1 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
4 * arm.c (arm_override_options): Forcibly disable hot/cold block
7 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
10 * haifa-sched.c (try_ready): Skip debug deps updating speculation
13 2009-10-20 Richard Guenther <rguenther@suse.de>
15 * ggc-page.c: Include cfgloop.h.
16 (struct max_alignment): Drop long double, add void *.
17 (extra_order_size_table): Add low non-power-of-two multiples
18 of MAX_ALIGNMENT. Drop small type-based entries, add
19 tree_type, cgraph_node and loop.
20 * alloc-pool.c (struct allocation_object_def): Drop long double
23 2009-10-20 Jakub Jelinek <jakub@redhat.com>
26 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
27 referenced just in DEBUG_INSNs.
29 2009-10-20 Richard Guenther <rguenther@suse.de>
32 * gimple.c (gimple_register_type): Make sure we register
33 the types main variant first.
35 2009-10-20 Richard Guenther <rguenther@suse.de>
37 * gimple.c (gimple_types_compatible_p): Simplify. Move
38 cheap checks before hashtable queries. Add checks for
39 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
41 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
43 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
44 without size or with size that can't be represented as a host integer.
46 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
48 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
49 the removal of a debug stmt as a significant change.
51 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
53 * config/s390/s390.md: Added agen condition to operand
55 Added bypass for early address generation use of int results.
58 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
60 * config/i386/i386.c: Remove signal.h #include.
62 2009-10-20 Jie Zhang <jie.zhang@analog.com>
64 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
65 * doc/rtl.texi: Document ss_abs.
67 2009-10-19 Jakub Jelinek <jakub@redhat.com>
69 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
70 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
71 instead of C_LEX_RAW_STRINGS.
72 (lex_string): Handle CPP_UTF8STRING.
73 * c-parser.c (c_parser_postfix_expression): Likewise.
74 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
75 (C_LEX_STRING_NO_JOIN): ... this.
77 2009-10-19 Anatoly Sokolov <aesok@post.ru>
79 * config/cris/cris.c (cris_function_value, cris_libcall_value,
80 cris_function_value_regno_p): New functions.
81 (cris_promote_function_mode): Update comment.
82 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
83 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
84 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
85 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
87 2009-10-19 Jakub Jelinek <jakub@redhat.com>
89 * unwind-dw2.c (execute_stack_op): Fix operand order for
90 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
92 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
94 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
95 (lower_stmt) <GIMPLE_BIND>: Add comment.
96 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
98 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
99 Otherwise lower it and set cannot_fallthru to true.
100 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
101 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
102 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
103 to true for a noreturn call. Do not remove statements.
104 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
105 Set cannot_fallthru to false on function exit.
106 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
107 <GIMPLE_ASSIGN>: Remove.
109 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
111 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
113 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
115 * config/s390/s390.c (s390_z10_optimize_cmp): Use
116 next/prev_active_insn to skip DEBUG_INSNs as well.
118 2009-10-19 Joseph Myers <joseph@codesourcery.com>
120 * config/arm/arm.c (output_move_neon): Use DImode in call to
123 2009-10-19 Matthias Klose <doko@ubuntu.com>
126 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
128 2009-10-19 Jakub Jelinek <jakub@redhat.com>
130 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
132 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
135 * optabs.c (expand_binop): Make mode of shift count expression mode
136 of shift count not target.
139 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
141 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
142 case. Force using values to replace references within the statement.
143 (convert_local_reference_stmt): Likewise.
145 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
147 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
148 remove a subsequent GOTO or RETURN statement.
150 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
152 * config/avr.md (*movqi): Add zero as equally preferable constraint
156 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
158 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
160 2009-10-17 Richard Guenther <rguenther@suse.de>
162 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
164 2009-10-17 Richard Guenther <rguenther@suse.de>
166 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
167 operands in COMPONENT_REFs.
169 2009-10-17 Anatoly Sokolov <aesok@post.ru>
171 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
172 if not defined. Change type of second argument to const_rtx.
173 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
175 * targhooks.h (default_libcall_value): Update prototype.
176 * target.h (struct gcc_target): Change type of second argument of
177 libcall_value to const_rtx.
178 * config/arm/arm.c (arm_libcall_value): Change type of second argument
180 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
181 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
183 2009-10-17 Jakub Jelinek <jakub@redhat.com>
186 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
187 * cgraphunit.c (cgraph_optimize): Call it.
188 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
189 (dwarf2out_assembly_start): ... here. New hook.
190 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
191 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
193 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
194 * sdbout.c (sdb_debug_hooks): Likewise.
195 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
196 (vmsdbgout_assembly_start): New hook.
198 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
200 * rtl.h (RTL_LOCATION): Fix typo.
202 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
204 * print-rtl.c (print_rtx): Print locators in asm_operands
207 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
210 * sched-deps.c (depl_on_debug_p): New.
211 (attach_dep_link): Reject debug deps before nondebug deps.
212 (add_to_deps_list): Insert debug deps after nondebug deps.
213 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
215 (sd_add_dep): Do not reject debug deps.
216 (add_insn_mem_dependence): Don't count debug deps.
217 (remove_from_deps): Likewise.
218 (sched_analyze_2): Set up mem deps on debug insns.
219 (sched_analyze_insn): Record reg uses for deps on debug insns.
220 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
221 try_ready nondebug insn after debug insn.
222 * ddg.c (create_ddg_dep_from_intra_loop_link,
223 create_ddg_dep_no_link): Don't reject debug deps.
225 2009-10-16 Richard Guenther <rguenther@suse.de>
227 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
228 (maybe_merge_incomplete_and_complete_type): Likewise.
229 (lto_symtab_merge): Do not call them. Do not warn for
230 complete vs. incomplete compatible types.
231 (lto_symtab_merge_decls_2): Simplify.
232 * gimple.c (gimple_force_type_merge): Remove.
233 (gimple_types_compatible_p): Make it static.
234 * gimple.h (gimple_force_type_merge): Remove.
235 (gimple_types_compatible_p): Likewise.
237 2009-10-16 Jakub Jelinek <jakub@redhat.com>
239 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
240 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
242 2009-10-16 Richard Guenther <rguenther@suse.de>
244 PR tree-optimization/41728
245 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
246 if fold_stmt did anything.
248 2009-10-16 Richard Guenther <rguenther@suse.de>
251 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
252 (maybe_fixup_handled_component): New function.
253 (input_gimple_stmt): Fixup mismatched decl replacements.
255 2009-10-16 Richard Guenther <rguenther@suse.de>
258 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
259 the same as VAR_DECL.
261 2009-10-16 Richard Guenther <rguenther@suse.de>
263 * gimple.c (iterative_hash_gimple_type): For integer types
264 also hash their minimum and maximum values and the string flag.
265 For array types hash their domain and the string flag.
267 2009-10-16 Richard Guenther <rguenther@suse.de>
269 * gimple.c (gimple_types_compatible_p): Restrict completing
270 types to record or unions. Simplify completion.
271 Do not merge records or unions with different
272 TYPE_STRUCTURAL_EQUALITY_P tag.
273 (iterative_hash_gimple_type): Restrict non-recursing into
274 pointer targets for records and unions.
276 2009-10-15 Jakub Jelinek <jakub@redhat.com>
279 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
280 * dwarf2out.c (mem_loc_descriptor): Don't handle
281 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
282 punt if it is not lowpart subreg or if inner mode isn't
285 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
287 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
288 investigating previous or next insns.
290 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
292 * tree-sra.c (build_ref_for_offset_1): Update comment.
294 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
296 * config/s390/s390.md (atype): Added missing values.
298 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
301 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
302 (casesi64p): Update pattern to reflect above.
304 2009-10-15 Steve Ellcey <sje@cup.hp.com>
306 PR rtl-optimization/41697
307 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
309 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
312 * config/rs6000/predicates.md: Update copyright year.
313 * config/rs6000/altivec.md: Ditto.
315 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
316 (MD_INCLUDES): Add a2.md.
318 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
319 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
320 (builtin_classify): New static vector to classify various builtins
321 to get the tree attributes correct.
322 (def_builtin): Set the attributes of builtins based on what the
323 builtin does (i.e. memory operation, floating point, saturation
324 need special attributes, others are pure functions).
326 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
328 (enum rs6000_builtins): Include rs6000-builtin.def to define the
329 builtins. Change the end marker to MAX_RS6000_BUILTINS from
330 RS6000_BUILTIN_COUNT.
331 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
334 * config/rs6000/rs6000-builtin.def: New file that combines the
335 builtin enumeration name and attributes.
337 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
339 * config/i386/linux.h (ASM_SPEC): Add --32.
341 2009-10-15 Jakub Jelinek <jakub@redhat.com>
343 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
344 and DW_TAG_template_alias.
345 (dwarf_attr_name): Handle DW_AT_main_subprogram,
346 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
347 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
348 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
349 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
350 and DW_AT_GNU_odr_signature.
351 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
352 DW_FORM_flag_present and DW_FORM_ref_sig8.
353 (output_signature): Only print name on the first byte.
354 (output_die): Likewise for dw_val_class_data8.
356 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
358 * doc/invoke.texi: Clarify that most optimizations are not enabled
361 2009-10-15 Richard Guenther <rguenther@suse.de>
364 * gimple.c (compare_type_names_p): Handle anonymous names
365 differently based on new mode argument.
366 (gimple_types_compatible_p): For structs also compare the tags.
367 (iterative_hash_type_name): Rename to ...
368 (iterative_hash_name): ... this. Hash all names.
369 (iterative_hash_gimple_type): Fix hashing the struct tag of
370 pointer targets. Hash field decl names.
372 2009-10-15 Richard Guenther <rguenther@suse.de>
375 * gimple.c (gimple_get_alias_set): Avoid recursing on
376 invalid type topology.
378 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
380 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
382 2009-10-15 Richard Guenther <rguenther@suse.de>
384 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
386 2009-10-15 Jakub Jelinek <jakub@redhat.com>
388 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
389 add --with-tune{,-32,-64} configured default for -mtune if explicit
392 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
394 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
396 2009-10-14 DJ Delorie <dj@redhat.com>
398 * config/h8300/h8300.c (F): New.
400 (h8300_emit_stack_adjustment): Call them.
402 (h8300_push_pop): Likewise.
403 (h8300_expand_prologue): Likewise.
404 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
405 (MUST_USE_SJLJ_EXCEPTIONS): Define.
406 (INCOMING_RETURN_ADDR_RTX): Define.
407 (INCOMING_FRAME_SP_OFFSET): Define.
408 (DWARF_CIE_DATA_ALIGNMENT): Define.
410 2009-10-14 Jakub Jelinek <jakub@redhat.com>
412 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
413 fields in builtin structs.
414 (finalize_record_size): Likewise.
416 2009-10-14 Richard Guenther <rguenther@suse.de>
418 * gimple.c (gtc_ob): New global.
419 (struct type_pair_d): Replace pointers with type UIDs.
420 (type_pair_hash): Adjust.
421 (type_pair_eq): Likewise.
422 (lookup_type_pair): Likewise. Allocate from an obstack.
423 (gimple_force_type_merge): Adjust.
424 (gimple_types_compatible_p): Likewise.
425 (free_gimple_type_tables): Free the obstack.
427 2009-10-14 Jakub Jelinek <jakub@redhat.com>
429 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
430 stmts setting DEBUG_EXPR_DECLs.
432 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
433 Don't crash if mode1 is VOIDmode.
435 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
437 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
438 * params.h (IRA_LOOP_RESERVED_REGS): New.
439 * tree-pass.h (pass_subregs_of_mode_init,
440 pass_subregs_of_mode_finish): Remove.
441 * passes.c (pass_subregs_of_mode_init,
442 pass_subregs_of_mode_finish): Remove.
443 (pass_reginfo_init): Move before loop optimizations.
444 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
445 * common.opt (fira-loop-pressure): New.
446 * toplev.h (flag_ira_loop_pressure): New.
447 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
448 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
449 Make external and void type functions.
450 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
451 pass_subregs_of_mode_finish): Remove.
452 * ira-costs.c (init_costs): Call init_subregs_of_mode.
453 * regmove.c: Include ira.h.
454 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
455 register pressure calculation in loops.
456 * loop-invariant.c: Include REGS_H and ira.h.
457 (struct loop_data): New members max_reg_pressure, regs_ref, and
459 (struct invariant): New member orig_regno.
460 (curr_loop): New variable.
461 (find_exits): Initialize regs_ref and regs_live.
462 (create_new_invariant): Initialize orig_regno.
463 (get_cover_class_and_nregs): New.
464 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
465 array. Add code for flag_ira_loop_pressure.
466 (gain_for_invariant): Make new_regs an array. Add code for
467 flag_ira_loop_pressure.
468 (best_gain_for_invariant): Ditto.
469 (set_move_mark): New parameter gain. Use it for debugging output.
470 (find_invariants_to_move): Make regs_needed and new_regs an array.
471 Add code for flag_ira_loop_pressure.
472 (move_invariant_reg): Set up orig_regno.
473 (move_invariants): Set up reg classes for pseudos for
474 flag_ira_loop_pressure.
475 (free_loop_data): Clear regs_ref and regs_live.
476 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
477 get_regno_cover_class, change_pressure, mark_regno_live,
478 mark_regno_death, mark_reg_store, mark_reg_clobber,
479 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
480 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
481 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
482 register pressure calculation in loops if new regs were added.
483 Call finish_subregs_of_mode.
484 * opts.c (decode_options): Set up flag_ira_loop_pressure.
485 * Makefile.in (loop-invariant.o): Add ira.h.
487 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
489 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
491 2009-10-14 Richard Guenther <rguenther@suse.de>
493 * lto-symtab.c (lto_symtab_compatible): Fold in ...
494 (lto_symtab_merge): ... here. Rewrite both to take the
495 prevailing and a to-be-merged entry and to queue diagnostics properly.
496 (lto_symtab_resolve_replaceable_p): New predicate for
498 (lto_symtab_resolve_can_prevail_p): Likewise.
499 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
500 handles merging commons by choosing the largest decl. Fold
501 in code that gives ODR errors.
502 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
504 (lto_symtab_merge_decls_1): Re-structure. Deal with the
505 case of no prevailing decl here. Diagnose mismatches
506 in object types here. Drop all but the prevailing decls.
507 (lto_symtab_prevailing_decl): Return the single prevailing decl.
508 * lto-streamer-in.c (lto_input_tree_ref): Deal with
509 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
511 2009-10-14 Richard Guenther <rguenther@suse.de>
514 * lto-streamer-in.c (input_bb): Replace debug stmts with
515 nops instead of dropping them.
517 2009-10-14 Nick Clifton <nickc@redhat.com>
519 * gcc/doc/extended.texi: Replace the dash character with @minus{}
520 in situations where it is being used as a minus symbol.
521 * gcc/doc/tm.texi: Likewise.
522 * gcc/doc/md.texi: Likewise.
524 2009-10-14 Jakub Jelinek <jakub@redhat.com>
526 PR preprocessor/41543
527 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
528 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
529 * tree.c: Include intl.h.
530 (expand_location): Handle BUILTINS_LOCATION.
531 * Makefile.in (tree.o): Depend on intl.h.
534 * dwarf2out.c (dwarf2out_var_location): Always clear
535 last_postcall_label when changing last_label.
537 2009-10-14 Pascal Obry <obry@adacore.com>
539 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
540 (process_command): Handle -E as done with -c and -S. Do not add
541 the target executable suffix to the output file when -E is used.
542 (main): Adjust error message accordingly.
544 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
550 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
552 (tree_code_size): Likewise.
554 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
556 * builtins.c (fold_builtin_1): Support complex "arc" functions.
557 * real.h (HAVE_mpc_arc): Define.
559 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
561 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
562 (struct builtin_description): Add fndecl field.
563 (bdesc): Remove const qualifier. Update initializer.
564 (sh_media_init_builtins): Remove const qualifier for d. Record
565 the result of add_builtin_function to the fndecl field.
566 (sh_builtin_decl): New.
567 (sh_media_builtin_decl): New.
569 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
572 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
573 requests between special registers.
575 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
577 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
579 2009-10-13 Richard Henderson <rth@redhat.com>
581 PR tree-optimization/41377
582 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
583 (cleanup_empty_eh_merge_phis): New change_region parameter;
584 pass it on to redirect_eh_edge_1. Update callers.
585 (cleanup_empty_eh_unsplit): Don't require an existing EH label
586 at the destination block.
588 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
590 * passes.c (register_pass): Replaced gcc_unreachable by
591 fatal_error on failure. Mentions plugins in comments & messages.
593 2009-10-13 Jakub Jelinek <jakub@redhat.com>
596 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
597 * sched-vis.c (print_value): Use it.
598 * cselib.c (cselib_hash_rtx): Likewise.
599 * print-rtl.c (print_rtx): Likewise.
600 * cfgexpand.c (expand_debug_rtx): Likewise.
601 * var-tracking.c (vt_expand_loc_callback): Likewise.
603 2009-10-13 Richard Guenther <rguenther@suse.de>
606 * opts.c (handle_option): Split out code to handle setting
607 the options flag var ...
608 (set_option): ... here.
609 * opts.h (set_option): Declare.
610 * lto-opts.c (register_user_option_p): Include -fexceptions
611 and all position independent code variants.
612 (handle_common_option): Remove.
613 (lto_reissue_options): Use set_option.
615 2009-10-13 Martin Jambor <mjambor@suse.cz>
617 PR tree-optimization/41661
618 * ipa-prop.c (compute_complex_pass_through): Allow only operations
619 that are tcc_comparisons or do not change the type in any
621 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
622 folding tcc_comparison operations.
624 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
626 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
629 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
635 * tree.def (DEBUG_EXPR_DECL): New.
636 * rtl.def (DEBUG_EXPR): New.
637 * gengtype.c (adjust_field_rtx_def): Handle it.
638 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
639 (insert_debug_temp_for_var_def): ... this. Drop support for
640 moving. Take iterator for def stmt; insert debug stmt before it.
641 Scan early for use count and kind in debug stmts.
642 (propagate_defs_into_debug_stmts): Rename to...
643 (insert_debug_temps_for_defs): ... this. Likewise.
644 * tree.h (DEBUG_TEMP_UID): New.
645 * tree.c (next_debug_decl_uid): New.
646 (make_node_stat): Count debug decls separately.
647 (copy_node_stat): Likewise.
648 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
649 * var-tracking.c (dv_is_decl_p): Recognize it.
650 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
651 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
652 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
653 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
654 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
655 (cselib_hash_rtx): Likewise.
656 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
657 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
659 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
660 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
661 * rtl.c (copy_rtx): Likewise.
662 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
663 * print-rtl.c (print_rtx): Likewise.
664 * sched-vis.c (print_value): Likewise.
665 (print_insn): Handle DEBUG_EXPR_DECL.
666 * tree-dump.c (dequeue_and_dump): Likewise.
667 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
668 * gimple-iterator (gsi_replace): Check for same lhs.
669 (gsi_remove): Insert debug temps.
670 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
671 (move_computations_stmt): Drop explicit propagation into debug stmts.
672 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
673 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
674 * tree-ssa-sink.c (statement_sink_location): Likewise.
675 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
676 * tree-ssanames.c (release_ssa_name): Adjust for rename.
677 * tree-flow.h: Likewise.
678 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
679 debug temps without values.
680 (eliminate_unnecessary_stmts): Don't discard just-inserted
683 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
686 * config/cris/cris.md (andu): Check that operand 1 is one of the
687 general registers. Fix typo in head comment.
689 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
691 * config/i386/i386.md (vswapmov): New.
692 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
693 (ix86_function_ms_hook_prologue): New.
694 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
695 * configure.ac: Test for swap suffix support in as.
696 * configure: Rebuild.
698 2009-10-12 Jakub Jelinek <jakub@redhat.com>
701 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
702 paradoxical subregs to prevent partial register stalls if the inner
703 mode is integer mode.
705 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
707 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
709 2009-10-12 Dodji Seketeli <dodji@redhat.com>
712 * gcc/dwarf2out.c (template_parameter_pack_die,
713 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
715 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
718 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
720 (maybe_register_def): Likewise. Take stmt iterator.
721 (rewrite_update_stmt): Take stmt iterator and pass it on.
722 (rewrite_update_enter_block): Pass stmt iterator.
724 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
726 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
727 (spu_builtin_decl): New function.
729 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
731 * config/i386/i386.md (SWIM): New mode iterator.
732 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
733 using SWIM mode iterator.
734 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
735 patterns using SWI48 mode iterator.
736 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
737 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
738 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
739 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
740 patterns using SWI248 mode iterator.
741 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
742 gen_x86_movdicc_0_m1_rex64 for renamed function
744 2009-10-11 Jose Ruiz <ruiz@adacore.com>
745 Eric Botcazou <ebotcazou@adacore.com>
748 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
749 * config/sparc/sol2-unwind.h: New file.
751 2009-10-11 Olivier Hainque <hainque@adacore.com>
752 Eric Botcazou <ebotcazou@adacore.com>
755 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
756 * config/i386/sol2-unwind.h: New file.
758 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
761 * config/i386/i386.md (addsi_1_zext): Get the proper second
764 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
766 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
767 all OLD_RTXes, not just REGs. Use copy_rtx to create the
770 2009-10-11 Richard Guenther <rguenther@suse.de>
772 * gimple.c (iterative_hash_type_name): Do not handle special
775 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
777 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
778 (*setcc_si_1_and): Ditto.
779 (*setcc_si_1_movzbl): Ditto.
780 (*setcc_<mode>_2): Ditto.
781 (*setcc_qi): Rename from *setcc_1.
782 (*setcc_qi_slp): Rename from *setcc_2.
784 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
785 (*zero_extendqisi2_movzbw_and splitter): Ditto.
787 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
788 "if" condition, there is already assert with reload_completed present.
790 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
792 * plugin.c (try_init_one_plugin): Improve constness of variable err.
794 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
796 * doc/install.texi (Final install): Refer to
797 http://gcc.gnu.org/bugs/ for bug reporting.
799 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
801 * configure.ac: Add test for dci instruction.
802 * configure: Regenerate.
803 * config.in: Likewise.
804 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
805 * doc/invoke.texi: Add cpu_type 476 and 476fp.
806 (-mmulhw): Add 476 to description.
808 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
809 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
810 (processor_target_table): Add 476 and 476fp entries.
811 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
812 (rs6000_issue_rate): Add CPU_PPC476.
813 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
814 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
815 (processor_type): Add PROCESSOR_PPC476.
816 (EXTRA_SPECS): Add asm_cpu_476 string.
817 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
818 (define_attr "cpu"): Add ppc476.
820 Update comments for 476.
821 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
822 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
823 Update copyright year.
824 * config/rs6000/476.md: New file.
825 * config/rs6000/40x.md: Add description for "isel" attribute.
826 Update copyright year.
827 * config/rs6000/440.md: Likewise.
828 * config/rs6000/603.md: Likewise.
829 * config/rs6000/6xx.md: Likewise.
830 * config/rs6000/7450.md: Likewise.
831 * config/rs6000/7xx.md: Likewise.
832 * config/rs6000/8540.md: Likewise.
833 * config/rs6000/cell.md: Likewise.
834 * config/rs6000/e300c2c3.md: Likewise.
835 * config/rs6000/e500mc.md: Likewise.
836 * config/rs6000/mpc.md: Likewise.
837 * config/rs6000/power4.md: Likewise.
838 * config/rs6000/power5.md: Likewise.
839 * config/rs6000/power6.md: Likewise.
840 * config/rs6000/power7.md: Likewise.
841 * config/rs6000/rios1.md: Likewise.
842 * config/rs6000/rios2.md: Likewise.
843 * config/rs6000/rs64.md: Likewise.
845 2009-10-10 Richard Guenther <rguenther@suse.de>
847 PR tree-optimization/41654
848 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
849 a cond expr before calling gimple_cond_set_condition_from_tree.
850 (ifcombine_iforif): Likewise.
852 2009-10-09 Ian Lance Taylor <iant@google.com>
854 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
855 * configure: Rebuild.
857 2009-10-09 Neil Vachharajani <nvachhar@google.com>
859 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
862 2009-10-09 Richard Guenther <rguenther@suse.de>
865 * target-def.h (TARGET_BUILTIN_DECL): Define.
866 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
867 * target.h (struct gcc_target): Add builtin_decl target hook.
868 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
869 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
871 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
873 (lto_output_builtin_tree): Sorry if the target does not support
874 streaming target builtins.
875 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
876 (rs6000_builtin_decl): New function.
877 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
878 (ix86_builtin_decl): New function.
880 2009-10-09 Jakub Jelinek <jakub@redhat.com>
882 PR preprocessor/41445
883 * c-ppoutput.c (do_line_change): New function.
884 (cb_line_change): Use it.
885 (scan_translation_unit): Call do_line_change if
886 avoid_paste or PREV_WHITE and token location is on a different line
890 * dwarf2out.c (dwarf2out_init): Test whether
891 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
894 PR rtl-optimization/41646
895 * calls.c (expand_call): For BLKmode types returned in registers
896 avoid likely spilled hard regs in copy_blkmode_from_reg generated
899 2009-10-09 Richard Guenther <rguenther@suse.de>
901 PR tree-optimization/41634
902 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
903 we remove the correct elements.
904 (optimize_stmt): Make sure to update stmt operands before
905 optimizing redundancies.
907 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
909 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
911 2009-10-09 Richard Guenther <rguenther@suse.de>
914 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
916 (lto_wrapper_exit): New function.
918 (fatal_perror): Likewise.
919 (fork_execute): Use global args_name, do not free it.
920 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
921 * lto-streamer.h: Remove duplicate prototypes.
923 2009-10-09 Richard Guenther <rguenther@suse.de>
925 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
926 before calling stmt_can_throw_external.
928 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
930 PR tree-optimization/40071
931 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
932 pointer if the original data reference doesn't conflict with the
933 created vector data reference. Fix long line.
935 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
937 * config/i386/i386.md (any_div): New code iterator.
938 (u): Handle div and udiv.
940 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
942 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
943 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
944 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
945 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
947 2009-10-08 Joseph Myers <joseph@codesourcery.com>
949 * gcc.c (main): Remove trailing "." from diagnostics.
951 2009-10-08 Cary Coutant <ccoutant@google.com>
953 Add support for debugging with ICF (Identical Code Folding).
954 * calls.c (debug.h): New #include.
955 (emit_call_1): Call virtual_call_token debug hook.
956 * common.opt (-fenable-icf-debug): New option.
957 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
958 locations in the source).
959 (poc_label_num): New variable.
960 (dcall_entry, vcall_entry): New typedefs.
961 (dcall_table, vcall_table): New variables.
962 (struct vcall_insn): New type.
963 (vcall_insn_table): New variable.
964 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
965 (size_of_dcall_table): New function.
966 (output_dcall_table): New function.
967 (size_of_vcall_table): New function.
968 (output_vcall_table): New function.
969 (dwarf2out_direct_call): New function.
970 (vcall_insn_table_hash): New function.
971 (vcall_insn_table_eq): New function.
972 (dwarf2out_virtual_call_token): New function.
973 (dwarf2out_virtual_call): New function.
974 (dwarf2out_init): Allocate new tables and sections.
975 (prune_unused_types): Mark DIEs referenced from direct call table.
976 (dwarf2out_finish): Output direct and virtual call tables.
977 * final.c (final_scan_insn): Call direct_call and virtual_call
979 * debug.h (struct gcc_debug_hooks): Add direct_call,
980 virtual_call_token, virtual_call hooks.
981 (debug_nothing_uid): New function.
982 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
983 (debug_nothing_uid): New function.
984 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
985 (xcoff_debug_hooks): Likewise.
986 * sdbout.c (sdb_debug_hooks): Likewise.
987 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
988 * doc/invoke.texi (-fenable-icf-debug): New option.
990 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
993 * regmove.c (regmove_backward_pass): Replace src with dst in the
994 debug insn, and check for dst before rather than after.
996 2009-10-08 Janis Johnson <janis187@us.ibm.com>
998 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
999 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
1001 2009-10-08 Jan Hubicka <jh@suse.cz>
1004 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
1005 do not mark cgraph nodes as needed.
1006 (record_references_in_initializer): Add new only_vars parameter.
1007 * cgraph.h (record_references_in_initializer): New parameter.
1008 * varasm.c (assemble_variable): Update call.
1009 * varpool.c (varpool_analyze_pending_decls): Always look for
1012 2009-10-08 Anatoly Sokolov <aesok@post.ru>
1014 * config/avr/avr.c (last_insn_address) Remove variable.
1015 (expand_prologue): Don't initialise last_insn_address variable.
1016 (final_prescan_insn): Don't output insn size.
1017 * config/avr/avr.opt (msize): Remove switch.
1018 * doc/invoke.texi (AVR Options): Remove documentation of -msize
1021 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
1023 * combine.c (label_tick_ebb_start): Fix comment.
1024 (combine_instructions): Set label_tick and label_tick_ebb_start before
1025 calling setup_incoming_promotions. Start them from 1. Increment
1026 label_tick instead of deriving it from the BB index. Rather than
1027 comparing ticks use the block from the previous iteration to decide
1028 whether to start a new EBB. Remove empty lines before function.
1030 2009-10-08 Michael Matz <matz@suse.de>
1033 * builtins.c (fold_builtin_isascii): Use fold_build2.
1034 (fold_builtin_isdigit): Ditto.
1035 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
1036 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
1037 remove_useless_stmts_cond, remove_useless_stmts_tf,
1038 remove_useless_stmts_tc, remove_useless_stmts_bind,
1039 remove_useless_stmts_goto, remove_useless_stmts_label,
1040 remove_useless_stmts_1, remove_useless_stmts,
1041 pass_remove_useless_stmts): Remove.
1042 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
1043 * passes.c (init_optimization_passes): Don't add
1044 pass_remove_useless_stmts.
1045 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
1046 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
1048 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
1049 for static constants.
1050 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
1051 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
1053 2009-10-08 Richard Guenther <rguenther@suse.de>
1055 * gimple.c (free_gimple_type_tables): New function.
1056 * gimple.h (free_gimple_type_tables): Declare.
1058 2009-10-07 Mark Heffernan <meheff@google.com>
1060 * ipa-prop.c (ipa_print_node_params) Only print
1061 names of named arguments.
1063 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
1065 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
1066 being statically linked.
1068 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1070 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
1072 2009-10-08 Jan Hubicka <jh@suse.cz>
1075 * ipa.c (cgraph_externally_visible_p,
1076 function_and_variable_visibility,
1077 whole_program_function_and_variable_visibility): Skip non-finalized
1080 2009-10-08 Nick Clifton <nickc@redhat.com>
1082 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
1085 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
1088 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
1090 2009-10-07 Joseph Myers <joseph@codesourcery.com>
1093 * c-common.c (c_fully_fold_internal): Strip nops from the result
1094 of recursive calls to c_fully_fold_internal.
1095 (c_wrap_maybe_const): New.
1096 (c_save_expr): Use c_wrap_maybe_const.
1097 * c-common.h (c_wrap_maybe_const): Declare.
1098 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
1099 build_binary_op): Use c_wrap_maybe_const.
1101 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1103 * real.c: Fix comment to reflect actual exponent size.
1105 2009-10-08 Ben Elliston <bje@au.ibm.com>
1107 * config/rs6000/a2.md: Add FSF comment header.
1109 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
1111 * config/i386/i386.md (any_extend): New code iterator.
1112 (u, s): New code attributes.
1114 (DWIH): Rewrite as code iterator for SI and DI modes.
1115 (DWI): Rewrite as mode attribute.
1116 (dwi): New mode attribute.
1117 (di): Depend on SI mode and DI mode.
1118 (doubleint_general_operand): Remove mode attribute.
1120 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
1123 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
1124 (*sub<mode>3_doubleword): Ditto.
1126 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
1127 using SWIM248 mode iterator.
1128 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
1129 using SWI48 mode iterator.
1130 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
1131 patterns using DWIH mode iterator and any_extend code iterator.
1132 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
1133 using any_extend code iterator.
1134 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
1135 patterns using DWIH mode iterator and any_extend code iterator.
1136 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
1137 using any_extend code iterator.
1138 (<s>mul<mode>3_highpart): Macroize expander from
1139 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
1140 and any_extend code iterator.
1141 (*<s>muldi3_highpart_1): Macroize insn from
1142 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
1143 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
1144 patterns using any_extend code iterator.
1145 (*<s>mulsi3_highpart_zext): Macroize insn from
1146 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
1148 2009-10-07 Jakub Jelinek <jakub@redhat.com>
1150 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
1151 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
1152 refering to a DIE with DW_AT_const_value.
1154 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
1157 * ira-lives.c (check_and_make_def_conflict): Process all operands.
1159 2009-10-06 Jan Hubicka <jh@suse.cz>
1161 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
1164 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1166 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
1167 *lea_2_rex64): Move before *add<mode>_1 pattern.
1169 2009-10-07 Jan Hubicka <jh@suse.cz>
1171 * collect2.c (main): Add -fno-whole-program.
1172 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
1174 2009-10-07 Jan Hubicka <jh@suse.cz>
1176 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
1177 has no address taken.
1178 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
1180 (cgraph_clone_node): Clear externally_visible flag for clones.
1181 * cgraph.h (cgraph_only_called_directly_p,
1182 cgraph_can_remove_if_no_direct_calls_p): New predicates.
1183 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
1184 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
1185 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
1186 ipcp_insert_stage): Likwise.
1187 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
1188 externally_visible flag.
1189 (verify_cgraph_node): Verify that inline clones look right.
1190 (process_function_and_variable_attributes): Do not set
1191 externally_visible flags.
1192 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
1194 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
1196 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
1197 clear externally_visible when turning into inline clones
1198 (cgraph_mark_inline_edge): Use new predicates.
1199 (cgraph_estimate_growth): Likewise.
1200 (cgraph_decide_inlining): Likewise.
1201 * ipa.c (cgraph_postorder): Likewise.
1202 (cgraph_remove_unreachable_nodes): Likewise; sanity check
1203 that inline clones are not needed.
1204 (cgraph_externally_visible_p): New predicate.
1205 (function_and_variable_visibility): Add whole_program parameter;
1206 always set externally_visible flag; handle COMDAT function
1208 (local_function_and_variable_visibility): New function.
1209 (gate_whole_program_function_and_variable_visibility): New function.
1210 (whole_program_function_and_variable_visibility): New function.
1211 (pass_ipa_whole_program_visibility): New function.
1212 * passes.c (init_optimization_passes): Add whole program visibility
1214 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
1215 not care about needed/reachable flags.
1216 * varpool.c: Include flags.h
1217 (decide_is_variable_needed): When doing LTO assume whole-program mode.
1218 (varpool_finalize_decl): When we are in LTO read-back, all variables
1220 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
1222 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1224 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
1227 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1229 * config.gcc: Don't include the makefile fragments intended for
1231 * config/s390/fixdfdi.h: File removed.
1232 * config/s390/libgcc-glibc.ver: File removed.
1233 * config/s390/s390.h: Remove the fixdfdi.h hack.
1234 * config/s390/t-crtstuff: File moved to libgcc dir.
1235 * config/s390/t-linux: Likewise.
1236 * config/s390/t-tpf: libgcc specific parts removed.
1237 * config/s390/t-linux64: Likewise.
1239 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1241 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
1242 (lto-compress.o): Likewise.
1244 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
1247 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
1248 dllexport to class members here.
1249 (i386_pe_determine_dllimport_p): Only check static class data for
1251 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
1252 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
1253 functions for vague linkage.
1254 (i386_pe_type_dllexport_p): Fix formatting.
1255 (maybe_add_dllexport) New function.
1256 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
1259 2009-10-07 Ben Elliston <bje@au.ibm.com>
1261 * config/rs6000/a2.md: Remove duplicated lines.
1263 2009-10-07 Ben Elliston <bje@au.ibm.com>
1265 * config.gcc (powerpc*-*-*): Handle a2.
1266 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
1267 * config/rs6000/a2.md: New file.
1268 * config/rs6000/rs6000.opt (mno-update): New.
1269 (mupdate): Return to using a mask, not a var.
1270 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
1271 (enum processor_type): Add PROCESSOR_PPCA2.
1272 * config/rs6000/rs6000.c (ppca2_cost): New costs.
1273 (rs6000_override_options): Add "a2" to processor_target_table.
1274 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
1275 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
1277 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1279 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
1280 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
1281 reference to nonexistent gen_truncxfxf2 function.
1283 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1285 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
1286 (DWIH, g, di, doubleint_general_operand): New mode attributes.
1287 (general_operand): Handle TI mode.
1288 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
1289 using SDWIM mode iterator.
1290 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
1291 pattern from *add{di,ti}3_1 patterns and corresponding splitters
1292 using DWI mode iterator.
1293 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
1294 patterns using SWI mode iterator.
1295 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
1296 using SWI48 mode iterator.
1297 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
1298 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
1299 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
1300 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
1301 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
1302 using SDWIM mode iterator.
1303 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
1304 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
1305 using DWI mode iterator.
1306 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
1307 patterns using SWI mode iterator.
1308 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
1309 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
1310 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
1311 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
1312 patterns using plusminus code iterator.
1313 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
1314 sub<mode>3 patterns using plusminus code iterator.
1315 * config/i386/i386.c (override_options): Update the call to
1316 gen_subdi_carry_rex64 for renamed function.
1317 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
1318 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
1319 calls to instruction expanders.
1321 2009-10-06 Martin Jambor <mjambor@suse.cz>
1324 * opts.c (decode_options): Run IPA-SRA at -O2.
1326 2009-10-06 Richard Guenther <rguenther@suse.de>
1328 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
1330 2009-10-06 Tobias Burnus <burnus@net-b.de>
1333 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
1334 -flto and -fwhole-program flags can be combined.
1336 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
1339 * gcc.c (process_command): Check that -o argument was specified.
1341 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1343 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
1345 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1347 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
1348 * doc/invoke.texi (Warning Options): Annotate allowed languages
1349 for -Wunsuffixed-float-constants.
1351 2009-10-05 Jakub Jelinek <jakub@redhat.com>
1353 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
1354 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
1355 same name and isn't the main variant.
1358 * dwarf2out.c (loc_by_reference): Removed.
1359 (dw_loc_list_1): New function.
1360 (dw_loc_list): Remove toplev argument, add want_address argument.
1361 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1362 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1363 want_address == 2 to dw_loc_list. For successful dw_loc_list
1364 set have_address to 1 only if want_address is not 0.
1366 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1368 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1369 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1370 a code block followed by two pointers.
1371 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1372 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1373 (MIPS_MOVE): Likewise.
1374 (MIPS_LUI): Likewise.
1375 (MIPS_JR): Likewise.
1376 (MIPS_BAL): Likewise.
1377 (MIPS_NOP): Likewise.
1378 (mips_asm_trampoline_template): Delete.
1379 (mips_trampoline_code_size): New function.
1380 (mips_trampoline_init): Add shorter sequences for all cases
1381 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1382 Calculate the opcodes directly, rather than copying from a template.
1383 Only flush the code part of the trampoline.
1384 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1386 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1388 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1389 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1390 (INCOMING_RETURN_ADDR_RTX): Likewise.
1391 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1393 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1394 with RETURN_ADDR_REGNUM.
1395 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1396 * config/mips/mips.c (mips16_build_call_stub): Replace
1397 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1398 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1399 (mips_print_operand_punctuation): Likewise.
1400 (mips_frame_set): Likewise.
1401 (mips16e_output_save_restore): Likewise.
1402 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1403 (mips_save_reg_p): Likewise.
1404 (mips_return_addr): Likewise.
1405 (mips_set_return_address): Likewise.
1406 (mips_direct_save_slot_move_p): Likewise.
1407 (mips_output_function_prologue): Likewise.
1408 (mips_restore_reg): Likewise.
1409 (mips_expand_epilogue): Likewise.
1410 (mips_epilogue_uses): Likewise.
1411 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1412 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1413 (clear_hazard_<mode>): Likewise.
1414 (call_internal): Likewise.
1415 (call_internal_direct): Likewise.
1416 (call_direct_split): Likewise.
1417 (call_value_internal): Likewise.
1418 (call_value_split): Likewise.
1419 (call_value_internal_direct): Likewise.
1420 (call_value_direct_split): Likewise.
1421 (call_value_multiple_internal): Likewise.
1422 (call_value_multiple_split): Likewise.
1424 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1425 Jakub Jelinek <jakub@redhat.com>
1427 PR rtl-optimization/41511
1428 * combine.c (record_value_for_reg): Pass explicit values as argument
1429 to get_last_value_validate.
1430 (get_last_value_validate): Document INSN parameter.
1431 For non-readonly MEMs, assume they might have been modified if INSN
1432 was in another basic block.
1433 (get_last_value): Minor reformatting.
1435 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1438 * final.c (asm_str_count): Split out from asm_insn_count.
1439 * rtl.h (asm_str_count): New prototype.
1440 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1443 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1445 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1447 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1448 Rafael Espindola <espindola@google.com>
1450 * gengtype.c (write_types): Moved call to write_func_for_structure
1451 into seperate loops.
1453 2009-10-05 Richard Guenther <rguenther@suse.de>
1456 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1457 (input_cgraph_1): Input toplevel asms.
1459 2009-10-05 Richard Guenther <rguenther@suse.de>
1462 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1463 (external_aggregate_decl_p): Likewise.
1464 (lto_symtab_compatible): Re-structure. Remove dead code.
1465 For variables ignore toplevel qualifiers when comparing types.
1466 Issue warnings, not errors for mismatched user-alignment.
1468 2009-10-05 Richard Guenther <rguenther@suse.de>
1472 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1473 (struct lto_symtab_identifier_def): Likewise.
1474 (struct lto_symtab_decl_def): Likewise.
1475 (struct lto_symtab_entry_def): New.
1476 (lto_symtab_identifier_t): Rename to ...
1477 (lto_symtab_entry_t): ... this.
1478 (lto_symtab_decls): Remove.
1479 (lto_symtab_base_hash): Rename to ...
1480 (lto_symtab_entry_hash): ... this.
1481 (lto_symtab_base_eq): Rename to ...
1482 (lto_symtab_entry_eq): ... this.
1483 (lto_symtab_base_marked_p): Rename to ...
1484 (lto_symtab_entry_marked_p): ... this.
1485 (lto_symtab_identifier_marked_p): Remove.
1486 (lto_symtab_decl_marked_p): Likewise.
1487 (lto_symtab_maybe_init_hash_tables): Rename to ...
1488 (lto_symtab_maybe_init_hash_table): ... this.
1489 (lto_symtab_set_resolution_and_file_data): Remove.
1490 (lto_symtab_register_decl): New function.
1491 (lto_symtab_get_identifier): Remove.
1492 (lto_symtab_get): New function.
1493 (lto_symtab_get_resolution): Adjust.
1494 (lto_symtab_get_identifier_decl): Remove.
1495 (lto_symtab_set_identifier_decl): Likewise.
1496 (lto_symtab_merge_decl): Rename to ...
1497 (lto_symtab_merge): ... this. Rewrite.
1498 (lto_symtab_merge_var): Remove.
1499 (lto_symtab_merge_fn): Likewise.
1500 (lto_symtab_prevailing_decl): Adjust.
1501 (lto_cgraph_replace_node): New function.
1502 (lto_symtab_merge_decls_2): Likewise.
1503 (lto_symtab_merge_decls_1): Likewise.
1504 (lto_symtab_fixup_var_decls): Likewise.
1505 (lto_symtab_resolve_symbols): Likewise.
1506 (lto_symtab_merge_decls): Likewise.
1507 (lto_symtab_prevailing_decl): Adjust.
1508 (lto_symtab_get_symtab_def): Remove.
1509 (lto_symtab_get_file_data): Likewise.
1510 (lto_symtab_clear_resolution): Adjust.
1511 (lto_symtab_clear_resolution): Likewise.
1512 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1513 (input_cgraph_1): Likewise.
1514 * lto-streamer-in.c (get_resolution): Do not provide fake
1515 symbol resolutions here.
1516 (deferred_global_decls): Remove.
1517 (lto_register_deferred_decls_in_symtab): Likewise.
1518 (lto_register_var_decl_in_symtab): Change signature, register
1519 variable via lto_symtab_register_decl.
1520 (lto_register_function_decl_in_symtab): Likewise.
1521 (lto_read_tree): Adjust.
1522 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1523 (lto_symtab_merge_var): Likewise.
1524 (lto_symtab_merge_fn): Likewise.
1525 (lto_symtab_register_decl): Declare.
1526 (lto_symtab_merge_decls): Likewise.
1528 2009-10-05 Richard Guenther <rguenther@suse.de>
1530 PR tree-optimization/23821
1531 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1532 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1533 simple IV increments.
1535 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1537 * config/arm/arm.c (arm_override_options): Really initialize
1538 flag_dwarf2_cfi_asm to 0.
1540 2009-10-05 Doug Kwan <dougkwan@google.com>
1542 PR rtl-optimization/41574
1543 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1544 floating point and we are not doing unsafe math optimizations.
1546 2009-10-03 Simon Baldwin <simonb@google.com>
1547 Cary Coutant <ccoutant@google.com>
1548 Rafael Espindola <espindola@google.com>
1549 Richard Guenther <rguenther@suse.de>
1550 Jan Hubicka <jh@suse.cz>
1551 Doug Kwan <dougkwan@google.com>
1552 H.J. Lu <hongjiu.lu@intel.com>
1553 Bill Maddox <maddox@google.com>
1554 Ryan Mansfield <rmansfield@qnx.com>
1555 Diego Novillo <dnovillo@google.com>
1556 Ollie Wild <aaw@google.com>
1557 Kenneth Zadeck <zadeck@naturalbridge.com>
1559 * lto-cgraph.c: New file.
1560 * lto-compress.c: New file.
1561 * lto-compress.h: New file.
1562 * lto-opts.c: New file.
1563 * lto-section-in.c: New file.
1564 * lto-section-out.c: New file.
1565 * lto-streamer-in.c: New file.
1566 * lto-streamer-out.c: New file.
1567 * lto-streamer.c: New file.
1568 * lto-streamer.h: New file.
1569 * lto-symtab.c: New file.
1570 * lto-wpa-fixup.c: New file.
1571 * lto-wrapper.c: New file.
1573 2009-10-03 Simon Baldwin <baldwin@google.com>
1574 Ben Elliston <bje@au.ibm.com>
1575 Rafael Espindola <espindola@google.com>
1576 Nathan Froyd <froydnj@codesourcery.com>
1577 Jan Hubicka <jh@suse.cz>
1578 Doug Kwan <dougkwan@google.com>
1579 Diego Novillo <dnovillo@google.com>
1580 Kenneth Zadeck <zadeck@naturalbridge.com>
1582 * Makefile.in (enable_lto): New.
1583 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1584 (LINKER_PLUGIN_API_H): Define.
1585 (LTO_SYMTAB_H): Define.
1586 (LTO_STREAMER_H): Define.
1587 (TREE_VECTORIZER_H): Define.
1588 (INCLUDES): Add LIBELFINC.
1589 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1590 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1591 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1592 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1593 (native): Add lto-wrapper$(exeext)
1594 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1595 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1596 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1597 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1598 (varasm.o): Add dependency on tree-iterator.h.
1599 (cgraph.o): Add dependency on cif-code.def.
1600 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1601 (ipa-pure-const.o): Likewise.
1602 (GTFILES): Add lto-symtab.c.
1603 (install-lto-wrapper): New.
1604 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1605 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1606 * config.in: Regenerate.
1608 2009-10-03 Rafael Espindola <espindola@google.com>
1609 Diego Novillo <dnovillo@google.com>
1611 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1612 ipa_write_summaries.
1613 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1615 (cgraph_optimize): Make extern.
1617 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1618 Kenneth Zadeck <zadeck@naturalbridge.com>
1620 * toplev.c (in_lto_p): Declare.
1621 * collect2.c (scan_prog_file): Read all the output when reading
1622 information for LTO.
1623 (enum lto_mode_d): Declare.
1625 2009-10-03 Richard Guenther <rguenther@suse.de>
1626 Diego Novillo <dnovillo@google.com>
1628 * gimple.c: Include target.h and alias.h.
1629 (gimple_types): Declare.
1630 (type_hash_cache): Declare.
1631 (gimple_alloc_stat): Make extern.
1632 (gimple_build_eh_must_not_throw): Call
1633 gimple_eh_must_not_throw_set_fndecl.
1634 (struct type_pair_d): Declare.
1635 (type_pair_t): Declare.
1636 (type_pair_hash): New.
1637 (type_pair_eq): New.
1638 (lookup_type_pair): New.
1639 (gimple_force_type_merge): New.
1640 (compare_type_names_p): New.
1641 (compare_field_offset): New.
1642 (gimple_types_compatible_p): New.
1643 (struct sccs): Declare.
1644 (next_dfs_num): Declare.
1645 (iterative_hash_gimple_type): New.
1647 (iterative_hash_type_name): New.
1648 (iterative_hash_gimple_type): New.
1649 (gimple_type_hash): New.
1650 (gimple_type_eq): New.
1651 (gimple_register_type): New.
1652 (print_gimple_types_stats): New.
1653 (gimple_signed_or_unsigned_type): New.
1654 (gimple_unsigned_type): New.
1655 (gimple_signed_type): New.
1656 (gimple_get_alias_set): New.
1657 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1658 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1659 (gimple_force_type_merge): Declare.
1660 (gimple_types_compatible_p): Declare.
1661 (gimple_register_type): Declare.
1662 (print_gimple_types_stats): Declare.
1663 (gimple_unsigned_type): Declare.
1664 (gimple_signed_type): Declare.
1665 (gimple_get_alias_set): Declare.
1666 (gimple_eh_must_not_throw_set_fndecl): New.
1668 2009-10-03 Jan Hubicka <jh@suse.cz>
1669 Kenneth Zadeck <zadeck@naturalbridge.com>
1671 * ipa-pure-const.c: Include lto-streamer.h.
1672 (register_hooks): Factor out of ...
1673 (generate_summary): ... here.
1674 (pure_const_write_summary): New.
1675 (pure_const_read_summary): New.
1676 (pass_ipa_pure_const): Add pure_const_write_summary and
1677 pure_const_read_summary.
1678 * ipa-reference.c: Include lto-streamer.h.
1679 (add_new_function): New.
1680 (remove_node_data): New.
1681 (duplicate_node_data): New.
1682 (ipa_init): Guard against multiple calls.
1683 Move hook setup from analyze_function.
1684 (write_node_summary_p): New.
1685 (ipa_reference_write_summary): New.
1686 (ipa_reference_read_summary): New.
1687 (pass_ipa_reference): Add ipa_reference_write_summary and
1688 ipa_reference_read_summary.
1689 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1690 (struct cgraph_edge): Add fields lto_stmt_uid and
1691 call_stmt_cannot_inline_p.
1692 (cgraph_optimize): Declare.
1693 (cgraph_decide_is_function_needed): Declare.
1694 (reset_inline_failed): Declare.
1695 (enum LTO_cgraph_tags): Declare.
1696 (LTO_cgraph_tag_names): Declare.
1697 (LCC_NOT_FOUND): Define.
1699 2009-10-03 Doug Kwan <dougkwan@google.com>
1700 Rafael Espindola <espindola@google.com>
1701 Jan Hubicka <jh@suse.cz>
1702 Diego Novillo <dnovillo@google.com>
1703 Kenneth Zadeck <zadeck@naturalbridge.com>
1705 * passes.c (all_regular_ipa_passes): New.
1706 (all_ipa_passes): Rename to all_small_ipa_passes.
1707 (init_optimization_passes): Init all_regular_ipa_passes.
1708 * tree-pass.h (all_regular_ipa_passes): New.
1709 (all_ipa_passes): Rename to all_small_ipa_passes.
1710 * passes.c (all_lto_gen_passes): New.
1711 (init_optimization_passes): Initialize all_lto_gen_passes.
1712 (execute_ipa_summary_passes): Make non-static.
1713 (ipa_write_summaries_1): New.
1714 (ipa_write_summaries_2): New.
1715 (ipa_write_summaries): New.
1716 (ipa_write_summaries_of_cgraph_node_set): New.
1717 (ipa_read_summaries_1): New.
1718 (ipa_read_summaries): New.
1719 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1720 (execute_regular_ipa_pass_list): Remove.
1721 (init_optimization_passes): Schedule
1722 pass_rebuild_cgraph_edges and pass_early_inline outside
1723 of pass_all_early_optimizations. Document reason.
1724 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1725 pass_ipa_lto_finish_out): New pass.
1726 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1727 (execute_all_ipa_transforms): New.
1728 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1729 (dump_properties, debug_properties): New.
1730 * tree-optimize.c (gate_all_early_local_passes): Return
1731 false if we are in lto1.
1732 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1733 * tree-pass.h (execute_all_ipa_transforms): Declare.
1734 (pass_ipa_function_and_variable_visibility): Declare.
1735 (pass_ipa_early_inline): Declare.
1736 (pass_ipa_lto_gimple_out): Declare.
1737 (pass_ipa_lto_wpa_fixup): Declare.
1738 (pass_ipa_lto_finish_out): Declare.
1739 (all_small_ipa_passes, all_regular_ipa_passes,
1740 all_lto_gen_passes): Declare.
1741 (execute_ipa_summary_passes): Declare.
1742 (execute_all_ipa_transforms): Declare.
1743 (ipa_write_summaries): Declare
1744 (ipa_write_summaries_of_cgraph_node_set): Declare.
1745 (ipa_read_summaries): Declare.
1747 2009-10-03 Doug Kwan <dougkwan@google.com>
1748 Ollie Wild <aaw@google.com>
1750 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1752 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1753 (lto_mode): New variable.
1754 (maybe_run_lto_and_relink): Handle the -fwpa option.
1755 (main): Handle the -fwpa option.
1756 (maybe_unlink_list): New function.
1757 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1758 * common.opt (flto): New flag.
1759 * toplev.c (flag_generate_lto): Declare.
1761 2009-10-03 Simon Baldwin <simonb@google.com>
1763 * common.opt (flto-compression-level): New flag.
1765 * opts.c: Include lto-opts.h.
1766 (handle_option): Call lto_register_user_option for each
1767 valid option handled.
1768 (decode_options): Clear registered options before the options
1771 2009-10-03 Cary Coutant <ccoutant@google.com>
1773 * collect2.c (is_elf): New function.
1774 (scan_prog_file): Require LTO object to be in ELF format.
1776 2009-10-03 Rafael Espindola <espindola@google.com>
1778 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1779 libgcc to the linker.
1781 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1783 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1784 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1786 * collect2.h (collect_execute): Add flags argument.
1787 * tlink.c (tlink_execute): Update call to collect_execute.
1788 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1789 (use_linker_plugin): New.
1790 (use_linker_plugin_spec_function): New.
1791 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1792 (linker_plugin_file_spec): New.
1793 (lto_wrapper_spec): New.
1794 (lto_gcc_spec): New.
1795 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1796 (static_spec_functions): Add use-linker-plugin.
1797 (process_command): Handle -use-linker-plugin.
1798 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1799 linker_plugin_file_spec and lto_gcc_spec.
1800 (use_linker_plugin_spec_function): New.
1802 2009-10-03 Richard Guenther <rguenther@suse.de>
1806 * tree.h (is_lang_specific): Include LANG_TYPE.
1807 * tree.c (find_decls_types_r): Manually add interesting parts
1808 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1810 * gimple.c (type_pair_hash): Make symmetric.
1811 (type_pair_eq): Likewise.
1812 (lookup_type_pair): Increase initial hashtable size.
1813 (gimple_force_type_merge): Rely on type-pair symmetry.
1814 (visit): Remove excessive checking code.
1815 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1816 (gimple_register_type): Remove getenv calls, shrink initial
1820 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1821 inline functions if not generating lto output.
1824 * toplev.c (finalize): In WPA mode remove the asm file.
1826 2009-10-03 Doug Kwan <dougkwan@google.com>
1828 * ipa-inline.c (cgraph_mark_inline): Check
1829 edge->call_stmt_cannot_inline_p instead of calling
1830 gimple_call_cannot_inline_p.
1831 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1832 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1833 (inline_generate_summary): Do nothing in LTRANS.
1834 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1835 exists before calling gimple_call_cannot_inline_p.
1836 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1837 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1838 Update new_edge->lto_stmt_uid.
1839 * cgraphbuild.c (reset_inline_failed): New.
1841 * common.opt (fwpa): New flag.
1842 (fltrans): New option.
1843 * gcc.c (gcc_lto_option_t): New type.
1844 (current_lto_option): New variable.
1845 (lto_single_spec_function): Remove and is replaced by ..
1846 (lto_option_spec_function): New function.
1847 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1848 passing the -flto flag.
1849 (cc1_options): Separate non-LTO related parts into ..
1850 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1851 (lto1_options): New spec for lto FE.
1852 (link_lto_options): New spec for handling LTO flags in linker.
1853 (invoke_lto_single): Re-format to fit in 80 column. Replace
1854 lto-single with lto-option.
1855 (static_specs): Add cc1_non_lto_options, lto1_options and
1857 (static_spec_function): Replace lto-single with lto-option.
1858 (process_command): Handle -flto, -fwpa and -fltran by setting
1859 current_lto_option and not passing it to subprocess unconditionally.
1861 2009-10-03 Bill Maddox <maddox@google.com>
1863 Add `gcc' driver support for link-time code generation (LTO).
1865 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1866 (lto_flag, lto_objects, lto_o_file): New variables.
1867 (struct lto_object, struct lto_object_list): New structures.
1868 (collect_exit, handler): Remove LTO temporary output file on exit.
1869 (add_lto_object): New function.
1870 (maybe_run_lto_and_relink): New function. Perform link time code
1871 generation and relinking for object files containing LTO information.
1872 (main): Invoke maybe_run_lto_and_relink().
1873 (dump_argv): New function. For debugging, currently disabled.
1874 (scan_prog_file): Add LTO information pass.
1875 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1877 * toplev.c (compile_file): Emit assembler directive to create
1878 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1880 2009-10-03 Diego Novillo <dnovillo@google.com>
1882 * c.opt: Add LTO to warn_abi and warn_psabi.
1884 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1885 inline function. Ignore language-specific nodes. Update all users.
1886 (find_decls_types_r): Do not traverse the subtrees of
1887 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1888 * tree.h (is_lang_specific): New.
1889 * langhooks.h (struct lang_hooks_for_decls): Remove
1890 may_need_assembler_name_p. Update all users.
1892 * c-common.c (set_builtin_user_assembler_name): Move ...
1893 * builtins.c (set_builtin_user_assembler_name): ... here.
1894 (is_builtin_name): Add comment
1895 (is_builtin_fn): New.
1896 * except.c (output_ttype): Only call
1897 lookup_type_for_runtime if TYPE is not a runtime type.
1899 * passes.c (register_pass): Call position_pass on
1900 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1901 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1902 (TV_IPA_LTO_DECL_IO): Define.
1903 (TV_IPA_LTO_CGRAPH_IO): Define.
1905 (TV_WHOPR_WPA): Define.
1906 (TV_WHOPR_WPA_IO): Define.
1907 (TV_WHOPR_LTRANS): Define.
1908 (TV_WHOPR_WPA_FIXUP): Define.
1909 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1910 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1911 * tree-flow.h (tree_node_can_be_shared): Declare.
1912 * tree-inline.c (tree_can_inline_p): Check that E has a
1913 statement associated with it.
1914 * tree.c (free_lang_data_in_binf): Factor out of ...
1915 (free_lang_data_in_type): ... here.
1916 Call RECORD_OR_UNION_TYPE_P.
1917 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1918 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1919 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1920 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1921 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1922 (gate_free_lang_data): Return true if flag_generate_lto is set.
1923 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1924 * c-common.h (set_builtin_user_assembler_name): Move ...
1925 * tree.h (set_builtin_user_assembler_name): ... here.
1927 * common.opt (flto-report): New flag.
1928 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1929 * collect2.c (scan_prog_file): Send the error output of
1930 'nm' to HOST_BIT_BUCKET.
1932 2009-10-03 Ollie Wild <aaw@google.com>
1934 * langhooks-def.h (lhd_begin_section): New function declaration.
1935 (lhd_write_section): New function declaration.
1936 (lhd_end_section): New function declaration.
1937 (LANG_HOOKS_BEGIN_SECTION): New macro.
1938 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1939 (LANG_HOOKS_END_SECTION): New macro.
1940 (LANG_HOOKS_LTO): New macro.
1941 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1942 * langhooks.c (output.h): Add include.
1943 (saved_section): New static variable.
1944 (lhd_begin_section): New function.
1945 (lhd_write_section_data): New function.
1946 (lhd_end_section): New function.
1947 * langhooks.h (struct lang_hooks_for_lto): New structure.
1948 (struct lang_hooks): Add member lto.
1949 * Makefile.in (langhooks.o): Add dependency on output.h.
1951 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1953 2009-10-03 Richard Guenther <rguenther@suse.de>
1955 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1958 2009-10-03 Simon Baldwin <simonb@google.com>
1959 Richard Guenther <rguenther@suse.de>
1960 Janis Johnson <janis187@us.ibm.com>
1961 Doug Kwan <dougkwan@google.com>
1962 Diego Novillo <dnovillo@google.com>
1963 Ramana Radhakrishnan <ramana.r@gmail.com>
1964 Ollie Wild <aaw@google.com>
1966 * doc/install.texi: Add documentation for libelf and --enable-lto.
1967 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1968 -flto-report, -flto-compression-level and -use-linker-plugin.
1969 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1970 Add section for LTO Testing.
1972 2009-10-02 Cary Coutant <ccoutant@google.com>
1974 Add support for comdat type sections for DWARF v4.
1975 Merge from dwarf4 branch.
1977 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1978 (dw_die_ref): Define vector type.
1979 (enum dw_val_class): Add dw_val_class_data8.
1980 (struct dw_val_struct): Add v.val_data8.
1981 (comdat_type_node_ref): New type.
1982 (struct die_struct): Move die_symbol into a union; add new field
1983 die_type_node. Change all uses.
1984 (comdat_type_node): New type.
1985 (skeleton_chain_node): New type.
1986 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1987 (comdat_type_list): New variable.
1988 (dwarf_tag_name): Add DW_TAG_type_unit.
1989 (dwarf_attr_name): Add DW_AT_signature.
1990 (add_AT_data8): New function.
1991 (replace_child): New function.
1992 (move_all_children): New function.
1993 (print_signature): New function.
1994 (print_die): Print signature information; add dw_val_class_data8.
1995 (attr_checksum): Support dw_val_class_data8.
1996 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1997 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1998 (checksum_sleb128, checksum_uleb128): New functions.
1999 (checksum_die_context): New function.
2000 (loc_checksum_ordered): New function.
2001 (attr_checksum_ordered): New function.
2002 (struct checksum_attributes): New structure.
2003 (collect_checksum_attributes): New function.
2004 (die_checksum_ordered): New function.
2005 (generate_type_signature): New function.
2006 (same_dw_val_p): Add dw_val_class_data8.
2007 (is_symbol_die): Use new is_declaration_die function.
2008 (is_declaration_die): New function.
2009 (should_move_die_to_comdat): New function.
2010 (clone_die): New function.
2011 (clone_tree): New function.
2012 (clone_as_declaration): New function.
2013 (copy_declaration_context): New function.
2014 (generate_skeleton_ancestor_tree): New function.
2015 (generate_skeleton_bottom_up): New function.
2016 (generate_skeleton): New function.
2017 (remove_child_or_replace_with_skeleton): New function.
2018 (break_out_comdat_types): New function.
2019 (struct decl_table_entry): New type.
2020 (htab_decl_hash): New function.
2021 (htab_decl_eq): New function.
2022 (htab_decl_del): New function.
2023 (copy_ancestor_tree): New function.
2024 (copy_decls_walk): New function.
2025 (copy_decls_for_unworthy_types): New function.
2026 (build_abbrev_table): Don't assert on missing die_symbol when doing
2027 comdat type sections.
2028 (size_of_die): Use DW_FORM_sig8 for external references. Add
2030 (unmark_dies): Don't assert for unmarked dies when doing comdat
2032 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
2033 (output_signature): New function.
2034 (output_die): Likewise.
2035 (output_compilation_unit_header): Mark output as DWARF version 3
2036 even if generating DWARF 4.
2037 (output_comdat_type_unit): New function.
2038 (output_line_info): Mark output as DWARF version 3 even if generating
2040 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
2042 (dwarf2out_end_source_file): Likewise.
2043 (prune_unused_types_walk_attribs): Don't follow references into
2044 comdat type sections.
2045 (prune_unused_types_mark): When generating type units, do not mark
2046 children of non-defining declarations of types; do mark children of
2048 (prune_unused_types): Process comdat type sections.
2049 (htab_ct_hash): New function.
2050 (htab_ct_eq): New function.
2051 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
2052 Add a pointer to the line table from type unit entries so
2053 DW_AT_decl_file has meaning.
2054 * varasm.c (default_elf_asm_named_section): Use identifier name as
2055 comdat key instead of lang hook.
2057 2009-10-02 Neil Vachharajani <nvachhar@google.com>
2059 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
2061 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
2063 * config/i386/i386.md (SWIM248): New mode iterator.
2064 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
2065 divmodhi4 patterns using SWIM248 macro.
2066 (*divmod<mode>4): Macroize insn_and_split pattern from
2067 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
2068 and their corresponding splitters usign SWIM248 macro. Split SImode
2069 insn to generate cltd and DImode insn to generate cqto instead of
2070 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
2071 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
2072 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
2073 *divmodsi_noext patterns using SWIM248 macro.
2074 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
2075 udivmodhi4 patterns using SWIM248 macro.
2076 (*udivmod<mode>4): Macroize insn_and_split pattern from
2077 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
2078 corresponding splitters using SWIM248 macro.
2079 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
2080 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
2082 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
2084 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
2085 of zero-sized element is zero-sized regardless of its extent.
2087 2009-10-02 Jakub Jelinek <jakub@redhat.com>
2090 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
2091 * configure: Regenerated.
2092 * config.in: Regenerated.
2093 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
2094 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
2095 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
2096 not emitting .eh_frame, emit .cfi_sections .debug_frame
2101 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
2102 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
2104 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
2105 vars use DECL_RTL with resetting it back to NULL afterwards.
2106 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
2107 rtx_equal_p instead of asserting it is a SYMBOL_REF.
2108 (value_format): For dw_val_class_addr only use DW_FORM_addr if
2109 the attribute type allows it, otherwise use DW_FORM_dataN.
2110 (mem_loc_descriptor): Handle CONST_STRING.
2111 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
2112 Handle MEM with CONST_STRING address using add_AT_string.
2113 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
2114 CONST_STRING for const arrays initialized with a string literal.
2115 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
2116 (dwarf2out_finish): Call resolve_addr.
2118 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
2119 Maxim Kuvyrkov <maxim@codesourcery.com>
2121 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
2123 2009-10-02 Nick Clifton <nickc@redhat.com>
2125 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
2126 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
2128 2009-10-01 Jan Hubicka <jh@suse.cz>
2130 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
2131 (cgraph_create_virtual_clone): Just pass redirect_callers
2133 * cgraph.h (cgraph_clone_node): Update prototype.
2134 * ipa-pure-const.c (self_recursive_p): New function.
2135 (propagate): Use it.
2136 * ipa-inline.c (cgraph_clone_inlined_nodes,
2137 cgraph_decide_recursive_inlining): Update.
2139 2009-10-01 David Daney <ddaney@caviumnetworks.com>
2141 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
2142 instructions for TARGET_OCTEON.
2144 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2146 * config/arm/arm.c (arm_override_options): Turn off
2147 flag_dwarf2_cfi_asm for AAPCS variants.
2149 2009-10-01 Martin Jambor <mjambor@suse.cz>
2152 * tree-sra.c (convert_callers): Do not call
2153 compute_inline_parameters on one caller more than once.
2155 2009-10-01 Nick Clifton <nickc@redhat.com>
2157 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
2158 an empty string if not already defined.
2160 2009-10-01 Martin Jambor <mjambor@suse.cz>
2163 * tree-sra.c (is_va_list_type): New function.
2164 (find_var_candidates): Call is_va_list_type.
2165 (find_param_candidates): Check that the type or the type pointed
2166 to are not va_list types.
2168 2009-10-01 Martin Jambor <mjambor@suse.cz>
2171 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
2172 DECL_ARTIFICIAL (param_decl) is true.
2174 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
2176 * tree.h (tree_decl_common::lang_flag_8): New.
2177 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
2179 * c-common.h (RID_CONSTEXPR): New.
2181 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2183 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
2184 Use ref-all pointers.
2185 (alpha_gimplify_va_arg): Ditto.
2187 2009-09-30 Jakub Jelinek <jakub@redhat.com>
2190 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
2191 before insn counting loop now that BB_END (bb) is counted. Ensure
2192 the return value isn't zero.
2194 2009-09-30 Nick Clifton <nickc@redhat.com>
2196 * config.gcc (sh-symbianelf): Replace definition of extra_objs
2197 with separate definitions of c_target_objs and cxx_target_objs.
2198 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
2200 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
2201 sh_symbian_import_export_class.
2202 * config/sh/sh-protos.h: Fix names of exported symbian functions.
2203 * config/sh/symbian.c: Delete, moving code into...
2204 * config/sh/symbian-base.c: ... here
2205 * config/sh/symbian-c.c: ... and here
2206 * config/sh/symbian-cxx.c: ... and here.
2208 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2211 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
2212 of plus RTX into register.
2214 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2216 * doc/install.texi: Linguistic and markup fixes.
2217 (Configuration) <--disable-cpp>: Remove description.
2218 <--enable-maintainer-mode>: Autotools files are affected, too.
2219 <--with-sysroot>: Improve description.
2220 (Building): Bump required GNU make version.
2222 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2224 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
2225 (x86_64-*-*): Ditto.
2227 * config/i386/fma4intrin.h: New file, provide common x86 compiler
2228 intrinisics for FMA4.
2229 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
2230 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
2231 Add FMA4 check and fma4intrin.h.
2232 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2234 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
2235 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
2236 constant for FMA4 support.
2237 (UNSPEC_FMA4_FMADDSUB): Ditto.
2238 (UNSPEC_FMA4_FMSUBADD): Ditto.
2239 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
2240 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
2241 (ix86_expand_fma4_multiple_memory): Ditto.
2242 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
2243 (OPTION_MASK_ISA_FMA4_UNSET): New.
2244 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
2245 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
2246 (ix86_handle_option): Handle -mfma4.
2247 (isa_opts): Handle -mfma4.
2248 (enum pta_flags): Add PTA_FMA4.
2249 (override_options): Add FMA4 support.
2250 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
2251 (IX86_BUILTIN_VFMADDSD): Ditto.
2252 (IX86_BUILTIN_VFMADDPS): Ditto.
2253 (IX86_BUILTIN_VFMADDPD): Ditto.
2254 (IX86_BUILTIN_VFMSUBSS): Ditto.
2255 (IX86_BUILTIN_VFMSUBSD): Ditto.
2256 (IX86_BUILTIN_VFMSUBPS): Ditto.
2257 (IX86_BUILTIN_VFMSUBPD): Ditto.
2258 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
2259 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
2260 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
2261 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
2262 (IX86_BUILTIN_VFNMADDSS): Ditto.
2263 (IX86_BUILTIN_VFNMADDSD): Ditto.
2264 (IX86_BUILTIN_VFNMADDPS): Ditto.
2265 (IX86_BUILTIN_VFNMADDPD): Ditto.
2266 (IX86_BUILTIN_VFNMSUBSS): Ditto.
2267 (IX86_BUILTIN_VFNMSUBSD): Ditto.
2268 (IX86_BUILTIN_VFNMSUBPS): Ditto.
2269 (IX86_BUILTIN_VFNMSUBPD): Ditto.
2270 (IX86_BUILTIN_VFMADDPS256): Ditto.
2271 (IX86_BUILTIN_VFMADDPD256): Ditto.
2272 (IX86_BUILTIN_VFMSUBPS256): Ditto.
2273 (IX86_BUILTIN_VFMSUBPD256): Ditto.
2274 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
2275 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
2276 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
2277 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
2278 (IX86_BUILTIN_VFNMADDPS256): Ditto.
2279 (IX86_BUILTIN_VFNMADDPD256): Ditto.
2280 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
2281 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
2282 (enum multi_arg_type): New enum for describing the various FMA4
2283 intrinsic argument types.
2284 (bdesc_multi_arg): New table for FMA4 intrinsics.
2285 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
2286 (ix86_expand_multi_arg_builtin): New function for creating FMA4
2288 (ix86_expand_builtin): Add FMA4 intrinsic support.
2289 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
2290 operand instructions.
2291 (ix86_expand_fma4_multiple_memory): New function to split the
2292 second memory reference from FMA4 instructions.
2293 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
2294 (ssemodesuffixf2s): Ditto.
2295 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
2297 (fma4_fmsub<mode>4): Ditto.
2298 (fma4_fnmadd<mode>4): Ditto.
2299 (fma4_fnmsub<mode>4): Ditto.
2300 (fma4_vmfmadd<mode>4): Ditto.
2301 (fma4_vmfmsub<mode>4): Ditto.
2302 (fma4_vmfnmadd<mode>4): Ditto.
2303 (fma4_vmfnmsub<mode>4): Ditto.
2304 (fma4_fmadd<mode>4256): Ditto.
2305 (fma4_fmsub<mode>4256): Ditto.
2306 (fma4_fnmadd<mode>4256): Ditto.
2307 (fma4_fnmsub<mode>4256): Ditto.
2308 (fma4_fmaddsubv8sf4): Ditto.
2309 (fma4_fmaddsubv4sf4): Ditto.
2310 (fma4_fmaddsubv4df4): Ditto.
2311 (fma4_fmaddsubv2df4): Ditto.
2312 (fma4_fmsubaddv8sf4): Ditto.
2313 (fma4_fmsubaddv4sf4): Ditto.
2314 (fma4_fmsubaddv4df4): Ditto.
2315 (fma4_fmsubaddv2df4): Ditto.
2316 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
2317 instructions for intrinsics.
2318 (fma4i_fmsub<mode>4): Ditto.
2319 (fma4i_fnmadd<mode>4): Ditto.
2320 (fma4i_fnmsub<mode>4): Ditto.
2321 (fma4i_vmfmadd<mode>4): Ditto.
2322 (fma4i_vmfmsub<mode>4): Ditto.
2323 (fma4i_vmfnmadd<mode>4): Ditto.
2324 (fma4i_vmfnmsub<mode>4): Ditto.
2325 (fma4i_fmadd<mode>4256): Ditto.
2326 (fma4i_fmsub<mode>4256): Ditto.
2327 (fma4i_fnmadd<mode>4256): Ditto.
2328 (fma4i_fnmsub<mode>4256): Ditto.
2329 (fma4i_fmaddsubv8sf4): Ditto.
2330 (fma4i_fmaddsubv4sf4): Ditto.
2331 (fma4i_fmaddsubv4df4): Ditto.
2332 (fma4i_fmaddsubv2df4): Ditto.
2333 (fma4i_fmsubaddv8sf4): Ditto.
2334 (fma4i_fmsubaddv4sf4): Ditto.
2335 (fma4i_fmsubaddv4df4): Ditto.
2336 (fma4i_fmsubaddv2df4): Ditto.
2338 * doc/invoke.texi (-mfma4): Add documentation.
2339 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2341 2009-09-29 Richard Henderson <rth@redhat.com>
2343 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
2344 an edge to the new destination block.
2346 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2349 * pa.c (hppa_profile_hook): Use
2350 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2352 2009-09-29 Steve Ellcey <sje@cup.hp.com>
2353 Alexander Monakov <amonakov@ispras.ru>
2356 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2357 (not_postinc_memory_operand): New.
2358 (not_postinc_move_operand): New.
2359 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2360 (*cmovsi_internal): Ditto.
2362 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2364 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2365 restrict issue_rate in first pass when scheduling for register
2368 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2369 Rafael Avila de Espindola <espindola@google.com>
2371 * gengtype.c (plugin_output): New.
2372 (get_output_file_with_visibility): Return plugin_output for plugins.
2373 (main): Parse and use the -P option.
2374 * gty.texi: Update the command line format.
2376 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2379 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2381 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2382 out if !const_ok_for_output.
2385 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2386 case VAR_LOCATION>: Remove gcc_unreachable ().
2388 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2390 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2391 (x86_64-*-*): Ditto.
2392 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2393 back to smmintrin.h.
2394 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
2395 * config/i386/x86intrin.h: Remove SSE5.
2396 * config/i386/mmintrin-common.h: Delete file.
2397 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2399 2009-09-29 Richard Guenther <rguenther@suse.de>
2401 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2402 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2404 2009-09-29 Nick Clifton <nickc@redhat.com>
2406 * function.c (current_function_name): If there is no current
2407 function just return "<none>".
2409 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2411 * tree-pass.h (register_pass_info): New structure.
2412 (pass_positioning_ops): Move enum from gcc-plugin.h.
2413 (register_pass): New function.
2414 * gcc-plugin.h (plugin_pass): Delete structure.
2415 (pass_positioning_ops): Delete enum.
2416 * plugin.c (regsiter_pass): Delete function.
2417 (position_pass): Delete function.
2418 (added_pass_nodes): Delete variable.
2419 (prev_added_pass_nodes): Delete variable.
2420 (pass_list_node): Delete structure.
2421 * passes.c (make_pass_instance): New function.
2422 (next_pass_1): Change to call make_pass_instance.
2423 (pass_list_node): Move structure from gcc-plugin.h.
2424 (added_pass_nodes): Move variable from plugin.c.
2425 (prev_added_pass_nodes): Move variable from plugin.c.
2426 (position_pass): New function.
2427 (register_pass): New function.
2429 2009-09-28 Easwaran Raman <eraman@google.com>
2431 * ifcvt.c (noce_try_abs): Recognize pattern and call
2432 expand_one_cmpl_abs_nojump.
2433 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2434 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2436 2009-09-28 Ian Lance Taylor <iant@google.com>
2439 * c-opts.c (c_common_handle_option): Don't set
2440 warn_jump_misses_init for -Wall.
2441 * doc/invoke.texi (Warning Options): Update documentation.
2443 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2445 * Makefile.in ($(out_object_file)): Depend on
2446 gt-$(basename $(notdir $(out_file))).h.
2448 2009-09-28 Richard Henderson <rth@redhat.com>
2450 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2451 * except.c (gen_eh_region): Set it.
2452 (duplicate_eh_regions_1): Copy it.
2453 * tree-eh.c (lower_resx): Use it to determine which function
2456 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2457 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2458 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2459 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2460 BUILT_IN_CXA_END_CLEANUP if necessary.
2462 * c-common.c (c_define_builtins): Update call to
2463 build_common_builtin_nodes.
2465 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2467 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2469 2009-09-28 Michael Matz <matz@suse.de>
2471 * builtins.c (interclass_mathfn_icode): New helper.
2472 (expand_builtin_interclass_mathfn): Use it here, and split folding
2474 (fold_builtin_interclass_mathfn): ... this new folder.
2475 (build_call_nofold_loc): New static helper.
2476 (build_call_nofold): New wrapper macro for above.
2477 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2478 (expand_builtin_pow): Ditto.
2479 (expand_builtin_memset_args): Ditto.
2480 (expand_builtin_printf): Ditto.
2481 (expand_builtin_fprintf): Ditto.
2482 (expand_builtin_sprintf): Ditto.
2483 (expand_builtin_memory_chk): Ditto.
2484 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2485 (expand_builtin_stpcpy): Ditto.
2486 (expand_builtin_strcmp): Ditto.
2487 (expand_builtin_strncmp): Ditto.
2488 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2489 (expand_builtin_strcpy_args): Don't call folders.
2490 (expand_builtin_memcmp): Ditto.
2491 (expand_builtin_strncpy): Ditto, and use target.
2492 (expand_builtin_memcpy): Ditto.
2493 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2494 expand_builtin_strpbrk, expand_builtin_memmove,
2495 expand_builtin_memmove_args, expand_builtin_bcopy,
2496 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2497 expand_builtin_strspn, expand_builtin_strcspn,
2498 expand_builtin_fputs): Remove these.
2499 (expand_builtin): Don't call the above, change calls to other
2500 expanders that changed prototype.
2501 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2502 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2503 fold_builtin_interclass_mathfn.
2504 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2505 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2507 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2508 * passes.c (init_optimization_passes): Move pass_fold_builtins
2509 after last phiopt pass.
2510 * tree-inline.c (fold_marked_statements): When folding builtins
2511 iterate over all instruction potentially generated.
2512 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2514 (fold_gimple_call): Use it to always fold calls (into potentially
2515 multiple instructions).
2516 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2517 calls into zero at this time.
2518 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2519 statements generated by builtin folding.
2521 2009-09-28 Nick Clifton <nickc@redhat.com>
2523 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2525 2009-09-28 Duncan Sands <baldrick@free.fr>
2527 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2528 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2529 (register_callback): Dispatch it.
2530 (invoke_plugin_callbacks): Incorporate in sanity check.
2531 * ggc.h (ggc_register_cache_tab): Add declaration.
2532 * ggc-common.c (ggc_register_root_tab): Simplify.
2533 (const_ggc_cache_tab_t): New typedef.
2534 (extra_cache_vec): New vector of dynamically added cache tables.
2535 (ggc_register_cache_tab): New function.
2536 (ggc_scan_cache_tab): New function.
2537 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2538 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2540 2009-09-27 Richard Henderson <rth@redhat.com>
2542 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2543 which we remove __builtin_stack_restore.
2545 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2547 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2548 to test for GRD_INVARIANT.
2549 (simple_rhs_p): Anything that's function_invariant_p is fine.
2551 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2553 * gengtype.c (main): Use plunge_files instead of plugin_output.
2555 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2556 Rafael Avila de Espindola <espindola@google.com>
2558 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2559 Don't print pch related info if it is false.
2560 (main): Don't print pch info in plugin mode.
2562 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2564 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2565 with dw_val_class_const_double.
2566 (struct dw_val_struct): Replace val_long_long with val_double and
2567 adjust for above change.
2568 (output_loc_operands): Likewise.
2569 (add_AT_long_long): Rename into...
2570 (add_AT_double): ...this.
2571 (print_die): Replace dw_val_class_long_long with
2572 dw_val_class_const_double and adjust.
2573 (attr_checksum): Likewise.
2574 (same_dw_val_p): Likewise.
2575 (size_of_die): Likewise.
2576 (value_format): Likewise.
2577 (output_die): Likewise.
2578 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2579 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2580 instead of add_AT_long_long.
2581 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2582 value with the precision of its type.
2584 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2587 * c-typeck.c (build_conditional_expr): Use the readonly and
2588 volatile flags of the operand types, not of the operands itself.
2590 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2592 * collect2.c (main): Look for -brtl before adding libraries.
2594 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2596 * config.gcc: Update OpenBSD targets.
2597 * config/openbsd-stdint.h: New file.
2598 * config/openbsd-libpthread.h: New file.
2599 * config/openbsd.h: Update and break out LIB_SPEC definition.
2600 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2601 * config/i386/openbsdelf.h: Correct types.
2602 * config/m68k/openbsd.h: Likewise.
2603 * config/mips/openbsd.h: Likewise.
2604 * config/vax/openbsd.h: Likewise.
2606 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2608 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2609 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2610 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2611 of the length and zero.
2613 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2615 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2616 (FLAGS_H): Add options.h $(REAL_H).
2617 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2618 (TREE_VECTORIZER_H): New.
2619 (EBITMAP_H): Renamed from EBIMAP_H.
2620 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2621 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2622 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2623 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2624 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2625 (graphite-clast-to-gimple.o, graphite-dependences.o)
2626 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2627 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2628 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2629 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2630 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2631 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2632 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2633 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2634 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2635 updated and fixed as per above changes and per
2636 check_makefile_deps.sh output.
2639 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2640 * configure: Regenerate.
2642 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2644 * doc/install.texi: Update minimum MPC version to 0.7.
2646 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2648 * doc/install.texi (Binaries): Remove reference to the binary
2649 distribution CD-ROM from the FSF.
2651 2009-09-26 Michael Matz <matz@suse.de>
2655 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2656 that are mentioned in the body.
2658 2009-09-26 Michael Matz <matz@suse.de>
2660 PR tree-optimization/41454
2661 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2662 (tree_ssa_dominator_optimize): Don't allocate and free it.
2663 (dom_opt_leave_block): Don't iterate over it.
2664 (eliminate_redundant_computations): Don't return a value.
2665 (cprop_operand, cprop_into_stmt): Ditto.
2666 (optimize_stmt): Don't defer updating stmts.
2668 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2670 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2671 generic_parameter_die, template_parameter_pack_die,
2672 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2673 renaming DW_TAG_formal_parameter_pack and
2674 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2675 and DW_TAG_GNU_template_parameter_pack.
2677 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2679 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2680 * config/v850/v850.c (v850_function_value): New function.
2681 (TARGET_FUNCTION_VALUE): Define.
2683 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2685 * tree-vect-stmts.c (vectorizable_call): Call
2686 mark_symbols_for_renaming after vect_finish_stmt_generation.
2688 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2689 to loc_descriptor_from_tree.
2690 (add_location_or_const_value_attribute): Pass 0 instead of 2
2691 for decl_by_reference_p decls.
2693 2009-09-25 Richard Guenther <rguenther@suse.de>
2696 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2699 2009-09-25 Ben Elliston <bje@au.ibm.com>
2701 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2704 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2706 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2707 form of instruction.
2709 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2712 * fold-const.c (const_binop): Handle complex int division.
2713 * tree-complex.c (expand_complex_div_straight,
2714 expand_complex_div_wide): Update comments.
2716 2009-09-24 DJ Delorie <dj@redhat.com>
2719 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2720 (reg_class): Likewise.
2721 (REG_CLASS_NAMES): Likewise.
2722 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2723 (m32c_override_options): Disable -fivopts for M32C.
2725 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2727 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2728 Delete VSX load/store with update support.
2729 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2730 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2734 (VStype_load_update): Ditto.
2735 (VStype_store_update): Ditto.
2736 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2737 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2739 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2740 load/store with update builtins.
2742 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2744 * libgcc2.c (L_trampoline): Prototype for getpagesize
2745 and mprotect in WINNT case.
2747 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2749 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2750 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2751 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2752 'outgoing' argument.
2753 (TARGET_FUNCTION_VALUE): Define.
2755 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2757 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2759 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2762 * common.opt: Initialize dwarf_strict to -1.
2763 * toplev.c (process_options): Catch unset dwarf_strict
2764 and set to 0 for all targets not overriding.
2765 * config/darwin.c (darwin_override_options): Catch unset
2766 dwarf_strict and override to 1.
2768 2009-09-24 Jeff Law <law@redhat.com>
2770 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2772 2009-09-24 Richard Guenther <rguenther@suse.de>
2774 PR tree-optimization/36143
2775 PR tree-optimization/38747
2776 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2777 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2779 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2782 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2783 return false instead of gcc_unreachable (). For CONST return the
2784 value returned by recursive call instead of always returning true.
2785 (tree_add_const_value_attribute): Return the value returned by
2786 add_const_value_attribute instead of always returning true if rtl
2789 2009-09-23 Justin Seyster <jrseys@gmail.com>
2791 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2793 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2795 * cgraphunit.c (cgraph_lower_function): Revert last change.
2796 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2797 instead of DECL_NO_STATIC_CHAIN.
2798 * tree-cfg.c (verify_gimple_call): Likewise.
2799 * tree-nested.c (get_chain_decl, get_chain_field,
2800 convert_tramp_reference_op, convert_gimple_call): Likewise.
2801 (convert_all_function_calls): Likewise. Always set or clear
2802 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2803 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2804 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2806 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2807 DECL_NO_STATIC_CHAIN.
2808 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2809 instead of DECL_NO_STATIC_CHAIN.
2810 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2811 decl_function_context.
2812 * varasm.c (initializer_constant_valid_p): Likewise.
2813 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2814 (DECL_STATIC_CHAIN): ... this.
2815 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2816 instead of DECL_NO_STATIC_CHAIN.
2818 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2819 Rafael Avila de Espindola <espindola@google.com>
2821 * gengtype.c (nb_plugin_files): Make it unsigned to match
2822 num_gt_files. Adjust other variables to avoid warnings.
2823 (main): Allocate an all zero lang_bitmap before each plugin file name
2824 to match regular file names.
2826 2009-09-23 Richard Henderson <rth@redhat.com>
2828 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2829 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2830 static chain passed in memory.
2831 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2832 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2833 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2834 STATIC_CHAIN_REGNUM defined.
2836 * config/picochip/picochip-protos.h: s/class/klass/.
2837 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2838 (picochip_static_chain): New.
2839 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2840 (STATIC_CHAIN_INCOMING): Remove.
2842 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2843 (xtensa_static_chain): New.
2844 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2845 (STATIC_CHAIN_INCOMING): Remove.
2847 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2849 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2850 * config/pa/pa-protos.h (function_value): Remove.
2851 * config/pa/pa.c (pa_function_value): Rename from function_value.
2852 Make static, add 'outgoing' argument.
2853 (TARGET_FUNCTION_VALUE): Define.
2855 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2857 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2858 instead of cfun->machine->is_leaf.
2859 * config/avr/avr.h (machine_function): Remove is_leaf field.
2861 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2864 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2865 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2866 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2867 the same size, prefer DW_OP_stack_value.
2868 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2869 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2871 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2874 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2876 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2879 * cfgexpand.c (convert_debug_memory_address): New.
2880 (expand_debug_expr): Convert base address and offset to the same
2881 mode. Use it to convert addresses to other modes. Accept
2884 2009-09-23 Richard Guenther <rguenther@suse.de>
2886 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2887 produced for bigendian targets with promoted subregs.
2889 2009-09-23 Richard Guenther <rguenther@suse.de>
2891 * value-prof.c (gimple_ic): Purge old EH edges only after building
2894 2009-09-23 Nick Clifton <nickc@redhat.com>
2896 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2898 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2901 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2904 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2905 on non-nested functions.
2907 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2908 Jan Hubicka <jh@suse.cz>
2910 * dwarf2out.c (loc_list_plus_const): Only define if
2911 DWARF2_DEBUGGING_INFO.
2912 (address_of_int_loc_descriptor): Likewise.
2915 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2917 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2920 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2921 constant is more than zero.
2923 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2926 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2927 call final to emit non-scheduled prologue, instead insert at entry.
2929 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2930 Joseph S. Myers <joseph@codesourcery.com>
2932 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2934 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2935 Rafael Avila de Espindola <espindola@google.com>
2937 * gengtype.c (is_file_equal): New function.
2938 (close_output_files): Use is_file_equal. Free of->buf.
2940 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2941 Rafael Avila de Espindola <espindola@google.com>
2943 * gengtype.c (write_types, write_local): Add the output_header
2944 argument. Update all callers.
2946 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2948 * dwarf2out.c (template_parameter_pack_die,
2949 gen_formal_parameter_pack_die ): New functions.
2950 (make_ith_pack_parameter_name): Remove this function.
2951 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2952 DW_TAG_formal_parameter_pack.
2953 (gen_generic_params_dies): Represent each template parameter pack
2954 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2955 represented by usual DW_TAG_template_*_parameter DIEs that are
2956 children of the DW_TAG_template_parameter_pack element DIE.
2957 (generic_parameter_die): This doesn't deal with parameter pack
2958 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2959 of parameter pack DIEs.
2960 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2961 in certain cases, e.g. for pack elements.
2962 (gen_formal_types_die, gen_decl_die): Adjust usage of
2963 gen_formal_parameter_die.
2964 (gen_subprogram_die): Represent each function parameter pack by a
2965 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2966 represented by usual DW_TAG_formal_parameter DIEs that are children
2967 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2968 ____builtin_va_alist decls as no part of the compiler uses those
2970 * langhooks.h (struct lang_hooks_for_decls): Add
2971 function_parm_expanded_from_pack_p, get_generic_function_decl
2972 and function_parameter_pack_p hooks. Fix comment for
2973 get_innermost_generic_parms hook.
2974 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2975 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2976 macros and use them to initialize lang_hook.
2978 2009-09-22 Richard Henderson <rth@redhat.com>
2980 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2981 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2982 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2983 on TRAMPOLINE_TEMPLATE.
2984 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2985 TRAMPOLINE_ADJUST_ADDRESS.
2986 * targhooks.c (default_asm_trampoline_template): Remove.
2987 (default_trampoline_adjust_address): Remove.
2988 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2989 * targhooks.h: Update decls.
2991 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2993 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2994 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2995 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2997 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
3000 * reload1.c (reload): Reset debug insns with pseudos without
3003 2009-09-22 Janis Johnson <janis187@us.ibm.com>
3005 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
3006 unconditional true for decimal float modes.
3007 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
3008 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
3010 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
3012 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
3013 Enable a new case for __FreeBSD__ >= 7.
3014 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
3015 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
3016 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
3017 and USE_LD_AS_NEEDED.
3019 * doc/install.texi (*-*-freebsd*): Update target information.
3021 2009-09-22 Richard Guenther <rguenther@suse.de>
3024 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
3025 arrays really properly.
3027 2009-09-22 Richard Henderson <rth@redhat.com>
3030 * target.h (struct gcc_target): Add asm_out.trampoline_template,
3031 calls.static_chain, calls.trampoline_init,
3032 calls.trampoline_adjust_address.
3033 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3034 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3035 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3036 * builtins.c (expand_builtin_setjmp_receiver): Use
3037 targetm.calls.static_chain; only clobber registers.
3038 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
3039 set up memory attributes properly for the trampoline block.
3040 (expand_builtin_adjust_trampoline): Use
3041 targetm.calls.trampoline_adjust_address.
3042 * calls.c (prepare_call_address): Add fndecl argument. Use
3043 targetm.calls.static_chain.
3044 * df-scan.c (df_need_static_chain_reg): Remove.
3045 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
3046 consolodate static chain handling.
3047 * doc/tm.texi: Document new hooks.
3048 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
3049 (init_emit_regs): Don't initialize them.
3050 * expr.h (prepare_call_address): Update decl.
3051 * final.c (profile_function): Use targetm.calls.static_chain.
3052 * function.c (expand_function_start): Likewise.
3053 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
3054 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
3055 only clobber registers.
3056 * targhooks.c (default_static_chain): New.
3057 (default_asm_trampoline_template, default_trampoline_init): New.
3058 (default_trampoline_adjust_address): New.
3059 * targhooks.h: Declare them.
3060 * varasm.c (assemble_trampoline_template): Use
3061 targetm.asm_out.trampoline_template. Make the memory block const
3064 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
3065 alpha_initialize_trampoline. Make static. Merge VMS parameter
3066 differences into the TARGET_ABI_OPEN_VMS code block.
3067 (TARGET_TRAMPOLINE_INIT): New.
3068 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
3069 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
3070 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
3071 (INITIALIZE_TRAMPOLINE): Remove.
3073 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
3074 (TRAMPOLINE_TEMPLATE): Merge with ...
3075 (INITIALIZE_TRAMPOLINE): ... this and move ...
3076 * config/arc/arc.c (arc_trampoline_init): ... here.
3077 (TARGET_TRAMPOLINE_INIT): New.
3079 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3080 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3081 (arm_asm_trampoline_template): New.
3082 (arm_trampoline_init, arm_trampoline_adjust_address): New.
3083 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
3084 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
3085 code to arm_asm_trampoline_template.
3086 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
3087 arm_trampoline_adjust_address.
3088 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
3089 adjust for target hook parameters.
3091 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
3094 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
3095 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
3096 (bfin_trampoline_init): Rename from initialize_trampoline;
3097 make static; update for target hook parameters.
3098 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3099 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
3100 bfin_asm_trampoline_template.
3101 (INITIALIZE_TRAMPOLINE): Remove.
3103 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3104 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
3105 cris_trampoline_init): New.
3106 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
3107 cris_asm_trampoline_template.
3108 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
3109 adjust for target hook parameters.
3111 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
3113 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3114 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
3115 fr30_trampoline_init): New.
3116 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
3117 fr30_asm_trampoline_template.
3118 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
3119 adjust for target hook parameters.
3121 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
3122 (frv_trampoline_init): Rename from frv_initialize_trampoline;
3123 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
3124 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
3125 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
3127 * config/h8300/h8300.c (h8300_trampoline_init): New.
3128 (TARGET_TRAMPOLINE_INIT): New.
3129 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
3130 to h8300_trampoline_init and adjust for hook parameters.
3132 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
3133 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
3134 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
3135 make static; adjust for hook parameters.
3136 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
3138 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3139 (TARGET_TRAMPOLINE_INIT): New.
3140 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
3141 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
3142 iq2000_asm_trampoline_template.
3143 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
3144 (TRAMPOLINE_CODE_SIZE): New.
3145 (TRAMPOLINE_SIZE): Use it.
3146 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
3148 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
3149 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
3150 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
3151 adjust for hook parameters.
3152 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
3154 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
3155 (m32r_trampoline_init): New.
3156 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
3157 m32r_trampoline_init.
3159 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
3160 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
3161 make static; update for hook parameters.
3162 * config/m68hc11/m68hc11-protos.h: Update.
3163 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
3165 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3166 (TARGET_TRAMPOLINE_INIT): New.
3167 (mcore_function_value): Fix typo.
3168 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
3169 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
3170 to mcore_asm_trampoline_template.
3171 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
3173 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
3174 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
3175 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
3176 update for hook parameters.
3177 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
3179 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3180 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3181 mips_trampoline_init): New.
3182 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
3183 mips_asm_trampoline_template.
3184 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
3185 update for hook parameters.
3187 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3188 (TARGET_TRAMPOLINE_INIT): New.
3189 (mmix_trampoline_size): Remove.
3190 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
3191 make static. Remove out-of-date tetra vs octa comment.
3192 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
3193 make static; update for hook parameters.
3194 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
3195 (INITIALIZE_TRAMPOLINE): Remove.
3196 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
3197 (TRAMPOLINE_ALIGNMENT): New.
3198 * gcc/config/mmix/mmix-protos.h: Update.
3200 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3201 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3202 mn10300_trampoline_init): New.
3203 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
3204 mn10300_asm_trampoline_template.
3205 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
3207 * config/moxie/moxie.c (moxie_static_chain,
3208 moxie_asm_trampoline_template, moxie_trampoline_init,
3209 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
3210 TARGET_TRAMPOLINE_INIT): New.
3211 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
3212 moxie_trampoline_init.
3213 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
3214 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
3216 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3217 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3218 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
3219 pa_trampoline_adjust_address): New.
3220 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
3221 pa_asm_trampoline_template.
3222 (TRAMPOLINE_ALIGNMENT): New.
3223 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
3224 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
3225 adjust for hook parameters.
3226 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
3228 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
3229 (TARGET_TRAMPOLINE_INIT): New.
3230 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
3231 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
3233 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
3235 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
3236 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
3237 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
3238 make static; adjust parameters for the hook.
3239 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
3241 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
3242 s390_trampoline_template; make static.
3243 (s390_trampoline_init): Rename from s390_initialize_trampoline;
3244 make static; adjust for target hook.
3245 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3246 * config/s390/s390-protos.h: Remove trampoline decls.
3247 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
3248 (TRAMPOLINE_TEMPLATE): Remove.
3249 (TRAMPOLINE_ALIGNMENT): New.
3251 * config/score/score-protos.h (score_initialize_trampoline): Remove.
3252 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3253 (TARGET_TRAMPOLINE_INIT): New.
3254 (score_asm_trampoline_template): New.
3255 (score_trampoline_init): Rename from score_initialize_trampoline;
3256 make static; adjust for hook parameters.
3257 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
3258 score[37]_asm_trampoline_template.
3259 (INITIALIZE_TRAMPOLINE): Remove.
3260 * config/score/score3.c (score3_asm_trampoline_template): New.
3261 (score3_trampoline_init): Rename from score3_initialize_trampoline;
3262 adjust for target hook.
3263 * config/score/score7.c (score7_asm_trampoline_template): New.
3264 (score7_trampoline_init): Rename from score7_initialize_trampoline;
3265 adjust for target hook.
3266 * config/score/score3.h, config/score/score7.h: Update.
3268 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
3269 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
3270 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3271 (sh_trampoline_init): Rename from sh_initialize_trampoline;
3272 make static; adjust for target hook parameters.
3273 (sh_trampoline_adjust_address): New.
3274 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
3275 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
3277 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
3278 (sparc32_initialize_trampoline): Rename from
3279 sparc_initialize_trampoline; make static; replace tramp parameter
3280 with m_tramp and update memory accesses.
3281 (sparc64_initialize_trampoline): Similarly.
3282 (sparc_trampoline_init): New.
3283 * config/sparc/sparc-protos.h: Remove trampoline decls.
3284 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
3285 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
3287 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
3288 (array_to_constant): Make ARR parameter const.
3289 (spu_trampoline_init): Rename from spu_initialize_trampoline;
3290 make static; update for hook parameters.
3291 * config/spu/spu-protos.h: Update decls.
3292 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
3294 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
3295 from xstormy16_initialize_trampoline; make static; update for
3297 (TARGET_TRAMPOLINE_INIT): New.
3298 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
3300 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3301 (TARGET_TRAMPOLINE_INIT): New.
3302 (v850_can_eliminate): Make static.
3303 (v850_asm_trampoline_template, v850_trampoline_init): New.
3304 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
3305 v850_asm_trampoline_template.
3306 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
3307 and adjust for target hook parameters.
3309 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3310 (TARGET_TRAMPOLINE_INIT): New.
3311 (vax_asm_trampoline_template, vax_trampoline_init): New.
3312 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
3313 vax_asm_trampoline_template.
3314 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
3316 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3317 (TARGET_TRAMPOLINE_INIT): New.
3318 (xtensa_asm_trampoline_template): Rename from
3319 xtensa_trampoline_template; make static.
3320 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
3321 make static; update for hook parameters.
3322 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
3323 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
3324 (INITIALIZE_TRAMPOLINE): Remove.
3326 * config/i386/i386.c (ix86_function_regparm): Do not issue an
3327 error for nested functions with regparm=3.
3328 (ix86_compute_frame_layout): Adjust frame pointer offset for
3329 ix86_static_chain_on_stack.
3330 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
3331 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
3332 don't reset to UNITS_PER_WORD.
3333 (ix86_emit_leave): Adjust ix86_cfa_state.
3334 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
3335 (ix86_static_chain): New.
3336 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
3337 make static; update for target hook parameters; use ix86_static_chain.
3338 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3339 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
3340 (INITIALIZE_TRAMPOLINE): Remove.
3341 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
3342 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
3343 to the end. Add static_chain_on_stack.
3344 (ix86_static_chain_on_stack): New.
3346 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
3347 (m68k_output_mi_thunk): Don't use static_chain_rtx.
3348 (m68k_trampoline_init): New.
3349 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
3350 m68k_trampoline_init and adjust for hook parameters.
3351 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
3352 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
3354 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3356 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3357 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3359 * reload1.c (reload): Call wrap_constant when substituting
3360 reg for equiv inside of DEBUG_INSNs.
3363 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3364 add_call_src_coords_attributes, add_high_low_attributes,
3365 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3366 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3367 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3368 when -gdwarf-2 -gstrict-dwarf.
3369 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3370 -gdwarf-[23] -gstrict-dwarf.
3371 (address_of_int_loc_descriptor, loc_descriptor,
3372 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3373 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3374 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3376 2009-09-22 Richard Guenther <rguenther@suse.de>
3378 PR tree-optimization/41428
3379 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3380 (ccp_finalize): Pass it to substitute_and_fold.
3382 2009-09-22 Richard Guenther <rguenther@suse.de>
3384 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3385 (substitute_and_fold): Adjust prototype.
3386 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3387 (simplify_stmt_using_ranges): Likewise.
3388 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3389 (vrp_fold_stmt): New function.
3390 (vrp_finalize): Pass it to substitute_and_fold.
3391 * tree-flow.h (vrp_evaluate_conditional): Remove.
3392 (simplify_stmt_using_ranges): Likewise.
3393 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3394 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3395 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3397 (fold_predicate_in): Move to tree-vrp.c.
3398 (substitute_and_fold): Use the callback instead of calling into
3399 tree-vrp.c functions directly.
3401 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3403 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3404 comparison warning on rs6000.
3407 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3408 GIMPLE_EH_MUST_NOT_THROW cleanup.
3409 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3411 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3414 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3415 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3416 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3417 libSystem which is derived from the gcc 4.2.1 unwinder.
3419 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3422 * varasm.c (default_encode_section_info): Copy TLS model into
3423 sym_ref flags regardless of backend support for TLS, for all
3424 model types except TLS_MODEL_EMULATED.
3426 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3429 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3430 we can handle it correctly.
3432 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3434 * doc/install.texi (os2): Remove section.
3436 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3438 * doc/standards.texi (Objective-C): Adjust two URLs.
3440 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3442 * tree-tailcall.c (process_assignment): Don't check if a
3443 multiplication or an addition are already present.
3444 (find_tail_calls): Combine multiple additions and multiplications.
3445 (adjust_accumulator_values): Emit accumulators.
3447 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3449 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3450 xmm register restore.
3452 2009-09-21 Jan Hubicka <jh@suse.cz>
3454 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3455 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3458 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3460 * stor-layout.c (layout_type): Remove obsolete code.
3462 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3465 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3467 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3470 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3471 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3472 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3473 * fold-const.c (const_binop): Likewise.
3474 * real.h (do_mpc_arg2): Update prototype.
3476 2009-09-20 Jan Hubicka <jh@suse.cz>
3478 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3479 (add_location_or_const_value_attribute): Rewrite using
3481 (tree_add_const_value_attribute): Return true if successful.
3482 (tree_add_const_value_attribute_for_decl): Likewise.
3484 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3485 (loc_descriptor): ... here;
3486 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3487 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3488 pool items that was not marked for output.
3489 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3490 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3491 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3492 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3493 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3494 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3495 DW_OP_stack_value to get address of items that are not available
3497 (dw_loc_list): Handle single element lists correctly.
3499 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3500 Pascal Obry <obry@adacore.com>
3502 * unwind-dw2-fde.c (classify_object_over_fdes):
3503 Cast the constant 1 to _Unwind_Ptr.
3504 (add_fdes): Likewise.
3505 (linear_search_fdes): Likewise.
3507 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3509 * stor-layout.c (set_sizetype): Avoid useless type copy.
3511 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3513 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3515 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3516 * configure, config.in: Regenerate.
3517 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3519 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3520 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3521 for global data if the output could be used in a shared library.
3522 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3523 to 0 if TARGET_WRITABLE_EH_FRAME.
3525 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3527 PR rtl-optimization/39886
3528 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3529 just when insn is equal to BB_END (bb).
3531 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3533 * config/mips/mips.opt (mrelax-pic-calls): New option.
3534 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3536 (mips_unspec_call): Change "unspec_call" expander into this.
3537 (mips_strip_unspec_call): New function.
3538 (mips_got_load): Call mips_unspec_call instead of
3539 gen_unspec_call<mode>.
3540 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3542 (mips_cfg_in_reorg): New function.
3543 (mips16_lay_out_constants): Use it to decide whether to call
3544 CFG-aware insn splitting.
3545 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3546 mips_reorg. Move DF set-up code from here ...
3547 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3549 (mips_reorg): Call mips_df_reorg instead of
3550 r10k_insert_cache_barriers. Move CFG set-up code here from
3551 r10k_insert_cache_barriers.
3552 (mips_call_expr_from_insn): New function.
3553 (mips_pic_call_symbol_from_set): Likewise.
3554 (mips_find_pic_call_symbol): Likewise.
3555 (mips_annotate_pic_call_expr): Likewise.
3556 (mips_get_pic_call_symbol): Likewise.
3557 (mips_annotate_pic_calls): Likewise.
3558 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3560 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3561 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3562 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3564 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3565 (unspec_call<mode>): Remove it.
3566 (sibcall_internal, sibcall_value_internal,
3567 sibcall_value_multiple_internal, call_internal, call_split,
3568 call_value_internal, call_value_split,
3569 call_value_multiple_internal, call_value_multiple_split): Pass
3570 SIZE_OPNO to MIPS_CALL.
3571 (call_internal_direct, call_direct_split,
3572 call_value_internal_direct, call_value_direct_split): Pass -1 as
3573 SIZE_OPNO to MIPS_CALL.
3574 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3575 * configure: Regenerate.
3576 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3577 and -mno-relax-pic-calls.
3578 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3580 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3583 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3584 in the directory this rule is called from, rather than the
3585 toplevel 'gcc' directory, to fix in-tree build.
3587 2009-09-19 Chris Demetriou <cgd@google.com>
3589 PR preprocessor/28435:
3590 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3591 to cpplib that the preprocessor output is needed.
3593 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3595 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3596 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3597 *return_and_restore_fpregs_<mode>,
3598 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3601 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3602 instead of assuming it has always a REG inside of it.
3604 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3606 * config/freebsd.h: Update comment on types.
3607 (WINT_TYPE): Define.
3609 2009-09-18 Jason Merrill <jason@redhat.com>
3611 * c.opt: Add -fno-deduce-init-list.
3613 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3615 * value-prof.c (interesting_stringop_to_profile_p): Added output
3616 argument to indicate which parameter is the size parameter.
3617 * value-prof.c (gimple_stringop_fixed_value): Use
3618 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3619 * value-prof.c (gimple_stringops_transform): Update call sites to
3620 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3622 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3625 From David Binderman <dcb314@hotmail.com>:
3626 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3627 local variable f. Remove stale comments.
3628 (ix86_compute_frame_layout): Remove useless local variable total_size.
3629 Remove #if 0'd code.
3630 (legitimate_address_p): Remove useless local variables
3631 reason_rtx and reason.
3632 (ix86_split_copysign_const): Remove useless local variable op1.
3633 (scale_counter): Remove useless local variable piece_size_mask.
3635 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3637 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3640 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3643 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3645 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3647 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3650 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3652 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3653 DW_OP_implicit_value even without dwarf_version 4.
3655 2009-09-17 Jan Hubicka <jh@suse.cz>
3657 * dwarf2out.c: Include tree-pass.h and gimple.h.
3658 (loc_list_plus_const): New function.
3659 (loc_descriptor_from_tree_1): Rename to ...
3660 (loc_descriptor_from_tree): ... remove original.
3661 (loc_list_from_tree): New function.
3662 (add_AT_location_description): Accept location list.
3663 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3664 (concatn_mem_loc_descriptor): Remove.
3665 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3667 (secname_for_decl): Move up.
3668 (hidden_reference_p): New function; break out from ...
3669 (loc_by_refernece): ... here; move up.
3670 (dw_loc_list): New function.
3671 (single_element_loc_list): New function.
3672 (single_element_loc_list_p): New function.
3673 (add_loc_descr_to_each): New function.
3674 (add_loc_list): New function.
3675 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3676 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3677 add diagnostics why expansion failed.
3678 (add_location_or_const_value_attribute): Support location lists.
3679 (add_bound_info): Likewise.
3680 (descr_info_loc): Update call of loc_descriptor_from_tree.
3681 (gen_variable_die): Work on location lists.
3682 * final.c (pass_final): Add dump file.
3683 * Makefile.in (dwarf2out.o): Add new dependencies.
3685 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3688 * real.c decimal_from_integer, decimal_integer_string): New.
3689 (real_from_integer): Use them as special case for decimal float.
3690 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3691 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3692 Do not append zero after the decimal point in string to convert.
3694 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3696 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3697 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3699 2009-09-17 Martin Jambor <mjambor@suse.cz>
3701 * common.opt (fipa-sra): New switch.
3702 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3703 * timevar.def (TV_IPA_SRA): New timevar.
3704 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3705 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3706 * tree-sra.c: Include cgraph.c.
3707 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3708 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3709 and grp_not_necessarilly_dereferenced.
3710 (func_param_count): New variable.
3711 (encountered_apply_args): New variable.
3712 (bb_dereferences): New variable.
3713 (final_bbs): New variable.
3714 (no_accesses_representant): New variable.
3715 (no_accesses_p): New function.
3716 (dump_access): Dump the new fields.
3717 (sra_initialize): Set encountered_apply_args to false.
3718 (get_ssa_base_param): New function.
3719 (mark_parm_dereference): New function.
3720 (create_access): Caring for INIDRECT_REFs and different handling of
3721 varialble length accesses in early IPA SRA. Store the stmt - a new
3722 parameter - to the new access.
