check_and_insert call.
26517 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26518 of referenced_var_check_and_insert.
26521 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26522 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26523 DIE, don't emit it if abstract origin already has it.
26524 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26525 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26527 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26529 * genpreds.c (needs_variable): Fix parentheses at variable name
26531 (write_tm_constrs_h): Indent generated code.
26533 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26535 * doc/extend.texi (Function Attributes): Add documentation
26536 for isr attributes.
26538 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26541 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26542 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26544 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26546 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26549 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26552 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26553 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26555 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26557 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26558 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26559 constants instead of magic numbers.
26560 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26562 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26563 (x86_64_ms_abi_int_parameter_registers): Ditto.
26564 (x86_64_int_return_registers): Ditto.
26565 (ix86_maybe_switch_abi): Ditto.
26566 (ix86_expand_call): Ditto for clobbered_registers array.
26567 (ix86_hard_regno_mode_ok): Ditto.
26568 (x86_extended_QIreg_mentioned_p): Ditto.
26570 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26572 PR tree-optimization/39349
26573 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26575 * combine.c (gen_lowpart_for_combine): Use omode when generating
26578 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26580 PR rtl-optimization/39235
26581 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26583 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26585 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26587 2009-03-04 Richard Guenther <rguenther@suse.de>
26589 PR tree-optimization/39362
26590 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26591 that occur in abnormal PHIs should be varying.
26593 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26595 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26597 (simple_iv): Take loop as an argument instead of statement.
26598 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26599 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26601 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26603 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26604 * matrix-reorg.c (analyze_transpose): Ditto.
26605 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26606 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26607 * tree-predcom.c (ref_at_iteration): Ditto.
26608 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26610 2009-03-04 Richard Guenther <rguenther@suse.de>
26612 PR tree-optimization/39358
26613 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26614 escaped_id and callused_id.
26615 (solve_graph): Likewise.
26617 2009-03-04 Richard Guenther <rguenther@suse.de>
26619 PR tree-optimization/39339
26620 * tree-sra.c (try_instantiate_multiple_fields): Make it
26621 no longer ICE on the above.
26623 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26625 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26626 that fits within Pmode.
26628 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26630 PR middle-end/10109
26631 * tm.texi (LIBCALL_VALUE): Update description.
26633 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26635 PR middle-end/34443
26636 * doc/extend.texi (section): Update description.
26638 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26640 PR middle-end/39345
26641 * tree-inline.c (remapped_type): New.
26642 (can_be_nonlocal): Call remapped_type instead of remap_type.
26644 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26647 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26648 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26650 2009-03-03 Richard Guenther <rguenther@suse.de>
26652 PR middle-end/39272
26653 * tree.c (tree_nonartificial_location): New function.
26654 * tree.h (tree_nonartificial_location): Declare.
26655 * builtins.c (expand_builtin_memory_chk): Provide location
26656 of the call location for artificial function pieces.
26657 (maybe_emit_chk_warning): Likewise.
26658 (maybe_emit_sprintf_chk_warning): Likewise.
26659 (maybe_emit_free_warning): Likewise.
26660 * expr.c (expand_expr_real_1): Likewise.
26662 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26664 PR tree-optimization/39343
26665 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26666 COMPONENT_REF t has ARRAY_TYPE.
26668 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26670 PR middle-end/39335
26671 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26672 when the type precision of the induction variable should be
26673 larger than the type precision of nit.
26674 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26675 * graphite.c (graphite_loop_normal_form): Same.
26676 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26678 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26680 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26681 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26682 numbers to describe clobbered registers.
26683 (*call_value_0_rex64_ms_sysv): Ditto.
26684 * config/i386/mmx.md (mmx_emms): Ditto.
26685 (mmx_femms): Ditto.
26687 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26689 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26692 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26694 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26695 (spu_section_type_flags): New function.
26697 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26699 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26700 reg_class_contents of FLOAT_REGS into a temporary.
26702 2009-03-02 Richard Guenther <rguenther@suse.de>
26703 Ira Rosen <irar@il.ibm.com>
26705 PR tree-optimization/39318
26706 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26707 information to the vectorized statement.
26709 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26711 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26712 variable. Use defined names instead of magic constants for REX SSE
26715 2009-03-01 Richard Guenther <rguenther@suse.de>
26717 PR tree-optimization/39331
26718 * omp-low.c (lower_send_shared_vars): Do not receive new
26719 values for the reference of DECL_BY_REFERENCE parms or results.
26721 2009-03-01 Jan Hubicka <jh@suse.cz>
26724 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26725 BLOCK_NONLOCALIZED_VAR): New macros.
26726 (tree_block): Add nonlocalized_vars.
26727 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26728 gen_decl_die): Add origin argument. Allow generation of die with
26729 origin at hand only.
26730 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26731 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26733 (gen_block_die): Fix checking for unused blocks.
26734 (process_scope_var): Break out from .... ; work with origins only.
26735 (decls_for_scope) ... here; process nonlocalized list.
26736 (dwarf2out_ignore_block): Look for nonlocalized vars.
26737 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26739 (dump_scope_block): Dump them.
26740 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26741 (remap_block): Likewise.
26742 (can_be_nonlocal): New predicate.
26743 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26745 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26747 * configure: Regenerate.
26749 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26751 * optc-gen.awk: No need to duplicate option flags twice.
26752 Reuse help texts for duplicate options which do not have any.
26754 * gcc.c (display_help): Document --version.
26756 * gcc.c (main): If print_help_list and verbose_flag, ensure
26757 driver output comes before subprocess output.
26759 * optc-gen.awk: Assign all remaining fields to help string,
26760 space-separated, for multi-line help in *.opt.
26762 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26763 -Wno-pedantic-ms-format is for MinGW targets only.
26765 * doc/options.texi (Option file format): Fix bad indentation,
26766 restoring dropped sentence.
26768 2009-02-28 Jan Hubicka <jh@suse.cz>
26770 * tree-inline.c (tree_function_versioning): Output debug info.
26772 2009-02-28 Jan Hubicka <jh@suse.cz>
26775 * tree-inline.c (setup_one_parameter): Do not copy propagate
26776 arguments when not optimizing.
26778 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26781 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26782 (avx_addsubv4df3): Likewise.
26783 (*avx_addsubv4sf3): Likewise.
26784 (sse3_addsubv4sf3): Likewise.
26785 (*avx_addsubv2df3): Likewise.
26786 (sse3_addsubv2df3): Likewise.
26787 (avx_unpckhps256): Correct item selectors.
26788 (avx_unpcklps256): Likewise.
26789 (avx_unpckhpd256): Likewise.
26790 (avx_unpcklpd256): Likewise.
26792 2009-02-28 Jan Hubicka <jh@suse.cz>
26794 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26796 (copy_arguments_for_versioning): If var is declared don't declare it.
26797 (tree_function_versioning): First setup substitutions and then copy
26800 2009-02-27 Jan Hubicka <jh@suse.cz>
26803 * cgraph.h (varpool_output_debug_info): Remove.
26804 * cgraphunit.c (varpool_output_debug_info): Remove.
26805 * dwarf2out.c (deferred_locations_struct): New struct
26806 (deferred_locations): New type.
26807 (deferred_locations_list): New static var.
26808 (deffer_location): New function.
26809 (gen_variable_die): Use it.
26810 (decls_for_scope): Output info on local static vars.
26811 (dwarf2out_finish): Process deferred locations.
26812 * varpool.c (varpool_output_debug_info): Remove.
26814 2009-02-27 Jan Hubicka <jh@suse.cz>
26817 * tree.h (TREE_PROTECTED): Fix comment.
26818 (BLOCK_HANDLER_BLOCK): Remove.
26819 (struct tree_block): Remove handler_block add body_block.
26820 (inlined_function_outer_scope_p): New.
26821 (is_body_block): Remove.
26822 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26823 * dwarf2out.c (is_inlined_entry_point): Remove.
26824 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26825 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26827 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26828 * gimplify.c (gimplify_expr): Gimplify body blocks.
26829 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26830 block with multiple subblocks.
26831 (dump_scope_block): Prettier output; dump more flags and info.
26832 (dump_scope_blocks): New.
26833 (remove_unused_locals): Use dump_scope_blocks.
26834 * tree-flow.h (dump_scope_blocks): Declare.
26835 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26836 * stmt.c (is_body_block): Remove.
26837 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26838 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26840 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26842 PR middle-end/39308
26843 * graphite.c (graphite_loop_normal_form): Do not call
26844 number_of_iterations_exit from a gcc_assert.
26846 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26848 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26849 jumps if COND is NULL.
26850 (find_cond_jump): New function.
26851 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26852 * config/s390/s390.md: Remove z10_cobra attribute value.
26854 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26856 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26857 force_const_mem returns NULL_RTX.
26859 2009-02-26 Jan Hubicka <jh@suse.cz>
26862 * cgraph.h (varpool_output_debug_info): Remove.
26863 * cgraphunit.c (varpool_output_debug_info): Remove.
26864 * dwarf2out.c (deferred_locations_struct): New struct
26865 (deferred_locations): New type.
26866 (deferred_locations_list): New static var.
26867 (deffer_location): New function.
26868 (gen_variable_die): Use it.
26869 (decls_for_scope): Output info on local static vars.
