1 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
3 * config/i386/i386.c: Remove signal.h #include.
5 2009-10-20 Jie Zhang <jie.zhang@analog.com>
7 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
8 * doc/rtl.texi: Document ss_abs.
10 2009-10-19 Jakub Jelinek <jakub@redhat.com>
12 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
13 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
14 instead of C_LEX_RAW_STRINGS.
15 (lex_string): Handle CPP_UTF8STRING.
16 * c-parser.c (c_parser_postfix_expression): Likewise.
17 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
18 (C_LEX_STRING_NO_JOIN): ... this.
20 2009-10-19 Anatoly Sokolov <aesok@post.ru>
22 * config/cris/cris.c (cris_function_value, cris_libcall_value,
23 cris_function_value_regno_p): New functions.
24 (cris_promote_function_mode): Update comment.
25 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
26 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
27 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
28 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
30 2009-10-19 Jakub Jelinek <jakub@redhat.com>
32 * unwind-dw2.c (execute_stack_op): Fix operand order for
33 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
35 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
37 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
38 (lower_stmt) <GIMPLE_BIND>: Add comment.
39 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
41 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
42 Otherwise lower it and set cannot_fallthru to true.
43 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
44 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
45 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
46 to true for a noreturn call. Do not remove statements.
47 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
48 Set cannot_fallthru to false on function exit.
49 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
50 <GIMPLE_ASSIGN>: Remove.
52 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
54 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
56 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
58 * config/s390/s390.c (s390_z10_optimize_cmp): Use
59 next/prev_active_insn to skip DEBUG_INSNs as well.
61 2009-10-19 Joseph Myers <joseph@codesourcery.com>
63 * config/arm/arm.c (output_move_neon): Use DImode in call to
66 2009-10-19 Matthias Klose <doko@ubuntu.com>
69 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
71 2009-10-19 Jakub Jelinek <jakub@redhat.com>
73 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
75 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
78 * optabs.c (expand_binop): Make mode of shift count expression mode
79 of shift count not target.
82 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
84 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
85 case. Force using values to replace references within the statement.
86 (convert_local_reference_stmt): Likewise.
88 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
90 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
91 remove a subsequent GOTO or RETURN statement.
93 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
95 * config/avr.md (*movqi): Add zero as equally preferable constraint
99 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
101 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
103 2009-10-17 Richard Guenther <rguenther@suse.de>
105 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
107 2009-10-17 Richard Guenther <rguenther@suse.de>
109 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
110 operands in COMPONENT_REFs.
112 2009-10-17 Anatoly Sokolov <aesok@post.ru>
114 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
115 if not defined. Change type of second argument to const_rtx.
116 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
118 * targhooks.h (default_libcall_value): Update prototype.
119 * target.h (struct gcc_target): Change type of second argument of
120 libcall_value to const_rtx.
121 * config/arm/arm.c (arm_libcall_value): Change type of second argument
123 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
124 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
126 2009-10-17 Jakub Jelinek <jakub@redhat.com>
129 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
130 * cgraphunit.c (cgraph_optimize): Call it.
131 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
132 (dwarf2out_assembly_start): ... here. New hook.
133 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
134 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
136 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
137 * sdbout.c (sdb_debug_hooks): Likewise.
138 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
139 (vmsdbgout_assembly_start): New hook.
141 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
143 * rtl.h (RTL_LOCATION): Fix typo.
145 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
147 * print-rtl.c (print_rtx): Print locators in asm_operands
150 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
153 * sched-deps.c (depl_on_debug_p): New.
154 (attach_dep_link): Reject debug deps before nondebug deps.
155 (add_to_deps_list): Insert debug deps after nondebug deps.
156 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
158 (sd_add_dep): Do not reject debug deps.
159 (add_insn_mem_dependence): Don't count debug deps.
160 (remove_from_deps): Likewise.
161 (sched_analyze_2): Set up mem deps on debug insns.
162 (sched_analyze_insn): Record reg uses for deps on debug insns.
163 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
164 try_ready nondebug insn after debug insn.
165 * ddg.c (create_ddg_dep_from_intra_loop_link,
166 create_ddg_dep_no_link): Don't reject debug deps.
168 2009-10-16 Richard Guenther <rguenther@suse.de>
170 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
171 (maybe_merge_incomplete_and_complete_type): Likewise.
172 (lto_symtab_merge): Do not call them. Do not warn for
173 complete vs. incomplete compatible types.
174 (lto_symtab_merge_decls_2): Simplify.
175 * gimple.c (gimple_force_type_merge): Remove.
176 (gimple_types_compatible_p): Make it static.
177 * gimple.h (gimple_force_type_merge): Remove.
178 (gimple_types_compatible_p): Likewise.
180 2009-10-16 Jakub Jelinek <jakub@redhat.com>
182 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
183 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
185 2009-10-16 Richard Guenther <rguenther@suse.de>
187 PR tree-optimization/41728
188 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
189 if fold_stmt did anything.
191 2009-10-16 Richard Guenther <rguenther@suse.de>
194 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
195 (maybe_fixup_handled_component): New function.
196 (input_gimple_stmt): Fixup mismatched decl replacements.
198 2009-10-16 Richard Guenther <rguenther@suse.de>
201 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
202 the same as VAR_DECL.
204 2009-10-16 Richard Guenther <rguenther@suse.de>
206 * gimple.c (iterative_hash_gimple_type): For integer types
207 also hash their minimum and maximum values and the string flag.
208 For array types hash their domain and the string flag.
210 2009-10-16 Richard Guenther <rguenther@suse.de>
212 * gimple.c (gimple_types_compatible_p): Restrict completing
213 types to record or unions. Simplify completion.
214 Do not merge records or unions with different
215 TYPE_STRUCTURAL_EQUALITY_P tag.
216 (iterative_hash_gimple_type): Restrict non-recursing into
217 pointer targets for records and unions.
219 2009-10-15 Jakub Jelinek <jakub@redhat.com>
222 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
223 * dwarf2out.c (mem_loc_descriptor): Don't handle
224 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
225 punt if it is not lowpart subreg or if inner mode isn't
228 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
230 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
231 investigating previous or next insns.
233 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
235 * tree-sra.c (build_ref_for_offset_1): Update comment.
237 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
239 * config/s390/s390.md (atype): Added missing values.
241 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
244 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
245 (casesi64p): Update pattern to reflect above.
247 2009-10-15 Steve Ellcey <sje@cup.hp.com>
249 PR rtl-optimization/41697
250 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
252 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
255 * config/rs6000/predicates.md: Update copyright year.
256 * config/rs6000/altivec.md: Ditto.
258 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
259 (MD_INCLUDES): Add a2.md.
261 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
262 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
263 (builtin_classify): New static vector to classify various builtins
264 to get the tree attributes correct.
265 (def_builtin): Set the attributes of builtins based on what the
266 builtin does (i.e. memory operation, floating point, saturation
267 need special attributes, others are pure functions).
269 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
271 (enum rs6000_builtins): Include rs6000-builtin.def to define the
272 builtins. Change the end marker to MAX_RS6000_BUILTINS from
273 RS6000_BUILTIN_COUNT.
274 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
277 * config/rs6000/rs6000-builtin.def: New file that combines the
278 builtin enumeration name and attributes.
280 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
282 * config/i386/linux.h (ASM_SPEC): Add --32.
284 2009-10-15 Jakub Jelinek <jakub@redhat.com>
286 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
287 and DW_TAG_template_alias.
288 (dwarf_attr_name): Handle DW_AT_main_subprogram,
289 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
290 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
291 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
292 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
293 and DW_AT_GNU_odr_signature.
294 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
295 DW_FORM_flag_present and DW_FORM_ref_sig8.
296 (output_signature): Only print name on the first byte.
297 (output_die): Likewise for dw_val_class_data8.
299 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
301 * doc/invoke.texi: Clarify that most optimizations are not enabled
304 2009-10-15 Richard Guenther <rguenther@suse.de>
307 * gimple.c (compare_type_names_p): Handle anonymous names
308 differently based on new mode argument.
309 (gimple_types_compatible_p): For structs also compare the tags.
310 (iterative_hash_type_name): Rename to ...
311 (iterative_hash_name): ... this. Hash all names.
312 (iterative_hash_gimple_type): Fix hashing the struct tag of
313 pointer targets. Hash field decl names.
315 2009-10-15 Richard Guenther <rguenther@suse.de>
318 * gimple.c (gimple_get_alias_set): Avoid recursing on
319 invalid type topology.
321 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
323 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
325 2009-10-15 Richard Guenther <rguenther@suse.de>
327 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
329 2009-10-15 Jakub Jelinek <jakub@redhat.com>
331 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
332 add --with-tune{,-32,-64} configured default for -mtune if explicit
335 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
337 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
339 2009-10-14 DJ Delorie <dj@redhat.com>
341 * config/h8300/h8300.c (F): New.
343 (h8300_emit_stack_adjustment): Call them.
345 (h8300_push_pop): Likewise.
346 (h8300_expand_prologue): Likewise.
347 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
348 (MUST_USE_SJLJ_EXCEPTIONS): Define.
349 (INCOMING_RETURN_ADDR_RTX): Define.
350 (INCOMING_FRAME_SP_OFFSET): Define.
351 (DWARF_CIE_DATA_ALIGNMENT): Define.
353 2009-10-14 Jakub Jelinek <jakub@redhat.com>
355 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
356 fields in builtin structs.
357 (finalize_record_size): Likewise.
359 2009-10-14 Richard Guenther <rguenther@suse.de>
361 * gimple.c (gtc_ob): New global.
362 (struct type_pair_d): Replace pointers with type UIDs.
363 (type_pair_hash): Adjust.
364 (type_pair_eq): Likewise.
365 (lookup_type_pair): Likewise. Allocate from an obstack.
366 (gimple_force_type_merge): Adjust.
367 (gimple_types_compatible_p): Likewise.
368 (free_gimple_type_tables): Free the obstack.
370 2009-10-14 Jakub Jelinek <jakub@redhat.com>
372 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
373 stmts setting DEBUG_EXPR_DECLs.
375 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
376 Don't crash if mode1 is VOIDmode.
378 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
380 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
381 * params.h (IRA_LOOP_RESERVED_REGS): New.
382 * tree-pass.h (pass_subregs_of_mode_init,
383 pass_subregs_of_mode_finish): Remove.
384 * passes.c (pass_subregs_of_mode_init,
385 pass_subregs_of_mode_finish): Remove.
386 (pass_reginfo_init): Move before loop optimizations.
387 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
388 * common.opt (fira-loop-pressure): New.
389 * toplev.h (flag_ira_loop_pressure): New.
390 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
391 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
392 Make external and void type functions.
393 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
394 pass_subregs_of_mode_finish): Remove.
395 * ira-costs.c (init_costs): Call init_subregs_of_mode.
396 * regmove.c: Include ira.h.
397 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
398 register pressure calculation in loops.
399 * loop-invariant.c: Include REGS_H and ira.h.
400 (struct loop_data): New members max_reg_pressure, regs_ref, and
402 (struct invariant): New member orig_regno.
403 (curr_loop): New variable.
404 (find_exits): Initialize regs_ref and regs_live.
405 (create_new_invariant): Initialize orig_regno.
406 (get_cover_class_and_nregs): New.
407 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
408 array. Add code for flag_ira_loop_pressure.
409 (gain_for_invariant): Make new_regs an array. Add code for
410 flag_ira_loop_pressure.
411 (best_gain_for_invariant): Ditto.
412 (set_move_mark): New parameter gain. Use it for debugging output.
413 (find_invariants_to_move): Make regs_needed and new_regs an array.
414 Add code for flag_ira_loop_pressure.
415 (move_invariant_reg): Set up orig_regno.
416 (move_invariants): Set up reg classes for pseudos for
417 flag_ira_loop_pressure.
418 (free_loop_data): Clear regs_ref and regs_live.
419 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
420 get_regno_cover_class, change_pressure, mark_regno_live,
421 mark_regno_death, mark_reg_store, mark_reg_clobber,
422 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
423 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
424 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
425 register pressure calculation in loops if new regs were added.
426 Call finish_subregs_of_mode.
427 * opts.c (decode_options): Set up flag_ira_loop_pressure.
428 * Makefile.in (loop-invariant.o): Add ira.h.
430 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
432 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
434 2009-10-14 Richard Guenther <rguenther@suse.de>
436 * lto-symtab.c (lto_symtab_compatible): Fold in ...
437 (lto_symtab_merge): ... here. Rewrite both to take the
438 prevailing and a to-be-merged entry and to queue diagnostics properly.
439 (lto_symtab_resolve_replaceable_p): New predicate for
441 (lto_symtab_resolve_can_prevail_p): Likewise.
442 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
443 handles merging commons by choosing the largest decl. Fold
444 in code that gives ODR errors.
445 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
447 (lto_symtab_merge_decls_1): Re-structure. Deal with the
448 case of no prevailing decl here. Diagnose mismatches
449 in object types here. Drop all but the prevailing decls.
450 (lto_symtab_prevailing_decl): Return the single prevailing decl.
451 * lto-streamer-in.c (lto_input_tree_ref): Deal with
452 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
454 2009-10-14 Richard Guenther <rguenther@suse.de>
457 * lto-streamer-in.c (input_bb): Replace debug stmts with
458 nops instead of dropping them.
460 2009-10-14 Nick Clifton <nickc@redhat.com>
462 * gcc/doc/extended.texi: Replace the dash character with @minus{}
463 in situations where it is being used as a minus symbol.
464 * gcc/doc/tm.texi: Likewise.
465 * gcc/doc/md.texi: Likewise.
467 2009-10-14 Jakub Jelinek <jakub@redhat.com>
469 PR preprocessor/41543
470 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
471 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
472 * tree.c: Include intl.h.
473 (expand_location): Handle BUILTINS_LOCATION.
474 * Makefile.in (tree.o): Depend on intl.h.
477 * dwarf2out.c (dwarf2out_var_location): Always clear
478 last_postcall_label when changing last_label.
480 2009-10-14 Pascal Obry <obry@adacore.com>
482 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
483 (process_command): Handle -E as done with -c and -S. Do not add
484 the target executable suffix to the output file when -E is used.
485 (main): Adjust error message accordingly.
487 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
493 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
495 (tree_code_size): Likewise.
497 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
499 * builtins.c (fold_builtin_1): Support complex "arc" functions.
500 * real.h (HAVE_mpc_arc): Define.
502 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
504 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
505 (struct builtin_description): Add fndecl field.
506 (bdesc): Remove const qualifier. Update initializer.
507 (sh_media_init_builtins): Remove const qualifier for d. Record
508 the result of add_builtin_function to the fndecl field.
509 (sh_builtin_decl): New.
510 (sh_media_builtin_decl): New.
512 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
515 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
516 requests between special registers.
518 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
520 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
522 2009-10-13 Richard Henderson <rth@redhat.com>
524 PR tree-optimization/41377
525 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
526 (cleanup_empty_eh_merge_phis): New change_region parameter;
527 pass it on to redirect_eh_edge_1. Update callers.
528 (cleanup_empty_eh_unsplit): Don't require an existing EH label
529 at the destination block.
531 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
533 * passes.c (register_pass): Replaced gcc_unreachable by
534 fatal_error on failure. Mentions plugins in comments & messages.
536 2009-10-13 Jakub Jelinek <jakub@redhat.com>
539 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
540 * sched-vis.c (print_value): Use it.
541 * cselib.c (cselib_hash_rtx): Likewise.
542 * print-rtl.c (print_rtx): Likewise.
543 * cfgexpand.c (expand_debug_rtx): Likewise.
544 * var-tracking.c (vt_expand_loc_callback): Likewise.
546 2009-10-13 Richard Guenther <rguenther@suse.de>
549 * opts.c (handle_option): Split out code to handle setting
550 the options flag var ...
551 (set_option): ... here.
552 * opts.h (set_option): Declare.
553 * lto-opts.c (register_user_option_p): Include -fexceptions
554 and all position independent code variants.
555 (handle_common_option): Remove.
556 (lto_reissue_options): Use set_option.
558 2009-10-13 Martin Jambor <mjambor@suse.cz>
560 PR tree-optimization/41661
561 * ipa-prop.c (compute_complex_pass_through): Allow only operations
562 that are tcc_comparisons or do not change the type in any
564 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
565 folding tcc_comparison operations.
567 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
569 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
572 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
578 * tree.def (DEBUG_EXPR_DECL): New.
579 * rtl.def (DEBUG_EXPR): New.
580 * gengtype.c (adjust_field_rtx_def): Handle it.
581 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
582 (insert_debug_temp_for_var_def): ... this. Drop support for
583 moving. Take iterator for def stmt; insert debug stmt before it.
584 Scan early for use count and kind in debug stmts.
585 (propagate_defs_into_debug_stmts): Rename to...
586 (insert_debug_temps_for_defs): ... this. Likewise.
587 * tree.h (DEBUG_TEMP_UID): New.
588 * tree.c (next_debug_decl_uid): New.
589 (make_node_stat): Count debug decls separately.
590 (copy_node_stat): Likewise.
591 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
592 * var-tracking.c (dv_is_decl_p): Recognize it.
593 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
594 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
595 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
596 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
597 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
598 (cselib_hash_rtx): Likewise.
599 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
600 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
602 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
603 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
604 * rtl.c (copy_rtx): Likewise.
605 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
606 * print-rtl.c (print_rtx): Likewise.
607 * sched-vis.c (print_value): Likewise.
608 (print_insn): Handle DEBUG_EXPR_DECL.
609 * tree-dump.c (dequeue_and_dump): Likewise.
610 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
611 * gimple-iterator (gsi_replace): Check for same lhs.
612 (gsi_remove): Insert debug temps.
613 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
614 (move_computations_stmt): Drop explicit propagation into debug stmts.
615 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
616 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
617 * tree-ssa-sink.c (statement_sink_location): Likewise.
618 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
619 * tree-ssanames.c (release_ssa_name): Adjust for rename.
620 * tree-flow.h: Likewise.
621 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
622 debug temps without values.
623 (eliminate_unnecessary_stmts): Don't discard just-inserted
626 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
629 * config/cris/cris.md (andu): Check that operand 1 is one of the
630 general registers. Fix typo in head comment.
632 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
634 * config/i386/i386.md (vswapmov): New.
635 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
636 (ix86_function_ms_hook_prologue): New.
637 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
638 * configure.ac: Test for swap suffix support in as.
639 * configure: Rebuild.
641 2009-10-12 Jakub Jelinek <jakub@redhat.com>
644 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
645 paradoxical subregs to prevent partial register stalls if the inner
646 mode is integer mode.
648 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
650 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
652 2009-10-12 Dodji Seketeli <dodji@redhat.com>
655 * gcc/dwarf2out.c (template_parameter_pack_die,
656 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
658 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
661 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
663 (maybe_register_def): Likewise. Take stmt iterator.
664 (rewrite_update_stmt): Take stmt iterator and pass it on.
665 (rewrite_update_enter_block): Pass stmt iterator.
667 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
669 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
670 (spu_builtin_decl): New function.
672 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
674 * config/i386/i386.md (SWIM): New mode iterator.
675 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
676 using SWIM mode iterator.
677 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
678 patterns using SWI48 mode iterator.
679 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
680 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
681 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
682 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
683 patterns using SWI248 mode iterator.
684 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
685 gen_x86_movdicc_0_m1_rex64 for renamed function
687 2009-10-11 Jose Ruiz <ruiz@adacore.com>
688 Eric Botcazou <ebotcazou@adacore.com>
691 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
692 * config/sparc/sol2-unwind.h: New file.
694 2009-10-11 Olivier Hainque <hainque@adacore.com>
695 Eric Botcazou <ebotcazou@adacore.com>
698 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
699 * config/i386/sol2-unwind.h: New file.
701 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
704 * config/i386/i386.md (addsi_1_zext): Get the proper second
707 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
709 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
710 all OLD_RTXes, not just REGs. Use copy_rtx to create the
713 2009-10-11 Richard Guenther <rguenther@suse.de>
715 * gimple.c (iterative_hash_type_name): Do not handle special
718 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
720 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
721 (*setcc_si_1_and): Ditto.
722 (*setcc_si_1_movzbl): Ditto.
723 (*setcc_<mode>_2): Ditto.
724 (*setcc_qi): Rename from *setcc_1.
725 (*setcc_qi_slp): Rename from *setcc_2.
727 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
728 (*zero_extendqisi2_movzbw_and splitter): Ditto.
730 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
731 "if" condition, there is already assert with reload_completed present.
733 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
735 * plugin.c (try_init_one_plugin): Improve constness of variable err.
737 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
739 * doc/install.texi (Final install): Refer to
740 http://gcc.gnu.org/bugs/ for bug reporting.
742 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
744 * configure.ac: Add test for dci instruction.
745 * configure: Regenerate.
746 * config.in: Likewise.
747 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
748 * doc/invoke.texi: Add cpu_type 476 and 476fp.
749 (-mmulhw): Add 476 to description.
751 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
752 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
753 (processor_target_table): Add 476 and 476fp entries.
754 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
755 (rs6000_issue_rate): Add CPU_PPC476.
756 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
757 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
758 (processor_type): Add PROCESSOR_PPC476.
759 (EXTRA_SPECS): Add asm_cpu_476 string.
760 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
761 (define_attr "cpu"): Add ppc476.
763 Update comments for 476.
764 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
765 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
766 Update copyright year.
767 * config/rs6000/476.md: New file.
768 * config/rs6000/40x.md: Add description for "isel" attribute.
769 Update copyright year.
770 * config/rs6000/440.md: Likewise.
771 * config/rs6000/603.md: Likewise.
772 * config/rs6000/6xx.md: Likewise.
773 * config/rs6000/7450.md: Likewise.
774 * config/rs6000/7xx.md: Likewise.
775 * config/rs6000/8540.md: Likewise.
776 * config/rs6000/cell.md: Likewise.
777 * config/rs6000/e300c2c3.md: Likewise.
778 * config/rs6000/e500mc.md: Likewise.
779 * config/rs6000/mpc.md: Likewise.
780 * config/rs6000/power4.md: Likewise.
781 * config/rs6000/power5.md: Likewise.
782 * config/rs6000/power6.md: Likewise.
783 * config/rs6000/power7.md: Likewise.
784 * config/rs6000/rios1.md: Likewise.
785 * config/rs6000/rios2.md: Likewise.
786 * config/rs6000/rs64.md: Likewise.
788 2009-10-10 Richard Guenther <rguenther@suse.de>
790 PR tree-optimization/41654
791 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
792 a cond expr before calling gimple_cond_set_condition_from_tree.
793 (ifcombine_iforif): Likewise.
795 2009-10-09 Ian Lance Taylor <iant@google.com>
797 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
798 * configure: Rebuild.
800 2009-10-09 Neil Vachharajani <nvachhar@google.com>
802 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
805 2009-10-09 Richard Guenther <rguenther@suse.de>
808 * target-def.h (TARGET_BUILTIN_DECL): Define.
809 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
810 * target.h (struct gcc_target): Add builtin_decl target hook.
811 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
812 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
814 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
816 (lto_output_builtin_tree): Sorry if the target does not support
817 streaming target builtins.
818 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
819 (rs6000_builtin_decl): New function.
820 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
821 (ix86_builtin_decl): New function.
823 2009-10-09 Jakub Jelinek <jakub@redhat.com>
825 PR preprocessor/41445
826 * c-ppoutput.c (do_line_change): New function.
827 (cb_line_change): Use it.
828 (scan_translation_unit): Call do_line_change if
829 avoid_paste or PREV_WHITE and token location is on a different line
833 * dwarf2out.c (dwarf2out_init): Test whether
834 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
837 PR rtl-optimization/41646
838 * calls.c (expand_call): For BLKmode types returned in registers
839 avoid likely spilled hard regs in copy_blkmode_from_reg generated
842 2009-10-09 Richard Guenther <rguenther@suse.de>
844 PR tree-optimization/41634
845 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
846 we remove the correct elements.
847 (optimize_stmt): Make sure to update stmt operands before
848 optimizing redundancies.
850 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
852 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
854 2009-10-09 Richard Guenther <rguenther@suse.de>
857 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
859 (lto_wrapper_exit): New function.
861 (fatal_perror): Likewise.
862 (fork_execute): Use global args_name, do not free it.
863 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
864 * lto-streamer.h: Remove duplicate prototypes.
866 2009-10-09 Richard Guenther <rguenther@suse.de>
868 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
869 before calling stmt_can_throw_external.
871 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
873 PR tree-optimization/40071
874 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
875 pointer if the original data reference doesn't conflict with the
876 created vector data reference. Fix long line.
878 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
880 * config/i386/i386.md (any_div): New code iterator.
881 (u): Handle div and udiv.
883 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
885 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
886 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
887 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
888 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
890 2009-10-08 Joseph Myers <joseph@codesourcery.com>
892 * gcc.c (main): Remove trailing "." from diagnostics.
894 2009-10-08 Cary Coutant <ccoutant@google.com>
896 Add support for debugging with ICF (Identical Code Folding).
897 * calls.c (debug.h): New #include.
898 (emit_call_1): Call virtual_call_token debug hook.
899 * common.opt (-fenable-icf-debug): New option.
900 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
901 locations in the source).
902 (poc_label_num): New variable.
903 (dcall_entry, vcall_entry): New typedefs.
904 (dcall_table, vcall_table): New variables.
905 (struct vcall_insn): New type.
906 (vcall_insn_table): New variable.
907 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
908 (size_of_dcall_table): New function.
909 (output_dcall_table): New function.
910 (size_of_vcall_table): New function.
911 (output_vcall_table): New function.
912 (dwarf2out_direct_call): New function.
913 (vcall_insn_table_hash): New function.
914 (vcall_insn_table_eq): New function.
915 (dwarf2out_virtual_call_token): New function.
916 (dwarf2out_virtual_call): New function.
917 (dwarf2out_init): Allocate new tables and sections.
918 (prune_unused_types): Mark DIEs referenced from direct call table.
919 (dwarf2out_finish): Output direct and virtual call tables.
920 * final.c (final_scan_insn): Call direct_call and virtual_call
922 * debug.h (struct gcc_debug_hooks): Add direct_call,
923 virtual_call_token, virtual_call hooks.
924 (debug_nothing_uid): New function.
925 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
926 (debug_nothing_uid): New function.
927 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
928 (xcoff_debug_hooks): Likewise.
929 * sdbout.c (sdb_debug_hooks): Likewise.
930 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
931 * doc/invoke.texi (-fenable-icf-debug): New option.
933 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
936 * regmove.c (regmove_backward_pass): Replace src with dst in the
937 debug insn, and check for dst before rather than after.
939 2009-10-08 Janis Johnson <janis187@us.ibm.com>
941 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
942 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
944 2009-10-08 Jan Hubicka <jh@suse.cz>
947 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
948 do not mark cgraph nodes as needed.
949 (record_references_in_initializer): Add new only_vars parameter.
950 * cgraph.h (record_references_in_initializer): New parameter.
951 * varasm.c (assemble_variable): Update call.
952 * varpool.c (varpool_analyze_pending_decls): Always look for
955 2009-10-08 Anatoly Sokolov <aesok@post.ru>
957 * config/avr/avr.c (last_insn_address) Remove variable.
958 (expand_prologue): Don't initialise last_insn_address variable.
959 (final_prescan_insn): Don't output insn size.
960 * config/avr/avr.opt (msize): Remove switch.
961 * doc/invoke.texi (AVR Options): Remove documentation of -msize
964 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
966 * combine.c (label_tick_ebb_start): Fix comment.
967 (combine_instructions): Set label_tick and label_tick_ebb_start before
968 calling setup_incoming_promotions. Start them from 1. Increment
969 label_tick instead of deriving it from the BB index. Rather than
970 comparing ticks use the block from the previous iteration to decide
971 whether to start a new EBB. Remove empty lines before function.
973 2009-10-08 Michael Matz <matz@suse.de>
976 * builtins.c (fold_builtin_isascii): Use fold_build2.
977 (fold_builtin_isdigit): Ditto.
978 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
979 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
980 remove_useless_stmts_cond, remove_useless_stmts_tf,
981 remove_useless_stmts_tc, remove_useless_stmts_bind,
982 remove_useless_stmts_goto, remove_useless_stmts_label,
983 remove_useless_stmts_1, remove_useless_stmts,
984 pass_remove_useless_stmts): Remove.
985 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
986 * passes.c (init_optimization_passes): Don't add
987 pass_remove_useless_stmts.
988 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
989 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
991 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
992 for static constants.
993 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
994 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
996 2009-10-08 Richard Guenther <rguenther@suse.de>
998 * gimple.c (free_gimple_type_tables): New function.
999 * gimple.h (free_gimple_type_tables): Declare.
1001 2009-10-07 Mark Heffernan <meheff@google.com>
1003 * ipa-prop.c (ipa_print_node_params) Only print
1004 names of named arguments.
1006 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
1008 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
1009 being statically linked.
1011 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1013 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
1015 2009-10-08 Jan Hubicka <jh@suse.cz>
1018 * ipa.c (cgraph_externally_visible_p,
1019 function_and_variable_visibility,
1020 whole_program_function_and_variable_visibility): Skip non-finalized
1023 2009-10-08 Nick Clifton <nickc@redhat.com>
1025 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
1028 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
1031 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
1033 2009-10-07 Joseph Myers <joseph@codesourcery.com>
1036 * c-common.c (c_fully_fold_internal): Strip nops from the result
1037 of recursive calls to c_fully_fold_internal.
1038 (c_wrap_maybe_const): New.
1039 (c_save_expr): Use c_wrap_maybe_const.
1040 * c-common.h (c_wrap_maybe_const): Declare.
1041 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
1042 build_binary_op): Use c_wrap_maybe_const.
1044 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1046 * real.c: Fix comment to reflect actual exponent size.
1048 2009-10-08 Ben Elliston <bje@au.ibm.com>
1050 * config/rs6000/a2.md: Add FSF comment header.
1052 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
1054 * config/i386/i386.md (any_extend): New code iterator.
1055 (u, s): New code attributes.
1057 (DWIH): Rewrite as code iterator for SI and DI modes.
1058 (DWI): Rewrite as mode attribute.
1059 (dwi): New mode attribute.
1060 (di): Depend on SI mode and DI mode.
1061 (doubleint_general_operand): Remove mode attribute.
1063 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
1066 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
1067 (*sub<mode>3_doubleword): Ditto.
1069 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
1070 using SWIM248 mode iterator.
1071 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
1072 using SWI48 mode iterator.
1073 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
1074 patterns using DWIH mode iterator and any_extend code iterator.
1075 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
1076 using any_extend code iterator.
1077 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
1078 patterns using DWIH mode iterator and any_extend code iterator.
1079 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
1080 using any_extend code iterator.
1081 (<s>mul<mode>3_highpart): Macroize expander from
1082 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
1083 and any_extend code iterator.
1084 (*<s>muldi3_highpart_1): Macroize insn from
1085 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
1086 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
1087 patterns using any_extend code iterator.
1088 (*<s>mulsi3_highpart_zext): Macroize insn from
1089 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
1091 2009-10-07 Jakub Jelinek <jakub@redhat.com>
1093 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
1094 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
1095 refering to a DIE with DW_AT_const_value.
1097 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
1100 * ira-lives.c (check_and_make_def_conflict): Process all operands.
1102 2009-10-06 Jan Hubicka <jh@suse.cz>
1104 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
1107 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1109 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
1110 *lea_2_rex64): Move before *add<mode>_1 pattern.
1112 2009-10-07 Jan Hubicka <jh@suse.cz>
1114 * collect2.c (main): Add -fno-whole-program.
1115 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
1117 2009-10-07 Jan Hubicka <jh@suse.cz>
1119 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
1120 has no address taken.
1121 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
1123 (cgraph_clone_node): Clear externally_visible flag for clones.
1124 * cgraph.h (cgraph_only_called_directly_p,
1125 cgraph_can_remove_if_no_direct_calls_p): New predicates.
1126 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
1127 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
1128 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
1129 ipcp_insert_stage): Likwise.
1130 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
1131 externally_visible flag.
1132 (verify_cgraph_node): Verify that inline clones look right.
1133 (process_function_and_variable_attributes): Do not set
1134 externally_visible flags.
1135 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
1137 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
1139 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
1140 clear externally_visible when turning into inline clones
1141 (cgraph_mark_inline_edge): Use new predicates.
1142 (cgraph_estimate_growth): Likewise.
1143 (cgraph_decide_inlining): Likewise.
1144 * ipa.c (cgraph_postorder): Likewise.
1145 (cgraph_remove_unreachable_nodes): Likewise; sanity check
1146 that inline clones are not needed.
1147 (cgraph_externally_visible_p): New predicate.
1148 (function_and_variable_visibility): Add whole_program parameter;
1149 always set externally_visible flag; handle COMDAT function
1151 (local_function_and_variable_visibility): New function.
1152 (gate_whole_program_function_and_variable_visibility): New function.
1153 (whole_program_function_and_variable_visibility): New function.
1154 (pass_ipa_whole_program_visibility): New function.
1155 * passes.c (init_optimization_passes): Add whole program visibility
1157 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
1158 not care about needed/reachable flags.
1159 * varpool.c: Include flags.h
1160 (decide_is_variable_needed): When doing LTO assume whole-program mode.
1161 (varpool_finalize_decl): When we are in LTO read-back, all variables
1163 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
1165 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1167 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
1170 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1172 * config.gcc: Don't include the makefile fragments intended for
1174 * config/s390/fixdfdi.h: File removed.
1175 * config/s390/libgcc-glibc.ver: File removed.
1176 * config/s390/s390.h: Remove the fixdfdi.h hack.
1177 * config/s390/t-crtstuff: File moved to libgcc dir.
1178 * config/s390/t-linux: Likewise.
1179 * config/s390/t-tpf: libgcc specific parts removed.
1180 * config/s390/t-linux64: Likewise.
1182 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1184 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
1185 (lto-compress.o): Likewise.
1187 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
1190 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
1191 dllexport to class members here.
1192 (i386_pe_determine_dllimport_p): Only check static class data for
1194 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
1195 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
1196 functions for vague linkage.
1197 (i386_pe_type_dllexport_p): Fix formatting.
1198 (maybe_add_dllexport) New function.
1199 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
1202 2009-10-07 Ben Elliston <bje@au.ibm.com>
1204 * config/rs6000/a2.md: Remove duplicated lines.
1206 2009-10-07 Ben Elliston <bje@au.ibm.com>
1208 * config.gcc (powerpc*-*-*): Handle a2.
1209 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
1210 * config/rs6000/a2.md: New file.
1211 * config/rs6000/rs6000.opt (mno-update): New.
1212 (mupdate): Return to using a mask, not a var.
1213 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
1214 (enum processor_type): Add PROCESSOR_PPCA2.
1215 * config/rs6000/rs6000.c (ppca2_cost): New costs.
1216 (rs6000_override_options): Add "a2" to processor_target_table.
1217 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
1218 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
1220 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1222 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
1223 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
1224 reference to nonexistent gen_truncxfxf2 function.
1226 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1228 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
1229 (DWIH, g, di, doubleint_general_operand): New mode attributes.
1230 (general_operand): Handle TI mode.
1231 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
1232 using SDWIM mode iterator.
1233 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
1234 pattern from *add{di,ti}3_1 patterns and corresponding splitters
1235 using DWI mode iterator.
1236 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
1237 patterns using SWI mode iterator.
1238 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
1239 using SWI48 mode iterator.
1240 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
1241 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
1242 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
1243 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
1244 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
1245 using SDWIM mode iterator.
1246 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
1247 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
1248 using DWI mode iterator.
1249 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
1250 patterns using SWI mode iterator.
1251 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
1252 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
1253 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
1254 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
1255 patterns using plusminus code iterator.
1256 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
1257 sub<mode>3 patterns using plusminus code iterator.
1258 * config/i386/i386.c (override_options): Update the call to
1259 gen_subdi_carry_rex64 for renamed function.
1260 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
1261 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
1262 calls to instruction expanders.
1264 2009-10-06 Martin Jambor <mjambor@suse.cz>
1267 * opts.c (decode_options): Run IPA-SRA at -O2.
1269 2009-10-06 Richard Guenther <rguenther@suse.de>
1271 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
1273 2009-10-06 Tobias Burnus <burnus@net-b.de>
1276 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
1277 -flto and -fwhole-program flags can be combined.
1279 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
1282 * gcc.c (process_command): Check that -o argument was specified.
1284 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1286 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
1288 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1290 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
1291 * doc/invoke.texi (Warning Options): Annotate allowed languages
1292 for -Wunsuffixed-float-constants.
1294 2009-10-05 Jakub Jelinek <jakub@redhat.com>
1296 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
1297 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
1298 same name and isn't the main variant.
1301 * dwarf2out.c (loc_by_reference): Removed.
1302 (dw_loc_list_1): New function.
1303 (dw_loc_list): Remove toplev argument, add want_address argument.
1304 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1305 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1306 want_address == 2 to dw_loc_list. For successful dw_loc_list
1307 set have_address to 1 only if want_address is not 0.
1309 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1311 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1312 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1313 a code block followed by two pointers.
1314 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1315 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1316 (MIPS_MOVE): Likewise.
1317 (MIPS_LUI): Likewise.
1318 (MIPS_JR): Likewise.
1319 (MIPS_BAL): Likewise.
1320 (MIPS_NOP): Likewise.
1321 (mips_asm_trampoline_template): Delete.
1322 (mips_trampoline_code_size): New function.
1323 (mips_trampoline_init): Add shorter sequences for all cases
1324 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1325 Calculate the opcodes directly, rather than copying from a template.
1326 Only flush the code part of the trampoline.
1327 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1329 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1331 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1332 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1333 (INCOMING_RETURN_ADDR_RTX): Likewise.
1334 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1336 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1337 with RETURN_ADDR_REGNUM.
1338 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1339 * config/mips/mips.c (mips16_build_call_stub): Replace
1340 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1341 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1342 (mips_print_operand_punctuation): Likewise.
1343 (mips_frame_set): Likewise.
1344 (mips16e_output_save_restore): Likewise.
1345 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1346 (mips_save_reg_p): Likewise.
1347 (mips_return_addr): Likewise.
1348 (mips_set_return_address): Likewise.
1349 (mips_direct_save_slot_move_p): Likewise.
1350 (mips_output_function_prologue): Likewise.
1351 (mips_restore_reg): Likewise.
1352 (mips_expand_epilogue): Likewise.
1353 (mips_epilogue_uses): Likewise.
1354 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1355 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1356 (clear_hazard_<mode>): Likewise.
1357 (call_internal): Likewise.
1358 (call_internal_direct): Likewise.
1359 (call_direct_split): Likewise.
1360 (call_value_internal): Likewise.
1361 (call_value_split): Likewise.
1362 (call_value_internal_direct): Likewise.
1363 (call_value_direct_split): Likewise.
1364 (call_value_multiple_internal): Likewise.
1365 (call_value_multiple_split): Likewise.
1367 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1368 Jakub Jelinek <jakub@redhat.com>
1370 PR rtl-optimization/41511
1371 * combine.c (record_value_for_reg): Pass explicit values as argument
1372 to get_last_value_validate.
1373 (get_last_value_validate): Document INSN parameter.
1374 For non-readonly MEMs, assume they might have been modified if INSN
1375 was in another basic block.
1376 (get_last_value): Minor reformatting.
1378 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1381 * final.c (asm_str_count): Split out from asm_insn_count.
1382 * rtl.h (asm_str_count): New prototype.
1383 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1386 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1388 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1390 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1391 Rafael Espindola <espindola@google.com>
1393 * gengtype.c (write_types): Moved call to write_func_for_structure
1394 into seperate loops.
1396 2009-10-05 Richard Guenther <rguenther@suse.de>
1399 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1400 (input_cgraph_1): Input toplevel asms.
1402 2009-10-05 Richard Guenther <rguenther@suse.de>
1405 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1406 (external_aggregate_decl_p): Likewise.
1407 (lto_symtab_compatible): Re-structure. Remove dead code.
1408 For variables ignore toplevel qualifiers when comparing types.
1409 Issue warnings, not errors for mismatched user-alignment.
1411 2009-10-05 Richard Guenther <rguenther@suse.de>
1415 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1416 (struct lto_symtab_identifier_def): Likewise.
1417 (struct lto_symtab_decl_def): Likewise.
1418 (struct lto_symtab_entry_def): New.
1419 (lto_symtab_identifier_t): Rename to ...
1420 (lto_symtab_entry_t): ... this.
1421 (lto_symtab_decls): Remove.
1422 (lto_symtab_base_hash): Rename to ...
1423 (lto_symtab_entry_hash): ... this.
1424 (lto_symtab_base_eq): Rename to ...
1425 (lto_symtab_entry_eq): ... this.
1426 (lto_symtab_base_marked_p): Rename to ...
1427 (lto_symtab_entry_marked_p): ... this.
1428 (lto_symtab_identifier_marked_p): Remove.
1429 (lto_symtab_decl_marked_p): Likewise.
1430 (lto_symtab_maybe_init_hash_tables): Rename to ...
1431 (lto_symtab_maybe_init_hash_table): ... this.
1432 (lto_symtab_set_resolution_and_file_data): Remove.
1433 (lto_symtab_register_decl): New function.
1434 (lto_symtab_get_identifier): Remove.
1435 (lto_symtab_get): New function.
1436 (lto_symtab_get_resolution): Adjust.
1437 (lto_symtab_get_identifier_decl): Remove.
1438 (lto_symtab_set_identifier_decl): Likewise.
1439 (lto_symtab_merge_decl): Rename to ...
1440 (lto_symtab_merge): ... this. Rewrite.
1441 (lto_symtab_merge_var): Remove.
1442 (lto_symtab_merge_fn): Likewise.
1443 (lto_symtab_prevailing_decl): Adjust.
1444 (lto_cgraph_replace_node): New function.
1445 (lto_symtab_merge_decls_2): Likewise.
1446 (lto_symtab_merge_decls_1): Likewise.
1447 (lto_symtab_fixup_var_decls): Likewise.
1448 (lto_symtab_resolve_symbols): Likewise.
1449 (lto_symtab_merge_decls): Likewise.
1450 (lto_symtab_prevailing_decl): Adjust.
1451 (lto_symtab_get_symtab_def): Remove.
1452 (lto_symtab_get_file_data): Likewise.
1453 (lto_symtab_clear_resolution): Adjust.
1454 (lto_symtab_clear_resolution): Likewise.
1455 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1456 (input_cgraph_1): Likewise.
1457 * lto-streamer-in.c (get_resolution): Do not provide fake
1458 symbol resolutions here.
1459 (deferred_global_decls): Remove.
1460 (lto_register_deferred_decls_in_symtab): Likewise.
1461 (lto_register_var_decl_in_symtab): Change signature, register
1462 variable via lto_symtab_register_decl.
1463 (lto_register_function_decl_in_symtab): Likewise.
1464 (lto_read_tree): Adjust.
1465 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1466 (lto_symtab_merge_var): Likewise.
1467 (lto_symtab_merge_fn): Likewise.
1468 (lto_symtab_register_decl): Declare.
1469 (lto_symtab_merge_decls): Likewise.
1471 2009-10-05 Richard Guenther <rguenther@suse.de>
1473 PR tree-optimization/23821
1474 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1475 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1476 simple IV increments.
1478 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1480 * config/arm/arm.c (arm_override_options): Really initialize
1481 flag_dwarf2_cfi_asm to 0.
1483 2009-10-05 Doug Kwan <dougkwan@google.com>
1485 PR rtl-optimization/41574
1486 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1487 floating point and we are not doing unsafe math optimizations.
1489 2009-10-03 Simon Baldwin <simonb@google.com>
1490 Cary Coutant <ccoutant@google.com>
1491 Rafael Espindola <espindola@google.com>
1492 Richard Guenther <rguenther@suse.de>
1493 Jan Hubicka <jh@suse.cz>
1494 Doug Kwan <dougkwan@google.com>
1495 H.J. Lu <hongjiu.lu@intel.com>
1496 Bill Maddox <maddox@google.com>
1497 Ryan Mansfield <rmansfield@qnx.com>
1498 Diego Novillo <dnovillo@google.com>
1499 Ollie Wild <aaw@google.com>
1500 Kenneth Zadeck <zadeck@naturalbridge.com>
1502 * lto-cgraph.c: New file.
1503 * lto-compress.c: New file.
1504 * lto-compress.h: New file.
1505 * lto-opts.c: New file.
1506 * lto-section-in.c: New file.
1507 * lto-section-out.c: New file.
1508 * lto-streamer-in.c: New file.
1509 * lto-streamer-out.c: New file.
1510 * lto-streamer.c: New file.
1511 * lto-streamer.h: New file.
1512 * lto-symtab.c: New file.
1513 * lto-wpa-fixup.c: New file.
1514 * lto-wrapper.c: New file.
1516 2009-10-03 Simon Baldwin <baldwin@google.com>
1517 Ben Elliston <bje@au.ibm.com>
1518 Rafael Espindola <espindola@google.com>
1519 Nathan Froyd <froydnj@codesourcery.com>
1520 Jan Hubicka <jh@suse.cz>
1521 Doug Kwan <dougkwan@google.com>
1522 Diego Novillo <dnovillo@google.com>
1523 Kenneth Zadeck <zadeck@naturalbridge.com>
1525 * Makefile.in (enable_lto): New.
1526 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1527 (LINKER_PLUGIN_API_H): Define.
1528 (LTO_SYMTAB_H): Define.
1529 (LTO_STREAMER_H): Define.
1530 (TREE_VECTORIZER_H): Define.
1531 (INCLUDES): Add LIBELFINC.
1532 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1533 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1534 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1535 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1536 (native): Add lto-wrapper$(exeext)
1537 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1538 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1539 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1540 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1541 (varasm.o): Add dependency on tree-iterator.h.
1542 (cgraph.o): Add dependency on cif-code.def.
1543 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1544 (ipa-pure-const.o): Likewise.
1545 (GTFILES): Add lto-symtab.c.
1546 (install-lto-wrapper): New.
1547 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1548 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1549 * config.in: Regenerate.
1551 2009-10-03 Rafael Espindola <espindola@google.com>
1552 Diego Novillo <dnovillo@google.com>
1554 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1555 ipa_write_summaries.
1556 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1558 (cgraph_optimize): Make extern.
1560 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1561 Kenneth Zadeck <zadeck@naturalbridge.com>
1563 * toplev.c (in_lto_p): Declare.
1564 * collect2.c (scan_prog_file): Read all the output when reading
1565 information for LTO.
1566 (enum lto_mode_d): Declare.
1568 2009-10-03 Richard Guenther <rguenther@suse.de>
1569 Diego Novillo <dnovillo@google.com>
1571 * gimple.c: Include target.h and alias.h.
1572 (gimple_types): Declare.
1573 (type_hash_cache): Declare.
1574 (gimple_alloc_stat): Make extern.
1575 (gimple_build_eh_must_not_throw): Call
1576 gimple_eh_must_not_throw_set_fndecl.
1577 (struct type_pair_d): Declare.
1578 (type_pair_t): Declare.
1579 (type_pair_hash): New.
1580 (type_pair_eq): New.
1581 (lookup_type_pair): New.
1582 (gimple_force_type_merge): New.
1583 (compare_type_names_p): New.
1584 (compare_field_offset): New.
1585 (gimple_types_compatible_p): New.
1586 (struct sccs): Declare.
1587 (next_dfs_num): Declare.
1588 (iterative_hash_gimple_type): New.
1590 (iterative_hash_type_name): New.
1591 (iterative_hash_gimple_type): New.
1592 (gimple_type_hash): New.
1593 (gimple_type_eq): New.
1594 (gimple_register_type): New.
1595 (print_gimple_types_stats): New.
1596 (gimple_signed_or_unsigned_type): New.
1597 (gimple_unsigned_type): New.
1598 (gimple_signed_type): New.
1599 (gimple_get_alias_set): New.
1600 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1601 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1602 (gimple_force_type_merge): Declare.
1603 (gimple_types_compatible_p): Declare.
1604 (gimple_register_type): Declare.
1605 (print_gimple_types_stats): Declare.
1606 (gimple_unsigned_type): Declare.
1607 (gimple_signed_type): Declare.
1608 (gimple_get_alias_set): Declare.
1609 (gimple_eh_must_not_throw_set_fndecl): New.
1611 2009-10-03 Jan Hubicka <jh@suse.cz>
1612 Kenneth Zadeck <zadeck@naturalbridge.com>
1614 * ipa-pure-const.c: Include lto-streamer.h.
1615 (register_hooks): Factor out of ...
1616 (generate_summary): ... here.
1617 (pure_const_write_summary): New.
1618 (pure_const_read_summary): New.
1619 (pass_ipa_pure_const): Add pure_const_write_summary and
1620 pure_const_read_summary.
1621 * ipa-reference.c: Include lto-streamer.h.
1622 (add_new_function): New.
1623 (remove_node_data): New.
1624 (duplicate_node_data): New.
1625 (ipa_init): Guard against multiple calls.
1626 Move hook setup from analyze_function.
1627 (write_node_summary_p): New.
1628 (ipa_reference_write_summary): New.
1629 (ipa_reference_read_summary): New.
1630 (pass_ipa_reference): Add ipa_reference_write_summary and
1631 ipa_reference_read_summary.
1632 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1633 (struct cgraph_edge): Add fields lto_stmt_uid and
1634 call_stmt_cannot_inline_p.
1635 (cgraph_optimize): Declare.
1636 (cgraph_decide_is_function_needed): Declare.
1637 (reset_inline_failed): Declare.
1638 (enum LTO_cgraph_tags): Declare.
1639 (LTO_cgraph_tag_names): Declare.
1640 (LCC_NOT_FOUND): Define.
1642 2009-10-03 Doug Kwan <dougkwan@google.com>
1643 Rafael Espindola <espindola@google.com>
1644 Jan Hubicka <jh@suse.cz>
1645 Diego Novillo <dnovillo@google.com>
1646 Kenneth Zadeck <zadeck@naturalbridge.com>
1648 * passes.c (all_regular_ipa_passes): New.
1649 (all_ipa_passes): Rename to all_small_ipa_passes.
1650 (init_optimization_passes): Init all_regular_ipa_passes.
1651 * tree-pass.h (all_regular_ipa_passes): New.
1652 (all_ipa_passes): Rename to all_small_ipa_passes.
1653 * passes.c (all_lto_gen_passes): New.
1654 (init_optimization_passes): Initialize all_lto_gen_passes.
1655 (execute_ipa_summary_passes): Make non-static.
1656 (ipa_write_summaries_1): New.
1657 (ipa_write_summaries_2): New.
1658 (ipa_write_summaries): New.
1659 (ipa_write_summaries_of_cgraph_node_set): New.
1660 (ipa_read_summaries_1): New.
1661 (ipa_read_summaries): New.
1662 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1663 (execute_regular_ipa_pass_list): Remove.
1664 (init_optimization_passes): Schedule
1665 pass_rebuild_cgraph_edges and pass_early_inline outside
1666 of pass_all_early_optimizations. Document reason.
1667 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1668 pass_ipa_lto_finish_out): New pass.
1669 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1670 (execute_all_ipa_transforms): New.
1671 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1672 (dump_properties, debug_properties): New.
1673 * tree-optimize.c (gate_all_early_local_passes): Return
1674 false if we are in lto1.
1675 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1676 * tree-pass.h (execute_all_ipa_transforms): Declare.
1677 (pass_ipa_function_and_variable_visibility): Declare.
1678 (pass_ipa_early_inline): Declare.
1679 (pass_ipa_lto_gimple_out): Declare.
1680 (pass_ipa_lto_wpa_fixup): Declare.
1681 (pass_ipa_lto_finish_out): Declare.
1682 (all_small_ipa_passes, all_regular_ipa_passes,
1683 all_lto_gen_passes): Declare.
1684 (execute_ipa_summary_passes): Declare.
1685 (execute_all_ipa_transforms): Declare.
1686 (ipa_write_summaries): Declare
1687 (ipa_write_summaries_of_cgraph_node_set): Declare.
1688 (ipa_read_summaries): Declare.
1690 2009-10-03 Doug Kwan <dougkwan@google.com>
1691 Ollie Wild <aaw@google.com>
1693 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1695 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1696 (lto_mode): New variable.
1697 (maybe_run_lto_and_relink): Handle the -fwpa option.
1698 (main): Handle the -fwpa option.
1699 (maybe_unlink_list): New function.
1700 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1701 * common.opt (flto): New flag.
1702 * toplev.c (flag_generate_lto): Declare.
1704 2009-10-03 Simon Baldwin <simonb@google.com>
1706 * common.opt (flto-compression-level): New flag.
1708 * opts.c: Include lto-opts.h.
1709 (handle_option): Call lto_register_user_option for each
1710 valid option handled.
1711 (decode_options): Clear registered options before the options
1714 2009-10-03 Cary Coutant <ccoutant@google.com>
1716 * collect2.c (is_elf): New function.
1717 (scan_prog_file): Require LTO object to be in ELF format.
1719 2009-10-03 Rafael Espindola <espindola@google.com>
1721 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1722 libgcc to the linker.
1724 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1726 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1727 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1729 * collect2.h (collect_execute): Add flags argument.
1730 * tlink.c (tlink_execute): Update call to collect_execute.
1731 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1732 (use_linker_plugin): New.
1733 (use_linker_plugin_spec_function): New.
1734 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1735 (linker_plugin_file_spec): New.
1736 (lto_wrapper_spec): New.
1737 (lto_gcc_spec): New.
1738 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1739 (static_spec_functions): Add use-linker-plugin.
1740 (process_command): Handle -use-linker-plugin.
1741 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1742 linker_plugin_file_spec and lto_gcc_spec.
1743 (use_linker_plugin_spec_function): New.
1745 2009-10-03 Richard Guenther <rguenther@suse.de>
1749 * tree.h (is_lang_specific): Include LANG_TYPE.
1750 * tree.c (find_decls_types_r): Manually add interesting parts
1751 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1753 * gimple.c (type_pair_hash): Make symmetric.
1754 (type_pair_eq): Likewise.
1755 (lookup_type_pair): Increase initial hashtable size.
1756 (gimple_force_type_merge): Rely on type-pair symmetry.
1757 (visit): Remove excessive checking code.
1758 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1759 (gimple_register_type): Remove getenv calls, shrink initial
1763 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1764 inline functions if not generating lto output.
1767 * toplev.c (finalize): In WPA mode remove the asm file.
1769 2009-10-03 Doug Kwan <dougkwan@google.com>
1771 * ipa-inline.c (cgraph_mark_inline): Check
1772 edge->call_stmt_cannot_inline_p instead of calling
1773 gimple_call_cannot_inline_p.
1774 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1775 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1776 (inline_generate_summary): Do nothing in LTRANS.
1777 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1778 exists before calling gimple_call_cannot_inline_p.
1779 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1780 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1781 Update new_edge->lto_stmt_uid.
1782 * cgraphbuild.c (reset_inline_failed): New.
1784 * common.opt (fwpa): New flag.
1785 (fltrans): New option.
1786 * gcc.c (gcc_lto_option_t): New type.
1787 (current_lto_option): New variable.
1788 (lto_single_spec_function): Remove and is replaced by ..
1789 (lto_option_spec_function): New function.
1790 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1791 passing the -flto flag.
1792 (cc1_options): Separate non-LTO related parts into ..
1793 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1794 (lto1_options): New spec for lto FE.
1795 (link_lto_options): New spec for handling LTO flags in linker.
1796 (invoke_lto_single): Re-format to fit in 80 column. Replace
1797 lto-single with lto-option.
1798 (static_specs): Add cc1_non_lto_options, lto1_options and
1800 (static_spec_function): Replace lto-single with lto-option.
1801 (process_command): Handle -flto, -fwpa and -fltran by setting
1802 current_lto_option and not passing it to subprocess unconditionally.
1804 2009-10-03 Bill Maddox <maddox@google.com>
1806 Add `gcc' driver support for link-time code generation (LTO).
1808 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1809 (lto_flag, lto_objects, lto_o_file): New variables.
1810 (struct lto_object, struct lto_object_list): New structures.
1811 (collect_exit, handler): Remove LTO temporary output file on exit.
1812 (add_lto_object): New function.
1813 (maybe_run_lto_and_relink): New function. Perform link time code
1814 generation and relinking for object files containing LTO information.
1815 (main): Invoke maybe_run_lto_and_relink().
1816 (dump_argv): New function. For debugging, currently disabled.
1817 (scan_prog_file): Add LTO information pass.
1818 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1820 * toplev.c (compile_file): Emit assembler directive to create
1821 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1823 2009-10-03 Diego Novillo <dnovillo@google.com>
1825 * c.opt: Add LTO to warn_abi and warn_psabi.
1827 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1828 inline function. Ignore language-specific nodes. Update all users.
1829 (find_decls_types_r): Do not traverse the subtrees of
1830 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1831 * tree.h (is_lang_specific): New.
1832 * langhooks.h (struct lang_hooks_for_decls): Remove
1833 may_need_assembler_name_p. Update all users.
1835 * c-common.c (set_builtin_user_assembler_name): Move ...
1836 * builtins.c (set_builtin_user_assembler_name): ... here.
1837 (is_builtin_name): Add comment
1838 (is_builtin_fn): New.
1839 * except.c (output_ttype): Only call
1840 lookup_type_for_runtime if TYPE is not a runtime type.
1842 * passes.c (register_pass): Call position_pass on
1843 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1844 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1845 (TV_IPA_LTO_DECL_IO): Define.
1846 (TV_IPA_LTO_CGRAPH_IO): Define.
1848 (TV_WHOPR_WPA): Define.
1849 (TV_WHOPR_WPA_IO): Define.
1850 (TV_WHOPR_LTRANS): Define.
1851 (TV_WHOPR_WPA_FIXUP): Define.
1852 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1853 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1854 * tree-flow.h (tree_node_can_be_shared): Declare.
1855 * tree-inline.c (tree_can_inline_p): Check that E has a
1856 statement associated with it.
1857 * tree.c (free_lang_data_in_binf): Factor out of ...
1858 (free_lang_data_in_type): ... here.
1859 Call RECORD_OR_UNION_TYPE_P.
1860 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1861 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1862 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1863 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1864 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1865 (gate_free_lang_data): Return true if flag_generate_lto is set.
1866 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1867 * c-common.h (set_builtin_user_assembler_name): Move ...
1868 * tree.h (set_builtin_user_assembler_name): ... here.
1870 * common.opt (flto-report): New flag.
1871 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1872 * collect2.c (scan_prog_file): Send the error output of
1873 'nm' to HOST_BIT_BUCKET.
1875 2009-10-03 Ollie Wild <aaw@google.com>
1877 * langhooks-def.h (lhd_begin_section): New function declaration.
1878 (lhd_write_section): New function declaration.
1879 (lhd_end_section): New function declaration.
1880 (LANG_HOOKS_BEGIN_SECTION): New macro.
1881 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1882 (LANG_HOOKS_END_SECTION): New macro.
1883 (LANG_HOOKS_LTO): New macro.
1884 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1885 * langhooks.c (output.h): Add include.
1886 (saved_section): New static variable.
1887 (lhd_begin_section): New function.
1888 (lhd_write_section_data): New function.
1889 (lhd_end_section): New function.
1890 * langhooks.h (struct lang_hooks_for_lto): New structure.
1891 (struct lang_hooks): Add member lto.
1892 * Makefile.in (langhooks.o): Add dependency on output.h.
1894 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1896 2009-10-03 Richard Guenther <rguenther@suse.de>
1898 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1901 2009-10-03 Simon Baldwin <simonb@google.com>
1902 Richard Guenther <rguenther@suse.de>
1903 Janis Johnson <janis187@us.ibm.com>
1904 Doug Kwan <dougkwan@google.com>
1905 Diego Novillo <dnovillo@google.com>
1906 Ramana Radhakrishnan <ramana.r@gmail.com>
1907 Ollie Wild <aaw@google.com>
1909 * doc/install.texi: Add documentation for libelf and --enable-lto.
1910 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1911 -flto-report, -flto-compression-level and -use-linker-plugin.
1912 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1913 Add section for LTO Testing.
1915 2009-10-02 Cary Coutant <ccoutant@google.com>
1917 Add support for comdat type sections for DWARF v4.
1918 Merge from dwarf4 branch.
1920 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1921 (dw_die_ref): Define vector type.
1922 (enum dw_val_class): Add dw_val_class_data8.
1923 (struct dw_val_struct): Add v.val_data8.
1924 (comdat_type_node_ref): New type.
1925 (struct die_struct): Move die_symbol into a union; add new field
1926 die_type_node. Change all uses.
1927 (comdat_type_node): New type.
1928 (skeleton_chain_node): New type.
1929 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1930 (comdat_type_list): New variable.
1931 (dwarf_tag_name): Add DW_TAG_type_unit.
1932 (dwarf_attr_name): Add DW_AT_signature.
1933 (add_AT_data8): New function.
1934 (replace_child): New function.
1935 (move_all_children): New function.
1936 (print_signature): New function.
1937 (print_die): Print signature information; add dw_val_class_data8.
1938 (attr_checksum): Support dw_val_class_data8.
1939 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1940 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1941 (checksum_sleb128, checksum_uleb128): New functions.
1942 (checksum_die_context): New function.
1943 (loc_checksum_ordered): New function.
1944 (attr_checksum_ordered): New function.
1945 (struct checksum_attributes): New structure.
1946 (collect_checksum_attributes): New function.
1947 (die_checksum_ordered): New function.
1948 (generate_type_signature): New function.
1949 (same_dw_val_p): Add dw_val_class_data8.
1950 (is_symbol_die): Use new is_declaration_die function.
1951 (is_declaration_die): New function.
1952 (should_move_die_to_comdat): New function.
1953 (clone_die): New function.
1954 (clone_tree): New function.
1955 (clone_as_declaration): New function.
1956 (copy_declaration_context): New function.
1957 (generate_skeleton_ancestor_tree): New function.
1958 (generate_skeleton_bottom_up): New function.
1959 (generate_skeleton): New function.
1960 (remove_child_or_replace_with_skeleton): New function.
1961 (break_out_comdat_types): New function.
1962 (struct decl_table_entry): New type.
1963 (htab_decl_hash): New function.
1964 (htab_decl_eq): New function.
1965 (htab_decl_del): New function.
1966 (copy_ancestor_tree): New function.
1967 (copy_decls_walk): New function.
1968 (copy_decls_for_unworthy_types): New function.
1969 (build_abbrev_table): Don't assert on missing die_symbol when doing
1970 comdat type sections.
1971 (size_of_die): Use DW_FORM_sig8 for external references. Add
1973 (unmark_dies): Don't assert for unmarked dies when doing comdat
1975 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1976 (output_signature): New function.
1977 (output_die): Likewise.
1978 (output_compilation_unit_header): Mark output as DWARF version 3
1979 even if generating DWARF 4.
1980 (output_comdat_type_unit): New function.
1981 (output_line_info): Mark output as DWARF version 3 even if generating
1983 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1985 (dwarf2out_end_source_file): Likewise.
1986 (prune_unused_types_walk_attribs): Don't follow references into
1987 comdat type sections.
1988 (prune_unused_types_mark): When generating type units, do not mark
1989 children of non-defining declarations of types; do mark children of
1991 (prune_unused_types): Process comdat type sections.
1992 (htab_ct_hash): New function.
1993 (htab_ct_eq): New function.
1994 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1995 Add a pointer to the line table from type unit entries so
1996 DW_AT_decl_file has meaning.
1997 * varasm.c (default_elf_asm_named_section): Use identifier name as
1998 comdat key instead of lang hook.
2000 2009-10-02 Neil Vachharajani <nvachhar@google.com>
2002 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
2004 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
2006 * config/i386/i386.md (SWIM248): New mode iterator.
2007 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
2008 divmodhi4 patterns using SWIM248 macro.
2009 (*divmod<mode>4): Macroize insn_and_split pattern from
2010 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
2011 and their corresponding splitters usign SWIM248 macro. Split SImode
2012 insn to generate cltd and DImode insn to generate cqto instead of
2013 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
2014 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
2015 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
2016 *divmodsi_noext patterns using SWIM248 macro.
2017 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
2018 udivmodhi4 patterns using SWIM248 macro.
2019 (*udivmod<mode>4): Macroize insn_and_split pattern from
2020 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
2021 corresponding splitters using SWIM248 macro.
2022 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
2023 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
2025 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
2027 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
2028 of zero-sized element is zero-sized regardless of its extent.
2030 2009-10-02 Jakub Jelinek <jakub@redhat.com>
2033 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
2034 * configure: Regenerated.
2035 * config.in: Regenerated.
2036 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
2037 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
2038 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
2039 not emitting .eh_frame, emit .cfi_sections .debug_frame
2044 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
2045 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
2047 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
2048 vars use DECL_RTL with resetting it back to NULL afterwards.
2049 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
2050 rtx_equal_p instead of asserting it is a SYMBOL_REF.
2051 (value_format): For dw_val_class_addr only use DW_FORM_addr if
2052 the attribute type allows it, otherwise use DW_FORM_dataN.
2053 (mem_loc_descriptor): Handle CONST_STRING.
2054 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
2055 Handle MEM with CONST_STRING address using add_AT_string.
2056 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
2057 CONST_STRING for const arrays initialized with a string literal.
2058 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
2059 (dwarf2out_finish): Call resolve_addr.
2061 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
2062 Maxim Kuvyrkov <maxim@codesourcery.com>
2064 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
2066 2009-10-02 Nick Clifton <nickc@redhat.com>
2068 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
2069 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
2071 2009-10-01 Jan Hubicka <jh@suse.cz>
2073 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
2074 (cgraph_create_virtual_clone): Just pass redirect_callers
2076 * cgraph.h (cgraph_clone_node): Update prototype.
2077 * ipa-pure-const.c (self_recursive_p): New function.
2078 (propagate): Use it.
2079 * ipa-inline.c (cgraph_clone_inlined_nodes,
2080 cgraph_decide_recursive_inlining): Update.
2082 2009-10-01 David Daney <ddaney@caviumnetworks.com>
2084 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
2085 instructions for TARGET_OCTEON.
2087 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2089 * config/arm/arm.c (arm_override_options): Turn off
2090 flag_dwarf2_cfi_asm for AAPCS variants.
2092 2009-10-01 Martin Jambor <mjambor@suse.cz>
2095 * tree-sra.c (convert_callers): Do not call
2096 compute_inline_parameters on one caller more than once.
2098 2009-10-01 Nick Clifton <nickc@redhat.com>
2100 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
2101 an empty string if not already defined.
2103 2009-10-01 Martin Jambor <mjambor@suse.cz>
2106 * tree-sra.c (is_va_list_type): New function.
2107 (find_var_candidates): Call is_va_list_type.
2108 (find_param_candidates): Check that the type or the type pointed
2109 to are not va_list types.
2111 2009-10-01 Martin Jambor <mjambor@suse.cz>
2114 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
2115 DECL_ARTIFICIAL (param_decl) is true.
2117 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
2119 * tree.h (tree_decl_common::lang_flag_8): New.
2120 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
2122 * c-common.h (RID_CONSTEXPR): New.
2124 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2126 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
2127 Use ref-all pointers.
2128 (alpha_gimplify_va_arg): Ditto.
2130 2009-09-30 Jakub Jelinek <jakub@redhat.com>
2133 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
2134 before insn counting loop now that BB_END (bb) is counted. Ensure
2135 the return value isn't zero.
2137 2009-09-30 Nick Clifton <nickc@redhat.com>
2139 * config.gcc (sh-symbianelf): Replace definition of extra_objs
2140 with separate definitions of c_target_objs and cxx_target_objs.
2141 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
2143 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
2144 sh_symbian_import_export_class.
2145 * config/sh/sh-protos.h: Fix names of exported symbian functions.
2146 * config/sh/symbian.c: Delete, moving code into...
2147 * config/sh/symbian-base.c: ... here
2148 * config/sh/symbian-c.c: ... and here
2149 * config/sh/symbian-cxx.c: ... and here.
2151 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2154 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
2155 of plus RTX into register.
2157 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2159 * doc/install.texi: Linguistic and markup fixes.
2160 (Configuration) <--disable-cpp>: Remove description.
2161 <--enable-maintainer-mode>: Autotools files are affected, too.
2162 <--with-sysroot>: Improve description.
2163 (Building): Bump required GNU make version.
2165 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2167 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
2168 (x86_64-*-*): Ditto.
2170 * config/i386/fma4intrin.h: New file, provide common x86 compiler
2171 intrinisics for FMA4.
2172 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
2173 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
2174 Add FMA4 check and fma4intrin.h.
2175 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2177 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
2178 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
2179 constant for FMA4 support.
2180 (UNSPEC_FMA4_FMADDSUB): Ditto.
2181 (UNSPEC_FMA4_FMSUBADD): Ditto.
2182 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
2183 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
2184 (ix86_expand_fma4_multiple_memory): Ditto.
2185 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
2186 (OPTION_MASK_ISA_FMA4_UNSET): New.
2187 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
2188 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
2189 (ix86_handle_option): Handle -mfma4.
2190 (isa_opts): Handle -mfma4.
2191 (enum pta_flags): Add PTA_FMA4.
2192 (override_options): Add FMA4 support.
2193 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
2194 (IX86_BUILTIN_VFMADDSD): Ditto.
2195 (IX86_BUILTIN_VFMADDPS): Ditto.
2196 (IX86_BUILTIN_VFMADDPD): Ditto.
2197 (IX86_BUILTIN_VFMSUBSS): Ditto.
2198 (IX86_BUILTIN_VFMSUBSD): Ditto.
2199 (IX86_BUILTIN_VFMSUBPS): Ditto.
2200 (IX86_BUILTIN_VFMSUBPD): Ditto.
2201 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
2202 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
2203 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
2204 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
2205 (IX86_BUILTIN_VFNMADDSS): Ditto.
2206 (IX86_BUILTIN_VFNMADDSD): Ditto.
2207 (IX86_BUILTIN_VFNMADDPS): Ditto.
2208 (IX86_BUILTIN_VFNMADDPD): Ditto.
2209 (IX86_BUILTIN_VFNMSUBSS): Ditto.
2210 (IX86_BUILTIN_VFNMSUBSD): Ditto.
2211 (IX86_BUILTIN_VFNMSUBPS): Ditto.
2212 (IX86_BUILTIN_VFNMSUBPD): Ditto.
2213 (IX86_BUILTIN_VFMADDPS256): Ditto.
2214 (IX86_BUILTIN_VFMADDPD256): Ditto.
2215 (IX86_BUILTIN_VFMSUBPS256): Ditto.
2216 (IX86_BUILTIN_VFMSUBPD256): Ditto.
2217 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
2218 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
2219 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
2220 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
2221 (IX86_BUILTIN_VFNMADDPS256): Ditto.
2222 (IX86_BUILTIN_VFNMADDPD256): Ditto.
2223 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
2224 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
2225 (enum multi_arg_type): New enum for describing the various FMA4
2226 intrinsic argument types.
2227 (bdesc_multi_arg): New table for FMA4 intrinsics.
2228 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
2229 (ix86_expand_multi_arg_builtin): New function for creating FMA4
2231 (ix86_expand_builtin): Add FMA4 intrinsic support.
2232 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
2233 operand instructions.
2234 (ix86_expand_fma4_multiple_memory): New function to split the
2235 second memory reference from FMA4 instructions.
2236 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
2237 (ssemodesuffixf2s): Ditto.
2238 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
2240 (fma4_fmsub<mode>4): Ditto.
2241 (fma4_fnmadd<mode>4): Ditto.
2242 (fma4_fnmsub<mode>4): Ditto.
2243 (fma4_vmfmadd<mode>4): Ditto.
2244 (fma4_vmfmsub<mode>4): Ditto.
2245 (fma4_vmfnmadd<mode>4): Ditto.
2246 (fma4_vmfnmsub<mode>4): Ditto.
2247 (fma4_fmadd<mode>4256): Ditto.
2248 (fma4_fmsub<mode>4256): Ditto.
2249 (fma4_fnmadd<mode>4256): Ditto.
2250 (fma4_fnmsub<mode>4256): Ditto.
2251 (fma4_fmaddsubv8sf4): Ditto.
2252 (fma4_fmaddsubv4sf4): Ditto.
2253 (fma4_fmaddsubv4df4): Ditto.
2254 (fma4_fmaddsubv2df4): Ditto.
2255 (fma4_fmsubaddv8sf4): Ditto.
2256 (fma4_fmsubaddv4sf4): Ditto.
2257 (fma4_fmsubaddv4df4): Ditto.
2258 (fma4_fmsubaddv2df4): Ditto.
2259 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
2260 instructions for intrinsics.
2261 (fma4i_fmsub<mode>4): Ditto.
2262 (fma4i_fnmadd<mode>4): Ditto.
2263 (fma4i_fnmsub<mode>4): Ditto.
2264 (fma4i_vmfmadd<mode>4): Ditto.
2265 (fma4i_vmfmsub<mode>4): Ditto.
2266 (fma4i_vmfnmadd<mode>4): Ditto.
2267 (fma4i_vmfnmsub<mode>4): Ditto.
2268 (fma4i_fmadd<mode>4256): Ditto.
2269 (fma4i_fmsub<mode>4256): Ditto.
2270 (fma4i_fnmadd<mode>4256): Ditto.
2271 (fma4i_fnmsub<mode>4256): Ditto.
2272 (fma4i_fmaddsubv8sf4): Ditto.
2273 (fma4i_fmaddsubv4sf4): Ditto.
2274 (fma4i_fmaddsubv4df4): Ditto.
2275 (fma4i_fmaddsubv2df4): Ditto.
2276 (fma4i_fmsubaddv8sf4): Ditto.
2277 (fma4i_fmsubaddv4sf4): Ditto.
2278 (fma4i_fmsubaddv4df4): Ditto.
2279 (fma4i_fmsubaddv2df4): Ditto.
2281 * doc/invoke.texi (-mfma4): Add documentation.
2282 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2284 2009-09-29 Richard Henderson <rth@redhat.com>
2286 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
2287 an edge to the new destination block.
2289 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2292 * pa.c (hppa_profile_hook): Use
2293 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2295 2009-09-29 Steve Ellcey <sje@cup.hp.com>
2296 Alexander Monakov <amonakov@ispras.ru>
2299 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2300 (not_postinc_memory_operand): New.
2301 (not_postinc_move_operand): New.
2302 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2303 (*cmovsi_internal): Ditto.
2305 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2307 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2308 restrict issue_rate in first pass when scheduling for register
2311 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2312 Rafael Avila de Espindola <espindola@google.com>
2314 * gengtype.c (plugin_output): New.
2315 (get_output_file_with_visibility): Return plugin_output for plugins.
2316 (main): Parse and use the -P option.
2317 * gty.texi: Update the command line format.
2319 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2322 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2324 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2325 out if !const_ok_for_output.
2328 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2329 case VAR_LOCATION>: Remove gcc_unreachable ().
2331 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2333 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2334 (x86_64-*-*): Ditto.
2335 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2336 back to smmintrin.h.
2337 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
2338 * config/i386/x86intrin.h: Remove SSE5.
2339 * config/i386/mmintrin-common.h: Delete file.
2340 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2342 2009-09-29 Richard Guenther <rguenther@suse.de>
2344 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2345 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2347 2009-09-29 Nick Clifton <nickc@redhat.com>
2349 * function.c (current_function_name): If there is no current
2350 function just return "<none>".
2352 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2354 * tree-pass.h (register_pass_info): New structure.
2355 (pass_positioning_ops): Move enum from gcc-plugin.h.
2356 (register_pass): New function.
2357 * gcc-plugin.h (plugin_pass): Delete structure.
2358 (pass_positioning_ops): Delete enum.
2359 * plugin.c (regsiter_pass): Delete function.
2360 (position_pass): Delete function.
2361 (added_pass_nodes): Delete variable.
2362 (prev_added_pass_nodes): Delete variable.
2363 (pass_list_node): Delete structure.
2364 * passes.c (make_pass_instance): New function.
2365 (next_pass_1): Change to call make_pass_instance.
2366 (pass_list_node): Move structure from gcc-plugin.h.
2367 (added_pass_nodes): Move variable from plugin.c.
2368 (prev_added_pass_nodes): Move variable from plugin.c.
2369 (position_pass): New function.
2370 (register_pass): New function.
2372 2009-09-28 Easwaran Raman <eraman@google.com>
2374 * ifcvt.c (noce_try_abs): Recognize pattern and call
2375 expand_one_cmpl_abs_nojump.
2376 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2377 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2379 2009-09-28 Ian Lance Taylor <iant@google.com>
2382 * c-opts.c (c_common_handle_option): Don't set
2383 warn_jump_misses_init for -Wall.
2384 * doc/invoke.texi (Warning Options): Update documentation.
2386 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2388 * Makefile.in ($(out_object_file)): Depend on
2389 gt-$(basename $(notdir $(out_file))).h.
2391 2009-09-28 Richard Henderson <rth@redhat.com>
2393 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2394 * except.c (gen_eh_region): Set it.
2395 (duplicate_eh_regions_1): Copy it.
2396 * tree-eh.c (lower_resx): Use it to determine which function
2399 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2400 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2401 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2402 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2403 BUILT_IN_CXA_END_CLEANUP if necessary.
2405 * c-common.c (c_define_builtins): Update call to
2406 build_common_builtin_nodes.
2408 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2410 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2412 2009-09-28 Michael Matz <matz@suse.de>
2414 * builtins.c (interclass_mathfn_icode): New helper.
2415 (expand_builtin_interclass_mathfn): Use it here, and split folding
2417 (fold_builtin_interclass_mathfn): ... this new folder.
2418 (build_call_nofold_loc): New static helper.
2419 (build_call_nofold): New wrapper macro for above.
2420 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2421 (expand_builtin_pow): Ditto.
2422 (expand_builtin_memset_args): Ditto.
2423 (expand_builtin_printf): Ditto.
2424 (expand_builtin_fprintf): Ditto.
2425 (expand_builtin_sprintf): Ditto.
2426 (expand_builtin_memory_chk): Ditto.
2427 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2428 (expand_builtin_stpcpy): Ditto.
2429 (expand_builtin_strcmp): Ditto.
2430 (expand_builtin_strncmp): Ditto.
2431 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2432 (expand_builtin_strcpy_args): Don't call folders.
2433 (expand_builtin_memcmp): Ditto.
2434 (expand_builtin_strncpy): Ditto, and use target.
2435 (expand_builtin_memcpy): Ditto.
2436 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2437 expand_builtin_strpbrk, expand_builtin_memmove,
2438 expand_builtin_memmove_args, expand_builtin_bcopy,
2439 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2440 expand_builtin_strspn, expand_builtin_strcspn,
2441 expand_builtin_fputs): Remove these.
2442 (expand_builtin): Don't call the above, change calls to other
2443 expanders that changed prototype.
2444 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2445 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2446 fold_builtin_interclass_mathfn.
2447 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2448 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2450 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2451 * passes.c (init_optimization_passes): Move pass_fold_builtins
2452 after last phiopt pass.
2453 * tree-inline.c (fold_marked_statements): When folding builtins
2454 iterate over all instruction potentially generated.
2455 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2457 (fold_gimple_call): Use it to always fold calls (into potentially
2458 multiple instructions).
2459 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2460 calls into zero at this time.
2461 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2462 statements generated by builtin folding.
2464 2009-09-28 Nick Clifton <nickc@redhat.com>
2466 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2468 2009-09-28 Duncan Sands <baldrick@free.fr>
2470 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2471 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2472 (register_callback): Dispatch it.
2473 (invoke_plugin_callbacks): Incorporate in sanity check.
2474 * ggc.h (ggc_register_cache_tab): Add declaration.
2475 * ggc-common.c (ggc_register_root_tab): Simplify.
2476 (const_ggc_cache_tab_t): New typedef.
2477 (extra_cache_vec): New vector of dynamically added cache tables.
2478 (ggc_register_cache_tab): New function.
2479 (ggc_scan_cache_tab): New function.
2480 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2481 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2483 2009-09-27 Richard Henderson <rth@redhat.com>
2485 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2486 which we remove __builtin_stack_restore.
2488 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2490 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2491 to test for GRD_INVARIANT.
2492 (simple_rhs_p): Anything that's function_invariant_p is fine.
2494 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2496 * gengtype.c (main): Use plunge_files instead of plugin_output.
2498 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2499 Rafael Avila de Espindola <espindola@google.com>
2501 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2502 Don't print pch related info if it is false.
2503 (main): Don't print pch info in plugin mode.
2505 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2507 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2508 with dw_val_class_const_double.
2509 (struct dw_val_struct): Replace val_long_long with val_double and
2510 adjust for above change.
2511 (output_loc_operands): Likewise.
2512 (add_AT_long_long): Rename into...
2513 (add_AT_double): ...this.
2514 (print_die): Replace dw_val_class_long_long with
2515 dw_val_class_const_double and adjust.
2516 (attr_checksum): Likewise.
2517 (same_dw_val_p): Likewise.
2518 (size_of_die): Likewise.
2519 (value_format): Likewise.
2520 (output_die): Likewise.
2521 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2522 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2523 instead of add_AT_long_long.
2524 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2525 value with the precision of its type.
2527 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2530 * c-typeck.c (build_conditional_expr): Use the readonly and
2531 volatile flags of the operand types, not of the operands itself.
2533 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2535 * collect2.c (main): Look for -brtl before adding libraries.
2537 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2539 * config.gcc: Update OpenBSD targets.
2540 * config/openbsd-stdint.h: New file.
2541 * config/openbsd-libpthread.h: New file.
2542 * config/openbsd.h: Update and break out LIB_SPEC definition.
2543 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2544 * config/i386/openbsdelf.h: Correct types.
2545 * config/m68k/openbsd.h: Likewise.
2546 * config/mips/openbsd.h: Likewise.
2547 * config/vax/openbsd.h: Likewise.
2549 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2551 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2552 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2553 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2554 of the length and zero.
2556 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2558 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2559 (FLAGS_H): Add options.h $(REAL_H).
2560 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2561 (TREE_VECTORIZER_H): New.
2562 (EBITMAP_H): Renamed from EBIMAP_H.
2563 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2564 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2565 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2566 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2567 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2568 (graphite-clast-to-gimple.o, graphite-dependences.o)
2569 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2570 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2571 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2572 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2573 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2574 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2575 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2576 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2577 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2578 updated and fixed as per above changes and per
2579 check_makefile_deps.sh output.
2582 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2583 * configure: Regenerate.
2585 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2587 * doc/install.texi: Update minimum MPC version to 0.7.
2589 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2591 * doc/install.texi (Binaries): Remove reference to the binary
2592 distribution CD-ROM from the FSF.
2594 2009-09-26 Michael Matz <matz@suse.de>
2598 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2599 that are mentioned in the body.
2601 2009-09-26 Michael Matz <matz@suse.de>
2603 PR tree-optimization/41454
2604 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2605 (tree_ssa_dominator_optimize): Don't allocate and free it.
2606 (dom_opt_leave_block): Don't iterate over it.
2607 (eliminate_redundant_computations): Don't return a value.
2608 (cprop_operand, cprop_into_stmt): Ditto.
2609 (optimize_stmt): Don't defer updating stmts.
2611 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2613 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2614 generic_parameter_die, template_parameter_pack_die,
2615 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2616 renaming DW_TAG_formal_parameter_pack and
2617 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2618 and DW_TAG_GNU_template_parameter_pack.
2620 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2622 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2623 * config/v850/v850.c (v850_function_value): New function.
2624 (TARGET_FUNCTION_VALUE): Define.
2626 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2628 * tree-vect-stmts.c (vectorizable_call): Call
2629 mark_symbols_for_renaming after vect_finish_stmt_generation.
2631 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2632 to loc_descriptor_from_tree.
2633 (add_location_or_const_value_attribute): Pass 0 instead of 2
2634 for decl_by_reference_p decls.
2636 2009-09-25 Richard Guenther <rguenther@suse.de>
2639 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2642 2009-09-25 Ben Elliston <bje@au.ibm.com>
2644 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2647 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2649 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2650 form of instruction.
2652 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2655 * fold-const.c (const_binop): Handle complex int division.
2656 * tree-complex.c (expand_complex_div_straight,
2657 expand_complex_div_wide): Update comments.
2659 2009-09-24 DJ Delorie <dj@redhat.com>
2662 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2663 (reg_class): Likewise.
2664 (REG_CLASS_NAMES): Likewise.
2665 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2666 (m32c_override_options): Disable -fivopts for M32C.
2668 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2670 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2671 Delete VSX load/store with update support.
2672 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2673 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2677 (VStype_load_update): Ditto.
2678 (VStype_store_update): Ditto.
2679 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2680 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2682 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2683 load/store with update builtins.
2685 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2687 * libgcc2.c (L_trampoline): Prototype for getpagesize
2688 and mprotect in WINNT case.
2690 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2692 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2693 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2694 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2695 'outgoing' argument.
2696 (TARGET_FUNCTION_VALUE): Define.
2698 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2700 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2702 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2705 * common.opt: Initialize dwarf_strict to -1.
2706 * toplev.c (process_options): Catch unset dwarf_strict
2707 and set to 0 for all targets not overriding.
2708 * config/darwin.c (darwin_override_options): Catch unset
2709 dwarf_strict and override to 1.
2711 2009-09-24 Jeff Law <law@redhat.com>
2713 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2715 2009-09-24 Richard Guenther <rguenther@suse.de>
2717 PR tree-optimization/36143
2718 PR tree-optimization/38747
2719 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2720 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2722 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2725 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2726 return false instead of gcc_unreachable (). For CONST return the
2727 value returned by recursive call instead of always returning true.
2728 (tree_add_const_value_attribute): Return the value returned by
2729 add_const_value_attribute instead of always returning true if rtl
2732 2009-09-23 Justin Seyster <jrseys@gmail.com>
2734 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2736 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2738 * cgraphunit.c (cgraph_lower_function): Revert last change.
2739 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2740 instead of DECL_NO_STATIC_CHAIN.
2741 * tree-cfg.c (verify_gimple_call): Likewise.
2742 * tree-nested.c (get_chain_decl, get_chain_field,
2743 convert_tramp_reference_op, convert_gimple_call): Likewise.
2744 (convert_all_function_calls): Likewise. Always set or clear
2745 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2746 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2747 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2749 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2750 DECL_NO_STATIC_CHAIN.
2751 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2752 instead of DECL_NO_STATIC_CHAIN.
2753 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2754 decl_function_context.
2755 * varasm.c (initializer_constant_valid_p): Likewise.
2756 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2757 (DECL_STATIC_CHAIN): ... this.
2758 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2759 instead of DECL_NO_STATIC_CHAIN.
2761 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2762 Rafael Avila de Espindola <espindola@google.com>
2764 * gengtype.c (nb_plugin_files): Make it unsigned to match
2765 num_gt_files. Adjust other variables to avoid warnings.
2766 (main): Allocate an all zero lang_bitmap before each plugin file name
2767 to match regular file names.
2769 2009-09-23 Richard Henderson <rth@redhat.com>
2771 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2772 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2773 static chain passed in memory.
2774 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2775 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2776 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2777 STATIC_CHAIN_REGNUM defined.
2779 * config/picochip/picochip-protos.h: s/class/klass/.
2780 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2781 (picochip_static_chain): New.
2782 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2783 (STATIC_CHAIN_INCOMING): Remove.
2785 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2786 (xtensa_static_chain): New.
2787 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2788 (STATIC_CHAIN_INCOMING): Remove.
2790 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2792 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2793 * config/pa/pa-protos.h (function_value): Remove.
2794 * config/pa/pa.c (pa_function_value): Rename from function_value.
2795 Make static, add 'outgoing' argument.
2796 (TARGET_FUNCTION_VALUE): Define.
2798 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2800 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2801 instead of cfun->machine->is_leaf.
2802 * config/avr/avr.h (machine_function): Remove is_leaf field.
2804 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2807 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2808 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2809 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2810 the same size, prefer DW_OP_stack_value.
2811 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2812 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2814 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2817 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2819 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2822 * cfgexpand.c (convert_debug_memory_address): New.
2823 (expand_debug_expr): Convert base address and offset to the same
2824 mode. Use it to convert addresses to other modes. Accept
2827 2009-09-23 Richard Guenther <rguenther@suse.de>
2829 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2830 produced for bigendian targets with promoted subregs.
2832 2009-09-23 Richard Guenther <rguenther@suse.de>
2834 * value-prof.c (gimple_ic): Purge old EH edges only after building
2837 2009-09-23 Nick Clifton <nickc@redhat.com>
2839 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2841 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2844 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2847 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2848 on non-nested functions.
2850 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2851 Jan Hubicka <jh@suse.cz>
2853 * dwarf2out.c (loc_list_plus_const): Only define if
2854 DWARF2_DEBUGGING_INFO.
2855 (address_of_int_loc_descriptor): Likewise.
2858 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2860 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2863 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2864 constant is more than zero.
2866 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2869 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2870 call final to emit non-scheduled prologue, instead insert at entry.
2872 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2873 Joseph S. Myers <joseph@codesourcery.com>
2875 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2877 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2878 Rafael Avila de Espindola <espindola@google.com>
2880 * gengtype.c (is_file_equal): New function.
2881 (close_output_files): Use is_file_equal. Free of->buf.
2883 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2884 Rafael Avila de Espindola <espindola@google.com>
2886 * gengtype.c (write_types, write_local): Add the output_header
2887 argument. Update all callers.
2889 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2891 * dwarf2out.c (template_parameter_pack_die,
2892 gen_formal_parameter_pack_die ): New functions.
2893 (make_ith_pack_parameter_name): Remove this function.
2894 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2895 DW_TAG_formal_parameter_pack.
2896 (gen_generic_params_dies): Represent each template parameter pack
2897 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2898 represented by usual DW_TAG_template_*_parameter DIEs that are
2899 children of the DW_TAG_template_parameter_pack element DIE.
2900 (generic_parameter_die): This doesn't deal with parameter pack
2901 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2902 of parameter pack DIEs.
2903 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2904 in certain cases, e.g. for pack elements.
2905 (gen_formal_types_die, gen_decl_die): Adjust usage of
2906 gen_formal_parameter_die.
2907 (gen_subprogram_die): Represent each function parameter pack by a
2908 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2909 represented by usual DW_TAG_formal_parameter DIEs that are children
2910 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2911 ____builtin_va_alist decls as no part of the compiler uses those
2913 * langhooks.h (struct lang_hooks_for_decls): Add
2914 function_parm_expanded_from_pack_p, get_generic_function_decl
2915 and function_parameter_pack_p hooks. Fix comment for
2916 get_innermost_generic_parms hook.
2917 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2918 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2919 macros and use them to initialize lang_hook.
2921 2009-09-22 Richard Henderson <rth@redhat.com>
2923 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2924 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2925 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2926 on TRAMPOLINE_TEMPLATE.
2927 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2928 TRAMPOLINE_ADJUST_ADDRESS.
2929 * targhooks.c (default_asm_trampoline_template): Remove.
2930 (default_trampoline_adjust_address): Remove.
2931 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2932 * targhooks.h: Update decls.
2934 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2936 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2937 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2938 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2940 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2943 * reload1.c (reload): Reset debug insns with pseudos without
2946 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2948 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2949 unconditional true for decimal float modes.
2950 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2951 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2953 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2955 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2956 Enable a new case for __FreeBSD__ >= 7.
2957 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2958 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2959 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2960 and USE_LD_AS_NEEDED.
2962 * doc/install.texi (*-*-freebsd*): Update target information.
2964 2009-09-22 Richard Guenther <rguenther@suse.de>
2967 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2968 arrays really properly.
2970 2009-09-22 Richard Henderson <rth@redhat.com>
2973 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2974 calls.static_chain, calls.trampoline_init,
2975 calls.trampoline_adjust_address.
2976 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2977 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2978 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2979 * builtins.c (expand_builtin_setjmp_receiver): Use
2980 targetm.calls.static_chain; only clobber registers.
2981 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2982 set up memory attributes properly for the trampoline block.
2983 (expand_builtin_adjust_trampoline): Use
2984 targetm.calls.trampoline_adjust_address.
2985 * calls.c (prepare_call_address): Add fndecl argument. Use
2986 targetm.calls.static_chain.
2987 * df-scan.c (df_need_static_chain_reg): Remove.
2988 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2989 consolodate static chain handling.
2990 * doc/tm.texi: Document new hooks.
2991 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2992 (init_emit_regs): Don't initialize them.
2993 * expr.h (prepare_call_address): Update decl.
2994 * final.c (profile_function): Use targetm.calls.static_chain.
2995 * function.c (expand_function_start): Likewise.
2996 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2997 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2998 only clobber registers.
2999 * targhooks.c (default_static_chain): New.
3000 (default_asm_trampoline_template, default_trampoline_init): New.
3001 (default_trampoline_adjust_address): New.
3002 * targhooks.h: Declare them.
3003 * varasm.c (assemble_trampoline_template): Use
3004 targetm.asm_out.trampoline_template. Make the memory block const
3007 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
3008 alpha_initialize_trampoline. Make static. Merge VMS parameter
3009 differences into the TARGET_ABI_OPEN_VMS code block.
3010 (TARGET_TRAMPOLINE_INIT): New.
3011 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
3012 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
3013 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
3014 (INITIALIZE_TRAMPOLINE): Remove.
3016 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
3017 (TRAMPOLINE_TEMPLATE): Merge with ...
3018 (INITIALIZE_TRAMPOLINE): ... this and move ...
3019 * config/arc/arc.c (arc_trampoline_init): ... here.
3020 (TARGET_TRAMPOLINE_INIT): New.
3022 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3023 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3024 (arm_asm_trampoline_template): New.
3025 (arm_trampoline_init, arm_trampoline_adjust_address): New.
3026 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
3027 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
3028 code to arm_asm_trampoline_template.
3029 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
3030 arm_trampoline_adjust_address.
3031 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
3032 adjust for target hook parameters.
3034 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
3037 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
3038 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
3039 (bfin_trampoline_init): Rename from initialize_trampoline;
3040 make static; update for target hook parameters.
3041 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3042 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
3043 bfin_asm_trampoline_template.
3044 (INITIALIZE_TRAMPOLINE): Remove.
3046 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3047 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
3048 cris_trampoline_init): New.
3049 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
3050 cris_asm_trampoline_template.
3051 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
3052 adjust for target hook parameters.
3054 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
3056 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3057 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
3058 fr30_trampoline_init): New.
3059 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
3060 fr30_asm_trampoline_template.
3061 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
3062 adjust for target hook parameters.
3064 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
3065 (frv_trampoline_init): Rename from frv_initialize_trampoline;
3066 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
3067 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
3068 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
3070 * config/h8300/h8300.c (h8300_trampoline_init): New.
3071 (TARGET_TRAMPOLINE_INIT): New.
3072 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
3073 to h8300_trampoline_init and adjust for hook parameters.
3075 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
3076 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
3077 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
3078 make static; adjust for hook parameters.
3079 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
3081 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3082 (TARGET_TRAMPOLINE_INIT): New.
3083 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
3084 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
3085 iq2000_asm_trampoline_template.
3086 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
3087 (TRAMPOLINE_CODE_SIZE): New.
3088 (TRAMPOLINE_SIZE): Use it.
3089 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
3091 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
3092 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
3093 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
3094 adjust for hook parameters.
3095 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
3097 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
3098 (m32r_trampoline_init): New.
3099 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
3100 m32r_trampoline_init.
3102 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
3103 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
3104 make static; update for hook parameters.
3105 * config/m68hc11/m68hc11-protos.h: Update.
3106 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
3108 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3109 (TARGET_TRAMPOLINE_INIT): New.
3110 (mcore_function_value): Fix typo.
3111 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
3112 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
3113 to mcore_asm_trampoline_template.
3114 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
3116 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
3117 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
3118 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
3119 update for hook parameters.
3120 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
3122 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3123 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3124 mips_trampoline_init): New.
3125 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
3126 mips_asm_trampoline_template.
3127 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
3128 update for hook parameters.
3130 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3131 (TARGET_TRAMPOLINE_INIT): New.
3132 (mmix_trampoline_size): Remove.
3133 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
3134 make static. Remove out-of-date tetra vs octa comment.
3135 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
3136 make static; update for hook parameters.
3137 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
3138 (INITIALIZE_TRAMPOLINE): Remove.
3139 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
3140 (TRAMPOLINE_ALIGNMENT): New.
3141 * gcc/config/mmix/mmix-protos.h: Update.
3143 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3144 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3145 mn10300_trampoline_init): New.
3146 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
3147 mn10300_asm_trampoline_template.
3148 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
3150 * config/moxie/moxie.c (moxie_static_chain,
3151 moxie_asm_trampoline_template, moxie_trampoline_init,
3152 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
3153 TARGET_TRAMPOLINE_INIT): New.
3154 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
3155 moxie_trampoline_init.
3156 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
3157 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
3159 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3160 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3161 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
3162 pa_trampoline_adjust_address): New.
3163 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
3164 pa_asm_trampoline_template.
3165 (TRAMPOLINE_ALIGNMENT): New.
3166 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
3167 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
3168 adjust for hook parameters.
3169 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
3171 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
3172 (TARGET_TRAMPOLINE_INIT): New.
3173 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
3174 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
3176 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
3178 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
3179 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
3180 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
3181 make static; adjust parameters for the hook.
3182 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
3184 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
3185 s390_trampoline_template; make static.
3186 (s390_trampoline_init): Rename from s390_initialize_trampoline;
3187 make static; adjust for target hook.
3188 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3189 * config/s390/s390-protos.h: Remove trampoline decls.
3190 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
3191 (TRAMPOLINE_TEMPLATE): Remove.
3192 (TRAMPOLINE_ALIGNMENT): New.
3194 * config/score/score-protos.h (score_initialize_trampoline): Remove.
3195 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3196 (TARGET_TRAMPOLINE_INIT): New.
3197 (score_asm_trampoline_template): New.
3198 (score_trampoline_init): Rename from score_initialize_trampoline;
3199 make static; adjust for hook parameters.
3200 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
3201 score[37]_asm_trampoline_template.
3202 (INITIALIZE_TRAMPOLINE): Remove.
3203 * config/score/score3.c (score3_asm_trampoline_template): New.
3204 (score3_trampoline_init): Rename from score3_initialize_trampoline;
3205 adjust for target hook.
3206 * config/score/score7.c (score7_asm_trampoline_template): New.
3207 (score7_trampoline_init): Rename from score7_initialize_trampoline;
3208 adjust for target hook.
3209 * config/score/score3.h, config/score/score7.h: Update.
3211 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
3212 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
3213 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3214 (sh_trampoline_init): Rename from sh_initialize_trampoline;
3215 make static; adjust for target hook parameters.
3216 (sh_trampoline_adjust_address): New.
3217 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
3218 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
3220 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
3221 (sparc32_initialize_trampoline): Rename from
3222 sparc_initialize_trampoline; make static; replace tramp parameter
3223 with m_tramp and update memory accesses.
3224 (sparc64_initialize_trampoline): Similarly.
3225 (sparc_trampoline_init): New.
3226 * config/sparc/sparc-protos.h: Remove trampoline decls.
3227 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
3228 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
3230 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
3231 (array_to_constant): Make ARR parameter const.
3232 (spu_trampoline_init): Rename from spu_initialize_trampoline;
3233 make static; update for hook parameters.
3234 * config/spu/spu-protos.h: Update decls.
3235 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
3237 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
3238 from xstormy16_initialize_trampoline; make static; update for
3240 (TARGET_TRAMPOLINE_INIT): New.
3241 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
3243 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3244 (TARGET_TRAMPOLINE_INIT): New.
3245 (v850_can_eliminate): Make static.
3246 (v850_asm_trampoline_template, v850_trampoline_init): New.
3247 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
3248 v850_asm_trampoline_template.
3249 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
3250 and adjust for target hook parameters.
3252 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3253 (TARGET_TRAMPOLINE_INIT): New.
3254 (vax_asm_trampoline_template, vax_trampoline_init): New.
3255 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
3256 vax_asm_trampoline_template.
3257 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
3259 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3260 (TARGET_TRAMPOLINE_INIT): New.
3261 (xtensa_asm_trampoline_template): Rename from
3262 xtensa_trampoline_template; make static.
3263 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
3264 make static; update for hook parameters.
3265 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
3266 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
3267 (INITIALIZE_TRAMPOLINE): Remove.
3269 * config/i386/i386.c (ix86_function_regparm): Do not issue an
3270 error for nested functions with regparm=3.
3271 (ix86_compute_frame_layout): Adjust frame pointer offset for
3272 ix86_static_chain_on_stack.
3273 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
3274 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
3275 don't reset to UNITS_PER_WORD.
3276 (ix86_emit_leave): Adjust ix86_cfa_state.
3277 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
3278 (ix86_static_chain): New.
3279 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
3280 make static; update for target hook parameters; use ix86_static_chain.
3281 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3282 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
3283 (INITIALIZE_TRAMPOLINE): Remove.
3284 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
3285 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
3286 to the end. Add static_chain_on_stack.
3287 (ix86_static_chain_on_stack): New.
3289 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
3290 (m68k_output_mi_thunk): Don't use static_chain_rtx.
3291 (m68k_trampoline_init): New.
3292 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
3293 m68k_trampoline_init and adjust for hook parameters.
3294 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
3295 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
3297 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3299 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3300 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3302 * reload1.c (reload): Call wrap_constant when substituting
3303 reg for equiv inside of DEBUG_INSNs.
3306 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3307 add_call_src_coords_attributes, add_high_low_attributes,
3308 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3309 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3310 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3311 when -gdwarf-2 -gstrict-dwarf.
3312 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3313 -gdwarf-[23] -gstrict-dwarf.
3314 (address_of_int_loc_descriptor, loc_descriptor,
3315 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3316 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3317 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3319 2009-09-22 Richard Guenther <rguenther@suse.de>
3321 PR tree-optimization/41428
3322 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3323 (ccp_finalize): Pass it to substitute_and_fold.
3325 2009-09-22 Richard Guenther <rguenther@suse.de>
3327 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3328 (substitute_and_fold): Adjust prototype.
3329 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3330 (simplify_stmt_using_ranges): Likewise.
3331 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3332 (vrp_fold_stmt): New function.
3333 (vrp_finalize): Pass it to substitute_and_fold.
3334 * tree-flow.h (vrp_evaluate_conditional): Remove.
3335 (simplify_stmt_using_ranges): Likewise.
3336 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3337 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3338 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3340 (fold_predicate_in): Move to tree-vrp.c.
3341 (substitute_and_fold): Use the callback instead of calling into
3342 tree-vrp.c functions directly.
3344 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3346 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3347 comparison warning on rs6000.
3350 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3351 GIMPLE_EH_MUST_NOT_THROW cleanup.
3352 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3354 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3357 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3358 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3359 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3360 libSystem which is derived from the gcc 4.2.1 unwinder.
3362 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3365 * varasm.c (default_encode_section_info): Copy TLS model into
3366 sym_ref flags regardless of backend support for TLS, for all
3367 model types except TLS_MODEL_EMULATED.
3369 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3372 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3373 we can handle it correctly.
3375 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3377 * doc/install.texi (os2): Remove section.
3379 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3381 * doc/standards.texi (Objective-C): Adjust two URLs.
3383 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3385 * tree-tailcall.c (process_assignment): Don't check if a
3386 multiplication or an addition are already present.
3387 (find_tail_calls): Combine multiple additions and multiplications.
3388 (adjust_accumulator_values): Emit accumulators.
3390 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3392 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3393 xmm register restore.
3395 2009-09-21 Jan Hubicka <jh@suse.cz>
3397 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3398 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3401 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3403 * stor-layout.c (layout_type): Remove obsolete code.
3405 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3408 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3410 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3413 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3414 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3415 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3416 * fold-const.c (const_binop): Likewise.
3417 * real.h (do_mpc_arg2): Update prototype.
3419 2009-09-20 Jan Hubicka <jh@suse.cz>
3421 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3422 (add_location_or_const_value_attribute): Rewrite using
3424 (tree_add_const_value_attribute): Return true if successful.
3425 (tree_add_const_value_attribute_for_decl): Likewise.
3427 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3428 (loc_descriptor): ... here;
3429 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3430 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3431 pool items that was not marked for output.
3432 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3433 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3434 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3435 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3436 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3437 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3438 DW_OP_stack_value to get address of items that are not available
3440 (dw_loc_list): Handle single element lists correctly.
3442 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3443 Pascal Obry <obry@adacore.com>
3445 * unwind-dw2-fde.c (classify_object_over_fdes):
3446 Cast the constant 1 to _Unwind_Ptr.
3447 (add_fdes): Likewise.
3448 (linear_search_fdes): Likewise.
3450 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3452 * stor-layout.c (set_sizetype): Avoid useless type copy.
3454 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3456 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3458 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3459 * configure, config.in: Regenerate.
3460 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3462 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3463 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3464 for global data if the output could be used in a shared library.
3465 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3466 to 0 if TARGET_WRITABLE_EH_FRAME.
3468 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3470 PR rtl-optimization/39886
3471 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3472 just when insn is equal to BB_END (bb).
3474 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3476 * config/mips/mips.opt (mrelax-pic-calls): New option.
3477 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3479 (mips_unspec_call): Change "unspec_call" expander into this.
3480 (mips_strip_unspec_call): New function.
3481 (mips_got_load): Call mips_unspec_call instead of
3482 gen_unspec_call<mode>.
3483 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3485 (mips_cfg_in_reorg): New function.
3486 (mips16_lay_out_constants): Use it to decide whether to call
3487 CFG-aware insn splitting.
3488 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3489 mips_reorg. Move DF set-up code from here ...
3490 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3492 (mips_reorg): Call mips_df_reorg instead of
3493 r10k_insert_cache_barriers. Move CFG set-up code here from
3494 r10k_insert_cache_barriers.
3495 (mips_call_expr_from_insn): New function.
3496 (mips_pic_call_symbol_from_set): Likewise.
3497 (mips_find_pic_call_symbol): Likewise.
3498 (mips_annotate_pic_call_expr): Likewise.
3499 (mips_get_pic_call_symbol): Likewise.
3500 (mips_annotate_pic_calls): Likewise.
3501 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3503 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3504 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3505 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3507 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3508 (unspec_call<mode>): Remove it.
3509 (sibcall_internal, sibcall_value_internal,
3510 sibcall_value_multiple_internal, call_internal, call_split,
3511 call_value_internal, call_value_split,
3512 call_value_multiple_internal, call_value_multiple_split): Pass
3513 SIZE_OPNO to MIPS_CALL.
3514 (call_internal_direct, call_direct_split,
3515 call_value_internal_direct, call_value_direct_split): Pass -1 as
3516 SIZE_OPNO to MIPS_CALL.
3517 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3518 * configure: Regenerate.
3519 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3520 and -mno-relax-pic-calls.
3521 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3523 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3526 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3527 in the directory this rule is called from, rather than the
3528 toplevel 'gcc' directory, to fix in-tree build.
3530 2009-09-19 Chris Demetriou <cgd@google.com>
3532 PR preprocessor/28435:
3533 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3534 to cpplib that the preprocessor output is needed.
3536 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3538 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3539 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3540 *return_and_restore_fpregs_<mode>,
3541 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3544 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3545 instead of assuming it has always a REG inside of it.
3547 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3549 * config/freebsd.h: Update comment on types.
3550 (WINT_TYPE): Define.
3552 2009-09-18 Jason Merrill <jason@redhat.com>
3554 * c.opt: Add -fno-deduce-init-list.
3556 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3558 * value-prof.c (interesting_stringop_to_profile_p): Added output
3559 argument to indicate which parameter is the size parameter.
3560 * value-prof.c (gimple_stringop_fixed_value): Use
3561 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3562 * value-prof.c (gimple_stringops_transform): Update call sites to
3563 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3565 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3568 From David Binderman <dcb314@hotmail.com>:
3569 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3570 local variable f. Remove stale comments.
3571 (ix86_compute_frame_layout): Remove useless local variable total_size.
3572 Remove #if 0'd code.
3573 (legitimate_address_p): Remove useless local variables
3574 reason_rtx and reason.
3575 (ix86_split_copysign_const): Remove useless local variable op1.
3576 (scale_counter): Remove useless local variable piece_size_mask.
3578 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3580 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3583 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3586 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3588 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3590 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3593 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3595 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3596 DW_OP_implicit_value even without dwarf_version 4.
3598 2009-09-17 Jan Hubicka <jh@suse.cz>
3600 * dwarf2out.c: Include tree-pass.h and gimple.h.
3601 (loc_list_plus_const): New function.
3602 (loc_descriptor_from_tree_1): Rename to ...
3603 (loc_descriptor_from_tree): ... remove original.
3604 (loc_list_from_tree): New function.
3605 (add_AT_location_description): Accept location list.
3606 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3607 (concatn_mem_loc_descriptor): Remove.
3608 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3610 (secname_for_decl): Move up.
3611 (hidden_reference_p): New function; break out from ...
3612 (loc_by_refernece): ... here; move up.
3613 (dw_loc_list): New function.
3614 (single_element_loc_list): New function.
3615 (single_element_loc_list_p): New function.
3616 (add_loc_descr_to_each): New function.
3617 (add_loc_list): New function.
3618 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3619 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3620 add diagnostics why expansion failed.
3621 (add_location_or_const_value_attribute): Support location lists.
3622 (add_bound_info): Likewise.
3623 (descr_info_loc): Update call of loc_descriptor_from_tree.
3624 (gen_variable_die): Work on location lists.
3625 * final.c (pass_final): Add dump file.
3626 * Makefile.in (dwarf2out.o): Add new dependencies.
3628 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3631 * real.c decimal_from_integer, decimal_integer_string): New.
3632 (real_from_integer): Use them as special case for decimal float.
3633 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3634 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3635 Do not append zero after the decimal point in string to convert.
3637 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3639 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3640 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3642 2009-09-17 Martin Jambor <mjambor@suse.cz>
3644 * common.opt (fipa-sra): New switch.
3645 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3646 * timevar.def (TV_IPA_SRA): New timevar.
3647 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3648 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3649 * tree-sra.c: Include cgraph.c.
3650 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3651 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3652 and grp_not_necessarilly_dereferenced.
3653 (func_param_count): New variable.
3654 (encountered_apply_args): New variable.
3655 (bb_dereferences): New variable.
3656 (final_bbs): New variable.
3657 (no_accesses_representant): New variable.
3658 (no_accesses_p): New function.
3659 (dump_access): Dump the new fields.
3660 (sra_initialize): Set encountered_apply_args to false.
3661 (get_ssa_base_param): New function.
3662 (mark_parm_dereference): New function.
3663 (create_access): Caring for INIDRECT_REFs and different handling of
3664 varialble length accesses in early IPA SRA. Store the stmt - a new
3665 parameter - to the new access.
3666 (build_access_from_expr_1): New parameter stmt, passed to
3667 create_access. Handle INDIRECT_REFs.
3668 (build_access_from_expr): Pass the current statement to
3669 build_access_from_expr_1.
3670 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3672 (build_accesses_from_assign): Pass the current statement to
3673 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3674 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3675 final_bbs when necessary. Check for calls to __builtin_apply_args.
3676 Fixup EH info if anythng was changed.
3677 (is_unused_scalar_param): New function.
3678 (ptr_parm_has_direct_uses): New function.
3679 (find_param_candidates): New function.
3680 (mark_maybe_modified): New function.
3681 (analyze_modified_params): New function.
3682 (propagate_dereference_distances): New function.
3683 (dump_dereferences_table): New function.
3684 (analyze_caller_dereference_legality): New function.
3685 (unmodified_by_ref_scalar_representative): New function.
3686 (splice_param_accesses): New function.
3687 (decide_one_param_reduction): New function.
3688 (enum ipa_splicing_result): New type.