3723 (build_access_from_expr_1): New parameter stmt, passed to
3724 create_access. Handle INDIRECT_REFs.
3725 (build_access_from_expr): Pass the current statement to
3726 build_access_from_expr_1.
3727 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3729 (build_accesses_from_assign): Pass the current statement to
3730 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3731 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3732 final_bbs when necessary. Check for calls to __builtin_apply_args.
3733 Fixup EH info if anythng was changed.
3734 (is_unused_scalar_param): New function.
3735 (ptr_parm_has_direct_uses): New function.
3736 (find_param_candidates): New function.
3737 (mark_maybe_modified): New function.
3738 (analyze_modified_params): New function.
3739 (propagate_dereference_distances): New function.
3740 (dump_dereferences_table): New function.
3741 (analyze_caller_dereference_legality): New function.
3742 (unmodified_by_ref_scalar_representative): New function.
3743 (splice_param_accesses): New function.
3744 (decide_one_param_reduction): New function.
3745 (enum ipa_splicing_result): New type.
3746 (splice_all_param_accesses): New function.
3747 (get_param_index): New function.
3748 (turn_representatives_into_adjustments): New function.
3749 (analyze_all_param_acesses): New function.
3750 (get_replaced_param_substitute): New function.
3751 (get_adjustment_for_base): New function.
3752 (replace_removed_params_ssa_names): New function.
3753 (sra_ipa_reset_debug_stmts): New function.
3754 (sra_ipa_modify_expr): New function.
3755 (sra_ipa_modify_assign): New function.
3756 (convert_callers): New function.
3757 (modify_function): New function.
3758 (ipa_sra_preliminary_function_checks): New function.
3759 (ipa_early_sra): New function.
3760 (ipa_early_sra_gate): New function.
3761 (pass_early_ipa_sra): New variable.
3762 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3764 2009-09-17 Michael Matz <matz@suse.de>
3767 * tree.c (build_type_attribute_qual_variant): Export.
3768 * tree.h (build_type_attribute_qual_variant): Declare.
3769 * tree-inline.c (remap_type_1): Use it to build variants with
3770 the original qualifiers and attributes.
3772 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3774 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3775 without a fallthrough edge.
3777 2009-09-16 DJ Delorie <dj@redhat.com>
3779 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3780 chip and ignore the "fast_interrupt" attribute if so.
3782 2009-09-16 Richard Henderson <rth@redhat.com>
3785 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3788 2009-09-16 Richard Henderson <rth@redhat.com>
3791 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3792 is set only if DECL_NO_STATIC_CHAIN is unset.
3793 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3794 (FOR_EACH_NEST_INFO): New.
3795 (walk_all_functions): Use it.
3796 (finalize_nesting_tree): Likewise.
3797 (unnest_nesting_tree): Likewise.
3798 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3799 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3800 (convert_gimple_call): Early out if gimple_call_chain already set.
3801 (convert_all_function_calls): Iterate until no new functions
3802 require a static chain.
3803 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3804 when building a trampoline. Use dump_function_to_file instead
3806 (lower_nested_functions): Open dump_file. Validate that decls
3807 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3808 bit reset by this pass.
3810 2009-09-16 Michael Matz <matz@suse.de>
3813 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3814 shorten decl_common_unused.
3815 (DECL_RESTRICTED_P): New accessor.
3816 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3817 to disambiguate marked decls and restrict pointers.
3819 2009-09-16 Richard Henderson <rth@redhat.com>
3822 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3824 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3826 * integrate.c (set_block_abstract_flags): Call
3827 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3829 2009-09-16 Richard Guenther <rguenther@suse.de>
3832 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3835 2009-09-16 DJ Delorie <dj@redhat.com>
3836 Kaz Kojima <kkojima@gcc.gnu.org>
3838 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3839 (sh_expand_prologue): Update calls to output_stack_adjust.
3840 (sh_expand_epilogue): Likewise.
3842 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3845 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3846 trying to limit the extent of searches in the insn stream.
3848 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3849 Jakub Jelinek <jakub@redhat.com>
3853 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3855 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3856 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3857 (rs6000_savres_strategy): Always save FP registers inline if the
3858 target doesn't support hardware double-precision. Set the above
3859 bits in return value when needed.
3860 (rs6000_savres_routine_sym): Fix computation for cache selector.
3861 Mark the generated symbol as a function. Rename exitp argument to
3862 lr. Move code for determining the name of the symbol...
3863 (rs6000_savres_routine_name): ...here. New function. Add cases for
3864 getting the names right on AIX and 64-bit Linux.
3865 (savres_routine_name): New variable.
3866 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3867 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3868 on what the target routine uses as a base register. If savep && lr
3869 describe saving of r0 into memory slot.
3870 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3871 line calls for AIX ABI.
3872 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3873 determine FP save/restore functions.
3874 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3875 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3877 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3878 Duplicate restoration of LR and execute the appropriate one
3879 depending on whether GPRs are being restored inline. Set r11 from
3880 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3881 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3882 Fix out of line calls for AIX ABI.
3883 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3885 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3887 (*restore_gpregs_spe): Likewise.
3888 (*return_and_restore_gpregs_spe): Likewise.
3889 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3890 Define to empty string unconditionally.
3891 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3892 Define to empty string unconditionally.
3893 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3896 2009-09-15 Jan Hubicka <jh@suse.cz>
3898 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3899 * params.def (inline-insns-auto): Likewise.
3901 2009-09-15 Martin Jambor <mjambor@suse.cz>
3903 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3904 individual statements only at TDF_DETAILS dump level. Format
3905 source for 80 characters per line.
3907 2009-09-15 Christian Bruel <christian.bruel@st.com>
3909 * regrename.c (do_replace): Update REG_DEAD notes.
3911 2009-09-15 Revital Eres <eres@il.ibm.com>
3913 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3914 * targhooks.c (default_builtin_support_vector_misalignment):
3915 New builtin function.
3916 * targhooks.h (default_builtin_support_vector_misalignment):
3918 * target.h (builtin_support_vector_misalignment):
3919 New field in struct gcc_target.
3920 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3921 new builtin function.
3922 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3924 * config/rs6000/rs6000.c
3925 (rs6000_builtin_support_vector_misalignment): New function.
3926 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3928 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3930 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3932 (bfin_optimize_loop): Likewise.
3933 (bfin_gen_bundles): Likewise.
3934 (workaround_speculation): Likewise.
3935 (find_load): Return NULL_RTX for debug_insn.
3937 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3939 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3942 2009-09-14 DJ Delorie <dj@redhat.com>
3944 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3945 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3948 2009-09-14 Richard Henderson <rth@redhat.com>
3949 Jakub Jelinek <jakub@redhat.com>
3951 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3952 * cfgbuild.c (make_edges): Handle asm goto.
3953 * cfglayout.c (fixup_reorder_chain): Likewise.
3954 * cfgrtl.c (patch_jump_insn): Likewise.
3955 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3956 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3957 (gimple_build_asm_vec): Add and use labels parameter.
3958 (gimple_build_asm): Remove.
3959 (walk_gimple_asm): Walk labels too.
3960 * gimple.def (GIMPLE_ASM): Update docs.
3961 * gimple.h: Update decls.
3962 (struct gimple_statement_asm): Change nc to use unsigned char;
3964 (gimple_asm_nlabels): New.
3965 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3966 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3967 into gimple_build_asm_vec.
3968 * jump.c (mark_jump_label_asm): New.
3969 (mark_jump_label): Use it.
3970 (redirect_jump_1): Handle asm goto.
3971 (invert_jump_1): Soft fail if X is null.
3972 * recog.c (extract_asm_operands): New.
3973 (asm_noperands): Use it; handle asm labels.
3974 (decode_asm_operands): Use extract_asm_operands.
3975 (asm_operand_ok): Properly handle empty string.
3976 * reg-stack.c (get_asm_operands_in_out): Rename from
3977 get_asm_operand_n_inputs; use extract_asm_operands; return both
3978 inputs and outputs by reference; update all callers.
3979 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3980 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3981 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3982 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3983 (extract_asm_operands): Declare.
3984 * stmt.c (expand_asm_operands): Add and use labels parameter.
3985 (check_unique_operand_names): Likewise.
3986 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3987 (expand_asm_stmt): Handle asm labels.
3988 * tree-cfg.c (make_gimple_asm_edges): New.
3989 (make_edges): Use it.
3990 (cleanup_dead_labels): Handle asm labels.
3991 (is_ctrl_altering_stmt): Likewise.
3992 (gimple_redirect_edge_and_branch): Likewise.
3993 * tree.def (ASM_EXPR): Add 5th operand.
3994 * tree.h (ASM_LABELS): New.
3995 (resolve_asm_operand_names): Update decl.
3997 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3998 (c_parser_asm_goto_operands): New.
3999 * c-tree.h (build_asm_expr): Update decl.
4000 * c-typeck.c (build_asm_expr): Add and use labels parameter.
4001 * doc/extend.texi: Document asm goto.
4003 2009-09-14 Richard Henderson <rth@redhat.com>
4005 * except.h: Update declarations.
4006 (struct pointer_map_t): Forward declare.
4007 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
4008 (struct eh_landing_pad_d, eh_landing_pad): New.
4009 (struct eh_catch_d, eh_catch): New.
4010 (struct eh_region_d): Remove next_region_sharing_label, aka,
4011 label, tree_label, landing_pad, post_landing_pad, resume,
4012 may_contain_throw. Rename region_number to index. Remove
4013 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
4014 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
4015 (VEC(eh_landing_pad,gc)): New.
4016 (struct eh_status): Remove last_region_number. Add lp_array,
4017 throw_stmt_table, ttype_data, ehspec_data.
4018 (ehr_next, FOR_ALL_EH_REGION_AT): New.
4019 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
4020 * except.c (lang_protect_cleanup_actions): Return tree.
4021 (struct ehl_map_entry): Remove.
4022 (init_eh_for_function): Push zero entries for region and lp_array.
4023 (gen_eh_region): Add to region_array immediately.
4024 (gen_eh_region_catch): Operate on eh_catch objects.
4025 (gen_eh_landing_pad): New.
4026 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
4027 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
4028 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
4029 (get_eh_landing_pad_from_number_fn): New.
4030 (get_eh_landing_pad_from_number): New.
4031 (get_eh_region_from_lp_number_fn): New.
4032 (get_eh_region_from_lp_number): New.
4033 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
4034 (get_exception_pointer, get_exception_filter): Remove.
4035 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
4036 (current_function_has_exception_handlers): Simplify.
4037 (bring_to_root, eh_region_replaceable_by_p): Remove.
4038 (replace_region, hash_type_list, hash_eh_region): Remove.
4039 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
4040 (label_to_region_map, num_eh_regions): Remove.
4041 (get_next_region_sharing_label, must_not_throw_labels): Remove.
4042 (find_exception_handler_labels): Remove.
4043 (duplicate_eh_regions_0, find_prev_try): Remove.
4044 (struct duplicate_eh_regions_data): New.
4045 (duplicate_eh_regions_1): Rewrite.
4046 (duplicate_eh_regions): Return a pointer map instead of an
4048 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
4049 (redirect_eh_edge_to_label): Remove.
4050 (eh_region_outermost): Rewrite using eh_region pointers
4051 instead of integers.
4052 (add_ttypes_entry): Update for ttype_data move to eh_status.
4053 (add_ehspec_entry): Rewrite with VEC instead of varray.
4054 (assign_filter_values): Likewise. Export.
4055 (build_post_landing_pads, connect_post_landing_pads): Remove.
4056 (dw2_build_landing_pads): Rewrite to use lp_array.
4057 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
4058 (sjlj_assign_call_site_values): Rewrite to use lp_array.
4059 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
4060 (sjlj_mark_call_sites): Update for landing pad numbers.
4061 (finish_eh_generation): Rewrite.
4062 (gate_handle_eh): Do nothing for no eh tree.
4063 (pass_rtl_eh): Move up near finish_eh_generation.
4064 (remove_eh_landing_pad): New.
4065 (remove_eh_handler): Export.
4066 (remove_eh_region, remove_eh_handler_and_replace): Remove.
4067 (for_each_eh_label): Rewrite to use lp_array.
4068 (make_reg_eh_region_note): New.
4069 (make_reg_eh_region_note_nothrow_nononlocal): New.
4070 (insn_could_throw_p): New.
4071 (copy_reg_eh_region_note_forward): New.
4072 (copy_reg_eh_region_note_backward): New.
4073 (check_handled, add_reachable_handler): Remove.
4074 (reachable_next_level, foreach_reachable_handler): Remove.
4075 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
4076 (get_eh_region_and_lp_from_rtx): New.
4077 (get_eh_region_from_rtx): New.
4078 (can_throw_internal_1, can_throw_external_1): Remove.
4079 (can_throw_internal): Use get_eh_region_from_rtx.
4080 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
4081 (insn_nothrow_p, can_nonlocal_goto): New.
4082 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
4083 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
4084 (add_action_record): Use VEC not varray.
4085 (collect_one_action_chain): Update for eh_region changes.
4086 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
4087 Use get_eh_region_and_lp_from_rtx.
4088 (gate_convert_to_eh_region_ranges): New.
4089 (pass_convert_to_eh_region_ranges): Use it.
4090 (push_uleb128, push_sleb128): Use VEC not varray.
4091 (output_one_function_exception_table): Likewise.
4092 (dump_eh_tree): Update for eh_region changes.
4093 (verify_eh_tree): Likewise.
4094 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
4095 * tree-eh.c: Include target.h.
4096 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
4097 Don't disallow GIMPLE_RESX; adjust argument check.
4098 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
4099 (record_stmt_eh_region): Update for landing pad numbers;
4100 generate a landing pad if necessary.
4101 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
4102 (remove_stmt_from_eh_lp_fn): Similarly.
4103 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
4104 Update for lp numbers; don't special case missing throw_stmt_table.
4105 (lookup_expr_eh_lp): Similarly.
4106 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
4107 (eh_seq, eh_region_may_contain_throw): New.
4108 (struct leh_state): Add ehp_region.
4109 (struct leh_tf_state): Remove eh_label.
4110 (emit_post_landing_pad): New.
4111 (emit_resx, emit_eh_dispatch): New.
4112 (note_eh_region_may_contain_throw): New.
4113 (frob_into_branch_around): Take eh_region not eh label;
4114 emit eh code into eh_seq.
4115 (honor_protect_cleanup_actions): Early exit for no actions. Don't
4116 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
4117 lower_eh_must_not_throw. Emit code to eh_seq.
4118 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
4119 (lower_try_finally_onedest): Likewise.
4120 (lower_try_finally_copy): Likewise.
4121 (lower_try_finally_switch): Likewise.
4122 (lower_try_finally): Initialize ehp_region.
4123 (lower_catch): Update for eh_catch objects.
4124 (lower_eh_filter): Don't handle must_not_throw.
4125 (lower_eh_must_not_throw): New.
4126 (lower_cleanup): Don't set eh_label.
4127 (lower_eh_constructs_2): Resolve eh builtins.
4128 Handle GIMPLE_EH_MUST_NOT_THROW.
4129 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
4130 Add eh_seq to the end of the function body.
4131 (make_eh_dispatch_edges): New.
4132 (make_eh_edge): Remove.
4133 (make_eh_edges): Simplify for landing pads.
4134 (redirect_eh_edge_1): New.
4135 (redirect_eh_edge): Use it.
4136 (redirect_eh_dispatch_edge): New.
4137 (stmt_could_throw_p): Use a switch. Allow RESX.
4138 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
4139 (stmt_can_throw_internal): Likewise.
4140 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
4141 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
4142 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
4143 (gate_refactor_eh): New.
4144 (pass_refactor_eh): Use it.
4145 (lower_resx, execute_lower_resx, pass_lower_resx): New.
4146 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
4147 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
4148 (remove_unreachable_handlers): Rename from
4149 tree_remove_unreachable_handlers; rewrite for landing pads;
4150 call remove_eh_handler directly.
4151 (remove_unreachable_handlers_no_lp): New.
4152 (unsplit_eh, unsplit_all_eh): New.
4153 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
4154 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
4155 (cleanup_empty_eh_unsplit): New.
4156 (cleanup_empty_eh): Rewrite.
4157 (cleanup_all_empty_eh): New.
4158 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
4159 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
4160 (gate_cleanup_eh): New.
4161 (pass_cleanup_eh): Use it.
4162 (verify_eh_edges): Move later in file. Expect one EH edge.
4163 (verify_eh_dispatch_edge): New.
4165 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
4166 (gtype-desc.o): Add TARGET_H.
4167 (tree.o): Use EXCEPT_H, not except.h.
4168 (cfgbuild.o): Add EXPR_H.
4169 (GTFILES): Add vecprim.h.
4170 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
4171 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
4172 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
4173 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
4174 * calls.c (emit_call_1): Use make_reg_eh_region_note.
4175 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
4176 calls to can_throw_internal.
4177 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
4178 (make_edges): Don't handle RESX; use can_nonlocal_goto.
4179 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
4180 (expand_gimple_stmt): Use make_reg_eh_region_note.
4181 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
4182 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
4183 or find_exception_handler_labels.
4184 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
4185 there is exacly one EH edge. Use can_nonlocal_goto and
4187 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
4188 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
4189 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
4190 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
4191 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
4192 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
4193 * dse.c (scan_insn): Use insn_could_throw_p.
4194 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
4195 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
4196 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
4197 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
4198 EXC_PTR_EXPR or FILTER_EXPR.
4199 (tree_expr_nonzero_warnv_p): Likewise.
4200 * function.h: Include vecprim.h, not varray.h
4201 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
4202 move ttype_data and ehspec_data members to struct eh_status; change
4203 action_record_data member to a VEC.
4204 * gcse.c (hash_scan_set): Use can_throw_internal.
4205 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
4206 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
4207 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
4208 (block_may_fallthru): Don't handle RESX_EXPR.
4209 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
4210 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
4211 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
4212 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
4213 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
4214 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
4215 (gimple_size): Likewise.
4216 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
4217 (gimple_build_resx): Use gimple_build_with_ops.
4218 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
4219 (is_gimple_val): Likewise.
4220 (is_gimple_stmt): Remove RESX_EXPR.
4221 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
4222 (GIMPLE_RESX): Reorder with other EH constructs.
4223 * gimple.h (struct gimple_statement_eh_mnt): New.
4224 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
4225 (gimple_eh_filter_must_not_throw): Remove.
4226 (gimple_eh_filter_set_must_not_throw): Remove.
4227 (gimple_eh_must_not_throw_fndecl): New.
4228 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
4229 (is_gimple_resx): New.
4230 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
4231 Don't copy EH_FILTER_MUST_NOT_THROW.
4232 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
4233 * ipa-inline.c (estimate_function_body_sizes): Don't try to
4234 handle must_not_throw_labels specially.
4235 * ipa-pure-const.c (check_call): Update debug statement for LP.
4236 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
4237 * ipa-utils.c (get_base_var): Likewise.
4238 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
4239 * lower-subreg.c (move_eh_region_note): Remove.
4240 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
4241 * omp-low.c (new_omp_context): Update for eh_lp_nr.
4242 (create_task_copyfn): Likewise.
4243 (maybe_catch_exception): Use gimple_build_eh_filter.
4244 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
4245 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
4246 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
4247 and pass_lower_resx.
4248 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
4249 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
4250 can_throw_internal, can_nonlocal_goto.
4251 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
4252 copy_reg_eh_region_note_forward.
4253 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
4254 (emit_output_reload_insns): Likewise.
4255 (copy_eh_notes): Remove.
4256 * rtl.def (RESX): Remove.
4257 * rtl.h: Update declarations.
4258 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
4259 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
4260 (update_eh_label): Remove.
4261 (cleanup_dead_labels_eh): New.
4262 (cleanup_deal_labels): Use it instead of update_eh_label.
4263 (gimple_merge_blocks): Update landing pad data structure when
4264 removing a landing pad label.
4265 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
4266 test; handle GIMPLE_EH_MUST_NOT_THROW.
4267 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
4268 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
4269 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
4270 (verify_stmt): Likewise. Verify landing pads.
4271 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
4272 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
4273 (struct move_stmt_d): Add eh_map.
4274 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
4275 (move_stmt_r): Remap eh region numbers in builtin calls,
4276 resx and eh_dispatch.
4277 (move_block_to_fn): Remove eh_offset parameter. Use
4278 maybe_duplicate_eh_stmt_fn.
4279 (find_outermost_region_in_block): Operate on eh_region pointers
4280 instead of region numbers.
4281 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
4282 duplicate_eh_regions.
4283 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
4284 test earlier. Disallow EH landing pads.
4285 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
4286 * tree-flow.h: Update declarations.
4287 (struct tree_ann_common_d): Replace rn with lp_nr.
4288 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
4289 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
4290 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
4291 resx and eh_dispatch.
4292 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
4293 (copy_edges_for_bb): Use make_eh_dispatch_edges.
4294 (copy_cfg_body): Expect eh_map instead of eh_region_offset
4295 from duplicate_eh_regions.
4296 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
4297 update RESX; handle EH_DISPATCH.
4298 (expand_call_inline): Set eh_lp_nr, not eh_region.
4299 (maybe_inline_call_in_expr): Likewise.
4300 * tree-inline.h (struct copy_body_data): Replace eh_region with
4301 eh_lp_nr, eh_region_offset with eh_map.
4302 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
4303 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
4304 * tree-pretty-print.c (dump_generic_node): Don't handle
4305 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
4306 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
4307 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
4308 EXC_PTR_EXPR, FILTER_EXPR.
4309 * tree-ssa-operands.c (get_expr_operands): Likewise.
4310 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
4311 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4312 (ao_ref_init_from_vn_reference): Likewise.
4313 * tree-ssa-sink.c (statement_sink_location): Likewise.
4314 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4315 (mark_virtual_phi_result_for_renaming): Export. Tidy.
4316 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
4317 EXC_PTR_EXPR, FILTER_EXPR.
4318 (is_exception_related): Remove.
4319 (compute_avail): Don't call it.
4320 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
4321 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
4322 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
4323 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
4325 (build_resx): Remove.
4326 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
4327 * tree.h: Update declarations.
4328 (EH_FILTER_MUST_NOT_THROW): Remove.
4329 (struct tree_label_decl): Add eh_landing_pad_nr.
4330 (EH_LANDING_PAD_NR): New.
4331 * value-prof.c (gimple_ic): Tidy variable names. Update for
4332 landing pad numbers.
4333 (gimple_stringop_fixed_value): Tidy variable names. Assert
4334 that neither call stmt can throw.
4335 * vecprim.h (uchar): New.
4336 (VEC(uchar,heap), VEC(uchar,gc)): New.
4338 * c-common.c (c_define_builtins): Update call to
4339 build_common_builtin_nodes.
4340 * c-parser.c (c_parse_file): Don't call
4341 default_init_unwind_resume_libfunc.
4343 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
4345 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4346 (mips_cprestore_address_p): Likewise.
4347 (mips_save_gp_to_cprestore_slot): Likewise.
4348 (mips_restore_gp): Rename to...
4349 (mips_restore_gp_from_cprestore_slot): ...this.
4350 (mips_must_initialize_gp_p): Declare.
4351 (mips_emit_save_slot_move): Likewise.
4352 (mips_output_load_label): Return nothing.
4353 (mips_eh_uses): Declare.
4354 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
4355 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4356 (TARGET_ABSOLUTE_JUMPS): Likewise.
4357 (EH_USES): Likewise.
4358 (FIRST_PSEUDO_REGISTER): Update comment.
4359 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4360 (MIPS_CALL): ...here.
4361 (REGISTER_NAMES): Add $cprestore.
4362 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4363 Add load_label_length, has_inflexible_gp_insn_p,
4364 has_flexible_gp_insn_p, must_initialize_gp_p and
4365 must_restore_gp_when_clobbered_p.
4366 (mips_expand_call): Don't generate split instructions here.
4367 (mips_split_call): Update the call to mips_restore_gp after
4368 the above name change.
4369 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4370 (mips_find_gp_ref): New function.
4371 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4372 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4373 (mips_insn_has_flexible_gp_ref_p): Likewise.
4374 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4375 (mips_function_has_gp_insn): Delete.
4376 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4377 Use the new functions above. Only return INVALID_REGNUM
4378 for TARGET_ABSOLUTE_JUMPS.
4379 (mips_must_initialize_gp_p): New function.
4380 (mips_get_cprestore_base_and_offset): New function, extracted from...
4381 (mips_cprestore_slot): ...here. Take a bool parameter.
4382 (mips_cfun_has_cprestore_slot_p): New function.
4383 (mips_cprestore_address_p): Likewise.
4384 (mips_save_gp_to_cprestore_slot): Likewise.
4385 (mips_restore_gp): Rename to...
4386 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4387 epilogue_completed. Update the call to mips_cprestore_slot.
4388 Test cfun->machine->must_restore_gp_when_clobbered_p.
4389 (mips_direct_save_slot_move_p): New function.
4390 (mips_emit_save_slot_move): Likewise.
4391 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4392 of cfun->machine->global_pointer.
4393 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4394 (mips_save_reg): Use mips_emit_save_slot_move.
4395 (mips_expand_prologue): Set must_initialize_gp_p.
4396 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4397 for all cprestore saves. Emit a use_cprestore instruction after
4398 setting up the cprestore slot.
4399 (mips_restore_reg): Use mips_emit_save_slot_move.
4400 (mips_process_load_label): New function.
4401 (mips_load_label_length): Likewise.
4402 (mips_output_load_label): Don't return asm: output it here instead.
4403 Use mips_process_load_label.
4404 (mips_adjust_insn_length): Adjust the length of branch instructions
4405 that have length MAX_PIC_BRANCH_LENGTH.
4406 (mips_output_conditional_branch): Update the call to
4407 mips_output_load_label. Assume the branch target is OPERANDS[0]
4408 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4409 (mips_output_order_conditional_branch): Swap the meaning of
4410 OPERANDS[0] and OPERANDS[1].
4411 (mips_variable_issue): Don't count ghost instructions.
4412 (mips_expand_ghost_gp_insns): New function.
4413 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4414 (mips_output_mi_thunk): Set must_initialize_gp_p.
4415 (mips_eh_uses): New function.
4416 * config/mips/predicates.md (cprestore_save_slot_operand)
4417 (cprestore_load_slot_operand): New predicates.
4418 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4419 (UNSPEC_MOVE_GP): Likewise.
4420 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4421 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4422 (CPRESTORE_SLOT_REGNUM): New register.
4423 (MAX_PIC_BRANCH_LENGTH): New constant.
4424 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4425 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4426 branches. Fix commentary.
4427 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4428 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4429 Change type to "ghost".
4430 (loadgp_absolute_<mode>): Likewise.
4431 (loadgp_rtp_<mode>): Likewise.
4432 (copygp_mips16): Likewise.
4433 (loadgp_blockage): Remove redundant mode attribute.
4434 (potential_cprestore): New instruction.
4435 (cprestore): Turn into an unspec set.
4436 (use_cprestore): New instruction.
4437 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4438 (*branch_fp_inverted): Likewise.
4439 (*branch_order<mode>): Likewise.
4440 (*branch_order<mode>_inverted): Likewise.
4441 (*branch_equality<mode>): Likewise.
4442 (*branch_equality<mode>_inverted): Likewise.
4443 (*branch_bit<bbv><mode>): Likewise.
4444 (*branch_bit<bbv><mode>_inverted): Likewise.
4445 (*branch_equality<mode>_mips16): Remove redundant mode.
4446 (jump): Turn into a define_expand.
4447 (*jump_absolute): New instruction.
4448 (*jump_pic): Likewise.
4449 (*jump_mips16): Rename previously-unnamed pattern. Remove
4450 redundant mode attribute.
4451 (restore_gp): Split on epilogue_completed rather than
4452 reload_completed. Change type to "ghost".
4453 (move_gp<mode>): New instruction.
4454 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4455 Remove redundant mode attribute.
4456 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4457 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4458 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4460 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4463 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4464 are returned in the same register (vs34 or v2) that Altivec vector
4465 types are returned in.
4466 (rs6000_libcall_value): Ditto.
4469 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4470 instead of explicit addsi3/adddi3 calls.
4471 (rs6000_split_multireg_move): Ditto.
4472 (rs6000_emit_allocate_stack): Ditto.
4473 (rs6000_emit_prologue): Ditto.
4474 (rs6000_output_mi_thunk): Ditto.
4476 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4477 size is 64 bits if we can use 64-bit registers.
4479 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4481 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4484 From Jie Zhang <jie.zhang@analog.com>:
4485 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4486 save FP and RETS with saveall attribute.
4487 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4488 with saveall attribute.
4490 * config/bfin/bfin.c (bfin_expand_builtin,
4491 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4494 From Jie Zhang <jie.zhang@analog.com>:
4495 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4496 before use in two places.
4497 * config/bfin/bfin.md (AREG): Define mode iterator.
4498 (reload_in, reload_out): Use mode iterator AREG.
4500 2009-09-14 Richard Guenther <rguenther@suse.de>
4503 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4504 EH personality path.
4506 2009-09-13 Richard Guenther <rguenther@suse.de>
4507 Rafael Avila de Espindola <espindola@google.com>
4509 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4510 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4511 (LANG_HOOKS_INITIALIZER): Adjust.
4512 (lhd_pass_through_t): Declare.
4513 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4515 * langhooks.c (lhd_pass_through_t): New function.
4516 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4517 dwarf2out_begin_prologue): Use personality from current_function_decl.
4518 * expr.h (get_personality_function): Declare.
4519 * expr.c (get_personality_function): New function.
4520 (build_personality_function): Likewise.
4521 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4522 (eh_personality_libfunc): Remove.
4523 * optabs.c (build_libfunc_function): New function split out from ...
4524 (init_one_libfunc): ... here.
4525 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4526 (tree_function_decl): Add personality.
4527 (lhd_gcc_personality): Declare.
4528 (build_personality_function): Likewise.
4529 * tree.c (gcc_eh_personality_decl): New.
4530 (lhd_gcc_personality): New function.
4531 * except.h (lang_eh_runtime_type): Remove.
4532 (enum eh_personality_kind): New.
4533 (build_personality_function): Declare.
4534 (function_needs_eh_personality): Declare.
4535 * except.c (lang_eh_runtime_type): Remove.
4536 (function_needs_eh_personality): New function.
4537 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4538 (sjlj_emit_function_enter, output_function_exception_table):
4539 Use personality from current_function_decl.
4540 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4541 * tree-inline.c (tree_can_inline_p): Do not inline across different
4543 (expand_call_inline): Likewise. Adjust the callers EH personality.
4544 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4545 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4546 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4547 (c-parser.o): Likewise
4548 * c-tree.h (c_eh_initialized_p): Remove.
4549 (c_maybe_initialize_eh): Likewise.
4550 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4551 (finish_decl): Don't call c_maybe_initialize_eh.
4552 (c_eh_initialized_p): Remove.
4553 (c_maybe_initialize_eh): Likewise.
4554 * c-parser.c (c_parser_omp_construct): Likewise.
4555 (c_parse_file): Initialize exception handling.
4557 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4559 * config.gcc (tm_file): Remove i386/biarch32.h
4560 for i?86-w64-mingw* case.
4561 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4563 * config.host: Set for x64 mingw the option
4564 use_long_long_for_widest_fast_int to yes.
4566 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4568 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4569 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4570 (dbxout_begin_function): Likewise.
4571 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4572 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4573 set on the function.
4574 (final_end_function): Likewise.
4575 (final_scan_insn): Likewise.
4576 (rest_of_handle_final): Likewise.
4577 * varasm.c (assemble_start_function): Likewise.
4578 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4580 2009-09-12 Jason Merrill <jason@redhat.com>
4582 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4583 * opts.c (common_handle_option): constify.
4585 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4587 * doc/install.texi (avr): Remove obsolete reference site.
4589 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4591 * doc/install.texi (Binaries): Adjust AIX link.
4593 2009-09-12 Akim Demaille <demaille@gostai.com>
4595 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4596 Use an imperative sentence.
4598 2009-09-11 Richard Henderson <rth@redhat.com>
4600 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4601 structure-name and has-tree-operands arguments; update all entries.
4602 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4604 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4605 (gsstruct_code_size): New.
4606 (gss_for_code_): New.
4607 (gss_for_code): Remove.
4608 (gimple_size): Rewrite using gsstruct_code_size.
4609 (gimple_statement_structure): Move to gimple.h.
4610 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4611 (gss_for_code, gimple_statement_structure): New.
4612 (gimple_ops): Use new arrays; tidy.
4614 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4616 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4617 operand to be a PLUS expression.
4618 * config/pa/pa.c (pa_secondary_reload): Likewise.
4620 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4622 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4624 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4627 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4629 From Jie Zhang <jie.zhang@analog.com>:
4630 * doc/extend.texi (node Function Attributes): Document l2
4632 (node Blackfin Variable Attributes): Document l2 variable attributes.
4634 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4636 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4637 to match the system compiler's configuration at inflection point.
4638 Add comment to remark a remaining difference with system compiler.
4640 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4641 * configure: Regenerate.
4643 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4645 From Jie Zhang <jie.zhang@analog.com>:
4646 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4647 (bfin_handle_l2_attribute): New.
4648 (bfin_attribute_table): Add l2 attribute.
4650 2009-09-11 Michael Matz <matz@suse.de>
4653 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4654 on the local_decls list.
4656 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4660 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4662 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4663 for VALUEs, to implement the documented interface.
4664 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4665 Adjust for VALUEs and anything else, to implement the
4666 documented interface.
4668 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4670 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4671 with actual SPE/paired vector modes before using 64-bit alignment.
4672 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4674 2009-09-10 DJ Delorie <dj@redhat.com>
4676 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4679 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4680 * config/mep/mep.c (mep_legitimate_constant_p): New.
4681 * config/mep/mep-protos.h: Prototype it.
4683 2009-09-10 Richard Henderson <rth@redhat.com>
4685 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4687 2009-09-10 Jason Merrill <jason@redhat.com>
4689 * tree.c (chain_index): New fn.
4690 * tree.h: Declare it.
4692 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4694 * config/sol2-c.c (cmn_err_length_specs): Initialize
4695 scalar_identity_flag.
4697 2009-09-10 Richard Henderson <rth@redhat.com>
4699 * tree.h (struct tree_decl_common): Move align member earlier;
4700 move label_decl_uid member ...
4701 (struct tree_label_decl): ... here.
4702 (LABEL_DECL_UID): Update to match.
4704 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4707 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4708 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4710 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4711 dest_prev if the edge is complex.
4713 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4715 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4716 loop latch tests earlier.
4718 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4719 before GIMPLE_RETURN, not after its predecessor; insert
4722 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4723 gimple_seq_empty_p to test for no PHI nodes.
4724 * tree-cfg.c (split_critical_edges): Likewise.
4726 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4728 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4730 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4731 introduced by the VTA branch merge.
4733 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4735 * ira-conflicts.c: Use fputs or putc instead of fprintf
4739 * tree-switch-conversion.c: Ditto.
4741 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4743 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4744 introduced by the VTA branch merge.
4746 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4749 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4751 PR rtl-optimization/39779
4752 * expr.c (convert_modes): Return when mode == oldmode after
4753 CONST_INTs are processed.
4755 2009-09-10 Nick Clifton <nickc@redhat.com>
4757 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4758 attribute and referring decl when creating renamed symbol.
4760 2009-09-10 Richard Guenther <rguenther@suse.de>
4763 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4765 (cgraph_finalize_compilation_unit): Compute reachability
4766 before emitting thunks. Properly process aliases before
4767 possibly removing unreachable nodes.
4769 2009-09-10 Richard Guenther <rguenther@suse.de>
4772 * tree.c (struct free_lang_data_d): Add worklist member.
4773 (find_decls_types_r): Push onto the worklist instead of recursing.
4774 Handle TREE_BINFOs properly.
4775 (find_decls_types): New function wrapped around find_decls_types_r
4776 to process the worklist.
4777 (find_decls_types_in_eh_region): Use it.
4778 (find_decls_types_in_node): Likewise.
4779 (find_decls_types_in_var): Likewise.
4780 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4781 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4782 (AGGREGATE_TYPE_P): Adjust.
4784 2009-09-09 Jason Merrill <jason@redhat.com>
4786 * configure.ac: Check glibc version even if we have an in-tree
4789 2009-09-09 Anthony Green <green@moxielogic.com>
4791 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4792 the constant 0 when appropriate.
4793 * config/moxie/constraints.md: Add constraint O.
4795 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4796 to pass up to 6 32-bit argument values in registers.
4797 (moxie_function_arg): Ditto.
4798 (moxie_arg_partial_bytes): Ditto.
4799 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4800 (REG_PARM_STACK_SPACE): Ditto.
4801 (FUNCTION_ARG_REGNO_P): Ditto.
4803 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4804 instruction to allocate stack space.
4806 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4808 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4809 unnecessarily stringent constraints. Fix address
4810 calculation in the splitters.
4812 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4814 PR rtl-optimization/39779
4815 * expr.c (convert_modes): Return when mode == oldmode after
4816 CONST_INTs are processed.
4818 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4821 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4822 (ix86_expand_prologue): Take frame.padding0 into logic of
4824 (ix86_expand_epilogue): Likewise.
4826 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4828 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4830 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4831 * config/t-slibgcc-libgcc: New file.
4832 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4834 2009-09-09 Martin Jambor <mjambor@suse.cz>
4836 PR tree-optimization/41089
4837 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4840 2009-09-09 Richard Henderson <rth@redhat.com>
4842 * gimple.h (CASE_GIMPLE_OMP): New.
4843 (is_gimple_omp): Use it.
4844 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4845 (verify_gimple_debug): Likewise.
4847 2009-09-09 Richard Guenther <rguenther@suse.de>
4849 PR tree-optimization/41101
4850 * tree-ssa-pre.c (maximal_set): Remove.
4851 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4852 Defer all blocks we didn't visit at least one successor.
4853 (add_to_exp_gen): Do not add to the maximal set.
4854 (make_values_for_phi): Likewise.
4855 (compute_avail): Likewise.
4856 (init_pre): Do not allocate the maximal set.
4857 (execute_pre): Do not dump it.
4859 2009-09-09 Martin Jambor <mjambor@suse.cz>
4861 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4862 an SSA_NAME rather than a is_gimple_variable.
4864 2009-09-09 Richard Guenther <rguenther@suse.de>
4867 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4868 code dealing with plain pointer bases.
4869 (maybe_fold_offset_to_reference): Likewise.
4870 (maybe_fold_stmt_addition): Adjust.
4872 2009-09-09 Richard Guenther <rguenther@suse.de>
4874 * tree.c (free_lang_data_in_type): Do not free the type variant
4876 (free_lang_data): Merge char_type_node with its properly signed
4878 (pass_ipa_free): Collect after freeing language specific data.
4880 2009-09-09 Michael Matz <matz@suse.de>
4883 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4884 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4885 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4888 2009-09-08 DJ Delorie <dj@redhat.com>
4890 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4892 2009-09-04 Jason Merrill <jason@redhat.com>
4894 * tree.c (tree_find_value): Remove.
4895 * tree.h: Remove prototype.
4896 * varasm.c (assemble_external): Use value_member instead.
4898 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4900 * toplev.c (process_options): Choose default debugging type when
4901 gtoggle enables debug info and type is unset.
4903 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4907 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4910 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4912 * configure: Rebuilt with modified libtool.m4.
4914 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4919 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4921 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4923 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4924 (remove_statement): Likewise.
4925 (rewrite_use_nonlinear_expr): Adjust.
4926 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4927 * tree-ssa.c (release_defs_bitset): ... this. New.
4928 * tree-flow.h (release_defs_bitset): Declare.
4930 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4933 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4934 in the middle block.
4936 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4938 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4939 via intptr_t to long type.
4940 (insert_operand_rank): Cast long type via intptr_t to
4942 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4944 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4945 from pointer to unsigned via uintptr_t.
4947 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4948 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4950 * configure: Regenerated.
4951 * config.in: Regenerated
4952 * system.h (stdint.h): Add include.
4953 (inttypes.h): Likewise.
4954 * Makefile.in (aclocal): Add config/stdint.m4.
4955 * aclocal.m4: Regenerated.
4957 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4959 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4961 (note_np_check_stores): New function.
4962 (harmless_null_pointer_p): New function.
4963 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4964 changed. Take into account whether we're in the shadow of a condjump
4965 that tested NP_REG for NULL.
4966 Lose all code that tested for SEQUENCEs.
4967 (workaround_speculation): Avoid inserting NOPs for loads that are
4968 either always executed or a NULL pointer.
4970 2009-09-08 Jan Hubicka <jh@suse.cz>
4972 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4973 * params.def (early-inlining-insns): Likewise.
4975 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4977 PR rtl-optimization/41239
4978 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4979 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4981 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4982 across calls, as the calls might not always return normally.
4983 (call_may_noreturn_p): New function.
4984 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4985 (init_deps): Initialize it.
4986 (remove_from_deps): Also remove calls from
4987 last_function_call_may_noreturn list.
4989 2009-09-07 Richard Henderson <rth@redhat.com>
4991 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4992 more VR->OPERANDS than LHS operands. Free LHS before returning.
4994 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4996 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4997 (attr "addrtype"): New member "spreg".
4998 Use it if mem_spfp_address_operand is true for the address.
4999 (attr "type"): New entry "stall".
5000 (cpu_unit "load"): New.
5001 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
5003 (insn_reservation "loadsp"): New.
5004 (insn_reservation "load_stall1"): New.
5005 (insn_reservation "load_stall3"): New.
5007 * config/bfin/predicates.md (const1_operand, const3_operand): New.
5008 (mem_p_address_operand): Exclude stack and frame pointer based
5010 (mem_spfp_address_operand): New; match them here.
5011 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
5012 (bfin_reorg): Call it if scheduling insns.
5013 (bfin_gen_bundles): Remove dummy insns created by
5014 add_sched_insns_for_speculation.
5016 From Jie Zhang <jie.zhang@analog.com>:
5017 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
5018 bfin_si_revision, bfin_workarounds): Move these ...
5019 * config/bfin/bfin.h: ... here.
5021 From Mike Frysinger <michael.frysinger@analog.com>
5022 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
5023 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
5024 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
5025 bf547m, bf548m, and bf549m.
5026 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
5027 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
5028 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
5029 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
5030 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
5031 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
5032 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
5033 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
5034 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
5035 bf542m, bf544m, bf547m, bf548m, and bf549m.
5037 From Jie Zhang <jie.zhang@analog.com>:
5038 * config/bfin/predicates.md (p_register_operand): New predicate.
5039 (dp_register_operand): New predicate.
5040 * config/bfin/bfin-protos.h (WA_05000074): Define.
5041 (ENABLE_WA_05000074): Define.
5042 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
5043 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
5044 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
5045 (define_attr addrtype): Allow load/store register to be P register.
5046 (define_attr storereg): New.
5047 (define_cpu_unit anomaly_05000074): New.
5048 (define_insn_reservation dsp32shiftimm): New.
5049 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
5050 (define_insn_reservation loadp): Cannot use slot2.
5051 (define_insn_reservation loadsp): Cannot use slot2.
5052 (define_insn_reservation storep): Cannot use slot2. Does not
5053 apply when working around 05000074.
5054 (define_insn_reservation storep_anomaly_05000074): New.
5055 (define_insn_reservation storei): Does not apply when working
5057 (define_insn_reservation storei_anomaly_05000074): New.
5058 (define_attr length): Add dsp32shiftimm case.
5059 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
5060 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
5061 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
5062 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
5063 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
5065 2009-09-07 Martin Jambor <mjambor@suse.cz>
5068 * tree-sra.c (create_artificial_child_access): Return NULL if
5069 build_ref_for_offset fails.
5070 (propagate_subacesses_accross_link): Allow build_ref_for_offset
5071 and create_artificial_child_access to fail.
5073 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5076 * unwind-dw2.c (uw_init_context_1): Mark noinline.
5077 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
5078 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
5080 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5082 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
5083 block, ensure it has an exit edge. Emit a barrier after a jump.
5085 2009-09-07 Nick Clifton <nickc@redhat.com>
5087 * gcc.c (this_is_linker_script): New variable. Like
5088 this_is_library_file but for the %T constructor.
5089 (end_going_arg): If this_is_linker_script is set then locate the
5090 script and insert a --script switch before it
5091 (do_spec_2): Initialise this_is_linker_script.
5092 (do_spec_1): Likewise. Handle %T construct.
5093 (eval_spec_function): Preserve this_is_linker_script.
5094 * doc/invoke.texi: Document %T construct in spec files.
5095 * config/m32c/m32c.h (LIB_SPEC): Use it.
5097 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5099 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
5100 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
5101 when volatile flag is set.
5102 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
5104 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
5107 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
5108 (combine_stack_adjustments_for_block): Allow insns between stack
5109 adjustments and stores with corresponding pre-(dec|inc)rement or
5110 pre-modify operation.
5112 2009-09-06 Jakub Jelinek <jakub@redhat.com>
5115 * combine-stack-adj.c (struct csa_memlist): Rename to...
5116 (struct csa_reflist): ... this. Rename mem field to ref.
5117 (free_csa_memlist): Rename to...
5118 (free_csa_reflist): ... this.
5119 (record_one_stack_memref): Rename to...
5120 (record_one_stack_ref): ... this. Handle also REG_P.
5121 (try_apply_stack_adjustment): Handle also REG_P.
5122 (struct record_stack_memrefs_data): Rename to...
5123 (struct record_stack_refs_data): ... this. Rename memlist field to
5125 (record_stack_memrefs): Rename to...
5126 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
5127 subexpressions instead of failing when a MEM contains SP references.
5128 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
5129 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
5131 2009-09-06 Richard Guenther <rguenther@suse.de>
5134 * tree.c (build_array_type): Do not record types marked
5135 with structural equality in the canonical type hashtable.
5137 2009-09-06 Richard Guenther <rguenther@suse.de>
5140 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
5142 2009-09-05 Richard Guenther <rguenther@suse.de>
5145 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
5147 2009-09-05 Richard Guenther <rguenther@suse.de>
5150 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
5152 2009-09-05 Richard Guenther <rguenther@suse.de>
5155 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
5156 before comparing function argument types.
5158 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5161 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
5164 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5167 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5169 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5170 locators before emit_insn is called.
5172 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
5175 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
5176 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
5177 (reginfo_init): Don't call allocate_reg_info.
5179 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5182 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
5183 NONDEBUG_INSN_P instead of INSN_P.
5185 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5188 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
5190 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5193 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
5194 pattern of the split.
5196 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5198 * toplev.c (process_options): Move setter of flag_var_tracking
5199 before other tests that depend on it. Move down setter of
5200 flag_rename_registers. Don't enable var-tracking-assignments
5201 by default if selective scheduling is enabled. Warn if both
5204 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5206 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
5207 comment. Use switch statement to catch overlaps between rtx
5208 and tree codes. Accept FUNCTION_DECLs in addition to those in...
5209 (IS_DECL_CODE): ... here. Remove.
5210 (check_value_is_not_decl): Remove.
5211 (dv_from_decl, dv_from_value): Check after conversion.
5213 2009-09-04 Richard Guenther <rguenther@suse.de>
5216 * (cgraph_finalize_compilation_unit): Move finalizing aliases
5217 after emitting tunks. Move emitting thunks and ctors from ...
5218 (cgraph_optimize): ... here. Remove redundant
5219 cgraph_analyze_functions.
5220 * varasm.c (find_decl_and_mark_needed): Remove no longer
5222 (finish_aliases_1): Adjust check for thunk aliases.
5224 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
5226 * config/arm/arm.md (ctzsi2): Added braces
5227 to avoid warning that broke booststrap.
5229 2009-09-04 Martin Jambor <mjambor@suse.cz>
5231 PR tree-optimization/41112
5232 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
5233 handle variable-bounded arrays.
5234 (expr_with_var_bounded_array_refs_p): New function.
5235 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
5237 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
5239 * config/s390/2097.md: Removed two incorrect bypasses.
5240 (z10_fsimpdf): Fixed latency.
5241 (z10_fhex): New insn_reservation.
5242 (z10_floaddf): Fixed latency.
5243 (z10_floadsf): Fixed latency.
5244 (z10_ftrunctf): Fixed latency.
5245 (z10_ftruncdf): Fixed latency.
5246 * config/s390/s390.c (z10_cost): Fixed values.
5247 (s390_adjust_priority): Added z10 path.
5248 * config/s390/s390.md (type): Added fhex.
5249 (*mov<mode>_64dfp): Updated type attribute.
5250 (*mov<mode>_64): Updated type attribute.
5251 (*mov<mode>_31): Updated type attribute.
5252 (*mov<mode>"): Likewise.
5253 * config/s390/2084.md (x_fsimpdf): Updated condition.
5255 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
5257 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
5258 RTXs in the predicate for operand 1.
5260 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
5262 * config/arm/arm.md (UNSPEC_RBIT): New constant.
5263 (rbitsi2): New insn.
5264 (ctzsi2): New expand.
5265 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
5267 2009-09-03 Martin Jambor <mjambor@suse.cz>
5269 * tree-sra.c (duplicate_expr_for_different_base): Removed.
5270 (create_artificial_child_access): Use build_ref_for_offset instead
5271 of duplicate_expr_for_different_base.
5272 (propagate_subacesses_accross_link): Likewise.
5274 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
5276 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
5278 (mips16e_collect_argument_saves): Skip debug instructions.
5279 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
5280 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
5281 (r10k_insert_cache_barriers): Likewise.
5282 (mips_reorg_process_insns): Likewise.
5284 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
5287 * ira.c (update_equiv_reg): Remove check on class likely spill.
5289 2009-09-03 Jakub Jelinek <jakub@redhat.com>
5292 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
5293 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
5297 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
5298 the stack slot if it is passed by invisible reference.
5299 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
5300 by invisible reference.
5302 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5304 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5305 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5306 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
5308 * config/bfin/sync.md: New file.
5309 * config/bfin/bfin.md: Include it.
5310 (UNSPEC_ATOMIC): New.
5311 (UNSPEC_ONES): Provide a unique number.
5313 From Jie Zhang <jie.zhang@analog.com>:
5314 * config/bfin/bfin.c (ret_regs): New.
5315 (must_save_fp_p): Don't return true because of frame_pointer_needed.
5316 (must_save_rets_p): New.
5317 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
5318 current_function_is_leaf.
5319 (do_link): Likewise.
5320 (do_unlink): Likewise.
5321 (expand_interrupt_handler_prologue): Use ret_regs array.
5322 (expand_interrupt_handler_epilogue): Use ret_regs array and
5323 pass return register to gen_return_internal.
5324 (bfin_expand_epilogue): Pass return register to
5325 gen_return_internal.
5326 (bfin_expand_call): Explicitly clobber RETS.
5327 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
5328 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
5329 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
5330 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
5332 (return_internal): Take a reg rtx rather than the register number.
5334 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
5336 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
5337 when comparing against estimated_loop_iterations_int return.
5339 2009-09-03 Richard Guenther <rguenther@suse.de>
5341 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
5342 eh_personality_libfunc.
5344 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5346 * tree-parloops.c (separate_decls_in_region): Add space.
5348 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5350 * tree-parloops.c (separate_decls_in_region): Change the condition
5351 checking if there are reductions in the loop.
5353 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5355 PR tree-optimization/38275
5356 * tree-parloops.c (parallelize_loops): Replace profitability condition
5357 for expected number of iterations.
5359 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5361 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5362 (bootstrap-debug): Explain conditions in which it becomes default.
5363 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5366 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5368 * doc/invoke.texi (Optimize Options): Move
5369 -finline-small-functions to the -O2 list.
5371 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5373 * toplev.c (process_options): Enable var-tracking-assignments
5374 by default if var-tracking is enabled.
5376 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5378 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5380 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5381 * rtl.h (prev_nonnote_insn_bb): Declare it.
5383 2009-09-03 Diego Novillo <dnovillo@google.com>
5385 * cgraph.c (cgraph_node_for_decl): New.
5386 * cgraph.h (cgraph_node_for_decl): Declare.
5387 * tree.c (host_integerp): Return 0 if T is NULL.
5389 2009-09-03 Diego Novillo <dnovillo@google.com>
5391 * tree.h (struct alias_pair): Move from varasm.c.
5392 (alias_pairs): Likewise.
5393 (TYPE_MAXVAL): Define.
5394 (TYPE_MINVAL): Define.
5395 (iterative_hash_host_wide_int): Declare.
5396 (remove_unreachable_alias_pairs): Declare.
5397 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5398 * diagnostic.c (default_diagnostic_starter): Make extern.
5399 (default_diagnostic_finalizer): Make extern.
5400 * diagnostic.h (default_diagnostic_starter): Declare.
5401 (default_diagnostic_finalizer): Declare.
5402 (default_tree_printer): Declare.
5403 * toplev.c (default_tree_printer): Make extern.
5405 2009-09-03 Richard Guenther <rguenther@suse.de>
5406 Diego Novillo <dnovillo@google.com>
5408 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5409 * cgraphunit.c (cgraph_expand_function): Do not emit
5410 associated thunks from here.
5411 (cgraph_emit_thunks): New.
5412 (cgraph_optimize): Call it.
5413 Return if any IPA pass finds an error.
5414 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5417 2009-09-03 Simon Baldwin <simonb@google.com>
5418 Rafael Espindola <espindola@google.com>
5419 Richard Guenther <rguenther@suse.de>
5420 Doug Kwan <dougkwan@google.com>
5421 Diego Novillo <dnovillo@google.com>
5423 * tree.c: Include tree-pass.h, langhooks-def.h,
5424 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5425 (free_lang_data_in_type): New.
5426 (need_assembler_name_p): New.
5427 (free_lang_data_in_block): New.
5428 (free_lang_data_in_decl): New.
5429 (struct free_lang_data_d): New.
5430 (add_tree_to_fld_list): New.
5431 (find_decls_types_r): New.
5432 (get_eh_types_for_runtime): New.
5433 (find_decls_types_in_eh_region): New.
5434 (find_decls_types_in_node): New.
5435 (find_decls_types_in_var): New.
5436 (free_lang_data_in_cgraph): New.
5437 (free_lang_data): New.
5438 (gate_free_lang_data): New.
5439 (pass_ipa_free_lang_data): New.
5441 2009-09-03 Diego Novillo <dnovillo@google.com>
5443 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5444 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5445 (lang_hooks): Remove const qualifier.
5446 * ipa.c (cgraph_remove_unreachable_nodes): Call
5447 remove_unreachable_alias_pairs.
5448 * except.c (add_type_for_runtime): Check if TYPE has
5449 already been converted.
5450 (lookup_type_for_runtime): Likewise.
5451 (check_handled): Handle converted types.
5452 * varasm.c (remove_unreachable_alias_pairs): New.
5453 * gimple.c: Include demangle.h.
5454 (gimple_decl_printable_name): New.
5455 (gimple_fold_obj_type_ref): New.
5456 * gimple.h (gimple_decl_printable_name): Declare.
5457 (gimple_fold_obj_type_ref): Declare.
5458 * passes.c (init_optimization_passes): Add pass
5459 pass_ipa_free_lang_data.
5460 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5461 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5463 2009-09-03 Diego Novillo <dnovillo@google.com>
5465 * c-lang.c (lang_hooks): Remove const qualifier.
5467 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5469 * doc/install.texi (*-*-freebsd*): Update target information.
5471 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5473 * hard-reg-set.h (call_fixed_regs): Remove.
5474 * reginfo.c (call_fixed_regs): Remove.
5475 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5476 (globalize_reg): Don't use call_fixed_regs.
5477 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5480 2009-09-01 Michael Matz <matz@suse.de>
5482 * expr.h (emit_storent_insn, expand_expr_real_1,
5483 expand_expr_real_2): Declare.
5484 * expr.c (emit_storent_insn, expand_expr_real_1,
5485 expand_expr_real_2): Export.
5486 (store_expr): Setting and evaluating dont_return_target is useless.
5487 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5488 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5489 * except.c (expand_resx_expr): Rename to ...
5490 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5491 * except.h (expand_resx_stmt): Declare.
5492 * stmt.c: Add include gimple.h
5493 (expand_asm_expr): Rename to ...
5494 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5495 (expand_case): Rewrite to take gimple statement.
5496 * tree.h (expand_asm_stmt): Declare.
5497 (expand_case): Change prototype.
5498 * Makefile.in (stmt.o): Depend on gimple.h.
5499 * builtins.c (expand_builtin_synchronize): Build gimple asm
5500 statement, not an ASM_EXPR.
5501 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5502 gimple_to_tree, release_stmt_tree): Remove.
5503 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5504 ggc_free, but hold comparison code and operands separately.
5505 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5506 (expand_call_stmt, expand_gimple_stmt_1,
5507 expand_gimple_stmt): New helpers.
5508 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5509 release_stmt_tree. Call expand_gimple_stmt instead.
5510 (expand_gimple_basic_block): Ditto.
5512 * calls.c (emit_call_1): Don't look at EH regions here, make
5513 fntree parameter useless.
5514 (expand_call): New local rettype for TREE_TYPE(exp), use it
5515 throughout. Remove local p, use addr instead.
5516 Don't look at EH regions here.
5518 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5520 * doc/invoke.texi (-fsched-pressure): Document it.
5521 (-fsched-reg-pressure-heuristic): Remove it.
5523 * reload.c (ira.h): Include.
5524 (find_reloads): Add choosing reload on number of small spilled
5527 * haifa-sched.c (ira.h): Include.
5528 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5529 saved_reg_pressure, curr_reg_live, saved_reg_live,
5530 region_ref_regs): New variables.
5531 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5532 initiate_reg_pressure_info, setup_ref_regs,
5533 initiate_bb_reg_pressure_info, save_reg_pressure,
5534 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5536 (setup_insn_reg_pressure_info): New function.
5537 (rank_for_schedule): Add pressure checking and insn issue time.
5538 Remove comparison of insn reg weights.
5539 (ready_sort): Set insn reg pressure info.
5540 (update_register_pressure, setup_insn_max_reg_pressure,
5541 update_reg_and_insn_max_reg_pressure,
5542 sched_setup_bb_reg_pressure_info): New functions.
5543 (schedule_insn): Add code for printing and updating reg pressure info.
5544 (find_set_reg_weight, find_insn_reg_weight): Remove.
5545 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5546 (debug_ready_list): Print reg pressure info.
5547 (schedule_block): Ditto. Check insn issue time.
5548 (sched_init): Set up sched_pressure_p. Allocate and set up some
5549 reg pressure related info.
5550 (sched_finish): Free some reg pressure related info.
5551 (fix_tick_ready): Make insn always ready if pressure_p.
5552 (init_h_i_d): Don't call find_insn_reg_weight.
5553 (haifa_finish_h_i_d): Free insn reg pressure info.
5555 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5556 ira_memory_move_cost, ira_class_hard_regs,
5557 ira_class_hard_regs_num, ira_no_alloc_regs,
5558 ira_available_class_regs, ira_reg_class_cover_size,
5559 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5561 * ira-lives.c (single_reg_class): Check mode to find how many
5562 registers are necessary for operand.
5563 (ira_implicitly_set_insn_hard_regs): New.
5565 * common.opt (fsched-pressure): New options.
5566 (fsched-reg-pressure-heuristic): Remove.
5568 * ira.c (setup_eliminable_regset): Rename to
5569 ira_setup_eliminable_regset. Make it external.
5570 (expand_reg_info): Pass cover class to setup_reg_classes.
5571 (ira): Call resize_reg_info instead of allocate_reg_info.
5573 * sched-deps.c: Include ira.h.
5574 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5575 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5576 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5577 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5578 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5579 mark_insn_reg_store, mark_insn_reg_clobber,
5580 setup_insn_reg_pressure_info): New.
5581 (sched_analyze_1): Update implicit_reg_pending_uses.
5582 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5583 Use them to create dependencies. Set insn reg uses and pressure
5584 info. Process reg_pending_uses in one place.
5585 (free_deps): Free implicit sets.
5586 (remove_from_deps): Remove implicit sets if necessary. Check
5587 implicit sets when clearing reg_last_in_use.
5588 (init_deps_global): Clear implicit_reg_pending_clobbers and
5589 implicit_reg_pending_uses.
5591 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5592 ira_memory_move_cost, ira_class_hard_regs,
5593 ira_class_hard_regs_num, ira_no_alloc_regs,
5594 ira_available_class_regs, ira_reg_class_cover_size,
5595 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5596 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5597 ira_implicitly_set_insn_hard_regs): New prototypes.
5599 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5600 cost_elements_num): New variables.
5601 (allocno_costs, total_costs): Rename to costs and
5602 total_allocno_costs.
5603 (COSTS_OF_ALLOCNO): Rename to COSTS.
5604 (allocno_pref): Rename to pref.
5605 (allocno_pref_buffer): Rename to pref_buffer.
5606 (common_classes): Rename to regno_cover_class.
5608 (record_reg_classes): Set allocno attributes only if allocno_p.
5609 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5610 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5611 and COSTS_OF_ALLOCNO.
5612 (print_costs): Rename to print_allocno_costs.
5613 (print_pseudo_costs): New.
5614 (process_bb_node_for_costs): Split into 2 functions with new
5615 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5616 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5617 new parameter dump_file. Use cost_elements_num instead of
5618 ira_allocnos_num. Make one iteration if preferred classes were
5619 already calculated for scheduler. Make 2 versions of code
5620 depending on allocno_p.
5621 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5622 regno_cover_class and COSTS instead of common_classes and
5624 (init_costs, finish_costs): New.
5625 (ira_costs): Set up allocno_p and cost_elements_num. Call
5626 init_costs and finish_costs.
5627 (ira_set_pseudo_classes): New.
5629 * rtl.h (allocate_reg_info): Remove.
5630 (resize_reg_info): Change return type.
5631 (reg_cover_class): New.
5632 (setup_reg_classes): Add new parameter.
5634 * sched-int.h (struct deps_reg): New member implicit_sets.
5635 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5636 (INCREASE_BITS): New macro.
5637 (struct reg_pressure_data, struct reg_use_data): New.
5638 (struct _haifa_insn_data): Remove reg_weight. Add members
5639 reg_pressure, reg_use_list, reg_set_list, and
5640 reg_pressure_excess_cost_change.
5641 (struct deps): New member implicit_sets.
5642 (pressure_p): New variable.
5643 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5644 (struct reg_pressure_data, struct reg_use_data): New.
5645 (INSN_REG_WEIGHT): Remove.
5646 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5647 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5648 (sched_init_region_reg_pressure_info,
5649 sched_setup_bb_reg_pressure_info): New prototypes.
5651 * reginfo.c (struct reg_pref): New member coverclass.
5652 (reg_cover_class): New function.
5653 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5654 (reg_info_size): New variable.
5655 (allocate_reg_info): Make static. Setup reg_info_size.
5656 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5657 (setup_reg_classes): Add a new parameter. Setup cover class too.
5659 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5662 * sched-rgn.c (deps_join): Set up implicit_sets.
5663 (schedule_region): Set up region and basic blocks pressure
5666 * passes.c (init_optimization_passes): Move
5667 pass_subregs_of_mode_init before pass_sched.
5669 2009-09-02 Martin Jambor <mjambor@suse.cz>
5671 * tree-sra.c (struct access): New field grp_hint.
5672 (dump_access): Dump grp_hint.
5673 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5675 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5676 those which have been specifically read and somehow written to.
5677 (propagate_subacesses_accross_link): Set grp_hint of right child and
5678 also possibly of the left child.
5680 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5682 * tree-object-size.c (addr_object_size): Always use object_size_type
5683 0 or 2 when determining the pointer pointed object size.
5685 2009-09-02 Richard Guenther <rguenther@suse.de>
5688 2009-08-31 Richard Guenther <rguenther@suse.de>
5690 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5691 to query if the memory regions for memmove overlap.
5692 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5693 asserts on pointers, instead deal with odd trees.
5694 (ptr_derefs_may_alias_p): Likewise.
5695 (refs_may_alias_p_1): Constructor bases also never alias.
5697 2009-08-01 Christian Bruel <christian.bruel@st.com>
5700 2009-07-31 Christian Bruel <christian.bruel@st.com>
5701 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5703 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5705 * doc/invoke.texi (-fvar-tracking-assignments): New.
5706 (-fvar-tracking-assignments-toggle): New.
5707 (-fdump-final-insns=file): Mark filename as optional.
5708 (--param min-nondebug-insn-uid): New.
5709 (-gdwarf-@{version}): Mention version 4.
5710 * opts.c (common_handle_option): Accept it.
5711 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5712 * regrename.c (regrename_optimize): Drop last. Don't count debug
5713 insns as uses. Don't reject change because of debug insn.
5714 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5715 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5716 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5717 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5718 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5719 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5720 * doc/gimple.texi (is_gimple_debug): New.
5721 (gimple_debug_bind_p): New.
5722 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5723 * doc/install.texi (bootstrap-debug): More details.
5724 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5725 (bootstrap-debug-lib): More details.
5726 (bootstrap-debug-ckovw): Update.
5727 (bootstrap-time): New.
5728 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5729 (insert_phi_nodes_for): Insert debug stmts.
5730 (rewrite_stmt): Take iterator. Insert debug stmts.
5731 (rewrite_enter_block): Adjust.
5732 (maybe_replace_use_in_debug_stmt): New.
5733 (rewrite_update_stmt): Use it.
5734 (mark_use_interesting): Return early for debug stmts.
5735 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5736 stmts before replacing stmt.
5737 (move_computations_stmt): Likewise.
5738 * ira-conflicts.c (add_copies): Skip debug insns.
5739 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5740 (regstat_bb_compute_ri): Skip debug insns.
5741 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5742 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5743 check_loop_closed_ssa_stmt): Skip debug stmts.
5744 * tree-tailcall.c (find_tail_calls): Likewise.
5745 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5746 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5747 (build_var_debug_value_stat): Declare.
5748 (build_var_debug_value): Define.
5749 (target_for_debug_bind): Declare.
5750 * reload.c (find_equiv_reg): Skip debug insns.
5751 * rtlanal.c (reg_used_between_p): Skip debug insns.
5752 (side_effects_p): Likewise.
5753 (canonicalize_condition): Likewise.
5754 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5755 insns never depend on debug insns.
5756 (create_ddg_dep_no_link): Likewise.
5757 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5758 Don't add inter-loop dependencies for debug insns.
5759 (build_intra_loop_deps): Likewise.
5760 (create_ddg): Count debug insns.
5761 * ddg.h (struct ddg::num_debug): New.
5762 (num_backargs): Pair up with previous int field.
5763 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5764 -fcompare-debug-second.
5765 * final.c (get_attr_length_1): Skip debug insns.
5766 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5767 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5768 (driver_self_specs): Map -fdump-final-insns to
5769 -fdump-final-insns=..
5770 (get_local_tick): New.
5771 (compare_debug_dump_opt_spec_function): Test for . argument and
5772 compute output name. Compute temp output spec without flag name.
5773 Compute -frandom-seed.
5774 (OPT): Undef after use.
5775 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5776 (average_num_loop_insns): Likewise.
5777 * params.h (MIN_NONDEBUG_INSN_UID): New.
5778 * gimple.def (GIMPLE_DEBUG): New.
5779 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5780 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5781 (merge_in_block): Fix whitespace.
5782 * toplev.c (flag_var_tracking): Update comment.
5783 (flag_var_tracking_assignments): New.
5784 (flag_var_tracking_assignments_toggle): New.
5785 (process_options): Don't open final insns dump file if we're not
5786 going to write to it. Compute defaults for var_tracking.
5787 * df-scan.c (df_insn_rescan_debug_internal): New.
5788 (df_uses_record): Handle debug insns.
5789 * haifa-sched.c (ready): Initialize n_debug.
5790 (contributes_to_priority): Skip debug insns.
5791 (dep_list_size): New.
5793 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5794 they're ready. Disregard previous debug insns to make decisions.
5795 (queue_insn): Never queue debug insns.
5796 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5797 (schedule_insn): Don't reject debug insns because of issue rate.
5798 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5799 (queue_to_ready): Skip and discount debug insns.
5800 (choose_ready): Let debug insns through.
5801 (schedule_block): Check boundary debug insns. Discount debug
5802 insns, schedule them early. Adjust whitespace.
5803 (set_priorities): Check for boundary debug insns.
5804 (add_jump_dependencies): Use dep_list_size.
5805 (prev_non_location_insn): New.
5806 (check_cfg): Use it.
5807 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5809 (remove_unused_ivs): Reset debug stmts.
5810 * modulo-sched.c (const_iteration_count): Skip debug insns.
5811 (res_MII): Discount debug insns.
5812 (loop_single_full_bb_p): Skip debug insns.
5813 (sms_schedule): Likewise.
5814 (sms_schedule_by_order): Likewise.
5815 (ps_has_conflicts): Likewise.
5816 * caller-save.c (refmarker_fn): New.
5817 (save_call_clobbered_regs): Replace regs with saved mem in
5819 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5820 Call refmarker_fn mark for hardregnos.
5821 (mark_reg_as_referenced): New.
5822 (replace_reg_with_saved_mem): New.
5823 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5824 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5826 (cse_extended_basic_block): Skip debug insns.
5827 (count_reg_usage): Likewise.
5828 (is_dead_reg): New, split out of...
5829 (set_live_p): ... here.
5830 (insn_live_p): Use it for debug insns.
5831 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5832 (execute_optimize_stdarg): Likewise.
5833 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5834 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5835 changes in debug stmts as changes.
5836 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5837 (moveup_expr): Don't move across debug insns. Don't move
5838 debug insn if it would create a bookkeeping block.
5839 (moveup_expr_cached): Don't use cache for debug insns that
5840 are heads of blocks.
5841 (compute_av_set_inside_bb): Skip debug insns.
5842 (sel_rank_for_schedule): Schedule debug insns first. Remove
5844 (block_valid_for_bookkeeping_p); Support lax searches.
5845 (create_block_for_bookkeeping): Adjust block numbers when
5846 encountering debug-only blocks.
5847 (find_place_for_bookkeeping): Deal with debug-only blocks.
5848 (generate_bookkeeping_insn): Accept no place to insert.
5849 (remove_temp_moveop_nops): New argument full_tidying.
5850 (prepare_place_to_insert): Deal with debug insns.
5851 (advance_state_on_fence): Debug insns don't start cycles.
5852 (update_boundaries): Take fence as argument. Deal with
5854 (schedule_expr_on_boundary): No full_tidying on debug insns.
5855 (fill_insns): Deal with debug insns.
5856 (track_scheduled_insns_and_blocks): Don't count debug insns.
5857 (need_nop_to_preserve_insn_bb): New, split out of...
5858 (remove_insn_from_stream): ... this.
5859 (fur_orig_expr_not_found): Skip debug insns.
5860 * rtl.def (VALUE): Move up.
5862 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5863 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5864 Set it if debug stmts are found.
5865 (statement_sink_location): Skip debug stmts. Propagate
5866 moving defs into debug stmts.
5867 * ifcvt.c (first_active_insn): Skip debug insns.
5868 (last_active_insns): Likewise.
5869 (cond_exec_process_insns): Likewise.
5870 (noce_process_if_block): Likewise.
5871 (check_cond_move_block): Likewise.
5872 (cond_move_convert_if_block): Likewise.
5873 (block_jumps_and_fallthru_p): Likewise.
5874 (dead_or_predicable): Likewise.
5875 * dwarf2out.c (debug_str_hash_forced): New.
5876 (find_AT_string): Add comment.
5877 (gen_label_for_indirect_string): New.
5878 (get_debug_string_label): New.
5879 (AT_string_form): Use it.
5880 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5881 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5882 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5883 several operations that cannot be represented with DWARF opcodes.
5884 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5885 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5886 (dwarf2out_var_location): Take during-call mark into account.
5887 (output_indirect_string): Update comment. Output if there are
5888 label and references.
5889 (prune_indirect_string): New.
5890 (prune_unused_types): Call it if debug_str_hash_forced.
5891 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5892 (dw_long_long_const): Remove.
5893 (struct dw_val_struct): Change val_long_long type to rtx.
5894 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5895 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5896 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5897 component instead of HOST_BITS_PER_LONG.
5898 (output_loc_operands): Likewise. For const8* assert
5899 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5900 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5901 rather than HOST_BITS_PER_LONG is >= 64.
5902 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5904 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5905 HOST_BITS_PER_LONG for dw_val_class_long_long.
5906 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5907 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5908 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5910 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5911 Handle DW_OP_implicit_value.
5912 (extract_int): Move prototype earlier.
5913 (mem_loc_descriptor): For SUBREG punt if inner
5914 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5915 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5916 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5917 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5918 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5919 instead of Pmode size.
5920 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5921 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5922 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5923 (concat_loc_descriptor, concatn_loc_descriptor,
5924 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5925 (add_location_or_const_value_attribute): Likewise. For single
5926 location loc_lists attempt to use add_const_value_attribute
5927 for constant decls. Add DW_AT_const_value even if
5928 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5930 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5931 (control_flow_insn_p): Likewise.
5932 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5933 (separate_decls_in_region_debug_bind): New.
5934 (separate_decls_in_region): Process debug bind stmts afterwards.
5935 * recog.c (verify_changes): Handle debug insns.
5936 (extract_insn): Likewise.
5937 (peephole2_optimize): Skip debug insns.
5938 * dse.c (scan_insn): Skip debug insns.
5939 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5941 (setup_id_for_insn): Handle debug insns.
5942 (maybe_tidy_empty_bb): Adjust whitespace.
5943 (tidy_control_flow): Skip debug insns.
5944 (sel_remove_insn): Adjust for debug insns.
5945 (sel_estimate_number_of_insns): Skip debug insns.
5946 (create_insn_rtx_from_pattern): Handle debug insns.
5947 (create_copy_of_insn_rtx): Likewise.
5948 * sel-sched-.h (sel_bb_end): Declare.
5949 (sel_bb_empty_or_nop_p): New.
5950 (get_all_loop_exits): Use it.
5951 (_eligible_successor_edge_p): Likewise.
5952 (return_nop_to_pool): Adjust.
5953 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5954 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5955 * gimple-pretty-print.c (dump_gimple_debug): New.
5956 (dump_gimple_stmt): Use it.
5957 (dump_bb_header): Skip gimple debug stmts.
5958 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5959 (fixup_match_2): Likewise.
5960 (regmove_backward_pass): Likewise. Simplify combined
5961 replacement. Handle debug insns.
5962 * function.c (instantiate_virtual_regs): Handle debug insns.
5963 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5964 * print-rtl.h: Include cselib.h.
5965 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5966 * df.h (df_inns_rescan_debug_internal): Declare.
5967 * gcse.c (alloc_hash_table): Estimate n_insns.
5968 (cprop_insn): Don't regard debug insns as changes.
5969 (bypass_conditional_jumps): Skip debug insns.
5970 (one_pre_gcse_pass): Adjust.
5971 (one_code_hoisting_pass): Likewise.
5972 (compute_ld_motion_mems): Skip debug insns.
5973 (one_cprop_pass): Adjust.
5974 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5975 (if_convertible_stmt_p): Handle debug stmts.
5976 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5977 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5978 * ira-build.c (create_bb_allocnos): Skip debug insns.
5979 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5980 (has_single_use): Likewise.
5981 (single_imm_use): Likewise.
5982 (num_imm_uses): Likewise.
5983 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5984 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5985 (create_outofssa_var_map): Likewise.
5986 * lower-subreg.c (adjust_decomposed_uses): New.
5987 (resolve_debug): New.
5988 (decompose_multiword_subregs): Use it.
5989 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5990 * emit-rtl.c: Include params.h.
5991 (cur_debug_insn_uid): Define.
5992 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5993 (copy_rtx_if_shared_1): Handle debug insns.
5994 (reset_used_flags): Likewise.
5995 (set_used_flags): LIkewise.
5996 (get_max_insn_count): New.
5997 (next_nondebug_insn): New.
5998 (prev_nondebug_insn): New.
5999 (make_debug_insn_raw): New.
6000 (emit_insn_before_noloc): Handle debug insns.
6001 (emit_jump_insn_before_noloc): Likewise.
6002 (emit_call_insn_before_noloc): Likewise.
6003 (emit_debug_insn_before_noloc): New.
6004 (emit_insn_after_noloc): Handle debug insns.
6005 (emit_jump_insn_after_noloc): Likewise.
6006 (emit_call_insn_after_noloc): Likewise.
6007 (emit_debug_insn_after_noloc): Likewise.
6008 (emit_insn_after): Take loc from earlier non-debug insn.
6009 (emit_jump_insn_after): Likewise.
6010 (emit_call_insn_after): Likewise.
6011 (emit_debug_insn_after_setloc): New.
6012 (emit_debug_insn_after): New.
6013 (emit_insn_before): Take loc from later non-debug insn.
6014 (emit_jump_insn_before): Likewise.
6015 (emit_call_insn_before): Likewise.
6016 (emit_debug_insn_before_setloc): New.
6017 (emit_debug_insn_before): New.
6018 (emit_insn): Handle debug insns.
6019 (emit_debug_insn): New.
6020 (emit_jump_insn): Handle debug insns.
6021 (emit_call_insn): Likewise.
6023 (init_emit): Take min-nondebug-insn-uid into account.
6024 Initialize cur_debug_insn_uid.
6025 (emit_copy_of_insn_after): Handle debug insns.
6026 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
6027 location of single rhs in place.
6028 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
6029 (floor_sdiv_adjust): New.
6030 (cell_sdiv_adjust): New.
6031 (cell_udiv_adjust): New.
6032 (round_sdiv_adjust): New.
6033 (round_udiv_adjust): New.
6034 (wrap_constant): Moved from cselib.
6035 (unwrap_constant): New.
6036 (expand_debug_expr): New.
6037 (expand_debug_locations): New.
6038 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
6040 (gimple_expand_cfg): Expand debug locations.
6041 * cselib.c: Include tree-pass.h.
6042 (struct expand_value_data): New.
6043 (cselib_record_sets_hook): New.
6044 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
6045 (cselib_clear_table): Move, and implemnet in terms of...
6046 (cselib_reset_table_with_next_value): ... this.
6047 (cselib_get_next_unknown_value): New.
6048 (discard_useless_locs): Don't discard preserved values.
6049 (cselib_preserve_value): New.
6050 (cselib_preserved_value_p): New.
6051 (cselib_preserve_definitely): New.
6052 (cselib_clear_preserve): New.
6053 (cselib_preserve_only_values): New.
6054 (new_cselib_val): Take rtx argument. Dump it in details.
6055 (cselib_lookup_mem): Adjust.
6056 (expand_loc): Take regs_active in struct. Adjust. Silence
6057 dumps unless details are requested.
6058 (cselib_expand_value_rtx_cb): New.
6059 (cselib_expand_value_rtx): Rename and reimplment in terms of...
6060 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
6061 without details. Copy more subregs. Try to resolve values
6062 using a callback. Wrap constants.
6063 (cselib_subst_to_values): Adjust.
6064 (cselib_log_lookup): New.
6065 (cselib_lookup): Call it.
6066 (cselib_invalidate_regno): Don't count preserved values as useless.
6067 (cselib_invalidate_mem): Likewise.
6068 (cselib_record_set): Likewise.
6069 (struct set): Renamed to cselib_set, moved to cselib.h.
6070 (cselib_record_sets): Adjust. Call hook.
6071 (cselib_process_insn): Reset table when it would be cleared.
6072 (dump_cselib_val): New.
6073 (dump_cselib_table): New.
6074 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
6075 (remove_forwarder_block): Support moving debug stmts.
6076 * cselib.h (cselib_record_sets_hook): Declare.
6077 (cselib_expand_callback): New type.
6078 (cselib_expand_value_rtx_cb): Declare.
6079 (cselib_reset_table_with_next_value): Declare.
6080 (cselib_get_next_unknown_value): Declare.
6081 (cselib_preserve_value): Declare.
6082 (cselib_preserved_value_p): Declare.
6083 (cselib_preserve_only_values): Declare.
6084 (dump_cselib_table): Declare.
6085 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
6086 (try_crossjump_to_edge): Likewise.
6087 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
6088 dominated blocks when debug stmts are present.
6089 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
6090 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
6091 (set_var_live_on_entry): Likewise.
6092 * loop-invariant.c (find_invariants_bb): Skip debug insns.
6093 * cfglayout.c (curr_location, last_location): Make static.
6094 (set_curr_insn_source_location): Don't avoid bouncing.
6095 (get_curr_insn_source_location): New.
6096 (get_curr_insn_block): New.
6097 (duplicate_insn_chain): Handle debug insns.
6098 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
6100 * common.opt (fcompare-debug): Move to sort order.
6101 (fdump-unnumbered-links): Likewise.
6102 (fvar-tracking-assignments): New.
6103 (fvar-tracking-assignments-toggle): New.
6104 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
6105 because of debug stmts.
6106 (mark_stmt_if_obviously_necessary): Mark debug stmts.
6107 (eliminate_unnecessary_stmts): Walk dominated blocks before
6109 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
6110 * ira.c (memref_used_between_p): Skip debug insns.
6111 (update_equiv_regs): Likewise.
6112 * sched-deps.c (sd_lists_size): Accept empty list.
6113 (sd_init_insn): Mark debug insns.
6114 (sd_finish_insn): Unmark them.
6115 (sd_add_dep): Reject non-debug deps on debug insns.
6116 (fixup_sched_groups): Give debug insns group treatment.
6118 (sched_analyze_reg): Don't mark debug insns for sched before call.
6119 (sched_analyze_2): Handle debug insns.
6120 (sched_analyze_insn): Compute next non-debug insn. Handle debug
6122 (deps_analyze_insn): Handle debug insns.
6123 (deps_start_bb): Skip debug insns.
6124 (init_deps): Initialize last_debug_insn.
6125 * tree-ssa.c (target_for_debug_bind): New.
6126 (find_released_ssa_name): New.
6127 (propagate_var_def_into_debug_stmts): New.
6128 (propagate_defs_into_debug_stmts): New.
6129 (verify_ssa): Skip debug bind stmts without values.
6130 (warn_uninialized_vars): Skip debug stmts.
6131 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
6132 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
6133 (rtx_equal_p): Likewise.
6134 * ira-costs.c (scan_one_insn): Skip debug insns.
6135 (process_bb_node_for_hard_reg_moves): Likewise.
6136 * rtl.h (DEBUG_INSN_P): New.
6137 (NONDEBUG_INSN_P): New.
6138 (MAY_HAVE_DEBUG_INSNS): New.
6139 (INSN_P): Accept debug insns.
6140 (RTX_FRAME_RELATED_P): Likewise.
6141 (INSN_DELETED_P): Likewise
6142 (PAT_VAR_LOCATION_DECL): New.
6143 (PAT_VAR_LOCATION_LOC): New.
6144 (PAT_VAR_OCATION_STATUS): New.
6145 (NOTE_VAR_LOCATION_DECL): Reimplement.
6146 (NOTE_VAR_LOCATION_LOC): Likewise.
6147 (NOTE_VAR_LOCATION_STATUS): Likewise.
6148 (INSN_VAR_LOCATION): New.
6149 (INSN_VAR_LOCATION_DECL): New.
6150 (INSN_VAR_LOCATION_LOC): New.
6151 (INSN_VAR_LOCATION_STATUS): New.
6152 (gen_rtx_UNKNOWN_VAR_LOC): New.
6153 (VAR_LOC_UNKNOWN_P): New.
6154 (NOTE_DURING_CALL_P): New.
6155 (SCHED_GROUP_P): Accept debug insns.
6156 (emit_debug_insn_before): Declare.
6157 (emit_debug_insn_before_noloc): Declare.
6158 (emit_debug_insn_beore_setloc): Declare.
6159 (emit_debug_insn_after): Declare.
6160 (emit_debug_insn_after_noloc): Declare.
6161 (emit_debug_insn_after_setloc): Declare.
6162 (emit_debug_insn): Declare.
6163 (make_debug_insn_raw): Declare.
6164 (prev_nondebug_insn): Declare.
6165 (next_nondebug_insn): Declare.
6166 (delegitimize_mem_from_attrs): Declare.
6167 (get_max_insn_count): Declare.
6168 (wrap_constant): Declare.
6169 (unwrap_constant): Declare.
6170 (get_curr_insn_source_location): Declare.
6171 (get_curr_insn_block): Declare.
6172 * tree-inline.c (insert_debug_decl_map): New.
6173 (processing_debug_stmt): New.
6174 (remap_decl): Don't create new mappings in debug stmts.
6175 (remap_gimple_op_r): Don't add references in debug stmts.
6176 (copy_tree_body_r): Likewise.
6177 (remap_gimple_stmt): Handle debug bind stmts.
6178 (copy_bb): Skip debug stmts.
6179 (copy_edges_for_bb): Likewise.
6180 (copy_debug_stmt): New.
6181 (copy_debug_stmts): New.
6182 (copy_body): Copy debug stmts at the end.
6183 (insert_init_debug_bind): New.
6184 (insert_init_stmt): Take id. Skip and emit debug stmts.
6185 (setup_one_parameter): Remap variable earlier, register debug mapping.
6186 (estimate_num_insns): Skip debug stmts.
6187 (expand_call_inline): Preserve debug_map.
6188 (optimize_inline_calls): Check for no debug_stmts left-overs.
6189 (unsave_expr_now): Preserve debug_map.
6190 (copy_gimple_seq_and_replace_locals): Likewise.
6191 (tree_function_versioning): Check for no debug_stmts left-overs.
6192 Init and destroy debug_map as needed. Split edges unconditionally.
6193 (build_duplicate_type): Init and destroy debug_map as needed.
6194 * tree-inline.h: Include gimple.h instead of pointer-set.h.
6195 (struct copy_body_data): Add debug_stmts and debug_map.
6196 * sched-int.h (struct ready_list): Add n_debug.
6197 (struct deps): Add last_debug_insn.
6198 (DEBUG_INSN_SCHED_P): New.
6199 (BOUNDARY_DEBUG_INSN_P): New.
6200 (SCHEDULE_DEBUG_INSN_P): New.
6201 (sd_iterator_cond): Accept empty list.
6202 * combine.c (create_log_links): Skip debug insns.
6203 (combine_instructions): Likewise.
6204 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
6205 return value is always unshared.
6206 (struct rtx_subst_pair): New.
6207 (auto_adjust_pair): New.
6208 (propagate_for_debug_subst): New.
6209 (propagate_for_debug): New.
6210 (try_combine): Skip debug insns. Propagate removed defs into
6212 (next_nonnote_nondebug_insn): New.
6213 (distribute_notes): Use it. Skip debug insns.
6214 (distribute_links): Skip debug insns.
6215 * tree-outof-ssa.c (set_location_for_edge): Likewise.
6216 * resource.c (mark_target_live_regs): Likewise.
6217 * var-tracking.c: Include cselib.h and target.h.
6218 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
6220 (micro_operation_type_name): New.
6221 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
6222 (struct micro_operation_def): Update comments.
6223 (decl_or_value): New type. Use instead of decls.
6224 (struct emit_note_data_def): Add vars.
6225 (struct attrs_def): Use decl_or_value.
6226 (struct variable_tracking_info_def): Add permp, flooded.
6227 (struct location_chain_def): Update comment.
6228 (struct variable_part_def): Use decl_or_value.
6229 (struct variable_def): Make var_part a variable length array.
6231 (scratch_regs): New.
6232 (cselib_hook_called): New.
6233 (dv_is_decl_p): New.
6234 (dv_is_value_p): New.
6237 (dv_as_opaque): New.
6238 (dv_onepart_p): New.
6240 (IS_DECL_CODE): New.
6241 (check_value_is_not_decl): New.
6242 (dv_from_decl): New.
6243 (dv_from_value): New.
6244 (dv_htab_hash): New.
6245 (variable_htab_hash): Use it.
6246 (variable_htab_eq): Support values.
6247 (variable_htab_free): Free from the right pool.
6248 (attrs_list_member, attrs_list_insert): Use decl_or_value.
6249 (attrs_list_union): Adjust.
6250 (attrs_list_mpdv_union): New.
6251 (tie_break_pointers): New.
6252 (canon_value_cmp): New.
6253 (unshare_variable): Return possibly-modified slot.
6254 (vars_copy_1): Adjust.
6255 (var_reg_decl_set): Adjust. Split out of...
6256 (var_reg_set): ... this.
6257 (get_init_value): Adjust.
6258 (var_reg_delete_and_set): Adjust.
6259 (var_reg_delete): Adjust.
6260 (var_regno_delete): Adjust.
6261 (var_mem_decl_set): Split out of...
6262 (var_mem_set): ... this.
6263 (var_mem_delete_and_set): Adjust.
6264 (var_mem_delete): Adjust.
6268 (variable_union): Adjust. Speed up merge of 1-part vars.
6269 (variable_canonicalize): Use unshared slot.
6270 (VALUED_RECURSED_INTO): New.
6271 (find_loc_in_1pdv): New.
6272 (struct dfset_merge): New.
6273 (insert_into_intersection): New.
6274 (intersect_loc_chains): New.
6276 (canonicalize_loc_order_check): New.
6277 (canonicalize_values_mark): New.
6278 (canonicalize_values_star): New.
6279 (variable_merge_over_cur): New.
6280 (variable_merge_over_src): New.
6281 (dataflow_set_merge): New.
6282 (dataflow_set_equiv_regs): New.
6283 (remove_duplicate_values): New.
6284 (struct dfset_post_merge): New.
6285 (variable_post_merge_new_vals): New.
6286 (variable_post_merge_perm_vals): New.
6287 (dataflow_post_merge_adjust): New.
6288 (find_mem_expr_in_1pdv): New.
6289 (dataflow_set_preserve_mem_locs): New.
6290 (dataflow_set_remove_mem_locs): New.
6291 (dataflow_set_clear_at_call): New.
6292 (onepart_variable_different_p): New.
6293 (variable_different_p): Use it.
6294 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
6295 (track_expr_p): Add need_rtl parameter. Don't generate rtl
6297 (track_loc_p): Pass it true.
6298 (struct count_use_info): New.
6299 (find_use_val): New.
6300 (replace_expr_with_values): New.
6302 (use_type): New, partially split out of...
6303 (count_uses): ... this. Count new micro-ops.
6304 (count_uses_1): Adjust.
6305 (count_stores): Adjust.
6306 (count_with_sets): New.
6307 (VAL_NEEDS_RESOLUTION): New.
6308 (VAL_HOLDS_TRACK_EXPR): New.
6309 (VAL_EXPR_IS_COPIED): New.
6310 (VAL_EXPR_IS_CLOBBERED): New.
6311 (add_uses): Adjust. Generate new micro-ops.
6312 (add_uses_1): Adjust.
6313 (add_stores): Generate new micro-ops.
6314 (add_with_sets): New.
6315 (find_src_status): Adjust.
6316 (find_src_set_src): Adjust.
6317 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
6318 Handle new micro-ops. Canonicalize value equivalances.
6319 (vt_find_locations): Compute total size of hash tables for
6320 dumping. Perform merge for var-tracking-assignments. Don't
6321 disregard single-block loops.
6322 (dump_attrs_list): Handle decl_or_value.
6323 (dump_variable): Take variable. Deal with decl_or_value.
6324 (dump_variable_slot): New.
6325 (dump_vars): Use it.
6326 (dump_dataflow_sets): Adjust.
6327 (set_slot_part): New, extended to support one-part variables
6328 after splitting out of...
6329 (set_variable_part): ... this.
6330 (clobber_slot_part): New, split out of...
6331 (clobber_variable_part): ... this.
6332 (delete_slot_part): New, split out of...
6333 (delete_variable_part): .... this.
6334 (check_wrap_constant): New.
6335 (vt_expand_loc_callback): New.
6336 (vt_expand_loc): New.
6337 (emit_note_insn_var_location): Adjust. Handle values. Handle
6338 EMIT_NOTE_AFTER_CALL_INSN.
6339 (emit_notes_for_differences_1): Adjust. Handle values.
6340 (emit_notes_for_differences_2): Likewise.
6341 (emit_notes_for_differences): Adjust.
6342 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
6343 Adjust. Handle new micro-ops.
6344 (vt_add_function_parameters): Adjust. Create and bind values.
6345 (vt_initialize): Adjust. Initialize scratch_regs and
6346 valvar_pool, flooded and perm.. Initialize and use cselib. Log
6347 operations. Move some code to count_with_sets and add_with_sets.
6348 (delete_debug_insns): New.
6349 (vt_debug_insns_local): New.
6350 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
6352 (var_tracking_main): If var-tracking-assignments is enabled
6353 but var-tracking isn't, delete debug insns and leave. Likewise
6354 if we exceed limits or fail the stack adjustments tests, and
6355 after all var-tracking processing.
6356 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6357 (dataflow_set): Add traversed_vars.
6358 (value_chain, const_value_chain): New typedefs.
6359 (value_chain_pool, value_chains): New variables.
6360 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6361 add_value_chains, add_cselib_value_chains, remove_value_chain,
6362 remove_value_chains, remove_cselib_value_chains): New functions.
6363 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6364 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6366 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6367 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6368 (dst_can_be_shared): New variable.
6369 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6370 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6371 different from set->vars, look up slot again instead of using the
6373 (dataflow_set_init): Initialize traversed_vars.
6374 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6375 lookup if set->vars is shared. Don't keep slot cleared before
6376 calling unshare_variable. Unshare set->vars if needed. Adjust
6377 unshare_variable callers. Clear dst_can_be_shared if needed.
6378 Even ->refcount == 1 vars must be unshared if set->vars is shared
6379 and var needs to be modified.
6380 (dataflow_set_union): Set traversed_vars during canonicalization.
6381 (VALUE_CHANGED, DECL_CHANGED): Define.
6382 (set_dv_changed, dv_changed_p): New static inlines.
6383 (track_expr_p): Clear DECL_CHANGED.
6384 (dump_dataflow_sets): Set it.
6385 (variable_was_changed): Call set_dv_changed.
6386 (emit_note_insn_var_location): Likewise.
6387 (changed_variables_stack): New variable.
6388 (check_changed_vars_1, check_changed_vars_2): New functions.
6389 (emit_notes_for_changes): Do nothing if changed_variables is
6390 empty. Traverse changed_variables with check_changed_vars_1,
6391 call check_changed_vars_2 on each changed_variables_stack entry.
6392 (emit_notes_in_bb): Add SET argument. Just clear it at the
6393 beginning, use it instead of local &set, don't destroy it at the end.
6394 (vt_emit_notes): Call dataflow_set_clear early on all
6395 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6396 computed set, dataflow_set_clear also VTI(bb)->in when we are
6397 done with the basic block. Initialize changed_variables_stack,
6398 free it afterwards. If ENABLE_CHECKING verify that after noting
6399 differences to an empty set value_chains hash table is empty.
6400 (vt_initialize): Initialize value_chains and value_chain_pool.
6401 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6402 (variable_tracking_main): Call dump_dataflow_sets before calling
6403 vt_emit_notes, not after it.
6404 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6405 (propagate_var_def_into_debug_stmts): Declare.
6406 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6407 (df_set_note): Reject debug insns.
6408 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6409 add notes to debug insns.
6410 (df_note_bb_compute): Adjust. Likewise.
6411 (df_simulate_uses): Skip debug insns.
6412 (df_simulate_initialize_backwards): Likewise.
6413 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6414 (subst_stack_regs_pat): Reject debug insns.
6415 (convert_regs_1): Handle debug insns.
6416 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6417 (print-rtl.o): Depend on cselib.h.
6418 (cselib.o): Depend on TREE_PASS_H.
6419 (var-tracking.o): Depend on cselib.h and TARGET_H.
6420 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6421 (init_ready_list): Skip boundary debug insns.
6422 (add_branch_dependences): Skip debug insns.
6423 (free_block_dependencies): Check for blocks with only debug insns.
6424 (compute_priorities): Likewise.
6425 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6426 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6428 (gimple_build_debug_bind_stat): New.
6429 (empty_body_p): Skip debug stmts.
6430 (gimple_has_side_effects): Likewise.
6431 (gimple_rhs_has_side_effects): Likewise.
6432 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6433 (gimple_build_debug_bind_stat): Declare.
6434 (gimple_build_debug_bind): Define.
6435 (is_gimple_debug): New.
6436 (gimple_debug_bind_p): New.
6437 (gimple_debug_bind_get_var): New.
6438 (gimple_debug_bind_get_value): New.
6439 (gimple_debug_bind_get_value_ptr): New.
6440 (gimple_debug_bind_set_var): New.
6441 (gimple_debug_bind_set_value): New.
6442 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6443 (gimple_debug_bind_reset_value): New.
6444 (gimple_debug_bind_has_value_p): New.
6445 (gsi_next_nondebug): New.
6446 (gsi_prev_nondebug): New.
6447 (gsi_start_nondebug_bb): New.
6448 (gsi_last_nondebug_bb): New.
6449 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6450 (print_insn): Handle DEBUG_INSN.
6451 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6452 of first insn prevail.
6453 (first_stmt): Skip debug stmts.
6454 (first_non_label_stmt): Likewise.
6455 (last_stmt): Likewise.
6456 (has_zero_uses_1): New.
6457 (single_imm_use_1): New.
6458 (verify_gimple_debug): New.
6459 (verify_types_in_gimple_stmt): Handle debug stmts.
6460 (verify_stmt): Likewise.
6461 (debug_loop_num): Skip debug stmts.
6462 (remove_edge_and_dominated_blocks): Remove dominators last.
6463 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6464 (linearize_expr): Likewise.
6465 * config/i386/i386.c (ix86_delegitimize_address): Call
6466 default implementation.
6467 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6468 (group_barrier_needed): Skip debug insns.
6469 (emit_insn_group_barriers): Likewise.
6470 (emit_all_insn_group_barriers): Likewise.
6471 (ia64_variable_issue): Handle debug insns.
6472 (ia64_dfa_new_cycle): Likewise.
6473 (final_emit_insn_group_barriers): Skip debug insns.
6474 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6475 def cfa without frame.
6476 (process_set): Likewise.
6477 (process_for_unwind_directive): Pass frame on.
6478 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6479 (rs6000_delegitimize_address): New.
6480 (rs6000_debug_adjust_cost): Handle debug insns.
6481 (is_microcoded_insn): Likewise.
6482 (is_cracked_insn): Likewise.
6483 (is_nonpipeline_insn): Likewise.
6484 (insn_must_be_first_in_group): Likewise.
6485 (insn_must_be_last_in_group): Likewise.
6486 (force_new_group): Likewise.
6487 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6488 contains only debug insns.
6489 (rtl_merge_blocks): Skip debug insns.
6490 (purge_dead_edges): Likewise.
6491 (rtl_block_ends_with_call_p): Skip debug insns.
6492 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6493 (mark_reg_dependencies): Skip debug insns.
6494 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6495 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6496 * tree-ssa-threadedge.c
6497 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6498 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6499 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6500 (copyprop_hardreg_forward_1): Handle debug insns.
6501 * reload1.c (reload): Skip debug insns. Replace unassigned
6502 pseudos in debug insns with their equivalences.
6503 (eliminate_regs_in_insn): Skip debug insns.
6504 (emit_input_reload_insns): Skip debug insns at first, adjust
6506 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6507 (get_indirect_ref_operands): Pass opf_no_vops on.
6508 (get_expr_operands): Likewise. Skip debug stmts.
6509 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6511 2009-09-01 Richard Henderson <rth@redhat.com>
6513 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6514 stmt_ends_pp_p statements at least once.
6515 * tree-vrp.c (vrp_initialize): Likewise.
6516 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6518 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6521 Fix AIX bootstrap after PR debug/30161
6522 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6523 that is a GNU extension.
6524 (tmpl_value_parm_die_table): Move the definition of this global
6525 outside #ifdef DWARF2_DEBUGGING_INFO region.
6527 2009-09-01 Richard Guenther <rguenther@suse.de>
6529 * tree.c (tree_expr_size): New function.
6530 * tree.h (tree_expr_size): Declare.
6531 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6532 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6533 * langhooks.c (lhd_expr_size): Remove.
6534 * langhooks.h (struct lang_hooks): Remove expr_size.
6535 * explow.c (expr_size): Use tree_expr_size.
6536 (int_expr_size): Likewise.
6537 * langhooks-def.h (lhd_expr_size): Remove.
6538 (LANG_HOOKS_EXPR_SIZE): Likewise.
6539 (LANG_HOOKS_INITIALIZER): Adjust.
6541 2009-09-01 Richard Guenther <rguenther@suse.de>
6543 * tree-flow.h (mark_addressable): Move declaration ...
6544 * tree.h (mark_addressable): ... here.
6545 * stmt.c (expand_asm_operands): Use mark_addressable, not
6546 lang_hooks.mark_addressable.
6547 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6548 LANG_HOOKS_MARK_ADDRESSABLE.
6549 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6550 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6552 2009-08-31 Chris Demetriou <cgd@google.com>
6554 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6555 vectorize if not TARGET_SSE2.
6557 2009-08-31 DJ Delorie <dj@redhat.com>
6559 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6560 registers if no coprocessor is enabled.
6562 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6565 * cgraph.h (cgraph_get_node): Declare ...
6566 * cgraph.c (cgraph_get_node): ... new function.
6567 * dwarf2out.c (gen_generic_params_dies,
6568 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6569 make_ith_pack_parameter_name,
6570 append_entry_to_tmpl_value_parm_die_table,
6571 gen_remaining_tmpl_value_param_die_attribute): New functions.
6572 (gen_subprogram_die): Generate debug info for template parameters
6573 if debug info level is higher than DINFO_LEVEL_TERSE.
6574 Use tree_add_const_value_attribute_for_decl instead of
6575 tree_add_const_value_attribute.
6576 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6577 instead of tree_add_const_value_attribute.
6578 (gen_struct_or_union_type_die): Generate debug
6579 info for template parameters if debug info level is higher than
6581 (tree_add_const_value_attribute): Handle integral and pointer
6582 constants. Update comment.
6583 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6584 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6585 (reference_to_unused): Fix thinko. Remove redundant predicates from
6587 (tree_add_const_value_attribute): Make this work for constant
6589 tree_add_const_value_attribute_for_decl is to be used for variable
6591 (add_location_or_const_value_attribute): Use
6592 tree_add_const_value_attribute_for_decl now.
6593 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6594 DW_TAG_template_value_param DIEs after function DIEs have been
6596 * langhooks.h (lang_hooks_for_types): Add
6597 get_argument_pack_elems.
6598 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6599 (lang_hooks): Added get_innermost_generic_parms,
6600 get_innermost_generic_args.
6601 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6602 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6603 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6604 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6606 2009-08-31 DJ Delorie <dj@redhat.com>
6608 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6609 it once we start generating the prologue or epilogue.
6610 (mep_call_saves_register): If the frame is locked, re-use
6612 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6613 (mep_expand_prologue): Call it.
6614 (mep_expand_epilogue): Likewise.
6615 (mep_start_function): Use the same logic as mep_expand_prologue.
6616 (mep_pass_by_reference): Make logic more readable.
6617 (mep_return_in_memory): Zero-sized objects are passed in memory.
6618 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6620 2009-08-31 Richard Guenther <rguenther@suse.de>
6622 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6623 to query if the memory regions for memmove overlap.
6624 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6625 asserts on pointers, instead deal with odd trees.
6626 (ptr_derefs_may_alias_p): Likewise.
6627 (refs_may_alias_p_1): Constructor bases also never alias.
6629 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6631 * doc/install.texi (Final install): Adjust reference on where to
6632 order printed manuals.
6634 2009-08-30 Olivier Hainque <hainque@adacore.com>
6636 * dwarf2out.c (switch_to_frame_table_section): Move
6637 definition prior to first use.
6639 2009-08-30 Richard Guenther <rguenther@suse.de>
6641 PR tree-optimization/41186
6642 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6643 (ao_ref_init_from_ptr_and_size): New function.
6644 (ref_maybe_used_by_call_p_1): Be more precise tracking
6645 used ranges for builtin functions.
6646 (ref_maybe_used_by_call_p): Adjust.
6647 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6648 ranges for builtin functions.
6649 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6651 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6654 * fwprop.c (get_reg_use_in): Delete.
6655 (free_load_extend): New function.
6656 (forward_propagate_subreg): Use it.
6658 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6660 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6662 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6665 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6668 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6670 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6671 fini or fini_array section.
6673 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6675 * graphite-dependences.c (graphite_legal_transform_bb): Call
6676 pbb_remove_duplicate_pdrs.
6677 * graphite-poly.c (can_collapse_pdr): Removed.
6678 (pdr_find_duplicate): Removed.
6679 (can_collapse_pdrs): New.
6680 (pbb_remove_duplicate_pdrs): New.
6681 (new_poly_dr): Do not look for duplicates.
6682 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6683 (PBB_PDR_DUPLICATES_REMOVED): New.
6684 (pbb_remove_duplicate_pdrs): Declared.
6686 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6688 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6689 the strides by multiplying by PDR_NB_REFS.
6690 * graphite-poly.c (can_collapse_pdr): New.
6691 (pdr_find_duplicate): New.
6692 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6693 Initialize PDR_NB_REFS.
6694 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6696 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6698 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6701 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6704 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6706 * graphite-dependences.c (pddr_original_scattering): Return NULL
6707 for read-read dependence relations.
6708 * graphite-poly.h (enum poly_dr_type): Fix comment.
6711 (pdr_may_write_p): New.
6713 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6715 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6716 (struct poly_dr): Same.
6717 (new_poly_dr): Same.
6718 * graphite-poly.c (new_poly_dr): Same.
6719 * graphite-dependences.c (dot_deps): Disable call to system.
6721 2009-08-28 Cary Coutant <ccoutant@google.com>
6724 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6725 struct/union/enum types local to a function.
6727 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6728 Sebastian Pop <sebastian.pop@amd.com>
6730 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6731 pbb_strip_mine_time_depth. Changed the implementation so that
6732 transformation is expressed as a transformation on
6733 time (scatttering) dimensions. Also, ensures that the 2d+1
6734 scheduling format is preserved.
6735 (pbb_strip_mine_profitable_p): Profitability is based on the
6736 iteration number of a given time (scattering) dimension,
6737 and not on a original loop depth dimension.
6738 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6739 (pbb_do_strip_mine): Call psct_dynamic_dim.
6740 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6741 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6742 (pbb_nb_dynamic_scattering_transform): New.
6743 (psct_dynamic_dim): New.
6745 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6747 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6748 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6749 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6750 * graphite-interchange.c (build_linearized_memory_access): Same.
6751 (memory_stride_in_loop): Same.
6753 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6755 * graphite-dependences.c (pddr_original_scattering): New.
6756 (graphite_legal_transform_dr): Call pddr_original_scattering.
6759 * graphite-dependences.h (dot_deps): Declared.
6760 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6761 (print_pdr): Print PDR_ID.
6762 * graphite-poly.h (struct poly_dr): Add field id.
6765 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6767 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6769 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6770 not delete the original dependence relation.
6772 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6774 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6775 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6776 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6777 (free_poly_ddr): New.
6778 (pddr_is_empty): New.
6779 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6780 (dependence_polyhedron): Same. Remove useless gcc_assert.
6782 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6783 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6784 * graphite-dependences.h (enum poly_dependence_kind): New.
6785 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6786 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6787 (PDRP_SINK): Renamed PDDR_SINK.
6788 (PDRP_DDP): Renamed PDDR_DDP.
6790 (free_poly_ddr): Declared.
6791 * graphite-poly.c (new_scop): Use the new hash function names.
6792 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6793 into original_pddrs.
6794 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6796 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6798 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6799 bounds with LT_EXPR to make niter analysis more precise on code
6800 generated by Graphite.
6802 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6804 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6805 (graphite_legal_transform_bb): Same.
6806 (poly_drs_may_alias_p): Same.
6808 2009-08-28 Richard Guenther <rguenther@suse.de>
6810 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6812 2009-08-28 Jan Beulich <jbeulich@novell.com>
6814 * config/i386/netware.c: Include langhooks.h.
6815 (i386_nlm_encode_section_info): Simplify.
6816 (netware_override_options): Delete.
6817 * config/i386/netware.h (netware_override_options): Delete
6819 (OVERRIDE_OPTIONS): Delete definition.
6820 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6821 (ASM_COMMENT_START): Define.
6822 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6824 2009-08-28 Jan Beulich <jbeulich@novell.com>
6826 * configure.ac: For in-tree ld, do a plain version check to
6827 determine whether comdat groups are supported.
6828 * configure: Regenerate.
6830 2009-08-28 Olivier Hainque <hainque@adacore.com>
6832 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6833 always defined. Reflect definition or absence of such for
6834 COLLECT_EXPORT_LIST. Readability helper.
6835 (scanfilter): New enum, to help control what symbols
6836 are to be considered or ignored by scan_prog_file.
6837 (enum pass): Rename as "scanpass", moved together with scanfilter
6838 prior to scan_prog_file's prototype.
6839 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6840 Group prototype with the scanpass/scanfilter definitions, factorize
6841 head comments for the several implementations at the prototype.
6842 (main): Reorganize the first pass link control to let AIX
6843 drag only the needed frame tables in executables. Prevent
6844 frame tables collection during the scan aimed at static ctors.
6845 Pre-link and scan for frame tables later to compensate.
6846 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6847 A C statement to issue assembly directives that create a reference
6848 to the given DWARF table identifier label from the current function
6850 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6851 to differentiate first time section entry. Only emit a .data
6852 tables start identifier label the first time around.
6853 (switch_to_frame_table_section): New function. Helper for
6854 output_call_frame_info to switch possibly BACK into the eh_frame
6855 or the debug_frame section depending on FOR_EH.
6856 (output_call_frame_info): Use helper to first enter the proper
6858 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6859 emit a link to the frame table start label from each function
6861 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6862 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6863 * config/rs6000/rs6000-protos.h: Declare it.
6864 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6866 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6868 * config/sh/sh.c (split_branches): Check the result of
6871 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6873 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6874 using -pthread -fopenmp
6876 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6878 * doc/service.texi (service directory): Update URL.
6880 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6882 PR rtl-optimization/40861
6883 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6884 extract word from a multi-word subreg for negative byte positions.
6886 2009-08-27 Tristan Gingold <gingold@adacore.com>
6887 Douglas B Rupp <rupp@gnat.com>
6889 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6890 (SECTION_VMS_OVERLAY): Define.
6891 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6893 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6895 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6896 common_object declarations.
6897 (ia64_section_type_flags): Set section flag for common_object.
6898 * config/ia64/ia64-protos.h
6899 (ia64_vms_output_aligned_decl_common): Declare.
6900 (ia64_vms_elf_asm_named_section): Declare.
6902 2009-08-27 Michael Matz <matz@suse.de>
6904 * expr.c (expand_expr_real_2): New function taking exploded
6905 unary or binary expression, split out from ...
6906 (expand_expr_real_1): ... here. Move over all unary/binary
6907 switch parts to above function, in particular these codes:
6908 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6909 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6910 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6911 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6912 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6913 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6914 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6915 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6916 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6917 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6918 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6919 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6920 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6921 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6922 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6923 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6924 VEC_PACK_FIX_TRUNC_EXPR.
6925 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6928 2009-08-27 Richard Guenther <rguenther@suse.de>
6930 * gengtype.c (main): Handle uint64_t.
6931 * ipa-utils.c (get_base_var): Indent properly.
6932 * tree-ssa-live.c (debug_scope_block): New function.
6933 * tree-flow.h (debug_scope_block): Declare.
6934 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6935 * basic-block.h (enum profile_status): Rename to
6936 enum profile_status_d.
6937 (x_profile_status): Adjust type.
6939 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6942 * dwarf2out.c (get_context_die): Declare this static function.
6943 (gen_type_die_with_usage): Make sure a DIE is a generated for
6944 the context of a typedef.
6946 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6948 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6951 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6953 * config/mips/mips-protos.h (mips_output_sync): Declare.
6954 (mips_sync_loop_insns): Likewise.
6955 (mips_output_sync_loop): Replace first two parameters with an rtx.
6956 * config/mips/mips.c (mips_multi_member): New structure.
6957 (mips_multi_members): New variable.
6958 (mips_multi_start): New function.
6959 (mips_multi_add): Likewise.
6960 (mips_multi_add_insn): Likewise.
6961 (mips_multi_add_label): Likewise.
6962 (mips_multi_last_index): Likewise.
6963 (mips_multi_copy_insn): Likewise.
6964 (mips_multi_set_operand): Likewise.
6965 (mips_multi_write): Likewise.