26870 (dwarf2out_finish): Process deferred locations.
26871 * varpool.c (varpool_output_debug_info): Remove.
26873 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26875 PR rtl-optimization/39241
26876 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26877 to subreg_offset_representable_p.
26879 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26881 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26882 execute function prototype. Get f and nregs from max_reg_num
26883 and get_insns. Remove the first backward pass as it's dead,
26884 guard the forward pass by flag_expensive_optimizations.
26885 (rest_of_handle_regmove): Delete.
26886 (pass_regmove): Replace it with regmove_optimize.
26888 2009-02-25 Martin Jambor <mjambor@suse.cz>
26890 PR tree-optimization/39259
26891 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26892 calls_alloca function flags.
26893 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26894 calls are detected.
26896 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26898 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26899 flags_set_1_rtx, flags_set_1_set): Delete.
26900 (regmove_optimize): Do not call mark_flags_life_zones.
26902 2009-02-24 Julian Brown <julian@codesourcery.com>
26905 * config/arm/arm.c (require_pic_register): Only set
26906 cfun->machine->pic_reg once per function.
26908 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26910 * doc/invoke.texi (Link Options): Document an easier way to pass
26911 options that take arguments to the GNU linker using -Xlinker and -Wl.
26913 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26916 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26918 2009-02-24 Richard Guenther <rguenther@suse.de>
26921 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26923 2009-02-24 Richard Guenther <rguenther@suse.de>
26924 Zdenek Dvorak <ook@ucw.cz>
26926 PR tree-optimization/39233
26927 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26928 from converting them to a generic type.
26930 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26932 PR tree-optimization/39260
26933 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26934 contains a condition with a real type.
26935 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26937 2009-02-23 Jason Merrill <jason@redhat.com>
26940 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26941 narrowing_initializer_constant_valid_p.
26942 (narrowing_initializer_constant_valid_p): Don't return
26943 null_pointer_node for adding a pointer to itself.
26945 2009-02-23 Jan Hubicka <jh@suse.cz>
26948 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26951 2009-02-23 Jan Hubicka <jh@suse.cz>
26953 PR tree-optimization/37709
26954 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26955 * tree.h (block_ultimate_origin): Declare.
26956 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26957 * tree-ssa-live.c (remove_unused_scope_block_p):
26958 Eliminate blocks containig no instructions nor live variables nor
26960 (dump_scope_block): New function.
26961 (remove_unused_locals): Enable removal of dead blocks by default;
26962 enable dumping at TDF_DETAILS.
26964 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26966 * config/i386/i386.c (classify_argument): Don't allow COImode
26968 (function_arg_advance_32): Don't allow OImode.
26969 (function_arg_32): Likewise.
26970 (function_value_32): Likewise.
26971 (return_in_memory_32): Likewise.
26972 (function_arg_64): Remove OImode comment.
26974 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26977 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26978 ix86_expand_vector_set for V4DImode in 64bit mode only.
26979 (ix86_expand_vector_init_one_var): Likewise.
26981 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26983 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26985 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26988 * loop-iv.c: Revert last change.
26989 * emit-rtl.c: Likewise.
26991 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26994 * config/i386/i386.c (type_natural_mode): Remove an extra
26995 space in the warning message.
26996 (function_value_32): Handle 32-byte vector modes.
26997 (return_in_memory_32): Likewise.
26999 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
27001 * loop-iv.c (truncate_value): New function.
27002 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
27004 (lowpart_subreg): Move to...
27005 * emit-rtl.c: ...here.
27007 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
27009 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
27010 accidental and undocumented change at revision 140860.
27012 2009-02-21 Joseph Myers <joseph@codesourcery.com>
27014 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
27015 take gimple_seq * arguments.
27016 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
27017 types_compatible_p langhook.
27019 2009-02-20 Mark Mitchell <mark@codesourcery.com>
27020 Joseph Myers <joseph@codesourcery.com>
27022 * config/arm/arm.c (arm_builtin_va_list): New function.
27023 (arm_expand_builtin_va_start): Likewise.
27024 (arm_gimplify_va_arg_expr): Likewise.
27025 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
27026 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
27027 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
27028 (va_list_type): New variable.
27029 (arm_mangle_type): Mangle va_list_type appropriately.
27031 2009-02-20 Jakub Jelinek <jakub@redhat.com>
27033 PR middle-end/39157
27034 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
27035 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
27036 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
27037 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
27038 parameter to 1000 for -O1 by default.
27039 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
27041 * loop-invariant.c: Include params.h.
27042 (move_loop_invariants): Don't call move_single_loop_invariants on
27045 2009-02-20 Jaka Mocnik <jaka@xlab.si>
27047 * calls.c (emit_library_call_value_1): Use slot_offset instead of
27048 offset when calculating bounds for indexing stack_usage_map. Fixes
27049 a buffer overflow with certain target setups.
27051 2009-02-20 Jakub Jelinek <jakub@redhat.com>
27054 * calls.c (expand_call): Clear try_tail_call if caller and callee
27055 disagree in promotion of function return value.
27057 2009-02-19 Jakub Jelinek <jakub@redhat.com>
27060 * c-common.c (c_determine_visibility): If visibility changed and
27061 DECL_RTL has been already set, call make_decl_rtl to update symbol
27064 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
27067 * varasm.c (assemble_variable): Don't check DECL_NAME when
27068 globalizing a variable.
27070 2009-02-19 Joseph Myers <joseph@codesourcery.com>
27073 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
27074 expression before any __builtin_trap call.
27075 * c-typeck.c (build_function_call): Convert and check function
27076 arguments before generating a call to a trap. Evaluate the
27077 function arguments before the trap.
27079 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
27082 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
27083 (UNSPEC_FXAM_MEM): New unspec.
27084 (fxam<mode>2_i387_with_temp): New insn and split pattern.
27085 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
27086 memory using fxam<mode>2_i387_with_temp to remove excess precision.
27088 2009-02-19 Richard Guenther <rguenther@suse.de>
27090 PR tree-optimization/39207
27091 PR tree-optimization/39074
27092 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
27093 storedanything_tree): New.
27094 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
27095 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
27096 (build_succ_graph): Add edges from STOREDANYTHING to all
27098 (init_base_vars): Initialize STOREDANYTHING.
27099 (compute_points_to_sets): Free substitution info after
27100 building the succ graph.
27101 (ipa_pta_execute): Likewise.
27103 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
27105 (do_ds_constraint): Do not add to special var or non-pointer
27107 (type_could_have_pointers): Split out from ...
27108 (could_have_pointers): ... here. For arrays use the element type.
27109 (create_variable_info_for): Initialize may_have_pointers.
27110 (new_var_info): Likewise.
27111 (handle_lhs_call): Make the HEAP variable unknown-sized.
27112 (intra_create_variable_infos): Use a type with pointers for
27113 PARM_NOALIAS, make it unknown-sized.
27115 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
27118 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
27120 2009-02-18 Jason Merrill <jason@redhat.com>
27123 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
27124 value if DECL_EXTERNAL.
27125 * tree-sra.c (sra_walk_gimple_assign): Likewise.
27126 * target.h (gcc_target::binds_local_p): Clarify "module".
27127 * tree.h (TREE_PUBLIC): Clarify "module".
27129 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
27132 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
27133 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
27135 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
27138 * c.opt (Wabi): Support C and ObjC.
27141 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
27143 * config/i386/i386.c (classify_argument): Warn once about the ABI
27144 change when passing union with long double.
27146 * doc/invoke.texi: Update -Wabi for warning psABI changes.
27148 2009-02-18 Joseph Myers <joseph@codesourcery.com>
27151 * c-parser.c (c_parser_compound_statement): Always enter and leave
27154 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27157 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
27159 2009-02-18 Jakub Jelinek <jakub@redhat.com>
27161 PR tree-optimization/36922
27162 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
27163 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
27166 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27168 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
27171 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27173 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
27175 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27177 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
27180 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
27181 Richard Sandiford <rdsandiford@googlemail.com>
27183 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
27184 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
27185 (loongson_biadd): ...this.
27187 2009-02-17 Richard Guenther <rguenther@suse.de>
27189 PR tree-optimization/39202
27190 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
27191 a var make sure to follow existing collapses.
27193 2009-02-17 Richard Guenther <rguenther@suse.de>
27195 PR middle-end/39214
27196 * langhooks.c (lhd_print_error_function): Check for NULL block.
27198 2009-02-17 Richard Guenther <rguenther@suse.de>
27200 PR tree-optimization/39204
27201 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
27204 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
27206 * config/soft-fp/double.h: Update from glibc CVS.
27208 2009-02-17 Richard Guenther <rguenther@suse.de>
27210 PR tree-optimization/39207
27211 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
27212 strict-aliasing warnings for pointers pointing to NULL.
27214 2009-02-16 Joseph Myers <joseph@codesourcery.com>
27217 * c-parser.c (c_parser_braced_init): Call pop_init_level when
27218 skipping until next close brace.
27220 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
27223 * config/i386/i386.c (ix86_expand_push): Set memory alignment
27224 to function argument boundary.
27226 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27228 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
27229 in the lea_add. Reload eventually constraints it properly.
27230 * config/picochip/constraints.md: Remove the target constraint
27231 "b", since it is not needed anymore.
