1 2009-10-20 Jakub Jelinek <jakub@redhat.com>
4 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
5 referenced just in DEBUG_INSNs.
7 2009-10-20 Richard Guenther <rguenther@suse.de>
10 * gimple.c (gimple_register_type): Make sure we register
11 the types main variant first.
13 2009-10-20 Richard Guenther <rguenther@suse.de>
15 * gimple.c (gimple_types_compatible_p): Simplify. Move
16 cheap checks before hashtable queries. Add checks for
17 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
19 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
21 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
22 without size or with size that can't be represented as a host integer.
24 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
26 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
27 the removal of a debug stmt as a significant change.
29 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
31 * config/s390/s390.md: Added agen condition to operand
33 Added bypass for early address generation use of int results.
36 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
38 * config/i386/i386.c: Remove signal.h #include.
40 2009-10-20 Jie Zhang <jie.zhang@analog.com>
42 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
43 * doc/rtl.texi: Document ss_abs.
45 2009-10-19 Jakub Jelinek <jakub@redhat.com>
47 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
48 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
49 instead of C_LEX_RAW_STRINGS.
50 (lex_string): Handle CPP_UTF8STRING.
51 * c-parser.c (c_parser_postfix_expression): Likewise.
52 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
53 (C_LEX_STRING_NO_JOIN): ... this.
55 2009-10-19 Anatoly Sokolov <aesok@post.ru>
57 * config/cris/cris.c (cris_function_value, cris_libcall_value,
58 cris_function_value_regno_p): New functions.
59 (cris_promote_function_mode): Update comment.
60 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
61 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
62 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
63 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
65 2009-10-19 Jakub Jelinek <jakub@redhat.com>
67 * unwind-dw2.c (execute_stack_op): Fix operand order for
68 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
70 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
72 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
73 (lower_stmt) <GIMPLE_BIND>: Add comment.
74 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
76 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
77 Otherwise lower it and set cannot_fallthru to true.
78 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
79 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
80 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
81 to true for a noreturn call. Do not remove statements.
82 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
83 Set cannot_fallthru to false on function exit.
84 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
85 <GIMPLE_ASSIGN>: Remove.
87 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
89 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
91 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
93 * config/s390/s390.c (s390_z10_optimize_cmp): Use
94 next/prev_active_insn to skip DEBUG_INSNs as well.
96 2009-10-19 Joseph Myers <joseph@codesourcery.com>
98 * config/arm/arm.c (output_move_neon): Use DImode in call to
101 2009-10-19 Matthias Klose <doko@ubuntu.com>
104 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
106 2009-10-19 Jakub Jelinek <jakub@redhat.com>
108 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
110 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
113 * optabs.c (expand_binop): Make mode of shift count expression mode
114 of shift count not target.
117 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
119 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
120 case. Force using values to replace references within the statement.
121 (convert_local_reference_stmt): Likewise.
123 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
125 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
126 remove a subsequent GOTO or RETURN statement.
128 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
130 * config/avr.md (*movqi): Add zero as equally preferable constraint
134 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
136 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
138 2009-10-17 Richard Guenther <rguenther@suse.de>
140 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
142 2009-10-17 Richard Guenther <rguenther@suse.de>
144 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
145 operands in COMPONENT_REFs.
147 2009-10-17 Anatoly Sokolov <aesok@post.ru>
149 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
150 if not defined. Change type of second argument to const_rtx.
151 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
153 * targhooks.h (default_libcall_value): Update prototype.
154 * target.h (struct gcc_target): Change type of second argument of
155 libcall_value to const_rtx.
156 * config/arm/arm.c (arm_libcall_value): Change type of second argument
158 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
159 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
161 2009-10-17 Jakub Jelinek <jakub@redhat.com>
164 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
165 * cgraphunit.c (cgraph_optimize): Call it.
166 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
167 (dwarf2out_assembly_start): ... here. New hook.
168 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
169 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
171 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
172 * sdbout.c (sdb_debug_hooks): Likewise.
173 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
174 (vmsdbgout_assembly_start): New hook.
176 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
178 * rtl.h (RTL_LOCATION): Fix typo.
180 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
182 * print-rtl.c (print_rtx): Print locators in asm_operands
185 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
188 * sched-deps.c (depl_on_debug_p): New.
189 (attach_dep_link): Reject debug deps before nondebug deps.
190 (add_to_deps_list): Insert debug deps after nondebug deps.
191 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
193 (sd_add_dep): Do not reject debug deps.
194 (add_insn_mem_dependence): Don't count debug deps.
195 (remove_from_deps): Likewise.
196 (sched_analyze_2): Set up mem deps on debug insns.
197 (sched_analyze_insn): Record reg uses for deps on debug insns.
198 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
199 try_ready nondebug insn after debug insn.
200 * ddg.c (create_ddg_dep_from_intra_loop_link,
201 create_ddg_dep_no_link): Don't reject debug deps.
203 2009-10-16 Richard Guenther <rguenther@suse.de>
205 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
206 (maybe_merge_incomplete_and_complete_type): Likewise.
207 (lto_symtab_merge): Do not call them. Do not warn for
208 complete vs. incomplete compatible types.
209 (lto_symtab_merge_decls_2): Simplify.
210 * gimple.c (gimple_force_type_merge): Remove.
211 (gimple_types_compatible_p): Make it static.
212 * gimple.h (gimple_force_type_merge): Remove.
213 (gimple_types_compatible_p): Likewise.
215 2009-10-16 Jakub Jelinek <jakub@redhat.com>
217 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
218 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
220 2009-10-16 Richard Guenther <rguenther@suse.de>
222 PR tree-optimization/41728
223 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
224 if fold_stmt did anything.
226 2009-10-16 Richard Guenther <rguenther@suse.de>
229 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
230 (maybe_fixup_handled_component): New function.
231 (input_gimple_stmt): Fixup mismatched decl replacements.
233 2009-10-16 Richard Guenther <rguenther@suse.de>
236 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
237 the same as VAR_DECL.
239 2009-10-16 Richard Guenther <rguenther@suse.de>
241 * gimple.c (iterative_hash_gimple_type): For integer types
242 also hash their minimum and maximum values and the string flag.
243 For array types hash their domain and the string flag.
245 2009-10-16 Richard Guenther <rguenther@suse.de>
247 * gimple.c (gimple_types_compatible_p): Restrict completing
248 types to record or unions. Simplify completion.
249 Do not merge records or unions with different
250 TYPE_STRUCTURAL_EQUALITY_P tag.
251 (iterative_hash_gimple_type): Restrict non-recursing into
252 pointer targets for records and unions.
254 2009-10-15 Jakub Jelinek <jakub@redhat.com>
257 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
258 * dwarf2out.c (mem_loc_descriptor): Don't handle
259 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
260 punt if it is not lowpart subreg or if inner mode isn't
263 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
265 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
266 investigating previous or next insns.
268 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
270 * tree-sra.c (build_ref_for_offset_1): Update comment.
272 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
274 * config/s390/s390.md (atype): Added missing values.
276 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
279 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
280 (casesi64p): Update pattern to reflect above.
282 2009-10-15 Steve Ellcey <sje@cup.hp.com>
284 PR rtl-optimization/41697
285 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
287 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
290 * config/rs6000/predicates.md: Update copyright year.
291 * config/rs6000/altivec.md: Ditto.
293 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
294 (MD_INCLUDES): Add a2.md.
296 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
297 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
298 (builtin_classify): New static vector to classify various builtins
299 to get the tree attributes correct.
300 (def_builtin): Set the attributes of builtins based on what the
301 builtin does (i.e. memory operation, floating point, saturation
302 need special attributes, others are pure functions).
304 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
306 (enum rs6000_builtins): Include rs6000-builtin.def to define the
307 builtins. Change the end marker to MAX_RS6000_BUILTINS from
308 RS6000_BUILTIN_COUNT.
309 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
312 * config/rs6000/rs6000-builtin.def: New file that combines the
313 builtin enumeration name and attributes.
315 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
317 * config/i386/linux.h (ASM_SPEC): Add --32.
319 2009-10-15 Jakub Jelinek <jakub@redhat.com>
321 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
322 and DW_TAG_template_alias.
323 (dwarf_attr_name): Handle DW_AT_main_subprogram,
324 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
325 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
326 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
327 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
328 and DW_AT_GNU_odr_signature.
329 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
330 DW_FORM_flag_present and DW_FORM_ref_sig8.
331 (output_signature): Only print name on the first byte.
332 (output_die): Likewise for dw_val_class_data8.
334 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
336 * doc/invoke.texi: Clarify that most optimizations are not enabled
339 2009-10-15 Richard Guenther <rguenther@suse.de>
342 * gimple.c (compare_type_names_p): Handle anonymous names
343 differently based on new mode argument.
344 (gimple_types_compatible_p): For structs also compare the tags.
345 (iterative_hash_type_name): Rename to ...
346 (iterative_hash_name): ... this. Hash all names.
347 (iterative_hash_gimple_type): Fix hashing the struct tag of
348 pointer targets. Hash field decl names.
350 2009-10-15 Richard Guenther <rguenther@suse.de>
353 * gimple.c (gimple_get_alias_set): Avoid recursing on
354 invalid type topology.
356 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
358 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
360 2009-10-15 Richard Guenther <rguenther@suse.de>
362 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
364 2009-10-15 Jakub Jelinek <jakub@redhat.com>
366 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
367 add --with-tune{,-32,-64} configured default for -mtune if explicit
370 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
372 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
374 2009-10-14 DJ Delorie <dj@redhat.com>
376 * config/h8300/h8300.c (F): New.
378 (h8300_emit_stack_adjustment): Call them.
380 (h8300_push_pop): Likewise.
381 (h8300_expand_prologue): Likewise.
382 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
383 (MUST_USE_SJLJ_EXCEPTIONS): Define.
384 (INCOMING_RETURN_ADDR_RTX): Define.
385 (INCOMING_FRAME_SP_OFFSET): Define.
386 (DWARF_CIE_DATA_ALIGNMENT): Define.
388 2009-10-14 Jakub Jelinek <jakub@redhat.com>
390 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
391 fields in builtin structs.
392 (finalize_record_size): Likewise.
394 2009-10-14 Richard Guenther <rguenther@suse.de>
396 * gimple.c (gtc_ob): New global.
397 (struct type_pair_d): Replace pointers with type UIDs.
398 (type_pair_hash): Adjust.
399 (type_pair_eq): Likewise.
400 (lookup_type_pair): Likewise. Allocate from an obstack.
401 (gimple_force_type_merge): Adjust.
402 (gimple_types_compatible_p): Likewise.
403 (free_gimple_type_tables): Free the obstack.
405 2009-10-14 Jakub Jelinek <jakub@redhat.com>
407 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
408 stmts setting DEBUG_EXPR_DECLs.
410 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
411 Don't crash if mode1 is VOIDmode.
413 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
415 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
416 * params.h (IRA_LOOP_RESERVED_REGS): New.
417 * tree-pass.h (pass_subregs_of_mode_init,
418 pass_subregs_of_mode_finish): Remove.
419 * passes.c (pass_subregs_of_mode_init,
420 pass_subregs_of_mode_finish): Remove.
421 (pass_reginfo_init): Move before loop optimizations.
422 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
423 * common.opt (fira-loop-pressure): New.
424 * toplev.h (flag_ira_loop_pressure): New.
425 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
426 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
427 Make external and void type functions.
428 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
429 pass_subregs_of_mode_finish): Remove.
430 * ira-costs.c (init_costs): Call init_subregs_of_mode.
431 * regmove.c: Include ira.h.
432 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
433 register pressure calculation in loops.
434 * loop-invariant.c: Include REGS_H and ira.h.
435 (struct loop_data): New members max_reg_pressure, regs_ref, and
437 (struct invariant): New member orig_regno.
438 (curr_loop): New variable.
439 (find_exits): Initialize regs_ref and regs_live.
440 (create_new_invariant): Initialize orig_regno.
441 (get_cover_class_and_nregs): New.
442 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
443 array. Add code for flag_ira_loop_pressure.
444 (gain_for_invariant): Make new_regs an array. Add code for
445 flag_ira_loop_pressure.
446 (best_gain_for_invariant): Ditto.
447 (set_move_mark): New parameter gain. Use it for debugging output.
448 (find_invariants_to_move): Make regs_needed and new_regs an array.
449 Add code for flag_ira_loop_pressure.
450 (move_invariant_reg): Set up orig_regno.
451 (move_invariants): Set up reg classes for pseudos for
452 flag_ira_loop_pressure.
453 (free_loop_data): Clear regs_ref and regs_live.
454 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
455 get_regno_cover_class, change_pressure, mark_regno_live,
456 mark_regno_death, mark_reg_store, mark_reg_clobber,
457 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
458 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
459 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
460 register pressure calculation in loops if new regs were added.
461 Call finish_subregs_of_mode.
462 * opts.c (decode_options): Set up flag_ira_loop_pressure.
463 * Makefile.in (loop-invariant.o): Add ira.h.
465 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
467 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
469 2009-10-14 Richard Guenther <rguenther@suse.de>
471 * lto-symtab.c (lto_symtab_compatible): Fold in ...
472 (lto_symtab_merge): ... here. Rewrite both to take the
473 prevailing and a to-be-merged entry and to queue diagnostics properly.
474 (lto_symtab_resolve_replaceable_p): New predicate for
476 (lto_symtab_resolve_can_prevail_p): Likewise.
477 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
478 handles merging commons by choosing the largest decl. Fold
479 in code that gives ODR errors.
480 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
482 (lto_symtab_merge_decls_1): Re-structure. Deal with the
483 case of no prevailing decl here. Diagnose mismatches
484 in object types here. Drop all but the prevailing decls.
485 (lto_symtab_prevailing_decl): Return the single prevailing decl.
486 * lto-streamer-in.c (lto_input_tree_ref): Deal with
487 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
489 2009-10-14 Richard Guenther <rguenther@suse.de>
492 * lto-streamer-in.c (input_bb): Replace debug stmts with
493 nops instead of dropping them.
495 2009-10-14 Nick Clifton <nickc@redhat.com>
497 * gcc/doc/extended.texi: Replace the dash character with @minus{}
498 in situations where it is being used as a minus symbol.
499 * gcc/doc/tm.texi: Likewise.
500 * gcc/doc/md.texi: Likewise.
502 2009-10-14 Jakub Jelinek <jakub@redhat.com>
504 PR preprocessor/41543
505 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
506 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
507 * tree.c: Include intl.h.
508 (expand_location): Handle BUILTINS_LOCATION.
509 * Makefile.in (tree.o): Depend on intl.h.
512 * dwarf2out.c (dwarf2out_var_location): Always clear
513 last_postcall_label when changing last_label.
515 2009-10-14 Pascal Obry <obry@adacore.com>
517 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
518 (process_command): Handle -E as done with -c and -S. Do not add
519 the target executable suffix to the output file when -E is used.
520 (main): Adjust error message accordingly.
522 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
528 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
530 (tree_code_size): Likewise.
532 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
534 * builtins.c (fold_builtin_1): Support complex "arc" functions.
535 * real.h (HAVE_mpc_arc): Define.
537 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
539 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
540 (struct builtin_description): Add fndecl field.
541 (bdesc): Remove const qualifier. Update initializer.
542 (sh_media_init_builtins): Remove const qualifier for d. Record
543 the result of add_builtin_function to the fndecl field.
544 (sh_builtin_decl): New.
545 (sh_media_builtin_decl): New.
547 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
550 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
551 requests between special registers.
553 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
555 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
557 2009-10-13 Richard Henderson <rth@redhat.com>
559 PR tree-optimization/41377
560 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
561 (cleanup_empty_eh_merge_phis): New change_region parameter;
562 pass it on to redirect_eh_edge_1. Update callers.
563 (cleanup_empty_eh_unsplit): Don't require an existing EH label
564 at the destination block.
566 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
568 * passes.c (register_pass): Replaced gcc_unreachable by
569 fatal_error on failure. Mentions plugins in comments & messages.
571 2009-10-13 Jakub Jelinek <jakub@redhat.com>
574 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
575 * sched-vis.c (print_value): Use it.
576 * cselib.c (cselib_hash_rtx): Likewise.
577 * print-rtl.c (print_rtx): Likewise.
578 * cfgexpand.c (expand_debug_rtx): Likewise.
579 * var-tracking.c (vt_expand_loc_callback): Likewise.
581 2009-10-13 Richard Guenther <rguenther@suse.de>
584 * opts.c (handle_option): Split out code to handle setting
585 the options flag var ...
586 (set_option): ... here.
587 * opts.h (set_option): Declare.
588 * lto-opts.c (register_user_option_p): Include -fexceptions
589 and all position independent code variants.
590 (handle_common_option): Remove.
591 (lto_reissue_options): Use set_option.
593 2009-10-13 Martin Jambor <mjambor@suse.cz>
595 PR tree-optimization/41661
596 * ipa-prop.c (compute_complex_pass_through): Allow only operations
597 that are tcc_comparisons or do not change the type in any
599 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
600 folding tcc_comparison operations.
602 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
604 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
607 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
613 * tree.def (DEBUG_EXPR_DECL): New.
614 * rtl.def (DEBUG_EXPR): New.
615 * gengtype.c (adjust_field_rtx_def): Handle it.
616 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
617 (insert_debug_temp_for_var_def): ... this. Drop support for
618 moving. Take iterator for def stmt; insert debug stmt before it.
619 Scan early for use count and kind in debug stmts.
620 (propagate_defs_into_debug_stmts): Rename to...
621 (insert_debug_temps_for_defs): ... this. Likewise.
622 * tree.h (DEBUG_TEMP_UID): New.
623 * tree.c (next_debug_decl_uid): New.
624 (make_node_stat): Count debug decls separately.
625 (copy_node_stat): Likewise.
626 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
627 * var-tracking.c (dv_is_decl_p): Recognize it.
628 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
629 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
630 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
631 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
632 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
633 (cselib_hash_rtx): Likewise.
634 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
635 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
637 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
638 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
639 * rtl.c (copy_rtx): Likewise.
640 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
641 * print-rtl.c (print_rtx): Likewise.
642 * sched-vis.c (print_value): Likewise.
643 (print_insn): Handle DEBUG_EXPR_DECL.
644 * tree-dump.c (dequeue_and_dump): Likewise.
645 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
646 * gimple-iterator (gsi_replace): Check for same lhs.
647 (gsi_remove): Insert debug temps.
648 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
649 (move_computations_stmt): Drop explicit propagation into debug stmts.
650 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
651 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
652 * tree-ssa-sink.c (statement_sink_location): Likewise.
653 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
654 * tree-ssanames.c (release_ssa_name): Adjust for rename.
655 * tree-flow.h: Likewise.
656 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
657 debug temps without values.
658 (eliminate_unnecessary_stmts): Don't discard just-inserted
661 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
664 * config/cris/cris.md (andu): Check that operand 1 is one of the
665 general registers. Fix typo in head comment.
667 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
669 * config/i386/i386.md (vswapmov): New.
670 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
671 (ix86_function_ms_hook_prologue): New.
672 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
673 * configure.ac: Test for swap suffix support in as.
674 * configure: Rebuild.
676 2009-10-12 Jakub Jelinek <jakub@redhat.com>
679 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
680 paradoxical subregs to prevent partial register stalls if the inner
681 mode is integer mode.
683 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
685 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
687 2009-10-12 Dodji Seketeli <dodji@redhat.com>
690 * gcc/dwarf2out.c (template_parameter_pack_die,
691 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
693 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
696 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
698 (maybe_register_def): Likewise. Take stmt iterator.
699 (rewrite_update_stmt): Take stmt iterator and pass it on.
700 (rewrite_update_enter_block): Pass stmt iterator.
702 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
704 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
705 (spu_builtin_decl): New function.
707 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
709 * config/i386/i386.md (SWIM): New mode iterator.
710 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
711 using SWIM mode iterator.
712 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
713 patterns using SWI48 mode iterator.
714 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
715 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
716 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
717 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
718 patterns using SWI248 mode iterator.
719 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
720 gen_x86_movdicc_0_m1_rex64 for renamed function
722 2009-10-11 Jose Ruiz <ruiz@adacore.com>
723 Eric Botcazou <ebotcazou@adacore.com>
726 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
727 * config/sparc/sol2-unwind.h: New file.
729 2009-10-11 Olivier Hainque <hainque@adacore.com>
730 Eric Botcazou <ebotcazou@adacore.com>
733 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
734 * config/i386/sol2-unwind.h: New file.
736 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
739 * config/i386/i386.md (addsi_1_zext): Get the proper second
742 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
744 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
745 all OLD_RTXes, not just REGs. Use copy_rtx to create the
748 2009-10-11 Richard Guenther <rguenther@suse.de>
750 * gimple.c (iterative_hash_type_name): Do not handle special
753 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
755 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
756 (*setcc_si_1_and): Ditto.
757 (*setcc_si_1_movzbl): Ditto.
758 (*setcc_<mode>_2): Ditto.
759 (*setcc_qi): Rename from *setcc_1.
760 (*setcc_qi_slp): Rename from *setcc_2.
762 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
763 (*zero_extendqisi2_movzbw_and splitter): Ditto.
765 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
766 "if" condition, there is already assert with reload_completed present.
768 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
770 * plugin.c (try_init_one_plugin): Improve constness of variable err.
772 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
774 * doc/install.texi (Final install): Refer to
775 http://gcc.gnu.org/bugs/ for bug reporting.
777 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
779 * configure.ac: Add test for dci instruction.
780 * configure: Regenerate.
781 * config.in: Likewise.
782 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
783 * doc/invoke.texi: Add cpu_type 476 and 476fp.
784 (-mmulhw): Add 476 to description.
786 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
787 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
788 (processor_target_table): Add 476 and 476fp entries.
789 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
790 (rs6000_issue_rate): Add CPU_PPC476.
791 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
792 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
793 (processor_type): Add PROCESSOR_PPC476.
794 (EXTRA_SPECS): Add asm_cpu_476 string.
795 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
796 (define_attr "cpu"): Add ppc476.
798 Update comments for 476.
799 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
800 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
801 Update copyright year.
802 * config/rs6000/476.md: New file.
803 * config/rs6000/40x.md: Add description for "isel" attribute.
804 Update copyright year.
805 * config/rs6000/440.md: Likewise.
806 * config/rs6000/603.md: Likewise.
807 * config/rs6000/6xx.md: Likewise.
808 * config/rs6000/7450.md: Likewise.
809 * config/rs6000/7xx.md: Likewise.
810 * config/rs6000/8540.md: Likewise.
811 * config/rs6000/cell.md: Likewise.
812 * config/rs6000/e300c2c3.md: Likewise.
813 * config/rs6000/e500mc.md: Likewise.
814 * config/rs6000/mpc.md: Likewise.
815 * config/rs6000/power4.md: Likewise.
816 * config/rs6000/power5.md: Likewise.
817 * config/rs6000/power6.md: Likewise.
818 * config/rs6000/power7.md: Likewise.
819 * config/rs6000/rios1.md: Likewise.
820 * config/rs6000/rios2.md: Likewise.
821 * config/rs6000/rs64.md: Likewise.
823 2009-10-10 Richard Guenther <rguenther@suse.de>
825 PR tree-optimization/41654
826 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
827 a cond expr before calling gimple_cond_set_condition_from_tree.
828 (ifcombine_iforif): Likewise.
830 2009-10-09 Ian Lance Taylor <iant@google.com>
832 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
833 * configure: Rebuild.
835 2009-10-09 Neil Vachharajani <nvachhar@google.com>
837 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
840 2009-10-09 Richard Guenther <rguenther@suse.de>
843 * target-def.h (TARGET_BUILTIN_DECL): Define.
844 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
845 * target.h (struct gcc_target): Add builtin_decl target hook.
846 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
847 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
849 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
851 (lto_output_builtin_tree): Sorry if the target does not support
852 streaming target builtins.
853 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
854 (rs6000_builtin_decl): New function.
855 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
856 (ix86_builtin_decl): New function.
858 2009-10-09 Jakub Jelinek <jakub@redhat.com>
860 PR preprocessor/41445
861 * c-ppoutput.c (do_line_change): New function.
862 (cb_line_change): Use it.
863 (scan_translation_unit): Call do_line_change if
864 avoid_paste or PREV_WHITE and token location is on a different line
868 * dwarf2out.c (dwarf2out_init): Test whether
869 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
872 PR rtl-optimization/41646
873 * calls.c (expand_call): For BLKmode types returned in registers
874 avoid likely spilled hard regs in copy_blkmode_from_reg generated
877 2009-10-09 Richard Guenther <rguenther@suse.de>
879 PR tree-optimization/41634
880 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
881 we remove the correct elements.
882 (optimize_stmt): Make sure to update stmt operands before
883 optimizing redundancies.
885 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
887 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
889 2009-10-09 Richard Guenther <rguenther@suse.de>
892 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
894 (lto_wrapper_exit): New function.
896 (fatal_perror): Likewise.
897 (fork_execute): Use global args_name, do not free it.
898 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
899 * lto-streamer.h: Remove duplicate prototypes.
901 2009-10-09 Richard Guenther <rguenther@suse.de>
903 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
904 before calling stmt_can_throw_external.
906 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
908 PR tree-optimization/40071
909 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
910 pointer if the original data reference doesn't conflict with the
911 created vector data reference. Fix long line.
913 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
915 * config/i386/i386.md (any_div): New code iterator.
916 (u): Handle div and udiv.
918 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
920 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
921 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
922 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
923 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
925 2009-10-08 Joseph Myers <joseph@codesourcery.com>
927 * gcc.c (main): Remove trailing "." from diagnostics.
929 2009-10-08 Cary Coutant <ccoutant@google.com>
931 Add support for debugging with ICF (Identical Code Folding).
932 * calls.c (debug.h): New #include.
933 (emit_call_1): Call virtual_call_token debug hook.
934 * common.opt (-fenable-icf-debug): New option.
935 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
936 locations in the source).
937 (poc_label_num): New variable.
938 (dcall_entry, vcall_entry): New typedefs.
939 (dcall_table, vcall_table): New variables.
940 (struct vcall_insn): New type.
941 (vcall_insn_table): New variable.
942 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
943 (size_of_dcall_table): New function.
944 (output_dcall_table): New function.
945 (size_of_vcall_table): New function.
946 (output_vcall_table): New function.
947 (dwarf2out_direct_call): New function.
948 (vcall_insn_table_hash): New function.
949 (vcall_insn_table_eq): New function.
950 (dwarf2out_virtual_call_token): New function.
951 (dwarf2out_virtual_call): New function.
952 (dwarf2out_init): Allocate new tables and sections.
953 (prune_unused_types): Mark DIEs referenced from direct call table.
954 (dwarf2out_finish): Output direct and virtual call tables.
955 * final.c (final_scan_insn): Call direct_call and virtual_call
957 * debug.h (struct gcc_debug_hooks): Add direct_call,
958 virtual_call_token, virtual_call hooks.
959 (debug_nothing_uid): New function.
960 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
961 (debug_nothing_uid): New function.
962 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
963 (xcoff_debug_hooks): Likewise.
964 * sdbout.c (sdb_debug_hooks): Likewise.
965 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
966 * doc/invoke.texi (-fenable-icf-debug): New option.
968 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
971 * regmove.c (regmove_backward_pass): Replace src with dst in the
972 debug insn, and check for dst before rather than after.
974 2009-10-08 Janis Johnson <janis187@us.ibm.com>
976 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
977 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
979 2009-10-08 Jan Hubicka <jh@suse.cz>
982 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
983 do not mark cgraph nodes as needed.
984 (record_references_in_initializer): Add new only_vars parameter.
985 * cgraph.h (record_references_in_initializer): New parameter.
986 * varasm.c (assemble_variable): Update call.
987 * varpool.c (varpool_analyze_pending_decls): Always look for
990 2009-10-08 Anatoly Sokolov <aesok@post.ru>
992 * config/avr/avr.c (last_insn_address) Remove variable.
993 (expand_prologue): Don't initialise last_insn_address variable.
994 (final_prescan_insn): Don't output insn size.
995 * config/avr/avr.opt (msize): Remove switch.
996 * doc/invoke.texi (AVR Options): Remove documentation of -msize
999 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
1001 * combine.c (label_tick_ebb_start): Fix comment.
1002 (combine_instructions): Set label_tick and label_tick_ebb_start before
1003 calling setup_incoming_promotions. Start them from 1. Increment
1004 label_tick instead of deriving it from the BB index. Rather than
1005 comparing ticks use the block from the previous iteration to decide
1006 whether to start a new EBB. Remove empty lines before function.
1008 2009-10-08 Michael Matz <matz@suse.de>
1011 * builtins.c (fold_builtin_isascii): Use fold_build2.
1012 (fold_builtin_isdigit): Ditto.
1013 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
1014 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
1015 remove_useless_stmts_cond, remove_useless_stmts_tf,
1016 remove_useless_stmts_tc, remove_useless_stmts_bind,
1017 remove_useless_stmts_goto, remove_useless_stmts_label,
1018 remove_useless_stmts_1, remove_useless_stmts,
1019 pass_remove_useless_stmts): Remove.
1020 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
1021 * passes.c (init_optimization_passes): Don't add
1022 pass_remove_useless_stmts.
1023 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
1024 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
1026 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
1027 for static constants.
1028 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
1029 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
1031 2009-10-08 Richard Guenther <rguenther@suse.de>
1033 * gimple.c (free_gimple_type_tables): New function.
1034 * gimple.h (free_gimple_type_tables): Declare.
1036 2009-10-07 Mark Heffernan <meheff@google.com>
1038 * ipa-prop.c (ipa_print_node_params) Only print
1039 names of named arguments.
1041 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
1043 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
1044 being statically linked.
1046 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1048 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
1050 2009-10-08 Jan Hubicka <jh@suse.cz>
1053 * ipa.c (cgraph_externally_visible_p,
1054 function_and_variable_visibility,
1055 whole_program_function_and_variable_visibility): Skip non-finalized
1058 2009-10-08 Nick Clifton <nickc@redhat.com>
1060 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
1063 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
1066 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
1068 2009-10-07 Joseph Myers <joseph@codesourcery.com>
1071 * c-common.c (c_fully_fold_internal): Strip nops from the result
1072 of recursive calls to c_fully_fold_internal.
1073 (c_wrap_maybe_const): New.
1074 (c_save_expr): Use c_wrap_maybe_const.
1075 * c-common.h (c_wrap_maybe_const): Declare.
1076 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
1077 build_binary_op): Use c_wrap_maybe_const.
1079 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1081 * real.c: Fix comment to reflect actual exponent size.
1083 2009-10-08 Ben Elliston <bje@au.ibm.com>
1085 * config/rs6000/a2.md: Add FSF comment header.
1087 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
1089 * config/i386/i386.md (any_extend): New code iterator.
1090 (u, s): New code attributes.
1092 (DWIH): Rewrite as code iterator for SI and DI modes.
1093 (DWI): Rewrite as mode attribute.
1094 (dwi): New mode attribute.
1095 (di): Depend on SI mode and DI mode.
1096 (doubleint_general_operand): Remove mode attribute.
1098 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
1101 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
1102 (*sub<mode>3_doubleword): Ditto.
1104 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
1105 using SWIM248 mode iterator.
1106 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
1107 using SWI48 mode iterator.
1108 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
1109 patterns using DWIH mode iterator and any_extend code iterator.
1110 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
1111 using any_extend code iterator.
1112 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
1113 patterns using DWIH mode iterator and any_extend code iterator.
1114 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
1115 using any_extend code iterator.
1116 (<s>mul<mode>3_highpart): Macroize expander from
1117 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
1118 and any_extend code iterator.
1119 (*<s>muldi3_highpart_1): Macroize insn from
1120 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
1121 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
1122 patterns using any_extend code iterator.
1123 (*<s>mulsi3_highpart_zext): Macroize insn from
1124 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
1126 2009-10-07 Jakub Jelinek <jakub@redhat.com>
1128 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
1129 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
1130 refering to a DIE with DW_AT_const_value.
1132 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
1135 * ira-lives.c (check_and_make_def_conflict): Process all operands.
1137 2009-10-06 Jan Hubicka <jh@suse.cz>
1139 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
1142 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1144 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
1145 *lea_2_rex64): Move before *add<mode>_1 pattern.
1147 2009-10-07 Jan Hubicka <jh@suse.cz>
1149 * collect2.c (main): Add -fno-whole-program.
1150 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
1152 2009-10-07 Jan Hubicka <jh@suse.cz>
1154 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
1155 has no address taken.
1156 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
1158 (cgraph_clone_node): Clear externally_visible flag for clones.
1159 * cgraph.h (cgraph_only_called_directly_p,
1160 cgraph_can_remove_if_no_direct_calls_p): New predicates.
1161 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
1162 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
1163 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
1164 ipcp_insert_stage): Likwise.
1165 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
1166 externally_visible flag.
1167 (verify_cgraph_node): Verify that inline clones look right.
1168 (process_function_and_variable_attributes): Do not set
1169 externally_visible flags.
1170 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
1172 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
1174 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
1175 clear externally_visible when turning into inline clones
1176 (cgraph_mark_inline_edge): Use new predicates.
1177 (cgraph_estimate_growth): Likewise.
1178 (cgraph_decide_inlining): Likewise.
1179 * ipa.c (cgraph_postorder): Likewise.
1180 (cgraph_remove_unreachable_nodes): Likewise; sanity check
1181 that inline clones are not needed.
1182 (cgraph_externally_visible_p): New predicate.
1183 (function_and_variable_visibility): Add whole_program parameter;
1184 always set externally_visible flag; handle COMDAT function
1186 (local_function_and_variable_visibility): New function.
1187 (gate_whole_program_function_and_variable_visibility): New function.
1188 (whole_program_function_and_variable_visibility): New function.
1189 (pass_ipa_whole_program_visibility): New function.
1190 * passes.c (init_optimization_passes): Add whole program visibility
1192 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
1193 not care about needed/reachable flags.
1194 * varpool.c: Include flags.h
1195 (decide_is_variable_needed): When doing LTO assume whole-program mode.
1196 (varpool_finalize_decl): When we are in LTO read-back, all variables
1198 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
1200 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1202 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
1205 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1207 * config.gcc: Don't include the makefile fragments intended for
1209 * config/s390/fixdfdi.h: File removed.
1210 * config/s390/libgcc-glibc.ver: File removed.
1211 * config/s390/s390.h: Remove the fixdfdi.h hack.
1212 * config/s390/t-crtstuff: File moved to libgcc dir.
1213 * config/s390/t-linux: Likewise.
1214 * config/s390/t-tpf: libgcc specific parts removed.
1215 * config/s390/t-linux64: Likewise.
1217 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1219 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
1220 (lto-compress.o): Likewise.
1222 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
1225 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
1226 dllexport to class members here.
1227 (i386_pe_determine_dllimport_p): Only check static class data for
1229 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
1230 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
1231 functions for vague linkage.
1232 (i386_pe_type_dllexport_p): Fix formatting.
1233 (maybe_add_dllexport) New function.
1234 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
1237 2009-10-07 Ben Elliston <bje@au.ibm.com>
1239 * config/rs6000/a2.md: Remove duplicated lines.
1241 2009-10-07 Ben Elliston <bje@au.ibm.com>
1243 * config.gcc (powerpc*-*-*): Handle a2.
1244 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
1245 * config/rs6000/a2.md: New file.
1246 * config/rs6000/rs6000.opt (mno-update): New.
1247 (mupdate): Return to using a mask, not a var.
1248 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
1249 (enum processor_type): Add PROCESSOR_PPCA2.
1250 * config/rs6000/rs6000.c (ppca2_cost): New costs.
1251 (rs6000_override_options): Add "a2" to processor_target_table.
1252 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
1253 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
1255 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1257 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
1258 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
1259 reference to nonexistent gen_truncxfxf2 function.
1261 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1263 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
1264 (DWIH, g, di, doubleint_general_operand): New mode attributes.
1265 (general_operand): Handle TI mode.
1266 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
1267 using SDWIM mode iterator.
1268 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
1269 pattern from *add{di,ti}3_1 patterns and corresponding splitters
1270 using DWI mode iterator.
1271 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
1272 patterns using SWI mode iterator.
1273 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
1274 using SWI48 mode iterator.
1275 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
1276 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
1277 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
1278 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
1279 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
1280 using SDWIM mode iterator.
1281 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
1282 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
1283 using DWI mode iterator.
1284 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
1285 patterns using SWI mode iterator.
1286 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
1287 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
1288 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
1289 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
1290 patterns using plusminus code iterator.
1291 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
1292 sub<mode>3 patterns using plusminus code iterator.
1293 * config/i386/i386.c (override_options): Update the call to
1294 gen_subdi_carry_rex64 for renamed function.
1295 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
1296 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
1297 calls to instruction expanders.
1299 2009-10-06 Martin Jambor <mjambor@suse.cz>
1302 * opts.c (decode_options): Run IPA-SRA at -O2.
1304 2009-10-06 Richard Guenther <rguenther@suse.de>
1306 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
1308 2009-10-06 Tobias Burnus <burnus@net-b.de>
1311 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
1312 -flto and -fwhole-program flags can be combined.
1314 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
1317 * gcc.c (process_command): Check that -o argument was specified.
1319 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1321 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
1323 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1325 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
1326 * doc/invoke.texi (Warning Options): Annotate allowed languages
1327 for -Wunsuffixed-float-constants.
1329 2009-10-05 Jakub Jelinek <jakub@redhat.com>
1331 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
1332 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
1333 same name and isn't the main variant.
1336 * dwarf2out.c (loc_by_reference): Removed.
1337 (dw_loc_list_1): New function.
1338 (dw_loc_list): Remove toplev argument, add want_address argument.
1339 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1340 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1341 want_address == 2 to dw_loc_list. For successful dw_loc_list
1342 set have_address to 1 only if want_address is not 0.
1344 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1346 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1347 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1348 a code block followed by two pointers.
1349 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1350 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1351 (MIPS_MOVE): Likewise.
1352 (MIPS_LUI): Likewise.
1353 (MIPS_JR): Likewise.
1354 (MIPS_BAL): Likewise.
1355 (MIPS_NOP): Likewise.
1356 (mips_asm_trampoline_template): Delete.
1357 (mips_trampoline_code_size): New function.
1358 (mips_trampoline_init): Add shorter sequences for all cases
1359 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1360 Calculate the opcodes directly, rather than copying from a template.
1361 Only flush the code part of the trampoline.
1362 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1364 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1366 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1367 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1368 (INCOMING_RETURN_ADDR_RTX): Likewise.
1369 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1371 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1372 with RETURN_ADDR_REGNUM.
1373 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1374 * config/mips/mips.c (mips16_build_call_stub): Replace
1375 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1376 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1377 (mips_print_operand_punctuation): Likewise.
1378 (mips_frame_set): Likewise.
1379 (mips16e_output_save_restore): Likewise.
1380 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1381 (mips_save_reg_p): Likewise.
1382 (mips_return_addr): Likewise.
1383 (mips_set_return_address): Likewise.
1384 (mips_direct_save_slot_move_p): Likewise.
1385 (mips_output_function_prologue): Likewise.
1386 (mips_restore_reg): Likewise.
1387 (mips_expand_epilogue): Likewise.
1388 (mips_epilogue_uses): Likewise.
1389 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1390 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1391 (clear_hazard_<mode>): Likewise.
1392 (call_internal): Likewise.
1393 (call_internal_direct): Likewise.
1394 (call_direct_split): Likewise.
1395 (call_value_internal): Likewise.
1396 (call_value_split): Likewise.
1397 (call_value_internal_direct): Likewise.
1398 (call_value_direct_split): Likewise.
1399 (call_value_multiple_internal): Likewise.
1400 (call_value_multiple_split): Likewise.
1402 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1403 Jakub Jelinek <jakub@redhat.com>
1405 PR rtl-optimization/41511
1406 * combine.c (record_value_for_reg): Pass explicit values as argument
1407 to get_last_value_validate.
1408 (get_last_value_validate): Document INSN parameter.
1409 For non-readonly MEMs, assume they might have been modified if INSN
1410 was in another basic block.
1411 (get_last_value): Minor reformatting.
1413 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1416 * final.c (asm_str_count): Split out from asm_insn_count.
1417 * rtl.h (asm_str_count): New prototype.
1418 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1421 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1423 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1425 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1426 Rafael Espindola <espindola@google.com>
1428 * gengtype.c (write_types): Moved call to write_func_for_structure
1429 into seperate loops.
1431 2009-10-05 Richard Guenther <rguenther@suse.de>
1434 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1435 (input_cgraph_1): Input toplevel asms.
1437 2009-10-05 Richard Guenther <rguenther@suse.de>
1440 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1441 (external_aggregate_decl_p): Likewise.
1442 (lto_symtab_compatible): Re-structure. Remove dead code.
1443 For variables ignore toplevel qualifiers when comparing types.
1444 Issue warnings, not errors for mismatched user-alignment.
1446 2009-10-05 Richard Guenther <rguenther@suse.de>
1450 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1451 (struct lto_symtab_identifier_def): Likewise.
1452 (struct lto_symtab_decl_def): Likewise.
1453 (struct lto_symtab_entry_def): New.
1454 (lto_symtab_identifier_t): Rename to ...
1455 (lto_symtab_entry_t): ... this.
1456 (lto_symtab_decls): Remove.
1457 (lto_symtab_base_hash): Rename to ...
1458 (lto_symtab_entry_hash): ... this.
1459 (lto_symtab_base_eq): Rename to ...
1460 (lto_symtab_entry_eq): ... this.
1461 (lto_symtab_base_marked_p): Rename to ...
1462 (lto_symtab_entry_marked_p): ... this.
1463 (lto_symtab_identifier_marked_p): Remove.
1464 (lto_symtab_decl_marked_p): Likewise.
1465 (lto_symtab_maybe_init_hash_tables): Rename to ...
1466 (lto_symtab_maybe_init_hash_table): ... this.
1467 (lto_symtab_set_resolution_and_file_data): Remove.
1468 (lto_symtab_register_decl): New function.
1469 (lto_symtab_get_identifier): Remove.
1470 (lto_symtab_get): New function.
1471 (lto_symtab_get_resolution): Adjust.
1472 (lto_symtab_get_identifier_decl): Remove.
1473 (lto_symtab_set_identifier_decl): Likewise.
1474 (lto_symtab_merge_decl): Rename to ...
1475 (lto_symtab_merge): ... this. Rewrite.
1476 (lto_symtab_merge_var): Remove.
1477 (lto_symtab_merge_fn): Likewise.
1478 (lto_symtab_prevailing_decl): Adjust.
1479 (lto_cgraph_replace_node): New function.
1480 (lto_symtab_merge_decls_2): Likewise.
1481 (lto_symtab_merge_decls_1): Likewise.
1482 (lto_symtab_fixup_var_decls): Likewise.
1483 (lto_symtab_resolve_symbols): Likewise.
1484 (lto_symtab_merge_decls): Likewise.
1485 (lto_symtab_prevailing_decl): Adjust.
1486 (lto_symtab_get_symtab_def): Remove.
1487 (lto_symtab_get_file_data): Likewise.
1488 (lto_symtab_clear_resolution): Adjust.
1489 (lto_symtab_clear_resolution): Likewise.
1490 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1491 (input_cgraph_1): Likewise.
1492 * lto-streamer-in.c (get_resolution): Do not provide fake
1493 symbol resolutions here.
1494 (deferred_global_decls): Remove.
1495 (lto_register_deferred_decls_in_symtab): Likewise.
1496 (lto_register_var_decl_in_symtab): Change signature, register
1497 variable via lto_symtab_register_decl.
1498 (lto_register_function_decl_in_symtab): Likewise.
1499 (lto_read_tree): Adjust.
1500 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1501 (lto_symtab_merge_var): Likewise.
1502 (lto_symtab_merge_fn): Likewise.
1503 (lto_symtab_register_decl): Declare.
1504 (lto_symtab_merge_decls): Likewise.
1506 2009-10-05 Richard Guenther <rguenther@suse.de>
1508 PR tree-optimization/23821
1509 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1510 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1511 simple IV increments.
1513 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1515 * config/arm/arm.c (arm_override_options): Really initialize
1516 flag_dwarf2_cfi_asm to 0.
1518 2009-10-05 Doug Kwan <dougkwan@google.com>
1520 PR rtl-optimization/41574
1521 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1522 floating point and we are not doing unsafe math optimizations.
1524 2009-10-03 Simon Baldwin <simonb@google.com>
1525 Cary Coutant <ccoutant@google.com>
1526 Rafael Espindola <espindola@google.com>
1527 Richard Guenther <rguenther@suse.de>
1528 Jan Hubicka <jh@suse.cz>
1529 Doug Kwan <dougkwan@google.com>
1530 H.J. Lu <hongjiu.lu@intel.com>
1531 Bill Maddox <maddox@google.com>
1532 Ryan Mansfield <rmansfield@qnx.com>
1533 Diego Novillo <dnovillo@google.com>
1534 Ollie Wild <aaw@google.com>
1535 Kenneth Zadeck <zadeck@naturalbridge.com>
1537 * lto-cgraph.c: New file.
1538 * lto-compress.c: New file.
1539 * lto-compress.h: New file.
1540 * lto-opts.c: New file.
1541 * lto-section-in.c: New file.
1542 * lto-section-out.c: New file.
1543 * lto-streamer-in.c: New file.
1544 * lto-streamer-out.c: New file.
1545 * lto-streamer.c: New file.
1546 * lto-streamer.h: New file.
1547 * lto-symtab.c: New file.
1548 * lto-wpa-fixup.c: New file.
1549 * lto-wrapper.c: New file.
1551 2009-10-03 Simon Baldwin <baldwin@google.com>
1552 Ben Elliston <bje@au.ibm.com>
1553 Rafael Espindola <espindola@google.com>
1554 Nathan Froyd <froydnj@codesourcery.com>
1555 Jan Hubicka <jh@suse.cz>
1556 Doug Kwan <dougkwan@google.com>
1557 Diego Novillo <dnovillo@google.com>
1558 Kenneth Zadeck <zadeck@naturalbridge.com>
1560 * Makefile.in (enable_lto): New.
1561 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1562 (LINKER_PLUGIN_API_H): Define.
1563 (LTO_SYMTAB_H): Define.
1564 (LTO_STREAMER_H): Define.
1565 (TREE_VECTORIZER_H): Define.
1566 (INCLUDES): Add LIBELFINC.
1567 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1568 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1569 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1570 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1571 (native): Add lto-wrapper$(exeext)
1572 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1573 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1574 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1575 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1576 (varasm.o): Add dependency on tree-iterator.h.
1577 (cgraph.o): Add dependency on cif-code.def.
1578 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1579 (ipa-pure-const.o): Likewise.
1580 (GTFILES): Add lto-symtab.c.
1581 (install-lto-wrapper): New.
1582 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1583 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1584 * config.in: Regenerate.
1586 2009-10-03 Rafael Espindola <espindola@google.com>
1587 Diego Novillo <dnovillo@google.com>
1589 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1590 ipa_write_summaries.
1591 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1593 (cgraph_optimize): Make extern.
1595 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1596 Kenneth Zadeck <zadeck@naturalbridge.com>
1598 * toplev.c (in_lto_p): Declare.
1599 * collect2.c (scan_prog_file): Read all the output when reading
1600 information for LTO.
1601 (enum lto_mode_d): Declare.
1603 2009-10-03 Richard Guenther <rguenther@suse.de>
1604 Diego Novillo <dnovillo@google.com>
1606 * gimple.c: Include target.h and alias.h.
1607 (gimple_types): Declare.
1608 (type_hash_cache): Declare.
1609 (gimple_alloc_stat): Make extern.
1610 (gimple_build_eh_must_not_throw): Call
1611 gimple_eh_must_not_throw_set_fndecl.
1612 (struct type_pair_d): Declare.
1613 (type_pair_t): Declare.
1614 (type_pair_hash): New.
1615 (type_pair_eq): New.
1616 (lookup_type_pair): New.
1617 (gimple_force_type_merge): New.
1618 (compare_type_names_p): New.
1619 (compare_field_offset): New.
1620 (gimple_types_compatible_p): New.
1621 (struct sccs): Declare.
1622 (next_dfs_num): Declare.
1623 (iterative_hash_gimple_type): New.
1625 (iterative_hash_type_name): New.
1626 (iterative_hash_gimple_type): New.
1627 (gimple_type_hash): New.
1628 (gimple_type_eq): New.
1629 (gimple_register_type): New.
1630 (print_gimple_types_stats): New.
1631 (gimple_signed_or_unsigned_type): New.
1632 (gimple_unsigned_type): New.
1633 (gimple_signed_type): New.
1634 (gimple_get_alias_set): New.
1635 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1636 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1637 (gimple_force_type_merge): Declare.
1638 (gimple_types_compatible_p): Declare.
1639 (gimple_register_type): Declare.
1640 (print_gimple_types_stats): Declare.
1641 (gimple_unsigned_type): Declare.
1642 (gimple_signed_type): Declare.
1643 (gimple_get_alias_set): Declare.
1644 (gimple_eh_must_not_throw_set_fndecl): New.
1646 2009-10-03 Jan Hubicka <jh@suse.cz>
1647 Kenneth Zadeck <zadeck@naturalbridge.com>
1649 * ipa-pure-const.c: Include lto-streamer.h.
1650 (register_hooks): Factor out of ...
1651 (generate_summary): ... here.
1652 (pure_const_write_summary): New.
1653 (pure_const_read_summary): New.
1654 (pass_ipa_pure_const): Add pure_const_write_summary and
1655 pure_const_read_summary.
1656 * ipa-reference.c: Include lto-streamer.h.
1657 (add_new_function): New.
1658 (remove_node_data): New.
1659 (duplicate_node_data): New.
1660 (ipa_init): Guard against multiple calls.
1661 Move hook setup from analyze_function.
1662 (write_node_summary_p): New.
1663 (ipa_reference_write_summary): New.
1664 (ipa_reference_read_summary): New.
1665 (pass_ipa_reference): Add ipa_reference_write_summary and
1666 ipa_reference_read_summary.
1667 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1668 (struct cgraph_edge): Add fields lto_stmt_uid and
1669 call_stmt_cannot_inline_p.
1670 (cgraph_optimize): Declare.
1671 (cgraph_decide_is_function_needed): Declare.
1672 (reset_inline_failed): Declare.
1673 (enum LTO_cgraph_tags): Declare.
1674 (LTO_cgraph_tag_names): Declare.
1675 (LCC_NOT_FOUND): Define.
1677 2009-10-03 Doug Kwan <dougkwan@google.com>
1678 Rafael Espindola <espindola@google.com>
1679 Jan Hubicka <jh@suse.cz>
1680 Diego Novillo <dnovillo@google.com>
1681 Kenneth Zadeck <zadeck@naturalbridge.com>
1683 * passes.c (all_regular_ipa_passes): New.
1684 (all_ipa_passes): Rename to all_small_ipa_passes.
1685 (init_optimization_passes): Init all_regular_ipa_passes.
1686 * tree-pass.h (all_regular_ipa_passes): New.
1687 (all_ipa_passes): Rename to all_small_ipa_passes.
1688 * passes.c (all_lto_gen_passes): New.
1689 (init_optimization_passes): Initialize all_lto_gen_passes.
1690 (execute_ipa_summary_passes): Make non-static.
1691 (ipa_write_summaries_1): New.
1692 (ipa_write_summaries_2): New.
1693 (ipa_write_summaries): New.
1694 (ipa_write_summaries_of_cgraph_node_set): New.
1695 (ipa_read_summaries_1): New.
1696 (ipa_read_summaries): New.
1697 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1698 (execute_regular_ipa_pass_list): Remove.
1699 (init_optimization_passes): Schedule
1700 pass_rebuild_cgraph_edges and pass_early_inline outside
1701 of pass_all_early_optimizations. Document reason.
1702 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1703 pass_ipa_lto_finish_out): New pass.
1704 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1705 (execute_all_ipa_transforms): New.
1706 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1707 (dump_properties, debug_properties): New.
1708 * tree-optimize.c (gate_all_early_local_passes): Return
1709 false if we are in lto1.
1710 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1711 * tree-pass.h (execute_all_ipa_transforms): Declare.
1712 (pass_ipa_function_and_variable_visibility): Declare.
1713 (pass_ipa_early_inline): Declare.
1714 (pass_ipa_lto_gimple_out): Declare.
1715 (pass_ipa_lto_wpa_fixup): Declare.
1716 (pass_ipa_lto_finish_out): Declare.
1717 (all_small_ipa_passes, all_regular_ipa_passes,
1718 all_lto_gen_passes): Declare.
1719 (execute_ipa_summary_passes): Declare.
1720 (execute_all_ipa_transforms): Declare.
1721 (ipa_write_summaries): Declare
1722 (ipa_write_summaries_of_cgraph_node_set): Declare.
1723 (ipa_read_summaries): Declare.
1725 2009-10-03 Doug Kwan <dougkwan@google.com>
1726 Ollie Wild <aaw@google.com>
1728 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1730 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1731 (lto_mode): New variable.
1732 (maybe_run_lto_and_relink): Handle the -fwpa option.
1733 (main): Handle the -fwpa option.
1734 (maybe_unlink_list): New function.
1735 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1736 * common.opt (flto): New flag.
1737 * toplev.c (flag_generate_lto): Declare.
1739 2009-10-03 Simon Baldwin <simonb@google.com>
1741 * common.opt (flto-compression-level): New flag.
1743 * opts.c: Include lto-opts.h.
1744 (handle_option): Call lto_register_user_option for each
1745 valid option handled.
1746 (decode_options): Clear registered options before the options
1749 2009-10-03 Cary Coutant <ccoutant@google.com>
1751 * collect2.c (is_elf): New function.
1752 (scan_prog_file): Require LTO object to be in ELF format.
1754 2009-10-03 Rafael Espindola <espindola@google.com>
1756 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1757 libgcc to the linker.
1759 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1761 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1762 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1764 * collect2.h (collect_execute): Add flags argument.
1765 * tlink.c (tlink_execute): Update call to collect_execute.
1766 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1767 (use_linker_plugin): New.
1768 (use_linker_plugin_spec_function): New.
1769 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1770 (linker_plugin_file_spec): New.
1771 (lto_wrapper_spec): New.
1772 (lto_gcc_spec): New.
1773 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1774 (static_spec_functions): Add use-linker-plugin.
1775 (process_command): Handle -use-linker-plugin.
1776 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1777 linker_plugin_file_spec and lto_gcc_spec.
1778 (use_linker_plugin_spec_function): New.
1780 2009-10-03 Richard Guenther <rguenther@suse.de>
1784 * tree.h (is_lang_specific): Include LANG_TYPE.
1785 * tree.c (find_decls_types_r): Manually add interesting parts
1786 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1788 * gimple.c (type_pair_hash): Make symmetric.
1789 (type_pair_eq): Likewise.
1790 (lookup_type_pair): Increase initial hashtable size.
1791 (gimple_force_type_merge): Rely on type-pair symmetry.
1792 (visit): Remove excessive checking code.
1793 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1794 (gimple_register_type): Remove getenv calls, shrink initial
1798 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1799 inline functions if not generating lto output.
1802 * toplev.c (finalize): In WPA mode remove the asm file.
1804 2009-10-03 Doug Kwan <dougkwan@google.com>
1806 * ipa-inline.c (cgraph_mark_inline): Check
1807 edge->call_stmt_cannot_inline_p instead of calling
1808 gimple_call_cannot_inline_p.
1809 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1810 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1811 (inline_generate_summary): Do nothing in LTRANS.
1812 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1813 exists before calling gimple_call_cannot_inline_p.
1814 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1815 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1816 Update new_edge->lto_stmt_uid.
1817 * cgraphbuild.c (reset_inline_failed): New.
1819 * common.opt (fwpa): New flag.
1820 (fltrans): New option.
1821 * gcc.c (gcc_lto_option_t): New type.
1822 (current_lto_option): New variable.
1823 (lto_single_spec_function): Remove and is replaced by ..
1824 (lto_option_spec_function): New function.
1825 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1826 passing the -flto flag.
1827 (cc1_options): Separate non-LTO related parts into ..
1828 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1829 (lto1_options): New spec for lto FE.
1830 (link_lto_options): New spec for handling LTO flags in linker.
1831 (invoke_lto_single): Re-format to fit in 80 column. Replace
1832 lto-single with lto-option.
1833 (static_specs): Add cc1_non_lto_options, lto1_options and
1835 (static_spec_function): Replace lto-single with lto-option.
1836 (process_command): Handle -flto, -fwpa and -fltran by setting
1837 current_lto_option and not passing it to subprocess unconditionally.
1839 2009-10-03 Bill Maddox <maddox@google.com>
1841 Add `gcc' driver support for link-time code generation (LTO).
1843 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1844 (lto_flag, lto_objects, lto_o_file): New variables.
1845 (struct lto_object, struct lto_object_list): New structures.
1846 (collect_exit, handler): Remove LTO temporary output file on exit.
1847 (add_lto_object): New function.
1848 (maybe_run_lto_and_relink): New function. Perform link time code
1849 generation and relinking for object files containing LTO information.
1850 (main): Invoke maybe_run_lto_and_relink().
1851 (dump_argv): New function. For debugging, currently disabled.
1852 (scan_prog_file): Add LTO information pass.
1853 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1855 * toplev.c (compile_file): Emit assembler directive to create
1856 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1858 2009-10-03 Diego Novillo <dnovillo@google.com>
1860 * c.opt: Add LTO to warn_abi and warn_psabi.
1862 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1863 inline function. Ignore language-specific nodes. Update all users.
1864 (find_decls_types_r): Do not traverse the subtrees of
1865 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1866 * tree.h (is_lang_specific): New.
1867 * langhooks.h (struct lang_hooks_for_decls): Remove
1868 may_need_assembler_name_p. Update all users.
1870 * c-common.c (set_builtin_user_assembler_name): Move ...
1871 * builtins.c (set_builtin_user_assembler_name): ... here.
1872 (is_builtin_name): Add comment
1873 (is_builtin_fn): New.
1874 * except.c (output_ttype): Only call
1875 lookup_type_for_runtime if TYPE is not a runtime type.
1877 * passes.c (register_pass): Call position_pass on
1878 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1879 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1880 (TV_IPA_LTO_DECL_IO): Define.
1881 (TV_IPA_LTO_CGRAPH_IO): Define.
1883 (TV_WHOPR_WPA): Define.
1884 (TV_WHOPR_WPA_IO): Define.
1885 (TV_WHOPR_LTRANS): Define.
1886 (TV_WHOPR_WPA_FIXUP): Define.
1887 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1888 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1889 * tree-flow.h (tree_node_can_be_shared): Declare.
1890 * tree-inline.c (tree_can_inline_p): Check that E has a
1891 statement associated with it.
1892 * tree.c (free_lang_data_in_binf): Factor out of ...
1893 (free_lang_data_in_type): ... here.
1894 Call RECORD_OR_UNION_TYPE_P.
1895 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1896 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1897 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1898 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1899 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1900 (gate_free_lang_data): Return true if flag_generate_lto is set.
1901 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1902 * c-common.h (set_builtin_user_assembler_name): Move ...
1903 * tree.h (set_builtin_user_assembler_name): ... here.
1905 * common.opt (flto-report): New flag.
1906 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1907 * collect2.c (scan_prog_file): Send the error output of
1908 'nm' to HOST_BIT_BUCKET.
1910 2009-10-03 Ollie Wild <aaw@google.com>
1912 * langhooks-def.h (lhd_begin_section): New function declaration.
1913 (lhd_write_section): New function declaration.
1914 (lhd_end_section): New function declaration.
1915 (LANG_HOOKS_BEGIN_SECTION): New macro.
1916 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1917 (LANG_HOOKS_END_SECTION): New macro.
1918 (LANG_HOOKS_LTO): New macro.
1919 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1920 * langhooks.c (output.h): Add include.
1921 (saved_section): New static variable.
1922 (lhd_begin_section): New function.
1923 (lhd_write_section_data): New function.
1924 (lhd_end_section): New function.
1925 * langhooks.h (struct lang_hooks_for_lto): New structure.
1926 (struct lang_hooks): Add member lto.
1927 * Makefile.in (langhooks.o): Add dependency on output.h.
1929 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1931 2009-10-03 Richard Guenther <rguenther@suse.de>
1933 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1936 2009-10-03 Simon Baldwin <simonb@google.com>
1937 Richard Guenther <rguenther@suse.de>
1938 Janis Johnson <janis187@us.ibm.com>
1939 Doug Kwan <dougkwan@google.com>
1940 Diego Novillo <dnovillo@google.com>
1941 Ramana Radhakrishnan <ramana.r@gmail.com>
1942 Ollie Wild <aaw@google.com>
1944 * doc/install.texi: Add documentation for libelf and --enable-lto.
1945 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1946 -flto-report, -flto-compression-level and -use-linker-plugin.
1947 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1948 Add section for LTO Testing.
1950 2009-10-02 Cary Coutant <ccoutant@google.com>
1952 Add support for comdat type sections for DWARF v4.
1953 Merge from dwarf4 branch.
1955 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1956 (dw_die_ref): Define vector type.
1957 (enum dw_val_class): Add dw_val_class_data8.
1958 (struct dw_val_struct): Add v.val_data8.
1959 (comdat_type_node_ref): New type.
1960 (struct die_struct): Move die_symbol into a union; add new field
1961 die_type_node. Change all uses.
1962 (comdat_type_node): New type.
1963 (skeleton_chain_node): New type.
1964 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1965 (comdat_type_list): New variable.
1966 (dwarf_tag_name): Add DW_TAG_type_unit.
1967 (dwarf_attr_name): Add DW_AT_signature.
1968 (add_AT_data8): New function.
1969 (replace_child): New function.
1970 (move_all_children): New function.
1971 (print_signature): New function.
1972 (print_die): Print signature information; add dw_val_class_data8.
1973 (attr_checksum): Support dw_val_class_data8.
1974 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1975 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1976 (checksum_sleb128, checksum_uleb128): New functions.
1977 (checksum_die_context): New function.
1978 (loc_checksum_ordered): New function.
1979 (attr_checksum_ordered): New function.
1980 (struct checksum_attributes): New structure.
1981 (collect_checksum_attributes): New function.
1982 (die_checksum_ordered): New function.
1983 (generate_type_signature): New function.
1984 (same_dw_val_p): Add dw_val_class_data8.
1985 (is_symbol_die): Use new is_declaration_die function.
1986 (is_declaration_die): New function.
1987 (should_move_die_to_comdat): New function.
1988 (clone_die): New function.
1989 (clone_tree): New function.
1990 (clone_as_declaration): New function.
1991 (copy_declaration_context): New function.
1992 (generate_skeleton_ancestor_tree): New function.
1993 (generate_skeleton_bottom_up): New function.
1994 (generate_skeleton): New function.
1995 (remove_child_or_replace_with_skeleton): New function.
1996 (break_out_comdat_types): New function.
1997 (struct decl_table_entry): New type.
1998 (htab_decl_hash): New function.
1999 (htab_decl_eq): New function.
2000 (htab_decl_del): New function.
2001 (copy_ancestor_tree): New function.
2002 (copy_decls_walk): New function.
2003 (copy_decls_for_unworthy_types): New function.
2004 (build_abbrev_table): Don't assert on missing die_symbol when doing
2005 comdat type sections.
2006 (size_of_die): Use DW_FORM_sig8 for external references. Add
2008 (unmark_dies): Don't assert for unmarked dies when doing comdat
2010 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
2011 (output_signature): New function.
2012 (output_die): Likewise.
2013 (output_compilation_unit_header): Mark output as DWARF version 3
2014 even if generating DWARF 4.
2015 (output_comdat_type_unit): New function.
2016 (output_line_info): Mark output as DWARF version 3 even if generating
2018 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
2020 (dwarf2out_end_source_file): Likewise.
2021 (prune_unused_types_walk_attribs): Don't follow references into
2022 comdat type sections.
2023 (prune_unused_types_mark): When generating type units, do not mark
2024 children of non-defining declarations of types; do mark children of
2026 (prune_unused_types): Process comdat type sections.
2027 (htab_ct_hash): New function.
2028 (htab_ct_eq): New function.
2029 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
2030 Add a pointer to the line table from type unit entries so
2031 DW_AT_decl_file has meaning.
2032 * varasm.c (default_elf_asm_named_section): Use identifier name as
2033 comdat key instead of lang hook.
2035 2009-10-02 Neil Vachharajani <nvachhar@google.com>
2037 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
2039 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
2041 * config/i386/i386.md (SWIM248): New mode iterator.
2042 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
2043 divmodhi4 patterns using SWIM248 macro.
2044 (*divmod<mode>4): Macroize insn_and_split pattern from
2045 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
2046 and their corresponding splitters usign SWIM248 macro. Split SImode
2047 insn to generate cltd and DImode insn to generate cqto instead of
2048 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
2049 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
2050 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
2051 *divmodsi_noext patterns using SWIM248 macro.
2052 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
2053 udivmodhi4 patterns using SWIM248 macro.
2054 (*udivmod<mode>4): Macroize insn_and_split pattern from
2055 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
2056 corresponding splitters using SWIM248 macro.
2057 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
2058 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
2060 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
2062 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
2063 of zero-sized element is zero-sized regardless of its extent.
2065 2009-10-02 Jakub Jelinek <jakub@redhat.com>
2068 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
2069 * configure: Regenerated.
2070 * config.in: Regenerated.
2071 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
2072 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
2073 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
2074 not emitting .eh_frame, emit .cfi_sections .debug_frame
2079 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
2080 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
2082 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
2083 vars use DECL_RTL with resetting it back to NULL afterwards.
2084 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
2085 rtx_equal_p instead of asserting it is a SYMBOL_REF.
2086 (value_format): For dw_val_class_addr only use DW_FORM_addr if
2087 the attribute type allows it, otherwise use DW_FORM_dataN.
2088 (mem_loc_descriptor): Handle CONST_STRING.
2089 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
2090 Handle MEM with CONST_STRING address using add_AT_string.
2091 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
2092 CONST_STRING for const arrays initialized with a string literal.
2093 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
2094 (dwarf2out_finish): Call resolve_addr.
2096 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
2097 Maxim Kuvyrkov <maxim@codesourcery.com>
2099 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
2101 2009-10-02 Nick Clifton <nickc@redhat.com>
2103 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
2104 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
2106 2009-10-01 Jan Hubicka <jh@suse.cz>
2108 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
2109 (cgraph_create_virtual_clone): Just pass redirect_callers
2111 * cgraph.h (cgraph_clone_node): Update prototype.
2112 * ipa-pure-const.c (self_recursive_p): New function.
2113 (propagate): Use it.
2114 * ipa-inline.c (cgraph_clone_inlined_nodes,
2115 cgraph_decide_recursive_inlining): Update.
2117 2009-10-01 David Daney <ddaney@caviumnetworks.com>
2119 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
2120 instructions for TARGET_OCTEON.
2122 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2124 * config/arm/arm.c (arm_override_options): Turn off
2125 flag_dwarf2_cfi_asm for AAPCS variants.
2127 2009-10-01 Martin Jambor <mjambor@suse.cz>
2130 * tree-sra.c (convert_callers): Do not call
2131 compute_inline_parameters on one caller more than once.
2133 2009-10-01 Nick Clifton <nickc@redhat.com>
2135 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
2136 an empty string if not already defined.
2138 2009-10-01 Martin Jambor <mjambor@suse.cz>
2141 * tree-sra.c (is_va_list_type): New function.
2142 (find_var_candidates): Call is_va_list_type.
2143 (find_param_candidates): Check that the type or the type pointed
2144 to are not va_list types.
2146 2009-10-01 Martin Jambor <mjambor@suse.cz>
2149 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
2150 DECL_ARTIFICIAL (param_decl) is true.
2152 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
2154 * tree.h (tree_decl_common::lang_flag_8): New.
2155 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
2157 * c-common.h (RID_CONSTEXPR): New.
2159 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2161 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
2162 Use ref-all pointers.
2163 (alpha_gimplify_va_arg): Ditto.
2165 2009-09-30 Jakub Jelinek <jakub@redhat.com>
2168 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
2169 before insn counting loop now that BB_END (bb) is counted. Ensure
2170 the return value isn't zero.
2172 2009-09-30 Nick Clifton <nickc@redhat.com>
2174 * config.gcc (sh-symbianelf): Replace definition of extra_objs
2175 with separate definitions of c_target_objs and cxx_target_objs.
2176 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
2178 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
2179 sh_symbian_import_export_class.
2180 * config/sh/sh-protos.h: Fix names of exported symbian functions.
2181 * config/sh/symbian.c: Delete, moving code into...
2182 * config/sh/symbian-base.c: ... here
2183 * config/sh/symbian-c.c: ... and here
2184 * config/sh/symbian-cxx.c: ... and here.
2186 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2189 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
2190 of plus RTX into register.
2192 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2194 * doc/install.texi: Linguistic and markup fixes.
2195 (Configuration) <--disable-cpp>: Remove description.
2196 <--enable-maintainer-mode>: Autotools files are affected, too.
2197 <--with-sysroot>: Improve description.
2198 (Building): Bump required GNU make version.
2200 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2202 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
2203 (x86_64-*-*): Ditto.
2205 * config/i386/fma4intrin.h: New file, provide common x86 compiler
2206 intrinisics for FMA4.
2207 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
2208 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
2209 Add FMA4 check and fma4intrin.h.
2210 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2212 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
2213 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
2214 constant for FMA4 support.
2215 (UNSPEC_FMA4_FMADDSUB): Ditto.
2216 (UNSPEC_FMA4_FMSUBADD): Ditto.
2217 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
2218 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
2219 (ix86_expand_fma4_multiple_memory): Ditto.
2220 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
2221 (OPTION_MASK_ISA_FMA4_UNSET): New.
2222 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
2223 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
2224 (ix86_handle_option): Handle -mfma4.
2225 (isa_opts): Handle -mfma4.
2226 (enum pta_flags): Add PTA_FMA4.
2227 (override_options): Add FMA4 support.
2228 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
2229 (IX86_BUILTIN_VFMADDSD): Ditto.
2230 (IX86_BUILTIN_VFMADDPS): Ditto.
2231 (IX86_BUILTIN_VFMADDPD): Ditto.
2232 (IX86_BUILTIN_VFMSUBSS): Ditto.
2233 (IX86_BUILTIN_VFMSUBSD): Ditto.
2234 (IX86_BUILTIN_VFMSUBPS): Ditto.
2235 (IX86_BUILTIN_VFMSUBPD): Ditto.
2236 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
2237 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
2238 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
2239 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
2240 (IX86_BUILTIN_VFNMADDSS): Ditto.
2241 (IX86_BUILTIN_VFNMADDSD): Ditto.
2242 (IX86_BUILTIN_VFNMADDPS): Ditto.
2243 (IX86_BUILTIN_VFNMADDPD): Ditto.
2244 (IX86_BUILTIN_VFNMSUBSS): Ditto.
2245 (IX86_BUILTIN_VFNMSUBSD): Ditto.
2246 (IX86_BUILTIN_VFNMSUBPS): Ditto.
2247 (IX86_BUILTIN_VFNMSUBPD): Ditto.
2248 (IX86_BUILTIN_VFMADDPS256): Ditto.
2249 (IX86_BUILTIN_VFMADDPD256): Ditto.
2250 (IX86_BUILTIN_VFMSUBPS256): Ditto.
2251 (IX86_BUILTIN_VFMSUBPD256): Ditto.
2252 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
2253 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
2254 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
2255 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
2256 (IX86_BUILTIN_VFNMADDPS256): Ditto.
2257 (IX86_BUILTIN_VFNMADDPD256): Ditto.
2258 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
2259 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
2260 (enum multi_arg_type): New enum for describing the various FMA4
2261 intrinsic argument types.
2262 (bdesc_multi_arg): New table for FMA4 intrinsics.
2263 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
2264 (ix86_expand_multi_arg_builtin): New function for creating FMA4
2266 (ix86_expand_builtin): Add FMA4 intrinsic support.
2267 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
2268 operand instructions.
2269 (ix86_expand_fma4_multiple_memory): New function to split the
2270 second memory reference from FMA4 instructions.
2271 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
2272 (ssemodesuffixf2s): Ditto.
2273 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
2275 (fma4_fmsub<mode>4): Ditto.
2276 (fma4_fnmadd<mode>4): Ditto.
2277 (fma4_fnmsub<mode>4): Ditto.
2278 (fma4_vmfmadd<mode>4): Ditto.
2279 (fma4_vmfmsub<mode>4): Ditto.
2280 (fma4_vmfnmadd<mode>4): Ditto.
2281 (fma4_vmfnmsub<mode>4): Ditto.
2282 (fma4_fmadd<mode>4256): Ditto.
2283 (fma4_fmsub<mode>4256): Ditto.
2284 (fma4_fnmadd<mode>4256): Ditto.
2285 (fma4_fnmsub<mode>4256): Ditto.
2286 (fma4_fmaddsubv8sf4): Ditto.
2287 (fma4_fmaddsubv4sf4): Ditto.
2288 (fma4_fmaddsubv4df4): Ditto.
2289 (fma4_fmaddsubv2df4): Ditto.
2290 (fma4_fmsubaddv8sf4): Ditto.
2291 (fma4_fmsubaddv4sf4): Ditto.
2292 (fma4_fmsubaddv4df4): Ditto.
2293 (fma4_fmsubaddv2df4): Ditto.
2294 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
2295 instructions for intrinsics.
2296 (fma4i_fmsub<mode>4): Ditto.
2297 (fma4i_fnmadd<mode>4): Ditto.
2298 (fma4i_fnmsub<mode>4): Ditto.
2299 (fma4i_vmfmadd<mode>4): Ditto.
2300 (fma4i_vmfmsub<mode>4): Ditto.
2301 (fma4i_vmfnmadd<mode>4): Ditto.
2302 (fma4i_vmfnmsub<mode>4): Ditto.
2303 (fma4i_fmadd<mode>4256): Ditto.
2304 (fma4i_fmsub<mode>4256): Ditto.
2305 (fma4i_fnmadd<mode>4256): Ditto.
2306 (fma4i_fnmsub<mode>4256): Ditto.
2307 (fma4i_fmaddsubv8sf4): Ditto.
2308 (fma4i_fmaddsubv4sf4): Ditto.
2309 (fma4i_fmaddsubv4df4): Ditto.
2310 (fma4i_fmaddsubv2df4): Ditto.
2311 (fma4i_fmsubaddv8sf4): Ditto.
2312 (fma4i_fmsubaddv4sf4): Ditto.
2313 (fma4i_fmsubaddv4df4): Ditto.
2314 (fma4i_fmsubaddv2df4): Ditto.
2316 * doc/invoke.texi (-mfma4): Add documentation.
2317 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2319 2009-09-29 Richard Henderson <rth@redhat.com>
2321 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
2322 an edge to the new destination block.
2324 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2327 * pa.c (hppa_profile_hook): Use
2328 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2330 2009-09-29 Steve Ellcey <sje@cup.hp.com>
2331 Alexander Monakov <amonakov@ispras.ru>
2334 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2335 (not_postinc_memory_operand): New.
2336 (not_postinc_move_operand): New.
2337 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2338 (*cmovsi_internal): Ditto.
2340 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2342 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2343 restrict issue_rate in first pass when scheduling for register
2346 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2347 Rafael Avila de Espindola <espindola@google.com>
2349 * gengtype.c (plugin_output): New.
2350 (get_output_file_with_visibility): Return plugin_output for plugins.
2351 (main): Parse and use the -P option.
2352 * gty.texi: Update the command line format.
2354 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2357 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2359 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2360 out if !const_ok_for_output.
2363 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2364 case VAR_LOCATION>: Remove gcc_unreachable ().
2366 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2368 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2369 (x86_64-*-*): Ditto.
2370 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2371 back to smmintrin.h.
2372 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
2373 * config/i386/x86intrin.h: Remove SSE5.
2374 * config/i386/mmintrin-common.h: Delete file.
2375 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2377 2009-09-29 Richard Guenther <rguenther@suse.de>
2379 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2380 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2382 2009-09-29 Nick Clifton <nickc@redhat.com>
2384 * function.c (current_function_name): If there is no current
2385 function just return "<none>".
2387 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2389 * tree-pass.h (register_pass_info): New structure.
2390 (pass_positioning_ops): Move enum from gcc-plugin.h.
2391 (register_pass): New function.
2392 * gcc-plugin.h (plugin_pass): Delete structure.
2393 (pass_positioning_ops): Delete enum.
2394 * plugin.c (regsiter_pass): Delete function.
2395 (position_pass): Delete function.
2396 (added_pass_nodes): Delete variable.
2397 (prev_added_pass_nodes): Delete variable.
2398 (pass_list_node): Delete structure.
2399 * passes.c (make_pass_instance): New function.
2400 (next_pass_1): Change to call make_pass_instance.
2401 (pass_list_node): Move structure from gcc-plugin.h.
2402 (added_pass_nodes): Move variable from plugin.c.
2403 (prev_added_pass_nodes): Move variable from plugin.c.
2404 (position_pass): New function.
2405 (register_pass): New function.
2407 2009-09-28 Easwaran Raman <eraman@google.com>
2409 * ifcvt.c (noce_try_abs): Recognize pattern and call
2410 expand_one_cmpl_abs_nojump.
2411 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2412 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2414 2009-09-28 Ian Lance Taylor <iant@google.com>
2417 * c-opts.c (c_common_handle_option): Don't set
2418 warn_jump_misses_init for -Wall.
2419 * doc/invoke.texi (Warning Options): Update documentation.
2421 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2423 * Makefile.in ($(out_object_file)): Depend on
2424 gt-$(basename $(notdir $(out_file))).h.
2426 2009-09-28 Richard Henderson <rth@redhat.com>
2428 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2429 * except.c (gen_eh_region): Set it.
2430 (duplicate_eh_regions_1): Copy it.
2431 * tree-eh.c (lower_resx): Use it to determine which function
2434 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2435 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2436 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2437 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2438 BUILT_IN_CXA_END_CLEANUP if necessary.
2440 * c-common.c (c_define_builtins): Update call to
2441 build_common_builtin_nodes.
2443 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2445 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2447 2009-09-28 Michael Matz <matz@suse.de>
2449 * builtins.c (interclass_mathfn_icode): New helper.
2450 (expand_builtin_interclass_mathfn): Use it here, and split folding
2452 (fold_builtin_interclass_mathfn): ... this new folder.
2453 (build_call_nofold_loc): New static helper.
2454 (build_call_nofold): New wrapper macro for above.
2455 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2456 (expand_builtin_pow): Ditto.
2457 (expand_builtin_memset_args): Ditto.
2458 (expand_builtin_printf): Ditto.
2459 (expand_builtin_fprintf): Ditto.
2460 (expand_builtin_sprintf): Ditto.
2461 (expand_builtin_memory_chk): Ditto.
2462 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2463 (expand_builtin_stpcpy): Ditto.
2464 (expand_builtin_strcmp): Ditto.
2465 (expand_builtin_strncmp): Ditto.
2466 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2467 (expand_builtin_strcpy_args): Don't call folders.
2468 (expand_builtin_memcmp): Ditto.
2469 (expand_builtin_strncpy): Ditto, and use target.
2470 (expand_builtin_memcpy): Ditto.
2471 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2472 expand_builtin_strpbrk, expand_builtin_memmove,
2473 expand_builtin_memmove_args, expand_builtin_bcopy,
2474 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2475 expand_builtin_strspn, expand_builtin_strcspn,
2476 expand_builtin_fputs): Remove these.
2477 (expand_builtin): Don't call the above, change calls to other
2478 expanders that changed prototype.
2479 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2480 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2481 fold_builtin_interclass_mathfn.
2482 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2483 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2485 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2486 * passes.c (init_optimization_passes): Move pass_fold_builtins
2487 after last phiopt pass.
2488 * tree-inline.c (fold_marked_statements): When folding builtins
2489 iterate over all instruction potentially generated.
2490 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2492 (fold_gimple_call): Use it to always fold calls (into potentially
2493 multiple instructions).
2494 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2495 calls into zero at this time.
2496 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2497 statements generated by builtin folding.
2499 2009-09-28 Nick Clifton <nickc@redhat.com>
2501 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2503 2009-09-28 Duncan Sands <baldrick@free.fr>
2505 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2506 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2507 (register_callback): Dispatch it.
2508 (invoke_plugin_callbacks): Incorporate in sanity check.
2509 * ggc.h (ggc_register_cache_tab): Add declaration.
2510 * ggc-common.c (ggc_register_root_tab): Simplify.
2511 (const_ggc_cache_tab_t): New typedef.
2512 (extra_cache_vec): New vector of dynamically added cache tables.
2513 (ggc_register_cache_tab): New function.
2514 (ggc_scan_cache_tab): New function.
2515 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2516 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2518 2009-09-27 Richard Henderson <rth@redhat.com>
2520 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2521 which we remove __builtin_stack_restore.
2523 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2525 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2526 to test for GRD_INVARIANT.
2527 (simple_rhs_p): Anything that's function_invariant_p is fine.
2529 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2531 * gengtype.c (main): Use plunge_files instead of plugin_output.
2533 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2534 Rafael Avila de Espindola <espindola@google.com>
2536 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2537 Don't print pch related info if it is false.
2538 (main): Don't print pch info in plugin mode.
2540 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2542 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2543 with dw_val_class_const_double.
2544 (struct dw_val_struct): Replace val_long_long with val_double and
2545 adjust for above change.
2546 (output_loc_operands): Likewise.
2547 (add_AT_long_long): Rename into...
2548 (add_AT_double): ...this.
2549 (print_die): Replace dw_val_class_long_long with
2550 dw_val_class_const_double and adjust.
2551 (attr_checksum): Likewise.
2552 (same_dw_val_p): Likewise.
2553 (size_of_die): Likewise.
2554 (value_format): Likewise.
2555 (output_die): Likewise.
2556 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2557 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2558 instead of add_AT_long_long.
2559 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2560 value with the precision of its type.
2562 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2565 * c-typeck.c (build_conditional_expr): Use the readonly and
2566 volatile flags of the operand types, not of the operands itself.
2568 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2570 * collect2.c (main): Look for -brtl before adding libraries.
2572 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2574 * config.gcc: Update OpenBSD targets.
2575 * config/openbsd-stdint.h: New file.
2576 * config/openbsd-libpthread.h: New file.
2577 * config/openbsd.h: Update and break out LIB_SPEC definition.
2578 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2579 * config/i386/openbsdelf.h: Correct types.
2580 * config/m68k/openbsd.h: Likewise.
2581 * config/mips/openbsd.h: Likewise.
2582 * config/vax/openbsd.h: Likewise.
2584 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2586 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2587 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2588 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2589 of the length and zero.
2591 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2593 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2594 (FLAGS_H): Add options.h $(REAL_H).
2595 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2596 (TREE_VECTORIZER_H): New.
2597 (EBITMAP_H): Renamed from EBIMAP_H.
2598 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2599 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2600 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2601 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2602 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2603 (graphite-clast-to-gimple.o, graphite-dependences.o)
2604 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2605 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2606 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2607 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2608 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2609 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2610 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2611 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2612 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2613 updated and fixed as per above changes and per
2614 check_makefile_deps.sh output.
2617 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2618 * configure: Regenerate.
2620 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2622 * doc/install.texi: Update minimum MPC version to 0.7.
2624 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2626 * doc/install.texi (Binaries): Remove reference to the binary
2627 distribution CD-ROM from the FSF.
2629 2009-09-26 Michael Matz <matz@suse.de>
2633 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2634 that are mentioned in the body.
2636 2009-09-26 Michael Matz <matz@suse.de>
2638 PR tree-optimization/41454
2639 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2640 (tree_ssa_dominator_optimize): Don't allocate and free it.
2641 (dom_opt_leave_block): Don't iterate over it.
2642 (eliminate_redundant_computations): Don't return a value.
2643 (cprop_operand, cprop_into_stmt): Ditto.
2644 (optimize_stmt): Don't defer updating stmts.
2646 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2648 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2649 generic_parameter_die, template_parameter_pack_die,
2650 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2651 renaming DW_TAG_formal_parameter_pack and
2652 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2653 and DW_TAG_GNU_template_parameter_pack.
2655 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2657 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2658 * config/v850/v850.c (v850_function_value): New function.
2659 (TARGET_FUNCTION_VALUE): Define.
2661 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2663 * tree-vect-stmts.c (vectorizable_call): Call
2664 mark_symbols_for_renaming after vect_finish_stmt_generation.
2666 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2667 to loc_descriptor_from_tree.
2668 (add_location_or_const_value_attribute): Pass 0 instead of 2
2669 for decl_by_reference_p decls.
2671 2009-09-25 Richard Guenther <rguenther@suse.de>
2674 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2677 2009-09-25 Ben Elliston <bje@au.ibm.com>
2679 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2682 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2684 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2685 form of instruction.
2687 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2690 * fold-const.c (const_binop): Handle complex int division.
2691 * tree-complex.c (expand_complex_div_straight,
2692 expand_complex_div_wide): Update comments.
2694 2009-09-24 DJ Delorie <dj@redhat.com>
2697 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2698 (reg_class): Likewise.
2699 (REG_CLASS_NAMES): Likewise.
2700 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2701 (m32c_override_options): Disable -fivopts for M32C.
2703 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2705 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2706 Delete VSX load/store with update support.
2707 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2708 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2712 (VStype_load_update): Ditto.
2713 (VStype_store_update): Ditto.
2714 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2715 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2717 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2718 load/store with update builtins.
2720 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2722 * libgcc2.c (L_trampoline): Prototype for getpagesize
2723 and mprotect in WINNT case.
2725 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2727 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2728 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2729 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2730 'outgoing' argument.
2731 (TARGET_FUNCTION_VALUE): Define.
2733 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2735 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2737 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2740 * common.opt: Initialize dwarf_strict to -1.
2741 * toplev.c (process_options): Catch unset dwarf_strict
2742 and set to 0 for all targets not overriding.
2743 * config/darwin.c (darwin_override_options): Catch unset
2744 dwarf_strict and override to 1.
2746 2009-09-24 Jeff Law <law@redhat.com>
2748 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2750 2009-09-24 Richard Guenther <rguenther@suse.de>
2752 PR tree-optimization/36143
2753 PR tree-optimization/38747
2754 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2755 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2757 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2760 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2761 return false instead of gcc_unreachable (). For CONST return the
2762 value returned by recursive call instead of always returning true.
2763 (tree_add_const_value_attribute): Return the value returned by
2764 add_const_value_attribute instead of always returning true if rtl
2767 2009-09-23 Justin Seyster <jrseys@gmail.com>
2769 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2771 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2773 * cgraphunit.c (cgraph_lower_function): Revert last change.
2774 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2775 instead of DECL_NO_STATIC_CHAIN.
2776 * tree-cfg.c (verify_gimple_call): Likewise.
2777 * tree-nested.c (get_chain_decl, get_chain_field,
2778 convert_tramp_reference_op, convert_gimple_call): Likewise.
2779 (convert_all_function_calls): Likewise. Always set or clear
2780 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2781 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2782 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2784 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2785 DECL_NO_STATIC_CHAIN.
2786 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2787 instead of DECL_NO_STATIC_CHAIN.
2788 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2789 decl_function_context.
2790 * varasm.c (initializer_constant_valid_p): Likewise.
2791 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2792 (DECL_STATIC_CHAIN): ... this.
2793 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2794 instead of DECL_NO_STATIC_CHAIN.
2796 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2797 Rafael Avila de Espindola <espindola@google.com>
2799 * gengtype.c (nb_plugin_files): Make it unsigned to match
2800 num_gt_files. Adjust other variables to avoid warnings.
2801 (main): Allocate an all zero lang_bitmap before each plugin file name
2802 to match regular file names.
2804 2009-09-23 Richard Henderson <rth@redhat.com>
2806 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2807 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2808 static chain passed in memory.
2809 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2810 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2811 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2812 STATIC_CHAIN_REGNUM defined.
2814 * config/picochip/picochip-protos.h: s/class/klass/.
2815 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2816 (picochip_static_chain): New.
2817 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2818 (STATIC_CHAIN_INCOMING): Remove.
2820 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2821 (xtensa_static_chain): New.
2822 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2823 (STATIC_CHAIN_INCOMING): Remove.
2825 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2827 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2828 * config/pa/pa-protos.h (function_value): Remove.
2829 * config/pa/pa.c (pa_function_value): Rename from function_value.
2830 Make static, add 'outgoing' argument.
2831 (TARGET_FUNCTION_VALUE): Define.
2833 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2835 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2836 instead of cfun->machine->is_leaf.
2837 * config/avr/avr.h (machine_function): Remove is_leaf field.
2839 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2842 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2843 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2844 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2845 the same size, prefer DW_OP_stack_value.
2846 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2847 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2849 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2852 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2854 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2857 * cfgexpand.c (convert_debug_memory_address): New.
2858 (expand_debug_expr): Convert base address and offset to the same
2859 mode. Use it to convert addresses to other modes. Accept
2862 2009-09-23 Richard Guenther <rguenther@suse.de>
2864 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2865 produced for bigendian targets with promoted subregs.
2867 2009-09-23 Richard Guenther <rguenther@suse.de>
2869 * value-prof.c (gimple_ic): Purge old EH edges only after building
2872 2009-09-23 Nick Clifton <nickc@redhat.com>
2874 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2876 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2879 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2882 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2883 on non-nested functions.
2885 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2886 Jan Hubicka <jh@suse.cz>
2888 * dwarf2out.c (loc_list_plus_const): Only define if
2889 DWARF2_DEBUGGING_INFO.
2890 (address_of_int_loc_descriptor): Likewise.
2893 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2895 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2898 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2899 constant is more than zero.
2901 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2904 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2905 call final to emit non-scheduled prologue, instead insert at entry.
2907 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2908 Joseph S. Myers <joseph@codesourcery.com>
2910 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2912 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2913 Rafael Avila de Espindola <espindola@google.com>
2915 * gengtype.c (is_file_equal): New function.
2916 (close_output_files): Use is_file_equal. Free of->buf.
2918 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2919 Rafael Avila de Espindola <espindola@google.com>
2921 * gengtype.c (write_types, write_local): Add the output_header
2922 argument. Update all callers.
2924 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2926 * dwarf2out.c (template_parameter_pack_die,
2927 gen_formal_parameter_pack_die ): New functions.
2928 (make_ith_pack_parameter_name): Remove this function.
2929 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2930 DW_TAG_formal_parameter_pack.
2931 (gen_generic_params_dies): Represent each template parameter pack
2932 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2933 represented by usual DW_TAG_template_*_parameter DIEs that are
2934 children of the DW_TAG_template_parameter_pack element DIE.
2935 (generic_parameter_die): This doesn't deal with parameter pack
2936 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2937 of parameter pack DIEs.
2938 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2939 in certain cases, e.g. for pack elements.
2940 (gen_formal_types_die, gen_decl_die): Adjust usage of
2941 gen_formal_parameter_die.
2942 (gen_subprogram_die): Represent each function parameter pack by a
2943 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2944 represented by usual DW_TAG_formal_parameter DIEs that are children
2945 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2946 ____builtin_va_alist decls as no part of the compiler uses those
2948 * langhooks.h (struct lang_hooks_for_decls): Add
2949 function_parm_expanded_from_pack_p, get_generic_function_decl
2950 and function_parameter_pack_p hooks. Fix comment for
2951 get_innermost_generic_parms hook.
2952 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2953 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2954 macros and use them to initialize lang_hook.
2956 2009-09-22 Richard Henderson <rth@redhat.com>
2958 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2959 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2960 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2961 on TRAMPOLINE_TEMPLATE.
2962 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2963 TRAMPOLINE_ADJUST_ADDRESS.
2964 * targhooks.c (default_asm_trampoline_template): Remove.
2965 (default_trampoline_adjust_address): Remove.
2966 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2967 * targhooks.h: Update decls.
2969 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2971 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2972 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2973 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2975 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2978 * reload1.c (reload): Reset debug insns with pseudos without
2981 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2983 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2984 unconditional true for decimal float modes.
2985 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2986 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2988 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2990 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2991 Enable a new case for __FreeBSD__ >= 7.
2992 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2993 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2994 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2995 and USE_LD_AS_NEEDED.
2997 * doc/install.texi (*-*-freebsd*): Update target information.
2999 2009-09-22 Richard Guenther <rguenther@suse.de>
3002 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
3003 arrays really properly.
3005 2009-09-22 Richard Henderson <rth@redhat.com>
3008 * target.h (struct gcc_target): Add asm_out.trampoline_template,
3009 calls.static_chain, calls.trampoline_init,
3010 calls.trampoline_adjust_address.
3011 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3012 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3013 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3014 * builtins.c (expand_builtin_setjmp_receiver): Use
3015 targetm.calls.static_chain; only clobber registers.
3016 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
3017 set up memory attributes properly for the trampoline block.
3018 (expand_builtin_adjust_trampoline): Use
3019 targetm.calls.trampoline_adjust_address.
3020 * calls.c (prepare_call_address): Add fndecl argument. Use
3021 targetm.calls.static_chain.
3022 * df-scan.c (df_need_static_chain_reg): Remove.
3023 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
3024 consolodate static chain handling.
3025 * doc/tm.texi: Document new hooks.
3026 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
3027 (init_emit_regs): Don't initialize them.
3028 * expr.h (prepare_call_address): Update decl.
3029 * final.c (profile_function): Use targetm.calls.static_chain.
3030 * function.c (expand_function_start): Likewise.
3031 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
3032 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
3033 only clobber registers.
3034 * targhooks.c (default_static_chain): New.
3035 (default_asm_trampoline_template, default_trampoline_init): New.
3036 (default_trampoline_adjust_address): New.
3037 * targhooks.h: Declare them.
3038 * varasm.c (assemble_trampoline_template): Use
3039 targetm.asm_out.trampoline_template. Make the memory block const
3042 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
3043 alpha_initialize_trampoline. Make static. Merge VMS parameter
3044 differences into the TARGET_ABI_OPEN_VMS code block.
3045 (TARGET_TRAMPOLINE_INIT): New.
3046 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
3047 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
3048 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
3049 (INITIALIZE_TRAMPOLINE): Remove.
3051 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
3052 (TRAMPOLINE_TEMPLATE): Merge with ...
3053 (INITIALIZE_TRAMPOLINE): ... this and move ...
3054 * config/arc/arc.c (arc_trampoline_init): ... here.
3055 (TARGET_TRAMPOLINE_INIT): New.
3057 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3058 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3059 (arm_asm_trampoline_template): New.
3060 (arm_trampoline_init, arm_trampoline_adjust_address): New.
3061 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
3062 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
3063 code to arm_asm_trampoline_template.
3064 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
3065 arm_trampoline_adjust_address.
3066 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
3067 adjust for target hook parameters.
3069 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
3072 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
3073 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
3074 (bfin_trampoline_init): Rename from initialize_trampoline;
3075 make static; update for target hook parameters.
3076 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3077 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
3078 bfin_asm_trampoline_template.
3079 (INITIALIZE_TRAMPOLINE): Remove.
3081 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3082 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
3083 cris_trampoline_init): New.
3084 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
3085 cris_asm_trampoline_template.
3086 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
3087 adjust for target hook parameters.
3089 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
3091 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3092 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
3093 fr30_trampoline_init): New.
3094 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
3095 fr30_asm_trampoline_template.
3096 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
3097 adjust for target hook parameters.
3099 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
3100 (frv_trampoline_init): Rename from frv_initialize_trampoline;
3101 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
3102 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
3103 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
3105 * config/h8300/h8300.c (h8300_trampoline_init): New.
3106 (TARGET_TRAMPOLINE_INIT): New.
3107 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
3108 to h8300_trampoline_init and adjust for hook parameters.
3110 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
3111 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
3112 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
3113 make static; adjust for hook parameters.
3114 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
3116 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3117 (TARGET_TRAMPOLINE_INIT): New.
3118 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
3119 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
3120 iq2000_asm_trampoline_template.
3121 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
3122 (TRAMPOLINE_CODE_SIZE): New.
3123 (TRAMPOLINE_SIZE): Use it.
3124 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
3126 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
3127 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
3128 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
3129 adjust for hook parameters.
3130 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
3132 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
3133 (m32r_trampoline_init): New.
3134 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
3135 m32r_trampoline_init.
3137 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
3138 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
3139 make static; update for hook parameters.
3140 * config/m68hc11/m68hc11-protos.h: Update.
3141 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
3143 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3144 (TARGET_TRAMPOLINE_INIT): New.
3145 (mcore_function_value): Fix typo.
3146 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
3147 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
3148 to mcore_asm_trampoline_template.
3149 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
3151 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
3152 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
3153 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
3154 update for hook parameters.
3155 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
3157 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3158 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3159 mips_trampoline_init): New.
3160 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
3161 mips_asm_trampoline_template.
3162 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
3163 update for hook parameters.
3165 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3166 (TARGET_TRAMPOLINE_INIT): New.
3167 (mmix_trampoline_size): Remove.
3168 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
3169 make static. Remove out-of-date tetra vs octa comment.
3170 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
3171 make static; update for hook parameters.
3172 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
3173 (INITIALIZE_TRAMPOLINE): Remove.
3174 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
3175 (TRAMPOLINE_ALIGNMENT): New.
3176 * gcc/config/mmix/mmix-protos.h: Update.
3178 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3179 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3180 mn10300_trampoline_init): New.
3181 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
3182 mn10300_asm_trampoline_template.
3183 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
3185 * config/moxie/moxie.c (moxie_static_chain,
3186 moxie_asm_trampoline_template, moxie_trampoline_init,
3187 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
3188 TARGET_TRAMPOLINE_INIT): New.
3189 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
3190 moxie_trampoline_init.
3191 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
3192 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
3194 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3195 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3196 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
3197 pa_trampoline_adjust_address): New.
3198 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
3199 pa_asm_trampoline_template.
3200 (TRAMPOLINE_ALIGNMENT): New.
3201 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
3202 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
3203 adjust for hook parameters.
3204 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
3206 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
3207 (TARGET_TRAMPOLINE_INIT): New.
3208 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
3209 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
3211 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
3213 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
3214 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
3215 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
3216 make static; adjust parameters for the hook.
3217 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
3219 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
3220 s390_trampoline_template; make static.
3221 (s390_trampoline_init): Rename from s390_initialize_trampoline;
3222 make static; adjust for target hook.
3223 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3224 * config/s390/s390-protos.h: Remove trampoline decls.
3225 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
3226 (TRAMPOLINE_TEMPLATE): Remove.
3227 (TRAMPOLINE_ALIGNMENT): New.
3229 * config/score/score-protos.h (score_initialize_trampoline): Remove.
3230 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3231 (TARGET_TRAMPOLINE_INIT): New.
3232 (score_asm_trampoline_template): New.
3233 (score_trampoline_init): Rename from score_initialize_trampoline;
3234 make static; adjust for hook parameters.
3235 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
3236 score[37]_asm_trampoline_template.
3237 (INITIALIZE_TRAMPOLINE): Remove.
3238 * config/score/score3.c (score3_asm_trampoline_template): New.
3239 (score3_trampoline_init): Rename from score3_initialize_trampoline;
3240 adjust for target hook.
3241 * config/score/score7.c (score7_asm_trampoline_template): New.
3242 (score7_trampoline_init): Rename from score7_initialize_trampoline;
3243 adjust for target hook.
3244 * config/score/score3.h, config/score/score7.h: Update.
3246 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
3247 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
3248 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3249 (sh_trampoline_init): Rename from sh_initialize_trampoline;
3250 make static; adjust for target hook parameters.
3251 (sh_trampoline_adjust_address): New.
3252 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
3253 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
3255 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
3256 (sparc32_initialize_trampoline): Rename from
3257 sparc_initialize_trampoline; make static; replace tramp parameter
3258 with m_tramp and update memory accesses.
3259 (sparc64_initialize_trampoline): Similarly.
3260 (sparc_trampoline_init): New.
3261 * config/sparc/sparc-protos.h: Remove trampoline decls.
3262 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
3263 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
3265 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
3266 (array_to_constant): Make ARR parameter const.
3267 (spu_trampoline_init): Rename from spu_initialize_trampoline;
3268 make static; update for hook parameters.
3269 * config/spu/spu-protos.h: Update decls.
3270 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
3272 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
3273 from xstormy16_initialize_trampoline; make static; update for
3275 (TARGET_TRAMPOLINE_INIT): New.
3276 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
3278 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3279 (TARGET_TRAMPOLINE_INIT): New.
3280 (v850_can_eliminate): Make static.
3281 (v850_asm_trampoline_template, v850_trampoline_init): New.
3282 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
3283 v850_asm_trampoline_template.
3284 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
3285 and adjust for target hook parameters.
3287 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3288 (TARGET_TRAMPOLINE_INIT): New.
3289 (vax_asm_trampoline_template, vax_trampoline_init): New.
3290 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
3291 vax_asm_trampoline_template.
3292 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
3294 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3295 (TARGET_TRAMPOLINE_INIT): New.
3296 (xtensa_asm_trampoline_template): Rename from
3297 xtensa_trampoline_template; make static.
3298 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
3299 make static; update for hook parameters.
3300 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
3301 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
3302 (INITIALIZE_TRAMPOLINE): Remove.
3304 * config/i386/i386.c (ix86_function_regparm): Do not issue an
3305 error for nested functions with regparm=3.
3306 (ix86_compute_frame_layout): Adjust frame pointer offset for
3307 ix86_static_chain_on_stack.
3308 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
3309 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
3310 don't reset to UNITS_PER_WORD.
3311 (ix86_emit_leave): Adjust ix86_cfa_state.
3312 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
3313 (ix86_static_chain): New.
3314 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
3315 make static; update for target hook parameters; use ix86_static_chain.
3316 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3317 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
3318 (INITIALIZE_TRAMPOLINE): Remove.
3319 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
3320 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
3321 to the end. Add static_chain_on_stack.
3322 (ix86_static_chain_on_stack): New.
3324 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
3325 (m68k_output_mi_thunk): Don't use static_chain_rtx.
3326 (m68k_trampoline_init): New.
3327 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
3328 m68k_trampoline_init and adjust for hook parameters.
3329 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
3330 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
3332 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3334 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3335 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3337 * reload1.c (reload): Call wrap_constant when substituting
3338 reg for equiv inside of DEBUG_INSNs.
3341 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3342 add_call_src_coords_attributes, add_high_low_attributes,
3343 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3344 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3345 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3346 when -gdwarf-2 -gstrict-dwarf.
3347 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3348 -gdwarf-[23] -gstrict-dwarf.
3349 (address_of_int_loc_descriptor, loc_descriptor,
3350 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3351 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3352 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3354 2009-09-22 Richard Guenther <rguenther@suse.de>
3356 PR tree-optimization/41428
3357 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3358 (ccp_finalize): Pass it to substitute_and_fold.
3360 2009-09-22 Richard Guenther <rguenther@suse.de>
3362 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3363 (substitute_and_fold): Adjust prototype.
3364 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3365 (simplify_stmt_using_ranges): Likewise.
3366 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3367 (vrp_fold_stmt): New function.
3368 (vrp_finalize): Pass it to substitute_and_fold.
3369 * tree-flow.h (vrp_evaluate_conditional): Remove.
3370 (simplify_stmt_using_ranges): Likewise.
3371 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3372 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3373 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3375 (fold_predicate_in): Move to tree-vrp.c.
3376 (substitute_and_fold): Use the callback instead of calling into
3377 tree-vrp.c functions directly.
3379 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3381 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3382 comparison warning on rs6000.
3385 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3386 GIMPLE_EH_MUST_NOT_THROW cleanup.
3387 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3389 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3392 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3393 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3394 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3395 libSystem which is derived from the gcc 4.2.1 unwinder.
3397 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3400 * varasm.c (default_encode_section_info): Copy TLS model into
3401 sym_ref flags regardless of backend support for TLS, for all
3402 model types except TLS_MODEL_EMULATED.
3404 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3407 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3408 we can handle it correctly.
3410 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3412 * doc/install.texi (os2): Remove section.
3414 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3416 * doc/standards.texi (Objective-C): Adjust two URLs.
3418 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3420 * tree-tailcall.c (process_assignment): Don't check if a
3421 multiplication or an addition are already present.
3422 (find_tail_calls): Combine multiple additions and multiplications.
3423 (adjust_accumulator_values): Emit accumulators.
3425 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3427 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3428 xmm register restore.
3430 2009-09-21 Jan Hubicka <jh@suse.cz>
3432 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3433 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3436 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3438 * stor-layout.c (layout_type): Remove obsolete code.
3440 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3443 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3445 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3448 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3449 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3450 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3451 * fold-const.c (const_binop): Likewise.
3452 * real.h (do_mpc_arg2): Update prototype.
3454 2009-09-20 Jan Hubicka <jh@suse.cz>
3456 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3457 (add_location_or_const_value_attribute): Rewrite using
3459 (tree_add_const_value_attribute): Return true if successful.
3460 (tree_add_const_value_attribute_for_decl): Likewise.
3462 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3463 (loc_descriptor): ... here;
3464 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3465 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3466 pool items that was not marked for output.
3467 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3468 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3469 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3470 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3471 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3472 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3473 DW_OP_stack_value to get address of items that are not available
3475 (dw_loc_list): Handle single element lists correctly.
3477 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3478 Pascal Obry <obry@adacore.com>
3480 * unwind-dw2-fde.c (classify_object_over_fdes):
3481 Cast the constant 1 to _Unwind_Ptr.
3482 (add_fdes): Likewise.
3483 (linear_search_fdes): Likewise.
3485 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3487 * stor-layout.c (set_sizetype): Avoid useless type copy.
3489 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3491 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3493 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3494 * configure, config.in: Regenerate.
3495 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3497 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3498 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3499 for global data if the output could be used in a shared library.
3500 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3501 to 0 if TARGET_WRITABLE_EH_FRAME.
3503 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3505 PR rtl-optimization/39886
3506 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3507 just when insn is equal to BB_END (bb).
3509 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3511 * config/mips/mips.opt (mrelax-pic-calls): New option.
3512 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3514 (mips_unspec_call): Change "unspec_call" expander into this.
3515 (mips_strip_unspec_call): New function.
3516 (mips_got_load): Call mips_unspec_call instead of
3517 gen_unspec_call<mode>.
3518 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3520 (mips_cfg_in_reorg): New function.
3521 (mips16_lay_out_constants): Use it to decide whether to call
3522 CFG-aware insn splitting.
3523 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3524 mips_reorg. Move DF set-up code from here ...
3525 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3527 (mips_reorg): Call mips_df_reorg instead of
3528 r10k_insert_cache_barriers. Move CFG set-up code here from
3529 r10k_insert_cache_barriers.
3530 (mips_call_expr_from_insn): New function.
3531 (mips_pic_call_symbol_from_set): Likewise.
3532 (mips_find_pic_call_symbol): Likewise.
3533 (mips_annotate_pic_call_expr): Likewise.
3534 (mips_get_pic_call_symbol): Likewise.
3535 (mips_annotate_pic_calls): Likewise.
3536 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3538 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3539 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3540 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3542 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3543 (unspec_call<mode>): Remove it.
3544 (sibcall_internal, sibcall_value_internal,
3545 sibcall_value_multiple_internal, call_internal, call_split,
3546 call_value_internal, call_value_split,
3547 call_value_multiple_internal, call_value_multiple_split): Pass
3548 SIZE_OPNO to MIPS_CALL.
3549 (call_internal_direct, call_direct_split,
3550 call_value_internal_direct, call_value_direct_split): Pass -1 as
3551 SIZE_OPNO to MIPS_CALL.
3552 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3553 * configure: Regenerate.
3554 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3555 and -mno-relax-pic-calls.
3556 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3558 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3561 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3562 in the directory this rule is called from, rather than the
3563 toplevel 'gcc' directory, to fix in-tree build.
3565 2009-09-19 Chris Demetriou <cgd@google.com>
3567 PR preprocessor/28435:
3568 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3569 to cpplib that the preprocessor output is needed.
3571 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3573 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3574 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3575 *return_and_restore_fpregs_<mode>,
3576 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3579 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3580 instead of assuming it has always a REG inside of it.
3582 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3584 * config/freebsd.h: Update comment on types.
3585 (WINT_TYPE): Define.
3587 2009-09-18 Jason Merrill <jason@redhat.com>
3589 * c.opt: Add -fno-deduce-init-list.
3591 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3593 * value-prof.c (interesting_stringop_to_profile_p): Added output
3594 argument to indicate which parameter is the size parameter.
3595 * value-prof.c (gimple_stringop_fixed_value): Use
3596 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3597 * value-prof.c (gimple_stringops_transform): Update call sites to
3598 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3600 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3603 From David Binderman <dcb314@hotmail.com>:
3604 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3605 local variable f. Remove stale comments.
3606 (ix86_compute_frame_layout): Remove useless local variable total_size.
3607 Remove #if 0'd code.
3608 (legitimate_address_p): Remove useless local variables
3609 reason_rtx and reason.
3610 (ix86_split_copysign_const): Remove useless local variable op1.
3611 (scale_counter): Remove useless local variable piece_size_mask.
3613 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3615 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3618 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3621 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3623 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3625 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3628 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3630 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3631 DW_OP_implicit_value even without dwarf_version 4.
3633 2009-09-17 Jan Hubicka <jh@suse.cz>
3635 * dwarf2out.c: Include tree-pass.h and gimple.h.
3636 (loc_list_plus_const): New function.
3637 (loc_descriptor_from_tree_1): Rename to ...
3638 (loc_descriptor_from_tree): ... remove original.
3639 (loc_list_from_tree): New function.
3640 (add_AT_location_description): Accept location list.
3641 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3642 (concatn_mem_loc_descriptor): Remove.
3643 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3645 (secname_for_decl): Move up.
3646 (hidden_reference_p): New function; break out from ...
3647 (loc_by_refernece): ... here; move up.
3648 (dw_loc_list): New function.
3649 (single_element_loc_list): New function.
3650 (single_element_loc_list_p): New function.
3651 (add_loc_descr_to_each): New function.
3652 (add_loc_list): New function.
3653 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3654 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3655 add diagnostics why expansion failed.
3656 (add_location_or_const_value_attribute): Support location lists.
3657 (add_bound_info): Likewise.
3658 (descr_info_loc): Update call of loc_descriptor_from_tree.
3659 (gen_variable_die): Work on location lists.
3660 * final.c (pass_final): Add dump file.
3661 * Makefile.in (dwarf2out.o): Add new dependencies.
3663 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3666 * real.c decimal_from_integer, decimal_integer_string): New.
3667 (real_from_integer): Use them as special case for decimal float.
3668 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3669 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3670 Do not append zero after the decimal point in string to convert.
3672 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3674 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3675 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3677 2009-09-17 Martin Jambor <mjambor@suse.cz>
3679 * common.opt (fipa-sra): New switch.
3680 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3681 * timevar.def (TV_IPA_SRA): New timevar.
3682 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3683 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3684 * tree-sra.c: Include cgraph.c.
3685 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3686 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3687 and grp_not_necessarilly_dereferenced.
3688 (func_param_count): New variable.
3689 (encountered_apply_args): New variable.
3690 (bb_dereferences): New variable.
3691 (final_bbs): New variable.
3692 (no_accesses_representant): New variable.
3693 (no_accesses_p): New function.
3694 (dump_access): Dump the new fields.
3695 (sra_initialize): Set encountered_apply_args to false.
3696 (get_ssa_base_param): New function.
3697 (mark_parm_dereference): New function.
3698 (create_access): Caring for INIDRECT_REFs and different handling of
3699 varialble length accesses in early IPA SRA. Store the stmt - a new
3700 parameter - to the new access.
3701 (build_access_from_expr_1): New parameter stmt, passed to
3702 create_access. Handle INDIRECT_REFs.
3703 (build_access_from_expr): Pass the current statement to
3704 build_access_from_expr_1.
3705 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3707 (build_accesses_from_assign): Pass the current statement to
3708 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3709 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3710 final_bbs when necessary. Check for calls to __builtin_apply_args.
3711 Fixup EH info if anythng was changed.
3712 (is_unused_scalar_param): New function.