6966 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6967 (mips_init_print_operand_punct): Update accordingly.
6968 (mips_start_ll_sc_sync_block): New function.
6969 (mips_end_ll_sc_sync_block): Likewise.
6970 (mips_output_sync): Likewise.
6971 (mips_sync_insn1_template): Likewise.
6972 (mips_sync_insn2_template): Likewise.
6973 (mips_get_sync_operand): Likewise.
6974 (mips_process_sync_loop): Likewise.
6975 (mips_output_sync_loop): Use mips_process_sync_loop.
6976 (mips_sync_loop_insns): New function.
6977 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6978 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6979 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6980 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6981 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6982 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6983 (MIPS_SYNC_OLD_OP_12): Likewise.
6984 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6985 (MIPS_SYNC_NEW_OP_12): Likewise.
6986 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6987 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6988 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6989 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6990 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6991 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6992 * config/mips/mips.md (sync_mem): New attribute.
6993 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6994 (sync_exclusive_mask, sync_required_oldval): Likewise.
6995 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6996 (sync_release_barrier): Likewise.
6997 (length): Handle sync loops.
6998 (sync): Use mips_output_sync.
6999 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
7000 (sync_compare_and_swap<mode>): Set the new sync_* attributes
7001 and use mips_output_sync_loop.
7002 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
7003 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
7004 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
7005 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
7006 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
7007 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
7008 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
7009 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
7010 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
7012 2009-08-26 Richard Guenther <rguenther@suse.de>
7015 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
7016 the types to not match.
7017 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
7019 * tree-ssa.c (useless_type_conversion_p): Conversions to
7020 pointers to unprototyped functions are useless.
7022 2009-08-26 Richard Guenther <rguenther@suse.de>
7024 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
7025 whole-program condition, prepare to be called for non-globals.
7026 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
7027 params build a representative with known type and track its fields.
7029 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
7031 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
7032 clearing by a taken branch.
7033 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
7034 effectively after bbro pass.
7035 (sync_nand<mode>): Ditto.
7036 (sync_old_<fetchop_name><mode>): Ditto.
7037 (sync_old_nand<mode>): Ditto.
7038 (sync_new_<fetchop_name><mode>): Dito.
7039 (sync_new_nand<mode>): Ditto.
7040 (sync_compare_and_swap<mode>_1): Ditto.
7041 (*sync_compare_and_swap<mode>): Ditto.
7042 (sync_lock_test_and_set<mode>_1): Ditto.
7043 ("sync_lock_test_and_set<mode>): Ditto.
7045 2009-08-25 Douglas B Rupp <rupp@gnat.com>
7047 * hwint.h (HOST_LONG_FORMAT): New macro
7048 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
7049 Use HOST_PTR_PRINTF.
7050 * system.h (HOST_PTR_PRINTF): Resurrect old macro
7051 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
7052 (HOST_PTR_PRINTF): Document.
7054 2009-08-25 Jan Hubicka <jh@suse.cz>
7056 * config/i386/bmmintrin.h: Replace by #error.
7059 Michael Meissner <michael.meissner@amd.com>
7060 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7061 Tony Linthicum <tony.linthicum@amd.com>
7063 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
7064 (TARGET_ROUND): New macro for the round/ptest instructions which
7065 are shared between SSE4.1 and SSE5.
7066 (OPTION_MASK_ISA_ROUND): Ditto.
7067 (OPTION_ISA_ROUND): Ditto.
7068 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
7069 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
7071 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
7072 (-mfused-madd): New switch to give users control over whether the
7073 compiler optimizes to use the multiply/add SSE5 instructions.
7075 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
7076 (ix86_handle_option): Turn off 3dnow if -msse5.
7077 (override_options): Add SSE5 support.
7078 (print_operand): %Y prints comparison codes for SSE5 com/pcom
7080 (ix86_expand_sse_movcc): Add SSE5 support.
7081 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
7082 vector type to the next largest size.
7083 (ix86_expand_sse5_pack): New function to use pperm to pack a
7084 vector type to the next smallest size.
7085 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
7086 (IX86_BUILTIN_FMADDSD): Ditto.
7087 (IX86_BUILTIN_FMADDPS): Ditto.
7088 (IX86_BUILTIN_FMADDPD): Ditto.
7089 (IX86_BUILTIN_FMSUBSS): Ditto.
7090 (IX86_BUILTIN_FMSUBSD): Ditto.
7091 (IX86_BUILTIN_FMSUBPS): Ditto.
7092 (IX86_BUILTIN_FMSUBPD): Ditto.
7093 (IX86_BUILTIN_FNMADDSS): Ditto.
7094 (IX86_BUILTIN_FNMADDSD): Ditto.
7095 (IX86_BUILTIN_FNMADDPS): Ditto.
7096 (IX86_BUILTIN_FNMADDPD): Ditto.
7097 (IX86_BUILTIN_FNMSUBSS): Ditto.
7098 (IX86_BUILTIN_FNMSUBSD): Ditto.
7099 (IX86_BUILTIN_FNMSUBPS): Ditto.
7100 (IX86_BUILTIN_FNMSUBPD): Ditto.
7101 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
7102 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
7103 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
7104 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
7105 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
7106 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
7107 (IX86_BUILTIN_PPERM): Ditto.
7108 (IX86_BUILTIN_PERMPS): Ditto.
7109 (IX86_BUILTIN_PERMPD): Ditto.
7110 (IX86_BUILTIN_PMACSSWW): Ditto.
7111 (IX86_BUILTIN_PMACSWW): Ditto.
7112 (IX86_BUILTIN_PMACSSWD): Ditto.
7113 (IX86_BUILTIN_PMACSWD): Ditto.
7114 (IX86_BUILTIN_PMACSSDD): Ditto.
7115 (IX86_BUILTIN_PMACSDD): Ditto.
7116 (IX86_BUILTIN_PMACSSDQL): Ditto.
7117 (IX86_BUILTIN_PMACSSDQH): Ditto.
7118 (IX86_BUILTIN_PMACSDQL): Ditto.
7119 (IX86_BUILTIN_PMACSDQH): Ditto.
7120 (IX86_BUILTIN_PMADCSSWD): Ditto.
7121 (IX86_BUILTIN_PMADCSWD): Ditto.
7122 (IX86_BUILTIN_PHADDBW): Ditto.
7123 (IX86_BUILTIN_PHADDBD): Ditto.
7124 (IX86_BUILTIN_PHADDBQ): Ditto.
7125 (IX86_BUILTIN_PHADDWD): Ditto.
7126 (IX86_BUILTIN_PHADDWQ): Ditto.
7127 (IX86_BUILTIN_PHADDDQ): Ditto.
7128 (IX86_BUILTIN_PHADDUBW): Ditto.
7129 (IX86_BUILTIN_PHADDUBD): Ditto.
7130 (IX86_BUILTIN_PHADDUBQ): Ditto.
7131 (IX86_BUILTIN_PHADDUWD): Ditto.
7132 (IX86_BUILTIN_PHADDUWQ): Ditto.
7133 (IX86_BUILTIN_PHADDUDQ): Ditto.
7134 (IX86_BUILTIN_PHSUBBW): Ditto.
7135 (IX86_BUILTIN_PHSUBWD): Ditto.
7136 (IX86_BUILTIN_PHSUBDQ): Ditto.
7137 (IX86_BUILTIN_PROTB): Ditto.
7138 (IX86_BUILTIN_PROTW): Ditto.
7139 (IX86_BUILTIN_PROTD): Ditto.
7140 (IX86_BUILTIN_PROTQ): Ditto.
7141 (IX86_BUILTIN_PROTB_IMM): Ditto.
7142 (IX86_BUILTIN_PROTW_IMM): Ditto.
7143 (IX86_BUILTIN_PROTD_IMM): Ditto.
7144 (IX86_BUILTIN_PROTQ_IMM): Ditto.
7145 (IX86_BUILTIN_PSHLB): Ditto.
7146 (IX86_BUILTIN_PSHLW): Ditto.
7147 (IX86_BUILTIN_PSHLD): Ditto.
7148 (IX86_BUILTIN_PSHLQ): Ditto.
7149 (IX86_BUILTIN_PSHAB): Ditto.
7150 (IX86_BUILTIN_PSHAW): Ditto.
7151 (IX86_BUILTIN_PSHAD): Ditto.
7152 (IX86_BUILTIN_PSHAQ): Ditto.
7153 (IX86_BUILTIN_FRCZSS): Ditto.
7154 (IX86_BUILTIN_FRCZSD): Ditto.
7155 (IX86_BUILTIN_FRCZPS): Ditto.
7156 (IX86_BUILTIN_FRCZPD): Ditto.
7157 (IX86_BUILTIN_CVTPH2PS): Ditto.
7158 (IX86_BUILTIN_CVTPS2PH): Ditto.
7159 (IX86_BUILTIN_COMEQSS): Ditto.
7160 (IX86_BUILTIN_COMNESS): Ditto.
7161 (IX86_BUILTIN_COMLTSS): Ditto.
7162 (IX86_BUILTIN_COMLESS): Ditto.
7163 (IX86_BUILTIN_COMGTSS): Ditto.
7164 (IX86_BUILTIN_COMGESS): Ditto.
7165 (IX86_BUILTIN_COMUEQSS): Ditto.
7166 (IX86_BUILTIN_COMUNESS): Ditto.
7167 (IX86_BUILTIN_COMULTSS): Ditto.
7168 (IX86_BUILTIN_COMULESS): Ditto.
7169 (IX86_BUILTIN_COMUGTSS): Ditto.
7170 (IX86_BUILTIN_COMUGESS): Ditto.
7171 (IX86_BUILTIN_COMORDSS): Ditto.
7172 (IX86_BUILTIN_COMUNORDSS): Ditto.
7173 (IX86_BUILTIN_COMFALSESS): Ditto.
7174 (IX86_BUILTIN_COMTRUESS): Ditto.
7175 (IX86_BUILTIN_COMEQSD): Ditto.
7176 (IX86_BUILTIN_COMNESD): Ditto.
7177 (IX86_BUILTIN_COMLTSD): Ditto.
7178 (IX86_BUILTIN_COMLESD): Ditto.
7179 (IX86_BUILTIN_COMGTSD): Ditto.
7180 (IX86_BUILTIN_COMGESD): Ditto.
7181 (IX86_BUILTIN_COMUEQSD): Ditto.
7182 (IX86_BUILTIN_COMUNESD): Ditto.
7183 (IX86_BUILTIN_COMULTSD): Ditto.
7184 (IX86_BUILTIN_COMULESD): Ditto.
7185 (IX86_BUILTIN_COMUGTSD): Ditto.
7186 (IX86_BUILTIN_COMUGESD): Ditto.
7187 (IX86_BUILTIN_COMORDSD): Ditto.
7188 (IX86_BUILTIN_COMUNORDSD): Ditto.
7189 (IX86_BUILTIN_COMFALSESD): Ditto.
7190 (IX86_BUILTIN_COMTRUESD): Ditto.
7191 (IX86_BUILTIN_COMEQPS): Ditto.
7192 (IX86_BUILTIN_COMNEPS): Ditto.
7193 (IX86_BUILTIN_COMLTPS): Ditto.
7194 (IX86_BUILTIN_COMLEPS): Ditto.
7195 (IX86_BUILTIN_COMGTPS): Ditto.
7196 (IX86_BUILTIN_COMGEPS): Ditto.
7197 (IX86_BUILTIN_COMUEQPS): Ditto.
7198 (IX86_BUILTIN_COMUNEPS): Ditto.
7199 (IX86_BUILTIN_COMULTPS): Ditto.
7200 (IX86_BUILTIN_COMULEPS): Ditto.
7201 (IX86_BUILTIN_COMUGTPS): Ditto.
7202 (IX86_BUILTIN_COMUGEPS): Ditto.
7203 (IX86_BUILTIN_COMORDPS): Ditto.
7204 (IX86_BUILTIN_COMUNORDPS): Ditto.
7205 (IX86_BUILTIN_COMFALSEPS): Ditto.
7206 (IX86_BUILTIN_COMTRUEPS): Ditto.
7207 (IX86_BUILTIN_COMEQPD): Ditto.
7208 (IX86_BUILTIN_COMNEPD): Ditto.
7209 (IX86_BUILTIN_COMLTPD): Ditto.
7210 (IX86_BUILTIN_COMLEPD): Ditto.
7211 (IX86_BUILTIN_COMGTPD): Ditto.
7212 (IX86_BUILTIN_COMGEPD): Ditto.
7213 (IX86_BUILTIN_COMUEQPD): Ditto.
7214 (IX86_BUILTIN_COMUNEPD): Ditto.
7215 (IX86_BUILTIN_COMULTPD): Ditto.
7216 (IX86_BUILTIN_COMULEPD): Ditto.
7217 (IX86_BUILTIN_COMUGTPD): Ditto.
7218 (IX86_BUILTIN_COMUGEPD): Ditto.
7219 (IX86_BUILTIN_COMORDPD): Ditto.
7220 (IX86_BUILTIN_COMUNORDPD): Ditto.
7221 (IX86_BUILTIN_COMFALSEPD): Ditto.
7222 (IX86_BUILTIN_COMTRUEPD): Ditto.
7223 (IX86_BUILTIN_PCOMEQUB): Ditto.
7224 (IX86_BUILTIN_PCOMNEUB): Ditto.
7225 (IX86_BUILTIN_PCOMLTUB): Ditto.
7226 (IX86_BUILTIN_PCOMLEUB): Ditto.
7227 (IX86_BUILTIN_PCOMGTUB): Ditto.
7228 (IX86_BUILTIN_PCOMGEUB): Ditto.
7229 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
7230 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
7231 (IX86_BUILTIN_PCOMEQUW): Ditto.
7232 (IX86_BUILTIN_PCOMNEUW): Ditto.
7233 (IX86_BUILTIN_PCOMLTUW): Ditto.
7234 (IX86_BUILTIN_PCOMLEUW): Ditto.
7235 (IX86_BUILTIN_PCOMGTUW): Ditto.
7236 (IX86_BUILTIN_PCOMGEUW): Ditto.
7237 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
7238 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
7239 (IX86_BUILTIN_PCOMEQUD): Ditto.
7240 (IX86_BUILTIN_PCOMNEUD): Ditto.
7241 (IX86_BUILTIN_PCOMLTUD): Ditto.
7242 (IX86_BUILTIN_PCOMLEUD): Ditto.
7243 (IX86_BUILTIN_PCOMGTUD): Ditto.
7244 (IX86_BUILTIN_PCOMGEUD): Ditto.
7245 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
7246 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
7247 (IX86_BUILTIN_PCOMEQUQ): Ditto.
7248 (IX86_BUILTIN_PCOMNEUQ): Ditto.
7249 (IX86_BUILTIN_PCOMLTUQ): Ditto.
7250 (IX86_BUILTIN_PCOMLEUQ): Ditto.
7251 (IX86_BUILTIN_PCOMGTUQ): Ditto.
7252 (IX86_BUILTIN_PCOMGEUQ): Ditto.
7253 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
7254 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
7255 (IX86_BUILTIN_PCOMEQB): Ditto.
7256 (IX86_BUILTIN_PCOMNEB): Ditto.
7257 (IX86_BUILTIN_PCOMLTB): Ditto.
7258 (IX86_BUILTIN_PCOMLEB): Ditto.
7259 (IX86_BUILTIN_PCOMGTB): Ditto.
7260 (IX86_BUILTIN_PCOMGEB): Ditto.
7261 (IX86_BUILTIN_PCOMFALSEB): Ditto.
7262 (IX86_BUILTIN_PCOMTRUEB): Ditto.
7263 (IX86_BUILTIN_PCOMEQW): Ditto.
7264 (IX86_BUILTIN_PCOMNEW): Ditto.
7265 (IX86_BUILTIN_PCOMLTW): Ditto.
7266 (IX86_BUILTIN_PCOMLEW): Ditto.
7267 (IX86_BUILTIN_PCOMGTW): Ditto.
7268 (IX86_BUILTIN_PCOMGEW): Ditto.
7269 (IX86_BUILTIN_PCOMFALSEW): Ditto.
7270 (IX86_BUILTIN_PCOMTRUEW): Ditto.
7271 (IX86_BUILTIN_PCOMEQD): Ditto.
7272 (IX86_BUILTIN_PCOMNED): Ditto.
7273 (IX86_BUILTIN_PCOMLTD): Ditto.
7274 (IX86_BUILTIN_PCOMLED): Ditto.
7275 (IX86_BUILTIN_PCOMGTD): Ditto.
7276 (IX86_BUILTIN_PCOMGED): Ditto.
7277 (IX86_BUILTIN_PCOMFALSED): Ditto.
7278 (IX86_BUILTIN_PCOMTRUED): Ditto.
7279 (IX86_BUILTIN_PCOMEQQ): Ditto.
7280 (IX86_BUILTIN_PCOMNEQ): Ditto.
7281 (IX86_BUILTIN_PCOMLTQ): Ditto.
7282 (IX86_BUILTIN_PCOMLEQ): Ditto.
7283 (IX86_BUILTIN_PCOMGTQ): Ditto.
7284 (IX86_BUILTIN_PCOMGEQ): Ditto.
7285 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
7286 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
7287 (enum multi_arg_type): New enum for describing the various SSE5
7288 intrinsic argument types.
7289 (bdesc_multi_arg): New table for SSE5 intrinsics.
7290 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
7291 (ix86_expand_multi_arg_builtin): New function for creating SSE5
7293 (ix86_expand_builtin): Add SSE5 intrinsic support.
7294 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
7295 operand instructions.
7296 (ix86_expand_sse5_multiple_memory): New function to split the
7297 second memory reference from SSE5 instructions.
7298 (type_has_variadic_args_p): Delete in favor of stdarg_p.
7299 (ix86_return_pops_args): Use stdarg_p to determine if the function
7300 has variable arguments.
7301 (ix86_setup_incoming_varargs): Ditto.
7302 (x86_this_parameter): Ditto.
7304 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
7306 (ix86_expand_sse5_pack): Ditto.
7307 (ix86_sse5_valid_op_p): Ditto.
7308 (ix86_expand_sse5_multiple_memory): Ditto.
7310 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
7311 constant for SSE5 support.
7312 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
7313 (UNSPEC_SSE5_TRUEFALSE): Ditto.
7314 (UNSPEC_SSE5_PERMUTE): Ditto.
7315 (UNSPEC_SSE5_ASHIFT): Ditto.
7316 (UNSPEC_SSE5_LSHIFT): Ditto.
7317 (UNSPEC_FRCZ): Ditto.
7318 (UNSPEC_CVTPH2PS): Ditto.
7319 (UNSPEC_CVTPS2PH): Ditto.
7320 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
7322 (COM_FALSE_S): Ditto.
7323 (COM_FALSE_P): Ditto.
7324 (COM_TRUE_S): Ditto.
7325 (COM_TRUE_P): Ditto.
7326 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
7327 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
7329 (memory attribute): Ditto.
7330 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7331 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
7332 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7333 (floor<mode>2): Ditto.
7334 (ceil<mode>2): Ditto.
7335 (btrunc<mode>2): Ditto.
7336 (nearbyintdf2): Ditto.
7337 (nearbyintsf2): Ditto.
7338 (sse_setccsf): Disable if SSE5.
7339 (sse_setccdf): Ditto.
7340 (sse5_setcc<mode>): New support for SSE5 conditional move.
7341 (sse5_pcmov_<mode>): Ditto.
7343 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
7345 (SSEMODEF2P): Ditto.
7346 (ssemodesuffixf4): New mode attribute for SSE5.
7347 (ssemodesuffixf2s): Ditto.
7348 (ssemodesuffixf2c): Ditto.
7349 (sserotatemax): Ditto.
7350 (ssescalarmode): Ditto.
7351 (sse_maskcmpv4sf3): Disable if SSE5.
7352 (sse_maskcmpv2df3): Ditto.
7353 (sse_vmmaskcmpv4sf3): Ditto.
7354 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
7355 (sse5_vmfmadd<mode>4): Ditto.
7356 (sse5_fmsub<mode>4): Ditto.
7357 (sse5_vmfmsub<mode>4): Ditto.
7358 (sse5_fnmadd<mode>4): Ditto.
7359 (sse5_vmfnmadd<mode>4): Ditto.
7360 (sse5_fnmsub<mode>4): Ditto.
7361 (sse5_vmfnmsub<mode>4): Ditto.
7362 (sse5i_fmadd<mode>4): Ditto.
7363 (sse5i_fmsub<mode>4): Ditto.
7364 (sse5i_fnmadd<mode>4): Ditto.
7365 (sse5i_fnmsub<mode>4): Ditto.
7366 (sse5i_vmfmadd<mode>4): Ditto.
7367 (sse5i_vmfmsub<mode>4): Ditto.
7368 (sse5i_vmfnmadd<mode>4): Ditto.
7369 (sse5i_vmfnmsub<mode>4): Ditto.
7370 (mulv16qi3): Add SSE5 support.
7372 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7373 (sse2_mulv4si3): Disable if SSE5.
7374 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7375 (sse4_1_roundps): Ditto.
7376 (sse4_1_roundsd): Ditto.
7377 (sse4_1_roundss): Ditto.
7378 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7380 (sse_maskcmpsf3): Ditto.
7381 (sse_vmmaskcmpv4sf3): Ditto.
7382 (sse2_maskcmpv2df3): Ditto.
7383 (sse2_maskcmpdf3): Ditto.
7384 (sse2_vmmaskcmpv2df3): Ditto.
7385 (sse2_eq<mode>3): Ditto.
7386 (sse2_gt<mode>3): Ditto.
7387 (sse5_pcmov_<mode>): Add SSE5 support.
7388 (vec_unpacku_hi_v16qi): Ditto.
7389 (vec_unpacks_hi_v16qi): Ditto.
7390 (vec_unpacku_lo_v16qi): Ditto.
7391 (vec_unpacks_lo_v16qi): Ditto.
7392 (vec_unpacku_hi_v8hi): Ditto.
7393 (vec_unpacks_hi_v8hi): Ditto.
7394 (vec_unpacku_lo_v8hi): Ditto.
7395 (vec_unpacks_lo_v8hi): Ditto.
7396 (vec_unpacku_hi_v4si): Ditto.
7397 (vec_unpacks_hi_v4si): Ditto.
7398 (vec_unpacku_lo_v4si): Ditto.
7399 (vec_unpacks_lo_v4si): Ditto.
7400 (sse5_pmacsww): New SSE5 intrinsic insn.
7401 (sse5_pmacssww): Ditto.
7402 (sse5_pmacsdd): Ditto.
7403 (sse5_pmacssdd): Ditto.
7404 (sse5_pmacssdql): Ditto.
7405 (sse5_pmacssdqh): Ditto.
7406 (sse5_pmacsdqh): Ditto.
7407 (sse5_pmacsswd): Ditto.
7408 (sse5_pmacswd): Ditto.
7409 (sse5_pmadcsswd): Ditto.
7410 (sse5_pmadcswd): Ditto.
7411 (sse5_pcmov_<move>): Conditional move support on SSE5.
7412 (sse5_phaddbw): New SSE5 intrinsic insn.
7413 (sse5_phaddbd): Ditto.
7414 (sse5_phaddbq): Ditto.
7415 (sse5_phaddwd): Ditto.
7416 (sse5_phaddwq): Ditto.
7417 (sse5_phadddq): Ditto.
7418 (sse5_phaddubw): Ditto.
7419 (sse5_phaddubd): Ditto.
7420 (sse5_phaddubq): Ditto.
7421 (sse5_phadduwd): Ditto.
7422 (sse5_phadduwq): Ditto.
7423 (sse5_phaddudq): Ditto.
7424 (sse5_phsubbw): Ditto.
7425 (sse5_phsubwd): Ditto.
7426 (sse5_phsubdq): Ditto.
7427 (sse5_pperm): Ditto.
7428 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7429 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7430 (sse5_pperm_sign_v8hi_v4si): Ditto.
7431 (sse5_pperm_zero_v8hi_v4si): Ditto.
7432 (sse5_pperm_sign_v4si_v2di): Ditto.
7433 (sse5_pperm_sign_v4si_v2di): Ditto.
7434 (sse5_pperm_pack_v2di_v4si): Ditto.
7435 (sse5_pperm_pack_v4si_v8hi): Ditto.
7436 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7437 (sse5_perm<mode>): New SSE5 intrinsic insn.
7438 (rotl<mode>3): Ditto.
7439 (sse5_rotl<mode>3): Ditto.
7440 (sse5_ashl<mode>3): Ditto.
7441 (sse5_lshl<mode>3): Ditto.
7442 (sse5_frcz<mode>2): Ditto.
7443 (sse5s_frcz<mode>2): Ditto.
7444 (sse5_cvtph2ps): Ditto.
7445 (sse5_cvtps2ph): Ditto.
7446 (sse5_vmmaskcmp<mode>3): Ditto.
7447 (sse5_com_tf<mode>3): Ditto.
7448 (sse5_maskcmp<mode>3): Ditto.
7449 (sse5_maskcmp_uns<mode>3): Ditto.
7450 (sse5_maskcmp_uns2<mode>3): Ditto.
7451 (sse5_pcom_tf<mode>3): Ditto.
7453 * config/i386/predicates.md (sse5_comparison_float_operator):
7454 New predicate to match the comparison operators supported by
7455 the SSE5 com instruction.
7456 (ix86_comparison_int_operator): New predicate to match just the
7457 signed int comparisons.
7458 (ix86_comparison_uns_operator): New predicate to match just the
7459 unsigned int comparisons.
7461 * doc/invoke.texi (-msse5): Add documentation.
7462 (-mfused-madd): Ditto.
7464 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7466 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7468 (x86_64-*-*): Ditto.
7470 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7472 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7473 intrinisics for SSE5.
7475 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7478 * config/i386/mmintrin-common.h: New file, to contain common
7479 instructions between SSE4.1 and SSE5.
7481 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7482 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7483 (gen_regparm_prefix): Ditto.
7485 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7486 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7487 prototype_p to determine if a function is prototyped.
7489 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7491 * c-common.c (c_common_reswords) add the alignof keyword,
7492 with same RID as __alignof and __alignof__
7494 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7496 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7497 * hooks.c (hook_bool_const_int_const_int_true): New function.
7498 * target.h (struct gcc_target): Add can_eliminate field.
7499 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7500 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7501 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7502 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7503 (elim_table): Revise comment.
7504 * system.h (CAN_ELIMINATE): Poison.
7505 * defaults.h (CAN_ELIMINATE): Remove.
7506 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7508 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7509 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7511 (alpha_vms_can_eliminate): Declare as static, change return type to
7513 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7515 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7516 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7517 (arm_can_eliminate): New function.
7519 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7520 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7521 (avr_can_eliminate): Declare as static.
7522 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7524 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7525 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7526 (bfin_can_eliminate): New function.
7528 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7529 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7530 (crx_can_eliminate): New function.
7532 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7533 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7534 (fr30_can_eliminate): New function.
7536 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7537 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7538 (frv_can_eliminate): New function.
7540 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7541 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7542 (h8300_can_eliminate): New function.
7544 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7545 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7546 (i386_can_eliminate): Declare as static, change return type to bool.
7547 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7549 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7550 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7551 (ia64_can_eliminate): New function.
7553 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7554 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7555 (iq2000_can_eliminate): New function.
7557 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7558 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7559 (m32r_can_eliminate): New function.
7561 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7562 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7563 (m68hc11_can_eliminate): New function.
7565 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7566 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7567 (m68k_can_eliminate): New function.
7569 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7570 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7571 (mep_can_eliminate): New function.
7573 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7574 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7575 (mips_can_eliminate): New function.
7577 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7578 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7579 (rs6000_can_eliminate): New function.
7581 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7582 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7583 (s390_can_eliminate): Declare as static.
7584 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7586 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7587 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7588 (score_can_eliminate): New function.
7590 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7591 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7592 (sparc_can_eliminate): Declare as static.
7593 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7595 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7596 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7597 (xstormy16_can_eliminate): New function.
7599 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7600 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7601 (v850_can_eliminate): New function.
7603 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7605 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7606 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7607 (*movdfcc_ext[1234]): Disable for IEEE mode.
7609 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7611 * gimplify.c (prepare_gimple_addressable): New static function.
7612 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7614 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7615 manually fiddling with it.
7617 2009-08-25 Michael Matz <matz@suse.de>
7619 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7620 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7622 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7623 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7624 (do_jump): Split out code for simple binary comparisons into ...
7625 (do_jump_1): ... this, taking the individual operands and code.
7626 Change callers to helper function above accordingly.
7627 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7630 2009-08-25 Michael Matz <matz@suse.de>
7632 * expr.h (struct separate_ops, sepops): New type for passing
7633 around an exploded simple expression.
7634 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7635 Use this structure instead of expression tree.
7636 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7637 expression, only its type.
7638 (expand_vec_cond_expr): Take type and individual operands instead
7640 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7641 expand_vec_shift_expr): Change prototype accordingly.
7642 * tree-vect-stmts.c (vectorizable_condition): Change call of
7643 expand_vec_cond_expr_p to pass only type.
7644 * expr.c (do_store_flags): Change prototype and implementation
7645 to take an exploded expression.
7646 (expand_expr_real_1): New local ops initialized with details
7647 of the full expression. Use it instead of full
7648 expression in calls to do_store_flags, expand_vec_cond_expr,
7649 expand_widen_pattern_expr and expand_vec_shift_expr.
7651 2009-08-25 Michael Matz <matz@suse.de>
7653 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7654 treeop2 initialized with first three operands of the full expression.
7655 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7657 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7659 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7660 (__gthread_objc_condition_allocate): Mark arguments as unused.
7661 (__gthread_objc_condition_deallocate): Likewise.
7662 (__gthread_objc_condition_wait): Likewise.
7663 (__gthread_objc_condition_broadcast): Likewise.
7664 (__gthread_objc_condition_signal): Likewise.
7665 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7666 (__gthread_objc_thread_id): Likewise.
7668 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7671 * tree-pretty-print.c (print_call_name): Print the correct call name
7672 for procedure pointer components.
7674 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7676 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7677 default_promote_function_mode when not VMS.
7679 2009-08-24 Olivier Hainque <hainque@adacore.com>
7681 * convert.c (convert_to_integer): Don't assume an input pointer is
7682 POINTER_SIZE wide. Fetch from the type instead.
7684 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7686 * configure.ac (AC_PREREQ): Bump to 2.64.
7688 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7690 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7691 (process_command): Don't search standard_exec_prefix_1 and
7692 standard_exec_prefix_2.
7694 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7696 * config/arm/arm.c (output_return_instruction): Handle for
7699 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7701 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7703 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7705 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7706 (*arm_movdf_vfp): Likewise.
7708 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7710 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7711 (vashr<mode>3): Rename from ashr<mode>3.
7712 (vlshr<mode>3): Rename from lshr<mode>3.
7714 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7717 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7718 (check_format_info_main): Use scalar_identify_flag.
7719 (check_format_types): Check for scalar size identity if
7720 scalar_identify_flag is set.
7721 (printf_length_specs): Extend by new field.
7722 (asm_fprintf_length_specs): Likewise.
7723 (gcc_diag_length_specs): Likewise.
7724 (scanf_length_specs): Likewise.
7725 (strfmon_length_specs): Likewise.
7726 (gcc_gfc_length_specs): Likewise.
7727 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7728 (ms_printf_flag_specs): Likewise.
7729 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7731 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7734 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7735 (*call_value_pop_1): Ditto.
7736 (*sibcall_pop_1): New insn pattern.
7737 (*sibcall_value_pop_1): Ditto.
7739 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7742 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7745 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7748 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7749 (get_reg_use_in): New function.
7750 (forward_propagate_subreg): Propagate through subreg of zero_extend
7753 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7755 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7756 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7758 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7760 * configure.ac: Remove --with-datarootdir, --with-docdir,
7761 --with-htmldir switches. No need to call AC_SUBST for
7762 datarootdir, docdir, htmldir any more.
7763 * configure: Regenerate.
7764 * doc/install.texi (Configuration): Document --datarootdir,
7765 --docdir, --htmldir, --pdfdir; update documentation for
7766 --infodir, --mandir.
7767 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7770 * aclocal.m4: Regenerate.
7771 * config.in: Regenerate.
7772 * configure: Regenerate.
7774 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7775 Olivier Hainque <hainque@adacore.com>
7777 * config/ia64/ia64.c: Include libfuncs.h.
7778 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7779 (ia64_expand_call): Use reg 25 on VMS.
7780 (ia64_initialize_trampoline): Fix for VMS ABI.
7781 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7782 (ia64_function_arg): Initialize reg 25 on VMS.
7783 Fix OpenVMS ABI issues for varargs.
7784 For OpenVMS, emit the Argument Information register set in the
7785 incoming/sibcall case as well.
7786 (ia64_arg_type): New function.
7787 (ia64_function_arg_advance): Keep track of cum->words.
7788 Fix OpenVMS ABI issues for varargs.
7789 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7790 (ia64_override_options): Set flag_no_common on VMS.
7791 (ia64_init_builtins): Disable FWRITE builtin.
7792 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7793 (ia64_vms_init_libfuncs): Add decc$ routines.
7794 (ia64_vms_valid_pointer_mode): New function.
7795 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7796 (ia64_promote_function_mode): New function
7797 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7798 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7799 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7800 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7801 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7802 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7803 Suppress trailing '#' if VALUE is numeric.
7804 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7805 ia64_promote_function_mode.
7806 (TARGET_VALID_POINTER_MODE): Define.
7808 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7811 * config/rs6000/rs6000.c (rs6000_override_options): Use
7812 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7815 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7816 reporting of vector + decimal/boolean/complex error.
7818 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7820 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7821 __vector double TYPE_DECL.
7823 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7825 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7826 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7827 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7828 to pointer to enum machine_mode. Update all callers as needed.
7830 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7832 * config/alpha/alpha.md (exception_receiver): Emit alternative
7833 GP load sequence if flag_reorder_blocks_and_partition is set.
7834 (*exception_receiver_2): Also enable when
7835 flag_reorder_blocks_and_partition is set.
7837 2009-08-20 Matt Rice <ratmice@gmail.com>
7838 Diego Novillo <dnovillo@google.com>
7840 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7843 2009-08-20 Richard Guenther <rguenther@suse.de>
7845 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7846 * c-tree.h (c_dup_lang_specific_decl): Remove.
7847 (struct lang_decl, struct lang_type): Move definitions ...
7848 * c-lang.h: ... here. New file.
7849 * c-decl.c: Include c-lang.h.
7850 (c_dup_lang_specific_decl): Remove.
7851 * c-typeck.c: Include c-lang.h.
7852 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7853 (c-typeck.o): Likewise.
7854 * c-config-lang.in (gtfiles): Add c-lang.h.
7855 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7858 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7860 * config/alpha/alpha.c (alpha_end_function): Do not clear
7861 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7862 this is now handled in generic code.
7864 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7866 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7867 (s390_z10_fix_long_loop_prediction): New function.
7868 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7869 (s390_reorg): Walk over the INSNs and invoke
7870 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7872 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7874 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7875 "*brx_64bit", "*brx_31bit"): New patterns.
7876 * config/s390/s390.c ('E'): New output modifier.
7878 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7879 Richard Earnshaw <richard.earnshaw@arm.com>
7881 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7882 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7884 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7886 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7888 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7889 for mode mode of operand0 when doing secondary reload for SAR.
7891 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7894 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7895 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7897 2009-08-19 Jason Merrill <jason@redhat.com>
7899 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7900 supported template depth in C++0x.
7902 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7904 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7905 free_after_compilation.
7906 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7907 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7908 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7909 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7910 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7911 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7912 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7914 2009-08-19 Ian Lance Taylor <iant@google.com>
7916 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7917 of (plus (mult (neg B) C) A).
7919 2009-08-18 Michael Matz <matz@suse.de>
7921 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7922 instead of comparing TYPE_MAIN_VARIANT for equality.
7923 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7924 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7925 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7926 * gimplify.c (goa_lhs_expr_p): Ditto and use
7927 STRIP_USELESS_TYPE_CONVERSION.
7929 2009-08-18 Michael Matz <matz@suse.de>
7931 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7932 first field in a struct.
7933 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7935 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7937 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7938 locators before emit_insn is called. Remove assert that
7940 (alpha_end_function): Clear crtl->emit structure and free insn
7941 locators if cfun->is_thunk is true.
7943 2009-08-18 Jason Merrill <jason@redhat.com>
7945 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7947 * configure.ac: Test for it.
7948 * configure, config.in: Regenerate.
7949 * doc/install.texi: Document --enable-gnu-unique-object.
7951 2009-08-18 Richard Guenther <rguenther@suse.de>
7954 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7955 pow(x,y*z) only if x is nonnegative.
7957 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7959 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7963 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7964 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7966 2009-08-17 DJ Delorie <dj@redhat.com>
7968 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7969 * config/m32c/prologue.md (epilogue_freit): New.
7971 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7972 (bank_switch_p): Likewise.
7973 (fast_interrupt_p): Likewise.
7974 (interrupt_p): Likewise.
7975 (m32c_conditional_register_usage): Round memregs size up.
7976 (need_to_save): We only need to save $a0 when we use ENTER.
7977 (interrupt_p): Check for fast_interrupt too.
7978 (bank_switch_p): New.
7979 (fast_interrupt_p): New.
7980 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7981 (m32c_emit_prolog): Support bank switching and fast interrupts.
7982 * doc/extend.texi (Function Attributes): Add bank_switch and
7985 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7987 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7988 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7990 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7992 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7993 (menu): Add IA-64/VMS Options.
7994 (IA-64/VMS Options): Likewise.
7996 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7999 * config/mips/mips.md (*lwxs): Use :P for pointer values.
8001 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
8003 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
8004 (mips_pop_asm_switch): Likewise.
8005 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
8007 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
8008 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
8009 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
8010 (mips_print_operand_punctuation): Use them. Check mips_noreorder
8011 instead of set_noreorder.
8012 (mips_output_function_prologue): Use the new functions.
8013 (mips_output_function_epilogue): Likewise.
8014 (mips_need_noat_wrapper_p): New function, split out from...
8015 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
8016 Use mips_push_asm_switch and mips_pop_asm_switch.
8017 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
8018 and mips_pop_asm_switch.
8019 (ASM_OUTPUT_REG_POP): Likewise.
8020 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
8021 Use mips_pop_asm_switch.
8022 (mips_asm_switch): New structure.
8023 (set_noreorder, set_nomacro): Replace with...
8024 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
8025 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
8026 instead of set_nomacro.
8027 (fix_truncsfsi2_macro): Likewise.
8028 (cprestore): Likewise.
8029 (hazard): Use mips_noreorder instead of set_noreorder.
8030 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
8032 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
8034 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
8035 from prev_active_insn.
8037 2009-08-16 Anatoly Sokolov <aesok@post.ru>
8039 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
8040 * config/avr/avr.c (avr_override_options): Initialize
8041 avr_current_arch variable.
8042 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
8043 __AVR_HAVE_16BIT_SP__ according to the device type.
8044 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
8046 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
8047 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
8049 2009-08-16 Dodji Seketeli <dodji@redhat.com>
8052 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
8053 generating inlined subroutine die only. We shouldn't be
8054 called for anything else.
8055 (gen_block_die): Don't generate inline subroutine debug info for
8058 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
8060 * graphite-poly.c (print_pbb): Print PBB index.
8062 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
8065 * graphite-interchange.c (ppl_max_for_le): Moved...
8066 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
8067 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
8068 ppl_Pointset_Powerset_C_Polyhedron_maximize.
8069 * graphite-ppl.h (ppl_max_for_le): Declared.
8071 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
8073 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
8074 supported on all platforms.
8075 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
8076 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
8077 * c-pragma.c: Likewise.
8078 * target-def.h (TARGET_INITIALIZER): Remove
8079 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
8080 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
8082 2009-08-14 Douglas B Rupp <rupp@gnat.com>
8084 * config/ia64/fde-vms.c: New file.
8085 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
8086 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
8087 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
8088 (uw_frame_state_for): Only register a personality routine if it is
8089 known to be compatible with our expectations.
8090 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
8091 Declare unw_table_entry stack variable and
8092 mod all calls to _Unwind_FindTableEntry to add arg.
8093 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
8094 (_Unwind_FindTableEntry): Add arg to prototype.
8096 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
8098 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
8099 field 'signal_pfs_loc'.
8100 (uw_frame_state_for): Remove duplicate code dealing with leaf
8101 procedures without unwind info.
8102 If in the frame after unwinding through a signal handler, restore
8103 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
8104 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
8105 'pfs_loc' to the AR.PFS location in the signal context; instead
8106 set 'signal_pfs_loc'.
8107 Manually generate the unwind info for the AR.PFS register.
8108 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
8109 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
8110 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
8111 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
8112 instead set 'signal_pfs_loc'.
8113 Remove code preventing the AR.PFS register from being restored
8114 from the signal context.
8116 2009-08-14 Douglas B Rupp <rupp@gnat.com>
8117 Tristan Gingold <gingold@adacore.com>
8119 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
8120 * config/ia64/t-vms: New file.
8121 * config/ia64/vms64.h: New file.
8122 * config/ia64/vms.h: New file.
8123 * config/ia64/vms-crtinit.asm: New file.
8124 * config/ia64/vms_symvec_libgcc_s.opt: New file.
8125 * config/ia64/vms-unwind.h: New file.
8127 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8129 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
8132 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8135 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
8137 * real.h (do_mpc_arg2): ... here.
8138 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
8141 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
8143 * final.c (add_debug_prefix_map): Don't use GC memory for
8144 old_prefix and new_prefix.
8146 2009-08-14 Richard Guenther <rguenther@suse.de>
8148 * ipa-prop.c (compute_complex_pass_through): If we cannot
8149 compute a non-varying offset for IPA_JF_ANCESTOR punt.
8151 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8153 * c-lex.c (c_lex_with_flags): Increase size of local variable
8154 to avoid memory clobber.
8156 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
8159 * config/i386/i386.c (ix86_fp_comparison_strategy):
8160 Only enable/disable sahf at function granularity.
8162 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
8164 PR rtl-optimization/41064
8165 * reload1.c (reload_as_needed): Don't call extract_insn
8166 for known invalid replacements after calling
8167 validate_replace_rtx_group and verify_changes.
8169 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8172 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
8173 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
8174 ix86_expand_fp_vcond.
8175 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
8176 Assert that operation is supported by ix86_expand_int_vcond.
8177 (vcondu<SSEMODE124C8:mode>): Ditto.
8179 2009-08-13 DJ Delorie <dj@redhat.com>
8181 * config/i386/djgpp-stdint.h: New.
8182 * config.gcc (djgpp): Use it.
8184 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
8186 * config/sh/sh.c (sh_override_options): When flag_exceptions or
8187 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
8189 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8191 * tree-ssa-loop-prefetch.c
8192 (prune_ref_by_group_reuse): Enhance probabilistic analysis
8193 for long-stride pruning.
8194 (compute_miss_rate): New function to compute the probability
8195 that two memory references access different cache lines.
8197 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
8199 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
8201 2009-08-13 Richard Guenther <rguenther@suse.de>
8204 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
8205 use the constant pointer type.
8206 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
8207 of CV qualifiers on the target pointer type.
8208 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
8209 conversion check before restrict check.
8211 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8214 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
8216 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8218 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
8220 2009-08-12 Richard Guenther <rguenther@suse.de>
8222 PR tree-optimization/41011
8223 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
8224 and reference constructing.
8226 2009-08-12 Xinliang David Li <davidxl@google.com>
8228 PR tree-optimization/41012
8229 * tree-flow.h : New external interface.
8230 * gimple-low.c (check_call_arg): Change to public function.
8231 Remove argument mismatch check in lowering.
8232 * tree-inline.h (tree_can_inline_p): Interface change.
8233 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
8235 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
8236 Call change to tree_can_inline_p function.
8237 (cgraph_decide_inlining_incrementally): Ditto.
8239 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
8241 PR tree-optimization/41031
8242 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
8243 on the partition variable rather than promote_mode on the source
8244 type. Assert that the partition variable's type has the same
8245 mode as the source value's.
8247 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
8249 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
8250 for for_return == 2.
8251 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
8253 * calls.c (expand_call): Fix typo.
8254 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
8256 * stmt.c (expand_value_return): Use promote_function_mode to copy out
8258 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
8259 * config/cris/cris.c (cris_promote_function_mode): Likewise.
8260 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
8261 * config/pa/pa.c (pa_promote_function_mode): Likewise.
8263 2009-08-12 Andrew Haley <aph@redhat.com>
8265 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
8267 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8270 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
8272 2009-08-12 Richard Guenther <rguenther@suse.de>
8274 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
8275 * gimplify.c (gimplify_modify_expr): Do not use
8276 lang_hooks.types_compatible_p.
8277 * tree-ssa.c (useless_type_conversion_p): For aggregates
8278 just return false if the canonical types differ.
8280 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8283 * sese.c (convert_for_phi_arg): New.
8284 (add_guard_exit_phis): Use convert_for_phi_arg.
8286 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8288 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
8289 unknown subscript upper bounds.
8291 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8292 Pranav Garg <pranav.garg2107@gmail.com>
8294 * graphite-interchange.c (gather_access_strides): Removed.
8295 (ppl_max_for_le): New.
8296 (build_linearized_memory_access): New.
8297 (memory_stride_in_loop): New.
8298 (pbb_interchange_profitable_p): Reimplemented.
8299 * graphite-ppl.h (ppl_new_id_map): New.
8300 (ppl_interchange): New.
8302 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8304 * graphite-interchange.c (compute_subscript): Removed.
8305 (compute_array_size_cstr): Removed.
8306 (compute_array_size_poly): Removed.
8307 (compute_array_size): Removed.
8308 (gather_access_strides_poly): Removed.
8309 (gather_access_strides): Empty.
8311 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8313 * graphite-dependences.c (dependence_polyhedron_1): Replace
8314 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
8315 (graphite_legal_transform_dr): Same.
8316 (graphite_carried_dependence_level_k): Same.
8317 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
8318 Initialize PDR_NB_SUBSCRIPTS.
8319 (print_pdr_access_layout): Replace pdr_nb_subscripts with
8321 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
8322 (PDR_NB_SUBSCRIPTS): New.
8323 (pdr_nb_subscripts): Removed.
8324 (pdr_dim): Simplified.
8325 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
8326 with PDR_NB_SUBSCRIPTS.
8328 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8330 * graphite-interchange.c (compute_array_size): Remove use of
8332 * graphite-poly.c (new_poly_dr): Remove argument data_container.
8333 Do not initialize PDR_DATA_CONTAINER.
8334 (print_pdr): Do not print PDR_DATA_CONTAINER.
8335 * graphite-poly.h (struct poly_dr): Remove data_container field.
8336 (PDR_DATA_CONTAINER): Removed.
8337 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
8339 (build_poly_dr): Same.
8341 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8342 Sebastian Pop <sebastian.pop@amd.com>
8344 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
8345 copy of the dependence polyhedron. Free the temporary objects.
8346 (graphite_carried_dependence_level_k): Free unused objects before
8349 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8351 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
8352 Early return without analyzing the data dependences if no
8353 transform has been done. Call restore_scattering if the transform
8355 (graphite-interchange.c): Same.
8356 * graphite-poly.c (print_scattering_function): Test for
8358 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8359 (apply_poly_transforms): Do not gcc_assert that
8360 the transform is legal.
8361 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8362 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8363 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8364 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8365 * graphite-poly.h (struct poly_scattering): New.
8366 (struct poly_bb): Add original, transformed, and saved fields.
8367 Remove transformed_scattering, original_scattering,
8368 nb_local_variables and nb_scattering_transform fields.
8369 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8370 (poly_scattering_new): New.
8371 (poly_scattering_free): New.
8372 (poly_scattering_copy): New.
8373 (store_scattering_pbb): New.
8374 (store_scattering): New.
8375 (restore_scattering_pbb): New.
8376 (restore_scattering): New.
8377 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8378 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8380 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8382 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8385 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8387 * Makefile.in (graphite.o): Depends on PREDICT_H.
8388 * graphite.c: Include predict.h.
8389 (graphite_finalize): Call tree_estimate_probability.
8390 * predict.c (predict_loops): Do not call scev_initialize and
8392 (tree_estimate_probability_bb): New.
8393 (tree_estimate_probability): Do not initialize loops: move that
8394 code to the driver. Call tree_estimate_probability_bb.
8395 (tree_estimate_probability_driver): New.
8396 (pass_profile): Use tree_estimate_probability_driver.
8397 * predict.h (tree_estimate_probability): Declared.
8399 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8401 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8402 * graphite-dependences.c (graphite_legal_transform): Add time to
8403 TV_GRAPHITE_DATA_DEPS.
8404 (dependency_between_pbbs_p): Same.
8405 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8407 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8409 PR rtl-optimization/41033
8410 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8411 aliasing is disabled.
8413 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8415 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8416 si_mask_operand, and_load_operand, low_bitmask_operand,
8417 and_reg_operand, and_operand): New predicates.
8418 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8419 * config/mips/mips.c (and_operands_ok): New function.
8420 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8421 * config/mips/mips.md (move_type): Add ext_ins and logical.
8422 (type): Handle them.
8423 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8424 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8425 shift_shift. Remove commutative constraint modifier.
8426 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8428 (*clear_upper32_dext): Remove define_insn_and_split.
8429 (*clear_upper32): Turn this define_insn_and_split ...
8430 (splitter for ANDing register with 0xffff_ffff): .. into this.
8432 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8434 * combine.c (try_widen_shift_mode): Factor out code to check if an
8435 integer constant is a low-order bitmask from here ...
8436 * rtlanal.c (low_bitmask_len): ... to here.
8437 * rtl.h (low_bitmask_len): Declare.
8439 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8442 * config/alpha/alpha.md (addsi3): Remove expander.
8443 (addsi3): Rename from *addsi3_internal insn pattern.
8444 (subsi3): Remove expander.
8445 (subsi3): Rename from *subsi3_internal insn pattern.
8447 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8449 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8452 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8453 Eric Botcazou <botcazou@adacore.com>
8454 Douglas B Rupp <rupp@gnat.com>
8456 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8457 that records that fit in 64 bits are returned by immediate value,
8458 as required by OpenVMS Calling Standard.
8459 (function_value): Adjust for above modification.
8460 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8461 virtual_incoming_args_rtx as base object, not next_arg.
8462 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8464 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8466 * reload.c (find_reloads_subreg_address): Check the original
8467 req_equiv_mem address to detect the case where an address is
8468 not valid in the outer mode.
8470 2009-08-11 Richard Guenther <rguenther@suse.de>
8473 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8475 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8477 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8478 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8480 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8481 Douglas B Rupp <rupp@gnat.com>
8483 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8484 PT_STACK when frame_pointer_needed on OpenVMS.
8485 (alpha_pv_save_size, alpha_using_fp): Remove.
8486 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8487 with proper processing for PT_NULL.
8488 (alpha_vms_initial_elimination_offset): New function. Support for
8489 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8490 (alpha_sa_size): Force procedure type to PT_STACK when
8491 frame_pointer_needed on OpenVMS.
8492 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8493 (alpha_using_fp): Likewise.
8494 (alpha_vms_can_eliminate): Add prototype.
8495 (alpha_vms_initial_elimination_offset): Likewise.
8496 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8497 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8499 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8500 Douglas B Rupp <rupp@gnat.com>
8502 * config/alpha/alpha.c (common_object_handler): New function.
8503 (vms_attribute_table): Declare a single attribute "common_object".
8504 (vms_output_aligned_decl_common): New global function.
8505 (SECTION_VMS_OVERLAY): Delete.
8506 (SECTION_VMS_GLOBAL): Likewise.
8507 (SECTION_VMS_INITIALIZE): Likewise.
8508 (vms_asm_named_section): Remove support for above flags.
8509 (vms_section_type_flags): Delete.
8510 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8511 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8512 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8513 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8515 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8518 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8519 (sub_ddmmss): Likewise.
8521 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8524 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8527 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8530 * reload1.c (reload_as_needed): Use cancel_changes to completely
8531 undo a failed replacement attempt.
8533 2009-08-10 Richard Guenther <rguenther@suse.de>
8536 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8537 (useless_type_conversion_p): ... here. Require pointer targets
8540 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8543 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8544 loose the original type of the statement list.
8546 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8548 * config/alpha/alpha.c: Include libfuncs.h
8549 (avms_asm_output_extern): New function.
8550 (alpha_init_libfuncs): Init some decc libfuncs.
8551 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8552 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8553 (DO_CRTL_NAMES): Define.
8555 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
8556 (LONG_TYPE_SIZE): Define.
8557 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8558 (SUBTARGET_SWITCHES): Define malloc64 switch.
8559 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8560 (MASK_RETURN_ADDR): Define.
8561 doc/invoke.texi (mmalloc64): Document switch.
8563 2009-08-09 Olivier Hainque <hainque@adacore.com>
8564 Douglas B Rupp <rupp@gnat.com>
8566 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8567 uses_condition_handler.
8568 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8569 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8570 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8571 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8572 (code_for_builtin): New insn codes for the new alpha_builtins.
8573 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8574 (alpha_sa_size): Account for uses_condition_handler.
8575 (alpha_expand_prologue): Likewise.
8576 (alpha_start_function): Likewise.
8577 (alpha_expand_epilogue): Likewise.
8578 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8579 establish/revert expanders.
8580 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8581 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8582 New expander, resorting to the alpha.c associated function.
8583 (builtin_revert_vms_condition_handler): Likewise.
8584 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8585 __gcc_shell_handler, the static VMS condition handler used as
8586 an indirection wrapper to the current dynamically established
8588 * config/alpha/vms-unwind.h: Complete rewrite.
8589 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8590 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8592 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8593 Douglas B Rupp <rupp@gnat.com>
8595 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8596 (alpha_need_linkage): Handle aliases. Return function symbol.
8597 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8598 Use ultimate alias target for the linkage name.
8599 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8600 by alpha_need_linkage for the function symbol.
8601 (setmemdi): Likewise.
8603 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8605 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8606 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8607 (ASM_WEAKEN_LABEL): Define.
8608 (CRT_CALL_STATIC_FUNCTION): Define.
8609 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8610 (ENDFILE_SPEC): Define.
8611 (INIT_SECTION_ASM_OP): Define.
8612 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8613 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8615 (MULTILIB_OSDIRNAMES): Define.
8616 (shlib_version): Define.
8617 (SHLIB_EXT): Define.
8618 (SHLIB_OBJS): Define.
8619 (SHLIB_NAME): Define.
8620 (SHLIB_MULTILIB): Define.
8621 (SHLIB_INSTALL): Define.
8622 (SHLIB_SYMVEC): Define.
8623 (SHLIB_SYMVECX2): Define.
8624 (SHLIB_LINK): Define.
8626 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8628 * config/alpha/alpha.c (alpha_initialize_trampoline):
8629 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8630 (alpha_start_function): Emit transfer address on nested functions
8631 for VMS trampoline call.
8632 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8633 since no longer used.
8634 * config/alpha/vms-tramp.asm: Remove.
8635 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8636 since now only data initialized at runtime.
8638 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8640 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8641 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8642 (MD_EXEC_PREFIX): Remove, no longer used.
8643 (MD_STARTFILE_PREFIX): Likewise.
8644 (INCLUDE_DEFAULTS): Likewise.
8645 * config/alpha/t-vms:
8646 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8648 2009-08-09 Richard Guenther <rguenther@suse.de>
8650 PR tree-optimization/41016
8651 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8652 (operand_precision): Remove.
8653 (integral_operand_p): Likewise.
8654 (recognize_single_bit_test): Adjust.
8656 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8658 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8659 operation overflows. Likewise non-cast unary arithmetic.
8660 If one arm of a conditional expression is always taken,
8661 inhibit evaluation warnings for the other arm. Likewise inhibit
8662 evaluation warnings for the second && or || operand if the first
8663 operand is enough to determine the result.
8664 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8666 (build_binary_op): Prevent duplicate evaluation warnings.
8668 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8670 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8671 and destination have different modes, Use promote_mode to
8672 determine the signedness of the conversion. Assert that the
8673 promoted source mode matches the destination mode. Don't pass
8674 the destination and destination mode to expand_expr if the source
8675 mode is different. Simplify conversion logic.
8677 2009-08-09 Ira Rosen <irar@il.ibm.com>
8679 PR tree-optimization/41008
8680 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8681 from condition only in case it's a comparison. Adjust checks.
8683 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8685 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8686 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8687 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8688 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8689 (dump_cand): Handle them.
8690 (struct iv_cand): New members COST_STEP and AINC_USE.
8691 (stmt_after_increment): Likewise.
8692 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8693 callers changed. Use gimple_uid comparison instead of scanning.
8694 (add_candidate_1): When looking for identical candidates, take
8695 AINC_USE into account. Set it for new candidates.
8696 (force_expr_to_var_cost): Cast target_spill_cost to int.
8697 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8698 All callers changed. Check for availability of autoinc addressing
8699 modes, both in general for a given mode, and in the specific use case.
8700 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8702 (get_computation_cost): Likewise.
8703 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8704 add_autoinc_candidates): New static functions.
8705 (add_candidate): Call add_autoinc_candidates for candidates based on
8707 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8708 (determine_use_iv_cost_address): If we have an autoinc candidate at
8709 the matching use, verify autoinc is possible and subtract the cost
8710 of the candidate's step from the cost.
8711 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8712 member of the candidate.
8713 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8714 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8716 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8718 * config.build (ia64-hp-*vms*): New target.
8719 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8721 * config.gcc (ia64-hp-*vms*): New target.
8722 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8724 * config.host (ia64-hp-*vms*): New target.
8725 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8728 2009-08-08 Richard Guenther <rguenther@suse.de>
8730 PR tree-optimization/40991
8731 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8733 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8735 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8736 mode check. Do truncations in an integer mode.
8737 (force_to_mode): Handle subregs for all mode types. Only do
8738 arithmetic simplifications on integer modes.
8740 2009-08-07 Richard Guenther <rguenther@suse.de>
8742 PR tree-optimization/40999
8743 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8744 (maybe_fold_reference): Lookup constant initializers.
8745 (fold_gimple_assign): Likewise.
8747 2009-08-07 Richard Guenther <rguenther@suse.de>
8749 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8750 that require structural equality defer to the langhook.
8752 2009-08-07 Martin Jambor <mjambor@suse.cz>
8754 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8756 (struct ipa_pass_through_data): New type.
8757 (struct ipa_ancestor_jf_data): New type.
8758 (union jump_func_value): Removed field formal_id, added fields
8759 pass_through and ancestor.
8760 (struct ipa_param_call_note): Changed type of formal_id to int from
8762 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8763 operations jump functions and ancestor jump functions.
8764 (compute_complex_pass_through): New function.
8765 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8766 reflect changes in the jump function strucutre.
8767 (update_jump_functions_after_inlining): Ignore complex pass-through
8768 and ancestor jump functions.
8769 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8770 polynomial pass-through with operation jump functions.
8772 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8774 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8775 fde->dw_fde_begin as begin label instead of hot/cold label.
8776 Use LLSDAC label instead of LLSDA for second section lsda.
8777 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8778 label instead of LLSDA if it is true.
8779 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8781 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8782 SECTION argument. Use it as index into crtl->eh.call_site_record
8784 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8785 use it to determine how to print table entries instead of using
8786 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8787 label instead of normal begin label as base.
8788 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8789 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8790 ensure no EH range spans between sections and that landing pads
8791 are always in the corresponding section.
8792 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8793 for crtl->eh.call_site_record being an array rather than scalar.
8794 (output_one_function_exception_table): New function, copied
8795 from output_function_exception_table. Adjust
8796 dw2_size_of_call_site_table, dw2_output_call_site_table
8797 callers. For SECOND section use *C suffixed labels.
8798 (output_function_exception_table): Call
8799 output_one_function_exception_table and, when doing hot/cold
8800 partitioning, also another time for the second section.
8801 * opts.c: Include except.h.
8802 (decode_options): Allow -freorder-blocks-and-partition with
8803 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8804 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8805 * function.h (struct rtl_eh): Change call_site_record from
8806 scalar into array of 2 elements.
8808 2009-08-07 Martin Jambor <mjambor@suse.cz>
8810 * ipa-prop.c (count_formal_params_1): New function.
8811 (ipa_get_vector_of_formal_parms): New function.
8812 (get_vector_of_formal_parm_types): New function.
8813 (ipa_modify_formal_parameters): New function.
8814 (ipa_modify_call_arguments): New function.
8815 (index_in_adjustments_multiple_times_p): New function.
8816 (ipa_combine_adjustments): New function.
8817 (ipa_dump_param_adjustments): New function.
8818 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8819 (ipa_get_vector_of_formal_parms): Declare.
8820 (ipa_modify_formal_parameters): Declare.
8821 (ipa_modify_call_arguments): Declare.
8822 (ipa_combine_adjustments): Declare.
8823 (ipa_dump_param_adjustments): Declare.
8824 (build_ref_for_offset): Declare.
8825 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8826 * tree-sra.c: Include ipa-prop.c.
8827 (build_ref_for_offset): Make public.
8829 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8831 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8833 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8835 * gcc/doc/extend.texi (__builtin_extract_return_address)
8836 (__builtin_frob_return_address): Document.
8838 2009-08-06 Paul Brook <paul@codesourcery.com>
8840 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8841 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8842 implementation on ARMv6-M.
8844 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8846 * doc/extend.texi (pcs): Document new attribute for ARM.
8848 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8850 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8853 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8855 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8858 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8860 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8862 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8864 Merge ARM/hard_vfp_branch to trunk.
8866 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8868 * arm.c (libcall_eq): New function.
8869 (libcall_hash): New function.
8870 (add_libcall): New function.
8871 (arm_libcall_uses_aapcs_base): New function.
8872 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8873 libcalls using the base PCS.
8874 (arm_init_cumulative_args): Likewise.
8876 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8878 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8879 Use base ABI for conversion libfuncs between HFmode and SFmode.
8881 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8883 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8884 V4SImode as representatives of all 64-bit and 128-bit vector
8885 types. Allow vector types without vector modes.
8886 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8887 without vector modes like BLKmode.
8888 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8889 BLKmode. Avoid unsupported vector modes or TImode moves for
8891 (aapcs_vfp_allocate_return_reg): Likewise.
8892 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8893 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8895 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8897 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8898 (arm_get_pcs_model): Pass attribute arguments to
8899 arm_pcs_from_attribute.
8900 (arm_init_cumulative_args): Use base AAPCS for conversions from
8901 floating-point types to DImode.
8902 (arm_attribute_table): Add pcs attribute.
8903 (arm_handle_pcs_attribute): New.
8904 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8905 conversions from floating-point types to DImode, also declare them
8906 to use base AAPCS and declare functions they call to use base
8907 AAPCS and their RTABI names.
8909 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8911 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8912 -mfloat-abi=hard not being supported for VFP.
8914 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8916 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8917 SYMBOL_REF to hard_libcall_value.
8919 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8920 Richard Earnshaw <rearnsha@arm.com>
8922 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8923 has been put on the stack, all remaining co-processory arguments for
8924 that co-processor also go on the stack.
8926 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8928 * config/arm/arm.c (arm_return_in_memory): Handle returning
8929 vectors of suitable size in registers also for AAPCS case.
8931 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8933 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8935 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8937 ARM Hard-VFP calling convention
8938 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8939 * target.h (gcc_target): Add libcall_value to table of call hooks.
8940 * targhooks.h (default_libcall_value): Default implementation.
8941 * targhooks.c (default_libcall_value): Likewise.
8942 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8943 * optabs.c (expand_unop): Use it.
8944 * expr.h (hard_libcall_value): Pass the function RTX through.
8945 * calls.c (emit_library_call_value_1): Update call to
8947 * explow.c (hard_libcall_value): Use new target hook.
8948 * testsuite/lib/target-supports.exp
8949 (check_effective_target_arm_hard_vfp_ok): New hook.
8950 (check_effective_target_arm_neon_ok): Improve test for neon
8952 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8953 * config/arm/arm.c: Include cgraph.h
8954 (TARGET_FUNCTION_VALUE): Override default hook.
8955 (arm_pcs_default): New variable.
8956 (arm_override_options): Don't fault hard calling convention with VFP.
8957 Add support for AAPCS variants.
8958 (arm_function_value): Make static. Handle AAPCS variants.
8959 (arm_libcall_value): New function.
8960 (arm_apply_result_size): Handle VFP registers in results.
8961 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8963 (pcs_attribute_args): New variable.
8964 (arm_pcs_from_attribute): New function.
8965 (arm_get_pcs_model): New function.
8966 (aapcs_vfp_cum_init): New function.
8967 (aapcs_vfp_sub_candidate): New function.
8968 (aapcs_vfp_is_return_candidate): New function.
8969 (aapcs_vfp_is_call_candidate): New function.
8970 (aapcs_vfp_allocate): New function.
8971 (aapcs_vfp_allocate_return_reg): New function.
8972 (aapcs_vfp_advance): New function.
8973 (aapcs_cp_arg_layout): New variable.
8974 (aapcs_select_call_coproc): New function.
8975 (aapcs_select_return_coproc): New function.
8976 (aapcs_allocate_return_reg): New function.
8977 (aapcs_libcall_value): New function.
8978 (aapcs_layout_arg): New function.
8979 (arm_init_cumulative_args): Initialize AAPCS args data.
8980 (arm_function_arg): Handle AAPCS variants using new interface.
8981 (arm_arg_parital_bytes): Likewise.
8982 (arm_function_arg_advance): New function.
8983 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8984 calling conventions.
8985 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8986 * arm.h (NUM_VFP_ARG_REGS): Define.
8987 (LIBCALL_VALUE): Update.
8988 (FUNCTION_VALUE): Delete.
8989 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8990 (arm_pcs): New enum.
8991 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8992 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8993 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8994 * arm-protos.h (arm_function_arg_advance): Add.
8995 (aapcs_libcall_value): Add.
8996 (arm_function_value): Delete.
8998 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8999 H.J. Lu <hongjiu.lu@intel.com>
9002 * config/i386/i386.c (standard_sse_mode_p): Remove.
9003 (standard_sse_constant_p): Return 2 for integer mode
9004 vector_all_ones_operand when SSE2 is enabled.
9005 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
9006 (ix86_expand_vector_move): Do not check for negative values from
9007 standard_sse_constant_p.
9009 2009-08-06 Richard Guenther <rguenther@suse.de>
9011 * tree-ssa.c (useless_type_conversion_p_1): Make function and
9012 array type comparisons frontend independent.
9013 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
9014 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
9015 out array reference lower bound and element size operands.
9016 (ao_ref_init_from_vn_reference): Properly compute the offset
9017 for ARRAY_RANGE_REF.
9018 (vn_reference_fold_indirect): Fill out array reference lower
9019 bound and element size operands.
9020 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
9021 a non gimple valued reference operand which can happen for
9022 array reference lower bound or element size.
9023 (create_component_ref_by_pieces_1): Properly generate the
9024 element size operand for array references.
9026 2009-08-06 Richard Guenther <rguenther@suse.de>
9028 PR tree-optimization/40964
9029 * tree.c (iterative_hash_host_wide_int): Export.
9030 * tree.h (iterative_hash_host_wide_int): Declare.
9031 * tree-ssa-structalias.c (heapvar_map): New struct.
9032 (heapvar_map_eq): New function.
9033 (heapvar_map_hash): Likewise.
9034 (heapvar_lookup): Adjust.
9035 (heapvar_insert): Likewise.
9036 (make_constraint_from_heapvar): Allow multiple heap variables
9037 per decl at different offsets.
9038 (init_alias_heapvars): Adjust.
9040 2009-08-04 David Daney <ddaney@caviumnetworks.com>
9042 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
9043 * mips_output_sync_loop (mips_output_sync_loop): Only emit
9044 trailing sync if TARGET_SYNC_AFTER_SC.
9046 2009-08-05 David Daney <ddaney@caviumnetworks.com>
9048 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
9049 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
9050 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
9051 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
9052 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
9053 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
9054 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
9055 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
9056 test_and_set_12): Rewrite calls to mips_output_sync_loop.
9057 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
9058 the prototype declaration match the definition.
9059 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
9060 instructions explicitly. Add barrier_before and operands
9062 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
9063 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
9064 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
9065 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
9066 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
9067 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
9069 2009-08-05 Andrew Pinski <pinskia@gmail.com>
9071 * tree-ssa-alias.c: Fix intervals to use [) syntax.
9073 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
9074 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
9077 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
9080 2009-08-05 Jakub Jelinek <jakub@redhat.com>
9082 PR rtl-optimization/40924
9083 * dse.c (canon_address): Before calling cselib_expand_value_rtx
9084 make sure canon_rtx (mem_address) isn't simpler than
9085 canon_rtx (expanded_mem_address).
9087 2009-08-05 Li Feng <nemokingdom@gmail.com>
9089 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
9091 (build_scop_drs): Build alias set for each SCoP.
9093 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
9095 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
9096 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
9097 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
9098 (MIPS_ARCH_FLOAT_SPEC): Likewise.
9099 (BASE_DRIVER_SELF_SPECS): Likewise.
9101 2009-08-04 Andrew Pinski <pinskia@gmail.com>
9103 * tree-ssa-alias.c: Fix some comment typos.
9105 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
9107 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
9108 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
9110 2009-08-03 Janis Johnson <janis187@us.ibm.com>
9113 * simplify-rtx.c (simplify_binary_operation_1): Disable
9114 simplifications for decimal float operations.
9116 2009-08-03 Jakub Jelinek <jakub@redhat.com>
9119 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
9120 operand of INDIRECT_REF.
9122 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
9124 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
9125 constants referencing TLS symbols.
9127 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
9129 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
9130 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
9132 2009-08-03 Richard Guenther <rguenther@suse.de>
9134 * tree.c (make_vector_type): Build a main variant first,
9135 get the canonical one and then build the variant.
9136 * tree-ssa.c (useless_type_conversion_p_1): Handle
9138 (useless_type_conversion_p): Conversions to pointers to
9139 incomplete record types are useless.
9141 2009-08-03 Richard Guenther <rguenther@suse.de>
9143 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
9144 file will be created.
9145 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
9146 * toplev.c (compile_file): Adjust comment.
9148 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
9150 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
9151 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
9152 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9153 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9154 (sh_promote_function_mode): Fix typo.
9156 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
9158 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
9160 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9162 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
9163 declaration arguments.
9165 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
9167 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
9168 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
9169 (ix86_split_ashl): Ditto.
9170 (ix86_expand_vector_init_one_nonzero): Ditto.
9171 (ix86_expand_vector_set): Ditto.
9172 (ix86_expand_reduc_v4sf): Ditto.
9174 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
9176 * explow.c (promote_function_mode): Remove assert.
9177 * config/sh/sh.c (sh_promote_function_mode): Declare.
9179 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9181 * config/pa/pa.c (pa_promote_function_mode): Declare.
9182 Change to static. Fix promote_mode call.
9184 * gthr-dce.h (CONST_CAST2): Define if not defined.
9185 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
9187 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
9189 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
9191 * expr.c (store_constructor): Use promote_decl_mode. Remove
9192 now write-only variable unsignedp.
9193 (expand_expr_real_1): Use promote_decl_mode.
9194 * expr.h (promote_function_mode, promote_decl_mode): New.
9195 (promote_mode): Remove last argument.
9196 * function.c (assign_temp): Drop last argument of promote_mode.
9197 (assign_parm_find_data_types): Use promote_function_mode.
9198 (assign_parm_setup_reg): Likewise.
9199 (expand_function_end): Use promote_function_mode.
9200 * calls.c (initialize_argument_information): Use promote_function_mode.
9201 (precompute_arguments): Use promote_mode instead of checking if
9202 only PROMOTE_FUNCTION_MODE is defined.
9203 (expand_call): When making sibcall decisions, use promote_function_mode.
9204 Below, remove an if for targetm.calls.promote_function_return and
9205 and use promote_function_mode.
9206 (emit_library_call_value_1): Use promote_function_mode, fix bug
9207 where promote_mode was passed FOR_CALL == 0 for a return value in an
9209 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9210 * explow.c (promote_function_mode, promote_decl_mode): New.
9211 (promote_mode): Keep only the FOR_CALL == 0 case.
9212 * combine.c (setup_incoming_promotion): Remove test of
9213 promote_function_args. Use promote_function_mode.
9214 * stmt.c (expand_value_return): Use promote_decl_mode.
9215 (expand_decl): Use promote_decl_mode.
9217 * expr.c (store_constructor): Use promote_decl_mode. Remove
9218 now write-only variable unsignedp.
9219 (expand_expr_real_1): Use promote_decl_mode.
9220 * expr.h (promote_function_mode, promote_decl_mode): New.
9221 (promote_mode): Remove last argument.
9222 * function.c (assign_temp): Drop last argument of promote_mode.
9223 (assign_parm_find_data_types): Use promote_function_mode.
9224 (assign_parm_setup_reg): Likewise.
9225 (expand_function_end): Use promote_function_mode.
9226 * calls.c (initialize_argument_information): Use promote_function_mode.
9227 (precompute_arguments): Use promote_mode instead of checking if
9228 only PROMOTE_FUNCTION_MODE is defined.
9229 (expand_call): When making sibcall decisions, use promote_function_mode.
9230 Below, remove an if for targetm.calls.promote_function_return and
9231 and use promote_function_mode.
9232 (emit_library_call_value_1): Use promote_function_mode, fix bug
9233 where promote_mode was passed FOR_CALL == 0 for a return value in an
9235 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9236 * explow.c (promote_function_mode, promote_decl_mode): New.
9237 (promote_mode): Keep only the FOR_CALL == 0 case.
9238 * combine.c (setup_incoming_promotion): Remove test of
9239 promote_function_args. Use promote_function_mode.
9240 * stmt.c (expand_value_return): Use promote_decl_mode.
9241 (expand_decl): Use promote_decl_mode.
9243 * explow.c (promote_function_mode): Just call the target hook.
9244 * targhooks.c (default_promote_function_mode,
9245 default_promote_function_mode_always_promote): New.
9246 * targhooks.h (default_promote_function_mode,
9247 default_promote_function_mode_always_promote): Declare.
9248 * target.h (promote_function_args, promote_function_return): Remove.
9249 (promote_function_mode): New.
9250 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9251 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9252 (TARGET_PROMOTE_FUNCTION_MODE): New.
9253 (TARGET_CALLS): Adjust.
9254 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
9255 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
9257 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
9258 * config/s390/s390.c (s390_promote_function_mode): ... here,
9259 with pointer handling.
9260 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9261 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9263 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
9264 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
9265 with pointer handling.
9266 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9267 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9269 * config/sh/sh-protos.h (sh_promote_function_mode): New.
9270 * config/sh/sh.c (sh_promote_function_mode): New.
9271 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9272 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9274 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
9275 * config/cris/cris.c (cris_promote_function_mode): ... here.
9276 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9277 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9279 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
9280 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
9281 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9282 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9284 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
9285 * config/arm/arm.c (arm_promote_function_mode): ... here, without
9286 complex type handling.
9287 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9288 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9290 * config/pa/pa.c (pa_promote_function_mode): New.
9291 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9292 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9294 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
9295 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9296 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
9297 * config/xtensa/xtensa.c: Likewise.
9298 * config/stormy16/stormy16.c: Likewise.
9299 * config/iq2000/iq2000.c: Likewise.
9300 * config/rs6000/rs6000.c: Likewise.
9301 * config/picochip/picochip.c: Likewise.
9302 * config/arc/arc.c: Likewise.
9303 * config/mcore/mcore.c: Likewise.
9304 * config/score/score.c: Likewise.
9305 * config/mips/mips.c: Likewise.
9306 * config/bfin/bfin.c: Likewise.
9307 * config/ia64/ia64.c: Likewise (disabled though).
9309 * config/frv/frv.h: Remove pointless remark.
9311 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
9312 TARGET_PROMOTE_FUNCTION_ARGS,
9313 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
9314 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
9316 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
9318 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
9319 -floop-parallelize-all.
9320 * toplev.c (process_options): Rename flag_graphite_force_parallel to
9321 flag_loop_parallelize_all.
9322 * tree-ssa-loop.c (gate_graphite_transforms): Same.
9323 * graphite.c (graphite_transform_loops): Same.
9325 * graphite-poly.c (apply_poly_transforms): Same.
9327 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
9329 PR tree-optimization/40914
9330 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
9331 if set, then check the delta field of the PMF record.
9332 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
9333 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
9334 call is stored in the delta.
9336 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
9338 * config/mips/mips.md (*clear_upper32_dext): New pattern.
9340 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
9342 * config/i386/bsd.h (ASM_BYTE): New define.
9343 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
9344 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
9345 .byte. Use fputs or putc instead of fprintf where appropriate.
9346 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
9347 fputs or putc instead of fprintf where appropriate.
9348 * config/i386/i386elf.h: Ditto.
9349 * config/i386/sysv4.h: Ditto.
9351 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
9352 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
9353 (*tls_global_dynamic_64): Ditto.
9355 2009-07-31 Christian Bruel <christian.bruel@st.com>
9357 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9359 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9361 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9362 Remove dead code for MINUS.
9364 2009-07-31 Anthony Green <green@moxielogic.com>
9366 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9368 (moxie_expand_epilogue): Ditto for epilogue.
9369 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9371 (moxie_function_arg): Ditto.
9372 (moxie_pass_by_reference): Ditto.
9373 (moxie_arg_partial_bytes): Ditto.
9374 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9375 (FUNCTION_ARG_ADVANCE) Ditto.
9376 (REG_PARM_STACK_SPACE) Ditto.
9377 (FUNCTION_ARG_REGNO_P) Dito.
9379 * config.gcc: Add moxie linux config support.
9380 * gcc/config/moxie/uclinux.h: New file.
9382 2009-07-31 DJ Delorie <dj@redhat.com>
9384 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9385 (UNSPECV_SP_SWITCH_E): New.
9386 (sp_switch_1): Change to an unspec.
9387 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9389 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9390 reference the new stack's address
9392 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9394 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9395 graphite-clast-to-gimple.o, graphite-dependences.o,
9396 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9397 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9398 (graphite-blocking.o,
9399 graphite-clast-to-gimple.o, graphite-dependences.o,
9400 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9401 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9402 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9403 * cfgloop.h (struct loop): Add can_be_parallel field.
9404 * common.opt (fgraphite-identity): Moved up.
9405 (fgraphite-force-parallel): New flag.
9406 * graphite.c: Rewrite.
9407 * graphite.h: Rewrite.
9408 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9410 * toplev.c (graphite_out_file): New file descriptor.
9411 (graphite_in_file): New.
9412 (process_options): flag_graphite_force_parallel cannot be used without
9414 * tree-ssa-loop.c: Include toplev.h.
9415 (gate_graphite_transforms): Enable flag_graphite for
9416 flag_graphite_force_parallel.
9418 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9420 * ChangeLog.graphite: New.
9421 * graphite-blocking.c: New.
9422 * graphite-clast-to-gimple.c: New.
9423 * graphite-clast-to-gimple.h: New.
9424 * graphite-dependences.c: New.
9425 * graphite-dependences.h: New.
9426 * graphite-interchange.c: New.
9427 * graphite-poly.c: New.
9428 * graphite-poly.h: New.
9429 * graphite-ppl.c: New.
9430 * graphite-ppl.h: New.
9431 * graphite-scop-detection.c: New.
9432 * graphite-scop-detection.h: New.
9433 * graphite-sese-to-poly.c: New.
9434 * graphite-sese-to-poly.h: New.
9438 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9440 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9441 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9443 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9445 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9446 (scev_is_linear_expression): Return false if the evolution is not
9447 affine multivariate.
9449 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9451 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9452 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9454 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9456 * tree-data-ref.c (debug_data_references): New.
9457 (debug_data_reference): New.
9458 * tree-data-ref.h (debug_data_references): Declared.
9459 (debug_data_reference): Declared.
9461 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9463 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9464 * tree-data-ref.h (scop_p): Removed.
9465 (struct data_reference): Remove field scop.
9467 (stmt_simple_memref_p): Removed.
9469 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9471 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9472 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9475 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9477 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9479 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9481 * doc/invoke.texi (-fgraphite-identity): Documented.
9483 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9485 * tree-scalar-evolution.c: Fix comment.
9486 (instantiate_scev_1): Return unknow from scev instantiation if the
9487 result is not above instantiate_below.
9489 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9491 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9492 static anymore. Instantiate the symbols that may have been introduced
9494 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9497 2009-07-30 DJ Delorie <dj@redhat.com>
9499 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9500 .vliw directive to VLIW sections.
9502 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9504 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9506 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9507 (AUTOHEADER): New variable.
9508 ($(srcdir)/cstamp-h.in): Use it.
9510 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9511 Pat Haugen <pthaugen@us.ibm.com>
9512 Revital Eres <ERES@il.ibm.com>
9514 * config/rs6000/vector.md (VEC_F): Add VSX support.
9518 (vector_load_<mode>): Ditto.
9519 (vector_store_<mode>): Ditto.
9520 (vector GPR move split): Ditto.
9521 (vec_reload_and_plus_<mptrsize>): Ditto.
9522 (vec_reload_and_reg_<mptrsize>): Ditto.
9523 (add<mode>3): Ditto.
9524 (sub<mode>3): Ditto.
9525 (mul<mode>3): Ditto.
9526 (neg<mode>2): Ditto.
9527 (abs<mode>2): Ditto.
9528 (smin<mode>3): Ditto.
9529 (smax<mode>3): Ditto.
9530 (vector_eq<mode>): Ditto.
9531 (vector_gt<mode>): Ditto.
9532 (vector_ge<mode>): Ditto.
9533 (vector_gtu<mode>): Ditto.
9534 (vector_select_<mode>_uns): Ditto.
9535 (vector_eq_<mode>_p): Ditto.
9536 (vector_gt_<mode>_p): Ditto.
9537 (vector_ge_<mode>_p): Ditto.
9538 (vector_gtu_<mode>_p): Ditto.
9539 (cr6_test_for_zero): Ditto.
9540 (cr6_test_for_zero_reverse): Ditto.
9541 (cr6_test_for_lt): Ditto.
9542 (cr6_test_for_lt_reverse): Ditto.
9543 (xor<mode>3): Ditto.
9544 (ior<mode>3): Ditto.
9545 (and<mode>3): Ditto.
9546 (one_cmpl<mode>2): Ditto.
9547 (nor<mode>2): Ditto.
9548 (andc<mode>2): Ditto.
9549 (float<VEC_int<mode>2): Ditto.
9550 (unsigned_float<VEC_int><mode>2): Ditto.
9551 (fix_trunc<mode><VEC_int>2): Ditto.
9552 (fixuns_trunc<mode><VEC_int>2): Ditto.
9554 (vec_set<mode>): Ditto.
9555 (vec_extract<mode>): Ditto.
9556 (vec_interleave_highv4sf): Ditto.
9557 (vec_interleave_lowv4sf): Ditto.
9558 (vec_realign_load_<mode>): Ditto.
9559 (vec_shl_<mode>): Ditto.
9560 (vec_shr_<mode>): Ditto.
9561 (div<mode>3): New patterns for VSX.
9562 (vec_interleave_highv2df): Ditto.
9563 (vec_interleave_lowv2df): Ditto.
9564 (vec_pack_trunc_v2df): Ditto.
9565 (vec_pack_sfix_trunc_v2df): Ditto.
9566 (vec_pack_ufix_trunc_v2df): Ditto.
9567 (vec_unpacks_hi_v4sf): Ditto.
9568 (vec_unpacks_lo_v4sf): Ditto.
9569 (vec_unpacks_float_hi_v4si): Ditto.
9570 (vec_unpacks_float_lo_v4si): Ditto.
9571 (vec_unpacku_float_hi_v4si): Ditto.
9572 (vec_unpacku_float_lo_v4si): Ditto.
9573 (movmisalign<mode>): Ditto.
9574 (vector_ceil<mode>2): New patterns for vectorizing math library.
9575 (vector_floor<mode>2): Ditto.
9576 (vector_btrunc<mode>2): Ditto.
9577 (vector_copysign<mode>3): Ditto.
9579 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9580 predicate for setting the high bit in each word, used for copysign.
9582 * config/rs6000/ppc-asm.h (f19): Whitespace.
9583 (f32-f63): Define if VSX.
9584 (v0-v31): Define if Altivec.
9585 (vs0-vs63): Define if VSX.
9587 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9589 * config/rs6000/power7.md: New file, provide tuning parameters for
9592 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9593 (rs6000_cpu_cpp_builtins): Ditto.
9594 (altivec_overloaded_builtins): Ditto.
9595 (altivec_resolve_overloaded_builtin): Ditto.
9597 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9598 debug switch to disable vectorizing simple math builtin
9601 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9602 Vectorize simple math builtin functions.
9603 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9604 hook to vectorize math builtins.
9605 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9606 (rs6000_builtin_conversion): Add VSX/power7 support.
9607 (rs6000_builtin_vec_perm): Ditto.
9608 (vsplits_constant): Add support for loading up a vector constant
9609 with just the high bit set in each part.
9610 (rs6000_expand_vector_init): Add VSX/power7 support.
9611 (rs6000_expand_vector_set): Ditto.
9612 (rs6000_expand_vector_extract): Ditto.
9613 (rs6000_emit_move): Ditto.
9614 (bdesc_3arg): Ditto.
9615 (bdesc_2arg): Ditto.
9616 (bdesc_1arg): Ditto.
9617 (rs6000_expand_ternop_builtin): Ditto.
9618 (altivec_expand_builtin): Ditto.
9619 (rs6000_expand_unop_builtin): Ditto.
9620 (rs6000_init_builtins): Ditto.
9621 (altivec_init_builtins): Ditto.
9622 (builtin_function_type): Ditto.
9623 (rs6000_common_init_builtins): Ditto.
9624 (rs6000_handle_altivec_attribute); Ditto.
9625 (rs6000_mangle_type): Ditto.
9626 (rs6000_vector_mode_supported_p): Ditto.
9627 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9630 * config/rs6000/vsx.md: New file for VSX support.
9632 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9633 identifing values with just the most significant bit set.
9634 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9635 vectorized builtins.
9637 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9638 (UNSPEC_VRFIM): Delete.
9639 (splitter for loading up vector with most significant bit): New
9640 splitter for vectorizing copysign.
9641 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9642 vectorizing simple math functions.
9643 (altivec_vrfip): Add support for vectorizing simple math functions.
9644 (altivec_vrfim): Ditto.
9645 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9647 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9648 (power7.md, vsx.md): Include for power7 support.
9649 (copysigndf3): Use VSX instructions if -mvsx.
9650 (negdf2_fpr): Ditto.
9651 (absdf2_fpr): Ditto.
9652 (nabsdf2_fpr): Ditto.
9653 (adddf3_fpr): Ditto.
9654 (subdf3_fpr): Ditto.
9655 (muldf3_fpr): Ditto.
9656 (divdf3_fpr): Ditto.
9657 (fix_truncdfdi2_fpr): Ditto.
9658 (cmpdf_internal1): Ditto.
9659 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9660 (btruncdf2, btruncdf2_fpr): Ditto.
9661 (ceildf2, ceildf2_fpr): Ditto.
9662 (floordf2, floordf2_fpr): Ditto.
9663 (floatdidf2, floatdidf2_fpr): Ditto.
9664 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9665 (fmsubdf4_fpr): Ditto.
9666 (fnmadddf4_fpr_1): Ditto.
9667 (fnmadddf4_fpr_2): Ditto.
9668 (fnmsubdf4_fpr_1): Ditto.
9669 (fnmsubdf4_fpr_2): Ditto.
9670 (fixuns_truncdfdi2): Add expander for VSX support.
9671 (fix_truncdfdi2): Ditto.
9672 (fix_truncdfsi2): Ditto.
9674 (btruncsf2): Whitespace.
9675 (movdf_hardfloat32): Add support for VSX registers.
9676 (movdf_softfloat32): Ditto.
9677 (movdf_hardfloat64): Ditto.
9678 (movdf_hardfloat64_mfpgpr): Ditto.
9679 (movdf_softfloat64): Ditto.
9680 (movti splitters): Add check for vector registers supporting
9681 TImode in the future.
9682 (bpermd): Add power7 bpermd instruction.
9684 * config/rs6000/altivec.h (vec_div): Define if VSX.
9688 (vec_nearbyint): Ditto.
9691 (all predicates): Use the generic builtin function, and not the V4SF
9692 specific function so that the predicates will work with VSX's V2DF.
9696 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9697 Document new VSX functions and types.
9699 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9702 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9703 "wa", and "j" constraints. Modify "v" to talk about Altivec
9704 instead of just vector.
9706 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9709 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9710 location for phi arguments.
9711 (rewrite_update_phi_arguments): Find locations for reaching defs.
9712 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9713 Add location to add_phi_arg calls.
9714 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9715 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9716 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9717 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9718 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9719 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9720 * tree-phinodes.c (make_phi_node): Initialize location.
9721 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9722 (add_phi_arg): Add location parameter.
9723 (remove_phi_arg_num): Move location when moving phi argument.
9724 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9726 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9727 slpeel_update_phi_nodes_for_guard1,
9728 slpeel_update_phi_nodes_for_guard2,
9729 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9730 vect_loop_versioning): Set locations.
9731 * tree-parloops.c (create_phi_for_local_result,
9732 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9733 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9734 * tree-vect-loop.c (get_initial_def_for_induction,
9735 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9737 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9738 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9739 (gimple_phi_arg_set_location): New. Set locus.
9740 (gimple_phi_arg_has_location): New. Check for locus.
9741 (redirect_edge_var_map_location): New. Return locus from var_map.
9742 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9743 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9744 combining PHI arguments.
9745 (cond_store_replacement): Set location.
9746 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9747 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9748 scop_add_exit_phis_edge): Add locations.
9749 * tree-cfgcleanup.c (remove_forwarder_block,
9750 remove_forwarder_block_with_phi): Add locations.
9751 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9752 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9754 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9755 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9756 flush_pending_stmts): Add source location.
9757 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9758 stack to preserve locations.
9759 * tree-vect-stmts.c (vectorizable_load): Add location.
9760 * tree-inline.c (copy_phis_for_bb): Copy locus.
9761 (setup_one_parameter): Add call locus to inlined parameter stmts.
9762 (initialize_inlined_parameters): Pass in call location as parameter
9764 (tree_function_versioning): Pass location to setup_one_parameter.
9765 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9766 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9767 copy and edge lists.
9768 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9769 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9770 locus parameter and override the stmt default if provided.
9771 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9772 elim_graph_add_edge, elim_graph_remove_succ_edge,
9773 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9774 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9775 eliminate_phi): Add locus info in elimination graph for each edge and
9777 (insert_backedge_copies): Copy locus if present.
9778 * tree-flow.h (struct _edge_var_map): Add locus field.
9779 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9780 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9781 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9783 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9785 2009-07-30 Martin Jambor <mjambor@suse.cz>
9787 PR tree-optimization/40570
9788 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9791 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9793 * ssa-loop-manip.c: Include langhooks.h.
9794 (rewrite_phi_with_iv): New.
9795 (rewrite_all_phi_nodes_with_iv): New.
9796 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9797 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9798 * tree-parloops.c (loop_parallel_p): Move out all conditions
9799 except dependency check.
9800 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9801 (gen_parallel_loop): Call canonicalize_loop_ivs without
9802 reduction_list argument.
9803 (build_new_reduction): New.
9804 (gather_scalar_reductions): New.
9805 (try_get_loop_niter): New.
9806 (try_create_reduction_list): New.
9807 (parallleize_loops): Change the parallel conditions check.
9808 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9809 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9811 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9813 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9815 * doc/options.texi (Option properties): Mention new quoting syntax.
9817 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9819 * config/alpha/alpha.c (alpha_start_function):
9820 Handle VMS_DEBUG_MAIN_POINTER
9821 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9822 * doc/invoke.texi: Document -mdebug-main switch.
9824 2009-07-29 Richard Henderson <rth@redhat.com>
9826 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9827 (cgraph_create_edge_including_clones): Likewise.
9828 * tree-inline.c (copy_bb): Operate on the correct edges
9829 when updating the callgraph.
9831 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9833 * config/alpha/vms-cc.c: Deleted.
9834 * config/alpha/vms-ld.c: Deleted.
9835 * config/alpha/t-vms64: Moved to config/vms
9836 * config/alpha/vms-crt0-64.c: Moved to config/vms
9837 * config/alpha/vms-crt0.c: Moved to config/vms
9838 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9839 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9840 * config/alpha/xm-vms.h: Moved to config/vms
9841 * config/alpha/x-vms: Moved to config/vms
9842 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9844 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9845 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9847 * config/vms/t-vms64: Moved here from config/alpha
9848 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9849 (argc,argv,envp): Enforce 32bit malloc'ing.
9850 * config/vms/vms-psxcrt0-64.c: Likewise.
9851 * config/vms/vms-crt0.c: Moved here from config/alpha.
9852 * config/vms/vms-psxcrt0.c: Likewise.
9853 * config/vms/vms-crtl-64.h: New file.
9854 * config/vms/vms-crtl.h: New file.
9855 * config/vms/vms.opt: New file.
9856 * config/vms/xm-vms64.h: New file.
9857 * config/vms/xm-vms.h: Moved here from config/alpha.
9858 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9860 * config/vms/x-vms: Moved here from config/alpha.
9861 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9862 (vms-ld.o, vms-cc.o): Removed.
9863 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9865 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9867 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9868 correct stack (obvious VMS fix).
9870 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9872 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9873 date, version info if VMS_DEBUGGING_INFO defined.
9874 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9875 size, date calculating code moved here.
9877 2009-07-29 Paul Brook <paul@codesourcery.com>
9879 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9882 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9885 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9886 to DImode when generating insq_le insn.
9888 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9890 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9891 New macro set for VMS_DEBUGGGING_INFO.
9892 (AT_string_form): Use it.
9894 2009-07-28 DJ Delorie <dj@redhat.com>
9896 * config/mep/mep.c (vtext_section): New.
9897 (vftext_section): New.
9898 (ftext_section): New.
9899 (mep_select_section): Add support for functions.
9900 (mep_unique_section): Likewise.
9901 (mep_asm_init_sections): Likewise.
9902 (mep_encode_section_info): Remove it from here.
9904 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9906 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9908 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9909 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9911 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9913 * dwarf2out.c (output_file_names): Test new macro
9914 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9915 (add_comp_dir_attribute): Likewise.
9917 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9919 * config/i386/mingw-w64.h (LINK_SPEC): Add
9920 separating space between commands.
9922 2009-07-28 Jan Hubicka <jh@suse.cz>
9924 PR tree-optimization/40759
9925 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9928 2009-07-27 DJ Delorie <dj@redhat.com>
9930 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9931 types are dword-aligned.
9932 (mep_expand_va_start): Likewise.
9934 2009-07-27 Olivier Hainque <hainque@adacore.com>
9935 Douglas B Rupp <rupp@gnat.com>
9937 * convert.c (convert_to_pointer): Don't assume the target
9938 pointer type is POINTER_SIZE long. Fetch its precision instead.
9940 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9942 * system.h (fopen): Undefine if macro.
9944 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9946 * dwarf2out.c (output_cfi_p): Removed.
9947 (output_cfis): New function.
9948 (output_fde): New function, split from output_call_frame_info.
9949 (output_call_frame_info): Use it.
9950 (dwarf2out_switch_text_section): Use output_cfis.
9952 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9954 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9955 TARGET_BI_ARCH is specified without enabling SJLJ.
9956 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9957 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9959 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9961 * arm.md (negdi2): Use DImode if forcing a value into a register.
9963 2009-07-26 Ira Rosen <irar@il.ibm.com>
9965 PR tree-optimization/40801
9966 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9967 of vector operand from the previous copy of vector statement.
9968 Pass the correct definition type value to
9969 vect_get_vec_def_for_stmt_copy().
9971 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9973 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9974 const char ** conversion.
9976 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9978 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9979 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9980 (gcc_unreachable): Invoke __builtin_unreachable() if
9981 !ENABLE_ASSERT_CHECKING.
9983 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9985 PR rtl-optimization/40445
9986 * emit-rtl.c (next_nonnote_insn_bb): New function.
9987 * rtl.h (next_nonnote_insn_bb): Declare new function.
9988 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9989 with no successors that is the successor of the ENTRY_BLOCK.
9990 Continue from the top after removing an empty fallthrough block.
9991 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9992 of next_nonnote_insn.
9994 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9996 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9998 2009-07-25 Martin Jambor <mjambor@suse.cz>
10000 * c-common.c (c_common_attribute_table): New element for noclone.
10001 (handle_noclone_attribute): New function. Forward-declare.
10002 * tree-inline.c (tree_versionable_function_p): Check for noclone
10004 * doc/extend.texi (Labels as Values): Document need for noclone.
10005 (Function Attributes): Document noclone attribute.
10007 2009-07-25 Jakub Jelinek <jakub@redhat.com>
10009 PR rtl-optimization/34999
10010 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
10011 and dw_fde_switched_cold_to_hot fields.
10012 (output_cfi_p): New function.
10013 (output_call_frame_info): If fde->dw_fde_switched_sections,
10014 output 2 FDEs instead of one with corrupted header.
10015 (dwarf2out_do_cfi_startproc): New function.
10016 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
10017 and fde->dw_fde_switched_cold_to_hot.
10018 (dwarf2out_switch_text_section): Compute
10019 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
10020 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
10021 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
10022 Otherwise, compute fde->dw_fde_switch_cfi.
10024 2009-07-24 Cary Coutant <ccoutant@google.com>
10026 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
10028 2009-07-24 Cary Coutant <ccoutant@google.com>
10030 * cfghooks.c (split_block): Copy discriminator to new block.
10031 * tree-cfg.c (assign_discriminator): Check location of last
10032 instruction in block as well as first.
10034 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
10036 * config/i386/linux.c: Use fputs or putc instead of fprintf
10038 * config/i386/gas.h: Ditto.
10039 * config/i386/x86-64.h: Ditto.
10040 * config/i386/att.h: Ditto.
10042 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10044 * expmed.c (emit_store_flag): Use a recursive call to optimize the
10047 2009-07-24 Martin Jambor <mjambor@suse.cz>
10049 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
10050 (ipa_push_func_to_list_1): Declare.
10051 (ipa_push_func_to_list): New function.
10053 * ipa-prop.c (ipa_push_func_to_list_1): New function.
10054 (ipa_init_func_list): Call ipa_push_func_to_list_1.
10055 (ipa_push_func_to_list): Removed.
10056 (ipa_pop_func_from_list): Clear node_enqueued flag.
10058 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
10060 * config/s390/s390.c (override_options): Default
10061 max-unrolled-insns to 100 for z10 tuning.
10063 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
10065 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
10066 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
10067 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
10068 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
10069 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
10070 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
10071 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
10073 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
10075 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
10076 use default set in mingw32.h header.
10077 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
10078 64-bit /mingw/include path.
10079 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
10082 2009-07-23 Neil Vachharajani <nvachhar@google.com>
10084 PR rtl-optimization/40209
10085 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
10087 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10089 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
10090 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
10091 with the rest of string where appropriate. Use fputs or putc
10092 instead of fprintf where appropriate.
10094 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
10095 Pat Haugen <pthaugen@us.ibm.com>
10096 Revital Eres <ERES@il.ibm.com>
10098 * config/rs6000/vector.md: New file. Move most of the vector
10099 expander support here from altivec.md to allow for the VSX vector
10100 unit in the future. Add support for secondary_reload patterns.
10101 Rewrite the patterns for vector comparison, and vector comparison
10102 predicate instructions so that the RTL expresses the desired
10103 behavior, instead of using unspec.
10105 * config/rs6000/constraints.md ("f" constraint): Use
10106 rs6000_constraints to hold the precalculated register class.
10107 ("d" constraint): Ditto.
10108 ("wd" constraint): New constraint for VSX.
10109 ("wf" constraint): Ditto.
10110 ("ws" constraint): Ditto.
10111 ("wa" constraint): Ditto.
10112 ("wZ" constraint): Ditto.
10113 ("j" constraint): Ditto.
10115 * config/rs6000/predicates.md (vsx_register_operand): New
10117 (vfloat_operand): New predicate for vector.md.
10118 (vint_operand): Ditto.
10119 (vlogical_operand): Ditto.
10120 (easy_fp_constant): If VSX, 0.0 is an easy constant.
10121 (easy_vector_constant): Add VSX support.
10122 (altivec_indexed_or_indirect_operand): New predicate for
10123 recognizing Altivec style memory references with AND -16.
10125 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
10126 for vector secondary reload support.
10127 (rs6000_vector_reg_class): Delete, replacing it with
10128 rs6000_constraints.
10129 (rs6000_vsx_reg_class): Ditto.
10130 (rs6000_constraints): New array to hold the register classes of
10131 each of the register constraints that can vary at runtime.
10132 (builtin_mode_to_type): New static array for builtin function type
10134 (builtin_hash_table): New static hash table for builtin function
10136 (TARGET_SECONDARY_RELOAD): Define target hook.
10137 (TARGET_IRA_COVER_CLASSES): Ditto.
10138 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
10139 registers are 128 bits if VSX memory reference instructions are used.
10140 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
10141 unit is being used.
10142 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
10143 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
10144 Print several of the scheduling related parameters.
10145 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
10146 rs6000_constraints instead of rs6000_vector_reg_class. Move
10147 -mdebug=reg code to rs6000_debug_reg_global. Add support for
10148 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
10149 Altivec. Add VSX support. Setup for secondary reload support on
10150 Altivec/VSX registers.
10151 (rs6000_override_options): Make power7 set the scheduling groups
10152 like the power5. Add support for new debug switches to override
10153 the scheduling defaults. Temporarily disable -mcpu=power7 from
10154 setting -mvsx. Add support for debug switches -malways-hint,
10155 -msched-groups, and -malign-branch-targets.
10156 (rs6000_buitlin_conversion): Add support for returning unsigned
10157 vector conversion functions to fix regressions due to stricter
10159 (rs6000_builtin_mul_widen_even): Ditto.
10160 (rs6000_builtin_mul_widen_odd): Ditto.
10161 (rs6000_builtin_vec_perm): Ditto.
10162 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
10163 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
10164 to zero a register.
10165 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
10166 generated upstream.
10167 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
10168 VSX types for bit operations. Changes to accomidate vector.md.
10169 (bdesc_2arg): Ditto.
10170 (bdesc_1arg): Ditto.
10171 (struct builtin_description_predicates): Rewrite predicate
10172 handling so that RTL describes the operation, instead of passing
10173 the instruction to be used as a string argument.
10174 (bdesc_altivec_preds): Ditto.
10175 (altivec_expand_predicate_builtin): Ditto.
10176 (altivec_expand_builtin): Ditto.
10177 (rs6000_expand_ternop_builtin): Use a switch instead of an if
10178 statement for vsldoi support.
10179 (altivec_expand_ld_builtin): Change to use new names from vector.md.
10180 (altivec_expand_st_builtin): Ditto.
10181 (paired_expand_builtin): Whitespace changes.
10182 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
10183 builtin_mode_to_type table for secondary reload. Call
10184 builtin_function_type to build random builtin functions.
10185 (altivec_init_builtins): Change to use builtin_function_type to
10186 create builtin function types dynamically as we need them.
10187 (builtin_hash_function): New support for hashing the tree types
10188 for builtin function as we need it, rather than trying to build
10189 all of the trees that we need. Add initial preliminary VSX support.
10190 (builtin_function_type): Ditto.
10191 (builtin_function_eq): Ditto.
10192 (builtin_hash_struct): Ditto.
10193 (rs6000_init_builtins): Ditto.
10194 (rs6000_common_init_builtins): Ditto.
10195 (altivec_init_builtins): Ditto.
10196 (rs6000_common_init_builtins): Ditto.
10197 (enum reload_reg_type): New enum for simplifing reg classes.
10198 (rs6000_reload_register_type): Simplify register classes into GPR,
10199 Vector, and other registers. Altivec and VSX addresses in reload.
10200 (rs6000_secondary_reload_inner): Ditto.
10201 (rs6000_ira_cover_classes): New target hook, that returns the
10202 appropriate cover classes, based on -mvsx being used or not.
10203 (rs6000_secondary_reload_class): Add VSX support.
10204 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
10205 (get_vsel_insn): Ditto.
10206 (rs6000_emit_vector_compare): Rewrite vector conditional support
10207 so that where we can, we use RTL operators, instead of blindly use
10209 (rs6000_emit_vector_select): Ditto.
10210 (rs6000_emit_vector_cond_expr): Ditto.
10211 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
10212 (create_TOC_reference): Add -mdebug=addr support.
10213 (emit_frame_save): VSX loads/stores need register indexed addressing.
10215 * config/rs6000/rs6000.md: Include vector.md.
10217 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
10219 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10220 support for V2DI, V2DF in logical, permute, select operations.
10222 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
10223 switch for vsx/power7.
10224 (-mvsx-scalar-memory): Ditto.
10225 (-mvsx-align-128): Ditto.
10226 (-mallow-movmisalign): Ditto.
10227 (-mallow-df-permute): Ditto.
10228 (-msched-groups): Ditto.
10229 (-malways-hint): Ditto.
10230 (-malign-branch-targets): Ditto.
10232 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
10234 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
10235 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
10236 (rs6000_vector_reg_class): Delete.
10237 (rs6000_vsx_reg_class): Ditto.
10238 (enum rs6000_reg_class_enum): New enum for the constraints that
10239 vary based on target switches.
10240 (rs6000_constraints): New array to hold the register class for all
10241 of the register constraints that vary based on the switches used.
10242 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
10243 (enum rs6000_builtins): Add unsigned varients for the builtin
10244 declarations returned by target hooks for expanding multiplies,
10245 select, and permute operations. Add VSX builtins.
10246 (enum rs6000_builtin_type_index): Add entries for VSX.
10247 (V2DI_type_node): Ditto.
10248 (V2DF_type_node): Ditto.
10249 (unsigned_V2DI_type_node): Ditto.
10250 (bool_long_type_node): Ditto.
10251 (intDI_type_internal_node): Ditto.
10252 (uintDI_type_internal_node): Ditto.
10253 (double_type_internal_node): Ditto.
10255 * config/rs6000/altivec.md (whole file): Move all expanders to
10256 vector.md from altivec.md. Rename insn matching functions to be
10258 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
10259 (altivec_vcmp*): Ditto.
10260 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
10261 (VM): New iterator for moves that includes the VSX types.
10262 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
10263 (altivec_vperm_<mode>_uns): New, for unsigned types.
10264 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
10265 (altivec_eq<mode>): Ditto.
10266 (altivec_gt<mode>): Ditto.
10267 (altivec_gtu<mode>): Ditto.
10268 (altivec_eqv4sf): Ditto.
10269 (altivec_gev4sf): Ditto.
10270 (altivec_gtv4sf): Ditto.
10271 (altivec_vcmpbfp_p): Ditto.
10273 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
10275 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
10278 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10281 * config/i386/i386.c (output_387_ffreep): Rewrite to use
10282 ASM_SHORT instead of .word.
10283 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
10284 instead of .word in asm template.
10286 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
10289 * ira-lives.c (bb_has_abnormal_call_pred): New function.
10290 (process_bb_node_lives): Use it.
10292 * ira.c (setup_cover_and_important_classes): Don't setup
10293 ira_important_class_nums. Add cover classes to the end of
10295 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
10297 (find_reg_class_closure): Use reorder_important_classes.
10299 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
10301 * config/i386/i386.c (i386_ira_cover_classes): New function.
10302 (TARGET_IRA_COVER_CLASSES): Redefine.
10304 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
10305 importance of order of cover classes in the array.
10307 2009-07-22 Diego Novillo <dnovillo@google.com>
10309 * tree-pass.h (TDF_EH): Define.
10310 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
10311 contains TDF_EH, print the EH region number holding GS.
10312 * tree-dump.c (dump_options): Add "eh".
10313 * doc/invoke.texi: Document it.
10315 2009-07-22 Doug Kwan <dougkwan@google.com>
10317 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
10319 2009-07-22 Michael Matz <matz@suse.de>
10321 PR tree-optimization/35229
10322 PR tree-optimization/39300
10324 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
10325 (inhibit_phi_insertion): New function.
10326 (insert_into_preds_of_block): Call it for REFERENCEs.
10327 (init_pre): Initialize and finalize scalar evolutions.
10328 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
10330 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
10332 * config/i386/predicates.md (zero_extended_scalar_load_operand):
10333 Use CONST_VECTOR_NUNITS to determine number of elements.
10335 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
10337 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
10338 (U, W): Constraints are now deprecated and will be removed if we
10339 run out of letters.
10340 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
10342 ("prefetch"): Add the stcmh instruction for prefetching.
10343 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
10345 (s390_short_displacement): Return always true if compiling for
10346 machines not providing the long displacement facility.
10347 (s390_mem_constraint): Support the new constraint letter Z.
10348 (s390_check_qrst_address): New function.
10350 2009-07-21 DJ Delorie <dj@redhat.com>
10352 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
10355 2009-07-21 Jason Merrill <jason@redhat.com>
10357 * c-common.c (max_tinst_depth): Increase default to 1024.
10359 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10361 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10362 (vec_unpacku_float_lo_v4si): Ditto.
10364 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10367 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10368 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10369 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10370 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10372 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10374 PR tree-optimization/40813
10375 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10378 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10380 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10381 with a NOP_EXPR if needed.
10383 2009-07-21 Paul Brook <paul@codesourcery.com>
10385 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10386 Terminate debug dump with newline.
10388 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10390 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10391 Cast "1" to unsigned HOST_WIDE_INT.
10392 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10393 deposit length to the maximum length - lsb. Extend length if
10394 HOST_BITS_PER_WIDE_INT is 32.
10396 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10398 * cgraph.h (constant_pool_htab): New function.
10399 (constant_descriptor_tree): Move from varasm.c.
10400 * varasm.c (constant_pool_htab): New function.
10401 (constant_descriptor_tree): Move to cgraph.h.
10403 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10405 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10407 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10409 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10412 2009-07-20 Xinliang David Li <davidxl@google.com>
10414 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10416 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10418 * config/mips/mips.md (move_type): Add arith.
10419 (type): Handle arith.
10420 (zero_extendsidi2): Rename this into ...
10421 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10422 (zero_extendsidi2): New expander.
10423 (*zero_extendsidi2_dext): New pattern.
10425 2009-07-20 Nick Clifton <nickc@redhat.com>
10427 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10428 to set MIPS_ABI_DEFAULT.
10429 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10431 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10433 * tree-object-size.c (addr_object_size): Handle unions with
10434 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10436 PR tree-optimization/40792
10437 * tree.c (build_function_type_skip_args): Remove bogus assert.
10439 2009-07-20 Jan Hubicka <jh@suse.cz>
10440 Martin Jambor <mjambor@suse.cz>
10442 * cgraph.h (combined_args_to_skip): New field.
10443 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10444 combined_args_to_skip and args_to_skip.
10445 * tree-inline.c (update_clone_info): New function.
10446 (tree_function_versioning): Call update_clone_info.
10447 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
10449 (cgraph_materialize_all_clones): More extensive dumping, working
10450 with combined_args_to_skip rather than args_to_skip.
10452 2009-07-20 Ira Rosen <irar@il.ibm.com>
10454 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10455 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10456 (get_initial_def_for_reduction): Likewise.
10457 (vectorizable_reduction): Skip the check of first operand in case
10458 of COND_EXPR. Add check that it is outer loop vectorization if
10459 nested cycle was detected. Call vectorizable_condition() for
10460 COND_EXPR. If reduction epilogue cannot be created do not fail for
10461 nested cycles (if it is not double reduction). Assert that there
10462 is only one type in the loop in case of COND_EXPR. Call
10463 vectorizable_condition() to vectorize COND_EXPR.
10464 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10465 Add parameters. Allow nested cycles if called from
10466 vectorizable_reduction(). Use reduction vector variable if provided.
10467 (vect_analyze_stmt): Call vectorizable_reduction() before
10468 vectorizable_condition().
10469 (vect_transform_stmt): Update call to vectorizable_condition().
10471 2009-07-20 Christian Bruel <christian.bruel@st.com>
10473 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10474 * doc/invoke.texi (-mfmovd): Likewise.
10475 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10477 2009-07-20 Jan Hubicka <jh@suse.cz>
10479 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10480 when handling SSA name.