3689 (splice_all_param_accesses): New function.
3690 (get_param_index): New function.
3691 (turn_representatives_into_adjustments): New function.
3692 (analyze_all_param_acesses): New function.
3693 (get_replaced_param_substitute): New function.
3694 (get_adjustment_for_base): New function.
3695 (replace_removed_params_ssa_names): New function.
3696 (sra_ipa_reset_debug_stmts): New function.
3697 (sra_ipa_modify_expr): New function.
3698 (sra_ipa_modify_assign): New function.
3699 (convert_callers): New function.
3700 (modify_function): New function.
3701 (ipa_sra_preliminary_function_checks): New function.
3702 (ipa_early_sra): New function.
3703 (ipa_early_sra_gate): New function.
3704 (pass_early_ipa_sra): New variable.
3705 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3707 2009-09-17 Michael Matz <matz@suse.de>
3710 * tree.c (build_type_attribute_qual_variant): Export.
3711 * tree.h (build_type_attribute_qual_variant): Declare.
3712 * tree-inline.c (remap_type_1): Use it to build variants with
3713 the original qualifiers and attributes.
3715 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3717 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3718 without a fallthrough edge.
3720 2009-09-16 DJ Delorie <dj@redhat.com>
3722 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3723 chip and ignore the "fast_interrupt" attribute if so.
3725 2009-09-16 Richard Henderson <rth@redhat.com>
3728 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3731 2009-09-16 Richard Henderson <rth@redhat.com>
3734 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3735 is set only if DECL_NO_STATIC_CHAIN is unset.
3736 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3737 (FOR_EACH_NEST_INFO): New.
3738 (walk_all_functions): Use it.
3739 (finalize_nesting_tree): Likewise.
3740 (unnest_nesting_tree): Likewise.
3741 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3742 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3743 (convert_gimple_call): Early out if gimple_call_chain already set.
3744 (convert_all_function_calls): Iterate until no new functions
3745 require a static chain.
3746 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3747 when building a trampoline. Use dump_function_to_file instead
3749 (lower_nested_functions): Open dump_file. Validate that decls
3750 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3751 bit reset by this pass.
3753 2009-09-16 Michael Matz <matz@suse.de>
3756 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3757 shorten decl_common_unused.
3758 (DECL_RESTRICTED_P): New accessor.
3759 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3760 to disambiguate marked decls and restrict pointers.
3762 2009-09-16 Richard Henderson <rth@redhat.com>
3765 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3767 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3769 * integrate.c (set_block_abstract_flags): Call
3770 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3772 2009-09-16 Richard Guenther <rguenther@suse.de>
3775 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3778 2009-09-16 DJ Delorie <dj@redhat.com>
3779 Kaz Kojima <kkojima@gcc.gnu.org>
3781 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3782 (sh_expand_prologue): Update calls to output_stack_adjust.
3783 (sh_expand_epilogue): Likewise.
3785 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3788 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3789 trying to limit the extent of searches in the insn stream.
3791 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3792 Jakub Jelinek <jakub@redhat.com>
3796 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3798 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3799 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3800 (rs6000_savres_strategy): Always save FP registers inline if the
3801 target doesn't support hardware double-precision. Set the above
3802 bits in return value when needed.
3803 (rs6000_savres_routine_sym): Fix computation for cache selector.
3804 Mark the generated symbol as a function. Rename exitp argument to
3805 lr. Move code for determining the name of the symbol...
3806 (rs6000_savres_routine_name): ...here. New function. Add cases for
3807 getting the names right on AIX and 64-bit Linux.
3808 (savres_routine_name): New variable.
3809 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3810 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3811 on what the target routine uses as a base register. If savep && lr
3812 describe saving of r0 into memory slot.
3813 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3814 line calls for AIX ABI.
3815 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3816 determine FP save/restore functions.
3817 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3818 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3820 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3821 Duplicate restoration of LR and execute the appropriate one
3822 depending on whether GPRs are being restored inline. Set r11 from
3823 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3824 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3825 Fix out of line calls for AIX ABI.
3826 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3828 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3830 (*restore_gpregs_spe): Likewise.
3831 (*return_and_restore_gpregs_spe): Likewise.
3832 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3833 Define to empty string unconditionally.
3834 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3835 Define to empty string unconditionally.
3836 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3839 2009-09-15 Jan Hubicka <jh@suse.cz>
3841 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3842 * params.def (inline-insns-auto): Likewise.
3844 2009-09-15 Martin Jambor <mjambor@suse.cz>
3846 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3847 individual statements only at TDF_DETAILS dump level. Format
3848 source for 80 characters per line.
3850 2009-09-15 Christian Bruel <christian.bruel@st.com>
3852 * regrename.c (do_replace): Update REG_DEAD notes.
3854 2009-09-15 Revital Eres <eres@il.ibm.com>
3856 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3857 * targhooks.c (default_builtin_support_vector_misalignment):
3858 New builtin function.
3859 * targhooks.h (default_builtin_support_vector_misalignment):
3861 * target.h (builtin_support_vector_misalignment):
3862 New field in struct gcc_target.
3863 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3864 new builtin function.
3865 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3867 * config/rs6000/rs6000.c
3868 (rs6000_builtin_support_vector_misalignment): New function.
3869 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3871 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3873 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3875 (bfin_optimize_loop): Likewise.
3876 (bfin_gen_bundles): Likewise.
3877 (workaround_speculation): Likewise.
3878 (find_load): Return NULL_RTX for debug_insn.
3880 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3882 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3885 2009-09-14 DJ Delorie <dj@redhat.com>
3887 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3888 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3891 2009-09-14 Richard Henderson <rth@redhat.com>
3892 Jakub Jelinek <jakub@redhat.com>
3894 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3895 * cfgbuild.c (make_edges): Handle asm goto.
3896 * cfglayout.c (fixup_reorder_chain): Likewise.
3897 * cfgrtl.c (patch_jump_insn): Likewise.
3898 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3899 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3900 (gimple_build_asm_vec): Add and use labels parameter.
3901 (gimple_build_asm): Remove.
3902 (walk_gimple_asm): Walk labels too.
3903 * gimple.def (GIMPLE_ASM): Update docs.
3904 * gimple.h: Update decls.
3905 (struct gimple_statement_asm): Change nc to use unsigned char;
3907 (gimple_asm_nlabels): New.
3908 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3909 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3910 into gimple_build_asm_vec.
3911 * jump.c (mark_jump_label_asm): New.
3912 (mark_jump_label): Use it.
3913 (redirect_jump_1): Handle asm goto.
3914 (invert_jump_1): Soft fail if X is null.
3915 * recog.c (extract_asm_operands): New.
3916 (asm_noperands): Use it; handle asm labels.
3917 (decode_asm_operands): Use extract_asm_operands.
3918 (asm_operand_ok): Properly handle empty string.
3919 * reg-stack.c (get_asm_operands_in_out): Rename from
3920 get_asm_operand_n_inputs; use extract_asm_operands; return both
3921 inputs and outputs by reference; update all callers.
3922 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3923 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3924 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3925 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3926 (extract_asm_operands): Declare.
3927 * stmt.c (expand_asm_operands): Add and use labels parameter.
3928 (check_unique_operand_names): Likewise.
3929 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3930 (expand_asm_stmt): Handle asm labels.
3931 * tree-cfg.c (make_gimple_asm_edges): New.
3932 (make_edges): Use it.
3933 (cleanup_dead_labels): Handle asm labels.
3934 (is_ctrl_altering_stmt): Likewise.
3935 (gimple_redirect_edge_and_branch): Likewise.
3936 * tree.def (ASM_EXPR): Add 5th operand.
3937 * tree.h (ASM_LABELS): New.
3938 (resolve_asm_operand_names): Update decl.
3940 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3941 (c_parser_asm_goto_operands): New.
3942 * c-tree.h (build_asm_expr): Update decl.
3943 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3944 * doc/extend.texi: Document asm goto.
3946 2009-09-14 Richard Henderson <rth@redhat.com>
3948 * except.h: Update declarations.
3949 (struct pointer_map_t): Forward declare.
3950 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3951 (struct eh_landing_pad_d, eh_landing_pad): New.
3952 (struct eh_catch_d, eh_catch): New.
3953 (struct eh_region_d): Remove next_region_sharing_label, aka,
3954 label, tree_label, landing_pad, post_landing_pad, resume,
3955 may_contain_throw. Rename region_number to index. Remove
3956 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3957 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3958 (VEC(eh_landing_pad,gc)): New.
3959 (struct eh_status): Remove last_region_number. Add lp_array,
3960 throw_stmt_table, ttype_data, ehspec_data.
3961 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3962 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3963 * except.c (lang_protect_cleanup_actions): Return tree.
3964 (struct ehl_map_entry): Remove.
3965 (init_eh_for_function): Push zero entries for region and lp_array.
3966 (gen_eh_region): Add to region_array immediately.
3967 (gen_eh_region_catch): Operate on eh_catch objects.
3968 (gen_eh_landing_pad): New.
3969 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3970 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3971 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3972 (get_eh_landing_pad_from_number_fn): New.
3973 (get_eh_landing_pad_from_number): New.
3974 (get_eh_region_from_lp_number_fn): New.
3975 (get_eh_region_from_lp_number): New.
3976 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3977 (get_exception_pointer, get_exception_filter): Remove.
3978 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3979 (current_function_has_exception_handlers): Simplify.
3980 (bring_to_root, eh_region_replaceable_by_p): Remove.
3981 (replace_region, hash_type_list, hash_eh_region): Remove.
3982 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3983 (label_to_region_map, num_eh_regions): Remove.
3984 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3985 (find_exception_handler_labels): Remove.
3986 (duplicate_eh_regions_0, find_prev_try): Remove.
3987 (struct duplicate_eh_regions_data): New.
3988 (duplicate_eh_regions_1): Rewrite.
3989 (duplicate_eh_regions): Return a pointer map instead of an
3991 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3992 (redirect_eh_edge_to_label): Remove.
3993 (eh_region_outermost): Rewrite using eh_region pointers
3994 instead of integers.
3995 (add_ttypes_entry): Update for ttype_data move to eh_status.
3996 (add_ehspec_entry): Rewrite with VEC instead of varray.
3997 (assign_filter_values): Likewise. Export.
3998 (build_post_landing_pads, connect_post_landing_pads): Remove.
3999 (dw2_build_landing_pads): Rewrite to use lp_array.
4000 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
4001 (sjlj_assign_call_site_values): Rewrite to use lp_array.
4002 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
4003 (sjlj_mark_call_sites): Update for landing pad numbers.
4004 (finish_eh_generation): Rewrite.
4005 (gate_handle_eh): Do nothing for no eh tree.
4006 (pass_rtl_eh): Move up near finish_eh_generation.
4007 (remove_eh_landing_pad): New.
4008 (remove_eh_handler): Export.
4009 (remove_eh_region, remove_eh_handler_and_replace): Remove.
4010 (for_each_eh_label): Rewrite to use lp_array.
4011 (make_reg_eh_region_note): New.
4012 (make_reg_eh_region_note_nothrow_nononlocal): New.
4013 (insn_could_throw_p): New.
4014 (copy_reg_eh_region_note_forward): New.
4015 (copy_reg_eh_region_note_backward): New.
4016 (check_handled, add_reachable_handler): Remove.
4017 (reachable_next_level, foreach_reachable_handler): Remove.
4018 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
4019 (get_eh_region_and_lp_from_rtx): New.
4020 (get_eh_region_from_rtx): New.
4021 (can_throw_internal_1, can_throw_external_1): Remove.
4022 (can_throw_internal): Use get_eh_region_from_rtx.
4023 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
4024 (insn_nothrow_p, can_nonlocal_goto): New.
4025 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
4026 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
4027 (add_action_record): Use VEC not varray.
4028 (collect_one_action_chain): Update for eh_region changes.
4029 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
4030 Use get_eh_region_and_lp_from_rtx.
4031 (gate_convert_to_eh_region_ranges): New.
4032 (pass_convert_to_eh_region_ranges): Use it.
4033 (push_uleb128, push_sleb128): Use VEC not varray.
4034 (output_one_function_exception_table): Likewise.
4035 (dump_eh_tree): Update for eh_region changes.
4036 (verify_eh_tree): Likewise.
4037 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
4038 * tree-eh.c: Include target.h.
4039 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
4040 Don't disallow GIMPLE_RESX; adjust argument check.
4041 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
4042 (record_stmt_eh_region): Update for landing pad numbers;
4043 generate a landing pad if necessary.
4044 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
4045 (remove_stmt_from_eh_lp_fn): Similarly.
4046 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
4047 Update for lp numbers; don't special case missing throw_stmt_table.
4048 (lookup_expr_eh_lp): Similarly.
4049 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
4050 (eh_seq, eh_region_may_contain_throw): New.
4051 (struct leh_state): Add ehp_region.
4052 (struct leh_tf_state): Remove eh_label.
4053 (emit_post_landing_pad): New.
4054 (emit_resx, emit_eh_dispatch): New.
4055 (note_eh_region_may_contain_throw): New.
4056 (frob_into_branch_around): Take eh_region not eh label;
4057 emit eh code into eh_seq.
4058 (honor_protect_cleanup_actions): Early exit for no actions. Don't
4059 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
4060 lower_eh_must_not_throw. Emit code to eh_seq.
4061 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
4062 (lower_try_finally_onedest): Likewise.
4063 (lower_try_finally_copy): Likewise.
4064 (lower_try_finally_switch): Likewise.
4065 (lower_try_finally): Initialize ehp_region.
4066 (lower_catch): Update for eh_catch objects.
4067 (lower_eh_filter): Don't handle must_not_throw.
4068 (lower_eh_must_not_throw): New.
4069 (lower_cleanup): Don't set eh_label.
4070 (lower_eh_constructs_2): Resolve eh builtins.
4071 Handle GIMPLE_EH_MUST_NOT_THROW.
4072 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
4073 Add eh_seq to the end of the function body.
4074 (make_eh_dispatch_edges): New.
4075 (make_eh_edge): Remove.
4076 (make_eh_edges): Simplify for landing pads.
4077 (redirect_eh_edge_1): New.
4078 (redirect_eh_edge): Use it.
4079 (redirect_eh_dispatch_edge): New.
4080 (stmt_could_throw_p): Use a switch. Allow RESX.
4081 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
4082 (stmt_can_throw_internal): Likewise.
4083 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
4084 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
4085 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
4086 (gate_refactor_eh): New.
4087 (pass_refactor_eh): Use it.
4088 (lower_resx, execute_lower_resx, pass_lower_resx): New.
4089 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
4090 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
4091 (remove_unreachable_handlers): Rename from
4092 tree_remove_unreachable_handlers; rewrite for landing pads;
4093 call remove_eh_handler directly.
4094 (remove_unreachable_handlers_no_lp): New.
4095 (unsplit_eh, unsplit_all_eh): New.
4096 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
4097 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
4098 (cleanup_empty_eh_unsplit): New.
4099 (cleanup_empty_eh): Rewrite.
4100 (cleanup_all_empty_eh): New.
4101 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
4102 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
4103 (gate_cleanup_eh): New.
4104 (pass_cleanup_eh): Use it.
4105 (verify_eh_edges): Move later in file. Expect one EH edge.
4106 (verify_eh_dispatch_edge): New.
4108 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
4109 (gtype-desc.o): Add TARGET_H.
4110 (tree.o): Use EXCEPT_H, not except.h.
4111 (cfgbuild.o): Add EXPR_H.
4112 (GTFILES): Add vecprim.h.
4113 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
4114 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
4115 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
4116 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
4117 * calls.c (emit_call_1): Use make_reg_eh_region_note.
4118 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
4119 calls to can_throw_internal.
4120 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
4121 (make_edges): Don't handle RESX; use can_nonlocal_goto.
4122 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
4123 (expand_gimple_stmt): Use make_reg_eh_region_note.
4124 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
4125 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
4126 or find_exception_handler_labels.
4127 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
4128 there is exacly one EH edge. Use can_nonlocal_goto and
4130 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
4131 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
4132 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
4133 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
4134 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
4135 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
4136 * dse.c (scan_insn): Use insn_could_throw_p.
4137 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
4138 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
4139 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
4140 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
4141 EXC_PTR_EXPR or FILTER_EXPR.
4142 (tree_expr_nonzero_warnv_p): Likewise.
4143 * function.h: Include vecprim.h, not varray.h
4144 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
4145 move ttype_data and ehspec_data members to struct eh_status; change
4146 action_record_data member to a VEC.
4147 * gcse.c (hash_scan_set): Use can_throw_internal.
4148 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
4149 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
4150 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
4151 (block_may_fallthru): Don't handle RESX_EXPR.
4152 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
4153 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
4154 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
4155 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
4156 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
4157 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
4158 (gimple_size): Likewise.
4159 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
4160 (gimple_build_resx): Use gimple_build_with_ops.
4161 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
4162 (is_gimple_val): Likewise.
4163 (is_gimple_stmt): Remove RESX_EXPR.
4164 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
4165 (GIMPLE_RESX): Reorder with other EH constructs.
4166 * gimple.h (struct gimple_statement_eh_mnt): New.
4167 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
4168 (gimple_eh_filter_must_not_throw): Remove.
4169 (gimple_eh_filter_set_must_not_throw): Remove.
4170 (gimple_eh_must_not_throw_fndecl): New.
4171 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
4172 (is_gimple_resx): New.
4173 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
4174 Don't copy EH_FILTER_MUST_NOT_THROW.
4175 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
4176 * ipa-inline.c (estimate_function_body_sizes): Don't try to
4177 handle must_not_throw_labels specially.
4178 * ipa-pure-const.c (check_call): Update debug statement for LP.
4179 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
4180 * ipa-utils.c (get_base_var): Likewise.
4181 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
4182 * lower-subreg.c (move_eh_region_note): Remove.
4183 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
4184 * omp-low.c (new_omp_context): Update for eh_lp_nr.
4185 (create_task_copyfn): Likewise.
4186 (maybe_catch_exception): Use gimple_build_eh_filter.
4187 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
4188 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
4189 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
4190 and pass_lower_resx.
4191 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
4192 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
4193 can_throw_internal, can_nonlocal_goto.
4194 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
4195 copy_reg_eh_region_note_forward.
4196 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
4197 (emit_output_reload_insns): Likewise.
4198 (copy_eh_notes): Remove.
4199 * rtl.def (RESX): Remove.
4200 * rtl.h: Update declarations.
4201 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
4202 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
4203 (update_eh_label): Remove.
4204 (cleanup_dead_labels_eh): New.
4205 (cleanup_deal_labels): Use it instead of update_eh_label.
4206 (gimple_merge_blocks): Update landing pad data structure when
4207 removing a landing pad label.
4208 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
4209 test; handle GIMPLE_EH_MUST_NOT_THROW.
4210 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
4211 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
4212 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
4213 (verify_stmt): Likewise. Verify landing pads.
4214 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
4215 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
4216 (struct move_stmt_d): Add eh_map.
4217 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
4218 (move_stmt_r): Remap eh region numbers in builtin calls,
4219 resx and eh_dispatch.
4220 (move_block_to_fn): Remove eh_offset parameter. Use
4221 maybe_duplicate_eh_stmt_fn.
4222 (find_outermost_region_in_block): Operate on eh_region pointers
4223 instead of region numbers.
4224 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
4225 duplicate_eh_regions.
4226 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
4227 test earlier. Disallow EH landing pads.
4228 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
4229 * tree-flow.h: Update declarations.
4230 (struct tree_ann_common_d): Replace rn with lp_nr.
4231 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
4232 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
4233 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
4234 resx and eh_dispatch.
4235 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
4236 (copy_edges_for_bb): Use make_eh_dispatch_edges.
4237 (copy_cfg_body): Expect eh_map instead of eh_region_offset
4238 from duplicate_eh_regions.
4239 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
4240 update RESX; handle EH_DISPATCH.
4241 (expand_call_inline): Set eh_lp_nr, not eh_region.
4242 (maybe_inline_call_in_expr): Likewise.
4243 * tree-inline.h (struct copy_body_data): Replace eh_region with
4244 eh_lp_nr, eh_region_offset with eh_map.
4245 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
4246 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
4247 * tree-pretty-print.c (dump_generic_node): Don't handle
4248 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
4249 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
4250 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
4251 EXC_PTR_EXPR, FILTER_EXPR.
4252 * tree-ssa-operands.c (get_expr_operands): Likewise.
4253 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
4254 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4255 (ao_ref_init_from_vn_reference): Likewise.
4256 * tree-ssa-sink.c (statement_sink_location): Likewise.
4257 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4258 (mark_virtual_phi_result_for_renaming): Export. Tidy.
4259 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
4260 EXC_PTR_EXPR, FILTER_EXPR.
4261 (is_exception_related): Remove.
4262 (compute_avail): Don't call it.
4263 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
4264 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
4265 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
4266 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
4268 (build_resx): Remove.
4269 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
4270 * tree.h: Update declarations.
4271 (EH_FILTER_MUST_NOT_THROW): Remove.
4272 (struct tree_label_decl): Add eh_landing_pad_nr.
4273 (EH_LANDING_PAD_NR): New.
4274 * value-prof.c (gimple_ic): Tidy variable names. Update for
4275 landing pad numbers.
4276 (gimple_stringop_fixed_value): Tidy variable names. Assert
4277 that neither call stmt can throw.
4278 * vecprim.h (uchar): New.
4279 (VEC(uchar,heap), VEC(uchar,gc)): New.
4281 * c-common.c (c_define_builtins): Update call to
4282 build_common_builtin_nodes.
4283 * c-parser.c (c_parse_file): Don't call
4284 default_init_unwind_resume_libfunc.
4286 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
4288 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4289 (mips_cprestore_address_p): Likewise.
4290 (mips_save_gp_to_cprestore_slot): Likewise.
4291 (mips_restore_gp): Rename to...
4292 (mips_restore_gp_from_cprestore_slot): ...this.
4293 (mips_must_initialize_gp_p): Declare.
4294 (mips_emit_save_slot_move): Likewise.
4295 (mips_output_load_label): Return nothing.
4296 (mips_eh_uses): Declare.
4297 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
4298 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4299 (TARGET_ABSOLUTE_JUMPS): Likewise.
4300 (EH_USES): Likewise.
4301 (FIRST_PSEUDO_REGISTER): Update comment.
4302 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4303 (MIPS_CALL): ...here.
4304 (REGISTER_NAMES): Add $cprestore.
4305 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4306 Add load_label_length, has_inflexible_gp_insn_p,
4307 has_flexible_gp_insn_p, must_initialize_gp_p and
4308 must_restore_gp_when_clobbered_p.
4309 (mips_expand_call): Don't generate split instructions here.
4310 (mips_split_call): Update the call to mips_restore_gp after
4311 the above name change.
4312 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4313 (mips_find_gp_ref): New function.
4314 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4315 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4316 (mips_insn_has_flexible_gp_ref_p): Likewise.
4317 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4318 (mips_function_has_gp_insn): Delete.
4319 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4320 Use the new functions above. Only return INVALID_REGNUM
4321 for TARGET_ABSOLUTE_JUMPS.
4322 (mips_must_initialize_gp_p): New function.
4323 (mips_get_cprestore_base_and_offset): New function, extracted from...
4324 (mips_cprestore_slot): ...here. Take a bool parameter.
4325 (mips_cfun_has_cprestore_slot_p): New function.
4326 (mips_cprestore_address_p): Likewise.
4327 (mips_save_gp_to_cprestore_slot): Likewise.
4328 (mips_restore_gp): Rename to...
4329 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4330 epilogue_completed. Update the call to mips_cprestore_slot.
4331 Test cfun->machine->must_restore_gp_when_clobbered_p.
4332 (mips_direct_save_slot_move_p): New function.
4333 (mips_emit_save_slot_move): Likewise.
4334 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4335 of cfun->machine->global_pointer.
4336 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4337 (mips_save_reg): Use mips_emit_save_slot_move.
4338 (mips_expand_prologue): Set must_initialize_gp_p.
4339 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4340 for all cprestore saves. Emit a use_cprestore instruction after
4341 setting up the cprestore slot.
4342 (mips_restore_reg): Use mips_emit_save_slot_move.
4343 (mips_process_load_label): New function.
4344 (mips_load_label_length): Likewise.
4345 (mips_output_load_label): Don't return asm: output it here instead.
4346 Use mips_process_load_label.
4347 (mips_adjust_insn_length): Adjust the length of branch instructions
4348 that have length MAX_PIC_BRANCH_LENGTH.
4349 (mips_output_conditional_branch): Update the call to
4350 mips_output_load_label. Assume the branch target is OPERANDS[0]
4351 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4352 (mips_output_order_conditional_branch): Swap the meaning of
4353 OPERANDS[0] and OPERANDS[1].
4354 (mips_variable_issue): Don't count ghost instructions.
4355 (mips_expand_ghost_gp_insns): New function.
4356 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4357 (mips_output_mi_thunk): Set must_initialize_gp_p.
4358 (mips_eh_uses): New function.
4359 * config/mips/predicates.md (cprestore_save_slot_operand)
4360 (cprestore_load_slot_operand): New predicates.
4361 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4362 (UNSPEC_MOVE_GP): Likewise.
4363 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4364 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4365 (CPRESTORE_SLOT_REGNUM): New register.
4366 (MAX_PIC_BRANCH_LENGTH): New constant.
4367 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4368 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4369 branches. Fix commentary.
4370 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4371 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4372 Change type to "ghost".
4373 (loadgp_absolute_<mode>): Likewise.
4374 (loadgp_rtp_<mode>): Likewise.
4375 (copygp_mips16): Likewise.
4376 (loadgp_blockage): Remove redundant mode attribute.
4377 (potential_cprestore): New instruction.
4378 (cprestore): Turn into an unspec set.
4379 (use_cprestore): New instruction.
4380 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4381 (*branch_fp_inverted): Likewise.
4382 (*branch_order<mode>): Likewise.
4383 (*branch_order<mode>_inverted): Likewise.
4384 (*branch_equality<mode>): Likewise.
4385 (*branch_equality<mode>_inverted): Likewise.
4386 (*branch_bit<bbv><mode>): Likewise.
4387 (*branch_bit<bbv><mode>_inverted): Likewise.
4388 (*branch_equality<mode>_mips16): Remove redundant mode.
4389 (jump): Turn into a define_expand.
4390 (*jump_absolute): New instruction.
4391 (*jump_pic): Likewise.
4392 (*jump_mips16): Rename previously-unnamed pattern. Remove
4393 redundant mode attribute.
4394 (restore_gp): Split on epilogue_completed rather than
4395 reload_completed. Change type to "ghost".
4396 (move_gp<mode>): New instruction.
4397 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4398 Remove redundant mode attribute.
4399 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4400 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4401 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4403 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4406 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4407 are returned in the same register (vs34 or v2) that Altivec vector
4408 types are returned in.
4409 (rs6000_libcall_value): Ditto.
4412 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4413 instead of explicit addsi3/adddi3 calls.
4414 (rs6000_split_multireg_move): Ditto.
4415 (rs6000_emit_allocate_stack): Ditto.
4416 (rs6000_emit_prologue): Ditto.
4417 (rs6000_output_mi_thunk): Ditto.
4419 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4420 size is 64 bits if we can use 64-bit registers.
4422 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4424 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4427 From Jie Zhang <jie.zhang@analog.com>:
4428 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4429 save FP and RETS with saveall attribute.
4430 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4431 with saveall attribute.
4433 * config/bfin/bfin.c (bfin_expand_builtin,
4434 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4437 From Jie Zhang <jie.zhang@analog.com>:
4438 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4439 before use in two places.
4440 * config/bfin/bfin.md (AREG): Define mode iterator.
4441 (reload_in, reload_out): Use mode iterator AREG.
4443 2009-09-14 Richard Guenther <rguenther@suse.de>
4446 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4447 EH personality path.
4449 2009-09-13 Richard Guenther <rguenther@suse.de>
4450 Rafael Avila de Espindola <espindola@google.com>
4452 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4453 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4454 (LANG_HOOKS_INITIALIZER): Adjust.
4455 (lhd_pass_through_t): Declare.
4456 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4458 * langhooks.c (lhd_pass_through_t): New function.
4459 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4460 dwarf2out_begin_prologue): Use personality from current_function_decl.
4461 * expr.h (get_personality_function): Declare.
4462 * expr.c (get_personality_function): New function.
4463 (build_personality_function): Likewise.
4464 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4465 (eh_personality_libfunc): Remove.
4466 * optabs.c (build_libfunc_function): New function split out from ...
4467 (init_one_libfunc): ... here.
4468 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4469 (tree_function_decl): Add personality.
4470 (lhd_gcc_personality): Declare.
4471 (build_personality_function): Likewise.
4472 * tree.c (gcc_eh_personality_decl): New.
4473 (lhd_gcc_personality): New function.
4474 * except.h (lang_eh_runtime_type): Remove.
4475 (enum eh_personality_kind): New.
4476 (build_personality_function): Declare.
4477 (function_needs_eh_personality): Declare.
4478 * except.c (lang_eh_runtime_type): Remove.
4479 (function_needs_eh_personality): New function.
4480 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4481 (sjlj_emit_function_enter, output_function_exception_table):
4482 Use personality from current_function_decl.
4483 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4484 * tree-inline.c (tree_can_inline_p): Do not inline across different
4486 (expand_call_inline): Likewise. Adjust the callers EH personality.
4487 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4488 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4489 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4490 (c-parser.o): Likewise
4491 * c-tree.h (c_eh_initialized_p): Remove.
4492 (c_maybe_initialize_eh): Likewise.
4493 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4494 (finish_decl): Don't call c_maybe_initialize_eh.
4495 (c_eh_initialized_p): Remove.
4496 (c_maybe_initialize_eh): Likewise.
4497 * c-parser.c (c_parser_omp_construct): Likewise.
4498 (c_parse_file): Initialize exception handling.
4500 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4502 * config.gcc (tm_file): Remove i386/biarch32.h
4503 for i?86-w64-mingw* case.
4504 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4506 * config.host: Set for x64 mingw the option
4507 use_long_long_for_widest_fast_int to yes.
4509 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4511 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4512 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4513 (dbxout_begin_function): Likewise.
4514 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4515 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4516 set on the function.
4517 (final_end_function): Likewise.
4518 (final_scan_insn): Likewise.
4519 (rest_of_handle_final): Likewise.
4520 * varasm.c (assemble_start_function): Likewise.
4521 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4523 2009-09-12 Jason Merrill <jason@redhat.com>
4525 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4526 * opts.c (common_handle_option): constify.
4528 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4530 * doc/install.texi (avr): Remove obsolete reference site.
4532 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4534 * doc/install.texi (Binaries): Adjust AIX link.
4536 2009-09-12 Akim Demaille <demaille@gostai.com>
4538 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4539 Use an imperative sentence.
4541 2009-09-11 Richard Henderson <rth@redhat.com>
4543 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4544 structure-name and has-tree-operands arguments; update all entries.
4545 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4547 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4548 (gsstruct_code_size): New.
4549 (gss_for_code_): New.
4550 (gss_for_code): Remove.
4551 (gimple_size): Rewrite using gsstruct_code_size.
4552 (gimple_statement_structure): Move to gimple.h.
4553 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4554 (gss_for_code, gimple_statement_structure): New.
4555 (gimple_ops): Use new arrays; tidy.
4557 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4559 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4560 operand to be a PLUS expression.
4561 * config/pa/pa.c (pa_secondary_reload): Likewise.
4563 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4565 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4567 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4570 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4572 From Jie Zhang <jie.zhang@analog.com>:
4573 * doc/extend.texi (node Function Attributes): Document l2
4575 (node Blackfin Variable Attributes): Document l2 variable attributes.
4577 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4579 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4580 to match the system compiler's configuration at inflection point.
4581 Add comment to remark a remaining difference with system compiler.
4583 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4584 * configure: Regenerate.
4586 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4588 From Jie Zhang <jie.zhang@analog.com>:
4589 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4590 (bfin_handle_l2_attribute): New.
4591 (bfin_attribute_table): Add l2 attribute.
4593 2009-09-11 Michael Matz <matz@suse.de>
4596 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4597 on the local_decls list.
4599 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4603 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4605 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4606 for VALUEs, to implement the documented interface.
4607 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4608 Adjust for VALUEs and anything else, to implement the
4609 documented interface.
4611 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4613 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4614 with actual SPE/paired vector modes before using 64-bit alignment.
4615 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4617 2009-09-10 DJ Delorie <dj@redhat.com>
4619 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4622 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4623 * config/mep/mep.c (mep_legitimate_constant_p): New.
4624 * config/mep/mep-protos.h: Prototype it.
4626 2009-09-10 Richard Henderson <rth@redhat.com>
4628 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4630 2009-09-10 Jason Merrill <jason@redhat.com>
4632 * tree.c (chain_index): New fn.
4633 * tree.h: Declare it.
4635 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4637 * config/sol2-c.c (cmn_err_length_specs): Initialize
4638 scalar_identity_flag.
4640 2009-09-10 Richard Henderson <rth@redhat.com>
4642 * tree.h (struct tree_decl_common): Move align member earlier;
4643 move label_decl_uid member ...
4644 (struct tree_label_decl): ... here.
4645 (LABEL_DECL_UID): Update to match.
4647 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4650 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4651 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4653 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4654 dest_prev if the edge is complex.
4656 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4658 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4659 loop latch tests earlier.
4661 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4662 before GIMPLE_RETURN, not after its predecessor; insert
4665 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4666 gimple_seq_empty_p to test for no PHI nodes.
4667 * tree-cfg.c (split_critical_edges): Likewise.
4669 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4671 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4673 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4674 introduced by the VTA branch merge.
4676 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4678 * ira-conflicts.c: Use fputs or putc instead of fprintf
4682 * tree-switch-conversion.c: Ditto.
4684 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4686 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4687 introduced by the VTA branch merge.
4689 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4692 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4694 PR rtl-optimization/39779
4695 * expr.c (convert_modes): Return when mode == oldmode after
4696 CONST_INTs are processed.
4698 2009-09-10 Nick Clifton <nickc@redhat.com>
4700 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4701 attribute and referring decl when creating renamed symbol.
4703 2009-09-10 Richard Guenther <rguenther@suse.de>
4706 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4708 (cgraph_finalize_compilation_unit): Compute reachability
4709 before emitting thunks. Properly process aliases before
4710 possibly removing unreachable nodes.
4712 2009-09-10 Richard Guenther <rguenther@suse.de>
4715 * tree.c (struct free_lang_data_d): Add worklist member.
4716 (find_decls_types_r): Push onto the worklist instead of recursing.
4717 Handle TREE_BINFOs properly.
4718 (find_decls_types): New function wrapped around find_decls_types_r
4719 to process the worklist.
4720 (find_decls_types_in_eh_region): Use it.
4721 (find_decls_types_in_node): Likewise.
4722 (find_decls_types_in_var): Likewise.
4723 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4724 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4725 (AGGREGATE_TYPE_P): Adjust.
4727 2009-09-09 Jason Merrill <jason@redhat.com>
4729 * configure.ac: Check glibc version even if we have an in-tree
4732 2009-09-09 Anthony Green <green@moxielogic.com>
4734 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4735 the constant 0 when appropriate.
4736 * config/moxie/constraints.md: Add constraint O.
4738 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4739 to pass up to 6 32-bit argument values in registers.
4740 (moxie_function_arg): Ditto.
4741 (moxie_arg_partial_bytes): Ditto.
4742 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4743 (REG_PARM_STACK_SPACE): Ditto.
4744 (FUNCTION_ARG_REGNO_P): Ditto.
4746 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4747 instruction to allocate stack space.
4749 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4751 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4752 unnecessarily stringent constraints. Fix address
4753 calculation in the splitters.
4755 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4757 PR rtl-optimization/39779
4758 * expr.c (convert_modes): Return when mode == oldmode after
4759 CONST_INTs are processed.
4761 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4764 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4765 (ix86_expand_prologue): Take frame.padding0 into logic of
4767 (ix86_expand_epilogue): Likewise.
4769 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4771 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4773 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4774 * config/t-slibgcc-libgcc: New file.
4775 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4777 2009-09-09 Martin Jambor <mjambor@suse.cz>
4779 PR tree-optimization/41089
4780 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4783 2009-09-09 Richard Henderson <rth@redhat.com>
4785 * gimple.h (CASE_GIMPLE_OMP): New.
4786 (is_gimple_omp): Use it.
4787 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4788 (verify_gimple_debug): Likewise.
4790 2009-09-09 Richard Guenther <rguenther@suse.de>
4792 PR tree-optimization/41101
4793 * tree-ssa-pre.c (maximal_set): Remove.
4794 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4795 Defer all blocks we didn't visit at least one successor.
4796 (add_to_exp_gen): Do not add to the maximal set.
4797 (make_values_for_phi): Likewise.
4798 (compute_avail): Likewise.
4799 (init_pre): Do not allocate the maximal set.
4800 (execute_pre): Do not dump it.
4802 2009-09-09 Martin Jambor <mjambor@suse.cz>
4804 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4805 an SSA_NAME rather than a is_gimple_variable.
4807 2009-09-09 Richard Guenther <rguenther@suse.de>
4810 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4811 code dealing with plain pointer bases.
4812 (maybe_fold_offset_to_reference): Likewise.
4813 (maybe_fold_stmt_addition): Adjust.
4815 2009-09-09 Richard Guenther <rguenther@suse.de>
4817 * tree.c (free_lang_data_in_type): Do not free the type variant
4819 (free_lang_data): Merge char_type_node with its properly signed
4821 (pass_ipa_free): Collect after freeing language specific data.
4823 2009-09-09 Michael Matz <matz@suse.de>
4826 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4827 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4828 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4831 2009-09-08 DJ Delorie <dj@redhat.com>
4833 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4835 2009-09-04 Jason Merrill <jason@redhat.com>
4837 * tree.c (tree_find_value): Remove.
4838 * tree.h: Remove prototype.
4839 * varasm.c (assemble_external): Use value_member instead.
4841 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4843 * toplev.c (process_options): Choose default debugging type when
4844 gtoggle enables debug info and type is unset.
4846 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4850 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4853 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4855 * configure: Rebuilt with modified libtool.m4.
4857 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4862 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4864 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4866 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4867 (remove_statement): Likewise.
4868 (rewrite_use_nonlinear_expr): Adjust.
4869 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4870 * tree-ssa.c (release_defs_bitset): ... this. New.
4871 * tree-flow.h (release_defs_bitset): Declare.
4873 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4876 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4877 in the middle block.
4879 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4881 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4882 via intptr_t to long type.
4883 (insert_operand_rank): Cast long type via intptr_t to
4885 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4887 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4888 from pointer to unsigned via uintptr_t.
4890 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4891 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4893 * configure: Regenerated.
4894 * config.in: Regenerated
4895 * system.h (stdint.h): Add include.
4896 (inttypes.h): Likewise.
4897 * Makefile.in (aclocal): Add config/stdint.m4.
4898 * aclocal.m4: Regenerated.
4900 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4902 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4904 (note_np_check_stores): New function.
4905 (harmless_null_pointer_p): New function.
4906 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4907 changed. Take into account whether we're in the shadow of a condjump
4908 that tested NP_REG for NULL.
4909 Lose all code that tested for SEQUENCEs.
4910 (workaround_speculation): Avoid inserting NOPs for loads that are
4911 either always executed or a NULL pointer.
4913 2009-09-08 Jan Hubicka <jh@suse.cz>
4915 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4916 * params.def (early-inlining-insns): Likewise.
4918 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4920 PR rtl-optimization/41239
4921 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4922 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4924 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4925 across calls, as the calls might not always return normally.
4926 (call_may_noreturn_p): New function.
4927 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4928 (init_deps): Initialize it.
4929 (remove_from_deps): Also remove calls from
4930 last_function_call_may_noreturn list.
4932 2009-09-07 Richard Henderson <rth@redhat.com>
4934 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4935 more VR->OPERANDS than LHS operands. Free LHS before returning.
4937 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4939 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4940 (attr "addrtype"): New member "spreg".
4941 Use it if mem_spfp_address_operand is true for the address.
4942 (attr "type"): New entry "stall".
4943 (cpu_unit "load"): New.
4944 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4946 (insn_reservation "loadsp"): New.
4947 (insn_reservation "load_stall1"): New.
4948 (insn_reservation "load_stall3"): New.
4950 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4951 (mem_p_address_operand): Exclude stack and frame pointer based
4953 (mem_spfp_address_operand): New; match them here.
4954 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4955 (bfin_reorg): Call it if scheduling insns.
4956 (bfin_gen_bundles): Remove dummy insns created by
4957 add_sched_insns_for_speculation.
4959 From Jie Zhang <jie.zhang@analog.com>:
4960 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4961 bfin_si_revision, bfin_workarounds): Move these ...
4962 * config/bfin/bfin.h: ... here.
4964 From Mike Frysinger <michael.frysinger@analog.com>
4965 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4966 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4967 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4968 bf547m, bf548m, and bf549m.
4969 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4970 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4971 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4972 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4973 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4974 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4975 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4976 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4977 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4978 bf542m, bf544m, bf547m, bf548m, and bf549m.
4980 From Jie Zhang <jie.zhang@analog.com>:
4981 * config/bfin/predicates.md (p_register_operand): New predicate.
4982 (dp_register_operand): New predicate.
4983 * config/bfin/bfin-protos.h (WA_05000074): Define.
4984 (ENABLE_WA_05000074): Define.
4985 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4986 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4987 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4988 (define_attr addrtype): Allow load/store register to be P register.
4989 (define_attr storereg): New.
4990 (define_cpu_unit anomaly_05000074): New.
4991 (define_insn_reservation dsp32shiftimm): New.
4992 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4993 (define_insn_reservation loadp): Cannot use slot2.
4994 (define_insn_reservation loadsp): Cannot use slot2.
4995 (define_insn_reservation storep): Cannot use slot2. Does not
4996 apply when working around 05000074.
4997 (define_insn_reservation storep_anomaly_05000074): New.
4998 (define_insn_reservation storei): Does not apply when working
5000 (define_insn_reservation storei_anomaly_05000074): New.
5001 (define_attr length): Add dsp32shiftimm case.
5002 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
5003 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
5004 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
5005 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
5006 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
5008 2009-09-07 Martin Jambor <mjambor@suse.cz>
5011 * tree-sra.c (create_artificial_child_access): Return NULL if
5012 build_ref_for_offset fails.
5013 (propagate_subacesses_accross_link): Allow build_ref_for_offset
5014 and create_artificial_child_access to fail.
5016 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5019 * unwind-dw2.c (uw_init_context_1): Mark noinline.
5020 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
5021 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
5023 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5025 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
5026 block, ensure it has an exit edge. Emit a barrier after a jump.
5028 2009-09-07 Nick Clifton <nickc@redhat.com>
5030 * gcc.c (this_is_linker_script): New variable. Like
5031 this_is_library_file but for the %T constructor.
5032 (end_going_arg): If this_is_linker_script is set then locate the
5033 script and insert a --script switch before it
5034 (do_spec_2): Initialise this_is_linker_script.
5035 (do_spec_1): Likewise. Handle %T construct.
5036 (eval_spec_function): Preserve this_is_linker_script.
5037 * doc/invoke.texi: Document %T construct in spec files.
5038 * config/m32c/m32c.h (LIB_SPEC): Use it.
5040 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5042 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
5043 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
5044 when volatile flag is set.
5045 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
5047 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
5050 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
5051 (combine_stack_adjustments_for_block): Allow insns between stack
5052 adjustments and stores with corresponding pre-(dec|inc)rement or
5053 pre-modify operation.
5055 2009-09-06 Jakub Jelinek <jakub@redhat.com>
5058 * combine-stack-adj.c (struct csa_memlist): Rename to...
5059 (struct csa_reflist): ... this. Rename mem field to ref.
5060 (free_csa_memlist): Rename to...
5061 (free_csa_reflist): ... this.
5062 (record_one_stack_memref): Rename to...
5063 (record_one_stack_ref): ... this. Handle also REG_P.
5064 (try_apply_stack_adjustment): Handle also REG_P.
5065 (struct record_stack_memrefs_data): Rename to...
5066 (struct record_stack_refs_data): ... this. Rename memlist field to
5068 (record_stack_memrefs): Rename to...
5069 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
5070 subexpressions instead of failing when a MEM contains SP references.
5071 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
5072 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
5074 2009-09-06 Richard Guenther <rguenther@suse.de>
5077 * tree.c (build_array_type): Do not record types marked
5078 with structural equality in the canonical type hashtable.
5080 2009-09-06 Richard Guenther <rguenther@suse.de>
5083 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
5085 2009-09-05 Richard Guenther <rguenther@suse.de>
5088 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
5090 2009-09-05 Richard Guenther <rguenther@suse.de>
5093 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
5095 2009-09-05 Richard Guenther <rguenther@suse.de>
5098 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
5099 before comparing function argument types.
5101 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5104 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
5107 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5110 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5112 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5113 locators before emit_insn is called.
5115 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
5118 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
5119 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
5120 (reginfo_init): Don't call allocate_reg_info.
5122 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5125 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
5126 NONDEBUG_INSN_P instead of INSN_P.
5128 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5131 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
5133 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5136 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
5137 pattern of the split.
5139 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5141 * toplev.c (process_options): Move setter of flag_var_tracking
5142 before other tests that depend on it. Move down setter of
5143 flag_rename_registers. Don't enable var-tracking-assignments
5144 by default if selective scheduling is enabled. Warn if both
5147 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5149 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
5150 comment. Use switch statement to catch overlaps between rtx
5151 and tree codes. Accept FUNCTION_DECLs in addition to those in...
5152 (IS_DECL_CODE): ... here. Remove.
5153 (check_value_is_not_decl): Remove.
5154 (dv_from_decl, dv_from_value): Check after conversion.
5156 2009-09-04 Richard Guenther <rguenther@suse.de>
5159 * (cgraph_finalize_compilation_unit): Move finalizing aliases
5160 after emitting tunks. Move emitting thunks and ctors from ...
5161 (cgraph_optimize): ... here. Remove redundant
5162 cgraph_analyze_functions.
5163 * varasm.c (find_decl_and_mark_needed): Remove no longer
5165 (finish_aliases_1): Adjust check for thunk aliases.
5167 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
5169 * config/arm/arm.md (ctzsi2): Added braces
5170 to avoid warning that broke booststrap.
5172 2009-09-04 Martin Jambor <mjambor@suse.cz>
5174 PR tree-optimization/41112
5175 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
5176 handle variable-bounded arrays.
5177 (expr_with_var_bounded_array_refs_p): New function.
5178 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
5180 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
5182 * config/s390/2097.md: Removed two incorrect bypasses.
5183 (z10_fsimpdf): Fixed latency.
5184 (z10_fhex): New insn_reservation.
5185 (z10_floaddf): Fixed latency.
5186 (z10_floadsf): Fixed latency.
5187 (z10_ftrunctf): Fixed latency.
5188 (z10_ftruncdf): Fixed latency.
5189 * config/s390/s390.c (z10_cost): Fixed values.
5190 (s390_adjust_priority): Added z10 path.
5191 * config/s390/s390.md (type): Added fhex.
5192 (*mov<mode>_64dfp): Updated type attribute.
5193 (*mov<mode>_64): Updated type attribute.
5194 (*mov<mode>_31): Updated type attribute.
5195 (*mov<mode>"): Likewise.
5196 * config/s390/2084.md (x_fsimpdf): Updated condition.
5198 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
5200 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
5201 RTXs in the predicate for operand 1.
5203 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
5205 * config/arm/arm.md (UNSPEC_RBIT): New constant.
5206 (rbitsi2): New insn.
5207 (ctzsi2): New expand.
5208 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
5210 2009-09-03 Martin Jambor <mjambor@suse.cz>
5212 * tree-sra.c (duplicate_expr_for_different_base): Removed.
5213 (create_artificial_child_access): Use build_ref_for_offset instead
5214 of duplicate_expr_for_different_base.
5215 (propagate_subacesses_accross_link): Likewise.
5217 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
5219 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
5221 (mips16e_collect_argument_saves): Skip debug instructions.
5222 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
5223 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
5224 (r10k_insert_cache_barriers): Likewise.
5225 (mips_reorg_process_insns): Likewise.
5227 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
5230 * ira.c (update_equiv_reg): Remove check on class likely spill.
5232 2009-09-03 Jakub Jelinek <jakub@redhat.com>
5235 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
5236 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
5240 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
5241 the stack slot if it is passed by invisible reference.
5242 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
5243 by invisible reference.
5245 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5247 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5248 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5249 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
5251 * config/bfin/sync.md: New file.
5252 * config/bfin/bfin.md: Include it.
5253 (UNSPEC_ATOMIC): New.
5254 (UNSPEC_ONES): Provide a unique number.
5256 From Jie Zhang <jie.zhang@analog.com>:
5257 * config/bfin/bfin.c (ret_regs): New.
5258 (must_save_fp_p): Don't return true because of frame_pointer_needed.
5259 (must_save_rets_p): New.
5260 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
5261 current_function_is_leaf.
5262 (do_link): Likewise.
5263 (do_unlink): Likewise.
5264 (expand_interrupt_handler_prologue): Use ret_regs array.
5265 (expand_interrupt_handler_epilogue): Use ret_regs array and
5266 pass return register to gen_return_internal.
5267 (bfin_expand_epilogue): Pass return register to
5268 gen_return_internal.
5269 (bfin_expand_call): Explicitly clobber RETS.
5270 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
5271 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
5272 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
5273 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
5275 (return_internal): Take a reg rtx rather than the register number.
5277 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
5279 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
5280 when comparing against estimated_loop_iterations_int return.
5282 2009-09-03 Richard Guenther <rguenther@suse.de>
5284 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
5285 eh_personality_libfunc.
5287 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5289 * tree-parloops.c (separate_decls_in_region): Add space.
5291 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5293 * tree-parloops.c (separate_decls_in_region): Change the condition
5294 checking if there are reductions in the loop.
5296 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5298 PR tree-optimization/38275
5299 * tree-parloops.c (parallelize_loops): Replace profitability condition
5300 for expected number of iterations.
5302 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5304 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5305 (bootstrap-debug): Explain conditions in which it becomes default.
5306 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5309 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5311 * doc/invoke.texi (Optimize Options): Move
5312 -finline-small-functions to the -O2 list.
5314 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5316 * toplev.c (process_options): Enable var-tracking-assignments
5317 by default if var-tracking is enabled.
5319 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5321 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5323 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5324 * rtl.h (prev_nonnote_insn_bb): Declare it.
5326 2009-09-03 Diego Novillo <dnovillo@google.com>
5328 * cgraph.c (cgraph_node_for_decl): New.
5329 * cgraph.h (cgraph_node_for_decl): Declare.
5330 * tree.c (host_integerp): Return 0 if T is NULL.
5332 2009-09-03 Diego Novillo <dnovillo@google.com>
5334 * tree.h (struct alias_pair): Move from varasm.c.
5335 (alias_pairs): Likewise.
5336 (TYPE_MAXVAL): Define.
5337 (TYPE_MINVAL): Define.
5338 (iterative_hash_host_wide_int): Declare.
5339 (remove_unreachable_alias_pairs): Declare.
5340 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5341 * diagnostic.c (default_diagnostic_starter): Make extern.
5342 (default_diagnostic_finalizer): Make extern.
5343 * diagnostic.h (default_diagnostic_starter): Declare.
5344 (default_diagnostic_finalizer): Declare.
5345 (default_tree_printer): Declare.
5346 * toplev.c (default_tree_printer): Make extern.
5348 2009-09-03 Richard Guenther <rguenther@suse.de>
5349 Diego Novillo <dnovillo@google.com>
5351 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5352 * cgraphunit.c (cgraph_expand_function): Do not emit
5353 associated thunks from here.
5354 (cgraph_emit_thunks): New.
5355 (cgraph_optimize): Call it.
5356 Return if any IPA pass finds an error.
5357 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5360 2009-09-03 Simon Baldwin <simonb@google.com>
5361 Rafael Espindola <espindola@google.com>
5362 Richard Guenther <rguenther@suse.de>
5363 Doug Kwan <dougkwan@google.com>
5364 Diego Novillo <dnovillo@google.com>
5366 * tree.c: Include tree-pass.h, langhooks-def.h,
5367 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5368 (free_lang_data_in_type): New.
5369 (need_assembler_name_p): New.
5370 (free_lang_data_in_block): New.
5371 (free_lang_data_in_decl): New.
5372 (struct free_lang_data_d): New.
5373 (add_tree_to_fld_list): New.
5374 (find_decls_types_r): New.
5375 (get_eh_types_for_runtime): New.
5376 (find_decls_types_in_eh_region): New.
5377 (find_decls_types_in_node): New.
5378 (find_decls_types_in_var): New.
5379 (free_lang_data_in_cgraph): New.
5380 (free_lang_data): New.
5381 (gate_free_lang_data): New.
5382 (pass_ipa_free_lang_data): New.
5384 2009-09-03 Diego Novillo <dnovillo@google.com>
5386 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5387 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5388 (lang_hooks): Remove const qualifier.
5389 * ipa.c (cgraph_remove_unreachable_nodes): Call
5390 remove_unreachable_alias_pairs.
5391 * except.c (add_type_for_runtime): Check if TYPE has
5392 already been converted.
5393 (lookup_type_for_runtime): Likewise.
5394 (check_handled): Handle converted types.
5395 * varasm.c (remove_unreachable_alias_pairs): New.
5396 * gimple.c: Include demangle.h.
5397 (gimple_decl_printable_name): New.
5398 (gimple_fold_obj_type_ref): New.
5399 * gimple.h (gimple_decl_printable_name): Declare.
5400 (gimple_fold_obj_type_ref): Declare.
5401 * passes.c (init_optimization_passes): Add pass
5402 pass_ipa_free_lang_data.
5403 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5404 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5406 2009-09-03 Diego Novillo <dnovillo@google.com>
5408 * c-lang.c (lang_hooks): Remove const qualifier.
5410 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5412 * doc/install.texi (*-*-freebsd*): Update target information.
5414 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5416 * hard-reg-set.h (call_fixed_regs): Remove.
5417 * reginfo.c (call_fixed_regs): Remove.
5418 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5419 (globalize_reg): Don't use call_fixed_regs.
5420 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5423 2009-09-01 Michael Matz <matz@suse.de>
5425 * expr.h (emit_storent_insn, expand_expr_real_1,
5426 expand_expr_real_2): Declare.
5427 * expr.c (emit_storent_insn, expand_expr_real_1,
5428 expand_expr_real_2): Export.
5429 (store_expr): Setting and evaluating dont_return_target is useless.
5430 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5431 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5432 * except.c (expand_resx_expr): Rename to ...
5433 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5434 * except.h (expand_resx_stmt): Declare.
5435 * stmt.c: Add include gimple.h
5436 (expand_asm_expr): Rename to ...
5437 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5438 (expand_case): Rewrite to take gimple statement.
5439 * tree.h (expand_asm_stmt): Declare.
5440 (expand_case): Change prototype.
5441 * Makefile.in (stmt.o): Depend on gimple.h.
5442 * builtins.c (expand_builtin_synchronize): Build gimple asm
5443 statement, not an ASM_EXPR.
5444 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5445 gimple_to_tree, release_stmt_tree): Remove.
5446 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5447 ggc_free, but hold comparison code and operands separately.
5448 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5449 (expand_call_stmt, expand_gimple_stmt_1,
5450 expand_gimple_stmt): New helpers.
5451 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5452 release_stmt_tree. Call expand_gimple_stmt instead.
5453 (expand_gimple_basic_block): Ditto.
5455 * calls.c (emit_call_1): Don't look at EH regions here, make
5456 fntree parameter useless.
5457 (expand_call): New local rettype for TREE_TYPE(exp), use it
5458 throughout. Remove local p, use addr instead.
5459 Don't look at EH regions here.
5461 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5463 * doc/invoke.texi (-fsched-pressure): Document it.
5464 (-fsched-reg-pressure-heuristic): Remove it.
5466 * reload.c (ira.h): Include.
5467 (find_reloads): Add choosing reload on number of small spilled
5470 * haifa-sched.c (ira.h): Include.
5471 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5472 saved_reg_pressure, curr_reg_live, saved_reg_live,
5473 region_ref_regs): New variables.
5474 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5475 initiate_reg_pressure_info, setup_ref_regs,
5476 initiate_bb_reg_pressure_info, save_reg_pressure,
5477 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5479 (setup_insn_reg_pressure_info): New function.
5480 (rank_for_schedule): Add pressure checking and insn issue time.
5481 Remove comparison of insn reg weights.
5482 (ready_sort): Set insn reg pressure info.
5483 (update_register_pressure, setup_insn_max_reg_pressure,
5484 update_reg_and_insn_max_reg_pressure,
5485 sched_setup_bb_reg_pressure_info): New functions.
5486 (schedule_insn): Add code for printing and updating reg pressure info.
5487 (find_set_reg_weight, find_insn_reg_weight): Remove.
5488 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5489 (debug_ready_list): Print reg pressure info.
5490 (schedule_block): Ditto. Check insn issue time.
5491 (sched_init): Set up sched_pressure_p. Allocate and set up some
5492 reg pressure related info.
5493 (sched_finish): Free some reg pressure related info.
5494 (fix_tick_ready): Make insn always ready if pressure_p.
5495 (init_h_i_d): Don't call find_insn_reg_weight.
5496 (haifa_finish_h_i_d): Free insn reg pressure info.
5498 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5499 ira_memory_move_cost, ira_class_hard_regs,
5500 ira_class_hard_regs_num, ira_no_alloc_regs,
5501 ira_available_class_regs, ira_reg_class_cover_size,
5502 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5504 * ira-lives.c (single_reg_class): Check mode to find how many
5505 registers are necessary for operand.
5506 (ira_implicitly_set_insn_hard_regs): New.
5508 * common.opt (fsched-pressure): New options.
5509 (fsched-reg-pressure-heuristic): Remove.
5511 * ira.c (setup_eliminable_regset): Rename to
5512 ira_setup_eliminable_regset. Make it external.
5513 (expand_reg_info): Pass cover class to setup_reg_classes.
5514 (ira): Call resize_reg_info instead of allocate_reg_info.
5516 * sched-deps.c: Include ira.h.
5517 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5518 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5519 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5520 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5521 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5522 mark_insn_reg_store, mark_insn_reg_clobber,
5523 setup_insn_reg_pressure_info): New.
5524 (sched_analyze_1): Update implicit_reg_pending_uses.
5525 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5526 Use them to create dependencies. Set insn reg uses and pressure
5527 info. Process reg_pending_uses in one place.
5528 (free_deps): Free implicit sets.
5529 (remove_from_deps): Remove implicit sets if necessary. Check
5530 implicit sets when clearing reg_last_in_use.
5531 (init_deps_global): Clear implicit_reg_pending_clobbers and
5532 implicit_reg_pending_uses.
5534 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5535 ira_memory_move_cost, ira_class_hard_regs,
5536 ira_class_hard_regs_num, ira_no_alloc_regs,
5537 ira_available_class_regs, ira_reg_class_cover_size,
5538 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5539 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5540 ira_implicitly_set_insn_hard_regs): New prototypes.
5542 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5543 cost_elements_num): New variables.
5544 (allocno_costs, total_costs): Rename to costs and
5545 total_allocno_costs.
5546 (COSTS_OF_ALLOCNO): Rename to COSTS.
5547 (allocno_pref): Rename to pref.
5548 (allocno_pref_buffer): Rename to pref_buffer.
5549 (common_classes): Rename to regno_cover_class.
5551 (record_reg_classes): Set allocno attributes only if allocno_p.
5552 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5553 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5554 and COSTS_OF_ALLOCNO.
5555 (print_costs): Rename to print_allocno_costs.
5556 (print_pseudo_costs): New.
5557 (process_bb_node_for_costs): Split into 2 functions with new
5558 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5559 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5560 new parameter dump_file. Use cost_elements_num instead of
5561 ira_allocnos_num. Make one iteration if preferred classes were
5562 already calculated for scheduler. Make 2 versions of code
5563 depending on allocno_p.
5564 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5565 regno_cover_class and COSTS instead of common_classes and
5567 (init_costs, finish_costs): New.
5568 (ira_costs): Set up allocno_p and cost_elements_num. Call
5569 init_costs and finish_costs.
5570 (ira_set_pseudo_classes): New.
5572 * rtl.h (allocate_reg_info): Remove.
5573 (resize_reg_info): Change return type.
5574 (reg_cover_class): New.
5575 (setup_reg_classes): Add new parameter.
5577 * sched-int.h (struct deps_reg): New member implicit_sets.
5578 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5579 (INCREASE_BITS): New macro.
5580 (struct reg_pressure_data, struct reg_use_data): New.
5581 (struct _haifa_insn_data): Remove reg_weight. Add members
5582 reg_pressure, reg_use_list, reg_set_list, and
5583 reg_pressure_excess_cost_change.
5584 (struct deps): New member implicit_sets.
5585 (pressure_p): New variable.
5586 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5587 (struct reg_pressure_data, struct reg_use_data): New.
5588 (INSN_REG_WEIGHT): Remove.
5589 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5590 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5591 (sched_init_region_reg_pressure_info,
5592 sched_setup_bb_reg_pressure_info): New prototypes.
5594 * reginfo.c (struct reg_pref): New member coverclass.
5595 (reg_cover_class): New function.
5596 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5597 (reg_info_size): New variable.
5598 (allocate_reg_info): Make static. Setup reg_info_size.
5599 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5600 (setup_reg_classes): Add a new parameter. Setup cover class too.
5602 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5605 * sched-rgn.c (deps_join): Set up implicit_sets.
5606 (schedule_region): Set up region and basic blocks pressure
5609 * passes.c (init_optimization_passes): Move
5610 pass_subregs_of_mode_init before pass_sched.
5612 2009-09-02 Martin Jambor <mjambor@suse.cz>
5614 * tree-sra.c (struct access): New field grp_hint.
5615 (dump_access): Dump grp_hint.
5616 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5618 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5619 those which have been specifically read and somehow written to.
5620 (propagate_subacesses_accross_link): Set grp_hint of right child and
5621 also possibly of the left child.
5623 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5625 * tree-object-size.c (addr_object_size): Always use object_size_type
5626 0 or 2 when determining the pointer pointed object size.
5628 2009-09-02 Richard Guenther <rguenther@suse.de>
5631 2009-08-31 Richard Guenther <rguenther@suse.de>
5633 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5634 to query if the memory regions for memmove overlap.
5635 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5636 asserts on pointers, instead deal with odd trees.
5637 (ptr_derefs_may_alias_p): Likewise.
5638 (refs_may_alias_p_1): Constructor bases also never alias.
5640 2009-08-01 Christian Bruel <christian.bruel@st.com>
5643 2009-07-31 Christian Bruel <christian.bruel@st.com>
5644 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5646 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5648 * doc/invoke.texi (-fvar-tracking-assignments): New.
5649 (-fvar-tracking-assignments-toggle): New.
5650 (-fdump-final-insns=file): Mark filename as optional.
5651 (--param min-nondebug-insn-uid): New.
5652 (-gdwarf-@{version}): Mention version 4.
5653 * opts.c (common_handle_option): Accept it.
5654 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5655 * regrename.c (regrename_optimize): Drop last. Don't count debug
5656 insns as uses. Don't reject change because of debug insn.
5657 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5658 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5659 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5660 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5661 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5662 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5663 * doc/gimple.texi (is_gimple_debug): New.
5664 (gimple_debug_bind_p): New.
5665 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5666 * doc/install.texi (bootstrap-debug): More details.
5667 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5668 (bootstrap-debug-lib): More details.
5669 (bootstrap-debug-ckovw): Update.
5670 (bootstrap-time): New.
5671 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5672 (insert_phi_nodes_for): Insert debug stmts.
5673 (rewrite_stmt): Take iterator. Insert debug stmts.
5674 (rewrite_enter_block): Adjust.
5675 (maybe_replace_use_in_debug_stmt): New.
5676 (rewrite_update_stmt): Use it.
5677 (mark_use_interesting): Return early for debug stmts.
5678 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5679 stmts before replacing stmt.
5680 (move_computations_stmt): Likewise.
5681 * ira-conflicts.c (add_copies): Skip debug insns.
5682 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5683 (regstat_bb_compute_ri): Skip debug insns.
5684 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5685 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5686 check_loop_closed_ssa_stmt): Skip debug stmts.
5687 * tree-tailcall.c (find_tail_calls): Likewise.
5688 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5689 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5690 (build_var_debug_value_stat): Declare.
5691 (build_var_debug_value): Define.
5692 (target_for_debug_bind): Declare.
5693 * reload.c (find_equiv_reg): Skip debug insns.
5694 * rtlanal.c (reg_used_between_p): Skip debug insns.
5695 (side_effects_p): Likewise.
5696 (canonicalize_condition): Likewise.
5697 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5698 insns never depend on debug insns.
5699 (create_ddg_dep_no_link): Likewise.
5700 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5701 Don't add inter-loop dependencies for debug insns.
5702 (build_intra_loop_deps): Likewise.
5703 (create_ddg): Count debug insns.
5704 * ddg.h (struct ddg::num_debug): New.
5705 (num_backargs): Pair up with previous int field.
5706 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5707 -fcompare-debug-second.
5708 * final.c (get_attr_length_1): Skip debug insns.
5709 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5710 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5711 (driver_self_specs): Map -fdump-final-insns to
5712 -fdump-final-insns=..
5713 (get_local_tick): New.
5714 (compare_debug_dump_opt_spec_function): Test for . argument and
5715 compute output name. Compute temp output spec without flag name.
5716 Compute -frandom-seed.
5717 (OPT): Undef after use.
5718 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5719 (average_num_loop_insns): Likewise.
5720 * params.h (MIN_NONDEBUG_INSN_UID): New.
5721 * gimple.def (GIMPLE_DEBUG): New.
5722 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5723 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5724 (merge_in_block): Fix whitespace.
5725 * toplev.c (flag_var_tracking): Update comment.
5726 (flag_var_tracking_assignments): New.
5727 (flag_var_tracking_assignments_toggle): New.
5728 (process_options): Don't open final insns dump file if we're not
5729 going to write to it. Compute defaults for var_tracking.
5730 * df-scan.c (df_insn_rescan_debug_internal): New.
5731 (df_uses_record): Handle debug insns.
5732 * haifa-sched.c (ready): Initialize n_debug.
5733 (contributes_to_priority): Skip debug insns.
5734 (dep_list_size): New.
5736 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5737 they're ready. Disregard previous debug insns to make decisions.
5738 (queue_insn): Never queue debug insns.
5739 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5740 (schedule_insn): Don't reject debug insns because of issue rate.
5741 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5742 (queue_to_ready): Skip and discount debug insns.
5743 (choose_ready): Let debug insns through.
5744 (schedule_block): Check boundary debug insns. Discount debug
5745 insns, schedule them early. Adjust whitespace.
5746 (set_priorities): Check for boundary debug insns.
5747 (add_jump_dependencies): Use dep_list_size.
5748 (prev_non_location_insn): New.
5749 (check_cfg): Use it.
5750 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5752 (remove_unused_ivs): Reset debug stmts.
5753 * modulo-sched.c (const_iteration_count): Skip debug insns.
5754 (res_MII): Discount debug insns.
5755 (loop_single_full_bb_p): Skip debug insns.
5756 (sms_schedule): Likewise.
5757 (sms_schedule_by_order): Likewise.
5758 (ps_has_conflicts): Likewise.
5759 * caller-save.c (refmarker_fn): New.
5760 (save_call_clobbered_regs): Replace regs with saved mem in
5762 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5763 Call refmarker_fn mark for hardregnos.
5764 (mark_reg_as_referenced): New.
5765 (replace_reg_with_saved_mem): New.
5766 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5767 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5769 (cse_extended_basic_block): Skip debug insns.
5770 (count_reg_usage): Likewise.
5771 (is_dead_reg): New, split out of...
5772 (set_live_p): ... here.
5773 (insn_live_p): Use it for debug insns.
5774 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5775 (execute_optimize_stdarg): Likewise.
5776 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5777 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5778 changes in debug stmts as changes.
5779 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5780 (moveup_expr): Don't move across debug insns. Don't move
5781 debug insn if it would create a bookkeeping block.
5782 (moveup_expr_cached): Don't use cache for debug insns that
5783 are heads of blocks.
5784 (compute_av_set_inside_bb): Skip debug insns.
5785 (sel_rank_for_schedule): Schedule debug insns first. Remove
5787 (block_valid_for_bookkeeping_p); Support lax searches.
5788 (create_block_for_bookkeeping): Adjust block numbers when
5789 encountering debug-only blocks.
5790 (find_place_for_bookkeeping): Deal with debug-only blocks.
5791 (generate_bookkeeping_insn): Accept no place to insert.
5792 (remove_temp_moveop_nops): New argument full_tidying.
5793 (prepare_place_to_insert): Deal with debug insns.
5794 (advance_state_on_fence): Debug insns don't start cycles.
5795 (update_boundaries): Take fence as argument. Deal with
5797 (schedule_expr_on_boundary): No full_tidying on debug insns.
5798 (fill_insns): Deal with debug insns.
5799 (track_scheduled_insns_and_blocks): Don't count debug insns.
5800 (need_nop_to_preserve_insn_bb): New, split out of...
5801 (remove_insn_from_stream): ... this.
5802 (fur_orig_expr_not_found): Skip debug insns.
5803 * rtl.def (VALUE): Move up.
5805 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5806 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5807 Set it if debug stmts are found.
5808 (statement_sink_location): Skip debug stmts. Propagate
5809 moving defs into debug stmts.
5810 * ifcvt.c (first_active_insn): Skip debug insns.
5811 (last_active_insns): Likewise.
5812 (cond_exec_process_insns): Likewise.
5813 (noce_process_if_block): Likewise.
5814 (check_cond_move_block): Likewise.
5815 (cond_move_convert_if_block): Likewise.
5816 (block_jumps_and_fallthru_p): Likewise.
5817 (dead_or_predicable): Likewise.
5818 * dwarf2out.c (debug_str_hash_forced): New.
5819 (find_AT_string): Add comment.
5820 (gen_label_for_indirect_string): New.
5821 (get_debug_string_label): New.
5822 (AT_string_form): Use it.
5823 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5824 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5825 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5826 several operations that cannot be represented with DWARF opcodes.
5827 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5828 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5829 (dwarf2out_var_location): Take during-call mark into account.
5830 (output_indirect_string): Update comment. Output if there are
5831 label and references.
5832 (prune_indirect_string): New.
5833 (prune_unused_types): Call it if debug_str_hash_forced.
5834 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5835 (dw_long_long_const): Remove.
5836 (struct dw_val_struct): Change val_long_long type to rtx.
5837 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5838 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5839 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5840 component instead of HOST_BITS_PER_LONG.
5841 (output_loc_operands): Likewise. For const8* assert
5842 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5843 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5844 rather than HOST_BITS_PER_LONG is >= 64.
5845 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5847 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5848 HOST_BITS_PER_LONG for dw_val_class_long_long.
5849 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5850 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5851 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5853 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5854 Handle DW_OP_implicit_value.
5855 (extract_int): Move prototype earlier.
5856 (mem_loc_descriptor): For SUBREG punt if inner
5857 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5858 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5859 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5860 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5861 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5862 instead of Pmode size.
5863 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5864 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5865 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5866 (concat_loc_descriptor, concatn_loc_descriptor,
5867 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5868 (add_location_or_const_value_attribute): Likewise. For single
5869 location loc_lists attempt to use add_const_value_attribute
5870 for constant decls. Add DW_AT_const_value even if
5871 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5873 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5874 (control_flow_insn_p): Likewise.
5875 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5876 (separate_decls_in_region_debug_bind): New.
5877 (separate_decls_in_region): Process debug bind stmts afterwards.
5878 * recog.c (verify_changes): Handle debug insns.
5879 (extract_insn): Likewise.
5880 (peephole2_optimize): Skip debug insns.
5881 * dse.c (scan_insn): Skip debug insns.
5882 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5884 (setup_id_for_insn): Handle debug insns.
5885 (maybe_tidy_empty_bb): Adjust whitespace.
5886 (tidy_control_flow): Skip debug insns.
5887 (sel_remove_insn): Adjust for debug insns.
5888 (sel_estimate_number_of_insns): Skip debug insns.
5889 (create_insn_rtx_from_pattern): Handle debug insns.
5890 (create_copy_of_insn_rtx): Likewise.
5891 * sel-sched-.h (sel_bb_end): Declare.
5892 (sel_bb_empty_or_nop_p): New.
5893 (get_all_loop_exits): Use it.
5894 (_eligible_successor_edge_p): Likewise.
5895 (return_nop_to_pool): Adjust.
5896 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5897 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5898 * gimple-pretty-print.c (dump_gimple_debug): New.
5899 (dump_gimple_stmt): Use it.
5900 (dump_bb_header): Skip gimple debug stmts.
5901 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5902 (fixup_match_2): Likewise.
5903 (regmove_backward_pass): Likewise. Simplify combined
5904 replacement. Handle debug insns.
5905 * function.c (instantiate_virtual_regs): Handle debug insns.
5906 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5907 * print-rtl.h: Include cselib.h.
5908 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5909 * df.h (df_inns_rescan_debug_internal): Declare.
5910 * gcse.c (alloc_hash_table): Estimate n_insns.
5911 (cprop_insn): Don't regard debug insns as changes.
5912 (bypass_conditional_jumps): Skip debug insns.
5913 (one_pre_gcse_pass): Adjust.
5914 (one_code_hoisting_pass): Likewise.
5915 (compute_ld_motion_mems): Skip debug insns.
5916 (one_cprop_pass): Adjust.
5917 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5918 (if_convertible_stmt_p): Handle debug stmts.
5919 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5920 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5921 * ira-build.c (create_bb_allocnos): Skip debug insns.
5922 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5923 (has_single_use): Likewise.
5924 (single_imm_use): Likewise.
5925 (num_imm_uses): Likewise.
5926 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5927 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5928 (create_outofssa_var_map): Likewise.
5929 * lower-subreg.c (adjust_decomposed_uses): New.
5930 (resolve_debug): New.
5931 (decompose_multiword_subregs): Use it.
5932 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5933 * emit-rtl.c: Include params.h.
5934 (cur_debug_insn_uid): Define.
5935 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5936 (copy_rtx_if_shared_1): Handle debug insns.
5937 (reset_used_flags): Likewise.
5938 (set_used_flags): LIkewise.
5939 (get_max_insn_count): New.
5940 (next_nondebug_insn): New.
5941 (prev_nondebug_insn): New.
5942 (make_debug_insn_raw): New.
5943 (emit_insn_before_noloc): Handle debug insns.
5944 (emit_jump_insn_before_noloc): Likewise.
5945 (emit_call_insn_before_noloc): Likewise.
5946 (emit_debug_insn_before_noloc): New.
5947 (emit_insn_after_noloc): Handle debug insns.
5948 (emit_jump_insn_after_noloc): Likewise.
5949 (emit_call_insn_after_noloc): Likewise.
5950 (emit_debug_insn_after_noloc): Likewise.
5951 (emit_insn_after): Take loc from earlier non-debug insn.
5952 (emit_jump_insn_after): Likewise.
5953 (emit_call_insn_after): Likewise.
5954 (emit_debug_insn_after_setloc): New.
5955 (emit_debug_insn_after): New.
5956 (emit_insn_before): Take loc from later non-debug insn.
5957 (emit_jump_insn_before): Likewise.
5958 (emit_call_insn_before): Likewise.
5959 (emit_debug_insn_before_setloc): New.
5960 (emit_debug_insn_before): New.
5961 (emit_insn): Handle debug insns.
5962 (emit_debug_insn): New.
5963 (emit_jump_insn): Handle debug insns.
5964 (emit_call_insn): Likewise.
5966 (init_emit): Take min-nondebug-insn-uid into account.
5967 Initialize cur_debug_insn_uid.
5968 (emit_copy_of_insn_after): Handle debug insns.
5969 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5970 location of single rhs in place.
5971 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5972 (floor_sdiv_adjust): New.
5973 (cell_sdiv_adjust): New.
5974 (cell_udiv_adjust): New.
5975 (round_sdiv_adjust): New.
5976 (round_udiv_adjust): New.
5977 (wrap_constant): Moved from cselib.
5978 (unwrap_constant): New.
5979 (expand_debug_expr): New.
5980 (expand_debug_locations): New.
5981 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5983 (gimple_expand_cfg): Expand debug locations.
5984 * cselib.c: Include tree-pass.h.
5985 (struct expand_value_data): New.
5986 (cselib_record_sets_hook): New.
5987 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5988 (cselib_clear_table): Move, and implemnet in terms of...
5989 (cselib_reset_table_with_next_value): ... this.
5990 (cselib_get_next_unknown_value): New.
5991 (discard_useless_locs): Don't discard preserved values.
5992 (cselib_preserve_value): New.
5993 (cselib_preserved_value_p): New.
5994 (cselib_preserve_definitely): New.
5995 (cselib_clear_preserve): New.
5996 (cselib_preserve_only_values): New.
5997 (new_cselib_val): Take rtx argument. Dump it in details.
5998 (cselib_lookup_mem): Adjust.
5999 (expand_loc): Take regs_active in struct. Adjust. Silence
6000 dumps unless details are requested.
6001 (cselib_expand_value_rtx_cb): New.
6002 (cselib_expand_value_rtx): Rename and reimplment in terms of...
6003 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
6004 without details. Copy more subregs. Try to resolve values
6005 using a callback. Wrap constants.
6006 (cselib_subst_to_values): Adjust.
6007 (cselib_log_lookup): New.
6008 (cselib_lookup): Call it.
6009 (cselib_invalidate_regno): Don't count preserved values as useless.
6010 (cselib_invalidate_mem): Likewise.
6011 (cselib_record_set): Likewise.
6012 (struct set): Renamed to cselib_set, moved to cselib.h.
6013 (cselib_record_sets): Adjust. Call hook.
6014 (cselib_process_insn): Reset table when it would be cleared.
6015 (dump_cselib_val): New.
6016 (dump_cselib_table): New.
6017 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
6018 (remove_forwarder_block): Support moving debug stmts.
6019 * cselib.h (cselib_record_sets_hook): Declare.
6020 (cselib_expand_callback): New type.
6021 (cselib_expand_value_rtx_cb): Declare.
6022 (cselib_reset_table_with_next_value): Declare.
6023 (cselib_get_next_unknown_value): Declare.
6024 (cselib_preserve_value): Declare.
6025 (cselib_preserved_value_p): Declare.
6026 (cselib_preserve_only_values): Declare.
6027 (dump_cselib_table): Declare.
6028 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
6029 (try_crossjump_to_edge): Likewise.
6030 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
6031 dominated blocks when debug stmts are present.
6032 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
6033 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
6034 (set_var_live_on_entry): Likewise.
6035 * loop-invariant.c (find_invariants_bb): Skip debug insns.
6036 * cfglayout.c (curr_location, last_location): Make static.
6037 (set_curr_insn_source_location): Don't avoid bouncing.
6038 (get_curr_insn_source_location): New.
6039 (get_curr_insn_block): New.
6040 (duplicate_insn_chain): Handle debug insns.
6041 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
6043 * common.opt (fcompare-debug): Move to sort order.
6044 (fdump-unnumbered-links): Likewise.
6045 (fvar-tracking-assignments): New.
6046 (fvar-tracking-assignments-toggle): New.
6047 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
6048 because of debug stmts.
6049 (mark_stmt_if_obviously_necessary): Mark debug stmts.
6050 (eliminate_unnecessary_stmts): Walk dominated blocks before
6052 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
6053 * ira.c (memref_used_between_p): Skip debug insns.
6054 (update_equiv_regs): Likewise.
6055 * sched-deps.c (sd_lists_size): Accept empty list.
6056 (sd_init_insn): Mark debug insns.
6057 (sd_finish_insn): Unmark them.
6058 (sd_add_dep): Reject non-debug deps on debug insns.
6059 (fixup_sched_groups): Give debug insns group treatment.
6061 (sched_analyze_reg): Don't mark debug insns for sched before call.
6062 (sched_analyze_2): Handle debug insns.
6063 (sched_analyze_insn): Compute next non-debug insn. Handle debug
6065 (deps_analyze_insn): Handle debug insns.
6066 (deps_start_bb): Skip debug insns.
6067 (init_deps): Initialize last_debug_insn.
6068 * tree-ssa.c (target_for_debug_bind): New.
6069 (find_released_ssa_name): New.
6070 (propagate_var_def_into_debug_stmts): New.
6071 (propagate_defs_into_debug_stmts): New.
6072 (verify_ssa): Skip debug bind stmts without values.
6073 (warn_uninialized_vars): Skip debug stmts.
6074 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
6075 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
6076 (rtx_equal_p): Likewise.
6077 * ira-costs.c (scan_one_insn): Skip debug insns.
6078 (process_bb_node_for_hard_reg_moves): Likewise.
6079 * rtl.h (DEBUG_INSN_P): New.
6080 (NONDEBUG_INSN_P): New.
6081 (MAY_HAVE_DEBUG_INSNS): New.
6082 (INSN_P): Accept debug insns.
6083 (RTX_FRAME_RELATED_P): Likewise.
6084 (INSN_DELETED_P): Likewise
6085 (PAT_VAR_LOCATION_DECL): New.
6086 (PAT_VAR_LOCATION_LOC): New.
6087 (PAT_VAR_OCATION_STATUS): New.
6088 (NOTE_VAR_LOCATION_DECL): Reimplement.
6089 (NOTE_VAR_LOCATION_LOC): Likewise.
6090 (NOTE_VAR_LOCATION_STATUS): Likewise.
6091 (INSN_VAR_LOCATION): New.
6092 (INSN_VAR_LOCATION_DECL): New.
6093 (INSN_VAR_LOCATION_LOC): New.
6094 (INSN_VAR_LOCATION_STATUS): New.
6095 (gen_rtx_UNKNOWN_VAR_LOC): New.
6096 (VAR_LOC_UNKNOWN_P): New.
6097 (NOTE_DURING_CALL_P): New.
6098 (SCHED_GROUP_P): Accept debug insns.
6099 (emit_debug_insn_before): Declare.
6100 (emit_debug_insn_before_noloc): Declare.
6101 (emit_debug_insn_beore_setloc): Declare.
6102 (emit_debug_insn_after): Declare.
6103 (emit_debug_insn_after_noloc): Declare.
6104 (emit_debug_insn_after_setloc): Declare.
6105 (emit_debug_insn): Declare.
6106 (make_debug_insn_raw): Declare.
6107 (prev_nondebug_insn): Declare.
6108 (next_nondebug_insn): Declare.
6109 (delegitimize_mem_from_attrs): Declare.
6110 (get_max_insn_count): Declare.
6111 (wrap_constant): Declare.
6112 (unwrap_constant): Declare.
6113 (get_curr_insn_source_location): Declare.
6114 (get_curr_insn_block): Declare.
6115 * tree-inline.c (insert_debug_decl_map): New.
6116 (processing_debug_stmt): New.
6117 (remap_decl): Don't create new mappings in debug stmts.
6118 (remap_gimple_op_r): Don't add references in debug stmts.
6119 (copy_tree_body_r): Likewise.
6120 (remap_gimple_stmt): Handle debug bind stmts.
6121 (copy_bb): Skip debug stmts.
6122 (copy_edges_for_bb): Likewise.
6123 (copy_debug_stmt): New.
6124 (copy_debug_stmts): New.
6125 (copy_body): Copy debug stmts at the end.
6126 (insert_init_debug_bind): New.
6127 (insert_init_stmt): Take id. Skip and emit debug stmts.
6128 (setup_one_parameter): Remap variable earlier, register debug mapping.
6129 (estimate_num_insns): Skip debug stmts.
6130 (expand_call_inline): Preserve debug_map.
6131 (optimize_inline_calls): Check for no debug_stmts left-overs.
6132 (unsave_expr_now): Preserve debug_map.
6133 (copy_gimple_seq_and_replace_locals): Likewise.
6134 (tree_function_versioning): Check for no debug_stmts left-overs.
6135 Init and destroy debug_map as needed. Split edges unconditionally.
6136 (build_duplicate_type): Init and destroy debug_map as needed.
6137 * tree-inline.h: Include gimple.h instead of pointer-set.h.
6138 (struct copy_body_data): Add debug_stmts and debug_map.
6139 * sched-int.h (struct ready_list): Add n_debug.
6140 (struct deps): Add last_debug_insn.
6141 (DEBUG_INSN_SCHED_P): New.
6142 (BOUNDARY_DEBUG_INSN_P): New.
6143 (SCHEDULE_DEBUG_INSN_P): New.
6144 (sd_iterator_cond): Accept empty list.
6145 * combine.c (create_log_links): Skip debug insns.
6146 (combine_instructions): Likewise.
6147 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
6148 return value is always unshared.
6149 (struct rtx_subst_pair): New.
6150 (auto_adjust_pair): New.
6151 (propagate_for_debug_subst): New.
6152 (propagate_for_debug): New.
6153 (try_combine): Skip debug insns. Propagate removed defs into
6155 (next_nonnote_nondebug_insn): New.
6156 (distribute_notes): Use it. Skip debug insns.
6157 (distribute_links): Skip debug insns.
6158 * tree-outof-ssa.c (set_location_for_edge): Likewise.
6159 * resource.c (mark_target_live_regs): Likewise.
6160 * var-tracking.c: Include cselib.h and target.h.
6161 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
6163 (micro_operation_type_name): New.
6164 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
6165 (struct micro_operation_def): Update comments.
6166 (decl_or_value): New type. Use instead of decls.
6167 (struct emit_note_data_def): Add vars.
6168 (struct attrs_def): Use decl_or_value.
6169 (struct variable_tracking_info_def): Add permp, flooded.
6170 (struct location_chain_def): Update comment.
6171 (struct variable_part_def): Use decl_or_value.
6172 (struct variable_def): Make var_part a variable length array.
6174 (scratch_regs): New.
6175 (cselib_hook_called): New.
6176 (dv_is_decl_p): New.
6177 (dv_is_value_p): New.
6180 (dv_as_opaque): New.
6181 (dv_onepart_p): New.
6183 (IS_DECL_CODE): New.
6184 (check_value_is_not_decl): New.
6185 (dv_from_decl): New.
6186 (dv_from_value): New.
6187 (dv_htab_hash): New.
6188 (variable_htab_hash): Use it.
6189 (variable_htab_eq): Support values.
6190 (variable_htab_free): Free from the right pool.
6191 (attrs_list_member, attrs_list_insert): Use decl_or_value.
6192 (attrs_list_union): Adjust.
6193 (attrs_list_mpdv_union): New.
6194 (tie_break_pointers): New.
6195 (canon_value_cmp): New.
6196 (unshare_variable): Return possibly-modified slot.
6197 (vars_copy_1): Adjust.
6198 (var_reg_decl_set): Adjust. Split out of...
6199 (var_reg_set): ... this.
6200 (get_init_value): Adjust.
6201 (var_reg_delete_and_set): Adjust.
6202 (var_reg_delete): Adjust.
6203 (var_regno_delete): Adjust.
6204 (var_mem_decl_set): Split out of...
6205 (var_mem_set): ... this.
6206 (var_mem_delete_and_set): Adjust.
6207 (var_mem_delete): Adjust.
6211 (variable_union): Adjust. Speed up merge of 1-part vars.
6212 (variable_canonicalize): Use unshared slot.
6213 (VALUED_RECURSED_INTO): New.
6214 (find_loc_in_1pdv): New.
6215 (struct dfset_merge): New.
6216 (insert_into_intersection): New.
6217 (intersect_loc_chains): New.
6219 (canonicalize_loc_order_check): New.
6220 (canonicalize_values_mark): New.
6221 (canonicalize_values_star): New.
6222 (variable_merge_over_cur): New.
6223 (variable_merge_over_src): New.
6224 (dataflow_set_merge): New.
6225 (dataflow_set_equiv_regs): New.
6226 (remove_duplicate_values): New.
6227 (struct dfset_post_merge): New.
6228 (variable_post_merge_new_vals): New.
6229 (variable_post_merge_perm_vals): New.
6230 (dataflow_post_merge_adjust): New.
6231 (find_mem_expr_in_1pdv): New.
6232 (dataflow_set_preserve_mem_locs): New.
6233 (dataflow_set_remove_mem_locs): New.
6234 (dataflow_set_clear_at_call): New.
6235 (onepart_variable_different_p): New.
6236 (variable_different_p): Use it.
6237 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
6238 (track_expr_p): Add need_rtl parameter. Don't generate rtl
6240 (track_loc_p): Pass it true.
6241 (struct count_use_info): New.
6242 (find_use_val): New.
6243 (replace_expr_with_values): New.
6245 (use_type): New, partially split out of...
6246 (count_uses): ... this. Count new micro-ops.
6247 (count_uses_1): Adjust.
6248 (count_stores): Adjust.
6249 (count_with_sets): New.
6250 (VAL_NEEDS_RESOLUTION): New.
6251 (VAL_HOLDS_TRACK_EXPR): New.
6252 (VAL_EXPR_IS_COPIED): New.
6253 (VAL_EXPR_IS_CLOBBERED): New.
6254 (add_uses): Adjust. Generate new micro-ops.
6255 (add_uses_1): Adjust.
6256 (add_stores): Generate new micro-ops.
6257 (add_with_sets): New.
6258 (find_src_status): Adjust.
6259 (find_src_set_src): Adjust.
6260 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
6261 Handle new micro-ops. Canonicalize value equivalances.
6262 (vt_find_locations): Compute total size of hash tables for
6263 dumping. Perform merge for var-tracking-assignments. Don't
6264 disregard single-block loops.
6265 (dump_attrs_list): Handle decl_or_value.
6266 (dump_variable): Take variable. Deal with decl_or_value.
6267 (dump_variable_slot): New.
6268 (dump_vars): Use it.
6269 (dump_dataflow_sets): Adjust.
6270 (set_slot_part): New, extended to support one-part variables
6271 after splitting out of...
6272 (set_variable_part): ... this.
6273 (clobber_slot_part): New, split out of...
6274 (clobber_variable_part): ... this.
6275 (delete_slot_part): New, split out of...
6276 (delete_variable_part): .... this.
6277 (check_wrap_constant): New.
6278 (vt_expand_loc_callback): New.
6279 (vt_expand_loc): New.
6280 (emit_note_insn_var_location): Adjust. Handle values. Handle
6281 EMIT_NOTE_AFTER_CALL_INSN.
6282 (emit_notes_for_differences_1): Adjust. Handle values.
6283 (emit_notes_for_differences_2): Likewise.
6284 (emit_notes_for_differences): Adjust.
6285 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
6286 Adjust. Handle new micro-ops.
6287 (vt_add_function_parameters): Adjust. Create and bind values.
6288 (vt_initialize): Adjust. Initialize scratch_regs and
6289 valvar_pool, flooded and perm.. Initialize and use cselib. Log
6290 operations. Move some code to count_with_sets and add_with_sets.
6291 (delete_debug_insns): New.
6292 (vt_debug_insns_local): New.
6293 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
6295 (var_tracking_main): If var-tracking-assignments is enabled
6296 but var-tracking isn't, delete debug insns and leave. Likewise
6297 if we exceed limits or fail the stack adjustments tests, and
6298 after all var-tracking processing.
6299 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6300 (dataflow_set): Add traversed_vars.
6301 (value_chain, const_value_chain): New typedefs.
6302 (value_chain_pool, value_chains): New variables.
6303 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6304 add_value_chains, add_cselib_value_chains, remove_value_chain,
6305 remove_value_chains, remove_cselib_value_chains): New functions.
6306 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6307 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6309 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6310 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6311 (dst_can_be_shared): New variable.
6312 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6313 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6314 different from set->vars, look up slot again instead of using the
6316 (dataflow_set_init): Initialize traversed_vars.
6317 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6318 lookup if set->vars is shared. Don't keep slot cleared before
6319 calling unshare_variable. Unshare set->vars if needed. Adjust
6320 unshare_variable callers. Clear dst_can_be_shared if needed.
6321 Even ->refcount == 1 vars must be unshared if set->vars is shared
6322 and var needs to be modified.
6323 (dataflow_set_union): Set traversed_vars during canonicalization.
6324 (VALUE_CHANGED, DECL_CHANGED): Define.
6325 (set_dv_changed, dv_changed_p): New static inlines.
6326 (track_expr_p): Clear DECL_CHANGED.
6327 (dump_dataflow_sets): Set it.
6328 (variable_was_changed): Call set_dv_changed.
6329 (emit_note_insn_var_location): Likewise.
6330 (changed_variables_stack): New variable.
6331 (check_changed_vars_1, check_changed_vars_2): New functions.
6332 (emit_notes_for_changes): Do nothing if changed_variables is
6333 empty. Traverse changed_variables with check_changed_vars_1,
6334 call check_changed_vars_2 on each changed_variables_stack entry.
6335 (emit_notes_in_bb): Add SET argument. Just clear it at the
6336 beginning, use it instead of local &set, don't destroy it at the end.
6337 (vt_emit_notes): Call dataflow_set_clear early on all
6338 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6339 computed set, dataflow_set_clear also VTI(bb)->in when we are
6340 done with the basic block. Initialize changed_variables_stack,
6341 free it afterwards. If ENABLE_CHECKING verify that after noting
6342 differences to an empty set value_chains hash table is empty.
6343 (vt_initialize): Initialize value_chains and value_chain_pool.
6344 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6345 (variable_tracking_main): Call dump_dataflow_sets before calling
6346 vt_emit_notes, not after it.
6347 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6348 (propagate_var_def_into_debug_stmts): Declare.
6349 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6350 (df_set_note): Reject debug insns.
6351 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6352 add notes to debug insns.
6353 (df_note_bb_compute): Adjust. Likewise.
6354 (df_simulate_uses): Skip debug insns.
6355 (df_simulate_initialize_backwards): Likewise.
6356 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6357 (subst_stack_regs_pat): Reject debug insns.
6358 (convert_regs_1): Handle debug insns.
6359 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6360 (print-rtl.o): Depend on cselib.h.
6361 (cselib.o): Depend on TREE_PASS_H.
6362 (var-tracking.o): Depend on cselib.h and TARGET_H.
6363 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6364 (init_ready_list): Skip boundary debug insns.
6365 (add_branch_dependences): Skip debug insns.
6366 (free_block_dependencies): Check for blocks with only debug insns.
6367 (compute_priorities): Likewise.
6368 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6369 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6371 (gimple_build_debug_bind_stat): New.
6372 (empty_body_p): Skip debug stmts.
6373 (gimple_has_side_effects): Likewise.
6374 (gimple_rhs_has_side_effects): Likewise.
6375 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6376 (gimple_build_debug_bind_stat): Declare.
6377 (gimple_build_debug_bind): Define.
6378 (is_gimple_debug): New.
6379 (gimple_debug_bind_p): New.
6380 (gimple_debug_bind_get_var): New.
6381 (gimple_debug_bind_get_value): New.
6382 (gimple_debug_bind_get_value_ptr): New.
6383 (gimple_debug_bind_set_var): New.
6384 (gimple_debug_bind_set_value): New.
6385 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6386 (gimple_debug_bind_reset_value): New.
6387 (gimple_debug_bind_has_value_p): New.
6388 (gsi_next_nondebug): New.
6389 (gsi_prev_nondebug): New.
6390 (gsi_start_nondebug_bb): New.
6391 (gsi_last_nondebug_bb): New.
6392 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6393 (print_insn): Handle DEBUG_INSN.
6394 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6395 of first insn prevail.
6396 (first_stmt): Skip debug stmts.
6397 (first_non_label_stmt): Likewise.
6398 (last_stmt): Likewise.
6399 (has_zero_uses_1): New.
6400 (single_imm_use_1): New.
6401 (verify_gimple_debug): New.
6402 (verify_types_in_gimple_stmt): Handle debug stmts.
6403 (verify_stmt): Likewise.
6404 (debug_loop_num): Skip debug stmts.
6405 (remove_edge_and_dominated_blocks): Remove dominators last.
6406 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6407 (linearize_expr): Likewise.
6408 * config/i386/i386.c (ix86_delegitimize_address): Call
6409 default implementation.
6410 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6411 (group_barrier_needed): Skip debug insns.
6412 (emit_insn_group_barriers): Likewise.
6413 (emit_all_insn_group_barriers): Likewise.
6414 (ia64_variable_issue): Handle debug insns.
6415 (ia64_dfa_new_cycle): Likewise.
6416 (final_emit_insn_group_barriers): Skip debug insns.
6417 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6418 def cfa without frame.
6419 (process_set): Likewise.
6420 (process_for_unwind_directive): Pass frame on.
6421 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6422 (rs6000_delegitimize_address): New.
6423 (rs6000_debug_adjust_cost): Handle debug insns.
6424 (is_microcoded_insn): Likewise.
6425 (is_cracked_insn): Likewise.
6426 (is_nonpipeline_insn): Likewise.
6427 (insn_must_be_first_in_group): Likewise.
6428 (insn_must_be_last_in_group): Likewise.
6429 (force_new_group): Likewise.
6430 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6431 contains only debug insns.
6432 (rtl_merge_blocks): Skip debug insns.
6433 (purge_dead_edges): Likewise.
6434 (rtl_block_ends_with_call_p): Skip debug insns.
6435 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6436 (mark_reg_dependencies): Skip debug insns.
6437 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6438 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6439 * tree-ssa-threadedge.c
6440 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6441 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6442 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6443 (copyprop_hardreg_forward_1): Handle debug insns.
6444 * reload1.c (reload): Skip debug insns. Replace unassigned
6445 pseudos in debug insns with their equivalences.
6446 (eliminate_regs_in_insn): Skip debug insns.
6447 (emit_input_reload_insns): Skip debug insns at first, adjust
6449 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6450 (get_indirect_ref_operands): Pass opf_no_vops on.
6451 (get_expr_operands): Likewise. Skip debug stmts.
6452 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6454 2009-09-01 Richard Henderson <rth@redhat.com>
6456 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6457 stmt_ends_pp_p statements at least once.
6458 * tree-vrp.c (vrp_initialize): Likewise.
6459 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6461 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6464 Fix AIX bootstrap after PR debug/30161
6465 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6466 that is a GNU extension.
6467 (tmpl_value_parm_die_table): Move the definition of this global
6468 outside #ifdef DWARF2_DEBUGGING_INFO region.
6470 2009-09-01 Richard Guenther <rguenther@suse.de>
6472 * tree.c (tree_expr_size): New function.
6473 * tree.h (tree_expr_size): Declare.
6474 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6475 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6476 * langhooks.c (lhd_expr_size): Remove.
6477 * langhooks.h (struct lang_hooks): Remove expr_size.
6478 * explow.c (expr_size): Use tree_expr_size.
6479 (int_expr_size): Likewise.
6480 * langhooks-def.h (lhd_expr_size): Remove.
6481 (LANG_HOOKS_EXPR_SIZE): Likewise.
6482 (LANG_HOOKS_INITIALIZER): Adjust.
6484 2009-09-01 Richard Guenther <rguenther@suse.de>
6486 * tree-flow.h (mark_addressable): Move declaration ...
6487 * tree.h (mark_addressable): ... here.
6488 * stmt.c (expand_asm_operands): Use mark_addressable, not
6489 lang_hooks.mark_addressable.
6490 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6491 LANG_HOOKS_MARK_ADDRESSABLE.
6492 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6493 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6495 2009-08-31 Chris Demetriou <cgd@google.com>
6497 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6498 vectorize if not TARGET_SSE2.
6500 2009-08-31 DJ Delorie <dj@redhat.com>
6502 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6503 registers if no coprocessor is enabled.
6505 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6508 * cgraph.h (cgraph_get_node): Declare ...
6509 * cgraph.c (cgraph_get_node): ... new function.
6510 * dwarf2out.c (gen_generic_params_dies,
6511 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6512 make_ith_pack_parameter_name,
6513 append_entry_to_tmpl_value_parm_die_table,
6514 gen_remaining_tmpl_value_param_die_attribute): New functions.
6515 (gen_subprogram_die): Generate debug info for template parameters
6516 if debug info level is higher than DINFO_LEVEL_TERSE.
6517 Use tree_add_const_value_attribute_for_decl instead of
6518 tree_add_const_value_attribute.
6519 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6520 instead of tree_add_const_value_attribute.
6521 (gen_struct_or_union_type_die): Generate debug
6522 info for template parameters if debug info level is higher than
6524 (tree_add_const_value_attribute): Handle integral and pointer
6525 constants. Update comment.
6526 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6527 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6528 (reference_to_unused): Fix thinko. Remove redundant predicates from
6530 (tree_add_const_value_attribute): Make this work for constant
6532 tree_add_const_value_attribute_for_decl is to be used for variable
6534 (add_location_or_const_value_attribute): Use
6535 tree_add_const_value_attribute_for_decl now.
6536 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6537 DW_TAG_template_value_param DIEs after function DIEs have been
6539 * langhooks.h (lang_hooks_for_types): Add
6540 get_argument_pack_elems.
6541 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6542 (lang_hooks): Added get_innermost_generic_parms,
6543 get_innermost_generic_args.
6544 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6545 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6546 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6547 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6549 2009-08-31 DJ Delorie <dj@redhat.com>
6551 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6552 it once we start generating the prologue or epilogue.
6553 (mep_call_saves_register): If the frame is locked, re-use
6555 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6556 (mep_expand_prologue): Call it.
6557 (mep_expand_epilogue): Likewise.
6558 (mep_start_function): Use the same logic as mep_expand_prologue.
6559 (mep_pass_by_reference): Make logic more readable.
6560 (mep_return_in_memory): Zero-sized objects are passed in memory.
6561 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6563 2009-08-31 Richard Guenther <rguenther@suse.de>
6565 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6566 to query if the memory regions for memmove overlap.
6567 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6568 asserts on pointers, instead deal with odd trees.
6569 (ptr_derefs_may_alias_p): Likewise.
6570 (refs_may_alias_p_1): Constructor bases also never alias.
6572 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6574 * doc/install.texi (Final install): Adjust reference on where to
6575 order printed manuals.
6577 2009-08-30 Olivier Hainque <hainque@adacore.com>
6579 * dwarf2out.c (switch_to_frame_table_section): Move
6580 definition prior to first use.
6582 2009-08-30 Richard Guenther <rguenther@suse.de>
6584 PR tree-optimization/41186
6585 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6586 (ao_ref_init_from_ptr_and_size): New function.
6587 (ref_maybe_used_by_call_p_1): Be more precise tracking
6588 used ranges for builtin functions.
6589 (ref_maybe_used_by_call_p): Adjust.
6590 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6591 ranges for builtin functions.
6592 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6594 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6597 * fwprop.c (get_reg_use_in): Delete.
6598 (free_load_extend): New function.
6599 (forward_propagate_subreg): Use it.
6601 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6603 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6605 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6608 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6611 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6613 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6614 fini or fini_array section.
6616 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6618 * graphite-dependences.c (graphite_legal_transform_bb): Call
6619 pbb_remove_duplicate_pdrs.
6620 * graphite-poly.c (can_collapse_pdr): Removed.
6621 (pdr_find_duplicate): Removed.
6622 (can_collapse_pdrs): New.
6623 (pbb_remove_duplicate_pdrs): New.
6624 (new_poly_dr): Do not look for duplicates.
6625 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6626 (PBB_PDR_DUPLICATES_REMOVED): New.
6627 (pbb_remove_duplicate_pdrs): Declared.
6629 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6631 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6632 the strides by multiplying by PDR_NB_REFS.
6633 * graphite-poly.c (can_collapse_pdr): New.
6634 (pdr_find_duplicate): New.
6635 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6636 Initialize PDR_NB_REFS.
6637 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6639 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6641 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6644 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6647 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6649 * graphite-dependences.c (pddr_original_scattering): Return NULL
6650 for read-read dependence relations.
6651 * graphite-poly.h (enum poly_dr_type): Fix comment.
6654 (pdr_may_write_p): New.
6656 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6658 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6659 (struct poly_dr): Same.
6660 (new_poly_dr): Same.
6661 * graphite-poly.c (new_poly_dr): Same.
6662 * graphite-dependences.c (dot_deps): Disable call to system.
6664 2009-08-28 Cary Coutant <ccoutant@google.com>
6667 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6668 struct/union/enum types local to a function.
6670 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6671 Sebastian Pop <sebastian.pop@amd.com>
6673 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6674 pbb_strip_mine_time_depth. Changed the implementation so that
6675 transformation is expressed as a transformation on
6676 time (scatttering) dimensions. Also, ensures that the 2d+1
6677 scheduling format is preserved.
6678 (pbb_strip_mine_profitable_p): Profitability is based on the
6679 iteration number of a given time (scattering) dimension,
6680 and not on a original loop depth dimension.
6681 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6682 (pbb_do_strip_mine): Call psct_dynamic_dim.
6683 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6684 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6685 (pbb_nb_dynamic_scattering_transform): New.
6686 (psct_dynamic_dim): New.
6688 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6690 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6691 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6692 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6693 * graphite-interchange.c (build_linearized_memory_access): Same.
6694 (memory_stride_in_loop): Same.
6696 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6698 * graphite-dependences.c (pddr_original_scattering): New.
6699 (graphite_legal_transform_dr): Call pddr_original_scattering.
6702 * graphite-dependences.h (dot_deps): Declared.
6703 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6704 (print_pdr): Print PDR_ID.
6705 * graphite-poly.h (struct poly_dr): Add field id.
6708 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6710 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6712 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6713 not delete the original dependence relation.
6715 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6717 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6718 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6719 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6720 (free_poly_ddr): New.
6721 (pddr_is_empty): New.
6722 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6723 (dependence_polyhedron): Same. Remove useless gcc_assert.
6725 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6726 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6727 * graphite-dependences.h (enum poly_dependence_kind): New.
6728 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6729 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6730 (PDRP_SINK): Renamed PDDR_SINK.
6731 (PDRP_DDP): Renamed PDDR_DDP.
6733 (free_poly_ddr): Declared.
6734 * graphite-poly.c (new_scop): Use the new hash function names.
6735 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6736 into original_pddrs.
6737 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6739 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6741 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6742 bounds with LT_EXPR to make niter analysis more precise on code
6743 generated by Graphite.
6745 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6747 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6748 (graphite_legal_transform_bb): Same.
6749 (poly_drs_may_alias_p): Same.
6751 2009-08-28 Richard Guenther <rguenther@suse.de>
6753 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6755 2009-08-28 Jan Beulich <jbeulich@novell.com>
6757 * config/i386/netware.c: Include langhooks.h.
6758 (i386_nlm_encode_section_info): Simplify.
6759 (netware_override_options): Delete.
6760 * config/i386/netware.h (netware_override_options): Delete
6762 (OVERRIDE_OPTIONS): Delete definition.
6763 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6764 (ASM_COMMENT_START): Define.
6765 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6767 2009-08-28 Jan Beulich <jbeulich@novell.com>
6769 * configure.ac: For in-tree ld, do a plain version check to
6770 determine whether comdat groups are supported.
6771 * configure: Regenerate.
6773 2009-08-28 Olivier Hainque <hainque@adacore.com>
6775 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6776 always defined. Reflect definition or absence of such for
6777 COLLECT_EXPORT_LIST. Readability helper.
6778 (scanfilter): New enum, to help control what symbols
6779 are to be considered or ignored by scan_prog_file.
6780 (enum pass): Rename as "scanpass", moved together with scanfilter
6781 prior to scan_prog_file's prototype.
6782 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6783 Group prototype with the scanpass/scanfilter definitions, factorize
6784 head comments for the several implementations at the prototype.
6785 (main): Reorganize the first pass link control to let AIX
6786 drag only the needed frame tables in executables. Prevent
6787 frame tables collection during the scan aimed at static ctors.
6788 Pre-link and scan for frame tables later to compensate.
6789 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6790 A C statement to issue assembly directives that create a reference
6791 to the given DWARF table identifier label from the current function
6793 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6794 to differentiate first time section entry. Only emit a .data
6795 tables start identifier label the first time around.
6796 (switch_to_frame_table_section): New function. Helper for
6797 output_call_frame_info to switch possibly BACK into the eh_frame
6798 or the debug_frame section depending on FOR_EH.
6799 (output_call_frame_info): Use helper to first enter the proper
6801 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6802 emit a link to the frame table start label from each function
6804 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6805 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6806 * config/rs6000/rs6000-protos.h: Declare it.
6807 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6809 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6811 * config/sh/sh.c (split_branches): Check the result of
6814 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6816 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6817 using -pthread -fopenmp
6819 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6821 * doc/service.texi (service directory): Update URL.
6823 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6825 PR rtl-optimization/40861
6826 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6827 extract word from a multi-word subreg for negative byte positions.
6829 2009-08-27 Tristan Gingold <gingold@adacore.com>
6830 Douglas B Rupp <rupp@gnat.com>
6832 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6833 (SECTION_VMS_OVERLAY): Define.
6834 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6836 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6838 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6839 common_object declarations.
6840 (ia64_section_type_flags): Set section flag for common_object.
6841 * config/ia64/ia64-protos.h
6842 (ia64_vms_output_aligned_decl_common): Declare.
6843 (ia64_vms_elf_asm_named_section): Declare.
6845 2009-08-27 Michael Matz <matz@suse.de>
6847 * expr.c (expand_expr_real_2): New function taking exploded
6848 unary or binary expression, split out from ...
6849 (expand_expr_real_1): ... here. Move over all unary/binary
6850 switch parts to above function, in particular these codes:
6851 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6852 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6853 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6854 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6855 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6856 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6857 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6858 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6859 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6860 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6861 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6862 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6863 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6864 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6865 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6866 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6867 VEC_PACK_FIX_TRUNC_EXPR.
6868 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6871 2009-08-27 Richard Guenther <rguenther@suse.de>
6873 * gengtype.c (main): Handle uint64_t.
6874 * ipa-utils.c (get_base_var): Indent properly.
6875 * tree-ssa-live.c (debug_scope_block): New function.
6876 * tree-flow.h (debug_scope_block): Declare.
6877 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6878 * basic-block.h (enum profile_status): Rename to
6879 enum profile_status_d.
6880 (x_profile_status): Adjust type.
6882 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6885 * dwarf2out.c (get_context_die): Declare this static function.
6886 (gen_type_die_with_usage): Make sure a DIE is a generated for
6887 the context of a typedef.
6889 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6891 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6894 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6896 * config/mips/mips-protos.h (mips_output_sync): Declare.
6897 (mips_sync_loop_insns): Likewise.
6898 (mips_output_sync_loop): Replace first two parameters with an rtx.
6899 * config/mips/mips.c (mips_multi_member): New structure.
6900 (mips_multi_members): New variable.
6901 (mips_multi_start): New function.
6902 (mips_multi_add): Likewise.
6903 (mips_multi_add_insn): Likewise.
6904 (mips_multi_add_label): Likewise.
6905 (mips_multi_last_index): Likewise.
6906 (mips_multi_copy_insn): Likewise.
6907 (mips_multi_set_operand): Likewise.
6908 (mips_multi_write): Likewise.
6909 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6910 (mips_init_print_operand_punct): Update accordingly.
6911 (mips_start_ll_sc_sync_block): New function.
6912 (mips_end_ll_sc_sync_block): Likewise.
6913 (mips_output_sync): Likewise.
6914 (mips_sync_insn1_template): Likewise.
6915 (mips_sync_insn2_template): Likewise.
6916 (mips_get_sync_operand): Likewise.
6917 (mips_process_sync_loop): Likewise.
6918 (mips_output_sync_loop): Use mips_process_sync_loop.
6919 (mips_sync_loop_insns): New function.
6920 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6921 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6922 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6923 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6924 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6925 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6926 (MIPS_SYNC_OLD_OP_12): Likewise.