3713 (ptr_parm_has_direct_uses): New function.
3714 (find_param_candidates): New function.
3715 (mark_maybe_modified): New function.
3716 (analyze_modified_params): New function.
3717 (propagate_dereference_distances): New function.
3718 (dump_dereferences_table): New function.
3719 (analyze_caller_dereference_legality): New function.
3720 (unmodified_by_ref_scalar_representative): New function.
3721 (splice_param_accesses): New function.
3722 (decide_one_param_reduction): New function.
3723 (enum ipa_splicing_result): New type.
3724 (splice_all_param_accesses): New function.
3725 (get_param_index): New function.
3726 (turn_representatives_into_adjustments): New function.
3727 (analyze_all_param_acesses): New function.
3728 (get_replaced_param_substitute): New function.
3729 (get_adjustment_for_base): New function.
3730 (replace_removed_params_ssa_names): New function.
3731 (sra_ipa_reset_debug_stmts): New function.
3732 (sra_ipa_modify_expr): New function.
3733 (sra_ipa_modify_assign): New function.
3734 (convert_callers): New function.
3735 (modify_function): New function.
3736 (ipa_sra_preliminary_function_checks): New function.
3737 (ipa_early_sra): New function.
3738 (ipa_early_sra_gate): New function.
3739 (pass_early_ipa_sra): New variable.
3740 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3742 2009-09-17 Michael Matz <matz@suse.de>
3745 * tree.c (build_type_attribute_qual_variant): Export.
3746 * tree.h (build_type_attribute_qual_variant): Declare.
3747 * tree-inline.c (remap_type_1): Use it to build variants with
3748 the original qualifiers and attributes.
3750 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3752 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3753 without a fallthrough edge.
3755 2009-09-16 DJ Delorie <dj@redhat.com>
3757 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3758 chip and ignore the "fast_interrupt" attribute if so.
3760 2009-09-16 Richard Henderson <rth@redhat.com>
3763 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3766 2009-09-16 Richard Henderson <rth@redhat.com>
3769 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3770 is set only if DECL_NO_STATIC_CHAIN is unset.
3771 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3772 (FOR_EACH_NEST_INFO): New.
3773 (walk_all_functions): Use it.
3774 (finalize_nesting_tree): Likewise.
3775 (unnest_nesting_tree): Likewise.
3776 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3777 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3778 (convert_gimple_call): Early out if gimple_call_chain already set.
3779 (convert_all_function_calls): Iterate until no new functions
3780 require a static chain.
3781 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3782 when building a trampoline. Use dump_function_to_file instead
3784 (lower_nested_functions): Open dump_file. Validate that decls
3785 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3786 bit reset by this pass.
3788 2009-09-16 Michael Matz <matz@suse.de>
3791 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3792 shorten decl_common_unused.
3793 (DECL_RESTRICTED_P): New accessor.
3794 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3795 to disambiguate marked decls and restrict pointers.
3797 2009-09-16 Richard Henderson <rth@redhat.com>
3800 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3802 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3804 * integrate.c (set_block_abstract_flags): Call
3805 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3807 2009-09-16 Richard Guenther <rguenther@suse.de>
3810 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3813 2009-09-16 DJ Delorie <dj@redhat.com>
3814 Kaz Kojima <kkojima@gcc.gnu.org>
3816 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3817 (sh_expand_prologue): Update calls to output_stack_adjust.
3818 (sh_expand_epilogue): Likewise.
3820 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3823 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3824 trying to limit the extent of searches in the insn stream.
3826 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3827 Jakub Jelinek <jakub@redhat.com>
3831 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3833 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3834 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3835 (rs6000_savres_strategy): Always save FP registers inline if the
3836 target doesn't support hardware double-precision. Set the above
3837 bits in return value when needed.
3838 (rs6000_savres_routine_sym): Fix computation for cache selector.
3839 Mark the generated symbol as a function. Rename exitp argument to
3840 lr. Move code for determining the name of the symbol...
3841 (rs6000_savres_routine_name): ...here. New function. Add cases for
3842 getting the names right on AIX and 64-bit Linux.
3843 (savres_routine_name): New variable.
3844 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3845 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3846 on what the target routine uses as a base register. If savep && lr
3847 describe saving of r0 into memory slot.
3848 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3849 line calls for AIX ABI.
3850 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3851 determine FP save/restore functions.
3852 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3853 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3855 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3856 Duplicate restoration of LR and execute the appropriate one
3857 depending on whether GPRs are being restored inline. Set r11 from
3858 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3859 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3860 Fix out of line calls for AIX ABI.
3861 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3863 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3865 (*restore_gpregs_spe): Likewise.
3866 (*return_and_restore_gpregs_spe): Likewise.
3867 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3868 Define to empty string unconditionally.
3869 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3870 Define to empty string unconditionally.
3871 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3874 2009-09-15 Jan Hubicka <jh@suse.cz>
3876 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3877 * params.def (inline-insns-auto): Likewise.
3879 2009-09-15 Martin Jambor <mjambor@suse.cz>
3881 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3882 individual statements only at TDF_DETAILS dump level. Format
3883 source for 80 characters per line.
3885 2009-09-15 Christian Bruel <christian.bruel@st.com>
3887 * regrename.c (do_replace): Update REG_DEAD notes.
3889 2009-09-15 Revital Eres <eres@il.ibm.com>
3891 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3892 * targhooks.c (default_builtin_support_vector_misalignment):
3893 New builtin function.
3894 * targhooks.h (default_builtin_support_vector_misalignment):
3896 * target.h (builtin_support_vector_misalignment):
3897 New field in struct gcc_target.
3898 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3899 new builtin function.
3900 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3902 * config/rs6000/rs6000.c
3903 (rs6000_builtin_support_vector_misalignment): New function.
3904 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3906 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3908 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3910 (bfin_optimize_loop): Likewise.
3911 (bfin_gen_bundles): Likewise.
3912 (workaround_speculation): Likewise.
3913 (find_load): Return NULL_RTX for debug_insn.
3915 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3917 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3920 2009-09-14 DJ Delorie <dj@redhat.com>
3922 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3923 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3926 2009-09-14 Richard Henderson <rth@redhat.com>
3927 Jakub Jelinek <jakub@redhat.com>
3929 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3930 * cfgbuild.c (make_edges): Handle asm goto.
3931 * cfglayout.c (fixup_reorder_chain): Likewise.
3932 * cfgrtl.c (patch_jump_insn): Likewise.
3933 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3934 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3935 (gimple_build_asm_vec): Add and use labels parameter.
3936 (gimple_build_asm): Remove.
3937 (walk_gimple_asm): Walk labels too.
3938 * gimple.def (GIMPLE_ASM): Update docs.
3939 * gimple.h: Update decls.
3940 (struct gimple_statement_asm): Change nc to use unsigned char;
3942 (gimple_asm_nlabels): New.
3943 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3944 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3945 into gimple_build_asm_vec.
3946 * jump.c (mark_jump_label_asm): New.
3947 (mark_jump_label): Use it.
3948 (redirect_jump_1): Handle asm goto.
3949 (invert_jump_1): Soft fail if X is null.
3950 * recog.c (extract_asm_operands): New.
3951 (asm_noperands): Use it; handle asm labels.
3952 (decode_asm_operands): Use extract_asm_operands.
3953 (asm_operand_ok): Properly handle empty string.
3954 * reg-stack.c (get_asm_operands_in_out): Rename from
3955 get_asm_operand_n_inputs; use extract_asm_operands; return both
3956 inputs and outputs by reference; update all callers.
3957 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3958 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3959 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3960 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3961 (extract_asm_operands): Declare.
3962 * stmt.c (expand_asm_operands): Add and use labels parameter.
3963 (check_unique_operand_names): Likewise.
3964 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3965 (expand_asm_stmt): Handle asm labels.
3966 * tree-cfg.c (make_gimple_asm_edges): New.
3967 (make_edges): Use it.
3968 (cleanup_dead_labels): Handle asm labels.
3969 (is_ctrl_altering_stmt): Likewise.
3970 (gimple_redirect_edge_and_branch): Likewise.
3971 * tree.def (ASM_EXPR): Add 5th operand.
3972 * tree.h (ASM_LABELS): New.
3973 (resolve_asm_operand_names): Update decl.
3975 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3976 (c_parser_asm_goto_operands): New.
3977 * c-tree.h (build_asm_expr): Update decl.
3978 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3979 * doc/extend.texi: Document asm goto.
3981 2009-09-14 Richard Henderson <rth@redhat.com>
3983 * except.h: Update declarations.
3984 (struct pointer_map_t): Forward declare.
3985 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3986 (struct eh_landing_pad_d, eh_landing_pad): New.
3987 (struct eh_catch_d, eh_catch): New.
3988 (struct eh_region_d): Remove next_region_sharing_label, aka,
3989 label, tree_label, landing_pad, post_landing_pad, resume,
3990 may_contain_throw. Rename region_number to index. Remove
3991 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3992 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3993 (VEC(eh_landing_pad,gc)): New.
3994 (struct eh_status): Remove last_region_number. Add lp_array,
3995 throw_stmt_table, ttype_data, ehspec_data.
3996 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3997 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3998 * except.c (lang_protect_cleanup_actions): Return tree.
3999 (struct ehl_map_entry): Remove.
4000 (init_eh_for_function): Push zero entries for region and lp_array.
4001 (gen_eh_region): Add to region_array immediately.
4002 (gen_eh_region_catch): Operate on eh_catch objects.
4003 (gen_eh_landing_pad): New.
4004 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
4005 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
4006 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
4007 (get_eh_landing_pad_from_number_fn): New.
4008 (get_eh_landing_pad_from_number): New.
4009 (get_eh_region_from_lp_number_fn): New.
4010 (get_eh_region_from_lp_number): New.
4011 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
4012 (get_exception_pointer, get_exception_filter): Remove.
4013 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
4014 (current_function_has_exception_handlers): Simplify.
4015 (bring_to_root, eh_region_replaceable_by_p): Remove.
4016 (replace_region, hash_type_list, hash_eh_region): Remove.
4017 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
4018 (label_to_region_map, num_eh_regions): Remove.
4019 (get_next_region_sharing_label, must_not_throw_labels): Remove.
4020 (find_exception_handler_labels): Remove.
4021 (duplicate_eh_regions_0, find_prev_try): Remove.
4022 (struct duplicate_eh_regions_data): New.
4023 (duplicate_eh_regions_1): Rewrite.
4024 (duplicate_eh_regions): Return a pointer map instead of an
4026 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
4027 (redirect_eh_edge_to_label): Remove.
4028 (eh_region_outermost): Rewrite using eh_region pointers
4029 instead of integers.
4030 (add_ttypes_entry): Update for ttype_data move to eh_status.
4031 (add_ehspec_entry): Rewrite with VEC instead of varray.
4032 (assign_filter_values): Likewise. Export.
4033 (build_post_landing_pads, connect_post_landing_pads): Remove.
4034 (dw2_build_landing_pads): Rewrite to use lp_array.
4035 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
4036 (sjlj_assign_call_site_values): Rewrite to use lp_array.
4037 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
4038 (sjlj_mark_call_sites): Update for landing pad numbers.
4039 (finish_eh_generation): Rewrite.
4040 (gate_handle_eh): Do nothing for no eh tree.
4041 (pass_rtl_eh): Move up near finish_eh_generation.
4042 (remove_eh_landing_pad): New.
4043 (remove_eh_handler): Export.
4044 (remove_eh_region, remove_eh_handler_and_replace): Remove.
4045 (for_each_eh_label): Rewrite to use lp_array.
4046 (make_reg_eh_region_note): New.
4047 (make_reg_eh_region_note_nothrow_nononlocal): New.
4048 (insn_could_throw_p): New.
4049 (copy_reg_eh_region_note_forward): New.
4050 (copy_reg_eh_region_note_backward): New.
4051 (check_handled, add_reachable_handler): Remove.
4052 (reachable_next_level, foreach_reachable_handler): Remove.
4053 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
4054 (get_eh_region_and_lp_from_rtx): New.
4055 (get_eh_region_from_rtx): New.
4056 (can_throw_internal_1, can_throw_external_1): Remove.
4057 (can_throw_internal): Use get_eh_region_from_rtx.
4058 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
4059 (insn_nothrow_p, can_nonlocal_goto): New.
4060 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
4061 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
4062 (add_action_record): Use VEC not varray.
4063 (collect_one_action_chain): Update for eh_region changes.
4064 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
4065 Use get_eh_region_and_lp_from_rtx.
4066 (gate_convert_to_eh_region_ranges): New.
4067 (pass_convert_to_eh_region_ranges): Use it.
4068 (push_uleb128, push_sleb128): Use VEC not varray.
4069 (output_one_function_exception_table): Likewise.
4070 (dump_eh_tree): Update for eh_region changes.
4071 (verify_eh_tree): Likewise.
4072 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
4073 * tree-eh.c: Include target.h.
4074 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
4075 Don't disallow GIMPLE_RESX; adjust argument check.
4076 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
4077 (record_stmt_eh_region): Update for landing pad numbers;
4078 generate a landing pad if necessary.
4079 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
4080 (remove_stmt_from_eh_lp_fn): Similarly.
4081 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
4082 Update for lp numbers; don't special case missing throw_stmt_table.
4083 (lookup_expr_eh_lp): Similarly.
4084 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
4085 (eh_seq, eh_region_may_contain_throw): New.
4086 (struct leh_state): Add ehp_region.
4087 (struct leh_tf_state): Remove eh_label.
4088 (emit_post_landing_pad): New.
4089 (emit_resx, emit_eh_dispatch): New.
4090 (note_eh_region_may_contain_throw): New.
4091 (frob_into_branch_around): Take eh_region not eh label;
4092 emit eh code into eh_seq.
4093 (honor_protect_cleanup_actions): Early exit for no actions. Don't
4094 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
4095 lower_eh_must_not_throw. Emit code to eh_seq.
4096 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
4097 (lower_try_finally_onedest): Likewise.
4098 (lower_try_finally_copy): Likewise.
4099 (lower_try_finally_switch): Likewise.
4100 (lower_try_finally): Initialize ehp_region.
4101 (lower_catch): Update for eh_catch objects.
4102 (lower_eh_filter): Don't handle must_not_throw.
4103 (lower_eh_must_not_throw): New.
4104 (lower_cleanup): Don't set eh_label.
4105 (lower_eh_constructs_2): Resolve eh builtins.
4106 Handle GIMPLE_EH_MUST_NOT_THROW.
4107 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
4108 Add eh_seq to the end of the function body.
4109 (make_eh_dispatch_edges): New.
4110 (make_eh_edge): Remove.
4111 (make_eh_edges): Simplify for landing pads.
4112 (redirect_eh_edge_1): New.
4113 (redirect_eh_edge): Use it.
4114 (redirect_eh_dispatch_edge): New.
4115 (stmt_could_throw_p): Use a switch. Allow RESX.
4116 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
4117 (stmt_can_throw_internal): Likewise.
4118 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
4119 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
4120 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
4121 (gate_refactor_eh): New.
4122 (pass_refactor_eh): Use it.
4123 (lower_resx, execute_lower_resx, pass_lower_resx): New.
4124 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
4125 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
4126 (remove_unreachable_handlers): Rename from
4127 tree_remove_unreachable_handlers; rewrite for landing pads;
4128 call remove_eh_handler directly.
4129 (remove_unreachable_handlers_no_lp): New.
4130 (unsplit_eh, unsplit_all_eh): New.
4131 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
4132 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
4133 (cleanup_empty_eh_unsplit): New.
4134 (cleanup_empty_eh): Rewrite.
4135 (cleanup_all_empty_eh): New.
4136 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
4137 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
4138 (gate_cleanup_eh): New.
4139 (pass_cleanup_eh): Use it.
4140 (verify_eh_edges): Move later in file. Expect one EH edge.
4141 (verify_eh_dispatch_edge): New.
4143 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
4144 (gtype-desc.o): Add TARGET_H.
4145 (tree.o): Use EXCEPT_H, not except.h.
4146 (cfgbuild.o): Add EXPR_H.
4147 (GTFILES): Add vecprim.h.
4148 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
4149 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
4150 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
4151 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
4152 * calls.c (emit_call_1): Use make_reg_eh_region_note.
4153 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
4154 calls to can_throw_internal.
4155 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
4156 (make_edges): Don't handle RESX; use can_nonlocal_goto.
4157 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
4158 (expand_gimple_stmt): Use make_reg_eh_region_note.
4159 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
4160 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
4161 or find_exception_handler_labels.
4162 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
4163 there is exacly one EH edge. Use can_nonlocal_goto and
4165 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
4166 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
4167 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
4168 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
4169 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
4170 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
4171 * dse.c (scan_insn): Use insn_could_throw_p.
4172 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
4173 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
4174 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
4175 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
4176 EXC_PTR_EXPR or FILTER_EXPR.
4177 (tree_expr_nonzero_warnv_p): Likewise.
4178 * function.h: Include vecprim.h, not varray.h
4179 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
4180 move ttype_data and ehspec_data members to struct eh_status; change
4181 action_record_data member to a VEC.
4182 * gcse.c (hash_scan_set): Use can_throw_internal.
4183 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
4184 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
4185 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
4186 (block_may_fallthru): Don't handle RESX_EXPR.
4187 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
4188 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
4189 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
4190 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
4191 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
4192 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
4193 (gimple_size): Likewise.
4194 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
4195 (gimple_build_resx): Use gimple_build_with_ops.
4196 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
4197 (is_gimple_val): Likewise.
4198 (is_gimple_stmt): Remove RESX_EXPR.
4199 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
4200 (GIMPLE_RESX): Reorder with other EH constructs.
4201 * gimple.h (struct gimple_statement_eh_mnt): New.
4202 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
4203 (gimple_eh_filter_must_not_throw): Remove.
4204 (gimple_eh_filter_set_must_not_throw): Remove.
4205 (gimple_eh_must_not_throw_fndecl): New.
4206 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
4207 (is_gimple_resx): New.
4208 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
4209 Don't copy EH_FILTER_MUST_NOT_THROW.
4210 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
4211 * ipa-inline.c (estimate_function_body_sizes): Don't try to
4212 handle must_not_throw_labels specially.
4213 * ipa-pure-const.c (check_call): Update debug statement for LP.
4214 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
4215 * ipa-utils.c (get_base_var): Likewise.
4216 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
4217 * lower-subreg.c (move_eh_region_note): Remove.
4218 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
4219 * omp-low.c (new_omp_context): Update for eh_lp_nr.
4220 (create_task_copyfn): Likewise.
4221 (maybe_catch_exception): Use gimple_build_eh_filter.
4222 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
4223 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
4224 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
4225 and pass_lower_resx.
4226 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
4227 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
4228 can_throw_internal, can_nonlocal_goto.
4229 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
4230 copy_reg_eh_region_note_forward.
4231 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
4232 (emit_output_reload_insns): Likewise.
4233 (copy_eh_notes): Remove.
4234 * rtl.def (RESX): Remove.
4235 * rtl.h: Update declarations.
4236 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
4237 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
4238 (update_eh_label): Remove.
4239 (cleanup_dead_labels_eh): New.
4240 (cleanup_deal_labels): Use it instead of update_eh_label.
4241 (gimple_merge_blocks): Update landing pad data structure when
4242 removing a landing pad label.
4243 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
4244 test; handle GIMPLE_EH_MUST_NOT_THROW.
4245 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
4246 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
4247 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
4248 (verify_stmt): Likewise. Verify landing pads.
4249 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
4250 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
4251 (struct move_stmt_d): Add eh_map.
4252 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
4253 (move_stmt_r): Remap eh region numbers in builtin calls,
4254 resx and eh_dispatch.
4255 (move_block_to_fn): Remove eh_offset parameter. Use
4256 maybe_duplicate_eh_stmt_fn.
4257 (find_outermost_region_in_block): Operate on eh_region pointers
4258 instead of region numbers.
4259 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
4260 duplicate_eh_regions.
4261 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
4262 test earlier. Disallow EH landing pads.
4263 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
4264 * tree-flow.h: Update declarations.
4265 (struct tree_ann_common_d): Replace rn with lp_nr.
4266 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
4267 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
4268 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
4269 resx and eh_dispatch.
4270 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
4271 (copy_edges_for_bb): Use make_eh_dispatch_edges.
4272 (copy_cfg_body): Expect eh_map instead of eh_region_offset
4273 from duplicate_eh_regions.
4274 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
4275 update RESX; handle EH_DISPATCH.
4276 (expand_call_inline): Set eh_lp_nr, not eh_region.
4277 (maybe_inline_call_in_expr): Likewise.
4278 * tree-inline.h (struct copy_body_data): Replace eh_region with
4279 eh_lp_nr, eh_region_offset with eh_map.
4280 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
4281 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
4282 * tree-pretty-print.c (dump_generic_node): Don't handle
4283 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
4284 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
4285 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
4286 EXC_PTR_EXPR, FILTER_EXPR.
4287 * tree-ssa-operands.c (get_expr_operands): Likewise.
4288 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
4289 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4290 (ao_ref_init_from_vn_reference): Likewise.
4291 * tree-ssa-sink.c (statement_sink_location): Likewise.
4292 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4293 (mark_virtual_phi_result_for_renaming): Export. Tidy.
4294 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
4295 EXC_PTR_EXPR, FILTER_EXPR.
4296 (is_exception_related): Remove.
4297 (compute_avail): Don't call it.
4298 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
4299 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
4300 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
4301 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
4303 (build_resx): Remove.
4304 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
4305 * tree.h: Update declarations.
4306 (EH_FILTER_MUST_NOT_THROW): Remove.
4307 (struct tree_label_decl): Add eh_landing_pad_nr.
4308 (EH_LANDING_PAD_NR): New.
4309 * value-prof.c (gimple_ic): Tidy variable names. Update for
4310 landing pad numbers.
4311 (gimple_stringop_fixed_value): Tidy variable names. Assert
4312 that neither call stmt can throw.
4313 * vecprim.h (uchar): New.
4314 (VEC(uchar,heap), VEC(uchar,gc)): New.
4316 * c-common.c (c_define_builtins): Update call to
4317 build_common_builtin_nodes.
4318 * c-parser.c (c_parse_file): Don't call
4319 default_init_unwind_resume_libfunc.
4321 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
4323 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4324 (mips_cprestore_address_p): Likewise.
4325 (mips_save_gp_to_cprestore_slot): Likewise.
4326 (mips_restore_gp): Rename to...
4327 (mips_restore_gp_from_cprestore_slot): ...this.
4328 (mips_must_initialize_gp_p): Declare.
4329 (mips_emit_save_slot_move): Likewise.
4330 (mips_output_load_label): Return nothing.
4331 (mips_eh_uses): Declare.
4332 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
4333 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4334 (TARGET_ABSOLUTE_JUMPS): Likewise.
4335 (EH_USES): Likewise.
4336 (FIRST_PSEUDO_REGISTER): Update comment.
4337 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4338 (MIPS_CALL): ...here.
4339 (REGISTER_NAMES): Add $cprestore.
4340 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4341 Add load_label_length, has_inflexible_gp_insn_p,
4342 has_flexible_gp_insn_p, must_initialize_gp_p and
4343 must_restore_gp_when_clobbered_p.
4344 (mips_expand_call): Don't generate split instructions here.
4345 (mips_split_call): Update the call to mips_restore_gp after
4346 the above name change.
4347 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4348 (mips_find_gp_ref): New function.
4349 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4350 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4351 (mips_insn_has_flexible_gp_ref_p): Likewise.
4352 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4353 (mips_function_has_gp_insn): Delete.
4354 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4355 Use the new functions above. Only return INVALID_REGNUM
4356 for TARGET_ABSOLUTE_JUMPS.
4357 (mips_must_initialize_gp_p): New function.
4358 (mips_get_cprestore_base_and_offset): New function, extracted from...
4359 (mips_cprestore_slot): ...here. Take a bool parameter.
4360 (mips_cfun_has_cprestore_slot_p): New function.
4361 (mips_cprestore_address_p): Likewise.
4362 (mips_save_gp_to_cprestore_slot): Likewise.
4363 (mips_restore_gp): Rename to...
4364 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4365 epilogue_completed. Update the call to mips_cprestore_slot.
4366 Test cfun->machine->must_restore_gp_when_clobbered_p.
4367 (mips_direct_save_slot_move_p): New function.
4368 (mips_emit_save_slot_move): Likewise.
4369 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4370 of cfun->machine->global_pointer.
4371 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4372 (mips_save_reg): Use mips_emit_save_slot_move.
4373 (mips_expand_prologue): Set must_initialize_gp_p.
4374 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4375 for all cprestore saves. Emit a use_cprestore instruction after
4376 setting up the cprestore slot.
4377 (mips_restore_reg): Use mips_emit_save_slot_move.
4378 (mips_process_load_label): New function.
4379 (mips_load_label_length): Likewise.
4380 (mips_output_load_label): Don't return asm: output it here instead.
4381 Use mips_process_load_label.
4382 (mips_adjust_insn_length): Adjust the length of branch instructions
4383 that have length MAX_PIC_BRANCH_LENGTH.
4384 (mips_output_conditional_branch): Update the call to
4385 mips_output_load_label. Assume the branch target is OPERANDS[0]
4386 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4387 (mips_output_order_conditional_branch): Swap the meaning of
4388 OPERANDS[0] and OPERANDS[1].
4389 (mips_variable_issue): Don't count ghost instructions.
4390 (mips_expand_ghost_gp_insns): New function.
4391 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4392 (mips_output_mi_thunk): Set must_initialize_gp_p.
4393 (mips_eh_uses): New function.
4394 * config/mips/predicates.md (cprestore_save_slot_operand)
4395 (cprestore_load_slot_operand): New predicates.
4396 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4397 (UNSPEC_MOVE_GP): Likewise.
4398 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4399 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4400 (CPRESTORE_SLOT_REGNUM): New register.
4401 (MAX_PIC_BRANCH_LENGTH): New constant.
4402 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4403 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4404 branches. Fix commentary.
4405 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4406 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4407 Change type to "ghost".
4408 (loadgp_absolute_<mode>): Likewise.
4409 (loadgp_rtp_<mode>): Likewise.
4410 (copygp_mips16): Likewise.
4411 (loadgp_blockage): Remove redundant mode attribute.
4412 (potential_cprestore): New instruction.
4413 (cprestore): Turn into an unspec set.
4414 (use_cprestore): New instruction.
4415 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4416 (*branch_fp_inverted): Likewise.
4417 (*branch_order<mode>): Likewise.
4418 (*branch_order<mode>_inverted): Likewise.
4419 (*branch_equality<mode>): Likewise.
4420 (*branch_equality<mode>_inverted): Likewise.
4421 (*branch_bit<bbv><mode>): Likewise.
4422 (*branch_bit<bbv><mode>_inverted): Likewise.
4423 (*branch_equality<mode>_mips16): Remove redundant mode.
4424 (jump): Turn into a define_expand.
4425 (*jump_absolute): New instruction.
4426 (*jump_pic): Likewise.
4427 (*jump_mips16): Rename previously-unnamed pattern. Remove
4428 redundant mode attribute.
4429 (restore_gp): Split on epilogue_completed rather than
4430 reload_completed. Change type to "ghost".
4431 (move_gp<mode>): New instruction.
4432 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4433 Remove redundant mode attribute.
4434 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4435 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4436 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4438 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4441 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4442 are returned in the same register (vs34 or v2) that Altivec vector
4443 types are returned in.
4444 (rs6000_libcall_value): Ditto.
4447 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4448 instead of explicit addsi3/adddi3 calls.
4449 (rs6000_split_multireg_move): Ditto.
4450 (rs6000_emit_allocate_stack): Ditto.
4451 (rs6000_emit_prologue): Ditto.
4452 (rs6000_output_mi_thunk): Ditto.
4454 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4455 size is 64 bits if we can use 64-bit registers.
4457 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4459 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4462 From Jie Zhang <jie.zhang@analog.com>:
4463 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4464 save FP and RETS with saveall attribute.
4465 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4466 with saveall attribute.
4468 * config/bfin/bfin.c (bfin_expand_builtin,
4469 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4472 From Jie Zhang <jie.zhang@analog.com>:
4473 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4474 before use in two places.
4475 * config/bfin/bfin.md (AREG): Define mode iterator.
4476 (reload_in, reload_out): Use mode iterator AREG.
4478 2009-09-14 Richard Guenther <rguenther@suse.de>
4481 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4482 EH personality path.
4484 2009-09-13 Richard Guenther <rguenther@suse.de>
4485 Rafael Avila de Espindola <espindola@google.com>
4487 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4488 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4489 (LANG_HOOKS_INITIALIZER): Adjust.
4490 (lhd_pass_through_t): Declare.
4491 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4493 * langhooks.c (lhd_pass_through_t): New function.
4494 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4495 dwarf2out_begin_prologue): Use personality from current_function_decl.
4496 * expr.h (get_personality_function): Declare.
4497 * expr.c (get_personality_function): New function.
4498 (build_personality_function): Likewise.
4499 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4500 (eh_personality_libfunc): Remove.
4501 * optabs.c (build_libfunc_function): New function split out from ...
4502 (init_one_libfunc): ... here.
4503 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4504 (tree_function_decl): Add personality.
4505 (lhd_gcc_personality): Declare.
4506 (build_personality_function): Likewise.
4507 * tree.c (gcc_eh_personality_decl): New.
4508 (lhd_gcc_personality): New function.
4509 * except.h (lang_eh_runtime_type): Remove.
4510 (enum eh_personality_kind): New.
4511 (build_personality_function): Declare.
4512 (function_needs_eh_personality): Declare.
4513 * except.c (lang_eh_runtime_type): Remove.
4514 (function_needs_eh_personality): New function.
4515 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4516 (sjlj_emit_function_enter, output_function_exception_table):
4517 Use personality from current_function_decl.
4518 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4519 * tree-inline.c (tree_can_inline_p): Do not inline across different
4521 (expand_call_inline): Likewise. Adjust the callers EH personality.
4522 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4523 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4524 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4525 (c-parser.o): Likewise
4526 * c-tree.h (c_eh_initialized_p): Remove.
4527 (c_maybe_initialize_eh): Likewise.
4528 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4529 (finish_decl): Don't call c_maybe_initialize_eh.
4530 (c_eh_initialized_p): Remove.
4531 (c_maybe_initialize_eh): Likewise.
4532 * c-parser.c (c_parser_omp_construct): Likewise.
4533 (c_parse_file): Initialize exception handling.
4535 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4537 * config.gcc (tm_file): Remove i386/biarch32.h
4538 for i?86-w64-mingw* case.
4539 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4541 * config.host: Set for x64 mingw the option
4542 use_long_long_for_widest_fast_int to yes.
4544 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4546 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4547 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4548 (dbxout_begin_function): Likewise.
4549 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4550 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4551 set on the function.
4552 (final_end_function): Likewise.
4553 (final_scan_insn): Likewise.
4554 (rest_of_handle_final): Likewise.
4555 * varasm.c (assemble_start_function): Likewise.
4556 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4558 2009-09-12 Jason Merrill <jason@redhat.com>
4560 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4561 * opts.c (common_handle_option): constify.
4563 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4565 * doc/install.texi (avr): Remove obsolete reference site.
4567 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4569 * doc/install.texi (Binaries): Adjust AIX link.
4571 2009-09-12 Akim Demaille <demaille@gostai.com>
4573 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4574 Use an imperative sentence.
4576 2009-09-11 Richard Henderson <rth@redhat.com>
4578 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4579 structure-name and has-tree-operands arguments; update all entries.
4580 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4582 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4583 (gsstruct_code_size): New.
4584 (gss_for_code_): New.
4585 (gss_for_code): Remove.
4586 (gimple_size): Rewrite using gsstruct_code_size.
4587 (gimple_statement_structure): Move to gimple.h.
4588 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4589 (gss_for_code, gimple_statement_structure): New.
4590 (gimple_ops): Use new arrays; tidy.
4592 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4594 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4595 operand to be a PLUS expression.
4596 * config/pa/pa.c (pa_secondary_reload): Likewise.
4598 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4600 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4602 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4605 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4607 From Jie Zhang <jie.zhang@analog.com>:
4608 * doc/extend.texi (node Function Attributes): Document l2
4610 (node Blackfin Variable Attributes): Document l2 variable attributes.
4612 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4614 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4615 to match the system compiler's configuration at inflection point.
4616 Add comment to remark a remaining difference with system compiler.
4618 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4619 * configure: Regenerate.
4621 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4623 From Jie Zhang <jie.zhang@analog.com>:
4624 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4625 (bfin_handle_l2_attribute): New.
4626 (bfin_attribute_table): Add l2 attribute.
4628 2009-09-11 Michael Matz <matz@suse.de>
4631 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4632 on the local_decls list.
4634 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4638 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4640 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4641 for VALUEs, to implement the documented interface.
4642 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4643 Adjust for VALUEs and anything else, to implement the
4644 documented interface.
4646 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4648 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4649 with actual SPE/paired vector modes before using 64-bit alignment.
4650 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4652 2009-09-10 DJ Delorie <dj@redhat.com>
4654 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4657 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4658 * config/mep/mep.c (mep_legitimate_constant_p): New.
4659 * config/mep/mep-protos.h: Prototype it.
4661 2009-09-10 Richard Henderson <rth@redhat.com>
4663 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4665 2009-09-10 Jason Merrill <jason@redhat.com>
4667 * tree.c (chain_index): New fn.
4668 * tree.h: Declare it.
4670 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4672 * config/sol2-c.c (cmn_err_length_specs): Initialize
4673 scalar_identity_flag.
4675 2009-09-10 Richard Henderson <rth@redhat.com>
4677 * tree.h (struct tree_decl_common): Move align member earlier;
4678 move label_decl_uid member ...
4679 (struct tree_label_decl): ... here.
4680 (LABEL_DECL_UID): Update to match.
4682 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4685 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4686 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4688 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4689 dest_prev if the edge is complex.
4691 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4693 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4694 loop latch tests earlier.
4696 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4697 before GIMPLE_RETURN, not after its predecessor; insert
4700 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4701 gimple_seq_empty_p to test for no PHI nodes.
4702 * tree-cfg.c (split_critical_edges): Likewise.
4704 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4706 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4708 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4709 introduced by the VTA branch merge.
4711 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4713 * ira-conflicts.c: Use fputs or putc instead of fprintf
4717 * tree-switch-conversion.c: Ditto.
4719 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4721 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4722 introduced by the VTA branch merge.
4724 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4727 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4729 PR rtl-optimization/39779
4730 * expr.c (convert_modes): Return when mode == oldmode after
4731 CONST_INTs are processed.
4733 2009-09-10 Nick Clifton <nickc@redhat.com>
4735 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4736 attribute and referring decl when creating renamed symbol.
4738 2009-09-10 Richard Guenther <rguenther@suse.de>
4741 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4743 (cgraph_finalize_compilation_unit): Compute reachability
4744 before emitting thunks. Properly process aliases before
4745 possibly removing unreachable nodes.
4747 2009-09-10 Richard Guenther <rguenther@suse.de>
4750 * tree.c (struct free_lang_data_d): Add worklist member.
4751 (find_decls_types_r): Push onto the worklist instead of recursing.
4752 Handle TREE_BINFOs properly.
4753 (find_decls_types): New function wrapped around find_decls_types_r
4754 to process the worklist.
4755 (find_decls_types_in_eh_region): Use it.
4756 (find_decls_types_in_node): Likewise.
4757 (find_decls_types_in_var): Likewise.
4758 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4759 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4760 (AGGREGATE_TYPE_P): Adjust.
4762 2009-09-09 Jason Merrill <jason@redhat.com>
4764 * configure.ac: Check glibc version even if we have an in-tree
4767 2009-09-09 Anthony Green <green@moxielogic.com>
4769 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4770 the constant 0 when appropriate.
4771 * config/moxie/constraints.md: Add constraint O.
4773 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4774 to pass up to 6 32-bit argument values in registers.
4775 (moxie_function_arg): Ditto.
4776 (moxie_arg_partial_bytes): Ditto.
4777 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4778 (REG_PARM_STACK_SPACE): Ditto.
4779 (FUNCTION_ARG_REGNO_P): Ditto.
4781 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4782 instruction to allocate stack space.
4784 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4786 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4787 unnecessarily stringent constraints. Fix address
4788 calculation in the splitters.
4790 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4792 PR rtl-optimization/39779
4793 * expr.c (convert_modes): Return when mode == oldmode after
4794 CONST_INTs are processed.
4796 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4799 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4800 (ix86_expand_prologue): Take frame.padding0 into logic of
4802 (ix86_expand_epilogue): Likewise.
4804 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4806 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4808 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4809 * config/t-slibgcc-libgcc: New file.
4810 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4812 2009-09-09 Martin Jambor <mjambor@suse.cz>
4814 PR tree-optimization/41089
4815 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4818 2009-09-09 Richard Henderson <rth@redhat.com>
4820 * gimple.h (CASE_GIMPLE_OMP): New.
4821 (is_gimple_omp): Use it.
4822 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4823 (verify_gimple_debug): Likewise.
4825 2009-09-09 Richard Guenther <rguenther@suse.de>
4827 PR tree-optimization/41101
4828 * tree-ssa-pre.c (maximal_set): Remove.
4829 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4830 Defer all blocks we didn't visit at least one successor.
4831 (add_to_exp_gen): Do not add to the maximal set.
4832 (make_values_for_phi): Likewise.
4833 (compute_avail): Likewise.
4834 (init_pre): Do not allocate the maximal set.
4835 (execute_pre): Do not dump it.
4837 2009-09-09 Martin Jambor <mjambor@suse.cz>
4839 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4840 an SSA_NAME rather than a is_gimple_variable.
4842 2009-09-09 Richard Guenther <rguenther@suse.de>
4845 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4846 code dealing with plain pointer bases.
4847 (maybe_fold_offset_to_reference): Likewise.
4848 (maybe_fold_stmt_addition): Adjust.
4850 2009-09-09 Richard Guenther <rguenther@suse.de>
4852 * tree.c (free_lang_data_in_type): Do not free the type variant
4854 (free_lang_data): Merge char_type_node with its properly signed
4856 (pass_ipa_free): Collect after freeing language specific data.
4858 2009-09-09 Michael Matz <matz@suse.de>
4861 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4862 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4863 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4866 2009-09-08 DJ Delorie <dj@redhat.com>
4868 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4870 2009-09-04 Jason Merrill <jason@redhat.com>
4872 * tree.c (tree_find_value): Remove.
4873 * tree.h: Remove prototype.
4874 * varasm.c (assemble_external): Use value_member instead.
4876 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4878 * toplev.c (process_options): Choose default debugging type when
4879 gtoggle enables debug info and type is unset.
4881 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4885 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4888 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4890 * configure: Rebuilt with modified libtool.m4.
4892 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4897 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4899 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4901 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4902 (remove_statement): Likewise.
4903 (rewrite_use_nonlinear_expr): Adjust.
4904 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4905 * tree-ssa.c (release_defs_bitset): ... this. New.
4906 * tree-flow.h (release_defs_bitset): Declare.
4908 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4911 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4912 in the middle block.
4914 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4916 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4917 via intptr_t to long type.
4918 (insert_operand_rank): Cast long type via intptr_t to
4920 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4922 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4923 from pointer to unsigned via uintptr_t.
4925 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4926 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4928 * configure: Regenerated.
4929 * config.in: Regenerated
4930 * system.h (stdint.h): Add include.
4931 (inttypes.h): Likewise.
4932 * Makefile.in (aclocal): Add config/stdint.m4.
4933 * aclocal.m4: Regenerated.
4935 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4937 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4939 (note_np_check_stores): New function.
4940 (harmless_null_pointer_p): New function.
4941 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4942 changed. Take into account whether we're in the shadow of a condjump
4943 that tested NP_REG for NULL.
4944 Lose all code that tested for SEQUENCEs.
4945 (workaround_speculation): Avoid inserting NOPs for loads that are
4946 either always executed or a NULL pointer.
4948 2009-09-08 Jan Hubicka <jh@suse.cz>
4950 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4951 * params.def (early-inlining-insns): Likewise.
4953 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4955 PR rtl-optimization/41239
4956 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4957 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4959 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4960 across calls, as the calls might not always return normally.
4961 (call_may_noreturn_p): New function.
4962 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4963 (init_deps): Initialize it.
4964 (remove_from_deps): Also remove calls from
4965 last_function_call_may_noreturn list.
4967 2009-09-07 Richard Henderson <rth@redhat.com>
4969 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4970 more VR->OPERANDS than LHS operands. Free LHS before returning.
4972 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4974 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4975 (attr "addrtype"): New member "spreg".
4976 Use it if mem_spfp_address_operand is true for the address.
4977 (attr "type"): New entry "stall".
4978 (cpu_unit "load"): New.
4979 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4981 (insn_reservation "loadsp"): New.
4982 (insn_reservation "load_stall1"): New.
4983 (insn_reservation "load_stall3"): New.
4985 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4986 (mem_p_address_operand): Exclude stack and frame pointer based
4988 (mem_spfp_address_operand): New; match them here.
4989 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4990 (bfin_reorg): Call it if scheduling insns.
4991 (bfin_gen_bundles): Remove dummy insns created by
4992 add_sched_insns_for_speculation.
4994 From Jie Zhang <jie.zhang@analog.com>:
4995 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4996 bfin_si_revision, bfin_workarounds): Move these ...
4997 * config/bfin/bfin.h: ... here.
4999 From Mike Frysinger <michael.frysinger@analog.com>
5000 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
5001 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
5002 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
5003 bf547m, bf548m, and bf549m.
5004 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
5005 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
5006 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
5007 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
5008 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
5009 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
5010 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
5011 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
5012 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
5013 bf542m, bf544m, bf547m, bf548m, and bf549m.
5015 From Jie Zhang <jie.zhang@analog.com>:
5016 * config/bfin/predicates.md (p_register_operand): New predicate.
5017 (dp_register_operand): New predicate.
5018 * config/bfin/bfin-protos.h (WA_05000074): Define.
5019 (ENABLE_WA_05000074): Define.
5020 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
5021 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
5022 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
5023 (define_attr addrtype): Allow load/store register to be P register.
5024 (define_attr storereg): New.
5025 (define_cpu_unit anomaly_05000074): New.
5026 (define_insn_reservation dsp32shiftimm): New.
5027 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
5028 (define_insn_reservation loadp): Cannot use slot2.
5029 (define_insn_reservation loadsp): Cannot use slot2.
5030 (define_insn_reservation storep): Cannot use slot2. Does not
5031 apply when working around 05000074.
5032 (define_insn_reservation storep_anomaly_05000074): New.
5033 (define_insn_reservation storei): Does not apply when working
5035 (define_insn_reservation storei_anomaly_05000074): New.
5036 (define_attr length): Add dsp32shiftimm case.
5037 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
5038 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
5039 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
5040 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
5041 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
5043 2009-09-07 Martin Jambor <mjambor@suse.cz>
5046 * tree-sra.c (create_artificial_child_access): Return NULL if
5047 build_ref_for_offset fails.
5048 (propagate_subacesses_accross_link): Allow build_ref_for_offset
5049 and create_artificial_child_access to fail.
5051 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5054 * unwind-dw2.c (uw_init_context_1): Mark noinline.
5055 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
5056 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
5058 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5060 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
5061 block, ensure it has an exit edge. Emit a barrier after a jump.
5063 2009-09-07 Nick Clifton <nickc@redhat.com>
5065 * gcc.c (this_is_linker_script): New variable. Like
5066 this_is_library_file but for the %T constructor.
5067 (end_going_arg): If this_is_linker_script is set then locate the
5068 script and insert a --script switch before it
5069 (do_spec_2): Initialise this_is_linker_script.
5070 (do_spec_1): Likewise. Handle %T construct.
5071 (eval_spec_function): Preserve this_is_linker_script.
5072 * doc/invoke.texi: Document %T construct in spec files.
5073 * config/m32c/m32c.h (LIB_SPEC): Use it.
5075 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5077 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
5078 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
5079 when volatile flag is set.
5080 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
5082 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
5085 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
5086 (combine_stack_adjustments_for_block): Allow insns between stack
5087 adjustments and stores with corresponding pre-(dec|inc)rement or
5088 pre-modify operation.
5090 2009-09-06 Jakub Jelinek <jakub@redhat.com>
5093 * combine-stack-adj.c (struct csa_memlist): Rename to...
5094 (struct csa_reflist): ... this. Rename mem field to ref.
5095 (free_csa_memlist): Rename to...
5096 (free_csa_reflist): ... this.
5097 (record_one_stack_memref): Rename to...
5098 (record_one_stack_ref): ... this. Handle also REG_P.
5099 (try_apply_stack_adjustment): Handle also REG_P.
5100 (struct record_stack_memrefs_data): Rename to...
5101 (struct record_stack_refs_data): ... this. Rename memlist field to
5103 (record_stack_memrefs): Rename to...
5104 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
5105 subexpressions instead of failing when a MEM contains SP references.
5106 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
5107 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
5109 2009-09-06 Richard Guenther <rguenther@suse.de>
5112 * tree.c (build_array_type): Do not record types marked
5113 with structural equality in the canonical type hashtable.
5115 2009-09-06 Richard Guenther <rguenther@suse.de>
5118 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
5120 2009-09-05 Richard Guenther <rguenther@suse.de>
5123 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
5125 2009-09-05 Richard Guenther <rguenther@suse.de>
5128 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
5130 2009-09-05 Richard Guenther <rguenther@suse.de>
5133 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
5134 before comparing function argument types.
5136 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5139 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
5142 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5145 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5147 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5148 locators before emit_insn is called.
5150 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
5153 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
5154 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
5155 (reginfo_init): Don't call allocate_reg_info.
5157 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5160 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
5161 NONDEBUG_INSN_P instead of INSN_P.
5163 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5166 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
5168 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5171 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
5172 pattern of the split.
5174 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5176 * toplev.c (process_options): Move setter of flag_var_tracking
5177 before other tests that depend on it. Move down setter of
5178 flag_rename_registers. Don't enable var-tracking-assignments
5179 by default if selective scheduling is enabled. Warn if both
5182 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5184 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
5185 comment. Use switch statement to catch overlaps between rtx
5186 and tree codes. Accept FUNCTION_DECLs in addition to those in...
5187 (IS_DECL_CODE): ... here. Remove.
5188 (check_value_is_not_decl): Remove.
5189 (dv_from_decl, dv_from_value): Check after conversion.
5191 2009-09-04 Richard Guenther <rguenther@suse.de>
5194 * (cgraph_finalize_compilation_unit): Move finalizing aliases
5195 after emitting tunks. Move emitting thunks and ctors from ...
5196 (cgraph_optimize): ... here. Remove redundant
5197 cgraph_analyze_functions.
5198 * varasm.c (find_decl_and_mark_needed): Remove no longer
5200 (finish_aliases_1): Adjust check for thunk aliases.
5202 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
5204 * config/arm/arm.md (ctzsi2): Added braces
5205 to avoid warning that broke booststrap.
5207 2009-09-04 Martin Jambor <mjambor@suse.cz>
5209 PR tree-optimization/41112
5210 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
5211 handle variable-bounded arrays.
5212 (expr_with_var_bounded_array_refs_p): New function.
5213 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
5215 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
5217 * config/s390/2097.md: Removed two incorrect bypasses.
5218 (z10_fsimpdf): Fixed latency.
5219 (z10_fhex): New insn_reservation.
5220 (z10_floaddf): Fixed latency.
5221 (z10_floadsf): Fixed latency.
5222 (z10_ftrunctf): Fixed latency.
5223 (z10_ftruncdf): Fixed latency.
5224 * config/s390/s390.c (z10_cost): Fixed values.
5225 (s390_adjust_priority): Added z10 path.
5226 * config/s390/s390.md (type): Added fhex.
5227 (*mov<mode>_64dfp): Updated type attribute.
5228 (*mov<mode>_64): Updated type attribute.
5229 (*mov<mode>_31): Updated type attribute.
5230 (*mov<mode>"): Likewise.
5231 * config/s390/2084.md (x_fsimpdf): Updated condition.
5233 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
5235 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
5236 RTXs in the predicate for operand 1.
5238 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
5240 * config/arm/arm.md (UNSPEC_RBIT): New constant.
5241 (rbitsi2): New insn.
5242 (ctzsi2): New expand.
5243 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
5245 2009-09-03 Martin Jambor <mjambor@suse.cz>
5247 * tree-sra.c (duplicate_expr_for_different_base): Removed.
5248 (create_artificial_child_access): Use build_ref_for_offset instead
5249 of duplicate_expr_for_different_base.
5250 (propagate_subacesses_accross_link): Likewise.
5252 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
5254 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
5256 (mips16e_collect_argument_saves): Skip debug instructions.
5257 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
5258 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
5259 (r10k_insert_cache_barriers): Likewise.
5260 (mips_reorg_process_insns): Likewise.
5262 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
5265 * ira.c (update_equiv_reg): Remove check on class likely spill.
5267 2009-09-03 Jakub Jelinek <jakub@redhat.com>
5270 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
5271 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
5275 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
5276 the stack slot if it is passed by invisible reference.
5277 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
5278 by invisible reference.
5280 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5282 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5283 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5284 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
5286 * config/bfin/sync.md: New file.
5287 * config/bfin/bfin.md: Include it.
5288 (UNSPEC_ATOMIC): New.
5289 (UNSPEC_ONES): Provide a unique number.
5291 From Jie Zhang <jie.zhang@analog.com>:
5292 * config/bfin/bfin.c (ret_regs): New.
5293 (must_save_fp_p): Don't return true because of frame_pointer_needed.
5294 (must_save_rets_p): New.
5295 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
5296 current_function_is_leaf.
5297 (do_link): Likewise.
5298 (do_unlink): Likewise.
5299 (expand_interrupt_handler_prologue): Use ret_regs array.
5300 (expand_interrupt_handler_epilogue): Use ret_regs array and
5301 pass return register to gen_return_internal.
5302 (bfin_expand_epilogue): Pass return register to
5303 gen_return_internal.
5304 (bfin_expand_call): Explicitly clobber RETS.
5305 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
5306 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
5307 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
5308 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
5310 (return_internal): Take a reg rtx rather than the register number.
5312 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
5314 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
5315 when comparing against estimated_loop_iterations_int return.
5317 2009-09-03 Richard Guenther <rguenther@suse.de>
5319 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
5320 eh_personality_libfunc.
5322 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5324 * tree-parloops.c (separate_decls_in_region): Add space.
5326 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5328 * tree-parloops.c (separate_decls_in_region): Change the condition
5329 checking if there are reductions in the loop.
5331 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5333 PR tree-optimization/38275
5334 * tree-parloops.c (parallelize_loops): Replace profitability condition
5335 for expected number of iterations.
5337 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5339 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5340 (bootstrap-debug): Explain conditions in which it becomes default.
5341 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5344 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5346 * doc/invoke.texi (Optimize Options): Move
5347 -finline-small-functions to the -O2 list.
5349 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5351 * toplev.c (process_options): Enable var-tracking-assignments
5352 by default if var-tracking is enabled.
5354 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5356 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5358 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5359 * rtl.h (prev_nonnote_insn_bb): Declare it.
5361 2009-09-03 Diego Novillo <dnovillo@google.com>
5363 * cgraph.c (cgraph_node_for_decl): New.
5364 * cgraph.h (cgraph_node_for_decl): Declare.
5365 * tree.c (host_integerp): Return 0 if T is NULL.
5367 2009-09-03 Diego Novillo <dnovillo@google.com>
5369 * tree.h (struct alias_pair): Move from varasm.c.
5370 (alias_pairs): Likewise.
5371 (TYPE_MAXVAL): Define.
5372 (TYPE_MINVAL): Define.
5373 (iterative_hash_host_wide_int): Declare.
5374 (remove_unreachable_alias_pairs): Declare.
5375 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5376 * diagnostic.c (default_diagnostic_starter): Make extern.
5377 (default_diagnostic_finalizer): Make extern.
5378 * diagnostic.h (default_diagnostic_starter): Declare.
5379 (default_diagnostic_finalizer): Declare.
5380 (default_tree_printer): Declare.
5381 * toplev.c (default_tree_printer): Make extern.
5383 2009-09-03 Richard Guenther <rguenther@suse.de>
5384 Diego Novillo <dnovillo@google.com>
5386 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5387 * cgraphunit.c (cgraph_expand_function): Do not emit
5388 associated thunks from here.
5389 (cgraph_emit_thunks): New.
5390 (cgraph_optimize): Call it.
5391 Return if any IPA pass finds an error.
5392 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5395 2009-09-03 Simon Baldwin <simonb@google.com>
5396 Rafael Espindola <espindola@google.com>
5397 Richard Guenther <rguenther@suse.de>
5398 Doug Kwan <dougkwan@google.com>
5399 Diego Novillo <dnovillo@google.com>
5401 * tree.c: Include tree-pass.h, langhooks-def.h,
5402 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5403 (free_lang_data_in_type): New.
5404 (need_assembler_name_p): New.
5405 (free_lang_data_in_block): New.
5406 (free_lang_data_in_decl): New.
5407 (struct free_lang_data_d): New.
5408 (add_tree_to_fld_list): New.
5409 (find_decls_types_r): New.
5410 (get_eh_types_for_runtime): New.
5411 (find_decls_types_in_eh_region): New.
5412 (find_decls_types_in_node): New.
5413 (find_decls_types_in_var): New.
5414 (free_lang_data_in_cgraph): New.
5415 (free_lang_data): New.
5416 (gate_free_lang_data): New.
5417 (pass_ipa_free_lang_data): New.
5419 2009-09-03 Diego Novillo <dnovillo@google.com>
5421 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5422 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5423 (lang_hooks): Remove const qualifier.
5424 * ipa.c (cgraph_remove_unreachable_nodes): Call
5425 remove_unreachable_alias_pairs.
5426 * except.c (add_type_for_runtime): Check if TYPE has
5427 already been converted.
5428 (lookup_type_for_runtime): Likewise.
5429 (check_handled): Handle converted types.
5430 * varasm.c (remove_unreachable_alias_pairs): New.
5431 * gimple.c: Include demangle.h.
5432 (gimple_decl_printable_name): New.
5433 (gimple_fold_obj_type_ref): New.
5434 * gimple.h (gimple_decl_printable_name): Declare.
5435 (gimple_fold_obj_type_ref): Declare.
5436 * passes.c (init_optimization_passes): Add pass
5437 pass_ipa_free_lang_data.
5438 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5439 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5441 2009-09-03 Diego Novillo <dnovillo@google.com>
5443 * c-lang.c (lang_hooks): Remove const qualifier.
5445 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5447 * doc/install.texi (*-*-freebsd*): Update target information.
5449 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5451 * hard-reg-set.h (call_fixed_regs): Remove.
5452 * reginfo.c (call_fixed_regs): Remove.
5453 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5454 (globalize_reg): Don't use call_fixed_regs.
5455 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5458 2009-09-01 Michael Matz <matz@suse.de>
5460 * expr.h (emit_storent_insn, expand_expr_real_1,
5461 expand_expr_real_2): Declare.
5462 * expr.c (emit_storent_insn, expand_expr_real_1,
5463 expand_expr_real_2): Export.
5464 (store_expr): Setting and evaluating dont_return_target is useless.
5465 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5466 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5467 * except.c (expand_resx_expr): Rename to ...
5468 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5469 * except.h (expand_resx_stmt): Declare.
5470 * stmt.c: Add include gimple.h
5471 (expand_asm_expr): Rename to ...
5472 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5473 (expand_case): Rewrite to take gimple statement.
5474 * tree.h (expand_asm_stmt): Declare.
5475 (expand_case): Change prototype.
5476 * Makefile.in (stmt.o): Depend on gimple.h.
5477 * builtins.c (expand_builtin_synchronize): Build gimple asm
5478 statement, not an ASM_EXPR.
5479 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5480 gimple_to_tree, release_stmt_tree): Remove.
5481 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5482 ggc_free, but hold comparison code and operands separately.
5483 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5484 (expand_call_stmt, expand_gimple_stmt_1,
5485 expand_gimple_stmt): New helpers.
5486 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5487 release_stmt_tree. Call expand_gimple_stmt instead.
5488 (expand_gimple_basic_block): Ditto.
5490 * calls.c (emit_call_1): Don't look at EH regions here, make
5491 fntree parameter useless.
5492 (expand_call): New local rettype for TREE_TYPE(exp), use it
5493 throughout. Remove local p, use addr instead.
5494 Don't look at EH regions here.
5496 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5498 * doc/invoke.texi (-fsched-pressure): Document it.
5499 (-fsched-reg-pressure-heuristic): Remove it.
5501 * reload.c (ira.h): Include.
5502 (find_reloads): Add choosing reload on number of small spilled
5505 * haifa-sched.c (ira.h): Include.
5506 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5507 saved_reg_pressure, curr_reg_live, saved_reg_live,
5508 region_ref_regs): New variables.
5509 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5510 initiate_reg_pressure_info, setup_ref_regs,
5511 initiate_bb_reg_pressure_info, save_reg_pressure,
5512 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5514 (setup_insn_reg_pressure_info): New function.
5515 (rank_for_schedule): Add pressure checking and insn issue time.
5516 Remove comparison of insn reg weights.
5517 (ready_sort): Set insn reg pressure info.
5518 (update_register_pressure, setup_insn_max_reg_pressure,
5519 update_reg_and_insn_max_reg_pressure,
5520 sched_setup_bb_reg_pressure_info): New functions.
5521 (schedule_insn): Add code for printing and updating reg pressure info.
5522 (find_set_reg_weight, find_insn_reg_weight): Remove.
5523 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5524 (debug_ready_list): Print reg pressure info.
5525 (schedule_block): Ditto. Check insn issue time.
5526 (sched_init): Set up sched_pressure_p. Allocate and set up some
5527 reg pressure related info.
5528 (sched_finish): Free some reg pressure related info.
5529 (fix_tick_ready): Make insn always ready if pressure_p.
5530 (init_h_i_d): Don't call find_insn_reg_weight.
5531 (haifa_finish_h_i_d): Free insn reg pressure info.
5533 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5534 ira_memory_move_cost, ira_class_hard_regs,
5535 ira_class_hard_regs_num, ira_no_alloc_regs,
5536 ira_available_class_regs, ira_reg_class_cover_size,
5537 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5539 * ira-lives.c (single_reg_class): Check mode to find how many
5540 registers are necessary for operand.
5541 (ira_implicitly_set_insn_hard_regs): New.
5543 * common.opt (fsched-pressure): New options.
5544 (fsched-reg-pressure-heuristic): Remove.
5546 * ira.c (setup_eliminable_regset): Rename to
5547 ira_setup_eliminable_regset. Make it external.
5548 (expand_reg_info): Pass cover class to setup_reg_classes.
5549 (ira): Call resize_reg_info instead of allocate_reg_info.
5551 * sched-deps.c: Include ira.h.
5552 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5553 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5554 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5555 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5556 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5557 mark_insn_reg_store, mark_insn_reg_clobber,
5558 setup_insn_reg_pressure_info): New.
5559 (sched_analyze_1): Update implicit_reg_pending_uses.
5560 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5561 Use them to create dependencies. Set insn reg uses and pressure
5562 info. Process reg_pending_uses in one place.
5563 (free_deps): Free implicit sets.
5564 (remove_from_deps): Remove implicit sets if necessary. Check
5565 implicit sets when clearing reg_last_in_use.
5566 (init_deps_global): Clear implicit_reg_pending_clobbers and
5567 implicit_reg_pending_uses.
5569 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5570 ira_memory_move_cost, ira_class_hard_regs,
5571 ira_class_hard_regs_num, ira_no_alloc_regs,
5572 ira_available_class_regs, ira_reg_class_cover_size,
5573 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5574 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5575 ira_implicitly_set_insn_hard_regs): New prototypes.
5577 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5578 cost_elements_num): New variables.
5579 (allocno_costs, total_costs): Rename to costs and
5580 total_allocno_costs.
5581 (COSTS_OF_ALLOCNO): Rename to COSTS.
5582 (allocno_pref): Rename to pref.
5583 (allocno_pref_buffer): Rename to pref_buffer.
5584 (common_classes): Rename to regno_cover_class.
5586 (record_reg_classes): Set allocno attributes only if allocno_p.
5587 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5588 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5589 and COSTS_OF_ALLOCNO.
5590 (print_costs): Rename to print_allocno_costs.
5591 (print_pseudo_costs): New.
5592 (process_bb_node_for_costs): Split into 2 functions with new
5593 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5594 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5595 new parameter dump_file. Use cost_elements_num instead of
5596 ira_allocnos_num. Make one iteration if preferred classes were
5597 already calculated for scheduler. Make 2 versions of code
5598 depending on allocno_p.
5599 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5600 regno_cover_class and COSTS instead of common_classes and
5602 (init_costs, finish_costs): New.
5603 (ira_costs): Set up allocno_p and cost_elements_num. Call
5604 init_costs and finish_costs.
5605 (ira_set_pseudo_classes): New.
5607 * rtl.h (allocate_reg_info): Remove.
5608 (resize_reg_info): Change return type.
5609 (reg_cover_class): New.
5610 (setup_reg_classes): Add new parameter.
5612 * sched-int.h (struct deps_reg): New member implicit_sets.
5613 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5614 (INCREASE_BITS): New macro.
5615 (struct reg_pressure_data, struct reg_use_data): New.
5616 (struct _haifa_insn_data): Remove reg_weight. Add members
5617 reg_pressure, reg_use_list, reg_set_list, and
5618 reg_pressure_excess_cost_change.
5619 (struct deps): New member implicit_sets.
5620 (pressure_p): New variable.
5621 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5622 (struct reg_pressure_data, struct reg_use_data): New.
5623 (INSN_REG_WEIGHT): Remove.
5624 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5625 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5626 (sched_init_region_reg_pressure_info,
5627 sched_setup_bb_reg_pressure_info): New prototypes.
5629 * reginfo.c (struct reg_pref): New member coverclass.
5630 (reg_cover_class): New function.
5631 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5632 (reg_info_size): New variable.
5633 (allocate_reg_info): Make static. Setup reg_info_size.
5634 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5635 (setup_reg_classes): Add a new parameter. Setup cover class too.
5637 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5640 * sched-rgn.c (deps_join): Set up implicit_sets.
5641 (schedule_region): Set up region and basic blocks pressure
5644 * passes.c (init_optimization_passes): Move
5645 pass_subregs_of_mode_init before pass_sched.
5647 2009-09-02 Martin Jambor <mjambor@suse.cz>
5649 * tree-sra.c (struct access): New field grp_hint.
5650 (dump_access): Dump grp_hint.
5651 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5653 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5654 those which have been specifically read and somehow written to.
5655 (propagate_subacesses_accross_link): Set grp_hint of right child and
5656 also possibly of the left child.
5658 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5660 * tree-object-size.c (addr_object_size): Always use object_size_type
5661 0 or 2 when determining the pointer pointed object size.
5663 2009-09-02 Richard Guenther <rguenther@suse.de>
5666 2009-08-31 Richard Guenther <rguenther@suse.de>
5668 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5669 to query if the memory regions for memmove overlap.
5670 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5671 asserts on pointers, instead deal with odd trees.
5672 (ptr_derefs_may_alias_p): Likewise.
5673 (refs_may_alias_p_1): Constructor bases also never alias.
5675 2009-08-01 Christian Bruel <christian.bruel@st.com>
5678 2009-07-31 Christian Bruel <christian.bruel@st.com>
5679 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5681 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5683 * doc/invoke.texi (-fvar-tracking-assignments): New.
5684 (-fvar-tracking-assignments-toggle): New.
5685 (-fdump-final-insns=file): Mark filename as optional.
5686 (--param min-nondebug-insn-uid): New.
5687 (-gdwarf-@{version}): Mention version 4.
5688 * opts.c (common_handle_option): Accept it.
5689 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5690 * regrename.c (regrename_optimize): Drop last. Don't count debug
5691 insns as uses. Don't reject change because of debug insn.
5692 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5693 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5694 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5695 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5696 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5697 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5698 * doc/gimple.texi (is_gimple_debug): New.
5699 (gimple_debug_bind_p): New.
5700 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5701 * doc/install.texi (bootstrap-debug): More details.
5702 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5703 (bootstrap-debug-lib): More details.
5704 (bootstrap-debug-ckovw): Update.
5705 (bootstrap-time): New.
5706 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5707 (insert_phi_nodes_for): Insert debug stmts.
5708 (rewrite_stmt): Take iterator. Insert debug stmts.
5709 (rewrite_enter_block): Adjust.
5710 (maybe_replace_use_in_debug_stmt): New.
5711 (rewrite_update_stmt): Use it.
5712 (mark_use_interesting): Return early for debug stmts.
5713 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5714 stmts before replacing stmt.
5715 (move_computations_stmt): Likewise.
5716 * ira-conflicts.c (add_copies): Skip debug insns.
5717 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5718 (regstat_bb_compute_ri): Skip debug insns.
5719 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5720 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5721 check_loop_closed_ssa_stmt): Skip debug stmts.
5722 * tree-tailcall.c (find_tail_calls): Likewise.
5723 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5724 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5725 (build_var_debug_value_stat): Declare.
5726 (build_var_debug_value): Define.
5727 (target_for_debug_bind): Declare.
5728 * reload.c (find_equiv_reg): Skip debug insns.
5729 * rtlanal.c (reg_used_between_p): Skip debug insns.
5730 (side_effects_p): Likewise.
5731 (canonicalize_condition): Likewise.
5732 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5733 insns never depend on debug insns.
5734 (create_ddg_dep_no_link): Likewise.
5735 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5736 Don't add inter-loop dependencies for debug insns.
5737 (build_intra_loop_deps): Likewise.
5738 (create_ddg): Count debug insns.
5739 * ddg.h (struct ddg::num_debug): New.
5740 (num_backargs): Pair up with previous int field.
5741 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5742 -fcompare-debug-second.
5743 * final.c (get_attr_length_1): Skip debug insns.
5744 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5745 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5746 (driver_self_specs): Map -fdump-final-insns to
5747 -fdump-final-insns=..
5748 (get_local_tick): New.
5749 (compare_debug_dump_opt_spec_function): Test for . argument and
5750 compute output name. Compute temp output spec without flag name.
5751 Compute -frandom-seed.
5752 (OPT): Undef after use.
5753 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5754 (average_num_loop_insns): Likewise.
5755 * params.h (MIN_NONDEBUG_INSN_UID): New.
5756 * gimple.def (GIMPLE_DEBUG): New.
5757 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5758 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5759 (merge_in_block): Fix whitespace.
5760 * toplev.c (flag_var_tracking): Update comment.
5761 (flag_var_tracking_assignments): New.
5762 (flag_var_tracking_assignments_toggle): New.
5763 (process_options): Don't open final insns dump file if we're not
5764 going to write to it. Compute defaults for var_tracking.
5765 * df-scan.c (df_insn_rescan_debug_internal): New.
5766 (df_uses_record): Handle debug insns.
5767 * haifa-sched.c (ready): Initialize n_debug.
5768 (contributes_to_priority): Skip debug insns.
5769 (dep_list_size): New.
5771 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5772 they're ready. Disregard previous debug insns to make decisions.
5773 (queue_insn): Never queue debug insns.
5774 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5775 (schedule_insn): Don't reject debug insns because of issue rate.
5776 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5777 (queue_to_ready): Skip and discount debug insns.
5778 (choose_ready): Let debug insns through.
5779 (schedule_block): Check boundary debug insns. Discount debug
5780 insns, schedule them early. Adjust whitespace.
5781 (set_priorities): Check for boundary debug insns.
5782 (add_jump_dependencies): Use dep_list_size.
5783 (prev_non_location_insn): New.
5784 (check_cfg): Use it.
5785 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5787 (remove_unused_ivs): Reset debug stmts.
5788 * modulo-sched.c (const_iteration_count): Skip debug insns.
5789 (res_MII): Discount debug insns.
5790 (loop_single_full_bb_p): Skip debug insns.
5791 (sms_schedule): Likewise.
5792 (sms_schedule_by_order): Likewise.
5793 (ps_has_conflicts): Likewise.
5794 * caller-save.c (refmarker_fn): New.
5795 (save_call_clobbered_regs): Replace regs with saved mem in
5797 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5798 Call refmarker_fn mark for hardregnos.
5799 (mark_reg_as_referenced): New.
5800 (replace_reg_with_saved_mem): New.
5801 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5802 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5804 (cse_extended_basic_block): Skip debug insns.
5805 (count_reg_usage): Likewise.
5806 (is_dead_reg): New, split out of...
5807 (set_live_p): ... here.
5808 (insn_live_p): Use it for debug insns.
5809 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5810 (execute_optimize_stdarg): Likewise.
5811 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5812 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5813 changes in debug stmts as changes.
5814 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5815 (moveup_expr): Don't move across debug insns. Don't move
5816 debug insn if it would create a bookkeeping block.
5817 (moveup_expr_cached): Don't use cache for debug insns that
5818 are heads of blocks.
5819 (compute_av_set_inside_bb): Skip debug insns.
5820 (sel_rank_for_schedule): Schedule debug insns first. Remove
5822 (block_valid_for_bookkeeping_p); Support lax searches.
5823 (create_block_for_bookkeeping): Adjust block numbers when
5824 encountering debug-only blocks.
5825 (find_place_for_bookkeeping): Deal with debug-only blocks.
5826 (generate_bookkeeping_insn): Accept no place to insert.
5827 (remove_temp_moveop_nops): New argument full_tidying.
5828 (prepare_place_to_insert): Deal with debug insns.
5829 (advance_state_on_fence): Debug insns don't start cycles.
5830 (update_boundaries): Take fence as argument. Deal with
5832 (schedule_expr_on_boundary): No full_tidying on debug insns.
5833 (fill_insns): Deal with debug insns.
5834 (track_scheduled_insns_and_blocks): Don't count debug insns.
5835 (need_nop_to_preserve_insn_bb): New, split out of...
5836 (remove_insn_from_stream): ... this.
5837 (fur_orig_expr_not_found): Skip debug insns.
5838 * rtl.def (VALUE): Move up.
5840 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5841 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5842 Set it if debug stmts are found.
5843 (statement_sink_location): Skip debug stmts. Propagate
5844 moving defs into debug stmts.
5845 * ifcvt.c (first_active_insn): Skip debug insns.
5846 (last_active_insns): Likewise.
5847 (cond_exec_process_insns): Likewise.
5848 (noce_process_if_block): Likewise.
5849 (check_cond_move_block): Likewise.
5850 (cond_move_convert_if_block): Likewise.
5851 (block_jumps_and_fallthru_p): Likewise.
5852 (dead_or_predicable): Likewise.
5853 * dwarf2out.c (debug_str_hash_forced): New.
5854 (find_AT_string): Add comment.
5855 (gen_label_for_indirect_string): New.
5856 (get_debug_string_label): New.
5857 (AT_string_form): Use it.
5858 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5859 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5860 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5861 several operations that cannot be represented with DWARF opcodes.
5862 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5863 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5864 (dwarf2out_var_location): Take during-call mark into account.
5865 (output_indirect_string): Update comment. Output if there are
5866 label and references.
5867 (prune_indirect_string): New.
5868 (prune_unused_types): Call it if debug_str_hash_forced.
5869 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5870 (dw_long_long_const): Remove.
5871 (struct dw_val_struct): Change val_long_long type to rtx.
5872 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5873 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5874 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5875 component instead of HOST_BITS_PER_LONG.
5876 (output_loc_operands): Likewise. For const8* assert
5877 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5878 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5879 rather than HOST_BITS_PER_LONG is >= 64.
5880 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5882 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5883 HOST_BITS_PER_LONG for dw_val_class_long_long.
5884 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5885 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5886 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5888 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5889 Handle DW_OP_implicit_value.
5890 (extract_int): Move prototype earlier.
5891 (mem_loc_descriptor): For SUBREG punt if inner
5892 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5893 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5894 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5895 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5896 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5897 instead of Pmode size.
5898 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5899 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5900 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5901 (concat_loc_descriptor, concatn_loc_descriptor,
5902 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5903 (add_location_or_const_value_attribute): Likewise. For single
5904 location loc_lists attempt to use add_const_value_attribute
5905 for constant decls. Add DW_AT_const_value even if
5906 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5908 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5909 (control_flow_insn_p): Likewise.
5910 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5911 (separate_decls_in_region_debug_bind): New.
5912 (separate_decls_in_region): Process debug bind stmts afterwards.
5913 * recog.c (verify_changes): Handle debug insns.
5914 (extract_insn): Likewise.
5915 (peephole2_optimize): Skip debug insns.
5916 * dse.c (scan_insn): Skip debug insns.
5917 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5919 (setup_id_for_insn): Handle debug insns.
5920 (maybe_tidy_empty_bb): Adjust whitespace.
5921 (tidy_control_flow): Skip debug insns.
5922 (sel_remove_insn): Adjust for debug insns.
5923 (sel_estimate_number_of_insns): Skip debug insns.
5924 (create_insn_rtx_from_pattern): Handle debug insns.
5925 (create_copy_of_insn_rtx): Likewise.
5926 * sel-sched-.h (sel_bb_end): Declare.
5927 (sel_bb_empty_or_nop_p): New.
5928 (get_all_loop_exits): Use it.
5929 (_eligible_successor_edge_p): Likewise.
5930 (return_nop_to_pool): Adjust.
5931 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5932 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5933 * gimple-pretty-print.c (dump_gimple_debug): New.
5934 (dump_gimple_stmt): Use it.
5935 (dump_bb_header): Skip gimple debug stmts.
5936 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5937 (fixup_match_2): Likewise.
5938 (regmove_backward_pass): Likewise. Simplify combined
5939 replacement. Handle debug insns.
5940 * function.c (instantiate_virtual_regs): Handle debug insns.
5941 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5942 * print-rtl.h: Include cselib.h.
5943 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5944 * df.h (df_inns_rescan_debug_internal): Declare.
5945 * gcse.c (alloc_hash_table): Estimate n_insns.
5946 (cprop_insn): Don't regard debug insns as changes.
5947 (bypass_conditional_jumps): Skip debug insns.
5948 (one_pre_gcse_pass): Adjust.
5949 (one_code_hoisting_pass): Likewise.
5950 (compute_ld_motion_mems): Skip debug insns.
5951 (one_cprop_pass): Adjust.
5952 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5953 (if_convertible_stmt_p): Handle debug stmts.
5954 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5955 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5956 * ira-build.c (create_bb_allocnos): Skip debug insns.
5957 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5958 (has_single_use): Likewise.
5959 (single_imm_use): Likewise.
5960 (num_imm_uses): Likewise.
5961 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5962 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5963 (create_outofssa_var_map): Likewise.
5964 * lower-subreg.c (adjust_decomposed_uses): New.
5965 (resolve_debug): New.
5966 (decompose_multiword_subregs): Use it.
5967 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5968 * emit-rtl.c: Include params.h.
5969 (cur_debug_insn_uid): Define.
5970 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5971 (copy_rtx_if_shared_1): Handle debug insns.
5972 (reset_used_flags): Likewise.
5973 (set_used_flags): LIkewise.
5974 (get_max_insn_count): New.
5975 (next_nondebug_insn): New.
5976 (prev_nondebug_insn): New.
5977 (make_debug_insn_raw): New.
5978 (emit_insn_before_noloc): Handle debug insns.
5979 (emit_jump_insn_before_noloc): Likewise.
5980 (emit_call_insn_before_noloc): Likewise.
5981 (emit_debug_insn_before_noloc): New.
5982 (emit_insn_after_noloc): Handle debug insns.
5983 (emit_jump_insn_after_noloc): Likewise.
5984 (emit_call_insn_after_noloc): Likewise.
5985 (emit_debug_insn_after_noloc): Likewise.
5986 (emit_insn_after): Take loc from earlier non-debug insn.
5987 (emit_jump_insn_after): Likewise.
5988 (emit_call_insn_after): Likewise.
5989 (emit_debug_insn_after_setloc): New.
5990 (emit_debug_insn_after): New.
5991 (emit_insn_before): Take loc from later non-debug insn.
5992 (emit_jump_insn_before): Likewise.
5993 (emit_call_insn_before): Likewise.
5994 (emit_debug_insn_before_setloc): New.
5995 (emit_debug_insn_before): New.
5996 (emit_insn): Handle debug insns.
5997 (emit_debug_insn): New.
5998 (emit_jump_insn): Handle debug insns.
5999 (emit_call_insn): Likewise.
6001 (init_emit): Take min-nondebug-insn-uid into account.
6002 Initialize cur_debug_insn_uid.
6003 (emit_copy_of_insn_after): Handle debug insns.
6004 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
6005 location of single rhs in place.
6006 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
6007 (floor_sdiv_adjust): New.
6008 (cell_sdiv_adjust): New.
6009 (cell_udiv_adjust): New.
6010 (round_sdiv_adjust): New.
6011 (round_udiv_adjust): New.
6012 (wrap_constant): Moved from cselib.
6013 (unwrap_constant): New.
6014 (expand_debug_expr): New.
6015 (expand_debug_locations): New.
6016 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
6018 (gimple_expand_cfg): Expand debug locations.
6019 * cselib.c: Include tree-pass.h.
6020 (struct expand_value_data): New.
6021 (cselib_record_sets_hook): New.
6022 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
6023 (cselib_clear_table): Move, and implemnet in terms of...
6024 (cselib_reset_table_with_next_value): ... this.
6025 (cselib_get_next_unknown_value): New.
6026 (discard_useless_locs): Don't discard preserved values.
6027 (cselib_preserve_value): New.
6028 (cselib_preserved_value_p): New.
6029 (cselib_preserve_definitely): New.
6030 (cselib_clear_preserve): New.
6031 (cselib_preserve_only_values): New.
6032 (new_cselib_val): Take rtx argument. Dump it in details.
6033 (cselib_lookup_mem): Adjust.
6034 (expand_loc): Take regs_active in struct. Adjust. Silence
6035 dumps unless details are requested.
6036 (cselib_expand_value_rtx_cb): New.
6037 (cselib_expand_value_rtx): Rename and reimplment in terms of...
6038 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
6039 without details. Copy more subregs. Try to resolve values
6040 using a callback. Wrap constants.
6041 (cselib_subst_to_values): Adjust.
6042 (cselib_log_lookup): New.
6043 (cselib_lookup): Call it.
6044 (cselib_invalidate_regno): Don't count preserved values as useless.
6045 (cselib_invalidate_mem): Likewise.
6046 (cselib_record_set): Likewise.
6047 (struct set): Renamed to cselib_set, moved to cselib.h.
6048 (cselib_record_sets): Adjust. Call hook.
6049 (cselib_process_insn): Reset table when it would be cleared.
6050 (dump_cselib_val): New.
6051 (dump_cselib_table): New.
6052 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
6053 (remove_forwarder_block): Support moving debug stmts.
6054 * cselib.h (cselib_record_sets_hook): Declare.
6055 (cselib_expand_callback): New type.
6056 (cselib_expand_value_rtx_cb): Declare.
6057 (cselib_reset_table_with_next_value): Declare.
6058 (cselib_get_next_unknown_value): Declare.
6059 (cselib_preserve_value): Declare.
6060 (cselib_preserved_value_p): Declare.
6061 (cselib_preserve_only_values): Declare.
6062 (dump_cselib_table): Declare.
6063 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
6064 (try_crossjump_to_edge): Likewise.
6065 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
6066 dominated blocks when debug stmts are present.
6067 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
6068 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
6069 (set_var_live_on_entry): Likewise.
6070 * loop-invariant.c (find_invariants_bb): Skip debug insns.
6071 * cfglayout.c (curr_location, last_location): Make static.
6072 (set_curr_insn_source_location): Don't avoid bouncing.
6073 (get_curr_insn_source_location): New.
6074 (get_curr_insn_block): New.
6075 (duplicate_insn_chain): Handle debug insns.
6076 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
6078 * common.opt (fcompare-debug): Move to sort order.
6079 (fdump-unnumbered-links): Likewise.
6080 (fvar-tracking-assignments): New.
6081 (fvar-tracking-assignments-toggle): New.
6082 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
6083 because of debug stmts.
6084 (mark_stmt_if_obviously_necessary): Mark debug stmts.
6085 (eliminate_unnecessary_stmts): Walk dominated blocks before
6087 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
6088 * ira.c (memref_used_between_p): Skip debug insns.
6089 (update_equiv_regs): Likewise.
6090 * sched-deps.c (sd_lists_size): Accept empty list.
6091 (sd_init_insn): Mark debug insns.
6092 (sd_finish_insn): Unmark them.
6093 (sd_add_dep): Reject non-debug deps on debug insns.
6094 (fixup_sched_groups): Give debug insns group treatment.
6096 (sched_analyze_reg): Don't mark debug insns for sched before call.
6097 (sched_analyze_2): Handle debug insns.
6098 (sched_analyze_insn): Compute next non-debug insn. Handle debug
6100 (deps_analyze_insn): Handle debug insns.
6101 (deps_start_bb): Skip debug insns.
6102 (init_deps): Initialize last_debug_insn.
6103 * tree-ssa.c (target_for_debug_bind): New.
6104 (find_released_ssa_name): New.
6105 (propagate_var_def_into_debug_stmts): New.
6106 (propagate_defs_into_debug_stmts): New.
6107 (verify_ssa): Skip debug bind stmts without values.
6108 (warn_uninialized_vars): Skip debug stmts.
6109 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
6110 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
6111 (rtx_equal_p): Likewise.
6112 * ira-costs.c (scan_one_insn): Skip debug insns.
6113 (process_bb_node_for_hard_reg_moves): Likewise.
6114 * rtl.h (DEBUG_INSN_P): New.
6115 (NONDEBUG_INSN_P): New.
6116 (MAY_HAVE_DEBUG_INSNS): New.
6117 (INSN_P): Accept debug insns.
6118 (RTX_FRAME_RELATED_P): Likewise.
6119 (INSN_DELETED_P): Likewise
6120 (PAT_VAR_LOCATION_DECL): New.
6121 (PAT_VAR_LOCATION_LOC): New.
6122 (PAT_VAR_OCATION_STATUS): New.
6123 (NOTE_VAR_LOCATION_DECL): Reimplement.
6124 (NOTE_VAR_LOCATION_LOC): Likewise.
6125 (NOTE_VAR_LOCATION_STATUS): Likewise.
6126 (INSN_VAR_LOCATION): New.
6127 (INSN_VAR_LOCATION_DECL): New.
6128 (INSN_VAR_LOCATION_LOC): New.
6129 (INSN_VAR_LOCATION_STATUS): New.
6130 (gen_rtx_UNKNOWN_VAR_LOC): New.
6131 (VAR_LOC_UNKNOWN_P): New.
6132 (NOTE_DURING_CALL_P): New.
6133 (SCHED_GROUP_P): Accept debug insns.
6134 (emit_debug_insn_before): Declare.
6135 (emit_debug_insn_before_noloc): Declare.
6136 (emit_debug_insn_beore_setloc): Declare.
6137 (emit_debug_insn_after): Declare.
6138 (emit_debug_insn_after_noloc): Declare.
6139 (emit_debug_insn_after_setloc): Declare.
6140 (emit_debug_insn): Declare.
6141 (make_debug_insn_raw): Declare.
6142 (prev_nondebug_insn): Declare.
6143 (next_nondebug_insn): Declare.
6144 (delegitimize_mem_from_attrs): Declare.
6145 (get_max_insn_count): Declare.
6146 (wrap_constant): Declare.
6147 (unwrap_constant): Declare.
6148 (get_curr_insn_source_location): Declare.
6149 (get_curr_insn_block): Declare.
6150 * tree-inline.c (insert_debug_decl_map): New.
6151 (processing_debug_stmt): New.
6152 (remap_decl): Don't create new mappings in debug stmts.
6153 (remap_gimple_op_r): Don't add references in debug stmts.
6154 (copy_tree_body_r): Likewise.
6155 (remap_gimple_stmt): Handle debug bind stmts.
6156 (copy_bb): Skip debug stmts.
6157 (copy_edges_for_bb): Likewise.
6158 (copy_debug_stmt): New.
6159 (copy_debug_stmts): New.
6160 (copy_body): Copy debug stmts at the end.
6161 (insert_init_debug_bind): New.
6162 (insert_init_stmt): Take id. Skip and emit debug stmts.
6163 (setup_one_parameter): Remap variable earlier, register debug mapping.
6164 (estimate_num_insns): Skip debug stmts.
6165 (expand_call_inline): Preserve debug_map.
6166 (optimize_inline_calls): Check for no debug_stmts left-overs.
6167 (unsave_expr_now): Preserve debug_map.
6168 (copy_gimple_seq_and_replace_locals): Likewise.
6169 (tree_function_versioning): Check for no debug_stmts left-overs.
6170 Init and destroy debug_map as needed. Split edges unconditionally.
6171 (build_duplicate_type): Init and destroy debug_map as needed.
6172 * tree-inline.h: Include gimple.h instead of pointer-set.h.
6173 (struct copy_body_data): Add debug_stmts and debug_map.
6174 * sched-int.h (struct ready_list): Add n_debug.
6175 (struct deps): Add last_debug_insn.
6176 (DEBUG_INSN_SCHED_P): New.
6177 (BOUNDARY_DEBUG_INSN_P): New.
6178 (SCHEDULE_DEBUG_INSN_P): New.
6179 (sd_iterator_cond): Accept empty list.
6180 * combine.c (create_log_links): Skip debug insns.
6181 (combine_instructions): Likewise.
6182 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
6183 return value is always unshared.
6184 (struct rtx_subst_pair): New.
6185 (auto_adjust_pair): New.
6186 (propagate_for_debug_subst): New.
6187 (propagate_for_debug): New.
6188 (try_combine): Skip debug insns. Propagate removed defs into
6190 (next_nonnote_nondebug_insn): New.
6191 (distribute_notes): Use it. Skip debug insns.
6192 (distribute_links): Skip debug insns.
6193 * tree-outof-ssa.c (set_location_for_edge): Likewise.
6194 * resource.c (mark_target_live_regs): Likewise.
6195 * var-tracking.c: Include cselib.h and target.h.
6196 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
6198 (micro_operation_type_name): New.
6199 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
6200 (struct micro_operation_def): Update comments.
6201 (decl_or_value): New type. Use instead of decls.
6202 (struct emit_note_data_def): Add vars.
6203 (struct attrs_def): Use decl_or_value.
6204 (struct variable_tracking_info_def): Add permp, flooded.
6205 (struct location_chain_def): Update comment.
6206 (struct variable_part_def): Use decl_or_value.
6207 (struct variable_def): Make var_part a variable length array.
6209 (scratch_regs): New.
6210 (cselib_hook_called): New.
6211 (dv_is_decl_p): New.
6212 (dv_is_value_p): New.
6215 (dv_as_opaque): New.
6216 (dv_onepart_p): New.
6218 (IS_DECL_CODE): New.
6219 (check_value_is_not_decl): New.
6220 (dv_from_decl): New.
6221 (dv_from_value): New.
6222 (dv_htab_hash): New.
6223 (variable_htab_hash): Use it.
6224 (variable_htab_eq): Support values.
6225 (variable_htab_free): Free from the right pool.
6226 (attrs_list_member, attrs_list_insert): Use decl_or_value.
6227 (attrs_list_union): Adjust.
6228 (attrs_list_mpdv_union): New.
6229 (tie_break_pointers): New.
6230 (canon_value_cmp): New.
6231 (unshare_variable): Return possibly-modified slot.
6232 (vars_copy_1): Adjust.
6233 (var_reg_decl_set): Adjust. Split out of...
6234 (var_reg_set): ... this.
6235 (get_init_value): Adjust.
6236 (var_reg_delete_and_set): Adjust.
6237 (var_reg_delete): Adjust.
6238 (var_regno_delete): Adjust.
6239 (var_mem_decl_set): Split out of...
6240 (var_mem_set): ... this.
6241 (var_mem_delete_and_set): Adjust.
6242 (var_mem_delete): Adjust.
6246 (variable_union): Adjust. Speed up merge of 1-part vars.
6247 (variable_canonicalize): Use unshared slot.
6248 (VALUED_RECURSED_INTO): New.
6249 (find_loc_in_1pdv): New.
6250 (struct dfset_merge): New.
6251 (insert_into_intersection): New.
6252 (intersect_loc_chains): New.
6254 (canonicalize_loc_order_check): New.
6255 (canonicalize_values_mark): New.
6256 (canonicalize_values_star): New.
6257 (variable_merge_over_cur): New.
6258 (variable_merge_over_src): New.
6259 (dataflow_set_merge): New.
6260 (dataflow_set_equiv_regs): New.
6261 (remove_duplicate_values): New.
6262 (struct dfset_post_merge): New.
6263 (variable_post_merge_new_vals): New.
6264 (variable_post_merge_perm_vals): New.
6265 (dataflow_post_merge_adjust): New.
6266 (find_mem_expr_in_1pdv): New.
6267 (dataflow_set_preserve_mem_locs): New.
6268 (dataflow_set_remove_mem_locs): New.
6269 (dataflow_set_clear_at_call): New.
6270 (onepart_variable_different_p): New.
6271 (variable_different_p): Use it.
6272 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
6273 (track_expr_p): Add need_rtl parameter. Don't generate rtl
6275 (track_loc_p): Pass it true.
6276 (struct count_use_info): New.
6277 (find_use_val): New.
6278 (replace_expr_with_values): New.
6280 (use_type): New, partially split out of...
6281 (count_uses): ... this. Count new micro-ops.
6282 (count_uses_1): Adjust.
6283 (count_stores): Adjust.
6284 (count_with_sets): New.
6285 (VAL_NEEDS_RESOLUTION): New.
6286 (VAL_HOLDS_TRACK_EXPR): New.
6287 (VAL_EXPR_IS_COPIED): New.
6288 (VAL_EXPR_IS_CLOBBERED): New.
6289 (add_uses): Adjust. Generate new micro-ops.
6290 (add_uses_1): Adjust.
6291 (add_stores): Generate new micro-ops.
6292 (add_with_sets): New.
6293 (find_src_status): Adjust.
6294 (find_src_set_src): Adjust.
6295 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
6296 Handle new micro-ops. Canonicalize value equivalances.
6297 (vt_find_locations): Compute total size of hash tables for
6298 dumping. Perform merge for var-tracking-assignments. Don't
6299 disregard single-block loops.
6300 (dump_attrs_list): Handle decl_or_value.
6301 (dump_variable): Take variable. Deal with decl_or_value.
6302 (dump_variable_slot): New.
6303 (dump_vars): Use it.
6304 (dump_dataflow_sets): Adjust.
6305 (set_slot_part): New, extended to support one-part variables
6306 after splitting out of...
6307 (set_variable_part): ... this.
6308 (clobber_slot_part): New, split out of...
6309 (clobber_variable_part): ... this.
6310 (delete_slot_part): New, split out of...
6311 (delete_variable_part): .... this.
6312 (check_wrap_constant): New.
6313 (vt_expand_loc_callback): New.
6314 (vt_expand_loc): New.
6315 (emit_note_insn_var_location): Adjust. Handle values. Handle
6316 EMIT_NOTE_AFTER_CALL_INSN.
6317 (emit_notes_for_differences_1): Adjust. Handle values.
6318 (emit_notes_for_differences_2): Likewise.
6319 (emit_notes_for_differences): Adjust.
6320 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
6321 Adjust. Handle new micro-ops.
6322 (vt_add_function_parameters): Adjust. Create and bind values.
6323 (vt_initialize): Adjust. Initialize scratch_regs and
6324 valvar_pool, flooded and perm.. Initialize and use cselib. Log
6325 operations. Move some code to count_with_sets and add_with_sets.
6326 (delete_debug_insns): New.
6327 (vt_debug_insns_local): New.
6328 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
6330 (var_tracking_main): If var-tracking-assignments is enabled
6331 but var-tracking isn't, delete debug insns and leave. Likewise
6332 if we exceed limits or fail the stack adjustments tests, and
6333 after all var-tracking processing.
6334 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6335 (dataflow_set): Add traversed_vars.
6336 (value_chain, const_value_chain): New typedefs.
6337 (value_chain_pool, value_chains): New variables.
6338 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6339 add_value_chains, add_cselib_value_chains, remove_value_chain,
6340 remove_value_chains, remove_cselib_value_chains): New functions.
6341 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6342 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6344 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6345 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6346 (dst_can_be_shared): New variable.
6347 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6348 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6349 different from set->vars, look up slot again instead of using the
6351 (dataflow_set_init): Initialize traversed_vars.
6352 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6353 lookup if set->vars is shared. Don't keep slot cleared before
6354 calling unshare_variable. Unshare set->vars if needed. Adjust
6355 unshare_variable callers. Clear dst_can_be_shared if needed.
6356 Even ->refcount == 1 vars must be unshared if set->vars is shared
6357 and var needs to be modified.
6358 (dataflow_set_union): Set traversed_vars during canonicalization.
6359 (VALUE_CHANGED, DECL_CHANGED): Define.
6360 (set_dv_changed, dv_changed_p): New static inlines.
6361 (track_expr_p): Clear DECL_CHANGED.
6362 (dump_dataflow_sets): Set it.
6363 (variable_was_changed): Call set_dv_changed.
6364 (emit_note_insn_var_location): Likewise.
6365 (changed_variables_stack): New variable.
6366 (check_changed_vars_1, check_changed_vars_2): New functions.
6367 (emit_notes_for_changes): Do nothing if changed_variables is
6368 empty. Traverse changed_variables with check_changed_vars_1,
6369 call check_changed_vars_2 on each changed_variables_stack entry.
6370 (emit_notes_in_bb): Add SET argument. Just clear it at the
6371 beginning, use it instead of local &set, don't destroy it at the end.
6372 (vt_emit_notes): Call dataflow_set_clear early on all
6373 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6374 computed set, dataflow_set_clear also VTI(bb)->in when we are
6375 done with the basic block. Initialize changed_variables_stack,
6376 free it afterwards. If ENABLE_CHECKING verify that after noting
6377 differences to an empty set value_chains hash table is empty.
6378 (vt_initialize): Initialize value_chains and value_chain_pool.
6379 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6380 (variable_tracking_main): Call dump_dataflow_sets before calling
6381 vt_emit_notes, not after it.
6382 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6383 (propagate_var_def_into_debug_stmts): Declare.
6384 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6385 (df_set_note): Reject debug insns.
6386 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6387 add notes to debug insns.
6388 (df_note_bb_compute): Adjust. Likewise.
6389 (df_simulate_uses): Skip debug insns.
6390 (df_simulate_initialize_backwards): Likewise.
6391 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6392 (subst_stack_regs_pat): Reject debug insns.
6393 (convert_regs_1): Handle debug insns.
6394 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6395 (print-rtl.o): Depend on cselib.h.
6396 (cselib.o): Depend on TREE_PASS_H.
6397 (var-tracking.o): Depend on cselib.h and TARGET_H.
6398 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6399 (init_ready_list): Skip boundary debug insns.
6400 (add_branch_dependences): Skip debug insns.
6401 (free_block_dependencies): Check for blocks with only debug insns.
6402 (compute_priorities): Likewise.
6403 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6404 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6406 (gimple_build_debug_bind_stat): New.
6407 (empty_body_p): Skip debug stmts.
6408 (gimple_has_side_effects): Likewise.
6409 (gimple_rhs_has_side_effects): Likewise.
6410 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6411 (gimple_build_debug_bind_stat): Declare.
6412 (gimple_build_debug_bind): Define.
6413 (is_gimple_debug): New.
6414 (gimple_debug_bind_p): New.
6415 (gimple_debug_bind_get_var): New.
6416 (gimple_debug_bind_get_value): New.
6417 (gimple_debug_bind_get_value_ptr): New.
6418 (gimple_debug_bind_set_var): New.
6419 (gimple_debug_bind_set_value): New.
6420 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6421 (gimple_debug_bind_reset_value): New.
6422 (gimple_debug_bind_has_value_p): New.
6423 (gsi_next_nondebug): New.
6424 (gsi_prev_nondebug): New.
6425 (gsi_start_nondebug_bb): New.
6426 (gsi_last_nondebug_bb): New.
6427 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6428 (print_insn): Handle DEBUG_INSN.
6429 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6430 of first insn prevail.
6431 (first_stmt): Skip debug stmts.
6432 (first_non_label_stmt): Likewise.
6433 (last_stmt): Likewise.
6434 (has_zero_uses_1): New.
6435 (single_imm_use_1): New.
6436 (verify_gimple_debug): New.
6437 (verify_types_in_gimple_stmt): Handle debug stmts.
6438 (verify_stmt): Likewise.
6439 (debug_loop_num): Skip debug stmts.
6440 (remove_edge_and_dominated_blocks): Remove dominators last.
6441 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6442 (linearize_expr): Likewise.
6443 * config/i386/i386.c (ix86_delegitimize_address): Call
6444 default implementation.
6445 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6446 (group_barrier_needed): Skip debug insns.
6447 (emit_insn_group_barriers): Likewise.
6448 (emit_all_insn_group_barriers): Likewise.
6449 (ia64_variable_issue): Handle debug insns.
6450 (ia64_dfa_new_cycle): Likewise.
6451 (final_emit_insn_group_barriers): Skip debug insns.
6452 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6453 def cfa without frame.
6454 (process_set): Likewise.
6455 (process_for_unwind_directive): Pass frame on.
6456 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6457 (rs6000_delegitimize_address): New.
6458 (rs6000_debug_adjust_cost): Handle debug insns.
6459 (is_microcoded_insn): Likewise.
6460 (is_cracked_insn): Likewise.
6461 (is_nonpipeline_insn): Likewise.
6462 (insn_must_be_first_in_group): Likewise.
6463 (insn_must_be_last_in_group): Likewise.
6464 (force_new_group): Likewise.
6465 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6466 contains only debug insns.
6467 (rtl_merge_blocks): Skip debug insns.
6468 (purge_dead_edges): Likewise.
6469 (rtl_block_ends_with_call_p): Skip debug insns.
6470 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6471 (mark_reg_dependencies): Skip debug insns.
6472 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6473 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6474 * tree-ssa-threadedge.c
6475 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6476 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6477 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6478 (copyprop_hardreg_forward_1): Handle debug insns.
6479 * reload1.c (reload): Skip debug insns. Replace unassigned
6480 pseudos in debug insns with their equivalences.
6481 (eliminate_regs_in_insn): Skip debug insns.
6482 (emit_input_reload_insns): Skip debug insns at first, adjust
6484 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6485 (get_indirect_ref_operands): Pass opf_no_vops on.
6486 (get_expr_operands): Likewise. Skip debug stmts.
6487 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6489 2009-09-01 Richard Henderson <rth@redhat.com>
6491 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6492 stmt_ends_pp_p statements at least once.
6493 * tree-vrp.c (vrp_initialize): Likewise.
6494 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6496 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6499 Fix AIX bootstrap after PR debug/30161
6500 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6501 that is a GNU extension.
6502 (tmpl_value_parm_die_table): Move the definition of this global
6503 outside #ifdef DWARF2_DEBUGGING_INFO region.
6505 2009-09-01 Richard Guenther <rguenther@suse.de>
6507 * tree.c (tree_expr_size): New function.
6508 * tree.h (tree_expr_size): Declare.
6509 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6510 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6511 * langhooks.c (lhd_expr_size): Remove.
6512 * langhooks.h (struct lang_hooks): Remove expr_size.
6513 * explow.c (expr_size): Use tree_expr_size.
6514 (int_expr_size): Likewise.
6515 * langhooks-def.h (lhd_expr_size): Remove.
6516 (LANG_HOOKS_EXPR_SIZE): Likewise.
6517 (LANG_HOOKS_INITIALIZER): Adjust.
6519 2009-09-01 Richard Guenther <rguenther@suse.de>
6521 * tree-flow.h (mark_addressable): Move declaration ...
6522 * tree.h (mark_addressable): ... here.
6523 * stmt.c (expand_asm_operands): Use mark_addressable, not
6524 lang_hooks.mark_addressable.
6525 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6526 LANG_HOOKS_MARK_ADDRESSABLE.
6527 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6528 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6530 2009-08-31 Chris Demetriou <cgd@google.com>
6532 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6533 vectorize if not TARGET_SSE2.
6535 2009-08-31 DJ Delorie <dj@redhat.com>
6537 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6538 registers if no coprocessor is enabled.
6540 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6543 * cgraph.h (cgraph_get_node): Declare ...
6544 * cgraph.c (cgraph_get_node): ... new function.
6545 * dwarf2out.c (gen_generic_params_dies,
6546 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6547 make_ith_pack_parameter_name,
6548 append_entry_to_tmpl_value_parm_die_table,
6549 gen_remaining_tmpl_value_param_die_attribute): New functions.
6550 (gen_subprogram_die): Generate debug info for template parameters
6551 if debug info level is higher than DINFO_LEVEL_TERSE.
6552 Use tree_add_const_value_attribute_for_decl instead of
6553 tree_add_const_value_attribute.
6554 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6555 instead of tree_add_const_value_attribute.
6556 (gen_struct_or_union_type_die): Generate debug
6557 info for template parameters if debug info level is higher than
6559 (tree_add_const_value_attribute): Handle integral and pointer
6560 constants. Update comment.
6561 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6562 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6563 (reference_to_unused): Fix thinko. Remove redundant predicates from
6565 (tree_add_const_value_attribute): Make this work for constant
6567 tree_add_const_value_attribute_for_decl is to be used for variable
6569 (add_location_or_const_value_attribute): Use
6570 tree_add_const_value_attribute_for_decl now.
6571 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6572 DW_TAG_template_value_param DIEs after function DIEs have been
6574 * langhooks.h (lang_hooks_for_types): Add
6575 get_argument_pack_elems.
6576 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6577 (lang_hooks): Added get_innermost_generic_parms,
6578 get_innermost_generic_args.
6579 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6580 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6581 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6582 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6584 2009-08-31 DJ Delorie <dj@redhat.com>
6586 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6587 it once we start generating the prologue or epilogue.
6588 (mep_call_saves_register): If the frame is locked, re-use
6590 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6591 (mep_expand_prologue): Call it.
6592 (mep_expand_epilogue): Likewise.
6593 (mep_start_function): Use the same logic as mep_expand_prologue.
6594 (mep_pass_by_reference): Make logic more readable.
6595 (mep_return_in_memory): Zero-sized objects are passed in memory.
6596 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6598 2009-08-31 Richard Guenther <rguenther@suse.de>
6600 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6601 to query if the memory regions for memmove overlap.
6602 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6603 asserts on pointers, instead deal with odd trees.
6604 (ptr_derefs_may_alias_p): Likewise.
6605 (refs_may_alias_p_1): Constructor bases also never alias.
6607 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6609 * doc/install.texi (Final install): Adjust reference on where to
6610 order printed manuals.
6612 2009-08-30 Olivier Hainque <hainque@adacore.com>
6614 * dwarf2out.c (switch_to_frame_table_section): Move
6615 definition prior to first use.
6617 2009-08-30 Richard Guenther <rguenther@suse.de>
6619 PR tree-optimization/41186
6620 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6621 (ao_ref_init_from_ptr_and_size): New function.
6622 (ref_maybe_used_by_call_p_1): Be more precise tracking
6623 used ranges for builtin functions.
6624 (ref_maybe_used_by_call_p): Adjust.
6625 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6626 ranges for builtin functions.
6627 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6629 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6632 * fwprop.c (get_reg_use_in): Delete.
6633 (free_load_extend): New function.
6634 (forward_propagate_subreg): Use it.
6636 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6638 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6640 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6643 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6646 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6648 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6649 fini or fini_array section.
6651 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6653 * graphite-dependences.c (graphite_legal_transform_bb): Call
6654 pbb_remove_duplicate_pdrs.
6655 * graphite-poly.c (can_collapse_pdr): Removed.
6656 (pdr_find_duplicate): Removed.
6657 (can_collapse_pdrs): New.
6658 (pbb_remove_duplicate_pdrs): New.
6659 (new_poly_dr): Do not look for duplicates.
6660 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6661 (PBB_PDR_DUPLICATES_REMOVED): New.
6662 (pbb_remove_duplicate_pdrs): Declared.
6664 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6666 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6667 the strides by multiplying by PDR_NB_REFS.
6668 * graphite-poly.c (can_collapse_pdr): New.
6669 (pdr_find_duplicate): New.
6670 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6671 Initialize PDR_NB_REFS.
6672 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6674 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6676 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6679 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6682 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6684 * graphite-dependences.c (pddr_original_scattering): Return NULL
6685 for read-read dependence relations.
6686 * graphite-poly.h (enum poly_dr_type): Fix comment.
6689 (pdr_may_write_p): New.
6691 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6693 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6694 (struct poly_dr): Same.
6695 (new_poly_dr): Same.
6696 * graphite-poly.c (new_poly_dr): Same.
6697 * graphite-dependences.c (dot_deps): Disable call to system.
6699 2009-08-28 Cary Coutant <ccoutant@google.com>
6702 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6703 struct/union/enum types local to a function.
6705 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6706 Sebastian Pop <sebastian.pop@amd.com>
6708 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6709 pbb_strip_mine_time_depth. Changed the implementation so that
6710 transformation is expressed as a transformation on
6711 time (scatttering) dimensions. Also, ensures that the 2d+1
6712 scheduling format is preserved.
6713 (pbb_strip_mine_profitable_p): Profitability is based on the
6714 iteration number of a given time (scattering) dimension,
6715 and not on a original loop depth dimension.
6716 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6717 (pbb_do_strip_mine): Call psct_dynamic_dim.
6718 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6719 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6720 (pbb_nb_dynamic_scattering_transform): New.
6721 (psct_dynamic_dim): New.
6723 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6725 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6726 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6727 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6728 * graphite-interchange.c (build_linearized_memory_access): Same.
6729 (memory_stride_in_loop): Same.
6731 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6733 * graphite-dependences.c (pddr_original_scattering): New.
6734 (graphite_legal_transform_dr): Call pddr_original_scattering.
6737 * graphite-dependences.h (dot_deps): Declared.
6738 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6739 (print_pdr): Print PDR_ID.
6740 * graphite-poly.h (struct poly_dr): Add field id.
6743 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6745 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6747 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6748 not delete the original dependence relation.
6750 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6752 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6753 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6754 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6755 (free_poly_ddr): New.
6756 (pddr_is_empty): New.
6757 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6758 (dependence_polyhedron): Same. Remove useless gcc_assert.
6760 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6761 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6762 * graphite-dependences.h (enum poly_dependence_kind): New.
6763 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6764 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6765 (PDRP_SINK): Renamed PDDR_SINK.
6766 (PDRP_DDP): Renamed PDDR_DDP.
6768 (free_poly_ddr): Declared.
6769 * graphite-poly.c (new_scop): Use the new hash function names.
6770 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6771 into original_pddrs.
6772 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6774 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6776 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6777 bounds with LT_EXPR to make niter analysis more precise on code
6778 generated by Graphite.
6780 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6782 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6783 (graphite_legal_transform_bb): Same.
6784 (poly_drs_may_alias_p): Same.
6786 2009-08-28 Richard Guenther <rguenther@suse.de>
6788 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6790 2009-08-28 Jan Beulich <jbeulich@novell.com>
6792 * config/i386/netware.c: Include langhooks.h.
6793 (i386_nlm_encode_section_info): Simplify.
6794 (netware_override_options): Delete.
6795 * config/i386/netware.h (netware_override_options): Delete
6797 (OVERRIDE_OPTIONS): Delete definition.
6798 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6799 (ASM_COMMENT_START): Define.
6800 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6802 2009-08-28 Jan Beulich <jbeulich@novell.com>
6804 * configure.ac: For in-tree ld, do a plain version check to
6805 determine whether comdat groups are supported.
6806 * configure: Regenerate.
6808 2009-08-28 Olivier Hainque <hainque@adacore.com>
6810 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6811 always defined. Reflect definition or absence of such for
6812 COLLECT_EXPORT_LIST. Readability helper.
6813 (scanfilter): New enum, to help control what symbols
6814 are to be considered or ignored by scan_prog_file.
6815 (enum pass): Rename as "scanpass", moved together with scanfilter
6816 prior to scan_prog_file's prototype.
6817 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6818 Group prototype with the scanpass/scanfilter definitions, factorize
6819 head comments for the several implementations at the prototype.
6820 (main): Reorganize the first pass link control to let AIX
6821 drag only the needed frame tables in executables. Prevent
6822 frame tables collection during the scan aimed at static ctors.
6823 Pre-link and scan for frame tables later to compensate.
6824 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6825 A C statement to issue assembly directives that create a reference
6826 to the given DWARF table identifier label from the current function
6828 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6829 to differentiate first time section entry. Only emit a .data
6830 tables start identifier label the first time around.
6831 (switch_to_frame_table_section): New function. Helper for
6832 output_call_frame_info to switch possibly BACK into the eh_frame
6833 or the debug_frame section depending on FOR_EH.
6834 (output_call_frame_info): Use helper to first enter the proper
6836 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6837 emit a link to the frame table start label from each function
6839 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6840 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6841 * config/rs6000/rs6000-protos.h: Declare it.
6842 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6844 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6846 * config/sh/sh.c (split_branches): Check the result of
6849 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6851 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6852 using -pthread -fopenmp
6854 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6856 * doc/service.texi (service directory): Update URL.
6858 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6860 PR rtl-optimization/40861
6861 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6862 extract word from a multi-word subreg for negative byte positions.
6864 2009-08-27 Tristan Gingold <gingold@adacore.com>
6865 Douglas B Rupp <rupp@gnat.com>
6867 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6868 (SECTION_VMS_OVERLAY): Define.
6869 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6871 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6873 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6874 common_object declarations.
6875 (ia64_section_type_flags): Set section flag for common_object.
6876 * config/ia64/ia64-protos.h
6877 (ia64_vms_output_aligned_decl_common): Declare.
6878 (ia64_vms_elf_asm_named_section): Declare.
6880 2009-08-27 Michael Matz <matz@suse.de>
6882 * expr.c (expand_expr_real_2): New function taking exploded
6883 unary or binary expression, split out from ...
6884 (expand_expr_real_1): ... here. Move over all unary/binary
6885 switch parts to above function, in particular these codes:
6886 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6887 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6888 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6889 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6890 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6891 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6892 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6893 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6894 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6895 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6896 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6897 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6898 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6899 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6900 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6901 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6902 VEC_PACK_FIX_TRUNC_EXPR.
6903 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6906 2009-08-27 Richard Guenther <rguenther@suse.de>
6908 * gengtype.c (main): Handle uint64_t.
6909 * ipa-utils.c (get_base_var): Indent properly.
6910 * tree-ssa-live.c (debug_scope_block): New function.
6911 * tree-flow.h (debug_scope_block): Declare.
6912 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6913 * basic-block.h (enum profile_status): Rename to
6914 enum profile_status_d.
6915 (x_profile_status): Adjust type.
6917 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6920 * dwarf2out.c (get_context_die): Declare this static function.
6921 (gen_type_die_with_usage): Make sure a DIE is a generated for
6922 the context of a typedef.
6924 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6926 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6929 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6931 * config/mips/mips-protos.h (mips_output_sync): Declare.
6932 (mips_sync_loop_insns): Likewise.
6933 (mips_output_sync_loop): Replace first two parameters with an rtx.
6934 * config/mips/mips.c (mips_multi_member): New structure.
6935 (mips_multi_members): New variable.
6936 (mips_multi_start): New function.
6937 (mips_multi_add): Likewise.
6938 (mips_multi_add_insn): Likewise.
6939 (mips_multi_add_label): Likewise.
6940 (mips_multi_last_index): Likewise.
6941 (mips_multi_copy_insn): Likewise.
6942 (mips_multi_set_operand): Likewise.
6943 (mips_multi_write): Likewise.
6944 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6945 (mips_init_print_operand_punct): Update accordingly.
6946 (mips_start_ll_sc_sync_block): New function.
6947 (mips_end_ll_sc_sync_block): Likewise.
6948 (mips_output_sync): Likewise.
6949 (mips_sync_insn1_template): Likewise.
6950 (mips_sync_insn2_template): Likewise.