10482 2009-07-19 Jan Hubicka <jh@suse.cz>
10484 PR tree-optimization/40676
10485 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10486 virtual PHIs in empty BBs.
10488 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10490 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10491 re-expanded the compound use gen_lowpart instead to convert to the
10494 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10496 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10497 OUTER_CONST arguments.
10498 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10499 the new wider mode will be masked off.
10500 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10502 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10504 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10505 high-order bits are zero.
10507 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10509 * combine.c (simplify_shift_const_1): Split code to determine
10510 shift_mode into ...
10511 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10512 new bits shifted in are identical to the old sign bit.
10514 2009-07-18 Richard Guenther <rguenther@suse.de>
10517 * gimplify.c (gimplify_call_expr): Reject code using results from
10518 functions returning void.
10520 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10522 * doc/md.texi: Document the new PowerPC "es" constraint.
10523 Document that "m" can include automodified addresses on this target,
10524 and explain how %U must be used. Extend the "Q" and "Z" documentation
10525 to suggest "es" as well as "m".
10526 * config/rs6000/constraints.md (es): New memory constraint.
10527 (Q, Z): Update strings to match new documentation.
10529 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10531 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10532 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10533 * config/rs6000/predicates.md (volatile_mem_operand): Use
10534 offsettable_nonstrict_memref_p.
10535 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10536 (*floatunssidf2_internal): Likewise.
10537 (*fix_truncdfsi2_internal): Likewise.
10538 (*fix_trunctfsi2_internal): Likewise.
10540 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10542 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10543 atmega32u2 devices.
10544 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10546 2009-07-17 Richard Guenther <rguenther@suse.de>
10549 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10550 (pass_warn_unused_result): Likewise.
10551 (TODO_set_props): Remove.
10552 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10554 (pass_diagnose_omp_blocks): Define.
10555 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10556 (c_gimple_diagnostics_recursively): Remove.
10557 (finish_function): Do not call it.
10558 (c_write_global_declarations): Continue after errors.
10559 Finalize the CU here.
10560 * c-gimplify.c (c_genericize): Do not gimplify here.
10561 * c-common.c (c_warn_unused_result): Move ...
10562 * tree-cfg.c (do_warn_unused_result): ... here.
10563 (run_warn_unused_result): New function.
10564 (gate_warn_unused_result): New function.
10565 (pass_warn_unused_result): New pass.
10566 * c-common.h (c_warn_unused_result): Remove.
10567 * flags.h (flag_warn_unused_result): Declare.
10568 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10569 * opts.c (flag_warn_unused_result): Initialize to false.
10570 * toplev.c (compile_file): Add comment.
10571 * omp-low.c (create_omp_child_function): Do not register
10572 the function with the frontend.
10573 (diagnose_omp_structured_block_errors): Prepare to be
10574 called as optimization pass.
10575 (gate_diagnose_omp_blocks): New function.
10576 (pass_diagnose_omp_blocks): New pass.
10577 * cgraph.h (cgraph_optimize): Remove.
10578 (cgraph_analyze_function): Likewise.
10579 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10580 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10581 before their parents here.
10582 (cgraph_finalize_function): Not here.
10583 (cgraph_analyze_function): Gimplify functions here.
10584 (cgraph_finalize_compilation_unit): Continue after errors.
10585 Optimize the callgraph from here.
10586 (cgraph_optimize): Make static.
10587 * langhooks.c (write_global_declarations): Finalize the CU.
10588 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10589 (gimplify_function_tree): Assert we gimplify only once.
10590 Set PROP_gimple_any property.
10591 * tree-nested.c (gimplify_all_functions): New function.
10592 (lower_nested_functions): Gimplify all nested functions.
10593 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10594 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10595 and pass_diagnose_omp_blocks after gimplification. Do not
10596 set TODO_set_props on all_lowering_passes.
10597 (execute_one_pass): Do not handle TODO_set_props.
10598 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10599 (gimplify.o): Add tree-pass.h dependency.
10600 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10601 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10602 (unsave_r): Likewise.
10603 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10604 temporary variable.
10606 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10608 * doc/service.texi (Service): Restore previously removed link,
10609 which isn't broken after all.
10611 2009-07-17 Richard Guenther <rguenther@suse.de>
10613 PR tree-optimization/40321
10614 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10615 PHI nodes to the maximal set.
10616 (make_values_for_phi): Add PHI arguments to the maximal set.
10617 (execute_pre): Dump PHI_GEN and the maximal set.
10619 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10622 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10625 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10627 * doc/extend.texi (Nested Functions): Replace broken link with
10629 * doc/service.texi (Service): Remove broken link.
10631 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10634 * builtins.c (expand_builtin_memcmp): Use loc instead of
10635 EXPR_LOCATION (exp).
10636 (expand_builtin_strncmp): Likewise.
10638 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10639 Manuel López-Ibáñez <manu@gcc.gnu.org>
10642 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10643 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10644 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10645 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10646 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10647 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10648 tree-inline.c, c-common.c, c-common.h, gimple.c,
10649 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10650 convert.c: Add location argument to fold_{unary,binary,ternary},
10651 fold_build[123], build_call_expr, build_size_arg,
10652 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10653 fold_build1_initializer, fold_build2_initializer,
10654 fold_build3_initializer, fold_build_call_array,
10655 fold_build_call_array_initializer, fold_single_bit_test,
10656 omit_one_operand, omit_two_operands, invert_truthvalue,
10657 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10658 combine_comparisons, fold_builtin_*, fold_call_expr,
10659 build_range_check, maybe_fold_offset_to_address, round_up,
10662 2009-07-16 Jason Merrill <jason@redhat.com>
10665 * c-common.c (c_common_reswords): Add __is_standard_layout
10667 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10668 * doc/implement-cxx.texi: New.
10669 * doc/gcc.texi: Include it.
10671 2009-07-16 DJ Delorie <dj@redhat.com>
10673 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10674 compares that may be indirectly affected by previous instructions.
10676 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10678 * builtins.c (do_mpc_arg2): New.
10679 (fold_builtin_2): Fold builtin cpow.
10680 * real.h (HAVE_mpc_pow): New.
10682 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10684 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10685 comparison to skip unprofitable schedule
10687 2009-07-16 Simon Baldwin <simonb@google.com>
10689 * gcc.c (option_map): New flag -no-canonical-prefixes.
10690 * (display_help): Print help text for new flag.
10691 * (process_command): Move options translation and language specifics
10692 and handle new flag early. Use it to set a function pointer to a
10693 prefix builder. Replace make_relative_prefix calls with calls to
10694 the function pointed to. Ignore new flag in regular options handling.
10695 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10697 2009-07-15 DJ Delorie <dj@redhat.com>
10699 * config/mep/mep.md (sibcall_internal): Change register to avoid
10700 argument registers.
10701 (sibcall_value_internal): Likewise.
10703 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10705 PR rtl-optimization/40710
10706 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10708 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10710 * config/mips/mips.md (*extenddi_truncate<mode>,
10711 *extendsi_truncate<mode>): Change type attribute to move_type
10712 with shift_shift. Split out code handling exts from here ...
10713 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10715 (*extendhi_truncateqi): Change type attribute to move_type with
10716 shift_shift. Split out code handling exts from here ...
10717 (*extendhi_truncateqi_exts): ... to this new pattern.
10719 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10721 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10722 instead of "and" with inverted sign bit mask value. Use
10723 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10724 Allocate registers only for operand 4 and operand 5.
10726 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10728 PR middle-end/40747
10729 * fold-const.c (fold_cond_expr_with_comparison): When folding
10730 < and <= to MIN, make sure the MIN uses the same type as the
10731 comparison's operands.
10733 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10735 * arm.md (ior_xor): New code iterator.
10736 (split for ior/xor with shift and zero-extend): New split pattern.
10737 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10739 2009-07-15 Richard Guenther <rguenther@suse.de>
10741 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10744 2009-07-15 Richard Guenther <rguenther@suse.de>
10746 PR middle-end/40753
10747 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10749 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10751 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10752 handle 2.6.30 kernel.
10754 2009-07-15 DJ Delorie <dj@redhat.com>
10756 * config/mep/mep.md (sibcall_internal): Change register to allow
10757 for 24-bit addresses.
10758 (sibcall_value_internal): Likewise.
10760 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10762 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10763 that are enabled/disabled by the flags introduced by a previous patch.
10765 2009-07-14 DJ Delorie <dj@redhat.com>
10767 * config/mep/mep.md (sibcall_internal): Include non-toggling
10769 (sibcall_value_internal): Likewise.
10771 2009-07-14 Taras Glek <tglek@mozilla.com>
10772 Rafael Espindola <espindola@google.com>
10774 * doc/sourcebuild.texi: Document install-plugin target.
10775 * configure.ac: Added install-plugin target to language makefiles.
10776 * configure: Regenerate.
10777 * Makefile.in (install-plugin): Install more headers,
10778 depend on lang.install-plugin.
10780 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10782 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10785 2009-07-14 DJ Delorie <dj@redhat.com>
10787 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10788 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10789 * config/mep/mep.md (sibcall_internal): Change test from
10790 mep_vliw_mode_match to mep_vliw_jmp_match.
10791 (sibcall_value_internal): Likewise.
10793 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10795 * config/i386/sse.md (copysign<mode>3): New expander.
10796 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10797 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10798 Use ix86_build_const_vector.
10799 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10800 IX86_BUILTIN_CPYSGNPD.
10801 (builtin_description): Add __builtin_ia32_copysignps and
10802 __builtin_ia32_copysignpd.
10803 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10804 and BUILT_IN_COPYSIGNF.
10806 2009-07-13 Jason Merrill <jason@redhat.com>
10808 * builtins.c (can_trust_pointer_alignment): New fn.
10809 (get_pointer_alignment): Factor it out from here.
10810 * tree.h: Declare it.
10812 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10814 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10817 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10821 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10823 2009-07-14 Richard Guenther <rguenther@suse.de>
10824 Andrey Belevantsev <abel@ispras.ru>
10826 PR middle-end/40745
10827 * cfgexpand.c (partition_stack_vars): Do not bother to update
10828 alias information when not optimizing.
10830 2009-07-14 Richard Guenther <rguenther@suse.de>
10831 Andrey Belevantsev <abel@ispras.ru>
10833 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10834 (pt_solution_set): Likewise.
10835 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10836 * tree-ssa-structalias.c (pt_solution_set): New function.
10837 * final.c (rest_of_clean_state): Free SSA data structures.
10838 * print-rtl.c (print_decl_name): Remove.
10839 (print_mem_expr): Implement in terms of print_generic_expr.
10840 * alias.c (ao_ref_from_mem): New function.
10841 (rtx_refs_may_alias_p): Likewise.
10842 (true_dependence): Query alias-export info.
10843 (canon_true_dependence): Likewise.
10844 (write_dependence_p): Likewise.
10845 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10847 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10848 (mem_expr_equal_p): Use operand_equal_p.
10849 (set_mem_attributes_minus_bitpos): Do not use
10850 component_ref_for_mem_expr.
10851 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10852 (update_alias_info_with_stack_vars): Likewise.
10853 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10854 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10855 explicitly nor clear stmt operands.
10856 Free the decl-to-pointer map.
10857 * tree-optimize.c (execute_free_datastructures): Do not free
10858 SSA data structures here.
10859 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10860 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10861 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10863 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10865 2009-07-13 DJ Delorie <dj@redhat.com>
10867 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10868 unrolling at the right iteration count.
10870 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10873 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10875 * haifa-sched.c (rank_for_schedule): Introduced flags to
10876 enable/disable individual scheduling heuristics.
10877 * common.opt: Introduced flags to enable/disable individual
10878 heuristics in the scheduler.
10879 * doc/invoke.texi: Introduced flags to enable/disable individual
10880 heuristics in the scheduler.
10882 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10884 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10885 config/i386/mingw-tls.c.
10886 * config/i386/mingw-tls.c: Removed.
10888 2009-07-13 Ira Rosen <irar@il.ibm.com>
10890 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10891 checks access only relevant statements.
10892 (vectorizable_reduction): Likewise.
10894 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10896 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10897 just for 32-bit case.
10899 2009-07-12 Jan Hubicka <jh@suse.cz>
10901 PR tree-optimization/40585
10902 * except.c (expand_resx_expr): When there already is resume
10903 instruction, produce linked list.
10904 (build_post_landing_pads): Assert that resume is empty.
10905 (connect_post_landing_pads): Handle resume lists.
10906 (dump_eh_tree): Dump resume list.
10908 2009-07-12 Ira Rosen <irar@il.ibm.com>
10910 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10911 with additional argument.
10912 * tree-vectorizer.h (enum vect_def_type): Add
10913 vect_double_reduction_def.
10914 (vect_is_simple_reduction): Add argument.
10915 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10917 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10918 vect_is_simple_reduction with additional argument.
10919 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10921 (reduction_code_for_scalar_code): Handle additional codes by
10922 returning ERROR_MARK for them. Fix comment and indentation.
10923 (vect_is_simple_reduction): Fix comment, add argument to specify
10924 double reduction. Detect double reduction.
10925 (get_initial_def_for_induction): Fix indentation.
10926 (get_initial_def_for_reduction): Fix comment and indentation.
10927 Handle double reduction. Create initial definitions that do not
10928 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10929 (vect_create_epilog_for_reduction): Fix comment, add argument to
10930 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10931 epilogue result extraction. Create double reduction phi node and
10932 replace relevant uses.
10933 (vectorizable_reduction): Call vect_is_simple_reduction with
10934 additional argument. Fix indentation. Update epilogue code treatment
10935 according to the changes in reduction_code_for_scalar_code. Check
10936 for double reduction. Call vect_create_epilog_for_reduction with
10937 additional argument.
10938 * tree-vect-stmts.c (process_use): Handle double reduction, update
10940 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10941 (vect_get_vec_def_for_operand): Likewise.
10943 2009-07-12 Danny Smith <dansmister@gmail.com>
10945 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10946 dllexport if !TREE_PUBLIC.
10947 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10949 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10951 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10952 (avr_extra_arch_macro) Remove declatation.
10953 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10954 (avr_extra_arch_macro) Declare as static.
10955 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10957 2009-07-11 Jan Hubicka <jh@suse.cz>
10959 PR middle-end/48388
10960 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10962 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10965 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10966 cold_in_std_section bits.
10967 (dwarf2out_begin_prologue): Initialize them.
10968 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10969 if already covered by text_section or cold_text_section range.
10971 PR rtl-optimization/40667
10972 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10973 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10974 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10975 * config/i386/i386.c (ix86_minimum_alignment): New function.
10976 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10977 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10978 * emit-rtl.c (gen_reg_rtx): Likewise.
10979 * function.c (assign_parms): Likewise. If nominal_type needs
10980 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10981 rather than passed_type's alignment.
10984 * function.c (assign_parm_setup_stack): Adjust
10985 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10986 from nominal_mode on big endian.
10988 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10990 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10992 2009-07-10 DJ Delorie <dj@redhat.com>
10994 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10996 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10998 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
11000 (thumb2_cbnz): Likewise.
11002 2009-07-10 David Daney <ddaney@caviumnetworks.com>
11005 * config.gcc (supported_defaults): Add synci.
11006 (with_synci): Add validation.
11007 (all_defaults): Add synci.
11008 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
11011 * config/mips/mips.opt (msynci): New option.
11012 * config/mips/mips.c (mips_override_options): Warn on use of
11013 -msynci for targets that do now support it.
11014 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
11016 * gcc/doc/invoke.texi (-msynci): Document the new option.
11017 * doc/install.texi (--with-synci): Document the new option.
11019 2009-07-10 Richard Guenther <rguenther@suse.de>
11021 PR tree-optimization/40496
11022 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
11023 the PHI result with a compatible type.
11025 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
11029 * c.opt (Wunused-result): New.
11030 * doc/invoke.texi: Document it.
11031 * c-common.c (c_warn_unused_result): Use it.
11033 2009-07-09 DJ Delorie <dj@redhat.com>
11035 * targhooks.c (default_target_can_inline_p): Rename from
11036 default_target_option_can_inline_p.
11037 * targhooks.h (default_target_can_inline_p): Likewise.
11038 * target-def.h (TARGET_CAN_INLINE_P): Rename from
11039 TARGET_OPTION_CAN_INLINE_P.
11040 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
11041 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
11042 (mep_target_can_inline_p): Rename from
11043 mep_target_option_can_inline_p.
11046 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
11047 registers used to pass vectors.
11049 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
11051 2009-07-09 Tom Tromey <tromey@redhat.com>
11053 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
11054 * config/mmix/mmix.c: Include dwarf2.h.
11055 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
11056 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
11057 * config/sh/sh.c: Include dwarf2.h.
11058 * config/i386/i386.c: Include dwarf2.h.
11059 * Makefile.in (DWARF2_H): Remove 'elf'.
11060 * except.c: Include dwarf2.h.
11061 * unwind-dw2.c: Include dwarf2.h.
11062 * dwarf2out.c: Include dwarf2.h.
11063 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
11064 * unwind-dw2-fde.c: Include dwarf2.h.
11065 * dwarf2asm.c: Include dwarf2.h.
11067 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11069 * haifa-sched.c (insn_finishes_cycle_p): New static function.
11070 (max_issue): Use it.
11071 * sched-int.h (struct sched_info: insn_finishes_block_p): New
11073 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
11074 (region_sched_info): Update.
11075 * sched-ebb.c (ebb_sched_info): Update.
11076 * modulo-sched.c (sms_sched_info): Update.
11077 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
11079 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11081 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
11083 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
11085 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
11087 2009-07-09 Jakub Jelinek <jakub@redhat.com>
11089 PR middle-end/40692
11090 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
11091 arg1 with arg01 if arg1 is already INTEGER_CST.
11093 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
11095 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
11096 Transform (and (truncate)) into (truncate (and)).
11098 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
11100 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
11101 creating LHS paradoxical subregs. Fix surrounding returns to
11102 use NULL_RTX rather than 0.
11104 2009-07-08 DJ Delorie <dj@redhat.com>
11106 * config/mep/mep.c (mep_option_can_inline_p): New.
11107 (TARGET_OPTION_CAN_INLINE_P): Define.
11109 2009-07-08 Mark Wielaard <mjw@redhat.com>
11112 * dwarf2out.c (add_data_member_location_attribute): When we have
11113 only a constant offset don't emit a new location description using
11114 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
11117 2009-07-08 Richard Henderson <rth@redhat.com>
11120 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
11121 (enum reg_class): Add CLOBBERED_REGS.
11122 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
11123 * config/i386/i386.c (ix86_conditional_register_usage): Moved
11124 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
11125 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
11126 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
11127 force 64-bit sibcalls into R11.
11128 * config/i386/constraints.md (U): New constraint.
11129 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
11130 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
11131 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
11133 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
11135 * basic-block.h (dump_regset, debug_regset): Remove duplicate
11137 * c-objc-common.h (c_initialize_diagnostics): Ditto.
11138 * ebitmap.h (dump_ebitmap): Ditto.
11139 * optabs.h (optab_libfunc): Ditto.
11140 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
11141 * tree-flow.h (vect_can_force_dr_alignment_p,
11142 get_vectype_for_scalar_type): Ditto.
11143 (vectorize_loops): Move prototype to ...
11144 * tree-vectorizer.h: ... here. Also, adjust comment.
11145 (vect_set_verbosity_level): Remove duplicate prototype.
11146 * tree-ssa-loop.c: Include tree-vectorizer.h.
11147 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
11149 2009-07-08 Nick Clifton <nickc@redhat.com>
11151 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
11154 2009-07-08 DJ Delorie <dj@redhat.com>
11156 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
11157 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
11158 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
11160 * config/mep/intrinsics.md: Regenerated.
11161 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
11162 registers when asm() or calls are detected.
11164 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
11167 * gimplify.c (gimplify_expr): Propagate no_warning flag when
11169 * gimple (gimple_build_call_from_tree): Likewise.
11170 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
11171 no_warning flag before warning.
11173 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11175 * tree.c (set_expr_locus): Remove.
11176 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
11177 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
11179 * gimplify.c (internal_get_tmp_var): Likewise.
11180 (gimplify_call_expr): Likewise.
11181 (gimplify_one_sizepos): Likewise.
11183 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
11186 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
11187 to variables for debugging purposes.
11189 2009-06-23 Mark Loeser <mark@halcy0n.com>
11192 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
11194 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11196 * pretty-print.c (pp_base_format): Remove %J.
11197 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11198 gcc_cxxdiag_char_table): Likewise.
11199 (init_dynamic_diag_info): Likewise.
11201 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11203 * pretty-print.c (pp_base_format): Remove %H.
11204 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11205 gcc_cxxdiag_char_table): Likewise.
11206 (init_dynamic_diag_info): Likewise.
11207 * config/mep/mep.c (mep_select_section): Likewise.
11209 2009-07-07 Duncan Sands <baldrick@free.fr>
11211 * final.c (pass_clean_state): Give the pass a name.
11212 * passes.c (pass_rest_of_compilation): Likewise.
11213 * tree-optimize.c (pass_all_optimizations): Likewise.
11215 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
11217 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
11218 an extra 'decl' for error_at.
11220 2009-07-07 Jakub Jelinek <jakub@redhat.com>
11222 PR middle-end/40669
11223 * tree-tailcall.c (adjust_return_value_with_ops,
11224 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
11225 if it has complex or vector type.
11227 2009-07-07 Olivier Hainque <hainque@adacore.com>
11229 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
11232 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
11234 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
11236 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11238 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
11239 * c-decl.c: Likewise.
11240 * function.c: Likewise.
11241 * varasm.c: Likewise.
11242 * tree-ssa.c: Likewise.
11243 * c-common.c: Likewise.
11244 * tree-cfg.c: Likewise.
11245 * config/spu/spu.c: Likewise.
11246 * config/ia64/ia64.c: Likewise.
11247 * config/v850/v850.c: Likewise.
11249 2009-07-06 DJ Delorie <dj@redhat.com>
11251 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
11252 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
11253 unspecified accesses to control registers.
11254 * config/mep/intrinsics.md: Regenerate.
11255 * config/mep/intrinsics.h: Regenerate.
11256 * config/mep/mep-intrin.h: Regenerate.
11258 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11260 * c-lex.c: Replace %H by an explicit location. Update all calls.
11261 * c-common.c: Likewise.
11262 * c-decl.c: Likewise.
11263 * c-typeck.c: Likewise.
11264 * fold-const.c: Likewise.
11265 * gimplify.c: Likewise.
11266 * stmt.c: Likewise.
11267 * tree-cfg.c: Likewise.
11268 * tree-ssa-loop-niter.c: Likewise.
11269 * tree-vrp.c: Likewise.
11270 * value-prof.c: Likewise.
11272 2009-07-06 Diego Novillo <dnovillo@google.com>
11274 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
11275 if it has one. Handle cases where VAR does not have an
11276 annotation or cfun is NULL.
11278 2009-07-06 Diego Novillo <dnovillo@google.com>
11280 * tree.c: Include debug.h.
11281 (initialize_tree_contains_struct): New.
11282 (init_ttree): Call it.
11283 (tree_node_structure_for_code): Factor out of ...
11284 (tree_node_structure): ... here.
11285 * treestruct.def (TS_PHI_NODE): Remove.
11286 (TS_GIMPLE_STATEMENT): Remove.
11288 2009-07-06 Diego Novillo <dnovillo@google.com>
11290 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
11291 (debug_tree_chain): Handle cycles.
11293 2009-07-06 Nick Clifton <nickc@redhat.com>
11294 DJ Delorie <dj@redhat.com>
11296 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11297 __FMOVD_ENABLED__ is defined.
11299 (TARGET_FMOVD): Provide a default definition.
11300 (MASK_FMOVD): Likewise.
11301 (TARGET_CPU_CPP_BUILTINS): Define
11302 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11303 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11304 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
11305 (split for DF load from memory into register): Also handle
11306 MEMs which consist of REG+DISP addressing.
11307 (split for DF store from register to memory): Likewise.
11308 (movsf_ie): Always use single fp_mode.
11309 * config/sh/sh.c (sh_override_options): Do not automatically
11310 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11311 that to the -mfmovd command line switch.
11312 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
11313 (fldi_ok): Always allow.
11314 * config/sh/sh.opt (mfmovd): Remove this switch.
11315 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11317 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
11318 Kaz Kojima <kkojima@gcc.gnu.org>
11320 PR rtl-optimization/30807
11321 * postreload.c (reload_combine): For every new use of REG_SUM,
11322 record the use of BASE.
11324 2009-07-06 Jan Hubicka <jh@suse.cz>
11326 * params.def: Revert my accidental commit at 2009-06-30.
11328 2009-07-04 Ian Lance Taylor <iant@google.com>
11331 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
11333 (mingw_format_attribute_overrides): Likewise.
11335 2009-07-04 Jakub Jelinek <jakub@redhat.com>
11338 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
11339 don't check cfa.reg. Instead of cfa.indirect use
11340 fde && fde->drap_reg != INVALID_REGNUM test.
11342 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
11344 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
11346 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
11349 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
11351 2009-07-03 Richard Guenther <rguenther@suse.de>
11353 PR tree-optimization/40640
11354 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11357 2009-07-03 Jan Hubicka <jh@suse.cz>
11359 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11360 for size, reduce amount of inlining.
11362 2009-07-03 Richard Guenther <rguenther@suse.de>
11364 PR middle-end/34163
11365 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11366 if t +- x is known to not overflow and the conversion widens the
11368 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11370 2009-07-03 Jan Hubicka <jh@suse.cz>
11372 * ipa-pure-const.c (analyze): Update loop optimizer init.
11373 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11374 try_remove_empty_loop, remove_empty_loops): Remove.
11375 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11376 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11377 to mark regular loops as neccesary.
11378 (degenerate_phi_p): New function.
11379 (propagate_necessity, remove_dead_phis): Use it.
11380 (forward_edge_to_pdom): Likewise.
11381 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11382 virtual PHI nodes that became unreachable.
11383 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11384 * tree-flow.h (remove_empty_loops): Remove.
11385 * passes.c (init_optimization_passes): Remove.
11387 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11389 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11390 can_create_pseudo_p.
11391 (*fix_trunc<mode>_i387_1): Ditto.
11392 (*floathi<mode>2_1): Ditto.
11393 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11394 (*fistdi2_1): Ditto.
11395 (*fist<mode>2_1): Ditto.
11396 (frndintxf2_floor): Ditto.
11397 (*fist<mode>2_floor_1): Ditto.
11398 (frndintxf2_ceil): Ditto.
11399 (*fist<mode>2_ceil_1): Ditto.
11400 (frndintxf2_trunc): Ditto.
11401 (frndintxf2_mask_pm): Ditto.
11402 (fxam<mode>2_i387_with_temp): Ditto.
11403 * config/i386/sse.md (mulv16qi3): Ditto.
11404 (*sse2_mulv4si3): Ditto.
11406 (sse4_2_pcmpestr): Ditto.
11407 (sse4_2_pcmpistr): Ditto.
11409 2009-07-03 Jan Hubicka <jh@suse.cz>
11411 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11412 (mark_stmt_necessary): Set it.
11413 (mark_operand_necessary): Set it.
11414 (mark_control_dependent_edges_necessary): Set it.
11415 (mark_virtual_phi_result_for_renaming): New function.
11416 (get_live_post_dom): New function.
11417 (forward_edge_to_pdom): New function.
11418 (remove_dead_stmt): Fix handling of control dependences.
11419 (tree_dce_init): Init new bitmap.
11420 (tree_dce_done): Free it.
11422 2009-07-02 Richard Guenther <rguenther@suse.de>
11425 * tree-ssa-structalias.c (new_var_info): Initialize
11428 2009-07-02 Jan Hubicka <jh@suse.cz>
11430 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11433 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11435 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11436 instead of recomputing it. Adjust calls.
11437 (emit_store_flag): Adjust recursive calls.
11439 2009-07-02 Richard Guenther <rguenther@suse.de>
11441 * tree-ssa-live.c (remove_unused_locals): Do not remove
11443 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11444 of DECL_EXTERNAL for HEAP variables.
11445 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11446 HEAP variables. Do not adjust RESTRICT vars.
11447 (find_what_var_points_to): Nobody cares if something
11448 points to READONLY.
11450 2009-07-02 Ben Elliston <bje@au.ibm.com>
11452 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11453 pc_low and pc_high declarations to the top of the function.
11455 2009-07-01 DJ Delorie <dj@redhat.com>
11457 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11458 registers as fixed.
11459 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11460 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11461 unspecified accesses to control registers.
11462 * config/mep/intrinsics.md: Regenerate.
11463 * config/mep/intrinsics.h: Regenerate.
11464 * config/mep/mep-intrin.h: Regenerate.
11466 2009-07-01 Anthony Green <green@moxielogic.com>
11468 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11469 instruction when possible.
11470 (moxie_expand_prologue): Ditto. Also, save an instruction and
11471 some complexity by popping off of $r12 instead of $sp.
11472 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11475 2009-07-01 Richard Henderson <rth@redhat.com>
11478 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11479 contained no insns, reposition note before last insn.
11481 2009-07-01 Richard Henderson <rth@redhat.com>
11484 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11485 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11487 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11490 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11491 darwin9 for printing reg addresses with %y.
11493 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11495 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11496 truncation from operands in binary operations.
11498 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11501 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11502 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11503 subreg of op0 to the original op0.
11505 * expmed.c (store_bit_field_1): Use a temporary as the destination
11506 instead of a paradoxical subreg when we need to truncate the result.
11508 2009-07-01 DJ Delorie <dj@redhat.com>
11510 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11511 names to VLIW variants.
11512 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11513 * config/mep/intrinsics.md: Regenerate.
11514 * config/mep/intrinsics.h: Regenerate.
11515 * config/mep/mep-intrin.h: Regenerate.
11517 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11520 * jump.c (returnjump_p): Revert last patch.
11521 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11523 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11526 * pa.md (casesi32p): Use jump table label to determine the offset
11528 (casesi64p): Likewise.
11530 * pa.c (forward_branch_p): Return bool type. Use instruction
11531 addresses when available. Assert that INSN has a jump label.
11532 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11535 2009-07-01 Richard Guenther <rguenther@suse.de>
11537 PR tree-optimization/19831
11538 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11539 that only act as barriers do not make any previous stores necessary.
11540 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11541 HEAP variables global, do not add a constraint from nonlocal.
11542 (find_func_aliases): Handle escapes through return statements.
11543 (compute_points_to_sets): Make escaped HEAP variables global.
11545 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11548 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11549 after reducing a DImode cstore to SImode.
11551 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11553 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11554 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11556 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11558 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11559 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11561 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11562 and umod_optab if TARGET_BSD_DIVMOD.
11563 * config/vax/lib1funcs.asm: New file.
11564 * config/vax/t-linux: New file.
11565 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11567 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11570 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11571 to type arguments that have void type.
11574 * dwarf2out.c (gen_formal_parameter_die): Call
11575 equate_decl_number_to_die if node is different from origin.
11577 2009-06-30 Anthony Green <green@moxielogic.com>
11579 Clean up moxie port for --enable-build-with-cxx.
11580 * config/moxie/moxie.c (moxie_function_value): First two
11581 parameters are const_tree, not tree.
11582 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11583 (REG_CLASS_NAMES): Ditto.
11584 (REGNO_REG_CLASS): Ditto.
11585 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11586 (moxie_function_value): Fix constyness of arguments.
11588 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11590 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11591 finalize_size_functions before further processing.
11592 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11593 (variable_size): Call self_referential_size on size expressions
11594 that contain a PLACEHOLDER_EXPR.
11595 (size_functions): New static variable.
11596 (copy_self_referential_tree_r): New static function.
11597 (self_referential_size): Likewise.
11598 (finalize_size_functions): New global function.
11599 * tree.c: Include tree-inline.h.
11600 (push_without_duplicates): New static function.
11601 (find_placeholder_in_expr): New global function.
11602 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11604 <tcc_expression>: Likewise.
11605 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11606 the call in the expression.
11607 * tree.h (finalize_size_functions): Declare.
11608 (find_placeholder_in_expr): Likewise.
11609 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11610 (substitute_placeholder_in_expr): Update comment.
11611 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11613 (copy_tree_body_r): Likewise.
11614 (copy_tree_body): New static function.
11615 (maybe_inline_call_in_expr): New global function.
11616 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11617 (maybe_inline_call_in_expr): Declare.
11618 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11619 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11622 2009-06-30 Richard Guenther <rguenther@suse.de>
11624 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11626 (propagate_necessity): Do not mark reaching defs of stores
11629 2009-06-30 Jan Hubicka <jh@suse.cz>
11631 * cfgloopanal.c (check_irred): Move into ...
11632 (mark_irreducible_loops): ... here; return true if ireducible
11634 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11635 (analyze_function): Try to prove loop finiteness.
11636 * cfgloop.h (mark_irreducible_loops): Update prototype.
11637 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11639 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11641 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11643 2009-06-30 Ira Rosen <irar@il.ibm.com>
11645 PR tree-optimization/40542
11646 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11649 2009-06-30 Martin Jambor <mjambor@suse.cz>
11651 PR tree-optimization/40582
11652 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11653 than useless_type_conversion_p.
11654 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11657 2009-06-30 Martin Jambor <mjambor@suse.cz>
11659 PR middle-end/40554
11660 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11662 2009-06-30 Richard Guenther <rguenther@suse.de>
11664 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11665 use ao_ref references.
11666 (walk_aliased_vdefs): Likewise.
11667 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11668 * tree-ssa-dce.c (struct ref_data): Remove.
11669 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11670 (mark_aliased_reaching_defs_necessary): Adjust.
11671 (mark_all_reaching_defs_necessary_1): Likewise.
11673 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11676 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11677 (emit_store_flag_1): Extract from emit_store_flag, adjust
11678 calls to (what now is) emit_cstore.
11679 (emit_store_flag): Call emit_store_flag_1 and also use it
11680 for what used to be recursive calls.
11682 2009-06-30 Wei Guozhi <carrot@google.com>
11685 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11686 if the target bb post dominates from bb.
11687 * config/i386/i386.c (memory_address_length): Check existence of base
11688 register before using it.
11690 2009-06-30 Nick Clifton <nickc@redhat.com>
11691 DJ Delorie <dj@redhat.com>
11693 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11694 __FMOVD_ENABLED__ is defined.
11696 (TARGET_FMOVD): Provide a default definition.
11697 (MASK_FMOVD): Likewise.
11698 (TARGET_CPU_CPP_BUILTINS): Define
11699 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11700 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11701 two fmov instructions depending upon whether TARGET_FMOVD is
11703 (split for DF load from memory into register): Also handle
11704 MEMs which consist of REG+DISP addressing.
11705 (split for DF store from register to memory): Likewise.
11706 * config/sh/sh.opt (mfmovd): Remove this switch.
11707 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11708 * config/sh/sh.c (sh_override_options): Do not automatically
11709 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11710 that to the -mfmovd command line switch.
11712 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11714 (fldi_ok): Always allow.
11715 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11717 2009-06-29 DJ Delorie <dj@redhat.com>
11719 * doc/install.texi (mep-x-elf): Correct chip's full name.
11721 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11723 * doc/extend.texi: Fix typo.
11725 2009-06-29 Tom Tromey <tromey@redhat.com>
11727 * dwarf2.h: Remove.
11728 * Makefile.in (DWARF2_H): New variable.
11729 (except.o): Use it.
11730 (dwarf2out.o): Likewise.
11731 (dwarf2asm.o): Likewise.
11732 * config/i386/t-i386: Use DWARF2_H.
11733 * except.c: Include elf/dwarf2.h.
11734 * unwind-dw2.c: Include elf/dwarf2.h.
11735 * dwarf2out.c: Include elf/dwarf2.h.
11736 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11737 <dtprel>: New field.
11738 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11739 (size_of_loc_descr): Likewise.
11740 (output_loc_operands_raw): Likewise.
11741 (output_loc_operands): Handle new dtprel field.
11742 (loc_checksum): Update.
11743 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11744 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11745 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11746 * dwarf2asm.c: Include elf/dwarf2.h.
11747 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11748 * config/mmix/mmix.c: Include elf/dwarf2.h.
11749 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11750 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11751 * config/sh/sh.c: Include elf/dwarf2.h.
11752 * config/i386/i386.c: Include elf/dwarf2.h.
11754 2009-06-29 DJ Delorie <dj@redhat.com>
11756 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11758 * doc/extend.texi: Add MeP attributes and pragmas.
11759 * doc/invoke.text: Add MeP Options.
11760 * doc/contrib.texi: Add MeP contribution.
11761 * doc/md.texi: Add MeP constraints.
11762 * doc/install.texi: Add MeP target.
11764 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11766 * target.h (struct gcc_target): Add frame_pointer_required field.
11767 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11768 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11769 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11771 * reload1.c (update_eliminables): (Ditto.).
11772 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11773 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11774 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11776 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11778 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11779 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11780 (arm_frame_pointer_required): New function.
11782 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11783 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11784 (avr_frame_pointer_required_p): Declare as static.
11785 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11787 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11788 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11789 (bfin_frame_pointer_required): Make as static, change return type
11791 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11793 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11794 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11795 (cris_frame_pointer_required): New function.
11797 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11799 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11800 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11801 (fr30_frame_pointer_required): New function.
11803 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11804 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11805 (frv_frame_pointer_required): Make as static, change return type
11807 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11809 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11810 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11811 (ix86_frame_pointer_required): Make as static, change return type to
11813 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11815 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11816 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11818 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11820 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11822 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11824 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11825 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11826 (mips_frame_pointer_required): Make as static.
11827 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11829 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11830 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11831 (mmix_frame_pointer_required): Mew function.
11833 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11834 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11836 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11838 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11840 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11842 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11843 (CAN_ELIMINATE): Redefine.
11844 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11845 (sparc_frame_pointer_required): New function.
11846 (sparc_can_eliminate): New function.
11847 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11849 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11850 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11852 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11853 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11854 (xtensa_frame_pointer_required): Make as static, change return type
11856 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11859 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11861 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11862 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11863 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11864 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11865 (register_callback): Handle PLUGIN_START_UNIT.
11866 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11868 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11870 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11872 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11873 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11875 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11877 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11880 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11882 * doc/extend.texi (Additional Floating Types): __float128 is also
11883 supported on i386 targets.
11885 2009-06-29 Richard Guenther <rguenther@suse.de>
11887 PR middle-end/14187
11888 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11890 (pt_solutions_same_restrict_base): Declare.
11891 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11893 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11894 (make_constraint_from, make_copy_constraint): Move earlier.
11895 (make_constraint_from_heapvar): New function.
11896 (make_constraint_from_restrict): Likewise.
11897 (handle_lhs_call): Use it.
11898 (find_func_aliases): Use it to track conversions to restrict
11899 qualified pointers.
11900 (struct fieldoff): Add only_restrict_pointers flag.
11901 (push_fields_onto_fieldstack): Initialize it.
11902 (create_variable_info_for): Track global restrict qualified pointers.
11903 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11904 Track restrict qualified pointer arguments.
11905 (set_uids_in_ptset): Use varinfo is_global_var flag.
11906 (find_what_var_points_to): Set the vars_contains_restrict flag.
11907 Always create the points-to solution for sets including restrict tags.
11908 (pt_solutions_same_restrict_base): New function.
11909 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11910 qualified pointers use pt_solutions_same_restrict_base as
11911 additional source for disambiguation.
11913 2009-06-29 Richard Guenther <rguenther@suse.de>
11915 PR middle-end/38212
11916 * alias.c (find_base_decl): Remove.
11917 (get_deref_alias_set_1): Remove restrict handling.
11918 * c-common.c (c_apply_type_quals_to_decl): Do not set
11919 DECL_POINTER_ALIAS_SET.
11920 * gimplify.c (find_single_pointer_decl_1): Remove.
11921 (find_single_pointer_decl): Likewise.
11922 (internal_get_tmp_var): Remove restrict handling.
11923 (gimple_regimplify_operands): Likewise.
11924 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11925 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11926 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11927 * tree.c (restrict_base_for_decl): Remove.
11928 (init_ttree): Do not allocate it.
11929 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11930 LABEL_DECL_UID for label decls.
11931 (copy_node_stat): Do not copy restrict information.
11932 (decl_restrict_base_lookup): Remove.
11933 (decl_restrict_base_insert): Likewise.
11934 (print_restrict_base_statistics): Likewise.
11935 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11936 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11937 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11938 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11939 (LABEL_DECL_UID): Adjust.
11940 (DECL_BASED_ON_RESTRICT_P): Remove.
11941 (DECL_GET_RESTRICT_BASE): Likewise.
11942 (SET_DECL_RESTRICT_BASE): Likewise.
11943 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11945 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11946 instead of DECL_POINTER_ALIAS_SET.
11947 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11948 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11949 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11951 2009-06-29 Richard Guenther <rguenther@suse.de>
11953 PR tree-optimization/40579
11954 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11955 the IL to simplify has constants that overflowed.
11957 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11959 PR tree-optimization/40550
11960 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11961 vector_compute_type only when the size of vector_compute_type is
11962 less than the size of type.
11964 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11966 * fold-const.c (contains_label_1): Fix comments.
11967 (contains_label_p): Do not walk trees multiple time.
11969 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11971 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11972 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11973 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11974 ix86_fp_comparison_operator.
11975 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11976 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11977 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11978 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11979 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11980 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11981 (related splits): Change predicate to ix86_fp_comparison_operator.
11982 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11983 instead of ix86_fp_comparison_codes.
11984 (ix86_trivial_fp_comparison_operator,
11985 ix86_fp_comparison_operator): New.
11986 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11987 (ix86_expand_compare): Eliminate last two parameters.
11988 (ix86_fp_jump_nontrivial_p): Kill.
11989 * config/i386/i386.c (put_condition_code): Eliminate call to
11990 ix86_fp_comparison_codes and subsequent assertion.
11991 (ix86_fp_comparison_codes): Eliminate.
11992 (ix86_fp_swap_condition): New.
11993 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11994 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11995 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11996 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11997 and ix86_fp_swap_condition.
11998 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11999 Use ix86_fp_comparison_strategy.
12000 (ix86_expand_compare): Likewise. Eliminate last two arguments.
12001 (ix86_fp_jump_nontrivial_p): Eliminate.
12002 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
12003 call to ix86_expand_compare.
12004 (ix86_split_fp_branch, ix86_expand_setcc,
12005 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
12006 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
12008 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12010 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
12011 related to jump_clobbers.
12012 * config/arm/arm.md (conds): Remove jump_clob case.
12013 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
12014 splits): Change comparison_operator to arm_comparison_operator.
12015 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
12018 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12020 * dojump.c (do_compare_rtx_and_jump): Try swapping the
12021 condition for floating point modes.
12022 * expmed.c (emit_store_flag_1): Move here a bigger part
12023 of emit_store_flag.
12024 (emit_store_flag): Try swapping the condition for floating point
12026 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
12028 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12030 * expr.c (expand_expr_real_1): Just use do_store_flag.
12031 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
12032 emit_store_flag_force.
12033 * expmed.c (emit_store_flag_force): Copy here trick
12034 previously in expand_expr_real_1. Try reversing the comparison.
12035 (emit_store_flag_1): Work if target is NULL.
12036 (emit_store_flag): Work if target is NULL, using the result mode
12037 from the comparison. Use split_comparison, restructure final part
12038 to simplify conditionals.
12040 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12042 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
12043 * dojump.c (do_jump): Change handling of floating-point
12044 ops to use just do_compare_and_jump.
12045 (split_comparison): New.
12046 (do_compare_rtx_and_jump): Add here logic coming previously
12047 in do_jump, using split_comparison.
12049 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
12052 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
12054 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12056 * tree-ssa-alias.c: Fix unintentional commit.
12058 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12060 * passes.c (execute_one_pass): Fix unintentional commit.
12062 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12064 * df-problems.c (df_set_seen, df_unset_seen): Delete.
12065 (df_rd_local_compute, df_md_local_compute): Inline them.
12067 (df_md_scratch): New.
12068 (df_md_alloc, df_md_free): Allocate/free it.
12069 (df_md_local_compute): Only include live registers in init.
12070 (df_md_transfer_function): Prune the in-set computed by
12071 the confluence function, and the gen-set too.
12073 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12075 PR rtl-optimization/26854
12076 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
12077 * df-problems.c (df_rd_add_problem): Fix comment.
12078 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
12079 df_md_simulate_artificial_defs_at_top,
12080 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
12081 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
12082 df_md_transfer_function, df_md_init, df_md_confluence_0,
12083 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
12084 problem_MD, df_md_add_problem): New.
12085 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
12086 df_md_get_bb_info): New.
12087 (DF_LAST_PROBLEM_PLUS1): Adjust.
12089 * Makefile.in (fwprop.o): Include domwalk.h.
12090 * fwprop.c: Include domwalk.h.
12091 (reg_defs, reg_defs_stack): New.
12092 (bitmap_only_bit_between): Remove.
12093 (process_defs): New.
12094 (process_uses): Use reg_defs and local_md instead of
12095 bitmap_only_bit_between and local_rd.
12096 (single_def_use_enter_block): New, from build_single_def_use_links.
12097 (single_def_use_leave_block): New.
12098 (build_single_def_use_links): Remove code moved to
12099 single_def_use_enter_block, invoke domwalk.
12100 (use_killed_between): Adjust comment.
12102 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12104 * bitmap.h (bitmap_ior_and_into): New.
12105 * bitmap.c (bitmap_ior_and_into): New.
12107 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12109 * domwalk.h (struct dom_walk_data): Remove all callbacks except
12110 before_dom_children_before_stmts and after_dom_children_after_stmts.
12111 Rename the two remaining callbacks to just before_dom_children and
12112 after_dom_children. Remove other GIMPLE statement walking bits.
12113 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
12114 * graphite.c: Do not include domwalk.h.
12115 * tree-into-ssa.c (interesting_blocks): New global.
12116 (struct mark_def_sites_global_data): Remove it and names_to_rename.
12117 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
12118 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
12119 now that they're not domwalk callbacks.
12120 (rewrite_initialize_block): Rename to...
12121 (rewrite_enter_block): ... this, place after called functions. Test
12122 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
12123 (rewrite_finalize_block): Rename to...
12124 (rewrite_leave_block): ... this, place after called functions.
12125 (rewrite_update_init_block): Rename to...
12126 (rewrite_update_enter_block): ... this, place after called functions.
12127 Test interesting_blocks, call rewrite_update_stmt and
12128 rewrite_update_phi_arguments.
12129 (rewrite_update_fini_block): Rename to...
12130 (rewrite_leave_block): ... this, place after called functions.
12131 (rewrite_blocks): Remove last argument, simplify initialization of
12133 (mark_def_sites_initialize_block): Rename to...
12134 (mark_def_sites_block): ... this, call mark_def_sites.
12135 (mark_def_sites_blocks): Remove argument, simplify initialization of
12137 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
12138 (update_ssa): Likewise.
12139 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
12141 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
12142 (dom_opt_initialize_block): Rename to...
12143 (dom_opt_enter_block): ... this, place after called functions. Walk
12144 statements here, inline propagate_to_outgoing_edges.
12145 (dom_opt_finalize_block): Rename to...
12146 (dom_opt_leave_block): ... this, place after called functions.
12147 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
12149 (dse_enter_block, dse_record_phi): New.
12150 (dse_record_phis): Delete.
12151 (dse_finalize_block): Rename to...
12152 (dse_leave_block): ... this.
12153 (tree_ssa_dse): Simplify initialization of walk_data.
12154 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
12155 Adjust initialization of walk_data.
12156 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
12157 * tree-ssa-loop-phiopt.c (get_non_trapping):
12158 Adjust initialization of walk_data.
12159 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
12160 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
12161 it's not a domwalk callback.
12162 (uncprop_initialize_block): Rename to...
12163 (dse_enter_block): ... this, call uncprop_into_successor_phis.
12164 (dse_finalize_block): Rename to...
12165 (dse_leave_block): ... this.
12166 (tree_ssa_uncprop): Simplify initialization of walk_data.
12167 * Makefile.in: Adjust dependencies.
12169 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
12171 * arm.md (casesi): Fix test for Thumb1.
12172 (thumb1_casesi_internal_pic): Likewise.
12173 (thumb1_casesi_dispatch): Likewise.
12175 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
12177 * config/arm/arm-cores.def: Added core cortex-m0.
12178 * config/arm/arm-tune.md: Regenerated.
12179 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
12181 2009-06-26 DJ Delorie <dj@redhat.com>
12183 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
12185 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
12186 the scheduler doesn't tag jump insns.
12188 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
12190 * c-decl.c (merge_decls): Re-indent.
12192 2009-06-26 Janis Johnson <janis187@us.ibm.com>
12195 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
12196 Special-case decimal float constants.
12198 2009-06-26 Richard Henderson <rth@redhat.com>
12200 * function.h (struct function): Add cannot_be_copied_reason,
12201 and cannot_be_copied_set.
12202 * tree-inline.c (has_label_address_in_static_1): Rename from
12203 inline_forbidden_p_2; don't set inline_forbidden_reason here.
12204 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
12205 don't set inline_forbidden_reason.
12206 (copy_forbidden): New function, split out of inline_forbidden_p.
12207 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
12208 (inline_forbidden_p): Use copy_forbidden.
12209 (tree_versionable_function_p): Likewise.
12210 (inlinable_function_p): Merge into tree_inlinable_function_p.
12211 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
12212 * ipa-cp.c (ipcp_versionable_function_p): New function.
12213 (ipcp_cloning_candidate_p): Use it.
12214 (ipcp_node_modifiable_p): Likewise.
12216 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
12218 * builtins.c (expand_builtin_alloca): Handle builtin alloca
12219 that is marked not to be inlined. Remove flag_mudflap use.
12220 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
12221 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
12223 2009-06-26 Steve Ellcey <sje@cup.hp.com>
12226 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
12227 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
12229 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
12231 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
12233 (__mingwthr_remove_key_dtor): Likewise.
12235 2009-06-26 Richard Guenther <rguenther@suse.de>
12237 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
12239 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
12241 PR middle-end/40525
12242 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
12243 try the non-cond_exec path also.
12245 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12248 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
12249 (output_cbranch): Use new functions.
12250 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
12253 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
12254 Pat Haugen <pthaugen@us.ibm.com>
12255 Revital Eres <ERES@il.ibm.com>
12257 * config/rs6000/rs6000.c (print_operand): Correct lossage message
12258 for %c error. Add %x support to print VSX registers as a unified
12259 register set, instead of separate float and altivec registers.
12260 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
12261 %y case, and add support for VSX pre-modify addresses.
12262 (output_toc): Add assert for CONST containing an integer constant
12264 (rs6000_adjust_cost): Add POWER7 support.
12265 (insn_must_be_first_in_group): Ditto.
12266 (insn_must_be_last_in_group): Ditto.
12267 (rs6000_emit_popcount): Ditto.
12268 (rs6000_vector_mode_supported_p): Ditto.
12270 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
12271 Change some of the functions called by macros to being called
12272 through a pointer, so debug functions can be inserted if
12273 -mdebug=addr or -mdebug=cost.
12274 (rs6000_preferred_reload_class_ptr): Ditto.
12275 (rs6000_secondary_reload_class_ptr): Ditto.
12276 (rs6000_secondary_memory_needed_ptr): Ditto.
12277 (rs6000_cannot_change_mode_class_ptr): Ditto.
12278 (rs6000_secondary_reload_inner): Ditto.
12279 (rs6000_legitimize_reload_address): Ditto.
12280 (rs6000_legitimize_reload_address_ptr): Ditto.
12281 (rs6000_mode_dependent_address): Ditto.
12282 (rs6000_mode_dependent_address_ptr): Ditto.
12284 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
12285 function to return true if the mode allows reg + integer
12287 (virtual_stack_registers_memory_p): New function to return true if
12288 the address refers to a virtual stack register.
12289 (rs6000_legitimate_offset_address_p): Move code to say whether a
12290 mode supports reg+int addressing to reg_offset_addressing_ok_p and
12292 (rs6000_legitimate_address_p): Add checks for modes that only can
12293 do reg+reg addressing. Start adding VSX support.
12294 (rs6000_legitimize_reload_address): Ditto.
12295 (rs6000_legitimize_address): Ditto.
12296 (rs6000_debug_legitimate_address_p): New debug functions for
12297 -mdebug=addr and -mdebug=cost.
12298 (rs6000_debug_rtx_costs): Ditto.
12299 (rs6000_debug_address_costs): Ditto.
12300 (rs6000_debug_adjust_cost): Ditto.
12301 (rs6000_debug_legitimize_address): Ditto.
12302 (rs6000_legitimize_reload_address_ptr): Point to call normal
12303 function or debug function. Make functions called via pointer
12305 (rs6000_mode_dependent_address_ptr): Ditto.
12306 (rs6000_secondary_reload_class_ptr): Ditto.
12307 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
12308 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
12309 into a friendlier error.
12310 (rs6000_init_builtins): Add initial VSX support.
12311 (rs6000_adjust_cost): Fix some spacing issues.
12313 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
12314 (REG_CLASS_NAMES): Ditto.
12315 (REG_CLASS_CONTENTS): Ditto.
12316 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
12317 pointer, to add -mdebug=addr support.
12318 (CANNOT_CHANGE_MODE_CLASS): Ditto.
12319 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
12320 -mdebug=addr support.
12321 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
12322 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
12323 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
12325 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
12327 (bswapsi*): Set attribute types for load/store. Add combiner
12328 patterns to eliminate zero extend on 64-bit.
12329 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
12330 stdbrx if the hardware supports those instructions.
12332 2009-06-25 Ian Lance Taylor <iant@google.com>
12334 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
12335 (Link Options): Document -static-libstdc++.
12337 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12340 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
12341 DATA_ALIGNMENT instead.
12343 2009-06-25 Richard Guenther <rguenther@suse.de>
12345 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
12346 indirect references against the callused/escaped solutions.
12347 (call_may_clobber_ref_p_1): Likewise.
12349 2009-06-25 Martin Jambor <mjambor@suse.cz>
12351 PR tree-optimization/40493
12352 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
12353 (enum unscalarized_data_handling): New type.
12354 (handle_unscalarized_data_in_subtree): Return what has been done.
12355 (load_assign_lhs_subreplacements): Handle left flushes differently.
12356 (sra_modify_assign): Use unscalarized_data_handling, simplified
12357 condition determining whether to remove the statement.
12359 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12361 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12362 excerpt - @ should be doubled for texinfo.
12364 2009-06-24 Ian Lance Taylor <iant@google.com>
12366 * config/arc/arc.c: Include "df.h".
12367 (arc_attribute_table): Make static. Move higher in file.
12368 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12369 (output_shift): Initialize n later to avoid warning.
12370 * config/arm/arm.c (arm_attribute_table): Make static. Move
12372 * config/avr/avr.c (avr_attribute_table): Make static. Move
12374 (reg_class_tab): Change array type from int to enum reg_class.
12375 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12377 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12378 (lshrhi3_out): Likewise.
12379 (class_likely_spilled_p): Change return type to bool.
12380 (avr_rtx_costs): Use local code variable with enum type.
12381 * config/avr/avr.md (movmemhi): Use add_reg_note.
12382 (andhi3, andsi3): Don't use AS2 with "and".
12383 (iorhi3, iorsi3): Don't use AS2 with "or".
12384 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12385 * config/crx/crx.c: Include "df.h".
12386 (crx_attribute_table): Make static.
12387 * config/m32r/m32r.c: Include "df.h".
12388 (m32r_attribute_table): Make static. Move higher in file.
12389 (pop): Use add_reg_note.
12390 (block_move_call): Change 0 to LCT_NORMAL in function call.
12391 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12392 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12393 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12394 declare, not just when TREE_CODE is defined.
12395 * config/m68hc11/m68hc11.c: Include "expr.h".
12396 (m68hc11_attribute_table): Make static. Move higher in file.
12397 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12399 (m68hc11_register_indirect_p): Likewise.
12400 (m68hc11_function_arg_padding): Change return type to enum
12402 (emit_move_after_reload): Use add_reg_note.
12403 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12404 (m68hc11_split_logical): Likewise.
12405 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12407 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12408 to VOIDmode in function call.
12409 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12411 (m68hc11_split_logical): Update declaration.
12412 (m68hc11_function_arg_padding): Update declaration.
12413 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12414 to array of enum reg_class.
12415 (mcore_attribute_table): Make static. Move higher in file.
12416 (mcore_rtx_costs): Add cast to enum type.
12417 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12418 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12419 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12421 * config/sh/predicates.md (trapping_target_operand): Rename and to
12423 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12425 * config/spu/spu.c (spu_attribute_table): Make static. Move
12427 * config/v850/v850.c (v850_attribute_table): Make static. Move
12429 (v850_rtx_costs): Use local code with enum type.
12430 (expand_epilogue): Add cast.
12431 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12433 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12436 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12437 -m2a-single-only and -m2a-nofpu.
12438 * config/sh/sh.opt: Document m2a generates FPU code.
12440 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12442 * defaults.h (CAN_ELIMINATE): Provide default.
12443 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12444 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12445 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12446 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12447 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12448 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12449 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12450 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12451 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12452 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12454 2009-06-24 DJ Delorie <dj@redhat.com>
12456 * mep-ext-cop.cpu: Fix copyright notice.
12457 * mep-default: Fix copyright notice.
12458 * mep-core: Fix copyright notice.
12459 * mep: Fix copyright notice.
12460 * mep-ivc2: Fix copyright notice.
12461 * mep-c5: Fix copyright notice.
12463 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12465 * doc/contrib.texi (Contributors):
12467 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12469 PR middle-end/40501
12470 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12471 src and dst operands if necessary.
12473 2009-06-23 DJ Delorie <dj@redhat.com>
12476 * config.gcc: Add mep support.
12477 * recog.c: Resurrect validate_replace_rtx_subexp().
12478 * recog.h: Likewise.
12479 * config/mep/: Add new port:
12480 * config/mep/constraints.md: New file.
12481 * config/mep/default.h: New file.
12482 * config/mep/intrinsics.h: New file.
12483 * config/mep/intrinsics.md: New file.
12484 * config/mep/ivc2-template.h: New file.
12485 * config/mep/mep-c5.cpu: New file.
12486 * config/mep/mep-core.cpu: New file.
12487 * config/mep/mep-default.cpu: New file.
12488 * config/mep/mep-ext-cop.cpu: New file.
12489 * config/mep/mep-intrin.h: New file.
12490 * config/mep/mep-ivc2.cpu: New file.
12491 * config/mep/mep-lib1.asm: New file.
12492 * config/mep/mep-lib2.c: New file.
12493 * config/mep/mep-pragma.c: New file.
12494 * config/mep/mep-protos.h: New file.
12495 * config/mep/mep-tramp.c: New file.
12496 * config/mep/mep.c: New file.
12497 * config/mep/mep.cpu: New file.
12498 * config/mep/mep.h: New file.
12499 * config/mep/mep.md: New file.
12500 * config/mep/mep.opt: New file.
12501 * config/mep/predicates.md: New file.
12502 * config/mep/t-mep: New file.
12504 2009-06-23 Ian Lance Taylor <iant@google.com>
12506 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12507 from loose_warn into c_loose_warn and from strict_warn into
12508 c_strict_warn. Set and substitute warn_cxxflags. Check for
12509 --enable-build-with-cxx. Set and substitute
12510 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12511 * Makefile.in (CXXFLAGS): New variable.
12512 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12513 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12514 the default is the same as $(STRICT_WARN).
12515 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12516 (CXX): New variable.
12517 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12518 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12519 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12520 (HOST_LIBS): New variable.
12521 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12522 (ALL_CXXFLAGS): New variable.
12523 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12524 * doc/install.texi (Configuration): Document
12525 --enable-build-with-cxx, --with-stage1-ldflags,
12526 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12527 * configure: Rebuild.
12529 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12531 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12532 from previous commit.
12534 2009-06-23 Ian Lance Taylor <iant@google.com>
12536 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12538 2009-06-23 Ian Lance Taylor <iant@google.com>
12540 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12541 with ATTRIBUTE_UNUSED.
12543 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12544 Pat Haugen <pthaugen@us.ibm.com>
12545 Revital Eres <eres@il.ibm.com>
12547 * config.in (HAVE_AS_POPCNTD): Add default definition.
12548 (HAVE_AS_LWSYNC): Ditto.
12550 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12552 (gcc_cv_as_powerpc_cmpb): Ditto.
12553 (gcc_cv_as_powerpc_dfp): Ditto.
12554 (gcc_cv_as_powerpc_vsx): Ditto.
12555 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12556 supporting the popcntd/lwsync instructions.
12557 (gcc_cv_as_powerpc_lwsync): Ditto.
12558 * configure: Regenerate.
12560 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12561 -mcpu=native and -mcpu=power7.
12562 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12564 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12565 a variable instead of a mask to reduce the number of mask bits.
12566 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12567 (-mbit-word): Ditto.
12568 (-mregnames): Ditto.
12569 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12570 (-mfused-madd): Ditto.
12572 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12574 (-mvsx): New switch for VSX instructions.
12575 (-misel): Move from a variable to a mask to allow it to be set by
12578 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12579 function declaration to an array declaration.
12580 (rs6000_hard_regno_nregs): New external array declaration.
12582 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12583 files included by rs6000.md.
12585 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12586 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12588 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12590 (rs6000_debug_reg): New -mdebug= variables.
12591 (rs6000_debug_addr): Ditto.
12592 (rs6000_debug_cost): Ditto.
12593 (rs6000_pmode): New variable to hold Pmode.
12594 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12595 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12596 calculated at compiler start.
12597 (rs6000_hard_regno_nregs): Change function to an array which holds
12598 HARD_REGNO_NREGS calculated at compiler start.
12599 (rs6000_explicit_options): Delete isel field.
12600 (rs6000_vector_unit): New array to hold which vector unit
12601 supports arithmetic options for a given type.
12602 (rs6000_vector_mem): New array to hold which vector unit supports
12603 memory reference operations for a given type.
12604 (rs6000_vector_align): New array to given the alignment of each
12606 (power7_cost): New basic costs for power7.
12607 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12608 (rs6000_hard_regno_nregs_internal): New function, moved from
12609 HARD_REGNO_NREGS, to calculate the number of registers each hard
12610 register takes for each type.
12611 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12612 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12613 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12614 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12615 unit information here so it is calculated once at compiler startup
12617 (rs6000_override_options): Make -misel a target mask. Add more
12618 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12619 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12621 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12622 (rs6000_handle_option): Move -misel from variable to target mask.
12623 (rs6000_builtin_mask_for_load): Add VSX support.
12624 (rs6000_conditional_register_usage): Ditto.
12625 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12626 (function_arg_boundary): Ditto.
12627 (rs6000_expand_builtin): Ditto.
12628 (def_builtin): Make abort message a little friendlier.
12629 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12631 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12632 assembler support the popcntd instruction instead of a vsx
12633 instruction to enable power7 support.
12634 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12635 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12636 option to the assembler if -mcpu=native.
12637 (ASM_CPU_NATIVE_SPEC): Ditto.
12638 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12640 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12641 the lwsync instruction.
12642 (enum processor_type): Add PROCESSOR_POWER7.
12643 (rs6000_debug_reg): New -mdebug= options.
12644 (rs6000_debug_addr): Ditto.
12645 (rs6000_debug_cost): Ditto.
12646 (rs6000_isel): Delete.
12647 (enum rs6000_vector): New enum to say what vector unit we have.
12648 (VECTOR_UNIT_*): New macros to say which vector unit has
12649 arithmetic operations for a given type.
12650 (VECTOR_MEM_*): New macros to say which vector unit has memory
12651 operations for a given type.
12652 (TARGET_LDBRX): Whether the machine supports the ldbrx
12654 (TARGET_ISEL): Delete, -misel moved to be a mask.
12655 (TARGET_ISEL64): New macro for 64-bit isel support.
12656 (UNITS_PER_VSX_WORD): New macro.
12657 (POINTER_SIZE): Move to be an external variable, rather than
12658 calculating whether we are generating 32 ot 64-bit code.
12660 (STACK_BOUNDARY): Add VSX support.
12661 (LOCAL_ALIGNMENT): Ditto.
12662 (SLOW_UNALIGNED_ACCESS): Ditto.
12663 (VSX_REGNO_P): New macro for VSX support.
12664 (VFLOAT_REGNO_P): Ditto.
12665 (VINT_REGNO_P): Ditto.
12666 (VLOGICAL_REGNO_P): Ditto.
12667 (VSX_VECTOR_MODE): Ditto.
12668 (VSX_SCALAR_MODE): Ditto.
12670 (VSX_MOVE_MODE): Ditto.
12671 (VSX_REG_CLASS_P): Ditto.
12672 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12674 (UNITS_PER_SIMD_WORD): Add VSX support.
12675 (MODES_TIEABLE_P): Ditto.
12676 (STARTING_FRAME_OFFSET): Ditto.
12677 (STACK_DYNAMIC_OFFSET): Ditto.
12678 (EPILOGUE_USES): Ditto.
12679 (REGNO_REG_CLASS): Move to array lookup.
12680 (CLASS_MAX_NREGS): Ditto.
12681 (rs6000_vector_reg_class): Add declaration.
12682 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12683 overlap with the floating point and Altivec registers.
12685 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12687 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12688 give the appropriate asm switches if -mcpu=native.
12689 (host_detect_local_cpu): Add support for "asm".
12690 (host_detect_local_cpu): Follow GNU code guidelines for name.
12692 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12693 -mbit-word to a variable instead of being a target mask.
12695 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12696 emit the lwsync instruction instead of emitting the instruction as
12697 an integer constant.
12699 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12700 fixuns_trundfsi2, move expander into rs6000.md.
12702 * config/rs6000/rs6000.md (cpu): Add power7.
12703 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12704 (logical predicate patterns): Change the single instruction
12705 primitives that set CR0 to be fast_compare instead of compare.
12707 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12708 (popcntddi2): Ditto.
12709 (popcount<mode>): Ditto.
12710 (floating multiply/add insns): Name the floating point
12711 multiply/add insns.
12712 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12713 (isel_unsigned_<mode>): Ditto.
12714 (fixuns_trundfsi2): Move expander here from spe.md.
12715 (smindi3): Define if we have -misel on 64-bit systems.
12720 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12722 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12724 * config/avr/avr.c (avr_current_device): New variable.
12725 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12726 (avr_arch, mcu_type_s): Move to avr.h.
12727 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12728 default_data_section_start fields.
12729 (avr_arch): Moved from avr.c.
12730 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12731 library_name fields.
12732 (avr_current_device, avr_mcu_types, avr_arch_types,
12733 avr_device_to_arch, avr_device_to_data_start,
12734 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12735 (EXTRA_SPEC_FUNCTIONS): Define.
12736 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12737 options mapping. Use device_to_arch and device_to_data_start insted.
12738 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12739 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12740 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12741 * config/avr/driver-avr.c: New file.
12742 * config/avr/avr-devices.c: New file.
12744 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12746 * var-tracking.c (unshare_variable): Force initialized to
12747 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12748 (set_variable_part): Likewise.
12749 (struct variable_union_info): Remove pos_src field.
12750 (vui_vec, vui_allocated): New variables.
12751 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12752 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12753 == 1 use a simpler sorting algorithm. Compute pos field right
12754 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12755 Avoid quadratic comparison if !flag_var_tracking_uninit.
12756 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12757 unshare_variable unconditionally.
12758 (dataflow_set_different_2): Removed.
12759 (dataflow_set_different): Don't traverse second hash table.
12760 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12761 unconditionally to var_reg_set or var_mem_set.
12762 (emit_notes_in_bb): Likewise.
12763 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12765 (emit_note_insn_var_location): Don't set initialized to
12766 VAR_INIT_STATUS_INITIALIZED early.
12767 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12769 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12771 * tree-object-size.c (addr_object_size): Instead of checking
12772 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12773 are no FIELD_DECLs following it.
12775 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12777 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12778 order to match bswaps with signed source operands.
12780 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12782 * sdbout.c (sdbout_one_type): Fix braces in switch.
12784 2009-06-23 Richard Guenther <rguenther@suse.de>
12786 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12788 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12789 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12790 var_callused, callused_tree, var_storedanything, storedanything_tree,
12791 var_integer, integer_tree): Remove global variables.
12792 (new_var_info): Do not pass new id, append the new var to the
12793 global variable vector.
12794 (do_ds_constraint): Use is_global_var member of the variable-info.
12795 (new_scalar_tmp_constraint_exp): Adjust.
12796 (create_function_info_for): Likewise.
12797 (create_variable_info_for): Likewise.
12798 (find_what_var_points_to): Remove dead code.
12799 (init_base_vars): Simplify.
12800 (compute_points_to_sets): Adjust.
12802 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12804 * combine.c (try_combine): Dump information about the insns we're
12807 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12809 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12810 check when calling force_to_mode on TRUNCATE's operand.
12812 2009-06-22 Ian Lance Taylor <iant@google.com>
12814 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12816 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12818 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12820 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12822 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12823 override library linkage flags such as -static-libgcc or
12826 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12828 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12830 2009-06-22 Ian Lance Taylor <iant@google.com>
12832 * config/linux.opt: Put mglibc ahead of muclibc.
12834 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12835 for duplicate decls.
12837 2009-06-22 Matthias Klose <doko@ubuntu.com>
12839 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12841 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12844 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12845 instead of NULL if a parser error occurs.
12847 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12849 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12850 non-DWARF2_DEBUGGING_INFO version.
12852 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12854 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12855 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12857 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12858 (LIBGCC2_TF_CEXT): Define.
12861 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12864 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12866 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12868 * config/arm/arm.c (arm_override_options): Disable
12869 -mcaller-super-interworking and -mcallee-super-interworking.
12870 * doc/invoke.texi (ARM Options): Document this.
12872 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12874 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12875 * config/arm/constraints.md (j): New constraint for movw operands.
12876 (N): Remove thumb2 meaning.
12877 * config/arm/arm.md (*arm_movw): Delete.
12878 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12879 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12880 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12882 2009-06-22 Martin Jambor <mjambor@suse.cz>
12884 PR tree-optimization/40492
12885 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12886 build_ref_for_offset.
12888 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12890 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12891 JUMP_TABLE_DATA_P predicates where applicable.
12892 * auto-inc-dec.c: Ditto.
12893 * builtins.c: Ditto.
12894 * caller-save.c: Ditto.
12896 * cfgcleanup.c: Ditto.
12897 * cfglayout.c: Ditto.
12899 * combine.c: Ditto.
12900 * combine-stack-adj.c: Ditto.
12904 * df-scan.c: Ditto.
12906 * dwarf2asm.c: Ditto.
12907 * dwarf2out.c: Ditto.
12908 * emit-rtl.c: Ditto.
12914 * function.c: Ditto.
12917 * genpreds.c: Ditto.
12918 * genrecog.c: Ditto.
12920 * ira-costs.c: Ditto.
12921 * ira-lives.c: Ditto.
12923 * loop-iv.c: Ditto.
12924 * lower-subreg.c: Ditto.
12925 * modulo-sched.c: Ditto.
12927 * postreload.c: Ditto.
12928 * print-rtl.c: Ditto.
12930 * reginfo.c: Ditto.
12931 * regmove.c: Ditto.
12932 * reload1.c: Ditto.
12935 * rtlanal.c: Ditto.
12937 * sched-vis.c: Ditto.
12939 * sel-sched-ir.c: Ditto.
12940 * simplify-rtx.c: Ditto.
12941 * targhooks.c: Ditto.
12942 * var-tracking.c: Ditto.
12943 * vmsdbgout.c: Ditto.
12945 2009-06-22 Matthias Klose <doko@ubuntu.com>
12947 * Makefile.in (install-plugin): Always use DESTDIR.
12949 2009-06-22 Olivier Hainque <hainque@adacore.com>
12951 * config/pa/pa.c (output_call): Don't optimize post call jumps
12952 into return address adjustments if the call may throw.
12954 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12956 * arm.c (thumb1_output_casesi): New function.
12957 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12958 optimizing for size or PIC.
12959 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12960 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12961 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12962 (thumb1_casesi_internal_pic): New expand rule.
12963 (thumb1_casesi_dispatch): New pattern.
12964 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12966 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12967 in the text seciton when PIC or optimizing for size.
12968 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12969 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12970 preservation properties of code.
12971 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12972 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12973 (__gnu_thumb1_case_si): New function.
12974 * t-arm (LIB1ASMSRC): Define here.
12975 (LIB1ASMFUNCS): Add some common functions.
12976 * t-arm-elf (LIB1ASMSRC): Delete.
12977 (LIB1ASMFUNCS): Append to existing set.
12978 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12979 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12980 * t-symbian (LIB1ASMFUNCS): Likewise.
12981 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12982 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12984 2009-06-21 Richard Guenther <rguenther@suse.de>
12986 PR tree-optimization/38729
12987 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12988 to loops with a single exit if -fno-expensive-optimizations.
12990 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12992 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12993 (dataflow_set): Change vars type from htab_t to shared_hash.
12994 (shared_hash_pool, empty_shared_hash): New variables.
12995 (vars_clear): Removed.
12996 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12997 shared_hash_find_slot_unshare, shared_hash_find_slot,
12998 shared_hash_find_slot_noinsert, shared_hash_find): New
13000 (shared_hash_unshare, shared_hash_destroy): New functions.
13001 (unshare_variable): Unshare set->vars if shared, use
13003 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
13004 (get_init_value, find_src_set_src, dump_dataflow_set,
13005 clobber_variable_part, emit_notes_for_differences): Use
13007 (dataflow_set_init): Remove second argument, set vars to
13008 empty_shared_hash instead of creating a new htab.
13009 (dataflow_set_clear): Call shared_hash_destroy and set vars
13010 to empty_shared_hash instead of calling vars_clear.
13011 (dataflow_set_copy): Don't call vars_copy, instead just share
13012 the src htab with dst.
13013 (variable_union): Use shared_hash_*, use initially NO_INSERT
13014 lookup if set->vars is shared. Don't keep slot cleared before
13015 calling unshare_variable. Unshare set->vars if needed.
13016 Even ->refcount == 1 vars must be unshared if set->vars is shared
13017 and var needs to be modified.
13018 (variable_canonicalize): New function.
13019 (dataflow_set_union): If dst->vars is empty, just share src->vars
13020 with dst->vars and traverse with variable_canonicalize to canonicalize
13021 and unshare what is needed.
13022 (dataflow_set_different): If old_set and new_set use the same shared
13023 htab, they aren't different. If number of htab elements is different,
13024 htabs are different. Use shared_hash_*.
13025 (dataflow_set_destroy): Call shared_hash_destroy instead of
13027 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
13028 second argument to dataflow_set_init.
13029 (vt_initialize): Likewise. Initialize shared_hash_pool and
13030 empty_shared_hash, move bb in/out initialization afterwards.
13031 Use variable_htab_free instead of NULL as changed_variables del hook.
13032 (variable_was_changed): Change type of second argument to pointer to
13033 dataflow_set. When inserting var into changed_variables, bump
13034 refcount. Unshare set->vars if set is shared htab and slot needs to
13036 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
13037 lookup if set->vars is shared. Unshare set->vars if needed.
13038 Even ->refcount == 1 vars must be unshared if set->vars is shared
13039 and var needs to be modified. Adjust variable_was_changed caller.
13040 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
13041 vars must be unshared if set->vars is shared and var needs to be
13042 modified. Adjust variable_was_changed caller.
13043 (emit_note_insn_var_location): Don't pool_free var.
13044 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
13046 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
13047 free_alloc_pool on shared_hash_pool.
13049 2009-06-20 Anthony Green <green@moxielogic.com>
13051 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
13052 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
13054 2009-06-20 Richard Guenther <rguenther@suse.de>
13056 * tree-ssa-structalias.c (find_func_aliases): For memset use
13057 a constraint from NULL if we memset to zero.
13058 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
13059 we explicitly handle that do not read from memory.
13060 (call_may_clobber_ref_p_1): Properly handle builtins that may
13063 2009-06-20 Richard Guenther <rguenther@suse.de>
13065 PR tree-optimization/40495
13066 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
13067 (new_scalar_tmp_constraint_exp): New function.
13068 (process_constraint): Do not create temporary decls.
13069 (process_all_all_constraints): Likewise.
13070 (handle_const_call): Likewise.
13071 (create_function_info_for): Do not set decl.
13073 2009-06-19 Ian Lance Taylor <iant@google.com>
13075 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
13076 (rs6000_attribute_table): Make static; move before use.
13078 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
13080 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
13081 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
13082 Propagate the TREE_READONLY flag without overwriting it.
13083 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
13084 Propagate the TREE_READONLY flag onto the result.
13085 (process_call_operands): Move around. Use correct constant value.
13087 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13090 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
13091 * config/arm/arm.md: Likewise.
13093 2009-06-19 Ian Lance Taylor <iant@google.com>
13095 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
13096 to GIMPLE_ERROR_MARK.
13098 * c-typeck.c (build_conditional_expr): Add op1_original_type and
13099 op2_original_type parameters. Warn about using different enum types.
13100 * c-parser.c (c_parser_conditional_expression): Pass original
13101 types to build_conditional_expr.
13102 * c-tree.h (build_conditional_expr): Update declaration.
13104 2009-06-19 Ian Lance Taylor <iant@google.com>
13106 * config/i386/i386.c (ix86_function_specific_save): Test that
13107 fields match values, rather than testing the values are in a
13110 2009-06-19 Richard Guenther <rguenther@suse.de>
13112 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
13113 ADDR_EXPR pointers.
13114 (ptr_derefs_may_alias_p): Likewise.
13115 (ptr_deref_may_alias_ref_p_1): New function.
13116 (ptr_deref_may_alias_ref_p): Likewise.
13117 (ref_maybe_used_by_call_p_1): Handle builtins that are not
13118 covered by looking at the ESCAPED solution.
13119 (call_may_clobber_ref_p_1): Likewise.
13120 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
13121 Handle NULL_TREE offset. Do not produce redundant constraints.
13122 (process_all_all_constraints): New helper function.
13123 (do_structure_copy): Use it.
13124 (handle_lhs_call): Likewise.
13125 (find_func_aliases): Handle some builtins with pointer arguments
13126 and/or return values explicitly.
13128 2009-06-19 Ian Lance Taylor <iant@google.com>
13130 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
13132 2009-06-19 Ian Lance Taylor <iant@google.com>
13134 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
13136 2009-06-19 Ian Lance Taylor <iant@google.com>
13138 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
13139 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
13142 * c-decl.c (finish_decl): If -Wc++-compat, warn about
13143 uninitialized const.
13145 2009-06-19 Ian Lance Taylor <iant@google.com>
13147 * dse.c (struct store_info): Rename bitmap field to bmap. Change
13150 * c-decl.c (in_struct, struct_types): Remove.
13151 (struct c_binding): Add in_struct field.
13152 (c_binding_ptr): Define type, along with VEC.
13153 (struct c_struct_parse_info): Define.
13154 (struct_parse_info): New static variable.
13155 (bind): Initialize in_struct field.
13156 (start_struct): Remove enclosing_in_struct and
13157 enclosing_struct_types parameters. Add
13158 enclosing_struct_parse_info parameter. Change all callers. Set
13159 struct_parse_info rather than in_struct and struct_types.
13160 (grokfield): If -Wc++-compat and there is a symbol binding for the
13161 field name, set the in_struct flag and push it on the
13162 struct_parse_info->fields vector.
13163 (warn_cxx_compat_finish_struct): New static function.
13164 (finish_struct): Remove enclosing_in_struct and
13165 enclosing_struct_types parameters. Add
13166 enclosing_struct_parse_info parameter. Change all callers. Don't
13167 set C_TYPE_DEFINED_IN_STRUCT here. Call
13168 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
13169 parameter. Only push on struct_types if warn_cxx_compat.
13170 (finish_enum): Only push on struct_types if warn_cxx_compat.
13171 (declspecs_add_type): Add loc parameter. Change all callers.
13172 Change all error calls to error_at. Pass loc, not input_location,
13173 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
13174 defined in a struct. If -Wc++-compat and parsing a struct, record
13175 that a typedef name was used.
13176 * c-parser.c (c_parser_declspecs): Get location to pass to
13177 declspecs_add_type.
13178 (c_parser_struct_or_union_specifier): Update calls to start_struct
13180 * c-tree.h (struct c_struct_parse_info): Declare.
13181 (finish_struct, start_struct): Update declarations.
13182 (declspecs_add_type): Update declaration.
13184 2009-06-19 Ian Lance Taylor <iant@google.com>
13186 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
13187 variable with an anonymous type.
13189 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13191 * see.c: Remove for real.
13193 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13195 * optabs.h (enum optab_index): Add new OTI_significand.
13196 (significand_optab): Define corresponding macro.
13197 * optabs.c (init_optabs): Initialize significand_optab.
13198 * genopinit.c (optabs): Implement significand_optab using
13199 significand?f2 patterns.
13200 * builtins.c (expand_builtin_mathfn): Handle
13201 BUILT_IN_SIGNIFICAND{,F,L}.
13202 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
13203 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
13205 * config/i386/i386.md (significandxf2, significand<mode>2): New
13206 expanders to implement significandf, significand and significandl
13207 built-ins as inline x87 intrinsics.
13209 2009-06-18 Anatoly Sokolov <aesok@post.ru>
13211 * config/avr/avr.c (avr_override_options): Remove setting value of
13212 PARAM_INLINE_CALL_COST.
13214 2009-06-18 Richard Henderson <rth@redhat.com>
13217 * tree-pass.h (TDF_ASMNAME): New.
13218 * tree-dump.c (dump_options): Add asmname.
13219 * doc/invoke.texi: Document it.
13221 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
13222 (dump_decl_name): ...here.
13223 (dump_function_name): New flags arg; mind TDF_ASMNAME.
13224 (dump_generic_node): Update dump_function_name calls.
13225 (print_call_name): New flags arg; update all dump calls.
13226 * diagnostic.h (print_call_name): Update.
13227 * gimple-pretty-print.c (dump_gimple_call): Update.
13229 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
13232 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
13234 2009-06-18 Diego Novillo <dnovillo@google.com>
13236 * doc/plugins.texi: Document plugin_is_GPL_compatible.
13237 * plugin.c (str_license): Declare.
13238 (try_init_one_plugin): Assert that the symbol
13239 'plugin_is_GPL_compatible' exists.
13241 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
13244 * Makefile.in (OBJS-common): Remove see.o.
13246 * common.opt (fsee): Mark as preserved for backward compatibility.
13247 * opts.c (common_handle_option): Add OPT_fsee to the backward
13248 compatibility section.
13249 * passes.c (init_optimization_passes, pass_see): Remove pass.
13250 * timevar.def (TV_SEE): Remove.
13251 * tree-pass.h (pass_see): Remove declaration.
13252 * doc/invoke.texi (-fsee): Remove documentation.
13254 2009-06-18 Martin Jambor <mjambor@suse.cz>
13256 * tree-sra.c: Include statistics.h
13257 (sra_stats): New variable.
13258 (sra_initialize): Clear sra_stats.
13259 (create_access_replacement): Increment sra_stats.replacements.
13260 (get_access_replacement): Do not return twice.
13261 (analyze_all_variable_accesses): Increment statistics counter by the
13262 number of scalarized aggregates.
13263 (generate_subtree_copies): Increment sra_stats.subtree_copies.
13264 (sra_modify_expr): Increment sra_stats.exprs.
13265 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
13266 (sra_modify_assign): Increment sra_stats.exprs,
13267 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
13268 (perform_intra_sra): Update statistics counters.
13269 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
13271 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13273 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
13274 (arm_scalar_mode_supported_p): New function.
13276 2009-06-18 Paul Brook <paul@codesourcery.com>
13277 Sandra Loosemore <sandra@codesourcery.com>
13279 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
13280 (__extendhfsf2, __truncsfhf2): Define.
13281 * config/arm/fp16.c: New file.
13282 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13283 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13285 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13287 * doc/extend.texi (Half-Precision): New section.
13288 * doc/invoke.texi (Option Summary): List -mfp16-format.
13289 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
13290 * config/arm/arm.opt (mfp16-format=): New.
13291 * config/arm/arm.c: Include intl.h.
13292 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
13293 (TARGET_INVALID_RETURN_TYPE): Redefine.
13294 (TARGET_PROMOTED_TYPE): Redefine.
13295 (TARGET_CONVERT_TO_TYPE): Redefine.
13296 (arm_fp16_format): Define.
13297 (all_fpus): Add entry for neon-fp16.
13298 (fp_model_for_fpu): Likewise.
13299 (struct fp16_format): Declare.
13300 (all_fp16_formats): Define.
13301 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
13303 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
13305 (arm_legitimate_index_p): Treat HFmode like HImode.
13306 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
13307 (coproc_secondary_reload_class): Special-case HFmode.
13308 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
13309 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
13310 (arm_init_fp16_builtins): New.
13311 (arm_init_builtins): Call it.
13312 (arm_invalid_parameter_type): New.
13313 (arm_invalid_return_type): New.
13314 (arm_promoted_type): New.
13315 (arm_convert_to_type).
13316 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
13318 (arm_emit_fp16_const): New function.
13319 (arm_mangle_type): Mangle __fp16 as "Dh".
13320 * config/arm/arm.h (TARGET_VFPD32): Make it know about
13322 (TARGET_NEON_FP16): New.
13323 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
13324 (enum fputype): Add FPUTYPE_NEON_FP16.
13325 (enum arm_fp16_format_type): Declare.
13326 (arm_fp16_format): Declare.
13327 (LARGEST_EXPONENT_IS_NORMAL): Define.
13328 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
13329 * config/arm/arm-modes.def (HFmode): Define.
13330 * config/arm/vfp.md (*movhf_vfp): New.
13331 (extendhfsf2): New.
13333 * config/arm/arm.md (fpu): Add neon_fp16.
13334 (floatsihf2, floatdihf2): New.
13335 (fix_trunchfsi2, fix_trunchfdi2): New.
13337 (extendhfdf2): New.
13339 (*arm32_movhf): New.
13340 (*thumb1_movhf): New.
13341 (consttable_2): Add check for HFmode constants.
13342 (consttable_4): Handle HFmode constants.
13344 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
13346 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
13348 2009-06-17 Olivier Hainque <hainque@adacore.com>
13350 * collect2.c (main): Use CONST_CAST2 to perform char ** to
13351 const char ** conversion in AIX specific section.
13353 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
13355 * config/i386/i386.c (ix86_special_builtin_type): Remove
13356 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13357 (bdesc_special_args): Updated.
13358 (ix86_init_mmx_sse_builtins): Likewise.
13359 (ix86_expand_special_args_builtin): Likewise.
13361 2009-06-17 Richard Henderson <rth@redhat.com>
13363 * tree-pretty-print.c (maybe_dump_asm_name): New.
13364 (dump_decl_name): Use it.
13365 (PRINT_FUNCTION_NAME): Merge into...
13366 (dump_function_name): ... here. Use maybe_dump_asm_name.
13368 2009-06-17 Cary Coutant <ccoutant@google.com>
13370 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13372 * debug.c (struct gcc_debug_hooks): Change placeholder for
13374 (debug_nothing_int_charstar_int): Replaced by...
13375 (debug_nothing_int_charstar_int_bool): ...this.
13376 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13377 source_line prototype.
13378 (debug_nothing_int_charstar_int): Replaced by...
13379 (debug_nothing_int_charstar_int_bool): ...this.
13380 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13381 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13382 Output is_stmt operand when necessary.
13383 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13384 (notice_source_line): Add is_stmt parameter.
13385 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13386 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13388 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13389 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13391 2009-06-17 Ian Lance Taylor <iant@google.com>
13393 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13395 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13398 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13400 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13401 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13402 tree_strip_sign_nop_conversions and
13403 tree_ssa_strip_useless_type_conversions rather than stripping
13404 the operations here.
13405 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13407 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13408 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13409 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13410 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13413 2009-06-17 Michael Eager <eager@eagercon.com>
13415 * config/rs6000/constraints.md (register_constraint "d"): New.
13416 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13417 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13418 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13419 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13420 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13421 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13422 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13423 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13424 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13425 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13427 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13428 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13429 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13430 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13431 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13432 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13433 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13434 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13435 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13436 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13437 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13438 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13439 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13440 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13442 2009-06-16 Ian Lance Taylor <iant@google.com>
13444 * profile.c (total_num_never_executed): Don't define.
13445 (compute_branch_probabilities): Don't count or print
13446 num_never_executed.
13447 (init_branch_prob): Don't set total_num_never_executed.
13448 (end_branch_prob): Don't print total_num_never_executed.
13450 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13452 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13454 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13456 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13457 (nabstd2_fpr): Same.
13459 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13461 * expr.c (expand_assignment): Change complex type check.
13463 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13465 * doc/plugins.texi (Building GCC plugins): Added new section.
13467 2009-06-17 Ian Lance Taylor <iant@google.com>
13469 * c-pch.c (get_ident): Don't set size of templ array.
13470 (pch_init): Don't set size of partial_pch array.
13472 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13473 string constant to intialize an array whose size is the length of
13476 2009-06-17 Richard Guenther <rguenther@suse.de>
13478 PR tree-optimization/40389
13479 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13480 to addressable types.
13481 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13483 2009-06-17 Richard Guenther <rguenther@suse.de>
13485 PR middle-end/40460
13486 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13487 if there is no evolution of left in the loop bail out.
13488 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13489 chrec_fold_multiply.
13491 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13492 Janis Johnson <janis187@us.ibm.com>
13495 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13496 for the symbol ref of a constant that is the source of a move
13497 - nor for any other not-obvious-label-ref constants.
13499 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13501 * plugin.c (position_pass): Skip newly inserted pass during list
13502 traversal to avoid repeated insertion.
13504 2009-06-16 Ian Lance Taylor <iant@google.com>
13506 * vec.h (VEC_stack_alloc): Define different version if
13507 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13508 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13509 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13510 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13512 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13514 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13516 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13517 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13518 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13519 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13520 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13521 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13522 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13523 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13524 __builtin_ia32_rdtscp.
13525 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13526 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13527 and __builtin_ia32_rorhi.
13528 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13529 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13530 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13531 (ix86_expand_args_builtin): Likewise.
13532 (ix86_expand_special_args_builtin): Likewise.
13534 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13535 (UNSPECV_RDTSC): Likewise.
13536 (UNSPECV_RDPMC): Likewise.
13537 (*bsr): Renamed to ...
13539 (*bsr_rex64): Renamed to ...
13542 (*rdpmc): Likewise.
13543 (*rdpmc_rex64): Likewise.
13545 (*rdtsc): Likewise.
13546 (*rdtsc_rex64): Likewise.
13547 (rdtscp): Likewise.
13548 (*rdtscp): Likewise.
13549 (*rdtscp_rex64): Likewise.
13551 * config/i386/ia32intrin.h: New.
13553 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13555 2009-06-16 Ian Lance Taylor <iant@google.com>
13557 * ira-build.c (copy_info_to_removed_store_destinations):
13558 Initialize parent_a.
13560 2009-06-16 Ian Lance Taylor <iant@google.com>
13562 * c-decl.c (grokdeclarator): Change size_varies to bool.
13564 2009-06-16 Ian Lance Taylor <iant@google.com>
13566 * sel-sched.c: Make forward declarations of move_op_hooks and
13567 fur_hooks explicitly extern.
13569 2009-06-16 Ian Lance Taylor <iant@google.com>
13571 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13572 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13574 2009-06-16 Ian Lance Taylor <iant@google.com>
13576 * resource.c (mark_referenced_resources): Change
13577 include_delayed_effects parameter to bool. Change all callers.
13578 (mark_end_of_function_resources): Likewise.
13579 * reorg.c (insn_references_resource_p): Likewise.
13580 (insn_sets_resource_p): Likewise.
13581 * resource.h (mark_referenced_resources): Update declaration.
13582 (mark_end_of_function_resources): Update declaration.
13584 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13586 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13588 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13590 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13591 GCC can bootstrap on AIX with GNU Binutils 2.20.
13593 2009-06-16 Ian Lance Taylor <iant@google.com>
13595 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13597 2009-06-16 Ian Lance Taylor <iant@google.com>
13599 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13600 inline, not extern inline.
13601 (exact_log2): Likewise.
13602 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13604 (exact_log2): Likewise, but don't test CTZ_HWI.
13606 2009-06-16 Ian Lance Taylor <iant@google.com>
13608 * bitmap.c (bitmap_clear): Don't declare as inline.
13609 * gimple.c (gimplify_assign): Likewise.
13610 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13611 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13612 (sched_scan_info): Remove duplicate definition.
13614 2009-06-16 Ian Lance Taylor <iant@google.com>
13616 * c-common.c (skip_evaluation): Don't define.
13617 (c_inhibit_evaluation_warnings): Define global variable.
13618 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13619 than skip_evaluation.
13620 (convert_and_check, warn_for_div_by_zero): Likewise.
13621 * c-common.h (skip_evaluation): Don't declare.
13622 (c_inhibit_evaluation_warnings): Declare.
13623 * c-parser.c (c_parser_typeof_specifier): Set
13624 c_inhibit_evaluation_warnings rather than skip_evaluation.
13625 (c_parser_conditional_expression): Likewise.
13626 (c_parser_binary_expression): Likewise.
13627 (c_parser_sizeof_expression): Likewise.
13628 (c_parser_alignof_expression): Likewise.
13629 * c-typeck.c (build_indirect_ref): Check
13630 c_inhibit_evaluation_warnings rather than skip_evaluation.
13631 (build_conditional_expr, build_binary_op): Likewise.
13633 2009-06-16 Richard Guenther <rguenther@suse.de>
13635 * tree-ssa-alias.c (is_escape_site): Remove.
13636 * tree-ssa-alias.h (enum escape_type): Remove.
13637 (is_escape_site): Likewise.
13638 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13639 via casts and asms without deferring to is_escape_site.
13641 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13643 PR middle-end/40446
13644 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13645 use gen_lowpart if op0 has complex mode.
13647 2009-06-16 Richard Guenther <rguenther@suse.de>
13649 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13650 variables add them to ESCAPED.
13651 (find_func_aliases): Do not make all indirectly stored values escaped.
13653 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13655 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13656 make_decl_one_only.
13658 2009-06-16 Martin Jambor <mjambor@suse.cz>
13660 PR tree-optimization/40432
13661 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13662 check whether we need to force gimple register operand.
13664 2009-06-16 Martin Jambor <mjambor@suse.cz>
13666 PR tree-optimization/40413
13667 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13668 build_ref_for_offset.
13669 (propagate_subacesses_accross_link): Fix a typo in a comment.
13671 2009-06-16 Ira Rosen <irar@il.ibm.com>
13673 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13674 with additional parameter.
13675 * tree-vectorizer.h (enum vect_def_type): Add new value
13677 (enum vect_relevant): Add comments.
13678 (vect_is_simple_reduction): Add new argument.
13679 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13680 Detect nested cycles.
13681 (vect_is_simple_reduction): Update documentation, add an argument to
13682 distinguish inner-loop reduction from nested cycle, detect nested
13683 cycles, fix printings and indentation, don't swap operands in case
13685 (get_initial_def_for_reduction): Handle subtraction.
13686 (vect_create_epilog_for_reduction): Add new argument to specify
13687 reduction variable.
13688 (vect_finalize_reduction): Handle subtraction, fix comments.
13689 (vectorizable_reduction): Handle nested cycles. In case of nested
13690 cycle keep track of the reduction variable position. Call
13691 vect_is_simple_reduction with additional parameter. Use original
13692 statement code in reduction epilogue for nested cycle. Call
13693 vect_create_epilog_for_reduction with additional parameter.
13694 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13695 inner-loop vectorization.
13696 (vect_recog_widen_sum_pattern): Likewise.
13697 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13699 (vect_mark_stmts_to_be_vectorized): Likewise.
13700 (vect_get_vec_def_for_operand): Handle nested cycles.
13702 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13704 * doc/invoke.texi (Debugging Options): Fix option index entries
13705 for -fdump-statistics, -frandom-seed add entries for
13706 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13707 (FRV Options): Fix entries for -mTLS, -mtls.
13708 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13709 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13710 (M68hc1x Options): Fix @itemx for -mnominmax.
13711 (MCore Options): Fix entry for -mno-lsim.
13712 (MMIX Options): Fix entry for -mabi=mmixware.
13713 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13715 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13717 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13718 Mention the plugin mode of gengtype.
13719 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13720 * gengtype.c: Updated copyright.
13721 (plugin_files, nb_plugin_files) Added new static variables.
13722 (measure_input_list) Care about plugin_files.
13723 (write_rtx_next): Added early return in plugin mode.
13724 (create_file): Updated copyright year in generated file. Added
13726 (oprintf): Added early return if NULL outf.
13727 (get_output_file_with_visibility): Care of plugin_files.
13728 (get_output_file_name): May return null.
13729 (write_local): Added early return.
13730 (put_mangled_filename): Ditto.
13731 (finish_root_table): Added check for base_files.
13732 (write_roots): Care about null when plugins.
13733 (main): Added plugin mode.
13735 2009-06-15 Ian Lance Taylor <iant@google.com>
13737 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13738 * gcov.c (read_count_file): Add braces around variables declared
13741 * c.opt (Wjump-misses-init): New warning.
13742 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13743 -Wall and -Wc++-compat if not already set.
13744 (c_common_post_options): Clear warn_jump_misses_init if it was not
13746 * c-decl.c (struct c_binding): Change type field to a union with
13747 new label field. Make it the first field in the struct. Update
13748 references to type to use u.type instead.
13749 (struct c_spot_bindings): Define.
13750 (struct c_goto_bindings): Define.
13751 (c_goto_bindings_p): Define, along with VECs.
13752 (struct c_label_vars): Define.
13753 (struct c_scope): Add has_label_bindings field.
13754 (bind_label, set_spot_bindings): New static functions.
13755 (decl_jump_unsafe, update_spot_bindings): New static functions.
13756 (update_label_decls): New static function.
13757 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13758 Update binding u.label field to shadowed field.
13759 (c_binding_start_stmt_expr): New function.
13760 (c_binding_end_stmt_expr): New function.
13761 (pushdecl): Don't call c_begin_vm_scope.
13762 (make_label): Add defining and p_label_vars parameters. Change
13764 (lookup_label): Correct test for whether a label has not yet been
13765 defined. Call bind_label rather than bind.
13766 (warn_about_goto): New static function.
13767 (lookup_label_for_goto): New function.
13768 (declare_label): Call bind_label rather than bind.
13769 (check_earlier_gotos): New static function.
13770 (define_label): Don't give errors about jumping into statement
13771 expressions or scopes of variably modified types. Call
13772 set_spot_bindings and check_earlier_gotos. Call bind_label
13773 instead of bind. Don't set label_context_stack_se or
13774 label_context_stack_vm.
13775 (c_get_switch_bindings): New function.
13776 (c_release_switch_bindings): New function.
13777 (c_check_switch_jump_warnings): New function.
13778 (start_function): Don't set label_context_stack_se or
13779 label_context_stack_vm.
13780 (finish_function): Likewise.
13781 * c-typeck.c (label_context_stack_se): Don't define.
13782 (label_context_stack_vm): Don't define.
13783 (c_finish_goto_label): Call lookup_label_for_goto rather than
13784 lookup_label. Don't give errors about jumping into a statement
13785 expression or the scope of a variably modified type. Don't set
13786 label_context_stack_se or label_context_stack_vm.
13787 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13788 fields. Add bindings field.
13789 (c_start_case): Don't set deleted fields. Set bindings field.
13790 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13791 or blocked_vm. Call c_check_switch_jump_warnings.
13792 (c_finish_case): Don't test blocked_stmt_expr field. Call
13793 c_release_switch_bindings.
13794 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13795 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13796 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13797 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13798 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13799 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13800 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13801 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13802 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13803 (C_DECL_UNJUMPABLE_VM): Don't define.
13804 (C_DECL_UNDEFINABLE_VM): Don't define.
13805 (struct c_label_list): Don't define.
13806 (struct c_label_context_se): Don't define.
13807 (struct c_label_context_vm): Don't define.
13808 (struct c_spot_bindings): Declare.
13809 (c_bindings_start_stmt_expr): Declare.
13810 (c_bindings_end_stmt_expr): Declare.
13811 (lookup_label_for_goto): Declare.
13812 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13813 (c_check_switch_jump_warnings): Declare.
13814 (label_context_stack_se, label_context_stack_vm): Don't declare.
13815 (c_finish_goto_label): Update declaration.
13816 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13817 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13818 (Warning Options): Document -Wjump-misses-init.
13820 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13822 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13825 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13827 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13829 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13831 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13833 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13835 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13837 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13839 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13840 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13841 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13842 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13843 * dwarf2asm.c (dw2_force_const_mem): Update call to
13844 make_decl_one_only.
13845 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13846 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13847 * langhooks.c (lhd_comdat_group): Remove.
13848 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13849 * tree.h (DECL_COMDAT_GROUP): New.
13850 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13851 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13852 (make_decl_one_only): Change signature.
13853 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13854 make_decl_one_only.
13855 (make_decl_one_only): Change signature.
13856 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13858 2009-06-15 Richard Guenther <rguenther@suse.de>
13860 PR middle-end/40439
13861 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13863 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13865 * tree-ssa-math-opts.c: Remove extra divide.
13867 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13869 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13871 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13873 * passes.c: Add bswap pass.
13874 * tree-pass.h: Add pass_optimize_bswap declaration.
13875 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13876 Include rtl.h, expr.h and optabs.h for optab_handler check.
13877 (struct symbolic_number, pass_optimize_bswap): New definition.
13878 (do_shift_rotate, verify_symbolic_number_p): New functions.
13879 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13880 (gate_optimize_bswap): New function.
13881 * tree.c (widest_int_cst_value): New function.
13882 * tree.h (widest_int_cst_value): Prototype added.
13884 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13886 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13887 REG_EQUAL/REG_EQUIV notes.
13889 2009-06-14 Richard Guenther <rguenther@suse.de>
13891 PR middle-end/40389
13892 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13893 has its address taken if NRV was applied and it is addressable.
13894 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13895 function split out from ...
13896 (get_constraint_for_1): ... here.
13897 (handle_rhs_call): Use it to mark the return slot escaped if
13898 it is addressable and NRV was applied.
13900 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13902 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13903 Change first argument type to location_t.
13904 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13905 Do not set input_location.
13906 Use loc instead of input_location throughout.
13908 2009-06-13 Richard Guenther <rguenther@suse.de>
13910 PR tree-optimization/40421
13911 * tree-predcom.c (should_unroll_loop_p): Remove.
13912 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13914 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13916 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13917 Add location argument.
13919 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13921 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13923 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13924 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13925 * config/spu/spu-protos.h: Add location to
13926 spu_resolve_overloaded_builtin.
13927 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13928 spu_build_builtin_va_list.
13929 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13930 argument. Pass location to build_function_call_vec.
13931 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13933 (emit_fpu_switch): Same.
13934 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13935 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13936 to build_decl and create_artificial_label.
13937 (xtensa_gimplify_va_arg_expr): Same.
13938 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13939 (xstormy16_gimplify_va_arg_expr): Same.
13940 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13941 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13942 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13943 (mips16_build_function_stub): Same.
13944 (mips16_build_call_stub): Same.
13946 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13949 * arm/constraints.md (Pa, Pb): New constraints.
13950 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13951 split pattern to deal with them.
13953 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13955 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13956 fix index entry for -Xpreprocessor.
13958 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13960 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13961 Add location argument to build_decl call.
13962 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13963 (rs6000_init_builtins): Same.
13964 (spe_init_builtins): Same.
13965 (rs6000_gimplify_va_arg): Add location argument to
13966 create_artificial_label call.
13968 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13970 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13971 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13972 * Makefile.in: Fix GGC dependency for gcse.o.
13974 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13976 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13977 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13978 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13980 * c-parser.c (c_parser_binary_expression): Use current column while
13981 building binary operations.
13982 * common.opt (fshow-column): Enable by default.
13983 * tree-vrp.c (check_array_ref): Use warning_at.
13984 (check_array_bounds): Use location from call back if expr has no
13986 * tree.h: Add location argument to maybe_fold_*.
13987 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13988 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13989 (maybe_fold_offset_to_component_ref): Same.
13990 (maybe_fold_offset_to_reference): Same.
13991 (maybe_fold_offset_to_address): Same.
13992 (maybe_fold_stmt_indirect): Same.
13993 (maybe_fold_stmt_addition): Same.
13994 (fold_stmt_r): Pass location to maybe_fold_*.
13995 (fold_gimple_assign): Same.
13996 * c-tree.h: Add location argument to finish_decl,
13997 default_function_array_conversion, store_init_value.
13998 * c-decl.c (define_label): Use error_at.
13999 (c_make_fname_decl): Pass location to finish_decl.
14000 (finish_decl): New location argument.
14001 (build_compound_literal): Pass location to store_init_value.
14002 (grokdeclarator): Pass location to finish_decl.
14004 * c-typeck.c (array_to_pointer_conversion): New location argument.
14005 (function_to_pointer_conversion): Same.
14006 (default_function_array_conversion): Same.
14007 (parser_build_unary_op): Pass location to overflow_warning.
14008 (parser_build_binary_op): Same. Use warning_at.
14009 (build_unary_op): Pass location to array_to_pointer_conversion.
14010 (build_c_cast): Pass location to digest_init.
14011 (build_modify_expr): New location argument.
14012 (convert_for_assignment): Same.
14013 (store_init_value): Same.
14014 (digest_init): Same.
14015 (output_init_element): Pass location to digest_init and
14016 array_to_pointer_conversion.
14017 (c_finish_return): Pass location to convert_for_assignment.
14018 * gimplify.c (gimplify_conversion): Pass location to
14019 maybe_fold_offset_to_address.
14020 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
14021 to maybe_fold_stmt_addition.
14022 * c-omp.c (c_finish_omp_atomic): Pass new location to
14024 (c_finish_omp_for): Same.
14025 * c-common.c (overflow_warning): New argument.
14026 * c-common.h: New argument to build_modify_expr, overflow_warning.
14027 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
14029 (c_parser_initializer): Pass location to
14030 default_function_array_conversion.
14031 (c_parser_initelt): Same.
14032 (c_parser_initval): Same.
14033 (c_parser_asm_operands): Same.
14034 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
14035 (c_parser_conditional_expression): Same.
14036 (c_parser_binary_expression): Add location info to stack. Use it.
14037 (c_parser_unary_expression): Pass location to
14038 default_function_array_conversion, parser_build_unary_op,
14039 build_indirect_ref, c_parser_postfix_expression_after_primary.
14040 (c_parser_postfix_expression_after_primary): New location argument.
14042 (c_parser_expression_conv): Pass location to
14043 default_function_array_conversion.
14044 (c_parser_expr_list): Same.
14045 (c_parser_omp_atomic): Same.
14046 (c_parser_omp_for_loop): Same.
14047 * c-tree.h (struct c_declarator): Add comment to id_loc.
14048 (build_array_declarator): New argument.
14049 * c-decl.c (build_array_declarator): Add location argument.
14050 (grokdeclarator): Set id_loc for cdk_array.
14051 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
14052 build_array_declarator.
14053 * tree.c (build_omp_clause): Add location argument.
14054 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
14055 (OMP_CLAUSE_LOCATION): New macro.
14056 (struct tree_omp_clause): Add location field.
14057 (build_omp_clause): Add argument.
14058 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
14059 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
14061 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
14062 (cp_parser_omp_clause_collapse): Same.
14063 (cp_parser_omp_clause_default): Same.
14064 (cp_parser_omp_clause_if): Same.
14065 (cp_parser_omp_clause_nowait): Same.
14066 (cp_parser_omp_clause_num_threads): Same.
14067 (cp_parser_omp_clause_ordered): Same.
14068 (cp_parser_omp_clause_schedule): Same.
14069 (cp_parser_omp_clause_untied): Same.
14070 (cp_parser_omp_for_loop): Same.
14071 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
14072 * c-tree.h (c_start_case): Add location argument.
14073 (c_process_expr_stmt): Same.
14074 (c_finish_goto_*): Same.
14075 * tree-parloops.c (initialize_reductions): Pass location to
14077 (create_parallel_loop): Same.
14078 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
14079 (gfc_trans_omp_reduction_list): Same.
14080 (gfc_trans_omp_clauses): Same.
14081 (gfc_trans_omp_do): Same.
14082 * c-typeck.c (c_finish_goto_label): Same.
14083 (c_finish_goto_ptr): New location argument.
14084 (c_start_case): Same.
14085 (emit_side_effect_warnings): Same.
14086 (c_process_expr_stmt): Same.
14087 (c_finish_stmt_expr): Same.
14088 (c_finish_omp_clauses): Use error_at instead of error.
14089 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
14091 * c-omp.c (c_split_parallel_clauses): New location argument.
14092 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
14093 to build_omp_clause.
14094 (convert_local_reference_stmt): Same.
14095 (convert_gimple_call): Same.
14096 * c-common.h (c_split_parallel_clauses): New argument.
14097 * c-parser.c (c_parser_statement_after_labels): Pass location to
14098 c_finish_goto_label.
14099 (c_parser_switch_statement): Pass location to c_start_case.
14100 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
14101 and c_process_expr_stmt.
14102 (c_parser_omp_variable_list): Add location argument.
14103 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
14104 (c_parser_omp_clause_default): Same.
14105 (c_parser_omp_clause_if): Same.
14106 (c_parser_omp_clause_num_threads): Same.
14107 (-c_parser_omp_clause_ordered): Same.
14108 (c_parser_omp_clause_reduction): Pass location to
14109 c_parser_omp_variable_list.
14110 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
14111 (c_parser_omp_clause_untied): Same.
14112 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
14113 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
14115 * c-tree.h (check_for_loop_decls, undeclared_variable,
14116 build_component_ref, build_array_ref, build_external_ref,
14117 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
14118 build_conditional_expr, build_compound_expr, c_cast_expr,
14119 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
14120 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
14122 * c-semantics.c (build_stmt): Same.
14123 (build_case_label): Same.
14124 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
14125 (undeclared_variable): New argument.
14126 (make_label): Same.
14127 (lookup_label): Pass location on down.
14128 (define_label): Same.
14129 (finish_decl): Same.
14130 (build_compound_literal): Same.
14131 (finish_struct): Same.
14132 (finish_function): Do not set location here.
14133 (check_for_loop_decls): New argument.
14134 * tree.c (save_expr): Set location.
14135 (build_empty_stmt): New argument.
14136 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
14137 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
14138 * builtins.c (gimplify_va_arg_expr): Use locations.
14139 (expand_builtin_sync_operation): Same.
14140 * c-typeck.c (build_component_ref): New argument.
14141 (build_array_ref): Same.
14142 (build_external_ref): Same.
14143 (c_expr_sizeof_expr): Same.
14144 (c_expr_sizeof_type): Same.
14145 (parser_build_unary_op): Same.
14146 (build_conditional_expr): Same.
14147 (build_compound_expr): Pass location on down.
14148 (build_compound_expr): New argument.
14149 (build_c_cast): Same.
14150 (c_cast_expr): Same.
14151 (build_asm_expr): Same.
14152 (c_finish_return): Same.
14153 (c_process_expr_stmt): Pass location on down.
14154 (c_finish_stmt_expr): New argument.
14155 (push_clenaup): Same.
14156 (c_finish_omp_parallel): Same.
14157 (c_finish_omp_task): Same.
14158 * gimplify.c (gimplify_call_expr): Pass location on down.
14159 * c-omp.c (c_finish_omp_master): New argument.
14160 (c_finish_omp_critical): Same.
14161 (c_finish_omp_ordered): Same.
14162 (c_finish_omp_barrier): Same.
14163 (-c_finish_omp_taskwait): Same.
14164 (c_finish_omp_atomic): Same.
14165 (c_finish_omp_flush): Same.
14166 * tree-inline.c (copy_tree_body_r): Pass location on down.
14167 (inline_forbidden_p): Remove use of input_location.
14168 * c-gimplify.c (c_build_bind_expr): New argument.
14169 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
14170 (c_sizeof_or_alignof_type): New argument.
14171 (c_alignof_expr): Same.
14172 (build_va_arg): Same.
14173 (c_add_case_label): Same.
14174 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
14175 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
14176 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
14177 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
14178 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
14179 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
14181 * stub-objc.c (objc_build_selector_expr): Same.
14182 (objc_build_throw_stmt): Same.
14183 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
14184 (c_parser_initelt): Same.
14185 (c_parser_compound_statement): Same.