27233 2009-02-16 Jakub Jelinek <jakub@redhat.com>
27235 * gthr-dce.h: Uglify function parameter and local variable names.
27236 * gthr-gnat.h: Likewise.
27237 * gthr-mipssde.h: Likewise.
27238 * gthr-nks.h: Likewise.
27239 * gthr-posix95.h: Likewise.
27240 * gthr-posix.h: Likewise.
27241 * gthr-rtems.h: Likewise.
27242 * gthr-single.h: Likewise.
27243 * gthr-solaris.h: Likewise.
27244 * gthr-tpf.h: Likewise.
27245 * gthr-vxworks.h: Likewise.
27246 * gthr-win32.h: Likewise.
27248 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
27251 * config/i386/i386.md: Restrict the new peephole2 to move
27252 between MMX/SSE registers.
27254 2009-02-15 Richard Guenther <rguenther@suse.de>
27257 2009-02-13 Richard Guenther <rguenther@suse.de>
27259 * configure.ac: Enable LFS.
27260 * configure: Re-generate.
27261 * config.in: Likewise.
27263 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27265 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
27266 spu_srqwbyte, spu_srqwbytebc): Define.
27267 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
27268 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
27269 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
27270 "shrqby_<mode>"): New insn-and-split patterns.
27271 * config/spu/spu.c (expand_builtin_args): Determine and return
27272 number of operands using spu_builtin_description data.
27273 (spu_expand_builtin_1): Use it.
27275 2009-02-13 Steve Ellcey <sje@cup.hp.com>
27278 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
27281 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27284 * config/i386/i386.c (override_options): Correct warning
27285 messages for -malign-loops, -malign-jumps and -malign-functions.
27287 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27290 * config/i386/i386.md: Restrict the new peephole2 to move
27291 between the general purpose registers.
27293 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27296 * config/i386/i386.c (type_natural_mode): Add a new argument.
27297 Return the original mode and warn ABI change if vector size is 32byte.
27298 (function_arg_advance): Updated.
27299 (function_arg): Likewise.
27300 (ix86_function_value): Likewise.
27301 (ix86_return_in_memory): Likewise.
27302 (ix86_sol10_return_in_memory): Likewise.
27303 (ix86_gimplify_va_arg): Likewise.
27304 (function_arg_32): Don't warn ABX ABI change here.
27305 (function_arg_64): Likewise.
27307 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27309 * loop-iv.c (implies_p): In the final case, test that operands 0
27310 of the two comparisons match.
27312 * config/bfin/bfin.c (find_prev_insn_start): New function.
27313 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27314 (find_next_insn_start): Move.
27316 2009-02-13 Richard Guenther <rguenther@suse.de>
27318 * configure.ac: Enable LFS.
27319 * configure: Re-generate.
27320 * config.in: Likewise.
27322 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27325 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27326 sizes on syntax error after some arguments have been parsed.
27328 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27330 * doc/invoke.texi (-fira): Remove.
27332 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27334 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27335 * recog.c: Likewise.
27338 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27340 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27341 (umul_ppmm): Likewise.
27342 (count_leading_zeros): Likewise.
27343 (count_trailing_zeros): Likewise.
27344 (UMUL_TIME): Likewise.
27346 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27348 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27349 soft-fp/t-softfp to tmake_file.
27351 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27352 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27353 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27354 IA64_BUILTIN_INFQ]: New.
27355 (ia64_init_builtins): Initialize __builtin_infq,
27356 __builtin_fabsq and __builtin_copysignq if not HPUX.
27357 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27358 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27360 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27362 (__fixtfti): Likewise.
27363 (__fixunstfti): Likewise.
27364 (__floattitf): Likewise.
27366 * config/ia64/libgcc-glibc.ver: New.
27367 * config/ia64/t-fprules-softfp: Likewise.
27368 * config/ia64/sfp-machine.h: Likewise.
27370 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27371 (LIBGCC2_TF_CEXT): Likewise.
27372 (TF_SIZE): Likewise.
27373 (TARGET_INIT_LIBFUNCS): Likewise.
27375 * config/ia64/t-glibc (SHLINB_MAPFILES):
27376 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27378 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27380 * config/i386/i386.c (construct_container): Rewrite processing
27381 BLKmode with X86_64_SSE_CLASS.
27383 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27386 * config/i386/i386.md: Replace simplify_replace_rtx with
27387 replace_rtx in the new peephole2.
27389 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27391 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27392 loop unrolling do not happen at -O2.
27394 2009-02-12 Michael Matz <matz@suse.de>
27396 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27398 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27400 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27403 2009-02-12 Ben Elliston <bje@au.ibm.com>
27405 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27406 patterns when updating the back chain. Missed in the 2009-02-10
27409 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27411 * doc/extend.texi (Decimal Floating Types): Update identifier of
27412 draft TR and list of missing support.
27414 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27416 PR middle-end/39154
27417 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27418 bit to variable length decl's flags, add it also to its
27419 pointer replacement variable.
27421 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27422 Jakub Jelinek <jakub@redhat.com>
27425 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27426 (memory_blockage): New expander.
27427 (*memory_blockage): New insn pattern.
27428 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27429 instead of general blockage at the end of function prologue when
27430 frame pointer is used to access red zone area. Do not emit blockage
27431 when profiling, it is emitted in generic code.
27432 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27433 function epilogue when frame pointer is used to access red zone area.
27435 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27438 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27439 by arithmetic with memory operands.
27440 * config/i386/predicates.md (commutative_operator): New.
27442 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27444 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27447 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27449 * alias.h (record_alias_subset): Declare.
27450 * alias.c (record_alias_subset): Make global.
27452 2009-02-10 Nick Clifton <nickc@redhat.com>
27454 * tree-parloops.c: Change license to GPLv3.
27455 * ipa-struct-reorg.c: Change license to GPLv3.
27456 * ipa-struct-reorg.h: Change license to GPLv3.
27458 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27461 * c-decl.c (start_struct): Return NULL on error.
27463 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27465 PR middle-end/39124
27466 * cfgloopmanip.c (remove_path): Call remove_bbs after
27467 cancel_loop_tree, not before it.
27470 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27471 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27472 VAR_DECLs were seen.
27473 * tree-ssa-live.c (remove_unused_locals): Recompute
27474 cfun->has_local_explicit_reg_vars.
27475 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27476 copies or clearings if cfun->has_local_explicit_reg_vars.
27478 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27481 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27482 of function prologue when frame pointer is used to access
27485 2009-02-10 Richard Guenther <rguenther@suse.de>
27487 PR middle-end/39127
27488 * gimplify.c (gimple_regimplify_operands): Always look if
27489 we need to create a temporary.
27491 2009-02-10 Richard Guenther <rguenther@suse.de>
27493 PR tree-optimization/39132
27494 * tree-loop-distribution.c (todo): New global var.
27495 (generate_memset_zero): Trigger TODO_rebuild_alias.
27496 (tree_loop_distribution): Return todo.
27498 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27501 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27502 (x86_64_reg_class_name): Removed.
27503 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27504 first one isn't X86_64_SSE_CLASS or any other ones aren't
27505 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27506 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27507 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27508 and 3 X86_64_SSEUP_CLASS.
27509 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27510 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27512 2009-02-10 Ben Elliston <bje@au.ibm.com>
27514 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27515 form instruction to update the stack back chain word, even if the
27516 user has disabled the generation of update instructions.
27517 (movdi_<mode>_update_stack): New.
27518 (movsi_update_stack): Likewise.
27519 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27520 always use an update form instruction to update the stack back
27523 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27525 PR middle-end/38953
27526 * graphite.c (if_region_set_false_region): After moving a region in
27527 the false branch of a condition, remove the empty dummy basic block.
27528 (gloog): Remove wrong fix for PR38953.
27530 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27532 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27533 generation due to implicit sign extension.
27535 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27537 PR middle-end/38981
27538 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27539 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27541 2009-02-09 Richard Guenther <rguenther@suse.de>
27543 PR middle-end/35202
27544 * convert.c (convert_to_real): Disable (float)fn((double)x)
27545 to fnf(x) conversion if errno differences may occur and
27546 -fmath-errno is set.
27548 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27550 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27551 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27552 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27554 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27557 * c-common.c (handle_alias_attribute): Disallow attribute for
27558 anything not a FUNCTION_DECL or VAR_DECL.
27560 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27563 * real.c (do_compare): Special-case compare of zero against
27564 decimal float value.
27566 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27569 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27570 as indicating flexible array members unless the field itself is
27571 being declarared as the incomplete array.
27573 2009-02-06 Jan Hubicka <jh@suse.cz>
27575 PR tree-optimization/38844
27576 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27577 is already inlined.
27579 2009-02-06 Richard Guenther <rguenther@suse.de>
27581 PR middle-end/38977
27582 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27583 fork because we may expand it as __gcov_fork.
27585 2009-02-06 Nick Clifton <nickc@redhat.com>
27587 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27589 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27591 PR tree-optimization/35659
27592 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27593 vn_phi_eq): Shortcut if hashcode does not match.
27594 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27596 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27597 and avoid iterative_hash_expr.
27598 (FOR_EACH_VALUE_ID_IN_SET): New.
27599 (value_id_compare): Remove.