6951 (mips_get_sync_operand): Likewise.
6952 (mips_process_sync_loop): Likewise.
6953 (mips_output_sync_loop): Use mips_process_sync_loop.
6954 (mips_sync_loop_insns): New function.
6955 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6956 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6957 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6958 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6959 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6960 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6961 (MIPS_SYNC_OLD_OP_12): Likewise.
6962 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6963 (MIPS_SYNC_NEW_OP_12): Likewise.
6964 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6965 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6966 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6967 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6968 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6969 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6970 * config/mips/mips.md (sync_mem): New attribute.
6971 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6972 (sync_exclusive_mask, sync_required_oldval): Likewise.
6973 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6974 (sync_release_barrier): Likewise.
6975 (length): Handle sync loops.
6976 (sync): Use mips_output_sync.
6977 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6978 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6979 and use mips_output_sync_loop.
6980 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6981 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6982 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6983 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6984 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6985 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6986 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6987 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6988 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6990 2009-08-26 Richard Guenther <rguenther@suse.de>
6993 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6994 the types to not match.
6995 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6997 * tree-ssa.c (useless_type_conversion_p): Conversions to
6998 pointers to unprototyped functions are useless.
7000 2009-08-26 Richard Guenther <rguenther@suse.de>
7002 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
7003 whole-program condition, prepare to be called for non-globals.
7004 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
7005 params build a representative with known type and track its fields.
7007 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
7009 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
7010 clearing by a taken branch.
7011 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
7012 effectively after bbro pass.
7013 (sync_nand<mode>): Ditto.
7014 (sync_old_<fetchop_name><mode>): Ditto.
7015 (sync_old_nand<mode>): Ditto.
7016 (sync_new_<fetchop_name><mode>): Dito.
7017 (sync_new_nand<mode>): Ditto.
7018 (sync_compare_and_swap<mode>_1): Ditto.
7019 (*sync_compare_and_swap<mode>): Ditto.
7020 (sync_lock_test_and_set<mode>_1): Ditto.
7021 ("sync_lock_test_and_set<mode>): Ditto.
7023 2009-08-25 Douglas B Rupp <rupp@gnat.com>
7025 * hwint.h (HOST_LONG_FORMAT): New macro
7026 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
7027 Use HOST_PTR_PRINTF.
7028 * system.h (HOST_PTR_PRINTF): Resurrect old macro
7029 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
7030 (HOST_PTR_PRINTF): Document.
7032 2009-08-25 Jan Hubicka <jh@suse.cz>
7034 * config/i386/bmmintrin.h: Replace by #error.
7037 Michael Meissner <michael.meissner@amd.com>
7038 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7039 Tony Linthicum <tony.linthicum@amd.com>
7041 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
7042 (TARGET_ROUND): New macro for the round/ptest instructions which
7043 are shared between SSE4.1 and SSE5.
7044 (OPTION_MASK_ISA_ROUND): Ditto.
7045 (OPTION_ISA_ROUND): Ditto.
7046 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
7047 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
7049 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
7050 (-mfused-madd): New switch to give users control over whether the
7051 compiler optimizes to use the multiply/add SSE5 instructions.
7053 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
7054 (ix86_handle_option): Turn off 3dnow if -msse5.
7055 (override_options): Add SSE5 support.
7056 (print_operand): %Y prints comparison codes for SSE5 com/pcom
7058 (ix86_expand_sse_movcc): Add SSE5 support.
7059 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
7060 vector type to the next largest size.
7061 (ix86_expand_sse5_pack): New function to use pperm to pack a
7062 vector type to the next smallest size.
7063 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
7064 (IX86_BUILTIN_FMADDSD): Ditto.
7065 (IX86_BUILTIN_FMADDPS): Ditto.
7066 (IX86_BUILTIN_FMADDPD): Ditto.
7067 (IX86_BUILTIN_FMSUBSS): Ditto.
7068 (IX86_BUILTIN_FMSUBSD): Ditto.
7069 (IX86_BUILTIN_FMSUBPS): Ditto.
7070 (IX86_BUILTIN_FMSUBPD): Ditto.
7071 (IX86_BUILTIN_FNMADDSS): Ditto.
7072 (IX86_BUILTIN_FNMADDSD): Ditto.
7073 (IX86_BUILTIN_FNMADDPS): Ditto.
7074 (IX86_BUILTIN_FNMADDPD): Ditto.
7075 (IX86_BUILTIN_FNMSUBSS): Ditto.
7076 (IX86_BUILTIN_FNMSUBSD): Ditto.
7077 (IX86_BUILTIN_FNMSUBPS): Ditto.
7078 (IX86_BUILTIN_FNMSUBPD): Ditto.
7079 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
7080 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
7081 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
7082 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
7083 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
7084 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
7085 (IX86_BUILTIN_PPERM): Ditto.
7086 (IX86_BUILTIN_PERMPS): Ditto.
7087 (IX86_BUILTIN_PERMPD): Ditto.
7088 (IX86_BUILTIN_PMACSSWW): Ditto.
7089 (IX86_BUILTIN_PMACSWW): Ditto.
7090 (IX86_BUILTIN_PMACSSWD): Ditto.
7091 (IX86_BUILTIN_PMACSWD): Ditto.
7092 (IX86_BUILTIN_PMACSSDD): Ditto.
7093 (IX86_BUILTIN_PMACSDD): Ditto.
7094 (IX86_BUILTIN_PMACSSDQL): Ditto.
7095 (IX86_BUILTIN_PMACSSDQH): Ditto.
7096 (IX86_BUILTIN_PMACSDQL): Ditto.
7097 (IX86_BUILTIN_PMACSDQH): Ditto.
7098 (IX86_BUILTIN_PMADCSSWD): Ditto.
7099 (IX86_BUILTIN_PMADCSWD): Ditto.
7100 (IX86_BUILTIN_PHADDBW): Ditto.
7101 (IX86_BUILTIN_PHADDBD): Ditto.
7102 (IX86_BUILTIN_PHADDBQ): Ditto.
7103 (IX86_BUILTIN_PHADDWD): Ditto.
7104 (IX86_BUILTIN_PHADDWQ): Ditto.
7105 (IX86_BUILTIN_PHADDDQ): Ditto.
7106 (IX86_BUILTIN_PHADDUBW): Ditto.
7107 (IX86_BUILTIN_PHADDUBD): Ditto.
7108 (IX86_BUILTIN_PHADDUBQ): Ditto.
7109 (IX86_BUILTIN_PHADDUWD): Ditto.
7110 (IX86_BUILTIN_PHADDUWQ): Ditto.
7111 (IX86_BUILTIN_PHADDUDQ): Ditto.
7112 (IX86_BUILTIN_PHSUBBW): Ditto.
7113 (IX86_BUILTIN_PHSUBWD): Ditto.
7114 (IX86_BUILTIN_PHSUBDQ): Ditto.
7115 (IX86_BUILTIN_PROTB): Ditto.
7116 (IX86_BUILTIN_PROTW): Ditto.
7117 (IX86_BUILTIN_PROTD): Ditto.
7118 (IX86_BUILTIN_PROTQ): Ditto.
7119 (IX86_BUILTIN_PROTB_IMM): Ditto.
7120 (IX86_BUILTIN_PROTW_IMM): Ditto.
7121 (IX86_BUILTIN_PROTD_IMM): Ditto.
7122 (IX86_BUILTIN_PROTQ_IMM): Ditto.
7123 (IX86_BUILTIN_PSHLB): Ditto.
7124 (IX86_BUILTIN_PSHLW): Ditto.
7125 (IX86_BUILTIN_PSHLD): Ditto.
7126 (IX86_BUILTIN_PSHLQ): Ditto.
7127 (IX86_BUILTIN_PSHAB): Ditto.
7128 (IX86_BUILTIN_PSHAW): Ditto.
7129 (IX86_BUILTIN_PSHAD): Ditto.
7130 (IX86_BUILTIN_PSHAQ): Ditto.
7131 (IX86_BUILTIN_FRCZSS): Ditto.
7132 (IX86_BUILTIN_FRCZSD): Ditto.
7133 (IX86_BUILTIN_FRCZPS): Ditto.
7134 (IX86_BUILTIN_FRCZPD): Ditto.
7135 (IX86_BUILTIN_CVTPH2PS): Ditto.
7136 (IX86_BUILTIN_CVTPS2PH): Ditto.
7137 (IX86_BUILTIN_COMEQSS): Ditto.
7138 (IX86_BUILTIN_COMNESS): Ditto.
7139 (IX86_BUILTIN_COMLTSS): Ditto.
7140 (IX86_BUILTIN_COMLESS): Ditto.
7141 (IX86_BUILTIN_COMGTSS): Ditto.
7142 (IX86_BUILTIN_COMGESS): Ditto.
7143 (IX86_BUILTIN_COMUEQSS): Ditto.
7144 (IX86_BUILTIN_COMUNESS): Ditto.
7145 (IX86_BUILTIN_COMULTSS): Ditto.
7146 (IX86_BUILTIN_COMULESS): Ditto.
7147 (IX86_BUILTIN_COMUGTSS): Ditto.
7148 (IX86_BUILTIN_COMUGESS): Ditto.
7149 (IX86_BUILTIN_COMORDSS): Ditto.
7150 (IX86_BUILTIN_COMUNORDSS): Ditto.
7151 (IX86_BUILTIN_COMFALSESS): Ditto.
7152 (IX86_BUILTIN_COMTRUESS): Ditto.
7153 (IX86_BUILTIN_COMEQSD): Ditto.
7154 (IX86_BUILTIN_COMNESD): Ditto.
7155 (IX86_BUILTIN_COMLTSD): Ditto.
7156 (IX86_BUILTIN_COMLESD): Ditto.
7157 (IX86_BUILTIN_COMGTSD): Ditto.
7158 (IX86_BUILTIN_COMGESD): Ditto.
7159 (IX86_BUILTIN_COMUEQSD): Ditto.
7160 (IX86_BUILTIN_COMUNESD): Ditto.
7161 (IX86_BUILTIN_COMULTSD): Ditto.
7162 (IX86_BUILTIN_COMULESD): Ditto.
7163 (IX86_BUILTIN_COMUGTSD): Ditto.
7164 (IX86_BUILTIN_COMUGESD): Ditto.
7165 (IX86_BUILTIN_COMORDSD): Ditto.
7166 (IX86_BUILTIN_COMUNORDSD): Ditto.
7167 (IX86_BUILTIN_COMFALSESD): Ditto.
7168 (IX86_BUILTIN_COMTRUESD): Ditto.
7169 (IX86_BUILTIN_COMEQPS): Ditto.
7170 (IX86_BUILTIN_COMNEPS): Ditto.
7171 (IX86_BUILTIN_COMLTPS): Ditto.
7172 (IX86_BUILTIN_COMLEPS): Ditto.
7173 (IX86_BUILTIN_COMGTPS): Ditto.
7174 (IX86_BUILTIN_COMGEPS): Ditto.
7175 (IX86_BUILTIN_COMUEQPS): Ditto.
7176 (IX86_BUILTIN_COMUNEPS): Ditto.
7177 (IX86_BUILTIN_COMULTPS): Ditto.
7178 (IX86_BUILTIN_COMULEPS): Ditto.
7179 (IX86_BUILTIN_COMUGTPS): Ditto.
7180 (IX86_BUILTIN_COMUGEPS): Ditto.
7181 (IX86_BUILTIN_COMORDPS): Ditto.
7182 (IX86_BUILTIN_COMUNORDPS): Ditto.
7183 (IX86_BUILTIN_COMFALSEPS): Ditto.
7184 (IX86_BUILTIN_COMTRUEPS): Ditto.
7185 (IX86_BUILTIN_COMEQPD): Ditto.
7186 (IX86_BUILTIN_COMNEPD): Ditto.
7187 (IX86_BUILTIN_COMLTPD): Ditto.
7188 (IX86_BUILTIN_COMLEPD): Ditto.
7189 (IX86_BUILTIN_COMGTPD): Ditto.
7190 (IX86_BUILTIN_COMGEPD): Ditto.
7191 (IX86_BUILTIN_COMUEQPD): Ditto.
7192 (IX86_BUILTIN_COMUNEPD): Ditto.
7193 (IX86_BUILTIN_COMULTPD): Ditto.
7194 (IX86_BUILTIN_COMULEPD): Ditto.
7195 (IX86_BUILTIN_COMUGTPD): Ditto.
7196 (IX86_BUILTIN_COMUGEPD): Ditto.
7197 (IX86_BUILTIN_COMORDPD): Ditto.
7198 (IX86_BUILTIN_COMUNORDPD): Ditto.
7199 (IX86_BUILTIN_COMFALSEPD): Ditto.
7200 (IX86_BUILTIN_COMTRUEPD): Ditto.
7201 (IX86_BUILTIN_PCOMEQUB): Ditto.
7202 (IX86_BUILTIN_PCOMNEUB): Ditto.
7203 (IX86_BUILTIN_PCOMLTUB): Ditto.
7204 (IX86_BUILTIN_PCOMLEUB): Ditto.
7205 (IX86_BUILTIN_PCOMGTUB): Ditto.
7206 (IX86_BUILTIN_PCOMGEUB): Ditto.
7207 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
7208 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
7209 (IX86_BUILTIN_PCOMEQUW): Ditto.
7210 (IX86_BUILTIN_PCOMNEUW): Ditto.
7211 (IX86_BUILTIN_PCOMLTUW): Ditto.
7212 (IX86_BUILTIN_PCOMLEUW): Ditto.
7213 (IX86_BUILTIN_PCOMGTUW): Ditto.
7214 (IX86_BUILTIN_PCOMGEUW): Ditto.
7215 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
7216 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
7217 (IX86_BUILTIN_PCOMEQUD): Ditto.
7218 (IX86_BUILTIN_PCOMNEUD): Ditto.
7219 (IX86_BUILTIN_PCOMLTUD): Ditto.
7220 (IX86_BUILTIN_PCOMLEUD): Ditto.
7221 (IX86_BUILTIN_PCOMGTUD): Ditto.
7222 (IX86_BUILTIN_PCOMGEUD): Ditto.
7223 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
7224 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
7225 (IX86_BUILTIN_PCOMEQUQ): Ditto.
7226 (IX86_BUILTIN_PCOMNEUQ): Ditto.
7227 (IX86_BUILTIN_PCOMLTUQ): Ditto.
7228 (IX86_BUILTIN_PCOMLEUQ): Ditto.
7229 (IX86_BUILTIN_PCOMGTUQ): Ditto.
7230 (IX86_BUILTIN_PCOMGEUQ): Ditto.
7231 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
7232 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
7233 (IX86_BUILTIN_PCOMEQB): Ditto.
7234 (IX86_BUILTIN_PCOMNEB): Ditto.
7235 (IX86_BUILTIN_PCOMLTB): Ditto.
7236 (IX86_BUILTIN_PCOMLEB): Ditto.
7237 (IX86_BUILTIN_PCOMGTB): Ditto.
7238 (IX86_BUILTIN_PCOMGEB): Ditto.
7239 (IX86_BUILTIN_PCOMFALSEB): Ditto.
7240 (IX86_BUILTIN_PCOMTRUEB): Ditto.
7241 (IX86_BUILTIN_PCOMEQW): Ditto.
7242 (IX86_BUILTIN_PCOMNEW): Ditto.
7243 (IX86_BUILTIN_PCOMLTW): Ditto.
7244 (IX86_BUILTIN_PCOMLEW): Ditto.
7245 (IX86_BUILTIN_PCOMGTW): Ditto.
7246 (IX86_BUILTIN_PCOMGEW): Ditto.
7247 (IX86_BUILTIN_PCOMFALSEW): Ditto.
7248 (IX86_BUILTIN_PCOMTRUEW): Ditto.
7249 (IX86_BUILTIN_PCOMEQD): Ditto.
7250 (IX86_BUILTIN_PCOMNED): Ditto.
7251 (IX86_BUILTIN_PCOMLTD): Ditto.
7252 (IX86_BUILTIN_PCOMLED): Ditto.
7253 (IX86_BUILTIN_PCOMGTD): Ditto.
7254 (IX86_BUILTIN_PCOMGED): Ditto.
7255 (IX86_BUILTIN_PCOMFALSED): Ditto.
7256 (IX86_BUILTIN_PCOMTRUED): Ditto.
7257 (IX86_BUILTIN_PCOMEQQ): Ditto.
7258 (IX86_BUILTIN_PCOMNEQ): Ditto.
7259 (IX86_BUILTIN_PCOMLTQ): Ditto.
7260 (IX86_BUILTIN_PCOMLEQ): Ditto.
7261 (IX86_BUILTIN_PCOMGTQ): Ditto.
7262 (IX86_BUILTIN_PCOMGEQ): Ditto.
7263 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
7264 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
7265 (enum multi_arg_type): New enum for describing the various SSE5
7266 intrinsic argument types.
7267 (bdesc_multi_arg): New table for SSE5 intrinsics.
7268 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
7269 (ix86_expand_multi_arg_builtin): New function for creating SSE5
7271 (ix86_expand_builtin): Add SSE5 intrinsic support.
7272 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
7273 operand instructions.
7274 (ix86_expand_sse5_multiple_memory): New function to split the
7275 second memory reference from SSE5 instructions.
7276 (type_has_variadic_args_p): Delete in favor of stdarg_p.
7277 (ix86_return_pops_args): Use stdarg_p to determine if the function
7278 has variable arguments.
7279 (ix86_setup_incoming_varargs): Ditto.
7280 (x86_this_parameter): Ditto.
7282 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
7284 (ix86_expand_sse5_pack): Ditto.
7285 (ix86_sse5_valid_op_p): Ditto.
7286 (ix86_expand_sse5_multiple_memory): Ditto.
7288 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
7289 constant for SSE5 support.
7290 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
7291 (UNSPEC_SSE5_TRUEFALSE): Ditto.
7292 (UNSPEC_SSE5_PERMUTE): Ditto.
7293 (UNSPEC_SSE5_ASHIFT): Ditto.
7294 (UNSPEC_SSE5_LSHIFT): Ditto.
7295 (UNSPEC_FRCZ): Ditto.
7296 (UNSPEC_CVTPH2PS): Ditto.
7297 (UNSPEC_CVTPS2PH): Ditto.
7298 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
7300 (COM_FALSE_S): Ditto.
7301 (COM_FALSE_P): Ditto.
7302 (COM_TRUE_S): Ditto.
7303 (COM_TRUE_P): Ditto.
7304 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
7305 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
7307 (memory attribute): Ditto.
7308 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7309 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
7310 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7311 (floor<mode>2): Ditto.
7312 (ceil<mode>2): Ditto.
7313 (btrunc<mode>2): Ditto.
7314 (nearbyintdf2): Ditto.
7315 (nearbyintsf2): Ditto.
7316 (sse_setccsf): Disable if SSE5.
7317 (sse_setccdf): Ditto.
7318 (sse5_setcc<mode>): New support for SSE5 conditional move.
7319 (sse5_pcmov_<mode>): Ditto.
7321 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
7323 (SSEMODEF2P): Ditto.
7324 (ssemodesuffixf4): New mode attribute for SSE5.
7325 (ssemodesuffixf2s): Ditto.
7326 (ssemodesuffixf2c): Ditto.
7327 (sserotatemax): Ditto.
7328 (ssescalarmode): Ditto.
7329 (sse_maskcmpv4sf3): Disable if SSE5.
7330 (sse_maskcmpv2df3): Ditto.
7331 (sse_vmmaskcmpv4sf3): Ditto.
7332 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
7333 (sse5_vmfmadd<mode>4): Ditto.
7334 (sse5_fmsub<mode>4): Ditto.
7335 (sse5_vmfmsub<mode>4): Ditto.
7336 (sse5_fnmadd<mode>4): Ditto.
7337 (sse5_vmfnmadd<mode>4): Ditto.
7338 (sse5_fnmsub<mode>4): Ditto.
7339 (sse5_vmfnmsub<mode>4): Ditto.
7340 (sse5i_fmadd<mode>4): Ditto.
7341 (sse5i_fmsub<mode>4): Ditto.
7342 (sse5i_fnmadd<mode>4): Ditto.
7343 (sse5i_fnmsub<mode>4): Ditto.
7344 (sse5i_vmfmadd<mode>4): Ditto.
7345 (sse5i_vmfmsub<mode>4): Ditto.
7346 (sse5i_vmfnmadd<mode>4): Ditto.
7347 (sse5i_vmfnmsub<mode>4): Ditto.
7348 (mulv16qi3): Add SSE5 support.
7350 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7351 (sse2_mulv4si3): Disable if SSE5.
7352 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7353 (sse4_1_roundps): Ditto.
7354 (sse4_1_roundsd): Ditto.
7355 (sse4_1_roundss): Ditto.
7356 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7358 (sse_maskcmpsf3): Ditto.
7359 (sse_vmmaskcmpv4sf3): Ditto.
7360 (sse2_maskcmpv2df3): Ditto.
7361 (sse2_maskcmpdf3): Ditto.
7362 (sse2_vmmaskcmpv2df3): Ditto.
7363 (sse2_eq<mode>3): Ditto.
7364 (sse2_gt<mode>3): Ditto.
7365 (sse5_pcmov_<mode>): Add SSE5 support.
7366 (vec_unpacku_hi_v16qi): Ditto.
7367 (vec_unpacks_hi_v16qi): Ditto.
7368 (vec_unpacku_lo_v16qi): Ditto.
7369 (vec_unpacks_lo_v16qi): Ditto.
7370 (vec_unpacku_hi_v8hi): Ditto.
7371 (vec_unpacks_hi_v8hi): Ditto.
7372 (vec_unpacku_lo_v8hi): Ditto.
7373 (vec_unpacks_lo_v8hi): Ditto.
7374 (vec_unpacku_hi_v4si): Ditto.
7375 (vec_unpacks_hi_v4si): Ditto.
7376 (vec_unpacku_lo_v4si): Ditto.
7377 (vec_unpacks_lo_v4si): Ditto.
7378 (sse5_pmacsww): New SSE5 intrinsic insn.
7379 (sse5_pmacssww): Ditto.
7380 (sse5_pmacsdd): Ditto.
7381 (sse5_pmacssdd): Ditto.
7382 (sse5_pmacssdql): Ditto.
7383 (sse5_pmacssdqh): Ditto.
7384 (sse5_pmacsdqh): Ditto.
7385 (sse5_pmacsswd): Ditto.
7386 (sse5_pmacswd): Ditto.
7387 (sse5_pmadcsswd): Ditto.
7388 (sse5_pmadcswd): Ditto.
7389 (sse5_pcmov_<move>): Conditional move support on SSE5.
7390 (sse5_phaddbw): New SSE5 intrinsic insn.
7391 (sse5_phaddbd): Ditto.
7392 (sse5_phaddbq): Ditto.
7393 (sse5_phaddwd): Ditto.
7394 (sse5_phaddwq): Ditto.
7395 (sse5_phadddq): Ditto.
7396 (sse5_phaddubw): Ditto.
7397 (sse5_phaddubd): Ditto.
7398 (sse5_phaddubq): Ditto.
7399 (sse5_phadduwd): Ditto.
7400 (sse5_phadduwq): Ditto.
7401 (sse5_phaddudq): Ditto.
7402 (sse5_phsubbw): Ditto.
7403 (sse5_phsubwd): Ditto.
7404 (sse5_phsubdq): Ditto.
7405 (sse5_pperm): Ditto.
7406 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7407 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7408 (sse5_pperm_sign_v8hi_v4si): Ditto.
7409 (sse5_pperm_zero_v8hi_v4si): Ditto.
7410 (sse5_pperm_sign_v4si_v2di): Ditto.
7411 (sse5_pperm_sign_v4si_v2di): Ditto.
7412 (sse5_pperm_pack_v2di_v4si): Ditto.
7413 (sse5_pperm_pack_v4si_v8hi): Ditto.
7414 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7415 (sse5_perm<mode>): New SSE5 intrinsic insn.
7416 (rotl<mode>3): Ditto.
7417 (sse5_rotl<mode>3): Ditto.
7418 (sse5_ashl<mode>3): Ditto.
7419 (sse5_lshl<mode>3): Ditto.
7420 (sse5_frcz<mode>2): Ditto.
7421 (sse5s_frcz<mode>2): Ditto.
7422 (sse5_cvtph2ps): Ditto.
7423 (sse5_cvtps2ph): Ditto.
7424 (sse5_vmmaskcmp<mode>3): Ditto.
7425 (sse5_com_tf<mode>3): Ditto.
7426 (sse5_maskcmp<mode>3): Ditto.
7427 (sse5_maskcmp_uns<mode>3): Ditto.
7428 (sse5_maskcmp_uns2<mode>3): Ditto.
7429 (sse5_pcom_tf<mode>3): Ditto.
7431 * config/i386/predicates.md (sse5_comparison_float_operator):
7432 New predicate to match the comparison operators supported by
7433 the SSE5 com instruction.
7434 (ix86_comparison_int_operator): New predicate to match just the
7435 signed int comparisons.
7436 (ix86_comparison_uns_operator): New predicate to match just the
7437 unsigned int comparisons.
7439 * doc/invoke.texi (-msse5): Add documentation.
7440 (-mfused-madd): Ditto.
7442 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7444 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7446 (x86_64-*-*): Ditto.
7448 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7450 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7451 intrinisics for SSE5.
7453 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7456 * config/i386/mmintrin-common.h: New file, to contain common
7457 instructions between SSE4.1 and SSE5.
7459 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7460 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7461 (gen_regparm_prefix): Ditto.
7463 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7464 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7465 prototype_p to determine if a function is prototyped.
7467 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7469 * c-common.c (c_common_reswords) add the alignof keyword,
7470 with same RID as __alignof and __alignof__
7472 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7474 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7475 * hooks.c (hook_bool_const_int_const_int_true): New function.
7476 * target.h (struct gcc_target): Add can_eliminate field.
7477 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7478 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7479 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7480 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7481 (elim_table): Revise comment.
7482 * system.h (CAN_ELIMINATE): Poison.
7483 * defaults.h (CAN_ELIMINATE): Remove.
7484 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7486 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7487 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7489 (alpha_vms_can_eliminate): Declare as static, change return type to
7491 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7493 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7494 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7495 (arm_can_eliminate): New function.
7497 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7498 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7499 (avr_can_eliminate): Declare as static.
7500 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7502 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7503 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7504 (bfin_can_eliminate): New function.
7506 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7507 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7508 (crx_can_eliminate): New function.
7510 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7511 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7512 (fr30_can_eliminate): New function.
7514 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7515 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7516 (frv_can_eliminate): New function.
7518 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7519 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7520 (h8300_can_eliminate): New function.
7522 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7523 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7524 (i386_can_eliminate): Declare as static, change return type to bool.
7525 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7527 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7528 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7529 (ia64_can_eliminate): New function.
7531 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7532 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7533 (iq2000_can_eliminate): New function.
7535 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7536 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7537 (m32r_can_eliminate): New function.
7539 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7540 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7541 (m68hc11_can_eliminate): New function.
7543 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7544 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7545 (m68k_can_eliminate): New function.
7547 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7548 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7549 (mep_can_eliminate): New function.
7551 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7552 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7553 (mips_can_eliminate): New function.
7555 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7556 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7557 (rs6000_can_eliminate): New function.
7559 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7560 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7561 (s390_can_eliminate): Declare as static.
7562 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7564 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7565 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7566 (score_can_eliminate): New function.
7568 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7569 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7570 (sparc_can_eliminate): Declare as static.
7571 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7573 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7574 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7575 (xstormy16_can_eliminate): New function.
7577 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7578 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7579 (v850_can_eliminate): New function.
7581 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7583 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7584 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7585 (*movdfcc_ext[1234]): Disable for IEEE mode.
7587 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7589 * gimplify.c (prepare_gimple_addressable): New static function.
7590 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7592 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7593 manually fiddling with it.
7595 2009-08-25 Michael Matz <matz@suse.de>
7597 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7598 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7600 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7601 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7602 (do_jump): Split out code for simple binary comparisons into ...
7603 (do_jump_1): ... this, taking the individual operands and code.
7604 Change callers to helper function above accordingly.
7605 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7608 2009-08-25 Michael Matz <matz@suse.de>
7610 * expr.h (struct separate_ops, sepops): New type for passing
7611 around an exploded simple expression.
7612 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7613 Use this structure instead of expression tree.
7614 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7615 expression, only its type.
7616 (expand_vec_cond_expr): Take type and individual operands instead
7618 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7619 expand_vec_shift_expr): Change prototype accordingly.
7620 * tree-vect-stmts.c (vectorizable_condition): Change call of
7621 expand_vec_cond_expr_p to pass only type.
7622 * expr.c (do_store_flags): Change prototype and implementation
7623 to take an exploded expression.
7624 (expand_expr_real_1): New local ops initialized with details
7625 of the full expression. Use it instead of full
7626 expression in calls to do_store_flags, expand_vec_cond_expr,
7627 expand_widen_pattern_expr and expand_vec_shift_expr.
7629 2009-08-25 Michael Matz <matz@suse.de>
7631 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7632 treeop2 initialized with first three operands of the full expression.
7633 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7635 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7637 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7638 (__gthread_objc_condition_allocate): Mark arguments as unused.
7639 (__gthread_objc_condition_deallocate): Likewise.
7640 (__gthread_objc_condition_wait): Likewise.
7641 (__gthread_objc_condition_broadcast): Likewise.
7642 (__gthread_objc_condition_signal): Likewise.
7643 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7644 (__gthread_objc_thread_id): Likewise.
7646 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7649 * tree-pretty-print.c (print_call_name): Print the correct call name
7650 for procedure pointer components.
7652 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7654 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7655 default_promote_function_mode when not VMS.
7657 2009-08-24 Olivier Hainque <hainque@adacore.com>
7659 * convert.c (convert_to_integer): Don't assume an input pointer is
7660 POINTER_SIZE wide. Fetch from the type instead.
7662 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7664 * configure.ac (AC_PREREQ): Bump to 2.64.
7666 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7668 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7669 (process_command): Don't search standard_exec_prefix_1 and
7670 standard_exec_prefix_2.
7672 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7674 * config/arm/arm.c (output_return_instruction): Handle for
7677 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7679 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7681 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7683 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7684 (*arm_movdf_vfp): Likewise.
7686 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7688 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7689 (vashr<mode>3): Rename from ashr<mode>3.
7690 (vlshr<mode>3): Rename from lshr<mode>3.
7692 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7695 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7696 (check_format_info_main): Use scalar_identify_flag.
7697 (check_format_types): Check for scalar size identity if
7698 scalar_identify_flag is set.
7699 (printf_length_specs): Extend by new field.
7700 (asm_fprintf_length_specs): Likewise.
7701 (gcc_diag_length_specs): Likewise.
7702 (scanf_length_specs): Likewise.
7703 (strfmon_length_specs): Likewise.
7704 (gcc_gfc_length_specs): Likewise.
7705 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7706 (ms_printf_flag_specs): Likewise.
7707 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7709 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7712 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7713 (*call_value_pop_1): Ditto.
7714 (*sibcall_pop_1): New insn pattern.
7715 (*sibcall_value_pop_1): Ditto.
7717 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7720 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7723 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7726 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7727 (get_reg_use_in): New function.
7728 (forward_propagate_subreg): Propagate through subreg of zero_extend
7731 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7733 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7734 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7736 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7738 * configure.ac: Remove --with-datarootdir, --with-docdir,
7739 --with-htmldir switches. No need to call AC_SUBST for
7740 datarootdir, docdir, htmldir any more.
7741 * configure: Regenerate.
7742 * doc/install.texi (Configuration): Document --datarootdir,
7743 --docdir, --htmldir, --pdfdir; update documentation for
7744 --infodir, --mandir.
7745 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7748 * aclocal.m4: Regenerate.
7749 * config.in: Regenerate.
7750 * configure: Regenerate.
7752 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7753 Olivier Hainque <hainque@adacore.com>
7755 * config/ia64/ia64.c: Include libfuncs.h.
7756 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7757 (ia64_expand_call): Use reg 25 on VMS.
7758 (ia64_initialize_trampoline): Fix for VMS ABI.
7759 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7760 (ia64_function_arg): Initialize reg 25 on VMS.
7761 Fix OpenVMS ABI issues for varargs.
7762 For OpenVMS, emit the Argument Information register set in the
7763 incoming/sibcall case as well.
7764 (ia64_arg_type): New function.
7765 (ia64_function_arg_advance): Keep track of cum->words.
7766 Fix OpenVMS ABI issues for varargs.
7767 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7768 (ia64_override_options): Set flag_no_common on VMS.
7769 (ia64_init_builtins): Disable FWRITE builtin.
7770 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7771 (ia64_vms_init_libfuncs): Add decc$ routines.
7772 (ia64_vms_valid_pointer_mode): New function.
7773 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7774 (ia64_promote_function_mode): New function
7775 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7776 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7777 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7778 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7779 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7780 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7781 Suppress trailing '#' if VALUE is numeric.
7782 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7783 ia64_promote_function_mode.
7784 (TARGET_VALID_POINTER_MODE): Define.
7786 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7789 * config/rs6000/rs6000.c (rs6000_override_options): Use
7790 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7793 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7794 reporting of vector + decimal/boolean/complex error.
7796 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7798 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7799 __vector double TYPE_DECL.
7801 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7803 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7804 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7805 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7806 to pointer to enum machine_mode. Update all callers as needed.
7808 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7810 * config/alpha/alpha.md (exception_receiver): Emit alternative
7811 GP load sequence if flag_reorder_blocks_and_partition is set.
7812 (*exception_receiver_2): Also enable when
7813 flag_reorder_blocks_and_partition is set.
7815 2009-08-20 Matt Rice <ratmice@gmail.com>
7816 Diego Novillo <dnovillo@google.com>
7818 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7821 2009-08-20 Richard Guenther <rguenther@suse.de>
7823 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7824 * c-tree.h (c_dup_lang_specific_decl): Remove.
7825 (struct lang_decl, struct lang_type): Move definitions ...
7826 * c-lang.h: ... here. New file.
7827 * c-decl.c: Include c-lang.h.
7828 (c_dup_lang_specific_decl): Remove.
7829 * c-typeck.c: Include c-lang.h.
7830 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7831 (c-typeck.o): Likewise.
7832 * c-config-lang.in (gtfiles): Add c-lang.h.
7833 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7836 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7838 * config/alpha/alpha.c (alpha_end_function): Do not clear
7839 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7840 this is now handled in generic code.
7842 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7844 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7845 (s390_z10_fix_long_loop_prediction): New function.
7846 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7847 (s390_reorg): Walk over the INSNs and invoke
7848 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7850 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7852 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7853 "*brx_64bit", "*brx_31bit"): New patterns.
7854 * config/s390/s390.c ('E'): New output modifier.
7856 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7857 Richard Earnshaw <richard.earnshaw@arm.com>
7859 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7860 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7862 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7864 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7866 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7867 for mode mode of operand0 when doing secondary reload for SAR.
7869 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7872 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7873 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7875 2009-08-19 Jason Merrill <jason@redhat.com>
7877 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7878 supported template depth in C++0x.
7880 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7882 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7883 free_after_compilation.
7884 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7885 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7886 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7887 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7888 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7889 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7890 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7892 2009-08-19 Ian Lance Taylor <iant@google.com>
7894 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7895 of (plus (mult (neg B) C) A).
7897 2009-08-18 Michael Matz <matz@suse.de>
7899 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7900 instead of comparing TYPE_MAIN_VARIANT for equality.
7901 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7902 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7903 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7904 * gimplify.c (goa_lhs_expr_p): Ditto and use
7905 STRIP_USELESS_TYPE_CONVERSION.
7907 2009-08-18 Michael Matz <matz@suse.de>
7909 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7910 first field in a struct.
7911 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7913 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7915 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7916 locators before emit_insn is called. Remove assert that
7918 (alpha_end_function): Clear crtl->emit structure and free insn
7919 locators if cfun->is_thunk is true.
7921 2009-08-18 Jason Merrill <jason@redhat.com>
7923 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7925 * configure.ac: Test for it.
7926 * configure, config.in: Regenerate.
7927 * doc/install.texi: Document --enable-gnu-unique-object.
7929 2009-08-18 Richard Guenther <rguenther@suse.de>
7932 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7933 pow(x,y*z) only if x is nonnegative.
7935 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7937 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7941 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7942 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7944 2009-08-17 DJ Delorie <dj@redhat.com>
7946 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7947 * config/m32c/prologue.md (epilogue_freit): New.
7949 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7950 (bank_switch_p): Likewise.
7951 (fast_interrupt_p): Likewise.
7952 (interrupt_p): Likewise.
7953 (m32c_conditional_register_usage): Round memregs size up.
7954 (need_to_save): We only need to save $a0 when we use ENTER.
7955 (interrupt_p): Check for fast_interrupt too.
7956 (bank_switch_p): New.
7957 (fast_interrupt_p): New.
7958 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7959 (m32c_emit_prolog): Support bank switching and fast interrupts.
7960 * doc/extend.texi (Function Attributes): Add bank_switch and
7963 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7965 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7966 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7968 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7970 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7971 (menu): Add IA-64/VMS Options.
7972 (IA-64/VMS Options): Likewise.
7974 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7977 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7979 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7981 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7982 (mips_pop_asm_switch): Likewise.
7983 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7985 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7986 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7987 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7988 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7989 instead of set_noreorder.
7990 (mips_output_function_prologue): Use the new functions.
7991 (mips_output_function_epilogue): Likewise.
7992 (mips_need_noat_wrapper_p): New function, split out from...
7993 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7994 Use mips_push_asm_switch and mips_pop_asm_switch.
7995 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7996 and mips_pop_asm_switch.
7997 (ASM_OUTPUT_REG_POP): Likewise.
7998 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7999 Use mips_pop_asm_switch.
8000 (mips_asm_switch): New structure.
8001 (set_noreorder, set_nomacro): Replace with...
8002 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
8003 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
8004 instead of set_nomacro.
8005 (fix_truncsfsi2_macro): Likewise.
8006 (cprestore): Likewise.
8007 (hazard): Use mips_noreorder instead of set_noreorder.
8008 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
8010 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
8012 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
8013 from prev_active_insn.
8015 2009-08-16 Anatoly Sokolov <aesok@post.ru>
8017 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
8018 * config/avr/avr.c (avr_override_options): Initialize
8019 avr_current_arch variable.
8020 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
8021 __AVR_HAVE_16BIT_SP__ according to the device type.
8022 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
8024 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
8025 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
8027 2009-08-16 Dodji Seketeli <dodji@redhat.com>
8030 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
8031 generating inlined subroutine die only. We shouldn't be
8032 called for anything else.
8033 (gen_block_die): Don't generate inline subroutine debug info for
8036 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
8038 * graphite-poly.c (print_pbb): Print PBB index.
8040 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
8043 * graphite-interchange.c (ppl_max_for_le): Moved...
8044 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
8045 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
8046 ppl_Pointset_Powerset_C_Polyhedron_maximize.
8047 * graphite-ppl.h (ppl_max_for_le): Declared.
8049 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
8051 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
8052 supported on all platforms.
8053 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
8054 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
8055 * c-pragma.c: Likewise.
8056 * target-def.h (TARGET_INITIALIZER): Remove
8057 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
8058 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
8060 2009-08-14 Douglas B Rupp <rupp@gnat.com>
8062 * config/ia64/fde-vms.c: New file.
8063 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
8064 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
8065 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
8066 (uw_frame_state_for): Only register a personality routine if it is
8067 known to be compatible with our expectations.
8068 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
8069 Declare unw_table_entry stack variable and
8070 mod all calls to _Unwind_FindTableEntry to add arg.
8071 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
8072 (_Unwind_FindTableEntry): Add arg to prototype.
8074 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
8076 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
8077 field 'signal_pfs_loc'.
8078 (uw_frame_state_for): Remove duplicate code dealing with leaf
8079 procedures without unwind info.
8080 If in the frame after unwinding through a signal handler, restore
8081 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
8082 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
8083 'pfs_loc' to the AR.PFS location in the signal context; instead
8084 set 'signal_pfs_loc'.
8085 Manually generate the unwind info for the AR.PFS register.
8086 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
8087 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
8088 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
8089 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
8090 instead set 'signal_pfs_loc'.
8091 Remove code preventing the AR.PFS register from being restored
8092 from the signal context.
8094 2009-08-14 Douglas B Rupp <rupp@gnat.com>
8095 Tristan Gingold <gingold@adacore.com>
8097 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
8098 * config/ia64/t-vms: New file.
8099 * config/ia64/vms64.h: New file.
8100 * config/ia64/vms.h: New file.
8101 * config/ia64/vms-crtinit.asm: New file.
8102 * config/ia64/vms_symvec_libgcc_s.opt: New file.
8103 * config/ia64/vms-unwind.h: New file.
8105 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8107 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
8110 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8113 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
8115 * real.h (do_mpc_arg2): ... here.
8116 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
8119 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
8121 * final.c (add_debug_prefix_map): Don't use GC memory for
8122 old_prefix and new_prefix.
8124 2009-08-14 Richard Guenther <rguenther@suse.de>
8126 * ipa-prop.c (compute_complex_pass_through): If we cannot
8127 compute a non-varying offset for IPA_JF_ANCESTOR punt.
8129 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8131 * c-lex.c (c_lex_with_flags): Increase size of local variable
8132 to avoid memory clobber.
8134 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
8137 * config/i386/i386.c (ix86_fp_comparison_strategy):
8138 Only enable/disable sahf at function granularity.
8140 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
8142 PR rtl-optimization/41064
8143 * reload1.c (reload_as_needed): Don't call extract_insn
8144 for known invalid replacements after calling
8145 validate_replace_rtx_group and verify_changes.
8147 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8150 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
8151 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
8152 ix86_expand_fp_vcond.
8153 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
8154 Assert that operation is supported by ix86_expand_int_vcond.
8155 (vcondu<SSEMODE124C8:mode>): Ditto.
8157 2009-08-13 DJ Delorie <dj@redhat.com>
8159 * config/i386/djgpp-stdint.h: New.
8160 * config.gcc (djgpp): Use it.
8162 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
8164 * config/sh/sh.c (sh_override_options): When flag_exceptions or
8165 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
8167 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8169 * tree-ssa-loop-prefetch.c
8170 (prune_ref_by_group_reuse): Enhance probabilistic analysis
8171 for long-stride pruning.
8172 (compute_miss_rate): New function to compute the probability
8173 that two memory references access different cache lines.
8175 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
8177 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
8179 2009-08-13 Richard Guenther <rguenther@suse.de>
8182 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
8183 use the constant pointer type.
8184 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
8185 of CV qualifiers on the target pointer type.
8186 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
8187 conversion check before restrict check.
8189 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8192 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
8194 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8196 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
8198 2009-08-12 Richard Guenther <rguenther@suse.de>
8200 PR tree-optimization/41011
8201 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
8202 and reference constructing.
8204 2009-08-12 Xinliang David Li <davidxl@google.com>
8206 PR tree-optimization/41012
8207 * tree-flow.h : New external interface.
8208 * gimple-low.c (check_call_arg): Change to public function.
8209 Remove argument mismatch check in lowering.
8210 * tree-inline.h (tree_can_inline_p): Interface change.
8211 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
8213 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
8214 Call change to tree_can_inline_p function.
8215 (cgraph_decide_inlining_incrementally): Ditto.
8217 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
8219 PR tree-optimization/41031
8220 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
8221 on the partition variable rather than promote_mode on the source
8222 type. Assert that the partition variable's type has the same
8223 mode as the source value's.
8225 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
8227 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
8228 for for_return == 2.
8229 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
8231 * calls.c (expand_call): Fix typo.
8232 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
8234 * stmt.c (expand_value_return): Use promote_function_mode to copy out
8236 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
8237 * config/cris/cris.c (cris_promote_function_mode): Likewise.
8238 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
8239 * config/pa/pa.c (pa_promote_function_mode): Likewise.
8241 2009-08-12 Andrew Haley <aph@redhat.com>
8243 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
8245 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8248 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
8250 2009-08-12 Richard Guenther <rguenther@suse.de>
8252 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
8253 * gimplify.c (gimplify_modify_expr): Do not use
8254 lang_hooks.types_compatible_p.
8255 * tree-ssa.c (useless_type_conversion_p): For aggregates
8256 just return false if the canonical types differ.
8258 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8261 * sese.c (convert_for_phi_arg): New.
8262 (add_guard_exit_phis): Use convert_for_phi_arg.
8264 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8266 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
8267 unknown subscript upper bounds.
8269 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8270 Pranav Garg <pranav.garg2107@gmail.com>
8272 * graphite-interchange.c (gather_access_strides): Removed.
8273 (ppl_max_for_le): New.
8274 (build_linearized_memory_access): New.
8275 (memory_stride_in_loop): New.
8276 (pbb_interchange_profitable_p): Reimplemented.
8277 * graphite-ppl.h (ppl_new_id_map): New.
8278 (ppl_interchange): New.
8280 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8282 * graphite-interchange.c (compute_subscript): Removed.
8283 (compute_array_size_cstr): Removed.
8284 (compute_array_size_poly): Removed.
8285 (compute_array_size): Removed.
8286 (gather_access_strides_poly): Removed.
8287 (gather_access_strides): Empty.
8289 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8291 * graphite-dependences.c (dependence_polyhedron_1): Replace
8292 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
8293 (graphite_legal_transform_dr): Same.
8294 (graphite_carried_dependence_level_k): Same.
8295 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
8296 Initialize PDR_NB_SUBSCRIPTS.
8297 (print_pdr_access_layout): Replace pdr_nb_subscripts with
8299 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
8300 (PDR_NB_SUBSCRIPTS): New.
8301 (pdr_nb_subscripts): Removed.
8302 (pdr_dim): Simplified.
8303 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
8304 with PDR_NB_SUBSCRIPTS.
8306 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8308 * graphite-interchange.c (compute_array_size): Remove use of
8310 * graphite-poly.c (new_poly_dr): Remove argument data_container.
8311 Do not initialize PDR_DATA_CONTAINER.
8312 (print_pdr): Do not print PDR_DATA_CONTAINER.
8313 * graphite-poly.h (struct poly_dr): Remove data_container field.
8314 (PDR_DATA_CONTAINER): Removed.
8315 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
8317 (build_poly_dr): Same.
8319 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8320 Sebastian Pop <sebastian.pop@amd.com>
8322 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
8323 copy of the dependence polyhedron. Free the temporary objects.
8324 (graphite_carried_dependence_level_k): Free unused objects before
8327 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8329 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
8330 Early return without analyzing the data dependences if no
8331 transform has been done. Call restore_scattering if the transform
8333 (graphite-interchange.c): Same.
8334 * graphite-poly.c (print_scattering_function): Test for
8336 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8337 (apply_poly_transforms): Do not gcc_assert that
8338 the transform is legal.
8339 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8340 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8341 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8342 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8343 * graphite-poly.h (struct poly_scattering): New.
8344 (struct poly_bb): Add original, transformed, and saved fields.
8345 Remove transformed_scattering, original_scattering,
8346 nb_local_variables and nb_scattering_transform fields.
8347 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8348 (poly_scattering_new): New.
8349 (poly_scattering_free): New.
8350 (poly_scattering_copy): New.
8351 (store_scattering_pbb): New.
8352 (store_scattering): New.
8353 (restore_scattering_pbb): New.
8354 (restore_scattering): New.
8355 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8356 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8358 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8360 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8363 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8365 * Makefile.in (graphite.o): Depends on PREDICT_H.
8366 * graphite.c: Include predict.h.
8367 (graphite_finalize): Call tree_estimate_probability.
8368 * predict.c (predict_loops): Do not call scev_initialize and
8370 (tree_estimate_probability_bb): New.
8371 (tree_estimate_probability): Do not initialize loops: move that
8372 code to the driver. Call tree_estimate_probability_bb.
8373 (tree_estimate_probability_driver): New.
8374 (pass_profile): Use tree_estimate_probability_driver.
8375 * predict.h (tree_estimate_probability): Declared.
8377 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8379 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8380 * graphite-dependences.c (graphite_legal_transform): Add time to
8381 TV_GRAPHITE_DATA_DEPS.
8382 (dependency_between_pbbs_p): Same.
8383 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8385 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8387 PR rtl-optimization/41033
8388 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8389 aliasing is disabled.
8391 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8393 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8394 si_mask_operand, and_load_operand, low_bitmask_operand,
8395 and_reg_operand, and_operand): New predicates.
8396 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8397 * config/mips/mips.c (and_operands_ok): New function.
8398 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8399 * config/mips/mips.md (move_type): Add ext_ins and logical.
8400 (type): Handle them.
8401 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8402 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8403 shift_shift. Remove commutative constraint modifier.
8404 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8406 (*clear_upper32_dext): Remove define_insn_and_split.
8407 (*clear_upper32): Turn this define_insn_and_split ...
8408 (splitter for ANDing register with 0xffff_ffff): .. into this.
8410 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8412 * combine.c (try_widen_shift_mode): Factor out code to check if an
8413 integer constant is a low-order bitmask from here ...
8414 * rtlanal.c (low_bitmask_len): ... to here.
8415 * rtl.h (low_bitmask_len): Declare.
8417 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8420 * config/alpha/alpha.md (addsi3): Remove expander.
8421 (addsi3): Rename from *addsi3_internal insn pattern.
8422 (subsi3): Remove expander.
8423 (subsi3): Rename from *subsi3_internal insn pattern.
8425 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8427 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8430 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8431 Eric Botcazou <botcazou@adacore.com>
8432 Douglas B Rupp <rupp@gnat.com>
8434 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8435 that records that fit in 64 bits are returned by immediate value,
8436 as required by OpenVMS Calling Standard.
8437 (function_value): Adjust for above modification.
8438 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8439 virtual_incoming_args_rtx as base object, not next_arg.
8440 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8442 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8444 * reload.c (find_reloads_subreg_address): Check the original
8445 req_equiv_mem address to detect the case where an address is
8446 not valid in the outer mode.
8448 2009-08-11 Richard Guenther <rguenther@suse.de>
8451 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8453 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8455 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8456 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8458 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8459 Douglas B Rupp <rupp@gnat.com>
8461 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8462 PT_STACK when frame_pointer_needed on OpenVMS.
8463 (alpha_pv_save_size, alpha_using_fp): Remove.
8464 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8465 with proper processing for PT_NULL.
8466 (alpha_vms_initial_elimination_offset): New function. Support for
8467 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8468 (alpha_sa_size): Force procedure type to PT_STACK when
8469 frame_pointer_needed on OpenVMS.
8470 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8471 (alpha_using_fp): Likewise.
8472 (alpha_vms_can_eliminate): Add prototype.
8473 (alpha_vms_initial_elimination_offset): Likewise.
8474 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8475 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8477 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8478 Douglas B Rupp <rupp@gnat.com>
8480 * config/alpha/alpha.c (common_object_handler): New function.
8481 (vms_attribute_table): Declare a single attribute "common_object".
8482 (vms_output_aligned_decl_common): New global function.
8483 (SECTION_VMS_OVERLAY): Delete.
8484 (SECTION_VMS_GLOBAL): Likewise.
8485 (SECTION_VMS_INITIALIZE): Likewise.
8486 (vms_asm_named_section): Remove support for above flags.
8487 (vms_section_type_flags): Delete.
8488 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8489 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8490 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8491 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8493 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8496 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8497 (sub_ddmmss): Likewise.
8499 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8502 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8505 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8508 * reload1.c (reload_as_needed): Use cancel_changes to completely
8509 undo a failed replacement attempt.
8511 2009-08-10 Richard Guenther <rguenther@suse.de>
8514 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8515 (useless_type_conversion_p): ... here. Require pointer targets
8518 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8521 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8522 loose the original type of the statement list.
8524 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8526 * config/alpha/alpha.c: Include libfuncs.h
8527 (avms_asm_output_extern): New function.
8528 (alpha_init_libfuncs): Init some decc libfuncs.
8529 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8530 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8531 (DO_CRTL_NAMES): Define.
8533 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
8534 (LONG_TYPE_SIZE): Define.
8535 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8536 (SUBTARGET_SWITCHES): Define malloc64 switch.
8537 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8538 (MASK_RETURN_ADDR): Define.
8539 doc/invoke.texi (mmalloc64): Document switch.
8541 2009-08-09 Olivier Hainque <hainque@adacore.com>
8542 Douglas B Rupp <rupp@gnat.com>
8544 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8545 uses_condition_handler.
8546 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8547 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8548 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8549 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8550 (code_for_builtin): New insn codes for the new alpha_builtins.
8551 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8552 (alpha_sa_size): Account for uses_condition_handler.
8553 (alpha_expand_prologue): Likewise.
8554 (alpha_start_function): Likewise.
8555 (alpha_expand_epilogue): Likewise.
8556 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8557 establish/revert expanders.
8558 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8559 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8560 New expander, resorting to the alpha.c associated function.
8561 (builtin_revert_vms_condition_handler): Likewise.
8562 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8563 __gcc_shell_handler, the static VMS condition handler used as
8564 an indirection wrapper to the current dynamically established
8566 * config/alpha/vms-unwind.h: Complete rewrite.
8567 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8568 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8570 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8571 Douglas B Rupp <rupp@gnat.com>
8573 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8574 (alpha_need_linkage): Handle aliases. Return function symbol.
8575 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8576 Use ultimate alias target for the linkage name.
8577 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8578 by alpha_need_linkage for the function symbol.
8579 (setmemdi): Likewise.
8581 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8583 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8584 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8585 (ASM_WEAKEN_LABEL): Define.
8586 (CRT_CALL_STATIC_FUNCTION): Define.
8587 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8588 (ENDFILE_SPEC): Define.
8589 (INIT_SECTION_ASM_OP): Define.
8590 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8591 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8593 (MULTILIB_OSDIRNAMES): Define.
8594 (shlib_version): Define.
8595 (SHLIB_EXT): Define.
8596 (SHLIB_OBJS): Define.
8597 (SHLIB_NAME): Define.
8598 (SHLIB_MULTILIB): Define.
8599 (SHLIB_INSTALL): Define.
8600 (SHLIB_SYMVEC): Define.
8601 (SHLIB_SYMVECX2): Define.
8602 (SHLIB_LINK): Define.
8604 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8606 * config/alpha/alpha.c (alpha_initialize_trampoline):
8607 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8608 (alpha_start_function): Emit transfer address on nested functions
8609 for VMS trampoline call.
8610 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8611 since no longer used.
8612 * config/alpha/vms-tramp.asm: Remove.
8613 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8614 since now only data initialized at runtime.
8616 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8618 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8619 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8620 (MD_EXEC_PREFIX): Remove, no longer used.
8621 (MD_STARTFILE_PREFIX): Likewise.
8622 (INCLUDE_DEFAULTS): Likewise.
8623 * config/alpha/t-vms:
8624 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8626 2009-08-09 Richard Guenther <rguenther@suse.de>
8628 PR tree-optimization/41016
8629 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8630 (operand_precision): Remove.
8631 (integral_operand_p): Likewise.
8632 (recognize_single_bit_test): Adjust.
8634 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8636 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8637 operation overflows. Likewise non-cast unary arithmetic.
8638 If one arm of a conditional expression is always taken,
8639 inhibit evaluation warnings for the other arm. Likewise inhibit
8640 evaluation warnings for the second && or || operand if the first
8641 operand is enough to determine the result.
8642 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8644 (build_binary_op): Prevent duplicate evaluation warnings.
8646 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8648 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8649 and destination have different modes, Use promote_mode to
8650 determine the signedness of the conversion. Assert that the
8651 promoted source mode matches the destination mode. Don't pass
8652 the destination and destination mode to expand_expr if the source
8653 mode is different. Simplify conversion logic.
8655 2009-08-09 Ira Rosen <irar@il.ibm.com>
8657 PR tree-optimization/41008
8658 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8659 from condition only in case it's a comparison. Adjust checks.
8661 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8663 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8664 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8665 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8666 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8667 (dump_cand): Handle them.
8668 (struct iv_cand): New members COST_STEP and AINC_USE.
8669 (stmt_after_increment): Likewise.
8670 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8671 callers changed. Use gimple_uid comparison instead of scanning.
8672 (add_candidate_1): When looking for identical candidates, take
8673 AINC_USE into account. Set it for new candidates.
8674 (force_expr_to_var_cost): Cast target_spill_cost to int.
8675 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8676 All callers changed. Check for availability of autoinc addressing
8677 modes, both in general for a given mode, and in the specific use case.
8678 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8680 (get_computation_cost): Likewise.
8681 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8682 add_autoinc_candidates): New static functions.
8683 (add_candidate): Call add_autoinc_candidates for candidates based on
8685 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8686 (determine_use_iv_cost_address): If we have an autoinc candidate at
8687 the matching use, verify autoinc is possible and subtract the cost
8688 of the candidate's step from the cost.
8689 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8690 member of the candidate.
8691 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8692 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8694 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8696 * config.build (ia64-hp-*vms*): New target.
8697 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8699 * config.gcc (ia64-hp-*vms*): New target.
8700 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8702 * config.host (ia64-hp-*vms*): New target.
8703 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8706 2009-08-08 Richard Guenther <rguenther@suse.de>
8708 PR tree-optimization/40991
8709 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8711 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8713 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8714 mode check. Do truncations in an integer mode.
8715 (force_to_mode): Handle subregs for all mode types. Only do
8716 arithmetic simplifications on integer modes.
8718 2009-08-07 Richard Guenther <rguenther@suse.de>
8720 PR tree-optimization/40999
8721 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8722 (maybe_fold_reference): Lookup constant initializers.
8723 (fold_gimple_assign): Likewise.
8725 2009-08-07 Richard Guenther <rguenther@suse.de>
8727 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8728 that require structural equality defer to the langhook.
8730 2009-08-07 Martin Jambor <mjambor@suse.cz>
8732 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8734 (struct ipa_pass_through_data): New type.
8735 (struct ipa_ancestor_jf_data): New type.
8736 (union jump_func_value): Removed field formal_id, added fields
8737 pass_through and ancestor.
8738 (struct ipa_param_call_note): Changed type of formal_id to int from
8740 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8741 operations jump functions and ancestor jump functions.
8742 (compute_complex_pass_through): New function.
8743 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8744 reflect changes in the jump function strucutre.
8745 (update_jump_functions_after_inlining): Ignore complex pass-through
8746 and ancestor jump functions.
8747 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8748 polynomial pass-through with operation jump functions.
8750 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8752 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8753 fde->dw_fde_begin as begin label instead of hot/cold label.
8754 Use LLSDAC label instead of LLSDA for second section lsda.
8755 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8756 label instead of LLSDA if it is true.
8757 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8759 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8760 SECTION argument. Use it as index into crtl->eh.call_site_record
8762 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8763 use it to determine how to print table entries instead of using
8764 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8765 label instead of normal begin label as base.
8766 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8767 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8768 ensure no EH range spans between sections and that landing pads
8769 are always in the corresponding section.
8770 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8771 for crtl->eh.call_site_record being an array rather than scalar.
8772 (output_one_function_exception_table): New function, copied
8773 from output_function_exception_table. Adjust
8774 dw2_size_of_call_site_table, dw2_output_call_site_table
8775 callers. For SECOND section use *C suffixed labels.
8776 (output_function_exception_table): Call
8777 output_one_function_exception_table and, when doing hot/cold
8778 partitioning, also another time for the second section.
8779 * opts.c: Include except.h.
8780 (decode_options): Allow -freorder-blocks-and-partition with
8781 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8782 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8783 * function.h (struct rtl_eh): Change call_site_record from
8784 scalar into array of 2 elements.
8786 2009-08-07 Martin Jambor <mjambor@suse.cz>
8788 * ipa-prop.c (count_formal_params_1): New function.
8789 (ipa_get_vector_of_formal_parms): New function.
8790 (get_vector_of_formal_parm_types): New function.
8791 (ipa_modify_formal_parameters): New function.
8792 (ipa_modify_call_arguments): New function.
8793 (index_in_adjustments_multiple_times_p): New function.
8794 (ipa_combine_adjustments): New function.
8795 (ipa_dump_param_adjustments): New function.
8796 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8797 (ipa_get_vector_of_formal_parms): Declare.
8798 (ipa_modify_formal_parameters): Declare.
8799 (ipa_modify_call_arguments): Declare.
8800 (ipa_combine_adjustments): Declare.
8801 (ipa_dump_param_adjustments): Declare.
8802 (build_ref_for_offset): Declare.
8803 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8804 * tree-sra.c: Include ipa-prop.c.
8805 (build_ref_for_offset): Make public.
8807 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8809 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8811 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8813 * gcc/doc/extend.texi (__builtin_extract_return_address)
8814 (__builtin_frob_return_address): Document.
8816 2009-08-06 Paul Brook <paul@codesourcery.com>
8818 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8819 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8820 implementation on ARMv6-M.
8822 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8824 * doc/extend.texi (pcs): Document new attribute for ARM.
8826 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8828 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8831 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8833 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8836 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8838 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8840 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8842 Merge ARM/hard_vfp_branch to trunk.
8844 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8846 * arm.c (libcall_eq): New function.
8847 (libcall_hash): New function.
8848 (add_libcall): New function.
8849 (arm_libcall_uses_aapcs_base): New function.
8850 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8851 libcalls using the base PCS.
8852 (arm_init_cumulative_args): Likewise.
8854 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8856 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8857 Use base ABI for conversion libfuncs between HFmode and SFmode.
8859 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8861 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8862 V4SImode as representatives of all 64-bit and 128-bit vector
8863 types. Allow vector types without vector modes.
8864 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8865 without vector modes like BLKmode.
8866 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8867 BLKmode. Avoid unsupported vector modes or TImode moves for
8869 (aapcs_vfp_allocate_return_reg): Likewise.
8870 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8871 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8873 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8875 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8876 (arm_get_pcs_model): Pass attribute arguments to
8877 arm_pcs_from_attribute.
8878 (arm_init_cumulative_args): Use base AAPCS for conversions from
8879 floating-point types to DImode.
8880 (arm_attribute_table): Add pcs attribute.
8881 (arm_handle_pcs_attribute): New.
8882 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8883 conversions from floating-point types to DImode, also declare them
8884 to use base AAPCS and declare functions they call to use base
8885 AAPCS and their RTABI names.
8887 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8889 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8890 -mfloat-abi=hard not being supported for VFP.
8892 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8894 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8895 SYMBOL_REF to hard_libcall_value.
8897 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8898 Richard Earnshaw <rearnsha@arm.com>
8900 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8901 has been put on the stack, all remaining co-processory arguments for
8902 that co-processor also go on the stack.
8904 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8906 * config/arm/arm.c (arm_return_in_memory): Handle returning
8907 vectors of suitable size in registers also for AAPCS case.
8909 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8911 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8913 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8915 ARM Hard-VFP calling convention
8916 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8917 * target.h (gcc_target): Add libcall_value to table of call hooks.
8918 * targhooks.h (default_libcall_value): Default implementation.
8919 * targhooks.c (default_libcall_value): Likewise.
8920 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8921 * optabs.c (expand_unop): Use it.
8922 * expr.h (hard_libcall_value): Pass the function RTX through.
8923 * calls.c (emit_library_call_value_1): Update call to
8925 * explow.c (hard_libcall_value): Use new target hook.
8926 * testsuite/lib/target-supports.exp
8927 (check_effective_target_arm_hard_vfp_ok): New hook.
8928 (check_effective_target_arm_neon_ok): Improve test for neon
8930 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8931 * config/arm/arm.c: Include cgraph.h
8932 (TARGET_FUNCTION_VALUE): Override default hook.
8933 (arm_pcs_default): New variable.
8934 (arm_override_options): Don't fault hard calling convention with VFP.
8935 Add support for AAPCS variants.
8936 (arm_function_value): Make static. Handle AAPCS variants.
8937 (arm_libcall_value): New function.
8938 (arm_apply_result_size): Handle VFP registers in results.
8939 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8941 (pcs_attribute_args): New variable.
8942 (arm_pcs_from_attribute): New function.
8943 (arm_get_pcs_model): New function.
8944 (aapcs_vfp_cum_init): New function.
8945 (aapcs_vfp_sub_candidate): New function.
8946 (aapcs_vfp_is_return_candidate): New function.
8947 (aapcs_vfp_is_call_candidate): New function.
8948 (aapcs_vfp_allocate): New function.
8949 (aapcs_vfp_allocate_return_reg): New function.
8950 (aapcs_vfp_advance): New function.
8951 (aapcs_cp_arg_layout): New variable.
8952 (aapcs_select_call_coproc): New function.
8953 (aapcs_select_return_coproc): New function.
8954 (aapcs_allocate_return_reg): New function.
8955 (aapcs_libcall_value): New function.
8956 (aapcs_layout_arg): New function.
8957 (arm_init_cumulative_args): Initialize AAPCS args data.
8958 (arm_function_arg): Handle AAPCS variants using new interface.
8959 (arm_arg_parital_bytes): Likewise.
8960 (arm_function_arg_advance): New function.
8961 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8962 calling conventions.
8963 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8964 * arm.h (NUM_VFP_ARG_REGS): Define.
8965 (LIBCALL_VALUE): Update.
8966 (FUNCTION_VALUE): Delete.
8967 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8968 (arm_pcs): New enum.
8969 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8970 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8971 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8972 * arm-protos.h (arm_function_arg_advance): Add.
8973 (aapcs_libcall_value): Add.
8974 (arm_function_value): Delete.
8976 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8977 H.J. Lu <hongjiu.lu@intel.com>
8980 * config/i386/i386.c (standard_sse_mode_p): Remove.
8981 (standard_sse_constant_p): Return 2 for integer mode
8982 vector_all_ones_operand when SSE2 is enabled.
8983 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8984 (ix86_expand_vector_move): Do not check for negative values from
8985 standard_sse_constant_p.
8987 2009-08-06 Richard Guenther <rguenther@suse.de>
8989 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8990 array type comparisons frontend independent.
8991 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8992 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8993 out array reference lower bound and element size operands.
8994 (ao_ref_init_from_vn_reference): Properly compute the offset
8995 for ARRAY_RANGE_REF.
8996 (vn_reference_fold_indirect): Fill out array reference lower
8997 bound and element size operands.
8998 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8999 a non gimple valued reference operand which can happen for
9000 array reference lower bound or element size.
9001 (create_component_ref_by_pieces_1): Properly generate the
9002 element size operand for array references.
9004 2009-08-06 Richard Guenther <rguenther@suse.de>
9006 PR tree-optimization/40964
9007 * tree.c (iterative_hash_host_wide_int): Export.
9008 * tree.h (iterative_hash_host_wide_int): Declare.
9009 * tree-ssa-structalias.c (heapvar_map): New struct.
9010 (heapvar_map_eq): New function.
9011 (heapvar_map_hash): Likewise.
9012 (heapvar_lookup): Adjust.
9013 (heapvar_insert): Likewise.
9014 (make_constraint_from_heapvar): Allow multiple heap variables
9015 per decl at different offsets.
9016 (init_alias_heapvars): Adjust.
9018 2009-08-04 David Daney <ddaney@caviumnetworks.com>
9020 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
9021 * mips_output_sync_loop (mips_output_sync_loop): Only emit
9022 trailing sync if TARGET_SYNC_AFTER_SC.
9024 2009-08-05 David Daney <ddaney@caviumnetworks.com>
9026 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
9027 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
9028 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
9029 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
9030 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
9031 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
9032 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
9033 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
9034 test_and_set_12): Rewrite calls to mips_output_sync_loop.
9035 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
9036 the prototype declaration match the definition.
9037 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
9038 instructions explicitly. Add barrier_before and operands
9040 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
9041 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
9042 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
9043 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
9044 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
9045 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
9047 2009-08-05 Andrew Pinski <pinskia@gmail.com>
9049 * tree-ssa-alias.c: Fix intervals to use [) syntax.
9051 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
9052 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
9055 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
9058 2009-08-05 Jakub Jelinek <jakub@redhat.com>
9060 PR rtl-optimization/40924
9061 * dse.c (canon_address): Before calling cselib_expand_value_rtx
9062 make sure canon_rtx (mem_address) isn't simpler than
9063 canon_rtx (expanded_mem_address).
9065 2009-08-05 Li Feng <nemokingdom@gmail.com>
9067 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
9069 (build_scop_drs): Build alias set for each SCoP.
9071 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
9073 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
9074 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
9075 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
9076 (MIPS_ARCH_FLOAT_SPEC): Likewise.
9077 (BASE_DRIVER_SELF_SPECS): Likewise.
9079 2009-08-04 Andrew Pinski <pinskia@gmail.com>
9081 * tree-ssa-alias.c: Fix some comment typos.
9083 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
9085 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
9086 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
9088 2009-08-03 Janis Johnson <janis187@us.ibm.com>
9091 * simplify-rtx.c (simplify_binary_operation_1): Disable
9092 simplifications for decimal float operations.
9094 2009-08-03 Jakub Jelinek <jakub@redhat.com>
9097 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
9098 operand of INDIRECT_REF.
9100 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
9102 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
9103 constants referencing TLS symbols.
9105 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
9107 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
9108 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
9110 2009-08-03 Richard Guenther <rguenther@suse.de>
9112 * tree.c (make_vector_type): Build a main variant first,
9113 get the canonical one and then build the variant.
9114 * tree-ssa.c (useless_type_conversion_p_1): Handle
9116 (useless_type_conversion_p): Conversions to pointers to
9117 incomplete record types are useless.
9119 2009-08-03 Richard Guenther <rguenther@suse.de>
9121 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
9122 file will be created.
9123 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
9124 * toplev.c (compile_file): Adjust comment.
9126 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
9128 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
9129 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
9130 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9131 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9132 (sh_promote_function_mode): Fix typo.
9134 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
9136 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
9138 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9140 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
9141 declaration arguments.
9143 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
9145 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
9146 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
9147 (ix86_split_ashl): Ditto.
9148 (ix86_expand_vector_init_one_nonzero): Ditto.
9149 (ix86_expand_vector_set): Ditto.
9150 (ix86_expand_reduc_v4sf): Ditto.
9152 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
9154 * explow.c (promote_function_mode): Remove assert.
9155 * config/sh/sh.c (sh_promote_function_mode): Declare.
9157 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9159 * config/pa/pa.c (pa_promote_function_mode): Declare.
9160 Change to static. Fix promote_mode call.
9162 * gthr-dce.h (CONST_CAST2): Define if not defined.
9163 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
9165 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
9167 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
9169 * expr.c (store_constructor): Use promote_decl_mode. Remove
9170 now write-only variable unsignedp.
9171 (expand_expr_real_1): Use promote_decl_mode.
9172 * expr.h (promote_function_mode, promote_decl_mode): New.
9173 (promote_mode): Remove last argument.
9174 * function.c (assign_temp): Drop last argument of promote_mode.
9175 (assign_parm_find_data_types): Use promote_function_mode.
9176 (assign_parm_setup_reg): Likewise.
9177 (expand_function_end): Use promote_function_mode.
9178 * calls.c (initialize_argument_information): Use promote_function_mode.
9179 (precompute_arguments): Use promote_mode instead of checking if
9180 only PROMOTE_FUNCTION_MODE is defined.
9181 (expand_call): When making sibcall decisions, use promote_function_mode.
9182 Below, remove an if for targetm.calls.promote_function_return and
9183 and use promote_function_mode.
9184 (emit_library_call_value_1): Use promote_function_mode, fix bug
9185 where promote_mode was passed FOR_CALL == 0 for a return value in an
9187 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9188 * explow.c (promote_function_mode, promote_decl_mode): New.
9189 (promote_mode): Keep only the FOR_CALL == 0 case.
9190 * combine.c (setup_incoming_promotion): Remove test of
9191 promote_function_args. Use promote_function_mode.
9192 * stmt.c (expand_value_return): Use promote_decl_mode.
9193 (expand_decl): Use promote_decl_mode.
9195 * expr.c (store_constructor): Use promote_decl_mode. Remove
9196 now write-only variable unsignedp.
9197 (expand_expr_real_1): Use promote_decl_mode.
9198 * expr.h (promote_function_mode, promote_decl_mode): New.
9199 (promote_mode): Remove last argument.
9200 * function.c (assign_temp): Drop last argument of promote_mode.
9201 (assign_parm_find_data_types): Use promote_function_mode.
9202 (assign_parm_setup_reg): Likewise.
9203 (expand_function_end): Use promote_function_mode.
9204 * calls.c (initialize_argument_information): Use promote_function_mode.
9205 (precompute_arguments): Use promote_mode instead of checking if
9206 only PROMOTE_FUNCTION_MODE is defined.
9207 (expand_call): When making sibcall decisions, use promote_function_mode.
9208 Below, remove an if for targetm.calls.promote_function_return and
9209 and use promote_function_mode.
9210 (emit_library_call_value_1): Use promote_function_mode, fix bug
9211 where promote_mode was passed FOR_CALL == 0 for a return value in an
9213 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9214 * explow.c (promote_function_mode, promote_decl_mode): New.
9215 (promote_mode): Keep only the FOR_CALL == 0 case.
9216 * combine.c (setup_incoming_promotion): Remove test of
9217 promote_function_args. Use promote_function_mode.
9218 * stmt.c (expand_value_return): Use promote_decl_mode.
9219 (expand_decl): Use promote_decl_mode.
9221 * explow.c (promote_function_mode): Just call the target hook.
9222 * targhooks.c (default_promote_function_mode,
9223 default_promote_function_mode_always_promote): New.
9224 * targhooks.h (default_promote_function_mode,
9225 default_promote_function_mode_always_promote): Declare.
9226 * target.h (promote_function_args, promote_function_return): Remove.
9227 (promote_function_mode): New.
9228 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9229 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9230 (TARGET_PROMOTE_FUNCTION_MODE): New.
9231 (TARGET_CALLS): Adjust.
9232 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
9233 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
9235 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
9236 * config/s390/s390.c (s390_promote_function_mode): ... here,
9237 with pointer handling.
9238 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9239 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9241 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
9242 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
9243 with pointer handling.
9244 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9245 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9247 * config/sh/sh-protos.h (sh_promote_function_mode): New.
9248 * config/sh/sh.c (sh_promote_function_mode): New.
9249 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9250 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9252 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
9253 * config/cris/cris.c (cris_promote_function_mode): ... here.
9254 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9255 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9257 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
9258 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
9259 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9260 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9262 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
9263 * config/arm/arm.c (arm_promote_function_mode): ... here, without
9264 complex type handling.
9265 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9266 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9268 * config/pa/pa.c (pa_promote_function_mode): New.
9269 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9270 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9272 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
9273 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9274 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
9275 * config/xtensa/xtensa.c: Likewise.
9276 * config/stormy16/stormy16.c: Likewise.
9277 * config/iq2000/iq2000.c: Likewise.
9278 * config/rs6000/rs6000.c: Likewise.
9279 * config/picochip/picochip.c: Likewise.
9280 * config/arc/arc.c: Likewise.
9281 * config/mcore/mcore.c: Likewise.
9282 * config/score/score.c: Likewise.
9283 * config/mips/mips.c: Likewise.
9284 * config/bfin/bfin.c: Likewise.
9285 * config/ia64/ia64.c: Likewise (disabled though).
9287 * config/frv/frv.h: Remove pointless remark.
9289 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
9290 TARGET_PROMOTE_FUNCTION_ARGS,
9291 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
9292 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
9294 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
9296 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
9297 -floop-parallelize-all.
9298 * toplev.c (process_options): Rename flag_graphite_force_parallel to
9299 flag_loop_parallelize_all.
9300 * tree-ssa-loop.c (gate_graphite_transforms): Same.
9301 * graphite.c (graphite_transform_loops): Same.
9303 * graphite-poly.c (apply_poly_transforms): Same.
9305 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
9307 PR tree-optimization/40914
9308 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
9309 if set, then check the delta field of the PMF record.
9310 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
9311 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
9312 call is stored in the delta.
9314 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
9316 * config/mips/mips.md (*clear_upper32_dext): New pattern.
9318 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
9320 * config/i386/bsd.h (ASM_BYTE): New define.
9321 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
9322 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
9323 .byte. Use fputs or putc instead of fprintf where appropriate.
9324 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
9325 fputs or putc instead of fprintf where appropriate.
9326 * config/i386/i386elf.h: Ditto.
9327 * config/i386/sysv4.h: Ditto.
9329 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
9330 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
9331 (*tls_global_dynamic_64): Ditto.
9333 2009-07-31 Christian Bruel <christian.bruel@st.com>
9335 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9337 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9339 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9340 Remove dead code for MINUS.
9342 2009-07-31 Anthony Green <green@moxielogic.com>
9344 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9346 (moxie_expand_epilogue): Ditto for epilogue.
9347 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9349 (moxie_function_arg): Ditto.
9350 (moxie_pass_by_reference): Ditto.
9351 (moxie_arg_partial_bytes): Ditto.
9352 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9353 (FUNCTION_ARG_ADVANCE) Ditto.
9354 (REG_PARM_STACK_SPACE) Ditto.
9355 (FUNCTION_ARG_REGNO_P) Dito.
9357 * config.gcc: Add moxie linux config support.
9358 * gcc/config/moxie/uclinux.h: New file.
9360 2009-07-31 DJ Delorie <dj@redhat.com>
9362 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9363 (UNSPECV_SP_SWITCH_E): New.
9364 (sp_switch_1): Change to an unspec.
9365 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9367 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9368 reference the new stack's address
9370 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9372 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9373 graphite-clast-to-gimple.o, graphite-dependences.o,
9374 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9375 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9376 (graphite-blocking.o,
9377 graphite-clast-to-gimple.o, graphite-dependences.o,
9378 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9379 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9380 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9381 * cfgloop.h (struct loop): Add can_be_parallel field.
9382 * common.opt (fgraphite-identity): Moved up.
9383 (fgraphite-force-parallel): New flag.
9384 * graphite.c: Rewrite.
9385 * graphite.h: Rewrite.
9386 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9388 * toplev.c (graphite_out_file): New file descriptor.
9389 (graphite_in_file): New.
9390 (process_options): flag_graphite_force_parallel cannot be used without
9392 * tree-ssa-loop.c: Include toplev.h.
9393 (gate_graphite_transforms): Enable flag_graphite for
9394 flag_graphite_force_parallel.
9396 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9398 * ChangeLog.graphite: New.
9399 * graphite-blocking.c: New.
9400 * graphite-clast-to-gimple.c: New.
9401 * graphite-clast-to-gimple.h: New.
9402 * graphite-dependences.c: New.
9403 * graphite-dependences.h: New.
9404 * graphite-interchange.c: New.
9405 * graphite-poly.c: New.
9406 * graphite-poly.h: New.
9407 * graphite-ppl.c: New.
9408 * graphite-ppl.h: New.
9409 * graphite-scop-detection.c: New.
9410 * graphite-scop-detection.h: New.
9411 * graphite-sese-to-poly.c: New.
9412 * graphite-sese-to-poly.h: New.
9416 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9418 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9419 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9421 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9423 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9424 (scev_is_linear_expression): Return false if the evolution is not
9425 affine multivariate.
9427 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9429 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9430 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9432 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9434 * tree-data-ref.c (debug_data_references): New.
9435 (debug_data_reference): New.
9436 * tree-data-ref.h (debug_data_references): Declared.
9437 (debug_data_reference): Declared.
9439 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9441 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9442 * tree-data-ref.h (scop_p): Removed.
9443 (struct data_reference): Remove field scop.
9445 (stmt_simple_memref_p): Removed.
9447 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9449 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9450 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9453 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9455 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9457 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9459 * doc/invoke.texi (-fgraphite-identity): Documented.
9461 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9463 * tree-scalar-evolution.c: Fix comment.
9464 (instantiate_scev_1): Return unknow from scev instantiation if the
9465 result is not above instantiate_below.
9467 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9469 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9470 static anymore. Instantiate the symbols that may have been introduced
9472 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9475 2009-07-30 DJ Delorie <dj@redhat.com>
9477 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9478 .vliw directive to VLIW sections.
9480 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9482 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9484 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9485 (AUTOHEADER): New variable.
9486 ($(srcdir)/cstamp-h.in): Use it.
9488 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9489 Pat Haugen <pthaugen@us.ibm.com>
9490 Revital Eres <ERES@il.ibm.com>
9492 * config/rs6000/vector.md (VEC_F): Add VSX support.
9496 (vector_load_<mode>): Ditto.
9497 (vector_store_<mode>): Ditto.
9498 (vector GPR move split): Ditto.
9499 (vec_reload_and_plus_<mptrsize>): Ditto.
9500 (vec_reload_and_reg_<mptrsize>): Ditto.
9501 (add<mode>3): Ditto.
9502 (sub<mode>3): Ditto.
9503 (mul<mode>3): Ditto.
9504 (neg<mode>2): Ditto.
9505 (abs<mode>2): Ditto.
9506 (smin<mode>3): Ditto.
9507 (smax<mode>3): Ditto.
9508 (vector_eq<mode>): Ditto.
9509 (vector_gt<mode>): Ditto.
9510 (vector_ge<mode>): Ditto.
9511 (vector_gtu<mode>): Ditto.
9512 (vector_select_<mode>_uns): Ditto.
9513 (vector_eq_<mode>_p): Ditto.
9514 (vector_gt_<mode>_p): Ditto.
9515 (vector_ge_<mode>_p): Ditto.
9516 (vector_gtu_<mode>_p): Ditto.
9517 (cr6_test_for_zero): Ditto.
9518 (cr6_test_for_zero_reverse): Ditto.
9519 (cr6_test_for_lt): Ditto.
9520 (cr6_test_for_lt_reverse): Ditto.
9521 (xor<mode>3): Ditto.
9522 (ior<mode>3): Ditto.
9523 (and<mode>3): Ditto.
9524 (one_cmpl<mode>2): Ditto.
9525 (nor<mode>2): Ditto.
9526 (andc<mode>2): Ditto.
9527 (float<VEC_int<mode>2): Ditto.
9528 (unsigned_float<VEC_int><mode>2): Ditto.
9529 (fix_trunc<mode><VEC_int>2): Ditto.
9530 (fixuns_trunc<mode><VEC_int>2): Ditto.
9532 (vec_set<mode>): Ditto.
9533 (vec_extract<mode>): Ditto.
9534 (vec_interleave_highv4sf): Ditto.
9535 (vec_interleave_lowv4sf): Ditto.
9536 (vec_realign_load_<mode>): Ditto.
9537 (vec_shl_<mode>): Ditto.
9538 (vec_shr_<mode>): Ditto.
9539 (div<mode>3): New patterns for VSX.
9540 (vec_interleave_highv2df): Ditto.
9541 (vec_interleave_lowv2df): Ditto.
9542 (vec_pack_trunc_v2df): Ditto.
9543 (vec_pack_sfix_trunc_v2df): Ditto.
9544 (vec_pack_ufix_trunc_v2df): Ditto.
9545 (vec_unpacks_hi_v4sf): Ditto.
9546 (vec_unpacks_lo_v4sf): Ditto.
9547 (vec_unpacks_float_hi_v4si): Ditto.
9548 (vec_unpacks_float_lo_v4si): Ditto.
9549 (vec_unpacku_float_hi_v4si): Ditto.
9550 (vec_unpacku_float_lo_v4si): Ditto.
9551 (movmisalign<mode>): Ditto.
9552 (vector_ceil<mode>2): New patterns for vectorizing math library.
9553 (vector_floor<mode>2): Ditto.
9554 (vector_btrunc<mode>2): Ditto.
9555 (vector_copysign<mode>3): Ditto.
9557 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9558 predicate for setting the high bit in each word, used for copysign.
9560 * config/rs6000/ppc-asm.h (f19): Whitespace.
9561 (f32-f63): Define if VSX.
9562 (v0-v31): Define if Altivec.
9563 (vs0-vs63): Define if VSX.
9565 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9567 * config/rs6000/power7.md: New file, provide tuning parameters for
9570 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9571 (rs6000_cpu_cpp_builtins): Ditto.
9572 (altivec_overloaded_builtins): Ditto.
9573 (altivec_resolve_overloaded_builtin): Ditto.
9575 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9576 debug switch to disable vectorizing simple math builtin
9579 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9580 Vectorize simple math builtin functions.
9581 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9582 hook to vectorize math builtins.
9583 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9584 (rs6000_builtin_conversion): Add VSX/power7 support.
9585 (rs6000_builtin_vec_perm): Ditto.
9586 (vsplits_constant): Add support for loading up a vector constant
9587 with just the high bit set in each part.
9588 (rs6000_expand_vector_init): Add VSX/power7 support.
9589 (rs6000_expand_vector_set): Ditto.
9590 (rs6000_expand_vector_extract): Ditto.
9591 (rs6000_emit_move): Ditto.
9592 (bdesc_3arg): Ditto.
9593 (bdesc_2arg): Ditto.
9594 (bdesc_1arg): Ditto.
9595 (rs6000_expand_ternop_builtin): Ditto.
9596 (altivec_expand_builtin): Ditto.
9597 (rs6000_expand_unop_builtin): Ditto.
9598 (rs6000_init_builtins): Ditto.
9599 (altivec_init_builtins): Ditto.
9600 (builtin_function_type): Ditto.
9601 (rs6000_common_init_builtins): Ditto.
9602 (rs6000_handle_altivec_attribute); Ditto.
9603 (rs6000_mangle_type): Ditto.
9604 (rs6000_vector_mode_supported_p): Ditto.
9605 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9608 * config/rs6000/vsx.md: New file for VSX support.
9610 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9611 identifing values with just the most significant bit set.
9612 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9613 vectorized builtins.
9615 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9616 (UNSPEC_VRFIM): Delete.
9617 (splitter for loading up vector with most significant bit): New
9618 splitter for vectorizing copysign.
9619 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9620 vectorizing simple math functions.
9621 (altivec_vrfip): Add support for vectorizing simple math functions.
9622 (altivec_vrfim): Ditto.
9623 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9625 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9626 (power7.md, vsx.md): Include for power7 support.
9627 (copysigndf3): Use VSX instructions if -mvsx.
9628 (negdf2_fpr): Ditto.
9629 (absdf2_fpr): Ditto.
9630 (nabsdf2_fpr): Ditto.
9631 (adddf3_fpr): Ditto.
9632 (subdf3_fpr): Ditto.
9633 (muldf3_fpr): Ditto.
9634 (divdf3_fpr): Ditto.
9635 (fix_truncdfdi2_fpr): Ditto.
9636 (cmpdf_internal1): Ditto.
9637 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9638 (btruncdf2, btruncdf2_fpr): Ditto.
9639 (ceildf2, ceildf2_fpr): Ditto.
9640 (floordf2, floordf2_fpr): Ditto.
9641 (floatdidf2, floatdidf2_fpr): Ditto.
9642 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9643 (fmsubdf4_fpr): Ditto.
9644 (fnmadddf4_fpr_1): Ditto.
9645 (fnmadddf4_fpr_2): Ditto.
9646 (fnmsubdf4_fpr_1): Ditto.
9647 (fnmsubdf4_fpr_2): Ditto.
9648 (fixuns_truncdfdi2): Add expander for VSX support.
9649 (fix_truncdfdi2): Ditto.
9650 (fix_truncdfsi2): Ditto.
9652 (btruncsf2): Whitespace.
9653 (movdf_hardfloat32): Add support for VSX registers.
9654 (movdf_softfloat32): Ditto.
9655 (movdf_hardfloat64): Ditto.
9656 (movdf_hardfloat64_mfpgpr): Ditto.
9657 (movdf_softfloat64): Ditto.
9658 (movti splitters): Add check for vector registers supporting
9659 TImode in the future.
9660 (bpermd): Add power7 bpermd instruction.
9662 * config/rs6000/altivec.h (vec_div): Define if VSX.
9666 (vec_nearbyint): Ditto.
9669 (all predicates): Use the generic builtin function, and not the V4SF
9670 specific function so that the predicates will work with VSX's V2DF.
9674 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9675 Document new VSX functions and types.
9677 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9680 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9681 "wa", and "j" constraints. Modify "v" to talk about Altivec
9682 instead of just vector.
9684 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9687 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9688 location for phi arguments.
9689 (rewrite_update_phi_arguments): Find locations for reaching defs.
9690 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9691 Add location to add_phi_arg calls.
9692 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9693 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9694 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9695 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9696 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9697 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9698 * tree-phinodes.c (make_phi_node): Initialize location.
9699 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9700 (add_phi_arg): Add location parameter.
9701 (remove_phi_arg_num): Move location when moving phi argument.
9702 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9704 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9705 slpeel_update_phi_nodes_for_guard1,
9706 slpeel_update_phi_nodes_for_guard2,
9707 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9708 vect_loop_versioning): Set locations.
9709 * tree-parloops.c (create_phi_for_local_result,
9710 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9711 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9712 * tree-vect-loop.c (get_initial_def_for_induction,
9713 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9715 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9716 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9717 (gimple_phi_arg_set_location): New. Set locus.
9718 (gimple_phi_arg_has_location): New. Check for locus.
9719 (redirect_edge_var_map_location): New. Return locus from var_map.
9720 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9721 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9722 combining PHI arguments.
9723 (cond_store_replacement): Set location.
9724 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9725 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9726 scop_add_exit_phis_edge): Add locations.
9727 * tree-cfgcleanup.c (remove_forwarder_block,
9728 remove_forwarder_block_with_phi): Add locations.
9729 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9730 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9732 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9733 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9734 flush_pending_stmts): Add source location.
9735 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9736 stack to preserve locations.
9737 * tree-vect-stmts.c (vectorizable_load): Add location.
9738 * tree-inline.c (copy_phis_for_bb): Copy locus.
9739 (setup_one_parameter): Add call locus to inlined parameter stmts.
9740 (initialize_inlined_parameters): Pass in call location as parameter
9742 (tree_function_versioning): Pass location to setup_one_parameter.
9743 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9744 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9745 copy and edge lists.
9746 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9747 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9748 locus parameter and override the stmt default if provided.
9749 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9750 elim_graph_add_edge, elim_graph_remove_succ_edge,
9751 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9752 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9753 eliminate_phi): Add locus info in elimination graph for each edge and
9755 (insert_backedge_copies): Copy locus if present.
9756 * tree-flow.h (struct _edge_var_map): Add locus field.
9757 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9758 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9759 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9761 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9763 2009-07-30 Martin Jambor <mjambor@suse.cz>
9765 PR tree-optimization/40570
9766 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9769 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9771 * ssa-loop-manip.c: Include langhooks.h.
9772 (rewrite_phi_with_iv): New.
9773 (rewrite_all_phi_nodes_with_iv): New.
9774 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9775 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9776 * tree-parloops.c (loop_parallel_p): Move out all conditions
9777 except dependency check.
9778 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9779 (gen_parallel_loop): Call canonicalize_loop_ivs without
9780 reduction_list argument.
9781 (build_new_reduction): New.
9782 (gather_scalar_reductions): New.
9783 (try_get_loop_niter): New.
9784 (try_create_reduction_list): New.
9785 (parallleize_loops): Change the parallel conditions check.
9786 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9787 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9789 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9791 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9793 * doc/options.texi (Option properties): Mention new quoting syntax.
9795 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9797 * config/alpha/alpha.c (alpha_start_function):
9798 Handle VMS_DEBUG_MAIN_POINTER
9799 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9800 * doc/invoke.texi: Document -mdebug-main switch.
9802 2009-07-29 Richard Henderson <rth@redhat.com>
9804 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9805 (cgraph_create_edge_including_clones): Likewise.
9806 * tree-inline.c (copy_bb): Operate on the correct edges
9807 when updating the callgraph.
9809 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9811 * config/alpha/vms-cc.c: Deleted.
9812 * config/alpha/vms-ld.c: Deleted.
9813 * config/alpha/t-vms64: Moved to config/vms
9814 * config/alpha/vms-crt0-64.c: Moved to config/vms
9815 * config/alpha/vms-crt0.c: Moved to config/vms
9816 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9817 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9818 * config/alpha/xm-vms.h: Moved to config/vms
9819 * config/alpha/x-vms: Moved to config/vms
9820 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9822 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9823 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9825 * config/vms/t-vms64: Moved here from config/alpha
9826 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9827 (argc,argv,envp): Enforce 32bit malloc'ing.
9828 * config/vms/vms-psxcrt0-64.c: Likewise.
9829 * config/vms/vms-crt0.c: Moved here from config/alpha.
9830 * config/vms/vms-psxcrt0.c: Likewise.
9831 * config/vms/vms-crtl-64.h: New file.
9832 * config/vms/vms-crtl.h: New file.
9833 * config/vms/vms.opt: New file.
9834 * config/vms/xm-vms64.h: New file.
9835 * config/vms/xm-vms.h: Moved here from config/alpha.
9836 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9838 * config/vms/x-vms: Moved here from config/alpha.
9839 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9840 (vms-ld.o, vms-cc.o): Removed.
9841 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9843 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9845 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9846 correct stack (obvious VMS fix).
9848 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9850 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9851 date, version info if VMS_DEBUGGING_INFO defined.
9852 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9853 size, date calculating code moved here.
9855 2009-07-29 Paul Brook <paul@codesourcery.com>
9857 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9860 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9863 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9864 to DImode when generating insq_le insn.
9866 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9868 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9869 New macro set for VMS_DEBUGGGING_INFO.
9870 (AT_string_form): Use it.
9872 2009-07-28 DJ Delorie <dj@redhat.com>
9874 * config/mep/mep.c (vtext_section): New.
9875 (vftext_section): New.
9876 (ftext_section): New.
9877 (mep_select_section): Add support for functions.
9878 (mep_unique_section): Likewise.
9879 (mep_asm_init_sections): Likewise.
9880 (mep_encode_section_info): Remove it from here.
9882 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9884 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9886 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9887 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9889 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9891 * dwarf2out.c (output_file_names): Test new macro
9892 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9893 (add_comp_dir_attribute): Likewise.
9895 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9897 * config/i386/mingw-w64.h (LINK_SPEC): Add
9898 separating space between commands.
9900 2009-07-28 Jan Hubicka <jh@suse.cz>
9902 PR tree-optimization/40759
9903 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9906 2009-07-27 DJ Delorie <dj@redhat.com>
9908 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9909 types are dword-aligned.
9910 (mep_expand_va_start): Likewise.
9912 2009-07-27 Olivier Hainque <hainque@adacore.com>
9913 Douglas B Rupp <rupp@gnat.com>
9915 * convert.c (convert_to_pointer): Don't assume the target
9916 pointer type is POINTER_SIZE long. Fetch its precision instead.
9918 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9920 * system.h (fopen): Undefine if macro.
9922 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9924 * dwarf2out.c (output_cfi_p): Removed.
9925 (output_cfis): New function.
9926 (output_fde): New function, split from output_call_frame_info.
9927 (output_call_frame_info): Use it.
9928 (dwarf2out_switch_text_section): Use output_cfis.
9930 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9932 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9933 TARGET_BI_ARCH is specified without enabling SJLJ.
9934 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9935 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9937 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9939 * arm.md (negdi2): Use DImode if forcing a value into a register.
9941 2009-07-26 Ira Rosen <irar@il.ibm.com>
9943 PR tree-optimization/40801
9944 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9945 of vector operand from the previous copy of vector statement.
9946 Pass the correct definition type value to
9947 vect_get_vec_def_for_stmt_copy().
9949 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9951 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9952 const char ** conversion.
9954 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9956 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9957 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9958 (gcc_unreachable): Invoke __builtin_unreachable() if
9959 !ENABLE_ASSERT_CHECKING.
9961 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9963 PR rtl-optimization/40445
9964 * emit-rtl.c (next_nonnote_insn_bb): New function.
9965 * rtl.h (next_nonnote_insn_bb): Declare new function.
9966 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9967 with no successors that is the successor of the ENTRY_BLOCK.
9968 Continue from the top after removing an empty fallthrough block.
9969 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9970 of next_nonnote_insn.
9972 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9974 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9976 2009-07-25 Martin Jambor <mjambor@suse.cz>
9978 * c-common.c (c_common_attribute_table): New element for noclone.
9979 (handle_noclone_attribute): New function. Forward-declare.
9980 * tree-inline.c (tree_versionable_function_p): Check for noclone
9982 * doc/extend.texi (Labels as Values): Document need for noclone.
9983 (Function Attributes): Document noclone attribute.
9985 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9987 PR rtl-optimization/34999
9988 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9989 and dw_fde_switched_cold_to_hot fields.
9990 (output_cfi_p): New function.
9991 (output_call_frame_info): If fde->dw_fde_switched_sections,
9992 output 2 FDEs instead of one with corrupted header.
9993 (dwarf2out_do_cfi_startproc): New function.
9994 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9995 and fde->dw_fde_switched_cold_to_hot.
9996 (dwarf2out_switch_text_section): Compute
9997 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9998 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9999 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
10000 Otherwise, compute fde->dw_fde_switch_cfi.
10002 2009-07-24 Cary Coutant <ccoutant@google.com>
10004 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
10006 2009-07-24 Cary Coutant <ccoutant@google.com>
10008 * cfghooks.c (split_block): Copy discriminator to new block.
10009 * tree-cfg.c (assign_discriminator): Check location of last
10010 instruction in block as well as first.
10012 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
10014 * config/i386/linux.c: Use fputs or putc instead of fprintf
10016 * config/i386/gas.h: Ditto.
10017 * config/i386/x86-64.h: Ditto.
10018 * config/i386/att.h: Ditto.
10020 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10022 * expmed.c (emit_store_flag): Use a recursive call to optimize the
10025 2009-07-24 Martin Jambor <mjambor@suse.cz>
10027 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
10028 (ipa_push_func_to_list_1): Declare.
10029 (ipa_push_func_to_list): New function.
10031 * ipa-prop.c (ipa_push_func_to_list_1): New function.
10032 (ipa_init_func_list): Call ipa_push_func_to_list_1.
10033 (ipa_push_func_to_list): Removed.
10034 (ipa_pop_func_from_list): Clear node_enqueued flag.
10036 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
10038 * config/s390/s390.c (override_options): Default
10039 max-unrolled-insns to 100 for z10 tuning.
10041 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
10043 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
10044 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
10045 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
10046 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
10047 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
10048 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
10049 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
10051 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
10053 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
10054 use default set in mingw32.h header.
10055 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
10056 64-bit /mingw/include path.
10057 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
10060 2009-07-23 Neil Vachharajani <nvachhar@google.com>
10062 PR rtl-optimization/40209
10063 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
10065 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10067 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
10068 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
10069 with the rest of string where appropriate. Use fputs or putc
10070 instead of fprintf where appropriate.
10072 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
10073 Pat Haugen <pthaugen@us.ibm.com>
10074 Revital Eres <ERES@il.ibm.com>
10076 * config/rs6000/vector.md: New file. Move most of the vector
10077 expander support here from altivec.md to allow for the VSX vector
10078 unit in the future. Add support for secondary_reload patterns.
10079 Rewrite the patterns for vector comparison, and vector comparison
10080 predicate instructions so that the RTL expresses the desired
10081 behavior, instead of using unspec.
10083 * config/rs6000/constraints.md ("f" constraint): Use
10084 rs6000_constraints to hold the precalculated register class.
10085 ("d" constraint): Ditto.
10086 ("wd" constraint): New constraint for VSX.
10087 ("wf" constraint): Ditto.
10088 ("ws" constraint): Ditto.
10089 ("wa" constraint): Ditto.
10090 ("wZ" constraint): Ditto.
10091 ("j" constraint): Ditto.
10093 * config/rs6000/predicates.md (vsx_register_operand): New
10095 (vfloat_operand): New predicate for vector.md.
10096 (vint_operand): Ditto.
10097 (vlogical_operand): Ditto.
10098 (easy_fp_constant): If VSX, 0.0 is an easy constant.
10099 (easy_vector_constant): Add VSX support.
10100 (altivec_indexed_or_indirect_operand): New predicate for
10101 recognizing Altivec style memory references with AND -16.
10103 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
10104 for vector secondary reload support.
10105 (rs6000_vector_reg_class): Delete, replacing it with
10106 rs6000_constraints.
10107 (rs6000_vsx_reg_class): Ditto.
10108 (rs6000_constraints): New array to hold the register classes of
10109 each of the register constraints that can vary at runtime.
10110 (builtin_mode_to_type): New static array for builtin function type
10112 (builtin_hash_table): New static hash table for builtin function
10114 (TARGET_SECONDARY_RELOAD): Define target hook.
10115 (TARGET_IRA_COVER_CLASSES): Ditto.
10116 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
10117 registers are 128 bits if VSX memory reference instructions are used.
10118 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
10119 unit is being used.
10120 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
10121 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
10122 Print several of the scheduling related parameters.
10123 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
10124 rs6000_constraints instead of rs6000_vector_reg_class. Move
10125 -mdebug=reg code to rs6000_debug_reg_global. Add support for
10126 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
10127 Altivec. Add VSX support. Setup for secondary reload support on
10128 Altivec/VSX registers.
10129 (rs6000_override_options): Make power7 set the scheduling groups
10130 like the power5. Add support for new debug switches to override
10131 the scheduling defaults. Temporarily disable -mcpu=power7 from
10132 setting -mvsx. Add support for debug switches -malways-hint,
10133 -msched-groups, and -malign-branch-targets.
10134 (rs6000_buitlin_conversion): Add support for returning unsigned
10135 vector conversion functions to fix regressions due to stricter
10137 (rs6000_builtin_mul_widen_even): Ditto.
10138 (rs6000_builtin_mul_widen_odd): Ditto.
10139 (rs6000_builtin_vec_perm): Ditto.
10140 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
10141 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
10142 to zero a register.
10143 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
10144 generated upstream.
10145 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
10146 VSX types for bit operations. Changes to accomidate vector.md.
10147 (bdesc_2arg): Ditto.
10148 (bdesc_1arg): Ditto.
10149 (struct builtin_description_predicates): Rewrite predicate
10150 handling so that RTL describes the operation, instead of passing
10151 the instruction to be used as a string argument.
10152 (bdesc_altivec_preds): Ditto.
10153 (altivec_expand_predicate_builtin): Ditto.
10154 (altivec_expand_builtin): Ditto.
10155 (rs6000_expand_ternop_builtin): Use a switch instead of an if
10156 statement for vsldoi support.
10157 (altivec_expand_ld_builtin): Change to use new names from vector.md.
10158 (altivec_expand_st_builtin): Ditto.
10159 (paired_expand_builtin): Whitespace changes.
10160 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
10161 builtin_mode_to_type table for secondary reload. Call
10162 builtin_function_type to build random builtin functions.
10163 (altivec_init_builtins): Change to use builtin_function_type to
10164 create builtin function types dynamically as we need them.
10165 (builtin_hash_function): New support for hashing the tree types
10166 for builtin function as we need it, rather than trying to build
10167 all of the trees that we need. Add initial preliminary VSX support.
10168 (builtin_function_type): Ditto.
10169 (builtin_function_eq): Ditto.
10170 (builtin_hash_struct): Ditto.
10171 (rs6000_init_builtins): Ditto.
10172 (rs6000_common_init_builtins): Ditto.
10173 (altivec_init_builtins): Ditto.
10174 (rs6000_common_init_builtins): Ditto.
10175 (enum reload_reg_type): New enum for simplifing reg classes.
10176 (rs6000_reload_register_type): Simplify register classes into GPR,
10177 Vector, and other registers. Altivec and VSX addresses in reload.
10178 (rs6000_secondary_reload_inner): Ditto.
10179 (rs6000_ira_cover_classes): New target hook, that returns the
10180 appropriate cover classes, based on -mvsx being used or not.
10181 (rs6000_secondary_reload_class): Add VSX support.
10182 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
10183 (get_vsel_insn): Ditto.
10184 (rs6000_emit_vector_compare): Rewrite vector conditional support
10185 so that where we can, we use RTL operators, instead of blindly use
10187 (rs6000_emit_vector_select): Ditto.
10188 (rs6000_emit_vector_cond_expr): Ditto.
10189 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
10190 (create_TOC_reference): Add -mdebug=addr support.
10191 (emit_frame_save): VSX loads/stores need register indexed addressing.
10193 * config/rs6000/rs6000.md: Include vector.md.
10195 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
10197 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10198 support for V2DI, V2DF in logical, permute, select operations.
10200 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
10201 switch for vsx/power7.
10202 (-mvsx-scalar-memory): Ditto.
10203 (-mvsx-align-128): Ditto.
10204 (-mallow-movmisalign): Ditto.
10205 (-mallow-df-permute): Ditto.
10206 (-msched-groups): Ditto.
10207 (-malways-hint): Ditto.
10208 (-malign-branch-targets): Ditto.
10210 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
10212 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
10213 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
10214 (rs6000_vector_reg_class): Delete.
10215 (rs6000_vsx_reg_class): Ditto.
10216 (enum rs6000_reg_class_enum): New enum for the constraints that
10217 vary based on target switches.
10218 (rs6000_constraints): New array to hold the register class for all
10219 of the register constraints that vary based on the switches used.
10220 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
10221 (enum rs6000_builtins): Add unsigned varients for the builtin
10222 declarations returned by target hooks for expanding multiplies,
10223 select, and permute operations. Add VSX builtins.
10224 (enum rs6000_builtin_type_index): Add entries for VSX.
10225 (V2DI_type_node): Ditto.
10226 (V2DF_type_node): Ditto.
10227 (unsigned_V2DI_type_node): Ditto.
10228 (bool_long_type_node): Ditto.
10229 (intDI_type_internal_node): Ditto.
10230 (uintDI_type_internal_node): Ditto.
10231 (double_type_internal_node): Ditto.
10233 * config/rs6000/altivec.md (whole file): Move all expanders to
10234 vector.md from altivec.md. Rename insn matching functions to be
10236 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
10237 (altivec_vcmp*): Ditto.
10238 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
10239 (VM): New iterator for moves that includes the VSX types.
10240 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
10241 (altivec_vperm_<mode>_uns): New, for unsigned types.
10242 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
10243 (altivec_eq<mode>): Ditto.
10244 (altivec_gt<mode>): Ditto.
10245 (altivec_gtu<mode>): Ditto.
10246 (altivec_eqv4sf): Ditto.
10247 (altivec_gev4sf): Ditto.
10248 (altivec_gtv4sf): Ditto.
10249 (altivec_vcmpbfp_p): Ditto.
10251 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
10253 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
10256 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10259 * config/i386/i386.c (output_387_ffreep): Rewrite to use
10260 ASM_SHORT instead of .word.
10261 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
10262 instead of .word in asm template.
10264 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
10267 * ira-lives.c (bb_has_abnormal_call_pred): New function.
10268 (process_bb_node_lives): Use it.
10270 * ira.c (setup_cover_and_important_classes): Don't setup
10271 ira_important_class_nums. Add cover classes to the end of
10273 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
10275 (find_reg_class_closure): Use reorder_important_classes.
10277 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
10279 * config/i386/i386.c (i386_ira_cover_classes): New function.
10280 (TARGET_IRA_COVER_CLASSES): Redefine.
10282 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
10283 importance of order of cover classes in the array.
10285 2009-07-22 Diego Novillo <dnovillo@google.com>
10287 * tree-pass.h (TDF_EH): Define.
10288 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
10289 contains TDF_EH, print the EH region number holding GS.
10290 * tree-dump.c (dump_options): Add "eh".
10291 * doc/invoke.texi: Document it.
10293 2009-07-22 Doug Kwan <dougkwan@google.com>
10295 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
10297 2009-07-22 Michael Matz <matz@suse.de>
10299 PR tree-optimization/35229
10300 PR tree-optimization/39300
10302 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
10303 (inhibit_phi_insertion): New function.
10304 (insert_into_preds_of_block): Call it for REFERENCEs.
10305 (init_pre): Initialize and finalize scalar evolutions.
10306 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
10308 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
10310 * config/i386/predicates.md (zero_extended_scalar_load_operand):
10311 Use CONST_VECTOR_NUNITS to determine number of elements.
10313 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
10315 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
10316 (U, W): Constraints are now deprecated and will be removed if we
10317 run out of letters.
10318 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
10320 ("prefetch"): Add the stcmh instruction for prefetching.
10321 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
10323 (s390_short_displacement): Return always true if compiling for
10324 machines not providing the long displacement facility.
10325 (s390_mem_constraint): Support the new constraint letter Z.
10326 (s390_check_qrst_address): New function.
10328 2009-07-21 DJ Delorie <dj@redhat.com>
10330 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
10333 2009-07-21 Jason Merrill <jason@redhat.com>
10335 * c-common.c (max_tinst_depth): Increase default to 1024.
10337 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10339 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10340 (vec_unpacku_float_lo_v4si): Ditto.
10342 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10345 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10346 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10347 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10348 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10350 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10352 PR tree-optimization/40813
10353 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10356 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10358 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10359 with a NOP_EXPR if needed.
10361 2009-07-21 Paul Brook <paul@codesourcery.com>
10363 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10364 Terminate debug dump with newline.
10366 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10368 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10369 Cast "1" to unsigned HOST_WIDE_INT.
10370 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10371 deposit length to the maximum length - lsb. Extend length if
10372 HOST_BITS_PER_WIDE_INT is 32.
10374 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10376 * cgraph.h (constant_pool_htab): New function.
10377 (constant_descriptor_tree): Move from varasm.c.
10378 * varasm.c (constant_pool_htab): New function.
10379 (constant_descriptor_tree): Move to cgraph.h.
10381 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10383 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10385 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10387 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10390 2009-07-20 Xinliang David Li <davidxl@google.com>
10392 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10394 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10396 * config/mips/mips.md (move_type): Add arith.
10397 (type): Handle arith.
10398 (zero_extendsidi2): Rename this into ...
10399 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10400 (zero_extendsidi2): New expander.
10401 (*zero_extendsidi2_dext): New pattern.
10403 2009-07-20 Nick Clifton <nickc@redhat.com>
10405 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10406 to set MIPS_ABI_DEFAULT.
10407 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10409 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10411 * tree-object-size.c (addr_object_size): Handle unions with
10412 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10414 PR tree-optimization/40792
10415 * tree.c (build_function_type_skip_args): Remove bogus assert.
10417 2009-07-20 Jan Hubicka <jh@suse.cz>
10418 Martin Jambor <mjambor@suse.cz>
10420 * cgraph.h (combined_args_to_skip): New field.
10421 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10422 combined_args_to_skip and args_to_skip.
10423 * tree-inline.c (update_clone_info): New function.
10424 (tree_function_versioning): Call update_clone_info.
10425 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
10427 (cgraph_materialize_all_clones): More extensive dumping, working
10428 with combined_args_to_skip rather than args_to_skip.
10430 2009-07-20 Ira Rosen <irar@il.ibm.com>
10432 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10433 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10434 (get_initial_def_for_reduction): Likewise.
10435 (vectorizable_reduction): Skip the check of first operand in case
10436 of COND_EXPR. Add check that it is outer loop vectorization if
10437 nested cycle was detected. Call vectorizable_condition() for
10438 COND_EXPR. If reduction epilogue cannot be created do not fail for
10439 nested cycles (if it is not double reduction). Assert that there
10440 is only one type in the loop in case of COND_EXPR. Call
10441 vectorizable_condition() to vectorize COND_EXPR.
10442 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10443 Add parameters. Allow nested cycles if called from
10444 vectorizable_reduction(). Use reduction vector variable if provided.
10445 (vect_analyze_stmt): Call vectorizable_reduction() before
10446 vectorizable_condition().
10447 (vect_transform_stmt): Update call to vectorizable_condition().
10449 2009-07-20 Christian Bruel <christian.bruel@st.com>
10451 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10452 * doc/invoke.texi (-mfmovd): Likewise.
10453 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10455 2009-07-20 Jan Hubicka <jh@suse.cz>
10457 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10458 when handling SSA name.
10460 2009-07-19 Jan Hubicka <jh@suse.cz>
10462 PR tree-optimization/40676
10463 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10464 virtual PHIs in empty BBs.
10466 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10468 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10469 re-expanded the compound use gen_lowpart instead to convert to the
10472 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10474 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10475 OUTER_CONST arguments.
10476 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10477 the new wider mode will be masked off.
10478 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10480 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10482 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10483 high-order bits are zero.
10485 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10487 * combine.c (simplify_shift_const_1): Split code to determine
10488 shift_mode into ...