14186 (c_parser_compound_statement_nostart): Same.
14187 (c_parser_label): Same.
14188 (c_parser_statement_after_labels): Same.
14189 (c_parser_if_body): Same.
14190 (c_parser_else_body): Same.
14191 (c_parser_if_statement): Same.
14192 (c_parser_switch_statement): Same.
14193 (c_parser_while_statement): Same.
14194 (c_parser_do_statement): Same.
14195 (c_parser_for_statement): Same.
14196 (c_parser_asm_statement): Same.
14197 (c_parser_conditional_expression): Same.
14198 (c_parser_binary_expression): Same.
14199 (c_parser_cast_expression): Same.
14200 (c_parser_unary_expression): Same.
14201 (c_parser_sizeof_expression): Same.
14202 (c_parser_alignof_expression): Same.
14203 (c_parser_postfix_expression): Same.
14204 (c_parser_expression): Same.
14205 (c_parser_objc_receiver): Same.
14206 (c_parser_omp_variable_list): Same.
14207 (c_parser_omp_structured_block): Same.
14208 (c_parser_omp_atomic): New argument.
14209 (c_parser_omp_barrier): Same.
14210 (c_parser_omp_critical): Same.
14211 (c_parser_omp_flush): Pass location on down.
14212 (c_parser_omp_for_loop): New argument.
14213 (c_parser_omp_for): Same.
14214 (c_parser_omp_master): Same.
14215 (c_parser_omp_ordered): Same.
14216 (c_parser_omp_sections_scope): Same.
14217 (c_parser_omp_sections): Same.
14218 (c_parser_omp_parallel): Same.
14219 (c_parser_omp_single): Same.
14220 (c_parser_omp_task): Same.
14221 (c_parser_omp_taskwait): Pass location on down.
14222 (c_parser_omp_construct): Same.
14223 (c_parser_omp_threadprivate): Same.
14224 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
14225 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
14226 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
14227 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
14228 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
14229 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
14230 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
14231 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
14232 config/i386/i386.c, stmt.c:
14233 Add location argument to the following function definitions and/or
14234 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
14235 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
14236 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
14237 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
14238 do_case, c_finish_bc_stmt, build_compound_literal,
14239 build_function_call.
14240 * c-decl.c (build_compound_literal): Add location argument.
14241 Make all diagnostic calls use location.
14242 (start_struct): Same.
14243 (finish_struct): Same.
14244 (start_enum): Same.
14245 (build_enumerator): Same.
14246 (start_function): Same.
14247 (grokdeclarator): Make all diagnostic calls use location.
14248 (store_parm_decls_oldstyle): Same.
14249 * c-typeck.c (build_function_call): Add location argument.
14250 Make all diagnostic calls use location.
14252 (c_finish_bc_stmt): Same.
14253 * tree-nested.c (get_trampoline_type): Add argument.
14254 Pass location to build_decl.
14255 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
14256 * rtl.h (RTL_LOCATION): New.
14257 * c-common.c (c_add_case_label): Add location argument.
14258 Make all diagnostic calls use location.
14259 * c-common.h: Add location argument to make_fname_decl, do_case,
14260 c_add_case_label, build_function_call, resolve_overloaded_builtin.
14261 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
14262 Set it appropriately for every case. Pass enum_loc to start_enum
14263 call. Pass value_loc first to build_enumerator. Pass enum_loc to
14265 (c_parser_struct_or_union_specifier): Save location. Use it for
14266 start_struct, finish_struct, and parser_xref_tag.
14268 2009-06-12 Ian Lance Taylor <iant@google.com>
14270 * fold-const.c (fold_unary): Rename local variable and to and_expr.
14272 * c-opts.c (c_common_handle_option): For -Wc++-compat set
14273 cpp_opts->warn_cxx_operator_names.
14275 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14278 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
14279 is returns NULL and OP is a VCE, look through the VCE.
14281 2009-06-12 Ian Lance Taylor <iant@google.com>
14284 * collect2.c (main): Use CONST_CAST2 in code inside #if
14285 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
14287 2009-06-12 Joey Ye <joey.ye@intel.com>
14289 PR middle-end/39146
14290 * cfgexpand.c (get_decl_align_unit): Update
14291 max_used_stack_slot_alignment with align instead of
14292 stack_alignment_needed.
14294 * function.c (assign_stack_local_1): Update
14295 max_used_stack_slot_alignment with alignment_in_bits instead
14296 of stack_alignment_needed.
14297 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
14300 2009-06-12 Jakub Jelinek <jakub@redhat.com>
14302 * dwarf2out.c (last_var_location_insn): New variable.
14303 (dwarf2out_end_epilogue): Clear last_var_location_insn.
14304 (dwarf2out_var_location): Don't record anything after last real
14305 insn. Only change labels if there were any real instructions
14306 in between last note and this one, or if changed sections.
14308 2009-06-11 Richard Henderson <rth@redhat.com>
14310 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
14311 note when storing the frame pointer in a register.
14312 (FRP): Don't redefine to nothing for epilogue.
14313 (alpha_expand_epilogue): Mark register and sp restores.
14314 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
14316 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
14317 when gen_lowpart is needed.
14319 2009-06-11 Richard Henderson <rth@redhat.com>
14321 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
14323 * dwarf2out.c (need_data_align_sf_opcode): New.
14324 (div_data_align): Move earlier.
14325 (def_cfa_1, reg_save): Use it.
14327 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
14329 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
14330 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
14331 (ix86_handle_option): Handle OPT_mcrc32.
14332 (ix86_target_string): Add -mcrc32.
14333 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
14335 * config/i386/i386.h (TARGET_CRC32): New.
14337 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
14338 (sse4_2_crc32di): Likewise.
14340 * config/i386/i386.opt (mcrc32): New.
14342 * doc/invoke.texi: Document -mcrc32.
14344 2009-06-11 Richard Henderson <rth@redhat.com>
14346 * common.opt (gdwarf-): Accept a version number.
14347 * doc/invoke.texi (gdwarf-): Update docs.
14348 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
14349 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
14350 version level, and record it.
14352 * dwarf2.h (DW_CIE_VERSION): Remove.
14353 * dwarf2out.c (DWARF_VERSION): Remove.
14354 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
14355 (output_call_frame_info): Use CIE version 3 for dwarf3,
14356 or if the return register column is out of range for version 1.
14357 (dwarf_stack_op_name): Add all dwarf3 values.
14358 (DEBUG_PUBTYPES_SECTION): New.
14359 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14360 encoding change for dwarf3.
14361 (output_die) [dw_val_class_die_ref]: Likewise.
14362 (output_compilation_unit_header): Emit correct version for dwarf3.
14363 (output_line_info): Likewise.
14364 (output_pubnames): Update for DWARF_VERSION removal.
14365 (output_aranges): Likewise.
14366 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14367 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14368 (dwarf2out_finish): Likewise.
14370 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14372 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14375 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14378 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14379 * builtins.c (expand_builtin_unreachable): New function.
14380 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14381 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14382 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14384 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14385 searching for missing barriers.
14387 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14389 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14390 when -fprofile-generate* was passed.
14391 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14393 2009-06-11 Anthony Green <green@moxielogic.com>
14395 * config/moxie/moxie.md: Define length attribute for all instructions.
14397 (*b<cond:code>): Support limited branch ranges for new PC-relative
14398 branch instructions.
14399 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14401 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14403 * config/i386/i386.c (min_insn_size): Use get_attr_length
14404 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14405 For __asm return 0.
14407 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14408 instead of emit_insn_before.
14410 2009-06-10 Ian Lance Taylor <iant@google.com>
14413 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14416 2009-06-10 Revital Eres <eres@il.ibm.com>
14418 * passes.c (init_optimization_passes): Reschedule
14419 predictive-commoning pass before complete unroll pass.
14421 2009-06-10 Martin Jambor <mjambor@suse.cz>
14423 * cgraph.c (cgraph_node_can_be_local_p): New function.
14424 (cgraph_make_node_local): New function.
14425 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14426 (cgraph_make_node_local): Declare.
14428 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14430 * tree.h (tree_base): Add packed_flag and user_align fields.
14431 Decrease size of spare field.
14432 (TYPE_USER_ALIGN): Use user_align from tree_base.
14433 (DECL_USER_ALIGN): Likewise.
14434 (TYPE_PACKED): Use packed_flag from tree_base.
14435 (DECL_PACKED): Likewise.
14436 (tree_type): Delete packed_flag and user_align fields. Widen
14437 precision field. Widen mode field and shuffle fields to align
14438 mode on an 8-bit boundary.
14439 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14440 Renumber decl_flag_* fields. Fix comments. Widen
14441 decl_common_unused field.
14442 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14443 (DECL_EXTERNAL): Likewise.
14444 (DECL_BIT_FIELD): Likewise.
14445 (DECL_NONADDRESSABLE_P): Likewise.
14446 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14447 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14449 2009-06-10 Ian Lance Taylor <iant@google.com>
14451 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14452 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14453 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14454 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14455 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14456 DEF_VEC_ALLOC_FUNC_P.
14457 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14458 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14459 DEF_VEC_ALLOC_FUNC_O.
14460 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14461 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14462 DEF_VEC_ALLOC_FUNC_I.
14463 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14464 (vec_stack_p_reserve_exact_1): Declare.
14465 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14466 (vec_stack_free): Declare.
14467 (VEC_stack_alloc): Define.
14468 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14469 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14470 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14471 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14473 (stack_vecs): New static variable.
14474 (vec_stack_p_reserve_exact_1): New function.
14475 (vec_stack_o_reserve_1): New static function.
14476 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14477 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14478 (vec_stack_free): New function.
14479 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14480 (VEC_df_ref_stack_alloc): Define.
14481 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14482 DEF_VEC_ALLOC_P_STACK.
14483 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14484 (struct df_collection_rec): Change _vec fields to VEC. Remove
14486 (df_free_collection_rec): Adjust for new fields.
14487 (df_insn_rescan): Use new df_collection_rec fields.
14488 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14489 (df_ref_create_structure, df_ref_record): Likewise.
14490 (df_get_conditional_uses, df_get_call_refs): Likewise.
14491 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14492 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14493 (df_record_exit_block_uses, df_bb_verify): Likewise.
14494 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14495 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14496 Remove count parameter. Change return type to void. Change all
14498 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14499 Remove count parameter. Change return type to void. Change all
14501 (df_install_refs): Change old_vec parameter to VEC. Remove count
14502 parameter. Change all callers.
14503 (df_install_mws): Change old_vec parameter to VEC. Remove count
14504 parameter. Change all callers.
14505 (df_refs_verify): Change new_rec parameter to VEC. Change call
14507 (df_mws_verify): Likewise.
14509 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14511 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14513 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14515 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14517 2009-06-10 Anthony Green <green@moxielogic.com>
14519 * config/moxie/crti.asm: New file.
14520 * config/moxie/crtn.asm: New file.
14521 * config/moxie/moxie.c: New file.
14522 * config/moxie/moxie.h: New file.
14523 * config/moxie/sfp-machine.h: New file.
14524 * config/moxie/moxie-protos.h: New file.
14525 * config/moxie/t-moxie: Created.
14526 * config/moxie/t-moxie-softfp: Created.
14527 * config/moxie/moxie.md: Created.
14528 * config/moxie/constraints.md: Created.
14529 * config.gcc: Add moxie support.
14530 * doc/md.texi (Machine Constraints): Add moxie constraints.
14531 * doc/contrib.texi (Contributors): Mention moxie port.
14532 * doc/install.texi (Specific): Mention the moxie port.
14534 2009-06-09 Ian Lance Taylor <iant@google.com>
14536 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14537 compiling with C++.
14538 * optabs.c (optab_table): Only use designated initializers if
14539 HAVE_DESIGNATED_INITIALIZERS is defined.
14540 (convert_optab_table): Likewise.
14541 (init_optabs): Always call init_insn_codes if
14542 HAVE_DESIGNATED_INITIALIZERS is not defined.
14544 2009-06-09 Ian Lance Taylor <iant@google.com>
14546 * targhooks.c (default_builtin_vectorized_function): Change fn
14547 parameter to unsigned int.
14548 (default_builtin_vectorized_conversion): Change code parameter to
14550 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14551 * targhooks.h: Update declarations.
14552 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14553 parameter to unsigned int.
14555 * c-typeck.c (comptypes_check_enum_int): New static function.
14556 (comptypes_internal): Add enum_and_int_p parameter. Change all
14558 (comp_target_types): Add location parameter. Change all callers.
14559 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14560 Change all callers.
14561 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14562 (build_conditional_expr): Add colon_loc parameter. Change all
14564 (convert_for_assignment): Add location parameter. Change all callers.
14565 * c-parser.c (c_parser_conditional_expression): Pass location of
14566 colon to build_conditional_expr.
14567 * c-tree.h (build_conditional_expr): Update declaration.
14569 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14571 * graphite.c: Revert previous patch.
14573 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14576 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14578 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14580 * tree-ssa-loop-prefetch.c
14581 (loop_prefetch_arrays): Fixed a portability problem in printf format
14584 2009-06-09 Martin Jambor <mjambor@suse.cz>
14586 PR tree-optimization/40351
14587 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14588 refrence to a potential artifical subaccess can be constructed.
14590 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14592 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14593 (sh_override_options): Likewise.
14594 * config/sh/sh.c: Include params.h.
14595 (sh_optimization_options): New.
14596 (sh_override_options): Likewise.
14597 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14598 (OVERRIDE_OPTIONS): Use sh_override_options.
14600 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14602 * dwarf2out.c (emit_cfa_remember): New variable.
14603 (add_fde_cfi): If emit_cfa_remember, recurse to add
14604 DW_CFA_remember_state first.
14605 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14606 instead just set emit_cfa_remember.
14608 2009-06-08 Jan Hubicka <jh@suse.cz>
14611 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14613 2009-06-08 Jan Hubicka <jh@suse.cz>
14615 PR middle-end/39834
14616 * cgraphunit.c (save_inline_function_body): Do not copy transform
14617 hooks for saved inline bodies.
14618 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14619 for given function.
14621 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14623 * jump.c (returnjump_p): Handle delayed branches. Add missing
14626 2009-06-08 Jan Hubicka <jh@suse.cz>
14628 PR middle-end/40102
14629 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14630 original node might've been modified.
14631 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14633 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14635 * tree-object-size.c (addr_object_size): Add OSI argument.
14636 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14637 (compute_builtin_object_size, expr_object_size): Adjust callers.
14638 (plus_stmt_object_size): Call addr_object_size instead of
14639 compute_builtin_object_size.
14641 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14642 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14644 * tree-ssa-loop-prefetch.c
14645 (gather_memory_references): Introduced a counter for the number of
14647 (anything_to_prefetch_p): Introduced a counter for the number of
14649 (is_loop_prefetching_profitable): New function with a cost model
14651 (loop_prefetch_arrays): Use the new cost model to determine if
14652 prefetching is profitable.
14653 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14654 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14655 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14656 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14657 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14658 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14660 2009-06-08 Michael Matz <matz@suse.de>
14663 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14664 partitions use the same.
14665 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14666 for basevars of SSA_NAMEs.
14667 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14668 to not expand them twice.
14669 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14672 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14674 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14675 (fdump-final-insns=, gtoggle): New.
14676 * doc/invoke.texi: Document them.
14677 * final.c (rest_of_clean_state): Dump final insn stream.
14678 * gcc.c (invoke_as): Hook in -fcompare-debug.
14679 (static_spec_functions): Add compare-debug-dump-opt,
14680 compare-debug-self-opt and compare-debug-auxbase-opt.
14681 (compare_debug, compare_debug_second, compare_debug_opt): New.
14682 (switches_debug_check, n_switches_debug_check): New.
14683 (debug_auxbase_opt, debug_check_temp_file): New.
14684 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14686 (do_self_spec): Handle arguments after switches.
14687 (do_spec_1): Add .gk extension to temp file basenames for compare.
14688 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14689 (cc1_options): Use it instead of normal auxbase computation for
14690 the second compare-debug compilation.
14691 (compare_files): New.
14692 (main): Set up and implement compare debug mode.
14693 (compare_debug_dump_opt_spec_function): New.
14694 (compare_debug_self_opt_spec_function): New.
14695 (compare_debug_auxbase_opt_spec_function): New.
14696 * toplev.c (process_options): Handle flag_gtoggle,
14697 flag_dump_final_insns.
14698 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14699 during -fcompare-debug-second compilation.
14701 2009-06-07 Ian Lance Taylor <iant@google.com>
14703 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14704 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14706 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14707 with no default node. Change warning with %H to warning_at.
14708 Don't clear warn_switch around case checking.
14709 * doc/invoke.texi (Warning Options): Clarify distinction between
14710 -Wswitch and -Wswitch-enum.
14712 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14714 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14716 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14718 * gbl-ctors.h: Add header guard.
14720 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14722 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14723 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14724 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14725 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14726 prototypes for removed functions.
14727 (expressions_equal_p): Move to ...
14728 * tree-ssa-sccvn.h: ... here and ...
14729 * matrix-reorg.c: ... adjust includes.
14731 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14733 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14735 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14737 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14738 (finish_function): Remove erroneous whitespace.
14740 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14742 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14743 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14745 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14747 * errors.c (internal_error): Commentary typo fix.
14748 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14749 * tree-ssa-pre.c: Ditto.
14751 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14753 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14754 them is supposed to hold actual statements.
14756 2009-06-06 Ian Lance Taylor <iant@google.com>
14758 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14759 empty statements can now have attributes.
14761 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14763 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14764 * config/mips/mips.md: Ditto.
14766 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14768 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14770 (__eabi_uconvert): Likewise.
14772 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14774 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14775 CFI_* definitions with IN_GCC.
14777 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14779 * xcoffout.h (xcoffout_source_line): Update prototype.
14781 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14783 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14784 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14786 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14788 PR middle-end/40340
14789 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14790 inlined_function_outer_scope_p blocks for artificial inlines
14792 * tree.c (tree_nonartificial_location): Rewrite using
14793 block_nonartificial_location.
14795 2009-06-05 Revital Eres <eres@il.ibm.com>
14796 Leehod Baruch <leehod@il.ibm.com>
14798 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14799 (expand_expr_real_1): Remove comment.
14800 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14801 Vectorize misaligned access when the target supports it.
14802 (vect_supportable_dr_alignment): Check for unaligned access support.
14803 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14806 2009-06-05 Julian Brown <julian@codesourcery.com>
14808 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14809 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14811 2009-06-05 Richard Guenther <rguenther@suse.de>
14814 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14815 as possibly unused.
14817 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14819 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14820 (save_gprs): Don't tell unwinder when a global register is saved.
14821 (s390_emit_epilogue): Emit needed epilogue unwind info.
14823 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14825 * dwarf2out.c (deferred_asm_name): New.
14826 (add_name_and_src_coords_attributes): Defer creation of
14827 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14829 (move_linkage_attr): New.
14830 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14833 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14835 * tree-nested.c (finalize_nesting_tree_1): Declare the
14836 frame_decl in the binding tree.
14838 2009-06-04 Cary Coutant <ccoutant@google.com>
14840 * basic-block.h (struct basic_block_def): Add discriminator field.
14841 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14843 * debug.c (do_nothing_debug_hooks): Add additional entry.
14844 (debug_nothing_int_charstar_int): New function.
14845 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14846 (debug_nothing_int_charstar_int): New declaration.
14847 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14848 discriminator value in .loc directive.
14849 * final.c (last_discriminator): New variable.
14850 (discriminator): New variable.
14851 (final_start_function): Initialize above variables, pass current
14852 discriminator to debug hook.
14853 (notice_source_line): Check for discriminator change.
14854 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14855 * sdbout.c (sdbout_source_line): New parameter.
14856 * tree-cfg.c (struct locus_discrim_map): New structure type.
14857 (discriminator_per_locus): New hash table.
14858 (build_gimple_cfg): Allocate and free discriminator hash table.
14859 (make_edges): Call assign_discriminator.
14860 (locus_map_hash): New function.
14861 (locus_map_eq): New function.
14862 (next_discriminator_for_locus): New function.
14863 (same_line_p): New function.
14864 (assign_discriminator): New function.
14865 (make_cond_expr_edges): Call assign_discriminator.
14866 (make_gimple_switch_edges): Likewise.
14867 (first_non_label_stmt): New function.
14868 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14870 * xcoffout.c (xcoffout_source_line): Add new parameter.
14872 * configure.ac (gcc_cv_as_discriminator): New configury check for
14873 gas support for discriminator.
14874 * configure: Regenerate.
14875 * config.in: Regenerate.
14877 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14879 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14880 val after checking for integers.
14882 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14884 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14886 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14887 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14888 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14889 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14890 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14891 X64_SSE_REGPARM_MAX.
14892 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14893 X64_SSE_REGPARM_MAX.
14895 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14897 * gcc.c (report_times_to_file): New.
14898 (execute): Implement it.
14899 (process_command): Support -time=.
14900 * doc/invoke.texi: Document it.
14902 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14904 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14905 that have value exprs.
14907 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14909 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14910 declarations for constants until...
14911 (dw2_output_indirect_constant_1): ... this point.
14913 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14916 * arm.md (arm_addsi3): Don't try to split an add with an
14917 eliminable register until after reload has completed.
14919 2009-06-03 Ian Lance Taylor <iant@google.com>
14921 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14922 * genattrtab.c (write_length_unit_log): Likewise.
14923 * genchecksum.c (dosum): Likewise.
14924 * gengtype.c (write_rtx_next): Likewise.
14925 (finish_root_table, write_roots): Likewise.
14926 * gimple.c (gimple_ops_offset_): Likewise.
14927 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14928 * config/arc/arc.c (arc_attribute_table): Likewise.
14929 * config/arm/arm.c (arm_attribute_table): Likewise.
14930 * config/avr/avr.c (avr_attribute_table): Likewise.
14931 * config/crx/crx.c (crx_attribute_table): Likewise.
14932 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14933 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14934 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14935 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14936 * config/sh/sh.c (sh_attribute_table): Likewise.
14937 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14938 * config/spu/spu.c (spu_attribute_table): Likewise.
14939 * config/v850/v850.c (v850_attribute_table): Likewise.
14941 * config/alpha/alpha.c (vms_attribute_table): Make static.
14942 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14943 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14944 * config/mips/mips.c (mips_attribute_table): Likewise.
14946 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14948 (cc1-checksum.o): Likewise.
14950 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14952 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14954 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14956 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14957 insn if it is changing sp. Use gen_add3_insn instead of
14958 conditionally gen_addsi3 and gen_adddi3.
14959 (offset_below_red_zone_p): New static inline function.
14960 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14961 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14962 * config/rs6000/ppc-asm.h: Include auto-host.h.
14963 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14964 CFI_RESTORE): Define.
14965 * config/rs6000/crtresxgpr.asm: Add unwind info.
14966 * config/rs6000/crtresxfpr.asm: Likewise.
14967 * config/rs6000/crtresgpr.asm: Likewise.
14968 * config/rs6000/crtresfpr.asm: Likewise.
14969 * config/rs6000/crtsavgpr.asm: Likewise.
14970 * config/rs6000/crtsavfpr.asm: Likewise.
14972 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14973 argument of DWARF2_FRAME_REG_OUT macros.
14975 2009-06-03 Julian Brown <julian@codesourcery.com>
14977 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14978 words or less (including TImode) in core registers.
14980 2009-06-03 Richard Guenther <rguenther@suse.de>
14982 PR middle-end/40328
14983 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14985 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14987 * statistics.c (statistics_counter_event): Do not record event
14988 in pass dump if its number == -1.
14989 (curr_statistics_hash): Add assert that we never get passes
14990 with static number == -1.
14992 2009-06-03 Richard Guenther <rguenther@suse.de>
14993 Andrey Belevantsev <abel@ispras.ru>
14995 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14996 non-BLKmode arrays addressable.
14998 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
15000 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
15001 * config/m68k/m68k.h: ... here.
15003 2009-06-03 Martin Jambor <mjambor@suse.cz>
15005 PR tree-optimization/40323
15006 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
15009 2009-06-03 Richard Guenther <rguenther@suse.de>
15011 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
15014 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
15016 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
15017 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
15018 JUMP_TABLE_DATA_P where applicable.
15019 * config/sh/sh.c: Ditto.
15020 * config/sh/sh.h: Ditto.
15021 * config/sh/sh.md: Ditto.
15022 * config/sh/symbian.c: Ditto.
15024 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
15026 * config/i386/driver-i386.c (describe_cache): Optimize
15027 concatenation of strings. Use snprintf instead of sprintf.
15028 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
15029 target when not compiling with GCC.
15031 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
15033 * config/sh/sh.c: Revert last change.
15034 (sh_expand_epilogue): Emit a blockage insn before the frame
15035 pointer adjustment unconditionally.
15037 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15039 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
15040 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
15041 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
15042 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
15043 to COLLECT_GCC_OPTIONS.
15045 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15047 * collect2.c (target_system_root): New variable.
15048 (main): Handle --sysroot=.
15049 (ignore_library): Strip the sysroot from the library path.
15051 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15053 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
15054 (collect2.o): Depend on collect2-aix.h.
15055 (collect2-aix.o): New rule.
15056 * collect2-aix.h: New file.
15057 * collect2-aix.c: Likewise.
15058 * collect2.c: Include collect2-aix.h. Don't undefine
15059 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
15060 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
15061 Use TARGET_AIX_VERSION instead of _AIX51.
15062 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
15063 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
15064 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
15065 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
15066 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
15068 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15070 * collect2.c (ignore_library): Avoid premature post-increment
15071 and null deference.
15073 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15075 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
15076 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
15077 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
15078 CROSS_DIRECTORY_STRUCTURE too.
15079 (LINK_LIBG_SPEC): Likewise.
15080 (LIB_SPEC): Add %R to sysroot paths.
15081 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
15082 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
15083 * config/rs6000/aix51.h: As for aix43.h.
15084 * config/rs6000/aix52.h: Likewise.
15085 * config/rs6000/aix53.h: Likewise.
15086 * config/rs6000/aix61.h: Likewise.
15087 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
15088 to the beginning of sysroot paths.
15090 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15092 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
15093 INSN_LISTs that are out of the REG_NOTE range.
15095 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15097 * loop-unroll.c (struct iv_to_split): Add pointer to next.
15098 (struct var_to_expand): Likewise.
15099 (struct opt_info): Add head and tail for linked lists of the above.
15100 (analyze_insn_to_expand_var): Initialize next.
15101 (analyze_iv_to_split_insn): Likewise.
15102 (analyze_insns_in_loop): Create linked lists.
15103 (allocate_basic_variable): Simplify for use without hash table.
15104 (insert_var_expansion_initialization): Likewise, make it type-safer.
15105 (combine_var_copies_in_loop_exit): Likewise.
15106 (apply_opt_in_copies): Walk lists rather than hash tables.
15107 (release_var_copies): Simplified and inlined by hand into...
15108 (free_opt_info): ... this function.
15110 2009-06-02 Richard Guenther <rguenther@suse.de>
15112 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
15115 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15117 * cfgexpand.c (gimple_expand_cfg): Discard the source location
15118 only for builtins that are not overridden.
15120 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15122 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
15125 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15127 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
15129 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15131 * combine.c (move_deaths): Compare LUIDs within the same BB only.
15133 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15135 * common.opt (fdump-unnumbered-links): New.
15136 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
15137 * print-rtl.c (flag_dump_unnumbered_links): New.
15138 (print_rtx): Test it.
15140 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
15142 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
15143 push/pop multiple to 8-byte alignment.
15145 2009-06-01 Jakub Jelinek <jakub@redhat.com>
15147 * config/i386/i386.c (queued_cfa_restores): New static variable.
15148 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
15150 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
15151 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
15152 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
15153 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
15154 note unconditionally.
15155 (ix86_emit_restore_regs_using_mov): Likewise.
15156 (ix86_emit_restore_sse_regs_using_mov): Likewise.
15157 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
15158 it through to ix86_emit_restore_reg_using_pop.
15159 (ix86_emit_leave): Add RED_OFFSET argument. Call
15160 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
15161 instead of adding REG_CFA_OFFSET note unconditionally.
15162 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
15163 the above functions. Call ix86_add_queued_cfa_restore_notes when
15166 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
15167 force output of the label even for dwarf2out_do_cfi_asm.
15168 (add_fde_cfi): If -g2 and above and cfi might change CFA,
15169 force creation of CFI label and chain DW_CFA_set_loc jumping to it
15170 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
15172 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
15173 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
15174 dwarf2out_cfi_label callers.
15175 * tree.h (dwarf2out_cfi_label): Adjust prototype.
15176 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
15177 Adjust dwarf2out_cfi_label callers.
15178 * config/vax/vax.c (vax_output_function_prologue): Likewise.
15180 * config/i386/i386.h (struct machine_cfa_state,
15181 struct machine_function): Guard with ifndef USED_FOR_TARGET
15182 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
15185 * emutls.c (__emutls_get_address): Change arr->size to mean number
15186 of allocated arr->data entries instead of # of slots + 1.
15188 PR middle-end/40316
15189 * recog.c (peep2_reinit_state): New function.
15190 (peephole2_init_state): Use it at the end of a basic block and also
15191 when seeing a RTX_FRAME_RELATED_P insn.
15193 2009-06-01 Steve Ellcey <sje@cup.hp.com>
15195 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
15196 fixuns_truncrfdi2): New.
15197 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
15198 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
15199 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
15200 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
15201 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
15202 *recip_approx): Remove.
15203 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
15204 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
15205 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
15207 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
15210 2009-06-01 Ian Lance Taylor <iant@google.com>
15212 * attribs.c (register_attribute): Use CONST_CAST.
15213 * collect2.c (main): Use CONST_CAST2.
15214 (scan_prog_file): Likewise.
15215 * gcc.c (process_command, main): Likewise.
15216 * toplev.c (toplev_main): Likewise.
15218 * c-typeck.c (handle_warn_cast_qual): New static function,
15219 partially broken out of build_c_cast.
15220 (build_c_cast): Call handle_warn_cast_qual.
15221 * doc/invoke.texi (Warning Options): Document new effect of
15224 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
15226 * diagnostic.c (diagnostic_build_prefix): Always print columns.
15227 (diagnostic_report_current_module): Print columns.
15228 * common.opt (flag_show_column): Enable by default.
15230 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
15232 * alias.c (find_base_term): Check for NULL term before returning.
15234 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15236 Revert due to PR40320:
15237 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15238 * calls.c (emit_library_call_value_1): Don't force_operand for move
15241 2009-06-01 Olivier Hainque <hainque@adacore.com>
15242 Eric Botcazou <ebotcazou@adacore.com>
15244 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
15245 to be processed as a bitfield for constructor output purposes.
15246 * output.h (initializer_constant_valid_for_bitfield_p): Declare
15248 * varasm.c (oc_local_state): New type, output_constructor
15249 local state to support communication with helpers.
15250 (oc_outer_state): New type, output_constructor outer state of
15251 relevance in recursive calls.
15252 (output_constructor_array_range): New output_constructor helper,
15253 extracted code for an array range element.
15254 (output_constructor_regular_field): New output_constructor helper,
15255 extracted code for an element that is not a bitfield.
15256 (output_constructor_bitfield): New output_constructor helper,
15257 extracted code for a bitfield element. Accept an OUTER state
15258 argument for recursive processing. Recurse on record or array
15259 CONSTRUCTOR values, possibly past noop conversions.
15260 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
15261 VALUE is a valid constant-valued expression for use in a static
15262 bit-field initializer.
15263 (output_constructor): Rework to use helpers. Accept and honor an
15264 OUTER state argument for recursive calls. Return total size. Be
15265 prepared for nested constructors initializing bitfields.
15266 (output_constant): Feed OUTER in calls to output_constructor.
15268 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15270 * calls.c (emit_library_call_value_1): Don't force_operand for move
15273 2009-06-01 Nick Clifton <nickc@redhat.com>
15275 * doc/invoke.texi (IA-64 Options): Fix typo.
15277 2009-06-01 Ira Rosen <irar@il.ibm.com>
15279 PR tree-optimization/39129
15280 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
15282 (vect_do_peeling_for_loop_bound): Use
15283 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15284 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15285 (vect_loop_versioning): Likewise.
15286 (vect_create_cond_for_alias_checks): Fix indentation.
15287 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
15289 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
15290 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
15291 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
15292 "control flow in loop".
15293 (vect_estimate_min_profitable_iters): Use
15294 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15295 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15296 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15297 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
15298 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
15299 statement belongs to a group of strided accesses with the exact code
15301 (vectorizable_load): Likewise.
15302 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
15303 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15305 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
15307 * config/freebsd-stdint.h: New file.
15308 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
15309 Add freebsd-stdint.h to tm_file.
15311 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
15313 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
15314 (thumb2_extendhidi2): Likewise.
15316 2009-05-31 Ian Lance Taylor <iant@google.com>
15318 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
15320 2009-05-31 Ian Lance Taylor <iant@google.com>
15322 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
15323 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
15324 (ipa-reference.o): Depend upon gt-ipa-reference.h.
15326 2009-05-31 Jason Merrill <jason@redhat.com>
15328 * tree-pretty-print.c (print_call_name): Take the callee, not the
15329 call itself. Make non-static. Use dump_function_name for functions.
15330 (dump_generic_node): Adjust.
15331 * diagnostic.h: Declare print_call_name.
15332 * gimple-pretty-print.c (dump_gimple_call): Use it.
15334 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15336 * config/sh/sh.md (ashldi3_std): New define_expand.
15339 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15342 * config/sh/sh.c: Include debug.h.
15343 (sh_expand_epilogue): Emit a blockage insn before the frame
15344 pointer adjustment also when dwarf2out_do_frame returns true.
15346 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
15348 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
15349 (thumb2_extendqidi2): New pattern.
15351 2009-05-31 Ira Rosen <irar@il.ibm.com>
15353 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
15354 mark phis for renaming.
15355 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15356 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15357 Call mark_sym_for_renaming.
15358 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15359 * tree-vect-loop.c (vect_transform_loop): Remove
15360 vect_memsyms_to_rename initialization and a call to
15361 mark_set_for_renaming.
15363 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15365 PR middle-end/40304
15366 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15367 frame related even if !set_cfa && style < 0.
15369 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15371 * config/i386/mingw-tls.c: New file.
15372 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15373 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15374 defining _WIN32 but not __CYGWIN__.
15376 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15378 * configure.ac: Add MPC support.
15380 * config.in, configure: Regenerate.
15382 2009-05-29 Richard Henderson <rth@redhat.com>
15384 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15385 NOTE_INSN_BASIC_BLOCK.
15386 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15387 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15388 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15390 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15392 (add_cfi): Disable check redefining cfa away from drap.
15393 (lookup_cfa_1): Add remember argument; handle remember/restore.
15394 (lookup_cfa): Pass remember argument.
15395 (cfa_remember): New.
15396 (compute_barrier_args_size_1): Remove sibcall check.
15397 (dwarf2out_frame_debug_def_cfa): New.
15398 (dwarf2out_frame_debug_adjust_cfa): New.
15399 (dwarf2out_frame_debug_cfa_offset): New.
15400 (dwarf2out_frame_debug_cfa_register): New.
15401 (dwarf2out_frame_debug_cfa_restore): New.
15402 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15403 (dwarf2out_begin_epilogue): New.
15404 (dwarf2out_frame_debug_restore_state): New.
15405 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15406 DW_CFA_restore_state.
15407 (output_cfi_directive): Likewise.
15408 (convert_cfa_to_fb_loc_list): Likewise.
15409 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15410 * dwarf2out.h: Update.
15411 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15412 (copy_insn_1): Early out for null.
15413 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15414 and dwarf2out_frame_debug_restore_state.
15415 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15416 (prologue_insn_hash, epilogue_insn_hash): New.
15417 (free_after_compilation): Adjust freeing accordingly.
15418 (record_insns): Create hash table if needed; push insns into
15419 hash instead of array.
15420 (maybe_copy_epilogue_insn): New.
15421 (contains): Search hash table instead of array.
15422 (sibcall_epilogue_contains): Remove.
15423 (thread_prologue_and_epilogue_insns): Split eh_return insns
15424 and mark them as epilogues.
15425 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15426 scanning in terms of basic blocks.
15427 * insn-notes.def (CFA_RESTORE_STATE): New.
15428 * jump.c (returnjump_p_1): Accept EH_RETURN.
15429 (eh_returnjump_p_1, eh_returnjump_p): New.
15430 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15431 CFA_REGISTER, CFA_RESTORE): New.
15432 * rtl.def (EH_RETURN): New.
15433 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15435 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15436 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15438 * config/i386/i386.c (gen_push): Update cfa state.
15439 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15440 add a CFA_ADJUST_CFA note.
15441 (ix86_dwarf_handle_frame_unspec): Remove.
15442 (ix86_expand_prologue): Update cfa state.
15443 (ix86_emit_restore_reg_using_pop): New.
15444 (ix86_emit_restore_regs_using_pop): New.
15445 (ix86_emit_leave): New.
15446 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15447 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15448 * config/i386/i386.h (struct machine_cfa_state): New.
15449 (ix86_cfa_state): New.
15450 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15451 (eh_return_internal): Merge from eh_return_<mode>,
15452 use eh_return rtx, split w/ epilogue.
15454 2009-05-29 Ian Lance Taylor <iant@google.com>
15456 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15458 * calls.c (emit_library_call_value_1): Likewise.
15460 * c-typeck.c (c_build_va_arg): New function.
15461 * c-tree.h (c_build_va_arg): Declare.
15462 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15463 instead of build_va_arg.
15465 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15467 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15468 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15469 (ptr_difference_cost): Use affine combinations to compute it.
15470 (difference_cost): Likewise.
15471 (get_computation_cost_at): Compute more accurate cost for addresses
15472 if the ratio is a multiplier allowed in addresses.
15473 For non-addresses, consider that an additional offset or symbol is
15476 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15478 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15479 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15481 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15482 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15483 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15485 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15486 to 1 for TYPE_SSE{IADD1,CVT1}.
15487 (prefix_vex_imm8): Removed.
15488 (length_vex): Only pass 1 as second argument to
15489 ix86_attr_length_vex_default if prefix_extra is 0.
15490 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15491 (length): For prefix vex computation use length_immediate
15492 attribute instead of prefix_vex_imm8.
15493 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15494 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15495 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15496 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15497 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15498 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15499 a space in between the operands.
15500 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15501 if one operand is 0xff and the other one si, di, bp or sp.
15502 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15503 other one si, di, bp or sp.
15504 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15505 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15506 type and mode attributes.
15507 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15508 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15509 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15510 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15511 prefix_data16 attribute iff MODE_DF.
15512 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15513 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15514 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15515 constm128_operand in length_immediate computation.
15516 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15517 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15518 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15519 length_immediate attribute to 1.
15520 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15521 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15522 for certain alternatives.
15523 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15524 prefix_data16 attribute if MODE_V1DF.
15525 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15526 length_immediate to 1.
15527 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15528 length_address to 4, set mode attribute to MODE_DI.
15529 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15530 (fxam<mode>2_i387): Set length attribute to 4.
15531 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15532 *prefetch_3dnow_rex): Override length_address attribute.
15533 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15535 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15536 (constm128_operand): Removed.
15537 * config/i386/i386.c (memory_address_length): For
15538 disp && !index && !base in 64-bit mode account for SIB byte if
15539 print_operand_address can't optimize disp32 into disp32(%rip)
15540 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15541 for fs: or gs: segment.
15542 (ix86_attr_length_immediate_default): When checking if shortform
15543 is possible, truncate immediate to the length of the non-shortened
15545 (ix86_attr_length_address_default): Ignore MEM_P operands
15547 (ix86_attr_length_vex_default): Only check for DImode on
15548 GENERAL_REG_P operands.
15549 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15550 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15551 (sse_cvttps2pi): Clear prefix_rep attribute.
15552 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15554 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15555 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15556 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15557 iff operand 2 is const_int_operand.
15558 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15559 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15560 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15562 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15564 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15565 prefix_data16 attribute for movlpd and movhpd instructions.
15566 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15567 length_immediate for shufpd instruction.
15568 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15569 (avx_cmpp<avxmodesuffixf2c><mode>3,
15570 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15571 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15572 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15573 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15574 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15575 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15576 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15577 prefix_data16 attribute for the first alternative to 1.
15578 (*avx_loadlps): Override length_immediate for the first alternative.
15579 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15580 attributes for second alternative.
15581 (*vec_concatv2sf_sse4_1): Override length_immediate and
15582 prefix_data16 attributes for second alternative.
15583 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15584 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15585 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15586 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15587 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15588 prefix_data16 and length_immediate to 1.
15589 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15591 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15592 prefix_extra attribute for variants that don't have 0f prefix alone.
15593 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15594 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15595 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15596 *sse4_1_pextrd): Set length_immediate to 1.
15597 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15598 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15600 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15601 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15602 length_immediate to 1 for second alternative.
15603 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15604 prefix_extra and length_immediate attributes for the first
15606 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15608 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15609 to 1 for the first and third alternative.
15610 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15612 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15614 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15616 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15617 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15618 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15619 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15620 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15621 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15622 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15623 ssse3_psign<mode>3): Override prefix_rex attribute.
15624 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15625 (ssse3_palignrti): Override length_immediate to 1.
15626 (ssse3_palignrdi): Override length_immediate to 1, override
15627 prefix_rex attribute.
15628 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15629 (sse4a_extrqi): Override length_immediate to 2.
15630 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15631 (sse4a_insertq): Override prefix_data16 to 0.
15632 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15633 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15634 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15635 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15636 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15637 and length_immediate to 1.
15638 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15639 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15640 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15641 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15642 and length_immediate to 1.
15643 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15644 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15645 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15646 avx_ptest256): Override prefix_extra to 1.
15647 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15648 Override prefix_data16 and length_immediate to 1.
15649 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15650 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15651 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15652 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15653 prefix_data16 to 0 and prefix_extra to 2.
15654 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15655 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15657 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15658 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15659 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15660 and prefix_extra to 2.
15661 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15662 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15663 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15664 avx_vpermilvar<mode>3,
15665 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15666 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15667 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15668 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15669 Override prefix_extra to 1.
15670 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15671 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15672 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15673 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15674 prefix_extra and length_immediate to 1.
15675 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15677 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15678 to 1 for the first alternative.
15679 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15680 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15682 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15683 *movv2sf_internal_avx, *movv2sf_internal): Override
15684 prefix_rep attribute for certain alternatives.
15685 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15686 attributes for certain alternatives.
15687 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15688 attributes for certain alternatives.
15689 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15690 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15691 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15692 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15693 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15694 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15695 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15696 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15697 length_immediate to 1 if operand 2 is const_int_operand.
15698 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15699 *vec_extractv2si_1): Set length_immediate attribute to 1.
15700 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15701 using old 3DNOW insn rather than SSE/3DNOW_A.
15702 (mmx_emms, mmx_femms): Clear modrm attribute.
15704 2009-05-29 Martin Jambor <mjambor@suse.cz>
15706 * tree-sra.c: New implementation of SRA.
15708 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15709 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15710 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15711 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15712 (SRA_MAX_STRUCTURE_COUNT): Removed.
15713 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15714 * doc/invoke.texi (sra-max-structure-size): Removed.
15715 (sra-field-structure-ratio): Removed.
15717 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15719 PR middle-end/40291
15720 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15723 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15725 PR rtl-optimization/40101
15726 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15727 seqno. Adjust comment.
15728 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15729 inserting bookkeeping before a jump, the jump is not scheduled.
15730 When no positive seqno found, provide a value. Add comment.
15732 2009-05-29 Richard Guenther <rguenther@suse.de>
15734 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15735 short-cutting on the first component.
15737 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15739 PR middle-end/39958
15740 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15741 for trees other than decls/types.
15743 2009-05-29 Richard Guenther <rguenther@suse.de>
15745 * tree-ssa-operands.c (get_expr_operands): Do not handle
15746 INDIRECT_REFs in the handled-component case. Remove
15747 unused get_ref_base_and_extent case.
15748 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15749 tree_low_cst and host_integerp where possible.
15750 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15751 codes for equivalence.
15752 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15754 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15756 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15757 to tmake_file for i[34567]86-*-cygwin*.
15759 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15762 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15763 (altivec_categorize_keyword, init_vector_keywords,
15764 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15767 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15769 * tree.c (handle_dll_attribute): Check if node is
15770 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15772 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15774 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15776 (thumb2_zero_extendqidi2): Likewise.
15778 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15780 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15781 instead of gen_movrt.
15782 * config/sh/sh.md (movrt): Remove.
15784 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15786 * doc/invoke.texi (IA-64 Options):
15787 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15788 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15789 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15790 -msched-prefer-non-control-spec-insns,
15791 -msched-stop-bits-after-every-cycle,
15792 -msched-count-spec-in-critical-path,
15793 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15794 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15795 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15796 and -msched-spec-verbose.
15798 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15800 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15801 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15803 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15805 2009-05-28 Richard Guenther <rguenther@suse.de>
15807 * tree-ssa-alias.c (ao_ref_init): New function.
15808 (ao_ref_base): Likewise.
15809 (ao_ref_base_alias_set): Likewise.
15810 (ao_ref_alias_set): Likewise.
15811 (refs_may_alias_p_1): Change signature.
15812 (refs_may_alias_p): Adjust.
15813 (refs_anti_dependent_p): Likewise.
15814 (refs_output_dependent_p): Likewise.
15815 (call_may_clobber_ref_p_1): Change signature.
15816 (call_may_clobber_ref_p): Adjust.
15817 (stmt_may_clobber_ref_p_1): New function split out from ...
15818 (stmt_may_clobber_ref_p): ... here.
15819 (maybe_skip_until): Adjust signature.
15820 (get_continuation_for_phi): Likewise.
15821 (walk_non_aliased_vuses): Likewise.
15822 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15823 (ao_ref_init): Declare.
15824 (ao_ref_base): Likewise.
15825 (ao_ref_alias_set): Likewise.
15826 (stmt_may_clobber_ref_p_1): Likewise.
15827 (walk_non_aliased_vuses): Adjust.
15828 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15829 (get_ref_from_reference_ops): remove.
15830 (vn_reference_lookup_2): Adjust signature.
15831 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15832 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15833 (vn_reference_lookup): Adjust.
15834 (vn_reference_insert): Likewise.
15835 (vn_reference_insert_pieces): Adjust signature.
15836 (visit_reference_op_call): Adjust.
15837 * tree-ssa-pre.c (get_expr_type): Simplify.
15838 (phi_translate_1): Adjust.
15839 (compute_avail): Likewise.
15840 (translate_vuse_through_block): Do not re-build trees.
15841 (value_dies_in_block_x): Likewise.
15842 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15844 (vn_reference_lookup_pieces): Adjust declaration.
15845 (vn_reference_insert_pieces): Likewise.
15847 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15849 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15850 with checking disabled.
15852 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15856 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15857 macro definition for support of three-operand format aligned
15858 .comm directive in assembler on cygwin/pe/mingw target OS.
15859 * configure: Regenerate.
15860 * config.h: Regenerate.
15862 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15863 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15864 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15866 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15867 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15869 2009-05-28 Ira Rosen <irar@il.ibm.com>
15871 PR tree-optimization/40254
15872 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15873 in analysis of basic blocks.
15875 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15877 PR middle-end/33699
15878 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15879 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15880 (TARGET_INITIALIZER): Use it.
15881 * cse.c (CHEAPER): Move it up to the other macros.
15882 (insert): Rename this ...
15883 (insert_with_costs): ... to this. Add cost parameters. Update
15885 (insert): New function. Call insert_with_costs.
15886 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15887 find_reg_offset_for_const, try_const_anchors): New functions.
15888 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15889 when using a const-anchor. Call insert_const_anchors.
15890 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15891 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15893 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15895 * tree-inline.c (remap_decls): Enable nonlocalized variables
15896 when not optimizing.
15898 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15900 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15901 Simplify other tests involving optimize.
15903 2009-05-27 Tom Tromey <tromey@redhat.com>
15905 * unwind-dw2.c (_Unwind_DebugHook): New function.
15906 (uw_install_context): Call _Unwind_DebugHook.
15908 2009-05-27 Tom Tromey <tromey@redhat.com>
15910 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15912 2009-05-27 Ian Lance Taylor <iant@google.com>
15914 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15915 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15916 (ALL_LINKERFLAGS): Define.
15917 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15918 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15919 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15920 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15921 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15922 $(LINKER_FOR_BUILD).
15923 (build/gcov-iov$(build_exeext)): Likewise.
15925 2009-05-27 Julian Brown <julian@codesourcery.com>
15927 * gcse.c (target.h): Include.
15928 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15929 copy of argument to a pseudo register.
15931 2009-05-27 Diego Novillo <dnovillo@google.com>
15933 * tree-ssa-live.c (dump_scope_block): Document arguments.
15934 (dump_scope_blocks): Document.
15935 (debug_scope_blocks): New.
15936 * tree-flow.h (debug_scope_blocks): Declare.
15938 2009-05-21 Denis Chertykov <denisc@overta.ru>
15940 * doc/contrib.texi (Contributors): Add myself to the list.
15942 2009-05-27 Olivier Hainque <hainque@adacore.com>
15944 * expr.c (target_align): New function. Alignment the TARGET of an
15945 assignment may be assume to have.
15946 (highest_pow2_factor_for_target): Use it instead of relying on
15947 immediate tree attributes of TARGET, not necessarily honored when
15948 intermediate bitfields are involved.
15950 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15953 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15954 AVX, SSE4, AES, PCLMUL and POPCNT.
15956 2009-05-27 Diego Novillo <dnovillo@google.com>
15958 * tree-pretty-print.c (dump_location): New.
15959 (dump_generic_node): Call it.
15960 Factor code to handle BLOCK nodes ...
15961 (dump_block_node): ... here.
15963 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15965 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15967 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15969 * gcc-plugin.h: Include config.h and system.h.
15970 (IN_GCC): Define if not defined.
15972 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15974 PR middle-end/40249
15975 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15978 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15980 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15982 * config/m32r/m32r.h: Ditto.
15983 * config/m32r/m32r.md: Ditto.
15984 * config/m32r/predicates.md: Ditto.
15986 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15988 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15990 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15993 (Loading plugins): typo.
15994 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15995 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15996 (Interacting with the GCC Garbage Collector): Added new section.
15997 (Giving information about a plugin): Added new section for
15999 * ggc.h (ggc_register_root_tab): Added declaration.
16000 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
16001 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
16002 (register_callback): Improved comment in declaration.
16003 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
16004 (extra_root_vec) Added static variable for dynamic roots registration.
16005 (ggc_register_root_tab) Added new routine.
16006 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
16007 PLUGIN_GGC_MARKING event.
16008 * ggc-zone.c: Include plugin.h.
16009 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
16010 * ggc-page.c: Include plugin.h.
16011 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
16012 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
16013 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
16014 (register_callback): check lack of callbacks for
16015 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
16016 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
16017 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
16018 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
16019 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
16020 dependency on plugin.h.
16021 (plugin.o): Added dependency on ggc.h...
16023 2009-05-26 Richard Guenther <rguenther@suse.de>
16025 PR middle-end/40248
16027 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16028 with mismatched comparison modes.
16030 * expr.c (expand_expr_real_1): Expand the operand of a
16031 VIEW_CONVERT_EXPR in its natural mode.
16033 2009-05-26 Ian Lance Taylor <iant@google.com>
16035 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
16036 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
16037 (ALL_COMPILERFLAGS): Define.
16038 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
16039 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
16040 (collect2$(exeext), collect2.o): Likewise.
16041 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
16042 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
16043 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
16044 (libbackend.o, intl.o, cppdefault.o): Likewise.
16045 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
16046 (build/%.o): Use $(COMPILER_FOR_BUILD).
16047 (build/gen%$(build_exeext)): Likewise.
16048 (build/gcov-iov$(build_exeext)): LIkewise.
16049 * config/t-darwin (darwin.o): Use $(COMPILER).
16050 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
16051 * config/t-sol2 (sol2-c.o): Likewise.
16052 (sol2.o): Likewise.
16053 * config/t-vxworks (vxworks.o): Likewise.
16054 * config/x-darwin (host-darwin.o): Likewise.
16055 * config/x-hpux (host-hpux.o): Likewise.
16056 * config/x-linux (host-linux.o): Likewise.
16057 * config/x-solaris (host-solaris.o): Likewise.
16058 * config/alpha/x-alpha (driver-alpha.o): Likewise.
16059 * config/arm/t-arm (arm-c.o): Likewise.
16060 * config/arm/t-pe (pe.o): Likewise.
16061 * config/arm/t-wince-pe (pe.o): Likewise.
16062 * config/i386/t-cygming (winnt.o): Likewise.
16063 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
16064 * config/i386/t-cygwin (cygwin1.o): Likewise.
16065 (cygwin2.o): Likewise.
16066 * config/i386/t-i386 (i386-c.o): Likewise.
16067 * config/i386/t-interix (winnt.o): Likewise.
16068 * config/i386/t-netware (netware.o): Likewise.
16069 * config/i386/t-nwld (nwld.o): Likewise.
16070 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
16071 * config/i386/x-i386 (driver-i386.o): Likewise.
16072 * config/i386/x-cygwin (host-cygwin.o): Likewise.
16073 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
16074 * config/ia64/t-ia64 (ia64-c.o): Likewise.
16075 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
16076 * config/mips/x-native (driver-native.o): Likewise.
16077 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
16078 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
16079 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
16080 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
16081 * config/score/t-score-elf (score7.o): Likewise.
16082 (score3.o): Likewise.
16083 * config/sh/t-sh (sh-c.o): Likewise.
16084 * config/sh/t-symbian (sh-c.o): Likewise.
16085 (symbian.o): Likewise.
16086 * config/spu/t-spu-elf (spu-c.o): Likewise.
16087 * config/v850/t-v850 (v850-c.o): Likewise.
16088 * config/v850/t-v850e (v850-c.o): Likewise.
16090 2009-05-26 Richard Guenther <rguenther@suse.de>
16092 PR tree-optimization/40122
16093 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
16094 VECTOR_CSTs if possible.
16095 (fold_gimple_assign): Likewise.
16097 2009-05-26 Richard Guenther <rguenther@suse.de>
16099 PR middle-end/40252
16100 * fold-const.c (fold_binary): Use the correct types for building
16103 2009-05-26 Richard Guenther <rguenther@suse.de>
16105 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
16106 redundant calls to merge_alias_info.
16107 (bump_vector_ptr): Likewise.
16108 * tree-ssa-copy.c (merge_alias_info): Remove.
16109 (replace_exp_1): Remove call to merge_alias_info.
16110 (propagate_tree_value): Likewise.
16111 (fini_copy_prop): Propagate points-to info.
16112 * tree-flow.h (merge_alias_info): Remove.
16114 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16116 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
16118 2009-05-25 Jan Hubicka <jh@suse.cz>
16120 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16121 * cgraph.h (struct inline_summary): New filed self_wize,
16122 size_inlining_benefit, self_time and time_inlining_benefit.
16123 (struct cgraph_global_info): Replace insns by time ans size fields.
16124 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16125 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16126 (ipcp_update_callgraph): Do not touch function bodies.
16127 * ipa-inline.c: Include except.h
16128 (MAX_TIME): New constant.
16129 (overall_insns): Remove.
16130 (leaf_node_p): New.
16131 (overall_size, max_benefit): New static variables.
16132 (cgraph_estimate_time_after_inlining): New function.
16133 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16134 (cgraph_clone_inlined_nodes): Update size.
16135 (cgraph_mark_inline_edge): Update size.
16136 (cgraph_estimate_growth): Use size info.
16137 (cgraph_check_inline_limits): Check size.
16138 (cgraph_default_inline_p): Likewise.
16139 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16140 (cgraph_decide_recursive_inlining): Check size.
16141 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16143 (cgraph_decide_inlining): Likewise.
16144 (cgraph_decide_inlining_incrementally): Likewise; honor
16145 PARAM_EARLY_INLINING_INSNS.
16146 (likely_eliminated_by_inlining_p): New predicate.
16147 (estimate_function_body_sizes): New function.
16148 (compute_inline_parameters): Use it.
16149 * except.c (must_not_throw_labels): New function.
16150 * except.h (must_not_throw_labels): Declare.
16151 * tree-inline.c (init_inline_once): Kill inlining_weigths
16152 * tree-ssa-structalias.c: Avoid uninitialized warning.
16153 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16154 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16155 (PARAM_INLINE_CALL_COST): Remove.
16156 (PARAM_EARLY_INLINING_INSNS): New.
16158 2009-05-25 Richard Guenther <rguenther@suse.de>
16160 PR tree-optimization/36327
16161 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
16162 callback for reference translation or lookup at the point of may-defs.
16163 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
16164 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
16165 for union COMPONENT_REFs.
16166 (vn_reference_lookup_3): New callback. Lookup from memset
16167 and CONSTRUCTOR assignment, translate through struct copies.
16168 (vn_reference_lookup_pieces): Make sure to not free the
16169 passed operands array. Adjust walk_non_aliased_vuses call.
16170 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
16171 make sure we do not leak memory.
16173 2009-05-25 Richard Guenther <rguenther@suse.de>
16175 * tree-ssa-alias.h (dump_points_to_solution): Declare.
16176 * tree-inline.c (expand_call_inline): Reset the escaped and
16177 callused solutions.
16178 * tree-ssa-structalias.c (pass_build_ealias): New.
16179 * tree-pass.h (pass_build_ealias): Declare.
16180 * passes.c (init_optimization_passes): Add PTA during
16181 early optimizations.
16182 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
16183 and CALLUSED solutions.
16184 (dump_points_to_solution): New function, split out from ...
16185 (dump_points_to_info_for): ... here.
16186 * tree-parloops.c (parallelize_loops): Reset the escaped and
16187 callused solutions.
16189 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16192 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
16193 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
16195 2009-05-25 Ira Rosen <irar@il.ibm.com>
16197 PR tree-optimization/40238
16198 * tree-vect-stmts.c (vect_init_vector): Insert initialization
16199 statements after basic block's labels.
16200 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
16201 to free the allocated memory.
16203 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
16205 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
16206 return address with a USE.
16208 2009-05-24 Richard Guenther <rguenther@suse.de>
16210 PR middle-end/40233
16211 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
16212 array type from the main variant of the inner type.
16214 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16216 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
16217 definition to bool (from int) to un-break build.
16218 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
16220 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
16222 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
16223 discard_stmt_changes): Delete.
16224 * tree-ssa-operands.c (scb_stack): Delete.
16225 (init_ssa_operands): Do not initialize it.
16226 (fini_ssa_operands): Do not free it.
16227 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
16229 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
16230 update_stmt, remove the others. Fix comments.
16231 * tree-dfa.c (optimize_stack_restore): Likewise.
16232 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
16233 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
16234 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16235 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
16237 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
16238 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
16239 (dom_opt_finalize_block): Likewise, adjusting access to
16241 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
16242 (stmts_to_rescan): Change item type to gimple.
16243 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
16245 2009-05-24 Ira Rosen <irar@il.ibm.com>
16247 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
16248 * tree-pass.h (pass_slp_vectorize): New pass.
16249 * params.h (SLP_MAX_INSNS_IN_BB): Define.
16250 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
16251 * tree-vectorizer.c (timevar.h): Include.
16252 (user_vect_verbosity_level): Declare.
16253 (vect_location): Fix comment.
16254 (vect_set_verbosity_level): Update user_vect_verbosity_level
16255 instead of vect_verbosity_level.
16256 (vect_set_dump_settings): Add an argument. Ignore user defined
16257 verbosity if dump flags require higher level of verbosity. Print to
16258 stderr only for loop vectorization.
16259 (vectorize_loops): Update call to vect_set_dump_settings.
16260 (execute_vect_slp): New function.
16261 (gate_vect_slp): Likewise.
16262 (struct gimple_opt_pass pass_slp_vectorize): New.
16263 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
16264 access its members.
16265 (vec_info_for_bb): New function.
16266 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
16267 (VECTORIZATION_ENABLED): New macro.
16268 (SLP_ENABLED, SLP_DISABLED): Likewise.
16269 (vect_is_simple_use): Add bb_vec_info argument.
16270 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
16271 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
16272 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
16273 vect_schedule_slp, vect_analyze_slp): Likewise.
16274 (vect_analyze_stmt): Add slp_tree argument.
16275 (find_bb_location): Declare.
16276 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16277 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
16278 (vect_analyze_loop_operations, vect_analyze_loop,
16279 get_initial_def_for_induction, vect_create_epilog_for_reduction,
16280 vect_finalize_reduction, vectorizable_reduction,
16281 vectorizable_live_operation, vect_transform_loop): Likewise.
16282 * tree-data-ref.c (dr_analyze_innermost): Update comment,
16283 skip evolution analysis if analyzing a basic block.
16284 (dr_analyze_indices): Likewise.
16285 (initialize_data_dependence_relation): Skip the test whether the
16286 object is invariant for basic blocks.
16287 (compute_all_dependences): Skip dependence analysis for data
16288 references in basic blocks.
16289 (find_data_references_in_stmt): Don't fail in case of invariant
16290 access in basic block.
16291 (find_data_references_in_bb): New function.
16292 (find_data_references_in_loop): Move code to
16293 find_data_references_in_bb and add a call to it.
16294 (compute_data_dependences_for_bb): New function.
16295 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
16296 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
16298 (vect_analyze_data_ref_dependence): Check for interleaving in case of
16299 unknown dependence in basic block and fail in case of dependence in
16301 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
16302 dependence instances from either loop or basic block vectorization
16304 (vect_compute_data_ref_alignment): Check if it is loop vectorization
16305 before calling nested_in_vect_loop_p.
16306 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
16307 dependence instances from either loop or basic block vectorization
16309 (vect_verify_datarefs_alignment): Likewise.
16310 (vect_enhance_data_refs_alignment): Adjust function calls.
16311 (vect_analyze_data_refs_alignment): Likewise.
16312 (vect_analyze_group_access): Fix printing. Skip different checks if
16313 DR_STEP is 0. Keep strided stores either in loop or basic block
16314 vectorization data structure. Fix indentation.
16315 (vect_analyze_data_ref_access): Fix comments, allow zero step in
16317 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
16318 dependence instances from either loop or basic block vectorization
16320 (vect_analyze_data_refs): Update comment. Call
16321 compute_data_dependences_for_bb to analyze basic blocks.
16322 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
16323 case of loop vectorization. In case of basic block vectorization use
16324 data-ref itself as a base.
16325 (vect_create_data_ref_ptr): In case of basic block vectorization:
16326 don't advance the pointer, add new statements before the current
16327 statement. Adjust function calls.
16328 (vect_supportable_dr_alignment): Support only aligned accesses in
16329 basic block vectorization.
16330 * common.opt (ftree-slp-vectorize): New flag.
16331 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
16332 (vect_pattern_recog_1): Likewise.
16333 * tree-vect-stmts.c (process_use): Likewise.
16334 (vect_init_vector): Add new statements in the beginning of the basic
16335 block in case of basic block SLP.
16336 (vect_get_vec_def_for_operand): Adjust function calls.
16337 (vect_finish_stmt_generation): Likewise.
16338 (vectorizable_call): Add assert that it is loop vectorization, adjust
16340 (vectorizable_conversion, vectorizable_assignment): Likewise.
16341 (vectorizable_operation): In case of basic block SLP, take
16342 vectorization factor from statement's type and skip the relevance
16343 check. Adjust function calls.
16344 (vectorizable_type_demotion): Add assert that it is loop
16345 vectorization, adjust function calls.
16346 (vectorizable_type_promotion): Likewise.
16347 (vectorizable_store): Check for outer loop only in case of loop
16348 vectorization. Adjust function calls. For basic blocks, skip the
16349 relevance check and don't advance pointers.
16350 (vectorizable_load): Likewise.
16351 (vectorizable_condition): Add assert that it is loop vectorization,
16352 adjust function calls.
16353 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
16354 that it is not reduction, get vector type, call only supported
16355 functions, skip loop specific parts.
16356 (vect_transform_stmt): Check for outer loop only in case of loop
16358 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16359 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16360 for external definition.
16361 * passes.c (pass_slp_vectorize): New pass.
16362 * tree-vect-slp.c (find_bb_location): New function.
16363 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16364 check for patterns only in loops.
16365 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16366 case of multiple types in basic block SLP.
16367 (vect_mark_slp_stmts_relevant): New function.
16368 (vect_supported_load_permutation_p): Fix comment.
16369 (vect_analyze_slp_instance): Add argument. In case of basic block
16370 SLP, take vectorization factor from statement's type, check that
16371 unrolling factor is 1. Adjust function call. Save SLP instance in
16372 either loop or basic block vectorization structure. Return FALSE,
16374 (vect_analyze_slp): Add argument. Get strided stores groups from
16375 either loop or basic block vectorization structure. Return FALSE
16376 if basic block SLP failed.
16377 (new_bb_vec_info): New function.
16378 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16379 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16380 (vect_schedule_slp): Add argument. Get SLP instances from either
16381 loop or basic block vectorization structure. Set vectorization factor
16382 to be 1 for basic block SLP.
16383 (vect_slp_transform_bb): New function.
16384 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16386 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16388 * final.c (shorten_branches): Do not align labels for jump tables.
16389 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16391 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16393 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16394 Remove outdated reference to flow.c and fix nits.
16395 * doc/gccint.texi: Tweak RTL description.
16396 * doc/rtl.texi: Likewise.
16398 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16400 * config/avr/avr.c: Change my email address.
16401 * config/avr/avr.h: Likewise.
16402 * config/avr/avr.md: Likewise.
16403 * config/avr/avr-protos.h: Likewise.
16404 * config/avr/libgcc.S: Likewise.
16406 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16408 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16409 (spu_split_load, spu_split_store): Change return type to int.
16410 (spu_split_convert): Declare.
16411 * config/spu/predicates.md (spu_mem_operand): Remove.
16412 (spu_mov_operand): Update.
16413 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16414 * config/spu/spu.c (regno_aligned_for_load): Remove.
16415 (reg_aligned_for_addr, spu_expand_load): Define.
16416 (spu_expand_extv): Reimplement and handle MEM.
16417 (spu_expand_insv): Handle MEM.
16418 (spu_sched_reorder): Handle insn's with length 0.
16419 (spu_legitimate_address_p): Reimplement.
16420 (store_with_one_insn_p): Return TRUE for any mode with size
16421 larger than 16 bytes.
16422 (address_needs_split): Define.
16423 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16425 (spu_convert_move): Define.
16426 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16427 (spu_split_store): Change all MEM's to TImode.
16428 (spu_init_expanders): Preallocate registers that correspond to
16429 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16431 (spu_split_convert): Define.
16432 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16433 (_move<mode>, _movdi, _movti): Update predicate and condition.
16434 (load, store): Change to define_split.
16435 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16437 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16438 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16439 define_insn_and_split of lshr<mode>3.
16440 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16441 (<v>ashr<mode>3_imm): Define.
16442 (extv, extzv, insv): Allow MEM operands.
16443 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16444 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16445 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16446 (_spu_convert2): Change to define_insn_and_split and remove the
16447 corresponding define_peephole2.
16448 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16449 Change predicates to memory_operand.
16451 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16453 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16455 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16457 PR tree-optimization/40219
16458 * tree.c (iterative_hash_expr): Make sure the builtin function is
16459 a normal builtin function and not a front end or back end builtin
16460 before indexing into the built_in_decls array.
16462 2009-05-22 Richard Guenther <rguenther@suse.de>
16464 PR middle-end/38964
16465 * alias.c (write_dependence_p): Do not use TBAA for answering
16466 anti-dependence or output-dependence.
16467 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16468 (emit_pointer_definition): Remove.
16469 (emit_alias_warning): Likewise.
16470 (find_what_var_points_to): Remove TBAA pruning code.
16471 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16473 (compute_points_to_sets): Remove code computing the set of
16474 dereferenced pointers.
16475 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16476 oracle for querying anti and output dependencies.
16477 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16478 if TBAA may be applied.
16479 (refs_anti_dependent_p): New function.
16480 (refs_output_dependent_p): Likewise.
16481 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16482 (refs_output_dependent_p): Likewise.
16483 * doc/tree-ssa.texi (Memory model): New section.
16484 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16485 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16486 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16487 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16488 * expr.c (expand_expr_real_1): Likewise.
16489 * gimple-low.c (lower_stmt): Likewise.
16490 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16491 (dump_gimple_cdt): Remove.
16492 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16493 (gimple_size): Likewise.
16494 (walk_gimple_op): Likewise.
16495 (is_gimple_stmt): Likewise.
16496 (walk_stmt_load_store_addr_ops): Likewise.
16497 (gimple_build_cdt): Remove.
16498 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16499 * gimple.h (gimple_cdt_new_type): Remove.
16500 (gimple_cdt_new_type_ptr): Likewise.
16501 (gimple_cdt_set_new_type): Likewise.
16502 (gimple_cdt_location): Likewise.
16503 (gimple_cdt_location_ptr): Likewise.
16504 (gimple_cdt_set_location): Likewise.
16505 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16506 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16507 GIMPLE_CHANGE_DYNAMIC_TYPE.
16508 (verify_types_in_gimple_stmt): Likewise.
16509 * tree-inline.c (estimate_num_insns): Likewise.
16510 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16511 (copy_decl_to_var): Likewise.
16512 (copy_result_decl_to_var): Likewise.
16513 * tree-pretty-print.c (dump_generic_node): Do not handle
16514 CHANGE_DYNAMIC_TYPE_EXPR.
16515 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16516 * tree-ssa-operands.c (get_expr_operands): Likewise.
16517 * tree-ssa-structalias.c (struct variable_info): Remove
16518 no_tbaa_pruning member.
16519 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16520 (unify_nodes): Do not copy it.
16521 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16522 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16523 (set_uids_in_ptset): Do not check it.
16524 (find_what_var_points_to): Likewise.
16525 (compute_tbaa_pruning): Remove.
16526 (compute_points_to_sets): Do not call it.
16527 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16528 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16529 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16530 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16531 (DECL_NO_TBAA_P): Likewise.
16532 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16533 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16534 (expand_omp_atomic_pipeline): Do not set it.
16535 * print-tree.c (print_node): Do not dump it.
16536 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16539 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16542 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16545 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16547 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16550 2009-05-22 Ben Elliston <bje@au.ibm.com>
16552 * Makefile.in (bversion.h, s-bversion): New targets.
16553 (TOPLEV_H): Add bversion.h.
16554 * toplev.h: Include "bversion.h".
16555 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16556 the __format__ attribute only if compiling with the same version
16557 of GCC as the sources (the "build version").
16559 2009-05-22 Ben Elliston <bje@au.ibm.com>
16561 * c-format.c (handle_format_attribute): Fix comment typo.
16563 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16566 * config/ia64/ia64.opt (mfused-madd): New.
16567 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16568 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16569 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16570 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16571 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16572 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16573 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16574 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16575 instruction if !TARGET_FUSED_MADD.
16576 (fpma, fpms): Remove colon from name.
16578 2009-05-22 Richard Guenther <rguenther@suse.de>
16580 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16581 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16582 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16584 (create_expression_by_pieces): Only convert if necessary.
16585 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16586 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16588 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16590 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16591 regular pattern from a template and rename it ...
16592 (*extzv_truncsi_exts): ... to this.
16594 2009-05-21 Richard Guenther <rguenther@suse.de>
16596 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16597 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16598 (cgraph_default_inline_p): Likewise.
16599 (cgraph_decide_inlining_incrementally): Likewise.
16601 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16602 Uros Bizjak <ubizjak@gmail.com>
16604 * config/i386/cpuid.h (bit_MOVBE): New.
16606 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16608 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16609 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16610 (ix86_handle_option): Handle OPT_mmovbe.
16611 (ix86_target_string): Add -mmovbe.
16612 (pta_flags): Add PTA_MOVBE.
16613 (processor_alias_table): Add PTA_MOVBE to "atom".
16614 (override_options): Handle PTA_MOVBE.
16616 * config/i386/i386.h (TARGET_MOVBE): New.
16618 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16619 (*bswapsi_movbe): New.
16620 (*bswapdi_movbe): Likewise.
16621 (bswapdi2): Renamed to ...
16622 (*bswapdi_1): This.
16623 (bswapdi2): New expander.
16625 * config/i386/i386.opt (mmovbe): New.
16627 * doc/invoke.texi: Document -mmovbe.
16629 2009-05-21 Taras Glek <tglek@mozilla.com>
16631 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16632 * gcc-plugin.h (plugin_init): Updated signature.
16633 * gcc-plugin.h (plugin_name_args): Moved to this header.
16634 * doc/plugins.texi (plugin_init): Updated documention to reflect
16636 * doc/plugins.texi (plugin_name_args): Added to documention.
16638 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16640 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16641 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16643 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16645 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16646 JUMP_TABLE_DATA_P predicates where applicable.
16647 * config/i386/predicates.md: Ditto.
16648 * config/i386/sse.md: Ditto.
16650 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16652 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16653 operand2 -128 override length_immediate attribute to 1.
16654 * config/i386/predicates.md (constm128_operand): New predicate.
16656 * config/i386/i386.c (memory_address_length): Handle %r12
16657 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16659 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16660 mode look through optional ZERO_EXTEND and SUBREG.
16661 * config/i386/i386.md (R12_REG): New define_constant.
16662 (prefix_data16): For sse unit set also for MODE_TI insns.
16663 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16664 insns set if operand 1 is ext_QIreg_operand.
16665 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16666 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16668 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16669 mode from MODE_DI to MODE_SI.
16670 (movdi_1_rex64): Override modrm and length_immediate attributes
16671 only for movabs (TYPE_IMOV, alternative 2).
16672 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16673 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16674 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16675 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16676 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16677 prefix_rex attribute if DImode.
16678 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16679 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16680 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16681 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16682 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16683 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16684 Likewise. For TYPE_IMOV clear length_immediate attribute.
16685 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16686 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16687 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16688 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16689 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16690 or one operand TYPE_ISHIFT.
16691 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16692 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16693 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16694 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16695 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16696 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16697 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16698 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16699 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16700 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16701 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16702 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16703 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16704 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16705 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16706 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16707 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16708 set mode attribute, don't override length attribute.
16709 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16711 (return_internal_long): Set length attribute to 2 instead of 1.
16712 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16713 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16714 prefix_rex attribute.
16715 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16717 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16719 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16721 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16723 2009-05-20 Ian Lance Taylor <iant@google.com>
16725 * tree.c (build_tree_list_vec_stat): New function.
16726 (ctor_to_vec): New function.
16727 (build_nt_call_vec): New function.
16728 (build_call_array): Change args to be a const pointer.
16729 (build_call_vec): New function.
16730 * tree.h (build_nt_call_vec): Declare.
16731 (build_tree_list_vec_stat): Declare.
16732 (build_tree_list_vec): Define.
16733 (build_call_array): Update declaration.
16734 (build_call_vec): Declare.
16735 (ctor_to_vec): Declare.
16736 * c-common.c (tree_vector_cache): New static variable.
16737 (make_tree_vector): New function.
16738 (release_tree_vector): New function.
16739 (make_tree_vector_single): New function.
16740 (make_tree_vector_copy): New function.
16741 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16742 (make_tree_vector_single, make_tree_vector_copy): Declare.
16743 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16744 (c_parser_expr_list): Don't manage cache here, instead call
16746 (c_parser_release_expr_list): Remove static function.
16747 (c_parser_vec_to_tree_list): Remove static function.
16748 (c_parser_attributes): Call build_tree_list_vec instead of
16749 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16750 c_parser_release_expr_list.
16751 (c_parser_postfix_expression_after_primary): Likewise.
16752 (c_parser_objc_keywordexpr): Likewise.
16754 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16756 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16757 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16758 TARGET_CONVERT_TO_TYPE.
16759 * hooks.c (hook_tree_const_tree_null): Define.
16760 * hooks.h (hook_tree_const_tree_null): Declare.
16761 * target.h (struct gcc_target): Add invalid_parameter_type,
16762 invalid_return_type, promoted_type, and convert_to_type fields.
16763 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
16764 (TARGET_INVALID_RETURN_TYPE): Define.
16765 (TARGET_PROMOTED_TYPE): Define.
16766 (TARGET_CONVERT_TO_TYPE): Define.
16767 (TARGET_INITIALIZER): Update for new fields.
16768 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16769 (grokparms): Check targetm.invalid_parameter_type.
16770 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16771 * c-convert.c (convert): Check targetm.convert_to_type.
16773 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16775 * config/mips/mips.md (*extenddi_truncate<mode>,
16776 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16778 (*extendhi_truncateqi): New define_insn_and_sptit.
16780 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16782 PR middle-end/40204
16783 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16784 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16786 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16788 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16789 the operand of VIEW_CONVERT_EXPR.
16791 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16793 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16794 extended family and model for Intel processors. Support Intel Atom.
16796 2009-05-20 Olivier Hainque <hainque@adacore.com>
16798 * gstab.h (stab_code_type): Define, to be used instead of the
16799 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16801 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16802 occurrences by stab_code_type.
16803 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16805 2009-05-20 Martin Jambor <mjambor@suse.cz>
16807 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16808 (sra_insert_before): Likewise.
16809 (sra_insert_after): Likewise.
16810 (sra_init_cache): Likewise.
16811 (sra_type_can_be_decomposed_p): Likewise.
16812 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16813 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16814 (sra_insert_before): Likewise.
16815 (sra_insert_after): Likewise.
16816 (sra_init_cache): Likewise.
16817 (insert_edge_copies_seq): Made static and moved upwards.
16819 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16822 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16824 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16825 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16828 2009-05-20 Richard Guenther <rguenther@suse.de>
16830 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16831 with mismatched comparison modes.
16833 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16835 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16836 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16837 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16838 with shifts for Thumb2.
16839 (orsi_notsi): New for orn.
16840 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16841 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16842 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16843 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16844 Don't invert remainder for IOR.
16846 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16848 PR tree-optimization/40087
16849 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16850 number_of_iterations_ne): Rename never_infinite argument.
16851 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16852 number_of_iterations_le): Handle pointer-type ivs when
16853 exit_must_be_taken is false.
16854 (number_of_iterations_cond): Do not always assume that
16855 exit_must_be_taken if the control variable is a pointer.
16857 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16859 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16860 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16862 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16864 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16865 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16867 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16870 * c.opt (Wlogical-op): Disabled by default.
16871 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16873 * doc/invoke.texi (Wlogical-op): Likewise.
16875 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16877 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16879 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16880 Propagate the type of the first operand.
16881 <ASSERT_EXPR>: Simplify.
16882 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16883 Rewrite using the RHS code as discriminant.
16884 <NOP_EXPR>: Turn into CASE_CONVERT.
16885 <PLUS_EXPR>: Propagate the type of the first operand.
16887 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16889 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16890 (ia64_dconst_0_375): New.
16891 * config/ia64/ia64.c (ia64_override_options): Remove
16892 -minline-sqrt-min-latency warning.
16893 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16894 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16895 * config/ia64/ia64.md (*sqrt_approx): Remove.
16896 (sqrtsf2): Remove #if 0.
16897 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16898 (sqrtdf): Remove assert.
16899 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16900 (sqrtxf2): Remove #if 0.
16901 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16902 * div.md (sqrt_approx_rf): New.
16903 (sqrtsf2_internal_thr): New implementation.
16904 (sqrtsf2_internal_lat): New.
16905 (sqrtdf2_internal_thr: New implementation.
16906 (sqrtxf2_internal): New implementation.
16908 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16909 Hans-Peter Nilsson <hp@axis.com>
16911 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16912 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16913 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16914 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16915 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16916 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16917 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16918 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16919 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16920 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16921 * c-common.c: ...from here.
16923 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16925 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16927 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16929 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16931 2009-05-19 Ben Elliston <bje@au.ibm.com>
16933 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16934 assignments with memcpy calls.
16935 (add_fdes): Likewise.
16936 (binary_search_unencoded_fdes): Likewise.
16937 (linear_search_fdes): Eliminate type puns.
16939 2009-05-19 Richard Guenther <rguenther@suse.de>
16941 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16942 not falsely claim to have propagated into all uses.
16944 2009-05-19 Ben Elliston <bje@au.ibm.com>
16946 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16949 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16951 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16952 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16953 (TARGET_LEGITIMATE_ADDRESS_P): New.
16954 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16955 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16957 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16960 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16961 child of the containing namespace's DIE.
16963 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16965 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16966 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16967 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16970 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16973 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16974 gen_align with gen_pad.
16975 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16976 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16978 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16979 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16981 * config/i386/i386.md (align): Renamed to ...
16982 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16983 ASM_OUTPUT_MAX_SKIP_PAD.
16985 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16987 * config.gcc: Fix variable syntax.
16990 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16991 before calling exact_log2.
16992 (output_iorsi3): Likewise.
16993 (output_xorsi3): Likewise.
16995 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16997 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16998 for the none zero constant operand except for EQ and NE
16999 comprisons even when the first operand is R0.
17001 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
17003 * config/s390/2064.md: Remove trailing whitespaces.
17004 * config/s390/2084.md: Likewise.
17005 * config/s390/constraints.md: Likewise.
17006 * config/s390/fixdfdi.h: Likewise.
17007 * config/s390/libgcc-glibc.ver: Likewise.
17008 * config/s390/s390-modes.def: Likewise.
17009 * config/s390/s390-protos.h: Likewise.
17010 * config/s390/s390.c: Likewise.
17011 * config/s390/s390.h: Likewise.
17012 * config/s390/s390.md: Likewise.
17013 * config/s390/tpf-unwind.h: Likewise.
17015 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
17017 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
17019 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
17022 * configure.ac (m68k-*-*): Check if binutils support TLS.
17023 * configure: Regenerate.
17024 * config/m68k/predicates.md (symbolic_operand): Extend comment.
17025 * config/m68k/constraints.md (Cu): New constraint.
17026 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
17027 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
17028 (movsi): Handle TLS symbols.
17029 (addsi3_5200): Handle XTLS symbols, indent.
17030 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
17031 (m68k_tls_reference_p): Declare.
17032 (m68k_legitimize_address): Declare.
17033 (m68k_unwrap_symbol): Declare.
17034 * config/m68k/m68k.opt (mxtls): New option.
17035 * config/m68k/m68k.c (ggc.h): Include.
17036 (m68k_output_dwarf_dtprel): Implement hook.
17037 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
17038 (m68k_expand_prologue): Load GOT pointer when function needs it.
17039 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
17040 (m68k_legitimate_constant_address_p): Same.
17041 (m68k_decompose_address): Handle TLS references.
17042 (m68k_get_gp): New static function.
17043 (enum m68k_reloc): New contants.
17044 (TLS_RELOC_P): New macro.
17045 (m68k_wrap_symbol): New static function.
17046 (m68k_unwrap_symbol): New function.
17047 (m68k_final_prescan_insn_1): New static function.
17048 (m68k_final_prescan_insn): New function.
17049 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
17051 (legitimize_pic_address): Handle TLS references..
17052 (m68k_tls_get_addr, m68k_get_tls_get_addr)
17053 (m68k_libcall_value_in_a0_p)
17054 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
17055 (m68k_call_m68k_read_tp): Helper variables and functions for ...
17056 (m68k_legitimize_tls_address): Handle TLS references.
17057 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
17059 (m68k_legitimize_address): Handle TLS symbols.
17060 (m68k_get_reloc_decoration): New static function.
17061 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
17063 (m68k_output_dwarf_dtprel): Implement hook.
17064 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
17065 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
17066 m68k_call_* routines.
17067 (sched_attr_op_type): Handle TLS symbols.
17068 (gt-m68k.h): Include.
17069 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
17070 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
17072 2009-05-18 Martin Jambor <mjambor@suse.cz>
17074 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
17075 (visit_store_addr_for_mod_analysis): New function.
17076 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
17077 (determine_cst_member_ptr): Use gimple_assign_single_p.
17078 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
17079 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
17080 operands. Don't check number of operands of a NOP_EXPR.
17082 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
17084 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
17086 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
17089 * c-common.c (warn_logical_operator): Don't warn if one of
17090 expression isn't always true or false.
17092 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
17094 * config/i386/biarch32.h: New file.
17095 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
17097 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
17099 * config/mips/mips.md (*zero_extend<mode>_trunchi,
17100 *zero_extend<mode>_truncqi): Merge these into ...
17101 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
17102 Name the pattern following this as *zero_extendhi_truncqi.
17104 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
17106 PR middle-end/39301
17107 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
17108 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
17109 (output_info): Make field HOST_WIDEST_INT.
17110 (print_statistics): Use HOST_WIDEST_INT_PRINT.
17111 (dump_bitmat_statistics): Same.
17113 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
17115 * config.gcc (use_gcc_stdint): Set to wrap.
17116 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
17117 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
17118 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17119 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17120 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17121 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17122 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17123 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17125 2009-05-16 Joseph Myers <joseph@codesourcery.com>
17127 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
17129 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
17130 Move definitions earlier.
17131 (OPT_ARCH64, OPT_ARCH32): Define.
17132 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
17135 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17138 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
17141 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17143 * arm.md (movdi2): Copy non-reg values to DImode registers.
17145 2009-05-16 Jakub Jelinek <jakub@redhat.com>
17148 * final.c (label_to_max_skip): New function.
17149 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
17150 CODE_LABEL_NUMBER <= max_labelno.
17151 * output.h (label_to_max_skip): New prototype.
17152 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
17153 (ix86_avoid_jump_mispredicts): ... this. Don't define if
17154 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
17155 Handle CODE_LABELs with >= 16 byte alignment or with
17156 max_skip == (1 << align) - 1.
17157 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
17158 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
17161 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
17162 .p2align 3 if MAX_SKIP is smaller than 7.
17163 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
17165 2009-05-15 Ian Lance Taylor <iant@google.com>
17167 * alias.c (struct alias_set_entry_d): Rename from struct
17168 alias_set_entry. Change all uses.
17169 * except.c (struct call_site_record_d): Rename from struct
17170 call_site_record. Change all uses.
17171 * except.h (struct eh_region_d): Rename from struct eh_region.
17173 * gcse.c (struct hash_table_d): Rename from struct hash_table.
17175 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
17176 ivtype_map_elt. Change all uses.
17177 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
17179 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
17180 * graphite.h (struct name_tree_d): Rename from struct name_tree.
17182 (struct sese_d): Rename from struct sese. Change all uses.
17183 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
17184 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
17185 * optabs.h (struct optab_d): Rename from struct optab. Change all
17187 (struct convert_optab_d): Rename from struct convert_optab.
17189 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
17190 ipa_opt_pass. Change all uses.
17191 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
17194 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
17195 defined as a typedef.
17196 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
17199 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17202 * fold-const.c (make_range,build_range_check,merge_ranges): Move
17204 (merge_ranges): Returns bool.
17205 * tree.h (make_range): .. to here.
17206 (build_range_check): Likewise.
17207 (merge_ranges): Likewise. Renamed from merge_ranges.
17208 * c-typeck.c (parser_build_binary_op): Update calls to
17209 warn_logical_operator.
17210 * c-common.c (warn_logical_operator): Add new warning.
17211 * c-common.h (warn_logical_operator): Update declaration.
17213 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17215 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
17217 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17219 * doc/install.texi: Document MPC requirements, flags etc.
17221 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
17222 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
17223 Evaluate constant arguments.
17224 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
17225 (fold_builtin_1): Likewise, also evaluate constant arguments.
17226 Remove superfluous break.
17227 (do_mpc_ckconv): New.
17228 * real.h: Include mpc.h.
17229 * toplev.c (print_version): Output MPC version info if available.
17231 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17233 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
17235 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
17237 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
17240 2009-05-15 Jan Hubicka <jh@suse.cz>
17242 * doc/invoke.texi (max-early-inliner-iterations): New flag.
17243 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
17244 (try_inline): Fix return value.
17245 (cgraph_decide_inlining_incrementally): Honor new value.
17246 (cgraph_early_inlining): Handle indirect inlining.
17247 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
17249 2009-05-15 Jan Hubicka <jh@suse.cz>
17251 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
17252 * cgraphunit.c (cgraph_finalize_function): Set it.
17253 (cgraph_expand_function): Use it.
17255 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17257 * real.c (encode_ieee_half): Define.
17258 (decode_ieee_half): Define.
17259 (ieee_half_format): Define.
17260 (arm_half_format): Define.
17261 * real.h (ieee_half_format): Declare.
17262 (arm_half_format): Declare.
17264 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17266 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
17267 swapped, and reversed optabs exist before trying to use them.
17269 2009-05-15 Paul Brook <paul@codesourcery.com>
17270 Sandra Loosemore <sandra@codesourcery.com>
17272 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
17273 loads. Allow PRE_DEC.
17274 (output_move_neon): Handle PRE_DEC.
17275 (arm_print_operand): Add 'A' for neon structure loads.
17276 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
17277 * config/arm/neon.md (neon_mov): Update comment.
17278 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
17280 (Um): New constraint.
17282 2009-05-15 Jan Hubicka <jh@suse.cz>
17284 Revert the following patch until testsuite fallout is fixed:
17285 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17286 * cgraph.h (struct inline_summary): New filed self_wize,
17287 size_inlining_benefit, self_time and time_inlining_benefit.
17288 (struct cgraph_global_info): Replace insns by time ans size fields.
17289 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17290 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17291 (ipcp_update_callgraph): Do not touch function bodies.
17292 * ipa-inline.c: Include except.h
17293 (MAX_TIME): New constant.
17294 (overall_insns): Remove
17295 (overall_size, max_benefit): New static variables.
17296 (cgraph_estimate_time_after_inlining): New function.
17297 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17298 (cgraph_clone_inlined_nodes): Update size.
17299 (cgraph_mark_inline_edge): Update size.
17300 (cgraph_estimate_growth): Use size info.
17301 (cgraph_check_inline_limits): Check size.
17302 (cgraph_default_inline_p): Likewise.
17303 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17304 (cgraph_decide_recursive_inlining): Check size.
17305 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17307 (cgraph_decide_inlining): Likewise.
17308 (cgraph_decide_inlining_incrementally): Likewise; honor
17309 PARAM_EARLY_INLINING_INSNS.
17310 (likely_eliminated_by_inlining_p): New predicate.
17311 (estimate_function_body_sizes): New function.
17312 (compute_inline_parameters): Use it.
17313 * except.c (must_not_throw_labels): New function.
17314 * except.h (must_not_throw_labels): Declare.
17315 * tree-inline.c (init_inline_once): Kill inlining_weigths
17316 * tree-ssa-structalias.c: Avoid uninitialized warning.
17317 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17318 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17319 (PARAM_INLINE_CALL_COST): Remove.
17320 (PARAM_EARLY_INLINING_INSNS): New.
17322 2009-05-15 Richard Guenther <rguenther@suse.de>
17324 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
17325 not TODO_update_ssa.
17327 2009-05-15 Richard Guenther <rguenther@suse.de>
17329 PR tree-optimization/39999
17330 * gimple.h (gimple_expr_type): Use the expression type looking
17331 through useless conversions.
17332 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
17333 (vn_nary_op_insert_stmt): Likewise.
17334 (simplify_binary_expression): Likewise.
17336 2009-05-15 Richard Guenther <rguenther@suse.de>
17338 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17339 New options, enabled by default.
17340 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17342 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
17343 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
17344 * tree-ssa-structalias.c (gate_tree_pta): New function.
17345 (pass_build_alias): Use it.
17347 2009-05-15 Joseph Myers <joseph@codesourcery.com>
17349 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
17350 recurse on an invariant address if a conversion from a pointer
17351 type to a wider integer type is involved.
17353 2009-05-15 Jan Hubicka <jh@suse.cz>
17355 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17356 * cgraph.h (struct inline_summary): New filed self_wize,
17357 size_inlining_benefit, self_time and time_inlining_benefit.
17358 (struct cgraph_global_info): Replace insns by time ans size fields.
17359 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17360 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17361 (ipcp_update_callgraph): Do not touch function bodies.
17362 * ipa-inline.c: Include except.h
17363 (MAX_TIME): New constant.
17364 (overall_insns): Remove
17365 (overall_size, max_benefit): New static variables.
17366 (cgraph_estimate_time_after_inlining): New function.
17367 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17368 (cgraph_clone_inlined_nodes): Update size.
17369 (cgraph_mark_inline_edge): Update size.
17370 (cgraph_estimate_growth): Use size info.
17371 (cgraph_check_inline_limits): Check size.
17372 (cgraph_default_inline_p): Likewise.
17373 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17374 (cgraph_decide_recursive_inlining): Check size.
17375 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17377 (cgraph_decide_inlining): Likewise.
17378 (cgraph_decide_inlining_incrementally): Likewise; honor
17379 PARAM_EARLY_INLINING_INSNS.
17380 (likely_eliminated_by_inlining_p): New predicate.
17381 (estimate_function_body_sizes): New function.
17382 (compute_inline_parameters): Use it.
17383 * except.c (must_not_throw_labels): New function.
17384 * except.h (must_not_throw_labels): Declare.
17385 * tree-inline.c (init_inline_once): Kill inlining_weigths
17386 * tree-ssa-structalias.c: Avoid uninitialized warning.
17387 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17388 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17389 (PARAM_INLINE_CALL_COST): Remove.
17390 (PARAM_EARLY_INLINING_INSNS): New.
17391 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17392 (inline-call-cost): Remove.
17393 (early-inlining-insns): New.
17395 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17397 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17399 (print_int_cst_bounds_in_octal_p): Likewise.
17400 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17402 * dwarf2out.c (base_type_die): Likewise.
17403 (is_subrange_type): Delete.
17404 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17405 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17406 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17407 if the destination type is boolean.
17408 (build_range_check): Do not special-case subtypes.
17409 (fold_sign_changed_comparison): Likewise.
17410 (fold_unary): Likewise.
17411 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17412 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17413 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17414 * tree.c (subrange_type_for_debug_p): New predicate based on the
17415 former is_subrange_type.
17416 * tree.h (subrange_type_for_debug_p): Declare.
17417 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17418 (convert_affine_scev): Remove call to above function.
17419 (chrec_convert_aggressive): Likewise.
17420 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17421 false for conversions involving subtypes.
17422 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17423 (vrp_val_min): Likewise.
17424 (needs_overflow_infinity): Likewise.
17425 (extract_range_from_unary_expr): Likewise.
17427 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17429 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17430 * config/frv/frv.c: Likewise.
17431 * config/s390/s390.c: Likewise.
17432 * config/sparc/sparc.h: Likewise.
17433 * config/i386/i386.h: Likewise.
17434 * config/i386/i386.c: Likewise.
17435 * config/crx/crx.c: Likewise.
17436 * config/m68hc11/m68hc11.h: Likewise.
17437 * config/iq2000/iq2000.c: Likewise.
17438 * config/mn10300/mn10300.h: Likewise.
17439 * config/mn10300/mn10300.c: Likewise.
17440 * config/m68k/m68k.c: Likewise.
17441 * config/rs6000/rs6000.c: Likewise.
17442 * config/rs6000/xcoff.h: Likewise.
17443 * config/rs6000/linux64.h: Likewise.
17444 * config/rs6000/sysv4.h: Likewise.
17445 * config/score/score3.c: Likewise.
17446 * config/score/score7.c: Likewise.
17447 * config/score/score.c: Likewise.
17448 * config/arm/arm.md: Likewise.
17449 * config/mips/mips.c: Likewise.
17450 * config/mips/mips.md: Likewise.
17451 * config/bfin/bfin.h: Likewise.
17452 * config/pa/pa.c: Likewise.
17453 * config/pa/constraints.md: Likewise.
17455 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17456 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17457 * config/pdp11/pdp11.h: Use memory_address_p instead.
17459 2009-05-14 Ian Lance Taylor <iant@google.com>
17461 * passes.c (finish_optimization_passes): Change i to int.
17462 * plugin.c (plugins_active_p): Change event to int.
17463 (dump_active_plugins): Likewise.
17464 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17466 * tree.c (tree_range_check_failed): Change c to unsigned int.
17467 (omp_clause_range_check_failed): Likewise.
17468 (build_common_builtin_nodes): Change mode to int. Add cast.
17469 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17470 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17472 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17473 ++ or -- with a variable of enum type.
17475 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17478 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17480 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17482 * store-motion.c: Do not include params.h
17483 * Makefile.in: Fix dependencies for various files.
17485 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17487 * auto-inc-dec.c: Fix pass description, remove apparent
17488 accidental duplication.
17490 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17492 PR middle-end/40147
17493 * ipa-utils.h (memory_identifier_string): Moved to ...
17494 * tree.h (memory_identifier_string): Here. Add GTY(()).
17496 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17498 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17499 in the former documentation of...
17500 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17501 * ira-conflicts.c (get_dup_num): Use address_operand.
17502 * targhooks.c (default_legitimate_address_p): New.
17503 * targhooks.h (default_legitimate_address_p): New.
17504 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17506 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17507 * target.h (struct target): Add legitimate_address_p.
17508 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17509 (TARGET_INITIALIZER): Include it.
17511 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17512 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17513 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17514 (TARGET_LEGITIMATE_ADDRESS_P): New.
17516 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17517 (REG_OK_STRICT_P): Delete.
17518 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17519 (frv_legitimate_address_p_1): ... this.
17520 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17521 (frv_legitimate_address_p_1): ... the renamed old
17522 frv_legitimate_address_p.
17523 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17524 (TARGET_LEGITIMATE_ADDRESS_P): New.
17526 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17527 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17528 * config/s390/s390.c (legitimate_address_p): Rename to...
17529 (s390_legitimate_address_p): ... this, make static.
17530 (legitimize_address): Adjust call.
17531 (TARGET_LEGITIMATE_ADDRESS_P): New.
17532 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17534 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17535 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17536 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17537 (TARGET_LEGITIMATE_ADDRESS_P): New.
17539 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17540 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17541 * config/spu/spu.c (spu_legitimate_address): Rename to...
17542 (spu_legitimate_address_p): ... this, make static.
17543 (TARGET_LEGITIMATE_ADDRESS_P): New.
17545 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17546 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17547 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17548 (sparc_legitimate_address_p): ... this, make static and return bool.
17549 (legitimize_address): Adjust call.
17550 (TARGET_LEGITIMATE_ADDRESS_P): New.
17552 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17553 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17554 * config/i386/i386.c (legitimate_address_p): Rename to...
17555 (ix86_legitimate_address_p): ... this, make static.
17556 (constant_address_p): Move after it, adjust call.
17557 (TARGET_LEGITIMATE_ADDRESS_P): New.
17559 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17560 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17561 * config/avr/avr.c (legitimate_address_p): Rename to...
17562 (avr_legitimate_address_p): ... this, make static.
17563 (legitimize_address): Adjust call.
17564 (TARGET_LEGITIMATE_ADDRESS_P): New.
17566 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17567 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17568 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17569 (TARGET_LEGITIMATE_ADDRESS_P): New.
17571 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17572 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17573 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17574 (TARGET_LEGITIMATE_ADDRESS_P): New.
17576 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17577 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17579 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17581 (TARGET_LEGITIMATE_ADDRESS_P): New.
17583 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17584 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17586 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17588 (m68hc11_legitimate_address_p): ... this, make static.
17589 (go_if_legitimate_address_internal): Rename to...
17590 (m68hc11_legitimate_address_p_1): ... this.
17591 (legitimize_address): Adjust call.
17592 (TARGET_LEGITIMATE_ADDRESS_P): New.
17594 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17595 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17596 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17597 (TARGET_LEGITIMATE_ADDRESS_P): New.
17599 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17600 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17601 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17602 (mn10300_legitimate_address_p): ... this, make static.
17603 (TARGET_LEGITIMATE_ADDRESS_P): New.
17605 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17606 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17607 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17608 (TARGET_LEGITIMATE_ADDRESS_P): New.
17610 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17611 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17612 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17613 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17614 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17615 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17616 (rs6000_legitimate_address_p): ... this, make static.
17617 (TARGET_LEGITIMATE_ADDRESS_P): New.
17618 (REG_MODE_OK_FOR_BASE_P): Delete.
17619 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17621 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17622 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17624 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17625 static, adjust types.
17626 (TARGET_LEGITIMATE_ADDRESS_P): New.
17628 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17629 * config/score/score.c (score_address_p): Rename to...
17630 (score_legitimate_address_p): ... this.
17631 (TARGET_LEGITIMATE_ADDRESS_P): New.
17632 * config/score/score3.c (score3_address_p): Rename to...
17633 (score3_legitimate_address_p): ... this.
17634 * config/score/score7.c (score7_address_p): Rename to...
17635 (score7_legitimate_address_p): ... this.
17637 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17638 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17639 GO_IF_LEGITIMATE_ADDRESS): Delete.
17640 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17641 thumb2_legitimate_address_p): Delete.
17642 (arm_legitimate_address_p): Rename to...
17643 (arm_legitimate_address_outer_p): ... this.
17644 * config/arm/constraints.md ("Uq"): Adjust call.
17645 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17646 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17648 (arm_legitimate_address_outer_p): ... this.
17649 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17651 (TARGET_LEGITIMATE_ADDRESS_P): New.
17653 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17654 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17655 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17656 (TARGET_LEGITIMATE_ADDRESS_P): New.
17658 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17659 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17660 * config/vax/vax.c (legitimate_address_p): Rename to...
17661 (vax_legitimate_address_p): ... this, make static.
17662 (TARGET_LEGITIMATE_ADDRESS_P): New.
17664 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17665 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17666 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17667 (TARGET_LEGITIMATE_ADDRESS_P): New.
17669 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17670 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17671 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17672 (mmix_legitimate_address_p): ... this, make static.
17673 (TARGET_LEGITIMATE_ADDRESS_P): New.
17675 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17676 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17677 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17678 (TARGET_LEGITIMATE_ADDRESS_P): New.
17680 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17682 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17683 of MODE_COMPLEX_INT.
17685 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17687 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17688 LCT_NORMAL in function call.
17689 * mips-tdump.c (print_file_desc): Add cast to enum type.
17690 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17691 (mark_stabs): Add casts to enum types.
17692 (parse_stabs_common): Add casts to enum types.
17694 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17696 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17697 Check for invalid values of LETTER.
17699 2009-05-13 Taras Glek <tglek@mozilla.com>
17701 * attribs.c (register_attribute): moved out attribute registration
17702 into register_attribute.
17703 * doc/plugins.texi: Documented register_attribute and
17705 * gcc-plugin.h: Added forward decl for register_attribute.
17706 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17707 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17708 PLUGIN_ATTRIBUTES boilerplate.
17710 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17712 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17713 values even in sentinel and empty entries.
17714 (ms_printf_flag_specs): Likewise.
17715 (ms_scanf_flag_specs): Likewise.
17716 (ms_strftime_flag_specs): Likewise.
17717 (ms_print_char_table): Likewise.
17718 (ms_scan_char_table): Likewise.
17719 (ms_time_char_table): Likewise.
17721 2009-05-13 Doug Kwan <dougkwan@google.com>
17723 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17725 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17727 * config/mips/mips.md (store): Add attributes for QI and HI.
17729 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17730 (truncdi<mode>2): ... this new pattern.
17732 2009-05-13 Brad Hards <bradh@kde.org>
17734 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17736 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17737 Ben Elliston <bje@au.ibm.com>
17739 PR middle-end/40035
17740 * dse.c (check_mem_read_rtx): Guard against width == -1.
17742 2009-05-13 Michael Matz <matz@suse.de>
17744 PR middle-end/39976
17745 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17746 (trivially_conflicts_p): New function.
17747 (insert_backedge_copies): Use it.
17749 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17751 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17752 (handle_stdc_pragma): Use new enum constant names.
17753 (handle_pragma_float_const_decimal64): Ditto.
17755 2009-05-13 Ian Lance Taylor <iant@google.com>
17757 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17760 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17762 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17763 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17765 * config/m68k/m68k.h (FL_UCLINUX): Define.
17767 2009-05-13 Jan Hubicka <jh@suse.cz>
17769 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17771 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17773 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17774 unless -fschedule-insns is specified.
17776 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17779 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17780 TARGET_EXPAND_CBRANCHDI4.
17781 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17782 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17783 (cmpeqdi): Fix comment.
17785 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17787 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17788 (sh_legitimate_address_p): Likewise.
17789 * config/sh/sh.c (sh_legitimate_index_p): New.
17790 (sh_legitimate_address_p): Likewise.
17791 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17792 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17793 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17794 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17795 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17796 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17797 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17798 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17799 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17801 2009-05-12 Jan Hubicka <jh@suse.cz>
17803 * tree-inline.c (estimate_operator_cost): Add operands;
17804 when division happens by constant, it is cheap.
17805 (estimate_num_insns): Loads and stores are not having cost of 0;
17806 EH magic stuff is cheap; when computing runtime cost of switch,
17807 use log2 base of amount of its cases; builtin_expect has cost of 0;
17808 compute cost for moving return value of call.
17809 (init_inline_once): Initialize time_based flags.
17810 * tree-inline.h (eni_weights_d): Add time_based flag.
17812 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17814 * df-core.c: Update head documentation.
17816 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17819 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17820 shadowing exisiting variable op1.
17822 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17825 * config/i386/driver-i386.c (processor_signatures): New enum.
17826 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17827 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17828 processor signature to detect geode processor.
17830 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17834 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17836 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17837 causes spurious differences between trunk and cond-optab branch.
17839 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17841 * dojump.c (compare_from_rtx): Delete.
17842 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17843 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17844 if the comparison does not satisfy the predicate; test predicates for
17845 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17846 further if one existing pattern fails.
17847 * expr.h (compare_from_rtx): Delete.
17848 (prepare_operand): Declare it.
17849 * optabs.c: Change "lib call" to "libcall" throughout.
17850 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17851 HAVE_conditional_trap, emit_cmp_insn): Delete.
17852 (can_compare_p): Delete cmp_optab case.
17853 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17854 Accept other parameters by value.
17855 (prepare_operand): Make non-static.
17856 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17857 other parameters by value. Try to widen operands here based on
17858 an optab_methods argument and looking at cbranch_optab.
17859 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17860 loop. Use cbranch_optab directly.
17861 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17862 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17864 (emit_conditional_move, emit_conditional_add): Inline what's needed
17865 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17866 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17867 with COMPARE. Move cmov_optab and cstore_optab above
17868 with cbranch_optab, move cmp_optab down with ucmp_optab,
17869 remove tst_otpab. Do not initialize trap_rtx.
17870 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17871 for trap code. Do not check HAVE_conditional_trap. Use
17872 prepare_cmp_insn. Accept no predicate for operand 3.
17873 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17874 (OTI_ctrap, ctrap_optab): New.
17875 (tst_optab): Delete.
17876 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17877 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17878 with lookup of ctrap_optab.
17879 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17881 (ctrap_optab): New.
17883 * combine.c (combine_simplify_rtx, simplify_set): Do not
17884 special case comparing against zero for cc0 machines.
17885 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17886 COMPARE on cc0 machines.
17887 (simplify_relational_operation): Return a new expression when
17888 a COMPARE could be removed.
17889 * final.c (final_scan_insn): Compare cc_status values
17890 against LHS of a (compare FOO (const_int 0)) cc0 source.
17891 Also check if cc_status.value is the full compare.
17893 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17894 (cstoreMM4): Document.
17895 (conditional_trap): Document ctrapMM4 instead.
17896 (sync_compare_and_swapMM): Refer to cbranchcc4.
17897 (Dependent Patterns): Eliminate obsolete information referring to
17898 the old jump optimization phase.
17899 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17900 of compares with 0 on cc0 machines.
17901 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17902 avoiding references to cc0. Remove text about storing operands
17904 * doc/tm.texi (Condition Codes): Include blurb on different
17905 condition code representations, separate into subsections for
17906 CC0, MODE_CC and conditional execution.
17908 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17909 alpha_emit_setcc): Accept operands and a machine mode.
17910 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17911 Get code/op0/op1 from operands, use machine mode argument
17912 instead of alpha_compare.fp_p. Emit the branch here.
17913 (alpha_emit_setcc): Likewise, and return boolean.
17914 (alpha_emit_conditional_move): Likewise. Assert that
17915 cmp_op_mode == cmp_mode, and simplify accordingly.
17916 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17917 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17918 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17920 (stack probe test): Use cbranchdi4.
17921 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17923 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17924 * config/arc/arc.h (movsicc, movsfcc): Use it.
17925 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17926 (cbranchsi4, cstoresi4): New.
17927 (cmpsi, bCC and sCC expanders): Remove.
17929 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17930 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17931 * config/arm/predicates.md (arm_comparison_operator): Only include
17932 floating-point operators if there is a hardware floating-point unit.
17933 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17934 deferring to cbranch_cc and cstore_cc respectively.
17935 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17936 cbranch_cc, cstore_cc): New.
17937 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17939 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17941 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17942 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17944 (adjust_insn_length): Adjust calls.
17945 (avr_reorg): Handle (compare (foo) (const_int 0)).
17946 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17947 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17948 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17949 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17951 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17952 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17954 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17955 (cbranchsi4, cstorebi4, cstoresi4): New.
17956 (movbisi): This insn is duplicate, split it to zero_extend.
17957 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17958 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17959 (bfin_optimize_loop): Use cbranch expander.
17960 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17961 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17962 (bfin_bimode_comparison_operator): ... this.
17963 (bfin_direct_comparison_operator): New.
17965 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17966 inside (compare FOO (const_int 0)).
17967 (cris_rtx_costs): Handle ZERO_EXTRACT.
17968 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17969 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17970 (*tstdi_v32): Delete.
17971 (*cmpdi_non_v32): Add M alternative for operand 1.
17972 (cmpsi, cmp<mode>): Make private.
17973 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17975 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17977 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17978 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17979 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17980 (cc_reg_operand): New.
17981 (any_cond): Delete.
17982 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17983 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17984 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17985 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17986 crx_expand_scond): Delete.
17988 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17990 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17991 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17993 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17994 cstoresi4, cstoresf4, cstoredf4): New.
17995 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17996 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17997 Receive the entire operands array.
17998 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17999 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
18000 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
18001 Get test/op0/op1 from the operands array.
18002 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
18004 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
18005 (h8300_expand_store): New.
18006 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
18008 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
18009 (h8300_expand_store): New.
18010 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
18011 or do not try to produce (set (cc0) REG).
18012 (peepholes): Wrap arguments with COMPARE. Add a peephole to
18013 change a compare into a move to a scratch register. Disable some
18014 peepholes when comparing with zero.
18015 (tstsi, tsthi, tstsi, cmpqi): Make private.
18017 (bCC, sCC): Delete.
18018 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
18021 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
18022 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
18023 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
18024 (ix86_emit_i387_log1p): Use cbranchxf2.
18025 (ix86_expand_setcc): Return void.
18026 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
18027 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
18028 cmp<MODEF>, cmpcc): Remove.
18029 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
18030 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
18031 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
18032 (sCC and bCC expanders): Remove.
18033 (stack_protect_test): Use cbranchcc4.
18035 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
18037 (ia64_expand_compare): Accept three rtx by reference and return void.
18038 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
18039 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
18040 from *expr. Update *expr with the BImode comparison to do.
18041 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
18042 cmptf, bCC, sCC, conditional_trap): Delete.
18043 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
18044 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
18045 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
18046 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
18047 * config/ia64/predicates.md (ia64_cbranch_operator): New.
18049 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
18050 type of last argument.
18051 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
18052 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
18053 use machine mode argument instead of branch_type. Remove dead
18054 code for floating-point comparisons.
18055 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
18056 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
18058 (cbranchsi4, cstoresi4): New.
18059 * config/iq2000/predicates.md (reg_or_const_operand): New.
18061 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
18062 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
18063 (b<code>_op): Rewrite to...
18064 (bcc_op): ... this, using match_operator.
18065 (s<code>_op): Rewrite to...
18066 (scc_op): ... this, using match_operator.
18067 (s<code>_24_op): Rewrite to...
18068 (scc_op_24): ... this, using match_operator.
18069 (s<code>_<mode>): Rewrite to...
18070 (cstore<mode>4): ... this, using match_operator.
18071 (s<code>_<mode>_24): Rewrite to...
18072 (cstore<mode>4_24): ... this, using match_operator.
18073 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
18074 m32c_unpend_compare, m32c_expand_scc): Delete.
18075 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
18076 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
18077 (m32c_expand_movcc): Change NE to EQ if necessary.
18078 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
18080 * config/m32r/m32r-protos.h (gen_cond_store): New.
18081 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
18082 (gen_cond_store): New, from sCC patterns.