6927 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6928 (MIPS_SYNC_NEW_OP_12): Likewise.
6929 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6930 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6931 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6932 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6933 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6934 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6935 * config/mips/mips.md (sync_mem): New attribute.
6936 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6937 (sync_exclusive_mask, sync_required_oldval): Likewise.
6938 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6939 (sync_release_barrier): Likewise.
6940 (length): Handle sync loops.
6941 (sync): Use mips_output_sync.
6942 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6943 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6944 and use mips_output_sync_loop.
6945 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6946 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6947 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6948 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6949 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6950 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6951 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6952 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6953 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6955 2009-08-26 Richard Guenther <rguenther@suse.de>
6958 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6959 the types to not match.
6960 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6962 * tree-ssa.c (useless_type_conversion_p): Conversions to
6963 pointers to unprototyped functions are useless.
6965 2009-08-26 Richard Guenther <rguenther@suse.de>
6967 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6968 whole-program condition, prepare to be called for non-globals.
6969 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6970 params build a representative with known type and track its fields.
6972 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6974 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6975 clearing by a taken branch.
6976 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6977 effectively after bbro pass.
6978 (sync_nand<mode>): Ditto.
6979 (sync_old_<fetchop_name><mode>): Ditto.
6980 (sync_old_nand<mode>): Ditto.
6981 (sync_new_<fetchop_name><mode>): Dito.
6982 (sync_new_nand<mode>): Ditto.
6983 (sync_compare_and_swap<mode>_1): Ditto.
6984 (*sync_compare_and_swap<mode>): Ditto.
6985 (sync_lock_test_and_set<mode>_1): Ditto.
6986 ("sync_lock_test_and_set<mode>): Ditto.
6988 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6990 * hwint.h (HOST_LONG_FORMAT): New macro
6991 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6992 Use HOST_PTR_PRINTF.
6993 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6994 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6995 (HOST_PTR_PRINTF): Document.
6997 2009-08-25 Jan Hubicka <jh@suse.cz>
6999 * config/i386/bmmintrin.h: Replace by #error.
7002 Michael Meissner <michael.meissner@amd.com>
7003 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7004 Tony Linthicum <tony.linthicum@amd.com>
7006 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
7007 (TARGET_ROUND): New macro for the round/ptest instructions which
7008 are shared between SSE4.1 and SSE5.
7009 (OPTION_MASK_ISA_ROUND): Ditto.
7010 (OPTION_ISA_ROUND): Ditto.
7011 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
7012 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
7014 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
7015 (-mfused-madd): New switch to give users control over whether the
7016 compiler optimizes to use the multiply/add SSE5 instructions.
7018 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
7019 (ix86_handle_option): Turn off 3dnow if -msse5.
7020 (override_options): Add SSE5 support.
7021 (print_operand): %Y prints comparison codes for SSE5 com/pcom
7023 (ix86_expand_sse_movcc): Add SSE5 support.
7024 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
7025 vector type to the next largest size.
7026 (ix86_expand_sse5_pack): New function to use pperm to pack a
7027 vector type to the next smallest size.
7028 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
7029 (IX86_BUILTIN_FMADDSD): Ditto.
7030 (IX86_BUILTIN_FMADDPS): Ditto.
7031 (IX86_BUILTIN_FMADDPD): Ditto.
7032 (IX86_BUILTIN_FMSUBSS): Ditto.
7033 (IX86_BUILTIN_FMSUBSD): Ditto.
7034 (IX86_BUILTIN_FMSUBPS): Ditto.
7035 (IX86_BUILTIN_FMSUBPD): Ditto.
7036 (IX86_BUILTIN_FNMADDSS): Ditto.
7037 (IX86_BUILTIN_FNMADDSD): Ditto.
7038 (IX86_BUILTIN_FNMADDPS): Ditto.
7039 (IX86_BUILTIN_FNMADDPD): Ditto.
7040 (IX86_BUILTIN_FNMSUBSS): Ditto.
7041 (IX86_BUILTIN_FNMSUBSD): Ditto.
7042 (IX86_BUILTIN_FNMSUBPS): Ditto.
7043 (IX86_BUILTIN_FNMSUBPD): Ditto.
7044 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
7045 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
7046 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
7047 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
7048 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
7049 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
7050 (IX86_BUILTIN_PPERM): Ditto.
7051 (IX86_BUILTIN_PERMPS): Ditto.
7052 (IX86_BUILTIN_PERMPD): Ditto.
7053 (IX86_BUILTIN_PMACSSWW): Ditto.
7054 (IX86_BUILTIN_PMACSWW): Ditto.
7055 (IX86_BUILTIN_PMACSSWD): Ditto.
7056 (IX86_BUILTIN_PMACSWD): Ditto.
7057 (IX86_BUILTIN_PMACSSDD): Ditto.
7058 (IX86_BUILTIN_PMACSDD): Ditto.
7059 (IX86_BUILTIN_PMACSSDQL): Ditto.
7060 (IX86_BUILTIN_PMACSSDQH): Ditto.
7061 (IX86_BUILTIN_PMACSDQL): Ditto.
7062 (IX86_BUILTIN_PMACSDQH): Ditto.
7063 (IX86_BUILTIN_PMADCSSWD): Ditto.
7064 (IX86_BUILTIN_PMADCSWD): Ditto.
7065 (IX86_BUILTIN_PHADDBW): Ditto.
7066 (IX86_BUILTIN_PHADDBD): Ditto.
7067 (IX86_BUILTIN_PHADDBQ): Ditto.
7068 (IX86_BUILTIN_PHADDWD): Ditto.
7069 (IX86_BUILTIN_PHADDWQ): Ditto.
7070 (IX86_BUILTIN_PHADDDQ): Ditto.
7071 (IX86_BUILTIN_PHADDUBW): Ditto.
7072 (IX86_BUILTIN_PHADDUBD): Ditto.
7073 (IX86_BUILTIN_PHADDUBQ): Ditto.
7074 (IX86_BUILTIN_PHADDUWD): Ditto.
7075 (IX86_BUILTIN_PHADDUWQ): Ditto.
7076 (IX86_BUILTIN_PHADDUDQ): Ditto.
7077 (IX86_BUILTIN_PHSUBBW): Ditto.
7078 (IX86_BUILTIN_PHSUBWD): Ditto.
7079 (IX86_BUILTIN_PHSUBDQ): Ditto.
7080 (IX86_BUILTIN_PROTB): Ditto.
7081 (IX86_BUILTIN_PROTW): Ditto.
7082 (IX86_BUILTIN_PROTD): Ditto.
7083 (IX86_BUILTIN_PROTQ): Ditto.
7084 (IX86_BUILTIN_PROTB_IMM): Ditto.
7085 (IX86_BUILTIN_PROTW_IMM): Ditto.
7086 (IX86_BUILTIN_PROTD_IMM): Ditto.
7087 (IX86_BUILTIN_PROTQ_IMM): Ditto.
7088 (IX86_BUILTIN_PSHLB): Ditto.
7089 (IX86_BUILTIN_PSHLW): Ditto.
7090 (IX86_BUILTIN_PSHLD): Ditto.
7091 (IX86_BUILTIN_PSHLQ): Ditto.
7092 (IX86_BUILTIN_PSHAB): Ditto.
7093 (IX86_BUILTIN_PSHAW): Ditto.
7094 (IX86_BUILTIN_PSHAD): Ditto.
7095 (IX86_BUILTIN_PSHAQ): Ditto.
7096 (IX86_BUILTIN_FRCZSS): Ditto.
7097 (IX86_BUILTIN_FRCZSD): Ditto.
7098 (IX86_BUILTIN_FRCZPS): Ditto.
7099 (IX86_BUILTIN_FRCZPD): Ditto.
7100 (IX86_BUILTIN_CVTPH2PS): Ditto.
7101 (IX86_BUILTIN_CVTPS2PH): Ditto.
7102 (IX86_BUILTIN_COMEQSS): Ditto.
7103 (IX86_BUILTIN_COMNESS): Ditto.
7104 (IX86_BUILTIN_COMLTSS): Ditto.
7105 (IX86_BUILTIN_COMLESS): Ditto.
7106 (IX86_BUILTIN_COMGTSS): Ditto.
7107 (IX86_BUILTIN_COMGESS): Ditto.
7108 (IX86_BUILTIN_COMUEQSS): Ditto.
7109 (IX86_BUILTIN_COMUNESS): Ditto.
7110 (IX86_BUILTIN_COMULTSS): Ditto.
7111 (IX86_BUILTIN_COMULESS): Ditto.
7112 (IX86_BUILTIN_COMUGTSS): Ditto.
7113 (IX86_BUILTIN_COMUGESS): Ditto.
7114 (IX86_BUILTIN_COMORDSS): Ditto.
7115 (IX86_BUILTIN_COMUNORDSS): Ditto.
7116 (IX86_BUILTIN_COMFALSESS): Ditto.
7117 (IX86_BUILTIN_COMTRUESS): Ditto.
7118 (IX86_BUILTIN_COMEQSD): Ditto.
7119 (IX86_BUILTIN_COMNESD): Ditto.
7120 (IX86_BUILTIN_COMLTSD): Ditto.
7121 (IX86_BUILTIN_COMLESD): Ditto.
7122 (IX86_BUILTIN_COMGTSD): Ditto.
7123 (IX86_BUILTIN_COMGESD): Ditto.
7124 (IX86_BUILTIN_COMUEQSD): Ditto.
7125 (IX86_BUILTIN_COMUNESD): Ditto.
7126 (IX86_BUILTIN_COMULTSD): Ditto.
7127 (IX86_BUILTIN_COMULESD): Ditto.
7128 (IX86_BUILTIN_COMUGTSD): Ditto.
7129 (IX86_BUILTIN_COMUGESD): Ditto.
7130 (IX86_BUILTIN_COMORDSD): Ditto.
7131 (IX86_BUILTIN_COMUNORDSD): Ditto.
7132 (IX86_BUILTIN_COMFALSESD): Ditto.
7133 (IX86_BUILTIN_COMTRUESD): Ditto.
7134 (IX86_BUILTIN_COMEQPS): Ditto.
7135 (IX86_BUILTIN_COMNEPS): Ditto.
7136 (IX86_BUILTIN_COMLTPS): Ditto.
7137 (IX86_BUILTIN_COMLEPS): Ditto.
7138 (IX86_BUILTIN_COMGTPS): Ditto.
7139 (IX86_BUILTIN_COMGEPS): Ditto.
7140 (IX86_BUILTIN_COMUEQPS): Ditto.
7141 (IX86_BUILTIN_COMUNEPS): Ditto.
7142 (IX86_BUILTIN_COMULTPS): Ditto.
7143 (IX86_BUILTIN_COMULEPS): Ditto.
7144 (IX86_BUILTIN_COMUGTPS): Ditto.
7145 (IX86_BUILTIN_COMUGEPS): Ditto.
7146 (IX86_BUILTIN_COMORDPS): Ditto.
7147 (IX86_BUILTIN_COMUNORDPS): Ditto.
7148 (IX86_BUILTIN_COMFALSEPS): Ditto.
7149 (IX86_BUILTIN_COMTRUEPS): Ditto.
7150 (IX86_BUILTIN_COMEQPD): Ditto.
7151 (IX86_BUILTIN_COMNEPD): Ditto.
7152 (IX86_BUILTIN_COMLTPD): Ditto.
7153 (IX86_BUILTIN_COMLEPD): Ditto.
7154 (IX86_BUILTIN_COMGTPD): Ditto.
7155 (IX86_BUILTIN_COMGEPD): Ditto.
7156 (IX86_BUILTIN_COMUEQPD): Ditto.
7157 (IX86_BUILTIN_COMUNEPD): Ditto.
7158 (IX86_BUILTIN_COMULTPD): Ditto.
7159 (IX86_BUILTIN_COMULEPD): Ditto.
7160 (IX86_BUILTIN_COMUGTPD): Ditto.
7161 (IX86_BUILTIN_COMUGEPD): Ditto.
7162 (IX86_BUILTIN_COMORDPD): Ditto.
7163 (IX86_BUILTIN_COMUNORDPD): Ditto.
7164 (IX86_BUILTIN_COMFALSEPD): Ditto.
7165 (IX86_BUILTIN_COMTRUEPD): Ditto.
7166 (IX86_BUILTIN_PCOMEQUB): Ditto.
7167 (IX86_BUILTIN_PCOMNEUB): Ditto.
7168 (IX86_BUILTIN_PCOMLTUB): Ditto.
7169 (IX86_BUILTIN_PCOMLEUB): Ditto.
7170 (IX86_BUILTIN_PCOMGTUB): Ditto.
7171 (IX86_BUILTIN_PCOMGEUB): Ditto.
7172 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
7173 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
7174 (IX86_BUILTIN_PCOMEQUW): Ditto.
7175 (IX86_BUILTIN_PCOMNEUW): Ditto.
7176 (IX86_BUILTIN_PCOMLTUW): Ditto.
7177 (IX86_BUILTIN_PCOMLEUW): Ditto.
7178 (IX86_BUILTIN_PCOMGTUW): Ditto.
7179 (IX86_BUILTIN_PCOMGEUW): Ditto.
7180 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
7181 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
7182 (IX86_BUILTIN_PCOMEQUD): Ditto.
7183 (IX86_BUILTIN_PCOMNEUD): Ditto.
7184 (IX86_BUILTIN_PCOMLTUD): Ditto.
7185 (IX86_BUILTIN_PCOMLEUD): Ditto.
7186 (IX86_BUILTIN_PCOMGTUD): Ditto.
7187 (IX86_BUILTIN_PCOMGEUD): Ditto.
7188 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
7189 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
7190 (IX86_BUILTIN_PCOMEQUQ): Ditto.
7191 (IX86_BUILTIN_PCOMNEUQ): Ditto.
7192 (IX86_BUILTIN_PCOMLTUQ): Ditto.
7193 (IX86_BUILTIN_PCOMLEUQ): Ditto.
7194 (IX86_BUILTIN_PCOMGTUQ): Ditto.
7195 (IX86_BUILTIN_PCOMGEUQ): Ditto.
7196 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
7197 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
7198 (IX86_BUILTIN_PCOMEQB): Ditto.
7199 (IX86_BUILTIN_PCOMNEB): Ditto.
7200 (IX86_BUILTIN_PCOMLTB): Ditto.
7201 (IX86_BUILTIN_PCOMLEB): Ditto.
7202 (IX86_BUILTIN_PCOMGTB): Ditto.
7203 (IX86_BUILTIN_PCOMGEB): Ditto.
7204 (IX86_BUILTIN_PCOMFALSEB): Ditto.
7205 (IX86_BUILTIN_PCOMTRUEB): Ditto.
7206 (IX86_BUILTIN_PCOMEQW): Ditto.
7207 (IX86_BUILTIN_PCOMNEW): Ditto.
7208 (IX86_BUILTIN_PCOMLTW): Ditto.
7209 (IX86_BUILTIN_PCOMLEW): Ditto.
7210 (IX86_BUILTIN_PCOMGTW): Ditto.
7211 (IX86_BUILTIN_PCOMGEW): Ditto.
7212 (IX86_BUILTIN_PCOMFALSEW): Ditto.
7213 (IX86_BUILTIN_PCOMTRUEW): Ditto.
7214 (IX86_BUILTIN_PCOMEQD): Ditto.
7215 (IX86_BUILTIN_PCOMNED): Ditto.
7216 (IX86_BUILTIN_PCOMLTD): Ditto.
7217 (IX86_BUILTIN_PCOMLED): Ditto.
7218 (IX86_BUILTIN_PCOMGTD): Ditto.
7219 (IX86_BUILTIN_PCOMGED): Ditto.
7220 (IX86_BUILTIN_PCOMFALSED): Ditto.
7221 (IX86_BUILTIN_PCOMTRUED): Ditto.
7222 (IX86_BUILTIN_PCOMEQQ): Ditto.
7223 (IX86_BUILTIN_PCOMNEQ): Ditto.
7224 (IX86_BUILTIN_PCOMLTQ): Ditto.
7225 (IX86_BUILTIN_PCOMLEQ): Ditto.
7226 (IX86_BUILTIN_PCOMGTQ): Ditto.
7227 (IX86_BUILTIN_PCOMGEQ): Ditto.
7228 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
7229 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
7230 (enum multi_arg_type): New enum for describing the various SSE5
7231 intrinsic argument types.
7232 (bdesc_multi_arg): New table for SSE5 intrinsics.
7233 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
7234 (ix86_expand_multi_arg_builtin): New function for creating SSE5
7236 (ix86_expand_builtin): Add SSE5 intrinsic support.
7237 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
7238 operand instructions.
7239 (ix86_expand_sse5_multiple_memory): New function to split the
7240 second memory reference from SSE5 instructions.
7241 (type_has_variadic_args_p): Delete in favor of stdarg_p.
7242 (ix86_return_pops_args): Use stdarg_p to determine if the function
7243 has variable arguments.
7244 (ix86_setup_incoming_varargs): Ditto.
7245 (x86_this_parameter): Ditto.
7247 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
7249 (ix86_expand_sse5_pack): Ditto.
7250 (ix86_sse5_valid_op_p): Ditto.
7251 (ix86_expand_sse5_multiple_memory): Ditto.
7253 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
7254 constant for SSE5 support.
7255 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
7256 (UNSPEC_SSE5_TRUEFALSE): Ditto.
7257 (UNSPEC_SSE5_PERMUTE): Ditto.
7258 (UNSPEC_SSE5_ASHIFT): Ditto.
7259 (UNSPEC_SSE5_LSHIFT): Ditto.
7260 (UNSPEC_FRCZ): Ditto.
7261 (UNSPEC_CVTPH2PS): Ditto.
7262 (UNSPEC_CVTPS2PH): Ditto.
7263 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
7265 (COM_FALSE_S): Ditto.
7266 (COM_FALSE_P): Ditto.
7267 (COM_TRUE_S): Ditto.
7268 (COM_TRUE_P): Ditto.
7269 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
7270 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
7272 (memory attribute): Ditto.
7273 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7274 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
7275 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7276 (floor<mode>2): Ditto.
7277 (ceil<mode>2): Ditto.
7278 (btrunc<mode>2): Ditto.
7279 (nearbyintdf2): Ditto.
7280 (nearbyintsf2): Ditto.
7281 (sse_setccsf): Disable if SSE5.
7282 (sse_setccdf): Ditto.
7283 (sse5_setcc<mode>): New support for SSE5 conditional move.
7284 (sse5_pcmov_<mode>): Ditto.
7286 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
7288 (SSEMODEF2P): Ditto.
7289 (ssemodesuffixf4): New mode attribute for SSE5.
7290 (ssemodesuffixf2s): Ditto.
7291 (ssemodesuffixf2c): Ditto.
7292 (sserotatemax): Ditto.
7293 (ssescalarmode): Ditto.
7294 (sse_maskcmpv4sf3): Disable if SSE5.
7295 (sse_maskcmpv2df3): Ditto.
7296 (sse_vmmaskcmpv4sf3): Ditto.
7297 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
7298 (sse5_vmfmadd<mode>4): Ditto.
7299 (sse5_fmsub<mode>4): Ditto.
7300 (sse5_vmfmsub<mode>4): Ditto.
7301 (sse5_fnmadd<mode>4): Ditto.
7302 (sse5_vmfnmadd<mode>4): Ditto.
7303 (sse5_fnmsub<mode>4): Ditto.
7304 (sse5_vmfnmsub<mode>4): Ditto.
7305 (sse5i_fmadd<mode>4): Ditto.
7306 (sse5i_fmsub<mode>4): Ditto.
7307 (sse5i_fnmadd<mode>4): Ditto.
7308 (sse5i_fnmsub<mode>4): Ditto.
7309 (sse5i_vmfmadd<mode>4): Ditto.
7310 (sse5i_vmfmsub<mode>4): Ditto.
7311 (sse5i_vmfnmadd<mode>4): Ditto.
7312 (sse5i_vmfnmsub<mode>4): Ditto.
7313 (mulv16qi3): Add SSE5 support.
7315 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7316 (sse2_mulv4si3): Disable if SSE5.
7317 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7318 (sse4_1_roundps): Ditto.
7319 (sse4_1_roundsd): Ditto.
7320 (sse4_1_roundss): Ditto.
7321 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7323 (sse_maskcmpsf3): Ditto.
7324 (sse_vmmaskcmpv4sf3): Ditto.
7325 (sse2_maskcmpv2df3): Ditto.
7326 (sse2_maskcmpdf3): Ditto.
7327 (sse2_vmmaskcmpv2df3): Ditto.
7328 (sse2_eq<mode>3): Ditto.
7329 (sse2_gt<mode>3): Ditto.
7330 (sse5_pcmov_<mode>): Add SSE5 support.
7331 (vec_unpacku_hi_v16qi): Ditto.
7332 (vec_unpacks_hi_v16qi): Ditto.
7333 (vec_unpacku_lo_v16qi): Ditto.
7334 (vec_unpacks_lo_v16qi): Ditto.
7335 (vec_unpacku_hi_v8hi): Ditto.
7336 (vec_unpacks_hi_v8hi): Ditto.
7337 (vec_unpacku_lo_v8hi): Ditto.
7338 (vec_unpacks_lo_v8hi): Ditto.
7339 (vec_unpacku_hi_v4si): Ditto.
7340 (vec_unpacks_hi_v4si): Ditto.
7341 (vec_unpacku_lo_v4si): Ditto.
7342 (vec_unpacks_lo_v4si): Ditto.
7343 (sse5_pmacsww): New SSE5 intrinsic insn.
7344 (sse5_pmacssww): Ditto.
7345 (sse5_pmacsdd): Ditto.
7346 (sse5_pmacssdd): Ditto.
7347 (sse5_pmacssdql): Ditto.
7348 (sse5_pmacssdqh): Ditto.
7349 (sse5_pmacsdqh): Ditto.
7350 (sse5_pmacsswd): Ditto.
7351 (sse5_pmacswd): Ditto.
7352 (sse5_pmadcsswd): Ditto.
7353 (sse5_pmadcswd): Ditto.
7354 (sse5_pcmov_<move>): Conditional move support on SSE5.
7355 (sse5_phaddbw): New SSE5 intrinsic insn.
7356 (sse5_phaddbd): Ditto.
7357 (sse5_phaddbq): Ditto.
7358 (sse5_phaddwd): Ditto.
7359 (sse5_phaddwq): Ditto.
7360 (sse5_phadddq): Ditto.
7361 (sse5_phaddubw): Ditto.
7362 (sse5_phaddubd): Ditto.
7363 (sse5_phaddubq): Ditto.
7364 (sse5_phadduwd): Ditto.
7365 (sse5_phadduwq): Ditto.
7366 (sse5_phaddudq): Ditto.
7367 (sse5_phsubbw): Ditto.
7368 (sse5_phsubwd): Ditto.
7369 (sse5_phsubdq): Ditto.
7370 (sse5_pperm): Ditto.
7371 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7372 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7373 (sse5_pperm_sign_v8hi_v4si): Ditto.
7374 (sse5_pperm_zero_v8hi_v4si): Ditto.
7375 (sse5_pperm_sign_v4si_v2di): Ditto.
7376 (sse5_pperm_sign_v4si_v2di): Ditto.
7377 (sse5_pperm_pack_v2di_v4si): Ditto.
7378 (sse5_pperm_pack_v4si_v8hi): Ditto.
7379 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7380 (sse5_perm<mode>): New SSE5 intrinsic insn.
7381 (rotl<mode>3): Ditto.
7382 (sse5_rotl<mode>3): Ditto.
7383 (sse5_ashl<mode>3): Ditto.
7384 (sse5_lshl<mode>3): Ditto.
7385 (sse5_frcz<mode>2): Ditto.
7386 (sse5s_frcz<mode>2): Ditto.
7387 (sse5_cvtph2ps): Ditto.
7388 (sse5_cvtps2ph): Ditto.
7389 (sse5_vmmaskcmp<mode>3): Ditto.
7390 (sse5_com_tf<mode>3): Ditto.
7391 (sse5_maskcmp<mode>3): Ditto.
7392 (sse5_maskcmp_uns<mode>3): Ditto.
7393 (sse5_maskcmp_uns2<mode>3): Ditto.
7394 (sse5_pcom_tf<mode>3): Ditto.
7396 * config/i386/predicates.md (sse5_comparison_float_operator):
7397 New predicate to match the comparison operators supported by
7398 the SSE5 com instruction.
7399 (ix86_comparison_int_operator): New predicate to match just the
7400 signed int comparisons.
7401 (ix86_comparison_uns_operator): New predicate to match just the
7402 unsigned int comparisons.
7404 * doc/invoke.texi (-msse5): Add documentation.
7405 (-mfused-madd): Ditto.
7407 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7409 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7411 (x86_64-*-*): Ditto.
7413 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7415 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7416 intrinisics for SSE5.
7418 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7421 * config/i386/mmintrin-common.h: New file, to contain common
7422 instructions between SSE4.1 and SSE5.
7424 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7425 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7426 (gen_regparm_prefix): Ditto.
7428 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7429 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7430 prototype_p to determine if a function is prototyped.
7432 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7434 * c-common.c (c_common_reswords) add the alignof keyword,
7435 with same RID as __alignof and __alignof__
7437 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7439 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7440 * hooks.c (hook_bool_const_int_const_int_true): New function.
7441 * target.h (struct gcc_target): Add can_eliminate field.
7442 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7443 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7444 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7445 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7446 (elim_table): Revise comment.
7447 * system.h (CAN_ELIMINATE): Poison.
7448 * defaults.h (CAN_ELIMINATE): Remove.
7449 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7451 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7452 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7454 (alpha_vms_can_eliminate): Declare as static, change return type to
7456 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7458 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7459 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7460 (arm_can_eliminate): New function.
7462 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7463 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7464 (avr_can_eliminate): Declare as static.
7465 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7467 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7468 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7469 (bfin_can_eliminate): New function.
7471 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7472 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7473 (crx_can_eliminate): New function.
7475 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7476 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7477 (fr30_can_eliminate): New function.
7479 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7480 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7481 (frv_can_eliminate): New function.
7483 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7484 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7485 (h8300_can_eliminate): New function.
7487 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7488 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7489 (i386_can_eliminate): Declare as static, change return type to bool.
7490 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7492 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7493 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7494 (ia64_can_eliminate): New function.
7496 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7497 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7498 (iq2000_can_eliminate): New function.
7500 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7501 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7502 (m32r_can_eliminate): New function.
7504 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7505 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7506 (m68hc11_can_eliminate): New function.
7508 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7509 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7510 (m68k_can_eliminate): New function.
7512 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7513 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7514 (mep_can_eliminate): New function.
7516 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7517 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7518 (mips_can_eliminate): New function.
7520 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7521 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7522 (rs6000_can_eliminate): New function.
7524 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7525 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7526 (s390_can_eliminate): Declare as static.
7527 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7529 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7530 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7531 (score_can_eliminate): New function.
7533 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7534 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7535 (sparc_can_eliminate): Declare as static.
7536 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7538 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7539 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7540 (xstormy16_can_eliminate): New function.
7542 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7543 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7544 (v850_can_eliminate): New function.
7546 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7548 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7549 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7550 (*movdfcc_ext[1234]): Disable for IEEE mode.
7552 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7554 * gimplify.c (prepare_gimple_addressable): New static function.
7555 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7557 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7558 manually fiddling with it.
7560 2009-08-25 Michael Matz <matz@suse.de>
7562 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7563 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7565 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7566 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7567 (do_jump): Split out code for simple binary comparisons into ...
7568 (do_jump_1): ... this, taking the individual operands and code.
7569 Change callers to helper function above accordingly.
7570 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7573 2009-08-25 Michael Matz <matz@suse.de>
7575 * expr.h (struct separate_ops, sepops): New type for passing
7576 around an exploded simple expression.
7577 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7578 Use this structure instead of expression tree.
7579 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7580 expression, only its type.
7581 (expand_vec_cond_expr): Take type and individual operands instead
7583 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7584 expand_vec_shift_expr): Change prototype accordingly.
7585 * tree-vect-stmts.c (vectorizable_condition): Change call of
7586 expand_vec_cond_expr_p to pass only type.
7587 * expr.c (do_store_flags): Change prototype and implementation
7588 to take an exploded expression.
7589 (expand_expr_real_1): New local ops initialized with details
7590 of the full expression. Use it instead of full
7591 expression in calls to do_store_flags, expand_vec_cond_expr,
7592 expand_widen_pattern_expr and expand_vec_shift_expr.
7594 2009-08-25 Michael Matz <matz@suse.de>
7596 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7597 treeop2 initialized with first three operands of the full expression.
7598 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7600 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7602 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7603 (__gthread_objc_condition_allocate): Mark arguments as unused.
7604 (__gthread_objc_condition_deallocate): Likewise.
7605 (__gthread_objc_condition_wait): Likewise.
7606 (__gthread_objc_condition_broadcast): Likewise.
7607 (__gthread_objc_condition_signal): Likewise.
7608 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7609 (__gthread_objc_thread_id): Likewise.
7611 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7614 * tree-pretty-print.c (print_call_name): Print the correct call name
7615 for procedure pointer components.
7617 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7619 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7620 default_promote_function_mode when not VMS.
7622 2009-08-24 Olivier Hainque <hainque@adacore.com>
7624 * convert.c (convert_to_integer): Don't assume an input pointer is
7625 POINTER_SIZE wide. Fetch from the type instead.
7627 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7629 * configure.ac (AC_PREREQ): Bump to 2.64.
7631 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7633 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7634 (process_command): Don't search standard_exec_prefix_1 and
7635 standard_exec_prefix_2.
7637 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7639 * config/arm/arm.c (output_return_instruction): Handle for
7642 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7644 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7646 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7648 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7649 (*arm_movdf_vfp): Likewise.
7651 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7653 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7654 (vashr<mode>3): Rename from ashr<mode>3.
7655 (vlshr<mode>3): Rename from lshr<mode>3.
7657 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7660 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7661 (check_format_info_main): Use scalar_identify_flag.
7662 (check_format_types): Check for scalar size identity if
7663 scalar_identify_flag is set.
7664 (printf_length_specs): Extend by new field.
7665 (asm_fprintf_length_specs): Likewise.
7666 (gcc_diag_length_specs): Likewise.
7667 (scanf_length_specs): Likewise.
7668 (strfmon_length_specs): Likewise.
7669 (gcc_gfc_length_specs): Likewise.
7670 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7671 (ms_printf_flag_specs): Likewise.
7672 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7674 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7677 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7678 (*call_value_pop_1): Ditto.
7679 (*sibcall_pop_1): New insn pattern.
7680 (*sibcall_value_pop_1): Ditto.
7682 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7685 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7688 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7691 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7692 (get_reg_use_in): New function.
7693 (forward_propagate_subreg): Propagate through subreg of zero_extend
7696 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7698 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7699 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7701 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7703 * configure.ac: Remove --with-datarootdir, --with-docdir,
7704 --with-htmldir switches. No need to call AC_SUBST for
7705 datarootdir, docdir, htmldir any more.
7706 * configure: Regenerate.
7707 * doc/install.texi (Configuration): Document --datarootdir,
7708 --docdir, --htmldir, --pdfdir; update documentation for
7709 --infodir, --mandir.
7710 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7713 * aclocal.m4: Regenerate.
7714 * config.in: Regenerate.
7715 * configure: Regenerate.
7717 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7718 Olivier Hainque <hainque@adacore.com>
7720 * config/ia64/ia64.c: Include libfuncs.h.
7721 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7722 (ia64_expand_call): Use reg 25 on VMS.
7723 (ia64_initialize_trampoline): Fix for VMS ABI.
7724 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7725 (ia64_function_arg): Initialize reg 25 on VMS.
7726 Fix OpenVMS ABI issues for varargs.
7727 For OpenVMS, emit the Argument Information register set in the
7728 incoming/sibcall case as well.
7729 (ia64_arg_type): New function.
7730 (ia64_function_arg_advance): Keep track of cum->words.
7731 Fix OpenVMS ABI issues for varargs.
7732 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7733 (ia64_override_options): Set flag_no_common on VMS.
7734 (ia64_init_builtins): Disable FWRITE builtin.
7735 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7736 (ia64_vms_init_libfuncs): Add decc$ routines.
7737 (ia64_vms_valid_pointer_mode): New function.
7738 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7739 (ia64_promote_function_mode): New function
7740 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7741 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7742 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7743 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7744 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7745 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7746 Suppress trailing '#' if VALUE is numeric.
7747 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7748 ia64_promote_function_mode.
7749 (TARGET_VALID_POINTER_MODE): Define.
7751 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7754 * config/rs6000/rs6000.c (rs6000_override_options): Use
7755 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7758 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7759 reporting of vector + decimal/boolean/complex error.
7761 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7763 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7764 __vector double TYPE_DECL.
7766 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7768 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7769 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7770 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7771 to pointer to enum machine_mode. Update all callers as needed.
7773 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7775 * config/alpha/alpha.md (exception_receiver): Emit alternative
7776 GP load sequence if flag_reorder_blocks_and_partition is set.
7777 (*exception_receiver_2): Also enable when
7778 flag_reorder_blocks_and_partition is set.
7780 2009-08-20 Matt Rice <ratmice@gmail.com>
7781 Diego Novillo <dnovillo@google.com>
7783 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7786 2009-08-20 Richard Guenther <rguenther@suse.de>
7788 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7789 * c-tree.h (c_dup_lang_specific_decl): Remove.
7790 (struct lang_decl, struct lang_type): Move definitions ...
7791 * c-lang.h: ... here. New file.
7792 * c-decl.c: Include c-lang.h.
7793 (c_dup_lang_specific_decl): Remove.
7794 * c-typeck.c: Include c-lang.h.
7795 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7796 (c-typeck.o): Likewise.
7797 * c-config-lang.in (gtfiles): Add c-lang.h.
7798 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7801 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7803 * config/alpha/alpha.c (alpha_end_function): Do not clear
7804 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7805 this is now handled in generic code.
7807 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7809 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7810 (s390_z10_fix_long_loop_prediction): New function.
7811 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7812 (s390_reorg): Walk over the INSNs and invoke
7813 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7815 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7817 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7818 "*brx_64bit", "*brx_31bit"): New patterns.
7819 * config/s390/s390.c ('E'): New output modifier.
7821 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7822 Richard Earnshaw <richard.earnshaw@arm.com>
7824 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7825 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7827 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7829 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7831 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7832 for mode mode of operand0 when doing secondary reload for SAR.
7834 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7837 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7838 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7840 2009-08-19 Jason Merrill <jason@redhat.com>
7842 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7843 supported template depth in C++0x.
7845 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7847 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7848 free_after_compilation.
7849 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7850 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7851 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7852 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7853 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7854 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7855 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7857 2009-08-19 Ian Lance Taylor <iant@google.com>
7859 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7860 of (plus (mult (neg B) C) A).
7862 2009-08-18 Michael Matz <matz@suse.de>
7864 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7865 instead of comparing TYPE_MAIN_VARIANT for equality.
7866 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7867 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7868 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7869 * gimplify.c (goa_lhs_expr_p): Ditto and use
7870 STRIP_USELESS_TYPE_CONVERSION.
7872 2009-08-18 Michael Matz <matz@suse.de>
7874 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7875 first field in a struct.
7876 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7878 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7880 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7881 locators before emit_insn is called. Remove assert that
7883 (alpha_end_function): Clear crtl->emit structure and free insn
7884 locators if cfun->is_thunk is true.
7886 2009-08-18 Jason Merrill <jason@redhat.com>
7888 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7890 * configure.ac: Test for it.
7891 * configure, config.in: Regenerate.
7892 * doc/install.texi: Document --enable-gnu-unique-object.
7894 2009-08-18 Richard Guenther <rguenther@suse.de>
7897 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7898 pow(x,y*z) only if x is nonnegative.
7900 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7902 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7906 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7907 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7909 2009-08-17 DJ Delorie <dj@redhat.com>
7911 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7912 * config/m32c/prologue.md (epilogue_freit): New.
7914 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7915 (bank_switch_p): Likewise.
7916 (fast_interrupt_p): Likewise.
7917 (interrupt_p): Likewise.
7918 (m32c_conditional_register_usage): Round memregs size up.
7919 (need_to_save): We only need to save $a0 when we use ENTER.
7920 (interrupt_p): Check for fast_interrupt too.
7921 (bank_switch_p): New.
7922 (fast_interrupt_p): New.
7923 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7924 (m32c_emit_prolog): Support bank switching and fast interrupts.
7925 * doc/extend.texi (Function Attributes): Add bank_switch and
7928 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7930 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7931 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7933 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7935 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7936 (menu): Add IA-64/VMS Options.
7937 (IA-64/VMS Options): Likewise.
7939 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7942 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7944 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7946 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7947 (mips_pop_asm_switch): Likewise.
7948 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7950 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7951 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7952 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7953 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7954 instead of set_noreorder.
7955 (mips_output_function_prologue): Use the new functions.
7956 (mips_output_function_epilogue): Likewise.
7957 (mips_need_noat_wrapper_p): New function, split out from...
7958 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7959 Use mips_push_asm_switch and mips_pop_asm_switch.
7960 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7961 and mips_pop_asm_switch.
7962 (ASM_OUTPUT_REG_POP): Likewise.
7963 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7964 Use mips_pop_asm_switch.
7965 (mips_asm_switch): New structure.
7966 (set_noreorder, set_nomacro): Replace with...
7967 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7968 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7969 instead of set_nomacro.
7970 (fix_truncsfsi2_macro): Likewise.
7971 (cprestore): Likewise.
7972 (hazard): Use mips_noreorder instead of set_noreorder.
7973 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7975 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7977 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7978 from prev_active_insn.
7980 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7982 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7983 * config/avr/avr.c (avr_override_options): Initialize
7984 avr_current_arch variable.
7985 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7986 __AVR_HAVE_16BIT_SP__ according to the device type.
7987 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7989 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7990 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7992 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7995 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7996 generating inlined subroutine die only. We shouldn't be
7997 called for anything else.
7998 (gen_block_die): Don't generate inline subroutine debug info for
8001 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
8003 * graphite-poly.c (print_pbb): Print PBB index.
8005 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
8008 * graphite-interchange.c (ppl_max_for_le): Moved...
8009 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
8010 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
8011 ppl_Pointset_Powerset_C_Polyhedron_maximize.
8012 * graphite-ppl.h (ppl_max_for_le): Declared.
8014 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
8016 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
8017 supported on all platforms.
8018 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
8019 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
8020 * c-pragma.c: Likewise.
8021 * target-def.h (TARGET_INITIALIZER): Remove
8022 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
8023 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
8025 2009-08-14 Douglas B Rupp <rupp@gnat.com>
8027 * config/ia64/fde-vms.c: New file.
8028 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
8029 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
8030 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
8031 (uw_frame_state_for): Only register a personality routine if it is
8032 known to be compatible with our expectations.
8033 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
8034 Declare unw_table_entry stack variable and
8035 mod all calls to _Unwind_FindTableEntry to add arg.
8036 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
8037 (_Unwind_FindTableEntry): Add arg to prototype.
8039 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
8041 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
8042 field 'signal_pfs_loc'.
8043 (uw_frame_state_for): Remove duplicate code dealing with leaf
8044 procedures without unwind info.
8045 If in the frame after unwinding through a signal handler, restore
8046 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
8047 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
8048 'pfs_loc' to the AR.PFS location in the signal context; instead
8049 set 'signal_pfs_loc'.
8050 Manually generate the unwind info for the AR.PFS register.
8051 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
8052 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
8053 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
8054 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
8055 instead set 'signal_pfs_loc'.
8056 Remove code preventing the AR.PFS register from being restored
8057 from the signal context.
8059 2009-08-14 Douglas B Rupp <rupp@gnat.com>
8060 Tristan Gingold <gingold@adacore.com>
8062 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
8063 * config/ia64/t-vms: New file.
8064 * config/ia64/vms64.h: New file.
8065 * config/ia64/vms.h: New file.
8066 * config/ia64/vms-crtinit.asm: New file.
8067 * config/ia64/vms_symvec_libgcc_s.opt: New file.
8068 * config/ia64/vms-unwind.h: New file.
8070 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8072 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
8075 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8078 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
8080 * real.h (do_mpc_arg2): ... here.
8081 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
8084 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
8086 * final.c (add_debug_prefix_map): Don't use GC memory for
8087 old_prefix and new_prefix.
8089 2009-08-14 Richard Guenther <rguenther@suse.de>
8091 * ipa-prop.c (compute_complex_pass_through): If we cannot
8092 compute a non-varying offset for IPA_JF_ANCESTOR punt.
8094 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8096 * c-lex.c (c_lex_with_flags): Increase size of local variable
8097 to avoid memory clobber.
8099 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
8102 * config/i386/i386.c (ix86_fp_comparison_strategy):
8103 Only enable/disable sahf at function granularity.
8105 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
8107 PR rtl-optimization/41064
8108 * reload1.c (reload_as_needed): Don't call extract_insn
8109 for known invalid replacements after calling
8110 validate_replace_rtx_group and verify_changes.
8112 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8115 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
8116 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
8117 ix86_expand_fp_vcond.
8118 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
8119 Assert that operation is supported by ix86_expand_int_vcond.
8120 (vcondu<SSEMODE124C8:mode>): Ditto.
8122 2009-08-13 DJ Delorie <dj@redhat.com>
8124 * config/i386/djgpp-stdint.h: New.
8125 * config.gcc (djgpp): Use it.
8127 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
8129 * config/sh/sh.c (sh_override_options): When flag_exceptions or
8130 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
8132 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8134 * tree-ssa-loop-prefetch.c
8135 (prune_ref_by_group_reuse): Enhance probabilistic analysis
8136 for long-stride pruning.
8137 (compute_miss_rate): New function to compute the probability
8138 that two memory references access different cache lines.
8140 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
8142 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
8144 2009-08-13 Richard Guenther <rguenther@suse.de>
8147 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
8148 use the constant pointer type.
8149 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
8150 of CV qualifiers on the target pointer type.
8151 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
8152 conversion check before restrict check.
8154 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8157 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
8159 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8161 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
8163 2009-08-12 Richard Guenther <rguenther@suse.de>
8165 PR tree-optimization/41011
8166 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
8167 and reference constructing.
8169 2009-08-12 Xinliang David Li <davidxl@google.com>
8171 PR tree-optimization/41012
8172 * tree-flow.h : New external interface.
8173 * gimple-low.c (check_call_arg): Change to public function.
8174 Remove argument mismatch check in lowering.
8175 * tree-inline.h (tree_can_inline_p): Interface change.
8176 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
8178 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
8179 Call change to tree_can_inline_p function.
8180 (cgraph_decide_inlining_incrementally): Ditto.
8182 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
8184 PR tree-optimization/41031
8185 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
8186 on the partition variable rather than promote_mode on the source
8187 type. Assert that the partition variable's type has the same
8188 mode as the source value's.
8190 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
8192 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
8193 for for_return == 2.
8194 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
8196 * calls.c (expand_call): Fix typo.
8197 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
8199 * stmt.c (expand_value_return): Use promote_function_mode to copy out
8201 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
8202 * config/cris/cris.c (cris_promote_function_mode): Likewise.
8203 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
8204 * config/pa/pa.c (pa_promote_function_mode): Likewise.
8206 2009-08-12 Andrew Haley <aph@redhat.com>
8208 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
8210 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8213 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
8215 2009-08-12 Richard Guenther <rguenther@suse.de>
8217 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
8218 * gimplify.c (gimplify_modify_expr): Do not use
8219 lang_hooks.types_compatible_p.
8220 * tree-ssa.c (useless_type_conversion_p): For aggregates
8221 just return false if the canonical types differ.
8223 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8226 * sese.c (convert_for_phi_arg): New.
8227 (add_guard_exit_phis): Use convert_for_phi_arg.
8229 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8231 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
8232 unknown subscript upper bounds.
8234 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8235 Pranav Garg <pranav.garg2107@gmail.com>
8237 * graphite-interchange.c (gather_access_strides): Removed.
8238 (ppl_max_for_le): New.
8239 (build_linearized_memory_access): New.
8240 (memory_stride_in_loop): New.
8241 (pbb_interchange_profitable_p): Reimplemented.
8242 * graphite-ppl.h (ppl_new_id_map): New.
8243 (ppl_interchange): New.
8245 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8247 * graphite-interchange.c (compute_subscript): Removed.
8248 (compute_array_size_cstr): Removed.
8249 (compute_array_size_poly): Removed.
8250 (compute_array_size): Removed.
8251 (gather_access_strides_poly): Removed.
8252 (gather_access_strides): Empty.
8254 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8256 * graphite-dependences.c (dependence_polyhedron_1): Replace
8257 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
8258 (graphite_legal_transform_dr): Same.
8259 (graphite_carried_dependence_level_k): Same.
8260 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
8261 Initialize PDR_NB_SUBSCRIPTS.
8262 (print_pdr_access_layout): Replace pdr_nb_subscripts with
8264 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
8265 (PDR_NB_SUBSCRIPTS): New.
8266 (pdr_nb_subscripts): Removed.
8267 (pdr_dim): Simplified.
8268 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
8269 with PDR_NB_SUBSCRIPTS.
8271 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8273 * graphite-interchange.c (compute_array_size): Remove use of
8275 * graphite-poly.c (new_poly_dr): Remove argument data_container.
8276 Do not initialize PDR_DATA_CONTAINER.
8277 (print_pdr): Do not print PDR_DATA_CONTAINER.
8278 * graphite-poly.h (struct poly_dr): Remove data_container field.
8279 (PDR_DATA_CONTAINER): Removed.
8280 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
8282 (build_poly_dr): Same.
8284 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8285 Sebastian Pop <sebastian.pop@amd.com>
8287 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
8288 copy of the dependence polyhedron. Free the temporary objects.
8289 (graphite_carried_dependence_level_k): Free unused objects before
8292 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8294 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
8295 Early return without analyzing the data dependences if no
8296 transform has been done. Call restore_scattering if the transform
8298 (graphite-interchange.c): Same.
8299 * graphite-poly.c (print_scattering_function): Test for
8301 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8302 (apply_poly_transforms): Do not gcc_assert that
8303 the transform is legal.
8304 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8305 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8306 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8307 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8308 * graphite-poly.h (struct poly_scattering): New.
8309 (struct poly_bb): Add original, transformed, and saved fields.
8310 Remove transformed_scattering, original_scattering,
8311 nb_local_variables and nb_scattering_transform fields.
8312 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8313 (poly_scattering_new): New.
8314 (poly_scattering_free): New.
8315 (poly_scattering_copy): New.
8316 (store_scattering_pbb): New.
8317 (store_scattering): New.
8318 (restore_scattering_pbb): New.
8319 (restore_scattering): New.
8320 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8321 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8323 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8325 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8328 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8330 * Makefile.in (graphite.o): Depends on PREDICT_H.
8331 * graphite.c: Include predict.h.
8332 (graphite_finalize): Call tree_estimate_probability.
8333 * predict.c (predict_loops): Do not call scev_initialize and
8335 (tree_estimate_probability_bb): New.
8336 (tree_estimate_probability): Do not initialize loops: move that
8337 code to the driver. Call tree_estimate_probability_bb.
8338 (tree_estimate_probability_driver): New.
8339 (pass_profile): Use tree_estimate_probability_driver.
8340 * predict.h (tree_estimate_probability): Declared.
8342 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8344 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8345 * graphite-dependences.c (graphite_legal_transform): Add time to
8346 TV_GRAPHITE_DATA_DEPS.
8347 (dependency_between_pbbs_p): Same.
8348 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8350 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8352 PR rtl-optimization/41033
8353 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8354 aliasing is disabled.
8356 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8358 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8359 si_mask_operand, and_load_operand, low_bitmask_operand,
8360 and_reg_operand, and_operand): New predicates.
8361 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8362 * config/mips/mips.c (and_operands_ok): New function.
8363 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8364 * config/mips/mips.md (move_type): Add ext_ins and logical.
8365 (type): Handle them.
8366 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8367 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8368 shift_shift. Remove commutative constraint modifier.
8369 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8371 (*clear_upper32_dext): Remove define_insn_and_split.
8372 (*clear_upper32): Turn this define_insn_and_split ...
8373 (splitter for ANDing register with 0xffff_ffff): .. into this.
8375 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8377 * combine.c (try_widen_shift_mode): Factor out code to check if an
8378 integer constant is a low-order bitmask from here ...
8379 * rtlanal.c (low_bitmask_len): ... to here.
8380 * rtl.h (low_bitmask_len): Declare.
8382 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8385 * config/alpha/alpha.md (addsi3): Remove expander.
8386 (addsi3): Rename from *addsi3_internal insn pattern.
8387 (subsi3): Remove expander.
8388 (subsi3): Rename from *subsi3_internal insn pattern.
8390 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8392 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8395 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8396 Eric Botcazou <botcazou@adacore.com>
8397 Douglas B Rupp <rupp@gnat.com>
8399 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8400 that records that fit in 64 bits are returned by immediate value,
8401 as required by OpenVMS Calling Standard.
8402 (function_value): Adjust for above modification.
8403 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8404 virtual_incoming_args_rtx as base object, not next_arg.
8405 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8407 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8409 * reload.c (find_reloads_subreg_address): Check the original
8410 req_equiv_mem address to detect the case where an address is
8411 not valid in the outer mode.
8413 2009-08-11 Richard Guenther <rguenther@suse.de>
8416 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8418 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8420 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8421 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8423 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8424 Douglas B Rupp <rupp@gnat.com>
8426 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8427 PT_STACK when frame_pointer_needed on OpenVMS.
8428 (alpha_pv_save_size, alpha_using_fp): Remove.
8429 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8430 with proper processing for PT_NULL.
8431 (alpha_vms_initial_elimination_offset): New function. Support for
8432 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8433 (alpha_sa_size): Force procedure type to PT_STACK when
8434 frame_pointer_needed on OpenVMS.
8435 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8436 (alpha_using_fp): Likewise.
8437 (alpha_vms_can_eliminate): Add prototype.
8438 (alpha_vms_initial_elimination_offset): Likewise.
8439 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8440 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8442 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8443 Douglas B Rupp <rupp@gnat.com>
8445 * config/alpha/alpha.c (common_object_handler): New function.
8446 (vms_attribute_table): Declare a single attribute "common_object".
8447 (vms_output_aligned_decl_common): New global function.
8448 (SECTION_VMS_OVERLAY): Delete.
8449 (SECTION_VMS_GLOBAL): Likewise.
8450 (SECTION_VMS_INITIALIZE): Likewise.
8451 (vms_asm_named_section): Remove support for above flags.
8452 (vms_section_type_flags): Delete.
8453 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8454 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8455 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8456 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8458 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8461 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8462 (sub_ddmmss): Likewise.
8464 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8467 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8470 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8473 * reload1.c (reload_as_needed): Use cancel_changes to completely
8474 undo a failed replacement attempt.
8476 2009-08-10 Richard Guenther <rguenther@suse.de>
8479 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8480 (useless_type_conversion_p): ... here. Require pointer targets
8483 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8486 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8487 loose the original type of the statement list.
8489 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8491 * config/alpha/alpha.c: Include libfuncs.h
8492 (avms_asm_output_extern): New function.
8493 (alpha_init_libfuncs): Init some decc libfuncs.
8494 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8495 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8496 (DO_CRTL_NAMES): Define.
8498 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
8499 (LONG_TYPE_SIZE): Define.
8500 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8501 (SUBTARGET_SWITCHES): Define malloc64 switch.
8502 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8503 (MASK_RETURN_ADDR): Define.
8504 doc/invoke.texi (mmalloc64): Document switch.
8506 2009-08-09 Olivier Hainque <hainque@adacore.com>
8507 Douglas B Rupp <rupp@gnat.com>
8509 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8510 uses_condition_handler.
8511 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8512 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8513 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8514 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8515 (code_for_builtin): New insn codes for the new alpha_builtins.
8516 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8517 (alpha_sa_size): Account for uses_condition_handler.
8518 (alpha_expand_prologue): Likewise.
8519 (alpha_start_function): Likewise.
8520 (alpha_expand_epilogue): Likewise.
8521 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8522 establish/revert expanders.
8523 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8524 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8525 New expander, resorting to the alpha.c associated function.
8526 (builtin_revert_vms_condition_handler): Likewise.
8527 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8528 __gcc_shell_handler, the static VMS condition handler used as
8529 an indirection wrapper to the current dynamically established
8531 * config/alpha/vms-unwind.h: Complete rewrite.
8532 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8533 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8535 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8536 Douglas B Rupp <rupp@gnat.com>
8538 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8539 (alpha_need_linkage): Handle aliases. Return function symbol.
8540 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8541 Use ultimate alias target for the linkage name.
8542 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8543 by alpha_need_linkage for the function symbol.
8544 (setmemdi): Likewise.
8546 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8548 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8549 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8550 (ASM_WEAKEN_LABEL): Define.
8551 (CRT_CALL_STATIC_FUNCTION): Define.
8552 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8553 (ENDFILE_SPEC): Define.
8554 (INIT_SECTION_ASM_OP): Define.
8555 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8556 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8558 (MULTILIB_OSDIRNAMES): Define.
8559 (shlib_version): Define.
8560 (SHLIB_EXT): Define.
8561 (SHLIB_OBJS): Define.
8562 (SHLIB_NAME): Define.
8563 (SHLIB_MULTILIB): Define.
8564 (SHLIB_INSTALL): Define.
8565 (SHLIB_SYMVEC): Define.
8566 (SHLIB_SYMVECX2): Define.
8567 (SHLIB_LINK): Define.
8569 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8571 * config/alpha/alpha.c (alpha_initialize_trampoline):
8572 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8573 (alpha_start_function): Emit transfer address on nested functions
8574 for VMS trampoline call.
8575 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8576 since no longer used.
8577 * config/alpha/vms-tramp.asm: Remove.
8578 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8579 since now only data initialized at runtime.
8581 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8583 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8584 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8585 (MD_EXEC_PREFIX): Remove, no longer used.
8586 (MD_STARTFILE_PREFIX): Likewise.
8587 (INCLUDE_DEFAULTS): Likewise.
8588 * config/alpha/t-vms:
8589 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8591 2009-08-09 Richard Guenther <rguenther@suse.de>
8593 PR tree-optimization/41016
8594 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8595 (operand_precision): Remove.
8596 (integral_operand_p): Likewise.
8597 (recognize_single_bit_test): Adjust.
8599 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8601 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8602 operation overflows. Likewise non-cast unary arithmetic.
8603 If one arm of a conditional expression is always taken,
8604 inhibit evaluation warnings for the other arm. Likewise inhibit
8605 evaluation warnings for the second && or || operand if the first
8606 operand is enough to determine the result.
8607 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8609 (build_binary_op): Prevent duplicate evaluation warnings.
8611 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8613 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8614 and destination have different modes, Use promote_mode to
8615 determine the signedness of the conversion. Assert that the
8616 promoted source mode matches the destination mode. Don't pass
8617 the destination and destination mode to expand_expr if the source
8618 mode is different. Simplify conversion logic.
8620 2009-08-09 Ira Rosen <irar@il.ibm.com>
8622 PR tree-optimization/41008
8623 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8624 from condition only in case it's a comparison. Adjust checks.
8626 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8628 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8629 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8630 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8631 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8632 (dump_cand): Handle them.
8633 (struct iv_cand): New members COST_STEP and AINC_USE.
8634 (stmt_after_increment): Likewise.
8635 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8636 callers changed. Use gimple_uid comparison instead of scanning.
8637 (add_candidate_1): When looking for identical candidates, take
8638 AINC_USE into account. Set it for new candidates.
8639 (force_expr_to_var_cost): Cast target_spill_cost to int.
8640 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8641 All callers changed. Check for availability of autoinc addressing
8642 modes, both in general for a given mode, and in the specific use case.
8643 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8645 (get_computation_cost): Likewise.
8646 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8647 add_autoinc_candidates): New static functions.
8648 (add_candidate): Call add_autoinc_candidates for candidates based on
8650 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8651 (determine_use_iv_cost_address): If we have an autoinc candidate at
8652 the matching use, verify autoinc is possible and subtract the cost
8653 of the candidate's step from the cost.
8654 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8655 member of the candidate.
8656 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8657 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8659 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8661 * config.build (ia64-hp-*vms*): New target.
8662 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8664 * config.gcc (ia64-hp-*vms*): New target.
8665 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8667 * config.host (ia64-hp-*vms*): New target.
8668 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8671 2009-08-08 Richard Guenther <rguenther@suse.de>
8673 PR tree-optimization/40991
8674 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8676 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8678 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8679 mode check. Do truncations in an integer mode.
8680 (force_to_mode): Handle subregs for all mode types. Only do
8681 arithmetic simplifications on integer modes.
8683 2009-08-07 Richard Guenther <rguenther@suse.de>
8685 PR tree-optimization/40999
8686 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8687 (maybe_fold_reference): Lookup constant initializers.
8688 (fold_gimple_assign): Likewise.
8690 2009-08-07 Richard Guenther <rguenther@suse.de>
8692 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8693 that require structural equality defer to the langhook.
8695 2009-08-07 Martin Jambor <mjambor@suse.cz>
8697 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8699 (struct ipa_pass_through_data): New type.
8700 (struct ipa_ancestor_jf_data): New type.
8701 (union jump_func_value): Removed field formal_id, added fields
8702 pass_through and ancestor.
8703 (struct ipa_param_call_note): Changed type of formal_id to int from
8705 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8706 operations jump functions and ancestor jump functions.
8707 (compute_complex_pass_through): New function.
8708 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8709 reflect changes in the jump function strucutre.
8710 (update_jump_functions_after_inlining): Ignore complex pass-through
8711 and ancestor jump functions.
8712 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8713 polynomial pass-through with operation jump functions.
8715 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8717 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8718 fde->dw_fde_begin as begin label instead of hot/cold label.
8719 Use LLSDAC label instead of LLSDA for second section lsda.
8720 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8721 label instead of LLSDA if it is true.
8722 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8724 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8725 SECTION argument. Use it as index into crtl->eh.call_site_record
8727 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8728 use it to determine how to print table entries instead of using
8729 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8730 label instead of normal begin label as base.
8731 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8732 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8733 ensure no EH range spans between sections and that landing pads
8734 are always in the corresponding section.
8735 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8736 for crtl->eh.call_site_record being an array rather than scalar.
8737 (output_one_function_exception_table): New function, copied
8738 from output_function_exception_table. Adjust
8739 dw2_size_of_call_site_table, dw2_output_call_site_table
8740 callers. For SECOND section use *C suffixed labels.
8741 (output_function_exception_table): Call
8742 output_one_function_exception_table and, when doing hot/cold
8743 partitioning, also another time for the second section.
8744 * opts.c: Include except.h.
8745 (decode_options): Allow -freorder-blocks-and-partition with
8746 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8747 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8748 * function.h (struct rtl_eh): Change call_site_record from
8749 scalar into array of 2 elements.
8751 2009-08-07 Martin Jambor <mjambor@suse.cz>
8753 * ipa-prop.c (count_formal_params_1): New function.
8754 (ipa_get_vector_of_formal_parms): New function.
8755 (get_vector_of_formal_parm_types): New function.
8756 (ipa_modify_formal_parameters): New function.
8757 (ipa_modify_call_arguments): New function.
8758 (index_in_adjustments_multiple_times_p): New function.
8759 (ipa_combine_adjustments): New function.
8760 (ipa_dump_param_adjustments): New function.
8761 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8762 (ipa_get_vector_of_formal_parms): Declare.
8763 (ipa_modify_formal_parameters): Declare.
8764 (ipa_modify_call_arguments): Declare.
8765 (ipa_combine_adjustments): Declare.
8766 (ipa_dump_param_adjustments): Declare.
8767 (build_ref_for_offset): Declare.
8768 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8769 * tree-sra.c: Include ipa-prop.c.
8770 (build_ref_for_offset): Make public.
8772 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8774 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8776 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8778 * gcc/doc/extend.texi (__builtin_extract_return_address)
8779 (__builtin_frob_return_address): Document.
8781 2009-08-06 Paul Brook <paul@codesourcery.com>
8783 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8784 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8785 implementation on ARMv6-M.
8787 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8789 * doc/extend.texi (pcs): Document new attribute for ARM.
8791 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8793 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8796 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8798 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8801 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8803 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8805 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8807 Merge ARM/hard_vfp_branch to trunk.
8809 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8811 * arm.c (libcall_eq): New function.
8812 (libcall_hash): New function.
8813 (add_libcall): New function.
8814 (arm_libcall_uses_aapcs_base): New function.
8815 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8816 libcalls using the base PCS.
8817 (arm_init_cumulative_args): Likewise.
8819 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8821 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8822 Use base ABI for conversion libfuncs between HFmode and SFmode.
8824 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8826 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8827 V4SImode as representatives of all 64-bit and 128-bit vector
8828 types. Allow vector types without vector modes.
8829 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8830 without vector modes like BLKmode.
8831 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8832 BLKmode. Avoid unsupported vector modes or TImode moves for
8834 (aapcs_vfp_allocate_return_reg): Likewise.
8835 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8836 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8838 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8840 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8841 (arm_get_pcs_model): Pass attribute arguments to
8842 arm_pcs_from_attribute.
8843 (arm_init_cumulative_args): Use base AAPCS for conversions from
8844 floating-point types to DImode.
8845 (arm_attribute_table): Add pcs attribute.
8846 (arm_handle_pcs_attribute): New.
8847 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8848 conversions from floating-point types to DImode, also declare them
8849 to use base AAPCS and declare functions they call to use base
8850 AAPCS and their RTABI names.
8852 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8854 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8855 -mfloat-abi=hard not being supported for VFP.
8857 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8859 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8860 SYMBOL_REF to hard_libcall_value.
8862 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8863 Richard Earnshaw <rearnsha@arm.com>
8865 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8866 has been put on the stack, all remaining co-processory arguments for
8867 that co-processor also go on the stack.
8869 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8871 * config/arm/arm.c (arm_return_in_memory): Handle returning
8872 vectors of suitable size in registers also for AAPCS case.
8874 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8876 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8878 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8880 ARM Hard-VFP calling convention
8881 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8882 * target.h (gcc_target): Add libcall_value to table of call hooks.
8883 * targhooks.h (default_libcall_value): Default implementation.
8884 * targhooks.c (default_libcall_value): Likewise.
8885 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8886 * optabs.c (expand_unop): Use it.
8887 * expr.h (hard_libcall_value): Pass the function RTX through.
8888 * calls.c (emit_library_call_value_1): Update call to
8890 * explow.c (hard_libcall_value): Use new target hook.
8891 * testsuite/lib/target-supports.exp
8892 (check_effective_target_arm_hard_vfp_ok): New hook.
8893 (check_effective_target_arm_neon_ok): Improve test for neon
8895 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8896 * config/arm/arm.c: Include cgraph.h
8897 (TARGET_FUNCTION_VALUE): Override default hook.
8898 (arm_pcs_default): New variable.
8899 (arm_override_options): Don't fault hard calling convention with VFP.
8900 Add support for AAPCS variants.
8901 (arm_function_value): Make static. Handle AAPCS variants.
8902 (arm_libcall_value): New function.
8903 (arm_apply_result_size): Handle VFP registers in results.
8904 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8906 (pcs_attribute_args): New variable.
8907 (arm_pcs_from_attribute): New function.
8908 (arm_get_pcs_model): New function.
8909 (aapcs_vfp_cum_init): New function.
8910 (aapcs_vfp_sub_candidate): New function.
8911 (aapcs_vfp_is_return_candidate): New function.
8912 (aapcs_vfp_is_call_candidate): New function.
8913 (aapcs_vfp_allocate): New function.
8914 (aapcs_vfp_allocate_return_reg): New function.
8915 (aapcs_vfp_advance): New function.
8916 (aapcs_cp_arg_layout): New variable.
8917 (aapcs_select_call_coproc): New function.
8918 (aapcs_select_return_coproc): New function.
8919 (aapcs_allocate_return_reg): New function.
8920 (aapcs_libcall_value): New function.
8921 (aapcs_layout_arg): New function.
8922 (arm_init_cumulative_args): Initialize AAPCS args data.
8923 (arm_function_arg): Handle AAPCS variants using new interface.
8924 (arm_arg_parital_bytes): Likewise.
8925 (arm_function_arg_advance): New function.
8926 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8927 calling conventions.
8928 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8929 * arm.h (NUM_VFP_ARG_REGS): Define.
8930 (LIBCALL_VALUE): Update.
8931 (FUNCTION_VALUE): Delete.
8932 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8933 (arm_pcs): New enum.
8934 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8935 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8936 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8937 * arm-protos.h (arm_function_arg_advance): Add.
8938 (aapcs_libcall_value): Add.
8939 (arm_function_value): Delete.
8941 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8942 H.J. Lu <hongjiu.lu@intel.com>
8945 * config/i386/i386.c (standard_sse_mode_p): Remove.
8946 (standard_sse_constant_p): Return 2 for integer mode
8947 vector_all_ones_operand when SSE2 is enabled.
8948 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8949 (ix86_expand_vector_move): Do not check for negative values from
8950 standard_sse_constant_p.
8952 2009-08-06 Richard Guenther <rguenther@suse.de>
8954 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8955 array type comparisons frontend independent.
8956 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8957 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8958 out array reference lower bound and element size operands.
8959 (ao_ref_init_from_vn_reference): Properly compute the offset
8960 for ARRAY_RANGE_REF.
8961 (vn_reference_fold_indirect): Fill out array reference lower
8962 bound and element size operands.
8963 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8964 a non gimple valued reference operand which can happen for
8965 array reference lower bound or element size.
8966 (create_component_ref_by_pieces_1): Properly generate the
8967 element size operand for array references.
8969 2009-08-06 Richard Guenther <rguenther@suse.de>
8971 PR tree-optimization/40964
8972 * tree.c (iterative_hash_host_wide_int): Export.
8973 * tree.h (iterative_hash_host_wide_int): Declare.
8974 * tree-ssa-structalias.c (heapvar_map): New struct.
8975 (heapvar_map_eq): New function.
8976 (heapvar_map_hash): Likewise.
8977 (heapvar_lookup): Adjust.
8978 (heapvar_insert): Likewise.
8979 (make_constraint_from_heapvar): Allow multiple heap variables
8980 per decl at different offsets.
8981 (init_alias_heapvars): Adjust.
8983 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8985 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8986 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8987 trailing sync if TARGET_SYNC_AFTER_SC.
8989 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8991 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8992 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8993 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8994 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8995 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8996 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8997 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8998 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8999 test_and_set_12): Rewrite calls to mips_output_sync_loop.
9000 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
9001 the prototype declaration match the definition.
9002 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
9003 instructions explicitly. Add barrier_before and operands
9005 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
9006 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
9007 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
9008 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
9009 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
9010 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
9012 2009-08-05 Andrew Pinski <pinskia@gmail.com>
9014 * tree-ssa-alias.c: Fix intervals to use [) syntax.
9016 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
9017 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
9020 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
9023 2009-08-05 Jakub Jelinek <jakub@redhat.com>
9025 PR rtl-optimization/40924
9026 * dse.c (canon_address): Before calling cselib_expand_value_rtx
9027 make sure canon_rtx (mem_address) isn't simpler than
9028 canon_rtx (expanded_mem_address).
9030 2009-08-05 Li Feng <nemokingdom@gmail.com>
9032 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
9034 (build_scop_drs): Build alias set for each SCoP.
9036 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
9038 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
9039 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
9040 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
9041 (MIPS_ARCH_FLOAT_SPEC): Likewise.
9042 (BASE_DRIVER_SELF_SPECS): Likewise.
9044 2009-08-04 Andrew Pinski <pinskia@gmail.com>
9046 * tree-ssa-alias.c: Fix some comment typos.
9048 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
9050 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
9051 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
9053 2009-08-03 Janis Johnson <janis187@us.ibm.com>
9056 * simplify-rtx.c (simplify_binary_operation_1): Disable
9057 simplifications for decimal float operations.
9059 2009-08-03 Jakub Jelinek <jakub@redhat.com>
9062 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
9063 operand of INDIRECT_REF.
9065 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
9067 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
9068 constants referencing TLS symbols.
9070 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
9072 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
9073 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
9075 2009-08-03 Richard Guenther <rguenther@suse.de>
9077 * tree.c (make_vector_type): Build a main variant first,
9078 get the canonical one and then build the variant.
9079 * tree-ssa.c (useless_type_conversion_p_1): Handle
9081 (useless_type_conversion_p): Conversions to pointers to
9082 incomplete record types are useless.
9084 2009-08-03 Richard Guenther <rguenther@suse.de>
9086 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
9087 file will be created.
9088 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
9089 * toplev.c (compile_file): Adjust comment.
9091 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
9093 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
9094 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
9095 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9096 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9097 (sh_promote_function_mode): Fix typo.
9099 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
9101 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
9103 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9105 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
9106 declaration arguments.
9108 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
9110 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
9111 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
9112 (ix86_split_ashl): Ditto.
9113 (ix86_expand_vector_init_one_nonzero): Ditto.
9114 (ix86_expand_vector_set): Ditto.
9115 (ix86_expand_reduc_v4sf): Ditto.
9117 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
9119 * explow.c (promote_function_mode): Remove assert.
9120 * config/sh/sh.c (sh_promote_function_mode): Declare.
9122 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9124 * config/pa/pa.c (pa_promote_function_mode): Declare.
9125 Change to static. Fix promote_mode call.
9127 * gthr-dce.h (CONST_CAST2): Define if not defined.
9128 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
9130 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
9132 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
9134 * expr.c (store_constructor): Use promote_decl_mode. Remove
9135 now write-only variable unsignedp.
9136 (expand_expr_real_1): Use promote_decl_mode.
9137 * expr.h (promote_function_mode, promote_decl_mode): New.
9138 (promote_mode): Remove last argument.
9139 * function.c (assign_temp): Drop last argument of promote_mode.
9140 (assign_parm_find_data_types): Use promote_function_mode.
9141 (assign_parm_setup_reg): Likewise.
9142 (expand_function_end): Use promote_function_mode.
9143 * calls.c (initialize_argument_information): Use promote_function_mode.
9144 (precompute_arguments): Use promote_mode instead of checking if
9145 only PROMOTE_FUNCTION_MODE is defined.
9146 (expand_call): When making sibcall decisions, use promote_function_mode.
9147 Below, remove an if for targetm.calls.promote_function_return and
9148 and use promote_function_mode.
9149 (emit_library_call_value_1): Use promote_function_mode, fix bug
9150 where promote_mode was passed FOR_CALL == 0 for a return value in an
9152 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9153 * explow.c (promote_function_mode, promote_decl_mode): New.
9154 (promote_mode): Keep only the FOR_CALL == 0 case.
9155 * combine.c (setup_incoming_promotion): Remove test of
9156 promote_function_args. Use promote_function_mode.
9157 * stmt.c (expand_value_return): Use promote_decl_mode.
9158 (expand_decl): Use promote_decl_mode.
9160 * expr.c (store_constructor): Use promote_decl_mode. Remove
9161 now write-only variable unsignedp.
9162 (expand_expr_real_1): Use promote_decl_mode.
9163 * expr.h (promote_function_mode, promote_decl_mode): New.
9164 (promote_mode): Remove last argument.
9165 * function.c (assign_temp): Drop last argument of promote_mode.
9166 (assign_parm_find_data_types): Use promote_function_mode.
9167 (assign_parm_setup_reg): Likewise.
9168 (expand_function_end): Use promote_function_mode.
9169 * calls.c (initialize_argument_information): Use promote_function_mode.
9170 (precompute_arguments): Use promote_mode instead of checking if
9171 only PROMOTE_FUNCTION_MODE is defined.
9172 (expand_call): When making sibcall decisions, use promote_function_mode.
9173 Below, remove an if for targetm.calls.promote_function_return and
9174 and use promote_function_mode.
9175 (emit_library_call_value_1): Use promote_function_mode, fix bug
9176 where promote_mode was passed FOR_CALL == 0 for a return value in an
9178 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9179 * explow.c (promote_function_mode, promote_decl_mode): New.
9180 (promote_mode): Keep only the FOR_CALL == 0 case.
9181 * combine.c (setup_incoming_promotion): Remove test of
9182 promote_function_args. Use promote_function_mode.
9183 * stmt.c (expand_value_return): Use promote_decl_mode.
9184 (expand_decl): Use promote_decl_mode.
9186 * explow.c (promote_function_mode): Just call the target hook.
9187 * targhooks.c (default_promote_function_mode,
9188 default_promote_function_mode_always_promote): New.
9189 * targhooks.h (default_promote_function_mode,
9190 default_promote_function_mode_always_promote): Declare.
9191 * target.h (promote_function_args, promote_function_return): Remove.
9192 (promote_function_mode): New.
9193 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9194 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9195 (TARGET_PROMOTE_FUNCTION_MODE): New.
9196 (TARGET_CALLS): Adjust.
9197 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
9198 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
9200 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
9201 * config/s390/s390.c (s390_promote_function_mode): ... here,
9202 with pointer handling.
9203 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9204 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9206 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
9207 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
9208 with pointer handling.
9209 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9210 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9212 * config/sh/sh-protos.h (sh_promote_function_mode): New.
9213 * config/sh/sh.c (sh_promote_function_mode): New.
9214 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9215 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9217 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
9218 * config/cris/cris.c (cris_promote_function_mode): ... here.
9219 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9220 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9222 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
9223 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
9224 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9225 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9227 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
9228 * config/arm/arm.c (arm_promote_function_mode): ... here, without
9229 complex type handling.
9230 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9231 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9233 * config/pa/pa.c (pa_promote_function_mode): New.
9234 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9235 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9237 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
9238 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9239 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
9240 * config/xtensa/xtensa.c: Likewise.
9241 * config/stormy16/stormy16.c: Likewise.
9242 * config/iq2000/iq2000.c: Likewise.
9243 * config/rs6000/rs6000.c: Likewise.
9244 * config/picochip/picochip.c: Likewise.
9245 * config/arc/arc.c: Likewise.
9246 * config/mcore/mcore.c: Likewise.
9247 * config/score/score.c: Likewise.
9248 * config/mips/mips.c: Likewise.
9249 * config/bfin/bfin.c: Likewise.
9250 * config/ia64/ia64.c: Likewise (disabled though).
9252 * config/frv/frv.h: Remove pointless remark.
9254 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
9255 TARGET_PROMOTE_FUNCTION_ARGS,
9256 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
9257 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
9259 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
9261 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
9262 -floop-parallelize-all.
9263 * toplev.c (process_options): Rename flag_graphite_force_parallel to
9264 flag_loop_parallelize_all.
9265 * tree-ssa-loop.c (gate_graphite_transforms): Same.
9266 * graphite.c (graphite_transform_loops): Same.
9268 * graphite-poly.c (apply_poly_transforms): Same.
9270 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
9272 PR tree-optimization/40914
9273 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
9274 if set, then check the delta field of the PMF record.
9275 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
9276 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
9277 call is stored in the delta.
9279 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
9281 * config/mips/mips.md (*clear_upper32_dext): New pattern.
9283 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
9285 * config/i386/bsd.h (ASM_BYTE): New define.
9286 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
9287 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
9288 .byte. Use fputs or putc instead of fprintf where appropriate.
9289 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
9290 fputs or putc instead of fprintf where appropriate.
9291 * config/i386/i386elf.h: Ditto.
9292 * config/i386/sysv4.h: Ditto.
9294 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
9295 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
9296 (*tls_global_dynamic_64): Ditto.
9298 2009-07-31 Christian Bruel <christian.bruel@st.com>
9300 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9302 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9304 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9305 Remove dead code for MINUS.
9307 2009-07-31 Anthony Green <green@moxielogic.com>
9309 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9311 (moxie_expand_epilogue): Ditto for epilogue.
9312 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9314 (moxie_function_arg): Ditto.
9315 (moxie_pass_by_reference): Ditto.
9316 (moxie_arg_partial_bytes): Ditto.
9317 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9318 (FUNCTION_ARG_ADVANCE) Ditto.
9319 (REG_PARM_STACK_SPACE) Ditto.
9320 (FUNCTION_ARG_REGNO_P) Dito.
9322 * config.gcc: Add moxie linux config support.
9323 * gcc/config/moxie/uclinux.h: New file.
9325 2009-07-31 DJ Delorie <dj@redhat.com>
9327 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9328 (UNSPECV_SP_SWITCH_E): New.
9329 (sp_switch_1): Change to an unspec.
9330 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9332 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9333 reference the new stack's address
9335 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9337 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9338 graphite-clast-to-gimple.o, graphite-dependences.o,
9339 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9340 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9341 (graphite-blocking.o,
9342 graphite-clast-to-gimple.o, graphite-dependences.o,
9343 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9344 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9345 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9346 * cfgloop.h (struct loop): Add can_be_parallel field.
9347 * common.opt (fgraphite-identity): Moved up.
9348 (fgraphite-force-parallel): New flag.
9349 * graphite.c: Rewrite.
9350 * graphite.h: Rewrite.
9351 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9353 * toplev.c (graphite_out_file): New file descriptor.
9354 (graphite_in_file): New.
9355 (process_options): flag_graphite_force_parallel cannot be used without
9357 * tree-ssa-loop.c: Include toplev.h.
9358 (gate_graphite_transforms): Enable flag_graphite for
9359 flag_graphite_force_parallel.
9361 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9363 * ChangeLog.graphite: New.
9364 * graphite-blocking.c: New.
9365 * graphite-clast-to-gimple.c: New.
9366 * graphite-clast-to-gimple.h: New.
9367 * graphite-dependences.c: New.
9368 * graphite-dependences.h: New.
9369 * graphite-interchange.c: New.
9370 * graphite-poly.c: New.
9371 * graphite-poly.h: New.
9372 * graphite-ppl.c: New.
9373 * graphite-ppl.h: New.
9374 * graphite-scop-detection.c: New.
9375 * graphite-scop-detection.h: New.
9376 * graphite-sese-to-poly.c: New.
9377 * graphite-sese-to-poly.h: New.
9381 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9383 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9384 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9386 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9388 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9389 (scev_is_linear_expression): Return false if the evolution is not
9390 affine multivariate.
9392 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9394 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9395 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9397 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9399 * tree-data-ref.c (debug_data_references): New.
9400 (debug_data_reference): New.
9401 * tree-data-ref.h (debug_data_references): Declared.
9402 (debug_data_reference): Declared.
9404 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9406 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9407 * tree-data-ref.h (scop_p): Removed.
9408 (struct data_reference): Remove field scop.
9410 (stmt_simple_memref_p): Removed.
9412 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9414 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9415 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9418 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9420 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9422 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9424 * doc/invoke.texi (-fgraphite-identity): Documented.
9426 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9428 * tree-scalar-evolution.c: Fix comment.
9429 (instantiate_scev_1): Return unknow from scev instantiation if the
9430 result is not above instantiate_below.
9432 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9434 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9435 static anymore. Instantiate the symbols that may have been introduced
9437 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9440 2009-07-30 DJ Delorie <dj@redhat.com>
9442 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9443 .vliw directive to VLIW sections.
9445 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9447 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9449 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9450 (AUTOHEADER): New variable.
9451 ($(srcdir)/cstamp-h.in): Use it.
9453 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9454 Pat Haugen <pthaugen@us.ibm.com>
9455 Revital Eres <ERES@il.ibm.com>
9457 * config/rs6000/vector.md (VEC_F): Add VSX support.
9461 (vector_load_<mode>): Ditto.
9462 (vector_store_<mode>): Ditto.
9463 (vector GPR move split): Ditto.
9464 (vec_reload_and_plus_<mptrsize>): Ditto.
9465 (vec_reload_and_reg_<mptrsize>): Ditto.
9466 (add<mode>3): Ditto.
9467 (sub<mode>3): Ditto.
9468 (mul<mode>3): Ditto.
9469 (neg<mode>2): Ditto.
9470 (abs<mode>2): Ditto.
9471 (smin<mode>3): Ditto.
9472 (smax<mode>3): Ditto.
9473 (vector_eq<mode>): Ditto.
9474 (vector_gt<mode>): Ditto.
9475 (vector_ge<mode>): Ditto.
9476 (vector_gtu<mode>): Ditto.
9477 (vector_select_<mode>_uns): Ditto.
9478 (vector_eq_<mode>_p): Ditto.
9479 (vector_gt_<mode>_p): Ditto.
9480 (vector_ge_<mode>_p): Ditto.
9481 (vector_gtu_<mode>_p): Ditto.
9482 (cr6_test_for_zero): Ditto.
9483 (cr6_test_for_zero_reverse): Ditto.
9484 (cr6_test_for_lt): Ditto.
9485 (cr6_test_for_lt_reverse): Ditto.
9486 (xor<mode>3): Ditto.
9487 (ior<mode>3): Ditto.
9488 (and<mode>3): Ditto.
9489 (one_cmpl<mode>2): Ditto.
9490 (nor<mode>2): Ditto.
9491 (andc<mode>2): Ditto.
9492 (float<VEC_int<mode>2): Ditto.
9493 (unsigned_float<VEC_int><mode>2): Ditto.
9494 (fix_trunc<mode><VEC_int>2): Ditto.
9495 (fixuns_trunc<mode><VEC_int>2): Ditto.
9497 (vec_set<mode>): Ditto.
9498 (vec_extract<mode>): Ditto.
9499 (vec_interleave_highv4sf): Ditto.
9500 (vec_interleave_lowv4sf): Ditto.
9501 (vec_realign_load_<mode>): Ditto.
9502 (vec_shl_<mode>): Ditto.
9503 (vec_shr_<mode>): Ditto.
9504 (div<mode>3): New patterns for VSX.
9505 (vec_interleave_highv2df): Ditto.
9506 (vec_interleave_lowv2df): Ditto.
9507 (vec_pack_trunc_v2df): Ditto.
9508 (vec_pack_sfix_trunc_v2df): Ditto.
9509 (vec_pack_ufix_trunc_v2df): Ditto.
9510 (vec_unpacks_hi_v4sf): Ditto.
9511 (vec_unpacks_lo_v4sf): Ditto.
9512 (vec_unpacks_float_hi_v4si): Ditto.
9513 (vec_unpacks_float_lo_v4si): Ditto.
9514 (vec_unpacku_float_hi_v4si): Ditto.
9515 (vec_unpacku_float_lo_v4si): Ditto.
9516 (movmisalign<mode>): Ditto.
9517 (vector_ceil<mode>2): New patterns for vectorizing math library.
9518 (vector_floor<mode>2): Ditto.
9519 (vector_btrunc<mode>2): Ditto.
9520 (vector_copysign<mode>3): Ditto.
9522 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9523 predicate for setting the high bit in each word, used for copysign.
9525 * config/rs6000/ppc-asm.h (f19): Whitespace.
9526 (f32-f63): Define if VSX.
9527 (v0-v31): Define if Altivec.
9528 (vs0-vs63): Define if VSX.
9530 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9532 * config/rs6000/power7.md: New file, provide tuning parameters for
9535 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9536 (rs6000_cpu_cpp_builtins): Ditto.
9537 (altivec_overloaded_builtins): Ditto.
9538 (altivec_resolve_overloaded_builtin): Ditto.
9540 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9541 debug switch to disable vectorizing simple math builtin
9544 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9545 Vectorize simple math builtin functions.
9546 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9547 hook to vectorize math builtins.
9548 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9549 (rs6000_builtin_conversion): Add VSX/power7 support.
9550 (rs6000_builtin_vec_perm): Ditto.
9551 (vsplits_constant): Add support for loading up a vector constant
9552 with just the high bit set in each part.
9553 (rs6000_expand_vector_init): Add VSX/power7 support.
9554 (rs6000_expand_vector_set): Ditto.
9555 (rs6000_expand_vector_extract): Ditto.
9556 (rs6000_emit_move): Ditto.
9557 (bdesc_3arg): Ditto.
9558 (bdesc_2arg): Ditto.
9559 (bdesc_1arg): Ditto.
9560 (rs6000_expand_ternop_builtin): Ditto.
9561 (altivec_expand_builtin): Ditto.
9562 (rs6000_expand_unop_builtin): Ditto.
9563 (rs6000_init_builtins): Ditto.
9564 (altivec_init_builtins): Ditto.
9565 (builtin_function_type): Ditto.
9566 (rs6000_common_init_builtins): Ditto.
9567 (rs6000_handle_altivec_attribute); Ditto.
9568 (rs6000_mangle_type): Ditto.
9569 (rs6000_vector_mode_supported_p): Ditto.
9570 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9573 * config/rs6000/vsx.md: New file for VSX support.
9575 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9576 identifing values with just the most significant bit set.
9577 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9578 vectorized builtins.
9580 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9581 (UNSPEC_VRFIM): Delete.
9582 (splitter for loading up vector with most significant bit): New
9583 splitter for vectorizing copysign.
9584 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9585 vectorizing simple math functions.
9586 (altivec_vrfip): Add support for vectorizing simple math functions.
9587 (altivec_vrfim): Ditto.
9588 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9590 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9591 (power7.md, vsx.md): Include for power7 support.
9592 (copysigndf3): Use VSX instructions if -mvsx.
9593 (negdf2_fpr): Ditto.
9594 (absdf2_fpr): Ditto.
9595 (nabsdf2_fpr): Ditto.
9596 (adddf3_fpr): Ditto.
9597 (subdf3_fpr): Ditto.
9598 (muldf3_fpr): Ditto.
9599 (divdf3_fpr): Ditto.
9600 (fix_truncdfdi2_fpr): Ditto.
9601 (cmpdf_internal1): Ditto.
9602 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9603 (btruncdf2, btruncdf2_fpr): Ditto.
9604 (ceildf2, ceildf2_fpr): Ditto.
9605 (floordf2, floordf2_fpr): Ditto.
9606 (floatdidf2, floatdidf2_fpr): Ditto.
9607 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9608 (fmsubdf4_fpr): Ditto.
9609 (fnmadddf4_fpr_1): Ditto.
9610 (fnmadddf4_fpr_2): Ditto.
9611 (fnmsubdf4_fpr_1): Ditto.
9612 (fnmsubdf4_fpr_2): Ditto.
9613 (fixuns_truncdfdi2): Add expander for VSX support.
9614 (fix_truncdfdi2): Ditto.
9615 (fix_truncdfsi2): Ditto.
9617 (btruncsf2): Whitespace.
9618 (movdf_hardfloat32): Add support for VSX registers.
9619 (movdf_softfloat32): Ditto.
9620 (movdf_hardfloat64): Ditto.
9621 (movdf_hardfloat64_mfpgpr): Ditto.
9622 (movdf_softfloat64): Ditto.
9623 (movti splitters): Add check for vector registers supporting
9624 TImode in the future.
9625 (bpermd): Add power7 bpermd instruction.
9627 * config/rs6000/altivec.h (vec_div): Define if VSX.
9631 (vec_nearbyint): Ditto.
9634 (all predicates): Use the generic builtin function, and not the V4SF
9635 specific function so that the predicates will work with VSX's V2DF.
9639 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9640 Document new VSX functions and types.
9642 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9645 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9646 "wa", and "j" constraints. Modify "v" to talk about Altivec
9647 instead of just vector.
9649 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9652 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9653 location for phi arguments.
9654 (rewrite_update_phi_arguments): Find locations for reaching defs.
9655 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9656 Add location to add_phi_arg calls.
9657 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9658 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9659 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9660 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9661 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9662 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9663 * tree-phinodes.c (make_phi_node): Initialize location.
9664 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9665 (add_phi_arg): Add location parameter.
9666 (remove_phi_arg_num): Move location when moving phi argument.
9667 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9669 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9670 slpeel_update_phi_nodes_for_guard1,
9671 slpeel_update_phi_nodes_for_guard2,
9672 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9673 vect_loop_versioning): Set locations.
9674 * tree-parloops.c (create_phi_for_local_result,
9675 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9676 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9677 * tree-vect-loop.c (get_initial_def_for_induction,
9678 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9680 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9681 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9682 (gimple_phi_arg_set_location): New. Set locus.
9683 (gimple_phi_arg_has_location): New. Check for locus.
9684 (redirect_edge_var_map_location): New. Return locus from var_map.
9685 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9686 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9687 combining PHI arguments.
9688 (cond_store_replacement): Set location.
9689 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9690 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9691 scop_add_exit_phis_edge): Add locations.
9692 * tree-cfgcleanup.c (remove_forwarder_block,
9693 remove_forwarder_block_with_phi): Add locations.
9694 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9695 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9697 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9698 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9699 flush_pending_stmts): Add source location.
9700 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9701 stack to preserve locations.
9702 * tree-vect-stmts.c (vectorizable_load): Add location.
9703 * tree-inline.c (copy_phis_for_bb): Copy locus.
9704 (setup_one_parameter): Add call locus to inlined parameter stmts.
9705 (initialize_inlined_parameters): Pass in call location as parameter
9707 (tree_function_versioning): Pass location to setup_one_parameter.
9708 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9709 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9710 copy and edge lists.
9711 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9712 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9713 locus parameter and override the stmt default if provided.
9714 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9715 elim_graph_add_edge, elim_graph_remove_succ_edge,
9716 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9717 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9718 eliminate_phi): Add locus info in elimination graph for each edge and
9720 (insert_backedge_copies): Copy locus if present.
9721 * tree-flow.h (struct _edge_var_map): Add locus field.
9722 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9723 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9724 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9726 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9728 2009-07-30 Martin Jambor <mjambor@suse.cz>
9730 PR tree-optimization/40570
9731 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9734 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9736 * ssa-loop-manip.c: Include langhooks.h.
9737 (rewrite_phi_with_iv): New.
9738 (rewrite_all_phi_nodes_with_iv): New.
9739 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9740 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9741 * tree-parloops.c (loop_parallel_p): Move out all conditions
9742 except dependency check.
9743 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9744 (gen_parallel_loop): Call canonicalize_loop_ivs without
9745 reduction_list argument.
9746 (build_new_reduction): New.
9747 (gather_scalar_reductions): New.
9748 (try_get_loop_niter): New.
9749 (try_create_reduction_list): New.
9750 (parallleize_loops): Change the parallel conditions check.
9751 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9752 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9754 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9756 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9758 * doc/options.texi (Option properties): Mention new quoting syntax.
9760 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9762 * config/alpha/alpha.c (alpha_start_function):
9763 Handle VMS_DEBUG_MAIN_POINTER
9764 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9765 * doc/invoke.texi: Document -mdebug-main switch.
9767 2009-07-29 Richard Henderson <rth@redhat.com>
9769 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9770 (cgraph_create_edge_including_clones): Likewise.
9771 * tree-inline.c (copy_bb): Operate on the correct edges
9772 when updating the callgraph.
9774 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9776 * config/alpha/vms-cc.c: Deleted.
9777 * config/alpha/vms-ld.c: Deleted.
9778 * config/alpha/t-vms64: Moved to config/vms
9779 * config/alpha/vms-crt0-64.c: Moved to config/vms
9780 * config/alpha/vms-crt0.c: Moved to config/vms
9781 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9782 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9783 * config/alpha/xm-vms.h: Moved to config/vms
9784 * config/alpha/x-vms: Moved to config/vms
9785 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9787 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9788 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9790 * config/vms/t-vms64: Moved here from config/alpha
9791 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9792 (argc,argv,envp): Enforce 32bit malloc'ing.
9793 * config/vms/vms-psxcrt0-64.c: Likewise.
9794 * config/vms/vms-crt0.c: Moved here from config/alpha.
9795 * config/vms/vms-psxcrt0.c: Likewise.
9796 * config/vms/vms-crtl-64.h: New file.
9797 * config/vms/vms-crtl.h: New file.
9798 * config/vms/vms.opt: New file.
9799 * config/vms/xm-vms64.h: New file.
9800 * config/vms/xm-vms.h: Moved here from config/alpha.
9801 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9803 * config/vms/x-vms: Moved here from config/alpha.
9804 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9805 (vms-ld.o, vms-cc.o): Removed.
9806 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9808 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9810 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9811 correct stack (obvious VMS fix).
9813 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9815 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9816 date, version info if VMS_DEBUGGING_INFO defined.
9817 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9818 size, date calculating code moved here.
9820 2009-07-29 Paul Brook <paul@codesourcery.com>
9822 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9825 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9828 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9829 to DImode when generating insq_le insn.
9831 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9833 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9834 New macro set for VMS_DEBUGGGING_INFO.
9835 (AT_string_form): Use it.
9837 2009-07-28 DJ Delorie <dj@redhat.com>
9839 * config/mep/mep.c (vtext_section): New.
9840 (vftext_section): New.
9841 (ftext_section): New.
9842 (mep_select_section): Add support for functions.
9843 (mep_unique_section): Likewise.
9844 (mep_asm_init_sections): Likewise.
9845 (mep_encode_section_info): Remove it from here.
9847 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9849 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9851 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9852 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9854 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9856 * dwarf2out.c (output_file_names): Test new macro
9857 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9858 (add_comp_dir_attribute): Likewise.
9860 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9862 * config/i386/mingw-w64.h (LINK_SPEC): Add
9863 separating space between commands.
9865 2009-07-28 Jan Hubicka <jh@suse.cz>
9867 PR tree-optimization/40759
9868 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9871 2009-07-27 DJ Delorie <dj@redhat.com>
9873 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9874 types are dword-aligned.
9875 (mep_expand_va_start): Likewise.
9877 2009-07-27 Olivier Hainque <hainque@adacore.com>
9878 Douglas B Rupp <rupp@gnat.com>
9880 * convert.c (convert_to_pointer): Don't assume the target
9881 pointer type is POINTER_SIZE long. Fetch its precision instead.
9883 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9885 * system.h (fopen): Undefine if macro.
9887 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9889 * dwarf2out.c (output_cfi_p): Removed.
9890 (output_cfis): New function.
9891 (output_fde): New function, split from output_call_frame_info.
9892 (output_call_frame_info): Use it.
9893 (dwarf2out_switch_text_section): Use output_cfis.
9895 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9897 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9898 TARGET_BI_ARCH is specified without enabling SJLJ.
9899 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9900 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9902 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9904 * arm.md (negdi2): Use DImode if forcing a value into a register.
9906 2009-07-26 Ira Rosen <irar@il.ibm.com>
9908 PR tree-optimization/40801
9909 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9910 of vector operand from the previous copy of vector statement.
9911 Pass the correct definition type value to
9912 vect_get_vec_def_for_stmt_copy().
9914 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9916 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9917 const char ** conversion.
9919 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9921 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9922 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9923 (gcc_unreachable): Invoke __builtin_unreachable() if
9924 !ENABLE_ASSERT_CHECKING.
9926 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9928 PR rtl-optimization/40445
9929 * emit-rtl.c (next_nonnote_insn_bb): New function.
9930 * rtl.h (next_nonnote_insn_bb): Declare new function.
9931 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9932 with no successors that is the successor of the ENTRY_BLOCK.
9933 Continue from the top after removing an empty fallthrough block.
9934 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9935 of next_nonnote_insn.
9937 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9939 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9941 2009-07-25 Martin Jambor <mjambor@suse.cz>
9943 * c-common.c (c_common_attribute_table): New element for noclone.
9944 (handle_noclone_attribute): New function. Forward-declare.
9945 * tree-inline.c (tree_versionable_function_p): Check for noclone
9947 * doc/extend.texi (Labels as Values): Document need for noclone.
9948 (Function Attributes): Document noclone attribute.
9950 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9952 PR rtl-optimization/34999
9953 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9954 and dw_fde_switched_cold_to_hot fields.
9955 (output_cfi_p): New function.
9956 (output_call_frame_info): If fde->dw_fde_switched_sections,
9957 output 2 FDEs instead of one with corrupted header.
9958 (dwarf2out_do_cfi_startproc): New function.
9959 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9960 and fde->dw_fde_switched_cold_to_hot.
9961 (dwarf2out_switch_text_section): Compute
9962 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9963 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9964 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9965 Otherwise, compute fde->dw_fde_switch_cfi.
9967 2009-07-24 Cary Coutant <ccoutant@google.com>
9969 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9971 2009-07-24 Cary Coutant <ccoutant@google.com>
9973 * cfghooks.c (split_block): Copy discriminator to new block.
9974 * tree-cfg.c (assign_discriminator): Check location of last
9975 instruction in block as well as first.
9977 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9979 * config/i386/linux.c: Use fputs or putc instead of fprintf
9981 * config/i386/gas.h: Ditto.
9982 * config/i386/x86-64.h: Ditto.
9983 * config/i386/att.h: Ditto.
9985 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9987 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9990 2009-07-24 Martin Jambor <mjambor@suse.cz>
9992 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9993 (ipa_push_func_to_list_1): Declare.
9994 (ipa_push_func_to_list): New function.
9996 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9997 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9998 (ipa_push_func_to_list): Removed.
9999 (ipa_pop_func_from_list): Clear node_enqueued flag.
10001 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
10003 * config/s390/s390.c (override_options): Default
10004 max-unrolled-insns to 100 for z10 tuning.
10006 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
10008 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
10009 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
10010 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
10011 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
10012 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
10013 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
10014 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
10016 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
10018 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
10019 use default set in mingw32.h header.
10020 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
10021 64-bit /mingw/include path.
10022 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
10025 2009-07-23 Neil Vachharajani <nvachhar@google.com>
10027 PR rtl-optimization/40209
10028 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
10030 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10032 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
10033 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
10034 with the rest of string where appropriate. Use fputs or putc
10035 instead of fprintf where appropriate.
10037 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
10038 Pat Haugen <pthaugen@us.ibm.com>
10039 Revital Eres <ERES@il.ibm.com>
10041 * config/rs6000/vector.md: New file. Move most of the vector
10042 expander support here from altivec.md to allow for the VSX vector
10043 unit in the future. Add support for secondary_reload patterns.
10044 Rewrite the patterns for vector comparison, and vector comparison
10045 predicate instructions so that the RTL expresses the desired
10046 behavior, instead of using unspec.
10048 * config/rs6000/constraints.md ("f" constraint): Use
10049 rs6000_constraints to hold the precalculated register class.
10050 ("d" constraint): Ditto.
10051 ("wd" constraint): New constraint for VSX.
10052 ("wf" constraint): Ditto.
10053 ("ws" constraint): Ditto.
10054 ("wa" constraint): Ditto.
10055 ("wZ" constraint): Ditto.
10056 ("j" constraint): Ditto.
10058 * config/rs6000/predicates.md (vsx_register_operand): New
10060 (vfloat_operand): New predicate for vector.md.
10061 (vint_operand): Ditto.
10062 (vlogical_operand): Ditto.
10063 (easy_fp_constant): If VSX, 0.0 is an easy constant.
10064 (easy_vector_constant): Add VSX support.
10065 (altivec_indexed_or_indirect_operand): New predicate for
10066 recognizing Altivec style memory references with AND -16.
10068 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
10069 for vector secondary reload support.
10070 (rs6000_vector_reg_class): Delete, replacing it with
10071 rs6000_constraints.
10072 (rs6000_vsx_reg_class): Ditto.
10073 (rs6000_constraints): New array to hold the register classes of
10074 each of the register constraints that can vary at runtime.
10075 (builtin_mode_to_type): New static array for builtin function type
10077 (builtin_hash_table): New static hash table for builtin function
10079 (TARGET_SECONDARY_RELOAD): Define target hook.
10080 (TARGET_IRA_COVER_CLASSES): Ditto.
10081 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
10082 registers are 128 bits if VSX memory reference instructions are used.
10083 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
10084 unit is being used.
10085 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
10086 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
10087 Print several of the scheduling related parameters.
10088 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
10089 rs6000_constraints instead of rs6000_vector_reg_class. Move
10090 -mdebug=reg code to rs6000_debug_reg_global. Add support for
10091 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
10092 Altivec. Add VSX support. Setup for secondary reload support on
10093 Altivec/VSX registers.
10094 (rs6000_override_options): Make power7 set the scheduling groups
10095 like the power5. Add support for new debug switches to override
10096 the scheduling defaults. Temporarily disable -mcpu=power7 from
10097 setting -mvsx. Add support for debug switches -malways-hint,
10098 -msched-groups, and -malign-branch-targets.
10099 (rs6000_buitlin_conversion): Add support for returning unsigned
10100 vector conversion functions to fix regressions due to stricter
10102 (rs6000_builtin_mul_widen_even): Ditto.
10103 (rs6000_builtin_mul_widen_odd): Ditto.
10104 (rs6000_builtin_vec_perm): Ditto.
10105 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
10106 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
10107 to zero a register.
10108 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
10109 generated upstream.
10110 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
10111 VSX types for bit operations. Changes to accomidate vector.md.
10112 (bdesc_2arg): Ditto.
10113 (bdesc_1arg): Ditto.
10114 (struct builtin_description_predicates): Rewrite predicate
10115 handling so that RTL describes the operation, instead of passing
10116 the instruction to be used as a string argument.
10117 (bdesc_altivec_preds): Ditto.
10118 (altivec_expand_predicate_builtin): Ditto.
10119 (altivec_expand_builtin): Ditto.
10120 (rs6000_expand_ternop_builtin): Use a switch instead of an if
10121 statement for vsldoi support.
10122 (altivec_expand_ld_builtin): Change to use new names from vector.md.
10123 (altivec_expand_st_builtin): Ditto.
10124 (paired_expand_builtin): Whitespace changes.
10125 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
10126 builtin_mode_to_type table for secondary reload. Call
10127 builtin_function_type to build random builtin functions.
10128 (altivec_init_builtins): Change to use builtin_function_type to
10129 create builtin function types dynamically as we need them.
10130 (builtin_hash_function): New support for hashing the tree types
10131 for builtin function as we need it, rather than trying to build
10132 all of the trees that we need. Add initial preliminary VSX support.
10133 (builtin_function_type): Ditto.
10134 (builtin_function_eq): Ditto.
10135 (builtin_hash_struct): Ditto.
10136 (rs6000_init_builtins): Ditto.
10137 (rs6000_common_init_builtins): Ditto.
10138 (altivec_init_builtins): Ditto.
10139 (rs6000_common_init_builtins): Ditto.
10140 (enum reload_reg_type): New enum for simplifing reg classes.
10141 (rs6000_reload_register_type): Simplify register classes into GPR,
10142 Vector, and other registers. Altivec and VSX addresses in reload.
10143 (rs6000_secondary_reload_inner): Ditto.
10144 (rs6000_ira_cover_classes): New target hook, that returns the
10145 appropriate cover classes, based on -mvsx being used or not.
10146 (rs6000_secondary_reload_class): Add VSX support.
10147 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
10148 (get_vsel_insn): Ditto.
10149 (rs6000_emit_vector_compare): Rewrite vector conditional support
10150 so that where we can, we use RTL operators, instead of blindly use
10152 (rs6000_emit_vector_select): Ditto.
10153 (rs6000_emit_vector_cond_expr): Ditto.
10154 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
10155 (create_TOC_reference): Add -mdebug=addr support.
10156 (emit_frame_save): VSX loads/stores need register indexed addressing.
10158 * config/rs6000/rs6000.md: Include vector.md.
10160 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
10162 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10163 support for V2DI, V2DF in logical, permute, select operations.
10165 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
10166 switch for vsx/power7.
10167 (-mvsx-scalar-memory): Ditto.
10168 (-mvsx-align-128): Ditto.
10169 (-mallow-movmisalign): Ditto.
10170 (-mallow-df-permute): Ditto.
10171 (-msched-groups): Ditto.
10172 (-malways-hint): Ditto.
10173 (-malign-branch-targets): Ditto.
10175 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
10177 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
10178 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
10179 (rs6000_vector_reg_class): Delete.
10180 (rs6000_vsx_reg_class): Ditto.
10181 (enum rs6000_reg_class_enum): New enum for the constraints that
10182 vary based on target switches.
10183 (rs6000_constraints): New array to hold the register class for all
10184 of the register constraints that vary based on the switches used.
10185 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
10186 (enum rs6000_builtins): Add unsigned varients for the builtin
10187 declarations returned by target hooks for expanding multiplies,
10188 select, and permute operations. Add VSX builtins.
10189 (enum rs6000_builtin_type_index): Add entries for VSX.
10190 (V2DI_type_node): Ditto.
10191 (V2DF_type_node): Ditto.
10192 (unsigned_V2DI_type_node): Ditto.
10193 (bool_long_type_node): Ditto.
10194 (intDI_type_internal_node): Ditto.
10195 (uintDI_type_internal_node): Ditto.
10196 (double_type_internal_node): Ditto.
10198 * config/rs6000/altivec.md (whole file): Move all expanders to
10199 vector.md from altivec.md. Rename insn matching functions to be
10201 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
10202 (altivec_vcmp*): Ditto.
10203 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
10204 (VM): New iterator for moves that includes the VSX types.
10205 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
10206 (altivec_vperm_<mode>_uns): New, for unsigned types.
10207 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
10208 (altivec_eq<mode>): Ditto.
10209 (altivec_gt<mode>): Ditto.
10210 (altivec_gtu<mode>): Ditto.
10211 (altivec_eqv4sf): Ditto.
10212 (altivec_gev4sf): Ditto.
10213 (altivec_gtv4sf): Ditto.
10214 (altivec_vcmpbfp_p): Ditto.
10216 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
10218 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
10221 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10224 * config/i386/i386.c (output_387_ffreep): Rewrite to use
10225 ASM_SHORT instead of .word.
10226 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
10227 instead of .word in asm template.
10229 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
10232 * ira-lives.c (bb_has_abnormal_call_pred): New function.
10233 (process_bb_node_lives): Use it.
10235 * ira.c (setup_cover_and_important_classes): Don't setup
10236 ira_important_class_nums. Add cover classes to the end of
10238 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
10240 (find_reg_class_closure): Use reorder_important_classes.
10242 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
10244 * config/i386/i386.c (i386_ira_cover_classes): New function.
10245 (TARGET_IRA_COVER_CLASSES): Redefine.
10247 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
10248 importance of order of cover classes in the array.
10250 2009-07-22 Diego Novillo <dnovillo@google.com>
10252 * tree-pass.h (TDF_EH): Define.
10253 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
10254 contains TDF_EH, print the EH region number holding GS.
10255 * tree-dump.c (dump_options): Add "eh".
10256 * doc/invoke.texi: Document it.
10258 2009-07-22 Doug Kwan <dougkwan@google.com>
10260 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
10262 2009-07-22 Michael Matz <matz@suse.de>
10264 PR tree-optimization/35229
10265 PR tree-optimization/39300
10267 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
10268 (inhibit_phi_insertion): New function.
10269 (insert_into_preds_of_block): Call it for REFERENCEs.
10270 (init_pre): Initialize and finalize scalar evolutions.
10271 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
10273 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
10275 * config/i386/predicates.md (zero_extended_scalar_load_operand):
10276 Use CONST_VECTOR_NUNITS to determine number of elements.
10278 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
10280 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
10281 (U, W): Constraints are now deprecated and will be removed if we
10282 run out of letters.
10283 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
10285 ("prefetch"): Add the stcmh instruction for prefetching.
10286 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
10288 (s390_short_displacement): Return always true if compiling for
10289 machines not providing the long displacement facility.
10290 (s390_mem_constraint): Support the new constraint letter Z.
10291 (s390_check_qrst_address): New function.
10293 2009-07-21 DJ Delorie <dj@redhat.com>
10295 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
10298 2009-07-21 Jason Merrill <jason@redhat.com>
10300 * c-common.c (max_tinst_depth): Increase default to 1024.
10302 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10304 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10305 (vec_unpacku_float_lo_v4si): Ditto.
10307 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10310 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10311 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10312 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10313 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10315 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10317 PR tree-optimization/40813
10318 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10321 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10323 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10324 with a NOP_EXPR if needed.
10326 2009-07-21 Paul Brook <paul@codesourcery.com>
10328 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10329 Terminate debug dump with newline.
10331 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10333 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10334 Cast "1" to unsigned HOST_WIDE_INT.
10335 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10336 deposit length to the maximum length - lsb. Extend length if
10337 HOST_BITS_PER_WIDE_INT is 32.
10339 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10341 * cgraph.h (constant_pool_htab): New function.
10342 (constant_descriptor_tree): Move from varasm.c.
10343 * varasm.c (constant_pool_htab): New function.
10344 (constant_descriptor_tree): Move to cgraph.h.
10346 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10348 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10350 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10352 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10355 2009-07-20 Xinliang David Li <davidxl@google.com>
10357 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10359 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10361 * config/mips/mips.md (move_type): Add arith.
10362 (type): Handle arith.
10363 (zero_extendsidi2): Rename this into ...
10364 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10365 (zero_extendsidi2): New expander.
10366 (*zero_extendsidi2_dext): New pattern.
10368 2009-07-20 Nick Clifton <nickc@redhat.com>
10370 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10371 to set MIPS_ABI_DEFAULT.
10372 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10374 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10376 * tree-object-size.c (addr_object_size): Handle unions with
10377 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10379 PR tree-optimization/40792
10380 * tree.c (build_function_type_skip_args): Remove bogus assert.
10382 2009-07-20 Jan Hubicka <jh@suse.cz>
10383 Martin Jambor <mjambor@suse.cz>
10385 * cgraph.h (combined_args_to_skip): New field.
10386 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10387 combined_args_to_skip and args_to_skip.
10388 * tree-inline.c (update_clone_info): New function.
10389 (tree_function_versioning): Call update_clone_info.
10390 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
10392 (cgraph_materialize_all_clones): More extensive dumping, working
10393 with combined_args_to_skip rather than args_to_skip.
10395 2009-07-20 Ira Rosen <irar@il.ibm.com>
10397 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10398 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10399 (get_initial_def_for_reduction): Likewise.
10400 (vectorizable_reduction): Skip the check of first operand in case
10401 of COND_EXPR. Add check that it is outer loop vectorization if
10402 nested cycle was detected. Call vectorizable_condition() for
10403 COND_EXPR. If reduction epilogue cannot be created do not fail for
10404 nested cycles (if it is not double reduction). Assert that there
10405 is only one type in the loop in case of COND_EXPR. Call
10406 vectorizable_condition() to vectorize COND_EXPR.
10407 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10408 Add parameters. Allow nested cycles if called from
10409 vectorizable_reduction(). Use reduction vector variable if provided.
10410 (vect_analyze_stmt): Call vectorizable_reduction() before
10411 vectorizable_condition().
10412 (vect_transform_stmt): Update call to vectorizable_condition().
10414 2009-07-20 Christian Bruel <christian.bruel@st.com>
10416 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10417 * doc/invoke.texi (-mfmovd): Likewise.
10418 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10420 2009-07-20 Jan Hubicka <jh@suse.cz>
10422 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10423 when handling SSA name.
10425 2009-07-19 Jan Hubicka <jh@suse.cz>
10427 PR tree-optimization/40676
10428 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10429 virtual PHIs in empty BBs.
10431 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10433 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10434 re-expanded the compound use gen_lowpart instead to convert to the
10437 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10439 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10440 OUTER_CONST arguments.
10441 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10442 the new wider mode will be masked off.
10443 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10445 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10447 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10448 high-order bits are zero.
10450 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10452 * combine.c (simplify_shift_const_1): Split code to determine
10453 shift_mode into ...
10454 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10455 new bits shifted in are identical to the old sign bit.
10457 2009-07-18 Richard Guenther <rguenther@suse.de>
10460 * gimplify.c (gimplify_call_expr): Reject code using results from
10461 functions returning void.
10463 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10465 * doc/md.texi: Document the new PowerPC "es" constraint.
10466 Document that "m" can include automodified addresses on this target,
10467 and explain how %U must be used. Extend the "Q" and "Z" documentation
10468 to suggest "es" as well as "m".
10469 * config/rs6000/constraints.md (es): New memory constraint.
10470 (Q, Z): Update strings to match new documentation.
10472 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10474 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10475 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10476 * config/rs6000/predicates.md (volatile_mem_operand): Use
10477 offsettable_nonstrict_memref_p.