27600 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27601 sort expressions by value id.
27603 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27606 * config/sh/predicates.md (general_movsrc_operand): Don't check
27607 the subreg of system registers here.
27609 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27612 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27613 on the copied decl.
27615 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27617 PR rtl-optimization/39110
27618 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27619 addresses, not aligned ones.
27621 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27622 Richard Guenther <rguenther@suse.de>
27624 PR tree-optimization/39100
27625 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27626 comment says and add edges.
27628 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27631 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27632 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27634 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27636 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27637 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27638 register_bb_in_sese, new_sese, free_sese): Moved.
27639 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27640 outermost_loop_in_scop, build_scop_iteration_domain,
27641 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27642 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27643 Use loop_in_sese_p instead of loop_in_scop_p.
27644 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27645 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27646 (scopdet_basic_block_info): Fix bug in scop detection.
27647 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27648 eq_loop_to_cloog_loop): Remove.
27649 (nb_loops_around_loop_in_scop, nb_loop
27650 ref_nb_loops): Moved here...
27651 * graphite.h (ref_nb_loops): ... from here.
27652 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27653 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27654 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27656 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27657 Hans-Peter Nilsson <hp@axis.com>
27659 PR rtl-optimization/37889
27660 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27661 Move offset handling from PLUS to before the switch. Use new
27662 arguments when considering SYMBOL_REFs too.
27663 (rtx_addr_can_trap_p): Pass dummy offset and size.
27664 (enum may_trap_p_flags): Remove.
27665 (may_trap_p_1): Pass size from MEM_SIZE.
27667 PR rtl-optimization/38921
27668 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27669 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27670 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27671 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27673 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27675 AVX Programming Reference (January, 2009)
27676 * config/i386/sse.md (*vpclmulqdq): New.
27678 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27680 PR tree-optimization/38977
27681 PR gcov-profile/38292
27682 * calls.c (special_function_p): Disregard __builtin_ prefix.
27684 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27686 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27687 non-indexable addresses even before reload.
27689 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27692 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27693 as having variable size. Do not give an error for unnamed
27694 parameters with [*] declarators. Give a warning for type names
27695 with [*] declarators and mark them as variable size.
27696 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27697 for sizeof applied to [*] type names.
27699 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27702 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27704 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27706 * gcc.c (process_command): Update copyright notice dates.
27707 * gcov.c (print_version): Likewise.
27708 * gcov-dump.c (print_version): Likewise.
27709 * mips-tfile.c (main): Likewise.
27710 * mips-tdump.c (main): Likewise.
27712 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27715 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27716 for composite type involving a zero-length array type.
27718 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27721 * function.c (match_asm_constraints_1): Skip over
27722 initial optional % in the constraint.
27724 PR inline-asm/39059
27725 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27726 supported, don't accept FIXED_CSTs.
27727 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27728 and _Sat is used without _Fract/_Accum. Set specs->type to
27729 integer_type_node for cts_fract/cts_accum if fixed point is not
27732 2009-02-02 Catherine Moore <clm@codesourcery.com>
27734 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27736 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27738 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27739 (ABI_HAS_64BIT_SYMBOLS): Use it.
27740 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27742 2009-02-02 Paul Brook <paul@codesourcery.com>
27744 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27746 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27748 PR inline-asm/39058
27749 * recog.h (asm_operand_ok): Add constraints argument.
27750 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27751 recurse on matching constraint.
27752 (check_asm_operands): Pass constraints as 3rd argument to
27753 asm_operand_ok. Don't look up matching constraint here.
27754 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27757 2009-02-02 Ben Elliston <bje@au.ibm.com>
27759 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27760 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27762 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27764 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27765 information. Remove some obsolete information. Reorganize.
27767 * config/pa/fptr.c: Revert license to GPL 2.
27768 * config/pa/milli64.S: Likewise.
27770 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27773 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27774 LIBRARY name in, instead of hard-coding it.
27775 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27776 extra target make frag to tmake_files according to EH model.
27777 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27778 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27779 frags that define makefile variable EH_MODEL appropriately.
27780 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27781 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27782 to "-sjlj" according to type of EH configured.
27783 (LIBGCC_SONAME): Concatenate it to shared library base name.
27784 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27785 to "_sjlj" according to type of EH configured.
27786 (LIBGCC_SONAME): Concatenate it to shared library base name.
27787 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27788 (SHLIB_LINK): Add missing semicolon to if-else construct.
27789 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27790 string value of "pe_dll" command-line option.
27791 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27792 (SHLIB_SONAME): Use it when overriding t-cygming default.
27793 (SHLIB_IMPLIB): Override t-cygming default.
27794 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27795 string value of "pe_dll" command-line option.
27797 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27800 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27801 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27803 2009-01-31 Richard Guenther <rguenther@suse.de>
27805 PR tree-optimization/38937
27806 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27807 computing the transitive closure.
27809 2009-01-30 Richard Guenther <rguenther@suse.de>
27811 PR tree-optimization/39041
27812 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27813 Propagate variable indices only if the types match for this stmt.
27815 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27818 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27819 inline but never defined.
27821 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27823 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27824 (*insv_h_di_reg_extimm): New insn.
27825 (*insv_l<mode>_reg_extimm): New insn.
27827 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27829 * config/picochip/picochip.c (flag_conserve_stack): set
27830 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27831 fconserve-stack. Reduce call-overhead used by inliner.
27833 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27836 * common.opt (flag_conserve_stack): Initialised to zero.
27838 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27841 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27842 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27845 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27847 * ira-color.c (allocno_reload_assign): Update comments.
27848 * regmove.c (regmove_optimize): Likewise.
27852 2009-01-29 Robert Millan <rmh@aybabtu.com>
27854 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27855 * config/i386/kopensolaris-gnu.h: New file. Undefine
27856 `MD_UNWIND_SUPPORT'.
27857 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27859 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27861 PR tree-optimization/39007
27862 * tree-loop-distribution.c (generate_builtin): Use
27863 recompute_dominator to compute the immediate dominator of the
27864 basic block just after the loop.
27866 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27868 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27869 (ASM_OUTPUT_DWARF_PCREL): Define.
27871 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27873 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27874 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27875 global. Modify entries about regmove and IRA.
27877 * ra-conflict.c: Remove the file.
27879 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27881 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27882 (pass_regclass_init): Rename to pass_reginfo_init.
27884 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27886 * toplev.h (flag_ira): Remove.
27888 * caller-save.c (setup_save_areas): Remove flag_ira.
27890 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27892 * global.c: Remove the file.
27894 * opts.c (decode_options): Remove flag_ira.
27896 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27898 * regmove.c: Modify file description.
27899 (find_use_as_address, try_auto_increment): Define them only if
27900 AUTO_INC_DEC is defined.
27901 (replacement_quality, replace_in_call_usage, fixup_match_1,
27902 stable_and_no_regs_but_for_p): Remove.
27903 (reg_set_in_bb): Make it static.
27904 (regmove_optimize): Remove flag_ira and code which worked for
27907 * local-alloc.c: Remove the file.
27909 * common.opt (fira): Remove.
27911 * ira.c: Include except.h.
27912 (eliminable_regset): Move from global.c.
27913 (mark_elimination): Ditto. Remove flag_ira.
27914 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27915 equiv_mem_modified, validate_equiv_mem_from_store,
27916 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27917 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27918 no_equiv, recorded_label_ref): Move from local-alloc.c.
27919 (update_equiv_regs): Ditto. Make it static.
27920 (print_insn_chain, print_insn_chains): Move it from global.c.
27921 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27922 (build_insn_chain): Ditto. Make it static.
27923 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27924 Rename to init_live_subregs.
27925 (gate_ira): Remove flag_ira.
27927 * regclass.c: Rename reginfo.c. Change file description.
27928 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27929 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27930 (init_reg_sets_1): Remove code for evaluation of
27931 reg_class_superclasses and losing_caller_save_reg_set.
27932 (init_regs): Remove init_reg_autoinc.
27933 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27934 ok_for_base_p_nonstrict): Remove.
27935 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27936 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27937 corresponding entries.
27938 (dump_regclass, record_operand_costs, scan_one_insn,
27939 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27940 record_address_regs, auto_inc_dec_reg_p): Remove.
27941 (gt-regclass.h): Rename to gt-reginfo.h.
27943 * rtl.h (dump_global_regs, retry_global_alloc,
27944 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27946 * Makefile.in (RA_H): Remove.
27947 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27948 Rename regclass.o to reginfo.o.
27949 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27951 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27952 (GTFILES): Rename regclass.c to reginfo.c.
27954 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27955 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27957 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27958 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27960 (finish_spills): Ditto. Remove code for !flag_ira.
27962 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27964 PR middle-end/35854
27965 * doc/invoke.texi (rtl debug options): Complete rewrite.
27966 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27968 * mode-switching.c (pass_mode_switching): Rename pass from
27969 "mode-sw" to "mode_sw".
27970 * except.c (pass_convert_to_eh_ranges): Rename pass from
27971 "eh-ranges" to "eh_ranges".
27972 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27976 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27977 Alexander Monakov <amonakov@ispras.ru>
27979 PR middle-end/38857
27980 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27982 (move_exprs_to_boundary): Change return type and pass through
27983 should_move from move_op. Relax assert. Update usage ...