18083 (m32r_expand_block_move): Use cbranchsi4.
18084 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
18085 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
18086 (cbranchsi4, cstoresi4): New.
18088 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
18090 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
18091 (m68hc11_notice_update_cc): Look into a compare with 0.
18092 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
18094 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
18095 cmphi, cmpqi, bCC): Delete.
18096 (cbranchsi4, cbranchhi4, cbranchqi4): New.
18097 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
18098 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
18101 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
18102 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
18103 * config/m68k/constraints.md (H): New.
18104 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
18105 the define_insn below.
18106 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
18107 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
18108 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
18109 patterns): Wrap RHS with COMPARE.
18110 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
18111 (*cmpdi_internal): Name this pattern.
18112 (cmpdi): Change to define_insn.
18113 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
18114 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
18115 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
18117 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
18118 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
18119 (conditional_trap): Change to...
18120 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
18121 (*conditional_trap): Use the ordered_comparison_operator and
18122 const1_operand predicates.
18123 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
18124 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
18125 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
18126 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
18128 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
18129 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
18130 (mcore_gen_compare): New.
18131 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
18132 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
18133 (mcore_gen_compare): ... this.
18134 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
18135 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
18136 (stack probe pattern): Use cbranchsi4.
18138 * config/mips/predicates.md (mips_cstore_operator): New.
18139 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
18140 * config/mips/mips.md (any_cond): Delete.
18141 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
18143 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
18144 fixuns_truncsfdi2): Use cbranch patterns.
18145 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
18146 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
18147 Adjust call to mips_expand_conditional_branch.
18148 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
18150 * config/mips/mips-protos.h (mips_expand_conditional_branch,
18151 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
18152 * config/mips/mips.c (cmp_operands): Delete.
18153 (mips_emit_compare): Get comparison operands from *op0/*op1.
18154 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
18155 that it succeeds. Use op0/op1 instead of cmp_operands.
18156 (mips_expand_conditional_branch, mips_expand_conditional_move,
18157 mips_expand_conditional_trap): Likewise.
18158 (mips_block_move_loop): Use cbranch patterns.
18159 * config/mips/mips.h (cmp_operands): Delete.
18161 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
18162 (mmix_gen_compare_reg): Just return a register in the right CC mode.
18163 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
18164 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
18165 (*cmpcc_folded): Rename to...
18166 (*cmpdi_folded): this.
18167 (*cmpcc): Rename to...
18169 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
18172 (cbranchdf4): New. Handle invalid comparisons here.
18173 * config/mmix/predicates.md (float_comparison_operator): New.
18175 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
18176 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
18177 * config/mn10300/mn10300.md (tst): Delete.
18178 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
18179 Name these patterns and wrap RHS in a compare.
18180 (*cmpsi): Make this pattern private. Include tst.
18181 (*cmpsf): Make this pattern private.
18182 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
18183 (compare with zero peepholes): Likewise.
18185 (cbranchsi4, cbranchsf4): New.
18186 (casesi): Use cbranchsi4.
18188 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
18189 hppa_branch_type): Delete.
18190 (return_addr_rtx): Use cbranchsi4.
18191 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
18192 Emit CCFPmode comparison here.
18193 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
18194 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
18195 hppa_branch_type): Delete.
18196 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
18197 (movsicc, movdicc): Remove references to hppa_compare_op0,
18198 hppa_compare_op1 and compare_from_rtx.
18199 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
18200 (casesi): Use cbranchsi4.
18202 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
18203 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
18204 * config/pdp11/pdp11.md (register_or_const0_operand): New.
18205 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
18206 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
18208 (cbranchdf4, cbranchhi4, cbranchqi4): New.
18209 (*branch, *branch_inverted): New.
18211 * config/picochip/picochip.md (cbranchhi4): Use
18212 ordered_comparison_operator.
18213 (cmphi, bCC): Remove.
18215 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
18216 (trap_comparison_operator): Delete.
18217 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
18218 rs6000_emit_cbranch): Accept mode and operands.
18219 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
18220 rs6000_compare_fp_p): Delete.
18221 (rs6000_generate_compare): Accept mode and comparison. Extract code
18222 and op0/op1 from there. Replace references to rs6000_compare_op0
18223 and rs6000_compare_op1.
18224 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
18225 extract result from passed operands.
18226 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
18227 extract loc from passed operands.
18228 (rs6000_emit_cmove): Likewise.
18229 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
18230 rs6000_compare_fp_p): Delete.
18231 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
18232 (cbranch<GPR>4, cbranch<FP>4): New.
18233 (cstore<mode>4): New. Consolidate here all choices about when to use
18234 portable or specialized sCC sequences.
18235 (stack_protect_test): Use cbranchsi4.
18236 (conditional_trap): Replace with ctrap<GPR>4.
18237 (conditional trap insn): Replace trap_comparison_operator with
18238 ordered_comparison_operator.
18240 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
18241 (s390_emit_prologue): Use ctrap.
18242 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
18243 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
18244 New predicates replacing...
18245 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
18246 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
18247 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
18248 (add<mode>cc): Do not use s390_compare_op0/op1.
18249 (s<code>): Change to...
18250 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
18251 (seq): Change to...
18252 (cstorecc4): ... this. Handle EQ or NE equally.
18253 (*sne): Un-privatize for use in cstorecc4.
18254 (b<code>): Change to...
18255 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
18256 (conditional_trap): Replace with...
18257 (ctrap<GPR>4, ctrap<FP>4): ... these.
18258 (stack_protect): Use cbranchcc4.
18260 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
18261 * config/score/score-protos.h (score_gen_cmp): Delete.
18262 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
18263 (score_block_move-loop): Use cbranchsi4.
18264 * config/score/score.md (cbranchsi4): New.
18265 (cmpsi, bCC): Delete.
18266 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
18267 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18268 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
18269 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18270 * config/score/score3.h (score3_gen_cmp): Delete.
18271 * config/score/score7.h (score7_gen_cmp): Delete.
18273 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
18274 (sh_emit_scc_to_t): ... this. Return void.
18275 (from_compare): Rename to...
18276 (sh_emit_compare_and_branch): ... this.
18277 (sh_emit_compare_and_set): New.
18278 (sh_expand_t_scc): Accept operands.
18279 * config/sh/predicates.md (sh_float_comparison_operator): New.
18280 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
18281 (prepare_scc_operands): Rename to...
18282 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
18284 (sh_emit_cheap_store_flag): New.
18285 (sh_emit_set_t_insn): New.
18286 (from_compare): Rename to...
18287 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
18288 handling of TARGET_SH2E floating point to avoid recursive call.
18289 Generate branch here.
18290 (sh_emit_compare_and_set): New.
18291 (sh_expand_t_scc): Get op0/op1 from arguments.
18292 (sh_emit_cheap_store_flag): New.
18293 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
18295 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
18296 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
18297 (movsicc, movdicc): Do nothing when it recreated operands from
18298 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
18299 prepare_scc_operands (now sh_emit_scc_to_t).
18300 (udivdi3): Use cstoresi4.
18301 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
18302 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
18303 (cbranchint4_media, cbranchfp4_media): New.
18304 (casesi): Use cbranchdi4.
18305 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
18307 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
18308 (movnegt): Remove second operand.
18309 (cbranchsf4, cbranchdf4): New.
18310 (stack_protect): Use cbranchdi4/cbranchsi4.
18312 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
18313 (gen_compare_reg): Accept comparison, extract part of it to...
18314 (gen_compare_reg_1): ... this.
18315 (gen_compare_operator): Delete.
18316 (gen_v9_scc): Accept separate destination, comparison code and arms.
18317 Do not use sparc_compare_op0/sparc_compare_op1.
18318 (emit_scc_insn, emit_conditional_branch_insn): New.
18319 (emit_v9_brxx): Make static. Remove useless assertion.
18320 (sparc_emit_float_lib_cmp): Return RTL instead of calling
18322 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
18323 * config/sparc/sparc-protos.h (gen_compare_reg,
18324 sparc_emit_float_lib_cmp): Adjust prototype.
18325 (emit_scc_insn, emit_conditional_branch_insn): New.
18326 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
18327 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
18328 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
18329 iterators to the top.
18330 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
18331 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
18332 snedi_special_trunc): Delete.
18333 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
18334 and snedi_special_trunc.
18335 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
18336 cbranchdi4, cbranch<F:mode>4): New.
18337 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
18338 here. Use gen_compare_reg instead of gen_compare_operator.
18339 (conditional_trap): Replace with...
18340 (ctrapsi4, ctrapdi4): ... this.
18341 (stack_protect_test): Use cbranchcc4.
18343 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
18345 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
18346 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
18347 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
18348 from operands[0] or operands[3] depending on is_set.
18349 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
18350 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
18351 cmpdf, bCC), sCC: Remove.
18352 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
18353 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
18355 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18356 spu_emit_branch_or_set.
18358 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18360 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18361 xstormy16_compare_op1): Delete.
18362 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18363 xstormy16_compare_op1): Delete.
18364 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18366 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18367 (cmphi, cmpsi, bCC): Remove.
18369 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18370 (*cmpsi): ... this one.
18371 (cbranchsi4, cstoresi4): New.
18372 (bCC expanders): Delete.
18373 (sCC insns): Fold into...
18374 (*setcc): ... this one.
18375 (casesi): Do not use gen_cmpsi and gen_bgtu.
18376 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18377 (movsicc): Simplify.
18378 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18380 * config/vax/vax-protos.h (cond_name): New.
18381 (vax_output_conditional_branch): Remove.
18382 * config/vax/vax.c (cond_name): New.
18383 (vax_output_conditional_branch): Remove.
18384 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18385 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18386 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18387 (bit<VAXint>): Wrap source with (compare).
18388 (b<code> and following unnamed pattern): Rename to *branch and
18389 *branch_reversed. Change macroization to match_operator.
18390 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18392 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18393 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18394 Change last argument to machine_mode.
18395 (xtensa_expand_scc): Add machine_mode argument.
18396 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18397 (gen_conditional_move, xtensa_expand_conditional_branch,
18398 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18399 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18400 Adjust operand numbers.
18401 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18403 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18404 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18405 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18407 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18409 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18410 causes spurious differences between trunk and cond-optab branch.
18412 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18415 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18417 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18419 * tree.c (iterative_hash_pointer): Delete.
18420 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18421 Hash UIDs and versions of SSA names. Don't special-case built-in
18422 function declarations.
18424 2009-05-11 Ian Lance Taylor <iant@google.com>
18427 * graphite.c: Force -Wc++-compat to only be a warning before
18428 #including "cloog/cloog.h".
18430 2009-05-11 Martin Jambor <mjambor@suse.cz>
18432 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18434 2009-05-11 Jan Hubicka <jh@suse.cz>
18436 * tree-ssa-loop-ivcanon.c: Include target.h
18437 (struct loop_size): new structure.
18438 (constant_after_peeling): New predicate.
18439 (tree_estimate_loop_size): New function.
18440 (estimated_unrolled_size): Rewrite for new estimates.
18441 (try_unroll_loop_completely): Use new estimates.
18442 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18444 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18446 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18447 libcpp interface change.
18448 (spu_macro_to_expand): Likewise.
18450 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18452 PR tree-optimization/40026
18453 * gimplify.c (gimplify_init_constructor): Change initial conditional
18454 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18455 optimize_compound_literals_in_ctor.
18457 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18459 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18461 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18463 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18465 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18466 HOST_WIDE_INT for gap.
18468 2009-05-11 Ira Rosen <irar@il.ibm.com>
18470 PR tree-optimization/40074
18471 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18472 account in group size and step comparison.
18474 2009-05-11 Richard Guenther <rguenther@suse.de>
18476 * passes.c (init_optimization_passes): Strip now incorrect comment.
18477 (execute_function_todo): Do not set PROP_alias.
18478 * tree-pass.h (PROP_alias): Remove.
18479 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18480 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18481 * tree-nrv.c (pass_return_slot): Likewise.
18482 * tree-object-size.c (pass_object_sizes): Likewise.
18483 * tree-ssa-dom.c (pass_dominator): Likewise.
18484 (pass_phi_only_cprop): Likewise.
18485 * tree-ssa-dse.c (pass_dse): Likewise.
18486 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18487 (pass_cselim): Likewise.
18488 * tree-ssa-pre.c (pass_pre): Likewise.
18489 (pass_fre): Likewise.
18490 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18491 * tree-ssa-sink.c (pass_sink_code): Likewise.
18492 * tree-stdarg.c (pass_stdarg): Likewise.
18493 * tree-tailcall.c (pass_tail_calls): Likewise.
18494 * tree-vrp.c (pass_vrp): Likewise.
18496 2009-05-10 Ian Lance Taylor <iant@google.com>
18498 * basic-block.h (enum profile_status): Break out of struct
18499 control_flow_graph.
18500 * cgraph.h (struct inline_summary): Break out of struct
18502 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18503 of struct cgraph_order_sort.
18504 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18505 * cse.c (struct branch_path): Break out of struct
18506 cse_basic_block_data.
18507 * except.h (enum eh_region_type): Break out of struct eh_region.
18508 * gcc.c (enum add_del): Break out of struct modify_target.
18509 * genrecog.c (enum decision_type): Break out of struct decision_test.
18510 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18512 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18513 * regmove.c (enum match_use): New enum, broken out of struct match.
18514 * sched-int.h (enum post_call_group): New enum, broken out of
18516 (struct deps_reg): Break out of struct deps.
18517 * target.h (struct asm_int_op): Break out of struct gcc_target.
18518 * tree-eh.c (struct goto_queue_node): Break out of struct
18520 * tree-inline.h (enum copy_body_cge_which): Break out of
18522 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18524 * c-decl.c (in_struct, struct_types): New static variables.
18525 (pushtag): Add loc parameter. Change all callers.
18526 (lookup_tag): Add ploc parameter. Change all callers.
18527 (check_compound_literal_type): New function.
18528 (parser_xref_tag): Add loc parameter. Change all callers. If
18529 -Wc++-compat, warn about struct/union/enum types defined within a
18531 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18532 and loc parameters. Change all callers. Change error calls to
18533 error_at, using loc. For a redefinition, if the location of the
18534 original definition is known, report it. Set in_struct and
18535 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18536 (finish_struct): Add new parameters enclosing_in_struct and
18537 enclosing_struct_types. Change all callers. Set
18538 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18539 in the struct. If in a struct, add this struct to struct_types.
18540 (start_enum): Add loc parameter. Change all callers. Use
18541 error_at for errors, using loc. For a redefinition, if the
18542 location of the original definition is known, report it. If in a
18543 struct, add this enum type to struct_types. If -Wc++-compat warn
18544 if in sizeof, typeof, or alignof.
18545 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18546 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18547 (c_parser_enum_specifier): Get enum location for start_enum.
18548 (c_parser_struct_or_union_specifier): Get struct location for
18549 start_struct. Save in_struct and struct_types status between
18550 start_struct and finish_struct.
18551 (c_parser_cast_expression): Get location of cast.
18552 (c_parser_alignof_expression): Get location of type.
18553 (c_parser_postfix_expression): Likewise.
18554 (c_parser_postfix_expression_after_paren_type): Add type_loc
18555 parameter. Change all callers. Call check_compound_literal_type.
18556 Use type_loc for error about variable size type.
18557 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18558 of an enum constant from an enum type defined in a struct or union.
18559 (c_cast_expr): Add loc parameter. Change all callers. If
18560 -Wc++-compat, warn about defining a type in a cast.
18561 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18562 (start_enum, start_struct, finish_struct): Update declarations.
18563 (parser_xref_tag, c_cast_expr): Update declarations.
18564 (check_compound_literal_type): Declare.
18566 2009-05-11 Ben Elliston <bje@au.ibm.com>
18568 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18569 for recent libcpp interface change.
18570 (rs6000_macro_to_expand): Likewise.
18572 2009-05-10 Michael Matz <matz@suse.de>
18575 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18576 not at entry of function.
18578 2009-05-10 Richard Guenther <rguenther@suse.de>
18580 PR tree-optimization/40081
18582 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18583 using the main variant of the element type. Do not fiddle with
18584 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18586 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18587 structs with volatile fields.
18589 2009-05-10 Jan Hubicka <jh@suse.cz>
18591 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18592 (estimate_move_cost): Assert that it does not get called for
18594 (estimate_num_insns): Skip VOID types in argument handling.
18595 (optimize_inline_calls): Delete unreachable blocks and verify that
18596 callgraph is valid.
18598 2009-05-10 Jan Hubicka <jh@suse.cz>
18600 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18601 * cgraph.c (cgraph_mark_address_taken_node): New function.
18602 (dump_cgraph_node): Dump new flag.
18603 * cgraph.h (struct cgraph_node): Add address_taken.
18604 (cgraph_mark_address_taken_node): New function.
18605 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18606 since new direct calls can be born.
18608 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18610 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18611 tok->val.node.node.
18613 2009-05-10 Jan Hubicka <jh@suse.cz>
18615 PR middle-end/40084
18616 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18618 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18619 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18620 * tree-inline.c (copy_bb): Set frequency correctly.
18621 (fold_marked_statements): Update call to
18622 cgraph_update_edges_for_call_stmt.
18624 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18626 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18627 identifiers in diagnostics.
18628 * config/arm/arm.c (arm_handle_fndecl_attribute,
18629 arm_handle_isr_attribute): Likewise.
18630 * config/avr/avr.c (avr_handle_progmem_attribute,
18631 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18632 * config/bfin/bfin.c (handle_int_attribute,
18633 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18634 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18635 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18637 * config/darwin.c (darwin_handle_kext_attribute,
18638 darwin_handle_weak_import_attribute): Likewise.
18639 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18640 h8300_handle_eightbit_data_attribute,
18641 h8300_handle_tiny_data_attribute): Likewise.
18642 * config/i386/i386.c (ix86_handle_cconv_attribute,
18643 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18644 * config/i386/winnt.c (ix86_handle_shared_attribute,
18645 ix86_handle_selectany_attribute): Likewise.
18646 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18647 * config/m32c/m32c.c (function_vector_handler): Likewise.
18648 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18649 m68hc11_handle_fntype_attribute): Likewise.
18650 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18651 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18652 * config/mips/mips.c (mips_insert_attributes,
18653 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18654 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18655 rs6000_handle_struct_attribute): Likewise.
18656 * config/sh/sh.c (sh_insert_attributes,
18657 sh_handle_resbank_handler_attribute,
18658 sh_handle_interrupt_handler_attribute,
18659 sh2a_handle_function_vector_handler_attribute,
18660 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18662 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18663 * config/spu/spu.c (spu_handle_fndecl_attribute,
18664 spu_handle_vector_attribute): Likewise.
18665 * config/stormy16/stormy16.c
18666 (xstormy16_handle_interrupt_attribute): Likewise.
18667 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18668 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18670 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18672 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18673 (pp_translate_identifiers): New.
18674 (pp_identifier): Only conditionally translate identifier to locale
18676 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18677 (pp_base_tree_identifier): Only conditionally translate identifier
18678 to locale character set.
18679 * c-pretty-print.c (M_): Define.
18680 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18681 fragments for conditional translation with M_.
18682 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18683 identifier translation.
18685 2009-05-10 Richard Guenther <rguenther@suse.de>
18687 PR tree-optimization/40081
18688 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18689 using the main variant of the element type. Do not fiddle with
18690 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18692 2009-05-09 Jan Hubicka <jh@suse.cz>
18694 PR middle-end/40080
18695 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18696 indirect calls; verify cgraph afterwards.
18698 2009-05-09 Jan Hubicka <jh@suse.cz>
18701 * ipa.c (update_inlined_to_pointer): New function.
18702 (cgraph_remove_unreachable_nodes): Use it.
18704 2009-05-09 Jan Hubicka <jh@suse.cz>
18706 * tree-eh.c (struct leh_state): Remove prev_try.
18707 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18708 not track prev_try.
18709 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18710 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18711 remove_eh_handler_and_replace, foreach_reachable_handler,
18712 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18713 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18714 (gen_eh_region_cleanup): Update prototype.
18716 2009-05-09 Jan Hubicka <jh@suse.cz>
18718 PR middle-end/40043
18719 * except.c (copy_eh_region): Always set prev_try.
18720 (redirect_eh_edge_to_label): Find outer try.
18721 (foreach_reachable_handler): When looking for prev try
18722 handle case where previous try is not going to be taken.
18724 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18726 PR tree-optimization/40049
18727 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18728 only vector/vector shifts, convert the type of the constant to the
18729 appropriate type to avoid building incorrect trees, which
18730 eventually have problems with garbage collection.
18732 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18734 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18735 -1 for complex floating-point types if honoring signed zeros.
18737 2009-05-08 Jan Hubicka <jh@suse.cz>
18739 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18740 argument; handle correctly when profile is absent.
18741 (build_cgraph_edges): Update.
18742 (rebuild_cgraph_edges): Update.
18743 * cgraph.c: Do not include varray.h.
18744 (cgraph_set_call_stmt_including_clones): New function.
18745 (cgraph_create_edge_including_clones): Likewise
18746 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18747 (cgraph_update_edges_for_call_stmt): Handle clones.
18748 (cgraph_remove_node): Handle clone tree.
18749 (cgraph_remove_node_and_inline_clones): New function.
18750 (dump_cgraph_node): Dump clone tree.
18751 (cgraph_clone_node): Handle clone tree.
18752 (clone_function_name): Bring here from tree-inline.c.
18753 (cgraph_create_virtual_clone): New function.
18754 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18755 (cgraph_clone_info): New function.
18756 (strut cgraph_node): Add clone_info and new clone tree pointers.
18757 (cgraph_remove_node_and_inline_clones,
18758 cgraph_set_call_stmt_including_clones,
18759 cgraph_create_edge_including_clones,
18760 cgraph_create_virtual_clone): Declare.
18761 (cgraph_function_versioning): Use VEC argument.
18762 (compute_call_stmt_bb_frequency): Update prototype.
18763 (cgraph_materialize_all_clones): New function.
18764 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18765 (ipcp_create_replace_map): Update to VECtors.
18766 (ipcp_update_callgraph): Use virtual clones.
18767 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18768 (ipcp_update_profiling): Do not update local profiling.
18769 (ipcp_insert_stage): Use VECtors and virtual clones.
18770 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18771 (clone_of_p): New function.
18772 (cgraph_preserve_function_body_p): Use clone tree.
18773 (cgraph_optimize): Materialize clones.
18774 (cgraph_function_versioning): Update for VECtors.
18775 (save_inline_function_body): Use clone tree.
18776 (cgraph_materialize_clone): New function.
18777 (cgraph_materialize_all_clones): Likewise.
18778 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18779 * ipa.c: Include gimple.h.
18780 (cgraph_remove_unreachable_nodes): Use clone tree.
18781 * ipa-prop.c (ipa_note_param_call): Update call to
18782 compute_call_stmt_bb_frequencycall.
18783 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18784 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18785 (copy_bb): Handle updating of clone tree; add new edge when new call
18787 (expand_call_inline): Be strict about every call having edge.
18788 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18789 (delete_unreachable_blocks_update_callgraph): New function.
18790 (tree_function_versioning): Use VECtors; always remove unreachable
18791 blocks and fold conditionals.
18792 * tree-inline.h: Do not include varray.h.
18793 (tree_function_versioning): Remove.
18794 * Makefile.in (GTFILES): Remove tree-inline.c
18795 * passes.c (do_per_function): Do only functions having body.
18796 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18799 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18800 Andrew Morrow <acm@google.com>
18803 * c-common.c (c_common_attribute_table): Permit deprecated
18804 attribute to take an optional argument.
18805 (handle_deprecated_attribute): If the optional argument to
18806 __attribute__((deprecated)) is not a string ignore the attribute
18807 and emit a warning.
18809 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18810 * c-typeck.c (build_component_ref): Likewise.
18811 (build_external_ref): Likewise.
18813 * toplev.c (warn_deprecated_use): Add an attribute argument.
18814 Emit the message associated with __attribute__((deprecated)).
18816 * toplev.h (warn_deprecated_use): Updated.
18818 * doc/extend.texi: Document new optional parameter to
18819 __attribute__((deprecated))
18821 2009-05-08 Michael Eager <eager@eagercon.com>
18823 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18824 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18826 2009-05-08 Richard Guenther <rguenther@suse.de>
18828 PR tree-optimization/40062
18829 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18830 Avoid exponential behavior.
18832 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18834 PR rtl-optimization/33928
18836 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18837 process_uses, build_single_def_use_links): New.
18838 (update_df): Update use_def_ref.
18839 (forward_propagate_into): Use get_def_for_use instead of use-def
18841 (fwprop_init): Call build_single_def_use_links and let it initialize
18843 (fwprop_done): Free use_def_ref.
18844 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18845 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18846 df_rd_simulate_one_insn): New.
18847 (df_rd_bb_local_compute_process_def): Update head comment.
18848 (df_chain_create_bb): Use the new RD simulation functions.
18849 * df.h (df_rd_simulate_artificial_defs_at_top,
18850 df_rd_simulate_one_insn): New.
18851 * opts.c (decode_options): Enable fwprop at -O1.
18852 * doc/invoke.texi (-fforward-propagate): Document this.
18854 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18857 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18858 and one complex operand specially.
18859 * tree-complex.c (some_nonzerop): Do not identify a real value as
18860 zero if flag_signed_zeros.
18862 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18864 PR rtl-optimization/33928
18865 * loop-invariant.c (record_use): Fix && vs. || mishap.
18867 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18869 PR rtl-optimization/33928
18870 * loop-invariant.c (struct use): Add addr_use_p.
18871 (struct def): Add n_addr_uses.
18872 (struct invariant): Add cheap_address.
18873 (create_new_invariant): Set cheap_address.
18874 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18875 (record_uses): Pass df_ref to record_use.
18876 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18879 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18881 * config/sh/sh.c: Do not include c-pragma.h.
18883 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18885 * config/spu/spu.c: Remove include of c-common.h.
18887 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18890 * c-common.h (mark_valid_location_for_stdc_pragma,
18891 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18892 clear_float_const_decimal64, float_const_decimal64_p): New.
18893 * c.opt (Wunsuffixed-float-constants): New.
18894 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18895 unsuffixed float constant, handle new warning.
18896 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18897 * c-decl.c (c_scope): New flag float_const_decimal64.
18898 (set_float_const_decimal64, clear_float_const_decimal64,
18899 float_const_decimal64_p): New.
18900 (push_scope): Set new flag.
18901 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18902 to use STDC pragmas.
18903 (c_parser_external_declaration): Ditto.
18904 (c_parser_compound_statement_nostart): Ditto.
18905 * c-pragma.c (valid_location_for_stdc_pragma,
18906 mark_valid_location_for_stdc_pragma,
18907 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18908 handle_pragma_float_const_decimal64): New.
18909 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18910 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18911 set_float_const_decimal64, clear_float_const_decimal64,
18912 float_const_decimal64_p): New dummy functions.
18913 * doc/extend.texi (Decimal Float): Remove statement that the
18914 pragma, and suffix for double constants, are not supported.
18915 * doc/invoke.texi (Warning Options): List new option.
18916 (-Wunsuffixed-float-constants): New.
18918 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18920 * config/i386/i386.c: Do not include c-common.h.
18922 2009-05-07 Mark Heffernan <meheff@google.com>
18924 * doc/invoke.texi (Debugging Options): Document change of debugging
18926 * opts.c (decode_options): Make dump_base_name relative to
18927 aux_base_name directory.
18929 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18931 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18932 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18934 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18936 * Makefile.in (install-plugin): Simplify a bit.
18938 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18940 * Makefile.in (OBJS-common): Add regcprop.o.
18942 * timevar.def (TV_CPROP_REGISTERS): New.
18943 * regrename.c (regrename_optimize): Return 0.
18944 (rest_of_handle_regrename): Delete.
18945 (pass_rename_registers): Point to regrename_optimize.
18946 (struct value_data_entry, struct value_data,
18947 kill_value_one_regno, kill_value_regno, kill_value,
18948 set_value_regno, init_value_data, kill_clobbered_value,
18949 kill_set_value, kill_autoinc_value, copy_value,
18950 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18951 replace_oldest_value_reg, replace_oldest_value_addr,
18952 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18953 debug_value_data, validate_value_data): Move...
18954 * regcprop.c: ... here.
18955 (rest_of_handle_cprop): Delete.
18956 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18958 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18960 PR middle-end/40057
18961 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18962 GEN_INT for 1 << bitnum.
18963 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18964 build_int_cst_type.
18966 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18968 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18969 Remove wrong description of "nand" operation.
18971 2009-05-06 Richard Guenther <rguenther@suse.de>
18972 Adam Nemet <anemet@caviumnetworks.com>
18974 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18975 comment. Add that if LHS is not a gimple register, then RHS1 has
18976 to be a single object (GIMPLE_SINGLE_RHS).
18978 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18980 * expr.c (get_def_for_expr): Move it up in the file.
18981 (store_field): When expanding a bit-field store, look at the
18982 defining gimple stmt for the masking conversion.
18984 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18986 PR middle-end/39986
18987 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18988 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18989 32-bit memcpy into long.
18991 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18993 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18994 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18996 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18997 instead of appending DW_OP_deref*.
18999 2009-05-06 Michael Matz <matz@suse.de>
19001 PR middle-end/40021
19002 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
19003 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
19005 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
19007 * Makefile.in (install-plugin): Fix srcdir handling.
19009 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
19011 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
19012 when processing for not_regs_needed bitmap.
19013 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
19014 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
19015 handling it for rhs.
19017 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
19019 * config/i386/i386.md (unnamed inc/dec peephole): Use
19020 optimize_insn_for_size_p instead of optimize_size.
19021 * config/i386/predicates.md (incdec_operand): Likewise.
19022 (aligned_operand): Likewise.
19023 * config/i386/sse.md (divv8sf3): Likewise.
19024 (sqrtv8sf2): Likewise.
19026 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
19028 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
19030 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
19032 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
19034 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
19035 ssemodesuffixf2c with avxmodesuffixf2c.
19037 2009-05-06 Joseph Myers <joseph@codesourcery.com>
19040 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
19042 2009-05-05 Jakub Jelinek <jakub@redhat.com>
19044 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
19045 (struct tree_base): Adjust spacing for 8 bit boundaries.
19046 (struct tree_decl_common): Add decl_by_reference_flag bit.
19047 (DECL_BY_REFERENCE): Adjust.
19048 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
19049 print DECL_BY_REFERENCE bit.
19050 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
19051 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
19052 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
19053 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
19056 PR middle-end/39666
19057 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
19058 range of the type, but default label is missing, add it with one
19059 of the existing labels instead of adding a new label for it.
19061 2009-05-05 Joseph Myers <joseph@codesourcery.com>
19065 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
19067 * Makefile.in (enable_plugin, plugin_includedir): New.
19068 (install): Depend on install-plugin.
19069 (PLUGIN_HEADERS): New.
19070 (install-plugin): New.
19071 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
19073 2009-05-05 Richard Guenther <rguenther@suse.de>
19075 PR tree-optimization/40022
19076 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
19078 (phivn_valid_p): Fix tuplification error, simplify.
19079 (phiprop_insert_phi): Add dumps.
19080 (propagate_with_phi): Simplify.
19082 2009-05-05 Richard Guenther <rguenther@suse.de>
19084 PR middle-end/40023
19085 * builtins.c (gimplify_va_arg_expr): Properly build the address.
19087 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
19089 * tree.h (strip_float_extensions): Remove duplicate declaration.
19090 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
19091 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
19092 block_ultimate_origin): Rearrange the declarations line to match the
19093 comment that indicates the .c file which the functions are defined.
19094 (dwarf2out_*, set_decl_rtl): Add comment.
19095 (get_base_address): Adjust comment.
19096 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
19097 declarations line and add comment.
19098 (is_builtin_name): Add blank after function name, for clarity.
19100 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19102 * attribs.c (decl_attributes): Use %qE for identifiers in
19104 * cgraphunit.c (verify_cgraph_node): Translate function names to
19105 locale character set in diagnostics.
19106 * coverage.c (get_coverage_counts): Use %qE for identifiers in
19108 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
19109 Document that functions are named in UTF-8.
19110 * expr.c (expand_expr_real_1): Translate function names to locale
19111 character set in diagnostics.
19112 * gimplify.c (omp_notice_variable, omp_is_private,
19113 gimplify_scan_omp_clauses): Use %qE for identifiers in
19115 * langhooks.c (lhd_print_error_function): Translate function names
19116 to locale character set.
19117 * langhooks.h (decl_printable_name): Document that return value is
19118 in internal character set.
19119 * stmt.c: Include pretty-print.h
19120 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
19122 (resolve_operand_name_1): Translate named operand name to locale
19124 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
19126 * toplev.c (announce_function): Translate function names to locale
19128 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
19129 (default_tree_printer): Use pp_identifier or translate identifiers
19130 to locale character set. Mark "<anonymous>" for translation.
19131 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
19132 for identifiers in diagnostics.
19133 * tree.c (handle_dll_attribute): Use %qE for identifiers in
19135 * varasm.c (output_constructor): Use %qE for identifiers in
19138 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
19140 * configure.ac: use ` ` instead of $()
19141 * configure: Regenerate.
19143 2009-05-05 Ben Elliston <bje@au.ibm.com>
19145 * config/pa/linux-atomic.c: Eliminate conditional include of
19146 errno.h on non-LP64 systems to simplify build requirements.
19148 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19150 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
19152 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
19153 and pass value to identifier_to_locale.
19154 (warn_variable_length_array): Make name a tree.
19155 (grokdeclarator): Separate diagnostic texts for named and unnamed
19156 declarators. Use %qE for named declarators.
19157 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
19159 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
19160 identifiers in diagnostics.
19161 * c-typeck.c (push_member_name, start_init): Pass identifiers to
19162 identifier_to_locale. Mark "anonymous" strings for translation.
19164 2009-05-04 Michael Eager <eager@eagercon.com>
19166 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
19167 address for DImode/DFmode only if double-precision FP regs.
19169 2009-05-04 Michael Eager <eager@eagercon.com>
19171 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
19172 TARGET_SINGLE_FLOAT check.
19174 2009-05-04 Michael Eager <eager@eagercon.com>
19176 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
19178 2009-05-04 Michael Eager <eager@eagercon.com>
19180 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
19181 * config/rs6000/t-xilinx: New
19183 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
19185 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
19186 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
19187 * gcc/explow.c (memory_address): Use target hook.
19188 * gcc/targhooks.c (default_legitimize_address): New.
19189 * gcc/targhooks.h (default_legitimize_address): New.
19190 * gcc/target.h (legitimize_address): New.
19191 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
19192 (TARGET_INITIALIZER): Include it.
19193 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
19195 * config/bfin/bfin-protos.h (legitimize_address): Remove.
19196 * config/bfin/bfin.c (legitimize_address): Remove.
19197 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
19198 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
19200 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
19201 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
19203 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
19204 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
19205 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
19206 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
19207 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
19208 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
19209 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
19210 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
19211 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
19212 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
19213 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
19214 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
19215 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
19216 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
19217 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
19218 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
19219 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
19220 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
19221 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
19222 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
19223 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
19224 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
19225 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
19227 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
19228 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
19229 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
19230 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
19231 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
19232 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
19233 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
19234 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
19235 (thumb_legitimize_address): Delete.
19236 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
19237 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
19238 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
19239 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
19240 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
19241 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
19243 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
19246 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
19247 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
19248 * config/m32r/m32r.c (m32r_legitimize_address): New.
19249 * config/m68k/m68k.c (m68k_legitimize_address): New.
19250 * config/score/score.c (score_legitimize_address): Standardize.
19251 * config/score/score3.c (score3_legitimize_address): Standardize.
19252 * config/score/score3.h (score3_legitimize_address): Adjust.
19253 * config/score/score7.c (score7_legitimize_address): Standardize.
19254 * config/score/score7.h (score7_legitimize_address): Adjust.
19255 * config/sh/sh.c (sh_legitimize_address): New.
19256 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
19258 * gcc/config/s390/s390.c (legitimize_address): Rename to...
19259 (s390_legitimize_address): ... this.
19260 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
19261 (sparc_legitimize_address): ... this.
19262 * gcc/config/i386/i386.c (legitimize_address): Rename to...
19263 (ix86_legitimize_address): ... this.
19264 * gcc/config/avr/avr.c (legitimize_address): Rename to...
19265 (avr_legitimize_address): ... this.
19266 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
19267 (mn10300_legitimize_address): ... this.
19268 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
19269 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
19270 (alpha_expand_mov): Adjust call.
19272 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
19273 * config/spu/spu.c (spu_legitimize_address): Likewise.
19274 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
19275 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
19277 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19279 * intl.c (locale_encoding, locale_utf8): New.
19280 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
19281 * intl.h (locale_encoding, locale_utf8): Declare.
19282 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
19283 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
19285 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
19287 (pp_tree_identifier): Define to call pp_base_tree_identifier.
19288 (pp_base_tree_identifier): Declare as function.
19289 (identifier_to_locale): Declare.
19290 * Makefile.in (pretty-print.o): Update dependencies.
19291 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
19293 2009-05-04 Richard Guenther <rguenther@suse.de>
19295 PR middle-end/40015
19296 * builtins.c (fold_builtin_memory_op): Do not decay to element
19297 type if the size matches the whole array.
19299 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19301 * expmed.c (synth_mult): When trying out a shift, pass the result
19304 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19306 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
19307 (shiftsub1_cost): New.
19308 (init_expmed): Compute shiftsub1_cost.
19309 (synth_mult): Optimize multiplications by constants of the form
19310 -(2^^m-1) for some constant positive integer m.
19312 2009-05-03 Richard Guenther <rguenther@suse.de>
19315 * c-typeck.c (array_to_pointer_conversion): Do not built
19316 ADDR_EXPRs of arrays of pointer-to-element type.
19317 * c-gimplify.c (c_gimplify_expr): Revert change fixing
19318 up wrong ADDR_EXPRs after-the-fact.
19319 * c-common.c (strict_aliasing_warning): Strip pointer
19320 conversions for obtaining the original type.
19321 * builtins.c (fold_builtin_memset): Handle array types.
19322 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
19325 2009-05-03 Richard Guenther <rguenther@suse.de>
19327 PR middle-end/23329
19328 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
19329 Do not lose casts from array types with unknown extent to array
19330 types with known extent.
19331 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
19332 alias set compatibility.
19334 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
19336 * flags.h (extra_warnings): Delete.
19337 * toplev.c (process_options): Handle Wuninitialized here.
19338 * opts.c (extra_warnings): Delete.
19339 (set_Wextra): Delete.
19340 (common_handle_option): -Wextra can be handled automatically.
19341 * c-opts.c (c_common_handle_option): Delete obsolete code.
19342 (c_common_post_options): Simplify comment.
19343 * common.opt (W): Add Var.
19345 (Wuninitialized): Initialize to -1.
19347 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
19348 Richard Guenther <rguenther@suse.de>
19350 * expr.c (get_def_for_expr): New function.
19351 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
19352 SSA rather than trees.
19353 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
19354 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19356 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19358 * c-common.c (reswords): Add _Imaginary.
19359 * c-common.c (enum rid): Add RID_IMAGINARY.
19361 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19363 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19364 Patch by Richard Guenther.
19366 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19368 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19369 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19370 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19371 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19372 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19373 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19374 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19375 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19376 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19377 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19378 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19379 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19380 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19381 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19382 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19383 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19384 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19385 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19387 2009-05-02 Richard Guenther <rguenther@suse.de>
19389 PR tree-optimization/39940
19390 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19393 2009-05-02 Richard Guenther <rguenther@suse.de>
19395 PR middle-end/40001
19396 * tree-ssa.c (execute_update_addresses_taken): Properly check
19397 if we can mark a variable DECL_GIMPLE_REG_P.
19398 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19399 back to the end of the function.
19400 (is_gimple_reg_type): Remove complex type special casing.
19401 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19404 2009-05-02 Ben Elliston <bje@au.ibm.com>
19406 * doc/collect2.texi (Collect2): Document search path behaviour
19407 when configured with --with-ld.
19409 2009-05-02 Jan Hubicka <jh@suse.cz>
19411 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19412 parameter; update callers.
19413 (coalesce_cost_edge): EH edges are costier because they needs
19414 splitting even if not critical and even more costier when there are
19415 multiple EH predecestors.
19417 2009-05-02 Jan Hubicka <jh@suse.cz>
19419 * except.c (remove_eh_handler_and_replace): Handle updating after
19420 removing TRY blocks.
19422 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19424 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19426 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19428 * varasm.c: Do not include c-pragma.h.
19429 * attribs.c: Do not incude c-common.h.
19431 2009-05-01 Michael Matz <matz@suse.de>
19433 * calls.c (initialize_argument_information): Handle SSA names like
19434 decls with a non MEM_P DECL_RTL.
19436 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19438 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19439 * ipa-utils.c: Likewise.
19440 * ipa-type-escape.c: Likewise.
19441 * cgraphunit.c Do not include c-common.h.
19442 * ipa-pure-const.c: Likewise.
19443 * tree-if-conv.c: Likewise.
19444 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19445 * ipa-struct-reorg.c: Likewise.
19446 * tree-nomudflap.c: Likewise.
19447 * tree-ssa-structalias.c: Likewise.
19449 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19451 * store-motion.c: Many cleanups to make this pass a first-class
19452 citizen instead of an appendix to gcse load motion. Add TODO list
19453 to make this pass faster/cleaner/better.
19455 (struct ls_expr): Post gcse.c-split cleanups.
19456 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19457 "stores" field to "avail_stores".
19458 (pre_ldst_mems): Rename to store_motion_mems.
19459 (pre_ldst_table): Rename to store_motion_mems_table.
19460 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19461 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19462 (ldst_entry): Rename to st_expr_entry, update users.
19463 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19464 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19465 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19467 (first_ls_expr): Rename to first_st_expr, update users.
19468 (next_ls_expr): Rename to next_st_expr, update users.
19469 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19470 fields properly for store motion instead of names inherited from load
19472 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19473 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19476 (ae_kill): Rename to st_kill, update users.
19477 (ae_gen): Rename to st_avloc, update users.
19478 (transp): Rename to st_transp, update users.
19479 (pre_insert_map): Rename to st_insert_map, update users.
19480 (pre_delete_map): Rename to st_delete_map, update users.
19481 (insert_store, build_store_vectors, free_store_memory,
19482 one_store_motion_pass): Update for abovementioned changes.
19484 (gcse_subst_count, gcse_create_count): Remove.
19485 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19486 and "n_stores_created", local variables.
19488 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19491 (regvec, compute_store_table_current_insn): Remove.
19492 (reg_set_info, reg_clear_last_set): Remove.
19493 (compute_store_table): Use DF caches instead of local dataflow
19496 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19498 * c-objc-common.c (c_tree_printer): Print identifiers with
19499 pp_identifier, not pp_string. Mark "({anonymous})" for
19501 * c-pretty-print.c (pp_c_ws_string): New.
19502 (pp_c_cv_qualifier, pp_c_type_specifier,
19503 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19504 pp_c_storage_class_specifier, pp_c_function_specifier,
19505 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19506 pp_c_primary_expression, pp_c_postfix_expression,
19507 pp_c_unary_expression, pp_c_shift_expression,
19508 pp_c_relational_expression, pp_c_equality_expression,
19509 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19510 use pp_string and pp_c_ws_string in place of pp_identifier and
19511 pp_c_identifier for non-identifiers. Mark English strings for
19513 * c-pretty-print.h (pp_c_ws_string): Declare.
19515 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19516 Roland McGrath <roland@redhat.com>
19518 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19519 (ENABLE_LD_BUILDID): New configuration option.
19520 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19521 (LINK_BUILDID_SPEC): New macro.
19522 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19524 * doc/install.texi: Document --enable-linker-build-id option.
19525 * configure: Rebuild.
19526 * config.in: Rebuild.
19528 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19530 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19531 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19532 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19533 MIPS_GP_SAVE_AREA_SIZE.
19534 * config/mips/mips.c (struct mips_frame_info): Update comment
19535 before arg_pointer_offset and hard_frame_pointer_offset.
19536 (mips_compute_frame_info): Update diagram before function: to
19537 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19538 indicate the position of frame_pointer_rtx with -fstack-protector and
19539 to show args_size. Don't allocate cprestore area for leaf functions
19540 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19542 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19544 2009-04-30 Michael Matz <matz@suse.de>
19546 PR tree-optimization/39955
19547 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19549 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19551 * ira.c (setup_cover_and_important_classes): Use safe macro
19552 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19554 * genpreds.c (write_tm_preds_h): Output suitable definition of
19555 REG_CLASS_FOR_CONSTRAINT.
19557 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19559 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19561 * bitmap.c (bitmap_descriptor): Likewise.
19562 * ggc-common.c (loc_descriptor): Likewise.
19563 * varray.c (varray_descriptor): Likewise.
19564 * vec.c (vec_descriptor): Likewise.
19566 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19568 * Makefile.in (dce.o): Add $(EXCEPT_H).
19569 * dce.c: Include except.h and delete redundant vector definitions.
19570 (deletable_insn_p): Return false for non-call insns that can throw
19573 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19575 * gcse.c (ae_gen): Remove.
19576 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19577 and make non-static function to make it available in store-motion.c.
19578 Update call sites with search-and-replace.
19579 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19580 extract_mentioned_regs, extract_mentioned_regs_helper,
19581 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19582 store_killed_in_insn, store_killed_after, store_killed_before,
19583 build_store_vectors, insert_insn_start_basic_block, insert-store,
19584 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19585 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19586 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19587 * store-motion.c: ...new file. Also copy data structures from gcse.c
19588 and clean up to remove parts not used by store motion.
19589 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19590 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19592 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19595 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19596 when optimizing for size.
19598 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19600 * gcse.c (gcse_constant_p): Fix typo in last change.
19602 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19604 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19606 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19608 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19610 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19612 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19613 CONST_HIGH_PART result.
19615 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19617 * config/avr/avr.c (initial_elimination_offset): Rename to
19618 avr_initial_elimination_offset.
19619 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19620 change return type to bool.
19621 (avr_can_eliminate): New function.
19622 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19623 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19624 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19625 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19626 avr_initial_elimination_offset.
19627 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19628 (avr_initial_elimination_offset): Define.
19630 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19631 Steven Bosscher <steven@gcc.gnu.org>
19633 PR rtl-optimization/39938
19634 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19635 * cfgrtl.c: Include insn-attr.h.
19636 (rest_of_pass_free_cfg): New function.
19637 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19638 * resource.c (init_resource_info): Remove call to df_analyze.
19640 2009-04-29 Richard Guenther <rguenther@suse.de>
19643 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19644 allow conversion to signed integers.
19646 2009-04-29 Richard Guenther <rguenther@suse.de>
19648 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19649 shifts of floating point vectors if the shift amount is
19650 a constant multiple of the element size.
19652 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19653 Michael Matz <matz@suse.de>
19655 PR middle-end/39927
19657 * tree-outof-ssa.c (emit_partition_copy): New function.
19658 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19659 insert_part_to_rtx_on_edge): Perform the partition base var
19660 copy using emit_partition_copy.
19661 (insert_value_copy_on_edge): Convert constants to the right mode.
19662 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19663 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19665 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19667 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19668 scan backwards to try to find a constant to initialize it.
19670 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19671 insn before the loop_end instruction, don't look past labels.
19673 2009-04-29 Richard Guenther <rguenther@suse.de>
19675 PR middle-end/39937
19676 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19677 loose type conversions.
19678 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19679 stmts only if there are no uses of its definition.
19681 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19683 * config/bfin/bfin.h (splitting_loops): Declare.
19684 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19685 Reorder bit definitions to be ascending.
19686 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19687 * config/bfin/bfin.c (splitting_loops): New variable.
19688 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19689 (struct loop_info): Remove members INIT and LOOP_INIT.
19690 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19691 the LSETUP sequence. Allow LC to be loaded from any register, but
19692 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19693 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19695 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19696 of reload_completed.
19699 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19701 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19703 * Makefile.in (PLUGIN_VERSION_H): New.
19704 (OBJS-common): Remove plugin-version.o.
19705 (plugin.o): Depend on (PLUGIN_VERSION_H).
19706 (plugin-version.o): Remove.
19707 * configure: Regenerate
19708 * configure.ac: Create plugin-version.h.
19709 * gcc-plugin.h (plugin_gcc_version): Remove.
19710 (plugin_default_version_check): Change signature.
19711 * plugin-version.c: Remove.
19712 * plugin.c: Include plugin-version.h.
19713 (str_plugin_gcc_version_name): Remove.
19714 (try_init_one_plugin): Pass gcc version to plugin_init.
19715 (plugin_default_version_check): Both gcc and plugin versions are now
19718 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19720 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19721 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19722 Remove special case testing for last insn of inner loops. Don't fail
19723 if the loop ends with a jump, emit an extra nop instead.
19725 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19726 DREGS rather than comparing directly. Remove code that tries to
19727 account for latencies.
19729 2009-04-29 Richard Guenther <rguenther@suse.de>
19731 PR tree-optimization/39941
19732 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19733 eliminating an indirect call.
19735 2009-04-29 Richard Guenther <rguenther@suse.de>
19737 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19738 parameter. Allow invariants as base if !require_lvalue.
19739 (verify_gimple_assign_single): Adjust.
19741 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19743 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19744 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19745 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19746 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19747 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19749 * config/bfin/bfin.c (bfin_expand_builtin,
19750 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19752 2009-04-28 Richard Guenther <rguenther@suse.de>
19754 * tree-vect-loop.c (get_initial_def_for_induction): Use
19755 correct types for pointer increment.
19757 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19759 * toplev.c (print_version): Update GMP version string calculation.
19761 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19763 PR rtl-optimization/39938
19764 * resource.c (init_resource_info): Add call to df_analyze.
19766 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19768 * config/alpha/alpha.md (usegp): Cast the result of
19769 alpha_find_lo_sum_using_gp to enum attr_usegp.
19770 * config/alpha/alpha.c (override_options): Remove end-of-structure
19771 marker element from cpu_table. Use array size of cpu_table to handle
19772 -mcpu and -mtune options.
19773 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19775 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19777 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19778 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19779 tune_32 and tune_64.
19780 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19781 support on PowerPC.
19782 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19783 * config/rs6000/option-defaults.h: ... here. New file.
19784 (OPT_64, OPT_32): Define.
19785 (MASK_64BIT): Define to 0 if not already defined.
19786 (OPT_ARCH64, OPT_ARCH32): Define.
19787 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19790 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19792 * config/arm/arm.c (arm_override_options): Emit error on using
19795 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19797 PR rtl-optimization/39914
19798 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19799 registers for allocnos created from user-defined variables only
19800 when not optimizing.
19802 2009-04-28 Richard Guenther <rguenther@suse.de>
19804 PR middle-end/39937
19805 * fold-const.c (fold_binary): Use distribute_real_division only
19808 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19810 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19811 add hpux-stdint.h to tm_file.
19812 (hppa[12]*-*-hpux11*): Ditto.
19813 (ia64*-*-hpux*): Ditto.
19814 * config/hpux-stdint.h: New.
19815 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19816 __STDC_EXT__ for all compiles.
19817 * config/pa/pa-hpux.h: Ditto.
19818 * config/pa/pa-hpux10.h: Ditto.
19819 * config/pa/pa-hpux11.h: Ditto.
19821 2009-04-28 Catherine Moore <clm@codesourcery.com>
19823 * debug.h (set_name): Add comment.
19825 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19828 * config/darwin.c (machopic_gen_offset): Check
19829 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19830 * config/arm/arm.c (require_pic_register): Likewise.
19832 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19834 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19835 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19836 m32c_promote_prototypes): Delete.
19838 2009-04-28 Michael Matz <matz@suse.de>
19840 PR middle-end/39922
19841 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19844 2009-04-28 Richard Guenther <rguenther@suse.de>
19846 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19848 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19850 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19851 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19852 * config/arm/arm-tune.md: Regenerate.
19854 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19856 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19857 block if there are complex incoming edges.
19858 (sel_merge_blocks): Remove useless assert.
19859 (sel_redirect_edge_and_branch): Check that edge was redirected.
19860 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19861 (sel_find_rgns): Delete declaration.
19862 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19863 the region when it is not a preheader.
19865 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19868 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19870 2009-04-28 Richard Guenther <rguenther@suse.de>
19872 * tree.h (SSA_NAME_VALUE): Remove.
19873 (struct tree_ssa_name): Remove value_handle member.
19874 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19875 array for jump threading.
19876 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19878 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19879 * tree-flow.h (threadedge_initialize_values): Declare.
19880 (threadedge_finalize_values): Likewise.
19881 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19882 (SSA_NAME_VALUE): Define.
19883 (threadedge_initialize_values): New function.
19884 (threadedge_finalize_values): Likewise.
19885 * tree-ssa-dom.c (ssa_name_values): New global variable.
19886 (SSA_NAME_VALUE): Define.
19887 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19889 2009-04-28 Ira Rosen <irar@il.ibm.com>
19891 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19892 Use REPORT_VECTORIZED_LOCATIONS instead
19893 REPORT_VECTORIZED_LOOPS.
19894 * tree-vectorizer.c (vect_verbosity_level): Make static.
19895 (vect_loop_location): Rename to vect_location.
19896 (vect_set_verbosity_level): Update comment.
19897 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19899 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19900 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19901 instead REPORT_UNVECTORIZED_LOOPS.
19902 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19903 and vect_loop_def to vect_external_def and vect_internal_def.
19904 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19905 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19906 REPORT_UNVECTORIZED_LOCATIONS.
19907 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19908 and vect_used_in_loop and to vect_unused_in_scope and
19909 vect_used_in_scope.
19910 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19911 (vect_verbosity_level): Remove declaration.
19912 (vect_analyze_operations): Likewise.
19913 (vect_analyze_stmt): Declare.
19914 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19915 REPORT_UNVECTORIZED_LOCATIONS.
19916 (vect_get_loop_niters): Fix indentation.
19917 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19918 (vect_analyze_loop_operations): New function.
19919 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19920 vect_analyze_operations.
19921 (vect_is_simple_reduction): Use new names.
19922 (vectorizable_live_operation, vect_transform_loop): Likewise.
19923 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19924 to specify whether the data references can be a part of interleaving
19926 (vect_analyze_data_ref_dependence): Use new names.
19927 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19928 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19929 * tree-vect-patterns.c (widened_name_p): Use new names.
19930 (vect_recog_dot_prod_pattern): Likewise.
19931 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19932 (process_use, vect_mark_stmts_to_be_vectorized,
19933 vect_model_simple_cost, vect_model_store_cost,
19934 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19935 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19936 vectorizable_operation, vectorizable_type_demotion,
19937 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19938 vectorizable_condition): Likewise.
19939 (vect_analyze_operations): Split into vect_analyze_loop_operations
19941 (vect_analyze_stmt): ... new function.
19942 (new_stmt_vec_info): Use new names.
19943 (vect_is_simple_use): Use new names and fix comment.
19944 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19945 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19947 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19950 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19951 and integer modes for x87 operands. Do not ICE for unsupported size,
19952 generate error instead. Generate error for unsupported operand types.
19953 ['z']: Do not handle HImode memory operands specially. Warning
19954 for floating-point operands. Fallthru to 'Z' for unsupported operand
19955 types. Do not ICE for unsupported size, generate error instead.
19956 (output_387_binary_op): Use %Z to output operands.
19957 (output_fp_compare): Ditto.
19958 (output_387_reg_move): Ditto.
19960 2009-04-28 Ben Elliston <bje@au.ibm.com>
19965 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19967 * builtins.c (c_strlen): Do not warn here.
19968 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19969 * c-common.c (pointer_int_sum): Take an explicit location.
19970 Warn about offsets out of bounds.
19971 * c-common.h (pointer_int_sum): Adjust declaration.
19973 2009-04-27 Ian Lance Taylor <iant@google.com>
19975 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19977 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19978 * df-core.c (df_set_flags): Change return type to int. Change
19979 type of old_flags to int.
19980 (df_clear_flags): Likewise.
19981 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19982 (df_get_conditional_uses): Likewise.
19983 * df.h (df_set_flags, df_clear_flags): Update declarations.
19984 * dwarf2out.c (struct indirect_string_node): Change type of form
19985 field to enum dwarf_form.
19986 (AT_string_form): Change return type to enum dwarf_form.
19987 * fixed-value.c (fixed_compare): Add cast to enum type.
19988 * fwprop.c (update_df): Change 0 to VOIDmode.
19989 * gensupport.c: Change 0 to UNKNOWN.
19990 * gimple.h (gimple_cond_code): Add cast to enum type.
19991 * haifa-sched.c (reemit_notes): Add cast to enum type.
19992 * hooks.c (hook_int_void_no_regs): Remove function.
19993 * hooks.h (hook_int_void_no_regs): Remove declaration.
19994 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19995 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19996 * real.c (real_arithmetic): Add cast to enum type.
19997 (real_compare): Likewise.
19998 * target.h (struct gcc_target): Change return type of
19999 branch_target_register_class to enum reg_class.
20000 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
20001 default_branch_target_register_class.
20002 * targhooks.c (default_branch_target_register_class): New function.
20003 * targhooks.h (default_branch_target_register_class): Declare.
20004 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
20005 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
20007 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
20009 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
20010 vect_uninitialized_def. Change 0 to ERROR_MARK.
20011 * tree-vect-stmts.c (supportable_widening_operation): Don't
20012 initialize icode1 and icode2.
20013 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
20014 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
20016 (cmn_err_flag_specs): Change 0 to STD_C89.
20017 (cmn_err_char_table): Likewise.
20018 * config/arm/arm.c (get_arm_condition_code): Change type of code
20019 to enum arm_cond_code.
20020 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
20021 (IWMMXT_BUILTIN2): Likewise.
20022 (neon_builtin_type_bits): Don't define typedef.
20023 (neon_builtin_datum): Change type of bits field to int.
20024 (arm_expand_neon_args): Add cast to enum type.
20025 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
20027 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
20028 casts to enum type.
20029 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
20031 * config/mips/mips.md (jal_macro): Return enum constant.
20032 (single_insn): Likewise.
20033 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
20035 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20036 casts to enum type.
20037 * config/s390/s390.c (s390_tune_flags): Change type to int.
20038 (s390_arch_flags): Likewise.
20039 (s390_handle_arch_option): Change flags field of struct pta to int.
20040 * config/s390/s390.h (s390_tune_flags): Update declaration.
20041 (s390_arch_flags): Likewise.
20042 * config/sh/sh.c (prepare_move_operands): Compare
20043 tls_symbolic_operand result with enum constant.
20044 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
20045 (sh_expand_prologue): Add cast to enum type.
20046 (sh_expand_epilogue): Likewise.
20047 (tls_symbolic_operand): Change return type to enum tls_model.
20048 (fpscr_set_from_mem): Add cast to enum type.
20049 (legitimize_pic_address): Compare tls_symbolic_operand result with
20051 (sh_target_reg_class): Change return type to enum reg_class.
20052 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
20054 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
20055 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
20056 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
20057 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
20058 (delayed_branch, tls_call_delay): Likewise.
20059 (eligible_for_sibcall_delay): Likewise.
20060 (eligible_for_return_delay): Likewise.
20061 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
20062 (spu_expand_builtin_1): Likewise.
20064 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
20065 for all types of conversions.
20066 (output_init_element): Issue -Wc++-compat warning if needed when
20067 initializing a bitfield with enum type.
20068 * c-parser.c (c_parser_expression): Set original_type to
20069 original_type of right hand operand of comma operator.
20071 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20073 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
20075 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
20076 * doc/cpp.texi (Standard Predefined Macros)
20077 (Implementation-defined behavior): Likewise.
20078 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
20079 * doc/gimple.texi (GIMPLE Exception Handling)
20080 (@code{GIMPLE_ASSIGN}): Likewise.
20081 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
20082 * doc/invoke.texi (Warning Options, Optimize Options)
20083 (AVR Options, Darwin Options): Likewise.
20084 (Optimize Options): Reformulate -fwhole-program description.
20085 * doc/loop.texi (Lambda): Likewise.
20086 * doc/md.texi (Output Template, Define Constraints)
20087 (Standard Names, Insn Splitting): Likewise.
20088 * doc/options.texi (Option properties): Likewise.
20089 * doc/passes.texi (Tree-SSA passes): Likewise.
20090 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
20091 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
20092 (File Names and DBX): Likewise.
20093 * doc/trouble.texi (Incompatibilities): Likewise.
20095 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20097 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
20098 instruction is correct.
20100 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20102 Allow non-constant arguments to conversion intrinsics.
20103 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
20104 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
20105 * spu.c (print_operand): Handle 'v' and 'w'.
20106 (exp2_immediate_p, spu_gen_exp2): Define.
20107 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
20108 spu_convtf_1): Update parameter descriptions.
20109 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
20110 * constraints.md ('v', 'w'): New.
20111 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
20113 (i2f, I2F): New define_mode_attr.
20114 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
20115 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
20116 fixuns_truncv4sfv4si2): Update to use mode attribute.
20117 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
20118 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
20119 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
20120 patterns for combine.
20122 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
20124 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
20125 (cprop, hoist, pre, store_motion): New debug counters.
20126 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
20127 is not an RTL pass anymore.
20128 (pass_profiling): Remove extern decl for pass removed in 2005.
20129 (pass_gcse, pass_jump_bypass): Remove.
20130 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
20131 to 0 for clean state.
20132 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
20133 * cse.c (gate_handle_cse_after_global_opts,
20134 rest_of_handle_cse_after_global_opts): New functions.
20135 (pass_cse_after_global_opts): New pass, does local CSE.
20136 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
20137 (TV_CPROP): New timevar.
20138 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
20139 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
20140 (gcse_main, recompute_all_luids): Remove.
20141 (compute_hash_table_work): Call max_reg_num instead of reading
20143 (cprop_jump): Don't set run_jump_opt_after_gcse.
20144 (constprop_register): Always allow to alter jumps.
20145 (cprop_insn): Likewise.
20146 (do_local_cprop): Likewise.
20147 (local_cprop_pass): Likewise. Return non-zero if something changed.
20148 (cprop): Remove function, fold interesting bits into one_cprop_pass.
20149 (find_implicit_sets): Add note about missed optimization opportunity.
20150 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
20151 pass_rtl_cprop execute function.
20152 Don't bother tracking the pass number, each pass gets its own dumpfile
20154 Always allow to alter jumpsand bypass jumps.
20155 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
20156 will just find no suitable set.
20157 (pre_edge_insert): Fix dumping, this function is for PRE only.
20158 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
20159 pass_rtl_pre execute function.
20160 (hoist_code): Return non-zero if something changed. Keep track of
20161 substitutions and insertions for statistics gathering similar to PRE.
20162 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
20163 called from the pass_rtl_hoist execute function. Show pass statistics.
20164 (compute_store_table): Use max_reg_num directly instead of using the
20165 formerly global max_gcse_regno.
20166 (build_store_vectors): Likewise.
20167 (replace_store_insn): Fix dumping.
20168 (store_motion): Rename to ...
20169 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
20170 pass, called from the pass_rtl_store_motion execute function. Keep
20171 track of substitutions and insertions for statistics gathering similar
20173 (bypass_jumps): Remove, fold interesting bits into ...
20174 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
20175 from the pass_rtl_cprop execute function.
20176 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
20177 pass_jump_bypass): Remove.
20178 (gate_handle_gcse, rest_of_handle_gcse): Remove.
20179 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
20180 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
20181 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
20182 (gate_rtl_store_motion, execute_rtl_store_motion,
20183 pass_rtl_store_motion): New.
20184 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
20185 make it clear that -fcse-skip-blocks is a no-op for backward compat.
20186 * passes.c (init_optimization_passes): Remove pass_gcse and
20187 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
20188 and cse_after_global_opts in place of pass_gcse. Schedule cprop
20189 instead of pass_jump_bypass.
20191 2009-04-27 Richard Guenther <rguenther@suse.de>
20193 PR middle-end/39928
20194 * gimplify.c (gimplify_expr): If we are required to create
20195 a temporary make sure it ends up as register.
20197 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
20200 * config/i386/i386.c (construct_container): Don't call
20201 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
20202 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
20204 2009-04-27 Michael Matz <matz@suse.de>
20206 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
20207 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
20208 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
20209 (dump_replaceable_exprs): Take a bitmap.
20210 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
20212 (expand_gimple_basic_block): Likewise.
20213 * tree-ssa-ter.c (struct temp_expr_table_d): Make
20214 replaceable_expressions member a bitmap.
20215 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
20216 (mark_replaceable): Likewise.
20217 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
20218 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
20220 2009-04-27 Richard Guenther <rguenther@suse.de>
20222 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
20223 (verify_stmts): Dispatch to gimple/type verification code.
20224 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
20225 issue with call argument types.
20227 2009-04-27 Michael Matz <matz@suse.de>
20229 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
20230 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
20233 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
20234 Eric Botcazou <ebotcazou@adacore.com>
20236 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
20237 a label's basic block.
20238 (mark_target_live_regs): Tidy and rework obsolete comments.
20239 Change back DF problem to LIVE. If a label starts a basic block,
20240 assume that all registers that used to be live then still are.
20241 (init_resource_info): If a label starts a basic block, set its
20242 BLOCK_FOR_INSN accordingly.
20243 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
20245 2009-04-27 Richard Guenther <rguenther@suse.de>
20247 * tree-flow-inline.h (function_ann): Remove.
20248 (get_function_ann): Likewise.
20249 * tree-dfa.c (create_function_ann): Remove.
20250 * tree-flow.h (struct static_var_ann_d): Remove.
20251 (struct function_ann_d): Likewise.
20252 (union tree_ann_d): Remove fdecl member.
20253 (function_ann_t): Remove.
20254 (function_ann, get_function_ann, create_function_ann): Remove
20257 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
20259 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
20261 2009-04-27 Jan Hubicka <jh@suse.cz>
20263 * ipa-pure-const.c (struct funct_state_d): New fields
20264 state_previously_known, looping_previously_known; remove
20265 state_set_in_source.
20266 (analyze_function): Use new fields.
20267 (propagate): Avoid assumption that state_set_in_source imply
20270 * tree-ssa-loop-niter.c (finite_loop_p): New function.
20271 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
20272 * cfgloop.h (finite_loop_p): Declare.
20274 2009-04-26 Michael Matz <matz@suse.de>
20276 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
20278 2009-04-26 Michael Matz <matz@suse.de>
20280 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
20281 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
20282 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
20283 pass_mark_used_blocks): Remove.
20284 * tree-optimize.c (pass_free_datastructures,
20285 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
20286 * passes.c (init_optimization_passes): Don't call
20287 pass_mark_used_blocks, remove dead code.
20289 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
20291 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
20292 * tree-ssa-live.h (register_ssa_partition): Likewise.
20294 2009-04-26 Michael Matz <matz@suse.de>
20297 * builtins.c (fold_builtin_next_arg): Handle SSA names.
20298 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
20299 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
20301 (compare_pairs): Swap cost comparison.
20302 (coalesce_ssa_name): Don't use change_partition_var.
20303 * tree-nrv.c (struct nrv_data): Add modified member.
20304 (finalize_nrv_r): Set it.
20305 (tree_nrv): Use it to update statements.
20306 (pass_nrv): Require PROP_ssa.
20307 * tree-mudflap.c (mf_decl_cache_locals,
20308 mf_build_check_statement_for): Use make_rename_temp.
20309 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
20310 * alias.c (find_base_decl): Handle SSA names.
20311 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
20312 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
20313 * rtl.h (set_reg_attrs_for_parm): Declare.
20314 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
20315 to "optimized", remove unused locals at finish.
20316 (execute_free_datastructures): Make global, call
20317 delete_tree_cfg_annotations.
20318 (execute_free_cfg_annotations): Don't call
20319 delete_tree_cfg_annotations.
20321 * ssaexpand.h: New file.
20322 * expr.c (toplevel): Include ssaexpand.h.
20323 (expand_assignment): Handle SSA names the same as register variables.
20324 (expand_expr_real_1): Expand SSA names.
20325 * cfgexpand.c (toplevel): Include ssaexpand.h.
20326 (SA): New global variable.
20327 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
20328 (SSAVAR): New macro.
20329 (set_rtl): New helper function.
20330 (add_stack_var): Deal with SSA names, use set_rtl.
20331 (expand_one_stack_var_at): Likewise.
20332 (expand_one_stack_var): Deal with SSA names.
20333 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
20334 before unique numbers.
20335 (expand_stack_vars): Use set_rtl.
20336 (expand_one_var): Accept SSA names, add asserts for them, feed them
20337 to above subroutines.
20338 (expand_used_vars): Expand all partitions (without default defs),
20339 then only the local decls (ignoring those expanded already).
20340 (expand_gimple_cond): Remove edges when jumpif() expands an
20341 unconditional jump.
20342 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
20343 or remove abnormal edges. Ignore insns setting the LHS of a TERed
20345 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
20346 members of SA; deal with PARM_DECL partitions here; expand
20347 all PHI nodes, free tree datastructures and SA. Commit instructions
20348 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
20349 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
20350 info and statements at start, collect garbage at finish.
20351 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
20352 (VAR_ANN_PARTITION) Remove.
20353 (change_partition_var): Don't declare.
20354 (partition_to_var): Always return SSA names.
20355 (var_to_partition): Only accept SSA names.
20356 (register_ssa_partition): Only check argument.
20357 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20359 (delete_var_map): Don't free it.
20360 (var_union): Only accept SSA names, simplify.
20361 (partition_view_init): Mark only useful SSA names as used.
20362 (partition_view_fini): Only deal with SSA names.
20363 (change_partition_var): Remove.
20364 (dump_var_map): Use ssa_name instead of partition_to_var member.
20365 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20367 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20368 (struct _elim_graph): New member const_dests; nodes member vector of
20370 (set_location_for_edge): New static helper.
20371 (create_temp): Remove.
20372 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20373 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20374 (new_elim_graph): Allocate const_dests member.
20375 (clean_elim_graph): Truncate const_dests member.
20376 (delete_elim_graph): Free const_dests member.
20377 (elim_graph_size): Adapt to new type of nodes member.
20378 (elim_graph_add_node): Likewise.
20379 (eliminate_name): Likewise.
20380 (eliminate_build): Don't take basic block argument, deal only with
20381 partition numbers, not variables.
20382 (get_temp_reg): New static helper.
20383 (elim_create): Use it, deal with RTL temporaries instead of trees.
20384 (eliminate_phi): Adjust all calls to new signature.
20385 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20386 (rewrite_trees): Only do checking.
20387 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20388 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20389 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20390 contains_tree_r, MAX_STMTS_IN_LATCH,
20391 process_single_block_loop_latch, analyze_edges_for_bb,
20392 perform_edge_inserts): Remove.
20393 (expand_phi_nodes): New global function.
20394 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20395 functions, initialize new parameter, remember partitions having a
20397 (finish_out_of_ssa): New global function.
20398 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20399 don't reset in_ssa_p here, don't disable TER when mudflap.
20400 (pass_del_ssa): Remove.
20401 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20403 (execute_free_datastructures): Declare.
20404 * Makefile.in (SSAEXPAND_H): New variable.
20405 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20406 * basic-block.h (commit_one_edge_insertion): Declare.
20407 * passes.c (init_optimization_passes): Move pass_nrv and
20408 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20409 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20410 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20411 (redirect_branch_edge): Deal with super block when expanding, split
20412 out jump patching itself into ...
20413 (patch_jump_insn): ... here, new static helper.
20415 2009-04-26 Michael Matz <matz@suse.de>
20417 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20418 beyond num_ssa_names.
20419 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20420 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20422 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20424 PR inline-asm/39543
20425 * fwprop.c (forward_propagate_asm): New function.
20426 (forward_propagate_and_simplify): Propagate also into __asm, if it
20427 doesn't increase the number of referenced registers.
20430 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20432 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20434 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20435 note_nonlocal_vla_type for nonlocal VLAs.
20436 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20437 contains_remapped_vars, remap_vla_decls): New functions.
20438 (convert_nonlocal_reference_stmt): If not optimizing, call
20439 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20440 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20441 if it wasn't found in var_map.
20442 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20443 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20444 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20446 * gimplify.c (nonlocal_vlas): New variable.
20447 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20449 (gimplify_body): Create and destroy nonlocal_vlas.
20451 * dwarf2out.c (loc_descr_plus_const): New function.
20452 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20453 mem_loc_descriptor, loc_descriptor_from_tree_1,
20454 descr_info_loc, gen_variable_die): Use it.
20456 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20457 !TREE_STATIC VAR_DECLs.
20458 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20459 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20460 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20461 DECL_BY_REFERENCE is valid.
20462 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20463 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20464 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20465 Copy DECL_BY_REFERENCE.
20466 (struct nesting_copy_body_data): New type.
20467 (nesting_copy_decl): New function.
20468 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20469 if they have variable length.
20471 2009-04-26 Michael Matz <matz@suse.de>
20473 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20474 mark new temporaries for renaming.
20476 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20479 * c-decl.c (global_bindings_p): Return negative value.
20480 (c_variable_size): New. Based on variable_size from
20482 (grokdeclarator): Call c_variable_size not variable_size.
20484 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20486 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20488 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20490 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20491 Redefine it to just use mingw/include.
20492 (ASM_SPEC): Rules for -m32 and -m64.
20493 (LINK_SPEC): Use Likewise.
20494 (SPEC_32): New define.
20495 (SPEC_64): Likewise.
20496 (SUB_LINK_SPEC): Likewise.
20497 (MULTILIB_DEFAULTS): New define.
20498 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20499 Add multilib options.
20500 (MULTILIB_DIRNAMES): Likewise.
20501 (MULTILIB_OSDIRNAMES): Likewise.
20502 (LIBGCC): Likewise.
20503 (INSTALL_LIBGCC): Likewise.
20505 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20508 * c-tree.h (enum c_inline_static_type): New.
20509 (record_inline_static): Declare.
20510 * c-decl.c (struct c_inline_static, c_inline_statics,
20511 record_inline_static, check_inline_statics): New.
20512 (pop_file_scope): Call check_inline_statics.
20513 (start_decl): Call record_inline_static instead of pedwarning
20514 directly for static in inline function.
20515 * c-typeck.c (build_external_ref): Call record_inline_static
20516 instead of pedwarning directly for static referenced in inline
20519 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20521 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20522 not new but only being rescanned.
20523 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20524 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20525 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20526 record_set_info, compute_set, grealloc): Remove.
20527 (recompute_all_luids): New function.
20528 (gcse_main): Don't compute sets, and don't do related memory
20529 allocations/free-ing. If something changed before the end of the
20530 pass, update LUIDs using recompute_all_luids.
20531 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20532 (free_gcse_mem): Don't free it either.
20533 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20534 Use the df insn LUIDs.
20535 (load_killed_in_block): Likewise.
20536 (compute_hash_table_work): Don't compute reg_set_in_block.
20537 (compute_transp): Use DF_REG_DEF_CHAINs.
20538 (local_cprop_pass): Don't use compute_sets and related functions.
20539 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20540 Use get_max_uid() instead of max_cuid.
20541 (insert_insn_end_basic_block, pre_insert_copy_insn,
20542 update_ld_motion_stores): Don't try to
20543 keep reg_set tables up to date.
20544 (pre_insert_copies): Use df insn LUIDs.
20545 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20546 (reg_set_info): Don't use extra bitmap argument.
20547 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20548 information to compute regs_set_in_block.
20549 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20550 (bypass_jumps): Don't use compute_sets and friends.
20552 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20555 * opts.c (undocumented_msg): Do not leave blank even with
20558 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20560 * c-decl.c (build_enumerator): Allow values folding to integer
20561 constants but not integer constant expressions with a pedwarn if
20564 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20567 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20568 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20569 type is an integer constant.
20571 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20574 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20577 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20580 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20581 with variably modified return type and no storage class
20582 specifiers, except for the case of nested functions. Distinguish
20583 extern declarations of functions with variably modified return
20584 types from those of objects with variably modified types.
20586 2009-04-25 Jan Hubicka <jh@suse.cz>
20588 * tree.c (list_equal_p): New function.
20589 * tree.h (list_equal_p): Declare.
20590 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20591 basic_block_def, basic_block, const_basic_block): New.
20592 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20593 (redirect_eh_edge): New function.
20594 (make_eh_edge_update_phi): EH edges are not abnormal.
20595 * except.c: Include tree-flow.h.
20596 (list_match): New function.
20597 (eh_region_replaceable_by_p): New function.
20598 (replace_region): New function.
20599 (hash_type_list): New function.
20600 (hash_eh_region): New function.
20601 (eh_regions_equal_p): New function.
20602 (merge_peers): New function.
20603 (remove_unreachable_regions): Verify EH tree when checking;
20605 (copy_eh_region_1): New function.
20606 (copy_eh_region): New function.
20607 (push_reachable_handler): New function.
20608 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20609 regions without label but with live RESX.
20610 * except.h (redirect_eh_edge_to_label): New.
20611 * tree-flow.h (redirect_eh_edge): New.
20612 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20613 basic_block_def, basic_block, const_basic_block): Remove.
20614 * Makefile.in (except.o): Add dependency on tree-flow.h
20615 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20616 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20619 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20622 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20623 on the destination of memcpy.
20625 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20627 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20628 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20629 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20631 2009-04-25 Jan Hubicka <jh@suse.cz>
20633 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20634 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20635 to be reached by different label than left.
20636 (update_eh_edges): Update comment; remove edge_to_remove if possible
20637 and return true if suceeded.
20638 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20639 (cleanup_eh): Compute sharing map.
20640 * except.c (remove_eh_handler_and_replace): Add argument if we should
20642 (remove_unreachable_regions): Update for label sharing.
20643 (label_to_region_map): Likewise.
20644 (get_next_region_sharing_label): New function.
20645 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20647 (remove_eh_handler): Update.
20648 (remove_eh_region_and_replace_by_outer_of): New function.
20649 * except.h (struct eh_region): Add next_region_sharing_label.
20650 (remove_eh_region_and_replace_by_outer_of,
20651 get_next_region_sharing_label): Declare.
20652 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20654 2009-04-25 Jan Hubicka <jh@suse.cz>
20656 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20657 insert code even if they are not critical.
20659 2009-04-25 Jan Hubicka <jh@suse.cz>
20661 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20662 (gimple_can_remove_branch_p): EH edges won't remove branch by
20664 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20665 updating of non-abnormal EH edges.
20666 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20667 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20668 (split_critical_edges): Split also edges where emitting code on them
20669 will lead to splitting later.
20671 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20672 H.J. Lu <hongjiu.lu@intel.com>
20675 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20676 the configured assembler supports fildq and fistpq mnemonics.
20677 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20678 * configure: Regenerated.
20679 * config.in: Ditto.
20681 * config/i386/i386.c (print_operand): Handle 'Z'.
20682 ['z']: Remove handling of special fild/fist suffixes.
20683 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20684 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20685 suffix of fild insn.
20686 (*floatsi<mode>2_vector_mixed): Ditto.
20687 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20688 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20689 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20690 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20691 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20693 2009-04-25 Ben Elliston <bje@au.ibm.com>
20695 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20696 the source of a set operation.
20698 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20700 * target.h (struct gcc_target): Add case_values_threshold field.
20701 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20702 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20703 * targhooks.c (default_case_values_threshold): New function.
20704 * targhooks.h (default_case_values_threshold): Declare function.
20705 * stmt.c (expand_case): Use case_values_threshold target hook.
20706 * expr.h (case_values_threshold): Remove declartation.
20707 * expr.c (case_values_threshold): Remove function.
20708 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20710 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20711 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20712 (avr_case_values_threshold): Declare as static.
20713 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20715 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20716 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20717 (mn10300_case_values_threshold): New function.
20719 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20721 * ira.c (setup_cover_and_important_classes): Add enum cast.
20723 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20725 * genpreds.c (write_enum_constraint_num): Output definition of
20726 CONSTRAINT_NUM_DEFINED_P macro.
20727 * ira.c (setup_cover_and_important_classes): Use
20728 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20730 2009-04-24 DJ Delorie <dj@redhat.com>
20732 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20733 __SH2A_SINGLE_ONLY__ also.
20735 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20737 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20738 (movdf_internal): Ditto.
20739 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20740 SFmode and DFmode constants.
20741 (ia64_print_operand): Add 'G' format for printing
20742 floating point constants.
20744 2009-04-24 Richard Guenther <rguenther@suse.de>
20746 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20747 from unsigned additions.
20749 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20751 * c-typeck.c (set_init_index): Allow array designators that are
20752 not integer constant expressions with a pedwarn if pedantic.
20754 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20756 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20757 zero if no overlap in nonzero bits between the operands.
20759 2009-04-24 Ian Lance Taylor <iant@google.com>
20761 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20762 (record_dead_and_set_regs): Likewise.
20763 * df.h (struct df_mw_hardreg): Change flags field to int.
20764 (struct df_base_ref): Likewise.
20765 (struct df): Change changeable_flags field to int.
20766 * df-scan.c (df_defs_record): Change clobber_flags to int.
20767 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20768 constants rather than #define macros.
20769 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20770 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20771 (enum dwarf_calling_convention): Likewise.
20772 (enum dwarf_line_number_x_ops): Likewise.
20773 (enum dwarf_call_frame_info): Likewise.
20774 (enum dwarf_source_language): Likewise.
20775 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20776 (add_calling_convention_attribute): Likewise.
20777 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20778 (combine_comparisons): Change compcode to int. Add cast to enum type.
20779 * genrecog.c (maybe_both_true_2): Change c to int.
20780 (write_switch): Likewise. Add cast to enum type.
20781 * gimplify.c (gimplify_omp_for): Handle return values from
20782 gimplify_expr using MIN rather than bitwise or.
20783 (gimplify_expr): Add cast to enum type.
20784 * ipa-prop.c (update_jump_functions_after_inlining): Change
20785 IPA_BOTTOM to IPA_JF_UNKNOWN.
20786 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20787 Add casts to enum type.
20788 (setup_cover_and_important_classes): Change cl to int. Add casts
20790 (setup_class_translate): Change cl and mode to int.
20791 (ira_init_once): Change mode to int.
20792 (free_register_move_costs): Likewise.
20793 (setup_prohibited_mode_move_regs): Add casts to enum type.
20794 * langhooks.c (add_builtin_function_common): Rework assertion that
20795 value fits bitfield.
20796 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20797 * omega.c (omega_do_elimination): Avoid math on enum types.
20798 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20799 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20800 int local to handle integral_argment value.
20801 * regmove.c (try_auto_increment): Change PUT_MODE to
20803 * reload.c (push_secondary_reload): Add casts to enum type.
20804 (secondary_reload_class, find_valid_class): Likewise.
20805 * reload1.c (emit_input_reload_insns): Likewise.
20806 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20807 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20808 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20810 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20811 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20813 (expand_complex_libcall): Add casts to enum type.
20814 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20815 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20816 with ERROR_MARK, not NUM_TREE_CODES.
20817 (vect_create_epilog_for_reduction): Likewise.
20818 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20819 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20820 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20822 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20823 vect_unused_in_loop. Change 0 to loop_vect.
20824 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20825 * var-tracking.c (get_init_value): Change return type to enum
20827 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20828 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20830 (arm_override_options): Add casts to enum type.
20831 (arm_emit_tls_decoration): Likewise.
20832 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20834 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20835 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20836 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20838 * config/s390/s390.c (code_for_builtin_64): Change to array of
20840 (code_for_builtin_31): Likewise.
20841 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20843 * config/sparc/sparc.c (sparc_override_options): Change value
20844 field in struct code_model to enum cmodel. In initializer change
20845 0 to NULL and add cast to enum type.
20847 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20848 Change all callers. Issue a -Wc++-compat warning using
20849 lhs_origtype if necessary.
20850 (convert_for_assignment): Issue -Wc++-compat warnings about
20851 invalid conversions to enum type on assignment.
20852 * c-common.h (build_modify_expr): Update declaration.
20854 2009-04-24 Nick Clifton <nickc@redhat.com>
20856 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20857 (function_arg_advance): Likewise.
20858 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20861 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20863 * config/s390/constraints.md ('I', 'J'): Fix condition.
20865 2009-04-24 Diego Novillo <dnovillo@google.com>
20867 * gengtype-parse.c (parse_error): Add newline after message.
20869 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20871 * config/i386/sse.md (avxmodesuffixs): Removed.
20872 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20873 (*avx_pinsr<ssevecsize>): This.
20875 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20877 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20878 follow chains of regs with a single definition, and allow expressions
20879 that are function_invariant_p.
20880 (simple_rhs_p): Allow expressions that are function_invariant_p.
20882 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20884 PR middle-end/39867
20885 * fold-const.c (fold_cond_expr_with_comparison): When folding
20886 > and >= to MAX, make sure the MAX uses the same type as the
20887 comparison's operands.
20889 2009-04-24 Nick Clifton <nickc@redhat.com>
20891 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20892 addressing for DImode accesses.
20893 (frv_print_operand_address): Handle PLUS case.
20894 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20896 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20898 PR rtl-optimization/39794
20899 * alias.c (canon_true_dependence): Add x_addr argument.
20900 * rtl.h (canon_true_dependence): Adjust prototype.
20901 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20902 * cselib.c (cselib_invalidate_mem): Likewise.
20903 * gcse.c (compute_transp): Likewise.
20904 * dse.c (scan_reads_nospill): Likewise.
20905 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20906 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20907 canon_base_addr of the group, plus optional offset.
20908 (struct group_info): Rename canon_base_mem to
20910 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20911 canon_rtx of base_mem.
20913 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20915 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20916 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20918 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20920 * config/spu/spu-builtins.h: Delete file.
20922 * config/spu/spu.h (enum spu_builtin_type): Move here from
20924 (struct spu_builtin_description): Likewise. Add GTY marker.
20925 Do not use enum spu_function_code or enum insn_code.
20926 (spu_builtins): Add extern declaration.
20928 * config/spu/spu.c: Do not include "spu-builtins.h".
20929 (enum spu_function_code, enum spu_builtin_type_index,
20930 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20931 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20932 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20933 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20934 (spu_builtin_types): Make static. Add GTY marker.
20935 (spu_builtins): Add extern declaration with GTY marker.
20936 Include "gt-spu.h".
20938 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20939 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20940 Check programmatically whether all parameters are scalar.
20942 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20944 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20946 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20947 assignment from the constructor either if the target is volatile.
20949 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20951 * config/arm/arm.md (insv): Do not share operands[0].
20953 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20955 * config/vxlib-tls.c (active_tls_threads): Delete.
20956 (delete_hook_installed): New.
20957 (tls_delete_hook): Don't delete the delete hook.
20958 (tls_destructor): Delete it here.
20959 (__gthread_set_specific): Adjust installing the delete hook.
20960 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20961 __gthread_leave_tsd_dtor_context.
20963 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20965 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20967 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20969 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20971 (alpha_rtx_costs): Ditto.
20972 (emit_unlikely_jump): Use add_reg_note.
20973 (emit_frame_store_1): Ditto.
20974 (alpha_expand_prologue): Ditto.
20975 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20976 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20978 2009-04-23 Nick Clifton <nickc@redhat.com>
20980 * config/v850/v850.md (epilogue): Remove suppressed code.
20981 (return): Rename to return_simple and remove test of frame size.
20982 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20983 to gen_return_simple.
20985 2009-04-22 Jing Yu <jingyu@google.com>
20988 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20990 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20993 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20994 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20995 value is a VECTOR_CST, the element type is the element type of the
20998 2009-04-22 DJ Delorie <dj@redhat.com>
21000 * config/m32c/m32c.h: Update GTY annotations to new syntax.
21002 2009-04-22 Jakub Jelinek <jakub@redhat.com>
21004 * alias.c (find_base_term): Move around LO_SUM case, so that
21005 CONST falls through into PLUS/MINUS handling.
21008 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
21009 into 0, use omit_one_operand.
21011 2009-04-23 Ben Elliston <bje@au.ibm.com>
21013 * config/rs6000/linux-unwind.h (get_regs): Remove type
21014 puns. Change the type of `pc' to an array of unsigned ints and
21015 update all users. Constify frame24.
21017 2009-04-22 DJ Delorie <dj@redhat.com>
21019 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
21020 declarations before code.
21021 (current_function_special_page_vector): Likewise.
21022 (m32c_expand_insv): Silence a warning.
21024 2009-04-21 Taras Glek <tglek@mozilla.com>
21026 * alias.c: Update GTY annotations to new syntax.
21027 * basic-block.h: Likewise.
21028 * bitmap.h: Likewise.
21029 * c-common.h: Likewise.
21030 * c-decl.c: Likewise.
21031 * c-parser.c: Likewise.
21032 * c-pragma.c: Likewise.
21033 * c-tree.h: Likewise.
21034 * cfgloop.h: Likewise.
21035 * cgraph.h: Likewise.
21036 * config/alpha/alpha.c: Likewise.
21037 * config/arm/arm.h: Likewise.
21038 * config/avr/avr.h: Likewise.
21039 * config/bfin/bfin.c: Likewise.
21040 * config/cris/cris.c: Likewise.
21041 * config/darwin.c: Likewise.
21042 * config/frv/frv.c: Likewise.
21043 * config/i386/i386.c: Likewise.
21044 * config/i386/i386.h: Likewise.
21045 * config/i386/winnt.c: Likewise.
21046 * config/ia64/ia64.h: Likewise.
21047 * config/iq2000/iq2000.c: Likewise.
21048 * config/mips/mips.c: Likewise.
21049 * config/mmix/mmix.h: Likewise.
21050 * config/pa/pa.c: Likewise.
21051 * config/pa/pa.h: Likewise.
21052 * config/rs6000/rs6000.c: Likewise.
21053 * config/s390/s390.c: Likewise.
21054 * config/sparc/sparc.c: Likewise.
21055 * config/xtensa/xtensa.c: Likewise.
21056 * cselib.h: Likewise.
21057 * dbxout.c: Likewise.
21058 * dwarf2out.c: Likewise.
21059 * except.c: Likewise.
21060 * except.h: Likewise.
21061 * fixed-value.h: Likewise.
21062 * function.c: Likewise.
21063 * function.h: Likewise.
21064 * gimple.h: Likewise.
21065 * integrate.c: Likewise.
21066 * optabs.c: Likewise.
21067 * output.h: Likewise.
21068 * real.h: Likewise.
21070 * stringpool.c: Likewise.
21071 * tree-data-ref.c: Likewise.
21072 * tree-flow.h: Likewise.
21073 * tree-scalar-evolution.c: Likewise.
21074 * tree-ssa-address.c: Likewise.
21075 * tree-ssa-alias.h: Likewise.
21076 * tree-ssa-operands.h: Likewise.
21077 * tree.c: Likewise.
21078 * tree.h: Likewise.
21079 * varasm.c: Likewise.
21080 * varray.h: Likewise.
21082 * coretypes.h: Do not define GTY macro if it is already defined.
21083 * doc/gty.texi: Update GTY documentation to new syntax.
21084 * gengtype-lex.l: Enforce attribute-like syntax for GTY
21085 annotations on structs.
21086 * gengtype-parse.c: Likewise.
21088 2009-04-22 Mark Heffernan <meheff@google.com>
21090 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
21092 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
21094 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
21097 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
21099 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
21100 the same as a PLUS without a shift. Increase the cost of a
21103 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21105 * Makefile.in: Update dependencies.
21106 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
21107 * errors.h: Remove bogus comment about compatibility.
21108 (warning): Update declaration.
21109 * genautomata.c: Update all calls to warning.
21110 * gimple.c: Do not include errors.h. Include toplev.h.
21111 * tree-ssa-structalias.c: Do not include errors.h.
21112 * omega.c: Likewise.
21113 * tree-ssa-reassoc.c: Likewise.
21114 * config/spu/spu-c.c: Likewise.
21115 * config/spu/t-spu-elf: Update dependencies.
21117 2009-04-22 Richard Guenther <rguenther@suse.de>
21119 PR tree-optimization/39824
21120 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
21121 make sure the types are compatible.
21123 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21126 * c-common.c (c_parse_error): Take a token_flags parameter.
21127 Use token_type for the token type instead.
21128 Pass token_flags to cpp_type2name.
21129 * c-common.h (c_parse_error): Update declaration.
21130 * c-parser.c (c_parser_error): Pass 0 as token flags.
21132 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
21134 PR rtl-optimization/39580
21135 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
21137 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21139 * function.c (expand_function_end): Do not emit a jump to the "naked"
21140 return label for fall-through returns.
21141 * except.c (sjlj_emit_function_exit): Always place the call to the
21142 unregister function at the location installed by expand_function_end.
21144 2009-04-22 Richard Guenther <rguenther@suse.de>
21146 PR tree-optimization/39845
21147 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
21148 (gen_inbound_check): Likewise.
21150 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
21152 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
21154 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
21155 * config/vxlib.c (__gthread_once): Add race guard for PPC.
21157 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21159 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
21160 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
21161 shift counts to avoid out-of-bounds array accesses.
21163 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21165 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
21166 (Pmode): Move above.
21168 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
21170 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
21171 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
21172 GET_CODE macro. Use IN_RANGE macro where appropriate.
21173 * config/alpha/alpha.h: Ditto.
21174 * config/alpha/alpha.md: Ditto.
21175 * config/alpha/constraints.md: Ditto.
21176 * config/alpha/predicates.md: Ditto.
21178 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21180 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
21181 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21182 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21183 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21184 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21185 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21186 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21187 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21188 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21189 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21190 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21191 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21192 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21193 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21194 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21195 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21196 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21197 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21198 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21199 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21200 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21201 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21202 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21203 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21204 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21205 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21206 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21208 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
21210 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
21211 references from comments.
21212 * cfgbuild.c (count_basic_blocks): Delete.
21213 (find_basic_blocks_1): Delete.
21214 (find_basic_blocks): Delete.
21215 * except.c (finish_eh_generation): Make static. Move comment from
21216 except.h here. Remove find_basic_blocks references from comments.
21217 * except.h (finish_eh_generation): Delete.
21218 * basic-block.h (find_basic_blocks): Delete.
21219 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
21221 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
21223 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
21224 (sdbout_parms): Likewise.
21226 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21228 * config/sh/sh.c (prepare_cbranch_operands): Use
21229 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
21230 (expand_cbranchdi4): Likewise.
21231 (from_compare): Add cast to enum type.
21232 (expand_cbranchsi4): Use add_reg_note.
21233 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
21234 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
21235 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
21236 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21237 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
21238 instead of CODE_FOR_nothing.
21239 (cbranchdi4): Likewise. Fix the order of arguments for
21241 (push_fpscr): Use add_reg_note.
21242 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
21243 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
21245 2009-04-21 Joseph Myers <joseph@codesourcery.com>
21247 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
21248 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21249 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21250 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
21251 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
21252 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
21253 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
21254 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
21255 config/alpha/x-vms, config/arc/t-arc,
21256 config/arm/README-interworking, config/arm/arm-c.c,
21257 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
21258 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
21259 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
21260 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
21261 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
21262 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
21263 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
21264 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
21265 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
21266 config/cris/t-elfmulti, config/crx/t-crx,
21267 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
21268 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
21269 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
21270 config/h8300/t-h8300, config/i386/athlon.md,
21271 config/i386/darwin-libgcc.10.4.ver,
21272 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
21273 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
21274 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
21275 config/i386/t-linux64, config/i386/t-nwld,
21276 config/i386/t-rtems-i386, config/i386/t-sol2-10,
21277 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
21278 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
21279 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
21280 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
21281 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
21282 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
21283 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
21284 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
21285 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
21286 config/m68k/t-uclinux, config/mcore/t-mcore,
21287 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
21288 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
21289 config/mips/crtn.asm, config/mips/irix-crti.asm,
21290 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
21291 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
21292 config/mips/mips-fixed.md, config/mips/sb1.md,
21293 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
21294 config/mips/t-iris6, config/mips/t-isa3264,
21295 config/mips/t-libgcc-mips16, config/mips/t-linux64,
21296 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
21297 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
21298 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
21299 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
21300 config/mn10300/t-linux, config/mn10300/t-mn10300,
21301 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
21302 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
21303 config/picochip/libgccExtras/clzsi2.asm,
21304 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
21305 config/rs6000/darwin-libgcc.10.4.ver,
21306 config/rs6000/darwin-libgcc.10.5.ver,
21307 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
21308 config/rs6000/t-aix43, config/rs6000/t-aix52,
21309 config/rs6000/t-darwin, config/rs6000/t-fprules,
21310 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
21311 config/rs6000/t-lynx, config/rs6000/t-netbsd,
21312 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
21313 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
21314 config/rs6000/t-rtems, config/rs6000/t-spe,
21315 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
21316 config/score/t-score-elf, config/sh/divcost-analysis,
21317 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
21318 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
21319 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
21320 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
21321 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
21322 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
21323 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
21324 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
21325 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
21326 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
21327 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
21328 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
21329 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
21330 limitx.h, version.c, xcoff.h: Add copyright and license notices.
21331 * config/h8300/genmova.sh: Include copyright and license notices
21332 in generated output.
21333 * config/h8300/mova.md: Regenerate.
21334 * doc/install.texi2html: Include word "Copyright" in copyright
21335 notice and use name "Free Software Foundation, Inc.".
21336 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21337 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21338 ChangeLog-2007, ChangeLog-2008: Correct dates.
21340 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
21342 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
21343 NE_EXPR operations as well.
21344 * c-parser.c (c_parser_condition): Do not set location information on
21346 (c_parser_conditional_expression): Likewise.
21347 (c_parser_binary_expression): Set location information on operators.
21348 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
21349 TRUTH_NOT_EXPR has been folded.
21350 * fold-const.c (fold_truth_not_expr): Copy location information from
21351 the incoming expression to the outgoing one.
21352 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
21353 recursive calls on the LHS of the operator but pass that of the
21354 operator to recursive calls on the RHS of the operator. Set it
21356 (shortcut_cond_expr): Set the locus of the operator on the second
21357 COND_EXPR and that of the expression on the first in degenerate cases.
21358 Pass the locus of the expression to calls to shortcut_cond_r.
21359 Set the locus of the 'then' block on the associated jump, if any.
21360 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21361 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21362 expression to call to gimplify_boolean_expr.
21364 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21366 * config.gcc: Add additional configuration for
21367 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21368 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21369 (CPP_SPEC): Redefine for allowing -municode option.
21370 (STARTFILE_SPEC): Likewise.
21371 * config/i386/t-mingw-w64: New.
21372 * config/i386/mingw-w64.opt: New.
21373 (municode): Add new target option.
21374 * doc/invoke.texi (municode): Add documentation for new option.
21376 2009-04-21 Ian Lance Taylor <iant@google.com>
21378 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21379 Correct test for number of arguments.
21380 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21382 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21384 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21385 argument of emit_library_call.
21387 2009-04-21 Richard Guenther <rguenther@suse.de>
21389 PR middle-end/39829
21390 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21391 inside VIEW_CONVERT_EXPRs.
21393 2009-04-21 Martin Jambor <mjambor@suse.cz>
21395 * tree-switch-conversion.c (build_constructors): Split a long line.
21396 (constructor_contains_same_values_p): New function.
21397 (build_one_array): Create assigns of constants if possible, do not
21398 call mark_sym_for_renaming, call update_stmt.
21399 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21400 make_rename_temp. Do not call mark_symbols_for_renaming, call
21402 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21403 find_new_referenced_vars, call update_stmt.
21404 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21405 instead of calling make_rename_temp. Do not call
21406 find_new_referenced_vars or mark_symbols_for_renaming, call
21409 2009-04-21 Richard Guenther <rguenther@suse.de>
21411 PR tree-optimization/39827
21412 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21413 (tree_ssa_phiprop): Pass the correct array size.
21415 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21417 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21419 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21422 * c-typeck.c (lvalue_p): Move declaration ...
21423 * c-common.h (lvalue_p): ... to here.
21424 * c-common.c (candidate_equal_p): New.
21425 (add_tlist): Use it.
21426 (merge_tlist): Use it.
21427 (warn_for_collisions_1): Likewise.
21428 (warning_candidate_p): Accept more candidates.
21429 (verify_tree): A warning candidate can be an expression. Use
21432 2009-04-21 Ben Elliston <bje@au.ibm.com>
21435 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21436 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21437 options. Remove -mcall-solaris documentation.
21439 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21442 * doc/invoke.texi (-Wlong-long): Update description.
21443 * c-lex (interpret_integer): Only warn if there was no previous
21444 overflow and -Wlong-long is enabled.
21445 * c-decl.c (declspecs_add_type): Drop redundant flags.
21446 * c.opt (Wlong-long): Init to -1.
21447 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21448 and front-end warn_long_long. Wlong-long only depends on other
21449 flags if it is uninitialized.
21450 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21451 the same for CPP and FE.
21452 (restore_extension_diagnostics): Likewise.
21454 2009-04-20 Ian Lance Taylor <iant@google.com>
21456 Fix enum conversions which are invalid in C++:
21457 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21458 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21459 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21460 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21461 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21462 (dbxout_parms): Likewise.
21463 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21464 (df_clear_flags): Likewise.
21465 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21466 top_flag parameter to int.
21467 (df_chain_create_bb_process_use): Likewise.
21468 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21470 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21471 (df_ref_create_structure, df_def_record_1): Likewise.
21472 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21473 (df_notes_rescan): Change 0 to VOIDmode in function call.
21474 (df_get_call_refs, df_insn_refs_collect): Likewise.
21475 (df_bb_regs_collect): Likewise.
21476 (df_entry_block_defs_collect): Likewise.
21477 (df_exit_block_uses_collect): Likewise.
21478 * df.h: Update declarations.
21479 * double-int.c (double_int_divmod): Add cast to enum type.
21480 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21481 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21482 (based_loc_descr): Likewise.
21483 (loc_descriptor_from_tree_1): Change first_op and second_op to
21484 enum dwarf_location_atom. Add cast to enum type.
21485 * expmed.c (init_expmed): Change 0 to SET in function call.
21486 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21487 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21488 (do_store_flag): Likewise.
21489 * fixed-value.h (struct fixed_value): Change mode to enum
21491 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21492 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21494 (insert_insn_decl, insert_decl, insert_state): Likewise.
21495 (automata_list_finish): Likewise.
21496 * genrecog.c (process_define_predicate): Add cast to enum type.
21497 * gensupport.c (init_predicate_table): Add cast to enum type.
21498 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21500 (gimple_build_call_1, gimple_build_label): Likewise.
21501 (gimple_build_goto, gimple_build_asm_1): Likewise.
21502 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21503 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21504 (enum fallback): Rename from enum fallback_t.
21505 (fallback_t): Typedef as int.
21506 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21507 GSI_SAME_STMT in function call.
21508 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21510 (setup_reg_class_relations): Likewise.
21511 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21512 (setup_prohibited_class_mode_regs): Add cast to enum type.
21513 (setup_prohibited_mode_move_regs): Likewise.
21514 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21515 (record_address_regs): Change i to enum reg_class.
21516 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21517 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21518 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21519 (GET_MODE_2XWIDER_MODE): Likewise.
21520 (GET_CLASS_NARROWEST_MODE): Likewise.
21521 * omp-low.c (expand_omp_for): Add cast to enum type.
21522 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21523 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21524 * postreload.c (reload_cse_simplify_operands): Change rclass local
21526 * predict.c (combine_predictions_for_insn): Change best_predictor
21527 and predictor to enum br_predictor.
21528 (combine_predictions_for_bb): Likewise.
21529 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21530 use SET_PREDICT_EXPR_OUTCOME.
21531 * real.c (real_arithmetic): Change icode to code in function call.
21532 * reginfo.c (init_move_cost): Add casts to enum type.
21533 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21534 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21536 * reload.c (find_valid_class): Add casts to enum type.
21537 (push_reload): Change 0 to NO_REGS in function call.
21538 (find_reloads): Change this_alternative to array of enum
21539 reg_class. Remove some now-unnecessary casts.
21540 (make_memloc): Change 0 to VOIDmode in function call.
21541 * reload1.c (reload): Change 0 to VOIDmode in function call.
21542 (eliminate_regs_1, elimination_effects): Likewise.
21543 (eliminate_regs_in_insn): Likewise.
21544 (emit_input_reload_insns): Add cast to enum type.
21545 (delete_output_reload): Change 0 to VOIDmode in function call.
21546 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21547 to enum type in function call.
21548 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21549 (SET_PREDICT_EXPR_OUTCOME): Define.
21550 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21551 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21552 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21553 (dump_function): Likewise.
21554 * tree-dump.h: Update declarations.
21555 * tree-pass.h: Update declarations.
21556 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21557 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21559 (arm_rtx_costs_1): Correct parenthesization.
21560 (arm_rtx_costs): Add casts to enum type.
21561 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21562 (vfp_emit_fstmd): Use add_rg_note.
21563 (emit_multi_reg_push, emit_sfm): Likewise.
21564 (thumb_set_frame_pointer): Likewise.
21565 (arm_expand_prologue): Likewise.
21566 (arm_regno_class): Change return type to enum reg_class.
21567 (thumb1_expand_prologue): Use add_reg_note.
21568 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21569 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21571 * config/arm/gentune.sh: Add cast to enum type.
21572 * config/arm/arm-tune.md: Rebuild.
21573 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21574 (ix86_split_fp_branch, predict_jump): Likewise.
21575 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21576 insn_code to enum rtx_code.
21577 (ix86_builtin_vectorized_function): Add cast to enum type.
21578 * config/i386/i386.md (truncdfsf2): Change slot to enum
21580 (truncxf<mode>2, isinf<mode>2): Likewise.
21581 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21583 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21584 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21585 (insert_bundle_state): Change 1 to INSERT in function call.
21586 (ia64_add_bundle_selector_before): Likewise.
21587 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21588 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21589 (restore_stack_nonlocal): Likewise.
21590 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21592 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21594 (mips_rtx_costs): Likewise.
21595 (mips_override_options): Add casts to enum type.
21596 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21598 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21599 (store_reg, set_reg_plus_d): Likewise.
21600 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21601 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21603 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21605 (emit_unlikely_jump): Use add_reg_note.
21606 (rs6000_emit_allocate_stack): Likewise.
21607 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21608 (output_toc): Change 1 to INSERT in function call.
21609 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21610 (rs6000_initialize_trampoline): Likewise.
21611 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21613 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21614 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21615 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21616 (save_gprs): Use add_reg_note.
21617 (s390_emit_prologue): Likewise.
21618 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21619 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21620 (sparc_fold_builtin): Add cast to enum type.
21621 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21623 (spu_expand_prologue): Use add_reg_note.
21624 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21626 2009-04-20 Ian Lance Taylor <iant@google.com>
21628 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21629 (c_parser_postfix_expression_after_primary): Get VEC for list of
21630 arguments. Get original types of arguments. Call
21631 build_function_call_vec.
21632 (cached_expr_list_1, cached_expr_list_2): New static variables.
21633 (c_parser_expr_list): Change return type to VEC *. Add
21634 p_orig_types parameter. Change all callers.
21635 (c_parser_release_expr): New static function.
21636 (c_parser_vec_to_tree_list): New static function.
21637 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21638 call build_function_call_vec.
21639 (build_function_call_vec): New function, based on old
21640 build_function_call.
21641 (convert_arguments): Remove nargs and argarray parameters. Change
21642 values to a VEC. Add origtypes parameter.
21643 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21644 (convert_for_assignment): Add origtype parameter. Change all
21645 callers. If warn_cxx_compat, check for conversion to an enum
21646 type when calling a function.
21647 (store_init_value): Add origtype parameter. Change all callers.
21648 (digest_init): Likewise.
21649 (struct init_node): Add origtype field.
21650 (add_pending_init): Add origtype parameter. Change all callers.
21651 (output_init_element): Likewise.
21652 (output_pending_init_elements): Pass origtype from init_node to
21653 output_init_element.
21654 (process_init_element): Pass origtype from c_expr to
21655 output_init_element.
21656 (c_finish_return): Add origtype parameter. Change all callers.
21657 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21659 (sync_resolve_params): Likewise.
21660 (sync_resolve_return): Change params to first_param. Change caller.
21661 (resolve_overloaded_builtins): Change params to VEC *. Change
21662 callers. Save first parameter around call to build_function_call_vec.
21663 * c-decl.c (finish_decl): Add origtype parameter. Change all
21664 callers. Call build_function_call_vec rather than
21665 build_function_call for cleanup.
21666 * c-tree.h: Update declarations.
21667 * c-common.h: Update declarations.
21668 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21669 params to first_param.
21670 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21671 params parameter from tree to void *.
21672 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21673 Change arglist parameter to have type void *, and to be a pointer
21675 * config/rs6000/rs6000-protos.h
21676 (altivec_resolve_overloaded_builtin): Update declaration.
21677 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21678 fnargs parameter to have type void *, and to be a pointer to a
21679 VEC. Call build_function_call_vec instead of
21680 build_function_call.
21681 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21683 2009-04-20 Joey Ye <joey.ye@intel.com>
21684 Xuepeng Guo <xuepeng.guo@intel.com>
21685 H.J. Lu <hongjiu.lu@intel.com>
21687 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21689 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21690 (IX86_LEA_PRIORITY): Likewise.
21691 (distance_non_agu_define): New function.
21692 (distance_agu_use): Likewise.
21693 (ix86_lea_for_add_ok): Likewise.
21694 (ix86_dep_by_shift_count): Likewise.
21696 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21697 should split for LEA.
21699 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21701 (ix86_dep_by_shift_count): Likewise.
21703 2009-04-20 Richard Guenther <rguenther@suse.de>
21705 * expr.c (handled_component_p): Move ...
21706 * tree.h (handled_component_p): ... here.
21707 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21708 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21709 and REALPART_EXPR to be in one group.
21711 2009-04-20 Richard Guenther <rguenther@suse.de>
21713 * basic-block.h (get_all_dominated_blocks): Declare.
21714 * dominance.c (get_all_dominated_blocks): New function.
21715 * tree-cfg.c (get_all_dominated_blocks): Remove.
21716 (remove_edge_and_dominated_blocks): Adjust.
21717 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21718 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21719 instead of recursing.
21721 2009-04-20 Doug Kwan <dougkwan@google.com>
21723 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21724 (struct cgraph_node_set_def): New type.
21725 (cgraph_node_set) New type. Also declare vector functions.
21726 (struct cgraph_node_set_element_def): New type.
21727 (cgraph_node_set_element): Ditto.
21728 (cgraph_node_set_iterator): New iterator type.
21729 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21730 cgraph_node_set_remove, dump_cgraph_node_set,
21731 debug_cgraph_node_set): New prototypes.
21732 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21733 cgraph_node_set_size): New inlines.
21734 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21735 including cgraph.h.
21736 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21737 argument to function 'write_summary'.
21738 * ipa.c: Include ggc.h.
21739 (hash_cgraph_node_set_element,
21740 eq_cgraph_node_set_element, cgraph_node_set_new,
21741 cgraph_node_set_add, cgraph_node_set_remove,
21742 cgraph_node_set_find, dump_cgraph_node_set,
21743 debug_cgraph_node_set): New functions.
21744 * Makefile.in (ipa.o): Add dependency on GGC_H.
21746 2009-04-20 Ira Rosen <irar@il.ibm.com>
21748 PR tree-optimization/39675
21749 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21750 check of the return code of vect_schedule_slp. Check that
21751 stmt_vec_info still exists for the statement, before checking its
21752 vectorization type.
21754 2009-04-20 Michael Matz <matz@suse.de>
21756 * Makefile.in (generated_files): Take out $(simple_generated_c).
21758 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21760 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21761 (UINTPTR_TYPE): Likewise.
21763 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21766 * c-typeck.c (digest_init): Check for initializing an array with a
21769 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21772 * c-semantics.c (pop_stmt_list): Propagate
21773 STATEMENT_LIST_HAS_LABEL to parent statement list.
21775 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21777 * config/mips/mips.h (mips_tune_attr): New macro.
21778 * config/mips/mips.md (cpu): Use it.
21780 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21783 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21786 2009-04-19 Diego Novillo <dnovillo@google.com>
21788 * toplev.c (compile_file): Move call to coverage_finish ...
21789 * cgraphunit.c (ipa_passes): ... here.
21790 Call cgraph_process_new_functions.
21791 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21792 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21794 2009-04-19 Jan Hubicka <jh@suse.cz>
21796 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21798 (dump_cgraph_node): Dump can throw external flag.
21799 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21801 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21805 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21806 * common.opt (Wlogical-op): Move from here...