10478 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10479 (*floatunssidf2_internal): Likewise.
10480 (*fix_truncdfsi2_internal): Likewise.
10481 (*fix_trunctfsi2_internal): Likewise.
10483 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10485 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10486 atmega32u2 devices.
10487 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10489 2009-07-17 Richard Guenther <rguenther@suse.de>
10492 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10493 (pass_warn_unused_result): Likewise.
10494 (TODO_set_props): Remove.
10495 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10497 (pass_diagnose_omp_blocks): Define.
10498 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10499 (c_gimple_diagnostics_recursively): Remove.
10500 (finish_function): Do not call it.
10501 (c_write_global_declarations): Continue after errors.
10502 Finalize the CU here.
10503 * c-gimplify.c (c_genericize): Do not gimplify here.
10504 * c-common.c (c_warn_unused_result): Move ...
10505 * tree-cfg.c (do_warn_unused_result): ... here.
10506 (run_warn_unused_result): New function.
10507 (gate_warn_unused_result): New function.
10508 (pass_warn_unused_result): New pass.
10509 * c-common.h (c_warn_unused_result): Remove.
10510 * flags.h (flag_warn_unused_result): Declare.
10511 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10512 * opts.c (flag_warn_unused_result): Initialize to false.
10513 * toplev.c (compile_file): Add comment.
10514 * omp-low.c (create_omp_child_function): Do not register
10515 the function with the frontend.
10516 (diagnose_omp_structured_block_errors): Prepare to be
10517 called as optimization pass.
10518 (gate_diagnose_omp_blocks): New function.
10519 (pass_diagnose_omp_blocks): New pass.
10520 * cgraph.h (cgraph_optimize): Remove.
10521 (cgraph_analyze_function): Likewise.
10522 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10523 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10524 before their parents here.
10525 (cgraph_finalize_function): Not here.
10526 (cgraph_analyze_function): Gimplify functions here.
10527 (cgraph_finalize_compilation_unit): Continue after errors.
10528 Optimize the callgraph from here.
10529 (cgraph_optimize): Make static.
10530 * langhooks.c (write_global_declarations): Finalize the CU.
10531 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10532 (gimplify_function_tree): Assert we gimplify only once.
10533 Set PROP_gimple_any property.
10534 * tree-nested.c (gimplify_all_functions): New function.
10535 (lower_nested_functions): Gimplify all nested functions.
10536 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10537 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10538 and pass_diagnose_omp_blocks after gimplification. Do not
10539 set TODO_set_props on all_lowering_passes.
10540 (execute_one_pass): Do not handle TODO_set_props.
10541 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10542 (gimplify.o): Add tree-pass.h dependency.
10543 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10544 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10545 (unsave_r): Likewise.
10546 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10547 temporary variable.
10549 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10551 * doc/service.texi (Service): Restore previously removed link,
10552 which isn't broken after all.
10554 2009-07-17 Richard Guenther <rguenther@suse.de>
10556 PR tree-optimization/40321
10557 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10558 PHI nodes to the maximal set.
10559 (make_values_for_phi): Add PHI arguments to the maximal set.
10560 (execute_pre): Dump PHI_GEN and the maximal set.
10562 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10565 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10568 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10570 * doc/extend.texi (Nested Functions): Replace broken link with
10572 * doc/service.texi (Service): Remove broken link.
10574 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10577 * builtins.c (expand_builtin_memcmp): Use loc instead of
10578 EXPR_LOCATION (exp).
10579 (expand_builtin_strncmp): Likewise.
10581 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10582 Manuel López-Ibáñez <manu@gcc.gnu.org>
10585 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10586 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10587 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10588 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10589 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10590 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10591 tree-inline.c, c-common.c, c-common.h, gimple.c,
10592 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10593 convert.c: Add location argument to fold_{unary,binary,ternary},
10594 fold_build[123], build_call_expr, build_size_arg,
10595 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10596 fold_build1_initializer, fold_build2_initializer,
10597 fold_build3_initializer, fold_build_call_array,
10598 fold_build_call_array_initializer, fold_single_bit_test,
10599 omit_one_operand, omit_two_operands, invert_truthvalue,
10600 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10601 combine_comparisons, fold_builtin_*, fold_call_expr,
10602 build_range_check, maybe_fold_offset_to_address, round_up,
10605 2009-07-16 Jason Merrill <jason@redhat.com>
10608 * c-common.c (c_common_reswords): Add __is_standard_layout
10610 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10611 * doc/implement-cxx.texi: New.
10612 * doc/gcc.texi: Include it.
10614 2009-07-16 DJ Delorie <dj@redhat.com>
10616 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10617 compares that may be indirectly affected by previous instructions.
10619 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10621 * builtins.c (do_mpc_arg2): New.
10622 (fold_builtin_2): Fold builtin cpow.
10623 * real.h (HAVE_mpc_pow): New.
10625 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10627 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10628 comparison to skip unprofitable schedule
10630 2009-07-16 Simon Baldwin <simonb@google.com>
10632 * gcc.c (option_map): New flag -no-canonical-prefixes.
10633 * (display_help): Print help text for new flag.
10634 * (process_command): Move options translation and language specifics
10635 and handle new flag early. Use it to set a function pointer to a
10636 prefix builder. Replace make_relative_prefix calls with calls to
10637 the function pointed to. Ignore new flag in regular options handling.
10638 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10640 2009-07-15 DJ Delorie <dj@redhat.com>
10642 * config/mep/mep.md (sibcall_internal): Change register to avoid
10643 argument registers.
10644 (sibcall_value_internal): Likewise.
10646 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10648 PR rtl-optimization/40710
10649 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10651 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10653 * config/mips/mips.md (*extenddi_truncate<mode>,
10654 *extendsi_truncate<mode>): Change type attribute to move_type
10655 with shift_shift. Split out code handling exts from here ...
10656 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10658 (*extendhi_truncateqi): Change type attribute to move_type with
10659 shift_shift. Split out code handling exts from here ...
10660 (*extendhi_truncateqi_exts): ... to this new pattern.
10662 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10664 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10665 instead of "and" with inverted sign bit mask value. Use
10666 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10667 Allocate registers only for operand 4 and operand 5.
10669 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10671 PR middle-end/40747
10672 * fold-const.c (fold_cond_expr_with_comparison): When folding
10673 < and <= to MIN, make sure the MIN uses the same type as the
10674 comparison's operands.
10676 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10678 * arm.md (ior_xor): New code iterator.
10679 (split for ior/xor with shift and zero-extend): New split pattern.
10680 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10682 2009-07-15 Richard Guenther <rguenther@suse.de>
10684 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10687 2009-07-15 Richard Guenther <rguenther@suse.de>
10689 PR middle-end/40753
10690 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10692 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10694 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10695 handle 2.6.30 kernel.
10697 2009-07-15 DJ Delorie <dj@redhat.com>
10699 * config/mep/mep.md (sibcall_internal): Change register to allow
10700 for 24-bit addresses.
10701 (sibcall_value_internal): Likewise.
10703 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10705 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10706 that are enabled/disabled by the flags introduced by a previous patch.
10708 2009-07-14 DJ Delorie <dj@redhat.com>
10710 * config/mep/mep.md (sibcall_internal): Include non-toggling
10712 (sibcall_value_internal): Likewise.
10714 2009-07-14 Taras Glek <tglek@mozilla.com>
10715 Rafael Espindola <espindola@google.com>
10717 * doc/sourcebuild.texi: Document install-plugin target.
10718 * configure.ac: Added install-plugin target to language makefiles.
10719 * configure: Regenerate.
10720 * Makefile.in (install-plugin): Install more headers,
10721 depend on lang.install-plugin.
10723 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10725 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10728 2009-07-14 DJ Delorie <dj@redhat.com>
10730 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10731 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10732 * config/mep/mep.md (sibcall_internal): Change test from
10733 mep_vliw_mode_match to mep_vliw_jmp_match.
10734 (sibcall_value_internal): Likewise.
10736 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10738 * config/i386/sse.md (copysign<mode>3): New expander.
10739 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10740 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10741 Use ix86_build_const_vector.
10742 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10743 IX86_BUILTIN_CPYSGNPD.
10744 (builtin_description): Add __builtin_ia32_copysignps and
10745 __builtin_ia32_copysignpd.
10746 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10747 and BUILT_IN_COPYSIGNF.
10749 2009-07-13 Jason Merrill <jason@redhat.com>
10751 * builtins.c (can_trust_pointer_alignment): New fn.
10752 (get_pointer_alignment): Factor it out from here.
10753 * tree.h: Declare it.
10755 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10757 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10760 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10764 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10766 2009-07-14 Richard Guenther <rguenther@suse.de>
10767 Andrey Belevantsev <abel@ispras.ru>
10769 PR middle-end/40745
10770 * cfgexpand.c (partition_stack_vars): Do not bother to update
10771 alias information when not optimizing.
10773 2009-07-14 Richard Guenther <rguenther@suse.de>
10774 Andrey Belevantsev <abel@ispras.ru>
10776 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10777 (pt_solution_set): Likewise.
10778 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10779 * tree-ssa-structalias.c (pt_solution_set): New function.
10780 * final.c (rest_of_clean_state): Free SSA data structures.
10781 * print-rtl.c (print_decl_name): Remove.
10782 (print_mem_expr): Implement in terms of print_generic_expr.
10783 * alias.c (ao_ref_from_mem): New function.
10784 (rtx_refs_may_alias_p): Likewise.
10785 (true_dependence): Query alias-export info.
10786 (canon_true_dependence): Likewise.
10787 (write_dependence_p): Likewise.
10788 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10790 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10791 (mem_expr_equal_p): Use operand_equal_p.
10792 (set_mem_attributes_minus_bitpos): Do not use
10793 component_ref_for_mem_expr.
10794 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10795 (update_alias_info_with_stack_vars): Likewise.
10796 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10797 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10798 explicitly nor clear stmt operands.
10799 Free the decl-to-pointer map.
10800 * tree-optimize.c (execute_free_datastructures): Do not free
10801 SSA data structures here.
10802 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10803 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10804 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10806 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10808 2009-07-13 DJ Delorie <dj@redhat.com>
10810 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10811 unrolling at the right iteration count.
10813 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10816 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10818 * haifa-sched.c (rank_for_schedule): Introduced flags to
10819 enable/disable individual scheduling heuristics.
10820 * common.opt: Introduced flags to enable/disable individual
10821 heuristics in the scheduler.
10822 * doc/invoke.texi: Introduced flags to enable/disable individual
10823 heuristics in the scheduler.
10825 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10827 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10828 config/i386/mingw-tls.c.
10829 * config/i386/mingw-tls.c: Removed.
10831 2009-07-13 Ira Rosen <irar@il.ibm.com>
10833 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10834 checks access only relevant statements.
10835 (vectorizable_reduction): Likewise.
10837 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10839 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10840 just for 32-bit case.
10842 2009-07-12 Jan Hubicka <jh@suse.cz>
10844 PR tree-optimization/40585
10845 * except.c (expand_resx_expr): When there already is resume
10846 instruction, produce linked list.
10847 (build_post_landing_pads): Assert that resume is empty.
10848 (connect_post_landing_pads): Handle resume lists.
10849 (dump_eh_tree): Dump resume list.
10851 2009-07-12 Ira Rosen <irar@il.ibm.com>
10853 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10854 with additional argument.
10855 * tree-vectorizer.h (enum vect_def_type): Add
10856 vect_double_reduction_def.
10857 (vect_is_simple_reduction): Add argument.
10858 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10860 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10861 vect_is_simple_reduction with additional argument.
10862 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10864 (reduction_code_for_scalar_code): Handle additional codes by
10865 returning ERROR_MARK for them. Fix comment and indentation.
10866 (vect_is_simple_reduction): Fix comment, add argument to specify
10867 double reduction. Detect double reduction.
10868 (get_initial_def_for_induction): Fix indentation.
10869 (get_initial_def_for_reduction): Fix comment and indentation.
10870 Handle double reduction. Create initial definitions that do not
10871 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10872 (vect_create_epilog_for_reduction): Fix comment, add argument to
10873 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10874 epilogue result extraction. Create double reduction phi node and
10875 replace relevant uses.
10876 (vectorizable_reduction): Call vect_is_simple_reduction with
10877 additional argument. Fix indentation. Update epilogue code treatment
10878 according to the changes in reduction_code_for_scalar_code. Check
10879 for double reduction. Call vect_create_epilog_for_reduction with
10880 additional argument.
10881 * tree-vect-stmts.c (process_use): Handle double reduction, update
10883 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10884 (vect_get_vec_def_for_operand): Likewise.
10886 2009-07-12 Danny Smith <dansmister@gmail.com>
10888 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10889 dllexport if !TREE_PUBLIC.
10890 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10892 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10894 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10895 (avr_extra_arch_macro) Remove declatation.
10896 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10897 (avr_extra_arch_macro) Declare as static.
10898 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10900 2009-07-11 Jan Hubicka <jh@suse.cz>
10902 PR middle-end/48388
10903 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10905 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10908 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10909 cold_in_std_section bits.
10910 (dwarf2out_begin_prologue): Initialize them.
10911 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10912 if already covered by text_section or cold_text_section range.
10914 PR rtl-optimization/40667
10915 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10916 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10917 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10918 * config/i386/i386.c (ix86_minimum_alignment): New function.
10919 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10920 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10921 * emit-rtl.c (gen_reg_rtx): Likewise.
10922 * function.c (assign_parms): Likewise. If nominal_type needs
10923 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10924 rather than passed_type's alignment.
10927 * function.c (assign_parm_setup_stack): Adjust
10928 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10929 from nominal_mode on big endian.
10931 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10933 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10935 2009-07-10 DJ Delorie <dj@redhat.com>
10937 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10939 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10941 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10943 (thumb2_cbnz): Likewise.
10945 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10948 * config.gcc (supported_defaults): Add synci.
10949 (with_synci): Add validation.
10950 (all_defaults): Add synci.
10951 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10954 * config/mips/mips.opt (msynci): New option.
10955 * config/mips/mips.c (mips_override_options): Warn on use of
10956 -msynci for targets that do now support it.
10957 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10959 * gcc/doc/invoke.texi (-msynci): Document the new option.
10960 * doc/install.texi (--with-synci): Document the new option.
10962 2009-07-10 Richard Guenther <rguenther@suse.de>
10964 PR tree-optimization/40496
10965 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10966 the PHI result with a compatible type.
10968 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10972 * c.opt (Wunused-result): New.
10973 * doc/invoke.texi: Document it.
10974 * c-common.c (c_warn_unused_result): Use it.
10976 2009-07-09 DJ Delorie <dj@redhat.com>
10978 * targhooks.c (default_target_can_inline_p): Rename from
10979 default_target_option_can_inline_p.
10980 * targhooks.h (default_target_can_inline_p): Likewise.
10981 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10982 TARGET_OPTION_CAN_INLINE_P.
10983 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10984 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10985 (mep_target_can_inline_p): Rename from
10986 mep_target_option_can_inline_p.
10989 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10990 registers used to pass vectors.
10992 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10994 2009-07-09 Tom Tromey <tromey@redhat.com>
10996 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10997 * config/mmix/mmix.c: Include dwarf2.h.
10998 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10999 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
11000 * config/sh/sh.c: Include dwarf2.h.
11001 * config/i386/i386.c: Include dwarf2.h.
11002 * Makefile.in (DWARF2_H): Remove 'elf'.
11003 * except.c: Include dwarf2.h.
11004 * unwind-dw2.c: Include dwarf2.h.
11005 * dwarf2out.c: Include dwarf2.h.
11006 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
11007 * unwind-dw2-fde.c: Include dwarf2.h.
11008 * dwarf2asm.c: Include dwarf2.h.
11010 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11012 * haifa-sched.c (insn_finishes_cycle_p): New static function.
11013 (max_issue): Use it.
11014 * sched-int.h (struct sched_info: insn_finishes_block_p): New
11016 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
11017 (region_sched_info): Update.
11018 * sched-ebb.c (ebb_sched_info): Update.
11019 * modulo-sched.c (sms_sched_info): Update.
11020 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
11022 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11024 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
11026 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
11028 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
11030 2009-07-09 Jakub Jelinek <jakub@redhat.com>
11032 PR middle-end/40692
11033 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
11034 arg1 with arg01 if arg1 is already INTEGER_CST.
11036 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
11038 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
11039 Transform (and (truncate)) into (truncate (and)).
11041 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
11043 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
11044 creating LHS paradoxical subregs. Fix surrounding returns to
11045 use NULL_RTX rather than 0.
11047 2009-07-08 DJ Delorie <dj@redhat.com>
11049 * config/mep/mep.c (mep_option_can_inline_p): New.
11050 (TARGET_OPTION_CAN_INLINE_P): Define.
11052 2009-07-08 Mark Wielaard <mjw@redhat.com>
11055 * dwarf2out.c (add_data_member_location_attribute): When we have
11056 only a constant offset don't emit a new location description using
11057 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
11060 2009-07-08 Richard Henderson <rth@redhat.com>
11063 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
11064 (enum reg_class): Add CLOBBERED_REGS.
11065 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
11066 * config/i386/i386.c (ix86_conditional_register_usage): Moved
11067 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
11068 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
11069 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
11070 force 64-bit sibcalls into R11.
11071 * config/i386/constraints.md (U): New constraint.
11072 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
11073 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
11074 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
11076 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
11078 * basic-block.h (dump_regset, debug_regset): Remove duplicate
11080 * c-objc-common.h (c_initialize_diagnostics): Ditto.
11081 * ebitmap.h (dump_ebitmap): Ditto.
11082 * optabs.h (optab_libfunc): Ditto.
11083 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
11084 * tree-flow.h (vect_can_force_dr_alignment_p,
11085 get_vectype_for_scalar_type): Ditto.
11086 (vectorize_loops): Move prototype to ...
11087 * tree-vectorizer.h: ... here. Also, adjust comment.
11088 (vect_set_verbosity_level): Remove duplicate prototype.
11089 * tree-ssa-loop.c: Include tree-vectorizer.h.
11090 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
11092 2009-07-08 Nick Clifton <nickc@redhat.com>
11094 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
11097 2009-07-08 DJ Delorie <dj@redhat.com>
11099 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
11100 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
11101 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
11103 * config/mep/intrinsics.md: Regenerated.
11104 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
11105 registers when asm() or calls are detected.
11107 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
11110 * gimplify.c (gimplify_expr): Propagate no_warning flag when
11112 * gimple (gimple_build_call_from_tree): Likewise.
11113 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
11114 no_warning flag before warning.
11116 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11118 * tree.c (set_expr_locus): Remove.
11119 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
11120 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
11122 * gimplify.c (internal_get_tmp_var): Likewise.
11123 (gimplify_call_expr): Likewise.
11124 (gimplify_one_sizepos): Likewise.
11126 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
11129 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
11130 to variables for debugging purposes.
11132 2009-06-23 Mark Loeser <mark@halcy0n.com>
11135 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
11137 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11139 * pretty-print.c (pp_base_format): Remove %J.
11140 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11141 gcc_cxxdiag_char_table): Likewise.
11142 (init_dynamic_diag_info): Likewise.
11144 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11146 * pretty-print.c (pp_base_format): Remove %H.
11147 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11148 gcc_cxxdiag_char_table): Likewise.
11149 (init_dynamic_diag_info): Likewise.
11150 * config/mep/mep.c (mep_select_section): Likewise.
11152 2009-07-07 Duncan Sands <baldrick@free.fr>
11154 * final.c (pass_clean_state): Give the pass a name.
11155 * passes.c (pass_rest_of_compilation): Likewise.
11156 * tree-optimize.c (pass_all_optimizations): Likewise.
11158 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
11160 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
11161 an extra 'decl' for error_at.
11163 2009-07-07 Jakub Jelinek <jakub@redhat.com>
11165 PR middle-end/40669
11166 * tree-tailcall.c (adjust_return_value_with_ops,
11167 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
11168 if it has complex or vector type.
11170 2009-07-07 Olivier Hainque <hainque@adacore.com>
11172 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
11175 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
11177 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
11179 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11181 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
11182 * c-decl.c: Likewise.
11183 * function.c: Likewise.
11184 * varasm.c: Likewise.
11185 * tree-ssa.c: Likewise.
11186 * c-common.c: Likewise.
11187 * tree-cfg.c: Likewise.
11188 * config/spu/spu.c: Likewise.
11189 * config/ia64/ia64.c: Likewise.
11190 * config/v850/v850.c: Likewise.
11192 2009-07-06 DJ Delorie <dj@redhat.com>
11194 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
11195 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
11196 unspecified accesses to control registers.
11197 * config/mep/intrinsics.md: Regenerate.
11198 * config/mep/intrinsics.h: Regenerate.
11199 * config/mep/mep-intrin.h: Regenerate.
11201 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11203 * c-lex.c: Replace %H by an explicit location. Update all calls.
11204 * c-common.c: Likewise.
11205 * c-decl.c: Likewise.
11206 * c-typeck.c: Likewise.
11207 * fold-const.c: Likewise.
11208 * gimplify.c: Likewise.
11209 * stmt.c: Likewise.
11210 * tree-cfg.c: Likewise.
11211 * tree-ssa-loop-niter.c: Likewise.
11212 * tree-vrp.c: Likewise.
11213 * value-prof.c: Likewise.
11215 2009-07-06 Diego Novillo <dnovillo@google.com>
11217 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
11218 if it has one. Handle cases where VAR does not have an
11219 annotation or cfun is NULL.
11221 2009-07-06 Diego Novillo <dnovillo@google.com>
11223 * tree.c: Include debug.h.
11224 (initialize_tree_contains_struct): New.
11225 (init_ttree): Call it.
11226 (tree_node_structure_for_code): Factor out of ...
11227 (tree_node_structure): ... here.
11228 * treestruct.def (TS_PHI_NODE): Remove.
11229 (TS_GIMPLE_STATEMENT): Remove.
11231 2009-07-06 Diego Novillo <dnovillo@google.com>
11233 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
11234 (debug_tree_chain): Handle cycles.
11236 2009-07-06 Nick Clifton <nickc@redhat.com>
11237 DJ Delorie <dj@redhat.com>
11239 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11240 __FMOVD_ENABLED__ is defined.
11242 (TARGET_FMOVD): Provide a default definition.
11243 (MASK_FMOVD): Likewise.
11244 (TARGET_CPU_CPP_BUILTINS): Define
11245 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11246 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11247 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
11248 (split for DF load from memory into register): Also handle
11249 MEMs which consist of REG+DISP addressing.
11250 (split for DF store from register to memory): Likewise.
11251 (movsf_ie): Always use single fp_mode.
11252 * config/sh/sh.c (sh_override_options): Do not automatically
11253 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11254 that to the -mfmovd command line switch.
11255 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
11256 (fldi_ok): Always allow.
11257 * config/sh/sh.opt (mfmovd): Remove this switch.
11258 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11260 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
11261 Kaz Kojima <kkojima@gcc.gnu.org>
11263 PR rtl-optimization/30807
11264 * postreload.c (reload_combine): For every new use of REG_SUM,
11265 record the use of BASE.
11267 2009-07-06 Jan Hubicka <jh@suse.cz>
11269 * params.def: Revert my accidental commit at 2009-06-30.
11271 2009-07-04 Ian Lance Taylor <iant@google.com>
11274 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
11276 (mingw_format_attribute_overrides): Likewise.
11278 2009-07-04 Jakub Jelinek <jakub@redhat.com>
11281 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
11282 don't check cfa.reg. Instead of cfa.indirect use
11283 fde && fde->drap_reg != INVALID_REGNUM test.
11285 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
11287 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
11289 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
11292 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
11294 2009-07-03 Richard Guenther <rguenther@suse.de>
11296 PR tree-optimization/40640
11297 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11300 2009-07-03 Jan Hubicka <jh@suse.cz>
11302 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11303 for size, reduce amount of inlining.
11305 2009-07-03 Richard Guenther <rguenther@suse.de>
11307 PR middle-end/34163
11308 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11309 if t +- x is known to not overflow and the conversion widens the
11311 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11313 2009-07-03 Jan Hubicka <jh@suse.cz>
11315 * ipa-pure-const.c (analyze): Update loop optimizer init.
11316 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11317 try_remove_empty_loop, remove_empty_loops): Remove.
11318 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11319 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11320 to mark regular loops as neccesary.
11321 (degenerate_phi_p): New function.
11322 (propagate_necessity, remove_dead_phis): Use it.
11323 (forward_edge_to_pdom): Likewise.
11324 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11325 virtual PHI nodes that became unreachable.
11326 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11327 * tree-flow.h (remove_empty_loops): Remove.
11328 * passes.c (init_optimization_passes): Remove.
11330 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11332 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11333 can_create_pseudo_p.
11334 (*fix_trunc<mode>_i387_1): Ditto.
11335 (*floathi<mode>2_1): Ditto.
11336 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11337 (*fistdi2_1): Ditto.
11338 (*fist<mode>2_1): Ditto.
11339 (frndintxf2_floor): Ditto.
11340 (*fist<mode>2_floor_1): Ditto.
11341 (frndintxf2_ceil): Ditto.
11342 (*fist<mode>2_ceil_1): Ditto.
11343 (frndintxf2_trunc): Ditto.
11344 (frndintxf2_mask_pm): Ditto.
11345 (fxam<mode>2_i387_with_temp): Ditto.
11346 * config/i386/sse.md (mulv16qi3): Ditto.
11347 (*sse2_mulv4si3): Ditto.
11349 (sse4_2_pcmpestr): Ditto.
11350 (sse4_2_pcmpistr): Ditto.
11352 2009-07-03 Jan Hubicka <jh@suse.cz>
11354 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11355 (mark_stmt_necessary): Set it.
11356 (mark_operand_necessary): Set it.
11357 (mark_control_dependent_edges_necessary): Set it.
11358 (mark_virtual_phi_result_for_renaming): New function.
11359 (get_live_post_dom): New function.
11360 (forward_edge_to_pdom): New function.
11361 (remove_dead_stmt): Fix handling of control dependences.
11362 (tree_dce_init): Init new bitmap.
11363 (tree_dce_done): Free it.
11365 2009-07-02 Richard Guenther <rguenther@suse.de>
11368 * tree-ssa-structalias.c (new_var_info): Initialize
11371 2009-07-02 Jan Hubicka <jh@suse.cz>
11373 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11376 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11378 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11379 instead of recomputing it. Adjust calls.
11380 (emit_store_flag): Adjust recursive calls.
11382 2009-07-02 Richard Guenther <rguenther@suse.de>
11384 * tree-ssa-live.c (remove_unused_locals): Do not remove
11386 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11387 of DECL_EXTERNAL for HEAP variables.
11388 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11389 HEAP variables. Do not adjust RESTRICT vars.
11390 (find_what_var_points_to): Nobody cares if something
11391 points to READONLY.
11393 2009-07-02 Ben Elliston <bje@au.ibm.com>
11395 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11396 pc_low and pc_high declarations to the top of the function.
11398 2009-07-01 DJ Delorie <dj@redhat.com>
11400 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11401 registers as fixed.
11402 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11403 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11404 unspecified accesses to control registers.
11405 * config/mep/intrinsics.md: Regenerate.
11406 * config/mep/intrinsics.h: Regenerate.
11407 * config/mep/mep-intrin.h: Regenerate.
11409 2009-07-01 Anthony Green <green@moxielogic.com>
11411 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11412 instruction when possible.
11413 (moxie_expand_prologue): Ditto. Also, save an instruction and
11414 some complexity by popping off of $r12 instead of $sp.
11415 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11418 2009-07-01 Richard Henderson <rth@redhat.com>
11421 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11422 contained no insns, reposition note before last insn.
11424 2009-07-01 Richard Henderson <rth@redhat.com>
11427 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11428 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11430 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11433 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11434 darwin9 for printing reg addresses with %y.
11436 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11438 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11439 truncation from operands in binary operations.
11441 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11444 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11445 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11446 subreg of op0 to the original op0.
11448 * expmed.c (store_bit_field_1): Use a temporary as the destination
11449 instead of a paradoxical subreg when we need to truncate the result.
11451 2009-07-01 DJ Delorie <dj@redhat.com>
11453 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11454 names to VLIW variants.
11455 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11456 * config/mep/intrinsics.md: Regenerate.
11457 * config/mep/intrinsics.h: Regenerate.
11458 * config/mep/mep-intrin.h: Regenerate.
11460 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11463 * jump.c (returnjump_p): Revert last patch.
11464 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11466 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11469 * pa.md (casesi32p): Use jump table label to determine the offset
11471 (casesi64p): Likewise.
11473 * pa.c (forward_branch_p): Return bool type. Use instruction
11474 addresses when available. Assert that INSN has a jump label.
11475 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11478 2009-07-01 Richard Guenther <rguenther@suse.de>
11480 PR tree-optimization/19831
11481 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11482 that only act as barriers do not make any previous stores necessary.
11483 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11484 HEAP variables global, do not add a constraint from nonlocal.
11485 (find_func_aliases): Handle escapes through return statements.
11486 (compute_points_to_sets): Make escaped HEAP variables global.
11488 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11491 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11492 after reducing a DImode cstore to SImode.
11494 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11496 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11497 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11499 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11501 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11502 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11504 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11505 and umod_optab if TARGET_BSD_DIVMOD.
11506 * config/vax/lib1funcs.asm: New file.
11507 * config/vax/t-linux: New file.
11508 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11510 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11513 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11514 to type arguments that have void type.
11517 * dwarf2out.c (gen_formal_parameter_die): Call
11518 equate_decl_number_to_die if node is different from origin.
11520 2009-06-30 Anthony Green <green@moxielogic.com>
11522 Clean up moxie port for --enable-build-with-cxx.
11523 * config/moxie/moxie.c (moxie_function_value): First two
11524 parameters are const_tree, not tree.
11525 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11526 (REG_CLASS_NAMES): Ditto.
11527 (REGNO_REG_CLASS): Ditto.
11528 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11529 (moxie_function_value): Fix constyness of arguments.
11531 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11533 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11534 finalize_size_functions before further processing.
11535 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11536 (variable_size): Call self_referential_size on size expressions
11537 that contain a PLACEHOLDER_EXPR.
11538 (size_functions): New static variable.
11539 (copy_self_referential_tree_r): New static function.
11540 (self_referential_size): Likewise.
11541 (finalize_size_functions): New global function.
11542 * tree.c: Include tree-inline.h.
11543 (push_without_duplicates): New static function.
11544 (find_placeholder_in_expr): New global function.
11545 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11547 <tcc_expression>: Likewise.
11548 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11549 the call in the expression.
11550 * tree.h (finalize_size_functions): Declare.
11551 (find_placeholder_in_expr): Likewise.
11552 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11553 (substitute_placeholder_in_expr): Update comment.
11554 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11556 (copy_tree_body_r): Likewise.
11557 (copy_tree_body): New static function.
11558 (maybe_inline_call_in_expr): New global function.
11559 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11560 (maybe_inline_call_in_expr): Declare.
11561 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11562 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11565 2009-06-30 Richard Guenther <rguenther@suse.de>
11567 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11569 (propagate_necessity): Do not mark reaching defs of stores
11572 2009-06-30 Jan Hubicka <jh@suse.cz>
11574 * cfgloopanal.c (check_irred): Move into ...
11575 (mark_irreducible_loops): ... here; return true if ireducible
11577 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11578 (analyze_function): Try to prove loop finiteness.
11579 * cfgloop.h (mark_irreducible_loops): Update prototype.
11580 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11582 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11584 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11586 2009-06-30 Ira Rosen <irar@il.ibm.com>
11588 PR tree-optimization/40542
11589 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11592 2009-06-30 Martin Jambor <mjambor@suse.cz>
11594 PR tree-optimization/40582
11595 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11596 than useless_type_conversion_p.
11597 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11600 2009-06-30 Martin Jambor <mjambor@suse.cz>
11602 PR middle-end/40554
11603 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11605 2009-06-30 Richard Guenther <rguenther@suse.de>
11607 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11608 use ao_ref references.
11609 (walk_aliased_vdefs): Likewise.
11610 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11611 * tree-ssa-dce.c (struct ref_data): Remove.
11612 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11613 (mark_aliased_reaching_defs_necessary): Adjust.
11614 (mark_all_reaching_defs_necessary_1): Likewise.
11616 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11619 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11620 (emit_store_flag_1): Extract from emit_store_flag, adjust
11621 calls to (what now is) emit_cstore.
11622 (emit_store_flag): Call emit_store_flag_1 and also use it
11623 for what used to be recursive calls.
11625 2009-06-30 Wei Guozhi <carrot@google.com>
11628 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11629 if the target bb post dominates from bb.
11630 * config/i386/i386.c (memory_address_length): Check existence of base
11631 register before using it.
11633 2009-06-30 Nick Clifton <nickc@redhat.com>
11634 DJ Delorie <dj@redhat.com>
11636 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11637 __FMOVD_ENABLED__ is defined.
11639 (TARGET_FMOVD): Provide a default definition.
11640 (MASK_FMOVD): Likewise.
11641 (TARGET_CPU_CPP_BUILTINS): Define
11642 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11643 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11644 two fmov instructions depending upon whether TARGET_FMOVD is
11646 (split for DF load from memory into register): Also handle
11647 MEMs which consist of REG+DISP addressing.
11648 (split for DF store from register to memory): Likewise.
11649 * config/sh/sh.opt (mfmovd): Remove this switch.
11650 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11651 * config/sh/sh.c (sh_override_options): Do not automatically
11652 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11653 that to the -mfmovd command line switch.
11655 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11657 (fldi_ok): Always allow.
11658 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11660 2009-06-29 DJ Delorie <dj@redhat.com>
11662 * doc/install.texi (mep-x-elf): Correct chip's full name.
11664 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11666 * doc/extend.texi: Fix typo.
11668 2009-06-29 Tom Tromey <tromey@redhat.com>
11670 * dwarf2.h: Remove.
11671 * Makefile.in (DWARF2_H): New variable.
11672 (except.o): Use it.
11673 (dwarf2out.o): Likewise.
11674 (dwarf2asm.o): Likewise.
11675 * config/i386/t-i386: Use DWARF2_H.
11676 * except.c: Include elf/dwarf2.h.
11677 * unwind-dw2.c: Include elf/dwarf2.h.
11678 * dwarf2out.c: Include elf/dwarf2.h.
11679 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11680 <dtprel>: New field.
11681 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11682 (size_of_loc_descr): Likewise.
11683 (output_loc_operands_raw): Likewise.
11684 (output_loc_operands): Handle new dtprel field.
11685 (loc_checksum): Update.
11686 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11687 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11688 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11689 * dwarf2asm.c: Include elf/dwarf2.h.
11690 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11691 * config/mmix/mmix.c: Include elf/dwarf2.h.
11692 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11693 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11694 * config/sh/sh.c: Include elf/dwarf2.h.
11695 * config/i386/i386.c: Include elf/dwarf2.h.
11697 2009-06-29 DJ Delorie <dj@redhat.com>
11699 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11701 * doc/extend.texi: Add MeP attributes and pragmas.
11702 * doc/invoke.text: Add MeP Options.
11703 * doc/contrib.texi: Add MeP contribution.
11704 * doc/md.texi: Add MeP constraints.
11705 * doc/install.texi: Add MeP target.
11707 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11709 * target.h (struct gcc_target): Add frame_pointer_required field.
11710 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11711 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11712 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11714 * reload1.c (update_eliminables): (Ditto.).
11715 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11716 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11717 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11719 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11721 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11722 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11723 (arm_frame_pointer_required): New function.
11725 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11726 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11727 (avr_frame_pointer_required_p): Declare as static.
11728 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11730 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11731 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11732 (bfin_frame_pointer_required): Make as static, change return type
11734 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11736 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11737 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11738 (cris_frame_pointer_required): New function.
11740 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11742 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11743 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11744 (fr30_frame_pointer_required): New function.
11746 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11747 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11748 (frv_frame_pointer_required): Make as static, change return type
11750 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11752 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11753 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11754 (ix86_frame_pointer_required): Make as static, change return type to
11756 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11758 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11759 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11761 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11763 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11765 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11767 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11768 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11769 (mips_frame_pointer_required): Make as static.
11770 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11772 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11773 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11774 (mmix_frame_pointer_required): Mew function.
11776 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11777 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11779 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11781 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11783 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11785 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11786 (CAN_ELIMINATE): Redefine.
11787 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11788 (sparc_frame_pointer_required): New function.
11789 (sparc_can_eliminate): New function.
11790 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11792 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11793 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11795 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11796 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11797 (xtensa_frame_pointer_required): Make as static, change return type
11799 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11802 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11804 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11805 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11806 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11807 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11808 (register_callback): Handle PLUGIN_START_UNIT.
11809 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11811 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11813 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11815 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11816 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11818 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11820 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11823 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11825 * doc/extend.texi (Additional Floating Types): __float128 is also
11826 supported on i386 targets.
11828 2009-06-29 Richard Guenther <rguenther@suse.de>
11830 PR middle-end/14187
11831 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11833 (pt_solutions_same_restrict_base): Declare.
11834 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11836 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11837 (make_constraint_from, make_copy_constraint): Move earlier.
11838 (make_constraint_from_heapvar): New function.
11839 (make_constraint_from_restrict): Likewise.
11840 (handle_lhs_call): Use it.
11841 (find_func_aliases): Use it to track conversions to restrict
11842 qualified pointers.
11843 (struct fieldoff): Add only_restrict_pointers flag.
11844 (push_fields_onto_fieldstack): Initialize it.
11845 (create_variable_info_for): Track global restrict qualified pointers.
11846 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11847 Track restrict qualified pointer arguments.
11848 (set_uids_in_ptset): Use varinfo is_global_var flag.
11849 (find_what_var_points_to): Set the vars_contains_restrict flag.
11850 Always create the points-to solution for sets including restrict tags.
11851 (pt_solutions_same_restrict_base): New function.
11852 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11853 qualified pointers use pt_solutions_same_restrict_base as
11854 additional source for disambiguation.
11856 2009-06-29 Richard Guenther <rguenther@suse.de>
11858 PR middle-end/38212
11859 * alias.c (find_base_decl): Remove.
11860 (get_deref_alias_set_1): Remove restrict handling.
11861 * c-common.c (c_apply_type_quals_to_decl): Do not set
11862 DECL_POINTER_ALIAS_SET.
11863 * gimplify.c (find_single_pointer_decl_1): Remove.
11864 (find_single_pointer_decl): Likewise.
11865 (internal_get_tmp_var): Remove restrict handling.
11866 (gimple_regimplify_operands): Likewise.
11867 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11868 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11869 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11870 * tree.c (restrict_base_for_decl): Remove.
11871 (init_ttree): Do not allocate it.
11872 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11873 LABEL_DECL_UID for label decls.
11874 (copy_node_stat): Do not copy restrict information.
11875 (decl_restrict_base_lookup): Remove.
11876 (decl_restrict_base_insert): Likewise.
11877 (print_restrict_base_statistics): Likewise.
11878 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11879 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11880 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11881 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11882 (LABEL_DECL_UID): Adjust.
11883 (DECL_BASED_ON_RESTRICT_P): Remove.
11884 (DECL_GET_RESTRICT_BASE): Likewise.
11885 (SET_DECL_RESTRICT_BASE): Likewise.
11886 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11888 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11889 instead of DECL_POINTER_ALIAS_SET.
11890 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11891 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11892 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11894 2009-06-29 Richard Guenther <rguenther@suse.de>
11896 PR tree-optimization/40579
11897 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11898 the IL to simplify has constants that overflowed.
11900 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11902 PR tree-optimization/40550
11903 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11904 vector_compute_type only when the size of vector_compute_type is
11905 less than the size of type.
11907 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11909 * fold-const.c (contains_label_1): Fix comments.
11910 (contains_label_p): Do not walk trees multiple time.
11912 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11914 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11915 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11916 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11917 ix86_fp_comparison_operator.
11918 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11919 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11920 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11921 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11922 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11923 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11924 (related splits): Change predicate to ix86_fp_comparison_operator.
11925 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11926 instead of ix86_fp_comparison_codes.
11927 (ix86_trivial_fp_comparison_operator,
11928 ix86_fp_comparison_operator): New.
11929 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11930 (ix86_expand_compare): Eliminate last two parameters.
11931 (ix86_fp_jump_nontrivial_p): Kill.
11932 * config/i386/i386.c (put_condition_code): Eliminate call to
11933 ix86_fp_comparison_codes and subsequent assertion.
11934 (ix86_fp_comparison_codes): Eliminate.
11935 (ix86_fp_swap_condition): New.
11936 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11937 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11938 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11939 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11940 and ix86_fp_swap_condition.
11941 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11942 Use ix86_fp_comparison_strategy.
11943 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11944 (ix86_fp_jump_nontrivial_p): Eliminate.
11945 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11946 call to ix86_expand_compare.
11947 (ix86_split_fp_branch, ix86_expand_setcc,
11948 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11949 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11951 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11953 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11954 related to jump_clobbers.
11955 * config/arm/arm.md (conds): Remove jump_clob case.
11956 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11957 splits): Change comparison_operator to arm_comparison_operator.
11958 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11961 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11963 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11964 condition for floating point modes.
11965 * expmed.c (emit_store_flag_1): Move here a bigger part
11966 of emit_store_flag.
11967 (emit_store_flag): Try swapping the condition for floating point
11969 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11971 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11973 * expr.c (expand_expr_real_1): Just use do_store_flag.
11974 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11975 emit_store_flag_force.
11976 * expmed.c (emit_store_flag_force): Copy here trick
11977 previously in expand_expr_real_1. Try reversing the comparison.
11978 (emit_store_flag_1): Work if target is NULL.
11979 (emit_store_flag): Work if target is NULL, using the result mode
11980 from the comparison. Use split_comparison, restructure final part
11981 to simplify conditionals.
11983 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11985 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11986 * dojump.c (do_jump): Change handling of floating-point
11987 ops to use just do_compare_and_jump.
11988 (split_comparison): New.
11989 (do_compare_rtx_and_jump): Add here logic coming previously
11990 in do_jump, using split_comparison.
11992 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11995 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11997 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11999 * tree-ssa-alias.c: Fix unintentional commit.
12001 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12003 * passes.c (execute_one_pass): Fix unintentional commit.
12005 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12007 * df-problems.c (df_set_seen, df_unset_seen): Delete.
12008 (df_rd_local_compute, df_md_local_compute): Inline them.
12010 (df_md_scratch): New.
12011 (df_md_alloc, df_md_free): Allocate/free it.
12012 (df_md_local_compute): Only include live registers in init.
12013 (df_md_transfer_function): Prune the in-set computed by
12014 the confluence function, and the gen-set too.
12016 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12018 PR rtl-optimization/26854
12019 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
12020 * df-problems.c (df_rd_add_problem): Fix comment.
12021 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
12022 df_md_simulate_artificial_defs_at_top,
12023 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
12024 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
12025 df_md_transfer_function, df_md_init, df_md_confluence_0,
12026 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
12027 problem_MD, df_md_add_problem): New.
12028 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
12029 df_md_get_bb_info): New.
12030 (DF_LAST_PROBLEM_PLUS1): Adjust.
12032 * Makefile.in (fwprop.o): Include domwalk.h.
12033 * fwprop.c: Include domwalk.h.
12034 (reg_defs, reg_defs_stack): New.
12035 (bitmap_only_bit_between): Remove.
12036 (process_defs): New.
12037 (process_uses): Use reg_defs and local_md instead of
12038 bitmap_only_bit_between and local_rd.
12039 (single_def_use_enter_block): New, from build_single_def_use_links.
12040 (single_def_use_leave_block): New.
12041 (build_single_def_use_links): Remove code moved to
12042 single_def_use_enter_block, invoke domwalk.
12043 (use_killed_between): Adjust comment.
12045 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12047 * bitmap.h (bitmap_ior_and_into): New.
12048 * bitmap.c (bitmap_ior_and_into): New.
12050 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12052 * domwalk.h (struct dom_walk_data): Remove all callbacks except
12053 before_dom_children_before_stmts and after_dom_children_after_stmts.
12054 Rename the two remaining callbacks to just before_dom_children and
12055 after_dom_children. Remove other GIMPLE statement walking bits.
12056 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
12057 * graphite.c: Do not include domwalk.h.
12058 * tree-into-ssa.c (interesting_blocks): New global.
12059 (struct mark_def_sites_global_data): Remove it and names_to_rename.
12060 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
12061 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
12062 now that they're not domwalk callbacks.
12063 (rewrite_initialize_block): Rename to...
12064 (rewrite_enter_block): ... this, place after called functions. Test
12065 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
12066 (rewrite_finalize_block): Rename to...
12067 (rewrite_leave_block): ... this, place after called functions.
12068 (rewrite_update_init_block): Rename to...
12069 (rewrite_update_enter_block): ... this, place after called functions.
12070 Test interesting_blocks, call rewrite_update_stmt and
12071 rewrite_update_phi_arguments.
12072 (rewrite_update_fini_block): Rename to...
12073 (rewrite_leave_block): ... this, place after called functions.
12074 (rewrite_blocks): Remove last argument, simplify initialization of
12076 (mark_def_sites_initialize_block): Rename to...
12077 (mark_def_sites_block): ... this, call mark_def_sites.
12078 (mark_def_sites_blocks): Remove argument, simplify initialization of
12080 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
12081 (update_ssa): Likewise.
12082 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
12084 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
12085 (dom_opt_initialize_block): Rename to...
12086 (dom_opt_enter_block): ... this, place after called functions. Walk
12087 statements here, inline propagate_to_outgoing_edges.
12088 (dom_opt_finalize_block): Rename to...
12089 (dom_opt_leave_block): ... this, place after called functions.
12090 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
12092 (dse_enter_block, dse_record_phi): New.
12093 (dse_record_phis): Delete.
12094 (dse_finalize_block): Rename to...
12095 (dse_leave_block): ... this.
12096 (tree_ssa_dse): Simplify initialization of walk_data.
12097 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
12098 Adjust initialization of walk_data.
12099 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
12100 * tree-ssa-loop-phiopt.c (get_non_trapping):
12101 Adjust initialization of walk_data.
12102 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
12103 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
12104 it's not a domwalk callback.
12105 (uncprop_initialize_block): Rename to...
12106 (dse_enter_block): ... this, call uncprop_into_successor_phis.
12107 (dse_finalize_block): Rename to...
12108 (dse_leave_block): ... this.
12109 (tree_ssa_uncprop): Simplify initialization of walk_data.
12110 * Makefile.in: Adjust dependencies.
12112 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
12114 * arm.md (casesi): Fix test for Thumb1.
12115 (thumb1_casesi_internal_pic): Likewise.
12116 (thumb1_casesi_dispatch): Likewise.
12118 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
12120 * config/arm/arm-cores.def: Added core cortex-m0.
12121 * config/arm/arm-tune.md: Regenerated.
12122 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
12124 2009-06-26 DJ Delorie <dj@redhat.com>
12126 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
12128 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
12129 the scheduler doesn't tag jump insns.
12131 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
12133 * c-decl.c (merge_decls): Re-indent.
12135 2009-06-26 Janis Johnson <janis187@us.ibm.com>
12138 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
12139 Special-case decimal float constants.
12141 2009-06-26 Richard Henderson <rth@redhat.com>
12143 * function.h (struct function): Add cannot_be_copied_reason,
12144 and cannot_be_copied_set.
12145 * tree-inline.c (has_label_address_in_static_1): Rename from
12146 inline_forbidden_p_2; don't set inline_forbidden_reason here.
12147 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
12148 don't set inline_forbidden_reason.
12149 (copy_forbidden): New function, split out of inline_forbidden_p.
12150 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
12151 (inline_forbidden_p): Use copy_forbidden.
12152 (tree_versionable_function_p): Likewise.
12153 (inlinable_function_p): Merge into tree_inlinable_function_p.
12154 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
12155 * ipa-cp.c (ipcp_versionable_function_p): New function.
12156 (ipcp_cloning_candidate_p): Use it.
12157 (ipcp_node_modifiable_p): Likewise.
12159 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
12161 * builtins.c (expand_builtin_alloca): Handle builtin alloca
12162 that is marked not to be inlined. Remove flag_mudflap use.
12163 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
12164 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
12166 2009-06-26 Steve Ellcey <sje@cup.hp.com>
12169 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
12170 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
12172 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
12174 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
12176 (__mingwthr_remove_key_dtor): Likewise.
12178 2009-06-26 Richard Guenther <rguenther@suse.de>
12180 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
12182 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
12184 PR middle-end/40525
12185 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
12186 try the non-cond_exec path also.
12188 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12191 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
12192 (output_cbranch): Use new functions.
12193 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
12196 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
12197 Pat Haugen <pthaugen@us.ibm.com>
12198 Revital Eres <ERES@il.ibm.com>
12200 * config/rs6000/rs6000.c (print_operand): Correct lossage message
12201 for %c error. Add %x support to print VSX registers as a unified
12202 register set, instead of separate float and altivec registers.
12203 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
12204 %y case, and add support for VSX pre-modify addresses.
12205 (output_toc): Add assert for CONST containing an integer constant
12207 (rs6000_adjust_cost): Add POWER7 support.
12208 (insn_must_be_first_in_group): Ditto.
12209 (insn_must_be_last_in_group): Ditto.
12210 (rs6000_emit_popcount): Ditto.
12211 (rs6000_vector_mode_supported_p): Ditto.
12213 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
12214 Change some of the functions called by macros to being called
12215 through a pointer, so debug functions can be inserted if
12216 -mdebug=addr or -mdebug=cost.
12217 (rs6000_preferred_reload_class_ptr): Ditto.
12218 (rs6000_secondary_reload_class_ptr): Ditto.
12219 (rs6000_secondary_memory_needed_ptr): Ditto.
12220 (rs6000_cannot_change_mode_class_ptr): Ditto.
12221 (rs6000_secondary_reload_inner): Ditto.
12222 (rs6000_legitimize_reload_address): Ditto.
12223 (rs6000_legitimize_reload_address_ptr): Ditto.
12224 (rs6000_mode_dependent_address): Ditto.
12225 (rs6000_mode_dependent_address_ptr): Ditto.
12227 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
12228 function to return true if the mode allows reg + integer
12230 (virtual_stack_registers_memory_p): New function to return true if
12231 the address refers to a virtual stack register.
12232 (rs6000_legitimate_offset_address_p): Move code to say whether a
12233 mode supports reg+int addressing to reg_offset_addressing_ok_p and
12235 (rs6000_legitimate_address_p): Add checks for modes that only can
12236 do reg+reg addressing. Start adding VSX support.
12237 (rs6000_legitimize_reload_address): Ditto.
12238 (rs6000_legitimize_address): Ditto.
12239 (rs6000_debug_legitimate_address_p): New debug functions for
12240 -mdebug=addr and -mdebug=cost.
12241 (rs6000_debug_rtx_costs): Ditto.
12242 (rs6000_debug_address_costs): Ditto.
12243 (rs6000_debug_adjust_cost): Ditto.
12244 (rs6000_debug_legitimize_address): Ditto.
12245 (rs6000_legitimize_reload_address_ptr): Point to call normal
12246 function or debug function. Make functions called via pointer
12248 (rs6000_mode_dependent_address_ptr): Ditto.
12249 (rs6000_secondary_reload_class_ptr): Ditto.
12250 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
12251 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
12252 into a friendlier error.
12253 (rs6000_init_builtins): Add initial VSX support.
12254 (rs6000_adjust_cost): Fix some spacing issues.
12256 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
12257 (REG_CLASS_NAMES): Ditto.
12258 (REG_CLASS_CONTENTS): Ditto.
12259 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
12260 pointer, to add -mdebug=addr support.
12261 (CANNOT_CHANGE_MODE_CLASS): Ditto.
12262 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
12263 -mdebug=addr support.
12264 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
12265 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
12266 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
12268 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
12270 (bswapsi*): Set attribute types for load/store. Add combiner
12271 patterns to eliminate zero extend on 64-bit.
12272 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
12273 stdbrx if the hardware supports those instructions.
12275 2009-06-25 Ian Lance Taylor <iant@google.com>
12277 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
12278 (Link Options): Document -static-libstdc++.
12280 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12283 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
12284 DATA_ALIGNMENT instead.
12286 2009-06-25 Richard Guenther <rguenther@suse.de>
12288 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
12289 indirect references against the callused/escaped solutions.
12290 (call_may_clobber_ref_p_1): Likewise.
12292 2009-06-25 Martin Jambor <mjambor@suse.cz>
12294 PR tree-optimization/40493
12295 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
12296 (enum unscalarized_data_handling): New type.
12297 (handle_unscalarized_data_in_subtree): Return what has been done.
12298 (load_assign_lhs_subreplacements): Handle left flushes differently.
12299 (sra_modify_assign): Use unscalarized_data_handling, simplified
12300 condition determining whether to remove the statement.
12302 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12304 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12305 excerpt - @ should be doubled for texinfo.
12307 2009-06-24 Ian Lance Taylor <iant@google.com>
12309 * config/arc/arc.c: Include "df.h".
12310 (arc_attribute_table): Make static. Move higher in file.
12311 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12312 (output_shift): Initialize n later to avoid warning.
12313 * config/arm/arm.c (arm_attribute_table): Make static. Move
12315 * config/avr/avr.c (avr_attribute_table): Make static. Move
12317 (reg_class_tab): Change array type from int to enum reg_class.
12318 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12320 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12321 (lshrhi3_out): Likewise.
12322 (class_likely_spilled_p): Change return type to bool.
12323 (avr_rtx_costs): Use local code variable with enum type.
12324 * config/avr/avr.md (movmemhi): Use add_reg_note.
12325 (andhi3, andsi3): Don't use AS2 with "and".
12326 (iorhi3, iorsi3): Don't use AS2 with "or".
12327 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12328 * config/crx/crx.c: Include "df.h".
12329 (crx_attribute_table): Make static.
12330 * config/m32r/m32r.c: Include "df.h".
12331 (m32r_attribute_table): Make static. Move higher in file.
12332 (pop): Use add_reg_note.
12333 (block_move_call): Change 0 to LCT_NORMAL in function call.
12334 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12335 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12336 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12337 declare, not just when TREE_CODE is defined.
12338 * config/m68hc11/m68hc11.c: Include "expr.h".
12339 (m68hc11_attribute_table): Make static. Move higher in file.
12340 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12342 (m68hc11_register_indirect_p): Likewise.
12343 (m68hc11_function_arg_padding): Change return type to enum
12345 (emit_move_after_reload): Use add_reg_note.
12346 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12347 (m68hc11_split_logical): Likewise.
12348 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12350 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12351 to VOIDmode in function call.
12352 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12354 (m68hc11_split_logical): Update declaration.
12355 (m68hc11_function_arg_padding): Update declaration.
12356 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12357 to array of enum reg_class.
12358 (mcore_attribute_table): Make static. Move higher in file.
12359 (mcore_rtx_costs): Add cast to enum type.
12360 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12361 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12362 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12364 * config/sh/predicates.md (trapping_target_operand): Rename and to
12366 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12368 * config/spu/spu.c (spu_attribute_table): Make static. Move
12370 * config/v850/v850.c (v850_attribute_table): Make static. Move
12372 (v850_rtx_costs): Use local code with enum type.
12373 (expand_epilogue): Add cast.
12374 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12376 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12379 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12380 -m2a-single-only and -m2a-nofpu.
12381 * config/sh/sh.opt: Document m2a generates FPU code.
12383 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12385 * defaults.h (CAN_ELIMINATE): Provide default.
12386 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12387 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12388 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12389 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12390 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12391 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12392 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12393 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12394 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12395 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12397 2009-06-24 DJ Delorie <dj@redhat.com>
12399 * mep-ext-cop.cpu: Fix copyright notice.
12400 * mep-default: Fix copyright notice.
12401 * mep-core: Fix copyright notice.
12402 * mep: Fix copyright notice.
12403 * mep-ivc2: Fix copyright notice.
12404 * mep-c5: Fix copyright notice.
12406 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12408 * doc/contrib.texi (Contributors):
12410 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12412 PR middle-end/40501
12413 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12414 src and dst operands if necessary.
12416 2009-06-23 DJ Delorie <dj@redhat.com>
12419 * config.gcc: Add mep support.
12420 * recog.c: Resurrect validate_replace_rtx_subexp().
12421 * recog.h: Likewise.
12422 * config/mep/: Add new port:
12423 * config/mep/constraints.md: New file.
12424 * config/mep/default.h: New file.
12425 * config/mep/intrinsics.h: New file.
12426 * config/mep/intrinsics.md: New file.
12427 * config/mep/ivc2-template.h: New file.
12428 * config/mep/mep-c5.cpu: New file.
12429 * config/mep/mep-core.cpu: New file.
12430 * config/mep/mep-default.cpu: New file.
12431 * config/mep/mep-ext-cop.cpu: New file.
12432 * config/mep/mep-intrin.h: New file.
12433 * config/mep/mep-ivc2.cpu: New file.
12434 * config/mep/mep-lib1.asm: New file.
12435 * config/mep/mep-lib2.c: New file.
12436 * config/mep/mep-pragma.c: New file.
12437 * config/mep/mep-protos.h: New file.
12438 * config/mep/mep-tramp.c: New file.
12439 * config/mep/mep.c: New file.
12440 * config/mep/mep.cpu: New file.
12441 * config/mep/mep.h: New file.
12442 * config/mep/mep.md: New file.
12443 * config/mep/mep.opt: New file.
12444 * config/mep/predicates.md: New file.
12445 * config/mep/t-mep: New file.
12447 2009-06-23 Ian Lance Taylor <iant@google.com>
12449 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12450 from loose_warn into c_loose_warn and from strict_warn into
12451 c_strict_warn. Set and substitute warn_cxxflags. Check for
12452 --enable-build-with-cxx. Set and substitute
12453 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12454 * Makefile.in (CXXFLAGS): New variable.
12455 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12456 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12457 the default is the same as $(STRICT_WARN).
12458 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12459 (CXX): New variable.
12460 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12461 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12462 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12463 (HOST_LIBS): New variable.
12464 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12465 (ALL_CXXFLAGS): New variable.
12466 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12467 * doc/install.texi (Configuration): Document
12468 --enable-build-with-cxx, --with-stage1-ldflags,
12469 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12470 * configure: Rebuild.
12472 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12474 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12475 from previous commit.
12477 2009-06-23 Ian Lance Taylor <iant@google.com>
12479 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12481 2009-06-23 Ian Lance Taylor <iant@google.com>
12483 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12484 with ATTRIBUTE_UNUSED.
12486 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12487 Pat Haugen <pthaugen@us.ibm.com>
12488 Revital Eres <eres@il.ibm.com>
12490 * config.in (HAVE_AS_POPCNTD): Add default definition.
12491 (HAVE_AS_LWSYNC): Ditto.
12493 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12495 (gcc_cv_as_powerpc_cmpb): Ditto.
12496 (gcc_cv_as_powerpc_dfp): Ditto.
12497 (gcc_cv_as_powerpc_vsx): Ditto.
12498 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12499 supporting the popcntd/lwsync instructions.
12500 (gcc_cv_as_powerpc_lwsync): Ditto.
12501 * configure: Regenerate.
12503 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12504 -mcpu=native and -mcpu=power7.
12505 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12507 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12508 a variable instead of a mask to reduce the number of mask bits.
12509 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12510 (-mbit-word): Ditto.
12511 (-mregnames): Ditto.
12512 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12513 (-mfused-madd): Ditto.
12515 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12517 (-mvsx): New switch for VSX instructions.
12518 (-misel): Move from a variable to a mask to allow it to be set by
12521 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12522 function declaration to an array declaration.
12523 (rs6000_hard_regno_nregs): New external array declaration.
12525 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12526 files included by rs6000.md.
12528 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12529 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12531 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12533 (rs6000_debug_reg): New -mdebug= variables.
12534 (rs6000_debug_addr): Ditto.
12535 (rs6000_debug_cost): Ditto.
12536 (rs6000_pmode): New variable to hold Pmode.
12537 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12538 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12539 calculated at compiler start.
12540 (rs6000_hard_regno_nregs): Change function to an array which holds
12541 HARD_REGNO_NREGS calculated at compiler start.
12542 (rs6000_explicit_options): Delete isel field.
12543 (rs6000_vector_unit): New array to hold which vector unit
12544 supports arithmetic options for a given type.
12545 (rs6000_vector_mem): New array to hold which vector unit supports
12546 memory reference operations for a given type.
12547 (rs6000_vector_align): New array to given the alignment of each
12549 (power7_cost): New basic costs for power7.
12550 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12551 (rs6000_hard_regno_nregs_internal): New function, moved from
12552 HARD_REGNO_NREGS, to calculate the number of registers each hard
12553 register takes for each type.
12554 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12555 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12556 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12557 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12558 unit information here so it is calculated once at compiler startup
12560 (rs6000_override_options): Make -misel a target mask. Add more
12561 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12562 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12564 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12565 (rs6000_handle_option): Move -misel from variable to target mask.
12566 (rs6000_builtin_mask_for_load): Add VSX support.
12567 (rs6000_conditional_register_usage): Ditto.
12568 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12569 (function_arg_boundary): Ditto.
12570 (rs6000_expand_builtin): Ditto.
12571 (def_builtin): Make abort message a little friendlier.
12572 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12574 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12575 assembler support the popcntd instruction instead of a vsx
12576 instruction to enable power7 support.
12577 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12578 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12579 option to the assembler if -mcpu=native.
12580 (ASM_CPU_NATIVE_SPEC): Ditto.
12581 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12583 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12584 the lwsync instruction.
12585 (enum processor_type): Add PROCESSOR_POWER7.
12586 (rs6000_debug_reg): New -mdebug= options.
12587 (rs6000_debug_addr): Ditto.
12588 (rs6000_debug_cost): Ditto.
12589 (rs6000_isel): Delete.
12590 (enum rs6000_vector): New enum to say what vector unit we have.
12591 (VECTOR_UNIT_*): New macros to say which vector unit has
12592 arithmetic operations for a given type.
12593 (VECTOR_MEM_*): New macros to say which vector unit has memory
12594 operations for a given type.
12595 (TARGET_LDBRX): Whether the machine supports the ldbrx
12597 (TARGET_ISEL): Delete, -misel moved to be a mask.
12598 (TARGET_ISEL64): New macro for 64-bit isel support.
12599 (UNITS_PER_VSX_WORD): New macro.
12600 (POINTER_SIZE): Move to be an external variable, rather than
12601 calculating whether we are generating 32 ot 64-bit code.
12603 (STACK_BOUNDARY): Add VSX support.
12604 (LOCAL_ALIGNMENT): Ditto.
12605 (SLOW_UNALIGNED_ACCESS): Ditto.
12606 (VSX_REGNO_P): New macro for VSX support.
12607 (VFLOAT_REGNO_P): Ditto.
12608 (VINT_REGNO_P): Ditto.
12609 (VLOGICAL_REGNO_P): Ditto.
12610 (VSX_VECTOR_MODE): Ditto.
12611 (VSX_SCALAR_MODE): Ditto.
12613 (VSX_MOVE_MODE): Ditto.
12614 (VSX_REG_CLASS_P): Ditto.
12615 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12617 (UNITS_PER_SIMD_WORD): Add VSX support.
12618 (MODES_TIEABLE_P): Ditto.
12619 (STARTING_FRAME_OFFSET): Ditto.
12620 (STACK_DYNAMIC_OFFSET): Ditto.
12621 (EPILOGUE_USES): Ditto.
12622 (REGNO_REG_CLASS): Move to array lookup.
12623 (CLASS_MAX_NREGS): Ditto.
12624 (rs6000_vector_reg_class): Add declaration.
12625 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12626 overlap with the floating point and Altivec registers.
12628 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12630 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12631 give the appropriate asm switches if -mcpu=native.
12632 (host_detect_local_cpu): Add support for "asm".
12633 (host_detect_local_cpu): Follow GNU code guidelines for name.
12635 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12636 -mbit-word to a variable instead of being a target mask.
12638 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12639 emit the lwsync instruction instead of emitting the instruction as
12640 an integer constant.
12642 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12643 fixuns_trundfsi2, move expander into rs6000.md.
12645 * config/rs6000/rs6000.md (cpu): Add power7.
12646 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12647 (logical predicate patterns): Change the single instruction
12648 primitives that set CR0 to be fast_compare instead of compare.
12650 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12651 (popcntddi2): Ditto.
12652 (popcount<mode>): Ditto.
12653 (floating multiply/add insns): Name the floating point
12654 multiply/add insns.
12655 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12656 (isel_unsigned_<mode>): Ditto.
12657 (fixuns_trundfsi2): Move expander here from spe.md.
12658 (smindi3): Define if we have -misel on 64-bit systems.
12663 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12665 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12667 * config/avr/avr.c (avr_current_device): New variable.
12668 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12669 (avr_arch, mcu_type_s): Move to avr.h.
12670 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12671 default_data_section_start fields.
12672 (avr_arch): Moved from avr.c.
12673 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12674 library_name fields.
12675 (avr_current_device, avr_mcu_types, avr_arch_types,
12676 avr_device_to_arch, avr_device_to_data_start,
12677 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12678 (EXTRA_SPEC_FUNCTIONS): Define.
12679 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12680 options mapping. Use device_to_arch and device_to_data_start insted.
12681 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12682 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12683 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12684 * config/avr/driver-avr.c: New file.
12685 * config/avr/avr-devices.c: New file.
12687 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12689 * var-tracking.c (unshare_variable): Force initialized to
12690 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12691 (set_variable_part): Likewise.
12692 (struct variable_union_info): Remove pos_src field.
12693 (vui_vec, vui_allocated): New variables.
12694 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12695 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12696 == 1 use a simpler sorting algorithm. Compute pos field right
12697 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12698 Avoid quadratic comparison if !flag_var_tracking_uninit.
12699 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12700 unshare_variable unconditionally.
12701 (dataflow_set_different_2): Removed.
12702 (dataflow_set_different): Don't traverse second hash table.
12703 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12704 unconditionally to var_reg_set or var_mem_set.
12705 (emit_notes_in_bb): Likewise.
12706 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12708 (emit_note_insn_var_location): Don't set initialized to
12709 VAR_INIT_STATUS_INITIALIZED early.
12710 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12712 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12714 * tree-object-size.c (addr_object_size): Instead of checking
12715 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12716 are no FIELD_DECLs following it.
12718 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12720 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12721 order to match bswaps with signed source operands.
12723 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12725 * sdbout.c (sdbout_one_type): Fix braces in switch.
12727 2009-06-23 Richard Guenther <rguenther@suse.de>
12729 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12731 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12732 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12733 var_callused, callused_tree, var_storedanything, storedanything_tree,
12734 var_integer, integer_tree): Remove global variables.
12735 (new_var_info): Do not pass new id, append the new var to the
12736 global variable vector.
12737 (do_ds_constraint): Use is_global_var member of the variable-info.
12738 (new_scalar_tmp_constraint_exp): Adjust.
12739 (create_function_info_for): Likewise.
12740 (create_variable_info_for): Likewise.
12741 (find_what_var_points_to): Remove dead code.
12742 (init_base_vars): Simplify.
12743 (compute_points_to_sets): Adjust.
12745 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12747 * combine.c (try_combine): Dump information about the insns we're
12750 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12752 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12753 check when calling force_to_mode on TRUNCATE's operand.
12755 2009-06-22 Ian Lance Taylor <iant@google.com>
12757 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12759 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12761 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12763 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12765 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12766 override library linkage flags such as -static-libgcc or
12769 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12771 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12773 2009-06-22 Ian Lance Taylor <iant@google.com>
12775 * config/linux.opt: Put mglibc ahead of muclibc.
12777 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12778 for duplicate decls.
12780 2009-06-22 Matthias Klose <doko@ubuntu.com>
12782 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12784 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12787 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12788 instead of NULL if a parser error occurs.
12790 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12792 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12793 non-DWARF2_DEBUGGING_INFO version.
12795 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12797 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12798 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12800 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12801 (LIBGCC2_TF_CEXT): Define.
12804 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12807 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12809 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12811 * config/arm/arm.c (arm_override_options): Disable
12812 -mcaller-super-interworking and -mcallee-super-interworking.
12813 * doc/invoke.texi (ARM Options): Document this.
12815 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12817 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12818 * config/arm/constraints.md (j): New constraint for movw operands.
12819 (N): Remove thumb2 meaning.
12820 * config/arm/arm.md (*arm_movw): Delete.
12821 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12822 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12823 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12825 2009-06-22 Martin Jambor <mjambor@suse.cz>
12827 PR tree-optimization/40492
12828 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12829 build_ref_for_offset.
12831 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12833 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12834 JUMP_TABLE_DATA_P predicates where applicable.
12835 * auto-inc-dec.c: Ditto.
12836 * builtins.c: Ditto.
12837 * caller-save.c: Ditto.
12839 * cfgcleanup.c: Ditto.
12840 * cfglayout.c: Ditto.
12842 * combine.c: Ditto.
12843 * combine-stack-adj.c: Ditto.
12847 * df-scan.c: Ditto.
12849 * dwarf2asm.c: Ditto.
12850 * dwarf2out.c: Ditto.
12851 * emit-rtl.c: Ditto.
12857 * function.c: Ditto.
12860 * genpreds.c: Ditto.
12861 * genrecog.c: Ditto.
12863 * ira-costs.c: Ditto.
12864 * ira-lives.c: Ditto.
12866 * loop-iv.c: Ditto.
12867 * lower-subreg.c: Ditto.
12868 * modulo-sched.c: Ditto.
12870 * postreload.c: Ditto.
12871 * print-rtl.c: Ditto.
12873 * reginfo.c: Ditto.
12874 * regmove.c: Ditto.
12875 * reload1.c: Ditto.
12878 * rtlanal.c: Ditto.
12880 * sched-vis.c: Ditto.
12882 * sel-sched-ir.c: Ditto.
12883 * simplify-rtx.c: Ditto.
12884 * targhooks.c: Ditto.
12885 * var-tracking.c: Ditto.
12886 * vmsdbgout.c: Ditto.
12888 2009-06-22 Matthias Klose <doko@ubuntu.com>
12890 * Makefile.in (install-plugin): Always use DESTDIR.
12892 2009-06-22 Olivier Hainque <hainque@adacore.com>
12894 * config/pa/pa.c (output_call): Don't optimize post call jumps
12895 into return address adjustments if the call may throw.
12897 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12899 * arm.c (thumb1_output_casesi): New function.
12900 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12901 optimizing for size or PIC.
12902 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12903 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12904 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12905 (thumb1_casesi_internal_pic): New expand rule.
12906 (thumb1_casesi_dispatch): New pattern.
12907 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12909 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12910 in the text seciton when PIC or optimizing for size.
12911 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12912 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12913 preservation properties of code.
12914 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12915 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12916 (__gnu_thumb1_case_si): New function.
12917 * t-arm (LIB1ASMSRC): Define here.
12918 (LIB1ASMFUNCS): Add some common functions.
12919 * t-arm-elf (LIB1ASMSRC): Delete.
12920 (LIB1ASMFUNCS): Append to existing set.
12921 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12922 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12923 * t-symbian (LIB1ASMFUNCS): Likewise.
12924 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12925 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12927 2009-06-21 Richard Guenther <rguenther@suse.de>
12929 PR tree-optimization/38729
12930 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12931 to loops with a single exit if -fno-expensive-optimizations.
12933 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12935 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12936 (dataflow_set): Change vars type from htab_t to shared_hash.
12937 (shared_hash_pool, empty_shared_hash): New variables.
12938 (vars_clear): Removed.
12939 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12940 shared_hash_find_slot_unshare, shared_hash_find_slot,
12941 shared_hash_find_slot_noinsert, shared_hash_find): New
12943 (shared_hash_unshare, shared_hash_destroy): New functions.
12944 (unshare_variable): Unshare set->vars if shared, use
12946 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12947 (get_init_value, find_src_set_src, dump_dataflow_set,
12948 clobber_variable_part, emit_notes_for_differences): Use
12950 (dataflow_set_init): Remove second argument, set vars to
12951 empty_shared_hash instead of creating a new htab.
12952 (dataflow_set_clear): Call shared_hash_destroy and set vars
12953 to empty_shared_hash instead of calling vars_clear.
12954 (dataflow_set_copy): Don't call vars_copy, instead just share
12955 the src htab with dst.
12956 (variable_union): Use shared_hash_*, use initially NO_INSERT
12957 lookup if set->vars is shared. Don't keep slot cleared before
12958 calling unshare_variable. Unshare set->vars if needed.
12959 Even ->refcount == 1 vars must be unshared if set->vars is shared
12960 and var needs to be modified.
12961 (variable_canonicalize): New function.
12962 (dataflow_set_union): If dst->vars is empty, just share src->vars
12963 with dst->vars and traverse with variable_canonicalize to canonicalize
12964 and unshare what is needed.
12965 (dataflow_set_different): If old_set and new_set use the same shared
12966 htab, they aren't different. If number of htab elements is different,
12967 htabs are different. Use shared_hash_*.
12968 (dataflow_set_destroy): Call shared_hash_destroy instead of
12970 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12971 second argument to dataflow_set_init.
12972 (vt_initialize): Likewise. Initialize shared_hash_pool and
12973 empty_shared_hash, move bb in/out initialization afterwards.
12974 Use variable_htab_free instead of NULL as changed_variables del hook.
12975 (variable_was_changed): Change type of second argument to pointer to
12976 dataflow_set. When inserting var into changed_variables, bump
12977 refcount. Unshare set->vars if set is shared htab and slot needs to
12979 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12980 lookup if set->vars is shared. Unshare set->vars if needed.
12981 Even ->refcount == 1 vars must be unshared if set->vars is shared
12982 and var needs to be modified. Adjust variable_was_changed caller.
12983 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12984 vars must be unshared if set->vars is shared and var needs to be
12985 modified. Adjust variable_was_changed caller.
12986 (emit_note_insn_var_location): Don't pool_free var.
12987 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12989 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12990 free_alloc_pool on shared_hash_pool.
12992 2009-06-20 Anthony Green <green@moxielogic.com>
12994 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12995 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12997 2009-06-20 Richard Guenther <rguenther@suse.de>
12999 * tree-ssa-structalias.c (find_func_aliases): For memset use
13000 a constraint from NULL if we memset to zero.
13001 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
13002 we explicitly handle that do not read from memory.
13003 (call_may_clobber_ref_p_1): Properly handle builtins that may
13006 2009-06-20 Richard Guenther <rguenther@suse.de>
13008 PR tree-optimization/40495
13009 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
13010 (new_scalar_tmp_constraint_exp): New function.
13011 (process_constraint): Do not create temporary decls.
13012 (process_all_all_constraints): Likewise.
13013 (handle_const_call): Likewise.
13014 (create_function_info_for): Do not set decl.
13016 2009-06-19 Ian Lance Taylor <iant@google.com>
13018 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
13019 (rs6000_attribute_table): Make static; move before use.
13021 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
13023 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
13024 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
13025 Propagate the TREE_READONLY flag without overwriting it.
13026 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
13027 Propagate the TREE_READONLY flag onto the result.
13028 (process_call_operands): Move around. Use correct constant value.
13030 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13033 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
13034 * config/arm/arm.md: Likewise.
13036 2009-06-19 Ian Lance Taylor <iant@google.com>
13038 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
13039 to GIMPLE_ERROR_MARK.
13041 * c-typeck.c (build_conditional_expr): Add op1_original_type and
13042 op2_original_type parameters. Warn about using different enum types.
13043 * c-parser.c (c_parser_conditional_expression): Pass original
13044 types to build_conditional_expr.
13045 * c-tree.h (build_conditional_expr): Update declaration.
13047 2009-06-19 Ian Lance Taylor <iant@google.com>
13049 * config/i386/i386.c (ix86_function_specific_save): Test that
13050 fields match values, rather than testing the values are in a
13053 2009-06-19 Richard Guenther <rguenther@suse.de>
13055 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
13056 ADDR_EXPR pointers.
13057 (ptr_derefs_may_alias_p): Likewise.
13058 (ptr_deref_may_alias_ref_p_1): New function.
13059 (ptr_deref_may_alias_ref_p): Likewise.
13060 (ref_maybe_used_by_call_p_1): Handle builtins that are not
13061 covered by looking at the ESCAPED solution.
13062 (call_may_clobber_ref_p_1): Likewise.
13063 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
13064 Handle NULL_TREE offset. Do not produce redundant constraints.
13065 (process_all_all_constraints): New helper function.
13066 (do_structure_copy): Use it.
13067 (handle_lhs_call): Likewise.
13068 (find_func_aliases): Handle some builtins with pointer arguments
13069 and/or return values explicitly.
13071 2009-06-19 Ian Lance Taylor <iant@google.com>
13073 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
13075 2009-06-19 Ian Lance Taylor <iant@google.com>
13077 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
13079 2009-06-19 Ian Lance Taylor <iant@google.com>
13081 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
13082 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
13085 * c-decl.c (finish_decl): If -Wc++-compat, warn about
13086 uninitialized const.
13088 2009-06-19 Ian Lance Taylor <iant@google.com>
13090 * dse.c (struct store_info): Rename bitmap field to bmap. Change
13093 * c-decl.c (in_struct, struct_types): Remove.
13094 (struct c_binding): Add in_struct field.
13095 (c_binding_ptr): Define type, along with VEC.
13096 (struct c_struct_parse_info): Define.
13097 (struct_parse_info): New static variable.
13098 (bind): Initialize in_struct field.
13099 (start_struct): Remove enclosing_in_struct and
13100 enclosing_struct_types parameters. Add
13101 enclosing_struct_parse_info parameter. Change all callers. Set
13102 struct_parse_info rather than in_struct and struct_types.
13103 (grokfield): If -Wc++-compat and there is a symbol binding for the
13104 field name, set the in_struct flag and push it on the
13105 struct_parse_info->fields vector.
13106 (warn_cxx_compat_finish_struct): New static function.
13107 (finish_struct): Remove enclosing_in_struct and
13108 enclosing_struct_types parameters. Add
13109 enclosing_struct_parse_info parameter. Change all callers. Don't
13110 set C_TYPE_DEFINED_IN_STRUCT here. Call
13111 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
13112 parameter. Only push on struct_types if warn_cxx_compat.
13113 (finish_enum): Only push on struct_types if warn_cxx_compat.
13114 (declspecs_add_type): Add loc parameter. Change all callers.
13115 Change all error calls to error_at. Pass loc, not input_location,
13116 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
13117 defined in a struct. If -Wc++-compat and parsing a struct, record
13118 that a typedef name was used.
13119 * c-parser.c (c_parser_declspecs): Get location to pass to
13120 declspecs_add_type.
13121 (c_parser_struct_or_union_specifier): Update calls to start_struct
13123 * c-tree.h (struct c_struct_parse_info): Declare.
13124 (finish_struct, start_struct): Update declarations.
13125 (declspecs_add_type): Update declaration.
13127 2009-06-19 Ian Lance Taylor <iant@google.com>
13129 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
13130 variable with an anonymous type.
13132 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13134 * see.c: Remove for real.
13136 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13138 * optabs.h (enum optab_index): Add new OTI_significand.
13139 (significand_optab): Define corresponding macro.
13140 * optabs.c (init_optabs): Initialize significand_optab.
13141 * genopinit.c (optabs): Implement significand_optab using
13142 significand?f2 patterns.
13143 * builtins.c (expand_builtin_mathfn): Handle
13144 BUILT_IN_SIGNIFICAND{,F,L}.
13145 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
13146 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
13148 * config/i386/i386.md (significandxf2, significand<mode>2): New
13149 expanders to implement significandf, significand and significandl
13150 built-ins as inline x87 intrinsics.
13152 2009-06-18 Anatoly Sokolov <aesok@post.ru>
13154 * config/avr/avr.c (avr_override_options): Remove setting value of
13155 PARAM_INLINE_CALL_COST.
13157 2009-06-18 Richard Henderson <rth@redhat.com>
13160 * tree-pass.h (TDF_ASMNAME): New.
13161 * tree-dump.c (dump_options): Add asmname.
13162 * doc/invoke.texi: Document it.
13164 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
13165 (dump_decl_name): ...here.
13166 (dump_function_name): New flags arg; mind TDF_ASMNAME.
13167 (dump_generic_node): Update dump_function_name calls.
13168 (print_call_name): New flags arg; update all dump calls.
13169 * diagnostic.h (print_call_name): Update.
13170 * gimple-pretty-print.c (dump_gimple_call): Update.
13172 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
13175 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
13177 2009-06-18 Diego Novillo <dnovillo@google.com>
13179 * doc/plugins.texi: Document plugin_is_GPL_compatible.
13180 * plugin.c (str_license): Declare.
13181 (try_init_one_plugin): Assert that the symbol
13182 'plugin_is_GPL_compatible' exists.
13184 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
13187 * Makefile.in (OBJS-common): Remove see.o.
13189 * common.opt (fsee): Mark as preserved for backward compatibility.
13190 * opts.c (common_handle_option): Add OPT_fsee to the backward
13191 compatibility section.
13192 * passes.c (init_optimization_passes, pass_see): Remove pass.
13193 * timevar.def (TV_SEE): Remove.
13194 * tree-pass.h (pass_see): Remove declaration.
13195 * doc/invoke.texi (-fsee): Remove documentation.
13197 2009-06-18 Martin Jambor <mjambor@suse.cz>
13199 * tree-sra.c: Include statistics.h
13200 (sra_stats): New variable.
13201 (sra_initialize): Clear sra_stats.
13202 (create_access_replacement): Increment sra_stats.replacements.
13203 (get_access_replacement): Do not return twice.
13204 (analyze_all_variable_accesses): Increment statistics counter by the
13205 number of scalarized aggregates.
13206 (generate_subtree_copies): Increment sra_stats.subtree_copies.
13207 (sra_modify_expr): Increment sra_stats.exprs.
13208 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
13209 (sra_modify_assign): Increment sra_stats.exprs,
13210 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
13211 (perform_intra_sra): Update statistics counters.
13212 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
13214 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13216 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
13217 (arm_scalar_mode_supported_p): New function.
13219 2009-06-18 Paul Brook <paul@codesourcery.com>
13220 Sandra Loosemore <sandra@codesourcery.com>
13222 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
13223 (__extendhfsf2, __truncsfhf2): Define.
13224 * config/arm/fp16.c: New file.
13225 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13226 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13228 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13230 * doc/extend.texi (Half-Precision): New section.
13231 * doc/invoke.texi (Option Summary): List -mfp16-format.
13232 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
13233 * config/arm/arm.opt (mfp16-format=): New.
13234 * config/arm/arm.c: Include intl.h.
13235 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
13236 (TARGET_INVALID_RETURN_TYPE): Redefine.
13237 (TARGET_PROMOTED_TYPE): Redefine.
13238 (TARGET_CONVERT_TO_TYPE): Redefine.
13239 (arm_fp16_format): Define.
13240 (all_fpus): Add entry for neon-fp16.
13241 (fp_model_for_fpu): Likewise.
13242 (struct fp16_format): Declare.
13243 (all_fp16_formats): Define.
13244 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
13246 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
13248 (arm_legitimate_index_p): Treat HFmode like HImode.
13249 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
13250 (coproc_secondary_reload_class): Special-case HFmode.
13251 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
13252 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
13253 (arm_init_fp16_builtins): New.
13254 (arm_init_builtins): Call it.
13255 (arm_invalid_parameter_type): New.
13256 (arm_invalid_return_type): New.
13257 (arm_promoted_type): New.
13258 (arm_convert_to_type).
13259 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
13261 (arm_emit_fp16_const): New function.
13262 (arm_mangle_type): Mangle __fp16 as "Dh".
13263 * config/arm/arm.h (TARGET_VFPD32): Make it know about
13265 (TARGET_NEON_FP16): New.
13266 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
13267 (enum fputype): Add FPUTYPE_NEON_FP16.
13268 (enum arm_fp16_format_type): Declare.
13269 (arm_fp16_format): Declare.
13270 (LARGEST_EXPONENT_IS_NORMAL): Define.
13271 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
13272 * config/arm/arm-modes.def (HFmode): Define.
13273 * config/arm/vfp.md (*movhf_vfp): New.
13274 (extendhfsf2): New.
13276 * config/arm/arm.md (fpu): Add neon_fp16.
13277 (floatsihf2, floatdihf2): New.
13278 (fix_trunchfsi2, fix_trunchfdi2): New.
13280 (extendhfdf2): New.
13282 (*arm32_movhf): New.
13283 (*thumb1_movhf): New.
13284 (consttable_2): Add check for HFmode constants.
13285 (consttable_4): Handle HFmode constants.
13287 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
13289 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
13291 2009-06-17 Olivier Hainque <hainque@adacore.com>
13293 * collect2.c (main): Use CONST_CAST2 to perform char ** to
13294 const char ** conversion in AIX specific section.
13296 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
13298 * config/i386/i386.c (ix86_special_builtin_type): Remove
13299 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13300 (bdesc_special_args): Updated.
13301 (ix86_init_mmx_sse_builtins): Likewise.
13302 (ix86_expand_special_args_builtin): Likewise.
13304 2009-06-17 Richard Henderson <rth@redhat.com>
13306 * tree-pretty-print.c (maybe_dump_asm_name): New.
13307 (dump_decl_name): Use it.
13308 (PRINT_FUNCTION_NAME): Merge into...
13309 (dump_function_name): ... here. Use maybe_dump_asm_name.
13311 2009-06-17 Cary Coutant <ccoutant@google.com>
13313 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13315 * debug.c (struct gcc_debug_hooks): Change placeholder for
13317 (debug_nothing_int_charstar_int): Replaced by...
13318 (debug_nothing_int_charstar_int_bool): ...this.
13319 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13320 source_line prototype.
13321 (debug_nothing_int_charstar_int): Replaced by...
13322 (debug_nothing_int_charstar_int_bool): ...this.
13323 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13324 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13325 Output is_stmt operand when necessary.
13326 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13327 (notice_source_line): Add is_stmt parameter.
13328 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13329 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13331 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13332 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13334 2009-06-17 Ian Lance Taylor <iant@google.com>
13336 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13338 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13341 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13343 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13344 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13345 tree_strip_sign_nop_conversions and
13346 tree_ssa_strip_useless_type_conversions rather than stripping
13347 the operations here.
13348 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13350 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13351 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13352 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13353 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13356 2009-06-17 Michael Eager <eager@eagercon.com>
13358 * config/rs6000/constraints.md (register_constraint "d"): New.
13359 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13360 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13361 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13362 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13363 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13364 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13365 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13366 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13367 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13368 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13370 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13371 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13372 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13373 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13374 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13375 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13376 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13377 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13378 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13379 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13380 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13381 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13382 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13383 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13385 2009-06-16 Ian Lance Taylor <iant@google.com>
13387 * profile.c (total_num_never_executed): Don't define.
13388 (compute_branch_probabilities): Don't count or print
13389 num_never_executed.
13390 (init_branch_prob): Don't set total_num_never_executed.
13391 (end_branch_prob): Don't print total_num_never_executed.
13393 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13395 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13397 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13399 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13400 (nabstd2_fpr): Same.
13402 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13404 * expr.c (expand_assignment): Change complex type check.
13406 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13408 * doc/plugins.texi (Building GCC plugins): Added new section.
13410 2009-06-17 Ian Lance Taylor <iant@google.com>
13412 * c-pch.c (get_ident): Don't set size of templ array.
13413 (pch_init): Don't set size of partial_pch array.
13415 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13416 string constant to intialize an array whose size is the length of
13419 2009-06-17 Richard Guenther <rguenther@suse.de>
13421 PR tree-optimization/40389
13422 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13423 to addressable types.
13424 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13426 2009-06-17 Richard Guenther <rguenther@suse.de>
13428 PR middle-end/40460
13429 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13430 if there is no evolution of left in the loop bail out.
13431 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13432 chrec_fold_multiply.
13434 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13435 Janis Johnson <janis187@us.ibm.com>
13438 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13439 for the symbol ref of a constant that is the source of a move
13440 - nor for any other not-obvious-label-ref constants.
13442 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13444 * plugin.c (position_pass): Skip newly inserted pass during list
13445 traversal to avoid repeated insertion.
13447 2009-06-16 Ian Lance Taylor <iant@google.com>
13449 * vec.h (VEC_stack_alloc): Define different version if
13450 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13451 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13452 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13453 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13455 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13457 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13459 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13460 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13461 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13462 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13463 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13464 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13465 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13466 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13467 __builtin_ia32_rdtscp.
13468 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13469 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13470 and __builtin_ia32_rorhi.
13471 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13472 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13473 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13474 (ix86_expand_args_builtin): Likewise.
13475 (ix86_expand_special_args_builtin): Likewise.
13477 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13478 (UNSPECV_RDTSC): Likewise.
13479 (UNSPECV_RDPMC): Likewise.
13480 (*bsr): Renamed to ...
13482 (*bsr_rex64): Renamed to ...
13485 (*rdpmc): Likewise.
13486 (*rdpmc_rex64): Likewise.
13488 (*rdtsc): Likewise.
13489 (*rdtsc_rex64): Likewise.
13490 (rdtscp): Likewise.
13491 (*rdtscp): Likewise.
13492 (*rdtscp_rex64): Likewise.
13494 * config/i386/ia32intrin.h: New.
13496 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13498 2009-06-16 Ian Lance Taylor <iant@google.com>
13500 * ira-build.c (copy_info_to_removed_store_destinations):
13501 Initialize parent_a.
13503 2009-06-16 Ian Lance Taylor <iant@google.com>
13505 * c-decl.c (grokdeclarator): Change size_varies to bool.
13507 2009-06-16 Ian Lance Taylor <iant@google.com>
13509 * sel-sched.c: Make forward declarations of move_op_hooks and
13510 fur_hooks explicitly extern.
13512 2009-06-16 Ian Lance Taylor <iant@google.com>
13514 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13515 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13517 2009-06-16 Ian Lance Taylor <iant@google.com>
13519 * resource.c (mark_referenced_resources): Change
13520 include_delayed_effects parameter to bool. Change all callers.
13521 (mark_end_of_function_resources): Likewise.
13522 * reorg.c (insn_references_resource_p): Likewise.
13523 (insn_sets_resource_p): Likewise.
13524 * resource.h (mark_referenced_resources): Update declaration.
13525 (mark_end_of_function_resources): Update declaration.
13527 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13529 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13531 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13533 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13534 GCC can bootstrap on AIX with GNU Binutils 2.20.
13536 2009-06-16 Ian Lance Taylor <iant@google.com>
13538 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13540 2009-06-16 Ian Lance Taylor <iant@google.com>
13542 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13543 inline, not extern inline.
13544 (exact_log2): Likewise.
13545 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13547 (exact_log2): Likewise, but don't test CTZ_HWI.
13549 2009-06-16 Ian Lance Taylor <iant@google.com>
13551 * bitmap.c (bitmap_clear): Don't declare as inline.
13552 * gimple.c (gimplify_assign): Likewise.
13553 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13554 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13555 (sched_scan_info): Remove duplicate definition.
13557 2009-06-16 Ian Lance Taylor <iant@google.com>
13559 * c-common.c (skip_evaluation): Don't define.
13560 (c_inhibit_evaluation_warnings): Define global variable.
13561 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13562 than skip_evaluation.
13563 (convert_and_check, warn_for_div_by_zero): Likewise.
13564 * c-common.h (skip_evaluation): Don't declare.
13565 (c_inhibit_evaluation_warnings): Declare.
13566 * c-parser.c (c_parser_typeof_specifier): Set
13567 c_inhibit_evaluation_warnings rather than skip_evaluation.
13568 (c_parser_conditional_expression): Likewise.
13569 (c_parser_binary_expression): Likewise.
13570 (c_parser_sizeof_expression): Likewise.
13571 (c_parser_alignof_expression): Likewise.
13572 * c-typeck.c (build_indirect_ref): Check
13573 c_inhibit_evaluation_warnings rather than skip_evaluation.
13574 (build_conditional_expr, build_binary_op): Likewise.
13576 2009-06-16 Richard Guenther <rguenther@suse.de>
13578 * tree-ssa-alias.c (is_escape_site): Remove.
13579 * tree-ssa-alias.h (enum escape_type): Remove.
13580 (is_escape_site): Likewise.
13581 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13582 via casts and asms without deferring to is_escape_site.
13584 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13586 PR middle-end/40446
13587 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13588 use gen_lowpart if op0 has complex mode.
13590 2009-06-16 Richard Guenther <rguenther@suse.de>
13592 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13593 variables add them to ESCAPED.
13594 (find_func_aliases): Do not make all indirectly stored values escaped.
13596 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13598 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13599 make_decl_one_only.
13601 2009-06-16 Martin Jambor <mjambor@suse.cz>
13603 PR tree-optimization/40432
13604 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13605 check whether we need to force gimple register operand.
13607 2009-06-16 Martin Jambor <mjambor@suse.cz>
13609 PR tree-optimization/40413
13610 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13611 build_ref_for_offset.
13612 (propagate_subacesses_accross_link): Fix a typo in a comment.
13614 2009-06-16 Ira Rosen <irar@il.ibm.com>
13616 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13617 with additional parameter.
13618 * tree-vectorizer.h (enum vect_def_type): Add new value
13620 (enum vect_relevant): Add comments.
13621 (vect_is_simple_reduction): Add new argument.
13622 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13623 Detect nested cycles.
13624 (vect_is_simple_reduction): Update documentation, add an argument to
13625 distinguish inner-loop reduction from nested cycle, detect nested
13626 cycles, fix printings and indentation, don't swap operands in case
13628 (get_initial_def_for_reduction): Handle subtraction.
13629 (vect_create_epilog_for_reduction): Add new argument to specify
13630 reduction variable.
13631 (vect_finalize_reduction): Handle subtraction, fix comments.
13632 (vectorizable_reduction): Handle nested cycles. In case of nested
13633 cycle keep track of the reduction variable position. Call
13634 vect_is_simple_reduction with additional parameter. Use original
13635 statement code in reduction epilogue for nested cycle. Call
13636 vect_create_epilog_for_reduction with additional parameter.
13637 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13638 inner-loop vectorization.
13639 (vect_recog_widen_sum_pattern): Likewise.
13640 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13642 (vect_mark_stmts_to_be_vectorized): Likewise.
13643 (vect_get_vec_def_for_operand): Handle nested cycles.
13645 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13647 * doc/invoke.texi (Debugging Options): Fix option index entries
13648 for -fdump-statistics, -frandom-seed add entries for
13649 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13650 (FRV Options): Fix entries for -mTLS, -mtls.
13651 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13652 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13653 (M68hc1x Options): Fix @itemx for -mnominmax.
13654 (MCore Options): Fix entry for -mno-lsim.
13655 (MMIX Options): Fix entry for -mabi=mmixware.
13656 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13658 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13660 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13661 Mention the plugin mode of gengtype.
13662 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13663 * gengtype.c: Updated copyright.
13664 (plugin_files, nb_plugin_files) Added new static variables.
13665 (measure_input_list) Care about plugin_files.
13666 (write_rtx_next): Added early return in plugin mode.
13667 (create_file): Updated copyright year in generated file. Added
13669 (oprintf): Added early return if NULL outf.
13670 (get_output_file_with_visibility): Care of plugin_files.
13671 (get_output_file_name): May return null.
13672 (write_local): Added early return.
13673 (put_mangled_filename): Ditto.
13674 (finish_root_table): Added check for base_files.
13675 (write_roots): Care about null when plugins.
13676 (main): Added plugin mode.
13678 2009-06-15 Ian Lance Taylor <iant@google.com>
13680 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13681 * gcov.c (read_count_file): Add braces around variables declared
13684 * c.opt (Wjump-misses-init): New warning.
13685 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13686 -Wall and -Wc++-compat if not already set.
13687 (c_common_post_options): Clear warn_jump_misses_init if it was not
13689 * c-decl.c (struct c_binding): Change type field to a union with
13690 new label field. Make it the first field in the struct. Update
13691 references to type to use u.type instead.
13692 (struct c_spot_bindings): Define.
13693 (struct c_goto_bindings): Define.
13694 (c_goto_bindings_p): Define, along with VECs.
13695 (struct c_label_vars): Define.
13696 (struct c_scope): Add has_label_bindings field.
13697 (bind_label, set_spot_bindings): New static functions.
13698 (decl_jump_unsafe, update_spot_bindings): New static functions.
13699 (update_label_decls): New static function.
13700 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13701 Update binding u.label field to shadowed field.
13702 (c_binding_start_stmt_expr): New function.
13703 (c_binding_end_stmt_expr): New function.
13704 (pushdecl): Don't call c_begin_vm_scope.
13705 (make_label): Add defining and p_label_vars parameters. Change
13707 (lookup_label): Correct test for whether a label has not yet been
13708 defined. Call bind_label rather than bind.
13709 (warn_about_goto): New static function.
13710 (lookup_label_for_goto): New function.
13711 (declare_label): Call bind_label rather than bind.
13712 (check_earlier_gotos): New static function.
13713 (define_label): Don't give errors about jumping into statement
13714 expressions or scopes of variably modified types. Call
13715 set_spot_bindings and check_earlier_gotos. Call bind_label
13716 instead of bind. Don't set label_context_stack_se or
13717 label_context_stack_vm.
13718 (c_get_switch_bindings): New function.
13719 (c_release_switch_bindings): New function.
13720 (c_check_switch_jump_warnings): New function.
13721 (start_function): Don't set label_context_stack_se or
13722 label_context_stack_vm.
13723 (finish_function): Likewise.
13724 * c-typeck.c (label_context_stack_se): Don't define.
13725 (label_context_stack_vm): Don't define.
13726 (c_finish_goto_label): Call lookup_label_for_goto rather than
13727 lookup_label. Don't give errors about jumping into a statement
13728 expression or the scope of a variably modified type. Don't set
13729 label_context_stack_se or label_context_stack_vm.
13730 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13731 fields. Add bindings field.
13732 (c_start_case): Don't set deleted fields. Set bindings field.
13733 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13734 or blocked_vm. Call c_check_switch_jump_warnings.
13735 (c_finish_case): Don't test blocked_stmt_expr field. Call
13736 c_release_switch_bindings.
13737 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13738 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13739 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13740 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13741 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13742 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13743 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13744 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13745 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13746 (C_DECL_UNJUMPABLE_VM): Don't define.
13747 (C_DECL_UNDEFINABLE_VM): Don't define.
13748 (struct c_label_list): Don't define.
13749 (struct c_label_context_se): Don't define.
13750 (struct c_label_context_vm): Don't define.
13751 (struct c_spot_bindings): Declare.
13752 (c_bindings_start_stmt_expr): Declare.
13753 (c_bindings_end_stmt_expr): Declare.
13754 (lookup_label_for_goto): Declare.
13755 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13756 (c_check_switch_jump_warnings): Declare.
13757 (label_context_stack_se, label_context_stack_vm): Don't declare.
13758 (c_finish_goto_label): Update declaration.
13759 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13760 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13761 (Warning Options): Document -Wjump-misses-init.
13763 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13765 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13768 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13770 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13772 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13774 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13776 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13778 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13780 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13782 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13783 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13784 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13785 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13786 * dwarf2asm.c (dw2_force_const_mem): Update call to
13787 make_decl_one_only.
13788 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13789 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13790 * langhooks.c (lhd_comdat_group): Remove.
13791 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13792 * tree.h (DECL_COMDAT_GROUP): New.
13793 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13794 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13795 (make_decl_one_only): Change signature.
13796 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13797 make_decl_one_only.
13798 (make_decl_one_only): Change signature.
13799 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13801 2009-06-15 Richard Guenther <rguenther@suse.de>
13803 PR middle-end/40439
13804 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13806 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13808 * tree-ssa-math-opts.c: Remove extra divide.
13810 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13812 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13814 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13816 * passes.c: Add bswap pass.
13817 * tree-pass.h: Add pass_optimize_bswap declaration.
13818 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13819 Include rtl.h, expr.h and optabs.h for optab_handler check.
13820 (struct symbolic_number, pass_optimize_bswap): New definition.
13821 (do_shift_rotate, verify_symbolic_number_p): New functions.
13822 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13823 (gate_optimize_bswap): New function.
13824 * tree.c (widest_int_cst_value): New function.
13825 * tree.h (widest_int_cst_value): Prototype added.
13827 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13829 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13830 REG_EQUAL/REG_EQUIV notes.
13832 2009-06-14 Richard Guenther <rguenther@suse.de>
13834 PR middle-end/40389
13835 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13836 has its address taken if NRV was applied and it is addressable.
13837 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13838 function split out from ...
13839 (get_constraint_for_1): ... here.
13840 (handle_rhs_call): Use it to mark the return slot escaped if
13841 it is addressable and NRV was applied.
13843 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13845 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13846 Change first argument type to location_t.
13847 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13848 Do not set input_location.
13849 Use loc instead of input_location throughout.
13851 2009-06-13 Richard Guenther <rguenther@suse.de>
13853 PR tree-optimization/40421
13854 * tree-predcom.c (should_unroll_loop_p): Remove.
13855 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13857 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13859 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13860 Add location argument.
13862 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13864 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13866 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13867 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13868 * config/spu/spu-protos.h: Add location to
13869 spu_resolve_overloaded_builtin.
13870 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13871 spu_build_builtin_va_list.
13872 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13873 argument. Pass location to build_function_call_vec.
13874 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13876 (emit_fpu_switch): Same.
13877 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13878 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13879 to build_decl and create_artificial_label.
13880 (xtensa_gimplify_va_arg_expr): Same.
13881 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13882 (xstormy16_gimplify_va_arg_expr): Same.
13883 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13884 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13885 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13886 (mips16_build_function_stub): Same.
13887 (mips16_build_call_stub): Same.
13889 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13892 * arm/constraints.md (Pa, Pb): New constraints.
13893 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13894 split pattern to deal with them.
13896 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13898 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13899 fix index entry for -Xpreprocessor.
13901 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13903 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13904 Add location argument to build_decl call.
13905 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13906 (rs6000_init_builtins): Same.
13907 (spe_init_builtins): Same.
13908 (rs6000_gimplify_va_arg): Add location argument to
13909 create_artificial_label call.
13911 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13913 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13914 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13915 * Makefile.in: Fix GGC dependency for gcse.o.
13917 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13919 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13920 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13921 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13923 * c-parser.c (c_parser_binary_expression): Use current column while
13924 building binary operations.
13925 * common.opt (fshow-column): Enable by default.
13926 * tree-vrp.c (check_array_ref): Use warning_at.
13927 (check_array_bounds): Use location from call back if expr has no
13929 * tree.h: Add location argument to maybe_fold_*.
13930 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13931 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13932 (maybe_fold_offset_to_component_ref): Same.
13933 (maybe_fold_offset_to_reference): Same.
13934 (maybe_fold_offset_to_address): Same.
13935 (maybe_fold_stmt_indirect): Same.
13936 (maybe_fold_stmt_addition): Same.
13937 (fold_stmt_r): Pass location to maybe_fold_*.
13938 (fold_gimple_assign): Same.
13939 * c-tree.h: Add location argument to finish_decl,
13940 default_function_array_conversion, store_init_value.
13941 * c-decl.c (define_label): Use error_at.
13942 (c_make_fname_decl): Pass location to finish_decl.
13943 (finish_decl): New location argument.
13944 (build_compound_literal): Pass location to store_init_value.
13945 (grokdeclarator): Pass location to finish_decl.
13947 * c-typeck.c (array_to_pointer_conversion): New location argument.
13948 (function_to_pointer_conversion): Same.
13949 (default_function_array_conversion): Same.
13950 (parser_build_unary_op): Pass location to overflow_warning.
13951 (parser_build_binary_op): Same. Use warning_at.
13952 (build_unary_op): Pass location to array_to_pointer_conversion.
13953 (build_c_cast): Pass location to digest_init.
13954 (build_modify_expr): New location argument.
13955 (convert_for_assignment): Same.
13956 (store_init_value): Same.
13957 (digest_init): Same.
13958 (output_init_element): Pass location to digest_init and
13959 array_to_pointer_conversion.
13960 (c_finish_return): Pass location to convert_for_assignment.
13961 * gimplify.c (gimplify_conversion): Pass location to
13962 maybe_fold_offset_to_address.
13963 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13964 to maybe_fold_stmt_addition.
13965 * c-omp.c (c_finish_omp_atomic): Pass new location to
13967 (c_finish_omp_for): Same.
13968 * c-common.c (overflow_warning): New argument.
13969 * c-common.h: New argument to build_modify_expr, overflow_warning.
13970 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13972 (c_parser_initializer): Pass location to
13973 default_function_array_conversion.
13974 (c_parser_initelt): Same.
13975 (c_parser_initval): Same.
13976 (c_parser_asm_operands): Same.
13977 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13978 (c_parser_conditional_expression): Same.
13979 (c_parser_binary_expression): Add location info to stack. Use it.
13980 (c_parser_unary_expression): Pass location to
13981 default_function_array_conversion, parser_build_unary_op,
13982 build_indirect_ref, c_parser_postfix_expression_after_primary.
13983 (c_parser_postfix_expression_after_primary): New location argument.
13985 (c_parser_expression_conv): Pass location to
13986 default_function_array_conversion.
13987 (c_parser_expr_list): Same.
13988 (c_parser_omp_atomic): Same.
13989 (c_parser_omp_for_loop): Same.
13990 * c-tree.h (struct c_declarator): Add comment to id_loc.
13991 (build_array_declarator): New argument.
13992 * c-decl.c (build_array_declarator): Add location argument.
13993 (grokdeclarator): Set id_loc for cdk_array.
13994 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13995 build_array_declarator.
13996 * tree.c (build_omp_clause): Add location argument.
13997 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13998 (OMP_CLAUSE_LOCATION): New macro.
13999 (struct tree_omp_clause): Add location field.
14000 (build_omp_clause): Add argument.
14001 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
14002 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
14004 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
14005 (cp_parser_omp_clause_collapse): Same.
14006 (cp_parser_omp_clause_default): Same.
14007 (cp_parser_omp_clause_if): Same.
14008 (cp_parser_omp_clause_nowait): Same.
14009 (cp_parser_omp_clause_num_threads): Same.
14010 (cp_parser_omp_clause_ordered): Same.
14011 (cp_parser_omp_clause_schedule): Same.
14012 (cp_parser_omp_clause_untied): Same.
14013 (cp_parser_omp_for_loop): Same.
14014 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
14015 * c-tree.h (c_start_case): Add location argument.
14016 (c_process_expr_stmt): Same.
14017 (c_finish_goto_*): Same.
14018 * tree-parloops.c (initialize_reductions): Pass location to
14020 (create_parallel_loop): Same.
14021 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
14022 (gfc_trans_omp_reduction_list): Same.
14023 (gfc_trans_omp_clauses): Same.
14024 (gfc_trans_omp_do): Same.
14025 * c-typeck.c (c_finish_goto_label): Same.
14026 (c_finish_goto_ptr): New location argument.
14027 (c_start_case): Same.
14028 (emit_side_effect_warnings): Same.
14029 (c_process_expr_stmt): Same.
14030 (c_finish_stmt_expr): Same.
14031 (c_finish_omp_clauses): Use error_at instead of error.
14032 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
14034 * c-omp.c (c_split_parallel_clauses): New location argument.
14035 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
14036 to build_omp_clause.
14037 (convert_local_reference_stmt): Same.
14038 (convert_gimple_call): Same.
14039 * c-common.h (c_split_parallel_clauses): New argument.
14040 * c-parser.c (c_parser_statement_after_labels): Pass location to
14041 c_finish_goto_label.
14042 (c_parser_switch_statement): Pass location to c_start_case.
14043 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
14044 and c_process_expr_stmt.
14045 (c_parser_omp_variable_list): Add location argument.
14046 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
14047 (c_parser_omp_clause_default): Same.
14048 (c_parser_omp_clause_if): Same.
14049 (c_parser_omp_clause_num_threads): Same.
14050 (-c_parser_omp_clause_ordered): Same.
14051 (c_parser_omp_clause_reduction): Pass location to
14052 c_parser_omp_variable_list.
14053 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
14054 (c_parser_omp_clause_untied): Same.
14055 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
14056 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
14058 * c-tree.h (check_for_loop_decls, undeclared_variable,
14059 build_component_ref, build_array_ref, build_external_ref,
14060 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
14061 build_conditional_expr, build_compound_expr, c_cast_expr,
14062 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
14063 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
14065 * c-semantics.c (build_stmt): Same.
14066 (build_case_label): Same.
14067 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
14068 (undeclared_variable): New argument.
14069 (make_label): Same.
14070 (lookup_label): Pass location on down.
14071 (define_label): Same.
14072 (finish_decl): Same.
14073 (build_compound_literal): Same.
14074 (finish_struct): Same.
14075 (finish_function): Do not set location here.
14076 (check_for_loop_decls): New argument.
14077 * tree.c (save_expr): Set location.
14078 (build_empty_stmt): New argument.
14079 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
14080 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
14081 * builtins.c (gimplify_va_arg_expr): Use locations.
14082 (expand_builtin_sync_operation): Same.
14083 * c-typeck.c (build_component_ref): New argument.
14084 (build_array_ref): Same.
14085 (build_external_ref): Same.
14086 (c_expr_sizeof_expr): Same.
14087 (c_expr_sizeof_type): Same.
14088 (parser_build_unary_op): Same.
14089 (build_conditional_expr): Same.
14090 (build_compound_expr): Pass location on down.
14091 (build_compound_expr): New argument.
14092 (build_c_cast): Same.
14093 (c_cast_expr): Same.
14094 (build_asm_expr): Same.
14095 (c_finish_return): Same.
14096 (c_process_expr_stmt): Pass location on down.
14097 (c_finish_stmt_expr): New argument.
14098 (push_clenaup): Same.
14099 (c_finish_omp_parallel): Same.
14100 (c_finish_omp_task): Same.
14101 * gimplify.c (gimplify_call_expr): Pass location on down.
14102 * c-omp.c (c_finish_omp_master): New argument.
14103 (c_finish_omp_critical): Same.
14104 (c_finish_omp_ordered): Same.
14105 (c_finish_omp_barrier): Same.
14106 (-c_finish_omp_taskwait): Same.
14107 (c_finish_omp_atomic): Same.
14108 (c_finish_omp_flush): Same.
14109 * tree-inline.c (copy_tree_body_r): Pass location on down.
14110 (inline_forbidden_p): Remove use of input_location.
14111 * c-gimplify.c (c_build_bind_expr): New argument.
14112 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
14113 (c_sizeof_or_alignof_type): New argument.
14114 (c_alignof_expr): Same.
14115 (build_va_arg): Same.
14116 (c_add_case_label): Same.
14117 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
14118 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
14119 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
14120 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
14121 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
14122 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
14124 * stub-objc.c (objc_build_selector_expr): Same.
14125 (objc_build_throw_stmt): Same.
14126 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
14127 (c_parser_initelt): Same.
14128 (c_parser_compound_statement): Same.
14129 (c_parser_compound_statement_nostart): Same.
14130 (c_parser_label): Same.
14131 (c_parser_statement_after_labels): Same.
14132 (c_parser_if_body): Same.
14133 (c_parser_else_body): Same.
14134 (c_parser_if_statement): Same.
14135 (c_parser_switch_statement): Same.
14136 (c_parser_while_statement): Same.
14137 (c_parser_do_statement): Same.
14138 (c_parser_for_statement): Same.
14139 (c_parser_asm_statement): Same.
14140 (c_parser_conditional_expression): Same.
14141 (c_parser_binary_expression): Same.
14142 (c_parser_cast_expression): Same.
14143 (c_parser_unary_expression): Same.
14144 (c_parser_sizeof_expression): Same.
14145 (c_parser_alignof_expression): Same.
14146 (c_parser_postfix_expression): Same.
14147 (c_parser_expression): Same.