27984 (schedule_expr_on_boundary): ... here. Use should_move instead of
27986 (move_op_orig_expr_found): Indicate that insn was disconnected from
27988 (code_motion_process_successors): Do not call after_merge_succs
27989 callback if original expression was not found when traversing any of
27991 (code_motion_path_driver): Change return type. Update prototype.
27992 (move_op): Update comment. Add a new parameter (should_move). Update
27993 prototype. Set *should_move based on indication provided by
27994 move_op_orig_expr_found.
27996 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27998 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27999 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
28000 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
28001 * config/rs6000/rs6000.c (rs6000_override_options): Default
28002 avoid-indexed-addresses on for Power6, off for everything else.
28003 (avoiding_indexed_address_p): New function.
28004 (rs6000_legitimize_address): Use it.
28005 (rs6000_legitimate_address): Likewise.
28006 * config/rs6000/rs6000.md (movXX_updateX): Likewise
28008 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
28010 PR tree-optimization/38997
28011 * tree-loop-distribution.c (generate_memset_zero): Use
28012 POINTER_PLUS_EXPR for a pointer addition.
28014 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
28016 * config/s390/s390.md (bswap<mode>2): New pattern added.
28018 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28020 * config/s390/s390.md (*tls_load_31): Added type attribute.
28022 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28024 * config/s390/s390.md: Fix a few comments.
28026 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28028 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
28029 (*tm<mode>_full): Fixed z10prop attribute.
28030 (*tst<mode>_extimm): Fixed z10prop attribute.
28031 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
28032 (*tstqiCCT_cconly): Fixed z10prop attribute.
28033 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
28034 (*movsi_larl): Fixed z10prop attribute.
28035 (*movsi_zarch): Fixed z10prop attribute.
28036 (*movsi_eas): Fixed z10prop attribute.
28037 (*movhi): Fixed z10prop attribute.
28038 (*movqi): Fixed z10prop attribute.
28039 (*movstrictqi): Fixed z10prop attribute.
28040 (*mov<mode>): Fixed z10prop attribute.
28041 (*movcc): Fixed z10prop attribute.
28042 (*sethighpartdi_64): Fixed z10prop attribute.
28043 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
28044 (*negdi2_sign_cc): Fixed z10prop attribute.
28045 (*negdi2_sign): Fixed z10prop attribute.
28046 (*absdi2_sign_cc): Fixed z10prop attribute.
28047 (*absdi2_sign): Fixed z10prop attribute.
28048 (*negabsdi2_sign_cc): Fixed z10prop attribute.
28049 (*negabsdi2_sign): Fixed z10prop attribute.
28050 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
28051 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
28052 (doloop_si64): Fixed z10prop attribute.
28053 (doloop_si31): Fixed z10prop attribute.
28054 (doloop_long): Fixed z10prop attribute.
28055 (indirect_jump): Fixed z10prop attribute.
28056 (nop): Fixed z10prop attribute.
28057 (main_base_64): Fixed z10prop attribute.
28058 (reload_base_64): Fixed z10prop attribute.
28060 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28062 PR rtl-optimization/38740
28063 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
28065 * config/mips/mips.c (mips_reorg): Likewise.
28067 2009-01-28 Richard Guenther <rguenther@suse.de>
28069 PR tree-optimization/38926
28070 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
28071 with the correct value id to a value.
28072 (do_regular_insertion): Use the value number of edoubleprime
28073 for the value number of the expr.
28076 2008-08-21 Richard Guenther <rguenther@suse.de>
28078 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
28079 a PHI ask VN if it is already available.
28080 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
28081 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
28083 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28085 PR middle-end/38934
28086 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
28087 set to varying whenever max has TREE_OVERFLOW set, similarly
28088 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
28090 2009-01-28 Richard Guenther <rguenther@suse.de>
28092 PR middle-end/38908
28093 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
28094 uninitialized aggregate uses in call arguments.
28096 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
28098 PR tree-optimization/38984
28099 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
28100 the nothing_id variable if -fno-delete-null-pointer-checks.
28102 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
28105 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
28106 (set_got_offset_rex64): Ditto.
28108 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
28111 * doc/extend.texi: Improve local variable with asm reg.
28113 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
28115 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
28116 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
28117 was not supplied then set warn_packed_bitfield_compat to the
28118 default value of 1.
28119 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
28122 2009-01-27 Richard Guenther <rguenther@suse.de>
28124 PR tree-optimization/38503
28125 * cfgexpand.c (expand_gimple_basic_block): Ignore
28126 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
28127 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
28128 variables that cannot have TBAA applied.
28129 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
28132 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
28134 PR middle-end/38969
28135 * calls.c (initialize_argument_information): Do not wrap complex
28136 arguments in SAVE_EXPR.
28138 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
28140 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
28141 (INSTALL_LIBGCC): Revert typo commit.
28143 2009-01-26 Richard Guenther <rguenther@suse.de>
28145 PR tree-optimization/38745
28146 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
28147 from special handling.
28149 2009-01-26 Richard Guenther <rguenther@suse.de>
28151 PR tree-optimization/38745
28152 * tree-ssa.c (execute_update_addresses_taken): Do not include
28153 variables that cannot possibly be a register in not_reg_needs.
28154 Do not clear TREE_ADDRESSABLE on vars that may not become
28156 * tree-ssa.c (update_alias_info_1): Include those in the set
28157 of addressable vars.
28159 2009-01-26 Richard Guenther <rguenther@suse.de>
28161 PR middle-end/38851
28162 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
28163 * tree-ssa-dse.c: Include langhooks.h
28164 (execute_simple_dse): Remove stores with zero size.
28166 2009-01-24 Jakub Jelinek <jakub@redhat.com>
28169 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
28172 2009-01-24 Julian Brown <julian@codesourcery.com>
28174 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
28175 config/arm/linux-atomic.c.
28176 * config/arm/linux-atomic.c: New.
28178 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
28180 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
28181 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
28182 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
28184 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
28187 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
28190 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
28192 PR tree-optimization/38953
28193 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
28194 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
28195 (gloog): Split the exit of the scop when the scop exit is a loop exit.
28196 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
28199 2009-01-24 Paul Brook <paul@codesourcery.com>
28201 * config/arm/neon.md (neon_type): Move to arm.md.
28202 (neon_mov<VSTRUCT>): Add neon_type attribute.
28203 * config/arm/arm.md (neon_type): Move to here.
28204 (conds): Add "unconditioal" and use as default for NEON insns.
28206 2009-01-24 Ben Elliston <bje@au.ibm.com>
28208 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
28209 void *' warning from -Wc++-compat.
28210 * Makefile.in (dominance.o-warn): Remove.
28212 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
28214 PR tree-optimization/38932
28215 * fold-const.c (fold_unary_ignore_overflow): New.
28216 * tree.h (fold_unary_ignore_overflow): Declare.
28217 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
28218 * tree-ssa-sccvn.c (visit_reference_op_load,
28219 simplify_unary_expression): Likewise.
28221 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
28223 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
28224 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
28225 regardless of their type.
28226 * c-common.c (handle_packed_attribute): Don't ignore packed on
28228 * c.opt (Wpacked-bitfield-compat): New warning option.
28229 * stor-layout.c (place_field): Warn if offset of a field changed.
28230 * doc/extend.texi (packed): Mention the ABI change.
28231 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
28232 (Warning Options): Add it to the list.
28234 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
28236 * c-opts.c (c_common_post_options): Fix a typo in comments.
28238 2009-01-22 Steve Ellcey <sje@cup.hp.com>
28240 PR middle-end/38615
28241 * gimplify.c (gimplify_init_constructor): Fix promotion of const
28242 variables to static.
28243 * doc/invoke.texi (-fmerge-all-constants): Update description.
28245 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
28248 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
28249 (*movdi_1_rex64): Use type "mmx" for alternative 5.
28251 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
28253 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
28255 (LOCAL_ALIGNMENT): Similarly.
28257 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28258 Joseph Myers <joseph@codesourcery.com>
28260 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
28261 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
28262 * config/arm/arm-tune.md: Regenerate.
28263 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
28266 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28268 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
28269 version number to five.
28271 2009-01-22 Dodji Seketeli <dodji@redhat.com>
28274 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
28275 * c-common.c (set_underlying_type): Likewise.
28276 (is_typedef_decl ): Likewise
28278 (set_underlying_type): Likewise.
28279 (is_typedef_type): Likewise.
28281 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
28283 PR middle-end/38587
28284 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
28287 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28290 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
28291 (LIBGCC_SPEC): Don't define.
28292 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
28294 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
28296 PR rtl-optimization/38879
28297 * alias.c (base_alias_check): Unaligned access via AND address can
28298 alias all surrounding object types except those with sizes equal
28299 or wider than the size of unaligned access.
28301 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28304 * c-decl.c (clone_underlying_type): Move this ...
28305 * c-common.c (set_underlying_type): ... here.
28306 Also, make sure the function properly sets TYPE_STUB_DECL() on
28307 the newly created typedef variant type.
28308 (is_typedef_decl ): New entry point.
28309 * tree.h: Added a new member member_types_needing_access_check to
28310 struct tree_decl_non_common.
28311 (set_underlying_type): New entry point.