21807 * c.opt (Wlogical-op): ... to here.
21808 * c-typeck.c (parser_build_binary_op): Update call to
21809 warn_logical_operator.
21810 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21812 * c-common.c (warn_logical_op): Update.
21813 * c-common.h (warn_logical_op): Update declaration.
21815 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21817 * tree.c (protected_set_expr_location): Fix formatting.
21819 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21822 * c-typeck.c (readonly_warning): new.
21823 (build_unary_op, build_modify_expr): Use readonly_warning for
21824 storing into something readonly but not const-qualified.
21826 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21829 * c-typeck.c (build_unary_op): Check for taking address of
21830 expression of type void.
21832 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21835 * c-typeck.c (build_function_call): Check for calling a function
21836 with qualified void return types. Call require_complete_type when
21839 2009-04-18 Jan Hubicka <jh@suse.cz>
21841 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21843 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21844 can_throw_external flag.
21845 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21846 * ipa-pure-const.c (ignore_edge): New function.
21847 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21848 only over can_throw_external edges.
21849 (local_pure_const): Add nothrow flag.
21850 * ipa-utils.c (searchc): Add ignore_edge callback.
21851 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21852 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21853 (set_nothrow_function_flags): Update cgraph.
21854 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21856 2009-04-18 Richard Guenther <rguenther@suse.de>
21858 PR middle-end/39804
21859 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21860 (fold_stmt): ... this and ...
21861 (fold_stmt_inplace): ... this.
21862 (fold_stmt_1): Fold references in calls and asms.
21863 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21865 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21867 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21868 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21870 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21872 * tree.c (function_args_count): Remove.
21873 * tree.h: Remove the prototype for function_args_count.
21875 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21877 * tree-iterator.c (expr_only): Remove.
21878 * tree.h: Remove the prototype for expr_only.
21880 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21882 * reginfo.c (cannot_change_mode_set_regs): Remove.
21883 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21885 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21887 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21888 whether operands 0 and 1 overlaps.
21890 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21892 PR middle-end/36902
21893 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21894 pointer. Use warning_at instead of warning.
21895 (search_for_addr_array): Likewise.
21896 (check_array_bounds): Likewise.
21897 (check_all_array_refs): Check that the incoming edge is not in the
21898 list of edges to be removed.
21899 (check_all_array_refs): Avoid the temporal pointer.
21900 (vrp_visit_cond_stmt): Fix typo.
21901 (simplify_switch_using_ranges): Handle the case where the switch
21902 index is an integer constant.
21904 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21906 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21908 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21910 * doc/extend.texi, doc/invoke.texi: Fix typos.
21912 2009-04-17 Cary Coutant <ccoutant@google.com>
21914 * tree-flow-inline.h (get_lineno): Fix inverted test.
21916 2009-04-17 Diego Novillo <dnovillo@google.com>
21918 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21919 assertion for AVAIL_OUT.
21921 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21924 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21925 * config/sh/linux-atomic.asm: Likewise.
21927 2009-04-17 Diego Novillo <dnovillo@google.com>
21929 * except.c (debug_eh_tree): New.
21930 (struct eh_region, struct eh_status): Move ...
21931 * except.h: ... here.
21932 (add_type_for_runtime): Declare extern.
21933 (lookup_type_for_runtime): Likewise.
21934 (debug_eh_tree): Declare.
21935 * Makefile.in (GTFILES): List except.h before except.c
21937 2009-04-17 Diego Novillo <dnovillo@google.com>
21939 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21940 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21941 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21942 (find_vars_r): ... here.
21943 * tree-flow.h (find_referenced_vars_in): Declare.
21944 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21945 that AVAIL_OUT exists for BLOCK.
21946 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21947 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21948 (tree-parloops.o): Likewise.
21950 2009-04-17 Simon Baldwin <simonb@google.com>
21952 * toplev.c (default_tree_printer): Add handling for %E format.
21954 2009-04-17 Diego Novillo <dnovillo@google.com>
21956 * tree-pretty-print.c (dump_generic_node): Add break after
21957 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21958 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21959 FUNCTION_TYPE together. Call print_struct_decl when printing
21960 structures and TDF_SLIM is not given.
21961 (print_struct_decl): Fix logic for detecting recursion.
21963 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21966 * gcc.c (create_at_file): New.
21967 (compile_input_file_p): New.
21968 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21969 * main.c (main): Update call to toplev_main.
21970 * toplev.c (toplev_main): Change signature. Call expandargv.
21971 * toplev.h (toplev_main): Change signature.
21973 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21975 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21976 if the latter is not constant.
21978 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21980 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21982 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21984 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21985 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21987 2009-04-17 Richard Guenther <rguenther@suse.de>
21989 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21990 Handle component references view-converting an invariant address.
21992 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21994 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21995 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21996 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21997 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21998 Use @deftypevr rather than @deftypevar.
22000 2009-04-17 Richard Guenther <rguenther@suse.de>
22002 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
22003 (get_prop_source_stmt): Likewise.
22004 (can_propagate_from): Likewise.
22006 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
22008 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
22009 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
22010 (--with-multilib-list): Add default value.
22011 * configure: Regenerate.
22012 * Makefile.in (TM_ENDIAN_CONFIG): Define.
22013 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
22014 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
22015 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
22016 Don't add default cpu to multilib list unnecessarily, but do enable
22017 the relevant compiler option..
22018 Add support for --with-multilib-list=<blank> and
22019 --with-multilib-list=!<somelib> to supress unwanted multilibs.
22020 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
22021 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
22022 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
22023 TM_MULTILIB_CONFIG.
22024 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
22025 (MULTILIB_OSDIRNAMES): New variable.
22026 * config/sh/t-1e: Delete file.
22027 * config/sh/t-mlib-sh1: Delete file.
22028 * config/sh/t-mlib-sh2: Delete file.
22029 * config/sh/t-mlib-sh2a: Delete file.
22030 * config/sh/t-mlib-sh2a-nofpu: Delete file.
22031 * config/sh/t-mlib-sh2a-single: Delete file.
22032 * config/sh/t-mlib-sh2a-single-only: Delete file.
22033 * config/sh/t-mlib-sh2e: Delete file.
22034 * config/sh/t-mlib-sh3e: Delete file.
22035 * config/sh/t-mlib-sh4: Delete file.
22036 * config/sh/t-mlib-sh4-nofpu: Delete file.
22037 * config/sh/t-mlib-sh4-single: Delete file.
22038 * config/sh/t-mlib-sh4-single-only: Delete file.
22039 * config/sh/t-mlib-sh4a: Delete file.
22040 * config/sh/t-mlib-sh4a-nofpu: Delete file.
22041 * config/sh/t-mlib-sh4a-single: Delete file.
22042 * config/sh/t-mlib-sh4a-single-only: Delete file.
22043 * config/sh/t-mlib-sh4al: Delete file.
22044 * config/sh/t-mlib-sh5-32media: Delete file.
22045 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
22046 * config/sh/t-mlib-sh5-64media: Delete file.
22047 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
22048 * config/sh/t-mlib-sh5-compact: Delete file.
22049 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
22050 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
22051 * doc/install.texi (Options specification): Add
22052 --with-multilib-list and --with-endian.
22054 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
22056 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
22058 (OBJS-common): Add plugin-version.o.
22059 (plugin-version.o): New.
22060 * gcc-plugin.h (plugin_gcc_version): New.
22061 (plugin_default_version_check): New.
22062 (plugin_init_func, plugin_init): Add version argument.
22063 * plugin-version.c: New.
22064 * plugin.c (str_plugin_gcc_version_name): New.
22065 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
22066 pass it to the init function.
22067 (plugin_default_version_check): New.
22069 2009-04-17 Richard Guenther <rguenther@suse.de>
22071 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
22072 for decl-vs-decl disambiguation.
22074 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
22076 * config/s390/s390.h (s390_tune_attr): New macro definition.
22077 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
22079 2009-04-17 Richard Guenther <rguenther@suse.de>
22081 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
22082 (fold_stmt_r): Likewise.
22083 (maybe_fold_reference): New function.
22084 (fold_gimple_assign): Handle cases fold_stmt_r did.
22085 (fold_stmt): Do not use fold_stmt_r.
22086 (fold_stmt_inplace): Likewise.
22088 2009-04-17 Richard Guenther <rguenther@suse.de>
22090 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
22091 (record_equivalences_from_stmt): Remove useless checks and
22093 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
22094 the type is already suitable.
22096 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
22098 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
22100 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
22102 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
22103 (CMPtype): Define as __gcc_CMPtype.
22105 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
22107 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
22108 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
22110 2009-04-17 Richard Guenther <rguenther@suse.de>
22112 PR tree-optimization/39746
22113 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
22114 special-casing for builtins and static variable use/def.
22115 (call_may_clobber_ref_p_1): Likewise.
22117 2009-04-16 Ian Lance Taylor <iant@google.com>
22119 * df.h: Include "timevar.h".
22120 (struct df_problem): Change tv_id field to timevar_id_t.
22121 * tree-pass.h: Include "timevar.h".
22122 (struct opt_pass): Change tv_id field to timevar_id_t.
22123 * timevar.h (timevar_id_t): Define TV_NONE.
22124 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
22125 TV_NONE rather than tv_id != 0.
22126 (execute_one_pass): Likewise.
22127 * Makefile.in (DF_H): Add $(TIMEVAR_H).
22128 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
22129 dependencies to $(TREE_PASS_H).
22130 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
22132 (pass_branch_target_load_optimize2): Likewise.
22133 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
22134 (pass_outof_cfg_layout_mode): Likewise.
22135 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
22136 (pass_rebuild_cgraph_edges): Likewise.
22137 (pass_remove_cgraph_callee_edges): Likewise.
22138 * df-core.c (pass_df_initialize_opt): Likewise.
22139 (pass_df_initialize_no_opt): Likewise.
22140 (pass_df_finish): Likewise.
22141 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
22142 * except.c (pass_set_nothrow_function_flags): Likewise.
22143 (pass_convert_to_eh_region_ranges): Likewise.
22144 * final.c (pass_compute_alignments): Likewise.
22145 * function.c (pass_instantiate_virtual_regs): Likewise.
22146 (pass_init_function): Likewise.
22147 (pass_leaf_regs): Likewise.
22148 (pass_match_asm_constraints): Likewise.
22149 * gimple-low.c (pass_lower_cf): Likewise.
22150 (pass_mark_used_blocks): Likewise.
22151 * init-regs.c (pass_initialize_regs): Likewise.
22152 * integrate.c (pass_initial_value_sets): Likewise.
22153 * ira.c (pass_ira): Likewise.
22154 * jump.c (pass_cleanup_barriers): Likewise.
22155 * omp-low.c (pass_expand_omp): Likewise.
22156 (pass_lower_omp): Likewise.
22157 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
22158 * recog.c (pass_split_all_insns): Likewise.
22159 (pass_split_after_reload): Likewise.
22160 (pass_split_before_regstack): Likewise.
22161 (pass_split_before_sched2): Likewise.
22162 (pass_split_for_shorten_branches): Likewise.
22163 * reginfo.c (pass_reginfo_init): Likewise.
22164 (pass_subregs_of_mode_init): Likewise.
22165 (pass_subregs_of_mode_finish): Likewise.
22166 * passes.c (pass_postreload): Likewise.
22167 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
22168 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
22169 (pass_warn_function_return): Likewise.
22170 (pass_warn_function_noreturn): Likewise.
22171 * tree-complex.c (pass_lower_complex): Likewise.
22172 (pass_lower_complex_O0): Likewise.
22173 * tree-if-conv.c (pass_if_conversion): Likewise.
22174 * tree-into-ssa.c (pass_build_ssa): Likewise.
22175 * tree-mudflap.c (pass_mudflap_1): Likewise.
22176 (pass_mudflap_2): Likewise.
22177 * tree-nomudflap.c (pass_mudflap_1): Likewise.
22178 (pass_mudflap_2): Likewise.
22179 * tree-nrv.c (pass_return_slot): Likewise.
22180 * tree-object-size.c (pass_object_sizes): Likewise.
22181 * tree-optimize.c (pass_all_optimizations): Likewise.
22182 (pass_early_local_passes): Likewise.
22183 (pass_all_early_optimizations): Likewise.
22184 (pass_cleanup_cfg): Likewise.
22185 (pass_cleanup_cfg_post_optimizing): Likewise.
22186 (pass_free_datastructures): Likewise.
22187 (pass_free_cfg_annotations): Likewise.
22188 (pass_fixup_cfg): Likewise.
22189 (pass_init_datastructures): Likewise.
22190 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
22191 (pass_late_warn_uninitialized): Likewise.
22192 (pass_update_address_taken): Likewise.
22193 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
22194 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
22195 (pass_cse_sincos): Likewise.
22196 (pass_convert_to_rsqrt): Likewise.
22197 * tree-ssa-structalias.c (pass_build_alias): Likewise.
22198 * tree-stdarg.c (pass_stdarg): Likewise.
22199 * tree-tailcall.c (pass_tail_recursion): Likewise.
22200 (pass_tail_calls): Likewise.
22201 * tree-vect-generic.c (pass_lower_vector): Likewise.
22202 (pass_lower_vector_ssa): Likewise.
22203 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
22205 2009-04-16 Joseph Myers <joseph@codesourcery.com>
22207 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
22209 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
22211 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
22212 logical and signext.
22214 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
22217 * config/sh/predicates.md (arith_operand): Check if the operand
22218 of TRUNCATE is a REG.
22220 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22222 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
22223 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
22225 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22227 * tree-iterator.c (tsi_split_statement_list_after,
22228 tsi_split_statement_list_before): Remove.
22229 * tree-iterator.h: Remove the prototypes for
22230 tsi_split_statement_list_after and tsi_split_statement_list_before.
22232 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22234 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
22235 * tree-ssa-propagate.h: Remove the prototype for
22236 stmt_makes_single_load.
22238 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22240 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
22241 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
22243 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22245 * tree-iterator.c (EXPR_LAST_BODY): Remove.
22247 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22249 * except.c (eh_region_outer_p): Remove.
22250 * except.h: Remove the prototype for eh_region_outer_p.
22252 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22254 * function.c (current_function_assembler_name): Remove.
22255 * function.h: Remove the prototype for
22256 current_function_assembler_name.
22258 2009-04-16 Ian Lance Taylor <iant@google.com>
22260 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
22261 (add_reg_note): Call alloc_reg_note.
22262 * rtl.h (alloc_reg_note): Declare.
22263 * combine.c (try_combine): Use alloc_reg_note.
22264 (recog_for_combine, move_deaths): Likewise.
22265 (distribute_notes): Use alloc_reg_note and add_reg_note.
22266 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
22267 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
22268 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
22270 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
22272 PR rtl-optimization/39762
22273 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
22274 ira_may_move_out_cost): Add comments about way of their usage.
22275 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
22277 * ira-conflicts.c (process_regs_for_copy): Use function
22278 ira_get_register_move_cost instead of global
22279 ira_register_move_cost.
22281 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
22282 color_pass, move_spill_restore, update_curr_costs): Ditto.
22284 * ira-lives.c (process_single_reg_class_operands): Ditto.
22286 * ira-emit.c (emit_move_list): Ditto.
22288 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
22289 (record_reg_classes): Ditto. Use functions
22290 ira_get_register_move_cost and ira_get_may_move_cost instead of
22291 global vars ira_register_move_cost, ira_may_move_out_cost and
22292 ira_may_move_in_cost.
22293 (record_address_regs): Don't call ira_init_register_move_cost.
22294 Use function ira_get_may_move_cost instead of global
22295 ira_may_move_in_cost.
22296 (process_bb_node_for_hard_reg_moves): Use function
22297 ira_get_register_move_cost instead of global ira_register_move_cost.
22298 (ira_costs): Don't call ira_init_register_move_cost.
22300 2009-04-16 Richard Guenther <rguenther@suse.de>
22302 * tree-cfg.c (verify_gimple_assign_binary):
22303 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
22304 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
22305 (create_general_new_stmt): Note that this function is broken.
22307 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22309 * common.opt (fhelp): Add Var(help_flag).
22310 * gcc-plugin.h (plugin_info): Add help.
22311 * plugin.c (plugin_name_args): Add help.
22312 (register_plugin_info): Set plugin->help.
22313 (print_help_one_plugin): New.
22314 (print_plugins_help): New.
22315 * plugin.h (print_plugins_help): New.
22316 * toplev.c (toplev_main): Call print_plugins_help if needed.
22318 2009-04-16 Richard Guenther <rguenther@suse.de>
22320 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
22321 (gimple_ior_addresses_taken_1): New function.
22322 (gimple_ior_addresses_taken): Likewise.
22323 * gimple.h (struct gimple_statement_with_ops_base): Remove
22324 addresses_taken member.
22325 (gimple_ior_addresses_taken): Declare.
22326 (gimple_addresses_taken, gimple_addresses_taken_ptr,
22327 gimple_set_addresses_taken): Remove.
22328 * ipa-reference.c (mark_address): New function.
22329 (scan_stmt_for_static_refs): Use it for marking addresses taken.
22330 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
22331 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
22332 (gimple_add_to_addresses_taken): Remove.
22333 (get_tmr_operands): Call mark_address_taken.
22334 (get_asm_expr_operands): Likewise.
22335 (get_expr_operands): Likewise.
22336 (build_ssa_operands): Do not clear the addresses_taken bitmap.
22337 (free_stmt_operands): Do not free it.
22338 * tree-ssa.c (delete_tree_ssa): Likewise.
22339 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
22341 2009-04-16 Richard Guenther <rguenther@suse.de>
22343 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
22344 (walk_stmt_load_store_ops): Likewise.
22345 * gimple.c (get_base_loadstore): New function.
22346 (walk_stmt_load_store_addr_ops): Likewise.
22347 (walk_stmt_load_store_ops): Likewise.
22348 * ipa-pure-const.c (check_op): Simplify.
22349 (check_load, check_store): New functions.
22350 (check_stmt): Use walk_stmt_load_store_ops.
22351 * ipa-reference.c (mark_load): Adjust signature.
22352 (mark_store): Likewise.
22353 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
22355 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22357 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22358 (plugin_info): New.
22359 * opts.c (common_handle_option): Don't call print_version.
22360 * plugin.c (plugin_name_args): Add version.
22361 (register_plugin_info): New.
22362 (register_callback): Handle PLUGIN_INFO.
22363 (try_init_one_plugin): New.
22364 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22366 (finalize_one_plugin): New.
22367 (finalize_plugins): New.
22368 (print_one_plugin): New.
22369 (print_plugins_versions): New.
22370 * plugin.h (print_plugins_versions): New.
22371 (finalize_plugins): New.
22372 * toplev.c (compile_file): Don't call initialize_plugins.
22373 (print_version): Call print_plugins_versions.
22374 (toplev_main): Call initialize_plugins. Print version if needed.
22375 Call finalize_plugins.
22377 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22379 * common.opt (fversion): New.
22380 * gcc.c (print_version): New.
22381 (process_command): Don't print the version. Just set print_version.
22382 (main): Print version. Call subprocesses if print_version and
22383 verbose_flag are set.
22384 * opts.c (common_handle_option): Handle OPT_fversion.
22386 2009-04-16 Richard Guenther <rguenther@suse.de>
22387 Ira Rosen <irar@il.ibm.com>
22389 PR tree-optimization/39698
22390 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22391 type of the reduction variable. Only generate the def if
22394 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22395 make sure to first convert to an integer of the same precision.
22396 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22397 the type of the evolution correctly in computing the new
22398 induction variable base.
22400 2009-04-16 Richard Guenther <rguenther@suse.de>
22402 PR middle-end/39625
22403 * tree-cfg.c (make_blocks): Split statements with to-be
22404 abnormal SSA names on the lhs.
22406 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22408 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22409 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22410 * c-typeck.c (really_start_incremental_init): Likewise.
22411 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22412 (TARGET_INITIALIZER): Remove it.
22413 * target.h (struct target): Remove vector_opaque_p.
22414 * tree.c (build_opaque_vector_type): New.
22415 * tree.h (TYPE_VECTOR_OPAQUE): New.
22416 (build_opaque_vector_type): Declare.
22417 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22418 * config/rs6000/rs6000.c (build_opaque_vector_type,
22419 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22420 (rs6000_init_builtins): Use build_opaque_vector_type for
22421 opaque_V4SI_type_node.
22423 2009-04-15 Catherine Moore <clm@codesourcery.com>
22425 * debug.h (set_name): Declare.
22426 * dwarf2out.c (dwarf2out_set_name): Declare.
22427 (dwarf2_debug_hooks): Add set_name.
22428 (find_AT_string): New.
22429 (add_AT_string): Call find_AT_string.
22430 (dwarf2out_set_name): New.
22431 * cp/decl.c (grokdeclarator): Call set_name.
22432 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22433 * debug.c (do_nothing_debug_hooks): Likewise.
22434 * dbxout.c (dbx_debug_hooks): Likewise.
22435 * sdbout.c (sdb_debug_hooks): Likewise.
22437 2009-04-15 Michael Eager <eager@eagercon.com>
22439 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22440 reg for single-precision FPU.
22441 * config/rs6000/rs6000.md (movsi_internal1): Only for
22442 !TARGET_SINGLE_FPU.
22443 (movsi_internal1_single): New. Add pattern to move SI values to/from
22444 single-precision FP regs.
22446 2009-04-15 Richard Guenther <rguenther@suse.de>
22448 * omp-low.c (lower_rec_input_clauses): Build correct address
22450 (expand_omp_for_generic): Fix multiplication type.
22451 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22452 (generate_memset_zero): Fix types.
22453 * tree-profile.c (prepare_instrumented_value): Correctly
22456 2009-04-15 Ian Lance Taylor <iant@google.com>
22458 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22459 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22460 for -Wall and for -Wc++-compat.
22461 (c_common_post_options): For C++, set warn_enum_compare if not
22463 * c-tree.h (struct c_expr): Add field original_type.
22464 (build_external_ref): Update declaration.
22465 * c-parser.c (c_parser_braced_init): Set original_type.
22466 (c_parser_initelt): Likewise.
22467 (c_parser_expr_no_commas): Likewise.
22468 (c_parser_conditional_expression): Likewise.
22469 (c_parser_cast_expression): Likewise.
22470 (c_parser_unary_expression): Likewise. Pull setting of
22471 original_code to top of function.
22472 (c_parser_sizeof_expression): Set original_type.
22473 (c_parser_alignof_expression): Likewise.
22474 (c_parser_postfix_expression): Likewise. Pull setting of
22475 original_code to top of function.
22476 (c_parser_postfix_expression_after_paren_type): Set original_type.
22477 (c_parser_postfix_expression_after_primary): Likewise.
22478 (c_parser_expression): Likewise.
22479 * c-typeck.c (build_external_ref): Add type parameter. Change all
22481 (c_expr_sizeof_expr): Set original_type field.
22482 (parser_build_unary_op): Likewise.
22483 (parser_build_binary_op): Likewise. Optionally warn about
22484 comparisons of enums of different types.
22485 (digest_init): Set original_type field.
22486 (really_start_incremental_init): Likewise.
22487 (push_init_level, pop_init_level): Likewise.
22488 * doc/invoke.texi (Warning Options): -Wenum-compare now
22491 2009-04-15 Richard Guenther <rguenther@suse.de>
22493 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22494 out a necessary conversion.
22495 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22496 names we didn't value number.
22497 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22499 2009-04-15 Richard Guenther <rguenther@suse.de>
22501 PR tree-optimization/39764
22502 * tree-ssa-ccp.c (get_value): Canonicalize value with
22503 canonicalize_float_value.
22505 2009-04-15 Jan Hubicka <jh@suse.cz>
22507 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22508 Wrong version of patch.
22510 2009-04-15 Jan Hubicka <jh@suse.cz>
22512 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22514 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22516 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22517 our distinct integral and vector types.
22519 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22521 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22522 * init.c (build_vtbl_address): Remove call to assemble_external.
22524 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22526 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22527 output for other floating point modes.
22529 2009-04-14 Diego Novillo <dnovillo@google.com>
22531 * diagnostic.c (diagnostic_report_diagnostic): Do not
22532 warn about loaded plugins for DK_ERROR and DK_WARNING.
22533 * c-decl.c (declspecs_add_type): Move call to
22534 invoke_plugin_callbacks ...
22535 * c-parser.c (c_parser_declspecs): ... here.
22536 * plugin.c (dump_active_plugins): Tidy output.
22538 2009-04-14 Diego Novillo <dnovillo@google.com>
22539 Le-Chun Wu <lcwu@google.com>
22541 * configure.ac: Add --enable-plugin support.
22542 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22543 * Makefile.in (PLUGIN_H): Define.
22544 Export ENABLE_PLUGIN and GMPINC to site.exp.
22545 Add PLUGINLIBS to link command.
22546 Add/modify dependencies for plugin.o and files including plugin.h.
22548 * config.in: Regenerate.
22550 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22553 2009-04-14 Le-Chun Wu <lcwu@google.com>
22555 * tree-pass.h (register_one_dump_file): Add a prototype for
22556 register_one_dump_file.
22557 * toplev.c (compile_file): Call initialize_plugins.
22558 (do_compile): Call invoke_plugin_callbacks.
22559 (toplev_main): Call invoke_plugin_callbacks.
22560 * common.opt: Add -fplugin= and -fplugin-arg-.
22561 * gcc-plugin.h: New public header file for plugins to include.
22562 * plugin.c: New source file.
22563 * plugin.h: New internal header file.
22564 * passes.c (register_one_dump_file): Make it external.
22566 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22568 2009-04-14 Diego Novillo <dnovillo@google.com>
22570 * doc/plugins.texi: New.
22571 * doc/gccint.texi: Add reference to Plugins chapter.
22572 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22573 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22574 loaded plugins, if any.
22575 * timevar.def (TV_PLUGIN_INIT): Define.
22576 (TV_PLUGIN_RUN): Define.
22577 * plugin.c: Include timevar.h
22578 (plugins_active_p): New.
22579 (dump_active_plugins): New.
22580 (debug_active_plugins): New.
22582 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22584 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22586 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22588 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22590 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22591 the same as a minus without a shift.
22593 2009-04-14 Nick Clifton <nickc@redhat.com>
22595 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22596 comparisons with small integers will always produce a short
22599 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22602 2008-12-19 Diego Novillo <dnovillo@google.com>
22604 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22606 2009-04-14 Richard Guenther <rguenther@suse.de>
22608 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22610 (verify_gimple_assign_binary): Likewise. Handle shifts and
22612 (verify_gimple_phi): Print the mismatched argument position.
22613 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22615 (vect_update_init_of_dr): Likewise.
22616 * matrix-reorg.c (transform_access_sites): Do what the
22618 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22620 2009-04-13 Michael Eager <eager@eagercon.com>
22622 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22623 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22624 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22625 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22626 remove duplicate config
22628 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22630 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22631 file_name:line_number type locator of the call site.
22633 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22635 * genautomata.c: Put blank after comma.
22636 (automaton_decls): New.
22637 (struct unit_usage): Add comments to member next.
22638 (store_alt_unit_usage): Keep the list ordered.
22639 (unit_present_on_list_p, equal_alternatives_p): New.
22640 (check_regexp_units_distribution): Check units distribution
22641 correctness correctly.
22642 (main): Don't write automata if error is found. Return correct
22645 * config/m68k/cf.md (cfv4_ds): Remove.
22646 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22647 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22649 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22650 power4-load-ext, power4-store, power4-store-update,
22651 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22652 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22653 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22654 power4-sqrt, power4-isync): Modify reservation to make correct
22655 unit distribution to automata.
22657 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22658 power5-store-update, power5-two, power5-three, power5-lmul,
22659 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22661 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22663 * except.c (pass_set_nothrow_function_flags): Set name and add
22665 (set_nothrow_function_flags): Mention in the dump file when
22666 changing a function to nothrow.
22668 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22671 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22672 instead of unsigned long.
22674 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22676 * config/arm/arm.c (return_used_this_function): Remove.
22677 (arm_output_function_prologue): Remove use of
22678 return_used_this_function.
22679 (output_return_instruction): Replace use of
22680 return_used_this_function
22681 by cfun->machine->return_used_this_function.
22682 (arm_output_epilogue): Likewise.
22683 (arm_output_function_epilogue): Likewise.
22684 (thumb_unexpanded_epilogue): Likewise.
22685 * config/arm/arm.h (struct machine_function):
22686 New member return_used_this_function.
22688 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22690 * doc/install.texi: Correct description of default directory for
22691 --with-gxx-include-dir.
22693 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22695 * fold-const.c (build_range_check): Properly deal with enumeral and
22696 boolean base types.
22698 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22700 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22701 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22702 * params.h (MAX_GCSE_PASSES): Remove.
22703 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22704 in sequence. Remove ability to run multiple passes.
22705 (bypass_jumps): Report run as third CPROP pass.
22707 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22709 PR middle-end/39651
22710 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22711 when deciding whether the whole SEQUENCE can throw.
22713 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22716 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22717 offseted label references.
22719 2009-04-11 Jan Hubicka <jh@suse.cz>
22721 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22723 2009-04-11 Richard Guenther <rguenther@suse.de>
22725 PR middle-end/39732
22726 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22727 return variables as TREE_ADDRESSABLE.
22729 2009-04-11 Richard Guenther <rguenther@suse.de>
22731 PR tree-optimization/39713
22732 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22733 reference trees have SSA_NAME operands.
22735 2009-04-11 Richard Guenther <rguenther@suse.de>
22738 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22739 address expressions.
22741 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22743 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22744 match changes in Cygwin 1.7
22745 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22746 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22748 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22750 PR tree-optimization/39701
22751 * doc/invoke.texi (Optimization Options): Document change in
22752 meaning and initialization of -fdelete-null-pointer-checks.
22754 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22756 PR middle-end/39701
22757 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22759 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22762 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22764 2009-04-10 Chao-ying Fu <fu@mips.com>
22766 * doc/tm.texi (Instruction Output): Document
22767 TARGET_ASM_FINAL_POSTSCAN_INSN.
22768 * target.h (final_postscan_insn): New field in asm_out.
22769 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22770 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22771 * final.c (final_scan_insn): Call
22772 targetm.asm_out.final_postscan_insn after outputting
22773 an asm macro and a normal instruction.
22775 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22776 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22777 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22778 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22779 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22781 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22783 PR middle-end/39701
22784 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22785 variables as non-NULL even with -fdelete-null-pointer-checks.
22787 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22789 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22791 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22794 * config/i386/i386.c (classify_argument): Handle SCmode with
22795 (bit_offset % 64) != 0.
22797 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22799 * doc/invoke.texi (Optimize Options): Add cross-reference to
22800 -Q --help=optimizers examples.
22802 2009-04-10 Ben Elliston <bje@au.ibm.com>
22805 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22806 regalign for the reg == fpr and TDmode case.
22808 2009-04-09 David Ayers <ayers@fsfe.org>
22811 * objc/objc-act.c (warn_with_method): Remove helper function.
22812 (check_duplicates): Call warning and inform directly.
22813 (really_start_method): Likewise.
22815 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22817 * expmed.c (expand_divmod): Always use a comparison for a division
22818 by a large unsigned integer.
22820 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22821 for things others than variables or functions as nonzero.
22823 2009-04-09 Nick Clifton <nickc@redhat.com>
22825 * unwind-compat.c: Change copyright header to refer to version
22826 3 of the GNU General Public License with version 3.1 of the
22827 GCC Runtime Library Exception and to point readers at the
22828 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22829 * config/alpha/crtfastmath.c: Likewise.
22830 * config/alpha/linux-unwind.h: Likewise.
22831 * config/alpha/qrnnd.asm: Likewise.
22832 * config/alpha/vms-crt0-64.c: Likewise.
22833 * config/alpha/vms-crt0.c: Likewise.
22834 * config/alpha/vms-dwarf2.asm: Likewise.
22835 * config/alpha/vms-dwarf2eh.asm: Likewise.
22836 * config/alpha/vms-psxcrt0-64.c: Likewise.
22837 * config/alpha/vms-psxcrt0.c: Likewise.
22838 * config/alpha/vms_tramp.asm: Likewise.
22839 * config/arc/initfini.c: Likewise.
22840 * config/arc/lib1funcs.asm: Likewise.
22841 * config/arm/bpabi-v6m.S: Likewise.
22842 * config/arm/bpabi.S: Likewise.
22843 * config/arm/bpabi.c: Likewise.
22844 * config/arm/crti.asm: Likewise.
22845 * config/arm/crtn.asm: Likewise.
22846 * config/arm/ieee754-df.S: Likewise.
22847 * config/arm/ieee754-sf.S: Likewise.
22848 * config/arm/lib1funcs.asm: Likewise.
22849 * config/arm/libunwind.S: Likewise.
22850 * config/arm/linux-atomic.c: Likewise.
22851 * config/arm/mmintrin.h: Likewise.
22852 * config/arm/pr-support.c: Likewise.
22853 * config/arm/unaligned-funcs.c: Likewise.
22854 * config/arm/unwind-arm.c: Likewise.
22855 * config/arm/unwind-arm.h: Likewise.
22856 * config/avr/libgcc.S: Likewise.
22857 * config/bfin/crti.s: Likewise.
22858 * config/bfin/crtlibid.s: Likewise.
22859 * config/bfin/crtn.s: Likewise.
22860 * config/bfin/lib1funcs.asm: Likewise.
22861 * config/bfin/linux-unwind.h: Likewise.
22862 * config/cris/arit.c: Likewise.
22863 * config/cris/cris_abi_symbol.c: Likewise.
22864 * config/darwin-64.c: Likewise.
22865 * config/darwin-crt2.c: Likewise.
22866 * config/darwin-crt3.c: Likewise.
22867 * config/darwin.h: Likewise.
22868 * config/dbxelf.h: Likewise.
22869 * config/dfp-bit.c: Likewise.
22870 * config/dfp-bit.h: Likewise.
22871 * config/elfos.h: Likewise.
22872 * config/fixed-bit.c: Likewise.
22873 * config/fixed-bit.h: Likewise.
22874 * config/fp-bit.c: Likewise.
22875 * config/fp-bit.h: Likewise.
22876 * config/fr30/crti.asm: Likewise.
22877 * config/fr30/crtn.asm: Likewise.
22878 * config/fr30/lib1funcs.asm: Likewise.
22879 * config/freebsd-spec.h: Likewise.
22880 * config/frv/cmovd.c: Likewise.
22881 * config/frv/cmovh.c: Likewise.
22882 * config/frv/cmovw.c: Likewise.
22883 * config/frv/frvbegin.c: Likewise.
22884 * config/frv/frvend.c: Likewise.
22885 * config/frv/lib1funcs.asm: Likewise.
22886 * config/glibc-stdint.h: Likewise.
22887 * config/h8300/clzhi2.c: Likewise.
22888 * config/h8300/crti.asm: Likewise.
22889 * config/h8300/crtn.asm: Likewise.
22890 * config/h8300/ctzhi2.c: Likewise.
22891 * config/h8300/fixunssfsi.c: Likewise.
22892 * config/h8300/lib1funcs.asm: Likewise.
22893 * config/h8300/parityhi2.c: Likewise.
22894 * config/h8300/popcounthi2.c: Likewise.
22895 * config/i386/ammintrin.h: Likewise.
22896 * config/i386/att.h: Likewise.
22897 * config/i386/avxintrin.h: Likewise.
22898 * config/i386/biarch64.h: Likewise.
22899 * config/i386/bmmintrin.h: Likewise.
22900 * config/i386/cpuid.h: Likewise.
22901 * config/i386/cross-stdarg.h: Likewise.
22902 * config/i386/crtfastmath.c: Likewise.
22903 * config/i386/crtprec.c: Likewise.
22904 * config/i386/cygming-crtbegin.c: Likewise.
22905 * config/i386/cygming-crtend.c: Likewise.
22906 * config/i386/cygwin.asm: Likewise.
22907 * config/i386/emmintrin.h: Likewise.
22908 * config/i386/gmm_malloc.h: Likewise.
22909 * config/i386/gthr-win32.c: Likewise.
22910 * config/i386/i386.h: Likewise.
22911 * config/i386/immintrin.h: Likewise.
22912 * config/i386/linux-unwind.h: Likewise.
22913 * config/i386/linux64.h: Likewise.
22914 * config/i386/mm3dnow.h: Likewise.
22915 * config/i386/mmintrin-common.h: Likewise.
22916 * config/i386/mmintrin.h: Likewise.
22917 * config/i386/nmmintrin.h: Likewise.
22918 * config/i386/pmm_malloc.h: Likewise.
22919 * config/i386/pmmintrin.h: Likewise.
22920 * config/i386/smmintrin.h: Likewise.
22921 * config/i386/sol2-c1.asm: Likewise.
22922 * config/i386/sol2-ci.asm: Likewise.
22923 * config/i386/sol2-cn.asm: Likewise.
22924 * config/i386/sol2-gc1.asm: Likewise.
22925 * config/i386/tmmintrin.h: Likewise.
22926 * config/i386/unix.h: Likewise.
22927 * config/i386/w32-unwind.h: Likewise.
22928 * config/i386/wmmintrin.h: Likewise.
22929 * config/i386/x86-64.h: Likewise.
22930 * config/i386/x86intrin.h: Likewise.
22931 * config/i386/xmmintrin.h: Likewise.
22932 * config/ia64/crtbegin.asm: Likewise.
22933 * config/ia64/crtend.asm: Likewise.
22934 * config/ia64/crtfastmath.c: Likewise.
22935 * config/ia64/crti.asm: Likewise.
22936 * config/ia64/crtn.asm: Likewise.
22937 * config/ia64/fde-glibc.c: Likewise.
22938 * config/ia64/lib1funcs.asm: Likewise.
22939 * config/ia64/linux-unwind.h: Likewise.
22940 * config/ia64/quadlib.c: Likewise.
22941 * config/ia64/unwind-ia64.c: Likewise.
22942 * config/linux.h: Likewise.
22943 * config/m32c/m32c-lib1.S: Likewise.
22944 * config/m32c/m32c-lib2-trapv.c: Likewise.
22945 * config/m32c/m32c-lib2.c: Likewise.
22946 * config/m32r/initfini.c: Likewise.
22947 * config/m68hc11/larith.asm: Likewise.
22948 * config/m68hc11/m68hc11-crt0.S: Likewise.
22949 * config/m68k/cf.md: Likewise.
22950 * config/m68k/crti.s: Likewise.
22951 * config/m68k/crtn.s: Likewise.
22952 * config/m68k/lb1sf68.asm: Likewise.
22953 * config/m68k/linux-unwind.h: Likewise.
22954 * config/mcore/crti.asm: Likewise.
22955 * config/mcore/crtn.asm: Likewise.
22956 * config/mcore/lib1.asm: Likewise.
22957 * config/mips/linux-unwind.h: Likewise.
22958 * config/mips/loongson.h: Likewise.
22959 * config/mips/mips16.S: Likewise.
22960 * config/mmix/crti.asm: Likewise.
22961 * config/mmix/crtn.asm: Likewise.
22962 * config/pa/fptr.c: Likewise.
22963 * config/pa/hpux-unwind.h: Likewise.
22964 * config/pa/lib2funcs.asm: Likewise.
22965 * config/pa/linux-atomic.c: Likewise.
22966 * config/pa/linux-unwind.h: Likewise.
22967 * config/pa/milli64.S: Likewise.
22968 * config/pa/quadlib.c: Likewise.
22969 * config/pa/stublib.c: Likewise.
22970 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22971 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22972 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22973 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22974 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22975 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22976 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22977 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22978 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22979 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22980 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22981 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22982 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22983 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22984 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22985 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22986 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22987 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22988 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22989 * config/rs6000/750cl.h: Likewise.
22990 * config/rs6000/altivec.h: Likewise.
22991 * config/rs6000/biarch64.h: Likewise.
22992 * config/rs6000/crtresfpr.asm: Likewise.
22993 * config/rs6000/crtresgpr.asm: Likewise.
22994 * config/rs6000/crtresxfpr.asm: Likewise.
22995 * config/rs6000/crtresxgpr.asm: Likewise.
22996 * config/rs6000/crtsavfpr.asm: Likewise.
22997 * config/rs6000/crtsavgpr.asm: Likewise.
22998 * config/rs6000/darwin-asm.h: Likewise.
22999 * config/rs6000/darwin-fallback.c: Likewise.
23000 * config/rs6000/darwin-fpsave.asm: Likewise.
23001 * config/rs6000/darwin-ldouble.c: Likewise.
23002 * config/rs6000/darwin-tramp.asm: Likewise.
23003 * config/rs6000/darwin-unwind.h: Likewise.
23004 * config/rs6000/darwin-vecsave.asm: Likewise.
23005 * config/rs6000/darwin-world.asm: Likewise.
23006 * config/rs6000/e500crtres32gpr.asm: Likewise.
23007 * config/rs6000/e500crtres64gpr.asm: Likewise.
23008 * config/rs6000/e500crtres64gprctr.asm: Likewise.
23009 * config/rs6000/e500crtrest32gpr.asm: Likewise.
23010 * config/rs6000/e500crtrest64gpr.asm: Likewise.
23011 * config/rs6000/e500crtresx32gpr.asm: Likewise.
23012 * config/rs6000/e500crtresx64gpr.asm: Likewise.
23013 * config/rs6000/e500crtsav32gpr.asm: Likewise.
23014 * config/rs6000/e500crtsav64gpr.asm: Likewise.
23015 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
23016 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
23017 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
23018 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
23019 * config/rs6000/eabi-ci.asm: Likewise.
23020 * config/rs6000/eabi-cn.asm: Likewise.
23021 * config/rs6000/eabi.asm: Likewise.
23022 * config/rs6000/linux-unwind.h: Likewise.
23023 * config/rs6000/linux64.h: Likewise.
23024 * config/rs6000/paired.h: Likewise.
23025 * config/rs6000/paired.md: Likewise.
23026 * config/rs6000/ppc64-fp.c: Likewise.
23027 * config/rs6000/ppu_intrinsics.h: Likewise.
23028 * config/rs6000/rs6000.h: Likewise.
23029 * config/rs6000/si2vmx.h: Likewise.
23030 * config/rs6000/sol-ci.asm: Likewise.
23031 * config/rs6000/sol-cn.asm: Likewise.
23032 * config/rs6000/spe.h: Likewise.
23033 * config/rs6000/spu2vmx.h: Likewise.
23034 * config/rs6000/sysv4.h: Likewise.
23035 * config/rs6000/tramp.asm: Likewise.
23036 * config/rs6000/vec_types.h: Likewise.
23037 * config/s390/linux-unwind.h: Likewise.
23038 * config/s390/tpf-unwind.h: Likewise.
23039 * config/score/crti.asm: Likewise.
23040 * config/score/crtn.asm: Likewise.
23041 * config/sh/crt1.asm: Likewise.
23042 * config/sh/crti.asm: Likewise.
23043 * config/sh/crtn.asm: Likewise.
23044 * config/sh/divtab-sh4-300.c: Likewise.
23045 * config/sh/divtab-sh4.c: Likewise.
23046 * config/sh/divtab.c: Likewise.
23047 * config/sh/lib1funcs-4-300.asm: Likewise.
23048 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
23049 * config/sh/lib1funcs.asm: Likewise.
23050 * config/sh/lib1funcs.h: Likewise.
23051 * config/sh/linux-atomic.asm: Likewise.
23052 * config/sh/linux-unwind.h: Likewise.
23053 * config/sh/shmedia.h: Likewise.
23054 * config/sh/sshmedia.h: Likewise.
23055 * config/sh/ushmedia.h: Likewise.
23056 * config/sparc/crtfastmath.c: Likewise.
23057 * config/sparc/linux-unwind.h: Likewise.
23058 * config/sparc/sol2-c1.asm: Likewise.
23059 * config/sparc/sol2-ci.asm: Likewise.
23060 * config/sparc/sol2-cn.asm: Likewise.
23061 * config/spu/divmodti4.c: Likewise.
23062 * config/spu/divv2df3.c: Likewise.
23063 * config/spu/float_disf.c: Likewise.
23064 * config/spu/float_unsdidf.c: Likewise.
23065 * config/spu/float_unsdisf.c: Likewise.
23066 * config/spu/float_unssidf.c: Likewise.
23067 * config/spu/mfc_multi_tag_release.c: Likewise.
23068 * config/spu/mfc_multi_tag_reserve.c: Likewise.
23069 * config/spu/mfc_tag_release.c: Likewise.
23070 * config/spu/mfc_tag_reserve.c: Likewise.
23071 * config/spu/mfc_tag_table.c: Likewise.
23072 * config/spu/multi3.c: Likewise.
23073 * config/spu/spu_internals.h: Likewise.
23074 * config/spu/spu_intrinsics.h: Likewise.
23075 * config/spu/spu_mfcio.h: Likewise.
23076 * config/spu/vec_types.h: Likewise.
23077 * config/spu/vmx2spu.h: Likewise.
23078 * config/stormy16/stormy16-lib2.c: Likewise.
23079 * config/svr4.h: Likewise.
23080 * config/sync.c: Likewise.
23081 * config/v850/lib1funcs.asm: Likewise.
23082 * config/vxlib-tls.c: Likewise.
23083 * config/vxlib.c: Likewise.
23084 * config/vxworks-dummy.h: Likewise.
23085 * config/xtensa/crti.asm: Likewise.
23086 * config/xtensa/crtn.asm: Likewise.
23087 * config/xtensa/ieee754-df.S: Likewise.
23088 * config/xtensa/ieee754-sf.S: Likewise.
23089 * config/xtensa/lib1funcs.asm: Likewise.
23090 * config/xtensa/lib2funcs.S: Likewise.
23091 * config/xtensa/linux-unwind.h: Likewise.
23092 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
23093 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
23094 * coretypes.h: Likewise.
23095 * crtstuff.c: Likewise.
23096 * defaults.h: Likewise.
23097 * dwarf2.h: Likewise.
23098 * emutls.c: Likewise.
23099 * gbl-ctors.h: Likewise.
23100 * gcov-io.h: Likewise.
23101 * ginclude/float.h: Likewise.
23102 * ginclude/iso646.h: Likewise.
23103 * ginclude/stdarg.h: Likewise.
23104 * ginclude/stdbool.h: Likewise.
23105 * ginclude/stddef.h: Likewise.
23106 * ginclude/stdfix.h: Likewise.
23107 * ginclude/stdint-gcc.h: Likewise.
23108 * ginclude/tgmath.h: Likewise.
23109 * gthr-aix.h: Likewise.
23110 * gthr-dce.h: Likewise.
23111 * gthr-gnat.c: Likewise.
23112 * gthr-gnat.h: Likewise.
23113 * gthr-lynx.h: Likewise.
23114 * gthr-mipssde.h: Likewise.
23115 * gthr-nks.h: Likewise.
23116 * gthr-posix.c: Likewise.
23117 * gthr-posix.h: Likewise.
23118 * gthr-posix95.h: Likewise.
23119 * gthr-rtems.h: Likewise.
23120 * gthr-single.h: Likewise.
23121 * gthr-solaris.h: Likewise.
23122 * gthr-tpf.h: Likewise.
23123 * gthr-vxworks.h: Likewise.
23124 * gthr-win32.h: Likewise.
23125 * gthr.h: Likewise.
23126 * libgcc2.c: Likewise.
23127 * libgcc2.h: Likewise.
23128 * libgcov.c: Likewise.
23129 * tsystem.h: Likewise.
23130 * typeclass.h: Likewise.
23131 * unwind-c.c: Likewise.
23132 * unwind-compat.h: Likewise.
23133 * unwind-dw2-fde-compat.c: Likewise.
23134 * unwind-dw2-fde-darwin.c: Likewise.
23135 * unwind-dw2-fde-glibc.c: Likewise.
23136 * unwind-dw2-fde.c: Likewise.
23137 * unwind-dw2-fde.h: Likewise.
23138 * unwind-dw2.c: Likewise.
23139 * unwind-dw2.h: Likewise.
23140 * unwind-generic.h: Likewise.
23141 * unwind-pe.h: Likewise.
23142 * unwind-sjlj.c: Likewise.
23143 * unwind.inc: Likewise.
23144 * config/arm/neon-gen.ml: Change generated copyright header to
23145 refer to version 3 of the GNU General Public License with
23146 version 3.1 of the GCC Runtime Library Exception and to point
23147 readers at the COPYING3 and COPYING3.RUNTIME files and the
23148 FSF's license web page.
23149 * config/arm/arm_neon.h: Regenerate.
23151 2009-04-09 Jakub Jelinek <jakub@redhat.com>
23153 * config/cris/cris.md: Change copyright header to refer to version
23154 3 of the GNU General Public License.
23155 * doc/install.texi2html: Change copyright header to refer to version
23156 3 of the GNU General Public License and to point readers at the
23157 COPYING3 file and the FSF's license web page.
23158 * config/vax/linux.h: Likewise.
23160 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
23162 * config/i386/i386.md (cmpcc): New.
23163 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
23164 (sync_compare_and_swap_cc*): Delete.
23166 * config/s390/s390.c (s390_compare_emitted): Remove.
23167 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
23168 s390_compare_emitted used to be handled. Assert that modes match.
23169 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
23170 refer to sync_compare_and_swap_ccsi.
23171 * config/s390/s390.h (s390_compare_emitted): Remove.
23172 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
23173 instead of s390_compare_emitted.
23174 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
23175 instead of s390_compare_emitted.
23176 * config/s390/s390.md (cmpcc): New.
23177 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
23178 CC_REGNUM, do not pretend it's set.
23179 (sync_compare_and_swap_cc*): Delete.
23180 * config/s390/predicates.md (cc_reg_operand): New.
23182 * expr.c (sync_compare_and_swap_cc): Delete.
23183 * optabs.h (sync_compare_and_swap_cc): Delete.
23184 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
23185 is being used with can_compare_p.
23186 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
23187 (find_cc_set): New.
23188 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
23189 look for a MODE_CC set instead. Use emit_store_flag.
23190 (expand_compare_and_swap_loop): Likewise, with some additional
23191 complication to avoid a force_reg when useless. Use
23192 emit_cmp_and_jump_insns.
23193 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
23194 * doc/md.texi (sync_compare_and_swap_cc): Merge with
23195 sync_compare_and_swap documentation.
23197 2009-04-09 Jan Hubicka <jh@suse.cz>
23199 * except.c (find_prev_try): Break out from ....
23200 (duplicate_eh_regions): ... here; properly update prev_try pointers
23201 when duplication part of tree.
23202 (dump_eh_tree): Improve dumping.
23203 (verify_eh_region): New.
23204 (verify_eh_tree): Use it.
23206 2009-04-06 Richard Guenther <rguenther@suse.de>
23208 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
23209 &ARRAY addresses by adjusting their types and prepending
23211 * tree-cfg.c (verify_gimple_assign_single): Verify that
23212 addresses are correct.
23214 2009-04-09 Richard Guenther <rguenther@suse.de>
23216 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
23217 indices into an array reference if possible.
23218 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23219 Fold POINTER_PLUS_EXPR statements with invariant address.
23221 2009-04-09 Alan Modra <amodra@bigpond.net.au>
23224 * config.gcc (powerpc64-*-linux*): Always build biarch.
23226 2009-04-09 Joseph Myers <joseph@codesourcery.com>
23229 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
23230 it and pedwarn if this results in an INTEGER_CST.
23232 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23234 * doc/install.texi: Update minimum GMP version. Remove obsolete
23235 text in MPFR section.
23237 2009-04-08 Jakub Jelinek <jakub@redhat.com>
23239 * dwarf2out.c (class_scope_p): New static inline.
23240 (class_or_namespace_scope_p): Use it.
23241 (gen_variable_die): Use DW_TAG_member tag for static data member
23242 declarations instead of DW_TAG_variable.
23244 PR middle-end/39573
23245 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
23248 2009-04-08 Richard Guenther <rguenther@suse.de>
23250 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
23251 valueize random data.
23253 2009-04-08 David Edelsohn <edelsohn@gnu.org>
23255 * config.gcc (aix tm_file): Add aix-stdint.h.
23256 (aix tm clause use_gcc_stdint): Set to wrap.
23257 * config/rs6000/aix-stdint.h: New file.
23259 2009-04-08 Richard Guenther <rguenther@suse.de>
23261 PR middle-end/36291
23262 * tree-dfa.c (add_referenced_var): Do not recurse into
23263 global initializers.
23264 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
23266 (fold_const_aggregate_ref): Likewise.
23268 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23270 * recog.c (ordered_comparison_operator): New.
23271 * gensupport.c (std_preds): Add it.
23272 * doc/md.texi (Machine-Independent Predicates): Document it.
23274 2009-04-08 Jan Hubicka <jh@suse.cz>
23276 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
23277 * function.h (rtl_eh): Remove exception_handler_label_map.
23278 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
23279 remove_exception_handler_label, for_each_eh_label_1): Remove.
23280 (rtl_remove_unreachable_regions): Remove.
23281 (convert_from_eh_region_ranges): Do not remove unreachable regions.
23282 (find_exception_handler_labels): Don't build the hashtable.
23283 (maybe_remove_eh_handler): Remove.
23284 (for_each_eh_label): Rewrite to walk the tree.
23285 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
23286 * except.h (maybe_remove_eh_handler): Remove.
23287 * passes.c (init_optimization_passes): Schedule second EH cleanup
23289 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
23290 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
23292 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23294 * genoutput.c (validate_optab_operands): New.
23295 (gen_insn, gen_expand): Call it.
23297 * genflags.c (gen_insn): Detect misused iterators.
23298 (main): Pass line_no to gen_insn, exit with status 1 on error.
23300 * genextract.c (line_no): Make global.
23301 (VEC_safe_set_locstr): Change assertion to error message.
23302 (main): Exit with status 1 on error.
23304 2009-04-08 Joseph Myers <joseph@codesourcery.com>
23308 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23309 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23310 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
23311 * c-convert.c (convert): Do not call fold on results of conversion
23312 functions when the result is a C_MAYBE_CONST_EXPR.
23313 * c-parser.c (c_parser_postfix_expression): Do not fold condition
23314 of __builtin_choose_expr.
23315 * c-typeck.c (remove_c_maybe_const_expr): New.
23316 (build_unary_op, build_conditional_expr, build_compound_expr,
23317 build_binary_op, c_objc_common_truthvalue_conversion): Call
23318 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
23321 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
23323 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
23324 CODE to produce a new one. Add a prototype to use fold_convert_const
23326 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
23329 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
23330 mix declarations and code.
23332 2009-04-08 Ben Elliston <bje@au.ibm.com>
23334 * gcc.c: Replace `CC' with `GCC' throughout.
23336 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
23338 * doc/invoke.texi: Document Atom support.
23340 2009-04-07 Jason Merrill <jason@redhat.com>
23343 * c-common.h, c-common.c: Add flag_pretty_templates.
23344 * c-opts.c (c_common_handle_option): Set it.
23345 * c.opt: Add -fno-pretty-templates.
23346 * doc/invoke.texi (C++ Dialect Options): Likewise.
23348 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
23350 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
23351 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
23352 (ia64_expand_builtin): Likewise.
23354 2009-04-07 Martin Jambor <mjambor@suse.cz>
23356 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23357 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23358 ADDR_EXPRS are include too.
23360 2009-04-07 Richard Guenther <rguenther@suse.de>
23362 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23363 decls are only used if passes as parameters or if they are
23364 local statics and the call is not to a builtin.
23365 (call_may_clobber_ref_p_1): Likewise.
23367 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23369 * expr.c (do_store_flag): Remove last argument. Simplify code
23370 to avoid duplication of tests already done by can_compare_p.
23371 (expand_expr_real_1): Adjust caller.
23373 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23375 * optabs.c (can_compare_p): Test the predicate of a
23376 cbranch and cstore pattern.
23378 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23380 * expr.c (convert_move): Use emit_store_flag instead of
23383 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23385 * config/i386/i386.c (ix86_compare_emitted): Remove.
23386 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23387 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23388 * config/i386/i386.h (ix86_compare_emitted): Remove.
23389 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23390 instead of ix86_compare_emitted.
23391 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23393 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23395 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23396 Add t-sysroot-suffix to tmake_file.
23397 * config/print-sysroot-suffix.sh: New file.
23398 * config/t-sysroot-suffix: New file.
23400 2009-04-07 Ben Elliston <bje@au.ibm.com>
23402 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23403 as the latter produces a warning when the target does not support
23406 2009-04-07 Ben Elliston <bje@au.ibm.com>
23408 * dfp.c: Replace type punning assignments with memcpy throughout.
23409 * Makefile.in (dfp.o-warn): Remove.
23411 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23414 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23415 Include soft-fp/t-softfp after rs6000/t-linux64.
23417 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23419 * stor-layout.c (set_sizetype): Use the full precision of their
23420 machine mode for bitsize types.
23422 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23424 * config/i386/i386.md: Revert 2 accidental checkins.
23426 2009-04-06 Joey Ye <joey.ye@intel.com>
23427 Xuepeng Guo <xuepeng.guo@intel.com>
23428 H.J. Lu <hongjiu.lu@intel.com>
23430 Atom pipeline model, tuning and insn selection.
23431 * config.gcc (atom): Add atom config options and target.
23433 * config/i386/atom.md: New.
23435 * config/i386/i386.c (atom_cost): New cost.
23436 (m_ATOM): New macro flag.
23437 (initial_ix86_tune_features): Set m_ATOM.
23438 (x86_accumulate_outgoing_args): Likewise.
23439 (x86_arch_always_fancy_math_387): Likewise.
23440 (processor_target): Add Atom cost.
23441 (cpu_names): Add Atom cpu name.
23442 (override_options): Set Atom ISA.
23443 (ix86_issue_rate): New case PROCESSOR_ATOM.
23444 (ix86_adjust_cost): Likewise.
23446 * config/i386/i386.h (TARGET_ATOM): New target macro.
23447 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23448 (TARGET_OPT_AGU): New target option.
23449 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23450 (processor_type): Add PROCESSOR_ATOM.
23452 * config/i386/i386.md (cpu): Add new value "atom".
23453 (use_carry, movu): New attr.
23454 (atom.md): Include atom.md.
23455 (adddi3_carry_rex64): Set attr "use_carry".
23456 (addqi3_carry): Likewise.
23457 (addhi3_carry): Likewise.
23458 (addsi3_carry): Likewise.
23459 (*addsi3_carry_zext): Likewise.
23460 (subdi3_carry_rex64): Likewise.
23461 (subqi3_carry): Likewise.
23462 (subhi3_carry): Likewise.
23463 (subsi3_carry): Likewise.
23464 (x86_movdicc_0_m1_rex64): Likewise.
23465 (*x86_movdicc_0_m1_se): Likewise.
23466 (x86_movsicc_0_m1): Likewise.
23467 (*x86_movsicc_0_m1_se): Likewise.
23468 (*adddi_1_rex64): Emit add insn as much as possible.
23469 (*addsi_1): Likewise.
23470 (return_internal): Set atom_unit.
23471 (return_internal_long): Likewise.
23472 (return_pop_internal): Likewise.
23473 (*rcpsf2_sse): Set atom_sse_attr attr.
23474 (*qrt<mode>2_sse): Likewise.
23475 (*prefetch_sse): Likewise.
23477 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23479 (ix86_target_macros_internal): Likewise.
23481 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23482 (*prefetch_sse_rex): Likewise.
23483 (sse_rcpv4sf2): Likewise.
23484 (sse_vmrcpv4sf2): Likewise.
23485 (sse_sqrtv4sf2): Likewise.
23486 (<sse>_vmsqrt<mode>2): Likewise.
23487 (sse_ldmxcsr): Likewise.
23488 (sse_stmxcsr): Likewise.
23489 (*sse_sfence): Likewise.
23490 (sse2_clflush): Likewise.
23491 (*sse2_mfence): Likewise.
23492 (*sse2_lfence): Likewise.
23493 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23494 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23495 (avx_movdqu<avxmodesuffix>): Likewise.
23496 (avx_lddqu<avxmodesuffix>): Likewise.
23497 (sse2_movntv2di): Change attr "type" to "ssemov".
23498 (sse2_movntsi): Likewise.
23499 (rsqrtv8sf2): Change attr "type" to "sseadd".
23500 (sse3_addsubv2df3): Set attr "atom_unit".
23501 (sse3_h<plusminus_insn>v4sf3): Likewise.
23502 (*sse2_pmaddwd): Likewise.
23503 (*vec_extractv2di_1_rex64): Likewise.
23504 (*vec_extractv2di_1_avx): Likewise.
23505 (sse2_psadbw): Likewise.
23506 (ssse3_phaddwv8hi3): Likewise.
23507 (ssse3_phaddwv4hi3): Likewise.
23508 (ssse3_phadddv4si3): Likewise.
23509 (ssse3_phadddv2si3): Likewise.
23510 (ssse3_phaddswv8hi3): Likewise.
23511 (ssse3_phaddswv4hi3): Likewise.
23512 (ssse3_phsubwv8hi3): Likewise.
23513 (ssse3_phsubwv4hi3): Likewise.
23514 (ssse3_phsubdv4si3): Likewise.
23515 (ssse3_phsubdv2si3): Likewise.
23516 (ssse3_phsubswv8hi3): Likewise.
23517 (ssse3_phsubswv4hi3): Likewise.
23518 (ssse3_pmaddubsw128): Likewise.
23519 (sse3_pmaddubsw: Likewise.
23520 (ssse3_palignrti): Likewise.
23521 (ssse3_palignrdi): Likewise.
23523 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23525 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23527 2009-04-06 Richard Guenther <rguenther@suse.de>
23529 PR tree-optimization/28868
23530 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23531 of which PHI results we inserted.
23532 (insert_into_preds_of_block): Record inserted PHIs.
23533 (eliminate): Eliminate redundant PHI nodes.
23534 (init_pre): Init inserted_phi_names.
23536 2009-04-06 Richard Guenther <rguenther@suse.de>
23538 PR tree-optimization/39643
23539 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23540 IMAGPART_EXPRs of complex constants.
23541 (execute_fold_all_builtins): If we folded a call queue
23542 TODO_update_address_taken.
23544 2009-04-06 Jan Hubicka <jh@suse.cz>
23546 PR middle-end/39659
23547 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23550 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23552 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23554 (ic_invalidate_array): Likewise.
23556 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23558 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23559 alignment for library calls.
23561 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23563 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23564 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23565 * config/i386/mingw-stdint.h: New file.
23567 2009-04-05 Richard Guenther <rguenther@suse.de>
23569 PR tree-optimization/39648
23570 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23571 our &A vs. &A[0] IL deficiencies.
23573 2009-04-04 Jan Hubicka <jh@suse.cz>
23575 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23576 removed toplevel regions.
23577 (sjlj_mark_call_sites): Likewise.
23579 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23581 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23582 (cygwin tm clause use_gcc_stdint): Set to wrap.
23583 * config/i386/cygwin-stdint.h: New file.
23585 2009-04-04 Richard Guenther <rguenther@suse.de>
23587 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23588 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23589 single-argument PHIs if we are in loop-closed SSA form.
23590 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23591 for the pre-condition.
23592 (slpeel_tree_peel_loop_to_edge): Likewise.
23593 (vect_build_loop_niters): Take an optional sequence to append stmts.
23594 (vect_generate_tmps_on_preheader): Likewise.
23595 (vect_do_peeling_for_loop_bound): Take extra guards for the
23597 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23598 the cost model check.
23599 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23600 guards if we are going to peel. Do not apply versioning in that case.
23601 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23602 (vect_do_peeling_for_loop_bound): Likewise.
23603 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23604 loop bound only record extra pre-conditions, do not apply loop
23607 2009-04-04 Richard Guenther <rguenther@suse.de>
23609 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23612 2009-04-04 Jan Hubicka <jh@suse.cz>
23614 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23615 last_basic_block for size of bb->index indexed array.
23616 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23617 compute_out, link_btr_uses, build_btr_def_use_webs,
23618 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23620 2009-04-04 Jan Hubicka <jh@suse.cz>
23622 * except.c (remove_eh_handler_and_replace): Break out from ...
23623 (remove_eh_handler): ... here.
23624 (bring_to_root): New function.
23625 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23626 handled ones, bring others to root of tree.
23628 2009-04-04 Jan Hubicka <jh@suse.cz>
23630 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23631 (all_phis_safe_to_merge): New function.
23632 (update_info): New structure.
23633 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23634 (cleanup_empty_eh): Update SSA if possible.
23636 2009-04-04 Richard Guenther <rguenther@suse.de>
23638 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23639 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23640 (append_vuse): Likewise.
23642 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23644 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23645 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23646 instead of REG_UNSAVED for DW_CFA_undefined.
23647 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23648 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23651 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23654 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23656 2009-04-04 Richard Guenther <rguenther@suse.de>
23658 PR tree-optimization/8781
23659 PR tree-optimization/37892
23660 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23661 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23662 (valueize_refs): Call it for *& valueizations.
23663 (shared_reference_ops_from_ref): Rename to ...
23664 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23665 (shared_reference_ops_from_call): Rename to ...
23666 (valueize_shared_reference_ops_from_call): ... this and valueize.
23667 (vn_reference_lookup): Update.
23668 (visit_reference_op_call): Likewise.
23669 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23670 (eliminate): Value-replace the call address in call statements.
23672 2009-04-04 Richard Guenther <rguenther@suse.de>
23674 PR tree-optimization/39636
23675 * tree-ssa-forwprop.c
23676 (forward_propagate_addr_into_variable_array_index): Check for
23677 GIMPLE_ASSIGN before accessing the rhs code.
23679 2009-04-03 Jason Merrill <jason@redhat.com>
23681 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23683 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23685 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23686 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23687 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23688 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23689 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23690 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23691 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23692 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23693 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23694 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23695 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23696 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23697 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23698 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23699 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23700 Use fr_reg_or_fp01_operand instead of fr_register_operand
23702 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23703 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23704 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23706 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23708 PR rtl-optimization/39607
23709 PR rtl-optimization/39631
23713 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23714 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23715 instead of DF_LR_OUT.
23716 * ira-lives.c (process_bb_node_lives): Ditto.
23717 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23718 instead of DF_LR_{OUT,IN}.
23719 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23720 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23722 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23724 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23725 (execute_lower_omp): Always run but take the short way out if -fopenmp
23727 (gate_lower_omp): Remove, forcing the pass manager to always run the
23728 pass and always set PROP_gimple_lomp.
23729 (pass_lower_omp): Remove gate function.
23730 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23731 PROP_trees. Instead, require it.
23732 * ipa-cp.c (pass_ipa_cp): Likewise.
23733 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23734 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23735 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23736 and PROP_gimple_leh.
23738 2009-04-03 Richard Guenther <rguenther@suse.de>
23740 PR middle-end/13146
23741 PR tree-optimization/23940
23742 PR tree-optimization/33237
23743 PR middle-end/33974
23744 PR middle-end/34093
23745 PR tree-optimization/36201
23746 PR tree-optimization/36230
23747 PR tree-optimization/38049
23748 PR tree-optimization/38207
23749 PR tree-optimization/38230
23750 PR tree-optimization/38301
23751 PR tree-optimization/38585
23752 PR middle-end/38895
23753 PR tree-optimization/38985
23754 PR tree-optimization/39299
23755 * tree-ssa-structalias.h: Remove.
23756 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23757 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23758 (struct vuse_element_d): Remove.
23759 (struct vuse_vec_d): Likewise.
23760 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23761 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23762 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23763 VUSE_ELEMENT_VAR): Likewise.
23764 (struct voptype_d): Likewise.
23765 (NUM_VOP_FREE_BUCKETS): Likewise.
23766 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23767 (struct stmt_operands_d): Remove.
23768 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23769 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23770 VDEF_NUM, VDEF_VECT): Likewise.
23771 (copy_virtual_operands): Remove.
23772 (operand_build_cmp): Likewise.
23773 (create_ssa_artificial_load_stmt): Likewise.
23774 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23775 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23776 vuse_index and mayuse_index members. Pack and move done and iter_type
23777 members to the front.
23778 (SSA_OP_VMAYUSE): Remove.
23779 (SSA_OP_VIRTUAL_USES): Adjust.
23780 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23781 (unlink_stmt_vdef): Declare.
23782 (add_to_addressable_set): Remove.
23783 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23784 (vrp_visit_stmt): Likewise.
23785 * doc/tree-ssa.texi (Alias analysis): Update.
23786 * doc/invoke.texi (max-aliased-vops): Remove docs.
23787 (avg-aliased-vops): Likewise.
23788 * tree-into-ssa.c (syms_to_rename): Remove.
23789 (need_to_update_vops_p): Likewise.
23790 (need_to_initialize_update_ssa_p): Rename to ...
23791 (update_ssa_initialized_fn): ... this. Track function we are
23793 (symbol_marked_for_renaming): Simplify.
23794 (add_new_name_mapping): Do not set need_to_update_vops_p.
23795 (dump_currdefs): Use SYMS_TO_RENAME.
23796 (rewrite_update_stmt): Always walk all uses/defs.
23797 (dump_update_ssa): Adjust.
23798 (init_update_ssa): Take function argument. Track what we are
23800 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23801 (create_new_def_for): Initialize for cfun, assert we are initialized
23803 (mark_sym_for_renaming): Simplify.
23804 (mark_set_for_renaming): Do not initialize update-ssa.
23805 (need_ssa_update_p): Simplify. Take function argument.
23806 (name_mappings_registered_p): Assert we ask for the correct function.
23807 (name_registered_for_update_p): Likewise.
23808 (ssa_names_to_replace): Likewise.
23809 (release_ssa_name_after_update_ssa): Likewise.
23810 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23811 (dump_decl_set): Do not print a newline.
23812 (debug_decl_set): Do it here.
23813 (dump_update_ssa): And here.
23814 * tree-ssa-loop-im.c (move_computations): Adjust.
23815 (movement_possibility): Likewise.
23816 (determine_max_movement): Likewise.
23817 (gather_mem_refs_stmt): Likewise.
23818 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23819 or NAME_MEMORY_TAG.
23820 * tree-complex.c (update_all_vops): Remove.
23821 (expand_complex_move): Adjust.
23822 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23823 Simplify test for memory referencing statement. Exclude
23824 non-invariant ADDR_EXPRs.
23825 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23826 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23827 (rdg_flag_uses): Likewise.
23828 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23830 (tree_optimize_tail_calls_1): Also split the
23831 edge from the entry block if we have degenerate PHI nodes in
23832 the first basic block.
23833 * tree.c (init_ttree): Remove memory-tag related code.
23834 (tree_code_size): Likewise.
23835 (tree_node_structure): Likewise.
23836 (build7_stat): Re-write to be build6_stat.
23837 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23838 (SSA_VAR_P): Adjust.
23839 (struct tree_memory_tag): Remove.
23840 (struct tree_memory_partition_tag): Likewise.
23841 (union tree_node): Adjust.
23842 (build7): Re-write to be build6.
23843 * tree-pass.h (pass_reset_cc_flags): Remove.
23844 (TODO_update_address_taken): New flag.
23845 (pass_simple_dse): Remove.
23846 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23847 * params.h (MAX_ALIASED_VOPS): Remove.
23848 (AVG_ALIASED_VOPS): Likewise.
23849 * omp-low.c (expand_omp_taskreg): Update SSA form.
23850 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23851 aliases the lhs in a copy stmt.
23852 * tree-ssa-dse.c (struct address_walk_data): Remove.
23853 (memory_ssa_name_same): Likewise.
23854 (memory_address_same): Likewise.
23855 (get_kill_of_stmt_lhs): Likewise.
23856 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23857 unused stores. Look through PHI nodes into post-dominated regions.
23858 (dse_optimize_stmt): Simplify. Properly remove stores.
23859 (tree_ssa_dse): Compute dominators.
23860 (execute_simple_dse): Remove.
23861 (pass_simple_dse): Likewise.
23862 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23863 gimple_loaded_syms and gimple_stored_syms computation.
23864 * toplev.c (dump_memory_report): Dump alias and pta stats.
23865 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23866 (vn_reference_eq): Likewise.
23867 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23868 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23869 valueize_vuses): Remove.
23870 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23871 (get_def_ref_stmt_vuse): ... this.
23872 (vn_reference_lookup_2): New function.
23873 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23874 walking equivalent vuses. Simplify.
23875 (vn_reference_lookup): Likewise.
23876 (vn_reference_insert): Likewise.
23877 (vn_reference_insert_pieces): Likewise.
23878 (visit_reference_op_call): Simplify.
23879 (visit_reference_op_load): Likewise.
23880 (visit_reference_op_store): Likewise.
23881 (init_scc_vn): Remove shared_lookup_vuses initialization.
23882 (free_scc_vn): Remove shared_lookup_vuses freeing.
23883 (sort_vuses, sort_vuses_heap): Remove.
23884 (get_ref_from_reference_ops): Export.
23885 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23886 vector with single vuse pointer.
23887 (vn_reference_lookup_pieces, vn_reference_lookup,
23888 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23889 (shared_vuses_from_stmt): Remove.
23890 (get_ref_from_reference_ops): Declare.
23891 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23892 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23893 memory-tag related code.
23894 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23895 (likely_value): Add comment, skip static-chain of call statements.
23896 (surely_varying_stmt_p): Adjust.
23897 (gimplify_and_update_call_from_tree): Likewise.
23898 (execute_fold_all_builtins): Do not rebuild alias info.
23899 (gimplify_and_update_call_from_tree): Properly update VOPs.
23900 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23901 (copy_ref_info): Remove memory-tag related code.
23902 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23903 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23904 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23906 * tree-ssa-dom.c (gimple_p): Remove typedef.
23907 (eliminate_redundant_computations): Adjust.
23908 (record_equivalences_from_stmt): Likewise.
23909 (avail_expr_hash): Likewise.
23910 (avail_expr_eq): Likewise.
23911 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23912 (stmt_makes_single_load): Likewise.
23913 (stmt_makes_single_store): Likewise.
23914 * tree-ssa-alias.c: Rewrite completely.
23915 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23916 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23917 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23918 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23919 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23920 Remove public functions.
23921 (pass_reset_cc_flags): Remove.
23922 (pass_build_alias): Move ...
23923 * tree-ssa-structalias.c (pass_build_alias): ... here.
23924 * tree-ssa-alias.c (may_be_aliased): Move ...
23925 * tree-flow-inline.h (may_be_aliased): ... here.
23926 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23927 count_uses_and_derefs): Move ...
23928 * gimple.c: ... here.
23929 * gimple.h (count_uses_and_derefs): Declare.
23930 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23931 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23932 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23933 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23934 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23935 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23936 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23938 * tree-dfa.c (refs_may_alias_p): Move ...
23939 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23940 * tree-ssa-alias.h: New file.
23941 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23942 (statement_sink_location): Likewise.
23943 * opts.c (decode_options): Do not adjust max-aliased-vops or
23944 avg-aliased-vops values.
23945 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23946 (TV_CALL_CLOBBER): Likewise.
23947 (TV_FLOW_SENSITIVE): Likewise.
23948 (TV_FLOW_INSENSITIVE): Likewise.
23949 (TV_MEMORY_PARTITIONING): Likewise.
23950 (TV_ALIAS_STMT_WALK): New timevar.
23951 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23952 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23953 (get_address_description): Remove memory-tag related code.
23954 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23955 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23956 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23957 and immediate uses in statements. Document.
23958 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23959 (dump_symbols): Remove.
23960 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23961 * alias.c (get_deref_alias_set): New function split out from ...
23962 (get_alias_set): ... here.
23963 * alias.h (get_deref_alias_set): Declare.
23964 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23965 type parameter. Remove restrict pointer handling. Create a
23966 ref-all pointer in case type-based alias sets do not conflict.
23967 (vect_analyze_data_refs): Remove SMT related code.
23968 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23969 (vectorizable_load): Likewise.
23970 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23971 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23972 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23973 Ignore vops and SMTs.
23974 (dr_analyze_alias): Likewise..
23975 (free_data_ref): Likewise.
23976 (create_data_ref): Likewise.
23977 (analyze_all_data_dependences): Likewise.
23978 (get_references_in_stmt): Adjust.
23979 * tree-flow-inline.h (gimple_aliases_computed_p,
23980 gimple_addressable_vars, gimple_call_clobbered_vars,
23981 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23982 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23983 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23984 gimple_mem_ref_stats): Remove.
23985 (gimple_vop): New function.
23986 (op_iter_next_use): Remove vuses and mayuses cases.
23987 (op_iter_next_def): Remove vdefs case.
23988 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23989 (clear_and_done_ssa_iter): Do not set removed fields.
23990 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23991 Assert we are not iterating over vuses or vdefs if not also
23992 iterating over uses or defs.
23993 (op_iter_init_use): Likewise.
23994 (op_iter_init_def): Likewise.
23995 (op_iter_next_vdef): Remove.
23996 (op_iter_next_mustdef): Likewise.
23997 (op_iter_init_vdef): Likewise.
23998 (compare_ssa_operands_equal): Likewise.
23999 (link_use_stmts_after): Handle vuse operand.
24000 (is_call_used): Use is_call_clobbered.
24001 (is_call_clobbered): Global variables are always call clobbered,
24002 query the call-clobbers bitmap.
24003 (mark_call_clobbered): Ignore global variables.
24004 (clear_call_clobbered): Likewise.
24005 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
24006 virtual operands sanity check.
24007 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
24009 (TARGET_MEM_REF): Remove TMR_TAG operand.
24010 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
24011 Remove call-clobber related code.
24012 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
24013 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
24014 partitions or escape reason.
24015 (get_single_def_stmt, get_single_def_stmt_from_phi,
24016 get_single_def_stmt_with_phi): Remove.
24017 (dump_referenced_vars): Tidy.
24018 (get_ref_base_and_extent): Allow bare decls.
24019 (collect_dfa_stats): Adjust.
24020 * graphite.c (rename_variables_in_stmt): Adjust.
24021 (graphite_copy_stmts_from_block): Likewise.
24022 (translate_clast): Likewise.
24023 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
24025 (translate_vuse_through_block): Use the oracle.
24026 (phi_translate_1): Adjust.
24027 (value_dies_in_block_x): Use the oracle. Cache the outcome
24029 (valid_in_sets): Check if the VUSE for
24030 a REFERENCE is available.
24031 (eliminate): Do not remove stmts during elimination,
24032 instead queue and remove them afterwards.
24033 (do_pre): Do not rebuild alias info.
24034 (pass_pre): Run TODO_rebuild_alias before PRE.
24035 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
24036 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
24037 (mark_all_v_defs_stmt): Remove.
24038 (mark_all_v_defs_seq): Adjust.
24039 (sra_replace): Likewise.
24040 (scalarize_use): Likewise.
24041 (scalarize_copy): Likewise.
24042 (scalarize_init): Likewise.
24043 (scalarize_ldst): Likewise.
24044 (todoflags): Remove.
24045 (tree_sra): Do not rebuild alias info.
24046 (tree_sra_early): Adjust.
24047 (pass_sra): Run TODO_update_address_taken before SRA.
24048 * tree-predcom.c (set_alias_info): Remove.
24049 (prepare_initializers_chain): Do not call it.
24050 (mark_virtual_ops_for_renaming): Adjust.
24051 (mark_virtual_ops_for_renaming_list): Remove.
24052 (initialize_root_vars): Adjust.
24053 (initialize_root_vars_lm): Likewise.
24054 (prepare_initializers_chain): Likewise.
24055 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
24056 (may_propagate_copy_into_stmt): Likewise.
24057 (merge_alias_info): Do nothing for now.
24058 (propagate_tree_value_into_stmt): Adjust.
24059 (stmt_may_generate_copy): Likewise.
24060 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
24061 not mark symbols for renaming.
24062 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
24063 with the same statement, make sure to update the new pointed-to one.
24064 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
24065 call statements, do not mark symbols for renaming.
24066 (mark_operand_necessary): Dump something.
24067 (ref_may_be_aliased): New function.
24068 (mark_aliased_reaching_defs_necessary_1): New helper function.
24069 (mark_aliased_reaching_defs_necessary): Likewise.
24070 (mark_all_reaching_defs_necessary_1): Likewise.
24071 (mark_all_reaching_defs_necessary): Likewise.
24072 (propagate_necessity): Do not process virtual PHIs. For
24073 non-aliased loads mark all reaching definitions as necessary.
24074 For aliased loads and stores mark the immediate dominating
24075 aliased clobbers as necessary.
24076 (visited): New global static.
24077 (perform_tree_ssa_dce): Free visited bitmap after propagating
24079 (remove_dead_phis): Perform simple dead virtual PHI removal.
24080 (remove_dead_stmt): Properly unlink virtual operands when
24082 (eliminate_unnecessary_stmts): Schedule PHI removal after
24084 * tree-ssa-ter.c (is_replaceable_p): Adjust.
24085 (process_replaceable): Likewise.
24086 (find_replaceable_in_bb): Likewise.
24087 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
24088 based on the single gimple vop.
24089 (verify_flow_insensitive_alias_info): Remove.
24090 (verify_flow_sensitive_alias_info): Likewise.
24091 (verify_call_clobbering): Likewise.
24092 (verify_memory_partitions): Likewise.
24093 (verify_alias_info): Likewise.
24094 (verify_ssa): Adjust..
24095 (execute_update_addresses_taken): Export. Update SSA
24096 manually. Optimize only when optimizing. Use a local bitmap.
24097 (pass_update_address_taken): Remove TODO_update_ssa, add
24099 (pass_update_address_taken): Just use TODO_update_address_taken.
24100 (init_tree_ssa): Do not initialize addressable_vars.
24101 (verify_ssa): Verify new VUSE / VDEF properties.
24102 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
24103 Do not call verify_alias_info.
24104 (delete_tree_ssa): Clear the VUSE, VDEF operands.
24105 Do not free the loaded and stored syms bitmaps. Reset the escaped
24106 and callused solutions. Do not free addressable_vars.
24107 Remove memory-tag related code.
24108 (warn_uninitialized_var): Aliases are always available.
24109 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
24110 * lambda-code.c (can_put_in_inner_loop): Adjust.
24111 (can_put_after_inner_loop): Likewise.
24112 (perfect_nestify): Likewise.
24113 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
24114 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
24115 (vectorizable_conversion): Do not mark symbols for renaming.
24116 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
24117 (expand_call_inline): Unlink the calls virtual operands before
24119 (tree_function_versioning): Do not call update_ssa if we are not
24120 updating clones. Simplify.
24121 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
24122 (propagate_with_phi): Likewise..
24123 * tree-outof-ssa.c (create_temp): Remove memory tag and call
24124 clobber code. Assert we are not aliased or global.
24125 * tree-flow.h: Include tree-ssa-alias.h
24126 (enum escape_type): Remove.
24127 (struct mem_sym_stats_d): Likewise.
24128 (struct mem_ref_stats_d): Likewise.
24129 (struct gimple_df): Add vop member. Remove global_var,
24130 call_clobbered_vars, call_used_vars, addressable_vars,
24131 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
24132 escaped and callused members.
24133 (struct ptr_info_def): Remove all members, add points-to solution
24135 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
24136 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
24137 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
24138 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
24139 (tree-ssa-alias.o): Likewise.
24140 (toplev.o): Add tree-ssa-alias.h
24141 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
24142 * gimple.c (gimple_set_bb): Fix off-by-one error.
24143 (is_gimple_reg): Do not handle memory tags.
24144 (gimple_copy): Also copy virtual operands.
24145 Delay updating the statement. Do not reset loaded and stored syms.
24146 (gimple_set_stored_syms): Remove.
24147 (gimple_set_loaded_syms): Likewise.
24148 (gimple_call_copy_skip_args): Copy the virtual operands
24149 and mark the new statement modified.
24150 * tree-ssa-structalias.c (may_alias_p): Remove.
24151 (set_uids_in_ptset): Take the alias set to prune with as
24152 parameter. Fold in the alias test of may_alias_p.
24153 (compute_points_to_sets): Compute whether a ptr is dereferenced
24154 in a local sbitmap.
24155 (process_constraint): Deal with &ANYTHING on the lhs, reject all
24156 other ADDRESSOF constraints on the lhs.
24157 (get_constraint_for_component_ref): Assert that we don't get
24158 ADDRESSOF constraints from the base of the reference.
24159 Properly generate UNKNOWN_OFFSET for DEREF if needed.
24160 (struct variable_info): Remove collapsed_to member.
24161 (get_varinfo_fc): Remove.
24162 (new_var_info): Do not set collapsed_to.
24163 (dump_constraint): Do not follow cycles.
24164 (dump_constraint_graph): Likewise.
24165 (build_pred_graph): Likewise.
24166 (build_succ_graph): Likewise.
24167 (rewrite_constraints): Likewise.
24168 (do_simple_structure_copy): Remove.
24169 (do_rhs_deref_structure_copy): Remove.
24170 (do_lhs_deref_structure_copy): Remove.
24171 (collapse_rest_of_var): Remove.
24172 (do_structure_copy): Re-implement.
24173 (pta_stats): New global variable.
24174 (dump_pta_stats): New function.
24175 (struct constraint_expr): Make offset signed.
24176 (UNKNOWN_OFFSET): Define special value.
24177 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
24178 (solution_set_expand): New helper function split out from ...
24179 (do_sd_constraint): ... here.
24180 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
24181 (do_ds_constraint): Likewise.
24182 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
24183 and CALLUSED = *CALLUSED.
24184 (set_union_with_increment): Make inc argument signed.
24185 (type_safe): Remove.
24186 (get_constraint_for_ptr_offset): Handle unknown and negative
24188 (first_vi_for_offset): Handle offsets before start. Bail
24189 out early for offsets beyond the variable extent.
24190 (first_or_preceding_vi_for_offset): New function.
24191 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
24192 Together with ESCAPED = *ESCAPED this properly computes reachability.
24193 (find_what_var_points_to): New function.
24194 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
24195 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
24196 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
24197 pt_solutions_intersect): New functions.
24198 (compute_call_used_vars): Remove.
24199 (compute_may_aliases): New main entry into PTA computation.
24200 * gimple.h (gimple_p): New typedef.
24201 (struct gimple_statement_base): Remove references_memory_p.
24202 (struct gimple_statement_with_memory_ops_base): Remove
24203 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
24205 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
24206 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
24207 gimple_set_references_memory): Remove.
24208 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
24209 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
24211 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
24212 (verify_expr): Allow RESULT_DECL.
24213 (gimple_duplicate_bb): Do not copy virtual operands.
24214 (gimple_duplicate_sese_region): Adjust.
24215 (gimple_duplicate_sese_tail): Likewise.
24216 (mark_virtual_ops_in_region): Remove.
24217 (move_sese_region_to_fn): Do not call it.
24218 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
24219 and pass_simple_dse.
24220 (execute_function_todo): Handle TODO_update_address_taken,
24221 call execute_update_addresses_taken for TODO_rebuild_alias.
24222 (execute_todo): Adjust.
24223 (execute_one_pass): Init dump files early.
24224 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
24226 (create_general_new_stmt): Clear vops.
24227 * tree-ssa-reassoc.c (get_rank): Adjust.
24228 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
24229 symbols for renaming.
24230 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
24231 (PARAM_AVG_ALIASED_VOPS): Likewise.
24232 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
24233 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
24234 * tree-ssa-operands.c: Simplify for new virtual operand representation.
24235 (operand_build_cmp, copy_virtual_operands,
24236 create_ssa_artificial_load_stmt, add_to_addressable_set,
24237 gimple_add_to_addresses_taken): Remove public functions.
24238 (unlink_stmt_vdef): New function.
24240 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24242 * config.gcc (powerpc-*-linux*): Merge variants.
24244 2009-04-02 Chao-ying Fu <fu@mips.com>
24245 James Grosbach <james.grosbach@microchip.com>
24247 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
24248 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
24250 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
24251 keep_interrupts_masked_p, use_debug_exception_return_p.
24252 (mips_attribute_table): Add interrupt, use_shadow_register_set,
24253 keep_interrupts_masked, use_debug_exception_return.
24254 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
24255 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
24257 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
24258 (mips_print_operand): Process COP0 registers to print $0 .. $31
24259 correctly for GAS to process.
24260 (mips_interrupt_extra_call_saved_reg_p): New function.
24261 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
24263 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
24264 (mips_compute_frame_info): Add supports for interrupt context that
24265 includes doubleword accumulators and COP0 registers.
24266 (mips_for_each_saved_acc): New function.
24267 (mips_for_each_saved_gpr_and_fpr): Change the function name from
24268 mips_for_each_saved_reg.
24269 (mips_save_reg): Save accumulators.
24270 (mips_kernel_reg_p): A new for_each_rtx callback.
24271 (mips_expand_prologue): Support interrupt handlers.
24272 (mips_restore_reg): Restore accumulators.
24273 (mips_expand_epilogue): Support interrupt handlers.
24274 (mips_can_use_return_insn): Return false for interrupt handlers.
24275 (mips_epilogue_uses): New function.
24276 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
24277 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
24278 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
24279 cop0_move): New instructions.
24280 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
24281 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
24283 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
24285 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
24286 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
24287 interrupt handlers, we use K0 as the temporary register.
24288 (EPILOGUE_USES): Change to a function call.
24289 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
24290 handlers, we use K0 as the temporary register.
24292 * doc/extend.texi (Function Attributes): Document interrupt,
24293 use_shadow_register_set, keep_interrupts_masked,
24294 use_debug_exception_return for MIPS attributes.
24296 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24298 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
24299 Remove a number of t-files from tmake_file.
24300 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
24301 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
24302 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
24303 target_prototype, not TARGET_PROTOTYPE.
24304 (LINK_OS_GNU_SPEC): Define.
24305 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
24306 and darwin-ldoubdle.c.
24308 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24311 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
24312 (cpp_options): Ditto.
24313 (default_compilers): Ditto.
24314 (display_help): Ditto.
24315 (process_command): Ditto.
24316 (do_spec_1): Ditto.
24317 (set_input): Use lbasename instead of duplicate code.
24318 (save_temps_prefix): New static for -save-temps=obj.
24319 (save_temps_length): Ditto.
24321 * doc/invoke.texi (-save-temps=obj): Document new variant to
24322 -save-temps switch.
24324 2009-04-02 Jeff Law <law@redhat.com>
24326 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
24329 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24331 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
24332 * configure: Regenerated.
24334 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24336 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
24337 share the argument list.
24339 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24343 2009-02-12 Diego Novillo <dnovillo@google.com>
24345 * varpool.c (debug_varpool): New.
24346 * cgraph.h (debug_varpool): Declare.
24348 2009-04-02 Jan Hubicka <jh@suse.cz>
24350 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
24353 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24355 * config/i386/i386.c (ix86_abi): Move initialization to ...
24356 (override_options): Here.
24358 2009-04-02 Christian Bruel <christian.bruel@st.com>
24360 * config/sh/sh.c (sh_dwarf_register_span): New function.
24361 (TARGET_DWARF_REGISTER_SPAN): Define.
24362 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24364 2009-04-02 Ira Rosen <irar@il.ibm.com>
24366 PR tree-optimization/39595
24367 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24368 interleaved loads group is not greater than the SLP group size.
24370 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24372 * builtins.c (is_builtin_name): New.
24373 (called_as_built_in): Use is_builtin_name.
24374 * tree.h (is_builtin_name): New.
24375 * varasm.c (incorporeal_function_p): Use is_builtin_name
24377 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24379 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24381 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24384 * c-decl.c (clone_underlying_type): Move this ...
24385 * c-common.c (set_underlying_type): ... here.
24386 Also, make sure the function properly sets TYPE_STUB_DECL() on
24387 the newly created typedef variant type.
24388 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24389 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24392 2009-04-02 Richard Guenther <rguenther@suse.de>
24394 PR tree-optimization/37221
24395 * tree-flow.h (degenerate_phi_result): Declare.
24396 * tree-ssa-dom.c (degenerate_phi_result): Export.
24397 * tree-scalar-evolution.c (analyze_initial_condition): If
24398 the initial condition is defined by a degenerate PHI node
24399 use the degenerate value.
24401 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24403 PR rtl-optimization/39588
24404 * combine.c (merge_outer_ops): Do not set the constant when this
24406 (simplify_shift_const_1): Do not modify it either in this case.
24408 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24410 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24411 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24413 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24416 * c-lex.c (interpret_float): Default (no suffix) is double.
24418 2009-04-1 Xinliang David Li <davidxl@google.com>
24420 * config/i386/i386.c (legitimate_constant_p): Recognize
24421 all one vector constant.
24423 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24425 * config/vax/vax.c: Add #includes to silence warnings.
24426 Change #include order to silence two warnings.
24428 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24430 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24431 (ASM_SPEC): Pass -k to the assembler for PIC code.
24433 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24435 * config.gcc: Add vax-*-linux* to the switch.
24436 * config/vax/linux.h: New file. (TARGET_VERSION,
24437 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24439 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24441 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24442 Use predicate macros instead of GET_CODE() == foo.
24443 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24444 ashlsi3, rotrsi3, <unnamed>): Likewise.
24446 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24448 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24449 jbbccihi, jbbccisi): Remova trailing whitespace.
24450 * config/vax/constraints.md: Likewise.
24451 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24452 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24453 * config/vax/predicates.md: Likewise.
24454 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24455 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24456 * config/vax/vax.h: Likewise.
24457 * config/vax/vax.md (nonlocal_goto): Likewise.
24459 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24461 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24462 (indirectable_address_p, adjacent_operands_p): Add spaces around
24464 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24466 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24468 * config/vax/vax.c (legitimate_constant_address_p,
24469 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24470 index_term_p, reg_plus_index_p, legitimate_address_p,
24471 vax_mode_dependent_address_p): Update comments to match functions
24472 modified by the recent int->bool conversion.
24474 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24476 * config/vax/builtins.md: Update copyright message.
24477 * config/vax/constraints.md: Likewise.
24478 * config/vax/netbsd-elf.h: Likewise.
24479 * config/vax/predicates.md: Likewise.
24480 * config/vax/vax-protos.h: Likewise.
24481 * config/vax/vax.c: Likewise.
24482 * config/vax/vax.h: Likewise.
24483 * config/vax/vax.md: Likewise.
24484 * config/vax/vax.opt: Likewise.
24486 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24488 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24489 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24490 * config/vax/constraints.md (B, R): Likewise.
24491 * config/vax/predicates.md (external_memory_operand,
24492 nonimmediate_addsub_di_operand): Likewise.
24493 * config/vax/vax.c (vax_output_int_add): Likewise.
24494 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24495 untyped_call): Likewise.
24497 2009-04-01 Matt Thomas <matt@3am-software.com>
24499 * config/vax/predicates.md: New file.
24500 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24501 external_const_operand, nonsymbolic_operand, external_memory_operand,
24502 indirect_memory_operand, indexed_memory_operand,
24503 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24504 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24506 * config/vax/constraints.md: New file.
24507 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24509 * config/vax/builtins.md: New file.
24510 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24511 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24513 * config/vax/vax.opt (mqmath): Add option.
24514 * config/vax/vax.md (isfx): Extend with DI.
24515 (VAXintQH, VAXintQHSD): Define.
24516 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24517 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24518 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24519 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24520 (movdi): Update constraints and use vax_output_int_move().
24521 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24522 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24523 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24524 nonlocal_goto): New.
24525 (mov<mode>): Extend accepted operand types.
24526 (subdi3_old): Rename from subdi3, change update constraints and use
24527 a new implementation.
24528 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24529 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24530 MOVE_RATIO, CLEAR_RATIO): Define.
24531 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24532 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24533 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24534 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24535 (split_quadword_operands): Make static and really allow variable
24537 (print_operand_address): Update for PIC generation.
24538 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24539 indexable_address_p, fixup_mathdi_operand,
24540 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24541 (vax_float_literal, legitimate_constant_p,
24542 indirectable_constant_address_p, index_term_p,
24543 reg_plus_index_p): Return bool instead of int.
24544 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24546 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24548 (vax_output_conditional_branch): Indent.
24549 (legitimate_constant_address_p, indirectable_constant_address_p,
24550 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24551 vax_mode_dependent_address_p): Return bool instead of int, update for
24553 * config/vax/vax-protos.h (legitimate_constant_address_p,
24554 legitimate_constant_p, legitimate_address_p,
24555 vax_mode_dependent_address_p): Change declaration to bool.
24556 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24557 vax_expand_addsub_di_operands, vax_output_int_subtract,
24558 vax_output_movmemsi): Declare.
24559 (split_quadword_operands, vax_float_literal): Delete declaration.
24560 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24561 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24562 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24563 ASM_OUTPUT_DWARF_PCREL): Define.
24564 (ASM_SPEC): Change definition to allow PIC generation.
24566 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24568 * doc/sourcebuild.texi: Update front-end requirements.
24570 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24573 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24574 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24575 (booldi3_internal3): Use boolean_or_operator instead of
24578 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24581 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24582 declarator whose size is not an integer constant expression but
24583 folds to an integer constant, then treat it as a constant
24586 2009-04-01 Richard Guenther <rguenther@suse.de>
24588 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24589 i * 4 + 2 to (i * 2 + 1) * 2.
24591 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24594 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24595 return if c_parser_asm_string_literal returned NULL.
24597 2009-04-01 Nick Clifton <nickc@redhat.com>
24599 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24601 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24602 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24603 other typedefs to avoid conflicts with libgcc2.c. Define labels
24604 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24606 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24607 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24610 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24612 * varasm.c (default_function_rodata_section): Declare DOT as
24615 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24616 Andrey Galkin <agalkin@hypercom.com>
24619 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24620 Make object_name unique for each process.
24622 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24625 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24626 addressable variables in the parallel that could go out of scope while
24627 running queued tasks.
24629 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24631 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24632 (CASE_VALUES_THRESHOLD): Redefine.
24633 * config/avr/avr.c (avr_override_options): Remove initialization of
24634 avr_case_values_threshold variable.
24635 (avr_case_values_threshold): Remove variable. Add new function.
24636 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24637 * config/avr/avr.opt (mno-tablejump): Remove option.
24638 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24640 2009-04-01 DJ Delorie <dj@redhat.com>
24642 * varasm.c (default_function_rodata_section): Don't assume
24643 anything about where the first '.' in the section name is.
24645 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24647 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24648 rs6000_emit_stack_tie.
24650 2009-03-31 Ian Lance Taylor <iant@google.com>
24652 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24653 gimple_code with GIMPLE_RESX, not RESX.
24655 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24657 * c-common.c (c_get_ident): New.
24658 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24660 2009-04-01 Ben Elliston <bje@au.ibm.com>
24662 * config/rs6000/sysv4.opt (msdata): Improve option description.
24664 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24666 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24667 (divdf3_internal_lat): Remove.
24668 (divxf3_internal_lat): Remove.
24669 (divxf3_internal_thr): Remove.
24670 (divxf): Use divxf3_internal.
24671 * config/ia64/div.md (divsf3_internal_lat): New.
24672 (divdf3_internal_lat): New.
24673 (divxf3_internal): New.
24675 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24678 * Makefile.in (USE_GCC_STDINT): Define.
24679 (stmp-int-hdrs): Install stdint.h if applicable.
24680 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24682 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24683 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24684 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24685 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24686 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24687 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24688 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24689 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24690 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24691 (c_common_nodes_and_builtins): Initialize
24692 underlying_wchar_type_node. Do not initialize
24693 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24694 nodes for new types.
24695 (c_stddef_cpp_builtins): Define macros for new types.
24696 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24698 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24699 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24700 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24701 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24702 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24703 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24704 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24705 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24706 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24707 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24708 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24709 int16_type_node, int32_type_node, int64_type_node,
24710 uint8_type_node, uint16_type_node, c_uint32_type_node,
24711 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24712 int_least32_type_node, int_least64_type_node,
24713 uint_least8_type_node, uint_least16_type_node,
24714 uint_least32_type_node, uint_least64_type_node,
24715 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24716 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24717 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24718 uintptr_type_node): Define.
24719 * c-cppbuiltin.c (builtin_define_constants,
24720 builtin_define_type_minmax): New.
24721 (builtin_define_stdint_macros): Define more macros.
24722 (c_cpp_builtins): Define more limit macros.
24723 (type_suffix): New.
24724 (builtin_define_type_max): Define in terms of
24725 builtin_define_type_minmax. Remove is_long parameter. All
24727 * config.gcc (use_gcc_stdint): Define.
24728 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24729 Add newlib-stdint.h for generic targets.
24730 * config/glibc-stdint.h, config/newlib-stdint.h,
24731 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24732 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24733 * config/score/score.h (UINTPTR_TYPE): Define.
24734 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24735 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24736 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24737 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24738 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24739 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24740 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24741 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24742 * config/spu/spu.h (STDINT_LONG32): Define.
24743 * configure.ac (use_gcc_stdint): Substitute.
24744 * configure: Regenerate.
24745 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24746 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24747 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24748 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24749 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24750 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24751 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24752 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24753 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24754 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24755 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24756 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24757 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24758 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24759 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24760 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24761 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24762 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24763 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24764 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24765 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24766 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24767 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24768 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24769 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24770 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24771 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24772 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24773 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24775 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24777 * loop-iv.c (suitable_set_for_replacement): Renamed from
24778 simplify_using_assignment; changed to return bool and to accept new
24779 args DEST and SRC. Return true iff we find a source/destination pair
24780 that can be used to make a replacement, and fill SRC and DEST if so.
24781 Remove arg ALTERED. Don't deal with altered regs here. All callers
24783 (simplify_using_initial_values): Deal with altered regs here and track
24784 more precisely the effect they have on the validity of our expression.
24786 * loop-iv.c (simplify_using_condition): A condition of the form
24787 (EQ REG CONST) can be used to simply make a substitution.
24788 (simplify_using_initial_values): Keep track of conditions we have seen
24789 and keep using them to simplify new expressions, while applying the
24790 same substitutions to them as to the expression.
24792 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24793 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24796 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24797 changed. Use this when trying to improve the upper bound.
24798 Generate the comparison by using simplify_gen_relational.
24800 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24802 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24804 (simplify_using_assignment, simplify_using_initial_values): Call
24805 replace_in_expr to make replacements. Call replace_single_def_regs
24806 once on the initial version of the expression.
24808 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24811 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24813 2009-03-31 Richard Guenther <rguenther@suse.de>
24815 PR middle-end/31029
24816 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24817 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24819 2009-03-31 Richard Guenther <rguenther@suse.de>
24821 * tree.h (div_if_zero_remainder): Declare.
24822 * fold-const.c (div_if_zero_remainder): Export.
24823 * tree-ssa-forwprop.c
24824 (forward_propagate_addr_into_variable_array_index): Handle
24825 constant array index addition outside of the variable index.
24827 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24830 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24831 define_splits, floatunssi<mode>2): Require x87 conversions from
24832 DImode to be permitted.
24834 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24836 PR preprocessor/15638
24837 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24839 2009-03-31 Richard Guenther <rguenther@suse.de>
24841 PR middle-end/23401
24842 PR middle-end/27810
24843 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24844 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24845 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24846 a separate statement.
24847 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24848 (lookup_tmp_var): Likewise.
24849 (is_gimple_formal_tmp_or_call_rhs): Remove.
24850 (is_gimple_reg_or_call_rhs): Rename to ...
24851 (is_gimple_reg_rhs_or_call): ... this.
24852 (is_gimple_mem_or_call_rhs): Rename to ...
24853 (is_gimple_mem_rhs_or_call): ... this.
24854 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24855 DECL_GIMPLE_REG_P only if is_formal is true.
24856 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24857 for non-proper post-modify expression gimplification.
24858 (gimplify_self_mod_expr): For post-modify expressions gimplify
24859 the lvalue to a minimal lvalue.
24860 (rhs_predicate_for): Remove formal temp case.
24861 (gimplify_modify_expr_rhs): Likewise.
24862 (gimplify_addr_expr): Use is_gimple_reg.
24863 (gimplify_expr): Remove formal temp cases.
24864 (gimple_regimplify_operands): Likewise.
24865 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24866 and FILTER_EXPR like constants.
24867 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24869 (is_gimple_formal_tmp_rhs): Remove.
24870 (is_gimple_reg_rhs): Remove special casing.
24871 (is_gimple_mem_rhs): Fix.
24872 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24873 (is_gimple_formal_tmp_var): Remove.
24874 (is_gimple_formal_tmp_reg): Likewise.
24875 (is_gimple_min_lval): Allow invariant component ref parts.
24876 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24877 is_gimple_formal_tmp_reg): Remove declarations.
24878 * tree-cfg.c (verify_expr): Verify that variables with address
24879 taken do not have DECL_GIMPLE_REG_P set.
24880 * tree-mudflap.c (mf_build_check_statement_for): Use
24881 force_gimple_operand instead of gimplify_expr.
24883 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24885 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24886 schedulable rows to compute_split_row.
24888 2009-03-31 Ben Elliston <bje@au.ibm.com>
24891 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24894 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24896 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24897 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24898 * configure: Regenerate.
24899 * config.in: Regenerate.
24900 * config/rs6000/rs6000.opt (mtls-markers): Add.
24901 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24902 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24903 (tls_ld_aix, tls_ld_sysv): Likewise.
24904 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24905 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24907 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24909 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24911 2009-03-30 Jan Hubicka <jh@suse.cz>
24913 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24915 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24916 detection and label handling.
24918 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24920 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24921 left_conflicts_size.
24922 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24923 ALLOCNO_LEFT_CONFLICTS_SIZE.
24925 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24926 remove_allocno_from_bucket_and_push,
24927 allocno_spill_priority_compare, push_allocnos_to_stack,
24928 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24929 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24930 (setup_allocno_left_conflicts_num): Ditto. Rename to
24931 setup_allocno_left_conflicts_size.
24932 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24933 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24934 setup_allocno_left_conflicts_size instead of
24935 setup_allocno_left_conflicts_num.
24937 * ira-build.c (ira_create_allocno): Use
24938 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24939 ALLOCNO_LEFT_CONFLICTS_NUM.
24941 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24943 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24944 instead of DF_LR_OUT.
24946 * ira-lives.c (process_bb_node_lives): Ditto.
24948 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24949 instead of DF_LR_{OUT,IN}.
24951 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24953 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24955 2009-03-30 Jan Hubicka <jh@suse.cz>
24957 * except.c (label_to_region_map): Fix thinko.
24959 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24961 PR middle-end/38237
24962 * tree.h (tree_find_value): New declaration.
24963 * tree.c (tree_find_value): New function.
24964 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24966 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24969 * c-decl.c (struct c_binding): Add locus field.
24970 (bind): Add locus argument, set locus field from it.
24971 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24972 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24973 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24974 implicitly_declare, undeclared_variable, lookup_label,
24975 declare_label, c_make_fname_decl, c_builtin_function,
24976 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24979 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24982 * config/i386/i386.c (classify_argument): Check total size of
24985 2009-03-30 Martin Jambor <mjambor@suse.cz>
24987 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24988 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24989 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24992 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24993 seen_variable_array_ref while also traversing a union.
24995 * tree-inline.c (optimize_inline_calls): Do not call
24996 cgraph_node_remove_callees.
24997 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24998 (pass_remove_cgraph_callee_edges): New variable.
24999 * passes.c (init_optimization_passes): Add
25000 pass_remove_cgraph_callee_edges after early inlining and before all
25001 late intraprocedural passes.
25003 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
25005 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25007 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
25008 Fix typos in names.
25010 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25012 * combine.c (simplify_comparison): Use have_insn_for.
25013 * dojump.c (do_jump): Likewise.
25015 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25017 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
25018 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
25019 sparc_compare_op0 like sparc_compare_emitted used to be handled.
25020 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
25021 instead of sparc_compare_emitted.
25022 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
25023 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
25024 instead of sparc_compare_emitted.
25026 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25028 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
25029 enter/exit cfglayout mode.
25030 (pass_partition_block): Require it.
25031 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
25032 (combine_instructions): Track basic blocks instead of labels.
25033 (update_cfg_for_uncondjump): New.
25034 (try_combine): Use it. Update jumps after rescanning.
25035 (pass_combine): Require PROP_cfglayout.
25036 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
25038 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25040 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
25041 Provide/destroy PROP_cfglayout respectively.
25042 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
25043 * tree-pass.h (PROP_cfglayout): New.
25045 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25047 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
25048 fold_convert_const_fixed_from_fixed,
25049 fold_convert_const_fixed_from_int,
25050 fold_convert_const_fixed_from_real, fold_negate_const): Do not
25051 set TREE_CONSTANT_OVERFLOW.
25052 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
25053 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
25055 2009-03-30 Ira Rosen <irar@il.ibm.com>
25057 * tree-vect-loop-manip.c: New file.
25058 * tree-vectorizer.c: Update documentation and included files.
25059 (vect_loop_location): Make extern.
25060 (rename_use_op): Move to tree-vect-loop-manip.c
25061 (rename_variables_in_bb, rename_variables_in_loop,
25062 slpeel_update_phis_for_duplicate_loop,
25063 slpeel_update_phi_nodes_for_guard1,
25064 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
25065 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
25066 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
25067 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
25068 find_loop_location): Likewise.
25069 (new_stmt_vec_info): Move to tree-vect-stmts.c.
25070 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
25071 get_vectype_for_scalar_type, vect_is_simple_use,
25072 supportable_widening_operation, supportable_narrowing_operation):
25074 (bb_in_loop_p): Move to tree-vect-loop.c.
25075 (new_loop_vec_info, destroy_loop_vec_info,
25076 reduction_code_for_scalar_code, report_vect_op,
25077 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
25078 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
25079 (vect_supportable_dr_alignment): Likewise.
25080 * tree-vectorizer.h (tree-data-ref.h): Include.
25081 (vect_loop_location): Declare.
25082 Reorganize function declarations according to the new file structure.
25083 * tree-vect-loop.c: New file.
25084 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
25085 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
25086 * tree-vect-data-refs.c: New file.
25087 * tree-vect-patterns.c (timevar.h): Don't include.
25088 * tree-vect-stmts.c: New file.
25089 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
25090 tree-vect-slp.c, tree-vect-loop.c.
25091 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
25092 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
25093 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
25094 (tree-vect-analyze.o): Remove.
25095 (tree-vect-transform.o): Likewise.
25096 (tree-vect-data-refs.o): Add rule.
25097 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
25098 tree-vect-slp.o): Likewise.
25099 (tree-vect-patterns.o): Remove redundant dependencies.
25100 (tree-vectorizer.o): Likewise.
25101 * tree-vect-slp.c: New file.
25103 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25105 * optc-gen.awk: Warn if an option flag has multiple different
25108 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
25110 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
25111 -floop-block): Document dependences on PPL, CLooG and Graphite.
25113 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25115 PR rtl-optimization/323
25116 * c-common.c (c_fully_fold, convert_and_check,
25117 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
25118 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
25119 * c-common.def (EXCESS_PRECISION_EXPR): New.
25120 * c-cppbuiltin.c (builtin_define_float_constants): Define
25121 constants with enough digits for long double.
25122 * c-lex.c (interpret_float): Interpret constant with excess
25123 precision where appropriate.
25124 * c-opts.c (c_common_post_options): Set
25125 flag_excess_precision_cmdline. Give an error for
25126 -fexcess-precision=standard for C++ for processors where the
25127 option is significant.
25128 * c-parser.c (c_parser_conditional_expression): Handle excess
25129 precision in condition.
25130 * c-typeck.c (convert_arguments): Handle arguments with excess
25132 (build_unary_op): Move excess precision outside operation.
25133 (build_conditional_expr): Likewise.
25134 (build_compound_expr): Likewise.
25135 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
25136 (build_modify_expr): Handle excess precision in RHS.
25137 (convert_for_assignment): Handle excess precision in converted
25139 (digest_init, output_init_element, process_init_element): Handle
25140 excess precision in initializer.
25141 (c_finish_return): Handle excess precision in return value.
25142 (build_binary_op): Handle excess precision in operands and add
25143 excess precision as needed for operation.
25144 * common.opt (-fexcess-precision=): New option.
25145 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
25146 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
25147 For standard excess precision, output explicit conversion to and
25148 truncation from XFmode.
25149 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
25150 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
25151 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
25152 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
25153 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
25154 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
25155 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
25156 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
25157 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
25158 define_splits, sqrt<mode>2): Disable where appropriate for
25159 standard excess precision.
25160 * convert.c (convert_to_real): Do not shorten arithmetic to type
25161 for which excess precision would be used.
25162 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
25163 * doc/invoke.texi (-fexcess-precision=): Document option.
25164 (-mfpmath=): Correct index entry.