14148 (c_parser_objc_receiver): Same.
14149 (c_parser_omp_variable_list): Same.
14150 (c_parser_omp_structured_block): Same.
14151 (c_parser_omp_atomic): New argument.
14152 (c_parser_omp_barrier): Same.
14153 (c_parser_omp_critical): Same.
14154 (c_parser_omp_flush): Pass location on down.
14155 (c_parser_omp_for_loop): New argument.
14156 (c_parser_omp_for): Same.
14157 (c_parser_omp_master): Same.
14158 (c_parser_omp_ordered): Same.
14159 (c_parser_omp_sections_scope): Same.
14160 (c_parser_omp_sections): Same.
14161 (c_parser_omp_parallel): Same.
14162 (c_parser_omp_single): Same.
14163 (c_parser_omp_task): Same.
14164 (c_parser_omp_taskwait): Pass location on down.
14165 (c_parser_omp_construct): Same.
14166 (c_parser_omp_threadprivate): Same.
14167 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
14168 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
14169 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
14170 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
14171 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
14172 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
14173 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
14174 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
14175 config/i386/i386.c, stmt.c:
14176 Add location argument to the following function definitions and/or
14177 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
14178 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
14179 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
14180 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
14181 do_case, c_finish_bc_stmt, build_compound_literal,
14182 build_function_call.
14183 * c-decl.c (build_compound_literal): Add location argument.
14184 Make all diagnostic calls use location.
14185 (start_struct): Same.
14186 (finish_struct): Same.
14187 (start_enum): Same.
14188 (build_enumerator): Same.
14189 (start_function): Same.
14190 (grokdeclarator): Make all diagnostic calls use location.
14191 (store_parm_decls_oldstyle): Same.
14192 * c-typeck.c (build_function_call): Add location argument.
14193 Make all diagnostic calls use location.
14195 (c_finish_bc_stmt): Same.
14196 * tree-nested.c (get_trampoline_type): Add argument.
14197 Pass location to build_decl.
14198 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
14199 * rtl.h (RTL_LOCATION): New.
14200 * c-common.c (c_add_case_label): Add location argument.
14201 Make all diagnostic calls use location.
14202 * c-common.h: Add location argument to make_fname_decl, do_case,
14203 c_add_case_label, build_function_call, resolve_overloaded_builtin.
14204 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
14205 Set it appropriately for every case. Pass enum_loc to start_enum
14206 call. Pass value_loc first to build_enumerator. Pass enum_loc to
14208 (c_parser_struct_or_union_specifier): Save location. Use it for
14209 start_struct, finish_struct, and parser_xref_tag.
14211 2009-06-12 Ian Lance Taylor <iant@google.com>
14213 * fold-const.c (fold_unary): Rename local variable and to and_expr.
14215 * c-opts.c (c_common_handle_option): For -Wc++-compat set
14216 cpp_opts->warn_cxx_operator_names.
14218 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14221 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
14222 is returns NULL and OP is a VCE, look through the VCE.
14224 2009-06-12 Ian Lance Taylor <iant@google.com>
14227 * collect2.c (main): Use CONST_CAST2 in code inside #if
14228 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
14230 2009-06-12 Joey Ye <joey.ye@intel.com>
14232 PR middle-end/39146
14233 * cfgexpand.c (get_decl_align_unit): Update
14234 max_used_stack_slot_alignment with align instead of
14235 stack_alignment_needed.
14237 * function.c (assign_stack_local_1): Update
14238 max_used_stack_slot_alignment with alignment_in_bits instead
14239 of stack_alignment_needed.
14240 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
14243 2009-06-12 Jakub Jelinek <jakub@redhat.com>
14245 * dwarf2out.c (last_var_location_insn): New variable.
14246 (dwarf2out_end_epilogue): Clear last_var_location_insn.
14247 (dwarf2out_var_location): Don't record anything after last real
14248 insn. Only change labels if there were any real instructions
14249 in between last note and this one, or if changed sections.
14251 2009-06-11 Richard Henderson <rth@redhat.com>
14253 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
14254 note when storing the frame pointer in a register.
14255 (FRP): Don't redefine to nothing for epilogue.
14256 (alpha_expand_epilogue): Mark register and sp restores.
14257 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
14259 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
14260 when gen_lowpart is needed.
14262 2009-06-11 Richard Henderson <rth@redhat.com>
14264 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
14266 * dwarf2out.c (need_data_align_sf_opcode): New.
14267 (div_data_align): Move earlier.
14268 (def_cfa_1, reg_save): Use it.
14270 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
14272 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
14273 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
14274 (ix86_handle_option): Handle OPT_mcrc32.
14275 (ix86_target_string): Add -mcrc32.
14276 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
14278 * config/i386/i386.h (TARGET_CRC32): New.
14280 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
14281 (sse4_2_crc32di): Likewise.
14283 * config/i386/i386.opt (mcrc32): New.
14285 * doc/invoke.texi: Document -mcrc32.
14287 2009-06-11 Richard Henderson <rth@redhat.com>
14289 * common.opt (gdwarf-): Accept a version number.
14290 * doc/invoke.texi (gdwarf-): Update docs.
14291 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
14292 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
14293 version level, and record it.
14295 * dwarf2.h (DW_CIE_VERSION): Remove.
14296 * dwarf2out.c (DWARF_VERSION): Remove.
14297 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
14298 (output_call_frame_info): Use CIE version 3 for dwarf3,
14299 or if the return register column is out of range for version 1.
14300 (dwarf_stack_op_name): Add all dwarf3 values.
14301 (DEBUG_PUBTYPES_SECTION): New.
14302 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14303 encoding change for dwarf3.
14304 (output_die) [dw_val_class_die_ref]: Likewise.
14305 (output_compilation_unit_header): Emit correct version for dwarf3.
14306 (output_line_info): Likewise.
14307 (output_pubnames): Update for DWARF_VERSION removal.
14308 (output_aranges): Likewise.
14309 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14310 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14311 (dwarf2out_finish): Likewise.
14313 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14315 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14318 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14321 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14322 * builtins.c (expand_builtin_unreachable): New function.
14323 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14324 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14325 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14327 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14328 searching for missing barriers.
14330 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14332 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14333 when -fprofile-generate* was passed.
14334 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14336 2009-06-11 Anthony Green <green@moxielogic.com>
14338 * config/moxie/moxie.md: Define length attribute for all instructions.
14340 (*b<cond:code>): Support limited branch ranges for new PC-relative
14341 branch instructions.
14342 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14344 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14346 * config/i386/i386.c (min_insn_size): Use get_attr_length
14347 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14348 For __asm return 0.
14350 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14351 instead of emit_insn_before.
14353 2009-06-10 Ian Lance Taylor <iant@google.com>
14356 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14359 2009-06-10 Revital Eres <eres@il.ibm.com>
14361 * passes.c (init_optimization_passes): Reschedule
14362 predictive-commoning pass before complete unroll pass.
14364 2009-06-10 Martin Jambor <mjambor@suse.cz>
14366 * cgraph.c (cgraph_node_can_be_local_p): New function.
14367 (cgraph_make_node_local): New function.
14368 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14369 (cgraph_make_node_local): Declare.
14371 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14373 * tree.h (tree_base): Add packed_flag and user_align fields.
14374 Decrease size of spare field.
14375 (TYPE_USER_ALIGN): Use user_align from tree_base.
14376 (DECL_USER_ALIGN): Likewise.
14377 (TYPE_PACKED): Use packed_flag from tree_base.
14378 (DECL_PACKED): Likewise.
14379 (tree_type): Delete packed_flag and user_align fields. Widen
14380 precision field. Widen mode field and shuffle fields to align
14381 mode on an 8-bit boundary.
14382 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14383 Renumber decl_flag_* fields. Fix comments. Widen
14384 decl_common_unused field.
14385 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14386 (DECL_EXTERNAL): Likewise.
14387 (DECL_BIT_FIELD): Likewise.
14388 (DECL_NONADDRESSABLE_P): Likewise.
14389 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14390 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14392 2009-06-10 Ian Lance Taylor <iant@google.com>
14394 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14395 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14396 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14397 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14398 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14399 DEF_VEC_ALLOC_FUNC_P.
14400 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14401 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14402 DEF_VEC_ALLOC_FUNC_O.
14403 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14404 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14405 DEF_VEC_ALLOC_FUNC_I.
14406 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14407 (vec_stack_p_reserve_exact_1): Declare.
14408 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14409 (vec_stack_free): Declare.
14410 (VEC_stack_alloc): Define.
14411 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14412 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14413 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14414 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14416 (stack_vecs): New static variable.
14417 (vec_stack_p_reserve_exact_1): New function.
14418 (vec_stack_o_reserve_1): New static function.
14419 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14420 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14421 (vec_stack_free): New function.
14422 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14423 (VEC_df_ref_stack_alloc): Define.
14424 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14425 DEF_VEC_ALLOC_P_STACK.
14426 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14427 (struct df_collection_rec): Change _vec fields to VEC. Remove
14429 (df_free_collection_rec): Adjust for new fields.
14430 (df_insn_rescan): Use new df_collection_rec fields.
14431 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14432 (df_ref_create_structure, df_ref_record): Likewise.
14433 (df_get_conditional_uses, df_get_call_refs): Likewise.
14434 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14435 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14436 (df_record_exit_block_uses, df_bb_verify): Likewise.
14437 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14438 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14439 Remove count parameter. Change return type to void. Change all
14441 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14442 Remove count parameter. Change return type to void. Change all
14444 (df_install_refs): Change old_vec parameter to VEC. Remove count
14445 parameter. Change all callers.
14446 (df_install_mws): Change old_vec parameter to VEC. Remove count
14447 parameter. Change all callers.
14448 (df_refs_verify): Change new_rec parameter to VEC. Change call
14450 (df_mws_verify): Likewise.
14452 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14454 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14456 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14458 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14460 2009-06-10 Anthony Green <green@moxielogic.com>
14462 * config/moxie/crti.asm: New file.
14463 * config/moxie/crtn.asm: New file.
14464 * config/moxie/moxie.c: New file.
14465 * config/moxie/moxie.h: New file.
14466 * config/moxie/sfp-machine.h: New file.
14467 * config/moxie/moxie-protos.h: New file.
14468 * config/moxie/t-moxie: Created.
14469 * config/moxie/t-moxie-softfp: Created.
14470 * config/moxie/moxie.md: Created.
14471 * config/moxie/constraints.md: Created.
14472 * config.gcc: Add moxie support.
14473 * doc/md.texi (Machine Constraints): Add moxie constraints.
14474 * doc/contrib.texi (Contributors): Mention moxie port.
14475 * doc/install.texi (Specific): Mention the moxie port.
14477 2009-06-09 Ian Lance Taylor <iant@google.com>
14479 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14480 compiling with C++.
14481 * optabs.c (optab_table): Only use designated initializers if
14482 HAVE_DESIGNATED_INITIALIZERS is defined.
14483 (convert_optab_table): Likewise.
14484 (init_optabs): Always call init_insn_codes if
14485 HAVE_DESIGNATED_INITIALIZERS is not defined.
14487 2009-06-09 Ian Lance Taylor <iant@google.com>
14489 * targhooks.c (default_builtin_vectorized_function): Change fn
14490 parameter to unsigned int.
14491 (default_builtin_vectorized_conversion): Change code parameter to
14493 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14494 * targhooks.h: Update declarations.
14495 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14496 parameter to unsigned int.
14498 * c-typeck.c (comptypes_check_enum_int): New static function.
14499 (comptypes_internal): Add enum_and_int_p parameter. Change all
14501 (comp_target_types): Add location parameter. Change all callers.
14502 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14503 Change all callers.
14504 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14505 (build_conditional_expr): Add colon_loc parameter. Change all
14507 (convert_for_assignment): Add location parameter. Change all callers.
14508 * c-parser.c (c_parser_conditional_expression): Pass location of
14509 colon to build_conditional_expr.
14510 * c-tree.h (build_conditional_expr): Update declaration.
14512 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14514 * graphite.c: Revert previous patch.
14516 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14519 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14521 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14523 * tree-ssa-loop-prefetch.c
14524 (loop_prefetch_arrays): Fixed a portability problem in printf format
14527 2009-06-09 Martin Jambor <mjambor@suse.cz>
14529 PR tree-optimization/40351
14530 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14531 refrence to a potential artifical subaccess can be constructed.
14533 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14535 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14536 (sh_override_options): Likewise.
14537 * config/sh/sh.c: Include params.h.
14538 (sh_optimization_options): New.
14539 (sh_override_options): Likewise.
14540 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14541 (OVERRIDE_OPTIONS): Use sh_override_options.
14543 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14545 * dwarf2out.c (emit_cfa_remember): New variable.
14546 (add_fde_cfi): If emit_cfa_remember, recurse to add
14547 DW_CFA_remember_state first.
14548 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14549 instead just set emit_cfa_remember.
14551 2009-06-08 Jan Hubicka <jh@suse.cz>
14554 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14556 2009-06-08 Jan Hubicka <jh@suse.cz>
14558 PR middle-end/39834
14559 * cgraphunit.c (save_inline_function_body): Do not copy transform
14560 hooks for saved inline bodies.
14561 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14562 for given function.
14564 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14566 * jump.c (returnjump_p): Handle delayed branches. Add missing
14569 2009-06-08 Jan Hubicka <jh@suse.cz>
14571 PR middle-end/40102
14572 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14573 original node might've been modified.
14574 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14576 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14578 * tree-object-size.c (addr_object_size): Add OSI argument.
14579 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14580 (compute_builtin_object_size, expr_object_size): Adjust callers.
14581 (plus_stmt_object_size): Call addr_object_size instead of
14582 compute_builtin_object_size.
14584 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14585 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14587 * tree-ssa-loop-prefetch.c
14588 (gather_memory_references): Introduced a counter for the number of
14590 (anything_to_prefetch_p): Introduced a counter for the number of
14592 (is_loop_prefetching_profitable): New function with a cost model
14594 (loop_prefetch_arrays): Use the new cost model to determine if
14595 prefetching is profitable.
14596 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14597 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14598 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14599 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14600 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14601 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14603 2009-06-08 Michael Matz <matz@suse.de>
14606 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14607 partitions use the same.
14608 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14609 for basevars of SSA_NAMEs.
14610 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14611 to not expand them twice.
14612 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14615 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14617 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14618 (fdump-final-insns=, gtoggle): New.
14619 * doc/invoke.texi: Document them.
14620 * final.c (rest_of_clean_state): Dump final insn stream.
14621 * gcc.c (invoke_as): Hook in -fcompare-debug.
14622 (static_spec_functions): Add compare-debug-dump-opt,
14623 compare-debug-self-opt and compare-debug-auxbase-opt.
14624 (compare_debug, compare_debug_second, compare_debug_opt): New.
14625 (switches_debug_check, n_switches_debug_check): New.
14626 (debug_auxbase_opt, debug_check_temp_file): New.
14627 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14629 (do_self_spec): Handle arguments after switches.
14630 (do_spec_1): Add .gk extension to temp file basenames for compare.
14631 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14632 (cc1_options): Use it instead of normal auxbase computation for
14633 the second compare-debug compilation.
14634 (compare_files): New.
14635 (main): Set up and implement compare debug mode.
14636 (compare_debug_dump_opt_spec_function): New.
14637 (compare_debug_self_opt_spec_function): New.
14638 (compare_debug_auxbase_opt_spec_function): New.
14639 * toplev.c (process_options): Handle flag_gtoggle,
14640 flag_dump_final_insns.
14641 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14642 during -fcompare-debug-second compilation.
14644 2009-06-07 Ian Lance Taylor <iant@google.com>
14646 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14647 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14649 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14650 with no default node. Change warning with %H to warning_at.
14651 Don't clear warn_switch around case checking.
14652 * doc/invoke.texi (Warning Options): Clarify distinction between
14653 -Wswitch and -Wswitch-enum.
14655 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14657 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14659 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14661 * gbl-ctors.h: Add header guard.
14663 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14665 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14666 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14667 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14668 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14669 prototypes for removed functions.
14670 (expressions_equal_p): Move to ...
14671 * tree-ssa-sccvn.h: ... here and ...
14672 * matrix-reorg.c: ... adjust includes.
14674 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14676 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14678 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14680 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14681 (finish_function): Remove erroneous whitespace.
14683 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14685 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14686 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14688 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14690 * errors.c (internal_error): Commentary typo fix.
14691 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14692 * tree-ssa-pre.c: Ditto.
14694 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14696 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14697 them is supposed to hold actual statements.
14699 2009-06-06 Ian Lance Taylor <iant@google.com>
14701 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14702 empty statements can now have attributes.
14704 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14706 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14707 * config/mips/mips.md: Ditto.
14709 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14711 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14713 (__eabi_uconvert): Likewise.
14715 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14717 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14718 CFI_* definitions with IN_GCC.
14720 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14722 * xcoffout.h (xcoffout_source_line): Update prototype.
14724 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14726 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14727 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14729 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14731 PR middle-end/40340
14732 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14733 inlined_function_outer_scope_p blocks for artificial inlines
14735 * tree.c (tree_nonartificial_location): Rewrite using
14736 block_nonartificial_location.
14738 2009-06-05 Revital Eres <eres@il.ibm.com>
14739 Leehod Baruch <leehod@il.ibm.com>
14741 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14742 (expand_expr_real_1): Remove comment.
14743 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14744 Vectorize misaligned access when the target supports it.
14745 (vect_supportable_dr_alignment): Check for unaligned access support.
14746 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14749 2009-06-05 Julian Brown <julian@codesourcery.com>
14751 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14752 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14754 2009-06-05 Richard Guenther <rguenther@suse.de>
14757 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14758 as possibly unused.
14760 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14762 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14763 (save_gprs): Don't tell unwinder when a global register is saved.
14764 (s390_emit_epilogue): Emit needed epilogue unwind info.
14766 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14768 * dwarf2out.c (deferred_asm_name): New.
14769 (add_name_and_src_coords_attributes): Defer creation of
14770 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14772 (move_linkage_attr): New.
14773 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14776 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14778 * tree-nested.c (finalize_nesting_tree_1): Declare the
14779 frame_decl in the binding tree.
14781 2009-06-04 Cary Coutant <ccoutant@google.com>
14783 * basic-block.h (struct basic_block_def): Add discriminator field.
14784 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14786 * debug.c (do_nothing_debug_hooks): Add additional entry.
14787 (debug_nothing_int_charstar_int): New function.
14788 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14789 (debug_nothing_int_charstar_int): New declaration.
14790 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14791 discriminator value in .loc directive.
14792 * final.c (last_discriminator): New variable.
14793 (discriminator): New variable.
14794 (final_start_function): Initialize above variables, pass current
14795 discriminator to debug hook.
14796 (notice_source_line): Check for discriminator change.
14797 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14798 * sdbout.c (sdbout_source_line): New parameter.
14799 * tree-cfg.c (struct locus_discrim_map): New structure type.
14800 (discriminator_per_locus): New hash table.
14801 (build_gimple_cfg): Allocate and free discriminator hash table.
14802 (make_edges): Call assign_discriminator.
14803 (locus_map_hash): New function.
14804 (locus_map_eq): New function.
14805 (next_discriminator_for_locus): New function.
14806 (same_line_p): New function.
14807 (assign_discriminator): New function.
14808 (make_cond_expr_edges): Call assign_discriminator.
14809 (make_gimple_switch_edges): Likewise.
14810 (first_non_label_stmt): New function.
14811 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14813 * xcoffout.c (xcoffout_source_line): Add new parameter.
14815 * configure.ac (gcc_cv_as_discriminator): New configury check for
14816 gas support for discriminator.
14817 * configure: Regenerate.
14818 * config.in: Regenerate.
14820 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14822 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14823 val after checking for integers.
14825 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14827 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14829 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14830 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14831 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14832 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14833 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14834 X64_SSE_REGPARM_MAX.
14835 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14836 X64_SSE_REGPARM_MAX.
14838 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14840 * gcc.c (report_times_to_file): New.
14841 (execute): Implement it.
14842 (process_command): Support -time=.
14843 * doc/invoke.texi: Document it.
14845 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14847 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14848 that have value exprs.
14850 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14852 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14853 declarations for constants until...
14854 (dw2_output_indirect_constant_1): ... this point.
14856 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14859 * arm.md (arm_addsi3): Don't try to split an add with an
14860 eliminable register until after reload has completed.
14862 2009-06-03 Ian Lance Taylor <iant@google.com>
14864 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14865 * genattrtab.c (write_length_unit_log): Likewise.
14866 * genchecksum.c (dosum): Likewise.
14867 * gengtype.c (write_rtx_next): Likewise.
14868 (finish_root_table, write_roots): Likewise.
14869 * gimple.c (gimple_ops_offset_): Likewise.
14870 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14871 * config/arc/arc.c (arc_attribute_table): Likewise.
14872 * config/arm/arm.c (arm_attribute_table): Likewise.
14873 * config/avr/avr.c (avr_attribute_table): Likewise.
14874 * config/crx/crx.c (crx_attribute_table): Likewise.
14875 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14876 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14877 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14878 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14879 * config/sh/sh.c (sh_attribute_table): Likewise.
14880 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14881 * config/spu/spu.c (spu_attribute_table): Likewise.
14882 * config/v850/v850.c (v850_attribute_table): Likewise.
14884 * config/alpha/alpha.c (vms_attribute_table): Make static.
14885 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14886 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14887 * config/mips/mips.c (mips_attribute_table): Likewise.
14889 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14891 (cc1-checksum.o): Likewise.
14893 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14895 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14897 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14899 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14900 insn if it is changing sp. Use gen_add3_insn instead of
14901 conditionally gen_addsi3 and gen_adddi3.
14902 (offset_below_red_zone_p): New static inline function.
14903 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14904 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14905 * config/rs6000/ppc-asm.h: Include auto-host.h.
14906 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14907 CFI_RESTORE): Define.
14908 * config/rs6000/crtresxgpr.asm: Add unwind info.
14909 * config/rs6000/crtresxfpr.asm: Likewise.
14910 * config/rs6000/crtresgpr.asm: Likewise.
14911 * config/rs6000/crtresfpr.asm: Likewise.
14912 * config/rs6000/crtsavgpr.asm: Likewise.
14913 * config/rs6000/crtsavfpr.asm: Likewise.
14915 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14916 argument of DWARF2_FRAME_REG_OUT macros.
14918 2009-06-03 Julian Brown <julian@codesourcery.com>
14920 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14921 words or less (including TImode) in core registers.
14923 2009-06-03 Richard Guenther <rguenther@suse.de>
14925 PR middle-end/40328
14926 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14928 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14930 * statistics.c (statistics_counter_event): Do not record event
14931 in pass dump if its number == -1.
14932 (curr_statistics_hash): Add assert that we never get passes
14933 with static number == -1.
14935 2009-06-03 Richard Guenther <rguenther@suse.de>
14936 Andrey Belevantsev <abel@ispras.ru>
14938 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14939 non-BLKmode arrays addressable.
14941 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14943 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14944 * config/m68k/m68k.h: ... here.
14946 2009-06-03 Martin Jambor <mjambor@suse.cz>
14948 PR tree-optimization/40323
14949 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14952 2009-06-03 Richard Guenther <rguenther@suse.de>
14954 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14957 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14959 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14960 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14961 JUMP_TABLE_DATA_P where applicable.
14962 * config/sh/sh.c: Ditto.
14963 * config/sh/sh.h: Ditto.
14964 * config/sh/sh.md: Ditto.
14965 * config/sh/symbian.c: Ditto.
14967 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14969 * config/i386/driver-i386.c (describe_cache): Optimize
14970 concatenation of strings. Use snprintf instead of sprintf.
14971 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14972 target when not compiling with GCC.
14974 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14976 * config/sh/sh.c: Revert last change.
14977 (sh_expand_epilogue): Emit a blockage insn before the frame
14978 pointer adjustment unconditionally.
14980 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14982 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14983 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14984 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14985 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14986 to COLLECT_GCC_OPTIONS.
14988 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14990 * collect2.c (target_system_root): New variable.
14991 (main): Handle --sysroot=.
14992 (ignore_library): Strip the sysroot from the library path.
14994 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14996 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14997 (collect2.o): Depend on collect2-aix.h.
14998 (collect2-aix.o): New rule.
14999 * collect2-aix.h: New file.
15000 * collect2-aix.c: Likewise.
15001 * collect2.c: Include collect2-aix.h. Don't undefine
15002 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
15003 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
15004 Use TARGET_AIX_VERSION instead of _AIX51.
15005 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
15006 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
15007 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
15008 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
15009 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
15011 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15013 * collect2.c (ignore_library): Avoid premature post-increment
15014 and null deference.
15016 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15018 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
15019 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
15020 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
15021 CROSS_DIRECTORY_STRUCTURE too.
15022 (LINK_LIBG_SPEC): Likewise.
15023 (LIB_SPEC): Add %R to sysroot paths.
15024 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
15025 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
15026 * config/rs6000/aix51.h: As for aix43.h.
15027 * config/rs6000/aix52.h: Likewise.
15028 * config/rs6000/aix53.h: Likewise.
15029 * config/rs6000/aix61.h: Likewise.
15030 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
15031 to the beginning of sysroot paths.
15033 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15035 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
15036 INSN_LISTs that are out of the REG_NOTE range.
15038 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15040 * loop-unroll.c (struct iv_to_split): Add pointer to next.
15041 (struct var_to_expand): Likewise.
15042 (struct opt_info): Add head and tail for linked lists of the above.
15043 (analyze_insn_to_expand_var): Initialize next.
15044 (analyze_iv_to_split_insn): Likewise.
15045 (analyze_insns_in_loop): Create linked lists.
15046 (allocate_basic_variable): Simplify for use without hash table.
15047 (insert_var_expansion_initialization): Likewise, make it type-safer.
15048 (combine_var_copies_in_loop_exit): Likewise.
15049 (apply_opt_in_copies): Walk lists rather than hash tables.
15050 (release_var_copies): Simplified and inlined by hand into...
15051 (free_opt_info): ... this function.
15053 2009-06-02 Richard Guenther <rguenther@suse.de>
15055 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
15058 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15060 * cfgexpand.c (gimple_expand_cfg): Discard the source location
15061 only for builtins that are not overridden.
15063 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15065 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
15068 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15070 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
15072 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15074 * combine.c (move_deaths): Compare LUIDs within the same BB only.
15076 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15078 * common.opt (fdump-unnumbered-links): New.
15079 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
15080 * print-rtl.c (flag_dump_unnumbered_links): New.
15081 (print_rtx): Test it.
15083 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
15085 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
15086 push/pop multiple to 8-byte alignment.
15088 2009-06-01 Jakub Jelinek <jakub@redhat.com>
15090 * config/i386/i386.c (queued_cfa_restores): New static variable.
15091 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
15093 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
15094 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
15095 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
15096 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
15097 note unconditionally.
15098 (ix86_emit_restore_regs_using_mov): Likewise.
15099 (ix86_emit_restore_sse_regs_using_mov): Likewise.
15100 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
15101 it through to ix86_emit_restore_reg_using_pop.
15102 (ix86_emit_leave): Add RED_OFFSET argument. Call
15103 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
15104 instead of adding REG_CFA_OFFSET note unconditionally.
15105 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
15106 the above functions. Call ix86_add_queued_cfa_restore_notes when
15109 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
15110 force output of the label even for dwarf2out_do_cfi_asm.
15111 (add_fde_cfi): If -g2 and above and cfi might change CFA,
15112 force creation of CFI label and chain DW_CFA_set_loc jumping to it
15113 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
15115 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
15116 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
15117 dwarf2out_cfi_label callers.
15118 * tree.h (dwarf2out_cfi_label): Adjust prototype.
15119 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
15120 Adjust dwarf2out_cfi_label callers.
15121 * config/vax/vax.c (vax_output_function_prologue): Likewise.
15123 * config/i386/i386.h (struct machine_cfa_state,
15124 struct machine_function): Guard with ifndef USED_FOR_TARGET
15125 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
15128 * emutls.c (__emutls_get_address): Change arr->size to mean number
15129 of allocated arr->data entries instead of # of slots + 1.
15131 PR middle-end/40316
15132 * recog.c (peep2_reinit_state): New function.
15133 (peephole2_init_state): Use it at the end of a basic block and also
15134 when seeing a RTX_FRAME_RELATED_P insn.
15136 2009-06-01 Steve Ellcey <sje@cup.hp.com>
15138 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
15139 fixuns_truncrfdi2): New.
15140 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
15141 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
15142 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
15143 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
15144 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
15145 *recip_approx): Remove.
15146 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
15147 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
15148 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
15150 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
15153 2009-06-01 Ian Lance Taylor <iant@google.com>
15155 * attribs.c (register_attribute): Use CONST_CAST.
15156 * collect2.c (main): Use CONST_CAST2.
15157 (scan_prog_file): Likewise.
15158 * gcc.c (process_command, main): Likewise.
15159 * toplev.c (toplev_main): Likewise.
15161 * c-typeck.c (handle_warn_cast_qual): New static function,
15162 partially broken out of build_c_cast.
15163 (build_c_cast): Call handle_warn_cast_qual.
15164 * doc/invoke.texi (Warning Options): Document new effect of
15167 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
15169 * diagnostic.c (diagnostic_build_prefix): Always print columns.
15170 (diagnostic_report_current_module): Print columns.
15171 * common.opt (flag_show_column): Enable by default.
15173 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
15175 * alias.c (find_base_term): Check for NULL term before returning.
15177 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15179 Revert due to PR40320:
15180 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15181 * calls.c (emit_library_call_value_1): Don't force_operand for move
15184 2009-06-01 Olivier Hainque <hainque@adacore.com>
15185 Eric Botcazou <ebotcazou@adacore.com>
15187 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
15188 to be processed as a bitfield for constructor output purposes.
15189 * output.h (initializer_constant_valid_for_bitfield_p): Declare
15191 * varasm.c (oc_local_state): New type, output_constructor
15192 local state to support communication with helpers.
15193 (oc_outer_state): New type, output_constructor outer state of
15194 relevance in recursive calls.
15195 (output_constructor_array_range): New output_constructor helper,
15196 extracted code for an array range element.
15197 (output_constructor_regular_field): New output_constructor helper,
15198 extracted code for an element that is not a bitfield.
15199 (output_constructor_bitfield): New output_constructor helper,
15200 extracted code for a bitfield element. Accept an OUTER state
15201 argument for recursive processing. Recurse on record or array
15202 CONSTRUCTOR values, possibly past noop conversions.
15203 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
15204 VALUE is a valid constant-valued expression for use in a static
15205 bit-field initializer.
15206 (output_constructor): Rework to use helpers. Accept and honor an
15207 OUTER state argument for recursive calls. Return total size. Be
15208 prepared for nested constructors initializing bitfields.
15209 (output_constant): Feed OUTER in calls to output_constructor.
15211 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15213 * calls.c (emit_library_call_value_1): Don't force_operand for move
15216 2009-06-01 Nick Clifton <nickc@redhat.com>
15218 * doc/invoke.texi (IA-64 Options): Fix typo.
15220 2009-06-01 Ira Rosen <irar@il.ibm.com>
15222 PR tree-optimization/39129
15223 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
15225 (vect_do_peeling_for_loop_bound): Use
15226 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15227 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15228 (vect_loop_versioning): Likewise.
15229 (vect_create_cond_for_alias_checks): Fix indentation.
15230 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
15232 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
15233 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
15234 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
15235 "control flow in loop".
15236 (vect_estimate_min_profitable_iters): Use
15237 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15238 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15239 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15240 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
15241 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
15242 statement belongs to a group of strided accesses with the exact code
15244 (vectorizable_load): Likewise.
15245 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
15246 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15248 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
15250 * config/freebsd-stdint.h: New file.
15251 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
15252 Add freebsd-stdint.h to tm_file.
15254 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
15256 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
15257 (thumb2_extendhidi2): Likewise.
15259 2009-05-31 Ian Lance Taylor <iant@google.com>
15261 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
15263 2009-05-31 Ian Lance Taylor <iant@google.com>
15265 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
15266 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
15267 (ipa-reference.o): Depend upon gt-ipa-reference.h.
15269 2009-05-31 Jason Merrill <jason@redhat.com>
15271 * tree-pretty-print.c (print_call_name): Take the callee, not the
15272 call itself. Make non-static. Use dump_function_name for functions.
15273 (dump_generic_node): Adjust.
15274 * diagnostic.h: Declare print_call_name.
15275 * gimple-pretty-print.c (dump_gimple_call): Use it.
15277 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15279 * config/sh/sh.md (ashldi3_std): New define_expand.
15282 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15285 * config/sh/sh.c: Include debug.h.
15286 (sh_expand_epilogue): Emit a blockage insn before the frame
15287 pointer adjustment also when dwarf2out_do_frame returns true.
15289 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
15291 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
15292 (thumb2_extendqidi2): New pattern.
15294 2009-05-31 Ira Rosen <irar@il.ibm.com>
15296 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
15297 mark phis for renaming.
15298 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15299 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15300 Call mark_sym_for_renaming.
15301 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15302 * tree-vect-loop.c (vect_transform_loop): Remove
15303 vect_memsyms_to_rename initialization and a call to
15304 mark_set_for_renaming.
15306 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15308 PR middle-end/40304
15309 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15310 frame related even if !set_cfa && style < 0.
15312 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15314 * config/i386/mingw-tls.c: New file.
15315 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15316 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15317 defining _WIN32 but not __CYGWIN__.
15319 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15321 * configure.ac: Add MPC support.
15323 * config.in, configure: Regenerate.
15325 2009-05-29 Richard Henderson <rth@redhat.com>
15327 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15328 NOTE_INSN_BASIC_BLOCK.
15329 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15330 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15331 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15333 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15335 (add_cfi): Disable check redefining cfa away from drap.
15336 (lookup_cfa_1): Add remember argument; handle remember/restore.
15337 (lookup_cfa): Pass remember argument.
15338 (cfa_remember): New.
15339 (compute_barrier_args_size_1): Remove sibcall check.
15340 (dwarf2out_frame_debug_def_cfa): New.
15341 (dwarf2out_frame_debug_adjust_cfa): New.
15342 (dwarf2out_frame_debug_cfa_offset): New.
15343 (dwarf2out_frame_debug_cfa_register): New.
15344 (dwarf2out_frame_debug_cfa_restore): New.
15345 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15346 (dwarf2out_begin_epilogue): New.
15347 (dwarf2out_frame_debug_restore_state): New.
15348 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15349 DW_CFA_restore_state.
15350 (output_cfi_directive): Likewise.
15351 (convert_cfa_to_fb_loc_list): Likewise.
15352 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15353 * dwarf2out.h: Update.
15354 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15355 (copy_insn_1): Early out for null.
15356 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15357 and dwarf2out_frame_debug_restore_state.
15358 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15359 (prologue_insn_hash, epilogue_insn_hash): New.
15360 (free_after_compilation): Adjust freeing accordingly.
15361 (record_insns): Create hash table if needed; push insns into
15362 hash instead of array.
15363 (maybe_copy_epilogue_insn): New.
15364 (contains): Search hash table instead of array.
15365 (sibcall_epilogue_contains): Remove.
15366 (thread_prologue_and_epilogue_insns): Split eh_return insns
15367 and mark them as epilogues.
15368 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15369 scanning in terms of basic blocks.
15370 * insn-notes.def (CFA_RESTORE_STATE): New.
15371 * jump.c (returnjump_p_1): Accept EH_RETURN.
15372 (eh_returnjump_p_1, eh_returnjump_p): New.
15373 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15374 CFA_REGISTER, CFA_RESTORE): New.
15375 * rtl.def (EH_RETURN): New.
15376 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15378 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15379 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15381 * config/i386/i386.c (gen_push): Update cfa state.
15382 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15383 add a CFA_ADJUST_CFA note.
15384 (ix86_dwarf_handle_frame_unspec): Remove.
15385 (ix86_expand_prologue): Update cfa state.
15386 (ix86_emit_restore_reg_using_pop): New.
15387 (ix86_emit_restore_regs_using_pop): New.
15388 (ix86_emit_leave): New.
15389 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15390 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15391 * config/i386/i386.h (struct machine_cfa_state): New.
15392 (ix86_cfa_state): New.
15393 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15394 (eh_return_internal): Merge from eh_return_<mode>,
15395 use eh_return rtx, split w/ epilogue.
15397 2009-05-29 Ian Lance Taylor <iant@google.com>
15399 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15401 * calls.c (emit_library_call_value_1): Likewise.
15403 * c-typeck.c (c_build_va_arg): New function.
15404 * c-tree.h (c_build_va_arg): Declare.
15405 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15406 instead of build_va_arg.
15408 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15410 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15411 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15412 (ptr_difference_cost): Use affine combinations to compute it.
15413 (difference_cost): Likewise.
15414 (get_computation_cost_at): Compute more accurate cost for addresses
15415 if the ratio is a multiplier allowed in addresses.
15416 For non-addresses, consider that an additional offset or symbol is
15419 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15421 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15422 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15424 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15425 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15426 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15428 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15429 to 1 for TYPE_SSE{IADD1,CVT1}.
15430 (prefix_vex_imm8): Removed.
15431 (length_vex): Only pass 1 as second argument to
15432 ix86_attr_length_vex_default if prefix_extra is 0.
15433 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15434 (length): For prefix vex computation use length_immediate
15435 attribute instead of prefix_vex_imm8.
15436 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15437 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15438 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15439 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15440 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15441 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15442 a space in between the operands.
15443 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15444 if one operand is 0xff and the other one si, di, bp or sp.
15445 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15446 other one si, di, bp or sp.
15447 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15448 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15449 type and mode attributes.
15450 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15451 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15452 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15453 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15454 prefix_data16 attribute iff MODE_DF.
15455 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15456 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15457 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15458 constm128_operand in length_immediate computation.
15459 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15460 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15461 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15462 length_immediate attribute to 1.
15463 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15464 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15465 for certain alternatives.
15466 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15467 prefix_data16 attribute if MODE_V1DF.
15468 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15469 length_immediate to 1.
15470 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15471 length_address to 4, set mode attribute to MODE_DI.
15472 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15473 (fxam<mode>2_i387): Set length attribute to 4.
15474 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15475 *prefetch_3dnow_rex): Override length_address attribute.
15476 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15478 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15479 (constm128_operand): Removed.
15480 * config/i386/i386.c (memory_address_length): For
15481 disp && !index && !base in 64-bit mode account for SIB byte if
15482 print_operand_address can't optimize disp32 into disp32(%rip)
15483 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15484 for fs: or gs: segment.
15485 (ix86_attr_length_immediate_default): When checking if shortform
15486 is possible, truncate immediate to the length of the non-shortened
15488 (ix86_attr_length_address_default): Ignore MEM_P operands
15490 (ix86_attr_length_vex_default): Only check for DImode on
15491 GENERAL_REG_P operands.
15492 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15493 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15494 (sse_cvttps2pi): Clear prefix_rep attribute.
15495 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15497 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15498 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15499 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15500 iff operand 2 is const_int_operand.
15501 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15502 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15503 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15505 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15507 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15508 prefix_data16 attribute for movlpd and movhpd instructions.
15509 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15510 length_immediate for shufpd instruction.
15511 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15512 (avx_cmpp<avxmodesuffixf2c><mode>3,
15513 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15514 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15515 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15516 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15517 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15518 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15519 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15520 prefix_data16 attribute for the first alternative to 1.
15521 (*avx_loadlps): Override length_immediate for the first alternative.
15522 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15523 attributes for second alternative.
15524 (*vec_concatv2sf_sse4_1): Override length_immediate and
15525 prefix_data16 attributes for second alternative.
15526 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15527 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15528 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15529 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15530 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15531 prefix_data16 and length_immediate to 1.
15532 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15534 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15535 prefix_extra attribute for variants that don't have 0f prefix alone.
15536 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15537 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15538 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15539 *sse4_1_pextrd): Set length_immediate to 1.
15540 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15541 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15543 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15544 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15545 length_immediate to 1 for second alternative.
15546 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15547 prefix_extra and length_immediate attributes for the first
15549 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15551 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15552 to 1 for the first and third alternative.
15553 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15555 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15557 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15559 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15560 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15561 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15562 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15563 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15564 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15565 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15566 ssse3_psign<mode>3): Override prefix_rex attribute.
15567 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15568 (ssse3_palignrti): Override length_immediate to 1.
15569 (ssse3_palignrdi): Override length_immediate to 1, override
15570 prefix_rex attribute.
15571 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15572 (sse4a_extrqi): Override length_immediate to 2.
15573 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15574 (sse4a_insertq): Override prefix_data16 to 0.
15575 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15576 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15577 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15578 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15579 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15580 and length_immediate to 1.
15581 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15582 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15583 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15584 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15585 and length_immediate to 1.
15586 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15587 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15588 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15589 avx_ptest256): Override prefix_extra to 1.
15590 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15591 Override prefix_data16 and length_immediate to 1.
15592 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15593 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15594 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15595 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15596 prefix_data16 to 0 and prefix_extra to 2.
15597 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15598 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15600 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15601 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15602 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15603 and prefix_extra to 2.
15604 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15605 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15606 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15607 avx_vpermilvar<mode>3,
15608 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15609 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15610 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15611 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15612 Override prefix_extra to 1.
15613 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15614 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15615 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15616 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15617 prefix_extra and length_immediate to 1.
15618 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15620 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15621 to 1 for the first alternative.
15622 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15623 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15625 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15626 *movv2sf_internal_avx, *movv2sf_internal): Override
15627 prefix_rep attribute for certain alternatives.
15628 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15629 attributes for certain alternatives.
15630 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15631 attributes for certain alternatives.
15632 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15633 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15634 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15635 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15636 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15637 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15638 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15639 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15640 length_immediate to 1 if operand 2 is const_int_operand.
15641 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15642 *vec_extractv2si_1): Set length_immediate attribute to 1.
15643 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15644 using old 3DNOW insn rather than SSE/3DNOW_A.
15645 (mmx_emms, mmx_femms): Clear modrm attribute.
15647 2009-05-29 Martin Jambor <mjambor@suse.cz>
15649 * tree-sra.c: New implementation of SRA.
15651 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15652 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15653 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15654 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15655 (SRA_MAX_STRUCTURE_COUNT): Removed.
15656 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15657 * doc/invoke.texi (sra-max-structure-size): Removed.
15658 (sra-field-structure-ratio): Removed.
15660 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15662 PR middle-end/40291
15663 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15666 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15668 PR rtl-optimization/40101
15669 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15670 seqno. Adjust comment.
15671 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15672 inserting bookkeeping before a jump, the jump is not scheduled.
15673 When no positive seqno found, provide a value. Add comment.
15675 2009-05-29 Richard Guenther <rguenther@suse.de>
15677 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15678 short-cutting on the first component.
15680 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15682 PR middle-end/39958
15683 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15684 for trees other than decls/types.
15686 2009-05-29 Richard Guenther <rguenther@suse.de>
15688 * tree-ssa-operands.c (get_expr_operands): Do not handle
15689 INDIRECT_REFs in the handled-component case. Remove
15690 unused get_ref_base_and_extent case.
15691 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15692 tree_low_cst and host_integerp where possible.
15693 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15694 codes for equivalence.
15695 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15697 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15699 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15700 to tmake_file for i[34567]86-*-cygwin*.
15702 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15705 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15706 (altivec_categorize_keyword, init_vector_keywords,
15707 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15710 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15712 * tree.c (handle_dll_attribute): Check if node is
15713 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15715 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15717 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15719 (thumb2_zero_extendqidi2): Likewise.
15721 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15723 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15724 instead of gen_movrt.
15725 * config/sh/sh.md (movrt): Remove.
15727 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15729 * doc/invoke.texi (IA-64 Options):
15730 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15731 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15732 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15733 -msched-prefer-non-control-spec-insns,
15734 -msched-stop-bits-after-every-cycle,
15735 -msched-count-spec-in-critical-path,
15736 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15737 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15738 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15739 and -msched-spec-verbose.
15741 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15743 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15744 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15746 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15748 2009-05-28 Richard Guenther <rguenther@suse.de>
15750 * tree-ssa-alias.c (ao_ref_init): New function.
15751 (ao_ref_base): Likewise.
15752 (ao_ref_base_alias_set): Likewise.
15753 (ao_ref_alias_set): Likewise.
15754 (refs_may_alias_p_1): Change signature.
15755 (refs_may_alias_p): Adjust.
15756 (refs_anti_dependent_p): Likewise.
15757 (refs_output_dependent_p): Likewise.
15758 (call_may_clobber_ref_p_1): Change signature.
15759 (call_may_clobber_ref_p): Adjust.
15760 (stmt_may_clobber_ref_p_1): New function split out from ...
15761 (stmt_may_clobber_ref_p): ... here.
15762 (maybe_skip_until): Adjust signature.
15763 (get_continuation_for_phi): Likewise.
15764 (walk_non_aliased_vuses): Likewise.
15765 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15766 (ao_ref_init): Declare.
15767 (ao_ref_base): Likewise.
15768 (ao_ref_alias_set): Likewise.
15769 (stmt_may_clobber_ref_p_1): Likewise.
15770 (walk_non_aliased_vuses): Adjust.
15771 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15772 (get_ref_from_reference_ops): remove.
15773 (vn_reference_lookup_2): Adjust signature.
15774 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15775 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15776 (vn_reference_lookup): Adjust.
15777 (vn_reference_insert): Likewise.
15778 (vn_reference_insert_pieces): Adjust signature.
15779 (visit_reference_op_call): Adjust.
15780 * tree-ssa-pre.c (get_expr_type): Simplify.
15781 (phi_translate_1): Adjust.
15782 (compute_avail): Likewise.
15783 (translate_vuse_through_block): Do not re-build trees.
15784 (value_dies_in_block_x): Likewise.
15785 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15787 (vn_reference_lookup_pieces): Adjust declaration.
15788 (vn_reference_insert_pieces): Likewise.
15790 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15792 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15793 with checking disabled.
15795 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15799 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15800 macro definition for support of three-operand format aligned
15801 .comm directive in assembler on cygwin/pe/mingw target OS.
15802 * configure: Regenerate.
15803 * config.h: Regenerate.
15805 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15806 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15807 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15809 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15810 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15812 2009-05-28 Ira Rosen <irar@il.ibm.com>
15814 PR tree-optimization/40254
15815 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15816 in analysis of basic blocks.
15818 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15820 PR middle-end/33699
15821 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15822 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15823 (TARGET_INITIALIZER): Use it.
15824 * cse.c (CHEAPER): Move it up to the other macros.
15825 (insert): Rename this ...
15826 (insert_with_costs): ... to this. Add cost parameters. Update
15828 (insert): New function. Call insert_with_costs.
15829 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15830 find_reg_offset_for_const, try_const_anchors): New functions.
15831 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15832 when using a const-anchor. Call insert_const_anchors.
15833 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15834 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15836 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15838 * tree-inline.c (remap_decls): Enable nonlocalized variables
15839 when not optimizing.
15841 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15843 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15844 Simplify other tests involving optimize.
15846 2009-05-27 Tom Tromey <tromey@redhat.com>
15848 * unwind-dw2.c (_Unwind_DebugHook): New function.
15849 (uw_install_context): Call _Unwind_DebugHook.
15851 2009-05-27 Tom Tromey <tromey@redhat.com>
15853 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15855 2009-05-27 Ian Lance Taylor <iant@google.com>
15857 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15858 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15859 (ALL_LINKERFLAGS): Define.
15860 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15861 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15862 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15863 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15864 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15865 $(LINKER_FOR_BUILD).
15866 (build/gcov-iov$(build_exeext)): Likewise.
15868 2009-05-27 Julian Brown <julian@codesourcery.com>
15870 * gcse.c (target.h): Include.
15871 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15872 copy of argument to a pseudo register.
15874 2009-05-27 Diego Novillo <dnovillo@google.com>
15876 * tree-ssa-live.c (dump_scope_block): Document arguments.
15877 (dump_scope_blocks): Document.
15878 (debug_scope_blocks): New.
15879 * tree-flow.h (debug_scope_blocks): Declare.
15881 2009-05-21 Denis Chertykov <denisc@overta.ru>
15883 * doc/contrib.texi (Contributors): Add myself to the list.
15885 2009-05-27 Olivier Hainque <hainque@adacore.com>
15887 * expr.c (target_align): New function. Alignment the TARGET of an
15888 assignment may be assume to have.
15889 (highest_pow2_factor_for_target): Use it instead of relying on
15890 immediate tree attributes of TARGET, not necessarily honored when
15891 intermediate bitfields are involved.
15893 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15896 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15897 AVX, SSE4, AES, PCLMUL and POPCNT.
15899 2009-05-27 Diego Novillo <dnovillo@google.com>
15901 * tree-pretty-print.c (dump_location): New.
15902 (dump_generic_node): Call it.
15903 Factor code to handle BLOCK nodes ...
15904 (dump_block_node): ... here.
15906 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15908 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15910 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15912 * gcc-plugin.h: Include config.h and system.h.
15913 (IN_GCC): Define if not defined.
15915 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15917 PR middle-end/40249
15918 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15921 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15923 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15925 * config/m32r/m32r.h: Ditto.
15926 * config/m32r/m32r.md: Ditto.
15927 * config/m32r/predicates.md: Ditto.
15929 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15931 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15933 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15936 (Loading plugins): typo.
15937 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15938 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15939 (Interacting with the GCC Garbage Collector): Added new section.
15940 (Giving information about a plugin): Added new section for
15942 * ggc.h (ggc_register_root_tab): Added declaration.
15943 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15944 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15945 (register_callback): Improved comment in declaration.
15946 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15947 (extra_root_vec) Added static variable for dynamic roots registration.
15948 (ggc_register_root_tab) Added new routine.
15949 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15950 PLUGIN_GGC_MARKING event.
15951 * ggc-zone.c: Include plugin.h.
15952 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15953 * ggc-page.c: Include plugin.h.
15954 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15955 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15956 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15957 (register_callback): check lack of callbacks for
15958 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15959 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15960 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15961 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15962 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15963 dependency on plugin.h.
15964 (plugin.o): Added dependency on ggc.h...
15966 2009-05-26 Richard Guenther <rguenther@suse.de>
15968 PR middle-end/40248
15970 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15971 with mismatched comparison modes.
15973 * expr.c (expand_expr_real_1): Expand the operand of a
15974 VIEW_CONVERT_EXPR in its natural mode.
15976 2009-05-26 Ian Lance Taylor <iant@google.com>
15978 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15979 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15980 (ALL_COMPILERFLAGS): Define.
15981 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15982 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15983 (collect2$(exeext), collect2.o): Likewise.
15984 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15985 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15986 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15987 (libbackend.o, intl.o, cppdefault.o): Likewise.
15988 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15989 (build/%.o): Use $(COMPILER_FOR_BUILD).
15990 (build/gen%$(build_exeext)): Likewise.
15991 (build/gcov-iov$(build_exeext)): LIkewise.
15992 * config/t-darwin (darwin.o): Use $(COMPILER).
15993 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15994 * config/t-sol2 (sol2-c.o): Likewise.
15995 (sol2.o): Likewise.
15996 * config/t-vxworks (vxworks.o): Likewise.
15997 * config/x-darwin (host-darwin.o): Likewise.
15998 * config/x-hpux (host-hpux.o): Likewise.
15999 * config/x-linux (host-linux.o): Likewise.
16000 * config/x-solaris (host-solaris.o): Likewise.
16001 * config/alpha/x-alpha (driver-alpha.o): Likewise.
16002 * config/arm/t-arm (arm-c.o): Likewise.
16003 * config/arm/t-pe (pe.o): Likewise.
16004 * config/arm/t-wince-pe (pe.o): Likewise.
16005 * config/i386/t-cygming (winnt.o): Likewise.
16006 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
16007 * config/i386/t-cygwin (cygwin1.o): Likewise.
16008 (cygwin2.o): Likewise.
16009 * config/i386/t-i386 (i386-c.o): Likewise.
16010 * config/i386/t-interix (winnt.o): Likewise.
16011 * config/i386/t-netware (netware.o): Likewise.
16012 * config/i386/t-nwld (nwld.o): Likewise.
16013 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
16014 * config/i386/x-i386 (driver-i386.o): Likewise.
16015 * config/i386/x-cygwin (host-cygwin.o): Likewise.
16016 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
16017 * config/ia64/t-ia64 (ia64-c.o): Likewise.
16018 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
16019 * config/mips/x-native (driver-native.o): Likewise.
16020 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
16021 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
16022 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
16023 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
16024 * config/score/t-score-elf (score7.o): Likewise.
16025 (score3.o): Likewise.
16026 * config/sh/t-sh (sh-c.o): Likewise.
16027 * config/sh/t-symbian (sh-c.o): Likewise.
16028 (symbian.o): Likewise.
16029 * config/spu/t-spu-elf (spu-c.o): Likewise.
16030 * config/v850/t-v850 (v850-c.o): Likewise.
16031 * config/v850/t-v850e (v850-c.o): Likewise.
16033 2009-05-26 Richard Guenther <rguenther@suse.de>
16035 PR tree-optimization/40122
16036 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
16037 VECTOR_CSTs if possible.
16038 (fold_gimple_assign): Likewise.
16040 2009-05-26 Richard Guenther <rguenther@suse.de>
16042 PR middle-end/40252
16043 * fold-const.c (fold_binary): Use the correct types for building
16046 2009-05-26 Richard Guenther <rguenther@suse.de>
16048 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
16049 redundant calls to merge_alias_info.
16050 (bump_vector_ptr): Likewise.
16051 * tree-ssa-copy.c (merge_alias_info): Remove.
16052 (replace_exp_1): Remove call to merge_alias_info.
16053 (propagate_tree_value): Likewise.
16054 (fini_copy_prop): Propagate points-to info.
16055 * tree-flow.h (merge_alias_info): Remove.
16057 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16059 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
16061 2009-05-25 Jan Hubicka <jh@suse.cz>
16063 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16064 * cgraph.h (struct inline_summary): New filed self_wize,
16065 size_inlining_benefit, self_time and time_inlining_benefit.
16066 (struct cgraph_global_info): Replace insns by time ans size fields.
16067 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16068 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16069 (ipcp_update_callgraph): Do not touch function bodies.
16070 * ipa-inline.c: Include except.h
16071 (MAX_TIME): New constant.
16072 (overall_insns): Remove.
16073 (leaf_node_p): New.
16074 (overall_size, max_benefit): New static variables.
16075 (cgraph_estimate_time_after_inlining): New function.
16076 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16077 (cgraph_clone_inlined_nodes): Update size.
16078 (cgraph_mark_inline_edge): Update size.
16079 (cgraph_estimate_growth): Use size info.
16080 (cgraph_check_inline_limits): Check size.
16081 (cgraph_default_inline_p): Likewise.
16082 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16083 (cgraph_decide_recursive_inlining): Check size.
16084 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16086 (cgraph_decide_inlining): Likewise.
16087 (cgraph_decide_inlining_incrementally): Likewise; honor
16088 PARAM_EARLY_INLINING_INSNS.
16089 (likely_eliminated_by_inlining_p): New predicate.
16090 (estimate_function_body_sizes): New function.
16091 (compute_inline_parameters): Use it.
16092 * except.c (must_not_throw_labels): New function.
16093 * except.h (must_not_throw_labels): Declare.
16094 * tree-inline.c (init_inline_once): Kill inlining_weigths
16095 * tree-ssa-structalias.c: Avoid uninitialized warning.
16096 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16097 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16098 (PARAM_INLINE_CALL_COST): Remove.
16099 (PARAM_EARLY_INLINING_INSNS): New.
16101 2009-05-25 Richard Guenther <rguenther@suse.de>
16103 PR tree-optimization/36327
16104 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
16105 callback for reference translation or lookup at the point of may-defs.
16106 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
16107 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
16108 for union COMPONENT_REFs.
16109 (vn_reference_lookup_3): New callback. Lookup from memset
16110 and CONSTRUCTOR assignment, translate through struct copies.
16111 (vn_reference_lookup_pieces): Make sure to not free the
16112 passed operands array. Adjust walk_non_aliased_vuses call.
16113 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
16114 make sure we do not leak memory.
16116 2009-05-25 Richard Guenther <rguenther@suse.de>
16118 * tree-ssa-alias.h (dump_points_to_solution): Declare.
16119 * tree-inline.c (expand_call_inline): Reset the escaped and
16120 callused solutions.
16121 * tree-ssa-structalias.c (pass_build_ealias): New.
16122 * tree-pass.h (pass_build_ealias): Declare.
16123 * passes.c (init_optimization_passes): Add PTA during
16124 early optimizations.
16125 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
16126 and CALLUSED solutions.
16127 (dump_points_to_solution): New function, split out from ...
16128 (dump_points_to_info_for): ... here.
16129 * tree-parloops.c (parallelize_loops): Reset the escaped and
16130 callused solutions.
16132 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16135 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
16136 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
16138 2009-05-25 Ira Rosen <irar@il.ibm.com>
16140 PR tree-optimization/40238
16141 * tree-vect-stmts.c (vect_init_vector): Insert initialization
16142 statements after basic block's labels.
16143 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
16144 to free the allocated memory.
16146 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
16148 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
16149 return address with a USE.
16151 2009-05-24 Richard Guenther <rguenther@suse.de>
16153 PR middle-end/40233
16154 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
16155 array type from the main variant of the inner type.
16157 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16159 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
16160 definition to bool (from int) to un-break build.
16161 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
16163 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
16165 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
16166 discard_stmt_changes): Delete.
16167 * tree-ssa-operands.c (scb_stack): Delete.
16168 (init_ssa_operands): Do not initialize it.
16169 (fini_ssa_operands): Do not free it.
16170 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
16172 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
16173 update_stmt, remove the others. Fix comments.
16174 * tree-dfa.c (optimize_stack_restore): Likewise.
16175 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
16176 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
16177 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16178 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
16180 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
16181 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
16182 (dom_opt_finalize_block): Likewise, adjusting access to
16184 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
16185 (stmts_to_rescan): Change item type to gimple.
16186 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
16188 2009-05-24 Ira Rosen <irar@il.ibm.com>
16190 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
16191 * tree-pass.h (pass_slp_vectorize): New pass.
16192 * params.h (SLP_MAX_INSNS_IN_BB): Define.
16193 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
16194 * tree-vectorizer.c (timevar.h): Include.
16195 (user_vect_verbosity_level): Declare.
16196 (vect_location): Fix comment.
16197 (vect_set_verbosity_level): Update user_vect_verbosity_level
16198 instead of vect_verbosity_level.
16199 (vect_set_dump_settings): Add an argument. Ignore user defined
16200 verbosity if dump flags require higher level of verbosity. Print to
16201 stderr only for loop vectorization.
16202 (vectorize_loops): Update call to vect_set_dump_settings.
16203 (execute_vect_slp): New function.
16204 (gate_vect_slp): Likewise.
16205 (struct gimple_opt_pass pass_slp_vectorize): New.
16206 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
16207 access its members.
16208 (vec_info_for_bb): New function.
16209 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
16210 (VECTORIZATION_ENABLED): New macro.
16211 (SLP_ENABLED, SLP_DISABLED): Likewise.
16212 (vect_is_simple_use): Add bb_vec_info argument.
16213 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
16214 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
16215 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
16216 vect_schedule_slp, vect_analyze_slp): Likewise.
16217 (vect_analyze_stmt): Add slp_tree argument.
16218 (find_bb_location): Declare.
16219 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16220 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
16221 (vect_analyze_loop_operations, vect_analyze_loop,
16222 get_initial_def_for_induction, vect_create_epilog_for_reduction,
16223 vect_finalize_reduction, vectorizable_reduction,
16224 vectorizable_live_operation, vect_transform_loop): Likewise.
16225 * tree-data-ref.c (dr_analyze_innermost): Update comment,
16226 skip evolution analysis if analyzing a basic block.
16227 (dr_analyze_indices): Likewise.
16228 (initialize_data_dependence_relation): Skip the test whether the
16229 object is invariant for basic blocks.
16230 (compute_all_dependences): Skip dependence analysis for data
16231 references in basic blocks.
16232 (find_data_references_in_stmt): Don't fail in case of invariant
16233 access in basic block.
16234 (find_data_references_in_bb): New function.
16235 (find_data_references_in_loop): Move code to
16236 find_data_references_in_bb and add a call to it.
16237 (compute_data_dependences_for_bb): New function.
16238 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
16239 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
16241 (vect_analyze_data_ref_dependence): Check for interleaving in case of
16242 unknown dependence in basic block and fail in case of dependence in
16244 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
16245 dependence instances from either loop or basic block vectorization
16247 (vect_compute_data_ref_alignment): Check if it is loop vectorization
16248 before calling nested_in_vect_loop_p.
16249 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
16250 dependence instances from either loop or basic block vectorization
16252 (vect_verify_datarefs_alignment): Likewise.
16253 (vect_enhance_data_refs_alignment): Adjust function calls.
16254 (vect_analyze_data_refs_alignment): Likewise.
16255 (vect_analyze_group_access): Fix printing. Skip different checks if
16256 DR_STEP is 0. Keep strided stores either in loop or basic block
16257 vectorization data structure. Fix indentation.
16258 (vect_analyze_data_ref_access): Fix comments, allow zero step in
16260 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
16261 dependence instances from either loop or basic block vectorization
16263 (vect_analyze_data_refs): Update comment. Call
16264 compute_data_dependences_for_bb to analyze basic blocks.
16265 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
16266 case of loop vectorization. In case of basic block vectorization use
16267 data-ref itself as a base.
16268 (vect_create_data_ref_ptr): In case of basic block vectorization:
16269 don't advance the pointer, add new statements before the current
16270 statement. Adjust function calls.
16271 (vect_supportable_dr_alignment): Support only aligned accesses in
16272 basic block vectorization.
16273 * common.opt (ftree-slp-vectorize): New flag.
16274 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
16275 (vect_pattern_recog_1): Likewise.
16276 * tree-vect-stmts.c (process_use): Likewise.
16277 (vect_init_vector): Add new statements in the beginning of the basic
16278 block in case of basic block SLP.
16279 (vect_get_vec_def_for_operand): Adjust function calls.
16280 (vect_finish_stmt_generation): Likewise.
16281 (vectorizable_call): Add assert that it is loop vectorization, adjust
16283 (vectorizable_conversion, vectorizable_assignment): Likewise.
16284 (vectorizable_operation): In case of basic block SLP, take
16285 vectorization factor from statement's type and skip the relevance
16286 check. Adjust function calls.
16287 (vectorizable_type_demotion): Add assert that it is loop
16288 vectorization, adjust function calls.
16289 (vectorizable_type_promotion): Likewise.
16290 (vectorizable_store): Check for outer loop only in case of loop
16291 vectorization. Adjust function calls. For basic blocks, skip the
16292 relevance check and don't advance pointers.
16293 (vectorizable_load): Likewise.
16294 (vectorizable_condition): Add assert that it is loop vectorization,
16295 adjust function calls.
16296 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
16297 that it is not reduction, get vector type, call only supported
16298 functions, skip loop specific parts.
16299 (vect_transform_stmt): Check for outer loop only in case of loop
16301 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16302 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16303 for external definition.
16304 * passes.c (pass_slp_vectorize): New pass.
16305 * tree-vect-slp.c (find_bb_location): New function.
16306 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16307 check for patterns only in loops.
16308 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16309 case of multiple types in basic block SLP.
16310 (vect_mark_slp_stmts_relevant): New function.
16311 (vect_supported_load_permutation_p): Fix comment.
16312 (vect_analyze_slp_instance): Add argument. In case of basic block
16313 SLP, take vectorization factor from statement's type, check that
16314 unrolling factor is 1. Adjust function call. Save SLP instance in
16315 either loop or basic block vectorization structure. Return FALSE,
16317 (vect_analyze_slp): Add argument. Get strided stores groups from
16318 either loop or basic block vectorization structure. Return FALSE
16319 if basic block SLP failed.
16320 (new_bb_vec_info): New function.
16321 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16322 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16323 (vect_schedule_slp): Add argument. Get SLP instances from either
16324 loop or basic block vectorization structure. Set vectorization factor
16325 to be 1 for basic block SLP.
16326 (vect_slp_transform_bb): New function.
16327 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16329 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16331 * final.c (shorten_branches): Do not align labels for jump tables.
16332 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16334 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16336 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16337 Remove outdated reference to flow.c and fix nits.
16338 * doc/gccint.texi: Tweak RTL description.
16339 * doc/rtl.texi: Likewise.
16341 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16343 * config/avr/avr.c: Change my email address.
16344 * config/avr/avr.h: Likewise.
16345 * config/avr/avr.md: Likewise.
16346 * config/avr/avr-protos.h: Likewise.
16347 * config/avr/libgcc.S: Likewise.
16349 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16351 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16352 (spu_split_load, spu_split_store): Change return type to int.
16353 (spu_split_convert): Declare.
16354 * config/spu/predicates.md (spu_mem_operand): Remove.
16355 (spu_mov_operand): Update.
16356 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16357 * config/spu/spu.c (regno_aligned_for_load): Remove.
16358 (reg_aligned_for_addr, spu_expand_load): Define.
16359 (spu_expand_extv): Reimplement and handle MEM.
16360 (spu_expand_insv): Handle MEM.
16361 (spu_sched_reorder): Handle insn's with length 0.
16362 (spu_legitimate_address_p): Reimplement.
16363 (store_with_one_insn_p): Return TRUE for any mode with size
16364 larger than 16 bytes.
16365 (address_needs_split): Define.
16366 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16368 (spu_convert_move): Define.
16369 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16370 (spu_split_store): Change all MEM's to TImode.
16371 (spu_init_expanders): Preallocate registers that correspond to
16372 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16374 (spu_split_convert): Define.
16375 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16376 (_move<mode>, _movdi, _movti): Update predicate and condition.
16377 (load, store): Change to define_split.
16378 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16380 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16381 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16382 define_insn_and_split of lshr<mode>3.
16383 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16384 (<v>ashr<mode>3_imm): Define.
16385 (extv, extzv, insv): Allow MEM operands.
16386 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16387 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16388 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16389 (_spu_convert2): Change to define_insn_and_split and remove the
16390 corresponding define_peephole2.
16391 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16392 Change predicates to memory_operand.
16394 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16396 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16398 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16400 PR tree-optimization/40219
16401 * tree.c (iterative_hash_expr): Make sure the builtin function is
16402 a normal builtin function and not a front end or back end builtin
16403 before indexing into the built_in_decls array.
16405 2009-05-22 Richard Guenther <rguenther@suse.de>
16407 PR middle-end/38964
16408 * alias.c (write_dependence_p): Do not use TBAA for answering
16409 anti-dependence or output-dependence.
16410 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16411 (emit_pointer_definition): Remove.
16412 (emit_alias_warning): Likewise.
16413 (find_what_var_points_to): Remove TBAA pruning code.
16414 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16416 (compute_points_to_sets): Remove code computing the set of
16417 dereferenced pointers.
16418 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16419 oracle for querying anti and output dependencies.
16420 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16421 if TBAA may be applied.
16422 (refs_anti_dependent_p): New function.
16423 (refs_output_dependent_p): Likewise.
16424 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16425 (refs_output_dependent_p): Likewise.
16426 * doc/tree-ssa.texi (Memory model): New section.
16427 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16428 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16429 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16430 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16431 * expr.c (expand_expr_real_1): Likewise.
16432 * gimple-low.c (lower_stmt): Likewise.
16433 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16434 (dump_gimple_cdt): Remove.
16435 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16436 (gimple_size): Likewise.
16437 (walk_gimple_op): Likewise.
16438 (is_gimple_stmt): Likewise.
16439 (walk_stmt_load_store_addr_ops): Likewise.
16440 (gimple_build_cdt): Remove.
16441 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16442 * gimple.h (gimple_cdt_new_type): Remove.
16443 (gimple_cdt_new_type_ptr): Likewise.
16444 (gimple_cdt_set_new_type): Likewise.
16445 (gimple_cdt_location): Likewise.
16446 (gimple_cdt_location_ptr): Likewise.
16447 (gimple_cdt_set_location): Likewise.
16448 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16449 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16450 GIMPLE_CHANGE_DYNAMIC_TYPE.
16451 (verify_types_in_gimple_stmt): Likewise.
16452 * tree-inline.c (estimate_num_insns): Likewise.
16453 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16454 (copy_decl_to_var): Likewise.
16455 (copy_result_decl_to_var): Likewise.
16456 * tree-pretty-print.c (dump_generic_node): Do not handle
16457 CHANGE_DYNAMIC_TYPE_EXPR.
16458 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16459 * tree-ssa-operands.c (get_expr_operands): Likewise.
16460 * tree-ssa-structalias.c (struct variable_info): Remove
16461 no_tbaa_pruning member.
16462 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16463 (unify_nodes): Do not copy it.
16464 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16465 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16466 (set_uids_in_ptset): Do not check it.
16467 (find_what_var_points_to): Likewise.
16468 (compute_tbaa_pruning): Remove.
16469 (compute_points_to_sets): Do not call it.
16470 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16471 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16472 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16473 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16474 (DECL_NO_TBAA_P): Likewise.
16475 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16476 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16477 (expand_omp_atomic_pipeline): Do not set it.
16478 * print-tree.c (print_node): Do not dump it.
16479 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16482 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16485 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16488 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16490 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16493 2009-05-22 Ben Elliston <bje@au.ibm.com>
16495 * Makefile.in (bversion.h, s-bversion): New targets.
16496 (TOPLEV_H): Add bversion.h.
16497 * toplev.h: Include "bversion.h".
16498 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16499 the __format__ attribute only if compiling with the same version
16500 of GCC as the sources (the "build version").
16502 2009-05-22 Ben Elliston <bje@au.ibm.com>
16504 * c-format.c (handle_format_attribute): Fix comment typo.
16506 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16509 * config/ia64/ia64.opt (mfused-madd): New.
16510 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16511 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16512 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16513 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16514 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16515 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16516 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16517 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16518 instruction if !TARGET_FUSED_MADD.
16519 (fpma, fpms): Remove colon from name.
16521 2009-05-22 Richard Guenther <rguenther@suse.de>
16523 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16524 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16525 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16527 (create_expression_by_pieces): Only convert if necessary.
16528 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16529 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16531 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16533 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16534 regular pattern from a template and rename it ...
16535 (*extzv_truncsi_exts): ... to this.
16537 2009-05-21 Richard Guenther <rguenther@suse.de>
16539 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16540 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16541 (cgraph_default_inline_p): Likewise.
16542 (cgraph_decide_inlining_incrementally): Likewise.
16544 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16545 Uros Bizjak <ubizjak@gmail.com>
16547 * config/i386/cpuid.h (bit_MOVBE): New.
16549 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16551 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16552 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16553 (ix86_handle_option): Handle OPT_mmovbe.
16554 (ix86_target_string): Add -mmovbe.
16555 (pta_flags): Add PTA_MOVBE.
16556 (processor_alias_table): Add PTA_MOVBE to "atom".
16557 (override_options): Handle PTA_MOVBE.
16559 * config/i386/i386.h (TARGET_MOVBE): New.
16561 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16562 (*bswapsi_movbe): New.
16563 (*bswapdi_movbe): Likewise.
16564 (bswapdi2): Renamed to ...
16565 (*bswapdi_1): This.
16566 (bswapdi2): New expander.
16568 * config/i386/i386.opt (mmovbe): New.
16570 * doc/invoke.texi: Document -mmovbe.
16572 2009-05-21 Taras Glek <tglek@mozilla.com>
16574 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16575 * gcc-plugin.h (plugin_init): Updated signature.
16576 * gcc-plugin.h (plugin_name_args): Moved to this header.
16577 * doc/plugins.texi (plugin_init): Updated documention to reflect
16579 * doc/plugins.texi (plugin_name_args): Added to documention.
16581 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16583 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16584 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16586 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16588 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16589 JUMP_TABLE_DATA_P predicates where applicable.
16590 * config/i386/predicates.md: Ditto.
16591 * config/i386/sse.md: Ditto.
16593 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16595 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16596 operand2 -128 override length_immediate attribute to 1.
16597 * config/i386/predicates.md (constm128_operand): New predicate.
16599 * config/i386/i386.c (memory_address_length): Handle %r12
16600 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16602 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16603 mode look through optional ZERO_EXTEND and SUBREG.
16604 * config/i386/i386.md (R12_REG): New define_constant.
16605 (prefix_data16): For sse unit set also for MODE_TI insns.
16606 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16607 insns set if operand 1 is ext_QIreg_operand.
16608 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16609 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16611 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16612 mode from MODE_DI to MODE_SI.
16613 (movdi_1_rex64): Override modrm and length_immediate attributes
16614 only for movabs (TYPE_IMOV, alternative 2).
16615 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16616 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16617 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16618 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16619 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16620 prefix_rex attribute if DImode.
16621 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16622 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16623 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16624 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16625 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16626 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16627 Likewise. For TYPE_IMOV clear length_immediate attribute.
16628 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16629 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16630 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16631 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16632 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16633 or one operand TYPE_ISHIFT.
16634 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16635 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16636 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16637 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16638 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16639 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16640 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16641 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16642 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16643 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16644 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16645 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16646 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16647 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16648 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16649 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16650 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16651 set mode attribute, don't override length attribute.
16652 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16654 (return_internal_long): Set length attribute to 2 instead of 1.
16655 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16656 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16657 prefix_rex attribute.
16658 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16660 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16662 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16664 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16666 2009-05-20 Ian Lance Taylor <iant@google.com>
16668 * tree.c (build_tree_list_vec_stat): New function.
16669 (ctor_to_vec): New function.
16670 (build_nt_call_vec): New function.
16671 (build_call_array): Change args to be a const pointer.
16672 (build_call_vec): New function.
16673 * tree.h (build_nt_call_vec): Declare.
16674 (build_tree_list_vec_stat): Declare.
16675 (build_tree_list_vec): Define.
16676 (build_call_array): Update declaration.
16677 (build_call_vec): Declare.
16678 (ctor_to_vec): Declare.
16679 * c-common.c (tree_vector_cache): New static variable.
16680 (make_tree_vector): New function.
16681 (release_tree_vector): New function.
16682 (make_tree_vector_single): New function.
16683 (make_tree_vector_copy): New function.
16684 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16685 (make_tree_vector_single, make_tree_vector_copy): Declare.
16686 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16687 (c_parser_expr_list): Don't manage cache here, instead call
16689 (c_parser_release_expr_list): Remove static function.
16690 (c_parser_vec_to_tree_list): Remove static function.
16691 (c_parser_attributes): Call build_tree_list_vec instead of
16692 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16693 c_parser_release_expr_list.
16694 (c_parser_postfix_expression_after_primary): Likewise.
16695 (c_parser_objc_keywordexpr): Likewise.
16697 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16699 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16700 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16701 TARGET_CONVERT_TO_TYPE.
16702 * hooks.c (hook_tree_const_tree_null): Define.
16703 * hooks.h (hook_tree_const_tree_null): Declare.
16704 * target.h (struct gcc_target): Add invalid_parameter_type,
16705 invalid_return_type, promoted_type, and convert_to_type fields.
16706 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
16707 (TARGET_INVALID_RETURN_TYPE): Define.
16708 (TARGET_PROMOTED_TYPE): Define.
16709 (TARGET_CONVERT_TO_TYPE): Define.
16710 (TARGET_INITIALIZER): Update for new fields.
16711 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16712 (grokparms): Check targetm.invalid_parameter_type.
16713 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16714 * c-convert.c (convert): Check targetm.convert_to_type.
16716 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16718 * config/mips/mips.md (*extenddi_truncate<mode>,
16719 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16721 (*extendhi_truncateqi): New define_insn_and_sptit.
16723 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16725 PR middle-end/40204
16726 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16727 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16729 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16731 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16732 the operand of VIEW_CONVERT_EXPR.
16734 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16736 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16737 extended family and model for Intel processors. Support Intel Atom.
16739 2009-05-20 Olivier Hainque <hainque@adacore.com>
16741 * gstab.h (stab_code_type): Define, to be used instead of the
16742 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16744 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16745 occurrences by stab_code_type.
16746 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16748 2009-05-20 Martin Jambor <mjambor@suse.cz>
16750 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16751 (sra_insert_before): Likewise.
16752 (sra_insert_after): Likewise.
16753 (sra_init_cache): Likewise.
16754 (sra_type_can_be_decomposed_p): Likewise.
16755 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16756 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16757 (sra_insert_before): Likewise.
16758 (sra_insert_after): Likewise.
16759 (sra_init_cache): Likewise.
16760 (insert_edge_copies_seq): Made static and moved upwards.
16762 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16765 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16767 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16768 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16771 2009-05-20 Richard Guenther <rguenther@suse.de>
16773 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16774 with mismatched comparison modes.
16776 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16778 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16779 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16780 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16781 with shifts for Thumb2.
16782 (orsi_notsi): New for orn.
16783 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16784 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16785 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16786 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16787 Don't invert remainder for IOR.
16789 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16791 PR tree-optimization/40087
16792 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16793 number_of_iterations_ne): Rename never_infinite argument.
16794 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16795 number_of_iterations_le): Handle pointer-type ivs when
16796 exit_must_be_taken is false.
16797 (number_of_iterations_cond): Do not always assume that
16798 exit_must_be_taken if the control variable is a pointer.
16800 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16802 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16803 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16805 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16807 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16808 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16810 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16813 * c.opt (Wlogical-op): Disabled by default.
16814 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16816 * doc/invoke.texi (Wlogical-op): Likewise.
16818 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16820 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16822 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16823 Propagate the type of the first operand.
16824 <ASSERT_EXPR>: Simplify.
16825 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16826 Rewrite using the RHS code as discriminant.
16827 <NOP_EXPR>: Turn into CASE_CONVERT.
16828 <PLUS_EXPR>: Propagate the type of the first operand.
16830 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16832 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16833 (ia64_dconst_0_375): New.
16834 * config/ia64/ia64.c (ia64_override_options): Remove
16835 -minline-sqrt-min-latency warning.
16836 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16837 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16838 * config/ia64/ia64.md (*sqrt_approx): Remove.
16839 (sqrtsf2): Remove #if 0.
16840 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16841 (sqrtdf): Remove assert.
16842 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16843 (sqrtxf2): Remove #if 0.
16844 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16845 * div.md (sqrt_approx_rf): New.
16846 (sqrtsf2_internal_thr): New implementation.
16847 (sqrtsf2_internal_lat): New.
16848 (sqrtdf2_internal_thr: New implementation.
16849 (sqrtxf2_internal): New implementation.
16851 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16852 Hans-Peter Nilsson <hp@axis.com>
16854 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16855 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16856 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16857 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16858 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16859 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16860 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16861 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16862 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16863 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16864 * c-common.c: ...from here.
16866 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16868 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16870 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16872 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16874 2009-05-19 Ben Elliston <bje@au.ibm.com>
16876 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16877 assignments with memcpy calls.
16878 (add_fdes): Likewise.
16879 (binary_search_unencoded_fdes): Likewise.
16880 (linear_search_fdes): Eliminate type puns.
16882 2009-05-19 Richard Guenther <rguenther@suse.de>
16884 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16885 not falsely claim to have propagated into all uses.
16887 2009-05-19 Ben Elliston <bje@au.ibm.com>
16889 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16892 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16894 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16895 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16896 (TARGET_LEGITIMATE_ADDRESS_P): New.
16897 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16898 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16900 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16903 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16904 child of the containing namespace's DIE.
16906 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16908 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16909 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16910 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16913 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16916 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16917 gen_align with gen_pad.
16918 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16919 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16921 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16922 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16924 * config/i386/i386.md (align): Renamed to ...
16925 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16926 ASM_OUTPUT_MAX_SKIP_PAD.
16928 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16930 * config.gcc: Fix variable syntax.
16933 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16934 before calling exact_log2.
16935 (output_iorsi3): Likewise.
16936 (output_xorsi3): Likewise.
16938 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16940 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16941 for the none zero constant operand except for EQ and NE
16942 comprisons even when the first operand is R0.
16944 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16946 * config/s390/2064.md: Remove trailing whitespaces.
16947 * config/s390/2084.md: Likewise.
16948 * config/s390/constraints.md: Likewise.
16949 * config/s390/fixdfdi.h: Likewise.
16950 * config/s390/libgcc-glibc.ver: Likewise.
16951 * config/s390/s390-modes.def: Likewise.
16952 * config/s390/s390-protos.h: Likewise.
16953 * config/s390/s390.c: Likewise.
16954 * config/s390/s390.h: Likewise.
16955 * config/s390/s390.md: Likewise.
16956 * config/s390/tpf-unwind.h: Likewise.
16958 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16960 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16962 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16965 * configure.ac (m68k-*-*): Check if binutils support TLS.
16966 * configure: Regenerate.
16967 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16968 * config/m68k/constraints.md (Cu): New constraint.
16969 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16970 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16971 (movsi): Handle TLS symbols.
16972 (addsi3_5200): Handle XTLS symbols, indent.
16973 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16974 (m68k_tls_reference_p): Declare.
16975 (m68k_legitimize_address): Declare.
16976 (m68k_unwrap_symbol): Declare.
16977 * config/m68k/m68k.opt (mxtls): New option.
16978 * config/m68k/m68k.c (ggc.h): Include.
16979 (m68k_output_dwarf_dtprel): Implement hook.
16980 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16981 (m68k_expand_prologue): Load GOT pointer when function needs it.
16982 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16983 (m68k_legitimate_constant_address_p): Same.
16984 (m68k_decompose_address): Handle TLS references.
16985 (m68k_get_gp): New static function.
16986 (enum m68k_reloc): New contants.
16987 (TLS_RELOC_P): New macro.
16988 (m68k_wrap_symbol): New static function.
16989 (m68k_unwrap_symbol): New function.
16990 (m68k_final_prescan_insn_1): New static function.
16991 (m68k_final_prescan_insn): New function.
16992 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16994 (legitimize_pic_address): Handle TLS references..
16995 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16996 (m68k_libcall_value_in_a0_p)
16997 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16998 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16999 (m68k_legitimize_tls_address): Handle TLS references.
17000 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
17002 (m68k_legitimize_address): Handle TLS symbols.
17003 (m68k_get_reloc_decoration): New static function.
17004 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
17006 (m68k_output_dwarf_dtprel): Implement hook.
17007 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
17008 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
17009 m68k_call_* routines.
17010 (sched_attr_op_type): Handle TLS symbols.
17011 (gt-m68k.h): Include.
17012 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
17013 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
17015 2009-05-18 Martin Jambor <mjambor@suse.cz>
17017 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
17018 (visit_store_addr_for_mod_analysis): New function.
17019 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
17020 (determine_cst_member_ptr): Use gimple_assign_single_p.
17021 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
17022 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
17023 operands. Don't check number of operands of a NOP_EXPR.
17025 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
17027 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
17029 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
17032 * c-common.c (warn_logical_operator): Don't warn if one of
17033 expression isn't always true or false.
17035 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
17037 * config/i386/biarch32.h: New file.
17038 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
17040 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
17042 * config/mips/mips.md (*zero_extend<mode>_trunchi,
17043 *zero_extend<mode>_truncqi): Merge these into ...
17044 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
17045 Name the pattern following this as *zero_extendhi_truncqi.
17047 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
17049 PR middle-end/39301
17050 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
17051 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
17052 (output_info): Make field HOST_WIDEST_INT.
17053 (print_statistics): Use HOST_WIDEST_INT_PRINT.
17054 (dump_bitmat_statistics): Same.
17056 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
17058 * config.gcc (use_gcc_stdint): Set to wrap.
17059 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
17060 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
17061 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17062 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17063 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17064 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17065 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17066 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17068 2009-05-16 Joseph Myers <joseph@codesourcery.com>
17070 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
17072 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
17073 Move definitions earlier.
17074 (OPT_ARCH64, OPT_ARCH32): Define.
17075 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
17078 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17081 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
17084 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17086 * arm.md (movdi2): Copy non-reg values to DImode registers.
17088 2009-05-16 Jakub Jelinek <jakub@redhat.com>
17091 * final.c (label_to_max_skip): New function.
17092 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
17093 CODE_LABEL_NUMBER <= max_labelno.
17094 * output.h (label_to_max_skip): New prototype.
17095 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
17096 (ix86_avoid_jump_mispredicts): ... this. Don't define if
17097 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
17098 Handle CODE_LABELs with >= 16 byte alignment or with
17099 max_skip == (1 << align) - 1.
17100 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
17101 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
17104 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
17105 .p2align 3 if MAX_SKIP is smaller than 7.
17106 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
17108 2009-05-15 Ian Lance Taylor <iant@google.com>
17110 * alias.c (struct alias_set_entry_d): Rename from struct
17111 alias_set_entry. Change all uses.
17112 * except.c (struct call_site_record_d): Rename from struct
17113 call_site_record. Change all uses.
17114 * except.h (struct eh_region_d): Rename from struct eh_region.
17116 * gcse.c (struct hash_table_d): Rename from struct hash_table.
17118 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
17119 ivtype_map_elt. Change all uses.
17120 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
17122 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
17123 * graphite.h (struct name_tree_d): Rename from struct name_tree.
17125 (struct sese_d): Rename from struct sese. Change all uses.
17126 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
17127 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
17128 * optabs.h (struct optab_d): Rename from struct optab. Change all
17130 (struct convert_optab_d): Rename from struct convert_optab.
17132 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
17133 ipa_opt_pass. Change all uses.
17134 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
17137 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
17138 defined as a typedef.
17139 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
17142 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17145 * fold-const.c (make_range,build_range_check,merge_ranges): Move
17147 (merge_ranges): Returns bool.
17148 * tree.h (make_range): .. to here.
17149 (build_range_check): Likewise.
17150 (merge_ranges): Likewise. Renamed from merge_ranges.
17151 * c-typeck.c (parser_build_binary_op): Update calls to
17152 warn_logical_operator.
17153 * c-common.c (warn_logical_operator): Add new warning.
17154 * c-common.h (warn_logical_operator): Update declaration.
17156 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17158 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
17160 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17162 * doc/install.texi: Document MPC requirements, flags etc.
17164 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
17165 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
17166 Evaluate constant arguments.
17167 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
17168 (fold_builtin_1): Likewise, also evaluate constant arguments.
17169 Remove superfluous break.
17170 (do_mpc_ckconv): New.
17171 * real.h: Include mpc.h.
17172 * toplev.c (print_version): Output MPC version info if available.
17174 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17176 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
17178 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
17180 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
17183 2009-05-15 Jan Hubicka <jh@suse.cz>
17185 * doc/invoke.texi (max-early-inliner-iterations): New flag.
17186 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
17187 (try_inline): Fix return value.
17188 (cgraph_decide_inlining_incrementally): Honor new value.
17189 (cgraph_early_inlining): Handle indirect inlining.
17190 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
17192 2009-05-15 Jan Hubicka <jh@suse.cz>
17194 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
17195 * cgraphunit.c (cgraph_finalize_function): Set it.
17196 (cgraph_expand_function): Use it.
17198 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17200 * real.c (encode_ieee_half): Define.
17201 (decode_ieee_half): Define.
17202 (ieee_half_format): Define.
17203 (arm_half_format): Define.
17204 * real.h (ieee_half_format): Declare.
17205 (arm_half_format): Declare.
17207 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17209 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
17210 swapped, and reversed optabs exist before trying to use them.
17212 2009-05-15 Paul Brook <paul@codesourcery.com>
17213 Sandra Loosemore <sandra@codesourcery.com>
17215 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
17216 loads. Allow PRE_DEC.
17217 (output_move_neon): Handle PRE_DEC.
17218 (arm_print_operand): Add 'A' for neon structure loads.
17219 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
17220 * config/arm/neon.md (neon_mov): Update comment.
17221 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
17223 (Um): New constraint.
17225 2009-05-15 Jan Hubicka <jh@suse.cz>
17227 Revert the following patch until testsuite fallout is fixed:
17228 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17229 * cgraph.h (struct inline_summary): New filed self_wize,
17230 size_inlining_benefit, self_time and time_inlining_benefit.
17231 (struct cgraph_global_info): Replace insns by time ans size fields.
17232 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17233 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17234 (ipcp_update_callgraph): Do not touch function bodies.
17235 * ipa-inline.c: Include except.h
17236 (MAX_TIME): New constant.
17237 (overall_insns): Remove
17238 (overall_size, max_benefit): New static variables.
17239 (cgraph_estimate_time_after_inlining): New function.
17240 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17241 (cgraph_clone_inlined_nodes): Update size.
17242 (cgraph_mark_inline_edge): Update size.
17243 (cgraph_estimate_growth): Use size info.
17244 (cgraph_check_inline_limits): Check size.
17245 (cgraph_default_inline_p): Likewise.
17246 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17247 (cgraph_decide_recursive_inlining): Check size.
17248 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17250 (cgraph_decide_inlining): Likewise.
17251 (cgraph_decide_inlining_incrementally): Likewise; honor
17252 PARAM_EARLY_INLINING_INSNS.
17253 (likely_eliminated_by_inlining_p): New predicate.
17254 (estimate_function_body_sizes): New function.
17255 (compute_inline_parameters): Use it.
17256 * except.c (must_not_throw_labels): New function.
17257 * except.h (must_not_throw_labels): Declare.
17258 * tree-inline.c (init_inline_once): Kill inlining_weigths
17259 * tree-ssa-structalias.c: Avoid uninitialized warning.
17260 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17261 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17262 (PARAM_INLINE_CALL_COST): Remove.
17263 (PARAM_EARLY_INLINING_INSNS): New.
17265 2009-05-15 Richard Guenther <rguenther@suse.de>
17267 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
17268 not TODO_update_ssa.
17270 2009-05-15 Richard Guenther <rguenther@suse.de>
17272 PR tree-optimization/39999
17273 * gimple.h (gimple_expr_type): Use the expression type looking
17274 through useless conversions.
17275 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
17276 (vn_nary_op_insert_stmt): Likewise.
17277 (simplify_binary_expression): Likewise.
17279 2009-05-15 Richard Guenther <rguenther@suse.de>
17281 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17282 New options, enabled by default.
17283 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17285 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
17286 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
17287 * tree-ssa-structalias.c (gate_tree_pta): New function.
17288 (pass_build_alias): Use it.
17290 2009-05-15 Joseph Myers <joseph@codesourcery.com>
17292 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
17293 recurse on an invariant address if a conversion from a pointer
17294 type to a wider integer type is involved.
17296 2009-05-15 Jan Hubicka <jh@suse.cz>
17298 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17299 * cgraph.h (struct inline_summary): New filed self_wize,
17300 size_inlining_benefit, self_time and time_inlining_benefit.
17301 (struct cgraph_global_info): Replace insns by time ans size fields.
17302 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17303 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17304 (ipcp_update_callgraph): Do not touch function bodies.
17305 * ipa-inline.c: Include except.h
17306 (MAX_TIME): New constant.
17307 (overall_insns): Remove
17308 (overall_size, max_benefit): New static variables.
17309 (cgraph_estimate_time_after_inlining): New function.
17310 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17311 (cgraph_clone_inlined_nodes): Update size.
17312 (cgraph_mark_inline_edge): Update size.
17313 (cgraph_estimate_growth): Use size info.
17314 (cgraph_check_inline_limits): Check size.
17315 (cgraph_default_inline_p): Likewise.
17316 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17317 (cgraph_decide_recursive_inlining): Check size.
17318 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17320 (cgraph_decide_inlining): Likewise.
17321 (cgraph_decide_inlining_incrementally): Likewise; honor
17322 PARAM_EARLY_INLINING_INSNS.
17323 (likely_eliminated_by_inlining_p): New predicate.
17324 (estimate_function_body_sizes): New function.
17325 (compute_inline_parameters): Use it.
17326 * except.c (must_not_throw_labels): New function.
17327 * except.h (must_not_throw_labels): Declare.
17328 * tree-inline.c (init_inline_once): Kill inlining_weigths
17329 * tree-ssa-structalias.c: Avoid uninitialized warning.
17330 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17331 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17332 (PARAM_INLINE_CALL_COST): Remove.
17333 (PARAM_EARLY_INLINING_INSNS): New.
17334 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17335 (inline-call-cost): Remove.
17336 (early-inlining-insns): New.
17338 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17340 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17342 (print_int_cst_bounds_in_octal_p): Likewise.
17343 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17345 * dwarf2out.c (base_type_die): Likewise.
17346 (is_subrange_type): Delete.
17347 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17348 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17349 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17350 if the destination type is boolean.
17351 (build_range_check): Do not special-case subtypes.
17352 (fold_sign_changed_comparison): Likewise.
17353 (fold_unary): Likewise.
17354 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17355 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17356 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17357 * tree.c (subrange_type_for_debug_p): New predicate based on the
17358 former is_subrange_type.
17359 * tree.h (subrange_type_for_debug_p): Declare.
17360 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17361 (convert_affine_scev): Remove call to above function.
17362 (chrec_convert_aggressive): Likewise.
17363 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17364 false for conversions involving subtypes.
17365 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17366 (vrp_val_min): Likewise.
17367 (needs_overflow_infinity): Likewise.
17368 (extract_range_from_unary_expr): Likewise.
17370 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17372 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17373 * config/frv/frv.c: Likewise.
17374 * config/s390/s390.c: Likewise.
17375 * config/sparc/sparc.h: Likewise.
17376 * config/i386/i386.h: Likewise.
17377 * config/i386/i386.c: Likewise.
17378 * config/crx/crx.c: Likewise.
17379 * config/m68hc11/m68hc11.h: Likewise.
17380 * config/iq2000/iq2000.c: Likewise.
17381 * config/mn10300/mn10300.h: Likewise.
17382 * config/mn10300/mn10300.c: Likewise.
17383 * config/m68k/m68k.c: Likewise.
17384 * config/rs6000/rs6000.c: Likewise.
17385 * config/rs6000/xcoff.h: Likewise.
17386 * config/rs6000/linux64.h: Likewise.
17387 * config/rs6000/sysv4.h: Likewise.
17388 * config/score/score3.c: Likewise.
17389 * config/score/score7.c: Likewise.
17390 * config/score/score.c: Likewise.
17391 * config/arm/arm.md: Likewise.
17392 * config/mips/mips.c: Likewise.
17393 * config/mips/mips.md: Likewise.
17394 * config/bfin/bfin.h: Likewise.
17395 * config/pa/pa.c: Likewise.
17396 * config/pa/constraints.md: Likewise.
17398 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17399 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17400 * config/pdp11/pdp11.h: Use memory_address_p instead.
17402 2009-05-14 Ian Lance Taylor <iant@google.com>
17404 * passes.c (finish_optimization_passes): Change i to int.
17405 * plugin.c (plugins_active_p): Change event to int.
17406 (dump_active_plugins): Likewise.
17407 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17409 * tree.c (tree_range_check_failed): Change c to unsigned int.
17410 (omp_clause_range_check_failed): Likewise.
17411 (build_common_builtin_nodes): Change mode to int. Add cast.
17412 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17413 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17415 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17416 ++ or -- with a variable of enum type.
17418 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17421 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17423 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17425 * store-motion.c: Do not include params.h
17426 * Makefile.in: Fix dependencies for various files.
17428 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17430 * auto-inc-dec.c: Fix pass description, remove apparent
17431 accidental duplication.
17433 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17435 PR middle-end/40147
17436 * ipa-utils.h (memory_identifier_string): Moved to ...
17437 * tree.h (memory_identifier_string): Here. Add GTY(()).
17439 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17441 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17442 in the former documentation of...
17443 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17444 * ira-conflicts.c (get_dup_num): Use address_operand.
17445 * targhooks.c (default_legitimate_address_p): New.
17446 * targhooks.h (default_legitimate_address_p): New.
17447 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17449 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17450 * target.h (struct target): Add legitimate_address_p.
17451 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17452 (TARGET_INITIALIZER): Include it.
17454 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17455 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17456 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17457 (TARGET_LEGITIMATE_ADDRESS_P): New.
17459 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17460 (REG_OK_STRICT_P): Delete.
17461 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17462 (frv_legitimate_address_p_1): ... this.
17463 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17464 (frv_legitimate_address_p_1): ... the renamed old
17465 frv_legitimate_address_p.
17466 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17467 (TARGET_LEGITIMATE_ADDRESS_P): New.
17469 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17470 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17471 * config/s390/s390.c (legitimate_address_p): Rename to...
17472 (s390_legitimate_address_p): ... this, make static.
17473 (legitimize_address): Adjust call.
17474 (TARGET_LEGITIMATE_ADDRESS_P): New.
17475 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17477 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17478 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17479 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17480 (TARGET_LEGITIMATE_ADDRESS_P): New.
17482 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17483 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17484 * config/spu/spu.c (spu_legitimate_address): Rename to...
17485 (spu_legitimate_address_p): ... this, make static.
17486 (TARGET_LEGITIMATE_ADDRESS_P): New.
17488 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17489 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17490 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17491 (sparc_legitimate_address_p): ... this, make static and return bool.
17492 (legitimize_address): Adjust call.
17493 (TARGET_LEGITIMATE_ADDRESS_P): New.
17495 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17496 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17497 * config/i386/i386.c (legitimate_address_p): Rename to...
17498 (ix86_legitimate_address_p): ... this, make static.
17499 (constant_address_p): Move after it, adjust call.
17500 (TARGET_LEGITIMATE_ADDRESS_P): New.
17502 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17503 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17504 * config/avr/avr.c (legitimate_address_p): Rename to...
17505 (avr_legitimate_address_p): ... this, make static.
17506 (legitimize_address): Adjust call.
17507 (TARGET_LEGITIMATE_ADDRESS_P): New.
17509 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17510 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17511 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17512 (TARGET_LEGITIMATE_ADDRESS_P): New.
17514 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17515 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17516 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17517 (TARGET_LEGITIMATE_ADDRESS_P): New.
17519 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17520 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17522 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17524 (TARGET_LEGITIMATE_ADDRESS_P): New.
17526 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17527 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17529 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17531 (m68hc11_legitimate_address_p): ... this, make static.
17532 (go_if_legitimate_address_internal): Rename to...
17533 (m68hc11_legitimate_address_p_1): ... this.
17534 (legitimize_address): Adjust call.
17535 (TARGET_LEGITIMATE_ADDRESS_P): New.
17537 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17538 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17539 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17540 (TARGET_LEGITIMATE_ADDRESS_P): New.
17542 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17543 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17544 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17545 (mn10300_legitimate_address_p): ... this, make static.
17546 (TARGET_LEGITIMATE_ADDRESS_P): New.
17548 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17549 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17550 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17551 (TARGET_LEGITIMATE_ADDRESS_P): New.
17553 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17554 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17555 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17556 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17557 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17558 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17559 (rs6000_legitimate_address_p): ... this, make static.
17560 (TARGET_LEGITIMATE_ADDRESS_P): New.
17561 (REG_MODE_OK_FOR_BASE_P): Delete.
17562 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17564 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17565 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17567 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17568 static, adjust types.
17569 (TARGET_LEGITIMATE_ADDRESS_P): New.
17571 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17572 * config/score/score.c (score_address_p): Rename to...
17573 (score_legitimate_address_p): ... this.
17574 (TARGET_LEGITIMATE_ADDRESS_P): New.
17575 * config/score/score3.c (score3_address_p): Rename to...
17576 (score3_legitimate_address_p): ... this.
17577 * config/score/score7.c (score7_address_p): Rename to...
17578 (score7_legitimate_address_p): ... this.
17580 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17581 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17582 GO_IF_LEGITIMATE_ADDRESS): Delete.
17583 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17584 thumb2_legitimate_address_p): Delete.
17585 (arm_legitimate_address_p): Rename to...
17586 (arm_legitimate_address_outer_p): ... this.
17587 * config/arm/constraints.md ("Uq"): Adjust call.
17588 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17589 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17591 (arm_legitimate_address_outer_p): ... this.
17592 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17594 (TARGET_LEGITIMATE_ADDRESS_P): New.
17596 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17597 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17598 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17599 (TARGET_LEGITIMATE_ADDRESS_P): New.
17601 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17602 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17603 * config/vax/vax.c (legitimate_address_p): Rename to...
17604 (vax_legitimate_address_p): ... this, make static.
17605 (TARGET_LEGITIMATE_ADDRESS_P): New.
17607 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17608 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17609 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17610 (TARGET_LEGITIMATE_ADDRESS_P): New.
17612 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17613 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17614 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17615 (mmix_legitimate_address_p): ... this, make static.
17616 (TARGET_LEGITIMATE_ADDRESS_P): New.
17618 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17619 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17620 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17621 (TARGET_LEGITIMATE_ADDRESS_P): New.
17623 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17625 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17626 of MODE_COMPLEX_INT.
17628 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17630 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17631 LCT_NORMAL in function call.
17632 * mips-tdump.c (print_file_desc): Add cast to enum type.
17633 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17634 (mark_stabs): Add casts to enum types.
17635 (parse_stabs_common): Add casts to enum types.
17637 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17639 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17640 Check for invalid values of LETTER.
17642 2009-05-13 Taras Glek <tglek@mozilla.com>
17644 * attribs.c (register_attribute): moved out attribute registration
17645 into register_attribute.
17646 * doc/plugins.texi: Documented register_attribute and
17648 * gcc-plugin.h: Added forward decl for register_attribute.
17649 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17650 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17651 PLUGIN_ATTRIBUTES boilerplate.
17653 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17655 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17656 values even in sentinel and empty entries.
17657 (ms_printf_flag_specs): Likewise.
17658 (ms_scanf_flag_specs): Likewise.
17659 (ms_strftime_flag_specs): Likewise.
17660 (ms_print_char_table): Likewise.
17661 (ms_scan_char_table): Likewise.
17662 (ms_time_char_table): Likewise.
17664 2009-05-13 Doug Kwan <dougkwan@google.com>
17666 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17668 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17670 * config/mips/mips.md (store): Add attributes for QI and HI.
17672 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17673 (truncdi<mode>2): ... this new pattern.
17675 2009-05-13 Brad Hards <bradh@kde.org>
17677 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17679 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17680 Ben Elliston <bje@au.ibm.com>
17682 PR middle-end/40035
17683 * dse.c (check_mem_read_rtx): Guard against width == -1.
17685 2009-05-13 Michael Matz <matz@suse.de>
17687 PR middle-end/39976
17688 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17689 (trivially_conflicts_p): New function.
17690 (insert_backedge_copies): Use it.
17692 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17694 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17695 (handle_stdc_pragma): Use new enum constant names.
17696 (handle_pragma_float_const_decimal64): Ditto.
17698 2009-05-13 Ian Lance Taylor <iant@google.com>
17700 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17703 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17705 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17706 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17708 * config/m68k/m68k.h (FL_UCLINUX): Define.
17710 2009-05-13 Jan Hubicka <jh@suse.cz>
17712 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17714 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17716 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17717 unless -fschedule-insns is specified.
17719 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17722 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17723 TARGET_EXPAND_CBRANCHDI4.
17724 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17725 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17726 (cmpeqdi): Fix comment.
17728 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17730 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17731 (sh_legitimate_address_p): Likewise.
17732 * config/sh/sh.c (sh_legitimate_index_p): New.
17733 (sh_legitimate_address_p): Likewise.
17734 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17735 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17736 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17737 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17738 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17739 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17740 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17741 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17742 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17744 2009-05-12 Jan Hubicka <jh@suse.cz>
17746 * tree-inline.c (estimate_operator_cost): Add operands;
17747 when division happens by constant, it is cheap.
17748 (estimate_num_insns): Loads and stores are not having cost of 0;
17749 EH magic stuff is cheap; when computing runtime cost of switch,
17750 use log2 base of amount of its cases; builtin_expect has cost of 0;
17751 compute cost for moving return value of call.
17752 (init_inline_once): Initialize time_based flags.
17753 * tree-inline.h (eni_weights_d): Add time_based flag.
17755 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17757 * df-core.c: Update head documentation.
17759 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17762 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17763 shadowing exisiting variable op1.
17765 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17768 * config/i386/driver-i386.c (processor_signatures): New enum.
17769 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17770 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17771 processor signature to detect geode processor.
17773 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17777 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17779 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17780 causes spurious differences between trunk and cond-optab branch.
17782 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17784 * dojump.c (compare_from_rtx): Delete.
17785 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17786 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17787 if the comparison does not satisfy the predicate; test predicates for
17788 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17789 further if one existing pattern fails.
17790 * expr.h (compare_from_rtx): Delete.
17791 (prepare_operand): Declare it.
17792 * optabs.c: Change "lib call" to "libcall" throughout.
17793 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17794 HAVE_conditional_trap, emit_cmp_insn): Delete.
17795 (can_compare_p): Delete cmp_optab case.
17796 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17797 Accept other parameters by value.
17798 (prepare_operand): Make non-static.
17799 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17800 other parameters by value. Try to widen operands here based on
17801 an optab_methods argument and looking at cbranch_optab.
17802 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17803 loop. Use cbranch_optab directly.
17804 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17805 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17807 (emit_conditional_move, emit_conditional_add): Inline what's needed
17808 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17809 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17810 with COMPARE. Move cmov_optab and cstore_optab above
17811 with cbranch_optab, move cmp_optab down with ucmp_optab,
17812 remove tst_otpab. Do not initialize trap_rtx.
17813 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17814 for trap code. Do not check HAVE_conditional_trap. Use
17815 prepare_cmp_insn. Accept no predicate for operand 3.
17816 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17817 (OTI_ctrap, ctrap_optab): New.
17818 (tst_optab): Delete.
17819 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17820 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17821 with lookup of ctrap_optab.
17822 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17824 (ctrap_optab): New.
17826 * combine.c (combine_simplify_rtx, simplify_set): Do not
17827 special case comparing against zero for cc0 machines.
17828 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17829 COMPARE on cc0 machines.
17830 (simplify_relational_operation): Return a new expression when
17831 a COMPARE could be removed.
17832 * final.c (final_scan_insn): Compare cc_status values
17833 against LHS of a (compare FOO (const_int 0)) cc0 source.
17834 Also check if cc_status.value is the full compare.
17836 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17837 (cstoreMM4): Document.
17838 (conditional_trap): Document ctrapMM4 instead.
17839 (sync_compare_and_swapMM): Refer to cbranchcc4.
17840 (Dependent Patterns): Eliminate obsolete information referring to
17841 the old jump optimization phase.
17842 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17843 of compares with 0 on cc0 machines.
17844 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17845 avoiding references to cc0. Remove text about storing operands
17847 * doc/tm.texi (Condition Codes): Include blurb on different
17848 condition code representations, separate into subsections for
17849 CC0, MODE_CC and conditional execution.
17851 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17852 alpha_emit_setcc): Accept operands and a machine mode.
17853 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17854 Get code/op0/op1 from operands, use machine mode argument
17855 instead of alpha_compare.fp_p. Emit the branch here.
17856 (alpha_emit_setcc): Likewise, and return boolean.
17857 (alpha_emit_conditional_move): Likewise. Assert that
17858 cmp_op_mode == cmp_mode, and simplify accordingly.
17859 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17860 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17861 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17863 (stack probe test): Use cbranchdi4.
17864 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17866 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17867 * config/arc/arc.h (movsicc, movsfcc): Use it.
17868 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17869 (cbranchsi4, cstoresi4): New.
17870 (cmpsi, bCC and sCC expanders): Remove.
17872 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17873 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17874 * config/arm/predicates.md (arm_comparison_operator): Only include
17875 floating-point operators if there is a hardware floating-point unit.
17876 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17877 deferring to cbranch_cc and cstore_cc respectively.
17878 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17879 cbranch_cc, cstore_cc): New.
17880 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17882 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17884 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17885 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17887 (adjust_insn_length): Adjust calls.
17888 (avr_reorg): Handle (compare (foo) (const_int 0)).
17889 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17890 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17891 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17892 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17894 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17895 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17897 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17898 (cbranchsi4, cstorebi4, cstoresi4): New.
17899 (movbisi): This insn is duplicate, split it to zero_extend.
17900 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17901 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17902 (bfin_optimize_loop): Use cbranch expander.
17903 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17904 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17905 (bfin_bimode_comparison_operator): ... this.
17906 (bfin_direct_comparison_operator): New.
17908 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17909 inside (compare FOO (const_int 0)).
17910 (cris_rtx_costs): Handle ZERO_EXTRACT.
17911 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17912 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17913 (*tstdi_v32): Delete.
17914 (*cmpdi_non_v32): Add M alternative for operand 1.
17915 (cmpsi, cmp<mode>): Make private.
17916 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17918 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17920 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17921 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17922 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17923 (cc_reg_operand): New.
17924 (any_cond): Delete.
17925 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17926 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17927 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17928 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17929 crx_expand_scond): Delete.
17931 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17933 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17934 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17936 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17937 cstoresi4, cstoresf4, cstoredf4): New.
17938 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17939 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17940 Receive the entire operands array.
17941 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17942 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17943 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17944 Get test/op0/op1 from the operands array.
17945 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17947 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17948 (h8300_expand_store): New.
17949 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17951 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17952 (h8300_expand_store): New.
17953 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17954 or do not try to produce (set (cc0) REG).
17955 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17956 change a compare into a move to a scratch register. Disable some
17957 peepholes when comparing with zero.
17958 (tstsi, tsthi, tstsi, cmpqi): Make private.
17960 (bCC, sCC): Delete.
17961 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17964 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17965 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17966 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17967 (ix86_emit_i387_log1p): Use cbranchxf2.
17968 (ix86_expand_setcc): Return void.
17969 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17970 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17971 cmp<MODEF>, cmpcc): Remove.
17972 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17973 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17974 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17975 (sCC and bCC expanders): Remove.
17976 (stack_protect_test): Use cbranchcc4.
17978 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17980 (ia64_expand_compare): Accept three rtx by reference and return void.
17981 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17982 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17983 from *expr. Update *expr with the BImode comparison to do.
17984 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17985 cmptf, bCC, sCC, conditional_trap): Delete.
17986 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17987 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17988 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17989 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17990 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17992 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17993 type of last argument.
17994 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17995 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17996 use machine mode argument instead of branch_type. Remove dead
17997 code for floating-point comparisons.
17998 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17999 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
18001 (cbranchsi4, cstoresi4): New.
18002 * config/iq2000/predicates.md (reg_or_const_operand): New.
18004 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
18005 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
18006 (b<code>_op): Rewrite to...
18007 (bcc_op): ... this, using match_operator.
18008 (s<code>_op): Rewrite to...
18009 (scc_op): ... this, using match_operator.
18010 (s<code>_24_op): Rewrite to...
18011 (scc_op_24): ... this, using match_operator.
18012 (s<code>_<mode>): Rewrite to...
18013 (cstore<mode>4): ... this, using match_operator.
18014 (s<code>_<mode>_24): Rewrite to...
18015 (cstore<mode>4_24): ... this, using match_operator.
18016 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
18017 m32c_unpend_compare, m32c_expand_scc): Delete.
18018 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
18019 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
18020 (m32c_expand_movcc): Change NE to EQ if necessary.
18021 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
18023 * config/m32r/m32r-protos.h (gen_cond_store): New.
18024 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
18025 (gen_cond_store): New, from sCC patterns.
18026 (m32r_expand_block_move): Use cbranchsi4.
18027 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
18028 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
18029 (cbranchsi4, cstoresi4): New.
18031 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
18033 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
18034 (m68hc11_notice_update_cc): Look into a compare with 0.
18035 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
18037 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
18038 cmphi, cmpqi, bCC): Delete.
18039 (cbranchsi4, cbranchhi4, cbranchqi4): New.
18040 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
18041 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
18044 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
18045 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
18046 * config/m68k/constraints.md (H): New.
18047 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
18048 the define_insn below.
18049 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
18050 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
18051 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
18052 patterns): Wrap RHS with COMPARE.
18053 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
18054 (*cmpdi_internal): Name this pattern.
18055 (cmpdi): Change to define_insn.