10489 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10490 new bits shifted in are identical to the old sign bit.
10492 2009-07-18 Richard Guenther <rguenther@suse.de>
10495 * gimplify.c (gimplify_call_expr): Reject code using results from
10496 functions returning void.
10498 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10500 * doc/md.texi: Document the new PowerPC "es" constraint.
10501 Document that "m" can include automodified addresses on this target,
10502 and explain how %U must be used. Extend the "Q" and "Z" documentation
10503 to suggest "es" as well as "m".
10504 * config/rs6000/constraints.md (es): New memory constraint.
10505 (Q, Z): Update strings to match new documentation.
10507 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10509 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10510 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10511 * config/rs6000/predicates.md (volatile_mem_operand): Use
10512 offsettable_nonstrict_memref_p.
10513 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10514 (*floatunssidf2_internal): Likewise.
10515 (*fix_truncdfsi2_internal): Likewise.
10516 (*fix_trunctfsi2_internal): Likewise.
10518 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10520 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10521 atmega32u2 devices.
10522 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10524 2009-07-17 Richard Guenther <rguenther@suse.de>
10527 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10528 (pass_warn_unused_result): Likewise.
10529 (TODO_set_props): Remove.
10530 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10532 (pass_diagnose_omp_blocks): Define.
10533 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10534 (c_gimple_diagnostics_recursively): Remove.
10535 (finish_function): Do not call it.
10536 (c_write_global_declarations): Continue after errors.
10537 Finalize the CU here.
10538 * c-gimplify.c (c_genericize): Do not gimplify here.
10539 * c-common.c (c_warn_unused_result): Move ...
10540 * tree-cfg.c (do_warn_unused_result): ... here.
10541 (run_warn_unused_result): New function.
10542 (gate_warn_unused_result): New function.
10543 (pass_warn_unused_result): New pass.
10544 * c-common.h (c_warn_unused_result): Remove.
10545 * flags.h (flag_warn_unused_result): Declare.
10546 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10547 * opts.c (flag_warn_unused_result): Initialize to false.
10548 * toplev.c (compile_file): Add comment.
10549 * omp-low.c (create_omp_child_function): Do not register
10550 the function with the frontend.
10551 (diagnose_omp_structured_block_errors): Prepare to be
10552 called as optimization pass.
10553 (gate_diagnose_omp_blocks): New function.
10554 (pass_diagnose_omp_blocks): New pass.
10555 * cgraph.h (cgraph_optimize): Remove.
10556 (cgraph_analyze_function): Likewise.
10557 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10558 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10559 before their parents here.
10560 (cgraph_finalize_function): Not here.
10561 (cgraph_analyze_function): Gimplify functions here.
10562 (cgraph_finalize_compilation_unit): Continue after errors.
10563 Optimize the callgraph from here.
10564 (cgraph_optimize): Make static.
10565 * langhooks.c (write_global_declarations): Finalize the CU.
10566 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10567 (gimplify_function_tree): Assert we gimplify only once.
10568 Set PROP_gimple_any property.
10569 * tree-nested.c (gimplify_all_functions): New function.
10570 (lower_nested_functions): Gimplify all nested functions.
10571 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10572 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10573 and pass_diagnose_omp_blocks after gimplification. Do not
10574 set TODO_set_props on all_lowering_passes.
10575 (execute_one_pass): Do not handle TODO_set_props.
10576 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10577 (gimplify.o): Add tree-pass.h dependency.
10578 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10579 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10580 (unsave_r): Likewise.
10581 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10582 temporary variable.
10584 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10586 * doc/service.texi (Service): Restore previously removed link,
10587 which isn't broken after all.
10589 2009-07-17 Richard Guenther <rguenther@suse.de>
10591 PR tree-optimization/40321
10592 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10593 PHI nodes to the maximal set.
10594 (make_values_for_phi): Add PHI arguments to the maximal set.
10595 (execute_pre): Dump PHI_GEN and the maximal set.
10597 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10600 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10603 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10605 * doc/extend.texi (Nested Functions): Replace broken link with
10607 * doc/service.texi (Service): Remove broken link.
10609 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10612 * builtins.c (expand_builtin_memcmp): Use loc instead of
10613 EXPR_LOCATION (exp).
10614 (expand_builtin_strncmp): Likewise.
10616 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10617 Manuel López-Ibáñez <manu@gcc.gnu.org>
10620 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10621 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10622 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10623 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10624 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10625 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10626 tree-inline.c, c-common.c, c-common.h, gimple.c,
10627 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10628 convert.c: Add location argument to fold_{unary,binary,ternary},
10629 fold_build[123], build_call_expr, build_size_arg,
10630 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10631 fold_build1_initializer, fold_build2_initializer,
10632 fold_build3_initializer, fold_build_call_array,
10633 fold_build_call_array_initializer, fold_single_bit_test,
10634 omit_one_operand, omit_two_operands, invert_truthvalue,
10635 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10636 combine_comparisons, fold_builtin_*, fold_call_expr,
10637 build_range_check, maybe_fold_offset_to_address, round_up,
10640 2009-07-16 Jason Merrill <jason@redhat.com>
10643 * c-common.c (c_common_reswords): Add __is_standard_layout
10645 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10646 * doc/implement-cxx.texi: New.
10647 * doc/gcc.texi: Include it.
10649 2009-07-16 DJ Delorie <dj@redhat.com>
10651 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10652 compares that may be indirectly affected by previous instructions.
10654 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10656 * builtins.c (do_mpc_arg2): New.
10657 (fold_builtin_2): Fold builtin cpow.
10658 * real.h (HAVE_mpc_pow): New.
10660 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10662 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10663 comparison to skip unprofitable schedule
10665 2009-07-16 Simon Baldwin <simonb@google.com>
10667 * gcc.c (option_map): New flag -no-canonical-prefixes.
10668 * (display_help): Print help text for new flag.
10669 * (process_command): Move options translation and language specifics
10670 and handle new flag early. Use it to set a function pointer to a
10671 prefix builder. Replace make_relative_prefix calls with calls to
10672 the function pointed to. Ignore new flag in regular options handling.
10673 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10675 2009-07-15 DJ Delorie <dj@redhat.com>
10677 * config/mep/mep.md (sibcall_internal): Change register to avoid
10678 argument registers.
10679 (sibcall_value_internal): Likewise.
10681 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10683 PR rtl-optimization/40710
10684 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10686 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10688 * config/mips/mips.md (*extenddi_truncate<mode>,
10689 *extendsi_truncate<mode>): Change type attribute to move_type
10690 with shift_shift. Split out code handling exts from here ...
10691 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10693 (*extendhi_truncateqi): Change type attribute to move_type with
10694 shift_shift. Split out code handling exts from here ...
10695 (*extendhi_truncateqi_exts): ... to this new pattern.
10697 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10699 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10700 instead of "and" with inverted sign bit mask value. Use
10701 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10702 Allocate registers only for operand 4 and operand 5.
10704 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10706 PR middle-end/40747
10707 * fold-const.c (fold_cond_expr_with_comparison): When folding
10708 < and <= to MIN, make sure the MIN uses the same type as the
10709 comparison's operands.
10711 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10713 * arm.md (ior_xor): New code iterator.
10714 (split for ior/xor with shift and zero-extend): New split pattern.
10715 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10717 2009-07-15 Richard Guenther <rguenther@suse.de>
10719 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10722 2009-07-15 Richard Guenther <rguenther@suse.de>
10724 PR middle-end/40753
10725 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10727 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10729 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10730 handle 2.6.30 kernel.
10732 2009-07-15 DJ Delorie <dj@redhat.com>
10734 * config/mep/mep.md (sibcall_internal): Change register to allow
10735 for 24-bit addresses.
10736 (sibcall_value_internal): Likewise.
10738 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10740 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10741 that are enabled/disabled by the flags introduced by a previous patch.
10743 2009-07-14 DJ Delorie <dj@redhat.com>
10745 * config/mep/mep.md (sibcall_internal): Include non-toggling
10747 (sibcall_value_internal): Likewise.
10749 2009-07-14 Taras Glek <tglek@mozilla.com>
10750 Rafael Espindola <espindola@google.com>
10752 * doc/sourcebuild.texi: Document install-plugin target.
10753 * configure.ac: Added install-plugin target to language makefiles.
10754 * configure: Regenerate.
10755 * Makefile.in (install-plugin): Install more headers,
10756 depend on lang.install-plugin.
10758 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10760 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10763 2009-07-14 DJ Delorie <dj@redhat.com>
10765 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10766 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10767 * config/mep/mep.md (sibcall_internal): Change test from
10768 mep_vliw_mode_match to mep_vliw_jmp_match.
10769 (sibcall_value_internal): Likewise.
10771 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10773 * config/i386/sse.md (copysign<mode>3): New expander.
10774 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10775 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10776 Use ix86_build_const_vector.
10777 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10778 IX86_BUILTIN_CPYSGNPD.
10779 (builtin_description): Add __builtin_ia32_copysignps and
10780 __builtin_ia32_copysignpd.
10781 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10782 and BUILT_IN_COPYSIGNF.
10784 2009-07-13 Jason Merrill <jason@redhat.com>
10786 * builtins.c (can_trust_pointer_alignment): New fn.
10787 (get_pointer_alignment): Factor it out from here.
10788 * tree.h: Declare it.
10790 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10792 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10795 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10799 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10801 2009-07-14 Richard Guenther <rguenther@suse.de>
10802 Andrey Belevantsev <abel@ispras.ru>
10804 PR middle-end/40745
10805 * cfgexpand.c (partition_stack_vars): Do not bother to update
10806 alias information when not optimizing.
10808 2009-07-14 Richard Guenther <rguenther@suse.de>
10809 Andrey Belevantsev <abel@ispras.ru>
10811 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10812 (pt_solution_set): Likewise.
10813 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10814 * tree-ssa-structalias.c (pt_solution_set): New function.
10815 * final.c (rest_of_clean_state): Free SSA data structures.
10816 * print-rtl.c (print_decl_name): Remove.
10817 (print_mem_expr): Implement in terms of print_generic_expr.
10818 * alias.c (ao_ref_from_mem): New function.
10819 (rtx_refs_may_alias_p): Likewise.
10820 (true_dependence): Query alias-export info.
10821 (canon_true_dependence): Likewise.
10822 (write_dependence_p): Likewise.
10823 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10825 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10826 (mem_expr_equal_p): Use operand_equal_p.
10827 (set_mem_attributes_minus_bitpos): Do not use
10828 component_ref_for_mem_expr.
10829 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10830 (update_alias_info_with_stack_vars): Likewise.
10831 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10832 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10833 explicitly nor clear stmt operands.
10834 Free the decl-to-pointer map.
10835 * tree-optimize.c (execute_free_datastructures): Do not free
10836 SSA data structures here.
10837 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10838 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10839 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10841 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10843 2009-07-13 DJ Delorie <dj@redhat.com>
10845 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10846 unrolling at the right iteration count.
10848 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10851 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10853 * haifa-sched.c (rank_for_schedule): Introduced flags to
10854 enable/disable individual scheduling heuristics.
10855 * common.opt: Introduced flags to enable/disable individual
10856 heuristics in the scheduler.
10857 * doc/invoke.texi: Introduced flags to enable/disable individual
10858 heuristics in the scheduler.
10860 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10862 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10863 config/i386/mingw-tls.c.
10864 * config/i386/mingw-tls.c: Removed.
10866 2009-07-13 Ira Rosen <irar@il.ibm.com>
10868 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10869 checks access only relevant statements.
10870 (vectorizable_reduction): Likewise.
10872 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10874 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10875 just for 32-bit case.
10877 2009-07-12 Jan Hubicka <jh@suse.cz>
10879 PR tree-optimization/40585
10880 * except.c (expand_resx_expr): When there already is resume
10881 instruction, produce linked list.
10882 (build_post_landing_pads): Assert that resume is empty.
10883 (connect_post_landing_pads): Handle resume lists.
10884 (dump_eh_tree): Dump resume list.
10886 2009-07-12 Ira Rosen <irar@il.ibm.com>
10888 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10889 with additional argument.
10890 * tree-vectorizer.h (enum vect_def_type): Add
10891 vect_double_reduction_def.
10892 (vect_is_simple_reduction): Add argument.
10893 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10895 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10896 vect_is_simple_reduction with additional argument.
10897 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10899 (reduction_code_for_scalar_code): Handle additional codes by
10900 returning ERROR_MARK for them. Fix comment and indentation.
10901 (vect_is_simple_reduction): Fix comment, add argument to specify
10902 double reduction. Detect double reduction.
10903 (get_initial_def_for_induction): Fix indentation.
10904 (get_initial_def_for_reduction): Fix comment and indentation.
10905 Handle double reduction. Create initial definitions that do not
10906 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10907 (vect_create_epilog_for_reduction): Fix comment, add argument to
10908 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10909 epilogue result extraction. Create double reduction phi node and
10910 replace relevant uses.
10911 (vectorizable_reduction): Call vect_is_simple_reduction with
10912 additional argument. Fix indentation. Update epilogue code treatment
10913 according to the changes in reduction_code_for_scalar_code. Check
10914 for double reduction. Call vect_create_epilog_for_reduction with
10915 additional argument.
10916 * tree-vect-stmts.c (process_use): Handle double reduction, update
10918 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10919 (vect_get_vec_def_for_operand): Likewise.
10921 2009-07-12 Danny Smith <dansmister@gmail.com>
10923 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10924 dllexport if !TREE_PUBLIC.
10925 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10927 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10929 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10930 (avr_extra_arch_macro) Remove declatation.
10931 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10932 (avr_extra_arch_macro) Declare as static.
10933 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10935 2009-07-11 Jan Hubicka <jh@suse.cz>
10937 PR middle-end/48388
10938 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10940 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10943 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10944 cold_in_std_section bits.
10945 (dwarf2out_begin_prologue): Initialize them.
10946 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10947 if already covered by text_section or cold_text_section range.
10949 PR rtl-optimization/40667
10950 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10951 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10952 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10953 * config/i386/i386.c (ix86_minimum_alignment): New function.
10954 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10955 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10956 * emit-rtl.c (gen_reg_rtx): Likewise.
10957 * function.c (assign_parms): Likewise. If nominal_type needs
10958 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10959 rather than passed_type's alignment.
10962 * function.c (assign_parm_setup_stack): Adjust
10963 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10964 from nominal_mode on big endian.
10966 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10968 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10970 2009-07-10 DJ Delorie <dj@redhat.com>
10972 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10974 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10976 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10978 (thumb2_cbnz): Likewise.
10980 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10983 * config.gcc (supported_defaults): Add synci.
10984 (with_synci): Add validation.
10985 (all_defaults): Add synci.
10986 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10989 * config/mips/mips.opt (msynci): New option.
10990 * config/mips/mips.c (mips_override_options): Warn on use of
10991 -msynci for targets that do now support it.
10992 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10994 * gcc/doc/invoke.texi (-msynci): Document the new option.
10995 * doc/install.texi (--with-synci): Document the new option.
10997 2009-07-10 Richard Guenther <rguenther@suse.de>
10999 PR tree-optimization/40496
11000 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
11001 the PHI result with a compatible type.
11003 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
11007 * c.opt (Wunused-result): New.
11008 * doc/invoke.texi: Document it.
11009 * c-common.c (c_warn_unused_result): Use it.
11011 2009-07-09 DJ Delorie <dj@redhat.com>
11013 * targhooks.c (default_target_can_inline_p): Rename from
11014 default_target_option_can_inline_p.
11015 * targhooks.h (default_target_can_inline_p): Likewise.
11016 * target-def.h (TARGET_CAN_INLINE_P): Rename from
11017 TARGET_OPTION_CAN_INLINE_P.
11018 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
11019 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
11020 (mep_target_can_inline_p): Rename from
11021 mep_target_option_can_inline_p.
11024 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
11025 registers used to pass vectors.
11027 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
11029 2009-07-09 Tom Tromey <tromey@redhat.com>
11031 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
11032 * config/mmix/mmix.c: Include dwarf2.h.
11033 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
11034 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
11035 * config/sh/sh.c: Include dwarf2.h.
11036 * config/i386/i386.c: Include dwarf2.h.
11037 * Makefile.in (DWARF2_H): Remove 'elf'.
11038 * except.c: Include dwarf2.h.
11039 * unwind-dw2.c: Include dwarf2.h.
11040 * dwarf2out.c: Include dwarf2.h.
11041 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
11042 * unwind-dw2-fde.c: Include dwarf2.h.
11043 * dwarf2asm.c: Include dwarf2.h.
11045 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11047 * haifa-sched.c (insn_finishes_cycle_p): New static function.
11048 (max_issue): Use it.
11049 * sched-int.h (struct sched_info: insn_finishes_block_p): New
11051 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
11052 (region_sched_info): Update.
11053 * sched-ebb.c (ebb_sched_info): Update.
11054 * modulo-sched.c (sms_sched_info): Update.
11055 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
11057 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11059 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
11061 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
11063 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
11065 2009-07-09 Jakub Jelinek <jakub@redhat.com>
11067 PR middle-end/40692
11068 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
11069 arg1 with arg01 if arg1 is already INTEGER_CST.
11071 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
11073 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
11074 Transform (and (truncate)) into (truncate (and)).
11076 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
11078 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
11079 creating LHS paradoxical subregs. Fix surrounding returns to
11080 use NULL_RTX rather than 0.
11082 2009-07-08 DJ Delorie <dj@redhat.com>
11084 * config/mep/mep.c (mep_option_can_inline_p): New.
11085 (TARGET_OPTION_CAN_INLINE_P): Define.
11087 2009-07-08 Mark Wielaard <mjw@redhat.com>
11090 * dwarf2out.c (add_data_member_location_attribute): When we have
11091 only a constant offset don't emit a new location description using
11092 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
11095 2009-07-08 Richard Henderson <rth@redhat.com>
11098 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
11099 (enum reg_class): Add CLOBBERED_REGS.
11100 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
11101 * config/i386/i386.c (ix86_conditional_register_usage): Moved
11102 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
11103 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
11104 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
11105 force 64-bit sibcalls into R11.
11106 * config/i386/constraints.md (U): New constraint.
11107 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
11108 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
11109 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
11111 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
11113 * basic-block.h (dump_regset, debug_regset): Remove duplicate
11115 * c-objc-common.h (c_initialize_diagnostics): Ditto.
11116 * ebitmap.h (dump_ebitmap): Ditto.
11117 * optabs.h (optab_libfunc): Ditto.
11118 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
11119 * tree-flow.h (vect_can_force_dr_alignment_p,
11120 get_vectype_for_scalar_type): Ditto.
11121 (vectorize_loops): Move prototype to ...
11122 * tree-vectorizer.h: ... here. Also, adjust comment.
11123 (vect_set_verbosity_level): Remove duplicate prototype.
11124 * tree-ssa-loop.c: Include tree-vectorizer.h.
11125 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
11127 2009-07-08 Nick Clifton <nickc@redhat.com>
11129 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
11132 2009-07-08 DJ Delorie <dj@redhat.com>
11134 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
11135 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
11136 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
11138 * config/mep/intrinsics.md: Regenerated.
11139 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
11140 registers when asm() or calls are detected.
11142 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
11145 * gimplify.c (gimplify_expr): Propagate no_warning flag when
11147 * gimple (gimple_build_call_from_tree): Likewise.
11148 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
11149 no_warning flag before warning.
11151 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11153 * tree.c (set_expr_locus): Remove.
11154 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
11155 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
11157 * gimplify.c (internal_get_tmp_var): Likewise.
11158 (gimplify_call_expr): Likewise.
11159 (gimplify_one_sizepos): Likewise.
11161 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
11164 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
11165 to variables for debugging purposes.
11167 2009-06-23 Mark Loeser <mark@halcy0n.com>
11170 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
11172 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11174 * pretty-print.c (pp_base_format): Remove %J.
11175 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11176 gcc_cxxdiag_char_table): Likewise.
11177 (init_dynamic_diag_info): Likewise.
11179 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11181 * pretty-print.c (pp_base_format): Remove %H.
11182 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11183 gcc_cxxdiag_char_table): Likewise.
11184 (init_dynamic_diag_info): Likewise.
11185 * config/mep/mep.c (mep_select_section): Likewise.
11187 2009-07-07 Duncan Sands <baldrick@free.fr>
11189 * final.c (pass_clean_state): Give the pass a name.
11190 * passes.c (pass_rest_of_compilation): Likewise.
11191 * tree-optimize.c (pass_all_optimizations): Likewise.
11193 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
11195 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
11196 an extra 'decl' for error_at.
11198 2009-07-07 Jakub Jelinek <jakub@redhat.com>
11200 PR middle-end/40669
11201 * tree-tailcall.c (adjust_return_value_with_ops,
11202 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
11203 if it has complex or vector type.
11205 2009-07-07 Olivier Hainque <hainque@adacore.com>
11207 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
11210 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
11212 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
11214 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11216 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
11217 * c-decl.c: Likewise.
11218 * function.c: Likewise.
11219 * varasm.c: Likewise.
11220 * tree-ssa.c: Likewise.
11221 * c-common.c: Likewise.
11222 * tree-cfg.c: Likewise.
11223 * config/spu/spu.c: Likewise.
11224 * config/ia64/ia64.c: Likewise.
11225 * config/v850/v850.c: Likewise.
11227 2009-07-06 DJ Delorie <dj@redhat.com>
11229 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
11230 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
11231 unspecified accesses to control registers.
11232 * config/mep/intrinsics.md: Regenerate.
11233 * config/mep/intrinsics.h: Regenerate.
11234 * config/mep/mep-intrin.h: Regenerate.
11236 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11238 * c-lex.c: Replace %H by an explicit location. Update all calls.
11239 * c-common.c: Likewise.
11240 * c-decl.c: Likewise.
11241 * c-typeck.c: Likewise.
11242 * fold-const.c: Likewise.
11243 * gimplify.c: Likewise.
11244 * stmt.c: Likewise.
11245 * tree-cfg.c: Likewise.
11246 * tree-ssa-loop-niter.c: Likewise.
11247 * tree-vrp.c: Likewise.
11248 * value-prof.c: Likewise.
11250 2009-07-06 Diego Novillo <dnovillo@google.com>
11252 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
11253 if it has one. Handle cases where VAR does not have an
11254 annotation or cfun is NULL.
11256 2009-07-06 Diego Novillo <dnovillo@google.com>
11258 * tree.c: Include debug.h.
11259 (initialize_tree_contains_struct): New.
11260 (init_ttree): Call it.
11261 (tree_node_structure_for_code): Factor out of ...
11262 (tree_node_structure): ... here.
11263 * treestruct.def (TS_PHI_NODE): Remove.
11264 (TS_GIMPLE_STATEMENT): Remove.
11266 2009-07-06 Diego Novillo <dnovillo@google.com>
11268 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
11269 (debug_tree_chain): Handle cycles.
11271 2009-07-06 Nick Clifton <nickc@redhat.com>
11272 DJ Delorie <dj@redhat.com>
11274 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11275 __FMOVD_ENABLED__ is defined.
11277 (TARGET_FMOVD): Provide a default definition.
11278 (MASK_FMOVD): Likewise.
11279 (TARGET_CPU_CPP_BUILTINS): Define
11280 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11281 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11282 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
11283 (split for DF load from memory into register): Also handle
11284 MEMs which consist of REG+DISP addressing.
11285 (split for DF store from register to memory): Likewise.
11286 (movsf_ie): Always use single fp_mode.
11287 * config/sh/sh.c (sh_override_options): Do not automatically
11288 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11289 that to the -mfmovd command line switch.
11290 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
11291 (fldi_ok): Always allow.
11292 * config/sh/sh.opt (mfmovd): Remove this switch.
11293 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11295 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
11296 Kaz Kojima <kkojima@gcc.gnu.org>
11298 PR rtl-optimization/30807
11299 * postreload.c (reload_combine): For every new use of REG_SUM,
11300 record the use of BASE.
11302 2009-07-06 Jan Hubicka <jh@suse.cz>
11304 * params.def: Revert my accidental commit at 2009-06-30.
11306 2009-07-04 Ian Lance Taylor <iant@google.com>
11309 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
11311 (mingw_format_attribute_overrides): Likewise.
11313 2009-07-04 Jakub Jelinek <jakub@redhat.com>
11316 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
11317 don't check cfa.reg. Instead of cfa.indirect use
11318 fde && fde->drap_reg != INVALID_REGNUM test.
11320 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
11322 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
11324 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
11327 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
11329 2009-07-03 Richard Guenther <rguenther@suse.de>
11331 PR tree-optimization/40640
11332 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11335 2009-07-03 Jan Hubicka <jh@suse.cz>
11337 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11338 for size, reduce amount of inlining.
11340 2009-07-03 Richard Guenther <rguenther@suse.de>
11342 PR middle-end/34163
11343 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11344 if t +- x is known to not overflow and the conversion widens the
11346 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11348 2009-07-03 Jan Hubicka <jh@suse.cz>
11350 * ipa-pure-const.c (analyze): Update loop optimizer init.
11351 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11352 try_remove_empty_loop, remove_empty_loops): Remove.
11353 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11354 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11355 to mark regular loops as neccesary.
11356 (degenerate_phi_p): New function.
11357 (propagate_necessity, remove_dead_phis): Use it.
11358 (forward_edge_to_pdom): Likewise.
11359 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11360 virtual PHI nodes that became unreachable.
11361 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11362 * tree-flow.h (remove_empty_loops): Remove.
11363 * passes.c (init_optimization_passes): Remove.
11365 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11367 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11368 can_create_pseudo_p.
11369 (*fix_trunc<mode>_i387_1): Ditto.
11370 (*floathi<mode>2_1): Ditto.
11371 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11372 (*fistdi2_1): Ditto.
11373 (*fist<mode>2_1): Ditto.
11374 (frndintxf2_floor): Ditto.
11375 (*fist<mode>2_floor_1): Ditto.
11376 (frndintxf2_ceil): Ditto.
11377 (*fist<mode>2_ceil_1): Ditto.
11378 (frndintxf2_trunc): Ditto.
11379 (frndintxf2_mask_pm): Ditto.
11380 (fxam<mode>2_i387_with_temp): Ditto.
11381 * config/i386/sse.md (mulv16qi3): Ditto.
11382 (*sse2_mulv4si3): Ditto.
11384 (sse4_2_pcmpestr): Ditto.
11385 (sse4_2_pcmpistr): Ditto.
11387 2009-07-03 Jan Hubicka <jh@suse.cz>
11389 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11390 (mark_stmt_necessary): Set it.
11391 (mark_operand_necessary): Set it.
11392 (mark_control_dependent_edges_necessary): Set it.
11393 (mark_virtual_phi_result_for_renaming): New function.
11394 (get_live_post_dom): New function.
11395 (forward_edge_to_pdom): New function.
11396 (remove_dead_stmt): Fix handling of control dependences.
11397 (tree_dce_init): Init new bitmap.
11398 (tree_dce_done): Free it.
11400 2009-07-02 Richard Guenther <rguenther@suse.de>
11403 * tree-ssa-structalias.c (new_var_info): Initialize
11406 2009-07-02 Jan Hubicka <jh@suse.cz>
11408 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11411 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11413 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11414 instead of recomputing it. Adjust calls.
11415 (emit_store_flag): Adjust recursive calls.
11417 2009-07-02 Richard Guenther <rguenther@suse.de>
11419 * tree-ssa-live.c (remove_unused_locals): Do not remove
11421 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11422 of DECL_EXTERNAL for HEAP variables.
11423 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11424 HEAP variables. Do not adjust RESTRICT vars.
11425 (find_what_var_points_to): Nobody cares if something
11426 points to READONLY.
11428 2009-07-02 Ben Elliston <bje@au.ibm.com>
11430 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11431 pc_low and pc_high declarations to the top of the function.
11433 2009-07-01 DJ Delorie <dj@redhat.com>
11435 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11436 registers as fixed.
11437 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11438 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11439 unspecified accesses to control registers.
11440 * config/mep/intrinsics.md: Regenerate.
11441 * config/mep/intrinsics.h: Regenerate.
11442 * config/mep/mep-intrin.h: Regenerate.
11444 2009-07-01 Anthony Green <green@moxielogic.com>
11446 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11447 instruction when possible.
11448 (moxie_expand_prologue): Ditto. Also, save an instruction and
11449 some complexity by popping off of $r12 instead of $sp.
11450 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11453 2009-07-01 Richard Henderson <rth@redhat.com>
11456 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11457 contained no insns, reposition note before last insn.
11459 2009-07-01 Richard Henderson <rth@redhat.com>
11462 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11463 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11465 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11468 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11469 darwin9 for printing reg addresses with %y.
11471 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11473 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11474 truncation from operands in binary operations.
11476 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11479 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11480 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11481 subreg of op0 to the original op0.
11483 * expmed.c (store_bit_field_1): Use a temporary as the destination
11484 instead of a paradoxical subreg when we need to truncate the result.
11486 2009-07-01 DJ Delorie <dj@redhat.com>
11488 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11489 names to VLIW variants.
11490 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11491 * config/mep/intrinsics.md: Regenerate.
11492 * config/mep/intrinsics.h: Regenerate.
11493 * config/mep/mep-intrin.h: Regenerate.
11495 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11498 * jump.c (returnjump_p): Revert last patch.
11499 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11501 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11504 * pa.md (casesi32p): Use jump table label to determine the offset
11506 (casesi64p): Likewise.
11508 * pa.c (forward_branch_p): Return bool type. Use instruction
11509 addresses when available. Assert that INSN has a jump label.
11510 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11513 2009-07-01 Richard Guenther <rguenther@suse.de>
11515 PR tree-optimization/19831
11516 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11517 that only act as barriers do not make any previous stores necessary.
11518 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11519 HEAP variables global, do not add a constraint from nonlocal.
11520 (find_func_aliases): Handle escapes through return statements.
11521 (compute_points_to_sets): Make escaped HEAP variables global.
11523 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11526 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11527 after reducing a DImode cstore to SImode.
11529 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11531 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11532 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11534 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11536 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11537 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11539 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11540 and umod_optab if TARGET_BSD_DIVMOD.
11541 * config/vax/lib1funcs.asm: New file.
11542 * config/vax/t-linux: New file.
11543 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11545 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11548 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11549 to type arguments that have void type.
11552 * dwarf2out.c (gen_formal_parameter_die): Call
11553 equate_decl_number_to_die if node is different from origin.
11555 2009-06-30 Anthony Green <green@moxielogic.com>
11557 Clean up moxie port for --enable-build-with-cxx.
11558 * config/moxie/moxie.c (moxie_function_value): First two
11559 parameters are const_tree, not tree.
11560 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11561 (REG_CLASS_NAMES): Ditto.
11562 (REGNO_REG_CLASS): Ditto.
11563 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11564 (moxie_function_value): Fix constyness of arguments.
11566 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11568 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11569 finalize_size_functions before further processing.
11570 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11571 (variable_size): Call self_referential_size on size expressions
11572 that contain a PLACEHOLDER_EXPR.
11573 (size_functions): New static variable.
11574 (copy_self_referential_tree_r): New static function.
11575 (self_referential_size): Likewise.
11576 (finalize_size_functions): New global function.
11577 * tree.c: Include tree-inline.h.
11578 (push_without_duplicates): New static function.
11579 (find_placeholder_in_expr): New global function.
11580 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11582 <tcc_expression>: Likewise.
11583 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11584 the call in the expression.
11585 * tree.h (finalize_size_functions): Declare.
11586 (find_placeholder_in_expr): Likewise.
11587 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11588 (substitute_placeholder_in_expr): Update comment.
11589 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11591 (copy_tree_body_r): Likewise.
11592 (copy_tree_body): New static function.
11593 (maybe_inline_call_in_expr): New global function.
11594 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11595 (maybe_inline_call_in_expr): Declare.
11596 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11597 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11600 2009-06-30 Richard Guenther <rguenther@suse.de>
11602 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11604 (propagate_necessity): Do not mark reaching defs of stores
11607 2009-06-30 Jan Hubicka <jh@suse.cz>
11609 * cfgloopanal.c (check_irred): Move into ...
11610 (mark_irreducible_loops): ... here; return true if ireducible
11612 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11613 (analyze_function): Try to prove loop finiteness.
11614 * cfgloop.h (mark_irreducible_loops): Update prototype.
11615 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11617 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11619 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11621 2009-06-30 Ira Rosen <irar@il.ibm.com>
11623 PR tree-optimization/40542
11624 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11627 2009-06-30 Martin Jambor <mjambor@suse.cz>
11629 PR tree-optimization/40582
11630 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11631 than useless_type_conversion_p.
11632 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11635 2009-06-30 Martin Jambor <mjambor@suse.cz>
11637 PR middle-end/40554
11638 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11640 2009-06-30 Richard Guenther <rguenther@suse.de>
11642 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11643 use ao_ref references.
11644 (walk_aliased_vdefs): Likewise.
11645 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11646 * tree-ssa-dce.c (struct ref_data): Remove.
11647 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11648 (mark_aliased_reaching_defs_necessary): Adjust.
11649 (mark_all_reaching_defs_necessary_1): Likewise.
11651 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11654 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11655 (emit_store_flag_1): Extract from emit_store_flag, adjust
11656 calls to (what now is) emit_cstore.
11657 (emit_store_flag): Call emit_store_flag_1 and also use it
11658 for what used to be recursive calls.
11660 2009-06-30 Wei Guozhi <carrot@google.com>
11663 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11664 if the target bb post dominates from bb.
11665 * config/i386/i386.c (memory_address_length): Check existence of base
11666 register before using it.
11668 2009-06-30 Nick Clifton <nickc@redhat.com>
11669 DJ Delorie <dj@redhat.com>
11671 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11672 __FMOVD_ENABLED__ is defined.
11674 (TARGET_FMOVD): Provide a default definition.
11675 (MASK_FMOVD): Likewise.
11676 (TARGET_CPU_CPP_BUILTINS): Define
11677 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11678 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11679 two fmov instructions depending upon whether TARGET_FMOVD is
11681 (split for DF load from memory into register): Also handle
11682 MEMs which consist of REG+DISP addressing.
11683 (split for DF store from register to memory): Likewise.
11684 * config/sh/sh.opt (mfmovd): Remove this switch.
11685 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11686 * config/sh/sh.c (sh_override_options): Do not automatically
11687 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11688 that to the -mfmovd command line switch.
11690 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11692 (fldi_ok): Always allow.
11693 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11695 2009-06-29 DJ Delorie <dj@redhat.com>
11697 * doc/install.texi (mep-x-elf): Correct chip's full name.
11699 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11701 * doc/extend.texi: Fix typo.
11703 2009-06-29 Tom Tromey <tromey@redhat.com>
11705 * dwarf2.h: Remove.
11706 * Makefile.in (DWARF2_H): New variable.
11707 (except.o): Use it.
11708 (dwarf2out.o): Likewise.
11709 (dwarf2asm.o): Likewise.
11710 * config/i386/t-i386: Use DWARF2_H.
11711 * except.c: Include elf/dwarf2.h.
11712 * unwind-dw2.c: Include elf/dwarf2.h.
11713 * dwarf2out.c: Include elf/dwarf2.h.
11714 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11715 <dtprel>: New field.
11716 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11717 (size_of_loc_descr): Likewise.
11718 (output_loc_operands_raw): Likewise.
11719 (output_loc_operands): Handle new dtprel field.
11720 (loc_checksum): Update.
11721 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11722 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11723 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11724 * dwarf2asm.c: Include elf/dwarf2.h.
11725 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11726 * config/mmix/mmix.c: Include elf/dwarf2.h.
11727 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11728 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11729 * config/sh/sh.c: Include elf/dwarf2.h.
11730 * config/i386/i386.c: Include elf/dwarf2.h.
11732 2009-06-29 DJ Delorie <dj@redhat.com>
11734 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11736 * doc/extend.texi: Add MeP attributes and pragmas.
11737 * doc/invoke.text: Add MeP Options.
11738 * doc/contrib.texi: Add MeP contribution.
11739 * doc/md.texi: Add MeP constraints.
11740 * doc/install.texi: Add MeP target.
11742 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11744 * target.h (struct gcc_target): Add frame_pointer_required field.
11745 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11746 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11747 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11749 * reload1.c (update_eliminables): (Ditto.).
11750 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11751 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11752 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11754 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11756 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11757 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11758 (arm_frame_pointer_required): New function.
11760 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11761 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11762 (avr_frame_pointer_required_p): Declare as static.
11763 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11765 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11766 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11767 (bfin_frame_pointer_required): Make as static, change return type
11769 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11771 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11772 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11773 (cris_frame_pointer_required): New function.
11775 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11777 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11778 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11779 (fr30_frame_pointer_required): New function.
11781 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11782 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11783 (frv_frame_pointer_required): Make as static, change return type
11785 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11787 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11788 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11789 (ix86_frame_pointer_required): Make as static, change return type to
11791 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11793 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11794 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11796 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11798 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11800 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11802 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11803 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11804 (mips_frame_pointer_required): Make as static.
11805 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11807 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11808 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11809 (mmix_frame_pointer_required): Mew function.
11811 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11812 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11814 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11816 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11818 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11820 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11821 (CAN_ELIMINATE): Redefine.
11822 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11823 (sparc_frame_pointer_required): New function.
11824 (sparc_can_eliminate): New function.
11825 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11827 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11828 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11830 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11831 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11832 (xtensa_frame_pointer_required): Make as static, change return type
11834 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11837 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11839 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11840 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11841 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11842 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11843 (register_callback): Handle PLUGIN_START_UNIT.
11844 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11846 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11848 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11850 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11851 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11853 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11855 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11858 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11860 * doc/extend.texi (Additional Floating Types): __float128 is also
11861 supported on i386 targets.
11863 2009-06-29 Richard Guenther <rguenther@suse.de>
11865 PR middle-end/14187
11866 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11868 (pt_solutions_same_restrict_base): Declare.
11869 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11871 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11872 (make_constraint_from, make_copy_constraint): Move earlier.
11873 (make_constraint_from_heapvar): New function.
11874 (make_constraint_from_restrict): Likewise.
11875 (handle_lhs_call): Use it.
11876 (find_func_aliases): Use it to track conversions to restrict
11877 qualified pointers.
11878 (struct fieldoff): Add only_restrict_pointers flag.
11879 (push_fields_onto_fieldstack): Initialize it.
11880 (create_variable_info_for): Track global restrict qualified pointers.
11881 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11882 Track restrict qualified pointer arguments.
11883 (set_uids_in_ptset): Use varinfo is_global_var flag.
11884 (find_what_var_points_to): Set the vars_contains_restrict flag.
11885 Always create the points-to solution for sets including restrict tags.
11886 (pt_solutions_same_restrict_base): New function.
11887 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11888 qualified pointers use pt_solutions_same_restrict_base as
11889 additional source for disambiguation.
11891 2009-06-29 Richard Guenther <rguenther@suse.de>
11893 PR middle-end/38212
11894 * alias.c (find_base_decl): Remove.
11895 (get_deref_alias_set_1): Remove restrict handling.
11896 * c-common.c (c_apply_type_quals_to_decl): Do not set
11897 DECL_POINTER_ALIAS_SET.
11898 * gimplify.c (find_single_pointer_decl_1): Remove.
11899 (find_single_pointer_decl): Likewise.
11900 (internal_get_tmp_var): Remove restrict handling.
11901 (gimple_regimplify_operands): Likewise.
11902 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11903 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11904 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11905 * tree.c (restrict_base_for_decl): Remove.
11906 (init_ttree): Do not allocate it.
11907 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11908 LABEL_DECL_UID for label decls.
11909 (copy_node_stat): Do not copy restrict information.
11910 (decl_restrict_base_lookup): Remove.
11911 (decl_restrict_base_insert): Likewise.
11912 (print_restrict_base_statistics): Likewise.
11913 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11914 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11915 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11916 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11917 (LABEL_DECL_UID): Adjust.
11918 (DECL_BASED_ON_RESTRICT_P): Remove.
11919 (DECL_GET_RESTRICT_BASE): Likewise.
11920 (SET_DECL_RESTRICT_BASE): Likewise.
11921 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11923 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11924 instead of DECL_POINTER_ALIAS_SET.
11925 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11926 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11927 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11929 2009-06-29 Richard Guenther <rguenther@suse.de>
11931 PR tree-optimization/40579
11932 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11933 the IL to simplify has constants that overflowed.
11935 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11937 PR tree-optimization/40550
11938 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11939 vector_compute_type only when the size of vector_compute_type is
11940 less than the size of type.
11942 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11944 * fold-const.c (contains_label_1): Fix comments.
11945 (contains_label_p): Do not walk trees multiple time.
11947 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11949 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11950 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11951 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11952 ix86_fp_comparison_operator.
11953 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11954 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11955 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11956 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11957 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11958 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11959 (related splits): Change predicate to ix86_fp_comparison_operator.
11960 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11961 instead of ix86_fp_comparison_codes.
11962 (ix86_trivial_fp_comparison_operator,
11963 ix86_fp_comparison_operator): New.
11964 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11965 (ix86_expand_compare): Eliminate last two parameters.
11966 (ix86_fp_jump_nontrivial_p): Kill.
11967 * config/i386/i386.c (put_condition_code): Eliminate call to
11968 ix86_fp_comparison_codes and subsequent assertion.
11969 (ix86_fp_comparison_codes): Eliminate.
11970 (ix86_fp_swap_condition): New.
11971 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11972 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11973 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11974 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11975 and ix86_fp_swap_condition.
11976 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11977 Use ix86_fp_comparison_strategy.
11978 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11979 (ix86_fp_jump_nontrivial_p): Eliminate.
11980 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11981 call to ix86_expand_compare.
11982 (ix86_split_fp_branch, ix86_expand_setcc,
11983 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11984 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11986 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11988 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11989 related to jump_clobbers.
11990 * config/arm/arm.md (conds): Remove jump_clob case.
11991 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11992 splits): Change comparison_operator to arm_comparison_operator.
11993 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11996 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11998 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11999 condition for floating point modes.
12000 * expmed.c (emit_store_flag_1): Move here a bigger part
12001 of emit_store_flag.
12002 (emit_store_flag): Try swapping the condition for floating point
12004 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
12006 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12008 * expr.c (expand_expr_real_1): Just use do_store_flag.
12009 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
12010 emit_store_flag_force.
12011 * expmed.c (emit_store_flag_force): Copy here trick
12012 previously in expand_expr_real_1. Try reversing the comparison.
12013 (emit_store_flag_1): Work if target is NULL.
12014 (emit_store_flag): Work if target is NULL, using the result mode
12015 from the comparison. Use split_comparison, restructure final part
12016 to simplify conditionals.
12018 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12020 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
12021 * dojump.c (do_jump): Change handling of floating-point
12022 ops to use just do_compare_and_jump.
12023 (split_comparison): New.
12024 (do_compare_rtx_and_jump): Add here logic coming previously
12025 in do_jump, using split_comparison.
12027 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
12030 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
12032 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12034 * tree-ssa-alias.c: Fix unintentional commit.
12036 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12038 * passes.c (execute_one_pass): Fix unintentional commit.
12040 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12042 * df-problems.c (df_set_seen, df_unset_seen): Delete.
12043 (df_rd_local_compute, df_md_local_compute): Inline them.
12045 (df_md_scratch): New.
12046 (df_md_alloc, df_md_free): Allocate/free it.
12047 (df_md_local_compute): Only include live registers in init.
12048 (df_md_transfer_function): Prune the in-set computed by
12049 the confluence function, and the gen-set too.
12051 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12053 PR rtl-optimization/26854
12054 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
12055 * df-problems.c (df_rd_add_problem): Fix comment.
12056 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
12057 df_md_simulate_artificial_defs_at_top,
12058 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
12059 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
12060 df_md_transfer_function, df_md_init, df_md_confluence_0,
12061 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
12062 problem_MD, df_md_add_problem): New.
12063 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
12064 df_md_get_bb_info): New.
12065 (DF_LAST_PROBLEM_PLUS1): Adjust.
12067 * Makefile.in (fwprop.o): Include domwalk.h.
12068 * fwprop.c: Include domwalk.h.
12069 (reg_defs, reg_defs_stack): New.
12070 (bitmap_only_bit_between): Remove.
12071 (process_defs): New.
12072 (process_uses): Use reg_defs and local_md instead of
12073 bitmap_only_bit_between and local_rd.
12074 (single_def_use_enter_block): New, from build_single_def_use_links.
12075 (single_def_use_leave_block): New.
12076 (build_single_def_use_links): Remove code moved to
12077 single_def_use_enter_block, invoke domwalk.
12078 (use_killed_between): Adjust comment.
12080 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12082 * bitmap.h (bitmap_ior_and_into): New.
12083 * bitmap.c (bitmap_ior_and_into): New.
12085 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12087 * domwalk.h (struct dom_walk_data): Remove all callbacks except
12088 before_dom_children_before_stmts and after_dom_children_after_stmts.
12089 Rename the two remaining callbacks to just before_dom_children and
12090 after_dom_children. Remove other GIMPLE statement walking bits.
12091 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
12092 * graphite.c: Do not include domwalk.h.
12093 * tree-into-ssa.c (interesting_blocks): New global.
12094 (struct mark_def_sites_global_data): Remove it and names_to_rename.
12095 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
12096 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
12097 now that they're not domwalk callbacks.
12098 (rewrite_initialize_block): Rename to...
12099 (rewrite_enter_block): ... this, place after called functions. Test
12100 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
12101 (rewrite_finalize_block): Rename to...
12102 (rewrite_leave_block): ... this, place after called functions.
12103 (rewrite_update_init_block): Rename to...
12104 (rewrite_update_enter_block): ... this, place after called functions.
12105 Test interesting_blocks, call rewrite_update_stmt and
12106 rewrite_update_phi_arguments.
12107 (rewrite_update_fini_block): Rename to...
12108 (rewrite_leave_block): ... this, place after called functions.
12109 (rewrite_blocks): Remove last argument, simplify initialization of
12111 (mark_def_sites_initialize_block): Rename to...
12112 (mark_def_sites_block): ... this, call mark_def_sites.
12113 (mark_def_sites_blocks): Remove argument, simplify initialization of
12115 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
12116 (update_ssa): Likewise.
12117 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
12119 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
12120 (dom_opt_initialize_block): Rename to...
12121 (dom_opt_enter_block): ... this, place after called functions. Walk
12122 statements here, inline propagate_to_outgoing_edges.
12123 (dom_opt_finalize_block): Rename to...
12124 (dom_opt_leave_block): ... this, place after called functions.
12125 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
12127 (dse_enter_block, dse_record_phi): New.
12128 (dse_record_phis): Delete.
12129 (dse_finalize_block): Rename to...
12130 (dse_leave_block): ... this.
12131 (tree_ssa_dse): Simplify initialization of walk_data.
12132 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
12133 Adjust initialization of walk_data.
12134 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
12135 * tree-ssa-loop-phiopt.c (get_non_trapping):
12136 Adjust initialization of walk_data.
12137 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
12138 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
12139 it's not a domwalk callback.
12140 (uncprop_initialize_block): Rename to...
12141 (dse_enter_block): ... this, call uncprop_into_successor_phis.
12142 (dse_finalize_block): Rename to...
12143 (dse_leave_block): ... this.
12144 (tree_ssa_uncprop): Simplify initialization of walk_data.
12145 * Makefile.in: Adjust dependencies.
12147 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
12149 * arm.md (casesi): Fix test for Thumb1.
12150 (thumb1_casesi_internal_pic): Likewise.
12151 (thumb1_casesi_dispatch): Likewise.
12153 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
12155 * config/arm/arm-cores.def: Added core cortex-m0.
12156 * config/arm/arm-tune.md: Regenerated.
12157 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
12159 2009-06-26 DJ Delorie <dj@redhat.com>
12161 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
12163 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
12164 the scheduler doesn't tag jump insns.
12166 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
12168 * c-decl.c (merge_decls): Re-indent.
12170 2009-06-26 Janis Johnson <janis187@us.ibm.com>
12173 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
12174 Special-case decimal float constants.
12176 2009-06-26 Richard Henderson <rth@redhat.com>
12178 * function.h (struct function): Add cannot_be_copied_reason,
12179 and cannot_be_copied_set.
12180 * tree-inline.c (has_label_address_in_static_1): Rename from
12181 inline_forbidden_p_2; don't set inline_forbidden_reason here.
12182 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
12183 don't set inline_forbidden_reason.
12184 (copy_forbidden): New function, split out of inline_forbidden_p.
12185 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
12186 (inline_forbidden_p): Use copy_forbidden.
12187 (tree_versionable_function_p): Likewise.
12188 (inlinable_function_p): Merge into tree_inlinable_function_p.
12189 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
12190 * ipa-cp.c (ipcp_versionable_function_p): New function.
12191 (ipcp_cloning_candidate_p): Use it.
12192 (ipcp_node_modifiable_p): Likewise.
12194 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
12196 * builtins.c (expand_builtin_alloca): Handle builtin alloca
12197 that is marked not to be inlined. Remove flag_mudflap use.
12198 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
12199 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
12201 2009-06-26 Steve Ellcey <sje@cup.hp.com>
12204 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
12205 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
12207 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
12209 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
12211 (__mingwthr_remove_key_dtor): Likewise.
12213 2009-06-26 Richard Guenther <rguenther@suse.de>
12215 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
12217 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
12219 PR middle-end/40525
12220 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
12221 try the non-cond_exec path also.
12223 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12226 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
12227 (output_cbranch): Use new functions.
12228 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
12231 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
12232 Pat Haugen <pthaugen@us.ibm.com>
12233 Revital Eres <ERES@il.ibm.com>
12235 * config/rs6000/rs6000.c (print_operand): Correct lossage message
12236 for %c error. Add %x support to print VSX registers as a unified
12237 register set, instead of separate float and altivec registers.
12238 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
12239 %y case, and add support for VSX pre-modify addresses.
12240 (output_toc): Add assert for CONST containing an integer constant
12242 (rs6000_adjust_cost): Add POWER7 support.
12243 (insn_must_be_first_in_group): Ditto.
12244 (insn_must_be_last_in_group): Ditto.
12245 (rs6000_emit_popcount): Ditto.
12246 (rs6000_vector_mode_supported_p): Ditto.
12248 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
12249 Change some of the functions called by macros to being called
12250 through a pointer, so debug functions can be inserted if
12251 -mdebug=addr or -mdebug=cost.
12252 (rs6000_preferred_reload_class_ptr): Ditto.
12253 (rs6000_secondary_reload_class_ptr): Ditto.
12254 (rs6000_secondary_memory_needed_ptr): Ditto.
12255 (rs6000_cannot_change_mode_class_ptr): Ditto.
12256 (rs6000_secondary_reload_inner): Ditto.
12257 (rs6000_legitimize_reload_address): Ditto.
12258 (rs6000_legitimize_reload_address_ptr): Ditto.
12259 (rs6000_mode_dependent_address): Ditto.
12260 (rs6000_mode_dependent_address_ptr): Ditto.
12262 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
12263 function to return true if the mode allows reg + integer
12265 (virtual_stack_registers_memory_p): New function to return true if
12266 the address refers to a virtual stack register.
12267 (rs6000_legitimate_offset_address_p): Move code to say whether a
12268 mode supports reg+int addressing to reg_offset_addressing_ok_p and
12270 (rs6000_legitimate_address_p): Add checks for modes that only can
12271 do reg+reg addressing. Start adding VSX support.
12272 (rs6000_legitimize_reload_address): Ditto.
12273 (rs6000_legitimize_address): Ditto.
12274 (rs6000_debug_legitimate_address_p): New debug functions for
12275 -mdebug=addr and -mdebug=cost.
12276 (rs6000_debug_rtx_costs): Ditto.
12277 (rs6000_debug_address_costs): Ditto.
12278 (rs6000_debug_adjust_cost): Ditto.
12279 (rs6000_debug_legitimize_address): Ditto.
12280 (rs6000_legitimize_reload_address_ptr): Point to call normal
12281 function or debug function. Make functions called via pointer
12283 (rs6000_mode_dependent_address_ptr): Ditto.
12284 (rs6000_secondary_reload_class_ptr): Ditto.
12285 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
12286 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
12287 into a friendlier error.
12288 (rs6000_init_builtins): Add initial VSX support.
12289 (rs6000_adjust_cost): Fix some spacing issues.
12291 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
12292 (REG_CLASS_NAMES): Ditto.
12293 (REG_CLASS_CONTENTS): Ditto.
12294 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
12295 pointer, to add -mdebug=addr support.
12296 (CANNOT_CHANGE_MODE_CLASS): Ditto.
12297 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
12298 -mdebug=addr support.
12299 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
12300 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
12301 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
12303 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
12305 (bswapsi*): Set attribute types for load/store. Add combiner
12306 patterns to eliminate zero extend on 64-bit.
12307 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
12308 stdbrx if the hardware supports those instructions.
12310 2009-06-25 Ian Lance Taylor <iant@google.com>
12312 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
12313 (Link Options): Document -static-libstdc++.
12315 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12318 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
12319 DATA_ALIGNMENT instead.
12321 2009-06-25 Richard Guenther <rguenther@suse.de>
12323 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
12324 indirect references against the callused/escaped solutions.
12325 (call_may_clobber_ref_p_1): Likewise.
12327 2009-06-25 Martin Jambor <mjambor@suse.cz>
12329 PR tree-optimization/40493
12330 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
12331 (enum unscalarized_data_handling): New type.
12332 (handle_unscalarized_data_in_subtree): Return what has been done.
12333 (load_assign_lhs_subreplacements): Handle left flushes differently.
12334 (sra_modify_assign): Use unscalarized_data_handling, simplified
12335 condition determining whether to remove the statement.
12337 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12339 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12340 excerpt - @ should be doubled for texinfo.
12342 2009-06-24 Ian Lance Taylor <iant@google.com>
12344 * config/arc/arc.c: Include "df.h".
12345 (arc_attribute_table): Make static. Move higher in file.
12346 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12347 (output_shift): Initialize n later to avoid warning.
12348 * config/arm/arm.c (arm_attribute_table): Make static. Move
12350 * config/avr/avr.c (avr_attribute_table): Make static. Move
12352 (reg_class_tab): Change array type from int to enum reg_class.
12353 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12355 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12356 (lshrhi3_out): Likewise.
12357 (class_likely_spilled_p): Change return type to bool.
12358 (avr_rtx_costs): Use local code variable with enum type.
12359 * config/avr/avr.md (movmemhi): Use add_reg_note.
12360 (andhi3, andsi3): Don't use AS2 with "and".
12361 (iorhi3, iorsi3): Don't use AS2 with "or".
12362 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12363 * config/crx/crx.c: Include "df.h".
12364 (crx_attribute_table): Make static.
12365 * config/m32r/m32r.c: Include "df.h".
12366 (m32r_attribute_table): Make static. Move higher in file.
12367 (pop): Use add_reg_note.
12368 (block_move_call): Change 0 to LCT_NORMAL in function call.
12369 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12370 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12371 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12372 declare, not just when TREE_CODE is defined.
12373 * config/m68hc11/m68hc11.c: Include "expr.h".
12374 (m68hc11_attribute_table): Make static. Move higher in file.
12375 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12377 (m68hc11_register_indirect_p): Likewise.
12378 (m68hc11_function_arg_padding): Change return type to enum
12380 (emit_move_after_reload): Use add_reg_note.
12381 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12382 (m68hc11_split_logical): Likewise.
12383 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12385 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12386 to VOIDmode in function call.
12387 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12389 (m68hc11_split_logical): Update declaration.
12390 (m68hc11_function_arg_padding): Update declaration.
12391 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12392 to array of enum reg_class.
12393 (mcore_attribute_table): Make static. Move higher in file.
12394 (mcore_rtx_costs): Add cast to enum type.
12395 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12396 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12397 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12399 * config/sh/predicates.md (trapping_target_operand): Rename and to
12401 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12403 * config/spu/spu.c (spu_attribute_table): Make static. Move
12405 * config/v850/v850.c (v850_attribute_table): Make static. Move
12407 (v850_rtx_costs): Use local code with enum type.
12408 (expand_epilogue): Add cast.
12409 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12411 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12414 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12415 -m2a-single-only and -m2a-nofpu.
12416 * config/sh/sh.opt: Document m2a generates FPU code.
12418 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12420 * defaults.h (CAN_ELIMINATE): Provide default.
12421 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12422 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12423 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12424 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12425 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12426 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12427 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12428 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12429 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12430 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12432 2009-06-24 DJ Delorie <dj@redhat.com>
12434 * mep-ext-cop.cpu: Fix copyright notice.
12435 * mep-default: Fix copyright notice.
12436 * mep-core: Fix copyright notice.
12437 * mep: Fix copyright notice.
12438 * mep-ivc2: Fix copyright notice.
12439 * mep-c5: Fix copyright notice.
12441 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12443 * doc/contrib.texi (Contributors):
12445 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12447 PR middle-end/40501
12448 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12449 src and dst operands if necessary.
12451 2009-06-23 DJ Delorie <dj@redhat.com>
12454 * config.gcc: Add mep support.
12455 * recog.c: Resurrect validate_replace_rtx_subexp().
12456 * recog.h: Likewise.
12457 * config/mep/: Add new port:
12458 * config/mep/constraints.md: New file.
12459 * config/mep/default.h: New file.
12460 * config/mep/intrinsics.h: New file.
12461 * config/mep/intrinsics.md: New file.
12462 * config/mep/ivc2-template.h: New file.
12463 * config/mep/mep-c5.cpu: New file.
12464 * config/mep/mep-core.cpu: New file.
12465 * config/mep/mep-default.cpu: New file.
12466 * config/mep/mep-ext-cop.cpu: New file.
12467 * config/mep/mep-intrin.h: New file.
12468 * config/mep/mep-ivc2.cpu: New file.
12469 * config/mep/mep-lib1.asm: New file.
12470 * config/mep/mep-lib2.c: New file.
12471 * config/mep/mep-pragma.c: New file.
12472 * config/mep/mep-protos.h: New file.
12473 * config/mep/mep-tramp.c: New file.
12474 * config/mep/mep.c: New file.
12475 * config/mep/mep.cpu: New file.
12476 * config/mep/mep.h: New file.
12477 * config/mep/mep.md: New file.
12478 * config/mep/mep.opt: New file.
12479 * config/mep/predicates.md: New file.
12480 * config/mep/t-mep: New file.
12482 2009-06-23 Ian Lance Taylor <iant@google.com>
12484 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12485 from loose_warn into c_loose_warn and from strict_warn into
12486 c_strict_warn. Set and substitute warn_cxxflags. Check for
12487 --enable-build-with-cxx. Set and substitute
12488 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12489 * Makefile.in (CXXFLAGS): New variable.
12490 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12491 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12492 the default is the same as $(STRICT_WARN).
12493 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12494 (CXX): New variable.
12495 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12496 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12497 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12498 (HOST_LIBS): New variable.
12499 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12500 (ALL_CXXFLAGS): New variable.
12501 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12502 * doc/install.texi (Configuration): Document
12503 --enable-build-with-cxx, --with-stage1-ldflags,
12504 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12505 * configure: Rebuild.
12507 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12509 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12510 from previous commit.
12512 2009-06-23 Ian Lance Taylor <iant@google.com>
12514 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12516 2009-06-23 Ian Lance Taylor <iant@google.com>
12518 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12519 with ATTRIBUTE_UNUSED.
12521 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12522 Pat Haugen <pthaugen@us.ibm.com>
12523 Revital Eres <eres@il.ibm.com>
12525 * config.in (HAVE_AS_POPCNTD): Add default definition.
12526 (HAVE_AS_LWSYNC): Ditto.
12528 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12530 (gcc_cv_as_powerpc_cmpb): Ditto.
12531 (gcc_cv_as_powerpc_dfp): Ditto.
12532 (gcc_cv_as_powerpc_vsx): Ditto.
12533 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12534 supporting the popcntd/lwsync instructions.
12535 (gcc_cv_as_powerpc_lwsync): Ditto.
12536 * configure: Regenerate.
12538 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12539 -mcpu=native and -mcpu=power7.
12540 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12542 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12543 a variable instead of a mask to reduce the number of mask bits.
12544 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12545 (-mbit-word): Ditto.
12546 (-mregnames): Ditto.
12547 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12548 (-mfused-madd): Ditto.
12550 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12552 (-mvsx): New switch for VSX instructions.
12553 (-misel): Move from a variable to a mask to allow it to be set by
12556 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12557 function declaration to an array declaration.
12558 (rs6000_hard_regno_nregs): New external array declaration.
12560 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12561 files included by rs6000.md.
12563 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12564 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12566 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12568 (rs6000_debug_reg): New -mdebug= variables.
12569 (rs6000_debug_addr): Ditto.
12570 (rs6000_debug_cost): Ditto.
12571 (rs6000_pmode): New variable to hold Pmode.
12572 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12573 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12574 calculated at compiler start.
12575 (rs6000_hard_regno_nregs): Change function to an array which holds
12576 HARD_REGNO_NREGS calculated at compiler start.
12577 (rs6000_explicit_options): Delete isel field.
12578 (rs6000_vector_unit): New array to hold which vector unit
12579 supports arithmetic options for a given type.
12580 (rs6000_vector_mem): New array to hold which vector unit supports
12581 memory reference operations for a given type.
12582 (rs6000_vector_align): New array to given the alignment of each
12584 (power7_cost): New basic costs for power7.
12585 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12586 (rs6000_hard_regno_nregs_internal): New function, moved from
12587 HARD_REGNO_NREGS, to calculate the number of registers each hard
12588 register takes for each type.
12589 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12590 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12591 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12592 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12593 unit information here so it is calculated once at compiler startup
12595 (rs6000_override_options): Make -misel a target mask. Add more
12596 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12597 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12599 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12600 (rs6000_handle_option): Move -misel from variable to target mask.
12601 (rs6000_builtin_mask_for_load): Add VSX support.
12602 (rs6000_conditional_register_usage): Ditto.
12603 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12604 (function_arg_boundary): Ditto.
12605 (rs6000_expand_builtin): Ditto.
12606 (def_builtin): Make abort message a little friendlier.
12607 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12609 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12610 assembler support the popcntd instruction instead of a vsx
12611 instruction to enable power7 support.
12612 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12613 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12614 option to the assembler if -mcpu=native.
12615 (ASM_CPU_NATIVE_SPEC): Ditto.
12616 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12618 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12619 the lwsync instruction.
12620 (enum processor_type): Add PROCESSOR_POWER7.
12621 (rs6000_debug_reg): New -mdebug= options.
12622 (rs6000_debug_addr): Ditto.
12623 (rs6000_debug_cost): Ditto.
12624 (rs6000_isel): Delete.
12625 (enum rs6000_vector): New enum to say what vector unit we have.
12626 (VECTOR_UNIT_*): New macros to say which vector unit has
12627 arithmetic operations for a given type.
12628 (VECTOR_MEM_*): New macros to say which vector unit has memory
12629 operations for a given type.
12630 (TARGET_LDBRX): Whether the machine supports the ldbrx
12632 (TARGET_ISEL): Delete, -misel moved to be a mask.
12633 (TARGET_ISEL64): New macro for 64-bit isel support.
12634 (UNITS_PER_VSX_WORD): New macro.
12635 (POINTER_SIZE): Move to be an external variable, rather than
12636 calculating whether we are generating 32 ot 64-bit code.
12638 (STACK_BOUNDARY): Add VSX support.
12639 (LOCAL_ALIGNMENT): Ditto.
12640 (SLOW_UNALIGNED_ACCESS): Ditto.
12641 (VSX_REGNO_P): New macro for VSX support.
12642 (VFLOAT_REGNO_P): Ditto.
12643 (VINT_REGNO_P): Ditto.
12644 (VLOGICAL_REGNO_P): Ditto.
12645 (VSX_VECTOR_MODE): Ditto.
12646 (VSX_SCALAR_MODE): Ditto.
12648 (VSX_MOVE_MODE): Ditto.
12649 (VSX_REG_CLASS_P): Ditto.
12650 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12652 (UNITS_PER_SIMD_WORD): Add VSX support.
12653 (MODES_TIEABLE_P): Ditto.
12654 (STARTING_FRAME_OFFSET): Ditto.
12655 (STACK_DYNAMIC_OFFSET): Ditto.
12656 (EPILOGUE_USES): Ditto.
12657 (REGNO_REG_CLASS): Move to array lookup.
12658 (CLASS_MAX_NREGS): Ditto.
12659 (rs6000_vector_reg_class): Add declaration.
12660 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12661 overlap with the floating point and Altivec registers.
12663 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12665 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12666 give the appropriate asm switches if -mcpu=native.
12667 (host_detect_local_cpu): Add support for "asm".
12668 (host_detect_local_cpu): Follow GNU code guidelines for name.
12670 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12671 -mbit-word to a variable instead of being a target mask.
12673 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12674 emit the lwsync instruction instead of emitting the instruction as
12675 an integer constant.
12677 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12678 fixuns_trundfsi2, move expander into rs6000.md.
12680 * config/rs6000/rs6000.md (cpu): Add power7.
12681 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12682 (logical predicate patterns): Change the single instruction
12683 primitives that set CR0 to be fast_compare instead of compare.
12685 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12686 (popcntddi2): Ditto.
12687 (popcount<mode>): Ditto.
12688 (floating multiply/add insns): Name the floating point
12689 multiply/add insns.
12690 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12691 (isel_unsigned_<mode>): Ditto.
12692 (fixuns_trundfsi2): Move expander here from spe.md.
12693 (smindi3): Define if we have -misel on 64-bit systems.
12698 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12700 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12702 * config/avr/avr.c (avr_current_device): New variable.
12703 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12704 (avr_arch, mcu_type_s): Move to avr.h.
12705 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12706 default_data_section_start fields.
12707 (avr_arch): Moved from avr.c.
12708 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12709 library_name fields.
12710 (avr_current_device, avr_mcu_types, avr_arch_types,
12711 avr_device_to_arch, avr_device_to_data_start,
12712 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12713 (EXTRA_SPEC_FUNCTIONS): Define.
12714 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12715 options mapping. Use device_to_arch and device_to_data_start insted.
12716 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12717 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12718 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12719 * config/avr/driver-avr.c: New file.
12720 * config/avr/avr-devices.c: New file.
12722 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12724 * var-tracking.c (unshare_variable): Force initialized to
12725 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12726 (set_variable_part): Likewise.
12727 (struct variable_union_info): Remove pos_src field.
12728 (vui_vec, vui_allocated): New variables.
12729 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12730 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12731 == 1 use a simpler sorting algorithm. Compute pos field right
12732 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12733 Avoid quadratic comparison if !flag_var_tracking_uninit.
12734 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12735 unshare_variable unconditionally.
12736 (dataflow_set_different_2): Removed.
12737 (dataflow_set_different): Don't traverse second hash table.
12738 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12739 unconditionally to var_reg_set or var_mem_set.
12740 (emit_notes_in_bb): Likewise.
12741 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12743 (emit_note_insn_var_location): Don't set initialized to
12744 VAR_INIT_STATUS_INITIALIZED early.
12745 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12747 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12749 * tree-object-size.c (addr_object_size): Instead of checking
12750 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12751 are no FIELD_DECLs following it.
12753 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12755 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12756 order to match bswaps with signed source operands.
12758 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12760 * sdbout.c (sdbout_one_type): Fix braces in switch.
12762 2009-06-23 Richard Guenther <rguenther@suse.de>
12764 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12766 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12767 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12768 var_callused, callused_tree, var_storedanything, storedanything_tree,
12769 var_integer, integer_tree): Remove global variables.
12770 (new_var_info): Do not pass new id, append the new var to the
12771 global variable vector.
12772 (do_ds_constraint): Use is_global_var member of the variable-info.
12773 (new_scalar_tmp_constraint_exp): Adjust.
12774 (create_function_info_for): Likewise.
12775 (create_variable_info_for): Likewise.
12776 (find_what_var_points_to): Remove dead code.
12777 (init_base_vars): Simplify.
12778 (compute_points_to_sets): Adjust.
12780 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12782 * combine.c (try_combine): Dump information about the insns we're
12785 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12787 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12788 check when calling force_to_mode on TRUNCATE's operand.
12790 2009-06-22 Ian Lance Taylor <iant@google.com>
12792 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12794 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12796 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12798 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12800 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12801 override library linkage flags such as -static-libgcc or
12804 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12806 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12808 2009-06-22 Ian Lance Taylor <iant@google.com>
12810 * config/linux.opt: Put mglibc ahead of muclibc.
12812 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12813 for duplicate decls.
12815 2009-06-22 Matthias Klose <doko@ubuntu.com>
12817 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12819 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12822 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12823 instead of NULL if a parser error occurs.
12825 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12827 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12828 non-DWARF2_DEBUGGING_INFO version.
12830 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12832 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12833 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12835 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12836 (LIBGCC2_TF_CEXT): Define.
12839 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12842 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12844 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12846 * config/arm/arm.c (arm_override_options): Disable
12847 -mcaller-super-interworking and -mcallee-super-interworking.
12848 * doc/invoke.texi (ARM Options): Document this.
12850 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12852 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12853 * config/arm/constraints.md (j): New constraint for movw operands.
12854 (N): Remove thumb2 meaning.
12855 * config/arm/arm.md (*arm_movw): Delete.
12856 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12857 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12858 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12860 2009-06-22 Martin Jambor <mjambor@suse.cz>
12862 PR tree-optimization/40492
12863 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12864 build_ref_for_offset.
12866 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12868 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12869 JUMP_TABLE_DATA_P predicates where applicable.
12870 * auto-inc-dec.c: Ditto.
12871 * builtins.c: Ditto.
12872 * caller-save.c: Ditto.
12874 * cfgcleanup.c: Ditto.
12875 * cfglayout.c: Ditto.
12877 * combine.c: Ditto.
12878 * combine-stack-adj.c: Ditto.
12882 * df-scan.c: Ditto.
12884 * dwarf2asm.c: Ditto.
12885 * dwarf2out.c: Ditto.
12886 * emit-rtl.c: Ditto.
12892 * function.c: Ditto.
12895 * genpreds.c: Ditto.
12896 * genrecog.c: Ditto.
12898 * ira-costs.c: Ditto.
12899 * ira-lives.c: Ditto.
12901 * loop-iv.c: Ditto.
12902 * lower-subreg.c: Ditto.
12903 * modulo-sched.c: Ditto.
12905 * postreload.c: Ditto.
12906 * print-rtl.c: Ditto.
12908 * reginfo.c: Ditto.
12909 * regmove.c: Ditto.
12910 * reload1.c: Ditto.
12913 * rtlanal.c: Ditto.
12915 * sched-vis.c: Ditto.
12917 * sel-sched-ir.c: Ditto.
12918 * simplify-rtx.c: Ditto.
12919 * targhooks.c: Ditto.
12920 * var-tracking.c: Ditto.
12921 * vmsdbgout.c: Ditto.
12923 2009-06-22 Matthias Klose <doko@ubuntu.com>
12925 * Makefile.in (install-plugin): Always use DESTDIR.
12927 2009-06-22 Olivier Hainque <hainque@adacore.com>
12929 * config/pa/pa.c (output_call): Don't optimize post call jumps
12930 into return address adjustments if the call may throw.
12932 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12934 * arm.c (thumb1_output_casesi): New function.
12935 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12936 optimizing for size or PIC.
12937 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12938 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12939 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12940 (thumb1_casesi_internal_pic): New expand rule.
12941 (thumb1_casesi_dispatch): New pattern.
12942 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12944 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12945 in the text seciton when PIC or optimizing for size.
12946 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12947 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12948 preservation properties of code.
12949 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12950 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12951 (__gnu_thumb1_case_si): New function.
12952 * t-arm (LIB1ASMSRC): Define here.
12953 (LIB1ASMFUNCS): Add some common functions.
12954 * t-arm-elf (LIB1ASMSRC): Delete.
12955 (LIB1ASMFUNCS): Append to existing set.
12956 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12957 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12958 * t-symbian (LIB1ASMFUNCS): Likewise.
12959 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12960 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12962 2009-06-21 Richard Guenther <rguenther@suse.de>
12964 PR tree-optimization/38729
12965 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12966 to loops with a single exit if -fno-expensive-optimizations.
12968 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12970 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12971 (dataflow_set): Change vars type from htab_t to shared_hash.
12972 (shared_hash_pool, empty_shared_hash): New variables.
12973 (vars_clear): Removed.
12974 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12975 shared_hash_find_slot_unshare, shared_hash_find_slot,
12976 shared_hash_find_slot_noinsert, shared_hash_find): New
12978 (shared_hash_unshare, shared_hash_destroy): New functions.
12979 (unshare_variable): Unshare set->vars if shared, use
12981 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12982 (get_init_value, find_src_set_src, dump_dataflow_set,
12983 clobber_variable_part, emit_notes_for_differences): Use
12985 (dataflow_set_init): Remove second argument, set vars to
12986 empty_shared_hash instead of creating a new htab.
12987 (dataflow_set_clear): Call shared_hash_destroy and set vars
12988 to empty_shared_hash instead of calling vars_clear.
12989 (dataflow_set_copy): Don't call vars_copy, instead just share
12990 the src htab with dst.
12991 (variable_union): Use shared_hash_*, use initially NO_INSERT
12992 lookup if set->vars is shared. Don't keep slot cleared before
12993 calling unshare_variable. Unshare set->vars if needed.
12994 Even ->refcount == 1 vars must be unshared if set->vars is shared
12995 and var needs to be modified.
12996 (variable_canonicalize): New function.
12997 (dataflow_set_union): If dst->vars is empty, just share src->vars
12998 with dst->vars and traverse with variable_canonicalize to canonicalize
12999 and unshare what is needed.
13000 (dataflow_set_different): If old_set and new_set use the same shared
13001 htab, they aren't different. If number of htab elements is different,
13002 htabs are different. Use shared_hash_*.
13003 (dataflow_set_destroy): Call shared_hash_destroy instead of
13005 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
13006 second argument to dataflow_set_init.
13007 (vt_initialize): Likewise. Initialize shared_hash_pool and
13008 empty_shared_hash, move bb in/out initialization afterwards.
13009 Use variable_htab_free instead of NULL as changed_variables del hook.
13010 (variable_was_changed): Change type of second argument to pointer to
13011 dataflow_set. When inserting var into changed_variables, bump
13012 refcount. Unshare set->vars if set is shared htab and slot needs to
13014 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
13015 lookup if set->vars is shared. 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. Adjust variable_was_changed caller.
13018 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
13019 vars must be unshared if set->vars is shared and var needs to be
13020 modified. Adjust variable_was_changed caller.
13021 (emit_note_insn_var_location): Don't pool_free var.
13022 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
13024 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
13025 free_alloc_pool on shared_hash_pool.
13027 2009-06-20 Anthony Green <green@moxielogic.com>
13029 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
13030 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
13032 2009-06-20 Richard Guenther <rguenther@suse.de>
13034 * tree-ssa-structalias.c (find_func_aliases): For memset use
13035 a constraint from NULL if we memset to zero.
13036 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
13037 we explicitly handle that do not read from memory.
13038 (call_may_clobber_ref_p_1): Properly handle builtins that may
13041 2009-06-20 Richard Guenther <rguenther@suse.de>
13043 PR tree-optimization/40495
13044 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
13045 (new_scalar_tmp_constraint_exp): New function.
13046 (process_constraint): Do not create temporary decls.
13047 (process_all_all_constraints): Likewise.
13048 (handle_const_call): Likewise.
13049 (create_function_info_for): Do not set decl.
13051 2009-06-19 Ian Lance Taylor <iant@google.com>
13053 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
13054 (rs6000_attribute_table): Make static; move before use.
13056 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
13058 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
13059 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
13060 Propagate the TREE_READONLY flag without overwriting it.
13061 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
13062 Propagate the TREE_READONLY flag onto the result.
13063 (process_call_operands): Move around. Use correct constant value.
13065 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13068 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
13069 * config/arm/arm.md: Likewise.
13071 2009-06-19 Ian Lance Taylor <iant@google.com>
13073 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
13074 to GIMPLE_ERROR_MARK.
13076 * c-typeck.c (build_conditional_expr): Add op1_original_type and
13077 op2_original_type parameters. Warn about using different enum types.
13078 * c-parser.c (c_parser_conditional_expression): Pass original
13079 types to build_conditional_expr.
13080 * c-tree.h (build_conditional_expr): Update declaration.
13082 2009-06-19 Ian Lance Taylor <iant@google.com>
13084 * config/i386/i386.c (ix86_function_specific_save): Test that
13085 fields match values, rather than testing the values are in a
13088 2009-06-19 Richard Guenther <rguenther@suse.de>
13090 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
13091 ADDR_EXPR pointers.
13092 (ptr_derefs_may_alias_p): Likewise.
13093 (ptr_deref_may_alias_ref_p_1): New function.
13094 (ptr_deref_may_alias_ref_p): Likewise.
13095 (ref_maybe_used_by_call_p_1): Handle builtins that are not
13096 covered by looking at the ESCAPED solution.
13097 (call_may_clobber_ref_p_1): Likewise.
13098 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
13099 Handle NULL_TREE offset. Do not produce redundant constraints.
13100 (process_all_all_constraints): New helper function.
13101 (do_structure_copy): Use it.
13102 (handle_lhs_call): Likewise.
13103 (find_func_aliases): Handle some builtins with pointer arguments
13104 and/or return values explicitly.
13106 2009-06-19 Ian Lance Taylor <iant@google.com>
13108 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
13110 2009-06-19 Ian Lance Taylor <iant@google.com>
13112 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
13114 2009-06-19 Ian Lance Taylor <iant@google.com>
13116 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
13117 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
13120 * c-decl.c (finish_decl): If -Wc++-compat, warn about
13121 uninitialized const.
13123 2009-06-19 Ian Lance Taylor <iant@google.com>
13125 * dse.c (struct store_info): Rename bitmap field to bmap. Change
13128 * c-decl.c (in_struct, struct_types): Remove.
13129 (struct c_binding): Add in_struct field.
13130 (c_binding_ptr): Define type, along with VEC.
13131 (struct c_struct_parse_info): Define.
13132 (struct_parse_info): New static variable.
13133 (bind): Initialize in_struct field.
13134 (start_struct): Remove enclosing_in_struct and
13135 enclosing_struct_types parameters. Add
13136 enclosing_struct_parse_info parameter. Change all callers. Set
13137 struct_parse_info rather than in_struct and struct_types.
13138 (grokfield): If -Wc++-compat and there is a symbol binding for the
13139 field name, set the in_struct flag and push it on the
13140 struct_parse_info->fields vector.
13141 (warn_cxx_compat_finish_struct): New static function.
13142 (finish_struct): Remove enclosing_in_struct and
13143 enclosing_struct_types parameters. Add
13144 enclosing_struct_parse_info parameter. Change all callers. Don't
13145 set C_TYPE_DEFINED_IN_STRUCT here. Call
13146 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
13147 parameter. Only push on struct_types if warn_cxx_compat.
13148 (finish_enum): Only push on struct_types if warn_cxx_compat.
13149 (declspecs_add_type): Add loc parameter. Change all callers.
13150 Change all error calls to error_at. Pass loc, not input_location,
13151 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
13152 defined in a struct. If -Wc++-compat and parsing a struct, record
13153 that a typedef name was used.
13154 * c-parser.c (c_parser_declspecs): Get location to pass to
13155 declspecs_add_type.
13156 (c_parser_struct_or_union_specifier): Update calls to start_struct
13158 * c-tree.h (struct c_struct_parse_info): Declare.
13159 (finish_struct, start_struct): Update declarations.
13160 (declspecs_add_type): Update declaration.
13162 2009-06-19 Ian Lance Taylor <iant@google.com>
13164 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
13165 variable with an anonymous type.
13167 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13169 * see.c: Remove for real.
13171 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13173 * optabs.h (enum optab_index): Add new OTI_significand.
13174 (significand_optab): Define corresponding macro.
13175 * optabs.c (init_optabs): Initialize significand_optab.
13176 * genopinit.c (optabs): Implement significand_optab using
13177 significand?f2 patterns.
13178 * builtins.c (expand_builtin_mathfn): Handle
13179 BUILT_IN_SIGNIFICAND{,F,L}.
13180 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
13181 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
13183 * config/i386/i386.md (significandxf2, significand<mode>2): New
13184 expanders to implement significandf, significand and significandl
13185 built-ins as inline x87 intrinsics.
13187 2009-06-18 Anatoly Sokolov <aesok@post.ru>
13189 * config/avr/avr.c (avr_override_options): Remove setting value of
13190 PARAM_INLINE_CALL_COST.
13192 2009-06-18 Richard Henderson <rth@redhat.com>
13195 * tree-pass.h (TDF_ASMNAME): New.
13196 * tree-dump.c (dump_options): Add asmname.
13197 * doc/invoke.texi: Document it.
13199 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
13200 (dump_decl_name): ...here.
13201 (dump_function_name): New flags arg; mind TDF_ASMNAME.
13202 (dump_generic_node): Update dump_function_name calls.
13203 (print_call_name): New flags arg; update all dump calls.
13204 * diagnostic.h (print_call_name): Update.
13205 * gimple-pretty-print.c (dump_gimple_call): Update.
13207 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
13210 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
13212 2009-06-18 Diego Novillo <dnovillo@google.com>
13214 * doc/plugins.texi: Document plugin_is_GPL_compatible.
13215 * plugin.c (str_license): Declare.
13216 (try_init_one_plugin): Assert that the symbol
13217 'plugin_is_GPL_compatible' exists.
13219 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
13222 * Makefile.in (OBJS-common): Remove see.o.
13224 * common.opt (fsee): Mark as preserved for backward compatibility.
13225 * opts.c (common_handle_option): Add OPT_fsee to the backward
13226 compatibility section.
13227 * passes.c (init_optimization_passes, pass_see): Remove pass.
13228 * timevar.def (TV_SEE): Remove.
13229 * tree-pass.h (pass_see): Remove declaration.
13230 * doc/invoke.texi (-fsee): Remove documentation.
13232 2009-06-18 Martin Jambor <mjambor@suse.cz>
13234 * tree-sra.c: Include statistics.h
13235 (sra_stats): New variable.
13236 (sra_initialize): Clear sra_stats.
13237 (create_access_replacement): Increment sra_stats.replacements.
13238 (get_access_replacement): Do not return twice.
13239 (analyze_all_variable_accesses): Increment statistics counter by the
13240 number of scalarized aggregates.
13241 (generate_subtree_copies): Increment sra_stats.subtree_copies.
13242 (sra_modify_expr): Increment sra_stats.exprs.
13243 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
13244 (sra_modify_assign): Increment sra_stats.exprs,
13245 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
13246 (perform_intra_sra): Update statistics counters.
13247 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
13249 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13251 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
13252 (arm_scalar_mode_supported_p): New function.
13254 2009-06-18 Paul Brook <paul@codesourcery.com>
13255 Sandra Loosemore <sandra@codesourcery.com>
13257 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
13258 (__extendhfsf2, __truncsfhf2): Define.
13259 * config/arm/fp16.c: New file.
13260 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13261 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13263 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13265 * doc/extend.texi (Half-Precision): New section.
13266 * doc/invoke.texi (Option Summary): List -mfp16-format.
13267 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
13268 * config/arm/arm.opt (mfp16-format=): New.
13269 * config/arm/arm.c: Include intl.h.
13270 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
13271 (TARGET_INVALID_RETURN_TYPE): Redefine.
13272 (TARGET_PROMOTED_TYPE): Redefine.
13273 (TARGET_CONVERT_TO_TYPE): Redefine.
13274 (arm_fp16_format): Define.
13275 (all_fpus): Add entry for neon-fp16.
13276 (fp_model_for_fpu): Likewise.
13277 (struct fp16_format): Declare.
13278 (all_fp16_formats): Define.
13279 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
13281 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
13283 (arm_legitimate_index_p): Treat HFmode like HImode.
13284 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
13285 (coproc_secondary_reload_class): Special-case HFmode.
13286 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
13287 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
13288 (arm_init_fp16_builtins): New.
13289 (arm_init_builtins): Call it.
13290 (arm_invalid_parameter_type): New.
13291 (arm_invalid_return_type): New.
13292 (arm_promoted_type): New.
13293 (arm_convert_to_type).
13294 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
13296 (arm_emit_fp16_const): New function.
13297 (arm_mangle_type): Mangle __fp16 as "Dh".
13298 * config/arm/arm.h (TARGET_VFPD32): Make it know about
13300 (TARGET_NEON_FP16): New.
13301 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
13302 (enum fputype): Add FPUTYPE_NEON_FP16.
13303 (enum arm_fp16_format_type): Declare.
13304 (arm_fp16_format): Declare.
13305 (LARGEST_EXPONENT_IS_NORMAL): Define.
13306 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
13307 * config/arm/arm-modes.def (HFmode): Define.
13308 * config/arm/vfp.md (*movhf_vfp): New.
13309 (extendhfsf2): New.
13311 * config/arm/arm.md (fpu): Add neon_fp16.
13312 (floatsihf2, floatdihf2): New.
13313 (fix_trunchfsi2, fix_trunchfdi2): New.
13315 (extendhfdf2): New.
13317 (*arm32_movhf): New.
13318 (*thumb1_movhf): New.
13319 (consttable_2): Add check for HFmode constants.
13320 (consttable_4): Handle HFmode constants.
13322 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
13324 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
13326 2009-06-17 Olivier Hainque <hainque@adacore.com>
13328 * collect2.c (main): Use CONST_CAST2 to perform char ** to
13329 const char ** conversion in AIX specific section.
13331 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
13333 * config/i386/i386.c (ix86_special_builtin_type): Remove
13334 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13335 (bdesc_special_args): Updated.
13336 (ix86_init_mmx_sse_builtins): Likewise.
13337 (ix86_expand_special_args_builtin): Likewise.
13339 2009-06-17 Richard Henderson <rth@redhat.com>
13341 * tree-pretty-print.c (maybe_dump_asm_name): New.
13342 (dump_decl_name): Use it.
13343 (PRINT_FUNCTION_NAME): Merge into...
13344 (dump_function_name): ... here. Use maybe_dump_asm_name.
13346 2009-06-17 Cary Coutant <ccoutant@google.com>
13348 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13350 * debug.c (struct gcc_debug_hooks): Change placeholder for
13352 (debug_nothing_int_charstar_int): Replaced by...
13353 (debug_nothing_int_charstar_int_bool): ...this.
13354 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13355 source_line prototype.
13356 (debug_nothing_int_charstar_int): Replaced by...
13357 (debug_nothing_int_charstar_int_bool): ...this.
13358 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13359 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13360 Output is_stmt operand when necessary.
13361 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13362 (notice_source_line): Add is_stmt parameter.
13363 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13364 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13366 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13367 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13369 2009-06-17 Ian Lance Taylor <iant@google.com>
13371 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13373 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13376 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13378 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13379 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13380 tree_strip_sign_nop_conversions and
13381 tree_ssa_strip_useless_type_conversions rather than stripping
13382 the operations here.
13383 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13385 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13386 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13387 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13388 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13391 2009-06-17 Michael Eager <eager@eagercon.com>
13393 * config/rs6000/constraints.md (register_constraint "d"): New.
13394 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13395 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13396 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13397 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13398 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13399 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13400 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13401 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13402 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13403 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13405 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13406 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13407 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13408 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13409 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13410 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13411 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13412 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13413 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13414 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13415 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13416 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13417 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13418 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13420 2009-06-16 Ian Lance Taylor <iant@google.com>
13422 * profile.c (total_num_never_executed): Don't define.
13423 (compute_branch_probabilities): Don't count or print
13424 num_never_executed.
13425 (init_branch_prob): Don't set total_num_never_executed.
13426 (end_branch_prob): Don't print total_num_never_executed.
13428 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13430 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13432 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13434 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13435 (nabstd2_fpr): Same.
13437 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13439 * expr.c (expand_assignment): Change complex type check.
13441 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13443 * doc/plugins.texi (Building GCC plugins): Added new section.
13445 2009-06-17 Ian Lance Taylor <iant@google.com>
13447 * c-pch.c (get_ident): Don't set size of templ array.
13448 (pch_init): Don't set size of partial_pch array.
13450 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13451 string constant to intialize an array whose size is the length of
13454 2009-06-17 Richard Guenther <rguenther@suse.de>
13456 PR tree-optimization/40389
13457 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13458 to addressable types.
13459 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13461 2009-06-17 Richard Guenther <rguenther@suse.de>
13463 PR middle-end/40460
13464 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13465 if there is no evolution of left in the loop bail out.
13466 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13467 chrec_fold_multiply.
13469 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13470 Janis Johnson <janis187@us.ibm.com>
13473 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13474 for the symbol ref of a constant that is the source of a move
13475 - nor for any other not-obvious-label-ref constants.
13477 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13479 * plugin.c (position_pass): Skip newly inserted pass during list
13480 traversal to avoid repeated insertion.
13482 2009-06-16 Ian Lance Taylor <iant@google.com>
13484 * vec.h (VEC_stack_alloc): Define different version if
13485 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13486 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13487 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13488 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13490 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13492 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13494 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13495 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13496 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13497 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13498 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13499 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13500 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13501 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13502 __builtin_ia32_rdtscp.
13503 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13504 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13505 and __builtin_ia32_rorhi.
13506 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13507 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13508 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13509 (ix86_expand_args_builtin): Likewise.
13510 (ix86_expand_special_args_builtin): Likewise.
13512 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13513 (UNSPECV_RDTSC): Likewise.
13514 (UNSPECV_RDPMC): Likewise.
13515 (*bsr): Renamed to ...
13517 (*bsr_rex64): Renamed to ...
13520 (*rdpmc): Likewise.
13521 (*rdpmc_rex64): Likewise.
13523 (*rdtsc): Likewise.
13524 (*rdtsc_rex64): Likewise.
13525 (rdtscp): Likewise.
13526 (*rdtscp): Likewise.
13527 (*rdtscp_rex64): Likewise.
13529 * config/i386/ia32intrin.h: New.
13531 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13533 2009-06-16 Ian Lance Taylor <iant@google.com>
13535 * ira-build.c (copy_info_to_removed_store_destinations):
13536 Initialize parent_a.
13538 2009-06-16 Ian Lance Taylor <iant@google.com>
13540 * c-decl.c (grokdeclarator): Change size_varies to bool.
13542 2009-06-16 Ian Lance Taylor <iant@google.com>
13544 * sel-sched.c: Make forward declarations of move_op_hooks and
13545 fur_hooks explicitly extern.
13547 2009-06-16 Ian Lance Taylor <iant@google.com>
13549 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13550 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13552 2009-06-16 Ian Lance Taylor <iant@google.com>
13554 * resource.c (mark_referenced_resources): Change
13555 include_delayed_effects parameter to bool. Change all callers.
13556 (mark_end_of_function_resources): Likewise.
13557 * reorg.c (insn_references_resource_p): Likewise.
13558 (insn_sets_resource_p): Likewise.
13559 * resource.h (mark_referenced_resources): Update declaration.
13560 (mark_end_of_function_resources): Update declaration.
13562 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13564 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13566 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13568 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13569 GCC can bootstrap on AIX with GNU Binutils 2.20.
13571 2009-06-16 Ian Lance Taylor <iant@google.com>
13573 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13575 2009-06-16 Ian Lance Taylor <iant@google.com>
13577 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13578 inline, not extern inline.
13579 (exact_log2): Likewise.
13580 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13582 (exact_log2): Likewise, but don't test CTZ_HWI.
13584 2009-06-16 Ian Lance Taylor <iant@google.com>
13586 * bitmap.c (bitmap_clear): Don't declare as inline.
13587 * gimple.c (gimplify_assign): Likewise.
13588 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13589 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13590 (sched_scan_info): Remove duplicate definition.
13592 2009-06-16 Ian Lance Taylor <iant@google.com>
13594 * c-common.c (skip_evaluation): Don't define.
13595 (c_inhibit_evaluation_warnings): Define global variable.
13596 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13597 than skip_evaluation.
13598 (convert_and_check, warn_for_div_by_zero): Likewise.
13599 * c-common.h (skip_evaluation): Don't declare.
13600 (c_inhibit_evaluation_warnings): Declare.
13601 * c-parser.c (c_parser_typeof_specifier): Set
13602 c_inhibit_evaluation_warnings rather than skip_evaluation.
13603 (c_parser_conditional_expression): Likewise.
13604 (c_parser_binary_expression): Likewise.
13605 (c_parser_sizeof_expression): Likewise.
13606 (c_parser_alignof_expression): Likewise.
13607 * c-typeck.c (build_indirect_ref): Check
13608 c_inhibit_evaluation_warnings rather than skip_evaluation.
13609 (build_conditional_expr, build_binary_op): Likewise.
13611 2009-06-16 Richard Guenther <rguenther@suse.de>
13613 * tree-ssa-alias.c (is_escape_site): Remove.
13614 * tree-ssa-alias.h (enum escape_type): Remove.
13615 (is_escape_site): Likewise.
13616 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13617 via casts and asms without deferring to is_escape_site.
13619 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13621 PR middle-end/40446
13622 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13623 use gen_lowpart if op0 has complex mode.
13625 2009-06-16 Richard Guenther <rguenther@suse.de>
13627 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13628 variables add them to ESCAPED.
13629 (find_func_aliases): Do not make all indirectly stored values escaped.
13631 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13633 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13634 make_decl_one_only.
13636 2009-06-16 Martin Jambor <mjambor@suse.cz>
13638 PR tree-optimization/40432
13639 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13640 check whether we need to force gimple register operand.
13642 2009-06-16 Martin Jambor <mjambor@suse.cz>
13644 PR tree-optimization/40413
13645 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13646 build_ref_for_offset.
13647 (propagate_subacesses_accross_link): Fix a typo in a comment.
13649 2009-06-16 Ira Rosen <irar@il.ibm.com>
13651 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13652 with additional parameter.
13653 * tree-vectorizer.h (enum vect_def_type): Add new value
13655 (enum vect_relevant): Add comments.
13656 (vect_is_simple_reduction): Add new argument.
13657 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13658 Detect nested cycles.
13659 (vect_is_simple_reduction): Update documentation, add an argument to
13660 distinguish inner-loop reduction from nested cycle, detect nested
13661 cycles, fix printings and indentation, don't swap operands in case
13663 (get_initial_def_for_reduction): Handle subtraction.
13664 (vect_create_epilog_for_reduction): Add new argument to specify
13665 reduction variable.
13666 (vect_finalize_reduction): Handle subtraction, fix comments.
13667 (vectorizable_reduction): Handle nested cycles. In case of nested
13668 cycle keep track of the reduction variable position. Call
13669 vect_is_simple_reduction with additional parameter. Use original
13670 statement code in reduction epilogue for nested cycle. Call
13671 vect_create_epilog_for_reduction with additional parameter.
13672 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13673 inner-loop vectorization.
13674 (vect_recog_widen_sum_pattern): Likewise.
13675 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13677 (vect_mark_stmts_to_be_vectorized): Likewise.
13678 (vect_get_vec_def_for_operand): Handle nested cycles.
13680 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13682 * doc/invoke.texi (Debugging Options): Fix option index entries
13683 for -fdump-statistics, -frandom-seed add entries for
13684 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13685 (FRV Options): Fix entries for -mTLS, -mtls.
13686 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13687 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13688 (M68hc1x Options): Fix @itemx for -mnominmax.
13689 (MCore Options): Fix entry for -mno-lsim.
13690 (MMIX Options): Fix entry for -mabi=mmixware.
13691 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13693 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13695 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13696 Mention the plugin mode of gengtype.
13697 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13698 * gengtype.c: Updated copyright.
13699 (plugin_files, nb_plugin_files) Added new static variables.
13700 (measure_input_list) Care about plugin_files.
13701 (write_rtx_next): Added early return in plugin mode.
13702 (create_file): Updated copyright year in generated file. Added
13704 (oprintf): Added early return if NULL outf.
13705 (get_output_file_with_visibility): Care of plugin_files.
13706 (get_output_file_name): May return null.
13707 (write_local): Added early return.
13708 (put_mangled_filename): Ditto.
13709 (finish_root_table): Added check for base_files.
13710 (write_roots): Care about null when plugins.
13711 (main): Added plugin mode.
13713 2009-06-15 Ian Lance Taylor <iant@google.com>
13715 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13716 * gcov.c (read_count_file): Add braces around variables declared
13719 * c.opt (Wjump-misses-init): New warning.
13720 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13721 -Wall and -Wc++-compat if not already set.
13722 (c_common_post_options): Clear warn_jump_misses_init if it was not
13724 * c-decl.c (struct c_binding): Change type field to a union with
13725 new label field. Make it the first field in the struct. Update
13726 references to type to use u.type instead.
13727 (struct c_spot_bindings): Define.
13728 (struct c_goto_bindings): Define.
13729 (c_goto_bindings_p): Define, along with VECs.
13730 (struct c_label_vars): Define.
13731 (struct c_scope): Add has_label_bindings field.
13732 (bind_label, set_spot_bindings): New static functions.
13733 (decl_jump_unsafe, update_spot_bindings): New static functions.
13734 (update_label_decls): New static function.
13735 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13736 Update binding u.label field to shadowed field.
13737 (c_binding_start_stmt_expr): New function.
13738 (c_binding_end_stmt_expr): New function.
13739 (pushdecl): Don't call c_begin_vm_scope.
13740 (make_label): Add defining and p_label_vars parameters. Change
13742 (lookup_label): Correct test for whether a label has not yet been
13743 defined. Call bind_label rather than bind.
13744 (warn_about_goto): New static function.
13745 (lookup_label_for_goto): New function.
13746 (declare_label): Call bind_label rather than bind.
13747 (check_earlier_gotos): New static function.
13748 (define_label): Don't give errors about jumping into statement
13749 expressions or scopes of variably modified types. Call
13750 set_spot_bindings and check_earlier_gotos. Call bind_label
13751 instead of bind. Don't set label_context_stack_se or
13752 label_context_stack_vm.
13753 (c_get_switch_bindings): New function.
13754 (c_release_switch_bindings): New function.
13755 (c_check_switch_jump_warnings): New function.
13756 (start_function): Don't set label_context_stack_se or
13757 label_context_stack_vm.
13758 (finish_function): Likewise.
13759 * c-typeck.c (label_context_stack_se): Don't define.
13760 (label_context_stack_vm): Don't define.
13761 (c_finish_goto_label): Call lookup_label_for_goto rather than
13762 lookup_label. Don't give errors about jumping into a statement
13763 expression or the scope of a variably modified type. Don't set
13764 label_context_stack_se or label_context_stack_vm.
13765 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13766 fields. Add bindings field.
13767 (c_start_case): Don't set deleted fields. Set bindings field.
13768 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13769 or blocked_vm. Call c_check_switch_jump_warnings.
13770 (c_finish_case): Don't test blocked_stmt_expr field. Call
13771 c_release_switch_bindings.
13772 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13773 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13774 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13775 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13776 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13777 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13778 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13779 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13780 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13781 (C_DECL_UNJUMPABLE_VM): Don't define.
13782 (C_DECL_UNDEFINABLE_VM): Don't define.
13783 (struct c_label_list): Don't define.
13784 (struct c_label_context_se): Don't define.
13785 (struct c_label_context_vm): Don't define.
13786 (struct c_spot_bindings): Declare.
13787 (c_bindings_start_stmt_expr): Declare.
13788 (c_bindings_end_stmt_expr): Declare.
13789 (lookup_label_for_goto): Declare.
13790 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13791 (c_check_switch_jump_warnings): Declare.
13792 (label_context_stack_se, label_context_stack_vm): Don't declare.
13793 (c_finish_goto_label): Update declaration.
13794 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13795 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13796 (Warning Options): Document -Wjump-misses-init.
13798 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13800 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13803 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13805 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13807 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13809 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13811 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13813 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13815 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13817 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13818 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13819 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13820 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13821 * dwarf2asm.c (dw2_force_const_mem): Update call to
13822 make_decl_one_only.
13823 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13824 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13825 * langhooks.c (lhd_comdat_group): Remove.
13826 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13827 * tree.h (DECL_COMDAT_GROUP): New.
13828 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13829 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13830 (make_decl_one_only): Change signature.
13831 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13832 make_decl_one_only.
13833 (make_decl_one_only): Change signature.
13834 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13836 2009-06-15 Richard Guenther <rguenther@suse.de>
13838 PR middle-end/40439
13839 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13841 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13843 * tree-ssa-math-opts.c: Remove extra divide.
13845 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13847 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13849 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13851 * passes.c: Add bswap pass.
13852 * tree-pass.h: Add pass_optimize_bswap declaration.
13853 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13854 Include rtl.h, expr.h and optabs.h for optab_handler check.
13855 (struct symbolic_number, pass_optimize_bswap): New definition.
13856 (do_shift_rotate, verify_symbolic_number_p): New functions.
13857 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13858 (gate_optimize_bswap): New function.
13859 * tree.c (widest_int_cst_value): New function.
13860 * tree.h (widest_int_cst_value): Prototype added.
13862 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13864 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13865 REG_EQUAL/REG_EQUIV notes.
13867 2009-06-14 Richard Guenther <rguenther@suse.de>
13869 PR middle-end/40389
13870 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13871 has its address taken if NRV was applied and it is addressable.
13872 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13873 function split out from ...
13874 (get_constraint_for_1): ... here.
13875 (handle_rhs_call): Use it to mark the return slot escaped if
13876 it is addressable and NRV was applied.
13878 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13880 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13881 Change first argument type to location_t.
13882 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13883 Do not set input_location.
13884 Use loc instead of input_location throughout.
13886 2009-06-13 Richard Guenther <rguenther@suse.de>
13888 PR tree-optimization/40421
13889 * tree-predcom.c (should_unroll_loop_p): Remove.
13890 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13892 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13894 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13895 Add location argument.
13897 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13899 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13901 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13902 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13903 * config/spu/spu-protos.h: Add location to
13904 spu_resolve_overloaded_builtin.
13905 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13906 spu_build_builtin_va_list.
13907 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13908 argument. Pass location to build_function_call_vec.
13909 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13911 (emit_fpu_switch): Same.
13912 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13913 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13914 to build_decl and create_artificial_label.
13915 (xtensa_gimplify_va_arg_expr): Same.
13916 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13917 (xstormy16_gimplify_va_arg_expr): Same.
13918 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13919 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13920 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13921 (mips16_build_function_stub): Same.
13922 (mips16_build_call_stub): Same.
13924 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13927 * arm/constraints.md (Pa, Pb): New constraints.
13928 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13929 split pattern to deal with them.
13931 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13933 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13934 fix index entry for -Xpreprocessor.
13936 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13938 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13939 Add location argument to build_decl call.
13940 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13941 (rs6000_init_builtins): Same.
13942 (spe_init_builtins): Same.
13943 (rs6000_gimplify_va_arg): Add location argument to
13944 create_artificial_label call.
13946 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13948 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13949 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13950 * Makefile.in: Fix GGC dependency for gcse.o.
13952 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13954 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13955 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13956 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13958 * c-parser.c (c_parser_binary_expression): Use current column while
13959 building binary operations.
13960 * common.opt (fshow-column): Enable by default.
13961 * tree-vrp.c (check_array_ref): Use warning_at.
13962 (check_array_bounds): Use location from call back if expr has no
13964 * tree.h: Add location argument to maybe_fold_*.
13965 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13966 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13967 (maybe_fold_offset_to_component_ref): Same.
13968 (maybe_fold_offset_to_reference): Same.
13969 (maybe_fold_offset_to_address): Same.
13970 (maybe_fold_stmt_indirect): Same.
13971 (maybe_fold_stmt_addition): Same.
13972 (fold_stmt_r): Pass location to maybe_fold_*.
13973 (fold_gimple_assign): Same.
13974 * c-tree.h: Add location argument to finish_decl,
13975 default_function_array_conversion, store_init_value.
13976 * c-decl.c (define_label): Use error_at.
13977 (c_make_fname_decl): Pass location to finish_decl.
13978 (finish_decl): New location argument.
13979 (build_compound_literal): Pass location to store_init_value.
13980 (grokdeclarator): Pass location to finish_decl.
13982 * c-typeck.c (array_to_pointer_conversion): New location argument.
13983 (function_to_pointer_conversion): Same.
13984 (default_function_array_conversion): Same.
13985 (parser_build_unary_op): Pass location to overflow_warning.
13986 (parser_build_binary_op): Same. Use warning_at.
13987 (build_unary_op): Pass location to array_to_pointer_conversion.
13988 (build_c_cast): Pass location to digest_init.
13989 (build_modify_expr): New location argument.
13990 (convert_for_assignment): Same.
13991 (store_init_value): Same.
13992 (digest_init): Same.
13993 (output_init_element): Pass location to digest_init and
13994 array_to_pointer_conversion.
13995 (c_finish_return): Pass location to convert_for_assignment.
13996 * gimplify.c (gimplify_conversion): Pass location to
13997 maybe_fold_offset_to_address.
13998 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13999 to maybe_fold_stmt_addition.
14000 * c-omp.c (c_finish_omp_atomic): Pass new location to
14002 (c_finish_omp_for): Same.
14003 * c-common.c (overflow_warning): New argument.
14004 * c-common.h: New argument to build_modify_expr, overflow_warning.
14005 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
14007 (c_parser_initializer): Pass location to
14008 default_function_array_conversion.
14009 (c_parser_initelt): Same.
14010 (c_parser_initval): Same.
14011 (c_parser_asm_operands): Same.
14012 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
14013 (c_parser_conditional_expression): Same.
14014 (c_parser_binary_expression): Add location info to stack. Use it.
14015 (c_parser_unary_expression): Pass location to
14016 default_function_array_conversion, parser_build_unary_op,
14017 build_indirect_ref, c_parser_postfix_expression_after_primary.
14018 (c_parser_postfix_expression_after_primary): New location argument.
14020 (c_parser_expression_conv): Pass location to
14021 default_function_array_conversion.
14022 (c_parser_expr_list): Same.
14023 (c_parser_omp_atomic): Same.
14024 (c_parser_omp_for_loop): Same.
14025 * c-tree.h (struct c_declarator): Add comment to id_loc.
14026 (build_array_declarator): New argument.
14027 * c-decl.c (build_array_declarator): Add location argument.
14028 (grokdeclarator): Set id_loc for cdk_array.
14029 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
14030 build_array_declarator.
14031 * tree.c (build_omp_clause): Add location argument.
14032 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
14033 (OMP_CLAUSE_LOCATION): New macro.
14034 (struct tree_omp_clause): Add location field.
14035 (build_omp_clause): Add argument.
14036 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
14037 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
14039 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
14040 (cp_parser_omp_clause_collapse): Same.
14041 (cp_parser_omp_clause_default): Same.
14042 (cp_parser_omp_clause_if): Same.
14043 (cp_parser_omp_clause_nowait): Same.
14044 (cp_parser_omp_clause_num_threads): Same.
14045 (cp_parser_omp_clause_ordered): Same.
14046 (cp_parser_omp_clause_schedule): Same.
14047 (cp_parser_omp_clause_untied): Same.
14048 (cp_parser_omp_for_loop): Same.
14049 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
14050 * c-tree.h (c_start_case): Add location argument.
14051 (c_process_expr_stmt): Same.
14052 (c_finish_goto_*): Same.
14053 * tree-parloops.c (initialize_reductions): Pass location to
14055 (create_parallel_loop): Same.
14056 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
14057 (gfc_trans_omp_reduction_list): Same.
14058 (gfc_trans_omp_clauses): Same.
14059 (gfc_trans_omp_do): Same.
14060 * c-typeck.c (c_finish_goto_label): Same.
14061 (c_finish_goto_ptr): New location argument.
14062 (c_start_case): Same.
14063 (emit_side_effect_warnings): Same.
14064 (c_process_expr_stmt): Same.
14065 (c_finish_stmt_expr): Same.
14066 (c_finish_omp_clauses): Use error_at instead of error.
14067 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
14069 * c-omp.c (c_split_parallel_clauses): New location argument.
14070 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
14071 to build_omp_clause.
14072 (convert_local_reference_stmt): Same.
14073 (convert_gimple_call): Same.
14074 * c-common.h (c_split_parallel_clauses): New argument.
14075 * c-parser.c (c_parser_statement_after_labels): Pass location to
14076 c_finish_goto_label.
14077 (c_parser_switch_statement): Pass location to c_start_case.
14078 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
14079 and c_process_expr_stmt.
14080 (c_parser_omp_variable_list): Add location argument.
14081 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
14082 (c_parser_omp_clause_default): Same.
14083 (c_parser_omp_clause_if): Same.
14084 (c_parser_omp_clause_num_threads): Same.
14085 (-c_parser_omp_clause_ordered): Same.
14086 (c_parser_omp_clause_reduction): Pass location to
14087 c_parser_omp_variable_list.
14088 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
14089 (c_parser_omp_clause_untied): Same.
14090 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
14091 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
14093 * c-tree.h (check_for_loop_decls, undeclared_variable,
14094 build_component_ref, build_array_ref, build_external_ref,
14095 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
14096 build_conditional_expr, build_compound_expr, c_cast_expr,
14097 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
14098 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
14100 * c-semantics.c (build_stmt): Same.
14101 (build_case_label): Same.
14102 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
14103 (undeclared_variable): New argument.
14104 (make_label): Same.
14105 (lookup_label): Pass location on down.
14106 (define_label): Same.
14107 (finish_decl): Same.
14108 (build_compound_literal): Same.
14109 (finish_struct): Same.
14110 (finish_function): Do not set location here.
14111 (check_for_loop_decls): New argument.
14112 * tree.c (save_expr): Set location.
14113 (build_empty_stmt): New argument.
14114 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
14115 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
14116 * builtins.c (gimplify_va_arg_expr): Use locations.
14117 (expand_builtin_sync_operation): Same.
14118 * c-typeck.c (build_component_ref): New argument.
14119 (build_array_ref): Same.
14120 (build_external_ref): Same.
14121 (c_expr_sizeof_expr): Same.
14122 (c_expr_sizeof_type): Same.
14123 (parser_build_unary_op): Same.
14124 (build_conditional_expr): Same.
14125 (build_compound_expr): Pass location on down.
14126 (build_compound_expr): New argument.
14127 (build_c_cast): Same.
14128 (c_cast_expr): Same.
14129 (build_asm_expr): Same.
14130 (c_finish_return): Same.
14131 (c_process_expr_stmt): Pass location on down.
14132 (c_finish_stmt_expr): New argument.
14133 (push_clenaup): Same.
14134 (c_finish_omp_parallel): Same.
14135 (c_finish_omp_task): Same.
14136 * gimplify.c (gimplify_call_expr): Pass location on down.
14137 * c-omp.c (c_finish_omp_master): New argument.
14138 (c_finish_omp_critical): Same.
14139 (c_finish_omp_ordered): Same.
14140 (c_finish_omp_barrier): Same.
14141 (-c_finish_omp_taskwait): Same.
14142 (c_finish_omp_atomic): Same.
14143 (c_finish_omp_flush): Same.
14144 * tree-inline.c (copy_tree_body_r): Pass location on down.
14145 (inline_forbidden_p): Remove use of input_location.
14146 * c-gimplify.c (c_build_bind_expr): New argument.
14147 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
14148 (c_sizeof_or_alignof_type): New argument.
14149 (c_alignof_expr): Same.
14150 (build_va_arg): Same.
14151 (c_add_case_label): Same.
14152 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
14153 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
14154 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
14155 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
14156 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
14157 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
14159 * stub-objc.c (objc_build_selector_expr): Same.
14160 (objc_build_throw_stmt): Same.
14161 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
14162 (c_parser_initelt): Same.
14163 (c_parser_compound_statement): Same.
14164 (c_parser_compound_statement_nostart): Same.
14165 (c_parser_label): Same.
14166 (c_parser_statement_after_labels): Same.
14167 (c_parser_if_body): Same.
14168 (c_parser_else_body): Same.
14169 (c_parser_if_statement): Same.
14170 (c_parser_switch_statement): Same.
14171 (c_parser_while_statement): Same.
14172 (c_parser_do_statement): Same.
14173 (c_parser_for_statement): Same.
14174 (c_parser_asm_statement): Same.