28312 (is_typedef_type): Likewise.
28314 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28316 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28317 Check whether two instructions have memory references that
28318 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28319 are helper functions for traversing.
28320 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28321 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28322 not to draw dependency edge for instructions with non-conflicting
28325 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28328 * longlong.h: Update copyright years. Use soft-fp license notice.
28329 Sync __clz_tab declaration with glibc.
28331 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28334 * doc/extend.texi (syscall_linkage): New.
28335 (version_id): Modify.
28337 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28338 Richard Guenther <rguenther@suse.de>
28340 PR tree-optimization/38747
28341 PR tree-optimization/38748
28342 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28343 conversion if the base address is an indirect reference and the
28344 aliasing sets could cause issues.
28346 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28348 * common.opt (fgraphite, fgraphite-identity): Add comment for
28349 explaining why these options are not documented.
28351 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28353 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28354 gimple_call_lhs is NULL.
28356 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28359 * emit-rtl.c (adjust_address_1): Make sure memref is never
28362 2009-01-20 Ben Elliston <bje@au.ibm.com>
28364 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28365 const qualifier from arg parameter. Remove unnecessary cast to char *.
28366 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28367 const qualifier from arg 2.
28369 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28371 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28373 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28376 * rtl.h (reinit_regs): New prototype.
28377 * regclass.c: Include ira.h.
28378 (reinit_regs): New.
28379 * Makefile.in (regclass.o): Add ira.h.
28380 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28382 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28385 * c-common.c (handle_aligned_attribute): Use
28386 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28387 default alignment value.
28389 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28391 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28392 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28394 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28395 __BIGGEST_ALIGNMENT__.
28397 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28399 2009-01-18 Richard Guenther <rguenther@suse.de>
28401 PR tree-optimization/38819
28402 * tree-flow.h (operation_could_trap_helper_p): Declare.
28403 * tree-eh.c (operation_could_trap_helper_p): Export.
28404 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28405 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28406 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28407 are about to insert a possibly trapping instruction and fail
28410 2009-01-18 Andreas Schwab <schwab@suse.de>
28412 * doc/install.texi (Configuration): Remove obsolete paragraph
28413 about use of --with-gnu-ld with --with-gnu-as.
28415 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28417 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28418 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28419 Follow spelling conventions.
28421 2009-01-18 Ben Elliston <bje@au.ibm.com>
28423 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28424 C++ warning about implicit conversion from void * to struct
28426 (bitmap_obstack_free): Likewise for bitmap_element *.
28427 * Makefile.in (bitmap.o-warn): Remove.
28429 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28431 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28433 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28434 Tobias Grosser <tobi.grosser@amd.com>
28436 * graphite.c (graphite_trans_scop_block): Do not block single
28439 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28441 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28442 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28443 test with assertion.
28445 2009-01-16 Richard Guenther <rguenther@suse.de>
28447 PR tree-optimization/38835
28448 PR middle-end/36227
28449 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28450 and INT + PTR -> (INT)(PTR p+ INT) folding.
28451 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28453 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28456 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28457 the subreg from a lowpart subreg if it is also casting the value.
28459 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28460 Tobias Grosser <tobi.grosser@amd.com>
28462 * graphite.c (compare_prefix_loops): New.
28463 (build_scop_canonical_schedules): Rewritten.
28464 (graphite_transform_loops): Move build_scop_canonical_schedules
28465 after build_scop_iteration_domain.
28467 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28468 Tobias Grosser <tobi.grosser@amd.com>
28470 * graphite.c (add_conditions_to_domain): Add the loops to
28471 the dimension of the iteration domain. Do copy the domain
28472 only when it exists.
28473 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28474 (add_conditions_to_constraints): New.
28475 (can_generate_code_stmt, can_generate_code): Removed.
28476 (gloog): Do not call can_generate_code.
28477 (graphite_transform_loops): Call add_conditions_to_constraints
28478 after building the iteration domain.
28480 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28482 PR tree-optimization/38789
28483 * tree-ssa-threadedge.c
28484 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28485 __builtin_constant_p.
28487 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28489 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28490 examined before deleting them.
28492 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28494 * function.c (aggregate_value_p): Correctly extract the function
28495 type from CALL_EXPR_FN lookup.
28497 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28499 * config/picochip/picochip.c (picochip_override_options): Revert
28500 CFI asm flag disable commited previously.
28502 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28503 Tobias Grosser <tobi.grosser@amd.com>
28504 Jan Sjodin <jan.sjodin@amd.com>
28506 * graphite.c (scan_tree_for_params): On substractions negate
28507 all the coefficients of the term.
28508 (clast_to_gcc_expression_red): New. Handle reduction expressions
28509 of more than two operands.
28510 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28511 (get_vdef_before_scop): Handle also the case of default definitions.
28513 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28515 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28516 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28517 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28519 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28520 Joey Ye <joey.ye@intel.com>
28522 PR middle-end/37843
28523 * cfgexpand.c (expand_stack_alignment): Don't update stack
28524 boundary nor check incoming stack boundary here.
28525 (gimple_expand_cfg): Update stack boundary and check incoming
28526 stack boundary here.
28528 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28530 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28532 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28534 PR rtl-optimization/38245
28535 * calls.c (expand_call): Add stack arguments to
28536 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28537 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28538 in regs and partially in memory or BLKmode arguments.
28539 (emit_library_call_value_1): Add stack arguments to
28540 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28541 ACCUMULATE_OUTGOING_ARGS).
28542 * dce.c: Include tm_p.h.
28543 (find_call_stack_args): New function.
28544 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28546 (mark_insn): Call find_call_stack_args for CALL_Ps.
28547 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28548 forwards. Allocate and free arg_stores bitmap if needed, pass it
28549 down to deletable_insn_p, don't mark stores set in arg_stores
28550 bitmap, clear the bitmap at the beginning of each bb.
28551 * Makefile.in (dce.o): Depend on $(TM_P_H).
28553 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28556 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28557 to make sure the insn is a conditional test (bug 22599). Reformat a
28560 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28562 PR middle-end/38431
28563 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28564 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28565 (gloog): Do not call cleanup_tree_cfg.
28566 (graphite_transform_loops): Call cleanup_tree_cfg after all
28567 scops have been code generated.
28569 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28570 * doc/gty.texi (Invoking the garbage collector): Added new node
28571 and section documenting ggc_collect.
28573 2009-01-14 Richard Guenther <rguenther@suse.de>
28575 PR tree-optimization/38826
28576 PR middle-end/38477
28577 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28578 initialization notes only if we actually emitted a warning.
28579 (intra_create_variable_infos): Add constraints for a result decl
28580 that is passed by hidden reference.
28581 (build_pred_graph): Mark all related variables non-direct on
28584 2009-01-14 Nick Clifton <nickc@redhat.com>
28586 * ira-conflicts.c: Include addresses.h for the definition of
28588 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28589 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28591 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28594 * Makefile.in (ira-lives.o): Add except.h.
28596 * ira-lives.c: Include except.h.
28597 (process_bb_node_lives): Process can_throw_internal.
28599 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28601 PR rtl-optimization/38774
28602 * combine.c (simplify_set): When undoing cc_use change, don't do
28603 PUT_CODE on the newly created comparison, but instead put back the
28606 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28608 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28609 values. Remove duplicate arm8 entry.
28611 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28613 PR tree-optimization/38786
28614 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28615 the SSA_NAME case of expand_scalar_variables_expr.
28616 Set the type of an expression to the type of its assign statement.
28617 (expand_scalar_variables_expr): Also gather the scalar computation
28618 used to index the memory access. Do not pass loop_p.
28619 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28620 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28621 the gimple_stmt_iterator where it inserts new code.
28622 Do not pass loop_p.
28623 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28624 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28626 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28628 * graphite.h (debug_value): Removed.
28629 * graphite.c (debug_value): Removed.
28631 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28633 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28634 ldrd/strd with two 32-bit instructions.
28636 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28638 * config/arm/arm.c (struct processors): Pass for speed down into
28639 cost helper functions.
28640 (const_ok_for_op): Handle COMPARE and inequality nodes.
28641 (arm_rtx_costs_1): Rewrite.
28642 (arm_size_rtx_costs): Update prototype.
28643 (arm_rtx_costs): Pass speed down to helper functions.
28644 (arm_slowmul_rtx_costs): Rework cost calculations.
28645 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28646 (arm_9e_rtx_costs): Likewise.
28648 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28650 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28651 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28652 (alpha_legitimize_address): Do not split local symbols wider than
28653 UNITS_PER_WORD into HIGH/LO_SUM parts.
28655 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28658 * gcc.c (process_command): Replace call to execvp with calls
28659 to pex_one and exit.
28661 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28664 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28665 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28666 variant for devices with 3-byte PC.
28667 (__tablejump_elpm__): New.
28669 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28672 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28673 offsetof member-designator, handle it as `[0].'.
28675 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28677 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28678 function when not using named sections on targets with named sections
28679 if branch distance is less than 262132.
28681 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28683 * combine.c (combine_instructions): Recompute
28684 optimize_this_for_speed_p for each BB in the main combine loop.
28686 2009-01-12 Tomas Bily <tbily@suse.cz>
28689 * tree-loop-distribution.c (prop_phis): New function.