18056 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
18057 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
18058 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
18060 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
18061 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
18062 (conditional_trap): Change to...
18063 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
18064 (*conditional_trap): Use the ordered_comparison_operator and
18065 const1_operand predicates.
18066 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
18067 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
18068 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
18069 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
18071 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
18072 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
18073 (mcore_gen_compare): New.
18074 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
18075 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
18076 (mcore_gen_compare): ... this.
18077 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
18078 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
18079 (stack probe pattern): Use cbranchsi4.
18081 * config/mips/predicates.md (mips_cstore_operator): New.
18082 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
18083 * config/mips/mips.md (any_cond): Delete.
18084 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
18086 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
18087 fixuns_truncsfdi2): Use cbranch patterns.
18088 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
18089 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
18090 Adjust call to mips_expand_conditional_branch.
18091 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
18093 * config/mips/mips-protos.h (mips_expand_conditional_branch,
18094 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
18095 * config/mips/mips.c (cmp_operands): Delete.
18096 (mips_emit_compare): Get comparison operands from *op0/*op1.
18097 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
18098 that it succeeds. Use op0/op1 instead of cmp_operands.
18099 (mips_expand_conditional_branch, mips_expand_conditional_move,
18100 mips_expand_conditional_trap): Likewise.
18101 (mips_block_move_loop): Use cbranch patterns.
18102 * config/mips/mips.h (cmp_operands): Delete.
18104 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
18105 (mmix_gen_compare_reg): Just return a register in the right CC mode.
18106 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
18107 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
18108 (*cmpcc_folded): Rename to...
18109 (*cmpdi_folded): this.
18110 (*cmpcc): Rename to...
18112 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
18115 (cbranchdf4): New. Handle invalid comparisons here.
18116 * config/mmix/predicates.md (float_comparison_operator): New.
18118 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
18119 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
18120 * config/mn10300/mn10300.md (tst): Delete.
18121 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
18122 Name these patterns and wrap RHS in a compare.
18123 (*cmpsi): Make this pattern private. Include tst.
18124 (*cmpsf): Make this pattern private.
18125 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
18126 (compare with zero peepholes): Likewise.
18128 (cbranchsi4, cbranchsf4): New.
18129 (casesi): Use cbranchsi4.
18131 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
18132 hppa_branch_type): Delete.
18133 (return_addr_rtx): Use cbranchsi4.
18134 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
18135 Emit CCFPmode comparison here.
18136 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
18137 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
18138 hppa_branch_type): Delete.
18139 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
18140 (movsicc, movdicc): Remove references to hppa_compare_op0,
18141 hppa_compare_op1 and compare_from_rtx.
18142 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
18143 (casesi): Use cbranchsi4.
18145 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
18146 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
18147 * config/pdp11/pdp11.md (register_or_const0_operand): New.
18148 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
18149 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
18151 (cbranchdf4, cbranchhi4, cbranchqi4): New.
18152 (*branch, *branch_inverted): New.
18154 * config/picochip/picochip.md (cbranchhi4): Use
18155 ordered_comparison_operator.
18156 (cmphi, bCC): Remove.
18158 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
18159 (trap_comparison_operator): Delete.
18160 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
18161 rs6000_emit_cbranch): Accept mode and operands.
18162 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
18163 rs6000_compare_fp_p): Delete.
18164 (rs6000_generate_compare): Accept mode and comparison. Extract code
18165 and op0/op1 from there. Replace references to rs6000_compare_op0
18166 and rs6000_compare_op1.
18167 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
18168 extract result from passed operands.
18169 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
18170 extract loc from passed operands.
18171 (rs6000_emit_cmove): Likewise.
18172 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
18173 rs6000_compare_fp_p): Delete.
18174 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
18175 (cbranch<GPR>4, cbranch<FP>4): New.
18176 (cstore<mode>4): New. Consolidate here all choices about when to use
18177 portable or specialized sCC sequences.
18178 (stack_protect_test): Use cbranchsi4.
18179 (conditional_trap): Replace with ctrap<GPR>4.
18180 (conditional trap insn): Replace trap_comparison_operator with
18181 ordered_comparison_operator.
18183 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
18184 (s390_emit_prologue): Use ctrap.
18185 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
18186 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
18187 New predicates replacing...
18188 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
18189 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
18190 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
18191 (add<mode>cc): Do not use s390_compare_op0/op1.
18192 (s<code>): Change to...
18193 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
18194 (seq): Change to...
18195 (cstorecc4): ... this. Handle EQ or NE equally.
18196 (*sne): Un-privatize for use in cstorecc4.
18197 (b<code>): Change to...
18198 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
18199 (conditional_trap): Replace with...
18200 (ctrap<GPR>4, ctrap<FP>4): ... these.
18201 (stack_protect): Use cbranchcc4.
18203 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
18204 * config/score/score-protos.h (score_gen_cmp): Delete.
18205 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
18206 (score_block_move-loop): Use cbranchsi4.
18207 * config/score/score.md (cbranchsi4): New.
18208 (cmpsi, bCC): Delete.
18209 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
18210 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18211 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
18212 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18213 * config/score/score3.h (score3_gen_cmp): Delete.
18214 * config/score/score7.h (score7_gen_cmp): Delete.
18216 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
18217 (sh_emit_scc_to_t): ... this. Return void.
18218 (from_compare): Rename to...
18219 (sh_emit_compare_and_branch): ... this.
18220 (sh_emit_compare_and_set): New.
18221 (sh_expand_t_scc): Accept operands.
18222 * config/sh/predicates.md (sh_float_comparison_operator): New.
18223 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
18224 (prepare_scc_operands): Rename to...
18225 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
18227 (sh_emit_cheap_store_flag): New.
18228 (sh_emit_set_t_insn): New.
18229 (from_compare): Rename to...
18230 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
18231 handling of TARGET_SH2E floating point to avoid recursive call.
18232 Generate branch here.
18233 (sh_emit_compare_and_set): New.
18234 (sh_expand_t_scc): Get op0/op1 from arguments.
18235 (sh_emit_cheap_store_flag): New.
18236 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
18238 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
18239 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
18240 (movsicc, movdicc): Do nothing when it recreated operands from
18241 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
18242 prepare_scc_operands (now sh_emit_scc_to_t).
18243 (udivdi3): Use cstoresi4.
18244 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
18245 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
18246 (cbranchint4_media, cbranchfp4_media): New.
18247 (casesi): Use cbranchdi4.
18248 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
18250 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
18251 (movnegt): Remove second operand.
18252 (cbranchsf4, cbranchdf4): New.
18253 (stack_protect): Use cbranchdi4/cbranchsi4.
18255 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
18256 (gen_compare_reg): Accept comparison, extract part of it to...
18257 (gen_compare_reg_1): ... this.
18258 (gen_compare_operator): Delete.
18259 (gen_v9_scc): Accept separate destination, comparison code and arms.
18260 Do not use sparc_compare_op0/sparc_compare_op1.
18261 (emit_scc_insn, emit_conditional_branch_insn): New.
18262 (emit_v9_brxx): Make static. Remove useless assertion.
18263 (sparc_emit_float_lib_cmp): Return RTL instead of calling
18265 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
18266 * config/sparc/sparc-protos.h (gen_compare_reg,
18267 sparc_emit_float_lib_cmp): Adjust prototype.
18268 (emit_scc_insn, emit_conditional_branch_insn): New.
18269 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
18270 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
18271 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
18272 iterators to the top.
18273 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
18274 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
18275 snedi_special_trunc): Delete.
18276 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
18277 and snedi_special_trunc.
18278 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
18279 cbranchdi4, cbranch<F:mode>4): New.
18280 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
18281 here. Use gen_compare_reg instead of gen_compare_operator.
18282 (conditional_trap): Replace with...
18283 (ctrapsi4, ctrapdi4): ... this.
18284 (stack_protect_test): Use cbranchcc4.
18286 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
18288 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
18289 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
18290 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
18291 from operands[0] or operands[3] depending on is_set.
18292 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
18293 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
18294 cmpdf, bCC), sCC: Remove.
18295 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
18296 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
18298 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18299 spu_emit_branch_or_set.
18301 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18303 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18304 xstormy16_compare_op1): Delete.
18305 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18306 xstormy16_compare_op1): Delete.
18307 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18309 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18310 (cmphi, cmpsi, bCC): Remove.
18312 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18313 (*cmpsi): ... this one.
18314 (cbranchsi4, cstoresi4): New.
18315 (bCC expanders): Delete.
18316 (sCC insns): Fold into...
18317 (*setcc): ... this one.
18318 (casesi): Do not use gen_cmpsi and gen_bgtu.
18319 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18320 (movsicc): Simplify.
18321 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18323 * config/vax/vax-protos.h (cond_name): New.
18324 (vax_output_conditional_branch): Remove.
18325 * config/vax/vax.c (cond_name): New.
18326 (vax_output_conditional_branch): Remove.
18327 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18328 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18329 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18330 (bit<VAXint>): Wrap source with (compare).
18331 (b<code> and following unnamed pattern): Rename to *branch and
18332 *branch_reversed. Change macroization to match_operator.
18333 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18335 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18336 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18337 Change last argument to machine_mode.
18338 (xtensa_expand_scc): Add machine_mode argument.
18339 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18340 (gen_conditional_move, xtensa_expand_conditional_branch,
18341 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18342 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18343 Adjust operand numbers.
18344 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18346 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18347 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18348 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18350 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18352 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18353 causes spurious differences between trunk and cond-optab branch.
18355 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18358 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18360 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18362 * tree.c (iterative_hash_pointer): Delete.
18363 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18364 Hash UIDs and versions of SSA names. Don't special-case built-in
18365 function declarations.
18367 2009-05-11 Ian Lance Taylor <iant@google.com>
18370 * graphite.c: Force -Wc++-compat to only be a warning before
18371 #including "cloog/cloog.h".
18373 2009-05-11 Martin Jambor <mjambor@suse.cz>
18375 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18377 2009-05-11 Jan Hubicka <jh@suse.cz>
18379 * tree-ssa-loop-ivcanon.c: Include target.h
18380 (struct loop_size): new structure.
18381 (constant_after_peeling): New predicate.
18382 (tree_estimate_loop_size): New function.
18383 (estimated_unrolled_size): Rewrite for new estimates.
18384 (try_unroll_loop_completely): Use new estimates.
18385 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18387 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18389 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18390 libcpp interface change.
18391 (spu_macro_to_expand): Likewise.
18393 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18395 PR tree-optimization/40026
18396 * gimplify.c (gimplify_init_constructor): Change initial conditional
18397 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18398 optimize_compound_literals_in_ctor.
18400 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18402 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18404 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18406 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18408 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18409 HOST_WIDE_INT for gap.
18411 2009-05-11 Ira Rosen <irar@il.ibm.com>
18413 PR tree-optimization/40074
18414 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18415 account in group size and step comparison.
18417 2009-05-11 Richard Guenther <rguenther@suse.de>
18419 * passes.c (init_optimization_passes): Strip now incorrect comment.
18420 (execute_function_todo): Do not set PROP_alias.
18421 * tree-pass.h (PROP_alias): Remove.
18422 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18423 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18424 * tree-nrv.c (pass_return_slot): Likewise.
18425 * tree-object-size.c (pass_object_sizes): Likewise.
18426 * tree-ssa-dom.c (pass_dominator): Likewise.
18427 (pass_phi_only_cprop): Likewise.
18428 * tree-ssa-dse.c (pass_dse): Likewise.
18429 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18430 (pass_cselim): Likewise.
18431 * tree-ssa-pre.c (pass_pre): Likewise.
18432 (pass_fre): Likewise.
18433 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18434 * tree-ssa-sink.c (pass_sink_code): Likewise.
18435 * tree-stdarg.c (pass_stdarg): Likewise.
18436 * tree-tailcall.c (pass_tail_calls): Likewise.
18437 * tree-vrp.c (pass_vrp): Likewise.
18439 2009-05-10 Ian Lance Taylor <iant@google.com>
18441 * basic-block.h (enum profile_status): Break out of struct
18442 control_flow_graph.
18443 * cgraph.h (struct inline_summary): Break out of struct
18445 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18446 of struct cgraph_order_sort.
18447 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18448 * cse.c (struct branch_path): Break out of struct
18449 cse_basic_block_data.
18450 * except.h (enum eh_region_type): Break out of struct eh_region.
18451 * gcc.c (enum add_del): Break out of struct modify_target.
18452 * genrecog.c (enum decision_type): Break out of struct decision_test.
18453 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18455 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18456 * regmove.c (enum match_use): New enum, broken out of struct match.
18457 * sched-int.h (enum post_call_group): New enum, broken out of
18459 (struct deps_reg): Break out of struct deps.
18460 * target.h (struct asm_int_op): Break out of struct gcc_target.
18461 * tree-eh.c (struct goto_queue_node): Break out of struct
18463 * tree-inline.h (enum copy_body_cge_which): Break out of
18465 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18467 * c-decl.c (in_struct, struct_types): New static variables.
18468 (pushtag): Add loc parameter. Change all callers.
18469 (lookup_tag): Add ploc parameter. Change all callers.
18470 (check_compound_literal_type): New function.
18471 (parser_xref_tag): Add loc parameter. Change all callers. If
18472 -Wc++-compat, warn about struct/union/enum types defined within a
18474 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18475 and loc parameters. Change all callers. Change error calls to
18476 error_at, using loc. For a redefinition, if the location of the
18477 original definition is known, report it. Set in_struct and
18478 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18479 (finish_struct): Add new parameters enclosing_in_struct and
18480 enclosing_struct_types. Change all callers. Set
18481 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18482 in the struct. If in a struct, add this struct to struct_types.
18483 (start_enum): Add loc parameter. Change all callers. Use
18484 error_at for errors, using loc. For a redefinition, if the
18485 location of the original definition is known, report it. If in a
18486 struct, add this enum type to struct_types. If -Wc++-compat warn
18487 if in sizeof, typeof, or alignof.
18488 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18489 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18490 (c_parser_enum_specifier): Get enum location for start_enum.
18491 (c_parser_struct_or_union_specifier): Get struct location for
18492 start_struct. Save in_struct and struct_types status between
18493 start_struct and finish_struct.
18494 (c_parser_cast_expression): Get location of cast.
18495 (c_parser_alignof_expression): Get location of type.
18496 (c_parser_postfix_expression): Likewise.
18497 (c_parser_postfix_expression_after_paren_type): Add type_loc
18498 parameter. Change all callers. Call check_compound_literal_type.
18499 Use type_loc for error about variable size type.
18500 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18501 of an enum constant from an enum type defined in a struct or union.
18502 (c_cast_expr): Add loc parameter. Change all callers. If
18503 -Wc++-compat, warn about defining a type in a cast.
18504 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18505 (start_enum, start_struct, finish_struct): Update declarations.
18506 (parser_xref_tag, c_cast_expr): Update declarations.
18507 (check_compound_literal_type): Declare.
18509 2009-05-11 Ben Elliston <bje@au.ibm.com>
18511 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18512 for recent libcpp interface change.
18513 (rs6000_macro_to_expand): Likewise.
18515 2009-05-10 Michael Matz <matz@suse.de>
18518 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18519 not at entry of function.
18521 2009-05-10 Richard Guenther <rguenther@suse.de>
18523 PR tree-optimization/40081
18525 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18526 using the main variant of the element type. Do not fiddle with
18527 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18529 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18530 structs with volatile fields.
18532 2009-05-10 Jan Hubicka <jh@suse.cz>
18534 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18535 (estimate_move_cost): Assert that it does not get called for
18537 (estimate_num_insns): Skip VOID types in argument handling.
18538 (optimize_inline_calls): Delete unreachable blocks and verify that
18539 callgraph is valid.
18541 2009-05-10 Jan Hubicka <jh@suse.cz>
18543 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18544 * cgraph.c (cgraph_mark_address_taken_node): New function.
18545 (dump_cgraph_node): Dump new flag.
18546 * cgraph.h (struct cgraph_node): Add address_taken.
18547 (cgraph_mark_address_taken_node): New function.
18548 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18549 since new direct calls can be born.
18551 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18553 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18554 tok->val.node.node.
18556 2009-05-10 Jan Hubicka <jh@suse.cz>
18558 PR middle-end/40084
18559 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18561 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18562 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18563 * tree-inline.c (copy_bb): Set frequency correctly.
18564 (fold_marked_statements): Update call to
18565 cgraph_update_edges_for_call_stmt.
18567 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18569 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18570 identifiers in diagnostics.
18571 * config/arm/arm.c (arm_handle_fndecl_attribute,
18572 arm_handle_isr_attribute): Likewise.
18573 * config/avr/avr.c (avr_handle_progmem_attribute,
18574 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18575 * config/bfin/bfin.c (handle_int_attribute,
18576 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18577 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18578 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18580 * config/darwin.c (darwin_handle_kext_attribute,
18581 darwin_handle_weak_import_attribute): Likewise.
18582 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18583 h8300_handle_eightbit_data_attribute,
18584 h8300_handle_tiny_data_attribute): Likewise.
18585 * config/i386/i386.c (ix86_handle_cconv_attribute,
18586 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18587 * config/i386/winnt.c (ix86_handle_shared_attribute,
18588 ix86_handle_selectany_attribute): Likewise.
18589 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18590 * config/m32c/m32c.c (function_vector_handler): Likewise.
18591 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18592 m68hc11_handle_fntype_attribute): Likewise.
18593 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18594 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18595 * config/mips/mips.c (mips_insert_attributes,
18596 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18597 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18598 rs6000_handle_struct_attribute): Likewise.
18599 * config/sh/sh.c (sh_insert_attributes,
18600 sh_handle_resbank_handler_attribute,
18601 sh_handle_interrupt_handler_attribute,
18602 sh2a_handle_function_vector_handler_attribute,
18603 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18605 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18606 * config/spu/spu.c (spu_handle_fndecl_attribute,
18607 spu_handle_vector_attribute): Likewise.
18608 * config/stormy16/stormy16.c
18609 (xstormy16_handle_interrupt_attribute): Likewise.
18610 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18611 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18613 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18615 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18616 (pp_translate_identifiers): New.
18617 (pp_identifier): Only conditionally translate identifier to locale
18619 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18620 (pp_base_tree_identifier): Only conditionally translate identifier
18621 to locale character set.
18622 * c-pretty-print.c (M_): Define.
18623 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18624 fragments for conditional translation with M_.
18625 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18626 identifier translation.
18628 2009-05-10 Richard Guenther <rguenther@suse.de>
18630 PR tree-optimization/40081
18631 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18632 using the main variant of the element type. Do not fiddle with
18633 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18635 2009-05-09 Jan Hubicka <jh@suse.cz>
18637 PR middle-end/40080
18638 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18639 indirect calls; verify cgraph afterwards.
18641 2009-05-09 Jan Hubicka <jh@suse.cz>
18644 * ipa.c (update_inlined_to_pointer): New function.
18645 (cgraph_remove_unreachable_nodes): Use it.
18647 2009-05-09 Jan Hubicka <jh@suse.cz>
18649 * tree-eh.c (struct leh_state): Remove prev_try.
18650 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18651 not track prev_try.
18652 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18653 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18654 remove_eh_handler_and_replace, foreach_reachable_handler,
18655 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18656 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18657 (gen_eh_region_cleanup): Update prototype.
18659 2009-05-09 Jan Hubicka <jh@suse.cz>
18661 PR middle-end/40043
18662 * except.c (copy_eh_region): Always set prev_try.
18663 (redirect_eh_edge_to_label): Find outer try.
18664 (foreach_reachable_handler): When looking for prev try
18665 handle case where previous try is not going to be taken.
18667 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18669 PR tree-optimization/40049
18670 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18671 only vector/vector shifts, convert the type of the constant to the
18672 appropriate type to avoid building incorrect trees, which
18673 eventually have problems with garbage collection.
18675 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18677 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18678 -1 for complex floating-point types if honoring signed zeros.
18680 2009-05-08 Jan Hubicka <jh@suse.cz>
18682 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18683 argument; handle correctly when profile is absent.
18684 (build_cgraph_edges): Update.
18685 (rebuild_cgraph_edges): Update.
18686 * cgraph.c: Do not include varray.h.
18687 (cgraph_set_call_stmt_including_clones): New function.
18688 (cgraph_create_edge_including_clones): Likewise
18689 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18690 (cgraph_update_edges_for_call_stmt): Handle clones.
18691 (cgraph_remove_node): Handle clone tree.
18692 (cgraph_remove_node_and_inline_clones): New function.
18693 (dump_cgraph_node): Dump clone tree.
18694 (cgraph_clone_node): Handle clone tree.
18695 (clone_function_name): Bring here from tree-inline.c.
18696 (cgraph_create_virtual_clone): New function.
18697 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18698 (cgraph_clone_info): New function.
18699 (strut cgraph_node): Add clone_info and new clone tree pointers.
18700 (cgraph_remove_node_and_inline_clones,
18701 cgraph_set_call_stmt_including_clones,
18702 cgraph_create_edge_including_clones,
18703 cgraph_create_virtual_clone): Declare.
18704 (cgraph_function_versioning): Use VEC argument.
18705 (compute_call_stmt_bb_frequency): Update prototype.
18706 (cgraph_materialize_all_clones): New function.
18707 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18708 (ipcp_create_replace_map): Update to VECtors.
18709 (ipcp_update_callgraph): Use virtual clones.
18710 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18711 (ipcp_update_profiling): Do not update local profiling.
18712 (ipcp_insert_stage): Use VECtors and virtual clones.
18713 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18714 (clone_of_p): New function.
18715 (cgraph_preserve_function_body_p): Use clone tree.
18716 (cgraph_optimize): Materialize clones.
18717 (cgraph_function_versioning): Update for VECtors.
18718 (save_inline_function_body): Use clone tree.
18719 (cgraph_materialize_clone): New function.
18720 (cgraph_materialize_all_clones): Likewise.
18721 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18722 * ipa.c: Include gimple.h.
18723 (cgraph_remove_unreachable_nodes): Use clone tree.
18724 * ipa-prop.c (ipa_note_param_call): Update call to
18725 compute_call_stmt_bb_frequencycall.
18726 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18727 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18728 (copy_bb): Handle updating of clone tree; add new edge when new call
18730 (expand_call_inline): Be strict about every call having edge.
18731 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18732 (delete_unreachable_blocks_update_callgraph): New function.
18733 (tree_function_versioning): Use VECtors; always remove unreachable
18734 blocks and fold conditionals.
18735 * tree-inline.h: Do not include varray.h.
18736 (tree_function_versioning): Remove.
18737 * Makefile.in (GTFILES): Remove tree-inline.c
18738 * passes.c (do_per_function): Do only functions having body.
18739 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18742 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18743 Andrew Morrow <acm@google.com>
18746 * c-common.c (c_common_attribute_table): Permit deprecated
18747 attribute to take an optional argument.
18748 (handle_deprecated_attribute): If the optional argument to
18749 __attribute__((deprecated)) is not a string ignore the attribute
18750 and emit a warning.
18752 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18753 * c-typeck.c (build_component_ref): Likewise.
18754 (build_external_ref): Likewise.
18756 * toplev.c (warn_deprecated_use): Add an attribute argument.
18757 Emit the message associated with __attribute__((deprecated)).
18759 * toplev.h (warn_deprecated_use): Updated.
18761 * doc/extend.texi: Document new optional parameter to
18762 __attribute__((deprecated))
18764 2009-05-08 Michael Eager <eager@eagercon.com>
18766 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18767 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18769 2009-05-08 Richard Guenther <rguenther@suse.de>
18771 PR tree-optimization/40062
18772 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18773 Avoid exponential behavior.
18775 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18777 PR rtl-optimization/33928
18779 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18780 process_uses, build_single_def_use_links): New.
18781 (update_df): Update use_def_ref.
18782 (forward_propagate_into): Use get_def_for_use instead of use-def
18784 (fwprop_init): Call build_single_def_use_links and let it initialize
18786 (fwprop_done): Free use_def_ref.
18787 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18788 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18789 df_rd_simulate_one_insn): New.
18790 (df_rd_bb_local_compute_process_def): Update head comment.
18791 (df_chain_create_bb): Use the new RD simulation functions.
18792 * df.h (df_rd_simulate_artificial_defs_at_top,
18793 df_rd_simulate_one_insn): New.
18794 * opts.c (decode_options): Enable fwprop at -O1.
18795 * doc/invoke.texi (-fforward-propagate): Document this.
18797 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18800 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18801 and one complex operand specially.
18802 * tree-complex.c (some_nonzerop): Do not identify a real value as
18803 zero if flag_signed_zeros.
18805 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18807 PR rtl-optimization/33928
18808 * loop-invariant.c (record_use): Fix && vs. || mishap.
18810 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18812 PR rtl-optimization/33928
18813 * loop-invariant.c (struct use): Add addr_use_p.
18814 (struct def): Add n_addr_uses.
18815 (struct invariant): Add cheap_address.
18816 (create_new_invariant): Set cheap_address.
18817 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18818 (record_uses): Pass df_ref to record_use.
18819 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18822 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18824 * config/sh/sh.c: Do not include c-pragma.h.
18826 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18828 * config/spu/spu.c: Remove include of c-common.h.
18830 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18833 * c-common.h (mark_valid_location_for_stdc_pragma,
18834 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18835 clear_float_const_decimal64, float_const_decimal64_p): New.
18836 * c.opt (Wunsuffixed-float-constants): New.
18837 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18838 unsuffixed float constant, handle new warning.
18839 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18840 * c-decl.c (c_scope): New flag float_const_decimal64.
18841 (set_float_const_decimal64, clear_float_const_decimal64,
18842 float_const_decimal64_p): New.
18843 (push_scope): Set new flag.
18844 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18845 to use STDC pragmas.
18846 (c_parser_external_declaration): Ditto.
18847 (c_parser_compound_statement_nostart): Ditto.
18848 * c-pragma.c (valid_location_for_stdc_pragma,
18849 mark_valid_location_for_stdc_pragma,
18850 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18851 handle_pragma_float_const_decimal64): New.
18852 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18853 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18854 set_float_const_decimal64, clear_float_const_decimal64,
18855 float_const_decimal64_p): New dummy functions.
18856 * doc/extend.texi (Decimal Float): Remove statement that the
18857 pragma, and suffix for double constants, are not supported.
18858 * doc/invoke.texi (Warning Options): List new option.
18859 (-Wunsuffixed-float-constants): New.
18861 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18863 * config/i386/i386.c: Do not include c-common.h.
18865 2009-05-07 Mark Heffernan <meheff@google.com>
18867 * doc/invoke.texi (Debugging Options): Document change of debugging
18869 * opts.c (decode_options): Make dump_base_name relative to
18870 aux_base_name directory.
18872 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18874 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18875 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18877 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18879 * Makefile.in (install-plugin): Simplify a bit.
18881 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18883 * Makefile.in (OBJS-common): Add regcprop.o.
18885 * timevar.def (TV_CPROP_REGISTERS): New.
18886 * regrename.c (regrename_optimize): Return 0.
18887 (rest_of_handle_regrename): Delete.
18888 (pass_rename_registers): Point to regrename_optimize.
18889 (struct value_data_entry, struct value_data,
18890 kill_value_one_regno, kill_value_regno, kill_value,
18891 set_value_regno, init_value_data, kill_clobbered_value,
18892 kill_set_value, kill_autoinc_value, copy_value,
18893 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18894 replace_oldest_value_reg, replace_oldest_value_addr,
18895 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18896 debug_value_data, validate_value_data): Move...
18897 * regcprop.c: ... here.
18898 (rest_of_handle_cprop): Delete.
18899 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18901 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18903 PR middle-end/40057
18904 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18905 GEN_INT for 1 << bitnum.
18906 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18907 build_int_cst_type.
18909 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18911 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18912 Remove wrong description of "nand" operation.
18914 2009-05-06 Richard Guenther <rguenther@suse.de>
18915 Adam Nemet <anemet@caviumnetworks.com>
18917 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18918 comment. Add that if LHS is not a gimple register, then RHS1 has
18919 to be a single object (GIMPLE_SINGLE_RHS).
18921 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18923 * expr.c (get_def_for_expr): Move it up in the file.
18924 (store_field): When expanding a bit-field store, look at the
18925 defining gimple stmt for the masking conversion.
18927 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18929 PR middle-end/39986
18930 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18931 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18932 32-bit memcpy into long.
18934 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18936 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18937 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18939 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18940 instead of appending DW_OP_deref*.
18942 2009-05-06 Michael Matz <matz@suse.de>
18944 PR middle-end/40021
18945 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18946 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18948 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18950 * Makefile.in (install-plugin): Fix srcdir handling.
18952 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18954 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18955 when processing for not_regs_needed bitmap.
18956 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18957 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18958 handling it for rhs.
18960 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18962 * config/i386/i386.md (unnamed inc/dec peephole): Use
18963 optimize_insn_for_size_p instead of optimize_size.
18964 * config/i386/predicates.md (incdec_operand): Likewise.
18965 (aligned_operand): Likewise.
18966 * config/i386/sse.md (divv8sf3): Likewise.
18967 (sqrtv8sf2): Likewise.
18969 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18971 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18973 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18975 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18977 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18978 ssemodesuffixf2c with avxmodesuffixf2c.
18980 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18983 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18985 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18987 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18988 (struct tree_base): Adjust spacing for 8 bit boundaries.
18989 (struct tree_decl_common): Add decl_by_reference_flag bit.
18990 (DECL_BY_REFERENCE): Adjust.
18991 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18992 print DECL_BY_REFERENCE bit.
18993 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18994 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18995 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18996 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18999 PR middle-end/39666
19000 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
19001 range of the type, but default label is missing, add it with one
19002 of the existing labels instead of adding a new label for it.
19004 2009-05-05 Joseph Myers <joseph@codesourcery.com>
19008 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
19010 * Makefile.in (enable_plugin, plugin_includedir): New.
19011 (install): Depend on install-plugin.
19012 (PLUGIN_HEADERS): New.
19013 (install-plugin): New.
19014 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
19016 2009-05-05 Richard Guenther <rguenther@suse.de>
19018 PR tree-optimization/40022
19019 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
19021 (phivn_valid_p): Fix tuplification error, simplify.
19022 (phiprop_insert_phi): Add dumps.
19023 (propagate_with_phi): Simplify.
19025 2009-05-05 Richard Guenther <rguenther@suse.de>
19027 PR middle-end/40023
19028 * builtins.c (gimplify_va_arg_expr): Properly build the address.
19030 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
19032 * tree.h (strip_float_extensions): Remove duplicate declaration.
19033 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
19034 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
19035 block_ultimate_origin): Rearrange the declarations line to match the
19036 comment that indicates the .c file which the functions are defined.
19037 (dwarf2out_*, set_decl_rtl): Add comment.
19038 (get_base_address): Adjust comment.
19039 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
19040 declarations line and add comment.
19041 (is_builtin_name): Add blank after function name, for clarity.
19043 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19045 * attribs.c (decl_attributes): Use %qE for identifiers in
19047 * cgraphunit.c (verify_cgraph_node): Translate function names to
19048 locale character set in diagnostics.
19049 * coverage.c (get_coverage_counts): Use %qE for identifiers in
19051 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
19052 Document that functions are named in UTF-8.
19053 * expr.c (expand_expr_real_1): Translate function names to locale
19054 character set in diagnostics.
19055 * gimplify.c (omp_notice_variable, omp_is_private,
19056 gimplify_scan_omp_clauses): Use %qE for identifiers in
19058 * langhooks.c (lhd_print_error_function): Translate function names
19059 to locale character set.
19060 * langhooks.h (decl_printable_name): Document that return value is
19061 in internal character set.
19062 * stmt.c: Include pretty-print.h
19063 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
19065 (resolve_operand_name_1): Translate named operand name to locale
19067 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
19069 * toplev.c (announce_function): Translate function names to locale
19071 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
19072 (default_tree_printer): Use pp_identifier or translate identifiers
19073 to locale character set. Mark "<anonymous>" for translation.
19074 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
19075 for identifiers in diagnostics.
19076 * tree.c (handle_dll_attribute): Use %qE for identifiers in
19078 * varasm.c (output_constructor): Use %qE for identifiers in
19081 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
19083 * configure.ac: use ` ` instead of $()
19084 * configure: Regenerate.
19086 2009-05-05 Ben Elliston <bje@au.ibm.com>
19088 * config/pa/linux-atomic.c: Eliminate conditional include of
19089 errno.h on non-LP64 systems to simplify build requirements.
19091 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19093 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
19095 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
19096 and pass value to identifier_to_locale.
19097 (warn_variable_length_array): Make name a tree.
19098 (grokdeclarator): Separate diagnostic texts for named and unnamed
19099 declarators. Use %qE for named declarators.
19100 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
19102 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
19103 identifiers in diagnostics.
19104 * c-typeck.c (push_member_name, start_init): Pass identifiers to
19105 identifier_to_locale. Mark "anonymous" strings for translation.
19107 2009-05-04 Michael Eager <eager@eagercon.com>
19109 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
19110 address for DImode/DFmode only if double-precision FP regs.
19112 2009-05-04 Michael Eager <eager@eagercon.com>
19114 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
19115 TARGET_SINGLE_FLOAT check.
19117 2009-05-04 Michael Eager <eager@eagercon.com>
19119 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
19121 2009-05-04 Michael Eager <eager@eagercon.com>
19123 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
19124 * config/rs6000/t-xilinx: New
19126 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
19128 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
19129 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
19130 * gcc/explow.c (memory_address): Use target hook.
19131 * gcc/targhooks.c (default_legitimize_address): New.
19132 * gcc/targhooks.h (default_legitimize_address): New.
19133 * gcc/target.h (legitimize_address): New.
19134 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
19135 (TARGET_INITIALIZER): Include it.
19136 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
19138 * config/bfin/bfin-protos.h (legitimize_address): Remove.
19139 * config/bfin/bfin.c (legitimize_address): Remove.
19140 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
19141 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
19143 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
19144 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
19146 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
19147 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
19148 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
19149 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
19150 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
19151 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
19152 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
19153 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
19154 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
19155 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
19156 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
19157 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
19158 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
19159 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
19160 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
19161 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
19162 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
19163 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
19164 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
19165 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
19166 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
19167 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
19168 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
19170 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
19171 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
19172 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
19173 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
19174 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
19175 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
19176 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
19177 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
19178 (thumb_legitimize_address): Delete.
19179 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
19180 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
19181 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
19182 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
19183 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
19184 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
19186 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
19189 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
19190 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
19191 * config/m32r/m32r.c (m32r_legitimize_address): New.
19192 * config/m68k/m68k.c (m68k_legitimize_address): New.
19193 * config/score/score.c (score_legitimize_address): Standardize.
19194 * config/score/score3.c (score3_legitimize_address): Standardize.
19195 * config/score/score3.h (score3_legitimize_address): Adjust.
19196 * config/score/score7.c (score7_legitimize_address): Standardize.
19197 * config/score/score7.h (score7_legitimize_address): Adjust.
19198 * config/sh/sh.c (sh_legitimize_address): New.
19199 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
19201 * gcc/config/s390/s390.c (legitimize_address): Rename to...
19202 (s390_legitimize_address): ... this.
19203 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
19204 (sparc_legitimize_address): ... this.
19205 * gcc/config/i386/i386.c (legitimize_address): Rename to...
19206 (ix86_legitimize_address): ... this.
19207 * gcc/config/avr/avr.c (legitimize_address): Rename to...
19208 (avr_legitimize_address): ... this.
19209 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
19210 (mn10300_legitimize_address): ... this.
19211 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
19212 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
19213 (alpha_expand_mov): Adjust call.
19215 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
19216 * config/spu/spu.c (spu_legitimize_address): Likewise.
19217 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
19218 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
19220 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19222 * intl.c (locale_encoding, locale_utf8): New.
19223 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
19224 * intl.h (locale_encoding, locale_utf8): Declare.
19225 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
19226 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
19228 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
19230 (pp_tree_identifier): Define to call pp_base_tree_identifier.
19231 (pp_base_tree_identifier): Declare as function.
19232 (identifier_to_locale): Declare.
19233 * Makefile.in (pretty-print.o): Update dependencies.
19234 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
19236 2009-05-04 Richard Guenther <rguenther@suse.de>
19238 PR middle-end/40015
19239 * builtins.c (fold_builtin_memory_op): Do not decay to element
19240 type if the size matches the whole array.
19242 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19244 * expmed.c (synth_mult): When trying out a shift, pass the result
19247 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19249 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
19250 (shiftsub1_cost): New.
19251 (init_expmed): Compute shiftsub1_cost.
19252 (synth_mult): Optimize multiplications by constants of the form
19253 -(2^^m-1) for some constant positive integer m.
19255 2009-05-03 Richard Guenther <rguenther@suse.de>
19258 * c-typeck.c (array_to_pointer_conversion): Do not built
19259 ADDR_EXPRs of arrays of pointer-to-element type.
19260 * c-gimplify.c (c_gimplify_expr): Revert change fixing
19261 up wrong ADDR_EXPRs after-the-fact.
19262 * c-common.c (strict_aliasing_warning): Strip pointer
19263 conversions for obtaining the original type.
19264 * builtins.c (fold_builtin_memset): Handle array types.
19265 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
19268 2009-05-03 Richard Guenther <rguenther@suse.de>
19270 PR middle-end/23329
19271 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
19272 Do not lose casts from array types with unknown extent to array
19273 types with known extent.
19274 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
19275 alias set compatibility.
19277 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
19279 * flags.h (extra_warnings): Delete.
19280 * toplev.c (process_options): Handle Wuninitialized here.
19281 * opts.c (extra_warnings): Delete.
19282 (set_Wextra): Delete.
19283 (common_handle_option): -Wextra can be handled automatically.
19284 * c-opts.c (c_common_handle_option): Delete obsolete code.
19285 (c_common_post_options): Simplify comment.
19286 * common.opt (W): Add Var.
19288 (Wuninitialized): Initialize to -1.
19290 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
19291 Richard Guenther <rguenther@suse.de>
19293 * expr.c (get_def_for_expr): New function.
19294 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
19295 SSA rather than trees.
19296 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
19297 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19299 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19301 * c-common.c (reswords): Add _Imaginary.
19302 * c-common.c (enum rid): Add RID_IMAGINARY.
19304 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19306 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19307 Patch by Richard Guenther.
19309 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19311 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19312 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19313 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19314 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19315 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19316 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19317 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19318 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19319 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19320 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19321 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19322 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19323 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19324 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19325 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19326 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19327 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19328 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19330 2009-05-02 Richard Guenther <rguenther@suse.de>
19332 PR tree-optimization/39940
19333 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19336 2009-05-02 Richard Guenther <rguenther@suse.de>
19338 PR middle-end/40001
19339 * tree-ssa.c (execute_update_addresses_taken): Properly check
19340 if we can mark a variable DECL_GIMPLE_REG_P.
19341 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19342 back to the end of the function.
19343 (is_gimple_reg_type): Remove complex type special casing.
19344 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19347 2009-05-02 Ben Elliston <bje@au.ibm.com>
19349 * doc/collect2.texi (Collect2): Document search path behaviour
19350 when configured with --with-ld.
19352 2009-05-02 Jan Hubicka <jh@suse.cz>
19354 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19355 parameter; update callers.
19356 (coalesce_cost_edge): EH edges are costier because they needs
19357 splitting even if not critical and even more costier when there are
19358 multiple EH predecestors.
19360 2009-05-02 Jan Hubicka <jh@suse.cz>
19362 * except.c (remove_eh_handler_and_replace): Handle updating after
19363 removing TRY blocks.
19365 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19367 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19369 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19371 * varasm.c: Do not include c-pragma.h.
19372 * attribs.c: Do not incude c-common.h.
19374 2009-05-01 Michael Matz <matz@suse.de>
19376 * calls.c (initialize_argument_information): Handle SSA names like
19377 decls with a non MEM_P DECL_RTL.
19379 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19381 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19382 * ipa-utils.c: Likewise.
19383 * ipa-type-escape.c: Likewise.
19384 * cgraphunit.c Do not include c-common.h.
19385 * ipa-pure-const.c: Likewise.
19386 * tree-if-conv.c: Likewise.
19387 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19388 * ipa-struct-reorg.c: Likewise.
19389 * tree-nomudflap.c: Likewise.
19390 * tree-ssa-structalias.c: Likewise.
19392 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19394 * store-motion.c: Many cleanups to make this pass a first-class
19395 citizen instead of an appendix to gcse load motion. Add TODO list
19396 to make this pass faster/cleaner/better.
19398 (struct ls_expr): Post gcse.c-split cleanups.
19399 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19400 "stores" field to "avail_stores".
19401 (pre_ldst_mems): Rename to store_motion_mems.
19402 (pre_ldst_table): Rename to store_motion_mems_table.
19403 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19404 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19405 (ldst_entry): Rename to st_expr_entry, update users.
19406 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19407 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19408 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19410 (first_ls_expr): Rename to first_st_expr, update users.
19411 (next_ls_expr): Rename to next_st_expr, update users.
19412 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19413 fields properly for store motion instead of names inherited from load
19415 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19416 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19419 (ae_kill): Rename to st_kill, update users.
19420 (ae_gen): Rename to st_avloc, update users.
19421 (transp): Rename to st_transp, update users.
19422 (pre_insert_map): Rename to st_insert_map, update users.
19423 (pre_delete_map): Rename to st_delete_map, update users.
19424 (insert_store, build_store_vectors, free_store_memory,
19425 one_store_motion_pass): Update for abovementioned changes.
19427 (gcse_subst_count, gcse_create_count): Remove.
19428 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19429 and "n_stores_created", local variables.
19431 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19434 (regvec, compute_store_table_current_insn): Remove.
19435 (reg_set_info, reg_clear_last_set): Remove.
19436 (compute_store_table): Use DF caches instead of local dataflow
19439 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19441 * c-objc-common.c (c_tree_printer): Print identifiers with
19442 pp_identifier, not pp_string. Mark "({anonymous})" for
19444 * c-pretty-print.c (pp_c_ws_string): New.
19445 (pp_c_cv_qualifier, pp_c_type_specifier,
19446 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19447 pp_c_storage_class_specifier, pp_c_function_specifier,
19448 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19449 pp_c_primary_expression, pp_c_postfix_expression,
19450 pp_c_unary_expression, pp_c_shift_expression,
19451 pp_c_relational_expression, pp_c_equality_expression,
19452 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19453 use pp_string and pp_c_ws_string in place of pp_identifier and
19454 pp_c_identifier for non-identifiers. Mark English strings for
19456 * c-pretty-print.h (pp_c_ws_string): Declare.
19458 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19459 Roland McGrath <roland@redhat.com>
19461 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19462 (ENABLE_LD_BUILDID): New configuration option.
19463 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19464 (LINK_BUILDID_SPEC): New macro.
19465 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19467 * doc/install.texi: Document --enable-linker-build-id option.
19468 * configure: Rebuild.
19469 * config.in: Rebuild.
19471 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19473 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19474 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19475 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19476 MIPS_GP_SAVE_AREA_SIZE.
19477 * config/mips/mips.c (struct mips_frame_info): Update comment
19478 before arg_pointer_offset and hard_frame_pointer_offset.
19479 (mips_compute_frame_info): Update diagram before function: to
19480 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19481 indicate the position of frame_pointer_rtx with -fstack-protector and
19482 to show args_size. Don't allocate cprestore area for leaf functions
19483 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19485 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19487 2009-04-30 Michael Matz <matz@suse.de>
19489 PR tree-optimization/39955
19490 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19492 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19494 * ira.c (setup_cover_and_important_classes): Use safe macro
19495 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19497 * genpreds.c (write_tm_preds_h): Output suitable definition of
19498 REG_CLASS_FOR_CONSTRAINT.
19500 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19502 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19504 * bitmap.c (bitmap_descriptor): Likewise.
19505 * ggc-common.c (loc_descriptor): Likewise.
19506 * varray.c (varray_descriptor): Likewise.
19507 * vec.c (vec_descriptor): Likewise.
19509 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19511 * Makefile.in (dce.o): Add $(EXCEPT_H).
19512 * dce.c: Include except.h and delete redundant vector definitions.
19513 (deletable_insn_p): Return false for non-call insns that can throw
19516 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19518 * gcse.c (ae_gen): Remove.
19519 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19520 and make non-static function to make it available in store-motion.c.
19521 Update call sites with search-and-replace.
19522 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19523 extract_mentioned_regs, extract_mentioned_regs_helper,
19524 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19525 store_killed_in_insn, store_killed_after, store_killed_before,
19526 build_store_vectors, insert_insn_start_basic_block, insert-store,
19527 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19528 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19529 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19530 * store-motion.c: ...new file. Also copy data structures from gcse.c
19531 and clean up to remove parts not used by store motion.
19532 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19533 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19535 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19538 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19539 when optimizing for size.
19541 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19543 * gcse.c (gcse_constant_p): Fix typo in last change.
19545 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19547 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19549 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19551 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19553 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19555 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19556 CONST_HIGH_PART result.
19558 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19560 * config/avr/avr.c (initial_elimination_offset): Rename to
19561 avr_initial_elimination_offset.
19562 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19563 change return type to bool.
19564 (avr_can_eliminate): New function.
19565 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19566 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19567 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19568 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19569 avr_initial_elimination_offset.
19570 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19571 (avr_initial_elimination_offset): Define.
19573 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19574 Steven Bosscher <steven@gcc.gnu.org>
19576 PR rtl-optimization/39938
19577 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19578 * cfgrtl.c: Include insn-attr.h.
19579 (rest_of_pass_free_cfg): New function.
19580 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19581 * resource.c (init_resource_info): Remove call to df_analyze.
19583 2009-04-29 Richard Guenther <rguenther@suse.de>
19586 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19587 allow conversion to signed integers.
19589 2009-04-29 Richard Guenther <rguenther@suse.de>
19591 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19592 shifts of floating point vectors if the shift amount is
19593 a constant multiple of the element size.
19595 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19596 Michael Matz <matz@suse.de>
19598 PR middle-end/39927
19600 * tree-outof-ssa.c (emit_partition_copy): New function.
19601 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19602 insert_part_to_rtx_on_edge): Perform the partition base var
19603 copy using emit_partition_copy.
19604 (insert_value_copy_on_edge): Convert constants to the right mode.
19605 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19606 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19608 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19610 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19611 scan backwards to try to find a constant to initialize it.
19613 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19614 insn before the loop_end instruction, don't look past labels.
19616 2009-04-29 Richard Guenther <rguenther@suse.de>
19618 PR middle-end/39937
19619 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19620 loose type conversions.
19621 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19622 stmts only if there are no uses of its definition.
19624 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19626 * config/bfin/bfin.h (splitting_loops): Declare.
19627 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19628 Reorder bit definitions to be ascending.
19629 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19630 * config/bfin/bfin.c (splitting_loops): New variable.
19631 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19632 (struct loop_info): Remove members INIT and LOOP_INIT.
19633 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19634 the LSETUP sequence. Allow LC to be loaded from any register, but
19635 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19636 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19638 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19639 of reload_completed.
19642 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19644 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19646 * Makefile.in (PLUGIN_VERSION_H): New.
19647 (OBJS-common): Remove plugin-version.o.
19648 (plugin.o): Depend on (PLUGIN_VERSION_H).
19649 (plugin-version.o): Remove.
19650 * configure: Regenerate
19651 * configure.ac: Create plugin-version.h.
19652 * gcc-plugin.h (plugin_gcc_version): Remove.
19653 (plugin_default_version_check): Change signature.
19654 * plugin-version.c: Remove.
19655 * plugin.c: Include plugin-version.h.
19656 (str_plugin_gcc_version_name): Remove.
19657 (try_init_one_plugin): Pass gcc version to plugin_init.
19658 (plugin_default_version_check): Both gcc and plugin versions are now
19661 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19663 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19664 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19665 Remove special case testing for last insn of inner loops. Don't fail
19666 if the loop ends with a jump, emit an extra nop instead.
19668 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19669 DREGS rather than comparing directly. Remove code that tries to
19670 account for latencies.
19672 2009-04-29 Richard Guenther <rguenther@suse.de>
19674 PR tree-optimization/39941
19675 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19676 eliminating an indirect call.
19678 2009-04-29 Richard Guenther <rguenther@suse.de>
19680 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19681 parameter. Allow invariants as base if !require_lvalue.
19682 (verify_gimple_assign_single): Adjust.
19684 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19686 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19687 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19688 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19689 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19690 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19692 * config/bfin/bfin.c (bfin_expand_builtin,
19693 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19695 2009-04-28 Richard Guenther <rguenther@suse.de>
19697 * tree-vect-loop.c (get_initial_def_for_induction): Use
19698 correct types for pointer increment.
19700 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19702 * toplev.c (print_version): Update GMP version string calculation.
19704 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19706 PR rtl-optimization/39938
19707 * resource.c (init_resource_info): Add call to df_analyze.
19709 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19711 * config/alpha/alpha.md (usegp): Cast the result of
19712 alpha_find_lo_sum_using_gp to enum attr_usegp.
19713 * config/alpha/alpha.c (override_options): Remove end-of-structure
19714 marker element from cpu_table. Use array size of cpu_table to handle
19715 -mcpu and -mtune options.
19716 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19718 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19720 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19721 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19722 tune_32 and tune_64.
19723 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19724 support on PowerPC.
19725 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19726 * config/rs6000/option-defaults.h: ... here. New file.
19727 (OPT_64, OPT_32): Define.
19728 (MASK_64BIT): Define to 0 if not already defined.
19729 (OPT_ARCH64, OPT_ARCH32): Define.
19730 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19733 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19735 * config/arm/arm.c (arm_override_options): Emit error on using
19738 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19740 PR rtl-optimization/39914
19741 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19742 registers for allocnos created from user-defined variables only
19743 when not optimizing.
19745 2009-04-28 Richard Guenther <rguenther@suse.de>
19747 PR middle-end/39937
19748 * fold-const.c (fold_binary): Use distribute_real_division only
19751 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19753 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19754 add hpux-stdint.h to tm_file.
19755 (hppa[12]*-*-hpux11*): Ditto.
19756 (ia64*-*-hpux*): Ditto.
19757 * config/hpux-stdint.h: New.
19758 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19759 __STDC_EXT__ for all compiles.
19760 * config/pa/pa-hpux.h: Ditto.
19761 * config/pa/pa-hpux10.h: Ditto.
19762 * config/pa/pa-hpux11.h: Ditto.
19764 2009-04-28 Catherine Moore <clm@codesourcery.com>
19766 * debug.h (set_name): Add comment.
19768 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19771 * config/darwin.c (machopic_gen_offset): Check
19772 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19773 * config/arm/arm.c (require_pic_register): Likewise.
19775 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19777 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19778 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19779 m32c_promote_prototypes): Delete.
19781 2009-04-28 Michael Matz <matz@suse.de>
19783 PR middle-end/39922
19784 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19787 2009-04-28 Richard Guenther <rguenther@suse.de>
19789 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19791 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19793 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19794 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19795 * config/arm/arm-tune.md: Regenerate.
19797 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19799 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19800 block if there are complex incoming edges.
19801 (sel_merge_blocks): Remove useless assert.
19802 (sel_redirect_edge_and_branch): Check that edge was redirected.
19803 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19804 (sel_find_rgns): Delete declaration.
19805 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19806 the region when it is not a preheader.
19808 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19811 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19813 2009-04-28 Richard Guenther <rguenther@suse.de>
19815 * tree.h (SSA_NAME_VALUE): Remove.
19816 (struct tree_ssa_name): Remove value_handle member.
19817 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19818 array for jump threading.
19819 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19821 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19822 * tree-flow.h (threadedge_initialize_values): Declare.
19823 (threadedge_finalize_values): Likewise.
19824 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19825 (SSA_NAME_VALUE): Define.
19826 (threadedge_initialize_values): New function.
19827 (threadedge_finalize_values): Likewise.
19828 * tree-ssa-dom.c (ssa_name_values): New global variable.
19829 (SSA_NAME_VALUE): Define.
19830 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19832 2009-04-28 Ira Rosen <irar@il.ibm.com>
19834 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19835 Use REPORT_VECTORIZED_LOCATIONS instead
19836 REPORT_VECTORIZED_LOOPS.
19837 * tree-vectorizer.c (vect_verbosity_level): Make static.
19838 (vect_loop_location): Rename to vect_location.
19839 (vect_set_verbosity_level): Update comment.
19840 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19842 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19843 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19844 instead REPORT_UNVECTORIZED_LOOPS.
19845 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19846 and vect_loop_def to vect_external_def and vect_internal_def.
19847 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19848 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19849 REPORT_UNVECTORIZED_LOCATIONS.
19850 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19851 and vect_used_in_loop and to vect_unused_in_scope and
19852 vect_used_in_scope.
19853 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19854 (vect_verbosity_level): Remove declaration.
19855 (vect_analyze_operations): Likewise.
19856 (vect_analyze_stmt): Declare.
19857 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19858 REPORT_UNVECTORIZED_LOCATIONS.
19859 (vect_get_loop_niters): Fix indentation.
19860 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19861 (vect_analyze_loop_operations): New function.
19862 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19863 vect_analyze_operations.
19864 (vect_is_simple_reduction): Use new names.
19865 (vectorizable_live_operation, vect_transform_loop): Likewise.
19866 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19867 to specify whether the data references can be a part of interleaving
19869 (vect_analyze_data_ref_dependence): Use new names.
19870 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19871 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19872 * tree-vect-patterns.c (widened_name_p): Use new names.
19873 (vect_recog_dot_prod_pattern): Likewise.
19874 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19875 (process_use, vect_mark_stmts_to_be_vectorized,
19876 vect_model_simple_cost, vect_model_store_cost,
19877 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19878 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19879 vectorizable_operation, vectorizable_type_demotion,
19880 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19881 vectorizable_condition): Likewise.
19882 (vect_analyze_operations): Split into vect_analyze_loop_operations
19884 (vect_analyze_stmt): ... new function.
19885 (new_stmt_vec_info): Use new names.
19886 (vect_is_simple_use): Use new names and fix comment.
19887 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19888 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19890 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19893 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19894 and integer modes for x87 operands. Do not ICE for unsupported size,
19895 generate error instead. Generate error for unsupported operand types.
19896 ['z']: Do not handle HImode memory operands specially. Warning
19897 for floating-point operands. Fallthru to 'Z' for unsupported operand
19898 types. Do not ICE for unsupported size, generate error instead.
19899 (output_387_binary_op): Use %Z to output operands.
19900 (output_fp_compare): Ditto.
19901 (output_387_reg_move): Ditto.
19903 2009-04-28 Ben Elliston <bje@au.ibm.com>
19908 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19910 * builtins.c (c_strlen): Do not warn here.
19911 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19912 * c-common.c (pointer_int_sum): Take an explicit location.
19913 Warn about offsets out of bounds.
19914 * c-common.h (pointer_int_sum): Adjust declaration.
19916 2009-04-27 Ian Lance Taylor <iant@google.com>
19918 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19920 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19921 * df-core.c (df_set_flags): Change return type to int. Change
19922 type of old_flags to int.
19923 (df_clear_flags): Likewise.
19924 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19925 (df_get_conditional_uses): Likewise.
19926 * df.h (df_set_flags, df_clear_flags): Update declarations.
19927 * dwarf2out.c (struct indirect_string_node): Change type of form
19928 field to enum dwarf_form.
19929 (AT_string_form): Change return type to enum dwarf_form.
19930 * fixed-value.c (fixed_compare): Add cast to enum type.
19931 * fwprop.c (update_df): Change 0 to VOIDmode.
19932 * gensupport.c: Change 0 to UNKNOWN.
19933 * gimple.h (gimple_cond_code): Add cast to enum type.
19934 * haifa-sched.c (reemit_notes): Add cast to enum type.
19935 * hooks.c (hook_int_void_no_regs): Remove function.
19936 * hooks.h (hook_int_void_no_regs): Remove declaration.
19937 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19938 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19939 * real.c (real_arithmetic): Add cast to enum type.
19940 (real_compare): Likewise.
19941 * target.h (struct gcc_target): Change return type of
19942 branch_target_register_class to enum reg_class.
19943 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19944 default_branch_target_register_class.
19945 * targhooks.c (default_branch_target_register_class): New function.
19946 * targhooks.h (default_branch_target_register_class): Declare.
19947 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19948 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19950 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19952 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19953 vect_uninitialized_def. Change 0 to ERROR_MARK.
19954 * tree-vect-stmts.c (supportable_widening_operation): Don't
19955 initialize icode1 and icode2.
19956 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19957 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19959 (cmn_err_flag_specs): Change 0 to STD_C89.
19960 (cmn_err_char_table): Likewise.
19961 * config/arm/arm.c (get_arm_condition_code): Change type of code
19962 to enum arm_cond_code.
19963 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19964 (IWMMXT_BUILTIN2): Likewise.
19965 (neon_builtin_type_bits): Don't define typedef.
19966 (neon_builtin_datum): Change type of bits field to int.
19967 (arm_expand_neon_args): Add cast to enum type.
19968 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19970 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19971 casts to enum type.
19972 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19974 * config/mips/mips.md (jal_macro): Return enum constant.
19975 (single_insn): Likewise.
19976 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19978 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19979 casts to enum type.
19980 * config/s390/s390.c (s390_tune_flags): Change type to int.
19981 (s390_arch_flags): Likewise.
19982 (s390_handle_arch_option): Change flags field of struct pta to int.
19983 * config/s390/s390.h (s390_tune_flags): Update declaration.
19984 (s390_arch_flags): Likewise.
19985 * config/sh/sh.c (prepare_move_operands): Compare
19986 tls_symbolic_operand result with enum constant.
19987 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19988 (sh_expand_prologue): Add cast to enum type.
19989 (sh_expand_epilogue): Likewise.
19990 (tls_symbolic_operand): Change return type to enum tls_model.
19991 (fpscr_set_from_mem): Add cast to enum type.
19992 (legitimize_pic_address): Compare tls_symbolic_operand result with
19994 (sh_target_reg_class): Change return type to enum reg_class.
19995 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19997 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19998 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19999 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
20000 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
20001 (delayed_branch, tls_call_delay): Likewise.
20002 (eligible_for_sibcall_delay): Likewise.
20003 (eligible_for_return_delay): Likewise.
20004 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
20005 (spu_expand_builtin_1): Likewise.
20007 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
20008 for all types of conversions.
20009 (output_init_element): Issue -Wc++-compat warning if needed when
20010 initializing a bitfield with enum type.
20011 * c-parser.c (c_parser_expression): Set original_type to
20012 original_type of right hand operand of comma operator.
20014 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20016 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
20018 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
20019 * doc/cpp.texi (Standard Predefined Macros)
20020 (Implementation-defined behavior): Likewise.
20021 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
20022 * doc/gimple.texi (GIMPLE Exception Handling)
20023 (@code{GIMPLE_ASSIGN}): Likewise.
20024 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
20025 * doc/invoke.texi (Warning Options, Optimize Options)
20026 (AVR Options, Darwin Options): Likewise.
20027 (Optimize Options): Reformulate -fwhole-program description.
20028 * doc/loop.texi (Lambda): Likewise.
20029 * doc/md.texi (Output Template, Define Constraints)
20030 (Standard Names, Insn Splitting): Likewise.
20031 * doc/options.texi (Option properties): Likewise.
20032 * doc/passes.texi (Tree-SSA passes): Likewise.
20033 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
20034 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
20035 (File Names and DBX): Likewise.
20036 * doc/trouble.texi (Incompatibilities): Likewise.
20038 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20040 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
20041 instruction is correct.
20043 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20045 Allow non-constant arguments to conversion intrinsics.
20046 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
20047 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
20048 * spu.c (print_operand): Handle 'v' and 'w'.
20049 (exp2_immediate_p, spu_gen_exp2): Define.
20050 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
20051 spu_convtf_1): Update parameter descriptions.
20052 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
20053 * constraints.md ('v', 'w'): New.
20054 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
20056 (i2f, I2F): New define_mode_attr.
20057 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
20058 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
20059 fixuns_truncv4sfv4si2): Update to use mode attribute.
20060 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
20061 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
20062 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
20063 patterns for combine.
20065 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
20067 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
20068 (cprop, hoist, pre, store_motion): New debug counters.
20069 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
20070 is not an RTL pass anymore.
20071 (pass_profiling): Remove extern decl for pass removed in 2005.
20072 (pass_gcse, pass_jump_bypass): Remove.
20073 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
20074 to 0 for clean state.
20075 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
20076 * cse.c (gate_handle_cse_after_global_opts,
20077 rest_of_handle_cse_after_global_opts): New functions.
20078 (pass_cse_after_global_opts): New pass, does local CSE.
20079 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
20080 (TV_CPROP): New timevar.
20081 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
20082 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
20083 (gcse_main, recompute_all_luids): Remove.
20084 (compute_hash_table_work): Call max_reg_num instead of reading
20086 (cprop_jump): Don't set run_jump_opt_after_gcse.
20087 (constprop_register): Always allow to alter jumps.
20088 (cprop_insn): Likewise.
20089 (do_local_cprop): Likewise.
20090 (local_cprop_pass): Likewise. Return non-zero if something changed.
20091 (cprop): Remove function, fold interesting bits into one_cprop_pass.
20092 (find_implicit_sets): Add note about missed optimization opportunity.
20093 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
20094 pass_rtl_cprop execute function.
20095 Don't bother tracking the pass number, each pass gets its own dumpfile
20097 Always allow to alter jumpsand bypass jumps.
20098 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
20099 will just find no suitable set.
20100 (pre_edge_insert): Fix dumping, this function is for PRE only.
20101 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
20102 pass_rtl_pre execute function.
20103 (hoist_code): Return non-zero if something changed. Keep track of
20104 substitutions and insertions for statistics gathering similar to PRE.
20105 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
20106 called from the pass_rtl_hoist execute function. Show pass statistics.
20107 (compute_store_table): Use max_reg_num directly instead of using the
20108 formerly global max_gcse_regno.
20109 (build_store_vectors): Likewise.
20110 (replace_store_insn): Fix dumping.
20111 (store_motion): Rename to ...
20112 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
20113 pass, called from the pass_rtl_store_motion execute function. Keep
20114 track of substitutions and insertions for statistics gathering similar
20116 (bypass_jumps): Remove, fold interesting bits into ...
20117 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
20118 from the pass_rtl_cprop execute function.
20119 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
20120 pass_jump_bypass): Remove.
20121 (gate_handle_gcse, rest_of_handle_gcse): Remove.
20122 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
20123 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
20124 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
20125 (gate_rtl_store_motion, execute_rtl_store_motion,
20126 pass_rtl_store_motion): New.
20127 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
20128 make it clear that -fcse-skip-blocks is a no-op for backward compat.
20129 * passes.c (init_optimization_passes): Remove pass_gcse and
20130 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
20131 and cse_after_global_opts in place of pass_gcse. Schedule cprop
20132 instead of pass_jump_bypass.
20134 2009-04-27 Richard Guenther <rguenther@suse.de>
20136 PR middle-end/39928
20137 * gimplify.c (gimplify_expr): If we are required to create
20138 a temporary make sure it ends up as register.
20140 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
20143 * config/i386/i386.c (construct_container): Don't call
20144 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
20145 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
20147 2009-04-27 Michael Matz <matz@suse.de>
20149 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
20150 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
20151 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
20152 (dump_replaceable_exprs): Take a bitmap.
20153 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
20155 (expand_gimple_basic_block): Likewise.
20156 * tree-ssa-ter.c (struct temp_expr_table_d): Make
20157 replaceable_expressions member a bitmap.
20158 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
20159 (mark_replaceable): Likewise.
20160 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
20161 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
20163 2009-04-27 Richard Guenther <rguenther@suse.de>
20165 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
20166 (verify_stmts): Dispatch to gimple/type verification code.
20167 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
20168 issue with call argument types.
20170 2009-04-27 Michael Matz <matz@suse.de>
20172 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
20173 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
20176 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
20177 Eric Botcazou <ebotcazou@adacore.com>
20179 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
20180 a label's basic block.
20181 (mark_target_live_regs): Tidy and rework obsolete comments.
20182 Change back DF problem to LIVE. If a label starts a basic block,
20183 assume that all registers that used to be live then still are.
20184 (init_resource_info): If a label starts a basic block, set its
20185 BLOCK_FOR_INSN accordingly.
20186 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
20188 2009-04-27 Richard Guenther <rguenther@suse.de>
20190 * tree-flow-inline.h (function_ann): Remove.
20191 (get_function_ann): Likewise.
20192 * tree-dfa.c (create_function_ann): Remove.
20193 * tree-flow.h (struct static_var_ann_d): Remove.
20194 (struct function_ann_d): Likewise.
20195 (union tree_ann_d): Remove fdecl member.
20196 (function_ann_t): Remove.
20197 (function_ann, get_function_ann, create_function_ann): Remove
20200 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
20202 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
20204 2009-04-27 Jan Hubicka <jh@suse.cz>
20206 * ipa-pure-const.c (struct funct_state_d): New fields
20207 state_previously_known, looping_previously_known; remove
20208 state_set_in_source.
20209 (analyze_function): Use new fields.
20210 (propagate): Avoid assumption that state_set_in_source imply
20213 * tree-ssa-loop-niter.c (finite_loop_p): New function.
20214 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
20215 * cfgloop.h (finite_loop_p): Declare.
20217 2009-04-26 Michael Matz <matz@suse.de>
20219 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
20221 2009-04-26 Michael Matz <matz@suse.de>
20223 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
20224 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
20225 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
20226 pass_mark_used_blocks): Remove.
20227 * tree-optimize.c (pass_free_datastructures,
20228 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
20229 * passes.c (init_optimization_passes): Don't call
20230 pass_mark_used_blocks, remove dead code.
20232 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
20234 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
20235 * tree-ssa-live.h (register_ssa_partition): Likewise.
20237 2009-04-26 Michael Matz <matz@suse.de>
20240 * builtins.c (fold_builtin_next_arg): Handle SSA names.
20241 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
20242 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
20244 (compare_pairs): Swap cost comparison.
20245 (coalesce_ssa_name): Don't use change_partition_var.
20246 * tree-nrv.c (struct nrv_data): Add modified member.
20247 (finalize_nrv_r): Set it.
20248 (tree_nrv): Use it to update statements.
20249 (pass_nrv): Require PROP_ssa.
20250 * tree-mudflap.c (mf_decl_cache_locals,
20251 mf_build_check_statement_for): Use make_rename_temp.
20252 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
20253 * alias.c (find_base_decl): Handle SSA names.
20254 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
20255 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
20256 * rtl.h (set_reg_attrs_for_parm): Declare.
20257 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
20258 to "optimized", remove unused locals at finish.
20259 (execute_free_datastructures): Make global, call
20260 delete_tree_cfg_annotations.
20261 (execute_free_cfg_annotations): Don't call
20262 delete_tree_cfg_annotations.
20264 * ssaexpand.h: New file.
20265 * expr.c (toplevel): Include ssaexpand.h.
20266 (expand_assignment): Handle SSA names the same as register variables.
20267 (expand_expr_real_1): Expand SSA names.
20268 * cfgexpand.c (toplevel): Include ssaexpand.h.
20269 (SA): New global variable.
20270 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
20271 (SSAVAR): New macro.
20272 (set_rtl): New helper function.
20273 (add_stack_var): Deal with SSA names, use set_rtl.
20274 (expand_one_stack_var_at): Likewise.
20275 (expand_one_stack_var): Deal with SSA names.
20276 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
20277 before unique numbers.
20278 (expand_stack_vars): Use set_rtl.
20279 (expand_one_var): Accept SSA names, add asserts for them, feed them
20280 to above subroutines.
20281 (expand_used_vars): Expand all partitions (without default defs),
20282 then only the local decls (ignoring those expanded already).
20283 (expand_gimple_cond): Remove edges when jumpif() expands an
20284 unconditional jump.
20285 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
20286 or remove abnormal edges. Ignore insns setting the LHS of a TERed
20288 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
20289 members of SA; deal with PARM_DECL partitions here; expand
20290 all PHI nodes, free tree datastructures and SA. Commit instructions
20291 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
20292 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
20293 info and statements at start, collect garbage at finish.
20294 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
20295 (VAR_ANN_PARTITION) Remove.
20296 (change_partition_var): Don't declare.
20297 (partition_to_var): Always return SSA names.
20298 (var_to_partition): Only accept SSA names.
20299 (register_ssa_partition): Only check argument.
20300 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20302 (delete_var_map): Don't free it.
20303 (var_union): Only accept SSA names, simplify.
20304 (partition_view_init): Mark only useful SSA names as used.
20305 (partition_view_fini): Only deal with SSA names.
20306 (change_partition_var): Remove.
20307 (dump_var_map): Use ssa_name instead of partition_to_var member.
20308 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20310 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20311 (struct _elim_graph): New member const_dests; nodes member vector of
20313 (set_location_for_edge): New static helper.
20314 (create_temp): Remove.
20315 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20316 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20317 (new_elim_graph): Allocate const_dests member.
20318 (clean_elim_graph): Truncate const_dests member.
20319 (delete_elim_graph): Free const_dests member.
20320 (elim_graph_size): Adapt to new type of nodes member.
20321 (elim_graph_add_node): Likewise.
20322 (eliminate_name): Likewise.
20323 (eliminate_build): Don't take basic block argument, deal only with
20324 partition numbers, not variables.
20325 (get_temp_reg): New static helper.
20326 (elim_create): Use it, deal with RTL temporaries instead of trees.
20327 (eliminate_phi): Adjust all calls to new signature.
20328 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20329 (rewrite_trees): Only do checking.
20330 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20331 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20332 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20333 contains_tree_r, MAX_STMTS_IN_LATCH,
20334 process_single_block_loop_latch, analyze_edges_for_bb,
20335 perform_edge_inserts): Remove.
20336 (expand_phi_nodes): New global function.
20337 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20338 functions, initialize new parameter, remember partitions having a
20340 (finish_out_of_ssa): New global function.
20341 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20342 don't reset in_ssa_p here, don't disable TER when mudflap.
20343 (pass_del_ssa): Remove.
20344 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20346 (execute_free_datastructures): Declare.
20347 * Makefile.in (SSAEXPAND_H): New variable.
20348 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20349 * basic-block.h (commit_one_edge_insertion): Declare.
20350 * passes.c (init_optimization_passes): Move pass_nrv and
20351 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20352 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20353 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20354 (redirect_branch_edge): Deal with super block when expanding, split
20355 out jump patching itself into ...
20356 (patch_jump_insn): ... here, new static helper.
20358 2009-04-26 Michael Matz <matz@suse.de>
20360 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20361 beyond num_ssa_names.
20362 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20363 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20365 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20367 PR inline-asm/39543
20368 * fwprop.c (forward_propagate_asm): New function.
20369 (forward_propagate_and_simplify): Propagate also into __asm, if it
20370 doesn't increase the number of referenced registers.
20373 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20375 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20377 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20378 note_nonlocal_vla_type for nonlocal VLAs.
20379 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20380 contains_remapped_vars, remap_vla_decls): New functions.
20381 (convert_nonlocal_reference_stmt): If not optimizing, call
20382 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20383 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20384 if it wasn't found in var_map.
20385 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20386 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20387 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20389 * gimplify.c (nonlocal_vlas): New variable.
20390 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20392 (gimplify_body): Create and destroy nonlocal_vlas.
20394 * dwarf2out.c (loc_descr_plus_const): New function.
20395 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20396 mem_loc_descriptor, loc_descriptor_from_tree_1,
20397 descr_info_loc, gen_variable_die): Use it.
20399 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20400 !TREE_STATIC VAR_DECLs.
20401 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20402 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20403 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20404 DECL_BY_REFERENCE is valid.
20405 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20406 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20407 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20408 Copy DECL_BY_REFERENCE.
20409 (struct nesting_copy_body_data): New type.
20410 (nesting_copy_decl): New function.
20411 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20412 if they have variable length.
20414 2009-04-26 Michael Matz <matz@suse.de>
20416 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20417 mark new temporaries for renaming.
20419 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20422 * c-decl.c (global_bindings_p): Return negative value.
20423 (c_variable_size): New. Based on variable_size from
20425 (grokdeclarator): Call c_variable_size not variable_size.
20427 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20429 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20431 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20433 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20434 Redefine it to just use mingw/include.
20435 (ASM_SPEC): Rules for -m32 and -m64.
20436 (LINK_SPEC): Use Likewise.
20437 (SPEC_32): New define.
20438 (SPEC_64): Likewise.
20439 (SUB_LINK_SPEC): Likewise.
20440 (MULTILIB_DEFAULTS): New define.
20441 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20442 Add multilib options.
20443 (MULTILIB_DIRNAMES): Likewise.
20444 (MULTILIB_OSDIRNAMES): Likewise.
20445 (LIBGCC): Likewise.
20446 (INSTALL_LIBGCC): Likewise.
20448 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20451 * c-tree.h (enum c_inline_static_type): New.
20452 (record_inline_static): Declare.
20453 * c-decl.c (struct c_inline_static, c_inline_statics,
20454 record_inline_static, check_inline_statics): New.
20455 (pop_file_scope): Call check_inline_statics.
20456 (start_decl): Call record_inline_static instead of pedwarning
20457 directly for static in inline function.
20458 * c-typeck.c (build_external_ref): Call record_inline_static
20459 instead of pedwarning directly for static referenced in inline
20462 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20464 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20465 not new but only being rescanned.
20466 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20467 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20468 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20469 record_set_info, compute_set, grealloc): Remove.
20470 (recompute_all_luids): New function.
20471 (gcse_main): Don't compute sets, and don't do related memory
20472 allocations/free-ing. If something changed before the end of the
20473 pass, update LUIDs using recompute_all_luids.
20474 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20475 (free_gcse_mem): Don't free it either.
20476 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20477 Use the df insn LUIDs.
20478 (load_killed_in_block): Likewise.
20479 (compute_hash_table_work): Don't compute reg_set_in_block.
20480 (compute_transp): Use DF_REG_DEF_CHAINs.
20481 (local_cprop_pass): Don't use compute_sets and related functions.
20482 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20483 Use get_max_uid() instead of max_cuid.
20484 (insert_insn_end_basic_block, pre_insert_copy_insn,
20485 update_ld_motion_stores): Don't try to
20486 keep reg_set tables up to date.
20487 (pre_insert_copies): Use df insn LUIDs.
20488 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20489 (reg_set_info): Don't use extra bitmap argument.
20490 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20491 information to compute regs_set_in_block.
20492 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20493 (bypass_jumps): Don't use compute_sets and friends.
20495 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20498 * opts.c (undocumented_msg): Do not leave blank even with
20501 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20503 * c-decl.c (build_enumerator): Allow values folding to integer
20504 constants but not integer constant expressions with a pedwarn if
20507 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20510 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20511 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20512 type is an integer constant.
20514 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20517 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20520 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20523 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20524 with variably modified return type and no storage class
20525 specifiers, except for the case of nested functions. Distinguish
20526 extern declarations of functions with variably modified return
20527 types from those of objects with variably modified types.
20529 2009-04-25 Jan Hubicka <jh@suse.cz>
20531 * tree.c (list_equal_p): New function.
20532 * tree.h (list_equal_p): Declare.
20533 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20534 basic_block_def, basic_block, const_basic_block): New.
20535 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20536 (redirect_eh_edge): New function.
20537 (make_eh_edge_update_phi): EH edges are not abnormal.
20538 * except.c: Include tree-flow.h.
20539 (list_match): New function.
20540 (eh_region_replaceable_by_p): New function.
20541 (replace_region): New function.
20542 (hash_type_list): New function.
20543 (hash_eh_region): New function.
20544 (eh_regions_equal_p): New function.
20545 (merge_peers): New function.
20546 (remove_unreachable_regions): Verify EH tree when checking;
20548 (copy_eh_region_1): New function.
20549 (copy_eh_region): New function.
20550 (push_reachable_handler): New function.
20551 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20552 regions without label but with live RESX.
20553 * except.h (redirect_eh_edge_to_label): New.
20554 * tree-flow.h (redirect_eh_edge): New.
20555 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20556 basic_block_def, basic_block, const_basic_block): Remove.
20557 * Makefile.in (except.o): Add dependency on tree-flow.h
20558 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20559 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20562 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20565 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20566 on the destination of memcpy.
20568 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20570 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20571 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20572 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20574 2009-04-25 Jan Hubicka <jh@suse.cz>
20576 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20577 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20578 to be reached by different label than left.
20579 (update_eh_edges): Update comment; remove edge_to_remove if possible
20580 and return true if suceeded.
20581 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20582 (cleanup_eh): Compute sharing map.
20583 * except.c (remove_eh_handler_and_replace): Add argument if we should
20585 (remove_unreachable_regions): Update for label sharing.
20586 (label_to_region_map): Likewise.
20587 (get_next_region_sharing_label): New function.
20588 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20590 (remove_eh_handler): Update.
20591 (remove_eh_region_and_replace_by_outer_of): New function.
20592 * except.h (struct eh_region): Add next_region_sharing_label.
20593 (remove_eh_region_and_replace_by_outer_of,
20594 get_next_region_sharing_label): Declare.
20595 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20597 2009-04-25 Jan Hubicka <jh@suse.cz>
20599 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20600 insert code even if they are not critical.
20602 2009-04-25 Jan Hubicka <jh@suse.cz>
20604 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20605 (gimple_can_remove_branch_p): EH edges won't remove branch by
20607 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20608 updating of non-abnormal EH edges.
20609 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20610 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20611 (split_critical_edges): Split also edges where emitting code on them
20612 will lead to splitting later.
20614 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20615 H.J. Lu <hongjiu.lu@intel.com>
20618 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20619 the configured assembler supports fildq and fistpq mnemonics.
20620 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20621 * configure: Regenerated.
20622 * config.in: Ditto.
20624 * config/i386/i386.c (print_operand): Handle 'Z'.
20625 ['z']: Remove handling of special fild/fist suffixes.
20626 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20627 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20628 suffix of fild insn.
20629 (*floatsi<mode>2_vector_mixed): Ditto.
20630 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20631 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20632 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20633 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20634 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20636 2009-04-25 Ben Elliston <bje@au.ibm.com>
20638 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20639 the source of a set operation.
20641 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20643 * target.h (struct gcc_target): Add case_values_threshold field.
20644 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20645 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20646 * targhooks.c (default_case_values_threshold): New function.
20647 * targhooks.h (default_case_values_threshold): Declare function.
20648 * stmt.c (expand_case): Use case_values_threshold target hook.
20649 * expr.h (case_values_threshold): Remove declartation.
20650 * expr.c (case_values_threshold): Remove function.
20651 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20653 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20654 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20655 (avr_case_values_threshold): Declare as static.
20656 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20658 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20659 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20660 (mn10300_case_values_threshold): New function.
20662 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20664 * ira.c (setup_cover_and_important_classes): Add enum cast.
20666 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20668 * genpreds.c (write_enum_constraint_num): Output definition of
20669 CONSTRAINT_NUM_DEFINED_P macro.
20670 * ira.c (setup_cover_and_important_classes): Use
20671 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20673 2009-04-24 DJ Delorie <dj@redhat.com>
20675 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20676 __SH2A_SINGLE_ONLY__ also.
20678 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20680 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20681 (movdf_internal): Ditto.
20682 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20683 SFmode and DFmode constants.
20684 (ia64_print_operand): Add 'G' format for printing
20685 floating point constants.
20687 2009-04-24 Richard Guenther <rguenther@suse.de>
20689 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20690 from unsigned additions.
20692 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20694 * c-typeck.c (set_init_index): Allow array designators that are
20695 not integer constant expressions with a pedwarn if pedantic.
20697 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20699 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20700 zero if no overlap in nonzero bits between the operands.
20702 2009-04-24 Ian Lance Taylor <iant@google.com>
20704 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20705 (record_dead_and_set_regs): Likewise.
20706 * df.h (struct df_mw_hardreg): Change flags field to int.
20707 (struct df_base_ref): Likewise.
20708 (struct df): Change changeable_flags field to int.
20709 * df-scan.c (df_defs_record): Change clobber_flags to int.
20710 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20711 constants rather than #define macros.
20712 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20713 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20714 (enum dwarf_calling_convention): Likewise.
20715 (enum dwarf_line_number_x_ops): Likewise.
20716 (enum dwarf_call_frame_info): Likewise.
20717 (enum dwarf_source_language): Likewise.
20718 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20719 (add_calling_convention_attribute): Likewise.
20720 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20721 (combine_comparisons): Change compcode to int. Add cast to enum type.
20722 * genrecog.c (maybe_both_true_2): Change c to int.
20723 (write_switch): Likewise. Add cast to enum type.
20724 * gimplify.c (gimplify_omp_for): Handle return values from
20725 gimplify_expr using MIN rather than bitwise or.
20726 (gimplify_expr): Add cast to enum type.
20727 * ipa-prop.c (update_jump_functions_after_inlining): Change
20728 IPA_BOTTOM to IPA_JF_UNKNOWN.
20729 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20730 Add casts to enum type.
20731 (setup_cover_and_important_classes): Change cl to int. Add casts
20733 (setup_class_translate): Change cl and mode to int.
20734 (ira_init_once): Change mode to int.
20735 (free_register_move_costs): Likewise.
20736 (setup_prohibited_mode_move_regs): Add casts to enum type.
20737 * langhooks.c (add_builtin_function_common): Rework assertion that
20738 value fits bitfield.
20739 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20740 * omega.c (omega_do_elimination): Avoid math on enum types.
20741 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20742 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20743 int local to handle integral_argment value.
20744 * regmove.c (try_auto_increment): Change PUT_MODE to
20746 * reload.c (push_secondary_reload): Add casts to enum type.
20747 (secondary_reload_class, find_valid_class): Likewise.
20748 * reload1.c (emit_input_reload_insns): Likewise.
20749 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20750 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20751 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20753 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20754 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20756 (expand_complex_libcall): Add casts to enum type.
20757 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20758 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20759 with ERROR_MARK, not NUM_TREE_CODES.
20760 (vect_create_epilog_for_reduction): Likewise.
20761 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20762 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20763 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20765 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20766 vect_unused_in_loop. Change 0 to loop_vect.
20767 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20768 * var-tracking.c (get_init_value): Change return type to enum
20770 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20771 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20773 (arm_override_options): Add casts to enum type.
20774 (arm_emit_tls_decoration): Likewise.
20775 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20777 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20778 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20779 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20781 * config/s390/s390.c (code_for_builtin_64): Change to array of
20783 (code_for_builtin_31): Likewise.
20784 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20786 * config/sparc/sparc.c (sparc_override_options): Change value
20787 field in struct code_model to enum cmodel. In initializer change
20788 0 to NULL and add cast to enum type.
20790 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20791 Change all callers. Issue a -Wc++-compat warning using
20792 lhs_origtype if necessary.
20793 (convert_for_assignment): Issue -Wc++-compat warnings about
20794 invalid conversions to enum type on assignment.
20795 * c-common.h (build_modify_expr): Update declaration.
20797 2009-04-24 Nick Clifton <nickc@redhat.com>
20799 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20800 (function_arg_advance): Likewise.
20801 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20804 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20806 * config/s390/constraints.md ('I', 'J'): Fix condition.
20808 2009-04-24 Diego Novillo <dnovillo@google.com>
20810 * gengtype-parse.c (parse_error): Add newline after message.
20812 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20814 * config/i386/sse.md (avxmodesuffixs): Removed.
20815 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20816 (*avx_pinsr<ssevecsize>): This.
20818 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20820 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20821 follow chains of regs with a single definition, and allow expressions
20822 that are function_invariant_p.
20823 (simple_rhs_p): Allow expressions that are function_invariant_p.
20825 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20827 PR middle-end/39867
20828 * fold-const.c (fold_cond_expr_with_comparison): When folding
20829 > and >= to MAX, make sure the MAX uses the same type as the
20830 comparison's operands.
20832 2009-04-24 Nick Clifton <nickc@redhat.com>
20834 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20835 addressing for DImode accesses.
20836 (frv_print_operand_address): Handle PLUS case.
20837 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20839 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20841 PR rtl-optimization/39794
20842 * alias.c (canon_true_dependence): Add x_addr argument.
20843 * rtl.h (canon_true_dependence): Adjust prototype.
20844 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20845 * cselib.c (cselib_invalidate_mem): Likewise.
20846 * gcse.c (compute_transp): Likewise.
20847 * dse.c (scan_reads_nospill): Likewise.
20848 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20849 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20850 canon_base_addr of the group, plus optional offset.
20851 (struct group_info): Rename canon_base_mem to
20853 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20854 canon_rtx of base_mem.
20856 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20858 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20859 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20861 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20863 * config/spu/spu-builtins.h: Delete file.
20865 * config/spu/spu.h (enum spu_builtin_type): Move here from
20867 (struct spu_builtin_description): Likewise. Add GTY marker.
20868 Do not use enum spu_function_code or enum insn_code.
20869 (spu_builtins): Add extern declaration.
20871 * config/spu/spu.c: Do not include "spu-builtins.h".
20872 (enum spu_function_code, enum spu_builtin_type_index,
20873 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20874 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20875 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20876 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20877 (spu_builtin_types): Make static. Add GTY marker.
20878 (spu_builtins): Add extern declaration with GTY marker.
20879 Include "gt-spu.h".
20881 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20882 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20883 Check programmatically whether all parameters are scalar.
20885 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20887 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20889 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20890 assignment from the constructor either if the target is volatile.
20892 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20894 * config/arm/arm.md (insv): Do not share operands[0].
20896 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20898 * config/vxlib-tls.c (active_tls_threads): Delete.
20899 (delete_hook_installed): New.
20900 (tls_delete_hook): Don't delete the delete hook.
20901 (tls_destructor): Delete it here.
20902 (__gthread_set_specific): Adjust installing the delete hook.
20903 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20904 __gthread_leave_tsd_dtor_context.
20906 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20908 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20910 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20912 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20914 (alpha_rtx_costs): Ditto.
20915 (emit_unlikely_jump): Use add_reg_note.
20916 (emit_frame_store_1): Ditto.
20917 (alpha_expand_prologue): Ditto.
20918 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20919 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20921 2009-04-23 Nick Clifton <nickc@redhat.com>
20923 * config/v850/v850.md (epilogue): Remove suppressed code.
20924 (return): Rename to return_simple and remove test of frame size.
20925 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20926 to gen_return_simple.
20928 2009-04-22 Jing Yu <jingyu@google.com>
20931 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20933 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20936 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20937 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20938 value is a VECTOR_CST, the element type is the element type of the
20941 2009-04-22 DJ Delorie <dj@redhat.com>
20943 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20945 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20947 * alias.c (find_base_term): Move around LO_SUM case, so that
20948 CONST falls through into PLUS/MINUS handling.
20951 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20952 into 0, use omit_one_operand.
20954 2009-04-23 Ben Elliston <bje@au.ibm.com>
20956 * config/rs6000/linux-unwind.h (get_regs): Remove type
20957 puns. Change the type of `pc' to an array of unsigned ints and
20958 update all users. Constify frame24.
20960 2009-04-22 DJ Delorie <dj@redhat.com>
20962 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20963 declarations before code.
20964 (current_function_special_page_vector): Likewise.
20965 (m32c_expand_insv): Silence a warning.
20967 2009-04-21 Taras Glek <tglek@mozilla.com>
20969 * alias.c: Update GTY annotations to new syntax.
20970 * basic-block.h: Likewise.
20971 * bitmap.h: Likewise.
20972 * c-common.h: Likewise.
20973 * c-decl.c: Likewise.
20974 * c-parser.c: Likewise.
20975 * c-pragma.c: Likewise.
20976 * c-tree.h: Likewise.
20977 * cfgloop.h: Likewise.
20978 * cgraph.h: Likewise.
20979 * config/alpha/alpha.c: Likewise.
20980 * config/arm/arm.h: Likewise.
20981 * config/avr/avr.h: Likewise.
20982 * config/bfin/bfin.c: Likewise.
20983 * config/cris/cris.c: Likewise.
20984 * config/darwin.c: Likewise.
20985 * config/frv/frv.c: Likewise.
20986 * config/i386/i386.c: Likewise.
20987 * config/i386/i386.h: Likewise.
20988 * config/i386/winnt.c: Likewise.
20989 * config/ia64/ia64.h: Likewise.
20990 * config/iq2000/iq2000.c: Likewise.
20991 * config/mips/mips.c: Likewise.
20992 * config/mmix/mmix.h: Likewise.
20993 * config/pa/pa.c: Likewise.
20994 * config/pa/pa.h: Likewise.
20995 * config/rs6000/rs6000.c: Likewise.
20996 * config/s390/s390.c: Likewise.
20997 * config/sparc/sparc.c: Likewise.
20998 * config/xtensa/xtensa.c: Likewise.
20999 * cselib.h: Likewise.
21000 * dbxout.c: Likewise.
21001 * dwarf2out.c: Likewise.
21002 * except.c: Likewise.
21003 * except.h: Likewise.
21004 * fixed-value.h: Likewise.
21005 * function.c: Likewise.
21006 * function.h: Likewise.
21007 * gimple.h: Likewise.
21008 * integrate.c: Likewise.
21009 * optabs.c: Likewise.
21010 * output.h: Likewise.
21011 * real.h: Likewise.
21013 * stringpool.c: Likewise.
21014 * tree-data-ref.c: Likewise.
21015 * tree-flow.h: Likewise.
21016 * tree-scalar-evolution.c: Likewise.
21017 * tree-ssa-address.c: Likewise.
21018 * tree-ssa-alias.h: Likewise.
21019 * tree-ssa-operands.h: Likewise.
21020 * tree.c: Likewise.
21021 * tree.h: Likewise.
21022 * varasm.c: Likewise.
21023 * varray.h: Likewise.
21025 * coretypes.h: Do not define GTY macro if it is already defined.
21026 * doc/gty.texi: Update GTY documentation to new syntax.
21027 * gengtype-lex.l: Enforce attribute-like syntax for GTY
21028 annotations on structs.
21029 * gengtype-parse.c: Likewise.
21031 2009-04-22 Mark Heffernan <meheff@google.com>
21033 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
21035 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
21037 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
21040 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
21042 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
21043 the same as a PLUS without a shift. Increase the cost of a
21046 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21048 * Makefile.in: Update dependencies.
21049 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
21050 * errors.h: Remove bogus comment about compatibility.
21051 (warning): Update declaration.
21052 * genautomata.c: Update all calls to warning.
21053 * gimple.c: Do not include errors.h. Include toplev.h.
21054 * tree-ssa-structalias.c: Do not include errors.h.
21055 * omega.c: Likewise.
21056 * tree-ssa-reassoc.c: Likewise.
21057 * config/spu/spu-c.c: Likewise.
21058 * config/spu/t-spu-elf: Update dependencies.
21060 2009-04-22 Richard Guenther <rguenther@suse.de>
21062 PR tree-optimization/39824
21063 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
21064 make sure the types are compatible.
21066 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21069 * c-common.c (c_parse_error): Take a token_flags parameter.
21070 Use token_type for the token type instead.
21071 Pass token_flags to cpp_type2name.
21072 * c-common.h (c_parse_error): Update declaration.
21073 * c-parser.c (c_parser_error): Pass 0 as token flags.
21075 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
21077 PR rtl-optimization/39580
21078 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
21080 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21082 * function.c (expand_function_end): Do not emit a jump to the "naked"
21083 return label for fall-through returns.
21084 * except.c (sjlj_emit_function_exit): Always place the call to the
21085 unregister function at the location installed by expand_function_end.
21087 2009-04-22 Richard Guenther <rguenther@suse.de>
21089 PR tree-optimization/39845
21090 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
21091 (gen_inbound_check): Likewise.
21093 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
21095 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
21097 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
21098 * config/vxlib.c (__gthread_once): Add race guard for PPC.
21100 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21102 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
21103 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
21104 shift counts to avoid out-of-bounds array accesses.
21106 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21108 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
21109 (Pmode): Move above.
21111 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
21113 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
21114 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
21115 GET_CODE macro. Use IN_RANGE macro where appropriate.
21116 * config/alpha/alpha.h: Ditto.
21117 * config/alpha/alpha.md: Ditto.
21118 * config/alpha/constraints.md: Ditto.
21119 * config/alpha/predicates.md: Ditto.
21121 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21123 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
21124 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21125 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21126 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21127 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21128 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21129 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21130 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21131 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21132 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21133 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21134 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21135 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21136 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21137 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21138 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21139 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21140 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21141 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21142 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21143 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21144 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21145 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21146 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21147 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21148 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21149 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21151 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
21153 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
21154 references from comments.
21155 * cfgbuild.c (count_basic_blocks): Delete.
21156 (find_basic_blocks_1): Delete.
21157 (find_basic_blocks): Delete.
21158 * except.c (finish_eh_generation): Make static. Move comment from
21159 except.h here. Remove find_basic_blocks references from comments.
21160 * except.h (finish_eh_generation): Delete.
21161 * basic-block.h (find_basic_blocks): Delete.
21162 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
21164 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
21166 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
21167 (sdbout_parms): Likewise.
21169 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21171 * config/sh/sh.c (prepare_cbranch_operands): Use
21172 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
21173 (expand_cbranchdi4): Likewise.
21174 (from_compare): Add cast to enum type.
21175 (expand_cbranchsi4): Use add_reg_note.
21176 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
21177 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
21178 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
21179 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21180 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
21181 instead of CODE_FOR_nothing.
21182 (cbranchdi4): Likewise. Fix the order of arguments for
21184 (push_fpscr): Use add_reg_note.
21185 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
21186 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
21188 2009-04-21 Joseph Myers <joseph@codesourcery.com>
21190 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
21191 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21192 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21193 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
21194 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
21195 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
21196 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
21197 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
21198 config/alpha/x-vms, config/arc/t-arc,
21199 config/arm/README-interworking, config/arm/arm-c.c,
21200 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
21201 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
21202 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
21203 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
21204 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
21205 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
21206 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
21207 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
21208 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
21209 config/cris/t-elfmulti, config/crx/t-crx,
21210 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
21211 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
21212 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
21213 config/h8300/t-h8300, config/i386/athlon.md,
21214 config/i386/darwin-libgcc.10.4.ver,
21215 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
21216 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
21217 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
21218 config/i386/t-linux64, config/i386/t-nwld,
21219 config/i386/t-rtems-i386, config/i386/t-sol2-10,
21220 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
21221 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
21222 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
21223 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
21224 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
21225 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
21226 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
21227 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
21228 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
21229 config/m68k/t-uclinux, config/mcore/t-mcore,
21230 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
21231 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
21232 config/mips/crtn.asm, config/mips/irix-crti.asm,
21233 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
21234 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
21235 config/mips/mips-fixed.md, config/mips/sb1.md,
21236 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
21237 config/mips/t-iris6, config/mips/t-isa3264,
21238 config/mips/t-libgcc-mips16, config/mips/t-linux64,
21239 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
21240 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
21241 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
21242 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
21243 config/mn10300/t-linux, config/mn10300/t-mn10300,
21244 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
21245 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
21246 config/picochip/libgccExtras/clzsi2.asm,
21247 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
21248 config/rs6000/darwin-libgcc.10.4.ver,
21249 config/rs6000/darwin-libgcc.10.5.ver,
21250 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
21251 config/rs6000/t-aix43, config/rs6000/t-aix52,
21252 config/rs6000/t-darwin, config/rs6000/t-fprules,
21253 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
21254 config/rs6000/t-lynx, config/rs6000/t-netbsd,
21255 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
21256 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
21257 config/rs6000/t-rtems, config/rs6000/t-spe,
21258 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
21259 config/score/t-score-elf, config/sh/divcost-analysis,
21260 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
21261 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
21262 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
21263 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
21264 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
21265 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
21266 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
21267 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
21268 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
21269 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
21270 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
21271 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
21272 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
21273 limitx.h, version.c, xcoff.h: Add copyright and license notices.
21274 * config/h8300/genmova.sh: Include copyright and license notices
21275 in generated output.
21276 * config/h8300/mova.md: Regenerate.
21277 * doc/install.texi2html: Include word "Copyright" in copyright
21278 notice and use name "Free Software Foundation, Inc.".
21279 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21280 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21281 ChangeLog-2007, ChangeLog-2008: Correct dates.
21283 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
21285 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
21286 NE_EXPR operations as well.
21287 * c-parser.c (c_parser_condition): Do not set location information on
21289 (c_parser_conditional_expression): Likewise.
21290 (c_parser_binary_expression): Set location information on operators.
21291 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
21292 TRUTH_NOT_EXPR has been folded.
21293 * fold-const.c (fold_truth_not_expr): Copy location information from
21294 the incoming expression to the outgoing one.
21295 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
21296 recursive calls on the LHS of the operator but pass that of the
21297 operator to recursive calls on the RHS of the operator. Set it
21299 (shortcut_cond_expr): Set the locus of the operator on the second
21300 COND_EXPR and that of the expression on the first in degenerate cases.
21301 Pass the locus of the expression to calls to shortcut_cond_r.
21302 Set the locus of the 'then' block on the associated jump, if any.
21303 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21304 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21305 expression to call to gimplify_boolean_expr.
21307 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21309 * config.gcc: Add additional configuration for
21310 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21311 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21312 (CPP_SPEC): Redefine for allowing -municode option.
21313 (STARTFILE_SPEC): Likewise.
21314 * config/i386/t-mingw-w64: New.
21315 * config/i386/mingw-w64.opt: New.
21316 (municode): Add new target option.
21317 * doc/invoke.texi (municode): Add documentation for new option.
21319 2009-04-21 Ian Lance Taylor <iant@google.com>
21321 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21322 Correct test for number of arguments.
21323 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21325 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21327 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21328 argument of emit_library_call.
21330 2009-04-21 Richard Guenther <rguenther@suse.de>
21332 PR middle-end/39829
21333 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21334 inside VIEW_CONVERT_EXPRs.
21336 2009-04-21 Martin Jambor <mjambor@suse.cz>
21338 * tree-switch-conversion.c (build_constructors): Split a long line.
21339 (constructor_contains_same_values_p): New function.
21340 (build_one_array): Create assigns of constants if possible, do not
21341 call mark_sym_for_renaming, call update_stmt.
21342 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21343 make_rename_temp. Do not call mark_symbols_for_renaming, call
21345 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21346 find_new_referenced_vars, call update_stmt.
21347 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21348 instead of calling make_rename_temp. Do not call
21349 find_new_referenced_vars or mark_symbols_for_renaming, call
21352 2009-04-21 Richard Guenther <rguenther@suse.de>
21354 PR tree-optimization/39827
21355 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21356 (tree_ssa_phiprop): Pass the correct array size.
21358 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21360 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21362 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21365 * c-typeck.c (lvalue_p): Move declaration ...
21366 * c-common.h (lvalue_p): ... to here.
21367 * c-common.c (candidate_equal_p): New.
21368 (add_tlist): Use it.
21369 (merge_tlist): Use it.
21370 (warn_for_collisions_1): Likewise.
21371 (warning_candidate_p): Accept more candidates.
21372 (verify_tree): A warning candidate can be an expression. Use
21375 2009-04-21 Ben Elliston <bje@au.ibm.com>
21378 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21379 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21380 options. Remove -mcall-solaris documentation.
21382 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21385 * doc/invoke.texi (-Wlong-long): Update description.
21386 * c-lex (interpret_integer): Only warn if there was no previous
21387 overflow and -Wlong-long is enabled.
21388 * c-decl.c (declspecs_add_type): Drop redundant flags.
21389 * c.opt (Wlong-long): Init to -1.
21390 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21391 and front-end warn_long_long. Wlong-long only depends on other
21392 flags if it is uninitialized.
21393 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21394 the same for CPP and FE.
21395 (restore_extension_diagnostics): Likewise.
21397 2009-04-20 Ian Lance Taylor <iant@google.com>
21399 Fix enum conversions which are invalid in C++:
21400 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21401 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21402 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21403 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21404 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21405 (dbxout_parms): Likewise.
21406 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21407 (df_clear_flags): Likewise.
21408 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21409 top_flag parameter to int.
21410 (df_chain_create_bb_process_use): Likewise.
21411 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21413 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21414 (df_ref_create_structure, df_def_record_1): Likewise.
21415 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21416 (df_notes_rescan): Change 0 to VOIDmode in function call.
21417 (df_get_call_refs, df_insn_refs_collect): Likewise.
21418 (df_bb_regs_collect): Likewise.
21419 (df_entry_block_defs_collect): Likewise.
21420 (df_exit_block_uses_collect): Likewise.
21421 * df.h: Update declarations.
21422 * double-int.c (double_int_divmod): Add cast to enum type.
21423 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21424 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21425 (based_loc_descr): Likewise.
21426 (loc_descriptor_from_tree_1): Change first_op and second_op to
21427 enum dwarf_location_atom. Add cast to enum type.
21428 * expmed.c (init_expmed): Change 0 to SET in function call.
21429 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21430 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21431 (do_store_flag): Likewise.
21432 * fixed-value.h (struct fixed_value): Change mode to enum
21434 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21435 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21437 (insert_insn_decl, insert_decl, insert_state): Likewise.
21438 (automata_list_finish): Likewise.
21439 * genrecog.c (process_define_predicate): Add cast to enum type.
21440 * gensupport.c (init_predicate_table): Add cast to enum type.
21441 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21443 (gimple_build_call_1, gimple_build_label): Likewise.
21444 (gimple_build_goto, gimple_build_asm_1): Likewise.
21445 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21446 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21447 (enum fallback): Rename from enum fallback_t.
21448 (fallback_t): Typedef as int.
21449 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21450 GSI_SAME_STMT in function call.
21451 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21453 (setup_reg_class_relations): Likewise.
21454 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21455 (setup_prohibited_class_mode_regs): Add cast to enum type.
21456 (setup_prohibited_mode_move_regs): Likewise.
21457 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21458 (record_address_regs): Change i to enum reg_class.
21459 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21460 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21461 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21462 (GET_MODE_2XWIDER_MODE): Likewise.
21463 (GET_CLASS_NARROWEST_MODE): Likewise.
21464 * omp-low.c (expand_omp_for): Add cast to enum type.
21465 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21466 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21467 * postreload.c (reload_cse_simplify_operands): Change rclass local
21469 * predict.c (combine_predictions_for_insn): Change best_predictor
21470 and predictor to enum br_predictor.
21471 (combine_predictions_for_bb): Likewise.
21472 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21473 use SET_PREDICT_EXPR_OUTCOME.
21474 * real.c (real_arithmetic): Change icode to code in function call.
21475 * reginfo.c (init_move_cost): Add casts to enum type.
21476 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21477 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21479 * reload.c (find_valid_class): Add casts to enum type.
21480 (push_reload): Change 0 to NO_REGS in function call.
21481 (find_reloads): Change this_alternative to array of enum
21482 reg_class. Remove some now-unnecessary casts.
21483 (make_memloc): Change 0 to VOIDmode in function call.
21484 * reload1.c (reload): Change 0 to VOIDmode in function call.
21485 (eliminate_regs_1, elimination_effects): Likewise.
21486 (eliminate_regs_in_insn): Likewise.
21487 (emit_input_reload_insns): Add cast to enum type.
21488 (delete_output_reload): Change 0 to VOIDmode in function call.
21489 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21490 to enum type in function call.
21491 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21492 (SET_PREDICT_EXPR_OUTCOME): Define.
21493 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21494 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21495 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21496 (dump_function): Likewise.
21497 * tree-dump.h: Update declarations.
21498 * tree-pass.h: Update declarations.
21499 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21500 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21502 (arm_rtx_costs_1): Correct parenthesization.
21503 (arm_rtx_costs): Add casts to enum type.
21504 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21505 (vfp_emit_fstmd): Use add_rg_note.
21506 (emit_multi_reg_push, emit_sfm): Likewise.
21507 (thumb_set_frame_pointer): Likewise.
21508 (arm_expand_prologue): Likewise.
21509 (arm_regno_class): Change return type to enum reg_class.
21510 (thumb1_expand_prologue): Use add_reg_note.
21511 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21512 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21514 * config/arm/gentune.sh: Add cast to enum type.
21515 * config/arm/arm-tune.md: Rebuild.
21516 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21517 (ix86_split_fp_branch, predict_jump): Likewise.
21518 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21519 insn_code to enum rtx_code.
21520 (ix86_builtin_vectorized_function): Add cast to enum type.
21521 * config/i386/i386.md (truncdfsf2): Change slot to enum
21523 (truncxf<mode>2, isinf<mode>2): Likewise.
21524 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21526 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21527 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21528 (insert_bundle_state): Change 1 to INSERT in function call.
21529 (ia64_add_bundle_selector_before): Likewise.
21530 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21531 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21532 (restore_stack_nonlocal): Likewise.
21533 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21535 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21537 (mips_rtx_costs): Likewise.
21538 (mips_override_options): Add casts to enum type.
21539 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21541 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21542 (store_reg, set_reg_plus_d): Likewise.
21543 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21544 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21546 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21548 (emit_unlikely_jump): Use add_reg_note.
21549 (rs6000_emit_allocate_stack): Likewise.
21550 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21551 (output_toc): Change 1 to INSERT in function call.
21552 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21553 (rs6000_initialize_trampoline): Likewise.
21554 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21556 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21557 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21558 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21559 (save_gprs): Use add_reg_note.
21560 (s390_emit_prologue): Likewise.
21561 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21562 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21563 (sparc_fold_builtin): Add cast to enum type.
21564 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21566 (spu_expand_prologue): Use add_reg_note.
21567 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21569 2009-04-20 Ian Lance Taylor <iant@google.com>
21571 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21572 (c_parser_postfix_expression_after_primary): Get VEC for list of
21573 arguments. Get original types of arguments. Call
21574 build_function_call_vec.
21575 (cached_expr_list_1, cached_expr_list_2): New static variables.
21576 (c_parser_expr_list): Change return type to VEC *. Add
21577 p_orig_types parameter. Change all callers.
21578 (c_parser_release_expr): New static function.
21579 (c_parser_vec_to_tree_list): New static function.
21580 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21581 call build_function_call_vec.
21582 (build_function_call_vec): New function, based on old
21583 build_function_call.
21584 (convert_arguments): Remove nargs and argarray parameters. Change
21585 values to a VEC. Add origtypes parameter.
21586 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21587 (convert_for_assignment): Add origtype parameter. Change all
21588 callers. If warn_cxx_compat, check for conversion to an enum
21589 type when calling a function.
21590 (store_init_value): Add origtype parameter. Change all callers.
21591 (digest_init): Likewise.
21592 (struct init_node): Add origtype field.
21593 (add_pending_init): Add origtype parameter. Change all callers.
21594 (output_init_element): Likewise.
21595 (output_pending_init_elements): Pass origtype from init_node to
21596 output_init_element.
21597 (process_init_element): Pass origtype from c_expr to
21598 output_init_element.
21599 (c_finish_return): Add origtype parameter. Change all callers.
21600 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21602 (sync_resolve_params): Likewise.
21603 (sync_resolve_return): Change params to first_param. Change caller.
21604 (resolve_overloaded_builtins): Change params to VEC *. Change
21605 callers. Save first parameter around call to build_function_call_vec.
21606 * c-decl.c (finish_decl): Add origtype parameter. Change all
21607 callers. Call build_function_call_vec rather than
21608 build_function_call for cleanup.
21609 * c-tree.h: Update declarations.
21610 * c-common.h: Update declarations.
21611 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21612 params to first_param.
21613 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21614 params parameter from tree to void *.
21615 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21616 Change arglist parameter to have type void *, and to be a pointer
21618 * config/rs6000/rs6000-protos.h
21619 (altivec_resolve_overloaded_builtin): Update declaration.
21620 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21621 fnargs parameter to have type void *, and to be a pointer to a
21622 VEC. Call build_function_call_vec instead of
21623 build_function_call.
21624 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21626 2009-04-20 Joey Ye <joey.ye@intel.com>
21627 Xuepeng Guo <xuepeng.guo@intel.com>
21628 H.J. Lu <hongjiu.lu@intel.com>
21630 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21632 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21633 (IX86_LEA_PRIORITY): Likewise.
21634 (distance_non_agu_define): New function.
21635 (distance_agu_use): Likewise.
21636 (ix86_lea_for_add_ok): Likewise.
21637 (ix86_dep_by_shift_count): Likewise.
21639 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21640 should split for LEA.
21642 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21644 (ix86_dep_by_shift_count): Likewise.
21646 2009-04-20 Richard Guenther <rguenther@suse.de>
21648 * expr.c (handled_component_p): Move ...
21649 * tree.h (handled_component_p): ... here.
21650 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21651 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21652 and REALPART_EXPR to be in one group.
21654 2009-04-20 Richard Guenther <rguenther@suse.de>
21656 * basic-block.h (get_all_dominated_blocks): Declare.
21657 * dominance.c (get_all_dominated_blocks): New function.
21658 * tree-cfg.c (get_all_dominated_blocks): Remove.
21659 (remove_edge_and_dominated_blocks): Adjust.
21660 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21661 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21662 instead of recursing.
21664 2009-04-20 Doug Kwan <dougkwan@google.com>
21666 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21667 (struct cgraph_node_set_def): New type.
21668 (cgraph_node_set) New type. Also declare vector functions.
21669 (struct cgraph_node_set_element_def): New type.
21670 (cgraph_node_set_element): Ditto.
21671 (cgraph_node_set_iterator): New iterator type.
21672 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21673 cgraph_node_set_remove, dump_cgraph_node_set,
21674 debug_cgraph_node_set): New prototypes.
21675 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21676 cgraph_node_set_size): New inlines.
21677 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21678 including cgraph.h.
21679 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21680 argument to function 'write_summary'.
21681 * ipa.c: Include ggc.h.
21682 (hash_cgraph_node_set_element,
21683 eq_cgraph_node_set_element, cgraph_node_set_new,
21684 cgraph_node_set_add, cgraph_node_set_remove,
21685 cgraph_node_set_find, dump_cgraph_node_set,
21686 debug_cgraph_node_set): New functions.
21687 * Makefile.in (ipa.o): Add dependency on GGC_H.
21689 2009-04-20 Ira Rosen <irar@il.ibm.com>
21691 PR tree-optimization/39675
21692 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21693 check of the return code of vect_schedule_slp. Check that
21694 stmt_vec_info still exists for the statement, before checking its
21695 vectorization type.
21697 2009-04-20 Michael Matz <matz@suse.de>
21699 * Makefile.in (generated_files): Take out $(simple_generated_c).
21701 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21703 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21704 (UINTPTR_TYPE): Likewise.
21706 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21709 * c-typeck.c (digest_init): Check for initializing an array with a
21712 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21715 * c-semantics.c (pop_stmt_list): Propagate
21716 STATEMENT_LIST_HAS_LABEL to parent statement list.
21718 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21720 * config/mips/mips.h (mips_tune_attr): New macro.
21721 * config/mips/mips.md (cpu): Use it.
21723 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21726 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21729 2009-04-19 Diego Novillo <dnovillo@google.com>
21731 * toplev.c (compile_file): Move call to coverage_finish ...
21732 * cgraphunit.c (ipa_passes): ... here.
21733 Call cgraph_process_new_functions.
21734 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21735 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21737 2009-04-19 Jan Hubicka <jh@suse.cz>
21739 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21741 (dump_cgraph_node): Dump can throw external flag.
21742 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21744 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21748 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21749 * common.opt (Wlogical-op): Move from here...
21750 * c.opt (Wlogical-op): ... to here.
21751 * c-typeck.c (parser_build_binary_op): Update call to
21752 warn_logical_operator.
21753 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21755 * c-common.c (warn_logical_op): Update.
21756 * c-common.h (warn_logical_op): Update declaration.
21758 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21760 * tree.c (protected_set_expr_location): Fix formatting.
21762 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21765 * c-typeck.c (readonly_warning): new.
21766 (build_unary_op, build_modify_expr): Use readonly_warning for
21767 storing into something readonly but not const-qualified.