14175 (c_parser_conditional_expression): Same.
14176 (c_parser_binary_expression): Same.
14177 (c_parser_cast_expression): Same.
14178 (c_parser_unary_expression): Same.
14179 (c_parser_sizeof_expression): Same.
14180 (c_parser_alignof_expression): Same.
14181 (c_parser_postfix_expression): Same.
14182 (c_parser_expression): Same.
14183 (c_parser_objc_receiver): Same.
14184 (c_parser_omp_variable_list): Same.
14185 (c_parser_omp_structured_block): Same.
14186 (c_parser_omp_atomic): New argument.
14187 (c_parser_omp_barrier): Same.
14188 (c_parser_omp_critical): Same.
14189 (c_parser_omp_flush): Pass location on down.
14190 (c_parser_omp_for_loop): New argument.
14191 (c_parser_omp_for): Same.
14192 (c_parser_omp_master): Same.
14193 (c_parser_omp_ordered): Same.
14194 (c_parser_omp_sections_scope): Same.
14195 (c_parser_omp_sections): Same.
14196 (c_parser_omp_parallel): Same.
14197 (c_parser_omp_single): Same.
14198 (c_parser_omp_task): Same.
14199 (c_parser_omp_taskwait): Pass location on down.
14200 (c_parser_omp_construct): Same.
14201 (c_parser_omp_threadprivate): Same.
14202 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
14203 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
14204 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
14205 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
14206 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
14207 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
14208 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
14209 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
14210 config/i386/i386.c, stmt.c:
14211 Add location argument to the following function definitions and/or
14212 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
14213 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
14214 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
14215 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
14216 do_case, c_finish_bc_stmt, build_compound_literal,
14217 build_function_call.
14218 * c-decl.c (build_compound_literal): Add location argument.
14219 Make all diagnostic calls use location.
14220 (start_struct): Same.
14221 (finish_struct): Same.
14222 (start_enum): Same.
14223 (build_enumerator): Same.
14224 (start_function): Same.
14225 (grokdeclarator): Make all diagnostic calls use location.
14226 (store_parm_decls_oldstyle): Same.
14227 * c-typeck.c (build_function_call): Add location argument.
14228 Make all diagnostic calls use location.
14230 (c_finish_bc_stmt): Same.
14231 * tree-nested.c (get_trampoline_type): Add argument.
14232 Pass location to build_decl.
14233 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
14234 * rtl.h (RTL_LOCATION): New.
14235 * c-common.c (c_add_case_label): Add location argument.
14236 Make all diagnostic calls use location.
14237 * c-common.h: Add location argument to make_fname_decl, do_case,
14238 c_add_case_label, build_function_call, resolve_overloaded_builtin.
14239 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
14240 Set it appropriately for every case. Pass enum_loc to start_enum
14241 call. Pass value_loc first to build_enumerator. Pass enum_loc to
14243 (c_parser_struct_or_union_specifier): Save location. Use it for
14244 start_struct, finish_struct, and parser_xref_tag.
14246 2009-06-12 Ian Lance Taylor <iant@google.com>
14248 * fold-const.c (fold_unary): Rename local variable and to and_expr.
14250 * c-opts.c (c_common_handle_option): For -Wc++-compat set
14251 cpp_opts->warn_cxx_operator_names.
14253 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14256 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
14257 is returns NULL and OP is a VCE, look through the VCE.
14259 2009-06-12 Ian Lance Taylor <iant@google.com>
14262 * collect2.c (main): Use CONST_CAST2 in code inside #if
14263 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
14265 2009-06-12 Joey Ye <joey.ye@intel.com>
14267 PR middle-end/39146
14268 * cfgexpand.c (get_decl_align_unit): Update
14269 max_used_stack_slot_alignment with align instead of
14270 stack_alignment_needed.
14272 * function.c (assign_stack_local_1): Update
14273 max_used_stack_slot_alignment with alignment_in_bits instead
14274 of stack_alignment_needed.
14275 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
14278 2009-06-12 Jakub Jelinek <jakub@redhat.com>
14280 * dwarf2out.c (last_var_location_insn): New variable.
14281 (dwarf2out_end_epilogue): Clear last_var_location_insn.
14282 (dwarf2out_var_location): Don't record anything after last real
14283 insn. Only change labels if there were any real instructions
14284 in between last note and this one, or if changed sections.
14286 2009-06-11 Richard Henderson <rth@redhat.com>
14288 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
14289 note when storing the frame pointer in a register.
14290 (FRP): Don't redefine to nothing for epilogue.
14291 (alpha_expand_epilogue): Mark register and sp restores.
14292 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
14294 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
14295 when gen_lowpart is needed.
14297 2009-06-11 Richard Henderson <rth@redhat.com>
14299 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
14301 * dwarf2out.c (need_data_align_sf_opcode): New.
14302 (div_data_align): Move earlier.
14303 (def_cfa_1, reg_save): Use it.
14305 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
14307 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
14308 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
14309 (ix86_handle_option): Handle OPT_mcrc32.
14310 (ix86_target_string): Add -mcrc32.
14311 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
14313 * config/i386/i386.h (TARGET_CRC32): New.
14315 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
14316 (sse4_2_crc32di): Likewise.
14318 * config/i386/i386.opt (mcrc32): New.
14320 * doc/invoke.texi: Document -mcrc32.
14322 2009-06-11 Richard Henderson <rth@redhat.com>
14324 * common.opt (gdwarf-): Accept a version number.
14325 * doc/invoke.texi (gdwarf-): Update docs.
14326 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
14327 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
14328 version level, and record it.
14330 * dwarf2.h (DW_CIE_VERSION): Remove.
14331 * dwarf2out.c (DWARF_VERSION): Remove.
14332 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
14333 (output_call_frame_info): Use CIE version 3 for dwarf3,
14334 or if the return register column is out of range for version 1.
14335 (dwarf_stack_op_name): Add all dwarf3 values.
14336 (DEBUG_PUBTYPES_SECTION): New.
14337 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14338 encoding change for dwarf3.
14339 (output_die) [dw_val_class_die_ref]: Likewise.
14340 (output_compilation_unit_header): Emit correct version for dwarf3.
14341 (output_line_info): Likewise.
14342 (output_pubnames): Update for DWARF_VERSION removal.
14343 (output_aranges): Likewise.
14344 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14345 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14346 (dwarf2out_finish): Likewise.
14348 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14350 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14353 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14356 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14357 * builtins.c (expand_builtin_unreachable): New function.
14358 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14359 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14360 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14362 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14363 searching for missing barriers.
14365 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14367 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14368 when -fprofile-generate* was passed.
14369 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14371 2009-06-11 Anthony Green <green@moxielogic.com>
14373 * config/moxie/moxie.md: Define length attribute for all instructions.
14375 (*b<cond:code>): Support limited branch ranges for new PC-relative
14376 branch instructions.
14377 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14379 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14381 * config/i386/i386.c (min_insn_size): Use get_attr_length
14382 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14383 For __asm return 0.
14385 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14386 instead of emit_insn_before.
14388 2009-06-10 Ian Lance Taylor <iant@google.com>
14391 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14394 2009-06-10 Revital Eres <eres@il.ibm.com>
14396 * passes.c (init_optimization_passes): Reschedule
14397 predictive-commoning pass before complete unroll pass.
14399 2009-06-10 Martin Jambor <mjambor@suse.cz>
14401 * cgraph.c (cgraph_node_can_be_local_p): New function.
14402 (cgraph_make_node_local): New function.
14403 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14404 (cgraph_make_node_local): Declare.
14406 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14408 * tree.h (tree_base): Add packed_flag and user_align fields.
14409 Decrease size of spare field.
14410 (TYPE_USER_ALIGN): Use user_align from tree_base.
14411 (DECL_USER_ALIGN): Likewise.
14412 (TYPE_PACKED): Use packed_flag from tree_base.
14413 (DECL_PACKED): Likewise.
14414 (tree_type): Delete packed_flag and user_align fields. Widen
14415 precision field. Widen mode field and shuffle fields to align
14416 mode on an 8-bit boundary.
14417 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14418 Renumber decl_flag_* fields. Fix comments. Widen
14419 decl_common_unused field.
14420 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14421 (DECL_EXTERNAL): Likewise.
14422 (DECL_BIT_FIELD): Likewise.
14423 (DECL_NONADDRESSABLE_P): Likewise.
14424 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14425 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14427 2009-06-10 Ian Lance Taylor <iant@google.com>
14429 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14430 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14431 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14432 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14433 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14434 DEF_VEC_ALLOC_FUNC_P.
14435 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14436 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14437 DEF_VEC_ALLOC_FUNC_O.
14438 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14439 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14440 DEF_VEC_ALLOC_FUNC_I.
14441 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14442 (vec_stack_p_reserve_exact_1): Declare.
14443 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14444 (vec_stack_free): Declare.
14445 (VEC_stack_alloc): Define.
14446 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14447 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14448 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14449 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14451 (stack_vecs): New static variable.
14452 (vec_stack_p_reserve_exact_1): New function.
14453 (vec_stack_o_reserve_1): New static function.
14454 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14455 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14456 (vec_stack_free): New function.
14457 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14458 (VEC_df_ref_stack_alloc): Define.
14459 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14460 DEF_VEC_ALLOC_P_STACK.
14461 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14462 (struct df_collection_rec): Change _vec fields to VEC. Remove
14464 (df_free_collection_rec): Adjust for new fields.
14465 (df_insn_rescan): Use new df_collection_rec fields.
14466 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14467 (df_ref_create_structure, df_ref_record): Likewise.
14468 (df_get_conditional_uses, df_get_call_refs): Likewise.
14469 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14470 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14471 (df_record_exit_block_uses, df_bb_verify): Likewise.
14472 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14473 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14474 Remove count parameter. Change return type to void. Change all
14476 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14477 Remove count parameter. Change return type to void. Change all
14479 (df_install_refs): Change old_vec parameter to VEC. Remove count
14480 parameter. Change all callers.
14481 (df_install_mws): Change old_vec parameter to VEC. Remove count
14482 parameter. Change all callers.
14483 (df_refs_verify): Change new_rec parameter to VEC. Change call
14485 (df_mws_verify): Likewise.
14487 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14489 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14491 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14493 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14495 2009-06-10 Anthony Green <green@moxielogic.com>
14497 * config/moxie/crti.asm: New file.
14498 * config/moxie/crtn.asm: New file.
14499 * config/moxie/moxie.c: New file.
14500 * config/moxie/moxie.h: New file.
14501 * config/moxie/sfp-machine.h: New file.
14502 * config/moxie/moxie-protos.h: New file.
14503 * config/moxie/t-moxie: Created.
14504 * config/moxie/t-moxie-softfp: Created.
14505 * config/moxie/moxie.md: Created.
14506 * config/moxie/constraints.md: Created.
14507 * config.gcc: Add moxie support.
14508 * doc/md.texi (Machine Constraints): Add moxie constraints.
14509 * doc/contrib.texi (Contributors): Mention moxie port.
14510 * doc/install.texi (Specific): Mention the moxie port.
14512 2009-06-09 Ian Lance Taylor <iant@google.com>
14514 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14515 compiling with C++.
14516 * optabs.c (optab_table): Only use designated initializers if
14517 HAVE_DESIGNATED_INITIALIZERS is defined.
14518 (convert_optab_table): Likewise.
14519 (init_optabs): Always call init_insn_codes if
14520 HAVE_DESIGNATED_INITIALIZERS is not defined.
14522 2009-06-09 Ian Lance Taylor <iant@google.com>
14524 * targhooks.c (default_builtin_vectorized_function): Change fn
14525 parameter to unsigned int.
14526 (default_builtin_vectorized_conversion): Change code parameter to
14528 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14529 * targhooks.h: Update declarations.
14530 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14531 parameter to unsigned int.
14533 * c-typeck.c (comptypes_check_enum_int): New static function.
14534 (comptypes_internal): Add enum_and_int_p parameter. Change all
14536 (comp_target_types): Add location parameter. Change all callers.
14537 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14538 Change all callers.
14539 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14540 (build_conditional_expr): Add colon_loc parameter. Change all
14542 (convert_for_assignment): Add location parameter. Change all callers.
14543 * c-parser.c (c_parser_conditional_expression): Pass location of
14544 colon to build_conditional_expr.
14545 * c-tree.h (build_conditional_expr): Update declaration.
14547 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14549 * graphite.c: Revert previous patch.
14551 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14554 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14556 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14558 * tree-ssa-loop-prefetch.c
14559 (loop_prefetch_arrays): Fixed a portability problem in printf format
14562 2009-06-09 Martin Jambor <mjambor@suse.cz>
14564 PR tree-optimization/40351
14565 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14566 refrence to a potential artifical subaccess can be constructed.
14568 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14570 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14571 (sh_override_options): Likewise.
14572 * config/sh/sh.c: Include params.h.
14573 (sh_optimization_options): New.
14574 (sh_override_options): Likewise.
14575 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14576 (OVERRIDE_OPTIONS): Use sh_override_options.
14578 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14580 * dwarf2out.c (emit_cfa_remember): New variable.
14581 (add_fde_cfi): If emit_cfa_remember, recurse to add
14582 DW_CFA_remember_state first.
14583 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14584 instead just set emit_cfa_remember.
14586 2009-06-08 Jan Hubicka <jh@suse.cz>
14589 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14591 2009-06-08 Jan Hubicka <jh@suse.cz>
14593 PR middle-end/39834
14594 * cgraphunit.c (save_inline_function_body): Do not copy transform
14595 hooks for saved inline bodies.
14596 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14597 for given function.
14599 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14601 * jump.c (returnjump_p): Handle delayed branches. Add missing
14604 2009-06-08 Jan Hubicka <jh@suse.cz>
14606 PR middle-end/40102
14607 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14608 original node might've been modified.
14609 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14611 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14613 * tree-object-size.c (addr_object_size): Add OSI argument.
14614 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14615 (compute_builtin_object_size, expr_object_size): Adjust callers.
14616 (plus_stmt_object_size): Call addr_object_size instead of
14617 compute_builtin_object_size.
14619 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14620 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14622 * tree-ssa-loop-prefetch.c
14623 (gather_memory_references): Introduced a counter for the number of
14625 (anything_to_prefetch_p): Introduced a counter for the number of
14627 (is_loop_prefetching_profitable): New function with a cost model
14629 (loop_prefetch_arrays): Use the new cost model to determine if
14630 prefetching is profitable.
14631 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14632 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14633 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14634 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14635 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14636 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14638 2009-06-08 Michael Matz <matz@suse.de>
14641 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14642 partitions use the same.
14643 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14644 for basevars of SSA_NAMEs.
14645 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14646 to not expand them twice.
14647 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14650 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14652 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14653 (fdump-final-insns=, gtoggle): New.
14654 * doc/invoke.texi: Document them.
14655 * final.c (rest_of_clean_state): Dump final insn stream.
14656 * gcc.c (invoke_as): Hook in -fcompare-debug.
14657 (static_spec_functions): Add compare-debug-dump-opt,
14658 compare-debug-self-opt and compare-debug-auxbase-opt.
14659 (compare_debug, compare_debug_second, compare_debug_opt): New.
14660 (switches_debug_check, n_switches_debug_check): New.
14661 (debug_auxbase_opt, debug_check_temp_file): New.
14662 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14664 (do_self_spec): Handle arguments after switches.
14665 (do_spec_1): Add .gk extension to temp file basenames for compare.
14666 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14667 (cc1_options): Use it instead of normal auxbase computation for
14668 the second compare-debug compilation.
14669 (compare_files): New.
14670 (main): Set up and implement compare debug mode.
14671 (compare_debug_dump_opt_spec_function): New.
14672 (compare_debug_self_opt_spec_function): New.
14673 (compare_debug_auxbase_opt_spec_function): New.
14674 * toplev.c (process_options): Handle flag_gtoggle,
14675 flag_dump_final_insns.
14676 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14677 during -fcompare-debug-second compilation.
14679 2009-06-07 Ian Lance Taylor <iant@google.com>
14681 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14682 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14684 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14685 with no default node. Change warning with %H to warning_at.
14686 Don't clear warn_switch around case checking.
14687 * doc/invoke.texi (Warning Options): Clarify distinction between
14688 -Wswitch and -Wswitch-enum.
14690 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14692 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14694 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14696 * gbl-ctors.h: Add header guard.
14698 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14700 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14701 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14702 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14703 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14704 prototypes for removed functions.
14705 (expressions_equal_p): Move to ...
14706 * tree-ssa-sccvn.h: ... here and ...
14707 * matrix-reorg.c: ... adjust includes.
14709 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14711 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14713 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14715 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14716 (finish_function): Remove erroneous whitespace.
14718 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14720 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14721 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14723 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14725 * errors.c (internal_error): Commentary typo fix.
14726 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14727 * tree-ssa-pre.c: Ditto.
14729 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14731 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14732 them is supposed to hold actual statements.
14734 2009-06-06 Ian Lance Taylor <iant@google.com>
14736 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14737 empty statements can now have attributes.
14739 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14741 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14742 * config/mips/mips.md: Ditto.
14744 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14746 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14748 (__eabi_uconvert): Likewise.
14750 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14752 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14753 CFI_* definitions with IN_GCC.
14755 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14757 * xcoffout.h (xcoffout_source_line): Update prototype.
14759 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14761 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14762 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14764 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14766 PR middle-end/40340
14767 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14768 inlined_function_outer_scope_p blocks for artificial inlines
14770 * tree.c (tree_nonartificial_location): Rewrite using
14771 block_nonartificial_location.
14773 2009-06-05 Revital Eres <eres@il.ibm.com>
14774 Leehod Baruch <leehod@il.ibm.com>
14776 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14777 (expand_expr_real_1): Remove comment.
14778 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14779 Vectorize misaligned access when the target supports it.
14780 (vect_supportable_dr_alignment): Check for unaligned access support.
14781 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14784 2009-06-05 Julian Brown <julian@codesourcery.com>
14786 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14787 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14789 2009-06-05 Richard Guenther <rguenther@suse.de>
14792 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14793 as possibly unused.
14795 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14797 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14798 (save_gprs): Don't tell unwinder when a global register is saved.
14799 (s390_emit_epilogue): Emit needed epilogue unwind info.
14801 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14803 * dwarf2out.c (deferred_asm_name): New.
14804 (add_name_and_src_coords_attributes): Defer creation of
14805 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14807 (move_linkage_attr): New.
14808 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14811 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14813 * tree-nested.c (finalize_nesting_tree_1): Declare the
14814 frame_decl in the binding tree.
14816 2009-06-04 Cary Coutant <ccoutant@google.com>
14818 * basic-block.h (struct basic_block_def): Add discriminator field.
14819 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14821 * debug.c (do_nothing_debug_hooks): Add additional entry.
14822 (debug_nothing_int_charstar_int): New function.
14823 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14824 (debug_nothing_int_charstar_int): New declaration.
14825 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14826 discriminator value in .loc directive.
14827 * final.c (last_discriminator): New variable.
14828 (discriminator): New variable.
14829 (final_start_function): Initialize above variables, pass current
14830 discriminator to debug hook.
14831 (notice_source_line): Check for discriminator change.
14832 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14833 * sdbout.c (sdbout_source_line): New parameter.
14834 * tree-cfg.c (struct locus_discrim_map): New structure type.
14835 (discriminator_per_locus): New hash table.
14836 (build_gimple_cfg): Allocate and free discriminator hash table.
14837 (make_edges): Call assign_discriminator.
14838 (locus_map_hash): New function.
14839 (locus_map_eq): New function.
14840 (next_discriminator_for_locus): New function.
14841 (same_line_p): New function.
14842 (assign_discriminator): New function.
14843 (make_cond_expr_edges): Call assign_discriminator.
14844 (make_gimple_switch_edges): Likewise.
14845 (first_non_label_stmt): New function.
14846 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14848 * xcoffout.c (xcoffout_source_line): Add new parameter.
14850 * configure.ac (gcc_cv_as_discriminator): New configury check for
14851 gas support for discriminator.
14852 * configure: Regenerate.
14853 * config.in: Regenerate.
14855 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14857 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14858 val after checking for integers.
14860 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14862 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14864 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14865 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14866 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14867 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14868 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14869 X64_SSE_REGPARM_MAX.
14870 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14871 X64_SSE_REGPARM_MAX.
14873 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14875 * gcc.c (report_times_to_file): New.
14876 (execute): Implement it.
14877 (process_command): Support -time=.
14878 * doc/invoke.texi: Document it.
14880 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14882 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14883 that have value exprs.
14885 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14887 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14888 declarations for constants until...
14889 (dw2_output_indirect_constant_1): ... this point.
14891 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14894 * arm.md (arm_addsi3): Don't try to split an add with an
14895 eliminable register until after reload has completed.
14897 2009-06-03 Ian Lance Taylor <iant@google.com>
14899 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14900 * genattrtab.c (write_length_unit_log): Likewise.
14901 * genchecksum.c (dosum): Likewise.
14902 * gengtype.c (write_rtx_next): Likewise.
14903 (finish_root_table, write_roots): Likewise.
14904 * gimple.c (gimple_ops_offset_): Likewise.
14905 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14906 * config/arc/arc.c (arc_attribute_table): Likewise.
14907 * config/arm/arm.c (arm_attribute_table): Likewise.
14908 * config/avr/avr.c (avr_attribute_table): Likewise.
14909 * config/crx/crx.c (crx_attribute_table): Likewise.
14910 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14911 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14912 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14913 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14914 * config/sh/sh.c (sh_attribute_table): Likewise.
14915 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14916 * config/spu/spu.c (spu_attribute_table): Likewise.
14917 * config/v850/v850.c (v850_attribute_table): Likewise.
14919 * config/alpha/alpha.c (vms_attribute_table): Make static.
14920 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14921 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14922 * config/mips/mips.c (mips_attribute_table): Likewise.
14924 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14926 (cc1-checksum.o): Likewise.
14928 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14930 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14932 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14934 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14935 insn if it is changing sp. Use gen_add3_insn instead of
14936 conditionally gen_addsi3 and gen_adddi3.
14937 (offset_below_red_zone_p): New static inline function.
14938 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14939 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14940 * config/rs6000/ppc-asm.h: Include auto-host.h.
14941 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14942 CFI_RESTORE): Define.
14943 * config/rs6000/crtresxgpr.asm: Add unwind info.
14944 * config/rs6000/crtresxfpr.asm: Likewise.
14945 * config/rs6000/crtresgpr.asm: Likewise.
14946 * config/rs6000/crtresfpr.asm: Likewise.
14947 * config/rs6000/crtsavgpr.asm: Likewise.
14948 * config/rs6000/crtsavfpr.asm: Likewise.
14950 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14951 argument of DWARF2_FRAME_REG_OUT macros.
14953 2009-06-03 Julian Brown <julian@codesourcery.com>
14955 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14956 words or less (including TImode) in core registers.
14958 2009-06-03 Richard Guenther <rguenther@suse.de>
14960 PR middle-end/40328
14961 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14963 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14965 * statistics.c (statistics_counter_event): Do not record event
14966 in pass dump if its number == -1.
14967 (curr_statistics_hash): Add assert that we never get passes
14968 with static number == -1.
14970 2009-06-03 Richard Guenther <rguenther@suse.de>
14971 Andrey Belevantsev <abel@ispras.ru>
14973 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14974 non-BLKmode arrays addressable.
14976 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14978 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14979 * config/m68k/m68k.h: ... here.
14981 2009-06-03 Martin Jambor <mjambor@suse.cz>
14983 PR tree-optimization/40323
14984 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14987 2009-06-03 Richard Guenther <rguenther@suse.de>
14989 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14992 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14994 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14995 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14996 JUMP_TABLE_DATA_P where applicable.
14997 * config/sh/sh.c: Ditto.
14998 * config/sh/sh.h: Ditto.
14999 * config/sh/sh.md: Ditto.
15000 * config/sh/symbian.c: Ditto.
15002 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
15004 * config/i386/driver-i386.c (describe_cache): Optimize
15005 concatenation of strings. Use snprintf instead of sprintf.
15006 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
15007 target when not compiling with GCC.
15009 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
15011 * config/sh/sh.c: Revert last change.
15012 (sh_expand_epilogue): Emit a blockage insn before the frame
15013 pointer adjustment unconditionally.
15015 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15017 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
15018 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
15019 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
15020 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
15021 to COLLECT_GCC_OPTIONS.
15023 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15025 * collect2.c (target_system_root): New variable.
15026 (main): Handle --sysroot=.
15027 (ignore_library): Strip the sysroot from the library path.
15029 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15031 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
15032 (collect2.o): Depend on collect2-aix.h.
15033 (collect2-aix.o): New rule.
15034 * collect2-aix.h: New file.
15035 * collect2-aix.c: Likewise.
15036 * collect2.c: Include collect2-aix.h. Don't undefine
15037 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
15038 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
15039 Use TARGET_AIX_VERSION instead of _AIX51.
15040 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
15041 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
15042 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
15043 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
15044 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
15046 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15048 * collect2.c (ignore_library): Avoid premature post-increment
15049 and null deference.
15051 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15053 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
15054 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
15055 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
15056 CROSS_DIRECTORY_STRUCTURE too.
15057 (LINK_LIBG_SPEC): Likewise.
15058 (LIB_SPEC): Add %R to sysroot paths.
15059 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
15060 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
15061 * config/rs6000/aix51.h: As for aix43.h.
15062 * config/rs6000/aix52.h: Likewise.
15063 * config/rs6000/aix53.h: Likewise.
15064 * config/rs6000/aix61.h: Likewise.
15065 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
15066 to the beginning of sysroot paths.
15068 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15070 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
15071 INSN_LISTs that are out of the REG_NOTE range.
15073 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15075 * loop-unroll.c (struct iv_to_split): Add pointer to next.
15076 (struct var_to_expand): Likewise.
15077 (struct opt_info): Add head and tail for linked lists of the above.
15078 (analyze_insn_to_expand_var): Initialize next.
15079 (analyze_iv_to_split_insn): Likewise.
15080 (analyze_insns_in_loop): Create linked lists.
15081 (allocate_basic_variable): Simplify for use without hash table.
15082 (insert_var_expansion_initialization): Likewise, make it type-safer.
15083 (combine_var_copies_in_loop_exit): Likewise.
15084 (apply_opt_in_copies): Walk lists rather than hash tables.
15085 (release_var_copies): Simplified and inlined by hand into...
15086 (free_opt_info): ... this function.
15088 2009-06-02 Richard Guenther <rguenther@suse.de>
15090 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
15093 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15095 * cfgexpand.c (gimple_expand_cfg): Discard the source location
15096 only for builtins that are not overridden.
15098 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15100 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
15103 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15105 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
15107 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15109 * combine.c (move_deaths): Compare LUIDs within the same BB only.
15111 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15113 * common.opt (fdump-unnumbered-links): New.
15114 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
15115 * print-rtl.c (flag_dump_unnumbered_links): New.
15116 (print_rtx): Test it.
15118 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
15120 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
15121 push/pop multiple to 8-byte alignment.
15123 2009-06-01 Jakub Jelinek <jakub@redhat.com>
15125 * config/i386/i386.c (queued_cfa_restores): New static variable.
15126 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
15128 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
15129 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
15130 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
15131 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
15132 note unconditionally.
15133 (ix86_emit_restore_regs_using_mov): Likewise.
15134 (ix86_emit_restore_sse_regs_using_mov): Likewise.
15135 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
15136 it through to ix86_emit_restore_reg_using_pop.
15137 (ix86_emit_leave): Add RED_OFFSET argument. Call
15138 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
15139 instead of adding REG_CFA_OFFSET note unconditionally.
15140 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
15141 the above functions. Call ix86_add_queued_cfa_restore_notes when
15144 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
15145 force output of the label even for dwarf2out_do_cfi_asm.
15146 (add_fde_cfi): If -g2 and above and cfi might change CFA,
15147 force creation of CFI label and chain DW_CFA_set_loc jumping to it
15148 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
15150 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
15151 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
15152 dwarf2out_cfi_label callers.
15153 * tree.h (dwarf2out_cfi_label): Adjust prototype.
15154 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
15155 Adjust dwarf2out_cfi_label callers.
15156 * config/vax/vax.c (vax_output_function_prologue): Likewise.
15158 * config/i386/i386.h (struct machine_cfa_state,
15159 struct machine_function): Guard with ifndef USED_FOR_TARGET
15160 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
15163 * emutls.c (__emutls_get_address): Change arr->size to mean number
15164 of allocated arr->data entries instead of # of slots + 1.
15166 PR middle-end/40316
15167 * recog.c (peep2_reinit_state): New function.
15168 (peephole2_init_state): Use it at the end of a basic block and also
15169 when seeing a RTX_FRAME_RELATED_P insn.
15171 2009-06-01 Steve Ellcey <sje@cup.hp.com>
15173 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
15174 fixuns_truncrfdi2): New.
15175 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
15176 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
15177 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
15178 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
15179 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
15180 *recip_approx): Remove.
15181 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
15182 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
15183 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
15185 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
15188 2009-06-01 Ian Lance Taylor <iant@google.com>
15190 * attribs.c (register_attribute): Use CONST_CAST.
15191 * collect2.c (main): Use CONST_CAST2.
15192 (scan_prog_file): Likewise.
15193 * gcc.c (process_command, main): Likewise.
15194 * toplev.c (toplev_main): Likewise.
15196 * c-typeck.c (handle_warn_cast_qual): New static function,
15197 partially broken out of build_c_cast.
15198 (build_c_cast): Call handle_warn_cast_qual.
15199 * doc/invoke.texi (Warning Options): Document new effect of
15202 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
15204 * diagnostic.c (diagnostic_build_prefix): Always print columns.
15205 (diagnostic_report_current_module): Print columns.
15206 * common.opt (flag_show_column): Enable by default.
15208 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
15210 * alias.c (find_base_term): Check for NULL term before returning.
15212 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15214 Revert due to PR40320:
15215 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15216 * calls.c (emit_library_call_value_1): Don't force_operand for move
15219 2009-06-01 Olivier Hainque <hainque@adacore.com>
15220 Eric Botcazou <ebotcazou@adacore.com>
15222 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
15223 to be processed as a bitfield for constructor output purposes.
15224 * output.h (initializer_constant_valid_for_bitfield_p): Declare
15226 * varasm.c (oc_local_state): New type, output_constructor
15227 local state to support communication with helpers.
15228 (oc_outer_state): New type, output_constructor outer state of
15229 relevance in recursive calls.
15230 (output_constructor_array_range): New output_constructor helper,
15231 extracted code for an array range element.
15232 (output_constructor_regular_field): New output_constructor helper,
15233 extracted code for an element that is not a bitfield.
15234 (output_constructor_bitfield): New output_constructor helper,
15235 extracted code for a bitfield element. Accept an OUTER state
15236 argument for recursive processing. Recurse on record or array
15237 CONSTRUCTOR values, possibly past noop conversions.
15238 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
15239 VALUE is a valid constant-valued expression for use in a static
15240 bit-field initializer.
15241 (output_constructor): Rework to use helpers. Accept and honor an
15242 OUTER state argument for recursive calls. Return total size. Be
15243 prepared for nested constructors initializing bitfields.
15244 (output_constant): Feed OUTER in calls to output_constructor.
15246 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15248 * calls.c (emit_library_call_value_1): Don't force_operand for move
15251 2009-06-01 Nick Clifton <nickc@redhat.com>
15253 * doc/invoke.texi (IA-64 Options): Fix typo.
15255 2009-06-01 Ira Rosen <irar@il.ibm.com>
15257 PR tree-optimization/39129
15258 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
15260 (vect_do_peeling_for_loop_bound): Use
15261 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15262 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15263 (vect_loop_versioning): Likewise.
15264 (vect_create_cond_for_alias_checks): Fix indentation.
15265 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
15267 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
15268 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
15269 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
15270 "control flow in loop".
15271 (vect_estimate_min_profitable_iters): Use
15272 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15273 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15274 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15275 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
15276 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
15277 statement belongs to a group of strided accesses with the exact code
15279 (vectorizable_load): Likewise.
15280 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
15281 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15283 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
15285 * config/freebsd-stdint.h: New file.
15286 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
15287 Add freebsd-stdint.h to tm_file.
15289 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
15291 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
15292 (thumb2_extendhidi2): Likewise.
15294 2009-05-31 Ian Lance Taylor <iant@google.com>
15296 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
15298 2009-05-31 Ian Lance Taylor <iant@google.com>
15300 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
15301 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
15302 (ipa-reference.o): Depend upon gt-ipa-reference.h.
15304 2009-05-31 Jason Merrill <jason@redhat.com>
15306 * tree-pretty-print.c (print_call_name): Take the callee, not the
15307 call itself. Make non-static. Use dump_function_name for functions.
15308 (dump_generic_node): Adjust.
15309 * diagnostic.h: Declare print_call_name.
15310 * gimple-pretty-print.c (dump_gimple_call): Use it.
15312 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15314 * config/sh/sh.md (ashldi3_std): New define_expand.
15317 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15320 * config/sh/sh.c: Include debug.h.
15321 (sh_expand_epilogue): Emit a blockage insn before the frame
15322 pointer adjustment also when dwarf2out_do_frame returns true.
15324 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
15326 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
15327 (thumb2_extendqidi2): New pattern.
15329 2009-05-31 Ira Rosen <irar@il.ibm.com>
15331 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
15332 mark phis for renaming.
15333 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15334 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15335 Call mark_sym_for_renaming.
15336 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15337 * tree-vect-loop.c (vect_transform_loop): Remove
15338 vect_memsyms_to_rename initialization and a call to
15339 mark_set_for_renaming.
15341 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15343 PR middle-end/40304
15344 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15345 frame related even if !set_cfa && style < 0.
15347 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15349 * config/i386/mingw-tls.c: New file.
15350 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15351 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15352 defining _WIN32 but not __CYGWIN__.
15354 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15356 * configure.ac: Add MPC support.
15358 * config.in, configure: Regenerate.
15360 2009-05-29 Richard Henderson <rth@redhat.com>
15362 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15363 NOTE_INSN_BASIC_BLOCK.
15364 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15365 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15366 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15368 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15370 (add_cfi): Disable check redefining cfa away from drap.
15371 (lookup_cfa_1): Add remember argument; handle remember/restore.
15372 (lookup_cfa): Pass remember argument.
15373 (cfa_remember): New.
15374 (compute_barrier_args_size_1): Remove sibcall check.
15375 (dwarf2out_frame_debug_def_cfa): New.
15376 (dwarf2out_frame_debug_adjust_cfa): New.
15377 (dwarf2out_frame_debug_cfa_offset): New.
15378 (dwarf2out_frame_debug_cfa_register): New.
15379 (dwarf2out_frame_debug_cfa_restore): New.
15380 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15381 (dwarf2out_begin_epilogue): New.
15382 (dwarf2out_frame_debug_restore_state): New.
15383 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15384 DW_CFA_restore_state.
15385 (output_cfi_directive): Likewise.
15386 (convert_cfa_to_fb_loc_list): Likewise.
15387 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15388 * dwarf2out.h: Update.
15389 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15390 (copy_insn_1): Early out for null.
15391 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15392 and dwarf2out_frame_debug_restore_state.
15393 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15394 (prologue_insn_hash, epilogue_insn_hash): New.
15395 (free_after_compilation): Adjust freeing accordingly.
15396 (record_insns): Create hash table if needed; push insns into
15397 hash instead of array.
15398 (maybe_copy_epilogue_insn): New.
15399 (contains): Search hash table instead of array.
15400 (sibcall_epilogue_contains): Remove.
15401 (thread_prologue_and_epilogue_insns): Split eh_return insns
15402 and mark them as epilogues.
15403 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15404 scanning in terms of basic blocks.
15405 * insn-notes.def (CFA_RESTORE_STATE): New.
15406 * jump.c (returnjump_p_1): Accept EH_RETURN.
15407 (eh_returnjump_p_1, eh_returnjump_p): New.
15408 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15409 CFA_REGISTER, CFA_RESTORE): New.
15410 * rtl.def (EH_RETURN): New.
15411 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15413 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15414 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15416 * config/i386/i386.c (gen_push): Update cfa state.
15417 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15418 add a CFA_ADJUST_CFA note.
15419 (ix86_dwarf_handle_frame_unspec): Remove.
15420 (ix86_expand_prologue): Update cfa state.
15421 (ix86_emit_restore_reg_using_pop): New.
15422 (ix86_emit_restore_regs_using_pop): New.
15423 (ix86_emit_leave): New.
15424 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15425 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15426 * config/i386/i386.h (struct machine_cfa_state): New.
15427 (ix86_cfa_state): New.
15428 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15429 (eh_return_internal): Merge from eh_return_<mode>,
15430 use eh_return rtx, split w/ epilogue.
15432 2009-05-29 Ian Lance Taylor <iant@google.com>
15434 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15436 * calls.c (emit_library_call_value_1): Likewise.
15438 * c-typeck.c (c_build_va_arg): New function.
15439 * c-tree.h (c_build_va_arg): Declare.
15440 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15441 instead of build_va_arg.
15443 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15445 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15446 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15447 (ptr_difference_cost): Use affine combinations to compute it.
15448 (difference_cost): Likewise.
15449 (get_computation_cost_at): Compute more accurate cost for addresses
15450 if the ratio is a multiplier allowed in addresses.
15451 For non-addresses, consider that an additional offset or symbol is
15454 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15456 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15457 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15459 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15460 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15461 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15463 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15464 to 1 for TYPE_SSE{IADD1,CVT1}.
15465 (prefix_vex_imm8): Removed.
15466 (length_vex): Only pass 1 as second argument to
15467 ix86_attr_length_vex_default if prefix_extra is 0.
15468 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15469 (length): For prefix vex computation use length_immediate
15470 attribute instead of prefix_vex_imm8.
15471 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15472 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15473 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15474 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15475 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15476 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15477 a space in between the operands.
15478 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15479 if one operand is 0xff and the other one si, di, bp or sp.
15480 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15481 other one si, di, bp or sp.
15482 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15483 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15484 type and mode attributes.
15485 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15486 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15487 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15488 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15489 prefix_data16 attribute iff MODE_DF.
15490 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15491 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15492 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15493 constm128_operand in length_immediate computation.
15494 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15495 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15496 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15497 length_immediate attribute to 1.
15498 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15499 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15500 for certain alternatives.
15501 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15502 prefix_data16 attribute if MODE_V1DF.
15503 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15504 length_immediate to 1.
15505 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15506 length_address to 4, set mode attribute to MODE_DI.
15507 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15508 (fxam<mode>2_i387): Set length attribute to 4.
15509 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15510 *prefetch_3dnow_rex): Override length_address attribute.
15511 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15513 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15514 (constm128_operand): Removed.
15515 * config/i386/i386.c (memory_address_length): For
15516 disp && !index && !base in 64-bit mode account for SIB byte if
15517 print_operand_address can't optimize disp32 into disp32(%rip)
15518 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15519 for fs: or gs: segment.
15520 (ix86_attr_length_immediate_default): When checking if shortform
15521 is possible, truncate immediate to the length of the non-shortened
15523 (ix86_attr_length_address_default): Ignore MEM_P operands
15525 (ix86_attr_length_vex_default): Only check for DImode on
15526 GENERAL_REG_P operands.
15527 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15528 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15529 (sse_cvttps2pi): Clear prefix_rep attribute.
15530 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15532 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15533 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15534 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15535 iff operand 2 is const_int_operand.
15536 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15537 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15538 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15540 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15542 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15543 prefix_data16 attribute for movlpd and movhpd instructions.
15544 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15545 length_immediate for shufpd instruction.
15546 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15547 (avx_cmpp<avxmodesuffixf2c><mode>3,
15548 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15549 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15550 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15551 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15552 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15553 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15554 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15555 prefix_data16 attribute for the first alternative to 1.
15556 (*avx_loadlps): Override length_immediate for the first alternative.
15557 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15558 attributes for second alternative.
15559 (*vec_concatv2sf_sse4_1): Override length_immediate and
15560 prefix_data16 attributes for second alternative.
15561 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15562 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15563 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15564 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15565 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15566 prefix_data16 and length_immediate to 1.
15567 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15569 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15570 prefix_extra attribute for variants that don't have 0f prefix alone.
15571 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15572 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15573 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15574 *sse4_1_pextrd): Set length_immediate to 1.
15575 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15576 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15578 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15579 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15580 length_immediate to 1 for second alternative.
15581 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15582 prefix_extra and length_immediate attributes for the first
15584 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15586 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15587 to 1 for the first and third alternative.
15588 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15590 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15592 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15594 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15595 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15596 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15597 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15598 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15599 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15600 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15601 ssse3_psign<mode>3): Override prefix_rex attribute.
15602 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15603 (ssse3_palignrti): Override length_immediate to 1.
15604 (ssse3_palignrdi): Override length_immediate to 1, override
15605 prefix_rex attribute.
15606 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15607 (sse4a_extrqi): Override length_immediate to 2.
15608 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15609 (sse4a_insertq): Override prefix_data16 to 0.
15610 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15611 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15612 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15613 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15614 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15615 and length_immediate to 1.
15616 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15617 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15618 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15619 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15620 and length_immediate to 1.
15621 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15622 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15623 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15624 avx_ptest256): Override prefix_extra to 1.
15625 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15626 Override prefix_data16 and length_immediate to 1.
15627 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15628 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15629 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15630 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15631 prefix_data16 to 0 and prefix_extra to 2.
15632 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15633 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15635 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15636 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15637 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15638 and prefix_extra to 2.
15639 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15640 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15641 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15642 avx_vpermilvar<mode>3,
15643 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15644 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15645 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15646 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15647 Override prefix_extra to 1.
15648 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15649 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15650 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15651 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15652 prefix_extra and length_immediate to 1.
15653 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15655 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15656 to 1 for the first alternative.
15657 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15658 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15660 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15661 *movv2sf_internal_avx, *movv2sf_internal): Override
15662 prefix_rep attribute for certain alternatives.
15663 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15664 attributes for certain alternatives.
15665 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15666 attributes for certain alternatives.
15667 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15668 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15669 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15670 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15671 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15672 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15673 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15674 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15675 length_immediate to 1 if operand 2 is const_int_operand.
15676 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15677 *vec_extractv2si_1): Set length_immediate attribute to 1.
15678 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15679 using old 3DNOW insn rather than SSE/3DNOW_A.
15680 (mmx_emms, mmx_femms): Clear modrm attribute.
15682 2009-05-29 Martin Jambor <mjambor@suse.cz>
15684 * tree-sra.c: New implementation of SRA.
15686 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15687 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15688 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15689 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15690 (SRA_MAX_STRUCTURE_COUNT): Removed.
15691 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15692 * doc/invoke.texi (sra-max-structure-size): Removed.
15693 (sra-field-structure-ratio): Removed.
15695 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15697 PR middle-end/40291
15698 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15701 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15703 PR rtl-optimization/40101
15704 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15705 seqno. Adjust comment.
15706 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15707 inserting bookkeeping before a jump, the jump is not scheduled.
15708 When no positive seqno found, provide a value. Add comment.
15710 2009-05-29 Richard Guenther <rguenther@suse.de>
15712 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15713 short-cutting on the first component.
15715 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15717 PR middle-end/39958
15718 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15719 for trees other than decls/types.
15721 2009-05-29 Richard Guenther <rguenther@suse.de>
15723 * tree-ssa-operands.c (get_expr_operands): Do not handle
15724 INDIRECT_REFs in the handled-component case. Remove
15725 unused get_ref_base_and_extent case.
15726 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15727 tree_low_cst and host_integerp where possible.
15728 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15729 codes for equivalence.
15730 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15732 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15734 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15735 to tmake_file for i[34567]86-*-cygwin*.
15737 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15740 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15741 (altivec_categorize_keyword, init_vector_keywords,
15742 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15745 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15747 * tree.c (handle_dll_attribute): Check if node is
15748 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15750 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15752 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15754 (thumb2_zero_extendqidi2): Likewise.
15756 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15758 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15759 instead of gen_movrt.
15760 * config/sh/sh.md (movrt): Remove.
15762 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15764 * doc/invoke.texi (IA-64 Options):
15765 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15766 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15767 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15768 -msched-prefer-non-control-spec-insns,
15769 -msched-stop-bits-after-every-cycle,
15770 -msched-count-spec-in-critical-path,
15771 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15772 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15773 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15774 and -msched-spec-verbose.
15776 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15778 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15779 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15781 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15783 2009-05-28 Richard Guenther <rguenther@suse.de>
15785 * tree-ssa-alias.c (ao_ref_init): New function.
15786 (ao_ref_base): Likewise.
15787 (ao_ref_base_alias_set): Likewise.
15788 (ao_ref_alias_set): Likewise.
15789 (refs_may_alias_p_1): Change signature.
15790 (refs_may_alias_p): Adjust.
15791 (refs_anti_dependent_p): Likewise.
15792 (refs_output_dependent_p): Likewise.
15793 (call_may_clobber_ref_p_1): Change signature.
15794 (call_may_clobber_ref_p): Adjust.
15795 (stmt_may_clobber_ref_p_1): New function split out from ...
15796 (stmt_may_clobber_ref_p): ... here.
15797 (maybe_skip_until): Adjust signature.
15798 (get_continuation_for_phi): Likewise.
15799 (walk_non_aliased_vuses): Likewise.
15800 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15801 (ao_ref_init): Declare.
15802 (ao_ref_base): Likewise.
15803 (ao_ref_alias_set): Likewise.
15804 (stmt_may_clobber_ref_p_1): Likewise.
15805 (walk_non_aliased_vuses): Adjust.
15806 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15807 (get_ref_from_reference_ops): remove.
15808 (vn_reference_lookup_2): Adjust signature.
15809 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15810 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15811 (vn_reference_lookup): Adjust.
15812 (vn_reference_insert): Likewise.
15813 (vn_reference_insert_pieces): Adjust signature.
15814 (visit_reference_op_call): Adjust.
15815 * tree-ssa-pre.c (get_expr_type): Simplify.
15816 (phi_translate_1): Adjust.
15817 (compute_avail): Likewise.
15818 (translate_vuse_through_block): Do not re-build trees.
15819 (value_dies_in_block_x): Likewise.
15820 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15822 (vn_reference_lookup_pieces): Adjust declaration.
15823 (vn_reference_insert_pieces): Likewise.
15825 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15827 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15828 with checking disabled.
15830 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15834 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15835 macro definition for support of three-operand format aligned
15836 .comm directive in assembler on cygwin/pe/mingw target OS.
15837 * configure: Regenerate.
15838 * config.h: Regenerate.
15840 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15841 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15842 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15844 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15845 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15847 2009-05-28 Ira Rosen <irar@il.ibm.com>
15849 PR tree-optimization/40254
15850 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15851 in analysis of basic blocks.
15853 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15855 PR middle-end/33699
15856 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15857 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15858 (TARGET_INITIALIZER): Use it.
15859 * cse.c (CHEAPER): Move it up to the other macros.
15860 (insert): Rename this ...
15861 (insert_with_costs): ... to this. Add cost parameters. Update
15863 (insert): New function. Call insert_with_costs.
15864 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15865 find_reg_offset_for_const, try_const_anchors): New functions.
15866 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15867 when using a const-anchor. Call insert_const_anchors.
15868 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15869 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15871 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15873 * tree-inline.c (remap_decls): Enable nonlocalized variables
15874 when not optimizing.
15876 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15878 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15879 Simplify other tests involving optimize.
15881 2009-05-27 Tom Tromey <tromey@redhat.com>
15883 * unwind-dw2.c (_Unwind_DebugHook): New function.
15884 (uw_install_context): Call _Unwind_DebugHook.
15886 2009-05-27 Tom Tromey <tromey@redhat.com>
15888 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15890 2009-05-27 Ian Lance Taylor <iant@google.com>
15892 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15893 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15894 (ALL_LINKERFLAGS): Define.
15895 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15896 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15897 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15898 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15899 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15900 $(LINKER_FOR_BUILD).
15901 (build/gcov-iov$(build_exeext)): Likewise.
15903 2009-05-27 Julian Brown <julian@codesourcery.com>
15905 * gcse.c (target.h): Include.
15906 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15907 copy of argument to a pseudo register.
15909 2009-05-27 Diego Novillo <dnovillo@google.com>
15911 * tree-ssa-live.c (dump_scope_block): Document arguments.
15912 (dump_scope_blocks): Document.
15913 (debug_scope_blocks): New.
15914 * tree-flow.h (debug_scope_blocks): Declare.
15916 2009-05-21 Denis Chertykov <denisc@overta.ru>
15918 * doc/contrib.texi (Contributors): Add myself to the list.
15920 2009-05-27 Olivier Hainque <hainque@adacore.com>
15922 * expr.c (target_align): New function. Alignment the TARGET of an
15923 assignment may be assume to have.
15924 (highest_pow2_factor_for_target): Use it instead of relying on
15925 immediate tree attributes of TARGET, not necessarily honored when
15926 intermediate bitfields are involved.
15928 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15931 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15932 AVX, SSE4, AES, PCLMUL and POPCNT.
15934 2009-05-27 Diego Novillo <dnovillo@google.com>
15936 * tree-pretty-print.c (dump_location): New.
15937 (dump_generic_node): Call it.
15938 Factor code to handle BLOCK nodes ...
15939 (dump_block_node): ... here.
15941 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15943 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15945 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15947 * gcc-plugin.h: Include config.h and system.h.
15948 (IN_GCC): Define if not defined.
15950 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15952 PR middle-end/40249
15953 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15956 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15958 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15960 * config/m32r/m32r.h: Ditto.
15961 * config/m32r/m32r.md: Ditto.
15962 * config/m32r/predicates.md: Ditto.
15964 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15966 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15968 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15971 (Loading plugins): typo.
15972 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15973 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15974 (Interacting with the GCC Garbage Collector): Added new section.
15975 (Giving information about a plugin): Added new section for
15977 * ggc.h (ggc_register_root_tab): Added declaration.
15978 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15979 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15980 (register_callback): Improved comment in declaration.
15981 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15982 (extra_root_vec) Added static variable for dynamic roots registration.
15983 (ggc_register_root_tab) Added new routine.
15984 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15985 PLUGIN_GGC_MARKING event.
15986 * ggc-zone.c: Include plugin.h.
15987 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15988 * ggc-page.c: Include plugin.h.
15989 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15990 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15991 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15992 (register_callback): check lack of callbacks for
15993 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15994 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15995 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15996 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15997 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15998 dependency on plugin.h.
15999 (plugin.o): Added dependency on ggc.h...
16001 2009-05-26 Richard Guenther <rguenther@suse.de>
16003 PR middle-end/40248
16005 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16006 with mismatched comparison modes.
16008 * expr.c (expand_expr_real_1): Expand the operand of a
16009 VIEW_CONVERT_EXPR in its natural mode.
16011 2009-05-26 Ian Lance Taylor <iant@google.com>
16013 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
16014 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
16015 (ALL_COMPILERFLAGS): Define.
16016 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
16017 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
16018 (collect2$(exeext), collect2.o): Likewise.
16019 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
16020 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
16021 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
16022 (libbackend.o, intl.o, cppdefault.o): Likewise.
16023 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
16024 (build/%.o): Use $(COMPILER_FOR_BUILD).
16025 (build/gen%$(build_exeext)): Likewise.
16026 (build/gcov-iov$(build_exeext)): LIkewise.
16027 * config/t-darwin (darwin.o): Use $(COMPILER).
16028 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
16029 * config/t-sol2 (sol2-c.o): Likewise.
16030 (sol2.o): Likewise.
16031 * config/t-vxworks (vxworks.o): Likewise.
16032 * config/x-darwin (host-darwin.o): Likewise.
16033 * config/x-hpux (host-hpux.o): Likewise.
16034 * config/x-linux (host-linux.o): Likewise.
16035 * config/x-solaris (host-solaris.o): Likewise.
16036 * config/alpha/x-alpha (driver-alpha.o): Likewise.
16037 * config/arm/t-arm (arm-c.o): Likewise.
16038 * config/arm/t-pe (pe.o): Likewise.
16039 * config/arm/t-wince-pe (pe.o): Likewise.
16040 * config/i386/t-cygming (winnt.o): Likewise.
16041 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
16042 * config/i386/t-cygwin (cygwin1.o): Likewise.
16043 (cygwin2.o): Likewise.
16044 * config/i386/t-i386 (i386-c.o): Likewise.
16045 * config/i386/t-interix (winnt.o): Likewise.
16046 * config/i386/t-netware (netware.o): Likewise.
16047 * config/i386/t-nwld (nwld.o): Likewise.
16048 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
16049 * config/i386/x-i386 (driver-i386.o): Likewise.
16050 * config/i386/x-cygwin (host-cygwin.o): Likewise.
16051 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
16052 * config/ia64/t-ia64 (ia64-c.o): Likewise.
16053 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
16054 * config/mips/x-native (driver-native.o): Likewise.
16055 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
16056 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
16057 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
16058 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
16059 * config/score/t-score-elf (score7.o): Likewise.
16060 (score3.o): Likewise.
16061 * config/sh/t-sh (sh-c.o): Likewise.
16062 * config/sh/t-symbian (sh-c.o): Likewise.
16063 (symbian.o): Likewise.
16064 * config/spu/t-spu-elf (spu-c.o): Likewise.
16065 * config/v850/t-v850 (v850-c.o): Likewise.
16066 * config/v850/t-v850e (v850-c.o): Likewise.
16068 2009-05-26 Richard Guenther <rguenther@suse.de>
16070 PR tree-optimization/40122
16071 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
16072 VECTOR_CSTs if possible.
16073 (fold_gimple_assign): Likewise.
16075 2009-05-26 Richard Guenther <rguenther@suse.de>
16077 PR middle-end/40252
16078 * fold-const.c (fold_binary): Use the correct types for building
16081 2009-05-26 Richard Guenther <rguenther@suse.de>
16083 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
16084 redundant calls to merge_alias_info.
16085 (bump_vector_ptr): Likewise.
16086 * tree-ssa-copy.c (merge_alias_info): Remove.
16087 (replace_exp_1): Remove call to merge_alias_info.
16088 (propagate_tree_value): Likewise.
16089 (fini_copy_prop): Propagate points-to info.
16090 * tree-flow.h (merge_alias_info): Remove.
16092 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16094 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
16096 2009-05-25 Jan Hubicka <jh@suse.cz>
16098 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16099 * cgraph.h (struct inline_summary): New filed self_wize,
16100 size_inlining_benefit, self_time and time_inlining_benefit.
16101 (struct cgraph_global_info): Replace insns by time ans size fields.
16102 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16103 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16104 (ipcp_update_callgraph): Do not touch function bodies.
16105 * ipa-inline.c: Include except.h
16106 (MAX_TIME): New constant.
16107 (overall_insns): Remove.
16108 (leaf_node_p): New.
16109 (overall_size, max_benefit): New static variables.
16110 (cgraph_estimate_time_after_inlining): New function.
16111 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16112 (cgraph_clone_inlined_nodes): Update size.
16113 (cgraph_mark_inline_edge): Update size.
16114 (cgraph_estimate_growth): Use size info.
16115 (cgraph_check_inline_limits): Check size.
16116 (cgraph_default_inline_p): Likewise.
16117 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16118 (cgraph_decide_recursive_inlining): Check size.
16119 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16121 (cgraph_decide_inlining): Likewise.
16122 (cgraph_decide_inlining_incrementally): Likewise; honor
16123 PARAM_EARLY_INLINING_INSNS.
16124 (likely_eliminated_by_inlining_p): New predicate.
16125 (estimate_function_body_sizes): New function.
16126 (compute_inline_parameters): Use it.
16127 * except.c (must_not_throw_labels): New function.
16128 * except.h (must_not_throw_labels): Declare.
16129 * tree-inline.c (init_inline_once): Kill inlining_weigths
16130 * tree-ssa-structalias.c: Avoid uninitialized warning.
16131 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16132 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16133 (PARAM_INLINE_CALL_COST): Remove.
16134 (PARAM_EARLY_INLINING_INSNS): New.
16136 2009-05-25 Richard Guenther <rguenther@suse.de>
16138 PR tree-optimization/36327
16139 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
16140 callback for reference translation or lookup at the point of may-defs.
16141 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
16142 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
16143 for union COMPONENT_REFs.
16144 (vn_reference_lookup_3): New callback. Lookup from memset
16145 and CONSTRUCTOR assignment, translate through struct copies.
16146 (vn_reference_lookup_pieces): Make sure to not free the
16147 passed operands array. Adjust walk_non_aliased_vuses call.
16148 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
16149 make sure we do not leak memory.
16151 2009-05-25 Richard Guenther <rguenther@suse.de>
16153 * tree-ssa-alias.h (dump_points_to_solution): Declare.
16154 * tree-inline.c (expand_call_inline): Reset the escaped and
16155 callused solutions.
16156 * tree-ssa-structalias.c (pass_build_ealias): New.
16157 * tree-pass.h (pass_build_ealias): Declare.
16158 * passes.c (init_optimization_passes): Add PTA during
16159 early optimizations.
16160 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
16161 and CALLUSED solutions.
16162 (dump_points_to_solution): New function, split out from ...
16163 (dump_points_to_info_for): ... here.
16164 * tree-parloops.c (parallelize_loops): Reset the escaped and
16165 callused solutions.
16167 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16170 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
16171 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
16173 2009-05-25 Ira Rosen <irar@il.ibm.com>
16175 PR tree-optimization/40238
16176 * tree-vect-stmts.c (vect_init_vector): Insert initialization
16177 statements after basic block's labels.
16178 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
16179 to free the allocated memory.
16181 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
16183 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
16184 return address with a USE.
16186 2009-05-24 Richard Guenther <rguenther@suse.de>
16188 PR middle-end/40233
16189 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
16190 array type from the main variant of the inner type.
16192 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16194 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
16195 definition to bool (from int) to un-break build.
16196 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
16198 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
16200 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
16201 discard_stmt_changes): Delete.
16202 * tree-ssa-operands.c (scb_stack): Delete.
16203 (init_ssa_operands): Do not initialize it.
16204 (fini_ssa_operands): Do not free it.
16205 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
16207 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
16208 update_stmt, remove the others. Fix comments.
16209 * tree-dfa.c (optimize_stack_restore): Likewise.
16210 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
16211 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
16212 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16213 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
16215 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
16216 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
16217 (dom_opt_finalize_block): Likewise, adjusting access to
16219 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
16220 (stmts_to_rescan): Change item type to gimple.
16221 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
16223 2009-05-24 Ira Rosen <irar@il.ibm.com>
16225 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
16226 * tree-pass.h (pass_slp_vectorize): New pass.
16227 * params.h (SLP_MAX_INSNS_IN_BB): Define.
16228 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
16229 * tree-vectorizer.c (timevar.h): Include.
16230 (user_vect_verbosity_level): Declare.
16231 (vect_location): Fix comment.
16232 (vect_set_verbosity_level): Update user_vect_verbosity_level
16233 instead of vect_verbosity_level.
16234 (vect_set_dump_settings): Add an argument. Ignore user defined
16235 verbosity if dump flags require higher level of verbosity. Print to
16236 stderr only for loop vectorization.
16237 (vectorize_loops): Update call to vect_set_dump_settings.
16238 (execute_vect_slp): New function.
16239 (gate_vect_slp): Likewise.
16240 (struct gimple_opt_pass pass_slp_vectorize): New.
16241 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
16242 access its members.
16243 (vec_info_for_bb): New function.
16244 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
16245 (VECTORIZATION_ENABLED): New macro.
16246 (SLP_ENABLED, SLP_DISABLED): Likewise.
16247 (vect_is_simple_use): Add bb_vec_info argument.
16248 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
16249 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
16250 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
16251 vect_schedule_slp, vect_analyze_slp): Likewise.
16252 (vect_analyze_stmt): Add slp_tree argument.
16253 (find_bb_location): Declare.
16254 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16255 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
16256 (vect_analyze_loop_operations, vect_analyze_loop,
16257 get_initial_def_for_induction, vect_create_epilog_for_reduction,
16258 vect_finalize_reduction, vectorizable_reduction,
16259 vectorizable_live_operation, vect_transform_loop): Likewise.
16260 * tree-data-ref.c (dr_analyze_innermost): Update comment,
16261 skip evolution analysis if analyzing a basic block.
16262 (dr_analyze_indices): Likewise.
16263 (initialize_data_dependence_relation): Skip the test whether the
16264 object is invariant for basic blocks.
16265 (compute_all_dependences): Skip dependence analysis for data
16266 references in basic blocks.
16267 (find_data_references_in_stmt): Don't fail in case of invariant
16268 access in basic block.
16269 (find_data_references_in_bb): New function.
16270 (find_data_references_in_loop): Move code to
16271 find_data_references_in_bb and add a call to it.
16272 (compute_data_dependences_for_bb): New function.
16273 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
16274 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
16276 (vect_analyze_data_ref_dependence): Check for interleaving in case of
16277 unknown dependence in basic block and fail in case of dependence in
16279 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
16280 dependence instances from either loop or basic block vectorization
16282 (vect_compute_data_ref_alignment): Check if it is loop vectorization
16283 before calling nested_in_vect_loop_p.
16284 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
16285 dependence instances from either loop or basic block vectorization
16287 (vect_verify_datarefs_alignment): Likewise.
16288 (vect_enhance_data_refs_alignment): Adjust function calls.
16289 (vect_analyze_data_refs_alignment): Likewise.
16290 (vect_analyze_group_access): Fix printing. Skip different checks if
16291 DR_STEP is 0. Keep strided stores either in loop or basic block
16292 vectorization data structure. Fix indentation.
16293 (vect_analyze_data_ref_access): Fix comments, allow zero step in
16295 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
16296 dependence instances from either loop or basic block vectorization
16298 (vect_analyze_data_refs): Update comment. Call
16299 compute_data_dependences_for_bb to analyze basic blocks.
16300 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
16301 case of loop vectorization. In case of basic block vectorization use
16302 data-ref itself as a base.
16303 (vect_create_data_ref_ptr): In case of basic block vectorization:
16304 don't advance the pointer, add new statements before the current
16305 statement. Adjust function calls.
16306 (vect_supportable_dr_alignment): Support only aligned accesses in
16307 basic block vectorization.
16308 * common.opt (ftree-slp-vectorize): New flag.
16309 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
16310 (vect_pattern_recog_1): Likewise.
16311 * tree-vect-stmts.c (process_use): Likewise.
16312 (vect_init_vector): Add new statements in the beginning of the basic
16313 block in case of basic block SLP.
16314 (vect_get_vec_def_for_operand): Adjust function calls.
16315 (vect_finish_stmt_generation): Likewise.
16316 (vectorizable_call): Add assert that it is loop vectorization, adjust
16318 (vectorizable_conversion, vectorizable_assignment): Likewise.
16319 (vectorizable_operation): In case of basic block SLP, take
16320 vectorization factor from statement's type and skip the relevance
16321 check. Adjust function calls.
16322 (vectorizable_type_demotion): Add assert that it is loop
16323 vectorization, adjust function calls.
16324 (vectorizable_type_promotion): Likewise.
16325 (vectorizable_store): Check for outer loop only in case of loop
16326 vectorization. Adjust function calls. For basic blocks, skip the
16327 relevance check and don't advance pointers.
16328 (vectorizable_load): Likewise.
16329 (vectorizable_condition): Add assert that it is loop vectorization,
16330 adjust function calls.
16331 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
16332 that it is not reduction, get vector type, call only supported
16333 functions, skip loop specific parts.
16334 (vect_transform_stmt): Check for outer loop only in case of loop
16336 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16337 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16338 for external definition.
16339 * passes.c (pass_slp_vectorize): New pass.
16340 * tree-vect-slp.c (find_bb_location): New function.
16341 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16342 check for patterns only in loops.
16343 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16344 case of multiple types in basic block SLP.
16345 (vect_mark_slp_stmts_relevant): New function.
16346 (vect_supported_load_permutation_p): Fix comment.
16347 (vect_analyze_slp_instance): Add argument. In case of basic block
16348 SLP, take vectorization factor from statement's type, check that
16349 unrolling factor is 1. Adjust function call. Save SLP instance in
16350 either loop or basic block vectorization structure. Return FALSE,
16352 (vect_analyze_slp): Add argument. Get strided stores groups from
16353 either loop or basic block vectorization structure. Return FALSE
16354 if basic block SLP failed.
16355 (new_bb_vec_info): New function.
16356 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16357 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16358 (vect_schedule_slp): Add argument. Get SLP instances from either
16359 loop or basic block vectorization structure. Set vectorization factor
16360 to be 1 for basic block SLP.
16361 (vect_slp_transform_bb): New function.
16362 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16364 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16366 * final.c (shorten_branches): Do not align labels for jump tables.
16367 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16369 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16371 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16372 Remove outdated reference to flow.c and fix nits.
16373 * doc/gccint.texi: Tweak RTL description.
16374 * doc/rtl.texi: Likewise.
16376 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16378 * config/avr/avr.c: Change my email address.
16379 * config/avr/avr.h: Likewise.
16380 * config/avr/avr.md: Likewise.
16381 * config/avr/avr-protos.h: Likewise.
16382 * config/avr/libgcc.S: Likewise.
16384 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16386 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16387 (spu_split_load, spu_split_store): Change return type to int.
16388 (spu_split_convert): Declare.
16389 * config/spu/predicates.md (spu_mem_operand): Remove.
16390 (spu_mov_operand): Update.
16391 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16392 * config/spu/spu.c (regno_aligned_for_load): Remove.
16393 (reg_aligned_for_addr, spu_expand_load): Define.
16394 (spu_expand_extv): Reimplement and handle MEM.
16395 (spu_expand_insv): Handle MEM.
16396 (spu_sched_reorder): Handle insn's with length 0.
16397 (spu_legitimate_address_p): Reimplement.
16398 (store_with_one_insn_p): Return TRUE for any mode with size
16399 larger than 16 bytes.
16400 (address_needs_split): Define.
16401 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16403 (spu_convert_move): Define.
16404 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16405 (spu_split_store): Change all MEM's to TImode.
16406 (spu_init_expanders): Preallocate registers that correspond to
16407 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16409 (spu_split_convert): Define.
16410 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16411 (_move<mode>, _movdi, _movti): Update predicate and condition.
16412 (load, store): Change to define_split.
16413 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16415 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16416 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16417 define_insn_and_split of lshr<mode>3.
16418 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16419 (<v>ashr<mode>3_imm): Define.
16420 (extv, extzv, insv): Allow MEM operands.
16421 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16422 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16423 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16424 (_spu_convert2): Change to define_insn_and_split and remove the
16425 corresponding define_peephole2.
16426 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16427 Change predicates to memory_operand.
16429 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16431 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16433 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16435 PR tree-optimization/40219
16436 * tree.c (iterative_hash_expr): Make sure the builtin function is
16437 a normal builtin function and not a front end or back end builtin
16438 before indexing into the built_in_decls array.
16440 2009-05-22 Richard Guenther <rguenther@suse.de>
16442 PR middle-end/38964
16443 * alias.c (write_dependence_p): Do not use TBAA for answering
16444 anti-dependence or output-dependence.
16445 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16446 (emit_pointer_definition): Remove.
16447 (emit_alias_warning): Likewise.
16448 (find_what_var_points_to): Remove TBAA pruning code.
16449 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16451 (compute_points_to_sets): Remove code computing the set of
16452 dereferenced pointers.
16453 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16454 oracle for querying anti and output dependencies.
16455 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16456 if TBAA may be applied.
16457 (refs_anti_dependent_p): New function.
16458 (refs_output_dependent_p): Likewise.
16459 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16460 (refs_output_dependent_p): Likewise.
16461 * doc/tree-ssa.texi (Memory model): New section.
16462 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16463 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16464 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16465 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16466 * expr.c (expand_expr_real_1): Likewise.
16467 * gimple-low.c (lower_stmt): Likewise.
16468 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16469 (dump_gimple_cdt): Remove.
16470 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16471 (gimple_size): Likewise.
16472 (walk_gimple_op): Likewise.
16473 (is_gimple_stmt): Likewise.
16474 (walk_stmt_load_store_addr_ops): Likewise.
16475 (gimple_build_cdt): Remove.
16476 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16477 * gimple.h (gimple_cdt_new_type): Remove.
16478 (gimple_cdt_new_type_ptr): Likewise.
16479 (gimple_cdt_set_new_type): Likewise.
16480 (gimple_cdt_location): Likewise.
16481 (gimple_cdt_location_ptr): Likewise.
16482 (gimple_cdt_set_location): Likewise.
16483 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16484 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16485 GIMPLE_CHANGE_DYNAMIC_TYPE.
16486 (verify_types_in_gimple_stmt): Likewise.
16487 * tree-inline.c (estimate_num_insns): Likewise.
16488 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16489 (copy_decl_to_var): Likewise.
16490 (copy_result_decl_to_var): Likewise.
16491 * tree-pretty-print.c (dump_generic_node): Do not handle
16492 CHANGE_DYNAMIC_TYPE_EXPR.
16493 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16494 * tree-ssa-operands.c (get_expr_operands): Likewise.
16495 * tree-ssa-structalias.c (struct variable_info): Remove
16496 no_tbaa_pruning member.
16497 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16498 (unify_nodes): Do not copy it.
16499 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16500 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16501 (set_uids_in_ptset): Do not check it.
16502 (find_what_var_points_to): Likewise.
16503 (compute_tbaa_pruning): Remove.
16504 (compute_points_to_sets): Do not call it.
16505 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16506 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16507 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16508 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16509 (DECL_NO_TBAA_P): Likewise.
16510 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16511 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16512 (expand_omp_atomic_pipeline): Do not set it.
16513 * print-tree.c (print_node): Do not dump it.
16514 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16517 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16520 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16523 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16525 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16528 2009-05-22 Ben Elliston <bje@au.ibm.com>
16530 * Makefile.in (bversion.h, s-bversion): New targets.
16531 (TOPLEV_H): Add bversion.h.
16532 * toplev.h: Include "bversion.h".
16533 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16534 the __format__ attribute only if compiling with the same version
16535 of GCC as the sources (the "build version").
16537 2009-05-22 Ben Elliston <bje@au.ibm.com>
16539 * c-format.c (handle_format_attribute): Fix comment typo.
16541 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16544 * config/ia64/ia64.opt (mfused-madd): New.
16545 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16546 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16547 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16548 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16549 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16550 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16551 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16552 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16553 instruction if !TARGET_FUSED_MADD.
16554 (fpma, fpms): Remove colon from name.
16556 2009-05-22 Richard Guenther <rguenther@suse.de>
16558 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16559 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16560 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16562 (create_expression_by_pieces): Only convert if necessary.
16563 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16564 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16566 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16568 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16569 regular pattern from a template and rename it ...
16570 (*extzv_truncsi_exts): ... to this.
16572 2009-05-21 Richard Guenther <rguenther@suse.de>
16574 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16575 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16576 (cgraph_default_inline_p): Likewise.
16577 (cgraph_decide_inlining_incrementally): Likewise.
16579 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16580 Uros Bizjak <ubizjak@gmail.com>
16582 * config/i386/cpuid.h (bit_MOVBE): New.
16584 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16586 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16587 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16588 (ix86_handle_option): Handle OPT_mmovbe.
16589 (ix86_target_string): Add -mmovbe.
16590 (pta_flags): Add PTA_MOVBE.
16591 (processor_alias_table): Add PTA_MOVBE to "atom".
16592 (override_options): Handle PTA_MOVBE.
16594 * config/i386/i386.h (TARGET_MOVBE): New.
16596 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16597 (*bswapsi_movbe): New.
16598 (*bswapdi_movbe): Likewise.
16599 (bswapdi2): Renamed to ...
16600 (*bswapdi_1): This.
16601 (bswapdi2): New expander.
16603 * config/i386/i386.opt (mmovbe): New.
16605 * doc/invoke.texi: Document -mmovbe.
16607 2009-05-21 Taras Glek <tglek@mozilla.com>
16609 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16610 * gcc-plugin.h (plugin_init): Updated signature.
16611 * gcc-plugin.h (plugin_name_args): Moved to this header.
16612 * doc/plugins.texi (plugin_init): Updated documention to reflect
16614 * doc/plugins.texi (plugin_name_args): Added to documention.
16616 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16618 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16619 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16621 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16623 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16624 JUMP_TABLE_DATA_P predicates where applicable.
16625 * config/i386/predicates.md: Ditto.
16626 * config/i386/sse.md: Ditto.
16628 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16630 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16631 operand2 -128 override length_immediate attribute to 1.
16632 * config/i386/predicates.md (constm128_operand): New predicate.
16634 * config/i386/i386.c (memory_address_length): Handle %r12
16635 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16637 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16638 mode look through optional ZERO_EXTEND and SUBREG.
16639 * config/i386/i386.md (R12_REG): New define_constant.
16640 (prefix_data16): For sse unit set also for MODE_TI insns.
16641 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16642 insns set if operand 1 is ext_QIreg_operand.
16643 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16644 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16646 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16647 mode from MODE_DI to MODE_SI.
16648 (movdi_1_rex64): Override modrm and length_immediate attributes
16649 only for movabs (TYPE_IMOV, alternative 2).
16650 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16651 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16652 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16653 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16654 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16655 prefix_rex attribute if DImode.
16656 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16657 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16658 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16659 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16660 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16661 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16662 Likewise. For TYPE_IMOV clear length_immediate attribute.
16663 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16664 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16665 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16666 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16667 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16668 or one operand TYPE_ISHIFT.
16669 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16670 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16671 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16672 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16673 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16674 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16675 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16676 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16677 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16678 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16679 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16680 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16681 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16682 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16683 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16684 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16685 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16686 set mode attribute, don't override length attribute.
16687 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16689 (return_internal_long): Set length attribute to 2 instead of 1.
16690 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16691 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16692 prefix_rex attribute.
16693 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16695 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16697 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16699 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16701 2009-05-20 Ian Lance Taylor <iant@google.com>
16703 * tree.c (build_tree_list_vec_stat): New function.
16704 (ctor_to_vec): New function.
16705 (build_nt_call_vec): New function.
16706 (build_call_array): Change args to be a const pointer.
16707 (build_call_vec): New function.
16708 * tree.h (build_nt_call_vec): Declare.
16709 (build_tree_list_vec_stat): Declare.
16710 (build_tree_list_vec): Define.
16711 (build_call_array): Update declaration.
16712 (build_call_vec): Declare.
16713 (ctor_to_vec): Declare.
16714 * c-common.c (tree_vector_cache): New static variable.
16715 (make_tree_vector): New function.
16716 (release_tree_vector): New function.
16717 (make_tree_vector_single): New function.
16718 (make_tree_vector_copy): New function.
16719 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16720 (make_tree_vector_single, make_tree_vector_copy): Declare.
16721 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16722 (c_parser_expr_list): Don't manage cache here, instead call
16724 (c_parser_release_expr_list): Remove static function.
16725 (c_parser_vec_to_tree_list): Remove static function.
16726 (c_parser_attributes): Call build_tree_list_vec instead of
16727 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16728 c_parser_release_expr_list.
16729 (c_parser_postfix_expression_after_primary): Likewise.
16730 (c_parser_objc_keywordexpr): Likewise.
16732 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16734 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16735 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16736 TARGET_CONVERT_TO_TYPE.
16737 * hooks.c (hook_tree_const_tree_null): Define.
16738 * hooks.h (hook_tree_const_tree_null): Declare.
16739 * target.h (struct gcc_target): Add invalid_parameter_type,
16740 invalid_return_type, promoted_type, and convert_to_type fields.
16741 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
16742 (TARGET_INVALID_RETURN_TYPE): Define.
16743 (TARGET_PROMOTED_TYPE): Define.
16744 (TARGET_CONVERT_TO_TYPE): Define.
16745 (TARGET_INITIALIZER): Update for new fields.
16746 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16747 (grokparms): Check targetm.invalid_parameter_type.
16748 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16749 * c-convert.c (convert): Check targetm.convert_to_type.
16751 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16753 * config/mips/mips.md (*extenddi_truncate<mode>,
16754 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16756 (*extendhi_truncateqi): New define_insn_and_sptit.
16758 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16760 PR middle-end/40204
16761 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16762 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16764 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16766 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16767 the operand of VIEW_CONVERT_EXPR.
16769 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16771 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16772 extended family and model for Intel processors. Support Intel Atom.
16774 2009-05-20 Olivier Hainque <hainque@adacore.com>
16776 * gstab.h (stab_code_type): Define, to be used instead of the
16777 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16779 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16780 occurrences by stab_code_type.
16781 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16783 2009-05-20 Martin Jambor <mjambor@suse.cz>
16785 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16786 (sra_insert_before): Likewise.
16787 (sra_insert_after): Likewise.
16788 (sra_init_cache): Likewise.
16789 (sra_type_can_be_decomposed_p): Likewise.
16790 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16791 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16792 (sra_insert_before): Likewise.
16793 (sra_insert_after): Likewise.
16794 (sra_init_cache): Likewise.
16795 (insert_edge_copies_seq): Made static and moved upwards.
16797 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16800 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16802 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16803 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16806 2009-05-20 Richard Guenther <rguenther@suse.de>
16808 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16809 with mismatched comparison modes.
16811 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16813 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16814 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16815 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16816 with shifts for Thumb2.
16817 (orsi_notsi): New for orn.
16818 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16819 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16820 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16821 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16822 Don't invert remainder for IOR.
16824 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16826 PR tree-optimization/40087
16827 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16828 number_of_iterations_ne): Rename never_infinite argument.
16829 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16830 number_of_iterations_le): Handle pointer-type ivs when
16831 exit_must_be_taken is false.
16832 (number_of_iterations_cond): Do not always assume that
16833 exit_must_be_taken if the control variable is a pointer.
16835 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16837 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16838 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16840 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16842 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16843 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16845 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16848 * c.opt (Wlogical-op): Disabled by default.
16849 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16851 * doc/invoke.texi (Wlogical-op): Likewise.
16853 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16855 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16857 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16858 Propagate the type of the first operand.
16859 <ASSERT_EXPR>: Simplify.
16860 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16861 Rewrite using the RHS code as discriminant.
16862 <NOP_EXPR>: Turn into CASE_CONVERT.
16863 <PLUS_EXPR>: Propagate the type of the first operand.
16865 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16867 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16868 (ia64_dconst_0_375): New.
16869 * config/ia64/ia64.c (ia64_override_options): Remove
16870 -minline-sqrt-min-latency warning.
16871 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16872 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16873 * config/ia64/ia64.md (*sqrt_approx): Remove.
16874 (sqrtsf2): Remove #if 0.
16875 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16876 (sqrtdf): Remove assert.
16877 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16878 (sqrtxf2): Remove #if 0.
16879 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16880 * div.md (sqrt_approx_rf): New.
16881 (sqrtsf2_internal_thr): New implementation.
16882 (sqrtsf2_internal_lat): New.
16883 (sqrtdf2_internal_thr: New implementation.
16884 (sqrtxf2_internal): New implementation.
16886 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16887 Hans-Peter Nilsson <hp@axis.com>
16889 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16890 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16891 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16892 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16893 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16894 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16895 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16896 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16897 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16898 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16899 * c-common.c: ...from here.
16901 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16903 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16905 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16907 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16909 2009-05-19 Ben Elliston <bje@au.ibm.com>
16911 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16912 assignments with memcpy calls.
16913 (add_fdes): Likewise.
16914 (binary_search_unencoded_fdes): Likewise.
16915 (linear_search_fdes): Eliminate type puns.
16917 2009-05-19 Richard Guenther <rguenther@suse.de>
16919 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16920 not falsely claim to have propagated into all uses.
16922 2009-05-19 Ben Elliston <bje@au.ibm.com>
16924 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16927 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16929 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16930 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16931 (TARGET_LEGITIMATE_ADDRESS_P): New.
16932 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16933 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16935 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16938 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16939 child of the containing namespace's DIE.
16941 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16943 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16944 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16945 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16948 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16951 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16952 gen_align with gen_pad.
16953 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16954 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16956 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16957 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16959 * config/i386/i386.md (align): Renamed to ...
16960 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16961 ASM_OUTPUT_MAX_SKIP_PAD.
16963 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16965 * config.gcc: Fix variable syntax.
16968 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16969 before calling exact_log2.
16970 (output_iorsi3): Likewise.
16971 (output_xorsi3): Likewise.
16973 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16975 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16976 for the none zero constant operand except for EQ and NE
16977 comprisons even when the first operand is R0.
16979 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16981 * config/s390/2064.md: Remove trailing whitespaces.
16982 * config/s390/2084.md: Likewise.
16983 * config/s390/constraints.md: Likewise.
16984 * config/s390/fixdfdi.h: Likewise.
16985 * config/s390/libgcc-glibc.ver: Likewise.
16986 * config/s390/s390-modes.def: Likewise.
16987 * config/s390/s390-protos.h: Likewise.
16988 * config/s390/s390.c: Likewise.
16989 * config/s390/s390.h: Likewise.
16990 * config/s390/s390.md: Likewise.
16991 * config/s390/tpf-unwind.h: Likewise.
16993 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16995 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16997 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
17000 * configure.ac (m68k-*-*): Check if binutils support TLS.
17001 * configure: Regenerate.
17002 * config/m68k/predicates.md (symbolic_operand): Extend comment.
17003 * config/m68k/constraints.md (Cu): New constraint.
17004 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
17005 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
17006 (movsi): Handle TLS symbols.
17007 (addsi3_5200): Handle XTLS symbols, indent.
17008 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
17009 (m68k_tls_reference_p): Declare.
17010 (m68k_legitimize_address): Declare.
17011 (m68k_unwrap_symbol): Declare.
17012 * config/m68k/m68k.opt (mxtls): New option.
17013 * config/m68k/m68k.c (ggc.h): Include.
17014 (m68k_output_dwarf_dtprel): Implement hook.
17015 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
17016 (m68k_expand_prologue): Load GOT pointer when function needs it.
17017 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
17018 (m68k_legitimate_constant_address_p): Same.
17019 (m68k_decompose_address): Handle TLS references.
17020 (m68k_get_gp): New static function.
17021 (enum m68k_reloc): New contants.
17022 (TLS_RELOC_P): New macro.
17023 (m68k_wrap_symbol): New static function.
17024 (m68k_unwrap_symbol): New function.
17025 (m68k_final_prescan_insn_1): New static function.
17026 (m68k_final_prescan_insn): New function.
17027 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
17029 (legitimize_pic_address): Handle TLS references..
17030 (m68k_tls_get_addr, m68k_get_tls_get_addr)
17031 (m68k_libcall_value_in_a0_p)
17032 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
17033 (m68k_call_m68k_read_tp): Helper variables and functions for ...
17034 (m68k_legitimize_tls_address): Handle TLS references.
17035 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
17037 (m68k_legitimize_address): Handle TLS symbols.
17038 (m68k_get_reloc_decoration): New static function.
17039 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
17041 (m68k_output_dwarf_dtprel): Implement hook.
17042 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
17043 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
17044 m68k_call_* routines.
17045 (sched_attr_op_type): Handle TLS symbols.
17046 (gt-m68k.h): Include.
17047 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
17048 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
17050 2009-05-18 Martin Jambor <mjambor@suse.cz>
17052 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
17053 (visit_store_addr_for_mod_analysis): New function.
17054 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
17055 (determine_cst_member_ptr): Use gimple_assign_single_p.
17056 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
17057 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
17058 operands. Don't check number of operands of a NOP_EXPR.
17060 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
17062 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
17064 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
17067 * c-common.c (warn_logical_operator): Don't warn if one of
17068 expression isn't always true or false.
17070 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
17072 * config/i386/biarch32.h: New file.
17073 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
17075 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
17077 * config/mips/mips.md (*zero_extend<mode>_trunchi,
17078 *zero_extend<mode>_truncqi): Merge these into ...
17079 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
17080 Name the pattern following this as *zero_extendhi_truncqi.
17082 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
17084 PR middle-end/39301
17085 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
17086 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
17087 (output_info): Make field HOST_WIDEST_INT.
17088 (print_statistics): Use HOST_WIDEST_INT_PRINT.
17089 (dump_bitmat_statistics): Same.
17091 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
17093 * config.gcc (use_gcc_stdint): Set to wrap.
17094 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
17095 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
17096 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17097 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17098 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17099 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17100 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17101 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17103 2009-05-16 Joseph Myers <joseph@codesourcery.com>
17105 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
17107 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
17108 Move definitions earlier.
17109 (OPT_ARCH64, OPT_ARCH32): Define.
17110 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
17113 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17116 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
17119 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17121 * arm.md (movdi2): Copy non-reg values to DImode registers.
17123 2009-05-16 Jakub Jelinek <jakub@redhat.com>
17126 * final.c (label_to_max_skip): New function.
17127 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
17128 CODE_LABEL_NUMBER <= max_labelno.
17129 * output.h (label_to_max_skip): New prototype.
17130 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
17131 (ix86_avoid_jump_mispredicts): ... this. Don't define if
17132 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
17133 Handle CODE_LABELs with >= 16 byte alignment or with
17134 max_skip == (1 << align) - 1.
17135 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
17136 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
17139 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
17140 .p2align 3 if MAX_SKIP is smaller than 7.
17141 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
17143 2009-05-15 Ian Lance Taylor <iant@google.com>
17145 * alias.c (struct alias_set_entry_d): Rename from struct
17146 alias_set_entry. Change all uses.
17147 * except.c (struct call_site_record_d): Rename from struct
17148 call_site_record. Change all uses.
17149 * except.h (struct eh_region_d): Rename from struct eh_region.
17151 * gcse.c (struct hash_table_d): Rename from struct hash_table.
17153 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
17154 ivtype_map_elt. Change all uses.
17155 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
17157 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
17158 * graphite.h (struct name_tree_d): Rename from struct name_tree.
17160 (struct sese_d): Rename from struct sese. Change all uses.
17161 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
17162 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
17163 * optabs.h (struct optab_d): Rename from struct optab. Change all
17165 (struct convert_optab_d): Rename from struct convert_optab.
17167 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
17168 ipa_opt_pass. Change all uses.
17169 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
17172 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
17173 defined as a typedef.
17174 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
17177 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17180 * fold-const.c (make_range,build_range_check,merge_ranges): Move
17182 (merge_ranges): Returns bool.
17183 * tree.h (make_range): .. to here.
17184 (build_range_check): Likewise.
17185 (merge_ranges): Likewise. Renamed from merge_ranges.
17186 * c-typeck.c (parser_build_binary_op): Update calls to
17187 warn_logical_operator.
17188 * c-common.c (warn_logical_operator): Add new warning.
17189 * c-common.h (warn_logical_operator): Update declaration.
17191 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17193 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
17195 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17197 * doc/install.texi: Document MPC requirements, flags etc.
17199 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
17200 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
17201 Evaluate constant arguments.
17202 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
17203 (fold_builtin_1): Likewise, also evaluate constant arguments.
17204 Remove superfluous break.
17205 (do_mpc_ckconv): New.
17206 * real.h: Include mpc.h.
17207 * toplev.c (print_version): Output MPC version info if available.
17209 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17211 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
17213 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
17215 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
17218 2009-05-15 Jan Hubicka <jh@suse.cz>
17220 * doc/invoke.texi (max-early-inliner-iterations): New flag.
17221 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
17222 (try_inline): Fix return value.
17223 (cgraph_decide_inlining_incrementally): Honor new value.
17224 (cgraph_early_inlining): Handle indirect inlining.
17225 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
17227 2009-05-15 Jan Hubicka <jh@suse.cz>
17229 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
17230 * cgraphunit.c (cgraph_finalize_function): Set it.
17231 (cgraph_expand_function): Use it.
17233 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17235 * real.c (encode_ieee_half): Define.
17236 (decode_ieee_half): Define.
17237 (ieee_half_format): Define.
17238 (arm_half_format): Define.
17239 * real.h (ieee_half_format): Declare.
17240 (arm_half_format): Declare.
17242 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17244 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
17245 swapped, and reversed optabs exist before trying to use them.
17247 2009-05-15 Paul Brook <paul@codesourcery.com>
17248 Sandra Loosemore <sandra@codesourcery.com>
17250 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
17251 loads. Allow PRE_DEC.
17252 (output_move_neon): Handle PRE_DEC.
17253 (arm_print_operand): Add 'A' for neon structure loads.
17254 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
17255 * config/arm/neon.md (neon_mov): Update comment.
17256 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
17258 (Um): New constraint.
17260 2009-05-15 Jan Hubicka <jh@suse.cz>
17262 Revert the following patch until testsuite fallout is fixed:
17263 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17264 * cgraph.h (struct inline_summary): New filed self_wize,
17265 size_inlining_benefit, self_time and time_inlining_benefit.
17266 (struct cgraph_global_info): Replace insns by time ans size fields.
17267 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17268 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17269 (ipcp_update_callgraph): Do not touch function bodies.
17270 * ipa-inline.c: Include except.h
17271 (MAX_TIME): New constant.
17272 (overall_insns): Remove
17273 (overall_size, max_benefit): New static variables.
17274 (cgraph_estimate_time_after_inlining): New function.
17275 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17276 (cgraph_clone_inlined_nodes): Update size.
17277 (cgraph_mark_inline_edge): Update size.
17278 (cgraph_estimate_growth): Use size info.
17279 (cgraph_check_inline_limits): Check size.
17280 (cgraph_default_inline_p): Likewise.
17281 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17282 (cgraph_decide_recursive_inlining): Check size.
17283 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17285 (cgraph_decide_inlining): Likewise.
17286 (cgraph_decide_inlining_incrementally): Likewise; honor
17287 PARAM_EARLY_INLINING_INSNS.
17288 (likely_eliminated_by_inlining_p): New predicate.
17289 (estimate_function_body_sizes): New function.
17290 (compute_inline_parameters): Use it.
17291 * except.c (must_not_throw_labels): New function.
17292 * except.h (must_not_throw_labels): Declare.
17293 * tree-inline.c (init_inline_once): Kill inlining_weigths
17294 * tree-ssa-structalias.c: Avoid uninitialized warning.
17295 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17296 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17297 (PARAM_INLINE_CALL_COST): Remove.
17298 (PARAM_EARLY_INLINING_INSNS): New.
17300 2009-05-15 Richard Guenther <rguenther@suse.de>
17302 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
17303 not TODO_update_ssa.
17305 2009-05-15 Richard Guenther <rguenther@suse.de>
17307 PR tree-optimization/39999
17308 * gimple.h (gimple_expr_type): Use the expression type looking
17309 through useless conversions.
17310 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
17311 (vn_nary_op_insert_stmt): Likewise.
17312 (simplify_binary_expression): Likewise.
17314 2009-05-15 Richard Guenther <rguenther@suse.de>
17316 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17317 New options, enabled by default.
17318 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17320 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
17321 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
17322 * tree-ssa-structalias.c (gate_tree_pta): New function.
17323 (pass_build_alias): Use it.
17325 2009-05-15 Joseph Myers <joseph@codesourcery.com>
17327 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
17328 recurse on an invariant address if a conversion from a pointer
17329 type to a wider integer type is involved.
17331 2009-05-15 Jan Hubicka <jh@suse.cz>
17333 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17334 * cgraph.h (struct inline_summary): New filed self_wize,
17335 size_inlining_benefit, self_time and time_inlining_benefit.
17336 (struct cgraph_global_info): Replace insns by time ans size fields.
17337 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17338 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17339 (ipcp_update_callgraph): Do not touch function bodies.
17340 * ipa-inline.c: Include except.h
17341 (MAX_TIME): New constant.
17342 (overall_insns): Remove
17343 (overall_size, max_benefit): New static variables.
17344 (cgraph_estimate_time_after_inlining): New function.
17345 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17346 (cgraph_clone_inlined_nodes): Update size.
17347 (cgraph_mark_inline_edge): Update size.
17348 (cgraph_estimate_growth): Use size info.
17349 (cgraph_check_inline_limits): Check size.
17350 (cgraph_default_inline_p): Likewise.
17351 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17352 (cgraph_decide_recursive_inlining): Check size.
17353 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17355 (cgraph_decide_inlining): Likewise.
17356 (cgraph_decide_inlining_incrementally): Likewise; honor
17357 PARAM_EARLY_INLINING_INSNS.
17358 (likely_eliminated_by_inlining_p): New predicate.
17359 (estimate_function_body_sizes): New function.
17360 (compute_inline_parameters): Use it.
17361 * except.c (must_not_throw_labels): New function.
17362 * except.h (must_not_throw_labels): Declare.
17363 * tree-inline.c (init_inline_once): Kill inlining_weigths
17364 * tree-ssa-structalias.c: Avoid uninitialized warning.
17365 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17366 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17367 (PARAM_INLINE_CALL_COST): Remove.
17368 (PARAM_EARLY_INLINING_INSNS): New.
17369 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17370 (inline-call-cost): Remove.
17371 (early-inlining-insns): New.
17373 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17375 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17377 (print_int_cst_bounds_in_octal_p): Likewise.
17378 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17380 * dwarf2out.c (base_type_die): Likewise.
17381 (is_subrange_type): Delete.
17382 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17383 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17384 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17385 if the destination type is boolean.
17386 (build_range_check): Do not special-case subtypes.
17387 (fold_sign_changed_comparison): Likewise.
17388 (fold_unary): Likewise.
17389 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17390 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17391 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17392 * tree.c (subrange_type_for_debug_p): New predicate based on the
17393 former is_subrange_type.
17394 * tree.h (subrange_type_for_debug_p): Declare.
17395 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17396 (convert_affine_scev): Remove call to above function.
17397 (chrec_convert_aggressive): Likewise.
17398 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17399 false for conversions involving subtypes.
17400 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17401 (vrp_val_min): Likewise.
17402 (needs_overflow_infinity): Likewise.
17403 (extract_range_from_unary_expr): Likewise.
17405 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17407 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17408 * config/frv/frv.c: Likewise.
17409 * config/s390/s390.c: Likewise.
17410 * config/sparc/sparc.h: Likewise.
17411 * config/i386/i386.h: Likewise.
17412 * config/i386/i386.c: Likewise.
17413 * config/crx/crx.c: Likewise.
17414 * config/m68hc11/m68hc11.h: Likewise.
17415 * config/iq2000/iq2000.c: Likewise.
17416 * config/mn10300/mn10300.h: Likewise.
17417 * config/mn10300/mn10300.c: Likewise.
17418 * config/m68k/m68k.c: Likewise.
17419 * config/rs6000/rs6000.c: Likewise.
17420 * config/rs6000/xcoff.h: Likewise.
17421 * config/rs6000/linux64.h: Likewise.
17422 * config/rs6000/sysv4.h: Likewise.
17423 * config/score/score3.c: Likewise.
17424 * config/score/score7.c: Likewise.
17425 * config/score/score.c: Likewise.
17426 * config/arm/arm.md: Likewise.
17427 * config/mips/mips.c: Likewise.
17428 * config/mips/mips.md: Likewise.
17429 * config/bfin/bfin.h: Likewise.
17430 * config/pa/pa.c: Likewise.
17431 * config/pa/constraints.md: Likewise.
17433 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17434 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17435 * config/pdp11/pdp11.h: Use memory_address_p instead.
17437 2009-05-14 Ian Lance Taylor <iant@google.com>
17439 * passes.c (finish_optimization_passes): Change i to int.
17440 * plugin.c (plugins_active_p): Change event to int.
17441 (dump_active_plugins): Likewise.
17442 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17444 * tree.c (tree_range_check_failed): Change c to unsigned int.
17445 (omp_clause_range_check_failed): Likewise.
17446 (build_common_builtin_nodes): Change mode to int. Add cast.
17447 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17448 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17450 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17451 ++ or -- with a variable of enum type.
17453 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17456 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17458 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17460 * store-motion.c: Do not include params.h
17461 * Makefile.in: Fix dependencies for various files.
17463 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17465 * auto-inc-dec.c: Fix pass description, remove apparent
17466 accidental duplication.
17468 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17470 PR middle-end/40147
17471 * ipa-utils.h (memory_identifier_string): Moved to ...
17472 * tree.h (memory_identifier_string): Here. Add GTY(()).
17474 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17476 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17477 in the former documentation of...
17478 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17479 * ira-conflicts.c (get_dup_num): Use address_operand.
17480 * targhooks.c (default_legitimate_address_p): New.
17481 * targhooks.h (default_legitimate_address_p): New.
17482 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17484 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17485 * target.h (struct target): Add legitimate_address_p.
17486 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17487 (TARGET_INITIALIZER): Include it.
17489 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17490 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17491 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17492 (TARGET_LEGITIMATE_ADDRESS_P): New.
17494 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17495 (REG_OK_STRICT_P): Delete.
17496 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17497 (frv_legitimate_address_p_1): ... this.
17498 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17499 (frv_legitimate_address_p_1): ... the renamed old
17500 frv_legitimate_address_p.
17501 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17502 (TARGET_LEGITIMATE_ADDRESS_P): New.
17504 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17505 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17506 * config/s390/s390.c (legitimate_address_p): Rename to...
17507 (s390_legitimate_address_p): ... this, make static.
17508 (legitimize_address): Adjust call.
17509 (TARGET_LEGITIMATE_ADDRESS_P): New.
17510 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17512 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17513 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17514 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17515 (TARGET_LEGITIMATE_ADDRESS_P): New.
17517 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17518 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17519 * config/spu/spu.c (spu_legitimate_address): Rename to...
17520 (spu_legitimate_address_p): ... this, make static.
17521 (TARGET_LEGITIMATE_ADDRESS_P): New.
17523 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17524 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17525 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17526 (sparc_legitimate_address_p): ... this, make static and return bool.
17527 (legitimize_address): Adjust call.
17528 (TARGET_LEGITIMATE_ADDRESS_P): New.
17530 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17531 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17532 * config/i386/i386.c (legitimate_address_p): Rename to...
17533 (ix86_legitimate_address_p): ... this, make static.
17534 (constant_address_p): Move after it, adjust call.
17535 (TARGET_LEGITIMATE_ADDRESS_P): New.
17537 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17538 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17539 * config/avr/avr.c (legitimate_address_p): Rename to...
17540 (avr_legitimate_address_p): ... this, make static.
17541 (legitimize_address): Adjust call.
17542 (TARGET_LEGITIMATE_ADDRESS_P): New.
17544 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17545 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17546 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17547 (TARGET_LEGITIMATE_ADDRESS_P): New.
17549 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17550 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17551 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17552 (TARGET_LEGITIMATE_ADDRESS_P): New.
17554 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17555 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17557 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17559 (TARGET_LEGITIMATE_ADDRESS_P): New.
17561 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17562 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17564 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17566 (m68hc11_legitimate_address_p): ... this, make static.
17567 (go_if_legitimate_address_internal): Rename to...
17568 (m68hc11_legitimate_address_p_1): ... this.
17569 (legitimize_address): Adjust call.
17570 (TARGET_LEGITIMATE_ADDRESS_P): New.
17572 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17573 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17574 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17575 (TARGET_LEGITIMATE_ADDRESS_P): New.
17577 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17578 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17579 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17580 (mn10300_legitimate_address_p): ... this, make static.
17581 (TARGET_LEGITIMATE_ADDRESS_P): New.
17583 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17584 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17585 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17586 (TARGET_LEGITIMATE_ADDRESS_P): New.
17588 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17589 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17590 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17591 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17592 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17593 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17594 (rs6000_legitimate_address_p): ... this, make static.
17595 (TARGET_LEGITIMATE_ADDRESS_P): New.
17596 (REG_MODE_OK_FOR_BASE_P): Delete.
17597 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17599 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17600 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17602 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17603 static, adjust types.
17604 (TARGET_LEGITIMATE_ADDRESS_P): New.
17606 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17607 * config/score/score.c (score_address_p): Rename to...
17608 (score_legitimate_address_p): ... this.
17609 (TARGET_LEGITIMATE_ADDRESS_P): New.
17610 * config/score/score3.c (score3_address_p): Rename to...
17611 (score3_legitimate_address_p): ... this.
17612 * config/score/score7.c (score7_address_p): Rename to...
17613 (score7_legitimate_address_p): ... this.
17615 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17616 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17617 GO_IF_LEGITIMATE_ADDRESS): Delete.
17618 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17619 thumb2_legitimate_address_p): Delete.
17620 (arm_legitimate_address_p): Rename to...
17621 (arm_legitimate_address_outer_p): ... this.
17622 * config/arm/constraints.md ("Uq"): Adjust call.
17623 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17624 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17626 (arm_legitimate_address_outer_p): ... this.
17627 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17629 (TARGET_LEGITIMATE_ADDRESS_P): New.
17631 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17632 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17633 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17634 (TARGET_LEGITIMATE_ADDRESS_P): New.
17636 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17637 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17638 * config/vax/vax.c (legitimate_address_p): Rename to...
17639 (vax_legitimate_address_p): ... this, make static.
17640 (TARGET_LEGITIMATE_ADDRESS_P): New.
17642 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17643 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17644 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17645 (TARGET_LEGITIMATE_ADDRESS_P): New.
17647 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17648 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17649 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17650 (mmix_legitimate_address_p): ... this, make static.
17651 (TARGET_LEGITIMATE_ADDRESS_P): New.
17653 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17654 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17655 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17656 (TARGET_LEGITIMATE_ADDRESS_P): New.
17658 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17660 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17661 of MODE_COMPLEX_INT.
17663 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17665 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17666 LCT_NORMAL in function call.
17667 * mips-tdump.c (print_file_desc): Add cast to enum type.
17668 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17669 (mark_stabs): Add casts to enum types.
17670 (parse_stabs_common): Add casts to enum types.
17672 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17674 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17675 Check for invalid values of LETTER.
17677 2009-05-13 Taras Glek <tglek@mozilla.com>
17679 * attribs.c (register_attribute): moved out attribute registration
17680 into register_attribute.
17681 * doc/plugins.texi: Documented register_attribute and
17683 * gcc-plugin.h: Added forward decl for register_attribute.
17684 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17685 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17686 PLUGIN_ATTRIBUTES boilerplate.
17688 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17690 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17691 values even in sentinel and empty entries.
17692 (ms_printf_flag_specs): Likewise.
17693 (ms_scanf_flag_specs): Likewise.
17694 (ms_strftime_flag_specs): Likewise.
17695 (ms_print_char_table): Likewise.
17696 (ms_scan_char_table): Likewise.
17697 (ms_time_char_table): Likewise.
17699 2009-05-13 Doug Kwan <dougkwan@google.com>
17701 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17703 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17705 * config/mips/mips.md (store): Add attributes for QI and HI.
17707 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17708 (truncdi<mode>2): ... this new pattern.
17710 2009-05-13 Brad Hards <bradh@kde.org>
17712 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17714 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17715 Ben Elliston <bje@au.ibm.com>
17717 PR middle-end/40035
17718 * dse.c (check_mem_read_rtx): Guard against width == -1.
17720 2009-05-13 Michael Matz <matz@suse.de>
17722 PR middle-end/39976
17723 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17724 (trivially_conflicts_p): New function.
17725 (insert_backedge_copies): Use it.
17727 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17729 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17730 (handle_stdc_pragma): Use new enum constant names.
17731 (handle_pragma_float_const_decimal64): Ditto.
17733 2009-05-13 Ian Lance Taylor <iant@google.com>
17735 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17738 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17740 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17741 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17743 * config/m68k/m68k.h (FL_UCLINUX): Define.
17745 2009-05-13 Jan Hubicka <jh@suse.cz>
17747 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17749 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17751 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17752 unless -fschedule-insns is specified.
17754 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17757 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17758 TARGET_EXPAND_CBRANCHDI4.
17759 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17760 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17761 (cmpeqdi): Fix comment.
17763 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17765 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17766 (sh_legitimate_address_p): Likewise.
17767 * config/sh/sh.c (sh_legitimate_index_p): New.
17768 (sh_legitimate_address_p): Likewise.
17769 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17770 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17771 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17772 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17773 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17774 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17775 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17776 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17777 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17779 2009-05-12 Jan Hubicka <jh@suse.cz>
17781 * tree-inline.c (estimate_operator_cost): Add operands;
17782 when division happens by constant, it is cheap.
17783 (estimate_num_insns): Loads and stores are not having cost of 0;
17784 EH magic stuff is cheap; when computing runtime cost of switch,
17785 use log2 base of amount of its cases; builtin_expect has cost of 0;
17786 compute cost for moving return value of call.
17787 (init_inline_once): Initialize time_based flags.
17788 * tree-inline.h (eni_weights_d): Add time_based flag.
17790 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17792 * df-core.c: Update head documentation.
17794 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17797 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17798 shadowing exisiting variable op1.
17800 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17803 * config/i386/driver-i386.c (processor_signatures): New enum.
17804 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17805 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17806 processor signature to detect geode processor.
17808 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17812 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17814 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17815 causes spurious differences between trunk and cond-optab branch.
17817 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17819 * dojump.c (compare_from_rtx): Delete.
17820 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17821 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17822 if the comparison does not satisfy the predicate; test predicates for
17823 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17824 further if one existing pattern fails.
17825 * expr.h (compare_from_rtx): Delete.
17826 (prepare_operand): Declare it.
17827 * optabs.c: Change "lib call" to "libcall" throughout.
17828 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17829 HAVE_conditional_trap, emit_cmp_insn): Delete.
17830 (can_compare_p): Delete cmp_optab case.
17831 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17832 Accept other parameters by value.
17833 (prepare_operand): Make non-static.
17834 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17835 other parameters by value. Try to widen operands here based on
17836 an optab_methods argument and looking at cbranch_optab.
17837 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17838 loop. Use cbranch_optab directly.
17839 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17840 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17842 (emit_conditional_move, emit_conditional_add): Inline what's needed
17843 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17844 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17845 with COMPARE. Move cmov_optab and cstore_optab above
17846 with cbranch_optab, move cmp_optab down with ucmp_optab,
17847 remove tst_otpab. Do not initialize trap_rtx.
17848 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17849 for trap code. Do not check HAVE_conditional_trap. Use
17850 prepare_cmp_insn. Accept no predicate for operand 3.
17851 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17852 (OTI_ctrap, ctrap_optab): New.
17853 (tst_optab): Delete.
17854 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17855 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17856 with lookup of ctrap_optab.
17857 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17859 (ctrap_optab): New.
17861 * combine.c (combine_simplify_rtx, simplify_set): Do not
17862 special case comparing against zero for cc0 machines.
17863 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17864 COMPARE on cc0 machines.
17865 (simplify_relational_operation): Return a new expression when
17866 a COMPARE could be removed.
17867 * final.c (final_scan_insn): Compare cc_status values
17868 against LHS of a (compare FOO (const_int 0)) cc0 source.
17869 Also check if cc_status.value is the full compare.
17871 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17872 (cstoreMM4): Document.
17873 (conditional_trap): Document ctrapMM4 instead.
17874 (sync_compare_and_swapMM): Refer to cbranchcc4.
17875 (Dependent Patterns): Eliminate obsolete information referring to
17876 the old jump optimization phase.
17877 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17878 of compares with 0 on cc0 machines.
17879 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17880 avoiding references to cc0. Remove text about storing operands
17882 * doc/tm.texi (Condition Codes): Include blurb on different
17883 condition code representations, separate into subsections for
17884 CC0, MODE_CC and conditional execution.
17886 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17887 alpha_emit_setcc): Accept operands and a machine mode.
17888 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17889 Get code/op0/op1 from operands, use machine mode argument
17890 instead of alpha_compare.fp_p. Emit the branch here.
17891 (alpha_emit_setcc): Likewise, and return boolean.
17892 (alpha_emit_conditional_move): Likewise. Assert that
17893 cmp_op_mode == cmp_mode, and simplify accordingly.
17894 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17895 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17896 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17898 (stack probe test): Use cbranchdi4.
17899 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17901 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17902 * config/arc/arc.h (movsicc, movsfcc): Use it.
17903 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17904 (cbranchsi4, cstoresi4): New.
17905 (cmpsi, bCC and sCC expanders): Remove.
17907 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17908 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17909 * config/arm/predicates.md (arm_comparison_operator): Only include
17910 floating-point operators if there is a hardware floating-point unit.
17911 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17912 deferring to cbranch_cc and cstore_cc respectively.
17913 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17914 cbranch_cc, cstore_cc): New.
17915 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17917 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17919 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17920 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17922 (adjust_insn_length): Adjust calls.
17923 (avr_reorg): Handle (compare (foo) (const_int 0)).
17924 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17925 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17926 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17927 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17929 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17930 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17932 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17933 (cbranchsi4, cstorebi4, cstoresi4): New.
17934 (movbisi): This insn is duplicate, split it to zero_extend.
17935 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17936 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17937 (bfin_optimize_loop): Use cbranch expander.
17938 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17939 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17940 (bfin_bimode_comparison_operator): ... this.
17941 (bfin_direct_comparison_operator): New.
17943 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17944 inside (compare FOO (const_int 0)).
17945 (cris_rtx_costs): Handle ZERO_EXTRACT.
17946 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17947 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17948 (*tstdi_v32): Delete.
17949 (*cmpdi_non_v32): Add M alternative for operand 1.
17950 (cmpsi, cmp<mode>): Make private.
17951 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17953 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17955 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17956 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17957 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17958 (cc_reg_operand): New.
17959 (any_cond): Delete.
17960 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17961 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17962 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17963 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17964 crx_expand_scond): Delete.
17966 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17968 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17969 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17971 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17972 cstoresi4, cstoresf4, cstoredf4): New.
17973 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17974 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17975 Receive the entire operands array.
17976 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17977 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17978 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17979 Get test/op0/op1 from the operands array.
17980 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17982 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17983 (h8300_expand_store): New.
17984 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17986 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17987 (h8300_expand_store): New.
17988 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17989 or do not try to produce (set (cc0) REG).
17990 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17991 change a compare into a move to a scratch register. Disable some
17992 peepholes when comparing with zero.
17993 (tstsi, tsthi, tstsi, cmpqi): Make private.
17995 (bCC, sCC): Delete.
17996 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17999 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
18000 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
18001 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
18002 (ix86_emit_i387_log1p): Use cbranchxf2.
18003 (ix86_expand_setcc): Return void.
18004 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
18005 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
18006 cmp<MODEF>, cmpcc): Remove.
18007 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
18008 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
18009 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
18010 (sCC and bCC expanders): Remove.
18011 (stack_protect_test): Use cbranchcc4.
18013 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
18015 (ia64_expand_compare): Accept three rtx by reference and return void.
18016 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
18017 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
18018 from *expr. Update *expr with the BImode comparison to do.
18019 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
18020 cmptf, bCC, sCC, conditional_trap): Delete.
18021 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
18022 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
18023 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
18024 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
18025 * config/ia64/predicates.md (ia64_cbranch_operator): New.
18027 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
18028 type of last argument.
18029 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
18030 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
18031 use machine mode argument instead of branch_type. Remove dead
18032 code for floating-point comparisons.
18033 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
18034 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
18036 (cbranchsi4, cstoresi4): New.
18037 * config/iq2000/predicates.md (reg_or_const_operand): New.
18039 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
18040 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
18041 (b<code>_op): Rewrite to...
18042 (bcc_op): ... this, using match_operator.
18043 (s<code>_op): Rewrite to...
18044 (scc_op): ... this, using match_operator.
18045 (s<code>_24_op): Rewrite to...
18046 (scc_op_24): ... this, using match_operator.
18047 (s<code>_<mode>): Rewrite to...
18048 (cstore<mode>4): ... this, using match_operator.
18049 (s<code>_<mode>_24): Rewrite to...
18050 (cstore<mode>4_24): ... this, using match_operator.
18051 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
18052 m32c_unpend_compare, m32c_expand_scc): Delete.
18053 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
18054 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
18055 (m32c_expand_movcc): Change NE to EQ if necessary.
18056 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
18058 * config/m32r/m32r-protos.h (gen_cond_store): New.
18059 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
18060 (gen_cond_store): New, from sCC patterns.
18061 (m32r_expand_block_move): Use cbranchsi4.
18062 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
18063 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
18064 (cbranchsi4, cstoresi4): New.
18066 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
18068 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
18069 (m68hc11_notice_update_cc): Look into a compare with 0.
18070 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
18072 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
18073 cmphi, cmpqi, bCC): Delete.