25165 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
25166 flag_excess_precision): New.
25167 * langhooks.c (lhd_post_options): Set
25168 flag_excess_precision_cmdline.
25169 * opts.c (common_handle_option): Handle -fexcess-precision=.
25170 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
25171 init_excess_precision): New.
25172 (lang_dependent_init_target): Call init_excess_precision.
25173 * tree.c (excess_precision_type): New.
25174 * tree.h (excess_precision_type): Declare.
25176 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25179 * c-typeck.c (build_component_ref): Do not copy qualifiers from
25180 non-lvalue to component.
25182 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25184 PR preprocessor/34695
25185 * Makefile.in (c-opts.o): Depend on c-tree.h.
25186 * c-common.c: Move down include of diagnostic.h.
25187 (done_lexing, c_cpp_error): New.
25188 * c-common.h (done_lexing): Declare.
25189 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
25191 * c-opts.c: Include c-tree.h.
25192 (c_common_init_options): Set preprocessor error callback.
25193 (c_common_handle_option): Do not set preprocessor
25194 inhibit_warnings, warnings_are_errors, warn_system_headers,
25195 pedantic_errors or inhibit_warnings flags.
25196 (c_common_post_options): Do not check cpp_errors (parse_in).
25197 (c_common_finish): Do not output dependencies if there were
25198 errors. Do not check return value of cpp_finish.
25199 * c-ppoutput.c (pp_file_change): Set input_location.
25200 * c-tree.h (c_cpp_error): Declare.
25201 * diagnostic.c (diagnostic_set_info_translated): Also initialize
25203 (diagnostic_build_prefix): Check override_column.
25204 * diagnostic.h (diagnostic_info): Add override_column field.
25205 (diagnostic_override_column): Define.
25207 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
25209 * c-common.c (c_expand_expr, c_staticp): Remove.
25210 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
25211 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
25212 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
25213 * c-gimplify.c (gimplify_compound_literal_expr,
25214 optimize_compound_literals_in_ctor): Remove.
25215 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
25216 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
25217 * c-semantics.c (emit_local_var): Remove.
25219 * langhooks-def.h (lhd_expand_expr): Remove.
25220 * langhooks.c (lhd_expand_expr): Remove.
25221 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
25223 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
25224 handling from c-semantics.c; don't call into langhook.
25225 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
25226 * gimplify.c (gimplify_compound_literal_expr,
25227 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
25228 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
25229 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
25230 as was done in c-gimplify.c.
25231 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
25232 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
25233 Move from c-common.h.
25234 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
25236 * tree.c (staticp): Do not call langhook.
25237 * langhooks.c (lhd_staticp): Delete.
25238 * langhooks-def.h (lhd_staticp): Delete prototype.
25239 (LANG_HOOKS_STATICP): Delete.
25240 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
25242 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
25243 instead of DECL_STMTs.
25245 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25253 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
25255 (fold_call_expr): Return a NOP_EXPR from folding rather than the
25256 contained expression.
25257 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
25258 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
25259 conditional expressions for C.
25260 (decl_constant_value_for_optimization): Move from
25261 decl_constant_value_for_broken_optimization in c-typeck.c. Check
25262 whether optimizing and that the expression is a VAR_DECL not of
25263 array type instead of doing such checks in the caller. Do not
25264 check pedantic. Call gcc_unreachable for C++.
25265 * c-common.def (C_MAYBE_CONST_EXPR): New.
25266 * c-common.h (c_fully_fold, c_save_expr,
25267 decl_constant_value_for_optimization): New prototypes.
25268 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25269 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25270 EXPR_INT_CONST_OPERANDS): Define.
25271 * c-convert.c (convert): Strip nops from expression.
25272 * c-decl.c (groktypename): Take extra parameters expr and
25273 expr_const_operands. Update call to grokdeclarator.
25274 (start_decl): Update call to grokdeclarator. Add statement for
25275 expressions used in type of decl.
25276 (grokparm): Update call to grokdeclarator.
25277 (push_parm_decl): Update call to grokdeclarator.
25278 (build_compound_literal): Add parameter non_const and build a
25279 C_MAYBE_COSNT_EXPR if applicable.
25280 (grokdeclarator): Take extra parameters expr and
25281 expr_const_operands. Track expressions used in declaration
25282 specifiers and declarators. Fold array sizes and track whether
25283 they are constant expressions and whether they are integer
25284 constant expressions.
25285 (parser_xref_tag): Set expr and expr_const_operands fields in
25287 (grokfield): Update call to grokdeclarator.
25288 (start_function): Update call to grokdeclarator.
25289 (build_null_declspecs): Set expr and expr_const_operands fields in
25291 (declspecs_add_type): Handle expressions in typeof specifiers.
25292 * c-parser.c (c_parser_declspecs): Set expr and
25293 expr_const_operands fields for declaration specifiers.
25294 (c_parser_enum_specifier): Likewise.
25295 (c_parser_struct_or_union_specifier): Likewise.
25296 (c_parser_typeof_specifier): Likewise. Update call to
25297 groktypename. Fold expression as needed. Return expressions with
25298 type instead of adding statements.
25299 (c_parser_attributes): Update calls to c_parser_expr_list.
25300 (c_parser_statement_after_labels): Fold expression before passing
25301 to objc_build_throw_stmt.
25302 (c_parser_condition): Fold expression.
25303 (c_parser_asm_operands): Fold expression.
25304 (c_parser_conditional_expression): Use c_save_expr. Update call
25305 to build_conditional_expr.
25306 (c_parser_alignof_expression): Update call to groktypename.
25307 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
25308 original_code. Fold expression argument of va_arg. Create
25309 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
25310 argument to va_arg. Update calls to groktypename. Fold array
25311 index for offsetof. Verify that first argument to
25312 __builtin_choose_expr has integer type.
25313 (c_parser_postfix_expression_after_paren_type): Update calls to
25314 groktypename and build_compound_literal. Handle expressions with
25315 side effects in type name.
25316 (c_parser_postfix_expression_after_primary): Update call to
25317 c_parser_expr_list. Set original_code for calls to
25318 __builtin_constant_p.
25319 (c_parser_expr_list): Take extra parameter fold_p. Fold
25320 expressions if requested.
25321 (c_parser_objc_type_name): Update call to groktypename.
25322 (c_parser_objc_synchronized_statement): Fold expression.
25323 (c_parser_objc_receiver): Fold expression.
25324 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
25325 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
25326 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
25327 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
25328 (struct c_typespec): Add elements expr and expr_const_operands.
25329 (struct c_declspecs): Add elements expr and expr_const_operands.
25330 (groktypename, build_conditional_expr, build_compound_literal):
25332 (in_late_binary_op): Declare.
25333 * c-typeck.c (note_integer_operands): New function.
25334 (in_late_binary_op): New variable.
25335 (decl_constant_value_for_broken_optimization): Move to c-common.c
25336 and rename to decl_constant_value_for_optimization.
25337 (default_function_array_conversion): Do not strip nops.
25338 (default_conversion): Do not call
25339 decl_constant_value_for_broken_optimization.
25340 (build_array_ref): Do not fold result.
25341 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
25342 result when operand is a VLA.
25343 (c_expr_sizeof_type): Update call to groktypename. Handle
25344 expressions included in type name. Use C_MAYBE_CONST_EXPR for
25345 result when operand names a VLA type.
25346 (build_function_call): Update call to build_compound_literal.
25347 Only fold result for calls to __builtin_* functions. Strip
25348 NOP_EXPR from INTEGER_CST returned from such functions. Fold
25349 the function designator.
25350 (convert_arguments): Fold arguments. Update call to
25351 convert_for_assignment.
25352 (build_unary_op): Handle increment and decrement of
25353 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
25354 decrement earlier. Fold operand of increment and decrement.
25355 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25356 built for integer operand. Wrap returns that are INTEGER_CSTs
25357 without being integer constant expressions or that have integer
25358 constant operands without being INTEGER_CSTs.
25359 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25360 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25361 result is an integer constant expression or can be used in
25362 unevaluated parts of one and avoid folding and wrap as
25363 appropriate. Fold operands before possibly doing -Wsign-compare
25365 (build_compound_expr): Wrap result for C99 if operands can be used
25366 in integer constant expressions.
25367 (build_c_cast): Update call to digest_init. Do not ignore
25368 overflow from casting floating-point constants to integers. Wrap
25369 results that could be confused with integer constant expressions,
25370 null pointer constants or floating-point constants.
25371 (c_cast_expr): Update call to groktypename. Handle expressions
25372 included in type name.
25373 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25374 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25375 Update calls to convert_for_assignment.
25376 (convert_for_assignment): Take new parameter
25377 null_pointer_constant. Do not strip nops or call
25378 decl_constant_value_for_broken_optimization. Set
25379 in_late_binary_op for conversions to boolean.
25380 (store_init_value): Update call to digest_init.
25381 (digest_init): Take new parameter null_pointer_constant. Do not
25382 call decl_constant_value_for_broken_optimization. pedwarn for
25383 initializers not constant expressions. Update calls to
25384 convert_for_assignment.
25385 (constructor_nonconst): New.
25386 (struct constructor_stack): Add nonconst element.
25387 (really_start_incremental_init, push_init_level, pop_init_level):
25388 Handle constructor_nonconst and nonconst element.
25389 (set_init_index): Call constant_expression_warning for array
25391 (output_init_element): Fold value. Set constructor_nonconst as
25392 applicable. pedwarn for initializers not constant expressions.
25393 Update call to digest_init. Call constant_expression_warning
25394 where constant initializers are required.
25395 (process_init_element): Use c_save_expr.
25396 (c_finish_goto_ptr): Fold expression.
25397 (c_finish_return): Fold return value. Update call to
25398 convert_for_assignment.
25399 (c_start_case): Fold switch expression.
25400 (c_process_expr_stmt): Fold expression.
25401 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25402 ensure statement expression is not evaluated in constant expression.
25403 (build_binary_op): Track whether results are integer constant
25404 expressions or may occur in such, disable folding and wrap results
25405 as applicable. Fold operands for -Wsign-compare warnings unless
25407 (c_objc_common_truthvalue_conversion): Handle results folded to
25408 integer constants that are not integer constant expressions.
25409 * doc/extend.texi: Document when typeof operands are evaluated,
25410 that condition of __builtin_choose_expr is an integer constant
25411 expression, and more about use of __builtin_constant_p in
25414 2009-03-29 Richard Guenther <rguenther@suse.de>
25416 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25417 propagate addresses of array references.
25419 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25421 * regmove.c (perhaps_ends_bb_p): Remove.
25422 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25423 from INSN and check that the main loop stays within that basic block.
25424 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25425 (regmove_forward_pass): Split out from regmove_optimize. Use
25426 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25427 (regmove_backward_pass): Split out from regmove_optimize. Use
25428 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25429 (regmove_optimize): Simplify.
25431 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25434 * config/i386/i386.c (classify_argument): Ignore flexible array
25435 member in struct and warn ABI change.
25437 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25439 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25441 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25442 (ix86_adjust_cost): Updated.
25444 2009-03-29 Jan Hubicka <jh@suse.cz>
25446 PR middle-end/28850
25447 * tree-pass.h (pass_cleanup_eh): New function.
25448 (remove_unreachable_regions): Break code handling RTL
25449 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25450 that can not be reached by runtime.
25451 (can_be_reached_by_runtime): New function.
25452 (label_to_region_map): New function.
25453 (num_eh_regions): New function.
25454 (rtl_remove_unreachable_regions): New function.
25455 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25456 (remove_eh_region): New function.
25457 * except.h: Include sbitmap and vecprim.
25458 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25459 num_eh_regions): Declare.
25460 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25461 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25462 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25463 (tree_empty_eh_handler_p): New function.
25464 (cleanup_empty_eh): New function.
25465 (cleanup_eh): New function.
25466 (pass_cleanup_eh): New function.
25468 2009-03-29 Jan Hubicka <jh@suse.cz>
25470 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25471 for removed regions.
25473 2009-03-29 Jan Hubicka <jh@suse.cz>
25475 * except.c (dump_eh_tree): Dump all datastructures.
25477 2009-03-29 Jan Hubicka <jh@suse.cz>
25479 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25480 (duplicate_eh_regions_1): Likewise.
25481 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25482 vector; call EH verification.
25483 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25484 Be ready for region being removed.
25486 2009-03-29 Jan Hubicka <jh@suse.cz>
25488 * bitmap.c (bitmap_last_set_bit): New function.
25489 * bitmap.h (bitmap_last_set_bit): Declare.
25491 2009-03-29 David Ayers <ayers@fsfe.org>
25494 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25495 by calling objc_compare_types and surpress warnings about
25496 incompatible C pointers that are compatible ObjC pointers.
25498 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25500 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25501 call initialize_inline_failed.
25502 (initialize_inline_failed): Move it from here ...
25503 * cgraph.c (initialize_inline_failed): ... to here.
25504 (cgraph_create_edge): Call initialize_inline_failed rather than
25505 setting inline_failed directly.
25507 2009-03-29 Ben Elliston <bje@au.ibm.com>
25510 * sysv4.opt (msdata): Improve comment.
25511 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25512 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25514 2009-03-29 Ben Elliston <bje@au.ibm.com>
25517 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25518 load and store attributes.
25520 2009-03-29 Ben Elliston <bje@au.ibm.com>
25522 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25523 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25524 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25525 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25526 __builtin_infq and __builtin_huge_valq.
25528 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25530 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25532 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25533 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25535 2009-03-28 Xinliang David Li <davidxl@google.com>
25537 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25538 (do_dbg_cnt): New function.
25540 2009-03-28 Jan Hubicka <jh@suse.cz>
25542 Merge from pretty-ipa:
25544 2009-03-27 Jan Hubicka <jh@suse.cz>
25546 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25547 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25548 * passes.c (function_called_by_processed_nodes_p): New.
25549 * ipa-pure-const.c (check_call): Fix handling of operands.
25550 (analyze_function): Dump debug output for skipped bodies.
25551 (local_pure_const): Use function_called_by_processed_nodes_p.
25552 * dwarf2out.c (reference_to_unused): Use output.
25553 * passes.c (do_per_function_toporder): Likewise.
25555 2008-11-12 Jan Hubicka <jh@suse.cz>
25557 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25558 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25559 state_set_in_source enum
25560 (check_decl): Ignore memory tags; do not set fake looping flags;
25562 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25563 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25564 (check_call, analyze_function): Rewrite.
25566 (add_new_function): Update call of analyze_function.
25567 (generate_summary): Add call of analyze_function.
25568 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25569 (local_pure_const): New function.
25570 (pass_local_pure_const): New pass.
25571 * ipa-inline.c (inline_transform): Set after_inlining.
25572 * tree-eh.c (stmt_can_throw_external): New.
25573 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25574 work with aliasing built.
25575 * tree-flow.h (stmt_can_throw_external): New.
25576 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25577 and local pure/const pass in early and late optimization queue.
25579 2009-03-28 Martin Jambor <mjambor@suse.cz>
25581 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25583 (fold_binary): Allow function decl aligment consideration is the
25584 second argument is integer constant one.
25585 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25586 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25587 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25589 2009-03-28 Jan Hubicka <jh@suse.cz>
25591 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25592 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25593 * function.h (rtl_data): Add nothrow flag.
25594 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25595 set DECL_NOTHROW for AVAILABLE functions.
25597 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25599 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25600 following vector keyword has expansion starting with pixel or bool
25601 keyword, expand vector to __vector and pixel or bool to __pixel or
25605 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25606 warn_if_disallowed_function_p): Removed.
25607 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25608 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25609 warning_if_disallowed_function_p.
25610 * flags.h (warn_if_disallowed_function_p,
25611 warn_disallowed_functions): Removed.
25612 * common.opt (Wdisallowed-function-list=): Removed.
25613 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25615 2009-03-28 Richard Guenther <rguenther@suse.de>
25617 PR tree-optimization/38723
25618 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25621 2009-03-28 Jan Hubicka <jh@suse.cz>
25623 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25624 test introduced by my previous patch.
25626 2009-03-28 Richard Guenther <rguenther@suse.de>
25628 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25629 the PHIs value undefined.
25631 2009-03-28 Jan Hubicka <jh@suse.cz>
25633 * tree-pass.h (pass_fixup_cfg): New pass.
25634 * ipa-inline.c (inline_transform): Set
25635 always_inline_functions_inlined/after_inlining.
25636 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25637 (pass_fixup_cfg): New pass.
25638 * passes.c (init_optimization_passes): Add fixup_cfg.
25640 2009-03-28 Richard Guenther <rguenther@suse.de>
25642 PR tree-optimization/38458
25643 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25644 argument use the arguments copy-of value.
25646 2009-03-28 Richard Guenther <rguenther@suse.de>
25648 PR tree-optimization/38180
25649 * tree-ssa-ccp.c (get_default_value): Simplify.
25650 (likely_value): Likewise.
25651 (surely_varying_stmt_p): Properly handle VOP case.
25652 (ccp_initialize): Likewise.
25653 (ccp_fold): Handle propagating through *&.
25654 (fold_const_aggregate_ref): Also handle decls.
25656 2009-03-28 Jan Hubicka <jh@suse.cz>
25658 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25659 * cgraph.h (cgraph_node): Likewise.
25660 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25661 (cgraph_reset_node): Use process flag.
25662 (cgraph_mark_functions_to_output): Likewise.
25663 (cgraph_expand_function): Likewise.
25664 (cgraph_expand_all_functions): Likewise.
25665 (cgraph_output_in_order): Likewise.
25666 * dwarf2out.c (reference_to_unused): Likewise.
25667 * passes.c do_per_function_toporder): Likewise.
25669 2009-03-28 Jan Hubicka <jh@suse.cz>
25671 Bring from lto-branch:
25673 2008-09-03 Doug Kwan <dougkwan@google.com>
25675 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25676 enums instead of reason strings.
25677 * cgraph.c (cgraph_create_edge): Same.
25678 (cgraph_inline_failed_string): New function.
25679 * cgraph.h (cgraph_inline_failed_t): New enum type.
25680 (cgraph_inline_failed_string): New prototype.
25681 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25682 char pointer to cgraph_inline_failed_t.
25683 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25684 (cgraph_default_inline_p): Ditto.
25685 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25686 to cgraph_inline_failed_t pointer.
25687 * cif-code.def: New file.
25688 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25690 (cgraph_check_inline_limits): Change type of REASON to pointer to
25691 cgraph_inline_failed_t. Replace reason strings with enums.
25692 (cgraph_default_inline_p): Ditto.
25693 (cgraph_recursive_inlining_p): Ditto.
25694 (update_caller_keys): Change type of FAILED_REASON to
25695 cgraph_inline_failed_t.
25696 (cgraph_set_inline_failed): Change type of REASON to pointer to
25697 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25698 convert enums to strings for text output.
25699 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25700 to be of type cgraph_inline_failed_t. Replace reason strings with
25701 enums. Call cgraph_inline_failed_string to covert enums
25702 to strings for text output.
25703 (cgraph_decide_inlining): Replace reason strings with enums.
25704 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25705 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25707 * tree-inline.c (expand_call_inline): Change type of REASON
25708 to cgraph_inline_failed_t. Replace reason strings with enums.
25709 Call cgraph_inline_failed_string for text output.
25710 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25713 2009-03-28 Jan Hubicka <jh@suse.cz>
25715 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25716 cgraph_clone_node): Remove master clone handling.
25717 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25718 * cgraph.h (master_clone): Remove.
25719 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25720 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25721 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25723 2009-03-28 Jan Hubicka <jh@suse.cz>
25725 * cgraph.c (cgraph_function_body_availability): Functions declared
25726 inline are always safe to assume that it is not going to be replaced.
25728 2009-03-28 Richard Guenther <rguenther@suse.de>
25730 PR tree-optimization/38513
25731 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25732 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25733 EXC_PTR_EXPR and FILTER_EXPR.
25734 (get_ref_from_reference_ops): Likewise.
25736 2009-03-28 Richard Guenther <rguenther@suse.de>
25738 PR tree-optimization/38968
25739 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25740 Use FLOOR_MOD_EXPR to compute misalignment.
25742 2009-03-28 Richard Guenther <rguenther@suse.de>
25744 PR tree-optimization/37795
25745 * tree.h (combine_comparisons): Declare.
25746 * fold-const.c (combine_comparisons): Export.
25747 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25749 (ifcombine_iforif): Use combine_comparisons.
25751 2009-03-28 Jan Hubicka <jh@suse.cz>
25753 * tree-eh.c (inlinable_call_p): New function.
25754 (make_eh_edges): Use it.
25755 (verify_eh_edges): Use it.
25756 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25757 * except.c (reachable_next_level): Add inlinable_function argument
25758 (sjlj_find_directly_reachable_regions): Update.
25759 (add_reachable_handler): Do not set saw_any_handlers.
25760 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25761 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25762 Add new inlinable call parameter.
25763 (can_throw_internal, can_throw_external): Update.
25764 * except.h (can_throw_internal_1, can_throw_external_1,
25765 foreach_reachable_handler): Update declaration.
25767 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25769 * config/arm/t-arm-coff, config/h8300/coff.h,
25770 config/i386/i386-aout.h, config/i386/i386-coff.h,
25771 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25772 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25773 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25774 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25775 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25776 sys-types.h: Remove.
25777 * Makefile.in: Remove protoize and fixproto support and references
25779 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25780 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25782 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25783 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25784 unprotoize$(exeext).
25785 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25786 (.PHONY): Don't depend on proto.
25787 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25788 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25789 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25790 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25791 build/gen-protos.o, build/scan.o, xsys-protos.h,
25792 build/fix-header$(build_exeext), build/fix-header.o,
25793 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25794 stmp-install-fixproto): Remove.
25795 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25796 SYSCALLS.c or fixproto files.
25797 (install-common): Don't install protoize.
25798 (install-headers-tar, install-headers-cpio, install-headers-cp):
25799 Don't depend on $(STMP_FIXPROTO).
25800 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25801 install fixproto files or write out fixproto settings.
25802 (uninstall): Don't uninstall protoize.
25803 * config.gcc (use_fixproto): Remove.
25804 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25805 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25806 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25807 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25808 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25809 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25810 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25811 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25812 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25813 * config/t-vxworks (STMP_FIXPROTO): Remove.
25814 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25815 STMP_FIXPROTO): Remove.
25816 * config.in, configure: Regenerate.
25817 * crtstuff.c (gid_t, uid_t): Don't undefine.
25818 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25819 (arm-*-coff, arm-*-aout: Remove target entries.
25820 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25821 Remove mention of AIX 4.1.
25822 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25823 * doc/invoke.texi (Running Protoize): Remove.
25824 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25825 (Protoize Caveats): Remove.
25826 * tsystem.h: Update comments on headers assumed to exist.
25828 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25830 * genautomata.c: Add a new year to the copyright. Add a new
25832 (struct insn_reserv_decl): Add comments for member bypass_list.
25833 (find_bypass): Remove.
25834 (insert_bypass): New.
25835 (process_decls): Use insert_bypass.
25836 (output_internal_insn_latency_func): Output all bypasses with the
25837 same input insn in one switch case.
25839 * rtl.def (define_bypass): Describe bypass choice.
25840 * doc/md.texi (define_bypass): Ditto.
25842 2009-03-27 Richard Guenther <rguenther@suse.de>
25844 * gimplify.c (mark_addressable): Export.
25845 * tree-flow.h (mark_addressable): Declare.
25846 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25847 * tree-ssa.c (verify_phi_args): Verify that address taken
25848 variables have TREE_ADDRESSABLE set.
25850 2009-03-27 Richard Guenther <rguenther@suse.de>
25852 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25853 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25854 Do not mark decls TREE_ADDRESSABLE.
25855 (build_fold_addr_expr): Adjust.
25856 (fold_addr_expr): Remove.
25857 (fold_unary): Use build_fold_addr_expr.
25858 (fold_comparison): Likewise.
25859 (split_address_to_core_and_offset): Likewise.
25860 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25862 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25863 (gimplify_modify_expr_to_memcpy): Mark source and destination
25865 * omp-low.c (create_omp_child_function): Mark the object decl
25867 (lower_rec_input_clauses): Mark the var we take the address of
25869 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25871 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25873 PR middle-end/39315
25874 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25875 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25877 2009-03-27 Richard Guenther <rguenther@suse.de>
25879 PR tree-optimization/39120
25880 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25882 (handle_lhs_call): Process return constraints. Add escape
25883 constraints if necessary.
25884 (handle_const_call): Fill out return constraints. Make nested
25885 case more precise. Avoid consttmp if possible.
25886 (handle_pure_call): Fill out return constraints. Avoid
25887 callused if possible.
25888 (find_func_aliases): Simplify call handling.
25890 2009-03-27 Richard Guenther <rguenther@suse.de>
25892 PR tree-optimization/39120
25893 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25894 as a representative.
25895 (solve_graph): Do propagate CALLUSED.
25896 (handle_pure_call): Use a scalar constraint from CALLUSED for
25898 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25901 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25904 * c-common.c (handle_aligned_attribute): Properly check alignment
25905 overflow. Use (1U << i) instead of (1 << i).
25907 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25909 * expr.h (get_mem_align_offset): Updated.
25911 * tree.h (tree_decl_common): Change align to "unsigned int" and
25912 move it before pointer_alias_set.
25914 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25915 Jakub Jelinek <jakub@redhat.com>
25918 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25919 gr_register_operand with gr_reg_or_0_operand.
25920 (cmpxchg_rel_di): Likewise.
25921 (sync_lock_test_and_set<mode>): Likewise.
25923 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25925 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25926 (true_regnum): Likewise.
25928 * rtlanal.c (subreg_info): Moved to ...
25929 * rtl.h (subreg_info): Here. New.
25930 (subreg_get_info): New.
25932 * rtlanal.c (subreg_get_info): Make it extern.
25934 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25937 * config/i386/i386.c (ix86_abi): New.
25938 (override_options): Handle -mabi=.
25939 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25940 (ix86_call_abi_override): Likewise.
25941 (init_cumulative_args): Likewise.
25942 (function_arg_advance): Likewise.
25943 (function_arg_64): Likewise.
25944 (function_arg): Likewise.
25945 (ix86_pass_by_reference): Likewise.
25946 (ix86_function_value_regno_p): Likewise.
25947 (ix86_build_builtin_va_list_abi): Likewise.
25948 (setup_incoming_varargs_64): Likewise.
25949 (is_va_list_char_pointer): Likewise.
25950 (ix86_init_machine_status): Likewise.
25951 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25952 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25953 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25954 (ix86_function_abi): Make it static and return enum calling_abi.
25955 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25957 (ix86_fn_abi_va_list): Updated.
25959 * config/i386/i386.h (ix86_abi): New.
25960 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25961 (CONDITIONAL_REGISTER_USAGE): Likewise.
25962 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25963 (machine_function): Likewise.
25965 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25967 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25968 (STACK_BOUNDARY): Likewise.
25969 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25971 * config/i386/i386.opt (mabi=): New.
25973 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25974 return enum calling_abi.
25975 (ix86_function_type_abi): Likewise.
25976 (ix86_function_abi): Removed.
25978 * doc/invoke.texi: Document -mabi= option for x86.
25980 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25982 * builtins.c (real_dconstp): Delete.
25983 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25985 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25986 Jakub Jelinek <jakub@redhat.com>
25989 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25990 (gen_subprogram_die): When a function is explicit, generate the
25991 DW_AT_explicit attribute.
25992 * langhooks.h (struct lang_hooks_for_decls): Add
25993 function_decl_explicit_p langhook.
25994 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25995 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25997 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25999 * builtins.c (fold_builtin_memory_op): Optimize memmove
26000 into memcpy if we can prove source and destination don't overlap.
26002 * tree-inline.c: Include gt-tree-inline.h.
26003 (clone_fn_id_num): New variable.
26004 (clone_function_name): New function.
26005 (tree_function_versioning): Use it.
26006 * Makefile.in (GTFILES): Add tree-inline.c.
26008 2009-03-27 Mark Mitchell <mark@codesourcery.com>
26010 * BASE-VER: Change to 4.5.0.
26012 2009-03-27 Xinliang David Li <davidxl@google.com>
26014 PR tree-optimization/39557
26015 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
26017 2009-03-27 Xinliang David Li <davidxl@google.com>
26019 PR tree-optimization/39548
26020 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
26023 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26025 * c-common.c (pointer_int_sum): Use %wd on return from
26028 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26030 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
26031 on return from tree_low_cst.
26033 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
26036 * ginclude/stdarg.h (va_copy): Define also for
26037 __GXX_EXPERIMENTAL_CXX0X__.
26039 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26042 * builtins.h (c_strlen): Do not warn here.
26043 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
26044 * c-common.c (pointer_int_sum): Take an explicit location.
26045 Warn about offsets out of bounds.
26046 * c-common.h (pointer_int_sum): Adjust declaration.
26048 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26050 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
26053 2009-03-26 Jakub Jelinek <jakub@redhat.com>
26056 * opts.c (warn_if_disallowed_function_p): Don't assume
26057 get_callee_fndecl must return non-NULL.
26059 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
26061 PR rtl-optimization/39522
26062 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
26063 when reg_reloaded_valid is set.
26065 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26067 * config/spu/divv2df3.c: New file.
26068 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
26069 (DPBIT_FUNCS): Filter out _div_df.
26071 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
26073 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
26074 a jump insn, count that jump in the distance to the loop start.
26076 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
26079 * config/sh/sh.c (calc_live_regs): Fix condition for global
26080 registers except PIC_OFFSET_TABLE_REGNUM.
26082 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
26085 * doc/invoke.texi (-mconsole): New.
26087 (-mno-cygwin): New.
26089 (-mnop-fun-dllimport): New.
26093 (sub section "i386 and x86-64 Windows Options"): New.
26095 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
26097 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
26098 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
26100 2009-03-25 Richard Guenther <rguenther@suse.de>
26102 PR middle-end/39497
26103 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
26106 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
26108 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
26109 neither of haifa/selective schedulers are working.
26111 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26113 * doc/invoke.texi (Debugging Options): Fix description of
26114 -fno-merge-debug-strings.
26116 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
26118 * config/cris/libgcc.ver: New version-script.
26119 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
26121 * configure.ac <GAS features, nop mnemonic>: Add pattern
26122 crisv32-*-* for "nop".
26123 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
26124 * configure: Regenerate.
26126 2009-03-24 Ira Rosen <irar@il.ibm.com>
26128 PR tree-optimization/39529
26129 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
26130 mark_sym_for_renaming for the tag copied to the new vector
26133 2009-03-24 Arthur Loiret <aloiret@debian.org>
26135 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
26136 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
26137 EXTRA_SPEC_FUNCTIONS.
26138 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
26139 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
26140 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
26141 -march and -mtune options.
26143 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
26145 * config/m68k/t-rtems: Add m5329 multilib.
26147 2009-03-24 Dodji Seketeli <dodji@redhat.com>
26148 Jakub Jelinek <jakub@redhat.com>
26151 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
26154 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26157 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
26158 instead of c_parser_expression_conv, if original_code isn't one of the
26159 4 allowed comparison codes, fail.
26161 2009-03-23 Richard Guenther <rguenther@suse.de>
26163 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
26164 * tree.h (struct tree_type): Likewise.
26165 * reload.h (struct insn_chain): Likewise.
26166 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
26167 * function.h (struct function): Likewise.
26168 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
26170 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26172 PR tree-optimization/39516
26173 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
26175 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
26177 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
26178 should be set true if BITS_PER_WORD of target is bigger than 32
26180 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
26182 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
26183 Translate -B-options to -rpath-link. Correct existing
26184 rpath-link and conditionalize on !nostdlib.
26186 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26188 * doc/extend.texi (Function Attributes, Variable Attributes):
26190 * doc/invoke.texi (Debugging Options, Optimize Options)
26191 (i386 and x86-64 Options, MCore Options): Likewise.
26193 2009-03-20 Jakub Jelinek <jakub@redhat.com>
26196 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
26197 it for block local namespace aliases.
26198 (gen_decl_die): Pass context_die to gen_namespace_die.
26200 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26203 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
26204 minimum or maximum value.
26206 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
26208 * reginfo.c (globalize_reg): Recompute derived reg sets.
26210 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
26213 * libgcc2.c (mprotect): Do not use signed arguments for
26214 VirtualProtect, use DWORD arguments. Also fix the 'may
26215 be used uninitialized' warning for the np variable.
26217 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26220 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
26221 functions using regparm calling conventions when not optimizing.
26222 (ix86_function_sseregparm): Similarly for sseregparm calling
26225 2009-03-19 Li Feng <nemokingdom@gmail.com>
26227 PR middle-end/39500
26228 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
26229 dependence if the first conflict is after niter iterations.
26231 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
26233 PR middle-end/38609
26234 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
26235 functions with dynamic stack-pointer adjustments.
26237 2009-03-19 Ben Elliston <bje@au.ibm.com>
26239 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
26240 option; change to -msdata=data.
26242 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26244 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
26247 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
26250 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
26252 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
26254 * doc/invoke.texi (Code Gen Options): Expand discussion of
26257 2009-03-18 Jakub Jelinek <jakub@redhat.com>
26259 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
26260 * matrix-reorg.c (struct matrix_info): Likewise.
26261 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
26262 * rtl.h (struct mem_attrs): Likewise.
26263 * df.h (struct df): Likewise.
26264 * tree-data-ref.h (struct data_dependence_relation): Likewise.
26265 * ira-int.h (struct ira_allocno): Likewise.
26266 * df-scan.c (struct df_collection_rec): Likewise.
26267 * ira.c (struct equivalence): Likewise.
26268 * function.c (struct temp_slot): Likewise.
26269 * cfgloop.h (struct loop): Likewise.
26272 * function.c (use_register_for_decl): When not optimizing, disregard
26273 register keyword for variables with types containing methods.
26275 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
26277 PR middle-end/39447
26278 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
26279 (is_simple_operand): Call contains_component_ref_p before calling data
26280 reference analysis that would fail on COMPONENT_REFs.
26282 * tree-vrp.c (search_for_addr_array): Fix formatting.
26284 2009-03-18 Richard Guenther <rguenther@suse.de>
26286 * tree-vect-transform.c (vect_loop_versioning): Fold the
26287 generated comparisons.
26288 * tree-vectorizer.c (set_prologue_iterations): Likewise.
26289 (slpeel_tree_peel_loop_to_edge): Likewise.
26291 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26293 PR middle-end/37805
26294 * opts.c (print_specific_help): In addition to `undocumented',
26295 accept `separate' and `joined' flags if passed alone. Describe
26296 output by the first matched one of those.
26297 (common_handle_option): Skip over empty strings.
26298 * gcc.c (display_help): Fix help string for `--help='.
26299 * doc/invoke.texi (Option Summary, Overall Options): With
26300 `--help=', classes and qualifiers can both be repeated, but
26301 only the latter can be negated. One should not pass only
26302 negated qualifiers. Fix markup and examples.
26305 2008-10-14 Jakub Jelinek <jakub@redhat.com>
26306 PR middle-end/37805
26307 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
26308 and -fhelp=separate.
26310 2009-03-17 Jing Yu <jingyu@google.com>
26312 PR middle-end/39378
26313 * function.h (struct rtl_data): Move is_thunk from here...
26314 (struct function): ...to here.
26315 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
26316 * varasm.c (assemble_start_function): Change is_thunk from crtl to
26318 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
26320 (alpha_does_function_need_gp, alpha_start_function): Likewise.
26321 (alpha_output_function_end_prologue): Likewise.
26322 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
26323 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
26324 (rs6000_output_function_epilogue): Likewise.
26325 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
26327 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
26330 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
26331 from different units in a single alternative.
26332 (*truncdfsf_i387): Ditto.
26333 (*truncxfsf2_mixed): Ditto.
26334 (*truncxfdf2_mixed): Ditto.
26336 2009-03-17 Jakub Jelinek <jakub@redhat.com>
26338 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
26339 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
26342 * tree-ssa-live.c (remove_unused_locals): Don't remove local
26343 unused non-artificial variables when not optimizing.
26346 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
26347 DW_TAG_imported_module even if decl is IMPORTED_DECL with
26348 NAMESPACE_DECL in its DECL_INITIAL.
26350 PR middle-end/39443
26351 * optabs.c (set_user_assembler_libfunc): New function.
26352 * expr.h (set_user_assembler_libfunc): New prototype.
26353 * c-common.c: Include libfuncs.h.
26354 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
26355 for memcmp, memset, memcpy, memmove and abort.
26356 * Makefile.in (c-common.o): Depend on libfuncs.h.
26359 * dwarf2out.c (gen_inlined_enumeration_type_die,
26360 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26361 gen_tagged_type_instantiation_die): Removed.
26362 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26365 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26368 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26370 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26371 (check-parallel-%): Ditto.
26372 (check-consistency): Ditto.
26374 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26376 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26377 local variable rhs by NULL_TREE.
26379 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26382 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26384 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26387 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26389 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26392 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26393 for ms->sysv ABI calls only in 64bit mode.
26395 * config/i386/i386.md (untyped_call): Support 32bit.
26397 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26399 * doc/extend.texi: Replace x86_65 with x86_64.
26401 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26403 PR tree-optimization/39455
26404 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26405 mismatches for POINTER_TYPE_P (type).
26406 (number_of_iterations_le): Likewise.
26408 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26410 * config/picochip/picochip.c: Removed profiling support.
26411 * config/picochip/picochip.md: Removed profiling instruction.
26412 * config/picochip/picochip.h: Removed profiling builtin.
26414 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26416 * doc/install.texi (--with-host-libstdcxx): Document.
26418 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26421 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26422 generate a warning if the function name does not begin with
26423 "__vector" and the function has either the 'signal' or 'interrupt'
26424 attribute, from here to ...
26425 (avr_declare_function_name): ...here. New function.
26426 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26427 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26429 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26432 * cse.c (fold_rtx): Don't modify original const_arg1 when
26433 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26434 separate variable instead.
26435 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26436 from out of range shift counts.
26437 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26439 2009-03-13 Catherine Moore <clm@codesourcery.com>
26441 * config/i386/x-mingw32 (host-mingw32.o): Replace
26442 diagnostic.h with $(DIAGNOSTIC_H).
26444 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26447 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26449 * config/i386/sync.md (sync_compare_and_swap<mode>,
26450 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26451 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26453 (sync_double_compare_and_swapdi_pic,
26454 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26455 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26457 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26460 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26462 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26465 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26466 (avx_addsubv4df3): Likewise.
26467 (*avx_addsubv4sf3): Likewise.
26468 (sse3_addsubv4sf3): Likewise.
26470 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26473 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26475 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26478 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26479 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26480 registers for allocnos created from user-defined variables.
26482 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26485 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26486 of non-integer mode as well.
26488 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26490 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26491 for functions for which the parameter types are unknown.
26493 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26496 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26497 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26498 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26499 * config/i386/i386.c (ix86_local_alignment): For
26500 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26501 long long variables on the stack to avoid dynamic realignment.
26502 Allow the first argument to be a decl rather than type.
26503 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26505 2009-03-11 Nick Clifton <nickc@redhat.com>
26508 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26510 Add description to mno-lsim option.
26511 * config/mcore/mcore.h: Remove comment about deprecated m4align
26513 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26514 * doc/invoke.texi: Add description of mno-lsim and
26515 mstack-increment options.
26517 * config/fr30/fr30.opt: Document the -mno-lsim option.
26518 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26519 and -mno-lsim options.
26521 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26523 * fold-const.c (fold_comparison): Only call fold_inf_compare
26524 if the mode supports infinities.
26526 2009-03-11 Jason Merrill <jason@redhat.com>
26529 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26530 end already did. Notice GIMPLE_CALL modifications of the result.
26531 Don't copy debug information from an ignored decl or a decl from
26534 2009-03-10 Richard Guenther <rguenther@suse.de>
26535 Nathan Froyd <froydnj@codesourcery.com>
26537 PR middle-end/37850
26538 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26539 (__divMODE3): Likewise.
26541 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26543 PR tree-optimization/39394
26544 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26545 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26547 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26549 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26550 inline asms for register asm ("") declarations.
26552 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26554 * fold-const.c (fold_unary): Fix comment.
26556 2009-03-07 Jan Hubicka <jh@suse.cz>
26559 * tree-inline.c (setup_one_parameter): Do replacement of const
26560 argument by constant in SSA form.
26562 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26564 PR middle-end/38028
26565 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26566 determine alignment passed to assign_stack_local.
26567 (assign_parms_unsplit_complex): Likewise.
26568 * except.c (sjlj_build_landing_pads): Likewise.
26570 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26572 PR middle-end/39360
26573 * tree-flow.h (add_referenced_var): Return bool instead of void.
26574 * tree-dfa.c (add_referenced_var): Return result of
26575 referenced_var_check_and_insert call.
26576 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26577 of referenced_var_check_and_insert.
26580 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26581 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26582 DIE, don't emit it if abstract origin already has it.
26583 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26584 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26586 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26588 * genpreds.c (needs_variable): Fix parentheses at variable name
26590 (write_tm_constrs_h): Indent generated code.
26592 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26594 * doc/extend.texi (Function Attributes): Add documentation
26595 for isr attributes.
26597 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26600 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26601 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26603 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26605 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26608 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26611 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26612 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26614 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26616 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26617 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26618 constants instead of magic numbers.
26619 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26621 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26622 (x86_64_ms_abi_int_parameter_registers): Ditto.
26623 (x86_64_int_return_registers): Ditto.
26624 (ix86_maybe_switch_abi): Ditto.
26625 (ix86_expand_call): Ditto for clobbered_registers array.
26626 (ix86_hard_regno_mode_ok): Ditto.
26627 (x86_extended_QIreg_mentioned_p): Ditto.
26629 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26631 PR tree-optimization/39349
26632 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26634 * combine.c (gen_lowpart_for_combine): Use omode when generating
26637 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26639 PR rtl-optimization/39235
26640 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26642 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26644 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26646 2009-03-04 Richard Guenther <rguenther@suse.de>
26648 PR tree-optimization/39362
26649 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26650 that occur in abnormal PHIs should be varying.
26652 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26654 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26656 (simple_iv): Take loop as an argument instead of statement.
26657 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26658 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26660 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26662 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26663 * matrix-reorg.c (analyze_transpose): Ditto.
26664 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26665 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26666 * tree-predcom.c (ref_at_iteration): Ditto.
26667 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26669 2009-03-04 Richard Guenther <rguenther@suse.de>
26671 PR tree-optimization/39358
26672 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26673 escaped_id and callused_id.
26674 (solve_graph): Likewise.
26676 2009-03-04 Richard Guenther <rguenther@suse.de>
26678 PR tree-optimization/39339
26679 * tree-sra.c (try_instantiate_multiple_fields): Make it
26680 no longer ICE on the above.
26682 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26684 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26685 that fits within Pmode.
26687 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26689 PR middle-end/10109
26690 * tm.texi (LIBCALL_VALUE): Update description.
26692 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26694 PR middle-end/34443
26695 * doc/extend.texi (section): Update description.
26697 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26699 PR middle-end/39345
26700 * tree-inline.c (remapped_type): New.
26701 (can_be_nonlocal): Call remapped_type instead of remap_type.
26703 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26706 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26707 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26709 2009-03-03 Richard Guenther <rguenther@suse.de>
26711 PR middle-end/39272
26712 * tree.c (tree_nonartificial_location): New function.
26713 * tree.h (tree_nonartificial_location): Declare.
26714 * builtins.c (expand_builtin_memory_chk): Provide location
26715 of the call location for artificial function pieces.
26716 (maybe_emit_chk_warning): Likewise.
26717 (maybe_emit_sprintf_chk_warning): Likewise.
26718 (maybe_emit_free_warning): Likewise.
26719 * expr.c (expand_expr_real_1): Likewise.
26721 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26723 PR tree-optimization/39343
26724 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26725 COMPONENT_REF t has ARRAY_TYPE.
26727 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26729 PR middle-end/39335
26730 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26731 when the type precision of the induction variable should be
26732 larger than the type precision of nit.
26733 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26734 * graphite.c (graphite_loop_normal_form): Same.
26735 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26737 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26739 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26740 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26741 numbers to describe clobbered registers.
26742 (*call_value_0_rex64_ms_sysv): Ditto.
26743 * config/i386/mmx.md (mmx_emms): Ditto.
26744 (mmx_femms): Ditto.
26746 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26748 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26751 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26753 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26754 (spu_section_type_flags): New function.
26756 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26758 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26759 reg_class_contents of FLOAT_REGS into a temporary.
26761 2009-03-02 Richard Guenther <rguenther@suse.de>
26762 Ira Rosen <irar@il.ibm.com>
26764 PR tree-optimization/39318
26765 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26766 information to the vectorized statement.
26768 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26770 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26771 variable. Use defined names instead of magic constants for REX SSE
26774 2009-03-01 Richard Guenther <rguenther@suse.de>
26776 PR tree-optimization/39331
26777 * omp-low.c (lower_send_shared_vars): Do not receive new
26778 values for the reference of DECL_BY_REFERENCE parms or results.
26780 2009-03-01 Jan Hubicka <jh@suse.cz>
26783 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26784 BLOCK_NONLOCALIZED_VAR): New macros.
26785 (tree_block): Add nonlocalized_vars.
26786 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26787 gen_decl_die): Add origin argument. Allow generation of die with
26788 origin at hand only.
26789 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26790 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26792 (gen_block_die): Fix checking for unused blocks.
26793 (process_scope_var): Break out from .... ; work with origins only.
26794 (decls_for_scope) ... here; process nonlocalized list.
26795 (dwarf2out_ignore_block): Look for nonlocalized vars.
26796 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26798 (dump_scope_block): Dump them.
26799 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26800 (remap_block): Likewise.
26801 (can_be_nonlocal): New predicate.
26802 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26804 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26806 * configure: Regenerate.
26808 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26810 * optc-gen.awk: No need to duplicate option flags twice.
26811 Reuse help texts for duplicate options which do not have any.
26813 * gcc.c (display_help): Document --version.
26815 * gcc.c (main): If print_help_list and verbose_flag, ensure
26816 driver output comes before subprocess output.
26818 * optc-gen.awk: Assign all remaining fields to help string,
26819 space-separated, for multi-line help in *.opt.
26821 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26822 -Wno-pedantic-ms-format is for MinGW targets only.
26824 * doc/options.texi (Option file format): Fix bad indentation,
26825 restoring dropped sentence.
26827 2009-02-28 Jan Hubicka <jh@suse.cz>
26829 * tree-inline.c (tree_function_versioning): Output debug info.
26831 2009-02-28 Jan Hubicka <jh@suse.cz>
26834 * tree-inline.c (setup_one_parameter): Do not copy propagate
26835 arguments when not optimizing.
26837 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26840 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26841 (avx_addsubv4df3): Likewise.
26842 (*avx_addsubv4sf3): Likewise.
26843 (sse3_addsubv4sf3): Likewise.
26844 (*avx_addsubv2df3): Likewise.
26845 (sse3_addsubv2df3): Likewise.
26846 (avx_unpckhps256): Correct item selectors.
26847 (avx_unpcklps256): Likewise.
26848 (avx_unpckhpd256): Likewise.
26849 (avx_unpcklpd256): Likewise.
26851 2009-02-28 Jan Hubicka <jh@suse.cz>
26853 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26855 (copy_arguments_for_versioning): If var is declared don't declare it.
26856 (tree_function_versioning): First setup substitutions and then copy
26859 2009-02-27 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 2009-02-27 Jan Hubicka <jh@suse.cz>
26876 * tree.h (TREE_PROTECTED): Fix comment.
26877 (BLOCK_HANDLER_BLOCK): Remove.
26878 (struct tree_block): Remove handler_block add body_block.
26879 (inlined_function_outer_scope_p): New.
26880 (is_body_block): Remove.
26881 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26882 * dwarf2out.c (is_inlined_entry_point): Remove.
26883 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26884 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26886 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26887 * gimplify.c (gimplify_expr): Gimplify body blocks.
26888 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26889 block with multiple subblocks.
26890 (dump_scope_block): Prettier output; dump more flags and info.
26891 (dump_scope_blocks): New.
26892 (remove_unused_locals): Use dump_scope_blocks.
26893 * tree-flow.h (dump_scope_blocks): Declare.
26894 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26895 * stmt.c (is_body_block): Remove.
26896 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26897 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26899 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26901 PR middle-end/39308
26902 * graphite.c (graphite_loop_normal_form): Do not call
26903 number_of_iterations_exit from a gcc_assert.
26905 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26907 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26908 jumps if COND is NULL.
26909 (find_cond_jump): New function.
26910 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26911 * config/s390/s390.md: Remove z10_cobra attribute value.
26913 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26915 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26916 force_const_mem returns NULL_RTX.
26918 2009-02-26 Jan Hubicka <jh@suse.cz>
26921 * cgraph.h (varpool_output_debug_info): Remove.
26922 * cgraphunit.c (varpool_output_debug_info): Remove.
26923 * dwarf2out.c (deferred_locations_struct): New struct
26924 (deferred_locations): New type.
26925 (deferred_locations_list): New static var.
26926 (deffer_location): New function.
26927 (gen_variable_die): Use it.
26928 (decls_for_scope): Output info on local static vars.
26929 (dwarf2out_finish): Process deferred locations.
26930 * varpool.c (varpool_output_debug_info): Remove.
26932 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26934 PR rtl-optimization/39241
26935 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26936 to subreg_offset_representable_p.
26938 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26940 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26941 execute function prototype. Get f and nregs from max_reg_num
26942 and get_insns. Remove the first backward pass as it's dead,
26943 guard the forward pass by flag_expensive_optimizations.
26944 (rest_of_handle_regmove): Delete.
26945 (pass_regmove): Replace it with regmove_optimize.
26947 2009-02-25 Martin Jambor <mjambor@suse.cz>
26949 PR tree-optimization/39259
26950 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26951 calls_alloca function flags.
26952 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26953 calls are detected.
26955 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26957 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26958 flags_set_1_rtx, flags_set_1_set): Delete.
26959 (regmove_optimize): Do not call mark_flags_life_zones.
26961 2009-02-24 Julian Brown <julian@codesourcery.com>
26964 * config/arm/arm.c (require_pic_register): Only set
26965 cfun->machine->pic_reg once per function.
26967 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26969 * doc/invoke.texi (Link Options): Document an easier way to pass
26970 options that take arguments to the GNU linker using -Xlinker and -Wl.
26972 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26975 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26977 2009-02-24 Richard Guenther <rguenther@suse.de>
26980 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26982 2009-02-24 Richard Guenther <rguenther@suse.de>
26983 Zdenek Dvorak <ook@ucw.cz>
26985 PR tree-optimization/39233
26986 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26987 from converting them to a generic type.
26989 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26991 PR tree-optimization/39260
26992 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26993 contains a condition with a real type.
26994 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26996 2009-02-23 Jason Merrill <jason@redhat.com>
26999 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
27000 narrowing_initializer_constant_valid_p.
27001 (narrowing_initializer_constant_valid_p): Don't return
27002 null_pointer_node for adding a pointer to itself.
27004 2009-02-23 Jan Hubicka <jh@suse.cz>
27007 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
27010 2009-02-23 Jan Hubicka <jh@suse.cz>
27012 PR tree-optimization/37709
27013 * tree.c (block_ultimate_origin): Move here from dwarf2out.
27014 * tree.h (block_ultimate_origin): Declare.
27015 * dwarf2out.c (block_ultimate_origin): Move to tree.c
27016 * tree-ssa-live.c (remove_unused_scope_block_p):
27017 Eliminate blocks containig no instructions nor live variables nor
27019 (dump_scope_block): New function.
27020 (remove_unused_locals): Enable removal of dead blocks by default;
27021 enable dumping at TDF_DETAILS.
27023 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
27025 * config/i386/i386.c (classify_argument): Don't allow COImode
27027 (function_arg_advance_32): Don't allow OImode.
27028 (function_arg_32): Likewise.
27029 (function_value_32): Likewise.
27030 (return_in_memory_32): Likewise.
27031 (function_arg_64): Remove OImode comment.
27033 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
27036 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
27037 ix86_expand_vector_set for V4DImode in 64bit mode only.
27038 (ix86_expand_vector_init_one_var): Likewise.
27040 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
27042 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
27044 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
27047 * loop-iv.c: Revert last change.
27048 * emit-rtl.c: Likewise.
27050 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
27053 * config/i386/i386.c (type_natural_mode): Remove an extra
27054 space in the warning message.
27055 (function_value_32): Handle 32-byte vector modes.
27056 (return_in_memory_32): Likewise.
27058 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
27060 * loop-iv.c (truncate_value): New function.
27061 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
27063 (lowpart_subreg): Move to...
27064 * emit-rtl.c: ...here.
27066 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
27068 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
27069 accidental and undocumented change at revision 140860.
27071 2009-02-21 Joseph Myers <joseph@codesourcery.com>
27073 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
27074 take gimple_seq * arguments.
27075 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
27076 types_compatible_p langhook.
27078 2009-02-20 Mark Mitchell <mark@codesourcery.com>
27079 Joseph Myers <joseph@codesourcery.com>
27081 * config/arm/arm.c (arm_builtin_va_list): New function.
27082 (arm_expand_builtin_va_start): Likewise.
27083 (arm_gimplify_va_arg_expr): Likewise.
27084 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
27085 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
27086 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
27087 (va_list_type): New variable.
27088 (arm_mangle_type): Mangle va_list_type appropriately.
27090 2009-02-20 Jakub Jelinek <jakub@redhat.com>
27092 PR middle-end/39157
27093 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
27094 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
27095 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
27096 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
27097 parameter to 1000 for -O1 by default.
27098 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
27100 * loop-invariant.c: Include params.h.
27101 (move_loop_invariants): Don't call move_single_loop_invariants on
27104 2009-02-20 Jaka Mocnik <jaka@xlab.si>
27106 * calls.c (emit_library_call_value_1): Use slot_offset instead of
27107 offset when calculating bounds for indexing stack_usage_map. Fixes
27108 a buffer overflow with certain target setups.
27110 2009-02-20 Jakub Jelinek <jakub@redhat.com>
27113 * calls.c (expand_call): Clear try_tail_call if caller and callee
27114 disagree in promotion of function return value.
27116 2009-02-19 Jakub Jelinek <jakub@redhat.com>
27119 * c-common.c (c_determine_visibility): If visibility changed and
27120 DECL_RTL has been already set, call make_decl_rtl to update symbol
27123 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
27126 * varasm.c (assemble_variable): Don't check DECL_NAME when
27127 globalizing a variable.
27129 2009-02-19 Joseph Myers <joseph@codesourcery.com>
27132 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
27133 expression before any __builtin_trap call.
27134 * c-typeck.c (build_function_call): Convert and check function
27135 arguments before generating a call to a trap. Evaluate the
27136 function arguments before the trap.
27138 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
27141 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
27142 (UNSPEC_FXAM_MEM): New unspec.
27143 (fxam<mode>2_i387_with_temp): New insn and split pattern.
27144 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
27145 memory using fxam<mode>2_i387_with_temp to remove excess precision.
27147 2009-02-19 Richard Guenther <rguenther@suse.de>
27149 PR tree-optimization/39207
27150 PR tree-optimization/39074
27151 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
27152 storedanything_tree): New.
27153 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
27154 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
27155 (build_succ_graph): Add edges from STOREDANYTHING to all
27157 (init_base_vars): Initialize STOREDANYTHING.
27158 (compute_points_to_sets): Free substitution info after
27159 building the succ graph.
27160 (ipa_pta_execute): Likewise.
27162 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
27164 (do_ds_constraint): Do not add to special var or non-pointer
27166 (type_could_have_pointers): Split out from ...
27167 (could_have_pointers): ... here. For arrays use the element type.
27168 (create_variable_info_for): Initialize may_have_pointers.
27169 (new_var_info): Likewise.
27170 (handle_lhs_call): Make the HEAP variable unknown-sized.
27171 (intra_create_variable_infos): Use a type with pointers for
27172 PARM_NOALIAS, make it unknown-sized.
27174 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
27177 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
27179 2009-02-18 Jason Merrill <jason@redhat.com>
27182 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
27183 value if DECL_EXTERNAL.
27184 * tree-sra.c (sra_walk_gimple_assign): Likewise.
27185 * target.h (gcc_target::binds_local_p): Clarify "module".
27186 * tree.h (TREE_PUBLIC): Clarify "module".
27188 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
27191 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
27192 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
27194 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
27197 * c.opt (Wabi): Support C and ObjC.
27200 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
27202 * config/i386/i386.c (classify_argument): Warn once about the ABI
27203 change when passing union with long double.
27205 * doc/invoke.texi: Update -Wabi for warning psABI changes.
27207 2009-02-18 Joseph Myers <joseph@codesourcery.com>
27210 * c-parser.c (c_parser_compound_statement): Always enter and leave
27213 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27216 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
27218 2009-02-18 Jakub Jelinek <jakub@redhat.com>
27220 PR tree-optimization/36922
27221 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
27222 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
27225 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27227 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
27230 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27232 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
27234 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27236 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
27239 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
27240 Richard Sandiford <rdsandiford@googlemail.com>
27242 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
27243 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
27244 (loongson_biadd): ...this.
27246 2009-02-17 Richard Guenther <rguenther@suse.de>
27248 PR tree-optimization/39202
27249 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
27250 a var make sure to follow existing collapses.
27252 2009-02-17 Richard Guenther <rguenther@suse.de>
27254 PR middle-end/39214
27255 * langhooks.c (lhd_print_error_function): Check for NULL block.
27257 2009-02-17 Richard Guenther <rguenther@suse.de>
27259 PR tree-optimization/39204
27260 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
27263 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
27265 * config/soft-fp/double.h: Update from glibc CVS.
27267 2009-02-17 Richard Guenther <rguenther@suse.de>
27269 PR tree-optimization/39207
27270 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
27271 strict-aliasing warnings for pointers pointing to NULL.
27273 2009-02-16 Joseph Myers <joseph@codesourcery.com>
27276 * c-parser.c (c_parser_braced_init): Call pop_init_level when
27277 skipping until next close brace.
27279 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
27282 * config/i386/i386.c (ix86_expand_push): Set memory alignment
27283 to function argument boundary.
27285 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27287 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
27288 in the lea_add. Reload eventually constraints it properly.
27289 * config/picochip/constraints.md: Remove the target constraint
27290 "b", since it is not needed anymore.
27292 2009-02-16 Jakub Jelinek <jakub@redhat.com>
27294 * gthr-dce.h: Uglify function parameter and local variable names.
27295 * gthr-gnat.h: Likewise.
27296 * gthr-mipssde.h: Likewise.
27297 * gthr-nks.h: Likewise.
27298 * gthr-posix95.h: Likewise.
27299 * gthr-posix.h: Likewise.
27300 * gthr-rtems.h: Likewise.
27301 * gthr-single.h: Likewise.
27302 * gthr-solaris.h: Likewise.
27303 * gthr-tpf.h: Likewise.
27304 * gthr-vxworks.h: Likewise.
27305 * gthr-win32.h: Likewise.
27307 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
27310 * config/i386/i386.md: Restrict the new peephole2 to move
27311 between MMX/SSE registers.
27313 2009-02-15 Richard Guenther <rguenther@suse.de>
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 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27324 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
27325 spu_srqwbyte, spu_srqwbytebc): Define.
27326 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
27327 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
27328 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
27329 "shrqby_<mode>"): New insn-and-split patterns.
27330 * config/spu/spu.c (expand_builtin_args): Determine and return
27331 number of operands using spu_builtin_description data.
27332 (spu_expand_builtin_1): Use it.
27334 2009-02-13 Steve Ellcey <sje@cup.hp.com>
27337 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
27340 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27343 * config/i386/i386.c (override_options): Correct warning
27344 messages for -malign-loops, -malign-jumps and -malign-functions.
27346 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27349 * config/i386/i386.md: Restrict the new peephole2 to move
27350 between the general purpose registers.
27352 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27355 * config/i386/i386.c (type_natural_mode): Add a new argument.
27356 Return the original mode and warn ABI change if vector size is 32byte.
27357 (function_arg_advance): Updated.
27358 (function_arg): Likewise.
27359 (ix86_function_value): Likewise.
27360 (ix86_return_in_memory): Likewise.
27361 (ix86_sol10_return_in_memory): Likewise.
27362 (ix86_gimplify_va_arg): Likewise.
27363 (function_arg_32): Don't warn ABX ABI change here.
27364 (function_arg_64): Likewise.
27366 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27368 * loop-iv.c (implies_p): In the final case, test that operands 0
27369 of the two comparisons match.
27371 * config/bfin/bfin.c (find_prev_insn_start): New function.
27372 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27373 (find_next_insn_start): Move.
27375 2009-02-13 Richard Guenther <rguenther@suse.de>
27377 * configure.ac: Enable LFS.
27378 * configure: Re-generate.
27379 * config.in: Likewise.
27381 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27384 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27385 sizes on syntax error after some arguments have been parsed.
27387 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27389 * doc/invoke.texi (-fira): Remove.
27391 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27393 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27394 * recog.c: Likewise.
27397 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27399 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27400 (umul_ppmm): Likewise.
27401 (count_leading_zeros): Likewise.
27402 (count_trailing_zeros): Likewise.
27403 (UMUL_TIME): Likewise.
27405 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27407 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27408 soft-fp/t-softfp to tmake_file.
27410 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27411 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27412 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27413 IA64_BUILTIN_INFQ]: New.
27414 (ia64_init_builtins): Initialize __builtin_infq,
27415 __builtin_fabsq and __builtin_copysignq if not HPUX.
27416 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27417 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27419 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27421 (__fixtfti): Likewise.
27422 (__fixunstfti): Likewise.
27423 (__floattitf): Likewise.
27425 * config/ia64/libgcc-glibc.ver: New.
27426 * config/ia64/t-fprules-softfp: Likewise.
27427 * config/ia64/sfp-machine.h: Likewise.
27429 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27430 (LIBGCC2_TF_CEXT): Likewise.
27431 (TF_SIZE): Likewise.
27432 (TARGET_INIT_LIBFUNCS): Likewise.
27434 * config/ia64/t-glibc (SHLINB_MAPFILES):
27435 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27437 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27439 * config/i386/i386.c (construct_container): Rewrite processing
27440 BLKmode with X86_64_SSE_CLASS.
27442 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27445 * config/i386/i386.md: Replace simplify_replace_rtx with
27446 replace_rtx in the new peephole2.
27448 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27450 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27451 loop unrolling do not happen at -O2.
27453 2009-02-12 Michael Matz <matz@suse.de>
27455 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27457 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27459 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27462 2009-02-12 Ben Elliston <bje@au.ibm.com>
27464 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27465 patterns when updating the back chain. Missed in the 2009-02-10
27468 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27470 * doc/extend.texi (Decimal Floating Types): Update identifier of
27471 draft TR and list of missing support.
27473 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27475 PR middle-end/39154
27476 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27477 bit to variable length decl's flags, add it also to its
27478 pointer replacement variable.
27480 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27481 Jakub Jelinek <jakub@redhat.com>
27484 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27485 (memory_blockage): New expander.
27486 (*memory_blockage): New insn pattern.
27487 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27488 instead of general blockage at the end of function prologue when
27489 frame pointer is used to access red zone area. Do not emit blockage
27490 when profiling, it is emitted in generic code.
27491 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27492 function epilogue when frame pointer is used to access red zone area.
27494 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27497 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27498 by arithmetic with memory operands.
27499 * config/i386/predicates.md (commutative_operator): New.
27501 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27503 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27506 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27508 * alias.h (record_alias_subset): Declare.
27509 * alias.c (record_alias_subset): Make global.
27511 2009-02-10 Nick Clifton <nickc@redhat.com>
27513 * tree-parloops.c: Change license to GPLv3.
27514 * ipa-struct-reorg.c: Change license to GPLv3.
27515 * ipa-struct-reorg.h: Change license to GPLv3.
27517 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27520 * c-decl.c (start_struct): Return NULL on error.
27522 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27524 PR middle-end/39124
27525 * cfgloopmanip.c (remove_path): Call remove_bbs after
27526 cancel_loop_tree, not before it.
27529 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27530 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27531 VAR_DECLs were seen.
27532 * tree-ssa-live.c (remove_unused_locals): Recompute
27533 cfun->has_local_explicit_reg_vars.
27534 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27535 copies or clearings if cfun->has_local_explicit_reg_vars.
27537 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27540 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27541 of function prologue when frame pointer is used to access
27544 2009-02-10 Richard Guenther <rguenther@suse.de>
27546 PR middle-end/39127
27547 * gimplify.c (gimple_regimplify_operands): Always look if
27548 we need to create a temporary.
27550 2009-02-10 Richard Guenther <rguenther@suse.de>
27552 PR tree-optimization/39132
27553 * tree-loop-distribution.c (todo): New global var.
27554 (generate_memset_zero): Trigger TODO_rebuild_alias.
27555 (tree_loop_distribution): Return todo.
27557 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27560 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27561 (x86_64_reg_class_name): Removed.
27562 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27563 first one isn't X86_64_SSE_CLASS or any other ones aren't
27564 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27565 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27566 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27567 and 3 X86_64_SSEUP_CLASS.
27568 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27569 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27571 2009-02-10 Ben Elliston <bje@au.ibm.com>
27573 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27574 form instruction to update the stack back chain word, even if the
27575 user has disabled the generation of update instructions.
27576 (movdi_<mode>_update_stack): New.
27577 (movsi_update_stack): Likewise.
27578 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27579 always use an update form instruction to update the stack back
27582 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27584 PR middle-end/38953
27585 * graphite.c (if_region_set_false_region): After moving a region in
27586 the false branch of a condition, remove the empty dummy basic block.
27587 (gloog): Remove wrong fix for PR38953.
27589 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27591 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27592 generation due to implicit sign extension.
27594 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27596 PR middle-end/38981
27597 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27598 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27600 2009-02-09 Richard Guenther <rguenther@suse.de>
27602 PR middle-end/35202
27603 * convert.c (convert_to_real): Disable (float)fn((double)x)
27604 to fnf(x) conversion if errno differences may occur and
27605 -fmath-errno is set.
27607 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27609 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27610 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27611 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27613 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27616 * c-common.c (handle_alias_attribute): Disallow attribute for
27617 anything not a FUNCTION_DECL or VAR_DECL.
27619 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27622 * real.c (do_compare): Special-case compare of zero against
27623 decimal float value.
27625 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27628 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27629 as indicating flexible array members unless the field itself is
27630 being declarared as the incomplete array.
27632 2009-02-06 Jan Hubicka <jh@suse.cz>
27634 PR tree-optimization/38844
27635 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27636 is already inlined.
27638 2009-02-06 Richard Guenther <rguenther@suse.de>
27640 PR middle-end/38977
27641 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27642 fork because we may expand it as __gcov_fork.
27644 2009-02-06 Nick Clifton <nickc@redhat.com>
27646 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27648 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27650 PR tree-optimization/35659
27651 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27652 vn_phi_eq): Shortcut if hashcode does not match.
27653 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27655 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27656 and avoid iterative_hash_expr.
27657 (FOR_EACH_VALUE_ID_IN_SET): New.
27658 (value_id_compare): Remove.
27659 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27660 sort expressions by value id.
27662 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27665 * config/sh/predicates.md (general_movsrc_operand): Don't check
27666 the subreg of system registers here.
27668 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27671 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27672 on the copied decl.
27674 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27676 PR rtl-optimization/39110
27677 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27678 addresses, not aligned ones.
27680 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27681 Richard Guenther <rguenther@suse.de>
27683 PR tree-optimization/39100
27684 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27685 comment says and add edges.
27687 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27690 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27691 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27693 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27695 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27696 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27697 register_bb_in_sese, new_sese, free_sese): Moved.
27698 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27699 outermost_loop_in_scop, build_scop_iteration_domain,
27700 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27701 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27702 Use loop_in_sese_p instead of loop_in_scop_p.
27703 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27704 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27705 (scopdet_basic_block_info): Fix bug in scop detection.
27706 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27707 eq_loop_to_cloog_loop): Remove.
27708 (nb_loops_around_loop_in_scop, nb_loop
27709 ref_nb_loops): Moved here...
27710 * graphite.h (ref_nb_loops): ... from here.
27711 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27712 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27713 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27715 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27716 Hans-Peter Nilsson <hp@axis.com>
27718 PR rtl-optimization/37889
27719 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27720 Move offset handling from PLUS to before the switch. Use new
27721 arguments when considering SYMBOL_REFs too.
27722 (rtx_addr_can_trap_p): Pass dummy offset and size.
27723 (enum may_trap_p_flags): Remove.
27724 (may_trap_p_1): Pass size from MEM_SIZE.
27726 PR rtl-optimization/38921
27727 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27728 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27729 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27730 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27732 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27734 AVX Programming Reference (January, 2009)
27735 * config/i386/sse.md (*vpclmulqdq): New.
27737 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27739 PR tree-optimization/38977
27740 PR gcov-profile/38292
27741 * calls.c (special_function_p): Disregard __builtin_ prefix.
27743 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27745 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27746 non-indexable addresses even before reload.
27748 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27751 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27752 as having variable size. Do not give an error for unnamed
27753 parameters with [*] declarators. Give a warning for type names
27754 with [*] declarators and mark them as variable size.
27755 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27756 for sizeof applied to [*] type names.
27758 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27761 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27763 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27765 * gcc.c (process_command): Update copyright notice dates.
27766 * gcov.c (print_version): Likewise.
27767 * gcov-dump.c (print_version): Likewise.
27768 * mips-tfile.c (main): Likewise.
27769 * mips-tdump.c (main): Likewise.
27771 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27774 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27775 for composite type involving a zero-length array type.
27777 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27780 * function.c (match_asm_constraints_1): Skip over
27781 initial optional % in the constraint.
27783 PR inline-asm/39059
27784 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27785 supported, don't accept FIXED_CSTs.
27786 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27787 and _Sat is used without _Fract/_Accum. Set specs->type to
27788 integer_type_node for cts_fract/cts_accum if fixed point is not
27791 2009-02-02 Catherine Moore <clm@codesourcery.com>
27793 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27795 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27797 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27798 (ABI_HAS_64BIT_SYMBOLS): Use it.
27799 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27801 2009-02-02 Paul Brook <paul@codesourcery.com>
27803 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27805 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27807 PR inline-asm/39058
27808 * recog.h (asm_operand_ok): Add constraints argument.
27809 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27810 recurse on matching constraint.
27811 (check_asm_operands): Pass constraints as 3rd argument to
27812 asm_operand_ok. Don't look up matching constraint here.
27813 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27816 2009-02-02 Ben Elliston <bje@au.ibm.com>
27818 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27819 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27821 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27823 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27824 information. Remove some obsolete information. Reorganize.
27826 * config/pa/fptr.c: Revert license to GPL 2.
27827 * config/pa/milli64.S: Likewise.
27829 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27832 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27833 LIBRARY name in, instead of hard-coding it.
27834 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27835 extra target make frag to tmake_files according to EH model.
27836 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27837 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27838 frags that define makefile variable EH_MODEL appropriately.
27839 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27840 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27841 to "-sjlj" according to type of EH configured.
27842 (LIBGCC_SONAME): Concatenate it to shared library base name.
27843 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27844 to "_sjlj" according to type of EH configured.
27845 (LIBGCC_SONAME): Concatenate it to shared library base name.
27846 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27847 (SHLIB_LINK): Add missing semicolon to if-else construct.
27848 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27849 string value of "pe_dll" command-line option.
27850 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27851 (SHLIB_SONAME): Use it when overriding t-cygming default.
27852 (SHLIB_IMPLIB): Override t-cygming default.
27853 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27854 string value of "pe_dll" command-line option.
27856 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27859 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27860 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27862 2009-01-31 Richard Guenther <rguenther@suse.de>
27864 PR tree-optimization/38937
27865 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27866 computing the transitive closure.
27868 2009-01-30 Richard Guenther <rguenther@suse.de>
27870 PR tree-optimization/39041
27871 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27872 Propagate variable indices only if the types match for this stmt.
27874 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27877 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27878 inline but never defined.
27880 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27882 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27883 (*insv_h_di_reg_extimm): New insn.
27884 (*insv_l<mode>_reg_extimm): New insn.
27886 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27888 * config/picochip/picochip.c (flag_conserve_stack): set
27889 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27890 fconserve-stack. Reduce call-overhead used by inliner.
27892 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27895 * common.opt (flag_conserve_stack): Initialised to zero.
27897 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27900 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27901 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27904 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27906 * ira-color.c (allocno_reload_assign): Update comments.
27907 * regmove.c (regmove_optimize): Likewise.
27911 2009-01-29 Robert Millan <rmh@aybabtu.com>
27913 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27914 * config/i386/kopensolaris-gnu.h: New file. Undefine
27915 `MD_UNWIND_SUPPORT'.
27916 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27918 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27920 PR tree-optimization/39007
27921 * tree-loop-distribution.c (generate_builtin): Use
27922 recompute_dominator to compute the immediate dominator of the
27923 basic block just after the loop.
27925 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27927 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27928 (ASM_OUTPUT_DWARF_PCREL): Define.
27930 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27932 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27933 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27934 global. Modify entries about regmove and IRA.
27936 * ra-conflict.c: Remove the file.
27938 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27940 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27941 (pass_regclass_init): Rename to pass_reginfo_init.
27943 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27945 * toplev.h (flag_ira): Remove.
27947 * caller-save.c (setup_save_areas): Remove flag_ira.
27949 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27951 * global.c: Remove the file.
27953 * opts.c (decode_options): Remove flag_ira.
27955 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27957 * regmove.c: Modify file description.
27958 (find_use_as_address, try_auto_increment): Define them only if
27959 AUTO_INC_DEC is defined.
27960 (replacement_quality, replace_in_call_usage, fixup_match_1,
27961 stable_and_no_regs_but_for_p): Remove.
27962 (reg_set_in_bb): Make it static.
27963 (regmove_optimize): Remove flag_ira and code which worked for
27966 * local-alloc.c: Remove the file.
27968 * common.opt (fira): Remove.
27970 * ira.c: Include except.h.
27971 (eliminable_regset): Move from global.c.
27972 (mark_elimination): Ditto. Remove flag_ira.
27973 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27974 equiv_mem_modified, validate_equiv_mem_from_store,
27975 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27976 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27977 no_equiv, recorded_label_ref): Move from local-alloc.c.
27978 (update_equiv_regs): Ditto. Make it static.
27979 (print_insn_chain, print_insn_chains): Move it from global.c.
27980 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27981 (build_insn_chain): Ditto. Make it static.
27982 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27983 Rename to init_live_subregs.
27984 (gate_ira): Remove flag_ira.
27986 * regclass.c: Rename reginfo.c. Change file description.
27987 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27988 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27989 (init_reg_sets_1): Remove code for evaluation of
27990 reg_class_superclasses and losing_caller_save_reg_set.
27991 (init_regs): Remove init_reg_autoinc.
27992 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27993 ok_for_base_p_nonstrict): Remove.
27994 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27995 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27996 corresponding entries.
27997 (dump_regclass, record_operand_costs, scan_one_insn,
27998 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27999 record_address_regs, auto_inc_dec_reg_p): Remove.
28000 (gt-regclass.h): Rename to gt-reginfo.h.
28002 * rtl.h (dump_global_regs, retry_global_alloc,
28003 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
28005 * Makefile.in (RA_H): Remove.
28006 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
28007 Rename regclass.o to reginfo.o.
28008 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
28010 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
28011 (GTFILES): Rename regclass.c to reginfo.c.
28013 * passes.c (init_optimization_passes): Remove pass_local_alloc and
28014 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
28016 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28017 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
28019 (finish_spills): Ditto. Remove code for !flag_ira.
28021 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
28023 PR middle-end/35854
28024 * doc/invoke.texi (rtl debug options): Complete rewrite.
28025 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
28027 * mode-switching.c (pass_mode_switching): Rename pass from
28028 "mode-sw" to "mode_sw".
28029 * except.c (pass_convert_to_eh_ranges): Rename pass from
28030 "eh-ranges" to "eh_ranges".
28031 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
28035 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
28036 Alexander Monakov <amonakov@ispras.ru>
28038 PR middle-end/38857
28039 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
28041 (move_exprs_to_boundary): Change return type and pass through
28042 should_move from move_op. Relax assert. Update usage ...
28043 (schedule_expr_on_boundary): ... here. Use should_move instead of
28045 (move_op_orig_expr_found): Indicate that insn was disconnected from
28047 (code_motion_process_successors): Do not call after_merge_succs
28048 callback if original expression was not found when traversing any of
28050 (code_motion_path_driver): Change return type. Update prototype.
28051 (move_op): Update comment. Add a new parameter (should_move). Update
28052 prototype. Set *should_move based on indication provided by
28053 move_op_orig_expr_found.
28055 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
28057 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
28058 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
28059 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
28060 * config/rs6000/rs6000.c (rs6000_override_options): Default
28061 avoid-indexed-addresses on for Power6, off for everything else.
28062 (avoiding_indexed_address_p): New function.
28063 (rs6000_legitimize_address): Use it.
28064 (rs6000_legitimate_address): Likewise.
28065 * config/rs6000/rs6000.md (movXX_updateX): Likewise
28067 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
28069 PR tree-optimization/38997
28070 * tree-loop-distribution.c (generate_memset_zero): Use
28071 POINTER_PLUS_EXPR for a pointer addition.
28073 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
28075 * config/s390/s390.md (bswap<mode>2): New pattern added.
28077 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28079 * config/s390/s390.md (*tls_load_31): Added type attribute.
28081 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28083 * config/s390/s390.md: Fix a few comments.
28085 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28087 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
28088 (*tm<mode>_full): Fixed z10prop attribute.
28089 (*tst<mode>_extimm): Fixed z10prop attribute.
28090 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
28091 (*tstqiCCT_cconly): Fixed z10prop attribute.
28092 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
28093 (*movsi_larl): Fixed z10prop attribute.
28094 (*movsi_zarch): Fixed z10prop attribute.
28095 (*movsi_eas): Fixed z10prop attribute.
28096 (*movhi): Fixed z10prop attribute.
28097 (*movqi): Fixed z10prop attribute.
28098 (*movstrictqi): Fixed z10prop attribute.
28099 (*mov<mode>): Fixed z10prop attribute.
28100 (*movcc): Fixed z10prop attribute.
28101 (*sethighpartdi_64): Fixed z10prop attribute.
28102 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
28103 (*negdi2_sign_cc): Fixed z10prop attribute.
28104 (*negdi2_sign): Fixed z10prop attribute.
28105 (*absdi2_sign_cc): Fixed z10prop attribute.
28106 (*absdi2_sign): Fixed z10prop attribute.
28107 (*negabsdi2_sign_cc): Fixed z10prop attribute.
28108 (*negabsdi2_sign): Fixed z10prop attribute.
28109 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
28110 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
28111 (doloop_si64): Fixed z10prop attribute.
28112 (doloop_si31): Fixed z10prop attribute.
28113 (doloop_long): Fixed z10prop attribute.
28114 (indirect_jump): Fixed z10prop attribute.
28115 (nop): Fixed z10prop attribute.
28116 (main_base_64): Fixed z10prop attribute.
28117 (reload_base_64): Fixed z10prop attribute.
28119 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28121 PR rtl-optimization/38740
28122 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
28124 * config/mips/mips.c (mips_reorg): Likewise.
28126 2009-01-28 Richard Guenther <rguenther@suse.de>
28128 PR tree-optimization/38926
28129 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
28130 with the correct value id to a value.
28131 (do_regular_insertion): Use the value number of edoubleprime
28132 for the value number of the expr.
28135 2008-08-21 Richard Guenther <rguenther@suse.de>
28137 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
28138 a PHI ask VN if it is already available.
28139 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
28140 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
28142 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28144 PR middle-end/38934
28145 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
28146 set to varying whenever max has TREE_OVERFLOW set, similarly
28147 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
28149 2009-01-28 Richard Guenther <rguenther@suse.de>
28151 PR middle-end/38908
28152 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
28153 uninitialized aggregate uses in call arguments.
28155 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
28157 PR tree-optimization/38984
28158 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
28159 the nothing_id variable if -fno-delete-null-pointer-checks.
28161 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
28164 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
28165 (set_got_offset_rex64): Ditto.
28167 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
28170 * doc/extend.texi: Improve local variable with asm reg.
28172 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
28174 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
28175 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
28176 was not supplied then set warn_packed_bitfield_compat to the
28177 default value of 1.
28178 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
28181 2009-01-27 Richard Guenther <rguenther@suse.de>
28183 PR tree-optimization/38503
28184 * cfgexpand.c (expand_gimple_basic_block): Ignore
28185 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
28186 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
28187 variables that cannot have TBAA applied.
28188 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
28191 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
28193 PR middle-end/38969
28194 * calls.c (initialize_argument_information): Do not wrap complex
28195 arguments in SAVE_EXPR.
28197 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
28199 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
28200 (INSTALL_LIBGCC): Revert typo commit.
28202 2009-01-26 Richard Guenther <rguenther@suse.de>
28204 PR tree-optimization/38745
28205 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
28206 from special handling.
28208 2009-01-26 Richard Guenther <rguenther@suse.de>
28210 PR tree-optimization/38745
28211 * tree-ssa.c (execute_update_addresses_taken): Do not include
28212 variables that cannot possibly be a register in not_reg_needs.
28213 Do not clear TREE_ADDRESSABLE on vars that may not become
28215 * tree-ssa.c (update_alias_info_1): Include those in the set
28216 of addressable vars.
28218 2009-01-26 Richard Guenther <rguenther@suse.de>
28220 PR middle-end/38851
28221 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
28222 * tree-ssa-dse.c: Include langhooks.h
28223 (execute_simple_dse): Remove stores with zero size.
28225 2009-01-24 Jakub Jelinek <jakub@redhat.com>
28228 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
28231 2009-01-24 Julian Brown <julian@codesourcery.com>
28233 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
28234 config/arm/linux-atomic.c.
28235 * config/arm/linux-atomic.c: New.
28237 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
28239 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
28240 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
28241 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
28243 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
28246 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
28249 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
28251 PR tree-optimization/38953
28252 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
28253 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
28254 (gloog): Split the exit of the scop when the scop exit is a loop exit.
28255 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
28258 2009-01-24 Paul Brook <paul@codesourcery.com>
28260 * config/arm/neon.md (neon_type): Move to arm.md.
28261 (neon_mov<VSTRUCT>): Add neon_type attribute.
28262 * config/arm/arm.md (neon_type): Move to here.
28263 (conds): Add "unconditioal" and use as default for NEON insns.
28265 2009-01-24 Ben Elliston <bje@au.ibm.com>
28267 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
28268 void *' warning from -Wc++-compat.
28269 * Makefile.in (dominance.o-warn): Remove.
28271 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
28273 PR tree-optimization/38932
28274 * fold-const.c (fold_unary_ignore_overflow): New.
28275 * tree.h (fold_unary_ignore_overflow): Declare.
28276 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
28277 * tree-ssa-sccvn.c (visit_reference_op_load,
28278 simplify_unary_expression): Likewise.
28280 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
28282 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
28283 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
28284 regardless of their type.
28285 * c-common.c (handle_packed_attribute): Don't ignore packed on
28287 * c.opt (Wpacked-bitfield-compat): New warning option.
28288 * stor-layout.c (place_field): Warn if offset of a field changed.
28289 * doc/extend.texi (packed): Mention the ABI change.
28290 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
28291 (Warning Options): Add it to the list.
28293 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
28295 * c-opts.c (c_common_post_options): Fix a typo in comments.
28297 2009-01-22 Steve Ellcey <sje@cup.hp.com>
28299 PR middle-end/38615
28300 * gimplify.c (gimplify_init_constructor): Fix promotion of const
28301 variables to static.
28302 * doc/invoke.texi (-fmerge-all-constants): Update description.
28304 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
28307 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
28308 (*movdi_1_rex64): Use type "mmx" for alternative 5.
28310 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
28312 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
28314 (LOCAL_ALIGNMENT): Similarly.
28316 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28317 Joseph Myers <joseph@codesourcery.com>
28319 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
28320 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
28321 * config/arm/arm-tune.md: Regenerate.
28322 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
28325 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28327 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
28328 version number to five.
28330 2009-01-22 Dodji Seketeli <dodji@redhat.com>
28333 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
28334 * c-common.c (set_underlying_type): Likewise.
28335 (is_typedef_decl ): Likewise
28337 (set_underlying_type): Likewise.
28338 (is_typedef_type): Likewise.
28340 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
28342 PR middle-end/38587
28343 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
28346 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28349 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
28350 (LIBGCC_SPEC): Don't define.
28351 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
28353 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
28355 PR rtl-optimization/38879
28356 * alias.c (base_alias_check): Unaligned access via AND address can
28357 alias all surrounding object types except those with sizes equal
28358 or wider than the size of unaligned access.
28360 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28363 * c-decl.c (clone_underlying_type): Move this ...
28364 * c-common.c (set_underlying_type): ... here.
28365 Also, make sure the function properly sets TYPE_STUB_DECL() on
28366 the newly created typedef variant type.
28367 (is_typedef_decl ): New entry point.
28368 * tree.h: Added a new member member_types_needing_access_check to
28369 struct tree_decl_non_common.
28370 (set_underlying_type): New entry point.
28371 (is_typedef_type): Likewise.
28373 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28375 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28376 Check whether two instructions have memory references that
28377 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28378 are helper functions for traversing.
28379 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28380 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28381 not to draw dependency edge for instructions with non-conflicting
28384 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28387 * longlong.h: Update copyright years. Use soft-fp license notice.
28388 Sync __clz_tab declaration with glibc.
28390 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28393 * doc/extend.texi (syscall_linkage): New.
28394 (version_id): Modify.
28396 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28397 Richard Guenther <rguenther@suse.de>
28399 PR tree-optimization/38747
28400 PR tree-optimization/38748
28401 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28402 conversion if the base address is an indirect reference and the
28403 aliasing sets could cause issues.
28405 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28407 * common.opt (fgraphite, fgraphite-identity): Add comment for
28408 explaining why these options are not documented.
28410 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28412 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28413 gimple_call_lhs is NULL.
28415 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28418 * emit-rtl.c (adjust_address_1): Make sure memref is never
28421 2009-01-20 Ben Elliston <bje@au.ibm.com>
28423 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28424 const qualifier from arg parameter. Remove unnecessary cast to char *.
28425 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28426 const qualifier from arg 2.
28428 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28430 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28432 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28435 * rtl.h (reinit_regs): New prototype.
28436 * regclass.c: Include ira.h.
28437 (reinit_regs): New.
28438 * Makefile.in (regclass.o): Add ira.h.
28439 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28441 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28444 * c-common.c (handle_aligned_attribute): Use
28445 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28446 default alignment value.
28448 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28450 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28451 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28453 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28454 __BIGGEST_ALIGNMENT__.
28456 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28458 2009-01-18 Richard Guenther <rguenther@suse.de>
28460 PR tree-optimization/38819
28461 * tree-flow.h (operation_could_trap_helper_p): Declare.
28462 * tree-eh.c (operation_could_trap_helper_p): Export.
28463 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28464 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28465 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28466 are about to insert a possibly trapping instruction and fail
28469 2009-01-18 Andreas Schwab <schwab@suse.de>
28471 * doc/install.texi (Configuration): Remove obsolete paragraph
28472 about use of --with-gnu-ld with --with-gnu-as.
28474 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28476 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28477 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28478 Follow spelling conventions.
28480 2009-01-18 Ben Elliston <bje@au.ibm.com>
28482 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28483 C++ warning about implicit conversion from void * to struct
28485 (bitmap_obstack_free): Likewise for bitmap_element *.
28486 * Makefile.in (bitmap.o-warn): Remove.
28488 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28490 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28492 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28493 Tobias Grosser <tobi.grosser@amd.com>
28495 * graphite.c (graphite_trans_scop_block): Do not block single
28498 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28500 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28501 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28502 test with assertion.
28504 2009-01-16 Richard Guenther <rguenther@suse.de>
28506 PR tree-optimization/38835
28507 PR middle-end/36227
28508 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28509 and INT + PTR -> (INT)(PTR p+ INT) folding.
28510 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28512 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28515 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28516 the subreg from a lowpart subreg if it is also casting the value.
28518 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28519 Tobias Grosser <tobi.grosser@amd.com>
28521 * graphite.c (compare_prefix_loops): New.
28522 (build_scop_canonical_schedules): Rewritten.
28523 (graphite_transform_loops): Move build_scop_canonical_schedules
28524 after build_scop_iteration_domain.
28526 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28527 Tobias Grosser <tobi.grosser@amd.com>
28529 * graphite.c (add_conditions_to_domain): Add the loops to
28530 the dimension of the iteration domain. Do copy the domain
28531 only when it exists.
28532 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28533 (add_conditions_to_constraints): New.
28534 (can_generate_code_stmt, can_generate_code): Removed.
28535 (gloog): Do not call can_generate_code.
28536 (graphite_transform_loops): Call add_conditions_to_constraints
28537 after building the iteration domain.
28539 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28541 PR tree-optimization/38789
28542 * tree-ssa-threadedge.c
28543 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28544 __builtin_constant_p.
28546 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28548 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28549 examined before deleting them.
28551 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28553 * function.c (aggregate_value_p): Correctly extract the function
28554 type from CALL_EXPR_FN lookup.
28556 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28558 * config/picochip/picochip.c (picochip_override_options): Revert
28559 CFI asm flag disable commited previously.
28561 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28562 Tobias Grosser <tobi.grosser@amd.com>
28563 Jan Sjodin <jan.sjodin@amd.com>
28565 * graphite.c (scan_tree_for_params): On substractions negate
28566 all the coefficients of the term.
28567 (clast_to_gcc_expression_red): New. Handle reduction expressions
28568 of more than two operands.
28569 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28570 (get_vdef_before_scop): Handle also the case of default definitions.
28572 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28574 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28575 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28576 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28578 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28579 Joey Ye <joey.ye@intel.com>
28581 PR middle-end/37843
28582 * cfgexpand.c (expand_stack_alignment): Don't update stack
28583 boundary nor check incoming stack boundary here.
28584 (gimple_expand_cfg): Update stack boundary and check incoming
28585 stack boundary here.
28587 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28589 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28591 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28593 PR rtl-optimization/38245
28594 * calls.c (expand_call): Add stack arguments to
28595 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28596 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28597 in regs and partially in memory or BLKmode arguments.
28598 (emit_library_call_value_1): Add stack arguments to
28599 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28600 ACCUMULATE_OUTGOING_ARGS).
28601 * dce.c: Include tm_p.h.
28602 (find_call_stack_args): New function.
28603 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28605 (mark_insn): Call find_call_stack_args for CALL_Ps.
28606 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28607 forwards. Allocate and free arg_stores bitmap if needed, pass it
28608 down to deletable_insn_p, don't mark stores set in arg_stores
28609 bitmap, clear the bitmap at the beginning of each bb.
28610 * Makefile.in (dce.o): Depend on $(TM_P_H).
28612 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28615 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28616 to make sure the insn is a conditional test (bug 22599). Reformat a
28619 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28621 PR middle-end/38431
28622 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28623 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28624 (gloog): Do not call cleanup_tree_cfg.
28625 (graphite_transform_loops): Call cleanup_tree_cfg after all
28626 scops have been code generated.
28628 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28629 * doc/gty.texi (Invoking the garbage collector): Added new node
28630 and section documenting ggc_collect.
28632 2009-01-14 Richard Guenther <rguenther@suse.de>
28634 PR tree-optimization/38826
28635 PR middle-end/38477
28636 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28637 initialization notes only if we actually emitted a warning.
28638 (intra_create_variable_infos): Add constraints for a result decl
28639 that is passed by hidden reference.
28640 (build_pred_graph): Mark all related variables non-direct on
28643 2009-01-14 Nick Clifton <nickc@redhat.com>
28645 * ira-conflicts.c: Include addresses.h for the definition of
28647 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28648 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28650 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28653 * Makefile.in (ira-lives.o): Add except.h.
28655 * ira-lives.c: Include except.h.
28656 (process_bb_node_lives): Process can_throw_internal.
28658 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28660 PR rtl-optimization/38774
28661 * combine.c (simplify_set): When undoing cc_use change, don't do
28662 PUT_CODE on the newly created comparison, but instead put back the
28665 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28667 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28668 values. Remove duplicate arm8 entry.
28670 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28672 PR tree-optimization/38786
28673 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28674 the SSA_NAME case of expand_scalar_variables_expr.
28675 Set the type of an expression to the type of its assign statement.
28676 (expand_scalar_variables_expr): Also gather the scalar computation
28677 used to index the memory access. Do not pass loop_p.
28678 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28679 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28680 the gimple_stmt_iterator where it inserts new code.
28681 Do not pass loop_p.
28682 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28683 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28685 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28687 * graphite.h (debug_value): Removed.
28688 * graphite.c (debug_value): Removed.
28690 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28692 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28693 ldrd/strd with two 32-bit instructions.
28695 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28697 * config/arm/arm.c (struct processors): Pass for speed down into
28698 cost helper functions.
28699 (const_ok_for_op): Handle COMPARE and inequality nodes.
28700 (arm_rtx_costs_1): Rewrite.
28701 (arm_size_rtx_costs): Update prototype.
28702 (arm_rtx_costs): Pass speed down to helper functions.
28703 (arm_slowmul_rtx_costs): Rework cost calculations.
28704 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28705 (arm_9e_rtx_costs): Likewise.
28707 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28709 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28710 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28711 (alpha_legitimize_address): Do not split local symbols wider than
28712 UNITS_PER_WORD into HIGH/LO_SUM parts.
28714 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28717 * gcc.c (process_command): Replace call to execvp with calls
28718 to pex_one and exit.
28720 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28723 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28724 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28725 variant for devices with 3-byte PC.
28726 (__tablejump_elpm__): New.
28728 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28731 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28732 offsetof member-designator, handle it as `[0].'.
28734 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28736 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28737 function when not using named sections on targets with named sections
28738 if branch distance is less than 262132.
28740 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28742 * combine.c (combine_instructions): Recompute
28743 optimize_this_for_speed_p for each BB in the main combine loop.
28745 2009-01-12 Tomas Bily <tbily@suse.cz>
28748 * tree-loop-distribution.c (prop_phis): New function.
28749 (generate_builtin): Call prop_phis.
28751 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28753 PR tree-optimization/38807
28754 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28755 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28757 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28759 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28760 subreg of op0 to the original op0.
28762 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28764 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28766 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28769 * mips-tfile.c (parse_def): Fix parsing of def strings
28770 starting with digits.
28772 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28775 * config/arm/arm.c (arm_is_long_call_p): Don't call
28776 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28778 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28780 * regrename.c (regrename_optimize): Fix dumping.
28781 (find_oldest_value_reg): Preserve REG_POINTER.
28782 (copy_hardreg_forward_1): Likewise.
28784 2009-01-09 Diego Novillo <dnovillo@google.com>
28786 * gimple.h (struct gimple_statement_base) <uid>: Document
28787 the restrictions on its use.
28788 (gimple_uid): Tidy.
28789 (gimple_set_uid): Tidy.
28791 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28793 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28794 zero guard even if align_bytes != 0 and count is smaller than
28797 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28799 PR rtl-optimization/38495
28800 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28801 (add_range_and_copies_from_move_list): Print all added ranges.
28802 Add ranges to memory optimized destination.
28804 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28808 * config/i386/i386.c (override_options): Reject
28809 -mstringop-strategy=rep_8byte with -m32.
28810 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28811 to 1. Do count comparison against epilogue_size_needed at compile
28812 time even when count_exp was constant forced into register. For
28813 size_needed don't jump to epilogue, instead just avoid aligning
28814 and invoke the body algorithm. If need_zero_guard, add zero guard
28815 even if count is non-zero, but smaller than size_needed + number of
28816 bytes that could be stored for alignment.
28817 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28818 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28819 but smaller than size_needed + number of bytes that could be stored
28820 for alignment. Compare size_needed with epilogue_size_needed instead
28821 of desired_align - align, don't adjust size_needed, pass
28822 epilogue_size_needed to the epilogue expanders.
28825 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28827 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28829 * pa.c (last_address): Change to unsigned.
28830 (update_total_code_bytes): Change argument to unsigned. Don't
28831 check if insn addresses are set.
28832 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28833 addresses are not set.
28834 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28836 2009-01-09 Nick Clifton <nickc@redhat.com>
28838 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28839 DECL_DECLARED_INLINE_P.
28841 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28843 PR middle-end/38347
28844 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28845 GET_MODE (op0) in operand_subword_force calls.
28847 PR middle-end/38771
28848 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28849 fold_convert arg0 operands to TREE_TYPE (op0) first.
28851 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28853 * params.def (ira-max-conflict-table-size): Decrease default value
28856 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28858 PR tree-optimization/37031
28859 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28861 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28862 allocate it using gc instead of heap, use VEC_quick_push instead of
28864 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28865 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28866 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28867 allocated vector from heap allocated.
28868 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28869 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28870 vector only after perfect_loop_nest_depth call.
28872 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28873 Jan Sjodin <jan.sjodin@amd.com>
28875 PR tree-optimization/38559
28876 * graphite.c (debug_value, copy_constraint,
28877 swap_constraint_variables, scale_constraint_variable, ): New.
28878 (get_lower_bound, get_upper_bound): Removed.
28879 (graphite_trans_bb_strip_mine): Clean up this code that works
28880 only for constant number of iterations. Fully copy upper and
28881 lower bound constraints, not only the constant part of them.
28882 * graphite.h (debug_value): Declared.
28884 2009-01-08 Ira Rosen <irar@il.ibm.com>
28886 PR tree-optimization/37194
28887 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28888 Don't add the cost of cost model guard in prologue to scalar
28889 outside cost in case of known number of iterations.
28891 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28892 Alan Modra <amodra@bigpond.net.au>
28894 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28895 non-word-aligned REG+CONST addressing.
28897 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28900 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28901 free_after_compilation when outputting a thunk.
28902 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28903 Do not call free_after_compilation here.
28905 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28907 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28908 (ix86_valid_target_attribute_inner_p): Ditto.
28910 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28912 PR tree-optimization/38492
28913 PR tree-optimization/38498
28914 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28915 * tree-chrec.h (scev_is_linear_expression): Declared.
28916 * graphite.c (graphite_cannot_represent_loop_niter): New.
28917 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28918 (graphite_loop_normal_form): Use gcc_assert.
28919 (scan_tree_for_params): Use CASE_CONVERT.
28920 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28921 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28922 Use gcc_assert. Discard scops that contain unhandled cases.
28923 (build_scop_conditions): Return a boolean status for unhandled cases.
28924 (strip_mine_profitable_p): Print the loop number, not its depth.
28925 (is_interchange_valid): Pass the depth of the loop nest, don't
28926 recompute it wrongly.
28927 (graphite_trans_bb_block): Same.
28928 (graphite_trans_bb_block): Print tentative of loop blocking.
28929 (graphite_trans_scop_block): Do not print that the loop has been
28931 (graphite_transform_loops): Do not handle scops that contain condition
28934 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28936 AVX Programming Reference (December, 2008)
28937 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28938 (_mm256_stream_pd): Likewise.
28939 (_mm256_stream_ps): Likewise.
28941 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28942 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28943 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28944 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28945 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28946 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28947 (ix86_expand_special_args_builtin): Likewise.
28949 * config/i386/sse.md (AVXMODEDI): New.
28950 (avx_movnt<mode>): Likewise.
28951 (avx_movnt<mode>): Likewise.
28952 (<sse>_movnt<mode>): Remove AVX support.
28953 (sse2_movntv2di): Likewise.
28955 2009-01-07 Richard Guenther <rguenther@suse.de>
28957 PR middle-end/38751
28958 * fold-const.c (extract_muldiv): Remove obsolete comment.
28959 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28960 to PLUS_EXPR canonicalization for the canonicalization.
28962 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28964 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28965 hosted cross-compilers generating less efficient code.
28967 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28969 * function.h (rtl_data): Add a dbr_scheduled_p field.
28970 * reorg.c (dbr_schedule): Set it.
28971 (gate_handle_delay_slots): Check it.
28972 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28973 (mips_reorg): Check flag_delayed_branch instead of
28974 mips_base_delayed_branch.
28975 (mips_override_options): Don't set mips_base_delayed_branch
28976 or flag_delayed_branch.
28978 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28980 PR rtl-optimization/38426.
28981 * ira.c (ira): Set current_function_is_leaf earlier.
28983 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28985 PR rtl-optimization/38722
28986 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28987 too early, only set a flag and modify after last possible
28990 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28993 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28994 * real.c (decimal_single_format): Correct values of emin and emax.
28995 (decimal_double_format): Ditto.
28996 (decimal_quad_format): Ditto.
28997 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28998 computation of DECnn_MIN and DECnn_MAX for corrected values of
28999 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
29000 __DECnn_MIN__, and adjust its computation for the corrected value
29003 2009-01-06 Jan Hubicka <jh@suse.cz>
29006 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
29008 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
29010 * doc/contrib.texi (Contributors): Slightly adjust the end note.
29011 Add Robert Clark to the list of testers.
29013 2009-01-06 Jan Hubicka <jh@suse.cz>
29014 Kai Tietz <kai.tietz@onevision.com>
29016 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
29017 * config/i386/i386.c (ix86_expand_call): Add clobbers.
29019 2009-01-06 Jan Hubicka <jh@suse.cz>
29020 Kai Tietz <kai.tietz@onevision.com>
29022 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
29024 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
29025 (ix86_nsaved_regs): Count only general purpose regs.
29026 (ix86_nsaved_sseregs): New.
29027 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
29028 to 16 for w64; compute padding and size of sse reg save area.
29029 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
29030 general purpose regs.
29031 (ix86_emit_save_sse_regs_using_mov): New.
29032 (ix86_expand_prologue): Save SSE regs if needed.
29033 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
29034 (ix86_emit_restore_sse_regs_using_mov): New.
29035 (ix86_expand_epilogue): Save SSE regs if needed.
29037 2009-01-06 Jan Hubicka <jh@suse.cz>
29038 Kai Tietz <kai.tietz@onevision.com>
29040 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
29041 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
29042 functions when accumulate outgoing args is off.
29044 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
29047 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
29048 before using pseudos_have_intersected_live_ranges_p.
29050 * ira-int.h (ira_assert): Always define.
29052 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
29054 AVX Programming Reference (December, 2008)
29055 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
29056 (_mm256_permute2_pd): Likewise.
29057 (_mm_permute2_ps): Likewise.
29058 (_mm256_permute2_ps): Likewise.
29059 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
29060 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
29062 * config/i386/i386.c (ix86_builtins): Remove
29063 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
29064 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
29065 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
29066 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
29067 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
29068 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
29069 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
29070 __builtin_ia32_vpermil2ps256.
29071 (ix86_init_mmx_sse_builtins): Updated.
29072 (ix86_expand_args_builtin): Likewise.
29074 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29076 * pa.c (output_call): Relocate non-jump insns in the delay slot of
29077 long absolute calls when generating PA 2.0 code.
29079 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
29081 PR rtl-optimization/38583
29082 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
29084 * params.def (ira-max-conflict-table-size): New.
29086 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
29088 * ira.h (ira_conflicts_p): New external definition.
29090 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
29091 table. Report this. Return result of building.
29092 (ira_build_conflicts): Use ira_conflicts_p. Check result of
29093 building conflict table.
29095 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
29096 (ira_color): Use ira_conflicts_p.
29098 * global.c: Include ira.h.
29099 (pseudo_for_reload_consideration_p, build_insn_chain): Use
29102 * Makefile.in (global.o): Add ira.h.
29104 * ira-build.c (mark_all_loops_for_removal,
29105 propagate_some_info_from_allocno): New.
29106 (remove_unnecessary_allocnos): Call
29107 propagate_some_info_from_allocno.
29108 (remove_low_level_allocnos): New.
29109 (remove_unnecessary_regions): Add parameter. Call
29110 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
29111 parameter to remove_unnecessary_regions.
29112 (ira_build): Remove all regions but root if the conflict table was
29113 not built. Update conflict hard regs for allocnos crossing calls.
29115 * ira.c (ira_conflicts_p): New global.
29116 (ira): Define and use ira_conflicts_p.
29118 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
29119 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
29120 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
29122 2009-01-06 Ben Elliston <bje@au.ibm.com>
29124 * gengtype-lex.l (YY_NO_INPUT): Define.
29126 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
29129 * c-common.c (handle_vector_size_attribute): Also reject
29130 BOOLEAN_TYPE types.
29132 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
29134 PR tree-optimization/38492
29135 * graphite.c (rename_map_elt, debug_rename_elt,
29136 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
29137 rename_map_elt_info, eq_rename_map_elts,
29138 get_new_name_from_old_name, bb_in_sese_p): Moved around.
29139 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
29140 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
29141 (sese_build_livein_liveouts): New.
29142 (new_sese, free_sese): New.
29143 (new_scop): Call new_sese.
29144 (free_scop): Call free_sese.
29145 (rename_variables_from_edge, rename_phis_end_scop): Removed.
29146 (register_old_new_names): Renamed register_old_and_new_names.
29147 (register_scop_liveout_renames, add_loop_exit_phis,
29148 insert_loop_close_phis, struct igp,
29149 default_liveout_before_guard, add_guard_exit_phis,
29150 insert_guard_phis, copy_renames): New.
29151 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
29152 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
29153 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
29154 (scop_adjust_phis_for_liveouts): New.
29155 (gloog): Call scop_adjust_phis_for_liveouts.
29157 * graphite.h (struct sese): Documented. Added fields liveout,
29158 num_ver and livein.
29159 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
29160 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
29161 (struct scop): Added field liveout_renames.
29162 (SCOP_LIVEOUT_RENAMES): New.
29164 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29166 PR tree-optimization/38510
29167 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
29168 (translate_clast): Call recompute_all_dominators before
29170 (gloog): Call recompute_all_dominators before graphite_verify.
29172 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29173 Jan Sjodin <jan.sjodin@amd.com>
29175 PR tree-optimization/38500
29176 * graphite.c (create_sese_edges): Call fix_loop_structure after
29179 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
29181 * config.gcc: Add m32r*-*-rtems*.
29182 * config/m32r/rtems.h: New file.
29184 2009-01-05 Ben Elliston <bje@au.ibm.com>
29186 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
29187 (.po.pox): Likewise.
29188 (po/gcc.pot): Likewise.
29190 2009-01-04 David S. Miller <davem@davemloft.net>
29192 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
29193 (STARTING_FRAME_OFFSET): Always set to zero.
29195 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29197 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
29198 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
29199 fixed-point types, and vectors of the same.
29201 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29203 * config/mips/sync.md (*mb_barrier): Rename to...
29204 (*memory_barrier): ...this.
29206 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
29208 * doc/extend.texi (Function Attributes): Move @cindex after @item
29209 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
29210 and put in alphabetical order. Fix 'target' name and put in order.
29211 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
29214 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
29216 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
29217 (memory_barrier): Expand as unspec instead of unspec_volatile.
29218 Remove mem:BLK from insn operands. Use Pmode scratch register.
29219 (*memory_barrier): Define as unspec instead of unspec_volatile.
29220 Use (match_dup 0) as input operand.
29222 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
29223 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
29224 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
29225 scratch register. Remove operand 1.
29226 (*stbar): Define as unspec instead of unspec_volatile.
29227 Use (match_dup 0) as input operand, remove (const_int 8).
29228 (*membar): Define as unspec instead of unspec_volatile.
29229 Use (match_dup 0) as input operand, remove input operand 2.
29231 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
29232 (memory_barrier): Expand as unspec instead of unspec_volatile.
29233 Remove mem:BLK from insn operands. Use Pmode scratch register.
29234 (*memory_barrier): Define as unspec instead of unspec_volatile.
29235 Use (match_dup 0) as input operand.
29237 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
29238 Remove mem:BLK from insn operands. Use Pmode scratch register.
29239 Set volatile flag on operand 0.
29240 (*memory_barrier): New insn pattern.
29242 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
29244 (*memory_barrier): Use (match_dup 0) as input operand.
29246 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
29247 Remove mem:BLK from insn operands. Use Pmode scratch register.
29248 Set volatile flag on operand 0.
29249 (*mb_internal): New insn pattern.
29251 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
29253 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29255 PR middle-end/38586
29256 * function.c (struct temp_slot): Move to the section of the file
29257 that deals with temp slots. Remove field 'address'.
29258 (temp_slot_address_table): New hash table of address -> temp slot.
29259 (struct temp_slot_address_entry): New struct, items for the table.
29260 (temp_slot_address_compute_hash, temp_slot_address_hash,
29261 temp_slot_address_eq, insert_temp_slot_address): Support functions
29263 (find_temp_slot_from_address): Rewrite to use the new hash table.
29264 (remove_unused_temp_slot_addresses): Remove addresses of temp
29265 slots that have been made available.
29266 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
29267 worker function for remove_unused_temp_slot_addresses.
29268 (assign_stack_temp_for_type): Don't clear the temp slot address list.
29269 Add the temp slot address to the address -> temp slot map.
29270 (update_temp_slot_address): Update via insert_temp_slot_address.
29271 (free_temp_slots): Call remove_unused_temp_slot_addresses.
29272 (pop_temp_slots): Likewise.
29273 (init_temp_slots): Allocate the address -> temp slot map, or empty
29274 the map if it is already allocated.
29275 (prepare_function_start): Initialize temp slot processing.
29277 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29279 PR middle-end/38584
29280 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
29281 Calculate the size of all stack vars assuming no packing of stack
29282 vars will happen, replacing a quadratic algorithm with a linear one.
29284 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29287 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
29290 2009-01-03 Diego Novillo <dnovillo@google.com>
29292 * doc/contrib.texi: Update contributions.
29294 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29297 * builtins.c (fold_builtin_memory_op): Give up if either operand
29298 is volatile. Set srctype or desttype to non-qualified version
29302 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
29303 and FUNCTION_DECLs.
29305 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
29307 PR rtl-optimization/35805
29308 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
29309 problem if fast dce is able to remove any instructions.
29310 * dce.c (dce_process_block): Fix dump message.
29312 2009-01-02 Mark Mitchell <mark@codesourcery.com>
29315 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
29317 2009-01-02 Jakub Jelinek <jakub@redhat.com>
29319 PR middle-end/38690
29320 * tree-flow.h (op_code_prio, op_prio): New prototypes.
29321 * tree-pretty-print.c (op_code_prio): New function.
29322 (op_prio): No longer static. Use op_code_prio.
29323 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
29324 Use op_prio and op_code_prio to determine if () should be
29325 printed around operand(s) or not.
29327 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
29328 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
29329 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
29330 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
29331 pp_character instead of pp_string for single letter printing.
29333 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
29335 * doc/extend.texi: Fix '#pragma GCC option' typo.
29337 2009-01-02 Richard Guenther <rguenther@suse.de>
29339 * doc/install.texi (--enable-checking): Mention different
29340 default for stage1.
29341 (--enable-stage1-checking): Document.
29343 2009-01-01 Andrew Pinski <pinskia@gmail.com>
29345 PR middle-end/30142
29346 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
29347 case to be an error.
29349 2009-01-02 Ben Elliston <bje@au.ibm.com>
29351 * config/fp-bit.h (pack_d): Constify argument.
29352 * config/fp-bit.c (makenan): Constify return type. Remove casts.
29353 (isnan): Constify argument.
29355 (iszero): Likewise.
29356 (pack_d): Likewise.
29357 (_fpadd_parts): Constify return type.
29358 (_fpmul_parts): Likewise.
29359 (_fpdiv_parts): Likewise.
29361 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29364 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29365 warn about overwriting initializer with side-effects or
29366 -Woverride-init if !IMPLICIT.
29367 (output_init_element): Likewise. Pass IMPLICIT down to
29369 (process_init_element): Add IMPLICIT argument. Pass it down
29370 to output_init_element.
29371 (push_init_element, pop_init_level, set_designator): Adjust
29372 process_init_element callers.
29373 (set_nonincremental_init, set_nonincremental_init_from_string):
29374 Adjust add_pending_init callers.
29375 (output_pending_init_elements): Adjust output_init_element callers.
29376 * c-tree.h (process_init_element): Adjust prototype.
29377 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29378 process_init_element callers.
29381 Copyright (C) 2009 Free Software Foundation, Inc.
29383 Copying and distribution of this file, with or without modification,
29384 are permitted in any medium without royalty provided the copyright
29385 notice and this notice are preserved.