28690 (generate_builtin): Call prop_phis.
28692 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28694 PR tree-optimization/38807
28695 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28696 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28698 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28700 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28701 subreg of op0 to the original op0.
28703 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28705 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28707 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28710 * mips-tfile.c (parse_def): Fix parsing of def strings
28711 starting with digits.
28713 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28716 * config/arm/arm.c (arm_is_long_call_p): Don't call
28717 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28719 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28721 * regrename.c (regrename_optimize): Fix dumping.
28722 (find_oldest_value_reg): Preserve REG_POINTER.
28723 (copy_hardreg_forward_1): Likewise.
28725 2009-01-09 Diego Novillo <dnovillo@google.com>
28727 * gimple.h (struct gimple_statement_base) <uid>: Document
28728 the restrictions on its use.
28729 (gimple_uid): Tidy.
28730 (gimple_set_uid): Tidy.
28732 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28734 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28735 zero guard even if align_bytes != 0 and count is smaller than
28738 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28740 PR rtl-optimization/38495
28741 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28742 (add_range_and_copies_from_move_list): Print all added ranges.
28743 Add ranges to memory optimized destination.
28745 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28749 * config/i386/i386.c (override_options): Reject
28750 -mstringop-strategy=rep_8byte with -m32.
28751 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28752 to 1. Do count comparison against epilogue_size_needed at compile
28753 time even when count_exp was constant forced into register. For
28754 size_needed don't jump to epilogue, instead just avoid aligning
28755 and invoke the body algorithm. If need_zero_guard, add zero guard
28756 even if count is non-zero, but smaller than size_needed + number of
28757 bytes that could be stored for alignment.
28758 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28759 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28760 but smaller than size_needed + number of bytes that could be stored
28761 for alignment. Compare size_needed with epilogue_size_needed instead
28762 of desired_align - align, don't adjust size_needed, pass
28763 epilogue_size_needed to the epilogue expanders.
28766 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28768 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28770 * pa.c (last_address): Change to unsigned.
28771 (update_total_code_bytes): Change argument to unsigned. Don't
28772 check if insn addresses are set.
28773 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28774 addresses are not set.
28775 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28777 2009-01-09 Nick Clifton <nickc@redhat.com>
28779 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28780 DECL_DECLARED_INLINE_P.
28782 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28784 PR middle-end/38347
28785 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28786 GET_MODE (op0) in operand_subword_force calls.
28788 PR middle-end/38771
28789 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28790 fold_convert arg0 operands to TREE_TYPE (op0) first.
28792 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28794 * params.def (ira-max-conflict-table-size): Decrease default value
28797 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28799 PR tree-optimization/37031
28800 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28802 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28803 allocate it using gc instead of heap, use VEC_quick_push instead of
28805 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28806 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28807 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28808 allocated vector from heap allocated.
28809 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28810 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28811 vector only after perfect_loop_nest_depth call.
28813 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28814 Jan Sjodin <jan.sjodin@amd.com>
28816 PR tree-optimization/38559
28817 * graphite.c (debug_value, copy_constraint,
28818 swap_constraint_variables, scale_constraint_variable, ): New.
28819 (get_lower_bound, get_upper_bound): Removed.
28820 (graphite_trans_bb_strip_mine): Clean up this code that works
28821 only for constant number of iterations. Fully copy upper and
28822 lower bound constraints, not only the constant part of them.
28823 * graphite.h (debug_value): Declared.
28825 2009-01-08 Ira Rosen <irar@il.ibm.com>
28827 PR tree-optimization/37194
28828 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28829 Don't add the cost of cost model guard in prologue to scalar
28830 outside cost in case of known number of iterations.
28832 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28833 Alan Modra <amodra@bigpond.net.au>
28835 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28836 non-word-aligned REG+CONST addressing.
28838 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28841 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28842 free_after_compilation when outputting a thunk.
28843 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28844 Do not call free_after_compilation here.
28846 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28848 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28849 (ix86_valid_target_attribute_inner_p): Ditto.
28851 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28853 PR tree-optimization/38492
28854 PR tree-optimization/38498
28855 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28856 * tree-chrec.h (scev_is_linear_expression): Declared.
28857 * graphite.c (graphite_cannot_represent_loop_niter): New.
28858 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28859 (graphite_loop_normal_form): Use gcc_assert.
28860 (scan_tree_for_params): Use CASE_CONVERT.
28861 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28862 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28863 Use gcc_assert. Discard scops that contain unhandled cases.
28864 (build_scop_conditions): Return a boolean status for unhandled cases.
28865 (strip_mine_profitable_p): Print the loop number, not its depth.
28866 (is_interchange_valid): Pass the depth of the loop nest, don't
28867 recompute it wrongly.
28868 (graphite_trans_bb_block): Same.
28869 (graphite_trans_bb_block): Print tentative of loop blocking.
28870 (graphite_trans_scop_block): Do not print that the loop has been
28872 (graphite_transform_loops): Do not handle scops that contain condition
28875 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28877 AVX Programming Reference (December, 2008)
28878 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28879 (_mm256_stream_pd): Likewise.
28880 (_mm256_stream_ps): Likewise.
28882 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28883 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28884 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28885 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28886 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28887 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28888 (ix86_expand_special_args_builtin): Likewise.
28890 * config/i386/sse.md (AVXMODEDI): New.
28891 (avx_movnt<mode>): Likewise.
28892 (avx_movnt<mode>): Likewise.
28893 (<sse>_movnt<mode>): Remove AVX support.
28894 (sse2_movntv2di): Likewise.
28896 2009-01-07 Richard Guenther <rguenther@suse.de>
28898 PR middle-end/38751
28899 * fold-const.c (extract_muldiv): Remove obsolete comment.
28900 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28901 to PLUS_EXPR canonicalization for the canonicalization.
28903 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28905 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28906 hosted cross-compilers generating less efficient code.
28908 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28910 * function.h (rtl_data): Add a dbr_scheduled_p field.
28911 * reorg.c (dbr_schedule): Set it.
28912 (gate_handle_delay_slots): Check it.
28913 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28914 (mips_reorg): Check flag_delayed_branch instead of
28915 mips_base_delayed_branch.
28916 (mips_override_options): Don't set mips_base_delayed_branch
28917 or flag_delayed_branch.
28919 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28921 PR rtl-optimization/38426.
28922 * ira.c (ira): Set current_function_is_leaf earlier.
28924 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28926 PR rtl-optimization/38722
28927 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28928 too early, only set a flag and modify after last possible
28931 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28934 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28935 * real.c (decimal_single_format): Correct values of emin and emax.
28936 (decimal_double_format): Ditto.
28937 (decimal_quad_format): Ditto.
28938 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28939 computation of DECnn_MIN and DECnn_MAX for corrected values of
28940 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28941 __DECnn_MIN__, and adjust its computation for the corrected value
28944 2009-01-06 Jan Hubicka <jh@suse.cz>
28947 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28949 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28951 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28952 Add Robert Clark to the list of testers.
28954 2009-01-06 Jan Hubicka <jh@suse.cz>
28955 Kai Tietz <kai.tietz@onevision.com>
28957 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28958 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28960 2009-01-06 Jan Hubicka <jh@suse.cz>
28961 Kai Tietz <kai.tietz@onevision.com>
28963 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28965 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28966 (ix86_nsaved_regs): Count only general purpose regs.
28967 (ix86_nsaved_sseregs): New.
28968 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28969 to 16 for w64; compute padding and size of sse reg save area.
28970 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28971 general purpose regs.
28972 (ix86_emit_save_sse_regs_using_mov): New.
28973 (ix86_expand_prologue): Save SSE regs if needed.
28974 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28975 (ix86_emit_restore_sse_regs_using_mov): New.
28976 (ix86_expand_epilogue): Save SSE regs if needed.
28978 2009-01-06 Jan Hubicka <jh@suse.cz>
28979 Kai Tietz <kai.tietz@onevision.com>
28981 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28982 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28983 functions when accumulate outgoing args is off.
28985 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28988 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28989 before using pseudos_have_intersected_live_ranges_p.
28991 * ira-int.h (ira_assert): Always define.
28993 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28995 AVX Programming Reference (December, 2008)
28996 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28997 (_mm256_permute2_pd): Likewise.
28998 (_mm_permute2_ps): Likewise.
28999 (_mm256_permute2_ps): Likewise.
29000 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
29001 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
29003 * config/i386/i386.c (ix86_builtins): Remove
29004 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
29005 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
29006 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
29007 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
29008 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
29009 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
29010 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
29011 __builtin_ia32_vpermil2ps256.
29012 (ix86_init_mmx_sse_builtins): Updated.
29013 (ix86_expand_args_builtin): Likewise.
29015 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29017 * pa.c (output_call): Relocate non-jump insns in the delay slot of
29018 long absolute calls when generating PA 2.0 code.
29020 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
29022 PR rtl-optimization/38583
29023 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
29025 * params.def (ira-max-conflict-table-size): New.
29027 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
29029 * ira.h (ira_conflicts_p): New external definition.
29031 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
29032 table. Report this. Return result of building.
29033 (ira_build_conflicts): Use ira_conflicts_p. Check result of
29034 building conflict table.
29036 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
29037 (ira_color): Use ira_conflicts_p.