18074 (cbranchsi4, cbranchhi4, cbranchqi4): New.
18075 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
18076 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
18079 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
18080 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
18081 * config/m68k/constraints.md (H): New.
18082 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
18083 the define_insn below.
18084 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
18085 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
18086 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
18087 patterns): Wrap RHS with COMPARE.
18088 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
18089 (*cmpdi_internal): Name this pattern.
18090 (cmpdi): Change to define_insn.
18091 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
18092 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
18093 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
18095 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
18096 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
18097 (conditional_trap): Change to...
18098 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
18099 (*conditional_trap): Use the ordered_comparison_operator and
18100 const1_operand predicates.
18101 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
18102 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
18103 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
18104 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
18106 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
18107 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
18108 (mcore_gen_compare): New.
18109 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
18110 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
18111 (mcore_gen_compare): ... this.
18112 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
18113 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
18114 (stack probe pattern): Use cbranchsi4.
18116 * config/mips/predicates.md (mips_cstore_operator): New.
18117 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
18118 * config/mips/mips.md (any_cond): Delete.
18119 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
18121 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
18122 fixuns_truncsfdi2): Use cbranch patterns.
18123 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
18124 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
18125 Adjust call to mips_expand_conditional_branch.
18126 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
18128 * config/mips/mips-protos.h (mips_expand_conditional_branch,
18129 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
18130 * config/mips/mips.c (cmp_operands): Delete.
18131 (mips_emit_compare): Get comparison operands from *op0/*op1.
18132 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
18133 that it succeeds. Use op0/op1 instead of cmp_operands.
18134 (mips_expand_conditional_branch, mips_expand_conditional_move,
18135 mips_expand_conditional_trap): Likewise.
18136 (mips_block_move_loop): Use cbranch patterns.
18137 * config/mips/mips.h (cmp_operands): Delete.
18139 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
18140 (mmix_gen_compare_reg): Just return a register in the right CC mode.
18141 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
18142 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
18143 (*cmpcc_folded): Rename to...
18144 (*cmpdi_folded): this.
18145 (*cmpcc): Rename to...
18147 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
18150 (cbranchdf4): New. Handle invalid comparisons here.
18151 * config/mmix/predicates.md (float_comparison_operator): New.
18153 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
18154 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
18155 * config/mn10300/mn10300.md (tst): Delete.
18156 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
18157 Name these patterns and wrap RHS in a compare.
18158 (*cmpsi): Make this pattern private. Include tst.
18159 (*cmpsf): Make this pattern private.
18160 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
18161 (compare with zero peepholes): Likewise.
18163 (cbranchsi4, cbranchsf4): New.
18164 (casesi): Use cbranchsi4.
18166 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
18167 hppa_branch_type): Delete.
18168 (return_addr_rtx): Use cbranchsi4.
18169 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
18170 Emit CCFPmode comparison here.
18171 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
18172 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
18173 hppa_branch_type): Delete.
18174 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
18175 (movsicc, movdicc): Remove references to hppa_compare_op0,
18176 hppa_compare_op1 and compare_from_rtx.
18177 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
18178 (casesi): Use cbranchsi4.
18180 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
18181 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
18182 * config/pdp11/pdp11.md (register_or_const0_operand): New.
18183 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
18184 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
18186 (cbranchdf4, cbranchhi4, cbranchqi4): New.
18187 (*branch, *branch_inverted): New.
18189 * config/picochip/picochip.md (cbranchhi4): Use
18190 ordered_comparison_operator.
18191 (cmphi, bCC): Remove.
18193 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
18194 (trap_comparison_operator): Delete.
18195 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
18196 rs6000_emit_cbranch): Accept mode and operands.
18197 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
18198 rs6000_compare_fp_p): Delete.
18199 (rs6000_generate_compare): Accept mode and comparison. Extract code
18200 and op0/op1 from there. Replace references to rs6000_compare_op0
18201 and rs6000_compare_op1.
18202 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
18203 extract result from passed operands.
18204 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
18205 extract loc from passed operands.
18206 (rs6000_emit_cmove): Likewise.
18207 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
18208 rs6000_compare_fp_p): Delete.
18209 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
18210 (cbranch<GPR>4, cbranch<FP>4): New.
18211 (cstore<mode>4): New. Consolidate here all choices about when to use
18212 portable or specialized sCC sequences.
18213 (stack_protect_test): Use cbranchsi4.
18214 (conditional_trap): Replace with ctrap<GPR>4.
18215 (conditional trap insn): Replace trap_comparison_operator with
18216 ordered_comparison_operator.
18218 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
18219 (s390_emit_prologue): Use ctrap.
18220 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
18221 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
18222 New predicates replacing...
18223 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
18224 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
18225 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
18226 (add<mode>cc): Do not use s390_compare_op0/op1.
18227 (s<code>): Change to...
18228 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
18229 (seq): Change to...
18230 (cstorecc4): ... this. Handle EQ or NE equally.
18231 (*sne): Un-privatize for use in cstorecc4.
18232 (b<code>): Change to...
18233 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
18234 (conditional_trap): Replace with...
18235 (ctrap<GPR>4, ctrap<FP>4): ... these.
18236 (stack_protect): Use cbranchcc4.
18238 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
18239 * config/score/score-protos.h (score_gen_cmp): Delete.
18240 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
18241 (score_block_move-loop): Use cbranchsi4.
18242 * config/score/score.md (cbranchsi4): New.
18243 (cmpsi, bCC): Delete.
18244 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
18245 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18246 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
18247 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18248 * config/score/score3.h (score3_gen_cmp): Delete.
18249 * config/score/score7.h (score7_gen_cmp): Delete.
18251 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
18252 (sh_emit_scc_to_t): ... this. Return void.
18253 (from_compare): Rename to...
18254 (sh_emit_compare_and_branch): ... this.
18255 (sh_emit_compare_and_set): New.
18256 (sh_expand_t_scc): Accept operands.
18257 * config/sh/predicates.md (sh_float_comparison_operator): New.
18258 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
18259 (prepare_scc_operands): Rename to...
18260 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
18262 (sh_emit_cheap_store_flag): New.
18263 (sh_emit_set_t_insn): New.
18264 (from_compare): Rename to...
18265 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
18266 handling of TARGET_SH2E floating point to avoid recursive call.
18267 Generate branch here.
18268 (sh_emit_compare_and_set): New.
18269 (sh_expand_t_scc): Get op0/op1 from arguments.
18270 (sh_emit_cheap_store_flag): New.
18271 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
18273 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
18274 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
18275 (movsicc, movdicc): Do nothing when it recreated operands from
18276 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
18277 prepare_scc_operands (now sh_emit_scc_to_t).
18278 (udivdi3): Use cstoresi4.
18279 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
18280 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
18281 (cbranchint4_media, cbranchfp4_media): New.
18282 (casesi): Use cbranchdi4.
18283 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
18285 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
18286 (movnegt): Remove second operand.
18287 (cbranchsf4, cbranchdf4): New.
18288 (stack_protect): Use cbranchdi4/cbranchsi4.
18290 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
18291 (gen_compare_reg): Accept comparison, extract part of it to...
18292 (gen_compare_reg_1): ... this.
18293 (gen_compare_operator): Delete.
18294 (gen_v9_scc): Accept separate destination, comparison code and arms.
18295 Do not use sparc_compare_op0/sparc_compare_op1.
18296 (emit_scc_insn, emit_conditional_branch_insn): New.
18297 (emit_v9_brxx): Make static. Remove useless assertion.
18298 (sparc_emit_float_lib_cmp): Return RTL instead of calling
18300 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
18301 * config/sparc/sparc-protos.h (gen_compare_reg,
18302 sparc_emit_float_lib_cmp): Adjust prototype.
18303 (emit_scc_insn, emit_conditional_branch_insn): New.
18304 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
18305 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
18306 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
18307 iterators to the top.
18308 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
18309 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
18310 snedi_special_trunc): Delete.
18311 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
18312 and snedi_special_trunc.
18313 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
18314 cbranchdi4, cbranch<F:mode>4): New.
18315 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
18316 here. Use gen_compare_reg instead of gen_compare_operator.
18317 (conditional_trap): Replace with...
18318 (ctrapsi4, ctrapdi4): ... this.
18319 (stack_protect_test): Use cbranchcc4.
18321 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
18323 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
18324 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
18325 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
18326 from operands[0] or operands[3] depending on is_set.
18327 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
18328 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
18329 cmpdf, bCC), sCC: Remove.
18330 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
18331 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
18333 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18334 spu_emit_branch_or_set.
18336 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18338 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18339 xstormy16_compare_op1): Delete.
18340 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18341 xstormy16_compare_op1): Delete.
18342 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18344 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18345 (cmphi, cmpsi, bCC): Remove.
18347 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18348 (*cmpsi): ... this one.
18349 (cbranchsi4, cstoresi4): New.
18350 (bCC expanders): Delete.
18351 (sCC insns): Fold into...
18352 (*setcc): ... this one.
18353 (casesi): Do not use gen_cmpsi and gen_bgtu.
18354 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18355 (movsicc): Simplify.
18356 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18358 * config/vax/vax-protos.h (cond_name): New.
18359 (vax_output_conditional_branch): Remove.
18360 * config/vax/vax.c (cond_name): New.
18361 (vax_output_conditional_branch): Remove.
18362 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18363 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18364 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18365 (bit<VAXint>): Wrap source with (compare).
18366 (b<code> and following unnamed pattern): Rename to *branch and
18367 *branch_reversed. Change macroization to match_operator.
18368 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18370 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18371 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18372 Change last argument to machine_mode.
18373 (xtensa_expand_scc): Add machine_mode argument.
18374 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18375 (gen_conditional_move, xtensa_expand_conditional_branch,
18376 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18377 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18378 Adjust operand numbers.
18379 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18381 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18382 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18383 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18385 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18387 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18388 causes spurious differences between trunk and cond-optab branch.
18390 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18393 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18395 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18397 * tree.c (iterative_hash_pointer): Delete.
18398 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18399 Hash UIDs and versions of SSA names. Don't special-case built-in
18400 function declarations.
18402 2009-05-11 Ian Lance Taylor <iant@google.com>
18405 * graphite.c: Force -Wc++-compat to only be a warning before
18406 #including "cloog/cloog.h".
18408 2009-05-11 Martin Jambor <mjambor@suse.cz>
18410 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18412 2009-05-11 Jan Hubicka <jh@suse.cz>
18414 * tree-ssa-loop-ivcanon.c: Include target.h
18415 (struct loop_size): new structure.
18416 (constant_after_peeling): New predicate.
18417 (tree_estimate_loop_size): New function.
18418 (estimated_unrolled_size): Rewrite for new estimates.
18419 (try_unroll_loop_completely): Use new estimates.
18420 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18422 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18424 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18425 libcpp interface change.
18426 (spu_macro_to_expand): Likewise.
18428 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18430 PR tree-optimization/40026
18431 * gimplify.c (gimplify_init_constructor): Change initial conditional
18432 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18433 optimize_compound_literals_in_ctor.
18435 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18437 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18439 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18441 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18443 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18444 HOST_WIDE_INT for gap.
18446 2009-05-11 Ira Rosen <irar@il.ibm.com>
18448 PR tree-optimization/40074
18449 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18450 account in group size and step comparison.
18452 2009-05-11 Richard Guenther <rguenther@suse.de>
18454 * passes.c (init_optimization_passes): Strip now incorrect comment.
18455 (execute_function_todo): Do not set PROP_alias.
18456 * tree-pass.h (PROP_alias): Remove.
18457 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18458 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18459 * tree-nrv.c (pass_return_slot): Likewise.
18460 * tree-object-size.c (pass_object_sizes): Likewise.
18461 * tree-ssa-dom.c (pass_dominator): Likewise.
18462 (pass_phi_only_cprop): Likewise.
18463 * tree-ssa-dse.c (pass_dse): Likewise.
18464 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18465 (pass_cselim): Likewise.
18466 * tree-ssa-pre.c (pass_pre): Likewise.
18467 (pass_fre): Likewise.
18468 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18469 * tree-ssa-sink.c (pass_sink_code): Likewise.
18470 * tree-stdarg.c (pass_stdarg): Likewise.
18471 * tree-tailcall.c (pass_tail_calls): Likewise.
18472 * tree-vrp.c (pass_vrp): Likewise.
18474 2009-05-10 Ian Lance Taylor <iant@google.com>
18476 * basic-block.h (enum profile_status): Break out of struct
18477 control_flow_graph.
18478 * cgraph.h (struct inline_summary): Break out of struct
18480 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18481 of struct cgraph_order_sort.
18482 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18483 * cse.c (struct branch_path): Break out of struct
18484 cse_basic_block_data.
18485 * except.h (enum eh_region_type): Break out of struct eh_region.
18486 * gcc.c (enum add_del): Break out of struct modify_target.
18487 * genrecog.c (enum decision_type): Break out of struct decision_test.
18488 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18490 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18491 * regmove.c (enum match_use): New enum, broken out of struct match.
18492 * sched-int.h (enum post_call_group): New enum, broken out of
18494 (struct deps_reg): Break out of struct deps.
18495 * target.h (struct asm_int_op): Break out of struct gcc_target.
18496 * tree-eh.c (struct goto_queue_node): Break out of struct
18498 * tree-inline.h (enum copy_body_cge_which): Break out of
18500 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18502 * c-decl.c (in_struct, struct_types): New static variables.
18503 (pushtag): Add loc parameter. Change all callers.
18504 (lookup_tag): Add ploc parameter. Change all callers.
18505 (check_compound_literal_type): New function.
18506 (parser_xref_tag): Add loc parameter. Change all callers. If
18507 -Wc++-compat, warn about struct/union/enum types defined within a
18509 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18510 and loc parameters. Change all callers. Change error calls to
18511 error_at, using loc. For a redefinition, if the location of the
18512 original definition is known, report it. Set in_struct and
18513 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18514 (finish_struct): Add new parameters enclosing_in_struct and
18515 enclosing_struct_types. Change all callers. Set
18516 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18517 in the struct. If in a struct, add this struct to struct_types.
18518 (start_enum): Add loc parameter. Change all callers. Use
18519 error_at for errors, using loc. For a redefinition, if the
18520 location of the original definition is known, report it. If in a
18521 struct, add this enum type to struct_types. If -Wc++-compat warn
18522 if in sizeof, typeof, or alignof.
18523 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18524 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18525 (c_parser_enum_specifier): Get enum location for start_enum.
18526 (c_parser_struct_or_union_specifier): Get struct location for
18527 start_struct. Save in_struct and struct_types status between
18528 start_struct and finish_struct.
18529 (c_parser_cast_expression): Get location of cast.
18530 (c_parser_alignof_expression): Get location of type.
18531 (c_parser_postfix_expression): Likewise.
18532 (c_parser_postfix_expression_after_paren_type): Add type_loc
18533 parameter. Change all callers. Call check_compound_literal_type.
18534 Use type_loc for error about variable size type.
18535 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18536 of an enum constant from an enum type defined in a struct or union.
18537 (c_cast_expr): Add loc parameter. Change all callers. If
18538 -Wc++-compat, warn about defining a type in a cast.
18539 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18540 (start_enum, start_struct, finish_struct): Update declarations.
18541 (parser_xref_tag, c_cast_expr): Update declarations.
18542 (check_compound_literal_type): Declare.
18544 2009-05-11 Ben Elliston <bje@au.ibm.com>
18546 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18547 for recent libcpp interface change.
18548 (rs6000_macro_to_expand): Likewise.
18550 2009-05-10 Michael Matz <matz@suse.de>
18553 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18554 not at entry of function.
18556 2009-05-10 Richard Guenther <rguenther@suse.de>
18558 PR tree-optimization/40081
18560 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18561 using the main variant of the element type. Do not fiddle with
18562 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18564 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18565 structs with volatile fields.
18567 2009-05-10 Jan Hubicka <jh@suse.cz>
18569 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18570 (estimate_move_cost): Assert that it does not get called for
18572 (estimate_num_insns): Skip VOID types in argument handling.
18573 (optimize_inline_calls): Delete unreachable blocks and verify that
18574 callgraph is valid.
18576 2009-05-10 Jan Hubicka <jh@suse.cz>
18578 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18579 * cgraph.c (cgraph_mark_address_taken_node): New function.
18580 (dump_cgraph_node): Dump new flag.
18581 * cgraph.h (struct cgraph_node): Add address_taken.
18582 (cgraph_mark_address_taken_node): New function.
18583 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18584 since new direct calls can be born.
18586 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18588 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18589 tok->val.node.node.
18591 2009-05-10 Jan Hubicka <jh@suse.cz>
18593 PR middle-end/40084
18594 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18596 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18597 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18598 * tree-inline.c (copy_bb): Set frequency correctly.
18599 (fold_marked_statements): Update call to
18600 cgraph_update_edges_for_call_stmt.
18602 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18604 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18605 identifiers in diagnostics.
18606 * config/arm/arm.c (arm_handle_fndecl_attribute,
18607 arm_handle_isr_attribute): Likewise.
18608 * config/avr/avr.c (avr_handle_progmem_attribute,
18609 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18610 * config/bfin/bfin.c (handle_int_attribute,
18611 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18612 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18613 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18615 * config/darwin.c (darwin_handle_kext_attribute,
18616 darwin_handle_weak_import_attribute): Likewise.
18617 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18618 h8300_handle_eightbit_data_attribute,
18619 h8300_handle_tiny_data_attribute): Likewise.
18620 * config/i386/i386.c (ix86_handle_cconv_attribute,
18621 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18622 * config/i386/winnt.c (ix86_handle_shared_attribute,
18623 ix86_handle_selectany_attribute): Likewise.
18624 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18625 * config/m32c/m32c.c (function_vector_handler): Likewise.
18626 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18627 m68hc11_handle_fntype_attribute): Likewise.
18628 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18629 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18630 * config/mips/mips.c (mips_insert_attributes,
18631 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18632 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18633 rs6000_handle_struct_attribute): Likewise.
18634 * config/sh/sh.c (sh_insert_attributes,
18635 sh_handle_resbank_handler_attribute,
18636 sh_handle_interrupt_handler_attribute,
18637 sh2a_handle_function_vector_handler_attribute,
18638 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18640 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18641 * config/spu/spu.c (spu_handle_fndecl_attribute,
18642 spu_handle_vector_attribute): Likewise.
18643 * config/stormy16/stormy16.c
18644 (xstormy16_handle_interrupt_attribute): Likewise.
18645 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18646 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18648 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18650 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18651 (pp_translate_identifiers): New.
18652 (pp_identifier): Only conditionally translate identifier to locale
18654 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18655 (pp_base_tree_identifier): Only conditionally translate identifier
18656 to locale character set.
18657 * c-pretty-print.c (M_): Define.
18658 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18659 fragments for conditional translation with M_.
18660 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18661 identifier translation.
18663 2009-05-10 Richard Guenther <rguenther@suse.de>
18665 PR tree-optimization/40081
18666 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18667 using the main variant of the element type. Do not fiddle with
18668 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18670 2009-05-09 Jan Hubicka <jh@suse.cz>
18672 PR middle-end/40080
18673 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18674 indirect calls; verify cgraph afterwards.
18676 2009-05-09 Jan Hubicka <jh@suse.cz>
18679 * ipa.c (update_inlined_to_pointer): New function.
18680 (cgraph_remove_unreachable_nodes): Use it.
18682 2009-05-09 Jan Hubicka <jh@suse.cz>
18684 * tree-eh.c (struct leh_state): Remove prev_try.
18685 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18686 not track prev_try.
18687 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18688 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18689 remove_eh_handler_and_replace, foreach_reachable_handler,
18690 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18691 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18692 (gen_eh_region_cleanup): Update prototype.
18694 2009-05-09 Jan Hubicka <jh@suse.cz>
18696 PR middle-end/40043
18697 * except.c (copy_eh_region): Always set prev_try.
18698 (redirect_eh_edge_to_label): Find outer try.
18699 (foreach_reachable_handler): When looking for prev try
18700 handle case where previous try is not going to be taken.
18702 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18704 PR tree-optimization/40049
18705 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18706 only vector/vector shifts, convert the type of the constant to the
18707 appropriate type to avoid building incorrect trees, which
18708 eventually have problems with garbage collection.
18710 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18712 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18713 -1 for complex floating-point types if honoring signed zeros.
18715 2009-05-08 Jan Hubicka <jh@suse.cz>
18717 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18718 argument; handle correctly when profile is absent.
18719 (build_cgraph_edges): Update.
18720 (rebuild_cgraph_edges): Update.
18721 * cgraph.c: Do not include varray.h.
18722 (cgraph_set_call_stmt_including_clones): New function.
18723 (cgraph_create_edge_including_clones): Likewise
18724 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18725 (cgraph_update_edges_for_call_stmt): Handle clones.
18726 (cgraph_remove_node): Handle clone tree.
18727 (cgraph_remove_node_and_inline_clones): New function.
18728 (dump_cgraph_node): Dump clone tree.
18729 (cgraph_clone_node): Handle clone tree.
18730 (clone_function_name): Bring here from tree-inline.c.
18731 (cgraph_create_virtual_clone): New function.
18732 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18733 (cgraph_clone_info): New function.
18734 (strut cgraph_node): Add clone_info and new clone tree pointers.
18735 (cgraph_remove_node_and_inline_clones,
18736 cgraph_set_call_stmt_including_clones,
18737 cgraph_create_edge_including_clones,
18738 cgraph_create_virtual_clone): Declare.
18739 (cgraph_function_versioning): Use VEC argument.
18740 (compute_call_stmt_bb_frequency): Update prototype.
18741 (cgraph_materialize_all_clones): New function.
18742 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18743 (ipcp_create_replace_map): Update to VECtors.
18744 (ipcp_update_callgraph): Use virtual clones.
18745 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18746 (ipcp_update_profiling): Do not update local profiling.
18747 (ipcp_insert_stage): Use VECtors and virtual clones.
18748 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18749 (clone_of_p): New function.
18750 (cgraph_preserve_function_body_p): Use clone tree.
18751 (cgraph_optimize): Materialize clones.
18752 (cgraph_function_versioning): Update for VECtors.
18753 (save_inline_function_body): Use clone tree.
18754 (cgraph_materialize_clone): New function.
18755 (cgraph_materialize_all_clones): Likewise.
18756 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18757 * ipa.c: Include gimple.h.
18758 (cgraph_remove_unreachable_nodes): Use clone tree.
18759 * ipa-prop.c (ipa_note_param_call): Update call to
18760 compute_call_stmt_bb_frequencycall.
18761 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18762 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18763 (copy_bb): Handle updating of clone tree; add new edge when new call
18765 (expand_call_inline): Be strict about every call having edge.
18766 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18767 (delete_unreachable_blocks_update_callgraph): New function.
18768 (tree_function_versioning): Use VECtors; always remove unreachable
18769 blocks and fold conditionals.
18770 * tree-inline.h: Do not include varray.h.
18771 (tree_function_versioning): Remove.
18772 * Makefile.in (GTFILES): Remove tree-inline.c
18773 * passes.c (do_per_function): Do only functions having body.
18774 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18777 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18778 Andrew Morrow <acm@google.com>
18781 * c-common.c (c_common_attribute_table): Permit deprecated
18782 attribute to take an optional argument.
18783 (handle_deprecated_attribute): If the optional argument to
18784 __attribute__((deprecated)) is not a string ignore the attribute
18785 and emit a warning.
18787 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18788 * c-typeck.c (build_component_ref): Likewise.
18789 (build_external_ref): Likewise.
18791 * toplev.c (warn_deprecated_use): Add an attribute argument.
18792 Emit the message associated with __attribute__((deprecated)).
18794 * toplev.h (warn_deprecated_use): Updated.
18796 * doc/extend.texi: Document new optional parameter to
18797 __attribute__((deprecated))
18799 2009-05-08 Michael Eager <eager@eagercon.com>
18801 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18802 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18804 2009-05-08 Richard Guenther <rguenther@suse.de>
18806 PR tree-optimization/40062
18807 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18808 Avoid exponential behavior.
18810 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18812 PR rtl-optimization/33928
18814 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18815 process_uses, build_single_def_use_links): New.
18816 (update_df): Update use_def_ref.
18817 (forward_propagate_into): Use get_def_for_use instead of use-def
18819 (fwprop_init): Call build_single_def_use_links and let it initialize
18821 (fwprop_done): Free use_def_ref.
18822 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18823 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18824 df_rd_simulate_one_insn): New.
18825 (df_rd_bb_local_compute_process_def): Update head comment.
18826 (df_chain_create_bb): Use the new RD simulation functions.
18827 * df.h (df_rd_simulate_artificial_defs_at_top,
18828 df_rd_simulate_one_insn): New.
18829 * opts.c (decode_options): Enable fwprop at -O1.
18830 * doc/invoke.texi (-fforward-propagate): Document this.
18832 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18835 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18836 and one complex operand specially.
18837 * tree-complex.c (some_nonzerop): Do not identify a real value as
18838 zero if flag_signed_zeros.
18840 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18842 PR rtl-optimization/33928
18843 * loop-invariant.c (record_use): Fix && vs. || mishap.
18845 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18847 PR rtl-optimization/33928
18848 * loop-invariant.c (struct use): Add addr_use_p.
18849 (struct def): Add n_addr_uses.
18850 (struct invariant): Add cheap_address.
18851 (create_new_invariant): Set cheap_address.
18852 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18853 (record_uses): Pass df_ref to record_use.
18854 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18857 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18859 * config/sh/sh.c: Do not include c-pragma.h.
18861 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18863 * config/spu/spu.c: Remove include of c-common.h.
18865 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18868 * c-common.h (mark_valid_location_for_stdc_pragma,
18869 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18870 clear_float_const_decimal64, float_const_decimal64_p): New.
18871 * c.opt (Wunsuffixed-float-constants): New.
18872 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18873 unsuffixed float constant, handle new warning.
18874 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18875 * c-decl.c (c_scope): New flag float_const_decimal64.
18876 (set_float_const_decimal64, clear_float_const_decimal64,
18877 float_const_decimal64_p): New.
18878 (push_scope): Set new flag.
18879 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18880 to use STDC pragmas.
18881 (c_parser_external_declaration): Ditto.
18882 (c_parser_compound_statement_nostart): Ditto.
18883 * c-pragma.c (valid_location_for_stdc_pragma,
18884 mark_valid_location_for_stdc_pragma,
18885 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18886 handle_pragma_float_const_decimal64): New.
18887 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18888 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18889 set_float_const_decimal64, clear_float_const_decimal64,
18890 float_const_decimal64_p): New dummy functions.
18891 * doc/extend.texi (Decimal Float): Remove statement that the
18892 pragma, and suffix for double constants, are not supported.
18893 * doc/invoke.texi (Warning Options): List new option.
18894 (-Wunsuffixed-float-constants): New.
18896 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18898 * config/i386/i386.c: Do not include c-common.h.
18900 2009-05-07 Mark Heffernan <meheff@google.com>
18902 * doc/invoke.texi (Debugging Options): Document change of debugging
18904 * opts.c (decode_options): Make dump_base_name relative to
18905 aux_base_name directory.
18907 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18909 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18910 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18912 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18914 * Makefile.in (install-plugin): Simplify a bit.
18916 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18918 * Makefile.in (OBJS-common): Add regcprop.o.
18920 * timevar.def (TV_CPROP_REGISTERS): New.
18921 * regrename.c (regrename_optimize): Return 0.
18922 (rest_of_handle_regrename): Delete.
18923 (pass_rename_registers): Point to regrename_optimize.
18924 (struct value_data_entry, struct value_data,
18925 kill_value_one_regno, kill_value_regno, kill_value,
18926 set_value_regno, init_value_data, kill_clobbered_value,
18927 kill_set_value, kill_autoinc_value, copy_value,
18928 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18929 replace_oldest_value_reg, replace_oldest_value_addr,
18930 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18931 debug_value_data, validate_value_data): Move...
18932 * regcprop.c: ... here.
18933 (rest_of_handle_cprop): Delete.
18934 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18936 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18938 PR middle-end/40057
18939 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18940 GEN_INT for 1 << bitnum.
18941 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18942 build_int_cst_type.
18944 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18946 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18947 Remove wrong description of "nand" operation.
18949 2009-05-06 Richard Guenther <rguenther@suse.de>
18950 Adam Nemet <anemet@caviumnetworks.com>
18952 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18953 comment. Add that if LHS is not a gimple register, then RHS1 has
18954 to be a single object (GIMPLE_SINGLE_RHS).
18956 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18958 * expr.c (get_def_for_expr): Move it up in the file.
18959 (store_field): When expanding a bit-field store, look at the
18960 defining gimple stmt for the masking conversion.
18962 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18964 PR middle-end/39986
18965 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18966 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18967 32-bit memcpy into long.
18969 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18971 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18972 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18974 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18975 instead of appending DW_OP_deref*.
18977 2009-05-06 Michael Matz <matz@suse.de>
18979 PR middle-end/40021
18980 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18981 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18983 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18985 * Makefile.in (install-plugin): Fix srcdir handling.
18987 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18989 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18990 when processing for not_regs_needed bitmap.
18991 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18992 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18993 handling it for rhs.
18995 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18997 * config/i386/i386.md (unnamed inc/dec peephole): Use
18998 optimize_insn_for_size_p instead of optimize_size.
18999 * config/i386/predicates.md (incdec_operand): Likewise.
19000 (aligned_operand): Likewise.
19001 * config/i386/sse.md (divv8sf3): Likewise.
19002 (sqrtv8sf2): Likewise.
19004 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
19006 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
19008 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
19010 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
19012 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
19013 ssemodesuffixf2c with avxmodesuffixf2c.
19015 2009-05-06 Joseph Myers <joseph@codesourcery.com>
19018 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
19020 2009-05-05 Jakub Jelinek <jakub@redhat.com>
19022 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
19023 (struct tree_base): Adjust spacing for 8 bit boundaries.
19024 (struct tree_decl_common): Add decl_by_reference_flag bit.
19025 (DECL_BY_REFERENCE): Adjust.
19026 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
19027 print DECL_BY_REFERENCE bit.
19028 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
19029 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
19030 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
19031 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
19034 PR middle-end/39666
19035 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
19036 range of the type, but default label is missing, add it with one
19037 of the existing labels instead of adding a new label for it.
19039 2009-05-05 Joseph Myers <joseph@codesourcery.com>
19043 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
19045 * Makefile.in (enable_plugin, plugin_includedir): New.
19046 (install): Depend on install-plugin.
19047 (PLUGIN_HEADERS): New.
19048 (install-plugin): New.
19049 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
19051 2009-05-05 Richard Guenther <rguenther@suse.de>
19053 PR tree-optimization/40022
19054 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
19056 (phivn_valid_p): Fix tuplification error, simplify.
19057 (phiprop_insert_phi): Add dumps.
19058 (propagate_with_phi): Simplify.
19060 2009-05-05 Richard Guenther <rguenther@suse.de>
19062 PR middle-end/40023
19063 * builtins.c (gimplify_va_arg_expr): Properly build the address.
19065 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
19067 * tree.h (strip_float_extensions): Remove duplicate declaration.
19068 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
19069 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
19070 block_ultimate_origin): Rearrange the declarations line to match the
19071 comment that indicates the .c file which the functions are defined.
19072 (dwarf2out_*, set_decl_rtl): Add comment.
19073 (get_base_address): Adjust comment.
19074 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
19075 declarations line and add comment.
19076 (is_builtin_name): Add blank after function name, for clarity.
19078 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19080 * attribs.c (decl_attributes): Use %qE for identifiers in
19082 * cgraphunit.c (verify_cgraph_node): Translate function names to
19083 locale character set in diagnostics.
19084 * coverage.c (get_coverage_counts): Use %qE for identifiers in
19086 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
19087 Document that functions are named in UTF-8.
19088 * expr.c (expand_expr_real_1): Translate function names to locale
19089 character set in diagnostics.
19090 * gimplify.c (omp_notice_variable, omp_is_private,
19091 gimplify_scan_omp_clauses): Use %qE for identifiers in
19093 * langhooks.c (lhd_print_error_function): Translate function names
19094 to locale character set.
19095 * langhooks.h (decl_printable_name): Document that return value is
19096 in internal character set.
19097 * stmt.c: Include pretty-print.h
19098 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
19100 (resolve_operand_name_1): Translate named operand name to locale
19102 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
19104 * toplev.c (announce_function): Translate function names to locale
19106 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
19107 (default_tree_printer): Use pp_identifier or translate identifiers
19108 to locale character set. Mark "<anonymous>" for translation.
19109 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
19110 for identifiers in diagnostics.
19111 * tree.c (handle_dll_attribute): Use %qE for identifiers in
19113 * varasm.c (output_constructor): Use %qE for identifiers in
19116 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
19118 * configure.ac: use ` ` instead of $()
19119 * configure: Regenerate.
19121 2009-05-05 Ben Elliston <bje@au.ibm.com>
19123 * config/pa/linux-atomic.c: Eliminate conditional include of
19124 errno.h on non-LP64 systems to simplify build requirements.
19126 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19128 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
19130 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
19131 and pass value to identifier_to_locale.
19132 (warn_variable_length_array): Make name a tree.
19133 (grokdeclarator): Separate diagnostic texts for named and unnamed
19134 declarators. Use %qE for named declarators.
19135 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
19137 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
19138 identifiers in diagnostics.
19139 * c-typeck.c (push_member_name, start_init): Pass identifiers to
19140 identifier_to_locale. Mark "anonymous" strings for translation.
19142 2009-05-04 Michael Eager <eager@eagercon.com>
19144 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
19145 address for DImode/DFmode only if double-precision FP regs.
19147 2009-05-04 Michael Eager <eager@eagercon.com>
19149 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
19150 TARGET_SINGLE_FLOAT check.
19152 2009-05-04 Michael Eager <eager@eagercon.com>
19154 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
19156 2009-05-04 Michael Eager <eager@eagercon.com>
19158 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
19159 * config/rs6000/t-xilinx: New
19161 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
19163 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
19164 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
19165 * gcc/explow.c (memory_address): Use target hook.
19166 * gcc/targhooks.c (default_legitimize_address): New.
19167 * gcc/targhooks.h (default_legitimize_address): New.
19168 * gcc/target.h (legitimize_address): New.
19169 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
19170 (TARGET_INITIALIZER): Include it.
19171 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
19173 * config/bfin/bfin-protos.h (legitimize_address): Remove.
19174 * config/bfin/bfin.c (legitimize_address): Remove.
19175 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
19176 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
19178 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
19179 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
19181 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
19182 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
19183 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
19184 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
19185 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
19186 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
19187 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
19188 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
19189 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
19190 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
19191 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
19192 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
19193 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
19194 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
19195 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
19196 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
19197 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
19198 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
19199 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
19200 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
19201 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
19202 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
19203 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
19205 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
19206 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
19207 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
19208 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
19209 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
19210 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
19211 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
19212 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
19213 (thumb_legitimize_address): Delete.
19214 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
19215 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
19216 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
19217 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
19218 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
19219 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
19221 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
19224 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
19225 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
19226 * config/m32r/m32r.c (m32r_legitimize_address): New.
19227 * config/m68k/m68k.c (m68k_legitimize_address): New.
19228 * config/score/score.c (score_legitimize_address): Standardize.
19229 * config/score/score3.c (score3_legitimize_address): Standardize.
19230 * config/score/score3.h (score3_legitimize_address): Adjust.
19231 * config/score/score7.c (score7_legitimize_address): Standardize.
19232 * config/score/score7.h (score7_legitimize_address): Adjust.
19233 * config/sh/sh.c (sh_legitimize_address): New.
19234 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
19236 * gcc/config/s390/s390.c (legitimize_address): Rename to...
19237 (s390_legitimize_address): ... this.
19238 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
19239 (sparc_legitimize_address): ... this.
19240 * gcc/config/i386/i386.c (legitimize_address): Rename to...
19241 (ix86_legitimize_address): ... this.
19242 * gcc/config/avr/avr.c (legitimize_address): Rename to...
19243 (avr_legitimize_address): ... this.
19244 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
19245 (mn10300_legitimize_address): ... this.
19246 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
19247 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
19248 (alpha_expand_mov): Adjust call.
19250 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
19251 * config/spu/spu.c (spu_legitimize_address): Likewise.
19252 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
19253 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
19255 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19257 * intl.c (locale_encoding, locale_utf8): New.
19258 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
19259 * intl.h (locale_encoding, locale_utf8): Declare.
19260 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
19261 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
19263 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
19265 (pp_tree_identifier): Define to call pp_base_tree_identifier.
19266 (pp_base_tree_identifier): Declare as function.
19267 (identifier_to_locale): Declare.
19268 * Makefile.in (pretty-print.o): Update dependencies.
19269 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
19271 2009-05-04 Richard Guenther <rguenther@suse.de>
19273 PR middle-end/40015
19274 * builtins.c (fold_builtin_memory_op): Do not decay to element
19275 type if the size matches the whole array.
19277 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19279 * expmed.c (synth_mult): When trying out a shift, pass the result
19282 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19284 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
19285 (shiftsub1_cost): New.
19286 (init_expmed): Compute shiftsub1_cost.
19287 (synth_mult): Optimize multiplications by constants of the form
19288 -(2^^m-1) for some constant positive integer m.
19290 2009-05-03 Richard Guenther <rguenther@suse.de>
19293 * c-typeck.c (array_to_pointer_conversion): Do not built
19294 ADDR_EXPRs of arrays of pointer-to-element type.
19295 * c-gimplify.c (c_gimplify_expr): Revert change fixing
19296 up wrong ADDR_EXPRs after-the-fact.
19297 * c-common.c (strict_aliasing_warning): Strip pointer
19298 conversions for obtaining the original type.
19299 * builtins.c (fold_builtin_memset): Handle array types.
19300 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
19303 2009-05-03 Richard Guenther <rguenther@suse.de>
19305 PR middle-end/23329
19306 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
19307 Do not lose casts from array types with unknown extent to array
19308 types with known extent.
19309 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
19310 alias set compatibility.
19312 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
19314 * flags.h (extra_warnings): Delete.
19315 * toplev.c (process_options): Handle Wuninitialized here.
19316 * opts.c (extra_warnings): Delete.
19317 (set_Wextra): Delete.
19318 (common_handle_option): -Wextra can be handled automatically.
19319 * c-opts.c (c_common_handle_option): Delete obsolete code.
19320 (c_common_post_options): Simplify comment.
19321 * common.opt (W): Add Var.
19323 (Wuninitialized): Initialize to -1.
19325 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
19326 Richard Guenther <rguenther@suse.de>
19328 * expr.c (get_def_for_expr): New function.
19329 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
19330 SSA rather than trees.
19331 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
19332 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19334 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19336 * c-common.c (reswords): Add _Imaginary.
19337 * c-common.c (enum rid): Add RID_IMAGINARY.
19339 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19341 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19342 Patch by Richard Guenther.
19344 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19346 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19347 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19348 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19349 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19350 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19351 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19352 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19353 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19354 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19355 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19356 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19357 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19358 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19359 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19360 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19361 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19362 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19363 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19365 2009-05-02 Richard Guenther <rguenther@suse.de>
19367 PR tree-optimization/39940
19368 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19371 2009-05-02 Richard Guenther <rguenther@suse.de>
19373 PR middle-end/40001
19374 * tree-ssa.c (execute_update_addresses_taken): Properly check
19375 if we can mark a variable DECL_GIMPLE_REG_P.
19376 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19377 back to the end of the function.
19378 (is_gimple_reg_type): Remove complex type special casing.
19379 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19382 2009-05-02 Ben Elliston <bje@au.ibm.com>
19384 * doc/collect2.texi (Collect2): Document search path behaviour
19385 when configured with --with-ld.
19387 2009-05-02 Jan Hubicka <jh@suse.cz>
19389 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19390 parameter; update callers.
19391 (coalesce_cost_edge): EH edges are costier because they needs
19392 splitting even if not critical and even more costier when there are
19393 multiple EH predecestors.
19395 2009-05-02 Jan Hubicka <jh@suse.cz>
19397 * except.c (remove_eh_handler_and_replace): Handle updating after
19398 removing TRY blocks.
19400 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19402 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19404 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19406 * varasm.c: Do not include c-pragma.h.
19407 * attribs.c: Do not incude c-common.h.
19409 2009-05-01 Michael Matz <matz@suse.de>
19411 * calls.c (initialize_argument_information): Handle SSA names like
19412 decls with a non MEM_P DECL_RTL.
19414 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19416 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19417 * ipa-utils.c: Likewise.
19418 * ipa-type-escape.c: Likewise.
19419 * cgraphunit.c Do not include c-common.h.
19420 * ipa-pure-const.c: Likewise.
19421 * tree-if-conv.c: Likewise.
19422 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19423 * ipa-struct-reorg.c: Likewise.
19424 * tree-nomudflap.c: Likewise.
19425 * tree-ssa-structalias.c: Likewise.
19427 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19429 * store-motion.c: Many cleanups to make this pass a first-class
19430 citizen instead of an appendix to gcse load motion. Add TODO list
19431 to make this pass faster/cleaner/better.
19433 (struct ls_expr): Post gcse.c-split cleanups.
19434 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19435 "stores" field to "avail_stores".
19436 (pre_ldst_mems): Rename to store_motion_mems.
19437 (pre_ldst_table): Rename to store_motion_mems_table.
19438 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19439 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19440 (ldst_entry): Rename to st_expr_entry, update users.
19441 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19442 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19443 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19445 (first_ls_expr): Rename to first_st_expr, update users.
19446 (next_ls_expr): Rename to next_st_expr, update users.
19447 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19448 fields properly for store motion instead of names inherited from load
19450 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19451 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19454 (ae_kill): Rename to st_kill, update users.
19455 (ae_gen): Rename to st_avloc, update users.
19456 (transp): Rename to st_transp, update users.
19457 (pre_insert_map): Rename to st_insert_map, update users.
19458 (pre_delete_map): Rename to st_delete_map, update users.
19459 (insert_store, build_store_vectors, free_store_memory,
19460 one_store_motion_pass): Update for abovementioned changes.
19462 (gcse_subst_count, gcse_create_count): Remove.
19463 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19464 and "n_stores_created", local variables.
19466 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19469 (regvec, compute_store_table_current_insn): Remove.
19470 (reg_set_info, reg_clear_last_set): Remove.
19471 (compute_store_table): Use DF caches instead of local dataflow
19474 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19476 * c-objc-common.c (c_tree_printer): Print identifiers with
19477 pp_identifier, not pp_string. Mark "({anonymous})" for
19479 * c-pretty-print.c (pp_c_ws_string): New.
19480 (pp_c_cv_qualifier, pp_c_type_specifier,
19481 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19482 pp_c_storage_class_specifier, pp_c_function_specifier,
19483 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19484 pp_c_primary_expression, pp_c_postfix_expression,
19485 pp_c_unary_expression, pp_c_shift_expression,
19486 pp_c_relational_expression, pp_c_equality_expression,
19487 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19488 use pp_string and pp_c_ws_string in place of pp_identifier and
19489 pp_c_identifier for non-identifiers. Mark English strings for
19491 * c-pretty-print.h (pp_c_ws_string): Declare.
19493 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19494 Roland McGrath <roland@redhat.com>
19496 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19497 (ENABLE_LD_BUILDID): New configuration option.
19498 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19499 (LINK_BUILDID_SPEC): New macro.
19500 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19502 * doc/install.texi: Document --enable-linker-build-id option.
19503 * configure: Rebuild.
19504 * config.in: Rebuild.
19506 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19508 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19509 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19510 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19511 MIPS_GP_SAVE_AREA_SIZE.
19512 * config/mips/mips.c (struct mips_frame_info): Update comment
19513 before arg_pointer_offset and hard_frame_pointer_offset.
19514 (mips_compute_frame_info): Update diagram before function: to
19515 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19516 indicate the position of frame_pointer_rtx with -fstack-protector and
19517 to show args_size. Don't allocate cprestore area for leaf functions
19518 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19520 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19522 2009-04-30 Michael Matz <matz@suse.de>
19524 PR tree-optimization/39955
19525 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19527 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19529 * ira.c (setup_cover_and_important_classes): Use safe macro
19530 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19532 * genpreds.c (write_tm_preds_h): Output suitable definition of
19533 REG_CLASS_FOR_CONSTRAINT.
19535 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19537 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19539 * bitmap.c (bitmap_descriptor): Likewise.
19540 * ggc-common.c (loc_descriptor): Likewise.
19541 * varray.c (varray_descriptor): Likewise.
19542 * vec.c (vec_descriptor): Likewise.
19544 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19546 * Makefile.in (dce.o): Add $(EXCEPT_H).
19547 * dce.c: Include except.h and delete redundant vector definitions.
19548 (deletable_insn_p): Return false for non-call insns that can throw
19551 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19553 * gcse.c (ae_gen): Remove.
19554 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19555 and make non-static function to make it available in store-motion.c.
19556 Update call sites with search-and-replace.
19557 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19558 extract_mentioned_regs, extract_mentioned_regs_helper,
19559 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19560 store_killed_in_insn, store_killed_after, store_killed_before,
19561 build_store_vectors, insert_insn_start_basic_block, insert-store,
19562 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19563 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19564 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19565 * store-motion.c: ...new file. Also copy data structures from gcse.c
19566 and clean up to remove parts not used by store motion.
19567 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19568 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19570 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19573 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19574 when optimizing for size.
19576 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19578 * gcse.c (gcse_constant_p): Fix typo in last change.
19580 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19582 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19584 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19586 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19588 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19590 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19591 CONST_HIGH_PART result.
19593 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19595 * config/avr/avr.c (initial_elimination_offset): Rename to
19596 avr_initial_elimination_offset.
19597 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19598 change return type to bool.
19599 (avr_can_eliminate): New function.
19600 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19601 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19602 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19603 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19604 avr_initial_elimination_offset.
19605 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19606 (avr_initial_elimination_offset): Define.
19608 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19609 Steven Bosscher <steven@gcc.gnu.org>
19611 PR rtl-optimization/39938
19612 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19613 * cfgrtl.c: Include insn-attr.h.
19614 (rest_of_pass_free_cfg): New function.
19615 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19616 * resource.c (init_resource_info): Remove call to df_analyze.
19618 2009-04-29 Richard Guenther <rguenther@suse.de>
19621 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19622 allow conversion to signed integers.
19624 2009-04-29 Richard Guenther <rguenther@suse.de>
19626 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19627 shifts of floating point vectors if the shift amount is
19628 a constant multiple of the element size.
19630 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19631 Michael Matz <matz@suse.de>
19633 PR middle-end/39927
19635 * tree-outof-ssa.c (emit_partition_copy): New function.
19636 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19637 insert_part_to_rtx_on_edge): Perform the partition base var
19638 copy using emit_partition_copy.
19639 (insert_value_copy_on_edge): Convert constants to the right mode.
19640 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19641 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19643 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19645 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19646 scan backwards to try to find a constant to initialize it.
19648 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19649 insn before the loop_end instruction, don't look past labels.
19651 2009-04-29 Richard Guenther <rguenther@suse.de>
19653 PR middle-end/39937
19654 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19655 loose type conversions.
19656 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19657 stmts only if there are no uses of its definition.
19659 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19661 * config/bfin/bfin.h (splitting_loops): Declare.
19662 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19663 Reorder bit definitions to be ascending.
19664 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19665 * config/bfin/bfin.c (splitting_loops): New variable.
19666 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19667 (struct loop_info): Remove members INIT and LOOP_INIT.
19668 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19669 the LSETUP sequence. Allow LC to be loaded from any register, but
19670 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19671 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19673 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19674 of reload_completed.
19677 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19679 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19681 * Makefile.in (PLUGIN_VERSION_H): New.
19682 (OBJS-common): Remove plugin-version.o.
19683 (plugin.o): Depend on (PLUGIN_VERSION_H).
19684 (plugin-version.o): Remove.
19685 * configure: Regenerate
19686 * configure.ac: Create plugin-version.h.
19687 * gcc-plugin.h (plugin_gcc_version): Remove.
19688 (plugin_default_version_check): Change signature.
19689 * plugin-version.c: Remove.
19690 * plugin.c: Include plugin-version.h.
19691 (str_plugin_gcc_version_name): Remove.
19692 (try_init_one_plugin): Pass gcc version to plugin_init.
19693 (plugin_default_version_check): Both gcc and plugin versions are now
19696 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19698 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19699 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19700 Remove special case testing for last insn of inner loops. Don't fail
19701 if the loop ends with a jump, emit an extra nop instead.
19703 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19704 DREGS rather than comparing directly. Remove code that tries to
19705 account for latencies.
19707 2009-04-29 Richard Guenther <rguenther@suse.de>
19709 PR tree-optimization/39941
19710 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19711 eliminating an indirect call.
19713 2009-04-29 Richard Guenther <rguenther@suse.de>
19715 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19716 parameter. Allow invariants as base if !require_lvalue.
19717 (verify_gimple_assign_single): Adjust.
19719 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19721 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19722 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19723 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19724 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19725 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19727 * config/bfin/bfin.c (bfin_expand_builtin,
19728 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19730 2009-04-28 Richard Guenther <rguenther@suse.de>
19732 * tree-vect-loop.c (get_initial_def_for_induction): Use
19733 correct types for pointer increment.
19735 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19737 * toplev.c (print_version): Update GMP version string calculation.
19739 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19741 PR rtl-optimization/39938
19742 * resource.c (init_resource_info): Add call to df_analyze.
19744 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19746 * config/alpha/alpha.md (usegp): Cast the result of
19747 alpha_find_lo_sum_using_gp to enum attr_usegp.
19748 * config/alpha/alpha.c (override_options): Remove end-of-structure
19749 marker element from cpu_table. Use array size of cpu_table to handle
19750 -mcpu and -mtune options.
19751 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19753 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19755 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19756 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19757 tune_32 and tune_64.
19758 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19759 support on PowerPC.
19760 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19761 * config/rs6000/option-defaults.h: ... here. New file.
19762 (OPT_64, OPT_32): Define.
19763 (MASK_64BIT): Define to 0 if not already defined.
19764 (OPT_ARCH64, OPT_ARCH32): Define.
19765 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19768 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19770 * config/arm/arm.c (arm_override_options): Emit error on using
19773 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19775 PR rtl-optimization/39914
19776 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19777 registers for allocnos created from user-defined variables only
19778 when not optimizing.
19780 2009-04-28 Richard Guenther <rguenther@suse.de>
19782 PR middle-end/39937
19783 * fold-const.c (fold_binary): Use distribute_real_division only
19786 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19788 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19789 add hpux-stdint.h to tm_file.
19790 (hppa[12]*-*-hpux11*): Ditto.
19791 (ia64*-*-hpux*): Ditto.
19792 * config/hpux-stdint.h: New.
19793 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19794 __STDC_EXT__ for all compiles.
19795 * config/pa/pa-hpux.h: Ditto.
19796 * config/pa/pa-hpux10.h: Ditto.
19797 * config/pa/pa-hpux11.h: Ditto.
19799 2009-04-28 Catherine Moore <clm@codesourcery.com>
19801 * debug.h (set_name): Add comment.
19803 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19806 * config/darwin.c (machopic_gen_offset): Check
19807 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19808 * config/arm/arm.c (require_pic_register): Likewise.
19810 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19812 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19813 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19814 m32c_promote_prototypes): Delete.
19816 2009-04-28 Michael Matz <matz@suse.de>
19818 PR middle-end/39922
19819 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19822 2009-04-28 Richard Guenther <rguenther@suse.de>
19824 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19826 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19828 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19829 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19830 * config/arm/arm-tune.md: Regenerate.
19832 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19834 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19835 block if there are complex incoming edges.
19836 (sel_merge_blocks): Remove useless assert.
19837 (sel_redirect_edge_and_branch): Check that edge was redirected.
19838 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19839 (sel_find_rgns): Delete declaration.
19840 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19841 the region when it is not a preheader.
19843 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19846 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19848 2009-04-28 Richard Guenther <rguenther@suse.de>
19850 * tree.h (SSA_NAME_VALUE): Remove.
19851 (struct tree_ssa_name): Remove value_handle member.
19852 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19853 array for jump threading.
19854 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19856 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19857 * tree-flow.h (threadedge_initialize_values): Declare.
19858 (threadedge_finalize_values): Likewise.
19859 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19860 (SSA_NAME_VALUE): Define.
19861 (threadedge_initialize_values): New function.
19862 (threadedge_finalize_values): Likewise.
19863 * tree-ssa-dom.c (ssa_name_values): New global variable.
19864 (SSA_NAME_VALUE): Define.
19865 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19867 2009-04-28 Ira Rosen <irar@il.ibm.com>
19869 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19870 Use REPORT_VECTORIZED_LOCATIONS instead
19871 REPORT_VECTORIZED_LOOPS.
19872 * tree-vectorizer.c (vect_verbosity_level): Make static.
19873 (vect_loop_location): Rename to vect_location.
19874 (vect_set_verbosity_level): Update comment.
19875 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19877 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19878 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19879 instead REPORT_UNVECTORIZED_LOOPS.
19880 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19881 and vect_loop_def to vect_external_def and vect_internal_def.
19882 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19883 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19884 REPORT_UNVECTORIZED_LOCATIONS.
19885 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19886 and vect_used_in_loop and to vect_unused_in_scope and
19887 vect_used_in_scope.
19888 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19889 (vect_verbosity_level): Remove declaration.
19890 (vect_analyze_operations): Likewise.
19891 (vect_analyze_stmt): Declare.
19892 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19893 REPORT_UNVECTORIZED_LOCATIONS.
19894 (vect_get_loop_niters): Fix indentation.
19895 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19896 (vect_analyze_loop_operations): New function.
19897 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19898 vect_analyze_operations.
19899 (vect_is_simple_reduction): Use new names.
19900 (vectorizable_live_operation, vect_transform_loop): Likewise.
19901 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19902 to specify whether the data references can be a part of interleaving
19904 (vect_analyze_data_ref_dependence): Use new names.
19905 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19906 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19907 * tree-vect-patterns.c (widened_name_p): Use new names.
19908 (vect_recog_dot_prod_pattern): Likewise.
19909 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19910 (process_use, vect_mark_stmts_to_be_vectorized,
19911 vect_model_simple_cost, vect_model_store_cost,
19912 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19913 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19914 vectorizable_operation, vectorizable_type_demotion,
19915 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19916 vectorizable_condition): Likewise.
19917 (vect_analyze_operations): Split into vect_analyze_loop_operations
19919 (vect_analyze_stmt): ... new function.
19920 (new_stmt_vec_info): Use new names.
19921 (vect_is_simple_use): Use new names and fix comment.
19922 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19923 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19925 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19928 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19929 and integer modes for x87 operands. Do not ICE for unsupported size,
19930 generate error instead. Generate error for unsupported operand types.
19931 ['z']: Do not handle HImode memory operands specially. Warning
19932 for floating-point operands. Fallthru to 'Z' for unsupported operand
19933 types. Do not ICE for unsupported size, generate error instead.
19934 (output_387_binary_op): Use %Z to output operands.
19935 (output_fp_compare): Ditto.
19936 (output_387_reg_move): Ditto.
19938 2009-04-28 Ben Elliston <bje@au.ibm.com>
19943 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19945 * builtins.c (c_strlen): Do not warn here.
19946 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19947 * c-common.c (pointer_int_sum): Take an explicit location.
19948 Warn about offsets out of bounds.
19949 * c-common.h (pointer_int_sum): Adjust declaration.
19951 2009-04-27 Ian Lance Taylor <iant@google.com>
19953 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19955 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19956 * df-core.c (df_set_flags): Change return type to int. Change
19957 type of old_flags to int.
19958 (df_clear_flags): Likewise.
19959 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19960 (df_get_conditional_uses): Likewise.
19961 * df.h (df_set_flags, df_clear_flags): Update declarations.
19962 * dwarf2out.c (struct indirect_string_node): Change type of form
19963 field to enum dwarf_form.
19964 (AT_string_form): Change return type to enum dwarf_form.
19965 * fixed-value.c (fixed_compare): Add cast to enum type.
19966 * fwprop.c (update_df): Change 0 to VOIDmode.
19967 * gensupport.c: Change 0 to UNKNOWN.
19968 * gimple.h (gimple_cond_code): Add cast to enum type.
19969 * haifa-sched.c (reemit_notes): Add cast to enum type.
19970 * hooks.c (hook_int_void_no_regs): Remove function.
19971 * hooks.h (hook_int_void_no_regs): Remove declaration.
19972 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19973 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19974 * real.c (real_arithmetic): Add cast to enum type.
19975 (real_compare): Likewise.
19976 * target.h (struct gcc_target): Change return type of
19977 branch_target_register_class to enum reg_class.
19978 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19979 default_branch_target_register_class.
19980 * targhooks.c (default_branch_target_register_class): New function.
19981 * targhooks.h (default_branch_target_register_class): Declare.
19982 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19983 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19985 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19987 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19988 vect_uninitialized_def. Change 0 to ERROR_MARK.
19989 * tree-vect-stmts.c (supportable_widening_operation): Don't
19990 initialize icode1 and icode2.
19991 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19992 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19994 (cmn_err_flag_specs): Change 0 to STD_C89.
19995 (cmn_err_char_table): Likewise.
19996 * config/arm/arm.c (get_arm_condition_code): Change type of code
19997 to enum arm_cond_code.
19998 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19999 (IWMMXT_BUILTIN2): Likewise.
20000 (neon_builtin_type_bits): Don't define typedef.
20001 (neon_builtin_datum): Change type of bits field to int.
20002 (arm_expand_neon_args): Add cast to enum type.
20003 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
20005 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
20006 casts to enum type.
20007 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
20009 * config/mips/mips.md (jal_macro): Return enum constant.
20010 (single_insn): Likewise.
20011 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
20013 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20014 casts to enum type.
20015 * config/s390/s390.c (s390_tune_flags): Change type to int.
20016 (s390_arch_flags): Likewise.
20017 (s390_handle_arch_option): Change flags field of struct pta to int.
20018 * config/s390/s390.h (s390_tune_flags): Update declaration.
20019 (s390_arch_flags): Likewise.
20020 * config/sh/sh.c (prepare_move_operands): Compare
20021 tls_symbolic_operand result with enum constant.
20022 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
20023 (sh_expand_prologue): Add cast to enum type.
20024 (sh_expand_epilogue): Likewise.
20025 (tls_symbolic_operand): Change return type to enum tls_model.
20026 (fpscr_set_from_mem): Add cast to enum type.
20027 (legitimize_pic_address): Compare tls_symbolic_operand result with
20029 (sh_target_reg_class): Change return type to enum reg_class.
20030 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
20032 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
20033 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
20034 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
20035 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
20036 (delayed_branch, tls_call_delay): Likewise.
20037 (eligible_for_sibcall_delay): Likewise.
20038 (eligible_for_return_delay): Likewise.
20039 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
20040 (spu_expand_builtin_1): Likewise.
20042 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
20043 for all types of conversions.
20044 (output_init_element): Issue -Wc++-compat warning if needed when
20045 initializing a bitfield with enum type.
20046 * c-parser.c (c_parser_expression): Set original_type to
20047 original_type of right hand operand of comma operator.
20049 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20051 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
20053 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
20054 * doc/cpp.texi (Standard Predefined Macros)
20055 (Implementation-defined behavior): Likewise.
20056 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
20057 * doc/gimple.texi (GIMPLE Exception Handling)
20058 (@code{GIMPLE_ASSIGN}): Likewise.
20059 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
20060 * doc/invoke.texi (Warning Options, Optimize Options)
20061 (AVR Options, Darwin Options): Likewise.
20062 (Optimize Options): Reformulate -fwhole-program description.
20063 * doc/loop.texi (Lambda): Likewise.
20064 * doc/md.texi (Output Template, Define Constraints)
20065 (Standard Names, Insn Splitting): Likewise.
20066 * doc/options.texi (Option properties): Likewise.
20067 * doc/passes.texi (Tree-SSA passes): Likewise.
20068 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
20069 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
20070 (File Names and DBX): Likewise.
20071 * doc/trouble.texi (Incompatibilities): Likewise.
20073 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20075 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
20076 instruction is correct.
20078 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20080 Allow non-constant arguments to conversion intrinsics.
20081 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
20082 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
20083 * spu.c (print_operand): Handle 'v' and 'w'.
20084 (exp2_immediate_p, spu_gen_exp2): Define.
20085 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
20086 spu_convtf_1): Update parameter descriptions.
20087 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
20088 * constraints.md ('v', 'w'): New.
20089 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
20091 (i2f, I2F): New define_mode_attr.
20092 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
20093 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
20094 fixuns_truncv4sfv4si2): Update to use mode attribute.
20095 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
20096 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
20097 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
20098 patterns for combine.
20100 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
20102 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
20103 (cprop, hoist, pre, store_motion): New debug counters.
20104 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
20105 is not an RTL pass anymore.
20106 (pass_profiling): Remove extern decl for pass removed in 2005.
20107 (pass_gcse, pass_jump_bypass): Remove.
20108 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
20109 to 0 for clean state.
20110 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
20111 * cse.c (gate_handle_cse_after_global_opts,
20112 rest_of_handle_cse_after_global_opts): New functions.
20113 (pass_cse_after_global_opts): New pass, does local CSE.
20114 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
20115 (TV_CPROP): New timevar.
20116 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
20117 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
20118 (gcse_main, recompute_all_luids): Remove.
20119 (compute_hash_table_work): Call max_reg_num instead of reading
20121 (cprop_jump): Don't set run_jump_opt_after_gcse.
20122 (constprop_register): Always allow to alter jumps.
20123 (cprop_insn): Likewise.
20124 (do_local_cprop): Likewise.
20125 (local_cprop_pass): Likewise. Return non-zero if something changed.
20126 (cprop): Remove function, fold interesting bits into one_cprop_pass.
20127 (find_implicit_sets): Add note about missed optimization opportunity.
20128 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
20129 pass_rtl_cprop execute function.
20130 Don't bother tracking the pass number, each pass gets its own dumpfile
20132 Always allow to alter jumpsand bypass jumps.
20133 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
20134 will just find no suitable set.
20135 (pre_edge_insert): Fix dumping, this function is for PRE only.
20136 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
20137 pass_rtl_pre execute function.
20138 (hoist_code): Return non-zero if something changed. Keep track of
20139 substitutions and insertions for statistics gathering similar to PRE.
20140 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
20141 called from the pass_rtl_hoist execute function. Show pass statistics.
20142 (compute_store_table): Use max_reg_num directly instead of using the
20143 formerly global max_gcse_regno.
20144 (build_store_vectors): Likewise.
20145 (replace_store_insn): Fix dumping.
20146 (store_motion): Rename to ...
20147 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
20148 pass, called from the pass_rtl_store_motion execute function. Keep
20149 track of substitutions and insertions for statistics gathering similar
20151 (bypass_jumps): Remove, fold interesting bits into ...
20152 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
20153 from the pass_rtl_cprop execute function.
20154 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
20155 pass_jump_bypass): Remove.
20156 (gate_handle_gcse, rest_of_handle_gcse): Remove.
20157 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
20158 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
20159 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
20160 (gate_rtl_store_motion, execute_rtl_store_motion,
20161 pass_rtl_store_motion): New.
20162 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
20163 make it clear that -fcse-skip-blocks is a no-op for backward compat.
20164 * passes.c (init_optimization_passes): Remove pass_gcse and
20165 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
20166 and cse_after_global_opts in place of pass_gcse. Schedule cprop
20167 instead of pass_jump_bypass.
20169 2009-04-27 Richard Guenther <rguenther@suse.de>
20171 PR middle-end/39928
20172 * gimplify.c (gimplify_expr): If we are required to create
20173 a temporary make sure it ends up as register.
20175 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
20178 * config/i386/i386.c (construct_container): Don't call
20179 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
20180 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
20182 2009-04-27 Michael Matz <matz@suse.de>
20184 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
20185 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
20186 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
20187 (dump_replaceable_exprs): Take a bitmap.
20188 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
20190 (expand_gimple_basic_block): Likewise.
20191 * tree-ssa-ter.c (struct temp_expr_table_d): Make
20192 replaceable_expressions member a bitmap.
20193 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
20194 (mark_replaceable): Likewise.
20195 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
20196 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
20198 2009-04-27 Richard Guenther <rguenther@suse.de>
20200 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
20201 (verify_stmts): Dispatch to gimple/type verification code.
20202 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
20203 issue with call argument types.
20205 2009-04-27 Michael Matz <matz@suse.de>
20207 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
20208 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
20211 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
20212 Eric Botcazou <ebotcazou@adacore.com>
20214 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
20215 a label's basic block.
20216 (mark_target_live_regs): Tidy and rework obsolete comments.
20217 Change back DF problem to LIVE. If a label starts a basic block,
20218 assume that all registers that used to be live then still are.
20219 (init_resource_info): If a label starts a basic block, set its
20220 BLOCK_FOR_INSN accordingly.
20221 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
20223 2009-04-27 Richard Guenther <rguenther@suse.de>
20225 * tree-flow-inline.h (function_ann): Remove.
20226 (get_function_ann): Likewise.
20227 * tree-dfa.c (create_function_ann): Remove.
20228 * tree-flow.h (struct static_var_ann_d): Remove.
20229 (struct function_ann_d): Likewise.
20230 (union tree_ann_d): Remove fdecl member.
20231 (function_ann_t): Remove.
20232 (function_ann, get_function_ann, create_function_ann): Remove
20235 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
20237 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
20239 2009-04-27 Jan Hubicka <jh@suse.cz>
20241 * ipa-pure-const.c (struct funct_state_d): New fields
20242 state_previously_known, looping_previously_known; remove
20243 state_set_in_source.
20244 (analyze_function): Use new fields.
20245 (propagate): Avoid assumption that state_set_in_source imply
20248 * tree-ssa-loop-niter.c (finite_loop_p): New function.
20249 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
20250 * cfgloop.h (finite_loop_p): Declare.
20252 2009-04-26 Michael Matz <matz@suse.de>
20254 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
20256 2009-04-26 Michael Matz <matz@suse.de>
20258 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
20259 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
20260 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
20261 pass_mark_used_blocks): Remove.
20262 * tree-optimize.c (pass_free_datastructures,
20263 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
20264 * passes.c (init_optimization_passes): Don't call
20265 pass_mark_used_blocks, remove dead code.
20267 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
20269 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
20270 * tree-ssa-live.h (register_ssa_partition): Likewise.
20272 2009-04-26 Michael Matz <matz@suse.de>
20275 * builtins.c (fold_builtin_next_arg): Handle SSA names.
20276 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
20277 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
20279 (compare_pairs): Swap cost comparison.
20280 (coalesce_ssa_name): Don't use change_partition_var.
20281 * tree-nrv.c (struct nrv_data): Add modified member.
20282 (finalize_nrv_r): Set it.
20283 (tree_nrv): Use it to update statements.
20284 (pass_nrv): Require PROP_ssa.
20285 * tree-mudflap.c (mf_decl_cache_locals,
20286 mf_build_check_statement_for): Use make_rename_temp.
20287 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
20288 * alias.c (find_base_decl): Handle SSA names.
20289 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
20290 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
20291 * rtl.h (set_reg_attrs_for_parm): Declare.
20292 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
20293 to "optimized", remove unused locals at finish.
20294 (execute_free_datastructures): Make global, call
20295 delete_tree_cfg_annotations.
20296 (execute_free_cfg_annotations): Don't call
20297 delete_tree_cfg_annotations.
20299 * ssaexpand.h: New file.
20300 * expr.c (toplevel): Include ssaexpand.h.
20301 (expand_assignment): Handle SSA names the same as register variables.
20302 (expand_expr_real_1): Expand SSA names.
20303 * cfgexpand.c (toplevel): Include ssaexpand.h.
20304 (SA): New global variable.
20305 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
20306 (SSAVAR): New macro.
20307 (set_rtl): New helper function.
20308 (add_stack_var): Deal with SSA names, use set_rtl.
20309 (expand_one_stack_var_at): Likewise.
20310 (expand_one_stack_var): Deal with SSA names.
20311 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
20312 before unique numbers.
20313 (expand_stack_vars): Use set_rtl.
20314 (expand_one_var): Accept SSA names, add asserts for them, feed them
20315 to above subroutines.
20316 (expand_used_vars): Expand all partitions (without default defs),
20317 then only the local decls (ignoring those expanded already).
20318 (expand_gimple_cond): Remove edges when jumpif() expands an
20319 unconditional jump.
20320 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
20321 or remove abnormal edges. Ignore insns setting the LHS of a TERed
20323 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
20324 members of SA; deal with PARM_DECL partitions here; expand
20325 all PHI nodes, free tree datastructures and SA. Commit instructions
20326 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
20327 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
20328 info and statements at start, collect garbage at finish.
20329 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
20330 (VAR_ANN_PARTITION) Remove.
20331 (change_partition_var): Don't declare.
20332 (partition_to_var): Always return SSA names.
20333 (var_to_partition): Only accept SSA names.
20334 (register_ssa_partition): Only check argument.
20335 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20337 (delete_var_map): Don't free it.
20338 (var_union): Only accept SSA names, simplify.
20339 (partition_view_init): Mark only useful SSA names as used.
20340 (partition_view_fini): Only deal with SSA names.
20341 (change_partition_var): Remove.
20342 (dump_var_map): Use ssa_name instead of partition_to_var member.
20343 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20345 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20346 (struct _elim_graph): New member const_dests; nodes member vector of
20348 (set_location_for_edge): New static helper.
20349 (create_temp): Remove.
20350 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20351 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20352 (new_elim_graph): Allocate const_dests member.
20353 (clean_elim_graph): Truncate const_dests member.
20354 (delete_elim_graph): Free const_dests member.
20355 (elim_graph_size): Adapt to new type of nodes member.
20356 (elim_graph_add_node): Likewise.
20357 (eliminate_name): Likewise.
20358 (eliminate_build): Don't take basic block argument, deal only with
20359 partition numbers, not variables.
20360 (get_temp_reg): New static helper.
20361 (elim_create): Use it, deal with RTL temporaries instead of trees.
20362 (eliminate_phi): Adjust all calls to new signature.
20363 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20364 (rewrite_trees): Only do checking.
20365 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20366 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20367 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20368 contains_tree_r, MAX_STMTS_IN_LATCH,
20369 process_single_block_loop_latch, analyze_edges_for_bb,
20370 perform_edge_inserts): Remove.
20371 (expand_phi_nodes): New global function.
20372 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20373 functions, initialize new parameter, remember partitions having a
20375 (finish_out_of_ssa): New global function.
20376 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20377 don't reset in_ssa_p here, don't disable TER when mudflap.
20378 (pass_del_ssa): Remove.
20379 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20381 (execute_free_datastructures): Declare.
20382 * Makefile.in (SSAEXPAND_H): New variable.
20383 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20384 * basic-block.h (commit_one_edge_insertion): Declare.
20385 * passes.c (init_optimization_passes): Move pass_nrv and
20386 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20387 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20388 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20389 (redirect_branch_edge): Deal with super block when expanding, split
20390 out jump patching itself into ...
20391 (patch_jump_insn): ... here, new static helper.
20393 2009-04-26 Michael Matz <matz@suse.de>
20395 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20396 beyond num_ssa_names.
20397 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20398 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20400 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20402 PR inline-asm/39543
20403 * fwprop.c (forward_propagate_asm): New function.
20404 (forward_propagate_and_simplify): Propagate also into __asm, if it
20405 doesn't increase the number of referenced registers.
20408 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20410 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20412 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20413 note_nonlocal_vla_type for nonlocal VLAs.
20414 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20415 contains_remapped_vars, remap_vla_decls): New functions.
20416 (convert_nonlocal_reference_stmt): If not optimizing, call
20417 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20418 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20419 if it wasn't found in var_map.
20420 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20421 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20422 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20424 * gimplify.c (nonlocal_vlas): New variable.
20425 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20427 (gimplify_body): Create and destroy nonlocal_vlas.
20429 * dwarf2out.c (loc_descr_plus_const): New function.
20430 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20431 mem_loc_descriptor, loc_descriptor_from_tree_1,
20432 descr_info_loc, gen_variable_die): Use it.
20434 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20435 !TREE_STATIC VAR_DECLs.
20436 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20437 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20438 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20439 DECL_BY_REFERENCE is valid.
20440 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20441 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20442 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20443 Copy DECL_BY_REFERENCE.
20444 (struct nesting_copy_body_data): New type.
20445 (nesting_copy_decl): New function.
20446 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20447 if they have variable length.
20449 2009-04-26 Michael Matz <matz@suse.de>
20451 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20452 mark new temporaries for renaming.
20454 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20457 * c-decl.c (global_bindings_p): Return negative value.
20458 (c_variable_size): New. Based on variable_size from
20460 (grokdeclarator): Call c_variable_size not variable_size.
20462 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20464 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20466 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20468 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20469 Redefine it to just use mingw/include.
20470 (ASM_SPEC): Rules for -m32 and -m64.
20471 (LINK_SPEC): Use Likewise.
20472 (SPEC_32): New define.
20473 (SPEC_64): Likewise.
20474 (SUB_LINK_SPEC): Likewise.
20475 (MULTILIB_DEFAULTS): New define.
20476 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20477 Add multilib options.
20478 (MULTILIB_DIRNAMES): Likewise.
20479 (MULTILIB_OSDIRNAMES): Likewise.
20480 (LIBGCC): Likewise.
20481 (INSTALL_LIBGCC): Likewise.
20483 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20486 * c-tree.h (enum c_inline_static_type): New.
20487 (record_inline_static): Declare.
20488 * c-decl.c (struct c_inline_static, c_inline_statics,
20489 record_inline_static, check_inline_statics): New.
20490 (pop_file_scope): Call check_inline_statics.
20491 (start_decl): Call record_inline_static instead of pedwarning
20492 directly for static in inline function.
20493 * c-typeck.c (build_external_ref): Call record_inline_static
20494 instead of pedwarning directly for static referenced in inline
20497 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20499 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20500 not new but only being rescanned.
20501 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20502 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20503 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20504 record_set_info, compute_set, grealloc): Remove.
20505 (recompute_all_luids): New function.
20506 (gcse_main): Don't compute sets, and don't do related memory
20507 allocations/free-ing. If something changed before the end of the
20508 pass, update LUIDs using recompute_all_luids.
20509 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20510 (free_gcse_mem): Don't free it either.
20511 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20512 Use the df insn LUIDs.
20513 (load_killed_in_block): Likewise.
20514 (compute_hash_table_work): Don't compute reg_set_in_block.
20515 (compute_transp): Use DF_REG_DEF_CHAINs.
20516 (local_cprop_pass): Don't use compute_sets and related functions.
20517 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20518 Use get_max_uid() instead of max_cuid.
20519 (insert_insn_end_basic_block, pre_insert_copy_insn,
20520 update_ld_motion_stores): Don't try to
20521 keep reg_set tables up to date.
20522 (pre_insert_copies): Use df insn LUIDs.
20523 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20524 (reg_set_info): Don't use extra bitmap argument.
20525 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20526 information to compute regs_set_in_block.
20527 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20528 (bypass_jumps): Don't use compute_sets and friends.
20530 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20533 * opts.c (undocumented_msg): Do not leave blank even with
20536 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20538 * c-decl.c (build_enumerator): Allow values folding to integer
20539 constants but not integer constant expressions with a pedwarn if
20542 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20545 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20546 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20547 type is an integer constant.
20549 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20552 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20555 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20558 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20559 with variably modified return type and no storage class
20560 specifiers, except for the case of nested functions. Distinguish
20561 extern declarations of functions with variably modified return
20562 types from those of objects with variably modified types.
20564 2009-04-25 Jan Hubicka <jh@suse.cz>
20566 * tree.c (list_equal_p): New function.
20567 * tree.h (list_equal_p): Declare.
20568 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20569 basic_block_def, basic_block, const_basic_block): New.
20570 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20571 (redirect_eh_edge): New function.
20572 (make_eh_edge_update_phi): EH edges are not abnormal.
20573 * except.c: Include tree-flow.h.
20574 (list_match): New function.
20575 (eh_region_replaceable_by_p): New function.
20576 (replace_region): New function.
20577 (hash_type_list): New function.
20578 (hash_eh_region): New function.
20579 (eh_regions_equal_p): New function.
20580 (merge_peers): New function.
20581 (remove_unreachable_regions): Verify EH tree when checking;
20583 (copy_eh_region_1): New function.
20584 (copy_eh_region): New function.
20585 (push_reachable_handler): New function.
20586 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20587 regions without label but with live RESX.
20588 * except.h (redirect_eh_edge_to_label): New.
20589 * tree-flow.h (redirect_eh_edge): New.
20590 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20591 basic_block_def, basic_block, const_basic_block): Remove.
20592 * Makefile.in (except.o): Add dependency on tree-flow.h
20593 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20594 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20597 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20600 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20601 on the destination of memcpy.
20603 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20605 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20606 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20607 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20609 2009-04-25 Jan Hubicka <jh@suse.cz>
20611 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20612 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20613 to be reached by different label than left.
20614 (update_eh_edges): Update comment; remove edge_to_remove if possible
20615 and return true if suceeded.
20616 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20617 (cleanup_eh): Compute sharing map.
20618 * except.c (remove_eh_handler_and_replace): Add argument if we should
20620 (remove_unreachable_regions): Update for label sharing.
20621 (label_to_region_map): Likewise.
20622 (get_next_region_sharing_label): New function.
20623 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20625 (remove_eh_handler): Update.
20626 (remove_eh_region_and_replace_by_outer_of): New function.
20627 * except.h (struct eh_region): Add next_region_sharing_label.
20628 (remove_eh_region_and_replace_by_outer_of,
20629 get_next_region_sharing_label): Declare.
20630 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20632 2009-04-25 Jan Hubicka <jh@suse.cz>
20634 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20635 insert code even if they are not critical.
20637 2009-04-25 Jan Hubicka <jh@suse.cz>
20639 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20640 (gimple_can_remove_branch_p): EH edges won't remove branch by
20642 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20643 updating of non-abnormal EH edges.
20644 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20645 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20646 (split_critical_edges): Split also edges where emitting code on them
20647 will lead to splitting later.
20649 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20650 H.J. Lu <hongjiu.lu@intel.com>
20653 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20654 the configured assembler supports fildq and fistpq mnemonics.
20655 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20656 * configure: Regenerated.
20657 * config.in: Ditto.
20659 * config/i386/i386.c (print_operand): Handle 'Z'.
20660 ['z']: Remove handling of special fild/fist suffixes.
20661 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20662 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20663 suffix of fild insn.
20664 (*floatsi<mode>2_vector_mixed): Ditto.
20665 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20666 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20667 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20668 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20669 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20671 2009-04-25 Ben Elliston <bje@au.ibm.com>
20673 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20674 the source of a set operation.
20676 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20678 * target.h (struct gcc_target): Add case_values_threshold field.
20679 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20680 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20681 * targhooks.c (default_case_values_threshold): New function.
20682 * targhooks.h (default_case_values_threshold): Declare function.
20683 * stmt.c (expand_case): Use case_values_threshold target hook.
20684 * expr.h (case_values_threshold): Remove declartation.
20685 * expr.c (case_values_threshold): Remove function.
20686 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20688 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20689 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20690 (avr_case_values_threshold): Declare as static.
20691 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20693 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20694 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20695 (mn10300_case_values_threshold): New function.
20697 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20699 * ira.c (setup_cover_and_important_classes): Add enum cast.
20701 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20703 * genpreds.c (write_enum_constraint_num): Output definition of
20704 CONSTRAINT_NUM_DEFINED_P macro.
20705 * ira.c (setup_cover_and_important_classes): Use
20706 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20708 2009-04-24 DJ Delorie <dj@redhat.com>
20710 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20711 __SH2A_SINGLE_ONLY__ also.
20713 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20715 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20716 (movdf_internal): Ditto.
20717 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20718 SFmode and DFmode constants.
20719 (ia64_print_operand): Add 'G' format for printing
20720 floating point constants.
20722 2009-04-24 Richard Guenther <rguenther@suse.de>
20724 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20725 from unsigned additions.
20727 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20729 * c-typeck.c (set_init_index): Allow array designators that are
20730 not integer constant expressions with a pedwarn if pedantic.
20732 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20734 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20735 zero if no overlap in nonzero bits between the operands.
20737 2009-04-24 Ian Lance Taylor <iant@google.com>
20739 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20740 (record_dead_and_set_regs): Likewise.
20741 * df.h (struct df_mw_hardreg): Change flags field to int.
20742 (struct df_base_ref): Likewise.
20743 (struct df): Change changeable_flags field to int.
20744 * df-scan.c (df_defs_record): Change clobber_flags to int.
20745 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20746 constants rather than #define macros.
20747 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20748 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20749 (enum dwarf_calling_convention): Likewise.
20750 (enum dwarf_line_number_x_ops): Likewise.
20751 (enum dwarf_call_frame_info): Likewise.
20752 (enum dwarf_source_language): Likewise.
20753 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20754 (add_calling_convention_attribute): Likewise.
20755 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20756 (combine_comparisons): Change compcode to int. Add cast to enum type.
20757 * genrecog.c (maybe_both_true_2): Change c to int.
20758 (write_switch): Likewise. Add cast to enum type.
20759 * gimplify.c (gimplify_omp_for): Handle return values from
20760 gimplify_expr using MIN rather than bitwise or.
20761 (gimplify_expr): Add cast to enum type.
20762 * ipa-prop.c (update_jump_functions_after_inlining): Change
20763 IPA_BOTTOM to IPA_JF_UNKNOWN.
20764 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20765 Add casts to enum type.
20766 (setup_cover_and_important_classes): Change cl to int. Add casts
20768 (setup_class_translate): Change cl and mode to int.
20769 (ira_init_once): Change mode to int.
20770 (free_register_move_costs): Likewise.
20771 (setup_prohibited_mode_move_regs): Add casts to enum type.
20772 * langhooks.c (add_builtin_function_common): Rework assertion that
20773 value fits bitfield.
20774 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20775 * omega.c (omega_do_elimination): Avoid math on enum types.
20776 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20777 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20778 int local to handle integral_argment value.
20779 * regmove.c (try_auto_increment): Change PUT_MODE to
20781 * reload.c (push_secondary_reload): Add casts to enum type.
20782 (secondary_reload_class, find_valid_class): Likewise.
20783 * reload1.c (emit_input_reload_insns): Likewise.
20784 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20785 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20786 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20788 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20789 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20791 (expand_complex_libcall): Add casts to enum type.
20792 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20793 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20794 with ERROR_MARK, not NUM_TREE_CODES.
20795 (vect_create_epilog_for_reduction): Likewise.
20796 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20797 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20798 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20800 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20801 vect_unused_in_loop. Change 0 to loop_vect.
20802 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20803 * var-tracking.c (get_init_value): Change return type to enum
20805 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20806 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20808 (arm_override_options): Add casts to enum type.
20809 (arm_emit_tls_decoration): Likewise.
20810 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20812 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20813 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20814 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20816 * config/s390/s390.c (code_for_builtin_64): Change to array of
20818 (code_for_builtin_31): Likewise.
20819 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20821 * config/sparc/sparc.c (sparc_override_options): Change value
20822 field in struct code_model to enum cmodel. In initializer change
20823 0 to NULL and add cast to enum type.
20825 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20826 Change all callers. Issue a -Wc++-compat warning using
20827 lhs_origtype if necessary.
20828 (convert_for_assignment): Issue -Wc++-compat warnings about
20829 invalid conversions to enum type on assignment.
20830 * c-common.h (build_modify_expr): Update declaration.
20832 2009-04-24 Nick Clifton <nickc@redhat.com>
20834 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20835 (function_arg_advance): Likewise.
20836 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20839 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20841 * config/s390/constraints.md ('I', 'J'): Fix condition.
20843 2009-04-24 Diego Novillo <dnovillo@google.com>
20845 * gengtype-parse.c (parse_error): Add newline after message.
20847 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20849 * config/i386/sse.md (avxmodesuffixs): Removed.
20850 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20851 (*avx_pinsr<ssevecsize>): This.
20853 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20855 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20856 follow chains of regs with a single definition, and allow expressions
20857 that are function_invariant_p.
20858 (simple_rhs_p): Allow expressions that are function_invariant_p.
20860 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20862 PR middle-end/39867
20863 * fold-const.c (fold_cond_expr_with_comparison): When folding
20864 > and >= to MAX, make sure the MAX uses the same type as the
20865 comparison's operands.
20867 2009-04-24 Nick Clifton <nickc@redhat.com>
20869 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20870 addressing for DImode accesses.
20871 (frv_print_operand_address): Handle PLUS case.
20872 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20874 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20876 PR rtl-optimization/39794
20877 * alias.c (canon_true_dependence): Add x_addr argument.
20878 * rtl.h (canon_true_dependence): Adjust prototype.
20879 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20880 * cselib.c (cselib_invalidate_mem): Likewise.
20881 * gcse.c (compute_transp): Likewise.
20882 * dse.c (scan_reads_nospill): Likewise.
20883 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20884 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20885 canon_base_addr of the group, plus optional offset.
20886 (struct group_info): Rename canon_base_mem to
20888 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20889 canon_rtx of base_mem.
20891 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20893 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20894 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20896 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20898 * config/spu/spu-builtins.h: Delete file.
20900 * config/spu/spu.h (enum spu_builtin_type): Move here from
20902 (struct spu_builtin_description): Likewise. Add GTY marker.
20903 Do not use enum spu_function_code or enum insn_code.
20904 (spu_builtins): Add extern declaration.
20906 * config/spu/spu.c: Do not include "spu-builtins.h".
20907 (enum spu_function_code, enum spu_builtin_type_index,
20908 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20909 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20910 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20911 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20912 (spu_builtin_types): Make static. Add GTY marker.
20913 (spu_builtins): Add extern declaration with GTY marker.
20914 Include "gt-spu.h".
20916 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20917 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20918 Check programmatically whether all parameters are scalar.
20920 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20922 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20924 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20925 assignment from the constructor either if the target is volatile.
20927 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20929 * config/arm/arm.md (insv): Do not share operands[0].
20931 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20933 * config/vxlib-tls.c (active_tls_threads): Delete.
20934 (delete_hook_installed): New.
20935 (tls_delete_hook): Don't delete the delete hook.
20936 (tls_destructor): Delete it here.
20937 (__gthread_set_specific): Adjust installing the delete hook.
20938 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20939 __gthread_leave_tsd_dtor_context.
20941 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20943 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20945 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20947 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20949 (alpha_rtx_costs): Ditto.
20950 (emit_unlikely_jump): Use add_reg_note.
20951 (emit_frame_store_1): Ditto.
20952 (alpha_expand_prologue): Ditto.
20953 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20954 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20956 2009-04-23 Nick Clifton <nickc@redhat.com>
20958 * config/v850/v850.md (epilogue): Remove suppressed code.
20959 (return): Rename to return_simple and remove test of frame size.
20960 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20961 to gen_return_simple.
20963 2009-04-22 Jing Yu <jingyu@google.com>
20966 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20968 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20971 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20972 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20973 value is a VECTOR_CST, the element type is the element type of the
20976 2009-04-22 DJ Delorie <dj@redhat.com>
20978 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20980 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20982 * alias.c (find_base_term): Move around LO_SUM case, so that
20983 CONST falls through into PLUS/MINUS handling.
20986 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20987 into 0, use omit_one_operand.
20989 2009-04-23 Ben Elliston <bje@au.ibm.com>
20991 * config/rs6000/linux-unwind.h (get_regs): Remove type
20992 puns. Change the type of `pc' to an array of unsigned ints and
20993 update all users. Constify frame24.
20995 2009-04-22 DJ Delorie <dj@redhat.com>
20997 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20998 declarations before code.
20999 (current_function_special_page_vector): Likewise.
21000 (m32c_expand_insv): Silence a warning.
21002 2009-04-21 Taras Glek <tglek@mozilla.com>
21004 * alias.c: Update GTY annotations to new syntax.
21005 * basic-block.h: Likewise.
21006 * bitmap.h: Likewise.
21007 * c-common.h: Likewise.
21008 * c-decl.c: Likewise.
21009 * c-parser.c: Likewise.
21010 * c-pragma.c: Likewise.
21011 * c-tree.h: Likewise.
21012 * cfgloop.h: Likewise.
21013 * cgraph.h: Likewise.
21014 * config/alpha/alpha.c: Likewise.
21015 * config/arm/arm.h: Likewise.
21016 * config/avr/avr.h: Likewise.
21017 * config/bfin/bfin.c: Likewise.
21018 * config/cris/cris.c: Likewise.
21019 * config/darwin.c: Likewise.
21020 * config/frv/frv.c: Likewise.
21021 * config/i386/i386.c: Likewise.
21022 * config/i386/i386.h: Likewise.
21023 * config/i386/winnt.c: Likewise.
21024 * config/ia64/ia64.h: Likewise.
21025 * config/iq2000/iq2000.c: Likewise.
21026 * config/mips/mips.c: Likewise.
21027 * config/mmix/mmix.h: Likewise.
21028 * config/pa/pa.c: Likewise.
21029 * config/pa/pa.h: Likewise.
21030 * config/rs6000/rs6000.c: Likewise.
21031 * config/s390/s390.c: Likewise.
21032 * config/sparc/sparc.c: Likewise.
21033 * config/xtensa/xtensa.c: Likewise.
21034 * cselib.h: Likewise.
21035 * dbxout.c: Likewise.
21036 * dwarf2out.c: Likewise.
21037 * except.c: Likewise.
21038 * except.h: Likewise.
21039 * fixed-value.h: Likewise.
21040 * function.c: Likewise.
21041 * function.h: Likewise.
21042 * gimple.h: Likewise.
21043 * integrate.c: Likewise.
21044 * optabs.c: Likewise.
21045 * output.h: Likewise.
21046 * real.h: Likewise.
21048 * stringpool.c: Likewise.
21049 * tree-data-ref.c: Likewise.
21050 * tree-flow.h: Likewise.
21051 * tree-scalar-evolution.c: Likewise.
21052 * tree-ssa-address.c: Likewise.
21053 * tree-ssa-alias.h: Likewise.
21054 * tree-ssa-operands.h: Likewise.
21055 * tree.c: Likewise.
21056 * tree.h: Likewise.
21057 * varasm.c: Likewise.
21058 * varray.h: Likewise.
21060 * coretypes.h: Do not define GTY macro if it is already defined.
21061 * doc/gty.texi: Update GTY documentation to new syntax.
21062 * gengtype-lex.l: Enforce attribute-like syntax for GTY
21063 annotations on structs.
21064 * gengtype-parse.c: Likewise.
21066 2009-04-22 Mark Heffernan <meheff@google.com>
21068 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
21070 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
21072 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
21075 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
21077 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
21078 the same as a PLUS without a shift. Increase the cost of a
21081 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21083 * Makefile.in: Update dependencies.
21084 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
21085 * errors.h: Remove bogus comment about compatibility.
21086 (warning): Update declaration.
21087 * genautomata.c: Update all calls to warning.
21088 * gimple.c: Do not include errors.h. Include toplev.h.
21089 * tree-ssa-structalias.c: Do not include errors.h.
21090 * omega.c: Likewise.
21091 * tree-ssa-reassoc.c: Likewise.
21092 * config/spu/spu-c.c: Likewise.
21093 * config/spu/t-spu-elf: Update dependencies.
21095 2009-04-22 Richard Guenther <rguenther@suse.de>
21097 PR tree-optimization/39824
21098 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
21099 make sure the types are compatible.
21101 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21104 * c-common.c (c_parse_error): Take a token_flags parameter.
21105 Use token_type for the token type instead.
21106 Pass token_flags to cpp_type2name.
21107 * c-common.h (c_parse_error): Update declaration.
21108 * c-parser.c (c_parser_error): Pass 0 as token flags.
21110 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
21112 PR rtl-optimization/39580
21113 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
21115 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21117 * function.c (expand_function_end): Do not emit a jump to the "naked"
21118 return label for fall-through returns.
21119 * except.c (sjlj_emit_function_exit): Always place the call to the
21120 unregister function at the location installed by expand_function_end.
21122 2009-04-22 Richard Guenther <rguenther@suse.de>
21124 PR tree-optimization/39845
21125 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
21126 (gen_inbound_check): Likewise.
21128 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
21130 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
21132 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
21133 * config/vxlib.c (__gthread_once): Add race guard for PPC.
21135 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21137 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
21138 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
21139 shift counts to avoid out-of-bounds array accesses.
21141 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21143 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
21144 (Pmode): Move above.
21146 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
21148 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
21149 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
21150 GET_CODE macro. Use IN_RANGE macro where appropriate.
21151 * config/alpha/alpha.h: Ditto.
21152 * config/alpha/alpha.md: Ditto.
21153 * config/alpha/constraints.md: Ditto.
21154 * config/alpha/predicates.md: Ditto.
21156 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21158 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
21159 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21160 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21161 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21162 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21163 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21164 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21165 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21166 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21167 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21168 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21169 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21170 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21171 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21172 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21173 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21174 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21175 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21176 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21177 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21178 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21179 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21180 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21181 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21182 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21183 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21184 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21186 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
21188 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
21189 references from comments.
21190 * cfgbuild.c (count_basic_blocks): Delete.
21191 (find_basic_blocks_1): Delete.
21192 (find_basic_blocks): Delete.
21193 * except.c (finish_eh_generation): Make static. Move comment from
21194 except.h here. Remove find_basic_blocks references from comments.
21195 * except.h (finish_eh_generation): Delete.
21196 * basic-block.h (find_basic_blocks): Delete.
21197 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
21199 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
21201 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
21202 (sdbout_parms): Likewise.
21204 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21206 * config/sh/sh.c (prepare_cbranch_operands): Use
21207 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
21208 (expand_cbranchdi4): Likewise.
21209 (from_compare): Add cast to enum type.
21210 (expand_cbranchsi4): Use add_reg_note.
21211 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
21212 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
21213 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
21214 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21215 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
21216 instead of CODE_FOR_nothing.
21217 (cbranchdi4): Likewise. Fix the order of arguments for
21219 (push_fpscr): Use add_reg_note.
21220 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
21221 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
21223 2009-04-21 Joseph Myers <joseph@codesourcery.com>
21225 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
21226 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21227 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21228 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
21229 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
21230 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
21231 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
21232 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
21233 config/alpha/x-vms, config/arc/t-arc,
21234 config/arm/README-interworking, config/arm/arm-c.c,
21235 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
21236 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
21237 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
21238 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
21239 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
21240 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
21241 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
21242 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
21243 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
21244 config/cris/t-elfmulti, config/crx/t-crx,
21245 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
21246 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
21247 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
21248 config/h8300/t-h8300, config/i386/athlon.md,
21249 config/i386/darwin-libgcc.10.4.ver,
21250 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
21251 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
21252 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
21253 config/i386/t-linux64, config/i386/t-nwld,
21254 config/i386/t-rtems-i386, config/i386/t-sol2-10,
21255 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
21256 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
21257 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
21258 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
21259 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
21260 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
21261 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
21262 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
21263 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
21264 config/m68k/t-uclinux, config/mcore/t-mcore,
21265 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
21266 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
21267 config/mips/crtn.asm, config/mips/irix-crti.asm,
21268 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
21269 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
21270 config/mips/mips-fixed.md, config/mips/sb1.md,
21271 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
21272 config/mips/t-iris6, config/mips/t-isa3264,
21273 config/mips/t-libgcc-mips16, config/mips/t-linux64,
21274 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
21275 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
21276 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
21277 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
21278 config/mn10300/t-linux, config/mn10300/t-mn10300,
21279 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
21280 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
21281 config/picochip/libgccExtras/clzsi2.asm,
21282 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
21283 config/rs6000/darwin-libgcc.10.4.ver,
21284 config/rs6000/darwin-libgcc.10.5.ver,
21285 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
21286 config/rs6000/t-aix43, config/rs6000/t-aix52,
21287 config/rs6000/t-darwin, config/rs6000/t-fprules,
21288 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
21289 config/rs6000/t-lynx, config/rs6000/t-netbsd,
21290 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
21291 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
21292 config/rs6000/t-rtems, config/rs6000/t-spe,
21293 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
21294 config/score/t-score-elf, config/sh/divcost-analysis,
21295 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
21296 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
21297 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
21298 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
21299 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
21300 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
21301 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
21302 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
21303 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
21304 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
21305 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
21306 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
21307 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
21308 limitx.h, version.c, xcoff.h: Add copyright and license notices.
21309 * config/h8300/genmova.sh: Include copyright and license notices
21310 in generated output.
21311 * config/h8300/mova.md: Regenerate.
21312 * doc/install.texi2html: Include word "Copyright" in copyright
21313 notice and use name "Free Software Foundation, Inc.".
21314 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21315 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21316 ChangeLog-2007, ChangeLog-2008: Correct dates.
21318 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
21320 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
21321 NE_EXPR operations as well.
21322 * c-parser.c (c_parser_condition): Do not set location information on
21324 (c_parser_conditional_expression): Likewise.
21325 (c_parser_binary_expression): Set location information on operators.
21326 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
21327 TRUTH_NOT_EXPR has been folded.
21328 * fold-const.c (fold_truth_not_expr): Copy location information from
21329 the incoming expression to the outgoing one.
21330 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
21331 recursive calls on the LHS of the operator but pass that of the
21332 operator to recursive calls on the RHS of the operator. Set it
21334 (shortcut_cond_expr): Set the locus of the operator on the second
21335 COND_EXPR and that of the expression on the first in degenerate cases.
21336 Pass the locus of the expression to calls to shortcut_cond_r.
21337 Set the locus of the 'then' block on the associated jump, if any.
21338 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21339 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21340 expression to call to gimplify_boolean_expr.
21342 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21344 * config.gcc: Add additional configuration for
21345 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21346 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21347 (CPP_SPEC): Redefine for allowing -municode option.
21348 (STARTFILE_SPEC): Likewise.
21349 * config/i386/t-mingw-w64: New.
21350 * config/i386/mingw-w64.opt: New.
21351 (municode): Add new target option.
21352 * doc/invoke.texi (municode): Add documentation for new option.
21354 2009-04-21 Ian Lance Taylor <iant@google.com>
21356 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21357 Correct test for number of arguments.
21358 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21360 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21362 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21363 argument of emit_library_call.
21365 2009-04-21 Richard Guenther <rguenther@suse.de>
21367 PR middle-end/39829
21368 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21369 inside VIEW_CONVERT_EXPRs.
21371 2009-04-21 Martin Jambor <mjambor@suse.cz>
21373 * tree-switch-conversion.c (build_constructors): Split a long line.
21374 (constructor_contains_same_values_p): New function.
21375 (build_one_array): Create assigns of constants if possible, do not
21376 call mark_sym_for_renaming, call update_stmt.
21377 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21378 make_rename_temp. Do not call mark_symbols_for_renaming, call
21380 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21381 find_new_referenced_vars, call update_stmt.
21382 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21383 instead of calling make_rename_temp. Do not call
21384 find_new_referenced_vars or mark_symbols_for_renaming, call
21387 2009-04-21 Richard Guenther <rguenther@suse.de>
21389 PR tree-optimization/39827
21390 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21391 (tree_ssa_phiprop): Pass the correct array size.
21393 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21395 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21397 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21400 * c-typeck.c (lvalue_p): Move declaration ...
21401 * c-common.h (lvalue_p): ... to here.
21402 * c-common.c (candidate_equal_p): New.
21403 (add_tlist): Use it.
21404 (merge_tlist): Use it.
21405 (warn_for_collisions_1): Likewise.
21406 (warning_candidate_p): Accept more candidates.
21407 (verify_tree): A warning candidate can be an expression. Use
21410 2009-04-21 Ben Elliston <bje@au.ibm.com>
21413 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21414 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21415 options. Remove -mcall-solaris documentation.
21417 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21420 * doc/invoke.texi (-Wlong-long): Update description.
21421 * c-lex (interpret_integer): Only warn if there was no previous
21422 overflow and -Wlong-long is enabled.
21423 * c-decl.c (declspecs_add_type): Drop redundant flags.
21424 * c.opt (Wlong-long): Init to -1.
21425 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21426 and front-end warn_long_long. Wlong-long only depends on other
21427 flags if it is uninitialized.
21428 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21429 the same for CPP and FE.
21430 (restore_extension_diagnostics): Likewise.
21432 2009-04-20 Ian Lance Taylor <iant@google.com>
21434 Fix enum conversions which are invalid in C++:
21435 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21436 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21437 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21438 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21439 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21440 (dbxout_parms): Likewise.
21441 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21442 (df_clear_flags): Likewise.
21443 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21444 top_flag parameter to int.
21445 (df_chain_create_bb_process_use): Likewise.
21446 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21448 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21449 (df_ref_create_structure, df_def_record_1): Likewise.
21450 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21451 (df_notes_rescan): Change 0 to VOIDmode in function call.
21452 (df_get_call_refs, df_insn_refs_collect): Likewise.
21453 (df_bb_regs_collect): Likewise.
21454 (df_entry_block_defs_collect): Likewise.
21455 (df_exit_block_uses_collect): Likewise.
21456 * df.h: Update declarations.
21457 * double-int.c (double_int_divmod): Add cast to enum type.
21458 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21459 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21460 (based_loc_descr): Likewise.
21461 (loc_descriptor_from_tree_1): Change first_op and second_op to
21462 enum dwarf_location_atom. Add cast to enum type.
21463 * expmed.c (init_expmed): Change 0 to SET in function call.
21464 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21465 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21466 (do_store_flag): Likewise.
21467 * fixed-value.h (struct fixed_value): Change mode to enum
21469 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21470 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21472 (insert_insn_decl, insert_decl, insert_state): Likewise.
21473 (automata_list_finish): Likewise.
21474 * genrecog.c (process_define_predicate): Add cast to enum type.
21475 * gensupport.c (init_predicate_table): Add cast to enum type.
21476 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21478 (gimple_build_call_1, gimple_build_label): Likewise.
21479 (gimple_build_goto, gimple_build_asm_1): Likewise.
21480 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21481 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21482 (enum fallback): Rename from enum fallback_t.
21483 (fallback_t): Typedef as int.
21484 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21485 GSI_SAME_STMT in function call.
21486 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21488 (setup_reg_class_relations): Likewise.
21489 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21490 (setup_prohibited_class_mode_regs): Add cast to enum type.
21491 (setup_prohibited_mode_move_regs): Likewise.
21492 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21493 (record_address_regs): Change i to enum reg_class.
21494 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21495 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21496 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21497 (GET_MODE_2XWIDER_MODE): Likewise.
21498 (GET_CLASS_NARROWEST_MODE): Likewise.
21499 * omp-low.c (expand_omp_for): Add cast to enum type.
21500 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21501 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21502 * postreload.c (reload_cse_simplify_operands): Change rclass local
21504 * predict.c (combine_predictions_for_insn): Change best_predictor
21505 and predictor to enum br_predictor.
21506 (combine_predictions_for_bb): Likewise.
21507 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21508 use SET_PREDICT_EXPR_OUTCOME.
21509 * real.c (real_arithmetic): Change icode to code in function call.
21510 * reginfo.c (init_move_cost): Add casts to enum type.
21511 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21512 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21514 * reload.c (find_valid_class): Add casts to enum type.
21515 (push_reload): Change 0 to NO_REGS in function call.
21516 (find_reloads): Change this_alternative to array of enum
21517 reg_class. Remove some now-unnecessary casts.
21518 (make_memloc): Change 0 to VOIDmode in function call.
21519 * reload1.c (reload): Change 0 to VOIDmode in function call.
21520 (eliminate_regs_1, elimination_effects): Likewise.
21521 (eliminate_regs_in_insn): Likewise.
21522 (emit_input_reload_insns): Add cast to enum type.
21523 (delete_output_reload): Change 0 to VOIDmode in function call.
21524 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21525 to enum type in function call.
21526 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21527 (SET_PREDICT_EXPR_OUTCOME): Define.
21528 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21529 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21530 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21531 (dump_function): Likewise.
21532 * tree-dump.h: Update declarations.
21533 * tree-pass.h: Update declarations.
21534 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21535 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21537 (arm_rtx_costs_1): Correct parenthesization.
21538 (arm_rtx_costs): Add casts to enum type.
21539 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21540 (vfp_emit_fstmd): Use add_rg_note.
21541 (emit_multi_reg_push, emit_sfm): Likewise.
21542 (thumb_set_frame_pointer): Likewise.
21543 (arm_expand_prologue): Likewise.
21544 (arm_regno_class): Change return type to enum reg_class.
21545 (thumb1_expand_prologue): Use add_reg_note.
21546 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21547 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21549 * config/arm/gentune.sh: Add cast to enum type.
21550 * config/arm/arm-tune.md: Rebuild.
21551 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21552 (ix86_split_fp_branch, predict_jump): Likewise.
21553 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21554 insn_code to enum rtx_code.
21555 (ix86_builtin_vectorized_function): Add cast to enum type.
21556 * config/i386/i386.md (truncdfsf2): Change slot to enum
21558 (truncxf<mode>2, isinf<mode>2): Likewise.
21559 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21561 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21562 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21563 (insert_bundle_state): Change 1 to INSERT in function call.
21564 (ia64_add_bundle_selector_before): Likewise.
21565 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21566 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21567 (restore_stack_nonlocal): Likewise.
21568 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21570 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21572 (mips_rtx_costs): Likewise.
21573 (mips_override_options): Add casts to enum type.
21574 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21576 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21577 (store_reg, set_reg_plus_d): Likewise.
21578 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21579 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21581 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21583 (emit_unlikely_jump): Use add_reg_note.
21584 (rs6000_emit_allocate_stack): Likewise.
21585 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21586 (output_toc): Change 1 to INSERT in function call.
21587 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21588 (rs6000_initialize_trampoline): Likewise.
21589 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21591 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21592 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21593 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21594 (save_gprs): Use add_reg_note.
21595 (s390_emit_prologue): Likewise.
21596 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21597 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21598 (sparc_fold_builtin): Add cast to enum type.
21599 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21601 (spu_expand_prologue): Use add_reg_note.
21602 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21604 2009-04-20 Ian Lance Taylor <iant@google.com>
21606 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21607 (c_parser_postfix_expression_after_primary): Get VEC for list of
21608 arguments. Get original types of arguments. Call
21609 build_function_call_vec.
21610 (cached_expr_list_1, cached_expr_list_2): New static variables.
21611 (c_parser_expr_list): Change return type to VEC *. Add
21612 p_orig_types parameter. Change all callers.
21613 (c_parser_release_expr): New static function.
21614 (c_parser_vec_to_tree_list): New static function.
21615 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21616 call build_function_call_vec.
21617 (build_function_call_vec): New function, based on old
21618 build_function_call.
21619 (convert_arguments): Remove nargs and argarray parameters. Change
21620 values to a VEC. Add origtypes parameter.
21621 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21622 (convert_for_assignment): Add origtype parameter. Change all
21623 callers. If warn_cxx_compat, check for conversion to an enum
21624 type when calling a function.
21625 (store_init_value): Add origtype parameter. Change all callers.
21626 (digest_init): Likewise.
21627 (struct init_node): Add origtype field.
21628 (add_pending_init): Add origtype parameter. Change all callers.
21629 (output_init_element): Likewise.
21630 (output_pending_init_elements): Pass origtype from init_node to
21631 output_init_element.
21632 (process_init_element): Pass origtype from c_expr to
21633 output_init_element.
21634 (c_finish_return): Add origtype parameter. Change all callers.
21635 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21637 (sync_resolve_params): Likewise.
21638 (sync_resolve_return): Change params to first_param. Change caller.
21639 (resolve_overloaded_builtins): Change params to VEC *. Change
21640 callers. Save first parameter around call to build_function_call_vec.
21641 * c-decl.c (finish_decl): Add origtype parameter. Change all
21642 callers. Call build_function_call_vec rather than
21643 build_function_call for cleanup.
21644 * c-tree.h: Update declarations.
21645 * c-common.h: Update declarations.
21646 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21647 params to first_param.
21648 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21649 params parameter from tree to void *.
21650 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21651 Change arglist parameter to have type void *, and to be a pointer
21653 * config/rs6000/rs6000-protos.h
21654 (altivec_resolve_overloaded_builtin): Update declaration.
21655 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21656 fnargs parameter to have type void *, and to be a pointer to a
21657 VEC. Call build_function_call_vec instead of
21658 build_function_call.
21659 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21661 2009-04-20 Joey Ye <joey.ye@intel.com>
21662 Xuepeng Guo <xuepeng.guo@intel.com>
21663 H.J. Lu <hongjiu.lu@intel.com>
21665 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21667 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21668 (IX86_LEA_PRIORITY): Likewise.
21669 (distance_non_agu_define): New function.
21670 (distance_agu_use): Likewise.
21671 (ix86_lea_for_add_ok): Likewise.
21672 (ix86_dep_by_shift_count): Likewise.
21674 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21675 should split for LEA.
21677 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21679 (ix86_dep_by_shift_count): Likewise.
21681 2009-04-20 Richard Guenther <rguenther@suse.de>
21683 * expr.c (handled_component_p): Move ...
21684 * tree.h (handled_component_p): ... here.
21685 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21686 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21687 and REALPART_EXPR to be in one group.
21689 2009-04-20 Richard Guenther <rguenther@suse.de>
21691 * basic-block.h (get_all_dominated_blocks): Declare.
21692 * dominance.c (get_all_dominated_blocks): New function.
21693 * tree-cfg.c (get_all_dominated_blocks): Remove.
21694 (remove_edge_and_dominated_blocks): Adjust.
21695 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21696 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21697 instead of recursing.
21699 2009-04-20 Doug Kwan <dougkwan@google.com>
21701 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21702 (struct cgraph_node_set_def): New type.
21703 (cgraph_node_set) New type. Also declare vector functions.
21704 (struct cgraph_node_set_element_def): New type.
21705 (cgraph_node_set_element): Ditto.
21706 (cgraph_node_set_iterator): New iterator type.
21707 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21708 cgraph_node_set_remove, dump_cgraph_node_set,
21709 debug_cgraph_node_set): New prototypes.
21710 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21711 cgraph_node_set_size): New inlines.
21712 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21713 including cgraph.h.
21714 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21715 argument to function 'write_summary'.
21716 * ipa.c: Include ggc.h.
21717 (hash_cgraph_node_set_element,
21718 eq_cgraph_node_set_element, cgraph_node_set_new,
21719 cgraph_node_set_add, cgraph_node_set_remove,
21720 cgraph_node_set_find, dump_cgraph_node_set,
21721 debug_cgraph_node_set): New functions.
21722 * Makefile.in (ipa.o): Add dependency on GGC_H.
21724 2009-04-20 Ira Rosen <irar@il.ibm.com>
21726 PR tree-optimization/39675
21727 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21728 check of the return code of vect_schedule_slp. Check that
21729 stmt_vec_info still exists for the statement, before checking its
21730 vectorization type.
21732 2009-04-20 Michael Matz <matz@suse.de>
21734 * Makefile.in (generated_files): Take out $(simple_generated_c).
21736 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21738 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21739 (UINTPTR_TYPE): Likewise.
21741 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21744 * c-typeck.c (digest_init): Check for initializing an array with a
21747 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21750 * c-semantics.c (pop_stmt_list): Propagate
21751 STATEMENT_LIST_HAS_LABEL to parent statement list.
21753 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21755 * config/mips/mips.h (mips_tune_attr): New macro.
21756 * config/mips/mips.md (cpu): Use it.
21758 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21761 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21764 2009-04-19 Diego Novillo <dnovillo@google.com>
21766 * toplev.c (compile_file): Move call to coverage_finish ...
21767 * cgraphunit.c (ipa_passes): ... here.
21768 Call cgraph_process_new_functions.
21769 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21770 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21772 2009-04-19 Jan Hubicka <jh@suse.cz>
21774 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21776 (dump_cgraph_node): Dump can throw external flag.
21777 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21779 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21783 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21784 * common.opt (Wlogical-op): Move from here...
21785 * c.opt (Wlogical-op): ... to here.
21786 * c-typeck.c (parser_build_binary_op): Update call to
21787 warn_logical_operator.
21788 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21790 * c-common.c (warn_logical_op): Update.