21769 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21772 * c-typeck.c (build_unary_op): Check for taking address of
21773 expression of type void.
21775 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21778 * c-typeck.c (build_function_call): Check for calling a function
21779 with qualified void return types. Call require_complete_type when
21782 2009-04-18 Jan Hubicka <jh@suse.cz>
21784 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21786 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21787 can_throw_external flag.
21788 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21789 * ipa-pure-const.c (ignore_edge): New function.
21790 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21791 only over can_throw_external edges.
21792 (local_pure_const): Add nothrow flag.
21793 * ipa-utils.c (searchc): Add ignore_edge callback.
21794 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21795 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21796 (set_nothrow_function_flags): Update cgraph.
21797 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21799 2009-04-18 Richard Guenther <rguenther@suse.de>
21801 PR middle-end/39804
21802 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21803 (fold_stmt): ... this and ...
21804 (fold_stmt_inplace): ... this.
21805 (fold_stmt_1): Fold references in calls and asms.
21806 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21808 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21810 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21811 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21813 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21815 * tree.c (function_args_count): Remove.
21816 * tree.h: Remove the prototype for function_args_count.
21818 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21820 * tree-iterator.c (expr_only): Remove.
21821 * tree.h: Remove the prototype for expr_only.
21823 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21825 * reginfo.c (cannot_change_mode_set_regs): Remove.
21826 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21828 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21830 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21831 whether operands 0 and 1 overlaps.
21833 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21835 PR middle-end/36902
21836 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21837 pointer. Use warning_at instead of warning.
21838 (search_for_addr_array): Likewise.
21839 (check_array_bounds): Likewise.
21840 (check_all_array_refs): Check that the incoming edge is not in the
21841 list of edges to be removed.
21842 (check_all_array_refs): Avoid the temporal pointer.
21843 (vrp_visit_cond_stmt): Fix typo.
21844 (simplify_switch_using_ranges): Handle the case where the switch
21845 index is an integer constant.
21847 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21849 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21851 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21853 * doc/extend.texi, doc/invoke.texi: Fix typos.
21855 2009-04-17 Cary Coutant <ccoutant@google.com>
21857 * tree-flow-inline.h (get_lineno): Fix inverted test.
21859 2009-04-17 Diego Novillo <dnovillo@google.com>
21861 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21862 assertion for AVAIL_OUT.
21864 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21867 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21868 * config/sh/linux-atomic.asm: Likewise.
21870 2009-04-17 Diego Novillo <dnovillo@google.com>
21872 * except.c (debug_eh_tree): New.
21873 (struct eh_region, struct eh_status): Move ...
21874 * except.h: ... here.
21875 (add_type_for_runtime): Declare extern.
21876 (lookup_type_for_runtime): Likewise.
21877 (debug_eh_tree): Declare.
21878 * Makefile.in (GTFILES): List except.h before except.c
21880 2009-04-17 Diego Novillo <dnovillo@google.com>
21882 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21883 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21884 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21885 (find_vars_r): ... here.
21886 * tree-flow.h (find_referenced_vars_in): Declare.
21887 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21888 that AVAIL_OUT exists for BLOCK.
21889 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21890 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21891 (tree-parloops.o): Likewise.
21893 2009-04-17 Simon Baldwin <simonb@google.com>
21895 * toplev.c (default_tree_printer): Add handling for %E format.
21897 2009-04-17 Diego Novillo <dnovillo@google.com>
21899 * tree-pretty-print.c (dump_generic_node): Add break after
21900 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21901 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21902 FUNCTION_TYPE together. Call print_struct_decl when printing
21903 structures and TDF_SLIM is not given.
21904 (print_struct_decl): Fix logic for detecting recursion.
21906 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21909 * gcc.c (create_at_file): New.
21910 (compile_input_file_p): New.
21911 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21912 * main.c (main): Update call to toplev_main.
21913 * toplev.c (toplev_main): Change signature. Call expandargv.
21914 * toplev.h (toplev_main): Change signature.
21916 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21918 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21919 if the latter is not constant.
21921 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21923 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21925 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21927 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21928 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21930 2009-04-17 Richard Guenther <rguenther@suse.de>
21932 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21933 Handle component references view-converting an invariant address.
21935 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21937 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21938 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21939 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21940 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21941 Use @deftypevr rather than @deftypevar.
21943 2009-04-17 Richard Guenther <rguenther@suse.de>
21945 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21946 (get_prop_source_stmt): Likewise.
21947 (can_propagate_from): Likewise.
21949 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21951 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21952 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21953 (--with-multilib-list): Add default value.
21954 * configure: Regenerate.
21955 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21956 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21957 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21958 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21959 Don't add default cpu to multilib list unnecessarily, but do enable
21960 the relevant compiler option..
21961 Add support for --with-multilib-list=<blank> and
21962 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21963 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21964 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21965 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21966 TM_MULTILIB_CONFIG.
21967 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21968 (MULTILIB_OSDIRNAMES): New variable.
21969 * config/sh/t-1e: Delete file.
21970 * config/sh/t-mlib-sh1: Delete file.
21971 * config/sh/t-mlib-sh2: Delete file.
21972 * config/sh/t-mlib-sh2a: Delete file.
21973 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21974 * config/sh/t-mlib-sh2a-single: Delete file.
21975 * config/sh/t-mlib-sh2a-single-only: Delete file.
21976 * config/sh/t-mlib-sh2e: Delete file.
21977 * config/sh/t-mlib-sh3e: Delete file.
21978 * config/sh/t-mlib-sh4: Delete file.
21979 * config/sh/t-mlib-sh4-nofpu: Delete file.
21980 * config/sh/t-mlib-sh4-single: Delete file.
21981 * config/sh/t-mlib-sh4-single-only: Delete file.
21982 * config/sh/t-mlib-sh4a: Delete file.
21983 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21984 * config/sh/t-mlib-sh4a-single: Delete file.
21985 * config/sh/t-mlib-sh4a-single-only: Delete file.
21986 * config/sh/t-mlib-sh4al: Delete file.
21987 * config/sh/t-mlib-sh5-32media: Delete file.
21988 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21989 * config/sh/t-mlib-sh5-64media: Delete file.
21990 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21991 * config/sh/t-mlib-sh5-compact: Delete file.
21992 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21993 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21994 * doc/install.texi (Options specification): Add
21995 --with-multilib-list and --with-endian.
21997 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21999 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
22001 (OBJS-common): Add plugin-version.o.
22002 (plugin-version.o): New.
22003 * gcc-plugin.h (plugin_gcc_version): New.
22004 (plugin_default_version_check): New.
22005 (plugin_init_func, plugin_init): Add version argument.
22006 * plugin-version.c: New.
22007 * plugin.c (str_plugin_gcc_version_name): New.
22008 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
22009 pass it to the init function.
22010 (plugin_default_version_check): New.
22012 2009-04-17 Richard Guenther <rguenther@suse.de>
22014 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
22015 for decl-vs-decl disambiguation.
22017 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
22019 * config/s390/s390.h (s390_tune_attr): New macro definition.
22020 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
22022 2009-04-17 Richard Guenther <rguenther@suse.de>
22024 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
22025 (fold_stmt_r): Likewise.
22026 (maybe_fold_reference): New function.
22027 (fold_gimple_assign): Handle cases fold_stmt_r did.
22028 (fold_stmt): Do not use fold_stmt_r.
22029 (fold_stmt_inplace): Likewise.
22031 2009-04-17 Richard Guenther <rguenther@suse.de>
22033 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
22034 (record_equivalences_from_stmt): Remove useless checks and
22036 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
22037 the type is already suitable.
22039 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
22041 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
22043 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
22045 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
22046 (CMPtype): Define as __gcc_CMPtype.
22048 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
22050 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
22051 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
22053 2009-04-17 Richard Guenther <rguenther@suse.de>
22055 PR tree-optimization/39746
22056 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
22057 special-casing for builtins and static variable use/def.
22058 (call_may_clobber_ref_p_1): Likewise.
22060 2009-04-16 Ian Lance Taylor <iant@google.com>
22062 * df.h: Include "timevar.h".
22063 (struct df_problem): Change tv_id field to timevar_id_t.
22064 * tree-pass.h: Include "timevar.h".
22065 (struct opt_pass): Change tv_id field to timevar_id_t.
22066 * timevar.h (timevar_id_t): Define TV_NONE.
22067 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
22068 TV_NONE rather than tv_id != 0.
22069 (execute_one_pass): Likewise.
22070 * Makefile.in (DF_H): Add $(TIMEVAR_H).
22071 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
22072 dependencies to $(TREE_PASS_H).
22073 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
22075 (pass_branch_target_load_optimize2): Likewise.
22076 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
22077 (pass_outof_cfg_layout_mode): Likewise.
22078 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
22079 (pass_rebuild_cgraph_edges): Likewise.
22080 (pass_remove_cgraph_callee_edges): Likewise.
22081 * df-core.c (pass_df_initialize_opt): Likewise.
22082 (pass_df_initialize_no_opt): Likewise.
22083 (pass_df_finish): Likewise.
22084 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
22085 * except.c (pass_set_nothrow_function_flags): Likewise.
22086 (pass_convert_to_eh_region_ranges): Likewise.
22087 * final.c (pass_compute_alignments): Likewise.
22088 * function.c (pass_instantiate_virtual_regs): Likewise.
22089 (pass_init_function): Likewise.
22090 (pass_leaf_regs): Likewise.
22091 (pass_match_asm_constraints): Likewise.
22092 * gimple-low.c (pass_lower_cf): Likewise.
22093 (pass_mark_used_blocks): Likewise.
22094 * init-regs.c (pass_initialize_regs): Likewise.
22095 * integrate.c (pass_initial_value_sets): Likewise.
22096 * ira.c (pass_ira): Likewise.
22097 * jump.c (pass_cleanup_barriers): Likewise.
22098 * omp-low.c (pass_expand_omp): Likewise.
22099 (pass_lower_omp): Likewise.
22100 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
22101 * recog.c (pass_split_all_insns): Likewise.
22102 (pass_split_after_reload): Likewise.
22103 (pass_split_before_regstack): Likewise.
22104 (pass_split_before_sched2): Likewise.
22105 (pass_split_for_shorten_branches): Likewise.
22106 * reginfo.c (pass_reginfo_init): Likewise.
22107 (pass_subregs_of_mode_init): Likewise.
22108 (pass_subregs_of_mode_finish): Likewise.
22109 * passes.c (pass_postreload): Likewise.
22110 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
22111 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
22112 (pass_warn_function_return): Likewise.
22113 (pass_warn_function_noreturn): Likewise.
22114 * tree-complex.c (pass_lower_complex): Likewise.
22115 (pass_lower_complex_O0): Likewise.
22116 * tree-if-conv.c (pass_if_conversion): Likewise.
22117 * tree-into-ssa.c (pass_build_ssa): Likewise.
22118 * tree-mudflap.c (pass_mudflap_1): Likewise.
22119 (pass_mudflap_2): Likewise.
22120 * tree-nomudflap.c (pass_mudflap_1): Likewise.
22121 (pass_mudflap_2): Likewise.
22122 * tree-nrv.c (pass_return_slot): Likewise.
22123 * tree-object-size.c (pass_object_sizes): Likewise.
22124 * tree-optimize.c (pass_all_optimizations): Likewise.
22125 (pass_early_local_passes): Likewise.
22126 (pass_all_early_optimizations): Likewise.
22127 (pass_cleanup_cfg): Likewise.
22128 (pass_cleanup_cfg_post_optimizing): Likewise.
22129 (pass_free_datastructures): Likewise.
22130 (pass_free_cfg_annotations): Likewise.
22131 (pass_fixup_cfg): Likewise.
22132 (pass_init_datastructures): Likewise.
22133 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
22134 (pass_late_warn_uninitialized): Likewise.
22135 (pass_update_address_taken): Likewise.
22136 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
22137 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
22138 (pass_cse_sincos): Likewise.
22139 (pass_convert_to_rsqrt): Likewise.
22140 * tree-ssa-structalias.c (pass_build_alias): Likewise.
22141 * tree-stdarg.c (pass_stdarg): Likewise.
22142 * tree-tailcall.c (pass_tail_recursion): Likewise.
22143 (pass_tail_calls): Likewise.
22144 * tree-vect-generic.c (pass_lower_vector): Likewise.
22145 (pass_lower_vector_ssa): Likewise.
22146 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
22148 2009-04-16 Joseph Myers <joseph@codesourcery.com>
22150 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
22152 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
22154 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
22155 logical and signext.
22157 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
22160 * config/sh/predicates.md (arith_operand): Check if the operand
22161 of TRUNCATE is a REG.
22163 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22165 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
22166 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
22168 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22170 * tree-iterator.c (tsi_split_statement_list_after,
22171 tsi_split_statement_list_before): Remove.
22172 * tree-iterator.h: Remove the prototypes for
22173 tsi_split_statement_list_after and tsi_split_statement_list_before.
22175 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22177 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
22178 * tree-ssa-propagate.h: Remove the prototype for
22179 stmt_makes_single_load.
22181 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22183 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
22184 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
22186 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22188 * tree-iterator.c (EXPR_LAST_BODY): Remove.
22190 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22192 * except.c (eh_region_outer_p): Remove.
22193 * except.h: Remove the prototype for eh_region_outer_p.
22195 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22197 * function.c (current_function_assembler_name): Remove.
22198 * function.h: Remove the prototype for
22199 current_function_assembler_name.
22201 2009-04-16 Ian Lance Taylor <iant@google.com>
22203 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
22204 (add_reg_note): Call alloc_reg_note.
22205 * rtl.h (alloc_reg_note): Declare.
22206 * combine.c (try_combine): Use alloc_reg_note.
22207 (recog_for_combine, move_deaths): Likewise.
22208 (distribute_notes): Use alloc_reg_note and add_reg_note.
22209 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
22210 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
22211 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
22213 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
22215 PR rtl-optimization/39762
22216 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
22217 ira_may_move_out_cost): Add comments about way of their usage.
22218 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
22220 * ira-conflicts.c (process_regs_for_copy): Use function
22221 ira_get_register_move_cost instead of global
22222 ira_register_move_cost.
22224 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
22225 color_pass, move_spill_restore, update_curr_costs): Ditto.
22227 * ira-lives.c (process_single_reg_class_operands): Ditto.
22229 * ira-emit.c (emit_move_list): Ditto.
22231 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
22232 (record_reg_classes): Ditto. Use functions
22233 ira_get_register_move_cost and ira_get_may_move_cost instead of
22234 global vars ira_register_move_cost, ira_may_move_out_cost and
22235 ira_may_move_in_cost.
22236 (record_address_regs): Don't call ira_init_register_move_cost.
22237 Use function ira_get_may_move_cost instead of global
22238 ira_may_move_in_cost.
22239 (process_bb_node_for_hard_reg_moves): Use function
22240 ira_get_register_move_cost instead of global ira_register_move_cost.
22241 (ira_costs): Don't call ira_init_register_move_cost.
22243 2009-04-16 Richard Guenther <rguenther@suse.de>
22245 * tree-cfg.c (verify_gimple_assign_binary):
22246 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
22247 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
22248 (create_general_new_stmt): Note that this function is broken.
22250 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22252 * common.opt (fhelp): Add Var(help_flag).
22253 * gcc-plugin.h (plugin_info): Add help.
22254 * plugin.c (plugin_name_args): Add help.
22255 (register_plugin_info): Set plugin->help.
22256 (print_help_one_plugin): New.
22257 (print_plugins_help): New.
22258 * plugin.h (print_plugins_help): New.
22259 * toplev.c (toplev_main): Call print_plugins_help if needed.
22261 2009-04-16 Richard Guenther <rguenther@suse.de>
22263 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
22264 (gimple_ior_addresses_taken_1): New function.
22265 (gimple_ior_addresses_taken): Likewise.
22266 * gimple.h (struct gimple_statement_with_ops_base): Remove
22267 addresses_taken member.
22268 (gimple_ior_addresses_taken): Declare.
22269 (gimple_addresses_taken, gimple_addresses_taken_ptr,
22270 gimple_set_addresses_taken): Remove.
22271 * ipa-reference.c (mark_address): New function.
22272 (scan_stmt_for_static_refs): Use it for marking addresses taken.
22273 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
22274 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
22275 (gimple_add_to_addresses_taken): Remove.
22276 (get_tmr_operands): Call mark_address_taken.
22277 (get_asm_expr_operands): Likewise.
22278 (get_expr_operands): Likewise.
22279 (build_ssa_operands): Do not clear the addresses_taken bitmap.
22280 (free_stmt_operands): Do not free it.
22281 * tree-ssa.c (delete_tree_ssa): Likewise.
22282 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
22284 2009-04-16 Richard Guenther <rguenther@suse.de>
22286 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
22287 (walk_stmt_load_store_ops): Likewise.
22288 * gimple.c (get_base_loadstore): New function.
22289 (walk_stmt_load_store_addr_ops): Likewise.
22290 (walk_stmt_load_store_ops): Likewise.
22291 * ipa-pure-const.c (check_op): Simplify.
22292 (check_load, check_store): New functions.
22293 (check_stmt): Use walk_stmt_load_store_ops.
22294 * ipa-reference.c (mark_load): Adjust signature.
22295 (mark_store): Likewise.
22296 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
22298 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22300 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22301 (plugin_info): New.
22302 * opts.c (common_handle_option): Don't call print_version.
22303 * plugin.c (plugin_name_args): Add version.
22304 (register_plugin_info): New.
22305 (register_callback): Handle PLUGIN_INFO.
22306 (try_init_one_plugin): New.
22307 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22309 (finalize_one_plugin): New.
22310 (finalize_plugins): New.
22311 (print_one_plugin): New.
22312 (print_plugins_versions): New.
22313 * plugin.h (print_plugins_versions): New.
22314 (finalize_plugins): New.
22315 * toplev.c (compile_file): Don't call initialize_plugins.
22316 (print_version): Call print_plugins_versions.
22317 (toplev_main): Call initialize_plugins. Print version if needed.
22318 Call finalize_plugins.
22320 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22322 * common.opt (fversion): New.
22323 * gcc.c (print_version): New.
22324 (process_command): Don't print the version. Just set print_version.
22325 (main): Print version. Call subprocesses if print_version and
22326 verbose_flag are set.
22327 * opts.c (common_handle_option): Handle OPT_fversion.
22329 2009-04-16 Richard Guenther <rguenther@suse.de>
22330 Ira Rosen <irar@il.ibm.com>
22332 PR tree-optimization/39698
22333 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22334 type of the reduction variable. Only generate the def if
22337 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22338 make sure to first convert to an integer of the same precision.
22339 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22340 the type of the evolution correctly in computing the new
22341 induction variable base.
22343 2009-04-16 Richard Guenther <rguenther@suse.de>
22345 PR middle-end/39625
22346 * tree-cfg.c (make_blocks): Split statements with to-be
22347 abnormal SSA names on the lhs.
22349 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22351 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22352 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22353 * c-typeck.c (really_start_incremental_init): Likewise.
22354 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22355 (TARGET_INITIALIZER): Remove it.
22356 * target.h (struct target): Remove vector_opaque_p.
22357 * tree.c (build_opaque_vector_type): New.
22358 * tree.h (TYPE_VECTOR_OPAQUE): New.
22359 (build_opaque_vector_type): Declare.
22360 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22361 * config/rs6000/rs6000.c (build_opaque_vector_type,
22362 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22363 (rs6000_init_builtins): Use build_opaque_vector_type for
22364 opaque_V4SI_type_node.
22366 2009-04-15 Catherine Moore <clm@codesourcery.com>
22368 * debug.h (set_name): Declare.
22369 * dwarf2out.c (dwarf2out_set_name): Declare.
22370 (dwarf2_debug_hooks): Add set_name.
22371 (find_AT_string): New.
22372 (add_AT_string): Call find_AT_string.
22373 (dwarf2out_set_name): New.
22374 * cp/decl.c (grokdeclarator): Call set_name.
22375 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22376 * debug.c (do_nothing_debug_hooks): Likewise.
22377 * dbxout.c (dbx_debug_hooks): Likewise.
22378 * sdbout.c (sdb_debug_hooks): Likewise.
22380 2009-04-15 Michael Eager <eager@eagercon.com>
22382 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22383 reg for single-precision FPU.
22384 * config/rs6000/rs6000.md (movsi_internal1): Only for
22385 !TARGET_SINGLE_FPU.
22386 (movsi_internal1_single): New. Add pattern to move SI values to/from
22387 single-precision FP regs.
22389 2009-04-15 Richard Guenther <rguenther@suse.de>
22391 * omp-low.c (lower_rec_input_clauses): Build correct address
22393 (expand_omp_for_generic): Fix multiplication type.
22394 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22395 (generate_memset_zero): Fix types.
22396 * tree-profile.c (prepare_instrumented_value): Correctly
22399 2009-04-15 Ian Lance Taylor <iant@google.com>
22401 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22402 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22403 for -Wall and for -Wc++-compat.
22404 (c_common_post_options): For C++, set warn_enum_compare if not
22406 * c-tree.h (struct c_expr): Add field original_type.
22407 (build_external_ref): Update declaration.
22408 * c-parser.c (c_parser_braced_init): Set original_type.
22409 (c_parser_initelt): Likewise.
22410 (c_parser_expr_no_commas): Likewise.
22411 (c_parser_conditional_expression): Likewise.
22412 (c_parser_cast_expression): Likewise.
22413 (c_parser_unary_expression): Likewise. Pull setting of
22414 original_code to top of function.
22415 (c_parser_sizeof_expression): Set original_type.
22416 (c_parser_alignof_expression): Likewise.
22417 (c_parser_postfix_expression): Likewise. Pull setting of
22418 original_code to top of function.
22419 (c_parser_postfix_expression_after_paren_type): Set original_type.
22420 (c_parser_postfix_expression_after_primary): Likewise.
22421 (c_parser_expression): Likewise.
22422 * c-typeck.c (build_external_ref): Add type parameter. Change all
22424 (c_expr_sizeof_expr): Set original_type field.
22425 (parser_build_unary_op): Likewise.
22426 (parser_build_binary_op): Likewise. Optionally warn about
22427 comparisons of enums of different types.
22428 (digest_init): Set original_type field.
22429 (really_start_incremental_init): Likewise.
22430 (push_init_level, pop_init_level): Likewise.
22431 * doc/invoke.texi (Warning Options): -Wenum-compare now
22434 2009-04-15 Richard Guenther <rguenther@suse.de>
22436 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22437 out a necessary conversion.
22438 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22439 names we didn't value number.
22440 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22442 2009-04-15 Richard Guenther <rguenther@suse.de>
22444 PR tree-optimization/39764
22445 * tree-ssa-ccp.c (get_value): Canonicalize value with
22446 canonicalize_float_value.
22448 2009-04-15 Jan Hubicka <jh@suse.cz>
22450 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22451 Wrong version of patch.
22453 2009-04-15 Jan Hubicka <jh@suse.cz>
22455 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22457 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22459 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22460 our distinct integral and vector types.
22462 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22464 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22465 * init.c (build_vtbl_address): Remove call to assemble_external.
22467 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22469 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22470 output for other floating point modes.
22472 2009-04-14 Diego Novillo <dnovillo@google.com>
22474 * diagnostic.c (diagnostic_report_diagnostic): Do not
22475 warn about loaded plugins for DK_ERROR and DK_WARNING.
22476 * c-decl.c (declspecs_add_type): Move call to
22477 invoke_plugin_callbacks ...
22478 * c-parser.c (c_parser_declspecs): ... here.
22479 * plugin.c (dump_active_plugins): Tidy output.
22481 2009-04-14 Diego Novillo <dnovillo@google.com>
22482 Le-Chun Wu <lcwu@google.com>
22484 * configure.ac: Add --enable-plugin support.
22485 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22486 * Makefile.in (PLUGIN_H): Define.
22487 Export ENABLE_PLUGIN and GMPINC to site.exp.
22488 Add PLUGINLIBS to link command.
22489 Add/modify dependencies for plugin.o and files including plugin.h.
22491 * config.in: Regenerate.
22493 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22496 2009-04-14 Le-Chun Wu <lcwu@google.com>
22498 * tree-pass.h (register_one_dump_file): Add a prototype for
22499 register_one_dump_file.
22500 * toplev.c (compile_file): Call initialize_plugins.
22501 (do_compile): Call invoke_plugin_callbacks.
22502 (toplev_main): Call invoke_plugin_callbacks.
22503 * common.opt: Add -fplugin= and -fplugin-arg-.
22504 * gcc-plugin.h: New public header file for plugins to include.
22505 * plugin.c: New source file.
22506 * plugin.h: New internal header file.
22507 * passes.c (register_one_dump_file): Make it external.
22509 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22511 2009-04-14 Diego Novillo <dnovillo@google.com>
22513 * doc/plugins.texi: New.
22514 * doc/gccint.texi: Add reference to Plugins chapter.
22515 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22516 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22517 loaded plugins, if any.
22518 * timevar.def (TV_PLUGIN_INIT): Define.
22519 (TV_PLUGIN_RUN): Define.
22520 * plugin.c: Include timevar.h
22521 (plugins_active_p): New.
22522 (dump_active_plugins): New.
22523 (debug_active_plugins): New.
22525 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22527 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22529 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22531 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22533 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22534 the same as a minus without a shift.
22536 2009-04-14 Nick Clifton <nickc@redhat.com>
22538 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22539 comparisons with small integers will always produce a short
22542 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22545 2008-12-19 Diego Novillo <dnovillo@google.com>
22547 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22549 2009-04-14 Richard Guenther <rguenther@suse.de>
22551 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22553 (verify_gimple_assign_binary): Likewise. Handle shifts and
22555 (verify_gimple_phi): Print the mismatched argument position.
22556 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22558 (vect_update_init_of_dr): Likewise.
22559 * matrix-reorg.c (transform_access_sites): Do what the
22561 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22563 2009-04-13 Michael Eager <eager@eagercon.com>
22565 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22566 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22567 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22568 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22569 remove duplicate config
22571 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22573 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22574 file_name:line_number type locator of the call site.
22576 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22578 * genautomata.c: Put blank after comma.
22579 (automaton_decls): New.
22580 (struct unit_usage): Add comments to member next.
22581 (store_alt_unit_usage): Keep the list ordered.
22582 (unit_present_on_list_p, equal_alternatives_p): New.
22583 (check_regexp_units_distribution): Check units distribution
22584 correctness correctly.
22585 (main): Don't write automata if error is found. Return correct
22588 * config/m68k/cf.md (cfv4_ds): Remove.
22589 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22590 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22592 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22593 power4-load-ext, power4-store, power4-store-update,
22594 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22595 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22596 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22597 power4-sqrt, power4-isync): Modify reservation to make correct
22598 unit distribution to automata.
22600 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22601 power5-store-update, power5-two, power5-three, power5-lmul,
22602 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22604 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22606 * except.c (pass_set_nothrow_function_flags): Set name and add
22608 (set_nothrow_function_flags): Mention in the dump file when
22609 changing a function to nothrow.
22611 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22614 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22615 instead of unsigned long.
22617 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22619 * config/arm/arm.c (return_used_this_function): Remove.
22620 (arm_output_function_prologue): Remove use of
22621 return_used_this_function.
22622 (output_return_instruction): Replace use of
22623 return_used_this_function
22624 by cfun->machine->return_used_this_function.
22625 (arm_output_epilogue): Likewise.
22626 (arm_output_function_epilogue): Likewise.
22627 (thumb_unexpanded_epilogue): Likewise.
22628 * config/arm/arm.h (struct machine_function):
22629 New member return_used_this_function.
22631 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22633 * doc/install.texi: Correct description of default directory for
22634 --with-gxx-include-dir.
22636 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22638 * fold-const.c (build_range_check): Properly deal with enumeral and
22639 boolean base types.
22641 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22643 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22644 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22645 * params.h (MAX_GCSE_PASSES): Remove.
22646 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22647 in sequence. Remove ability to run multiple passes.
22648 (bypass_jumps): Report run as third CPROP pass.
22650 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22652 PR middle-end/39651
22653 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22654 when deciding whether the whole SEQUENCE can throw.
22656 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22659 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22660 offseted label references.
22662 2009-04-11 Jan Hubicka <jh@suse.cz>
22664 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22666 2009-04-11 Richard Guenther <rguenther@suse.de>
22668 PR middle-end/39732
22669 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22670 return variables as TREE_ADDRESSABLE.
22672 2009-04-11 Richard Guenther <rguenther@suse.de>
22674 PR tree-optimization/39713
22675 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22676 reference trees have SSA_NAME operands.
22678 2009-04-11 Richard Guenther <rguenther@suse.de>
22681 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22682 address expressions.
22684 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22686 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22687 match changes in Cygwin 1.7
22688 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22689 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22691 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22693 PR tree-optimization/39701
22694 * doc/invoke.texi (Optimization Options): Document change in
22695 meaning and initialization of -fdelete-null-pointer-checks.
22697 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22699 PR middle-end/39701
22700 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22702 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22705 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22707 2009-04-10 Chao-ying Fu <fu@mips.com>
22709 * doc/tm.texi (Instruction Output): Document
22710 TARGET_ASM_FINAL_POSTSCAN_INSN.
22711 * target.h (final_postscan_insn): New field in asm_out.
22712 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22713 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22714 * final.c (final_scan_insn): Call
22715 targetm.asm_out.final_postscan_insn after outputting
22716 an asm macro and a normal instruction.
22718 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22719 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22720 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22721 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22722 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22724 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22726 PR middle-end/39701
22727 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22728 variables as non-NULL even with -fdelete-null-pointer-checks.
22730 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22732 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22734 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22737 * config/i386/i386.c (classify_argument): Handle SCmode with
22738 (bit_offset % 64) != 0.
22740 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22742 * doc/invoke.texi (Optimize Options): Add cross-reference to
22743 -Q --help=optimizers examples.
22745 2009-04-10 Ben Elliston <bje@au.ibm.com>
22748 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22749 regalign for the reg == fpr and TDmode case.
22751 2009-04-09 David Ayers <ayers@fsfe.org>
22754 * objc/objc-act.c (warn_with_method): Remove helper function.
22755 (check_duplicates): Call warning and inform directly.
22756 (really_start_method): Likewise.
22758 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22760 * expmed.c (expand_divmod): Always use a comparison for a division
22761 by a large unsigned integer.
22763 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22764 for things others than variables or functions as nonzero.
22766 2009-04-09 Nick Clifton <nickc@redhat.com>
22768 * unwind-compat.c: Change copyright header to refer to version
22769 3 of the GNU General Public License with version 3.1 of the
22770 GCC Runtime Library Exception and to point readers at the
22771 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22772 * config/alpha/crtfastmath.c: Likewise.
22773 * config/alpha/linux-unwind.h: Likewise.
22774 * config/alpha/qrnnd.asm: Likewise.
22775 * config/alpha/vms-crt0-64.c: Likewise.
22776 * config/alpha/vms-crt0.c: Likewise.
22777 * config/alpha/vms-dwarf2.asm: Likewise.
22778 * config/alpha/vms-dwarf2eh.asm: Likewise.
22779 * config/alpha/vms-psxcrt0-64.c: Likewise.
22780 * config/alpha/vms-psxcrt0.c: Likewise.
22781 * config/alpha/vms_tramp.asm: Likewise.
22782 * config/arc/initfini.c: Likewise.
22783 * config/arc/lib1funcs.asm: Likewise.
22784 * config/arm/bpabi-v6m.S: Likewise.
22785 * config/arm/bpabi.S: Likewise.
22786 * config/arm/bpabi.c: Likewise.
22787 * config/arm/crti.asm: Likewise.
22788 * config/arm/crtn.asm: Likewise.
22789 * config/arm/ieee754-df.S: Likewise.
22790 * config/arm/ieee754-sf.S: Likewise.
22791 * config/arm/lib1funcs.asm: Likewise.
22792 * config/arm/libunwind.S: Likewise.
22793 * config/arm/linux-atomic.c: Likewise.
22794 * config/arm/mmintrin.h: Likewise.
22795 * config/arm/pr-support.c: Likewise.
22796 * config/arm/unaligned-funcs.c: Likewise.
22797 * config/arm/unwind-arm.c: Likewise.
22798 * config/arm/unwind-arm.h: Likewise.
22799 * config/avr/libgcc.S: Likewise.
22800 * config/bfin/crti.s: Likewise.
22801 * config/bfin/crtlibid.s: Likewise.
22802 * config/bfin/crtn.s: Likewise.
22803 * config/bfin/lib1funcs.asm: Likewise.
22804 * config/bfin/linux-unwind.h: Likewise.
22805 * config/cris/arit.c: Likewise.
22806 * config/cris/cris_abi_symbol.c: Likewise.
22807 * config/darwin-64.c: Likewise.
22808 * config/darwin-crt2.c: Likewise.
22809 * config/darwin-crt3.c: Likewise.
22810 * config/darwin.h: Likewise.
22811 * config/dbxelf.h: Likewise.
22812 * config/dfp-bit.c: Likewise.
22813 * config/dfp-bit.h: Likewise.
22814 * config/elfos.h: Likewise.
22815 * config/fixed-bit.c: Likewise.
22816 * config/fixed-bit.h: Likewise.
22817 * config/fp-bit.c: Likewise.
22818 * config/fp-bit.h: Likewise.
22819 * config/fr30/crti.asm: Likewise.
22820 * config/fr30/crtn.asm: Likewise.
22821 * config/fr30/lib1funcs.asm: Likewise.
22822 * config/freebsd-spec.h: Likewise.
22823 * config/frv/cmovd.c: Likewise.
22824 * config/frv/cmovh.c: Likewise.
22825 * config/frv/cmovw.c: Likewise.
22826 * config/frv/frvbegin.c: Likewise.
22827 * config/frv/frvend.c: Likewise.
22828 * config/frv/lib1funcs.asm: Likewise.
22829 * config/glibc-stdint.h: Likewise.
22830 * config/h8300/clzhi2.c: Likewise.
22831 * config/h8300/crti.asm: Likewise.
22832 * config/h8300/crtn.asm: Likewise.
22833 * config/h8300/ctzhi2.c: Likewise.
22834 * config/h8300/fixunssfsi.c: Likewise.
22835 * config/h8300/lib1funcs.asm: Likewise.
22836 * config/h8300/parityhi2.c: Likewise.
22837 * config/h8300/popcounthi2.c: Likewise.
22838 * config/i386/ammintrin.h: Likewise.
22839 * config/i386/att.h: Likewise.
22840 * config/i386/avxintrin.h: Likewise.
22841 * config/i386/biarch64.h: Likewise.
22842 * config/i386/bmmintrin.h: Likewise.
22843 * config/i386/cpuid.h: Likewise.
22844 * config/i386/cross-stdarg.h: Likewise.
22845 * config/i386/crtfastmath.c: Likewise.
22846 * config/i386/crtprec.c: Likewise.
22847 * config/i386/cygming-crtbegin.c: Likewise.
22848 * config/i386/cygming-crtend.c: Likewise.
22849 * config/i386/cygwin.asm: Likewise.
22850 * config/i386/emmintrin.h: Likewise.
22851 * config/i386/gmm_malloc.h: Likewise.
22852 * config/i386/gthr-win32.c: Likewise.
22853 * config/i386/i386.h: Likewise.
22854 * config/i386/immintrin.h: Likewise.
22855 * config/i386/linux-unwind.h: Likewise.
22856 * config/i386/linux64.h: Likewise.
22857 * config/i386/mm3dnow.h: Likewise.
22858 * config/i386/mmintrin-common.h: Likewise.
22859 * config/i386/mmintrin.h: Likewise.
22860 * config/i386/nmmintrin.h: Likewise.
22861 * config/i386/pmm_malloc.h: Likewise.
22862 * config/i386/pmmintrin.h: Likewise.
22863 * config/i386/smmintrin.h: Likewise.
22864 * config/i386/sol2-c1.asm: Likewise.
22865 * config/i386/sol2-ci.asm: Likewise.
22866 * config/i386/sol2-cn.asm: Likewise.
22867 * config/i386/sol2-gc1.asm: Likewise.
22868 * config/i386/tmmintrin.h: Likewise.
22869 * config/i386/unix.h: Likewise.
22870 * config/i386/w32-unwind.h: Likewise.
22871 * config/i386/wmmintrin.h: Likewise.
22872 * config/i386/x86-64.h: Likewise.
22873 * config/i386/x86intrin.h: Likewise.
22874 * config/i386/xmmintrin.h: Likewise.
22875 * config/ia64/crtbegin.asm: Likewise.
22876 * config/ia64/crtend.asm: Likewise.
22877 * config/ia64/crtfastmath.c: Likewise.
22878 * config/ia64/crti.asm: Likewise.
22879 * config/ia64/crtn.asm: Likewise.
22880 * config/ia64/fde-glibc.c: Likewise.
22881 * config/ia64/lib1funcs.asm: Likewise.
22882 * config/ia64/linux-unwind.h: Likewise.
22883 * config/ia64/quadlib.c: Likewise.
22884 * config/ia64/unwind-ia64.c: Likewise.
22885 * config/linux.h: Likewise.
22886 * config/m32c/m32c-lib1.S: Likewise.
22887 * config/m32c/m32c-lib2-trapv.c: Likewise.
22888 * config/m32c/m32c-lib2.c: Likewise.
22889 * config/m32r/initfini.c: Likewise.
22890 * config/m68hc11/larith.asm: Likewise.
22891 * config/m68hc11/m68hc11-crt0.S: Likewise.
22892 * config/m68k/cf.md: Likewise.
22893 * config/m68k/crti.s: Likewise.
22894 * config/m68k/crtn.s: Likewise.
22895 * config/m68k/lb1sf68.asm: Likewise.
22896 * config/m68k/linux-unwind.h: Likewise.
22897 * config/mcore/crti.asm: Likewise.
22898 * config/mcore/crtn.asm: Likewise.
22899 * config/mcore/lib1.asm: Likewise.
22900 * config/mips/linux-unwind.h: Likewise.
22901 * config/mips/loongson.h: Likewise.
22902 * config/mips/mips16.S: Likewise.
22903 * config/mmix/crti.asm: Likewise.
22904 * config/mmix/crtn.asm: Likewise.
22905 * config/pa/fptr.c: Likewise.
22906 * config/pa/hpux-unwind.h: Likewise.
22907 * config/pa/lib2funcs.asm: Likewise.
22908 * config/pa/linux-atomic.c: Likewise.
22909 * config/pa/linux-unwind.h: Likewise.
22910 * config/pa/milli64.S: Likewise.
22911 * config/pa/quadlib.c: Likewise.
22912 * config/pa/stublib.c: Likewise.
22913 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22914 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22915 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22916 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22917 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22918 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22919 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22920 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22921 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22922 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22923 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22924 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22925 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22926 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22927 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22928 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22929 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22930 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22931 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22932 * config/rs6000/750cl.h: Likewise.
22933 * config/rs6000/altivec.h: Likewise.
22934 * config/rs6000/biarch64.h: Likewise.
22935 * config/rs6000/crtresfpr.asm: Likewise.
22936 * config/rs6000/crtresgpr.asm: Likewise.
22937 * config/rs6000/crtresxfpr.asm: Likewise.
22938 * config/rs6000/crtresxgpr.asm: Likewise.
22939 * config/rs6000/crtsavfpr.asm: Likewise.
22940 * config/rs6000/crtsavgpr.asm: Likewise.
22941 * config/rs6000/darwin-asm.h: Likewise.
22942 * config/rs6000/darwin-fallback.c: Likewise.
22943 * config/rs6000/darwin-fpsave.asm: Likewise.
22944 * config/rs6000/darwin-ldouble.c: Likewise.
22945 * config/rs6000/darwin-tramp.asm: Likewise.
22946 * config/rs6000/darwin-unwind.h: Likewise.
22947 * config/rs6000/darwin-vecsave.asm: Likewise.
22948 * config/rs6000/darwin-world.asm: Likewise.
22949 * config/rs6000/e500crtres32gpr.asm: Likewise.
22950 * config/rs6000/e500crtres64gpr.asm: Likewise.
22951 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22952 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22953 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22954 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22955 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22956 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22957 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22958 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22959 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22960 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22961 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22962 * config/rs6000/eabi-ci.asm: Likewise.
22963 * config/rs6000/eabi-cn.asm: Likewise.
22964 * config/rs6000/eabi.asm: Likewise.
22965 * config/rs6000/linux-unwind.h: Likewise.
22966 * config/rs6000/linux64.h: Likewise.
22967 * config/rs6000/paired.h: Likewise.
22968 * config/rs6000/paired.md: Likewise.
22969 * config/rs6000/ppc64-fp.c: Likewise.
22970 * config/rs6000/ppu_intrinsics.h: Likewise.
22971 * config/rs6000/rs6000.h: Likewise.
22972 * config/rs6000/si2vmx.h: Likewise.
22973 * config/rs6000/sol-ci.asm: Likewise.
22974 * config/rs6000/sol-cn.asm: Likewise.
22975 * config/rs6000/spe.h: Likewise.
22976 * config/rs6000/spu2vmx.h: Likewise.
22977 * config/rs6000/sysv4.h: Likewise.
22978 * config/rs6000/tramp.asm: Likewise.
22979 * config/rs6000/vec_types.h: Likewise.
22980 * config/s390/linux-unwind.h: Likewise.
22981 * config/s390/tpf-unwind.h: Likewise.
22982 * config/score/crti.asm: Likewise.
22983 * config/score/crtn.asm: Likewise.
22984 * config/sh/crt1.asm: Likewise.
22985 * config/sh/crti.asm: Likewise.
22986 * config/sh/crtn.asm: Likewise.
22987 * config/sh/divtab-sh4-300.c: Likewise.
22988 * config/sh/divtab-sh4.c: Likewise.
22989 * config/sh/divtab.c: Likewise.
22990 * config/sh/lib1funcs-4-300.asm: Likewise.
22991 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22992 * config/sh/lib1funcs.asm: Likewise.
22993 * config/sh/lib1funcs.h: Likewise.
22994 * config/sh/linux-atomic.asm: Likewise.
22995 * config/sh/linux-unwind.h: Likewise.
22996 * config/sh/shmedia.h: Likewise.
22997 * config/sh/sshmedia.h: Likewise.
22998 * config/sh/ushmedia.h: Likewise.
22999 * config/sparc/crtfastmath.c: Likewise.
23000 * config/sparc/linux-unwind.h: Likewise.
23001 * config/sparc/sol2-c1.asm: Likewise.
23002 * config/sparc/sol2-ci.asm: Likewise.
23003 * config/sparc/sol2-cn.asm: Likewise.
23004 * config/spu/divmodti4.c: Likewise.
23005 * config/spu/divv2df3.c: Likewise.
23006 * config/spu/float_disf.c: Likewise.
23007 * config/spu/float_unsdidf.c: Likewise.
23008 * config/spu/float_unsdisf.c: Likewise.
23009 * config/spu/float_unssidf.c: Likewise.
23010 * config/spu/mfc_multi_tag_release.c: Likewise.
23011 * config/spu/mfc_multi_tag_reserve.c: Likewise.
23012 * config/spu/mfc_tag_release.c: Likewise.
23013 * config/spu/mfc_tag_reserve.c: Likewise.
23014 * config/spu/mfc_tag_table.c: Likewise.
23015 * config/spu/multi3.c: Likewise.
23016 * config/spu/spu_internals.h: Likewise.
23017 * config/spu/spu_intrinsics.h: Likewise.
23018 * config/spu/spu_mfcio.h: Likewise.
23019 * config/spu/vec_types.h: Likewise.
23020 * config/spu/vmx2spu.h: Likewise.
23021 * config/stormy16/stormy16-lib2.c: Likewise.
23022 * config/svr4.h: Likewise.
23023 * config/sync.c: Likewise.
23024 * config/v850/lib1funcs.asm: Likewise.
23025 * config/vxlib-tls.c: Likewise.
23026 * config/vxlib.c: Likewise.
23027 * config/vxworks-dummy.h: Likewise.
23028 * config/xtensa/crti.asm: Likewise.
23029 * config/xtensa/crtn.asm: Likewise.
23030 * config/xtensa/ieee754-df.S: Likewise.
23031 * config/xtensa/ieee754-sf.S: Likewise.
23032 * config/xtensa/lib1funcs.asm: Likewise.
23033 * config/xtensa/lib2funcs.S: Likewise.
23034 * config/xtensa/linux-unwind.h: Likewise.
23035 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
23036 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
23037 * coretypes.h: Likewise.
23038 * crtstuff.c: Likewise.
23039 * defaults.h: Likewise.
23040 * dwarf2.h: Likewise.
23041 * emutls.c: Likewise.
23042 * gbl-ctors.h: Likewise.
23043 * gcov-io.h: Likewise.
23044 * ginclude/float.h: Likewise.
23045 * ginclude/iso646.h: Likewise.
23046 * ginclude/stdarg.h: Likewise.
23047 * ginclude/stdbool.h: Likewise.
23048 * ginclude/stddef.h: Likewise.
23049 * ginclude/stdfix.h: Likewise.
23050 * ginclude/stdint-gcc.h: Likewise.
23051 * ginclude/tgmath.h: Likewise.
23052 * gthr-aix.h: Likewise.
23053 * gthr-dce.h: Likewise.
23054 * gthr-gnat.c: Likewise.
23055 * gthr-gnat.h: Likewise.
23056 * gthr-lynx.h: Likewise.
23057 * gthr-mipssde.h: Likewise.
23058 * gthr-nks.h: Likewise.
23059 * gthr-posix.c: Likewise.
23060 * gthr-posix.h: Likewise.
23061 * gthr-posix95.h: Likewise.
23062 * gthr-rtems.h: Likewise.
23063 * gthr-single.h: Likewise.
23064 * gthr-solaris.h: Likewise.
23065 * gthr-tpf.h: Likewise.
23066 * gthr-vxworks.h: Likewise.
23067 * gthr-win32.h: Likewise.
23068 * gthr.h: Likewise.
23069 * libgcc2.c: Likewise.
23070 * libgcc2.h: Likewise.
23071 * libgcov.c: Likewise.
23072 * tsystem.h: Likewise.
23073 * typeclass.h: Likewise.
23074 * unwind-c.c: Likewise.
23075 * unwind-compat.h: Likewise.
23076 * unwind-dw2-fde-compat.c: Likewise.
23077 * unwind-dw2-fde-darwin.c: Likewise.
23078 * unwind-dw2-fde-glibc.c: Likewise.
23079 * unwind-dw2-fde.c: Likewise.
23080 * unwind-dw2-fde.h: Likewise.
23081 * unwind-dw2.c: Likewise.
23082 * unwind-dw2.h: Likewise.
23083 * unwind-generic.h: Likewise.
23084 * unwind-pe.h: Likewise.
23085 * unwind-sjlj.c: Likewise.
23086 * unwind.inc: Likewise.
23087 * config/arm/neon-gen.ml: Change generated copyright header to
23088 refer to version 3 of the GNU General Public License with
23089 version 3.1 of the GCC Runtime Library Exception and to point
23090 readers at the COPYING3 and COPYING3.RUNTIME files and the
23091 FSF's license web page.
23092 * config/arm/arm_neon.h: Regenerate.
23094 2009-04-09 Jakub Jelinek <jakub@redhat.com>
23096 * config/cris/cris.md: Change copyright header to refer to version
23097 3 of the GNU General Public License.
23098 * doc/install.texi2html: Change copyright header to refer to version
23099 3 of the GNU General Public License and to point readers at the
23100 COPYING3 file and the FSF's license web page.
23101 * config/vax/linux.h: Likewise.
23103 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
23105 * config/i386/i386.md (cmpcc): New.
23106 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
23107 (sync_compare_and_swap_cc*): Delete.
23109 * config/s390/s390.c (s390_compare_emitted): Remove.
23110 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
23111 s390_compare_emitted used to be handled. Assert that modes match.
23112 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
23113 refer to sync_compare_and_swap_ccsi.
23114 * config/s390/s390.h (s390_compare_emitted): Remove.
23115 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
23116 instead of s390_compare_emitted.
23117 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
23118 instead of s390_compare_emitted.
23119 * config/s390/s390.md (cmpcc): New.
23120 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
23121 CC_REGNUM, do not pretend it's set.
23122 (sync_compare_and_swap_cc*): Delete.
23123 * config/s390/predicates.md (cc_reg_operand): New.
23125 * expr.c (sync_compare_and_swap_cc): Delete.
23126 * optabs.h (sync_compare_and_swap_cc): Delete.
23127 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
23128 is being used with can_compare_p.
23129 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
23130 (find_cc_set): New.
23131 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
23132 look for a MODE_CC set instead. Use emit_store_flag.
23133 (expand_compare_and_swap_loop): Likewise, with some additional
23134 complication to avoid a force_reg when useless. Use
23135 emit_cmp_and_jump_insns.
23136 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
23137 * doc/md.texi (sync_compare_and_swap_cc): Merge with
23138 sync_compare_and_swap documentation.
23140 2009-04-09 Jan Hubicka <jh@suse.cz>
23142 * except.c (find_prev_try): Break out from ....
23143 (duplicate_eh_regions): ... here; properly update prev_try pointers
23144 when duplication part of tree.
23145 (dump_eh_tree): Improve dumping.
23146 (verify_eh_region): New.
23147 (verify_eh_tree): Use it.
23149 2009-04-06 Richard Guenther <rguenther@suse.de>
23151 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
23152 &ARRAY addresses by adjusting their types and prepending
23154 * tree-cfg.c (verify_gimple_assign_single): Verify that
23155 addresses are correct.
23157 2009-04-09 Richard Guenther <rguenther@suse.de>
23159 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
23160 indices into an array reference if possible.
23161 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23162 Fold POINTER_PLUS_EXPR statements with invariant address.
23164 2009-04-09 Alan Modra <amodra@bigpond.net.au>
23167 * config.gcc (powerpc64-*-linux*): Always build biarch.
23169 2009-04-09 Joseph Myers <joseph@codesourcery.com>
23172 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
23173 it and pedwarn if this results in an INTEGER_CST.
23175 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23177 * doc/install.texi: Update minimum GMP version. Remove obsolete
23178 text in MPFR section.
23180 2009-04-08 Jakub Jelinek <jakub@redhat.com>
23182 * dwarf2out.c (class_scope_p): New static inline.
23183 (class_or_namespace_scope_p): Use it.
23184 (gen_variable_die): Use DW_TAG_member tag for static data member
23185 declarations instead of DW_TAG_variable.
23187 PR middle-end/39573
23188 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
23191 2009-04-08 Richard Guenther <rguenther@suse.de>
23193 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
23194 valueize random data.
23196 2009-04-08 David Edelsohn <edelsohn@gnu.org>
23198 * config.gcc (aix tm_file): Add aix-stdint.h.
23199 (aix tm clause use_gcc_stdint): Set to wrap.
23200 * config/rs6000/aix-stdint.h: New file.
23202 2009-04-08 Richard Guenther <rguenther@suse.de>
23204 PR middle-end/36291
23205 * tree-dfa.c (add_referenced_var): Do not recurse into
23206 global initializers.
23207 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
23209 (fold_const_aggregate_ref): Likewise.
23211 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23213 * recog.c (ordered_comparison_operator): New.
23214 * gensupport.c (std_preds): Add it.
23215 * doc/md.texi (Machine-Independent Predicates): Document it.
23217 2009-04-08 Jan Hubicka <jh@suse.cz>
23219 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
23220 * function.h (rtl_eh): Remove exception_handler_label_map.
23221 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
23222 remove_exception_handler_label, for_each_eh_label_1): Remove.
23223 (rtl_remove_unreachable_regions): Remove.
23224 (convert_from_eh_region_ranges): Do not remove unreachable regions.
23225 (find_exception_handler_labels): Don't build the hashtable.
23226 (maybe_remove_eh_handler): Remove.
23227 (for_each_eh_label): Rewrite to walk the tree.
23228 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
23229 * except.h (maybe_remove_eh_handler): Remove.
23230 * passes.c (init_optimization_passes): Schedule second EH cleanup
23232 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
23233 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
23235 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23237 * genoutput.c (validate_optab_operands): New.
23238 (gen_insn, gen_expand): Call it.
23240 * genflags.c (gen_insn): Detect misused iterators.
23241 (main): Pass line_no to gen_insn, exit with status 1 on error.
23243 * genextract.c (line_no): Make global.
23244 (VEC_safe_set_locstr): Change assertion to error message.
23245 (main): Exit with status 1 on error.
23247 2009-04-08 Joseph Myers <joseph@codesourcery.com>
23251 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23252 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23253 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
23254 * c-convert.c (convert): Do not call fold on results of conversion
23255 functions when the result is a C_MAYBE_CONST_EXPR.
23256 * c-parser.c (c_parser_postfix_expression): Do not fold condition
23257 of __builtin_choose_expr.
23258 * c-typeck.c (remove_c_maybe_const_expr): New.
23259 (build_unary_op, build_conditional_expr, build_compound_expr,
23260 build_binary_op, c_objc_common_truthvalue_conversion): Call
23261 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
23264 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
23266 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
23267 CODE to produce a new one. Add a prototype to use fold_convert_const
23269 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
23272 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
23273 mix declarations and code.
23275 2009-04-08 Ben Elliston <bje@au.ibm.com>
23277 * gcc.c: Replace `CC' with `GCC' throughout.
23279 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
23281 * doc/invoke.texi: Document Atom support.
23283 2009-04-07 Jason Merrill <jason@redhat.com>
23286 * c-common.h, c-common.c: Add flag_pretty_templates.
23287 * c-opts.c (c_common_handle_option): Set it.
23288 * c.opt: Add -fno-pretty-templates.
23289 * doc/invoke.texi (C++ Dialect Options): Likewise.
23291 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
23293 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
23294 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
23295 (ia64_expand_builtin): Likewise.
23297 2009-04-07 Martin Jambor <mjambor@suse.cz>
23299 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23300 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23301 ADDR_EXPRS are include too.
23303 2009-04-07 Richard Guenther <rguenther@suse.de>
23305 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23306 decls are only used if passes as parameters or if they are
23307 local statics and the call is not to a builtin.
23308 (call_may_clobber_ref_p_1): Likewise.
23310 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23312 * expr.c (do_store_flag): Remove last argument. Simplify code
23313 to avoid duplication of tests already done by can_compare_p.
23314 (expand_expr_real_1): Adjust caller.
23316 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23318 * optabs.c (can_compare_p): Test the predicate of a
23319 cbranch and cstore pattern.
23321 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23323 * expr.c (convert_move): Use emit_store_flag instead of
23326 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23328 * config/i386/i386.c (ix86_compare_emitted): Remove.
23329 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23330 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23331 * config/i386/i386.h (ix86_compare_emitted): Remove.
23332 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23333 instead of ix86_compare_emitted.
23334 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23336 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23338 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23339 Add t-sysroot-suffix to tmake_file.
23340 * config/print-sysroot-suffix.sh: New file.
23341 * config/t-sysroot-suffix: New file.
23343 2009-04-07 Ben Elliston <bje@au.ibm.com>
23345 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23346 as the latter produces a warning when the target does not support
23349 2009-04-07 Ben Elliston <bje@au.ibm.com>
23351 * dfp.c: Replace type punning assignments with memcpy throughout.
23352 * Makefile.in (dfp.o-warn): Remove.
23354 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23357 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23358 Include soft-fp/t-softfp after rs6000/t-linux64.
23360 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23362 * stor-layout.c (set_sizetype): Use the full precision of their
23363 machine mode for bitsize types.
23365 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23367 * config/i386/i386.md: Revert 2 accidental checkins.
23369 2009-04-06 Joey Ye <joey.ye@intel.com>
23370 Xuepeng Guo <xuepeng.guo@intel.com>
23371 H.J. Lu <hongjiu.lu@intel.com>
23373 Atom pipeline model, tuning and insn selection.
23374 * config.gcc (atom): Add atom config options and target.
23376 * config/i386/atom.md: New.
23378 * config/i386/i386.c (atom_cost): New cost.
23379 (m_ATOM): New macro flag.
23380 (initial_ix86_tune_features): Set m_ATOM.
23381 (x86_accumulate_outgoing_args): Likewise.
23382 (x86_arch_always_fancy_math_387): Likewise.
23383 (processor_target): Add Atom cost.
23384 (cpu_names): Add Atom cpu name.
23385 (override_options): Set Atom ISA.
23386 (ix86_issue_rate): New case PROCESSOR_ATOM.
23387 (ix86_adjust_cost): Likewise.
23389 * config/i386/i386.h (TARGET_ATOM): New target macro.
23390 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23391 (TARGET_OPT_AGU): New target option.
23392 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23393 (processor_type): Add PROCESSOR_ATOM.
23395 * config/i386/i386.md (cpu): Add new value "atom".
23396 (use_carry, movu): New attr.
23397 (atom.md): Include atom.md.
23398 (adddi3_carry_rex64): Set attr "use_carry".
23399 (addqi3_carry): Likewise.
23400 (addhi3_carry): Likewise.
23401 (addsi3_carry): Likewise.
23402 (*addsi3_carry_zext): Likewise.
23403 (subdi3_carry_rex64): Likewise.
23404 (subqi3_carry): Likewise.
23405 (subhi3_carry): Likewise.
23406 (subsi3_carry): Likewise.
23407 (x86_movdicc_0_m1_rex64): Likewise.
23408 (*x86_movdicc_0_m1_se): Likewise.
23409 (x86_movsicc_0_m1): Likewise.
23410 (*x86_movsicc_0_m1_se): Likewise.
23411 (*adddi_1_rex64): Emit add insn as much as possible.
23412 (*addsi_1): Likewise.
23413 (return_internal): Set atom_unit.
23414 (return_internal_long): Likewise.
23415 (return_pop_internal): Likewise.
23416 (*rcpsf2_sse): Set atom_sse_attr attr.
23417 (*qrt<mode>2_sse): Likewise.
23418 (*prefetch_sse): Likewise.
23420 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23422 (ix86_target_macros_internal): Likewise.
23424 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23425 (*prefetch_sse_rex): Likewise.
23426 (sse_rcpv4sf2): Likewise.
23427 (sse_vmrcpv4sf2): Likewise.
23428 (sse_sqrtv4sf2): Likewise.
23429 (<sse>_vmsqrt<mode>2): Likewise.
23430 (sse_ldmxcsr): Likewise.
23431 (sse_stmxcsr): Likewise.
23432 (*sse_sfence): Likewise.
23433 (sse2_clflush): Likewise.
23434 (*sse2_mfence): Likewise.
23435 (*sse2_lfence): Likewise.
23436 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23437 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23438 (avx_movdqu<avxmodesuffix>): Likewise.
23439 (avx_lddqu<avxmodesuffix>): Likewise.
23440 (sse2_movntv2di): Change attr "type" to "ssemov".
23441 (sse2_movntsi): Likewise.
23442 (rsqrtv8sf2): Change attr "type" to "sseadd".
23443 (sse3_addsubv2df3): Set attr "atom_unit".
23444 (sse3_h<plusminus_insn>v4sf3): Likewise.
23445 (*sse2_pmaddwd): Likewise.
23446 (*vec_extractv2di_1_rex64): Likewise.
23447 (*vec_extractv2di_1_avx): Likewise.
23448 (sse2_psadbw): Likewise.
23449 (ssse3_phaddwv8hi3): Likewise.
23450 (ssse3_phaddwv4hi3): Likewise.
23451 (ssse3_phadddv4si3): Likewise.
23452 (ssse3_phadddv2si3): Likewise.
23453 (ssse3_phaddswv8hi3): Likewise.
23454 (ssse3_phaddswv4hi3): Likewise.
23455 (ssse3_phsubwv8hi3): Likewise.
23456 (ssse3_phsubwv4hi3): Likewise.
23457 (ssse3_phsubdv4si3): Likewise.
23458 (ssse3_phsubdv2si3): Likewise.
23459 (ssse3_phsubswv8hi3): Likewise.
23460 (ssse3_phsubswv4hi3): Likewise.
23461 (ssse3_pmaddubsw128): Likewise.
23462 (sse3_pmaddubsw: Likewise.
23463 (ssse3_palignrti): Likewise.
23464 (ssse3_palignrdi): Likewise.
23466 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23468 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23470 2009-04-06 Richard Guenther <rguenther@suse.de>
23472 PR tree-optimization/28868
23473 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23474 of which PHI results we inserted.
23475 (insert_into_preds_of_block): Record inserted PHIs.
23476 (eliminate): Eliminate redundant PHI nodes.
23477 (init_pre): Init inserted_phi_names.
23479 2009-04-06 Richard Guenther <rguenther@suse.de>
23481 PR tree-optimization/39643
23482 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23483 IMAGPART_EXPRs of complex constants.
23484 (execute_fold_all_builtins): If we folded a call queue
23485 TODO_update_address_taken.
23487 2009-04-06 Jan Hubicka <jh@suse.cz>
23489 PR middle-end/39659
23490 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23493 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23495 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23497 (ic_invalidate_array): Likewise.
23499 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23501 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23502 alignment for library calls.
23504 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23506 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23507 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23508 * config/i386/mingw-stdint.h: New file.
23510 2009-04-05 Richard Guenther <rguenther@suse.de>
23512 PR tree-optimization/39648
23513 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23514 our &A vs. &A[0] IL deficiencies.
23516 2009-04-04 Jan Hubicka <jh@suse.cz>
23518 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23519 removed toplevel regions.
23520 (sjlj_mark_call_sites): Likewise.
23522 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23524 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23525 (cygwin tm clause use_gcc_stdint): Set to wrap.
23526 * config/i386/cygwin-stdint.h: New file.
23528 2009-04-04 Richard Guenther <rguenther@suse.de>
23530 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23531 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23532 single-argument PHIs if we are in loop-closed SSA form.
23533 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23534 for the pre-condition.
23535 (slpeel_tree_peel_loop_to_edge): Likewise.
23536 (vect_build_loop_niters): Take an optional sequence to append stmts.
23537 (vect_generate_tmps_on_preheader): Likewise.
23538 (vect_do_peeling_for_loop_bound): Take extra guards for the
23540 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23541 the cost model check.
23542 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23543 guards if we are going to peel. Do not apply versioning in that case.
23544 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23545 (vect_do_peeling_for_loop_bound): Likewise.
23546 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23547 loop bound only record extra pre-conditions, do not apply loop
23550 2009-04-04 Richard Guenther <rguenther@suse.de>
23552 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23555 2009-04-04 Jan Hubicka <jh@suse.cz>
23557 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23558 last_basic_block for size of bb->index indexed array.
23559 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23560 compute_out, link_btr_uses, build_btr_def_use_webs,
23561 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23563 2009-04-04 Jan Hubicka <jh@suse.cz>
23565 * except.c (remove_eh_handler_and_replace): Break out from ...
23566 (remove_eh_handler): ... here.
23567 (bring_to_root): New function.
23568 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23569 handled ones, bring others to root of tree.
23571 2009-04-04 Jan Hubicka <jh@suse.cz>
23573 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23574 (all_phis_safe_to_merge): New function.
23575 (update_info): New structure.
23576 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23577 (cleanup_empty_eh): Update SSA if possible.
23579 2009-04-04 Richard Guenther <rguenther@suse.de>
23581 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23582 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23583 (append_vuse): Likewise.
23585 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23587 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23588 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23589 instead of REG_UNSAVED for DW_CFA_undefined.
23590 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23591 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23594 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23597 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23599 2009-04-04 Richard Guenther <rguenther@suse.de>
23601 PR tree-optimization/8781
23602 PR tree-optimization/37892
23603 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23604 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23605 (valueize_refs): Call it for *& valueizations.
23606 (shared_reference_ops_from_ref): Rename to ...
23607 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23608 (shared_reference_ops_from_call): Rename to ...
23609 (valueize_shared_reference_ops_from_call): ... this and valueize.
23610 (vn_reference_lookup): Update.
23611 (visit_reference_op_call): Likewise.
23612 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23613 (eliminate): Value-replace the call address in call statements.
23615 2009-04-04 Richard Guenther <rguenther@suse.de>
23617 PR tree-optimization/39636
23618 * tree-ssa-forwprop.c
23619 (forward_propagate_addr_into_variable_array_index): Check for
23620 GIMPLE_ASSIGN before accessing the rhs code.
23622 2009-04-03 Jason Merrill <jason@redhat.com>
23624 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23626 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23628 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23629 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23630 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23631 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23632 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23633 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23634 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23635 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23636 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23637 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23638 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23639 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23640 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23641 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23642 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23643 Use fr_reg_or_fp01_operand instead of fr_register_operand
23645 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23646 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23647 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23649 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23651 PR rtl-optimization/39607
23652 PR rtl-optimization/39631
23656 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23657 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23658 instead of DF_LR_OUT.
23659 * ira-lives.c (process_bb_node_lives): Ditto.
23660 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23661 instead of DF_LR_{OUT,IN}.
23662 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23663 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23665 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23667 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23668 (execute_lower_omp): Always run but take the short way out if -fopenmp
23670 (gate_lower_omp): Remove, forcing the pass manager to always run the
23671 pass and always set PROP_gimple_lomp.
23672 (pass_lower_omp): Remove gate function.
23673 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23674 PROP_trees. Instead, require it.
23675 * ipa-cp.c (pass_ipa_cp): Likewise.
23676 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23677 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23678 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23679 and PROP_gimple_leh.
23681 2009-04-03 Richard Guenther <rguenther@suse.de>
23683 PR middle-end/13146
23684 PR tree-optimization/23940
23685 PR tree-optimization/33237
23686 PR middle-end/33974
23687 PR middle-end/34093
23688 PR tree-optimization/36201
23689 PR tree-optimization/36230
23690 PR tree-optimization/38049
23691 PR tree-optimization/38207
23692 PR tree-optimization/38230
23693 PR tree-optimization/38301
23694 PR tree-optimization/38585
23695 PR middle-end/38895
23696 PR tree-optimization/38985
23697 PR tree-optimization/39299
23698 * tree-ssa-structalias.h: Remove.
23699 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23700 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23701 (struct vuse_element_d): Remove.
23702 (struct vuse_vec_d): Likewise.
23703 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23704 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23705 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23706 VUSE_ELEMENT_VAR): Likewise.
23707 (struct voptype_d): Likewise.
23708 (NUM_VOP_FREE_BUCKETS): Likewise.
23709 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23710 (struct stmt_operands_d): Remove.
23711 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23712 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23713 VDEF_NUM, VDEF_VECT): Likewise.
23714 (copy_virtual_operands): Remove.
23715 (operand_build_cmp): Likewise.
23716 (create_ssa_artificial_load_stmt): Likewise.
23717 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23718 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23719 vuse_index and mayuse_index members. Pack and move done and iter_type
23720 members to the front.
23721 (SSA_OP_VMAYUSE): Remove.
23722 (SSA_OP_VIRTUAL_USES): Adjust.
23723 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23724 (unlink_stmt_vdef): Declare.
23725 (add_to_addressable_set): Remove.
23726 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23727 (vrp_visit_stmt): Likewise.
23728 * doc/tree-ssa.texi (Alias analysis): Update.
23729 * doc/invoke.texi (max-aliased-vops): Remove docs.
23730 (avg-aliased-vops): Likewise.
23731 * tree-into-ssa.c (syms_to_rename): Remove.
23732 (need_to_update_vops_p): Likewise.
23733 (need_to_initialize_update_ssa_p): Rename to ...
23734 (update_ssa_initialized_fn): ... this. Track function we are
23736 (symbol_marked_for_renaming): Simplify.
23737 (add_new_name_mapping): Do not set need_to_update_vops_p.
23738 (dump_currdefs): Use SYMS_TO_RENAME.
23739 (rewrite_update_stmt): Always walk all uses/defs.
23740 (dump_update_ssa): Adjust.
23741 (init_update_ssa): Take function argument. Track what we are
23743 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23744 (create_new_def_for): Initialize for cfun, assert we are initialized
23746 (mark_sym_for_renaming): Simplify.
23747 (mark_set_for_renaming): Do not initialize update-ssa.
23748 (need_ssa_update_p): Simplify. Take function argument.
23749 (name_mappings_registered_p): Assert we ask for the correct function.
23750 (name_registered_for_update_p): Likewise.
23751 (ssa_names_to_replace): Likewise.
23752 (release_ssa_name_after_update_ssa): Likewise.
23753 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23754 (dump_decl_set): Do not print a newline.
23755 (debug_decl_set): Do it here.
23756 (dump_update_ssa): And here.
23757 * tree-ssa-loop-im.c (move_computations): Adjust.
23758 (movement_possibility): Likewise.
23759 (determine_max_movement): Likewise.
23760 (gather_mem_refs_stmt): Likewise.
23761 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23762 or NAME_MEMORY_TAG.
23763 * tree-complex.c (update_all_vops): Remove.
23764 (expand_complex_move): Adjust.
23765 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23766 Simplify test for memory referencing statement. Exclude
23767 non-invariant ADDR_EXPRs.
23768 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23769 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23770 (rdg_flag_uses): Likewise.
23771 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23773 (tree_optimize_tail_calls_1): Also split the
23774 edge from the entry block if we have degenerate PHI nodes in
23775 the first basic block.
23776 * tree.c (init_ttree): Remove memory-tag related code.
23777 (tree_code_size): Likewise.
23778 (tree_node_structure): Likewise.
23779 (build7_stat): Re-write to be build6_stat.
23780 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23781 (SSA_VAR_P): Adjust.
23782 (struct tree_memory_tag): Remove.
23783 (struct tree_memory_partition_tag): Likewise.
23784 (union tree_node): Adjust.
23785 (build7): Re-write to be build6.
23786 * tree-pass.h (pass_reset_cc_flags): Remove.
23787 (TODO_update_address_taken): New flag.
23788 (pass_simple_dse): Remove.
23789 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23790 * params.h (MAX_ALIASED_VOPS): Remove.
23791 (AVG_ALIASED_VOPS): Likewise.
23792 * omp-low.c (expand_omp_taskreg): Update SSA form.
23793 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23794 aliases the lhs in a copy stmt.
23795 * tree-ssa-dse.c (struct address_walk_data): Remove.
23796 (memory_ssa_name_same): Likewise.
23797 (memory_address_same): Likewise.
23798 (get_kill_of_stmt_lhs): Likewise.
23799 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23800 unused stores. Look through PHI nodes into post-dominated regions.
23801 (dse_optimize_stmt): Simplify. Properly remove stores.
23802 (tree_ssa_dse): Compute dominators.
23803 (execute_simple_dse): Remove.
23804 (pass_simple_dse): Likewise.
23805 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23806 gimple_loaded_syms and gimple_stored_syms computation.
23807 * toplev.c (dump_memory_report): Dump alias and pta stats.
23808 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23809 (vn_reference_eq): Likewise.
23810 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23811 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23812 valueize_vuses): Remove.
23813 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23814 (get_def_ref_stmt_vuse): ... this.
23815 (vn_reference_lookup_2): New function.
23816 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23817 walking equivalent vuses. Simplify.
23818 (vn_reference_lookup): Likewise.
23819 (vn_reference_insert): Likewise.
23820 (vn_reference_insert_pieces): Likewise.
23821 (visit_reference_op_call): Simplify.
23822 (visit_reference_op_load): Likewise.
23823 (visit_reference_op_store): Likewise.
23824 (init_scc_vn): Remove shared_lookup_vuses initialization.
23825 (free_scc_vn): Remove shared_lookup_vuses freeing.
23826 (sort_vuses, sort_vuses_heap): Remove.
23827 (get_ref_from_reference_ops): Export.
23828 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23829 vector with single vuse pointer.
23830 (vn_reference_lookup_pieces, vn_reference_lookup,
23831 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23832 (shared_vuses_from_stmt): Remove.
23833 (get_ref_from_reference_ops): Declare.
23834 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23835 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23836 memory-tag related code.
23837 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23838 (likely_value): Add comment, skip static-chain of call statements.
23839 (surely_varying_stmt_p): Adjust.
23840 (gimplify_and_update_call_from_tree): Likewise.
23841 (execute_fold_all_builtins): Do not rebuild alias info.
23842 (gimplify_and_update_call_from_tree): Properly update VOPs.
23843 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23844 (copy_ref_info): Remove memory-tag related code.
23845 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23846 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23847 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23849 * tree-ssa-dom.c (gimple_p): Remove typedef.
23850 (eliminate_redundant_computations): Adjust.
23851 (record_equivalences_from_stmt): Likewise.
23852 (avail_expr_hash): Likewise.
23853 (avail_expr_eq): Likewise.
23854 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23855 (stmt_makes_single_load): Likewise.
23856 (stmt_makes_single_store): Likewise.
23857 * tree-ssa-alias.c: Rewrite completely.
23858 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23859 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23860 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23861 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23862 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23863 Remove public functions.
23864 (pass_reset_cc_flags): Remove.
23865 (pass_build_alias): Move ...
23866 * tree-ssa-structalias.c (pass_build_alias): ... here.
23867 * tree-ssa-alias.c (may_be_aliased): Move ...
23868 * tree-flow-inline.h (may_be_aliased): ... here.
23869 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23870 count_uses_and_derefs): Move ...
23871 * gimple.c: ... here.
23872 * gimple.h (count_uses_and_derefs): Declare.
23873 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23874 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23875 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23876 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23877 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23878 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23879 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23881 * tree-dfa.c (refs_may_alias_p): Move ...
23882 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23883 * tree-ssa-alias.h: New file.
23884 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23885 (statement_sink_location): Likewise.
23886 * opts.c (decode_options): Do not adjust max-aliased-vops or
23887 avg-aliased-vops values.
23888 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23889 (TV_CALL_CLOBBER): Likewise.
23890 (TV_FLOW_SENSITIVE): Likewise.
23891 (TV_FLOW_INSENSITIVE): Likewise.
23892 (TV_MEMORY_PARTITIONING): Likewise.
23893 (TV_ALIAS_STMT_WALK): New timevar.
23894 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23895 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23896 (get_address_description): Remove memory-tag related code.
23897 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23898 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23899 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23900 and immediate uses in statements. Document.
23901 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23902 (dump_symbols): Remove.
23903 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23904 * alias.c (get_deref_alias_set): New function split out from ...
23905 (get_alias_set): ... here.
23906 * alias.h (get_deref_alias_set): Declare.
23907 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23908 type parameter. Remove restrict pointer handling. Create a
23909 ref-all pointer in case type-based alias sets do not conflict.
23910 (vect_analyze_data_refs): Remove SMT related code.
23911 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23912 (vectorizable_load): Likewise.
23913 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23914 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23915 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23916 Ignore vops and SMTs.
23917 (dr_analyze_alias): Likewise..
23918 (free_data_ref): Likewise.
23919 (create_data_ref): Likewise.
23920 (analyze_all_data_dependences): Likewise.
23921 (get_references_in_stmt): Adjust.
23922 * tree-flow-inline.h (gimple_aliases_computed_p,
23923 gimple_addressable_vars, gimple_call_clobbered_vars,
23924 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23925 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23926 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23927 gimple_mem_ref_stats): Remove.
23928 (gimple_vop): New function.
23929 (op_iter_next_use): Remove vuses and mayuses cases.
23930 (op_iter_next_def): Remove vdefs case.
23931 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23932 (clear_and_done_ssa_iter): Do not set removed fields.
23933 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23934 Assert we are not iterating over vuses or vdefs if not also
23935 iterating over uses or defs.
23936 (op_iter_init_use): Likewise.
23937 (op_iter_init_def): Likewise.
23938 (op_iter_next_vdef): Remove.
23939 (op_iter_next_mustdef): Likewise.
23940 (op_iter_init_vdef): Likewise.
23941 (compare_ssa_operands_equal): Likewise.
23942 (link_use_stmts_after): Handle vuse operand.
23943 (is_call_used): Use is_call_clobbered.
23944 (is_call_clobbered): Global variables are always call clobbered,
23945 query the call-clobbers bitmap.
23946 (mark_call_clobbered): Ignore global variables.
23947 (clear_call_clobbered): Likewise.
23948 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23949 virtual operands sanity check.
23950 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23952 (TARGET_MEM_REF): Remove TMR_TAG operand.
23953 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23954 Remove call-clobber related code.
23955 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23956 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23957 partitions or escape reason.
23958 (get_single_def_stmt, get_single_def_stmt_from_phi,
23959 get_single_def_stmt_with_phi): Remove.
23960 (dump_referenced_vars): Tidy.
23961 (get_ref_base_and_extent): Allow bare decls.
23962 (collect_dfa_stats): Adjust.
23963 * graphite.c (rename_variables_in_stmt): Adjust.
23964 (graphite_copy_stmts_from_block): Likewise.
23965 (translate_clast): Likewise.
23966 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23968 (translate_vuse_through_block): Use the oracle.
23969 (phi_translate_1): Adjust.
23970 (value_dies_in_block_x): Use the oracle. Cache the outcome
23972 (valid_in_sets): Check if the VUSE for
23973 a REFERENCE is available.
23974 (eliminate): Do not remove stmts during elimination,
23975 instead queue and remove them afterwards.
23976 (do_pre): Do not rebuild alias info.
23977 (pass_pre): Run TODO_rebuild_alias before PRE.
23978 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23979 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23980 (mark_all_v_defs_stmt): Remove.
23981 (mark_all_v_defs_seq): Adjust.
23982 (sra_replace): Likewise.
23983 (scalarize_use): Likewise.
23984 (scalarize_copy): Likewise.
23985 (scalarize_init): Likewise.
23986 (scalarize_ldst): Likewise.
23987 (todoflags): Remove.
23988 (tree_sra): Do not rebuild alias info.
23989 (tree_sra_early): Adjust.
23990 (pass_sra): Run TODO_update_address_taken before SRA.
23991 * tree-predcom.c (set_alias_info): Remove.
23992 (prepare_initializers_chain): Do not call it.
23993 (mark_virtual_ops_for_renaming): Adjust.
23994 (mark_virtual_ops_for_renaming_list): Remove.
23995 (initialize_root_vars): Adjust.
23996 (initialize_root_vars_lm): Likewise.
23997 (prepare_initializers_chain): Likewise.
23998 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23999 (may_propagate_copy_into_stmt): Likewise.
24000 (merge_alias_info): Do nothing for now.
24001 (propagate_tree_value_into_stmt): Adjust.
24002 (stmt_may_generate_copy): Likewise.
24003 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
24004 not mark symbols for renaming.
24005 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
24006 with the same statement, make sure to update the new pointed-to one.
24007 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
24008 call statements, do not mark symbols for renaming.
24009 (mark_operand_necessary): Dump something.
24010 (ref_may_be_aliased): New function.
24011 (mark_aliased_reaching_defs_necessary_1): New helper function.
24012 (mark_aliased_reaching_defs_necessary): Likewise.
24013 (mark_all_reaching_defs_necessary_1): Likewise.
24014 (mark_all_reaching_defs_necessary): Likewise.
24015 (propagate_necessity): Do not process virtual PHIs. For
24016 non-aliased loads mark all reaching definitions as necessary.
24017 For aliased loads and stores mark the immediate dominating
24018 aliased clobbers as necessary.
24019 (visited): New global static.
24020 (perform_tree_ssa_dce): Free visited bitmap after propagating
24022 (remove_dead_phis): Perform simple dead virtual PHI removal.
24023 (remove_dead_stmt): Properly unlink virtual operands when
24025 (eliminate_unnecessary_stmts): Schedule PHI removal after
24027 * tree-ssa-ter.c (is_replaceable_p): Adjust.
24028 (process_replaceable): Likewise.
24029 (find_replaceable_in_bb): Likewise.
24030 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
24031 based on the single gimple vop.
24032 (verify_flow_insensitive_alias_info): Remove.
24033 (verify_flow_sensitive_alias_info): Likewise.
24034 (verify_call_clobbering): Likewise.
24035 (verify_memory_partitions): Likewise.
24036 (verify_alias_info): Likewise.
24037 (verify_ssa): Adjust..
24038 (execute_update_addresses_taken): Export. Update SSA
24039 manually. Optimize only when optimizing. Use a local bitmap.
24040 (pass_update_address_taken): Remove TODO_update_ssa, add
24042 (pass_update_address_taken): Just use TODO_update_address_taken.
24043 (init_tree_ssa): Do not initialize addressable_vars.
24044 (verify_ssa): Verify new VUSE / VDEF properties.
24045 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
24046 Do not call verify_alias_info.
24047 (delete_tree_ssa): Clear the VUSE, VDEF operands.
24048 Do not free the loaded and stored syms bitmaps. Reset the escaped
24049 and callused solutions. Do not free addressable_vars.
24050 Remove memory-tag related code.
24051 (warn_uninitialized_var): Aliases are always available.
24052 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
24053 * lambda-code.c (can_put_in_inner_loop): Adjust.
24054 (can_put_after_inner_loop): Likewise.
24055 (perfect_nestify): Likewise.
24056 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
24057 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
24058 (vectorizable_conversion): Do not mark symbols for renaming.
24059 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
24060 (expand_call_inline): Unlink the calls virtual operands before
24062 (tree_function_versioning): Do not call update_ssa if we are not
24063 updating clones. Simplify.
24064 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
24065 (propagate_with_phi): Likewise..
24066 * tree-outof-ssa.c (create_temp): Remove memory tag and call
24067 clobber code. Assert we are not aliased or global.
24068 * tree-flow.h: Include tree-ssa-alias.h
24069 (enum escape_type): Remove.
24070 (struct mem_sym_stats_d): Likewise.
24071 (struct mem_ref_stats_d): Likewise.
24072 (struct gimple_df): Add vop member. Remove global_var,
24073 call_clobbered_vars, call_used_vars, addressable_vars,
24074 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
24075 escaped and callused members.
24076 (struct ptr_info_def): Remove all members, add points-to solution
24078 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
24079 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
24080 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
24081 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
24082 (tree-ssa-alias.o): Likewise.
24083 (toplev.o): Add tree-ssa-alias.h
24084 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
24085 * gimple.c (gimple_set_bb): Fix off-by-one error.
24086 (is_gimple_reg): Do not handle memory tags.
24087 (gimple_copy): Also copy virtual operands.
24088 Delay updating the statement. Do not reset loaded and stored syms.
24089 (gimple_set_stored_syms): Remove.
24090 (gimple_set_loaded_syms): Likewise.
24091 (gimple_call_copy_skip_args): Copy the virtual operands
24092 and mark the new statement modified.
24093 * tree-ssa-structalias.c (may_alias_p): Remove.
24094 (set_uids_in_ptset): Take the alias set to prune with as
24095 parameter. Fold in the alias test of may_alias_p.
24096 (compute_points_to_sets): Compute whether a ptr is dereferenced
24097 in a local sbitmap.
24098 (process_constraint): Deal with &ANYTHING on the lhs, reject all
24099 other ADDRESSOF constraints on the lhs.
24100 (get_constraint_for_component_ref): Assert that we don't get
24101 ADDRESSOF constraints from the base of the reference.
24102 Properly generate UNKNOWN_OFFSET for DEREF if needed.
24103 (struct variable_info): Remove collapsed_to member.
24104 (get_varinfo_fc): Remove.
24105 (new_var_info): Do not set collapsed_to.
24106 (dump_constraint): Do not follow cycles.
24107 (dump_constraint_graph): Likewise.
24108 (build_pred_graph): Likewise.
24109 (build_succ_graph): Likewise.
24110 (rewrite_constraints): Likewise.
24111 (do_simple_structure_copy): Remove.
24112 (do_rhs_deref_structure_copy): Remove.
24113 (do_lhs_deref_structure_copy): Remove.
24114 (collapse_rest_of_var): Remove.
24115 (do_structure_copy): Re-implement.
24116 (pta_stats): New global variable.
24117 (dump_pta_stats): New function.
24118 (struct constraint_expr): Make offset signed.
24119 (UNKNOWN_OFFSET): Define special value.
24120 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
24121 (solution_set_expand): New helper function split out from ...
24122 (do_sd_constraint): ... here.
24123 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
24124 (do_ds_constraint): Likewise.
24125 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
24126 and CALLUSED = *CALLUSED.
24127 (set_union_with_increment): Make inc argument signed.
24128 (type_safe): Remove.
24129 (get_constraint_for_ptr_offset): Handle unknown and negative
24131 (first_vi_for_offset): Handle offsets before start. Bail
24132 out early for offsets beyond the variable extent.
24133 (first_or_preceding_vi_for_offset): New function.
24134 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
24135 Together with ESCAPED = *ESCAPED this properly computes reachability.
24136 (find_what_var_points_to): New function.
24137 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
24138 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
24139 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
24140 pt_solutions_intersect): New functions.
24141 (compute_call_used_vars): Remove.
24142 (compute_may_aliases): New main entry into PTA computation.
24143 * gimple.h (gimple_p): New typedef.
24144 (struct gimple_statement_base): Remove references_memory_p.
24145 (struct gimple_statement_with_memory_ops_base): Remove
24146 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
24148 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
24149 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
24150 gimple_set_references_memory): Remove.
24151 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
24152 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
24154 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
24155 (verify_expr): Allow RESULT_DECL.
24156 (gimple_duplicate_bb): Do not copy virtual operands.
24157 (gimple_duplicate_sese_region): Adjust.
24158 (gimple_duplicate_sese_tail): Likewise.
24159 (mark_virtual_ops_in_region): Remove.
24160 (move_sese_region_to_fn): Do not call it.
24161 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
24162 and pass_simple_dse.
24163 (execute_function_todo): Handle TODO_update_address_taken,
24164 call execute_update_addresses_taken for TODO_rebuild_alias.
24165 (execute_todo): Adjust.
24166 (execute_one_pass): Init dump files early.
24167 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
24169 (create_general_new_stmt): Clear vops.
24170 * tree-ssa-reassoc.c (get_rank): Adjust.
24171 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
24172 symbols for renaming.
24173 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
24174 (PARAM_AVG_ALIASED_VOPS): Likewise.
24175 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
24176 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
24177 * tree-ssa-operands.c: Simplify for new virtual operand representation.
24178 (operand_build_cmp, copy_virtual_operands,
24179 create_ssa_artificial_load_stmt, add_to_addressable_set,
24180 gimple_add_to_addresses_taken): Remove public functions.
24181 (unlink_stmt_vdef): New function.
24183 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24185 * config.gcc (powerpc-*-linux*): Merge variants.
24187 2009-04-02 Chao-ying Fu <fu@mips.com>
24188 James Grosbach <james.grosbach@microchip.com>
24190 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
24191 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
24193 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
24194 keep_interrupts_masked_p, use_debug_exception_return_p.
24195 (mips_attribute_table): Add interrupt, use_shadow_register_set,
24196 keep_interrupts_masked, use_debug_exception_return.
24197 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
24198 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
24200 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
24201 (mips_print_operand): Process COP0 registers to print $0 .. $31
24202 correctly for GAS to process.
24203 (mips_interrupt_extra_call_saved_reg_p): New function.
24204 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
24206 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
24207 (mips_compute_frame_info): Add supports for interrupt context that
24208 includes doubleword accumulators and COP0 registers.
24209 (mips_for_each_saved_acc): New function.
24210 (mips_for_each_saved_gpr_and_fpr): Change the function name from
24211 mips_for_each_saved_reg.
24212 (mips_save_reg): Save accumulators.
24213 (mips_kernel_reg_p): A new for_each_rtx callback.
24214 (mips_expand_prologue): Support interrupt handlers.
24215 (mips_restore_reg): Restore accumulators.
24216 (mips_expand_epilogue): Support interrupt handlers.
24217 (mips_can_use_return_insn): Return false for interrupt handlers.
24218 (mips_epilogue_uses): New function.
24219 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
24220 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
24221 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
24222 cop0_move): New instructions.
24223 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
24224 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
24226 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
24228 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
24229 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
24230 interrupt handlers, we use K0 as the temporary register.
24231 (EPILOGUE_USES): Change to a function call.
24232 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
24233 handlers, we use K0 as the temporary register.
24235 * doc/extend.texi (Function Attributes): Document interrupt,
24236 use_shadow_register_set, keep_interrupts_masked,
24237 use_debug_exception_return for MIPS attributes.
24239 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24241 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
24242 Remove a number of t-files from tmake_file.
24243 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
24244 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
24245 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
24246 target_prototype, not TARGET_PROTOTYPE.
24247 (LINK_OS_GNU_SPEC): Define.
24248 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
24249 and darwin-ldoubdle.c.
24251 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24254 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
24255 (cpp_options): Ditto.
24256 (default_compilers): Ditto.
24257 (display_help): Ditto.
24258 (process_command): Ditto.
24259 (do_spec_1): Ditto.
24260 (set_input): Use lbasename instead of duplicate code.
24261 (save_temps_prefix): New static for -save-temps=obj.
24262 (save_temps_length): Ditto.
24264 * doc/invoke.texi (-save-temps=obj): Document new variant to
24265 -save-temps switch.
24267 2009-04-02 Jeff Law <law@redhat.com>
24269 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
24272 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24274 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
24275 * configure: Regenerated.
24277 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24279 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
24280 share the argument list.
24282 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24286 2009-02-12 Diego Novillo <dnovillo@google.com>
24288 * varpool.c (debug_varpool): New.
24289 * cgraph.h (debug_varpool): Declare.
24291 2009-04-02 Jan Hubicka <jh@suse.cz>
24293 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
24296 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24298 * config/i386/i386.c (ix86_abi): Move initialization to ...
24299 (override_options): Here.
24301 2009-04-02 Christian Bruel <christian.bruel@st.com>
24303 * config/sh/sh.c (sh_dwarf_register_span): New function.
24304 (TARGET_DWARF_REGISTER_SPAN): Define.
24305 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24307 2009-04-02 Ira Rosen <irar@il.ibm.com>
24309 PR tree-optimization/39595
24310 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24311 interleaved loads group is not greater than the SLP group size.
24313 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24315 * builtins.c (is_builtin_name): New.
24316 (called_as_built_in): Use is_builtin_name.
24317 * tree.h (is_builtin_name): New.
24318 * varasm.c (incorporeal_function_p): Use is_builtin_name
24320 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24322 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24324 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24327 * c-decl.c (clone_underlying_type): Move this ...
24328 * c-common.c (set_underlying_type): ... here.
24329 Also, make sure the function properly sets TYPE_STUB_DECL() on
24330 the newly created typedef variant type.
24331 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24332 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24335 2009-04-02 Richard Guenther <rguenther@suse.de>
24337 PR tree-optimization/37221
24338 * tree-flow.h (degenerate_phi_result): Declare.
24339 * tree-ssa-dom.c (degenerate_phi_result): Export.
24340 * tree-scalar-evolution.c (analyze_initial_condition): If
24341 the initial condition is defined by a degenerate PHI node
24342 use the degenerate value.
24344 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24346 PR rtl-optimization/39588
24347 * combine.c (merge_outer_ops): Do not set the constant when this
24349 (simplify_shift_const_1): Do not modify it either in this case.
24351 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24353 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24354 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24356 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24359 * c-lex.c (interpret_float): Default (no suffix) is double.
24361 2009-04-1 Xinliang David Li <davidxl@google.com>
24363 * config/i386/i386.c (legitimate_constant_p): Recognize
24364 all one vector constant.
24366 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24368 * config/vax/vax.c: Add #includes to silence warnings.
24369 Change #include order to silence two warnings.
24371 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24373 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24374 (ASM_SPEC): Pass -k to the assembler for PIC code.
24376 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24378 * config.gcc: Add vax-*-linux* to the switch.
24379 * config/vax/linux.h: New file. (TARGET_VERSION,
24380 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24382 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24384 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24385 Use predicate macros instead of GET_CODE() == foo.
24386 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24387 ashlsi3, rotrsi3, <unnamed>): Likewise.
24389 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24391 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24392 jbbccihi, jbbccisi): Remova trailing whitespace.
24393 * config/vax/constraints.md: Likewise.
24394 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24395 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24396 * config/vax/predicates.md: Likewise.
24397 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24398 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24399 * config/vax/vax.h: Likewise.
24400 * config/vax/vax.md (nonlocal_goto): Likewise.
24402 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24404 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24405 (indirectable_address_p, adjacent_operands_p): Add spaces around
24407 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24409 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24411 * config/vax/vax.c (legitimate_constant_address_p,
24412 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24413 index_term_p, reg_plus_index_p, legitimate_address_p,
24414 vax_mode_dependent_address_p): Update comments to match functions
24415 modified by the recent int->bool conversion.
24417 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24419 * config/vax/builtins.md: Update copyright message.
24420 * config/vax/constraints.md: Likewise.
24421 * config/vax/netbsd-elf.h: Likewise.
24422 * config/vax/predicates.md: Likewise.
24423 * config/vax/vax-protos.h: Likewise.
24424 * config/vax/vax.c: Likewise.
24425 * config/vax/vax.h: Likewise.
24426 * config/vax/vax.md: Likewise.
24427 * config/vax/vax.opt: Likewise.
24429 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24431 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24432 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24433 * config/vax/constraints.md (B, R): Likewise.
24434 * config/vax/predicates.md (external_memory_operand,
24435 nonimmediate_addsub_di_operand): Likewise.
24436 * config/vax/vax.c (vax_output_int_add): Likewise.
24437 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24438 untyped_call): Likewise.
24440 2009-04-01 Matt Thomas <matt@3am-software.com>
24442 * config/vax/predicates.md: New file.
24443 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24444 external_const_operand, nonsymbolic_operand, external_memory_operand,
24445 indirect_memory_operand, indexed_memory_operand,
24446 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24447 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24449 * config/vax/constraints.md: New file.
24450 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24452 * config/vax/builtins.md: New file.
24453 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24454 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24456 * config/vax/vax.opt (mqmath): Add option.
24457 * config/vax/vax.md (isfx): Extend with DI.
24458 (VAXintQH, VAXintQHSD): Define.
24459 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24460 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24461 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24462 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24463 (movdi): Update constraints and use vax_output_int_move().
24464 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24465 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24466 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24467 nonlocal_goto): New.
24468 (mov<mode>): Extend accepted operand types.
24469 (subdi3_old): Rename from subdi3, change update constraints and use
24470 a new implementation.
24471 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24472 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24473 MOVE_RATIO, CLEAR_RATIO): Define.
24474 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24475 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24476 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24477 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24478 (split_quadword_operands): Make static and really allow variable
24480 (print_operand_address): Update for PIC generation.
24481 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24482 indexable_address_p, fixup_mathdi_operand,
24483 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24484 (vax_float_literal, legitimate_constant_p,
24485 indirectable_constant_address_p, index_term_p,
24486 reg_plus_index_p): Return bool instead of int.
24487 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24489 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24491 (vax_output_conditional_branch): Indent.
24492 (legitimate_constant_address_p, indirectable_constant_address_p,
24493 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24494 vax_mode_dependent_address_p): Return bool instead of int, update for
24496 * config/vax/vax-protos.h (legitimate_constant_address_p,
24497 legitimate_constant_p, legitimate_address_p,
24498 vax_mode_dependent_address_p): Change declaration to bool.
24499 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24500 vax_expand_addsub_di_operands, vax_output_int_subtract,
24501 vax_output_movmemsi): Declare.
24502 (split_quadword_operands, vax_float_literal): Delete declaration.
24503 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24504 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24505 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24506 ASM_OUTPUT_DWARF_PCREL): Define.
24507 (ASM_SPEC): Change definition to allow PIC generation.
24509 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24511 * doc/sourcebuild.texi: Update front-end requirements.
24513 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24516 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24517 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24518 (booldi3_internal3): Use boolean_or_operator instead of
24521 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24524 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24525 declarator whose size is not an integer constant expression but
24526 folds to an integer constant, then treat it as a constant
24529 2009-04-01 Richard Guenther <rguenther@suse.de>
24531 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24532 i * 4 + 2 to (i * 2 + 1) * 2.
24534 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24537 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24538 return if c_parser_asm_string_literal returned NULL.
24540 2009-04-01 Nick Clifton <nickc@redhat.com>
24542 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24544 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24545 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24546 other typedefs to avoid conflicts with libgcc2.c. Define labels
24547 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24549 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24550 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24553 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24555 * varasm.c (default_function_rodata_section): Declare DOT as
24558 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24559 Andrey Galkin <agalkin@hypercom.com>
24562 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24563 Make object_name unique for each process.
24565 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24568 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24569 addressable variables in the parallel that could go out of scope while
24570 running queued tasks.
24572 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24574 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24575 (CASE_VALUES_THRESHOLD): Redefine.
24576 * config/avr/avr.c (avr_override_options): Remove initialization of
24577 avr_case_values_threshold variable.
24578 (avr_case_values_threshold): Remove variable. Add new function.
24579 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24580 * config/avr/avr.opt (mno-tablejump): Remove option.
24581 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24583 2009-04-01 DJ Delorie <dj@redhat.com>
24585 * varasm.c (default_function_rodata_section): Don't assume
24586 anything about where the first '.' in the section name is.
24588 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24590 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24591 rs6000_emit_stack_tie.
24593 2009-03-31 Ian Lance Taylor <iant@google.com>
24595 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24596 gimple_code with GIMPLE_RESX, not RESX.
24598 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24600 * c-common.c (c_get_ident): New.
24601 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24603 2009-04-01 Ben Elliston <bje@au.ibm.com>
24605 * config/rs6000/sysv4.opt (msdata): Improve option description.
24607 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24609 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24610 (divdf3_internal_lat): Remove.
24611 (divxf3_internal_lat): Remove.
24612 (divxf3_internal_thr): Remove.
24613 (divxf): Use divxf3_internal.
24614 * config/ia64/div.md (divsf3_internal_lat): New.
24615 (divdf3_internal_lat): New.
24616 (divxf3_internal): New.
24618 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24621 * Makefile.in (USE_GCC_STDINT): Define.
24622 (stmp-int-hdrs): Install stdint.h if applicable.
24623 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24625 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24626 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24627 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24628 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24629 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24630 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24631 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24632 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24633 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24634 (c_common_nodes_and_builtins): Initialize
24635 underlying_wchar_type_node. Do not initialize
24636 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24637 nodes for new types.
24638 (c_stddef_cpp_builtins): Define macros for new types.
24639 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24641 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24642 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24643 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24644 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24645 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24646 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24647 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24648 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24649 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24650 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24651 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24652 int16_type_node, int32_type_node, int64_type_node,
24653 uint8_type_node, uint16_type_node, c_uint32_type_node,
24654 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24655 int_least32_type_node, int_least64_type_node,
24656 uint_least8_type_node, uint_least16_type_node,
24657 uint_least32_type_node, uint_least64_type_node,
24658 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24659 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24660 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24661 uintptr_type_node): Define.
24662 * c-cppbuiltin.c (builtin_define_constants,
24663 builtin_define_type_minmax): New.
24664 (builtin_define_stdint_macros): Define more macros.
24665 (c_cpp_builtins): Define more limit macros.
24666 (type_suffix): New.
24667 (builtin_define_type_max): Define in terms of
24668 builtin_define_type_minmax. Remove is_long parameter. All
24670 * config.gcc (use_gcc_stdint): Define.
24671 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24672 Add newlib-stdint.h for generic targets.
24673 * config/glibc-stdint.h, config/newlib-stdint.h,
24674 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24675 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24676 * config/score/score.h (UINTPTR_TYPE): Define.
24677 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24678 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24679 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24680 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24681 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24682 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24683 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24684 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24685 * config/spu/spu.h (STDINT_LONG32): Define.
24686 * configure.ac (use_gcc_stdint): Substitute.
24687 * configure: Regenerate.
24688 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24689 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24690 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24691 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24692 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24693 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24694 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24695 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24696 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24697 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24698 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24699 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24700 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24701 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24702 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24703 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24704 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24705 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24706 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24707 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24708 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24709 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24710 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24711 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24712 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24713 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24714 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24715 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24716 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24718 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24720 * loop-iv.c (suitable_set_for_replacement): Renamed from
24721 simplify_using_assignment; changed to return bool and to accept new
24722 args DEST and SRC. Return true iff we find a source/destination pair
24723 that can be used to make a replacement, and fill SRC and DEST if so.
24724 Remove arg ALTERED. Don't deal with altered regs here. All callers
24726 (simplify_using_initial_values): Deal with altered regs here and track
24727 more precisely the effect they have on the validity of our expression.
24729 * loop-iv.c (simplify_using_condition): A condition of the form
24730 (EQ REG CONST) can be used to simply make a substitution.
24731 (simplify_using_initial_values): Keep track of conditions we have seen
24732 and keep using them to simplify new expressions, while applying the
24733 same substitutions to them as to the expression.
24735 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24736 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24739 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24740 changed. Use this when trying to improve the upper bound.
24741 Generate the comparison by using simplify_gen_relational.
24743 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24745 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24747 (simplify_using_assignment, simplify_using_initial_values): Call
24748 replace_in_expr to make replacements. Call replace_single_def_regs
24749 once on the initial version of the expression.
24751 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24754 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24756 2009-03-31 Richard Guenther <rguenther@suse.de>
24758 PR middle-end/31029
24759 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24760 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24762 2009-03-31 Richard Guenther <rguenther@suse.de>
24764 * tree.h (div_if_zero_remainder): Declare.
24765 * fold-const.c (div_if_zero_remainder): Export.
24766 * tree-ssa-forwprop.c
24767 (forward_propagate_addr_into_variable_array_index): Handle
24768 constant array index addition outside of the variable index.
24770 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24773 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24774 define_splits, floatunssi<mode>2): Require x87 conversions from
24775 DImode to be permitted.
24777 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24779 PR preprocessor/15638
24780 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24782 2009-03-31 Richard Guenther <rguenther@suse.de>
24784 PR middle-end/23401
24785 PR middle-end/27810
24786 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24787 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24788 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24789 a separate statement.
24790 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24791 (lookup_tmp_var): Likewise.
24792 (is_gimple_formal_tmp_or_call_rhs): Remove.
24793 (is_gimple_reg_or_call_rhs): Rename to ...
24794 (is_gimple_reg_rhs_or_call): ... this.
24795 (is_gimple_mem_or_call_rhs): Rename to ...
24796 (is_gimple_mem_rhs_or_call): ... this.
24797 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24798 DECL_GIMPLE_REG_P only if is_formal is true.
24799 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24800 for non-proper post-modify expression gimplification.
24801 (gimplify_self_mod_expr): For post-modify expressions gimplify
24802 the lvalue to a minimal lvalue.
24803 (rhs_predicate_for): Remove formal temp case.
24804 (gimplify_modify_expr_rhs): Likewise.
24805 (gimplify_addr_expr): Use is_gimple_reg.
24806 (gimplify_expr): Remove formal temp cases.
24807 (gimple_regimplify_operands): Likewise.
24808 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24809 and FILTER_EXPR like constants.
24810 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24812 (is_gimple_formal_tmp_rhs): Remove.
24813 (is_gimple_reg_rhs): Remove special casing.
24814 (is_gimple_mem_rhs): Fix.
24815 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24816 (is_gimple_formal_tmp_var): Remove.
24817 (is_gimple_formal_tmp_reg): Likewise.
24818 (is_gimple_min_lval): Allow invariant component ref parts.
24819 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24820 is_gimple_formal_tmp_reg): Remove declarations.
24821 * tree-cfg.c (verify_expr): Verify that variables with address
24822 taken do not have DECL_GIMPLE_REG_P set.
24823 * tree-mudflap.c (mf_build_check_statement_for): Use
24824 force_gimple_operand instead of gimplify_expr.
24826 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24828 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24829 schedulable rows to compute_split_row.
24831 2009-03-31 Ben Elliston <bje@au.ibm.com>
24834 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24837 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24839 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24840 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24841 * configure: Regenerate.
24842 * config.in: Regenerate.
24843 * config/rs6000/rs6000.opt (mtls-markers): Add.
24844 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24845 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24846 (tls_ld_aix, tls_ld_sysv): Likewise.
24847 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24848 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24850 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24852 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24854 2009-03-30 Jan Hubicka <jh@suse.cz>
24856 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24858 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24859 detection and label handling.
24861 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24863 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24864 left_conflicts_size.
24865 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24866 ALLOCNO_LEFT_CONFLICTS_SIZE.
24868 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24869 remove_allocno_from_bucket_and_push,
24870 allocno_spill_priority_compare, push_allocnos_to_stack,
24871 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24872 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24873 (setup_allocno_left_conflicts_num): Ditto. Rename to
24874 setup_allocno_left_conflicts_size.
24875 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24876 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24877 setup_allocno_left_conflicts_size instead of
24878 setup_allocno_left_conflicts_num.
24880 * ira-build.c (ira_create_allocno): Use
24881 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24882 ALLOCNO_LEFT_CONFLICTS_NUM.
24884 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24886 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24887 instead of DF_LR_OUT.
24889 * ira-lives.c (process_bb_node_lives): Ditto.
24891 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24892 instead of DF_LR_{OUT,IN}.
24894 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24896 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24898 2009-03-30 Jan Hubicka <jh@suse.cz>
24900 * except.c (label_to_region_map): Fix thinko.
24902 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24904 PR middle-end/38237
24905 * tree.h (tree_find_value): New declaration.
24906 * tree.c (tree_find_value): New function.
24907 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24909 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24912 * c-decl.c (struct c_binding): Add locus field.
24913 (bind): Add locus argument, set locus field from it.
24914 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24915 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24916 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24917 implicitly_declare, undeclared_variable, lookup_label,
24918 declare_label, c_make_fname_decl, c_builtin_function,
24919 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24922 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24925 * config/i386/i386.c (classify_argument): Check total size of
24928 2009-03-30 Martin Jambor <mjambor@suse.cz>
24930 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24931 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24932 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24935 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24936 seen_variable_array_ref while also traversing a union.
24938 * tree-inline.c (optimize_inline_calls): Do not call
24939 cgraph_node_remove_callees.
24940 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24941 (pass_remove_cgraph_callee_edges): New variable.
24942 * passes.c (init_optimization_passes): Add
24943 pass_remove_cgraph_callee_edges after early inlining and before all
24944 late intraprocedural passes.
24946 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24948 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24950 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24951 Fix typos in names.
24953 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24955 * combine.c (simplify_comparison): Use have_insn_for.
24956 * dojump.c (do_jump): Likewise.
24958 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24960 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24961 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24962 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24963 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24964 instead of sparc_compare_emitted.
24965 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24966 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24967 instead of sparc_compare_emitted.
24969 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24971 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24972 enter/exit cfglayout mode.
24973 (pass_partition_block): Require it.
24974 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24975 (combine_instructions): Track basic blocks instead of labels.
24976 (update_cfg_for_uncondjump): New.
24977 (try_combine): Use it. Update jumps after rescanning.
24978 (pass_combine): Require PROP_cfglayout.
24979 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24981 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24983 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24984 Provide/destroy PROP_cfglayout respectively.
24985 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24986 * tree-pass.h (PROP_cfglayout): New.
24988 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24990 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24991 fold_convert_const_fixed_from_fixed,
24992 fold_convert_const_fixed_from_int,
24993 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24994 set TREE_CONSTANT_OVERFLOW.
24995 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24996 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24998 2009-03-30 Ira Rosen <irar@il.ibm.com>
25000 * tree-vect-loop-manip.c: New file.
25001 * tree-vectorizer.c: Update documentation and included files.
25002 (vect_loop_location): Make extern.
25003 (rename_use_op): Move to tree-vect-loop-manip.c
25004 (rename_variables_in_bb, rename_variables_in_loop,
25005 slpeel_update_phis_for_duplicate_loop,
25006 slpeel_update_phi_nodes_for_guard1,
25007 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
25008 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
25009 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
25010 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
25011 find_loop_location): Likewise.
25012 (new_stmt_vec_info): Move to tree-vect-stmts.c.
25013 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
25014 get_vectype_for_scalar_type, vect_is_simple_use,
25015 supportable_widening_operation, supportable_narrowing_operation):
25017 (bb_in_loop_p): Move to tree-vect-loop.c.
25018 (new_loop_vec_info, destroy_loop_vec_info,
25019 reduction_code_for_scalar_code, report_vect_op,
25020 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
25021 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
25022 (vect_supportable_dr_alignment): Likewise.
25023 * tree-vectorizer.h (tree-data-ref.h): Include.
25024 (vect_loop_location): Declare.
25025 Reorganize function declarations according to the new file structure.
25026 * tree-vect-loop.c: New file.
25027 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
25028 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
25029 * tree-vect-data-refs.c: New file.
25030 * tree-vect-patterns.c (timevar.h): Don't include.
25031 * tree-vect-stmts.c: New file.
25032 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
25033 tree-vect-slp.c, tree-vect-loop.c.
25034 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
25035 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
25036 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
25037 (tree-vect-analyze.o): Remove.
25038 (tree-vect-transform.o): Likewise.
25039 (tree-vect-data-refs.o): Add rule.
25040 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
25041 tree-vect-slp.o): Likewise.
25042 (tree-vect-patterns.o): Remove redundant dependencies.
25043 (tree-vectorizer.o): Likewise.
25044 * tree-vect-slp.c: New file.
25046 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25048 * optc-gen.awk: Warn if an option flag has multiple different
25051 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
25053 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
25054 -floop-block): Document dependences on PPL, CLooG and Graphite.
25056 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25058 PR rtl-optimization/323
25059 * c-common.c (c_fully_fold, convert_and_check,
25060 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
25061 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
25062 * c-common.def (EXCESS_PRECISION_EXPR): New.
25063 * c-cppbuiltin.c (builtin_define_float_constants): Define
25064 constants with enough digits for long double.
25065 * c-lex.c (interpret_float): Interpret constant with excess
25066 precision where appropriate.
25067 * c-opts.c (c_common_post_options): Set
25068 flag_excess_precision_cmdline. Give an error for
25069 -fexcess-precision=standard for C++ for processors where the
25070 option is significant.
25071 * c-parser.c (c_parser_conditional_expression): Handle excess
25072 precision in condition.
25073 * c-typeck.c (convert_arguments): Handle arguments with excess
25075 (build_unary_op): Move excess precision outside operation.
25076 (build_conditional_expr): Likewise.
25077 (build_compound_expr): Likewise.
25078 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
25079 (build_modify_expr): Handle excess precision in RHS.
25080 (convert_for_assignment): Handle excess precision in converted
25082 (digest_init, output_init_element, process_init_element): Handle
25083 excess precision in initializer.
25084 (c_finish_return): Handle excess precision in return value.
25085 (build_binary_op): Handle excess precision in operands and add
25086 excess precision as needed for operation.
25087 * common.opt (-fexcess-precision=): New option.
25088 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
25089 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
25090 For standard excess precision, output explicit conversion to and
25091 truncation from XFmode.
25092 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
25093 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
25094 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
25095 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
25096 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
25097 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
25098 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
25099 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
25100 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
25101 define_splits, sqrt<mode>2): Disable where appropriate for
25102 standard excess precision.
25103 * convert.c (convert_to_real): Do not shorten arithmetic to type
25104 for which excess precision would be used.
25105 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
25106 * doc/invoke.texi (-fexcess-precision=): Document option.
25107 (-mfpmath=): Correct index entry.
25108 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
25109 flag_excess_precision): New.
25110 * langhooks.c (lhd_post_options): Set
25111 flag_excess_precision_cmdline.
25112 * opts.c (common_handle_option): Handle -fexcess-precision=.
25113 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
25114 init_excess_precision): New.
25115 (lang_dependent_init_target): Call init_excess_precision.
25116 * tree.c (excess_precision_type): New.
25117 * tree.h (excess_precision_type): Declare.
25119 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25122 * c-typeck.c (build_component_ref): Do not copy qualifiers from
25123 non-lvalue to component.
25125 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25127 PR preprocessor/34695
25128 * Makefile.in (c-opts.o): Depend on c-tree.h.
25129 * c-common.c: Move down include of diagnostic.h.
25130 (done_lexing, c_cpp_error): New.
25131 * c-common.h (done_lexing): Declare.