29039 * global.c: Include ira.h.
29040 (pseudo_for_reload_consideration_p, build_insn_chain): Use
29043 * Makefile.in (global.o): Add ira.h.
29045 * ira-build.c (mark_all_loops_for_removal,
29046 propagate_some_info_from_allocno): New.
29047 (remove_unnecessary_allocnos): Call
29048 propagate_some_info_from_allocno.
29049 (remove_low_level_allocnos): New.
29050 (remove_unnecessary_regions): Add parameter. Call
29051 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
29052 parameter to remove_unnecessary_regions.
29053 (ira_build): Remove all regions but root if the conflict table was
29054 not built. Update conflict hard regs for allocnos crossing calls.
29056 * ira.c (ira_conflicts_p): New global.
29057 (ira): Define and use ira_conflicts_p.
29059 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
29060 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
29061 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
29063 2009-01-06 Ben Elliston <bje@au.ibm.com>
29065 * gengtype-lex.l (YY_NO_INPUT): Define.
29067 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
29070 * c-common.c (handle_vector_size_attribute): Also reject
29071 BOOLEAN_TYPE types.
29073 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
29075 PR tree-optimization/38492
29076 * graphite.c (rename_map_elt, debug_rename_elt,
29077 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
29078 rename_map_elt_info, eq_rename_map_elts,
29079 get_new_name_from_old_name, bb_in_sese_p): Moved around.
29080 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
29081 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
29082 (sese_build_livein_liveouts): New.
29083 (new_sese, free_sese): New.
29084 (new_scop): Call new_sese.
29085 (free_scop): Call free_sese.
29086 (rename_variables_from_edge, rename_phis_end_scop): Removed.
29087 (register_old_new_names): Renamed register_old_and_new_names.
29088 (register_scop_liveout_renames, add_loop_exit_phis,
29089 insert_loop_close_phis, struct igp,
29090 default_liveout_before_guard, add_guard_exit_phis,
29091 insert_guard_phis, copy_renames): New.
29092 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
29093 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
29094 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
29095 (scop_adjust_phis_for_liveouts): New.
29096 (gloog): Call scop_adjust_phis_for_liveouts.
29098 * graphite.h (struct sese): Documented. Added fields liveout,
29099 num_ver and livein.
29100 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
29101 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
29102 (struct scop): Added field liveout_renames.
29103 (SCOP_LIVEOUT_RENAMES): New.
29105 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29107 PR tree-optimization/38510
29108 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
29109 (translate_clast): Call recompute_all_dominators before
29111 (gloog): Call recompute_all_dominators before graphite_verify.
29113 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29114 Jan Sjodin <jan.sjodin@amd.com>
29116 PR tree-optimization/38500
29117 * graphite.c (create_sese_edges): Call fix_loop_structure after
29120 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
29122 * config.gcc: Add m32r*-*-rtems*.
29123 * config/m32r/rtems.h: New file.
29125 2009-01-05 Ben Elliston <bje@au.ibm.com>
29127 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
29128 (.po.pox): Likewise.
29129 (po/gcc.pot): Likewise.
29131 2009-01-04 David S. Miller <davem@davemloft.net>
29133 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
29134 (STARTING_FRAME_OFFSET): Always set to zero.
29136 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29138 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
29139 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
29140 fixed-point types, and vectors of the same.
29142 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29144 * config/mips/sync.md (*mb_barrier): Rename to...
29145 (*memory_barrier): ...this.
29147 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
29149 * doc/extend.texi (Function Attributes): Move @cindex after @item
29150 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
29151 and put in alphabetical order. Fix 'target' name and put in order.
29152 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
29155 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
29157 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
29158 (memory_barrier): Expand as unspec instead of unspec_volatile.
29159 Remove mem:BLK from insn operands. Use Pmode scratch register.
29160 (*memory_barrier): Define as unspec instead of unspec_volatile.
29161 Use (match_dup 0) as input operand.
29163 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
29164 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
29165 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
29166 scratch register. Remove operand 1.
29167 (*stbar): Define as unspec instead of unspec_volatile.
29168 Use (match_dup 0) as input operand, remove (const_int 8).
29169 (*membar): Define as unspec instead of unspec_volatile.
29170 Use (match_dup 0) as input operand, remove input operand 2.
29172 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
29173 (memory_barrier): Expand as unspec instead of unspec_volatile.
29174 Remove mem:BLK from insn operands. Use Pmode scratch register.
29175 (*memory_barrier): Define as unspec instead of unspec_volatile.
29176 Use (match_dup 0) as input operand.
29178 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
29179 Remove mem:BLK from insn operands. Use Pmode scratch register.
29180 Set volatile flag on operand 0.
29181 (*memory_barrier): New insn pattern.
29183 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
29185 (*memory_barrier): Use (match_dup 0) as input operand.
29187 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
29188 Remove mem:BLK from insn operands. Use Pmode scratch register.
29189 Set volatile flag on operand 0.
29190 (*mb_internal): New insn pattern.
29192 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
29194 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29196 PR middle-end/38586
29197 * function.c (struct temp_slot): Move to the section of the file
29198 that deals with temp slots. Remove field 'address'.
29199 (temp_slot_address_table): New hash table of address -> temp slot.
29200 (struct temp_slot_address_entry): New struct, items for the table.
29201 (temp_slot_address_compute_hash, temp_slot_address_hash,
29202 temp_slot_address_eq, insert_temp_slot_address): Support functions
29204 (find_temp_slot_from_address): Rewrite to use the new hash table.
29205 (remove_unused_temp_slot_addresses): Remove addresses of temp
29206 slots that have been made available.
29207 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
29208 worker function for remove_unused_temp_slot_addresses.
29209 (assign_stack_temp_for_type): Don't clear the temp slot address list.
29210 Add the temp slot address to the address -> temp slot map.
29211 (update_temp_slot_address): Update via insert_temp_slot_address.
29212 (free_temp_slots): Call remove_unused_temp_slot_addresses.
29213 (pop_temp_slots): Likewise.
29214 (init_temp_slots): Allocate the address -> temp slot map, or empty
29215 the map if it is already allocated.
29216 (prepare_function_start): Initialize temp slot processing.
29218 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29220 PR middle-end/38584
29221 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
29222 Calculate the size of all stack vars assuming no packing of stack
29223 vars will happen, replacing a quadratic algorithm with a linear one.
29225 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29228 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
29231 2009-01-03 Diego Novillo <dnovillo@google.com>
29233 * doc/contrib.texi: Update contributions.
29235 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29238 * builtins.c (fold_builtin_memory_op): Give up if either operand
29239 is volatile. Set srctype or desttype to non-qualified version
29243 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
29244 and FUNCTION_DECLs.
29246 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
29248 PR rtl-optimization/35805
29249 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
29250 problem if fast dce is able to remove any instructions.
29251 * dce.c (dce_process_block): Fix dump message.
29253 2009-01-02 Mark Mitchell <mark@codesourcery.com>
29256 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
29258 2009-01-02 Jakub Jelinek <jakub@redhat.com>
29260 PR middle-end/38690
29261 * tree-flow.h (op_code_prio, op_prio): New prototypes.
29262 * tree-pretty-print.c (op_code_prio): New function.
29263 (op_prio): No longer static. Use op_code_prio.
29264 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
29265 Use op_prio and op_code_prio to determine if () should be
29266 printed around operand(s) or not.
29268 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
29269 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
29270 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
29271 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
29272 pp_character instead of pp_string for single letter printing.
29274 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
29276 * doc/extend.texi: Fix '#pragma GCC option' typo.
29278 2009-01-02 Richard Guenther <rguenther@suse.de>
29280 * doc/install.texi (--enable-checking): Mention different
29281 default for stage1.
29282 (--enable-stage1-checking): Document.
29284 2009-01-01 Andrew Pinski <pinskia@gmail.com>
29286 PR middle-end/30142
29287 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
29288 case to be an error.
29290 2009-01-02 Ben Elliston <bje@au.ibm.com>
29292 * config/fp-bit.h (pack_d): Constify argument.
29293 * config/fp-bit.c (makenan): Constify return type. Remove casts.
29294 (isnan): Constify argument.
29296 (iszero): Likewise.
29297 (pack_d): Likewise.
29298 (_fpadd_parts): Constify return type.
29299 (_fpmul_parts): Likewise.
29300 (_fpdiv_parts): Likewise.
29302 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29305 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29306 warn about overwriting initializer with side-effects or
29307 -Woverride-init if !IMPLICIT.
29308 (output_init_element): Likewise. Pass IMPLICIT down to
29310 (process_init_element): Add IMPLICIT argument. Pass it down
29311 to output_init_element.
29312 (push_init_element, pop_init_level, set_designator): Adjust
29313 process_init_element callers.
29314 (set_nonincremental_init, set_nonincremental_init_from_string):
29315 Adjust add_pending_init callers.
29316 (output_pending_init_elements): Adjust output_init_element callers.
29317 * c-tree.h (process_init_element): Adjust prototype.
29318 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29319 process_init_element callers.
29322 Copyright (C) 2009 Free Software Foundation, Inc.
29324 Copying and distribution of this file, with or without modification,
29325 are permitted in any medium without royalty provided the copyright
29326 notice and this notice are preserved.