21791 * c-common.h (warn_logical_op): Update declaration.
21793 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21795 * tree.c (protected_set_expr_location): Fix formatting.
21797 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21800 * c-typeck.c (readonly_warning): new.
21801 (build_unary_op, build_modify_expr): Use readonly_warning for
21802 storing into something readonly but not const-qualified.
21804 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21807 * c-typeck.c (build_unary_op): Check for taking address of
21808 expression of type void.
21810 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21813 * c-typeck.c (build_function_call): Check for calling a function
21814 with qualified void return types. Call require_complete_type when
21817 2009-04-18 Jan Hubicka <jh@suse.cz>
21819 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21821 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21822 can_throw_external flag.
21823 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21824 * ipa-pure-const.c (ignore_edge): New function.
21825 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21826 only over can_throw_external edges.
21827 (local_pure_const): Add nothrow flag.
21828 * ipa-utils.c (searchc): Add ignore_edge callback.
21829 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21830 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21831 (set_nothrow_function_flags): Update cgraph.
21832 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21834 2009-04-18 Richard Guenther <rguenther@suse.de>
21836 PR middle-end/39804
21837 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21838 (fold_stmt): ... this and ...
21839 (fold_stmt_inplace): ... this.
21840 (fold_stmt_1): Fold references in calls and asms.
21841 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21843 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21845 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21846 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21848 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21850 * tree.c (function_args_count): Remove.
21851 * tree.h: Remove the prototype for function_args_count.
21853 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21855 * tree-iterator.c (expr_only): Remove.
21856 * tree.h: Remove the prototype for expr_only.
21858 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21860 * reginfo.c (cannot_change_mode_set_regs): Remove.
21861 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21863 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21865 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21866 whether operands 0 and 1 overlaps.
21868 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21870 PR middle-end/36902
21871 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21872 pointer. Use warning_at instead of warning.
21873 (search_for_addr_array): Likewise.
21874 (check_array_bounds): Likewise.
21875 (check_all_array_refs): Check that the incoming edge is not in the
21876 list of edges to be removed.
21877 (check_all_array_refs): Avoid the temporal pointer.
21878 (vrp_visit_cond_stmt): Fix typo.
21879 (simplify_switch_using_ranges): Handle the case where the switch
21880 index is an integer constant.
21882 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21884 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21886 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21888 * doc/extend.texi, doc/invoke.texi: Fix typos.
21890 2009-04-17 Cary Coutant <ccoutant@google.com>
21892 * tree-flow-inline.h (get_lineno): Fix inverted test.
21894 2009-04-17 Diego Novillo <dnovillo@google.com>
21896 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21897 assertion for AVAIL_OUT.
21899 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21902 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21903 * config/sh/linux-atomic.asm: Likewise.
21905 2009-04-17 Diego Novillo <dnovillo@google.com>
21907 * except.c (debug_eh_tree): New.
21908 (struct eh_region, struct eh_status): Move ...
21909 * except.h: ... here.
21910 (add_type_for_runtime): Declare extern.
21911 (lookup_type_for_runtime): Likewise.
21912 (debug_eh_tree): Declare.
21913 * Makefile.in (GTFILES): List except.h before except.c
21915 2009-04-17 Diego Novillo <dnovillo@google.com>
21917 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21918 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21919 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21920 (find_vars_r): ... here.
21921 * tree-flow.h (find_referenced_vars_in): Declare.
21922 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21923 that AVAIL_OUT exists for BLOCK.
21924 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21925 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21926 (tree-parloops.o): Likewise.
21928 2009-04-17 Simon Baldwin <simonb@google.com>
21930 * toplev.c (default_tree_printer): Add handling for %E format.
21932 2009-04-17 Diego Novillo <dnovillo@google.com>
21934 * tree-pretty-print.c (dump_generic_node): Add break after
21935 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21936 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21937 FUNCTION_TYPE together. Call print_struct_decl when printing
21938 structures and TDF_SLIM is not given.
21939 (print_struct_decl): Fix logic for detecting recursion.
21941 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21944 * gcc.c (create_at_file): New.
21945 (compile_input_file_p): New.
21946 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21947 * main.c (main): Update call to toplev_main.
21948 * toplev.c (toplev_main): Change signature. Call expandargv.
21949 * toplev.h (toplev_main): Change signature.
21951 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21953 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21954 if the latter is not constant.
21956 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21958 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21960 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21962 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21963 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21965 2009-04-17 Richard Guenther <rguenther@suse.de>
21967 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21968 Handle component references view-converting an invariant address.
21970 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21972 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21973 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21974 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21975 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21976 Use @deftypevr rather than @deftypevar.
21978 2009-04-17 Richard Guenther <rguenther@suse.de>
21980 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21981 (get_prop_source_stmt): Likewise.
21982 (can_propagate_from): Likewise.
21984 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21986 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21987 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21988 (--with-multilib-list): Add default value.
21989 * configure: Regenerate.
21990 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21991 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21992 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21993 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21994 Don't add default cpu to multilib list unnecessarily, but do enable
21995 the relevant compiler option..
21996 Add support for --with-multilib-list=<blank> and
21997 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21998 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21999 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
22000 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
22001 TM_MULTILIB_CONFIG.
22002 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
22003 (MULTILIB_OSDIRNAMES): New variable.
22004 * config/sh/t-1e: Delete file.
22005 * config/sh/t-mlib-sh1: Delete file.
22006 * config/sh/t-mlib-sh2: Delete file.
22007 * config/sh/t-mlib-sh2a: Delete file.
22008 * config/sh/t-mlib-sh2a-nofpu: Delete file.
22009 * config/sh/t-mlib-sh2a-single: Delete file.
22010 * config/sh/t-mlib-sh2a-single-only: Delete file.
22011 * config/sh/t-mlib-sh2e: Delete file.
22012 * config/sh/t-mlib-sh3e: Delete file.
22013 * config/sh/t-mlib-sh4: Delete file.
22014 * config/sh/t-mlib-sh4-nofpu: Delete file.
22015 * config/sh/t-mlib-sh4-single: Delete file.
22016 * config/sh/t-mlib-sh4-single-only: Delete file.
22017 * config/sh/t-mlib-sh4a: Delete file.
22018 * config/sh/t-mlib-sh4a-nofpu: Delete file.
22019 * config/sh/t-mlib-sh4a-single: Delete file.
22020 * config/sh/t-mlib-sh4a-single-only: Delete file.
22021 * config/sh/t-mlib-sh4al: Delete file.
22022 * config/sh/t-mlib-sh5-32media: Delete file.
22023 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
22024 * config/sh/t-mlib-sh5-64media: Delete file.
22025 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
22026 * config/sh/t-mlib-sh5-compact: Delete file.
22027 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
22028 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
22029 * doc/install.texi (Options specification): Add
22030 --with-multilib-list and --with-endian.
22032 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
22034 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
22036 (OBJS-common): Add plugin-version.o.
22037 (plugin-version.o): New.
22038 * gcc-plugin.h (plugin_gcc_version): New.
22039 (plugin_default_version_check): New.
22040 (plugin_init_func, plugin_init): Add version argument.
22041 * plugin-version.c: New.
22042 * plugin.c (str_plugin_gcc_version_name): New.
22043 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
22044 pass it to the init function.
22045 (plugin_default_version_check): New.
22047 2009-04-17 Richard Guenther <rguenther@suse.de>
22049 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
22050 for decl-vs-decl disambiguation.
22052 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
22054 * config/s390/s390.h (s390_tune_attr): New macro definition.
22055 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
22057 2009-04-17 Richard Guenther <rguenther@suse.de>
22059 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
22060 (fold_stmt_r): Likewise.
22061 (maybe_fold_reference): New function.
22062 (fold_gimple_assign): Handle cases fold_stmt_r did.
22063 (fold_stmt): Do not use fold_stmt_r.
22064 (fold_stmt_inplace): Likewise.
22066 2009-04-17 Richard Guenther <rguenther@suse.de>
22068 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
22069 (record_equivalences_from_stmt): Remove useless checks and
22071 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
22072 the type is already suitable.
22074 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
22076 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
22078 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
22080 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
22081 (CMPtype): Define as __gcc_CMPtype.
22083 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
22085 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
22086 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
22088 2009-04-17 Richard Guenther <rguenther@suse.de>
22090 PR tree-optimization/39746
22091 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
22092 special-casing for builtins and static variable use/def.
22093 (call_may_clobber_ref_p_1): Likewise.
22095 2009-04-16 Ian Lance Taylor <iant@google.com>
22097 * df.h: Include "timevar.h".
22098 (struct df_problem): Change tv_id field to timevar_id_t.
22099 * tree-pass.h: Include "timevar.h".
22100 (struct opt_pass): Change tv_id field to timevar_id_t.
22101 * timevar.h (timevar_id_t): Define TV_NONE.
22102 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
22103 TV_NONE rather than tv_id != 0.
22104 (execute_one_pass): Likewise.
22105 * Makefile.in (DF_H): Add $(TIMEVAR_H).
22106 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
22107 dependencies to $(TREE_PASS_H).
22108 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
22110 (pass_branch_target_load_optimize2): Likewise.
22111 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
22112 (pass_outof_cfg_layout_mode): Likewise.
22113 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
22114 (pass_rebuild_cgraph_edges): Likewise.
22115 (pass_remove_cgraph_callee_edges): Likewise.
22116 * df-core.c (pass_df_initialize_opt): Likewise.
22117 (pass_df_initialize_no_opt): Likewise.
22118 (pass_df_finish): Likewise.
22119 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
22120 * except.c (pass_set_nothrow_function_flags): Likewise.
22121 (pass_convert_to_eh_region_ranges): Likewise.
22122 * final.c (pass_compute_alignments): Likewise.
22123 * function.c (pass_instantiate_virtual_regs): Likewise.
22124 (pass_init_function): Likewise.
22125 (pass_leaf_regs): Likewise.
22126 (pass_match_asm_constraints): Likewise.
22127 * gimple-low.c (pass_lower_cf): Likewise.
22128 (pass_mark_used_blocks): Likewise.
22129 * init-regs.c (pass_initialize_regs): Likewise.
22130 * integrate.c (pass_initial_value_sets): Likewise.
22131 * ira.c (pass_ira): Likewise.
22132 * jump.c (pass_cleanup_barriers): Likewise.
22133 * omp-low.c (pass_expand_omp): Likewise.
22134 (pass_lower_omp): Likewise.
22135 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
22136 * recog.c (pass_split_all_insns): Likewise.
22137 (pass_split_after_reload): Likewise.
22138 (pass_split_before_regstack): Likewise.
22139 (pass_split_before_sched2): Likewise.
22140 (pass_split_for_shorten_branches): Likewise.
22141 * reginfo.c (pass_reginfo_init): Likewise.
22142 (pass_subregs_of_mode_init): Likewise.
22143 (pass_subregs_of_mode_finish): Likewise.
22144 * passes.c (pass_postreload): Likewise.
22145 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
22146 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
22147 (pass_warn_function_return): Likewise.
22148 (pass_warn_function_noreturn): Likewise.
22149 * tree-complex.c (pass_lower_complex): Likewise.
22150 (pass_lower_complex_O0): Likewise.
22151 * tree-if-conv.c (pass_if_conversion): Likewise.
22152 * tree-into-ssa.c (pass_build_ssa): Likewise.
22153 * tree-mudflap.c (pass_mudflap_1): Likewise.
22154 (pass_mudflap_2): Likewise.
22155 * tree-nomudflap.c (pass_mudflap_1): Likewise.
22156 (pass_mudflap_2): Likewise.
22157 * tree-nrv.c (pass_return_slot): Likewise.
22158 * tree-object-size.c (pass_object_sizes): Likewise.
22159 * tree-optimize.c (pass_all_optimizations): Likewise.
22160 (pass_early_local_passes): Likewise.
22161 (pass_all_early_optimizations): Likewise.
22162 (pass_cleanup_cfg): Likewise.
22163 (pass_cleanup_cfg_post_optimizing): Likewise.
22164 (pass_free_datastructures): Likewise.
22165 (pass_free_cfg_annotations): Likewise.
22166 (pass_fixup_cfg): Likewise.
22167 (pass_init_datastructures): Likewise.
22168 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
22169 (pass_late_warn_uninitialized): Likewise.
22170 (pass_update_address_taken): Likewise.
22171 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
22172 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
22173 (pass_cse_sincos): Likewise.
22174 (pass_convert_to_rsqrt): Likewise.
22175 * tree-ssa-structalias.c (pass_build_alias): Likewise.
22176 * tree-stdarg.c (pass_stdarg): Likewise.
22177 * tree-tailcall.c (pass_tail_recursion): Likewise.
22178 (pass_tail_calls): Likewise.
22179 * tree-vect-generic.c (pass_lower_vector): Likewise.
22180 (pass_lower_vector_ssa): Likewise.
22181 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
22183 2009-04-16 Joseph Myers <joseph@codesourcery.com>
22185 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
22187 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
22189 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
22190 logical and signext.
22192 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
22195 * config/sh/predicates.md (arith_operand): Check if the operand
22196 of TRUNCATE is a REG.
22198 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22200 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
22201 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
22203 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22205 * tree-iterator.c (tsi_split_statement_list_after,
22206 tsi_split_statement_list_before): Remove.
22207 * tree-iterator.h: Remove the prototypes for
22208 tsi_split_statement_list_after and tsi_split_statement_list_before.
22210 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22212 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
22213 * tree-ssa-propagate.h: Remove the prototype for
22214 stmt_makes_single_load.
22216 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22218 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
22219 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
22221 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22223 * tree-iterator.c (EXPR_LAST_BODY): Remove.
22225 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22227 * except.c (eh_region_outer_p): Remove.
22228 * except.h: Remove the prototype for eh_region_outer_p.
22230 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22232 * function.c (current_function_assembler_name): Remove.
22233 * function.h: Remove the prototype for
22234 current_function_assembler_name.
22236 2009-04-16 Ian Lance Taylor <iant@google.com>
22238 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
22239 (add_reg_note): Call alloc_reg_note.
22240 * rtl.h (alloc_reg_note): Declare.
22241 * combine.c (try_combine): Use alloc_reg_note.
22242 (recog_for_combine, move_deaths): Likewise.
22243 (distribute_notes): Use alloc_reg_note and add_reg_note.
22244 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
22245 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
22246 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
22248 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
22250 PR rtl-optimization/39762
22251 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
22252 ira_may_move_out_cost): Add comments about way of their usage.
22253 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
22255 * ira-conflicts.c (process_regs_for_copy): Use function
22256 ira_get_register_move_cost instead of global
22257 ira_register_move_cost.
22259 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
22260 color_pass, move_spill_restore, update_curr_costs): Ditto.
22262 * ira-lives.c (process_single_reg_class_operands): Ditto.
22264 * ira-emit.c (emit_move_list): Ditto.
22266 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
22267 (record_reg_classes): Ditto. Use functions
22268 ira_get_register_move_cost and ira_get_may_move_cost instead of
22269 global vars ira_register_move_cost, ira_may_move_out_cost and
22270 ira_may_move_in_cost.
22271 (record_address_regs): Don't call ira_init_register_move_cost.
22272 Use function ira_get_may_move_cost instead of global
22273 ira_may_move_in_cost.
22274 (process_bb_node_for_hard_reg_moves): Use function
22275 ira_get_register_move_cost instead of global ira_register_move_cost.
22276 (ira_costs): Don't call ira_init_register_move_cost.
22278 2009-04-16 Richard Guenther <rguenther@suse.de>
22280 * tree-cfg.c (verify_gimple_assign_binary):
22281 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
22282 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
22283 (create_general_new_stmt): Note that this function is broken.
22285 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22287 * common.opt (fhelp): Add Var(help_flag).
22288 * gcc-plugin.h (plugin_info): Add help.
22289 * plugin.c (plugin_name_args): Add help.
22290 (register_plugin_info): Set plugin->help.
22291 (print_help_one_plugin): New.
22292 (print_plugins_help): New.
22293 * plugin.h (print_plugins_help): New.
22294 * toplev.c (toplev_main): Call print_plugins_help if needed.
22296 2009-04-16 Richard Guenther <rguenther@suse.de>
22298 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
22299 (gimple_ior_addresses_taken_1): New function.
22300 (gimple_ior_addresses_taken): Likewise.
22301 * gimple.h (struct gimple_statement_with_ops_base): Remove
22302 addresses_taken member.
22303 (gimple_ior_addresses_taken): Declare.
22304 (gimple_addresses_taken, gimple_addresses_taken_ptr,
22305 gimple_set_addresses_taken): Remove.
22306 * ipa-reference.c (mark_address): New function.
22307 (scan_stmt_for_static_refs): Use it for marking addresses taken.
22308 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
22309 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
22310 (gimple_add_to_addresses_taken): Remove.
22311 (get_tmr_operands): Call mark_address_taken.
22312 (get_asm_expr_operands): Likewise.
22313 (get_expr_operands): Likewise.
22314 (build_ssa_operands): Do not clear the addresses_taken bitmap.
22315 (free_stmt_operands): Do not free it.
22316 * tree-ssa.c (delete_tree_ssa): Likewise.
22317 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
22319 2009-04-16 Richard Guenther <rguenther@suse.de>
22321 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
22322 (walk_stmt_load_store_ops): Likewise.
22323 * gimple.c (get_base_loadstore): New function.
22324 (walk_stmt_load_store_addr_ops): Likewise.
22325 (walk_stmt_load_store_ops): Likewise.
22326 * ipa-pure-const.c (check_op): Simplify.
22327 (check_load, check_store): New functions.
22328 (check_stmt): Use walk_stmt_load_store_ops.
22329 * ipa-reference.c (mark_load): Adjust signature.
22330 (mark_store): Likewise.
22331 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
22333 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22335 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22336 (plugin_info): New.
22337 * opts.c (common_handle_option): Don't call print_version.
22338 * plugin.c (plugin_name_args): Add version.
22339 (register_plugin_info): New.
22340 (register_callback): Handle PLUGIN_INFO.
22341 (try_init_one_plugin): New.
22342 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22344 (finalize_one_plugin): New.
22345 (finalize_plugins): New.
22346 (print_one_plugin): New.
22347 (print_plugins_versions): New.
22348 * plugin.h (print_plugins_versions): New.
22349 (finalize_plugins): New.
22350 * toplev.c (compile_file): Don't call initialize_plugins.
22351 (print_version): Call print_plugins_versions.
22352 (toplev_main): Call initialize_plugins. Print version if needed.
22353 Call finalize_plugins.
22355 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22357 * common.opt (fversion): New.
22358 * gcc.c (print_version): New.
22359 (process_command): Don't print the version. Just set print_version.
22360 (main): Print version. Call subprocesses if print_version and
22361 verbose_flag are set.
22362 * opts.c (common_handle_option): Handle OPT_fversion.
22364 2009-04-16 Richard Guenther <rguenther@suse.de>
22365 Ira Rosen <irar@il.ibm.com>
22367 PR tree-optimization/39698
22368 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22369 type of the reduction variable. Only generate the def if
22372 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22373 make sure to first convert to an integer of the same precision.
22374 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22375 the type of the evolution correctly in computing the new
22376 induction variable base.
22378 2009-04-16 Richard Guenther <rguenther@suse.de>
22380 PR middle-end/39625
22381 * tree-cfg.c (make_blocks): Split statements with to-be
22382 abnormal SSA names on the lhs.
22384 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22386 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22387 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22388 * c-typeck.c (really_start_incremental_init): Likewise.
22389 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22390 (TARGET_INITIALIZER): Remove it.
22391 * target.h (struct target): Remove vector_opaque_p.
22392 * tree.c (build_opaque_vector_type): New.
22393 * tree.h (TYPE_VECTOR_OPAQUE): New.
22394 (build_opaque_vector_type): Declare.
22395 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22396 * config/rs6000/rs6000.c (build_opaque_vector_type,
22397 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22398 (rs6000_init_builtins): Use build_opaque_vector_type for
22399 opaque_V4SI_type_node.
22401 2009-04-15 Catherine Moore <clm@codesourcery.com>
22403 * debug.h (set_name): Declare.
22404 * dwarf2out.c (dwarf2out_set_name): Declare.
22405 (dwarf2_debug_hooks): Add set_name.
22406 (find_AT_string): New.
22407 (add_AT_string): Call find_AT_string.
22408 (dwarf2out_set_name): New.
22409 * cp/decl.c (grokdeclarator): Call set_name.
22410 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22411 * debug.c (do_nothing_debug_hooks): Likewise.
22412 * dbxout.c (dbx_debug_hooks): Likewise.
22413 * sdbout.c (sdb_debug_hooks): Likewise.
22415 2009-04-15 Michael Eager <eager@eagercon.com>
22417 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22418 reg for single-precision FPU.
22419 * config/rs6000/rs6000.md (movsi_internal1): Only for
22420 !TARGET_SINGLE_FPU.
22421 (movsi_internal1_single): New. Add pattern to move SI values to/from
22422 single-precision FP regs.
22424 2009-04-15 Richard Guenther <rguenther@suse.de>
22426 * omp-low.c (lower_rec_input_clauses): Build correct address
22428 (expand_omp_for_generic): Fix multiplication type.
22429 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22430 (generate_memset_zero): Fix types.
22431 * tree-profile.c (prepare_instrumented_value): Correctly
22434 2009-04-15 Ian Lance Taylor <iant@google.com>
22436 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22437 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22438 for -Wall and for -Wc++-compat.
22439 (c_common_post_options): For C++, set warn_enum_compare if not
22441 * c-tree.h (struct c_expr): Add field original_type.
22442 (build_external_ref): Update declaration.
22443 * c-parser.c (c_parser_braced_init): Set original_type.
22444 (c_parser_initelt): Likewise.
22445 (c_parser_expr_no_commas): Likewise.
22446 (c_parser_conditional_expression): Likewise.
22447 (c_parser_cast_expression): Likewise.
22448 (c_parser_unary_expression): Likewise. Pull setting of
22449 original_code to top of function.
22450 (c_parser_sizeof_expression): Set original_type.
22451 (c_parser_alignof_expression): Likewise.
22452 (c_parser_postfix_expression): Likewise. Pull setting of
22453 original_code to top of function.
22454 (c_parser_postfix_expression_after_paren_type): Set original_type.
22455 (c_parser_postfix_expression_after_primary): Likewise.
22456 (c_parser_expression): Likewise.
22457 * c-typeck.c (build_external_ref): Add type parameter. Change all
22459 (c_expr_sizeof_expr): Set original_type field.
22460 (parser_build_unary_op): Likewise.
22461 (parser_build_binary_op): Likewise. Optionally warn about
22462 comparisons of enums of different types.
22463 (digest_init): Set original_type field.
22464 (really_start_incremental_init): Likewise.
22465 (push_init_level, pop_init_level): Likewise.
22466 * doc/invoke.texi (Warning Options): -Wenum-compare now
22469 2009-04-15 Richard Guenther <rguenther@suse.de>
22471 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22472 out a necessary conversion.
22473 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22474 names we didn't value number.
22475 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22477 2009-04-15 Richard Guenther <rguenther@suse.de>
22479 PR tree-optimization/39764
22480 * tree-ssa-ccp.c (get_value): Canonicalize value with
22481 canonicalize_float_value.
22483 2009-04-15 Jan Hubicka <jh@suse.cz>
22485 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22486 Wrong version of patch.
22488 2009-04-15 Jan Hubicka <jh@suse.cz>
22490 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22492 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22494 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22495 our distinct integral and vector types.
22497 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22499 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22500 * init.c (build_vtbl_address): Remove call to assemble_external.
22502 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22504 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22505 output for other floating point modes.
22507 2009-04-14 Diego Novillo <dnovillo@google.com>
22509 * diagnostic.c (diagnostic_report_diagnostic): Do not
22510 warn about loaded plugins for DK_ERROR and DK_WARNING.
22511 * c-decl.c (declspecs_add_type): Move call to
22512 invoke_plugin_callbacks ...
22513 * c-parser.c (c_parser_declspecs): ... here.
22514 * plugin.c (dump_active_plugins): Tidy output.
22516 2009-04-14 Diego Novillo <dnovillo@google.com>
22517 Le-Chun Wu <lcwu@google.com>
22519 * configure.ac: Add --enable-plugin support.
22520 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22521 * Makefile.in (PLUGIN_H): Define.
22522 Export ENABLE_PLUGIN and GMPINC to site.exp.
22523 Add PLUGINLIBS to link command.
22524 Add/modify dependencies for plugin.o and files including plugin.h.
22526 * config.in: Regenerate.
22528 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22531 2009-04-14 Le-Chun Wu <lcwu@google.com>
22533 * tree-pass.h (register_one_dump_file): Add a prototype for
22534 register_one_dump_file.
22535 * toplev.c (compile_file): Call initialize_plugins.
22536 (do_compile): Call invoke_plugin_callbacks.
22537 (toplev_main): Call invoke_plugin_callbacks.
22538 * common.opt: Add -fplugin= and -fplugin-arg-.
22539 * gcc-plugin.h: New public header file for plugins to include.
22540 * plugin.c: New source file.
22541 * plugin.h: New internal header file.
22542 * passes.c (register_one_dump_file): Make it external.
22544 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22546 2009-04-14 Diego Novillo <dnovillo@google.com>
22548 * doc/plugins.texi: New.
22549 * doc/gccint.texi: Add reference to Plugins chapter.
22550 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22551 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22552 loaded plugins, if any.
22553 * timevar.def (TV_PLUGIN_INIT): Define.
22554 (TV_PLUGIN_RUN): Define.
22555 * plugin.c: Include timevar.h
22556 (plugins_active_p): New.
22557 (dump_active_plugins): New.
22558 (debug_active_plugins): New.
22560 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22562 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22564 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22566 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22568 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22569 the same as a minus without a shift.
22571 2009-04-14 Nick Clifton <nickc@redhat.com>
22573 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22574 comparisons with small integers will always produce a short
22577 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22580 2008-12-19 Diego Novillo <dnovillo@google.com>
22582 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22584 2009-04-14 Richard Guenther <rguenther@suse.de>
22586 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22588 (verify_gimple_assign_binary): Likewise. Handle shifts and
22590 (verify_gimple_phi): Print the mismatched argument position.
22591 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22593 (vect_update_init_of_dr): Likewise.
22594 * matrix-reorg.c (transform_access_sites): Do what the
22596 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22598 2009-04-13 Michael Eager <eager@eagercon.com>
22600 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22601 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22602 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22603 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22604 remove duplicate config
22606 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22608 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22609 file_name:line_number type locator of the call site.
22611 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22613 * genautomata.c: Put blank after comma.
22614 (automaton_decls): New.
22615 (struct unit_usage): Add comments to member next.
22616 (store_alt_unit_usage): Keep the list ordered.
22617 (unit_present_on_list_p, equal_alternatives_p): New.
22618 (check_regexp_units_distribution): Check units distribution
22619 correctness correctly.
22620 (main): Don't write automata if error is found. Return correct
22623 * config/m68k/cf.md (cfv4_ds): Remove.
22624 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22625 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22627 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22628 power4-load-ext, power4-store, power4-store-update,
22629 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22630 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22631 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22632 power4-sqrt, power4-isync): Modify reservation to make correct
22633 unit distribution to automata.
22635 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22636 power5-store-update, power5-two, power5-three, power5-lmul,
22637 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22639 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22641 * except.c (pass_set_nothrow_function_flags): Set name and add
22643 (set_nothrow_function_flags): Mention in the dump file when
22644 changing a function to nothrow.
22646 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22649 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22650 instead of unsigned long.
22652 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22654 * config/arm/arm.c (return_used_this_function): Remove.
22655 (arm_output_function_prologue): Remove use of
22656 return_used_this_function.
22657 (output_return_instruction): Replace use of
22658 return_used_this_function
22659 by cfun->machine->return_used_this_function.
22660 (arm_output_epilogue): Likewise.
22661 (arm_output_function_epilogue): Likewise.
22662 (thumb_unexpanded_epilogue): Likewise.
22663 * config/arm/arm.h (struct machine_function):
22664 New member return_used_this_function.
22666 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22668 * doc/install.texi: Correct description of default directory for
22669 --with-gxx-include-dir.
22671 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22673 * fold-const.c (build_range_check): Properly deal with enumeral and
22674 boolean base types.
22676 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22678 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22679 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22680 * params.h (MAX_GCSE_PASSES): Remove.
22681 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22682 in sequence. Remove ability to run multiple passes.
22683 (bypass_jumps): Report run as third CPROP pass.
22685 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22687 PR middle-end/39651
22688 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22689 when deciding whether the whole SEQUENCE can throw.
22691 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22694 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22695 offseted label references.
22697 2009-04-11 Jan Hubicka <jh@suse.cz>
22699 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22701 2009-04-11 Richard Guenther <rguenther@suse.de>
22703 PR middle-end/39732
22704 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22705 return variables as TREE_ADDRESSABLE.
22707 2009-04-11 Richard Guenther <rguenther@suse.de>
22709 PR tree-optimization/39713
22710 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22711 reference trees have SSA_NAME operands.
22713 2009-04-11 Richard Guenther <rguenther@suse.de>
22716 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22717 address expressions.
22719 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22721 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22722 match changes in Cygwin 1.7
22723 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22724 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22726 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22728 PR tree-optimization/39701
22729 * doc/invoke.texi (Optimization Options): Document change in
22730 meaning and initialization of -fdelete-null-pointer-checks.
22732 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22734 PR middle-end/39701
22735 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22737 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22740 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22742 2009-04-10 Chao-ying Fu <fu@mips.com>
22744 * doc/tm.texi (Instruction Output): Document
22745 TARGET_ASM_FINAL_POSTSCAN_INSN.
22746 * target.h (final_postscan_insn): New field in asm_out.
22747 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22748 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22749 * final.c (final_scan_insn): Call
22750 targetm.asm_out.final_postscan_insn after outputting
22751 an asm macro and a normal instruction.
22753 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22754 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22755 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22756 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22757 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22759 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22761 PR middle-end/39701
22762 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22763 variables as non-NULL even with -fdelete-null-pointer-checks.
22765 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22767 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22769 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22772 * config/i386/i386.c (classify_argument): Handle SCmode with
22773 (bit_offset % 64) != 0.
22775 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22777 * doc/invoke.texi (Optimize Options): Add cross-reference to
22778 -Q --help=optimizers examples.
22780 2009-04-10 Ben Elliston <bje@au.ibm.com>
22783 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22784 regalign for the reg == fpr and TDmode case.
22786 2009-04-09 David Ayers <ayers@fsfe.org>
22789 * objc/objc-act.c (warn_with_method): Remove helper function.
22790 (check_duplicates): Call warning and inform directly.
22791 (really_start_method): Likewise.
22793 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22795 * expmed.c (expand_divmod): Always use a comparison for a division
22796 by a large unsigned integer.
22798 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22799 for things others than variables or functions as nonzero.
22801 2009-04-09 Nick Clifton <nickc@redhat.com>
22803 * unwind-compat.c: Change copyright header to refer to version
22804 3 of the GNU General Public License with version 3.1 of the
22805 GCC Runtime Library Exception and to point readers at the
22806 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22807 * config/alpha/crtfastmath.c: Likewise.
22808 * config/alpha/linux-unwind.h: Likewise.
22809 * config/alpha/qrnnd.asm: Likewise.
22810 * config/alpha/vms-crt0-64.c: Likewise.
22811 * config/alpha/vms-crt0.c: Likewise.
22812 * config/alpha/vms-dwarf2.asm: Likewise.
22813 * config/alpha/vms-dwarf2eh.asm: Likewise.
22814 * config/alpha/vms-psxcrt0-64.c: Likewise.
22815 * config/alpha/vms-psxcrt0.c: Likewise.
22816 * config/alpha/vms_tramp.asm: Likewise.
22817 * config/arc/initfini.c: Likewise.
22818 * config/arc/lib1funcs.asm: Likewise.
22819 * config/arm/bpabi-v6m.S: Likewise.
22820 * config/arm/bpabi.S: Likewise.
22821 * config/arm/bpabi.c: Likewise.
22822 * config/arm/crti.asm: Likewise.
22823 * config/arm/crtn.asm: Likewise.
22824 * config/arm/ieee754-df.S: Likewise.
22825 * config/arm/ieee754-sf.S: Likewise.
22826 * config/arm/lib1funcs.asm: Likewise.
22827 * config/arm/libunwind.S: Likewise.
22828 * config/arm/linux-atomic.c: Likewise.
22829 * config/arm/mmintrin.h: Likewise.
22830 * config/arm/pr-support.c: Likewise.
22831 * config/arm/unaligned-funcs.c: Likewise.
22832 * config/arm/unwind-arm.c: Likewise.
22833 * config/arm/unwind-arm.h: Likewise.
22834 * config/avr/libgcc.S: Likewise.
22835 * config/bfin/crti.s: Likewise.
22836 * config/bfin/crtlibid.s: Likewise.
22837 * config/bfin/crtn.s: Likewise.
22838 * config/bfin/lib1funcs.asm: Likewise.
22839 * config/bfin/linux-unwind.h: Likewise.
22840 * config/cris/arit.c: Likewise.
22841 * config/cris/cris_abi_symbol.c: Likewise.
22842 * config/darwin-64.c: Likewise.
22843 * config/darwin-crt2.c: Likewise.
22844 * config/darwin-crt3.c: Likewise.
22845 * config/darwin.h: Likewise.
22846 * config/dbxelf.h: Likewise.
22847 * config/dfp-bit.c: Likewise.
22848 * config/dfp-bit.h: Likewise.
22849 * config/elfos.h: Likewise.
22850 * config/fixed-bit.c: Likewise.
22851 * config/fixed-bit.h: Likewise.
22852 * config/fp-bit.c: Likewise.
22853 * config/fp-bit.h: Likewise.
22854 * config/fr30/crti.asm: Likewise.
22855 * config/fr30/crtn.asm: Likewise.
22856 * config/fr30/lib1funcs.asm: Likewise.
22857 * config/freebsd-spec.h: Likewise.
22858 * config/frv/cmovd.c: Likewise.
22859 * config/frv/cmovh.c: Likewise.
22860 * config/frv/cmovw.c: Likewise.
22861 * config/frv/frvbegin.c: Likewise.
22862 * config/frv/frvend.c: Likewise.
22863 * config/frv/lib1funcs.asm: Likewise.
22864 * config/glibc-stdint.h: Likewise.
22865 * config/h8300/clzhi2.c: Likewise.
22866 * config/h8300/crti.asm: Likewise.
22867 * config/h8300/crtn.asm: Likewise.
22868 * config/h8300/ctzhi2.c: Likewise.
22869 * config/h8300/fixunssfsi.c: Likewise.
22870 * config/h8300/lib1funcs.asm: Likewise.
22871 * config/h8300/parityhi2.c: Likewise.
22872 * config/h8300/popcounthi2.c: Likewise.
22873 * config/i386/ammintrin.h: Likewise.
22874 * config/i386/att.h: Likewise.
22875 * config/i386/avxintrin.h: Likewise.
22876 * config/i386/biarch64.h: Likewise.
22877 * config/i386/bmmintrin.h: Likewise.
22878 * config/i386/cpuid.h: Likewise.
22879 * config/i386/cross-stdarg.h: Likewise.
22880 * config/i386/crtfastmath.c: Likewise.
22881 * config/i386/crtprec.c: Likewise.
22882 * config/i386/cygming-crtbegin.c: Likewise.
22883 * config/i386/cygming-crtend.c: Likewise.
22884 * config/i386/cygwin.asm: Likewise.
22885 * config/i386/emmintrin.h: Likewise.
22886 * config/i386/gmm_malloc.h: Likewise.
22887 * config/i386/gthr-win32.c: Likewise.
22888 * config/i386/i386.h: Likewise.
22889 * config/i386/immintrin.h: Likewise.
22890 * config/i386/linux-unwind.h: Likewise.
22891 * config/i386/linux64.h: Likewise.
22892 * config/i386/mm3dnow.h: Likewise.
22893 * config/i386/mmintrin-common.h: Likewise.
22894 * config/i386/mmintrin.h: Likewise.
22895 * config/i386/nmmintrin.h: Likewise.
22896 * config/i386/pmm_malloc.h: Likewise.
22897 * config/i386/pmmintrin.h: Likewise.
22898 * config/i386/smmintrin.h: Likewise.
22899 * config/i386/sol2-c1.asm: Likewise.
22900 * config/i386/sol2-ci.asm: Likewise.
22901 * config/i386/sol2-cn.asm: Likewise.
22902 * config/i386/sol2-gc1.asm: Likewise.
22903 * config/i386/tmmintrin.h: Likewise.
22904 * config/i386/unix.h: Likewise.
22905 * config/i386/w32-unwind.h: Likewise.
22906 * config/i386/wmmintrin.h: Likewise.
22907 * config/i386/x86-64.h: Likewise.
22908 * config/i386/x86intrin.h: Likewise.
22909 * config/i386/xmmintrin.h: Likewise.
22910 * config/ia64/crtbegin.asm: Likewise.
22911 * config/ia64/crtend.asm: Likewise.
22912 * config/ia64/crtfastmath.c: Likewise.
22913 * config/ia64/crti.asm: Likewise.
22914 * config/ia64/crtn.asm: Likewise.
22915 * config/ia64/fde-glibc.c: Likewise.
22916 * config/ia64/lib1funcs.asm: Likewise.
22917 * config/ia64/linux-unwind.h: Likewise.
22918 * config/ia64/quadlib.c: Likewise.
22919 * config/ia64/unwind-ia64.c: Likewise.
22920 * config/linux.h: Likewise.
22921 * config/m32c/m32c-lib1.S: Likewise.
22922 * config/m32c/m32c-lib2-trapv.c: Likewise.
22923 * config/m32c/m32c-lib2.c: Likewise.
22924 * config/m32r/initfini.c: Likewise.
22925 * config/m68hc11/larith.asm: Likewise.
22926 * config/m68hc11/m68hc11-crt0.S: Likewise.
22927 * config/m68k/cf.md: Likewise.
22928 * config/m68k/crti.s: Likewise.
22929 * config/m68k/crtn.s: Likewise.
22930 * config/m68k/lb1sf68.asm: Likewise.
22931 * config/m68k/linux-unwind.h: Likewise.
22932 * config/mcore/crti.asm: Likewise.
22933 * config/mcore/crtn.asm: Likewise.
22934 * config/mcore/lib1.asm: Likewise.
22935 * config/mips/linux-unwind.h: Likewise.
22936 * config/mips/loongson.h: Likewise.
22937 * config/mips/mips16.S: Likewise.
22938 * config/mmix/crti.asm: Likewise.
22939 * config/mmix/crtn.asm: Likewise.
22940 * config/pa/fptr.c: Likewise.
22941 * config/pa/hpux-unwind.h: Likewise.
22942 * config/pa/lib2funcs.asm: Likewise.
22943 * config/pa/linux-atomic.c: Likewise.
22944 * config/pa/linux-unwind.h: Likewise.
22945 * config/pa/milli64.S: Likewise.
22946 * config/pa/quadlib.c: Likewise.
22947 * config/pa/stublib.c: Likewise.
22948 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22949 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22950 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22951 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22952 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22953 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22954 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22955 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22956 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22957 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22958 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22959 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22960 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22961 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22962 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22963 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22964 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22965 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22966 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22967 * config/rs6000/750cl.h: Likewise.
22968 * config/rs6000/altivec.h: Likewise.
22969 * config/rs6000/biarch64.h: Likewise.
22970 * config/rs6000/crtresfpr.asm: Likewise.
22971 * config/rs6000/crtresgpr.asm: Likewise.
22972 * config/rs6000/crtresxfpr.asm: Likewise.
22973 * config/rs6000/crtresxgpr.asm: Likewise.
22974 * config/rs6000/crtsavfpr.asm: Likewise.
22975 * config/rs6000/crtsavgpr.asm: Likewise.
22976 * config/rs6000/darwin-asm.h: Likewise.
22977 * config/rs6000/darwin-fallback.c: Likewise.
22978 * config/rs6000/darwin-fpsave.asm: Likewise.
22979 * config/rs6000/darwin-ldouble.c: Likewise.
22980 * config/rs6000/darwin-tramp.asm: Likewise.
22981 * config/rs6000/darwin-unwind.h: Likewise.
22982 * config/rs6000/darwin-vecsave.asm: Likewise.
22983 * config/rs6000/darwin-world.asm: Likewise.
22984 * config/rs6000/e500crtres32gpr.asm: Likewise.
22985 * config/rs6000/e500crtres64gpr.asm: Likewise.
22986 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22987 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22988 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22989 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22990 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22991 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22992 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22993 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22994 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22995 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22996 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22997 * config/rs6000/eabi-ci.asm: Likewise.
22998 * config/rs6000/eabi-cn.asm: Likewise.
22999 * config/rs6000/eabi.asm: Likewise.
23000 * config/rs6000/linux-unwind.h: Likewise.
23001 * config/rs6000/linux64.h: Likewise.
23002 * config/rs6000/paired.h: Likewise.
23003 * config/rs6000/paired.md: Likewise.
23004 * config/rs6000/ppc64-fp.c: Likewise.
23005 * config/rs6000/ppu_intrinsics.h: Likewise.
23006 * config/rs6000/rs6000.h: Likewise.
23007 * config/rs6000/si2vmx.h: Likewise.
23008 * config/rs6000/sol-ci.asm: Likewise.
23009 * config/rs6000/sol-cn.asm: Likewise.
23010 * config/rs6000/spe.h: Likewise.
23011 * config/rs6000/spu2vmx.h: Likewise.
23012 * config/rs6000/sysv4.h: Likewise.
23013 * config/rs6000/tramp.asm: Likewise.
23014 * config/rs6000/vec_types.h: Likewise.
23015 * config/s390/linux-unwind.h: Likewise.
23016 * config/s390/tpf-unwind.h: Likewise.
23017 * config/score/crti.asm: Likewise.
23018 * config/score/crtn.asm: Likewise.
23019 * config/sh/crt1.asm: Likewise.
23020 * config/sh/crti.asm: Likewise.
23021 * config/sh/crtn.asm: Likewise.
23022 * config/sh/divtab-sh4-300.c: Likewise.
23023 * config/sh/divtab-sh4.c: Likewise.
23024 * config/sh/divtab.c: Likewise.
23025 * config/sh/lib1funcs-4-300.asm: Likewise.
23026 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
23027 * config/sh/lib1funcs.asm: Likewise.
23028 * config/sh/lib1funcs.h: Likewise.
23029 * config/sh/linux-atomic.asm: Likewise.
23030 * config/sh/linux-unwind.h: Likewise.
23031 * config/sh/shmedia.h: Likewise.
23032 * config/sh/sshmedia.h: Likewise.
23033 * config/sh/ushmedia.h: Likewise.
23034 * config/sparc/crtfastmath.c: Likewise.
23035 * config/sparc/linux-unwind.h: Likewise.
23036 * config/sparc/sol2-c1.asm: Likewise.
23037 * config/sparc/sol2-ci.asm: Likewise.
23038 * config/sparc/sol2-cn.asm: Likewise.
23039 * config/spu/divmodti4.c: Likewise.
23040 * config/spu/divv2df3.c: Likewise.
23041 * config/spu/float_disf.c: Likewise.
23042 * config/spu/float_unsdidf.c: Likewise.
23043 * config/spu/float_unsdisf.c: Likewise.
23044 * config/spu/float_unssidf.c: Likewise.
23045 * config/spu/mfc_multi_tag_release.c: Likewise.
23046 * config/spu/mfc_multi_tag_reserve.c: Likewise.
23047 * config/spu/mfc_tag_release.c: Likewise.
23048 * config/spu/mfc_tag_reserve.c: Likewise.
23049 * config/spu/mfc_tag_table.c: Likewise.
23050 * config/spu/multi3.c: Likewise.
23051 * config/spu/spu_internals.h: Likewise.
23052 * config/spu/spu_intrinsics.h: Likewise.
23053 * config/spu/spu_mfcio.h: Likewise.
23054 * config/spu/vec_types.h: Likewise.
23055 * config/spu/vmx2spu.h: Likewise.
23056 * config/stormy16/stormy16-lib2.c: Likewise.
23057 * config/svr4.h: Likewise.
23058 * config/sync.c: Likewise.
23059 * config/v850/lib1funcs.asm: Likewise.
23060 * config/vxlib-tls.c: Likewise.
23061 * config/vxlib.c: Likewise.
23062 * config/vxworks-dummy.h: Likewise.
23063 * config/xtensa/crti.asm: Likewise.
23064 * config/xtensa/crtn.asm: Likewise.
23065 * config/xtensa/ieee754-df.S: Likewise.
23066 * config/xtensa/ieee754-sf.S: Likewise.
23067 * config/xtensa/lib1funcs.asm: Likewise.
23068 * config/xtensa/lib2funcs.S: Likewise.
23069 * config/xtensa/linux-unwind.h: Likewise.
23070 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
23071 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
23072 * coretypes.h: Likewise.
23073 * crtstuff.c: Likewise.
23074 * defaults.h: Likewise.
23075 * dwarf2.h: Likewise.
23076 * emutls.c: Likewise.
23077 * gbl-ctors.h: Likewise.
23078 * gcov-io.h: Likewise.
23079 * ginclude/float.h: Likewise.
23080 * ginclude/iso646.h: Likewise.
23081 * ginclude/stdarg.h: Likewise.
23082 * ginclude/stdbool.h: Likewise.
23083 * ginclude/stddef.h: Likewise.
23084 * ginclude/stdfix.h: Likewise.
23085 * ginclude/stdint-gcc.h: Likewise.
23086 * ginclude/tgmath.h: Likewise.
23087 * gthr-aix.h: Likewise.
23088 * gthr-dce.h: Likewise.
23089 * gthr-gnat.c: Likewise.
23090 * gthr-gnat.h: Likewise.
23091 * gthr-lynx.h: Likewise.
23092 * gthr-mipssde.h: Likewise.
23093 * gthr-nks.h: Likewise.
23094 * gthr-posix.c: Likewise.
23095 * gthr-posix.h: Likewise.
23096 * gthr-posix95.h: Likewise.
23097 * gthr-rtems.h: Likewise.
23098 * gthr-single.h: Likewise.
23099 * gthr-solaris.h: Likewise.
23100 * gthr-tpf.h: Likewise.
23101 * gthr-vxworks.h: Likewise.
23102 * gthr-win32.h: Likewise.
23103 * gthr.h: Likewise.
23104 * libgcc2.c: Likewise.
23105 * libgcc2.h: Likewise.
23106 * libgcov.c: Likewise.
23107 * tsystem.h: Likewise.
23108 * typeclass.h: Likewise.
23109 * unwind-c.c: Likewise.
23110 * unwind-compat.h: Likewise.
23111 * unwind-dw2-fde-compat.c: Likewise.
23112 * unwind-dw2-fde-darwin.c: Likewise.
23113 * unwind-dw2-fde-glibc.c: Likewise.
23114 * unwind-dw2-fde.c: Likewise.
23115 * unwind-dw2-fde.h: Likewise.
23116 * unwind-dw2.c: Likewise.
23117 * unwind-dw2.h: Likewise.
23118 * unwind-generic.h: Likewise.
23119 * unwind-pe.h: Likewise.
23120 * unwind-sjlj.c: Likewise.
23121 * unwind.inc: Likewise.
23122 * config/arm/neon-gen.ml: Change generated copyright header to
23123 refer to version 3 of the GNU General Public License with
23124 version 3.1 of the GCC Runtime Library Exception and to point
23125 readers at the COPYING3 and COPYING3.RUNTIME files and the
23126 FSF's license web page.
23127 * config/arm/arm_neon.h: Regenerate.
23129 2009-04-09 Jakub Jelinek <jakub@redhat.com>
23131 * config/cris/cris.md: Change copyright header to refer to version
23132 3 of the GNU General Public License.
23133 * doc/install.texi2html: Change copyright header to refer to version
23134 3 of the GNU General Public License and to point readers at the
23135 COPYING3 file and the FSF's license web page.
23136 * config/vax/linux.h: Likewise.
23138 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
23140 * config/i386/i386.md (cmpcc): New.
23141 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
23142 (sync_compare_and_swap_cc*): Delete.
23144 * config/s390/s390.c (s390_compare_emitted): Remove.
23145 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
23146 s390_compare_emitted used to be handled. Assert that modes match.
23147 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
23148 refer to sync_compare_and_swap_ccsi.
23149 * config/s390/s390.h (s390_compare_emitted): Remove.
23150 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
23151 instead of s390_compare_emitted.
23152 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
23153 instead of s390_compare_emitted.
23154 * config/s390/s390.md (cmpcc): New.
23155 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
23156 CC_REGNUM, do not pretend it's set.
23157 (sync_compare_and_swap_cc*): Delete.
23158 * config/s390/predicates.md (cc_reg_operand): New.
23160 * expr.c (sync_compare_and_swap_cc): Delete.
23161 * optabs.h (sync_compare_and_swap_cc): Delete.
23162 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
23163 is being used with can_compare_p.
23164 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
23165 (find_cc_set): New.
23166 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
23167 look for a MODE_CC set instead. Use emit_store_flag.
23168 (expand_compare_and_swap_loop): Likewise, with some additional
23169 complication to avoid a force_reg when useless. Use
23170 emit_cmp_and_jump_insns.
23171 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
23172 * doc/md.texi (sync_compare_and_swap_cc): Merge with
23173 sync_compare_and_swap documentation.
23175 2009-04-09 Jan Hubicka <jh@suse.cz>
23177 * except.c (find_prev_try): Break out from ....
23178 (duplicate_eh_regions): ... here; properly update prev_try pointers
23179 when duplication part of tree.
23180 (dump_eh_tree): Improve dumping.
23181 (verify_eh_region): New.
23182 (verify_eh_tree): Use it.
23184 2009-04-06 Richard Guenther <rguenther@suse.de>
23186 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
23187 &ARRAY addresses by adjusting their types and prepending
23189 * tree-cfg.c (verify_gimple_assign_single): Verify that
23190 addresses are correct.
23192 2009-04-09 Richard Guenther <rguenther@suse.de>
23194 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
23195 indices into an array reference if possible.
23196 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23197 Fold POINTER_PLUS_EXPR statements with invariant address.
23199 2009-04-09 Alan Modra <amodra@bigpond.net.au>
23202 * config.gcc (powerpc64-*-linux*): Always build biarch.
23204 2009-04-09 Joseph Myers <joseph@codesourcery.com>
23207 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
23208 it and pedwarn if this results in an INTEGER_CST.
23210 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23212 * doc/install.texi: Update minimum GMP version. Remove obsolete
23213 text in MPFR section.
23215 2009-04-08 Jakub Jelinek <jakub@redhat.com>
23217 * dwarf2out.c (class_scope_p): New static inline.
23218 (class_or_namespace_scope_p): Use it.
23219 (gen_variable_die): Use DW_TAG_member tag for static data member
23220 declarations instead of DW_TAG_variable.
23222 PR middle-end/39573
23223 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
23226 2009-04-08 Richard Guenther <rguenther@suse.de>
23228 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
23229 valueize random data.
23231 2009-04-08 David Edelsohn <edelsohn@gnu.org>
23233 * config.gcc (aix tm_file): Add aix-stdint.h.
23234 (aix tm clause use_gcc_stdint): Set to wrap.
23235 * config/rs6000/aix-stdint.h: New file.
23237 2009-04-08 Richard Guenther <rguenther@suse.de>
23239 PR middle-end/36291
23240 * tree-dfa.c (add_referenced_var): Do not recurse into
23241 global initializers.
23242 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
23244 (fold_const_aggregate_ref): Likewise.
23246 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23248 * recog.c (ordered_comparison_operator): New.
23249 * gensupport.c (std_preds): Add it.
23250 * doc/md.texi (Machine-Independent Predicates): Document it.
23252 2009-04-08 Jan Hubicka <jh@suse.cz>
23254 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
23255 * function.h (rtl_eh): Remove exception_handler_label_map.
23256 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
23257 remove_exception_handler_label, for_each_eh_label_1): Remove.
23258 (rtl_remove_unreachable_regions): Remove.
23259 (convert_from_eh_region_ranges): Do not remove unreachable regions.
23260 (find_exception_handler_labels): Don't build the hashtable.
23261 (maybe_remove_eh_handler): Remove.
23262 (for_each_eh_label): Rewrite to walk the tree.
23263 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
23264 * except.h (maybe_remove_eh_handler): Remove.
23265 * passes.c (init_optimization_passes): Schedule second EH cleanup
23267 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
23268 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
23270 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23272 * genoutput.c (validate_optab_operands): New.
23273 (gen_insn, gen_expand): Call it.
23275 * genflags.c (gen_insn): Detect misused iterators.
23276 (main): Pass line_no to gen_insn, exit with status 1 on error.
23278 * genextract.c (line_no): Make global.
23279 (VEC_safe_set_locstr): Change assertion to error message.
23280 (main): Exit with status 1 on error.
23282 2009-04-08 Joseph Myers <joseph@codesourcery.com>
23286 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23287 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23288 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
23289 * c-convert.c (convert): Do not call fold on results of conversion
23290 functions when the result is a C_MAYBE_CONST_EXPR.
23291 * c-parser.c (c_parser_postfix_expression): Do not fold condition
23292 of __builtin_choose_expr.
23293 * c-typeck.c (remove_c_maybe_const_expr): New.
23294 (build_unary_op, build_conditional_expr, build_compound_expr,
23295 build_binary_op, c_objc_common_truthvalue_conversion): Call
23296 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
23299 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
23301 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
23302 CODE to produce a new one. Add a prototype to use fold_convert_const
23304 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
23307 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
23308 mix declarations and code.
23310 2009-04-08 Ben Elliston <bje@au.ibm.com>
23312 * gcc.c: Replace `CC' with `GCC' throughout.
23314 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
23316 * doc/invoke.texi: Document Atom support.
23318 2009-04-07 Jason Merrill <jason@redhat.com>
23321 * c-common.h, c-common.c: Add flag_pretty_templates.
23322 * c-opts.c (c_common_handle_option): Set it.
23323 * c.opt: Add -fno-pretty-templates.
23324 * doc/invoke.texi (C++ Dialect Options): Likewise.
23326 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
23328 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
23329 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
23330 (ia64_expand_builtin): Likewise.
23332 2009-04-07 Martin Jambor <mjambor@suse.cz>
23334 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23335 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23336 ADDR_EXPRS are include too.
23338 2009-04-07 Richard Guenther <rguenther@suse.de>
23340 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23341 decls are only used if passes as parameters or if they are
23342 local statics and the call is not to a builtin.
23343 (call_may_clobber_ref_p_1): Likewise.
23345 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23347 * expr.c (do_store_flag): Remove last argument. Simplify code
23348 to avoid duplication of tests already done by can_compare_p.
23349 (expand_expr_real_1): Adjust caller.
23351 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23353 * optabs.c (can_compare_p): Test the predicate of a
23354 cbranch and cstore pattern.
23356 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23358 * expr.c (convert_move): Use emit_store_flag instead of
23361 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23363 * config/i386/i386.c (ix86_compare_emitted): Remove.
23364 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23365 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23366 * config/i386/i386.h (ix86_compare_emitted): Remove.
23367 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23368 instead of ix86_compare_emitted.
23369 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23371 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23373 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23374 Add t-sysroot-suffix to tmake_file.
23375 * config/print-sysroot-suffix.sh: New file.
23376 * config/t-sysroot-suffix: New file.
23378 2009-04-07 Ben Elliston <bje@au.ibm.com>
23380 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23381 as the latter produces a warning when the target does not support
23384 2009-04-07 Ben Elliston <bje@au.ibm.com>
23386 * dfp.c: Replace type punning assignments with memcpy throughout.
23387 * Makefile.in (dfp.o-warn): Remove.
23389 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23392 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23393 Include soft-fp/t-softfp after rs6000/t-linux64.
23395 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23397 * stor-layout.c (set_sizetype): Use the full precision of their
23398 machine mode for bitsize types.
23400 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23402 * config/i386/i386.md: Revert 2 accidental checkins.
23404 2009-04-06 Joey Ye <joey.ye@intel.com>
23405 Xuepeng Guo <xuepeng.guo@intel.com>
23406 H.J. Lu <hongjiu.lu@intel.com>
23408 Atom pipeline model, tuning and insn selection.
23409 * config.gcc (atom): Add atom config options and target.
23411 * config/i386/atom.md: New.
23413 * config/i386/i386.c (atom_cost): New cost.
23414 (m_ATOM): New macro flag.
23415 (initial_ix86_tune_features): Set m_ATOM.
23416 (x86_accumulate_outgoing_args): Likewise.
23417 (x86_arch_always_fancy_math_387): Likewise.
23418 (processor_target): Add Atom cost.
23419 (cpu_names): Add Atom cpu name.
23420 (override_options): Set Atom ISA.
23421 (ix86_issue_rate): New case PROCESSOR_ATOM.
23422 (ix86_adjust_cost): Likewise.
23424 * config/i386/i386.h (TARGET_ATOM): New target macro.
23425 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23426 (TARGET_OPT_AGU): New target option.
23427 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23428 (processor_type): Add PROCESSOR_ATOM.
23430 * config/i386/i386.md (cpu): Add new value "atom".
23431 (use_carry, movu): New attr.
23432 (atom.md): Include atom.md.
23433 (adddi3_carry_rex64): Set attr "use_carry".
23434 (addqi3_carry): Likewise.
23435 (addhi3_carry): Likewise.
23436 (addsi3_carry): Likewise.
23437 (*addsi3_carry_zext): Likewise.
23438 (subdi3_carry_rex64): Likewise.
23439 (subqi3_carry): Likewise.
23440 (subhi3_carry): Likewise.
23441 (subsi3_carry): Likewise.
23442 (x86_movdicc_0_m1_rex64): Likewise.
23443 (*x86_movdicc_0_m1_se): Likewise.
23444 (x86_movsicc_0_m1): Likewise.
23445 (*x86_movsicc_0_m1_se): Likewise.
23446 (*adddi_1_rex64): Emit add insn as much as possible.
23447 (*addsi_1): Likewise.
23448 (return_internal): Set atom_unit.
23449 (return_internal_long): Likewise.
23450 (return_pop_internal): Likewise.
23451 (*rcpsf2_sse): Set atom_sse_attr attr.
23452 (*qrt<mode>2_sse): Likewise.
23453 (*prefetch_sse): Likewise.
23455 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23457 (ix86_target_macros_internal): Likewise.
23459 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23460 (*prefetch_sse_rex): Likewise.
23461 (sse_rcpv4sf2): Likewise.
23462 (sse_vmrcpv4sf2): Likewise.
23463 (sse_sqrtv4sf2): Likewise.
23464 (<sse>_vmsqrt<mode>2): Likewise.
23465 (sse_ldmxcsr): Likewise.
23466 (sse_stmxcsr): Likewise.
23467 (*sse_sfence): Likewise.
23468 (sse2_clflush): Likewise.
23469 (*sse2_mfence): Likewise.
23470 (*sse2_lfence): Likewise.
23471 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23472 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23473 (avx_movdqu<avxmodesuffix>): Likewise.
23474 (avx_lddqu<avxmodesuffix>): Likewise.
23475 (sse2_movntv2di): Change attr "type" to "ssemov".
23476 (sse2_movntsi): Likewise.
23477 (rsqrtv8sf2): Change attr "type" to "sseadd".
23478 (sse3_addsubv2df3): Set attr "atom_unit".
23479 (sse3_h<plusminus_insn>v4sf3): Likewise.
23480 (*sse2_pmaddwd): Likewise.
23481 (*vec_extractv2di_1_rex64): Likewise.
23482 (*vec_extractv2di_1_avx): Likewise.
23483 (sse2_psadbw): Likewise.
23484 (ssse3_phaddwv8hi3): Likewise.
23485 (ssse3_phaddwv4hi3): Likewise.
23486 (ssse3_phadddv4si3): Likewise.
23487 (ssse3_phadddv2si3): Likewise.
23488 (ssse3_phaddswv8hi3): Likewise.
23489 (ssse3_phaddswv4hi3): Likewise.
23490 (ssse3_phsubwv8hi3): Likewise.
23491 (ssse3_phsubwv4hi3): Likewise.
23492 (ssse3_phsubdv4si3): Likewise.
23493 (ssse3_phsubdv2si3): Likewise.
23494 (ssse3_phsubswv8hi3): Likewise.
23495 (ssse3_phsubswv4hi3): Likewise.
23496 (ssse3_pmaddubsw128): Likewise.
23497 (sse3_pmaddubsw: Likewise.
23498 (ssse3_palignrti): Likewise.
23499 (ssse3_palignrdi): Likewise.
23501 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23503 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23505 2009-04-06 Richard Guenther <rguenther@suse.de>
23507 PR tree-optimization/28868
23508 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23509 of which PHI results we inserted.
23510 (insert_into_preds_of_block): Record inserted PHIs.
23511 (eliminate): Eliminate redundant PHI nodes.
23512 (init_pre): Init inserted_phi_names.
23514 2009-04-06 Richard Guenther <rguenther@suse.de>
23516 PR tree-optimization/39643
23517 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23518 IMAGPART_EXPRs of complex constants.
23519 (execute_fold_all_builtins): If we folded a call queue
23520 TODO_update_address_taken.
23522 2009-04-06 Jan Hubicka <jh@suse.cz>
23524 PR middle-end/39659
23525 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23528 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23530 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23532 (ic_invalidate_array): Likewise.
23534 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23536 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23537 alignment for library calls.
23539 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23541 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23542 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23543 * config/i386/mingw-stdint.h: New file.
23545 2009-04-05 Richard Guenther <rguenther@suse.de>
23547 PR tree-optimization/39648
23548 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23549 our &A vs. &A[0] IL deficiencies.
23551 2009-04-04 Jan Hubicka <jh@suse.cz>
23553 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23554 removed toplevel regions.
23555 (sjlj_mark_call_sites): Likewise.
23557 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23559 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23560 (cygwin tm clause use_gcc_stdint): Set to wrap.
23561 * config/i386/cygwin-stdint.h: New file.
23563 2009-04-04 Richard Guenther <rguenther@suse.de>
23565 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23566 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23567 single-argument PHIs if we are in loop-closed SSA form.
23568 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23569 for the pre-condition.
23570 (slpeel_tree_peel_loop_to_edge): Likewise.
23571 (vect_build_loop_niters): Take an optional sequence to append stmts.
23572 (vect_generate_tmps_on_preheader): Likewise.
23573 (vect_do_peeling_for_loop_bound): Take extra guards for the
23575 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23576 the cost model check.
23577 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23578 guards if we are going to peel. Do not apply versioning in that case.
23579 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23580 (vect_do_peeling_for_loop_bound): Likewise.
23581 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23582 loop bound only record extra pre-conditions, do not apply loop
23585 2009-04-04 Richard Guenther <rguenther@suse.de>
23587 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23590 2009-04-04 Jan Hubicka <jh@suse.cz>
23592 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23593 last_basic_block for size of bb->index indexed array.
23594 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23595 compute_out, link_btr_uses, build_btr_def_use_webs,
23596 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23598 2009-04-04 Jan Hubicka <jh@suse.cz>
23600 * except.c (remove_eh_handler_and_replace): Break out from ...
23601 (remove_eh_handler): ... here.
23602 (bring_to_root): New function.
23603 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23604 handled ones, bring others to root of tree.
23606 2009-04-04 Jan Hubicka <jh@suse.cz>
23608 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23609 (all_phis_safe_to_merge): New function.
23610 (update_info): New structure.
23611 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23612 (cleanup_empty_eh): Update SSA if possible.
23614 2009-04-04 Richard Guenther <rguenther@suse.de>
23616 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23617 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23618 (append_vuse): Likewise.
23620 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23622 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23623 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23624 instead of REG_UNSAVED for DW_CFA_undefined.
23625 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23626 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23629 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23632 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23634 2009-04-04 Richard Guenther <rguenther@suse.de>
23636 PR tree-optimization/8781
23637 PR tree-optimization/37892
23638 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23639 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23640 (valueize_refs): Call it for *& valueizations.
23641 (shared_reference_ops_from_ref): Rename to ...
23642 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23643 (shared_reference_ops_from_call): Rename to ...
23644 (valueize_shared_reference_ops_from_call): ... this and valueize.
23645 (vn_reference_lookup): Update.
23646 (visit_reference_op_call): Likewise.
23647 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23648 (eliminate): Value-replace the call address in call statements.
23650 2009-04-04 Richard Guenther <rguenther@suse.de>
23652 PR tree-optimization/39636
23653 * tree-ssa-forwprop.c
23654 (forward_propagate_addr_into_variable_array_index): Check for
23655 GIMPLE_ASSIGN before accessing the rhs code.
23657 2009-04-03 Jason Merrill <jason@redhat.com>
23659 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23661 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23663 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23664 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23665 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23666 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23667 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23668 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23669 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23670 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23671 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23672 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23673 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23674 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23675 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23676 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23677 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23678 Use fr_reg_or_fp01_operand instead of fr_register_operand
23680 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23681 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23682 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23684 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23686 PR rtl-optimization/39607
23687 PR rtl-optimization/39631
23691 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23692 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23693 instead of DF_LR_OUT.
23694 * ira-lives.c (process_bb_node_lives): Ditto.
23695 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23696 instead of DF_LR_{OUT,IN}.
23697 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23698 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23700 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23702 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23703 (execute_lower_omp): Always run but take the short way out if -fopenmp
23705 (gate_lower_omp): Remove, forcing the pass manager to always run the
23706 pass and always set PROP_gimple_lomp.
23707 (pass_lower_omp): Remove gate function.
23708 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23709 PROP_trees. Instead, require it.
23710 * ipa-cp.c (pass_ipa_cp): Likewise.
23711 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23712 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23713 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23714 and PROP_gimple_leh.
23716 2009-04-03 Richard Guenther <rguenther@suse.de>
23718 PR middle-end/13146
23719 PR tree-optimization/23940
23720 PR tree-optimization/33237
23721 PR middle-end/33974
23722 PR middle-end/34093
23723 PR tree-optimization/36201
23724 PR tree-optimization/36230
23725 PR tree-optimization/38049
23726 PR tree-optimization/38207
23727 PR tree-optimization/38230
23728 PR tree-optimization/38301
23729 PR tree-optimization/38585
23730 PR middle-end/38895
23731 PR tree-optimization/38985
23732 PR tree-optimization/39299
23733 * tree-ssa-structalias.h: Remove.
23734 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23735 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23736 (struct vuse_element_d): Remove.
23737 (struct vuse_vec_d): Likewise.
23738 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23739 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23740 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23741 VUSE_ELEMENT_VAR): Likewise.
23742 (struct voptype_d): Likewise.
23743 (NUM_VOP_FREE_BUCKETS): Likewise.
23744 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23745 (struct stmt_operands_d): Remove.
23746 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23747 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23748 VDEF_NUM, VDEF_VECT): Likewise.
23749 (copy_virtual_operands): Remove.
23750 (operand_build_cmp): Likewise.
23751 (create_ssa_artificial_load_stmt): Likewise.
23752 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23753 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23754 vuse_index and mayuse_index members. Pack and move done and iter_type
23755 members to the front.
23756 (SSA_OP_VMAYUSE): Remove.
23757 (SSA_OP_VIRTUAL_USES): Adjust.
23758 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23759 (unlink_stmt_vdef): Declare.
23760 (add_to_addressable_set): Remove.
23761 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23762 (vrp_visit_stmt): Likewise.
23763 * doc/tree-ssa.texi (Alias analysis): Update.
23764 * doc/invoke.texi (max-aliased-vops): Remove docs.
23765 (avg-aliased-vops): Likewise.
23766 * tree-into-ssa.c (syms_to_rename): Remove.
23767 (need_to_update_vops_p): Likewise.
23768 (need_to_initialize_update_ssa_p): Rename to ...
23769 (update_ssa_initialized_fn): ... this. Track function we are
23771 (symbol_marked_for_renaming): Simplify.
23772 (add_new_name_mapping): Do not set need_to_update_vops_p.
23773 (dump_currdefs): Use SYMS_TO_RENAME.
23774 (rewrite_update_stmt): Always walk all uses/defs.
23775 (dump_update_ssa): Adjust.
23776 (init_update_ssa): Take function argument. Track what we are
23778 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23779 (create_new_def_for): Initialize for cfun, assert we are initialized
23781 (mark_sym_for_renaming): Simplify.
23782 (mark_set_for_renaming): Do not initialize update-ssa.
23783 (need_ssa_update_p): Simplify. Take function argument.
23784 (name_mappings_registered_p): Assert we ask for the correct function.
23785 (name_registered_for_update_p): Likewise.
23786 (ssa_names_to_replace): Likewise.
23787 (release_ssa_name_after_update_ssa): Likewise.
23788 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23789 (dump_decl_set): Do not print a newline.
23790 (debug_decl_set): Do it here.
23791 (dump_update_ssa): And here.
23792 * tree-ssa-loop-im.c (move_computations): Adjust.
23793 (movement_possibility): Likewise.
23794 (determine_max_movement): Likewise.
23795 (gather_mem_refs_stmt): Likewise.
23796 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23797 or NAME_MEMORY_TAG.
23798 * tree-complex.c (update_all_vops): Remove.
23799 (expand_complex_move): Adjust.
23800 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23801 Simplify test for memory referencing statement. Exclude
23802 non-invariant ADDR_EXPRs.
23803 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23804 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23805 (rdg_flag_uses): Likewise.
23806 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23808 (tree_optimize_tail_calls_1): Also split the
23809 edge from the entry block if we have degenerate PHI nodes in
23810 the first basic block.
23811 * tree.c (init_ttree): Remove memory-tag related code.
23812 (tree_code_size): Likewise.
23813 (tree_node_structure): Likewise.
23814 (build7_stat): Re-write to be build6_stat.
23815 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23816 (SSA_VAR_P): Adjust.
23817 (struct tree_memory_tag): Remove.
23818 (struct tree_memory_partition_tag): Likewise.
23819 (union tree_node): Adjust.
23820 (build7): Re-write to be build6.
23821 * tree-pass.h (pass_reset_cc_flags): Remove.
23822 (TODO_update_address_taken): New flag.
23823 (pass_simple_dse): Remove.
23824 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23825 * params.h (MAX_ALIASED_VOPS): Remove.
23826 (AVG_ALIASED_VOPS): Likewise.
23827 * omp-low.c (expand_omp_taskreg): Update SSA form.
23828 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23829 aliases the lhs in a copy stmt.
23830 * tree-ssa-dse.c (struct address_walk_data): Remove.
23831 (memory_ssa_name_same): Likewise.
23832 (memory_address_same): Likewise.
23833 (get_kill_of_stmt_lhs): Likewise.
23834 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23835 unused stores. Look through PHI nodes into post-dominated regions.
23836 (dse_optimize_stmt): Simplify. Properly remove stores.
23837 (tree_ssa_dse): Compute dominators.
23838 (execute_simple_dse): Remove.
23839 (pass_simple_dse): Likewise.
23840 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23841 gimple_loaded_syms and gimple_stored_syms computation.
23842 * toplev.c (dump_memory_report): Dump alias and pta stats.
23843 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23844 (vn_reference_eq): Likewise.
23845 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23846 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23847 valueize_vuses): Remove.
23848 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23849 (get_def_ref_stmt_vuse): ... this.
23850 (vn_reference_lookup_2): New function.
23851 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23852 walking equivalent vuses. Simplify.
23853 (vn_reference_lookup): Likewise.
23854 (vn_reference_insert): Likewise.
23855 (vn_reference_insert_pieces): Likewise.
23856 (visit_reference_op_call): Simplify.
23857 (visit_reference_op_load): Likewise.
23858 (visit_reference_op_store): Likewise.
23859 (init_scc_vn): Remove shared_lookup_vuses initialization.
23860 (free_scc_vn): Remove shared_lookup_vuses freeing.
23861 (sort_vuses, sort_vuses_heap): Remove.
23862 (get_ref_from_reference_ops): Export.
23863 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23864 vector with single vuse pointer.
23865 (vn_reference_lookup_pieces, vn_reference_lookup,
23866 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23867 (shared_vuses_from_stmt): Remove.
23868 (get_ref_from_reference_ops): Declare.
23869 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23870 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23871 memory-tag related code.
23872 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23873 (likely_value): Add comment, skip static-chain of call statements.
23874 (surely_varying_stmt_p): Adjust.
23875 (gimplify_and_update_call_from_tree): Likewise.
23876 (execute_fold_all_builtins): Do not rebuild alias info.
23877 (gimplify_and_update_call_from_tree): Properly update VOPs.
23878 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23879 (copy_ref_info): Remove memory-tag related code.
23880 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23881 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23882 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23884 * tree-ssa-dom.c (gimple_p): Remove typedef.
23885 (eliminate_redundant_computations): Adjust.
23886 (record_equivalences_from_stmt): Likewise.
23887 (avail_expr_hash): Likewise.
23888 (avail_expr_eq): Likewise.
23889 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23890 (stmt_makes_single_load): Likewise.
23891 (stmt_makes_single_store): Likewise.
23892 * tree-ssa-alias.c: Rewrite completely.
23893 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23894 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23895 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23896 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23897 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23898 Remove public functions.
23899 (pass_reset_cc_flags): Remove.
23900 (pass_build_alias): Move ...
23901 * tree-ssa-structalias.c (pass_build_alias): ... here.
23902 * tree-ssa-alias.c (may_be_aliased): Move ...
23903 * tree-flow-inline.h (may_be_aliased): ... here.
23904 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23905 count_uses_and_derefs): Move ...
23906 * gimple.c: ... here.
23907 * gimple.h (count_uses_and_derefs): Declare.
23908 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23909 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23910 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23911 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23912 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23913 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23914 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23916 * tree-dfa.c (refs_may_alias_p): Move ...
23917 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23918 * tree-ssa-alias.h: New file.
23919 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23920 (statement_sink_location): Likewise.
23921 * opts.c (decode_options): Do not adjust max-aliased-vops or
23922 avg-aliased-vops values.
23923 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23924 (TV_CALL_CLOBBER): Likewise.
23925 (TV_FLOW_SENSITIVE): Likewise.
23926 (TV_FLOW_INSENSITIVE): Likewise.
23927 (TV_MEMORY_PARTITIONING): Likewise.
23928 (TV_ALIAS_STMT_WALK): New timevar.
23929 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23930 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23931 (get_address_description): Remove memory-tag related code.
23932 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23933 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23934 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23935 and immediate uses in statements. Document.
23936 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23937 (dump_symbols): Remove.
23938 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23939 * alias.c (get_deref_alias_set): New function split out from ...
23940 (get_alias_set): ... here.
23941 * alias.h (get_deref_alias_set): Declare.
23942 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23943 type parameter. Remove restrict pointer handling. Create a
23944 ref-all pointer in case type-based alias sets do not conflict.
23945 (vect_analyze_data_refs): Remove SMT related code.
23946 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23947 (vectorizable_load): Likewise.
23948 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23949 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23950 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23951 Ignore vops and SMTs.
23952 (dr_analyze_alias): Likewise..
23953 (free_data_ref): Likewise.
23954 (create_data_ref): Likewise.
23955 (analyze_all_data_dependences): Likewise.
23956 (get_references_in_stmt): Adjust.
23957 * tree-flow-inline.h (gimple_aliases_computed_p,
23958 gimple_addressable_vars, gimple_call_clobbered_vars,
23959 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23960 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23961 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23962 gimple_mem_ref_stats): Remove.
23963 (gimple_vop): New function.
23964 (op_iter_next_use): Remove vuses and mayuses cases.
23965 (op_iter_next_def): Remove vdefs case.
23966 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23967 (clear_and_done_ssa_iter): Do not set removed fields.
23968 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23969 Assert we are not iterating over vuses or vdefs if not also
23970 iterating over uses or defs.
23971 (op_iter_init_use): Likewise.
23972 (op_iter_init_def): Likewise.
23973 (op_iter_next_vdef): Remove.
23974 (op_iter_next_mustdef): Likewise.
23975 (op_iter_init_vdef): Likewise.
23976 (compare_ssa_operands_equal): Likewise.
23977 (link_use_stmts_after): Handle vuse operand.
23978 (is_call_used): Use is_call_clobbered.
23979 (is_call_clobbered): Global variables are always call clobbered,
23980 query the call-clobbers bitmap.
23981 (mark_call_clobbered): Ignore global variables.
23982 (clear_call_clobbered): Likewise.
23983 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23984 virtual operands sanity check.
23985 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23987 (TARGET_MEM_REF): Remove TMR_TAG operand.
23988 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23989 Remove call-clobber related code.
23990 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23991 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23992 partitions or escape reason.
23993 (get_single_def_stmt, get_single_def_stmt_from_phi,
23994 get_single_def_stmt_with_phi): Remove.
23995 (dump_referenced_vars): Tidy.
23996 (get_ref_base_and_extent): Allow bare decls.
23997 (collect_dfa_stats): Adjust.
23998 * graphite.c (rename_variables_in_stmt): Adjust.
23999 (graphite_copy_stmts_from_block): Likewise.
24000 (translate_clast): Likewise.
24001 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
24003 (translate_vuse_through_block): Use the oracle.
24004 (phi_translate_1): Adjust.
24005 (value_dies_in_block_x): Use the oracle. Cache the outcome
24007 (valid_in_sets): Check if the VUSE for
24008 a REFERENCE is available.
24009 (eliminate): Do not remove stmts during elimination,
24010 instead queue and remove them afterwards.
24011 (do_pre): Do not rebuild alias info.
24012 (pass_pre): Run TODO_rebuild_alias before PRE.
24013 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
24014 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
24015 (mark_all_v_defs_stmt): Remove.
24016 (mark_all_v_defs_seq): Adjust.
24017 (sra_replace): Likewise.
24018 (scalarize_use): Likewise.
24019 (scalarize_copy): Likewise.
24020 (scalarize_init): Likewise.
24021 (scalarize_ldst): Likewise.
24022 (todoflags): Remove.
24023 (tree_sra): Do not rebuild alias info.
24024 (tree_sra_early): Adjust.
24025 (pass_sra): Run TODO_update_address_taken before SRA.
24026 * tree-predcom.c (set_alias_info): Remove.
24027 (prepare_initializers_chain): Do not call it.
24028 (mark_virtual_ops_for_renaming): Adjust.
24029 (mark_virtual_ops_for_renaming_list): Remove.
24030 (initialize_root_vars): Adjust.
24031 (initialize_root_vars_lm): Likewise.
24032 (prepare_initializers_chain): Likewise.
24033 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
24034 (may_propagate_copy_into_stmt): Likewise.
24035 (merge_alias_info): Do nothing for now.
24036 (propagate_tree_value_into_stmt): Adjust.
24037 (stmt_may_generate_copy): Likewise.
24038 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
24039 not mark symbols for renaming.
24040 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
24041 with the same statement, make sure to update the new pointed-to one.
24042 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
24043 call statements, do not mark symbols for renaming.
24044 (mark_operand_necessary): Dump something.
24045 (ref_may_be_aliased): New function.
24046 (mark_aliased_reaching_defs_necessary_1): New helper function.
24047 (mark_aliased_reaching_defs_necessary): Likewise.
24048 (mark_all_reaching_defs_necessary_1): Likewise.
24049 (mark_all_reaching_defs_necessary): Likewise.
24050 (propagate_necessity): Do not process virtual PHIs. For
24051 non-aliased loads mark all reaching definitions as necessary.
24052 For aliased loads and stores mark the immediate dominating
24053 aliased clobbers as necessary.
24054 (visited): New global static.
24055 (perform_tree_ssa_dce): Free visited bitmap after propagating
24057 (remove_dead_phis): Perform simple dead virtual PHI removal.
24058 (remove_dead_stmt): Properly unlink virtual operands when
24060 (eliminate_unnecessary_stmts): Schedule PHI removal after
24062 * tree-ssa-ter.c (is_replaceable_p): Adjust.
24063 (process_replaceable): Likewise.
24064 (find_replaceable_in_bb): Likewise.
24065 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
24066 based on the single gimple vop.
24067 (verify_flow_insensitive_alias_info): Remove.
24068 (verify_flow_sensitive_alias_info): Likewise.
24069 (verify_call_clobbering): Likewise.
24070 (verify_memory_partitions): Likewise.
24071 (verify_alias_info): Likewise.
24072 (verify_ssa): Adjust..
24073 (execute_update_addresses_taken): Export. Update SSA
24074 manually. Optimize only when optimizing. Use a local bitmap.
24075 (pass_update_address_taken): Remove TODO_update_ssa, add
24077 (pass_update_address_taken): Just use TODO_update_address_taken.
24078 (init_tree_ssa): Do not initialize addressable_vars.
24079 (verify_ssa): Verify new VUSE / VDEF properties.
24080 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
24081 Do not call verify_alias_info.
24082 (delete_tree_ssa): Clear the VUSE, VDEF operands.
24083 Do not free the loaded and stored syms bitmaps. Reset the escaped
24084 and callused solutions. Do not free addressable_vars.
24085 Remove memory-tag related code.
24086 (warn_uninitialized_var): Aliases are always available.
24087 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
24088 * lambda-code.c (can_put_in_inner_loop): Adjust.
24089 (can_put_after_inner_loop): Likewise.
24090 (perfect_nestify): Likewise.
24091 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
24092 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
24093 (vectorizable_conversion): Do not mark symbols for renaming.
24094 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
24095 (expand_call_inline): Unlink the calls virtual operands before
24097 (tree_function_versioning): Do not call update_ssa if we are not
24098 updating clones. Simplify.
24099 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
24100 (propagate_with_phi): Likewise..
24101 * tree-outof-ssa.c (create_temp): Remove memory tag and call
24102 clobber code. Assert we are not aliased or global.
24103 * tree-flow.h: Include tree-ssa-alias.h
24104 (enum escape_type): Remove.
24105 (struct mem_sym_stats_d): Likewise.
24106 (struct mem_ref_stats_d): Likewise.
24107 (struct gimple_df): Add vop member. Remove global_var,
24108 call_clobbered_vars, call_used_vars, addressable_vars,
24109 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
24110 escaped and callused members.
24111 (struct ptr_info_def): Remove all members, add points-to solution
24113 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
24114 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
24115 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
24116 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
24117 (tree-ssa-alias.o): Likewise.
24118 (toplev.o): Add tree-ssa-alias.h
24119 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
24120 * gimple.c (gimple_set_bb): Fix off-by-one error.
24121 (is_gimple_reg): Do not handle memory tags.
24122 (gimple_copy): Also copy virtual operands.
24123 Delay updating the statement. Do not reset loaded and stored syms.
24124 (gimple_set_stored_syms): Remove.
24125 (gimple_set_loaded_syms): Likewise.
24126 (gimple_call_copy_skip_args): Copy the virtual operands
24127 and mark the new statement modified.
24128 * tree-ssa-structalias.c (may_alias_p): Remove.
24129 (set_uids_in_ptset): Take the alias set to prune with as
24130 parameter. Fold in the alias test of may_alias_p.
24131 (compute_points_to_sets): Compute whether a ptr is dereferenced
24132 in a local sbitmap.
24133 (process_constraint): Deal with &ANYTHING on the lhs, reject all
24134 other ADDRESSOF constraints on the lhs.
24135 (get_constraint_for_component_ref): Assert that we don't get
24136 ADDRESSOF constraints from the base of the reference.
24137 Properly generate UNKNOWN_OFFSET for DEREF if needed.
24138 (struct variable_info): Remove collapsed_to member.
24139 (get_varinfo_fc): Remove.
24140 (new_var_info): Do not set collapsed_to.
24141 (dump_constraint): Do not follow cycles.
24142 (dump_constraint_graph): Likewise.
24143 (build_pred_graph): Likewise.
24144 (build_succ_graph): Likewise.
24145 (rewrite_constraints): Likewise.
24146 (do_simple_structure_copy): Remove.
24147 (do_rhs_deref_structure_copy): Remove.
24148 (do_lhs_deref_structure_copy): Remove.
24149 (collapse_rest_of_var): Remove.
24150 (do_structure_copy): Re-implement.
24151 (pta_stats): New global variable.
24152 (dump_pta_stats): New function.
24153 (struct constraint_expr): Make offset signed.
24154 (UNKNOWN_OFFSET): Define special value.
24155 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
24156 (solution_set_expand): New helper function split out from ...
24157 (do_sd_constraint): ... here.
24158 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
24159 (do_ds_constraint): Likewise.
24160 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
24161 and CALLUSED = *CALLUSED.
24162 (set_union_with_increment): Make inc argument signed.
24163 (type_safe): Remove.
24164 (get_constraint_for_ptr_offset): Handle unknown and negative
24166 (first_vi_for_offset): Handle offsets before start. Bail
24167 out early for offsets beyond the variable extent.
24168 (first_or_preceding_vi_for_offset): New function.
24169 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
24170 Together with ESCAPED = *ESCAPED this properly computes reachability.
24171 (find_what_var_points_to): New function.
24172 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
24173 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
24174 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
24175 pt_solutions_intersect): New functions.
24176 (compute_call_used_vars): Remove.
24177 (compute_may_aliases): New main entry into PTA computation.
24178 * gimple.h (gimple_p): New typedef.
24179 (struct gimple_statement_base): Remove references_memory_p.
24180 (struct gimple_statement_with_memory_ops_base): Remove
24181 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
24183 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
24184 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
24185 gimple_set_references_memory): Remove.
24186 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
24187 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
24189 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
24190 (verify_expr): Allow RESULT_DECL.
24191 (gimple_duplicate_bb): Do not copy virtual operands.
24192 (gimple_duplicate_sese_region): Adjust.
24193 (gimple_duplicate_sese_tail): Likewise.
24194 (mark_virtual_ops_in_region): Remove.
24195 (move_sese_region_to_fn): Do not call it.
24196 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
24197 and pass_simple_dse.
24198 (execute_function_todo): Handle TODO_update_address_taken,
24199 call execute_update_addresses_taken for TODO_rebuild_alias.
24200 (execute_todo): Adjust.
24201 (execute_one_pass): Init dump files early.
24202 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
24204 (create_general_new_stmt): Clear vops.
24205 * tree-ssa-reassoc.c (get_rank): Adjust.
24206 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
24207 symbols for renaming.
24208 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
24209 (PARAM_AVG_ALIASED_VOPS): Likewise.
24210 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
24211 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
24212 * tree-ssa-operands.c: Simplify for new virtual operand representation.
24213 (operand_build_cmp, copy_virtual_operands,
24214 create_ssa_artificial_load_stmt, add_to_addressable_set,
24215 gimple_add_to_addresses_taken): Remove public functions.
24216 (unlink_stmt_vdef): New function.
24218 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24220 * config.gcc (powerpc-*-linux*): Merge variants.
24222 2009-04-02 Chao-ying Fu <fu@mips.com>
24223 James Grosbach <james.grosbach@microchip.com>
24225 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
24226 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
24228 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
24229 keep_interrupts_masked_p, use_debug_exception_return_p.
24230 (mips_attribute_table): Add interrupt, use_shadow_register_set,
24231 keep_interrupts_masked, use_debug_exception_return.
24232 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
24233 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
24235 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
24236 (mips_print_operand): Process COP0 registers to print $0 .. $31
24237 correctly for GAS to process.
24238 (mips_interrupt_extra_call_saved_reg_p): New function.
24239 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
24241 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
24242 (mips_compute_frame_info): Add supports for interrupt context that
24243 includes doubleword accumulators and COP0 registers.
24244 (mips_for_each_saved_acc): New function.
24245 (mips_for_each_saved_gpr_and_fpr): Change the function name from
24246 mips_for_each_saved_reg.
24247 (mips_save_reg): Save accumulators.
24248 (mips_kernel_reg_p): A new for_each_rtx callback.
24249 (mips_expand_prologue): Support interrupt handlers.
24250 (mips_restore_reg): Restore accumulators.
24251 (mips_expand_epilogue): Support interrupt handlers.
24252 (mips_can_use_return_insn): Return false for interrupt handlers.
24253 (mips_epilogue_uses): New function.
24254 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
24255 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
24256 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
24257 cop0_move): New instructions.
24258 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
24259 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
24261 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
24263 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
24264 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
24265 interrupt handlers, we use K0 as the temporary register.
24266 (EPILOGUE_USES): Change to a function call.
24267 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
24268 handlers, we use K0 as the temporary register.
24270 * doc/extend.texi (Function Attributes): Document interrupt,
24271 use_shadow_register_set, keep_interrupts_masked,
24272 use_debug_exception_return for MIPS attributes.
24274 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24276 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
24277 Remove a number of t-files from tmake_file.
24278 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
24279 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
24280 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
24281 target_prototype, not TARGET_PROTOTYPE.
24282 (LINK_OS_GNU_SPEC): Define.
24283 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
24284 and darwin-ldoubdle.c.
24286 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24289 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
24290 (cpp_options): Ditto.
24291 (default_compilers): Ditto.
24292 (display_help): Ditto.
24293 (process_command): Ditto.
24294 (do_spec_1): Ditto.
24295 (set_input): Use lbasename instead of duplicate code.
24296 (save_temps_prefix): New static for -save-temps=obj.
24297 (save_temps_length): Ditto.
24299 * doc/invoke.texi (-save-temps=obj): Document new variant to
24300 -save-temps switch.
24302 2009-04-02 Jeff Law <law@redhat.com>
24304 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
24307 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24309 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
24310 * configure: Regenerated.
24312 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24314 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
24315 share the argument list.
24317 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24321 2009-02-12 Diego Novillo <dnovillo@google.com>
24323 * varpool.c (debug_varpool): New.
24324 * cgraph.h (debug_varpool): Declare.
24326 2009-04-02 Jan Hubicka <jh@suse.cz>
24328 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
24331 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24333 * config/i386/i386.c (ix86_abi): Move initialization to ...
24334 (override_options): Here.
24336 2009-04-02 Christian Bruel <christian.bruel@st.com>
24338 * config/sh/sh.c (sh_dwarf_register_span): New function.
24339 (TARGET_DWARF_REGISTER_SPAN): Define.
24340 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24342 2009-04-02 Ira Rosen <irar@il.ibm.com>
24344 PR tree-optimization/39595
24345 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24346 interleaved loads group is not greater than the SLP group size.
24348 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24350 * builtins.c (is_builtin_name): New.
24351 (called_as_built_in): Use is_builtin_name.
24352 * tree.h (is_builtin_name): New.
24353 * varasm.c (incorporeal_function_p): Use is_builtin_name
24355 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24357 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24359 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24362 * c-decl.c (clone_underlying_type): Move this ...
24363 * c-common.c (set_underlying_type): ... here.
24364 Also, make sure the function properly sets TYPE_STUB_DECL() on
24365 the newly created typedef variant type.
24366 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24367 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24370 2009-04-02 Richard Guenther <rguenther@suse.de>
24372 PR tree-optimization/37221
24373 * tree-flow.h (degenerate_phi_result): Declare.
24374 * tree-ssa-dom.c (degenerate_phi_result): Export.
24375 * tree-scalar-evolution.c (analyze_initial_condition): If
24376 the initial condition is defined by a degenerate PHI node
24377 use the degenerate value.
24379 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24381 PR rtl-optimization/39588
24382 * combine.c (merge_outer_ops): Do not set the constant when this
24384 (simplify_shift_const_1): Do not modify it either in this case.
24386 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24388 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24389 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24391 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24394 * c-lex.c (interpret_float): Default (no suffix) is double.
24396 2009-04-1 Xinliang David Li <davidxl@google.com>
24398 * config/i386/i386.c (legitimate_constant_p): Recognize
24399 all one vector constant.
24401 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24403 * config/vax/vax.c: Add #includes to silence warnings.
24404 Change #include order to silence two warnings.
24406 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24408 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24409 (ASM_SPEC): Pass -k to the assembler for PIC code.
24411 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24413 * config.gcc: Add vax-*-linux* to the switch.
24414 * config/vax/linux.h: New file. (TARGET_VERSION,
24415 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24417 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24419 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24420 Use predicate macros instead of GET_CODE() == foo.
24421 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24422 ashlsi3, rotrsi3, <unnamed>): Likewise.
24424 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24426 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24427 jbbccihi, jbbccisi): Remova trailing whitespace.
24428 * config/vax/constraints.md: Likewise.
24429 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24430 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24431 * config/vax/predicates.md: Likewise.
24432 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24433 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24434 * config/vax/vax.h: Likewise.
24435 * config/vax/vax.md (nonlocal_goto): Likewise.
24437 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24439 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24440 (indirectable_address_p, adjacent_operands_p): Add spaces around
24442 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24444 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24446 * config/vax/vax.c (legitimate_constant_address_p,
24447 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24448 index_term_p, reg_plus_index_p, legitimate_address_p,
24449 vax_mode_dependent_address_p): Update comments to match functions
24450 modified by the recent int->bool conversion.
24452 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24454 * config/vax/builtins.md: Update copyright message.
24455 * config/vax/constraints.md: Likewise.
24456 * config/vax/netbsd-elf.h: Likewise.
24457 * config/vax/predicates.md: Likewise.
24458 * config/vax/vax-protos.h: Likewise.
24459 * config/vax/vax.c: Likewise.
24460 * config/vax/vax.h: Likewise.
24461 * config/vax/vax.md: Likewise.
24462 * config/vax/vax.opt: Likewise.
24464 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24466 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24467 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24468 * config/vax/constraints.md (B, R): Likewise.
24469 * config/vax/predicates.md (external_memory_operand,
24470 nonimmediate_addsub_di_operand): Likewise.
24471 * config/vax/vax.c (vax_output_int_add): Likewise.
24472 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24473 untyped_call): Likewise.
24475 2009-04-01 Matt Thomas <matt@3am-software.com>
24477 * config/vax/predicates.md: New file.
24478 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24479 external_const_operand, nonsymbolic_operand, external_memory_operand,
24480 indirect_memory_operand, indexed_memory_operand,
24481 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24482 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24484 * config/vax/constraints.md: New file.
24485 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24487 * config/vax/builtins.md: New file.
24488 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24489 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24491 * config/vax/vax.opt (mqmath): Add option.
24492 * config/vax/vax.md (isfx): Extend with DI.
24493 (VAXintQH, VAXintQHSD): Define.
24494 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24495 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24496 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24497 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24498 (movdi): Update constraints and use vax_output_int_move().
24499 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24500 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24501 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24502 nonlocal_goto): New.
24503 (mov<mode>): Extend accepted operand types.
24504 (subdi3_old): Rename from subdi3, change update constraints and use
24505 a new implementation.
24506 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24507 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24508 MOVE_RATIO, CLEAR_RATIO): Define.
24509 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24510 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24511 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24512 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24513 (split_quadword_operands): Make static and really allow variable
24515 (print_operand_address): Update for PIC generation.
24516 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24517 indexable_address_p, fixup_mathdi_operand,
24518 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24519 (vax_float_literal, legitimate_constant_p,
24520 indirectable_constant_address_p, index_term_p,
24521 reg_plus_index_p): Return bool instead of int.
24522 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24524 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24526 (vax_output_conditional_branch): Indent.
24527 (legitimate_constant_address_p, indirectable_constant_address_p,
24528 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24529 vax_mode_dependent_address_p): Return bool instead of int, update for
24531 * config/vax/vax-protos.h (legitimate_constant_address_p,
24532 legitimate_constant_p, legitimate_address_p,
24533 vax_mode_dependent_address_p): Change declaration to bool.
24534 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24535 vax_expand_addsub_di_operands, vax_output_int_subtract,
24536 vax_output_movmemsi): Declare.
24537 (split_quadword_operands, vax_float_literal): Delete declaration.
24538 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24539 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24540 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24541 ASM_OUTPUT_DWARF_PCREL): Define.
24542 (ASM_SPEC): Change definition to allow PIC generation.
24544 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24546 * doc/sourcebuild.texi: Update front-end requirements.
24548 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24551 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24552 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24553 (booldi3_internal3): Use boolean_or_operator instead of
24556 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24559 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24560 declarator whose size is not an integer constant expression but
24561 folds to an integer constant, then treat it as a constant
24564 2009-04-01 Richard Guenther <rguenther@suse.de>
24566 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24567 i * 4 + 2 to (i * 2 + 1) * 2.
24569 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24572 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24573 return if c_parser_asm_string_literal returned NULL.
24575 2009-04-01 Nick Clifton <nickc@redhat.com>
24577 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24579 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24580 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24581 other typedefs to avoid conflicts with libgcc2.c. Define labels
24582 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24584 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24585 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24588 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24590 * varasm.c (default_function_rodata_section): Declare DOT as
24593 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24594 Andrey Galkin <agalkin@hypercom.com>
24597 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24598 Make object_name unique for each process.
24600 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24603 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24604 addressable variables in the parallel that could go out of scope while
24605 running queued tasks.
24607 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24609 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24610 (CASE_VALUES_THRESHOLD): Redefine.
24611 * config/avr/avr.c (avr_override_options): Remove initialization of
24612 avr_case_values_threshold variable.
24613 (avr_case_values_threshold): Remove variable. Add new function.
24614 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24615 * config/avr/avr.opt (mno-tablejump): Remove option.
24616 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24618 2009-04-01 DJ Delorie <dj@redhat.com>
24620 * varasm.c (default_function_rodata_section): Don't assume
24621 anything about where the first '.' in the section name is.
24623 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24625 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24626 rs6000_emit_stack_tie.
24628 2009-03-31 Ian Lance Taylor <iant@google.com>
24630 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24631 gimple_code with GIMPLE_RESX, not RESX.
24633 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24635 * c-common.c (c_get_ident): New.
24636 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24638 2009-04-01 Ben Elliston <bje@au.ibm.com>
24640 * config/rs6000/sysv4.opt (msdata): Improve option description.
24642 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24644 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24645 (divdf3_internal_lat): Remove.
24646 (divxf3_internal_lat): Remove.
24647 (divxf3_internal_thr): Remove.
24648 (divxf): Use divxf3_internal.
24649 * config/ia64/div.md (divsf3_internal_lat): New.
24650 (divdf3_internal_lat): New.
24651 (divxf3_internal): New.
24653 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24656 * Makefile.in (USE_GCC_STDINT): Define.
24657 (stmp-int-hdrs): Install stdint.h if applicable.
24658 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24660 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24661 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24662 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24663 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24664 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24665 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24666 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24667 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24668 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24669 (c_common_nodes_and_builtins): Initialize
24670 underlying_wchar_type_node. Do not initialize
24671 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24672 nodes for new types.
24673 (c_stddef_cpp_builtins): Define macros for new types.
24674 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24676 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24677 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24678 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24679 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24680 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24681 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24682 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24683 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24684 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24685 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24686 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24687 int16_type_node, int32_type_node, int64_type_node,
24688 uint8_type_node, uint16_type_node, c_uint32_type_node,
24689 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24690 int_least32_type_node, int_least64_type_node,
24691 uint_least8_type_node, uint_least16_type_node,
24692 uint_least32_type_node, uint_least64_type_node,
24693 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24694 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24695 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24696 uintptr_type_node): Define.
24697 * c-cppbuiltin.c (builtin_define_constants,
24698 builtin_define_type_minmax): New.
24699 (builtin_define_stdint_macros): Define more macros.
24700 (c_cpp_builtins): Define more limit macros.
24701 (type_suffix): New.
24702 (builtin_define_type_max): Define in terms of
24703 builtin_define_type_minmax. Remove is_long parameter. All
24705 * config.gcc (use_gcc_stdint): Define.
24706 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24707 Add newlib-stdint.h for generic targets.
24708 * config/glibc-stdint.h, config/newlib-stdint.h,
24709 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24710 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24711 * config/score/score.h (UINTPTR_TYPE): Define.
24712 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24713 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24714 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24715 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24716 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24717 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24718 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24719 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24720 * config/spu/spu.h (STDINT_LONG32): Define.
24721 * configure.ac (use_gcc_stdint): Substitute.
24722 * configure: Regenerate.
24723 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24724 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24725 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24726 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24727 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24728 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24729 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24730 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24731 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24732 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24733 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24734 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24735 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24736 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24737 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24738 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24739 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24740 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24741 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24742 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24743 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24744 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24745 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24746 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24747 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24748 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24749 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24750 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24751 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24753 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24755 * loop-iv.c (suitable_set_for_replacement): Renamed from
24756 simplify_using_assignment; changed to return bool and to accept new
24757 args DEST and SRC. Return true iff we find a source/destination pair
24758 that can be used to make a replacement, and fill SRC and DEST if so.
24759 Remove arg ALTERED. Don't deal with altered regs here. All callers
24761 (simplify_using_initial_values): Deal with altered regs here and track
24762 more precisely the effect they have on the validity of our expression.
24764 * loop-iv.c (simplify_using_condition): A condition of the form
24765 (EQ REG CONST) can be used to simply make a substitution.
24766 (simplify_using_initial_values): Keep track of conditions we have seen
24767 and keep using them to simplify new expressions, while applying the
24768 same substitutions to them as to the expression.
24770 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24771 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24774 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24775 changed. Use this when trying to improve the upper bound.
24776 Generate the comparison by using simplify_gen_relational.
24778 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24780 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24782 (simplify_using_assignment, simplify_using_initial_values): Call
24783 replace_in_expr to make replacements. Call replace_single_def_regs
24784 once on the initial version of the expression.
24786 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24789 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24791 2009-03-31 Richard Guenther <rguenther@suse.de>
24793 PR middle-end/31029
24794 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24795 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24797 2009-03-31 Richard Guenther <rguenther@suse.de>
24799 * tree.h (div_if_zero_remainder): Declare.
24800 * fold-const.c (div_if_zero_remainder): Export.
24801 * tree-ssa-forwprop.c
24802 (forward_propagate_addr_into_variable_array_index): Handle
24803 constant array index addition outside of the variable index.
24805 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24808 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24809 define_splits, floatunssi<mode>2): Require x87 conversions from
24810 DImode to be permitted.
24812 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24814 PR preprocessor/15638
24815 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24817 2009-03-31 Richard Guenther <rguenther@suse.de>
24819 PR middle-end/23401
24820 PR middle-end/27810
24821 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24822 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24823 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24824 a separate statement.
24825 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24826 (lookup_tmp_var): Likewise.
24827 (is_gimple_formal_tmp_or_call_rhs): Remove.
24828 (is_gimple_reg_or_call_rhs): Rename to ...
24829 (is_gimple_reg_rhs_or_call): ... this.
24830 (is_gimple_mem_or_call_rhs): Rename to ...
24831 (is_gimple_mem_rhs_or_call): ... this.
24832 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24833 DECL_GIMPLE_REG_P only if is_formal is true.
24834 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24835 for non-proper post-modify expression gimplification.
24836 (gimplify_self_mod_expr): For post-modify expressions gimplify
24837 the lvalue to a minimal lvalue.
24838 (rhs_predicate_for): Remove formal temp case.
24839 (gimplify_modify_expr_rhs): Likewise.
24840 (gimplify_addr_expr): Use is_gimple_reg.
24841 (gimplify_expr): Remove formal temp cases.
24842 (gimple_regimplify_operands): Likewise.
24843 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24844 and FILTER_EXPR like constants.
24845 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24847 (is_gimple_formal_tmp_rhs): Remove.
24848 (is_gimple_reg_rhs): Remove special casing.
24849 (is_gimple_mem_rhs): Fix.
24850 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24851 (is_gimple_formal_tmp_var): Remove.
24852 (is_gimple_formal_tmp_reg): Likewise.
24853 (is_gimple_min_lval): Allow invariant component ref parts.
24854 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24855 is_gimple_formal_tmp_reg): Remove declarations.
24856 * tree-cfg.c (verify_expr): Verify that variables with address
24857 taken do not have DECL_GIMPLE_REG_P set.
24858 * tree-mudflap.c (mf_build_check_statement_for): Use
24859 force_gimple_operand instead of gimplify_expr.
24861 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24863 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24864 schedulable rows to compute_split_row.
24866 2009-03-31 Ben Elliston <bje@au.ibm.com>
24869 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24872 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24874 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24875 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24876 * configure: Regenerate.
24877 * config.in: Regenerate.
24878 * config/rs6000/rs6000.opt (mtls-markers): Add.
24879 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24880 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24881 (tls_ld_aix, tls_ld_sysv): Likewise.
24882 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24883 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24885 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24887 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24889 2009-03-30 Jan Hubicka <jh@suse.cz>
24891 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24893 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24894 detection and label handling.
24896 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24898 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24899 left_conflicts_size.
24900 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24901 ALLOCNO_LEFT_CONFLICTS_SIZE.
24903 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24904 remove_allocno_from_bucket_and_push,
24905 allocno_spill_priority_compare, push_allocnos_to_stack,
24906 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24907 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24908 (setup_allocno_left_conflicts_num): Ditto. Rename to
24909 setup_allocno_left_conflicts_size.
24910 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24911 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24912 setup_allocno_left_conflicts_size instead of
24913 setup_allocno_left_conflicts_num.
24915 * ira-build.c (ira_create_allocno): Use
24916 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24917 ALLOCNO_LEFT_CONFLICTS_NUM.
24919 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24921 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24922 instead of DF_LR_OUT.
24924 * ira-lives.c (process_bb_node_lives): Ditto.
24926 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24927 instead of DF_LR_{OUT,IN}.
24929 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24931 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24933 2009-03-30 Jan Hubicka <jh@suse.cz>
24935 * except.c (label_to_region_map): Fix thinko.
24937 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24939 PR middle-end/38237
24940 * tree.h (tree_find_value): New declaration.
24941 * tree.c (tree_find_value): New function.
24942 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24944 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24947 * c-decl.c (struct c_binding): Add locus field.
24948 (bind): Add locus argument, set locus field from it.
24949 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24950 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24951 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24952 implicitly_declare, undeclared_variable, lookup_label,
24953 declare_label, c_make_fname_decl, c_builtin_function,
24954 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24957 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24960 * config/i386/i386.c (classify_argument): Check total size of
24963 2009-03-30 Martin Jambor <mjambor@suse.cz>
24965 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24966 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24967 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24970 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24971 seen_variable_array_ref while also traversing a union.
24973 * tree-inline.c (optimize_inline_calls): Do not call
24974 cgraph_node_remove_callees.
24975 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24976 (pass_remove_cgraph_callee_edges): New variable.
24977 * passes.c (init_optimization_passes): Add
24978 pass_remove_cgraph_callee_edges after early inlining and before all
24979 late intraprocedural passes.
24981 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24983 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24985 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24986 Fix typos in names.
24988 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24990 * combine.c (simplify_comparison): Use have_insn_for.
24991 * dojump.c (do_jump): Likewise.
24993 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24995 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24996 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24997 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24998 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24999 instead of sparc_compare_emitted.
25000 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
25001 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
25002 instead of sparc_compare_emitted.
25004 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25006 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
25007 enter/exit cfglayout mode.
25008 (pass_partition_block): Require it.
25009 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
25010 (combine_instructions): Track basic blocks instead of labels.
25011 (update_cfg_for_uncondjump): New.
25012 (try_combine): Use it. Update jumps after rescanning.
25013 (pass_combine): Require PROP_cfglayout.
25014 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
25016 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25018 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
25019 Provide/destroy PROP_cfglayout respectively.
25020 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
25021 * tree-pass.h (PROP_cfglayout): New.
25023 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25025 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
25026 fold_convert_const_fixed_from_fixed,
25027 fold_convert_const_fixed_from_int,
25028 fold_convert_const_fixed_from_real, fold_negate_const): Do not
25029 set TREE_CONSTANT_OVERFLOW.
25030 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
25031 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
25033 2009-03-30 Ira Rosen <irar@il.ibm.com>
25035 * tree-vect-loop-manip.c: New file.
25036 * tree-vectorizer.c: Update documentation and included files.
25037 (vect_loop_location): Make extern.
25038 (rename_use_op): Move to tree-vect-loop-manip.c
25039 (rename_variables_in_bb, rename_variables_in_loop,
25040 slpeel_update_phis_for_duplicate_loop,
25041 slpeel_update_phi_nodes_for_guard1,
25042 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
25043 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
25044 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
25045 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
25046 find_loop_location): Likewise.
25047 (new_stmt_vec_info): Move to tree-vect-stmts.c.
25048 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
25049 get_vectype_for_scalar_type, vect_is_simple_use,
25050 supportable_widening_operation, supportable_narrowing_operation):
25052 (bb_in_loop_p): Move to tree-vect-loop.c.
25053 (new_loop_vec_info, destroy_loop_vec_info,
25054 reduction_code_for_scalar_code, report_vect_op,
25055 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
25056 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
25057 (vect_supportable_dr_alignment): Likewise.
25058 * tree-vectorizer.h (tree-data-ref.h): Include.
25059 (vect_loop_location): Declare.
25060 Reorganize function declarations according to the new file structure.
25061 * tree-vect-loop.c: New file.
25062 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
25063 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
25064 * tree-vect-data-refs.c: New file.
25065 * tree-vect-patterns.c (timevar.h): Don't include.
25066 * tree-vect-stmts.c: New file.
25067 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
25068 tree-vect-slp.c, tree-vect-loop.c.
25069 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
25070 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
25071 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
25072 (tree-vect-analyze.o): Remove.
25073 (tree-vect-transform.o): Likewise.
25074 (tree-vect-data-refs.o): Add rule.
25075 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
25076 tree-vect-slp.o): Likewise.
25077 (tree-vect-patterns.o): Remove redundant dependencies.
25078 (tree-vectorizer.o): Likewise.
25079 * tree-vect-slp.c: New file.
25081 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25083 * optc-gen.awk: Warn if an option flag has multiple different
25086 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
25088 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
25089 -floop-block): Document dependences on PPL, CLooG and Graphite.
25091 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25093 PR rtl-optimization/323
25094 * c-common.c (c_fully_fold, convert_and_check,
25095 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
25096 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
25097 * c-common.def (EXCESS_PRECISION_EXPR): New.
25098 * c-cppbuiltin.c (builtin_define_float_constants): Define
25099 constants with enough digits for long double.
25100 * c-lex.c (interpret_float): Interpret constant with excess
25101 precision where appropriate.
25102 * c-opts.c (c_common_post_options): Set
25103 flag_excess_precision_cmdline. Give an error for
25104 -fexcess-precision=standard for C++ for processors where the
25105 option is significant.
25106 * c-parser.c (c_parser_conditional_expression): Handle excess
25107 precision in condition.
25108 * c-typeck.c (convert_arguments): Handle arguments with excess
25110 (build_unary_op): Move excess precision outside operation.
25111 (build_conditional_expr): Likewise.
25112 (build_compound_expr): Likewise.
25113 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
25114 (build_modify_expr): Handle excess precision in RHS.
25115 (convert_for_assignment): Handle excess precision in converted
25117 (digest_init, output_init_element, process_init_element): Handle
25118 excess precision in initializer.
25119 (c_finish_return): Handle excess precision in return value.
25120 (build_binary_op): Handle excess precision in operands and add
25121 excess precision as needed for operation.
25122 * common.opt (-fexcess-precision=): New option.
25123 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
25124 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
25125 For standard excess precision, output explicit conversion to and
25126 truncation from XFmode.
25127 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
25128 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
25129 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
25130 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
25131 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
25132 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
25133 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
25134 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
25135 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
25136 define_splits, sqrt<mode>2): Disable where appropriate for
25137 standard excess precision.
25138 * convert.c (convert_to_real): Do not shorten arithmetic to type
25139 for which excess precision would be used.
25140 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
25141 * doc/invoke.texi (-fexcess-precision=): Document option.
25142 (-mfpmath=): Correct index entry.
25143 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
25144 flag_excess_precision): New.
25145 * langhooks.c (lhd_post_options): Set
25146 flag_excess_precision_cmdline.
25147 * opts.c (common_handle_option): Handle -fexcess-precision=.
25148 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
25149 init_excess_precision): New.
25150 (lang_dependent_init_target): Call init_excess_precision.
25151 * tree.c (excess_precision_type): New.
25152 * tree.h (excess_precision_type): Declare.
25154 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25157 * c-typeck.c (build_component_ref): Do not copy qualifiers from
25158 non-lvalue to component.
25160 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25162 PR preprocessor/34695
25163 * Makefile.in (c-opts.o): Depend on c-tree.h.