25132 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
25134 * c-opts.c: Include c-tree.h.
25135 (c_common_init_options): Set preprocessor error callback.
25136 (c_common_handle_option): Do not set preprocessor
25137 inhibit_warnings, warnings_are_errors, warn_system_headers,
25138 pedantic_errors or inhibit_warnings flags.
25139 (c_common_post_options): Do not check cpp_errors (parse_in).
25140 (c_common_finish): Do not output dependencies if there were
25141 errors. Do not check return value of cpp_finish.
25142 * c-ppoutput.c (pp_file_change): Set input_location.
25143 * c-tree.h (c_cpp_error): Declare.
25144 * diagnostic.c (diagnostic_set_info_translated): Also initialize
25146 (diagnostic_build_prefix): Check override_column.
25147 * diagnostic.h (diagnostic_info): Add override_column field.
25148 (diagnostic_override_column): Define.
25150 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
25152 * c-common.c (c_expand_expr, c_staticp): Remove.
25153 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
25154 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
25155 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
25156 * c-gimplify.c (gimplify_compound_literal_expr,
25157 optimize_compound_literals_in_ctor): Remove.
25158 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
25159 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
25160 * c-semantics.c (emit_local_var): Remove.
25162 * langhooks-def.h (lhd_expand_expr): Remove.
25163 * langhooks.c (lhd_expand_expr): Remove.
25164 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
25166 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
25167 handling from c-semantics.c; don't call into langhook.
25168 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
25169 * gimplify.c (gimplify_compound_literal_expr,
25170 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
25171 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
25172 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
25173 as was done in c-gimplify.c.
25174 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
25175 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
25176 Move from c-common.h.
25177 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
25179 * tree.c (staticp): Do not call langhook.
25180 * langhooks.c (lhd_staticp): Delete.
25181 * langhooks-def.h (lhd_staticp): Delete prototype.
25182 (LANG_HOOKS_STATICP): Delete.
25183 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
25185 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
25186 instead of DECL_STMTs.
25188 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25196 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
25198 (fold_call_expr): Return a NOP_EXPR from folding rather than the
25199 contained expression.
25200 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
25201 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
25202 conditional expressions for C.
25203 (decl_constant_value_for_optimization): Move from
25204 decl_constant_value_for_broken_optimization in c-typeck.c. Check
25205 whether optimizing and that the expression is a VAR_DECL not of
25206 array type instead of doing such checks in the caller. Do not
25207 check pedantic. Call gcc_unreachable for C++.
25208 * c-common.def (C_MAYBE_CONST_EXPR): New.
25209 * c-common.h (c_fully_fold, c_save_expr,
25210 decl_constant_value_for_optimization): New prototypes.
25211 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25212 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25213 EXPR_INT_CONST_OPERANDS): Define.
25214 * c-convert.c (convert): Strip nops from expression.
25215 * c-decl.c (groktypename): Take extra parameters expr and
25216 expr_const_operands. Update call to grokdeclarator.
25217 (start_decl): Update call to grokdeclarator. Add statement for
25218 expressions used in type of decl.
25219 (grokparm): Update call to grokdeclarator.
25220 (push_parm_decl): Update call to grokdeclarator.
25221 (build_compound_literal): Add parameter non_const and build a
25222 C_MAYBE_COSNT_EXPR if applicable.
25223 (grokdeclarator): Take extra parameters expr and
25224 expr_const_operands. Track expressions used in declaration
25225 specifiers and declarators. Fold array sizes and track whether
25226 they are constant expressions and whether they are integer
25227 constant expressions.
25228 (parser_xref_tag): Set expr and expr_const_operands fields in
25230 (grokfield): Update call to grokdeclarator.
25231 (start_function): Update call to grokdeclarator.
25232 (build_null_declspecs): Set expr and expr_const_operands fields in
25234 (declspecs_add_type): Handle expressions in typeof specifiers.
25235 * c-parser.c (c_parser_declspecs): Set expr and
25236 expr_const_operands fields for declaration specifiers.
25237 (c_parser_enum_specifier): Likewise.
25238 (c_parser_struct_or_union_specifier): Likewise.
25239 (c_parser_typeof_specifier): Likewise. Update call to
25240 groktypename. Fold expression as needed. Return expressions with
25241 type instead of adding statements.
25242 (c_parser_attributes): Update calls to c_parser_expr_list.
25243 (c_parser_statement_after_labels): Fold expression before passing
25244 to objc_build_throw_stmt.
25245 (c_parser_condition): Fold expression.
25246 (c_parser_asm_operands): Fold expression.
25247 (c_parser_conditional_expression): Use c_save_expr. Update call
25248 to build_conditional_expr.
25249 (c_parser_alignof_expression): Update call to groktypename.
25250 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
25251 original_code. Fold expression argument of va_arg. Create
25252 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
25253 argument to va_arg. Update calls to groktypename. Fold array
25254 index for offsetof. Verify that first argument to
25255 __builtin_choose_expr has integer type.
25256 (c_parser_postfix_expression_after_paren_type): Update calls to
25257 groktypename and build_compound_literal. Handle expressions with
25258 side effects in type name.
25259 (c_parser_postfix_expression_after_primary): Update call to
25260 c_parser_expr_list. Set original_code for calls to
25261 __builtin_constant_p.
25262 (c_parser_expr_list): Take extra parameter fold_p. Fold
25263 expressions if requested.
25264 (c_parser_objc_type_name): Update call to groktypename.
25265 (c_parser_objc_synchronized_statement): Fold expression.
25266 (c_parser_objc_receiver): Fold expression.
25267 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
25268 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
25269 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
25270 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
25271 (struct c_typespec): Add elements expr and expr_const_operands.
25272 (struct c_declspecs): Add elements expr and expr_const_operands.
25273 (groktypename, build_conditional_expr, build_compound_literal):
25275 (in_late_binary_op): Declare.
25276 * c-typeck.c (note_integer_operands): New function.
25277 (in_late_binary_op): New variable.
25278 (decl_constant_value_for_broken_optimization): Move to c-common.c
25279 and rename to decl_constant_value_for_optimization.
25280 (default_function_array_conversion): Do not strip nops.
25281 (default_conversion): Do not call
25282 decl_constant_value_for_broken_optimization.
25283 (build_array_ref): Do not fold result.
25284 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
25285 result when operand is a VLA.
25286 (c_expr_sizeof_type): Update call to groktypename. Handle
25287 expressions included in type name. Use C_MAYBE_CONST_EXPR for
25288 result when operand names a VLA type.
25289 (build_function_call): Update call to build_compound_literal.
25290 Only fold result for calls to __builtin_* functions. Strip
25291 NOP_EXPR from INTEGER_CST returned from such functions. Fold
25292 the function designator.
25293 (convert_arguments): Fold arguments. Update call to
25294 convert_for_assignment.
25295 (build_unary_op): Handle increment and decrement of
25296 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
25297 decrement earlier. Fold operand of increment and decrement.
25298 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25299 built for integer operand. Wrap returns that are INTEGER_CSTs
25300 without being integer constant expressions or that have integer
25301 constant operands without being INTEGER_CSTs.
25302 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25303 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25304 result is an integer constant expression or can be used in
25305 unevaluated parts of one and avoid folding and wrap as
25306 appropriate. Fold operands before possibly doing -Wsign-compare
25308 (build_compound_expr): Wrap result for C99 if operands can be used
25309 in integer constant expressions.
25310 (build_c_cast): Update call to digest_init. Do not ignore
25311 overflow from casting floating-point constants to integers. Wrap
25312 results that could be confused with integer constant expressions,
25313 null pointer constants or floating-point constants.
25314 (c_cast_expr): Update call to groktypename. Handle expressions
25315 included in type name.
25316 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25317 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25318 Update calls to convert_for_assignment.
25319 (convert_for_assignment): Take new parameter
25320 null_pointer_constant. Do not strip nops or call
25321 decl_constant_value_for_broken_optimization. Set
25322 in_late_binary_op for conversions to boolean.
25323 (store_init_value): Update call to digest_init.
25324 (digest_init): Take new parameter null_pointer_constant. Do not
25325 call decl_constant_value_for_broken_optimization. pedwarn for
25326 initializers not constant expressions. Update calls to
25327 convert_for_assignment.
25328 (constructor_nonconst): New.
25329 (struct constructor_stack): Add nonconst element.
25330 (really_start_incremental_init, push_init_level, pop_init_level):
25331 Handle constructor_nonconst and nonconst element.
25332 (set_init_index): Call constant_expression_warning for array
25334 (output_init_element): Fold value. Set constructor_nonconst as
25335 applicable. pedwarn for initializers not constant expressions.
25336 Update call to digest_init. Call constant_expression_warning
25337 where constant initializers are required.
25338 (process_init_element): Use c_save_expr.
25339 (c_finish_goto_ptr): Fold expression.
25340 (c_finish_return): Fold return value. Update call to
25341 convert_for_assignment.
25342 (c_start_case): Fold switch expression.
25343 (c_process_expr_stmt): Fold expression.
25344 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25345 ensure statement expression is not evaluated in constant expression.
25346 (build_binary_op): Track whether results are integer constant
25347 expressions or may occur in such, disable folding and wrap results
25348 as applicable. Fold operands for -Wsign-compare warnings unless
25350 (c_objc_common_truthvalue_conversion): Handle results folded to
25351 integer constants that are not integer constant expressions.
25352 * doc/extend.texi: Document when typeof operands are evaluated,
25353 that condition of __builtin_choose_expr is an integer constant
25354 expression, and more about use of __builtin_constant_p in
25357 2009-03-29 Richard Guenther <rguenther@suse.de>
25359 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25360 propagate addresses of array references.
25362 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25364 * regmove.c (perhaps_ends_bb_p): Remove.
25365 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25366 from INSN and check that the main loop stays within that basic block.
25367 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25368 (regmove_forward_pass): Split out from regmove_optimize. Use
25369 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25370 (regmove_backward_pass): Split out from regmove_optimize. Use
25371 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25372 (regmove_optimize): Simplify.
25374 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25377 * config/i386/i386.c (classify_argument): Ignore flexible array
25378 member in struct and warn ABI change.
25380 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25382 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25384 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25385 (ix86_adjust_cost): Updated.
25387 2009-03-29 Jan Hubicka <jh@suse.cz>
25389 PR middle-end/28850
25390 * tree-pass.h (pass_cleanup_eh): New function.
25391 (remove_unreachable_regions): Break code handling RTL
25392 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25393 that can not be reached by runtime.
25394 (can_be_reached_by_runtime): New function.
25395 (label_to_region_map): New function.
25396 (num_eh_regions): New function.
25397 (rtl_remove_unreachable_regions): New function.
25398 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25399 (remove_eh_region): New function.
25400 * except.h: Include sbitmap and vecprim.
25401 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25402 num_eh_regions): Declare.
25403 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25404 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25405 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25406 (tree_empty_eh_handler_p): New function.
25407 (cleanup_empty_eh): New function.
25408 (cleanup_eh): New function.
25409 (pass_cleanup_eh): New function.
25411 2009-03-29 Jan Hubicka <jh@suse.cz>
25413 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25414 for removed regions.
25416 2009-03-29 Jan Hubicka <jh@suse.cz>
25418 * except.c (dump_eh_tree): Dump all datastructures.
25420 2009-03-29 Jan Hubicka <jh@suse.cz>
25422 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25423 (duplicate_eh_regions_1): Likewise.
25424 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25425 vector; call EH verification.
25426 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25427 Be ready for region being removed.
25429 2009-03-29 Jan Hubicka <jh@suse.cz>
25431 * bitmap.c (bitmap_last_set_bit): New function.
25432 * bitmap.h (bitmap_last_set_bit): Declare.
25434 2009-03-29 David Ayers <ayers@fsfe.org>
25437 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25438 by calling objc_compare_types and surpress warnings about
25439 incompatible C pointers that are compatible ObjC pointers.
25441 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25443 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25444 call initialize_inline_failed.
25445 (initialize_inline_failed): Move it from here ...
25446 * cgraph.c (initialize_inline_failed): ... to here.
25447 (cgraph_create_edge): Call initialize_inline_failed rather than
25448 setting inline_failed directly.
25450 2009-03-29 Ben Elliston <bje@au.ibm.com>
25453 * sysv4.opt (msdata): Improve comment.
25454 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25455 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25457 2009-03-29 Ben Elliston <bje@au.ibm.com>
25460 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25461 load and store attributes.
25463 2009-03-29 Ben Elliston <bje@au.ibm.com>
25465 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25466 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25467 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25468 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25469 __builtin_infq and __builtin_huge_valq.
25471 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25473 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25475 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25476 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25478 2009-03-28 Xinliang David Li <davidxl@google.com>
25480 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25481 (do_dbg_cnt): New function.
25483 2009-03-28 Jan Hubicka <jh@suse.cz>
25485 Merge from pretty-ipa:
25487 2009-03-27 Jan Hubicka <jh@suse.cz>
25489 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25490 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25491 * passes.c (function_called_by_processed_nodes_p): New.
25492 * ipa-pure-const.c (check_call): Fix handling of operands.
25493 (analyze_function): Dump debug output for skipped bodies.
25494 (local_pure_const): Use function_called_by_processed_nodes_p.
25495 * dwarf2out.c (reference_to_unused): Use output.
25496 * passes.c (do_per_function_toporder): Likewise.
25498 2008-11-12 Jan Hubicka <jh@suse.cz>
25500 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25501 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25502 state_set_in_source enum
25503 (check_decl): Ignore memory tags; do not set fake looping flags;
25505 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25506 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25507 (check_call, analyze_function): Rewrite.
25509 (add_new_function): Update call of analyze_function.
25510 (generate_summary): Add call of analyze_function.
25511 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25512 (local_pure_const): New function.
25513 (pass_local_pure_const): New pass.
25514 * ipa-inline.c (inline_transform): Set after_inlining.
25515 * tree-eh.c (stmt_can_throw_external): New.
25516 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25517 work with aliasing built.
25518 * tree-flow.h (stmt_can_throw_external): New.
25519 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25520 and local pure/const pass in early and late optimization queue.
25522 2009-03-28 Martin Jambor <mjambor@suse.cz>
25524 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25526 (fold_binary): Allow function decl aligment consideration is the
25527 second argument is integer constant one.
25528 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25529 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25530 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25532 2009-03-28 Jan Hubicka <jh@suse.cz>
25534 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25535 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25536 * function.h (rtl_data): Add nothrow flag.
25537 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25538 set DECL_NOTHROW for AVAILABLE functions.
25540 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25542 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25543 following vector keyword has expansion starting with pixel or bool
25544 keyword, expand vector to __vector and pixel or bool to __pixel or
25548 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25549 warn_if_disallowed_function_p): Removed.
25550 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25551 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25552 warning_if_disallowed_function_p.
25553 * flags.h (warn_if_disallowed_function_p,
25554 warn_disallowed_functions): Removed.
25555 * common.opt (Wdisallowed-function-list=): Removed.
25556 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25558 2009-03-28 Richard Guenther <rguenther@suse.de>
25560 PR tree-optimization/38723
25561 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25564 2009-03-28 Jan Hubicka <jh@suse.cz>
25566 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25567 test introduced by my previous patch.
25569 2009-03-28 Richard Guenther <rguenther@suse.de>
25571 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25572 the PHIs value undefined.
25574 2009-03-28 Jan Hubicka <jh@suse.cz>
25576 * tree-pass.h (pass_fixup_cfg): New pass.
25577 * ipa-inline.c (inline_transform): Set
25578 always_inline_functions_inlined/after_inlining.
25579 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25580 (pass_fixup_cfg): New pass.
25581 * passes.c (init_optimization_passes): Add fixup_cfg.
25583 2009-03-28 Richard Guenther <rguenther@suse.de>
25585 PR tree-optimization/38458
25586 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25587 argument use the arguments copy-of value.
25589 2009-03-28 Richard Guenther <rguenther@suse.de>
25591 PR tree-optimization/38180
25592 * tree-ssa-ccp.c (get_default_value): Simplify.
25593 (likely_value): Likewise.
25594 (surely_varying_stmt_p): Properly handle VOP case.
25595 (ccp_initialize): Likewise.
25596 (ccp_fold): Handle propagating through *&.
25597 (fold_const_aggregate_ref): Also handle decls.
25599 2009-03-28 Jan Hubicka <jh@suse.cz>
25601 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25602 * cgraph.h (cgraph_node): Likewise.
25603 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25604 (cgraph_reset_node): Use process flag.
25605 (cgraph_mark_functions_to_output): Likewise.
25606 (cgraph_expand_function): Likewise.
25607 (cgraph_expand_all_functions): Likewise.
25608 (cgraph_output_in_order): Likewise.
25609 * dwarf2out.c (reference_to_unused): Likewise.
25610 * passes.c do_per_function_toporder): Likewise.
25612 2009-03-28 Jan Hubicka <jh@suse.cz>
25614 Bring from lto-branch:
25616 2008-09-03 Doug Kwan <dougkwan@google.com>
25618 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25619 enums instead of reason strings.
25620 * cgraph.c (cgraph_create_edge): Same.
25621 (cgraph_inline_failed_string): New function.
25622 * cgraph.h (cgraph_inline_failed_t): New enum type.
25623 (cgraph_inline_failed_string): New prototype.
25624 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25625 char pointer to cgraph_inline_failed_t.
25626 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25627 (cgraph_default_inline_p): Ditto.
25628 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25629 to cgraph_inline_failed_t pointer.
25630 * cif-code.def: New file.
25631 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25633 (cgraph_check_inline_limits): Change type of REASON to pointer to
25634 cgraph_inline_failed_t. Replace reason strings with enums.
25635 (cgraph_default_inline_p): Ditto.
25636 (cgraph_recursive_inlining_p): Ditto.
25637 (update_caller_keys): Change type of FAILED_REASON to
25638 cgraph_inline_failed_t.
25639 (cgraph_set_inline_failed): Change type of REASON to pointer to
25640 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25641 convert enums to strings for text output.
25642 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25643 to be of type cgraph_inline_failed_t. Replace reason strings with
25644 enums. Call cgraph_inline_failed_string to covert enums
25645 to strings for text output.
25646 (cgraph_decide_inlining): Replace reason strings with enums.
25647 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25648 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25650 * tree-inline.c (expand_call_inline): Change type of REASON
25651 to cgraph_inline_failed_t. Replace reason strings with enums.
25652 Call cgraph_inline_failed_string for text output.
25653 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25656 2009-03-28 Jan Hubicka <jh@suse.cz>
25658 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25659 cgraph_clone_node): Remove master clone handling.
25660 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25661 * cgraph.h (master_clone): Remove.
25662 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25663 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25664 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25666 2009-03-28 Jan Hubicka <jh@suse.cz>
25668 * cgraph.c (cgraph_function_body_availability): Functions declared
25669 inline are always safe to assume that it is not going to be replaced.
25671 2009-03-28 Richard Guenther <rguenther@suse.de>
25673 PR tree-optimization/38513
25674 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25675 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25676 EXC_PTR_EXPR and FILTER_EXPR.
25677 (get_ref_from_reference_ops): Likewise.
25679 2009-03-28 Richard Guenther <rguenther@suse.de>
25681 PR tree-optimization/38968
25682 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25683 Use FLOOR_MOD_EXPR to compute misalignment.
25685 2009-03-28 Richard Guenther <rguenther@suse.de>
25687 PR tree-optimization/37795
25688 * tree.h (combine_comparisons): Declare.
25689 * fold-const.c (combine_comparisons): Export.
25690 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25692 (ifcombine_iforif): Use combine_comparisons.
25694 2009-03-28 Jan Hubicka <jh@suse.cz>
25696 * tree-eh.c (inlinable_call_p): New function.
25697 (make_eh_edges): Use it.
25698 (verify_eh_edges): Use it.
25699 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25700 * except.c (reachable_next_level): Add inlinable_function argument
25701 (sjlj_find_directly_reachable_regions): Update.
25702 (add_reachable_handler): Do not set saw_any_handlers.
25703 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25704 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25705 Add new inlinable call parameter.
25706 (can_throw_internal, can_throw_external): Update.
25707 * except.h (can_throw_internal_1, can_throw_external_1,
25708 foreach_reachable_handler): Update declaration.
25710 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25712 * config/arm/t-arm-coff, config/h8300/coff.h,
25713 config/i386/i386-aout.h, config/i386/i386-coff.h,
25714 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25715 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25716 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25717 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25718 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25719 sys-types.h: Remove.
25720 * Makefile.in: Remove protoize and fixproto support and references
25722 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25723 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25725 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25726 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25727 unprotoize$(exeext).
25728 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25729 (.PHONY): Don't depend on proto.
25730 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25731 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25732 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25733 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25734 build/gen-protos.o, build/scan.o, xsys-protos.h,
25735 build/fix-header$(build_exeext), build/fix-header.o,
25736 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25737 stmp-install-fixproto): Remove.
25738 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25739 SYSCALLS.c or fixproto files.
25740 (install-common): Don't install protoize.
25741 (install-headers-tar, install-headers-cpio, install-headers-cp):
25742 Don't depend on $(STMP_FIXPROTO).
25743 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25744 install fixproto files or write out fixproto settings.
25745 (uninstall): Don't uninstall protoize.
25746 * config.gcc (use_fixproto): Remove.
25747 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25748 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25749 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25750 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25751 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25752 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25753 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25754 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25755 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25756 * config/t-vxworks (STMP_FIXPROTO): Remove.
25757 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25758 STMP_FIXPROTO): Remove.
25759 * config.in, configure: Regenerate.
25760 * crtstuff.c (gid_t, uid_t): Don't undefine.
25761 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25762 (arm-*-coff, arm-*-aout: Remove target entries.
25763 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25764 Remove mention of AIX 4.1.
25765 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25766 * doc/invoke.texi (Running Protoize): Remove.
25767 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25768 (Protoize Caveats): Remove.
25769 * tsystem.h: Update comments on headers assumed to exist.
25771 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25773 * genautomata.c: Add a new year to the copyright. Add a new
25775 (struct insn_reserv_decl): Add comments for member bypass_list.
25776 (find_bypass): Remove.
25777 (insert_bypass): New.
25778 (process_decls): Use insert_bypass.
25779 (output_internal_insn_latency_func): Output all bypasses with the
25780 same input insn in one switch case.
25782 * rtl.def (define_bypass): Describe bypass choice.
25783 * doc/md.texi (define_bypass): Ditto.
25785 2009-03-27 Richard Guenther <rguenther@suse.de>
25787 * gimplify.c (mark_addressable): Export.
25788 * tree-flow.h (mark_addressable): Declare.
25789 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25790 * tree-ssa.c (verify_phi_args): Verify that address taken
25791 variables have TREE_ADDRESSABLE set.
25793 2009-03-27 Richard Guenther <rguenther@suse.de>
25795 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25796 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25797 Do not mark decls TREE_ADDRESSABLE.
25798 (build_fold_addr_expr): Adjust.
25799 (fold_addr_expr): Remove.
25800 (fold_unary): Use build_fold_addr_expr.
25801 (fold_comparison): Likewise.
25802 (split_address_to_core_and_offset): Likewise.
25803 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25805 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25806 (gimplify_modify_expr_to_memcpy): Mark source and destination
25808 * omp-low.c (create_omp_child_function): Mark the object decl
25810 (lower_rec_input_clauses): Mark the var we take the address of
25812 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25814 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25816 PR middle-end/39315
25817 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25818 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25820 2009-03-27 Richard Guenther <rguenther@suse.de>
25822 PR tree-optimization/39120
25823 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25825 (handle_lhs_call): Process return constraints. Add escape
25826 constraints if necessary.
25827 (handle_const_call): Fill out return constraints. Make nested
25828 case more precise. Avoid consttmp if possible.
25829 (handle_pure_call): Fill out return constraints. Avoid
25830 callused if possible.
25831 (find_func_aliases): Simplify call handling.
25833 2009-03-27 Richard Guenther <rguenther@suse.de>
25835 PR tree-optimization/39120
25836 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25837 as a representative.
25838 (solve_graph): Do propagate CALLUSED.
25839 (handle_pure_call): Use a scalar constraint from CALLUSED for
25841 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25844 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25847 * c-common.c (handle_aligned_attribute): Properly check alignment
25848 overflow. Use (1U << i) instead of (1 << i).
25850 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25852 * expr.h (get_mem_align_offset): Updated.
25854 * tree.h (tree_decl_common): Change align to "unsigned int" and
25855 move it before pointer_alias_set.
25857 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25858 Jakub Jelinek <jakub@redhat.com>
25861 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25862 gr_register_operand with gr_reg_or_0_operand.
25863 (cmpxchg_rel_di): Likewise.
25864 (sync_lock_test_and_set<mode>): Likewise.
25866 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25868 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25869 (true_regnum): Likewise.
25871 * rtlanal.c (subreg_info): Moved to ...
25872 * rtl.h (subreg_info): Here. New.
25873 (subreg_get_info): New.
25875 * rtlanal.c (subreg_get_info): Make it extern.
25877 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25880 * config/i386/i386.c (ix86_abi): New.
25881 (override_options): Handle -mabi=.
25882 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25883 (ix86_call_abi_override): Likewise.
25884 (init_cumulative_args): Likewise.
25885 (function_arg_advance): Likewise.
25886 (function_arg_64): Likewise.
25887 (function_arg): Likewise.
25888 (ix86_pass_by_reference): Likewise.
25889 (ix86_function_value_regno_p): Likewise.
25890 (ix86_build_builtin_va_list_abi): Likewise.
25891 (setup_incoming_varargs_64): Likewise.
25892 (is_va_list_char_pointer): Likewise.
25893 (ix86_init_machine_status): Likewise.
25894 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25895 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25896 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25897 (ix86_function_abi): Make it static and return enum calling_abi.
25898 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25900 (ix86_fn_abi_va_list): Updated.
25902 * config/i386/i386.h (ix86_abi): New.
25903 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25904 (CONDITIONAL_REGISTER_USAGE): Likewise.
25905 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25906 (machine_function): Likewise.
25908 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25910 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25911 (STACK_BOUNDARY): Likewise.
25912 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25914 * config/i386/i386.opt (mabi=): New.
25916 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25917 return enum calling_abi.
25918 (ix86_function_type_abi): Likewise.
25919 (ix86_function_abi): Removed.
25921 * doc/invoke.texi: Document -mabi= option for x86.
25923 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25925 * builtins.c (real_dconstp): Delete.
25926 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25928 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25929 Jakub Jelinek <jakub@redhat.com>
25932 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25933 (gen_subprogram_die): When a function is explicit, generate the
25934 DW_AT_explicit attribute.
25935 * langhooks.h (struct lang_hooks_for_decls): Add
25936 function_decl_explicit_p langhook.
25937 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25938 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25940 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25942 * builtins.c (fold_builtin_memory_op): Optimize memmove
25943 into memcpy if we can prove source and destination don't overlap.
25945 * tree-inline.c: Include gt-tree-inline.h.
25946 (clone_fn_id_num): New variable.
25947 (clone_function_name): New function.
25948 (tree_function_versioning): Use it.
25949 * Makefile.in (GTFILES): Add tree-inline.c.
25951 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25953 * BASE-VER: Change to 4.5.0.
25955 2009-03-27 Xinliang David Li <davidxl@google.com>
25957 PR tree-optimization/39557
25958 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25960 2009-03-27 Xinliang David Li <davidxl@google.com>
25962 PR tree-optimization/39548
25963 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25966 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25968 * c-common.c (pointer_int_sum): Use %wd on return from
25971 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25973 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25974 on return from tree_low_cst.
25976 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25979 * ginclude/stdarg.h (va_copy): Define also for
25980 __GXX_EXPERIMENTAL_CXX0X__.
25982 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25985 * builtins.h (c_strlen): Do not warn here.
25986 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25987 * c-common.c (pointer_int_sum): Take an explicit location.
25988 Warn about offsets out of bounds.
25989 * c-common.h (pointer_int_sum): Adjust declaration.
25991 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25993 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25996 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25999 * opts.c (warn_if_disallowed_function_p): Don't assume
26000 get_callee_fndecl must return non-NULL.
26002 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
26004 PR rtl-optimization/39522
26005 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
26006 when reg_reloaded_valid is set.
26008 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26010 * config/spu/divv2df3.c: New file.
26011 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
26012 (DPBIT_FUNCS): Filter out _div_df.
26014 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
26016 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
26017 a jump insn, count that jump in the distance to the loop start.
26019 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
26022 * config/sh/sh.c (calc_live_regs): Fix condition for global
26023 registers except PIC_OFFSET_TABLE_REGNUM.
26025 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
26028 * doc/invoke.texi (-mconsole): New.
26030 (-mno-cygwin): New.
26032 (-mnop-fun-dllimport): New.
26036 (sub section "i386 and x86-64 Windows Options"): New.
26038 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
26040 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
26041 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
26043 2009-03-25 Richard Guenther <rguenther@suse.de>
26045 PR middle-end/39497
26046 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
26049 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
26051 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
26052 neither of haifa/selective schedulers are working.
26054 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26056 * doc/invoke.texi (Debugging Options): Fix description of
26057 -fno-merge-debug-strings.
26059 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
26061 * config/cris/libgcc.ver: New version-script.
26062 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
26064 * configure.ac <GAS features, nop mnemonic>: Add pattern
26065 crisv32-*-* for "nop".
26066 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
26067 * configure: Regenerate.
26069 2009-03-24 Ira Rosen <irar@il.ibm.com>
26071 PR tree-optimization/39529
26072 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
26073 mark_sym_for_renaming for the tag copied to the new vector
26076 2009-03-24 Arthur Loiret <aloiret@debian.org>
26078 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
26079 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
26080 EXTRA_SPEC_FUNCTIONS.
26081 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
26082 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
26083 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
26084 -march and -mtune options.
26086 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
26088 * config/m68k/t-rtems: Add m5329 multilib.
26090 2009-03-24 Dodji Seketeli <dodji@redhat.com>
26091 Jakub Jelinek <jakub@redhat.com>
26094 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
26097 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26100 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
26101 instead of c_parser_expression_conv, if original_code isn't one of the
26102 4 allowed comparison codes, fail.
26104 2009-03-23 Richard Guenther <rguenther@suse.de>
26106 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
26107 * tree.h (struct tree_type): Likewise.
26108 * reload.h (struct insn_chain): Likewise.
26109 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
26110 * function.h (struct function): Likewise.
26111 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
26113 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26115 PR tree-optimization/39516
26116 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
26118 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
26120 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
26121 should be set true if BITS_PER_WORD of target is bigger than 32
26123 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
26125 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
26126 Translate -B-options to -rpath-link. Correct existing
26127 rpath-link and conditionalize on !nostdlib.
26129 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26131 * doc/extend.texi (Function Attributes, Variable Attributes):
26133 * doc/invoke.texi (Debugging Options, Optimize Options)
26134 (i386 and x86-64 Options, MCore Options): Likewise.
26136 2009-03-20 Jakub Jelinek <jakub@redhat.com>
26139 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
26140 it for block local namespace aliases.
26141 (gen_decl_die): Pass context_die to gen_namespace_die.
26143 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26146 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
26147 minimum or maximum value.
26149 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
26151 * reginfo.c (globalize_reg): Recompute derived reg sets.
26153 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
26156 * libgcc2.c (mprotect): Do not use signed arguments for
26157 VirtualProtect, use DWORD arguments. Also fix the 'may
26158 be used uninitialized' warning for the np variable.
26160 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26163 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
26164 functions using regparm calling conventions when not optimizing.
26165 (ix86_function_sseregparm): Similarly for sseregparm calling
26168 2009-03-19 Li Feng <nemokingdom@gmail.com>
26170 PR middle-end/39500
26171 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
26172 dependence if the first conflict is after niter iterations.
26174 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
26176 PR middle-end/38609
26177 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
26178 functions with dynamic stack-pointer adjustments.
26180 2009-03-19 Ben Elliston <bje@au.ibm.com>
26182 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
26183 option; change to -msdata=data.
26185 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26187 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
26190 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
26193 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
26195 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
26197 * doc/invoke.texi (Code Gen Options): Expand discussion of
26200 2009-03-18 Jakub Jelinek <jakub@redhat.com>
26202 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
26203 * matrix-reorg.c (struct matrix_info): Likewise.
26204 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
26205 * rtl.h (struct mem_attrs): Likewise.
26206 * df.h (struct df): Likewise.
26207 * tree-data-ref.h (struct data_dependence_relation): Likewise.
26208 * ira-int.h (struct ira_allocno): Likewise.
26209 * df-scan.c (struct df_collection_rec): Likewise.
26210 * ira.c (struct equivalence): Likewise.
26211 * function.c (struct temp_slot): Likewise.
26212 * cfgloop.h (struct loop): Likewise.
26215 * function.c (use_register_for_decl): When not optimizing, disregard
26216 register keyword for variables with types containing methods.
26218 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
26220 PR middle-end/39447
26221 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
26222 (is_simple_operand): Call contains_component_ref_p before calling data
26223 reference analysis that would fail on COMPONENT_REFs.
26225 * tree-vrp.c (search_for_addr_array): Fix formatting.
26227 2009-03-18 Richard Guenther <rguenther@suse.de>
26229 * tree-vect-transform.c (vect_loop_versioning): Fold the
26230 generated comparisons.
26231 * tree-vectorizer.c (set_prologue_iterations): Likewise.
26232 (slpeel_tree_peel_loop_to_edge): Likewise.
26234 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26236 PR middle-end/37805
26237 * opts.c (print_specific_help): In addition to `undocumented',
26238 accept `separate' and `joined' flags if passed alone. Describe
26239 output by the first matched one of those.
26240 (common_handle_option): Skip over empty strings.
26241 * gcc.c (display_help): Fix help string for `--help='.
26242 * doc/invoke.texi (Option Summary, Overall Options): With
26243 `--help=', classes and qualifiers can both be repeated, but
26244 only the latter can be negated. One should not pass only
26245 negated qualifiers. Fix markup and examples.
26248 2008-10-14 Jakub Jelinek <jakub@redhat.com>
26249 PR middle-end/37805
26250 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
26251 and -fhelp=separate.
26253 2009-03-17 Jing Yu <jingyu@google.com>
26255 PR middle-end/39378
26256 * function.h (struct rtl_data): Move is_thunk from here...
26257 (struct function): ...to here.
26258 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
26259 * varasm.c (assemble_start_function): Change is_thunk from crtl to
26261 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
26263 (alpha_does_function_need_gp, alpha_start_function): Likewise.
26264 (alpha_output_function_end_prologue): Likewise.
26265 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
26266 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
26267 (rs6000_output_function_epilogue): Likewise.
26268 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
26270 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
26273 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
26274 from different units in a single alternative.
26275 (*truncdfsf_i387): Ditto.
26276 (*truncxfsf2_mixed): Ditto.
26277 (*truncxfdf2_mixed): Ditto.
26279 2009-03-17 Jakub Jelinek <jakub@redhat.com>
26281 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
26282 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
26285 * tree-ssa-live.c (remove_unused_locals): Don't remove local
26286 unused non-artificial variables when not optimizing.
26289 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
26290 DW_TAG_imported_module even if decl is IMPORTED_DECL with
26291 NAMESPACE_DECL in its DECL_INITIAL.
26293 PR middle-end/39443
26294 * optabs.c (set_user_assembler_libfunc): New function.
26295 * expr.h (set_user_assembler_libfunc): New prototype.
26296 * c-common.c: Include libfuncs.h.
26297 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
26298 for memcmp, memset, memcpy, memmove and abort.
26299 * Makefile.in (c-common.o): Depend on libfuncs.h.
26302 * dwarf2out.c (gen_inlined_enumeration_type_die,
26303 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26304 gen_tagged_type_instantiation_die): Removed.
26305 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26308 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26311 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26313 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26314 (check-parallel-%): Ditto.
26315 (check-consistency): Ditto.
26317 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26319 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26320 local variable rhs by NULL_TREE.
26322 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26325 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26327 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26330 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26332 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26335 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26336 for ms->sysv ABI calls only in 64bit mode.
26338 * config/i386/i386.md (untyped_call): Support 32bit.
26340 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26342 * doc/extend.texi: Replace x86_65 with x86_64.
26344 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26346 PR tree-optimization/39455
26347 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26348 mismatches for POINTER_TYPE_P (type).
26349 (number_of_iterations_le): Likewise.
26351 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26353 * config/picochip/picochip.c: Removed profiling support.
26354 * config/picochip/picochip.md: Removed profiling instruction.
26355 * config/picochip/picochip.h: Removed profiling builtin.
26357 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26359 * doc/install.texi (--with-host-libstdcxx): Document.
26361 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26364 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26365 generate a warning if the function name does not begin with
26366 "__vector" and the function has either the 'signal' or 'interrupt'
26367 attribute, from here to ...
26368 (avr_declare_function_name): ...here. New function.
26369 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26370 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26372 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26375 * cse.c (fold_rtx): Don't modify original const_arg1 when
26376 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26377 separate variable instead.
26378 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26379 from out of range shift counts.
26380 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26382 2009-03-13 Catherine Moore <clm@codesourcery.com>
26384 * config/i386/x-mingw32 (host-mingw32.o): Replace
26385 diagnostic.h with $(DIAGNOSTIC_H).
26387 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26390 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26392 * config/i386/sync.md (sync_compare_and_swap<mode>,
26393 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26394 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26396 (sync_double_compare_and_swapdi_pic,
26397 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26398 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26400 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26403 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26405 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26408 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26409 (avx_addsubv4df3): Likewise.
26410 (*avx_addsubv4sf3): Likewise.
26411 (sse3_addsubv4sf3): Likewise.
26413 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26416 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26418 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26421 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26422 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26423 registers for allocnos created from user-defined variables.
26425 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26428 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26429 of non-integer mode as well.
26431 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26433 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26434 for functions for which the parameter types are unknown.
26436 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26439 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26440 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26441 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26442 * config/i386/i386.c (ix86_local_alignment): For
26443 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26444 long long variables on the stack to avoid dynamic realignment.
26445 Allow the first argument to be a decl rather than type.
26446 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26448 2009-03-11 Nick Clifton <nickc@redhat.com>
26451 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26453 Add description to mno-lsim option.
26454 * config/mcore/mcore.h: Remove comment about deprecated m4align
26456 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26457 * doc/invoke.texi: Add description of mno-lsim and
26458 mstack-increment options.
26460 * config/fr30/fr30.opt: Document the -mno-lsim option.
26461 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26462 and -mno-lsim options.
26464 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26466 * fold-const.c (fold_comparison): Only call fold_inf_compare
26467 if the mode supports infinities.
26469 2009-03-11 Jason Merrill <jason@redhat.com>
26472 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26473 end already did. Notice GIMPLE_CALL modifications of the result.
26474 Don't copy debug information from an ignored decl or a decl from
26477 2009-03-10 Richard Guenther <rguenther@suse.de>
26478 Nathan Froyd <froydnj@codesourcery.com>
26480 PR middle-end/37850
26481 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26482 (__divMODE3): Likewise.
26484 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26486 PR tree-optimization/39394
26487 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26488 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26490 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26492 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26493 inline asms for register asm ("") declarations.
26495 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26497 * fold-const.c (fold_unary): Fix comment.
26499 2009-03-07 Jan Hubicka <jh@suse.cz>
26502 * tree-inline.c (setup_one_parameter): Do replacement of const
26503 argument by constant in SSA form.
26505 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26507 PR middle-end/38028
26508 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26509 determine alignment passed to assign_stack_local.
26510 (assign_parms_unsplit_complex): Likewise.
26511 * except.c (sjlj_build_landing_pads): Likewise.
26513 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26515 PR middle-end/39360
26516 * tree-flow.h (add_referenced_var): Return bool instead of void.
26517 * tree-dfa.c (add_referenced_var): Return result of
26518 referenced_var_check_and_insert call.
26519 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26520 of referenced_var_check_and_insert.
26523 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26524 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26525 DIE, don't emit it if abstract origin already has it.
26526 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26527 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26529 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26531 * genpreds.c (needs_variable): Fix parentheses at variable name
26533 (write_tm_constrs_h): Indent generated code.
26535 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26537 * doc/extend.texi (Function Attributes): Add documentation
26538 for isr attributes.
26540 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26543 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26544 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26546 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26548 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26551 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26554 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26555 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26557 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26559 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26560 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26561 constants instead of magic numbers.
26562 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26564 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26565 (x86_64_ms_abi_int_parameter_registers): Ditto.
26566 (x86_64_int_return_registers): Ditto.
26567 (ix86_maybe_switch_abi): Ditto.
26568 (ix86_expand_call): Ditto for clobbered_registers array.
26569 (ix86_hard_regno_mode_ok): Ditto.
26570 (x86_extended_QIreg_mentioned_p): Ditto.
26572 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26574 PR tree-optimization/39349
26575 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26577 * combine.c (gen_lowpart_for_combine): Use omode when generating
26580 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26582 PR rtl-optimization/39235
26583 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26585 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26587 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26589 2009-03-04 Richard Guenther <rguenther@suse.de>
26591 PR tree-optimization/39362
26592 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26593 that occur in abnormal PHIs should be varying.
26595 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26597 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26599 (simple_iv): Take loop as an argument instead of statement.
26600 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26601 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26603 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26605 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26606 * matrix-reorg.c (analyze_transpose): Ditto.
26607 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26608 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26609 * tree-predcom.c (ref_at_iteration): Ditto.
26610 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26612 2009-03-04 Richard Guenther <rguenther@suse.de>
26614 PR tree-optimization/39358
26615 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26616 escaped_id and callused_id.
26617 (solve_graph): Likewise.
26619 2009-03-04 Richard Guenther <rguenther@suse.de>
26621 PR tree-optimization/39339
26622 * tree-sra.c (try_instantiate_multiple_fields): Make it
26623 no longer ICE on the above.
26625 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26627 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26628 that fits within Pmode.
26630 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26632 PR middle-end/10109
26633 * tm.texi (LIBCALL_VALUE): Update description.
26635 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26637 PR middle-end/34443
26638 * doc/extend.texi (section): Update description.
26640 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26642 PR middle-end/39345
26643 * tree-inline.c (remapped_type): New.
26644 (can_be_nonlocal): Call remapped_type instead of remap_type.
26646 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26649 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26650 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26652 2009-03-03 Richard Guenther <rguenther@suse.de>
26654 PR middle-end/39272
26655 * tree.c (tree_nonartificial_location): New function.
26656 * tree.h (tree_nonartificial_location): Declare.
26657 * builtins.c (expand_builtin_memory_chk): Provide location
26658 of the call location for artificial function pieces.
26659 (maybe_emit_chk_warning): Likewise.
26660 (maybe_emit_sprintf_chk_warning): Likewise.
26661 (maybe_emit_free_warning): Likewise.
26662 * expr.c (expand_expr_real_1): Likewise.
26664 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26666 PR tree-optimization/39343
26667 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26668 COMPONENT_REF t has ARRAY_TYPE.
26670 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26672 PR middle-end/39335
26673 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26674 when the type precision of the induction variable should be
26675 larger than the type precision of nit.
26676 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26677 * graphite.c (graphite_loop_normal_form): Same.
26678 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26680 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26682 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26683 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26684 numbers to describe clobbered registers.
26685 (*call_value_0_rex64_ms_sysv): Ditto.
26686 * config/i386/mmx.md (mmx_emms): Ditto.
26687 (mmx_femms): Ditto.
26689 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26691 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26694 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26696 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26697 (spu_section_type_flags): New function.
26699 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26701 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26702 reg_class_contents of FLOAT_REGS into a temporary.
26704 2009-03-02 Richard Guenther <rguenther@suse.de>
26705 Ira Rosen <irar@il.ibm.com>
26707 PR tree-optimization/39318
26708 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26709 information to the vectorized statement.
26711 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26713 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26714 variable. Use defined names instead of magic constants for REX SSE
26717 2009-03-01 Richard Guenther <rguenther@suse.de>
26719 PR tree-optimization/39331
26720 * omp-low.c (lower_send_shared_vars): Do not receive new
26721 values for the reference of DECL_BY_REFERENCE parms or results.
26723 2009-03-01 Jan Hubicka <jh@suse.cz>
26726 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26727 BLOCK_NONLOCALIZED_VAR): New macros.
26728 (tree_block): Add nonlocalized_vars.
26729 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26730 gen_decl_die): Add origin argument. Allow generation of die with
26731 origin at hand only.
26732 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26733 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26735 (gen_block_die): Fix checking for unused blocks.
26736 (process_scope_var): Break out from .... ; work with origins only.
26737 (decls_for_scope) ... here; process nonlocalized list.
26738 (dwarf2out_ignore_block): Look for nonlocalized vars.
26739 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26741 (dump_scope_block): Dump them.
26742 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26743 (remap_block): Likewise.
26744 (can_be_nonlocal): New predicate.
26745 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26747 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26749 * configure: Regenerate.
26751 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26753 * optc-gen.awk: No need to duplicate option flags twice.
26754 Reuse help texts for duplicate options which do not have any.
26756 * gcc.c (display_help): Document --version.
26758 * gcc.c (main): If print_help_list and verbose_flag, ensure
26759 driver output comes before subprocess output.
26761 * optc-gen.awk: Assign all remaining fields to help string,
26762 space-separated, for multi-line help in *.opt.
26764 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26765 -Wno-pedantic-ms-format is for MinGW targets only.
26767 * doc/options.texi (Option file format): Fix bad indentation,
26768 restoring dropped sentence.
26770 2009-02-28 Jan Hubicka <jh@suse.cz>
26772 * tree-inline.c (tree_function_versioning): Output debug info.
26774 2009-02-28 Jan Hubicka <jh@suse.cz>
26777 * tree-inline.c (setup_one_parameter): Do not copy propagate
26778 arguments when not optimizing.
26780 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26783 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26784 (avx_addsubv4df3): Likewise.
26785 (*avx_addsubv4sf3): Likewise.
26786 (sse3_addsubv4sf3): Likewise.
26787 (*avx_addsubv2df3): Likewise.
26788 (sse3_addsubv2df3): Likewise.
26789 (avx_unpckhps256): Correct item selectors.
26790 (avx_unpcklps256): Likewise.
26791 (avx_unpckhpd256): Likewise.
26792 (avx_unpcklpd256): Likewise.
26794 2009-02-28 Jan Hubicka <jh@suse.cz>
26796 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26798 (copy_arguments_for_versioning): If var is declared don't declare it.
26799 (tree_function_versioning): First setup substitutions and then copy
26802 2009-02-27 Jan Hubicka <jh@suse.cz>
26805 * cgraph.h (varpool_output_debug_info): Remove.
26806 * cgraphunit.c (varpool_output_debug_info): Remove.
26807 * dwarf2out.c (deferred_locations_struct): New struct
26808 (deferred_locations): New type.
26809 (deferred_locations_list): New static var.
26810 (deffer_location): New function.
26811 (gen_variable_die): Use it.
26812 (decls_for_scope): Output info on local static vars.
26813 (dwarf2out_finish): Process deferred locations.
26814 * varpool.c (varpool_output_debug_info): Remove.
26816 2009-02-27 Jan Hubicka <jh@suse.cz>
26819 * tree.h (TREE_PROTECTED): Fix comment.
26820 (BLOCK_HANDLER_BLOCK): Remove.
26821 (struct tree_block): Remove handler_block add body_block.
26822 (inlined_function_outer_scope_p): New.
26823 (is_body_block): Remove.
26824 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26825 * dwarf2out.c (is_inlined_entry_point): Remove.
26826 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26827 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26829 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26830 * gimplify.c (gimplify_expr): Gimplify body blocks.
26831 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26832 block with multiple subblocks.
26833 (dump_scope_block): Prettier output; dump more flags and info.
26834 (dump_scope_blocks): New.
26835 (remove_unused_locals): Use dump_scope_blocks.
26836 * tree-flow.h (dump_scope_blocks): Declare.
26837 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26838 * stmt.c (is_body_block): Remove.
26839 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26840 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26842 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26844 PR middle-end/39308
26845 * graphite.c (graphite_loop_normal_form): Do not call
26846 number_of_iterations_exit from a gcc_assert.
26848 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26850 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26851 jumps if COND is NULL.
26852 (find_cond_jump): New function.
26853 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26854 * config/s390/s390.md: Remove z10_cobra attribute value.
26856 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26858 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26859 force_const_mem returns NULL_RTX.
26861 2009-02-26 Jan Hubicka <jh@suse.cz>
26864 * cgraph.h (varpool_output_debug_info): Remove.
26865 * cgraphunit.c (varpool_output_debug_info): Remove.
26866 * dwarf2out.c (deferred_locations_struct): New struct
26867 (deferred_locations): New type.
26868 (deferred_locations_list): New static var.
26869 (deffer_location): New function.
26870 (gen_variable_die): Use it.
26871 (decls_for_scope): Output info on local static vars.
26872 (dwarf2out_finish): Process deferred locations.
26873 * varpool.c (varpool_output_debug_info): Remove.
26875 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26877 PR rtl-optimization/39241
26878 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26879 to subreg_offset_representable_p.
26881 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26883 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26884 execute function prototype. Get f and nregs from max_reg_num
26885 and get_insns. Remove the first backward pass as it's dead,
26886 guard the forward pass by flag_expensive_optimizations.
26887 (rest_of_handle_regmove): Delete.
26888 (pass_regmove): Replace it with regmove_optimize.
26890 2009-02-25 Martin Jambor <mjambor@suse.cz>
26892 PR tree-optimization/39259
26893 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26894 calls_alloca function flags.
26895 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26896 calls are detected.
26898 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26900 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26901 flags_set_1_rtx, flags_set_1_set): Delete.
26902 (regmove_optimize): Do not call mark_flags_life_zones.
26904 2009-02-24 Julian Brown <julian@codesourcery.com>
26907 * config/arm/arm.c (require_pic_register): Only set
26908 cfun->machine->pic_reg once per function.
26910 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26912 * doc/invoke.texi (Link Options): Document an easier way to pass
26913 options that take arguments to the GNU linker using -Xlinker and -Wl.
26915 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26918 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26920 2009-02-24 Richard Guenther <rguenther@suse.de>
26923 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26925 2009-02-24 Richard Guenther <rguenther@suse.de>
26926 Zdenek Dvorak <ook@ucw.cz>
26928 PR tree-optimization/39233
26929 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26930 from converting them to a generic type.
26932 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26934 PR tree-optimization/39260
26935 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26936 contains a condition with a real type.
26937 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26939 2009-02-23 Jason Merrill <jason@redhat.com>
26942 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26943 narrowing_initializer_constant_valid_p.
26944 (narrowing_initializer_constant_valid_p): Don't return
26945 null_pointer_node for adding a pointer to itself.
26947 2009-02-23 Jan Hubicka <jh@suse.cz>
26950 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26953 2009-02-23 Jan Hubicka <jh@suse.cz>
26955 PR tree-optimization/37709
26956 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26957 * tree.h (block_ultimate_origin): Declare.
26958 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26959 * tree-ssa-live.c (remove_unused_scope_block_p):
26960 Eliminate blocks containig no instructions nor live variables nor
26962 (dump_scope_block): New function.
26963 (remove_unused_locals): Enable removal of dead blocks by default;
26964 enable dumping at TDF_DETAILS.
26966 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26968 * config/i386/i386.c (classify_argument): Don't allow COImode
26970 (function_arg_advance_32): Don't allow OImode.
26971 (function_arg_32): Likewise.
26972 (function_value_32): Likewise.
26973 (return_in_memory_32): Likewise.
26974 (function_arg_64): Remove OImode comment.
26976 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26979 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26980 ix86_expand_vector_set for V4DImode in 64bit mode only.
26981 (ix86_expand_vector_init_one_var): Likewise.
26983 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26985 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26987 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26990 * loop-iv.c: Revert last change.
26991 * emit-rtl.c: Likewise.
26993 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26996 * config/i386/i386.c (type_natural_mode): Remove an extra
26997 space in the warning message.
26998 (function_value_32): Handle 32-byte vector modes.
26999 (return_in_memory_32): Likewise.
27001 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
27003 * loop-iv.c (truncate_value): New function.
27004 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
27006 (lowpart_subreg): Move to...
27007 * emit-rtl.c: ...here.
27009 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
27011 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
27012 accidental and undocumented change at revision 140860.
27014 2009-02-21 Joseph Myers <joseph@codesourcery.com>
27016 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
27017 take gimple_seq * arguments.
27018 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
27019 types_compatible_p langhook.
27021 2009-02-20 Mark Mitchell <mark@codesourcery.com>
27022 Joseph Myers <joseph@codesourcery.com>
27024 * config/arm/arm.c (arm_builtin_va_list): New function.
27025 (arm_expand_builtin_va_start): Likewise.
27026 (arm_gimplify_va_arg_expr): Likewise.
27027 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
27028 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
27029 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
27030 (va_list_type): New variable.
27031 (arm_mangle_type): Mangle va_list_type appropriately.
27033 2009-02-20 Jakub Jelinek <jakub@redhat.com>
27035 PR middle-end/39157
27036 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
27037 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
27038 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
27039 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
27040 parameter to 1000 for -O1 by default.
27041 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
27043 * loop-invariant.c: Include params.h.
27044 (move_loop_invariants): Don't call move_single_loop_invariants on
27047 2009-02-20 Jaka Mocnik <jaka@xlab.si>
27049 * calls.c (emit_library_call_value_1): Use slot_offset instead of
27050 offset when calculating bounds for indexing stack_usage_map. Fixes
27051 a buffer overflow with certain target setups.
27053 2009-02-20 Jakub Jelinek <jakub@redhat.com>
27056 * calls.c (expand_call): Clear try_tail_call if caller and callee
27057 disagree in promotion of function return value.
27059 2009-02-19 Jakub Jelinek <jakub@redhat.com>
27062 * c-common.c (c_determine_visibility): If visibility changed and
27063 DECL_RTL has been already set, call make_decl_rtl to update symbol
27066 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
27069 * varasm.c (assemble_variable): Don't check DECL_NAME when
27070 globalizing a variable.
27072 2009-02-19 Joseph Myers <joseph@codesourcery.com>
27075 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
27076 expression before any __builtin_trap call.
27077 * c-typeck.c (build_function_call): Convert and check function
27078 arguments before generating a call to a trap. Evaluate the
27079 function arguments before the trap.
27081 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
27084 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
27085 (UNSPEC_FXAM_MEM): New unspec.
27086 (fxam<mode>2_i387_with_temp): New insn and split pattern.
27087 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
27088 memory using fxam<mode>2_i387_with_temp to remove excess precision.
27090 2009-02-19 Richard Guenther <rguenther@suse.de>
27092 PR tree-optimization/39207
27093 PR tree-optimization/39074
27094 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
27095 storedanything_tree): New.
27096 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
27097 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
27098 (build_succ_graph): Add edges from STOREDANYTHING to all
27100 (init_base_vars): Initialize STOREDANYTHING.
27101 (compute_points_to_sets): Free substitution info after
27102 building the succ graph.
27103 (ipa_pta_execute): Likewise.
27105 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
27107 (do_ds_constraint): Do not add to special var or non-pointer
27109 (type_could_have_pointers): Split out from ...
27110 (could_have_pointers): ... here. For arrays use the element type.
27111 (create_variable_info_for): Initialize may_have_pointers.
27112 (new_var_info): Likewise.
27113 (handle_lhs_call): Make the HEAP variable unknown-sized.
27114 (intra_create_variable_infos): Use a type with pointers for
27115 PARM_NOALIAS, make it unknown-sized.
27117 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
27120 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
27122 2009-02-18 Jason Merrill <jason@redhat.com>
27125 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
27126 value if DECL_EXTERNAL.
27127 * tree-sra.c (sra_walk_gimple_assign): Likewise.
27128 * target.h (gcc_target::binds_local_p): Clarify "module".
27129 * tree.h (TREE_PUBLIC): Clarify "module".
27131 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
27134 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
27135 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
27137 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
27140 * c.opt (Wabi): Support C and ObjC.
27143 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
27145 * config/i386/i386.c (classify_argument): Warn once about the ABI
27146 change when passing union with long double.
27148 * doc/invoke.texi: Update -Wabi for warning psABI changes.
27150 2009-02-18 Joseph Myers <joseph@codesourcery.com>
27153 * c-parser.c (c_parser_compound_statement): Always enter and leave
27156 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27159 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
27161 2009-02-18 Jakub Jelinek <jakub@redhat.com>
27163 PR tree-optimization/36922
27164 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
27165 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
27168 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27170 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
27173 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27175 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
27177 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27179 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
27182 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
27183 Richard Sandiford <rdsandiford@googlemail.com>
27185 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
27186 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
27187 (loongson_biadd): ...this.
27189 2009-02-17 Richard Guenther <rguenther@suse.de>
27191 PR tree-optimization/39202
27192 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
27193 a var make sure to follow existing collapses.
27195 2009-02-17 Richard Guenther <rguenther@suse.de>
27197 PR middle-end/39214
27198 * langhooks.c (lhd_print_error_function): Check for NULL block.
27200 2009-02-17 Richard Guenther <rguenther@suse.de>
27202 PR tree-optimization/39204
27203 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
27206 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
27208 * config/soft-fp/double.h: Update from glibc CVS.
27210 2009-02-17 Richard Guenther <rguenther@suse.de>
27212 PR tree-optimization/39207
27213 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
27214 strict-aliasing warnings for pointers pointing to NULL.
27216 2009-02-16 Joseph Myers <joseph@codesourcery.com>
27219 * c-parser.c (c_parser_braced_init): Call pop_init_level when
27220 skipping until next close brace.
27222 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
27225 * config/i386/i386.c (ix86_expand_push): Set memory alignment
27226 to function argument boundary.
27228 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27230 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
27231 in the lea_add. Reload eventually constraints it properly.
27232 * config/picochip/constraints.md: Remove the target constraint
27233 "b", since it is not needed anymore.
27235 2009-02-16 Jakub Jelinek <jakub@redhat.com>
27237 * gthr-dce.h: Uglify function parameter and local variable names.
27238 * gthr-gnat.h: Likewise.
27239 * gthr-mipssde.h: Likewise.
27240 * gthr-nks.h: Likewise.
27241 * gthr-posix95.h: Likewise.
27242 * gthr-posix.h: Likewise.
27243 * gthr-rtems.h: Likewise.
27244 * gthr-single.h: Likewise.
27245 * gthr-solaris.h: Likewise.
27246 * gthr-tpf.h: Likewise.
27247 * gthr-vxworks.h: Likewise.
27248 * gthr-win32.h: Likewise.
27250 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
27253 * config/i386/i386.md: Restrict the new peephole2 to move
27254 between MMX/SSE registers.
27256 2009-02-15 Richard Guenther <rguenther@suse.de>
27259 2009-02-13 Richard Guenther <rguenther@suse.de>
27261 * configure.ac: Enable LFS.
27262 * configure: Re-generate.
27263 * config.in: Likewise.
27265 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27267 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
27268 spu_srqwbyte, spu_srqwbytebc): Define.
27269 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
27270 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
27271 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
27272 "shrqby_<mode>"): New insn-and-split patterns.
27273 * config/spu/spu.c (expand_builtin_args): Determine and return
27274 number of operands using spu_builtin_description data.
27275 (spu_expand_builtin_1): Use it.
27277 2009-02-13 Steve Ellcey <sje@cup.hp.com>
27280 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
27283 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27286 * config/i386/i386.c (override_options): Correct warning
27287 messages for -malign-loops, -malign-jumps and -malign-functions.
27289 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27292 * config/i386/i386.md: Restrict the new peephole2 to move
27293 between the general purpose registers.
27295 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27298 * config/i386/i386.c (type_natural_mode): Add a new argument.
27299 Return the original mode and warn ABI change if vector size is 32byte.
27300 (function_arg_advance): Updated.
27301 (function_arg): Likewise.
27302 (ix86_function_value): Likewise.
27303 (ix86_return_in_memory): Likewise.
27304 (ix86_sol10_return_in_memory): Likewise.
27305 (ix86_gimplify_va_arg): Likewise.
27306 (function_arg_32): Don't warn ABX ABI change here.
27307 (function_arg_64): Likewise.
27309 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27311 * loop-iv.c (implies_p): In the final case, test that operands 0
27312 of the two comparisons match.
27314 * config/bfin/bfin.c (find_prev_insn_start): New function.
27315 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27316 (find_next_insn_start): Move.
27318 2009-02-13 Richard Guenther <rguenther@suse.de>
27320 * configure.ac: Enable LFS.
27321 * configure: Re-generate.
27322 * config.in: Likewise.
27324 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27327 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27328 sizes on syntax error after some arguments have been parsed.
27330 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27332 * doc/invoke.texi (-fira): Remove.
27334 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27336 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27337 * recog.c: Likewise.
27340 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27342 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27343 (umul_ppmm): Likewise.
27344 (count_leading_zeros): Likewise.
27345 (count_trailing_zeros): Likewise.
27346 (UMUL_TIME): Likewise.
27348 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27350 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27351 soft-fp/t-softfp to tmake_file.
27353 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27354 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27355 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27356 IA64_BUILTIN_INFQ]: New.
27357 (ia64_init_builtins): Initialize __builtin_infq,
27358 __builtin_fabsq and __builtin_copysignq if not HPUX.
27359 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27360 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27362 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27364 (__fixtfti): Likewise.
27365 (__fixunstfti): Likewise.
27366 (__floattitf): Likewise.
27368 * config/ia64/libgcc-glibc.ver: New.
27369 * config/ia64/t-fprules-softfp: Likewise.
27370 * config/ia64/sfp-machine.h: Likewise.
27372 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27373 (LIBGCC2_TF_CEXT): Likewise.
27374 (TF_SIZE): Likewise.
27375 (TARGET_INIT_LIBFUNCS): Likewise.
27377 * config/ia64/t-glibc (SHLINB_MAPFILES):
27378 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27380 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27382 * config/i386/i386.c (construct_container): Rewrite processing
27383 BLKmode with X86_64_SSE_CLASS.
27385 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27388 * config/i386/i386.md: Replace simplify_replace_rtx with
27389 replace_rtx in the new peephole2.
27391 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27393 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27394 loop unrolling do not happen at -O2.
27396 2009-02-12 Michael Matz <matz@suse.de>
27398 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27400 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27402 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27405 2009-02-12 Ben Elliston <bje@au.ibm.com>
27407 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27408 patterns when updating the back chain. Missed in the 2009-02-10
27411 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27413 * doc/extend.texi (Decimal Floating Types): Update identifier of
27414 draft TR and list of missing support.
27416 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27418 PR middle-end/39154
27419 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27420 bit to variable length decl's flags, add it also to its
27421 pointer replacement variable.
27423 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27424 Jakub Jelinek <jakub@redhat.com>
27427 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27428 (memory_blockage): New expander.
27429 (*memory_blockage): New insn pattern.
27430 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27431 instead of general blockage at the end of function prologue when
27432 frame pointer is used to access red zone area. Do not emit blockage
27433 when profiling, it is emitted in generic code.
27434 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27435 function epilogue when frame pointer is used to access red zone area.
27437 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27440 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27441 by arithmetic with memory operands.
27442 * config/i386/predicates.md (commutative_operator): New.
27444 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27446 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27449 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27451 * alias.h (record_alias_subset): Declare.
27452 * alias.c (record_alias_subset): Make global.
27454 2009-02-10 Nick Clifton <nickc@redhat.com>
27456 * tree-parloops.c: Change license to GPLv3.
27457 * ipa-struct-reorg.c: Change license to GPLv3.
27458 * ipa-struct-reorg.h: Change license to GPLv3.
27460 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27463 * c-decl.c (start_struct): Return NULL on error.
27465 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27467 PR middle-end/39124
27468 * cfgloopmanip.c (remove_path): Call remove_bbs after
27469 cancel_loop_tree, not before it.
27472 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27473 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27474 VAR_DECLs were seen.
27475 * tree-ssa-live.c (remove_unused_locals): Recompute
27476 cfun->has_local_explicit_reg_vars.
27477 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27478 copies or clearings if cfun->has_local_explicit_reg_vars.
27480 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27483 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27484 of function prologue when frame pointer is used to access
27487 2009-02-10 Richard Guenther <rguenther@suse.de>
27489 PR middle-end/39127
27490 * gimplify.c (gimple_regimplify_operands): Always look if
27491 we need to create a temporary.
27493 2009-02-10 Richard Guenther <rguenther@suse.de>
27495 PR tree-optimization/39132
27496 * tree-loop-distribution.c (todo): New global var.
27497 (generate_memset_zero): Trigger TODO_rebuild_alias.
27498 (tree_loop_distribution): Return todo.
27500 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27503 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27504 (x86_64_reg_class_name): Removed.
27505 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27506 first one isn't X86_64_SSE_CLASS or any other ones aren't
27507 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27508 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27509 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27510 and 3 X86_64_SSEUP_CLASS.
27511 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27512 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27514 2009-02-10 Ben Elliston <bje@au.ibm.com>
27516 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27517 form instruction to update the stack back chain word, even if the
27518 user has disabled the generation of update instructions.
27519 (movdi_<mode>_update_stack): New.
27520 (movsi_update_stack): Likewise.
27521 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27522 always use an update form instruction to update the stack back
27525 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27527 PR middle-end/38953
27528 * graphite.c (if_region_set_false_region): After moving a region in
27529 the false branch of a condition, remove the empty dummy basic block.
27530 (gloog): Remove wrong fix for PR38953.
27532 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27534 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27535 generation due to implicit sign extension.
27537 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27539 PR middle-end/38981
27540 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27541 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27543 2009-02-09 Richard Guenther <rguenther@suse.de>
27545 PR middle-end/35202
27546 * convert.c (convert_to_real): Disable (float)fn((double)x)
27547 to fnf(x) conversion if errno differences may occur and
27548 -fmath-errno is set.
27550 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27552 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27553 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27554 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27556 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27559 * c-common.c (handle_alias_attribute): Disallow attribute for
27560 anything not a FUNCTION_DECL or VAR_DECL.
27562 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27565 * real.c (do_compare): Special-case compare of zero against
27566 decimal float value.
27568 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27571 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27572 as indicating flexible array members unless the field itself is
27573 being declarared as the incomplete array.
27575 2009-02-06 Jan Hubicka <jh@suse.cz>
27577 PR tree-optimization/38844
27578 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27579 is already inlined.
27581 2009-02-06 Richard Guenther <rguenther@suse.de>
27583 PR middle-end/38977
27584 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27585 fork because we may expand it as __gcov_fork.
27587 2009-02-06 Nick Clifton <nickc@redhat.com>
27589 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27591 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27593 PR tree-optimization/35659
27594 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27595 vn_phi_eq): Shortcut if hashcode does not match.
27596 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27598 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27599 and avoid iterative_hash_expr.
27600 (FOR_EACH_VALUE_ID_IN_SET): New.
27601 (value_id_compare): Remove.
27602 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27603 sort expressions by value id.
27605 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27608 * config/sh/predicates.md (general_movsrc_operand): Don't check
27609 the subreg of system registers here.
27611 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27614 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27615 on the copied decl.
27617 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27619 PR rtl-optimization/39110
27620 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27621 addresses, not aligned ones.
27623 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27624 Richard Guenther <rguenther@suse.de>
27626 PR tree-optimization/39100
27627 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27628 comment says and add edges.
27630 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27633 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27634 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27636 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27638 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27639 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27640 register_bb_in_sese, new_sese, free_sese): Moved.
27641 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27642 outermost_loop_in_scop, build_scop_iteration_domain,
27643 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27644 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27645 Use loop_in_sese_p instead of loop_in_scop_p.
27646 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27647 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27648 (scopdet_basic_block_info): Fix bug in scop detection.
27649 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27650 eq_loop_to_cloog_loop): Remove.
27651 (nb_loops_around_loop_in_scop, nb_loop
27652 ref_nb_loops): Moved here...
27653 * graphite.h (ref_nb_loops): ... from here.
27654 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27655 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27656 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27658 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27659 Hans-Peter Nilsson <hp@axis.com>
27661 PR rtl-optimization/37889
27662 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27663 Move offset handling from PLUS to before the switch. Use new
27664 arguments when considering SYMBOL_REFs too.
27665 (rtx_addr_can_trap_p): Pass dummy offset and size.
27666 (enum may_trap_p_flags): Remove.
27667 (may_trap_p_1): Pass size from MEM_SIZE.
27669 PR rtl-optimization/38921
27670 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27671 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27672 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27673 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27675 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27677 AVX Programming Reference (January, 2009)
27678 * config/i386/sse.md (*vpclmulqdq): New.
27680 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27682 PR tree-optimization/38977
27683 PR gcov-profile/38292
27684 * calls.c (special_function_p): Disregard __builtin_ prefix.
27686 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27688 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27689 non-indexable addresses even before reload.
27691 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27694 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27695 as having variable size. Do not give an error for unnamed
27696 parameters with [*] declarators. Give a warning for type names
27697 with [*] declarators and mark them as variable size.
27698 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27699 for sizeof applied to [*] type names.
27701 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27704 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27706 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27708 * gcc.c (process_command): Update copyright notice dates.
27709 * gcov.c (print_version): Likewise.
27710 * gcov-dump.c (print_version): Likewise.
27711 * mips-tfile.c (main): Likewise.
27712 * mips-tdump.c (main): Likewise.
27714 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27717 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27718 for composite type involving a zero-length array type.
27720 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27723 * function.c (match_asm_constraints_1): Skip over
27724 initial optional % in the constraint.
27726 PR inline-asm/39059
27727 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27728 supported, don't accept FIXED_CSTs.
27729 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27730 and _Sat is used without _Fract/_Accum. Set specs->type to
27731 integer_type_node for cts_fract/cts_accum if fixed point is not
27734 2009-02-02 Catherine Moore <clm@codesourcery.com>
27736 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27738 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27740 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27741 (ABI_HAS_64BIT_SYMBOLS): Use it.
27742 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27744 2009-02-02 Paul Brook <paul@codesourcery.com>
27746 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27748 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27750 PR inline-asm/39058
27751 * recog.h (asm_operand_ok): Add constraints argument.
27752 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27753 recurse on matching constraint.
27754 (check_asm_operands): Pass constraints as 3rd argument to
27755 asm_operand_ok. Don't look up matching constraint here.
27756 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27759 2009-02-02 Ben Elliston <bje@au.ibm.com>
27761 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27762 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27764 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27766 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27767 information. Remove some obsolete information. Reorganize.
27769 * config/pa/fptr.c: Revert license to GPL 2.
27770 * config/pa/milli64.S: Likewise.
27772 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27775 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27776 LIBRARY name in, instead of hard-coding it.
27777 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27778 extra target make frag to tmake_files according to EH model.
27779 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27780 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27781 frags that define makefile variable EH_MODEL appropriately.
27782 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27783 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27784 to "-sjlj" according to type of EH configured.
27785 (LIBGCC_SONAME): Concatenate it to shared library base name.
27786 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27787 to "_sjlj" according to type of EH configured.
27788 (LIBGCC_SONAME): Concatenate it to shared library base name.
27789 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27790 (SHLIB_LINK): Add missing semicolon to if-else construct.
27791 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27792 string value of "pe_dll" command-line option.
27793 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27794 (SHLIB_SONAME): Use it when overriding t-cygming default.
27795 (SHLIB_IMPLIB): Override t-cygming default.
27796 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27797 string value of "pe_dll" command-line option.
27799 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27802 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27803 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27805 2009-01-31 Richard Guenther <rguenther@suse.de>
27807 PR tree-optimization/38937
27808 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27809 computing the transitive closure.
27811 2009-01-30 Richard Guenther <rguenther@suse.de>
27813 PR tree-optimization/39041
27814 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27815 Propagate variable indices only if the types match for this stmt.
27817 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27820 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27821 inline but never defined.
27823 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27825 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27826 (*insv_h_di_reg_extimm): New insn.
27827 (*insv_l<mode>_reg_extimm): New insn.
27829 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27831 * config/picochip/picochip.c (flag_conserve_stack): set
27832 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27833 fconserve-stack. Reduce call-overhead used by inliner.
27835 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27838 * common.opt (flag_conserve_stack): Initialised to zero.
27840 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27843 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27844 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27847 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27849 * ira-color.c (allocno_reload_assign): Update comments.
27850 * regmove.c (regmove_optimize): Likewise.
27854 2009-01-29 Robert Millan <rmh@aybabtu.com>
27856 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27857 * config/i386/kopensolaris-gnu.h: New file. Undefine
27858 `MD_UNWIND_SUPPORT'.
27859 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27861 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27863 PR tree-optimization/39007
27864 * tree-loop-distribution.c (generate_builtin): Use
27865 recompute_dominator to compute the immediate dominator of the
27866 basic block just after the loop.
27868 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27870 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27871 (ASM_OUTPUT_DWARF_PCREL): Define.
27873 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27875 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27876 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27877 global. Modify entries about regmove and IRA.
27879 * ra-conflict.c: Remove the file.
27881 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27883 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27884 (pass_regclass_init): Rename to pass_reginfo_init.
27886 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27888 * toplev.h (flag_ira): Remove.
27890 * caller-save.c (setup_save_areas): Remove flag_ira.
27892 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27894 * global.c: Remove the file.
27896 * opts.c (decode_options): Remove flag_ira.
27898 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27900 * regmove.c: Modify file description.
27901 (find_use_as_address, try_auto_increment): Define them only if
27902 AUTO_INC_DEC is defined.
27903 (replacement_quality, replace_in_call_usage, fixup_match_1,
27904 stable_and_no_regs_but_for_p): Remove.
27905 (reg_set_in_bb): Make it static.
27906 (regmove_optimize): Remove flag_ira and code which worked for
27909 * local-alloc.c: Remove the file.
27911 * common.opt (fira): Remove.
27913 * ira.c: Include except.h.
27914 (eliminable_regset): Move from global.c.
27915 (mark_elimination): Ditto. Remove flag_ira.
27916 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27917 equiv_mem_modified, validate_equiv_mem_from_store,
27918 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27919 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27920 no_equiv, recorded_label_ref): Move from local-alloc.c.
27921 (update_equiv_regs): Ditto. Make it static.
27922 (print_insn_chain, print_insn_chains): Move it from global.c.
27923 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27924 (build_insn_chain): Ditto. Make it static.
27925 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27926 Rename to init_live_subregs.
27927 (gate_ira): Remove flag_ira.
27929 * regclass.c: Rename reginfo.c. Change file description.
27930 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27931 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27932 (init_reg_sets_1): Remove code for evaluation of
27933 reg_class_superclasses and losing_caller_save_reg_set.
27934 (init_regs): Remove init_reg_autoinc.
27935 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27936 ok_for_base_p_nonstrict): Remove.
27937 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27938 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27939 corresponding entries.
27940 (dump_regclass, record_operand_costs, scan_one_insn,
27941 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27942 record_address_regs, auto_inc_dec_reg_p): Remove.
27943 (gt-regclass.h): Rename to gt-reginfo.h.
27945 * rtl.h (dump_global_regs, retry_global_alloc,
27946 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27948 * Makefile.in (RA_H): Remove.
27949 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27950 Rename regclass.o to reginfo.o.
27951 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27953 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27954 (GTFILES): Rename regclass.c to reginfo.c.
27956 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27957 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27959 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27960 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27962 (finish_spills): Ditto. Remove code for !flag_ira.
27964 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27966 PR middle-end/35854
27967 * doc/invoke.texi (rtl debug options): Complete rewrite.
27968 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27970 * mode-switching.c (pass_mode_switching): Rename pass from
27971 "mode-sw" to "mode_sw".
27972 * except.c (pass_convert_to_eh_ranges): Rename pass from
27973 "eh-ranges" to "eh_ranges".
27974 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27978 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27979 Alexander Monakov <amonakov@ispras.ru>
27981 PR middle-end/38857
27982 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27984 (move_exprs_to_boundary): Change return type and pass through
27985 should_move from move_op. Relax assert. Update usage ...
27986 (schedule_expr_on_boundary): ... here. Use should_move instead of
27988 (move_op_orig_expr_found): Indicate that insn was disconnected from
27990 (code_motion_process_successors): Do not call after_merge_succs
27991 callback if original expression was not found when traversing any of
27993 (code_motion_path_driver): Change return type. Update prototype.
27994 (move_op): Update comment. Add a new parameter (should_move). Update
27995 prototype. Set *should_move based on indication provided by
27996 move_op_orig_expr_found.
27998 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
28000 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
28001 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
28002 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
28003 * config/rs6000/rs6000.c (rs6000_override_options): Default
28004 avoid-indexed-addresses on for Power6, off for everything else.
28005 (avoiding_indexed_address_p): New function.
28006 (rs6000_legitimize_address): Use it.
28007 (rs6000_legitimate_address): Likewise.
28008 * config/rs6000/rs6000.md (movXX_updateX): Likewise
28010 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
28012 PR tree-optimization/38997
28013 * tree-loop-distribution.c (generate_memset_zero): Use
28014 POINTER_PLUS_EXPR for a pointer addition.
28016 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
28018 * config/s390/s390.md (bswap<mode>2): New pattern added.
28020 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28022 * config/s390/s390.md (*tls_load_31): Added type attribute.
28024 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28026 * config/s390/s390.md: Fix a few comments.
28028 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28030 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
28031 (*tm<mode>_full): Fixed z10prop attribute.
28032 (*tst<mode>_extimm): Fixed z10prop attribute.
28033 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
28034 (*tstqiCCT_cconly): Fixed z10prop attribute.
28035 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
28036 (*movsi_larl): Fixed z10prop attribute.
28037 (*movsi_zarch): Fixed z10prop attribute.
28038 (*movsi_eas): Fixed z10prop attribute.
28039 (*movhi): Fixed z10prop attribute.
28040 (*movqi): Fixed z10prop attribute.
28041 (*movstrictqi): Fixed z10prop attribute.
28042 (*mov<mode>): Fixed z10prop attribute.
28043 (*movcc): Fixed z10prop attribute.
28044 (*sethighpartdi_64): Fixed z10prop attribute.
28045 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
28046 (*negdi2_sign_cc): Fixed z10prop attribute.
28047 (*negdi2_sign): Fixed z10prop attribute.
28048 (*absdi2_sign_cc): Fixed z10prop attribute.
28049 (*absdi2_sign): Fixed z10prop attribute.
28050 (*negabsdi2_sign_cc): Fixed z10prop attribute.
28051 (*negabsdi2_sign): Fixed z10prop attribute.
28052 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
28053 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
28054 (doloop_si64): Fixed z10prop attribute.
28055 (doloop_si31): Fixed z10prop attribute.
28056 (doloop_long): Fixed z10prop attribute.
28057 (indirect_jump): Fixed z10prop attribute.
28058 (nop): Fixed z10prop attribute.
28059 (main_base_64): Fixed z10prop attribute.
28060 (reload_base_64): Fixed z10prop attribute.
28062 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28064 PR rtl-optimization/38740
28065 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
28067 * config/mips/mips.c (mips_reorg): Likewise.
28069 2009-01-28 Richard Guenther <rguenther@suse.de>
28071 PR tree-optimization/38926
28072 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
28073 with the correct value id to a value.
28074 (do_regular_insertion): Use the value number of edoubleprime
28075 for the value number of the expr.
28078 2008-08-21 Richard Guenther <rguenther@suse.de>
28080 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
28081 a PHI ask VN if it is already available.
28082 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
28083 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
28085 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28087 PR middle-end/38934
28088 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
28089 set to varying whenever max has TREE_OVERFLOW set, similarly
28090 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
28092 2009-01-28 Richard Guenther <rguenther@suse.de>
28094 PR middle-end/38908
28095 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
28096 uninitialized aggregate uses in call arguments.
28098 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
28100 PR tree-optimization/38984
28101 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
28102 the nothing_id variable if -fno-delete-null-pointer-checks.
28104 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
28107 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
28108 (set_got_offset_rex64): Ditto.
28110 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
28113 * doc/extend.texi: Improve local variable with asm reg.
28115 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
28117 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
28118 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
28119 was not supplied then set warn_packed_bitfield_compat to the
28120 default value of 1.
28121 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
28124 2009-01-27 Richard Guenther <rguenther@suse.de>
28126 PR tree-optimization/38503
28127 * cfgexpand.c (expand_gimple_basic_block): Ignore
28128 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
28129 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
28130 variables that cannot have TBAA applied.
28131 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
28134 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
28136 PR middle-end/38969
28137 * calls.c (initialize_argument_information): Do not wrap complex
28138 arguments in SAVE_EXPR.
28140 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
28142 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
28143 (INSTALL_LIBGCC): Revert typo commit.
28145 2009-01-26 Richard Guenther <rguenther@suse.de>
28147 PR tree-optimization/38745
28148 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
28149 from special handling.
28151 2009-01-26 Richard Guenther <rguenther@suse.de>
28153 PR tree-optimization/38745
28154 * tree-ssa.c (execute_update_addresses_taken): Do not include
28155 variables that cannot possibly be a register in not_reg_needs.
28156 Do not clear TREE_ADDRESSABLE on vars that may not become
28158 * tree-ssa.c (update_alias_info_1): Include those in the set
28159 of addressable vars.
28161 2009-01-26 Richard Guenther <rguenther@suse.de>
28163 PR middle-end/38851
28164 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
28165 * tree-ssa-dse.c: Include langhooks.h
28166 (execute_simple_dse): Remove stores with zero size.
28168 2009-01-24 Jakub Jelinek <jakub@redhat.com>
28171 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
28174 2009-01-24 Julian Brown <julian@codesourcery.com>
28176 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
28177 config/arm/linux-atomic.c.
28178 * config/arm/linux-atomic.c: New.
28180 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
28182 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
28183 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
28184 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
28186 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
28189 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
28192 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
28194 PR tree-optimization/38953
28195 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
28196 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
28197 (gloog): Split the exit of the scop when the scop exit is a loop exit.
28198 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
28201 2009-01-24 Paul Brook <paul@codesourcery.com>
28203 * config/arm/neon.md (neon_type): Move to arm.md.
28204 (neon_mov<VSTRUCT>): Add neon_type attribute.
28205 * config/arm/arm.md (neon_type): Move to here.
28206 (conds): Add "unconditioal" and use as default for NEON insns.
28208 2009-01-24 Ben Elliston <bje@au.ibm.com>
28210 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
28211 void *' warning from -Wc++-compat.
28212 * Makefile.in (dominance.o-warn): Remove.
28214 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
28216 PR tree-optimization/38932
28217 * fold-const.c (fold_unary_ignore_overflow): New.
28218 * tree.h (fold_unary_ignore_overflow): Declare.
28219 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
28220 * tree-ssa-sccvn.c (visit_reference_op_load,
28221 simplify_unary_expression): Likewise.
28223 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
28225 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
28226 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
28227 regardless of their type.
28228 * c-common.c (handle_packed_attribute): Don't ignore packed on
28230 * c.opt (Wpacked-bitfield-compat): New warning option.
28231 * stor-layout.c (place_field): Warn if offset of a field changed.
28232 * doc/extend.texi (packed): Mention the ABI change.
28233 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
28234 (Warning Options): Add it to the list.
28236 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
28238 * c-opts.c (c_common_post_options): Fix a typo in comments.
28240 2009-01-22 Steve Ellcey <sje@cup.hp.com>
28242 PR middle-end/38615
28243 * gimplify.c (gimplify_init_constructor): Fix promotion of const
28244 variables to static.
28245 * doc/invoke.texi (-fmerge-all-constants): Update description.
28247 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
28250 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
28251 (*movdi_1_rex64): Use type "mmx" for alternative 5.
28253 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
28255 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
28257 (LOCAL_ALIGNMENT): Similarly.
28259 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28260 Joseph Myers <joseph@codesourcery.com>
28262 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
28263 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
28264 * config/arm/arm-tune.md: Regenerate.
28265 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
28268 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28270 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
28271 version number to five.
28273 2009-01-22 Dodji Seketeli <dodji@redhat.com>
28276 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
28277 * c-common.c (set_underlying_type): Likewise.
28278 (is_typedef_decl ): Likewise
28280 (set_underlying_type): Likewise.
28281 (is_typedef_type): Likewise.
28283 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
28285 PR middle-end/38587
28286 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
28289 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28292 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
28293 (LIBGCC_SPEC): Don't define.
28294 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
28296 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
28298 PR rtl-optimization/38879
28299 * alias.c (base_alias_check): Unaligned access via AND address can
28300 alias all surrounding object types except those with sizes equal
28301 or wider than the size of unaligned access.
28303 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28306 * c-decl.c (clone_underlying_type): Move this ...
28307 * c-common.c (set_underlying_type): ... here.
28308 Also, make sure the function properly sets TYPE_STUB_DECL() on
28309 the newly created typedef variant type.
28310 (is_typedef_decl ): New entry point.
28311 * tree.h: Added a new member member_types_needing_access_check to
28312 struct tree_decl_non_common.
28313 (set_underlying_type): New entry point.
28314 (is_typedef_type): Likewise.
28316 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28318 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28319 Check whether two instructions have memory references that
28320 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28321 are helper functions for traversing.
28322 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28323 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28324 not to draw dependency edge for instructions with non-conflicting
28327 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28330 * longlong.h: Update copyright years. Use soft-fp license notice.
28331 Sync __clz_tab declaration with glibc.
28333 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28336 * doc/extend.texi (syscall_linkage): New.
28337 (version_id): Modify.
28339 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28340 Richard Guenther <rguenther@suse.de>
28342 PR tree-optimization/38747
28343 PR tree-optimization/38748
28344 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28345 conversion if the base address is an indirect reference and the
28346 aliasing sets could cause issues.
28348 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28350 * common.opt (fgraphite, fgraphite-identity): Add comment for
28351 explaining why these options are not documented.
28353 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28355 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28356 gimple_call_lhs is NULL.
28358 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28361 * emit-rtl.c (adjust_address_1): Make sure memref is never
28364 2009-01-20 Ben Elliston <bje@au.ibm.com>
28366 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28367 const qualifier from arg parameter. Remove unnecessary cast to char *.
28368 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28369 const qualifier from arg 2.
28371 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28373 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28375 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28378 * rtl.h (reinit_regs): New prototype.
28379 * regclass.c: Include ira.h.
28380 (reinit_regs): New.
28381 * Makefile.in (regclass.o): Add ira.h.
28382 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28384 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28387 * c-common.c (handle_aligned_attribute): Use
28388 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28389 default alignment value.
28391 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28393 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28394 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28396 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28397 __BIGGEST_ALIGNMENT__.
28399 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28401 2009-01-18 Richard Guenther <rguenther@suse.de>
28403 PR tree-optimization/38819
28404 * tree-flow.h (operation_could_trap_helper_p): Declare.
28405 * tree-eh.c (operation_could_trap_helper_p): Export.
28406 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28407 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28408 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28409 are about to insert a possibly trapping instruction and fail
28412 2009-01-18 Andreas Schwab <schwab@suse.de>
28414 * doc/install.texi (Configuration): Remove obsolete paragraph
28415 about use of --with-gnu-ld with --with-gnu-as.
28417 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28419 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28420 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28421 Follow spelling conventions.
28423 2009-01-18 Ben Elliston <bje@au.ibm.com>
28425 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28426 C++ warning about implicit conversion from void * to struct
28428 (bitmap_obstack_free): Likewise for bitmap_element *.
28429 * Makefile.in (bitmap.o-warn): Remove.
28431 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28433 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28435 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28436 Tobias Grosser <tobi.grosser@amd.com>
28438 * graphite.c (graphite_trans_scop_block): Do not block single
28441 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28443 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28444 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28445 test with assertion.
28447 2009-01-16 Richard Guenther <rguenther@suse.de>
28449 PR tree-optimization/38835
28450 PR middle-end/36227
28451 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28452 and INT + PTR -> (INT)(PTR p+ INT) folding.
28453 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28455 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28458 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28459 the subreg from a lowpart subreg if it is also casting the value.
28461 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28462 Tobias Grosser <tobi.grosser@amd.com>
28464 * graphite.c (compare_prefix_loops): New.
28465 (build_scop_canonical_schedules): Rewritten.
28466 (graphite_transform_loops): Move build_scop_canonical_schedules
28467 after build_scop_iteration_domain.
28469 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28470 Tobias Grosser <tobi.grosser@amd.com>
28472 * graphite.c (add_conditions_to_domain): Add the loops to
28473 the dimension of the iteration domain. Do copy the domain
28474 only when it exists.
28475 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28476 (add_conditions_to_constraints): New.
28477 (can_generate_code_stmt, can_generate_code): Removed.
28478 (gloog): Do not call can_generate_code.
28479 (graphite_transform_loops): Call add_conditions_to_constraints
28480 after building the iteration domain.
28482 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28484 PR tree-optimization/38789
28485 * tree-ssa-threadedge.c
28486 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28487 __builtin_constant_p.
28489 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28491 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28492 examined before deleting them.
28494 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28496 * function.c (aggregate_value_p): Correctly extract the function
28497 type from CALL_EXPR_FN lookup.
28499 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28501 * config/picochip/picochip.c (picochip_override_options): Revert
28502 CFI asm flag disable commited previously.
28504 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28505 Tobias Grosser <tobi.grosser@amd.com>
28506 Jan Sjodin <jan.sjodin@amd.com>
28508 * graphite.c (scan_tree_for_params): On substractions negate
28509 all the coefficients of the term.
28510 (clast_to_gcc_expression_red): New. Handle reduction expressions
28511 of more than two operands.
28512 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28513 (get_vdef_before_scop): Handle also the case of default definitions.
28515 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28517 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28518 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28519 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28521 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28522 Joey Ye <joey.ye@intel.com>
28524 PR middle-end/37843
28525 * cfgexpand.c (expand_stack_alignment): Don't update stack
28526 boundary nor check incoming stack boundary here.
28527 (gimple_expand_cfg): Update stack boundary and check incoming
28528 stack boundary here.
28530 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28532 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28534 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28536 PR rtl-optimization/38245
28537 * calls.c (expand_call): Add stack arguments to
28538 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28539 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28540 in regs and partially in memory or BLKmode arguments.
28541 (emit_library_call_value_1): Add stack arguments to
28542 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28543 ACCUMULATE_OUTGOING_ARGS).
28544 * dce.c: Include tm_p.h.
28545 (find_call_stack_args): New function.
28546 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28548 (mark_insn): Call find_call_stack_args for CALL_Ps.
28549 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28550 forwards. Allocate and free arg_stores bitmap if needed, pass it
28551 down to deletable_insn_p, don't mark stores set in arg_stores
28552 bitmap, clear the bitmap at the beginning of each bb.
28553 * Makefile.in (dce.o): Depend on $(TM_P_H).
28555 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28558 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28559 to make sure the insn is a conditional test (bug 22599). Reformat a
28562 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28564 PR middle-end/38431
28565 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28566 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28567 (gloog): Do not call cleanup_tree_cfg.
28568 (graphite_transform_loops): Call cleanup_tree_cfg after all
28569 scops have been code generated.
28571 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28572 * doc/gty.texi (Invoking the garbage collector): Added new node
28573 and section documenting ggc_collect.
28575 2009-01-14 Richard Guenther <rguenther@suse.de>
28577 PR tree-optimization/38826
28578 PR middle-end/38477
28579 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28580 initialization notes only if we actually emitted a warning.
28581 (intra_create_variable_infos): Add constraints for a result decl
28582 that is passed by hidden reference.
28583 (build_pred_graph): Mark all related variables non-direct on
28586 2009-01-14 Nick Clifton <nickc@redhat.com>
28588 * ira-conflicts.c: Include addresses.h for the definition of
28590 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28591 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28593 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28596 * Makefile.in (ira-lives.o): Add except.h.
28598 * ira-lives.c: Include except.h.
28599 (process_bb_node_lives): Process can_throw_internal.
28601 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28603 PR rtl-optimization/38774
28604 * combine.c (simplify_set): When undoing cc_use change, don't do
28605 PUT_CODE on the newly created comparison, but instead put back the
28608 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28610 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28611 values. Remove duplicate arm8 entry.
28613 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28615 PR tree-optimization/38786
28616 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28617 the SSA_NAME case of expand_scalar_variables_expr.
28618 Set the type of an expression to the type of its assign statement.
28619 (expand_scalar_variables_expr): Also gather the scalar computation
28620 used to index the memory access. Do not pass loop_p.
28621 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28622 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28623 the gimple_stmt_iterator where it inserts new code.
28624 Do not pass loop_p.
28625 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28626 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28628 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28630 * graphite.h (debug_value): Removed.
28631 * graphite.c (debug_value): Removed.
28633 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28635 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28636 ldrd/strd with two 32-bit instructions.
28638 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28640 * config/arm/arm.c (struct processors): Pass for speed down into
28641 cost helper functions.
28642 (const_ok_for_op): Handle COMPARE and inequality nodes.
28643 (arm_rtx_costs_1): Rewrite.
28644 (arm_size_rtx_costs): Update prototype.
28645 (arm_rtx_costs): Pass speed down to helper functions.
28646 (arm_slowmul_rtx_costs): Rework cost calculations.
28647 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28648 (arm_9e_rtx_costs): Likewise.
28650 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28652 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28653 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28654 (alpha_legitimize_address): Do not split local symbols wider than
28655 UNITS_PER_WORD into HIGH/LO_SUM parts.
28657 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28660 * gcc.c (process_command): Replace call to execvp with calls
28661 to pex_one and exit.
28663 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28666 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28667 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28668 variant for devices with 3-byte PC.
28669 (__tablejump_elpm__): New.
28671 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28674 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28675 offsetof member-designator, handle it as `[0].'.
28677 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28679 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28680 function when not using named sections on targets with named sections
28681 if branch distance is less than 262132.
28683 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28685 * combine.c (combine_instructions): Recompute
28686 optimize_this_for_speed_p for each BB in the main combine loop.
28688 2009-01-12 Tomas Bily <tbily@suse.cz>
28691 * tree-loop-distribution.c (prop_phis): New function.
28692 (generate_builtin): Call prop_phis.
28694 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28696 PR tree-optimization/38807
28697 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28698 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28700 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28702 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28703 subreg of op0 to the original op0.
28705 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28707 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28709 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28712 * mips-tfile.c (parse_def): Fix parsing of def strings
28713 starting with digits.
28715 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28718 * config/arm/arm.c (arm_is_long_call_p): Don't call
28719 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28721 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28723 * regrename.c (regrename_optimize): Fix dumping.
28724 (find_oldest_value_reg): Preserve REG_POINTER.
28725 (copy_hardreg_forward_1): Likewise.
28727 2009-01-09 Diego Novillo <dnovillo@google.com>
28729 * gimple.h (struct gimple_statement_base) <uid>: Document
28730 the restrictions on its use.
28731 (gimple_uid): Tidy.
28732 (gimple_set_uid): Tidy.
28734 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28736 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28737 zero guard even if align_bytes != 0 and count is smaller than
28740 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28742 PR rtl-optimization/38495
28743 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28744 (add_range_and_copies_from_move_list): Print all added ranges.
28745 Add ranges to memory optimized destination.
28747 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28751 * config/i386/i386.c (override_options): Reject
28752 -mstringop-strategy=rep_8byte with -m32.
28753 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28754 to 1. Do count comparison against epilogue_size_needed at compile
28755 time even when count_exp was constant forced into register. For
28756 size_needed don't jump to epilogue, instead just avoid aligning
28757 and invoke the body algorithm. If need_zero_guard, add zero guard
28758 even if count is non-zero, but smaller than size_needed + number of
28759 bytes that could be stored for alignment.
28760 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28761 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28762 but smaller than size_needed + number of bytes that could be stored
28763 for alignment. Compare size_needed with epilogue_size_needed instead
28764 of desired_align - align, don't adjust size_needed, pass
28765 epilogue_size_needed to the epilogue expanders.
28768 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28770 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28772 * pa.c (last_address): Change to unsigned.
28773 (update_total_code_bytes): Change argument to unsigned. Don't
28774 check if insn addresses are set.
28775 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28776 addresses are not set.
28777 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28779 2009-01-09 Nick Clifton <nickc@redhat.com>
28781 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28782 DECL_DECLARED_INLINE_P.
28784 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28786 PR middle-end/38347
28787 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28788 GET_MODE (op0) in operand_subword_force calls.
28790 PR middle-end/38771
28791 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28792 fold_convert arg0 operands to TREE_TYPE (op0) first.
28794 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28796 * params.def (ira-max-conflict-table-size): Decrease default value
28799 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28801 PR tree-optimization/37031
28802 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28804 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28805 allocate it using gc instead of heap, use VEC_quick_push instead of
28807 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28808 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28809 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28810 allocated vector from heap allocated.
28811 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28812 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28813 vector only after perfect_loop_nest_depth call.
28815 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28816 Jan Sjodin <jan.sjodin@amd.com>
28818 PR tree-optimization/38559
28819 * graphite.c (debug_value, copy_constraint,
28820 swap_constraint_variables, scale_constraint_variable, ): New.
28821 (get_lower_bound, get_upper_bound): Removed.
28822 (graphite_trans_bb_strip_mine): Clean up this code that works
28823 only for constant number of iterations. Fully copy upper and
28824 lower bound constraints, not only the constant part of them.
28825 * graphite.h (debug_value): Declared.
28827 2009-01-08 Ira Rosen <irar@il.ibm.com>
28829 PR tree-optimization/37194
28830 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28831 Don't add the cost of cost model guard in prologue to scalar
28832 outside cost in case of known number of iterations.
28834 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28835 Alan Modra <amodra@bigpond.net.au>
28837 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28838 non-word-aligned REG+CONST addressing.
28840 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28843 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28844 free_after_compilation when outputting a thunk.
28845 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28846 Do not call free_after_compilation here.
28848 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28850 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28851 (ix86_valid_target_attribute_inner_p): Ditto.
28853 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28855 PR tree-optimization/38492
28856 PR tree-optimization/38498
28857 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28858 * tree-chrec.h (scev_is_linear_expression): Declared.
28859 * graphite.c (graphite_cannot_represent_loop_niter): New.
28860 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28861 (graphite_loop_normal_form): Use gcc_assert.
28862 (scan_tree_for_params): Use CASE_CONVERT.
28863 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28864 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28865 Use gcc_assert. Discard scops that contain unhandled cases.
28866 (build_scop_conditions): Return a boolean status for unhandled cases.
28867 (strip_mine_profitable_p): Print the loop number, not its depth.
28868 (is_interchange_valid): Pass the depth of the loop nest, don't
28869 recompute it wrongly.
28870 (graphite_trans_bb_block): Same.
28871 (graphite_trans_bb_block): Print tentative of loop blocking.
28872 (graphite_trans_scop_block): Do not print that the loop has been
28874 (graphite_transform_loops): Do not handle scops that contain condition
28877 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28879 AVX Programming Reference (December, 2008)
28880 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28881 (_mm256_stream_pd): Likewise.
28882 (_mm256_stream_ps): Likewise.
28884 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28885 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28886 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28887 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28888 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28889 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28890 (ix86_expand_special_args_builtin): Likewise.
28892 * config/i386/sse.md (AVXMODEDI): New.
28893 (avx_movnt<mode>): Likewise.
28894 (avx_movnt<mode>): Likewise.
28895 (<sse>_movnt<mode>): Remove AVX support.
28896 (sse2_movntv2di): Likewise.
28898 2009-01-07 Richard Guenther <rguenther@suse.de>
28900 PR middle-end/38751
28901 * fold-const.c (extract_muldiv): Remove obsolete comment.
28902 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28903 to PLUS_EXPR canonicalization for the canonicalization.
28905 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28907 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28908 hosted cross-compilers generating less efficient code.
28910 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28912 * function.h (rtl_data): Add a dbr_scheduled_p field.
28913 * reorg.c (dbr_schedule): Set it.
28914 (gate_handle_delay_slots): Check it.
28915 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28916 (mips_reorg): Check flag_delayed_branch instead of
28917 mips_base_delayed_branch.
28918 (mips_override_options): Don't set mips_base_delayed_branch
28919 or flag_delayed_branch.
28921 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28923 PR rtl-optimization/38426.
28924 * ira.c (ira): Set current_function_is_leaf earlier.
28926 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28928 PR rtl-optimization/38722
28929 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28930 too early, only set a flag and modify after last possible
28933 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28936 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28937 * real.c (decimal_single_format): Correct values of emin and emax.
28938 (decimal_double_format): Ditto.
28939 (decimal_quad_format): Ditto.
28940 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28941 computation of DECnn_MIN and DECnn_MAX for corrected values of
28942 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28943 __DECnn_MIN__, and adjust its computation for the corrected value
28946 2009-01-06 Jan Hubicka <jh@suse.cz>
28949 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28951 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28953 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28954 Add Robert Clark to the list of testers.
28956 2009-01-06 Jan Hubicka <jh@suse.cz>
28957 Kai Tietz <kai.tietz@onevision.com>
28959 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28960 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28962 2009-01-06 Jan Hubicka <jh@suse.cz>
28963 Kai Tietz <kai.tietz@onevision.com>
28965 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28967 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28968 (ix86_nsaved_regs): Count only general purpose regs.
28969 (ix86_nsaved_sseregs): New.
28970 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28971 to 16 for w64; compute padding and size of sse reg save area.
28972 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28973 general purpose regs.
28974 (ix86_emit_save_sse_regs_using_mov): New.
28975 (ix86_expand_prologue): Save SSE regs if needed.
28976 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28977 (ix86_emit_restore_sse_regs_using_mov): New.
28978 (ix86_expand_epilogue): Save SSE regs if needed.
28980 2009-01-06 Jan Hubicka <jh@suse.cz>
28981 Kai Tietz <kai.tietz@onevision.com>
28983 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28984 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28985 functions when accumulate outgoing args is off.
28987 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28990 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28991 before using pseudos_have_intersected_live_ranges_p.
28993 * ira-int.h (ira_assert): Always define.
28995 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28997 AVX Programming Reference (December, 2008)
28998 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28999 (_mm256_permute2_pd): Likewise.
29000 (_mm_permute2_ps): Likewise.
29001 (_mm256_permute2_ps): Likewise.
29002 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
29003 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
29005 * config/i386/i386.c (ix86_builtins): Remove
29006 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
29007 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
29008 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
29009 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
29010 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
29011 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
29012 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
29013 __builtin_ia32_vpermil2ps256.
29014 (ix86_init_mmx_sse_builtins): Updated.
29015 (ix86_expand_args_builtin): Likewise.
29017 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29019 * pa.c (output_call): Relocate non-jump insns in the delay slot of
29020 long absolute calls when generating PA 2.0 code.
29022 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
29024 PR rtl-optimization/38583
29025 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
29027 * params.def (ira-max-conflict-table-size): New.
29029 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
29031 * ira.h (ira_conflicts_p): New external definition.
29033 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
29034 table. Report this. Return result of building.
29035 (ira_build_conflicts): Use ira_conflicts_p. Check result of
29036 building conflict table.
29038 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
29039 (ira_color): Use ira_conflicts_p.
29041 * global.c: Include ira.h.
29042 (pseudo_for_reload_consideration_p, build_insn_chain): Use
29045 * Makefile.in (global.o): Add ira.h.
29047 * ira-build.c (mark_all_loops_for_removal,
29048 propagate_some_info_from_allocno): New.
29049 (remove_unnecessary_allocnos): Call
29050 propagate_some_info_from_allocno.
29051 (remove_low_level_allocnos): New.
29052 (remove_unnecessary_regions): Add parameter. Call
29053 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
29054 parameter to remove_unnecessary_regions.
29055 (ira_build): Remove all regions but root if the conflict table was
29056 not built. Update conflict hard regs for allocnos crossing calls.
29058 * ira.c (ira_conflicts_p): New global.
29059 (ira): Define and use ira_conflicts_p.
29061 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
29062 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
29063 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
29065 2009-01-06 Ben Elliston <bje@au.ibm.com>
29067 * gengtype-lex.l (YY_NO_INPUT): Define.
29069 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
29072 * c-common.c (handle_vector_size_attribute): Also reject
29073 BOOLEAN_TYPE types.
29075 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
29077 PR tree-optimization/38492
29078 * graphite.c (rename_map_elt, debug_rename_elt,
29079 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
29080 rename_map_elt_info, eq_rename_map_elts,
29081 get_new_name_from_old_name, bb_in_sese_p): Moved around.
29082 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
29083 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
29084 (sese_build_livein_liveouts): New.
29085 (new_sese, free_sese): New.
29086 (new_scop): Call new_sese.
29087 (free_scop): Call free_sese.
29088 (rename_variables_from_edge, rename_phis_end_scop): Removed.
29089 (register_old_new_names): Renamed register_old_and_new_names.
29090 (register_scop_liveout_renames, add_loop_exit_phis,
29091 insert_loop_close_phis, struct igp,
29092 default_liveout_before_guard, add_guard_exit_phis,
29093 insert_guard_phis, copy_renames): New.
29094 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
29095 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
29096 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
29097 (scop_adjust_phis_for_liveouts): New.
29098 (gloog): Call scop_adjust_phis_for_liveouts.
29100 * graphite.h (struct sese): Documented. Added fields liveout,
29101 num_ver and livein.
29102 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
29103 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
29104 (struct scop): Added field liveout_renames.
29105 (SCOP_LIVEOUT_RENAMES): New.
29107 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29109 PR tree-optimization/38510
29110 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
29111 (translate_clast): Call recompute_all_dominators before
29113 (gloog): Call recompute_all_dominators before graphite_verify.
29115 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29116 Jan Sjodin <jan.sjodin@amd.com>
29118 PR tree-optimization/38500
29119 * graphite.c (create_sese_edges): Call fix_loop_structure after
29122 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
29124 * config.gcc: Add m32r*-*-rtems*.
29125 * config/m32r/rtems.h: New file.
29127 2009-01-05 Ben Elliston <bje@au.ibm.com>
29129 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
29130 (.po.pox): Likewise.
29131 (po/gcc.pot): Likewise.
29133 2009-01-04 David S. Miller <davem@davemloft.net>
29135 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
29136 (STARTING_FRAME_OFFSET): Always set to zero.
29138 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29140 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
29141 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
29142 fixed-point types, and vectors of the same.
29144 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29146 * config/mips/sync.md (*mb_barrier): Rename to...
29147 (*memory_barrier): ...this.
29149 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
29151 * doc/extend.texi (Function Attributes): Move @cindex after @item
29152 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
29153 and put in alphabetical order. Fix 'target' name and put in order.
29154 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
29157 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
29159 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
29160 (memory_barrier): Expand as unspec instead of unspec_volatile.
29161 Remove mem:BLK from insn operands. Use Pmode scratch register.
29162 (*memory_barrier): Define as unspec instead of unspec_volatile.
29163 Use (match_dup 0) as input operand.
29165 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
29166 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
29167 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
29168 scratch register. Remove operand 1.
29169 (*stbar): Define as unspec instead of unspec_volatile.
29170 Use (match_dup 0) as input operand, remove (const_int 8).
29171 (*membar): Define as unspec instead of unspec_volatile.
29172 Use (match_dup 0) as input operand, remove input operand 2.
29174 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
29175 (memory_barrier): Expand as unspec instead of unspec_volatile.
29176 Remove mem:BLK from insn operands. Use Pmode scratch register.
29177 (*memory_barrier): Define as unspec instead of unspec_volatile.
29178 Use (match_dup 0) as input operand.
29180 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
29181 Remove mem:BLK from insn operands. Use Pmode scratch register.
29182 Set volatile flag on operand 0.
29183 (*memory_barrier): New insn pattern.
29185 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
29187 (*memory_barrier): Use (match_dup 0) as input operand.
29189 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
29190 Remove mem:BLK from insn operands. Use Pmode scratch register.
29191 Set volatile flag on operand 0.
29192 (*mb_internal): New insn pattern.
29194 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
29196 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29198 PR middle-end/38586
29199 * function.c (struct temp_slot): Move to the section of the file
29200 that deals with temp slots. Remove field 'address'.
29201 (temp_slot_address_table): New hash table of address -> temp slot.
29202 (struct temp_slot_address_entry): New struct, items for the table.
29203 (temp_slot_address_compute_hash, temp_slot_address_hash,
29204 temp_slot_address_eq, insert_temp_slot_address): Support functions
29206 (find_temp_slot_from_address): Rewrite to use the new hash table.
29207 (remove_unused_temp_slot_addresses): Remove addresses of temp
29208 slots that have been made available.
29209 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
29210 worker function for remove_unused_temp_slot_addresses.
29211 (assign_stack_temp_for_type): Don't clear the temp slot address list.
29212 Add the temp slot address to the address -> temp slot map.
29213 (update_temp_slot_address): Update via insert_temp_slot_address.
29214 (free_temp_slots): Call remove_unused_temp_slot_addresses.
29215 (pop_temp_slots): Likewise.
29216 (init_temp_slots): Allocate the address -> temp slot map, or empty
29217 the map if it is already allocated.
29218 (prepare_function_start): Initialize temp slot processing.
29220 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29222 PR middle-end/38584
29223 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
29224 Calculate the size of all stack vars assuming no packing of stack
29225 vars will happen, replacing a quadratic algorithm with a linear one.
29227 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29230 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
29233 2009-01-03 Diego Novillo <dnovillo@google.com>
29235 * doc/contrib.texi: Update contributions.
29237 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29240 * builtins.c (fold_builtin_memory_op): Give up if either operand
29241 is volatile. Set srctype or desttype to non-qualified version
29245 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
29246 and FUNCTION_DECLs.
29248 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
29250 PR rtl-optimization/35805
29251 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
29252 problem if fast dce is able to remove any instructions.
29253 * dce.c (dce_process_block): Fix dump message.
29255 2009-01-02 Mark Mitchell <mark@codesourcery.com>
29258 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
29260 2009-01-02 Jakub Jelinek <jakub@redhat.com>
29262 PR middle-end/38690
29263 * tree-flow.h (op_code_prio, op_prio): New prototypes.
29264 * tree-pretty-print.c (op_code_prio): New function.
29265 (op_prio): No longer static. Use op_code_prio.
29266 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
29267 Use op_prio and op_code_prio to determine if () should be
29268 printed around operand(s) or not.
29270 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
29271 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
29272 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
29273 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
29274 pp_character instead of pp_string for single letter printing.
29276 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
29278 * doc/extend.texi: Fix '#pragma GCC option' typo.
29280 2009-01-02 Richard Guenther <rguenther@suse.de>
29282 * doc/install.texi (--enable-checking): Mention different
29283 default for stage1.
29284 (--enable-stage1-checking): Document.
29286 2009-01-01 Andrew Pinski <pinskia@gmail.com>
29288 PR middle-end/30142
29289 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
29290 case to be an error.
29292 2009-01-02 Ben Elliston <bje@au.ibm.com>
29294 * config/fp-bit.h (pack_d): Constify argument.
29295 * config/fp-bit.c (makenan): Constify return type. Remove casts.
29296 (isnan): Constify argument.
29298 (iszero): Likewise.
29299 (pack_d): Likewise.
29300 (_fpadd_parts): Constify return type.
29301 (_fpmul_parts): Likewise.
29302 (_fpdiv_parts): Likewise.
29304 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29307 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29308 warn about overwriting initializer with side-effects or
29309 -Woverride-init if !IMPLICIT.
29310 (output_init_element): Likewise. Pass IMPLICIT down to
29312 (process_init_element): Add IMPLICIT argument. Pass it down
29313 to output_init_element.
29314 (push_init_element, pop_init_level, set_designator): Adjust
29315 process_init_element callers.
29316 (set_nonincremental_init, set_nonincremental_init_from_string):
29317 Adjust add_pending_init callers.
29318 (output_pending_init_elements): Adjust output_init_element callers.
29319 * c-tree.h (process_init_element): Adjust prototype.
29320 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29321 process_init_element callers.
29324 Copyright (C) 2009 Free Software Foundation, Inc.
29326 Copying and distribution of this file, with or without modification,
29327 are permitted in any medium without royalty provided the copyright
29328 notice and this notice are preserved.