25164 * c-common.c: Move down include of diagnostic.h.
25165 (done_lexing, c_cpp_error): New.
25166 * c-common.h (done_lexing): Declare.
25167 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
25169 * c-opts.c: Include c-tree.h.
25170 (c_common_init_options): Set preprocessor error callback.
25171 (c_common_handle_option): Do not set preprocessor
25172 inhibit_warnings, warnings_are_errors, warn_system_headers,
25173 pedantic_errors or inhibit_warnings flags.
25174 (c_common_post_options): Do not check cpp_errors (parse_in).
25175 (c_common_finish): Do not output dependencies if there were
25176 errors. Do not check return value of cpp_finish.
25177 * c-ppoutput.c (pp_file_change): Set input_location.
25178 * c-tree.h (c_cpp_error): Declare.
25179 * diagnostic.c (diagnostic_set_info_translated): Also initialize
25181 (diagnostic_build_prefix): Check override_column.
25182 * diagnostic.h (diagnostic_info): Add override_column field.
25183 (diagnostic_override_column): Define.
25185 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
25187 * c-common.c (c_expand_expr, c_staticp): Remove.
25188 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
25189 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
25190 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
25191 * c-gimplify.c (gimplify_compound_literal_expr,
25192 optimize_compound_literals_in_ctor): Remove.
25193 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
25194 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
25195 * c-semantics.c (emit_local_var): Remove.
25197 * langhooks-def.h (lhd_expand_expr): Remove.
25198 * langhooks.c (lhd_expand_expr): Remove.
25199 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
25201 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
25202 handling from c-semantics.c; don't call into langhook.
25203 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
25204 * gimplify.c (gimplify_compound_literal_expr,
25205 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
25206 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
25207 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
25208 as was done in c-gimplify.c.
25209 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
25210 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
25211 Move from c-common.h.
25212 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
25214 * tree.c (staticp): Do not call langhook.
25215 * langhooks.c (lhd_staticp): Delete.
25216 * langhooks-def.h (lhd_staticp): Delete prototype.
25217 (LANG_HOOKS_STATICP): Delete.
25218 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
25220 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
25221 instead of DECL_STMTs.
25223 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25231 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
25233 (fold_call_expr): Return a NOP_EXPR from folding rather than the
25234 contained expression.
25235 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
25236 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
25237 conditional expressions for C.
25238 (decl_constant_value_for_optimization): Move from
25239 decl_constant_value_for_broken_optimization in c-typeck.c. Check
25240 whether optimizing and that the expression is a VAR_DECL not of
25241 array type instead of doing such checks in the caller. Do not
25242 check pedantic. Call gcc_unreachable for C++.
25243 * c-common.def (C_MAYBE_CONST_EXPR): New.
25244 * c-common.h (c_fully_fold, c_save_expr,
25245 decl_constant_value_for_optimization): New prototypes.
25246 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25247 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25248 EXPR_INT_CONST_OPERANDS): Define.
25249 * c-convert.c (convert): Strip nops from expression.
25250 * c-decl.c (groktypename): Take extra parameters expr and
25251 expr_const_operands. Update call to grokdeclarator.
25252 (start_decl): Update call to grokdeclarator. Add statement for
25253 expressions used in type of decl.
25254 (grokparm): Update call to grokdeclarator.
25255 (push_parm_decl): Update call to grokdeclarator.
25256 (build_compound_literal): Add parameter non_const and build a
25257 C_MAYBE_COSNT_EXPR if applicable.
25258 (grokdeclarator): Take extra parameters expr and
25259 expr_const_operands. Track expressions used in declaration
25260 specifiers and declarators. Fold array sizes and track whether
25261 they are constant expressions and whether they are integer
25262 constant expressions.
25263 (parser_xref_tag): Set expr and expr_const_operands fields in
25265 (grokfield): Update call to grokdeclarator.
25266 (start_function): Update call to grokdeclarator.
25267 (build_null_declspecs): Set expr and expr_const_operands fields in
25269 (declspecs_add_type): Handle expressions in typeof specifiers.
25270 * c-parser.c (c_parser_declspecs): Set expr and
25271 expr_const_operands fields for declaration specifiers.
25272 (c_parser_enum_specifier): Likewise.
25273 (c_parser_struct_or_union_specifier): Likewise.
25274 (c_parser_typeof_specifier): Likewise. Update call to
25275 groktypename. Fold expression as needed. Return expressions with
25276 type instead of adding statements.
25277 (c_parser_attributes): Update calls to c_parser_expr_list.
25278 (c_parser_statement_after_labels): Fold expression before passing
25279 to objc_build_throw_stmt.
25280 (c_parser_condition): Fold expression.
25281 (c_parser_asm_operands): Fold expression.
25282 (c_parser_conditional_expression): Use c_save_expr. Update call
25283 to build_conditional_expr.
25284 (c_parser_alignof_expression): Update call to groktypename.
25285 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
25286 original_code. Fold expression argument of va_arg. Create
25287 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
25288 argument to va_arg. Update calls to groktypename. Fold array
25289 index for offsetof. Verify that first argument to
25290 __builtin_choose_expr has integer type.
25291 (c_parser_postfix_expression_after_paren_type): Update calls to
25292 groktypename and build_compound_literal. Handle expressions with
25293 side effects in type name.
25294 (c_parser_postfix_expression_after_primary): Update call to
25295 c_parser_expr_list. Set original_code for calls to
25296 __builtin_constant_p.
25297 (c_parser_expr_list): Take extra parameter fold_p. Fold
25298 expressions if requested.
25299 (c_parser_objc_type_name): Update call to groktypename.
25300 (c_parser_objc_synchronized_statement): Fold expression.
25301 (c_parser_objc_receiver): Fold expression.
25302 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
25303 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
25304 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
25305 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
25306 (struct c_typespec): Add elements expr and expr_const_operands.
25307 (struct c_declspecs): Add elements expr and expr_const_operands.
25308 (groktypename, build_conditional_expr, build_compound_literal):
25310 (in_late_binary_op): Declare.
25311 * c-typeck.c (note_integer_operands): New function.
25312 (in_late_binary_op): New variable.
25313 (decl_constant_value_for_broken_optimization): Move to c-common.c
25314 and rename to decl_constant_value_for_optimization.
25315 (default_function_array_conversion): Do not strip nops.
25316 (default_conversion): Do not call
25317 decl_constant_value_for_broken_optimization.
25318 (build_array_ref): Do not fold result.
25319 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
25320 result when operand is a VLA.
25321 (c_expr_sizeof_type): Update call to groktypename. Handle
25322 expressions included in type name. Use C_MAYBE_CONST_EXPR for
25323 result when operand names a VLA type.
25324 (build_function_call): Update call to build_compound_literal.
25325 Only fold result for calls to __builtin_* functions. Strip
25326 NOP_EXPR from INTEGER_CST returned from such functions. Fold
25327 the function designator.
25328 (convert_arguments): Fold arguments. Update call to
25329 convert_for_assignment.
25330 (build_unary_op): Handle increment and decrement of
25331 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
25332 decrement earlier. Fold operand of increment and decrement.
25333 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25334 built for integer operand. Wrap returns that are INTEGER_CSTs
25335 without being integer constant expressions or that have integer
25336 constant operands without being INTEGER_CSTs.
25337 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25338 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25339 result is an integer constant expression or can be used in
25340 unevaluated parts of one and avoid folding and wrap as
25341 appropriate. Fold operands before possibly doing -Wsign-compare
25343 (build_compound_expr): Wrap result for C99 if operands can be used
25344 in integer constant expressions.
25345 (build_c_cast): Update call to digest_init. Do not ignore
25346 overflow from casting floating-point constants to integers. Wrap
25347 results that could be confused with integer constant expressions,
25348 null pointer constants or floating-point constants.
25349 (c_cast_expr): Update call to groktypename. Handle expressions
25350 included in type name.
25351 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25352 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25353 Update calls to convert_for_assignment.
25354 (convert_for_assignment): Take new parameter
25355 null_pointer_constant. Do not strip nops or call
25356 decl_constant_value_for_broken_optimization. Set
25357 in_late_binary_op for conversions to boolean.
25358 (store_init_value): Update call to digest_init.
25359 (digest_init): Take new parameter null_pointer_constant. Do not
25360 call decl_constant_value_for_broken_optimization. pedwarn for
25361 initializers not constant expressions. Update calls to
25362 convert_for_assignment.
25363 (constructor_nonconst): New.
25364 (struct constructor_stack): Add nonconst element.
25365 (really_start_incremental_init, push_init_level, pop_init_level):
25366 Handle constructor_nonconst and nonconst element.
25367 (set_init_index): Call constant_expression_warning for array
25369 (output_init_element): Fold value. Set constructor_nonconst as
25370 applicable. pedwarn for initializers not constant expressions.
25371 Update call to digest_init. Call constant_expression_warning
25372 where constant initializers are required.
25373 (process_init_element): Use c_save_expr.
25374 (c_finish_goto_ptr): Fold expression.
25375 (c_finish_return): Fold return value. Update call to
25376 convert_for_assignment.
25377 (c_start_case): Fold switch expression.
25378 (c_process_expr_stmt): Fold expression.
25379 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25380 ensure statement expression is not evaluated in constant expression.
25381 (build_binary_op): Track whether results are integer constant
25382 expressions or may occur in such, disable folding and wrap results
25383 as applicable. Fold operands for -Wsign-compare warnings unless
25385 (c_objc_common_truthvalue_conversion): Handle results folded to
25386 integer constants that are not integer constant expressions.
25387 * doc/extend.texi: Document when typeof operands are evaluated,
25388 that condition of __builtin_choose_expr is an integer constant
25389 expression, and more about use of __builtin_constant_p in
25392 2009-03-29 Richard Guenther <rguenther@suse.de>
25394 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25395 propagate addresses of array references.
25397 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25399 * regmove.c (perhaps_ends_bb_p): Remove.
25400 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25401 from INSN and check that the main loop stays within that basic block.
25402 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25403 (regmove_forward_pass): Split out from regmove_optimize. Use
25404 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25405 (regmove_backward_pass): Split out from regmove_optimize. Use
25406 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25407 (regmove_optimize): Simplify.
25409 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25412 * config/i386/i386.c (classify_argument): Ignore flexible array
25413 member in struct and warn ABI change.
25415 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25417 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25419 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25420 (ix86_adjust_cost): Updated.
25422 2009-03-29 Jan Hubicka <jh@suse.cz>
25424 PR middle-end/28850
25425 * tree-pass.h (pass_cleanup_eh): New function.
25426 (remove_unreachable_regions): Break code handling RTL
25427 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25428 that can not be reached by runtime.
25429 (can_be_reached_by_runtime): New function.
25430 (label_to_region_map): New function.
25431 (num_eh_regions): New function.
25432 (rtl_remove_unreachable_regions): New function.
25433 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25434 (remove_eh_region): New function.
25435 * except.h: Include sbitmap and vecprim.
25436 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25437 num_eh_regions): Declare.
25438 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25439 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25440 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25441 (tree_empty_eh_handler_p): New function.
25442 (cleanup_empty_eh): New function.
25443 (cleanup_eh): New function.
25444 (pass_cleanup_eh): New function.
25446 2009-03-29 Jan Hubicka <jh@suse.cz>
25448 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25449 for removed regions.
25451 2009-03-29 Jan Hubicka <jh@suse.cz>
25453 * except.c (dump_eh_tree): Dump all datastructures.
25455 2009-03-29 Jan Hubicka <jh@suse.cz>
25457 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25458 (duplicate_eh_regions_1): Likewise.
25459 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25460 vector; call EH verification.
25461 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25462 Be ready for region being removed.
25464 2009-03-29 Jan Hubicka <jh@suse.cz>
25466 * bitmap.c (bitmap_last_set_bit): New function.
25467 * bitmap.h (bitmap_last_set_bit): Declare.
25469 2009-03-29 David Ayers <ayers@fsfe.org>
25472 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25473 by calling objc_compare_types and surpress warnings about
25474 incompatible C pointers that are compatible ObjC pointers.
25476 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25478 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25479 call initialize_inline_failed.
25480 (initialize_inline_failed): Move it from here ...
25481 * cgraph.c (initialize_inline_failed): ... to here.
25482 (cgraph_create_edge): Call initialize_inline_failed rather than
25483 setting inline_failed directly.
25485 2009-03-29 Ben Elliston <bje@au.ibm.com>
25488 * sysv4.opt (msdata): Improve comment.
25489 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25490 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25492 2009-03-29 Ben Elliston <bje@au.ibm.com>
25495 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25496 load and store attributes.
25498 2009-03-29 Ben Elliston <bje@au.ibm.com>
25500 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25501 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25502 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25503 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25504 __builtin_infq and __builtin_huge_valq.
25506 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25508 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25510 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25511 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25513 2009-03-28 Xinliang David Li <davidxl@google.com>
25515 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25516 (do_dbg_cnt): New function.
25518 2009-03-28 Jan Hubicka <jh@suse.cz>
25520 Merge from pretty-ipa:
25522 2009-03-27 Jan Hubicka <jh@suse.cz>
25524 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25525 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25526 * passes.c (function_called_by_processed_nodes_p): New.
25527 * ipa-pure-const.c (check_call): Fix handling of operands.
25528 (analyze_function): Dump debug output for skipped bodies.
25529 (local_pure_const): Use function_called_by_processed_nodes_p.
25530 * dwarf2out.c (reference_to_unused): Use output.
25531 * passes.c (do_per_function_toporder): Likewise.
25533 2008-11-12 Jan Hubicka <jh@suse.cz>
25535 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25536 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25537 state_set_in_source enum
25538 (check_decl): Ignore memory tags; do not set fake looping flags;
25540 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25541 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25542 (check_call, analyze_function): Rewrite.
25544 (add_new_function): Update call of analyze_function.
25545 (generate_summary): Add call of analyze_function.
25546 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25547 (local_pure_const): New function.
25548 (pass_local_pure_const): New pass.
25549 * ipa-inline.c (inline_transform): Set after_inlining.
25550 * tree-eh.c (stmt_can_throw_external): New.
25551 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25552 work with aliasing built.
25553 * tree-flow.h (stmt_can_throw_external): New.
25554 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25555 and local pure/const pass in early and late optimization queue.
25557 2009-03-28 Martin Jambor <mjambor@suse.cz>
25559 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25561 (fold_binary): Allow function decl aligment consideration is the
25562 second argument is integer constant one.
25563 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25564 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25565 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25567 2009-03-28 Jan Hubicka <jh@suse.cz>
25569 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25570 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25571 * function.h (rtl_data): Add nothrow flag.
25572 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25573 set DECL_NOTHROW for AVAILABLE functions.
25575 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25577 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25578 following vector keyword has expansion starting with pixel or bool
25579 keyword, expand vector to __vector and pixel or bool to __pixel or
25583 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25584 warn_if_disallowed_function_p): Removed.
25585 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25586 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25587 warning_if_disallowed_function_p.
25588 * flags.h (warn_if_disallowed_function_p,
25589 warn_disallowed_functions): Removed.
25590 * common.opt (Wdisallowed-function-list=): Removed.
25591 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25593 2009-03-28 Richard Guenther <rguenther@suse.de>
25595 PR tree-optimization/38723
25596 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25599 2009-03-28 Jan Hubicka <jh@suse.cz>
25601 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25602 test introduced by my previous patch.
25604 2009-03-28 Richard Guenther <rguenther@suse.de>
25606 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25607 the PHIs value undefined.
25609 2009-03-28 Jan Hubicka <jh@suse.cz>
25611 * tree-pass.h (pass_fixup_cfg): New pass.
25612 * ipa-inline.c (inline_transform): Set
25613 always_inline_functions_inlined/after_inlining.
25614 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25615 (pass_fixup_cfg): New pass.
25616 * passes.c (init_optimization_passes): Add fixup_cfg.
25618 2009-03-28 Richard Guenther <rguenther@suse.de>
25620 PR tree-optimization/38458
25621 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25622 argument use the arguments copy-of value.
25624 2009-03-28 Richard Guenther <rguenther@suse.de>
25626 PR tree-optimization/38180
25627 * tree-ssa-ccp.c (get_default_value): Simplify.
25628 (likely_value): Likewise.
25629 (surely_varying_stmt_p): Properly handle VOP case.
25630 (ccp_initialize): Likewise.
25631 (ccp_fold): Handle propagating through *&.
25632 (fold_const_aggregate_ref): Also handle decls.
25634 2009-03-28 Jan Hubicka <jh@suse.cz>
25636 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25637 * cgraph.h (cgraph_node): Likewise.
25638 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25639 (cgraph_reset_node): Use process flag.
25640 (cgraph_mark_functions_to_output): Likewise.
25641 (cgraph_expand_function): Likewise.
25642 (cgraph_expand_all_functions): Likewise.
25643 (cgraph_output_in_order): Likewise.
25644 * dwarf2out.c (reference_to_unused): Likewise.
25645 * passes.c do_per_function_toporder): Likewise.
25647 2009-03-28 Jan Hubicka <jh@suse.cz>
25649 Bring from lto-branch:
25651 2008-09-03 Doug Kwan <dougkwan@google.com>
25653 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25654 enums instead of reason strings.
25655 * cgraph.c (cgraph_create_edge): Same.
25656 (cgraph_inline_failed_string): New function.
25657 * cgraph.h (cgraph_inline_failed_t): New enum type.
25658 (cgraph_inline_failed_string): New prototype.
25659 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25660 char pointer to cgraph_inline_failed_t.
25661 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25662 (cgraph_default_inline_p): Ditto.
25663 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25664 to cgraph_inline_failed_t pointer.
25665 * cif-code.def: New file.
25666 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25668 (cgraph_check_inline_limits): Change type of REASON to pointer to
25669 cgraph_inline_failed_t. Replace reason strings with enums.
25670 (cgraph_default_inline_p): Ditto.
25671 (cgraph_recursive_inlining_p): Ditto.
25672 (update_caller_keys): Change type of FAILED_REASON to
25673 cgraph_inline_failed_t.
25674 (cgraph_set_inline_failed): Change type of REASON to pointer to
25675 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25676 convert enums to strings for text output.
25677 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25678 to be of type cgraph_inline_failed_t. Replace reason strings with
25679 enums. Call cgraph_inline_failed_string to covert enums
25680 to strings for text output.
25681 (cgraph_decide_inlining): Replace reason strings with enums.
25682 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25683 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25685 * tree-inline.c (expand_call_inline): Change type of REASON
25686 to cgraph_inline_failed_t. Replace reason strings with enums.
25687 Call cgraph_inline_failed_string for text output.
25688 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25691 2009-03-28 Jan Hubicka <jh@suse.cz>
25693 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25694 cgraph_clone_node): Remove master clone handling.
25695 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25696 * cgraph.h (master_clone): Remove.
25697 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25698 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25699 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25701 2009-03-28 Jan Hubicka <jh@suse.cz>
25703 * cgraph.c (cgraph_function_body_availability): Functions declared
25704 inline are always safe to assume that it is not going to be replaced.
25706 2009-03-28 Richard Guenther <rguenther@suse.de>
25708 PR tree-optimization/38513
25709 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25710 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25711 EXC_PTR_EXPR and FILTER_EXPR.
25712 (get_ref_from_reference_ops): Likewise.
25714 2009-03-28 Richard Guenther <rguenther@suse.de>
25716 PR tree-optimization/38968
25717 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25718 Use FLOOR_MOD_EXPR to compute misalignment.
25720 2009-03-28 Richard Guenther <rguenther@suse.de>
25722 PR tree-optimization/37795
25723 * tree.h (combine_comparisons): Declare.
25724 * fold-const.c (combine_comparisons): Export.
25725 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25727 (ifcombine_iforif): Use combine_comparisons.
25729 2009-03-28 Jan Hubicka <jh@suse.cz>
25731 * tree-eh.c (inlinable_call_p): New function.
25732 (make_eh_edges): Use it.
25733 (verify_eh_edges): Use it.
25734 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25735 * except.c (reachable_next_level): Add inlinable_function argument
25736 (sjlj_find_directly_reachable_regions): Update.
25737 (add_reachable_handler): Do not set saw_any_handlers.
25738 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25739 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25740 Add new inlinable call parameter.
25741 (can_throw_internal, can_throw_external): Update.
25742 * except.h (can_throw_internal_1, can_throw_external_1,
25743 foreach_reachable_handler): Update declaration.
25745 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25747 * config/arm/t-arm-coff, config/h8300/coff.h,
25748 config/i386/i386-aout.h, config/i386/i386-coff.h,
25749 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25750 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25751 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25752 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25753 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25754 sys-types.h: Remove.
25755 * Makefile.in: Remove protoize and fixproto support and references
25757 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25758 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25760 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25761 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25762 unprotoize$(exeext).
25763 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25764 (.PHONY): Don't depend on proto.
25765 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25766 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25767 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25768 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25769 build/gen-protos.o, build/scan.o, xsys-protos.h,
25770 build/fix-header$(build_exeext), build/fix-header.o,
25771 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25772 stmp-install-fixproto): Remove.
25773 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25774 SYSCALLS.c or fixproto files.
25775 (install-common): Don't install protoize.
25776 (install-headers-tar, install-headers-cpio, install-headers-cp):
25777 Don't depend on $(STMP_FIXPROTO).
25778 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25779 install fixproto files or write out fixproto settings.
25780 (uninstall): Don't uninstall protoize.
25781 * config.gcc (use_fixproto): Remove.
25782 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25783 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25784 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25785 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25786 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25787 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25788 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25789 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25790 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25791 * config/t-vxworks (STMP_FIXPROTO): Remove.
25792 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25793 STMP_FIXPROTO): Remove.
25794 * config.in, configure: Regenerate.
25795 * crtstuff.c (gid_t, uid_t): Don't undefine.
25796 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25797 (arm-*-coff, arm-*-aout: Remove target entries.
25798 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25799 Remove mention of AIX 4.1.
25800 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25801 * doc/invoke.texi (Running Protoize): Remove.
25802 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25803 (Protoize Caveats): Remove.
25804 * tsystem.h: Update comments on headers assumed to exist.
25806 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25808 * genautomata.c: Add a new year to the copyright. Add a new
25810 (struct insn_reserv_decl): Add comments for member bypass_list.
25811 (find_bypass): Remove.
25812 (insert_bypass): New.
25813 (process_decls): Use insert_bypass.
25814 (output_internal_insn_latency_func): Output all bypasses with the
25815 same input insn in one switch case.
25817 * rtl.def (define_bypass): Describe bypass choice.
25818 * doc/md.texi (define_bypass): Ditto.
25820 2009-03-27 Richard Guenther <rguenther@suse.de>
25822 * gimplify.c (mark_addressable): Export.
25823 * tree-flow.h (mark_addressable): Declare.
25824 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25825 * tree-ssa.c (verify_phi_args): Verify that address taken
25826 variables have TREE_ADDRESSABLE set.
25828 2009-03-27 Richard Guenther <rguenther@suse.de>
25830 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25831 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25832 Do not mark decls TREE_ADDRESSABLE.
25833 (build_fold_addr_expr): Adjust.
25834 (fold_addr_expr): Remove.
25835 (fold_unary): Use build_fold_addr_expr.
25836 (fold_comparison): Likewise.
25837 (split_address_to_core_and_offset): Likewise.
25838 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25840 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25841 (gimplify_modify_expr_to_memcpy): Mark source and destination
25843 * omp-low.c (create_omp_child_function): Mark the object decl
25845 (lower_rec_input_clauses): Mark the var we take the address of
25847 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25849 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25851 PR middle-end/39315
25852 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25853 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25855 2009-03-27 Richard Guenther <rguenther@suse.de>
25857 PR tree-optimization/39120
25858 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25860 (handle_lhs_call): Process return constraints. Add escape
25861 constraints if necessary.
25862 (handle_const_call): Fill out return constraints. Make nested
25863 case more precise. Avoid consttmp if possible.
25864 (handle_pure_call): Fill out return constraints. Avoid
25865 callused if possible.
25866 (find_func_aliases): Simplify call handling.
25868 2009-03-27 Richard Guenther <rguenther@suse.de>
25870 PR tree-optimization/39120
25871 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25872 as a representative.
25873 (solve_graph): Do propagate CALLUSED.
25874 (handle_pure_call): Use a scalar constraint from CALLUSED for
25876 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25879 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25882 * c-common.c (handle_aligned_attribute): Properly check alignment
25883 overflow. Use (1U << i) instead of (1 << i).
25885 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25887 * expr.h (get_mem_align_offset): Updated.
25889 * tree.h (tree_decl_common): Change align to "unsigned int" and
25890 move it before pointer_alias_set.
25892 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25893 Jakub Jelinek <jakub@redhat.com>
25896 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25897 gr_register_operand with gr_reg_or_0_operand.
25898 (cmpxchg_rel_di): Likewise.
25899 (sync_lock_test_and_set<mode>): Likewise.
25901 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25903 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25904 (true_regnum): Likewise.
25906 * rtlanal.c (subreg_info): Moved to ...
25907 * rtl.h (subreg_info): Here. New.
25908 (subreg_get_info): New.
25910 * rtlanal.c (subreg_get_info): Make it extern.
25912 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25915 * config/i386/i386.c (ix86_abi): New.
25916 (override_options): Handle -mabi=.
25917 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25918 (ix86_call_abi_override): Likewise.
25919 (init_cumulative_args): Likewise.
25920 (function_arg_advance): Likewise.
25921 (function_arg_64): Likewise.
25922 (function_arg): Likewise.
25923 (ix86_pass_by_reference): Likewise.
25924 (ix86_function_value_regno_p): Likewise.
25925 (ix86_build_builtin_va_list_abi): Likewise.
25926 (setup_incoming_varargs_64): Likewise.
25927 (is_va_list_char_pointer): Likewise.
25928 (ix86_init_machine_status): Likewise.
25929 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25930 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25931 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25932 (ix86_function_abi): Make it static and return enum calling_abi.
25933 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25935 (ix86_fn_abi_va_list): Updated.
25937 * config/i386/i386.h (ix86_abi): New.
25938 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25939 (CONDITIONAL_REGISTER_USAGE): Likewise.
25940 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25941 (machine_function): Likewise.
25943 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25945 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25946 (STACK_BOUNDARY): Likewise.
25947 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25949 * config/i386/i386.opt (mabi=): New.
25951 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25952 return enum calling_abi.
25953 (ix86_function_type_abi): Likewise.
25954 (ix86_function_abi): Removed.
25956 * doc/invoke.texi: Document -mabi= option for x86.
25958 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25960 * builtins.c (real_dconstp): Delete.
25961 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25963 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25964 Jakub Jelinek <jakub@redhat.com>
25967 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25968 (gen_subprogram_die): When a function is explicit, generate the
25969 DW_AT_explicit attribute.
25970 * langhooks.h (struct lang_hooks_for_decls): Add
25971 function_decl_explicit_p langhook.
25972 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25973 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25975 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25977 * builtins.c (fold_builtin_memory_op): Optimize memmove
25978 into memcpy if we can prove source and destination don't overlap.
25980 * tree-inline.c: Include gt-tree-inline.h.
25981 (clone_fn_id_num): New variable.
25982 (clone_function_name): New function.
25983 (tree_function_versioning): Use it.
25984 * Makefile.in (GTFILES): Add tree-inline.c.
25986 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25988 * BASE-VER: Change to 4.5.0.
25990 2009-03-27 Xinliang David Li <davidxl@google.com>
25992 PR tree-optimization/39557
25993 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25995 2009-03-27 Xinliang David Li <davidxl@google.com>
25997 PR tree-optimization/39548
25998 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
26001 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26003 * c-common.c (pointer_int_sum): Use %wd on return from
26006 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26008 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
26009 on return from tree_low_cst.
26011 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
26014 * ginclude/stdarg.h (va_copy): Define also for
26015 __GXX_EXPERIMENTAL_CXX0X__.
26017 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26020 * builtins.h (c_strlen): Do not warn here.
26021 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
26022 * c-common.c (pointer_int_sum): Take an explicit location.
26023 Warn about offsets out of bounds.
26024 * c-common.h (pointer_int_sum): Adjust declaration.
26026 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26028 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
26031 2009-03-26 Jakub Jelinek <jakub@redhat.com>
26034 * opts.c (warn_if_disallowed_function_p): Don't assume
26035 get_callee_fndecl must return non-NULL.
26037 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
26039 PR rtl-optimization/39522
26040 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
26041 when reg_reloaded_valid is set.
26043 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26045 * config/spu/divv2df3.c: New file.
26046 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
26047 (DPBIT_FUNCS): Filter out _div_df.
26049 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
26051 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
26052 a jump insn, count that jump in the distance to the loop start.
26054 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
26057 * config/sh/sh.c (calc_live_regs): Fix condition for global
26058 registers except PIC_OFFSET_TABLE_REGNUM.
26060 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
26063 * doc/invoke.texi (-mconsole): New.
26065 (-mno-cygwin): New.
26067 (-mnop-fun-dllimport): New.
26071 (sub section "i386 and x86-64 Windows Options"): New.
26073 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
26075 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
26076 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
26078 2009-03-25 Richard Guenther <rguenther@suse.de>
26080 PR middle-end/39497
26081 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
26084 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
26086 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
26087 neither of haifa/selective schedulers are working.
26089 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26091 * doc/invoke.texi (Debugging Options): Fix description of
26092 -fno-merge-debug-strings.
26094 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
26096 * config/cris/libgcc.ver: New version-script.
26097 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
26099 * configure.ac <GAS features, nop mnemonic>: Add pattern
26100 crisv32-*-* for "nop".
26101 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
26102 * configure: Regenerate.
26104 2009-03-24 Ira Rosen <irar@il.ibm.com>
26106 PR tree-optimization/39529
26107 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
26108 mark_sym_for_renaming for the tag copied to the new vector
26111 2009-03-24 Arthur Loiret <aloiret@debian.org>
26113 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
26114 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
26115 EXTRA_SPEC_FUNCTIONS.
26116 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
26117 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
26118 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
26119 -march and -mtune options.
26121 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
26123 * config/m68k/t-rtems: Add m5329 multilib.
26125 2009-03-24 Dodji Seketeli <dodji@redhat.com>
26126 Jakub Jelinek <jakub@redhat.com>
26129 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
26132 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26135 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
26136 instead of c_parser_expression_conv, if original_code isn't one of the
26137 4 allowed comparison codes, fail.
26139 2009-03-23 Richard Guenther <rguenther@suse.de>
26141 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
26142 * tree.h (struct tree_type): Likewise.
26143 * reload.h (struct insn_chain): Likewise.
26144 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
26145 * function.h (struct function): Likewise.
26146 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
26148 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26150 PR tree-optimization/39516
26151 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
26153 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
26155 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
26156 should be set true if BITS_PER_WORD of target is bigger than 32
26158 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
26160 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
26161 Translate -B-options to -rpath-link. Correct existing
26162 rpath-link and conditionalize on !nostdlib.
26164 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26166 * doc/extend.texi (Function Attributes, Variable Attributes):
26168 * doc/invoke.texi (Debugging Options, Optimize Options)
26169 (i386 and x86-64 Options, MCore Options): Likewise.
26171 2009-03-20 Jakub Jelinek <jakub@redhat.com>
26174 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
26175 it for block local namespace aliases.
26176 (gen_decl_die): Pass context_die to gen_namespace_die.
26178 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26181 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
26182 minimum or maximum value.
26184 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
26186 * reginfo.c (globalize_reg): Recompute derived reg sets.
26188 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
26191 * libgcc2.c (mprotect): Do not use signed arguments for
26192 VirtualProtect, use DWORD arguments. Also fix the 'may
26193 be used uninitialized' warning for the np variable.
26195 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26198 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
26199 functions using regparm calling conventions when not optimizing.
26200 (ix86_function_sseregparm): Similarly for sseregparm calling
26203 2009-03-19 Li Feng <nemokingdom@gmail.com>
26205 PR middle-end/39500
26206 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
26207 dependence if the first conflict is after niter iterations.
26209 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
26211 PR middle-end/38609
26212 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
26213 functions with dynamic stack-pointer adjustments.
26215 2009-03-19 Ben Elliston <bje@au.ibm.com>
26217 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
26218 option; change to -msdata=data.
26220 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26222 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
26225 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
26228 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
26230 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
26232 * doc/invoke.texi (Code Gen Options): Expand discussion of
26235 2009-03-18 Jakub Jelinek <jakub@redhat.com>
26237 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
26238 * matrix-reorg.c (struct matrix_info): Likewise.
26239 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
26240 * rtl.h (struct mem_attrs): Likewise.
26241 * df.h (struct df): Likewise.
26242 * tree-data-ref.h (struct data_dependence_relation): Likewise.
26243 * ira-int.h (struct ira_allocno): Likewise.
26244 * df-scan.c (struct df_collection_rec): Likewise.
26245 * ira.c (struct equivalence): Likewise.
26246 * function.c (struct temp_slot): Likewise.
26247 * cfgloop.h (struct loop): Likewise.
26250 * function.c (use_register_for_decl): When not optimizing, disregard
26251 register keyword for variables with types containing methods.
26253 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
26255 PR middle-end/39447
26256 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
26257 (is_simple_operand): Call contains_component_ref_p before calling data
26258 reference analysis that would fail on COMPONENT_REFs.
26260 * tree-vrp.c (search_for_addr_array): Fix formatting.
26262 2009-03-18 Richard Guenther <rguenther@suse.de>
26264 * tree-vect-transform.c (vect_loop_versioning): Fold the
26265 generated comparisons.
26266 * tree-vectorizer.c (set_prologue_iterations): Likewise.
26267 (slpeel_tree_peel_loop_to_edge): Likewise.
26269 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26271 PR middle-end/37805
26272 * opts.c (print_specific_help): In addition to `undocumented',
26273 accept `separate' and `joined' flags if passed alone. Describe
26274 output by the first matched one of those.
26275 (common_handle_option): Skip over empty strings.
26276 * gcc.c (display_help): Fix help string for `--help='.
26277 * doc/invoke.texi (Option Summary, Overall Options): With
26278 `--help=', classes and qualifiers can both be repeated, but
26279 only the latter can be negated. One should not pass only
26280 negated qualifiers. Fix markup and examples.
26283 2008-10-14 Jakub Jelinek <jakub@redhat.com>
26284 PR middle-end/37805
26285 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
26286 and -fhelp=separate.
26288 2009-03-17 Jing Yu <jingyu@google.com>
26290 PR middle-end/39378
26291 * function.h (struct rtl_data): Move is_thunk from here...
26292 (struct function): ...to here.
26293 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
26294 * varasm.c (assemble_start_function): Change is_thunk from crtl to
26296 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
26298 (alpha_does_function_need_gp, alpha_start_function): Likewise.
26299 (alpha_output_function_end_prologue): Likewise.
26300 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
26301 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
26302 (rs6000_output_function_epilogue): Likewise.
26303 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
26305 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
26308 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
26309 from different units in a single alternative.
26310 (*truncdfsf_i387): Ditto.
26311 (*truncxfsf2_mixed): Ditto.
26312 (*truncxfdf2_mixed): Ditto.
26314 2009-03-17 Jakub Jelinek <jakub@redhat.com>
26316 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
26317 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
26320 * tree-ssa-live.c (remove_unused_locals): Don't remove local
26321 unused non-artificial variables when not optimizing.
26324 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
26325 DW_TAG_imported_module even if decl is IMPORTED_DECL with
26326 NAMESPACE_DECL in its DECL_INITIAL.
26328 PR middle-end/39443
26329 * optabs.c (set_user_assembler_libfunc): New function.
26330 * expr.h (set_user_assembler_libfunc): New prototype.
26331 * c-common.c: Include libfuncs.h.
26332 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
26333 for memcmp, memset, memcpy, memmove and abort.
26334 * Makefile.in (c-common.o): Depend on libfuncs.h.
26337 * dwarf2out.c (gen_inlined_enumeration_type_die,
26338 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26339 gen_tagged_type_instantiation_die): Removed.
26340 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26343 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26346 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26348 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26349 (check-parallel-%): Ditto.
26350 (check-consistency): Ditto.
26352 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26354 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26355 local variable rhs by NULL_TREE.
26357 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26360 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26362 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26365 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26367 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26370 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26371 for ms->sysv ABI calls only in 64bit mode.
26373 * config/i386/i386.md (untyped_call): Support 32bit.
26375 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26377 * doc/extend.texi: Replace x86_65 with x86_64.
26379 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26381 PR tree-optimization/39455
26382 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26383 mismatches for POINTER_TYPE_P (type).
26384 (number_of_iterations_le): Likewise.
26386 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26388 * config/picochip/picochip.c: Removed profiling support.
26389 * config/picochip/picochip.md: Removed profiling instruction.
26390 * config/picochip/picochip.h: Removed profiling builtin.
26392 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26394 * doc/install.texi (--with-host-libstdcxx): Document.
26396 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26399 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26400 generate a warning if the function name does not begin with
26401 "__vector" and the function has either the 'signal' or 'interrupt'
26402 attribute, from here to ...
26403 (avr_declare_function_name): ...here. New function.
26404 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26405 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26407 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26410 * cse.c (fold_rtx): Don't modify original const_arg1 when
26411 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26412 separate variable instead.
26413 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26414 from out of range shift counts.
26415 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26417 2009-03-13 Catherine Moore <clm@codesourcery.com>
26419 * config/i386/x-mingw32 (host-mingw32.o): Replace
26420 diagnostic.h with $(DIAGNOSTIC_H).
26422 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26425 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26427 * config/i386/sync.md (sync_compare_and_swap<mode>,
26428 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26429 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26431 (sync_double_compare_and_swapdi_pic,
26432 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26433 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26435 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26438 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26440 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26443 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26444 (avx_addsubv4df3): Likewise.
26445 (*avx_addsubv4sf3): Likewise.
26446 (sse3_addsubv4sf3): Likewise.
26448 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26451 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26453 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26456 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26457 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26458 registers for allocnos created from user-defined variables.
26460 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26463 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26464 of non-integer mode as well.
26466 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26468 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26469 for functions for which the parameter types are unknown.
26471 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26474 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26475 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26476 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26477 * config/i386/i386.c (ix86_local_alignment): For
26478 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26479 long long variables on the stack to avoid dynamic realignment.
26480 Allow the first argument to be a decl rather than type.
26481 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26483 2009-03-11 Nick Clifton <nickc@redhat.com>
26486 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26488 Add description to mno-lsim option.
26489 * config/mcore/mcore.h: Remove comment about deprecated m4align
26491 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26492 * doc/invoke.texi: Add description of mno-lsim and
26493 mstack-increment options.
26495 * config/fr30/fr30.opt: Document the -mno-lsim option.
26496 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26497 and -mno-lsim options.
26499 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26501 * fold-const.c (fold_comparison): Only call fold_inf_compare
26502 if the mode supports infinities.
26504 2009-03-11 Jason Merrill <jason@redhat.com>
26507 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26508 end already did. Notice GIMPLE_CALL modifications of the result.
26509 Don't copy debug information from an ignored decl or a decl from
26512 2009-03-10 Richard Guenther <rguenther@suse.de>
26513 Nathan Froyd <froydnj@codesourcery.com>
26515 PR middle-end/37850
26516 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26517 (__divMODE3): Likewise.
26519 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26521 PR tree-optimization/39394
26522 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26523 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26525 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26527 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26528 inline asms for register asm ("") declarations.
26530 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26532 * fold-const.c (fold_unary): Fix comment.
26534 2009-03-07 Jan Hubicka <jh@suse.cz>
26537 * tree-inline.c (setup_one_parameter): Do replacement of const
26538 argument by constant in SSA form.
26540 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26542 PR middle-end/38028
26543 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26544 determine alignment passed to assign_stack_local.
26545 (assign_parms_unsplit_complex): Likewise.
26546 * except.c (sjlj_build_landing_pads): Likewise.
26548 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26550 PR middle-end/39360
26551 * tree-flow.h (add_referenced_var): Return bool instead of void.
26552 * tree-dfa.c (add_referenced_var): Return result of
26553 referenced_var_check_and_insert call.
26554 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26555 of referenced_var_check_and_insert.
26558 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26559 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26560 DIE, don't emit it if abstract origin already has it.
26561 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26562 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26564 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26566 * genpreds.c (needs_variable): Fix parentheses at variable name
26568 (write_tm_constrs_h): Indent generated code.
26570 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26572 * doc/extend.texi (Function Attributes): Add documentation
26573 for isr attributes.
26575 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26578 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26579 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26581 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26583 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26586 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26589 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26590 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26592 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26594 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26595 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26596 constants instead of magic numbers.
26597 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26599 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26600 (x86_64_ms_abi_int_parameter_registers): Ditto.
26601 (x86_64_int_return_registers): Ditto.
26602 (ix86_maybe_switch_abi): Ditto.
26603 (ix86_expand_call): Ditto for clobbered_registers array.
26604 (ix86_hard_regno_mode_ok): Ditto.
26605 (x86_extended_QIreg_mentioned_p): Ditto.
26607 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26609 PR tree-optimization/39349
26610 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26612 * combine.c (gen_lowpart_for_combine): Use omode when generating
26615 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26617 PR rtl-optimization/39235
26618 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26620 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26622 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26624 2009-03-04 Richard Guenther <rguenther@suse.de>
26626 PR tree-optimization/39362
26627 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26628 that occur in abnormal PHIs should be varying.
26630 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26632 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26634 (simple_iv): Take loop as an argument instead of statement.
26635 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26636 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26638 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26640 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26641 * matrix-reorg.c (analyze_transpose): Ditto.
26642 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26643 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26644 * tree-predcom.c (ref_at_iteration): Ditto.
26645 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26647 2009-03-04 Richard Guenther <rguenther@suse.de>
26649 PR tree-optimization/39358
26650 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26651 escaped_id and callused_id.
26652 (solve_graph): Likewise.
26654 2009-03-04 Richard Guenther <rguenther@suse.de>
26656 PR tree-optimization/39339
26657 * tree-sra.c (try_instantiate_multiple_fields): Make it
26658 no longer ICE on the above.
26660 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26662 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26663 that fits within Pmode.
26665 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26667 PR middle-end/10109
26668 * tm.texi (LIBCALL_VALUE): Update description.
26670 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26672 PR middle-end/34443
26673 * doc/extend.texi (section): Update description.
26675 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26677 PR middle-end/39345
26678 * tree-inline.c (remapped_type): New.
26679 (can_be_nonlocal): Call remapped_type instead of remap_type.
26681 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26684 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26685 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26687 2009-03-03 Richard Guenther <rguenther@suse.de>
26689 PR middle-end/39272
26690 * tree.c (tree_nonartificial_location): New function.
26691 * tree.h (tree_nonartificial_location): Declare.
26692 * builtins.c (expand_builtin_memory_chk): Provide location
26693 of the call location for artificial function pieces.
26694 (maybe_emit_chk_warning): Likewise.
26695 (maybe_emit_sprintf_chk_warning): Likewise.
26696 (maybe_emit_free_warning): Likewise.
26697 * expr.c (expand_expr_real_1): Likewise.
26699 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26701 PR tree-optimization/39343
26702 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26703 COMPONENT_REF t has ARRAY_TYPE.
26705 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26707 PR middle-end/39335
26708 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26709 when the type precision of the induction variable should be
26710 larger than the type precision of nit.
26711 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26712 * graphite.c (graphite_loop_normal_form): Same.
26713 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26715 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26717 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26718 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26719 numbers to describe clobbered registers.
26720 (*call_value_0_rex64_ms_sysv): Ditto.
26721 * config/i386/mmx.md (mmx_emms): Ditto.
26722 (mmx_femms): Ditto.
26724 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26726 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26729 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26731 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26732 (spu_section_type_flags): New function.
26734 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26736 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26737 reg_class_contents of FLOAT_REGS into a temporary.
26739 2009-03-02 Richard Guenther <rguenther@suse.de>
26740 Ira Rosen <irar@il.ibm.com>
26742 PR tree-optimization/39318
26743 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26744 information to the vectorized statement.
26746 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26748 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26749 variable. Use defined names instead of magic constants for REX SSE
26752 2009-03-01 Richard Guenther <rguenther@suse.de>
26754 PR tree-optimization/39331
26755 * omp-low.c (lower_send_shared_vars): Do not receive new
26756 values for the reference of DECL_BY_REFERENCE parms or results.
26758 2009-03-01 Jan Hubicka <jh@suse.cz>
26761 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26762 BLOCK_NONLOCALIZED_VAR): New macros.
26763 (tree_block): Add nonlocalized_vars.
26764 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26765 gen_decl_die): Add origin argument. Allow generation of die with
26766 origin at hand only.
26767 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26768 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26770 (gen_block_die): Fix checking for unused blocks.
26771 (process_scope_var): Break out from .... ; work with origins only.
26772 (decls_for_scope) ... here; process nonlocalized list.
26773 (dwarf2out_ignore_block): Look for nonlocalized vars.
26774 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26776 (dump_scope_block): Dump them.
26777 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26778 (remap_block): Likewise.
26779 (can_be_nonlocal): New predicate.
26780 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26782 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26784 * configure: Regenerate.
26786 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26788 * optc-gen.awk: No need to duplicate option flags twice.
26789 Reuse help texts for duplicate options which do not have any.
26791 * gcc.c (display_help): Document --version.
26793 * gcc.c (main): If print_help_list and verbose_flag, ensure
26794 driver output comes before subprocess output.
26796 * optc-gen.awk: Assign all remaining fields to help string,
26797 space-separated, for multi-line help in *.opt.
26799 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26800 -Wno-pedantic-ms-format is for MinGW targets only.
26802 * doc/options.texi (Option file format): Fix bad indentation,
26803 restoring dropped sentence.
26805 2009-02-28 Jan Hubicka <jh@suse.cz>
26807 * tree-inline.c (tree_function_versioning): Output debug info.
26809 2009-02-28 Jan Hubicka <jh@suse.cz>
26812 * tree-inline.c (setup_one_parameter): Do not copy propagate
26813 arguments when not optimizing.
26815 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26818 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26819 (avx_addsubv4df3): Likewise.
26820 (*avx_addsubv4sf3): Likewise.
26821 (sse3_addsubv4sf3): Likewise.
26822 (*avx_addsubv2df3): Likewise.
26823 (sse3_addsubv2df3): Likewise.
26824 (avx_unpckhps256): Correct item selectors.
26825 (avx_unpcklps256): Likewise.
26826 (avx_unpckhpd256): Likewise.
26827 (avx_unpcklpd256): Likewise.
26829 2009-02-28 Jan Hubicka <jh@suse.cz>
26831 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26833 (copy_arguments_for_versioning): If var is declared don't declare it.
26834 (tree_function_versioning): First setup substitutions and then copy
26837 2009-02-27 Jan Hubicka <jh@suse.cz>
26840 * cgraph.h (varpool_output_debug_info): Remove.
26841 * cgraphunit.c (varpool_output_debug_info): Remove.
26842 * dwarf2out.c (deferred_locations_struct): New struct
26843 (deferred_locations): New type.
26844 (deferred_locations_list): New static var.
26845 (deffer_location): New function.
26846 (gen_variable_die): Use it.
26847 (decls_for_scope): Output info on local static vars.
26848 (dwarf2out_finish): Process deferred locations.
26849 * varpool.c (varpool_output_debug_info): Remove.
26851 2009-02-27 Jan Hubicka <jh@suse.cz>
26854 * tree.h (TREE_PROTECTED): Fix comment.
26855 (BLOCK_HANDLER_BLOCK): Remove.
26856 (struct tree_block): Remove handler_block add body_block.
26857 (inlined_function_outer_scope_p): New.
26858 (is_body_block): Remove.
26859 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26860 * dwarf2out.c (is_inlined_entry_point): Remove.
26861 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26862 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26864 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26865 * gimplify.c (gimplify_expr): Gimplify body blocks.
26866 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26867 block with multiple subblocks.
26868 (dump_scope_block): Prettier output; dump more flags and info.
26869 (dump_scope_blocks): New.
26870 (remove_unused_locals): Use dump_scope_blocks.
26871 * tree-flow.h (dump_scope_blocks): Declare.
26872 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26873 * stmt.c (is_body_block): Remove.
26874 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26875 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26877 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26879 PR middle-end/39308
26880 * graphite.c (graphite_loop_normal_form): Do not call
26881 number_of_iterations_exit from a gcc_assert.
26883 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26885 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26886 jumps if COND is NULL.
26887 (find_cond_jump): New function.
26888 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26889 * config/s390/s390.md: Remove z10_cobra attribute value.
26891 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26893 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26894 force_const_mem returns NULL_RTX.
26896 2009-02-26 Jan Hubicka <jh@suse.cz>
26899 * cgraph.h (varpool_output_debug_info): Remove.
26900 * cgraphunit.c (varpool_output_debug_info): Remove.
26901 * dwarf2out.c (deferred_locations_struct): New struct
26902 (deferred_locations): New type.
26903 (deferred_locations_list): New static var.
26904 (deffer_location): New function.
26905 (gen_variable_die): Use it.
26906 (decls_for_scope): Output info on local static vars.
26907 (dwarf2out_finish): Process deferred locations.
26908 * varpool.c (varpool_output_debug_info): Remove.
26910 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26912 PR rtl-optimization/39241
26913 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26914 to subreg_offset_representable_p.
26916 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26918 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26919 execute function prototype. Get f and nregs from max_reg_num
26920 and get_insns. Remove the first backward pass as it's dead,
26921 guard the forward pass by flag_expensive_optimizations.
26922 (rest_of_handle_regmove): Delete.
26923 (pass_regmove): Replace it with regmove_optimize.
26925 2009-02-25 Martin Jambor <mjambor@suse.cz>
26927 PR tree-optimization/39259
26928 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26929 calls_alloca function flags.
26930 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26931 calls are detected.
26933 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26935 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26936 flags_set_1_rtx, flags_set_1_set): Delete.
26937 (regmove_optimize): Do not call mark_flags_life_zones.
26939 2009-02-24 Julian Brown <julian@codesourcery.com>
26942 * config/arm/arm.c (require_pic_register): Only set
26943 cfun->machine->pic_reg once per function.
26945 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26947 * doc/invoke.texi (Link Options): Document an easier way to pass
26948 options that take arguments to the GNU linker using -Xlinker and -Wl.
26950 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26953 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26955 2009-02-24 Richard Guenther <rguenther@suse.de>
26958 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26960 2009-02-24 Richard Guenther <rguenther@suse.de>
26961 Zdenek Dvorak <ook@ucw.cz>
26963 PR tree-optimization/39233
26964 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26965 from converting them to a generic type.
26967 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26969 PR tree-optimization/39260
26970 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26971 contains a condition with a real type.
26972 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26974 2009-02-23 Jason Merrill <jason@redhat.com>
26977 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26978 narrowing_initializer_constant_valid_p.
26979 (narrowing_initializer_constant_valid_p): Don't return
26980 null_pointer_node for adding a pointer to itself.
26982 2009-02-23 Jan Hubicka <jh@suse.cz>
26985 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26988 2009-02-23 Jan Hubicka <jh@suse.cz>
26990 PR tree-optimization/37709
26991 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26992 * tree.h (block_ultimate_origin): Declare.
26993 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26994 * tree-ssa-live.c (remove_unused_scope_block_p):
26995 Eliminate blocks containig no instructions nor live variables nor
26997 (dump_scope_block): New function.
26998 (remove_unused_locals): Enable removal of dead blocks by default;
26999 enable dumping at TDF_DETAILS.
27001 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
27003 * config/i386/i386.c (classify_argument): Don't allow COImode
27005 (function_arg_advance_32): Don't allow OImode.
27006 (function_arg_32): Likewise.
27007 (function_value_32): Likewise.
27008 (return_in_memory_32): Likewise.
27009 (function_arg_64): Remove OImode comment.
27011 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
27014 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
27015 ix86_expand_vector_set for V4DImode in 64bit mode only.
27016 (ix86_expand_vector_init_one_var): Likewise.
27018 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
27020 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
27022 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
27025 * loop-iv.c: Revert last change.
27026 * emit-rtl.c: Likewise.
27028 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
27031 * config/i386/i386.c (type_natural_mode): Remove an extra
27032 space in the warning message.
27033 (function_value_32): Handle 32-byte vector modes.
27034 (return_in_memory_32): Likewise.
27036 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
27038 * loop-iv.c (truncate_value): New function.
27039 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
27041 (lowpart_subreg): Move to...
27042 * emit-rtl.c: ...here.
27044 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
27046 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
27047 accidental and undocumented change at revision 140860.
27049 2009-02-21 Joseph Myers <joseph@codesourcery.com>
27051 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
27052 take gimple_seq * arguments.
27053 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
27054 types_compatible_p langhook.
27056 2009-02-20 Mark Mitchell <mark@codesourcery.com>
27057 Joseph Myers <joseph@codesourcery.com>
27059 * config/arm/arm.c (arm_builtin_va_list): New function.
27060 (arm_expand_builtin_va_start): Likewise.
27061 (arm_gimplify_va_arg_expr): Likewise.
27062 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
27063 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
27064 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
27065 (va_list_type): New variable.
27066 (arm_mangle_type): Mangle va_list_type appropriately.
27068 2009-02-20 Jakub Jelinek <jakub@redhat.com>
27070 PR middle-end/39157
27071 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
27072 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
27073 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
27074 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
27075 parameter to 1000 for -O1 by default.
27076 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
27078 * loop-invariant.c: Include params.h.
27079 (move_loop_invariants): Don't call move_single_loop_invariants on
27082 2009-02-20 Jaka Mocnik <jaka@xlab.si>
27084 * calls.c (emit_library_call_value_1): Use slot_offset instead of
27085 offset when calculating bounds for indexing stack_usage_map. Fixes
27086 a buffer overflow with certain target setups.
27088 2009-02-20 Jakub Jelinek <jakub@redhat.com>
27091 * calls.c (expand_call): Clear try_tail_call if caller and callee
27092 disagree in promotion of function return value.
27094 2009-02-19 Jakub Jelinek <jakub@redhat.com>
27097 * c-common.c (c_determine_visibility): If visibility changed and
27098 DECL_RTL has been already set, call make_decl_rtl to update symbol
27101 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
27104 * varasm.c (assemble_variable): Don't check DECL_NAME when
27105 globalizing a variable.
27107 2009-02-19 Joseph Myers <joseph@codesourcery.com>
27110 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
27111 expression before any __builtin_trap call.
27112 * c-typeck.c (build_function_call): Convert and check function
27113 arguments before generating a call to a trap. Evaluate the
27114 function arguments before the trap.
27116 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
27119 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
27120 (UNSPEC_FXAM_MEM): New unspec.
27121 (fxam<mode>2_i387_with_temp): New insn and split pattern.
27122 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
27123 memory using fxam<mode>2_i387_with_temp to remove excess precision.
27125 2009-02-19 Richard Guenther <rguenther@suse.de>
27127 PR tree-optimization/39207
27128 PR tree-optimization/39074
27129 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
27130 storedanything_tree): New.
27131 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
27132 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
27133 (build_succ_graph): Add edges from STOREDANYTHING to all
27135 (init_base_vars): Initialize STOREDANYTHING.
27136 (compute_points_to_sets): Free substitution info after
27137 building the succ graph.
27138 (ipa_pta_execute): Likewise.
27140 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
27142 (do_ds_constraint): Do not add to special var or non-pointer
27144 (type_could_have_pointers): Split out from ...
27145 (could_have_pointers): ... here. For arrays use the element type.
27146 (create_variable_info_for): Initialize may_have_pointers.
27147 (new_var_info): Likewise.
27148 (handle_lhs_call): Make the HEAP variable unknown-sized.
27149 (intra_create_variable_infos): Use a type with pointers for
27150 PARM_NOALIAS, make it unknown-sized.
27152 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
27155 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
27157 2009-02-18 Jason Merrill <jason@redhat.com>
27160 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
27161 value if DECL_EXTERNAL.
27162 * tree-sra.c (sra_walk_gimple_assign): Likewise.
27163 * target.h (gcc_target::binds_local_p): Clarify "module".
27164 * tree.h (TREE_PUBLIC): Clarify "module".
27166 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
27169 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
27170 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
27172 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
27175 * c.opt (Wabi): Support C and ObjC.
27178 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
27180 * config/i386/i386.c (classify_argument): Warn once about the ABI
27181 change when passing union with long double.
27183 * doc/invoke.texi: Update -Wabi for warning psABI changes.
27185 2009-02-18 Joseph Myers <joseph@codesourcery.com>
27188 * c-parser.c (c_parser_compound_statement): Always enter and leave
27191 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27194 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
27196 2009-02-18 Jakub Jelinek <jakub@redhat.com>
27198 PR tree-optimization/36922
27199 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
27200 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
27203 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27205 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
27208 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27210 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
27212 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27214 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
27217 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
27218 Richard Sandiford <rdsandiford@googlemail.com>
27220 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
27221 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
27222 (loongson_biadd): ...this.
27224 2009-02-17 Richard Guenther <rguenther@suse.de>
27226 PR tree-optimization/39202
27227 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
27228 a var make sure to follow existing collapses.
27230 2009-02-17 Richard Guenther <rguenther@suse.de>
27232 PR middle-end/39214
27233 * langhooks.c (lhd_print_error_function): Check for NULL block.
27235 2009-02-17 Richard Guenther <rguenther@suse.de>
27237 PR tree-optimization/39204
27238 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
27241 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
27243 * config/soft-fp/double.h: Update from glibc CVS.
27245 2009-02-17 Richard Guenther <rguenther@suse.de>
27247 PR tree-optimization/39207
27248 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
27249 strict-aliasing warnings for pointers pointing to NULL.
27251 2009-02-16 Joseph Myers <joseph@codesourcery.com>
27254 * c-parser.c (c_parser_braced_init): Call pop_init_level when
27255 skipping until next close brace.
27257 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
27260 * config/i386/i386.c (ix86_expand_push): Set memory alignment
27261 to function argument boundary.
27263 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27265 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
27266 in the lea_add. Reload eventually constraints it properly.
27267 * config/picochip/constraints.md: Remove the target constraint
27268 "b", since it is not needed anymore.
27270 2009-02-16 Jakub Jelinek <jakub@redhat.com>
27272 * gthr-dce.h: Uglify function parameter and local variable names.
27273 * gthr-gnat.h: Likewise.
27274 * gthr-mipssde.h: Likewise.
27275 * gthr-nks.h: Likewise.
27276 * gthr-posix95.h: Likewise.
27277 * gthr-posix.h: Likewise.
27278 * gthr-rtems.h: Likewise.
27279 * gthr-single.h: Likewise.
27280 * gthr-solaris.h: Likewise.
27281 * gthr-tpf.h: Likewise.
27282 * gthr-vxworks.h: Likewise.
27283 * gthr-win32.h: Likewise.
27285 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
27288 * config/i386/i386.md: Restrict the new peephole2 to move
27289 between MMX/SSE registers.
27291 2009-02-15 Richard Guenther <rguenther@suse.de>
27294 2009-02-13 Richard Guenther <rguenther@suse.de>
27296 * configure.ac: Enable LFS.
27297 * configure: Re-generate.
27298 * config.in: Likewise.
27300 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27302 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
27303 spu_srqwbyte, spu_srqwbytebc): Define.
27304 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
27305 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
27306 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
27307 "shrqby_<mode>"): New insn-and-split patterns.
27308 * config/spu/spu.c (expand_builtin_args): Determine and return
27309 number of operands using spu_builtin_description data.
27310 (spu_expand_builtin_1): Use it.
27312 2009-02-13 Steve Ellcey <sje@cup.hp.com>
27315 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
27318 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27321 * config/i386/i386.c (override_options): Correct warning
27322 messages for -malign-loops, -malign-jumps and -malign-functions.
27324 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27327 * config/i386/i386.md: Restrict the new peephole2 to move
27328 between the general purpose registers.
27330 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27333 * config/i386/i386.c (type_natural_mode): Add a new argument.
27334 Return the original mode and warn ABI change if vector size is 32byte.
27335 (function_arg_advance): Updated.
27336 (function_arg): Likewise.
27337 (ix86_function_value): Likewise.
27338 (ix86_return_in_memory): Likewise.
27339 (ix86_sol10_return_in_memory): Likewise.
27340 (ix86_gimplify_va_arg): Likewise.
27341 (function_arg_32): Don't warn ABX ABI change here.
27342 (function_arg_64): Likewise.
27344 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27346 * loop-iv.c (implies_p): In the final case, test that operands 0
27347 of the two comparisons match.
27349 * config/bfin/bfin.c (find_prev_insn_start): New function.
27350 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27351 (find_next_insn_start): Move.
27353 2009-02-13 Richard Guenther <rguenther@suse.de>
27355 * configure.ac: Enable LFS.
27356 * configure: Re-generate.
27357 * config.in: Likewise.
27359 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27362 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27363 sizes on syntax error after some arguments have been parsed.
27365 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27367 * doc/invoke.texi (-fira): Remove.
27369 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27371 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27372 * recog.c: Likewise.
27375 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27377 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27378 (umul_ppmm): Likewise.
27379 (count_leading_zeros): Likewise.
27380 (count_trailing_zeros): Likewise.
27381 (UMUL_TIME): Likewise.
27383 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27385 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27386 soft-fp/t-softfp to tmake_file.
27388 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27389 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27390 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27391 IA64_BUILTIN_INFQ]: New.
27392 (ia64_init_builtins): Initialize __builtin_infq,
27393 __builtin_fabsq and __builtin_copysignq if not HPUX.
27394 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27395 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27397 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27399 (__fixtfti): Likewise.
27400 (__fixunstfti): Likewise.
27401 (__floattitf): Likewise.
27403 * config/ia64/libgcc-glibc.ver: New.
27404 * config/ia64/t-fprules-softfp: Likewise.
27405 * config/ia64/sfp-machine.h: Likewise.
27407 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27408 (LIBGCC2_TF_CEXT): Likewise.
27409 (TF_SIZE): Likewise.
27410 (TARGET_INIT_LIBFUNCS): Likewise.
27412 * config/ia64/t-glibc (SHLINB_MAPFILES):
27413 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27415 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27417 * config/i386/i386.c (construct_container): Rewrite processing
27418 BLKmode with X86_64_SSE_CLASS.
27420 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27423 * config/i386/i386.md: Replace simplify_replace_rtx with
27424 replace_rtx in the new peephole2.
27426 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27428 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27429 loop unrolling do not happen at -O2.
27431 2009-02-12 Michael Matz <matz@suse.de>
27433 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27435 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27437 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27440 2009-02-12 Ben Elliston <bje@au.ibm.com>
27442 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27443 patterns when updating the back chain. Missed in the 2009-02-10
27446 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27448 * doc/extend.texi (Decimal Floating Types): Update identifier of
27449 draft TR and list of missing support.
27451 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27453 PR middle-end/39154
27454 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27455 bit to variable length decl's flags, add it also to its
27456 pointer replacement variable.
27458 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27459 Jakub Jelinek <jakub@redhat.com>
27462 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27463 (memory_blockage): New expander.
27464 (*memory_blockage): New insn pattern.
27465 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27466 instead of general blockage at the end of function prologue when
27467 frame pointer is used to access red zone area. Do not emit blockage
27468 when profiling, it is emitted in generic code.
27469 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27470 function epilogue when frame pointer is used to access red zone area.
27472 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27475 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27476 by arithmetic with memory operands.
27477 * config/i386/predicates.md (commutative_operator): New.
27479 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27481 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27484 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27486 * alias.h (record_alias_subset): Declare.
27487 * alias.c (record_alias_subset): Make global.
27489 2009-02-10 Nick Clifton <nickc@redhat.com>
27491 * tree-parloops.c: Change license to GPLv3.
27492 * ipa-struct-reorg.c: Change license to GPLv3.
27493 * ipa-struct-reorg.h: Change license to GPLv3.
27495 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27498 * c-decl.c (start_struct): Return NULL on error.
27500 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27502 PR middle-end/39124
27503 * cfgloopmanip.c (remove_path): Call remove_bbs after
27504 cancel_loop_tree, not before it.
27507 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27508 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27509 VAR_DECLs were seen.
27510 * tree-ssa-live.c (remove_unused_locals): Recompute
27511 cfun->has_local_explicit_reg_vars.
27512 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27513 copies or clearings if cfun->has_local_explicit_reg_vars.
27515 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27518 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27519 of function prologue when frame pointer is used to access
27522 2009-02-10 Richard Guenther <rguenther@suse.de>
27524 PR middle-end/39127
27525 * gimplify.c (gimple_regimplify_operands): Always look if
27526 we need to create a temporary.
27528 2009-02-10 Richard Guenther <rguenther@suse.de>
27530 PR tree-optimization/39132
27531 * tree-loop-distribution.c (todo): New global var.
27532 (generate_memset_zero): Trigger TODO_rebuild_alias.
27533 (tree_loop_distribution): Return todo.
27535 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27538 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27539 (x86_64_reg_class_name): Removed.
27540 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27541 first one isn't X86_64_SSE_CLASS or any other ones aren't
27542 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27543 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27544 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27545 and 3 X86_64_SSEUP_CLASS.
27546 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27547 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27549 2009-02-10 Ben Elliston <bje@au.ibm.com>
27551 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27552 form instruction to update the stack back chain word, even if the
27553 user has disabled the generation of update instructions.
27554 (movdi_<mode>_update_stack): New.
27555 (movsi_update_stack): Likewise.
27556 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27557 always use an update form instruction to update the stack back
27560 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27562 PR middle-end/38953
27563 * graphite.c (if_region_set_false_region): After moving a region in
27564 the false branch of a condition, remove the empty dummy basic block.
27565 (gloog): Remove wrong fix for PR38953.
27567 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27569 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27570 generation due to implicit sign extension.
27572 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27574 PR middle-end/38981
27575 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27576 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27578 2009-02-09 Richard Guenther <rguenther@suse.de>
27580 PR middle-end/35202
27581 * convert.c (convert_to_real): Disable (float)fn((double)x)
27582 to fnf(x) conversion if errno differences may occur and
27583 -fmath-errno is set.
27585 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27587 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27588 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27589 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27591 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27594 * c-common.c (handle_alias_attribute): Disallow attribute for
27595 anything not a FUNCTION_DECL or VAR_DECL.
27597 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27600 * real.c (do_compare): Special-case compare of zero against
27601 decimal float value.
27603 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27606 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27607 as indicating flexible array members unless the field itself is
27608 being declarared as the incomplete array.
27610 2009-02-06 Jan Hubicka <jh@suse.cz>
27612 PR tree-optimization/38844
27613 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27614 is already inlined.
27616 2009-02-06 Richard Guenther <rguenther@suse.de>
27618 PR middle-end/38977
27619 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27620 fork because we may expand it as __gcov_fork.
27622 2009-02-06 Nick Clifton <nickc@redhat.com>
27624 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27626 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27628 PR tree-optimization/35659
27629 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27630 vn_phi_eq): Shortcut if hashcode does not match.
27631 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27633 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27634 and avoid iterative_hash_expr.
27635 (FOR_EACH_VALUE_ID_IN_SET): New.
27636 (value_id_compare): Remove.
27637 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27638 sort expressions by value id.
27640 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27643 * config/sh/predicates.md (general_movsrc_operand): Don't check
27644 the subreg of system registers here.
27646 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27649 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27650 on the copied decl.
27652 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27654 PR rtl-optimization/39110
27655 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27656 addresses, not aligned ones.
27658 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27659 Richard Guenther <rguenther@suse.de>
27661 PR tree-optimization/39100
27662 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27663 comment says and add edges.
27665 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27668 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27669 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27671 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27673 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27674 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27675 register_bb_in_sese, new_sese, free_sese): Moved.
27676 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27677 outermost_loop_in_scop, build_scop_iteration_domain,
27678 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27679 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27680 Use loop_in_sese_p instead of loop_in_scop_p.
27681 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27682 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27683 (scopdet_basic_block_info): Fix bug in scop detection.
27684 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27685 eq_loop_to_cloog_loop): Remove.
27686 (nb_loops_around_loop_in_scop, nb_loop
27687 ref_nb_loops): Moved here...
27688 * graphite.h (ref_nb_loops): ... from here.
27689 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27690 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27691 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27693 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27694 Hans-Peter Nilsson <hp@axis.com>
27696 PR rtl-optimization/37889
27697 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27698 Move offset handling from PLUS to before the switch. Use new
27699 arguments when considering SYMBOL_REFs too.
27700 (rtx_addr_can_trap_p): Pass dummy offset and size.
27701 (enum may_trap_p_flags): Remove.
27702 (may_trap_p_1): Pass size from MEM_SIZE.
27704 PR rtl-optimization/38921
27705 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27706 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27707 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27708 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27710 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27712 AVX Programming Reference (January, 2009)
27713 * config/i386/sse.md (*vpclmulqdq): New.
27715 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27717 PR tree-optimization/38977
27718 PR gcov-profile/38292
27719 * calls.c (special_function_p): Disregard __builtin_ prefix.
27721 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27723 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27724 non-indexable addresses even before reload.
27726 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27729 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27730 as having variable size. Do not give an error for unnamed
27731 parameters with [*] declarators. Give a warning for type names
27732 with [*] declarators and mark them as variable size.
27733 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27734 for sizeof applied to [*] type names.
27736 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27739 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27741 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27743 * gcc.c (process_command): Update copyright notice dates.
27744 * gcov.c (print_version): Likewise.
27745 * gcov-dump.c (print_version): Likewise.
27746 * mips-tfile.c (main): Likewise.
27747 * mips-tdump.c (main): Likewise.
27749 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27752 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27753 for composite type involving a zero-length array type.
27755 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27758 * function.c (match_asm_constraints_1): Skip over
27759 initial optional % in the constraint.
27761 PR inline-asm/39059
27762 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27763 supported, don't accept FIXED_CSTs.
27764 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27765 and _Sat is used without _Fract/_Accum. Set specs->type to
27766 integer_type_node for cts_fract/cts_accum if fixed point is not
27769 2009-02-02 Catherine Moore <clm@codesourcery.com>
27771 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27773 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27775 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27776 (ABI_HAS_64BIT_SYMBOLS): Use it.
27777 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27779 2009-02-02 Paul Brook <paul@codesourcery.com>
27781 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27783 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27785 PR inline-asm/39058
27786 * recog.h (asm_operand_ok): Add constraints argument.
27787 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27788 recurse on matching constraint.
27789 (check_asm_operands): Pass constraints as 3rd argument to
27790 asm_operand_ok. Don't look up matching constraint here.
27791 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27794 2009-02-02 Ben Elliston <bje@au.ibm.com>
27796 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27797 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27799 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27801 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27802 information. Remove some obsolete information. Reorganize.
27804 * config/pa/fptr.c: Revert license to GPL 2.
27805 * config/pa/milli64.S: Likewise.
27807 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27810 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27811 LIBRARY name in, instead of hard-coding it.
27812 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27813 extra target make frag to tmake_files according to EH model.
27814 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27815 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27816 frags that define makefile variable EH_MODEL appropriately.
27817 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27818 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27819 to "-sjlj" according to type of EH configured.
27820 (LIBGCC_SONAME): Concatenate it to shared library base name.
27821 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27822 to "_sjlj" according to type of EH configured.
27823 (LIBGCC_SONAME): Concatenate it to shared library base name.
27824 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27825 (SHLIB_LINK): Add missing semicolon to if-else construct.
27826 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27827 string value of "pe_dll" command-line option.
27828 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27829 (SHLIB_SONAME): Use it when overriding t-cygming default.
27830 (SHLIB_IMPLIB): Override t-cygming default.
27831 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27832 string value of "pe_dll" command-line option.
27834 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27837 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27838 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27840 2009-01-31 Richard Guenther <rguenther@suse.de>
27842 PR tree-optimization/38937
27843 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27844 computing the transitive closure.
27846 2009-01-30 Richard Guenther <rguenther@suse.de>
27848 PR tree-optimization/39041
27849 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27850 Propagate variable indices only if the types match for this stmt.
27852 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27855 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27856 inline but never defined.
27858 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27860 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27861 (*insv_h_di_reg_extimm): New insn.
27862 (*insv_l<mode>_reg_extimm): New insn.
27864 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27866 * config/picochip/picochip.c (flag_conserve_stack): set
27867 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27868 fconserve-stack. Reduce call-overhead used by inliner.
27870 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27873 * common.opt (flag_conserve_stack): Initialised to zero.
27875 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27878 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27879 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27882 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27884 * ira-color.c (allocno_reload_assign): Update comments.
27885 * regmove.c (regmove_optimize): Likewise.
27889 2009-01-29 Robert Millan <rmh@aybabtu.com>
27891 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27892 * config/i386/kopensolaris-gnu.h: New file. Undefine
27893 `MD_UNWIND_SUPPORT'.
27894 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27896 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27898 PR tree-optimization/39007
27899 * tree-loop-distribution.c (generate_builtin): Use
27900 recompute_dominator to compute the immediate dominator of the
27901 basic block just after the loop.
27903 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27905 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27906 (ASM_OUTPUT_DWARF_PCREL): Define.
27908 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27910 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27911 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27912 global. Modify entries about regmove and IRA.
27914 * ra-conflict.c: Remove the file.
27916 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27918 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27919 (pass_regclass_init): Rename to pass_reginfo_init.
27921 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27923 * toplev.h (flag_ira): Remove.
27925 * caller-save.c (setup_save_areas): Remove flag_ira.
27927 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27929 * global.c: Remove the file.
27931 * opts.c (decode_options): Remove flag_ira.
27933 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27935 * regmove.c: Modify file description.
27936 (find_use_as_address, try_auto_increment): Define them only if
27937 AUTO_INC_DEC is defined.
27938 (replacement_quality, replace_in_call_usage, fixup_match_1,
27939 stable_and_no_regs_but_for_p): Remove.
27940 (reg_set_in_bb): Make it static.
27941 (regmove_optimize): Remove flag_ira and code which worked for
27944 * local-alloc.c: Remove the file.
27946 * common.opt (fira): Remove.
27948 * ira.c: Include except.h.
27949 (eliminable_regset): Move from global.c.
27950 (mark_elimination): Ditto. Remove flag_ira.
27951 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27952 equiv_mem_modified, validate_equiv_mem_from_store,
27953 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27954 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27955 no_equiv, recorded_label_ref): Move from local-alloc.c.
27956 (update_equiv_regs): Ditto. Make it static.
27957 (print_insn_chain, print_insn_chains): Move it from global.c.
27958 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27959 (build_insn_chain): Ditto. Make it static.
27960 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27961 Rename to init_live_subregs.
27962 (gate_ira): Remove flag_ira.
27964 * regclass.c: Rename reginfo.c. Change file description.
27965 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27966 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27967 (init_reg_sets_1): Remove code for evaluation of
27968 reg_class_superclasses and losing_caller_save_reg_set.
27969 (init_regs): Remove init_reg_autoinc.
27970 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27971 ok_for_base_p_nonstrict): Remove.
27972 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27973 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27974 corresponding entries.
27975 (dump_regclass, record_operand_costs, scan_one_insn,
27976 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27977 record_address_regs, auto_inc_dec_reg_p): Remove.
27978 (gt-regclass.h): Rename to gt-reginfo.h.
27980 * rtl.h (dump_global_regs, retry_global_alloc,
27981 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27983 * Makefile.in (RA_H): Remove.
27984 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27985 Rename regclass.o to reginfo.o.
27986 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27988 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27989 (GTFILES): Rename regclass.c to reginfo.c.
27991 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27992 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27994 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27995 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27997 (finish_spills): Ditto. Remove code for !flag_ira.
27999 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
28001 PR middle-end/35854
28002 * doc/invoke.texi (rtl debug options): Complete rewrite.
28003 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
28005 * mode-switching.c (pass_mode_switching): Rename pass from
28006 "mode-sw" to "mode_sw".
28007 * except.c (pass_convert_to_eh_ranges): Rename pass from
28008 "eh-ranges" to "eh_ranges".
28009 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
28013 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
28014 Alexander Monakov <amonakov@ispras.ru>
28016 PR middle-end/38857
28017 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
28019 (move_exprs_to_boundary): Change return type and pass through
28020 should_move from move_op. Relax assert. Update usage ...
28021 (schedule_expr_on_boundary): ... here. Use should_move instead of
28023 (move_op_orig_expr_found): Indicate that insn was disconnected from
28025 (code_motion_process_successors): Do not call after_merge_succs
28026 callback if original expression was not found when traversing any of
28028 (code_motion_path_driver): Change return type. Update prototype.
28029 (move_op): Update comment. Add a new parameter (should_move). Update
28030 prototype. Set *should_move based on indication provided by
28031 move_op_orig_expr_found.
28033 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
28035 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
28036 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
28037 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
28038 * config/rs6000/rs6000.c (rs6000_override_options): Default
28039 avoid-indexed-addresses on for Power6, off for everything else.
28040 (avoiding_indexed_address_p): New function.
28041 (rs6000_legitimize_address): Use it.
28042 (rs6000_legitimate_address): Likewise.
28043 * config/rs6000/rs6000.md (movXX_updateX): Likewise
28045 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
28047 PR tree-optimization/38997
28048 * tree-loop-distribution.c (generate_memset_zero): Use
28049 POINTER_PLUS_EXPR for a pointer addition.
28051 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
28053 * config/s390/s390.md (bswap<mode>2): New pattern added.
28055 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28057 * config/s390/s390.md (*tls_load_31): Added type attribute.
28059 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28061 * config/s390/s390.md: Fix a few comments.
28063 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28065 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
28066 (*tm<mode>_full): Fixed z10prop attribute.
28067 (*tst<mode>_extimm): Fixed z10prop attribute.
28068 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
28069 (*tstqiCCT_cconly): Fixed z10prop attribute.
28070 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
28071 (*movsi_larl): Fixed z10prop attribute.
28072 (*movsi_zarch): Fixed z10prop attribute.
28073 (*movsi_eas): Fixed z10prop attribute.
28074 (*movhi): Fixed z10prop attribute.
28075 (*movqi): Fixed z10prop attribute.
28076 (*movstrictqi): Fixed z10prop attribute.
28077 (*mov<mode>): Fixed z10prop attribute.
28078 (*movcc): Fixed z10prop attribute.
28079 (*sethighpartdi_64): Fixed z10prop attribute.
28080 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
28081 (*negdi2_sign_cc): Fixed z10prop attribute.
28082 (*negdi2_sign): Fixed z10prop attribute.
28083 (*absdi2_sign_cc): Fixed z10prop attribute.
28084 (*absdi2_sign): Fixed z10prop attribute.
28085 (*negabsdi2_sign_cc): Fixed z10prop attribute.
28086 (*negabsdi2_sign): Fixed z10prop attribute.
28087 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
28088 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
28089 (doloop_si64): Fixed z10prop attribute.
28090 (doloop_si31): Fixed z10prop attribute.
28091 (doloop_long): Fixed z10prop attribute.
28092 (indirect_jump): Fixed z10prop attribute.
28093 (nop): Fixed z10prop attribute.
28094 (main_base_64): Fixed z10prop attribute.
28095 (reload_base_64): Fixed z10prop attribute.
28097 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28099 PR rtl-optimization/38740
28100 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
28102 * config/mips/mips.c (mips_reorg): Likewise.
28104 2009-01-28 Richard Guenther <rguenther@suse.de>
28106 PR tree-optimization/38926
28107 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
28108 with the correct value id to a value.
28109 (do_regular_insertion): Use the value number of edoubleprime
28110 for the value number of the expr.
28113 2008-08-21 Richard Guenther <rguenther@suse.de>
28115 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
28116 a PHI ask VN if it is already available.
28117 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
28118 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
28120 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28122 PR middle-end/38934
28123 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
28124 set to varying whenever max has TREE_OVERFLOW set, similarly
28125 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
28127 2009-01-28 Richard Guenther <rguenther@suse.de>
28129 PR middle-end/38908
28130 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
28131 uninitialized aggregate uses in call arguments.
28133 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
28135 PR tree-optimization/38984
28136 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
28137 the nothing_id variable if -fno-delete-null-pointer-checks.
28139 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
28142 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
28143 (set_got_offset_rex64): Ditto.
28145 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
28148 * doc/extend.texi: Improve local variable with asm reg.
28150 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
28152 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
28153 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
28154 was not supplied then set warn_packed_bitfield_compat to the
28155 default value of 1.
28156 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
28159 2009-01-27 Richard Guenther <rguenther@suse.de>
28161 PR tree-optimization/38503
28162 * cfgexpand.c (expand_gimple_basic_block): Ignore
28163 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
28164 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
28165 variables that cannot have TBAA applied.
28166 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
28169 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
28171 PR middle-end/38969
28172 * calls.c (initialize_argument_information): Do not wrap complex
28173 arguments in SAVE_EXPR.
28175 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
28177 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
28178 (INSTALL_LIBGCC): Revert typo commit.
28180 2009-01-26 Richard Guenther <rguenther@suse.de>
28182 PR tree-optimization/38745
28183 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
28184 from special handling.
28186 2009-01-26 Richard Guenther <rguenther@suse.de>
28188 PR tree-optimization/38745
28189 * tree-ssa.c (execute_update_addresses_taken): Do not include
28190 variables that cannot possibly be a register in not_reg_needs.
28191 Do not clear TREE_ADDRESSABLE on vars that may not become
28193 * tree-ssa.c (update_alias_info_1): Include those in the set
28194 of addressable vars.
28196 2009-01-26 Richard Guenther <rguenther@suse.de>
28198 PR middle-end/38851
28199 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
28200 * tree-ssa-dse.c: Include langhooks.h
28201 (execute_simple_dse): Remove stores with zero size.
28203 2009-01-24 Jakub Jelinek <jakub@redhat.com>
28206 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
28209 2009-01-24 Julian Brown <julian@codesourcery.com>
28211 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
28212 config/arm/linux-atomic.c.
28213 * config/arm/linux-atomic.c: New.
28215 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
28217 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
28218 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
28219 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
28221 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
28224 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
28227 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
28229 PR tree-optimization/38953
28230 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
28231 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
28232 (gloog): Split the exit of the scop when the scop exit is a loop exit.
28233 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
28236 2009-01-24 Paul Brook <paul@codesourcery.com>
28238 * config/arm/neon.md (neon_type): Move to arm.md.
28239 (neon_mov<VSTRUCT>): Add neon_type attribute.
28240 * config/arm/arm.md (neon_type): Move to here.
28241 (conds): Add "unconditioal" and use as default for NEON insns.
28243 2009-01-24 Ben Elliston <bje@au.ibm.com>
28245 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
28246 void *' warning from -Wc++-compat.
28247 * Makefile.in (dominance.o-warn): Remove.
28249 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
28251 PR tree-optimization/38932
28252 * fold-const.c (fold_unary_ignore_overflow): New.
28253 * tree.h (fold_unary_ignore_overflow): Declare.
28254 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
28255 * tree-ssa-sccvn.c (visit_reference_op_load,
28256 simplify_unary_expression): Likewise.
28258 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
28260 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
28261 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
28262 regardless of their type.
28263 * c-common.c (handle_packed_attribute): Don't ignore packed on
28265 * c.opt (Wpacked-bitfield-compat): New warning option.
28266 * stor-layout.c (place_field): Warn if offset of a field changed.
28267 * doc/extend.texi (packed): Mention the ABI change.
28268 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
28269 (Warning Options): Add it to the list.
28271 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
28273 * c-opts.c (c_common_post_options): Fix a typo in comments.
28275 2009-01-22 Steve Ellcey <sje@cup.hp.com>
28277 PR middle-end/38615
28278 * gimplify.c (gimplify_init_constructor): Fix promotion of const
28279 variables to static.
28280 * doc/invoke.texi (-fmerge-all-constants): Update description.
28282 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
28285 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
28286 (*movdi_1_rex64): Use type "mmx" for alternative 5.
28288 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
28290 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
28292 (LOCAL_ALIGNMENT): Similarly.
28294 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28295 Joseph Myers <joseph@codesourcery.com>
28297 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
28298 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
28299 * config/arm/arm-tune.md: Regenerate.
28300 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
28303 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28305 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
28306 version number to five.
28308 2009-01-22 Dodji Seketeli <dodji@redhat.com>
28311 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
28312 * c-common.c (set_underlying_type): Likewise.
28313 (is_typedef_decl ): Likewise
28315 (set_underlying_type): Likewise.
28316 (is_typedef_type): Likewise.
28318 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
28320 PR middle-end/38587
28321 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
28324 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28327 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
28328 (LIBGCC_SPEC): Don't define.
28329 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
28331 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
28333 PR rtl-optimization/38879
28334 * alias.c (base_alias_check): Unaligned access via AND address can
28335 alias all surrounding object types except those with sizes equal
28336 or wider than the size of unaligned access.
28338 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28341 * c-decl.c (clone_underlying_type): Move this ...
28342 * c-common.c (set_underlying_type): ... here.
28343 Also, make sure the function properly sets TYPE_STUB_DECL() on
28344 the newly created typedef variant type.
28345 (is_typedef_decl ): New entry point.
28346 * tree.h: Added a new member member_types_needing_access_check to
28347 struct tree_decl_non_common.
28348 (set_underlying_type): New entry point.
28349 (is_typedef_type): Likewise.
28351 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28353 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28354 Check whether two instructions have memory references that
28355 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28356 are helper functions for traversing.
28357 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28358 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28359 not to draw dependency edge for instructions with non-conflicting
28362 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28365 * longlong.h: Update copyright years. Use soft-fp license notice.
28366 Sync __clz_tab declaration with glibc.
28368 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28371 * doc/extend.texi (syscall_linkage): New.
28372 (version_id): Modify.
28374 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28375 Richard Guenther <rguenther@suse.de>
28377 PR tree-optimization/38747
28378 PR tree-optimization/38748
28379 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28380 conversion if the base address is an indirect reference and the
28381 aliasing sets could cause issues.
28383 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28385 * common.opt (fgraphite, fgraphite-identity): Add comment for
28386 explaining why these options are not documented.
28388 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28390 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28391 gimple_call_lhs is NULL.
28393 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28396 * emit-rtl.c (adjust_address_1): Make sure memref is never
28399 2009-01-20 Ben Elliston <bje@au.ibm.com>
28401 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28402 const qualifier from arg parameter. Remove unnecessary cast to char *.
28403 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28404 const qualifier from arg 2.
28406 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28408 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28410 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28413 * rtl.h (reinit_regs): New prototype.
28414 * regclass.c: Include ira.h.
28415 (reinit_regs): New.
28416 * Makefile.in (regclass.o): Add ira.h.
28417 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28419 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28422 * c-common.c (handle_aligned_attribute): Use
28423 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28424 default alignment value.
28426 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28428 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28429 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28431 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28432 __BIGGEST_ALIGNMENT__.
28434 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28436 2009-01-18 Richard Guenther <rguenther@suse.de>
28438 PR tree-optimization/38819
28439 * tree-flow.h (operation_could_trap_helper_p): Declare.
28440 * tree-eh.c (operation_could_trap_helper_p): Export.
28441 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28442 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28443 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28444 are about to insert a possibly trapping instruction and fail
28447 2009-01-18 Andreas Schwab <schwab@suse.de>
28449 * doc/install.texi (Configuration): Remove obsolete paragraph
28450 about use of --with-gnu-ld with --with-gnu-as.
28452 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28454 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28455 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28456 Follow spelling conventions.
28458 2009-01-18 Ben Elliston <bje@au.ibm.com>
28460 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28461 C++ warning about implicit conversion from void * to struct
28463 (bitmap_obstack_free): Likewise for bitmap_element *.
28464 * Makefile.in (bitmap.o-warn): Remove.
28466 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28468 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28470 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28471 Tobias Grosser <tobi.grosser@amd.com>
28473 * graphite.c (graphite_trans_scop_block): Do not block single
28476 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28478 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28479 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28480 test with assertion.
28482 2009-01-16 Richard Guenther <rguenther@suse.de>
28484 PR tree-optimization/38835
28485 PR middle-end/36227
28486 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28487 and INT + PTR -> (INT)(PTR p+ INT) folding.
28488 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28490 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28493 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28494 the subreg from a lowpart subreg if it is also casting the value.
28496 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28497 Tobias Grosser <tobi.grosser@amd.com>
28499 * graphite.c (compare_prefix_loops): New.
28500 (build_scop_canonical_schedules): Rewritten.
28501 (graphite_transform_loops): Move build_scop_canonical_schedules
28502 after build_scop_iteration_domain.
28504 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28505 Tobias Grosser <tobi.grosser@amd.com>
28507 * graphite.c (add_conditions_to_domain): Add the loops to
28508 the dimension of the iteration domain. Do copy the domain
28509 only when it exists.
28510 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28511 (add_conditions_to_constraints): New.
28512 (can_generate_code_stmt, can_generate_code): Removed.
28513 (gloog): Do not call can_generate_code.
28514 (graphite_transform_loops): Call add_conditions_to_constraints
28515 after building the iteration domain.
28517 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28519 PR tree-optimization/38789
28520 * tree-ssa-threadedge.c
28521 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28522 __builtin_constant_p.
28524 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28526 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28527 examined before deleting them.
28529 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28531 * function.c (aggregate_value_p): Correctly extract the function
28532 type from CALL_EXPR_FN lookup.
28534 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28536 * config/picochip/picochip.c (picochip_override_options): Revert
28537 CFI asm flag disable commited previously.
28539 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28540 Tobias Grosser <tobi.grosser@amd.com>
28541 Jan Sjodin <jan.sjodin@amd.com>
28543 * graphite.c (scan_tree_for_params): On substractions negate
28544 all the coefficients of the term.
28545 (clast_to_gcc_expression_red): New. Handle reduction expressions
28546 of more than two operands.
28547 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28548 (get_vdef_before_scop): Handle also the case of default definitions.
28550 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28552 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28553 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28554 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28556 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28557 Joey Ye <joey.ye@intel.com>
28559 PR middle-end/37843
28560 * cfgexpand.c (expand_stack_alignment): Don't update stack
28561 boundary nor check incoming stack boundary here.
28562 (gimple_expand_cfg): Update stack boundary and check incoming
28563 stack boundary here.
28565 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28567 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28569 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28571 PR rtl-optimization/38245
28572 * calls.c (expand_call): Add stack arguments to
28573 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28574 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28575 in regs and partially in memory or BLKmode arguments.
28576 (emit_library_call_value_1): Add stack arguments to
28577 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28578 ACCUMULATE_OUTGOING_ARGS).
28579 * dce.c: Include tm_p.h.
28580 (find_call_stack_args): New function.
28581 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28583 (mark_insn): Call find_call_stack_args for CALL_Ps.
28584 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28585 forwards. Allocate and free arg_stores bitmap if needed, pass it
28586 down to deletable_insn_p, don't mark stores set in arg_stores
28587 bitmap, clear the bitmap at the beginning of each bb.
28588 * Makefile.in (dce.o): Depend on $(TM_P_H).
28590 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28593 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28594 to make sure the insn is a conditional test (bug 22599). Reformat a
28597 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28599 PR middle-end/38431
28600 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28601 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28602 (gloog): Do not call cleanup_tree_cfg.
28603 (graphite_transform_loops): Call cleanup_tree_cfg after all
28604 scops have been code generated.
28606 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28607 * doc/gty.texi (Invoking the garbage collector): Added new node
28608 and section documenting ggc_collect.
28610 2009-01-14 Richard Guenther <rguenther@suse.de>
28612 PR tree-optimization/38826
28613 PR middle-end/38477
28614 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28615 initialization notes only if we actually emitted a warning.
28616 (intra_create_variable_infos): Add constraints for a result decl
28617 that is passed by hidden reference.
28618 (build_pred_graph): Mark all related variables non-direct on
28621 2009-01-14 Nick Clifton <nickc@redhat.com>
28623 * ira-conflicts.c: Include addresses.h for the definition of
28625 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28626 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28628 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28631 * Makefile.in (ira-lives.o): Add except.h.
28633 * ira-lives.c: Include except.h.
28634 (process_bb_node_lives): Process can_throw_internal.
28636 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28638 PR rtl-optimization/38774
28639 * combine.c (simplify_set): When undoing cc_use change, don't do
28640 PUT_CODE on the newly created comparison, but instead put back the
28643 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28645 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28646 values. Remove duplicate arm8 entry.
28648 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28650 PR tree-optimization/38786
28651 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28652 the SSA_NAME case of expand_scalar_variables_expr.
28653 Set the type of an expression to the type of its assign statement.
28654 (expand_scalar_variables_expr): Also gather the scalar computation
28655 used to index the memory access. Do not pass loop_p.
28656 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28657 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28658 the gimple_stmt_iterator where it inserts new code.
28659 Do not pass loop_p.
28660 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28661 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28663 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28665 * graphite.h (debug_value): Removed.
28666 * graphite.c (debug_value): Removed.
28668 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28670 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28671 ldrd/strd with two 32-bit instructions.
28673 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28675 * config/arm/arm.c (struct processors): Pass for speed down into
28676 cost helper functions.
28677 (const_ok_for_op): Handle COMPARE and inequality nodes.
28678 (arm_rtx_costs_1): Rewrite.
28679 (arm_size_rtx_costs): Update prototype.
28680 (arm_rtx_costs): Pass speed down to helper functions.
28681 (arm_slowmul_rtx_costs): Rework cost calculations.
28682 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28683 (arm_9e_rtx_costs): Likewise.
28685 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28687 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28688 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28689 (alpha_legitimize_address): Do not split local symbols wider than
28690 UNITS_PER_WORD into HIGH/LO_SUM parts.
28692 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28695 * gcc.c (process_command): Replace call to execvp with calls
28696 to pex_one and exit.
28698 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28701 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28702 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28703 variant for devices with 3-byte PC.
28704 (__tablejump_elpm__): New.
28706 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28709 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28710 offsetof member-designator, handle it as `[0].'.
28712 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28714 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28715 function when not using named sections on targets with named sections
28716 if branch distance is less than 262132.
28718 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28720 * combine.c (combine_instructions): Recompute
28721 optimize_this_for_speed_p for each BB in the main combine loop.
28723 2009-01-12 Tomas Bily <tbily@suse.cz>
28726 * tree-loop-distribution.c (prop_phis): New function.
28727 (generate_builtin): Call prop_phis.
28729 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28731 PR tree-optimization/38807
28732 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28733 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28735 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28737 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28738 subreg of op0 to the original op0.
28740 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28742 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28744 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28747 * mips-tfile.c (parse_def): Fix parsing of def strings
28748 starting with digits.
28750 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28753 * config/arm/arm.c (arm_is_long_call_p): Don't call
28754 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28756 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28758 * regrename.c (regrename_optimize): Fix dumping.
28759 (find_oldest_value_reg): Preserve REG_POINTER.
28760 (copy_hardreg_forward_1): Likewise.
28762 2009-01-09 Diego Novillo <dnovillo@google.com>
28764 * gimple.h (struct gimple_statement_base) <uid>: Document
28765 the restrictions on its use.
28766 (gimple_uid): Tidy.
28767 (gimple_set_uid): Tidy.
28769 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28771 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28772 zero guard even if align_bytes != 0 and count is smaller than
28775 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28777 PR rtl-optimization/38495
28778 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28779 (add_range_and_copies_from_move_list): Print all added ranges.
28780 Add ranges to memory optimized destination.
28782 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28786 * config/i386/i386.c (override_options): Reject
28787 -mstringop-strategy=rep_8byte with -m32.
28788 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28789 to 1. Do count comparison against epilogue_size_needed at compile
28790 time even when count_exp was constant forced into register. For
28791 size_needed don't jump to epilogue, instead just avoid aligning
28792 and invoke the body algorithm. If need_zero_guard, add zero guard
28793 even if count is non-zero, but smaller than size_needed + number of
28794 bytes that could be stored for alignment.
28795 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28796 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28797 but smaller than size_needed + number of bytes that could be stored
28798 for alignment. Compare size_needed with epilogue_size_needed instead
28799 of desired_align - align, don't adjust size_needed, pass
28800 epilogue_size_needed to the epilogue expanders.
28803 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28805 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28807 * pa.c (last_address): Change to unsigned.
28808 (update_total_code_bytes): Change argument to unsigned. Don't
28809 check if insn addresses are set.
28810 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28811 addresses are not set.
28812 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28814 2009-01-09 Nick Clifton <nickc@redhat.com>
28816 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28817 DECL_DECLARED_INLINE_P.
28819 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28821 PR middle-end/38347
28822 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28823 GET_MODE (op0) in operand_subword_force calls.
28825 PR middle-end/38771
28826 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28827 fold_convert arg0 operands to TREE_TYPE (op0) first.
28829 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28831 * params.def (ira-max-conflict-table-size): Decrease default value
28834 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28836 PR tree-optimization/37031
28837 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28839 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28840 allocate it using gc instead of heap, use VEC_quick_push instead of
28842 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28843 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28844 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28845 allocated vector from heap allocated.
28846 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28847 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28848 vector only after perfect_loop_nest_depth call.
28850 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28851 Jan Sjodin <jan.sjodin@amd.com>
28853 PR tree-optimization/38559
28854 * graphite.c (debug_value, copy_constraint,
28855 swap_constraint_variables, scale_constraint_variable, ): New.
28856 (get_lower_bound, get_upper_bound): Removed.
28857 (graphite_trans_bb_strip_mine): Clean up this code that works
28858 only for constant number of iterations. Fully copy upper and
28859 lower bound constraints, not only the constant part of them.
28860 * graphite.h (debug_value): Declared.
28862 2009-01-08 Ira Rosen <irar@il.ibm.com>
28864 PR tree-optimization/37194
28865 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28866 Don't add the cost of cost model guard in prologue to scalar
28867 outside cost in case of known number of iterations.
28869 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28870 Alan Modra <amodra@bigpond.net.au>
28872 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28873 non-word-aligned REG+CONST addressing.
28875 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28878 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28879 free_after_compilation when outputting a thunk.
28880 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28881 Do not call free_after_compilation here.
28883 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28885 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28886 (ix86_valid_target_attribute_inner_p): Ditto.
28888 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28890 PR tree-optimization/38492
28891 PR tree-optimization/38498
28892 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28893 * tree-chrec.h (scev_is_linear_expression): Declared.
28894 * graphite.c (graphite_cannot_represent_loop_niter): New.
28895 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28896 (graphite_loop_normal_form): Use gcc_assert.
28897 (scan_tree_for_params): Use CASE_CONVERT.
28898 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28899 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28900 Use gcc_assert. Discard scops that contain unhandled cases.
28901 (build_scop_conditions): Return a boolean status for unhandled cases.
28902 (strip_mine_profitable_p): Print the loop number, not its depth.
28903 (is_interchange_valid): Pass the depth of the loop nest, don't
28904 recompute it wrongly.
28905 (graphite_trans_bb_block): Same.
28906 (graphite_trans_bb_block): Print tentative of loop blocking.
28907 (graphite_trans_scop_block): Do not print that the loop has been
28909 (graphite_transform_loops): Do not handle scops that contain condition
28912 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28914 AVX Programming Reference (December, 2008)
28915 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28916 (_mm256_stream_pd): Likewise.
28917 (_mm256_stream_ps): Likewise.
28919 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28920 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28921 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28922 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28923 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28924 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28925 (ix86_expand_special_args_builtin): Likewise.
28927 * config/i386/sse.md (AVXMODEDI): New.
28928 (avx_movnt<mode>): Likewise.
28929 (avx_movnt<mode>): Likewise.
28930 (<sse>_movnt<mode>): Remove AVX support.
28931 (sse2_movntv2di): Likewise.
28933 2009-01-07 Richard Guenther <rguenther@suse.de>
28935 PR middle-end/38751
28936 * fold-const.c (extract_muldiv): Remove obsolete comment.
28937 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28938 to PLUS_EXPR canonicalization for the canonicalization.
28940 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28942 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28943 hosted cross-compilers generating less efficient code.
28945 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28947 * function.h (rtl_data): Add a dbr_scheduled_p field.
28948 * reorg.c (dbr_schedule): Set it.
28949 (gate_handle_delay_slots): Check it.
28950 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28951 (mips_reorg): Check flag_delayed_branch instead of
28952 mips_base_delayed_branch.
28953 (mips_override_options): Don't set mips_base_delayed_branch
28954 or flag_delayed_branch.
28956 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28958 PR rtl-optimization/38426.
28959 * ira.c (ira): Set current_function_is_leaf earlier.
28961 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28963 PR rtl-optimization/38722
28964 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28965 too early, only set a flag and modify after last possible
28968 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28971 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28972 * real.c (decimal_single_format): Correct values of emin and emax.
28973 (decimal_double_format): Ditto.
28974 (decimal_quad_format): Ditto.
28975 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28976 computation of DECnn_MIN and DECnn_MAX for corrected values of
28977 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28978 __DECnn_MIN__, and adjust its computation for the corrected value
28981 2009-01-06 Jan Hubicka <jh@suse.cz>
28984 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28986 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28988 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28989 Add Robert Clark to the list of testers.
28991 2009-01-06 Jan Hubicka <jh@suse.cz>
28992 Kai Tietz <kai.tietz@onevision.com>
28994 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28995 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28997 2009-01-06 Jan Hubicka <jh@suse.cz>
28998 Kai Tietz <kai.tietz@onevision.com>
29000 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
29002 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
29003 (ix86_nsaved_regs): Count only general purpose regs.
29004 (ix86_nsaved_sseregs): New.
29005 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
29006 to 16 for w64; compute padding and size of sse reg save area.
29007 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
29008 general purpose regs.
29009 (ix86_emit_save_sse_regs_using_mov): New.
29010 (ix86_expand_prologue): Save SSE regs if needed.
29011 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
29012 (ix86_emit_restore_sse_regs_using_mov): New.
29013 (ix86_expand_epilogue): Save SSE regs if needed.
29015 2009-01-06 Jan Hubicka <jh@suse.cz>
29016 Kai Tietz <kai.tietz@onevision.com>
29018 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
29019 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
29020 functions when accumulate outgoing args is off.
29022 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
29025 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
29026 before using pseudos_have_intersected_live_ranges_p.
29028 * ira-int.h (ira_assert): Always define.
29030 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
29032 AVX Programming Reference (December, 2008)
29033 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
29034 (_mm256_permute2_pd): Likewise.
29035 (_mm_permute2_ps): Likewise.
29036 (_mm256_permute2_ps): Likewise.
29037 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
29038 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
29040 * config/i386/i386.c (ix86_builtins): Remove
29041 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
29042 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
29043 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
29044 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
29045 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
29046 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
29047 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
29048 __builtin_ia32_vpermil2ps256.
29049 (ix86_init_mmx_sse_builtins): Updated.
29050 (ix86_expand_args_builtin): Likewise.
29052 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29054 * pa.c (output_call): Relocate non-jump insns in the delay slot of
29055 long absolute calls when generating PA 2.0 code.
29057 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
29059 PR rtl-optimization/38583
29060 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
29062 * params.def (ira-max-conflict-table-size): New.
29064 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
29066 * ira.h (ira_conflicts_p): New external definition.
29068 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
29069 table. Report this. Return result of building.
29070 (ira_build_conflicts): Use ira_conflicts_p. Check result of
29071 building conflict table.
29073 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
29074 (ira_color): Use ira_conflicts_p.
29076 * global.c: Include ira.h.
29077 (pseudo_for_reload_consideration_p, build_insn_chain): Use
29080 * Makefile.in (global.o): Add ira.h.
29082 * ira-build.c (mark_all_loops_for_removal,
29083 propagate_some_info_from_allocno): New.
29084 (remove_unnecessary_allocnos): Call
29085 propagate_some_info_from_allocno.
29086 (remove_low_level_allocnos): New.
29087 (remove_unnecessary_regions): Add parameter. Call
29088 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
29089 parameter to remove_unnecessary_regions.
29090 (ira_build): Remove all regions but root if the conflict table was
29091 not built. Update conflict hard regs for allocnos crossing calls.
29093 * ira.c (ira_conflicts_p): New global.
29094 (ira): Define and use ira_conflicts_p.
29096 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
29097 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
29098 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
29100 2009-01-06 Ben Elliston <bje@au.ibm.com>
29102 * gengtype-lex.l (YY_NO_INPUT): Define.
29104 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
29107 * c-common.c (handle_vector_size_attribute): Also reject
29108 BOOLEAN_TYPE types.
29110 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
29112 PR tree-optimization/38492
29113 * graphite.c (rename_map_elt, debug_rename_elt,
29114 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
29115 rename_map_elt_info, eq_rename_map_elts,
29116 get_new_name_from_old_name, bb_in_sese_p): Moved around.
29117 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
29118 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
29119 (sese_build_livein_liveouts): New.
29120 (new_sese, free_sese): New.
29121 (new_scop): Call new_sese.
29122 (free_scop): Call free_sese.
29123 (rename_variables_from_edge, rename_phis_end_scop): Removed.
29124 (register_old_new_names): Renamed register_old_and_new_names.
29125 (register_scop_liveout_renames, add_loop_exit_phis,
29126 insert_loop_close_phis, struct igp,
29127 default_liveout_before_guard, add_guard_exit_phis,
29128 insert_guard_phis, copy_renames): New.
29129 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
29130 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
29131 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
29132 (scop_adjust_phis_for_liveouts): New.
29133 (gloog): Call scop_adjust_phis_for_liveouts.
29135 * graphite.h (struct sese): Documented. Added fields liveout,
29136 num_ver and livein.
29137 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
29138 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
29139 (struct scop): Added field liveout_renames.
29140 (SCOP_LIVEOUT_RENAMES): New.
29142 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29144 PR tree-optimization/38510
29145 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
29146 (translate_clast): Call recompute_all_dominators before
29148 (gloog): Call recompute_all_dominators before graphite_verify.
29150 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29151 Jan Sjodin <jan.sjodin@amd.com>
29153 PR tree-optimization/38500
29154 * graphite.c (create_sese_edges): Call fix_loop_structure after
29157 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
29159 * config.gcc: Add m32r*-*-rtems*.
29160 * config/m32r/rtems.h: New file.
29162 2009-01-05 Ben Elliston <bje@au.ibm.com>
29164 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
29165 (.po.pox): Likewise.
29166 (po/gcc.pot): Likewise.
29168 2009-01-04 David S. Miller <davem@davemloft.net>
29170 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
29171 (STARTING_FRAME_OFFSET): Always set to zero.
29173 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29175 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
29176 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
29177 fixed-point types, and vectors of the same.
29179 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29181 * config/mips/sync.md (*mb_barrier): Rename to...
29182 (*memory_barrier): ...this.
29184 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
29186 * doc/extend.texi (Function Attributes): Move @cindex after @item
29187 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
29188 and put in alphabetical order. Fix 'target' name and put in order.
29189 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
29192 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
29194 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
29195 (memory_barrier): Expand as unspec instead of unspec_volatile.
29196 Remove mem:BLK from insn operands. Use Pmode scratch register.
29197 (*memory_barrier): Define as unspec instead of unspec_volatile.
29198 Use (match_dup 0) as input operand.
29200 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
29201 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
29202 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
29203 scratch register. Remove operand 1.
29204 (*stbar): Define as unspec instead of unspec_volatile.
29205 Use (match_dup 0) as input operand, remove (const_int 8).
29206 (*membar): Define as unspec instead of unspec_volatile.
29207 Use (match_dup 0) as input operand, remove input operand 2.
29209 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
29210 (memory_barrier): Expand as unspec instead of unspec_volatile.
29211 Remove mem:BLK from insn operands. Use Pmode scratch register.
29212 (*memory_barrier): Define as unspec instead of unspec_volatile.
29213 Use (match_dup 0) as input operand.
29215 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
29216 Remove mem:BLK from insn operands. Use Pmode scratch register.
29217 Set volatile flag on operand 0.
29218 (*memory_barrier): New insn pattern.
29220 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
29222 (*memory_barrier): Use (match_dup 0) as input operand.
29224 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
29225 Remove mem:BLK from insn operands. Use Pmode scratch register.
29226 Set volatile flag on operand 0.
29227 (*mb_internal): New insn pattern.
29229 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
29231 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29233 PR middle-end/38586
29234 * function.c (struct temp_slot): Move to the section of the file
29235 that deals with temp slots. Remove field 'address'.
29236 (temp_slot_address_table): New hash table of address -> temp slot.
29237 (struct temp_slot_address_entry): New struct, items for the table.
29238 (temp_slot_address_compute_hash, temp_slot_address_hash,
29239 temp_slot_address_eq, insert_temp_slot_address): Support functions
29241 (find_temp_slot_from_address): Rewrite to use the new hash table.
29242 (remove_unused_temp_slot_addresses): Remove addresses of temp
29243 slots that have been made available.
29244 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
29245 worker function for remove_unused_temp_slot_addresses.
29246 (assign_stack_temp_for_type): Don't clear the temp slot address list.
29247 Add the temp slot address to the address -> temp slot map.
29248 (update_temp_slot_address): Update via insert_temp_slot_address.
29249 (free_temp_slots): Call remove_unused_temp_slot_addresses.
29250 (pop_temp_slots): Likewise.
29251 (init_temp_slots): Allocate the address -> temp slot map, or empty
29252 the map if it is already allocated.
29253 (prepare_function_start): Initialize temp slot processing.
29255 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29257 PR middle-end/38584
29258 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
29259 Calculate the size of all stack vars assuming no packing of stack
29260 vars will happen, replacing a quadratic algorithm with a linear one.
29262 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29265 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
29268 2009-01-03 Diego Novillo <dnovillo@google.com>
29270 * doc/contrib.texi: Update contributions.
29272 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29275 * builtins.c (fold_builtin_memory_op): Give up if either operand
29276 is volatile. Set srctype or desttype to non-qualified version
29280 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
29281 and FUNCTION_DECLs.
29283 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
29285 PR rtl-optimization/35805
29286 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
29287 problem if fast dce is able to remove any instructions.
29288 * dce.c (dce_process_block): Fix dump message.
29290 2009-01-02 Mark Mitchell <mark@codesourcery.com>
29293 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
29295 2009-01-02 Jakub Jelinek <jakub@redhat.com>
29297 PR middle-end/38690
29298 * tree-flow.h (op_code_prio, op_prio): New prototypes.
29299 * tree-pretty-print.c (op_code_prio): New function.
29300 (op_prio): No longer static. Use op_code_prio.
29301 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
29302 Use op_prio and op_code_prio to determine if () should be
29303 printed around operand(s) or not.
29305 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
29306 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
29307 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
29308 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
29309 pp_character instead of pp_string for single letter printing.
29311 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
29313 * doc/extend.texi: Fix '#pragma GCC option' typo.
29315 2009-01-02 Richard Guenther <rguenther@suse.de>
29317 * doc/install.texi (--enable-checking): Mention different
29318 default for stage1.
29319 (--enable-stage1-checking): Document.
29321 2009-01-01 Andrew Pinski <pinskia@gmail.com>
29323 PR middle-end/30142
29324 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
29325 case to be an error.
29327 2009-01-02 Ben Elliston <bje@au.ibm.com>
29329 * config/fp-bit.h (pack_d): Constify argument.
29330 * config/fp-bit.c (makenan): Constify return type. Remove casts.
29331 (isnan): Constify argument.
29333 (iszero): Likewise.
29334 (pack_d): Likewise.
29335 (_fpadd_parts): Constify return type.
29336 (_fpmul_parts): Likewise.
29337 (_fpdiv_parts): Likewise.
29339 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29342 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29343 warn about overwriting initializer with side-effects or
29344 -Woverride-init if !IMPLICIT.
29345 (output_init_element): Likewise. Pass IMPLICIT down to
29347 (process_init_element): Add IMPLICIT argument. Pass it down
29348 to output_init_element.
29349 (push_init_element, pop_init_level, set_designator): Adjust
29350 process_init_element callers.
29351 (set_nonincremental_init, set_nonincremental_init_from_string):
29352 Adjust add_pending_init callers.
29353 (output_pending_init_elements): Adjust output_init_element callers.
29354 * c-tree.h (process_init_element): Adjust prototype.
29355 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29356 process_init_element callers.
29359 Copyright (C) 2009 Free Software Foundation, Inc.
29361 Copying and distribution of this file, with or without modification,
29362 are permitted in any medium without royalty provided the copyright
29363 notice and this notice are preserved.